Search Results — 2000 specimen records retrieved (1460 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
  CAS-BOT-BC77981  Abies concolor W. R. Dudley 1909-8-1 s.n. Plumas Sierra Valley Comment
  NY29507  Abies lowiana E. Fritz 1936-6-22 8207 Plumas Comment
  JEPS48675  Acer glabrum Esther C. Fritz 1933-7-2 Plumas Highway above Meadow Valley (near spring); highway above Meadow Valley, near spring Comment
  UC1586419  Acer glabrum var. diffusum Vernon H. Oswald and Lowell Ahart 1991-6-18 4692 Plumas located ca 5.5 mi (air) n Greenville (Homer Lake); , n of Greenville 1920 Comment
  CAS-BOT-BC330977  Acer glabrum var. glabrum Anna Head 1920-7-25 s.n. Plumas Feather River Region, Lake Center Camp Comment
  CAS-BOT-BC330987  Acer glabrum var. glabrum Mary Strong Clemens 1920-5-28 s.n. Plumas Crystal Lake Comment
  CAS-BOT-BC330988  Acer glabrum var. glabrum Mary Strong Clemens 1920-5-26 s.n. Plumas Taylorsville Comment
  CHSC20973  Acer glabrum var. torreyi F. T. Griggs; A. Pass 1975-7-23 246 Plumas Cape Lake. Comment
  RSA212178  Acer glabrum var. torreyi L. S. Rose 1969-6-23 69042 Plumas 8 miles southwest of Quincy, Le Porte Road 1311 Comment
  RSA59476  Acer macrophyllum E. K. Balls 1950-9-15 15869 Plumas 1.2 miles north of junction of Highway 89 and 24, road from Greenville to Quincy 976 Comment
  CAS-BOT-BC260433  Achnatherum hymenoides John Thomas Howell 1962-6-19 37839 Plumas The Buttes, N Sierra Valley 1493 Comment
  CDA12090  Achnatherum hymenoides G. F. Hrusa, G. L. Webster 1989-5-1 7019 Plumas Modoc Plateau; Beckwourth Pass approx. 3 miles E of Vinton on Hwy 70-at the Plumas/Lassen County line. Comment
  CAS-BOT-BC210702  Achnatherum lemmonii L. W. Swift 1933-6-13 85 Plumas Plumas National Forest. Bagley Pass 1828 Comment
  CDA13410  Achnatherum lemmonii G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13259 Plumas Sierra Nevada; Occasional in open sites near creek in low valley below headwaters of Bull Run Creek off USFS 23N12E. Perennial, bunching. Forest here dominated by Pinus jeffreyi, Abies concolor, Calocedrus. Comment
  UCD50577  Achnatherum lemmonii Leo Whitney 1934-8-13 2216 Plumas Three miles east of the Cate Place. Big Grizzley Valley, Plumas National Forest, ca. 10 miles northwest of Portola. Plumas County. 1828 Comment
  POM180944  Achnatherum lemmonii var. lemmonii A. A. Heller, P. B. Kennedy 1907-7-3 8712 Plumas Hills above Red Clover Valley Comment
  SBBG115897  Achnatherum nelsonii J. T. Howell 1962-6-18 37774 Plumas Sierra Valley near Beckwourth 1487 Comment
  UCD50778  Achnatherum nelsonii John Thomas Howell 1960-7-17 35485 Plumas Drakesbad, Plumas County. 1676 Comment
  CAS-BOT-BC216886  Achnatherum occidentale A. A. Beetle 1941-6-28 2898 Plumas W side of Lake Almanor 1828 Comment
  CAS-BOT-BC210849  Achnatherum occidentale subsp. californicum John Thomas Howell 1960-7-20 35787 Plumas Lassen Volcanic National Park. Between Boiling Springs Lake and Terminal Geyser 1859 Comment
  UC1133183  Achnatherum occidentale subsp. occidentale C. W. Hanks 1934-8-8 16 Plumas ridge top, nw end of Sierra Valley Plumas National Forest, Sierraville Quadrangle, Sierra Valle Comment
  CAS-BOT-BC210925  Achnatherum occidentale subsp. pubescens John Thomas Howell; Walter Knight; Irja Knight; Gordon H. True 1968-6-11 2363 Plumas Butterfly Botanical Area. Confluence of Spanish Creek & Butterfly Creek Comment
  CHSC67749  Achnatherum stillmanii James D. Jokerst 1985-6-10 2405 Plumas Indian Creek Small Hydro Survey. Adjacent to Indian Creek 400 m S of Hwy. 70, ca. 2 mi SW of Crescent. Comment
  CHSC102149  Acmispon americanus var. americanus Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16235 Plumas On dry to damp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam. 1591 Comment
  HSC93322  Acmispon nevadensis var. nevadensis Vernon H. Oswald, L. Ahart 1996-7-15 8032 Plumas Last Chance Marsh at the N end of Lake Almanor. 1.4 miles S of Last Chance Campground E from Rd. 29N11. 1372 Comment
  HSC93661  Aconitum columbianum subsp. columbianum G. Fred Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13271 Plumas Adjacent to Bull Run Creek off USFS Rd. 23N12E 1950 Comment
  CAS-BOT-BC413838  Aconogonon davisiae G. Schoolcraft 1989-7-3 1940 Plumas Diamond Mtns. north of Red Rock Lookout Comment
  CAS-BOT-BC29832  Adenocaulon bicolor George Wilson Gillett 1957-7-17 803 Plumas Lassen Volcanic National Park, upper Willow Lake Meadow, near the east inlet 1661 Comment
  JEPS28620  Adenocaulon bicolor George W. Gillett 1957-7-17 803 Plumas upper Willow Lake (near the east inlet); Lassen Volcanic National Park, Willow Lake 1661 Comment
  SEINET10473551  Adenocaulon bicolor Mary Susan Taylor 1981-7-21 Taylor 4077 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
  SD9508  Adiantum aleuticum Mrs. R. M. Austin 1880-1 Plumas Comment
  RSA699794  Agastache urticifolia L. Ahart, John Dittes, Josephine Guardino, Robert A. Schlising 2004-7-3 11161 Plumas About 1/4 mile north of Taylor Rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2140 Comment
  CHSC58487  Ageratina occidentalis Vernon H. Oswald; Lowell Ahart 1992-7-6 5069 Plumas Lassen Volcanic Park. On Kelly Mtn ca. 0.5 mi WSW of the end of Kelly Mtn. Rd. (Forest Rd. 29N75). 1792 Comment
  CHSC97306  Ageratina occidentalis Lowell Ahart; John Dittes 2007-8-9 14454 Plumas On the east side of a ridge, about 200 yards south of the intersection, about 1 mile south of Mount Ingalls, about 5 miles (air) northwest of the north end of Lake Davis. 2416 Comment
  JEPS115547  Ageratina occidentalis Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16215 Plumas On dry rocky soil, along a drainage from a snow lake, about 100 yards northeast of the snow lake, on the south side of Forest Road 26N67F3, 1.2 miles (air) northeast of Rush Creek Hill, 2.6 miles (air) east-southeast of Caribou Powerhouse 1677 Comment
  CAS-BOT-BC29511  Agoseris John Thomas Howell 1962-6-18 37735 Plumas Sierra Valley near Beckwourth 1487 Comment
  RSA129788  Agoseris glauca var. dasycephala E. Sawyer 1935-6-27 194 Plumas 1.6 miles ENE of Grizzly Peak 1768 Comment
  CDA14037  Agoseris grandiflora G. F. Hrusa, T. D. Wilfred 1996-8-1 13409 Plumas Sierra Nevada; ~ 1/4 mi. S of intersection of USFS 24N42 & 24N66, approx. 1 mi. S of Brady's Camp, Plumas National Forest. Comment
  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
  RSA716688  Agoseris grandiflora L. Ahart, John Dittes 2005-9-19 12421 Plumas About 1 1/4 miles east of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake. 1990 Comment
  CDA18451  Agoseris heterophylla G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3192 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
  CAS-BOT-BC13246  Agoseris monticola M. S. Taylor 1982-6-28 4759 Plumas Ramelli Ranch, S side of Hwy 70, ca 1 mi W of Beckwourth 1487 Comment
  RSA164330  Agoseris parviflora Clare B. Hardham 1961-6-16 7481 Plumas Diamond Peak 2134 Comment
  UC2042974  Agoseris retrorsa Barbara Ertter with Gary Schoolcraft 1990-5-14 8971 Plumas East side of mountain above Crescent Mill, E of Round Valley Reservoir. Comment
  CAS-BOT-BC13432  Agoseris retrorsa Gladys L. Smith 1976-6-7 4556 Plumas Route 70, Spring Grarden Station, 6 miles east of Quincy. 1219 Comment
  CAS-BOT-BC127593  Agropyron cristatum John Thomas Howell 1962-6-18 37794 Plumas Sierra Nevada. Sierra Valley near Beckwourth. 1487 Comment
  UC1100107  Agrostis alba Malcolm A. Nobs and S. Galen Smith 1949-8-18 1382 Plumas just s Chester (n end of lake); Lake Almanor, Last Chance Marshes Comment
  UCD51873  Agrostis capillaris John Thomas Howell 1975-6-15 51129 Plumas Quincy. 1036 Comment
  CHSC113609  Agrostis exarata Lowell Ahart 2014-8-26 19795 Plumas In the middle of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  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
  CHSC40287  Agrostis idahoensis Lowell Ahart 1985-7-11 5143 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
  CHSC54505  Agrostis idahoensis Vernon H. Oswald; Lowell Ahart 1991-7-30 4795 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
  SEINET10510252  Agrostis idahoensis Vernon H. Oswald, Lowell Ahart 1991-7-30 Oswald 4795 Plumas Big Springs on the W side of Humbug Valley, ca. 6 miles (air) ENE of Humbug Summit, ca. 12 miles (air S of Chester. Scattered plans along the edge of a downed log on a open patch of quaking sphagnum bog within the fenced enclosure at the springs. Comment
  UCD53169  Agrostis pallens G. L. Stebbins Jr. 1939-7-9 2930 Plumas Meadow view ranger station. 1889 Comment
  CAS-BOT-BC138711  Agrostis scabra John Thomas Howell 1926-7-26 2127 Plumas Near Prattville. 1371 Comment
  CAS-BOT-BC138715  Agrostis scabra Lowell Ahart 1980-10-6 2678 Plumas Sierra Nevada. About 1 mile south of La Porte. 1600 Comment
  JEPS68395  Agrostis scabra W. L. Jepson 1910-6-8 4085 Plumas near Lassen Peak; Lake Tartarus 2011 Comment
  POM313175  Agrostis scabra Malcolm A. Nobs, S. Galen Smith 1949-8-18 1366 Plumas Last Chance Marshes at north end of Lake Almanor, just south of Chester. Comment
  RSA718160  Agrostis scabra L. Ahart 2006-10-23 13493 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
  RSA196478  Agrostis stolonifera J. T. Howell 1926-7-26 2135 Plumas Near Prattville 1372 Comment
  JEPS28274  Agrostis thurberiana George W. Gillett 1957-7-19 853 Plumas 1.25 mi above Devils Kitchen (on trail to Sifford Lakes); Lassen Volcanic National Park 2057 Comment
  JEPS118395  Agrostis variabilis Lowell Ahart 2011-9-20 17689 Plumas Open area around a primitive campsite, on the south side of the poor dirt road on the north side of Pilot Peak, about 9 miles (air) northeast of La Porte 2072 Comment
  CAS-BOT-BC267056  Alisma John Thomas Howell 1961-9-23 36850 Plumas Indian Valley 1082 Comment
  UCSB45746  Alisma triviale Reisentz, Paul 1979-5-12 Plumas At the junction of Highway 70 and Highway 89 Comment
  CDA39431  Allium acuminatum G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3180 Plumas 2.5 miles (4 km) north-east of Quincy Junction on Mt. Hough-Crystal Lake Road at Howells Road junction. Comment
  CDA11829  Allium bisceptrum var. bisceptrum G. F. Hrusa, E. Sandoval 1993-5-3 11142 Plumas Sierra Valley; Beckwourth-Calpine Rd. approx. 5 m. S Hwy 70 intersection. Comment
  CAS-BOT-BC466469  Allium campanulatum A. A. Heller; P. B. Kennedy 1907-7-3 8708 Plumas Hills above Red Clover Valley Comment
  CAS-BOT-BC466613  Allium campanulatum John Thomas Howell 1960-7-18 35604 Plumas Dry rocky slope near hot springs, Drakesbad 1828 Comment
  SEINET8119129  Allium campanulatum M. Humphreys 1950-5-20 45 Plumas Sierra Valley, 1 mile E of Beckwourth. 1524 Comment
  CAS-BOT-BC472962  Allium lemmonii Arthur Menzies 1992-5-19 4189 Plumas West side of Ross Ranch Meadow ca 1/2 mi south of Middle Fork Feather River and ca 3 mi east of Portola; Plumas National Forest, Beckwourth Ranger District 1493 Comment
  SEINET10471984  Allium lemmonii Mary Susan Taylor 1982-6-10 Taylor 4627 Plumas T23N R14E se/ne sec 12. Reconnaissance Peak quad. Along 23N72, 0.5 mi w of Table Rock, ca. 2.5 mi ne of Beckwourth. Granitic soils. 5500 ft. 1675 Comment
  UCD143209  Allium lemmonii L. K. Mann; M. D. Mann, Madison 1962-6-12 s.n. Plumas Highway 89, southwest edge Lake Almanor, 0.8 miles before road to Almanor. Comment
  CAS-BOT-BC472812  Allium obtusum Lowell Ahart 1983-8-17 4328 Plumas South of Onion Valley, near the Quincy La Porte Road, west of Pilot Pk., north-east of La Porte 2000 Comment
  CHSC101771  Allium peninsulare var. peninsulare Lowell Ahart 2009-4-22 15596 Plumas On the west side of Guardians Trail, about 100 yards north of Pine Trail, Upper Bidwell Park, west of the intersection of Highway 32 and Ten Milie House Road, about 10 miles northeast of Chico. 381 Comment
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Oct 5 2019
  CHSC43781  Allium platycaule Vernon Oswald 1984-6-25 1329 Plumas La Porte-Quincy Rd. at the S. Fork of Feather River. 1926 Comment
  SEINET8191553  Allium platycaule W. Harnach, N. Harnach 1990-5-12 289 Plumas Sierra Valley, County Road A-23, S of Marble Lane, on Wilson brothers ground (Rock pile). 1515 Comment
  RSA641885  Allium platycaule Michael A. Vincent 1999-6-8 8549 Plumas Plumas National Forest, Milford Ranger District, along FS 28N03 betw FS 27N25 and FS26N16. Comment
  CHSC36322  Allium validum M. S. Taylor 1982-8-4 4917 Plumas On n side of Soloman Saddle Rd, ca. 1 mi nw of Taylor Rock, ca. 7 air mi ne of Quincy. 1889 Comment
  SEINET10472024  Allium validum Mary Susan Taylor 1981-7-17 Taylor 4024 Plumas T21N R12E ne/se sec 7, Sierra City NW quad; Bear Lake trail of Lakes Basin area, within 1/4 mi of trailhead near Ellwood Lodge, 6 mi S of Mohawk; moist shaded forest; 6400 ft elev. 1950 Comment
  CAS-BOT-BC260  Allocarya ambigens Amos Arthur Heller; P. B. Kennedy 1907-7-2 8682 Plumas Between Vinton and Peckwith Comment
  SEINET5332277 Image available Allocarya microcalyx A. A. Heller, P. B. Kenndey 1907-7-2 8680 Plumas Between Vinton and Beckwith. Comment
  CAS-BOT-BC171362  Alnus incana subsp. tenuifolia David D. Keck 1932-7-3 1652 Plumas Meadow S of Spanish Creek. Quincy. Northern Sierra Nevada 1065 Comment
  CAS-BOT-BC171371  Alnus incana subsp. tenuifolia Anna Head 1921-8-7 s.n. Plumas Feather River Region 1920 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
  RSA59909  Alnus incana subsp. tenuifolia E. K. Balls 1950-9-14 15824 Plumas 6 miles northwest of Chester, North Fork Feather River. 1402 Comment
  CAS-BOT-BC170700  Alnus rhombifolia Alice Eastwood 1927-6-18 14552 Plumas United States Forest Reserve. Forest Lodge, Greenville Comment
  UC127375  Alnus rhombifolia H. M. Hall and E. B. Babcock 1903-7-1 4445 Plumas Genesee Valley Sierra Nevada Mountains (along streams) 1097 Comment
  SEINET256574  Alopecurus aequalis Lowell Ahart 1985-7-3 5098 Plumas Ca 4.25 mi NE of La Porte; Little Grass Valley Reservoir where S Fork of Feather River joins lake 1585 Comment
  CHSC81744  Amaranthus californicus Lowell Ahart 2001-10-16 9366 Plumas On the south side of a small stream, below the high water line and on the northwest side of Round Valley Reservoir, about 2 1/2 miles southwest of Greenville. 1363 Comment
  RSA537532  Amaranthus californicus Barbara Ertter 1988-10-21 8009 Plumas Lake Almanor, E end of causeway ca 1.5 mi E of Chester on Hwy 36. 1341 Comment
  RSA718940  Ambrosia psilostachya L. Ahart 2006-10-8 13389 Plumas North side of the North Fork of the Feather River, on the south side of Highway 70, about 1/8 mile southwest of Chambers Creek. 623 Comment
  CAS-BOT-BC142921  Amelanchier Elmer I. Applegate 1929-6-21 5785 Plumas Near Drakesbad, Warner Valley Comment
  CHSC61611  Amelanchier alnifolia Arthur C. Barrett 1915-6-14 5 Plumas Boulder Cr. Ranger Sta. Pasture. 1645 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
  CAS-BOT-BC136775  Amelanchier utahensis W. R. Dudley 1909-8-29 s.n. Plumas Hot Springs, Sierra Valley Comment
  CAS-BOT-BC136781  Amelanchier utahensis Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1969-6-24 2435 Plumas Mouth of Butterfly Creek, Butterfly Botanical Area. Along roadside, Highway 70 883 Comment
  CAS-BOT-BC136785  Amelanchier utahensis John Thomas Howell 1973-7-9 49717 Plumas Round Valley 1371 Comment
  CAS-BOT-BC136797  Amelanchier utahensis M. B. Kildale 1926-9-11 2790 Plumas Chester 1289 Comment
  UC726079  Amelanchier utahensis A. A. Heller 1938-6-4 15144 Plumas 1 mi e Fredonyer Pass 1706 Comment
  JEPS48879 Image available Amelanchier utahensis Esther C. Fritz 1933-6-28 Plumas about Camp Califorest 1188 Comment
  SEINET6329353  Amelanchier utahensis L. R. Miller 1929-5-12 s.n. Plumas 4 miles southwest of Blairsden Comment
  UC577942  Amsinckia tessellata var. tessellata E. Sawyer 1935-6-14 102 Plumas 3/4 mi w of Sugarloaf 1524 Comment
  CHSC36318  Anaphalis margaritacea M. S. Taylor 1982-8-10 4951 Plumas End of spur rd off Seneca Rd (306) at Salmon Creek, ca. 2 air mi S of Canyon Dam. 1524 Comment
  CAS-BOT-BC391844  Anemone drummondii Lowell Ahart 1983-8-17 4339 Plumas South of Onion Valley, near the Quincy La Porte Road, west of Pilot Pk., about 11 miles north-east of La Porte 2000 Comment
  CAS-BOT-BC391927  Anemone lyallii L. S. Smith 1932-5-17 2656 Plumas Plumas National Forest. Above Strawberry Valley 1066 Comment
  CAS-BOT-BC391928  Anemone lyallii A. A. Heller 1938-5-21 15100 Plumas West of Chester Comment
  HSC71316  Angelica breweri J. M. DiTomaso 1980-8-28 1950 Plumas 1 mi E of Whitehorse campground, 1/2 mi W of Pacific Coast Trail on Hwy 70, 15 mi W of Quincy 1524 Comment
  SDSU2303  Angelica breweri D. F. Howe 1959-8-3 2784 Plumas 30 miles north of Quincy on #89 by stream. 1372 Comment
  CAS-BOT-BC59302  Antennaria argentea Mrs. H. C. Cantelow 1939-5-20 2546 Plumas Meadow Valley Comment
  SEINET5929455 Image available Antennaria argentea L. S. Rose 1967-1 67161 Plumas 6 mi N of Quincy jct. Comment
  CHSC97178  Antennaria dimorpha Lowell Ahart; John Dittes, Josephine Guardino 2007-6-9 14039 Plumas Along the west side of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1857 Comment
  JEPS113786  Antennaria dimorpha Lowell Ahart, John Dittes, Josephine Guardino 2007-6-9 14039 Plumas Along the west side of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1857 Comment
  CAS-BOT-BC58703  Antennaria geyeri Clare B. Hardham 1975-8-2 20492 Plumas Black Mtn. 2133 Comment
  CHSC57117  Antennaria geyeri L. P. Janeway 1991-8-4 4130 Plumas Plumas National Forest. Saddle just east of Squaw Valley Peak along the Beckwourth-to-Laufman Road. 1905 Comment
  JEPS113519  Antennaria luzuloides Lowell Ahart, John Dittes 2007-6-16 14138 Plumas On dry bare soil, 100 yards east of the small stream, on the south side of of County Road 111 (Beckwourth Gensee Road), 120 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  JEPS22816  Antennaria luzuloides E. Sawyer 1935-6-27 204 Plumas 1.4 mi se of Crow 1706 Comment
  CAS-BOT-BC86956  Antennaria pulchella Alice Eastwood 1912-8-22 1857 Plumas Foot of Lassen Butte Comment
  UC1125558  Antennaria rosea E. Sawyer 1935-6-27 213 Plumas Mouth of Dixie Valley Sierraville Quad., Dixie Valley 1554 Comment
  SJSU14721  Antennaria rosea N. A. Hopkins 1991-7-3 1704 Plumas by rd to Janesville, 15 mi N of its Red Clover Valley junction with Beckwourth-Genessee Road Comment
  CAS-BOT-BC84603  Anthemis cotula D. A. McMillan 1913-6-1 s.n. Plumas Sheep driveway, Plumas National Forest 1371 Comment
  CHSC98932  Anthemis tinctoria Samantha Mackey Hillaire 2007-7-1 1251 Plumas Approximately 0.5 mile east of the south end of Butt Valley Reservoir. North of Seneca Road. Meadow area. 1371 Comment
  CAS-BOT-BC137707  Anthoxanthum odoratum John Thomas Howell 1968-6-10 s.n. Plumas Sierra Nevada. Meadow at Quincy. 1036 Comment
  CAS-BOT-BC137708  Anthoxanthum odoratum John Thomas Howell 1975-7-22 51348 Plumas Sierra Nevada. Quincy Junction Road near Quincy. 1036 Comment
  CHSC94792  Antirrhinum vexillo-calyculatum subsp. intermedium Lowell Ahart 2006-10-8 13421 Plumas On the east bank of Chips Creek, southeast of the bridge on Highway 70, on the north side of the North Fork of the Feather River, about 1 1/4 miles southwest of Belden. 715 Comment
  UCD123492  Antirrhinum vexillocalyculatum subsp. intermedium D. Sanchez-Mata; R. Rodriguez-Rojo 1997-8-16 s.n. Plumas Rick Bar-Virgilia. Plumas National Forest. 820 Comment
  CHSC62089  Apocynum androsaemifolium L. P. Janeway 1993-7-28 4482 Plumas Plumas National Forest. Northwest-facing slope near bottom of a western branch of Ward Creek, ca 1 mi south of Genesee Valley. 1264 Comment
  UC726467  Apocynum androsaemifolium A. A. Heller 1938-6-14 15157 Plumas near Gray's Flat on State Hwy. 36 Gray's Flat 868 Comment
  RSA31685  Apocynum androsaemifolium subsp. pumilum A. A. Heller 1938-7-2 s.n. Plumas 3 miles east of Quincy. 1098 Comment
  SEINET9306227  Apocynum androsaemifolium subsp. pumilum Unknown 1981-7-27 4126 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. Comment
  SEINET10480701  Arabis Mary Susan Taylor 1981-7-22 Taylor 4107 Plumas T24N R11E nw 1/4 nw 1/4 sec 5. Spring Garden quad. Slope of hill, ca. 1/4 mi S of 26N21, ca. 0.5 mi W of Pine Creek Valley, ca. 7 air mi N of Spring Garden. 2316 Comment
  JEPS109843  Arabis constancei Dean W. Taylor 2004-5-26 19075 Plumas County Road 204 ca. 2 miles west from Round Valley (site) 1539 Comment
  UC1351717 Image available Arabis constancei L. Constance and T. I. Chuang 1969-7-11 3875 Plumas 7.6 mi se Quincy (at Spring Garden Overpass, on road to Blairsden); ; SE of Quincy, Plumas Co. 1249 Comment
  UC1485463  Arabis constancei M. S. Taylor 1981-6-15 3893 Plumas ca. 2 mi. n.e. Meadow Valley (s. side of Bucks Lake Rd., ca. 50 ft e. of its junction w/ 24N29 (rd. to Deanes Valley)); Bucks Lake NE Quad. 1158 Comment
  SEINET5340123  Arabis constancei J. Robertson, Y. M. Robertson 1983-6-9 s.n. Plumas Plumas National Forest. Along old roads near Clear Creek N & E of mine pit - E of Clear Creek. 1512 Comment
  JEPS2732 Image available Arabis davidsonii var. davidsonii Charlotte M. Wilder 1912-7-11 Plumas Mt. Elwell; ; Mt. Elwell, Plumas Co. Comment
  RSA655716  Arabis hirsuta var. glabrata R. R. Halse 1976-6-13 1395 Plumas Plumas National Forest; along State Hwy 89, 5.6 miles NW of Greenville. 1281 Comment
  SEINET10448423  Arabis inyoensis Mary Susan Taylor 1982-7-21 Taylor 4893 Plumas T23N R10E se/ne sec 7. Quincy quad. Around s end of Bachs Creek Ridge on rock outcrops in dry open areas, ca. 5 mi se of Quincy. 5750 ft. 1753 Comment
  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
  POM180940  Arabis rectissima A. A. Heller, P. B. Kennedy 1907-7-11 8809 Plumas Prattville. Comment
  CHSC105613  Aralia californica L. P. Janeway 2010-8-4 10133 Plumas Northern High Sierra Nevada. Plumas National Forest; along Soda Creek 0.7 km northwest of Hwy 70 and East Fork North Fork Feather River. 944 Comment
  SD7784  Aralia californica R. M. Austin 187- Plumas American Valley. Comment
  UC924272  Aralia californica H. S. Reed 1941-8-2 Plumas Forest Lodge 1036 Comment
  CHSC55805  Arceuthobium abietinum Vernon H. Oswald 1991-9-8 4863 Plumas Lassen Volcanic Park. Trail from Willow Lake to Terminal Geyser. 1767 Comment
  CAS-BOT-BC407730  Arceuthobium abietinum John Thomas Howell 1960-7-20 35784 Plumas between Boiling Springs Lake and Ternimal Geyser 1859 Comment
  CAS-BOT-BC409920  Arceuthobium campylopodum John Thomas Howell 1960-7-19 35669 Plumas Lassen Volcanic National Park, Drakesbad 1828 Comment
  CDA13596  Arceuthobium campylopodum G. F. Hrusa, T. D. Wilfred 1996-8-22 13520 Plumas Sierra Nevada; Plumas National Forest: S. end of ridge on W side of Little Long Valley Creek, about 1/2 m. N of Hwy 70 and 15 miles E of Quincy. Comment
  RSA609443  Arceuthobium campylopodum Louis C. Wheeler 1958-7-30 7355 Plumas Sierra Nevada: White Pine Chrome Mine, ca. 1/2 mile E of Bottle Springs, South Fork Rock Creek, near Quincy. 1585 Comment
  CAS-BOT-BC24429  Arctostaphylos manzanita Gladys L. Smith 1976-6-7 4607 Plumas S. end of summit ridge, secondary road from Quincy to La porte. 1950 Comment
  CAS-BOT-BC38482  Arctostaphylos mewukka subsp. truei John Thomas Howell 1976-4-2 51571 Plumas Injun Jim Campground, North Fork Feather River 609 Comment
  CAS-BOT-BC38620  Arctostaphylos mewukka subsp. truei John Thomas Howell; Gordon H. True 1967-5-7 42182 Plumas Injun Jim Campground at confluence of Granite Creek and North Fork of Feather River 609 Comment
  SD147588  Arctostaphylos mewukka subsp. truei John Thomas Howell 1976-4-2 51570 Plumas Injun Jim Campground, North Fork Feather River. 609 Comment
  CAS-BOT-BC40007  Arctostaphylos nevadensis John Thomas Howell 1926-7-27 2146 Plumas Near Prattville 1676 Comment
  CAS-BOT-BC40008  Arctostaphylos nevadensis John Thomas Howell; Gordon H. True 1967-7-11 43345 Plumas Summit ridge of Mt. Hough 2194 Comment
  UC549519  Arctostaphylos nevadensis J. E. Adams 1934-5-13 817 Plumas Silver Lake 1828 Comment
  CAS-BOT-BC42115  Arctostaphylos patula Mrs. S. Earle Kelley 1920-7-1 s.n. Plumas Greenville 1097 Comment
  UCD53311  Arctostaphylos patula John Thomas Howell 1976-4-2 51580 Plumas Spring Garden. 1219 Comment
  UCD23332  Arctostaphylos viscida subsp. viscida E. W. Jameson 1948-11-20 s.n. Plumas 4 mi. north of Quincy. 1097 Comment
  CHSC91931  Arenaria aculeata L. P. Janeway 2005-7-31 8510 Plumas Northern High Sierra Nevada. Diamond Mountains, top of spur ridge 0.3 km southwest of Crystal Peak. 2308 Comment
  CHSC32025  Arenaria kingii var. glabrescens L. Ahart 1975-7-9 866 Plumas Ca. 1 mi w of Pilot Peak. 1981 Comment
  CAS-BOT-BC82084  Arnica W. Harnach; N. Harnach 1990-6-27 421 Plumas Sierra Valley. Ramelli Ranch (USFS), between river and R/R 1487 Comment
  CAS-BOT-BC82219  Arnica chamissonis John Thomas Howell 1926-7-30 2157 Plumas Prattville 1371 Comment
  CAS-BOT-BC82223  Arnica chamissonis H. E. Brown 1897-8-1 607 Plumas Near Lassen Buttes 1828 Comment
  UC134177  Arnica chamissonis D. Cleveland 1882-7-22 Plumas Prattville Comment
  UC1192155  Arnica chamissonis Malcolm A. Nobs and S. Galen Smith 1949-8-18 1396 Plumas 2 mi n, near Chester Lake Alamor; Last Chance Creek Comment
  CHSC69987  Arnica cordifolia L. P. Janeway 1997-5-7 5108 Plumas East side of Red Clover Creek at 'Drum Bridge' 2.7 mi southeast of Indian Creek. 1225 Comment
  CHSC85481  Arnica cordifolia G. F. Hrusa; E. Sandoval 1993-5-3 11137 Plumas Snake Lake vicinity. In forest surrounding Snake Lake. [Lat./long. on label is '39 58 N; 120 59 W']. 1250 Comment
  RSA123409  Arnica cordifolia E. Sawyer 1935-5-22 27 Plumas Sierraville, 1.25 miles NE of Beckwith Butte 1707 Comment
  CHSC70786  Arnica dealbata B. Castro; L. Gehrung 1995-7-14 584 Plumas Ca 8 air mi SW of Bucks Lake, ca 0.3 mi W of Kellogg Ravine, along edges of USFS Rd 22N29. 1493 Comment
  RSA718391  Arnica dealbata L. Ahart 2006-7-3 12906 Plumas About 0.25 mile N of Lumpkin Ridge road, on Lumpkin Ridge, 4 miles (air) NE of Camp 18 1528 Comment
  JEPS115227  Arnica discoidea Lowell Ahart, John Dittes 2009-7-15 16093 Plumas On dry rocky soil, under the power line, on the south side of Forest Service Road 26N22, about 2.3 miles (air) southeast of Butt Valley Reservoir Dam 1517 Comment
  CAS-BOT-BC82502  Arnica discoidea C. R. Quick 1941-8-31 41 -60 Plumas [S.E.of] S.E. of Quincy Comment
  CAS-BOT-BC82654  Arnica latifolia Lowell Ahart 1980-7-27 2489 Plumas About 5 miles east of Bucks Lake 1500 Comment
  CHSC112558  Artemisia arbuscula subsp. arbuscula B. Castro; L. P. Janeway 2007-6-9 1641 Plumas Northern High Sierra Nevada. West side of lower Thompson Valley 1.1 mi N of the mouth of McReynolds Creek at Red Clover Creek. Sagebrush meadowy flats on W side of Thompson Creek, ca 500 ft below edge of open Ponderosa-Jeffrey pine forest. 1673 Comment
  CHSC71630  Artemisia arbuscula subsp. arbuscula Vernon H. Oswald; Lowell Ahart 1998-8-11 9488 Plumas Northwest of Onion Valley at Monitor Flat on Cleghorn Bar Rd. 2.5 mi west of Quincy-La Porte Rd. (County Rd. 511). 1905 Comment
  CAS-BOT-BC90123  Artemisia biennis M. S. Taylor 1982-8-27 5071 Plumas Ramelli Ranch, where Feather River [corsses] crosses RR tracks, ca. 1.5 mi sw of Beckwourth. Portola quad. 1487 Comment
  CAS-BOT-BC90403  Artemisia douglasiana John Thomas Howell 1960-7-18 35591 Plumas Meadow near bath house, Drakesbad 1828 Comment
  CHSC113869  Artemisia douglasiana Lowell Ahart 2014-8-26 19787 Plumas In the middle of the South Fork of the Feather River, Little Grass Valley Resrvoir, 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
  CAS-BOT-BC90568  Artemisia dracunculus M. S. Taylor 1982-9-13 5130 Plumas Portola quad. Ramelli Ranch, at jct of Grizzly Creek and Feather River, ca. 2 mi w of Beckwourth 1487 Comment
  CAS-BOT-BC93522  Artemisia tridentata subsp. tridentata H. Albert Barker 1926-7-11 277 Plumas Feather River - Blairsden 1371 Comment
  RSA122490  Artemisia tridentata subsp. tridentata C. W. Hanks 1934-9-25 89 Plumas Red Rock Valley 1372 Comment
  SEINET252470 Image available Artemisia tridentata subsp. tridentata Leila M. Shultz, Heather Garrison 2006-1 20320 Plumas Between Quicy and Reno, ca. 2 miles west of Vinton on south-facing slope. 1513 Comment
  UC1119488  Artemisia tridentata subsp. tridentata R. Roseberry 1934-11-19 16 Plumas 1/2 mi n Bungalow; Plumas National Forest, Downieville Quadrangle 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
  CHSC73402  Asarum lemmonii B. Castro 1995-11-29 629 Plumas Ca 2 air mi ESE of Walker Plains on Rock Island Ridge, and ca 0.3 mi N of Rock Island itself. In minor perennial tributary to Truck Ravine, between the Ravine and USGS Rd 23N27. 1475 Comment
  SBBG32408  Asarum lemmonii L. S. Rose 1968-6-11 68109 Plumas Butterfly Valley, 4 mi S of Keddie 1036 Comment
  UCD137865  Asarum lemmonii Lewis S. Rose 1968-6-11 68109 Plumas Butterfly Valley, 4 mi. s. of Keddie. 1036 Comment
  CDA22423  Asarum lemmonii D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .284 Plumas Fern Gulch, E of Butterfly Valley, just S of Keddie. 0 Comment
  SEINET6833666  Asclepias cordifolia R. L. Mills 1956-4-27 1 Plumas Quinicy, along the Feather River 1036 Comment
  SEINET11262189  Asclepias fascicularis Robert L. Johnson, Mikel R. Stevens 2015-7-11 3957 Plumas Spanish Creek drainage. 0.2 rd mi N on Hugh Spur (fronting rr-track) after jct with Hwy 89. Ca 1.2 air mi S of Indian Falls.; 0 Comment
  SEINET10890220  Asclepias fascicularis R. M. Austin Austin s.n. Plumas Plumas Co. Comment
  JEPS6283  Asclepias speciosa W. L. Jepson 1939-8-4 19340 Plumas Rock Creek; Meadow Valley 1219 Comment
  RSA518352  Aster alpigenus B. Pitzer 1988-5-29 953 Plumas Plumas National Forest ca. 6 mi. N of Gold Lake on Gold Lake Road, 2.6 mi W of junction with Hwy 89. 1829 Comment
  RSA726330  Aster breweri L. Ahart, John Dittes 2007-8-9 14445 Plumas About 120 yards east of the road, on the east slope of Mount Ingalls, about 6 air miles northwest of the north end of Lake Davis 2552 Comment
  UCR58341  Aster campestris R. D. Goeden, Don W. Ricker 1989-8-22 890822- 3 Plumas Northern Sierra Nevada Mtns., Plumas National Forest, east side of Frenchman Lake 1725 Comment
  RSA59700  Aster eatonii E. K. Balls 1950-9-9 15769 Plumas South end of small lake west of Lakes Center Public Camp Comment
  CHSC88613  Aster elatus Linnea Hanson 1998-8-11 377 Plumas Plumas National Forest. Hauns Meadow, above Greenville. 1371 Comment
  CHSC110619  Aster integrifolius B. Castro; G. Kuenster 2006-8-4 1582 Plumas Northern High Sierra Nevada. SW side of Lower Thompson Valley 0.8 mi. N of the mouth of McReynolds Creek at Red Clover Creek. W side of Thompson Creek, near low knolls with rounded granitic outcrops, ca 450 ft below edge of open Ponderosa-Jeffrey pine forest. 1664 Comment
  RSA34828  Aster occidentalis Roxana S. Ferris, Laura Lorraine 1941-8-9 10431 Plumas At Lake Almanor Public Camp (near village) Comment
  SD46410  Astragalus bolanderi Robert J. Weatherby 1955-7-26 1664 Plumas On ridge north of Spanish Peak. 2100 Comment
  UCD104875  Astragalus lemmonii Dean Wm. Taylor; Glenn Clifton 1990-6-26 11179 Plumas Sierra Valley, near junction of road A24 and Dyson Lake, in SW corner of the junction. Comment
  UCD104877  Astragalus lentiformis Michael A. Vincent 1999-6-7 8530 Plumas Plumas National Forest, Milford Ranger District. West of Frenchman Lake along FS Rt. 11. Comment
  JEPS125801  Astragalus lentiginosus var. floribundus William Harnach 2002-5-14 1059 Plumas 0.8 miles West of the intersection of Highway 49 and Dyson Lane. Comment
  SEINET5325512  Astragalus lentiginosus var. floribundus W. Harnach, N. Harnach 2002-5-14 1063 Plumas 0.8 miles west of the intersection of Hwy 49 and Dyson Lane. 1494 Comment
  CHSC61729  Astragalus pulsiferae var. pulsiferae Diane Mastalir 1993-6-29 Plumas Plumas National Forest. 0.7 mi southeast of Chilcoot Campground; 0.1 mi southwest of Little Last Chance Creek; 10 m east of Rd 23N34, ca 50 m south of its junction with Rd 23N07. 1548 Comment
  CAS-BOT-BC192954  Astragalus purshii var. purshii Alice Eastwood 1918-5-25 7000 Plumas Portola Comment
  CHSC41195  Astragalus purshii var. purshii J. D. Jokerst 1984-5-13 2007 Plumas East end of Genesee Valley, canyon of Indian Cr. between creek and Indian Cr. Rd. 1249 Comment
  CAS-BOT-BC200856  Astragalus webberi M. S. Taylor 1982-6-14 4671 Plumas E side of Hwy 89, ca. 1 mi n of Indian Falls 1036 Comment
  RSA0006882  Astragalus webberi R. C. Barneby 1956-1 s.n. Plumas [No location data on label] Comment
  CHSC112611  Asyneuma prenanthoides Lowell Ahart 2013-9-11 19034 Plumas Gravel bar on the west side of Chips Creek, about 20 yards south of Highway 70, about one mile southwest of Belden. 676 Comment
  HSC101680  Asyneuma prenanthoides Dillon North Davis 2013-7-1 40 Plumas 9.5 miles south on FS Road 25N17 from intersection with Highway 70. Comment
  SEINET11262422  Asyneuma prenanthoides Robert L. Johnson, Mikel R. Stevens 2015-7-11 3959 Plumas Spanish Creek/Indian Creek drainage. Ca 1.6 rd mi N on Hugh Spur/Shoofly/Old Quarry Rd (fronting rr-track) after jct with Hwy 70/89. Ca 0.6 air mi ssw of Indian Falls.; 0 1023 Comment
  CHSC99798  Athyrium filix-femina Lowell Ahart 2008-8-13 15189 Plumas On the bottom of Kenzie Ravine, on the east side of the road, about 1/2 mile east of Little Glass Valley Reservoir, about 4 miles (air) northeast of La Porte. 1598 Comment
  CHSC52718  Athyrium filix-femina var. cyclosorum L. P. Janeway 1990-7-19 3807 Plumas Along Emigrant Cr 1/2 mi N of the crest of Grizzly Ridge. Plumas National Forest Beckwourth Ranger District, Cascade Compartment. 2026 Comment
  JEPS107686  Athyrium filix-femina var. cyclosorum Lowell Ahart, John Dittes 2005-9-20 12441 Plumas Along a very small stream, east of the end of Forest Road 27N34, northeast of Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley 2061 Comment
  RSA0039308  Athyrium filix-femina var. cyclosorum Lowell Ahart 2008-8-14 15208 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
  SD9783  Athyrium filix-femina var. cyclosorum Mrs. R. M. Austin 1879-1 Plumas Big Meadow Comment
  CAS-BOT-BC17543  Athysanus pusillus John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1967-6-12 1989 Plumas Butterfly Botanical Area and Vicinity. Valley near barn. 1036 Comment
  CDA13922  Balsamorhiza G. F. Hrusa 1997-5-3 13847 Plumas Sierra Nevada; 1/2 mi. NE of intersection of Hwy 70 and Rattlesnake Creek Rd (to N; USFS 508)/and Sloat Rd. (to S). Comment
  CHSC8116  Balsamorhiza deltoidea J. G. Moore 1969-4-26 85 Plumas Growing on S side of Hwy 70, 20 mi E of Belden. 914 Comment
  CAS-BOT-BC106453  Balsamorhiza hookeri Elizabeth McClintock; Wayne Roderick 1968-5-19 s.n. Plumas East of Beckwourth 1524 Comment
  CHSC81354  Barbarea orthoceras L. P. Janeway 1996-5-13 4965 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
  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
  SD46465  Beckmannia eruciformis Robert J. Weatherby 1950-7-28 1502 Plumas marshy border of Indian Creek, 2 miles south of Crescent Mills 1036 Comment
  CAS-BOT-BC145812  Beckmannia syzigachne John Thomas Howell 1951-8-20 28216 Plumas Sierra Nevada. Genesee. 1127 Comment
  CHSC34309  Bidens cernua var. cernua L. Ahart 1981-9-6 3084 Plumas On sandbar along Indian Creek, ca. 1/2 mi SW of the jct of Hwy 89 and Arlington Rd, ca. 1.5 mi SW of Crescent Mills. 1200 Comment
  JEPS102555  Bidens frondosa Lowell Ahart 2001-10-16 9367 Plumas On a high bank, and the north side of a small stream, on the NW side of Round Valley Reservoir, about 2 1/2 miles SW of Greenville. 1363 Comment
  SEINET10473665  Bidens frondosa Mary Susan Taylor 1981-9-3 Taylor 4268 Plumas California: T26N R9E nw1/4 of sw1/4 sec 15. Greenville SW quad. N tip of Round Valley Reservoir by road 204, ca. 3 air mi S of Greenville. Plumas County. 4500 ft. 1372 Comment
  CDA12087  Blepharipappus scaber G. F. Hrusa, G. L. Webster 1989-5-1 7022 Plumas Modoc Plateau; Beckwourth Pass approx. 3 miles E of Vinton on Hwy 70-at the Plumas/Lassen County line. Comment
  CAS-BOT-BC128020  Blepharipappus scaber Gladys L. Smith 1976-6-7 4575 Plumas vernal pool alongside Rte. A23 about 6 miles north of Sierra Co and just before road to Hot Springs 1524 Comment
  CAS-BOT-BC128026  Blepharipappus scaber H. N. Bolander; Kellogg s.n. Plumas Sierra Valley Comment
  UCD129602  Blepharipappus scaber M. S. Taylor 1982-6-28 4765 -A Plumas Ramelli Ranch, between Calpine Road (109) and cow pastures, south side of Highway 70. Around 1 mile west of beckwourth. 1487 Comment
  CAS-BOT-BC16869  Boechera Lowell Ahart 1989-7-2 6341 Plumas On the northwest side and near the summit of Pilot Peak, about 10 miles northeast of La Porte. 2255 Comment
  UC10146  Boechera Mrs. R. M. Austin and Bruce Jun 1898 2251 Plumas Davis Creek Comment
  CHSC41272  Boechera arcuata J. D. Jokerst 1984-5-14 2011 Plumas SE of Genesee Valley, S of Ward Cr. 1463 Comment
