Search Results — 2000 specimen records retrieved (1453 records with coordinates)
(That's the default maximum. Contact Jason Alexander for larger data requests.)

Results for search: County=PLUMAS; Source=All;   

Mapping Options:

BerkeleyMapper with county and bioregion layers
BerkeleyMapper without layers.
KML export
(Note: only records with coordinates are mappable)

Download Options:
Select all records · Select records with coordinates

Include annotations and voucher information

PLEASE NOTE: Due to changes in newer versions of Excel, directly copying text from the above selected results does not produce a usable table.
    Follow these steps:
      1. The contents of the selected results window must be copied into a text editor like TextEdit for Mac or WordPad for Windows
      2. The selected results must be saved as a new text document.
      3. This new text document can now be copied into Excel or imported as a tab delimited text file.

(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/).
 Records are made available under the CCH Data Use Terms.

Click on column header to sort data (* sorts by family); click in leftmost checkbox to select record. CCH Help Page.
Turn on yellow flags to show possible range discrepancies. Read more ...
? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  NY29141  Abies concolor H. E. Brown 1897-8-1 671 - Plumas This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  UC917328  Abies concolor J. M. Tucker 1948-7-24 1732 Plumas ca. 0.5 mi ne of Camel Peak Comment
  CAS-BOT-BC78092  Abies magnifica John Thomas Howell; Gordon H. True 1967-7-11 43329 Plumas Summit ridge of Mt. Hough 2194 Comment
  NY201867  Abies magnifica J. B. Walker 1994-8-4 877 Plumas This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
Read comments
Apr 13 2010
  JEPS104253  Abies magnifica var. magnifica Lowell Ahart 2003-10-15 10633 Plumas Ca 60 yd s of road to Tamarack Flat, on s side of a very small branch of Fall River, ca 1/8 mi w of intersection of Lumpkin Ridge Rd and road to Tamarack Flat, ca 1 mi (air) nw of Little Grass Valley Reservoir dam, ca 4 mi (air) nw of La Porte 1714 Comment
  JEPS42678  Acer glabrum R. H. Platt 1891-1 Plumas region of Prattville , region of Prattville (the Sierras) Comment
  SBBG115943  Acer glabrum W. B. McHenry 1990-5-21 Plumas Bucks Lake Comment
  UCD19139  Acer glabrum W. B. McHenry 1990-5-21 s.n. Plumas Bucks Lake. Comment
  CAS-BOT-BC330984  Acer glabrum var. glabrum A. A. Heller 1915-7-7 12054 Plumas Near the summit of Soapstone ridge in the Sierra Nevada, 12 miles W of Bucks 1676 Comment
  CHSC9721  Achillea millefolium Nancy Mosman 1971-7-11 88 Plumas In meadow on the w side of Feather River ca. 0.6 mi s of Belden turnoff and Hwy 70. 1025 Comment
  CAS-BOT-BC210689  Achnatherum lemmonii John Thomas Howell 1962-6-17 37710 Plumas Portola 1463 Comment
  RSA726374  Achnatherum nelsonii subsp. dorei L. Ahart, Josephine Guardino 2007-7-20 14341 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1764 Comment
  UCD50860  Achnatherum nevadense G. L. Stebbins Jr. 1939-7-9 2920 Plumas East side of Little Last Chance Valley, N of Chilcoat. 1706 Comment
  CAS-BOT-BC216880  Achnatherum occidentale John Thomas Howell 1926-7-24 2100 Plumas Near Prattville 1463 Comment
  UCD50966  Achnatherum occidentale G. L. Stebbins Jr. 1939-7-5 2899 Plumas 1.7 miles east of Meadow Valley on road to Quincy. 1097 Comment
  CAS-BOT-BC210926  Achnatherum occidentale subsp. pubescens John Thomas Howell 1967-6-23 42721 Plumas Canyon of the East Branch of Feather River 2 miles east of Twain Comment
  CAS-BOT-BC210927  Achnatherum occidentale subsp. pubescens Gordon H. True 1973-8-1 50195 Plumas Ca. 2.5 miles se. of Diamond Mt. 2164 Comment
  CHSC60167  Achnatherum occidentale subsp. pubescens L. P. Janeway 1992-6-8 4223 Plumas Plumas National Forest. About 0.3 mi south of Hwy 70/89 at Lee Summit. 1359 Comment
  CHSC74149  Achnatherum occidentale subsp. pubescens B. Castro 1998-7-28 817 Plumas Ca 2 mi SW of La Porte and 0.6 mi E of American House, on S-facing slope E of the La Porte Rd. On open roadcut edge within 15 ft of main road and also in a natural opening ca 120 ft to the S. 1508 Comment
  RSA699787  Achnatherum thurberianum L. Ahart, John Dittes, Josephine Guardino, Robert A. Schlising 2004-7-3 11152 Plumas On the north side of a forest road, southwest of a small meadow and seeps, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2125 Comment
  CHSC33922  Achnatherum webberi J. D. Jokerst; R. A. Schlising 1981-8-2 1450 Plumas At the N edge of the wide ridge ca 1.0 mi NE of Humboldt Peak. Ca 100 met E of where Pacific Crest Trail reaches the ridge top. 2029 Comment
  CHSC59913  Acmispon americanus var. americanus L. P. Janeway 1992-7-17 4269 Plumas Plumas National Forest. Cogswell Ravine; ca 1.1 mi north of Mount Jackson, 1.7 mi east-northeast of Cromberg Spring, 2 mi northeast of Middle Fork Feather River. 1731 Comment
  CHSC28796  Acmispon argophyllus var. fremontii J. D. Jokerst; R. A. Schlising 1979-2-11 149 Plumas Hillside n of Hwy 70, 7.4 mi n of Butte-Plumas line. Comment
  CHSC52439  Acmispon grandiflorus var. macranthus L. P. Janeway 1987-6-20 2280 Plumas Ravine on N side of S Br Middle Fk Feather River, below Whiskey Hill. 1158 Comment
  JEPS60363  Aconitum columbianum R. H. Platt 1891-1 Plumas the Sierras Comment
  SEINET10535953  Aconitum columbianum Mary Susan Taylor 1981-7-17 Taylor 4025 Plumas T21N R12E ne/se sec 7, Sierra City NW quad; Bear Lake trail of Lakes Basin area, within 1/4 mi of trailhead near Ellwood Lodge, 6 mi S of Mohawk; moist shaded forest; 6400 ft elev. 1950 Comment
  CAS-BOT-BC412610  Aconogonon alaskanum Mary Strong Clemens 1920-8-11 s.n. Plumas Greenville Comment
  CHSC36928  Aconogonon davisiae M. S. Taylor; H. Swanson 1982-8-11 4965 Plumas On ridge between Florentine Canyon and Spencer Lakes, ca. 5 mi sw of Johnsville. 2133 Comment
  CHSC33781  Aconogonon phytolaccifolium M. S. Taylor 1981-7-17 4033 Plumas Bear Lakes Trail in Lakes Basin, ca. 0.5 mi s of jct of trail to Gold Lake Lodge, ca. 6 air mi s of Mohawk. 1981 Comment
  UCD19144  Aconogonon phytolaccifolium W. B. McHenry 1989-10-1 s.n. Plumas Bucks Lake. Comment
  CHSC34291  Actaea rubra M. S. Taylor 1981-8-20 4228 Plumas Above spring in Bullfrog Ravine, ca. 3 air mi nw of Indian Falls. 1706 Comment
  SEINET10536070  Actaea rubra subsp. arguta Mary Susan Taylor 1981-8-20 Taylor 4228 Plumas California: T26N R9E ne1/4 of nw1/4 sec 30. Almanor SE quad. Above spring in Bullfrog Ravine, ca. 3 air mi NW of Indian Falls. Moist shaded brushy Mixed Evergreen Forest. Plumas County. 5600 ft. 1707 Comment
  CHSC101945  Adenocaulon bicolor Lowell Ahart; John Dittes 2009-7-13 16052 Plumas On dry soil, on the east side of Forest Service Road 27N98, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam. 1476 Comment
  CHSC21675  Adenocaulon bicolor D. Brink; L. Mayer 1975-7-29 Plumas Buck's Lake Forest Service Survey. Comment
  CAS-BOT-BC65504  Adiantum aleuticum Mrs. E. C. Sutliffe 1920-9-1 s.n. Plumas Gold Valley Comment
  CHSC80791  Adiantum aleuticum Lowell Ahart 2001-7-19 8936 Plumas On the banks of Hopkins Creek, about 100 yards southwest of the East Branch of Hopkins Creek, about 1/2 mile (air) south of Turkey Town, about 2 1/2 miles (air) southeast of Pilot Peak. 1828 Comment
  CHSC62360  Agastache urticifolia B. Castro; J. Jurewicz 1990-7-17 431 Plumas Ca 6 air mi W of Crescent Mills, on gentle W-facing slope above Rush Cr, along mainly E side of USFS Rd 16N87 ca 0.9 mi S of its jcn with Rd 27N92 and ca 0.2 mi S of Cow Ck crossing. 1584 Comment
  SBBG29872  Agastache urticifolia E. Crum 1937-8-7 1947 Plumas 3 mi W of Lake Almanor 1524 Comment
  RSA82354  Agastache urticifolia F. W. Peirson 1926-6-21 6797 Plumas South shore Lake Almanor. Comment
  SD6640  Agastache urticifolia Daniel Cleveland 26 Jul 188- Plumas Big Meadows, Hamilton Bridge Comment
  CAS-BOT-BC29436  Ageratina occidentalis Mrs. E. C. Sutliffe 1920-9-1 s.n. Plumas Salmon Lake Comment
  OBI16468  Ageratina occidentalis Lewis S. Rose 1966-7-27 66063 Plumas Butterfly crk & Spanish Crk. 1 mi S of Keddie 991 Comment
  RSA59187  Ageratina occidentalis E. K. Balls 1950-9-1 15614 Plumas East of Long Lake above meadow leading down to two smaller lakes. 2134 Comment
  RSA795721  Ageratina occidentalis L. Ahart, John Dittes, Josephine Guardino 2009-7-29 16215 Plumas Along a drainage from a snow lake, about 100 yards northeast of the snow lake, on the south side of Forest Road 26N67F3, 1.2 air miles northeast of Rush Creek Hill, 2.6 air miles ESE of Caribou Powerhouse. 1678 Comment
  CAS-BOT-BC29513  Agoseris W. Harnach; N. Harnach 1990-6-13 367 Plumas Sierra Valley, Ramelli Ranch (USFS) 1487 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
  CAS-BOT-BC22921  Agoseris heterophylla John Thomas Howell 1951-6-27 27578 A Plumas Johnsville 1584 Comment
  CAS-BOT-BC22922  Agoseris heterophylla John Thomas Howell 1951-6-27 27578 B Plumas Johnsville 1584 Comment
  CAS-BOT-BC22915  Agoseris heterophylla M. S. Taylor 1982-7-12 4642 Plumas Mt Harkness SE quad. Jct of Hwys 36 and 89, ca. 3 mi w of Chester. 1493 Comment
  CAS-BOT-BC22917  Agoseris heterophylla Alice Eastwood 1927-6-18 14672 Plumas Greenville Comment
  CAS-BOT-BC13313  Agoseris parviflora Alice Eastwood 1927-6-27 14883 Plumas United States Forest Reserve. On road from Chilcoot. Comment
  JEPS29232  Agoseris parviflora Lauramay T. Dempster 1961-6-16 1465 Plumas north (at ridge north of Red Rock) Engelmine Comment
  CDA17229  Agoseris retrorsa G. F. Hrusa, P. Kerr, S. Winterton 2004-6-25 16332 Plumas Sierra Nevada; Willow Creek Rd., 1.6 mi. NW of Hwy 70 & 2.6 mi. W on 70 from town of Portola. 1554 Comment
  CAS-BOT-BC127093  Agrostis exarata Clare B. Hardham 1970-8-8 17701 G Plumas Road to Thompson Peak Lookout. 2133 Comment
  JEPS110544  Agrostis exarata Lowell Ahart 2006-10-23 13492 Plumas On the west side of Slate Creek (there is a large gravel flat caused by the dam), about 30 yards south of where the road ends, about 20 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast o 1281 Comment
  JEPS122184  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. Comment
  JEPS76240  Agrostis exarata W. L. Jepson 1939-8-14 19421 Plumas Willow Creek 1828 Comment
  CAS-BOT-BC138994  Agrostis pallens John Thomas Howell 1951-6-28 27686 Plumas Eureka Peak. 2133 Comment
  RSA215971  Agrostis pallens J. T. Howell 1957-6-30 32793 Plumas Hunters Point Comment
  CAS-BOT-BC138708  Agrostis scabra John Thomas Howell 1951-6-28 27729 Plumas Eureka Lake. 1889 Comment
  CHSC117469  Agrostis scabra B. Castro; Robin Carter 2010-7-17 1824 Plumas Northern High Sierra Nevada. Plumas National Forest; Indian Creek at base of Antelope Lake Dam, at 'Gaging Station' site on maps. On S edge of creek, ca 75 ft downstream of dam outlet. 1499 Comment
  JEPS114942  Agrostis scabra Lowell Ahart 2008-9-10 15368 Plumas On the bottom of East Branch Creek, on the east side of Quincy La Porte Road, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte 1593 Comment
  UCD53343  Agrostis scabra Beecher Crampton 1964-8-25 7158 Plumas Lassen Volcanic National Park, Devil's Kitchen. 1859 Comment
  CHSC65873  Agrostis stolonifera L. P. Janeway 1995-10-25 4948 Plumas Lakes Basin. Southwest end of Lake Basin Campground, south-east side of Grass Lake. 1920 Comment
  SEINET3883801  Allium anceps Stanley L. Welsh, N. Duane Atwood 2001-6-13 28129 Plumas Red Clover Valley, ca 12 miles north of Beckwourth.; 0 1679 Comment
  CAS-BOT-BC459460  Allium bisceptrum Alice Eastwood 1927-6-27 14910 Plumas On road from Chilcott [Chilcoot], US Forest Reserve Comment
  CHSC46522  Allium campanulatum Lowell Ahart 1974-7-3 512 Plumas Along Bunker Hill Ridge, near Mount Etna, about 12 miles north-east of La Porte. 1981 Comment
  JEPS102620  Allium campanulatum Lowell Ahart 2001-7-17 8916 Plumas Meadows, on the east side of a poor logging road, east of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  CAS-BOT-BC464480  Allium campanulatum Anna Head 1920-6-8 s.n. Plumas Camp Rodgers, Feather River Region 701 Comment
  CAS-BOT-BC466614  Allium campanulatum John Thomas Howell 1960-7-19 35634 Plumas Wooded meadow border, Drakesbad 1828 Comment
  CAS-BOT-BC466624  Allium campanulatum Alice Eastwood 1927-6-17 14636 Plumas Forest Lodge, Greenville Comment
  SEINET8119129  Allium campanulatum M. Humphreys 1950-5-20 45 Plumas Sierra Valley, 1 mile E of Beckwourth. 1524 Comment
  CHSC43781  Allium platycaule Vernon Oswald 1984-6-25 1329 Plumas La Porte-Quincy Rd. at the S. Fork of Feather River. 1926 Comment
  CDA33254  Allium platycaule G. D. Barbe 1982-6-9 3657 Plumas Southeast and below Thompson Peak, overlooking Honey Lake Valley; Plumas National Forest. 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
  CAS-BOT-BC476721  Allium validum John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1968-6-11 2382 Plumas Butterfly Valley Comment
  CHSC89303  Allophyllum G. F. Hrusa; P. Kerr, S. Winterton 2004-6-25 16336 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
  CDA17285  Allophyllum gilioides subsp. violaceum G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16312 Plumas Sierra Nevada; Willow Creek Rd.m, 1.6 mi. NW of Hwy 70 & 2.6 mi. W on 70 from town of Portola. 1554 Comment
  OBI20559  Alnus incana Lewis S. Rose 1967-6-12 67113 Plumas Butterfly Valley, ca. 3 mi W of Keddie 1219 Comment
  CAS-BOT-BC171348  Alnus incana subsp. tenuifolia John Thomas Howell 1959-9-24 34936 Plumas Butterfly Creek near mouth. Sierra Nevada 914 Comment
  CAS-BOT-BC171355  Alnus incana subsp. tenuifolia Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-5-7 1860 Plumas Butterfly Botanical Area and vicinity. Near Darlingtonia Bog 1066 Comment
  RSA232721  Alnus incana subsp. tenuifolia Larry E. DeBuhr, Gary Wallace 1972-5-21 599 Plumas Plumas National Forest, Butterfly Valley about 1 mile southwest of Keddie, along forest road 25N12. Comment
  RSA452808  Alnus incana subsp. tenuifolia B. C. Templeton 1967-4-23 10743 Plumas Butterfly Valley, near Quincy. 1067 Comment
  SBBG14333  Alnus incana subsp. tenuifolia W. B. McHenry 1961-8-20 Plumas Bucks Lake Comment
  SEINET196506 Image available Alnus incana subsp. tenuifolia J. M. Tucker 1948-7-24 1727 Plumas Near rd from Cascade to Camel Peak 1620 Comment
  JEPS76235  Alopecurus aequalis W. L. Jepson 1939-8-12 19406 Plumas Ferris Creek - branch of Last Chance Creek 1767 Comment
  SEINET10510912  Alopecurus aequalis Lawrence P. Janeway 1989-7-25 Janeway 3526 Plumas Crocker Mtn. quad T24N, R14E, NW 1/4 of sec. 33. Crocker Meadow; ner Beckwourth-Genessee Rd (rd 111) 6.4 mi north of Beckwourth. 1737 Comment
  CAS-BOT-BC137992  Alopecurus geniculatus David D. Keck 1932-7-3 1667 Plumas In the Northern Sierra Nevada. Quincy. 1065 Comment
  CAS-BOT-BC137998  Alopecurus geniculatus David D. Keck 1932-7-3 1667 Plumas Northern Sierra Nevada. Quincy. 1065 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
  CHSC61611  Amelanchier alnifolia Arthur C. Barrett 1915-6-14 5 Plumas Boulder Cr. Ranger Sta. Pasture. 1645 Comment
  CHSC110938  Amelanchier alnifolia var. pumila L. P. Janeway 2010-11-15 10219 Plumas Northern High Sierra Nevada. Plumas National Forest; along Road 24N36 along the south side of the Oroville-Quincy Hwy; north side of Grizzly Creek; 0.8 km southwest of Grizzly Creek Campground. 1567 Comment
  JEPS114524  Amelanchier alnifolia var. semiintegrifolia Lowell Ahart 2008-8-14 15203 Plumas Steep north side of a good logging road (Forest Road 22N68), north of the South Fork of the Feather River, about 1/2 mile southwest of the Feather Fork Mine, about 1 mile northeast of Little Grass Valley Reservoir 1600 Comment
  SBBG33905  Amelanchier utahensis L. S. Rose 1969-6-24 Plumas Butterfly Crk and Spanish Crk 853 Comment
  UC1127757  Amelanchier utahensis R. Roseberry 1934-11-4 7 Plumas 0.5 mi w Bungalow; Downieville Quad. 1371 Comment
  UC1127804  Amelanchier utahensis E. Sawyer 1935-5-21 16 Plumas 2 mi e Beckwith Butte; Sierraville Quad. 1584 Comment
  UC567121 Image available Amelanchier utahensis G. T. Nordstrom 1934-7-17 232 Plumas 1.5 s and 0.5 mi e Bucks Mountain; Bidwell Bar Quad. 1524 Comment
  UC127434  Amsinckia menziesii var. menziesii A. A. Heller with P. B. Kennedy 1907-7-15 8850 Plumas near mouth of Little Grizzly Creek below Genessee Comment
  CAS-BOT-BC64275  Anaphalis margaritacea H. E. Brown 1897-8-15 661 Plumas Near Lassen Buttes 1828 Comment
  CAS-BOT-BC64277  Anaphalis margaritacea Lowell Ahart 1986-9-10 5395 Plumas South Fork of Feather River about 3/4 mile east of the Feather Fork Mine, about 9 miles north-east of La Porte 1706 Comment
  CAS-BOT-BC391845  Anemone drummondii M. S. Taylor 1982-5-18 4470 Plumas Jct of Rds 27N39 and 26N18, ca. 1/4 mi e of Long Valley Mine, ca. 4 air mi w of Greenville 1645 Comment
  CHSC58176  Anemone oregana Vernon H. Oswald 1992-6-18 4994 Plumas Lassen Volcanic National Park. Warner Valley: S side of Hot Spring Creek ca. 0.5 mi upstream from the boundary of the park. Forest bordering a small snow lake (not shown on map) slightly SW of rocky cliffs bordering the creek. 1633 Comment
  UCD127138  Angelica breweri K. L. Olson 1949-7-31 22 Plumas Feather River Canyon, 2 miles north of Howells, on road to Caribou. Comment
  HSC71430  Angelica breweri J. M. DiTomaso 1980-8-27 1944 Plumas 6 mi W of Quincy on Hwy 70, just E of Meadow Valley 1220 Comment
  CHSC97065  Antennaria argentea Lowell Ahart; Josephine Guardino 2007-7-21 14376 Plumas Around pine trees, along a small dry drainage, about 5 yards south of the Beckwourth Taylorsville Road, about 2 1/4 miles (air) northwest of the most northwest part of Lake Davis. 1813 Comment
  RSA755438  Antennaria argentea L. Ahart, John Dittes, Josephine Guardino 2009-6-14 15870 Plumas Cut bank of Forest Road 27N01Y, about 1.3 air miles W of Lake Almanor Dam. 1463 Comment
  SEINET5929455 Image available Antennaria argentea L. S. Rose 1967-1 67161 Plumas 6 mi N of Quincy jct. Comment
  CHSC34936  Antennaria dimorpha M. S. Taylor 1981-5-8 3656 Plumas At jcts of rd 26N18, 26N92 and 27N92, ca. 0.5 mi E of Long Valley Mine, ca. 4 air mi W of Greenville. 1615 Comment
  CHSC57063  Antennaria geyeri L. P. Janeway; Garrett Gibson 1991-7-11 4073 A Plumas Plumas National Forest. Between Smith Peak and the southwest corner of Lake Davis; between Humbug Creek and Dan Blough Creek. 1798 Comment
  CHSC118834  Antennaria geyeri Wendy L. Boes 2015-6-27 2015027 Plumas Plumas National Forest. Located near Indian Creek, to northwest of Antelope Lake, in between Forest Service road 28N31 and 28N03. UTM 701358 E, 4453845 N, NAD83 Zone 10N. 1580 Comment
  CAS-BOT-BC58696  Antennaria luzuloides L. P. Janeway; Garrett Gibson 1991-6-13 4005 Plumas 0.25 mi. WNW of Claireville Flat, ca. 0.5 mi. SE of Hwy 70 and Willow Creek 1484 Comment
  JEPS96117  Anthoxanthum odoratum Vernon H. Oswald and Lowell Ahart 1996-7-15 8052 Plumas just s of Last Chance Campground (on Forest Road 28N11, Last Chance Marsh at the n end of Lake Almanor, High Cascade Range); High Cascade Range, Last Chance Marsh, Lake Almanor 1371 Comment
  RSA79095  Antirrhinum vexillocalyculatum subsp. intermedium E. K. Balls, Percy C. Everett 1952-10-14 18210 Plumas 3.6 mi W of jct of Hwys 89 and 24, along Feather River Hwy. 762 Comment
  JEPS46321  Apocynum androsaemifolium W. L. Jepson 1939-8-7 19347 Plumas near University Camp (Meadow Valley); Meadow Valley 1158 Comment
  SEINET5743413 Image available Apocynum androsaemifolium Lowell Ahart, Peter Ahart 1985-1 5096 Plumas About 100 yards east of McCarthy Creek and along the road, about 1 mile north of the road to Claghorn Bar, about 7 miles NW of Pilot Park.; Pilot Park 1829 Comment
  RSA600453  Apocynum cannabinum L. C. Wheeler 1959-7-15 7565 Plumas Middle Fork Feather River: McCarty Mine, McCarthy Bar. Comment
  CAS-BOT-BC397876  Aquilegia formosa Anna Head 1920-7-12 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CAS-BOT-BC397877  Aquilegia formosa A. A. Heller; P. B. Kennedy 1907-7-15 8847 Plumas Near mouth of Little Grizzly creek below Genessee Comment
  CAS-BOT-BC397881  Aquilegia formosa Mrs. E. C. Sutliffe 1920-9-1 s.n. Plumas Gold Valley Comment
  UC329986  Aquilegia formosa Lemmon Plumas Indian Valley Comment
  SEINET10965675  Aquilegia formosa Lowell Ahart, Peter Ahart 1983-8-17 Ahart 4335 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. Red Fir Forest; 2000 m. 2000 Comment
  CHSC21306  Aquilegia formosa var. truncata F. T. Griggs; A. Pass 1975-7-8 114 Plumas Buck's Lake Forest Service Survey 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
  SEINET10448414  Arabis constancei Mary Susan Taylor, G. Rotta 1982-5-18 Taylor 4476 Plumas T27N R8E ne/se sec 35. Almanor NE quad. Very steep w facing serpentine slope & fill, n side of 27N92, ca. 2 air mi se of Canyon Dam. 5097 ft. 1553 Comment
  SEINET10448417  Arabis constancei Mary Susan Taylor 1982-6-1 Taylor 4579 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-BC17353  Arabis eschscholtziana John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1969-6-24 2446 Plumas Butterfly Botanical Area. From vicinity of mouth of Butterfly Creek. 883 Comment
  CDA13435  Arabis holboellii var. retrofracta G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13282 Plumas Sierra Nevada; Plumas National Forest. Above Bull Run Creek off USFS 23N12E. Comment
  CDA18766  Arabis holboellii var. retrofracta G. D. Barbe, T. C Fuller 1982-7-16 3750 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
  CHSC107440  Arabis microphylla var. microphylla Matt Simenc; Rebecca Joyner 2011-7-3 15 Plumas Northern High Sierra Nevada. 250ft SW of peak of Little Volcano Limestone Point, 0.2 miles (air) SW of end of 23N90A road, 2.4 miles (air) West (266 degrees) of where La Porte Quincy Rd crosses the Middle Fork Feather River. Growing in crack on limestone cliff, South facing. 1728 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
  CAS-BOT-BC171673  Aralia californica L. P. Janeway 1992-7-10 4261 Plumas Chipps Creek ca 0.3 mi upstream (north) of North Fork Feather River and Hwy 70. 731 Comment
  CHSC37634  Aralia californica T. B. Devine 1979-10-5 600 Plumas Near Queen Lily Campground, N Fork of Feather River, ca. 3 mi. N of its junction with the e Branch of the N Fork. 792 Comment
  CAS-BOT-BC407710  Arceuthobium abietinum Robert J. Weatherby 1955-8-6 1674 Plumas near Claremont Peak, Quincy Area 2011 Comment
  SD71013  Arceuthobium americanum John Thomas Howell 1959-9-22 34866 Plumas Drakesbad 1676 Comment
  CHSC63185  Arceuthobium campylopodum Lowell Ahart 1994-6-29 7418 Plumas Open bare serpentine, west of a poor logging road, about 1/2 mile south of Bucks Lake. 1828 Comment
  UC1075719  Arceuthobium campylopodum Robert J. Weatherby 1955-8-2 1667 Plumas Jeep trail from Spanish Ranch to Bean Hill Diggings Meadow Valley 1158 Comment
  SEINET2140125  Arceuthobium tsugense subsp. mertensianae R. L. Mathiasen 2007-1 2007 -62 Plumas S. end of Long Lake. 2020 Comment
  CAS-BOT-BC24155  Arctostaphylos W. Harnach; N. Harnach 1990-4-13 255 Plumas N slope on rocky soils of volcanic origin, Sierra Valley. Barry Hill (McElroy on maps). 1615 Comment
  CAS-BOT-BC24206  Arctostaphylos John Thomas Howell; Gordon H. True 1967-5-8 42200 Plumas Along Forest Service Rd. between Butterfly Valley proper and the Butterfly Botanical area Comment
  CAS-BOT-BC24213  Arctostaphylos Gladys L. Smith 1976-6-7 4582 Plumas Brushy slope of cutover area, N. end summit area, secondary Rd. between Rte. 70 and La Porte. 1950 Comment
  UC924267  Arctostaphylos mewukka H. S. Reed 1941-8-5 Plumas Keddie 1066 Comment
  CHSC118702  Arctostaphylos mewukka subsp. mewukka Wendy L. Boes 2016-8-21 2016037 Plumas Plumas National Forest. Located on ridge between Yellow Creek and the North Fork of the Feather River along Forest Road 26N26. UTM 650359 E, 4435221 N, NAD 83 Zone 10 North. 1484 Comment
  CAS-BOT-BC38619  Arctostaphylos mewukka subsp. truei John Thomas Howell 1975-7-21 51336 Plumas Injun Jim Campground, Feather River Canyon 609 Comment
  CAS-BOT-BC40009  Arctostaphylos nevadensis Anna Head 1921-6-25 s.n. Plumas Feather River region, Lake Center camp. Comment
  CAS-BOT-BC40011  Arctostaphylos nevadensis Mrs. Joseph Clemens 1919-10-29 s.n. Plumas Crystal Lake Comment
  CAS-BOT-BC40012  Arctostaphylos nevadensis Robert J. Weatherby 1950-8-11 1526 Plumas Side of Mt. Elwell, Lakes Basin area. 2194 Comment
  RSA550617  Arctostaphylos nevadensis J. T. Howell, T. C. Fuller, G. D. Barbe, Donna Howell 1981-6-24 54265 Plumas Rocky sumit ridge, Mt. Hough. 2204 Comment
  SD46619  Arctostaphylos nevadensis Robert J. Weatherby 1950-8-11 1526 Plumas Lakes Basin area, Mt. Elwell 2195 Comment
  UC1075635  Arctostaphylos nevadensis Robert J. Weatherby 1950-8-11 1526 Plumas on side of mt. Lakes Basin area, Mt. Elwell 2194 Comment
  CAS-BOT-BC42087  Arctostaphylos patula Walter Knight; Irja Knight 1966-6-18 1317 Plumas Butterfly Valley 1127 Comment
  SEINET11987210  Arctostaphylos patula subsp. platyphylla J. Vale, Wagnon, K.; Knight, W.; Knight, I. 1981-1 4108 Plumas 3 mi N of Greenville, CA 89 1128 Comment
  CAS-BOT-BC27299  Arctostaphylos truei W. Knight; Irja Knight 1968-3-7 2593 Plumas From Injun Jim Campground on North Fork Feather River 609 Comment
  UCD51941  Arctostaphylos truei John Thomas Howell 1976-4-2 51570 Plumas Injun Jim Campground, North Fork Feather River, Plumas County. 609 Comment
  UC1121435  Arctostaphylos viscida subsp. viscida E. Nourse 1934-8-14 15 Plumas 2 1/2 mi e and 6 1/2 mi s Quincy; Plumas National Forest, Downieville Quadrangle Comment
  NY743594  Arenaria aculeata A. A. Heller 1915-7-7 12071 Plumas Near the summit of Soapstone ridge in the Sierra Nevada, 12 miles West of Bucks. 1676 Comment
Read comments
Oct 26 2010
  RSA169383  Arenaria kingii subsp. kingii L. S. Rose 1963-6-4 4800 Plumas Sierra Valley, 1 mile S of Beckwourth 1463 Comment
  CHSC48249  Arenaria kingii var. glabrescens Vernon Oswald 1986-6-6 2085 Plumas LaPorte-Quincy Rd. at the S. Fork of the Feather River. 1965 Comment
  UC1577403  Argemone rotundata C. W. Hanks 1934-8-6 11 Plumas Plumas National Forest, nw end of Sierra Valley Sierra Valley; Plumas National Forest, Sierra Valley 1554 Comment
  CAS-BOT-BC82219  Arnica chamissonis John Thomas Howell 1926-7-30 2157 Plumas Prattville 1371 Comment
  RSA312503  Arnica chamissonis subsp. foliosa Malcolm A. Nobs, S. Galen Smith 1949-8-18 1396 Plumas Last Chance Creek, about 2 miles north of lake Almanor, near Chester Comment
  JEPS108729  Arnica dealbata Lowell Ahart 2006-7-3 12906 Plumas On Lumpkin Ridge, about 4 miles (air) northeast pf Camp 18, near the west edge of a dry open basalt flat with scattered trees 1527 Comment
  CHSC62341  Arnica mollis B. Castro; J. Jurewicz 1990-7-18 432 Plumas Ca 6 air mi W of Crescent Mills, on flat top of knoll overlooking Bullfrog Ravine. 1752 Comment
  UC586843  Arnica nevadensis Joseph Andorfer Ewan 1934-6-25 8206 Plumas Gold Lake Rd Sierra Nevada 1463 Comment
  CAS-BOT-BC85061  Arnica parryi Clare B. Hardham 1985-7-31 30133 Plumas Sierra Nevada - Antelope Reservoir 1676 Comment
  CAS-BOT-BC85062  Arnica parryi Anna Head 1920-8-3 s.n. Plumas Feather River Region - Meadows above Lake Center Camp not yet common. 1920 Comment
  CAS-BOT-BC90122  Artemisia biennis John Thomas Howell 1961-9-24 36915 Plumas Feather River bed sw. of Beckwourth 1487 Comment
  SJSU12189  Artemisia cana subsp. bolanderi N. A. Hopkins 1983-10-13 1183 Plumas c. 4 mi SSE of Beckwourth by Marble Hot Springs Road at its crossing of Section 18, Sierra Valley 1463 Comment
  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
  UC952870  Artemisia douglasiana E. K. Balls 1950-9-8 15275 Plumas Lakes Center Public Campground southern Plumas County 2042 Comment
  CAS-BOT-BC499173  Artemisia douglasiana A. A. Heller; P. B. Kennedy 1907-7-17 8876 Plumas Red Clover valley Comment
  CHSC36869  Artemisia dracunculus M. S. Taylor 1982-9-13 5130 Plumas Remelli Ranch, at jct of Grizzly Creek and Feather River, ca. 2 mi W of Beckwourth. 1487 Comment
  CAS-BOT-BC93745  Artemisia ludoviciana subsp. incompta L. P. Janeway 1992-8-30 4296 Plumas Blue Nose Mtn. quad, McRae Meadow; upper end of East Nelson Creek. 1889 Comment
  JEPS90449  Artemisia michauxiana Dean Wm. Taylor with Glenn Clifton 1990-6-25 11174 Plumas Mt. Thompson Diamond Mountains (n slope) 2301 Comment
  CAS-BOT-BC93477  Artemisia tridentata subsp. tridentata John Thomas Howell 1959-9-24 34970 Plumas Sierra Nevada - Beckworth 1487 Comment
  CHSC55180  Artemisia tridentata subsp. vaseyana L. P. Janeway 1989-9-6 3644 Plumas Plumas National Forest. Along road 24N45Y 1/4 mi east of Crocker Meadow and the Beckwourth-Genesee Road (road 111) 6.3 mi north of Beckwourth. 1752 Comment
  CDA14752  Asarum hartwegii G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3310 Plumas Diamond Mountain Road 1.4 miles north-northeast of Engle Mine townsite. 1295 Comment
  CAS-BOT-BC400772  Asarum lemmonii Lewis S. Rose 1963-6-3 63113 Plumas Butterfly Valley, 2 mi. sw. of Keddie 1188 Comment
  OBI20517  Asclepias speciosa Lewis S. Rose 1967-7-12 67174 Plumas Twain, North Fork, Feather River 853 Comment
  CAS-BOT-BC69591  Aspidotis densa Clarence R. Quick 1952-6-29 52 -79 Plumas Summit road between belden and Humbug Valley. 1486 Comment
  UC1242060  Aspidotis densa Don Branscomb 1958-7-19 Plumas nw Lake Basin Recreation Area; Eureka Peak area Comment
  CAS-BOT-BC97469  Aster M. S. Taylor 1981-8-19 4218 Plumas Blue Nose Mt. quad. S side of 23N10, 0.2 mi w of Bell Creek, ca 1.5 mi w of Sloat 1371 Comment
  RSA537713  Aster integrifolius Barbara Ertter 1988-7-25 7856 Plumas Diamond Mountains: ca. 15 air miles due S of Susanville, sheep camp on Pierce Creek. 1982 Comment
  RSA60262  Aster intermedius E. K. Balls 1950-9-1 15587 Plumas E shore of Long Lake, turning south from Mt. Elwell; Southern Plumas Co. 2104 Comment
  RSA794958  Aster oregonensis L. Ahart, John Dittes 2009-7-27 16183 Plumas About 20 yards north of the poor dirt road, about 10 yards west of a small pond. Headwaters of Grizzly Gulch, 2.1 air miles northeast of Butt Valley Reservoir Dam. 1480 Comment
  RSA0039309  Aster radulinus Lowell Ahart 2008-8-14 15211 Plumas 300 yards northeast of the metal gate, east side of Forest Road 22N68, about 100 yards west of the South Fork of the Feather River, about 1/2 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte. 1571 Comment
  CAS-BOT-BC295357  Astragalus M. S. Taylor 1982-5-27 4545 Plumas E side of Dixie Canyon Rd (204), 0.1 mi n of its jct with Hwy 89 near Indian Falls 1097 Comment
  CHSC55490  Astragalus bolanderi L. P. Janeway 1984-7-15 922 Plumas Along dirt road on south side of Frenchman Hill; ca 3 mi west-southwest of Bucks Lake. 1737 Comment
  JEPS113615  Astragalus lentiformis Lowell Ahart, John Dittes 2007-6-16 14123 Plumas West of a smalll stream, on the south side of County Road 111 (Beckwourth Genesee Road), 10 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1647 Comment
  SEINET5325465  Astragalus lentiformis W. Harnach, N. Harnach 1999-5-30 878 Plumas Gold Mtn. Development on Co Rd A-15 W of Portola, California Comment
  CHSC21577  Astragalus lentiginosus D. E. Brink Jr.; L. M. Mayer 1975-7-24 Plumas Bucks Lake Floristic Survey. Comment
  JEPS125738  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
  RSA111758  Astragalus pulsiferae var. pulsiferae H. D. Ripley, R. C. Barneby 1942-5-21 4512 Plumas Beckworth [Beckwourth] Pass. 1600 Comment
Read comments
Oct 13 2012
  CHSC55691  Astragalus purshii K. R. Stern 1985-6-25 8247 Plumas Vicinity of Blairsden. 1402 Comment
  SEINET10452235  Astragalus purshii Mary Susan Taylor 1982-5-7 Taylor 4417 Plumas T23N R14E sw/nw sec 26. Portola quad. Ramelli Ranch, near an oxbow lake, ca. 1/4 mi e of Hwy 109, ca. 0.5 mi sw of Beckwourth. Sagebrush Scrub. 4800 ft. 146 Comment
  CAS-BOT-BC192949  Astragalus purshii var. purshii John Thomas Howell 1962-6-19 37846 Plumas The Buttes, n. Sierra Valley 1493 Comment
  CAS-BOT-BC192950  Astragalus purshii var. purshii Lewis S. Rose 1954-5-30 54075 A Plumas Beckwourth 1524 Comment
  SBBG25923  Astragalus purshii var. tinctus C. B. Hardham 1961-6-16 7445 Plumas Diamond Peak [Diamond Mountain] 2255 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
  CAS-BOT-BC200857  Astragalus webberi Wayne Dakan 1975-5-15 s.n. Plumas Crescent Mills 1066 Comment
  CAS-BOT-BC200864  Astragalus webberi W. I. Follett 1930-5-20 s.n. Plumas Near Vigilia 822 Comment
  CHSC67652  Astragalus webberi James D. Jokerst 1985-6-10 2410 Plumas Indian Creek Small Hydro Survey. Upper edge of reconstruction zone of Hwy. 70. Comment
  NY658907  Astragalus webberi M. E. P. Ames s.n. Plumas [Indian Valley]. Comment
  CDA26761  Astragalus whitneyi G. D. Barbe 1982-6-9 3665 Plumas Southeast and below Thompson Peak, overlooking Honey Lake Valley; Plumas National Forest. Comment
  HSC95617  Astragalus whitneyi var. whitneyi L. P. Janeway 1998-6-24 5670 Plumas N side of Last Chance Creek NE of Jordan Flat, 600 ft. N of Rd. 28N03 0.3 mi. W of Rd. 101. 1793 Comment
  CHSC20755  Asyneuma prenanthoides K. R. Stern 1975-7-24 5872 Plumas E shore of Lake Almanor. 1371 Comment
  CAS-BOT-BC69528  Athyrium alpestre subsp. americanum Robert J. Weatherby 1950-8-11 1518 Plumas Upper end of Long Lake, Lakes Basin Area. 2133 Comment
  JEPS118439  Athyrium filix-femina subsp. cyclosorum Lowell Ahart 2011-9-17 17656 Plumas On the south side of an unnamed stream that flows east into Little Grass Valley Reservoir and opposite the Black Rock, about 30 yards west of the paved road, about 1/8 mile west of Little Grass Valley Reservoir 1595 Comment
  CHSC110378  Athyrium filix-femina var. cyclosorum Lowell Ahart 2012-9-5 18450 Plumas Along the South Fork of the Feather River, about 800 yards east of the County Road where it crosses the South Fork of the Feather River, about 2/3 mile (air) southwest of Pilot Peak, about 9 miles (air) northeast of La Porte. 1940 Comment
  CHSC34938  Athyrium filix-femina var. cyclosorum M. S. Taylor 1981-8-19 4222 Plumas S side of 23N10, 0.3 mi e of Peoria Creek, ca. 2.5 mi w of Sloat. 1341 Comment
  CHSC92148  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
  CHSC101841  Athysanus pusillus Lowell Ahart; John Dittes, Josephine Guardino 2009-6-15 15890 Plumas About 200 yards northwest of Lake Almanor Dam, in depression in a mined over area. 1421 Comment
  CHSC55481  Athysanus pusillus Ben Cunningham 1991-4-20 Plumas Ca. 90 ft w of Pecks Valley road and 2 mi ne of Greenville. 1066 Comment
  UCD114244  Athysanus pusillus B. Pitzer; S. Morgan and H. Soldan 1988-5-29 957 Plumas Plumas National Forest, ca. 6 mi. N of Gold Lake on Gold Lake Road, and 2.6 mi. S of junction with Hwy. 89. 1828 Comment
  CAS-BOT-BC170566  Atriplex Fred Sommers; Greg Sommers 1976-8-20 221 Plumas Marble Hot Springs Area, Marble Lane, Sierra Valley Marsh 1487 Comment
  SEINET7712043  Bahia lanata Unknown Plumas Black Hawk Creek 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
  CHSC42081  Balsamorhiza deltoidea Kimber Hostetter 1986-4-12 12 Plumas On Hwy 89, 3.2 km from Hwy 70 Greenville turnoff, ca. 16 km S of Greenville. 1475 Comment
  UC1794996  Balsamorhiza deltoidea R. K. Brummitt 1998-5-17 19888 Plumas Rte. 89 near Indian Falls, 4 km from Rte. 70 junction, opposite Dawn Community Centre 1000 Comment
  UC1119017  Balsamorhiza hookeri E. Sawyer 1935-5-21 7 Plumas 3 mi ene of Beckwith Butte (Sierraville); Sierraville 1524 Comment
  CAS-BOT-BC106459  Balsamorhiza hookeri John Thomas Howell 1978-4-14 52860 Plumas On edge of pine woods, west of Portola - Sierra Nevada Comment
  CAS-BOT-BC16559  Barbarea orthoceras Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-5-7 1873 Plumas Butterfly Botanical Area and Vicinity. In Butterfly Valley proper. Comment
  CAS-BOT-BC16560  Barbarea orthoceras John Thomas Howell 1960-7-18 35530 Plumas Lassen Volcanic National Park. Drakesbad. 1828 Comment
  CAS-BOT-BC16564  Barbarea orthoceras Anna Head 1921-7-5 s.n. Plumas Feather River Region. Lake Center Camp. Comment
  CAS-BOT-BC16573  Barbarea orthoceras W. W. Wagner 1919-5-25 269 Plumas Vicinity of Quincy. Squirrel Creek. 1615 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-BC145814  Beckmannia syzigachne John Thomas Howell 1961-9-25 36938 Plumas Sierra Nevada. Feather River bed, Portola. 1478 Comment
  POM186829  Beckmannia syzigachne D. D. Keck 1932-7-5 1688 Plumas Quincy, Northern Sierra Nevada. 1067 Comment
  SEINET10514174  Beckmannia syzigachne Mary Susan Taylor 1982-8-27 Taylor 5068 Plumas T23N R14E S1/2 NE1/4 Sec 28. POrtola quad. In moist area, Ramelli Ranch where Feather River crosses RR tracks, ca. 1.5 miles SW of Beckwourth. With Hippuris vulgaris, Sium suave, Lemna. 1487 Comment
  SEINET10905060  Bidens cernua Mary Susan Taylor 1982-8-27 Taylor 5066 Plumas T23N R14E s/ne sec 28. Portola quad. Ramelli Ranch, where Feather River crosses RR tracks and along river, ca. 1.5 mi sw of Beckwourth. 4880 ft. Plumas National Forest. 1487 Comment
  SEINET11841725  Bidens cernua W. Knight, Knight, I. 1983-1 4923 Plumas Warner Valley, on road between Chester & Drakesbad 1570 Comment
  CAS-BOT-BC128021  Blepharipappus scaber John Thomas Howell 1962-6-18 37787 Plumas Sierra Valley near Beckwourth 1487 Comment
