Search Results — 2000 specimen records retrieved (1466 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  RSA232720  Abies concolor Larry E. DeBuhr, Gary Wallace 1972-5-21 602 Plumas Plumas National Forest, along Highway 89 by west shore of Lake Almanor. 1402 Comment
  JEPS48675  Acer glabrum Esther C. Fritz 1933-7-2 Plumas Highway above Meadow Valley (near spring); highway above Meadow Valley, near spring Comment
  UC917262  Acer glabrum var. glabrum J. M. Tucker 1948-7-25 1737 Plumas sw side of Camel Peak Pinchard Creek, sw side of Camel Peak (Pinchard Creek, mine of United Mining Company) 1524 Comment
  RSA31122  Acer glabrum var. torreyi A. A. Heller 1915-7-7 12054 Plumas Near the summit of Soapstone ridge in the Sierra Nevada, 12 miles west of Bucks in the forest. 1677 Comment
  CHSC102103  Achillea millefolium Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16214 Plumas On dry rocky soil, along a drainage from a snow lake, about 100 yards northeast of the snow lake, on the south side of Forest Road 26N67F3, 1.2 miles (air) northeast of Rush Creek Hill, 2.6 miles (air) east-southeast of Caribou Powerhouse. 1677 Comment
  SFV11417  Achillea millefolium M. L. Vincent 1968-6-10 866 Plumas Sierra Nevada Caribou Road. 1 mile from Feather River, Highway 70. 730 Comment
  UC1131589  Achnatherum hymenoides C. W. Hanks 1934-8-13 45 Plumas ne Sierra Valley; Plumas National Forest, Sierraville Quadrangle Comment
  UC1137070  Achnatherum lemmonii August L. Hormay 1932-6-11 Plumas Long Canyon Plumas National Forest, Long Canyon Comment
  CAS-BOT-BC216877  Achnatherum occidentale John Thomas Howell; Gordon H. True 1967-7-11 43336 Plumas Summit ridge of mount Hough 2194 Comment
  JEPS102742  Achnatherum occidentale subsp. californicum Lowell Ahart 2001-7-11 8896 Plumas Large outcrop SW of Homer Lake, west of the trail to Homer Lake, about 5 1/2 miles (air) north of Greenville. 2042 Comment
  CHSC108144  Achnatherum occidentale subsp. occidentale Lowell Ahart 2011-9-17 17673 Plumas On bare open basalt, about 200 yards south of an unnamed stream that flows east into Little Grass Valley Reservoir and opposite the Black Rock, about 180 yards south of the paved road, about 1/8 mile west of Little Grass Valley Reservoir. 1645 Comment
  UC790988  Achnatherum occidentale subsp. occidentale A. A. Beetle 1941-6-28 2898 Plumas in meadow in forest, w side of Lake Almanor Lake Almanor 1828 Comment
  CAS-BOT-BC210929  Achnatherum occidentale subsp. pubescens John Thomas Howell 1961-6-21 36700 Plumas Greenville 1097 Comment
  SEINET175965 Image available Achnatherum thurberianum M. E. Jones 1897-7-5 Plumas Prattville CA 1372 Comment
  SD8661  Acmispon americanus Daniel Cleveland 1882-7-24 Plumas Big Meadows. Comment
  CHSC9706  Acmispon americanus var. americanus Nancy Mosman 1971-7-11 71 Plumas Found 3 ft e of Hwy 70 ca. 1.3 mi s of the Beldon turnoff. 1025 Comment
  CHSC67653  Acmispon nevadensis James D. Jokerst 1985-6-10 2411 Plumas Indian Creek Small Hydro Survey. Upper edge of reconstruction zone of Hwy. 70. Comment
  UC1125852  Aconitum columbianum C. G. Albertus 1935-8-3 247 Plumas 1 1/2 mi. s.e. Cromberg; Plumas Nat'l Forest, Downieville Quad. Comment
  SEINET10573315  Actaea rubra subsp. arguta Taylor 1981-6-2 Taylor 3828 Plumas By creek 1189 Comment
  RSA59331  Actaea rubra subsp. arguta E. K. Balls 1950-9-10 15777 Plumas 1.5 miles along trail from Lakes Center Public Camp, to Long Lake outlet. 2012 Comment
  CAS-BOT-BC29841  Adenocaulon bicolor Walter Knight; Irja Knight 1966-6-18 1282 Plumas Butterfly Valley 1097 Comment
  UC1584819  Adenocaulon bicolor Jerry Powell 1986-7-23 1495 Plumas 5 mi n, in shaded woods of Feather River Canyon Blairsden; Feather River Canyon Comment
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Jan 8 2012
  CHSC84356  Adiantum aleuticum Lowell Ahart 2003-8-13 10504 A Plumas On the south 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
  SEINET11708384  Adiantum aleuticum R. M. Austin n d s.n. Plumas no further locality Comment
  JEPS111009  Aegilops cylindrica J. Battagin 1989-6-29 Plumas Butterfly Valley (Mail boxes) 1066 Comment
  CHSC37691  Agastache urticifolia M. S. Taylor 1981-7-6 3973 Plumas 200 ft w of 24N64, on n side of Grigsby Creek (dry) ca 1 mi w of n tip of Frenchman Lake, ca. 13 air mi nw of Chilcoot. 1828 Comment
  CHSC52028  Agastache urticifolia L. P. Janeway 1989-7-12 3479 Plumas Along Jackson Cr; rd 23N11 2.3 mi from hwy 89/70, then 2.2 mi on rd 23N48 into Jackson Cr. 1783 Comment
  JEPS106039  Agastache urticifolia Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11161 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
  RSA59446  Agastache urticifolia E. K. Balls 1950-9-8 15724 Plumas Lakes Center Public Campground, Southern Plumas County. 2043 Comment
  SD61106  Agastache urticifolia D. F. Howe 1964-7-29 3898 Plumas Plumas National Forest, Gold Lake Lodge 1981 Comment
  SDSU7251  Agastache urticifolia D. F. Howe 1964-7-29 3298 Plumas Gold lake lodge, Plumas National Forest, Plumas Co. 1981 Comment
  SEINET10497801  Agastache urticifolia Mary Susan Taylor 1981-7-6 Taylor 3973 Plumas T24N R16E center sec 7. Frenchman Lake quad. Mixed Coniferous Forest, with sagebrush scrub understory; ca. 200 ft W of 24N64, on N side of Grigsby Creek (dry), ca. 13 air mi NW of Chilcoot, ca. 1 mi W of N tip of the lake; 6000 ft. 1829 Comment
  CAS-BOT-BC22925  Agoseris heterophylla Mary Strong Clemens 1920-6-7 s.n. Plumas Greenville Comment
  CAS-BOT-BC22917  Agoseris heterophylla Alice Eastwood 1927-6-18 14672 Plumas Greenville Comment
  SEINET6738586 Image available Agoseris heterophylla Mrs. C. B. Gulling 1526 Plumas Sierra Valley Comment
  CAS-BOT-BC13313  Agoseris parviflora Alice Eastwood 1927-6-27 14883 Plumas United States Forest Reserve. On road from Chilcoot. Comment
  CAS-BOT-BC13433  Agoseris retrorsa Alice Eastwood 1927-6-13 14546 Plumas Forest Lodge, Greenville, United States Forest Reserve. Comment
  CHSC81343  Agoseris retrorsa L. P. Janeway 1996-5-20 4979 Plumas Northern High Sierra Nevada. Soda Creek, along Road 25N22 200 ft northwest of Hwy 70 and East Branch North Fork Feather River. 890 Comment
  CAS-BOT-BC127597  Agropyron cristatum John Thomas Howell; H. Keith Wagnon 1980-5-28 53708 Plumas Sierra Nevada. North Fork Feather River Canyon 4 miles northeast of Pulga Bridge. Comment
  CAS-BOT-BC162046  Agrostis Fred Sommers; Greg Sommers 1976-7-20 191 Plumas Marble Hot Springs Area SIerra Valley Marsh. 1487 Comment
  CHSC94989  Agrostis exarata Lowell Ahart 2006-10-23 13492 Plumas On the west side of Slate Creek (there is a large gravel flat caused by the dam), about 30 yards south of where the road ends, about 20 yards north of the dam across Slate Creek, about 1/8 mile northeast of Scales Road, about 5 1/2 miles (air) northeast of Strawberry Valley. 1281 Comment
  CHSC97108  Agrostis exarata Lowell Ahart; Josephine Guardino 2007-7-21 14358 Plumas Along a small stream, near a spring, open dry flat, south of the dirt road, about 1/2 mile (air) south of Bagley Pass, about 400 yards north of Lake Davis. 1787 Comment
  UCD52350  Agrostis exarata F. W. Embree 1934-6-11 95 Plumas 1 mile N.E. of Bucks Ranch. 1600 Comment
  JEPS116107  Agrostis gigantea Lowell Ahart, John Dittes 2009-7-27 16174 Plumas On damp soil, bottom and sides of a small dry pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam 1479 Comment
  JEPS76245  Agrostis pallens W. L. Jepson 1939-8-16 19450 Plumas Bucks Valley 1584 Comment
  UCD53169  Agrostis pallens G. L. Stebbins Jr. 1939-7-9 2930 Plumas Meadow view ranger station. 1889 Comment
  CHSC24271  Agrostis scabra K. R. Stern 1975-7-23 Plumas W side of Lake Almanor. Comment
  CHSC105966  Agrostis stolonifera Lowell Ahart 2010-9-9 17147 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
  CHSC24254  Agrostis stolonifera K. R. Stern 1975-7-1 Plumas W side of Lake Almanor. 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
  CAS-BOT-BC267063  Alisma Fred Sommers; Greg Sommers 1976-8-12 209 F Plumas 1 km SE of metal bridge, Sierra Valley Marsh Comment
  CAS-BOT-BC267059  Alisma John Thomas Howell 1973-7-9 49707 Plumas Crescent Milk 1066 Comment
  UC441332  Alisma plantago-aquatica Mrs. R. M. Austin Aug. 1896 505 Plumas Big Meadows Comment
  CHSC43780  Alisma triviale Vernon Oswald 1984-8-14 1646 Plumas Hwy 89 at the s edge of Crescent Mills. 1071 Comment
  CAS-BOT-BC131951  Allium John Thomas Howell 1976-4-2 51576 Plumas 2 miles northwest of Spring Garden 1173 Comment
  SD6422  Allium atrorubens Mrs. R. M. Austin 1880-1 Plumas Big Meadows. Comment
  CHSC33593  Allium campanulatum M. S. Taylor 1981-6-15 3905 Plumas Jct of 24N27 and 24N27 (loop around Smith Lake), ca. 2 mi n of its jct with Bucks Lake Rd, ca. 3 mi ne of Meadow Valley. 1158 Comment
  CHSC65144  Allium campanulatum Vernon H. Oswald; Lowell Ahart 1995-7-24 7123 Plumas N of Chester on Forest Road 30N25 (to Hay Mdw. Trailhead), 0.5 mi NW of Forest Route 10. 1920 Comment
  SBBG30570  Allium campanulatum D. Myrick 1968-6-18 1944 Plumas Butterfly Valley, 4 mi NW of Quincy 1036 Comment
  CAS-BOT-BC464480  Allium campanulatum Anna Head 1920-6-8 s.n. Plumas Camp Rodgers, Feather River Region 701 Comment
  SEINET8119077  Allium campanulatum A. A. Heller, P. B. Kennedy 1907-7-3 8708 Plumas Hills above Red Clover Valley. Comment
  SEINET8533610 Image available Allium campanulatum L. Constance 1938-6-10 2321 Plumas Feather River at Chester near Lake Almanor 1219 Comment
  UC2013025  Allium parvum Barbara Ertter 1990-5-13 8963 Plumas North side Highway 36 on west side of Chester, jeffrey pine flat across from county road department. Comment
  CHSC43321  Allium platycaule Lowell Ahart 1975-7-9 856 Plumas About 1 mile west of Pilot Peak. 1981 Comment
  UC1585996  Allium platycaule Barbara Ertter with Gary Schoolcraft 1989-7-3 8654 Plumas ca. 8 air mi s Susanville (n side of Red Rock); Red Rock 2286 Comment
  CAS-BOT-BC474091  Allium platycaule Michael A. Vincent 1999-6-8 8549 Plumas Plumas National Forest, Milford Ranger District, Along FS 28N03 between FS 27N25 and FS 26N16 Comment
  SEINET8191575  Allium platycaule Unknown 1919-5-11 s.n. Plumas Beckwourth. Comment
  UC1075697  Allium platycaule Robert J. Weatherby 1955-7-2 1568 Plumas Bear Ridge near Taylor Lake; Bear Ridge 2194 Comment
  CAS-BOT-BC476720  Allium validum John Thomas Howell 1967-6-23 42701 Plumas Butterfly Valley 1066 Comment
  CAS-BOT-BC476725  Allium validum Lloyd W. Swift 1932-7-17 68 Plumas Oats Meadow in Grass Valley 1584 Comment
  SEINET3880097  Allium validum D. W. McNeal 1995-7-16 4129 Plumas Along a stream ca 200 m S of the Gray Eagle trailhead on the trail go Long Lake. Plumas National Forest.; 0 Comment
  NY334877  Allocarya ambigens A. A. Heller 1907-7-2 8682 Plumas Between Vinton and Beckwith Comment
  SEINET5332277 Image available Allocarya microcalyx A. A. Heller, P. B. Kenndey 1907-7-2 8680 Plumas Between Vinton and Beckwith. Comment
  CHSC116233  Allophyllum integrifolium Lowell Ahart 2015-7-4 20285 Plumas On the east side of the paved road, about 1/2 mile north of the intersection of Lumpkin Ridge Road and road to Little Grass Valley Reservoir, about 1 1/2 miles north (air) of Little Grass Valley Reservoir dam. 1731 Comment
  CHSC97196  Allophyllum integrifolium Lowell Ahart; John Dittes, Josephine Guardino 2007-6-9 14049 Plumas 150 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  CHSC62353  Allotropa virgata B. Castro; R. Fallscheer, R. Zebell 1989-8-15 397 Plumas Ca 5 air mi S of Bucks Lake, ca 0.5 mi E of Coldwater Creek, and ca 0.2 mi S of Ohio Ravine. 1682 Comment
  CAS-BOT-BC171359  Alnus incana subsp. tenuifolia Walter Knight; Irja Knight 1966-9-12 1745 Plumas Butterfly Botanical Area and vicinity. Beargrass Glade 1127 Comment
  CAS-BOT-BC171362  Alnus incana subsp. tenuifolia David D. Keck 1932-7-3 1652 Plumas Meadow S of Spanish Creek. Quincy. Northern Sierra Nevada 1065 Comment
  CAS-BOT-BC171363  Alnus incana subsp. tenuifolia David D. Keck 1932-7-3 1652 Plumas Meadow S of Spanish Creek. Quincy. Northern Sierra Nevada 1065 Comment
  CAS-BOT-BC171371  Alnus incana subsp. tenuifolia Anna Head 1921-8-7 s.n. Plumas Feather River Region 1920 Comment
  RSA189386  Alnus incana subsp. tenuifolia L. S. Rose 1967-6-12 67113 Plumas Butterfly Valley, ca. 3 miles W of Keddie. 1220 Comment
  CAS-BOT-BC170699  Alnus rhombifolia A. A. Heller; P. B. Kennedy 1907-7-15 8841 Plumas Near mouth of Little Grizzly creek below Genessee Comment
  SBBG25319  Alnus rhombifolia E. Ahrenholz 1962-4-18 20 Plumas between Greenville and Lake Almanor, St Hwy 89 Comment
  UC1348835  Alnus rhombifolia R. Cockrell 1938-9-21 8414 Plumas Meadow Valley; stream bank Comment
  RSA726284  Alopecurus aequalis L. Ahart, John Dittes 2007-6-16 14149 Plumas About 200 yards S 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
  SEINET4342383  Alopecurus carolinianus W. Harnach, N. Harnach 1991-6-21 560 Plumas Sierra Valley, next to R/R bridge east of Co. Rd. A-23 1487 Comment
  CAS-BOT-BC137997  Alopecurus geniculatus Mrs. Jos Clemens 1919-10-25 s.n. Plumas Crescent. Comment
  CAS-BOT-BC137998  Alopecurus geniculatus David D. Keck 1932-7-3 1667 Plumas Northern Sierra Nevada. Quincy. 1065 Comment
  JEPS68430  Alopecurus geniculatus W. L. Jepson 1910-6-14 4134 Plumas Prattville 1310 Comment
  UCD55898  Alopecurus geniculatus John Thomas Howell 1960-7-22 35882 Plumas Lassen Volcanic National Park. Drakesbad. 1676 Comment
  SEINET10507148  Alopecurus geniculatus Mary Susan Taylor 1982-8-27 Taylor 5062 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
  CHSC60882  Alyssum minus subsp. micranthum Vernon H. Oswald 1993-6-17 5551 Plumas Trail along the N shore of Willow Lake, at an old camping site ca. 0.3 mi SE of the gate in fence marking the S boundary of Lassen Volcanic National Park. 1656 Comment
  JEPS102564  Amaranthus californicus Lowell Ahart 2001-10-8 9318 Plumas On the sides of Boulder Creek, below the high water line of Antelope Lake, about 24 miles (air) NE of Quincy. 1522 Comment
  JEPS102577  Amaranthus californicus Lowell Ahart 2001-10-16 9366 Plumas On the south side of a small stream, below the high water line and on the NW side of Round Valley Reservoir, about 2 1/2 miles SW of Greenville. 1363 Comment
  RSA537532  Amaranthus californicus Barbara Ertter 1988-10-21 8009 Plumas Lake Almanor, E end of causeway ca 1.5 mi E of Chester on Hwy 36. 1341 Comment
  UC1602204  Amaranthus retroflexus H. E. Brown Aug 15 1897-Aug 31 1897 663 Plumas near Lassen Buttes 1828 Comment
  CHSC105641  Ambrosia acanthicarpa Lowell Ahart; John Dittes 2010-10-5 17301 Plumas On the east side of Highway 49, 830 feet north of the Plumas-Sierra county line, 2.7 miles (air) northeast of Loyalton, 6.9 miles (air) southwest of Vinton. 1508 Comment
  UCD112870  Amelanchier alnifolia Michael A. Vincent 1999-6-7 8536 Plumas Along FS Rt. 176 and Chance Creek at bridge, 7.1 miles north of CA Rt. 70. Comment
  CHSC81815  Amelanchier alnifolia var. pumila Lowell Ahart 2001-10-16 9388 Plumas On the northwest side of Round Valley Reservoir, just south of the road, about 2 1/2 miles southwest of Greenville. 1366 Comment
  CHSC98337  Amelanchier alnifolia var. pumila L. P. Janeway 2007-6-3 9021 Plumas Northern High Sierra Nevada. Eastern end of Red Mountain, along the high exposed rocky ridgeline. Weathered reddish serpentine; gravelly flats around rock outcroppings. 1929 Comment
  CHSC100423  Amelanchier utahensis Lowell Ahart 2008-9-10 15386 Plumas By large rocks, north of the camping area, about 30 yards west of the levee in Onion Valley, about 3/4 mile northwest of Pilot Peak, about 1/8 mile east of the Quincy La Porte Road, about 9 1/2 miles (air) northeast of La Porte. 1899 Comment
  RSA795727  Amelanchier utahensis L. Ahart, John Dittes, Josephine Guardino 2009-7-22 16125 Plumas East side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 air miles west-southwest of Greenville, about 5.2 air mile southeast of Lake Almanor Dam. 1607 Comment
  CAS-BOT-BC213970  Amsinckia A. A. Heller; P. B. Kennedy 1907-7-15 8850 Plumas Near mouth of Little Grizzly creek below Genessee Comment
  SEINET10497227  Amsinckia menziesii Mary Susan Taylor 1982-6-28 Taylor 4773 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-BC64279  Anaphalis margaritacea Walter Knight; Irja Knight 1966-9-12 1736 Plumas Butterfly Botanical Area and Vicinity 1127 Comment
  CAS-BOT-BC64282  Anaphalis margaritacea Anna Head 1921-8-9 s.n. Plumas Lake Center Camp Comment
  JEPS127123  Anaphalis margaritacea Lowell Ahart 2016-8-30 21322 Plumas About 100 yards west of the Pacific Crest Trail on Bunker Hill Ridge, about 1 1/2 miles (air) southeast of Pilot Peak. Comment
  CAS-BOT-BC64278  Anaphalis margaritacea M. S. Taylor 1982-8-10 4951 Plumas Almanor NE quad. End of spur rd off Seneca Rd (306) at Salmon Creek, ca. 2 air mi s of Canyon Dam 1524 Comment
  CHSC63972  Anemone drummondii B. Castro; G. Kuenster 1994-6-30 519 Plumas Ca 0.1 mi SE of Grizzly Mtn (= Red Mtn on some maps), along either side of USFS Rd 23N69. 1911 Comment
  SEINET10536190  Anemone drummondii Mary Susan Taylor 1981-5-8 Taylor 3660 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
  JEPS113800  Angelica breweri Lowell Ahart, John Dittes 2007-8-9 14453 Plumas On the west side of the ridge, about 3/5 mile south of Mount Ingalls, about 5 1/2 miles (air) northwest of the north end of Lake Davis 2509 Comment
  JEPS16089  Angelica breweri W. L. Jepson 1924-7-22 10610 Plumas Middle Fork Feather River, Rich Point Middle Fork Feather River; , Rich Point 914 Comment
  UCD127138  Angelica breweri K. L. Olson 1949-7-31 22 Plumas Feather River Canyon, 2 miles north of Howells, on road to Caribou. Comment
  UCD128908  Antennaria argentea Matt Georgeff 1992-5-17 21 Plumas Snake Lake campground, 15 miles west of Quincy, 0.5 mile from campground. Comment
  JEPS113786  Antennaria dimorpha Lowell Ahart, John Dittes, Josephine Guardino 2007-6-9 14039 Plumas Along the west side of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1857 Comment
  CHSC57062  Antennaria geyeri L. P. Janeway; Garrett Gibson 1991-7-11 4073 B Plumas Plumas National Forest. Between Smith Peak and the southwest corner of Lake Davis; between Humbug Creek and Dan Blough Creek. 1798 Comment
  UC367133  Antennaria geyeri J. G. Lemmon and wife 1883-7-3 Plumas Indian Valley Comment
  CAS-BOT-BC58697  Antennaria luzuloides L. P. Janeway; Garrett Gibson 1991-6-13 4006 Plumas 0.25 mi. WNW of Claireville Flat, ca. 0.5 mi. SE of Hwy 70 and Willow Creek 1484 Comment
  CAS-BOT-BC64786  Antennaria luzuloides subsp. aberrans John Thomas Howell 1962-6-18 37789 Plumas Sierra Valley near Beckworth 1487 Comment
  UC1125558  Antennaria rosea E. Sawyer 1935-6-27 213 Plumas Mouth of Dixie Valley Sierraville Quad., Dixie Valley 1554 Comment
  UC177183  Antennaria rosea A. A. Heller and P. B. Kennedy 1907-7-5 8749 Plumas Red Clover Valley Comment
  UC501397  Anthemis cotula David D. Keck Jul 3 1932-Jul 5 1932 1683 Plumas Quincy Northern Sierra Nevada 1065 Comment
  JEPS108994  Antirrhinum vexillocalyculatum subsp. intermedium Lowell Ahart 2006-10-8 13421 Plumas On the east bank of Chips Creek, southeast of the bridge on Highway 70, on the north side of the North Fork of the Feather River, about 1 1/4 miles southwest of Belden 715 Comment
  JEPS5349  Antirrhinum vexillocalyculatum subsp. intermedium W. I. Follett 1942-7-27 136 Plumas Deadwood Summit 1386 Comment
  SD120891  Antirrhinum vexillocalyculatum subsp. intermedium David M. Thompson 1983-7-6 367 Plumas 5.4 miles SE on Beckwourth-Greenville Road from Taylorsville Park Campground entrance and junction with Arlington Road. About 2 miles west of Genesee; across the road from Indian Creek at about the place where Little Grizzly meets it. 1134 Comment
  CHSC34868  Apocynum androsaemifolium M. S. Taylor 1981-7-17 4036 Plumas Lakes Basin, Bear Lakes Trail, just s of spur trail to Gold Lake Lodge, ca. 6 mi s of Mohawk. 1981 Comment
  CHSC57248  Apocynum androsaemifolium L. P. Janeway 1984-9-1 1128 Plumas Lakes Basin Recreation Area, on west side of Mud Lake. 2026 Comment
  OBI20479  Apocynum androsaemifolium Lewis S. Rose 1967-7-10 67147 Plumas 1 mi S of Keddie; Butterfly crk and Spanish crk 884 Comment
  RSA59487  Apocynum androsaemifolium subsp. pumilum E. K. Balls 1950-9-15 15892 Plumas S tip Lake Almanor by P.G.E. dam, Hwy 89. 1372 Comment
  CAS-BOT-BC392014  Aquilegia Clare B. Hardham 1978-8-11 s.n. Plumas Area se. of Thompson Peak Comment
  CAS-BOT-BC397884  Aquilegia formosa Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC397894  Aquilegia formosa Lowell Ahart 1979-7-18 s.n. Plumas Ca 1 mi. W of Pilot Pk. 2000 Comment
  UC1125879  Aquilegia formosa G. T. Nordstrom 1934-7-2 163 Plumas 1 mi se Mt. Ararat; Plumas National Forest, Bidwell Bar Quadrangle 1584 Comment
  UC586845  Aquilegia formosa Joseph Andorfer Ewan 1934-6-25 8201 Plumas above Dentens (Blairsden) (Gold Lake Rd) 1524 Comment
  RSA106758  Aquilegia formosa var. truncata L. S. Rose 1955-7-20 55158 Plumas Mohawk. 1372 Comment
  POM99588  Aquilegia formosa var. truncata Marcus E. Jones 1897-7-5 s.n. Plumas Prattville. 1372 Comment
  SEINET10480702  Arabis Mary Susan Taylor 1981-7-22 Taylor 4103 Plumas T24N R11E se/se sec 8, Spring Garden quad. In Red Fir Forest; ca. 1/4 mi NE of Argentine Lookout, ca. 5 air mi N of Spring Garden. 7100 ft elev. 2164 Comment
  RSA101485  Arabis davidsonii R. Weatherby 1955-7-26 1553 Plumas Volcanic cliff above Mud Lake; Lakes Basin Area. 2195 Comment
  UC174584  Arabis glabra A. A. Heller and P. B. Kennedy 1907-7-11 8810 Plumas Prattville Comment
  SEINET5340340  Arabis holboellii var. pinetorum R. C. Rollins, K. W. Rollins 1981-5-29 81159 Plumas 3.1 miles northwest of U.S. Hwy. 70 near the Beckwourth-Genesee Road. 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
  SEINET2471359  Arceuthobium californicum R. L. Mathiasen 2008-9-27 2008 -71 Plumas 3 km from jct. of forest rd. 414 with rd. 423 to Bucks Lake on rd. 414 1490 Comment
  RSA101407  Arceuthobium californicum R. Weatherby 1955-8-2 1667 Plumas Jeep trail from Spanish Ranch to Bean Hill Diggings, Meadow Valley. 1159 Comment
  UC1078839  Arceuthobium campylopodum Job Kuijt 1958-5-20 1347 Plumas 7.5 mi w Blairsden Comment
  SEINET2140125  Arceuthobium tsugense subsp. mertensianae R. L. Mathiasen 2007-1 2007 -62 Plumas S. end of Long Lake. 2020 Comment
  CAS-BOT-BC24205  Arctostaphylos John Thomas Howell; Gordon H. True 1967-5-8 42199 Plumas Along Forest Service Rd. between Butterfly Valley proper and the Butterfly Botanical area Comment
  CDA20455  Arctostaphylos mewukka B. Smith August 1996 s.n. Plumas Plumas National Forest; 0.5 mi S of Cascade. 0 Comment
  CAS-BOT-BC38476  Arctostaphylos mewukka subsp. truei Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1968-6-11 2353 Plumas Butterfly Botanical Area. Confluence of Spanish Creek & Butterfly Creek. Comment
  CAS-BOT-BC38480  Arctostaphylos mewukka subsp. truei J. A. Mitchell 1914-4-12 s.n. Plumas American Valley 1219 Comment
  CAS-BOT-BC38488  Arctostaphylos mewukka subsp. truei John Thomas Howell 1975-7-21 51339 Plumas Injun Jim Campground, Feather River Canyon. 609 Comment
  CAS-BOT-BC38489  Arctostaphylos mewukka subsp. truei John Thomas Howell 1975-7-21 51337 Plumas Injun Jim Campground, Feather River Canyon. 609 Comment
  CAS-BOT-BC38491  Arctostaphylos mewukka subsp. truei John Thomas Howell; Gordon H. True 1967-7-11 43287 Plumas 2 miles from Quincy Junction on road to Mt. Hough 1219 Comment