  CAS-BOT-BC16141  Boechera constancei John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54150 Plumas Sierra Nevada. 2.65 miles west of Round Valley Reservoir dam. 1569 Comment
  CAS-BOT-BC16184  Boechera davidsonii Lowell Ahart 1983-8-17 4330 Plumas South of Onion Valley, near the Quincy La Porte Road, west of Pilot Peak, about 11 miles northeast of La Porte. 2000 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
  UCD114129  Boechera pauciflora Robert E. Preston 1985-4-4 513 Plumas Chips Creek, at confluence with North Fork Feather River, w side of Hwy 70. 670 Comment
  CAS-BOT-BC14259  Boechera pinetorum Lowell Ahart 1989-7-7 6371 Plumas About 12 miles northeast of La Porte. About 0.5 mile north of the Bunker Hill Mine. On the east side of Bunker Hill Crk. 1828 Comment
  CHSC43442  Boechera platysperma Lowell Ahart 1974-8-3 588 Plumas Near Mount Etna, about 5 miles east of the Bunker Hill Mine, about 14 miles north-east of La Porte. 1828 Comment
  CHSC62536  Boechera rectissima B. Castro 1993-7-20 485 Plumas Ca 2 air mi W of Bucks Lake, ca 1 mi N of Grizzly Ck, on ridge between USFS Rds 23N42 and 23N42A. 1645 Comment
  CHSC64077  Boechera rectissima B. Castro; R. A. Schlising 1987-7-21 168 Plumas Ca 6 mi W of Clio via Hwy 70/89, just E of jcn USFS Rds 22N98 and 22N42 on hillside below roads. 1539 Comment
  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
  CAS-BOT-BC14659  Boechera rectissima John Thomas Howell; Harvey Keith Wagnon 1980-5-26 53603 Plumas Sierra Nevada. 10 miles east of Virgilia on road to Quincy. Comment
  CAS-BOT-BC14702  Boechera rectissima John Thomas Howell; Gordon H. True 1967-6-12 42585 Plumas Sierra Nevada. North side of American Valley near Quincy. 1036 Comment
  CAS-BOT-BC25586  Boechera retrofracta John Thomas Howell 1974-9-20 50890 Plumas Sierra Nevada. 7 miles from Quincy on road to Blairsden. 1097 Comment
  CAS-BOT-BC25591  Boechera retrofracta John Thomas Howell; Gordon H. True 1973-7-31 50115 Plumas Sierra Nevada. Diamond Range. Summit range of Thompson Peak. 2194 Comment
  SEINET3166092  Boechera rigidissima P. J. Alexander 2008-7-22 865 -A, B Plumas North side of the summit of Mount Elwell, +-0.05 miles N of the highest point, +-0.8 miles SE of Mt. Washington, +-14 miles NE of Downieville, northern Sierra Nevada, Plumas National Forest. 2362 Comment
  SEINET3166136  Boechera suffrutescens P. J. Alexander 2008-7-22 864 -A Plumas North side of the summit of Mount Elwell, +-0.1 miles N of the highest point, +-1.8 miles SE of Mt. Washington, +-14 miles NE of Downieville, northern Sierra Nevada, Plumas National Forest. 2347 Comment
  POM248780  Boisduvalia densiflora L. S. Rose 1934-7-23 34405 Plumas Vinton 1524 Comment
  POM46383  Boisduvalia macrantha Marcus E. Jones 1897-7-2 s.n. Plumas Near Prattville at Mt. Meadow. 1677 Comment
  NY144279  Botrychium californicum R. M. Austin 07 1897 s.n. Plumas In Sierra Nevada mountains near Quincy Comment
  UCD136847  Botrychium multifidum Dean W. Taylor; Dennis W. Stevenson, Rexford E. Palmer 1974-10-1 s.n. Plumas Along trail 1/2 mile north of Grass Lake. Comment
  CHSC82546  Botrychium simplex var. compositum Lowell Ahart; Peter Ahart 2002-7-24 9921 Plumas In a meadow, near a pond, about 200 yards north of Lumpkin Ridge Road, about 3/4 mile (air) northeast of Little Grass Valley Reservoir dam, about 4 miles (air) northwest of La Porte. 1634 Comment
  CHSC82558  Botrychium simplex var. compositum Lowell Ahart 2002-7-18 9866 B Plumas In a meadow, on the south side of a small upper branch of Fall River, about 100 yards north of Lumpkin Ridge Road, about 1 mile (air) southeast of Tamarack Flat, about 1/4 mile southwest of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir dam, about 4 1/2 miles (air) northwest of La Porte. 1701 Comment
  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
  CHSC62421  Brickellia californica L. P. Janeway 1993-9-1 4575 Plumas Plumas National Forest. Soda Creek 0.1 mi northwest of Hwy 70 and the East Branch North Fork Feather River. 914 Comment
  SEINET10904924  Brickellia grandiflora Mary Susan Taylor, H. Swanson 1982-8-11 Taylor 4972 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
  JEPS28594  Brickellia greenei George W. Gillett 1957-7-13 756 Plumas along direct route to the Devils Kitchen (slope below Sifford Lakes, Lassen Volcanic National Park); Lassen Volcanic National Park 2057 Comment
  RSA599864  Brickellia greenei L. C. Wheeler 1959-7-14 7563 Plumas Middle Fork Feather River: McCarthy Mine, McCarthy Bar.. . Comment
  CAS-BOT-BC484272  Brodiaea elegans subsp. elegans Mary Wells 1986-6-11 780 Plumas Gold Lake Road between Graeagle and Gold Lake Comment
  UC143028  Brodiaea minor Mrs. A. L. Coombs 1902-7-7 Plumas Prattville Comment
  UC196408  Bromus briziformis H. S. Yates 1913-7-20 Plumas Massack 1432 Comment
  SEINET3921868  Bromus carinatus Lewis S. Rose 1951-6-27 51021 Plumas Johnsville, CA.; 0 1600 Comment
  UC943024  Bromus carinatus var. carinatus Lewis S. Rose 1951-6-27 51021 Plumas Johnsville 1600 Comment
  UC682036  Bromus carinatus var. carinatus Jack R. Harlan 1942-6-10 10 Plumas Meadow View Ranger Station Comment
  CHSC102087  Bromus ciliatus Lowell Ahart; John Dittes 2009-7-13 16038 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
  SBBG115916  Bromus hordeaceus J. T. Howell 1962-6-18 37754 Plumas Sierra Valley near Beckwourth 1463 Comment
  UCD58849  Bromus inermis John Thomas Howell; Gordon H. True 1967-7-11 43377 Plumas Sierra Nevada. Meadow at Quincy. 1036 Comment
  CHSC55633  Bromus inermis subsp. inermis K. R. Stern 1986-6-25 8301 Plumas Vicinity of Blairsden. 1402 Comment
  SBBG115939  Bromus japonicus J. T. Howell 1977-6-24 52417 Plumas near confluence of Spanish and Indian Crks 929 Comment
  CAS-BOT-BC162145  Bromus orcuttianus Joseph A. Ewan 1934-6-25 8227 Plumas Gold Lake Road above Deuters (Blairsden). 1676 Comment
  CDA14125  Bromus orcuttianus G. F. Hrusa 1997-5-3 13815 Plumas Sierra Nevada; Near summit of slope on E side of Rattlesnake Creek, S of Hwy 70 approx. 15 mi. E of Quincy. Uncommon bunching perennial in dry, +- shaded site. Comment
  CHSC91915  Bromus orcuttianus Lowell Ahart; Josephine Guardino 2005-8-9 12268 Plumas Meadow near forest edge, north of a small drainage that runs into Fant Creek, about 200 yards southwest of Fant Creek and the corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1597 Comment
  RSA201312  Bromus orcuttianus J. T. Howell 1960-8-20 36274 Plumas Drakesbad 1677 Comment
  UCD59660  Bromus secalinus Robbins; Raynor 1943-6-1 s.n. Plumas Quincy. Comment
  CHSC102382  Bromus suksdorfii Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16130 Plumas On the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam. 1606 Comment
  CAS-BOT-BC161412  Bromus tectorum John Thomas Howell 1960-7-20 35766 Plumas Lassen Volcanic National Park. Boiling Springs Lake. 1798 Comment
  CAS-BOT-BC185650  Bromus tectorum C. R. Quick 1957-6-15 57 -07 Plumas About 0.5 mile south of Lake Almanor. Comment
  SBBG504  Bromus tectorum A. A. Beetle 1941-6-28 2773 Plumas W side of Lake Almanor 1219 Comment
  UC1131288  Bromus tectorum C. W. Hanks 1934-8-7 12 Plumas Plumas National Forest, nw end of Sierra Valley Sierra Valley; Plumas National Forest, Sierra Valley 1584 Comment
  UCD60043  Bromus tectorum var. glabratus August L. Hormay 1932-6-11 s.n. Plumas Middle Fork of the Feather River, 10 miles east of Quincy. Comment
  CHSC107907  Bromus vulgaris L. P. Janeway 2011-8-23 10669 Plumas Northern High Sierra Nevada. Plumas National Forest; north side of Road 22N50Y 0.7 road km east of Road 22N60; 2.4 air km east-northeast of the northeast corner of Little Grassy Valley Reservoir. Small grassy openings in north-facing slopes. 1719 Comment
  SEINET260545 Image available Bromus vulgaris Michael Cutler, Janice Cutler 1992-6-11 Plumas Ca 0.5 mi S of Quincy; Boyle Ravine; Qunicy 1950 Quad 589-2C. 1100 Comment
  CAS-BOT-BC185348  Calamagrostis canadensis John Thomas Howell 1960-7-20 35722 Plumas Lassen Volcanic National Park. 1828 Comment
  JEPS107725  Calamagrostis canadensis Lowell Ahart, John Dittes 2005-9-20 12429 Plumas On the west shore of Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley 2029 Comment
  CAS-BOT-BC438481  Calandrinia ciliata John Thomas Howell 1960-7-18 35570 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CAS-BOT-BC438485  Calandrinia ciliata John Thomas Howell; Gordon H. True 1967-6-11 42577 Plumas At Quincy. 1036 Comment
  SEINET9097602  Calandrinia ciliata var. menziesii W. Harnach, N. Harnach 1991-6-21 555 Plumas Sierra Valley, 0.5 miles S of Beckwourth, next to railroad bridge E of County Road A-23. 1487 Comment
  CHSC74139  Calliscirpus brachythrix B. Castro 1998-8-20 824 Plumas Ca 3.5 air mi S of Bucks Lake, 100 ft W of USFS Rd 23N15 as it heads S, ca 0.7 mi SE of its jcn with Rds 23N18 and 23N69. At E edges of moderate-sized meadow near headwaters of East Branch Coldwater Creek. 1761 Comment
  CAS-BOT-BC487774  Calochortus coeruleus John Thomas Howell; Gordon H. True 1967-7-11 43358 Plumas Southeast slope of Mt. Hough, Sierra Nevada 2042 Comment
  CDA15915  Calochortus leichtlinii B. Smith, G. F. Hrusa 1996-7-16 s.n. Plumas Plumas National Forest; above upper Bull Run Creek off USFS 23N12E. Comment
  HSC101684  Calochortus leichtlinii Dillon North Davis 2013-6-10 13 Plumas 9.8 miles south on FS Road 25N17 from intersection with Highway 70. Comment
  JEPS61668  Calochortus leichtlinii Esther C. Fritz 1933-7-15 Plumas Spanish Peak 2072 Comment
  CAS-BOT-BC490273  Calochortus leichtlinii Anna Head 1920-7-1 s.n. Plumas Feather River region 457 Comment
  CAS-BOT-BC483477  Calochortus minimus Elmer I. Applegate 1929-6-20 5762 Plumas Warner valley below Drakesbad, Mt. Lassen region Comment
  CAS-BOT-BC483478  Calochortus minimus Elmer I. Applegate 1929-6-21 5795 Plumas Between Kelly's camp and Drakesbad, Warner Valley, Mt. Lassen region Comment
  CAS-BOT-BC493113  Calochortus monophyllus Mrs. S. Earle Kelley 1919-1-1 s.n. Plumas Salmon Lake Comment
  UC1134504  Calochortus nudus Beryl O. Schreiber 1938-7-9 2519 Plumas 1.5 mi e Meadow Valley; Plumas National Forest, Bidwell Bar Quad. 1066 Comment
  UC384666  Calochortus nudus E. D. Merrill 1929-7-13 Plumas Silver Lake 1828 Comment
  CAS-BOT-BC493420  Calochortus nudus B. Ertter; G. Schoolcraft 1987-6-17 1737 Plumas About 2 miles N. of Chester, Susanville 1402 Comment
  CAS-BOT-BC493426  Calochortus nudus Lewis S. Rose 1967-6-12 67114 Plumas Butterfly Valley, 3 mi. of Keddie 1219 Comment
  PASA532  Calochortus nudus Margaret Stason 1932-6-22 Plumas Near Drakesba,d Lassen National Park 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
  JEPS48662  Caltha biflora Esther C. Fritz 1933-7-4 Plumas Spanish Peak Comment
  CAS-BOT-BC271530  Calycadenia truncata subsp. truncata Rimo Bacigalupi 1953-8-31 4346 Plumas Along roadside, road from Greenville to Indian Agency, in Indian Valley, about 2 miles east of Greenville 1005 Comment
  CHSC60916  Calyptridium monospermum Vernon H. Oswald 1993-6-17 5550 Plumas Lassen Volcanic National Park. N side of Hot Springs Creek between the Warner Valley Ranger Station and the S boundary of the park. Scattered plants on an open slope. 1621 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
  UC1136666  Calyptridium monospermum G. T. Nordstrom 1934-7-3 162 Plumas 3/4 mi s of Mount Ararat; Plumas National Forest 1645 Comment
  UC852128  Calyptridium monospermum A. A. Heller 1938-5-30 15132 Plumas near Bucks Creek Powerhouse; Feather River; Feather River, near Bucks Creek power house, Plumas Co. 609 Comment
  JEPS103356  Calyptridium umbellatum Lowell Ahart 2002-6-26 9778 Plumas On the E side of the poor road, ca 1/2 mile S of the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, ca 1 mile (air) NW of Little Grass Valley Reservoir dam, ca 4 miles (air) NW of La Porte. 1796 Comment
  UC1136680  Calyptridium umbellatum A. E. Wieslander 1927-7-10 15 Plumas between Gold Lake and Silver Lake ( Plumas National Forest); Plumas National Forest 1828 Comment
  UCD126111  Calystegia malacophylla Matt Georgeff 1992-5-17 16 Plumas Snake Lake Campgrounfd, 15 miles W of Quincy. Comment
  CHSC21294  Calystegia occidentalis subsp. occidentalis F. T. Griggs; A. Pass 1975-7-8 106 Plumas Buck's Lake Forest Service Survey Comment
  JEPS109989  Calystegia occidentalis subsp. tomentella Dean W. Taylor 2006-6-29 19557 Plumas Keddie Ridge; meadow just E of Second Water Trough (ca. 1 mile W of Hauns Meadow along County Road 201) 975 Comment
  CAS-BOT-BC496989  Camassia leichtlinii subsp. suksdorfii John Thomas Howell; T. C. Fuller; G. D. Barbe 1966-7-28 54386 Plumas Boggy slope 0.25 miles east of Bucks Summit on road to Quincy 1670 Comment
  CAS-BOT-BC160842  Camissonia tanacetifolia subsp. quadriperforata Peter H. Raven 1963-5-28 18415 Plumas State Highway 49 2.4 miles west-northeast of Sierraville Comment
  CAS-BOT-BC160887  Camissonia tanacetifolia subsp. tanacetifolia H. E. Brown 1897-8-1 624 Plumas Near Lassen Buttes 1828 Comment
  CAS-BOT-BC160888  Camissonia tanacetifolia subsp. tanacetifolia Lin Grayson 1981-5-16 040 Plumas Sierra Valley marsh along County Road A 24, Sierra-Plumas county 1666 Comment
  CAS-BOT-BC160891  Camissonia tanacetifolia subsp. tanacetifolia Margaret Williams; Lyn Wise 1976-5-31 76- 21 -1 Plumas Between Chilcoot & Vinton 1554 Comment
  SEINET10462998  Campanula prenanthoides Griggs 1975-7-31 GRIGGS 276 Plumas Grizzly Forebay; Bucks Lake Forest Service Survey. T24N R6E Sec. 34 Comment
  SEINET215292 Image available Campanula prenanthoides James I Mallory 1969-8-21 349 Plumas Plumas National Forest ; 1 1/2 miles north-northwest of Camel Peak and 9 miles west-northwest of LaPorte. 1524 Comment
  UC1523719  Campanula prenanthoides Gary Schoolcraft 1982-8-2 841 Plumas w Crescent Mills 1371 Comment
  CAS-BOT-BC37133  Capsella bursa-pastoris John Thomas Howell 1960-7-19 35649 Plumas Lassen Volcanic National Park. Drakesbad. Near hot springs. 1828 Comment
  CAS-BOT-BC37822  Cardamine nuttallii M. S. Taylor 1982-6-1 4580 Plumas Between spur road and 27N92, northwest of Goldstripe Mine, ca. 4 air miles west of Greenville. 1615 Comment
  CHSC112175  Cardamine nuttallii Dean Wm. Taylor 2012-5-2 21185 Plumas 1 mile NE of Johnson Mine (site); ca 7.5 air miles ESE of Quincy. 1430 Comment
  CHSC85701  Cardamine nuttallii G. D. Barbe; T. C. Fuller 1982-6-16 3791 Plumas Plumas National Forest. Meadow below Mud Lake, 3/4 mi NE of Eisenheimer Peak. [Lat./long. on label is '40 10 N; 120 43 W']. 2097 Comment
  CAS-BOT-BC38099  Cardamine pachystigma Lewis S. Rose 1967-5-7 67060 Plumas South of Keddie. Butterfly Creek and Spanish Creek. 883 Comment
  CHSC51669  Cardamine pachystigma S. R. M. 1978-3-17 Plumas Above Gansner Bar, west slope of Red Hill, north-east of Belden. 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-BC18360  Carex John Thomas Howell 1951-6-26 27535 Plumas Sierra Nevada. Feather River Canyon. 853 Comment
  SEINET10935490  Carex Mary Susan Taylor, M. Foster Taylor 3901 Plumas T24N R9E ne/ne sec 6, Bucks Lake NE quad; NW side of Snake Lake, ca. 4 mi NE of Meadow Valley; elevation ca. 4000 ft. 1219 Comment
  RSA71305  Carex abrupta L. S. Rose 1951-6-27 51044 Plumas Jamison Creek, SW of Johnsville. 1890 Comment
  SEINET4292244 Image available Carex abrupta L. Ahart, Dittes, J; Guardino, J; Schlising, R 2004-1 11172 Plumas 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)ortheast of Quincy. Red Fir Forest. Comment
  CAS-BOT-BC17844  Carex amplifolia Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1638 Plumas Butterfly Botanical Area and VIcinity. Area north of Pond Reservoir. 1097 Comment
  CDA13564  Carex amplifolia G. F. Hrusa, T. D. Wilfred 1996-7-22 13392 Plumas Sierra Nevada; PLUMAS NATIONAL FOREST: Rhizomatous colonies in deep shade in moist bed of Little Long Valley Creek, approx. 1/2 m. N. of Hwy 70 about 15 m. E of Quincy. Comment
  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-BC17940  Carex angustata John Thomas Howell 1960-7-23 35962 Plumas Lassen Volcanic National Park. Drakesbad. Dream Lake. 1828 Comment
  CHSC76808  Carex angustata G. Douglas Barbe; J. T. Howell, T. C. Fuller 1981-6-23 3164 Plumas Long Valley, 0.4 mile S of junction, Dixie Canyon-Round Valley and Canyon Dam roads, at Maxwell Mine Road. 1633 Comment
  CHSC84926  Carex angustata L. P. Janeway; B. Castro 2003-9-6 7978 Plumas High Cascade Range. Along un-named lake split by the Caribou Wilderness Area boundary, 2.4 km west of Hay Meadow. 2057 Comment
  CAS-BOT-BC17934  Carex angustata John Thomas Howell 1951-6-27 27604 Plumas Sierra Nevada. McRae Meadow. 1981 Comment
  CHSC92298  Carex athrostachya Lowell Ahart; Josephine Guardino 2005-8-9 12254 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
  JEPS95382  Carex athrostachya Lowell Ahart 1994-7-22 7500 Plumas along the N side of the Pacific Crest Trail, about 1/2 mi E of Mount Etna 1981 Comment
  UCD108032  Carex athrostachya Tim Kuhn 2006-7-11 72 Plumas on Plumas NF forest service road 107407. Comment
  CAS-BOT-BC19732  Carex athrostachya M. S. Taylor 1982-6-28 4780 Plumas South edge of Feather River, Ramelli Ranch, ca. 1 mile southwest of Beckwourth. 1487 Comment
  RSA32327  Carex athrostachya C. R. Quick 1945-7-20 45 -66 Plumas Deane s Valley, SE of Meadow Valley. Comment
  CAS-BOT-BC19133  Carex aurea Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1669 Plumas Butterfly Botanical Area and Vicinity. Sweetwater Meadow. 1127 Comment
  CHSC53526  Carex bolanderi L. P. Janeway 1989-6-22 3367 Plumas Slopes between Crocker Mtn. and Crocker Mdw along rd 24N49Y. 1804 Comment
  CDA33046  Carex bolanderi G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-26 3348 Plumas 0.75 mile northeast of Bucks Summit on Bucks Lake Road. Comment
  SEINET10949872  Carex bolanderi Lewis S. Rose 1939-6-8 Rose 39271 A Plumas South end of Lake Almanor. 1372 Comment
  CAS-BOT-BC19636  Carex brainerdii John Thomas Howell 1960-7-22 35912 Plumas Lassen Volcanic National Park. Devil's Kitchen to Drakesbad. 1828 Comment
  CHSC41163  Carex brainerdii L. P. Janeway 1985-6-27 1204 Plumas Near the U.C. Forestry Camp, southwest of Meadow Valley. F.S. Rd 23N16--Schneider Cr Rd. 1182 Comment
  CHSC63191  Carex brainerdii Lowell Ahart 1994-6-17 7360 Plumas On the west side of a poor logging road, on the west side of Sly Creek, about 1/10 mle north of the locked gate, about 1 mile east of Sly Creek Reservoir. 1097 Comment
  CHSC94117  Carex brainerdii Lowell Ahart 2006-7-3 12901 Plumas Near the southwest edge of a basalt flat, about 1/4 mile north of Lumpkin Ridge Road, on Lumpkin Ridge, about 4 miles (air) northeast of Camp 18. 1527 Comment
  RSA754531  Carex brainerdii L. Ahart, John Dittes, Josephine Guardino 2009-6-14 15861 Plumas Cut bank of Forest Road 27N01Y, about 1.3 air miles W of Lake Almanor Dam. 1463 Comment
  CHSC118774  Carex brainerdii Elizebeth Kramer 2015-5-20 2015 -005 Plumas Plumas National Forest. Southwest of Siilver Creek, north of Forest Service 24N29X, west of24N56, near Meadow Valley. (UTM 663727 E, 4422262 N, NAD83 Zone 10N.) Comment
  SEINET7552665 Image available Carex brainerdii John Thomas Howell 1960-7-17 35484 Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  CHSC58856  Carex canescens Vernon H. Oswald; Lowell Ahart, Linnea Hanson, Lawrence Janeway 1992-7-1 5039 Plumas Grass Lake located just W of Lakes Basin Campground, ca. 5 mi (air) SSW of Graeagle via Gold Lake Forest Hwy. (County Rd. 519). 1926 Comment
  JEPS122286  Carex canescens subsp. canescens Lowell Ahart 2014-8-24 19733 Plumas Along a small stream that flows into the South Fork of the Feather River, on the west side of the stream, 10 yards west of the dirt road, about one mile north of the bridge across the South Fork of the Feather River and the northeast part of Little Grass Valley Reservoir, about 5 miles (air) north of La Porte. Comment
  CAS-BOT-BC34904  Carex deflexa var. boottii John Thomas Howell 1951-6-27 27591 B Plumas McRae Meadow. 1981 Comment
  CHSC110288  Carex douglasii B. Castro; L. P. Janeway 2006-6-3 1572 Plumas Northern High Sierra Nevada. West side of lower Thompson Valley, 1 mi N of the mouth of McReynolds Creek at Red Clover Creek. 1670 Comment
  CHSC47133  Carex douglasii L. P. Janeway 1989-6-15 3318 Plumas Plumas National Forest. Pond across road from springy slope; jct of roads 111 (Beckwourth-Genesee Rd) and rd 24N49Y; near north end of Crocker Valley. 1730 Comment
  UC830148  Carex douglasii Alice Eastwood 1918-5-25 6998 Plumas Portola Comment
  CAS-BOT-BC20081  Carex echinata Malcom A. Nobs; Stanley Galen [S. Galen] Smith 1949-8-19 1449 Plumas Butterfly Valley. Comment
  RSA169429  Carex echinata subsp. echinata L. S. Rose 1963-6-3 63101 Plumas Butterfly Valley, 2 miles SW of Keddie 1189 Comment
  CAS-BOT-BC19866  Carex echinata subsp. echinata Brink; Mayer 1975-7-3 s.n. Plumas Sierra Nevada. Bucks Lake area. Comment
  POM313081  Carex echinata subsp. echinata Malcolm A. Nobs, S. Galen Smith 1949-8-19 1449 Plumas Butterfly Valley. Comment
  JEPS112951  Carex feta Dean W. Taylor 2001-8-1 17871 Plumas tributary to Hopkins Creek draining from Blue Nose Mountain. along Forest Road 23N10 near the junction with Forest Road 23N43Y 1493 Comment
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Jun 18 2011
  RSA286341  Carex feta Robert F. Thorne 1974-7-30 45007 Plumas Plumas National Forest: Butterfly Valley Botanical Area. 1158 Comment
  CAS-BOT-BC20693  Carex fracta John Thomas Howell 1960-7-19 35676 Plumas Lassen Volcanic National Park. Drakesbad. 1828 Comment
  CHSC65521  Carex fracta L. P. Janeway 1995-8-30 4902 Plumas Along West Branch Humbug Creek 2.3 mi south of Smith Peak. 1630 Comment
  CHSC92578  Carex fracta G. Douglas Barbe; J. T. Howell, T. C. Fuller 1981-6-23 3157 Plumas Long Valley, 0.4 mile S of junction Dixie Canyon- Round Valley and Canyon Dam roads, at Maxwell Mine Road. 1633 Comment
  SEINET10650688  Carex fracta Lewis S. Rose 1939-6-7 Rose 39254 Plumas 3 mi. n. of Pulga, N. fork of Feather River. 518 Comment
  CAS-BOT-BC32026  Carex geyeri L. P. Janeway 1992-6-9 4225 Plumas Mt. Ingalls quad, NE side of Grizzly Ridge between Joseph Creek and Cascade Creek, 1897 Comment
  CAS-BOT-BC28081  Carex hoodii Lewis S. Rose 1954-5-30 54065 Plumas Johnsville 1600 Comment
  CAS-BOT-BC28125  Carex hoodii John Thomas Howell 1951-6-27 27565 Plumas Johnsville 1584 Comment
  CAS-BOT-BC7551  Carex infirminervia George Wilson Gillett; Hans Leschke 1957-7-13 748 Plumas Drakesbad Valley at juncture of Bench Lake and Devils Kitchen trails. 1859 Comment
  CAS-BOT-BC7742  Carex integra John Thomas Howell 1951-6-27 27591 A Plumas McRae Meadow. 1981 Comment
  CHSC57103  Carex integra L. P. Janeway 1991-7-23 4096 Plumas Plumas National Forest. McRae Meadow, upper end of East Nelson Creek. 1905 Comment
  JEPS87742  Carex integra Lowell Ahart 1994-6-15 7343 Plumas near intersection of Lumpkin Ridge Road and road to Tamarack Flat (about 200 yards e of a logging road, about 1 mile (air) w of Little Grass Valley Reservoir) 1767 Comment
  SEINET4292190 Image available Carex integra Unknown 1995-1 4873 Plumas Meadow at head of western branch of Stag Creek; along Road 22N80Y 0.1 mi north of Road 22N72; about 0.3 mi south southeast of Table Mountain. Dogwood Peak quad. Comment
  CAS-BOT-BC65493  Carex jonesii L. P. Janeway 1995-8-4 4888 Plumas About 1.4 mi NNE of Dixie Mountain Lookout. Springy meadow between Lookout Creek and Road 25N03. 2026 Comment
  CHSC80880  Carex jonesii Lowell Ahart 2001-7-23 9000 Plumas Meadow, on the south side of a poor logging road, start of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  JEPS124411  Carex laeviculmis Lowell Ahart 2015-7-4 20276 Plumas About 1/2 mile west of the of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  CHSC110175  Carex lasiocarpa Peter F. Zika; Barbara Wilson, J. Belsher-Howe 2011-8-2 25700 Plumas SW end of Pond Reservoir on Butterfly Creek, Butterfly Valley, northern Sierra Nevada Highlands (n SNH). 1165 Comment
  CAS-BOT-BC31156  Carex lemmonii John Thomas Howell 1962-6-17 37655 Plumas Butterfly Valley. 1036 Comment
  JEPS110425  Carex lemmonii Lowell Ahart 2006-7-9 12914 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
  RSA169430  Carex lemmonii L. S. Rose 1963-6-3 63097 Plumas Butterfly Valley, 2 miles SW of Keddie 1189 Comment
  CDA33102  Carex lenticularis var. impressa L. Ahart 2003-7-18 10433 Plumas On the east side of the road, about 3/4 mile west of Lumpkin Ridge Road, about 1 mile southeast of Tamarack Flat, about 2 miles (air) northwest of Little Grass Valley Reservoir dam, about 5 miles (air) northwest of La Porte. Comment
  CHSC100343  Carex lenticularis var. impressa Lowell Ahart 2008-8-14 15204 Plumas Wet meadow area with a small stream, just northwest of the culvert, on the northwest side 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
  CHSC47142  Carex lenticularis var. impressa Henricus Jansen 1989-6-22 Plumas Soldier Creek. 1371 Comment
  JEPS104612  Carex lenticularis var. lipocarpa Lowell Ahart 2003-7-18 10431 Plumas In a drainage, in a meadow, ca 150 yd south of the road, ca 3/4 mi w of Lumpkin Ridge Rd, ca 1 mi se of Tamarack Flat, ca 2 mi (air) nw of Little Grass Valley Reservoir dam, ca 5 mi (air) nw of La Porte. 1730 Comment
  SEINET7564699 Image available Carex lenticularis var. lipocarpa Unknown 2003-9-6 7976 Plumas High Cascade Range. Along un-named lake split by the Caribou Wilderness Area boundary, 2.4 km west of Hay Meadow. Red Cinder 7.5' quad. 2057 Comment
  CAS-BOT-BC31520  Carex limosa V. Oswald; Lowell Ahart 1988-8-4 3678 Plumas Willow Lake located SE of Drakesbad just S of the boundary of Lassen Volcanic Natl Park 1676 Comment
  SEINET7566773 Image available Carex mariposana John Thomas Howell, T. C. Fuller, G. D. Barbe 1981-6-25 54343 a Plumas 2.8 miles north-northeast of Englemine on Diamond Mt. Road. 1341 Comment
  JEPS120145  Carex mendocinensis Lowell Ahart 2012-7-1 18251 Plumas About 200 yards west of Caribou Road, about 4 miles (air) northeast of Belden. Comment
  JEPS120100  Carex multicaulis Lowell Ahart 2012-7-1 18249 Plumas About 200 yards west of Caribou Road, about 4 miles (air) northeast of Belden. Comment
  OBI6409  Carex multicaulis Lewis S. Rose 1963-6-3 63084 Plumas Butterfly Valley, 2 mi SW of Keddie 1189 Comment
  RSA169434  Carex multicaulis L. S. Rose 1963-6-3 63084 Plumas Butterfly Valley, 2 miles SW of Keddie 1189 Comment
  CAS-BOT-BC32071  Carex multicaulis John Thomas Howell; R. C. Barneby 1954-5-14 29555 Plumas 2 mi E of Blairsden 1493 Comment
  SEINET7568462 Image available Carex multicaulis L. P. Janeway 1996-6-4 4986 Plumas Meadow Valley quad, 0.5 mi northeast of Deer Creek and 2.0 mi south of Spanish Creek, north side of logging spur road 0.6 mi east of Road 24N23X. 1318 Comment
  CHSC76328  Carex multicostata G. F. Hrusa; B. Smith, T. D. Wilfred 1996-7-16 13239 Plumas Northern California. Sierra Nevada. Plumas National Forest. Below headwaters of Bull Run Creek off USFS 23N12E. [Original lat./long. on label is '39 54 N; 120 38 W']. 2100 Comment
  CHSC88003  Carex nervina Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11171 Plumas Along the edges of a very small stream, in a small meadow, on the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2139 Comment
  CDA33122  Carex nudata G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3313 Plumas 2.8 miles north-northeast of the Engle Mine town-site on the Diamond Mountain Road, between the road and Lights Creek. Comment
  CDA17775  Carex pachystachya G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3153 Plumas Long Valley; Long Valley, 0.4 mi S of jct, Dixie Canyon--Round Valley and Canyon Dam roads, at Maxwell Mine Road. 1633 Comment
  CHSC101954  Carex pellita Lowell Ahart; John Dittes 2009-7-27 16187 Plumas On dry soil, about 20 yards north of the poor dirt road, on the norht side of a small pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam. 1479 Comment
  CHSC47346  Carex pellita L. P. Janeway 1989-6-16 3338 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
  CHSC101957  Carex petasata Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16207 Plumas On dry rocky soil, drainage from a snow lake, on the south side of Forest Road 26N67F3, 1.2 miles (air) northeast of Rush Creek Hill, 2.6 miles (air) east-southeast of Caribou Powerhouse. 1677 Comment
  CHSC41154  Carex rossii L. P. Janeway; Gary Benson, Leigh Wingett 1985-7-9 1206 Plumas Slopes northeast of confluence of Hungry Cr and Indian Cr, 15 mi e of Taylorsville on road to Antelope Res. 1554 Comment
  UCD69265  Carex scabriuscula D. Sanchez-Mata; D. Sanchez-Mata and P. Rodriguez-Rojo 1997-8-16 s.n. Plumas Rich Bar-Virgilia. Plumas National Forest. Serpentine Canyon. 800 Comment
  CAS-BOT-BC28307  Carex scopulorum var. bracteosa E. K. Balls 1950-9-1 15597 Plumas East of Long Lake in meadow, sloping down to 2 smaller lakes, southern county. 2103 Comment
  SEINET7574995 Image available Carex scopulorum var. bracteosa L. P. Janeway 2003-9-20 7994 Plumas Northern High Sierra Nevada. In cirque 0.15 km southwest (up-drainage) of Hellgramite Lake; northeast side of Sierra Nevada crest; Lakes Basin Recreation Area. Gold Lake 7.5' quad. 2115 Comment
  CHSC97294  Carex sheldonii Lowell Ahart; John Dittes, Josephine Guardino 2007-8-10 14464 Plumas About 20 yards south of Beckwourth Gensee Road, there is a small quarry east of a poor road, the meadow and stream, about 2 miles (air) north of the north end of Lake Davis. 1761 Comment
  UC1100466  Carex sheldonii Malcolm A. Nobs, S. Galen Smith 1949-8-19 1417 Plumas ca. 2 mi s Greenville; Indian Valley 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
  CHSC53547  Carex simulata L. P. Janeway 1989-6-15 3316 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
  CHSC91825  Carex simulata G. D. Barbe; T. C. Fuller 1982-6-17 3861 Plumas Northern California. Plumas National Forest. 2 mi N of Turkey Pt Fishing Access; at the shore of the north arm of the lake. 1706 Comment
  CHSC116366  Carex simulata Sara M. Taylor; Scott Batiuk 2012-9-14 78 Plumas Plumas National Forest. Rocky Knoll West. Follow Rd 24N33 to the Mill Creek Trailhead, near where Right Hand Salt Creek meets Mill Creek. Follow Mill Creek Trail north for ~350 m then bushwhack ~800 m to fen/meadow. UTM Zone 10, 4422884 N, 655393 E. 1831 Comment
  CHSC76355  Carex specifica L. P. Janeway 1999-7-17 6510 Plumas Gentle south-facing slope at the wide saddle of Humboldt Summit. 2020 Comment
  UC1748288  Carex specifica L. P. Janeway 1999-7-17 6510 Plumas gentle S-facing slope at the wide saddle of Humboldt Summit 2020 Comment
  CAS-BOT-BC117106  Carex spectabilis E. K. Balls 1950-9-1 15598 Plumas East of Long Lake, on slopes S of meadow leading to 2 smaller lakes. 2103 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
  HSC14139  Carex straminiformis Jim Vaughn 1956-7-15 Plumas Boiling Springs Lake, near Mt. Lassen Natl. Park Comment
  CAS-BOT-BC115986  Carex subfusca Brink; Mayer 1975-6-1 s.n. Plumas Bucks Lake area. 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
  CHSC103119  Carex subfusca Lowell Ahart; John Dittes, Josephine Guardino 2009-7-21 16109 Plumas Man made depression about 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 miles (air) southwest of Lake Almanor. 1302 Comment
  CHSC61684  Carex subfusca L. P. Janeway; Jim Battagin, Rob Russell 1993-8-4 4490 Plumas Plumas National Forest. Along Dolly Creek at upper portion of the Walker Mine tailings. 1749 Comment
  SEINET4292257 Image available Carex subfusca L. Ahart, Dittes, J 2007-1 14192 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 milesair) north end of Lake Davis Comment
  CAS-BOT-BC115992  Carex subfusca Clare B. Hardham 1970-8-8 17701 Plumas Thompson Peak. 2286 Comment
  SEINET7577212 Image available Carex subfusca John Thomas Howell, T. C. Fuller, G. D. Barbe 1981-6-25 54344 Plumas Sierra Nevada, 2.8 miles north-northeast of Englemine on Diamond Mt Road. 1341 Comment
  CDA17262  Carex utriculata G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16289 Plumas Sierra Nevada; Butterfly Valley Botanical Area at Keddie. Plumas National Forest. 1158 Comment
  CHSC117728  Carex utriculata Lowell Ahart 2016-8-30 21324 Plumas On the southeast 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
  JEPS28348  Carex utriculata George W. Gillett 1957-7-18 837 Plumas marsh on n end of Willow Lake Lassen Volcanic National Park, Willow Lake 1661 Comment
  UC600422  Carex utriculata H. F. Copeland 1920-7-17 91 Plumas Butt Mt. Comment
  UC1755302  Carex whitneyi Dean W. Taylor 2006-6-29 19555 b Plumas Keddie Ridge; meadow just E of Second Water Trough (ca. 1 mile W of Hauns Meadow along County Road 201) 1432 Comment
  CDA33170  Carex whitneyi J. T. Howell 1977-6-2 52407 Plumas Sierra Nevada; Below the high water line on the peninsula of Lake Almanor. Comment
  CAS-BOT-BC59034  Cassiope mertensiana Margaret Williams; Emily McPherson 1974-8-5 74 -P-16 Plumas Sierra Nevada - West shoulder of Mt. Elwell - trail to Mt. Elwell, Lakes Basin 2194 Comment
  CAS-BOT-BC248953  Castilleja Francis W. Pennell 1940-6-10 25805 Plumas Route 89, east of Almanor 1493 Comment
  CAS-BOT-BC249368  Castilleja applegatei John Thomas Howell; Gordon H. True 1969-6-23 45805 Plumas 2.6 mi. n. of Middle Fork of Feather River at Nelson Point 1310 Comment
  CAS-BOT-BC249370  Castilleja applegatei Robert J. Weatherby 1955-7-26 1663 Plumas Upper end of Three Lakes Trail, near Spanish Peak 2072 Comment
  UCD147801  Castilleja applegatei Allyson Ayalon; Lucie Jerabkova 2012-8-1 154 Plumas Plumas County. Antelope Lake vacinity. 1524 Comment
  SEINET13732419  Castilleja applegatei P. A. Lehenbauer 1925-5-31 2831 Plumas Plumas NF, [Red] Clover Valley. Comment
  CAS-BOT-BC249720  Castilleja applegatei subsp. pinetorum Rimo Bacigalupi 1927-7-7 1636 Plumas Upper reaches of trail between Gray Eagle Valley and Long Lake Comment
  CHSC36853  Castilleja applegatei subsp. pinetorum M. S. Taylor 1982-7-21 4895 Plumas Around s end of Bachs Creek Ridge. Ca. 5 mi se of Quincy. 1752 Comment
  JEPS103376  Castilleja applegatei subsp. pinetorum Lowell Ahart 2002-6-26 9782 Plumas On the E side of the poor road, ca 1/2 mile S of the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, ca 1 mile (air) NW of Little Grass Valley Reservoir dam, ca 4 miles (air) NW of La Porte. 1796 Comment
  JEPS81447  Castilleja applegatei subsp. pinetorum M. S. Taylor 1982-5-7 4421 Plumas 0.8 mi n Crystal Peak/Adams Peark road junction (e side of 24N51X, ca 7 air mi n of Chilcook, on ridge e of Frenchman Lake); Frenchman Lake Quad. 1889 Comment
  CHSC52832  Castilleja arachnoidea Rimo Bacigalupi; Aldo Bacigalupi 1952-8-19 3951 Plumas On slopes to the east of Long Lake. 2042 Comment
  UC942951  Castilleja arachnoidea Lewis S. Rose 1951-6-28 51050 Plumas n of Johnsville (above Eureka Lake) 2072 Comment
  UC886450  Castilleja campestris subsp. campestris Mrs. A. L. Coombs 1906-1 Plumas Prattville Comment
  SD7018  Castilleja exserta subsp. exserta Mrs. R. M. Austin 1880-1 Plumas Plumas Co. Comment
  UC1551951  Castilleja lacera Lyman Benson 1949-6-21 13741 Plumas 1 mi w Lake Almador Inn (Feather River drainage); Cascade Range, Feather River 1341 Comment
  SD46676  Castilleja lemmonii Robert J. Weatherby 1955-7-26 1663 Plumas Upper end of Three Lakes trail, near Spanish Peak 2073 Comment
  LA209235  Castilleja miniata A. A. Heller; P. B. Kennedy 1907-7-9 Plumas Prattville Comment
  RSA296389  Castilleja miniata W. L. Jepson 1939-7-31 19315 Plumas Spanish Peak (2 miles from summit). 2043 Comment
  CAS-BOT-BC254057  Castilleja miniata Catherine Best 1983-8-29 877 Plumas Lakes Basin Campground. Plants of the Sierra Nevada, California 1920 Comment
  JEPS122117  Castilleja miniata subsp. miniata Lowell Ahart 2014-8-24 19758 Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  CAS-BOT-BC241041  Castilleja pilosa M. S. Taylor 1982-5-28 4558 Plumas Squaw Valley at jct of 26N70 and 28N10, ca. 16 mi s of Milford 1706 Comment
  CAS-BOT-BC241045  Castilleja pilosa Lewis S. Rose 1963-6-4 63124 Plumas Sierra Valley, 2 mi. s. of Beckwourth 1463 Comment
  UC573408  Castilleja pilosa E. Sawyer 1935-6-4 62 Plumas 3.75 mi ene Beckwith Butte; Sierraville Quad. 1493 Comment
  CHSC97602  Castilleja tenuis Lowell Ahart; John Dittes 2007-6-16 14127 Plumas Gravel bars along a small stream, on the south side of County Road 111 (Beckwourth Genesee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  JEPS106309  Castilleja tenuis Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11052 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