  JEPS104109  Blepharipappus scaber Lowell Ahart 2003-8-8 10484 Plumas On an old abandoned road, on the e side of Beckwourth Calpine Rd, ca 3 mi south of Beckwourth, Sierra Valley. 1482 Comment
  CHSC46631  Boechera breweri Lowell Ahart 1989-7-2 6341 Plumas On cliffs, on the north-west side and near the summit of Pilot Peak, about 10 miles north-east of La Porte. 2255 Comment
  CAS-BOT-BC13856  Boechera inyoensis M. S. Taylor 1982-7-21 4893 Plumas Ca. 5 miles southeast of Quincy. Around south end of Bachs Creek Ridge. 1752 Comment
  CAS-BOT-BC14081  Boechera pauciflora John Thomas Howell 1960-7-19 35637 Plumas Lassen Volcanic National Park. Drakesbad. 1828 Comment
  CHSC81353  Boechera pauciflora L. P. Janeway 1996-5-7 4962 Plumas Northern High Sierra Nevada. Soda Creek, along Road 25N22 0.3 mi northwest of Hwy 70 and East Branch North Fork Feather River, at first creek crossing. 902 Comment
  CHSC10726  Boechera pendulocarpa Lowell Ahart 1968-6-29 Plumas Near La Porte. 914 Comment
  CAS-BOT-BC14262  Boechera pinetorum Lowell Ahart 1986-7-25 5370 Plumas Along Cleghorn Bar Road, about 1.5 miles west of Finger Board, about 4 miles northwest of Pilot Peak. 1828 Comment
  CAS-BOT-BC14261  Boechera pinetorum Alice Eastwood 1927-6-27 14891 Plumas United States Forest Reserve. On road from Chilcott. Comment
  CHSC118666  Boechera pinetorum Wendy L. Boes 2015-5-20 2015015 Plumas Plumas National Forest. Location southwest of Silver Creek, north of Forest Service 24N29X, west of 24N56, near Meadow Valley. UTM 663727 E, 4422262 N, NAD83 Zone 10N. 1160 Comment
  CAS-BOT-BC14535  Boechera puberula Alice Eastwood 1918-5-25 7025 Plumas Portola. Comment
  CHSC570  Boechera retrofracta G. Spurlock 1935-6-1 Plumas East of Sierras. Comment
  CHSC67643  Boechera retrofracta J. D. Jokerst 1984-5-13 2006 Plumas East end of Genesee Valley, between Indian Creek and the Indian Cr Rd. 1249 Comment
  CHSC118708  Boechera retrofracta Chelsea Morgan; Wendy L. Boes, Jim Battagin 2015-5-12 2015001 Plumas Plumas National Forest. Location between Forest Service Road 25N18Y and Caribou Road, south of Northfork Campground. UTM 652180 E, 4433328 N, NAD83 Zone 10N. 792 Comment
  CAS-BOT-BC25723  Boechera sparsiflora W. I. Follett 1946-5-24 s.n. Plumas Chip Creek. Comment
  CAS-BOT-BC25909  Boechera suffrutescens John Thomas Howell; Gordon H. True 1973-7-31 50117 Plumas Sierra Nevada. Diamond Range. Summit ridge of Thompson Peak. 2194 Comment
  SEINET3166136  Boechera suffrutescens P. J. Alexander 2008-7-22 864 -A Plumas North side of the summit of Mount Elwell, +-0.1 miles N of the highest point, +-1.8 miles SE of Mt. Washington, +-14 miles NE of Downieville, northern Sierra Nevada, Plumas National Forest. 2347 Comment
  CAS-BOT-BC25927  Boechera suffrutescens Lowell Ahart 1986-7-8 5363 Plumas Sierra Nevada. South of where the road crosses Onion Valley Creek, ca. 1 mile northwest of Pilot Peak. 1920 Comment
  CAS-BOT-BC478470  Boisduvalia John Thomas Howell 1976-7-16 51889 Plumas Hydraulic mining gravels on flood plain of Spanish Creek at mouth of Wapaunsie Creek 1097 Comment
  CAS-BOT-BC478485  Boisduvalia Clarissa Kimber 1961-8-6 237 Plumas Upper Butterfly Valley, 2.5 mi. W turn off Hwy 89 - US 40 alt. 1 mi S Keddie 1158 Comment
  NY144279  Botrychium californicum R. M. Austin 07 1897 s.n. Plumas In Sierra Nevada mountains near Quincy Comment
  NY144280  Botrychium californicum R. M. Austin 1897-7-2 s.n. Plumas Near Quincy Comment
  UCD136823  Botrychium multifidum Dennis Wm. Stevenson 1974-10-1 377 Plumas Between trail and Jamison Creek, 0.5 mile below (north of) Grass Lake (above Jamison Mine). 1767 Comment
  CHSC82551  Botrychium simplex var. compositum Lowell Ahart 2002-7-18 9863 Plumas Meadow, about 40 yards south of the road to Tamarack Flat, on the north side of a small branch of Fall River, about 1/8 mile southwest of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1 mile (air) northwest of Little Grass Valley Reservoir dam, about 4 miles (air) northwest of La Porte. 1714 Comment
  JEPS99046  Botrychium simplex var. compositum Lowell Ahart 2002-7-2 9836 Plumas 1 mi SE of Tamarack Flat (5 air mi NW of La Porte); Lumpkin Ridge Road 1701 Comment
  JEPS99048  Botrychium simplex var. compositum Lowell Ahart 2002-6-26 9796 Plumas 1 mi SE of Tamarack Flat (5 air mi NW of La Porte); Lumpkin Ridge Road 1743 Comment
  UC1127179  Boykinia major A. E. Wieslander 1927-7-10 13 Plumas meadow below Silver Lake; Bidwell Bar Quad., below Silver Lake Comment
  POM92043  Boykinia occidentalis Bener 1897-7-3 s.n. Plumas [below?] Prattville [of Jemsville?] 1372 Comment
  CHSC34280  Brickellia californica M. S. Taylor 1981-9-14 4278 Plumas W side of Hwy 89, ca. 1 air mi N of Hwy 70, ca. 10 air mi W of Quincy. 914 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
  CAS-BOT-BC127711  Brickellia greenei Lowell Ahart 1986-9-10 5393 Plumas Along the South Fork of the Feather River, about 3/4 mile east of the Feather Fork Mine, about 9 miles north-east of La Porte 1706 Comment
  SEINET10474493  Brickellia greenei Mary Susan Taylor 1981-7-18 Taylor 4057 Plumas T25N R7E nw/nw sec 4, Almanor SW quad. On steep rocky to talus serpentine, N side of Caribou Rd, ca. 3 mi NE of its jct with Hwy 70 near Belden; 2800 ft elev. 853 Comment
  CAS-BOT-BC478972  Brodiaea californica subsp. californica A. A. Heller; B. B. Kennedy 1907-7-11 8796 Plumas Pratville Comment
  JEPS34439  Brodiaea minor Rimo Bacigalupi and Tsang Iang Chuang 1963-8-2 8915 Plumas along state hwy 89 1.8 mi wnw community of Almanor; Lassen National Forest 1389 Comment
  SEINET13710270  Bromus carinatus Lowell William Ahart, Lowell William Ahart 2001-1 8999 Plumas E of Small Branch of Butt Creek, 2.5 Air Mi. N of Humboldt Summit (T27N, R5E, sec 20, NW 1/4) 6000 Ft. 1829 Comment
  CHSC105962  Bromus carinatus var. carinatus Lowell Ahart 2010-9-9 17146 Plumas Along the south side of Quincy La Porte Road, about 30 yards southwest of where the road crosses Onion Valley Creek, Onion Valley, about 9 1/2 miles (air) northeast of La Porte. 1899 Comment
  CAS-BOT-BC148715  Bromus carinatus var. marginatus John Thomas Howell 1955-7-19 30756 Plumas Sierra Nevada. Beckwourth. 1493 Comment
  CDA13759  Bromus ciliatus G. F. Hrusa, B. Smith, T. D. Wilfred 1996-8-11 13491 Plumas Sierra Nevada; Slopes to E of upper Bull Run Creek off USFS 23N12E. Comment
  CDA13941  Bromus ciliatus G. F. Hrusa 1997-6-26 13879 Plumas Sierra Nevada; 1/2 mi. NE of intersection of Hwy 70 and Rattlesnake Creek Rd (to N; USFS 508)/and Sloat Rd. (to S). Comment
  CHSC88193  Bromus ciliatus Lowell Ahart 2004-7-27 11318 Plumas On the east side of the dirt road (Forest Road 10), about 100 yards northeast of the bridge across Hopkins Creek, about 1 1/4 miles (air) southwest of Blue Nose Mountain, about 9 3/4 miles (air) northeast of La Porte. 1711 Comment
  JEPS114815  Bromus ciliatus Lowell Ahart 2008-8-13 15184 Plumas East of La Porte Road, along the sides 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
  CHSC44544  Bromus laevipes Lowell Ahart 1977-7-26 1496 Plumas Along the old logging road to Bunker Hill Creek, about 1/2 mile north of the Bunker Hill Mine, about 10 miles north-east of La Porte. 1828 Comment
  CAS-BOT-BC162149  Bromus orcuttianus John Thomas Howell 1960-7-21 35860 Plumas Lassen Volcanic National Park. On trail to Little Willow Lake. 1767 Comment
  CAS-BOT-BC162150  Bromus orcuttianus John Thomas Howell; Walter Knight; Irja Knight; Gordon H. True 1968-6-11 2352 Plumas Sierra Nevada. Butterfly Botanical Area. Confluence of Spanish Creek & Butterfly Creek. 883 Comment
  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
  CHSC112087  Bromus suksdorfii L. P. Janeway 2014-7-15 11524 Plumas Northern High Sierra Nevada. Plumas National Forest; Happy Valley, about 6.4 air-km northeast of Cromberg; along Long Valley Creek in the southwest corner of Happy Valley (the lower corner of the meadow complex). 1717 Comment
  CHSC88184  Bromus suksdorfii Lowell Ahart 2004-7-27 11320 Plumas On the west side of the dirt road (Forest Road 10), near the Pacific Crest Trail, on Bunker Hill Ridge, about 1 1/8 miles (air) southeast of Pilot Peak, about 9 miles (air) northeast of La Porte. 2099 Comment
  CAS-BOT-BC161363  Bromus tectorum Fred Sommers 1976-7-15 172 Plumas Sierra Nevada. Sierra Valley Marsh, along road on North side of Dyson Lane near Marble Hot Springs. 1524 Comment
  CDA12088  Bromus tectorum G. F. Hrusa, G. L. Webster 1989-5-1 7021 Plumas Modoc Plateau; Beckwourth Pass approx. 3 miles E of Vinton on Hwy 70-at the Plumas/Lassen County line. Comment
  UCD40293  Bromus tectorum Rodney Gale Myatt 1971-6-13 742 Plumas 1 mile below Layman Road, north of Quincy, and on the north side of Hwy 70. (Note that this location is south of Quincey road and on the south side of Hwy 70). 1036 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
  CHSC108739  Calamagrostis canadensis B. Castro; L. P. Janeway 2003-9-6 1451 Plumas High Cascade Range. Along un-named lake split by the Caribou Wildnerness Area boundary, ca 1.5 mi west of Hay Meadow. At upper lake/lower forest edge around much of lake, expecially the north half. 2058 Comment
  JEPS120563  Calamagrostis canadensis B. Castro and L. P. Janeway 2003-9-6 1451 Plumas High Cascade Range. along un-named lake split by the Caribou Wilderness Area boundary, ca 1.5 mi west of Hay Meadow. 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
  RSA39892  Callitriche verna P. A. Munz 1947-5-16 11838 Plumas 8 miles N of Chilcoot. 1524 Comment
  CAS-BOT-BC85761  Calocedrus decurrens Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region Comment
  CHSC9718  Calocedrus decurrens Nancy Mosman 1971-7-3 84 Plumas About 25 ft from Feather River along road 0.5 mi s of Belden turnoff and Hwy 70. 1025 Comment
  JEPS104252 Image available Calocedrus decurrens Lowell Ahart 2003-10-15 10636 Plumas On the e side of Forest Rd 22N94E, ca 50 yd south of Forest Rd 22N94, on Hartman Bar Ridge, ca 1 mi (air) sw of Franklin Hill, ca 4 1/2 mi (air) nw of Tamarack Flat, ca 9 mi (air) nw of La Porte. 1583 Comment
  OBI69180  Calocedrus decurrens Kristina L. Schultz, Dan Schultz 2000-11-3 1 Plumas Quincy Range. Located 1/2 mi off tril at the intersection of Jackson street and Old Meadow Valley Rd 1067 Comment
  CAS-BOT-BC85762  Calocedrus decurrens Albert H Barker 1926-7-11 122 Plumas Gold Lake - Blair's Den Road 1676 Comment
  CDA18591  Calochortus coeruleus G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3274 Plumas Sierra Nevada; 1.3 miles below Mt. Hough summit, returning to junction with China Grade. 2042 Comment
  JEPS61639  Calochortus coeruleus John W. Duffield 1937-5-26 Plumas road to Quincy Comment
  CDA19250  Calochortus leichtlinii G. D. Barbe, T. C. Fuller 1982-6-17 3811 Plumas Plumas National Forest; South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. 1706 Comment
  CHSC44095  Calochortus leichtlinii Lowell Ahart 1979-7-18 1970 Plumas Near the Quincy La Porte Road, about 1/8 mile south of Onion Valley, about 1 mile west of Pilot Peak, about 12 miles north-east of La Porte. 1920 Comment
  SEINET3840913  Calochortus leichtlinii G. Douglas Barbe, Thomas C. Fuller 1982-6-17 3811 Plumas Frenchman Lake, South shore of Frenchman Reservoir (Lake), 0.4 miles east of Frenchman Dam, USGS Quadrangle 7.5 1700 Comment
  CAS-BOT-BC490275  Calochortus leichtlinii Lowell Ahart 1979-7-18 s.n. Plumas 1 mi W of Pilot Pk., S of Onion Valley Re. 1800 Comment
  SEINET8197334  Calochortus leichtlinii A. A. Heller, P. B. Kennedy 1907-7-4 8719 Plumas Ridge east of Red Clover Valley. Comment
  CAS-BOT-BC483476  Calochortus minimus Mary Strong Clemens 1920-6-28 s.n. Plumas Quincy Comment
  CAS-BOT-BC483477  Calochortus minimus Elmer I. Applegate 1929-6-20 5762 Plumas Warner valley below Drakesbad, Mt. Lassen region Comment
  CAS-BOT-BC483481  Calochortus minimus E. D. Merrill 1929-7-13 s.n. Plumas Silver Lake 1828 Comment
  UCD139550  Calochortus minimus W. R. Powell 1968-7-2 1598 Plumas along road around southeast side of Little Grass Valley Reservoir, 3 miles north-northeast of La Porte. 1554 Comment
  CHSC67728  Calochortus nudus James D. Jokerst 1979-6-25 275 Plumas First meadow S of Meadow Valley Creek (S of road between Quincy and Bucks Lake). Comment
  CHSC21127  Calyptridium monospermum F. T. Griggs; A. Pass 1975-7-1 17 Plumas Buck's Lake Forest Service Survey. East of Grizzly Creek. Comment
  HSC17645  Calyptridium monospermum H. E. Parks, S. T. Parks Jun 1928 225 Plumas Lassen National Park, Drakesbad 1738 Comment
  CHSC40614  Calyptridium umbellatum Lowell Ahart 1985-9-26 5182 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
  UC485770  Calyptridium umbellatum H. E. and S. T. Parks June, 1928 225 Plumas Drakesbad, Lassen National Park Drakesbad; Lassen National Park, Drakesbad Comment
  UCD100476  Calyptridium umbellatum J. M. Tucker 1948-7-25 1745 Plumas above mine of United Mining Company, Pinchard Creek, southwest side of Camel Peak. Comment
  UC725708  Calyptridium umbellatum A. A. Heller 1940-5-22 15667 Plumas Lake Almanor, at the P.G.& E. intake plant, on State Hwy #89 Lake Almanor Comment
  CHSC118707  Calystegia occidentalis Wendy L. Boes; Jim Battagin 2015-5-12 2015001 C Plumas Plumas National Forest. Location between Forest Service Road 25N18Y and Caribou Road, south of Northfork Campground. UTM 652180 E, 4433328 N, NAD83 Zone 10N. 792 Comment
  UC573259  Calystegia occidentalis var. tomentella C. G. Albertus 1935-7-20 208 Plumas 1 1/2 mi sw Lava Peak; Downieville Quad., sw of Lava Peak 1310 Comment
  SEINET10905132  Camassia leichtlinii subsp. suksdorfii Mary Susan Taylor, M. Foster 1981-6-3 Taylor 3849 Plumas T24N R12E nw sec 25, Grizzly Valley quad; W side of 24N10, ca. 1/4 mi S of Grizzly Creek crossing 24N10, ca. 8 mi NW of Portola; elevation ca. 5800 ft. 1768 Comment
  CHSC61596  Camassia quamash Arthur C. Barrett 1915-6-24 21 Plumas Boulder Creek Ranger Sta. Meadow. 1645 Comment
  CHSC91746  Camassia quamash G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-26 3353 Plumas Sierra Nevada. 0.25 mile northeast of Bucks Summit on Bucks Lake Road; hillside meadow at the head of Eagle Gulch. 1670 Comment
  UC485760  Camassia quamash subsp. breviflora H. E. and S. T. Parks 1928-6-20 220 Plumas Mount Lassen National Park, Drakesbad Drakesbad; Mount Lassen National Park, Drakesbad Comment
  CAS-BOT-BC497562  Camassia quamash subsp. breviflora Philip A. Munz 1947-5-17 11842 Plumas 16 miles north of Chilcoot 1524 Comment
  CAS-BOT-BC160887  Camissonia tanacetifolia subsp. tanacetifolia H. E. Brown 1897-8-1 624 Plumas Near Lassen Buttes 1828 Comment
  RSA794992  Camissonia tanacetifolia subsp. tanacetifolia L. Ahart, John Dittes 2009-9-7 16385 Plumas Below the high water line of Lake Almanor, about 2000 feet NW of lake Almanor Dam. 1591 Comment
  CAS-BOT-BC160886  Camissonia tanacetifolia subsp. tanacetifolia T. Mosquin; J. M. Gillett 1963-7-14 5302 Plumas Middle Fork of Feather RIver just N of Mohawk Comment
  RSA184942  Campanula prenanthoides L. S. Rose 1966-7-26 66049 Plumas Butterfly valley- 3 mi w. of Keddie. 1067 Comment
  RSA60795  Campanula prenanthoides I. L. Wiggins 1948-9-15 12052 Plumas Onion Creek and Middle Fork of the Feather River. Comment
  SEINET10462881  Campanula prenanthoides Austin AUSTIN 307 ? Plumas BADGER HILL Comment
  SEINET10462996  Campanula prenanthoides Austin AUSTIN s.n. Plumas Badger Hill Comment
  SEINET10463001  Campanula prenanthoides Howell 1959-9-26 Howell 35045 Plumas Near Keddie 1006 Comment
  CAS-BOT-BC37132  Capsella bursa-pastoris Mary Strong Clemens 1920-2-25 s.n. Plumas Crescent Mills. Comment
  CAS-BOT-BC37131  Capsella bursa-pastoris Alice Eastwood 1927-6-11 14442 Plumas United States Forest Reserve. Crescent Mills. Comment
  SEINET10480717  Cardamine Mary Susan Taylor 1981-7-6 Taylor 3968 Plumas T24N R16E nw/se sec 7. Frenchman lake quad. Roadside and meadow along Grigsby Creek, ca. 1 mi W of N tip of the lake, ca. 13 air mi NW of Chilcoot. 5900 ft elev. 1798 Comment
  CHSC62720  Cardamine breweri B. Castro; R. A. Schlising 1987-7-21 166 Plumas Ca 6 mi E of Graegle and 6 mi W of Clio via Hwy 70/89, off USFS Rd 22N98 at lower edge of a spring on unnamed E-trending tributary to Mohawk Ck. 1600 Comment
  CHSC71139  Cardamine pachystigma L. P. Janeway 1998-5-22 5596 Plumas Red Hill; along the road to the lookout (26N22F) 2.3 mi from Deadwood Saddle. Slope above the road (and on the road cutbank). 1722 Comment
  CAS-BOT-BC38121  Cardamine pensylvanica John Thomas Howell 1962-6-17 37657 Plumas Sierra Nevada. Butterfly Valley. 1036 Comment
  CHSC48319  Cardamine pensylvanica Vernon Oswald 1985-5-26 1779 Plumas South loop of road between Hwy 70 and Butterfly Valley at Big Blackhawk Creek. Along the creek. Comment
  CAS-BOT-BC18349  Carex John Thomas Howell; Gordon H. True 1968-6-10 44550 Plumas Sierra Nevada. Quincy. 1036 Comment
  CAS-BOT-BC18353  Carex John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54184 Plumas Sierra Nevada. Long Valley at road to Maxwell Mine. 1633 Comment
  CAS-BOT-BC65495  Carex amplifolia L. P. Janeway 1995-8-30 4903 Plumas Along West Branch Humbug Creek; about 2.3 mi S of Smith Peak. 1630 Comment
  CAS-BOT-BC17928  Carex angustata A. A. Heller; P. B. Kennedy 1907-7-9 8784 Plumas Prattville. Comment
  CAS-BOT-BC17938  Carex angustata John Thomas Howell 1960-7-23 35943 Plumas Lassen Volcanic National Park. Drakesbad. Near soda spring. 1828 Comment
  CHSC47002  Carex angustata L. P. Janeway 1989-8-4 3554 Plumas Plumas National Forest. East side of Eureka Ridge near headwater springs of Bear Cr. 1889 Comment
  CHSC77064  Carex athrostachya G. Douglas Barbe; T. C. Fuller 1982-6-14 3687 Plumas W end of Quincy, Hwy 70 and Lawrence St. at Chevron station. 1036 Comment
  JEPS63502  Carex athrostachya W. L. Jepson 1939-8-16 19438 Plumas Portola Comment
  POM254195  Carex athrostachya E. Sawyer 1935-6-22 168 Plumas Charlies Vallley, west of Beckwith Buttes. 1524 Comment
  SEINET4292089 Image available Carex athrostachya L. Ahart, Dittes, J 2005-1 12397 Plumas Red Fir Forest. Below the high water line of Taylor Lake, on the northeast side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake. Comment
  SJSU7489  Carex athrostachya Lewis S. Rose 1968-6-10 68094 Plumas Quincy 1036 Comment
  UC822940  Carex athrostachya Lewis S. Rose 1932-9-5 32617 Plumas Jamison Lake Comment
  RSA122795  Carex athrostachya H. S. Yates 1936-8-12 6090 Plumas Lake Almanor. 1341 Comment
  RSA32327  Carex athrostachya C. R. Quick 1945-7-20 45 -66 Plumas Deane s Valley, SE of Meadow Valley. Comment
  CHSC87988  Carex aurea Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11157 Plumas Edge of a small seep, in a small meadow, on the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2139 Comment
  POM81342  Carex aurea Marcus E. Jones 1897-7-2 s.n. Plumas Near Pratville at Clear Creek 1524 Comment
  UC338344  Carex aurea Lemmon 1889-5-26 Plumas Culver's ranch Mohawk Valley, Culver's ranch Comment
  CAS-BOT-BC19523  Carex bolanderi John Thomas Howell 1960-7-17 35491 Plumas Lassen Volcanic National Park. Drakesbad. 1828 Comment
  CAS-BOT-BC19634  Carex brainerdii John Thomas Howell 1951-6-28 27714 Plumas Eureka Peak. 2255 Comment
  CHSC47347  Carex brainerdii L. P. Janeway 1989-6-8 3272 Plumas Plumas National Forest. Near Jackson Cr, just E of Feather River Hwy (hwy 70/89) at upper end of Jackson Cr campground. 1386 Comment
  RSA201329  Carex brainerdii J. T. Howell 1960-7-22 35912 Plumas Drakesbad. Devils kitchen 1677 Comment
  CAS-BOT-BC19630  Carex brainerdii Clarence Roy Quick 1955-6-21 55 -34 Plumas Sierra Nevada. Near southeast end of Lake Almanor. Comment
  CAS-BOT-BC19641  Carex brainerdii L. P. Janeway 1990-7-3 3759 Plumas Plumas National Forest. Beckwourth Ranger District. 1874 Comment
  SEINET10752412  Carex brainerdii Lewis S. Rose 1969-6-23 Rose 69043 Plumas 8 mi, SW of Quincy. La Porte Road. 1311 Comment
  CAS-BOT-BC110186  Carex buxbaumii Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1430 Plumas Butterfly Botanical Area and Vicinity. At southwest end of Pond reservoir. 1097 Comment
  CAS-BOT-BC110187  Carex buxbaumii John Thomas Howell 1976-7-15 51872 Plumas Sierra Nevada. Snake Lake, about 4 miles northwest of Quincy. 1219 Comment
  CAS-BOT-BC34405  Carex cusickii John Thomas Howell 1960-7-23 35936 Plumas Lassen Volcanic National Park. Drakesbad. 1828 Comment
  CAS-BOT-BC34407  Carex cusickii John Thomas Howell 1967-6-23 42711 Plumas Sierra Nevada. Butterfly Valley. 1036 Comment
  RSA201269  Carex cusickii J. T. Howell 1960-7-23 35936 Plumas Lassen Volcanic National Park. Drakesbad. Near Soda Spring. 1677 Comment
  UCD108006  Carex douglasii Tim Kuhn 2006-6-14 59 Plumas south of Frenchman Lake. Comment
  CHSC21227  Carex echinata subsp. echinata F. T. Griggs; A. Pass 1975-8-7 312 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC42139  Carex echinata subsp. echinata Lowell Ahart 1979-8-16 2015 Plumas In a small bog, about 100 yards east of Ohio Ravine, about 2 1/4 miles south of Grizzly Mountain. 1554 Comment
  CHSC94112  Carex echinata subsp. echinata Lowell Ahart 2006-7-9 12916 Plumas Small bog or wet meadow, below the basalt gravel road, about 2 miles (air) west of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir. 1648 Comment
  SD130391  Carex echinata subsp. echinata John Thomas Howell 1962-6-17 37656 Plumas Sierra Nevada; Butterfly Valley. 1036 Comment
  SJSU6923  Carex echinata subsp. echinata C. W. Sharsmith 1975-6-18 8227 Plumas Butterfly Valley c. 3 mi SW of Keddie 1066 Comment
  RSA121759  Carex exserta E. Sawyer 1935-5-22 21 Plumas 3/4 mile southwest of Beckwith City. 1494 Comment
  CAS-BOT-BC20695  Carex fracta John Thomas Howell 1951-6-28 27650 Plumas Sierra Nevada. Johnsville. 1584 Comment
  CAS-BOT-BC20697  Carex fracta John Thomas Howell 1951-6-28 27649 Plumas Sierra Nevada. Johnsville. 1584 Comment
  CHSC76811  Carex fracta G. Douglas Barbe; J. T. Howell, T. C. Fuller 1981-6-22 3059 Plumas 10.6 miles NE of La Porte on La Porte-Quincy Road; 8.3 miles NE of junction, Little Grass Valley Reservoir Road, headquarters of South Fork Feather River. 1889 Comment
  CHSC85977  Carex fracta L. P. Janeway 2003-7-19 7909 Plumas High Cascade Range. At the end-of-the-road trailhead parking for trail to Little Willow Lake; 200 m southeast of Little Willow Lake. 1853 Comment
  CHSC51504  Carex geyeri L. P. Janeway 1990-8-16 3831 Plumas Plumas National Forest. Ca 0.2 mi N of Meadow Cr and ca half-way between Red Clover Cr and Mt Ingalls. 2011 Comment
  SEINET10652731  Carex geyeri Lawrence P. Janeway 1992-6-9 Janeway 4225 Plumas Mount Ingalls Quad, T24N, R11E, NE 1/4 of SW 1/4 of Sec 11. Northeast side of Grizzly Ridge between Joseph Creek and Cascade Creek; ca. .8 mile southwest of Little Grizzly Creek. Northwesterly facing slope in mixed conifer forest with ca 60% crown closure. Comment
  RSA97918  Carex gigas J. T. Howell 1951-6-26 27535 Plumas Feather River Canyon. 854 Comment
  CAS-BOT-BC22285  Carex hassei John Thomas Howell 1960-7-18 35508 Plumas Drakesbad. 1828 Comment
  JEPS109915  Carex hassei Dean W. Taylor 2007-6-14 20133 Plumas Forest Rd. 27N16 on the S slope of Dyer Mtn. at unnamed tributary to Hauns Creek (this not depicted as a blue line stream on the USGS map) 1554 Comment
  JEPS28347  Carex hassei George W. Gillett 1957-7-19 847 Plumas rivulet near very large spring on trail to Sifford Lakes (above Devils Kitchen); Lassen Volcanic National Park 2057 Comment
  CAS-BOT-BC21971  Carex heteroneura John Thomas Howell 1960-7-20 35714 Plumas Drakesbad. 1828 Comment
  CHSC100040  Carex heteroneura Lowell Ahart 2008-7-16 15092 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
  RSA63111  Carex heteroneura L. S. Rose 1951-6-28 51037 Plumas McRae Meadows, 8 mi. sw. of Johnsville 1951 Comment
  CAS-BOT-BC21972  Carex heteroneura John Thomas Howell 1960-7-22 35927 Plumas Near Drakesbad. Dry meadow near Devil's Kitchen. 1828 Comment
  CAS-BOT-BC28125  Carex hoodii John Thomas Howell 1951-6-27 27565 Plumas Johnsville 1584 Comment
  CHSC105836  Carex hoodii Lowell Ahart 2010-7-27 16925 Plumas On the south side of the paved road, about 1/2 mile north of Goat Mountain, about 3 miles (air) northeast of La Porte. 1680 Comment
  UCSB63563  Carex hoodii Jokerst, James 1985-6-10 Plumas Indian Creek Small Hydro Survey; adjacent to Indian Creek 400 m. S of Hwy. 70; ca. 2 mi. SW of Crescent: T26N R9E SW1/4 Sect. 25 Comment
  JEPS87741  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
  CHSC112391  Carex jonesii L. P. Janeway 2014-7-16 11549 Plumas Northern High Sierra Nevada. Plumas National Forest; Happy Valley, about 6.4 air-km north-east of Cromberg; along Long Valley Creek in the middle of Happy Valley. 1719 Comment
  CHSC116379  Carex jonesii Sara M. Taylor; Scott Batiuk 2012-7-18 47 Plumas Quaking Fen, 720 m east of Mill Creek trail. From trailhead walk ~2 miles north on trail and then head east 720 m at a bearing of 260 degrees to fen. UTM zone 10, NAD 83, 4423791 N, 655253 E. 1940 Comment
  UC1562319  Carex lasiocarpa Vernon Oswald 1990-6-22 4314 Plumas ca. 0.5 mi s Willow Lake (on the n side of the lake, ca. 9 mi (air) nw of Chester); Domingo Lake 1767 Comment
  RSA755327  Carex lemmonii L. Ahart 2009-7-13 16032 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
  CHSC47142  Carex lenticularis var. impressa Henricus Jansen 1989-6-22 Plumas Soldier Creek. 1371 Comment
  CHSC58526  Carex lenticularis var. lipocarpa Vernon H. Oswald; Lowell Ahart, Linnea Hanson, Lawrence Janeway 1992-7-1 5041 Plumas Grass Lake located just W of Lakes Basin Campground, ca. 5 mi (air) SSW of Graeagle via Gold Lake Forest Hwy. (County Rd. 519). 1926 Comment
  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
  SEINET7564701 Image available Carex lenticularis var. lipocarpa Lowell Ahart 2003-7-18 10431 Plumas About 150 yards south of the road, about 3/4 mile west of Lumpkin Ridge Road, about 1 mile southeast of Tamarack Flat, about 2 miles (air) northwest of Little Grass Valley Reservoir dam, about 5 miles (air) northwest of La Porte. 1731 Comment
  SEINET11634877  Carex lenticularis var. lipocarpa Unknown 1985-1 5101 Plumas about 4.5 mi NE of La Porte, Little Grass Valley Reservoir, where South Fork of Feather River flows 1585 Comment
  CHSC96053  Carex luzulifolia L. P. Janeway; B. Castro 2006-9-9 8883 Plumas High Cascade Range. About 200 m east of Jedidian Colter Lake (between Blue Lake and North Arm Rice Creek). Broad flat meadow informally named Sheeba's Meadow. 1969 Comment
  CHSC110372  Carex luzulina Lowell Ahart 2012-9-5 18445 Plumas Along the south side of the South Fork of the Feather River, about 800 yards east of the County Road where it crosses the South Fork of the Feather River, about 2/3 mile (air) southwest of Pilot Peak, about 9 miles (air) northeast of La Porte. 1940 Comment
  CHSC57104  Carex luzulina L. P. Janeway 1991-7-23 4097 Plumas Plumas National Forest. McRae Meadow, upper end of East Nelson Creek. 1905 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
  UC1748296  Carex microptera L. P. Janeway 2000-6-24 6837 Plumas 1.1 km SE of Crystal Peak (near top of ridge, SW slope); Northern High Sierra Nevada, Diamond Mountains 2201 Comment
  CAS-BOT-BC32033  Carex multicaulis Mary Strong Clemens 1920-5-18 s.n. Plumas Greenville Comment
  CHSC77070  Carex multicaulis G. Douglas Barbe; T. C. Fuller 1982-6-15 3693 Plumas Plumas National Forest. 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. 1493 Comment
  CHSC85995  Carex multicostata L. P. Janeway 2003-7-19 7910 Plumas High Cascade Range. At the end-of-the-road trailhead parking for trail to Little Willow Lake; 200 m southeast of Little Willow Lake. 1853 Comment
  UCD108022  Carex multicostata Tim Kuhn 2006-6-28 67 Plumas north of Lake Davis at Old House Meadow. Comment
  POM81829  Carex nebrascensis Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  POM313120  Carex nebrascensis S. Galen Smith, Malcolm A. Nobs 1949-8-19 1457 Plumas Southeastern side of Portola. Comment
  CAS-BOT-BC119686  Carex nervina George Wilson Gillett; Hans Leschke 1957-7-13 754 Plumas Drakesbad Valley; wet meadow across from the Devils Kitchen. 1859 Comment
  CAS-BOT-BC119687  Carex nervina Catherine McWilliams 1971-9-1 794 Plumas Eureka Ridge, Plumas - Eureka State Park. 2255 Comment
  SEINET4292062 Image available Carex pachycarpa Unknown 2003-1 7910 Plumas High Cascade Range. At the end-of-the-road trailhead parking for trail to Little Willow Lake; 200 m southeast of Little Willow Lake. Reading Peak 7.5' quad. Comment
  SEINET8987520 Image available Carex pachycarpa Unknown 2013-1 26288 Plumas Near trailhead to Frazier Falls, FS Road 501, 4.2 road miles S of junction with Route 24, 2.0 air km WNW of Mills Peak; northern High Sierra Nevada (nSNH). Comment
  CHSC93267  Carex pachystachya Virginia Dains 1996-7-26 Plumas Northern High Sierra Nevada. East side of Poplar Creek in meadow. 1402 Comment
  CHSC60500  Carex pellita L. P. Janeway 1992-6-4 4211 Plumas Plumas National Forest. South side of road to Plumas-Eureka State Park (Rd 506) across from turn to Plumas Pines; 1/2 mi west of Mohawk, 1/4 mi west of Middle Fork Feather River. 1341 Comment
  JEPS96134  Carex pellita Vernon H. Oswald and Lowell Ahart 1996-7-15 8045 Plumas e side of marsh ca. 1.4 mi s Last Chance Campground (n side of lake, at streams and marshy meadow extending e from road 29N11); High Cascade Range, Lake Almanor, Last Chance Marsh 1371 Comment
  CAS-BOT-BC118813  Carex preslii James D. Jokerst; Robert A. Schlising 1981-8-1 1453 B Plumas Just N of Butte Co line, S of saddle between Humboldt Peak and Eagle rock, Comment
  HSC89404  Carex rossii L. P. Janeway 1989-6-8 3273 Plumas Near Jackson Creek, just E of Feather River Hwy. (Hwy. 70/89) at upper end of Jackson Creek campground 1387 Comment
  CAS-BOT-BC117739  Carex simulata John Thomas Howell 1960-7-19 35648 Plumas Wet slope near hot springs, Drakesbad. 1828 Comment
  CAS-BOT-BC117741  Carex simulata Mrs. H. C. Cantelow 1938-7-4 s.n. Plumas Wet meadow, Drakesbad. Comment
  CDA17790  Carex simulata G. D. Barbe, T. C. Fuller 1982-6-17 3864 a Plumas Frenchman Lake Region; 2 miles N of Turkey Point Fishing Access; shore of N arm of the lake. 1706 Comment
  JEPS49039  Carex spectabilis Leland S. Smith 1927-8-10 2167 Plumas above Gold Lake, w end; Tahoe National Forest 2194 Comment
  CDA17777  Carex stipata var. stipata G. D. Barbe, T. C. Fuller 1982-6-14 3688 Plumas Sierra Nevada; Chevron Station at west end of Quincy, Hwy 70 and Lawrence Street. 1036 Comment
  CAS-BOT-BC115996  Carex subfusca John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-22 54116 Plumas 10.6 mi NE of La Porte on road to Quincy. 1889 Comment
  CAS-BOT-BC115997  Carex subfusca John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-22 54115 Plumas 10.6 mi NE of La Porte on road to Quincy. 1889 Comment
  CHSC63285  Carex subfusca Lowell Ahart 1994-6-17 7359 Plumas Small meadow, on the east side of Sly Creek, about 1 mile north of Schwartz Meadow, about 1 mile east of Sly Creek Reservoir. 1097 Comment
  JEPS106385  Carex subfusca Lowell Ahart 2004-7-27 11313 Plumas At the fork of Hopkins Creek and the East Branch of Hopkins Creek, about 3/4 mile south of Turkeytown, about 1 mile (air) southwest of Blue Nose Mountain, about 10 miles (air) northeast of La Porte 1645 Comment
  RSA726800  Carex subfusca L. Ahart 2007-6-17 14192 Plumas About 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1655 Comment
  SEINET4292079 Image available Carex subfusca Unknown 2004-1 11313 Plumas At the fork of Hopkins Creek and the East Branch of Hopkins Creek, about 3/4 mile south of Turkeytown,about 1 mile (air) southwest of Blue Nose Mountain, about 10 miles (air)ortheast of LaPorte. Red Fir Forest. Comment
  CDA33154  Carex subfusca G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3299 Plumas On Diamond Mountain Road, 0.5 mile southwest of Engle Mine townsite. Comment
  SEINET10946214  Carex subfusca Lawrence P. Janeway 1989-6-22 Janeway 3368 Plumas Crocker Mtn, Quad, T24N, R14E, corner of Secs. 28, 29, 32, 33. Slopes between Crocker Mtn and Crocker Meadow, near rd 24N49Y. 1804 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
  UCD108056  Carex utriculata Tim Kuhn 2005-1 88 Plumas adjacent to Crocker Guard Station. Comment
  CHSC116391  Carex utriculata Kendra G. Sikes; Scott Batiuk, Sara Taylor 2012-7-18 407 Plumas Plumas National Forest. Quaking Fen, 720 m east of Mill Creek trail. From trailheas walk ~2 miles north on trail and then head east at bearing of 260 degrees to fen. UTM zone 10, 4423775N, 655262E. 1940 Comment
  CHSC40413  Carex vesicaria Lowell Ahart 1985-7-11 5124 Plumas Below the high water line of Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake, about 4 1/4 miles northeast of La Porte. 1584 Comment
  CHSC96313  Carex vesicaria L. P. Janeway; B. Castro 2006-9-9 8880 Plumas High Cascade Range. West shore of Jedidiah Colter Lake (between Blue Lake and North Arm Rice Creek). On soggy bench around the lake about 7 dm below the high water line. 1981 Comment
  CHSC65139  Carex whitneyi Vernon H. Oswald; Lowell Ahart 1995-7-24 7121 Plumas High Cascade Range. N of Chester on Forest Road 30N25 (to Hay Mdw. Trailhead), 0.5 mi NW of Forest Route 10. 1920 Comment
  JEPS81446  Castilleja M. S. Taylor 1982-6-10 4635 Plumas ca 0.5 mi sw Beckwourth (Ramelli Ranch, se of jct of Calpine Rd (109) and Hwy 70); Portola Quad. 1487 Comment
  UCR270910  Castilleja John F. Emmel 1998-6-6 1559 Plumas Northern Sierra Nevada Mtns., County Road A23, north of Marble Lane [=Marble Hot Springs Rd.], west side of Sierra Valley 1491 Comment
  CDA14664  Castilleja applegatei G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3104 Plumas 0.1 mile west of Round Valley Reservoir dam on Dixie Canyon-Round Valley Road. 1371 Comment
  CHSC97161  Castilleja applegatei subsp. pinetorum Lowell Ahart; John Dittes, Josephine Guardino 2007-6-9 14054 Plumas About 100 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1857 Comment
  SEINET13732908  Castilleja applegatei subsp. pinetorum A. A. Heller, P. B. Kennedy 1907-7-3 87 -1 Plumas Red Clover Valley. Comment
  UC1012477  Castilleja applegatei subsp. pinetorum Francis W. Pennell Jun 10 1940-Jun 11 1940 25800 Plumas e of Almanor (Route 89) 1493 Comment
  UC1075735  Castilleja applegatei subsp. pinetorum Robert J. Weatherby 1955-7-21 1651 Plumas Rocky Point Middle Fork Feather River (head of No Ear Bar trail) 1524 Comment
  JEPS74159  Castilleja arachnoidea Loran C. Anderson 1974-7-5 3689 Plumas 15 air mi nw Portola (below Mt. Ingalls summit (above treeline)); Mt. Ingalls 2514 Comment
  UC942951  Castilleja arachnoidea Lewis S. Rose 1951-6-28 51050 Plumas n of Johnsville (above Eureka Lake) 2072 Comment
  SEINET8584721  Castilleja campestris W. Harnach 2013-5-18 1355 Plumas Sierra Valley, on Marble Lane, 0.25 miles E of County Road A-23, S of Beckwourth 1491 Comment
  CHSC75543  Castilleja linariifolia G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-23 3117 Plumas At northwest shore of Round Valley Reservoir, 0.25 mile west of the dam on Dixie Canyon-Round Valley Road. 1371 Comment
  CDA13979  Castilleja miniata subsp. miniata G. F. Hrusa 1996-8-2 13443 Plumas Sierra Nevada; SW base of ridge between Argentine & Taylor Rocks, n 1 mi. NW of Argentine Rock. Uppermost spring forming trib. of Squirrel Creek. Comment
  CDA14674  Castilleja miniata subsp. miniata G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3117 Plumas Round Valley Reservoir, 0.25 mile west of the dam on Dixie Canyon-Round Valley Road. 1371 Comment
  SEINET10961410  Castilleja payneae Rimo Bacigalupi 1952-8-19 Bacigalupi 3951 Plumas Abundant on slopes to the east of Long Lake. 2042 Comment
  CAS-BOT-BC241038  Castilleja pilosa A. A. Heller; P. B. Kennedy 1907-7-5 8747 Plumas Red Clover Valley Comment
  JEPS81448  Castilleja pilosa M. S. Taylor 1982-5-28 4558 Plumas ca 16 mi s Milford (Squaw Valley at jct of 26N70 and 28N01); Crocker Mt. Quad., Squaw Valley 1706 Comment
  RSA169418  Castilleja pilosa L. S. Rose 1963-6-4 63124 Plumas Sierra Valley, 1 mile S of Beckwourth 1463 Comment
  CHSC110600  Castilleja tenuis B. Castro; L. P. Janeway 2006-6-14 1564 Plumas Northern High Sierra Nevada. SW side of lower Thompson Valley 0.9 mi N of the mouth of McReynolds Creek at Red Clover Creek. W side of Thompson Creek, in area of eroded gullies within 50 m of W edge of creek, ca 400 ft below edge of open Ponderosa-Jeffrey pine forest. 1664 Comment
  CHSC42020  Castilleja tenuis Lowell Ahart 1986-7-25 5367 Plumas Along a small branch of Bird Creek, about 1/2 mile west of Monitor Fla, about 3 miles north-west of Pilot Peak. 1828 Comment
  JEPS4345  Castilleja tenuis W. L. Jepson 1910-6-5 4074 Plumas Hot Springs Valley; Lassen Pk. 1706 Comment
  UC673470  Castilleja tenuis H. L. Mason 1924-6-26 1094 Plumas near Blairsden Comment
  JEPS62840  Castilleja tenuis John Weiler 1970-7-2 70173 Plumas 4.1 mi n Highway 49 (w of Loyalton, along Harriet Lane) 1524 Comment
  UC1537453  Castilleja tenuis Gordon H. True Jr. 1938-7-14 961 Plumas Summit of Milford Grade 1767 Comment