  CAS-BOT-BC38618  Arctostaphylos mewukka subsp. truei John Thomas Howell 1975-7-21 51338 Plumas Injun Jim Campground, Feather River Canyon 609 Comment
  CAS-BOT-BC38619  Arctostaphylos mewukka subsp. truei John Thomas Howell 1975-7-21 51336 Plumas Injun Jim Campground, Feather River Canyon 609 Comment
  CHSC85486  Arctostaphylos nevadensis G. Douglas Barbe; T. C. Fuller 1982-6-15 3718 Plumas Sierra Nevada. 1.0 mile below and northeast of Red Hill Summit, Plumas National Forest. 1783 Comment
  RSA122008  Arctostaphylos patula D. Axelrod 1934-6-4 10 Plumas Southwest of La Porte. Alt. 5400 feet. Comment
  SEINET11993341  Arctostaphylos truei W. Knight, Knight, I. 1986-1 5221 Plumas between Tobins & Belden near Injun Jim Campground, on N Fork of Feather River 640 Comment
  CAS-BOT-BC47026  Arctostaphylos viscida subsp. viscida Walter Knight; Irja Knight 1986-2-6 5220 Plumas Between bridge over n. fork of Feather River near Pulga and Jarboe Gap. 640 Comment
  CAS-BOT-BC47030  Arctostaphylos viscida subsp. viscida C. Hart Merriam 1906-10-1 s.n. Plumas Quincy. Comment
  CHSC53239  Arenaria aculeata L. P. Janeway 1989-6-16 3328 Plumas Plumas National Forest. Northeast slope of Crocker Mtn facing the SE end of Red Clover Valley. 1828 Comment
  UC1730234  Arenaria congesta var. subcongesta L. P. Janeway 1998-6-24 5671 Plumas NE of Jordan Flat (Last Chance Creek, N side 600 ft N of Road 28N03 0.3 mi W of Road 101) 1792 Comment
  UC584337  Arenaria congesta var. subcongesta G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2244 Plumas n Engelmine (Sw slopes and ridge crest Red Rock); Red Rock 2133 Comment
  SEINET6225252  Arenaria congesta var. suffrutescens L. S. Rose 1967-1 67172 Plumas 1 mi S of Keddle, Butterfly Creek & Spanish Creek Comment
  JEPS95599  Arenaria kingii var. glabrescens Lowell Ahart 1994-6-29 7413 Plumas about 1/2 mi S of Bucks Lake (W of a poor logging road) 1828 Comment
  JEPS88490  Arnica chamissonis Vernon H. Oswald and Lowell Ahart 1996-7-15 8033 Plumas e side of marsh ca. 1.4 mi s Last Chance Campground (n end of lake, at streams and marshy meadow extending e from Rd. 29N11); High Cascade Range, Lake Almanor, Last Chance Marsh 1371 Comment
  UCD107498  Arnica chamissonis Tim Kuhn 2006-6-20 44 Plumas adjacent to Crocker Guard Station. Comment
  CAS-BOT-BC82217  Arnica chamissonis Mrs. Jos Clemens 1920-7-30 2 Plumas Feather River Meadows Forestry Station near Tehama & Plumas Co. lines Comment
  CAS-BOT-BC82225  Arnica chamissonis John Thomas Howell 1977-8-11 52701 Plumas at north end of Frenchmans Reservoir 1706 Comment
  RSA127311  Arnica chamissonis subsp. foliosa Clarence R. Quick 1952-9-5 52 -313 Plumas Northwest of Almanor. Comment
  UC579655  Arnica cordifolia E. Sawyer 1935-5-22 27 Plumas 1 1/4 mi ne Beckwith Butte; Plumas National Forest, Sierraville Quad. 1706 Comment
  SEINET10473588  Arnica cordifolia Mary Susan Taylor, M. Foster 1981-6-3 Taylor 3841 Plumas T24N R12E center sec 2l, Mt Ingalls quad; N side of 24N57, ca. 0.5 mi SE of Little Summit Lake, in shaded seep area within Yellow Pine Forest, ca. 11 mi NW of Portola; elevation ca. 6000 ft. 1829 Comment
  UC1070451  Arnica dealbata A. Lewis 1934-7-25 520 Plumas La Porte Plumas National Forest, Downieville Quad. 1524 Comment
  CAS-BOT-BC295861  Arnica dealbata L. W. Swift 1934-7-5 87 Plumas Plumas National Forest. N La Porte 1950 Comment
  CAS-BOT-BC82511  Arnica discoidea David D. Keck 1932-7-3 1645 Plumas Hillside south of town (forested), Quincy, in the Northern Sierra Nevada 1220 Comment
  JEPS106038  Arnica mollis Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11166 Plumas Around a small meadow, on the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy 2139 Comment
  CHSC67617  Arrhenatherum elatius James D. Jokerst 1985-6-10 2406 Plumas Indian Creek Small Hydro Survey. Adjacent to Indian Creek 400 m S of Hwy. 70, ca. 2 mi SW of Crescent. Comment
  CHSC80113  Arrhenatherum elatius L. P. Janeway 1996-6-20 5026 Plumas Northern High Sierra Nevada. Along Road 25N17 (road from Virgilia to Meadow Valley) 0.3 mi from Road 25N20, in total 1.9 mi from railroad crossing and East Branch North Fork Feather River. 1066 Comment
  CAS-BOT-BC85020  Artemisia arbuscula subsp. arbuscula L. P. Janeway; Garrett Gibson 1991-6-24 4058 Plumas North end of McReynolds Valley, ca 0.8 mi south of the 01 road in Squaw Valley. Crocker Mtn. quad. 1691 Comment
  CAS-BOT-BC90122  Artemisia biennis John Thomas Howell 1961-9-24 36915 Plumas Feather River bed sw. of Beckwourth 1487 Comment
  SEINET224361  Artemisia cana John Thomas Howell 1961-9-24 Plumas Plumas County: Near Feather River bridge, SW of Beckwourth. 1487 Comment
  CAS-BOT-BC84874  Artemisia cana subsp. cana E. K. Balls 1950-9-2 15664 Plumas Along Grizzly Creek, about Grasshopper Flat, road from ramelli to Walker Mine. 1828 Comment
  CHSC34883  Artemisia douglasiana M. S. Taylor 1981-8-31 4258 Plumas Both sides of Hwy 89, ca. 0.5 mi S of Clio. 1341 Comment
  CHSC56840  Artemisia douglasiana L. P. Janeway 1991-8-3 4109 Plumas Plumas National Forest. Small drainage to Freeman Creek 1 3/4 mi west of Smith Peak. 1965 Comment
  SEINET10474108  Artemisia douglasiana Mary Susan Taylor 1981-8-28 Taylor 4247 Plumas California: T21N R13E se1/4 sec 5. Sierra City NE quad. Along Sulphur Creek, ca. 1/4 mi S of Hwy 89, ca. 3 mi SE of Clio. Plumas County. 4700 ft. 1432 Comment
  UCD147797  Artemisia douglasiana Allyson Ayalon; Lucie Jerabkova 2012-8-1 150 Plumas Plumas County. Antelope Lake vacinity. 1524 Comment
  CAS-BOT-BC90410  Artemisia douglasiana Albert Gould; J. D. Schoelier 1928-7-18 363 Plumas Plumas National Forest, Crocker Ridge-Grizzly cut off 1950 Comment
  SEINET11843904  Artemisia douglasiana K. R. Stern 1985-1 8190 Plumas Vicinity of Blairsden 1402 Comment
  SEINET6775420 Image available Artemisia douglasiana A. A. Heller, P. B. Kennedy 1907-7-17 8876 Plumas Red Clover Valley Comment
  CAS-BOT-BC93745  Artemisia ludoviciana subsp. incompta L. P. Janeway 1992-8-30 4296 Plumas Blue Nose Mtn. quad, McRae Meadow; upper end of East Nelson Creek. 1889 Comment
  SEINET252470 Image available Artemisia tridentata subsp. tridentata Leila M. Shultz, Heather Garrison 2006-1 20320 Plumas Between Quicy and Reno, ca. 2 miles west of Vinton on south-facing slope. 1513 Comment
  UC1119488  Artemisia tridentata subsp. tridentata R. Roseberry 1934-11-19 16 Plumas 1/2 mi n Bungalow; Plumas National Forest, Downieville Quadrangle Comment
  JEPS125809  Artemisia tridentata subsp. wyomingensis William Harnach 2015-3-27 1398 Plumas 0.75 miles ENE of the intersection of Highway 49 and Dyson Lane approximately 4 miles South of Vinton, Ca. Comment
  HSC3275  Asarum lemmonii L. S. Rose 1968-6-11 68109 Plumas Butterfly Valley, 4 mi. S of Keddie 1037 Comment
  OBI77250  Asarum lemmonii Lewis S. Rose 1967-7-10 67155 Plumas 3 mi W of Keddie; Butterfly Valley 1097 Comment
  RSA246614  Asarum lemmonii R. F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-20 42325 Plumas Plumas National Forest: Fern Glen, Butterfly Valley Botanic Area. 1098 Comment
  SJSU5652  Asarum lemmonii Lewis S. Rose 1968-6-11 68109 Plumas Butterfly Valley, 4 mi S of Keddie 1036 Comment
  RSA754532  Asclepias cordifolia L. Ahart, John Dittes, Josephine Guardino 2009-6-14 15851 Plumas Cut bank of Forest Road 27N01Y, about 1.3 air miles W of Lake Almanor Dam. 1463 Comment
  SEINET10890220  Asclepias fascicularis R. M. Austin Austin s.n. Plumas Plumas Co. Comment
  POM253214  Asclepias speciosa A. A. Heller 1938-7-2 s.n. Plumas 3 miles east of Quincy. 1098 Comment
  CAS-BOT-BC69587  Aspidotis densa Lewis S. Rose 1963-6-5 63135 Plumas E. branch, North Fork Feather River, 0.5 mi. n. of Rich Bar. 822 Comment
  JEPS120177  Aspidotis densa Lowell Ahart 2012-7-1 18248 Plumas About 200 yards west of Caribou Road, about 4 miles (air) northeast of Belden. Comment
  SD9714  Aspidotis densa J. G. Lemmon 1875-1 Plumas Sierra Valley Comment
  UC1874977  Aspidotis densa Ruth Kirkpatrick 2001-7-21 1075 Plumas Feather River Canyon, along Hwy 70, 4.3 mi upstream from E branch of North Fork of Feather River 731 Comment
  CAS-BOT-BC97477  Aster Clare B. Hardham 1978-8-11 21803 Plumas Red Clover Creek Road 1219 Comment
  CDA14224  Aster eatonii G. F. Hrusa, T. D. Wilfred 1996-8-23 13529 Plumas Sierra Nevada; Upper Long Valley Creek below confluence with Bull Run Creek. 1 mi. E of Lava Peak, & 2 mi. NE of Cromwell townsite. Along old 12E19 pack trail, now largely unused in upper parts. Comment
  RSA59248  Aster eatonii E. K. Balls 1950-8-31 15537 Plumas Hwy. 24, 0.5 mile north of Spanish Creek, just north of Quincy. 1098 Comment
  RSA59700  Aster eatonii E. K. Balls 1950-9-9 15769 Plumas South end of small lake west of Lakes Center Public Camp Comment
  CHSC66693  Aster elatus Vernon H. Oswald; Linnea Hanson 1996-7-30 8102 B Plumas Forest Rt. 201 (Old Haun Rd.) at Second Water Trough Creek, ca. 0.5 mi W of Hauns Mdw., SE of Dyer Mtn. Lookout, N of Hwy. 89, E of Lake Almanor, NW of Greenville. 1432 Comment
  RSA59444  Aster occidentalis var. fremontii E. K. Balls 1950-9-8 15726 Plumas Lakes Center Public Campground 2043 Comment
  CHSC88828  Astragalus L. Hanson 1987-5-27 281 Plumas Plumas National Forest. Red Hill Lookout. 1920 Comment
  RSA101410  Astragalus bolanderi R. Weatherby 1955-7-26 1664 Plumas Spanish Peak. Comment
  CHSC97590  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
  JEPS109858  Astragalus lentiformis Dean W. Taylor 2006-5-27 19533 Plumas Frenchman Lake; hillslopes north of Frenchman Creek 1 mile west of junction of Frenchman Lake Road and Forest Road 01, Plumas National Forest 1706 Comment
  RSA637592  Astragalus lentiformis Michael A. Vincent 1999-6-7 8530 Plumas Plumas National Forest; Milford Ranger District; west of Frenchman Lake along FS Route 11. Comment
  UCD169251  Astragalus lentiformis S. L. Welsh; N. D. Atwood 2001-6-13 28125 Plumas Red Clover Valley, ca 12 miles north of Beckwourth. 1678 Comment
  SEINET10452236  Astragalus purshii Mary Susan Taylor 1981-5-10 Taylor 3681 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
  CHSC37016  Astragalus webberi M. S. Taylor 1982-6-14 4671 Plumas E side of Hwy 89, ca. 1 mi n of Indian Falls. 1036 Comment
  RSA333469  Athyrium filix-femina subsp. cyclosorum Dave Kelly, Walter Wisura 1985-8-2 4095 Plumas Butterfly Valley Botanical Area neer Keddie off Highway 70, along Blackhawk Road. Comment
  CAS-BOT-BC69506  Athyrium filix-femina var. californicum Walter Knight; Irja Knight 1966-9-12 1730 Plumas Rubble gap, Butterfly Botanical Area and Vicinity. 1127 Comment
  CAS-BOT-BC69502  Athyrium filix-femina var. californicum M. S. Taylor 1981-8-19 4222 Plumas Blue Nose Mt. quad. s. side of 23N10, 0.3 mi. e. of Peoria Creek, ca. 2.5 mi. w. of Sloat. 1341 Comment
  CAS-BOT-BC69504  Athyrium filix-femina var. californicum David D. Keck 1932-7-3 1693 Plumas Quincy, just w. of town. 1066 Comment
  CAS-BOT-BC17541  Athysanus pusillus Walter Knight; Irja Knight; John Thomas Howell; Gordon H. True 1967-5-7 1839 Plumas Butterfly Botanical Area and Vicinity. West edge of Butterfly Valley proper. 1082 Comment
  CDA12094  Balsamorhiza hookeri G. F. Hrusa, G. L. Webster 1989-5-1 7015 Plumas Modoc Plateau; Hwy 70 between Vinton & Beckwourth. Comment
  CAS-BOT-BC100095  Balsamorhiza sagittata John Thomas Howell 1960-7-21 35804 Plumas slopes near Terminal Geyser 1828 Comment
  CAS-BOT-BC16573  Barbarea orthoceras W. W. Wagner 1919-5-25 269 Plumas Vicinity of Quincy. Squirrel Creek. 1615 Comment
  CHSC102127  Barbarea orthoceras Lowell Ahart; John Dittes 2009-7-27 16165 Plumas On dry to damp soil, below a small dam, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam. 1479 Comment
  CHSC81354  Barbarea orthoceras L. P. Janeway 1996-5-13 4965 Plumas Northern High Sierra Nevada. Soda Creek, between Road 25N22 and the creek, 500 m northwest of Hwy 70 and East Branch North Fork Feather River. 902 Comment
  CAS-BOT-BC145806  Beckmannia syzigachne John Thomas Howell 1973-7-9 49709 Plumas Sierra Nevada. Crescent Mills. 1066 Comment
  CAS-BOT-BC102099  Bidens laevis Lowell Ahart 1981-9-6 3084 Plumas 1 1/2 miles SW of Crescent Mills 1200 Comment
  SD7878  Bistorta bistortoides Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  CAS-BOT-BC128019  Blepharipappus scaber L. P. Janeway 1993-9-23 4601 Plumas Northwest corner of Sierra Valley; ca 3.7 mi east of Portola, ca 1.2 mi west of Beckwourth; ca 0.3 mi south of Middle Fork Feather River 1498 Comment
  CAS-BOT-BC16868  Boechera Lowell Ahart 1979-8-4 s.n. Plumas About 1 mile north of Pilot Peak.Near Dixon Creek. 1700 Comment
  CAS-BOT-BC16869  Boechera Lowell Ahart 1989-7-2 6341 Plumas On the northwest side and near the summit of Pilot Peak, about 10 miles northeast of La Porte. 2255 Comment
  CAS-BOT-BC16067  Boechera breweri John Thomas Howell; Gordon H. True 1967-5-9 42205 Plumas Sierra Nevada. Lewisia Rock, 3.5 miles southwest of Belden, Feather River Canyon. 609 Comment
  CAS-BOT-BC16140  Boechera constancei John Thomas Howell 1975-6-16 51131 Plumas Sierra Nevada. 2 miles northwest of Spring Garden. 1173 Comment
  CHSC43445  Boechera davidsonii Lowell Ahart 1979-8-4 2012 Plumas Along the road to Onion Valley, about 1 mile west of Pilot Peak, about 12 miles north of La Porte. 1828 Comment
  CHSC63450  Boechera pinetorum Lowell Ahart 1994-7-22 7493 Plumas Plumas and Sierra counties. Ravine, south of the Pacific Crest Trail, north-west side of the large twin rocks on the north-east side of Mount Etna. 1981 Comment
  UC1504543  Boechera pinetorum Reed C. Rollins and Kathryn W. Rollins 1981-5-29 81159 Plumas 3.1 mi nw U.S. Hwy. 70 (near the Beckwourth-Genesee Road) Comment
  CAS-BOT-BC14703  Boechera rectissima John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1969-6-24 2428 Plumas Butterfly Botanical Area and Vicinity. Collected in vicinty of mouth of Butterfly Creek. 883 Comment
  CHSC101786  Boechera rectissima Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15857 Plumas Along the north road edge, near cut bank of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam. 1462 Comment
  CAS-BOT-BC14660  Boechera rectissima John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54234 Plumas Sierra Nevada. About 4 miles southeast of Mount Hough on the road to Quincy. 1645 Comment
  CHSC80816  Boechera retrofracta Lowell Ahart 2001-7-17 8932 Plumas Outcrops, on the southeast side of a logging road, southeast of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  UC1552754  Boechera retrofracta Frederica Bowcutt 1985-6-6 543 Plumas About 15 air mi NE of Quincy on the SW side of Red Clover Creek and Bechwourth Genesee Road in Plumas National Forest. Comment
  CAS-BOT-BC25583  Boechera retrofracta Ella Dales Cantelow 1941-5-18 s.n. Plumas 1.5 mile west of Johnsville Road to Gibsonville. 1615 Comment
  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
  CHSC62344  Boechera suffrutescens B. Castro; L. Hanson 1989-8-17 402 Plumas Ca 13 air mi E of Greenville, ca. 2.5 mi N of Kettle Rock, in the Mud Lake Research Natural Area within Plumas National Forest. 2042 Comment
  CAS-BOT-BC478473  Boisduvalia John Thomas Howell 1976-7-16 51890 Plumas Hydraulic mining gravels on flood plain of Spanish Creek at mouth of Wapaunsie Creek 1097 Comment
  RSA59259  Boisduvalia densiflora var. densiflora E. K. Balls 1950-8-31 15551 Plumas Spanish Creek, off Highway 24, just north of Quincy. 1067 Comment
  SEINET3149566  Boisduvalia stricta E. K. Balls 1950-9-14 15807 Plumas 6 miles NW of Chester, N Fork Feather River 1402 Comment
  UC123119  Botrychium multifidum Mrs. R. M. Austin Jul 1874 290 Plumas Butterfly Valley Comment
  CHSC82541  Botrychium simplex var. compositum Lowell Ahart; John Dittes 2002-6-17 9727 Plumas On the west side of a meadow, about 40 yards south of the road, about 3/4 mile west of Lumpkin Ridge Road, about 1 mile southeast of Tamarack Flat, about 2 miles (air) northwest of Little Grass Valley Reservoir dam, about 5 miles (air) northwest of La Porte. 1715 Comment
  CHSC82556  Botrychium simplex var. compositum Lowell Ahart 2002-7-18 9866 A Plumas In a meadow, on the south side of a small upper branch of Fall River, about 100 yards north of Lumpkin Ridge Road, about 1 mile (air) southeast of Tamarack Flat, about 1/4 mile southwest of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir dam, about 4 1/2 miles (air) northwest of La Porte. 1701 Comment
  CHSC62159  Boykinia major L. P. Janeway 1993-8-14 4522 Plumas Plumas National Forest. Seep adjacent to creek on east side of road 24N29Y; ca 0.7 mi northwest of Haskins Creek, ca 1.4 mi east-southeast of Bucks Lake. Steep north-facing alder seep. 1731 Comment
  CAS-BOT-BC106229  Brickellia californica J. T. Vale 1988-10-2 s.n. Plumas Feather Rv 609 Comment
  SEINET10904924  Brickellia grandiflora Mary Susan Taylor, H. Swanson 1982-8-11 Taylor 4972 Plumas T22N R11E nw/nw sec 34. Sierra City NW qud. Along n side of Jamison Creek Rd (507), on cliffs, ca. 1 mi w of Plumas -Eureka State Park, ca. 3 mi sw of Johnsville. 5900 ft. 1798 Comment
  CHSC117560  Brickellia greenei Lowell Ahart 2016-7-9 21091 Plumas Steep slope on the south side of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam 1857 Comment
  CAS-BOT-BC127710  Brickellia greenei John Thomas Howell 1974-9-20 50888 Plumas 7 miles from Quincy on road to Blairsden 1097 Comment
  CDA17226  Bromus carinatus G. F. Hrusa, P. Kerr, S. Winterton 2004-6-25 16329 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
  CHSC55637  Bromus carinatus var. carinatus K. R. Stern 1985-6-25 8223 Plumas Vicinity of Blairsden. 1402 Comment
  SEINET204038 Image available Bromus carinatus var. marginatus F. J. Herman 1955-7-27 11952 Plumas Beckwourth Comment
  CAS-BOT-BC148704  Bromus carinatus var. marginatus John Thomas Howell 1960-7-21 35822 Plumas Lassen Volcanic National Park. Terminal Geyser. 1798 Comment
  CAS-BOT-BC155971  Bromus commutatus John Thomas Howell 1962-6-18 37814 Plumas Sierra Nevada. Sierra Valley 5 miles south of Beckwourth. 1493 Comment
  UCD58476  Bromus commutatus John Thomas Howell 1967-6-23 42677 Plumas Plumas Canyon. Butterfly Creek. 975 Comment
  CAS-BOT-BC155059  Bromus hordeaceus John Thomas Howell 1962-6-18 37754 Plumas Sierra Nevada. Sierra Valley near Beckwourth. 1487 Comment
  RSA201353  Bromus marginatus J. T. Howell 1960-7-18 35564 Plumas Lassen Volcanic National Park; Drakesbad 1677 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-BC162153  Bromus orcuttianus C. R. Quick 1942-7-31 42 -46 Plumas Near Quincy. Comment
  JEPS106342  Bromus orcuttianus Lowell Ahart 2004-7-27 11319 Plumas On the west 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
  JEPS28302  Bromus orcuttianus George W. Gillett 1957-7-17 805 Plumas Lassen Volcanic National Park, in upper Willow Lake Meadow, near east inlet Willow Lake Meadow; Lassen Volcanic National Park, Willow Lake Meadow 1661 Comment
  SEINET187873 Image available Bromus secalinus A. D. Dmith 1938-8-14 Plumas N. of Vinton 1524 Comment
  UCD59660  Bromus secalinus Robbins; Raynor 1943-6-1 s.n. Plumas Quincy. Comment
  CAS-BOT-BC161357  Bromus tectorum John Thomas Howell 1961-6-21 36672 Plumas Sierra Nevada. Guerneville. 1097 Comment
  CAS-BOT-BC161358  Bromus tectorum Walter Knight; Irja Knight 1967-5-22 1889 Plumas Butterfly Botanical Area and Vicinity. Rubble Gap. 1127 Comment
  CHSC24263  Bromus tectorum K. R. Stern 1975-7-24 Plumas SE side of Lake Almanor. Comment
  SEINET190971 Image available Bromus tectorum A. A. Beetle 1941-6-28 2773 Plumas West side of Lake Almanor. Comment
  UC1131288  Bromus tectorum C. W. Hanks 1934-8-7 12 Plumas Plumas National Forest, nw end of Sierra Valley Sierra Valley; Plumas National Forest, Sierra Valley 1584 Comment
  CHSC83685  Bulbostylis capillaris John Dittes 2002-7-6 2 -9 Plumas Northern High Sierra Nevada; Plumas National Forest, Hartman Bar Ridge, ca. 7 air miles west of Little Grass Valley Reservoir, ca. 4 air miles north of Cascade. East of FS Road 22N05, ca. 0.4 mile north of FS Road 22N94. In bottom of pond and in meadow-swale. 1584 Comment
  CHSC65875  Calamagrostis canadensis L. P. Janeway 1995-10-25 4946 Plumas Lakes Basin. Southwest end of Lakes Basin Campground, south-east side of Grass Lake. 1920 Comment
  CAS-BOT-BC438480  Calandrinia ciliata W. Harnach; N. Harnach 1991-6-21 555 Plumas Sierra Valley. Next to R/R bridge east of Co. Rd. A-23. 1487 Comment
  CHSC97609  Calandrinia ciliata Lowell Ahart; John Dittes 2007-6-16 14086 Plumas On dry bare soil, graded road gutter, east of the small stream, on the south side of of County Road 111 (Beckwourth Gensee Road), 50 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  CAS-BOT-BC438485  Calandrinia ciliata John Thomas Howell; Gordon H. True 1967-6-11 42577 Plumas At Quincy. 1036 Comment
  RSA755809  Calocedrus decurrens L. Ahart, John Dittes 2009-7-15 16085 Plumas Northwest side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 air miles southeast of Butt Valley Reservoir Dam. 1703 Comment
  SEINET4064819  Calocedrus decurrens B. C. Templeton 1967-1 10746 Plumas National Forest near Quincy. Comment
  UC463084  Calocedrus decurrens C. H. Crickmay 1931-8-1 Plumas Taylorsville Comment
  CHSC21535  Calochortus leichtlinii D. Brink; L. Mayer 1975-7-10 Plumas Buck's Lake Forest Service Survey. Comment
  CDA18491  Calochortus nudus G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-26 3363 Plumas Sierra Nevada; 0.3 mile southwest of Bucks Summit, SE of the road. 1645 Comment
  RSA739737  Calochortus nudus L. P. Janeway 2007-6-3 9026 Plumas Northern High Sierra Nevada, S facing slope near top of Eastern end of Red Mtn, near Road 23N63 1.1km NW of road 18. 1884 Comment
  UC384666  Calochortus nudus E. D. Merrill 1929-7-13 Plumas Silver Lake 1828 Comment
  UC1299334  Calochortus nudus Freed W. Hoffman 1946-6-12 678 Plumas near Jackson Creek Camp; Jackson Creek Comment
  CAS-BOT-BC90964  Calycanthus occidentalis John Thomas Howell 1951-8-19 28172 Plumas Sierra Nevada. 3 miles east of Rich Bar. 853 Comment
  SD46525  Calyptridium monospermum Robert J. Weatherby 1955-6-22 1533 Plumas Road to Spanish Peak Lookout 1830 Comment
  SD7710  Calystegia malacophylla Mrs. R. M. Austin 1879-1 Plumas Big Meadow Comment
  CDA13360  Calystegia occidentalis subsp. occidentalis G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-15 13209 Plumas Sierra Nevada; Hwy. 70 approx. 3 m. E of Spring Garden at inter. of Hwy 70 and Sloat Rd. Rattlesnake Creek drainage. Comment
  CHSC2246  Camassia quamash subsp. breviflora R. Morford 1931-5-16 Plumas Humbug Valley 1319 Comment
  UC134553  Camassia quamash subsp. breviflora A. E. Wieslander Jun 1929 110 Plumas Summit Ranch Meadows, Humboldt Road Summit Ranch Meadows; , Humboldt Road 1524 Comment
  UCD138366  Camassia quamash subsp. breviflora Matt Georgeff 1992-5-18 23 Plumas near Portola, left at Davis Lake turnoff. 1615 Comment
  CAS-BOT-BC160842  Camissonia tanacetifolia subsp. quadriperforata Peter H. Raven 1963-5-28 18415 Plumas State Highway 49 2.4 miles west-northeast of Sierraville Comment
  CAS-BOT-BC160843  Camissonia tanacetifolia subsp. quadriperforata Peter H. Raven 1963-5-28 18417 Plumas 6.9 miles south of Vinton Comment
  CAS-BOT-BC160894  Camissonia tanacetifolia subsp. tanacetifolia Fred Sommers; Greg Sommers 1976-6-7 115 Plumas Sierra Valley 1487 Comment