  JEPS94545  Castilleja tenuis Vernon Oswald and Lowell Ahart 1997-6-24 8626 Plumas s of Susanville (on Diamond Mountain Motorway (28N15) at the meadow at Wheeler Sheep Campground); Wheeler Sheep Campground, Diamond Mountain Motorway 1993 Comment
  SEINET11262358  Castilleja tenuis D. W. McNeal 1990-7-25 3847 Plumas Ca 100 m s of the rd to Mills Pk Lookout (Church Meadows Rd), 0.7 mi e of the jct of Gold Lake Rd.; 0 Comment
  JEPS77537  Castilleja tenuis Margaret Ely 1978-6-23 Plumas Butterfly Valley; sw of pond (reservoir) Comment
  UC1071261  Ceanothus R. D. Roseberry 1934-11-10 14 Plumas 1 mi sw Mt. Jackson; Plumas National Forest, Downieville Quad. Comment
  RSA121654  Ceanothus X lorenzenii E. Sawyer 1935-7-8 273 Plumas 4.25 miles N of Hawks, Sierraville. 1799 Comment
  CDA18738  Ceanothus cordulatus G. D. Barbe, T. C Fuller 1982-7-15 3749 Plumas Plumas National Forest; 7.1 miles northeast of junction with road to Red Hill. 1584 Comment
  UC535883  Ceanothus cordulatus Elmer I. Applegate 1929-6-21 5819 Plumas Warner Valley Mt. Lassen Comment
  CAS-BOT-BC49181  Ceanothus cuneatus John Thomas Howell 1951-6-26 27549 Plumas Feather River Canyon 853 Comment
  UCD111781  Ceanothus cuneatus C. L. Schmidt 1988-7-15 1222 Plumas Red Hill, up Rush Creek Road, 9.4 miles SW of Paxton on US Hwy. 70. 1260 Comment
  UCD150784  Ceanothus cuneatus J. Bisbee 2013-5-30 585 Plumas Plumas County, Summit of Red Hill. Near Communications Towers. 1890 Comment
  CAS-BOT-BC50728  Ceanothus integerrimus Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-7-10 2152 Plumas Butterfly Botanical Area and Vicinity - Beargrass Glade 1127 Comment
  OBI3009  Ceanothus integerrimus Lewis S. Rose 1968-6-11 68097 Plumas Near Keddie; confluence of Butterfly crk and Spanish crk 975 Comment
  UC452655  Ceanothus integerrimus H. M. Hall 1912-6-30 9303 Plumas Spanish Ranch Sierra Nevada Mts. 1158 Comment
  RSA0089038  Ceanothus integerrimus var. californicus Bonnie C. Templeton 1968-6-9 11255 Plumas Butterfly Valley, ca. 10 mi. west of Quincy. 1066 Comment
  SD51224  Ceanothus integerrimus var. macrothyrsus Darley F. Howe 1960-9-20 2985 Plumas North Fork of Feather River, 41 miles from Oroville 609 Comment
  RSA122542  Ceanothus integerrimus var. puberulus C. G. Albertus 1935-7-22 12319 Plumas 3 3/4 miles S.W. of Lovejoys, Downieville. 1768 Comment
  HSC98208  Ceanothus prostratus W. R. Rogers 1966-7-6 209 Plumas Comment
  RSA122354  Ceanothus prostratus E. Sawyer 1935-5-21 15 Plumas 2 miles E of Beckwith Butte. 1677 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
  UCR54286  Ceanothus prostratus B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0950 Plumas Sierra Nevada Mountains, Plumas National Forest c. 6 mi north of Gold Lake on Gold Lake Road, and 2.6 mi west of junction with Hwy 89 1585 Comment
  RSA59354  Ceanothus velutinus E. K. Balls 1950-9-2 15621 Plumas 2.5 miles towards Mt. Ingalls Lookout after turn off from Ramelli to Walker Mine. 1951 Comment
  SD7226  Ceanothus velutinus Daniel Cleveland 1884-6-6 Plumas Big Meadows Comment
  CHSC45652  Centaurea stoebe subsp. micranthos Vernon Oswald 1986-7-22 2221 Plumas Hwy 36 at about the center of the causeway at Lake Almanor e of Chester, 9.6 mi e of the Tehama-Plumas County line. Edge of highway. 1379 Comment
  CAS-BOT-BC384936  Cerastium arvense John Thomas Howell; Gordon H. True 1967-5-9 42211 Plumas Lewisia Rock, 3.5 miles southwest of Belden, Feather River Canyon 609 Comment
  CAS-BOT-BC384930  Cerastium arvense Mrs. H. C. Cantelow 1940-5-12 s.n. Plumas S.W. of Belden Comment
  CAS-BOT-BC388186  Cerastium fontanum Anna Head 1921-8-10 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CAS-BOT-BC388192  Cerastium fontanum John Thomas Howell 1961-9-23 36883 Plumas Lights Creek Canyon below Englemine 1097 Comment
  UC1127893  Cercocarpus ledifolius var. ledifolius C. G. Albertus 1935-8-22 270 Plumas 2 mi wnw of Chases (Plumas National Forest); Plumas National Forest 1645 Comment
  CAS-BOT-BC276720  Chaenactis douglasii var. douglasii R. C. Wenk 2009-7-13 1117 Plumas Plumas National Forest, Frenchman Lake, Little Last Chance Creek Road, 1.2 air miles WNW of reservoir dam 1750 Comment
  CHSC63182  Chamaesaracha nana Lowell Ahart 1994-7-7 7466 Plumas Plumas/Sierra County. On the north side of the Pacific Crest Trail, on Bunker Hill Ridge, about 1/2 mile (air) south of Pilot Peak. 2011 Comment
  CHSC74005  Chamaesaracha nana B. Castro; L. Gehrung 1998-9-29 845 Plumas Ca 4.5 air mi NE of Little Grass Valley Reservoir, on ridge system west of Pilot Peak, on S side of USFS Rd 22N60. On S edge of ridgetop, ca 50 ft S of the Pacific Crest Trail. 1993 Comment
  CHSC103153  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart; John Dittes 2009-9-7 16381 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. 1591 Comment
  CAS-BOT-BC165972  Chamerion angustifolium Janet Jones 1980-7-14 202 Plumas By roadsides and trails around Layman near Blairsden, Plumas National Forest 1280 Comment
  CAS-BOT-BC166082  Chamerion angustifolium subsp. circumvagum John Thomas Howell; Walter Knight; Irja Knight; Gordon True 1968-6-11 2364 Plumas Along edge of Spanish Creek near confluence of Butterfly Creek. Butterfly Botanical Area Comment
  CHSC33743  Chamerion angustifolium subsp. circumvagum M. S. Taylor 1981-7-13 3992 Plumas Frenchman Lake Canyon, 1.8 mi s of the dam, ca. 10 mi n of Chilcoot on Hwy 70. Road embankment. 1615 Comment
  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
  UC1186542  Chamerion angustifolium subsp. circumvagum J. W. MacSwain 1959-8-13 59 -152 Plumas 3.5 mi e Bucks Lake Lodge Comment
  JEPS39314  Chamerion angustifolium subsp. circumvagum Ralph H. Platt 1891-1 Plumas near Big Mdws.; the Sierras Comment
  CAS-BOT-BC70209  Cheilanthes gracillima Robert J. Weatherby 1950-8-11 1514 Plumas Mt. Elwell, just below abandoned lookout station 2377 Comment
  CHSC115776  Cheilanthes gracillima Lowell Ahart; John Dittes, Josephine Guardino, Steve Green 2015-7-31 20416 Plumas Rock outcrop on the south side of Blue Lake, 2710 feet noth of Forest Service Road 29N18, 289 air-miles west-southwestof Sifford Mt., 6.26 air-miles south-southeast of Lassen Peak. 1918 Comment
  CAS-BOT-BC70261  Cheilanthes intertexta L. Q. Stephenson 1997-7-1 s.n. Plumas Martins Canyon Comment
  CAS-BOT-BC460980  Chenopodium atrovirens Clare B. Hardham 1970-8-9 17716 MM Plumas Road to Thompson Peak Lookout 2133 Comment
  JEPS90822  Chenopodium murale Dean Wm. Taylor with Glenn L. Clifton 1992-8-23 13221 Plumas 3.3 mi w of Crescent Mills (East Branch Feather River, Feather River Watershed); East Branch Feather River 1021 Comment
  CDA3087  Chenopodium strictum var. glaucophyllum J. T. Howell 1959-9-21 34812 Plumas Indian Creek Canyon. Comment
  CAS-BOT-BC451425  Chimaphila menziesii Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region Comment
  RSA239265  Chimaphila menziesii R. F. Thorne, Larry E. DeBuhr, C. W. Tilforth, K. Thorne 1972-9-20 42333 Plumas Butterfly Valley Botanic Area, partly in Plumas National Forest, Darlingtonia Bog. 1174 Comment
  CAS-BOT-BC451421  Chimaphila menziesii Mrs. A. L. Coombs 1955-6-1 s.n. Plumas Prattville Comment
  CAS-BOT-BC452241  Chimaphila umbellata Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville 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
  CHSC23623  Chrysanthemum coronarium K. Stern 1975-7-24 Plumas E side of Lake Almanor. Comment
  CHSC59193  Chrysolepis sempervirens Vernon H. Oswald; Lowell Ahart 1992-9-15 5207 Plumas Lassen Volcanic National Park. Bonte Peak located E of Mt. Harkness and Juniper Lake. On the north side of the mountain. 2164 Comment
  RSA121899  Chrysolepis sempervirens E. Nourse 1934-9-5 33 Plumas 2.5 miles north and 3/4 mile west of Dudley. 1921 Comment
  UC1135230  Chrysolepis sempervirens C. W. Hanks 1934-8-9 30 Plumas mtns n Sierra Valley; Plumas National Forest, Sierraville Quad. 2072 Comment
  SEINET7450658 Image available Chrysopsis villosa var. minor M. J. Williams 1974-7-23 74 -P-1 Plumas Near Chilcoot 1524 Comment
  UCR143157  Chrysothamnus nauseosus subsp. albicaulis J. T. Howell 1960-8-20 s.n. Plumas Kelly Camp, near Drakesbad 1616 Comment
  RSA60129  Chrysothamnus parryi subsp. nevadensis E. K. Balls 1950-9-4 15672 Plumas Feather River Experiment Station, 4 miles north of Quincy 1220 Comment
  SD8960  Chrysothamnus viscidiflorus R. M. Austin 1879-1 Plumas Mt. Dyer, Big Meadows. Comment
  CAS-BOT-BC100821  Chrysothamnus viscidiflorus subsp. viscidiflorus David D. Keck 1938-8-9 4902 Plumas Beckwith (Beckwourth), Sierra Valley, 0.5 mi. E. of town 1500 Comment
  CAS-BOT-BC100825  Chrysothamnus viscidiflorus subsp. viscidiflorus Clare B. Hardham 1978-8-11 21792 b Plumas about 5 miles southeast of Thompson Peak Comment
  JEPS113431  Chrysothamnus viscidiflorus subsp. viscidiflorus Lowell Ahart, John Dittes 2007-8-9 14431 Plumas Along the west side of the poor road, west slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis 2551 Comment
  UC1777720  Chylismia claviformis subsp. integrior June McCaskill 465 Plumas Lake Almanor region Comment
  JEPS95459  Cinna latifolia Lowell Ahart 1994-7-28 7536 Plumas SW of Bucks Lake (NE of Frenchman Hill) 1706 Comment
  CHSC102101  Circaea alpina subsp. pacifica Lowell Ahart; John Dittes 2009-7-28 16197 Plumas On wet soil and humus, seeps, slope northwest of mine, west (above) Forest Service Road 27N28Y, 2.9 miles (air) northwest of Butt Valley Reservoir Dam. 1581 Comment
  JEPS116104  Circaea alpina subsp. pacifica Lowell Ahart, John Dittes 2009-7-28 16197 Plumas On wet soil and humus, seeps, slope northwest of mine, west (above) Forest Service Road 27N28Y, 2.9 miles (air) northwest of Butt Valley Reservoir Dam 1581 Comment
  CHSC34911  Cirsium andersonii M. S. Taylor 1981-7-21 4095 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
  JEPS112696  Cirsium andersonii Dean W. Taylor 2000-7-30 17535 Plumas spring about 1 mile SE of SE arm Antelope Lake (along Forest Road 27N41 0.2 mi S of junction with Forest Road 172) 1554 Comment
  CHSC107915  Cirsium arvense L. P. Janeway; Melanie Williams 2011-9-1 10715 Plumas Northern High Sierra Nevada. Plumas National Forest; along Kenzie Ravine 1.1 km east of Little Grass Valley Reservoir, 35 m upstream from Silvertip road crossing; 2.0 air km north of Goat Mountain. 1573 Comment
  CHSC93151  Cirsium arvense L. P. Janeway 1994-8-12 4729 Plumas Northern High Sierra Nevada. Banks of West Branch Lights Creek at crossing of Road 28N30, about 1.2 mi from Lights Creek. 1402 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
  UC176317  Cirsium cymosum var. cymosum A. A. Heller and P. B. Kennedy 1907-7-18 8880 Plumas grade between Beckwith Red Clover Valley Comment
  HSC5393  Cirsium occidentale var. candidissimum W. R. Rogers 1966-8-15 215 Plumas along Hwy. 70 Comment
  RSA31207  Cirsium occidentale var. candidissimum Joseph A. Ewan 1934-7-18 8547 Plumas Near Dentens, Mojawk Valley Comment
  CDA1516  Cirsium ochrocentrum var. ochrocentrum T. C. Fuller 1959-10-2 3230 -A Plumas Sierra Valley; Loyalton-Vinton Rd., just N/ Co. line 7.3 mi S of Vinton. Comment
  CAS-BOT-BC286358  Cirsium scariosum Elizabeth McClintock; Margaret Williams; Wayne Roderick 1968-5-19 s.n. Plumas East of Frenchman Reservoir Comment
  CAS-BOT-BC285834  Cirsium vulgare L. W. Swift 1934-7-26 121 Plumas Plumas National Forest. Butterfly Valley proection plot #2 Comment
  CAS-BOT-BC162587  Clarkia John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54123 Plumas Quincy - Sierra Nevada 1036 Comment
  CAS-BOT-BC162588  Clarkia Clare B. Hardham 1975-8-2 s.n. Plumas Black Mt. - Sierra Nevada 2133 Comment
  SEINET10453250  Clarkia Mary Susan Taylor 1982-6-10 Taylor 4621 Plumas T23N R15E nw/sw sec 7. Reconnaissance Peak quad. SW of 23N72, ca. l mi w of Table Rock, ca. 3 air mi ne of Beckwourth. 5100 ft. 1554 Comment
  UC725743  Clarkia lassenensis A. A. Heller 1942-6-5 16503 Plumas n Highway #24 (along State Highway #89); Feather River Comment
  CHSC113641  Clarkia mildrediae subsp. lutescens Lowell Ahart 2014-8-31 19821 Plumas On the west side of Black Rock Creek, about 100 yards southwest of the foot bridge across Black Rock Creek, about 100 yards southwest of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. 1536 Comment
  CHSC28923  Clarkia mildrediae subsp. lutescens L. Hanson 1979-7-23 57 Plumas On Little North Fork Rd, along edge. Comment
  UCD104796  Clarkia mildrediae subsp. lutescens L. P. Janeway 1993-7-22 4469 Plumas Along Oroville-Quincy Highway. 0.9 mile W of Grizzly Creek. 1621 Comment
  UCD104800  Clarkia mildrediae subsp. lutescens L. P. Janeway 1995-7-29 4882 Plumas Along Pipeline Road, 3.3 miles NW of Lower Bucks Lake dam. 1584 Comment
  RSA0059904  Clarkia mildrediae subsp. mildrediae J. T. Howell 1951-6-29 27754 Plumas Feather River Canyon 549 Comment
  CAS-BOT-BC164914  Clarkia rhomboidea John Thomas Howell 1961-6-21 36658 Plumas Greenville 1097 Comment
  CAS-BOT-BC164921  Clarkia rhomboidea John Thomas Howell; Walter Knight; Irja Knight; Gordon True 1968-6-11 2348 Plumas Butterfly Botanical Area. Confluence of Spanish Creek & Butterfly Creek Comment
  CAS-BOT-BC164925  Clarkia rhomboidea A. A. Heller; P. B. Kennedy 1907-7-4 8720 Plumas Ridge east of Red Clover Valley Comment
  CDA18563  Clarkia rhomboidea G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-26 3350 Plumas Sierra Nevada; 0.75 mile northeast of Bucks Summit on Bucks Lake Road. 1600 Comment
  CHSC53142  Clarkia rhomboidea L. P. Janeway 1989-6-23 3378 Plumas Plumas National Forest. Upper slope overlooking Crocker Cr from the east. 1889 Comment
  CHSC83648  Clarkia rhomboidea L. P. Janeway 2001-6-28 7238 Plumas High Cascade Range. East-facing slope of ridge overlooking North Fork Feather River and Caribou Road, about 2.6 km north of confluence of East Branch North Fork Feather River; along Road 26N26 3.4 km from Caribou Road. 1067 Comment
  SBBG18807  Clarkia rhomboidea C. B. Hardham 1961-6-15 73891 Plumas N of Quincy, jct of Indian Crk and Feather River 1219 Comment
  SD46607  Clarkia rhomboidea Robert J. Weatherby 1955-6-25 1542 Plumas Yellow Pine Forest. Quincy Ranger Station, USFS. 1067 Comment
  SEINET10689253  Clarkia rhomboidea A. Arthur Heller 1938-5-30 Heller 15129 Plumas Coarse granite sand about shrubs on a slope about a mile west of Arch Rock tunnel on Highway #24, in the arid Transition Life Zone. Comment
  UC1143255  Clarkia rhomboidea H. and M. Lewis and F. Vasek 1950-6-30 746 Plumas 1.4 mi s Yellow Creek Bridge (Hwy. 24); Feather River Comment
  CHSC87125  Clarkia stellata L. P. Janeway 2001-6-14 7173 Plumas Northern High Sierra Nevada. 4.8 km east-southeast of Meadow Valley; 1.3 km east of Deer Creek confluence with Rock Creek. 1329 Comment
  HSC95492  Clarkia stellata L. P. Janeway 1996-6-12 5012 Plumas 0.5 mi. NE of Deer Creek, 2.0 mi. S of Spanish Creek, 0.6 mi. east of Forest Service Road 24N23X on logging spur road. 1319 Comment
  LA206090  Clarkia stellata T. Mosquin; 1959-7-2 3332 Plumas Humbug Rd, 1.2 mi W of its junction with Humboldt Rd. This junction is 0.7 mi S of CA State Hwy 89 and Humboldt Rd Comment
  RSA0059947  Clarkia stellata L. P. Janeway 1995-7-11 4851 Plumas High Sierra Nevada. Along west side of Road 24N12 (road to Smith Peak) 1.8 miles northwest of Highway 70; about 4 miles west of Portola 1555 Comment
  RSA101475  Clarkia stellata R. Weatherby 1955-6-25 1542 Plumas Quincy Ranger Station, USFS 1067 Comment
  UC1422889 Image available Clarkia stellata T. Mosquin 1959-7-2 3332 Plumas Humbug Rd 1.2 mi w junction with Humboldt Road (w of Lake Almanor); Humbug Road, W of Lake Almanor, Plumas Co. Comment
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Mar 30 2008
  RSA0080494  Claytonia lanceolata M. Canby 1929-5-5 128 Plumas 15 mi. west of Portola. Comment
  SEINET10863161  Claytonia lanceolata Mary Susan Taylor, G. Rotta 1981-6-18 Taylor 3936 Plumas T25N R12E nw/se sec 34. Grizzly Valley quad. Snow ponds, SE side of Mt Ingalls, ca. 14 air mi N of Blairsden. 7300 ft elev. 2225 Comment
  CAS-BOT-BC443707  Claytonia rubra Lowell Ahart 1987-5-19 5656 Plumas Near Hopkins Creek, about 1/2 mile south of Turkeytown, about 1 mile west of Blue Nose Mountain, about 14 miles north-east of La Porte 1889 Comment
  CDA14683  Claytonia rubra G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3139 Plumas 3.25 miles west of Round Valley Reservoir dam, 0.25 mile east of junction with road to Canyon Dam, south arm of Lake Almanor. 1633 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
  CHSC56079  Claytonia rubra subsp. rubra L. P. Janeway 1987-4-19 2005 Plumas Almanor Peninsula. South-facing beach, sandy and gravelly band above high water line of Lake Almanor. 1371 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
  SEINET10536030  Clematis lasiantha John G. Lemmon Lemmon s.n. Plumas Comment
  CAS-BOT-BC238045  Collinsia Ella Dales Cantelow 1940-5-11 4403 Plumas Grade W. of Meadow Valley Comment
  CDA18743  Collinsia parviflora G. D. Barbe, T. C Fuller 1982-7-16 3776 Plumas Plumas National Forest; Lava Cap ridge 1.5 mi. W of Wheeler Peak and 1 mi. S of Beardley Mine on forest road 3.8 mi. S of Green Flat. 1981 Comment
  CHSC53219  Collinsia parviflora L. P. Janeway 1989-6-13 3302 Plumas Plumas National Forest. Forest on southerly side of Red Clover Valley. 1699 Comment
  CHSC87625  Collinsia parviflora Lowell Ahart; John Dittes, Josephine Guardino 2004-5-24 10955 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
  SEINET3840860  Collinsia parviflora G. Douglas Barbe, Thomas C. Fuller 1982-6-17 3829 Plumas South shore of Frenchman Reservoir, 0.4 miles east of Frenchman Dam, USGS Quadrangle: Frenchman Lake 7.5 1700 Comment
  CHSC117026  Collinsia torreyi var. torreyi Lowell Ahart 2016-6-2 20916 Plumas On the west side of the paved road, Lumpkin Ridge Road, about 3 3/4 miles (air) southwest of Little Grass Valley Reservoir dam. 1555 Comment
  CHSC43758  Collinsia torreyi var. wrightii Vernon Oswald 1983-8-4 960 Plumas Humbolt Summit, 4.5 mi n-e of Jonesville (intersection of Butte, Plumas, and Tehama Counties). 1993 Comment
  JEPS97365  Collinsia torreyi var. wrightii Vernon H. Oswald and L. Ahart 1994-7-24 7118 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
  CHSC62366  Collomia grandiflora B. Castro; R. Fallscheer 1990-7-24 434 Plumas Ca 1 mi S of Bucks Lake, on cutbank at jcn Oro-Quincy Hwy and USFS Rd 24N36, on N side of latter rd. 1569 Comment
  CHSC63261  Collomia tinctoria Lowell Ahart 1994-6-15 7327 Plumas On the west side of a logging road, near the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, about 1 mile (air) west of Little Grass Valley Reservoir. 1767 Comment
  UC908728  Collomia tinctoria Herbert L. Mason 1924-6-18 1061 Plumas on road to Gold Lake from Graeagle 1 mi from Gold Lake Comment
  CHSC54488  Comarum palustre Vernon H. Oswald; Lowell Ahart 1991-7-30 4791 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. Along edges of streams within the fenced enclosure at the springs. 1310 Comment
  CHSC73812  Comarum palustre B. Castro; L. P. Janeway 1998-8-29 833 Plumas Fowler Lake Proposed SIA. Ca 2 air mi N of Little Grass Valley Reservoir, at Fowler Lake. Within 15 ft of S edge of lake, opposite floating bog. 1659 Comment
  CHSC103136  Conyza canadensis Lowell Ahart; John Dittes 2009-9-7 16376 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. 1591 Comment
  UC333394  Corallorhiza maculata unknown 1889-5-29 Plumas Thompson's Ranch Comment
  HSC16576  Corallorhiza maculata Jim Vaughn 1956-7-15 Plumas Boiling Springs Lake, near Mt. Lassen Natl. Park Comment
  JEPS64324  Corallorhiza maculata W. I. Follett 1928-6-19 Plumas mountainside opposite Caribou; North Fork Feather River 1432 Comment
  SD46494  Corallorhiza maculata Robert J. Weatherby 1955-7-26 1666 Plumas In litter at base of Red Firs, Spanish Peak. 2164 Comment
  CHSC102062  Cordylanthus tenuis subsp. tenuis Lowell Ahart; John Dittes 2009-7-15 16089 Plumas On dry rocky soil, open forest, on the northwest side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 miles (air) southeast of Butt Valley Reservoir Dam. 1702 Comment
  CHSC91920  Cordylanthus tenuis subsp. tenuis Lowell Ahart; Josephine Guardino 2005-8-10 12300 Plumas Along a poor logging road, northeast of a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1821 Comment
  JEPS81612  Cordylanthus tenuis subsp. tenuis M. S. Taylor 1982-9-8 5117 Plumas s side of Round Valley Reservoir (in Bellas Flat near Bellas Creek, ca. 4 air mi s of Greenville); Greenville SW quad 1371 Comment
  SEINET10548994  Cordylanthus tenuis subsp. tenuis Mary Susan Taylor 1981-8-20 Taylor 4229 Plumas California: T27N R9E sw1/4 of se1/4 sec 6. Almanor NE quad. Open serpen- tine barrens, at jct of roads 26N18, 26N92 and 27N92, ca. 0.5 mi E of Long Valley Mine, ca. 4 air mi W of Green- ville. Plumas County. 5300 ft. 1615 Comment
  RSA104131  Cornus nuttallii T. C. Porter s.n. Plumas [Illegible location name] Comment
  UC1350964  Cornus nuttallii E. Fritz 1939-6 8532 Plumas Comment
  SEINET3478225  Cornus sericea subsp. sericea G. Douglas Barbe, Thomas C. Fuller, J. T. Howell 1991-6-25 3279 Plumas East of Taylorsville, East of Taylorsville, 0.7 miles south of Arlington Road (Main Street), on Beckworth-Greenville Road 1110 Comment
  JEPS108581  Cornus sessilis L. P. Janeway 2005-9-4 8537 Plumas Northern High Sierra Nevada. Rock Creek at crossing of Road 24N04 ''Rock Creek Crossing.'' Along borders of bouldery streambed 1204 Comment
  POM180961  Cornus stolonifera A. A. Heller, P. R. Kennedy, A. H. Heller 1907-7-13 8829 Plumas Taylorville. Comment
  CHSC64456  Corydalis caseana subsp. caseana B. Castro; G. Kuenster, L. Gehrung 1994-7-17 527 Plumas 1 air mi E of Whitehorse Campgd E of Bucks Lake, ca 300 ft S of tributary to Bucks Creek. Along N-trending perennial creeklets tributary to Bucks Creek. 1645 Comment
  CAS-BOT-BC401874  Corydalis caseana subsp. caseana Lowell Ahart 1976-7-7 s.n. Plumas At camp on Cold Water Creek 1524 Comment
  JEPS102561  Crataegus douglasii Lowell Ahart 2001-10-16 9393 Plumas Old road crossing Indian Cr, ca 10 yds e of the railroad tracks, where railroad has a bumper, ca 400 yards s of Arlington Road, ca 30 yards e of Highway 89, ca 1 1/2 miles s of Crescent Mills. 1066 Comment
  RSA0049643  Crataegus douglasii Dean Wm. Taylor 2012-6-7 21253 Plumas Indian Valley; several large bushes along County Road 112 [North Valley Road] just N of junction of County Road 214 [North Arm Road]; ca. 1.5 mile N of Taylorsville) 1066 Comment
  SD8505  Crataegus gaylussacia Daniel Cleveland July 1882 Plumas Big Spring Big Meadow Comment
  CAS-BOT-BC291560  Crepis intermedia Mary Strong Clemens 1920-6-30 s.n. Plumas Greenville Comment
  UC346558  Crepis intermedia E. B. Babcock 1928-6-15 159 Plumas along rd. about 3 mi below Sloat (a little below old mill) 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-BC291577  Crepis modocensis subsp. modocensis Gladys L. Smith 1976-6-7 4564 Plumas Balsamorhiza Flat 20 miles east of Quincy along Route 70, Sierra Nevada 1524 Comment
  CAS-BOT-BC291591  Crepis modocensis subsp. subacaulis Anna Head 1921-6-15 s.n. Plumas Lake Independence, Feather River Region 2133 Comment
  CDA13933  Crepis monticola G. F. Hrusa 1997-6-26 13871 Plumas Sierra Nevada; 1/2 mi. NE of intersection of Hwy 70 and Rattlesnake Creek Rd (to N; USFS 508)/and Sloat Rd. (to S). Comment
  CHSC70222  Crepis pleurocarpa B. Castro; R. Zebell 1989-8-7 364 Plumas Ca 2.5 air mi S of Bucks Lake, W of USFS Rd 23N18, ca 0.25 mi WSW jcn Rds 23N18, 23N15 and 23N69, on the south flank of Red Mtn. 1859 Comment
  CHSC91766  Crepis pleurocarpa G. F. Hrusa; P. Kerr, S. Winterton 2004-6-25 16335 Plumas Northern Sierra Nevada. Willow Creek Rd., 1.6 mi. NW of Hwy 70 and 2.6 mi. W on 70 from town of Portola. 1554 Comment
  CAS-BOT-BC189309  Cryptantha John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54246 Plumas About 3 miles SE of Mount Hough on the road to Quincy 1737 Comment
  RSA0058876  Cryptantha affinis Lowell A. Ahart 2008-7-9 15061 Plumas On the east side of the good logging road, about 100 yards south of a small stream, north of the South Fork of the Feather River, about 1/2 mile southwest of the Feather Fork Mine, about 1 mile northeast of Little Grass Valley Reservoir. 1646 Comment
  SEINET8518892  Cryptantha affinis A. A. Heller, P. B. Kennedy 1907-7-9 8777 Plumas Prattville. Comment
  CDA13396  Cryptantha simulans G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13245 Plumas Sierra Nevada; near summit of ridge at headwaters of Bull Run Creek off USFS 23N12E. Comment
  JEPS102384  Cryptantha simulans Lowell Ahart 2001-7-17 8912 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
  JEPS98964  Cryptantha simulans Lowell Ahart 2001-7-17 8912 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
  RSA95526  Cryptantha simulans J. T. Howell 1951-6-27 27572 Plumas Johnsville; Sierra Nevada 1585 Comment
  SEINET10870093  Cryptantha torreyana Mary Susan Taylor 1982-9-8 Taylor 5116 Plumas T26N R9E. Greenville quad. Round Valley Reservoir, ca. 4 air mi s of Greenville. 4500 ft. 1372 Comment
  CAS-BOT-BC70457  Cryptogramma acrostichoides Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CHSC24964  Cryptogramma acrostichoides L. Mayer; D. Brink 1975-7-1 Plumas Buck's Lake Survey. Comment
  CHSC46027  Cryptogramma acrostichoides Lowell Ahart 1979-8-4 2008 Plumas At the head of Dixon Creek, north of the Buzzards Roost Ridge, about 1 mile north of Pilot Peak, about 12 miles north-east of La Porte. 1584 Comment
  CHSC80792  Cryptogramma acrostichoides Lowell Ahart; Vernon H. Oswald 2001-7-11 8894 Plumas Large outcrop southwest of Homer Lake, west of the trail to Homer Lake, about 5 1/2 miles (air) north of Greenville. 2042 Comment
  RSA59149  Cryptogramma acrostichoides E. K. Balls 1950-9-1 15610 Plumas East of Long Lake in meadow sloping down to two smaller lakes. 2134 Comment
  CAS-BOT-BC70458  Cryptogramma acrostichoides Lewis S. Rose 1932-9-4 32620 A Plumas Jamison Lake 1981 Comment
  UC1093684  Cryptogramma acrostichoides Herbert L. Mason 1926-7-12 2894 Plumas Mt Elwell Comment
  UC1229886  Cupressus bakeri C. R. Quick and H. F. Wilcox 1962-10-1 62 -2 Plumas near e side Mud Lake (an extensive but scatterd grove extending n down slope toward Wilcox Valley, about 0.75 mi ne of Eisenhower Peak) 2042 Comment
  CAS-BOT-BC224382  Cuscuta Anna Head 1921-7-27 s.n. Plumas Camp Elwell. Feather River region 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
  CAS-BOT-BC224546  Cuscuta californica Clare B. Hardham 1970-8-8 17706 B Plumas Red Clover Creek Comment
  SEINET10969189  Cuscuta ceanothi Mary Susan Taylor 1982-8-9 Taylor 4954 Plumas T26N R8E nw/ne sec 9. Almanor NE quad. Along 26N88, just e of its jct with Seneca Rd (306), ca. 7 mi sw of Canyon Dam. (Davis Creek drainage). Comment
  SBBG119743  Cuscuta subinclusa L. Ahart 2006-9-21 13342 Plumas S side of Bucks Lake Rd, S of the spring at Bucks Summit, ca. 3 mi NE of Bucks Lake 1516 Comment
  CHSC64062  Cycladenia humilis var. humilis B. Castro; L. Hanson, Chico Friends' Meeting 1988-7-15 272 Plumas On top of Mt. Harkness, within 50 ft of lookout tower. 2452 Comment
  CHSC45880  Cymopterus terebinthinus var. californicus Lowell Ahart 1981-7-21 2957 Plumas In open areas on the Buzzards Roost Ridge, about 1/4 mile east of Qunicy La Porte Road, about 1 1/4 miles north of Pilot Peak. 1828 Comment
  CDA14040  Cynoglossum occidentale G. F. Hrusa, T. D. Wilfred 1996-8-1 13412 Plumas Sierra Nevada; approx. 1/4 mi. S of intersection of USFS 24N42 & 24N66, approx. 1 mi. S of Brady's Camp, Plumas National Forest. Comment
  CHSC80811  Cynoglossum officinale Lowell Ahart 2001-7-17 8910 Plumas Meadows, on the sides 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
  CDA5640  Cynoglossum officinale L. Ahart 2001-7-17 8910 Plumas On the sides of a poor logging road, east of a small branch of Butte Creek, about 2 1/2 miles (air) north of Humboldt Summit. Comment
  CAS-BOT-BC494112  Cyperus squarrosus W. Harnach; N. Harnach 2000-8-2 969 Plumas Sierra Valley. 1.5 mi S of Hwy 70 on A-23, 0.25 mi E of A-23. South of Beckwourth (Sierra Valley Farms) 1487 Comment
  JEPS95160  Cyperus strigosus Lowell Ahart 1997-9-11 7909 Plumas about 2 air mi ne of Belden (on e side of Caribou Road, on e side of North Fork Feather River, at elevated siphon); Caribou Road, North Fork Feather River 731 Comment
  JEPS119730  Cypripedium californicum Lowell Ahart 2012-7-1 18257 Plumas About 1/4 mile east of Caribou Road, about 3 1/2 miles (air) northeast of Belden. Comment
  RSA0000376  Cypripedium californicum J. G. Lemmon s.n. Plumas Scotch Camp, near Shasta. Also in Big Meadows, Plumas County, by Mrs. Austin. Comment
  HSC73110  Cypripedium fasciculatum M. S. Taylor 1981-5-29 3817 Plumas S of Buckhorn Creek, 1 mi. SW of Grizzly Mtn, 13 air mi. NE of Pulga 1585 Comment
  CAS-BOT-BC70672  Cystopteris fragilis John Thomas Howell 1967-6-23 42671 Plumas Canyon of Butterfly Creek 1036 Comment
  JEPS114953  Cystopteris fragilis Lowell Ahart 2008-7-16 15090 Plumas On the east side of a small stream, about 150 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 2 1/2 miles (air) north of La Porte 1597 Comment
  RSA30025  Cystopteris fragilis J. T. Howell 1951-6-27 27635 Plumas Jamison Creek 1829 Comment
  SD9976  Cystopteris fragilis Archibald 1879-1 Plumas Mt. Dyer Comment
  UC115526  Damasonium californicum Mrs. R. M. Austin June 1879 301 Plumas Big Meadows Comment
  CAS-BOT-BC445531  Damasonium californicum Mary Strong Clemens 1920-6-12 s.n. Plumas Taylorville Comment
  CAS-BOT-BC445535  Damasonium californicum G. D. Hanna 1958-9-16 s.n. Plumas Poison Lake Comment
  UCD61020  Danthonia californica var. americana A. A. Beetle 1941-6-28 2772 Plumas West side of Lake Almanor. 1828 Comment
  CAS-BOT-BC192346  Danthonia unispicata Mary S. Clemens 1920-7-3 4 Plumas Greenville Comment
  CDA19259  Danthonia unispicata G. D. Barbe, T. C. Fuller 1982-6-17 3852 Plumas Plumas National Forest; East shore Frenchman Lake at the parking lot; Crystal Fishing Access. 1706 Comment
  CAS-BOT-BC76202  Darlingtonia californica Mrs. C. C. Bruce 1899-1-1 s.n. Plumas Butterfly Valley. Comment
  UC1127099  Darlingtonia californica A. E. Wieslander 1927-7-7 8 Plumas Feather River Experiment Station Downieville Quadrangle 1066 Comment
  SEINET6647409  Darlingtonia californica H. N. Mozingo s.n. Plumas Butterfly Valley Comment
  SEINET8693220  Delphinium W. Harnach, N. Harnach 2006-5-29 1228 Plumas 0.5 mile S of Hwy 70 on A-23, W at R/R crossing, then 1.5 miles W along road. 1512 Comment
  UC9155  Delphinium andersonii Mrs. C. C. Bruce June 1898 2239 Plumas Dye place Comment
  CAS-BOT-BC8919  Delphinium depauperatum John Thomas Howell; Gordon H. True 1967-7-11 43326 Plumas about 3 miles southeast of Mt. Hough 1706 Comment
  CHSC21102  Delphinium depauperatum F. T. Griggs; A. Pass 1975-7-1 4 Plumas Buck's Lake. East of Grizzly Creek. Comment
  UCR246739  Delphinium gracilentum G. D. Barbe, T. C. Fuller, J. T. Howell 1981-6-26 3362 Plumas wooded area 0.3 mi southwest of Bucks Summit, meadow southeast of the road formed by Bucks Creek 1656 Comment
  CAS-BOT-BC9858  Delphinium nudicaule Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-6-12 1949 Plumas Fern Glen, Butterfly Botanical Area 1097 Comment
  CHSC85683  Delphinium nudicaule G. Douglas Barbe; T. C. Fuller 1982-7-15 3739 Plumas Sierra Nevada. 2.1 miles northeast of junction with road to Red Hill Summit; on road bank, Plumas National Forest. 1524 Comment
  JEPS113368  Delphinium nudicaule Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 14009 Plumas East side of an open rocky flat, 60 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1965 Comment
  CHSC39371  Delphinium nuttallianum L. Ahart; P. Ahart 1983-8-17 4316 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-La Porte Rd, northeast of La Porte. 2000 Comment
  JEPS23629  Delphinium nuttallianum John W. Duffield 1937-5-27 Plumas Meadow Valley Comment
  UC136341  Delphinium nuttallianum Mrs. A. L. Coombs July 1902 Plumas Prattville Comment
  OBI10634  Delphinium nuttallianum Lewis S. Rose 1967-7-11 67165 Plumas Mt. Hough, 1.3 mi S of summit 2042 Comment
  SEINET10448457  Dentaria tenella var. palmata Mary Susan Taylor 1982-6-1 Taylor 4580 Plumas T27N R8E sw sec 36. Almanor NE quad. Between spur rd & 27n92, nw of Gold- stripe Mine, ca. 4 air mi w of Green- ville. 5300 ft. 1615 Comment
  CAS-BOT-BC192433  Deschampsia cespitosa subsp. cespitosa John Thomas Howell 1960-7-18 35515 Plumas Drakesbad 1828 Comment
  POM365010  Deschampsia cespitosa subsp. cespitosa A. A. Beetle 1941-6-28 2771 Plumas West side of Lake Almanor Comment
  SBBG128096  Deschampsia cespitosa subsp. cespitosa L. Ahart, J. Dittes, J. Guardino 2009-7-29 16 210 Plumas bottom of a snow lake, on the S side of Forest Rd 26N67F3, 1.2 mi NE of Rush Crk Hill, 2.6 mi ESE of Caribou Powerhouse 1677 Comment
  CAS-BOT-BC198157  Deschampsia danthonioides L. P. Janeway 1992-6-4 4219 Plumas Along northeast side of Middle Fork Feather River at mouth of Bonta Creek, below the Mohawk Ranger Station - Plumas National Forest, Beckwourth Ranger District 1316 Comment
  CAS-BOT-BC198158  Deschampsia danthonioides A. A. Beetle 1941-6-28 2767 Plumas West side of Lake Almanor 1828 Comment
  JEPS113646  Deschampsia danthonioides Lowell Ahart, John Dittes 2007-6-16 14096 Plumas On dry bare soil, graded road gutter, east of the small stream, on the south side of of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  POM198335  Deschampsia danthonioides H. S. Yates 1913-6-24 s.n. Plumas Massack Comment
  POM365027  Deschampsia danthonioides A. A. Beetle 1941-6-28 2767 Plumas west side of Lake Almanor 1829 Comment
  SJSU7483  Deschampsia danthonioides Lewis S. Rose 1968-6-10 68063 Plumas Quincy Meadow 1036 Comment
  CAS-BOT-BC201893  Deschampsia elongata Clare B. Hardham 1970-8-8 17701 M Plumas Road to Thompson Peak Kookout [Lookout] 2133 Comment
  CHSC112083  Deschampsia elongata L. P. Janeway 2014-6-23 11412 Plumas Northern High Sierra Nevada. Plumas National Forest; Secret Diggings Gravel Pit on Illinois Ridge, 2.0 air-km south of La Porte. 1476 Comment
  RSA768847  Deschampsia elongata L. Ahart 2008-9-10 15369 Plumas Bottom of East Branch Creek, on east side of Quincy La Porte Road, about 1.75 air miles south of Little Grass Valley Reservoir, about one mine northeast of La Porte 1594 Comment
  SEINET10508570  Deschampsia elongata Lowell Ahart 1985-7-3 Ahart 5100 Plumas About 4 1/4 miles north-east of La Porte. Comment
  CAS-BOT-BC43034  Descurainia incisa subsp. incisa John Thomas Howell 1962-6-18 37793 Plumas Sierra Nevada. Sierra Valley near Beckwourth. 1487 Comment
  CHSC37022  Descurainia pinnata M. S. Taylor 1982-5-19 4480 Plumas Ridgetop, ca. 1.5 mi e of Portola, on edge of Ramelli Ranch boundary. 1755 Comment
  SEINET10448461  Descurainia richardsonii subsp. viscosa Mary Susan Taylor 1982-5-19 Taylor 4480 Plumas T23N R14E se/se sec 29. Portola quad. Ridgetop, sagebrush scrub & sandy soils, Ramelli Ranch, on ridge 1.5 mi e of Portola. 5760 ft. 1756 Comment
  CAS-BOT-BC402456  Dicentra formosa subsp. formosa Marcus E. Jones 1897-7-6 s.n. Plumas Prattville, 13 miles west 1371 Comment
  CAS-BOT-BC402607  Dicentra uniflora Lowell Ahart 1986-6-4 5323 Plumas West of the small wash, south of the road where it crosses Onion Valley Creek, near Onion Valley, about 1 mile north-west of Pilot Pk., about 14 miles north-east of La Porte 1828 Comment
  SEINET11686126  Dichanthelium acuminatum subsp. thermale W. Knight, Knight, I. 1983-1 4929 Plumas above Drakesbad guest ranch, Lassen Volcanic Nat'l Park 1753 Comment
  RSA184938  Dichanthelium acuminatum var. fasciculatum L. S. Rose 1966-7-27 66070 Plumas Butterfly Valley, 3 miles w. of Keddie 1067 Comment
  CAS-BOT-BC483632  Dichelostemma capitatum Ella Dales Cantelow 1940-5-10 3927 Plumas West of Busks Lake Comment
  CAS-BOT-BC502661  Dichelostemma multiflorum G. L Smith 1959-6-20 1261 Plumas Butterfly Valley near Quincy 1082 Comment
  CAS-BOT-BC502665  Dichelostemma multiflorum John Thomas Howell 1973-7-10 49748 Plumas Near Greenville 1097 Comment
  CAS-BOT-BC502672  Dichelostemma multiflorum Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1969-6-24 2427 Plumas In vicinity of mouth of Butterfly Creek 883 Comment
  CAS-BOT-BC292275  Dieteria canescens Clare B. Hardham 1975-8-2 20488 Plumas Black Mt. 2133 Comment
  CHSC53133  Dieteria canescens var. canescens L. P. Janeway 1990-9-14 3849 Plumas Plumas National Forest. Slope above Meadow Creek about half way between Mt Ingalls and Red Clover Creek. On bed of unused logging road. 2103 Comment
  SJSU13906  Dieteria canescens var. canescens N. A. Hopkins 1986-6-24 1371 Plumas lower end of Red Clover Valley, 8 miles N of Beckwourth on Beckwourth-Genesee Road 1524 Comment