  UC535883  Ceanothus cordulatus Elmer I. Applegate 1929-6-21 5819 Plumas Warner Valley Mt. Lassen Comment
  UCD111404  Ceanothus cordulatus J. M. Tucker 1948-7-24 1729 Plumas 1/2 mile northeast of Camel Peak. Comment
  CAS-BOT-BC47863  Ceanothus cordulatus John Thomas Howell 1960-7-20 35741 Plumas Lassen Volcanic Nat'l Park, Boiling Springs Lake 1798 Comment
  SEINET12210940  Ceanothus cordulatus W. Knight, Knight, I. 1983-1 4943 Plumas Confluence of North Fork of Feather River & Warner Creek between Chester & Drakesbad 1463 Comment
  CAS-BOT-BC49031  Ceanothus cuneatus John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54297 Plumas Sierra Nevada - East side of Indian Valley just north of Taylorsville 1112 Comment
  CAS-BOT-BC49063  Ceanothus cuneatus Clarence R. Quick 1963-8-26 63 -102 Plumas Near Cottonwood Meadow, southwest of Humbug Valley Comment
  UC1070702  Ceanothus integerrimus E. Nourse 1934-8-14 14 Plumas 1/4 mi e and 1/4 mi s Quincy; Downieville Quad., Plumas National Forest 1127 Comment
  CAS-BOT-BC51044  Ceanothus integerrimus var. macrothyrsus Alice Eastwood 1927-6-18 14576 Plumas Forest Lodge, Greenville, United States Forest Reserve Comment
  LA44875  Ceanothus jepsonii C. W. Hallis; 1928-6-30 sn Plumas Mt. Lassen National Forest, Drakesbad Comment
Read comments
May 17 2021
  CAS-BOT-BC51159  Ceanothus lemmonii Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-5-8 1794 Plumas Butterfly Canyon 1066 Comment
  CAS-BOT-BC51160  Ceanothus lemmonii Mary Strong Clemens 1920-6-23 s.n. Plumas Quincy Comment
  CAS-BOT-BC63330  Ceanothus prostratus Ella Dales Cantelow 1940-5-10 s.n. Plumas 2.5 mi. w. of Bucks Lake. Comment
  CAS-BOT-BC63334  Ceanothus prostratus Doris Kildale Gillespie 1930-5-12 9313 Plumas 2 mi. e. of Chester. Comment
  CAS-BOT-BC63371  Ceanothus prostratus Mary Strong Clemens 1920-4-24 s.n. Plumas Greenville. Comment
  CAS-BOT-BC63372  Ceanothus prostratus David D. Keck 1932-7-3 1649 Plumas Quincy. On mountain slope to/south of town in spruce forest. 1219 Comment
  JEPS48725  Ceanothus prostratus John W. Duffield 1937-5-23 Plumas rd to Bear Creek Ranger Station Comment
  UCSB27421  Ceanothus prostratus Vivrette, Nancy 1971-6-6 Plumas California 89, 5 miles south of Canyon Dam 1158 Comment
  RSA52894  Ceanothus velutinus R. Weatherby 1950-8-11 1515 Plumas Mount Elwell, Lakes Basin area 2378 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
  CAS-BOT-BC63182  Ceanothus velutinus var. velutinus Anna Head 1920-7-15 s.n. Plumas Above Lake Center Camp. Feather River region. 1981 Comment
  JEPS113447  Ceanothus velutinus var. velutinus Lowell Ahart, John Dittes, Josephine Guardino 2007-6-9 14051 Plumas Steep north slope, about 100 yards west of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1857 Comment
  CHSC20809  Centaurea cyanus K. R. Stern 1975-7-24 5846 Plumas E shore of Lake Almanor. 1371 Comment
  CAS-BOT-BC272085  Centaurea cyanus John Thomas Howell 1951-6-26 27552 Plumas Crescent Mills, Sierra Nevada 1066 Comment
  JEPS102858  Centaurea solstitialis Lowell Ahart 2001-10-8 9330 Plumas Sand bar, on the west side of Indian Creek, about 400 yards south of Arlington Road, about 200 yards east of Highway 89, about 1 1/2 miles south of Crescent Mills. 1066 Comment
  CHSC97289  Centaurea stoebe subsp. micranthos Lowell Ahart; John Dittes, Josephine Guardino 2007-8-10 14456 Plumas On the south side of Lake Davis Road, about 1 mile southwest of Lake Davis Dam, about 4 miles (air) north of Portola. 1767 Comment
  CAS-BOT-BC384935  Cerastium arvense John Thomas Howell 1967-6-23 42738 Plumas Lewisia Rock, 3.5 miles southwest of Belden, Feather River Canyon 609 Comment
  CHSC54355  Cerastium arvense L. P. Janeway 1991-5-9 3927 Plumas Inner canyon of North Fork Feather River, along and above Hwy 70; 1.2 mi east of Rodgers Flat and 2.0 mi east of Chambers Creek. 655 Comment
  SD144528  Ceratophyllum demersum Robert J. Weatherby 1950-7-21 1479 Plumas Feather River Canyon, near Twain, at China Bar Resort 669 Comment
  CDA15586  Chaenactis douglasii B. A. Smith, G. F. Hrusa 1996-7-15 s.n. Plumas Sierra Nevada; E side of Rattlesnake Creek, 1/2 mi. S of Hwy 70, and approx. 15 mi. E of Quincy. 1584 Comment
  CHSC80801  Chaenactis douglasii var. douglasii Lowell Ahart 2001-7-17 8930 Plumas Outcrops, on the south side of a logging road, south of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  UCD130278  Chaenactis douglasii var. douglasii John Thomas Howell 1960-8-20 36285 Plumas Kelly Camp, near Drakesbad. 1615 Comment
  UC586939  Chamerion angustifolium subsp. circumvagum Joseph Andorfer Ewan 1934-7-25 8222 Plumas Gold Lake Rd above Dentens (Blairsden); Sierra Nevada 1524 Comment
  CDA13936  Cheilanthes gracillima G. F. Hrusa 1997-6-26 13874 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). on x Comment
  CHSC113977  Cheilanthes gracillima Lowell Ahart 2014-11-16 19906 Plumas About 100 yards west of Little Grass Valley Reservoir, about 60 yards south of the small stream, about 250 yards southwest of the Black Rock, about 4-1/2 miles (air) northwest of La Porte. 1584 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-BC70206  Cheilanthes gracillima Clarence R. Quick 1962-6-20 62 38 B Plumas Along roadside, Longville-Belden Road, ca. 2 mi. SE of summit 1402 Comment
  POM281058  Cheilanthes gracillima J. H. Morrison s.n. Plumas Near Quincy, Sierra Nevada Comment
  SEINET5714400 Image available Cheilanthes gracillima Jennifer Kent 1974-1 71 Plumas In vicinity of Rock Lake, Plumas National Forest.; Rock Lake 1920 Comment
  CHSC80830  Chimaphila menziesii Lowell Ahart 2001-7-17 8908 Plumas On the west side of a poor logging road, east of a small branch of Butt Creek, by a primitive camp, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  UC1120941  Chimaphila menziesii G. T. Nordstrom 1934-7-9 191 Plumas 1 mi. n.w. Mt. Ararat (Plot 94); Plumas Nat'l Forest, Bidwell Bar Quad. Comment
  SJSU10848  Chimaphila menziesii H. L. Buckalew 1964-7-27 Plumas Bucks L 1584 Comment
  CAS-BOT-BC452241  Chimaphila umbellata Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  JEPS87859  Chimaphila umbellata Lowell Ahart 1994-7-28 7539 Plumas sw Bucks Lake (ne of Frenchman Hill); sw of Bucks Lake, ne of Frenchman Hill 1706 Comment
  SEINET3164136  Chimaphila umbellata E. K. Balls 1950-9-5 15676 Plumas Thompson Creek main trail, .2 mi. above turn off to Spur 3, near Quincy 1524 Comment
  CAS-BOT-BC452239  Chimaphila umbellata Alice Eastwood 1927-6-15 14599 Plumas Forest Lodge near Greenville, US Forest Reserve Comment
  SEINET10449196  Chimaphila umbellata var. occidentalis Mary Susan Taylor 1981-7-17 Taylor 4031 Plumas T21N R12E se sec 7, Sierra City quad. Lakes Basin area, Bear Lakes trail, 0.5 mi S of jct of trail to Gold Lake Lodge, ca. 6 air mi S of Mohawk; dry, open forest and outcrops; 6500 ft elev. 1981 Comment
  RSA6258  Chrysanthemum leucanthemum D. D. Keck 1932-7-3 1622 Plumas Quincy, along road to Lake Almanor; Northern Sierra Nevada 1067 Comment
  RSA121899  Chrysolepis sempervirens E. Nourse 1934-9-5 33 Plumas 2.5 miles north and 3/4 mile west of Dudley. 1921 Comment
  SEINET7450650 Image available Chrysopsis villosa var. minor W. Harnach, N. Harnach 2000-9-3 1002 Plumas Approx 5 miles SW of Portola on Co. Rd. A-15, Gold Mountain Development along the river trail. 1463 Comment
  SEINET7450654 Image available Chrysopsis villosa var. minor W. Harnach, N. Harnach 1989-6-29 201 Plumas Sierra Valley, Approx 5 miles E of Beckwourth on Hwy 70, Hindoo Ranch 1490 Comment
  CDA34550  Chrysothamnus nauseosus subsp. albicaulis L. Ahart 2008-9-1 15360 Plumas On both sides of the Quincy La Porte Road, northwest of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. Comment
  CHSC108094  Chrysothamnus nauseosus subsp. albicaulis Lowell Ahart 2011-9-17 17676 Plumas On the west side of Lumpkin Ridge Road, about 2 miles (air) west of Little Grass Valley Reservoir Dam. 1687 Comment
Read comments
Oct 18 2017
  RSA60129  Chrysothamnus parryi subsp. nevadensis E. K. Balls 1950-9-4 15672 Plumas Feather River Experiment Station, 4 miles north of Quincy 1220 Comment
  CAS-BOT-BC100816  Chrysothamnus viscidiflorus subsp. viscidiflorus Clare B. Hardham 1975-8-2 20468 Plumas Black Mt. 2133 Comment
  CAS-BOT-BC100817  Chrysothamnus viscidiflorus subsp. viscidiflorus John Thomas Howell 1961-9-25 36959 Plumas Portola 1478 Comment
  CAS-BOT-BC100826  Chrysothamnus viscidiflorus subsp. viscidiflorus L. P. Janeway 1989-9-6 3642 Plumas Along road 24N45Y 1/4 mi east of Crocker Meadow and the Beckwourth-Genesee Road (road 111) 6.3 mi north of Beckwourth 1752 Comment
  CAS-BOT-BC100827  Chrysothamnus viscidiflorus subsp. viscidiflorus L. P. Janeway 1993-8-10 4515 Plumas Northwestern corner of Sierra Valley; south of the Middle Fork Feather River and west of the Beckwourth-Calpine Road; 1487 Comment
  CDA10793  Chrysothamnus viscidiflorus subsp. viscidiflorus R. V. Zahm 1964-8-27 Plumas Along railroad tracks, Almanor Railroad between Chester & Westwood. 0 Comment
  JEPS21428  Chrysothamnus viscidiflorus subsp. viscidiflorus W. L. Jepson 1939-8-10 19370 Plumas hills at Blairsden Comment
  RSA599866  Cicuta douglasii L. C. Wheeler 1959-7-15 7571 Plumas Middle Fork Feather River: McCarty Mine, McCarthy Bar. Comment
  UCD59784  Cinna latifolia John Thomas Howell 1960-7-23 35961 Plumas Drakesbad, Lassen Volcanic National Park. 1676 Comment
  CAS-BOT-BC289621  Cirsium andersonii John Thomas Howell 1926-7-24 2104 Plumas Near Pratville 1463 Comment
  CHSC92137  Cirsium andersonii Lowell Ahart; John Dittes 2005-9-20 12432 Plumas The northwest side of Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 2029 Comment
  CHSC34319  Cirsium arvense L. Ahart 1981-9-6 3102 Plumas Indian Creek, 1/2 mi sw of the jct of Hwy 89 and Arlington Rd, ca. 1.5 mi sw of Crescent Mills. 1200 Comment
  CAS-BOT-BC284413  Cirsium arvense Lowell Ahart 1981-9-6 3102 Plumas 1 1/2 miles SW of Crescent Mills, Sierra Nevada 1200 Comment
  CAS-BOT-BC278023  Cirsium cymosum A. A. Heller; P. B. Kennedy 1907-7-18 8880 Plumas Grade between Beckwith [Beckworth/Beckwourth] and Red Clover valley Comment
  CDA17241  Cirsium cymosum G. F. Hrusa, Kerr, S. Winterton 2004-6-25 16344 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
  SEINET10475277  Cirsium cymosum Mary Susan Taylor 1982-6-28 Taylor 4773 A Plumas T23N R14E nw/ne sec 27. Portola quad. Ramelli Ranch, between Calpine Rd (109), and cow pastures; s side of Hwy 70, ca. 1 mi w of Beckwourth. 4880 ft. Plumas National Forest property. 1487 Comment
  CAS-BOT-BC279959  Cirsium douglasii var. breweri John Thomas Howell 1960-7-24 35976 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CAS-BOT-BC285542  Cirsium occidentale var. candidissimum Mary E. Wall 1940-7-18 s.n. Plumas Paradise Comment
  SEINET10904933  Cirsium pastoris Mary Susan Taylor 1981-7-27 Taylor 4130 Plumas Between Drum and Notson Bridges, North side of Beckwourth-Genesse Rd. ca. 6-8 air mi E of Genesse. 5200 ft. 1585 Comment
  CDA1606  Cirsium undulatum J. R. Keck Jr., R. Swanson 1967-8-17 s.n. Plumas About 6 mi. s. of Vinton; 1 mi. n. of county line, 200 yds. w. of Hwy 49 to Loyalton. 0 Comment
  CAS-BOT-BC285832  Cirsium vulgare Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1472 Plumas Butterfly Botanical Area and Vicinity. In Butterfly Canyon 990 Comment
  CAS-BOT-BC285838  Cirsium vulgare John Thomas Howell 1959-9-22 34859 Plumas Drakesbad 1737 Comment
  UC1119198  Cirsium vulgare C. W. Hanks 1934-9-12 80 Plumas 3 mi sw Dixie Mtn. (upper end of Plumas National Forest); Plumas National Forest, Sierraville Quad. 1828 Comment
  SEINET9346512  Cistanthe monosperma Unknown 1981-6-26 3369 Plumas Walker Plains Comment
  CHSC62570  Clarkia gracilis subsp. gracilis L. P. Janeway 1993-6-16 4394 Plumas Plumas National Forest. North side of East Branch North Fork Feather River, across from Paxton; 0.8 mi west of Hwy 89. Cutbank of beginning of dirt road off of Hwy 70. 883 Comment
  SBBG18852  Clarkia lassenensis C. B. Hardham 1961-6-15 7421 Plumas E of Taylorsville, rd to Engel Mine Comment
  CAS-BOT-BC163170  Clarkia lassenensis R. W. Thorp 1963-7-2 63 -52 Plumas 23 miles southeast of Quincy Comment
  CHSC10764  Clarkia mildrediae subsp. lutescens Lowell Ahart 1968-6-29 Plumas Six miles S.E. of La Porte. 762 Comment
  CAS-BOT-BC163272  Clarkia mildrediae subsp. mildrediae Anna Head 1920-6-9 s.n. Plumas Camp Rodgers, Feather River Region 701 Comment
  RSA0059904  Clarkia mildrediae subsp. mildrediae J. T. Howell 1951-6-29 27754 Plumas Feather River Canyon 549 Comment
  CHSC70748  Clarkia rhomboidea L. P. Janeway 1993-6-16 4392 Plumas North side of East Branch North Fork Feather River, across from Paxton; along Hwy 70 0.8 mi west of junction with Hwy 89. Cutbank at beginning of dirt road off of the highway. 883 Comment
  UC586932  Clarkia rhomboidea Joseph Andorfer Ewan 1934-6-25 8204 Plumas above Dentens (Blairsden) (Gold Lake Road); Sierra Nevada 1524 Comment
  SD46607  Clarkia rhomboidea Robert J. Weatherby 1955-6-25 1542 Plumas Yellow Pine Forest. Quincy Ranger Station, USFS. 1067 Comment
  UC1143256  Clarkia rhomboidea H. and M. Lewis, F. Vasek 1950-6-30 747 Plumas 2.65 mi s Yellow Creek Bridge (Hwy.24); Feather River Comment
  CHSC93156  Clarkia stellata L. P. Janeway 1995-7-11 4851 Plumas Northern High Sierra Nevada. Along west side of Road 24N12 (road to Smith Peak) 1.8 mi northwest of Hwy 70; about 4 mi west of Portola. 1554 Comment
  SEINET10885380  Clarkia stellata A. Arthur Heller, Patrick B. Kennedy 1907-7-9 Heller 8778 Plumas Prattville Comment
  CAS-BOT-BC439099  Claytonia cordifolia W. D. Dakan 1978-5-20 s.n. Plumas Quincy Water Supply (Gansner Ravine). Plumas National Forest. 1036 Comment
  SEINET10929032  Claytonia lanceolata Lowell Ahart, Peter Ahart 1983-7-20 Ahart 4198 Plumas Ca. 1/4 mi e of Feather Fork Mine, ca. 5.5 mi n of La Porte. Red Fir Forest; 1800 m. 1800 Comment
  UC83808  Claytonia parviflora subsp. parviflora Mrs. R. M. Austin May 1876 Plumas American Valley Comment
  CHSC60550  Claytonia rubra L. P. Janeway 1992-5-22 4196 Plumas Plumas National Forest. Beckwourth Ranger District. Beckwourth Compartment. South side of Middle Fork Feather River, just south of railroad tracks; ca 2.7 mi east of Portola. Wet meadowy areas around oxbow pond. 1485 Comment
  CAS-BOT-BC443800  Claytonia rubra subsp. rubra Alice Eastwood 1927-6-11 14478 Plumas United States Forest Reserve. Forest Lodge near Greenville Comment
  CDA14727  Collinsia parviflora G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3253 Plumas 2.5 miles southeast of Mt Hough summit, 0.4 mile northwest of China Grade Road (to Taylorsville). 1798 Comment
  CHSC112568  Collinsia parviflora B. Castro; L. P. Janeway 2007-6-9 1635 Plumas Northern High Sierra Nevada. NE side of lower Thompson Valley 1.2 mi N of the mouth of McReynolds Creek at Red Clover Creek. In narrow band of dry to fairly moist sagebrush meadow downstream of small rock dam, near E edge of Thompson Creek, ca 300 ft below edge of open Ponderosa-Jeffrey pine forest. 1670 Comment
  UC1778628  Collinsia parviflora G. Douglas Barbe, T. C. Fuller 1982-7-16 3776 Plumas Lava cap ridge 1.5 miles W of Wheeler Peak and 1 mile S of Beardsley Mine on forest road 3.8 mile S of Green Flat, Plumas National Forest. 1981 Comment
  CHSC101788  Collinsia rattanii Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15859 Plumas Northwest of cut bank of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam. 1462 Comment
  CHSC35956  Collinsia rattanii M. S. Taylor 1982-5-25 4523 Plumas Along n road embankment of 23N12 in McDermott Ravine, Sloat fire area, ca. 3 mi ne of Sloat. 1402 Comment
  JEPS115865  Collinsia rattanii Lowell Ahart, John Dittes, Josephine Guardino 2009-6-14 15859 Plumas Northwest of cut bank of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam. 1462 Comment
  RSA0117232  Collinsia rattanii L. Ahart, John Dittes, Josephine Guardino 2009-6-14 15859 Plumas Cut bank of Forest Road 27N01Y, about 1.3 air miles W of Lake Almanor Dam. 1463 Comment
  SD6970  Collinsia rattanii Mrs. R. M. Austin 1880-1 Plumas Plumas Co. Comment
  CHSC53691  Collomia grandiflora L. P. Janeway 1989-7-19 3499 Plumas Plumas National Forest. Along SW side of Red Clover Valley; 0.2 mi SW of Beckwourth-Genesee Rd (rd 111) 11.7 mi from Beckwourth. Edge of forest. 1676 Comment
  CHSC73967  Collomia linearis B. Castro; L. Gehrung 1998-10-2 856 Plumas Ca 5.5 air mi NE of Little Grass Valley Reservoir, on ridge west of Pilot Peak ca 500 ft SW of jcn of the Pacific Crest Trail, Co. Rd 511, and USFS Rd 22N60. Along PCT N of Rd 22N60. 1975 Comment
  CHSC62502  Collomia tinctoria B. Castro; Robin Ondricek-Fallscheer 1990-6-14 462 Plumas Ca 5.5 air mi S of Bucks Lake and 0.1 mi SE of jcn USFS Rd 23N18 with Rd 23N70, in the Arkansas Ravine area. 1524 Comment
  CAS-BOT-BC157364  Comarum palustre John Thomas Howell 1961-9-23 36842 Plumas Indian Valley 1082 Comment
  CDA14717  Corallorhiza maculata G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3236 Plumas Mt. Hough-Crystal Lake Road 0.2 mile south of China Grade Road (to Taylorsville). 1737 Comment
  RSA101417  Corallorhiza maculata R. Weatherby 1955-6-16 1532 Plumas Near Mountain House, above Meadow Valley Mill 1372 Comment
  UCD138909  Corallorhiza maculata Jon Balderston 1980-5-19 10 Plumas east end of Snake Lake, west of Quincy. Comment
  CDA18739  Corallorhiza striata G. D. Barbe, T. C Fuller 1982-7-16 3781 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
  SEINET10470005  Corallorhiza striata Lowell Ahart, Peter Ahart 1984-6-21 Ahart 4718 Plumas About 1 mi N of Turkeytown, along a dirt rd that cuts W to Hopkins Creek, not the road that will take you west to Onion Valley, ca. 2 mi NW of Blue Nose Mt, ca. 15 mi NE of LaPorte; Red Fir For. 200 Comment
  HSC22911  Cordylanthus pilosus John Pratt 1970-7-11 72 Plumas 1677 Comment
  CHSC43491  Cordylanthus tenuis subsp. tenuis Lowell Ahart 1974-8-7 592 Plumas In Cedar Flat, near Grixxly Mountain, about 1 mile south of Bucks Lake. 1828 Comment
  POM77896  Cornus nuttallii Marcus E. Jones 1897-7-9 s.n. Plumas On road from Prattville to Chico. On the Big Divide. 1829 Comment
  SBBG133125  Cornus nuttallii B. C. Templeton 1968-1 11286 Plumas unknown Comment
  CAS-BOT-BC210303  Cornus sericea Javier Penalosa 1962-6-19 2490 Plumas Hwy. 40-89, +- 6.2 mi SE of Quincy 1097 Comment
  CHSC75491  Cornus sericea subsp. sericea G. F. Hrusa; T. D. Wilfred 1996-8-23 13531 Plumas Sierra Nevada. Upper Long Valley Creek below confluence with Bull Run Ceek. 1 mi E of Lava Peak, and 2 im. NE of Cromwell townsite. Along old 12E19 pack trail, now largely unused in upper parts. 1500 Comment
  JEPS48795  Cornus sericea subsp. sericea John W. Duffield 1937-6-7 Plumas Valley Creek 1158 Comment
  RSA0091883  Cornus sericea subsp. sericea Bonnie C. Templeton 1968-1 11273 Plumas [No location information on label.] Comment
  CHSC21308  Corydalis caseana subsp. caseana F. T. Griggs; A. Pass 1975-7-8 107 Plumas Buck's Lake. Comment
  CAS-BOT-BC169501  Corylus cornuta subsp. californica J. M. Tucker 1948-7-25 1734 Plumas woods in vicinity of Cascade Comment
  CHSC81112  Crassula aquatica Lowell Ahart 2001-8-28 9213 Plumas Strand of Lake Almanor, west of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile northeast of Chester. 1371 Comment
  CHSC81816  Crataegus castlegarensis Lowell Ahart 2001-10-16 9393 Plumas Old road that crossed Indian Creek, about 10 yards east of the railroad tracks, where railroad has a bumper to start the signal lights on Arlington Road, about 400 yards south of Arlington Road, about 30 yards east of Highway 89, about 1 1/2 miles south of Crescent Mills. 1066 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
  RSA129860  Crepis acuminata E. Sawyer 1935-6-18 123 Plumas 5 miles SSE of Crow. 1982 Comment
  CDA20395  Crepis capillaris J. Naughton 2002-7-7 103 Plumas Sierra Nevada; Plumas County Fairgrounds, near Lee Rd. 0 Comment
  UC346532  Crepis capillaris E. B. Babcock and M. Navashin 1928-6-26 138 b Plumas Meadow Valley 1158 Comment
  CHSC100852  Crepis intermedia L. P. Janeway; B. Castro 2008-9-13 9593 Plumas Northern High Sierra Nevada. Near Road 23N73Y 3.4 road km north of Oroville-Quincy Hwy and Grizzly Summit; 1.7 air km north-northwest of Grizzly Summit. In and above a road edge drainage near where the road crosses a rocky bouldery north-facing dry drainage. 1649 Comment
  SBBG33894  Crepis intermedia L. S. Rose 1969-6-24 Plumas Butterfly and Spanish Crks 853 Comment
  UC476322  Crepis intermedia Mrs. L. W. Swift June, 1931 3032 Plumas along cr. beyond Stony Ridge; Plumas National Forest, Last Chance Cr. Comment
  UC1118016  Crepis modocensis subsp. subacaulis E. Sawyer 1935-6-27 195 Plumas 4 mi s Crow; Plumas National Forest, Sierraville Quadrangle Comment
  JEPS126589  Crepis monticola Lowell Ahart 2016-6-29 21065 Plumas Top and east side of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  CHSC82501  Crepis occidentalis Lowell Ahart 2002-6-26 9773 Plumas On the east side of the poor road, about 1/2 mile south of the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, about 1 mile (air) northwest of Little Grass Valley Reservoir dam, about 4 miles (air) northwest of La Porte. 1796 Comment
  JEPS113448  Crepis occidentalis subsp. conjuncta Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 13987 Plumas East side of an open rocky flat, 30 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1965 Comment
  CAS-BOT-BC376571  Crepis occidentalis subsp. pumila John Thomas Howell; Gordon H. True 1967-7-11 43369 Plumas About 2 miles southeast of Mt. Hough 1828 Comment
  CAS-BOT-BC290853  Crepis pleurocarpa Anna Head 1921-8-18 s.n. Plumas Near Grassy Lake, Feather River Region Comment
  CHSC77043  Crepis pleurocarpa L. P. Janeway 1996-8-13 5067 Plumas Ridge between Kingsbury Ravine and West Branch Salt Creek; above Twain and East Branch North Fork Feather River. Along dirt road and into forest. 1432 Comment
  CHSC118664  Crepis pleurocarpa Elizebeth Kramer 2015-5-19 2015002 Plumas Plumas National Forest. Located southeast of Baker Gulch; between Forest Service road 26N23 and 26N14. UTM 661206 E, 4441753 N, NAD83 Zone 10N. 1340 Comment
  SEINET10474589  Crepis pleurocarpa Mary Susan Taylor 1982-8-5 Taylor 4931 Plumas T25N R10E nw/se sec 8. Greenville SW quad. Mt Hough summit, ca. 7 air mi nne of Quincy. 7230 ft. 2204 Comment
  CDA1931  Crypsis alopecuroides J. T. Howell 1977-8-11 52716 Plumas East side of Frenchmans Reservoir near Big Cove. Comment
  JEPS102857  Crypsis alopecuroides Lowell Ahart 2001-10-8 9333 Plumas Sand bar, on the west side of Indian Creek, about 400 yards south of Arlington Road, about 200 yards east of Highway 89, about 1 1/2 miles south of Crescent Mills. 1066 Comment
  CAS-BOT-BC190053  Crypsis schoenoides 1985-8-12 5162 Plumas Near the edge of Highway 70, about 1.7 miles west of Rich Gulch Road, about 2 miles east of Rich Bar. 822 Comment
  CAS-BOT-BC189305  Cryptantha Clare B. Hardham 1975-8-2 20453 Plumas Black Mountain 2133 Comment
  CAS-BOT-BC189310  Cryptantha John Thomas Howell 1977-8-11 s.n. Plumas Little Last Chance Creek canyon, N of Chilcoot 1676 Comment
  CHSC101787  Cryptantha affinis Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15858 Plumas Northwest of cut bank of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam. 1462 Comment
  CAS-BOT-BC189534  Cryptantha circumscissa var. circumscissa L. S. Smith 1927-6-6 56881 Plumas Road to Constantia 1524 Comment
  CHSC53191  Cryptantha simulans L. P. Janeway 1989-6-29 3420 Plumas Plumas National Forest. Just above rd 24N44Y, 0.3 mi E of Beckwourth-Genesee Rd (rd 111) 6.5 mi N of Beckwourth; across from the Crocker Station. 1755 Comment
  CHSC56849  Cryptantha simulans L. P. Janeway 1991-8-3 4115 Plumas Plumas National Forest. Northeasterly drainage into Freeman Creek, below 'Five Points' and 2 mi west of Smith Peak. Meadow edge. 1981 Comment
  HSC3590  Cryptantha torreyana L. S. Rose 1967-7-11 67157 Plumas Mt. Hough Rd., 2 mi. NE of Quincy Jct. 1220 Comment
  UC572484  Cryptantha torreyana E. Sawyer 1935-6-27 177 Plumas 3.7 mi n Hawks; Plumas National Forest, Sierraville Quad. 1676 Comment
  CHSC37002  Cryptogramma acrostichoides M. S. Taylor 1982-8-30 5078 Plumas S end of Taylor Lake, ca. 6 air mi ne of Taylorsville. 2103 Comment
  UCD84480  Cryptogramma acrostichoides Chuck Hughes 2010-7-4 158 Plumas About 250 feet northwest of Round Lake Trail. South of, and uphill of, Big Bear Lake. 2031 Comment
  MACF019599  Cupressus Trudy R. Ericson 1975-9-18 406 Plumas Approx. 1/8 mi. east of Mud Lake which lies due south of end of logging road 2103 Comment
  NY16592  Cupressus bakeri J. Kusano 1987-9-29 427 Plumas Plumas National Forest, Greenville Ranger District, near Wheeler Peak 1981 Comment
  CAS-BOT-BC224381  Cuscuta John Thomas Howell 1962-6-18 s.n. Plumas Northwest part of Sierra Valley 1487 Comment
  SEINET10546824  Cuscuta Mary Susan Taylor 1982-8-4 Taylor 4922 A Plumas T25N R10E nw/sw sec 22. Greenville SE quad. Along spur rd off Mt Hough Rd (403), ca. 200 ft. e of Tollhouse Creek, ca. 2 mi nw of Taylor Rock, ca. 6 mi ne of Quincy. 5800 ft. 1768 Comment
  CDA41303  Cuscuta californica G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-26 3376 Plumas S end of Walker Plains, 0.4 mile northwest of Buckeye. 1524 Comment
  JEPS88222  Cuscuta californica Vernon H. Oswald and Lowell Ahart 1996-8-14 8150 Plumas NE of La Porte on the La Porte - Quincy Road 0.9 mi N of the road to Johnsville (0.9 mi N of the Sierra Co. 2 mi post); northern High Sierra Nevada 1889 Comment
  CHSC46700  Cuscuta californica var. breviflora V. Oswald; L. Ahart 1989-8-23 3949 Plumas Lost Lake, ca. 2 mi (air) nnw of Humbug Summit. 1950 Comment
  CHSC54865  Cuscuta californica var. californica Vernon H. Oswald 1991-9-11 4864 Plumas Hot springs terrace on the south side of the meadow at Drakesbad; on the south side of Hot Springs Creek. 1731 Comment
  CHSC108096  Cuscuta subinclusa Lowell Ahart 2011-9-17 17677 Plumas Stems parasitizing Arctostaphylos patula, on the west side of Lumpkin Ridge Road, about 2 miles (air) west of Little Grass Valley Reservoir Dam. 1687 Comment
  CHSC36926  Cuscuta subinclusa M. S. Taylor 1982-8-10 4954 Plumas Along 26N88, just e of its jct with Seneca Rd (306), ca. 7 mi sw of Canyon Dam. Comment
  HSC93237  Cuscuta subinclusa Vernon H. Oswald, L. Ahart 1996-8-14 8173 Plumas N High Sierra Nevada, near Bucks Summit on the Oroville-Quincy Hwy. between Meadow Valley and Bucks Lake, 3.6 mi. SW of Silver Lake Rd., 1.8 mi. NE of White Horse Campground 1677 Comment
  UCD126350  Cuscuta subinclusa James I. Mallory 1967-8-15 277 Plumas Gibsonville Ridge; Plumas National Forest. 1798 Comment
  SEINET4069236 Image available Cymopterus globosus B. C. Templeton 1967-1 sn Plumas About 6 miles south of Beckwourth. Comment
Read comments
May 19 2019
  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
  JEPS113934  Cyperus squarrosus W. and N. Harnach 2000-8-2 969 Plumas Sierra Valley 1.5 miles south of Highway 70 on A-23, 0.25 miles east of A-23, South of Beckwourth, CA (Sierra Valley Farms) Comment
  CAS-BOT-BC133730  Cypripedium californicum Lee W. Lenz 1954-6-8 19136 Plumas Field redacted by CAS, contact the data manager for more information Comment
  CHSC21807  Cystopteris fragilis F. T. Griggs; A. Pass 1975-7-8 118 Plumas Buck's Lake Forest Service Survey. Comment
  CAS-BOT-BC70673  Cystopteris fragilis John Thomas Howell 1962-6-16 37638 Plumas Lewisia Rock, Feather River North Fork 640 Comment
  JEPS62351  Cystopteris fragilis James W. Daly 1937-5-24 Plumas near Quincy Q Comment
  CAS-BOT-BC189788  Dactylis glomerata Javier Penalosa 1962-6-19 2501 Plumas Highway 40-89, +-6.2 miles southeast of Quincy. 1097 Comment
  CAS-BOT-BC189844  Dactylis glomerata John Thomas Howell 1960-7-22 35878 Plumas Lassen Volcanic National Park. Drakesbad. 1828 Comment
  CHSC92146  Dactylis glomerata Lowell Ahart; John Dittes 2005-9-20 12457 Plumas On the south side of Forest Road 27N34, about 1 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 1984 Comment
  JEPS115893  Dactylis glomerata Lowell Ahart, John Dittes, Josephine Guardino 2009-7-22 16132 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
  SD6434  Damasonium californicum Daniel Cleveland 1882-7-22 Plumas Prattville Comment
  CAS-BOT-BC445528  Damasonium californicum W. R. Dudley 1909-8-26 s.n. Plumas Bottom of Ice House Pond, Sierra Valley Comment
  CAS-BOT-BC445531  Damasonium californicum Mary Strong Clemens 1920-6-12 s.n. Plumas Taylorville Comment
  RSA34822  Damasonium californicum Roxana S. Ferris, Laura Lorraine 1941-8-9 10435 Plumas About 2 1/2 miles from Lake Almanor Public Camp, State Hwy 89 on road to Chester. Comment
  UCD60679  Danthonia californica var. americana John Thomas Howell 1960-7-22 35888 Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  CDA17248  Danthonia californica var. californica G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16275 Plumas Sierra Nevada; Butterfly Valley Botanical Area. Plumas National Forest. 1158 Comment
  CHSC82456  Danthonia californica var. californica Lowell Ahart; John Dittes, Josephine Guardino 2002-7-2 9818 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
  RSA422678  Darlingtonia californica Bonnie C. Templeton 1967-4-23 10744 Plumas Butterfly Valley, near Quincy 1067 Comment
  RSA599868  Darlingtonia californica Louis C. Wheeler 1959-7-16 7574 Plumas Butterfly Valley. Comment
  UCR275562  Darlingtonia californica B. C. Templeton 1968-6-8 11246 Plumas Butterfly Valley, c. 10 miles west of Quincy 1067 Comment
  CAS-BOT-BC179651  Delphinium John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54261 Plumas About 2.5 miles southeast of Mt. Hough on the road to Quincy 1798 Comment
  CDA18492  Delphinium gracilentum G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-26 3362 Plumas Sierra Nevada; 0.3 mile southwest of Bucks Summit, SE of the road formed by Bucks Creek. 1645 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
  UC1126009  Delphinium nudicaule E. Sawyer 1935-5-22 29 Plumas 1 1/4 mi ne Beckwith Butte; Plumas National Forest, Sierraville Quadrangle Comment
  CAS-BOT-BC9859  Delphinium nudicaule Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-6-12 1940 Plumas Mouth of Butterfly Creek. Butterfly Botanical Area 883 Comment
  SEINET12092486  Delphinium nudicaule Austui n d s.n. Plumas no further locality Comment
  UCD95881  Delphinium nudicaule Dean Dubbe 1974-4-26 6 -4 Plumas Feather River Canyon, 5 miles south of Belden on State Highway 70. 670 Comment
  CAS-BOT-BC116075  Delphinium nuttallianum Anna Head 1921-7-1 s.n. Plumas Near Gold Lake, Feather River Region Comment
  JEPS23487  Delphinium nuttallianum Esther C. Fritz 1933-7-25 Plumas in meadow on slopes Spanish Peak 2133 Comment
  SD58356  Delphinium nuttallianum Sether C. Fritz 1933-7-25 Plumas In meadow on slopes of Spanish Peak 2133 Comment
  CHSC32835  Delphinium patens W. Michael Foster 1981-4-26 12 Plumas Ca. 70 ft se of confluence of Bucks creek and the North Fork of the Feather River, ca. 24 mi w of Quincy. 579 Comment
  CAS-BOT-BC121742  Delphinium patens subsp. patens John Thomas Howell 1951-6-27 27579 Plumas McRae Meadow 1981 Comment
  CAS-BOT-BC122000  Delphinium variegatum Gladys L. Smith 1976-6-7 4598 Plumas Secondary road between Rte 70 and La Porte. 1950 Comment
  UCD61221  Deschampsia cespitosa R. Tofsrud 1949-6-1 Plumas Vicinity of Quincy. Comment
  SEINET4566784  Deschampsia cespitosa M. Foster 1988-7-22 197 Plumas Grizzly Valley Quad, along Big Grizzly Creek, inside a U.S.F.S. cattle exclosure, 0.25 miles south of Walker Mine Road, 1 mile west of Lake Davis, and 12 miles north by northwest of Portola 1768 Comment
  CAS-BOT-BC192445  Deschampsia cespitosa subsp. cespitosa Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1662 Plumas In area adjacent to Sweetwater Meadow 1127 Comment
  CHSC52968  Deschampsia cespitosa subsp. cespitosa L. P. Janeway 1989-6-30 3437 Plumas Plumas National Forest. Meadow along Crocker Cr ca 0.6 mi N of Crocker Meadow and Crocker Guard Station; enar the Beckwourth-Genesee Rd (rd 111) 7.1 mi N of Beckwourth. 1722 Comment
  SBBG59432  Deschampsia cespitosa subsp. cespitosa M. N. Ackley -Aug-1928 41 Plumas Feather River Cyn 1676 Comment
  UCSB70492  Deschampsia cespitosa subsp. cespitosa Ahart, Lowell; Dittes, John; Guardino, Josephine 2009-7-29 Plumas South side of Forest Road 26N67F3, 1.2 miles (air) northeast of Rush Creek Hill, 2.6 miles (air) east-southeast of Caribou Powerhouse 1677 Comment
  CAS-BOT-BC198151  Deschampsia danthonioides John Thomas Howell 1960-7-19 35619 Plumas Drakesbad - Lassen Volcanic National Park 1828 Comment
  CHSC97619  Deschampsia danthonioides Lowell Ahart; John Dittes 2007-6-17 14179 Plumas On damp sand, along Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Gensee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1654 Comment
  CAS-BOT-BC201889  Deschampsia elongata Mary S. Clemens 1920-6-22 7 Plumas Quincy 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
  SBBG128585  Deschampsia elongata L. Ahart 2008-9-10 15369 Plumas bottom of E Branch Crk, on E side of Quincy La Porte Rd, ca. 1 3/4 mi (air) S of Little Grass Valley Resservoir, ca. 1 mi NE of La Porte 1593 Comment
  UCD63443  Deschampsia elongata A. A. Heller 1915-7-7 12068 Plumas Near the summit of Soapstone ridge in the Sierra Nevada, 12 miles west of Bucks. 1676 Comment
  CAS-BOT-BC43033  Descurainia incisa subsp. incisa John Thomas Howell 1951-6-27 27576 Plumas Sierra Nevada. Johnsville. 1584 Comment
  CDA15911  Descurainia incisa subsp. incisa B. Smith, G. F. Hrusa 1996-7-16 s.n. Plumas Plumas National Forest; above upper Bull Run Creek off USFS 23N12E. Comment
  CAS-BOT-BC43503  Descurainia sophia John Thomas Howell 1955-7-19 30787 Plumas Sierra Nevada. Vinton. 1505 Comment
  CHSC21559  Dicentra formosa D. E. Brink Jr.; L. M. Mayer 1975-7-3 Plumas Found in the middle of the section. Comment
  RSA104170  Dicentra formosa subsp. formosa R. M. Austin 1876-1 s.n. Plumas [No location data on label] 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
  CAS-BOT-BC502670  Dichelostemma multiflorum Walter Knight; Irja Knight 1966-6-18 1305 Plumas Butterfly Valley 1143 Comment
  CAS-BOT-BC502701  Dichelostemma multiflorum A. A. Heller 1938-6-14 15159 Plumas Near Gray's Flat on Highway #24 868 Comment
  CAS-BOT-BC292275  Dieteria canescens Clare B. Hardham 1975-8-2 20488 Plumas Black Mt. 2133 Comment
  CHSC97261  Dieteria canescens var. shastensis Lowell Ahart; John Dittes 2007-8-9 14446 Plumas On the north side of the poor dirt road, about 400 yards southwest of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis. 2551 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-BC150486  Diplacus grandiflorus Lewis S. Rose 1963-6-2 63079 Plumas Rock Creek, North Fork of Feather River 640 Comment
  CHSC117562  Diplacus mephiticus Lowell Ahart 2016-7-9 21090 Plumas Top and on the east side Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. 1857 Comment
  SEINET8205905  Diplacus mephiticus L. P. Janeway 1995-6-25 4817 Plumas Almanor quad; 0.3-0.5 mi east of the road from Prattville to Butt Reservoir, about 2 mi southwest of Prattville and Lake Almanor. 1439 Comment
  CHSC20825  Diplacus torreyi K. R. Stern 1975-7-25 5836 Plumas N shore of Lake Almanor. 1371 Comment
  CHSC82492  Diplacus torreyi Lowell Ahart 2002-6-26 9766 Plumas On the east side of the poor road, about 1 mile south of the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, about 1 mile (air) northwest of Little Grass Valley Reservoir dam, about 4 miles (air) northwest of La Porte. 1760 Comment
  CAS-BOT-BC151258  Diplacus torreyi Robert J. Weatherby 1955-7-21 1647 Plumas Bottle Springs, near Middle Fork Feather River 1615 Comment
  CAS-BOT-BC151686  Diplacus torreyi Mrs. A. L. Combs 1912-9-1 s.n. Plumas Great Western Power Co. dam Comment
  CAS-BOT-BC151687  Diplacus torreyi Hans Leschke; Gillett 1957-7-13 s.n. Plumas Betw. Devil's Kitchen and Bench Lake - Lassen Volcanic National Park Comment
  CAS-BOT-BC151700  Diplacus torreyi Robert J. Weatherby 1950-5-31 1440 Plumas South shore of Lake Almanor 1417 Comment
  SD7178  Disporum trachyandrum Mrs. R. M. Austin 1879-1 Plumas Big Meadows. Comment
  CAS-BOT-BC208631  Distichlis spicata J. H. Thomas 1956-7-14 6055 Plumas New Idria Road from Panoche to Idria, about 5 miles S of Panoche, along Griswold Creek 457 Comment
  SEINET10940265  Dodecatheon hendersonii subsp. hendersonii Mary Susan Taylor 1982-5-6 Taylor 4406 Plumas T24N R9E nw sec 24. Bucks Lake NE quad. On serpentine, e side of 24N29, ca. 1 mi e of Meadow Valley just n of Meadow Valley Creek. 3750 ft. 1143 Comment
  RSA93301  Downingia bacigalupii D. D. Keck 1932-7-6 1716 Plumas Halfway between Prattville and Chester. 1341 Comment
  RSA189431  Draba verna L. S. Rose 1967-5-6 67059 Plumas Quincy. 1043 Comment
  CAS-BOT-BC41400  Draba verna John Thomas Howell 1976-4-2 51574 Plumas Sierra Nevada. 2 miles northwest of Spring Garden. 1173 Comment
  JEPS84397  Drosera X obovata V. Oswald and W. Dempsey 1989-8-24 3960 Plumas 11 air mi nw Chester (s edge of park); Lassen Volcanic National Park, Little Willow Lake 1828 Comment