  SEINET10973112  Camissonia tanacetifolia subsp. tanacetifolia Mary Susan Taylor, M. Foster 1981-6-10 Taylor 3890 Plumas T24N R14E sw sec 7, Crocker Mt quad. Jct of Genesee-Beckwourth Rd and private ranch rd, just W of Clover Valley Ranch, ca. 11 air mi NW of Beckwourth; elevation ca. 5400 ft. 1646 Comment
  SEINET10463286  Campanula prenanthoides Reed 1941-7-31 Reed s.n. Plumas FOREST LODGE, DRY HILLSIDE 3500 Comment
  SEINET10905901  Campanula prenanthoides Willis L. Jepson 1929-7-29 Jepson 19274 Plumas Spring Hill Trail, Meadow Valley 1219 Comment
  SEINET10463712  Campanula scouleri Ames 1876-1 AMES s.n. Plumas Comment
  CHSC85701  Cardamine nuttallii G. D. Barbe; T. C. Fuller 1982-6-16 3791 Plumas Plumas National Forest. Meadow below Mud Lake, 3/4 mi NE of Eisenheimer Peak. [Lat./long. on label is '40 10 N; 120 43 W']. 2097 Comment
  JEPS106193  Cardamine nuttallii var. covilleana Lowell Ahart, John Dittes, Josephine Guardino 2004-5-16 10931 Plumas Along a dirt forest road, east of Dry Taylor Creek, about 2 miles (air) southwest of Taylor Rock, about 6 1/4 miles (air) northeast of Quincy 1669 Comment
  JEPS96797  Cardamine pachystigma Dean Wm. Taylor and Glenn L. Clifton 1997-4-9 15945 Plumas Feather River Canyon; along Highway 70 at Rich Bar; Plumas National Forest 640 Comment
  CAS-BOT-BC38093  Cardamine pachystigma John Thomas Howell; Gordon H. True 1967-5-9 42217 Plumas Sierra Nevada. Lewisia Rock, 3.5 miles southwest of Belden, Feather River Canyon. 609 Comment
  CAS-BOT-BC18347  Carex L. S. Rose 1967-6-10 67151 Plumas Sierra Nevada. Butterfly Valley. 1097 Comment
  SEINET13320071  Carex L. S. Rose 1967-1 67151 Plumas Butterfly Valley 1097 Comment
  CDA13564  Carex amplifolia G. F. Hrusa, T. D. Wilfred 1996-7-22 13392 Plumas Sierra Nevada; PLUMAS NATIONAL FOREST: Rhizomatous colonies in deep shade in moist bed of Little Long Valley Creek, approx. 1/2 m. N. of Hwy 70 about 15 m. E of Quincy. Comment
  CAS-BOT-BC17943  Carex angustata John Thomas Howell; Gordon H. True 1967-7-9 43242 Plumas Sierra Nevada. North Fork of Feather River at Belden. 685 Comment
  CHSC97224  Carex angustata Lowell Ahart; Josephine Guardino 2007-7-21 14387 Plumas About 40 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
  SEINET7549687 Image available Carex angustata Unknown 2003-9-6 7978 Plumas High Cascade Range. Along un-named lake split by the Caribou Wilderness Area boundary, 2.4 km west of Hay Meadow. Red Cinder 7.5' quad. 2057 Comment
  CHSC84895  Carex athrostachya L. P. Janeway; B. Castro 2003-9-6 7981 Plumas High Cascade Range. Near un-named lake split by the Caribou Wilderness Area boundary, 2.4 km west of Hay Meadow. 2057 Comment
  CHSC96864  Carex athrostachya Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14031 Plumas Strand of Lake Davis, southeast of the end of the road, north end of Lake Davis. 1763 Comment
  UCD108032  Carex athrostachya Tim Kuhn 2006-7-11 72 Plumas on Plumas NF forest service road 107407. Comment
  SEINET10466814  Carex athrostachya Lowell Ahart 1985-7-3 Ahart 5099 Plumas About 4 1/4 miles north-east of La Porte. Comment
  CHSC77031  Carex aurea G. Douglas Barbe; T. C. Fuller 1982-6-17 3859 Plumas Frenchman Lake Region. 2 miles N of Turkey Point Fishing Access. At the shore of the N arm of the lake. 1706 Comment
  RSA699706  Carex aurea L. Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11157 Plumas About 1/4 mile north of Taylor Rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2140 Comment
  CHSC102599  Carex bolanderi L. P. Janeway; B. Castro 2009-7-18 9864 Plumas Northern High Sierra Nevada. Lower end of Rock Island Ridge, just southwest of (below) Road 23N27, 0.3 road km south of the 18 Road. 1526 Comment
  CHSC77166  Carex bolanderi G. F. Hrusa; T. D. Wilfred 1996-7-22 13393 Plumas Northern California, the Sierra Nevada. Plumas National Forest: in moist bed of Little Long Valley Creek, approx. 1/2 m. N. of Hwy 70 about 15 m. E of Quincy. 1500 Comment
  CAS-BOT-BC19525  Carex bolanderi John Thomas Howell 1975-6-15 51121 Plumas Sierra Nevada. North Fork Feather River near Storrie. 548 Comment
  CHSC41155  Carex brainerdii J. D. Jokerst 1984-6-13 2046 Plumas South of Grizzly Creek, ca 30 meters north of spur 'C' of USFS logging road 26N08, ca 2 air miles east of Peacock Point. 1432 Comment
  JEPS106135  Carex brainerdii Lowell Ahart, John Dittes, Josephine Guardino 2004-6-6 11005 Plumas On the east side of a small drainage, on the north side of the logging road, about 1 1/2 miles (air) south of Lower Taylor Rock, about 7 1/2 miles (air) northeast of Quincy 1517 Comment
  SBBG33907  Carex brainerdii L. S. Rose 1969-6-23 69043 Plumas La Porte Rd, 8 mi SW of Quincy 1310 Comment
  CHSC72318  Carex canescens L. P. Janeway 1998-9-10 6278 B Plumas Along the northwest shore of Snake Lake; about 5 mi northwest of Quincy. 1205 Comment
  CAS-BOT-BC34407  Carex cusickii John Thomas Howell 1967-6-23 42711 Plumas Sierra Nevada. Butterfly Valley. 1036 Comment
  CHSC112384  Carex cusickii L. P. Janeway 2014-7-16 11547 Plumas Northern High Sierra Nevada. Plumas National Forest; Happy Valley, about 6.4 air-km northeast of Cromberg; along Long Valley Creek in the middle of Happy Valley. 1719 Comment
  CHSC68374  Carex douglasii L. P. Janeway 1996-6-5 4994 Plumas Northwest corner of Sierra Valley, Ramelli Ranch; 400 ft south of Middle Fork Feather River and 300 ft west of road to Calpine. 1488 Comment
  CAS-BOT-BC20081  Carex echinata Malcom A. Nobs; Stanley Galen [S. Galen] Smith 1949-8-19 1449 Plumas Butterfly Valley. Comment
  CAS-BOT-BC20090  Carex echinata Lewis S. Rose 1963-6-3 63101 Plumas Butterfly Valley. 2 miles SW of Keddie. 1097 Comment
  CDA17245  Carex echinata G. F. Hrusa, S. Gaimari, P. Kerr, M. Epstein, S. Winterton 2004-6-17 16272 Plumas Sierra Nevada; Butterfly Valley Botanical Area. Plumas National Forest. 1158 Comment
  CHSC51508  Carex echinata subsp. echinata W. D. Dakan 1978-6-3 Plumas Butterfly Valley Botanical Area. 1295 Comment
  CAS-BOT-BC19866  Carex echinata subsp. echinata Brink; Mayer 1975-7-3 s.n. Plumas Sierra Nevada. Bucks Lake area. Comment
  RSA121759  Carex exserta E. Sawyer 1935-5-22 21 Plumas 3/4 mile southwest of Beckwith City. 1494 Comment
  SEINET10823180  Carex exsiccata Vernon H. Oswald, Lowell Ahart 1988-8-4 Oswald 3673 Plumas T29N, R5E, SW/NW S6, Red Fir. Forest. Willow Lake located se of Drakesbad just S of the boundary of Lassen Volcanic National Park. 1676 Comment
  OBI6447  Carex feta Lewis S. Rose 1967-7-9 67145 Plumas Quincy 1036 Comment
  CAS-BOT-BC20692  Carex fracta John Thomas Howell 1960-7-17 35496 Plumas Lassen Volcanic National Park. Drakesbad. 1828 Comment
  RSA201272  Carex fracta J. T. Howell 1960-7-19 35676 Plumas Drakesbad. 1677 Comment
  CHSC41153  Carex geyeri L. P. Janeway; Randy Harrison 1985-5-22 1200 Plumas Plumas National Forest. Near and north of Middle Fork Feather River, 2.4 mi w of Lee Summit on F.S. Rd 23N22. 1478 Comment
  CDA14593  Carex heteroneura var. heteroneura G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-22 3077 Plumas Headwaters of south Fork Feather River, 10.6 miles northeast of La Porte on La Porte-Quincy Road. 1889 Comment
  CAS-BOT-BC7747  Carex integra Lewis S. Rose 1954-5-30 54066 Plumas Johnsville. 1600 Comment
  JEPS87742  Carex integra Lowell Ahart 1994-6-15 7343 Plumas near intersection of Lumpkin Ridge Road and road to Tamarack Flat (about 200 yards e of a logging road, about 1 mile (air) w of Little Grass Valley Reservoir) 1767 Comment
  CAS-BOT-BC65493  Carex jonesii L. P. Janeway 1995-8-4 4888 Plumas About 1.4 mi NNE of Dixie Mountain Lookout. Springy meadow between Lookout Creek and Road 25N03. 2026 Comment
  CHSC108089  Carex laeviculmis Lowell Ahart 2011-9-17 17657 Plumas On the north 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
  JEPS124411  Carex laeviculmis Lowell Ahart 2015-7-4 20276 Plumas About 1/2 mile west of the of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  CAS-BOT-BC31151  Carex lemmonii Hans Leschke; George Wilson Gillett s.n. Plumas Near Devil's Kitchen. Comment
  CHSC65598  Carex lemmonii L. P. Janeway 1995-7-23 4869 Plumas Meadow at head of western branch of Stag Creek; along Road 22N80Y 0.1 mi north of Road 22N72; about 0.3 mi south-southeast of Table Mountain. 1755 Comment
  JEPS110425  Carex lemmonii Lowell Ahart 2006-7-9 12914 Plumas Small bog or wet meadow, below the basalt gravel road, about 2 miles (air) west of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir 1648 Comment
  SBBG119804  Carex lenticularis var. impressa L. Ahart 2006-7-9 12922 Plumas ca. 3.75 air mi NW of Tamarack Flat, ca. 5.75 air mi NW of Little Grass Valley Reservoir, ca. 100 yds N of paved basalt rd 1678 Comment
  JEPS104612  Carex lenticularis var. lipocarpa Lowell Ahart 2003-7-18 10431 Plumas In a drainage, in a meadow, ca 150 yd south of the road, ca 3/4 mi w of Lumpkin Ridge Rd, ca 1 mi se of Tamarack Flat, ca 2 mi (air) nw of Little Grass Valley Reservoir dam, ca 5 mi (air) nw of La Porte. 1730 Comment
  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
  UC1594689  Carex lenticularis var. lipocarpa Vernon H. Oswald, Lowell Ahart, Linnea Hanson, Lawrence Janeway and Joan Reynolds 1992-7-1 5040 Plumas ca. 5 mi (air) ssw Graeagle (via Gold Lake Forest Hwy. (County Rd. 519), w end of lake, just w of Lakes Basin Campground); Grass Lake 1926 Comment
  CHSC92994  Carex leporinella G. Douglas Barbe; J. T. Howell, T. C. Fuller 1981-6-25 3319 Plumas 2.8 miles N-NE of Engle Mine townsite on Diamond Mountain Road, between the road and Lights Creek. 1341 Comment
  CAS-BOT-BC31694  Carex mariposana John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54343 Plumas 2.8 mi NNE of Englemine on Diamond Mt. Road 1341 Comment
  SEINET4292168 Image available Carex microptera Unknown 2000-1 6837 Plumas Northern High Sierra Nevada. Diamond Mountains; 1.1 km southeast of Crystal Peak; near top of ridge, southwest slope. Comment
  CHSC114382  Carex multicaulis G. Douglas Barbe; T. C. Fuller 1982-6-15 3710 Plumas On slope uphill, 0.8 mile west of junction of road to Red Hill Lookout and road to Cherry Hill (USFS Road 26N22F); 3.3 miles east of Red Hill Summit. 1554 Comment
  CAS-BOT-BC119855  Carex nebrascensis John Thomas Howell 1951-6-28 27674 Plumas Jamison Creek 1584 Comment
  CHSC47342  Carex nebrascensis L. P. Janeway 1989-6-16 3335 Plumas Plumas National Forest. West end of Grizzly Valley. 1783 Comment
  SEINET11635248  Carex nebrascensis L. P. Janeway 1989-1 3408 Plumas Plumas NF, near head of Mapes Cyn, along Beckwourth-Genesee Rd (rd 111) 4.9 mi N of Beckwourth 1768 Comment
  CHSC92287  Carex nervina Lowell Ahart; John Dittes 2005-9-20 12452 Plumas On the south side of Forest Road 27N34, about 1 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 2004 Comment
  CAS-BOT-BC119521  Carex nudata John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1967-7-10 2170 Plumas Mouth of Butterfly Creek. 883 Comment
  JEPS25927  Carex nudata W. L. Jepson 1918-8-16 8024 Plumas Clover Creek 1584 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
  CAS-BOT-BC119187  Carex pachystachya John Thomas Howell 1960-7-23 35958 A Plumas Meadow near Soda Spring., Drakesbad. 1828 Comment
  CAS-BOT-BC119188  Carex pachystachya John Thomas Howell 1960-7-23 35958 B Plumas Meadow borders, Drakesbad. 1828 Comment
  CDA17817  Carex pachystachya G. D. Barbe, J. T. Howell (54143 at CAS) & T. C. Fuller 1981-6-23 3112 Plumas 0.25 mile W of Round Valley Reservoir Dam, at NW shore of the reservoir. 1371 Comment
  CHSC101954  Carex pellita Lowell Ahart; John Dittes 2009-7-27 16187 Plumas On dry soil, about 20 yards north of the poor dirt road, on the norht side of a small pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam. 1479 Comment
  CHSC53524  Carex pellita Linnea Hanson 1990-6-15 Plumas Plumas National Forest. Along Greenhorn Cr; ca 1.5 mi on Chandler Rd from the jct with Hwy 70 1.5 mi E of Quincy. 1043 Comment
  RSA794944  Carex pellita L. Ahart, John Dittes 2009-7-27 16187 Plumas About 20 yards north of the poor dirt road, on the north side of a small pond, headwaters of Grizzly Gulch, 2.1 air miles northeast of Butt Valley Reservoir Dam. 1480 Comment
  SEINET12649673 Image available Carex pellita Lowell Ahart, John Dittes 2009-1 16187 Plumas 1480 Comment
  SEINET10466834  Carex praegracilis Mary Susan Taylor, G. Rotta 1982-6-14 Taylor 4657 Plumas T27N R12E sw/nw sec 12. Antelope Lake quad. In wet Montane Mdw, Pioneer Mdw, e side of Antelope Lake, ca. 12 mi ne of Taylorsville. 5040 ft. 1536 Comment
  SEINET10708790  Carex praegracilis Sawyer 1935-6-7 SAWYER 82 Plumas 3 3/4 miles south-southwest of Sugarloaf, Sierra Valley. 1494 Comment
  CAS-BOT-BC117897  Carex scabriuscula John Thomas Howell 1962-6-16 37644 Plumas Feather River North Fork on road to Caribou. 731 Comment
  CHSC118786  Carex scabriuscula Chelsea Morgan; Wendy L. Boes 2015-6-11 2015 -011 Plumas Plumas National Forest. On ridge north of Silva Ravine, west of Forest Service road 26N25 (UTM 650958 E, 4438088 N, NAD83 Zone 10N). 1400 Comment
  SEINET3144236  Carex scopulorum var. bracteosa E. K. Balls 1950-9-1 15597 Plumas E of Long Lake 2103 Comment
  UC1100466  Carex sheldonii Malcolm A. Nobs, S. Galen Smith 1949-8-19 1417 Plumas ca. 2 mi s Greenville; Indian Valley Comment
  CHSC53547  Carex simulata L. P. Janeway 1989-6-15 3316 Plumas Plumas National Forest. Pond across road from springy slope; jct of roads 111 (Beckwourth-Genesee Rd) and rd 24N49Y; near N end of Crocker Valley. 1730 Comment
  CHSC77174  Carex simulata G. Douglas Barbe; T. C. Fuller 1982-6-17 3864 a Plumas Frenchman Lake Region. 2 miles N of Turkey Point Fishing Access; at the shore of N arm of the lake. 1706 Comment
  CHSC91825  Carex simulata G. D. Barbe; T. C. Fuller 1982-6-17 3861 Plumas Northern California. Plumas National Forest. 2 mi N of Turkey Pt Fishing Access; at the shore of the north arm of the lake. 1706 Comment
  JEPS113547  Carex simulata Lowell Ahart, Josephine Guardino 2007-7-21 14364 Plumas Shallow water in a small stream, near a spring, open dry flat, south of the dirt road, about 1/2 mile (air) south of Bagley Pass, about 400 yards north of Lake Davis 1787 Comment
  UCD140823  Carex simulata Dean W. Taylor 1976-7-9 6183 Plumas About 1 mile north of Humboldt summit. 1798 Comment
  CAS-BOT-BC20694  Carex specifica John Thomas Howell 1960-7-22 35909 Plumas Lassen Volcanic National Park. Devils Kitchen to Drakesbad. 1828 Comment
  SEINET7575696 Image available Carex spectabilis L. P. Janeway 2003-9-20 7999 Plumas Gold Lake 7.5' quad, Northern High Sierra Nevada, in cirque 0.15 km southwest (up-drainage) of Hellgramite Lake, northeast side of Sierra Nevada Crest, Lakes Basin Recreation Area. 2115 Comment
  SJSU5740  Carex stipata var. stipata Lewis S. Rose 1967-7-9 67144 Plumas Quincy 1036 Comment
  UC1133464  Carex straminiformis L. S. Smith 1927-8-10 2173 A Plumas Gold Valley drainage Tahoe <National Forest>, Downieville Quadrangle 2346 Comment
  CAS-BOT-BC114991  Carex subfusca John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54344 Plumas 2.8 mi NNE of Englemine on Diamond Mt. Road. 1341 Comment
  CDA14577  Carex subfusca G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-22 3058 Plumas Headwaters of S Fork Feather River, 10.6 miles northeast of La Porte on La Porte-Quincy Road. 1889 Comment
  CHSC110386  Carex subfusca Lowell Ahart 2012-9-5 18443 Plumas Along the east side of 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
  CHSC48067  Carex subfusca L. P. Janeway 1989-6-22 3368 Plumas Plumas National Forest. Slopes between Crocker Mtn and Crocker Mdw, near rd 24N49Y. 1804 Comment
  CHSC53552  Carex subfusca L. P. Janeway 1989-7-7 3461 Plumas Plumas National Forest. Near Lava Spring, just off the NE side of Red Clover Valley. 1737 Comment
  CHSC89748  Carex subfusca L. P. Janeway; Robert F. C. Naczi 2004-7-24 8185 Plumas High Cascade Range. Humboldt Road crossing of small tributary of Butt Creek, 2.9 road km from Humboldt Summit. Narrow meadowy strip along small creek. 1756 Comment
  CHSC92205  Carex subfusca Lowell Ahart; Josephine Guardino 2005-8-9 12264 Plumas In a small meadow and near a small drainage, between Lights Creek and Fant Creek, west of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1635 Comment
  CHSC92309  Carex subfusca Lowell Ahart; Josephine Guardino 2005-8-9 12291 Plumas On the bottom of Fant Creek, about 150 yards northwest of the cabin (destroyed) and corral, north of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1597 Comment
  JEPS120164  Carex subfusca Lowell Ahart 2012-9-5 18443 Plumas On the east side of the South Fork of the Feather River, about 500 yards northeast 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. Comment
  UCD141162  Carex subfusca Flora C. Hayes 1932-7-25 s.n. Plumas Lake Center. Comment
  CHSC115515  Carex utriculata Lowell Ahart; John Dittes, Josephine Guardino, Steve Green 2015-7-31 20424 Plumas On the northwest side of Duck Lake (near Blue Lake), 1180 feet north of Forest Service Road 29N18, 3.19 air-miles west-southwest of Sifford Mt., 6.41 air-miles south-southeast of Lassen Peak. 1892 Comment
  RSA795730  Carex vesicaria var. vesicaria L. Ahart, John Dittes, Josephine Guardino 2009-7-22 16138 Plumas Meadow on the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 air miles west-southwest of Greenville, about 5.2 air mile southeast of Lake Almanor Dam. 1607 Comment
  CDA13385  Carex whitneyi G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13234 Plumas Sierra Nevada; Near summit above headwaters of Bull Run Creek off USFS 23N12E. Comment
  CHSC76329  Carex whitneyi G. F. Hrusa 1996-7-16 13234 Plumas Sierra Nevada, Plumas National Forest. Near summit above headwaters of Bull Run Creek off USFS 23N12E. [Original lat./long. on label is '39 52 N; 120 44 W']. 2100 Comment
  RSA604697  Castanopsis sempervirens Louis C. Wheeler 1952-9-24 6959 Plumas Plumas 5: Vicinity of Crescent Mills. 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
  JEPS123965  Castilleja applegatei subsp. pinetorum Lowell Ahart 2015-7-4 20291 Plumas About1 1/2 mile north of the intersection of Lumpkin Ridge Road and road to Little Grass Valley Reservoir, about 2 1/2 miles (air) north of Little Grass Valley Reservoir Dam. Comment
  JEPS126590  Castilleja applegatei subsp. pinetorum Lowell Ahart 2016-6-29 21064 Plumas South slope of Table Mountain, about 2 miles (air) northwest of Tamarack Flat, about 4 miles (air) northwest of Little Grass Valley Reservoir Dam. Comment
  JEPS81475  Castilleja applegatei subsp. pinetorum M. S. Taylor 1982-7-21 4895 Plumas ca 5 mi se Quincy (around s end of Bachs Creek Ridge); Quincy Quad., Bachs Creek Ridge 1752 Comment
  JEPS84873  Castilleja applegatei subsp. pinetorum M. S. Taylor 1981-9-10 4271 Plumas ca 3 mi w Indian Falls; Head of Bullfrog Ravine, Almanor SE Quad. 1737 Comment
  LA209206  Castilleja applegatei subsp. pinetorum A. A. Heller; P. B. Kennedy 1907-7-15 8840 Plumas near mouth of little Grizzly creek below Genessee Comment
  SEINET13737138  Castilleja applegatei subsp. pinetorum A. A. Heller, P. B. Kennedy 1907-7-15 8840 Plumas Near mouth of Little Grizzly Creek below Genessee. Comment
  CHSC34069  Castilleja lacera M. S. Taylor 1981-6-19 3931 Plumas SW side of Lake Alamanor, in small dry meadow between campground and rd to Almanor, ca. 1 mi nw of Prattville, ca. 3/4 mi e of Hwy 89. 1371 Comment
  CAS-BOT-BC254056  Castilleja miniata John Thomas Howell; Gordon H. True 1967-7-11 43276 Plumas 2 miles from Quincy Junction on road to Mt. Hough. Plants of the Sierra Nevada, California 1219 Comment
  CAS-BOT-BC254070  Castilleja miniata A. A. Heller; P. B. Kennedy 1907-7-9 8788 Plumas Prattville Comment
  JEPS118430  Castilleja miniata subsp. miniata Lowell Ahart 2011-9-20 17684 Plumas Open area along a very small stream, on the north side of the poor dirt road on the north side of Pilot Peak, about 9 miles (air) northeast of La Porte 2072 Comment
  JEPS95833  Castilleja miniata subsp. miniata Lowell Ahart 1999-7-15 8094 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
  CAS-BOT-BC241042  Castilleja pilosa John Thomas Howell 1962-6-18 37763 Plumas Sierra Valley near Beckwourth 1487 Comment
  CAS-BOT-BC241043  Castilleja pilosa John Thomas Howell 1955-7-19 30810 Plumas Vinton 1508 Comment
  CDA18572  Castilleja tenuis G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-25 3327 Plumas Sierra Nevada; 4.8 miles northwest of Antelope Lake; 0.7 mile east of road to Taylor Lake on the road to Antelope Lake. 1661 Comment
  CDA34646  Castilleja tenuis L. Ahart, John Dittes, Josephine Guardino 2009-7-22 16135 Plumas On the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Almanor Dam. Comment
  CHSC87872  Castilleja tenuis Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11052 Plumas On the north side of a small meadow, about 50 yards north of the dirt road, road goes to Lake Davis, about 1/2 mile west of Lake Davis, about 11 1/2 miles (air) northeast of Slote. 1777 Comment
  JEPS81473  Castilleja tenuis M. S. Taylor 1982-7-14 4829 Plumas ca 4 mi w Greenville (in Long Valley, near junction of 27N92 and 26N18); Almanor NE Quad., Long Valley 1676 Comment
  JEPS77537  Castilleja tenuis Margaret Ely 1978-6-23 Plumas Butterfly Valley; sw of pond (reservoir) Comment
  RSA515505  Ceanothus cordulatus J. T. Howell, G. H. True 1969-6-23 45814 Plumas Open meadow 2 miles N of Nelson Point on road to Quincy 1311 Comment
  SBBG28488  Ceanothus cordulatus A. A. Heller 1938-6-4 15138 Plumas S of Chester 1310 Comment
  SJSU771  Ceanothus cordulatus A. W. Jacobs 1942-6-27 Plumas Almanor Comment
  UC1070968  Ceanothus cordulatus G. Burks 1933-8-8 30 Plumas 4.5 mi e and 1 mi n cammel Peak; Bidwell Bar quad, Plumas National Forest 1706 Comment
  UC1070985  Ceanothus cordulatus R. Roseberry 1934-11-4 3 Plumas 1.5 mi ne Johnsville; Downieville quad, Plumas Nat. For. 1493 Comment
  CAS-BOT-BC49178  Ceanothus cuneatus Mary Strong Clemens 1920-6-7 s.n. Plumas Taylorsville Comment
  RSA712416  Ceanothus cuneatus C. L. schmidt 1988-7-15 1224 Plumas Red Hill, up Rush Creek road, 9.4 miles SW of Paxton on Hwy 70. 1260 Comment
  UCD150784  Ceanothus cuneatus J. Bisbee 2013-5-30 585 Plumas Plumas County, Summit of Red Hill. Near Communications Towers. 1890 Comment
  UCD150831  Ceanothus cuneatus J. Bisbee 2013-5-30 585 Plumas Plumas County, Summit of Red Hill. Near communications towers. 1890 Comment
  CAS-BOT-BC49063  Ceanothus cuneatus Clarence R. Quick 1963-8-26 63 -102 Plumas Near Cottonwood Meadow, southwest of Humbug Valley Comment
  CAS-BOT-BC50733  Ceanothus integerrimus John Thomas Howell 1961-6-21 36596 Plumas Sierra Nevada - Greenville 1097 Comment
  CAS-BOT-BC50769  Ceanothus integerrimus David D. Keck 1932-7-3 1648 Plumas Northern Sierra Nevada - Quincy - Hillside south of town (forested). 1188 Comment
  CAS-BOT-BC50775  Ceanothus integerrimus H. M. Hall 1912-6-30 9303 Plumas Sierra Nevada Mts. - Spanish Ranch 1158 Comment
  UC79984  Ceanothus lemmonii J. G. Lemmon 1874-1 Plumas 5 mi s Quincy; American Valley Comment
  CAS-BOT-BC52062  Ceanothus prostratus Rimo Bacigalupi 1927-7-7 1649 Plumas between Gray Eagle Valley and Long Lake Comment
  UC917252  Ceanothus prostratus J. M. Tucker 1948-7-25 1747 Plumas ca 3/4 mi w of mine United Mining Co. (sw side of Camel's Peak); sw side of Camel's Peak Comment
  SEINET5743570 Image available Ceanothus prostratus Dean Ahrenholz 1964-1 13 Plumas Near State Hwy 89, ca. 2 miles W of Greenville.; Greenville Comment