  SEINET7845825 Image available Dieteria canescens var. shastensis W. Harnach, N. Harnach 2000-9-3 1003 Plumas Approx 5 miles W of Portola on Co. Rd. A-15, Gold Mountain Development, along the river trail 1463 Comment
  CAS-BOT-BC150484  Diplacus grandiflorus Henry A. Kloppenburg 1928-5-19 432 Plumas Plumas National Forest, Belden 701 Comment
  CAS-BOT-BC151820  Diplacus mephiticus John Thomas Howell; T. C. Fuller 1981-6-25 54312 Plumas Near Englemine on Diamond Mt. Road northest of Taylorsville - Sierra Nevada 1219 Comment
  CHSC20824  Diplacus torreyi K. R. Stern 1975-7-23 5836 Plumas W shore of Lake Almanor. 1371 Comment
  CAS-BOT-BC151685  Diplacus torreyi Milo S. Baker 1926-8-30 323 b-26 Plumas Lee's Camp Comment
  CAS-BOT-BC151697  Diplacus torreyi George W. Gillett 1957-7-19 842 Plumas Slopes across from the Devils Kitchen, on trail to the Sifford Lakes - Lassen Volcanic National Park 1981 Comment
  CDA20149  Disporum hookeri B. Smith August 1996 s.n. Plumas Plumas National Forest; 0.5 mi S of Cascade. 1207 Comment
  CHSC21290  Dodecatheon alpinum F. T. Griggs; A. Pass 1975-7-17 206 Plumas Buck;s Lake Forest Survey. Comment
  CHSC20831  Downingia bacigalupii K. R. Stern 1975-7-23 5820 Plumas NW shore of Lake Almanor. 1371 Comment
  UC1523784  Draba verna Gary Schoolcraft 1982-5-11 664 Plumas 1524 Comment
  SBBG32360  Draperia systyla L. S. Rose 1967-7-9 Plumas Caribou, North Fk of Feather River 914 Comment
  UC1124248  Draperia systyla F. W. Embree 1934-6-6 72 Plumas South slope of Bucks Mountain; Plumas National Forest, Bidwell Bar Quad. 1524 Comment
  SEINET10497033  Draperia systyla Mary Susan Taylor 1982-5-23 Taylor 4512 Plumas T23N R5E ne/nw sec 7. Pulga SW quad. On granite soils, both sides of Hwy 70 e side of Arch Rock Tunnel, ca. 0.5 mi sw of Butte-Plumas Co line. 1600 ft. 488 Comment
  CHSC21186  Drosera rotundifolia F. T. Griggs; A. Pass 1975-7-16 183 Plumas N. shore of Lower Buck's Lake. ... Field redacted by CHSC, contact the data manager for more information Comment
  CAS-BOT-BC401588  Drosera rotundifolia Anna Head 1923-7-1 s.n. Plumas Meadow Valley 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-BC159678  Drymocallis glandulosa Lewis S. Rose 1968-6-11 68098 Plumas Confluence of Butterfly Creek & Spanish Creek near Keddie 975 Comment
  CAS-BOT-BC159677  Drymocallis glandulosa Lloyd W. Swift 1932-7-17 61 Plumas Oats Meadow, Grass Valley - Plumas National Forest 1524 Comment
  JEPS48883  Drymocallis glandulosa var. reflexa Esther C. Fritz 1933-1 Plumas Schneider Meadow 1188 Comment
  UC1609246  Dulichium arundinaceum Vernon H. Oswald and Lowell Ahart 1993-8-3 5760 Plumas 9 air mi n of Lake Almanor (Hay Meadow at n end of 30N25 on s edge of Caribou Wilderness); Caribou Wilderness, Hay Meadow 1950 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
  UC1562599  Elatine triandra Barbara Ertter 1988-10-21 8001 Plumas ca 1.5 mi e Chester (on Hwy 36, e end of causeway); Lake Almanor Comment
  CHSC40414  Eleocharis acicularis var. occidentalis Lowell Ahart 1985-7-11 5125 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. 1584 Comment
  CAS-BOT-BC113494  Eleocharis bella Lowell Ahart 1985-9-26 5186 Plumas Below the high water line of Little Grass Valley Reservoir, 1584 Comment
  CAS-BOT-BC113504  Eleocharis bella Robert J. Weatherby 1950-7-28 1491 Plumas North edge of Taylorsville. 1097 Comment
  RSA52885  Eleocharis bella R. Weatherby 1950-9-1 1528 Plumas Edge of Long Lake, Lakes Basin Area 2134 Comment
  UC1028645  Eleocharis bella Robert J. Weatherby 1950-7-28 1491 Plumas Taylorsville, N edge 1097 Comment
  UC1100613  Eleocharis bella S. Galen Smith and Malcolm Nobs 1949-8-18 1357 b Plumas Lake Almanor, S end; ; ; Marsh Plant Survey Comment
  JEPS102248  Eleocharis coloradoensis L. P. Janeway 2001-7-25 7389 A Plumas High Cascade Range. Southwest side of Lake Almanor, below high water line, about 100 m out; near Hwy 89 2.3 km north-northwest of Almanor West Road. 1372 Comment
  CHSC34333  Eleocharis engelmannii L. Ahart 1981-9-6 3101 Plumas On a sandbar along Indian Creek, ca. 1/2 mi sw of the jct of Hwy 89 and Arlington Rd, ca. 1.5 mi sw of Crescent Mills. 1200 Comment
  JEPS98450  Eleocharis macrostachya Lowell Ahart 2000-5-21 8382 Plumas 5 air miles NW of Quincy (30 ft N of the pond, Butterfly Valley) 1005 Comment
  CAS-BOT-BC113329  Eleocharis montevidensis Fred Sommers; Greg Sommers 1976-7-20 104 Plumas Plants of the Marble Hot Springs Area, Sierra Valley Marsh. 1487 Comment
  RSA726385  Eleocharis palustris L. Ahart, Josephine Guardino 2007-7-21 14385 Plumas South of the intersection with Forest Road 25N41Y, about 2 1/4 miles (air) northwest of the most northwest part of Lake Davis. 1800 Comment
  CHSC80884  Eleocharis parishii Lowell Ahart; Vernon H. Oswald 2001-7-11 8890 Plumas Meadow, on the east side of the dirt road, about 1/4 mile northwest of Hauns Meadow and Hauns Creek, about 3 miles (air) east of Lake Almanor, about 5 miles (air) northwest of Greenville. 1447 Comment
  SEINET10863864  Elymus William E. Harmon 1969-8-18 Harmon 1562 Plumas Roadcut in open pine forest. 2 mi NE of Blairsden. Comment
  SEINET10558291  Elymus cinereus Frederick J. Hermann 1955-7-27 Hermann 11944 Plumas Sage brush - rabbit brush plain along highway, 3 1/2 miles S. Vinton. Comment
  CAS-BOT-BC206509  Elymus glaucus subsp. glaucus John Thomas Howell 1977-6-20 52414 Plumas On the peninsula of Lake Almanor - Sierra Nevada 1371 Comment
  CAS-BOT-BC206512  Elymus glaucus subsp. glaucus John Thomas Howell; Walter Knight; Irja Knight 1966-7-27 1405 Plumas Few yards southwest of Pond reservoir - Butterfly Botanical Area and Vicinity 1097 Comment
  CAS-BOT-BC206799  Elymus glaucus subsp. glaucus David D. Keck 1944-7-8 5427 Plumas 1 mile N of Quincy across Spanish Creek 1066 Comment
  CHSC115893  Elymus glaucus subsp. glaucus L. P. Janeway 2015-7-29 11812 Plumas Northern High Sierra Nevada. Plumas National Forest; Sawpit Flat, along the road to Cleghorn Bar 2.5 road-km northwest of La Porte-Quincy Road; between Bird Creek, Onion Valley Creek, and Finger Board. 1926 Comment
  UCD61275  Elymus macounii Carl W. Rimbey 1960-7-18 Plumas Sierra Valley, Gordon Van Vleck Ranch, ca. 5 miles NE Sattley. Comment
  CHSC75566  Elymus multisetus G. F. Hrusa 1997-6-26 13895 Plumas Sierra Nevada. Approx. 1/4 mi. N from USFS 23N22D terminus. 1440 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
  SEINET204042 Image available Elymus trachycaulus subsp. trachycaulus F. J. Hermann 1955-7-27 11953 Plumas 4 miles west of Portola Comment
  CHSC95336  Elytrigia intermedia subsp. intermedia Samantha Mackey Hillaire 2006-9-13 1232 Plumas Sierra Nevada. East of Grizzly Forebay along road 24N49. North side of road where it crosses unnamed tributary of Grizzly Creek. 1344 Comment
  CDA14013  Epilobium brachycarpum G. F. Hrusa, B. Smith, T. D. Wilfred 1996-8-11 13500 Plumas Sierra Nevada; N side of USFS 23N12, approx. 3/4 mile W of Bull Run Creek crossing. Comment
  CHSC43401  Epilobium brachycarpum Lowell Ahart 1977-8-8 1538 Plumas In the middle of the road that leads to Bird Creek, about 4 miles west of Pilot Peak, about 15 miles north of La Porte. 1645 Comment
  CHSC70332  Epilobium brachycarpum R. A. Schlising 1981-8-2 4180 Plumas Just N of Butte County line at Humboldt Peak, in basin draining into Scotts John Creek. 2011 Comment
  CAS-BOT-BC171706  Epilobium canum subsp. latifolium M. S. Taylor 1981-9-14 4277 Plumas N side of spur rd through center of Dark Ravine, ca. 1/4 mi n of Rush Creek, ca. 5 air mi ese of Greenville 1584 Comment
  CAS-BOT-BC171714  Epilobium canum subsp. latifolium Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC171721  Epilobium canum subsp. latifolium E. P. Chace 1934-1-1 6249 Plumas Near Camp Rodgers Comment
  CHSC59760  Epilobium canum subsp. latifolium L. P. Janeway 1992-8-30 4299 Plumas Plumas National Forest. McRae Meadow; upper end of East Nelson Creek. On west side and near bottom of the valley. 1889 Comment
  HSC103472  Epilobium canum subsp. latifolium J. D. Jokerst 1985-9-15 2581 Plumas Just west of USFS Rd. 26N26, top of ridge between Caribou Canyon and Yellow Creek, at narrow ridgetop saddle 1463 Comment
  JEPS44028  Epilobium canum subsp. latifolium W. L. Jepson 1924-7-22 10607 Plumas Rich Pt. Middle Fork Feather River 914 Comment
  RSA59186  Epilobium canum subsp. latifolium E. K. Balls, R. Weatherby 1950-9-1 15612 Plumas East of Long Lake, cliffs above meadow sloping down to two smaller lakes. 2134 Comment
  UC107728  Epilobium canum subsp. latifolium Mrs. R. M. Austin 1875-1 Plumas Indian Valley Comment
  CHSC113850  Epilobium ciliatum subsp. ciliatum Lowell Ahart 2014-9-9 16849 Plumas Below the high water line, on the sides of Sly Creek, Sky Creek Reservoir, about 7 miles (air) southwest of La Porte. 1069 Comment
  CHSC20815  Epilobium ciliatum subsp. ciliatum K. R. Stern 1975-7-24 5829 Plumas E shore of Lake Almanor. 1371 Comment
  JEPS103348  Epilobium ciliatum subsp. ciliatum Lowell Ahart 2002-7-18 9869 Plumas On the S side of a small upper branch of Fall R., ca 100 yds N of Lumpkin Ridge Rd, ca 1 mi (air) SE of Tamarack Flat, ca 1/4 mile SW of Lumpkin Ridge Rd and road to Tamarack Flat, ca 1 1/2 miles (air) NW of Little Grass Valley Reservoir dam 1701 Comment
  RSA754369  Epilobium ciliatum subsp. ciliatum L. Ahart, John Dittes 2009-7-27 16180 Plumas Headwaters of Grizzly Gulch, 2.1 air miles NE of Butt Valley Reservoir Dam. 1480 Comment
  SBBG21925  Epilobium ciliatum subsp. ciliatum D. Myrick 1964-7-19 877 Plumas Dream Lake, Drakesbad 1828 Comment
  CHSC97094  Epilobium ciliatum subsp. glandulosum Lowell Ahart; Josephine Guardino 2007-7-20 14345 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1763 Comment
  JEPS95290  Epilobium ciliatum subsp. glandulosum Lowell Ahart 1994-7-28 7535 Plumas SW of Bucks Lake (NE of Frenchman Hill) 1706 Comment
  UC965552  Epilobium densiflorum Herbert L. Mason 1952-7-17 14380 Plumas along Western Pacific tracks just s Beckwourth; Sierra Valley 1524 Comment
  SEINET10453011  Epilobium exaltatum Mary Susan Taylor 1982-9-7 Taylor 5100 Plumas T23N R14E s/ne sec 28. Portola quad. Ramelli Ranch, s side of Feather River, ca. 2 mi w of Beckwourth. 4880 ft. Dry sandy soil; open Riparian. 1487 Comment
  CHSC102084  Epilobium glaberrimum subsp. glaberrimum Lowell Ahart; John Dittes 2009-7-13 16048 Plumas On damp to wet soil, seep, on the north side of Forest Service Road 27N28, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam. 1476 Comment
  CHSC21653  Epilobium glaberrimum subsp. glaberrimum D. Brink; L. Mayer 1975-7-12 Plumas Buck's Lake. Comment
  JEPS106078  Epilobium glaberrimum subsp. glaberrimum Lowell Ahart 2004-7-27 11316 Plumas Along Hopkins Creek, about 200 yards north of the fork of Hopkins Creek and the East Branch of Hopkins Creek, about 3/4 mile south of Turkeytown, about 1 mile (air) southwest of Blue Nose Mountain, about 10 miles (air) northeast of La Porte 1645 Comment
  UC54449  Epilobium glaberrimum subsp. glaberrimum H. M. Hall and E. B. Babcock July, 1903 4452 Plumas Red Clover Canyon Sierra Nevada Mountains (along streams) 1584 Comment
  POM181042  Epilobium hallianum A. A. Heller, P. B. Kennedy 1907-7-9 8785 Plumas Prattville. Comment
  CHSC20981  Epilobium hornemannii subsp. hornemannii F. T. Griggs; A. Pass 1975-7-23 234 Plumas Cape Lake. Comment
  CHSC21686  Epilobium lactiflorum D. Brink; L. Mayer 1975-7-25 Plumas Buck's Lake. Comment
  SEINET8726254 Image available Epilobium paniculatum H. S. Reed 1941-1 s.n. Plumas Forest Lodge 1097 Comment
  UC1075721  Epipactis gigantea Robert J. Weatherby 1955-8-4 1671 Plumas No Ear Bar Middle Fork Feather River 914 Comment
  RSA101404  Epipactis gigantea R. Weatherby 1955-8-4 1671 Plumas No Ear Bar. Middle Fork Feather River. 915 Comment
  SEINET10839602  Epipactis gigantea Mary Susan Taylor 1982-8-4 Taylor 4918 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
  CAS-BOT-BC56992  Equisetum arvense John Thomas Howell 1962-6-17 37658 Plumas Butterfly Valley 1036 Comment
  CHSC57792  Equisetum arvense Vernon H. Oswald; Lowell Ahart 1992-5-6 4934 b Plumas Terminal Geyser Creek just upstream from the trail between Willow Lake and Terminal Geyser. 1658 Comment
  CAS-BOT-BC57003  Equisetum arvense John Thomas Howell; Gordon H. True 1967-7-9 43257 Plumas North Fork of Feather River 4.3 miles southwest of Caribou 792 Comment
  RSA0091210  Equisetum arvense Bonnie C. Templeton 1968-1 11283 Plumas [No location data on label. Possibly Trinity County.] Comment
  POM186455  Equisetum laevigatum D. D. Keck 1675 Plumas At bridge over Spanish Creek. Quincy, in the northern Sierra Nevada. 1067 Comment
  RSA299612  Eragrostis mexicana subsp. virescens J. T. Howell, I. Knight, Walter Knight, Gordon H. True 1967-7-10 2190 Plumas Mouth of Butterfly Creek 884 Comment
  CAS-BOT-BC205715  Eremogone congesta var. suffrutescens James R. Shevock 1985-5-19 11149 Plumas Northern Sierra Nevada. Sierra Valley. Along California highway 49 at Rice Hill, 4.7 miles northeast of highway junctions 49 & 89 at Sierraville 1650 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
  CAS-BOT-BC286646  Ericameria bloomeri John Thomas Howell; Gordon H. True 1973-7-31 50076 Plumas Summit ridge of Thompson Peak. Diamond Range 2362 Comment
  CHSC67343  Ericameria bloomeri James D. Jokerst; R. A. Schlising, L. Ahart 1985-8-12 2565 Plumas Red Mtn. Rd. above junction with Rich Gulch Rd., N of Hwy. 70. Comment
  JEPS121761  Ericameria bloomeri L. P. Janeway 2013-8-28 11197 Plumas Northern High Sierra Nevada. Plumas National Forest; along the main road around the east side of Little Grass Valley Reservoir, across the road into Red Feather Campground. Comment
  JEPS31334  Ericameria bloomeri R. F. Hoover 1940-9-22 4627 Plumas Chester Comment
  RSA507813  Ericameria bloomeri J. C. Semple, S. Heard 1986-8-13 8414 Plumas Between La Porte and Quincy, Little Grassy Lake Road, near Little Grassy Valley Rec. Area Comment
  RSA59682  Ericameria bloomeri E. K. Balls 1950-9-9 15751 Plumas About 1 mile west of Lakes Center Public Camp, trail to Long Lake outlet 2073 Comment
  UC762561  Ericameria bloomeri R. F. Hoover 1940-9-22 4627 Plumas Chester Comment
  CAS-BOT-BC292793  Ericameria cuneata var. cuneata Mrs. E. C. Sutliffe 1921-10-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC294282  Ericameria nauseosa var. speciosa L. P. Janeway 1993-9-28 4605 Plumas Plumas National Forest, Beckwourth Ranger District. Northwest corner of Sierra Valley; ca 3.5 mi east of Portola, ca 1.3 mi west of Beckwourth; ca 0.3 mi south of Middle Fork Feather River 1499 Comment
  CAS-BOT-BC294296  Ericameria nauseosa var. speciosa John Thomas Howell 1959-9-21 34810 Plumas Indian Creek Canyon 914 Comment
  CHSC98712  Ericameria nauseosa var. speciosa L. P. Janeway 2007-8-13 9176 Plumas Northern High Sierra Nevada. Frenchman Hill and western end of Red Mountain, near Road 23N69; above the head of Frazier Creek. 1786 Comment
  JEPS75257  Ericameria nauseosa var. speciosa John Thomas Howell 1959-9-25 35021 Plumas summit of Beckwourth Pass Sierra Nevada, Beckwourth Pass 1588 Comment
  SBBG50454  Ericameria nauseosa var. speciosa J. T. Howell 1974-9-20 50902 Plumas near Spring Garden 1158 Comment
  SD71012  Ericameria nauseosa var. speciosa John Thomas Howell 1960-7-24 35991 Plumas Kelly Camp, just south of Lassen Park. 1615 Comment
  CAS-BOT-BC294399  Ericameria parryi var. latior John Thomas Howell 1924-8-11 631 Plumas Two miles east of Chester on road to Westwood 1310 Comment
  CHSC66860  Ericameria parryi var. latior Vernon H. Oswald; Lowell Ahart 1996-9-10 8284 Plumas High Cascade Range. Forest road 29N11 on the E side of Last Chance Marsh at the N end of Lake Almanor, ca. 1.6 mi S of Last Chance Campground. Edge of road. 1371 Comment
  CAS-BOT-BC293021  Ericameria parryi var. nevadensis John Thomas Howell 1977-8-11 52693 Plumas North end of Frenchmans Reservoir 1706 Comment
  CAS-BOT-BC293025  Ericameria parryi var. nevadensis John Thomas Howell 1959-9-24 34967 Plumas Sierra Valley near Beckwourth 1478 Comment
  JEPS75255  Ericameria parryi var. nevadensis John Thomas Howell 1974-9-20 50902 Plumas near Spring Garden; Sierra Nevada 1158 Comment
  RSA129818  Ericameria suffruticosa C. G. Albertus 1935-8-13 264 Plumas Mt. Ingalls 2554 Comment
  CHSC92956  Erigeron aphanactis var. aphanactis L. P. Janeway 2005-7-31 8506 Plumas Northern High Sierra Nevada. Southern end of Diamond Mountains 0.1 km east of Road 23N67; about 5.8 km south-southwest of Adams Peak. 1875 Comment
  CHSC113855  Erigeron canadensis Lowell Ahart 2014-9-9 19835 Plumas Below the high water line,on the sides of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. 1074 Comment
  CHSC54513  Erigeron canadensis Vernon H. Oswald 1991-8-5 4809 Plumas Lassen Volcanic Park. Terminal Geyser located ca. 2.5 miles (air) southeast of Drakesbad. 1706 Comment
  CHSC72298  Erigeron compositus L. P. Janeway; Glenn Clifton 1998-7-9 5736 Plumas Thompson Peak, just east of the fire lookout tower and near the top. 2331 Comment
  CHSC97212  Erigeron divergens Lowell Ahart; Josephine Guardino 2007-7-20 14337 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1763 Comment
  RSA39539  Erigeron eatonii var. plantagineus P. A. Munz 1947-5-17 11849 Plumas 20 miles north of Chilcoot. 1829 Comment
  RSA523584  Erigeron eatonii var. plantagineus Barbara Ertter 1989-7-4 8686 Plumas Coyote Flat W of Lake Almanor, 4.2 mi W of jct of Hwy 89 and Hwy 36. 1524 Comment
  SEINET8667231 Image available Erigeron eatonii var. plantagineus A. A. Heller, P. B. Kennedy 1907-7-3 8704 Plumas Hills above Red Clover valley Comment
  SEINET8667325 Image available Erigeron glacialis M. J. Williams, E. McPherson 1974-8-5 74 -P-19 Plumas Lake's Basin. Trail from Silver Lake to Mt. Elwell 2073 Comment
  CAS-BOT-BC295225  Erigeron inornatus John Thomas Howell 1975-7-22 51375 Plumas 2 miles northwest of Spring Garden 1173 Comment
  CAS-BOT-BC295221  Erigeron inornatus Mary Strong Clemens 1920-9-1 s.n. Plumas Taylorsville Comment
  CHSC61914  Erigeron inornatus var. inornatus Lowell Ahart 1993-9-24 7266 Plumas On the east side of Cleghorn Bar Road, near Monitor Flat, about 3 miles north-west of Pilot Peak. 1828 Comment
  RSA59484  Erigeron inornatus var. inornatus E. K. Balls 1950-9-15 15865 Plumas S tip Lake Almanor, near P G E dam, Hwy 89. 1372 Comment
  CHSC112520  Erigeron lassenianus var. lassenianus L. P. Janeway 2014-7-15 11528 Plumas Northern High Sierra Nevada. Plumas National Forest; Happy Valley, about 6.4 air-km northeast of Cromberg; just northwest of Long Valley Creek along Road 24N97, along the west edge of Happy Valley. 1748 Comment
  JEPS41571  Erigeron linearis Franklin P. Nutting Plumas Dixey Valley Northern California, Dixey Valley Comment
  CHSC72435  Erigeron nevadincola L. P. Janeway 1998-6-24 5681 Plumas South side of Road 25N11 0.15 mi west of the Frenchman Lake dam. 1725 Comment
  RSA516610  Erigeron peregrinus R. C. Bacigalupi, Aldo Bacigalupi 1952-8-19 3950 Plumas Meadow at end of road and beginning of trail to Long Lake, Mt. Elwell region, about 1.5 miles N of Sierra County border 1982 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
  UC1075734  Erigeron petrophilus var. sierrensis Robert J. Weatherby 1955-7-21 1650 Plumas head No Ear Bar Trail; Middle Fork Feather River, Rocky Point 1524 Comment
  SEINET11268225  Erigeron petrophilus var. sierrensis Lowell Ahart 1993-9-10 7225 Plumas Near the west side of the South Fork of the Feather River, on the north side of the dirt road, about 1 (air) mile south west of Pilot Peak.; 0 Comment
  LA212260  Erigeron philadelphicus Jim R. Shevock; 1972-5-19 1789 Plumas Hwy. 89 near Indian Falls dump area. 609 Comment
  CAS-BOT-BC300108  Erigeron pumilus Clare B. Hardham 1985-7-31 30129 Plumas Doyle's Crossing. Near Antelope Reservoir Comment
  CHSC45930  Eriodictyon californicum Lowell Ahart 1981-6-25 2883 Plumas On the road cutbank, along the dirt road, about 1 mile north of Nelson Creek, about 16 miles north-east of La Porte. 1554 Comment
  UCD19137  Eriodictyon lobbii W. B. McHenry 1990-6-22 s.n. Plumas Bucks Lake. Comment
  RSA107090  Eriogonum baileyi var. baileyi L. S. Rose 1955-7-19 55153 -A Plumas East slope of Beckwourth Pass 1494 Comment
  SEINET8655782  Eriogonum baileyi var. praebens W. Harnach 2015-7-26 1434 Plumas Beckwourth Pass 1594 Comment
  RSA641456  Eriogonum douglasii var. douglasii Michael A. Vincent 1999-6-7 8519 Plumas Plumas National Forest; Milford Ranger District; west of Frenchman Lake along FS Route 11 Comment
  CHSC57442  Eriogonum douglasii var. meridionale L. P. Janeway; Garrett Gibson 1991-6-24 4056 Plumas Plumas National Forest. Squaw Valley, ca 1/2 mi northwest of 'Four Corners' (junction of Laufman-to-Red Clover Valley Road and Frenchman Lake Road). 1703 Comment
  HSC95796  Eriogonum douglasii var. meridionale James L. Reveal 2002-6-25 8361 Plumas Squaw Valley at junction of FS Rds. 28N01 and 28N70 on flat W of highway, 11.9 mi. NNW of Beckwourth 1707 Comment
  CAS-BOT-BC255752  Eriogonum elatum var. villosum John Thomas Howell 1955-7-19 30826 Plumas Mohawk, Sierra Nevada 1371 Comment
  CHSC63465  Eriogonum lobbii Lowell Ahart 1994-7-22 7489 Plumas Open steep areas, south of the Pacific Crest Trail, west of the large twin rocks on the north-east side of Mount Etna. (label said Sierra County also). 1981 Comment
  CDA13438  Eriogonum marifolium G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13285 Plumas Sierra Nevada; About 2 mi. N of Mt. Jackson on USFS 23N11A. Comment
  CAS-BOT-BC263307  Eriogonum marifolium var. marifolium John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54270 Plumas Mt. Hough 2203 Comment
  CAS-BOT-BC263308  Eriogonum marifolium var. marifolium L. P. Janeway 1989-6-12 3294 Plumas Beckwourth Ranger District, Plumas National Forest. Forest along south side of Red Clover Valley 1706 Comment
  CDA18581  Eriogonum nudum var. deductum G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-25 3296 Plumas Sierra Nevada; 0.5 mile southwest of Engle Mine townsite, on Diamond Mountain Road. 1219 Comment
  CDA19227  Eriogonum nudum var. deductum G. D. Barbe, T. C. Fuller 1982-6-17 3798 Plumas Plumas National Forest; Junction Gold Lake Road with Highway 89 between Graegle and Clio. 6 mi N of Sierra Co line. 1371 Comment
  CHSC34739  Eriogonum nudum var. deductum M. S. Taylor 1981-7-17 4038 Plumas Lakes Basin, Bear Lakes Trail, in front of Big Bear lake, ca. 6 mi s of Mohawk. 1981 Comment
  CHSC76140  Eriogonum nudum var. deductum G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-23 3102 Plumas Reservoir shore 0.1 mile west of Round Valley Reservoir dam on Dixie Canyon-Round Valley Road. 1371 Comment
  RSA52899  Eriogonum nudum var. deductum R. Weatherby 1950-8-11 1520 Plumas Mt. Elwell, Lakes Basin Area 2226 Comment
  CAS-BOT-BC261590  Eriogonum nudum var. nudum John Thomas Howell 1961-9-23 36889 Plumas Englemine 1097 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
  CAS-BOT-BC269727  Eriogonum nudum var. oblongifolium John Thomas Howell 1973-7-9 49721 Plumas Round Valley 1371 Comment
  CHSC37702  Eriogonum nudum var. oblongifolium M. S. Taylor 1982-8-30 5075 Plumas Along 27N11, ca. 1 mi ne of Taylor Lake, ca. 7 air mi ne of Taylorsville. 1920 Comment
  CAS-BOT-BC269728  Eriogonum nudum var. oblongifolium M. S. Taylor 1982-7-21 4888 Plumas American Valley, on ne side of hill s of Greenhorn Creek, ca. 1.5 mi ne of Quincy 1066 Comment
  RSA238625  Eriogonum nudum var. oblongifolium James L. Reveal 1971-6-23 2469 Plumas Along CA Hwy 70 and 89, 2.2 miles north of Keede and about 1 mile north of the bridge over Spanish Creek. 915 Comment
  CAS-BOT-BC271973  Eriogonum nudum var. pubiflorum Thomas H. Kearney 1944-8-14 38 Plumas Near Prattville, Lake Almanor Comment
  CAS-BOT-BC269959  Eriogonum spergulinum var. reddingianum John Thomas Howell; Gordon H. True 1973-8-1 50188 Plumas Ca. 2.5 miles se. of Diamond Mt. 2164 Comment
  JEPS56337  Eriogonum spergulinum var. reddingianum W. L. Jepson 1910-6-5 4071 Plumas near Lassen Peak (Warner Valley); Warner Valley 1524 Comment
  UC566151  Eriogonum strictum var. anserinum E. Sawyer 1935-6-24 144 Plumas 4 1/4 mi ne Crow; Sierraville Quadrangle Comment
  UC6409  Eriogonum strictum var. proliferum Lemmon Aug. 1878 Plumas Indian Val. Comment
  RSA766159  Eriogonum umbellatum Joseph A. Ewan 1934-6-26 8297 Plumas Along trail to Frazier Creek Falls from Gold Lake road. Sierra Nevada. 1829 Comment
  JEPS118578  Eriogonum umbellatum var. furcosum L. P. Janeway 2009-8-13 9922 Plumas Northern High Sierra Nevada. Plumas National Forest; 1.3 km south of the top of Mt Ararat along its extended broad ridgeline. Haskins Valley 7.5' quad. Comment
  CHSC65822  Eriogonum umbellatum var. modocense L. P. Janeway 1995-7-23 4867 Plumas Hartman Bar Ridge; south side of top of Franklin Hill. 1737 Comment
  UC565908  Eriogonum umbellatum var. modocense D. Axelrod 1934-6-9 30 Plumas 2 mi nw Lexington; Bidwell Bar Quadrangle 1767 Comment
  CAS-BOT-BC262074  Eriogonum umbellatum var. nevadense Alice Eastwood 1927-6-27 14866 Plumas United States Forest Reserve, Chilcott [Chilcoot] Comment
  CAS-BOT-BC265163  Eriogonum umbellatum var. nevadense Anna Head 1921-6-21 s.n. Plumas Rocks above Campbell Springs, Feather River Region Comment
  CHSC58175  Eriogonum umbellatum var. nevadense Vernon H. Oswald 1992-6-18 4996 Plumas Lassen Volcanic National Park. Warner Valley: S side of Hot Spring Creek ca. 0.5 mi upstream from the boundary of the park. Common in crevices on rocky cliffs bordering the creek. 1621 Comment
  HSC17357  Eriogonum umbellatum var. nevadense W. R. Rogers 1966-6-22 213 Plumas Comment
  RSA59341  Eriogonum umbellatum var. nevadense E. K. Balls 1950-9-11 15779 Plumas Lakes Center Public Campground, at west of stream. 2043 Comment
  RSA726334  Eriogonum umbellatum var. nevadense L. Ahart, John Dittes 2007-8-9 14436 Plumas About 30 yards west of the poor road, west slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis 2552 Comment
  UCD19140  Eriogonum umbellatum var. nevadense W. B. McHenry 1990-8-7 s.n. Plumas Bucks Lake. 1584 Comment
  SEINET10479559  Eriogonum umbellatum var. nevadense Mary Susan Taylor 1982-8-18 Taylor 5011 Plumas T25N R12E se/ne sec 28. Mt Ingalls quad. Mt Ingalls summit, ca. 9 air mi ne of Sloat. Open exposed rocky area; 8370 ft. 2551 Comment
  SEINET10479560  Eriogonum umbellatum var. nevadense Mary Susan Taylor 1981-7-17 Taylor 4045 Plumas T21N R12E se/sw sec 7, Sierra City NW quad; Lakes Basin, Bear Lakes trail, just S of its jct with Long Lakes trail, ca. 6 air mi S of Mohawk. Dry & open, Montane Chaparral; 6500 ft elev. 1981 Comment
  CHSC82122  Eriogonum umbellatum var. polyanthum L. P. Janeway 2001-8-5 7420 Plumas High Cascade Range. Top of ridge between Yellow Creek and North Fork Feather River (and Caribou Road). 1445 Comment
  JEPS113889  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. 1786 Comment
  CAS-BOT-BC262241  Eriogonum ursinum Alice Rosenberg 1917-7-1 s.n. Plumas Feather River Comment
  CAS-BOT-BC262245  Eriogonum ursinum Mary Strong Clemens 1920-6-23 s.n. Plumas Crystal Lake Comment
  CAS-BOT-BC262268  Eriogonum ursinum Rimo Bacigalupi 1927-7-7 1647 Plumas Upper reaches of trail between Gray Eagle Valley and Long Lake Comment
  CAS-BOT-BC262270  Eriogonum ursinum Lowell Ahart 1979-7-18 s.n. Plumas Ca 1 mi. W of Pilot Pk. 1800 Comment
  RSA88594  Eriogonum ursinum J. T. Howell 1951-6-27 27630 Plumas Jamison Creek 1829 Comment
  SBBG18310  Eriogonum ursinum C. B. Hardham 1961-6-15 7420 Plumas Engel Mine 1828 Comment
  UC412901  Eriogonum ursinum Mrs. R. M. Austin July 1896 832 Plumas Lassen's Peak Comment
  UCD101329  Eriogonum ursinum John Thomas Howell 1975-7-22 51366 Plumas in the Transition Life Zone, 2 miles northwest of Spring Garden. 1173 Comment
  NY399806  Eriogonum ursinum R. M. Austin s.n. Plumas Lights [illegible] Canyon Comment
  SEINET5332055  Eriogonum ursinum J. L. Reveal 1975-8-24 3974 Plumas Along the La Porte-Quincy Road, 17.5 miles south of Quincy and 0.3 mile south of the Chimney rock Trail turnoff, about 1 airline mile west of Pilot Peak. Comment
  UC635436  Eriogonum ursinum Herbert L. Mason 1924-6-19 1070 Plumas near base of Mt. Elwell; Bear Lake 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
  CHSC111717  Eriogonum ursinum var. ursinum Lowell Ahart 2012-7-1 18252 Plumas On the bare mountainside, east of the small stream, about 250 yards northwest of Caribou Road, about 4 miles (air) northeast of Belden. 850 Comment
  CHSC75519  Eriogonum ursinum var. ursinum G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-23 3120 Plumas Dry rocky slope next to seep area in serpentine, 2.65 miles west of Round Valley Reservoir dam. 1569 Comment
  CAS-BOT-BC264123  Eriogonum vimineum M. S. Taylor 1982-8-12 4983 Plumas Along Jackson Creek Road (23N48), ca. 1 mi. NW of Mt. Jackson, ca. 5 air mi NW of Mohawk 1645 Comment
  JEPS104634  Eriogonum vimineum Lowell Ahart 2003-8-8 10485 Plumas On an old abandoned road, on the e side of Beckwourth Calpine Rd, ca 3 mi south of Beckwourth, Sierra Valley. 1482 Comment
  CAS-BOT-BC264131  Eriogonum vimineum John Thomas Howell 1955-7-19 30732 Plumas Portola, west of town, Sierra Nevada 1478 Comment
  CAS-BOT-BC264135  Eriogonum vimineum John Thomas Howell 1951-6-29 27740 Plumas Near Spring Garden 1219 Comment
  SEINET10838772  Eriogonum vimineum Mary Susan Taylor 1982-8-12 Taylor 4983 Plumas T23N R12E nw sec 20. Johnsville quad. Along Jackson Creek Rd (23N48) ca. 1 mi nw of Mt Jackson, ca. 5 air mi nw of Mohawk. 5400 ft. 1646 Comment
  JEPS88532  Eriophorum gracile Vernon H. Oswald and Lowell Ahart 1996-7-15 8049 Plumas at n. end of Lake Almanor (Last Chance Marsh, just s. of Last Chance Campground on Forest Rd. 28N11); High Cascade Range, Last Chance Marsh 1371 Comment
  CHSC21660  Eriophyllum lanatum D. Brink; L. Mayer 1975-7-12 Plumas Buck's Lake. 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
  UCR150988  Eriophyllum lanatum var. grandiflorum L. C. Wheeler 1959-7-15 7568 Plumas Sierra Nevada Mtns, Middle fork of Feather River: McCarty Mine, McCarthy Bar Comment
  UC1118252  Eriophyllum lanatum var. integrifolium C. W. Hanks 1934-8-8 20 Plumas ne Sierra Valley; Plumas National Forest, Sierraville Quadrangle Comment
  SEINET10475141  Eriophyllum lanatum var. integrifolium Mary Susan Taylor 1981-7-6 Taylor 3965 Plumas T24N R16E sw/nw 8. Frenchman Lake quad. Mixed Coniferous Forest, S side of 24N02Y, ca. 0.5 mi W of N tip of the lake, ca. 13 air mi NW of Chilcoot. 5800 ft elev. 1768 Comment
  SEINET10475143  Eriophyllum lanatum var. integrifolium Mary Susan Taylor 1981-7-22 Taylor 4108 A Plumas T24N R11E nw 1/4 nw 1/4 sec 5. Spring Garden quad. Slope of hill, ca. 1/4 mi S of 26N21, ca. 0.5 mi W of Pine Creek Valley, ca. 7 air mi N of Spring Garden. 2316 Comment
  SEINET10971127  Eriophyllum lanatum var. integrifolium Mary Susan Taylor, M. Foster 1981-6-15 Taylor 3894 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
  JEPS115793  Erodium cicutarium Lowell Ahart, John Dittes, Josephine Guardino 2009-6-14 15883 Plumas About 300 yards north of Lake Almanor Dam, about 300 yards southwest of Boat Ramp, below the high water line 1374 Comment
  SEINET8565699  Erodium cicutarium W. Harnach, N. Harnach 1990-6-16 391 Plumas Sierra Valley, N of Vinton, Frank Dotta Ranch. 1524 Comment
  CAS-BOT-BC494109  Eryngium alismifolium W. Harnach; N. Harnach 2000-8-23 998 Plumas Sierra Valley. 1 mi W of the Steel Bridge on Marble Lane 1485 Comment
  CAS-BOT-BC54687  Erysimum capitatum var. capitatum John Thomas Howell 1976-7-16 51882 Plumas Sierra Nevada. Spanish Creek near mouth of Slate Creek. 1066 Comment
  CHSC41416  Erysimum capitatum var. capitatum Lowell Ahart 1986-7-8 5349 Plumas About 1 mile north-west of Pilot Peak, about 14 miles north-east of La Porte. 1981 Comment
  CHSC21028  Erythranthe breweri F. T. Griggs; A. Pass 1975-7-10 152 Plumas Buck's Lake Forest Service Survey. 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
  SEINET8225575  Erythranthe moniliformis E. K. Balls 1950-9-14 15801 Plumas North Fork Feather River, 6 miles northwest of Chester. 1402 Comment
  CHSC21568  Erythranthe primuloides L. M. Mayer; D. E. Brink Jr. 1975-7-23 Plumas Bucks Lake Floristic Survey. Comment
  CHSC97432  Erythranthe primuloides Robert Fischer 2006-7-2 1041 Plumas Buckslake. Between Oroville and Bucks Lake, off the Oro-Quincy Hwy, at large meadow just south of Bucks Lake. 1371 Comment
  CAS-BOT-BC505240  Erythronium grandiflorum Mrs. E. C. Sutcliffe 1927-6-1 s. n. Plumas Drakesbad, Lassen Volcanic Park Comment
  CAS-BOT-BC505246  Erythronium grandiflorum Elmer I. Applegate 1929-6-21 5802 Plumas Drakesbad, head of Warner Valley, Mt. Lassen National Park Comment
  CHSC2450  Erythronium purpurascens R. Carter 1965-7-2 281 Plumas Green Is. L., SE shore in small, grassy meadow, ca. 15 yds. From shore of lake. 1828 Comment
  CAS-BOT-BC402622  Eschscholzia caespitosa Mary Strong Clemens 1920-8-30 s.n. Plumas Greenville Comment
  CAS-BOT-BC403354  Eschscholzia californica Alice Eastwood 1927-6-12 14499 Plumas United States Forest Reserve. Forest Lodge, Greenville Comment
  CAS-BOT-BC310382  Eucephalus breweri Robert J. Weatherby 1950-8-11 1519 Plumas Mt. Elwell, Lakes Basin Area 2286 Comment
  CHSC52722  Eucephalus breweri L. P. Janeway 1990-8-29 3841 Plumas Plumas National Forest. E-facing flank near the top of Mt. Ingalls. 2468 Comment
  UCD23354  Euonymus occidentalis var. occidentalis E. W. Jameson 1949-6-27 s.n. Plumas 3 miles east of Quincy. 1127 Comment
  UCD142382  Euphorbia crenulata Robbins; Raynor 1943-6-1 s.n. Plumas Belden, Feather River Canyon. Comment
  CAS-BOT-BC310540  Eurybia integrifolia M. S. Taylor 1982-8-5 4922 Plumas Jct of Mt Hough Hwy (403) and rd to Grizzly Ridge, ca. 2 mi nw of Taylor Rock, ca. 6 mi ne of Quincy 1676 Comment
  CHSC102109  Eurybia integrifolia Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16211 Plumas On dry rocky soil, drainage from a snow lake, on the south side of Forest Road 26N67F3, 1.2 miles (air) northeast of Rush Creek Hill, 2.6 miles (air) east-southeast of Caribou Powerhouse. 1677 Comment
  JEPS118401  Eurybia integrifolia Lowell Ahart 2011-9-17 17671 Plumas About 100 yards south of an unnamed stream that flows east into Little Grass Valley Reservoir and opposite the Black Rock, about 80 yards south of the paved road, about 1/8 mile west of Little Grass Valley Reservoir 1645 Comment
  SEINET3146989  Eurybia integrifolia E. K. Balls 1950-9-1 15588 Plumas Long Lake, E shore, turning S from Mt Elwell 2103 Comment
  CAS-BOT-BC310597  Eurybia radulina Milo S. Baker 1926-8-25 311 c-'26 Plumas Lee's Camp Comment
  CAS-BOT-BC310598  Eurybia radulina C. R. Quick 1951-6-7 51 -98 Plumas Ridge ne. of Humbug Valley Comment
  CAS-BOT-BC312260  Euthamia occidentalis Malcom A. Nobs; S. Galen Smith 1949-8-19 1455 Plumas Southeastern side of Portola Comment
  UC337652  Festuca idahoensis unknown 4655 Plumas Indian Valley Comment
  SEINET10963534  Festuca idahoensis Lawrence P. Janeway 1989-7-11 Janeway 3477 Plumas Crocker Mtn. Quad. T24N R13E S13 SE1/4. Forest along SW side of Red Clover Valley; ca. 0.3 mi SW of Beckwourth-Genesee Rd. (Rd. 111) 11.5 mi from Beckwourth. On floor of yellow pine forest. 1692 Comment
  CHSC44566  Festuca occidentalis Lowell Ahart 1977-7-26 1497 Plumas Along the logging road to Bunker Hill Creek, about 1/2 mile north-east of the Bunker Hill Mine, about 10 miles north-east of La Porte. 1828 Comment
  JEPS116066  Festuca occidentalis Lowell Ahart, John Dittes, Josephine Guardino 2009-6-14 15862 Plumas North of cut bank of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam 1462 Comment
  CAS-BOT-BC278634  Festuca subulata John Thomas Howell 1960-7-21 35853 Plumas Lassen Volcanic National Park. NW. of Willow Lake 1676 Comment
  CAS-BOT-BC461211  Fragaria John Thomas Howell; H. Keith Wagnon 1980-5-27 53634 Plumas About 2 miles NW of Almanor 1389 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
  CAS-BOT-BC55664  Frangula purshiana Margaret J. Williams; Betty Larson 1983-8-12 83- 135 -2 Plumas W side of the Sierra Nevada, near Jamison Creek, above Johnsville 1676 Comment
  CAS-BOT-BC55673  Frangula purshiana David D. Keck 1932-7-3 1647 Plumas Quincy, in the Northern Sierra Nevada 1188 Comment
  CAS-BOT-BC55682  Frangula purshiana Lowell Ahart 1975-7-2 s.n. Plumas 8 miles north of Sly Creek Dam. About 2 miles west of American House which is 3 miles south of La Porte Comment
  CHSC21513  Frangula purshiana D. Brink; L. Mayer 1975-7-9 Plumas Buck's Lake. Comment
  SEINET7417565 Image available Frangula purshiana A. A. Heller 1915-1 12070 Plumas near summit of Soapstone Ridge in the Sierra Nevada; 12 mi W of Bucks 1676 Comment