  CHSC108031  Drosera rotundifolia L. P. Janeway; B. Castro 2011-10-2 10750 Plumas Northern High Sierra Nevada. North side of Little ... Field redacted by CHSC, contact the data manager for more information 1542 Comment
  CAS-BOT-BC159673  Drymocallis glandulosa Gordon H. True; John Thomas Howell; Walter Knight; Irja Knight 1968-6-11 2374 Plumas In canyon of Butterfly Creek between Spanish Creek and Butterfly Valley - Sierra Nevada Comment
  CAS-BOT-BC534969  Drymocallis glandulosa var. reflexa David D. Keck 1932-7-3 1637 Plumas Quincy, northern Sierra Nevada, mountain slope south of town 1065 Comment
  CAS-BOT-BC159302  Drymocallis lactea var. lactea Anna Head 1921-1-1 s.n. Plumas Feather River Region Comment
  CAS-BOT-BC159308  Drymocallis lactea var. lactea John Thomas Howell 1960-7-18 35554 Plumas Meadow border, Drakesbad - Lassen Volcanic National Park 1828 Comment
  CDA17302  Dulichium arundinaceum G. F. Hrusa, P. Kerr, S. Winterton 2004-6-25 16351 Plumas Sierra Nevada; Snake Lake, 4 mi. NW of Quincy. Comment
  CHSC36508  Dysphania botrys L. Ahart 1981-9-6 3075 Plumas On a sandbar along Indian Creek, ca. 1/2 mi sw of the jct of Hwy 89 and Arlington Rd, ca. 1.5 mi sw of Crescent Mill. 1200 Comment
  CHSC113639  Dysphania pumilio Lowell Ahart 2014-8-31 19826 Plumas South of an unnamed drainage, on the west side of Black Rock Creek, about 200 yards southwest of the foot bridge across Black Rock Creek, about 200 yards southwest of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. 1536 Comment
  JEPS122324  Dysphania pumilio Lowell Ahart 2014-9-9 19840 Plumas Below the high water line, on the sides of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. Comment
  CHSC69526  Echinochloa colona Lowell Ahart 1997-9-11 7898 Plumas On the west edge of Caribou Road, on the west side of the North Fork of the Feather River, about 1/8 mile south of Mosquito Creek, about 5 miles (air) northeast of Belden. 792 Comment
  CHSC82458  Eleocharis acicularis Lowell Ahart 2002-6-26 9756 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
  CHSC81636  Eleocharis acicularis var. occidentalis Lowell Ahart 2001-10-8 9322 Plumas Below the high water line of Antelope Lake, at the day camp that is north of Dedication Island, Antelope Lake, about 24 miles (air) northeast of Quincy. 1522 Comment
  CAS-BOT-BC113501  Eleocharis bella A. A. Heller; P. B. Kennedy 1907-7-3 8693 Plumas Red Clover valley Comment
  CAS-BOT-BC113541  Eleocharis bella E. K. Balls 1950-8-31 15548 Plumas Spanish creek off Hwy 24, just N of Quincy. 1066 Comment
  CHSC54872  Eleocharis bella Vernon H. Oswald 1991-8-23 4843 Plumas Lassen Volcanic Park. Outlet of Juniper Lake. 2057 Comment
  CAS-BOT-BC113384  Eleocharis engelmannii Thomas H. Kearney 1944-8-14 17 Plumas Near Prattville, Lake Almanor Comment
  CHSC84223  Eleocharis engelmannii Lowell Ahart 2003-7-18 10427 Plumas In a meadow, on the north side of the road, about 1/4 mile west of Lumpkin Ridge Road, about 1 1/2 miles southeast of Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir dam, about 4 1/2 miles (air) northwest of La Porte. 1709 Comment
  UC1028646  Eleocharis engelmannii Robert J. Weatherby 1950-7-28 1490 Plumas N edge of Taylorsville 1066 Comment
  CAS-BOT-BC113392  Eleocharis engelmannii var. detonsa John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1967-7-12 2146 Plumas Pond reservoir, Butterfly Botanical Area. 1127 Comment
  CHSC102112  Eleocharis macrostachya Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16229 Plumas On dry bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam. 1591 Comment
  CHSC45176  Eleocharis macrostachya Lowell Ahart 1980-10-6 2680 Plumas On the floor of a hydraulic mine, about 1 mile south of La Porte. 1463 Comment
  CHSC97584  Eleocharis macrostachya Lowell Ahart; John Dittes 2007-6-17 14200 Plumas Along Red Clover Creek, about 30 yards east of County Road 111 (Beckwourth Genesee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1654 Comment
  CAS-BOT-BC112089  Eleocharis quinqueflora Robert J. Weatherby 1955-6-26 1545 Plumas Mud Lake, Lakes Basin Area. 2103 Comment
  CAS-BOT-BC112020  Eleocharis suksdorfiana Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1537 Plumas area north end of Pond Reservior, Butterfly Botanical Area and Vicinity. 1097 Comment
  UC1586454  Eleocharis suksdorfiana Vernon H. Oswald and Lowell Ahart 1991-7-30 4793 Plumas 12 air mi S of Chester (Big Springs, within fenced enclosure; 6 air mi ENE of Humbug Summit); Humbug Valley, W side 1310 Comment
  CAS-BOT-BC112045  Eleocharis torticulmis Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1672 Plumas In Sweetwater Meadow. 1127 Comment
  CAS-BOT-BC227600  Elymus elymoides John Thomas Howell 1962-6-19 37884 A Plumas Beckwourth Pass 1584 Comment
  CAS-BOT-BC227730  Elymus elymoides John Thomas Howell; Gordon H. True; Wayne Dakan 1974-7-30 50636 Plumas Headwaters of Indian Creek southeast of Diamond Mt. 2164 Comment
  RSA726281  Elymus elymoides subsp. californicus L. Ahart, John Dittes 2007-6-16 14143 Plumas west of a small stream, about 200 yards south of County Road 111 ( Beckwourth Gensee Road), 20 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1648 Comment
  CHSC112379  Elymus hispidus L. P. Janeway 2014-7-17 11562 Plumas Northern High Sierra Nevada. Plumas National Forest; Happy Valley, about 6.4 air-km northeast of Cromberg; 0.5 km north of Long Valley Creek, along the dryish eastern edge of the large meadow on the northwest side of Happy Valley. 1746 Comment
  OBI22562  Elymus hispidus Lewis S. Rose 1968-6-10 68088 Plumas Quincy 1036 Comment
  SEINET204042 Image available Elymus trachycaulus subsp. trachycaulus F. J. Hermann 1955-7-27 11953 Plumas 4 miles west of Portola Comment
  JEPS115892  Elytrigia intermedia subsp. barbulata Lowell Ahart, John Dittes, Josephine Guardino 2009-7-22 16131 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
  CHSC94949  Elytrigia intermedia subsp. intermedia Samantha Mackey Hillaire 2006-9-13 1230 Plumas Sierra Nevada. Buck's Lake area. Oro-Quincy highway; roadside (north side), south of a large meadow around Haskin's Bay. 1584 Comment
  RSA794790  Elytrigia intermedia subsp. intermedia L. Ahart, John Dittes 2009-7-13 16040 Plumas On the side of Forest Service Road 27N98, headwater of Clear Creek, about 2.0 air miles north of Butt Valley Reservoir Dam, about 3 air miles southwest of Lake Almanor Reservoir dam. 1477 Comment
  CAS-BOT-BC392225  Enemion stipitatum W. I. Follett; Evelyn B. Follett 1952-5-30 s.n. Plumas Rich Gulch Comment
  CHSC1469  Enemion stipitatum S. Friday 1935-3-1 Plumas Comment
  CAS-BOT-BC81883  Ephedra viridis L. S. Smith 1927-5-30 2064 Plumas Tahoe Forest, Sierra Valley 1828 Comment
  CAS-BOT-BC165923  Epilobium John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-22 54097 Plumas 10.6 miles northeast of La Porte on road to Quincy 1889 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
  CHSC97173  Epilobium brachycarpum Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14012 Plumas West side of an open rocky flat, 20 yards west of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  CHSC99834  Epilobium brachycarpum Lowell Ahart 2008-8-14 15196 Plumas 20 yards northeast of the metal gate, east side of Forest Road 22N68, about 50 yards west of the South Fork of the Feather River, about 1/2 miles northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte. 1571 Comment
  CAS-BOT-BC171709  Epilobium canum subsp. latifolium Lewis S. Rose 1932-9-6 32630 Plumas Wade Lake 1981 Comment
  CAS-BOT-BC171712  Epilobium canum subsp. latifolium Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC171718  Epilobium canum subsp. latifolium Mrs. A. L. Combs 1906-1-1 s.n. Plumas Prattville Comment
  SEINET12425311  Epilobium ciliatum M. Foster 1988-7-10 s.n. Plumas Grizzly Valley Quad. Inside a USFS cattle exclosure just N of Big Grizzly Creek, 1.4 mi S of Walker Mind Rd., 1. mi W of Lake Davis, 12 mi NW of Portola 1792 Comment
  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
  JEPS104654  Epilobium ciliatum subsp. ciliatum Lowell Ahart 2003-7-18 10429 Plumas In a meadow, on the n side of the road, ca 1/4 mi w of Lumpkin Ridge Rd, ca 1 1/2 mi se of Tamarack Flat, ca 1 1/2 mi (air) nw of Little Grass Valley Reservoir dam, ca 4 1/2 mi (air) nw of La Porte. 1709 Comment
  JEPS122326  Epilobium ciliatum subsp. ciliatum Lowell Ahart 2014-9-9 19849 Plumas Below the high water line, on the sides of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. Comment
  CHSC102746  Epilobium ciliatum subsp. glandulosum Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16148 Plumas On the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Alamanor Dam. 1606 Comment
  JEPS95058  Epilobium ciliatum subsp. glandulosum Lowell Ahart 1997-9-11 7910 Plumas about 2 air mi ne of Belden (on e side of Caribou Road, on e side of the North Fork Feather River, at the elevated siphon); North Fork Feather River, Caribou Road 731 Comment
  RSA716414  Epilobium ciliatum subsp. glandulosum L. Ahart, John Dittes 2005-9-19 12388 Plumas Below the high water line of Taylor Lake, on the east side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake. 2081 Comment
  RSA755447  Epilobium ciliatum subsp. glandulosum L. Ahart, John Dittes, Josephine Guardino 2009-7-22 16148 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
  SJSU15150  Epilobium cleistogamum N. A. Hopkins 1993-7-23 1734 Plumas Marble Hot Springs Rd Comment
  CHSC40248  Epilobium densiflorum K. R. Stern 1985-6-25 8251 Plumas Meadow, vic. Blairsden. 1371 Comment
  JEPS113601  Epilobium densiflorum Lowell Ahart, Josephine Guardino 2007-7-21 14383 Plumas Sides of a small drying stream, about 60 yards south of the Beckwourth Taylorsville Road, south of the intersection with Forest Road 25N41Y, about 2 1/4 miles (air) northwest of the most northwest part of Lake Davis 1799 Comment
  RSA88517  Epilobium foliosum J. T. Howell 1951-6-26 27547 Plumas Feather River Canyon 854 Comment
  CHSC112563  Epilobium hallianum B. Castro; L. P. Janeway 2007-6-8 1630 Plumas Northern High Sierra Nevada. W side of lower Thompson Valley ca 1 mi N of the mouth of McReynolds Creek at Red Clover Creek. W side of Thompson Creek 600 ft below edge of open Ponderosa-Jeffrey pine forest. 1668 Comment
  CHSC88008  Epilobium hallianum Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11163 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
  UC1594608  Epilobium luteum Vernon H. Oswald, Lowell Ahart, Loren Gehrung, Linnea Hanson, and Tyleasi Martin 1992-8-20 5172 Plumas Forest Rd 23N10 between junction of 22N19 and Hopkins Creek (ca 2.25 air mi ese of Pilot Pk., ca 9 air mi ne of La Porte) 1706 Comment
  CHSC101782  Epilobium minutum Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15863 Plumas North of cut bank of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam. 1462 Comment
  CAS-BOT-BC57899  Equisetum X ferrissii M. S. Taylor 1982-7-8 4805 Plumas Portola Quad. S. edge of Feather River, ca. 1 mi. ssw. of Beckwourth, on Ramelli Ranch, ca. 1/4 mi. e. of Calpine Rd. 1487 Comment
  CHSC55649  Equisetum arvense K. R. Stern 1985-6-25 8195 Plumas Vicinity of Blairsden. 1402 Comment
  CHSC6  Equisetum arvense R. Morford 1931-5-16 Plumas Humbug Valley swamp. 1310 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
  SEINET5336834  Eremogone aculeata A. A. Heller, P. B. Kennedy 1907-7-3 8703 Plumas Hills above Red Clover Valley Comment
  CHSC115722  Eremogone cliftonii K. Bovee 2014-5-15 53 Plumas Lassen National Forest, Almanor Ranger District, on northeast-facing slopes above Grizzly Creek, just downslope from Road 26N08. 1341 Comment
  CHSC67486  Eremogone congesta var. congesta James D. Jokerst 1985-6-10 2407 Plumas Adjacent to Indian Creek 400 m S of Hwy. 70, ca. 2 mi SW of Crescent. Comment
  CAS-BOT-BC174211  Eremogone congesta var. congesta L. P. Janeway 1993-7-15 4451 Plumas Top of divide between upper Spanish Creek and East Branch North Fork Feather River (above Virgilia). Along Rd 25N59 0.5 mi west of Rd 25N17. Plumas National Forest, Quincy Ranger Station 1609 Comment
  OBI19554  Eremogone congesta var. congesta Lewis S. Rose 1967-7-12 67172 Plumas 1 mi S of Keddie; Butterfly Crk and Spanish Crk 884 Comment
  CAS-BOT-BC174306  Eremogone congesta var. suffrutescens John Thomas Howell 1960-7-19 35672 Plumas Drakesbad. Lassen Volcanic National Park 1828 Comment
  CAS-BOT-BC174307  Eremogone congesta var. suffrutescens L. P. Janeway 1992-5-22 4191 Plumas 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. Plumas National Forest, Beckwourth Ranger District 1487 Comment
  CDA17280  Eriastrum signatum G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16307 Plumas Sierra Nevada; Willow Creek Rd.m, 1.6 mi. NW of Hwy 70 & 2.6 mi. W on 70 from town of Portola. 1554 Comment
  CAS-BOT-BC187913  Eriastrum wilcoxii W. Harnach; N. Harnach 1990-6-16 389 Plumas Frank Dotta Ranch, Sierra Valley 1524 Comment
  CAS-BOT-BC286669  Ericameria bloomeri Mrs. E. C. Sutliffe 1920-9-1 s.n. Plumas Salmon Lake Comment
  CHSC36881  Ericameria bloomeri M. S. Taylor 1981-8-19 4226 Plumas S side of 23N10, 0.5 mi e of its jct with spur rd 23N10G, ca. 5 air mi w of Sloat. 1615 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
  JEPS116636  Ericameria nauseosa var. oreophila L. P. Janeway and Melanie Williams 2009-8-6 9909 Plumas Top of Ridge between Yellow Creek and North Fork Feather River, east of Yellow Creek Twain (5.5 km north-northeast of Belden.); Northern High Sierra Nevada 1461 Comment
  JEPS124132  Ericameria nauseosa var. oreophila Lowell Ahart, John Deurloo 2015-8-25 20531 Plumas 2.8 miles (air) east-northeast of Silver Lake, 3.3 miles (air) south of Twain, 7.8 miles (air) west-northwest of Quincy. Comment
  CAS-BOT-BC294296  Ericameria nauseosa var. speciosa John Thomas Howell 1959-9-21 34810 Plumas Indian Creek Canyon 914 Comment
  CAS-BOT-BC294297  Ericameria nauseosa var. speciosa John Thomas Howell 1959-9-25 34999 Plumas 2 miles east of Portola 1484 Comment
  CHSC83082  Ericameria nauseosa var. speciosa Lowell Ahart 2002-10-19 10003 Plumas Forest on the south side of the dirt road, about 1/4 mile east of Humboldt Road, about 1 3/4 miles (air) northeast of Humboldt Summit. 1750 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
  JEPS29498  Ericameria nauseosa var. speciosa John Thomas Howell 1960-8-20 36283 Plumas near Drakesbad (Kelly Camp, near Lassen Volcanic National Park); Lassen Volcanic National Park 1615 Comment
  CHSC81094  Ericameria parryi var. latior Lowell Ahart 2001-8-28 9186 Plumas Along the sides of the dirt roads, along road C - Line of Roseburg Resources Company, 1/8 mile south of Highway 36 and 89 at sign of Roseburg Lumber Company, Almanor Tree Farm, A Producing Forest, about 5 miles (air) southwest of Chester. 1402 Comment
  CAS-BOT-BC293024  Ericameria parryi var. nevadensis John Thomas Howell 1959-9-24 34966 Plumas Sierra Valley near Beckwourth 1478 Comment
  UC204683  Ericameria parryi var. nevadensis I. M. Johnston 1919-9-2 2184 Plumas Keddie Comment
  UC579633  Ericameria suffruticosa C. G. Albertus 1935-8-13 264 Plumas Mount Ingalls Plumas National Forest, Downieville Quad., Mount Ingalls 2553 Comment
  CHSC63115  Erigeron barbellulatus Lowell Ahart 1994-7-7 7457 Plumas Plumas-Sierra counties. On the north side of the Pacific Crest Trail, on Bunker Hill Ridge, about 3/4 mile (air) south of Pilot Peak. 2011 Comment
  UC1730241  Erigeron barbellulatus L. P. Janeway 1998-7-31 5904 Plumas about 0.6 mi S of Pilot Peak (along Pacific Crest Trail at jct of Bunker Hill Ridge and Gibsonville Ridge) 2072 Comment
  SEINET10474616  Erigeron bloomeri Mary Susan Taylor, M. Foster 1981-6-10 Taylor 3892 Plumas T25N R14E sw sec 20 and se sec, 19, Squaw Valley Peak quad, McReynolds Valley, E side in open bare soils within Sagebrush Scrub, on both sides of 25N78 1.1 mi S of its jct with 28N01 and Squaw Valley, ca. 14 air mi NW of Beckwourth; ca. 5500 ft. 1676 Comment
  SEINET10872042  Erigeron bloomeri Mary Susan Taylor 1982-6-10 Taylor 4628 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
  UC134313  Erigeron coulteri Mrs. R. M. Austin 1896-7-1 373 Plumas Warner Valley Lassens Peak, Warner Valley Comment
Read comments
May 29 2007
  JEPS16776  Erigeron divergens Rimo Bacigalupi with J. R. Sweeney and G. Bacigalupi Jr. 1953-8-31 4348 Plumas about 2 mi e Greenville (along side of road from Greenville to Indian Agency); Indian Valley 1005 Comment
  SEINET3454486  Erigeron divergens G. Douglas Barbe, Thomas C. Fuller, J. T. Howell 1981-6-24 3177 Plumas Sierra Nevadas, Sierra Nevadas, 2.5 miles northeast of Quincy junction on Mount Hough-Crystal Lake Road at junction of Howell's Road to Tollgate Creek and Keddie 1280 Comment
  CHSC110290  Erigeron eatonii var. plantagineus B. Castro; L. P. Janeway 2006-6-3 1571 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. 1674 Comment
  JEPS97401  Erigeron eatonii var. plantagineus Vernon H. Oswald and L. Ahart 1994-7-24 7129 Plumas T30N R8E NE1/4 NE1/4 Sec. 7, 6350 ft, High Cascade Range, Red Fir Forest. N of Lake Almanor and ca. 2 mi ESE of Silver Lake on Forest Route 10 just S of its jct. with Forest Road 30N21 1935 Comment
  CAS-BOT-BC300468  Erigeron filifolius L. P. Janeway; Laurie Lamm 1992-7-21 4271 Plumas Plumas National Forest, Beckwourth Ranger District. About 1.7 mi east-southeast of Dotta Neck, ca 1.7 mi northwest of Reconnaissance Peak. Above end of Road 24N91Y 2103 Comment
  CAS-BOT-BC300839  Erigeron glacialis var. glacialis Margaret Williams; Emily McPhersen 1974-8-5 74 -P-19 Plumas Above Silver Lake. Trail to Mt. Elwell, Lakes Basin 2072 Comment
  CAS-BOT-BC300841  Erigeron glacialis var. glacialis Anna Head 1921-7-25 s.n. Plumas At head of Long Lake, Feather River Region 2042 Comment
  CAS-BOT-BC295223  Erigeron inornatus Clare B. Hardham 1970-8-9 17716 W Plumas Road to Thompson Peak Lookout 2133 Comment
  CHSC52725  Erigeron inornatus var. inornatus L. P. Janeway 1990-8-24 3833 Plumas Plumas National Forest. Slope above Crystal Cr ca 1 1/2 mi W of Red Clover Cr. Along edge of dirt road. 1889 Comment
  JEPS114526  Erigeron inornatus var. inornatus Lowell Ahart 2008-8-14 15198 Plumas 20 yards northeast of the metal gate, east side for Forest Road 22n68, about 50 yards west of the South Fork of the Feather River, about 1/2 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte 1571 Comment
  UC1118154  Erigeron inornatus var. inornatus C. W. Hanks 1934-8-6 8 Plumas nw end of Sierra Valley; Plumas National Forest, Sierraville Quadrangle, Sierra Valle 1584 Comment
  SEINET10474625  Erigeron inornatus var. viscidulus Mary Susan Taylor 1980-9-27 Taylor 3346 A Plumas T23N R7E sw sec 8, Bucks Lake quad. ca. 0.3 mi S of Bucks Lake-Spanish Ranch Rd, ca. 0.4 mi E of Frenchman Hill, ca. 20 mi SW of Quincy; from base to top of a serpentine rock wall 600 ft tall. With W. Dakan & T. Griggs. 1646 Comment
  CDA17236  Erigeron lassenianus G. F. Hrusa, Kerr, S. Winterton 2004-6-25 16339 Plumas Sierra Nevada; Willow Creek Rd., 1.6 mi. NW of Hwy 70 & 2.6 mi. W on 70 from town of Portola. 1554 Comment
  CAS-BOT-BC295486  Erigeron lassenianus var. lassenianus Walter Knight; Irja Knight; John Thomas Howell; Lewis Rose 1966-7-26 1624 Plumas Butterfly Botanical Area and vicinity. At Fern Glen 1097 Comment
  CAS-BOT-BC295487  Erigeron lassenianus var. lassenianus John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54203 Plumas 2.5 miles northeast of Quincy Junction on road to Mt. Hough 1280 Comment
  CAS-BOT-BC295786  Erigeron petrophilus var. sierrensis L. P. Janeway 1993-7-15 4443 Plumas Plumas National Forest, Quincy Ranger District. Flat on top of saddle between Bean Creek (a tributary of upper Spanish Creek) and Berry Creek (a tributary of East Branch North Fork Feather River) 1569 Comment
  CAS-BOT-BC295787  Erigeron petrophilus var. sierrensis L. P. Janeway 1993-7-19 4463 Plumas Plumas National Forest, Quincy Ranger District. Southwest side of the top of Red Hill 1874 Comment
  CHSC61781  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. 2072 Comment
  CHSC61908  Erigeron petrophilus var. sierrensis L. P. Janeway 1993-7-15 4443 Plumas Plumas National Forest. Flat on top of saddle between Bean Creek (a tributary of upper Spanish Creek) and Berry Creek (a tributary of East Branch North Fork Feather River). 1569 Comment
  CHSC82079  Erigeron petrophilus var. sierrensis L. P. Janeway; B. Castro 2001-6-22 7369 Plumas Northern High Sierra Nevada. On low peak along ridge between Frenchman Hill and the northwest end of Red Mountain. 1798 Comment
  CHSC98247  Erigeron petrophilus var. sierrensis Allison Sanger 2003-7-23 Plumas Along Yellow Creek Road (26N26) within Storrie Fire area, about 4 air miles south of Yellow Creek Campground and 16 miles south of Chester. 1280 Comment
  CHSC118800  Erigeron petrophilus var. sierrensis Noah Siegel 2015-7-29 2015 -004 Plumas On eastern Rush Creek Hill. Forest Service Road 27N76 near 26N22L (UTM 659415 E, 4437357 N, NAD 83 Zone 10N; Elevation 1675 m.) 1675 Comment
  RSA0049613  Erigeron pumilus var. intermedius Dean Wm. Taylor 2012-6-7 21234 Plumas Diamond Mountains; ridgetop 1 mile east of Diamond Peak 2225 Comment
  SEINET8687552 Image available Erigeron pumilus var. intermedius W. Harnach, N. Harnach 1990-6-13 368 Plumas Sierra Valley. W of Beckwourth, Ramelli Ranch (USFS) 1487 Comment
  UCD99877  Eriogonum douglasii Donald Santana 1976-4-22 s.n. Plumas 3.5 miles east of Beckwourth, State Highway 70. On isolated peak at north side of road. 1463 Comment
  CHSC57442  Eriogonum douglasii var. meridionale L. P. Janeway; Garrett Gibson 1991-6-24 4056 Plumas Plumas National Forest. Squaw Valley, ca 1/2 mi northwest of 'Four Corners' (junction of Laufman-to-Red Clover Valley Road and Frenchman Lake Road). 1703 Comment
  RSA759519  Eriogonum douglasii var. meridionale James L. Reveal 2007-6-5 8839 Plumas Along U. S. Forest Service Road 26N70 (County Road 177) north of Conklin Park Campground, 0.6 miles north of the bridge over Willow Creek. 1723 Comment
  CHSC62480  Eriogonum elatum var. elatum L. P. Janeway 1993-8-10 4513 Plumas Plumas National Forest, Beckwourth Ranger District. Northwestern corner of Sierra Valley; south of the Middle Fork Feather River and west of the Beckwourth-Calpine Road; ca 0.7 mi west-southwest of Beckwourth. Around the sagebrush in sagebrush flats. 1487 Comment
  POM105616  Eriogonum elatum var. elatum F. H. Hillman s.n. Plumas Sierra Valley Comment
  SBBG64034  Eriogonum lobbii L. G. Yates 1895-1 Plumas Plumas County [no specific locality] Comment
  SEINET11933189  Eriogonum lobbii M. S. Taylor 1982-1 4930 Plumas Greenville SW quad. Mt Hough summit, ca 7 air mi NNe of Quincy 2204 Comment
  SEINET10479869  Eriogonum luteolum var. luteolum Mary Susan Taylor 1981-7-27 Taylor 4128 Plumas T25N R12E Sw 1/4 SW 1/4 Sec. 5. Genesse Valley quad. In dry woods, ca. 10 ft S of Beckwourth-Genesse Rd., ca. 3/4 mi W of Drum Bridge ca. 5 air mi E of Genesse. 3900 ft. 1189 Comment
  RSA70711  Eriogonum marifolium L. S. Rose 1951-6-28 51055 Plumas Above Eureka Lake, n. of Johnsville. 2134 Comment
  SBBG64042  Eriogonum marifolium A. A. Heller, P. B. Kennedy 1907-7-3 Plumas above Red Clover Valley Comment
  UC635078  Eriogonum marifolium Ethel Wickes July 1925 2892 Plumas Mt. Elwell Comment
  CAS-BOT-BC263309  Eriogonum marifolium var. marifolium Margaret Williams; Emily McPhersen 1974-8-5 74 -P-11 Plumas Above Silver Lake. Trail to Mt. Elwell, Lakes Basin 2133 Comment
  CAS-BOT-BC263312  Eriogonum marifolium var. marifolium Anna Head 1921-6-23 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CHSC20975  Eriogonum marifolium var. marifolium F. T. Griggs; A. Pass 1975-7-23 250 Plumas Cape Lake. Comment
  CDA12293  Eriogonum microthecum G. F. Hrusa 1989-5-1 7028 Plumas Modoc Plateau; Beckwourth Pass approx. 3 miles E of Vinton on Hwy 70-at the Plumas/Lassen County line. Comment
  CAS-BOT-BC261366  Eriogonum nudum var. deductum Anna Head 1921-7-1 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CAS-BOT-BC261367  Eriogonum nudum var. deductum Robert J. Weatherby 1950-8-11 1520 Plumas Mt. Elwell, Lakes Basin Area Comment
  UC77677  Eriogonum nudum var. deductum D. Cleveland July 1882 Plumas Big Meadows Comment
  RSA325157  Eriogonum nudum var. deductum M. S. Taylor 1981-7-6 3978 Plumas In the Y of the 2 Ross Canyon Roads (25N31A and B), ca. 1.5 mile east of Dixie Valley Road (28N01), ca. 16 air miles NW of Chilcoot 1890 Comment
  UC917108  Eriogonum nudum var. oblongifolium K. L. Olsen 1949-7-31 25 -A Plumas 2 mi n, on road to Caribou Howells; Feather River Canyon Comment
  JEPS26679  Eriogonum nudum var. oblongifolium P. C. Hutchison 1961-6-9 2111 Plumas 2 mi s along US Alt. 40, at bridge Rich Bar (cliff above road); canyon of the north fork of the Feather River Comment
  SEINET5330937  Eriogonum nudum var. oblongifolium A. A. Heller, P. B. Kennedy 1907-7-16 8867 Plumas Grade between Genessee Valley and Summit Comment
  UCR123518  Eriogonum nudum var. pubiflorum George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6872 Plumas Sierra Nevada Mountains, Calif. Hwy 36, 4.3 mi SW of its junction with Calif. Hwy 89, vicinity of Lake Almanor 1463 Comment
  RSA88595  Eriogonum pedunculatum J. T. Howell 1951-6-26 27541 Plumas Feather River Canyon 854 Comment
  CAS-BOT-BC269954  Eriogonum spergulinum var. reddingianum Rimo Bacigalupi 1927-7-11 1708 Plumas Grassy Lake Meadows, Gold Lake Region 1889 Comment
  JEPS103512  Eriogonum spergulinum var. reddingianum Lowell Ahart 2002-7-18 9860 Plumas In a meadow, ca 1/8 mile N of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, ca 1 1/2 miles (air) NW of Little Grass Valley Reservoir dam, ca 4 1/2 miles (air) NW of La Porte. 1764 Comment
  RSA726449  Eriogonum spergulinum var. reddingianum L. Ahart, John Dittes 2007-6-17 14175 Plumas 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. 1655 Comment
  JEPS56320  Eriogonum spergulinum var. reddingianum W. L. Jepson 1939-4-12 19383 Plumas Ferris Creek, branch of Last Chance Creek 1767 Comment
  SJSU14465  Eriogonum spergulinum var. reddingianum N. A. Hopkins 1990-7-1 1624 Plumas 17.2 mi N of Beckwourth on Beckwourth-Genessee Rd 1584 Comment
  UC725347  Eriogonum spergulinum var. reddingianum A. A. Heller 1941-7-29 16272 Plumas 3 mi s Kelly Camp (just outside of Lassen Volcanic National Park) Comment
  CAS-BOT-BC262748  Eriogonum strictum var. anserinum A. A. Heller; P. B. Kennedy 1907-7-5 8741 Plumas Hills above Red Clover Valley Comment
  JEPS87895  Eriogonum strictum var. anserinum Lowell Ahart 1994-7-20 7483 Plumas about 1/2 mi nw Mount Etna (open bare area on both sides of trail, Plumas Co. and Sierra Co.); Pacific Crest Trail, Bunker Hill Ridge 1981 Comment
  CAS-BOT-BC262780  Eriogonum strictum var. proliferum L. P. Janeway 1989-6-23 3380 Plumas Beckwourth Ranger District, Plumas National Forest. Upper w-facing slope in ridge between Crocker Mdw and Dotta Cr. 1889 Comment
  UC584344  Eriogonum strictum var. proliferum G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2239 Plumas n Engelmine (sw slopes and ride crest Red Rock); Red Rock Comment
  CAS-BOT-BC267497  Eriogonum umbellatum M. S. Taylor 1982-7-21 4892 Plumas Around s end of Bachs Creek Ridge, ca. 5 mi se of Quincy 1752 Comment
  CAS-BOT-BC267502  Eriogonum umbellatum John Thomas Howell 1951-8-20 28222 Plumas Indian Valley 1097 Comment
  CAS-BOT-BC267496  Eriogonum umbellatum M. S. Taylor 1982-8-4 4912 Plumas Along 25N10Y, ca. 1 mi ne of Taylor Rock, ca. 6 air mi ne of Quincy 1737 Comment
  CHSC39993  Eriogonum umbellatum var. nevadense M. S. Taylor 1982-6-7 4612 Plumas On open ridge between Ramelli Ranch and Portola, ca. 2 mi e of Portola. 1737 Comment
  CHSC53059  Eriogonum umbellatum var. nevadense L. P. Janeway 1990-7-25 3809 Plumas Plumas National Forest Beckwourth Ranger District Cascade Compartment. Just above Emigrant Creek and 1 1/4 mi south of Little Grizzly Creek. Steep southeast-facing volcanic rock outcropping. 1950 Comment
  POM203495  Eriogonum umbellatum var. nevadense L. S. Rose 1934-7-23 34420 Plumas Open flats Chilcoot Comment
  UC912733  Eriogonum umbellatum var. nevadense Anna Head 1921-7-11 Plumas Grassy Lake Feather River Region, Grassy Lake Comment
  SEINET10479562  Eriogonum umbellatum var. nevadense Mary Susan Taylor, H. Swanson 1982-8-11 Taylor 4963 Plumas T21N R11E north half of sec 4. Sierra City NW and Mt Fillmore quads. Along Pacific Crest Trail, ca. 1 mi nw of A-Tree, ca. 5 mi sw of Johnsville. Montane Coniferous Forest; 7000 ft. 2133 Comment
  SEINET10479563  Eriogonum umbellatum var. nevadense Mary Susan Taylor 1982-8-5 Taylor 4925 Plumas T25N R10E nw/se sec 8. Greenville SW quad. Mt Hough summit, ca. 7 air mi nne of Quincy. 7230 ft. 2204 Comment
  JEPS113888  Eriogonum umbellatum var. polyanthum L. P. Janeway 2007-8-12 9161 Plumas Northern High Sierra Nevada; Ridgetop on N side of Oak Ridge, 1.4 air km N-NW of Grizzly Summit. 1743 Comment
  LA207055  Eriogonum umbellatum var. polyanthum C. W. Hallis; 1928-6-30 sn Plumas Mount Lassin National Forest, From the inside of the crater of Cinder Cave, Drakesbad Comment
  RSA197146  Eriogonum umbellatum var. polyanthum Noel Holmgren, James L. Reveal 1966-7-19 2905 Plumas California 89, north end of Spring Garden (town). Road bank at edge of oak-yellow pine forest. 1220 Comment
  UCD101492  Eriogonum umbellatum var. polyanthum John Thomas Howell 1974-9-20 50898 Plumas 2 miles from Spring Garden on road to Quincy. 1158 Comment
  SEINET3160118  Eriogonum umbellatum var. umbellatum E. K. Balls 1950-9-11 15779 Plumas Red Fir For. Lakes Center Public Campground, at west of stream; southern Plumas County 2042 Comment
  CAS-BOT-BC262250  Eriogonum ursinum Janet Jones 1980-7-16 217 Plumas Frazier Falls area 1828 Comment
  CAS-BOT-BC262270  Eriogonum ursinum Lowell Ahart 1979-7-18 s.n. Plumas Ca 1 mi. W of Pilot Pk. 1800 Comment
  UC174725  Eriogonum ursinum A. A. Heller with P. B. Kennedy 1907-7-13 8833 Plumas between Taylorville and Little Grizzly Creek Comment
  CAS-BOT-BC262249  Eriogonum ursinum James 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
  RSA339150  Eriogonum ursinum Margaret J. Williams 1983-8-12 83- 135 -1 Plumas W. side of the Sierra Nevada, near Jamison Creek, above Johnsville. 1677 Comment
  JEPS127324  Eriogonum ursinum var. ursinum Lowell Ahart 2016-6-29 21081 -A Plumas Top and southeast side of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  CHSC79076  Eriogonum vimineum L. P. Janeway; B. Castro 2000-7-3 6879 Plumas Northern High Sierra Nevada. At Hwy 70 overlook of Rich Bar; East Branch North Fork Feather River. 786 Comment
  RSA107091  Eriogonum vimineum L. S. Rose 1955-7-19 55145 Plumas Portola. 1479 Comment
  CAS-BOT-BC262328  Eriogonum vimineum W. Harnach; N. Harnach 1989-6-29 200 Plumas Sierra Valley. Hindoo Ranch 1490 Comment
  UC586926  Eriogonum vimineum Joseph Andorfer Ewan 1934-7-6 8182 Plumas road to Guidichi Rch.; Penman Creek 1524 Comment
  CHSC58181  Eriophorum gracile Vernon H. Oswald 1992-6-18 5005 Plumas Lassen Volcanic National Park. Corner of park on S side of Warner Valley Rd. between Lee and Kelly camps. 1597 Comment
  CAS-BOT-BC124156  Eriophyllum lanatum var. cuneatum Amos Arthur Heller; P. B. Kennedy 1907-7-15 8849 Plumas Near mouth of Little Grizzly creek below Genessee Comment
  CAS-BOT-BC308271  Eriophyllum lanatum var. integrifolium Alice Eastwood 1927-6-15 14614 Plumas On trail to Long Valley Comment
  CHSC21604  Eriophyllum lanatum var. integrifolium L. M. Mayer; D. E. Brink Jr. 1975-7-24 Plumas Meadow, Bucks Lake. Comment
  JEPS122166  Eriophyllum lanatum var. integrifolium Lowell Ahart 2014-8-26 19776 Plumas In the center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  LA203614  Eriophyllum lanatum var. integrifolium E. Sawyer; 1935-6-14 104 Plumas 1 mi. S of Sugarloaf, Sierra Valley 1523 Comment
Read comments
Nov 16 2015
  UC1118254  Eriophyllum lanatum var. integrifolium E. Sawyer 1935-6-25 150 Plumas 1.5 mi ssw Crow; Plumas National Forest, Sierraville Quadrangle Comment
  SEINET10475142  Eriophyllum lanatum var. integrifolium Mary Susan Taylor 1981-5-10 Taylor 3665 Plumas T25N R11E ne sec 12. Greenville SE quad. N side of Genesee Valley Rd, ca. 4 mi W of Genesee. Oak-Pine Forest; 3600 ft. Dry soils in partial shade. 1097 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
  CHSC62410  Eryngium alismifolium L. P. Janeway 1993-8-19 4530 Plumas Plumas National Forest, Beckwourth Ranger District. Northwestern corner of Sierra Valley; south of the Middle Fork Feather River ca 1.3 mi west of Beckwourth. 1485 Comment
  SJSU12240  Eryngium alismifolium N. A. Hopkins 1982-7-29 1107 Plumas by Marble Hot Springs Rd in NW corner Sierra Valley, 4 mi SSE of Beckwourth 1493 Comment
  SEINET10840963  Eryngium articulatum Mary Susan Taylor 1982-9-8 Taylor 5110 Plumas T26N R9E. Greenville quad. Round Valley Reservoir, ca. 4 air mi s of Greenville. 4500 ft. 1372 Comment
  CHSC55680  Erysimum capitatum Ben Cunningham 1991-4-20 Plumas Ca. 1.4 mi s of Rock Creek Dam and 10 ft w of Highway 70, 35a mi s of Greenville. 731 Comment
  HSC22971  Erysimum capitatum John Pratt 1970-6-30 53 Plumas Humboldt Summit Comment
  UC1552739  Erysimum capitatum Frederica Bowcutt 1985-6-6 561 Plumas about 1/8 mi n Beckwourth Genesee Road (about 15 air mi ne of Quincy, 1 mi of Drum Bridge); Plumas National Forest 1676 Comment
  CAS-BOT-BC54320  Erysimum capitatum Gladys L. Smith 1976-6-7 4616 Plumas Sierra Nevada. Kern Plateau. Curve of road just after crossing inlet creek of Little Grass Valley Reservation. 1889 Comment
  CAS-BOT-BC54324  Erysimum capitatum L. P. Janeway 1990-6-19 3721 Plumas Plumas National Forest. Beckwourth Ranger District. Rattlesnake Compartment. 1402 Comment
  RSA0091882  Erysimum capitatum var. capitatum Bonnie C. Templeton 1968-1 11277 Plumas [No location data on label. Possibly Trinity County.] Comment
  CAS-BOT-BC55106  Erysimum perenne H. F. Copeland 1920-7-8 46 Plumas On the Summit divide between Butte, Plumas and Tehama counties. 1828 Comment
  CAS-BOT-BC151494  Erythranthe filicifolia W. D. Dakan 1974-4-28 s.n. Plumas North Fork Feather River 1/2 mile below the mouth of Rock Creek, between Storrie and Elephant Butte Tunnels 548 Comment
  CHSC21088  Erythranthe guttata F. T. Griggs; A. Pass 1975-7-2 56 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC63477  Erythranthe guttata Lowell Ahart 1994-7-28 7542 Plumas On the east side of small stream. North-east of Frenchman Hill, south-west of Buck's Lake. 1706 Comment
  SD77347  Erythranthe guttata Francis W. Pennell 1940-6-12 25819 Plumas Sierra Valley, 1 mi. S. of Beckwourth 1493 Comment
  SEINET14046116 Image available Erythranthe guttata A. A. Heller 1942-1 16508 Plumas Seven miles west of Belden along states highway #24. Comment
  SD61134  Erythranthe lewisii Darley F. Howe 1964-7-29 Plumas Near Gold Lake Lodge, Plumas National Forest 1981 Comment
  CHSC24243  Erythranthe primuloides K. R. Stern 1975-7-29 Plumas NW side of Lake Almanor. Comment
  CHSC97072  Erythranthe primuloides Lowell Ahart; Josephine Guardino 2007-7-21 14365 Plumas Near a spring, open dry flat, south of the dirt road, about 1/2 mile (air) south of Bagley Pass, about 400 yards north of Lake Davis. 1787 Comment
  SEINET14375785  Erythranthe tilingii M. J. Williams, J. T. Howell 1966-7-11 s.n. Plumas Near Luther Ridge, above Johnsville. 2271 Comment
  RSA0123900  Erythranthe willisii J. T. Howell 1951-6-26 27540 Plumas Feather River Canyon; Sierra Nevada. 854 Comment
  CAS-BOT-BC505245  Erythronium grandiflorum W. W. Wagner 1919-5-18 260 Plumas Along tributary of Massack Creek 1432 Comment
  CHSC98342  Erythronium purpurascens L. P. Janeway 2007-6-3 9023 Plumas Northern High Sierra Nevada. Eastern high end of Red Mountain, along Road 23N69 about 1.6 km northwest of Road 18. Flat ridge top, open forest. 1929 Comment
  CAS-BOT-BC505252  Erythronium purpurascens Mary Strong Clemens 1920-5-28 s.n. Plumas Unspecified Comment
  CHSC9711  Eschscholzia californica 1971-7-11 78 Plumas On top of cliff along w side of road ca. 1.3 mi so of Belden turnoff and Hwy 70. 1025 Comment
  CAS-BOT-BC310383  Eucephalus breweri Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  JEPS2491  Eucephalus breweri Mrs. Esther C. Fritz 1933-7-27 Plumas Spanish Peak 2103 Comment
  JEPS31850  Eucephalus breweri W. L. Jepson 1939-7-31 19318 Plumas 2 mi from its summit on lower slopes of, Spanish Peak 2042 Comment
  JEPS96043  Eucephalus breweri Vernon H. Oswald and Lowell Ahart 1996-8-14 8147 Plumas on the La Porte-Quincy Rd. 0.9 mi n road to Johnsville ((0.9 mi n of Sierra Co. 2 mi post), ne of La Porte); northern High Sierra Nevada 1889 Comment
  UCD107431  Euonymus occidentalis var. occidentalis E. W. Jameson 1949-6-27 s.n. Plumas 3 miles east of Quincy. 1127 Comment
  CHSC36996  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
  CHSC92123  Eurybia integrifolia Lowell Ahart; John Dittes 2005-9-20 12424 Plumas Southwest side of Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 2029 Comment
  JEPS114610  Eurybia integrifolia Lowell Ahart 2008-9-10 15377 Plumas South edge of Onion Valley, about 3/4 mile northwest of Pilot Peak, about 1/2 mile east of the Quincy La Porte Road, about 9 1/2 miles (air) northeast of La Porte 1916 Comment