  JEPS48673  Ceanothus velutinus Esther C. Fritz 1933-7-15 Plumas Spanish Peak 2072 Comment
  CAS-BOT-BC63183  Ceanothus velutinus var. velutinus George W. Gillett 1957-7-23 892 Plumas Summit of Mt. Harkness. Lassen Volcanic National Park. 2446 Comment
  CDA43438  Centaurea diffusa Willo Vieira 2015-7-28 PDR# 320 P06131498 Plumas Near Greenville, Highway 89 mile marker 22.91. 0 Comment
  CDA43456  Centaurea stoebe subsp. australis Jennifer Wiley 2015-8-18 PDR# 320 P06131499 Plumas Chester Airport, 241 Masson Road, Chester. 0 Comment
  JEPS102414  Centaurea stoebe subsp. micranthos Lowell Ahart and Vernon H. Oswald 2001-7-11 8887 Plumas S side of Hwy 89, W of spillway on the dam at Lake Almanor 1374 Comment
  CHSC55685  Cerastium arvense Steven Triano 1988-4-17 64 Plumas Along unnamed tributary to North Fork Feather River, ca 0.1 mi s of Rock Creek Dam and 40 ft w of Hwy. 70. 640 Comment
  CAS-BOT-BC388189  Cerastium fontanum Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1414 Plumas Butterfly Botanical Area and Vicinity. Adjacent to Pond reservoir 1097 Comment
  CAS-BOT-BC207379  Cercis occidentalis Bonnie Templeton 1967-4-24 s.n. Plumas Feather River Canyon, near Storrie. Comment
  CAS-BOT-BC136980  Cercocarpus Clare B. Hardham 1975-8-2 20459 Plumas Black Mt. 2133 Comment
  JEPS113420  Cercocarpus ledifolius var. intermontanus Lowell Ahart, John Dittes 2007-8-9 14452 Plumas On the west side of the ridge, about 3/5 mile south of Mount Ingalls, about 5 1/2 miles (air) northwest of the north end of Lake Davis 2509 Comment
  CAS-BOT-BC143855  Cercocarpus ledifolius var. ledifolius L. P. Janeway 1989-6-20 3360 Plumas East-facing flank of Crocker Mtn overlooking Red Clover Valley 1965 Comment
  CHSC117458  Chaenactis douglasii var. douglasii Lowell Ahart 2016-6-29 21082 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. 1857 Comment
  CHSC21587  Chaenactis douglasii var. douglasii L. M. Mayer; D. E. Brink Jr. 1975-8-8 Plumas Bucks Lake. Found on hillsides of the section. Comment
  RSA792297  Chaenactis douglasii var. douglasii Rebecca Wenk 2009-7-13 1117 Plumas Plumas National Forest, Frenchman Lake, Little Last Chance Creek Road, 1.2 air miles west northwest of reservoir dam. 1750 Comment
  JEPS29566  Chaenactis douglasii var. douglasii J. Thomas Howell 1960-8-20 36285 Plumas near Drakesbad (Kelley Camp, near Lassen Volcanic National Park); Lassen Volcanic National Park 1615 Comment
  CHSC63182  Chamaesaracha nana Lowell Ahart 1994-7-7 7466 Plumas Plumas/Sierra County. On the north side of the Pacific Crest Trail, on Bunker Hill Ridge, about 1/2 mile (air) south of Pilot Peak. 2011 Comment
  CHSC64835  Chamaesaracha nana Vernon H. Oswald 1995-6-24 6915 Plumas High Cascade Range. Unnamed creek crossing the road to Last Chance Campground (FS 28N11), 2.5 mi (odometer) n of Hwy. 36. Roadside bank on the edge of a meadow on the e side of the road. 1371 Comment
  CHSC97539  Chamaesaracha nana Lowell Ahart; John Dittes 2007-6-16 14135 Plumas West of a small stream, on the south side of County Road 111 (Beckwourth Gensee Road), 10 yards east of Forest Road 24N08, Red Clover Valley, about 2 miles (air) north of the north end of Lake Davis. 1647 Comment
  SEINET10453902  Chamaesyce serpillifolia Mary Susan Taylor 1982-8-27 Taylor 5065 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
  CHSC81116  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart 2001-8-28 9187 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
  RSA0118633  Chamaesyce serpillifolia subsp. serpillifolia Lowell A. Ahart 2014-8-24 19757 Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air), north of La Porte. 1533 Comment
  CAS-BOT-BC166081  Chamerion angustifolium subsp. circumvagum Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  UC1186542  Chamerion angustifolium subsp. circumvagum J. W. MacSwain 1959-8-13 59 -152 Plumas 3.5 mi e Bucks Lake Lodge Comment
  JEPS28599  Cheilanthes gracillima George W. Gillett 1957-7-13 764 Plumas slopes below Sifford Lakes (on way to Devils Kitchen); Lassen Volcanic Nat'l Park 2057 Comment
  JEPS108998  Chenopodium ambrosioides var. ambrosioides Lowell Ahart 2006-10-8 13411 Plumas On the east bank of Chips Creek, southeast of the bridge on Highway 70, on the north side of the North Fork of the Feather river, about 1 1/4 miles southwest of Belden 715 Comment
  CAS-BOT-BC451424  Chimaphila menziesii Mrs. E. C. Sutliffe 1920-9-1 s.n. Plumas Salmon Lake 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
  UC354484  Chimaphila menziesii David D. Keck 1928-6-15 453 Plumas Meadow Valley 1219 Comment
  RSA101398  Chimaphila menziesii R. Weatherby 1955-7-21 1646 Plumas Bottle Springs, near Middle Fork Feather River. 1616 Comment
  CAS-BOT-BC452236  Chimaphila umbellata Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1603 Plumas Butterfly Botanical Area and Vicinity: Fern Glen 1097 Comment
  CHSC53139  Chimaphila umbellata L. P. Janeway 1990-9-2 3852 Plumas Plumas National Forest, Beckwourth Ranger District, Cascade Compartment. About halfway between Cascade Cr and Emigrant Cr, and about 1/3 mi S of Little Grizzly Cr. 1859 Comment
  JEPS58867  Chimaphila umbellata W. L. Jepson 1924-7-24 10634 Plumas Rich Point 914 Comment
  SEINET10475002  Chrysanthemum parthenium Mary Susan Taylor 1982-7-21 Taylor 4891 Plumas T23N R10E se/se sec 9. Blue Nose Mt quad. Along Willow Creek and above slope, ca. 0.5 mi nw of Nelson Point, ca. 5 mi se of Quincy. 4300 ft. 1310 Comment
  JEPS58684  Chrysolepis sempervirens W. L. Jepson 1924-7-18 10603 Plumas Soapstone Hill 1615 Comment
  UC1135250  Chrysolepis sempervirens G. Burks 1933-8-8 31 Plumas 4.5 mi e and 1 mi n Camel Peak; Plumas National Forest, Bidwell Bar 1706 Comment
  SEINET10475260  Chrysothamnus nauseosus subsp. albicaulis Lowell Ahart, James D. Jokerst 1985-10-4 Ahart 5192 Plumas About 1 mile west of Pilot Peak, about 9 miles north-east of La Porte. Comment
  CAS-BOT-BC100815  Chrysothamnus viscidiflorus subsp. viscidiflorus John Thomas Howell 1959-9-25 35022 Plumas Summit of Beckwourth Pass 1588 Comment
  CHSC97267  Chrysothamnus viscidiflorus subsp. viscidiflorus Lowell Ahart; John Dittes 2007-8-9 14431 Plumas Along the west side of the poor road, west slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis. 2551 Comment
  CDA19929  Cichorium intybus J. Naughton 2002-7-7 106 Plumas Sierra Nevada; Plumas County Fairgrounds, near Lee Rd. 0 Comment
  RSA599866  Cicuta douglasii L. C. Wheeler 1959-7-15 7571 Plumas Middle Fork Feather River: McCarty Mine, McCarthy Bar. Comment
  CAS-BOT-BC190012  Cinna latifolia Lowell Ahart 1977-7-26 s.n. Plumas 0.5 mile below the Bunker Hill Mine. Along Bunker Hill Creek. The Bunker Hill Mine is about ten miles northeast of La Porte. 2000 Comment
  CAS-BOT-BC190013  Cinna latifolia John Thomas Howell 1976-7-16 51919 Plumas Sierra Nevada. Just east of Bucks Summit on road to Meadow Valley. 1645 Comment
  CHSC63487  Cinna latifolia Lowell Ahart 1994-7-28 7536 Plumas On the sides of a stream, north-east of Frenchman Hill, south-west of Bucks Lake. 1706 Comment
  JEPS76222  Cinna latifolia W. L. Jepson 1939-7-31 19306 Plumas half-way between Meadow Valley and Bucks Valley 1676 Comment
  CHSC113614  Circaea alpina subsp. pacifica Lowell Ahart 2014-8-31 19804 Plumas In 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
  RSA52865  Circaea alpina subsp. pacifica R. Weatherby 1950-7-7 1451 Plumas Gansner Creek, Quincy. 1220 Comment
  UC1075651  Circaea alpina subsp. pacifica Robert J. Weatherby 1950-7-7 1451 Plumas Quincy, Gansner Creek 1219 Comment
  SD8768  Cirsium andersonii Daniel Cleveland 1882-7-21 Plumas Big Meadows Comment
  UC91812  Cirsium andersonii Mrs. R. M. Austin 1896-8-1 556 Plumas Big Meadows Comment
  CHSC102150  Cirsium arvense Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16242 Plumas On damp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam. 1591 Comment
  RSA716420  Cirsium arvense L. Ahart 2005-9-19 12391 Plumas Where the high water flows out of Taylor Lake, on the NE side of Taylor Lake, about 6 air miles SW of Antelope Lake. 2077 Comment
  CAS-BOT-BC284416  Cirsium arvense John Thomas Howell; Gordon H. True 1973-7-31 50138 Plumas On road from Janesville to Thompson Peak, Diamond Range, Sierra Nevada 1905 Comment
  CAS-BOT-BC278026  Cirsium cymosum John Thomas Howell 1955-7-19 30812 Plumas Portola 1478 Comment
  SEINET7451111 Image available Cirsium cymosum var. cymosum A. A. Heller, P. B. Kennedy 1907-7-18 8880 Plumas Grade between Beckwith and Red Clover valley Comment
  CAS-BOT-BC285546  Cirsium occidentale var. candidissimum John Thomas Howell 1951-6-29 27750 Plumas Feather River Canyon 548 Comment
  CDA1373  Cirsium occidentale var. candidissimum T. C. Fuller 1957-9-16 304 -57 Plumas Storrie. Comment
  CAS-BOT-BC285539  Cirsium occidentale var. candidissimum John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54205 Plumas 2.5 miles northeast of Quincy Junction on road to Mt. Hough 1280 Comment
  RSA31207  Cirsium occidentale var. candidissimum Joseph A. Ewan 1934-7-18 8547 Plumas Near Dentens, Mojawk Valley Comment
  UC1276070  Cirsium ochrocentrum var. ochrocentrum T. C. Fuller 1959-10-2 3230 Plumas 7.3 mi s Vinton (Loyalton-Vinton Rd. just n of co. line) Comment
  CAS-BOT-BC286447  Cirsium scariosum John Thomas Howell 1955-7-19 30825 Plumas Mohawk 1371 Comment
  CAS-BOT-BC286448  Cirsium scariosum Lowell Ahart 1983-8-17 4324 Plumas Near Onion Valley, near the Quincy-La Porte Road, west of Pilot Pk., north-east of La Porte 2000 Comment
  SEINET7836838 Image available Cirsium scariosum A. A. Heller, P. B. Kennedy 1907-7-3 8692 Plumas Red Clover Valley Comment
  SDSU3800  Cirsium vulgare D. F. Howe 1959-8-2 2781 Plumas Meadow at Quincy. 1067 Comment
  CAS-BOT-BC228905  Cistanthe umbellata Rimo Bacigalupi 1927-7-11 1716 Plumas Near Grassy Lake Meadows, Gold Lake Region 1889 Comment
  CAS-BOT-BC228900  Cistanthe umbellata Elizabeth McClintock 1968-5-18 s.n. Plumas East of Frenchman Reservoir, north of Chilcoot 1706 Comment
  CAS-BOT-BC160921  Clarkia amoena subsp. amoena Henry A. Kloppenburg 1928-5-19 433 Plumas Plumas National Forest. Belden 701 Comment
  CDA38044  Clarkia mildrediae subsp. lutescens L. P. Janeway 2001-7-3 7255 Plumas Northern High Sierra Nevada.; Along Road 24N28 on nose of ridge between Four Water Creek and Bear Creek. Comment
  CHSC71153  Clarkia mildrediae subsp. lutescens L. P. Janeway 1994-7-8 4687 Plumas Hartman Bar Ridge; slope north of Road 22N94, on south side of Franklin Hill. Clearcut area. 1706 Comment
  CHSC71155  Clarkia mildrediae subsp. lutescens L. P. Janeway 1994-7-13 4694 Plumas Southeast side of Little Bear Gulch; along Road 22N30 0.25 mi west of Sky High Road (Road 22N29). Road cutbank. 1447 Comment
  CDA15372  Clarkia purpurea subsp. quadrivulnera G. F. Hrusa 1997-6-26 13887 Plumas Sierra Nevada; Approx. 1/4 mi. N from USFS 23N22D terminus. Comment
  CAS-BOT-BC164915  Clarkia rhomboidea John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-10 2224 Plumas Trestle Glen Comment
  CHSC83648  Clarkia rhomboidea L. P. Janeway 2001-6-28 7238 Plumas High Cascade Range. East-facing slope of ridge overlooking North Fork Feather River and Caribou Road, about 2.6 km north of confluence of East Branch North Fork Feather River; along Road 26N26 3.4 km from Caribou Road. 1067 Comment
  SEINET10689253  Clarkia rhomboidea A. Arthur Heller 1938-5-30 Heller 15129 Plumas Coarse granite sand about shrubs on a slope about a mile west of Arch Rock tunnel on Highway #24, in the arid Transition Life Zone. Comment
  NY1085602  Clarkia stellata A. A. Heller 1907-7-9 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
  CHSC98348  Claytonia lanceolata L. P. Janeway 2007-6-3 9015 Plumas Northern High Sierra Nevada. Eastern end of Red Mountain, along the high exposed rocky ridgeline. 1929 Comment
  SD8149  Claytonia lanceolata Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  UC170920  Claytonia lanceolata H. M. Hall 1912-6-29 9292 Plumas Spanish Peak; Sierra Nevada Mountains 2133 Comment
  JEPS46145  Claytonia palustris Duncan Dunning 1923-6-2 Plumas 4 mi nw Quincy; Snake Lake Comment
  CAS-BOT-BC439877  Claytonia perfoliata John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-6-12 2075 Plumas Butterfly Botanical Area and Vicinity 1127 Comment
  CAS-BOT-BC439878  Claytonia perfoliata John Thomas Howell 1978-4-19 52857 Plumas Eastern part of Quincy 1036 Comment
  CAS-BOT-BC443644  Claytonia perfoliata subsp. perfoliata Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-6-12 1928 Plumas Butterfly Botanical Area and Vicinity 1066 Comment
  CAS-BOT-BC443707  Claytonia rubra Lowell Ahart 1987-5-19 5656 Plumas Near Hopkins Creek, about 1/2 mile south of Turkeytown, about 1 mile west of Blue Nose Mountain, about 14 miles north-east of La Porte 1889 Comment
  CAS-BOT-BC443708  Claytonia rubra L. P. Janeway 1992-5-6 4156 Plumas Plumas National Forest, Beckwourth Ranger District. About 4 mi southwest of Portola; west side of Claireville Flat between Middle Fork Feather River and Hwy 70. 1482 Comment
  JEPS28401  Claytonia rubra George W. Gillett 1957-7-17 792 Plumas stream from Little Willow Lake into Willow Lake; Lassen Volcanic National Park 1767 Comment
  CAS-BOT-BC443797  Claytonia rubra subsp. rubra A. A. Heller 1913-6-13 10845 Plumas Near Marston Station 1066 Comment
  CAS-BOT-BC443798  Claytonia rubra subsp. rubra A. A. Heller; P. B. Kennedy 1907-7-11 8804 Plumas Prattville Comment
  CHSC33621  Claytonia rubra subsp. rubra M. S. Taylor; M. Foster 1981-6-3 3847 Plumas W side of 24N10, in sandy dry soils in shade of Pinus ca. 1/4 mi s of Grizzly Creek crossing 24N10, ca. 8 mi nw of Portola. 1767 Comment
  CHSC80257  Claytonia rubra subsp. rubra L. P. Janeway 1996-6-12 5008 Plumas Northern High Sierra Nevada. 0.5 mi northeast of Deer Creek and 2.0 mi south of Spanish Creek; north side of logging spur road 0.6 mi east of Road 24N23X. 1318 Comment
  JEPS106310  Claytonia rubra subsp. rubra Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11058 Plumas About 50 yards north of 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
  JEPS103572  Clintonia uniflora Lowell Ahart 2002-7-2 9830 Plumas On the S side of Forest Road 22N94, ca 75 yards W of Forest Road 22N94E, on Hartman Bar Ridge, ca 1 mile (air) SW of Franklin Hill, ca 4 1/2 miles (air) NW of Tamarack Flat, ca 9 miles (air) NW of La Porte. 1577 Comment
  CDA19235  Collinsia parviflora G. D. Barbe, T. C. Fuller 1982-6-17 3829 Plumas Plumas National Forest; South shore of Frenchman Reservoir (Lake), 0.4 mi E of Frenchman Dam. 1706 Comment
  CHSC95072  Collinsia parviflora L. P. Janeway; B. Castro 2006-6-4 8671 Plumas Northern High Sierra Nevada. South side of Squaw Valley, 100 m north of junction with McReynolds Valley Road and Squaw Valley Road. 1684 Comment
  UC1032618  Collinsia torreyi var. torreyi A. Lewis 1934-6-12 476 Plumas 4 1/2 mi sw of Lexington Hill (Plumas National Forest, Mooreville Ridge); Plumas National Forest, Mooreville Ridge 1493 Comment
  CHSC33929  Collomia grandiflora M. S. Taylor 1981-7-6 3977 Plumas In the Y of the two Ross Canyon Rds (25N31A and B), ca. 1.5 mi e of Dixie Valley Rd (28N01), ca. 16 air mi nw of Chilcoot. 1920 Comment
  UC1552743  Collomia grandiflora Frederica Bowcutt 1985-6-6 553 Plumas along Beckwourth Genesee Road about 1 <air?> mi ne Drum Bridge (about 15 air mi ne of Quincy, s-facing road bank); Plumas National Forest 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
  RSA755468  Collomia tinctoria L. Ahart, John Dittes, Josephine Guardino 2009-6-14 15852 Plumas Cut bank of Forest Road 27N01Y, about 1.3 air miles W of Lake Almanor Dam. 1463 Comment
  SBBG128277  Collomia tinctoria L. Ahart, J. Dittes, J. Guardino 2009-6-14 15852 Plumas area of broken rock, cut bank of Forest Rd 27N01Y, ca. 1.3 mi W of Lake Almanor Dam 1462 Comment
  SEINET13976281  Collomia tinctoria A. A. Heller, P. B. Kennedy 1907-7-4 8725 Plumas Ridge east of Red Clover Valley. Comment
  SEINET7134355  Convolvulus arvensis W. Harnach, N. Harnach 1989-6-17 147 Plumas Sierra valley, approx 200 ft. west of the steel bridge on Marble Lane 1488 Comment
  RSA59472  Conyza canadensis E. K. Balls 1950-9-16 15879 Plumas Near fish hatchery, just north of Plumas-Sierra Co. line, Hwy 89 1433 Comment
  CAS-BOT-BC286169  Conyza canadensis L. P. Janeway 1992-11-18 4325 Plumas Plumas National Forest, Beckwourth Ranger District. Northwest side of Lake Davis, ca 0.3 mi west of the Bagley Pass Road; at the end of Mosquito Slough Road (24N54Y) 1761 Comment
  HSC101683  Corallorhiza maculata Dillon North Davis 2013-5-25 4 Plumas UC Berkeley Forestry Camp, ~ 1 mile south of Meadow Valley. 1252 Comment
  RSA101511  Corallorhiza maculata R. Weatherby 1955-7-4 1594 Plumas Across Rock Creek, 0.5 mile below Deane Valley, near Meadow Valley 1341 Comment
  CHSC37523  Cordylanthus tenuis subsp. tenuis M. S. Taylor 1982-9-8 5117 Plumas Along rd on w side of Round Valley Reservoir, ca. 4 mi s of Greenville. 1371 Comment
  JEPS80631  Cordylanthus tenuis subsp. tenuis M. S. Taylor 1981-7-18 4055 Plumas near Belden (n side of Caribou Rd, ca. 4 mi ne of its jct with Hwy 70); Almanor SW quad 822 Comment
  JEPS81461  Cordylanthus tenuis subsp. tenuis M. S. Taylor 1981-8-10 4229 Plumas ca. 1/2 mi e Long Valley Mine (ca. 4 air mi w of Greenville); Almanor NE quad 1615 Comment
  UC1032456  Cordylanthus tenuis subsp. tenuis G. T. Nordstrom 1934-7-20 244 Plumas 1 1/2 mi w and 1/2 mi n Meadow Valley; Plumas National Forest, Bidwell Bar Quadrangle Comment
  CAS-BOT-BC209722  Cornus John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54363 Plumas 0.75 miles northeast of Bucks Summit on road to Quincy 1600 Comment
  CAS-BOT-BC209431  Cornus nuttallii Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1569 Plumas Butterfly Botanical Area and Vicinity. Fern Glen 1112 Comment
  RSA60134  Cornus nuttallii E. K. Balls 1950-9-5 15677 Plumas Main trail Thompson Creek, off La Porte Road, off Hwy 24, e. of Quincy. Comment
  SBBG50827  Cornus nuttallii J. D. Watjen 1969-5-4 39 Plumas Feather River Cyn, 9.2 mi SW of Confluence with Rock Crk 457 Comment
  SBBG133125  Cornus nuttallii B. C. Templeton 1968-1 11286 Plumas unknown Comment
  CAS-BOT-BC210300  Cornus sericea Anna Head 1920-1-1 s.n. Plumas Feather River Region Comment
  CAS-BOT-BC210305  Cornus sericea John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1968-6-11 2415 Plumas Butterfly Botanical Area. Fern Glen Comment
  CDA18587  Cornus sericea subsp. sericea G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-25 3279 Plumas Sierra Nevada; 0.7 mile south of Arlington Road, (Main Street, Taylorsville) on Beckwourth-Greenville Road, east of Taylorsville. 1112 Comment
  SBBG59868  Cornus sericea subsp. sericea A. Lefebure 1941-8-17 Plumas rd from Gold Lake Camp to mine Comment
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Aug 19 2016
  CHSC81365  Cornus sessilis L. P. Janeway 1996-9-4 5082 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
  JEPS108581  Cornus sessilis L. P. Janeway 2005-9-4 8537 Plumas Northern High Sierra Nevada. Rock Creek at crossing of Road 24N04 ''Rock Creek Crossing.'' Along borders of bouldery streambed 1204 Comment
  POM97818  Corydalis caseana R. M. Austin 1876-07 11 Plumas Mill Creek Comment
  CAS-BOT-BC401876  Corydalis caseana subsp. caseana John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-26 54364 Plumas 0.75 miles northeast of Bucks Summit on road to Quincy 1600 Comment
  CHSC21308  Corydalis caseana subsp. caseana F. T. Griggs; A. Pass 1975-7-8 107 Plumas Buck's Lake. Comment
  CAS-BOT-BC287206  Cota tinctoria John Thomas Howell 1960-7-24 35995 Plumas Chester 1371 Comment
  UC1585914  Crassula aquatica Barbara Ertter 1988-10-21 8011 Plumas e. end of causeway ca. 1.5 mi. e. of Chester (on Hwy. 36, n. of rd., Lake Alamanor); Lake Alamanor 1341 Comment
  CAS-BOT-BC141572  Crataegus douglasii Mrs. Jos Clemens 1919-10-30 s.n. Plumas Taylorsville Comment
  CAS-BOT-BC141573  Crataegus douglasii John Thomas Howell 1973-7-9 49710 Plumas Crescent Mills - Sierra Nevada 1066 Comment
  RSA0049643  Crataegus douglasii Dean Wm. Taylor 2012-6-7 21253 Plumas Indian Valley; several large bushes along County Road 112 [North Valley Road] just N of junction of County Road 214 [North Arm Road]; ca. 1.5 mile N of Taylorsville) 1066 Comment
  CAS-BOT-BC148431  Crataegus suksdorfii John Thomas Howell 1961-9-23 36835 Plumas Indian Valley 1082 Comment
  CAS-BOT-BC290322  Crepis Gladys L. Smith 1976-6-7 4562 Plumas Balsam Flat, 20 miles east of Quincy, along Rte. 70 1524 Comment
  CAS-BOT-BC290323  Crepis W. Harnach; N. Harnach 1989-6-17 146 Plumas Sierra Valley. Collected approx. 200 ft. west of the steel bridge on Marble Lane 1487 Comment
  CAS-BOT-BC290451  Crepis acuminata Anna Head 1921-6-22 s.n. Plumas Campbells Hot Springs, Feather River Region Comment
  CHSC39362  Crepis acuminata L. Ahart; P. Ahart 1983-8-17 4332 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. 2000 Comment
  UC566960  Crepis acuminata E. Sawyer 1935-6-18 123 Plumas 5 mi se Crow; Sierraville Quadrangle 1981 Comment
  UC476323  Crepis intermedia Mrs. L. W. Swift June, 1931 3034 Plumas Stony Ridge Plumas National Forest, Last Chance Cr. (foot) Comment
  UC581204  Crepis intermedia G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2251 Plumas Red Rock; sw slopes and ridge crest, n of Engelmine 646 Comment
  RSA712982  Crepis modocensis subsp. subacaulis L. P. Janeway, B. Castro 2006-6-3 8655 Plumas Northern High Sierra Nevada, west side of lower Thompson Valley 1.6 km north of the mouth of McReynolds Creek at Red Clover Creek 1673 Comment
  CHSC95093  Crepis modocensis var. subacaulis L. P. Janeway; B. Castro 2006-6-3 8655 Plumas Northern High Sierra Nevada. West side of lower Thompson Valley 1.6 km north of the mouth of McReynolds Creek at Red Clover Creek. East-facing sagebrush slope near meadow edge. 1673 Comment
  UC346563  Crepis occidentalis subsp. conjuncta E. B. Babcock 1928-6-14 154 Plumas Gray Eagle Resort; gully near bath house Comment
  CHSC97152  Crepis occidentalis subsp. occidentalis Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 13986 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
  UC346560  Crepis occidentalis subsp. occidentalis E. B. Babcock 1928-6-15 157 Plumas Feather River Inn golf course near highway Comment
  CAS-BOT-BC290806  Crepis occidentalis subsp. pumila Anna Head 1921-7-20 s.n. Plumas Round Lake, Feather River Region 2011 Comment
  UC346553  Crepis pleurocarpa E. B. Babcock 1928-6-15 161 Plumas 2 mi e Meadow Valley (on road to Quincy) Comment
  CHSC40256  Crypsis schoenoides Lowell Ahart; Rob Schlising, Jim Jokerst 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
  CHSC34334  Crypsis vaginiflora L. Ahart 1981-9-6 3100 Plumas On a sandbar along Indian Creek, ca. 1/2 mi sw of the hct of Hwy 89 and Arlington Rd, ca. 1.5 mi sw of Crescent Mills. 1200 Comment
  CHSC43471  Cryptantha affinis Lowell Ahart 1977-7-9 1448 Plumas Near the South Fork of the Feather River, about 1/2 mile north of the Feather Fork Mine, about 6 miles north of La Porte. 1706 Comment
  CHSC82561  Cryptantha affinis Lowell Ahart 2002-7-18 9870 Plumas Near a small meadow, on the north side of a small upper branch of Fall River, about 100 yards north of Lumpkin Ridge Road, about 1 mile (air) southeast of Tamarack Flat, about 1/4 mile southwest of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir dam, about 4 1/2 miles (air) northwest of La Porte. 1701 Comment