  HSC104000  Frangula purshiana subsp. annonifolia L. Ahart 2012-7-1 18255 Plumas About 4 air mi. NE of Belden, ~ 200 yds. NW of Caribou Rd., along the creek 834 Comment
  JEPS118619  Frangula purshiana subsp. ultramafica B. Castro, L. P. Janeway 2001-7-22 1353 Plumas N. Sierra Nevada High. Between Frenchman Hill and the NW end of Red Mtn, on a low peak along ridge. In open rocky areas up from road (the western extension of USFS Rd 23N69). Haskins Valley 7.5' quad. Comment
  CHSC108038  Frangula rubra subsp. modocensis L. P. Janeway; B. Castro 2011-10-2 10759 Plumas Northern High Sierra Nevada. North side of Little Grass Valley Reservoir about 5.8 air km north of La Porte; southeast edge of a knoll that trends southward to the lake; about 5-10 m above high water line. In dry rocks near the meadow. 1542 Comment
  CAS-BOT-BC53795  Frangula rubra subsp. rubra A. A. Heller; P. B. Kennedy 1907-7-15 8837 Plumas Near mouth of Little Grizzly Creek below Genessee Comment
  POM220721  Fritillaria M. Canby 1929-5-12 165 Plumas 5 miles southwest of Blairsden Comment
  CHSC60507  Fritillaria atropurpurea L. P. Janeway 1992-5-14 4180 Plumas North side of Dotta Neck in Dotta Canyon along road on northeast side of the canyon. Plumas National Forest Beckwourth Ranger District Dotta Compartment. 1709 Comment
  CAS-BOT-BC505271  Fritillaria atropurpurea Anna Head 1921-6-26 s. n. Plumas Feather River Region, Lake Center Camp Comment
  CAS-BOT-BC505275  Fritillaria atropurpurea Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-5-7 1884 Plumas On roadside between Darlingtonia Bog and pond Reservoir 1082 Comment
  SEINET10469563  Fritillaria atropurpurea Mary Susan Taylor 1982-1 Plumas Comment
  CHSC21708  Galium F. T. Griggs; A. Pass 1975-7-3 78 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC101793  Galium aparine Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15854 Plumas Cut bank of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam. 1462 Comment
  CHSC40862  Galium bolanderi K. R. Stern 1985-6-25 8246 Plumas Vicinity of Blairsden. 1402 Comment
  CHSC43371  Galium bolanderi Lowell Ahart 1976-7-16 1178 Plumas About 5 miles north-west of Little Grass Valley Reservoir. 1828 Comment
  SEINET11615953  Galium bolanderi A. A. Heller, P. B. Kennedy 1907-7-16 8872 Plumas Grade between Genessee valley and Summit Comment
  SBBG100030  Galium grayanum B. Ertter, G. Schoolcraft 1989-7-3 8641 Plumas ca. 0.5 mi below Red Rock lookout, ca. 8 airmi S of Susanville 2133 Comment
  SBBG18756  Galium grayanum C. B. Hardham 1961-6-16 7439 Plumas Diamond Peak [Diamond Mountain] 2255 Comment
  CHSC21574  Galium trifidum var. pacificum D. E. Brink Jr.; L. M. Mayer 1975-7-3 Plumas Found in the middle E portion of the section. Comment
  CHSC75537  Galium trifidum var. pacificum G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-23 3111 Plumas 0.25 mile west of the dam on Dixie Canyon-Round Valley Road. 1371 Comment
  CHSC113596  Galium triflorum Lowell Ahart 2014-8-26 19790 Plumas In the middle of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  HSC24664  Galium triflorum John Pratt 1970-6-25 44 Plumas 1707 Comment
  CAS-BOT-BC169862  Garrya fremontii John Thomas Howell 1967-6-23 42699 Plumas Butterfly Valley 1066 Comment
  CHSC34275  Garrya fremontii M. S. Taylor 1981-5-10 3663 Plumas N side of Genesee Valley Rd. ca. 4 mi w of Genesee. 1097 Comment
  CHSC67438  Garrya fremontii James D. Jokerst; R. A. Schlising, L. Ahart 1985-8-12 2557 Plumas Red Mtn. Rd. 1.1 mi above junction with Rich Gulch Rd., N of Hwy 70. 1584 Comment
  UC54498  Garrya fremontii H. M. Hall and E. B. Babcock Jul 1903 4439 Plumas Indian Creek; Sierra Nevada Mountains 1097 Comment
  UCD40411  Garrya fremontii Rodney Gale Myatt 1971-6-13 752 Plumas 1 mile below Layman Road, north of Ouincy, and on the north side of Hwy 70. 1036 Comment
  SDSU8778  Gayophytum diffusum subsp. parviflorum R. M. Beauchamp 1965-7-17 Plumas Growing in area beside Feather River 1/2 mile north of Chester, Calif. Comment
  CHSC92174  Gayophytum heterozygum Lowell Ahart; John Dittes 2005-9-20 12448 Plumas On the south side of Forest Road 27N34, about 1 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 2049 Comment
  CHSC115164  Gayophytum humile Lowell Ahart 2015-6-7 20222 Plumas On the west side 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
  UC121203  Gayophytum humile Mrs. R. M. Austin 1882-8-20 Plumas Dutch Hill Comment
  RSA8005  Geum macrophyllum H. A. Barker 1927-7-3 767 Plumas Feather River near Blairsden. 1372 Comment
  CHSC100873  Geum triflorum L. P. Janeway; B. Castro 2008-6-8 9394 Plumas Northern High Sierra Nevada. Lower end of Lower Thompson Valley, about 1.4 km north of Red Clover Creek and about 75 m southwest of the Thompson Valley Creek. 1666 Comment
  SEINET10837208  Gilia leptalea subsp. leptalea Mary Susan Taylor 1981-8-28 Taylor 4248 Plumas California: T21N R13E se1/4 sec 5. Sierra City NE quad. Along Sulphur Creek, ca. 1/4 mi S of Hwy 89, ca. 3 mi SE of Clio. Plumas County. 4700 ft. 1432 Comment
  UCR88008  Gilia leptalea subsp. leptalea J. T. Howell 1973-7-10 49729 Plumas Near Greenville 1768 Comment
  CHSC41267  Gilia modocensis J. D. Jokerst 1984-5-13 2004 Plumas East end of Genesee Valley, Canyon of Indian Cr., N of creek and S of Indian Cr. Rd. 1249 Comment
  UC1075820  Gilia sinuata Verne Grant 1955-6-8 9666 Plumas ca 2 mi n Doyle; n of Doyle 1310 Comment
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May 2 2012
  CAS-BOT-BC283874  Glyceria borealis Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1398 Plumas Butterfly Botanical Area and Vicinity. Pond reservoir near dam 1097 Comment
  CAS-BOT-BC282697  Glyceria elata Alice Eastwood 1927-6-18 14706 Plumas Near Greenville Comment
  CAS-BOT-BC282703  Glyceria elata John Thomas Howell; Walter Knight; Irja Knight 1966-7-28 1501 Plumas Along road at Fern Glen, Butterfly Botanical Area and Vicinity 1097 Comment
  UCD66838  Glyceria elata John Thomas Howell 1926-7-30 2153 Plumas Near Prattville. 1463 Comment
  SEINET10966590  Glyceria elata Patricia L. Kenney 1973-6-5 Kenney 430 Plumas Along a stream along HWY 70. 6 mi S of jct of HWYs 89 & 70. Comment
  SEINET11841724  Gnaphalium microcephalum W. Knight, Knight, I. 1983-1 4900 Plumas North Fork of Feather River at confluence of Warner Creek, along road between Chester & Drakesbad Comment
  CAS-BOT-BC307379  Gnaphalium palustre John Thomas Howell 1961-9-22 36797 Plumas Wolf Creek, Greenville, Sierra Nevada 1088 Comment
  CAS-BOT-BC307389  Gnaphalium palustre Greg Sommers 1976-7-12 168 Plumas Sierra Valley osuth of Marble Lane, Sierra Nevada 1487 Comment
  CDA17259  Gnaphalium palustre G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16286 Plumas Sierra Nevada; Butterfly Valley Botanical Area. Plumas National Forest. 1158 Comment
  CHSC20803  Gnaphalium palustre K. R. Stern 1975-7-23 5840 Plumas NW shore of Lake Almanor. 1371 Comment
  JEPS102799  Gnaphalium palustre Lowell Ahart 2001-8-29 9246 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  UCD132414  Gnaphalium palustre John Thomas Howell 1960-7-18 35540 Plumas Lassen Volcanic National Park, Drakesbad. 1676 Comment
  SEINET10474670  Gnaphalium palustre Mary Susan Taylor 1980-9-27 Taylor 3350 Plumas T23N R7E each central border sec 7, Bucks Lake quad. In mud along Grizzly Creek, S side of Bucks Lake-Spanish Ranch Rd, ca. 0.4 mi E of Frenchman Hill, ca. 20 mi SW of Quincy. With W. Dakan & T. Griggs. 1524 Comment
  POM308820  Gnaphalium thermale Roxana S. Ferris, Laura Lorraine 1941-8-8 10412 Plumas Canyon of north fork of Feather River near Storrie. Comment
  CHSC92170  Gratiola ebracteata Lowell Ahart; John Dittes 2005-9-19 12392 Plumas Below the high water line of Taylor Lake, on the northeast side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake. 2076 Comment
  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
  RSA101462  Hackelia micrantha R. Weatherby 1955-7-2 1576 Plumas Creek below Bear Ridge, near Taylor Lake. 2073 Comment
  CDA14730  Hackelia nervosa G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3258 Plumas Mount Hough-Crystal Lake Road, 1.4 miles below (southeast of) Mt. Hough summit. 1950 Comment
  SEINET11841727  Haplopappus bloomeri W. Knight, Knight, I. 1983-1 4912 Plumas 2 mi out of Chester on road to Drakesbad Comment
  CAS-BOT-BC508339  Hastingsia alba A. A. Heller; P. B. Kennedy 1907-7-12 8821 Plumas Grade between Greenville and Prattville Comment
  RSA609432  Hastingsia alba Louis C. Wheeler 1958-7-28 7338 Plumas Sierra Nevada: South Fork Rock Creek, ca. 1/2 mile E of Bottle Springs, near Quincy 1584 Comment
  CHSC79681  Hazardia whitneyi var. whitneyi G. F. Hrusa; T. D. Wilfred 1996-8-1 13416 Plumas Northern California, Sierra Nevada. ~ 1/4 mi. S of intersection of USFS 24N42 and 24N66, approx. 1 mi. S of Brady's Camp, Plumas National Forest. [Original lat./long. on label is '39 55 N; 120 44 W']. 1700 Comment
  CAS-BOT-BC306692  Helenium bigelovii Anna Head 1921-8-3 s.n. Plumas Near Gold Lake Camp, Feather River Region Comment
  CHSC45005  Helenium bigelovii Lowell Ahart 1979-8-16 2014 Plumas In a bog, about 100 yards east of Ohio Ravine, east of the dirt road, about 2 1/4 air miles south of Grizzly Mountain. 1767 Comment
  JEPS112823  Helenium bigelovii Dean W. Taylor 1974-10-1 5055 Plumas Comment
  SEINET11196744 Image available Helenium bigelovii H. Mozingo 1960-7-12 19499 Plumas Butterfly Valley Comment
  SJSU4633  Helianthella californica var. nevadensis C. W. Sharsmith 1969-6-15 7595 Plumas Smith L, head of Smith Cr c. 5 mi SW of Blairsden 1859 Comment
  UC1597441  Hemizonella minima Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  RSA38010  Hesperochiron californicus P. A. Munz 1947-5-16 11827 Plumas 8 miles north of Chilcoot. 1524 Comment
  UC726884  Hesperochiron californicus A. A. Heller 1942-5-8 16465 Plumas meadow w. Plumas 1524 Comment
  CDA15373  Hesperolinon micranthum G. F. Hrusa 1997-6-26 13889 Plumas Sierra Nevada; Approx. 1/4 mi. N from USFS 23N22D terminus. Comment
  CHSC75511  Hesperolinon micranthum G. F. Hrusa 1997-6-26 13889 Plumas Sierra Nevada. Approx. 1/4 mi. N from USFS 23N22D terminus. 1400 Comment
  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
  JEPS124037  Heterocodon rariflorum Lowell Ahart 2015-7-4 20282 Plumas About 1/2 mile west of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  JEPS113321  Heterotheca oregona var. compacta L. P. Janeway 2006-10-1 8897 Plumas Northern High Sierra Nevada. Along Hwy 70 0.5 road km south of Roack Creek Reservoir dam, and above North Fork Feather River. Comment
  RSA718507  Heterotheca oregona var. compacta L. P. Janeway 2006-10-1 8897 Plumas Northern High Sierra Nevada. Along Hwy 70 0.5 road km S of Rock Creek Reservoir dam, and above North Fork Feather River. 671 Comment
  CAS-BOT-BC310920  Heterotheca villosa Lewis S. Rose 1955-7-19 55150 Plumas Vinton 1505 Comment
  SEINET10475338  Heterotheca villosa var. hispida Mary Susan Taylor 1981-7-13 Taylor 4005 Plumas T23N R14E nw/sw sec 26 and ne/se sec 27, Portola quad; Ramelli Ranch, E side, S of Feather River, ca. 2 mi ESE of Beckwourth. 4800 ft elev. Sagebrush Scrub in dry sandy soil. 1463 Comment
  CAS-BOT-BC312288  Heterotheca villosa var. minor M. S. Taylor; H. Swanson 1982-8-11 4970 Plumas Along n side of Jamison creek Road (507) on cliffs, ca. 1 mi. w of Plumas-Eureka State Park, ca. 3 mi. sw of Johnsville 1798 Comment
  CHSC84523  Heterotheca villosa var. minor John Dittes; Lowell Ahart 2003-8-8 2003 -80 Plumas Northern High Sierra Nevada; northwest edge of Sierra Valley, ca. 3.9 air-miles east of Portola, ca. 0.7 air-mile southwest of Beckwourth, ca. 0.1 air-mile south of Middle Fork Feather River. 1488 Comment
  CAS-BOT-BC312287  Heterotheca villosa var. minor Albert Gould 1928-7-20 354 Plumas Head of Jameson Creek 1828 Comment
  CAS-BOT-BC425153  Heuchera rubescens Rimo Bacigalupi 1927-7-2 1687 Plumas about 1/4 mile below outlet of Long Lake along Grey Eagle Creek 1828 Comment
  CDA5020  Hibiscus trionum J. Budaj 1965-8-17 Plumas Just east of Quincy. 0 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-BC319604  Hieracium albiflorum C. R. Quick 1942-7-31 42 -48 Plumas Near Quincy Comment
  CAS-BOT-BC319610  Hieracium albiflorum Anna Head 1920-7-29 s.n. Plumas Lake Center Camp, Feather River Region 1920 Comment
  CAS-BOT-BC319616  Hieracium albiflorum Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1590 Plumas Fern Glen, Butterfly Botanical Area and vicinity 1097 Comment
  CAS-BOT-BC318527  Hieracium greenei L. N. Lorenzen No date on label. 8 Plumas Tamarac Springs, Shasta Forest 1676 Comment
  CHSC46677  Hippuris vulgaris Vernon H. Oswald 1988-8-5 3627 Plumas Yellow Creek Campground in Humbug Valley, ca. 13 mi (air) s of Chester. Locally abundant in shallow water and marshy places along the edge of Yellow Creek. 1316 Comment
  CHSC65341  Hippuris vulgaris Lowell Ahart 1995-10-1 7647 Plumas On the bottom of the drying pond, (reservoir washed out), Onion Valley, east of Quincy La Porte Road, about 1 mile north-west of Pilot Peak. 1828 Comment
  CHSC69512  Hirschfeldia incana Lowell Ahart 1997-9-11 7904 Plumas On the east edge of Caribou Road, on the west side of the North Fork of the Feather River, about 1/2 mile south of Mosquito Creek, about 4 1/2 miles (air) northeast of Belden. 792 Comment
  CDA13970  Holcus lanatus G. F. Hrusa 1996-8-2 13433 Plumas Sierra Nevada; Steep rocky slopes at SW base of ridge between Argentine & Taylor Rocks, n 1 mi. NW of Argentine Rock. Sunny, wet, springline; trib. of Squirrel Creek. Perennial in formerly disturbed area adjacent to old logging road. Comment
  CHSC75954  Holcus lanatus G. F. Hrusa 1996-8-2 13433 Plumas Sierra Nevada. Slopes at SW base of ridge between Argentine and Taylor Rocks, 1 mi. NW of Argentine Rock. Trib. of Squirrel Creek. In area adjacent to old logging road. [Original lat./long. on label is '39 58 N; 120 47 W']. 1900 Comment
  CAS-BOT-BC150017  Holodiscus discolor var. discolor John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-10 2179 Plumas Mouth of Butterfly Creek 883 Comment
  CAS-BOT-BC150018  Holodiscus discolor var. discolor John Thomas Howell 1951-6-27 s.n. Plumas Jamison Creek 1828 Comment
  SD8402  Holodiscus discolor var. microphyllus Daniel Cleveland 1882-7-26 Plumas Big Meadows Comment
  JEPS113439  Holodiscus microphyllus var. microphyllus Lowell Ahart, John Dittes 2007-8-9 14455 Plumas On the east side of a ridge, about 200 yards south of the intersection, about 1 mile south of Mount Ingalls, about 5 miles (air) northwest of the north end of Lake Davis 2416 Comment
  CAS-BOT-BC284647  Hordeum brachyantherum subsp. brachyantherum Mary S. Clemens 1920-6-22 s.n. Plumas Quincy Comment
  CAS-BOT-BC284648  Hordeum brachyantherum subsp. brachyantherum John Thomas Howell 1951-6-27 27571 Plumas Johnsville 1584 Comment
  CAS-BOT-BC284653  Hordeum brachyantherum subsp. brachyantherum Lewis S. Rose 1968-6-10 68084 Plumas Quincy 1036 Comment
  CDA13421  Hordeum brachyantherum subsp. brachyantherum G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13269 Plumas Sierra Nevada; Occasional in open, moist to dryish sites adjacent to Bull Run Creek off USFS 23N12E. Perennial, bunching. Forest here dominated by Pinus jeffreyi, Abies concolor, Calocedrus. Riparian scrub with Alnus incana ssp. tenuifolia. Comment
  CHSC55642  Hordeum brachyantherum subsp. brachyantherum K. R. Stern 1985-6-25 8303 Plumas Vicinity of Blairsden. 1402 Comment
  JEPS113678  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-BC289440  Hordeum murinum subsp. leporinum John Thomas Howell 1967-6-23 42692 Plumas Butterfly Valley, Sierra Nevada 1066 Comment
  CAS-BOT-BC143350  Horkelia fusca Clare B. Hardham 1978-8-11 21795 Plumas SE. of Thompson Peak Comment
  RSA755680  Horkelia fusca subsp. parviflora L. Ahart, John Dittes, Josephine Guardino 2009-7-22 16145 Plumas Forest Service Road 27N92K, east side of Long Valley, about 3.5 air miles west-southwest of Greenville, about 5.2 air mile southeast of Lake Almanor Dam. 1607 Comment
  RSA0091207  Horkelia fusca subsp. tenella Bonnie C. Templeton 1968-1 11279 Plumas [No location data on label. Possibly Trinity County.] Comment
  JEPS108716  Horkelia tridentata subsp. tridentata Lowell Ahart 2006-7-3 12909 Plumas On Lumpkin Ridge, about 4 miles (air) northeast pf Camp 18, near the southwest edge of a dry open basalt flat 1527 Comment
  CAS-BOT-BC538237  Horkelia tridentata var. flavescens Alice Eastwood 1927-6-15 14605 Plumas United States Forest Reserve, Long Valley trail Comment
  CAS-BOT-BC538238  Horkelia tridentata var. flavescens Elmer I. Applegate 1934-5-3 8899 Plumas Near and south of Mohawk Comment
  CHSC36350  Hosackia crassifolia M. S. Taylor 1982-6-14 4666 Plumas N side of Genesee Valley Rd (112), ca. 2 mi w of Genesee. Comment
  SBBG30551  Hosackia oblongifolia var. oblongifolia D. Myrick 1968-6-18 1934 Plumas Butterfly Valley, 4 mi NW of Quincy 1036 Comment
  UC335436  Hydrophyllum occidentale unknown 1889-1 Plumas Mohawk Valley 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
  NY547116  Hypericum anagalloides Mrs. Ames 1876-1 s.n. Plumas Comment
  POM285804  Hypericum androsaemum Lyman Benson 1932-7-29 4003 Plumas Buck Lake, Sierra Nevada Mountains. Feather River Drainage Area. 2134 Comment
  CHSC91903  Hypericum formosum var. scouleri Lowell Ahart; Josephine Guardino 2005-8-10 12313 Plumas Small meadow, along a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1821 Comment
  CAS-BOT-BC88620  Idahoa scapigera Mrs. Ellwood Cooper s.n. Plumas Sierra Valley. Comment
  HSC22956  Ipomopsis aggregata John Pratt 1970-7-10 73 Plumas 1524 Comment
  SEINET10496758  Ipomopsis aggregata Lowell Ahart, Peter Ahart 1983-8-17 Ahart 4334 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. Red Fir Forest; 2000 m. 2000 Comment
  CAS-BOT-BC135725  Iris hartwegii John Thomas Howell 1954-5-14 29562 Plumas Transition zone forest just north of Greenville - Sierra Nevada 1112 Comment
  CAS-BOT-BC135733  Iris hartwegii Mrs. H. C. Cantelow 1949-6-10 2 Plumas About 5 miles n. w. of Quincy Comment
  CAS-BOT-BC61863  Isoetes nuttallii John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1967-7-12 2145 Plumas Pond reservoir 1097 Comment
  CAS-BOT-BC137407  Ivesia aperta Ethel Crum 1937-8-5 1937 Plumas Newman Point, Sierra Valley 1524 Comment
  CAS-BOT-BC137408  Ivesia aperta John Thomas Howell 1975-7-22 51379 Plumas Sierra Valley near Beckwourth 1493 Comment
  UCD113581  Ivesia baileyi var. baileyi Dean Wm. Taylor; Glenn Clifton 1990-6-25 11172 Plumas Little Last Change Creek, downstream ca. 0.6 mile from Frenchman Flat Reservoir. Comment
  CAS-BOT-BC142391  Ivesia sericoleuca L. P. Janeway; Garrett Gibson 1991-7-1 4064 Plumas North side Middle Fork Feather River, south side of Hwy 70; at Delleker, ca 1 mi west of Portola. Plumas National Forest, Beckwourth Ranger District 1472 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
  CAS-BOT-BC109969  Juncus C. Etienne 1969-7-26 296 Plumas Along quiet pond off Middle Fork of Feather River Highway 89 near Graeagle next to Feather River Park Resort entrance. 1280 Comment
  JEPS110541  Juncus acuminatus Lowell Ahart 2006-10-23 13488 Plumas On the west side of Slate Creek (there is a large gravel flat caused by the dam), about 30 yards south of where the road ends, about 20 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast o 1281 Comment
  UC1028647  Juncus bufonius Robert J. Weatherby 1950-7-28 1489 Plumas n edge Taylorsville 1097 Comment
  RSA718513  Juncus bufonius var. bufonius L. Ahart 2006-10-23 13489 Plumas On the west side of Slate Creek (there is a large gravel flat caused by the dam), About 30 yards south of where the road ends, About 20 yards north of the dam across Slate Creek., About 1/8 mile northeast of Scales Road, About 5 1/2 miles (air) northeast of Strawberry Valley. 1282 Comment
  CHSC100338  Juncus covillei Lowell Ahart 2008-7-9 15059 Plumas Wet meadow area with a small stream, just northwest of the culvert, on the northwest side 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. 1645 Comment
  CHSC47545  Juncus covillei Lowell Ahart 1977-8-8 1544 Plumas Small meadow, east of the pond, Onion Valley, about 1 mile north-west of Pilot Peak, about 15 miles north of La Porte. 1828 Comment
  SEINET10472436  Juncus covillei Lowell Ahart 1985-7-11 Ahart 5123 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
  CHSC91917  Juncus dubius Lowell Ahart; Josephine Guardino 2005-8-10 12311 Plumas Small meadow, along a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1821 Comment
  CHSC102674  Juncus ensifolius Lowell Ahart; John Dittes 2009-9-7 16400 Plumas On damp bare soil, below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam. 1591 Comment
  CHSC52750  Juncus ensifolius L. P. Janeway 1990-8-29 3844 Plumas Plumas National Forest. Ca 0.1 mi W of Paradise Cr ca 3/4 mi S of Little Grizzly Cr. Between marshy area and dirt road. 1905 Comment
  CHSC97290  Juncus ensifolius Lowell Ahart; John Dittes, Josephine Guardino 2007-8-10 14471 Plumas About 100 yards south of Beckwourth Gensee Road, there is a small quarry east of a poor road, the meadow and stream, about 2 miles (air) north of the north end of Lake Davis. 1761 Comment
  UC485754  Juncus ensifolius H. F. Copeland 1932-8-24 Plumas Drakesbad 1828 Comment
  CHSC39590  Juncus hemiendytus Lowell Ahart 1983-7-20 4195 Plumas Found in a small mountain meadow, about 1/4 mile east of the Feather Fork Mine, about 5 1/2 miles north of La Porte. 1800 Comment
  CHSC100461  Juncus howellii Lowell Ahart 2008-9-10 15390 Plumas On the north side of Kenzie Ravine, on the east side of the road, about 1/2 mile east of Little Grass Valley Reservoir, about 4 miles (air) northeast of La Porte. Near center of section 27. 1598 Comment
  HSC14061  Juncus howellii L. S. Rose 1966-7-27 66068 Plumas Butterfly Valley, 3 miles W of Keddie 1067 Comment
  JEPS114821  Juncus laccatus Lowell Ahart 2008-8-14 15217 Plumas Scattered along drainages in the meadow, south of the road to Tamarack Flat, about 3/4 mile west of Lumpkin ridge road, about 5 miles (air) northwest of La Porte 1725 Comment
  RSA755323  Juncus laccatus L. Ahart, John Dittes 2009-7-13 16035 Plumas On the side of Forest Service Road 27N98, headwater of Clear Creek, about 2.0 air miles north of Butt Valley Reservoir Dam, about 3 air miles southwest of Lake Almanor Reservoir dam. 1477 Comment
  CAS-BOT-BC227796  Juncus macrandrus Lowell Ahart 2008-9-10 15391 Plumas About 100 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 4 1/2 miles (air) north of La Porte 1597 Comment
  CDA20251  Juncus mertensianus G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-22 3061 Plumas Sierra Nevada; 10.6 mi ne of La Porte on La Porte-Quincy Rd; 8.3 mi ne of junction, Little Grass Valley Reservoir Rd, headwaters of South Fork Feather River. 1889 Comment
  CHSC43005  Juncus nevadensis L. P. Janeway; B. Castro 1987-7-17 2486 Plumas Unnamed western fork of Mohawk Cr; vicinity of Clio. Ca 2 mi south (via rd) of the rd to Lakes Basin. Mdw. 1584 Comment
  CHSC100450  Juncus nevadensis var. nevadensis Lowell Ahart 2008-9-10 15373 Plumas South edge of Onion Valley, about 3/4 mile northwest of Pilot Peak, about 1/2 mile east of the Quincy La Porte Road, about 9 1/2 miles (air) northeast of La Porte. 1916 Comment
  CHSC94205  Juncus occidentalis Lowell Ahart 2006-7-9 12924 Plumas 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
  JEPS107935  Juncus occidentalis Lowell Ahart, John Dittes 2005-9-19 12399 Plumas Along the sides of a good dirt road, about 1 1/4 miles east of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake 1989 Comment
  JEPS107942  Juncus occidentalis Lowell Ahart, Josephine Guardino 2005-8-10 12309 Plumas Along a poor logging road, northeast of a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake 1821 Comment
  RSA201299  Juncus occidentalis J. T. Howell 1960-7-20 35753 Plumas Boilings Springs Lake; Lassen Volcanic National Park 1799 Comment
  CDA34083  Juncus orthophyllus L. Ahart, J Guardino 2005-8-9 12265 Plumas 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. Comment
  CDA43016  Juncus orthophyllus L. Ahart 2008-8-13 15162 Plumas East of La Porte Road, on the east bank of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. Comment
  JEPS95708  Juncus orthophyllus Lowell Ahart 1995-9-13 7629 Plumas on the north side of Onion Valley; east of Quincy La Porte Road; about 1 mile north-west of Pilot Peak 1828 Comment
  CHSC41444  Juncus parryi Lowell Ahart 1986-7-8 5358 Plumas Around a small seep, near an open bare serpentine area, about 1 mile northwest of Pilot Peak, about 14 miles northeast of La Porte. 1950 Comment
  SEINET3150963  Juncus phaeocephalus var. paniculatus E. K. Balls 1950-9-15 15841 Plumas N Fork Feather River, 6 miles NW of Chester 1402 Comment
  CHSC52754  Juncus tenuis Linnea Hanson 1990-6-15 Plumas Plumas National Forest. Along Greenhorn Cr; ca. 1.5 mi on Chandler Rd from the jct with Hwy 70 1.5 mi E of Quincy. 1043 Comment
  CHSC97338  Juncus tenuis L. P. Janeway 2007-7-23 9124 Plumas Northern High Sierra Nevada. Plumas National Forest; along north side of Cascade Creek 70 m southwest of the Road 22N94 bridge. 1164 Comment
  JEPS114812  Juncus tenuis Lowell Ahart 2008-8-13 15163 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
  JEPS115880  Juncus tenuis Lowell Ahart, John Dittes 2009-7-13 16034 Plumas On dry to damp 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
  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
  RSA0115085  Juniperus communis Tim Hanson 2013-6-20 1 Plumas Northern High Sierra Nevada. On the south side of Coldwater Creek 0.8 km upstream from its confluence with the Little North Fork of the MIddle Fork of the Feather River. 1421 Comment
  CHSC117005  Juniperus grandis Lowell Ahart 2016-6-4 21062 Plumas Top and southeast part of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. 1857 Comment
  SEINET10958674  Juniperus occidentalis H. E. Brown 1897-8-1 Brown 503 Plumas Collected near Lassen Buttes. 1800 Comment
  CHSC22341  Keckiella breviflora var. glabrisepala Robert A. Schlising 1964-6-12 2727 Plumas 9.5 mi south of Injun Jim Camp (near Tobin) along Alt. Hwy 40 and Feather River. Comment
  JEPS59928  Keckiella breviflora var. glabrisepala Lewis S. Rose 1968-6-12 68110 Plumas 4 mi w Belden; Feather River Canyon 609 Comment
  POM181611  Keckiella lemmonii Unspecified 1874-09 s.n. Plumas Quincy. Comment
  RSA293271  Keckiella lemmonii D. C. Michener 1980-8-5 3787 Plumas Northern Sierra Nevada. Ca 0.5 mile north of Tobin on CA 70. 625 Comment
  RSA88394  Keckiella lemmonii J. T. Howell 1951-8-19 28174 Plumas Near Paxton. 915 Comment
  CHSC91939  Kelloggia galioides Lowell Ahart; Josephine Guardino 2005-8-9 12276 Plumas Sides of a deep depression (mining?) in a small drainage that runs into Fant Creek, west of the meadow, about 250 yards southwest of Fant Creek and the corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1597 Comment
  HSC95413  Kelloggia galioides L. Ahart 2003-9-7 10560 Plumas E side of the dirt road, 50 yds. SE of the Pacific Crest Trail, on Bunker Hill Ridge, 1 (air) mi. SE of Pilot Peak, 9 (air) mi. NE of La Porte 2039 Comment
  JEPS115162  Kelloggia galioides Lowell Ahart, John Dittes 2009-7-15 16083 Plumas On dry rocky soil, near a small wash, on the south 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
  LA208505  Kelloggia galioides E. D. Merrill; 1929-7-13 Plumas Sierra Nevada, Silver Lake 1828 Comment
  RSA755684  Kelloggia galioides L. Ahart, John Dittes 2009-7-15 16083 Plumas Along a small wash on the south side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 air miles southeast of Butt Valley Reservoir Dam. 1703 Comment
  SBBG119898  Kelloggia galioides L. Ahart 2003-9-7 10560 Plumas ca. 50 yards SE of the Pacific Crest Trail on Bunker Hill Ridge, ca. 1 mi (air) SE of Pilot Peak, ca. 9 mi (air) NE of La Porte Comment
  UCR123523  Kelloggia galioides George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 Plumas Sierra Nevada Mountains, Calif. Hwy 36, 4.3 mi SW of its junction with Calif. Hwy 89, vicinity of Lake Almanor 1463 Comment
  CHSC102657  Kyhosia bolanderi Lowell Ahart; John Dittes 2009-8-28 16352 Plumas On damp to wet soil, seep, on the north side of Forest Service Road 27N98, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam. 1476 Comment
  JEPS115876  Kyhosia bolanderi Lowell Ahart, John Dittes 2009-8-28 16352 Plumas On damp to wet soil, seep, on the north side of Forest Service Road 27N98, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam 1476 Comment
  SEINET10839262  Lactuca saligna Mary Susan Taylor 1982-9-7 Taylor 5097 Plumas T23N R14E s/ne sec 28. Portola quad. Ramelli Ranch, s side of Feather River, ca. 2 mi w of Beckwourth. 4880 ft. Dry sandy soil; open Riparian. 1487 Comment
  CHSC113861  Lactuca serriola Lowell Ahart 2014-9-9 19861 Plumas On the north side of the gravel road, on the west side of Sly Creek Reservoir, about 9 miles (air) southwest of La Porte. 1126 Comment
  CHSC62429  Lactuca serriola L. P. Janeway 1993-9-1 4577 Plumas Plumas National Forest. Soda Creek 0.1 mi northwest of Hwy 70 and the East Branch North Fork Feather River. Dirt road cutbank and road edge. 914 Comment
  CAS-BOT-BC341568  Lagophylla ramosissima John Thomas Howell 1962-6-17 37677 Plumas Butterfly Valley 1036 Comment
  CAS-BOT-BC341570  Lagophylla ramosissima John Thomas Howell 1955-7-19 30745 Plumas Beckwourth 1493 Comment
  RSA233729  Lagophylla ramosissima R. F. Thorne, C. W. Tilforth 1969-9-6 39229 Plumas S of Feather River, 1 mile SW of Beckwourth. 1357 Comment
  SEINET3403272  Lagophylla ramosissima R. W. Spellenberg, N. Zucker 2011-7-27 14310 Plumas North edge of Quincy 3 blocks from downtown on CA Hwy. 70/89. 1044 Comment
  CAS-BOT-BC341576  Lagophylla ramosissima David D. Keck 1932-7-3 1618 Plumas North of Spanish Creek. Quincy, in the Northern Sierra Nevada 1065 Comment
  CAS-BOT-BC337875  Lapsana communis John Thomas Howell 1974-9-19 50887 Plumas Quincy 1036 Comment
  CHSC91307  Lasthenia glabrata subsp. glabrata Lowell Ahart; John Dittes 2005-6-1 11843 Plumas On the bottom and sides of deep drain ditches, on both sides of Highway 70, east of the Plumas County Airport, about 3 miles east of Beckwourth. 1412 Comment
  UC85250  Lathyrus brownii Mrs. R. M. Austin Jul 1876 29 Plumas near Quincy Comment
  CHSC105598  Lathyrus latifolius L. P. Janeway 2010-8-4 10135 Plumas Northern High Sierra Nevada. Plumas National Forest; along Soda Creek 0.7 km northwest of Hwy 70 and East Fork North Fork Feather River. 944 Comment
  UC1552744  Layia glandulosa Frederica Bowcutt 1985-6-6 552 Plumas about 15 air mi ne of Quincy, i mi of Drum Bridge; Beckwourth Genesee Road Comment
  CAS-BOT-BC527250  Lemna John Thomas Howell 1977-8-11 52689 Plumas Canyon of Little Last Chance Creek between Chilcoot and Frenchmans Reservoir, Sierra Nevada 1706 Comment
  CHSC46713  Lemna trisulca V. Oswald; W. Dempsey 1989-8-24 3970 Plumas Big Springs in Humbug Valley, ca. 13 mi (air) s of Chester. 1316 Comment
  POM312465  Lemna trisulca H. L. Mason 1955-7-30 14638 Plumas Near Chester Comment
  POM312467  Lemna trisulca Malcolm A. Nobs, S. Galen Smith 1949-8-19 1420 Plumas Marshy area about 2 miles S of Greenville, Indian Valley. Comment
  CAS-BOT-BC88839  Lepidium campestre John Thomas Howell 1976-7-16 51901 Plumas Sierra Nevada. Spanish Creek at mouth of Wapaunsie Creek. 1097 Comment
  CAS-BOT-BC60094  Lepidium virginicum var. menziesii Javier Penalosa 1962-6-19 2502 Plumas +-6.2 miles southeast of Quincy. 1097 Comment
  CHSC527  Lepidium virginicum var. pubescens V. Holt 1935-10-1 Plumas Walkermine. 1219 Comment
  CHSC81769  Lepidium virginicum var. pubescens Lowell Ahart 2001-10-16 9389 Plumas Along the south side of Dixie Creek Road, about 1/4 mile west of Highway 89, about 2 1/2 miles southwest of Crescent Mills. 1066 Comment
  POM147045  Leptosiphon harknessii Alice Eastwood 1927-06 14927 Plumas On road from Chilcott, United States Forest Reserve Comment
  SD7687  Leptosiphon nuttallii subsp. nuttallii Mrs. R. M. Austin 1881-1 Plumas Mt. Dyer Comment
  CAS-BOT-BC342089  Leucanthemum vulgare David D. Keck 1932-7-3 1622 Plumas Along the road (to Lake Almanor). Quincy, in the Northern Sierra Nevada 1065 Comment
  CAS-BOT-BC508372  Leucocrinum montanum Alice Eastwood 1918-5-25 6982 Plumas Portola Comment
  RSA88431  Leucophysalis nana J. T. Howell 1951-6-27 27615 Plumas Jamison Creek 1829 Comment
  SEINET10546607  Leucophysalis nana Mary Susan Taylor 1982-6-12 Taylor 4645 Plumas T28N R8E nw/se sec 4. Chester quad. Meadow on n side of Hwy 36, ca. 1 mi w of Plumas-Lassen county line, e of Chester. 5000 ft. 1524 Comment
  CAS-BOT-BC59603  Leucothoe davisiae Robert J. Weatherby 1950-8-11 1523 Plumas Mt. Elwell, Lakes Basin Area. 2225 Comment
  CHSC32046  Leucothoe davisiae L. Ahart 1974-10-1 653 Plumas N of Pilot Peak on w part of Buzzards Roost Ridge, 1 mi n of Onion Valley. 1981 Comment
  UC1075637  Leucothoe davisiae Robert J. Weatherby 1950-8-11 1523 Plumas Mount Elwell, Lakes Basin area Mount Elwell; , Lakes Basin area 2225 Comment
  JEPS7065  Lewisia cantelovii Rimo Bacigalupi with Richard Hauke and Georgie Bacigalupi 1954-7-15 4728 Plumas granite cliff above Feather River Highway 1 mi upstream Tobin 762 Comment
  SJSU15260  Lewisia cantelovii S. Woolhouse 2010-7-25 9 Plumas Caribou Road approximately 0.5 miles north of the intersection with Highway 70. Caribou Quad. T25NR7ES17. Comment
  SEINET10863157  Lewisia cantelovii Mary Susan Taylor 1981-7-26 Taylor 4117 Plumas T25N R7E nw 1/4 nw 1/4 sec 4. Almanor SW. Open serpentine cliff (with granite elements), n side of Caribou Rd. 3.5 mi NE of its jct with Hwy 70 near Beldon. 2700 ft. 823 Comment
  CAS-BOT-BC444173  Lewisia nevadensis Lowell Ahart 1983-8-17 4323 Plumas Near Onion Valley, near the Quincy La Porte Road, west of Pilot Pk., north-east of La Porte 2000 Comment
  CAS-BOT-BC444183  Lewisia nevadensis Margaret Williams 1966-7-11 s.n. Plumas Luther Ridge above Jamison Creek and Johnsville 2286 Comment
  CAS-BOT-BC444563  Lewisia triphylla John Thomas Howell 1960-7-22 35920 Plumas Lassen Volcanic National Park. Devil's Kitchen to Drakesbad 1828 Comment
  CAS-BOT-BC283803  Leymus cinereus Fred Sommers; Greg Sommers 1976-7-20 153 Plumas Sierra Valley Marsh, on S side of Marble Lane 1487 Comment
  UCD64237  Leymus cinereus John Thomas Howell 1959-9-24 34898 Plumas Crescent Mills. 1066 Comment
  CDA11933  Lilium kelleyanum G. F. Hrusa, J. Dinsdale 1989-6-27 7208 Plumas Sierra Nevada; NW end of Bucks Lake. Comment
  UC688884  Lilium kelleyanum Clarence R. Quick 1934-7-4 1341 Plumas w of Meadow Valley and Quincy (Headwaters of Clear Creek, on e shoulder of Spanish Peak); Plumas National Forest, Spanish Peak, Clear Creek Comment
Read comments
Dec 13 2006
  CHSC21664  Lilium pardalinum subsp. pardalinum D. Brink; L. Mayer 1975-7-11 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC60164  Lilium pardalinum subsp. pardalinum L. P. Janeway 1992-7-10 4260 Plumas Plumas National Forest. About 0.5 mi northeast of top of Grizzly Ridge, in upper Joseph Creek drainage. 2087 Comment
  JEPS102736  Linanthus harknessii Lowell Ahart 2001-7-17 8918 Plumas Meadows, on the west side of a poor logging road, east of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  UC172025  Linaria vulgaris Mrs. C. C. Hall 1912-7-29 Plumas Nelson Point Comment
  CHSC117658  Linnaea borealis var. longiflora Lowell Ahart 2016-8-30 21334 Plumas On the east side of Quartz Creek, about one mile northeast of Quartz Hill, about 7 miles (air) northeast if Feather Falls. 1070 Comment
  CHSC58536  Listera convallarioides Vernon H. Oswald; L. Ahart, L. Hanson, L. Janeway, J. Reynolds 1992-7-1 5044 a 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
  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
  CAS-BOT-BC36580  Lithocarpus densiflorus var. echinoides Anna Head 1920-6-5 s.n. Plumas Camp Rodgers, Feather River region 701 Comment
  CHSC47417  Lithocarpus densiflorus var. echinoides Lowell Ahart 1976-7-16 1177 Plumas About 5 miles north-west of Little Grass Valley Reservoir. 1828 Comment
  SEINET10483005  Lithophragma Mary Susan Taylor 1981-6-17 Taylor 3926 Plumas T25N R12E nw/ne sec 35. Grizzly Valley quad. Large Montane Meadow on N side of Coldwater Spring, ca. 1/4 mi E of its jct with 25N49, ca. 14 air mi N of Blairsden. 6800 ft elev. 2073 Comment
  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
  CHSC33818  Lithophragma glabrum M. S. Taylor; M. Foster 1981-6-1 3836 Plumas In wet meadow, s side of rd 24N61, ca. 1.5 air mi s of Little Summit Lake, ca. 10 mi nw of Portola. 2103 Comment
  CHSC72419  Lomatium foeniculaceum subsp. macdougalii L. P. Janeway 1998-6-24 5668 Plumas North side of Last Chance Creek just northeast of Jordan Flat, 600 ft north of Road 28N03 0.3 mi west of Road 101. 1792 Comment