  SEINET9308095  Eurybia integrifolia Unknown 1996-8-11 13498 Plumas Plumas Comment
  CAS-BOT-BC310599  Eurybia radulina J. T. Vale 1988-10-4 s.n. Plumas Bucks Ck. New Rd. 1524 Comment
  CAS-BOT-BC312261  Euthamia occidentalis W. I. Follett; E. B. Follett 1962-8-8 s.n. Plumas East branch of North Fork Feather River 0.3 mile below Rush Creek, Sierra Nevada Comment
  CDA18450  Festuca G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3194 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
  CHSC101931  Festuca occidentalis Lowell Ahart; John Dittes 2009-7-14 16063 Plumas On dry soil, on the east side of Forest Service Road 27N92, about 1.9 miles (air) southeast of Seneca, about 6 miles (air) south of Lake Almanor Reservoir Dam. 1677 Comment
  CHSC102710  Festuca occidentalis Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16154 Plumas On the east side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam. 1606 Comment
  UCD66140  Festuca occidentalis John Thomas Howell 1962-6-17 37681 Plumas Butterfly Valley. 1036 Comment
  CHSC80912  Festuca subulata Lowell Ahart 2001-7-19 8950 Plumas On the sides of Hopkins Creek, about 100 yards southwest of the East Branch of Hopkins Creek, about 1/2 mile (air) south of Turkey Town, about 2 1/2 miles (air) southeast of Pilot Peak. 1828 Comment
  JEPS102456  Festuca subulata Lowell Ahart 2001-7-19 8950 Plumas On the sides of Hopkins Creek, about 100 yards SW of the East Branch of Hopkins Creek, about 1/2 mile (air) south of Turkey Town, about 2 1/2 miles (air) SE of Pilot Peak. 1828 Comment
  CHSC97429  Festuca subuliflora Robert Fischer 2006-7-2 1042 Plumas Bucks Lake. Between Oroville and Bucks Lake, off Hwy 70, east on 4 Trees Road. Collection made at the crossing of Wildcat Creek. 1158 Comment
  CAS-BOT-BC55669  Frangula purshiana A. A. Heller 1915-7-7 12050 Plumas Near the summit of Soapstone ridge in the Sierra Nevada, 12 miles west of Bucks 1676 Comment
  CHSC98921  Frangula purshiana subsp. annonifolia L. P. Janeway; B. Castro 2007-8-18 9206 Plumas Northern High Sierra Nevada. Along Soda Creek and Road 25N22 1.2 km northwest of Hwy 70 and West Branch North Fork Feather River. 942 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
  HSC99901  Frangula purshiana subsp. annonifolia J. P. Smith, & J. O. Sawyer 2004-9-12 12050 Plumas Plumas State Park, roadside along Jamison Creek W of Eureka. 1616 Comment
  JEPS114190  Frangula purshiana subsp. annonifolia L. P. Janeway, B. Castro 2007-8-18 9198 Plumas Northern High Sierra Nevada. Along Caribou Road and North Fork Feather River 4.5 road km north of Hwy 70. Comment
  CAS-BOT-BC55710  Frangula rubra subsp. obtusissima Walter Knight; Irja Knight 1969-6-26 2421 Plumas Summit of Red Hill 1934 Comment
  HSC99908  Frangula rubra subsp. obtusissima J. O. Sawyer, & J. P. Smith 2004-7-15 4576 Plumas Along Clear Creek at F.S. Rd. 25N14, Plumas National forest 1454 Comment
  CAS-BOT-BC53796  Frangula rubra subsp. rubra Lewis S. Rose 1969-6-23 69044 Plumas La Porte Road - 10 mi. sw of Quincy 1249 Comment
  UCR122350  Frasera albicaulis George K. Helmkamp, E. A. Helmkamp 2001-7-6 6854 Plumas Sierra Nevada Mountains, Calif. Hwy 89, ESE of Lake Almanor at Crescent Mills 976 Comment
  RSA104128  Frasera albicaulis var. nitida T. C. Porter 1876-1 s.n. Plumas [No location information on label.] Comment
  CHSC96743  Fritillaria atropurpurea L. P. Janeway 2007-5-20 8991 Plumas Northern High Sierra Nevada. Crest at head of Bean Creek (which drains to the south-southeast; East Branch North Fork Feather rivers to the north); at junction of Roads 25N17, 25N57, 25N59. 1573 Comment
  JEPS61889  Fritillaria atropurpurea John Warren Duffield 1937-5-23 Plumas road to Bear Creek Ranger Station (above Meadow Valley) Comment
  CHSC25054  Fritillaria eastwoodiae L. Morgan 1972-4-22 1 Plumas On n embankment of Forbestown Rd. ca. 6 mi w of La Porte. 1219 Comment
  RSA268958  Fritillaria recurva J. R. Reeder, C. G. Reeder 1975-6-5 6679 Plumas 5.5 miles south-southeast of Cromberg along State Highway 24 1341 Comment
  CAS-BOT-BC293718  Galium Mona Bourell; Bob Patterson 1982-5-15 1732 Plumas Beckworth [Beckwourth] Pass Comment
  SEINET10869769  Galium bifolium Mary Susan Taylor, M. Foster 1981-6-3 Taylor 3839 Plumas T24N R12E nw/sw sec 28, Mt Ingalls quad. N side of Rd 24N61, ca. 1.5 air mi S of Little Summit Lake, ca. 10 mi NW of Portola; elevation ca. 6900 ft. 2103 Comment
  JEPS95067  Galium bolanderi Vernon Oswald and Lowell Ahart 1997-9-18 8877 Plumas 4.25 air mi w of Caribou (on Forest Road 26N25 to Mosquito Creek, 2.8 mi ne of its junction with 26N26 to Humbug Valley); Forest Road 26N25 1411 Comment
  JEPS95123  Galium bolanderi Vernon Oswald and Lowell Ahart 1997-9-18 8877 Plumas 4.25 air mi w of Caribou (on Forest Road 26N25 to Mosquito Creek, 2.8 mi ne of its junction with 26N26 to Humbug Valley); Forest Road 26N25 1411 Comment
  POM147081  Galium bolanderi Alice Eastwood 1927-06 14571 Plumas United States Forest Reserve, Forest Lodge, Greenville. Comment
  SEINET11615953  Galium bolanderi A. A. Heller, P. B. Kennedy 1907-7-16 8872 Plumas Grade between Genessee valley and Summit Comment
  SBBG18756  Galium grayanum C. B. Hardham 1961-6-16 7439 Plumas Diamond Peak [Diamond Mountain] 2255 Comment
  SEINET10902548  Galium grayanum Lowell Ahart, Peter Ahart 1983-8-17 Ahart 4331 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. Red Fir Forest; 2000 m. 2000 Comment
  CHSC73992  Galium grayanum var. grayanum B. Castro; L. Gehrung 1998-10-2 854 Plumas Ca 5.5 air mi NE of Little Grass Valley Reservoir, on ridge west of Pilot Peak ca 0.1 mi NW of jcn of the Pacific Crest Trail, Co. Rd 511, and USFS Rd 22N60. 1981 Comment
  JEPS95834  Galium grayanum var. grayanum Lowell Ahart 1999-7-15 8093 Plumas about 50 yards east of the Quincy La Porte Road; about 3/4 mile south of Onion Valley; about 1 mile northwest of Pilot Peak; about 9 miles (air) northeast of La Porte 1828 Comment
  SEINET10500743  Galium sparsiflorum subsp. glabrius Mary Susan Taylor 1981-9-10 Taylor 4272 Plumas California: T26N R9E n 1/2 sec 30. Almanor SE quad. Head of Bullfrog Ravine. Plumas County. 5700 ft. 1737 Comment
  UCD121932  Galium trifidum G. F. Hrusa 1992-10-8 10496 Plumas Northeast corner of Snake Lake. Immediate end of vehicle access road. 1219 Comment
  JEPS122089  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. Comment
  JEPS6526  Galium triflorum W. L. Jepson 1939-8-4 19339 a Plumas Rock Creek Meadow Valley 1219 Comment
  POM367793  Galium triflorum Dorothy Davis 1923-7-24 s.n. Plumas Mohawk 1372 Comment
  UC917334  Galium triflorum J. M. Tucker 1948-7-25 1743 Plumas at mine of United Mining Company Camel's Peak, Pinchard Creek (sw side of peak) 1524 Comment
  CAS-BOT-BC144399  Garrya fremontii Ella Dales Cantelow 1941-5-18 3646 Plumas 1 1/2 mi. w. of Johnsville on rd. to Gibsonville 1615 Comment
  JEPS66750  Garrya fremontii L. S. Smith 1914-1-2 Plumas Johnstown 1524 Comment
  UCD121130  Garrya fremontii John Thomas Howell 1959-9-26 35043 Plumas Near Keddie. 1005 Comment
  SEINET10453486  Garrya fremontii Lowell Ahart 1990-10-14 Ahart 6633 Plumas Along an improved road, about 1/8 mile south of Cleghorn Bar Road, about 2 1/2 mile (air) west of Finger Board. Yellow Pine Forest. T23N R9E C/S35. 1768 Comment
  JEPS33715  Gayophytum John Thomas Howell 1926-7-23 2094 Plumas near Prattville 1463 Comment
  UCD147772  Gayophytum Allyson Ayalon; Lucie Jerabkova 2012-8-1 134 Plumas Plumas County. Antelope Lake vacinity. 1524 Comment
  CHSC117626  Gayophytum diffusum subsp. diffusum Lowell Ahart 2016-8-30 21326 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
  CHSC81387  Gayophytum diffusum subsp. diffusum Lowell Ahart 2001-9-18 9292 Plumas Near Cow Creek, on the strand of Lake Davis. 1761 Comment
  JEPS115197  Gayophytum diffusum subsp. parviflorum Lowell Ahart, John Dittes, Josephine Guardino 2009-7-21 16114 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
  UCR123373  Gayophytum diffusum subsp. parviflorum George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6880 Plumas Sierra Nevada Mountains, Calif. Hwy 36, 4.3 mi SW of its junction with Calif. Hwy 89, vicinity of Lake Almanor 1463 Comment
  UCR17018  Gayophytum diffusum subsp. parviflorum Harlan Lewis, M. Lewis 1962-8-15 1521 Plumas About 2 mi SW of Blairsden. 1373 Comment
  JEPS27532  Gayophytum diffusum subsp. parviflorum W. L. Jepson 1924-7-25 10645 Plumas Bucks Valley 1158 Comment
  SD130492  Gayophytum diffusum subsp. parviflorum John Thomas Howell 1974-9-20 50893 Plumas 7.0 miles from Quincy on road to Blairsden. 1096 Comment
  UC1122579  Gayophytum heterozygum C. W. Hanks 1934-8-9 31 Plumas mtns. n Sierra Valley; Plumas National Forest, Sierraville Quadrangle Comment
  CHSC97474  Gayophytum racemosum Lowell Ahart; John Dittes 2007-6-16 14088 Plumas Graded road gutter, east of the small stream, on the south side of County Road 111 (Beckwourth Genesee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  SBBG121285  Gayophytum racemosum L. Ahart, J. Dittes 2007-6-16 14088 Plumas S side of County Rd 111 (Beckwourth Genesee Rd), 50 yards E of Forest Rd 24N08, Red Clover Valley, ca. 2 mi (air) N of the N end of Lake Davis 1647 Comment
  CDA13985  Gentiana calycosa G. F. Hrusa 1996-8-2 13428 Plumas Sierra Nevada; SW base of ridge between Argentine & Taylor Rocks, Approx. 1 mi. NW of Argentine Rock. Comment
  JEPS113887  Gentiana calycosa L. P. Janeway 2007-8-12 9167 Plumas Northern High Sierra Nevada; Near Road 23N73Y 3.4 road km N of Oroville-Quincy Hwy and Grizzly Summit; 1.7 air km N-NW of Grizzly Summit. 1652 Comment
  POM130474  Gentiana newberryi A. L. Coombs 1912-09 s.n. Plumas Big Meadows Comment
  JEPS114683  Gentianopsis simplex Lowell Ahart 2008-8-13 15178 Plumas North side of La Porte Road, north of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte 1613 Comment
  CAS-BOT-BC459552  Geum macrophyllum A. A. Heller; P. B. Kennedy 1907-7-9 8787 Plumas Quincy, south of town; Northern Sierra Nevada 1066 Comment
  CAS-BOT-BC459558  Geum macrophyllum John Thomas Howell 1960-7-18 35588 Plumas Drakesbad, near creek; Lassen Volcanic National Park 1828 Comment
  CDA38626  Geum macrophyllum G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3119 Plumas Round Valley Reservoir, 0.25 mile west of the dam on Dixie Canyon-Round Valley Road. Sheet 2 of 2 1371 Comment
  UC1127977  Geum triflorum E. Sawyer 1935-6-21 135 Plumas 4 1/2 mi nne of Crow (Plumas National Forest); Plumas National Forest 1584 Comment
  SEINET11268240  Gilia capillaris Lowell Ahart 2001-7-17 8907 Plumas On the west side of a poor logging road, east of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit.; 0 1829 Comment
  UCD117715  Gilia capitata subsp. mediomontana June McCaskill 1954-5-31 328 Plumas 100 yards west of roadside, along State Highway 89, 2.6 miles north of Greenville. Comment
  CAS-BOT-BC283872  Glyceria borealis Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1434 Plumas Butterfly Botanical Area and Vicinity, near mouth of Butterfly Creek 883 Comment
  CAS-BOT-BC283878  Glyceria borealis John Thomas Howell 1973-7-9 49725 Plumas At outlet of Round Valley Reservoir 1371 Comment
  JEPS102769  Glyceria borealis Lowell Ahart 2001-8-28 9189 Plumas Strand of Lake Almanor, west of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile NE of Chester. 1371 Comment
  CHSC97537  Glyceria elata Lowell Ahart; John Dittes, Josephine Guardino 2007-8-10 14458 Plumas West of a small stream and meadow, about 10 yards south of Beckwourth Gensee Road, there is a small quarry east of a poor road, the meadow and stream, about 2 miles (air) north of the north end of Lake Davis. 1761 Comment
  JEPS113810  Glyceria elata Lowell Ahart, John Dittes, Josephine Guardino 2007-8-10 14458 Plumas West of a small stream and meadow, about 10 yards south of Beckwourth Gensee Road, there is a small quarry east of a poor road, the meadow and stream, about 2 miles (air) north of the north end of Lake Davis 1761 Comment
  UCD66838  Glyceria elata John Thomas Howell 1926-7-30 2153 Plumas Near Prattville. 1463 Comment
  RSA60241  Gnaphalium palustre E. K. Balls 1950-9-2 15633 Plumas Nye Meadows, west slope of Mt. Ingalls, north of Grizzly Valley 2256 Comment
  JEPS113895  Grindelia squarrosa var. serrulata L. P. Janeway and B. Castro 2007-8-18 9205 Plumas Northern High Sierra Nevada; Along Hwy 70 0.4 km E of La Porte Road, along the N edge of Thompson Valley about 1.6 km E of East Quincy. 1059 Comment
  CAS-BOT-BC189593  Hackelia John Thomas Howell; Gordon H. True 1967-7-11 43354 Plumas SE slope of Mount Hough 2042 Comment
  RSA235924  Hackelia amethystina J. L. Gentry Jr., David Vierig 1968-6-20 2072 Plumas Mt. Hough, 7.9 miles northeast of Quincy on Mt. Hough-Crystal Lake Road 1707 Comment
  JEPS115790  Hackelia californica Lowell Ahart, John Dittes, Josephine Guardino 2009-6-15 15906 Plumas About 100 yards west of Lake Almanor Dam 1421 Comment
  RSA8555  Hackelia californica Elmer I. Applegate 1929-6-22 5820 Plumas Near Lee s Camp, Warner Valley, Mt. Lassen region. Comment
  CHSC88006  Hackelia micrantha Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11160 Plumas In a small meadow, on the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2139 Comment
  JEPS106040  Hackelia micrantha Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11160 Plumas In a small meadow, on the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy 2139 Comment
  UC1075689  Hackelia micrantha Robert J. Weatherby 1955-7-2 1576 Plumas creek below Bear Ridge (near Taylor Lake) 2072 Comment
  CDA14584  Hackelia nervosa G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-22 3068 Plumas headwaters of south Fork Feather River, 10.6 miles northeast of La Porte on La Porte-Quincy Road. 1889 Comment
  RSA189339  Hackelia nervosa L. S. Rose 1967-7-11 67163 Plumas Summit Mt. Hough. 2212 Comment
  CAS-BOT-BC508333  Hastingsia alba John Thomas Howell 1951-6-26 27533 Plumas Feather River Canyon, Sierra Nevada 853 Comment
  CAS-BOT-BC508340  Hastingsia alba Walter Knight; Irja Knight 1966-6-18 1292 Plumas Butterfly Valley, Sierra Nevada 1112 Comment
  CAS-BOT-BC307518  Hazardia whitneyi var. whitneyi John Thomas Howell 1926-7-27 2147 Plumas Near Prattville 1676 Comment
  CAS-BOT-BC305313  Helianthella John Thomas Howell 1961-6-21 36657 Plumas Greenville 1097 Comment
  CAS-BOT-BC314727  Helianthella californica var. californica W. Harnach; N. Harnach 1990-6-27 408 Plumas Ramelli Ranch (USFS) so of R/R 1499 Comment
  CAS-BOT-BC314726  Helianthella californica var. californica W. Harnach; N. Harnach 1990-6-19 397 Plumas Genessee Road 1584 Comment
  CHSC53149  Helianthella californica var. nevadensis L. P. Janeway 1989-6-20 3363 Plumas Plumas National Forest. East-facing flank of Crocker Mtn. 1905 Comment
  UCD130176  Helianthella californica var. nevadensis Albert Grigarick 2011-8-15 292 Plumas 5 miles W of Hwy 89N. From Gray Eagle Resort Road turn-off of Gold Lake Hwy., approx. 1/8 mile W from Graeagle Trail head to Hawley Falls. 1898 Comment
  CHSC46672  Helianthus bolanderi Vernon H. Oswald 1988-8-5 3628 Plumas Humbug Valley, 0.2 mi s of Soda Spring on the road to Yellow Creek Campground, ca. 13 mi (air) s of Chester. 1319 Comment
  CAS-BOT-BC305544  Helianthus bolanderi John Thomas Howell 1959-9-21 34828 Plumas Greenville 1088 Comment
  CHSC82467  Hemizonella minima Lowell Ahart; John Dittes, Josephine Guardino 2002-7-2 9819 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
  CAS-BOT-BC315021  Hemizonella minima Susan J. Bainbridge 1988-7-14 s.n. Plumas 0.7 miles south on Forest Service Road 24N08 from junction with County Road 111, Plumas National Forest Comment
  UC2016526  Hemizonella minima Richard Olmstead 1984-6-26 576 Plumas Roadside ca. 2 miles north of Engels Mine on Lights Creek Road. Comment
  SD6699  Hesperochiron californicus Mrs. R. M. Austin 1879-1 Plumas Big Meadows Comment
  SEINET10972524  Heterocodon rariflorum Edward K. Balls 1950-9-15 Balls 15829 Plumas 6 MI NW OF CHESTER, N FORK FEATHER R. 4600 Comment
  CAS-BOT-BC143608  Heteromeles arbutifolia Edward Pittman 1965-10-16 206 Plumas Between Bryant Ravine & Feather Falls 609 Comment
  JEPS113322  Heterotheca grandiflora L. P. Janeway 2006-10-1 8898 Plumas Northern High Sierra Nevada. Along Hwy 70 0.6 road km southwest of former Injun Jim Campground, and above North Fork Feather River. Comment
  CAS-BOT-BC312292  Heterotheca villosa var. minor John Thomas Howell 1951-6-27 27632 Plumas Jamison Creek, Sierra Nevada 1828 Comment
  CHSC36876  Heterotheca villosa var. minor M. S. Taylor; H. Swanson 1982-8-11 4970 Plumas Along n side of Jamison Creek Rd (507) on cliffs, ca. 1 mi w of Plumas-Eureka State Park, ca. 3 mi sw of Johnsville. 1798 Comment
  SD8411  Heuchera micrantha Mrs. R. M. Austin 1879-1 Plumas Big Meadows Comment
  CAS-BOT-BC424166  Heuchera micrantha var. erubescens John Thomas Howell; Gordon H. True 1969-6-23 45828 Plumas Middle Fork of Feather River at Nelson Point 1249 Comment
  CAS-BOT-BC424167  Heuchera micrantha var. erubescens John Thomas Howell 1951-6-28 27666 Plumas Jamison Creek 1584 Comment
  CHSC81406  Heuchera micrantha var. erubescens L. P. Janeway 1996-5-13 4967 Plumas Northern High Sierra Nevada. Soda Creek, between Road 25N22 and the creek, 500 m northwest of Hwy 70 and East Branch North Fork Feather River. 902 Comment
  RSA0066190  Heuchera rubescens var. alpicola R. C. Bacigalupi 1927-7-2 1687 Plumas About 0.25 mile below outlet of Long Lake along Grey Eagle Creek. 1829 Comment
  CDA5020  Hibiscus trionum J. Budaj 1965-8-17 Plumas Just east of Quincy. 0 Comment
  JEPS36661  Hieracium albiflorum W. L. Jepson 1939-7-29 19275 Plumas Spring Hill Trail Meadow Valley 1219 Comment
Read comments
Mar 30 2016
  RSA59694  Hieracium albiflorum E. K. Balls 1950-9-9 15764 Plumas 1.5 miles along trail from Lakes Center Public Campground to Long Lake outlet. 2073 Comment
  CHSC75906  Hieracium greenei G. F. Hrusa 1997-6-26 13873 Plumas Sierra Nevada. 1/2 mi. NE of intersection of Hwy 70 and Rattlesnake Creek Rd (to N; USFS 508)/and Sloat Rd. (to S). [Original lat./long. on label is '39 53 N; 120 42 W']. 1450 Comment
  CAS-BOT-BC316036  Hieracium scouleri John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54211 Plumas About 5 miles southeast of Mt. Hough on the road to Quincy, Sierra Nevada 1584 Comment
  CHSC57086  Hippuris vulgaris L. P. Janeway; Garrett Gibson 1991-7-21 4082 Plumas Grizzly Creek at Oldhouse Creek confluence. Plumas National Forest Beckwourth Ranger District. Westside Compartment. 1764 Comment
  CAS-BOT-BC289228  Holcus lanatus Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1685 Plumas Sweetwater Meadow, Butterfly Botanical Area and Vicinity 1127 Comment
  JEPS26683  Holodiscus discolor P. C. Hutchison 1961-6-9 2116 Plumas 2 miles south of Rich Bar; Feather River, US Alt. 40; canyon of the north fork of the Feather River along highway US Alt. 40, on serpentine cliff above road, at bridge, 2 miles south of (below) Rich Barr. Comment
  CHSC117010  Holodiscus discolor var. discolor Lowell Ahart 2016-6-29 21067 Plumas Top and southeast side of Table Mountain, about 2 miles (air) northwest of Little Grass Valley Reservoir Dam. 1857 Comment
  CAS-BOT-BC284645  Hordeum brachyantherum subsp. brachyantherum M. S. Taylor 1982-6-28 4768 Plumas On n side of Feather River, ca. 1/4 mi w of Calpine Rd (109), Ramelli Ranch, ca. 1 mi w of Beckwourth 1487 Comment
  CHSC44571  Hordeum brachyantherum subsp. brachyantherum Lowell Ahart 1977-8-8 1545 Plumas On a dam, in the meadow east of the lake, in Onion Valley, about 1 mile north-west of Pilot Peak, about 15 miles north-east of La Porte. 1828 Comment
  CHSC75570  Hordeum brachyantherum subsp. brachyantherum G. F. Hrusa; B. Smith, T. D. Wilfred 1996-7-16 13269 Plumas Sierra Nevada. Plumas National Forest. Adjacent to Bull Run Creek off USFS 23N12E. [Original lat./long. on label is '39 54 N; 120 38 W']. 1950 Comment
  UC1024784  Hordeum brachyantherum subsp. brachyantherum Leo Whitney 1934-8-8 2239 Plumas ca. 9 mi NW of Portola (Freeman Creek, NW end of Big Grizzley Valley); Plumas National Forest 1828 Comment
  CDA32410  Hordeum jubatum L. Ahart 2001-8-29 9253 Plumas On the west side of Little Last Chance Creek, on the strand of Frenchman Lake. Comment
  CDA43037  Hordeum murinum subsp. leporinum Willo Vieira 2014-7-28 PDR# 320 P06131690 Plumas South Mill Creek Road, Quincy. 0 Comment
  CDA12147  Horkelia fusca subsp. parviflora G. F. Hrusa, J. Dinsdale 1989-6-27 7220 Plumas Sierra Nevada; North shore of Bucks Lake. Comment
  CHSC35281  Horkelia fusca subsp. parviflora M. S. Taylor; M. Foster 1981-6-10 3887 Plumas In Red Clover Valley, Overland Inc. Ranches, ca. 3/4 mi n of Genessee-Beckwourth Rd, ca. 11 air mi nw of Beckwourth. 1676 Comment
  CHSC48851  Horkelia fusca subsp. tenella Vernon Oswald 1984-7-12 1573 Plumas S side of Lotts Lake. 1975 Comment
  UC711916  Horkelia fusca subsp. tenella Roxana S. Ferris and Laura Lorraine 1941-8-9 10423 Plumas near village; Lake Almanor Public Camp Comment
  CAS-BOT-BC143432  Horkelia fusca var. parviflora John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54170 Plumas Long Valley at road to Maxwell Mine 1633 Comment
  CHSC102744  Horkelia fusca var. parviflora Lowell Ahart; John Dittes, Josephine Guardino 2009-7-22 16145 Plumas On the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Alamanor Dam. 1606 Comment
  JEPS113759  Horkelia fusca var. parviflora Lowell Ahart, Josephine Guardino 2007-7-20 14343 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis 1763 Comment
  CAS-BOT-BC537871  Horkelia fusca var. parviflora Anna Head 1921-8-15 s. n. Plumas Feather River Region: Lake Center Camp Comment
  RSA113223  Horkelia tridentata subsp. flavescens E. K. Balls, Lee W. Lenz 1955-5-14 20709 Plumas 1.5 mi. n. of Greenville along road to Lake Almanor, Hwy. 89. 1128 Comment
  SEINET6768103  Horkelia tridentata subsp. flavescens P. A. Lehenbauer 1937-5-30 s.n. Plumas Sierra Nevada; Reno-Feather River Hwy, 60 miles from Reno, Layman Camp, along river. Comment
  SEINET6768111  Horkelia tridentata subsp. flavescens Vetter 1955-5-14 s.n. Plumas Sierra Nevada; 15 miles W of Quincy, off Feather River Highway. 1219 Comment
  CAS-BOT-BC536280  Horkelia tridentata var. tridentata Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-6-12 2089 Plumas Pond Reservoir, Butterfly Botanical Area and Vicinity 1097 Comment
  CAS-BOT-BC201085  Hosackia crassifolia Alice Eastwood 1927-6-17 14658 Plumas Long Valley, United States Forest Reserve Comment
  UCD106127  Hosackia oblongifolia A. A. Heller; P. B. Kennedy 1907-7-15 8854 Plumas Near mouth of Little Grizzly creek below Genessee. Comment
  CHSC43399  Hosackia oblongifolia var. oblongifolia Lowell Ahart 1976-7-7 1158 Plumas Near the edge of Cold Water Creek, about 1/2 mile south of Arkansas Ravine, about 4 miles south of Grizzly Mountain, about 6 miles south of Bucks Lake. 1524 Comment
  CDA13408  Hydrophyllum occidentale G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13257 Plumas Sierra Nevada; Near headwaters of Bull Run Creek off USFS 23N12E. Comment
  CAS-BOT-BC400949  Hypericum anagalloides Lowell Ahart 1985-7-11 5128 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
  SD130455  Hypericum anagalloides Walter Knight, Irja Knight, John Thomas Howell 1966-7-28 1641 Plumas Area north of Pond Reservoir Comment
  UCD107450  Hypericum anagalloides Tim Kuhn 2006-6-30 22 Plumas north of Lake Davis at Old House Meadow. Comment
  SEINET11990948  Hypericum anagalloides W. Knight, Knight, I. 1983-1 4909 Plumas 4 mi from Chester on road to Drakesbad Comment
  RSA59760  Hypericum androsaemum E. K. Balls 1950-9-14 15808 Plumas 6 miles northwest of Chester, North Fork Feather River Comment
  JEPS88550  Hypericum formosum var. scouleri Vernon H. Oswald and Lowell Ahart 1996-7-15 8042 Plumas ca. 1.4 mi. s. of Last Chance Campground (e. side of Last Chance Marsh at n. end of Lake Almanor, extending e. from rd. 29N11); High Cascade Range 1371 Comment
  JEPS28634  Hypericum formosum var. scouleri George W. Gillett 1957-7-18 825 Plumas w. bank of main inlet to Willow Lake (n. end of Willow Lake Meadow); Lassen Volcanic Nat'l Park, , Willow Lake Meadow 1661 Comment
  CAS-BOT-BC401435  Hypericum scouleri David D. Keck 1932-7-3 1672 Plumas Quincy, in the Northern Sierra Nevada. Along the road to Lake Almanor 1065 Comment
  CHSC118703  Hypochaeris glabra Wendy L. Boes; Jim Battagin 2015-5-12 2015007 A Plumas Plumas National Forest. Location between Forest Service Road 25N18Y and Caribou Road, south of Northfork Campground. UTM 652180 E, 4433328 N, NAD83 Zone 10N. 792 Comment
  CAS-BOT-BC88629  Idahoa scapigera Helen MacGavin 1974-1-1 s.n. Plumas Sierra Nevada. Portola. Comment
  CAS-BOT-BC88639  Idahoa scapigera John Thomas Howell 1975-6-16 51162 Plumas Sierra Nevada. 2 miles northwest of Spring Garden. 1173 Comment
  CHSC35922  Idahoa scapigera M. S. Taylor 1982-5-17 4462 Plumas N side of 22N55, near its jct with 22N54 and 22N88, ca. 2 mi se of Portola. 1706 Comment
  CHSC33596  Ipomopsis aggregata subsp. formosissima M. S. Taylor; M. Foster 1981-6-15 3899 Plumas S side of Bucks Lake Rd, ca. 50 ft e of its jct with 24N29 (rd to Deanes Valley), ca. 2 mi ne of Meadow Valley. 1158 Comment
  POM181060  Ipomopsis aggregata subsp. formosissima A. A. Heller, P. B. Kennedy 1907-7-13 8831 Plumas between Taylorville and Little Grizzly creek Comment
  UC971759  Ipomopsis minutiflora Milo S. Baker 1925-6-25 8098 Plumas Mt. Lassen Hwy 1828 Comment
  CAS-BOT-BC135728  Iris hartwegii Walter Knight; Irja Knight 1966-6-18 1279 Plumas Butterfly Valley - Sierra Nevada 1143 Comment
  CAS-BOT-BC135731  Iris hartwegii Lewis S. Rose 1963-6-3 63119 Plumas Butterfly Valley, 2 mi. SW of Keddie 1188 Comment
  CAS-BOT-BC123367  Iris hartwegii subsp. pinetorum Alice Eastwood 1927-6-11 14454 Plumas Forest Lodge, near Greenville Comment
  SEINET8756767  Iris missouriensis W. Harnach, N. Harnach 1989-5-12 077 Plumas Sierra Valley 1/4 mile west of steel bridge (Marble lane) 1489 Comment
  CAS-BOT-BC123366  Iris pinetorum Alice Eastwood 1927-6-11 14454 Plumas Forest Lodge near Greenville Comment
  RSA135900  Iris tenuissima subsp. purdyiformis Lee W. Lenz 1954-5-8 19134 Plumas Camp Rogers [Rodgers] 762 Comment
  RSA136531  Iris tenuissima subsp. purdyiformis Lee W. Lenz, E. K. Balls 1955-5-13 20699 Plumas Between Tobin and Camp Rogers [Rodgers] along U.S. Highway 40 [70] [along north fork Feather River] 610 Comment
  UC1026367  Isopyrum stipitatum W. I. Follett and Evelyn B. Follett 1952-5-30 Plumas Rich Gulch 1173 Comment
  CAS-BOT-BC137404  Ivesia aperta M. S. Taylor 1982-6-28 4775 Plumas Ramelli Ranch on s side of Feather RIver ca. 1/4 mi w of Calpine Rd (109), ca. 1 mi w of Beckwourth 1487 Comment
  SJSU13926  Ivesia baileyi N. A. Hopkins 1986-7-15 1362 .5 Plumas by rd below Frenchmans Cr Reservoir Comment
  JEPS112781  Ivesia baileyi var. baileyi Dean Wm. Taylor, Glenn L. Clifton 1990-6-25 11172 Plumas Little Last Chance Creek downstream ca. 0.6 miles from Frenchman Flat Reservoir 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-BC139768  Ivesia gordonii Mrs. E. C. Sutliffe 1918-7-1 s.n. Plumas Hawley Lake Comment
  RSA516513  Ivesia sericoleuca W. L. Jepson 1939-8-16 19432 Plumas Portola. Comment
  CHSC94991  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 of Strawberry Valley. 1281 Comment
  SJSU13952  Juncus balticus subsp. ater N. A. Hopkins 1985-7-26 1298 Plumas Marble Hot Springs Rd neare Marble Hot Springs, Sierra Valley 1524 Comment
  UC1101036  Juncus bufonius Malcolm A. Nobs and S. Galen Smith 1949-8-18 1384 Plumas just s Chester (Last Chances Marshes at n end of Lake Almanor); Lake Almanor, Last Chances Marshes Comment
  CHSC81638  Juncus bufonius var. bufonius Lowell Ahart 2001-10-8 9305 Plumas On the sides of Boulder Creek, below the high water line of Antelope Lake, about 24 mies (air) northeast of Quincy. 1522 Comment
  JEPS114369  Juncus bufonius var. bufonius Lowell Ahart 2008-7-9 15064 Plumas Edges of a small pond, south of the road, about 1/2 mile northwest of the dam at Little Grass Valley Reservoir, about 4 miles (air) northwest of La Porte 1689 Comment
  JEPS104093  Juncus drummondii Lowell Ahart 2003-10-17 10640 Plumas North side of rocks, ca 100 yd n of Humboldt Peak, ca 1/2 mi e of Humboldt Summit, ca 8 mi (air) ne of Butte Meadows. 2148 Comment
  JEPS107921  Juncus dubius Lowell Ahart, John Dittes 2005-9-19 12400 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
  SEINET13710065  Juncus ensifolius Lowell William Ahart, Lowell William Ahart 2001-1 9193 Plumas Lake Almanor, about 3/4 Mi. NE of Chester (T28N, R7E, sec 4, NE 1/4) 4500 Ft. 1372 Comment
  SEINET11787350  Juncus hemiendytus L. Ahart, Ahart, P. 1983-1 4195 Plumas ca 0.25 mi E of Feather Fork Mine, ca 5.5 mi N of La Porte 1800 Comment
  JEPS114801  Juncus howellii Lowell Ahart 2008-8-13 15188 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 1598 Comment
  JEPS113844  Juncus laccatus Lowell Ahart, John Dittes, Josephine Guardino 2007-8-10 14459 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
  RSA727519  Juncus laccatus L. Ahart, John Dittes, Josephine Guardino 2007-8-10 14459 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. 1762 Comment
  UCD141572  Juncus luciensis A. A. Heller; P. B. Kennedy 1907-7-3 8695 Plumas Red Clover valley. Comment
  RSA286270  Juncus macrandrus Robert F. Thorne 1974-7-30 44991 Plumas Plumas National Forest, Butterfly Valley Botanical Area. 1174 Comment
  SEINET10472453  Juncus macrandrus Mary Susan Taylor 1982-7-8 Taylor 4798 Plumas T23N R14E nw/se sec 27. Portola quad. S side of Feather River, ca. 1 mi sw of Beckwourth, on Ramelli Ranch, ca. 1/4 mi e of Calpine Rd (109). 4880 ft. 1487 Comment
  CHSC94980  Juncus nevadensis Lowell Ahart 2006-10-8 13420 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
  UC1026453  Juncus nevadensis John Thomas Howell 1951-6-28 27735 Plumas between Eureka Lake and Johnsville 1676 Comment
  CHSC110377  Juncus nevadensis var. nevadensis Lowell Ahart 2012-9-5 18440 Plumas On the east side of the South Fork of the Feather River, about 300 yards northeast of the County Road where it crosses the Soouth Fork of the Feather River, about 3/4 mile (air) southwest of Pilot Peak, about 8-1/2 miles (air) northeast of La Porte. 1882 Comment
  SD192838  Juncus nevadensis var. nevadensis Lowell Ahart 2008-9-10 15373 Plumas South edge of Onion Valley, ca. 0.75 mile northwest of Pilot Peak, ca. 0.5 mile east of the Ouincy La Porte Road, ca. 9.5 miles northeast of La Porte. 1915 Comment
  JEPS118348  Juncus occidentalis Lowell Ahart 2011-9-17 17667 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
  JEPS120756  Juncus occidentalis Lowell Ahart 2013-8-23 19020 Plumas East of Bird Creek, about 1/2 air mile west of Monitor Flat, about 3 air miles northwest of Pilot Peak, about 9 air miles northeast of La Porte. Comment
  JEPS116050  Juncus tenuis Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16209 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
  JEPS122237  Juncus tenuis Lowell Ahart 2014-9-9 19852 Plumas Below the high water line, on the west side of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. Comment
  RSA754871  Juncus tenuis L. Ahart, John Dittes 2009-9-7 16390 C Plumas Below the high water line of Lake Almanor, about 2000 feet NW of lake Almanor Dam. 1591 Comment
  CHSC53025  Juniperus occidentalis subsp. australis L. P. Janeway 1989-6-23 3389 Plumas Upper slope overlooking Crocker Mdw from the east. Beckwourth Ranger District. 1874 Comment
  CAS-BOT-BC58899  Kalmia microphylla subsp. microphylla V. Oswald; L. Ahart 1988-8-4 3671 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. 1676 Comment
  JEPS85636  Keckiella lemmonii W. L. Jepson 1939-7-31 19295 Plumas half-way between Meadow Valley and Buck's Valley (Spanish Peak, lower slopes); Spanish Peak 1524 Comment
  UCR3599  Keckiella lemmonii Wm. Horn Jr. 1963-8-4 630804- 01 Plumas Northern Sierra Nevada Mtns, Plumas National Forest. Meadow Valley, edge of Schnieder Creek Road, 1 mi south of Meadow Valley Creek 1250 Comment
  CDA11938  Kelloggia galioides G. F. Hrusa, J. Dinsdale 1989-6-27 7203 Plumas Sierra Nevada; NW end of Bucks Lake. Comment
  CHSC24264  Kelloggia galioides K. R. Stern 1975-7-23 Plumas W side of Lake Almanor. Comment
  CHSC84371  Kelloggia galioides Lowell Ahart 2003-9-7 10560 Plumas On the east side of the dirt road, about 50 yards southeast of the Pacific Crest Trail, on Bunker Hill Ridge, about 1 mile (air) southeast of Pilot Peak, about 9 miles (air) northeast of La Porte. 2038 Comment
  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
  POM161743  Kelloggia galioides R. C. Bacigalupi 1927-7-11 1698 Plumas Gold Lake region. 1890 Comment
  CAS-BOT-BC340354  Kyhosia bolanderi Lewis S. Rose 1932-9-6 32629 Plumas Wade Lake 1981 Comment
  CHSC62528  Kyhosia bolanderi B. Castro; L. P. Janeway 1987-7-17 142 Plumas Ca 6 mi W of Clio via Hwy 70/89, off USFS Rd 22N98 at a spring site. 1584 Comment
  JEPS40362  Kyhosia bolanderi John Thomas Howell 1926-7-31 Plumas near Prattville 1463 Comment
  CAS-BOT-BC341575  Lagophylla ramosissima John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54301 Plumas East side of Indian Valley just north of Taylorsville 1112 Comment
  SEINET5327278  Lathyrus lanszwertii P. A. Lehenbauer 1925-5-31 1789 Plumas Clover Valley, Plumas National Forest Comment
  SEINET5327297  Lathyrus lanszwertii var. brownii W. Harnach, N. Harnach 1990-5-12 296 Plumas Sierra Valley, S side of Correco Canyon rd. 1615 Comment
  OBI13236  Lathyrus sulphureus Lewis S. Rose 1967-6-12 67116 Plumas Butterfly Valley, ca 3 mi W of Keddie 1219 Comment
  UC931698  Lathyrus sulphureus C. L. Hitchcock 1950-5-28 19229 Plumas 5 mi sw Greenville (on road to Quincy) Comment
  CAS-BOT-BC527249  Lemna John Thomas Howell 1961-9-23 36854 Plumas Indian Valley, Sierra Nevada 1082 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
  UC1101283  Lemna minuscula Malcolm A. Nobs, S. Galen Smith 1949-8-19 1421 Plumas 2 mi s of Greenville (Indian Valley); Indian Valley Comment
  CAS-BOT-BC527312  Lemna trisulca Herbert L. Mason 1955-7-30 14638 Plumas Near Chester Comment
  UC1028648  Lemna turionifera Robert J. Weatherby 1950-7-28 1486 Plumas Bridge over Indian Creek, Road to Taylorsville Indian Creek 1066 Comment
  CHSC43449  Lepidium campestre Lowell Ahart 1974-8-9 599 Plumas Along the edge of the road, near Catrell Creek, about 4 miles east of Cold Water Creek. 1524 Comment
  JEPS106016  Lepidium campestre Lowell Ahart, Josephine Guardino 2004-5-24 10949 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
  CAS-BOT-BC88836  Lepidium campestre John Thomas Howell; Gordon H. True 1967-6-11 42581 Plumas Sierra Nevada. Meadow at Quincy. 1036 Comment
  SEINET11280622  Lepidium perfoliatum W. Harnach, N. Harnach 2004-4-24 1159 Plumas Sierra Valley, Maddelena Ranch of Feather River Land Trust, to the W of the corrals, on County Road A-24, 1.7 miles S of Hwy 70. 1484 Comment
  UC569998  Lepidium perfoliatum E. Sawyer 1935-6-10 86 Plumas 2.5 mi ssw Sugarloaf; Sierraville Quad. 1493 Comment
  CAS-BOT-BC12990  Lepidium virginicum John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54230 Plumas Sierra Nevada. About 4 miles southeast of Mount Hough on the road to Quincy. 1645 Comment
  CHSC90937  Lepidium virginicum var. pubescens Lowell Ahart; Richard Rabeler, Lawrence Janeway, Linnea Hanson 2005-4-20 11752 Plumas On the south side of Highway 70, about 200 yards southwest of Grizzly Creek, about 1 1/2 miles northeast of the Arch Rock Shady Rest Area. 484 Comment
  CHSC76061  Leptosiphon ciliatus G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-24 3252 Plumas 2.5 miles southeast of Mt Hough summit, 0.4 mile northwest of China Grade Road (to Taylorsville). 1798 Comment
  CHSC97189  Leptosiphon ciliatus Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 13999 Plumas East side of an open rocky flat, 60 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  CHSC33611  Lesquerella occidentalis subsp. occidentalis M. S. Taylor 1981-6-17 3916 Plumas Top of Mt Ingalls, ca. 7 air mi se of Genesee. Around look out. 2551 Comment
  SEINET4691057 Image available Leucanthemum vulgare David D. Keck 1932-7-4 1622 Plumas Northern Sierra Nevada; Quincy, along road to Lake Almanor 1065 Comment
  UCD132706  Leucanthemum vulgare Beecher Crampton 1970-6-25 8630 Plumas Quincy. 1043 Comment
  UCD134124  Leucanthemum vulgare Robbins; Raynor 1943-6-1 s.n. Plumas Quincy. Comment
  CAS-BOT-BC205707  Leucocrinum montanum James R. Shevock 1985-5-19 11173 Plumas Northern Sierra Nevada. Plumas National Forest, along forest road 26N70 at Red Clover Valley, and 3.3 miles south of junction with road 28N01 1800 Comment
  SEINET4566953 Image available Leucocrinum montanum James R. Shevock 1985-5-19 11173 Plumas Northern Sierra Nevada. Plumas National Forest, along road 26N70 at Red Clover Valley, and 3.3 miles south of junction with road 28N01. 1800 Comment
  SD7776  Leucothoe davisiae Mrs. R. M. Austin 1877-1 Plumas Spanish Peak. Comment