  SEINET12514865  Cryptantha affinis T. S. Brandegee 1892-7-4 s.n. Plumas Prattville. Comment
  SEINET8518893  Cryptantha affinis A. A. Heller, P. B. Kennedy 1907-7-4 8729 Plumas Meadow two miles S of Red Clover Valley. Comment
  SEINET3840837  Cryptantha ambigua G. Douglas Barbe, Thomas C. Fuller 1982-6-17 3809 Plumas Plumas National Forest 1700 Comment
  UC1586411  Cryptantha milobakeri Vernon H. Oswald and Lowell Ahart 1991-6-18 4681 Plumas ca 4 mi (air) n Greenville (Forest Rd 28N38, 3.4 mi ene of its junction with County Rd 201 (Old Haun Rd)) 1609 Comment
  JEPS98964  Cryptantha simulans Lowell Ahart 2001-7-17 8912 Plumas Meadows, on the west side of a poor logging road, east of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  RSA201344  Cryptantha torreyana J. T. Howell 1960-7-18 35545 Plumas Wooded meadow borders. Drakesbad. 1677 Comment
  CDA18483  Cryptantha torreyana G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3234 Plumas Sierra Nevada; 0.2 mile south of junction, Mt. Hough-Crystal Lake Road and China Grade (road to Taylorsville). 1737 Comment
  CAS-BOT-BC70455  Cryptogramma acrostichoides M. S. Taylor 1982-8-30 5078 Plumas Kettle Rock quad., s end of Taylor Lake, ca. 6 air mi ne of Taylorsville 2103 Comment
  RSA52883  Cryptogramma acrostichoides R. Weatherby 1950-8-11 1506 Plumas Trail to Silver lake, Lakes Basin Area 1982 Comment
  UC1075646  Cryptogramma acrostichoides Robert J. Weatherby 1950-8-11 1506 Plumas trail to Silver Lake; N Sierra Nevada Mts, Lakes Basin Area 1981 Comment
  UC1229887  Cupressus bakeri C. R. Quick and H. F. Wilcox 1962-10-1 62 -1 Plumas 1.5 mi w of Wheeler Peak (scatted grove of ca 3 acres on n and e borders on an open lava cap) 1996 Comment
  RSA201317  Cuscuta californica J. T. Howell 1960-7-19 35689 Plumas Drakesbad 1677 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
  CHSC82707  Cuscuta californica var. californica Lowell Ahart 2002-7-18 9856 Plumas Ridge, about 1/8 mile north of the intersection of Lumpkin Ridge Road and road to Tamarack Flat, about 1 1/2 miles (air) northwest of Little Grass Valley Reservoir dam, about 4 1/2 miles (air) northwest of La Porte. 1743 Comment
  HSC93210  Cuscuta occidentalis Vernon H. Oswald, L. Ahart 1996-8-14 8150 Plumas NE of La Porte-Quincy Rd. 0.9 mi. N of the road to Johnsville (0.9 mi. N of the Sierra Co. 2 mi. post); high Sierra Nevada 1890 Comment
  RSA739641  Cycladenia humilis B. Castro, L. P. Janeway 2005-9-11 1523 Plumas 5 air miles N of Bucks Lake and 3 miles S of Hwy 70 and the Feather River Canyon, 0.4 air miles W of Three Lakes. 1723 Comment
  CHSC70777  Cymopterus terebinthinus var. californicus B. Castro 1995-7-10 581 A Plumas Ca 1 air mi N of Middle Fork Feather River, ca 1/2 mi W of Little Marble Cone, W of S end of 'B' spur off USFS Rd 22N29, W of old Kellogg fire lookout. 1463 Comment
  CDA13353  Cynoglossum occidentale G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-15 13202 Plumas Sierra Nevada; 2.5 m E of Spring Garden on Hwy 70, and 0.5 m. S of Estray Ck. Comment
  RSA59852  Cyperus squarrosus E. K. Balls 1950-9-14 15814 Plumas 6 miles northwest of Chester, North Fork Feather River. 1402 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
  RSA523938  Cyperus squarrosus Barbara Ertter 1988-10-21 8007 Plumas Lake Almanor, E end of causeway ca 1.5 mi E of Chester on Hwy 36 1341 Comment
  CAS-BOT-BC133768  Cypripedium fasciculatum M. S. Taylor 1981-7-14 4020 Plumas Field redacted by CAS, contact the data manager for more information 1737 Comment
  CHSC33878  Cypripedium fasciculatum M. S. Taylor 1981-5-29 3817 Plumas Ca. 50 to 100 ft up and s of Buckhorn Creek, ca. 2 ... Field redacted by CHSC, contact the data manager for more information 1584 Comment
  UC336579  Cypripedium fasciculatum Mrs. Austin Plumas Indian Valley Comment
  CAS-BOT-BC70671  Cystopteris fragilis John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1967-7-10 2214 Plumas Mouth of Butterfly Creek 883 Comment
  CHSC44604  Cystopteris fragilis Vernon Oswald 1983-8-17 1002 Plumas Pacific Crest Trail ca. 2500 ft e of Humboldt Summit. 2011 Comment
  JEPS113772  Cystopteris fragilis Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 14017 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
  CAS-BOT-BC445531  Damasonium californicum Mary Strong Clemens 1920-6-12 s.n. Plumas Taylorville Comment
  JEPS103524  Danthonia californica var. californica Lowell Ahart 2002-7-2 9818 Plumas On the bottom of the water holding pond, ca 150 yards N of Forest Road 22N94, on Hartman Bar Ridge, ca 1 mile (air) SW of Franklin Hill, ca 4 1/2 miles (air) NW of Tamarack Flat, ca 9 miles (air) NW of La Porte. 1597 Comment
  CHSC44560  Danthonia unispicata Lowell Ahart 1979-7-18 1994 Plumas North of the dirt road, north-east of Finger Board Mountain, about 2 miles north-west of Pilot Peak, about 15 miles north of La Porte. 1828 Comment
  CHSC12669  Darlingtonia californica K. R. Stern 1974-5-11 Plumas Very abundant in Butterfly Valley, ca. 6 mi w of Q ... Field redacted by CHSC, contact the data manager for more information 1170 Comment
Read comments
May 26 2010
  RSA0089045  Darlingtonia californica Bonnie C. Templeton 1968-1 11246 Plumas Butterfly Valley, ca. 10 mi. west of Quincy. 1066 Comment
  SBBG70336  Darlingtonia californica unknown 1895-1 Plumas probably in Butterfly Valley near Quincy Comment
  SJSU4490  Darlingtonia californica Lewis S. Rose 1968-6-11 68105 Plumas Butterfly Valley, 4 mi S of Keddie 1036 Comment
  CAS-BOT-BC175855  Delphinium M. S. Taylor 1982-5-14 4444 Plumas Along Turner Springs Rd, just s of its jct with Hwy 114 (Clio-Portola Rd), ca. 2 air mi sw of Portola 1524 Comment
  UCSB15813  Delphinium depauperatum Breedlove, Dennis 1962-6-12 Plumas Along State Highway 36; 6.9 miles west of Chester; Sierra Nevada 1524 Comment
  CAS-BOT-BC8915  Delphinium depauperatum Robert J. Weatherby 1955-7-2 1574 Plumas Creek below Bear Ridge, near Taylor Lake 1981 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
  CAS-BOT-BC9861  Delphinium nudicaule Clare Butterworth Hardham 1961-6-16 7458 Plumas Diamond Peak 2133 Comment
  CAS-BOT-BC9856  Delphinium nudicaule Mrs. H. C. Cantelow 1941-5-21 s.n. Plumas 6 miles west of Quincy on road to Meadow Valley 1173 Comment
  SEINET8663348  Delphinium nudicaule C. Tanner 1999-5-7 s.n. Plumas Along "Powerline Road," between C. Roy Carmichael School and unincorporated town of Delleker. 1490 Comment
  SEINET8663390  Delphinium nudicaule C. Tanner 1999-5-7 s.n. Plumas Along "Powerline Road," between C. Roy Carmichael School and unincorporated town of Delleker. 1490 Comment
  CAS-BOT-BC116102  Delphinium nuttallianum Mrs. H. C. Cantelow 1939-5-20 2559 Plumas Meadow Valley Comment
  CAS-BOT-BC116103  Delphinium nuttallianum J. T. Howell 1951-6-28 27698 Plumas Eureka Peak 1981 Comment
  CAS-BOT-BC116111  Delphinium nuttallianum Mrs. E. C. Sutliffe 1918-7-1 s.n. Plumas Plumas Co. Comment
  CAS-BOT-BC116124  Delphinium nuttallianum R. K. Wellman 1981-5-15 031 Plumas Sierra Valley Marsh 2 mi. E. of cty rd. A-23 on Marble Hot Springs Rd. 1402 Comment
  CDA24256  Delphinium nuttallianum T. C. Fuller 1962-6-14 9005 Plumas Southwest corner of Highway 40 Alt. & road to Loyalton, Vinton. 0 Comment
  UCD13266  Delphinium patens subsp. patens Stephen Brown 1974-5-4 116 Plumas Plumas CO. Rock Creek, 1 mile north from North Fork of Feather River, ca. 22 miles west of Quincy. Elevation 1600 feet. 487 Comment
  UCR227748  Deschampsia cespitosa R. F. Thorne, C. W. Tilforth, Larry E. DeBuhr 1972-9-20 42358 Plumas Northern Sierra Nevada Mtns., Plumas National Forest, pond north of Goose Lake 2058 Comment
  CAS-BOT-BC192436  Deschampsia cespitosa subsp. cespitosa W. Harnach; N. Harnach 1991-6-21 564 Plumas Sierra Valley. Next to R/R bridge east of Co. Rd. A-23 1487 Comment
  POM296404  Deschampsia danthonioides Lyman Benson 1949-6-21 13740 Plumas Meadow 1 mile west of Lake Almanor Inn; Cascade Mt. Range; Feather River drainage area 1341 Comment
  UCD62887  Deschampsia danthonioides Lewis S. Rose 1968-6-10 68083 Plumas Quincy. 1036 Comment
  CHSC40275  Deschampsia elongata Lowell Ahart 1985-7-3 5100 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 1/2 miles north-east of La Porte. 1584 Comment
  CAS-BOT-BC43033  Descurainia incisa subsp. incisa John Thomas Howell 1951-6-27 27576 Plumas Sierra Nevada. Johnsville. 1584 Comment
  CAS-BOT-BC43111  Descurainia pinnata subsp. brachycarpa John Thomas Howell 1977-6-20 52370 Plumas Sierra Nevada. On the peninsula of Lake Almanor. 1371 Comment
  CAS-BOT-BC43503  Descurainia sophia John Thomas Howell 1955-7-19 30787 Plumas Sierra Nevada. Vinton. 1505 Comment
  CAS-BOT-BC402542  Dicentra pauciflora John Thomas Howell; Gordon H. True 1967-7-11 43362 Plumas Southeast slope of Mt. Hough 2042 Comment
  CHSC641  Dicentra pauciflora R. Carter 1964-7-4 141 Plumas Ca. .35 mi. from Butte Co. line, 1/2 mi. N of Green Is. Lake along W side of Calif. Riding and Hiking Trail. 1828 Comment
  UC1126530  Dicentra pauciflora P. G. Haddock 1938-5-29 14 Plumas e side Rock Creek; Plumas National Forest, Downieville Quad. 1219 Comment
  CAS-BOT-BC402543  Dicentra pauciflora Lowell Ahart 1986-7-4 5324 Plumas West of the small wash, S of the road where it crosses Onion Valley Creek, near Onion Valley, ca. 1 mi. NW of Pilot Peak, ca. 14 mi. NE of La Porte 1828 Comment
  SEINET10476262  Dicentra uniflora Mary Susan Taylor 1981-4-30 Taylor 3578 Plumas T22N R8E sw sec 27. American House quad. In plantation, ca. 0.5 mi N of 22N18, ca. 1 mi E of Big Peak and 4 mi W of Little Grass Valley Reservoir. Montane Coniferous Forest; 5600 ft. 1707 Comment
  CAS-BOT-BC254482  Dichanthelium acuminatum subsp. acuminatum John Thomas Howell 1962-6-17 37652 Plumas Butterfly Valley 1036 Comment
  JEPS58081  Dichelostemma multiflorum W. L. Jepson 1910-6-16 4146 Plumas Quincy 1036 Comment
  UC725429  Dichelostemma multiflorum A. A. Heller 1938-6-14 15159 Plumas near Gray's Flat (on the Feather River Highway) 868 Comment
  UC354486  Dichelostemma multiflorum David D. Keck 1928-6-15 440 Plumas 1.5 mi w Blairsden (on the Blairsden-Quincy highway) 1371 Comment
  CAS-BOT-BC293001  Dieteria canescens M. S. Taylor 1982-8-17 5015 Plumas Mt Ingalls summit, ca. 9 air mi ne of Sloat 2551 Comment
  CHSC65488  Dieteria canescens var. canescens L. P. Janeway 1995-9-19 4934 Plumas 0.9 mi east of Crocker Creek and Crocker Guard Station and Crocker Campground. Roadside. 1883 Comment
  CAS-BOT-BC209012  Digitaria sanguinalis John Thomas Howell 1951-6-29 27768 Plumas Feather River Canyon 548 Comment
  CAS-BOT-BC151824  Diplacus mephiticus L. P. Janeway 1989-6-9 3276 Plumas Forest along southwest side of Red Clover Valley - Beckwourth Ranger District, Plumas National Forest 1676 Comment
  CAS-BOT-BC151857  Diplacus mephiticus Alice Eastwood 1927-6-1 14592 Plumas On trail to Long Valley, United States Forest Reserve Comment
  CAS-BOT-BC151858  Diplacus mephiticus Alice Eastwood 1918-5-25 7014 Plumas Portola Comment
  CAS-BOT-BC151689  Diplacus torreyi Mrs. E. C. Sutliffe 1927-6-1 s.n. Plumas Drakesbad, Lassen National Park Comment
  CAS-BOT-BC151699  Diplacus torreyi Mary Strong Clemens 1920-6-18 s.n. Plumas Lake Almanor Comment
  CAS-BOT-BC208630  Distichlis spicata John Thomas Howell 1955-7-19 30789 Plumas Vinton - Sierra Nevada 1505 Comment
  CAS-BOT-BC136101  Dodecatheon alpinum M. S. Taylor 1982-7-12 4820 Plumas In wet meadow in McRae Meadows, ca. 6 mi w of Mohawk 1889 Comment
  CHSC60554  Dodecatheon alpinum L. P. Janeway 1992-5-14 4177 Plumas Plumas National Forest Beckwourth Ranger District Westside Compartment. North side of Big Grizzly Creek at northwest end of Lake Davis. Large grassy/sedgy meadow. 1764 Comment
  JEPS14447  Downingia bacigalupii R. H. Platt 1891-1 Plumas Big Meadow Sierras Comment
  SEINET8039229  Downingia bacigalupii E. Sawyer 1935-6-27 159 Plumas Plumas Forest, Charles Valley, Sec. 26. 1524 Comment
  UC711959  Downingia bacigalupii Roxana S. Ferris and Laura Lorraine 1941-8-9 10437 Plumas about 2.5 mi from Lake Almanor Public Camp (State Highway 89, on road to Chester) Comment
  SD62432  Downingia bicornuta var. bicornuta John H. Weiler, L. Constance, E. Moleseed 1960-6-12 60153 Plumas Beside State highway 89, 2.5 miles northwest of Lake Almanor Public Camp. Comment
  SBBG69656  Downingia elegans Mrs. H. P. Bracelin 1932-7-25 695 Plumas 7 mi S of Chester 1524 Comment
Read comments
Aug 14 2015
  CHSC102073  Draperia systyla Lowell Ahart; John Dittes 2009-7-15 16100 Plumas On broken rock, northeast of the power line, on the east side of Forest Sevice Road 26N22, about 2.3 miles (air) southeast of Butt Valley Reservoir Dam. 1517 Comment
  UC335430  Draperia systyla unknown 1889-1 Plumas Tefft's ranch Comment
  UC880655  Draperia systyla Lewis S. Rose 1939-6-7 39251 Plumas Pulga 426 Comment
  SEINET10497032  Draperia systyla Mary Susan Taylor 1974-5-18 Taylor 250 Plumas Vicinity of Tobin and Butterfly Valley, Hwy 70. Comment
  JEPS84395  Drosera X obovata V. Oswald and W. Dempsey 1989-8-24 3968 Plumas ca 13 air mi s Chester; Humbug Valley, Big Springs 1316 Comment
  CAS-BOT-BC76262  Drosera anglica Marcus E. Jones 1897-7-3 s.n. Plumas Prattville. 1371 Comment
  CHSC580  Drosera anglica R. Calkins 1932-7-1 Plumas Humbug Valley swamp. ... Field redacted by CHSC, contact the data manager for more information 1310 Comment
  JEPS84393  Drosera anglica V. Oswald and W. Dempsey 1989-8-3 3914 a Plumas se Drakesbad (just s of voundary of Lassen Volcanic National Park); Willow Lake 1676 Comment
  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-BC534967  Drymocallis glandulosa var. reflexa Thomas H. Kearney 1944-8-14 68 Plumas Near Pratville, Lake Almanor Comment
  CAS-BOT-BC534968  Drymocallis glandulosa var. reflexa David D. Keck 1932-7-3 1639 Plumas Quincy, northern Sierra Nevada, mountain slope south of town 1065 Comment
  CAS-BOT-BC535002  Drymocallis glandulosa var. reflexa Walter Knight; Irja Knight; John Thomas Howell 1966-7-26 1618 Plumas Butterfly Botanical Area and Vicinity, roadside at Fern Glen 1097 Comment
  CAS-BOT-BC535003  Drymocallis glandulosa var. reflexa A. A. Heller 1913-6-13 10853 Plumas Near Qunicy 1066 Comment
  CHSC99806  Drymocallis hansenii Lowell Ahart 2008-7-16 15088 Plumas On the east side of a small stream, about 150 yards north of the paved road, about 1/4 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 2 1/2 miles (air) north of La Porte. 1597 Comment
  OBI2928  Drymocallis lactea var. austiniae Lewis S. Rose 1968-6-11 68098 Plumas Confluence of Butterfly crk and Spanish Crk, near Keddie 975 Comment
  SJSU7502  Drymocallis lactea var. austiniae Lewis S. Rose 1968-6-11 68098 Plumas Confluence of Butterfly Cr & Spanish Cr near Keddie 975 Comment
  CAS-BOT-BC159308  Drymocallis lactea var. lactea John Thomas Howell 1960-7-18 35554 Plumas Meadow border, Drakesbad - Lassen Volcanic National Park 1828 Comment
  CAS-BOT-BC159307  Drymocallis lactea var. lactea L. P. Janeway 1989-4-22 3366 Plumas Slopes between Crocker Mtn and Crocker Mdw, along rd 24N49Y - Bechwourth Ranger District, Plumas National Forest 1804 Comment
  CAS-BOT-BC159349  Drymocallis lactea var. lactea David D. Keck 1932-7-3 1638 Plumas Quincy, mountain slope in spruce forest to south of town - Northern Sierra Nevada 1066 Comment
  SEINET7583310 Image available Dulichium arundinaceum Robert F. Thorne, L. DeBuhr, C. W. Tilforth 1972-9-20 42313 Plumas Plumas National Forest, Snake Lake c 4 miles NW of Quincy. 1219 Comment
  CHSC20780  Dysphania pumilio K. R. Stern 1975-7-24 5835 Plumas S shore of Lake Almanor. 1371 Comment
  CHSC113929  Elatine Lowell Ahart 2014-8-20 19710 Plumas Near springs on the east edge of Lake Almanor, about 200 yards north of the causeway across Lake Almanor, about 1-1/4 miles east of Chester. 1386 Comment
  SEINET5318845  Elatine rubella W. Harnach, N. Harnach 2000-8-2 970 Plumas Sierra Valley, 1.5 miles south of Hwy 70 on A-23, .25 miles east of A-23, south of Beckwourth (Sierra Valley Farms) 1487 Comment
  SD131007  Eleocharis Walter Knight, Irja Knight, John Thomas Howell 1966-7-28 1524 Plumas In profusion at north end of Pond Reservoir. 1096 Comment
  CHSC81169  Eleocharis acicularis Lowell Ahart 2001-8-29 9230 Plumas On the bottom of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  CHSC55568  Eleocharis bella L. P. Janeway 1989-7-7 3465 Plumas Plumas National Forest. Near Lava Spring, just off the NE side of Red Clover Valley. 1737 Comment
  CHSC68424  Eleocharis bella L. P. Janeway 1996-7-17 5050 Plumas Southwest side of Dotta Canyon near Dotta Neck, adjacent to Road 24N32. 1709 Comment
  CHSC81637  Eleocharis bella Lowell Ahart 2001-10-8 9325 Plumas In shallow water of an unnamed stream, east of Lost Cove, below the high water line of Antelope Lake, northeast side of Antelope Lake, about 24 miles (air) northeast of Quincy. 1522 Comment
  UC1100603  Eleocharis coloradoensis Malcolm A. Nobs, S. Galen Smith 1949-8-18 1357 a Plumas Lake Almanor, S end Comment
  CAS-BOT-BC113385  Eleocharis engelmannii Thomas H. Kearney 1944-8-14 18 Plumas Near Prattville, Lake Almanor Comment
  CAS-BOT-BC113390  Eleocharis engelmannii Walter Knight; Irja Knight 1966-6-19 1357 Plumas Near Pond Reservoir, Butterfly Valley. 1097 Comment
  CHSC32854  Eleocharis engelmannii L. Ahart 1980-10-6 2677 Plumas On the floor of a hydraulic mine, ca. 1 mi s of La Porte. 1600 Comment
  CHSC81935  Eleocharis engelmannii L. P. Janeway 2001-7-25 7388 Plumas High Cascade Range. Southwest side of Lake Almanor, about 100 m out; near Hwy 89 2.3 km north-northwest of Almanor West Road. 1372 Comment
  CAS-BOT-BC113380  Eleocharis engelmannii Robert J. Weatherby 1950-7-28 1490 Plumas North edge of Taylorsville 1066 Comment
  CAS-BOT-BC113395  Eleocharis engelmannii var. detonsa John Thomas Howell 1926-7-30 2158 Plumas Adjacent to Pond Reservoir. Butterfly Botanical Area. 1371 Comment
  CAS-BOT-BC112917  Eleocharis macrostachya John Thomas Howell 1926-7-26 2133 Plumas Near Prattville 1371 Comment
  CHSC32863  Eleocharis macrostachya L. Ahart 1980-10-6 2680 Plumas On the floor of a hydraulic mine, ca. 1 mi s of La Porte. 1600 Comment
  SEINET13710085  Eleocharis macrostachya Lowell William Ahart, Lowell William Ahart 2000-1 8382 Plumas 5 Air Mi. NE of Quincy, Butterfly Valley (T25N, R9E, sec 28, SW 1/4) 3300 Ft. 1006 Comment
  UC698594  Eleocharis macrostachya Dorothy E. Beetle 1941-6-28 59 Plumas Lake Almanor, NW corner of 975 Comment
  CAS-BOT-BC112079  Eleocharis quinqueflora Robert J. Weatherby 1955-6-26 1545 Plumas Mud Lake, Lakes Basin Area 2103 Comment
  CHSC37706  Elodea canadensis M. S. Taylor; H. Swanson 1982-8-11 4977 Plumas In beaver ponds, Plumas Eureka State Park, on Beaver trail at s end of Jamison Creek Campground, ca. 2 mi sw of Johnsville. 1712 Comment
  CHSC21817  Elymus F. T. Griggs; A. Pass 1975-7-12 177 Plumas Bucks Lake. Comment
  CAS-BOT-BC227727  Elymus elymoides Clare B. Hardham 1975-8-2 20466 Plumas Black Mt. 2133 Comment
  CAS-BOT-BC227728  Elymus elymoides Lowell Ahart 1977-7-9 1506 Plumas 6 miles north of La Porte 1800 Comment
  CHSC97296  Elymus elymoides subsp. californicus Lowell Ahart; John Dittes 2007-8-9 14450 Plumas About 100 yards east of the poor dirt road, about 1/2 mile south of Mount Ingalls, about 5 1/2 miles (air) northwest of the north end of Lake Davis. 2493 Comment
  UC1133004  Elymus elymoides subsp. elymoides E. Sawyer 1935-7-1 269 Plumas 1/2 mi ne Chases; Plumas National Forest, Downieville Quadrangle Comment
  CHSC112388  Elymus elymoides var. californicus L. P. Janeway 2014-6-23 11411 Plumas Northern High Sierra Nevada. Plumas National Forest; Secret Diggings Gravel Pit on Illinois Ridge, 2.0 air-km south of La Porte. 1476 Comment
  CAS-BOT-BC206799  Elymus glaucus subsp. glaucus David D. Keck 1944-7-8 5427 Plumas 1 mile N of Quincy across Spanish Creek 1066 Comment
  CHSC107905  Elymus glaucus subsp. glaucus L. P. Janeway 2011-8-23 10670 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
  UCD62359  Elymus glaucus subsp. glaucus Walter Knight; Irja Knight, John Thomas Howell 1966-7-28 1652 Plumas In area near Sweetwater Meadow. 1127 Comment
  CAS-BOT-BC213820  Elymus repens John Thomas Howell 1959-9-25 35036 Plumas Quincy - Sierra Nevada 1036 Comment
  CAS-BOT-BC204409  Elymus trachycaulus subsp. trachycaulus David D. Keck 1944-7-8 5429 Plumas 1 mile N. of Quincy, across Spanish Creek 1066 Comment
  SJSU7490  Elymus trachycaulus subsp. trachycaulus Lewis S. Rose 1968-6-10 68095 Plumas Quincy Meadow 1036 Comment
  CHSC112572  Elymus triticoides B. Castro; L. P. Janeway 2007-6-7 1649 Plumas Northern High Sierra Nevada. West side of lower Thompson Valley 1.1 mi N of the mouth of McReynolds Creek at Red Clover Creek. Sagebrush meadowy flats on W side of Thompson Creek, 500 to 550 ft below edge of open Ponderosa-Jeffrey pine forest. 1671 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
  JEPS107694  Elytrigia intermedia subsp. intermedia Lowell Ahart, John Dittes 2005-9-20 12459 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
  JEPS114826  Elytrigia intermedia subsp. intermedia Lowell Ahart 2008-9-10 15370 Plumas On the north side of East Branch Creek, on the south side of the 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
  JEPS115945  Elytrigia intermedia subsp. intermedia Lowell Ahart, John Dittes 2009-7-13 16040 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
  CHSC1469  Enemion stipitatum S. Friday 1935-3-1 Plumas Comment
  CAS-BOT-BC392226  Enemion stipitatum Vesta Holt 1935-3-19 s.n. Plumas Near Quincy Comment
  UCD132879  Ephedra viridis Beecher Crampton 1954-5-11 1882 Plumas Lassan County Border, Beckwourth Pass, along highway 24. 1588 Comment
  CHSC95281  Epilobium canum subsp. latifolium L. P. Janeway 2006-10-31 8916 Plumas Northern High Sierra Nevada. Plumas National Forest; basalt tableland on east side of Lumpkin Road 0.4 km northeast of Road 21N65 and 1.1 road km southwest of McNair Saddle; east-facing outcrop overlooking Bear Creek and South Fork Feather River. 1554 Comment
  HSC103472  Epilobium canum subsp. latifolium J. D. Jokerst 1985-9-15 2581 Plumas Just west of USFS Rd. 26N26, top of ridge between Caribou Canyon and Yellow Creek, at narrow ridgetop saddle 1463 Comment
  RSA121166  Epilobium canum subsp. latifolium C. G. Albertus 1935-7-20 207 Plumas 1.5 miles S.W. of Lava Peak. 1311 Comment
  RSA59186  Epilobium canum subsp. latifolium E. K. Balls, R. Weatherby 1950-9-1 15612 Plumas East of Long Lake, cliffs above meadow sloping down to two smaller lakes. 2134 Comment
  UC683243  Epilobium canum subsp. latifolium V. A. Winter 1935-7-30 26 Plumas 0.4 mi s Johnsville (on road to McCrae Ridge) 1706 Comment
  JEPS115111  Epilobium ciliatum subsp. ciliatum Lowell Ahart, John Dittes 2009-7-27 16180 Plumas On damp to dry soil, bottom and sides of a small pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam 1479 Comment
  POM271498A  Epilobium ciliatum subsp. ciliatum Lyman Benson 1932-7-29 3984 Plumas Buck Lake. Sierra Nevada Mtn range. Feather River drainage. 2134 Comment
  SD130489  Epilobium ciliatum subsp. ciliatum John Thomas Howell 1976-7-16 51887 Plumas Hydraulic mining gravels on flood plain of Spanish Creek at mouth of Wapaunsie Creek. 1096 Comment
  RSA59269  Epilobium ciliatum subsp. glandulosum E. K. Balls 1950-8-31 15563 Plumas Quincy, behind Forest Ranger Station 1098 Comment