  CDA17293  Lomatium nudicaule G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16321 Plumas Sierra Nevada; Willow Creek Rd. 1.6 mi. NW of Hwy 70 & 2.6 mi. W on 70 from town of Portola. 1554 Comment
  CHSC108466  Lonicera conjugialis Lowell Ahart 2011-9-17 17625 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
  JEPS13764  Lonicera conjugialis Mrs. Emanuel Esther C. Fritz 1933-7-4 Plumas Spanish Peak 609 Comment
  SD6573  Lonicera conjugialis Mrs. R. M. Austin 1879-1 Plumas 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
  UCD169925  Lotus corniculatus Lowell Ahart; John Dittes 2009-7-14 16077 Plumas On the eastside of Forest Service Road 26N22 and Forest Service Road 26N221, about 2.6 miles (air) southeast of Seneca, about 6 1/2 miles (air) south of lake Almanor Reservoir Dam. In the seed trade, known as Upright Bird's-foot Trefoil. 1607 Comment
  SEINET6655549  Lotus nevadensis Duane Isely, Isabelle Isely 1971-7-13 11398 Plumas Spring Garden.; 0 1216 Comment
  UCR3561  Lotus oblongifolius Wm. Horn Jr. 1963-6-19 630619- 3 Plumas Northern Sierra Nevada Mtns, Plumas National Forest. Meadow Valley, logged area 0.5 mi south of UC Forestry Camp 1341 Comment
  RSA186425  Lotus oblongifolius var. nevadensis D. D. Keck 1932-7-3 1710 Plumas Quincy Comment
  SEINET3696859 Image available Lotus purshianus A. A. Heller 1938-7-2 15243 Plumas Feather River Highway near Gray's Flat 869 Comment
  JEPS102827  Lotus purshianus var. purshianus Lowell Ahart 2001-8-29 9261 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  JEPS114366  Lotus purshianus var. purshianus Lowell Ahart 2008-9-10 15381 Plumas On the sides of Onion Valley Creek, in the northeast part of Onion Valley, about 3/4 mile northwest of Pilot Peak, about 1/2 mile east of the Quincy La Porte Road, about 9 1/2 miles (air) northeast of La Porte 1916 Comment
  JEPS115118  Lotus purshianus var. purshianus Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16235 Plumas On dry to damp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam 1591 Comment
  CHSC36864  Lupinus arbustus M. S. Taylor 1982-5-26 4534 Plumas N side of Fells Creek Rd (23N22), 4.0 mi w of Lee Summit, ca. 2 air mi sw of Sloat. 1341 Comment
  JEPS85919  Lupinus arbustus L. P. Janeway 1990-7-12 3794 B Plumas top of small peak along Eureka Ridge ca 0.8 mi s of the head Bear Creek (Beckwourth Ranger District); Plumas National Forest, Johnsville Quad., Bear Creek 2148 Comment
  UC384657  Lupinus arbustus E. D. Merrill 1929-7-13 Plumas Silver Lake 1828 Comment
  UC501351  Lupinus arbustus H. E. and S. T. Parks June, 1928 240 Plumas Drakesbad , Drakesbad (Lassen National Park) Comment
  UCR88090  Lupinus arbustus subsp. silvicola Walter Knight, J. T. Howell, I. Knight, G. H. True 1967-6-12 1941 Plumas Butterfly Botanical Area and Vicinity. Fern Glenn 1098 Comment
  CHSC52426  Lupinus argenteus var. argenteus L. P. Janeway 1990-10-10 3755 Plumas Plumas National Forest. Ca 100 ft west of Paradise Cr and ca 3/4 mi south of Little Grizzly Cr. 1889 Comment
  UCD106795  Lupinus argenteus var. argenteus E. W. Jameson 1949-5-6 s.n. Plumas Expt. Station in Quincy. 1097 Comment
  SEINET8080311  Lupinus argenteus var. heteranthus A. A. Heller, P. B. Kennedy 1907-7-2 8685 Plumas Between Vinton and Beckwith Comment
  CHSC60090  Lupinus argenteus var. meionanthus L. P. Janeway 1990-7-20 3808 Plumas Plumas National Forest. Along Lake Davis Rd 1.4 mi NW of Hwy 70 and Portola. 1524 Comment
  UC54416  Lupinus argenteus var. meionanthus H. M. Hall and E. B. Babcock July, 1903 4449 Plumas Canyon of Red Clover Creek; Sierra Nevada Mountains, Canyon of Red Clover Creek 1524 Comment
  SEINET8080989  Lupinus argenteus var. meionanthus A. A. Heller, P. B. Kennedy 1907-7-16 8864 Plumas Genessee Valley near Genessee Comment
  JEPS125669  Lupinus bicolor William Harnach 2013-5-10 1345 Plumas North side of the intersection of Highway 70 and Co. Rd. A-23, 1 mile West of Beckwourth, CA Comment
  SEINET10488593  Lupinus breweri Mary Susan Taylor 1982-4-23 Taylor 4720 Plumas T23n r10e se1/4sw1/4 sec 11. Blue nose mt quad. Corolla blue; prostrate Mat-forming. Flat ridge running n off 23n43y, at loop in road, 1.5 mi. W of Its jct with peoria creek rd (23n10), ca. 6 Air mi. Sw of sloat. With Triteleia montana, apocynum pumilum, penstemon. 1402 Comment
  CHSC106216  Lupinus breweri var. breweri Arthur C. Barrett 1915-7-13 25 Plumas Plumas National Forest. Lone Rock Valley. 1676 Comment
  CHSC110002  Lupinus breweri var. breweri B. Castro; L. P. Janeway 2006-6-4 1542 Plumas Northern High Sierra Nevada. Ca 0.3 mi E of Grizzly Valley Dam along Lake Davis Rd, ca0.2 mi W of its jcn with the Beckworth-Taylorsville Rd. 1787 Comment
  JEPS120465  Lupinus breweri var. breweri B. Castro, L. P. Janeway 2006-6-4 1542 Plumas Northern High Sierra Nevada. Ca 0.3 mi E of Grizzly Valley Dam along Lake Davis Rd, ca 0.2 mi W of its jcn with the Beckworth-Taylorsville Rd. Comment
  SEINET10452631  Lupinus caudatus Mary Susan Taylor 1982-6-10 Taylor 4620 Plumas T23N R15E nw/sw sec 7. Reconnaissance Peak quad. SW of 23N72, ca. l mi w of Table Rock, ca. 3 air mi ne of Beckwourth. 5100 ft. 1554 Comment
  RSA60030  Lupinus confertus E. K. Balls 1950-9-1 15580 Plumas Mohawk Ranger Station, off Hwy 24 and 98 to Reno. 1372 Comment
  SEINET3145131  Lupinus confertus E. K. Balls 1950-9-1 15580 Plumas Mohawk Ranger Station, off Hwy 24 & 98 to Reno, NV 1372 Comment
  CAS-BOT-BC215357  Lupinus dalesiae M. S. Taylor 1982-6-16 4684 Plumas Roadcut, N side of 24N13, ca. 0.1 mile E of its jct with Willow Creek Road 23N90, ca. 4 air miles SE of Quincy 1584 Comment
  CAS-BOT-BC215358  Lupinus dalesiae M. S. Taylor 1982-5-27 4557 Plumas S side of Bucks Lake, Spanish Creek Road, 2.6 miles SW of its jct with Highway 70 in Quincy 1097 Comment
  CAS-BOT-BC215403  Lupinus dalesiae Charles Piper Smith 1947-5-22 47338 Plumas In town, Meadow Valley 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
  CHSC87646  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
  JEPS109610  Lupinus dalesiae Dean Wm. Taylor, Tom Engstrom 2002-6-19 18162 Plumas minor drainage just south of Greenhorn Creek, ca. 1 air mile East of the Williams Loop and Highway 70, ca. 400 feet due south of the marked quarter-corner 1249 Comment
  UC640271  Lupinus dalesiae H. and M. Dearing 1939-5-9 3222 Plumas near Quincy; near Quincy 609 Comment
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Mar 27 2007
  SEINET10452039  Lupinus dalesiae Mary Susan Taylor 1982-7-21 Taylor 4900 Plumas T23N R10E nw/se sec 29. Onion Valley quad. W side of the Hogback, Hottentot Creek drainage, along & downslope of Quincy-LaPorte Rd, 2.3 mi ne of its jct with Cleghorn Bar Rd, 10 mi ne LaPorte. Comment
  SEINET10452062  Lupinus dalesiae Mary Susan Taylor 1982-6-16 Taylor 4683 Plumas T23N R10E ne/nw sec 5. Quincy quad. Open bare rdcut, 1/4 mi n of jct of 23N90 & 24N14, ca. 1/2 mi n of Willow Creek, ca. 4 air mi se of Quincy. 5099 ft. 1554 Comment
  SEINET10485185  Lupinus dalesiae L. Hanson 1983-6-7 Hanson 196 Plumas On dirt rd e of hassack off of hwy 70, s of quincy. Found in mixed conifer Forest with castilleja spp., Lotus spp, and phlox spp. Comment
  SEINET10906998  Lupinus dalesiae Mary Susan Taylor 1982-6-2 Taylor 4595 Plumas 5500 ft. T23N R12E ne/sw sec 17. S side of 23N11, 0.5 mi e of its jct with 23N48, ca. 5 air mi n of Mohawk. 1676 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
  UC1129474  Lupinus grayi A. Lewis 1934-6-12 469 Plumas 4 1/4 mi sw Lexington Hill (Mooreville Ridge); Plumas National Forest, Bidwell Bar Quadrangle, Moorevile Ri Comment
  SEINET10483999  Lupinus grayi Mary Susan Taylor 1982-6-2 Taylor 4603 Plumas W side of Poplar Creek Rd (23N08), jct s of bridge over Poplar Creek, 1 mi s of Sloat. 4200 ft. 1280 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
  SBBG9164  Lupinus lepidus var. confertus H. and M. Dearing 1938-7-2 2267 Plumas Feather River Hwy 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
  CHSC66761  Lupinus lepidus var. sellulus Vernon H. Oswald; Lowell Ahart 1996-8-14 8179 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
  SEINET8056241  Lupinus lepidus var. sellulus A. A. Heller, P. B. Kennedy 1907-7-9 8772 Plumas Prattville Comment
  RSA712966  Lupinus onustus L. P. Janeway 1994-5-24 4649 Plumas Owl Creek, 1.5 mi west of Seneca. 1372 Comment
  SEINET10490240  Lupinus sellulus subsp. ursinus Melvin L. Conrad, Eula V. Conrad 1981-7-12 Conrad 9482 Plumas Just east of entrance to Plumas Campground, south side of Hwy. 70, ca. 17 miles NW of Quincy. Comment
  CHSC108043  Luzula cascadensis L. P. Janeway; B. Castro 2011-10-2 10756 Plumas Northern High Sierra Nevada. North side of Little Grass Valley Reservoir about 5.8 air km north of La Porte; southeast edge of a knoll that trends southward to the lake; about 5-10 m above high water line. 1542 Comment
  CAS-BOT-BC436600  Luzula cascadensis John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54384 Plumas Sierra Nevada: 0.25 mile E of Bucks Summit on road to Quincy 1670 Comment
  UCSB46162  Luzula comosa Reisentz, Paul 1979-5-12 Plumas at Lewisia Rock; 3 miles south of Beldon; on Highway 70 Comment
  JEPS88180  Luzula divaricata Vernon H. Oswald and Lowell Ahart 1996-8-14 8168 Plumas Silver Lake Rd. 1.9 mi se Silver Lake Campground (ne of Bucks Lake); northern High Sierra Nevada 1645 Comment
  CAS-BOT-BC441256  Luzula macrantha John Thomas Howell 1961-6-21 36634 Plumas Sierra Nevada: Greenville 1097 Comment
  JEPS95338  Luzula parviflora Lowell Ahart 1994-6-17 7346 Plumas E side of Sly Creek, 1 mi N of Schwartz Meadow, 1 mi E of Sly Creek Reservoir 1097 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
  JEPS122114  Lythrum portula Lowell Ahart 2014-8-24 19739 Plumas South side of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  CHSC54391  Madia citrigracilis Vernon H. Oswald 1991-7-8 4699 Plumas Lassen Volcanic National Park. Trail between Willow Lake and Terminal Geyser, just within the south park boundary. 1676 Comment
  CAS-BOT-BC343792  Madia elegans Anna Head 1921-6-21 s.n. Plumas Campbells Hot Springs, Feather River Region Comment
  UC1069859  Madia elegans E. Sawyer 1935-7-9 276 Plumas 4 1/2 mi s Crow; Plumas National Forest, Sierraville Quadrangle 1828 Comment
  UC89458  Madia elegans Mrs. R. M. Austin Aug, 1896 554 Plumas Big Meadows Comment
  CAS-BOT-BC343780  Madia elegans L. P. Janeway 1992-7-31 4282 Plumas South-facing slopes in canyon of North Fork Feather River; along the Chambers Creek Trail ca 0.5 mi from Hwy 70 (along old powerline access road) 682 Comment
  CAS-BOT-BC343786  Madia elegans David D. Keck 1938-8-9 4895 Plumas 1 mi. W. of Portola 1480 Comment
  CDA14698  Madia exigua G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3186 Plumas Mt. Hough-Crystal Lake Road at junction of Howells Road to Tollgate Creek, 2.5 miles northeast of Quincy Junction. 1280 Comment
  CHSC101856  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
  CHSC75460  Madia exigua G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-23 3095 Plumas Northeast of county hospital, 1.8 miles north of Lawrence Street on Highway 70/89, Quincy. 1066 Comment
  CAS-BOT-BC342867  Madia glomerata John Thomas Howell 1961-9-23 36840 Plumas Indian Valley 1082 Comment
  CAS-BOT-BC342868  Madia glomerata John Thomas Howell 1951-8-20 28196 Plumas Indian Valley 1066 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
  UCD147775  Madia glomerata Allyson Ayalon; Lucie Jerabkova 2012-8-1 137 Plumas Plumas County. Antelope Lake vacinity. 1524 Comment
  CAS-BOT-BC342845  Madia glomerata Joseph Andorfer Ewan 1934-7-18 8574 Plumas Sierra Nevada of Plumas County. Along MIddle Fork Feather R. at Portola 1676 Comment
  CDA8269  Madia glomerata T. C. Fuller 1959-10-2 3264 Plumas Vinton. 0 Comment
  SEINET10474808  Madia glomerata Mary Susan Taylor 1982-8-9 Taylor 4958 Plumas T27N R8E nw/nw sec 28. Almanor NE quad. N side of Hwy 89, s end of Lake Almanor, ca. 1 mi w of Canyon Dam. 4500 ft. 1372 Comment
  UC485320  Madia glomerata Katharine Brandegee Plumas Portola Comment
  CDA17227  Madia gracilis G. F. Hrusa, P. Kerr, S. Winterton 2004-6-25 16330 Plumas Sierra Nevada; Willow Creek Rd., 1.6 mi. NW of Hwy 70 & 2.6 mi. W on 70 from town of Portola. 1554 Comment
  CDA8276  Madia gracilis G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3248 Plumas 2.5 miles (4 km) below summit on road to Mt. Hough, 0.4 mile northwest of China Grade. Comment
  CAS-BOT-BC343251  Madia gracilis John Thomas Howell 1960-7-20 35763 Plumas Lassen Volcanic National Park. Boiling Springs Lake 1798 Comment
  CAS-BOT-BC343255  Madia gracilis Alice Eastwood 1927-6-18 14690 Plumas United States Forest Reserve. Greenville Comment
  CAS-BOT-BC343263  Madia gracilis Lowell Ahart 1981-7-21 2967 Plumas Sutter Buttes Area. Along Cleghorn Bar Road, about 2 miles west of Pilot Peak 1900 Comment
  JEPS28639  Madia gracilis George W. Gillett 1957-7-19 843 Plumas slopes across from Devils Kitchen (on trail to Sifford Lakes); Lassen Volcanic National Park 1981 Comment
  SEINET11601444 Image available Madia gracilis J. T. Howell, T. C. Fuller, G. D. Barbe 1981-6-24 54252 Plumas About 2.5 miles southeast of Mt. Hough on the road to Quincy 1798 Comment
  SEINET6225029  Madia gracilis L. S. Rose 1967-1 67170 Plumas Plumas Co Comment
  UCD134279  Madia gracilis Frederica Bowcutt 1985-6-6 533 Plumas About 15 air miles NE of Quincy 0.2 mile SE of Drum Bridge. Immediately north of Red Clover Creek and Beckwourth Genesee Road. Comment
  JEPS103554  Madia minima Lowell Ahart 2002-7-2 9819 Plumas On the bottom of the water holding pond, ca 150 yards N of Forest Road 22N94, on Hartman Bar Ridge, ca 1 mile (air) SW of Franklin Hill, ca 4 1/2 miles (air) NW of Tamarack Flat, ca 9 miles (air) NW of La Porte. 1597 Comment
  CHSC108106  Maianthemum racemosum Lowell Ahart 2011-9-20 17692 -A 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
  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
  CAS-BOT-BC269223  Melica aristata John Thomas Howell 1960-7-17 35486 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  JEPS102940  Melica aristata L. P. Janeway 2001-7-3 7260 Plumas Northern High Sierra Nevada. Top of south-facing slope overlooking Middle Fork Feather River; head of Sherman Creek 1707 Comment
  CHSC87821  Melica fugax Lowell Ahart; John Dittes, Josephine Guardino 2004-6-6 11008 Plumas Near a very small flat drainage, on the east side of the logging road, about 3 miles (air) south of Lower Taylor Rock, about 7 miles (air) northeast of Quincy. 1344 Comment
  RSA739775  Melica fugax L. P. Janeway 2007-6-3 9005 Plumas Northern High Sierra Nevada, Eastern end of Red Mtn, along the high exposed rocky ridgeline. Weathered reddish serpentine 1929 Comment
  UC1024683  Melica fugax Leo Whitney 1933-8-3 2162 Plumas ca 10 mi nw Portola (Big Grizzly Valley, near source of Freeman Creek); Plumas National Forest, Big Grizzly Valley 1828 Comment
  SEINET10599384  Melica fugax Lowell Ahart 1986-7-8 Ahart 5347 Plumas On damp rocky soil, in an area of bare open serpentine, about 1 mile north-west of Pilot Peak, about 14 miles northeast of La Porte. Red Fir Forest. 1981 Comment
  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
  CHSC34301  Melica stricta J. D. Jokerst; R. A. Schlising 1981-8-1 1450 Plumas In the saddle between Humboldt Peak and Eagle Peak; ca 0.5 mi NE of the former. Comment
  CHSC91685  Mentzelia dispersa G. F. Hrusa; S. Gamairi, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16311 Plumas Northern Sierra Nevada. Willow Creek Rd., 1.6 mi. NW of Hwy 70 and 2.6 mi. W on 70 from town of Portola. 1554 Comment
  CHSC97574  Mentzelia dispersa Lowell Ahart; John Dittes 2007-6-17 14172 Plumas Near wire box, about 100 yards southwest of County Road 111 (Beckwourth Genesee Road), about 1/4 mile southeast of Bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1654 Comment
  SDSU8068  Mentzelia dispersa R. M. Beauchamp 1965-7-17 Plumas Growing beside the Feather River, 1/2 mile north of Chester, CA. Comment
  SD7602  Mentzelia laevicaulis Mrs. R. M. Austin 1875-1 Plumas Soda Springs Comment
  CHSC50554  Menyanthes trifoliata Vernon Oswald 1990-6-22 4316 Plumas Domingo Lake, ca. 0.5 mi south of Willow Lake, ca. 9 mi (air) northwest of Chester. Common emergent aquatic along the marshy margin of the lake and on floating sphagnum bogs. 1767 Comment
  CHSC74074  Mertensia ciliata var. stomatechoides B. Castro; L. Gehrung 1996-8-8 713 Plumas Ca 5 air mi S of Bucks Lake and 0.6 mi N of the Hartman Bar Trailhead, along sides of USFS Rd 23N58, ca 0.5 mi S of its jcn with Rd 23N15. On E-facing upper ridge slopes near headwaters of E-trending drainages. 1737 Comment
  CAS-BOT-BC428536  Micranthes aprica Anna Head 1921-6-17 s.n. Plumas Lake Independence, Feather River Region. Comment
  CHSC21228  Micranthes bryophora F. T. Griggs; A. Pass 1975-7-16 194 Plumas N. Shore of Lower Buck's lake. Comment
  CHSC107452  Micranthes nidifica Matt Simenc; Rebecca Joyner 2011-7-2 8 Plumas Northern High Sierra Nevada. 0.25 miles (air) SE of Hwy 120 (La Porte Quincy Highway/ The Hogback) where it crosses Onion Valley Creek. 0.25 miles N of Pacific Crest Trail. Exposed, sunny, NE facing ridge on S side of Onion Valley Reservoir. 1965 Comment
  RSA169384  Microseris lindleyi L. S. Rose 1963-6-5 63134 Plumas East Branch, North Fork of Feather River, 0.5 miles north of Rich Bar. 823 Comment
  CAS-BOT-BC349346  Microseris nutans Alice Eastwood 1927-6-27 14880 Plumas United States Forest Reserve. On road from Chilcott [Chilcoot] Comment
  CAS-BOT-BC349340  Microseris nutans Anna Head 1920-8-4 s.n. Plumas Woods near Lake Center Camp, Feather River Region 1920 Comment
  HSC6027  Microseris nutans Jim Vaughn 1956-7-28 Plumas Warner Valley, 17 mi. NW of Chester 1677 Comment
  JEPS87287  Mimulus aurantiacus var. grandiflorus David M. Thompson 1992-6-9 1120 Plumas 2.0 mi ne Elephant Butte Tunnel (along Hwy 70, just ne of bridge over river); North Fork of Feather River 520 Comment
  JEPS28624  Mimulus breweri George W. Gillett 1957-7-18 812 Plumas near trail on ne side Boiling Springs Lake; Lassen Volcanic National Park 1813 Comment
  JEPS113599  Mimulus guttatus Lowell Ahart, Josephine Guardino 2007-7-21 14388 Plumas Bottom and sides of a small stream, about 30 yards south of the Beckwourth Taylorsville Road, south of the intersection with Forest Road 25N41Y, about 2 1/4 miles (air) northwest of the most northwest part of Lake Davis 1799 Comment
  RSA60116  Mimulus guttatus E. K. Balls 1950-9-2 15636 Plumas Nye Meadows, west slope of Mt. Ingalls, north of Grizzly Valley 2256 Comment
  UC1063130  Mimulus guttatus C. W. Hanks 1934-8-10 33 Plumas canyon at ne edge Sierra Valley; Plumas National Forest, Sierraville Quadrangle Comment
  UC917315  Mimulus guttatus J. M. Tucker 1948-7-25 1738 Plumas sw side Camel Peak (mine of United Mining Company); Pinchard Creek 1524 Comment
  UC933920  Mimulus guttatus E. K. Balls 1950-8-31 15556 Plumas just n Quincy (off Hwy. 24); Spnish Creek 1066 Comment
  SEINET10830514  Mimulus mephiticus Mary Susan Taylor 1982-7-12 Taylor 4815 Plumas T22N R11E sw/sw sec 4 & ne/se sec 5. Blue Nose Mt quad. Along Eureka Ridge Rd (23N09), 0.9 mi nw of its jct with McRae Meadows Rd, ca. 6 air mi w of Mohawk. Mixed Conif Forest; 6800 ft. 2072 Comment
  JEPS11553  Mimulus microphyllus W. L. Jepson 1910-6-16 4142 Plumas Quincy 1066 Comment
  JEPS28652  Mimulus moniliformis George W. Gillett 1957-7-19 844 Plumas slopes across from Devils Kitchen (on trail to Sifford Lakes); Lassen Volcanic National Park 1981 Comment
  CHSC20820  Mimulus moschatus K. R. Stern 1975-7-24 5833 Plumas SW shore of Lake Almanor. 1371 Comment
  UCD20777  Mimulus moschatus A. M. Shapiro 2002-8-26 s.n. Plumas Plumas County. Feather River Canyon. Caribou Road. 914 Comment
  RSA101423  Mimulus moschatus var. sessilifolius R. Weatherby 1955-8-12 1682 Plumas McFarland Creek near Morrow Creek, above Meadow Valley. 1433 Comment
  CHSC34277  Mimulus nanus var. mephiticus M. S. Taylor 1981-5-10 3664 A Plumas N side of Genesee Valley Rd, ca. 5 mi e of Genesee. 1280 Comment
  JEPS3894  Mimulus nanus var. mephiticus Duncan Dunning 1923-6-4 Plumas near Portola; Humbug Creek Comment
  RSA422245  Mimulus nanus var. mephiticus Dorothy Davis 1923-08 s.n. Plumas Gold Lake. 2439 Comment
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Nov 13 2013
  UC1567353  Mimulus nanus var. mephiticus G. Schoolcraft 1989-7-3 1938 Plumas s Red Rock Lookout; Diamond Mtns. 2225 Comment
  UC569873  Mimulus nanus var. mephiticus E. Sawyer 1935-6-27 198 Plumas 1.4 mi se Crow; Sierraville Quadrangle 1706 Comment
  UC1552716  Mimulus nasutus Frederica Bowcutt 1985-6-6 575 Plumas about 15 air mi ne Quincy; Plumas National Forest, Red Clover Creek Comment
  JEPS11052  Mimulus primuloides W. L. Jepson 1910-6-15 4135 Plumas Prattville Comment
  POM43485  Mimulus primuloides Marcus E. Jones 1897-7-2 s.n. Plumas Near Pratville at Clear Creek. 1524 Comment
  UC335555  Mimulus primuloides J. G. Lemmon Plumas Sierra Valley Comment
  UCD122882  Mimulus primuloides John Thomas Howell 1960-7-23 35952 Plumas near Soda Springs, Drakesbad. 1676 Comment
  RSA60018  Mimulus primuloides var. pilosellus E. K. Balls 1950-9-1 15595 Plumas East of Long Lake, by smaller lake flowing into it. Southern Plumas Co. 2104 Comment
  JEPS79148  Mimulus pygmaeus L. R. Heckard with R. Bacigalupi 1980-6-12 5251 Plumas w of Lake Almanor (along Route 89, w of Almanor Campground (U.S. Forest Service)); Route 89 Comment
  JEPS86896  Mimulus pygmaeus David M. Thompson 1988-6-9 940 Plumas 0.1 mi ssw of entrance South Almanor Campground (aloing main road, s side of lake); Lake Almanor 1390 Comment
  RSA309187  Mimulus torreyi W. L. Jepson 1927-6-23 12318 Plumas Warner Springs. 1585 Comment
  CAS-BOT-BC174704  Minuartia nuttallii D. A. McMillan 1915-7-15 14 Plumas Plumas National Forest. Yellow Creek ridge 1371 Comment
  POM84702  Modiola caroliniana Mary E. P. Ames 1891-05 s.n. Plumas Auburn. Taylorsville, Indian Valley. Comment
  SEINET10898325  Monardella Mary Susan Taylor 1981-8-25 Taylor 4239 Plumas California: T25N R7E nw1/4 of ne1/4 sec 11. Almanor SW quad. W side of 26N22F, road to Red Hill Lookout, on serpentine, ca. 5 air mi NE of Belden. Plumas County. 6300 ft. 1920 Comment
  SJSU15286  Monardella follettii S. Woolhouse 2009-7-26 7 Plumas Along forest service road 26N26 just north of Highway 70 and west of Caribou Road. Comment
  UCSC008313  Monardella follettii Brett Smith 2011-7-25 BAS 008 Plumas 650 m along FS road 25N17 E of Bean Creek, 70m W of sharp bend in road where an unnamed creek passes under the road. Genetic Population 3001E2 1401 Comment
  SEINET10829412  Monardella follettii A. Graff 1993-7-23 Graff 336 Plumas Plumas National Forest, Red Hill. All along road going up Red Hill, starting from junction of Red Hill Rd. and Rich Gulch Rd. (USNFS Rd. 26N22), especially east-northeast slopes. T25N,R7E,S2/S10/S11. Locally abundant on road cuts and in open mixed conifer forest of Pinus lamertiana, P. jeffreyi, Abies magnifica, Calocedrus decurrens, Pseudotsuga menziesii, with Acrtostaphylos uva-ursi. Iron-rich serpentine. Beginning of bloom. Butterflies, Bombus sp. Comment
  CHSC52041  Monardella odoratissima L. P. Janeway 1989-6-29 3407 Plumas Plumas National Forest. Mapes Cyn; along Genesee-Beckwourth Rd (rd 111) 4.1 mi N of Beckwourth. 1676 Comment
  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
  UC1124582  Monardella odoratissima subsp. glauca R. Roseberry 1934-11-7 11 Plumas 2 mi north of Penman Pk.; Plumas National Forest, Downieville Quadrangle Comment
  UCR18736  Monardella odoratissima subsp. glauca Frank C. Vasek 1975-7-10 750710- 29 Plumas Chilcoot Campground, south of Frenchman Lake 1555 Comment
  RSA796040  Monardella odoratissima subsp. pallida L. P. Janeway 2012-7-17 10946 Plumas Northern High Sierra Nevada. Plumas National Forest; south side of Cedar Flat. 1701 Comment
  UC1124591  Monardella odoratissima subsp. pallida C. W. Hanks 1934-8-8 14 Plumas N. E. of Sierra Valley; Plumas National Forest, Sierraville Quadrangle Comment
  CHSC52049  Monardella sheltonii L. P. Janeway 1989-8-1 3542 Plumas Plumas National Forest. Southern side of Big Hill; between Eureka Ridge and Middle Fork Feather River. Along rd 23N36. 1584 Comment
  CHSC52053  Monardella sheltonii L. P. Janeway 1989-6-23 3398 Plumas Low W-facing roadcut along hwy 70/89, SE of Quincy; 0.9 mi S of Chandler Rd. 1097 Comment
  RSA794956  Monardella sheltonii L. Ahart, Josephine Guardino, John Dittes 2009-7-29 16218 Plumas North side of Forest Service Road 26N22, 4650 feet northwest of Rattlesnake Hill, 3.0 air miles SSE of Lake Almanor Dam. 1591 Comment
  RSA600528  Monardella sheltonii Louis C. Wheeler 1959-7-15 7570 Plumas Middle Fork Feather River: McCarty Mine, McCarthy Bar. Comment
  SEINET10582349  Monardella sheltonii A. Graff 1993-7-22 Graff 318 Plumas Plumas National Forest, Serpentine Canyon. Hwy. 70 west, .8 miles past Rich Gulch Rd. (USNFS Rd. 26N22), on right roadside. T25N,R8E,S18. Past flowering. Comment
  CHSC107423  Monardella stebbinsii L. P. Janeway; Peter Zika 2011-8-6 10637 Plumas Northern High Sierra Nevada. Plumas National Forest; Serpentine Canyon; steep rocky outcrops and talus serpentine slopes on north side of Hwy 70/East Branch North Fork Feather River, 2.9 road km east of the Rich Bar Overlook. 838 Comment
  CHSC34000  Monardella stebbinsii M. S. Taylor 1981-7-18 4056 Plumas N side of Caribou Rd, ca. 3 mi ne of its jct with Hwy 70 near Belden. 853 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
  CHSC20989  Montia chamissoi F. T. Griggs; A. Pass 1975-7-11 160 Plumas Buck's Lake Forest Service Survey. Comment
  CAS-BOT-BC444735  Montia chamissoi D. E. Breedlove 1962-6-12 3440 -A Plumas Along State Hwy. 36, 6.9 miles west of Chester 1524 Comment
  CAS-BOT-BC444859  Montia fontana John Thomas Howell 1960-7-21 35864 Plumas Lassen Volcanic National Park. On trail to Little Willow Lake 1767 Comment
  CHSC82461  Montia fontana Lowell Ahart 2002-6-26 9795 Plumas Growing along and in a small stream, about 150 yards north of the gravel road, about 1/4 mile (air) west of Lumpkin Ridge Road, about 1 mile (air) southeast of Tamarack Flat, about 2 miles (air) northwest of Little Grass Valley Reservoir dam, about 5 miles (air) northwest of La Porte. 1718 Comment
  CHSC97570  Montia fontana subsp. chondrosperma Lowell Ahart; John Dittes 2007-6-17 14176 Plumas Meadow, about 100 yards southwest of County Road 111 (Beckwourth Genesee Road), about 1/4 mile southeast of Bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1654 Comment
  CAS-BOT-BC445084  Montia linearis Alice Eastwood 1918-5-25 6988 Plumas Portola Comment
  CAS-BOT-BC445099  Montia linearis A. A. Heller; P. B. Kennedy 1907-7-4 8731 Plumas Two miles south of Red Clover valley Comment
  RSA325119  Montia linearis M. S. Taylor 1981-5-10 3676 Plumas E side of Antelope Lake, in adn around large wet Pioneer Meadow, 20 air miles NE of Taylorsville. 1537 Comment
  SEINET10572666  Montia linearis Mary Susan Taylor 1981-5-10 Taylor 3676 Plumas T27N R13E nw/sw sec 19. Antelope Lake quad. E side of Antelope Lake, in and around large wet Pioneer Meadow, ca. 20 air mi ne of Taylorsville. 5040 ft. 1536 Comment
  CAS-BOT-BC267009  Muhlenbergia filiformis Clare B. Hardham 1978-8-11 21766 Plumas About 5 miles SE of Thompson Peak Comment
  CAS-BOT-BC267012  Muhlenbergia filiformis E. D. Merrill 1929-7-13 s.n. Plumas Silver Lake 1828 Comment
  CHSC81428  Muhlenbergia filiformis Lowell Ahart 2001-9-18 9274 Plumas On the wet strand of the south end on the pond, Butterfly Valley, about 5 miles (air) northwest of Quincy. 1104 Comment
  JEPS102719  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) NE of Quincy. 1522 Comment
  RSA129386  Muhlenbergia filiformis G. Burks 1933-8-8 29 Plumas 4 1/4 miles NE Cammel Park. 1707 Comment
  RSA239236  Muhlenbergia filiformis R. F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-20 42336 Plumas Butterfly Valley Botanic Area: Partly in Plumas National Forest. 1159 Comment
  RSA107488  Muhlenbergia richardsonis L. S. Rose 1955-7-20 55161 Plumas Mohawk 1372 Comment
  RSA39894  Muilla maritima Philip A. Munz 1947-5-16 11835 Plumas 8 miles north of Chilcoot. 1524 Comment
  POM252795  Myosotis scorpioides A. A. Heller 1938-7-2 15241 Plumas 3 miles east of Quincy. 1098 Comment
  CAS-BOT-BC392268  Myosurus apetalus John Thomas Howell 1962-6-19 37865 Plumas 5.8 miles e. of Beckwourth 1493 Comment
  CAS-BOT-BC392270  Myosurus apetalus John Thomas Howell; H. Keith Wagnon 1980-5-27 53614 Plumas 1 mile west of Almanor 1386 Comment
  CAS-BOT-BC83342  Myosurus minimus Alice Eastwood 1918-5-25 7060 Plumas Portola. Comment
  CDA38169  Myriophyllum hippuroides Fred H. Surber 1996-8-22 s.n. Plumas Beckwourth; Francis Carmichael property, irrigation canal. 0 Comment
  CHSC114927  Myriophyllum sibiricum B. Villegas 2008-7-23 Plumas Lake Davis, Eagle Point. Comment
  HSC77874  Myriophyllum sibiricum Dale K. Hoffman 1977-11-12 Plumas Manzanita Lake, Lassen Nat'l Park Comment
  SD9589  Myriopteris gracillima Mrs. R. M. Austin Nov 1877 Plumas Quincy Comment
  UCR4990  Nama lobbii E. C. Nord 1966-1 s.n. Plumas Northern Sierra Nevada Mtns., Sugarloaf Plantation, [6] mi. NW of Downieville [Downieville Ranger Distr., Tahoe National Forest] 1677 Comment
  CHSC102018  Narthecium californicum L. P. Janeway; B. Castro 2009-8-29 9931 Plumas Northern High Sierra Nevada. Small meadow 0.3 km east-southeast of the Buckhorn survey monument on the eastern end of Red Mountain. Small meadow, about 30m x 40m, high on the mountainside, northeast-facing 30% slope. 1892 Comment
  UCD130288  Narthecium californicum Albert Grigarick 2011-8-15 295 Plumas 5 miles W of Hwy 89N. From Gray Eagle Resort turn off of Gold Lake Hwy., approx. .25 miles W from Graeagle Trailhead to Hawley Falls. 1885 Comment
  CHSC117553  Navarretia capillaris Lowell Ahart 2016-7-9 21099 Plumas 10 yards north of the dirt road, about 1/2 mile southeast of Table Mountain, about 1 1/2 miles (air) northwest Tamarack Flat, about 3 1/2 miles (air) northwest of Little Valley Resevoir Dam. 1759 Comment
  RSA201328  Navarretia capillaris J. T. Howell 1960-7-21 35829 Plumas Plumas County: Meadowy forest floor NW of Willow Lake. 1707 Comment
  JEPS110189  Navarretia divaricata subsp. divaricata Lowell Ahart 2006-7-3 12905 Plumas On Lumpkin Ridge, about 4 miles (air) northeast pf Camp 18, near the west edge of a dry open basalt flat 1527 Comment
  JEPS28631  Navarretia intertexta subsp. propinqua George W. Gillett 1957-7-18 823 Plumas Willow Lake Meadow Lassen Volcanic National Park (n end, near the main inlet) 1661 Comment
  UCD48465  Navarretia intertexta subsp. propinqua John M. Tucker 1948-7-24 1717 Plumas Near road from Cascade to Camel Peak, Plumas County, California. 1615 Comment
  CHSC97090  Navarretia leptalea subsp. bicolor Lowell Ahart; Josephine Guardino 2007-7-21 14381 Plumas Bottom of a small drying stream, about 60 yards south of the Beckwourth Taylorsville Road, south of the intersection with Forest Road 25N41Y, about 2 1/4 miles (air) northwest of the most northwest part of Lake Davis. 1799 Comment
  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
  UC1124121  Navarretia leucocephala subsp. minima E. Sawyer 1935-6-27 158 Plumas Charlies Valley Plumas National Forest, Sierraville Quad. 1524 Comment
  UC572641  Navarretia leucocephala subsp. minima E. Sawyer 1935-6-27 157 Plumas Charlies Valley Plumas National Forest, Sierraville Quad. 1524 Comment
  JEPS109607  Nemacladus capillaris Dean W. Taylor 2002-6-19 18163 Plumas minor drainage just south of Greenhorn Creek, ca. 1 air mile East of the Williams Loop and Highway 70, ca. 400 feet due south of the marked quarter-corner 1249 Comment
  SEINET10458452  Nemacladus rigidus Follett 1936-6-28 FOLLETT s.n. Plumas Rock Creek Comment
  CHSC55498  Nemophila heterophylla Ben Cunningham 1991-4-20 Plumas 35 mi s of Greenville, ca. 1.4 mi s of Rock Creek Dam and 10 ft w of Highway 70. 731 Comment
  UCR77780  Nemophila pedunculata G. H. True, Walter Knight, I. Knight, J. T. Howell 1967-5-7 1831 Plumas Butterfly Canyon, Butterfly Botanical Area and vicinity. 1067 Comment
  CHSC702  Nemophila spatulata 1932-5-29 Plumas Almanor meadows. 1432 Comment
  UC606961  Nemophila spatulata L. Constance 1938-6-10 2319 Plumas near Lake Almanor (Feather River at Chester); , near Lake Almanor 1219 Comment
  SD6907  Nicotiana Mrs. R. M. Austin 1879-1 Plumas Big Meadows Comment
  SD6157  Nuphar polysepala R. M. Austin 1880-1 Plumas Big Meadows Comment
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Jul 11 2010
  SEINET5345643  Oenothera elata var. hirsutissima A. A. Heller, P. B. Kennedy 1907-7-16 8861 Plumas Genessee Valley enar Genessee 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
  SEINET7744783  Onobrychis viciifolia W. Harnach, N. Harnach 1991-6-28 590 Plumas Sierra Valley, 0.4 miles north of the Feather River Ranch Camp II sign on county rd A-24 north of Loyalton, CA. 1494 Comment
  CHSC110622  Oreostemma alpigenum var. andersonii B. Castro; L. Janeway 2006-9-9 1616 Plumas High Cascade Range. About 200 m east of Jedidiah Colter Lake (between Blue Lade and North Arm Rice Creek). 1969 Comment
  CHSC66744  Oreostemma alpigenum var. andersonii Vernon H. Oswald; Lowell Ahart 1996-8-14 8172 Plumas Northern High Sierra Nevada. Near Bucks Summit on the Oroville-Quincy Hwy. between Meadow Valley and Bucks Lake, 3.6 mi SW of Silver Lake Rd., 1.8 mi NE of White Horse Camp-ground. 1676 Comment
  JEPS36260  Oreostemma alpigenum var. andersonii Clarissa Kimber 1961-8-6 211 Plumas 1 mi s, (Upper Butterfly Valley) Keddie; Greenville Quad., Upper Butterfly Valley 1158 Comment
  CAS-BOT-BC499781  Orobanche californica subsp. jepsonii Lowell Ahart 1974-8-15 s.n. Plumas Sierra Nevada: 1 mi N of Bunker Hill Mine 1828 Comment
  UC1037289  Orobanche corymbosa subsp. corymbosa Leo Whitney 1934-8-15 1698 Plumas Freeman Creek, northwest end of Big Grizzley Valley, ca. 9 miles northwest of Portola. Plumas National Forest. Comment
  CDA41806  Orthocarpus cuspidatus subsp. cryptanthus Vernon H. Oswald & Lowell Ahart 1998-8-11 9489 Plumas Northwest of Onion Valley at Monitor Flat on Cleghorn Bar Road 2.5 miles west of Quincy-La Porte Road (County Road 511). Comment
  RSA641471  Orthocarpus cuspidatus subsp. cuspidatus Michael A. Vincent 1999-6-8 8550 Plumas Plumas Nat'l Forest, Milford Ranger District, along FS 26N17 just north of FS 26N40. Comment
  UCD102582  Paeonia brownii Michael A. Vincent 1999-6-7 8518 Plumas Plumas National Forest, Milford Ranger District. West of Frenchman Lake along FS Rt. 11. Comment
  CHSC82444  Panicum acuminatum var. acuminatum Lowell Ahart; John Dittes, Josephine Guardino 2002-7-2 9817 Plumas On the bottom of the water holding pond, about 150 yards north 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. 1597 Comment
  UCD32833  Panicum acuminatum var. thermale Beecher Crampton 1964-8-25 7157 d Plumas Lassen National Park, Devil's Kitchen, Hot Springs Creek canyon, 1.5 miles W of Drakesbad. 1859 Comment
  UCD89727  Panicum acuminatum var. thermale Beecher Crampton 1964-8-25 7157 Plumas Lassen Volcanic National Park, Devil's Kitchen. 1859 Comment
  UCD89950  Panicum acuminatum var. thermale Beecher Crampton 1964-8-25 7157 Plumas Lassen Volcanic National Park, Devil's Kitchen. 1859 Comment
  CHSC102098  Panicum capillare Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16220 Plumas On damp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam. 1591 Comment
  CHSC24282  Panicum capillare K. R. Stern 1975-7-25 Plumas Peninsula, Lake Almanor. Comment
  CHSC81645  Panicum capillare Lowell Ahart 2001-10-8 9321 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) northeast of Quincy. 1522 Comment
  RSA201355  Panicum capillare J. T. Howell 1960-7-20 35728 Plumas Drakesbad; Lasses Volcanic National Park 1677 Comment
  RSA201357  Panicum capillare J. T. Howell 1960-7-20 35761 Plumas Boilings Springs Lake; Lassen Volcanic National Park 1799 Comment
  CHSC65587  Parnassia palustris B. Castro; L. Gehrung 1994-9-14 546 Plumas Ca 3 air mi S of Bucks Lake, ca 0.2 mi S jcn of USFS Rds 23N69, 23N15, and 23N18. 1737 Comment
  CAS-BOT-BC175583  Parnassia palustris E. K. Balls 1950-9-10 15778 Plumas Trail, 2 mi. from camp, from Lakes Center Public Camp to Long Lake outlet, southern Plumas County 2011 Comment
  CAS-BOT-BC259635  Paspalum dilatatum John Thomas Howell 1951-6-29 27756 Plumas Feather RIver Canyon 548 Comment
  CHSC63472  Pectiantia breweri Lowell Ahart 1994-7-28 7544 Plumas On the east sides of a small stream. North-east of Frenchman Hill, south-west of Bucks Lake. 1706 Comment