  CHSC96366  Lewisia cantelovii George Hartwell 2006-9-21 Plumas Northern High Sierra Nevada. Plumas National Fore ... Field redacted by CHSC, contact the data manager for more information 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
  CHSC101860  Lewisia nevadensis Lowell Ahart; John Dittes, Josephine Guardino 2009-6-15 15894 Plumas About 200 yards northwest of Lake Almanor Dam, in mined over area. 1421 Comment
  HSC93591  Lewisia nevadensis G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-22 3063 Plumas Headwaters of S Fork of Feather River, 10.6 mi. NE of La Porte on La Porte-Quincy Rd. 1890 Comment
  CHSC91614  Lewisia triphylla G. Douglas Barbe; T. C. Fuller 1982-7-16 3757 Plumas Sierra Nevada. Lava cap ridge 1.5 miles west of Wheeler Peak and 1 mile south of Beardsley Mine on forest road 3.8 mile south of Green Flat, Plumas National Forest. 1981 Comment
  CAS-BOT-BC283805  Leymus cinereus John Thomas Howell 1955-7-19 30796 Plumas Vinton 1505 Comment
  CAS-BOT-BC283810  Leymus cinereus C. R. Ball 1932-7-24 699 Plumas Humbug House, Humbug Road. 9 miles SW of Lake Almanor and 20 miles NE of Chaparral Comment
  RSA88107  Leymus cinereus J. T. Howell 1951-8-21 28237 Plumas Near Clio; Sierra Nevada Comment
  SEINET204033 Image available Leymus cinereus F. J. Herman 1955-7-27 11945 Plumas Along highway Comment
  UCD86626  Leymus triticoides A. A. Beetle 1941-6-28 2793 Plumas 5 miles W of Chester. 1524 Comment
  JEPS14101  Ligusticum californicum W. L. Jepson 1939-8-8 19359 Plumas Quincy 1051 Comment
  CAS-BOT-BC436050  Ligusticum grayi George W. Gillett 1957-7-17 789 Plumas Lassen Volcanic National Park, gully running into the stream running from Little Willow Lake to Willow Lake 1767 Comment
  CHSC118836  Ligusticum grayi Wendy L. Boes 2015-6-26 2015026 C Plumas Plumas National Forest. Located near Moonlight Valley, south of Forest Service road 28N30C, northwest of 27N72. UTM 688052 E, 4451991 N, NAD83 Zone 10N. 1825 Comment
  UCD139756  Lilium washingtonianum Gerald Dickinson 1963-7-1 61 Plumas State Highway 89, 7 miles northwest of Canyon Dam. 1097 Comment
  SEINET8729337 Image available Linanthus filipes Helen K. Sharsmith 1955-1 4520 Plumas East Branch of North Fork of Feather River, near Virgilia. Comment
  UC164544  Linanthus filipes H. M. Hall Jun 1912 Plumas near Alderson's; Yosemite National Park Comment
  UC485789  Linanthus harknessii H. F. Copeland 1932-8-24 Plumas Drakesbad 1828 Comment
  SEINET14349128  Linanthus pungens W. Harnach, N. Harnach 1989-6-29 208 Plumas Beckwourth Pass on the N side of hwy 70 1539 Comment
  CHSC114368  Linaria dalmatica D. B. Joley 1976-6-9 1 Plumas Hwy 89, ca. 7 miles east of Canyon Dam. Comment
  JEPS115521  Lindernia dubia var. anagallidea Lowell Ahart, John Dittes 2009-9-7 16403 Plumas On damp bare soil, below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam 1591 Comment
  JEPS12689  Linnaea borealis var. longiflora Duncan Dunning 1922-7-13 Plumas 4 mi nw Quincy (Snake Lake); , nw of Quincy Comment
  CHSC21322  Listera convallarioides F. T. Griggs; A. Pass 1975-7-31 280 Plumas Three Lakes. Comment
  CHSC46665  Listera convallarioides Lowell Ahart 1989-7-7 6372 Plumas On the south side of Bunker Hill Creek, east of the forks on Bunker Hill Creek, about 1 mile north-east of the Bunker Hill Mine, about 12 miles north-east of La Porte. 1706 Comment
  CHSC62611  Listera convallarioides B. Castro; R. A. Schlising 1987-7-21 165 Plumas Ca 6 mi E of Graegle and 6 mi W of Clio via Hwy 70/89, off USFS Rd 22N98 at lower edge of a spring on unnamed E-trending tributary to Mohawk Ck. 1600 Comment
  CHSC99803  Listera convallarioides Lowell Ahart 2008-7-16 15091 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
  JEPS116105  Listera convallarioides Lowell Ahart, John Dittes 2009-7-28 16196 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
  SEINET10529564  Listera convallarioides John G. Lemmon Lemmon s.n. Plumas Comment
  CHSC21797  Lithocarpus densiflorus F. T. Griggs 1975-8-1 409 Plumas Bucks Lake Forest Service Survey. Comment
  SD8412  Lithophragma bolanderi Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  CAS-BOT-BC432299  Lithophragma campanulatum Alice Eastwood 1927-6-12 14524 Plumas Forest Lodge Greenville, United States Forest Reserve Comment
  UC570247  Lithophragma glabrum E. Sawyer 1935-5-23 35 Plumas 1 1/2 mi ssw Kerby; Sierraville Quadrangle Comment
  CAS-BOT-BC428429  Lithophragma tenellum John Thomas Howell 1951-6-27 s.n. Plumas Jamison Creek 1828 Comment
  SD6718  Lithospermum ruderale Mrs. R. M. Austin 1879-1 Plumas Big Meadows Comment
  CHSC56512  Lomatium bicolor Steven Triano 1988-4-17 52 Plumas Ca 60 ft s of Hwy. 89 and 0.3 mi w of Almanor. 1386 Comment
  SEINET7880166 Image available Lomatium plummerae E. Sawyer 1935-1 9 Plumas 3 1/2 miles ESE of Beckwith Sec. 13 T.22N., R.14E. Comment
  CAS-BOT-BC243907  Lonicera involucrata var. involucrata Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Blaisden Comment
  CAS-BOT-BC243911  Lonicera involucrata var. involucrata Anna Head 1920-6-30 s.n. Plumas Lake Center Camp, Feather River Region 1920 Comment
  CHSC43341  Lonicera involucrata var. involucrata Lowell Ahart 1975-7-2 836 Plumas Along Lost Creek, about 6 miles north of the Sly Creek Dam. 914 Comment
  SDSU4309  Lotus micranthus R. M. Beauchamp 1965-4-17 Plumas 1/2 mile north of Chester. Comment
  UC862209  Lotus purshianus var. purshianus A. A. Heller 1938-7-2 15242 Plumas near Grays Flat (along the Feather River Highway) 868 Comment
  UC726772  Lupinus A. A. Heller 1938-6-14 15161 Plumas on the Feather River Highway near Gray's Flat; near Gray's Flat on the Feather River Highway 868 Comment
  SEINET10544027  Lupinus albicaulis subsp. wolfianus Douglas G. LeDoux, Patricia L. Kenney; Katherine L. Morris 1973-6-5 LeDoux 1081 Plumas On n edge of greenville on hwy 89 Comment
  CHSC52415  Lupinus albicaulis var. shastensis L. P. Janeway 1990-6-26 3724 Plumas Plumas National Forest. Ridge between Pine Creek and Squirrel Cr, ca 1.1 air mi N of Greenhorn Cr and ca 1.8 air mi NE of Hwy 70/89; vicinity of Spring Garden. 1524 Comment
  SEINET5766874 Image available Lupinus albicaulis var. shastensis A. A. Heller, B. B. Kennedy 1907-1 8862 Plumas Genessee Valley near Genessee Comment
  UC1129255  Lupinus albicaulis var. shastensis E. Sawyer 1935-6-17 118 Plumas 5 mi sse Crow; Sierraville Quad., sse of Crow Comment
  CHSC76131  Lupinus albifrons var. albifrons G. F. Hrusa; T. D. Wilfred 1996-8-23 13528 Plumas Sierra Nevada. Shrub alongside USFS 23N51, E side of upper Long Valley Creek above its confluence with Bull Run Creek. 1.5 mi E of Lava Peak, and 2.5 mi. NE of Cromwell townsite. [Original lat./long. on label is '39 53 N; 120 40 W']. 1650 Comment
  CAS-BOT-BC8516  Lupinus angustiflorus Mrs. E. C. Van Dyke 1931-6-13 s.n. Plumas Kelly Camp, Mt. Lassen National Park Comment
  JEPS85921  Lupinus angustiflorus L. P. Janeway 1990-7-12 3795 B Plumas along top of Eureka Ridge ca 0.5 mi s of the head, Beckwourth Ranger District Bear Creek; Plumas National Forest, Johnsville Quad., Bear Creek 2103 Comment
  CHSC21662  Lupinus apertus Brink; Mayer 1975-7-11 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC87630  Lupinus apertus Lowell Ahart; Josephine Guardino 2004-5-24 10944 Plumas About 300 yards south of a good dirt forest road, about 1/2 mile west of Squirrel Creek, about 1/10 mile north of the railroad, Greenhorn Creek, and Highway 70, about 7 miles (air) southeast of Quincy. 1204 Comment
  CHSC41185  Lupinus arbustus J. D. Jokerst 1984-6-13 2047 A Plumas South of Grizzly Creek, ca 30 M north of spur 'C' of USFS road 26N08. Ca 2 air miles east of Peacock Point. 1432 Comment
  JEPS121740  Lupinus arbustus B. Castro and L. P. Janeway 2008-6-6 1736 Plumas Northern High Sierra Nevada. Upper watershed of Thompson Valley, ~ 1.5 mi NW of the mouth of McReynolds Creek at Red Clover Creek. Along USFS Rd 25N05 (Squaw Valley Rd) just E of its jcn with small dirt rd to lower Thompson Valley. Comment
  JEPS65305  Lupinus arbustus W. L. Jepson 1910-6-5 4062 Plumas Warner Valley 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
  CHSC112062  Lupinus breweri var. breweri L. P. Janeway 2014-7-15 11527 Plumas Northern High Sierra Nevada. Plumas National Forest; Happy Valley, about 6.4 air-km northeast of Cromberg; 0.5 km north of Long Valley Creek, in the middle of Happy Valley. 1754 Comment
  CHSC60093  Lupinus breweri var. breweri L. P. Janeway 1990-7-18 3801 Plumas Plumas National Forest. Ca 1/4 mi N of Grizzly Cr and between Lovejoy Cr and Blakeless Cr. 1783 Comment
  RSA109813  Lupinus breweri var. breweri E. K. Balls, Lee W. Lenz, B. K. Balls 1956-6-20 21845 Plumas 5 mi. se. of Graeagle along Staate Hwy. 89, Quincy to Sierraville. 1433 Comment
  SEINET10903406  Lupinus breweri var. breweri Mary Susan Taylor 1982-4-1 Taylor 4578 Plumas T26n r9e se1/4sw1/4 sec 6. Almanor ne quad. Corolla blue lopenings of mixed Coniferous forest, on n edge of spur rd (27n39) off 26n18, long valley mine Area, ca. 4 Mi. W of greenville. 5000 Ft. With arctostaphylos nevadensis, Senecil integerrimus. Comment
  UCD169237  Lupinus confertus S. L. Welsh; N. D. Atwood 2001-6-13 28131 Plumas Red Clover Valley, ca 12 miles north of Beckwourth. 1678 Comment
  SEINET10870977  Lupinus confertus Robert F. Thorne, C. W. Tilforth 1969-9-6 Thorne 39226 Plumas Just S of Beckwourth and S of the Feather river on Co. Hwy A24. 1356 Comment
  CAS-BOT-BC215362  Lupinus dalesiae M. S. Taylor 1982-5-26 4533 Plumas Both side of Fell Creek Road (23N22), 4.0 miles W of Lee Summit, ca. 2 air miles NW of Sloat 1341 Comment
  CAS-BOT-BC215391  Lupinus dalesiae M. S. Taylor 1982-6-2 4595 Plumas S side of 23N11, 0.5 mile E of its junction with 23N48, ca. 5 air mile N of Mohawk 1676 Comment
  CDA14136  Lupinus dalesiae G. F. Hrusa 1997-5-3 13826 Plumas Sierra Nevada; E side of Rattlesnake Creek, immed. S of Hwy 70 approx. 15 mi. E of Quincy. Comment
  CHSC35906  Lupinus dalesiae M. S. Taylor 1982-6-23 4718 Plumas S side of Peoria Creek Rd (23N10), 0.2 mi ne of Oliver Creek, ca. 5 mi sw of Sloat. 1615 Comment
  CHSC35908  Lupinus dalesiae M. S. Taylor 1982-6-17 4701 Plumas N side of 23N09.1- Eureka Ridge Rd, 0.2-0.3 mi w of its jct with Popular Creek Rd (23N08), s of Sloat. 1402 Comment
  CHSC36200  Lupinus dalesiae M. S. Taylor 1982-7-21 4900 Plumas W side of the Hogback, Hottentot Creek drainage, along and downslope of Quincy-LaPorte Hwy (511), 2.3 mi n of its jct with Ceghorn Bar Rd, ca. 10 air mi ne of LaPorte. 1950 Comment
  CHSC98991  Lupinus dalesiae Lowell Ahart 2008-6-5 14810 Plumas Steep west bank of the South Fork of the Feather River, about 1/8 mile southwest of the Feather Fork Mine, about 1 1/3 miles northeast of Little Grass Valley Reservoir. 1645 Comment
  JEPS111229  Lupinus dalesiae Steve Matson 2005-5-28 1246 a Plumas East of Twain ca. one mile on Forest Service rd., south side of Feather River; next to road on south side road cut. 40.0174 N 121.0594 W. Elevation 3,100 ft. 944 Comment
  UC1502139  Lupinus dalesiae M. S. Taylor 1982-5-25 4530 Plumas w side of Peoria Creek Rd (23N10) 13.5 mi sw of its jct with Poplar Creek just s Sloat; Blue Nose Mt. Quad. 1463 Comment
  SEINET10452059  Lupinus dalesiae Mary Susan Taylor 1982-6-21 Taylor 4709 Plumas T23N R11E sw/nw sec 19. Blue Nose Mt quad. Above small creek, ca. 100 ft n of Eureka Ridge Rd (23N09.1), ca. 0.5 air mi nw of White Cap, ca. 3 air mi sw of Sloat. 5800 ft. 1768 Comment
  SEINET10485204  Lupinus dalesiae Taylor 1982-5-27 Taylor 4555 Plumas Disturbed roadside in cobbly phyllite with thin pine duff, on the south side of Bucks lake-spanish creek rd. 4.5 Mi southwest of its jct with hwy 70 in quincy. With lathyrus nevadensis, delphinium depauperatum. Bucks lake northeast quad. 1097 Comment
  SEINET10485207  Lupinus dalesiae Taylor 1982-5-27 Taylor 4550 Plumas Bucks lake quad. Corolla yellow. East side of dean 'S valley rd (24n29), .4-.5 mi south of its jct with bucks lake rd, ca. 1 Mi ne Of meadow valley. With smilacina racemosa, collinisia parviflora. 1158 Comment
  SEINET10841217  Lupinus dalesiae Mary Susan Taylor 1982-6-23 Taylor 4719 Plumas T23N R10E ne/nw sec 14. Blue Nose Mt quad. S side of 23N43Y, 2.4 mi w of its jct with Peoria Cr Rd (23N10), ca. 1 mi s of English Bar, ca. 6 mi sw of Sloat. 4600 ft. 1402 Comment
  UC338163  Lupinus grayi unknown Plumas Indian Valley Comment
  UC338273  Lupinus grayi unknown 1889-5-26 Plumas Mohawk Valley Comment
  SEINET10483998  Lupinus grayi Mary Susan Taylor 1981-5-10 Taylor 3662 Plumas T25N R11E ne sec 12. Greenville SE quad. N side of Genesee Valley Rd, ca. 4 mi W of Genesee. Oak-Pine Forest; 3600 ft. Dry soils in partial shade. 1097 Comment
  SEINET10484001  Lupinus grayi Mary Susan Taylor 1982-5-26 Taylor 4534 Plumas T23N R10E nw/nw sec 12. Spring Garden quad. Both sides of Fells Creek Rd - 23N22, 4.0 mi w of Lee Summit, ca. 2 air mi sw of Sloat. 4400 ft. Mixed Coniferous Forest. 1341 Comment
  SEINET10490347  Lupinus grayi Mary Susan Taylor 1982-6-3 Taylor 4603 Plumas T23n r11e nw1.4ne1.4 sec 22. Johnsville quad. On serpentine cut bank, w side Of poplar creek rd (23n08), just s of bridge over poplar creek, 1 mi. S of Sloat. 1280 Comment
  SEINET10937187  Lupinus grayi Mary Susan Taylor, M. Foster 1981-6-3 Taylor 3833 A Plumas N side of Rd 23N11, ca. 3 mi S of Happy Valley, near head of Cogswell Ravine, ca. 2 air mi E of Cromberg on Hwy 70. 1768 Comment
  SEINET10450572  Lupinus latifolius J. D. Detzer, M. Sacks 1977-7-14 Detzer 22 Plumas Corolla blue to purple and white. Plants ca 11 dm tall. Abundant on dry Gravelly soil in open area at edge of montane coniferous forest, ca 3.5 km ne Of squaw pk., On e bank of unimproved usfs road. Sec 1, t25n, r14e. 1973 Comment
  CHSC913  Lupinus lepidus var. confertus V. Holt 1942-7-1 Plumas Na Wa Kwa. 1319 Comment
  UC1129513  Lupinus lepidus var. confertus C. G. Albertus 1935-7-20 218 Plumas 1 1/2 mi sw Lava Peak; Plumas National Forest, Downieville Quadrangle Comment
  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
  CHSC92284  Lupinus lepidus var. sellulus John Dittes 2005-6-23 1180 Plumas Northern High Sierra Nevada Range; near west shore of Lake Almanor; ca. 0.6 air-miles southeast of intersection of Hwy 36 and Hwy 89; just west of Hwy 89. 1376 Comment
  JEPS115214  Lupinus lepidus var. sellulus Lowell Ahart, John Dittes, Josephine Guardino 2009-7-22 16136 Plumas On the west side of Forest Service Road 27NO2K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam 1606 Comment
  UCD107963  Lupinus leucophyllus Dean Wm. Taylor 1974-10-1 5043 Plumas Wade Lake, Jamison Creek drainage, ca. 3 miles S of Plumas-Eureka State Park. 2000 Comment
  SBBG67021  Lupinus obtusilobus R. M. Austin -Apr-1877 Plumas American Valley Comment
  JEPS105989  Lupinus onustus Lowell Ahart, John Dittes, Josephine Guardino 2004-5-24 10952 Plumas On the east side of an old logging road, about 400 yards south of a good dirt forest road, about 1/8 mile north of the railroad, Greenhorn Creek, and Highway 70, about 3/4 mile west of Squirrel Creek, about 7 miles (air) southeast of Quincy 1230 Comment
  POM181932  Lupinus onustus J. G. Lemmon 1874-09 s.n. Plumas [No location information provided.] Comment
  CAS-BOT-BC323944  Lupinus onustus M. S. Taylor 1982-5-27 4542 Plumas Mostly W side of Dixie Canyon Rd (204), ca 2 mi N of its jct with Hwy 89 at Moccasin.. 1341 Comment
  CDA15402  Lupinus polyphyllus var. burkei G. F. Hrusa, T. D. Wilfred 1996-8-23 13530 Plumas Sierra Nevada; Upper Long Valley Creek below confluence with Bull Run Creek. Approx. 1 mi. E of Lava Peak, & 2 mi. NE of Cromwell townsite. Comment
  CHSC82980  Lupinus polyphyllus var. burkei L. P. Janeway; B. Castro 2002-8-11 7700 Plumas Northern High Sierra Nevada. Along both sides of Oroville-Quincy Hwy (and into adjacent meadow) 0.5 km west of Road 23N73Y; at head of Little Grizzly Creek. 1658 Comment
  CAS-BOT-BC329259  Lupinus sellulus M. S. Taylor 1982-7-14 4831 Plumas Near jct of 27N92 and 26N18 in Long Valley around creek, ca 4 air mi W of Greenville. 1676 Comment
  SEINET10452652  Lupinus sellulus Mary Susan Taylor, M. Foster 1981-6-3 Taylor 3852 Plumas T25N R14E sw sec 27, Crocker Mt quad. Jct of Beckwourth-Milford Rd and Squaw Valley Rd, in Squaw Valley, ca. 11 mi N of Beckwourth; elevation ca. 5600 ft. 1707 Comment
  CHSC108723  Luzula comosa var. comosa B. Castro; L. P. Janeway 2003-9-6 1450 A Plumas High Cascade Range. Along un-named lake split by the Caribou Wilderness Area boundary, ca 1.5 mi west of Hay Meadow. At NW corner of lake, a short way into forest ca 10-15 ft up from lake shore. 2058 Comment
  CHSC53721  Luzula comosa var. laxa L. P. Janeway 1989-7-11 3476 Plumas Plumas National Forest. Forest along SW side of Red Clover Valley; ca 0.3 mi SW of Beckwourth-Genesee Rd (rd 111) 11.5 mi from Beckwourth. Along border of creek. 1691 Comment
  CHSC32020  Luzula divaricata L. Ahart 1974-10-1 647 Plumas N of Pilot Peak on w part of Buzzards Roost Ridge, ca. 1 mi n of Onion Valley, ca. 10 mi n of La Porte. 1981 Comment
  SEINET260550  Luzula parviflora M. Cutler, J Cutler 1992-6-11 Plumas Plumas National Forest ; Approx 0.5 mi S of Quincy; Boyle Ravine 1097 Comment
  CAS-BOT-BC215684  Lycopus uniflorus Thomas H. Kearney 1944-8-14 122 Plumas Near Prattville, Lake Almanor Comment
  JEPS43081  Lysimachia nummularia David D. Keck Jul 3 1932-Jul 5 1932 1627 Plumas along Lake Almanor Road at city limits of Quincy 1066 Comment
  JEPS28642  Lysimachia thyrsiflora George W. Gillett 1957-7-18 839 Plumas Lassen Volcanic National Park, at n end of Willow Lake Willow Lake; Lassen Volcanic National Park, Willow Lake 1661 Comment
  CHSC100365  Lythrum portula Lowell Ahart 2008-9-10 15392 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
  CHSC113586  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. 1533 Comment
  CHSC84561  Lythrum portula John Dittes; Lowell Ahart 2003-8-8 2003 -97 Plumas Northern High Sierra Nevada; northern Sierra Valley, ca. 7.6 air-miles east by southeast of Portola, ca. 4.0 air-mile south by southeast of Beckwourth, ca. 2.0 air-mile east by northeast of intersection of Dyson Lane and Beckwourth-Calpine Road (A23), at edge of Dyson Lane. 1485 Comment
  CAS-BOT-BC342584  Madia W. Harnach; N. Harnach 1990-6-19 399 Plumas Sierra Valley. Genesse Rd. 1584 Comment
  SD8621  Madia bolanderi Daniel Cleveland 1882-7-15 Plumas Big Meadows Comment
  SJSU14472  Madia citrigracilis N. A. Hopkins 1990-8-29 1634 Plumas by Marble Hot Springs Rd, Sierra Valley 1493 Comment
  CHSC76035  Madia citriodora G. F. Hrusa 1997-6-26 13876 Plumas Sierra Nevada. Open flats 1/2 mi. NE of intersection of Hwy 70 and Rattlesnake Creek Rd. (to N; USFS 508)/and Sloat Rd. (to S). 1450 Comment
Read comments
May 24 2013
  CAS-BOT-BC343783  Madia elegans John Thomas Howell 1973-7-10 49727 Plumas Near Greenville 1097 Comment
  UC2016528  Madia elegans subsp. elegans Richard Olmstead 1983-7-1 410 Plumas Along Highway 70 ca. 1 miles northwest of Blairsden on road margin along Ponderosa pine forest. Comment
  CHSC34912  Madia glomerata M. S. Taylor 1981-7-11 4067 Plumas SW side of Lake Almanor, in meadow between campground and rd to Almanor, ca. 1 mi sw of Prattville, ca. 3/4 mi e of Hwy 89. 1371 Comment
  CHSC92184  Madia glomerata Lowell Ahart; John Dittes 2005-9-19 12401 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
  SBBG21778  Madia glomerata D. Myrick 1964-7-21 893 Plumas E of trail parking area, Drakesbad 1737 Comment
  CAS-BOT-BC342869  Madia glomerata John Thomas Howell 1959-9-24 34965 Plumas Sierra Valley near Beckworth 1478 Comment
  CAS-BOT-BC342971  Madia gracilis John Thomas Howell; Walter Knight; Irja Knight; Gordon True 1967-7-12 2107 Plumas Butterfly Botanical Area and Vicinity. Between valley proper and Darlingtonia bog 1066 Comment
  CAS-BOT-BC343273  Madia gracilis John Thomas Howell 1955-7-20 30859 Plumas Mohawk 1371 Comment
  HSC5978  Madia gracilis L. S. Rose 1967-7-12 67170 Plumas Quincy 1037 Comment
  SBBG32348  Madia gracilis L. S. Rose 1967-7-12 Plumas Quincy 1036 Comment
  CAS-BOT-BC343253  Madia gracilis Joseph Andorfer Ewan 1934-7-19 8241 Plumas Dentens (Blairsden) 1615 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
  RSA0091376  Maianthemum racemosum Bonnie C. Templeton 1968-1 11288 Plumas [No location data on label. Possibly Trinity County.] Comment
  POM147069  Maianthemum racemosum subsp. amplexicaule Alice Eastwood 1927-6-11 14486 Plumas Forest Lodge, near Greenville. Comment
  SD79045  Maianthemum stellatum R. Mitchel Beauchamp 1965-7-17 Plumas Growing in shady area in field subject to flooding by the Feather River, I(c) mile north of Chester. Comment
  CAS-BOT-BC347521  Malacothrix floccifera Mrs. E. C. Sutliffe 1927-6-1 s.n. Plumas Indian Valley road near Crater Nat'l Park Comment
  CDA23003  Malva neglecta G. D. Barbe 1981-6-23 3083 Plumas East Quincy; vacant lot east of Lariat Lodge. 0 Comment
  JEPS116142  Marsilea vestita subsp. vestita Lowell Ahart, John Dittes 2009-9-7 16373 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam 1591 Comment
  CAS-BOT-BC348170  Matricaria discoidea John Thomas Howell 1959-9-26 35046 Plumas Near Keddie 1005 Comment
  CHSC102604  Melica aristata L. P. Janeway; B. Castro 2009-7-18 9861 Plumas Northern High Sierra Nevada. Near the head of a major northwestern fork of Toland Creek, 1.7 air km northeast of Soapstone Hill and about 100 m southeast of Oroville-Quincy Hwy. 1643 Comment
  JEPS76219  Melica aristata W. L. Jepson 1939-7-31 19298 Plumas halfway between Meadow Valley and Bucks Valley (Spanish Peak); Spanish Peak 1676 Comment
  UCD86261  Melica aristata G. L. Stebbins Jr. 1939-7-6 2909 Plumas 1.7 miles east of Meadow Valley on road to Quincy. 1097 Comment
  CAS-BOT-BC271099  Melica bulbosa John Thomas Howell; Gordon H. True 1973-7-31 50102 Plumas Summit ridge of Thompson Peak, Diamond Range, Sierra Nevada 2194 Comment
  CAS-BOT-BC282085  Melica fugax John Thomas Howell; Gordon H. True 1967-7-11 43346 Plumas Summit ridge of Mount Hough 2194 Comment
  CDA38809  Melica fugax L. Ahart, John Dittes, Josephine Guardino 2009-6-15 15905 Plumas On the north side of the road under the pole line. about 200 yards west of Lake Almanor Dam, depression in mined over area. Comment
  CHSC41425  Melica fugax Lowell Ahart 1986-7-8 5347 Plumas About 1 mile north-west of Pilot Peak, about 14 miles north-east of La Porte. 1981 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
  UCD87286  Melica fugax John Thomas Howell 1960-7-18 35603 Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  CHSC53180  Melica stricta L. P. Janeway 1989-6-22 3377 Plumas Plumas National Forest. Easterly flank of Crocker Mtn above Crocker Mdw. 1889 Comment
  UC641678  Melica stricta G. L. Stebbins Jr. 1939-7-9 2937 Plumas n side Meadow View Peak 1981 Comment
  SEINET10599618  Melica stricta Lawrence P. Janeway 1989-6-22 Janeway 3377 Plumas Crocker Mtn. quad T24N, R14E, NE1/4 of sec. 32, Easterly flank of Crocker Mtn above Crocker Mdw. 1890 Comment
  HSC100732  Mentha arvensis Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16243 Plumas Below the high water line of Lake Almanor, 1,849 ft. NW of Lake Almanor Dam. 1591 Comment
  UCD169793  Mentha arvensis Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16243 Plumas 1,849 feet northwest of Lake Almanor Dam. 1591 Comment
  SEINET10498161  Mentha arvensis Mary Susan Taylor 1982-7-22 Taylor 4904 A Plumas T24N R8E nw/ne sec 12. Bucks Lake quad. On earth dam crossing Waupaunsie Creek, w side of Snake Lake Rd, ca. 1.5 mi ne of Meadow Valley. 4750 ft. 1448 Comment
  UC1075661  Mentha canadensis Robert J. Weatherby 1950-7-28 1498 Plumas border Smith Lake (near Quincy); border of Smith Lake 1249 Comment
  JEPS16778  Mentha spicata Rimo Bacigalupi with J. R. Sweeney and G. Bacigalupi Jr. 1953-8-31 4350 Plumas northern limits Taylorsville 1079 Comment
  JEPS124101  Mentzelia dispersa Lowell Ahart 2015-6-7 20212 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
  RSA104164  Mentzelia dispersa R. M. Austin 1879-07 s.n. Plumas Butterfly Valley. Comment
  HSC15871  Mentzelia lindleyi W. R. Rogers 1966-8-14 205 Plumas Growing along railroad tracks. 976 Comment
  CAS-BOT-BC428884  Micranthes californica John Thomas Howell; Gordon H. True 1967-5-9 42207 Plumas Lewisia Rock. 3.5 miles southwest of Belden, Feather River Canyon. 609 Comment
  CAS-BOT-BC428729  Micranthes californica Mrs. H. C. Cantelow 1941-5-25 s.n. Plumas 3.2 west of Belden, Feather River Canyon, Hy. 24 Comment
  CHSC1681  Micranthes odontoloma R. Carter 1964-7-4 137 Plumas On S shore of Green Island L. where creek empties into lake. Meadow on creek bank. 1706 Comment
  CHSC84363  Micranthes odontoloma Lowell Ahart 2003-8-13 10503 Plumas On the east side of Hopkins Creek, about 30 yards south of where Hopkins Creek forks, about 1/8 mile south of Turkey Town, about 1 mile (air) southwest of Blue Nose Mountain, about 10 1/2 miles (air) northeast of La Porte. 1524 Comment
  CAS-BOT-BC349334  Microseris nutans John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-6-12 2086 Plumas Butterfly Botanical Area and Vicinity 1127 Comment
  CDA14122  Microseris nutans G. F. Hrusa 1997-5-3 13812 Plumas Sierra Nevada; Slope on W side of Rattlesnake Creek, straddling Hwy 70 approx. 15 mi. E of Quincy. N side of Hwy 70. Comment
  HSC6027  Microseris nutans Jim Vaughn 1956-7-28 Plumas Warner Valley, 17 mi. NW of Chester 1677 Comment
  SEINET10937974  Microseris nutans Mary Susan Taylor 1981-7-17 Taylor 4037 Plumas T21N R12E se/se sec 7, Sierra City NW quad. Lakes Basin area, Bear Lakes trail, just S of spur trail to Gold Lake Lodge, ca. 6 mi S of Mohawk. 6500 ft elev. 1981 Comment
  CAS-BOT-BC293728  Mimulus Mona Bourell; Bob Patterson 1982-5-15 1739 Plumas Beckworth, Sierra Valley Marsh Comment
  RSA0014039  Mimulus bolanderi Joan Stewart 2000-06 1031 Plumas Plumas National Forest Comment
  JEPS11523  Mimulus guttatus R. H. Platt 1891-1 18 m Plumas near Prattville; Sierras Comment
  SEINET10570353  Mimulus guttatus Lowell Ahart, Peter Ahart 1985-9-26 Ahart 5179 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
  JEPS81624  Mimulus moniliformis M. S. Taylor 1982-8-10 4952 Plumas ca. 2 air mi se Canyon Dam (end of spur road off Seneca Rd. (306) at creek); Almanor NE quad., Salmon Creek 1524 Comment
  UC725551  Mimulus moniliformis A. A. Heller 1941-5-22 16140 Plumas 2 1/2 mi e Rich Bar (along State Highway #24) Comment
  CHSC40246  Mimulus moschatus K. R. Stern 1985-6-25 8204 Plumas Drying meadow, vic. Blairsden. 1371 Comment
  RSA0105474  Mimulus moschatus Lowell Ahart 2014-8-31 19823 Plumas Along Black Rock Creek, about 200 yards southwest of the foot bridge across Black Rock Creek, about 200 yards southwest of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. 1536 Comment
  UCD122821  Mimulus moschatus J. M. Tucker 1948-7-24 1719 Plumas near road from Cascade to Camel Peak. 1615 Comment
  JEPS29097  Mimulus nanus var. mephiticus Lauramay T. Dempster 1961-6-15 1459 Plumas top of peak near Engelmine 1950 Comment
  JEPS8252  Mimulus nanus var. mephiticus W. I. Follett 1937-6-18 81 Plumas Rich Gulch Comment
  RSA39887  Mimulus nanus var. mephiticus P. A. Munz 1947-5-16 11831 Plumas 8 miles north of Chilcoot. 1524 Comment
  UCR60808  Mimulus primuloides B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0954 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
  JEPS8152  Mimulus torreyi W. L. Jepson 1939-8-8 19355 Plumas Meadow Valley Comment
  UC917311  Mimulus torreyi J. M. Tucker 1948-7-24 1720 Plumas near road from Cascade to Camel Peak 1615 Comment
  JEPS48659  Mitella breweri Esther C. Fritz 1933-7-15 Plumas stream bank in meadow w Spanish Peak 2133 Comment
  RSA101434  Mitella breweri R. Weatherby 1955-6-26 1562 Plumas Near Lakes Ranger Station, Lakes Basin. 1982 Comment
  CHSC67670  Monardella follettii James D. Jokerst; R. A. Schlising, L. Ahart 1985-8-12 2554 Plumas Rich Gulch Rd. 3.0 mi N of Hwy. 70 on slope W of and adjacent to road (26N22) S of Red Mtn. turnoff. Comment
  CHSC67806  Monardella follettii James D. Jokerst 1990-8-1 3438 Plumas Comment
  UCSC008312  Monardella follettii Brett Smith 2011-7-25 BAS 007 Plumas 350m S of intersection of FS roads 25N57, 25N59, and 25N17. Between mainly small streams that start Bean Creek. 1561 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
  UCSC008318  Monardella follettii Brett Smith 2012-7-27 BAS 013 Plumas 60m N of Grizzly Creek, 1345 Comment
  CDA40933  Monardella follettii James D. Jokerst 1992-1 3438 Plumas Serpentine formation, without further data. 0 Comment
  SEINET10862292  Monardella follettii A. Graff 1993-7-23 Graff 340 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
  CAS-BOT-BC318578  Monardella odoratissima Lowell Ahart 1977-8-2 s.n. Plumas About 1 mile W of Pilot Peak, about 15 miles NE of La Porte. 2000 Comment
  UC1124567  Monardella odoratissima subsp. glauca D. Axelrod 1934-6-12 38 Plumas 1/2 mi south of Fowler Peak; Plumas National Forest, Downieville Quadrangle Comment
  CAS-BOT-BC314186  Monardella odoratissima subsp. pallida Rimo Bacigalupi 1927-7-7 1642 Plumas Upper reaches of trail from Gray Eagle Valley to Long Valley. Comment
  CHSC100330  Monardella odoratissima subsp. pallida Lowell Ahart 2008-8-13 15174 Plumas Large pile of dirt on the east side of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1613 Comment
  CHSC58502  Monardella odoratissima subsp. pallida Vernon H. Oswald; Lowell Ahart 1992-7-6 5072 Plumas Lassen Volcanic National Park. On Kelly Mtn. ca. 0.4 mi WNW of the end of Kelly Mtn. Rd. (Forest Rd. 29N75). 1752 Comment
  CHSC93084  Monardella odoratissima subsp. pallida L. P. Janeway 1994-7-8 4692 Plumas Northern High Sierra Nevada. Hartman Bar Ridge; slope north of Road 22N94 on south side of Franklin Hill. 1706 Comment
  JEPS118428  Monardella odoratissima subsp. pallida Lowell Ahart 2011-9-20 17685 Plumas Along a very small stream, on the north side of the poor dirt road on the north side of Pilot Peak, about 9 miles (air) northeast of La Porte 2072 Comment
  UC2035861  Monardella odoratissima subsp. pallida Berry Campbell 1929-6-20 734 Plumas Lake Almanor 1402 Comment
  CAS-BOT-BC220486  Monardella sheltonii John Thomas Howell 1975-7-22 51350 Plumas 2 miles northwest of Spring Garden 1173 Comment
  CHSC36325  Monardella sheltonii M. S. Taylor 1982-7-21 4897 Plumas Summit of Little Volcano, ca. 5 mi se of Quincy. 1768 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
  CHSC67972  Monardella sheltonii James D. Jokerst 1989-7-3 3116 Plumas S-facing roadcuts on Hwy. 70 4 mi W of Greenville Y (I.e., jct. Hwys. 70 and 89). 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
  CAS-BOT-BC220487  Monardella sheltonii John Thomas Howell 1961-9-23 36887 Plumas Near Englemine 1097 Comment
  HSC95498  Monardella sheltonii L. P. Janeway 1993-7-28 4476 Plumas Top of ridge SW of confluence of N and S Branches of Ward Creek, along access rd. 2.4 mi. SE of Genesee Valley 1402 Comment
  SEINET10582268  Monardella stebbinsii A. Graff 1993-7-22 Graff 325 Plumas Plumas National Forest. 1.15 miles north on Caribou Rd. (USNFS Rd. 27N26) from wooden bridge just past USNFS Queen Lily Campground, on left roadside. T25N,R7E,S4. Rare, on a rocky, iron-rich serpentine slope, with occasional Pinus ponderosa, Quercus sp., Salix sp. Beginning of bloom. Comment
  CAS-BOT-BC444743  Montia chamissoi John Thomas Howell 1960-7-18 35542 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  UC1136698  Montia chamissoi E. Sawyer 1935-6-22 188 Plumas 1.6 mi ene of Grizzley Peak (Plumas National Forest); Plumas National Forest 1767 Comment
  JEPS115806  Montia fontana subsp. chondrosperma Lowell Ahart, John Dittes, Josephine Guardino 2009-6-15 15902 Plumas About 200 yards northwest of Lake Almanor Dam, depression in mined over area 1421 Comment
  CAS-BOT-BC445081  Montia linearis Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  CHSC33598  Montia linearis M. S. Taylor; M. Foster 1981-6-8 3870 Plumas N side of 24N08, just n of its jct with 25N93, half way between Bagley Pass and Red Clover Valley, ca. 1.5 air mi n of w end of Lake Davis. In vernal depression. 1706 Comment
  JEPS115804  Montia linearis Lowell Ahart, John Dittes, Josephine Guardino 2009-6-15 15901 Plumas About 200 yards northwest of Lake Almanor Dam, depression in mined over area 1421 Comment
  POM220765  Montia linearis M. Canby 1929-5-12 141 Plumas 2 miles W of Portola. Comment
  CAS-BOT-BC267003  Muhlenbergia filiformis John Thomas Howell 1959-9-21 34819 Plumas Indian Creek 914 Comment
  CDA13969  Muhlenbergia filiformis G. F. Hrusa 1996-8-2 13432 Plumas Sierra Nevada; Steep rocky slopes at SW base of ridge between Argentine & Taylor Rocks, n 1 mi. NW of Argentine Rock. Sunny, wet, old roadbed, where it cuts through wet springline; trib. of Squirrel Creek. Annual. Comment
  CHSC24252  Muhlenbergia filiformis K. R. Stern 1975-7-23 Plumas West side of Lake Almanor. Comment
  POM114423  Muhlenbergia filiformis Marcus E. Jones 1897-7-6 s.n. Plumas Prattville. 5 miles west. 1372 Comment
  UCD86676  Muhlenbergia filiformis E. D. Merrill 1929-7-13 Plumas Silver Lake. 1828 Comment
  SJSU4306  Muhlenbergia jonesii T. L. Erwin 1963-8-19 2 Plumas near Banner Creek S slope of Mt Harkness 7 mi NW of Chester 1676 Comment
  JEPS102825  Muhlenbergia richardsonis Lowell Ahart 2001-8-29 9244 Plumas On the west side of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  JEPS113735  Muhlenbergia richardsonis Lowell Ahart, John Dittes 2007-6-17 14201 Plumas along Red Clover Creek, about 30 yds E of County Road 111 (Beckwourth Gensee Road), about 1/4 mi E of bridge across Red Clover Creek, Red Clover Valley, about 2 mi (air) N of the N end of Lake Davis 1654 Comment
  UC1137640  Muhlenbergia richardsonis R. W. Saarni 1939-2-9 157 Plumas e Dixie Mt.; Sierraville Quadrangle, Last Chance Valley 1706 Comment
  SEINET13710604  Muhlenbergia richardsonis Lowell William Ahart, Lowell William Ahart 2001-1 9244 Plumas W Side Last Chance Creek at Frenchman Lake (T25N, R16E, sec 8, SE 1/4) 5580 Ft. 1701 Comment
  RSA726290  Myosotis discolor L. Ahart, John Dittes 2007-6-16 14108 Plumas Gravel bars along a small stream, on the south side of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1648 Comment
  CDA40604  Myosotis laxa L. Ahart 2006-10-8 13408 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. Comment
  RSA52947  Myriophyllum hippuroides R. Weatherby 1950-7-28 1496 Plumas Indian Creek, about 2 miles south of Crescent Mills. 1037 Comment
  UC1965873  Myriopteris parryi J. G. Lemmon July, 1876 Plumas Taylorsville, Indian Valley Comment
  UCD23272  Nama aretioides var. multiflora Louis K. Mann; Pat Mann 1963-6-17 s.n. Plumas Along U.S. Highway 395, between its junction with U.S. Alternate 40 and Doyle. Comment
Read comments
Feb 12 2014
  CHSC56547  Nama lobbii L. P. Janeway 1984-7-15 923 Plumas Along dirt road on south side of Frenchman Hill; ca 3 mi west-southwest of Bucks Lake. 1737 Comment
  UC1069119  Nama lobbii F. W. Embree 1934-6-6 66 Plumas 1 1/2 mi nw Bucks Mountain; Bidwell Bar Quad., Plumas National Forest, nw Bucks Mt. Comment
  UC1075740  Nama lobbii Robert J. Weatherby 1955-7-21 1656 Plumas ridge between Bottle Springs and Bear Creek (Middle Fork Feather River); , btw Bottle Springs-Bear Creek 1767 Comment
  SJSU4628  Narthecium californicum C. W. Sharsmith 1969-6-19 7596 Plumas Butterfly Valley c. 3 mi SW of Keddie 1066 Comment
  SEINET2028507 Image available Naumburgia thyrsiflora Marcus E. Jones 1897-6-25 Plumas Prattville [Susanville; Lake Almanor] 1340 Comment
  JEPS113464  Navarretia breweri Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 13996 Plumas East side of an open rocky flat, 60 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1965 Comment
  UC572626  Navarretia breweri E. Sawyer 1935-6-27 211 Plumas Mouth of Dixie Valley Plumas National Forest, Sierraville Quad. 1554 Comment
  SD46739  Navarretia breweri Robert J. Weatherly 1955-7-2 1571 Plumas Bear Ridge near Taylor Lake, on exposed ridge 2194 Comment
  SEINET10496815  Navarretia breweri Mary Susan Taylor, M. Foster 1981-6-8 Taylor 3867 Plumas T24N R13E ne sec 8, Grizzly Valley quad. N side of 24N08, just N of jct with 25N93, half way between Bagley Pass and Red Clover Valley, ca. 1.5 mi N of W end of Lake Davis; elevation 5600 ft.; open rocky barrens. 1707 Comment
  JEPS70292  Navarretia divaricata W. I. Follett 1937-7-27 103 Plumas Rich Gulch Comment
  CDA18455  Navarretia divaricata subsp. vividior G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3181 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
  CDA13430  Navarretia divaricata var. divaricata G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13278 a Plumas Sierra Nevada; along lower Bull Run Creek off USFS 23N12E. Comment
  SEINET10869732  Navarretia intertexta Mary Susan Taylor 1982-8-19 Taylor 5113 Plumas T22N R12E sw/ne sec 9. Johnsville quad. In lawn at upper barracks, Mohawk Ranger Station, s side of Hwy 70, ca. 1 mi w of Blairsden. 4350 ft. 1326 Comment
  CHSC54410  Navarretia intertexta subsp. intertexta Vernon H. Oswald 1991-7-8 4701 Plumas Lassen Volcanic National Park. Trail between Willow Lake and Terminal Geyser, at its crossing of the stream coming from Terminal Geyser, near the south boundary of the park. Creek bank. 1676 Comment