  CHSC63646  Epilobium densiflorum B. Castro; R. Zebell 1989-7-20 328 Plumas Off the S end of Walker Plains, on S side of the Oro-Quincy Hwy. 1539 Comment
  JEPS124094  Epilobium densiflorum Lowell Ahart 2015-6-7 20221 Plumas Lava Top, about 2 1/4 miles (air) north of the bridge across Fall River, about one mile southeast of Cascade, about 7 miles (air) northeast of Feather Falls, about 10 miles (air) west of La Porte. Comment
  JEPS38224  Epilobium densiflorum W. L. Jepson 1939-8-12 19395 Plumas branch of Last Chance Creek Ferris Creek 1767 Comment
  JEPS102619  Epilobium glaberrimum subsp. glaberrimum Lowell Ahart 2001-7-19 8943 Plumas On the banks of Hopkins Creek, about 100 yards SW of the East Branch of Hopkins Creek, about 1/2 mile (air) south of Turkey Town, about 2 1/2 miles (air) SE of Pilot Peak. 1828 Comment
  CHSC56860  Epilobium hallianum L. P. Janeway 1991-8-3 4116 Plumas Plumas National Forest. Northeasterly drainage into Freeman Creek, below 'Five Points' and 2 mi west of Smith Peak. Meadow edge. 1981 Comment
  UC1075674  Epilobium hallianum Robert J. Weatherby 1955-7-2 1583 Plumas Wilcox Valley 1767 Comment
  UC170967  Epilobium minutum H. M. Hall 1912-6-28 9285 Plumas Spanish Creek Sierra Nevada Mountains 1158 Comment
  CAS-BOT-BC57897  Equisetum X ferrissii John Thomas Howell; Gordon H. True 1967-7-9 43250 Plumas North Fork of Feather River 3 mi. sw. of Caribou. 853 Comment
  CAS-BOT-BC56995  Equisetum arvense Walter Knight; Irja Knight; John Thomas Howell 1966-7-27 1395 Plumas At edge of Pond Reservoir 1097 Comment
  CAS-BOT-BC57000  Equisetum arvense E. K. Balls 1950-8-31 15532 Plumas Hwy. 24, 1 mile north of Spanish Creek, just north of Quincy 1097 Comment
  CAS-BOT-BC57008  Equisetum arvense M. S. Taylor 1981-7-21 4088 Plumas Spring Garden quad. Along small creek that feeds into Squirrel Creek, ca. 0.5 mi n of jct 401 and 25N42, 1371 Comment
  CAS-BOT-BC57009  Equisetum arvense M. S. Taylor 1982-5-13 4439 Plumas Quincy quad., n edge of Spanish Creek, Gansner Park, Quincy 1036 Comment
  SEINET10899883  Equisetum arvense Mary Susan Taylor 1982-5-13 Taylor 4439 Plumas T24N R9E se/ne sec 15. Quincy quad. In Gansner Park, Quincy. 3400 ft. 1036 Comment
  RSA794955  Equisetum hyemale var. affine L. Ahart, John Dittes 2009-7-27 16162 Plumas High area in a small pond, headwaters of Grizzly Gulch, 2.1 air miles northwest of Butt Valley Reservoir Dam. 1480 Comment
  CHSC97712  Equisetum laevigatum Lowell Ahart; John Dittes 2007-6-17 14168 Plumas Wet bare soil, 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
  JEPS116123  Equisetum laevigatum Lowell Ahart, John Dittes 2009-7-27 16182 Plumas On dry soil, about 20 yards north of the poor dirt road, on the north side of a small pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam 1479 Comment
  SEINET6031840  Equisetum telmateia J. T. Howell, G. H. True., Jr. 1969-4-8 45485 Plumas Feather River Canyon at Storrie 549 Comment
  CHSC14082  Equisetum telmateia subsp. braunii E. S. Caldwell 1974-4-24 13 Plumas Hwy. 70 North Fork Feather River Canyon; 3 mi e of PGE Rock Creek and Power Station. 548 Comment
  JEPS125821  Eragrostis pectinacea var. pectinacea William Harnach 2015-7-20 1431 Plumas Just South of the intersection of Co. Rd. A-24 and Marble Lane. Comment
  SEINET10973069  Eremocarpus setiger Mary Susan Taylor, M. Foster 1981-8-13 Taylor 4174 Plumas T26N R9E sw 1/4 nw 1/4 10. Greenville NW quad. S end of Greenville, W side of Hwy 89, dry gravelly roadside. 3800 ft. 1158 Comment
  CAS-BOT-BC174159  Eremogone aculeata A. A. Heller; P. B. Kennedy 1907-7-3 8703 Plumas Hills above Red Clover Valley Comment
  UC942949  Eremogone aculeata Lewis S. Rose 1951-6-28 51052 Plumas above Eureka Lake (n of Johnsville) 2133 Comment
  CHSC21716  Eremogone cliftonii F. T. Griggs; A. Pass 1975-7-8 120 Plumas Buck's Lake Forest Service Survey. Comment
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  CHSC21830  Eremogone cliftonii D. Brink; L. Mayer 1975-7-9 Plumas Buck's Lake. Comment
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  CHSC75487  Eremogone congesta var. congesta G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-23 3098 Plumas Reservoir shore 0.1 mile west of Round Valley Reservoir dam on Dixie Canyon-Round Valley Road. 1371 Comment
  CHSC95095  Eremogone congesta var. subcongesta L. P. Janeway; B. Castro 2006-6-3 8660 Plumas Northern High Sierra Nevada. West side of junction between upper and lower parts of Thompson Valley 1.9 km north of the mouth of McReynolds Creek at Red Clover Creek. Open south-facing slope between yellow pine forest and meadow. 1673 Comment
  SEINET10546847  Eriastrum Mary Susan Taylor 1981-7-6 Taylor 3983 Plumas T25N R15E s half se sec 31. Dixie Mt quad. Open bare site, N side of Ross Canyon Rd (25N31), 0.7 mi E of its jct with Dixie Valley Rd, ca. 16 air mi NW of Chilcoot. 5900 ft elev. 1798 Comment
  UC1562325  Eriastrum sparsiflorum Vernon Oswald and Lowell Ahart 1990-7-25 4400 Plumas on Hwy 70 0.9 mi e Vinton; Vinton Cemetary 1524 Comment
  CAS-BOT-BC286645  Ericameria bloomeri Clare B. Hardham 1970-8-9 17716 LL Plumas Road to Thompson Peak Lookout Comment
  CAS-BOT-BC286665  Ericameria bloomeri John Thomas Howell 1926-7-29 2150 Plumas On Chester-Westwood road 1/2 miles west of Lassen Co. line Comment
  RSA21573  Ericameria bloomeri C. B. Wolf 1937-9-5 9292 Plumas Northern Sierra Nevada, Lake Almanor to Westwood at Lassen Co line. 1463 Comment
  RSA507813  Ericameria bloomeri J. C. Semple, S. Heard 1986-8-13 8414 Plumas Between La Porte and Quincy, Little Grassy Lake Road, near Little Grassy Valley Rec. Area Comment
  SD50988  Ericameria bloomeri Darley F. Howe 1960-9-21 2989 Plumas On Highway 89 alternate, 10 miles from Highway 89 on road to Susanville 1675 Comment
  UC1118682  Ericameria bloomeri C. G. Albertus 1935-8-15 268 Plumas 1.5 mi se Cates; Plumas National Forest, Downieville Quad. 1783 Comment
  UCD19161  Ericameria linearifolia June McCaskill 1956-1 422 Plumas Lake Almanor region? Comment
  CAS-BOT-BC299435  Ericameria nauseosa var. speciosa Mrs. E. C. Sutliffe 1929-10-1 s.n. Plumas Gold Lake Comment
  CAS-BOT-BC299441  Ericameria nauseosa var. speciosa Mrs. Jos Clemens 1919-11-1 s.n. Plumas Crystal Lake Comment
  CHSC45218  Ericameria nauseosa var. speciosa Lowell Ahart 1976-9-28 1212 Plumas About 1 air mile east of the Bunker Hill Mine, about 12 air miles north-east of La Porte. 1828 Comment
  JEPS114597  Ericameria nauseosa var. speciosa Lowell Ahart 2008-9-10 15360 Plumas On both sides of the Quincy La Porte Road, northwest of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte 1593 Comment
  JEPS118403  Ericameria nauseosa var. speciosa Lowell Ahart 2011-9-17 17676 -A Plumas On the west side of Lumpkin Ridge Road, about 2 miles (air) west of Little Grass Valley Reservoir Dam 1687 Comment
  UC297888  Ericameria nauseosa var. speciosa Milo S. Baker 1926-8-23 296 a-26 Plumas Lu's Camp Comment
  UCD131487  Ericameria nauseosa var. speciosa John Thomas Howell 1959-9-24 34962 Plumas Near Blairsden. 1341 Comment
  JEPS75283  Ericameria parryi var. nevadensis John Thomas Howell 1961-9-25 36964 Plumas Portola Sierra Nevada 1478 Comment
  UCD131546  Ericameria parryi var. nevadensis John Thomas Howell 1959-9-24 34967 Plumas Sierra Valley near Beckworth. 1478 Comment
  SEINET8078459 Image available Erigeron barbellulatus D. E. Lepley 2006-7-11 s.n. Plumas Summit ust north of Red Rock Lookout. Take County Road 204 (Gold Run Road) south from Susanville about 10 miles to pass west of Diamond Mt., then east and southeast on Roads 28N64 and 28N63 to creek draining Gilman Basin, then south on foot toward ridgeline about a a half mile 2292 Comment
  SEINET8078520 Image available Erigeron bloomeri var. bloomeri W. Harnach, N. Harnach 1989-5-27 116 Plumas Sierra Valley, 2.6 miles S of Hwy 70 on Co. Rd. A-23, at the gate to the old Pat Nobel barn and homesite Comment
  CHSC81607  Erigeron canadensis Lowell Ahart 2001-10-8 9319 Plumas On the north side of Indian Creek, below or near the highwater line of Antelope Lake, about 24 miles (air) northeast of Quincy. 1524 Comment
  CHSC101853  Erigeron divergens Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15884 Plumas About 300 yards north of Lake Almanor Dam, about 300 yards southwest of Boat Ramp, below the high water line. 1374 Comment
  CAS-BOT-BC295994  Erigeron divergens Gordon H. True; John Thomas Howell 1967-7-12 43383 Plumas Twain, Sierra Nevada 883 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
  CAS-BOT-BC300406  Erigeron eatonii var. plantagineus L. P. Janeway 1989-6-9 3281 Plumas Beckwourth Ranger District, Plumas National Forest. Along south side of Red Clover Valley 1691 Comment
  CHSC60522  Erigeron eatonii var. plantagineus L. P. Janeway 1992-5-22 4199 Plumas Plumas National Forest. South side of Middle Fork Feather River, just south of railroad tracks; ca 2.7 mi east of Portola. 1485 Comment
  UC725603  Erigeron eatonii var. plantagineus A. A. Heller 1940-5-22 15669 Plumas along State Hwy 89 in treeless area 2 mi n Almanor Comment
  CHSC97279  Erigeron filifolius var. filifolius Lowell Ahart; John Dittes 2007-8-9 14433 Plumas In the poor road, east slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis. 2551 Comment
  JEPS85617  Erigeron glacialis var. glacialis Rimo Bacigalupi with Aldo Bacigalupi 1952-8-19 3950 Plumas about 1.5 mi n Sierra County border (meadow at end of road and beginning of trail to Long Lake); Mt. Elwell region 1981 Comment
  CHSC100862  Erigeron inornatus var. inornatus B. Castro; L. P. Janeway 2005-9-11 1522 Plumas Ca 5 air mi N of Bucks Lake and 2.5 mi S of Highway 70 and the Feather River Cyn, just N of Three Lakes. Ca 0.5 mi E of the Three Lakes trailhead, along the Pacific Crest Trail. Along trail just N of the Grassy Lakes. Few feet from S edge of trail. 1901 Comment
  CHSC52724  Erigeron inornatus var. inornatus L. P. Janeway 1990-8-15 3830 Plumas Plumas National Forest. Along edge of dirt road near Cascade Cr ca 1 1/4 mi SW of Little Grizzly Cr. 1859 Comment
  JEPS87536  Erigeron inornatus var. inornatus Lowell Ahart 1993-9-24 7266 Plumas e side of Cleghorn Bar Road near Monitor Flat (about 3 mi nw of Pilot Peak) 1828 Comment
  RSA716878  Erigeron inornatus var. inornatus L. Ahart, John Dittes 2005-9-20 12456 Plumas S side of Forest Road 27N34, about 1 mile NE of Eisenheimer Peak, about 3/4 of a mile S of Wilcox Valley 1985 Comment
  CHSC44863  Erigeron lassenianus var. deficiens Lowell Ahart 1979-7-18 1989 Plumas Along Cleghorn Bar Road, about 2 air miles west of Pilot Peak, about 12 miles north of La Porte. 1645 Comment
  JEPS93932  Erigeron lassenianus var. deficiens Vernon H. Oswald and Lowell Ahart 1998-8-11 9487 Plumas nw of Onion Valley (at Sawpit Flat on Cleghorn Bar Road 1.5 mi w of Quincy-La Porte Road (County Road 511)); Sawpit Flat on Cleghorn Bar Road 1920 Comment
  UC1609240  Erigeron lassenianus var. deficiens Lowell Ahart 1993-9-24 7267 Plumas about 3 mi nw Pilot Peak (w side of Cleghorn Bar Road); Monitor Flat 1828 Comment
  RSA755448  Erigeron lassenianus var. lassenianus L. Ahart, John Dittes, Josephine Guardino 2009-7-22 16129 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
  CDA18571  Erigeron lassenianus var. lassenianus G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-25 3330 Plumas Sierra Nevada; 0.8 miles northwest of Antelope Lake, 0.7 mile east of forest road to Taylor Lake 1661 Comment
  CAS-BOT-BC295791  Erigeron petrophilus var. sierrensis G. L. Stebbins 1968-8-1 6844 Plumas Devil's Punchbowl, on Grizzly Mountain north of Quincy 2225 Comment
  CHSC118800  Erigeron petrophilus var. sierrensis Noah Siegel 2015-7-29 2015 -004 Plumas On eastern Rush Creek Hill. Forest Service Road 27N76 near 26N22L (UTM 659415 E, 4437357 N, NAD 83 Zone 10N; Elevation 1675 m.) 1675 Comment
  CAS-BOT-BC300126  Erigeron pumilus var. intermedius Lewis S. Rose 1955-7-19 55151 Plumas Vinton 1505 Comment
  UC1730240  Erigeron pumilus var. intermedius L. P. Janeway 1998-6-24 5675 Plumas NE of Jordan Flat (N side of Last Chance Creek; S side of Road 28N03 0.3 mi W of Road 101) 1780 Comment
  CAS-BOT-BC300260  Erigeron reductus var. reductus Rimo Bacigalupi 1927-7-10 1688 Plumas Slopes of Mt Elwell above Long Lake 2133 Comment
  UC170923  Erigeron strigosus var. septentrionalis H. M. Hall 1912-7-25 9372 Plumas Middle Fork Feather River Sierra Nevada Mountains 1280 Comment
  SBBG62000  Eriogonum douglasii A. A. Heller, P. B. Kennedy 1907-7-4 Plumas E of Red Clover Valley Comment
  JEPS108538  Eriogonum douglasii var. meridionale L. P. Janeway, B. Castro 2006-6-3 8659 Plumas Northern High Sierra Nevada. West side of junction between upper and lower parts of Thompson Valley 1.9 km north of the mouth of McReynolds Creek at Red Clover Creek. Open south-facing slope between yellow pine forest and meadow 1673 Comment
  SEINET892506  Eriogonum douglasii var. meridionale James L. Reveal 2002-1 8361 Plumas Squaw Valley at the road junction of Forest Service roads 28N01 and 28N70 on flat W of highway, 11.9 air miles NNW of Beckwourth. 1706 Comment
  CAS-BOT-BC256165  Eriogonum douglasii var. meridionale W. Harnach; N. Harnach 1989-5-27 119 Plumas Turnoff of Marble lane and Co. Rd A-23Sierra Valley 1489 Comment
  CHSC34736  Eriogonum elatum var. elatum M. S. Taylor 1981-7-13 4004 Plumas Ramelli Ranch, e side, s of Feather River, ca. 2 mi ese of Beckwourth. 1463 Comment
  RSA107481  Eriogonum elatum var. elatum L. S. Rose 1955-7-19 55141 Plumas Beckworth 1494 Comment
  RSA252384  Eriogonum elatum var. elatum Robert F. Thorne, C. W. Tilforth 1969-9-6 39251 Plumas Beckwourth Pass, Plumas-Lassen Co. Line. 1590 Comment
  RSA107490  Eriogonum elatum var. villosum L. S. Rose 1955-7-20 55159 Plumas Mohawk. 1372 Comment
  SEINET527001  Eriogonum elatum var. villosum Paul Opler, Evi Opler 2004-6-27 Plumas 1 mile east of Clio, granite rocks in intermittently flooded streambed Comment
  CAS-BOT-BC263724  Eriogonum luteolum var. pedunculatum Carl B. Wolf 1937-8-6 9066 Plumas Mohawk Valley 2 mi. No. of Blairsden, Northern Sierra Nevada 1341 Comment
  RSA766343  Eriogonum marifolium Joseph A. Ewan 1934-6-27 8269 Plumas Above Bear Lakes, Mt. Elwell region. Sierra Nevada. 1982 Comment
  SEINET10871611  Eriogonum marifolium Mary Susan Taylor 1981-7-6 Taylor 3975 Plumas T24N R15E nw/ne sec 15. Dixie Mt quad. Top of Dixie Mt near the Lookout, ca. 5 air mi W of N tip of Frenchman Lake, ca. 13 air mi NW of Chilcoot. Pure volcanic rock outcrop; 8327 ft elev. 2538 Comment
  CAS-BOT-BC263306  Eriogonum marifolium var. marifolium Lowell Ahart 1989-7-2 6340 Plumas On the north side and near the summit of Pilot Peak, about 10 miles north-east of La Porte 2255 Comment
  CAS-BOT-BC264819  Eriogonum nudum var. deductum John Thomas Howell 1959-9-22 34834 Plumas Wolf Creek 1371 Comment
  CDA13426  Eriogonum nudum var. deductum G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13274 Plumas Sierra Nevada; Adjacent to Bull Run Creek off USFS 23N12E. Comment
  CHSC101772  Eriogonum nudum var. deductum Lowell Ahart; John Dittes, Josephine Guardino 2009-6-14 15864 -C Plumas Cut bank of Forest Road 27N01Y, about 1.3 miles (air) west of Lake Almanor Dam. 1462 Comment
  CHSC60543  Eriogonum nudum var. deductum L. P. Janeway 1992-7-10 4258 Plumas Plumas National Forest Beckwourth Ranger District Cascade Compartment. About 1/2 mi northeast of top of Grizzly Ridge in upper Joseph Creek. 2087 Comment
  JEPS56999  Eriogonum nudum var. nudum W. L. Jepson 1939-8-16 19442 Plumas near Jackson Creek; Middle Fork Feather River Comment
  POM161732  Eriogonum nudum var. oblongifolium R. C. Bacigalupi 1927-7-12 1725 Plumas at Quincy Junction Station 1067 Comment
  UCD100553  Eriogonum nudum var. oblongifolium Robbins; Raynor 1943-6-1 s.n. Plumas Near Quincy. Comment
  JEPS56580  Eriogonum ovalifolium J. G. Lemmon Sept. 1878 Plumas Plumas County Comment
  SEINET3814149 Image available Eriogonum spergulinum Lewis S. Rose 1932-9-7 32646 Plumas Bear Lakes. 1981 Comment
  SEINET3405024 Image available Eriogonum spergulinum subsp. reddingianum A. A. Heller, B. B. Kennedy 1907-7-11 8801 Plumas Prattville Comment
  CAS-BOT-BC269945  Eriogonum spergulinum var. reddingianum Anna Head 1921-9-1 s.n. Plumas Feather River Region Comment
  CHSC57091  Eriogonum spergulinum var. reddingianum L. P. Janeway; Garrett Gibson 1991-7-11 4069 Plumas Plumas National Forest Beckwourth Ranger District Westside Compartment. Between Smith Peak and the southwest corner of Lake Davis; between Humbug Creek and Dan Blough Creek. Bare ground openings in Artemisia tridentata scrub openings in yellow pine forest. 1798 Comment
  CAS-BOT-BC269960  Eriogonum spergulinum var. reddingianum Herbert L. Mason 1924-6-20 1080 Plumas Between Gold Lake & Bear Lake Comment
  RSA325154  Eriogonum sphaerocephalum M. S. Taylor 1981-6-18 3937 -A Plumas Grizzly Valley quad. N. side of rd 25N93, ca. 1.5 mi NW of Bagley Pass, ca 1.5 mi. NW of Blaisden. 1768 Comment
  CAS-BOT-BC262781  Eriogonum strictum var. proliferum L. P. Janeway 1989-6-30 3449 Plumas Beckwourth Ranger District, Plumas National Forest. Along rd 24N45 1.2 mi E of Crocker Cr opposite Crocker Guard Station and the Beckwourth-Genesee Rd (rd 111), 6.4 mi N of Beckwourth 1874 Comment
  CHSC60545  Eriogonum strictum var. proliferum L. P. Janeway; Garrett Gibson 1992-6-16 4238 Plumas Plumas National Forest Beckwourth Ranger District Beckwourth Compartment. About 1/2 mi north of Beckwourth Peak, ca 2 1/2 mi south-southeast of Portola. 1798 Comment
  UCD148551  Eriogonum umbellatum G. Ledyard Stebbins 1986-6-29 C 607 Plumas Approximately 5 miles north of the town of Meadow Valley. Along Forest Service road no. 25 N-17, above Bean Creek. (Exact location unknown. Coordinates estimated by label maker). 1420 Comment
  CAS-BOT-BC262071  Eriogonum umbellatum var. nevadense Gladys L. Smith 1959-6-20 1250 Plumas Plumas - Sierra county line on Gold Lake to Feather River route 1828 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
  CHSC58175  Eriogonum umbellatum var. nevadense Vernon H. Oswald 1992-6-18 4996 Plumas Lassen Volcanic National Park. Warner Valley: S side of Hot Spring Creek ca. 0.5 mi upstream from the boundary of the park. Common in crevices on rocky cliffs bordering the creek. 1621 Comment
  LA207047  Eriogonum umbellatum var. nevadense Joseph Andorfer Ewan; 1934-7-16 8511 Plumas Sierra Nevada, Long Lake, Mt. Elwell region 2072 Comment
  POM203495  Eriogonum umbellatum var. nevadense L. S. Rose 1934-7-23 34420 Plumas Open flats Chilcoot Comment
  RSA300142  Eriogonum umbellatum var. nevadense G. H. True 1973-7-31 50112 Plumas Canadian Zone forest, summit ridge of Thompson Peak in areas of volcanic rock, Diamond 2195 Comment
  RSA759517  Eriogonum umbellatum var. nevadense James L. Reveal 2007-6-5 8838 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
  UC1552712  Eriogonum umbellatum var. nevadense Frederica Bowcutt 1985-6-6 572 Plumas about 15 air mi ne Quincy (along Red Clover Creek); Plumas National Forest Comment
  UCD101378  Eriogonum umbellatum var. nevadense John Thomas Howell; Gordon H. True 1973-7-31 50112 Plumas summit ridge of Thompson Peak, in areas of volcniac rock, Diamond Range. 2194 Comment
  SEINET10479560  Eriogonum umbellatum var. nevadense Mary Susan Taylor 1981-7-17 Taylor 4045 Plumas T21N R12E se/sw sec 7, Sierra City NW quad; Lakes Basin, Bear Lakes trail, just S of its jct with Long Lakes trail, ca. 6 air mi S of Mohawk. Dry & open, Montane Chaparral; 6500 ft elev. 1981 Comment
  SD8040  Eriogonum umbellatum var. polyanthum Mrs. R. M. Austin 1879-1 Plumas Big Meadows Comment
  SEINET10479573  Eriogonum umbellatum var. speciosum Mary Susan Taylor 1981-8-25 Taylor 4236 Plumas California: T25N R7E ne1/4 sw1/4 sec 10. Almanor SW quad. Red Hill Lookout, ca. 3 air mi NE of Belden. On serpentine. Plumas County. 6300 ft. 1920 Comment
  CAS-BOT-BC262250  Eriogonum ursinum Janet Jones 1980-7-16 217 Plumas Frazier Falls area 1828 Comment
  CAS-BOT-BC262255  Eriogonum ursinum Margaret J. Williams; Betty Larson 1983-8-12 83- 135 -1 Plumas W side of the Sierra Nevada, near Jamison Creek, above Johnsville 1676 Comment
  CDA13556  Eriogonum ursinum G. F. Hrusa, T. D. Wilfred 1996-7-22 13383 Plumas Sierra Nevada; Plumas Natl. Forest: above Little Long Valley Creek. Approx 1/2 m. N. of Hwy 70 about 15 m. E of Quincy. Comment
  UC77781  Eriogonum ursinum Mrs. R. M. Austin 1876-1 Plumas American Valley Comment
  POM266532  Eriogonum ursinum Lester Rowntree 1935-6-12 s.n. Plumas Crescent Mills. Comment
  UC726564  Eriogonum ursinum A. A. Heller 1938-7-2 15236 Plumas plain 3 mi e Quincy 1097 Comment
  CHSC26177  Eriogonum ursinum var. ursinum J. P. Kroessig 1977-5-24 38 Plumas Along n margin of Alt. 40, ca 32 km sse of Greenville. 805 Comment
  CHSC75519  Eriogonum ursinum var. ursinum G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-23 3120 Plumas Dry rocky slope next to seep area in serpentine, 2.65 miles west of Round Valley Reservoir dam. 1569 Comment
  SD86305  Eriogonum ursinum var. ursinum James L. Reveal 1971-6-23 2468 Plumas Along California Highway 89, 4 miles northwest of Greenville and about 4 miles southeast of Canyondam Comment
  CAS-BOT-BC264137  Eriogonum vimineum John Thomas Howell 1951-8-19 28175 Plumas Near Paxton, Sierra Nevada 914 Comment
  CHSC34927  Eriogonum vimineum M. S. Taylor 1981-8-31 4255 Plumas Both sides of Hwy 89, ca. 0.5 mi s of Clio. 1341 Comment
  SBBG64224  Eriogonum vimineum A. A. Heller, P. B. Kennedy 1907-7-15 Plumas near mouth of Little Grizzly Crk below Genesee Comment
  RSA65964  Eriogonum vimineum J. Ewan 1934-7-6 8182 Plumas road to Guidici Ranch, Penman Peak. 1524 Comment
  CAS-BOT-BC300952  Eriophyllum lanatum Lloyd W. Swift 1931-5-25 50 Plumas Plumas National Forest. Murdock Crossing 1676 Comment
  CAS-BOT-BC300953  Eriophyllum lanatum Javier Penalosa 1962-6-19 2493 Plumas Highway 40-89, ca. 6.2 mi. southeast of Quincy 1097 Comment
  RSA600707  Eriophyllum lanatum var. grandiflorum L. C. Wheeler 1959-7-15 7568 Plumas Middle Fork Feather River: McCarty Mine, McCarthy Bar. Comment
  UC960338  Eriophyllum lanatum var. grandiflorum A. A. Heller 1938-5-30 15133 Plumas roadside bank near Rich Bar 762 Comment
  CHSC44865  Eriophyllum lanatum var. integrifolium Lowell Ahart 1979-7-18 1982 Plumas South of the road just before it crosses Onion Valley Creek. Along a wash, about 1 air mile west of Pilot Peak, about 12 air miles north of La Porte. 1828 Comment
  CHSC48158  Eriophyllum lanatum var. integrifolium Vernon Oswald 1986-7-10 2188 Plumas LaPorte-Quincy Rd. at S. Fork of Feather R. 1965 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
  UC1118251  Eriophyllum lanatum var. integrifolium E. Sawyer 1935-6-10 94 Plumas 4.75 mi wsw Summit; Sierraville Quadrangle Comment
  SEINET10971127  Eriophyllum lanatum var. integrifolium Mary Susan Taylor, M. Foster 1981-6-15 Taylor 3894 Plumas T24N R8E w half nw sec 13, Bucks Lake quad; S side of Bucks Lake Rd, ca. 50 ft E of jct with 24N29 (rd to Deanes V.), ca. 2 mi NE of Meadow Valley; serpentine outcrop with scattered basaltic outcrop in Mixed Coniferous Forest; 3800 ft. 1158 Comment
  CAS-BOT-BC41517  Erysimum asperum Lloyd W. Swift 1931-6-1 46 Plumas Plumas forest. Summit of Janesville Grade. 1828 Comment
  CAS-BOT-BC54322  Erysimum capitatum Anna Head 1920-6-30 s.n. Plumas Feather River Region. Lake Center Camp. Comment