  CHSC66769  Pectiantia breweri Vernon H. Oswald; Lowell Ahart 1996-8-14 8153 Plumas Northern High Sierra Nevada. Northeast of La Porte on the La Porte-Quincy Rd. 3.1 mi N of the road to Johnsville, 1.0 mi S of the South Fork of the Feather River. 1920 Comment
  CHSC37193  Pedicularis attollens L. Ahart 1982-7-30 3738 Plumas Along edges of stream in a small meadow near rd, ca. 2 mi n of hardquartz Mine, ca. 5 mi s of Bucks lake. 1700 Comment
  JEPS87489  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
  SD46706  Pedicularis groenlandica Robert J. Weatherby 1955-6-26 1559 Plumas Near Lakes Ranger Station, Lakes Basin 1981 Comment
  RSA59174  Pedicularis groenlandica subsp. surrecta E. K. Balls 1950-9-1 15600 Plumas East of Long Lake, at foot of meadow leading down to two smaller lakes. 2104 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
  CHSC115748  Pedicularis racemosa L. P. Janeway 2015-8-3 11815 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
  CHSC62593  Pedicularis racemosa B. Castro 1987-6-21 134 Plumas E side of Little Grass Valley Reservoir. 1524 Comment
  CHSC34262  Pedicularis racemosa subsp. alba M. S. Taylor 1981-9-10 4272 A Plumas Head of Bullfrog Ravine near Springs, ca. 3 mi w of Indian Falls. 1737 Comment
  CHSC56599  Pedicularis semibarbata L. P. Janeway 1984-7-22 928 Plumas Summit above Lookout Rock; 1 1/2 mi northeast of Mt. Ararat. 1815 Comment
  CAS-BOT-BC69352  Pellaea brachyptera W. I. Follett 1929-5-30 s.n. Plumas Rush Creek Hill Comment
  SD9635  Pellaea brachyptera Mrs. R. M. Austin 1877-1 Plumas Sierra Valley Comment
  SEINET10834165  Pellaea brachyptera Mary Susan Taylor 1982-6-17 Taylor 4699 Plumas T23N R10E center of se sec of 23. Blue Nose Mt quad. At end of 23N49Y, ca. 2 air mi w of White Cap, ca. 5 air mi sw of Sloat. Elev 5400 ft. 1646 Comment
  UC366578  Pellaea brachyptera unknown Aug. 1883 Plumas Sho'fly Rd Indian Valley; n California, Indian Valley Comment
  UC1874921  Pellaea bridgesii Ruth Kirkpatrick 2002-7-18 1138 Plumas Plumas-Eureka State Park, ca. 1.5 mi up Johnsville - McCrea Road (County Road 507) from Plumas - Eureka State Park Museum 1676 Comment
  SD9665  Pellaea mucronata J. G. Lemmon 1876-1 Plumas Sierra Valley Comment
  SD52119  Penstemon confertus F. Stephens 1 July 8191 Plumas Greeneville Comment
  NY590167  Penstemon davidsonii var. davidsonii J. M. Coulter 1876-9-10 8016 Plumas Comment
  UC619255  Penstemon deustus J. and H. W. Grinnell 1938-6-11 1093 Plumas Mohawk 1341 Comment
  RSA189326  Penstemon deustus subsp. deustus L. S. Rose 1967-7-12 67173 Plumas 1 mile S of Keddie; Butterfly Creek and Spanish Creek. 884 Comment
  UC886966  Penstemon deustus var. deustus Anna Head 1920-6-15 Plumas among rocks at Lake Center Camp , at Lake Center Camp (Feather River Region) 1920 Comment
  JEPS11231  Penstemon deustus var. pedicellatus W. L. Jepson 1939-8-12 19382 Plumas Ferris Creek , branch of Last Chance Creek (branch of Last Chance Creek) 1767 Comment
  CDA14661  Penstemon deustus var. suffrutescens G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3100 Plumas 0.1 mile west of Round Valley Reservoir dam on Dixie Canyon-Round Valley Road. 1371 Comment
  CHSC46662  Penstemon deustus var. suffrutescens Lowell Ahart 1989-7-2 6336 Plumas Growing on the north side and near the summit of Pilot Peak, about 10 miles northeast of La Porte. 2255 Comment
  JEPS126591  Penstemon deustus var. suffrutescens Lowell Ahart 2016-6-29 21075 Plumas East part of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  NY609838  Penstemon deustus var. suffrutescens J. L. Reveal 1971-6-23 2470 Plumas Along California highways 70 and 89, 2.2 miles north of Kedde and about 1 mile north of the bridge over Spanish Creek Comment
  CHSC35269  Penstemon gracilentus M. S. Taylor 1981-7-21 4094 Plumas Between 25N18A and Squirrel Cr, ca. 1/2 mi se of Taylor Rock, ca. 7 air mi n of Spring Garden. 1981 Comment
  CHSC56881  Penstemon gracilentus L. P. Janeway 1991-8-3 4107 Plumas Plumas National Forest, Beckwourth Ranger District, Threemile Compartment. Near top of ridge, south end of Grizzly Ridge and ca 1 3/4 mi west of Smith Peak. 2072 Comment
  SD6982  Penstemon gracilentus Daniel Cleveland 1882-7-21 Plumas Prattville Comment
  NY600710  Penstemon gracilentus F. W. Pennell 1940-6-10 25803 Plumas Route 89, east of Almanor 1463.0 Comment
  NY605192  Penstemon neotericus O. E. Mack 1923-7-9 s.n. Plumas Chester Comment
  UC423644  Penstemon neotericus David D. Keck 1930-7-24 958 Plumas halfway between Chester and Westwood; Sierra Nevada; between Chester & Westwood, Plumas Co. 1463 Comment
  CHSC27506  Penstemon newberryi Susan M. Schulz 1978-4-23 17 Plumas Jct. of hwy 149 and 70 ca. 26.9 mi, ne side of 70 ca. 10 ft on slope ca. 35 mi ne of Chico on Feather River Canyon. Comment
  CAS-BOT-BC239307  Penstemon newberryi var. berryi John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54277 Plumas Mt. Hough 2203 Comment
  CAS-BOT-BC239308  Penstemon newberryi var. berryi Mrs. E. C. Van Dyke 1931-6-11 s.n. Plumas Quincy Grade Comment
  UC485780  Penstemon newberryi var. newberryi H. E. and S. T. Parks June, 1928 230 Plumas Drakesbad Lassen National Park, Drakesbad Comment
  CAS-BOT-BC245641  Penstemon personatus Lowell Ahart 1980-7-27 2488 Plumas 5 miles east of Bucks Lake, Sierra Nevada 1500 Comment
  SEINET10548095  Penstemon personatus Mary Susan Taylor 1981-8-20 Taylor 4228 a Plumas California: T26N R9E ne1/4 of nw1/4 sec 30. Almanor SE quad. Above spring in Bullfrog Ravine, ca. 3 air mi NW of Indian Falls. Moist shaded brushy Mixed Evergreen Forest. Plumas County. 5600 ft. 1707 Comment
  UC1874884  Penstemon personatus David M. Thompson 1988-7-23 973 Plumas 3.1 road mi N of Bucks Lake Road (and Meadown Valley) on Schneider Creek Road. At junction of Schneider Road (USFS Road 23N16) and USFS Road 24N47X (to Big Creek); Bucks Lake NE Quad. 1584 Comment
  CDA18479  Penstemon roezlii G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3245 Plumas Sierra Nevada; 0.2 mile south of junction, Mt. Hough-Crystal Lake Road and China Grade (road to Taylorsville). 1737 Comment
  CDA19271  Penstemon rydbergii var. oreocharis G. D. Barbe, T. C. Fuller 1982-6-17 3838 Plumas Plumas National Forest; East shore Frenchman Lake, Crystal Fishing Access. 1706 Comment
  CHSC33606  Penstemon rydbergii var. oreocharis M. S. Taylor; M. Foster 1981-6-10 3888 Plumas In Red Clover Valley, Overland Inc Ranch, ca. 300 yds se of corral, ca. 3/4 mi n of Genesee-Beckwourth Rd, ca. 11 air mi nw of Beckworth. 1676 Comment
  UC1523711  Penstemon rydbergii var. oreocharis Gary Schoolcraft 1981-6-17 465 Plumas sw of Portola; sw of Portola 1463 Comment
  NY661051  Penstemon speciosus Mrs. A. L. Coombes 1902-7-7 s.n. Plumas Prattville Comment
  UC580688  Penstemon speciosus F. W. Embree 1934-6-6 81 Plumas ne dam Bucks Lake; Bidwell Bar Quad. Comment
  UCD127834  Perideridia bolanderi subsp. bolanderi J. M. Tucker 1948-7-24 1716 Plumas near road from Cascade to Camel Peak. 1615 Comment
  JEPS114797  Perideridia lemmonii Lowell Ahart 2008-8-13 15168 Plumas East of La Porte Road, east bank of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte 1613 Comment
  JEPS14085  Perideridia lemmonii W. L. Jepson 1939-8-4 19338 Plumas Rock Creek Meadow Valley 1219 Comment
  RSA754539  Perideridia lemmonii L. Ahart, John Dittes 2009-7-28 16203 Plumas Near seeps, slope NW of mine, W (above) Forest Service Road 27N28Y, 2.9 air miles NW of Butt Valley Reservoir Dam. 1582 Comment
  UC1123118  Perideridia lemmonii E. Sawyer 1935-6-25 152 Plumas 1/2 mi n Crow; Plumas National Forest, Sierraville Quadrangle Comment
  RSA59673  Perideridia lemmonii E. K. Balls 1950-9-9 15741 Plumas West of Lakes Center Public Campground. Southern Plumas County. 2043 Comment
  UC1389946  Perideridia lemmonii T. I. Chuang and R. Bacigalupi 1963-8-2 5919 Plumas Childs Meadow 1463 Comment
  SEINET12121326  Perideridia parishii W. Knight, Knight, I. 1983-1 4894 Plumas Warner Creek Campground between Chester & Drakesbad 1539 Comment
  CAS-BOT-BC413567  Persicaria amphibia Robert J. Weatherby 1950-7-7 1463 Plumas Snake Lake, Quincy 1219 Comment
  CAS-BOT-BC413568  Persicaria amphibia M. S. Taylor 1982-8-10 4956 Plumas In s end of Lake Almanor, ca. 1 mi w of Canyon Dam 1371 Comment
  CHSC43710  Persicaria amphibia Vernon Oswald 1984-8-14 1645 Plumas Hwy 89 at the s edge of Crescent Mills. Growing in the dry bed of a vernally wet, marshy ditch. 1071 Comment
  CHSC87614  Phacelia heterophylla subsp. virgata Lowell Ahart; Josephine Guardino 2004-5-24 10951 Plumas Near an old logging road, about 150 yards north of the railroad, Greenhorn Creek, and Highway 70, about 3/4 mile west of Squirrel Creek, about 7 miles (air) southeast of Quincy. 1208 Comment
  SJSU15155  Phacelia humilis N. A. Hopkins 1993-6-16 1732 Plumas by Beckwourth-Janesville Rd S of Doyles Crossing 1524 Comment
  CHSC52524  Phacelia humilis var. humilis L. P. Janeway 1990-6-29 3747 Plumas Plumas National Forest. Beckourth Ranger District. Cascade Compartment. At forest edge of meadow on S side of Little Grizzly Creek ca 1/4 mi E of Emigrant Creek. 1767 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
  JEPS107706  Phacelia mutabilis Lowell Ahart, John Dittes 2005-9-19 12407 Plumas Along the sides of a good dirt road, about 1 1/4 miles southeast of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake 1998 Comment
  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
  CHSC65106  Phacelia racemosa Vernon H. Oswald; Lowell Ahart 1995-7-24 7117 Plumas N of Chester on Forest Road 30N25 (to Hay Mdw. Trailhead), 0.5 mi NW of Forest Route 10. 1920 Comment
  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
  UC725479  Philadelphus lewisii A. A. Heller 1938-5-30 15130 Plumas on Hwy 24 near Grizzly Dome Tunnel 609 Comment
  RSA0046805  Philadelphus lewisii Patricia Wilder 1971-6-21 5141 Plumas 2.8 mi north of California State Hwy 70 on Prattville-Butt Reservoir Road between Belden and Caribou. Cascade - Sierra Nevada Mtn. Range. Drainage Area: Feather River North Fork. 762 Comment
  CAS-BOT-BC260844  Phleum pratense John Thomas Howell 1926-7-26 2136 Plumas Near Prattville 1371 Comment
  UCD89640  Phleum pratense R. Tofsrud 1948-8-1 s.n. Plumas Near Quincy. Comment
  SJSU15157  Phlox diffusa N. A. Hopkins 1993-6-16 1731 Plumas by Beckwourth-Janesville Rd c. 0.25 mi N of turn to Dixie Valley 1524 Comment
  RSA687514  Phlox diffusa subsp. diffusa G. D. Barbe, T. C. Fuller, J. T. Howell 1981-6-24 3264 Plumas Summit of Mt. Hough 2195 Comment
  CDA18760  Phlox gracilis G. D. Barbe, T. C Fuller 1982-7-16 3764 B 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
  UC1124185  Phlox hoodii subsp. canescens E. Sawyer 1935-5-21 8 Plumas 3.25 mi ene Beckwith Pass; Sierraville Quad. 1524 Comment
  UC1583984  Phlox speciosa G. Schoolcraft 1990-5-9 2027 Plumas about 1 mi w Crescent Mills 1463 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
  UC1542938  Phlox speciosa subsp. occidentalis G. Schoolcraft 1987-5-5 1693 Plumas Harrison Ranch 1584 Comment
  CAS-BOT-BC60682  Phoenicaulis cheiranthoides G. D. Barbe 1982-6-9 3666 Plumas Plumas National Forest. Southeast and below Thompson Peak, overlooking Honey Lake Valley. 2057 Comment
  CHSC75478  Phoenicaulis cheiranthoides G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-24 3254 Plumas 2.5 miles southeast of Mt Hough summit, 0.4 mile northwest of China Grade Road (to Taylorsville). 1798 Comment
  CAS-BOT-BC135162  Phoradendron juniperinum M. S. Taylor; M. Foster 1981-8-13 4177 Plumas top of hill, N & NE side of W flank of Wheeler Peak ridge, ca. 5 air mi N of Genesee 1981 Comment
  CAS-BOT-BC58837  Phyllodoce breweri Wayne Roderick 1967-8-5 s.n. Plumas Plumas-Sierra County line - e. end of Luther Ridge 2133 Comment
  CAS-BOT-BC58838  Phyllodoce breweri Anna Head 1920-7-30 s.n. Plumas Feather River Region - Trail to Mt. Elwell, near Silver Lake 2072 Comment
  CAS-BOT-BC58842  Phyllodoce breweri Anna Head 1921-1-1 s.n. Plumas Feather River Region - Lake Center Camp Comment
  CHSC108722  Phyllodoce breweri B. Castro; L. P. Janeway 2003-9-6 1449 Plumas High Cascade Range. Along un-named lake split by the Caribou Wilderness Area boundary, ca 1.5 mi west of Hay Meadow. Large patch on W edge of lake on Wilderness boundary line, near water's edge. 2058 Comment
  SEINET7270694  Phyllodoce breweri M. J. Williams 1966-7-11 s.n. Plumas Edge of meadow below Luther Ridge, above Johnsville 2256 Comment
  RSA451853  Physocarpus capitatus Anstruther Davidson 1928-7-1 s.n. Plumas Feather River [county not specified: Butte, Plumas or Sierra] Comment
  SFV10660  Pinus contorta subsp. murrayana M. L. Vincent 1964-4-10 557 Plumas Sierra Nevada Highway 89, 1 mile east of Chester. 1380 Comment
  NY49926  Pinus contorta var. murrayana E. Fritz 1936-6-21 8206 Plumas 1722.1 Comment
  CAS-BOT-BC78721  Pinus jeffreyi John Thomas Howell 1960-7-18 35503 Plumas Drakesbad 1828 Comment
  UC1219837  Pinus lambertiana R. A. Cockrell 1940-7-31 8548 Plumas Meadow Valley Comment
  CAS-BOT-BC72872  Pinus ponderosa Elmer I. Applegate 1929-6-22 5822 Plumas Mt. Lassen region; about 10 miles east of Mineral Comment
  UC1219835  Pinus ponderosa R. A. Cockrell 1940-7-31 8550 Plumas Meadow Valley 1584 Comment
  SEINET12616257  Pinus ponderosa var. ponderosa D. A. Charlet, T. Charlet 1996-7-11 2294 Plumas Sierra Nevada Diamond Mts above Last Chance Creek 1731 Comment
  CHSC65818  Piperia elongata L. P. Janeway 1993-8-3 4489 Plumas Plumas National Forest. Along Road 25N22 on west side of Soda Creek 0.1 mi northwest of Hwy 70 (and East Branch North Fork Feather River). 890 Comment
  UC924255  Piperia elongata H. S. Reed Plumas Forest Lodge 1036 Comment
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Dec 7 2014
  UCD138995  Piperia unalascensis W. R. Powell 1968-7-2 1595 Plumas along road southeast side of Little Grass Valley Reservoir, 3 miles north-northeast of La Porte. 1554 Comment
  CAS-BOT-BC228017  Plagiobothrys John Thomas Howell 1926-7-24 2113 Plumas Lake Almanor near Prattville 1371 Comment
  UC1037246  Plagiobothrys cognatus Leo Whitney 1923-8-8 1948 Plumas ca 10 mi nw Portola (3 mi e of the Cate Place); Plumas National Forest, Big Grizzley Valley 1828 Comment
  CAS-BOT-BC230961  Plagiobothrys hispidulus John Thomas Howell 1962-6-18 37746 Plumas Sierra Valley near Beckwourth 1487 Comment
  CAS-BOT-BC230965  Plagiobothrys hispidulus John Thomas Howell 1951-6-28 27676 Plumas Jamison Creek 1584 Comment
  CAS-BOT-BC230972  Plagiobothrys hispidulus Lowell Ahart 1985-9-26 5175 Plumas Little Grass Valley Reservoir, where Black Rock Creek flows into the lake, about 4 miles NW of La Porte 1584 Comment
  CAS-BOT-BC230982  Plagiobothrys hispidulus Walter Knight; et al. 1967-7-10 2124 Plumas The Butterfly Botanical Area and Vicinity. At spring 1127 Comment
  CAS-BOT-BC230990  Plagiobothrys hispidulus John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54176 Plumas Long Valley at road to Maxwell Mine 1633 Comment
  CHSC116183  Plagiobothrys hispidulus Lowell Ahart 2015-7-4 20281 Plumas About 150 yards south of the paved road by Tamarack Flat, about 1/2 mile wet of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1-1/2 miles (air) northwet of Little Grass Valley Reservoir. 1712 Comment
  JEPS113658  Plagiobothrys hispidulus Lowell Ahart, John Dittes 2007-6-16 14092 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
  CHSC63699  Plagiobothrys mollis var. mollis Vernon H. Oswald 1994-9-6 6475 Plumas Last Chance Marsh near the head of the meadow on the N side of the Hwy. 36 Causeway at Lake Almanor. 1373 Comment
  SEINET10497115  Plagiobothrys scouleri Lowell Ahart 1985-7-11 Ahart 5141 Plumas Below the high water line of Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake, about 4 1/4 miles north-east of La Porte. Comment
  RSA718443  Plagiobothrys scouleri var. hispidulus L. Ahart 2006-7-9 12926 Plumas About 100 yards north of the paved basalt road, about 3 3/4 miles (air) northwest of Tamarack Flat, about 5 3/4 miles (air) northwest of Little Grass Valley Reservoir. 1679 Comment
  RSA39779  Plagiobothrys scouleri var. hispidulus P. A. Munz 1947-5-16 11826 Plumas 8 miles north of Chilcoot. 1524 Comment
  RSA718153  Plantago major L. Ahart 2006-10-23 13482 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
  SEINET11448294  Platanthera dilatata var. leucostachys Unknown 1928-1 Plumas Feather River Canyon Comment
  CHSC20839  Platanthera leucostachys K. R. Stern 1975-7-24 5812 Plumas E shore of Lake Almanor. 1371 Comment
  UC1134753  Platanthera sparsiflora A. E. Wieslander Jul 1929 125 Plumas Butterfly Experiment Area Plumas Forest, Susanville Quad. 1219 Comment
  CHSC84504  Pleiacanthus spinosus John Dittes; Lowell Ahart 2003-8-8 2003 -87 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
  UC170985  Pleuricospora fimbriolata H. M. Hall 1912-6-29 9297 Plumas Meadow Valley 1219 Comment
  POM113569  Poa annua Marcus E. Jones 1897-7-2 s.n. Plumas Near Pratville at Clear Creek 1524 Comment
  CDA14773  Poa bolanderi G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-26 3368 Plumas Grizzly Summit 6 miles west of Bucks Lake on Spanish Ranch-Buteet County Road. 0 Comment
  CHSC44584  Poa bolanderi Lowell Ahart 1977-7-26 1499 Plumas Along the logging road to Bunker Hill Creek, about 1/2 mile north-east of the Bunker Hill Mine, about 10 miles north-east of La Porte. 1828 Comment
  CAS-BOT-BC254974  Poa bulbosa L. W. Swift 1934-5-12 110 Plumas Taylorsville 1097 Comment
  CHSC60513  Poa bulbosa L. P. Janeway 1992-5-22 4194 Plumas Plumas National Forest. South side of Middle Fork Feather River, just south of railroad tracks, 0.3 mi west of the road to Calpine; ca 4 mi east of Portola. 1487 Comment
  CHSC97141  Poa bulbosa Lowell Ahart; John Dittes, Josephine Guardino 2007-6-9 14057 Plumas Open rocky flat, about 50 yards west of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1857 Comment
  CAS-BOT-BC255123  Poa cusickii P. B. Kennedy; A. A. Heller 1907-7-5 8751 Plumas Red Clover Valley Comment
  SEINET10658723  Poa cusickii A. Arthur Heller, Patrick B. Kennedy 1907-7-5 Heller 8751 Plumas Red Clover valley. Comment
  CAS-BOT-BC255144  Poa cusickii subsp. epilis George W. Gillett 1957-7-13 760 Plumas Lassen Volcanic National Park. Below Sifford Lakes, on direct route to the Devils Kitchen 2057 Comment
  RSA59822  Poa palustris E. K. Balls 1950-9-15 15843 Plumas S tip Lake Almanor, near P G E dam, Hwy 89. 1372 Comment
  UCD91820  Poa pratensis A. A. Beetle 1941-6-28 2768 Plumas west side of Lake Almanor. 1828 Comment
  UCD91944  Poa pratensis R. N. Raynor 1939-6-1 s.n. Plumas along Lake Almanor, near Chester. Comment
  CHSC103122  Poa pratensis subsp. pratensis Lowell Ahart; John Dittes, Josephine Guardino 2009-7-21 16105 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
  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
  SEINET7294007 Image available Poa secunda subsp. juncifolia P. B. Kennedy 1901-1 s.n. Plumas [R. R. Station, Constantia] Comment
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Feb 4 2016
  JEPS113750  Poa secunda subsp. secunda Lowell Ahart, John Dittes 2007-6-16 14142 Plumas On dry gravelly soil, west of a small stream, about 200 yards south of of County Road 111 (Beckwourth Gensee Road), 20 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  UC1132757  Poa secunda subsp. secunda E. Sawyer 1935-6-27 187 Plumas 1.6 mi ene Grizzly Peak; Plumas Nat'l Forest, Downieville Quadrangle Comment
  UCD90788  Poa secunda subsp. secunda Beecher Crampton 1954-5-11 1886 Plumas 7 miles south of Vinton, Sierra Valley. Comment
  UCD91654  Poa secunda subsp. secunda John Thomas Howell 1975-6-16 51151 Plumas Sierra Nevada. 2 miles NW of Spring Garden. 1173 Comment
  SEINET7862454  Poa secunda var. secunda M. Foster 1988-6-5 200 Plumas Just south of Walker Mine Rd., 1 mi west of Lake Davis, and 12 mi north by northwest of Portola 1768 Comment
  SEINET7865056  Poa secunda var. secunda A. A. Heller, P. B. Kennedy 1907-7-3 8706 Plumas Hills above Red Clover valley Comment
  NY546655  Poa sierrae J. T. Howell 1967-5-9 42204 -[male] Plumas Sierra Nevada. 3.5 miles SW of belden, Feather River Canyon 609.6 Comment
  CAS-BOT-BC244267  Podagrostis humilis George W. Gillett 1957-7-19 853 Plumas Lassen Volcanic National Park. Just beyond very large spring 1.25 miles above The Devils Kitchen on trail to Sifford Lakes 2057 Comment
  SEINET10496955  Polemonium caeruleum subsp. amygdalium Mary Susan Taylor 1981-6-18 Taylor 3938 Plumas T25N R12E sw/ne sec 25. Grizzly Valley quad. Along spring crossing Beckwourth- Genesee Rd, N of Crystal Greek, ca. 2 mi S of Notson Bridge, ca. 17 air mi NE of Blairsden. 5700 ft elev. 1737 Comment
  SEINET10871689  Polygonum arenastrum Mary Susan Taylor 1982-9-13 Taylor 5134 Plumas T23N R14E se/ne sec 27. Portola quad. Ramelli Ranch, in vicinity of Calpine Rd bridge (109) over Feather River, on s side of the river, ca. 1 mi w of Beckwourth. 4880 ft. 1487 Comment
  CHSC102141  Polygonum aviculare subsp. depressum Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16237 Plumas On dry to damp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam. 1591 Comment
  CAS-BOT-BC414311  Polygonum aviculare subsp. neglectum John Thomas Howell; Gordon H. True 1967-7-12 43382 Plumas Twain 883 Comment
  CAS-BOT-BC414550  Polygonum douglasii John Thomas Howell 1960-7-18 35569 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CAS-BOT-BC414556  Polygonum douglasii L. P. Janeway 1993-8-5 4498 Plumas Plumas National Forest, La Porte Ranger District. Northeast end of Mooreville Ridge; along road 21N16 0.5 mi northeast of Devils Gap 1623 Comment
  CHSC117625  Polygonum douglasii Lowell Ahart 2016-8-30 21328 Plumas On the west side of the meadow, south of the pond, about 100 yards west of the Pacific Crest Trail on Bunker Hill Ridge, about 1 1/2 miles (air) southeast of Pilot Peak. 2044 Comment
  JEPS122105  Polygonum douglasii Lowell Ahart 2014-8-24 19744 Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  SEINET3405777 Image available Polygonum douglasii Lewis S. Rose 1967-7-9 67142 Plumas Quincy 1036 Comment
  RSA239267  Polygonum douglasii Larry E. DeBuhr, C. W. Tilforth 1972-9-20 42351 Plumas Along Hwy 70 2 miles N of Quincy. 1098 Comment
  JEPS102398  Polygonum douglasii subsp. douglasii Lowell Ahart 2001-7-17 8917 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
  JEPS115198  Polygonum douglasii subsp. douglasii Lowell Ahart, John Dittes, Josephine Guardino 2009-7-21 16116 Plumas West of a man made depression, about 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 miles (air) southwest of Lake Almanor 1302 Comment
  JEPS118390  Polygonum douglasii subsp. douglasii Lowell Ahart 2011-9-17 17669 Plumas About 100 yards south of an unnamed stream that flows east into Little Grass Valley Reservoir and opposite the Black Rock, about 80 yards south of the paved road, about 1/8 miles west of Little Grass Valley Reservoir 1645 Comment
  CHSC53211  Polygonum douglasii subsp. spergulariiforme L. P. Janeway 1989-6-23 3388 Plumas Upper slopes overlooking Crocker Cr from the east. Plumas National Forest Beckwourth Ranger District. 1874 Comment
  CHSC62485  Polygonum douglasii subsp. spergulariiforme L. P. Janeway 1993-8-26 4547 Plumas Plumas National Forest, Beckwourth Ranger District. Northwest corner of Sierra Valley; 1 mi west of Beckwourth and 4 mi east of Portola. Sagebrush flats on south side of Middle Fork Feather River. Little-used dirt road. 1484 Comment
  CHSC99830  Polygonum douglasii var. douglasii Lowell Ahart 2008-7-16 15095 Plumas West edge of a small meadow (swamp), north of a small deep stream, about 130 yards north of the paved road, about 1/4 miles 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
  CHSC100367  Polygonum minimum Lowell Ahart 2008-9-10 15378 Plumas On the bottom and sides of Onion Valley Creek, in the northeast part of Onion Valley, about 3/4 mile northwest of Pilot Peak, about 1/2 mile east of the Quincy La Porte road, about 9 1/2 miles (air) northeast of La Porte. 1916 Comment
  CHSC32014  Polygonum minimum L. Ahart 1974-8-3 578 Plumas In small meadow above Hopkins Creek near Mt. Etna, ca. 10 mi ne of La Porte. 1828 Comment
  CHSC40410  Polygonum minimum Lowell Ahart 1985-7-11 5139 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
  RSA0105473  Polygonum minimum Lowell Ahart 2014-8-31 19800 Plumas In and along the sides of Black Rock Creek, about 200 yards south of the foot bridge across Black Rock Creek, about 200 yards south of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. 1536 Comment
  CAS-BOT-BC419863  Polygonum polygaloides subsp. confertiflorum Anna Head 1921-1-1 s.n. Plumas Campbells Hot Springs, Feather River Region Comment
  CAS-BOT-BC420050  Polygonum polygaloides subsp. kelloggii Lowell Ahart 1981-7-21 2975 Plumas About 1.5 miles west on Cleghorn Bar Road, about 2 miles west of Pilot Peak. 1900 Comment
  CAS-BOT-BC420056  Polygonum polygaloides subsp. kelloggii Alice Eastwood 1918-5-25 7044 Plumas Portola Comment
  UC1075684  Polygonum sawatchense subsp. oblivium Robert J. Weatherby 1955-7-2 1570 Plumas near Taylor Lake; Bear Ridge 2194 Comment
  CAS-BOT-BC420219  Polygonum sawatchense subsp. sawatchense L. P. Janeway; Garrett Gibson 1991-7-11 4070 Plumas Plumas National Forest, Beckwourth Ranger District. Between Smith Peak and the southwest corner of Lake Davis; between Humbug Creek and Dan Blough Creek. 1798 Comment
  CAS-BOT-BC237272  Polypogon monspeliensis M. S. Taylor 1982-8-27 5072 Plumas Ramelli Ranch, where Feather River crosses RR tracks, ca. 1.5 miles SW of Beckwourth 1487 Comment
  JEPS110549  Polystichum imbricans subsp. imbricans Lowell Ahart 2006-10-23 13470 Plumas By large rocks on the west mountain side of Slate Creek (there is a large gravel flat caused by the dam), about 50 yards north of where the road ends, about 100 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1 1281 Comment
  CAS-BOT-BC72359  Polystichum imbricans subsp. imbricans John Thomas Howell 1959-9-26 35041 Plumas Slaty Rocks near Keddie 1005 Comment
  RSA718793  Polystichum lemmonii L. P. Janeway, David Toren 2006-11-7 8941 Plumas Plusa National Forest; Rogers Lake, in a bowl/cirqie imbedded in the steep northern slope of Red Mountain, 1.2 km south of the confluence of Little Grizzly Creek and Grizzly Creek. 1629 Comment
  UC170621  Polystichum scopulinum Mrs. Carlotta C. Hall 1912-7-14 9355 Plumas e branch of Nelson Creek 1950 Comment
  CAS-BOT-BC105585  Populus trichocarpa Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region Comment
  SEINET10460764  Porterella carnosula H. E. Brown Brown 615 Plumas Near Lassen Buttes 1829 Comment
  RSA769215  Portulaca oleracea L. Ahart, John Dittes 2009-9-7 16389 Plumas Below the high water line of Lake Almanor, about 2000 feet NW of lake Almanor Dam. 1591 Comment
  CAS-BOT-BC452099  Potamogeton amplifolius Mollie Schneider 1975-6-24 s.n. Plumas Sierra Valley Marsh. Station 1. North side of road near cow pasture at corner. Comment
  CHSC102968  Potamogeton crispus Lowell Ahart; John Dittes 2009-9-7 16392 Plumas In 3-4 feet of water, Lake Almanor, about 1000 feet northwest of Lake Almanor Dam. 1591 Comment
  CAS-BOT-BC267202  Potamogeton foliosus Robert J. Weatherby 1950-7-28 1492 Plumas Snake Lake, near Quincy 1219 Comment
  CHSC20817  Potamogeton illinoensis K. R. Stern 1975-7-25 5831 Plumas NW shore of Lake Almanor. 1371 Comment
  CHSC34885  Potamogeton nodosus M. S. Taylor 1981-8-31 4261 Plumas Creek under RR tracks off spur rd 0.5 mi s of Hwy 70, near Mabie, ca. 3 mi w of Portola. 1463 Comment
  CAS-BOT-BC453968  Potamogeton pectinatus Mrs. Jos. Clemens 1919-10-27 s.n. Plumas Taylorsville Comment
  UCD20195  Potamogeton richardsonii R. Yeo 1971-7-19 s.n. Plumas Lake Davis, near Portola. Comment
  CHSC81147  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
  SJSU11966  Potentilla biennis N. A. Hopkins 1973-6-19 550 Plumas 5 mi SE of Beckwourth, Sierra Valley 1402 Comment
  CDA18444  Potentilla glandulosa G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-23 3146 b Plumas Sierra Nevada; 3.25 mi west of Round Valley Reservoir Dam; 0.25 mil east of jct with road to Canyon Dam (i.e. south arm of Lake Almanor). 1633 Comment
  CHSC102654  Potentilla glandulosa subsp. ashlandica Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16143 Plumas On dry gravelly soil, bottom of a small wash, 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
  CHSC20730  Potentilla gracilis K. R. Stern 1975-7-24 5901 Plumas E shore of Lake Almanor. 1371 Comment
  JEPS15482  Potentilla gracilis Joseph and Hilda W. Grinnell 1938-6-11 1095 a Plumas meadows near Mohawk; meadows near Mohawk 1341 Comment
  SD8450  Potentilla gracilis var. fastigiata Daniel Cleveland 1882-7-20 Plumas Prattville Comment
  CAS-BOT-BC539746  Potentilla gracilis var. fastigiata A. H. Kramer 1933-6-1 s.n. Plumas Lassen National Park Comment
  CAS-BOT-BC540077  Potentilla gracilis var. fastigiata Mary Strong Clemens 1920-8-16 s.n. Plumas Greenville Comment
  CAS-BOT-BC540406  Potentilla gracilis var. fastigiata John Thomas Howell 1955-7-20 30831 Plumas Sierra Nevada, Mohawk 1371 Comment
  CAS-BOT-BC540414  Potentilla gracilis var. fastigiata Walter Knight; John Thomas Howell; Gordon True 1969-6-24 2466 Plumas Sierra Nevada, Butterfly Area, in vicinity of Darlingtonia Bog 1097 Comment
  POM147047  Potentilla gracilis var. fastigiata Alice Eastwood 1927-6-27 14870 Plumas United States Forest Reserve Comment
  CAS-BOT-BC158523  Potentilla millefolia Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  CHSC60141  Potentilla rivalis L. P. Janeway 1992-11-4 4320 Plumas Plumas National Forest. Northwest side of Lake Davis, ca 0.3 mi west of the Bagley Pass Road; at the end of Mosquito Slough Road (24N54Y). Below high water level, ca 200 ft from present water level. 1755 Comment
  JEPS102824  Potentilla rivalis Lowell Ahart 2001-8-29 9236 Plumas On the west side of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  JEPS96072  Potentilla rivalis Vernon H. Oswald and Lowell Ahart 1996-7-15 8013 Plumas e side of arm of Lake Almanor extending n from Highway 36 causeway, s of the point where road to Last Chance Campground (28N11) begins to parrallel lake Lake Almanor; High Cascade Range, Lake Almanor 1371 Comment
  SJSU5817  Potentilla rivalis J. W. Tilden 1958-6-29 1306 Plumas NW shore L Almanor 1828 Comment
  CHSC40875  Poteridium annuum K. R. Stern 1985-6-25 8283 Plumas Vicinity of Blairsden. 1371 Comment
  SBBG121282  Poterium sanguisorba L. Ahart, J. Dittes 2007-6-16 14147 Plumas W of a small stream, ca. 200 yards S of County Rd 111 (Beckwourth Gensee Rd), 20 yards E of Forest Rd 24NO8, Red Clover Valley, ca. 2 mi (air) N of the N end of Lake Davis 1647 Comment
  SD6889  Prunella vulgaris Daniel Cleveland Jul 1882 Plumas Big Meadows Comment
  SEINET10498363  Prunella vulgaris subsp. lanceolata Mary Susan Taylor 1974-7-3 Taylor 303 Plumas Butterfly Valley Botanical Area, ca. 10 mi NW of Quincy on Hwy 70. Associates: Drosera rotundifolia, Darlingtonia californica. 1219 Comment
  CAS-BOT-BC158132  Prunus emarginata M. S. Taylor 1982-5-25 4531 Plumas Jct of Peoria Creek Rd (23N10) and Cold Water Creek, 2.5 mi n of its jct with Nelson Creek, ca. 4 air mi sw of Sloat 1463 Comment
  CDA13443  Prunus emarginata G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13290 Plumas Sierra Nevada; On USFS 23N11A, 2 mi. NE of Mt. Jackson. Comment
  RSA515723  Prunus emarginata B. Pitzer 1988-5-29 951 Plumas Plumas National Forest, ca. 6.0 miles north of Gold Lake on Gold Lake Road, and 2.6 miles south of junction with Highway 89. 1829 Comment
  CAS-BOT-BC154843  Prunus virginiana var. demissa Lewis S. Rose 1967-6-19 67121 Plumas Butterfly Valley, ca. 3 mi. w. of Keddie 1005 Comment
  RSA189440  Prunus virginiana var. demissa L. S. Rose 1967-6-12 67121 Plumas Butterfly Valley. Ca 3 miles W of Keddie. 1067 Comment
  POM319251  Prunus virginiana var. melanocarpa Patricia Wilder 1971-6-22 5147 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
  CAS-BOT-BC357349  Pseudognaphalium microcephalum John Thomas Howell 1951-8-19 28173 Plumas Near Paxton 914 Comment
  CHSC99829  Pseudostellaria jamesiana Lowell Ahart 2008-7-16 15100 Plumas Dry open area west of a small meadow (swamp), north of a small deep stream, about 130 yards north of the paved road, about 1/4 miles 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
  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
  SEINET10866961  Pseudotsuga menziesii Mary Susan Taylor 1974-7-3 Taylor 301 Plumas Butterfly Valley Botanical Area, ca. 10 mi NW of Quincy on Hwy 70. Associates: Drosera rotundifolia, Darlingtonia californica. 1219 Comment
  CAS-BOT-BC72611  Pteridium aquilinum Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1592 Plumas Fern Glen. 1097 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
  SEINET10940284  Pterospora andromedea Mary Susan Taylor, M. Foster 1981-7-14 Taylor 4017 Plumas T26N R9E ne sec 30 and nw sec 29, Almanor SE quad and Greenville SW quad. Saddle at head of Bullfrog Ravine, up to 1/4 mi E and W of rd 26N18, ca. 3 air mi NW of Indian Falls on Hwy 89; moist Coniferous Forest; 5200 to 5700 ft elev. 1585 Comment
  CAS-BOT-BC239790  Puccinellia lemmonii Greg Sommers 1976-7-1 138 Plumas Sierra Valley Marsh, roadside along Dyson Lane, 1 km W of metal bridge 1524 Comment
  SEINET4890226  Puccinellia lemmonii W. Harnach, N. Harnach 2000-6-14 909 Plumas Sierra Valley, approximately 0.5 miles west of County Road A-24, 2.5 miles north of Loyalton 1518 Comment
  RSA797520  Purshia tridentata P. Reisentz 1979-5-12 s.n. Plumas Indian Creek, at the junction of Highway 70 and Highway 89. Comment
  HSC19594  Purshia tridentata var. tridentata W. R. Rogers 1966-7-28 210 Plumas 2012 Comment
  RSA715669  Purshia tridentata var. tridentata L. Ahart, J. Guardino 2005-8-10 12308 Plumas Northeast of a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1822 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
  JEPS48508  Pyrola aphylla Esther C. Fritz 1933-8-5 Plumas Camp Califorest near Meadow Valley 1188 Comment
  UC635152  Pyrola asarifolia H. L. Mason Jul 1925 2891 Plumas Mount Elwell Comment
  CHSC58508  Pyrola asarifolia subsp. asarifolia Vernon H. Oswald; Lowell Ahart, Linnea Hanson, Lawrence Janeway 1992-7-1 5043 Plumas Grass Lake located just W of Lakes Basin Campground, ca. 5 mi (air) SSW of Graeagle via Gold Lake Forest Hwy. (County Rd. 519). 1926 Comment
  CHSC70250  Pyrola dentata B. Castro; R. Zebell, R. Fallscheer 1989-8-2 349 Plumas Ca 3.5 air mi S of Bucks Lake, 50-100 ft W of USFS Rd 23N58. 1737 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-BC466104  Pyrola picta Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC466110  Pyrola picta H. E. Brown 1897-8-1 604 Plumas Near Lassen Buttes 1828 Comment
  CHSC34919  Pyrrocoma carthamoides var. cusickii M. S. Taylor 1981-7-21 4082 Plumas NE corner of jct of 25N42 and 401 (E and above Squirrel Creek), ca. 3 air mi n of Spring Garden. 1371 Comment
  CHSC34935  Pyrrocoma hirta var. lanulosa M. S. Taylor 1981-7-7 3989 Plumas On 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
  UC1037292  Pyrrocoma hirta var. lanulosa Leo Whitney 1934-8-24 1670 Plumas near Murdock Crossing 12 mi s Jonesville; Plumas National Forest 1889 Comment
  UCD129028  Pyrrocoma lanceolata Charles Wemken 1973-8-21 s.n. Plumas Vinton. Comment
  JEPS5021  Pyrrocoma lucida Roxana S. Ferris 1951-9-14 12469 Plumas just n Sierra County line (between Graeagle and Calpine) Comment
  CHSC69124  Pyrrocoma racemosa var. paniculata Vernon Oswald; Beth Corbin, Gary Schoolcraft 1997-8-5 8810 Plumas Northwest of Westwood on road 30N07 ca. 0.2 mi west of A21, ca. 2.5 mi (air) northeast of the summit of Swain Mtn. 1737 Comment
  JEPS100318  Pyrrocoma racemosa var. paniculata Dean W. Taylor 2001-7-20 17845 Plumas Diamond Mountains, Snow Lake (ca. 2 air miles east of Frenchman Lake), growing on the edge of Forest Road 24N44 just southeast of the lake 1859 Comment
  UCD45591  Quercus chrysolepis John M. Tucker 1948-7-25 1736 Plumas California, Plumas Co.; summit of 'Lava Cap', ca. 1 mi. south of Cascade. Elevation 4717 ft. 1435 Comment
  UCR106824  Quercus chrysolepis J. M. Tucker 1948-7-25 1736 Plumas Summit of 'Lava Cap', c. 1 mi south of Cascade 1436 Comment
  CHSC90297  Quercus chrysolepis var. nana L. P. Janeway 1994-8-26 4754 Plumas Northern High Sierra Nevada. Extreme western extension (end) of Lava Top, about 1.0 mi southwest of town of Cascade. 1440 Comment
  JEPS108141  Quercus chrysolepis var. nana L. P. Janeway 1994-8-26 4752 Plumas Northern High Sierra Nevada. On top of Lava Top, about 0.8 mi southeast of town of Cascade 1411 Comment