  CHSC81138  Navarretia intertexta subsp. intertexta Lowell Ahart 2001-8-28 9209 Plumas Strand of Lake Almanor, west of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile northeast of Chester. 1371 Comment
  JEPS108738  Navarretia intertexta subsp. intertexta Lowell Ahart 2006-7-9 12927 Plumas Near a small seep, about 100 yards north of the paved basalt road, about 3 3/4 miles (air) northwest of Tamarack Flat, about 5 3/4 miles (air) northwest of Little Grass Valley Reservoir 1678 Comment
  UCR123516  Navarretia intertexta subsp. intertexta George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6863 Plumas Sierra Nevada Mountains, Calif. Hwy 89, 2.3 miles SSE of its junction with Calif. Hwy 36, Lake Almanor Region 1357 Comment
  CHSC89818  Navarretia intertexta subsp. propinqua G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-24 3179 Plumas Sierra Nevada. 2.5 miles northeast of Quincy Junction on Mt Hough-Crystal Lake Road at junction of Howells Road to Tollgate Creek and Keddie. 1280 Comment
  JEPS113741  Navarretia intertexta subsp. propinqua Lowell Ahart, Josephine Guardino 2007-7-20 14349 Plumas Strand of Lake Davis, about 100 yards southeast of Long Point, northeast side of Lake Davis 1763 Comment
  CDA17279  Navarretia leptalea G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16306 Plumas Sierra Nevada; Willow Creek Rd.m, 1.6 mi. NW of Hwy 70 & 2.6 mi. W on 70 from town of Portola. 1554 Comment
  RSA72301  Navarretia leptalea F. W. Peirson 1926-6-22 6827 Plumas Drakesbad, Lassen National Park Comment
  JEPS94854  Navarretia leptalea subsp. leptalea Vernon H. Oswald and Lowell Ahart 1998-8-11 9477 Plumas 6.2 mi ne of Four Trees (on s side of Frenchman Hill, USFS 23N85Y 0.8 mi e of Oroville-Quincy Highway); Frenchman Hill 1737 Comment
  RSA0105476  Navarretia leptalea subsp. leptalea Lowell Ahart 2014-8-31 19829 Plumas On the east side of Black Rock Creek, about 300 yards south of the foot bridge across Black Rock Creek, about 300 yards south of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. 1536 Comment
  CHSC112562  Navarretia leucocephala B. Castro; L. P. Janeway 2007-6-8 1632 Plumas Northern High Sierra Nevada. W side of lower Thompson Valley ca 1 mi N of the mouth of McReynolds Creek at Red Clover Creek. W side of Thompson Creek 500 ft below edge of open Ponderosa-Jeffrey pine forest. 1668 Comment
  UC711926  Navarretia leucocephala subsp. leucocephala Roxana S. Ferris and Laura Lorraine 1941-8-9 10439 Plumas about 2.5 mi from Lake Almanor Public Camp (State Highway 89, on road to Chester) Comment
  CAS-BOT-BC230399  Navarretia leucocephala subsp. minima Alice J. Rosenberg 1917-7-20 s.n. Plumas Blaisden Comment
  UC572508  Navarretia leucocephala subsp. minima E. Sawyer 1935-6-27 158 Plumas nw of Beckwith Buttes (Charlies Valley); Plumas National Forest, Sierraville Quad. 1524 Comment
  SJSU6438  Navarretia leucocephala subsp. minima N. A. Hopkins 1971-6-19 403 Plumas 7 mi S of Beckwourth 1524 Comment
  UC908575  Navarretia linearifolia subsp. linearifolia Milo S. Baker 1935-6-25 8098 Plumas Mt. Lassen Highway near Soda Springs 1828 Comment
  OBI13919  Nemophila heterophylla Lewis S. Rose 1967-5-6 67057 Plumas North Fork, Feather River. Injun Jim camp 610 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
  JEPS108893  Nemophila spatulata Lowell Ahart 2006-7-9 12937 Plumas In a small seep, about 20 yards south of the paved basalt road, about 3 3/4 miles (air) northwest of Tamarack Flat, about 5 3/4 miles (air) northwest of Little Grass Valley Reservoir 1661 Comment
  JEPS12289  Nicotiana attenuata W. L. Jepson 1918-8-2 7760 Plumas Beckwith Pass 1463 Comment
  CAS-BOT-BC400102  Nuphar polysepala Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  SEINET10535877  Nuphar polysepala Mary Susan Taylor 1981-6-25 Taylor 3947 Plumas T23N R14E sw/nw sec 26. Portola quad. Ramelli Ranch, ca. 1/8 mi S of Hwy 70, ca. 0.5 mi SW of Beckwourth. Sagebrush Scrub around North Fork Feather River, open and treeless; dry sandy soil. 4900 ft elev. 1493 Comment
  UCR80300  Oenothera tanacetifolia P. A. Munz 1947-5-16 11823 Plumas Sierra Nevada Mtns., 8 mi north of Chilcoot 1524 Comment
  CAS-BOT-BC355570  Oreostemma alpigenum var. andersonii Joseph Andorfer Ewan 1934-7-16 8502 Plumas Mt. Elwell trail above Bear Lakes 1981 Comment
  UC1192090  Oreostemma alpigenum var. andersonii Malcolm A. Nobs and S. Galen Smith 1949-8-19 1432 Plumas Butterfly Valley Comment
  UC29816  Oreostemma alpigenum var. andersonii R. H. Platt 1891-7-1 Plumas near Prattville Comment
  UCD20961  Oreostemma alpigenum var. andersonii E. Bortiri 2002-6-20 WFC 9 Plumas McRae Meadow, 5 miles West of Plumas Eureka State Park. Comment
  CHSC53588  Orobanche corymbosa L. P. Janeway 1989-7-19 3500 Plumas Plumas National Forest. Edge of forest along SW side of Red Clover Valley; 0.2 mi SW of Beckwourth-Genesee Rd (rd 111) 11.7 mi from Beckwourth. 1676 Comment
  CHSC101783  Orobanche fasciculata Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15864 Plumas North of cut bank of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam. 1462 Comment
  CAS-BOT-BC458061  Orthilia secunda Mary Strong Clemens 1920-6-22 s.n. Plumas Quincy Comment
  CHSC63459  Orthilia secunda Lowell Ahart 1994-7-28 7540 Plumas On the east sides of a small stream, north-east of Frenchman Hill, south-west of Bucks Lake. 1706 Comment
  UC1609125  Orthilia secunda Vernon H. Oswald and Lowell Ahart 1993-8-25 5855 Plumas Ridge Lake located ca. 1 mi ESE of Spencer Mdw. ca. 0.6 mi S of Lassen Park. 1978 Comment
  SEINET10964379  Orthocarpus copelandii var. cryptanthus Mary Susan Taylor, M. Foster 1981-6-10 Taylor 3881 Plumas T24N R14E nw sec 7, Crocker Mt quad. In Red Clover Valley, Overland Inc. Ranches, ca. 3/4 mi N of Genesee- Beckwourth Rd, ca. 11 air mi NW of Beckwourth; elevation ca. 5500 ft.; Sagebrush Scrub on dry sandy soil. 1676 Comment
  RSA726341  Orthocarpus hispidus L. Ahart, Josephine Guardino 2007-7-20 14351 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1764 Comment
  RSA8035  Orthocarpus hispidus H. A. Barker 1927-7-16 823 Plumas Along Feather River near Mohawk. 1372 Comment
  SEINET10549681  Orthocarpus hispidus Mary Susan Taylor 1982-7-14 Taylor 4829 Plumas T26N R9E ne/sw sec 7. Almanor SE quad. Near jct of 27N92 & 26N18, in Long Valley around creek, ca. 4 mi w of Greenville. Montane Meadow, edge of Mixed Coniferous Forest; 5500 ft. 1676 Comment
  UC54316  Osmorhiza berteroi H. M. Hall and E. B. Babcock July 1903 4442 Plumas Genessee Valley Sierra Nevada Mountains 1097 Comment
  JEPS25807  Osmorhiza berteroi John W. Duffield 1937-5-27 Plumas Grubstake Flat Meadow Valley Comment
  CDA18732  Osmorhiza chilensis G. D. Barbe, T. C Fuller 1982-7-15 3742 Plumas Plumas National Forest; 2.1 miles NE of junction with road to Red Hill Summit. 1524 Comment
  JEPS95637  Osmorhiza occidentalis Lowell Ahart 1994-7-22 7491 Plumas S of the Pacific Crest Trail, W of the large twin rocks on the NE side of Mount Etna 1981 Comment
  CAS-BOT-BC316894  Packera eurycephala var. lewisrosei John Thomas Howell 1973-7-9 49701 Plumas near Rich Bar 762 Comment
  CHSC59080  Packera pauciflora Vernon H. Oswald 1992-8-10 5150 Plumas Lassen Volcanic National Park. Small corner of park on the SW side of Warner Valley Rd. between Lee and Kelly camps, on the W boundary line, near the SW corner. Meadow. 1597 Comment
  CHSC97548  Packera pauciflora Lowell Ahart; John Dittes 2007-6-17 14152 Plumas Meadow, east of a small stream, about 200 yards south of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  CAS-BOT-BC121004  Paeonia brownii J. T. Howell 1962-6-19 37849 Plumas The Buttes, near Sierra Valley. 1493 Comment
  JEPS113374  Paeonia brownii Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 14019 Plumas East side of an open rocky flat, 60 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1965 Comment
  SEINET5337440  Paeonia brownii R. J. Holl 1948-5-16 14 Plumas 3 miles west of Beckwith. 1615 Comment
  UCD89726  Panicum acuminatum var. thermale Beecher Crampton 1964-8-25 7157 Plumas Lassen Volcanic National Park, Devil's Kitchen. 1859 Comment
  RSA201355  Panicum capillare J. T. Howell 1960-7-20 35728 Plumas Drakesbad; Lasses Volcanic National Park 1677 Comment
  JEPS110546  Panicum dichotomiflorum subsp. dichotomiflorum Lowell Ahart 2006-10-23 13499 Plumas On the east 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
  CAS-BOT-BC175579  Parnassia palustris Walter Knight; Irja Knight 1966-9-12 1757 Plumas Darlingtonia Bog. Butterfly Botanical Area and Vicinity 1127 Comment
  CAS-BOT-BC175582  Parnassia palustris Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region 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-BC259635  Paspalum dilatatum John Thomas Howell 1951-6-29 27756 Plumas Feather RIver Canyon 548 Comment
  CHSC58178  Pedicularis attollens Vernon H. Oswald 1992-6-18 5003 Plumas Lassen Volcanic National Park. Corner of park on S side of Warner Valley Rd between Lee and Kelly camps. 1597 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
  RSA59150  Pedicularis attollens E. K. Balls 1950-8-1 15609 Plumas East of Long Lake, in meadow sloping to two smaller lakes. 2134 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
  CHSC56880  Pedicularis racemosa L. P. Janeway; Garrett Gibson 1991-7-31 4098 Plumas Plumas National Forest. Lower west slope of Mt. Ingalls; along Road 25N42, 3.1 mi north of County Road 112. 1950 Comment
  CHSC21297  Pedicularis semibarbata F. T. Griggs; A. Pass 1975-7-29 258 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC43769  Pedicularis semibarbata Vernon Oswald 1983-8-4 966 Plumas Humboldt Summit, 4.5 mi n-e of Jonesville (intersection of Butte, Plumas, and Tehama Counties). 1993 Comment
  CHSC76073  Pedicularis semibarbata G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-24 3242 Plumas Mt. Hough-Crystal Lake Road, 0.2 mile south of China Grade Road (to Taylorsville). 1737 Comment
  CHSC59125  Pellaea brachyptera Vernon H. Oswald 1992-8-10 5154 Plumas Slope on the uphill side of Warner Valley Rd. at the Ranger Station, ca. 1.5 mi E of Drakesbad, Lassen Volcanic National Park. 1706 Comment
  CHSC60267  Pellaea brachyptera K. B. McShea 1992-4-24 18 Plumas Ca. 1.1 mi n of Jct of Hwy 70 and Citizens Utility Building. ).25 mi n to Keddie Cascades. 6.9 mi e of Quincy. 914 Comment
  JEPS87579  Penstemon deustus var. suffrutescens Lowell Ahart 1994-6-29 7408 Plumas about 1/2 mi s of Bucks Lake (n of a poor logging road) 1828 Comment
  SEINET7948412 Image available Penstemon gracilentus N. H. Holmgren, P. K. Holmgren, D. Lepley, E. Corbin, M. Dolan 2015-7-13 16607 Plumas Sierra Nevada, North Fork Feather River Drainage, about 12.5 km (7.5 miles) air distance west-northwest of Chester (from where Feather River Drive intersects with SR 36) 1571 Comment
  UC1063165  Penstemon gracilentus C. W. Hanks 1934-8-9 32 Plumas mtns n Sierra Valley; Plumas National Forest, Sierraville Quad. Comment
  HSC20993  Penstemon gracilentus W. R. Rogers 1966-7-6 287 Plumas Ferris Creek 1829 Comment
  RSA0027637  Penstemon heterodoxus var. shastensis Barbara J. Ertter, Gary Schoolcraft 1989-7-3 8672 Plumas Diamond Mt. peak ca. 7 air miles S of Susanville 2287 Comment
  CHSC42785  Penstemon neotericus L. P. Janeway 1984-7-22 926 Plumas Along OroQuincy Hwy at Bucks Summit. 1716 Comment
  CHSC65517  Penstemon neotericus L. P. Janeway 1995-7-29 4883 Plumas Along Pipeline Road about 0.7 mi northeast of Camp Rogers Saddle. On the mid- to upper-slope between Rogers Flat on the North Fork Feather River and Bald Eagle Mountain. 1609 Comment
  NY627286  Penstemon neotericus C. B. Wolf 1937-9-5 9290 Plumas Northern Sierra Nevada, Lake Almanor to Westwood at Lassen Co. Line. 1463.0 Comment
  SEINET10814527 Image available Penstemon neotericus David D. Keck 1930-7-24 Keck 958 Plumas Halfway between Chester and Westwood. Common under Pinus ponderosa and Abies concolor with Arctostaphylos, Ceanothus, etc. 1463 Comment
  RSA79803  Penstemon newberryi subsp. newberryi F. W. Peirson 1926-6-22 6814 Plumas Drakesbad, Lassen National Park. 1677 Comment
  CAS-BOT-BC239293  Penstemon newberryi var. berryi Robert J. Weatherby 1950-8-11 1508 Plumas Trail to Long Lake, Lakes Basin Area 1981 Comment
  JEPS7232  Penstemon newberryi var. newberryi R. H. Platt 1891-1 Plumas near Prattville; Sierras Comment
  CAS-BOT-BC245639  Penstemon personatus M. S. Taylor; M. Foster 1981-7-14 4009 Plumas Saddle at head of Bullfrog Ravine, up to 1/4 mi. E & W of road 26N18, ca. 3 air mi. NW of Indian Falls 1737 Comment
  CAS-BOT-BC245641  Penstemon personatus Lowell Ahart 1980-7-27 2488 Plumas 5 miles east of Bucks Lake, Sierra Nevada 1500 Comment
  CHSC88985  Penstemon personatus L. Hanson 1988-8-29 330 Plumas Plumas National Forest. Hardquartz Mine. 1615 Comment
  CDA13929  Penstemon roezlii G. F. Hrusa 1997-5-3 13854 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
  CHSC113628  Penstemon roezlii Lowell Ahart 2014-8-31 19828 Plumas Strand, gravel bars along Black Rock Creek, about 200 yards southwest of the foot bridge across Black Rock Creek, about 200 yards southwest of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. 1536 Comment
  UC579426  Penstemon roezlii G. T. Nordstrom 1934-7-2 169 Plumas 1 mi se Mt. Ararat; Plumas National Forest, Bidwell Bar Quad. 1584 Comment
  POM194880  Penstemon roezlii D. D. Keck 1928-6-14 443 Plumas Cromberg. 1250 Comment
  CAS-BOT-BC239589  Penstemon rydbergii var. oreocharis Anna Head 1920-8-1 s.n. Plumas On trail to Long Lake, Feather River Region 2072 Comment
  POM181074  Penstemon rydbergii var. oreocharis A. A. Heller, P. B. Kennedy 1907-7-5 8735 Plumas Red Clover valley Comment
  SJSU15165  Penstemon rydbergii var. oreocharis N. A. Hopkins 1993-6-16 1727 Plumas by Beckwourth-Janesville Rd N of Milford Fork 1524 Comment
  UC577896  Penstemon rydbergii var. oreocharis F. W. Embree 1934-6-12 107 -99 Plumas w end Haskins Valley; Bidwell Bar Quad. 1615 Comment
  UC696715  Penstemon rydbergii var. oreocharis A. A. Heller with P. B. Kennedy 1907-7-5 8735 Plumas Red Clover Valley Comment
  NY660814  Penstemon speciosus D. W. McNeal 1995-7-16 4126 Plumas On the slopes around the Gray Eagle trailhead to Smith and Long Lakes, Plumas National Forest. Comment
  NY660824  Penstemon speciosus P. P. Lowry II 1977-7-5 828 Plumas Junction of State Highways 36 and 89 Comment
  CAS-BOT-BC77077  Pentagramma triangularis subsp. triangularis John Thomas Howell 1967-6-23 42730 Plumas Sierra Nevada - Lewisia Rock 3.5 miles SW of Belden, Feather River Canyon 609 Comment
  CDA13919  Perideridia bolanderi G. F. Hrusa 1997-5-3 13842 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
  CHSC72425  Perideridia bolanderi subsp. bolanderi L. P. Janeway 1998-6-2 5617 Plumas North side of Last Chance Creek; above Road 101, 0.7 mi west of Bird Creek. 1798 Comment
  CHSC102117  Perideridia lemmonii Lowell Ahart; John Dittes 2009-7-28 16203 Plumas On damp soil, on the northwest side of a logging road, seeps, slope northwest of mine, west (above) Forest Service Road 27N28Y, 2.9 miles (air) northwest of Butt Valley Reservoir Dam. 1581 Comment
  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
  CHSC21697  Perideridia parishii subsp. latifolia F. T. Griggs; A. Pass 1975-7-13 181 Plumas Gold Lake. Comment
  HSC100144  Perideridia parishii subsp. latifolia G. Douglas Barbe, T. C. Fuller and J. T. Howell 1981-6-23 3155 Plumas Long Valley, 0.4 mi. S of junction of Dixie Canyon-Round Valley and Canyon Dam roads, at Maxwell Mine Rd. 1634 Comment
  CHSC36998  Persicaria amphibia M. S. Taylor 1982-8-10 4956 Plumas Emergent in s end of Lake Almanor, ca. 1 mi w of Canyon Dam. 1371 Comment
  CAS-BOT-BC419043  Persicaria lapathifolia Thomas H. Kearney 1944-8-14 43 Plumas Near Prattville, Lake Almanor Comment
  CDA12151  Phacelia hastata subsp. hastata G. F. Hrusa, J. Dinsdale 1989-6-27 7221 Plumas Sierra Nevada; North shore of Bucks Lake. Comment
  CHSC21197  Phacelia hastata subsp. hastata F. T. Griggs; A. Pass 1975-7-17 226 Plumas Buck's Lake Forest Service Survery Comment
  CHSC91803  Phacelia heterophylla subsp. virgata G. F. Hrusa; S. Gamairi, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16317 Plumas Northern Sierra Nevada. Willow Creek Rd. 1.6 mi. NW of Hwy 70 and 2.6 mi. W on 70 from town of Portola. 1554 Comment
  JEPS113466  Phacelia heterophylla subsp. virgata Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 14018 Plumas Around trees, east side of an open rocky flat, along the edge of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1965 Comment
  UC1143722  Phacelia heterophylla subsp. virgata G. T. Nordstrom 1934-7-2 170 Plumas 1 mi se Mt. Ararat; Plumas National Forest, Bidwell Bar Quadrangle Comment
  UC131530  Phacelia humilis Mrs. R. M. Austin Plumas Big Meadows Comment
  SEINET12765121  Phacelia humilis var. humilis Lowell Ahart 2007-6-8 14005 Plumas 60 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis.; 0 1966 Comment
  UCD40407  Phacelia hydrophylloides Rodney Gale Myatt 1971-6-13 s.n. Plumas 1 mile below Layman Road, north of Ouincy, and on the north side of Hwy 70. 1036 Comment
  CHSC36309  Phacelia linearis M. S. Taylor 1982-5-19 4482 Plumas On ridge, ca. 1.5 mi e of Portola. 1706 Comment
  CHSC67366  Phacelia mutabilis James D. Jokerst 1984-4-25 1990 Plumas Big Grizzly Hydro Project. Ca. 2/3 of the way above the river on the inner steep rocky gorge of N. Fork Feather River. 1341 Comment
  JEPS104420  Phacelia mutabilis Lowell Ahart 2003-10-26 10680 Plumas On a gravel bar on the e side of the South Fork of the Feather River, where the old road crosses the river, ca 1/8 mi w of the Feather Fork Mine, ca 1 3/4 mi (air) ne of Little Grass Valley Reservoir, ca 6 1/2 mi (air) ne of La Porte. 1600 Comment
  JEPS55979  Phacelia mutabilis Clarence R. Quick 1963-7-23 63 -72 Plumas near Mud Lake (n of Kettle Rock); Sierra Nevada Comment
  CHSC58190  Phacelia procera Vernon H. Oswald; Lowell Ahart 1992-6-22 5010 Plumas Lassen Volcanic National Park. Willow Lake-Terminal Geyser Trail just W of Hot Springs Creek. 1658 Comment
  CHSC24664  Phacelia vallicola Keith Lickey 1976-4-17 75 Plumas Hwy 70 at se entrance of Grizzly Dome Tunnel. Comment
  RSA0008808  Phaeostoma atropurpureum A. A. Heller 1938-5-30 15129 Plumas Along the Feather River Hwy west of Arch Rock Tunnel. Comment
  UC1035987  Philadelphus lewisii Helen K. Sharsmith 1955-6-28 4522 Plumas below Virgilia; East Branch of North Fork of Feather River 762 Comment
  CAS-BOT-BC253532  Phleum John Thomas Howell; H. Keith Wagnon 1980-5-28 53687 Plumas Indian Falls, Sierra Nevada 975 Comment
  CAS-BOT-BC260846  Phleum pratense John Thomas Howell 1960-7-18 35509 Plumas Drakesbad, Lassen Volcanic National Park 1828 Comment
  CAS-BOT-BC260847  Phleum pratense John Thomas Howell 1961-9-23 36817 A Plumas Greenville, Sierra Nevada Comment
  UC790987  Phleum pratense A. A. Beetle 1941-6-28 2777 Plumas w side Lake Almanor; w side of Lake Almanor 1828 Comment
  SEINET10496848  Phlox diffusa Mary Susan Taylor 1981-5-8 Taylor 3659 Plumas T27N R9E sw/se sec 6 & nw/ne sec 7, Almanor NE quad. Open serpentine barrens, jct of Rds 26N18, 26N92, & 27N92, ca. 0.5 mi E of Long Valley Mine, ca. 4 air mi W of Greenville. 5300 ft. 1615 Comment
  SD7490  Phlox speciosa Mrs. R. M. Austin 1882-1 Plumas Wolf Creek Comment
  SEINET12326792  Phlox speciosa M. S. Taylor 1982-1 4525 Plumas ca 3/4 mi W of McDermott Ravine and 1.5 mi NE of Sloat 1372 Comment
  CHSC35958  Phlox speciosa subsp. occidentalis M. S. Taylor 1982-5-25 4525 Plumas Along 23N12, 0.6 mi w of its jct with 23N52, ca. 3/4 mi w of McDermott Ravine, and 1.5 mi ne of Sloat. 1371 Comment
  CHSC89282  Phlox speciosa subsp. occidentalis G. Douglas Barbe; T. C. Fuller 1982-6-15 3697 Plumas Sierra Nevada Foothills. East-facing slope, 0.8 mile west of junction of road to Red Hill Lookout and road to Cherry Hill (U.S.F.S. Road #26N22F); 3.3 miles east of Red Hill Summit, Plumas National Forest. 1493 Comment
  SEINET5341819  Phoenicaulis cheiranthoides R. C. Rollins, K. W. Rollins 1981-5-30 81169 Plumas Diamond Mts., 11 miles south of Susanville. Comment
  RSA609435  Phoradendron libocedri Louis C. Wheeler 1958-7-29 7343 Plumas Sierra Nevada: White Pine Chrome Mine, ca. 1/2 mile E of Bottle Springs, South Fork Rock Creek, near Quincy. 1585 Comment
  UCR263621  Phoradendron libocedri Lowell Ahart 1994-7-28 7533 Plumas north-east of Frenchman Hill, south-west of Bucks Lake 1707 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
  CAS-BOT-BC142217  Physocarpus capitatus Walter Knight; John Thomas Howell; Irja Knight 1966-7-27 1552 Plumas Along the bed of Butterfly Creek near mouth - Butterfly Botanical Area and vicinity 914 Comment
  HSC1501  Pinus jeffreyi S. J. Hawks, D. E. Anderson 1965-5-8 46 Plumas 10 mi. N of Chester on road to Drakesbad Comment
  SEINET10530760  Pinus jeffreyi Mary Susan Taylor 1981-5-10 Taylor 3673 Plumas T27N R12E se sec 15, Antelope Lake quad. N side of Antelope Lake, ca. 1/4 mi E of Boulder Creek and USFS Work Center, between rd and lake, ca. 20 mi NE of Taylorsville. 5040 ft. 1536 Comment
  OBI69179  Pinus lambertiana Kristina L. Schultz, Dan Schultz 2000-11-3 2 Plumas Quincy Range. Located 1/4 mi off trl at the intersection of Jackson st and Old Meadow Valley rd Comment
  CAS-BOT-BC73083  Pinus lambertiana John Thomas Howell 1960-7-20 35751 Plumas Lassen Volcanic National Park, Boiling Springs Lake. 1798 Comment
  CHSC40684  Pinus monticola Lowell Ahart; Jim Jokerst 1985-10-4 5190 Plumas About 1 mile west of Pilot Peak, about 9 miles north-east of La Porte. 1828 Comment
  UCD133284  Pinus ponderosa Beecher Crampton 1960-6-21 5742 Plumas Gurnsey Creek. 3.5 miles E of Child's Meadow, along State Hwy. 36. 1463 Comment
  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
  UCSC004661  Piperia unalascensis R. Coleman 1990-7-10 1899 -P Plumas Bucks Lake Comment
  CDA17257  Plagiobothrys cognatus G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16284 Plumas Sierra Nevada; Butterfly Valley Botanical Area. Plumas National Forest. 1158 Comment
  CHSC113622  Plagiobothrys cusickii Lowell Ahart 2014-8-31 19816 Plumas On the west side of Black Rock Creek, about 250 yards south of the foot bridge across Black Rock Creek, about 250 yards south of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. 1536 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
  CHSC65330  Plagiobothrys hispidulus Lowell Ahart 1995-10-1 7645 Plumas On the bottom of the pond (reservoir dam washed out), Onion Valley, east of Quincy La Porte Road, about 1 mile north-west of Pilot Peak. Meadow. 1828 Comment
  SJSU14315  Plagiobothrys hispidulus N. A. Hopkins 1989-6-7 1517 Plumas Squaw Valley 1706 Comment
  CAS-BOT-BC228469  Plagiobothrys mollis M. S. Taylor 1982-7-8 4802 Plumas On Ramelli Ranch on S side of Feather River, 1 mile SW of Beckwourth 1487 Comment
  RSA101453  Plagiobothrys scouleri var. hispidulus R. Weatherby 1955-7-2 1585 Plumas Wilcox Valley. 1768 Comment
  SJSU7540  Plagiobothrys tenellus L. S. Rose 1967-6-12 67118 Plumas Butterfly Valley c. 3 mi W of Keddie 1219 Comment
  CHSC102054  Plantago lanceolata Lowell Ahart; John Dittes 2009-7-27 16193 Plumas On dry soil, on the south side of the poor dirt road, about 30 yards southeast of a small pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam. 1479 Comment
  CHSC81136  Plantago major Lowell Ahart 2001-8-28 9207 Plumas Strand of Lake Almanor, west of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile northeast of Chester. 1371 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
  CHSC50437  Platanthera leucostachys Vernon Oswald; Lowell Ahart 1990-6-27 4327 Plumas Oro-Quincy Hwy between Merrimac and Buckeye sites, 0.3 mi north of the Butte-Plumas county line. 1487 Comment
  RSA101509  Platanthera leucostachys R. Weatherby 1955-7-5 1596 Plumas Pine Creek near Argentine Rock Lookout. Comment
  CDA14767  Platanthera sparsiflora G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-26 3354 Plumas 0.25 mile east of Bucks summit on Bucks Lake Road. 1670 Comment
  CHSC37026  Plectritis brachystemon M. S. Taylor 1982-5-4 4403 Plumas N side of Bucks Lake Rd, at its jct with Spanish Ranch Rd (25n17), ca. 1/2 mi ne of Meadow Valley. 1127 Comment
  SJSU4144  Plectritis macrocera C. W. Sharsmith & W. Savage 1967-5-20 7513 Plumas near S base of the Buttes c. 7 mi W of Vinton, Sierra Valley 1524 Comment
  CAS-BOT-BC458185  Pleuricospora fimbriolata Mrs. S. Earle Kelley 1920-7-1 s.n. Plumas Greenville Comment
  CAS-BOT-BC254971  Poa bulbosa John Thomas Howell 1961-6-21 36676 Plumas Greenville 1097 Comment
  HSC10660  Poa bulbosa J. R. Bernard 1963-5-5 Plumas 5 mi. up the Feather River Canyon from Beldon. Comment
  RSA641474  Poa bulbosa Michael A. Vincent 1999-6-7 8538 Plumas Along FS Rt 176 and Chance Creek at bridge, 7.1 miles N of Rt 70. Comment
  SEINET7749651  Poa cusickii A. A. Heller, P. B. Kennedy 1907-7-5 8751 Plumas Red Clover Valley Comment
  UC578634  Poa cusickii subsp. cusickii E. Sawyer 1935-6-27 187 Plumas 1.6 mi ne Grizzly Peak; Downieville Quadrangle 1767 Comment
  JEPS95363  Poa cusickii subsp. epilis Lowell Ahart 1994-6-29 7404 Plumas about 1/2 mi S of Bucks Lake (N of a poor logging road) 1828 Comment
  SEINET10834530  Poa fibrata Billy Joe Cox 1969-8-18 Cox 3423 Plumas Collected from dry sagebrush desert. 1/2 mi W of Beckworth Pass. Comment
  RSA300171  Poa palustris J. T. Howell 1955-7-19 30735 Plumas Portola; Sierra Nevada 1479 Comment
  RSA201374  Poa palustris J. T. Howell 1960-8-20 36277 Plumas Drakesbad 1677 Comment
  CHSC44588  Poa pratensis Lowell Ahart 1977-8-8 1546 Plumas On a dam, in Onion Valley Meadow, east of the small lake, about 1 mile north-west of Pilot Peak, about 15 miles north-east of La Porte. 1828 Comment
  SEINET264681 Image available Poa pratensis S. Scott sn Plumas Plumas National Forest ; Sierra Nevada Range eastern side Milford Ranger District Ingalls area 1829 Comment
  CHSC97219  Poa pratensis subsp. pratensis Lowell Ahart; Josephine Guardino 2007-7-20 14310 Plumas South of a small drainage, northeast edge of a large meadow, south of Lightning Tree Campground, west of the paved road, east side of Lake Davis. 1789 Comment
  UC1132723  Poa pratensis subsp. pratensis F. W. Embree 1934-6-12 103 Plumas w end Haskins Valley; Plumas Nat'l Forest, Bidwell Bar Quadrangle Comment
  SBBG684  Poa secunda A. A. Beetle 1941-6-28 2769 Plumas W side of Lake Almanor 1219 Comment
  CAS-BOT-BC247080  Poa secunda subsp. juncifolia John Thomas Howell 1962-6-18 37756 Plumas Sierra Valley near Beckwourth 1490 Comment
  CAS-BOT-BC242983  Poa secunda subsp. secunda John Thomas Howell; Gordon H. True 1969-6-23 45823 A Plumas Middle Fork of Feather River at Nelson Point 1249 Comment
  JEPS107620  Poa secunda subsp. secunda Lowell Ahart, Josephine Guardino 2005-8-9 12299 Plumas On a steep slope, between the east edge of the meadow and west of the forest, about 50 yards southeast 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
  RSA0069340  Poa sierrae Dean W. Taylor 2012-5-2 21186 Plumas Lewisia Rock, 4 miles west (downcanyon) from Belden (turnoff), Feather River Canyon. 660 Comment
  CAS-BOT-BC167540  Polygala cornuta var. cornuta L. P. Janeway 1992-7-31 4284 Plumas South-facing slopes in canyon of North Fork Feather River; along the Chambers Creek Trail ca 0.5 mi from Hwy 70 685 Comment
  CHSC40623  Polygonum aviculare Lowell Ahart 1985-9-26 5174 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
  JEPS122238  Polygonum aviculare subsp. aviculare Lowell Ahart 2014-9-9 19842 Plumas Below the high water line, on the sides of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. Comment
  CAS-BOT-BC414050  Polygonum aviculare subsp. aviculare M. S. Taylor 1982-9-8 5112 Plumas Bellas Flat near Bellas Creek, Round Valley Reservoir, ca. 4 air mi s of Greenville 1371 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
  UC85157  Polygonum davisiae R. M. A. July 1896 447 Plumas Lassens Peak Comment
  CAS-BOT-BC414556  Polygonum douglasii L. P. Janeway 1993-8-5 4498 Plumas Plumas National Forest, La Porte Ranger District. Northeast end of Mooreville Ridge; along road 21N16 0.5 mi northeast of Devils Gap 1623 Comment
  CAS-BOT-BC414557  Polygonum douglasii L. P. Janeway 1993-8-10 4517 Plumas Plumas National Forest, Beckwourth Ranger District. Northwestern corner of Sierra Valley; south of the Middle Fork Feather River and west of the Beckwourth-Calpine Road; ca 0.7 mi west-southwest of Beckwourth 1487 Comment
  CAS-BOT-BC414564  Polygonum douglasii John Thomas Howell; Gordon H. True 1973-7-31 50132 Plumas On road from Janesville to Thompson Peak, Diamond Range 1981 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
  RSA518873  Polygonum douglasii Barbara J. Ertter 1988-7-25 7847 Plumas Diamond Mts, 12 air miles SSW of Susanville, Snoring Springs, 1/2 mile N of Diamond Mt Greenville Red Rock jct 1982 Comment
  CHSC24270  Polygonum douglasii subsp. douglasii K. R. Stern 1975-7-25 Plumas SW side of Lake Almanor. Comment
  CHSC57308  Polygonum douglasii subsp. douglasii L. P. Janeway 1984-9-1 1132 Plumas On Sierra crest, near drainage channel draining northwest (towards Jamison Lake), middle of open dry meadowy area. 2164 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
  UC485765  Polygonum douglasii subsp. douglasii H. F. Copeland 1932-8-24 Plumas Drakesbad 1828 Comment
  CHSC53210  Polygonum douglasii subsp. johnstonii L. P. Janeway 1989-6-14 3306 Plumas Plumas National Forest. Beckwourth Ranger District. Forest along s'ly side of Red Clover Valley. Openings in yellow pine forest; volcanic gravelly area, mostly bare; among sagebrush. 1699 Comment
  UC466039  Polygonum douglasii subsp. spergulariiforme Mrs. R. M. Austin 1896-1 466 Plumas Big Meadows Comment
  UC1101168  Polygonum hydropiperoides Malcolm A. Nobs and S. Galen Smith 1949-8-19 1426 Plumas on Hwy 89 2 mi s Crescent Mills (pond in river, s end of valley); Indian Valley Comment
  UCD100469  Polygonum minimum G. F. Hrusa 1992-10-8 10503 Plumas Bucks Lake Wilderness. 1828 Comment
  JEPS106304  Polygonum parryi Lowell Ahart, John Dittes, Josephine Guardino 2004-6-6 11014 Plumas Road edge, on the north side of the logging road, about 3 3/4 miles (air) south of Lower Taylor Rock, about 7 1/2 miles (air) northeast of Quincy 1357 Comment
  CAS-BOT-BC419838  Polygonum parryi Walter Knight; Irja Knight 1967-5-22 1909 Plumas Butterfly Botanical Area and Vicinity 1097 Comment
  RSA59255  Polygonum persicaria E. K. Balls 1950-8-31 15544 Plumas Spanish Creek off Hwy 24, just N of Quincy. 1067 Comment
  UC1136143  Polygonum phytolaccifolium Beryl O. Schreiber 1938-7-10 2530 Plumas 1/4 mi s U.C. Forestry Camp (nr Mdw. Valley); Plumas National Forest, Bidwell Bar Quadrangle Comment
  JEPS28653  Polygonum phytolaccifolium George W. Gillett 1957-7-19 848 Plumas on trail to Sifford Lakes about 1 1/4 mi above the Devils Kitchen; Lassen Volcanic National Park 2057 Comment
  RSA609419  Polygonum phytolaccifolium Louis C. Wheeler 1958-7-28 7337 Plumas Sierra Nevada: ca. 1/4 mile S of Bottle Springs, South Fork Rock Creek, near Quincy. 1585 Comment
  CAS-BOT-BC419883  Polygonum polygaloides subsp. confertiflorum M. S. Taylor 1982-6-10 4633 Plumas Ramelli Ranch, ca. 1/2 mi e of Calpine Rd (109), ca. 1/2 mi sw of Beckwourth. 1487 Comment
  CAS-BOT-BC420042  Polygonum polygaloides subsp. kelloggii Lewis S. Rose 1954-5-30 54060 Plumas Johnsville 1600 Comment
  CHSC45865  Polygonum polygaloides subsp. kelloggii Lowell Ahart 1974-8-3 580 Plumas In a small meadow, near the headwaters of Hopkins Creek, near Mount Etna, about 10 miles north-east of La Porte. 1828 Comment
  JEPS106061  Polygonum polygaloides subsp. kelloggii Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11054 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
  CAS-BOT-BC420048  Polygonum polygaloides subsp. kelloggii D. E. Breedlove 1962-6-12 3432 Plumas Along State Highway 36, 6.9 miles west of Chester 1524 Comment
  JEPS102514  Polygonum prolificum Lowell Ahart 2001-9-18 9290 Plumas Near Cow Creek, on the strand of Lake Davis. 1761 Comment
  CAS-BOT-BC420214  Polygonum sawatchense subsp. sawatchense Lowell Ahart 1985-10-4 5193 Plumas South of where the road crosses Onion Valley Creek at Onion Valley, about 1 mile west of Pilot Peak, about 9 miles north-east of La Porte 1828 Comment
  CAS-BOT-BC421038  Polygonum spergulariiforme Mrs. E. C. Sutliffe 1921-10-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC421032  Polygonum spergulariiforme Roxana S. Ferris; Laura Lorraine 1941-8-9 10425 Plumas At Lake Almanor Public Camp. (near village). Comment
  CAS-BOT-BC76837  Polypodium glycyrrhiza John Thomas Howell; Gordon H. True 1967-5-9 42212 Plumas Sierra Nevada - Lewisia Rock, 3.5 miles southwest of Belden, Feather River Canyon 609 Comment
  SEINET10507591  Polypogon monspeliensis Mary Susan Taylor 1982-8-27 Taylor 5072 Plumas T23N R14E s/ne sec 28. Portola quad. Ramelli Ranch, where Feather River crosses RR tracks and along river, ca. 1.5 mi sw of Beckwourth. 4880 ft. Plumas National Forest. 1487 Comment
  CAS-BOT-BC237461  Polypogon viridis John Thomas Howell 1959-9-26 35069 Plumas Near Soda Spring, Feather River Canyon 682 Comment
  POM174054  Polystichum imbricans J. G. Lemmon 1883-07 s.n. Plumas Indian Valley Comment
Read comments
Feb 4 2011
  RSA718497  Polystichum imbricans L. Ahart 2006-10-23 13470 -A Plumas On the west side of Slate Creek (there is a large gravel flat caused by the dam), About 30 yards south of where the road ends, About 20 yards north of the dam across Slate Creek,, About 1/8 mile northeast of Scales Road, About 5 1/2 miles (air) northeast o 1282 Comment
  CHSC52759  Polystichum imbricans subsp. imbricans L. P. Janeway 1990-9-28 3854 Plumas West Branch Soda Creek 0.4 mi N of East Branch North Fork Feather River and Hwy 70; vicinity of Paxton. 914 Comment
  CAS-BOT-BC76708  Polystichum lemmonii M. S. Taylor 1980-9-27 3348 Plumas Ca. .25 mi S of Bucks Lake-Spanish Ranch Rd., ca. 0.25 mi. E of Frenchman Hill, ca. 20 mi. SW of Quincy. Bucks Lake Quad 1645 Comment
  CHSC30853  Polystichum scopulinum L. Ahart 1980-9-17 2648 Plumas Ca. 0.5 mi w of Fowler Peak, ca. 8 mi n of La Porte. 1800 Comment
  CAS-BOT-BC72505  Polystichum scopulinum Wayne Dakan 1974-8-25 s.n. Plumas Devils Punch Bowl Comment
  CAS-BOT-BC72507  Polystichum scopulinum G. Ledyard Stebbins 1968-8-3 6847 Plumas Grizzly Peak sw. of Taylorsville 2286 Comment
  UCSB22576  Populus trichocarpa Breedlove, Dennis 1962-6-12 Plumas Upper drainage of Middle Fork of Feather River, 1 mile southeast of Cromberg; Sierra Nevada 1341 Comment
  CDA39483  Populus trichocarpa L. Ahart 2001-6-4 8751 Plumas On the edge of the South Fork of the Feather River, about 1/4 mile northeast of the Feather Fork Mine, about 2 miles northeast of Little Grass Valley Reservoir, about 6 miles (air) northeast of La Porte. Comment
  JEPS16281  Porterella carnosula E. Sawyer 1935-6-27 163 Plumas Charlies Valley; Plumas National Forest, Sierraville Quad. 1524 Comment
  SEINET10460770  Porterella carnosula Rockwell ROCKWELL 493 Plumas Last Chance Creek 1829 Comment
  SEINET10873430  Porterella carnosula Quick 1952-9-5 QUICK 52 -308 Plumas Wet place northwest of Almanor Comment
  JEPS115680  Portulaca oleracea Lowell Ahart, John Dittes 2009-9-7 16389 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam Comment
Read comments
Dec 18 2016
  CHSC23618  Potamogeton gramineus J. Cox 1975-7-23 Plumas NW end of Lake Almanor. Comment
  CAS-BOT-BC494115  Potamogeton gramineus W. Harnach; N. Harnach 2000-8-2 973 Plumas Sierra Valley. 0.5 mi W of Steel Bridge on Marble Lane 1485 Comment
  SJSU14005  Potamogeton gramineus N. A. Hopkins 1988-8-9 1470 Plumas Willow Creek, in meadow area, USGS Ferris Creek quadrangle 1732 Comment
  SD6453  Potamogeton perfoliatus Daniel Cleveland July 1882 Plumas Feather River Comment
  CHSC65477  Potamogeton pusillus var. tenuissimus V. Oswald; L. Ahart 1988-8-4 3665 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. Along the se edge of the lake. 1676 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
  SEINET10898788  Potentilla glandulosa Patricia L. Kenney, David B. Dunn; Melvin L. Conrad 1973-6-5 Kenney 432 Plumas Along a stream along hwy 70, 6 miles s from jct. Of hwy 89 and hwy 70. Douglas Fir and yellow pine 1067 Comment
  RSA169432  Potentilla glandulosa subsp. ashlandica L. S. Rose 1963-6-3 63090 Plumas Butterfly Valley, 2 miles SW of Keddie. 1189 Comment
  RSA90486  Potentilla glandulosa subsp. ashlandica H. A. Thomas 1936-6-28 154 Plumas Trail between Gold and Silver lakes 1860 Comment
  UC1128231  Potentilla gracilis F. W. Embree 1934-6-12 110 Plumas w end Haskins Valley; Plumas National Forest, Bidwell Bar Quad. 1615 Comment
  CHSC57453  Potentilla gracilis var. elmeri L. P. Janeway; Melinda Carlson 1991-6-18 4047 Plumas Plumas National Forest. North side Middle Fork Feather River, south side of Hwy 70, at Delleker, ca 0.3 mi west of Portola. Pasture. 1472 Comment