  CAS-BOT-BC54324  Erysimum capitatum L. P. Janeway 1990-6-19 3721 Plumas Plumas National Forest. Beckwourth Ranger District. Rattlesnake Compartment. 1402 Comment
  CAS-BOT-BC54326  Erysimum capitatum Ella Dales Cantelow 1941-5-21 3629 Plumas About 6 miles west of Quincy. Meadow Valley. 1173 Comment
  CAS-BOT-BC54688  Erysimum capitatum var. capitatum John Thomas Howell; Keith Wagnon 1980-5-26 53583 Plumas Sierra Nevada. Lewisia Rock, Feather River Canyon 3.5 miles southwest of Belden. 609 Comment
  JEPS48661  Erysimum cheiranthoides Esther C. Fritz 1933-7-15 Plumas Lookout house Spanish Peak 2145 Comment
  CHSC20742  Erythranthe breweri K. R. Stern 1975-7-29 5881 Plumas Nw shore of Lake Almanor. Comment
  CHSC43506  Erythranthe breweri Lowell Ahart 1979-7-18 1995 Plumas Near Finger Board Mountain, about 2 miles north-west of Pilot Peak, about 12 miles north of La Porte. 1828 Comment
  SJSU14235  Erythranthe guttata N. A. Hopkins 1989-5-16 1495 Plumas Marble Hot Springs Rd, Sierra Valley 1524 Comment
  CHSC84179  Erythranthe microphylla Lowell Ahart 2003-7-18 10425 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
  CHSC24243  Erythranthe primuloides K. R. Stern 1975-7-29 Plumas NW side of Lake Almanor. Comment
  SEINET14375785  Erythranthe tilingii M. J. Williams, J. T. Howell 1966-7-11 s.n. Plumas Near Luther Ridge, above Johnsville. 2271 Comment
  CHSC21603  Erythronium purpurascens L. M. Mayer; D. E. Brink Jr. 1975-7-17 Plumas Bucks Lake Floristic Survey. Comment
  UC338810  Erythronium purpurascens unknown 627 Plumas Indian Valley Comment
  CAS-BOT-BC505250  Erythronium purpurascens Lowell Ahart 1983-8-17 4336 Plumas South of Onion Valley, near the Quincy La Porte Rd west of Pilot Peak, about 11 mi NE of La Porte 2000 Comment
  CAS-BOT-BC505255  Erythronium purpurascens H. C. Cantelow 1938-7-4 2297 Plumas Drakesbad, near edge of woods Comment
  UC1075911  Erythronium purpurascens E. K. Balls and L. W. Lenz 1955-5-14 20706 Plumas sw Greenville; Forest Lodge 1127 Comment
  SBBG126092  Eucephalus breweri L. Ahart 2011-9-20 17678 Plumas dirt rd on N side of Pilot Peak, ca. 9 mi (air) NE of La Porte 2072 Comment
  OBI14393  Euphorbia serpillifolia Lewis S. Rose 1966-7-27 66053 Plumas Quincy 1067 Comment
  JEPS107494  Eurybia integrifolia Lowell Ahart, John Dittes 2005-9-19 12378 Plumas On the south side of Taylor Lake, about 6 miles (air) southwest of Antelope Lake 2080 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
  JEPS117159  Eurybia integrifolia Lowell Ahart 2010-10-21 17305 Plumas About 100 yards northwest of the spring, on the north side of the road to Cleghorn Bar, about 2 miles by road west of the Quincy-La Porte Road, about 2 1/2 miles (air) northwest of Pilot Peak 1928 Comment
  CHSC98709  Eurybia radulina L. P. Janeway 2007-8-13 9191 Plumas Northern High Sierra Nevada. Along Road 24N31 low in a small drainage between Schneider Creek and Little Schneider Creek about 0.6 km southeast of the U.C. Forestry Camp.. 1222 Comment
  JEPS102603  Euthamia occidentalis Lowell Ahart 2001-10-16 9368 Plumas On the south side of a small stream, and on the NW side of Round Valley Reservoir, about 2 1/2 miles SW of Greenville. 1365 Comment
  JEPS98999  Euthamia occidentalis Lowell Ahart 2001-10-16 9368 Plumas On the south side of a small stream, and on the NW side of Round Valley Reservoir, about 2 1/2 miles SW of Greenville. 1365 Comment
  SEINET957938  Fabaceae F. W. Gould 1938-1 455 Plumas 5 miles north of Blairsden. 1372 Comment
  JEPS115926  Festuca arundinacea Lowell Ahart, John Dittes 2009-7-27 16192 Plumas On dry soil, about 5 yards north 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
  CAS-BOT-BC278467  Festuca idahoensis John Thomas Howell; Gordon H. True 1973-7-31 50101 Plumas Summit ridge of Thompson Peak, Diamond Range 2194 Comment
  CHSC53178  Festuca idahoensis L. P. Janeway 1989-7-11 3477 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. 1691 Comment
  RSA121315  Festuca idahoensis E. Sawyer 1935-6-25 151 Plumas Half mile north of Crow. 1677 Comment
  OBI21884  Festuca microstachys Lewis S. Rose 1963-6-3 63083 Plumas Butterfly Valey, 2 mi SW of Keddie 1189 Comment
  CAS-BOT-BC278850  Festuca occidentalis John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-10 2168 Plumas Butterfly Botanical Area and Vicinity. Mouth of Butterfly Creek 883 Comment
  CAS-BOT-BC278855  Festuca occidentalis David D. Keck 1944-7-8 5430 Plumas 5 mi. N. of Quincy, on road to Keddie 1005 Comment
  CDA14656  Festuca rubra G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3086 Plumas east of Lariat Lodge, Highway 70/89, East Quincy. 1036 Comment
  CHSC76157  Festuca rubra G. F. Hrusa; B. Smith, T. D. Wilfred 1996-7-16 13264 Plumas Sierra Nevada-Plumas National Forest. In vicinity of headwaters of Bull Run Creek off USFS 23N12E. [Original lat./long. on label is '39 54 N; 120 38 W']. 2050 Comment
  RSA300180  Festuca rubra J. T. Howell, Gordon H. True 1969-6-23 45841 Plumas Quincy. 1037 Comment
  JEPS104053  Festuca subulata Lowell Ahart 2003-8-13 10506 Plumas On the e side of Hopkins Creek, ca 1/8 mi south of where Hopkins Creek forks, sw of Turkey Town, ca 1 mi (air) sw of Blue Nose Mountain, ca 10 1/2 mi (air) ne of La Porte. 1524 Comment
  CHSC112089  Festuca trachyphylla L. P. Janeway 2014-7-17 11564 Plumas Northern High Sierra Nevada. Plumas National Forest; Happy Valley, about 6.4 air-km northeast of Cromberg; 0.5 km north of Long Valley Creek, along the dryish eastern edge of the large meadow on the northwest side of Happy Valley. 1746 Comment
  SEINET10837360  Floerkea proserpinacoides Mary Susan Taylor, M. Foster 1981-6-3 Taylor 3834 Plumas T24N R12E nw/sw sec 28, Mt Ingalls quad. In wet meadow, S 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
  UCD50250  Frangula purshiana Daniel Axelrod early 1974? 4 Plumas Northwest of Jamison Mine, 1 mile above (south of) Johnsville, on east side of Eureka Plumas State Park, Southern Plumas County, California. 1828 Comment
  JEPS114186  Frangula purshiana subsp. annonifolia L. P. Janeway 2007-8-13 9190 Plumas Northern High Sierra Nevada. At Road 23N20 crossing of Little Schneider Creek. Comment
  JEPS118619  Frangula purshiana subsp. ultramafica B. Castro, L. P. Janeway 2001-7-22 1353 Plumas N. Sierra Nevada High. Between Frenchman Hill and the NW end of Red Mtn, on a low peak along ridge. In open rocky areas up from road (the western extension of USFS Rd 23N69). Haskins Valley 7.5' quad. Comment
  CHSC70275  Frangula rubra subsp. obtusissima B. Castro 1989-8-3 339 Plumas Ca 2.5 air mi S of Bucks Lake, on E-facing slope overlooking USFS Rd 23N18. 1828 Comment
  HSC101685  Frasera albicaulis Dillon North Davis 2013-6-11 22 Plumas 16.3 miles south on FS Road 25N17 from intersection with Highway 70. 1496 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
  SEINET8584497  Frasera albicaulis var. nitida A. A. Heller, P. B. Kennedy 1907-7-12 8820 Plumas Grade between Greenville and Prattville. Comment
  RSA519208  Fraxinus latifolia M. Lee Overholtzer 1961-8-22 176 Plumas 1.5 miles above Gansner Bar Guard Station on North Fork of Feather River. Sierra Nevada Mt. Range, Feather River drainage area 737 Comment
  CAS-BOT-BC505276  Fritillaria atropurpurea Gordon True; Walter Knight; Irja Knight; John Thomas Howell 1967-6-12 1916 Plumas Between valley proper and Darlingtonia Bog 1066 Comment
  SEINET10469563  Fritillaria atropurpurea Mary Susan Taylor 1982-1 Plumas Comment
  CDA14666  Galium bolanderi G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-23 3106 Plumas 0.1 mile west of Round Valley Reservoir dam on Dixie Canyon-Round Valley Road. 1371 Comment
  CHSC102119  Galium bolanderi Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16219 Plumas On dry rocky soil, north side of Forest Service Road 26N22, 4,650 feet northwest of Rattlesnake Hill, 3.0 miles (air) south-southeast of Lake Almanor Dam. 1591 Comment
  UC1523194  Galium bolanderi M. S. Taylor 1981-8-19 4221 Plumas 0.1 mi e Bell Creek (s side of rd 23N0, ca 1.5 mi w of Sloat); Blue Nose Mt. quad. 1371 Comment
  SEINET10500721  Galium grayanum Mary Susan Taylor 1982-8-5 Taylor 4932 Plumas T25N R10E nw/se sec 8. Greenville SW quad. Mt Hough summit, ca. 7 air mi nne of Quincy. 7230 ft. 2204 Comment
  JEPS115211  Galium trifidum var. pacificum Lowell Ahart, John Dittes, Josephine Guardino 2009-7-22 16151 Plumas On the west side of Forest Service Road 27N92K, east side of Long Valley, about 3.5 miles (air) west-southwest of Greenville, about 5.2 miles (air) southeast of Lake Alamanor Dam 1606 Comment
  CHSC35262  Galium triflorum M. S. Taylor 1981-7-29 4150 Plumas Along creek crossing 25N42-Glournoy Grade, 0.2 mi N of North Branch of Ward Creek, ca. 5 air mi SE of Genesee. 1828 Comment
  JEPS54487  Galium triflorum Walter Knight, Irja Knight, and John Thomas Howell 1966-7-27 1556 Plumas rock slope near mouth of Butterfly Creek; Butterfly Creek Botanical Area and vicinity 1036 Comment
  CAS-BOT-BC144397  Garrya fremontii John Thomas Howell 1959-9-21 34780 Plumas N. Fk. Feather River near Belden 701 Comment
  CAS-BOT-BC144398  Garrya fremontii R. F. Thorne; C. W. Tilforth 1969-9-6 39220 Plumas Yellow pine forest c. 2.5 mi. S of Graeagle on Gold Lake Road 1645 Comment
  CAS-BOT-BC169852  Garrya fremontii Mrs. E. C. Sutliffe 1921-10-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC169853  Garrya fremontii Mrs. Jos. Clemens 1919-10-20 s.n. Plumas Greenville Comment
  CHSC33809  Garrya fremontii M. S. Taylor 1981-4-30 3576 Plumas In plantation, ca. 0.5 mi n of 22N818, ca. 1 mi e of Big Peak and 4 mi w of Little Grass Valley Reservoir. 1706 Comment
  UC1122698  Garrya fremontii G. T. Nordstrom 1934-7-9 200 Plumas 0.75 mi sw Mt. Ararat; Plumas National Forest, Bidwell Bar Quad. 1645 Comment
  SEINET4149975  Gayophytum diffusum subsp. diffusum C. Tanner 1999-8-2 s.n. Plumas Portola, growing in yard at 433 W. Plumas St. 1484 Comment
  CHSC81388  Gayophytum diffusum subsp. parviflorum Lowell Ahart 2001-9-18 9293 Plumas Near Cow Creek, on the strand of Lake Davis. 1761 Comment
  CHSC91610  Gayophytum diffusum subsp. parviflorum G. F. Hrusa; B. Smith, T. D. Wilfred 1996-8-11 13496 Plumas Northern California. Sierra Nevada. On spine of uppermost ridge. Slopes to E of upper Bull Run Creek off USFS 23N12E. [Lat./long. on label is '39 54 N; 120 38 W']. 2250 Comment
  RSA60220  Gayophytum diffusum subsp. parviflorum E. K. Balls 1950-9-6 15694 Plumas 3.1 miles E of turn to Sloat, Hwy 24, between Quincy and Portola. 1250 Comment
  SEINET13709405  Gayophytum racemosum Lowell William Ahart, Lowell William Ahart 2001-1 9291 Plumas Cow Creek, Lake Davis (T24N, R13E, sec 29, SE 1/4) 5780 Ft. 1762 Comment
  JEPS23193 Image available Gayophytum ramosissimum var. obtusum W. L. Jepson 1918-8-2 7755 Plumas Beckwith Pass; ; Becksmith Pass 1463 Comment
  CHSC115745  Gentiana calycosa L. P. Janeway 2015-8-3 11813 Plumas Northern High Sierra Nevada. Plumas National Forest; above Road 23N73Y 3.4 road-km north of Oroville-Quincy Hwy and Grizzly Summit. 1696 Comment
  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
  RSA246638  Gentiana newberryi Robert F. Thorne, Larry E. DeBuhr, C. W. Tilforth 1972-9-20 42338 Plumas Butterfly Valley Botanic Area, partly in Plumas National Forest. 1174 Comment
  JEPS31440  Gentiana newberryi Wayne Roderick 1963-9-29 Plumas nw and above Butterfly Valley 1219 Comment
  UC338823  Gentianopsis holopetala unknown 1137 Plumas Butterfly Valley Comment
  UC405454  Gentianopsis holopetala Mrs. R. M. Austin 1875-1 Plumas Comment
  UC405456  Gentianopsis holopetala Mrs. R. M. Austin 1895-1 Plumas Ferndale Comment
  UC170957  Geum macrophyllum H. M. Hall 1912-8-3 9392 Plumas Quincy, Sierra Nevada Mountains Quincy; Sierra Nevada Mountains, Quincy 1066 Comment
  CAS-BOT-BC459555  Geum macrophyllum David D. Keck 1932-7-3 1697 Plumas Quincy, south of town; Northern Sierra Nevada 1066 Comment
  RSA641459  Geum triflorum Michael A. Vincent 1999-6-8 8562 Plumas Along FS 28N03H about 0.25-0.5 miles south of FS Route 3. Comment
  JEPS102739  Gilia capillaris Lowell Ahart 2001-7-17 8906 Plumas On the west side of a poor logging road, east of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  SEINET10496739  Gilia capitata Mary Susan Taylor 1982-5-13 Taylor 4437 Plumas T24N R9E se/ne sec 15. Quincy quad. In Gansner Park, Quincy. 3400 ft. 1036 Comment
  CDA14702  Gilia capitata subsp. mediomontana G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3196 Plumas Mt. Hough-Crystal Lake Road at junction of Howells Road to Tollgate Creek, 2.5 miles northeast of Quincy Junction. 1280 Comment
  JEPS26682  Gilia capitata subsp. mediomontana P. C. Hutchison 1961-6-9 2114 Plumas 2 mi s (below) Rich Bar (canyon of North Fork Feather River along highway US Alt 40 on serpentine cliff above road at bridge); canyon of North Fork Feather River, s of Rich Bar Comment
  CHSC105676  Gilia leptalea subsp. leptalea Lowell Ahart 2010-10-21 17306 Plumas About 80 yards northwest of the spring, on the north side of the road to Cleghorn Bar, about 2 miles by road west of the Quincy-La Porte Road, about 2 1/2 miles (air) northwest of Pilot Peak. 1928 Comment
  CAS-BOT-BC123820  Githopsis latifolia A. L., Mrs. Coombs 1912-9-1 s.n. Plumas Big Meadows Comment
  CAS-BOT-BC283874  Glyceria borealis Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1398 Plumas Butterfly Botanical Area and Vicinity. Pond reservoir near dam 1097 Comment
  SEINET7297651 Image available Glyceria borealis John Thomas Howell, Gordon H. True 1967-1 43263 Plumas Meadow at Quincy 1036 Comment
  CAS-BOT-BC282699  Glyceria elata Anna Head 1921-7-23 s.n. Plumas Lake Center Camp, Feather River Region Comment
  CAS-BOT-BC282704  Glyceria elata John Thomas Howell; Walter Knight; Irja Knight 1966-7-28 1505 Plumas Pond Reservoir, Butterfly Botanical Area and Vicinity 1097 Comment
  UCD66838  Glyceria elata John Thomas Howell 1926-7-30 2153 Plumas Near Prattville. 1463 Comment
  SEINET10908995  Glyceria elata Lawrence P. Janeway 1991-8-4 Janeway 4123 Plumas Grizzly Valley quad T24N, R13E, extreme SE corner of sec. 6. Meadow along Road 111 (Beckwourth-Genesse Road) 1.1 mi west of road to Bagley Pass; 1/2 mi south of Red Clover Creek at west end of Red Clover Valley. Damp parts of the meadow; in forest of white fir and Jeffrey pine. 1692 Comment
  CDA14048  Gnaphalium canescens subsp. thermale G. F. Hrusa, T. D. Wilfred 1996-8-1 13420 Plumas Sierra Nevada; Plumas National Forest. ~ 1/4 mi. S of intersection of USFS 24N42 & 24N66, approx. 1 mi. S of Brady's Camp. Comment
  CAS-BOT-BC307389  Gnaphalium palustre Greg Sommers 1976-7-12 168 Plumas Sierra Valley osuth of Marble Lane, Sierra Nevada 1487 Comment
  JEPS108999  Gnaphalium palustre Lowell Ahart 2006-10-8 13405 Plumas On the east bank of Chips Creek, southeast of the bridge on Highway 70, on the north side of the North Fork of the Feather River, about 1 1/4 miles southwest of Belden 715 Comment
  UC569744  Gnaphalium palustre E. Sawyer 1935-6-27 160 Plumas Charlie's Valley Sierraville Quad., Charlie's Valley 1524 Comment
  SEINET13709343  Gnaphalium palustre Lowell William Ahart, Lowell William Ahart 2001-1 9273 Plumas Pond in Butterfly Valley, 5 Air Mi. NW of Quincy (T25N, R9E, sec 29, NE 1/4) 3625 Ft. 1105 Comment
  JEPS64579  Goodyera oblongifolia Helen-Mar Wheeler 1944-8-20 621 Plumas between meddlw and south branch of Feather River, Hartman Bar Trail Feather River; , Hartman Bar Trail 1524 Comment
  CHSC82133  Gratiola neglecta L. P. Janeway 2001-7-25 7384 Plumas High Cascade Range. Southwest side of Lake Almanor, below high water line, about 100 m out; near Hwy 89 2.3 km north-northwest of Almanor West Road. 1372 Comment
  CHSC59897  Grindelia squarrosa var. serrulata L. P. Janeway 1992-8-6 4286 Plumas Along Hwy 70, on south side of East Branch Feather River at Soda Creek; 2.8 mi east of Crystal Springs, 4.6 mi east of Grays Flat. Road shoulder. 899 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
  JEPS125792  Grindelia squarrosa var. serrulata William Harnach 2000-8-23 992 Plumas Intersection of Dyson Lane and Highway 49. Comment
  CAS-BOT-BC189590  Hackelia John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-24 54257 Plumas About 2.5 miles SE of Mount Hough on the road to Quincy 1798 Comment
  CAS-BOT-BC231130  Hackelia amethystina Johnnie L Gentry, Jr. 1968-6-20 2076 Plumas Mount Hough, 10 miles NE of Quincy on Mount Hough-Crystal Lake Road 1905 Comment
  JEPS106042  Hackelia amethystina Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11159 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
  UC881732  Hackelia californica Lewis S. Rose 1939-6-8 39271 Plumas s end of Lake Almanor 1371 Comment
  RSA8555  Hackelia californica Elmer I. Applegate 1929-6-22 5820 Plumas Near Lee s Camp, Warner Valley, Mt. Lassen region. Comment
  CHSC72304  Hackelia micrantha L. P. Janeway; Glenn Clifton 1998-7-8 5724 Plumas Snoring Spring; about 15 mi northwest of Red Rock; along Road 213, 0.8 mi south of the ridgetop. Meadow. 2002 Comment
  RSA52904  Hackelia micrantha R. Weatherby 1950-8-11 1525 Plumas Slopes of Mt. Elwell, Lakes Basin Area. 2226 Comment
  JEPS55560  Hackelia nervosa Duncan Dunning 1922-7-16 Plumas 4 mi n of Gibsonville (near Onion Valley) Comment
  RSA644032  Hackelia nervosa Elaine Joyal, D. Mehlman 1988-7-3 1306 Plumas Plumas National Forest, Mt. Hough, 11 mi. n of Quincy. 2000 Comment
  CHSC54331  Hastingsia alba Vernon H. Oswald; Lowell Ahart 1991-6-18 4676 Plumas Forest Rd 28N38, 1.7 miles northeast of its junction with County Rd 201 (Old Haun Rd), ca. 4 miles (air) north-northwest of Greenville. 1463 Comment
  CHSC83610  Hazardia whitneyi var. whitneyi John Dittes 2002-8-8 2 -44 Plumas Northern High Sierra Nevada; Plumas National Forest, ca. 1.0 air-mile east of Table Mountain, ca. 0.9 air-mile south of Dogwood Peak, ca. 0.3 air-mile east of Stagg Creek. 1853 Comment
  JEPS114606  Hazardia whitneyi var. whitneyi Lowell Ahart 2008-9-10 15389 Plumas About 15 yards southwest of the culvert and Onion Valley Creek, on the west side of Quincy la Porte Road, about 9 1/2 miles (air) northeast of La Porte 1899 Comment
  CHSC59689  Helenium bigelovii L. P. Janeway 1992-8-30 4301 Plumas Plumas National Forest. McRae Meadow; upper end of East Nelson Creek. Slope on west side of valley. 1889 Comment
  CAS-BOT-BC306691  Helenium bigelovii Lowell Ahart 1979-8-16 s.n. Plumas In a bog east of Ohio Ravine 1700 Comment
  UCD63044  Helenium puberulum Daniel Sanchez-Mata; Tomas Santamaria 2006-7-8 s.n. Plumas Quincy. Blackhawk Road. Butterfly Valley. Butterfly Valley Botanical Area. Sweetwater Marsh. 1160 Comment
  UC1069449  Helianthella californica subsp. nevadensis A. Lewis 1934-6-12 471 Plumas 4 1/2 mi nw Lexington Hill; Plumas National Forest, Bidwell Bar Quadrangle 1524 Comment
  UCD132766  Helianthella californica var. nevadensis J. I. Mallory 1968-4-1 279 Plumas La Porte area, Plumas National Forest. 1798 Comment
  CHSC34917  Helianthus annuus M. S. Taylor; M. Foster 1981-8-13 4172 Plumas S end of Greenville, w side of Hwy 89, roadside. 1158 Comment
  SD9156  Helianthus annuus Daniel Cleveland 1882-7-25 Plumas Austin's, Big Meadows Comment
  SD6703  Heliotropium curassavicum var. oculatum Mrs. R. M. Austin Aug 1894 Plumas Banks of Pitt River above Alturas Comment
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May 14 2014
  CHSC53190  Hemizonella minima L. P. Janeway 1989-6-30 3424 Plumas Plumas National Forest. Slope above rd 24N45Y 0.2 mi E of Beckwourth-Genesee Rd (rd 111) 6.4 mi N of Beckwourth; across from the Crocker Station. 1767 Comment
  CAS-BOT-BC313430  Hemizonella minima Frank W. Peirson 1926-6-21 6787 Plumas Lake Almanor Comment
  CAS-BOT-BC55288  Hesperis matronalis John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-23 54124 Plumas Sierra Nevada. Quincy. On bank of Spanish Creek. 1036 Comment
  CAS-BOT-BC55289  Hesperis matronalis M. S. Taylor 1982-6-9 4618 A Plumas Along Bucks Lake Road, ca. 0.25 mile northeast of Meadow Valley Inn. 1219 Comment
  CAS-BOT-BC55291  Hesperis matronalis T. C. Fuller 1963-6-13 10669 Plumas North of hotel in Quincy. Comment
  CHSC689  Hesperochiron californicus V. Holt 1935-6-1 Plumas Chilcoot 1524 Comment
  RSA114443  Hesperochiron pumilus E. K. Balls, Lee W. Lenz 1955-5-14 20718 Plumas 8.6 mi N of Canyon dam, on road from Greenville to Lake Almanor. 1402 Comment
  SD131837  Hesperolinon micranthum Barbara Ertter 1989-7-4 8682 Plumas 2.2 mi W of jct with Hwy 89 & Hwy 36 SW of Chester. 1463 Comment
  UC1563919  Hesperolinon micranthum Barbara Ertter 1989-7-4 8682 Plumas 2.2 mi w jct with Hwy 89 and Hwy 36 (sw of Chester) 1463 Comment
  CDA42421  Heteromeles arbutifolia D. G. Kelch 2012-9-19 12 .371 Plumas Route 70 at North Fork of Feather River; 500 m south of turn-off to Pulga. Comment
  CAS-BOT-BC310919  Heterotheca villosa John Thomas Howell 1959-9-25 35011 Plumas Sierra Valley near Beckwourth 1493 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
  JEPS115207  Heuchera micrantha var. erubescens Lowell Ahart, John Dittes 2009-7-15 16101 Plumas On broken rock, east of the power line, on the south side of Forest Sevice Road 26N22, about 2.3 miles (air) southeast of Butt Valley Reservoir Dam 1517 Comment
  UC137006  Heuchera micrantha var. erubescens Mrs. R. M. Austin 1882-8-20 Plumas North Fork Feather River (below meadows) Comment
  CAS-BOT-BC425156  Heuchera rubescens M. S. Taylor 1982-8-5 4933 Plumas Mt Hough summit on cliff above Crystal Lake, ca. 7 mi nne of Quincy. 2203 Comment
  CAS-BOT-BC319609  Hieracium albiflorum Anna Head 1921-7-17 s.n. Plumas Gray Eagle Trail, Feather River Region Comment
  CDA13928  Hieracium scouleri var. nudicaule G. F. Hrusa, T. D. Wilfred 1997-5-3 13853 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
  CDA37255  Hippuris vulgaris B. Villegas 2008-7-23 s.n. Plumas Sierra Valley; near Marble Hot Springs Road. 0 Comment
  RSA0016765  Hippuris vulgaris Robert F. Thorne, C. W. Tilforth 1969-9-6 39234 Plumas Along Feather River 1 mi. SW of Beckwourth 1357 Comment
  CDA13970  Holcus lanatus G. F. Hrusa 1996-8-2 13433 Plumas Sierra Nevada; Steep rocky slopes at SW base of ridge between Argentine & Taylor Rocks, n 1 mi. NW of Argentine Rock. Sunny, wet, springline; trib. of Squirrel Creek. Perennial in formerly disturbed area adjacent to old logging road. Comment
  SEINET10507460  Holcus lanatus Mary Susan Taylor 1982-8-12 Taylor 4980 Plumas T22N R12E nw/ne sec 14. Blairsden quad. Along Denton Creek, between 516 and Hwy 70, ca. 1 mi e of Blairsden. Mixed Evergreen Forest; 4700 ft. 1432 Comment
  CAS-BOT-BC150016  Holodiscus discolor var. discolor John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-10 2179 Plumas Mouth of Butterfly Creek 883 Comment
  CHSC80869  Holodiscus microphyllus var. glabrescens Lowell Ahart 2001-7-17 8919 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-BC152721  Holodiscus microphyllus var. microphyllus Clare B. Hardham 1975-8-2 20462 Plumas Black Mt. - Sierra Nevada 2133 Comment
  CAS-BOT-BC284727  Hordeum jubatum John Thomas Howell 1955-7-19 30792 Plumas Vinton 1505 Comment
  CAS-BOT-BC284728  Hordeum jubatum John Thomas Howell 1977-8-11 52697 Plumas At north end of Frenchmans Reservoir 1706 Comment
  JEPS106054  Horkelia fusca subsp. parviflora Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-6-14 11061 Plumas Near the west shore of Lake Davis, north of the dirt road at Lake Davis, about 12 miles (air) northeast of Slote 1765 Comment