  JEPS26748  Quercus durata var. durata P. C. Hutchison 1961-6-9 2119 Plumas 2 mi s (below) Rich Bar (above road at bridge, canyon of the North Fork of Feather River, along U.S. Hwy 40 Alt) Comment
  CAS-BOT-BC94264  Quercus garryana John Thomas Howell 1959-9-26 35067 Plumas near Virgilia 838 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
  RSA71292  Quercus garryana var. semota L. S. Rose 1951-6-26 51020 Plumas East Fork of the Feather River. 823 Comment
  UCD46128  Quercus garryana var. semota John Thomas Howell 1959-9-26 35067 Plumas Near Virgilia. 838 Comment
  CDA14747  Quercus kelloggii G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3293 Plumas Beckwourth-Greenville Road 0.7 mile south of Arlington Road, east of Taylorsville. 1112 Comment
  UC338621  Quercus kelloggii unknown 1889-5-28 Plumas Mohawk valley Comment
  UCD56583  Quercus kelloggii John Thomas Howell 1976-7-14 51823 Plumas Sierra Nevada. American Valley near Quincy on road to Quincy Junction. 1036 Comment
  CAS-BOT-BC104603  Quercus vacciniifolia John Thomas Howell 1960-7-17 35500 Plumas Lassen Volcanic National Park, Drakesbad 1828 Comment
  CHSC21338  Quercus vacciniifolia F. T. Griggs; A. Pass 1975-7-7 86 Plumas Gold and Silver Lakes. Comment
  SEINET5586335  Quercus vacciniifolia John M. Tucker 1948-1 1733 Plumas California, Plumas County.; about 1/4 mi. below the Camel Peak Lookout, along the road; shrubs in chaparral of Arctostaphylos and Castanopsis 1676 Comment
  UC1135796  Quercus vacciniifolia F. W. Embree 1934-6-6 79 Plumas 1 mi s, 0.25 mi w Rutherford; Plumas National Forest, Bidwell Bar Quad. 1615 Comment
  SEINET5338395  Ranunculus andersonii C. Bailey 1979-3-24 42 Plumas Frenchman Res., just beyond parking area on N side of dam 1743 Comment
  CHSC37018  Ranunculus aquatilis var. capillaceus M. S. Taylor 1982-5-16 4455 Plumas In creek crossing rd, ca. 1/8 mi e of Hwy 89, ca. 1/4 mi n of Graeagle, in Mohawk Valley. 1310 Comment
  JEPS54997  Ranunculus aquatilis var. capillaceus W. L. Jepson 1918-8-16 8023 Plumas Clover Creek Genesee Valley (foot) 1097 Comment
  CAS-BOT-BC378979  Ranunculus aquatilis var. diffusus David D. Keck 1932-7-3 1661 Plumas Quincy, Northern Sierra Nevada 488 Comment
  CAS-BOT-BC379247  Ranunculus aquatilis var. diffusus George W. Gillett 1957-7-18 822 Plumas Lassen Volcanic National Park, growing in the main inlet to Willow Lake, at the north end of Willow Lake Meadow 1661 Comment
  CAS-BOT-BC379248  Ranunculus aquatilis var. diffusus M. S. Taylor 1981-5-10 3670 Plumas aquatic in N side of Antelope Lake, ca. 0.25 mi E of Boulder Creek and USFS Work Center, between road and lake, ca. 20 mi NE of Taylorsville 1536 Comment
  SEINET5338686  Ranunculus glaberrimus T. Ramelli 1948-4-25 11 Plumas 2 miles south of Vinton, Calif. 1585 Comment
  CHSC110297  Ranunculus occidentalis var. ultramontanus B. Castro; L. P. Janeway 2006-6-3 1574 Plumas Northern High Sierra Nevada.West side of lower Thompson Valley 1.25 mi N of the mouth of McReynolds Creek at Red Clover Creek. 1676 Comment
  POM284388  Ranunculus occidentalis var. ultramontanus Lyman Benson 1949-6-21 13749 Plumas Hat Creek, 13.5 miles N of Manzanita Lake. Cascade Mt. Pit River Drainage 1220 Comment
  RSA147071  Ranunculus occidentalis var. ultramontanus Alice Eastwood 1927-6-12 14497 Plumas Forest Lodge, Greenville. Comment
  CHSC58177  Ranunculus orthorhynchus var. orthorhynchus Vernon H. Oswald; Lowell Ahart 1992-6-2 4975 Plumas Lassen Volcanic National Park. Quarter section of land at the W end of Forest Rd. 29N75 on Kelly Mtn., ca. 0.75 mi (air) WSW of Kelly Camp in Warner Valley. 1767 Comment
  JEPS23630  Ranunculus uncinatus Esther C. Fritz 1933-8-1 Plumas above Camp Califorest (UC Forestry Camp) (just off Meadow Valley); Schneider Meadow 1188 Comment
  CAS-BOT-BC59566  Rhamnus John Thomas Howell 1976-7-14 51824 Plumas Sierra Nevada - American Valley near Quincy on road to Quincy Junction 1036 Comment
  JEPS101236  Rhamnus alnifolia Dean W. Taylor 2000-7-31 17541 Plumas Little Antelope Creek, southeastern end of Antelope Lake (Feather River watershed); along Forest Road 278N41 0.2 miles S from junction of Road 172 (paved) Comment
  RSA88509  Rhamnus alnifolia J. T. Howell 1951-6-27 27617 Plumas Jamison Creek 1829 Comment
  JEPS103380  Rhamnus purshiana Lowell Ahart 2002-7-6 9838 Plumas On the SW side of a meadow, on the W side of the dirt road, on Rock Island Ridge, ca 3/4 mile SE of Soapstone Hill and the Oroville Quincy Highway, ca 1 1/2 miles (air) NE of Four Trees. 1611 Comment
  JEPS41949  Rhamnus purshiana E. Fritz 1936-6-9 Plumas Meadow Valley 1188 Comment
  RSA59332  Rhamnus purshiana E. K. Balls 1950-9-12 15785 Plumas 1.5 miles along trail from Lakes Center Public Camp to Long Lake Outlet, southern Plumas County 2012 Comment
  RSA212160  Rhamnus rubra L. S. Rose 1969-6-23 69044 Plumas 10 miles SW of Quincy La Porte Road. 1250 Comment
  UC1121929  Rhamnus rubra E. Sawyer 1935-7-8 277 Plumas 4.5 mi s Crow; Plumas National Forest, Sierraville Quad. 1798 Comment
  UCD35832  Rhododendron columbianum Beecher Crampton 1964-8-25 7161 Plumas Lassen Volcanic National Park; Devil's Kitchen, Hot Springs Creek. 1859 Comment
  SBBG33901  Rhododendron neoglandulosum L. S. Rose 1969-6-24 Plumas Butterfly Valley, 5 mi W of Keddie 1310 Comment
  CAS-BOT-BC56653  Rhododendron occidentale Robert J. Weatherby 1955-6-16 1531 Plumas Head of Berry Creek, above Virgilia, Feather River Canyon 1524 Comment
  CDA28744  Rhododendron occidentale B. Smith August 1996 s.n. Plumas Plumas National Forest; 0.5 mi S of town of Cascade on Plumas/Butte Co. boundary. 1292 Comment
  CHSC61619  Rhododendron occidentale Hatton; Cayot 1914-9-20 100 Plumas Cascade Valley. 1219 Comment
  RSA121959  Rhododendron occidentale var. californicum F. W. Embree 1934-6-6 64 Plumas South slope of Bucks Mountain. 1524 Comment
  CAS-BOT-BC111875  Rhynchospora alba Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1687 Plumas In wet area of Sweetwater Meadow. 1127 Comment
  CHSC10772  Ribes californicum Lowell Ahart 1969-5-18 Plumas Slate Creek, 10 miles south of La Porte. 914 Comment
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Jul 22 2018
  CAS-BOT-BC108709  Ribes cereum L. P. Janeway 1989-6-20 3353 Plumas Plumas National Forest. Beckwourth Ranger District. East facing slope near top of Crocker Mountain 2194 Comment
  CAS-BOT-BC169123  Ribes inerme var. inerme John Thomas Howell 1961-9-23 36835 A Plumas Indian Valley east of Crescent Mills - Sierra Nevada 1082 Comment
  CHSC54399  Ribes inerme var. inerme Vernon H. Oswald 1991-6-12 4663 Plumas Lassen Volcanic National Park. Meadow on the north side of Willow Lake, on the north side of the park boundary, ca. 3 miles southeast of Drakesbad. 1661 Comment
  SEINET13942628 Image available Ribes menziesii A. D. E. Elmer 2015-1 4496 Plumas Portola Comment
  CAS-BOT-BC212659  Ribes nevadense Lowell Ahart 1981-7-21 2946 Plumas Head of Dixon Creek, N of Pilot Peak 1800 Comment
  CHSC10767  Ribes nevadense Lowell Ahart 1969-5-18 Plumas Slate Creek, 10 miles south of La Porte. 914 Comment
  CHSC70263  Ribes nevadense B. Castro; R. Fallscheer, R. Zebell 1989-8-7 360 Plumas Ca 3 air mi S of Bucks Lake, W of USFS Rd 23N18, ca 0.3 mi SW jcn Rds 23N18, 23N15 and 23N69, on the south flank of Red Mtn. 1737 Comment
  UC1075910  Ribes nevadense E. K. Balls and L. W. Lenz 1955-5-14 20704 Plumas 1 mi ne U.S. Hwy. 40 alt. (along Hwy. 89 toward Lake Almanor) 670 Comment
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Mar 29 2016
  RSA0023140  Ribes nevadense E. K. Balls, Lee W. Lenz 1955-5-14 20704 Plumas 1 mi. NE along Highway 89 toward Lake Almanor, from junct. with US Highway 40 alt. 671 Comment
  SJSU7826  Ribes nevadense F. S. Gereb & C. L. Baker 1968-5-5 105 Plumas Deer Cr between Meadow Valley & Quincy 1219 Comment
  CAS-BOT-BC186215  Ribes roezlii var. roezlii Jay B. Walker; Jeff Stadler; Noah Goldstein 1994-8-3 875 Plumas On La Porte Rd. 15 km south of jct with hwy 70 1500 Comment
  CAS-BOT-BC186224  Ribes roezlii var. roezlii George W. Gillett 1957-7-19 859 Plumas On trail to Sifford Lakes, about 1 1/4 miles above the Devils Kitchen 2057 Comment
  CAS-BOT-BC173855  Ribes velutinum James R. Shevock 1985-5-19 11162 Plumas Plumas National Forest, Little Last Chance Creek on road to Frenchman Reservoir 1750 Comment
  CDA13917  Rigiopappus leptocladus G. F. Hrusa 1997-5-3 13844 Plumas Sierra Nevada; 1/2 mi. NE of intersection of Hwy 70 and Rattlesnake Creek Rd (to N; USFS 508)/and Sloat Rd. (to S). Comment
  CAS-BOT-BC363059  Rigiopappus leptocladus Mary Strong Clemens 1920-7-1 s.n. Plumas Greenville Comment
  CAS-BOT-BC74625  Rorippa curvisiliqua Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1443 Plumas Butterfly Botanical Area and Vicinity. In bed of Spanish Creek near confluence of Butterfly Creek. 1021 Comment
  CAS-BOT-BC74644  Rorippa curvisiliqua E. K. Balls 1950-8-31 15549 Plumas Spanish Creek, off Highway 24, just north of Quincy. 1066 Comment
  CDA18592  Rorippa curvisiliqua G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3273 Plumas Sierra Nevada; 1.3 miles below Mt. Hough summit, returning to junction with China Grade. 2042 Comment
  CAS-BOT-BC74630  Rorippa curvisiliqua John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54282 Plumas Sierra Nevada. About 1.3 mile southeast of Mount Hough on the road to Quincy. 2042 Comment
  JEPS115563  Rorippa curvisiliqua var. curvisiliqua Lowell Ahart, John Dittes 2009-7-27 16166 Plumas On damp soil, bottom of a small dry pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam 1479 Comment
  CHSC100364  Rorippa curvisiliqua var. orientalis Lowell Ahart 2008-9-10 15393 Plumas Below the high water line of Little Grass Valley Reservoir, north of the South Fork of the Feather River, southwest of the horse camp, about 4 1/2 miles (air) north of La Porte. 1537 Comment
  CHSC43433  Rorippa curvisiliqua var. orientalis Lowell Ahart 1976-7-16 1176 Plumas By the edge of a logging road, about 1 1/2 miles west of Fowler Peak, about 5 miles north-west of Little Grass Valley Reservoir. 1828 Comment
  JEPS113591  Rorippa curvisiliqua var. orientalis Lowell Ahart, Josephine Guardino 2007-7-20 14328 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis 1763 Comment
  JEPS105834  Rosa bridgesii Lowell Ahart, John Dittes, Josephine Guardino 2004-6-6 11001 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
  JEPS105837  Rosa bridgesii Lowell Ahart, John Dittes, Josephine Guardino 2004-5-24 10953 Plumas On the southeast 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 1251 Comment
  CAS-BOT-BC148163  Rosa gymnocarpa John Thomas Howell 1951-8-19 28186 Plumas Greenville 1097 Comment
  CHSC21212  Rosa gymnocarpa F. T. Griggs; A. Pass 1975-7-1 15 Plumas East of Grizzly Creek. Comment
  RSA101400  Rosa gymnocarpa R. Weatherby 1955-7-21 1644 Plumas Near jct of McCarthy Bar Road and 4th Water Bear Creek Road. Near Bottle Springs, Middle Fork Feather River. 1616 Comment
  JEPS102528  Rosa woodsii var. ultramontana Lowell Ahart 2001-8-29 9226 Plumas Near Ramelli Creek, a branch of Little Last Chance Creek, about 3 miles (air) north of Frenchman Lake. 1737 Comment
  JEPS113536  Rosa woodsii var. ultramontana Lowell Ahart, John Dittes, Josephine Guardino 2007-8-10 Plumas E margin of a small meadow, about 40 yds S of Beckwourth Gensee Road, there is a small quarry E of a poor road, the meadow and stream, about 2 mi (air) N of the N end of Lake Davis 1761 Comment
  UC1128651  Rubus parviflorus E. Nourse 1934-8-15 962 Plumas 2 1/2 mi e and 1/4 mi s Clermont Hill; Plumas National Forest, Downieville Quad. 1706 Comment
  UCD169666  Rudbeckia occidentalis L. P. Janeway; B. Castro 2011-9-11 10718 Plumas Northern High Sierra Nevada. Between Road 22N57 (the road around Little Grass Valley Reservoir) and Black Rock Creek just before it empties into the Reservoir. 1570 Comment
  CHSC21094  Rumex acetosella F. T. Griggs; A. Pass 1975-7-3 73 Plumas Bucks Lake Forest Service Survey. N of Grizzly Forebay. Comment
  CAS-BOT-BC433320  Rumex crispus Greg Sommers 1976-7-29 198 G Plumas Sierra Valley Marsh. South of Dyson Road east of metal bridge. Comment
  CAS-BOT-BC433734  Rumex occidentalis John Thomas Howell 1960-7-19 35623 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CHSC113870  Rumex triangulivalvis Lowell Ahart 2014-8-26 19778 Plumas On the south side of the South Fork of the Feather River, Little Grass Valley Resrvoir, 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
  UCD101480  Rumex triangulivalvis Malcolm A. Nobs; S. Galen Smith 1949-8-18 1371 Plumas Last Chance Marshes at north end of Lake Almanor, just south of Chester. Comment
  CHSC81412  Sagittaria cuneata Lowell Ahart 2001-9-18 9282 Plumas In shallow water of Freeman Creek, on the strand of Lake Davis. 1761 Comment
  UC935761  Sagittaria latifolia Malcolm A. Nobs and S. Galen Smith 1949-8-19 1419 Plumas about 2 mi s Greenville (Indian Valley); Indian Valley Comment
  CAS-BOT-BC103627  Salix eastwoodiae Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas edge of Summit Lake, Gold Lake region Comment
  CAS-BOT-BC103628  Salix eastwoodiae Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas west side of Deer Lake, Gold Lake region Comment
  CAS-BOT-BC103882  Salix exigua Greg Sommers 1976-6-12 119 G Plumas Along Dyson (Marble) Lane. [Sirra] Sierra Valley. 1487 Comment
  CAS-BOT-BC103890  Salix exigua W. Harnach; N. Harnach 1991-6-21 557 Plumas Sierra Valley. Next to R/R bridge east of Co. Rd. A-23 1487 Comment
  CHSC112525  Salix geyeriana B. Castro; L. P. Janeway 2007-6-24 1658 Plumas Northern High Sierra Nevada. NW side of lower Thompson Valley ~ 1.2 mi NNW of the mouth of McReynolds Creek at Red Clover Creek. Ca 500 ft W side of Thompson Creek, ca 700 ft SW of small rock dam and pond, in seep at lower edge of open Ponderosa-Jeffrey pine forest. On ca 5% E-facing slope within area of dry sagebrush, bitterbrush and sparse grasses, in small 35x100ft springy area. 1677 Comment
  SBBG27406  Salix geyeriana C. R. Ball, E. Smith, Mrs. H. P. Bracelin 1932-7-25 696 Plumas fork of Feather River ca. 5 mi SW of Prattville Comment
  UC525903  Salix geyeriana C. R. Ball, Emily Smith, Mrs. H. P. Bracelin 1932-7-25 697 Plumas Fork of Feather River about 5 miles southwest of Prattville Comment
  SEINET11990954  Salix lasiandra W. Knight, Knight, I. 1983-1 4945 Plumas North Fork of Feather River and Warner Creek, Yellow Pine Forest, road between chester adn Drakesbad 1463 Comment
  CAS-BOT-BC125309  Salix lasiandra var. lasiandra John Thomas Howell 1955-7-20 30841 Plumas Mohawk 1371 Comment
  JEPS102791  Salix lasiandra var. lasiandra Lowell Ahart 2001-6-4 8754 Plumas On the north side of the South Fork of the Feather River, about 1/4 mile NE of the Feather Fork mine, about 2 miles NE of Little Grass Valley Reservoir, about 6 miles (air) NE of La Porte. 1615 Comment
  CAS-BOT-BC128439  Salix lasiolepis var. lasiolepis John Thomas Howell 1959-9-21 34771 Plumas Bars of N. Fork Feather River near Belden - Sierra Nevada 701 Comment
  CHSC92168  Salix lasiolepis var. lasiolepis Lowell Ahart; John Dittes 2005-9-19 12370 Plumas Shore line, on the east side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake. 2076 Comment
  CHSC9575  Salix lemmonii E. L. Smith 1971-4-28 949 Plumas N city limits in Quincy. 1043 Comment
  JEPS113522  Salix lemmonii Lowell Ahart, John Dittes 2007-6-16 14128 Plumas Meadow, 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
  JEPS14800  Salix lemmonii W. L. Jepson 1910-6-5 4066 Plumas Warner Valley 1524 Comment
  RSA107160  Salix lemmonii Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  UC1135030  Salix lemmonii E. Sawyer 1935-5-27 40 Plumas 1 1/4 mi nnw Kerby; Sierraville Quadrangle 1554 Comment
  RSA508630  Salix lemmonii var. austinae R. M. Austin 1880-1 s.n. Plumas [No location information provided.] Comment
  CAS-BOT-BC125109  Salix ligulifolia C. R. Ball; Mrs. H. P. Bracelin; Beryl Kautz 1931-5-31 393 Plumas North Fork of Feather River, at Chester 1350 Comment
  SBBG57908  Salix ligulifolia C. R. Ball, Mrs. H. P. Bracelin, B. Kautz 1931-5-31 394 Plumas N fork of Feather River at Chester, flood plain at hwy bridge 1350 Comment
  SD980  Salix ligulifolia Carleton R. Ball, Mrs. H. P. Bracelin, Beryl Kautz 1931-5-31 393 Plumas North Fork of Feather River, at Chester, floodplain at highway bridge 1349 Comment
  UCSB15994  Salix ligulifolia Breedlove, Dennis 1962-6-12 Plumas Middle Fork of Feather River, 1 mile southeast of Cromberg; Sierra Nevada 1341 Comment
  CDA39566  Salix lucida subsp. lasiandra L. Ahart 2001-6-4 8755 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. Comment
  CAS-BOT-BC129382  Salix melanopsis David D. Keck 1932-7-3 1656 Plumas Meadow south of Spanish Creek - Quincy 1066 Comment
  CAS-BOT-BC129390  Salix melanopsis A. A. Heller; P. B. Kennedy 1907-7-13 8830 Plumas Taylorville Comment
  CAS-BOT-BC129396  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
  UC482038  Salix melanopsis C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 395 Plumas N. Fork Feather R. at Chester (at hwy. bridge); N. Fork Feather R. 1350 Comment
  UC482043  Salix melanopsis C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 396 Plumas N. Fork Feather R. at Chester; N. Fork Feather R. 1350 Comment
  SEINET4174120  Salsola paulsenii W. Harnach, N. Harnach 1990-7-10 468 Plumas Sierra Valley, just west of the steel bridge on Marble Lane 1486 Comment
  CHSC52517  Sambucus racemosa var. microbotrys L. P. Janeway 1990-6-27 3735 Plumas Plumas National Forest. Along Joseph Creek about 1/4 mi east of its headwaters on the northeast side of Grizzly Ridge. 2026 Comment
  RSA0089043  Sanicula bipinnatifida Bonnie C. Templeton 1968-6-9 11248 Plumas Butterfly Valley, ca. 10 mi. west of Quincy. 1066 Comment
  SEINET11263195  Sanicula bipinnatifida Barbara Ertter, Gary Schoolcraft 1990-5-14 8980 Plumas East side of mountain above Crescent Mills, E of Round Valley Reservoir.; 0 1372 Comment
  CAS-BOT-BC205711  Sanicula graveolens James R. Shevock 1985-5-19 11164 Plumas Northern Sierra Nevada. Plumas National Forest, along forest road 28N01, 2 miles west of Frenchman Reservoir 1800 Comment
  CDA18465  Sanicula graveolens G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3202 Plumas Sierra Nevada; 0.5 mile north of Taylor Creek Road (to Solomon Saddle) junction, on Mt. Hough-Crystal Lake Road. 1584 Comment
  JEPS25810  Sanicula graveolens John W. Duffield 1937-5-27 Plumas Meadow Valley, Grubstake Flats, southwestern Plumas County Meadow Valley; , Grubstake Flats Comment
  CHSC45884  Sanicula tuberosa Lowell Ahart 1979-7-18 1983 Plumas In a small meadow, along Cleghorn Bar Road, about 1 mile west of the Quincy La Porte Road, about 2 miles west of Pilot Peak, about 12 miles north of La Porte. 1676 Comment
  CHSC97160  Sanicula tuberosa Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 13992 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
  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
  UC337550  Sanicula tuberosa unknown 1889-6-28 31 Plumas Mohawk Valley Comment
  SEINET10913648  Sanicula tuberosa Barbara J. Ertter, Gary Schoolcraft 1990-5-14 Ertter 8982 Plumas East side of mountain above Crescent Mills, E of Round Valley Reservoir, forest of mixed conifer, oak, maple; T26N R9E Sec 23. 1372 Comment
  CHSC95047  Saponaria officinalis L. P. Janeway 2006-7-11 8812 Plumas Northern High Sierra Nevada. North edge of North Fork Feather River, 0.5 km northeast of Injun Jim Campground site. 610 Comment
  CHSC105679  Sceptridium multifidum Lowell Ahart 2010-10-21 17310 Plumas On the east edge of Fowler Lake, about 3/8 mile south of the dirt road, about 2 miles (air) north of where Black Rock Creek flows into Little Grass Valley Reservoir, about 6 miles (air) north-northwest of La Porte. 1662 Comment
  CAS-BOT-BC451561  Scheuchzeria palustris V. Oswald; L. Ahart 1988-8-4 3672 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. 1676 Comment
  CHSC55807  Schoenoplectus americanus Vernon H. Oswald 1991-9-11 4865 Plumas Lassen Volcanic National Park. Hot springs terrace on the south side of the meadow at Drakesbad. Along drainages on the slope south of Hot Springs Creek. 1731 Comment
  UCD50091  Schoenoplectus americanus John Thomas Howell 1959-9-22 34867 Plumas On hot spring terraces, Drakesbad, Plumas County. 1737 Comment
  JEPS91025  Schoenoplectus subterminalis Dean Wm. Taylor with Glenn L. Clifton 1990-8-10 11435 Plumas Cascade Mountains, Lassen National Park, Little Willow Creek Little Willow Creek; Cascade Mountains, Lassen Nat'l Park, Little Willow Creek 1874 Comment
  RSA565015  Schoenoplectus subterminalis D. W. Taylor 1990-8-10 11435 Plumas Lassen Nat l Park, Little Willow Lake. 1875 Comment
  CAS-BOT-BC35589  Scirpus congdonii Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1393 Plumas Butterfly Botanical Area, Pond Reservoir 1097 Comment
  CHSC65854  Scirpus congdonii L. P. Janeway 1995-7-23 4876 Plumas Meadow at head of western branch of Stag Creek; along Road 22N80Y 0.1 mi north of Rd 22N72; about 0.3 mi south-southeast of Table Mountain. 1755 Comment
  CAS-BOT-BC110862  Scirpus diffusus John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1968-6-11 2391 Plumas In wet area of Butterfly Valley Comment
  UC1100842  Scirpus fluviatilis Malcolm A. Nobs and S. Galen Smith 1949-8-19 1456 Plumas s.e. side Portola Comment
  CDA9310  Scutellaria californica D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .26 Plumas Along road at base of cliff about 15 miles E of Oroville. Mark 83. Comment
  SD6637  Scutellaria galericulata R. M. Austin Jul 1882 Plumas Prattville Comment
  CAS-BOT-BC214246  Scutellaria nana Gary Schoolcraft 1987-6-17 1739 Plumas About 2 miles N. of Chester 1402 Comment
  CHSC33822  Scutellaria siphocampyloides M. S. Taylor; M. Foster 1981-6-2 3824 Plumas N side of Hwy 70, on e side of Squirrel Creek, ne of Spring Garden overpass, ca. 7.5 mi se of Quincy. 1219 Comment
  SEINET4407855  Sedum albomarginatum P. C. Hutchison 1961-1 2122 Plumas Canyon of the N fork of the Feather River along Hwy. US Alt. 40, on serpentine cliffs above Rich Bar Comment
  SEINET10449670  Sedum obtusatum subsp. boreale Mary Susan Taylor 1982-7-12 Taylor 4823 Plumas T22N R11E nw/ne sec 33. Sierra City NW quad. On rock outcrops on n side of Rd 507, 3.7 mi sw of Johnsville, 1.7 mi w of Jamison Creek Campground. 6000 ft. 1829 Comment
  CAS-BOT-BC418396  Sedum plumasanum Walter Knight; Irja Knight 1969-6-25 2433 Plumas 4.3 mi. up Caribou Road from Hwy 70. Comment
  CHSC91475  Senecio aronicoides L. P. Janeway 2005-6-26 8442 Plumas Northern High Sierra Nevada. Steep east-facing slope above Road 24N04, 0.3 km south of crossing of North Valley Creek (between North Valley Meadows and Lynch Meadows). 1347 Comment
  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
  CAS-BOT-BC341177  Senecio hydrophiloides L. P. Janeway; Garrett Gibson 1991-6-24 4063 Plumas Plumas National Forest, Beckwourth Ranger District. North end of McReynolds Valley, ca 0.8 mi south of the 01 road in Squaw Valley 1691 Comment
  UC176768  Senecio hydrophiloides A. A. Heller and P. B. Kennedy 1907-7-17 8878 Plumas Red Clover valley Red Clover Comment
  UC91664  Senecio hydrophilus T. S. Brandegee 1892-7-4 Plumas Prattville Comment
  CAS-BOT-BC363795  Senecio integerrimus John Thomas Howell 1962-6-17 37697 Plumas Portola 1463 Comment
  CAS-BOT-BC341187  Senecio lugens L. S. Rose 1931-4-13 s.n. Plumas Woodleaf Comment
  CAS-BOT-BC364174  Senecio serra A. A. Heller; P. B. Kennedy 1907-7-16 8860 Plumas Genessee Valley near Genessee Comment
  CAS-BOT-BC364399  Senecio triangularis Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1487 Plumas Butterfly Botanical Area and Vicinity. At Fern Glen 1097 Comment
  RSA59691  Senecio triangularis E. K. Balls 1950-9-9 15760 Plumas West of Lakes Center Public Campground. Southern Plumas County. 2043 Comment
  UC88048  Sericocarpus oregonensis subsp. californicus Mrs. R. M. Austin 1896-9-1 415 Plumas hills near Quincy Comment
  CHSC69528  Setaria pumila Lowell Ahart 1997-9-11 7906 Plumas On the west edge of Caribou Road, on the west side of the North Fork of the Feather River, about 1/2 mile south of Mosquito Creek, about 4 1/2 miles (air) northeast of Belden. 792 Comment
  CHSC81647  Setaria viridis Lowell Ahart 2001-10-8 9323 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) northeast of Quincy. 1522 Comment
  CHSC68369  Sidalcea gigantea L. P. Janeway 1996-8-20 5075 Plumas Adjacent to Road 23N18 at Little North Fork Middle Fork Feather River. 1389 Comment
  CHSC95026  Sidalcea gigantea Lowell Ahart 2006-10-23 13461 Plumas Along a small seep, on the north side of the road to the dam across Slate Creek, about 100 yard north of Scales Road, about 5 1/2 miles (air) northeast of Strawberry Valley. 1281 Comment
  JEPS97954  Sidalcea gigantea B. G. Baldwin 1999-8-16 1089 Plumas along Oroville-Quincy Highway, 7.6 mi E of junction with US Forest Service Road 28 (Four Trees Road), 0.5 mi W of US Forest Service Road 23N73Y Comment
  CHSC39379  Sidalcea glaucescens L. Ahart; P. Ahart 1983-8-17 4341 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. 2000 Comment
  UC1013129  Sidalcea glaucescens C. L. Hitchcock 1952-6-25 19623 Plumas 100 yards e of spillway Lake Almanor; e of spillway of Lake Almanor Comment
  SD7243  Sidalcea malviflora D. C. July 1882 Plumas Prattville Comment
  CHSC110611  Sidalcea oregana subsp. spicata B. Castro; G. Kuenster 2006-8-4 1586 Plumas Northern High Sierra Nevada. West side of lower Thompson Valley 1 mi N of the mouth of McReynolds Creek at Red Clover Creek. Off N end of large wet meadow on W side of Thompson Creek, ca 800 ft below edge of open Ponderosa-Jeffrey pine forest, near area dominated by Artemesia cana, also with A. tridentata and Chrysothamnus viscidiflorus. 1669 Comment
  SD8087  Silene antirrhina Mrs. R. M. Austin 1880-1 Plumas Big Meadows. Comment
  CAS-BOT-BC384318  Silene bernardina Clarence R. Quick 1953-8-8 53 -117 Plumas Along trail on brushy ridge south of Meadow Valley Comment
  CHSC62104  Silene bernardina L. P. Janeway 1993-7-15 4455 Plumas Plumas National Forest. South side of canyon of East Branch North Fork Feather River; on north-trending ridge between Rattlesnake Gulch and Twelvemile Ravine; along Rd 25N17 2.4 mi northwest of saddle on divide between upper Spanish Creek and the River, at switchback. 1447 Comment
  CAS-BOT-BC384432  Silene coronaria John Thomas Howell 1966-7-28 42006 Plumas 5 miles north of Quincy on road to Keddie Comment
  SD8099  Silene douglasii Mrs. R. M. Austin 1880-1 Plumas Mt. Dyer, Big Meaows. Comment
  CHSC21649  Silene laciniata subsp. californica D. Brink; L. Mayer 1975-7-12 Plumas Buck's Lake. Comment
  CHSC67359  Silene laciniata subsp. californica James D. Jokerst; R. A. Schlising, L. Ahart 1985-8-12 2571 Plumas Red Mtn. Rd. in saddle below summit, above junction with Rich Gulch Rd., N of Hwy. 70. Comment
  CDA15898  Silene lemmonii B. Smith, G. F. Hrusa 1996-7-16 s.n. Plumas Plumas National Forest; Headwaters of Bull Run Creek off USFS 23N12E. Comment
  CHSC10574  Silene lemmonii Lowell Ahart 1968-6-29 Plumas Near La Porte. 1371 Comment
  CHSC106306  Silene lemmonii L. P. Janeway 2010-7-3 10078 Plumas Northern High Sierra Nevada. Top of ridge between Pigtail Ravine and Hunters Ravine +/- overlooking Middle Fork Feather River from the north. 1644 Comment
  CHSC20734  Silene lemmonii K. R. Stern 1975-7-23 5902 Plumas W shore of Lake Almanor. 1371 Comment
  CAS-BOT-BC389441  Silene lemmonii Gillett; Hans Leschke 1957-7-13 s.n. Plumas Lassen Volcanic National Park. Betw. Devils Kitchen & Bench Lake Comment
  SEINET10537592  Silene nuda subsp. insectivora Mary Susan Taylor 1981-7-11 Taylor 4068 Plumas T27N R7E ne/ne sec 10, Almanor SW quad. SW side of Lake Almanor, in small dry meadow between campground and rd to Almanor, ca. 1 mi NW of Prattville, ca. 3/4 mi E of Hwy 89; 4500 ft elev. 1372 Comment
  UC465660  Silene occidentalis subsp. occidentalis T. S. Brandegee 1892-7-4 Plumas Prattville Comment
  CHSC40877  Sisymbrium altissimum K. R. Stern 1985-6-25 8199 Plumas Vicinity of Blairsden. 1402 Comment
  UCD115461  Sisymbrium altissimum E. K. Balls 1950-9-15 15853 Plumas south tip of Lake Almanor by PG and E Station, Highway 89. 1371 Comment
  UC1032499  Sisyrinchium bellum E. Sawyer 1935-6-7 81 Plumas 3 3/4 mi ssw of Sugarloaf 1493 Comment
  SEINET3876745  Sisyrinchium elmeri Lewis S. Rose 1968-6-11 68104 Plumas Butterfly Valley. 4 mi. S of Keddie.; 0 1036 Comment
  SEINET10507626  Sitanion hystrix Mary Susan Taylor 1982-8-18 Taylor 5014 A Plumas T25N R12E se/ne sec 28. Mt Ingalls quad. Mt Ingalls summit, ca. 9 air mi ne of Sloat. Open exposed rocky area; 8370 ft. 2551 Comment
  UC1134667  Smilacina racemosa C. G. Albertus 1935-7-27 237 Plumas 1 1/2 mi se Cromberg; Plumas National Forest, Downieville Quadrangle 1310 Comment
  UC170936  Smilacina racemosa H. M. Hall 1912-7-8 9320 Plumas Long Lake Sierra Nevada Mountains 2042 Comment
  UC924283  Smilacina stellata H. S. Reed 1941-8-3 Plumas Forest Lodge Comment
  CAS-BOT-BC231734  Solanum umbelliferum Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region Comment
  SEINET11382869 Image available Solidago canadensis Unknown 1934-1 8252 Plumas Mohawk Valley. 5300 ft. Comment
  RSA122318  Solidago canadensis subsp. elongata G. T. Nordstrom 1934-7-17 230 Plumas 1.5 miles south and 1/2 mile east of Bucks Mountain. 1524 Comment
  RSA52853  Solidago canadensis subsp. elongata R. Weatherby 1950-7-21 1472 Plumas East Quincy 1037 Comment
  CAS-BOT-BC365511  Solidago elongata Robert J. Weatherby 1950-7-21 1472 Plumas East Quincy 1036 Comment
  CAS-BOT-BC365515  Solidago elongata John Thomas Howell; Gordon H. True 1974-7-29 50630 Plumas Quincy 1036 Comment
  CHSC45013  Solidago elongata Lowell Ahart 1974-8-15 604 Plumas Ravine, north of the dirt road, near Zumwalt Flat, about 1 mile north of Nelson Creek, about 20 miles north-east of La Porte. 1676 Comment
  HSC6185  Solidago elongata L. S. Rose 1966-7-28 66072 Plumas Quincy 1067 Comment
  UC36234  Solidago elongata D. Cleveland Jul 1882-Jul 1889 Plumas Comment
  CHSC62434  Solidago velutina subsp. californica L. P. Janeway 1993-9-1 4576 Plumas Plumas National Forest. Soda Creek 0.1 mi northwest of Hwy 70 and the East Branch North Fork Feather River. Dirt road cutbank and road edge. 914 Comment
  CAS-BOT-BC157313  Sorbus californica A. A. Heller 1915-7-7 12059 Plumas Near the summit of Soapstone ridge in the Sierra Nevada, 12 miles west of Bucks 1676 Comment
  UC1128676  Sorbus californica F. W. Embree 1934-6-6 61 Plumas Three Lakes; Plumas National Forest 1889 Comment
  CHSC92203  Sparganium emersum subsp. emersum Lowell Ahart; John Dittes 2005-9-20 12430 Plumas In Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 2029 Comment
  CAS-BOT-BC390060  Spergularia W. Harnach; N. Harnach 1990-4-18 258 Plumas Sierra Valley. Marble hot well 1487 Comment
  SJSU9819  Spergularia atrosperma C. W. Sharsmith 1982-5-30 8670 Plumas flat bordering Marble Hot Springs, Sierra Valley 1524 Comment
  RSA605317  Spiraea densiflora Louis C. Wheeler 1952-9-24 6960 Plumas Plumas 5: Vicinity of Crescent Mills. Comment
  JEPS123939  Spiraea douglasii Lowell Ahart, John Dittes, Josephine Guardino, Steve Green 2015-7-31 20419 Plumas On the west side of Blue Lake, 2,710 feet north of Forest Service Road 29N18, 2,89 air miles west-southwest of Sifford Mt., 6.26 air miles south-southeast of Lassen Peak. Comment
  CHSC95151  Spiranthes porrifolia R. D. Fischer; Jenny Marr 2004-8-7 853 Plumas Northern Sierra Nevada between Butte Meadows and Hwy 89 along Humbug Valley Road at the Yellow Creek crossing. 1219 Comment
  UC1075680  Spiranthes stellata Robert J. Weatherby 1950-7-21 1480 Plumas near Quincy; Butterfly Valley 1219 Comment
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Sep 30 2013
  CHSC20785  Stachys ajugoides var. rigida K. R. Stern 1975-7-24 5850 Plumas E shore of Lake Almanor. 1371 Comment
  CHSC51238  Stachys ajugoides var. rigida Lowell Ahart 1976-7-7 1157 Plumas Growing along Cold Water Creek, at the camp on Cold Water Creek, about 4 miles south of Grizzly Mountain. 1524 Comment
  CHSC75922  Stachys ajugoides var. rigida G. F. Hrusa 1996-8-2 13442 Plumas Sierra Nevada. Steep rocky slopes at SW base of ridge between Argentine and Taylor Rocks, 1 mi. NW of Argentine Rock. Near pool of Squirrel Creek. [Original lat./long. on label is '39 58 N; 120 47 W']. 1900 Comment
  JEPS114608  Stachys ajugoides var. rigida Lowell Ahart 2008-9-10 15379 Plumas On the bottom and sides of Onion Valley Creek, in the northeast part of Onion Valley, about 3/4 mile northwest of Pilot Peak, about 1/2 mile east of the Quincy La Porte Road, about 9 1/2 miles (air) northeast of La Porte 1916 Comment
  JEPS117157  Stachys ajugoides var. rigida Lowell Ahart 2010-10-21 17309 Plumas About 5 yards west of the spring, on the south side of the road to Cleghorn Bar, about 2 miles by road west of the Quincy-La Porte Road, about 2 1/2 miles (air) northwest of Pilot Peak 1928 Comment
  SEINET8037313  Stachys albens M. J. Williams, J. T. Howell, W. Follette 1977-8-11 77 /68/8 Plumas Road from Chilcoot along Last Chance Creek to Frenchman's. 1707 Comment
  SD46654  Stachys palustris subsp. pilosa Robert J. Weatherby 1950-7-7 1457 Plumas Snake Lake, Quincy. 1219 Comment
  HSC95544  Stachys rigida var. rigida L. Ahart 2003-9-7 10557 Plumas Hartman Bar Ridge, about 1 mi. SW of Franklin Hill, about 3 1/2 mi. NW of Tamarack Flat, about 6 mi. NW of Little Grass Valley Reservoir Dam. 1524 Comment
  JEPS122100  Stachys rigida var. rigida Lowell Ahart 2014-8-24 19745 Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  UCD99340  Stellaria borealis subsp. sitchana John Thomas Howell 1960-7-21 35846 Plumas Drakesbad, NW of Willow Lake. 1676 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
  RSA95418  Stellaria longipes J. T. Howell 1951-6-27 27587 Plumas McRae Meadow. 1982 Comment
  CHSC64829  Stellaria longipes var. longipes Vernon H. Oswald 1995-6-24 6914 Plumas High Cascade Range. Unnamed creek crossing the road to Last Chance Campground (FS 28N11), 2.5 mi (odometer) n of Hwy. 36. In a streamside meadow on the e side of the road. 1371 Comment
  CAS-BOT-BC393829  Stellaria media John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-5-8 1795 Plumas Butterfly Canyon, Butterfly Botanical Area and vicinity 975 Comment
  CAS-BOT-BC397723  Stellaria nitens Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-6-12 1956 Plumas Fern Glen 1097 Comment
  CHSC82514  Stellaria umbellata Lowell Ahart 2002-6-26 9757 Plumas In a meadow, on the southwest side of a gravel road, about 2 miles (air) northwest of Little Grass Valley Reservoir dam, about 5 miles (air) northwest of La Porte. 1741 Comment
  CAS-BOT-BC375054  Stenotus acaulis Emily K. Mcpherson 1976-11-7 76- 32 -5 Plumas 5 mi. north of Beckwourth 2055 Comment
  JEPS95057  Stephanomeria elata Lowell Ahart 1997-9-11 7913 Plumas about 2 air mi ne of Belden (on e side of Caribou Road, on e side of the North Fork of Feather River, at the elevaed siphon); North Fork of Feather River, Caribou Road 731 Comment
  SBBG128607  Stephanomeria lactucina L. Ahart 2008-8-14 15195 Plumas NE of the metal gate, E side of Forest Rd 22N68, ca. 50 yards W of the S Fork of the Feather River, ca. 0.5 mi NE of Little Grass Valley Reservoir, ca. 5 mi NE of La Porte 1572 Comment
  SEINET10474964  Stephanomeria lactucina Mary Susan Taylor 1981-7-21 Taylor 4076 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
  CAS-BOT-BC221872  Stipa W. Harnach; N. Harnach 1990-6-16 381 Plumas Sierra Valley. Frank Dotta Ranch 1524 Comment
  SEINET10893281  Stipa lemmonii A. Arthur Heller, Patrick B. Kennedy 1907-7-3 Heller 8712 Plumas Hills above Red Clover valley. Comment
  SEINET10610747  Stipa occidentalis John Thomas Howell 1967-7-11 Howell 43336 Plumas Summit Ridge of Mt. Hough, (metamorphic area). 2195 Comment
  CAS-BOT-BC87777  Streptanthus tortuosus A. A. Heller 1915-7-7 12072 Plumas Near the summit of Soapstone Ridge in the Sierra Nevada. 12 miles west of Bucks. 1676 Comment
  CAS-BOT-BC87778  Streptanthus tortuosus A. A. Heller 1938-7-2 15238 Plumas 3 miles east of Quincy. 1097 Comment
  CAS-BOT-BC87799  Streptanthus tortuosus M. S. Taylor 1982-7-12 4821 Plumas On north side of Road 507 3.7 miles southwest of Johnsville, 1.7 mile west of Jamison Creek Campground. 1828 Comment
  CHSC21678  Streptanthus tortuosus D. Brink; L. Mayer 1975-7-12 Plumas Buck's Lake. Comment
  CHSC69205  Streptanthus tortuosus James D. Jokerst; R. A. Schlising, L. Ahart 1985-8-12 2566 Plumas Top of Red Mtn. above Rich Gulch Rd., N of Hwy. 70. Comment
  SEINET10448524  Streptanthus tortuosus Mary Susan Taylor 19