  RSA147078  Potentilla gracilis var. elmeri Alice Eastwood 1927-06 14509 Plumas Forest Camp, U. S. Forest Reserve Comment
  CHSC66640  Potentilla gracilis var. fastigiata Vernon H. Oswald; Lowell Ahart 1996-7-15 8041 Plumas High Cascade Range. E side of Last Chance Marsh at the N end of Lake Almanor, ca. 1.4 mi S of Last Chance Campground at the streams and meadow extending E from road 29N11. 1371 Comment
  CAS-BOT-BC540071  Potentilla gracilis var. fastigiata Mrs. Jos. Clemens 1920-8-16 s.n. Plumas Homer Lake near Greenville Comment
  CAS-BOT-BC158519  Potentilla millefolia Marcus E. Jones 1897-7-3 s.n. Plumas Prattville 1371 Comment
  CHSC97031  Potentilla millefolia L. P. Janeway; B. Castro 2007-6-8 9034 Plumas Northern High Sierra Nevada. Central part of lower Thompson Valley about 20 m southwest of the creek; 1.5 km north of Red Clover Creek. 1670 Comment
  UC114494  Potentilla millefolia Mrs. R. M. Austin 1879-1 Plumas Big Meadows Comment
  SD8446  Potentilla palustris Mrs. R. M. Austin 1879-1 Plumas American Valley Comment
  UC1586462  Potentilla palustris Vernon H. Oswald and Lowell Ahart 1991-7-30 4791 Plumas ca 6 mi (air) ene Humbug Summit (ca 12 mi (air) s of Chester, Big Springs on w side Humbug Valley); w side Humbug Valley, Big Springs 1310 Comment
  SJSU13890  Primula suffrutescens N. A. Hopkins & M. F. 1985-8-29 1322 Plumas 0.5 mi SW of Long L & Mt Elwell 2255 Comment
  UC586916  Prunella vulgaris var. lanceolata Joseph Andorfer Ewan 1934-7-6 8176 Plumas ravine off Penman Peak (East side Mohawk Valley); , ravine off Penman Peak Comment
  RSA90533  Prunus emarginata M. S. Baker 1937-5-16 8650 Plumas Hwy. 89, a few miles N of Greenville. Comment
  UCD113520  Prunus virginiana var. demissa Beecher Crampton 1954-5-11 1880 Plumas Beckwourth Pass, Plumas-Lassen County border. See photo. 1588 Comment
  CAS-BOT-BC356963  Pseudognaphalium canescens John Thomas Howell 1976-7-16 51880 Plumas Spanish Creek near mouth of Slate Creek 1066 Comment
  POM147076  Pseudostellaria jamesiana Alice Eastwood 1927-06 14480 Plumas United States Forest Reserve, Forest Lodge, Greenville. Comment
  UC1075673  Pseudostellaria jamesiana Robert J. Weatherby 1955-7-2 1582 Plumas Wilcox Valley 1767 Comment
  CAS-BOT-BC361998  Psilocarphus tenellus John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-12 2140 Plumas Butterfly Botanical Area and Vicinity 1097 Comment
  CHSC102056  Pterospora andromedea Lowell Ahart; John Dittes 2009-7-14 16067 Plumas On dry soil, on the south side of Forest Service Road 27N92, about 1.9 miles (air) southeast of Seneca, about 6 miles (air) south of Lake Almanor Reservoir Dam. 1677 Comment
  CAS-BOT-BC453561  Pterospora andromedea John Thomas Howell 1960-7-20 35780 Plumas Lassen Volcanic National Park: Between Boiling Springs Kale and Terminal Geyer 1859 Comment
  POM82029  Pteryxia terebinthina Marcus E. Jones 1897-7-9 s.n. Plumas On road from Prattville to Chico. On the Big Divide. 1829 Comment
  SEINET10904098  Purshia tridentata Mary Susan Taylor 1981-5-10 Taylor 3678 A Plumas T27N R13E nw/sw sec 19. Antelope Lake quad. E side of Antelope Lake, in and around large wet Pioneer Meadow, ca. 20 air mi ne of Taylorsville. 5040 ft. 1536 Comment
  CAS-BOT-BC147875  Purshia tridentata var. tridentata Mrs. Jos Clemens 1919-10-29 s.n. Plumas Crystal Lake Comment
  CAS-BOT-BC147880  Purshia tridentata var. tridentata John Thomas Howell 1959-9-24 34926 Plumas Junction of Indian and Spanish creeks 914 Comment
  JEPS113376  Purshia tridentata var. tridentata Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 14003 Plumas East side of an open rocky flat, 20 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1965 Comment
  UCSB22313  Purshia tridentata var. tridentata Breedlove, Dennis 1962-6-12 Plumas Bank of Jackson Creek; in upper drainage of Middle Fork of Feather River, 1 mile southeast of Cromberg; Sierra Nevada 1341 Comment
  POM161726  Pycnanthemum californicum R. C. Bacigalupi 1927-7-12 1723 Plumas at Quincy Junction Station 1067 Comment
  RSA331943  Pycnanthemum californicum Dave Kelly, Walter Wisura 1985-8-2 4092 Plumas Ca. 3.3 mi. fr. Hwy 70 at Twain; just N of Butterfly Botanical area. Comment
  SBBG128092  Pycnanthemum californicum L. Ahart, J. Dittes 2009-7-27 16181 Plumas ca. 20 yards N of the poor dirt rd, ca. 20 yards E of a small pond, headwaters of Grizzly Gulch, 2.1 mi NE of Butt Valley Reservoir Dam 1479 Comment
  RSA0081590  Pyrola aphylla Christopher Davidson 1974-7-25 2491 Plumas Ca. 5 mi. W of Westwood on St. Hwy 36. 1524 Comment
  CAS-BOT-BC462847  Pyrola asarifolia Anna Head 1921-7-23 s.n. Plumas Feather River Region Comment
  UC474272  Pyrola asarifolia H. F. Copeland 1920-7-17 Plumas Butt Mountain, between Plumas and Tehama Cos. Comment
  CHSC35276  Pyrola asarifolia subsp. asarifolia M. S. Taylor 1981-8-20 4227 Plumas Above spring in Bullfrog Ravine, ca. 3 air mi nw of Indian falls. 1706 Comment
  CHSC63139  Pyrola asarifolia subsp. asarifolia Lowell Ahart 1994-6-17 7350 Plumas Meadow on the east side of Sly Creek, about 1 mile north of Schwartz Meadow, about 1 mile east of Sly Creek Reservoir. 1097 Comment
  JEPS58819  Pyrola dentata W. L. Jepson 1924-7-24 10633 Plumas Rich Point 914 Comment
  SEINET10973480  Pyrola minor Mary Susan Taylor 1981-7-17 Taylor 4042 Plumas T21N R12E se/sw sec 7, Sierra City NW quad; Lakes Basin, Bear Lakes trail, around Cub Lake, ca. 6 air mi S of Mohawk. 6500 ft elev. 1981 Comment
  RSA0084315  Pyrola picta Diana D. Jolles 2011-8-9 471 Plumas Plumas National Forest, about 2.5 miles up forest road 77 to Dixie Mountain Lookout from Frenchman Lake Road (284). 1994 Comment
  UC914186  Pyrola picta H. S. Reed 1941-8-2 Plumas Forest Lodge Comment
  UC1584012  Pyrrocoma apargioides G. Schoolcraft 1990-6-4 2072 Plumas about 5 mi e Beckwourth (on s side of Hwy 70) 1490 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
  CHSC36943  Pyrrocoma lanceolata var. lanceolata M. S. Taylor 1982-9-13 5138 Plumas Ramelli Ranch, near Calpine Rd (109) bridge over Feather River, s side of the river, ca. 1 mi w of Beckwourth. 1487 Comment
  CAS-BOT-BC328162  Pyrrocoma lucida E. K. Balls 1950-9-4 15578 Plumas Opposite Feather River Experiment Station across Highway 24, 4 miles north of Quincy 1066 Comment
  RSA31213  Pyrrocoma lucida Joseph A. Ewan 1934-7-18 8569 Plumas Middle Fork, Feather River at Portola Comment
  SD108123  Pyrrocoma lucida Richard Alan Mayes 1974-8-10 179 Plumas 1 mile west of State Route 89 on Plumas Co. road A-14, Plumas National Forest Comment
  CAS-BOT-BC362345  Pyrrocoma racemosa var. paniculata John Thomas Howell 1959-9-25 35016 Plumas 5 miles east of Beckwourth, Sierra Valley 1493 Comment
  CAS-BOT-BC62428  Quercus chrysolepis John M. Tucker 1948-7-25 1736 Plumas Summit of Lav Cap ca. 1 mi. south of Cascade 1435 Comment
  CHSC90301  Quercus chrysolepis var. nana L. P. Janeway 1994-8-26 4753 Plumas Northern High Sierra Nevada. Extreme western extension (end) of Lava Top, about 1.0 mi southwest of town of Cascade. 1440 Comment
  JEPS48091  Quercus durata var. durata Paul C. Hutchison with J. K. Wright and R. Bacigalupi 1963-6-1 2700 A Plumas 54 mi n Oroville (Feather River Canyon at Rich Bar (sign), just w of and above Feather River, 0.25 mi below (downstream) Pulga Bridge on Highway 40 Alt.); Feather River Canyon 731 Comment
  CAS-BOT-BC62738  Quercus garryana var. breweri Clarence R. Quick 1952-6-29 52 -76 Plumas Summit and road between Belden and Humbug Valley 1486 Comment
  UCD169284  Quercus garryana var. breweri L. P. Janeway 2007-5-20 8988 Plumas Along Road 26N22F (to top of Red Hill) 2.4 road km from Deadwood Saddle; 2.6 air km east of the summit of Red Hill. 1594 Comment
  CHSC101795  Quercus kelloggii Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15856 Plumas On the south side of the road, near cut bank of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam. 1462 Comment
  SBBG128093  Quercus vacciniifolia L. Ahart, J. Dittes, J. Guardino 2009-7-29 16217 Plumas S of a drainage from a snow lake, ca. 100 yards N of the 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-BC362686  Raillardella argentea Lowell Ahart 1981-7-21 2955 Plumas Buzzards Roost Ridge, north of PIlot Peak 2000 Comment
  CAS-BOT-BC379372  Ranunculus alismifolius var. alismifolius L. P. Janeway 1992-5-14 4175 Plumas north side of Big Grizzly Creek at northwest end of Lake Davis 1765 Comment
  CAS-BOT-BC379345  Ranunculus andersonii var. andersonii James R. Shevock 1985-5-19 11174 Plumas Plumas National Forest, along forest road 26N70 just south of Crocker Station 000000000000000000000000000 1800 Comment
  CAS-BOT-BC379245  Ranunculus aquatilis var. diffusus Fred Sommers; Greg Sommer 1976-6-7 118 Plumas Sierra Valley Marsh, in ditch along Dyson Lane, 300 m west of metal bridge 1524 Comment
  CDA19255  Ranunculus aquatilis var. hispidulus G. D. Barbe, T. C. Fuller 1982-6-17 3857 Plumas Plumas National Forest; East shore Frenchman Lake at the parking lot; Crystal Fishing Access. 1706 Comment
  JEPS113443  Ranunculus cymbalaria var. saximontanus Lowell Ahart, John Dittes 2007-6-17 14163 Plumas Along Red Clover Creek, about 50 yards east of County Road 111 (Beckwourth Genesee Road), about 1/4 mile east of bridge across Red Clover Creek, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis 1654 Comment
  SEINET8697083  Ranunculus glaberrimus var. ellipticus C. Tanner 1999-3-1 s.n. Plumas Portola, area bounded by Plumas and Quincy Streets on N/S, by Willow and Rock Streets on E/W. 1484 Comment
  UC176350  Ranunculus occidentalis A. A. Heller 1913-6-13 10835 Plumas near Marston Station 1066 Comment
  UCR63644  Ranunculus occidentalis B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-29 0958 Plumas Sierra Nevada Mountains, Plumas National Forest c. 6 mi north of Gold Lake on Gold Lake Road, and 2.6 mi west of junction with Hwy 89 1585 Comment
  UC725558  Ranunculus occidentalis A. A. Heller 1942-5-8 16456 Plumas 2 mi w Paxton (along State Hwy 24) Comment
  CHSC97593  Ranunculus occidentalis var. occidentalis Lowell Ahart; John Dittes 2007-6-16 14114 Plumas East of a small stream, on the south side of County Road 111 (Beckwourth Genesee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  CHSC75528  Ranunculus orthorhynchus var. orthorhynchus G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-23 3115 Plumas Meadow at northwest shore of Round Valley Reservoir, 0.25 mile west of the dam on Dixie Canyon-Round Valley Road. 1371 Comment
  UC501386  Ranunculus repens David D. Keck Jul 3 1932-Jul 5 1932 1678 Plumas meadow near R.R. Station; Northern Sierra Nevada, Quincy 1065 Comment
  SEINET8700857  Ranunculus testiculatus W. Harnach, N. Harnach 2000-4-27 880 Plumas Sierra Valley, intersection of Hwy 49 and Dyson Lane, 6 miles N of Loyalton. 1498 Comment
  CAS-BOT-BC59572  Rhamnus alnifolia John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54408 Plumas Sierra Nevada - Walker Plain, about 8 miles southwest of Bucks Lake on road to Oroville 1524 Comment
  SEINET13946278 Image available Rhamnus californica Charles M. Belshaw 1940-1 5094 Plumas Between Belden and Longville on tributary of Yellow Creek. Comment
  RSA518946  Rhamnus purshiana J. T. Howell 1959-9-24 34935 Plumas Butterfly Creek near mouth Comment
  CDA14129  Rhamnus rubra subsp. rubra G. F. Hrusa 1997-5-3 13819 Plumas Sierra Nevada; W side of Rattlesnake Creek creekbed, immed. S of Hwy 70 approx. 15 mi. E of Quincy. Comment
  CAS-BOT-BC56574  Rhododendron columbianum Lewis S. Rose 1969-6-24 69052 Plumas Butterfly Valley, 5 mi. west of Keddie 1310 Comment
  UCD117835  Rhododendron columbianum H. B. Currier 1952-8-14 s.n. Plumas Along trail from Lakes Center Camp to Mount Elwell, next lake above Silver Lake, Plumas National Forest. 1981 Comment
  UCD35832  Rhododendron columbianum Beecher Crampton 1964-8-25 7161 Plumas Lassen Volcanic National Park; Devil's Kitchen, Hot Springs Creek. 1859 Comment
  UCD117914  Rhododendron occidentale Jon Balderston 1980-5-19 5 Plumas North fork of Feather River between Highway 70 and Caribou at mouth of Mosquito Creek. 746 Comment
  UC1730229  Rhynchospora alba L. P. Janeway 1998-9-10 6272 Plumas Butterfly Valley Botanical Area; upper edge of darlingtonia bog (Sweetwater Marsh) just below Road 25N47 0.3 mi south of Road 417. 1173 Comment
  CAS-BOT-BC108713  Ribes cereum M. S. Taylor 1982-8-5 4926 Plumas Mount Hough summit, ca. 7 miles north northeast of Quincy. 2203 Comment
  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
  CAS-BOT-BC219212  Ribes nevadense David D. Keck 1932-7-3 1628 Plumas Mountain slope S of Quincy 1066 Comment
  CAS-BOT-BC219218  Ribes nevadense D. E. Breedlove 1962-6-12 3461 Plumas Jackson Creek, upper drainage of Middle Fork of Feather River, 1 mile SE of Cromberg 1341 Comment
  CAS-BOT-BC219222  Ribes nevadense Anna Head 1920-7-25 s.n. Plumas Above Lake Center Camp Comment
  CAS-BOT-BC219228  Ribes nevadense W. I. Follett 1946-4-7 s.n. Plumas Feather River Canyon 670 Comment
  UCR102417  Ribes nevadense L. C. Wheeler 1959-6-15 7569 Plumas Sierra Nevada Mtns., Middle Fork Feather River: McCarthy Mine, McCarthy Bar 1073 Comment
  RSA0023142  Ribes nevadense Louis C. Wheeler 1959-7-15 7569 Plumas Middle Fork Feather River: McCarty Mine, McCarty Bar. Comment
  RSA0023143  Ribes nevadense Louis C. Wheeler 1958-7-30 7348 Plumas Sierra Nevada: White Pine Chrome Mine, ca. 0.5 mile E of Bottle Springs, South Fork Rock Creek, near Quincy. 1585 Comment
  SEINET5339753  Ribes nevadense M. J. Williams 1967-4-22 s.n. Plumas 1 mile w. of Storrie, Rocky bank 518 Comment
  CHSC75502  Ribes roezlii G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-24 3241 Plumas Mt. Hough-Crystal Lake Road 0.2 mile south of China Grade Road (to Taylorsville). 1737 Comment
  LA205501  Ribes roezlii Mrs. C. W. Hollis; 1928-6-30 sn Plumas Mt. Lassen National Forest, Drakesbad Comment
  UC1127529  Ribes roezlii C. W. Hanks 1934-8-31 64 Plumas hill ne Sierra Valley; Plumas National Forest, Sierraville Quadrangle 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-BC168783  Ribes viscosissimum Rimo Bacigalupi 1927-6-7 1654 Plumas Upper reaches of trail between Gray Eagle Valley and Long Valley Comment
  CDA14285  Rigiopappus leptocladus G. F. Hrusa 1997-6-26 13891 Plumas Sierra Nevada; approx. 1/4 mi. N from USFS 23N22D terminus. Comment
  CHSC59907  Rigiopappus leptocladus L. P. Janeway 1992-7-17 4265 Plumas Plumas National Forest. Cogswell Ravine; ca 1.1 mi north of Mount Jackson, 1.7 mi east-northeast of Cromberg Spring, 2 mi northeast of Middle Fork Feather River. In unused dirt road and adjacent clearcut slope. 1731 Comment
  CAS-BOT-BC363061  Rigiopappus leptocladus M. S. Taylor 1982-6-28 4771 Plumas Paralleling Hwy 70, just w of Calpine Rd (109), Ramelli Ranch, ca. 1 mi w of Beckwourth 1487 Comment
  RSA523304  Rigiopappus leptocladus J. L. Strother 1987-6-28 1358 Plumas North of Sierra Valley, ca. 6 miles N of Beckwourth along road to Genese. 1750 Comment
  SEINET10871492  Rorippa Mary Susan Taylor 1981-7-13 Taylor 4000 Plumas T24N R15E ne/sw sec 1, Frenchman Lake quad; along Lookout Creek, ca. 2 mi W of its jct with 28N11, ca. 3 air mi NW of N tip of the Lake, ca. 15 air mi N of Chicoot. 6200 ft elev. 1890 Comment
  CAS-BOT-BC74634  Rorippa curvisiliqua A. A. Heller 1915-7-7 12056 Plumas Near the summit of Soapstone ridge in the Sierra Nevada. 12 miles west of Bucks. Comment
  CAS-BOT-BC74642  Rorippa curvisiliqua Alice Eastwood 1918-5-25 7024 Plumas Portola. 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
  CAS-BOT-BC74641  Rorippa curvisiliqua Lowell Ahart 1985-7-11 5127 Plumas Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake. 1584 Comment
  CHSC113584  Rorippa curvisiliqua var. orientalis Lowell Ahart 2014-8-24 19751 Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  CHSC21525  Rorippa curvisiliqua var. orientalis L. Mayer; D. Brink 1975-7-9 Plumas Buck's Lake. Comment
  CHSC94844  Rorippa curvisiliqua var. orientalis Lowell Ahart 2006-10-8 13397 Plumas Gravel bar, on the west side of Chips Creek, just south of the bridge on Highway 70, about 1 1/4 miles southwest of Belden. 715 Comment
  CAS-BOT-BC148170  Rosa gymnocarpa John Thomas Howell; Walter Knight; Irja Knight; Gordon H. True 1968-6-11 2405 Plumas Butterfly Botanical Area, South end of Pond reservoir - Sierra Nevada Comment
  CDA13972  Rosa gymnocarpa G. F. Hrusa 1996-8-2 13436 Plumas Sierra Nevada; SW base of ridge between Argentine & Taylor Rocks, n 1 mi. NW of Argentine Rock. Comment
  CHSC102118  Rosa gymnocarpa Lowell Ahart; John Dittes 2009-7-28 16195 Plumas On dry soil, near seeps, slope northwest of mine, west (above) Forest Service Road 27N28Y, 2.9 miles (air) northwest of Butt Valley Reservoir Dam. 1581 Comment
  RSA609440  Rosa gymnocarpa Louis C. Wheeler 1958-7-30 7351 Plumas Sierra Nevada: White Pine Chrome Mine, ca. 1/2 mile E of Bottle Springs, South Fork Rock Creek, near Quincy. 1585 Comment
  SD46573  Rosa gymnocarpa Robert J. Weatherby 1955-7-21 1644 Plumas Near junction of McCarthy Bar road and 4th Water Bear Creek Road, near Bottle Springs, Middle Fork, Feather River 1615 Comment
  UCD18416  Rostraria cristata Vincent Forcella 2000-4-22 15 Plumas Plumas County?: Feather River, Shanghai Bend. Comment
  CHSC21032  Rubus parviflorus F. T. Griggs; A. Pass 1975-7-3 68 Plumas Buck's Lake. North of Grizzly Forebay. Comment
  CAS-BOT-BC147367  Rubus pensilvanicus John Thomas Howell 1976-7-15 51875 Plumas Snake Lake, about 4 miles north-west of Quincy 1219 Comment
  CAS-BOT-BC156924  Rubus ursinus John Thomas Howell; H. Keith Wagnon 1980-5-26 53589 Plumas North Fork of Feather River between the mouth of East Branch and Caribou 792 Comment
  CDA13980  Rudbeckia occidentalis var. occidentalis G. F. Hrusa 1996-8-2 13444 Plumas Sierra Nevada; SW base of ridge between Argentine & Taylor Rocks, approx. 1 mi. NW of Argentine Rock. Comment
  CHSC75908  Rudbeckia occidentalis var. occidentalis G. F. Hrusa 1996-8-2 13444 Plumas Sierra Nevada. Slopes at SW base of ridge between Argentine and Taylor Rocks, 1 mi. NW of Argentine Rock. Pool at uppermost spring forming trib. of Squirrel Creek. [Original lat./long. on label is '39 58 N; 120 47 W']. 1900 Comment
  CHSC20760  Rumex acetosella K. R. Stern 1975-7-25 5885 Plumas N shore of Lake Almanor. 1371 Comment
  CHSC40853  Rumex acetosella K. R. Stern 1985-6-25 8264 Plumas Vicinity Blairsden. 1371 Comment
  UC1070520  Rumex paucifolius E. Sawyer 1935-6-6 74 Plumas 3.25 mi s Sugarloaf; Sierraville Quad. 1493 Comment
  CHSC20774  Rumex salicifolius var. denticulatus K. R. Stern 1975-7-23 5861 Plumas W shore of Lake Almanor. 1371 Comment
  RSA60212  Rumex salicifolius var. triangulivalvis E. K. Balls 1950-9-6 15687 Plumas Road from Quincy to E Quincy. 1098 Comment
  CAS-BOT-BC434316  Rumex triangulivalvis Thomas H. Kearney 1944-8-14 39 Plumas Near Prattville, Lake Almanor Comment
  SEINET10965517  Sagina saginoides Lowell Ahart 1985-7-11 Ahart 5131 Plumas Below the high water line of Little Grass Valley Reservoir, where the South Fork of the Feather River flows into the lake, about 4 1/4 miles north-east of La Porte. Comment
  CAS-BOT-BC267071  Sagittaria Marcus E. Jones 1897-7-5 s.n. Plumas Prattville 1371 Comment
  CHSC54421  Sagittaria cuneata Vernon H. Oswald 1991-7-17 4750 Plumas Lassen Volcanic National Park. Little Willow Lake located on the south border of the park, ca. 2.5 miles (air) south-southeast of Drakesbad. 1828 Comment
  CAS-BOT-BC103626  Salix eastwoodiae Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas outlet to Deer Lake below dam, Gold Lake region Comment
  CAS-BOT-BC103627  Salix eastwoodiae Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas edge of Summit Lake, Gold Lake region Comment
  UC440203  Salix eastwoodiae Mrs. C. M. Wilder 1912-7-10 9333 Plumas Bear Lakes 1981 Comment
  UC846413  Salix eastwoodiae Mrs. E. C. Sutliffe Aug. 1919 Plumas Gold Lake region Comment
  RSA101403  Salix exigua R. Weatherby 1955-8-4 1672 Plumas No Ear Bar. Middle Fork Feather River. 915 Comment
  UC1134863  Salix exigua E. Sawyer 1935-6-10 91 Plumas 4 1/4 mi se Sugarloaf; Sierraville Quadrangle 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
  UC846473  Salix geyeriana Alice Eastwood 1918-5-25 7045 Plumas Portola Comment
  JEPS102789  Salix lasiandra var. lasiandra Lowell Ahart 2001-6-4 8755 Plumas Overflow area on the north side of the South Fork of the Feather River, about 1/2 mile SW of the Feather Fork Mine, about 1 mile NE of Little Grass Valley Reservoir, about 5 miles (air) NE of La Porte. 1594 Comment
  CAS-BOT-BC107056  Salix lasiolepis Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-5-7 1833 Plumas Mouth of Butterfly Creek 1036 Comment
  CAS-BOT-BC128434  Salix lasiolepis var. lasiolepis C. Hart Merriam 1906-10-1 s.n. Plumas Quincy Comment
  HSC100771  Salix lemmonii Lowell Ahart, John Dittes 2007-6-16 14128 Plumas S side of County Rd. 111 (Beckwourth Gensee Rd.), 50 yd. E of F.S. Rd. 24N08, Red Clover Valley, 2 (air) mi. N of Lake Davis (N end). 1648 Comment
  RSA508630  Salix lemmonii var. austinae R. M. Austin 1880-1 s.n. Plumas [No location information provided.] Comment
  SBBG57906  Salix ligulifolia C. R. Ball, Mrs. H. P. Bracelin, B. Kautz 1931-5-31 393 Plumas N fork of Feather River at Chester, flood plain at hwy bridge 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
  UC482027  Salix ligulifolia C. R. Ball, Mrs. H. P. Bracelin, and Beryl Kautz 1931-5-31 393 Plumas at Chester (N. Fork Feather River, at hwy. bridge); N. Fork Feather River 1350 Comment
  CHSC23616  Salix lucida subsp. lasiandra J. Cox 1975-7-23 Plumas W side of Lake Almanor. Comment
  CHSC80691  Salix lucida subsp. lasiandra Lowell Ahart 2001-6-4 8757 Plumas On the north side of the South Fork of the Feather River, about 1/2 mile southwest of the Feather Fork mine, about 1 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte. 1594 Comment
  CAS-BOT-BC129382  Salix melanopsis David D. Keck 1932-7-3 1656 Plumas Meadow south of Spanish Creek - Quincy 1066 Comment
  CAS-BOT-BC129388  Salix melanopsis John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54335 Plumas 2.8 miles north-northeast of Englemine on Diamond Mt. Road - Sierra Nevada 1341 Comment
  CDA14759  Salix scouleriana G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3329 Plumas 4.8 miles northwest of Antelope Lake, 0.7 mile east of forest road to Taylor Lake 1661 Comment
  UC1135084  Salix scouleriana E. Sawyer 1935-6-25 147 Plumas 1 1/2 mi. s.-s.w. Crow; Plumas Nat'l Forest, Sierraville Quadrangle Comment
  CAS-BOT-BC129099  Salix scouleriana John Thomas Howell 1960-7-20 35730 Plumas Between meadow and forest, Drakesbad - Lassen Volcanic National Park 1828 Comment
  CAS-BOT-BC176984  Salsola tragus John Thomas Howell 1955-7-19 30763 Plumas Beckwourth 1493 Comment
  CHSC21595  Sambucus racemosa var. microbotrys L. M. Mayer; D. E. Brink Jr. 1975-7-17 Plumas Bucks Lake Floristic Survey. Comment
  RSA52951  Sanguisorba annua R. Weatherby 1950-7-7 1456 Plumas Gansner Creek. Quincy. 1220 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
  CHSC89816  Sanicula graveolens G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-24 3202 Plumas Sierra Nevada. 0.5 mile north of Taylor Creek Road (to Solomon Saddle) junction, on Mt. Hough-Crystal Lake Road. 1584 Comment
  RSA790266  Sanicula graveolens J. R. Shevock 1985-5-19 11164 Plumas Plumas National Forest, along forest road 28N01, 2 miles west of Frenchman Reservoir. 1800 Comment
  UC1561210  Sanicula graveolens Barbara Ertter with Gary Schoolcraft 1988-7-3 8646 Plumas 8 air mi s of Susanville (on s side of Red Rock Lookout); Red Rock Lookout 2255 Comment
  UC875485  Sanicula graveolens Anna Head 1921-6-24 Plumas Feather River Region on trail to Grey Eagle Mine; Feather River Region Comment
  CAS-BOT-BC110338  Sarcobatus vermiculatus Greg Sommers 1976-6-20 132 Plumas Sierra Nevada. Sierra Valley Marsh. Northeast of Marble Hot Springs. 1524 Comment
  UC1121105  Sarcodes sanguinea E. Sawyer 1935-6-28 243 Plumas 3 3/34 miles S S E of Grizzly Peak 1554 Comment
  UC639099  Sarcodes sanguinea unknown July, 1937 Plumas Meadow Valley Comment
  RSA101487  Saxifraga aprica R. Weatherby 1955-6-26 1556 Plumas Mud Lake. Lakes Basin Area. 2195 Comment
  CHSC44121  Scheuchzeria palustris subsp. americana 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. On the s side of the lake. 1676 Comment
  JEPS83782  Scheuchzeria palustris subsp. americana V. Oswald and L. Ahart 1988-8-4 3672 Plumas just s boundary of Lassen Volcanic National Park (se of Drakesbad, s side of lake); Willow Lake 1676 Comment
  CAS-BOT-BC111275  Schoenoplectus acutus var. occidentalis Alice S. Mulford 1944-8-14 s.n. Plumas Lower end of Smith Lake, in water 1874 Comment
  CHSC78749  Scirpus congdonii L. P. Janeway 2000-7-16 6917 Plumas Northern High Sierra Nevada. Meadow at head of East Branch Coldwater Creek. 1768 Comment
  CAS-BOT-BC30736  Scirpus diffusus Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1522 Plumas Area adjacent to Pond Reservoir. 1097 Comment
  CHSC102075  Scirpus microcarpus Lowell Ahart; John Dittes 2009-7-14 16033 Plumas On damp to wet soil, seep, on the north side of Forest Service Road 27N28, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam. 1476 Comment
  CHSC56891  Scirpus microcarpus L. P. Janeway 1991-8-4 4119 Plumas Plumas National Forest. Meadow along Road 111 (Beckwourth-Genesee Road) 1.1 mi west of road to Bagley Pass, 1/2 mi south of Red Clover Creek at west end of Red Clover Valley. 1691 Comment
  JEPS63958  Scirpus microcarpus W. L. Jepson 1939-7-30 19285 Plumas between Fales Hill and Chaparral Hill (Spanish Creek Headwaters); Spanish Creek headwaters, between Fales and Chaparral Hills 1584 Comment
  JEPS88397  Scutellaria antirrhinoides Vernon H. Oswald and Lowell Ahart 1996-7-15 8016 Plumas e side of the arm of Lake Almanor (extending n from Hwy 36 causeway, s of the point where the road to Last Chance Campground (28N11) begins to parallel lake); , High Cascade Range 1371 Comment
  UC1585915  Scutellaria antirrhinoides Barbara Ertter 1989-7-4 8684 a Plumas sw of Chester (2.2 mi w of jct with Hwy 89 and Hwy 36) 1463 Comment
  CHSC21824  Scutellaria californica F. T. Griggs; A. Pass 1975-8-2 297 Plumas Bucks Lake Forest Service Survey. 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
  POM80017  Scutellaria californica Mary E. P. Ames 1891-05 s.n. Plumas Auburn. Taylorsville, Indian Valley. 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
  CHSC21654  Sedum laxum subsp. laxum D. Brink; L. Mayer 1975-7-6 Plumas Buck's Lake Forest Service Survey. Comment
  CAS-BOT-BC64185  Sedum obtusatum subsp. obtusatum John Thomas Howell 1951-6-27 s.n. Plumas Jamison Creek 1828 Comment
  CHSC93158  Senecio hydrophilus L. P. Janeway 1994-8-16 4733 Plumas Northern High Sierra Nevada. West side of Little Schneider Creek about 0.5 mi south of Meadow Valley Creek. Large meadow. 1146 Comment
  CAS-BOT-BC363733  Senecio hydrophilus M. S. Taylor 1982-9-8 5121 Plumas N end of Round Valley Reservoir, ca. 4 air mi s of Greenville 1371 Comment
  CAS-BOT-BC363794  Senecio integerrimus Ben Beard; J. D. Schoeller No date on label 403 Plumas Plumas National Forest. Last Chance near McDermott Pasture 1676 Comment
  CAS-BOT-BC363919  Senecio integerrimus var. exaltatus John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54238 Plumas About 3 miles southeast of Mt. Hough on the road to Quincy 1737 Comment
  CHSC37028  Senecio integerrimus var. exaltatus M. S. Taylor 1982-5-7 4416 Plumas Ramelli Ranch, s side of Feather River, ca. 1/4 mi e of Calpine Rd (109), ca. 1/2 mi sw of Beckwourth. 1487 Comment
  CHSC98353  Senecio integerrimus var. exaltatus L. P. Janeway 2007-5-20 8986 Plumas Northern High Sierra Nevada. Along road to the top of Red Hill, about 0.2 km due north of the summit. 1902 Comment
  UC1063250  Senecio integerrimus var. exaltatus E. Sawyer 1935-6-25 154 Plumas 1.5 mi e Crow; Plumas National Forest, Sierraville Quad. 1676 Comment
  RSA0124964  Senecio integerrimus var. exaltatus E. K. Balls, Lee W. Lenz 1955-5-13 20703 Plumas Between Tobin and Camp Rogers, US Hwy 40 alt. 610 Comment
  CHSC107461  Senecio integerrimus var. major Matt Simenc; N. Habecker, T. Hanson, M. Williams 2011-10-21 18 Plumas Northern High Sierra Nevada. 1.9 miles East of intersection of 22N60, 22N27, and Pacific Crest Trail, 500 ft downslope of 22N27 road. 1744 Comment
  CAS-BOT-BC364038  Senecio integerrimus var. major Gladys L. Smith 1976-6-7 4609 Plumas South end of summit ridge, secondary road from Quincy to La Porte 1920 Comment
  CHSC113623  Senecio sylvaticus Lowell Ahart 2014-8-31 19813 Plumas On the west side of Black Rock Creek, about 250 yards south of the foot bridge across Black Rock Creek, about 250 yards south of the Black Rock, Little Grass Valley Reservoir, about 4 1/2 miles (air) northwest of La Porte. 1536 Comment
  POM272149  Senecio triangularis Lyman Benson 1932-7-29 3991 Plumas Buck Lake. Sierra Nevada Mtn range. Feather River drainage. 2134 Comment
  CHSC112595  Senecio vulgaris Lowell Ahart 2013-9-11 19027 A 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
  CAS-BOT-BC364765  Sericocarpus oregonensis subsp. californicus John Thomas Howell 1951-8-19 28188 Plumas Greenville 1097 Comment
  JEPS88362  Sericocarpus oregonensis subsp. californicus Vernon H. Oswald and Lowell Ahart 1996-8-14 8162 Plumas Silver Lake Rd. 0.5 mi se Silver Lake Campground (ne of Nucks Lake); northern High Sierra Nevada 1706 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
  UCD92853  Setaria viridis John Thomas Howell 1959-9-20 34719 Plumas Tobin. 609 Comment
  CHSC21727  Sidalcea glaucescens F. T. Griggs; A. Pass 1975-8-5 304 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC52527  Sidalcea glaucescens L. P. Janeway 1990-6-19 3720 Plumas Plumas National Forest. Small dry creek west of Rattlesnake Creek, ca 1 1/4 mi N of Hwy 70/89 and Long Valley. 1402 Comment
  CHSC21704  Sidalcea oregana subsp. spicata F. T. Griggs; A. Pass 1975-8-2 289 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC67432  Silene bernardina James D. Jokerst; R. A. Schlising, L. Ahart 1985-8-12 2569 Plumas Top of Red Mtn. above Rich Gulch Rd., N of Hwy. 70. Comment
  CDA3475  Silene conoidea J. Budaj 1965-8-1 Plumas Sheehan ranch, 4 miles northeast of Greenville. 0 Comment
  CAS-BOT-BC386992  Silene douglasii Clare B. Hardham 1975-8-2 20451 Plumas Black Mt. 2133 Comment
  UC640584  Silene douglasii H. L. Mason 1924-6-20 1088 Plumas above Graeagle Lodge; above Graeagle Lodge Comment
  CHSC97273  Silene douglasii var. douglasii Lowell Ahart; John Dittes 2007-8-9 14434 Plumas About 50 yards west of the poor road, west slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis. 2551 Comment
  CAS-BOT-BC386894  Silene gallica John Thomas Howell; H. Keith Wagnon 1980-5-28 53707 Plumas North Fork Feather River canyon 4 miles northeast of Pulga Bridge Comment
  UC1527285  Silene invisa Lowell Ahart 1986-7-8 5351 Plumas about 1 mi nw Pilot Peak (about 14 mi ne); nw of Pilot Peak, ne of La Porte 1981 Comment
  CAS-BOT-BC389372  Silene lemmonii Lowell Ahart 1968-6-29 s.n. Plumas 6 miles northeast of La Porte 1371 Comment
  CAS-BOT-BC389378  Silene lemmonii John Thomas Howell; Gordon H. True 1967-7-11 43311 Plumas About 3 miles southeast of Mt. Hough 1706 Comment
  CAS-BOT-BC389389  Silene lemmonii Rimo Bacigalupi 1927-7-7 1637 Plumas Upper reaches of trail between Gray Eagle Valley and Long Lake Comment
  SD8098  Silene menziesii Mrs. R. M. Austin 1877-1 Plumas American Valley. Comment
  UC170953  Silene menziesii H. M. Hall 1912-6-28 9283 Plumas Spanish Creek Sierra Nevada Mountains, Spanish Creek 1158 Comment
  CAS-BOT-BC389565  Silene nuda Fred Sommers; Greg Sommers 1977-8-20 223 Plumas Sierra Valley Marsh. Along Dyson Lane, 200 meters southwest of A24 1524 Comment
  CAS-BOT-BC74966  Sinapis arvensis John Thomas Howell 1962-6-18 37815 Plumas Sierra Nevada. Sierra Valley, 5 miles south of Beckwourth. 1493 Comment
  SEINET10507627  Sitanion hystrix Mary Susan Taylor 1981-7-6 Taylor 3967 Plumas T24N R16E nw/se sec 7. Frenchman lake quad. Roadside and meadow along Grigsby Creek, ca. 1 mi W of N tip of the lake, ca. 13 air mi NW of Chilcoot. 5900 ft elev. 1798 Comment
  CHSC44149  Sium suave V. Oswald; L. Ahart 1988-8-4 3666 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. 1676 Comment
  NY821169  Solanum parishii R. M. Austin 07 1877 s.n. Plumas Spanish Peak Comment
  SEINET7723122  Solanum xanti Unknown Plumas American Valley Comment
  RSA60219  Solidago californica E. K. Balls 1950-9-9 15693 Plumas 3.1 miles east of turn to Sloat, between Quincy and Portola, Highway 24. 1250 Comment
  SEINET10872002  Solidago canadensis subsp. elongata Mary Susan Taylor 1981-7-17 Taylor 4030 A 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
  UC1070252  Solidago elongata C. G. Albertus 1935-8-3 246 Plumas 1 1/2 mi se Cromberg; Downieville Quad., Plumas National Forest Comment
  UC830217  Solidago elongata Mrs. E. C. Sutliffe Aug 1917 Plumas Blairsden Comment
  UC1999887  Solidago spectabilis J. C. Semple, B. A. Suripto, T. Ahmed 1990-8-12 9310 Plumas CA-89, about 3 km W of Taylorsville, Hough Creek. Comment
  CAS-BOT-BC374401  Sonchus asper John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1968-6-11 2369 Plumas Canyon of Butterfly Creek between Spanish Creek and Butterfly Valley 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
  JEPS124138  Sorbus scopulina Lowell Ahart, John Deurloo 2015-8-25 20525 Plumas About 100 yards east of the bridge, about 5 1/2 miles (air) south of Bucks Lake. Comment
  RSA716794  Sparganium angustifolium subsp. emersum L. 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. 2030 Comment
  UC1099796  Sparganium eurycarpum var. eurycarpum Malcolm A. Nobs and S. Galen Smith 1949-8-19 1461 Plumas se side Portola Comment
  CHSC58543  Sparganium natans Vernon H. Oswald; Lowell Ahart, Linnea Hanson, Lawrence Janeway 1992-7-1 5038 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). At the W end of the lake. 1926 Comment
  RSA246605  Sparganium natans Robert F. Thorne, Larry E. DeBuhr, Tilforth 1972-9-20 42364 Plumas Plumas Natl Forest; Snag Lake 2058 Comment
  CAS-BOT-BC390073  Spergularia atrosperma John Thomas Howell 1962-6-19 37866 Plumas 5.8 mi. east of Beckwourth 1493 Comment
  SEINET8883968  Spergularia marina W. Harnach, N. Harnach 1990-4-18 258 Plumas Sierra Valley, Marble Lane, Marble Hot Well. 1487 Comment
  CHSC95023  Spergularia rubra Lowell Ahart 2006-10-23 13480 Plumas On the east side of Slate Creek (there is a large gravel flat caused by the dam), about 40 yards south of where the road ends, about 10 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast of Strawberry Valley. 1281 Comment
  HSC93487  Sphenosciadium capitellatum G. Fred Hrusa, T. D. Wilfred 1996-8-1 13422 Plumas Pine Creek at Brady's Camp, 1/2 mi. NE Argentine Rock 2125 Comment
  OBI9965  Spiraea densiflora Lewis S. Rose 1966-7-27 66059 Plumas Butterfly Valley; 3 mi W of Keddie 1067 Comment
  RSA472771  Spiraea densiflora Anstruther Davidson 1928-7-1 s.n. Plumas Feather River [county not specified: Butte, Plumas or Sierra] Comment
  CAS-BOT-BC149663  Spiraea douglasii V. K. Kinzie 1924-8-1 s.n. Plumas Engelmine [Engel Mine] Comment
  CHSC91748  Spiraea douglasii G. F. Hrusa; S. Gamairi, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16283 Plumas Northern Sierra Nevada. Butterfly Valley Botanical Area: edge of bog. 1158 Comment
  CHSC35278  Stachys ajugoides var. rigida M. S. Taylor 1981-8-19 4126 Plumas Jct Bell Creek and Rd 23N10, ca. 1.5 mi w of Sloat. In creek bed. 1310 Comment
  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
  JEPS114798  Stellaria crispa Lowell Ahart 2008-8-13 15169 Plumas East of La Porte Road, west 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
  JEPS115898  Stellaria crispa Lowell Ahart, John Dittes, Josephine Guardino 2009-7-21 16106 Plumas About 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 miles (air) southwest of Lake Almanor 1302 Comment
  JEPS95479  Stellaria crispa Lowell Ahart 1994-7-28 7545 Plumas SW of Bucks Lake (NE of Frenchman Hill) 1706 Comment
  CDA11931  Stellaria longipes G. F. Hrusa, J. Dinsdale 1989-6-27 7212 Plumas Sierra Nevada; NW end of Bucks Lake, . 1615 Comment
  RSA518739  Stellaria longipes Barbara Ertter 1989-7-4 8689 Plumas Coyote Flat W of Lake Almanor, 4.2 mi W of jct of Hwy 89 and Hwy 36. 1524 Comment
  CAS-BOT-BC391184  Stellaria longipes subsp. longipes Alice Eastwood 1927-6-27 14886 Plumas United States Forest Reserve. On road from Chilcott [Chilcoot] Comment
  CHSC60531  Stellaria longipes var. longipes L. P. Janeway 1992-5-22 4197 Plumas Plumas National Forest. South side of Middle Fork Feather River, just south of railroad tracks; ca 2.7 mi east of Portola. Around oxbow pond. 1485 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
  CHSC110373  Stellaria obtusa Lowell Ahart 2012-9-5 18438 Plumas At the end of a small stream that flows into the South Fork of the Feather River, about 350 yards east of the County Road where it crosses the South Fork of the Feather River, about 3/4 mile (air) southwest of Pilot Peak, about 8-1/2 miles (air) northeast of La Porte. 1889