  RSA8012  Horkelia fusca subsp. parviflora H. A. Barker 1927-7-16 817 Plumas Blavisden. 1372 Comment
  UCR123369  Horkelia fusca subsp. tenella George K. Helmkamp, Elizabeth Helmkamp 2001-7-7 6861 Plumas Sierra Nevada Mountains, Calif. Hwy 89, 2.3 miles SSE of its junction with Calif. Hwy 36, Lake Almanor Region 1357 Comment
  CAS-BOT-BC537872  Horkelia fusca var. parviflora Anna Head 1920-7-25 s. n. Plumas Feather River Region: Lake Center Comment
  CAS-BOT-BC537873  Horkelia fusca var. parviflora Rimo Bacigalupi 1927-7-11 1714 Plumas Gold Lake Region: Near Grassy Lake Meadows 1889 Comment
  CAS-BOT-BC536282  Horkelia tridentata var. tridentata Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1483 Plumas Trestle Glen, Butterfly Botanical Area and Vicinity 1112 Comment
  CAS-BOT-BC536283  Horkelia tridentata var. tridentata L. S. Rose 1931-4-14 s.n. Plumas Woodleaf Comment
  CAS-BOT-BC201085  Hosackia crassifolia Alice Eastwood 1927-6-17 14658 Plumas Long Valley, United States Forest Reserve Comment
  UCD169660  Hosackia crassifolia var. crassifolia Lowell Ahart; John Dittes 2009-7-13 16044 Plumas About 3 miles (air) southwest of Lake Almanor Reservoir Dam, about 2.0 miles (air) north of Butt Valley Reservoir Dam, on the west side of Forest Service Road 27N98. headwater of Clear Creek. 1476 Comment
  CHSC21550  Hosackia oblongifolia var. oblongifolia L. M. Mayer; D. E. Brink Jr. 1975-7-2 428 Plumas Bucks Lake Floristic Survey. Comment
  UCD106185  Hosackia stipularis L. Ahart 1982-7-30 3734 Plumas Near the headwaters of Ohio Ravine, ca. 1 mi. ne of Hardquartz Mine, ca. 6 mi s of Bucks Lake. 1700 Comment
  CHSC70261  Hosackia stipularis var. ottleyi B. Castro 1989-8-7 356 Plumas Ca 2.5 air mi S of Bucks Lake, W of USFS Rd 23N18, ca 0.3 mi SW jcn Rds 23N18, 23N15 and 23N69, on the south plank of Red Mtn. 1767 Comment
  SBBG6107  Hydrophyllum capitatum H. and M. Dearing 1939-5-9 3315 Plumas Blairsden 1310 Comment
  SEINET5518742  Hydrophyllum occidentale var. watsonii P. A. Lehenbauer 1929-5-5 2678 Plumas Gold Lake Road Comment
  CHSC736  Hypericum anagalloides V. Holt 1940-7-20 Plumas Lake Almanor. 1371 Comment
  JEPS115340  Hypericum anagalloides Lowell Ahart, John Dittes 2009-9-7 16382 Plumas Below the high water line of Lake Almanor, about 2000 feet northwest of Lake Almanor Dam 1591 Comment
  CAS-BOT-BC400942  Hypericum anagalloides Rimo Bacigalupi 1927-7-10 1683 Plumas Slopes of Mt Elwell above Long Lake 2133 Comment
  SEINET5343944  Hypericum anagalloides M. J. Williams 1966-7-11 s.n. Plumas Luther Ridge above Johnsville. Wet meadow below road. 2271 Comment
  CHSC75921  Hypericum formosum var. scouleri G. F. Hrusa 1996-8-2 13429 Plumas Steep rocky slopes at SW base of ridge between Argentine and Taylor Rocks, 1 mi. NW of Argentine Rock. Partially shaded area on wet springline trib. of Squirrel Creek. 1820 Comment
  CHSC91903  Hypericum formosum var. scouleri Lowell Ahart; Josephine Guardino 2005-8-10 12313 Plumas Small meadow, along a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1821 Comment
  UC2058705  Hypochaeris glabra Tom Reyes, Martin Hutten, Heather Smith 2014-4-22 107 Plumas Terminal Geyser Comment
  CHSC44315  Ipomopsis aggregata subsp. formosissima Lowell Ahart 1975-7-20 905 Plumas About 1 mile north of the Bunker Hill Mine, about 12 miles north-east of La Porte. 1828 Comment
  JEPS100369  Iris hartwegii subsp. pinetorum Dean W. Taylor 2001-6-6 17776 Plumas Diamond Springs Hill, along Challenge-La Porte Road (County Road 511) about 2 road miles SW of American House 1371 Comment
  RSA40423  Iris hartwegii subsp. pinetorum Philip A. Munz, Lee W. Lenz 1948-8-12 12338 Plumas Forest Lodge, Greenville. 1128 Comment
  CHSC41144  Iris tenuissima subsp. purdyiformis J. D. Jokerst 1984-6-13 2047 B 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
  JEPS89839  Isoetes occidentalis Dean W. Taylor 1974-10-1 5051 Plumas ca. 3 mi. s. Plumas-Eureka State Park (Jamison Creek drainage, Wade Lake); N. Sierra Nevada, Wade Lake, Jamison Creek drainage 2000 Comment
  CAS-BOT-BC324814  Iva axillaris Mary Strong Clemens 1920-9-2 s.n. Plumas Beckwourth Comment
  LA203794  Iva axillaris J. A. Ewan; 1934-7-18 8549 Plumas 2 mi. W. Portola Comment
  CAS-BOT-BC137406  Ivesia aperta David D. Keck; A. Gustafsson 1938-8-9 4901 Plumas Beckwith (Beckwourth), Sierra Valley, 0.5 mi. E. of town 1500 Comment
  UC1610051  Ivesia aperta var. aperta Diane Mastalir 1993-7-14 Plumas Meadowview Y (jct of FS Road 25N11 and Plumas County Road 101), 50 m NW of Plumas Forest, Milford Ranger District 1828 Comment
  CAS-BOT-BC142392  Ivesia sericoleuca Ethel Crum 1937-8-5 1934 Plumas Sierra Valley, one mile northeast of Sierraville Comment
  CAS-BOT-BC142393  Ivesia sericoleuca Ethel Crum 1937-8-6 1944 Plumas Sand flat one mile south-southwest of Beckwith, Sierra Valley Comment
  RSA790596  Ivesia sericoleuca James R. Shevock, Barbara Ertter 1986-7-20 11737 Plumas Sierra Valley. Along the west side of County road A23, about 100 yards south of railroad tracks and near the town of Beckwourth. 1650 Comment
  SEINET11787183  Juncus arcticus var. balticus L. Ahart, Ahart, P. 1983-1 4317 Plumas near Onion Valley, W of Pilot Peak, near Quincy-LaPorte Rd, NE of La Porte 2000 Comment
  CHSC53072  Juncus balticus L. P. Janeway 1989-6-30 3434 Plumas Plumas National Forest. Narrow meadow along Crocker Cr ca 0.6 mi N of Crocker Meadow and Crocker Guard Station; near the Beckwourth-Genesee Rd (rd 111) 7.1 mi N of Beckwourth. 1722 Comment
  CHSC97084  Juncus balticus subsp. ater Lowell Ahart; Josephine Guardino 2007-7-20 14331 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1763 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
  UC1028647  Juncus bufonius Robert J. Weatherby 1950-7-28 1489 Plumas n edge Taylorsville 1097 Comment
  CHSC52747  Juncus bufonius var. bufonius Linnea Hanson 1990-6-15 Plumas Plumas National Forest. Along Greenhorn Cr; ca 1.5 mi on Chandler Rd from the mct with Hwy 70 1.5 mi E of Quincy. 1043 Comment
  CHSC97058  Juncus bufonius var. bufonius Lowell Ahart; Josephine Guardino 2007-7-20 14338 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1763 Comment
  CHSC24245  Juncus bufonius var. occidentalis K. R. Stern 1975-7-24 Plumas SW end of Lake Almanor. Comment
  UCD141414  Juncus bufonius var. occidentalis L. Ahart 1985-7-11 5134 Plumas Little Grass Valley Reservoir, where Black Rock Creek flows into the lake, about 4 miles northwest of La Porte. 1584 Comment
  CHSC91933  Juncus confusus Lowell Ahart; Josephine Guardino 2005-8-9 12265 Plumas In a small meadow and near a small drainage, between Lights Creek and Fant Creek, west of Forest Road 27N09, about 6 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1635 Comment
  UCD141424  Juncus covillei L. Ahart 1980-10-6 2675 Plumas about 1 mile south of La Porte. 1463 Comment
  CHSC52752  Juncus ensifolius Linnea Hanson 1990-6-15 Plumas Plumas National Forest. Along Greenhorn Cr; ca 1.5 mi on Chandler Rd from the jct with Hwy 70 1.5 mi E of Quincy. 1043 Comment
  CHSC65856  Juncus ensifolius L. P. Janeway 1995-10-25 4951 Plumas Lakes Basin. Southwest end of Lakes Basin Campground, southeast side of Grass Lake. 1920 Comment
  CHSC96983  Juncus ensifolius Lowell Ahart; Josephine Guardino 2007-7-21 14366 Plumas Along a small stream, near a spring, south of the dirt road, about 200 yards west of the intersection, about 1/2 mile (air) south of Bagley Pass, about 400 yards north of Lake Davis. 1787 Comment
  JEPS102710  Juncus ensifolius Lowell Ahart 2001-8-28 9193 Plumas Strand of Lake Almanor, west of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile NE of Chester. 1371 Comment
  JEPS66994  Juncus ensifolius W. L. Jepson 1924-7-22 10618 Plumas Bed of Dogwood Creek, not far above its junction with Middle Fork Feather River; Dogwood Creek 1127 Comment
  JEPS103528  Juncus hemiendytus var. hemiendytus Lowell Ahart 2002-6-17 9722 Plumas In a meadow, on the N side of the road, ca 1/8 mile W of Lumpkin Ridge Road, ca 1 1/2 miles SE of 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. 1651 Comment
  JEPS114937  Juncus howellii Lowell Ahart 2008-9-10 15374 Plumas South edge of Onion Valley, about 3/4 mile northwest of Pilot Peak, about 1/2 mile east of the Quincy La Porte road, about 9 1/2 miles (air) northeast of La Porte 1916 Comment
  SBBG128080  Juncus howellii L. Ahart, J. Dittes 2009-8-28 16355 Plumas edge of a seep, on the N side of Forest Service Rd 27N98, headwater of Clear Crk, ca. 2 mi N of Butt Valley Reservoir Dam, ca. 3 mi SW of Lake Almanor Reservoir Dam 1507 Comment
  JEPS107985  Juncus laccatus Lowell Ahart, John Dittes 2005-9-20 12451 Plumas On the south side of Forest Road 27N34, about 1 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley 2004 Comment
  CHSC58533  Juncus mertensianus Vernon H. Oswald; Lowell Ahart 1992-7-9 5095 Plumas Lassen Volcanic Park. A series of three ponds and vernally wet depressions bordering the SW side of the road into Juniper Lake, on the border of Lassen and Plumas counties. At the edge of the woods bordering the S side of the deeper (middle) pond. 2078 Comment
  CHSC43005  Juncus nevadensis L. P. Janeway; B. Castro 1987-7-17 2486 Plumas Unnamed western fork of Mohawk Cr; vicinity of Clio. Ca 2 mi south (via rd) of the rd to Lakes Basin. Mdw. 1584 Comment
  JEPS107932  Juncus nevadensis Lowell Ahart, John Dittes 2005-9-20 12428 Plumas On the west shore of Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley 2029 Comment
  UCD63046  Juncus nevadensis Daniel Sanchez-Mata; Tomas Santamaria 2006-7-8 s.n. Plumas Quincy. Blackhawk Road. Butterfly Valley. Butterfly Valley Botanical Area. Sweetwater Marsh. 1160 Comment
  CHSC91935  Juncus occidentalis Lowell Ahart; Josephine Guardino 2005-8-10 12309 Plumas Along a poor logging road, northeast of a small branch of Lights Creek, east side of Forest Road 27N54, about 5 1/2 miles (air) northwest of the Boulder Creek Work Center at Antelope Lake. 1821 Comment
  CHSC60563  Juncus parryi L. P. Janeway 1984-7-27 934 Plumas Lakes Basin; near Grassy Lake. 1920 Comment
  CHSC100047  Juncus saximontanus Lowell Ahart 2008-8-13 15160 Plumas West edge of La Porte Road, west of East Branch Creek, about 1 3/4 miles (air) south of Little Grass Valley Reservoir, about one mile northeast of La Porte. 1613 Comment
  SEINET10938192  Juncus sphaerocarpus Mary Susan Taylor 1982-7-8 Taylor 4794 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
  CHSC95021  Juncus tenuis Lowell Ahart 2006-10-23 13491 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
  HSC100816  Juncus tenuis Lowell Ahart, John Dittes 2009-7-13 16034 Plumas W side of Forest Service Rd. 27N98, headwater of Clear Creek, 2 (air) mi. N of Butt Valley Reservoir Dam, 3 (air) mi. SW of Lake Almanor Reservoir Dam. 1477 Comment
  JEPS48233  Juniperus occidentalis R. E. Burton 1939-7-20 Plumas Willow Creek Willow Creek (e Plumas Co., near Ru<e,l?>ford, Lassen Co) Comment
  CAS-BOT-BC246167  Keckiella lemmonii John Thomas Howell 1951-8-19 28174 Plumas Near Paxton, Sierra Nevada 914 Comment
  CAS-BOT-BC246168  Keckiella lemmonii John Thomas Howell 1959-9-24 34920 Plumas Indian Creek Canyon near Indian Falls, Sierra Nevada Comment
  CHSC21324  Keckiella lemmonii F. T. Griggs; A. Pass 1975-7-31 271 Plumas Grizzly Forebay. Buck's Lake Forest Service Survey. Comment
  CHSC101939  Kelloggia galioides Lowell Ahart; John Dittes 2009-7-15 16083 Plumas On dry rocky soil, near a small wash, on the south side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 miles (air) southeast of Butt Valley Reservoir Dam. 1702 Comment
  HSC22939  Kelloggia galioides John Pratt 1970-6-25 43 Plumas Comment
  SEINET10500754  Kelloggia galioides Mary Susan Taylor, M. Foster 1981-7-14 Taylor 4013 Plumas T26N R9E ne sec 30 and nw sec 29, Almanor SE quad and Greenville SW quad. Saddle at head of Bullfrog Ravine, up to 1/4 mi E and W of rd 26N18, ca. 3 air mi NW of Indian Falls on Hwy 89; moist Coniferous Forest; 5200 to 5700 ft elev. 1585 Comment
  CHSC102657  Kyhosia bolanderi Lowell Ahart; John Dittes 2009-8-28 16352 Plumas On damp to wet soil, seep, on the north side of Forest Service Road 27N98, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam. 1476 Comment
  CHSC21292  Kyhosia bolanderi F. T. Griggs; A. Pass 1975-8-2 291 Plumas Buck's Lake. Comment
  CHSC43253  Kyhosia bolanderi Lowell Ahart 1987-10-16 5915 Plumas Meadow, near the dirt road, near Buckhorn Creek, about 4 miles south-west of Bucks Lake. 1676 Comment
  CHSC113627  Lactuca serriola Lowell Ahart 2014-8-31 19825 Plumas Strand, south of an unamed 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
  JEPS122243  Lactuca serriola Lowell Ahart 2014-9-9 19861 Plumas On the west side of Sly Creek Reservoir, about 9 miles (air) southwest of La Porte. Comment
  JEPS38989  Lagophylla ramosissima W. L. Jepson 1939-8-8 19367 Plumas Meadow Valley Comment
  CHSC36218  Lathyrus sulphureus M. S. Taylor 1982-6-2 4599 Plumas Along 23N11, on loop through Cogswell Ravine, 3.2 mi ne of Jackson Creek Campground, ca. 5 air mi n of Mohawk. 1737 Comment
  UCD106432  Lathyrus sulphureus A. A. Heller; P. B. Kennedy 1907-7-12 8826 Plumas Between Taylorville and Crescent Mills. Comment
  SEINET11062172 Image available Lathyrus sulphureus A. A. Heller, P. B. Kennedy 1907-7-12 8826 Plumas Between Taylorville and crescent Mills Comment
  SEINET10971954  Lemna minor Mary Susan Taylor 1982-9-7 Taylor 5106 Plumas T23N R14E s/ne sec 28. Portola quad. Ramelli Ranch, s side of Feather River, ca. 2 mi w of Beckwourth. 4880 ft. Dry sandy soil; open Riparian. 1487 Comment
  CAS-BOT-BC534927  Lemna minuta M. S. Taylor; M. Foster 1981-2-6 3831 Plumas Spring garden quad, w side of Williams Loop, 0.2 mi se of Spring Garden overpass, ca. 7.5 mi se of Quincy. 1188 Comment
  CAS-BOT-BC534928  Lemna minuta Malcolm A. Nobs; S. Galen Smith 1949-8-19 1420 Plumas About 2 miles south of Greenville, Indian Valley. Comment
  CAS-BOT-BC527294  Lemna trisulca Herbert L. Mason 1955-7-30 14638 Plumas Near Chester Comment
  UC1101264  Lemna trisulca Malcolm A. Nobs, S. Galen Smith 1949-8-19 1399 Plumas 2 mi s of Greenville (Indian Valley); Indian Valley Comment
  UC1028652  Lemna turionifera Robert J. Weatherby 1950-7-21 1474 Plumas e of Quincy 1036 Comment
  CHSC60074  Lepidium campestre L. P. Janeway 1992-7-1 4247 Plumas Plumas National Forest. Pasture flat between Middle Fork Feather River and Mohawk Ranger Station, just west of Bonta Creek. 1325 Comment
  RSA531157  Lepidium campestre Rockwell 1925-07 s.n. Plumas Beckwourth Comment
  UCD19162  Leptosiphon ambiguus June McCaskill 1956-1 424 Plumas Lake Almanor region? Comment
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Jul 13 2018
  CHSC63651  Leptosiphon ciliatus B. Castro; R. Zebell 1989-7-20 329 Plumas Off the S end of Walker Plains, on S side of the Oro-Quincy Hwy. 1539 Comment
  SEINET10907266  Lesquerella occidentalis Mary Susan Taylor 1981-6-17 Taylor 3916 Plumas T25N R12E se/ne sec 28. Mt Ingalls quad. Top of Mt Ingalls, ca. 7 air mi SE of Genesee. 8372 ft elev. 2552 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
  CDA42422  Lessingia leptoclada D. G. Kelch 2012-9-19 12 .373 Plumas Route 70 at North Fork of Feather River; 500 m south of turn-off to Pulga. Comment
  CAS-BOT-BC342082  Leucanthemum vulgare John Thomas Howell 1976-7-16 51885 Plumas Spanish Creek near mouth of Slate Creek 1066 Comment
  CAS-BOT-BC342083  Leucanthemum vulgare John Thomas Howell 1961-6-21 36653 Plumas Greenville 1097 Comment
  CAS-BOT-BC508374  Leucocrinum montanum John Thomas Howell 1978-4-19 52864 Plumas Sierra Valley on Dyson Lane sw of Vinton, Sierra Nevada Comment
  CAS-BOT-BC59604  Leucothoe davisiae Robert J. Weatherby 1950-8-11 1523 Plumas Slopes of Mt. Elwell, Lakes Basin Area. 2225 Comment
  CAS-BOT-BC59606  Leucothoe davisiae Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1485 Plumas Fern Glen. 1097 Comment
  CAS-BOT-BC59613  Leucothoe davisiae Lewis S. Rose 1932-9-7 32641 Plumas Bear Lakes. 1981 Comment
  SD46618  Leucothoe davisiae Robert J. Weatherby 1950-8-11 1523 Plumas Along springy area, Mt. Elwell, Lakes Basin area. 2225 Comment
  CAS-BOT-BC444170  Lewisia nevadensis Mrs. H. C. Cantelow 1939-5-19 4207 Plumas W. of Bucks Lake 10 1/2 mi. Comment
  CAS-BOT-BC444175  Lewisia nevadensis Anna Head 1920-6-15 s.n. Plumas Feather River Region Comment
  CDA14581  Lewisia triphylla G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-22 3064 Plumas headwaters of south Fork Feather River, 10.6 miles northeast of La Porte on La Porte-Quincy Road. 1889 Comment
  JEPS87757  Lewisia triphylla Lowell Ahart 1994-6-15 7324 Plumas w side of logging road near intersection of Lumpkin Ridge Road and road to Tamarack Flat (about 1 air mi w of Little Grass Valley Reservoir) 1767 Comment
  CAS-BOT-BC444576  Lewisia triphylla Gordon H. True 1964-6-17 1487 Plumas About .2.3 miles north of Cisco Grove at Woodchuck Flat on Rattlesnake Creek 1950 Comment
  CAS-BOT-BC274531  Leymus triticoides John Thomas Howell 1961-6-21 36625 Plumas Greenville Comment
  CHSC65372  Ligusticum grayi Lowell Ahart 1995-8-13 7641 Plumas On the north side of Onion Valley, east of Quincy La Porte Road, about 1 mile North-west of Pilot Peak. 1828 Comment
  CAS-BOT-BC494105  Lilaea scilloides William Harnach 2000-8-2 964 Plumas Sierra Valley. 1.5 mi S of Hwy 70 on A-23, 0.25 mi E of A-23. South of Beckwourth (Sierra Valley Farms) 1487 Comment
  CAS-BOT-BC508261  Lilium columbianum J. M. Tucker 1948-7-24 1726 Plumas Boggy area near road from Cascade to Camel Peak 1615 Comment
  CAS-BOT-BC509336  Lilium kelleyanum H. C. Cantelow 1941-7-19 s.n. Plumas About 8 miles west of Quincy Rock Creek Comment
  SEINET10469570  Lilium kelleyanum Mary Susan Taylor 1981-7-17 Taylor 4048 Plumas T21N R12E sw/ne sec 7, Sierra City NW quad; Lakes Basin, Long Lake trail, ca. 1/10 mi W of trailhead, ca. 6 air mi S of Mohawk. 6400 ft elev. 1950 Comment
  RSA60136  Lilium washingtonianum E. K. Balls 1950-9-5 15678 Plumas Thompson Creek, main trail off La Porte road, turn off highway 24, east of Quincy. 1524 Comment
  CAS-BOT-BC133079  Lilium washingtonianum subsp. washingtonianum John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1967-7-10 2158 Plumas Butterfly Botanical Area and Vicinity 1127 Comment
  CHSC59819  Limosella aquatica L. P. Janeway 1992-9-16 4312 Plumas Plumas National Forest. Sandy edge of Middle Fork Feather River 1.5 mi west of Beckwourth. 1481 Comment
  POM298040  Limosella aquatica A. A. Heller, P. B. Kennedy, C. S. Williamson 1907-7-2 8684 Plumas Between Vinton and Beckwith. [Beckwourth] Comment
  RSA59583  Limosella aquatica E. K. Balls 1950-9-2 15665 Plumas Along Grizzly Creek, about Grasshopper Flat, below beaver dam. 1829 Comment
  SEINET10496791  Linanthus ciliatus Mary Susan Taylor 1982-5-27 Taylor 4554 Plumas T24N R8E ne sec 23. Bucks Lake NE quad. W side of Deans Valley Rd (24N29), ca. 0.7 mi s of its jct with Bucks Lake Rd, ca. 1 mi e of Meadow Valley. 3800 ft. 1158 Comment
  RSA794953  Listera convallarioides Lowell A. Ahart, John Dittes 2009-7-28 16196 Plumas Seeps, slope northwest of mine, west above Forest Service Road 27N28Y, 2.9 air miles northwest of Butt Valley Reservoir Dam. 1582 Comment
  UC1134749  Listera convallarioides Beryl O. Schreiber 1938-7-10 2525 Plumas 1/4 mi s U.C. Forestry Camp (near Meadow Valley); Plumas National Forest, Bidwell Bar Quadrangle Comment
  JEPS48641  Listera convallarioides Esther C. Fritz 1933-1 Plumas Schneider Creek 1188 Comment
  CAS-BOT-BC428427  Lithophragma parviflorum Ella Dales Cantelow 1941-5-18 4331 Plumas 1 mi. w. of Mohawk Rd. to Johnsville. 1463 Comment
  CAS-BOT-BC428428  Lithophragma tenellum Ella Dales Cantelow 1941-5-19 3519 Plumas Nr. Frenchman Creek n.e. of Beckwourth. Comment
  CAS-BOT-BC269065  Lolium perenne John Thomas Howell 1961-6-21 36619 Plumas Greenville 1097 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
  CHSC112529  Lomatium nudicaule B. Castro; L. P. Janeway 2009-6-7 1786 Plumas Northern High Sierra Nevada. Upper watershed of Thompson Valley, ~ 1.5 mi NNW of the mouth of McReynolds Creek at Red Clover Creek. Along USFS Rd 25N05 (Squaw Valley Rd) 200 ft W of its jcn with small dirt rd to lower Thompson Valley. 1700 Comment
  SD7631  Lomatium nudicaule Daniel Cleveland Jul 1882 Plumas Big Meadows Comment
  SD6572  Lonicera conjugialis Mrs. R. M. Austin 1879-1 Plumas Mt Dyer, Big Meadows. Comment
  UC477510  Lonicera conjugialis L. S. Smith 1930-7-11 2516 Plumas White Rock Mills Camp 2286 Comment
  CDA18659  Lonicera hispidula var. vacillans G. D. Barbe, J. T. Howell & T. C. Fuller 1981-6-26 3378 Plumas Sierra Nevada; Madrone Lake. 600 Comment
  RSA455704  Lonicera involucrata Anstruther Davidson 1928-7-1 s.n. Plumas Feather River. Comment
  SEINET3523623 Image available Lotus americanus J. M. Tucker 1948-7-24 1715 Plumas near road from Cascade to Camel Peak 1615 Comment
  SEINET10451955  Lotus argophyllus var. fremontii Mary Susan Taylor 1981-6-19 Taylor 3955 Plumas T23N R5E nw sec 12. Pulga quad. On granite at S mouth of Elephant Butte tunnel, at mouth of Grizzly Creek to North Fork Feather River on Hwy 70, ca. 6 mi NE of Pulga. Open & dry, large granite outcrop; 1800 ft elev. 549 Comment
  RSA189433  Lotus micranthus L. S. Rose 1967-5-8 67073 Plumas Rodgers Flat, North Fork, Feather River. 610 Comment
  CDA14701  Lotus purshianus G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3191 Plumas Mt. Hough-Crystal Lake Road at junction of Howells Road to Tollgate Creek, 2.5 miles northeast of Quincy Junction. 1280 Comment
  POM253375  Lotus unifoliolatus A. A. Heller 1938-7-2 15242 Plumas Feather River Highway near Grays Flat. 869 Comment
  CAS-BOT-BC201254  Lupinus Clare B. Hardham 1975-8-2 20476 Plumas Black Mt. 2133 Comment
  UC1542833  Lupinus albicaulis M. L. Conrad, Dunn, and Kenney 1973-6-5 7061 Plumas on Meadow Valley Road at w side Quincy; w side of Quincy 1036 Comment
  RSA430408  Lupinus albicaulis subsp. wolfianus M. L. Conrad, LeDoux, Kenney 1973-6-5 7050 Plumas Plumas National Forest of Hwy. 70. 1067 Comment
  UC1552745  Lupinus albifrons Frederica Bowcutt 1985-6-6 550 Plumas about 15 air mi ne Quincy (1 mi of <sic> Drum Bridge, along Beckwourth-Genesee Road); Plumas National Forest Comment
  CAS-BOT-BC198415  Lupinus albifrons var. albifrons Mrs. H. C. Cantelow 1941-5-25 s.n. Plumas Feather River Canyon, 1 1/2 miles east of Virgils Comment
  CHSC70794  Lupinus andersonii B. Castro 1995-7-12 583 Plumas Ca 4 air mi SW of Bucks Lake, ca 1 mi S of Buckhorn Creek, at the W edge of USFS Rd 23N18. Near headwaters of tributary to upper end of Axford Creek, just above small moist meadow. 1615 Comment
  CHSC118701  Lupinus andersonii Chelsea Morgan 2015-6-28 2015022 Plumas Plumas National Forest. Located near Moonlight Valley, south of Forest Service road 28N30B, northwest of 28N30B1 UTM 688739 E, 4455754 N, NAD83 Zone 10N. 1800 Comment
  SBBG21929  Lupinus andersonii D. Myrick 1964-7-22 904 Plumas Drakesbad-Mineral Rd 1524 Comment
  CHSC52417  Lupinus angustiflorus L. P. Janeway 1990-7-12 3795 A Plumas Plumas National Forest. Along top of Eureka Ridge ca 0.5 mi south of the head of Bear Cr. 2103 Comment
  JEPS85925  Lupinus angustiflorus L. P. Janeway 1990-7-12 3795 A Plumas along top of Eureka Ridge ca 0.5 mi s of the head, Beckwourth Ranger District Bear Creek; Plumas National Forest, Johnsville Quad., Bear Creek 2103 Comment
  SEINET10871212  Lupinus angustiflorus Mary Susan Taylor 1982-7-12 Taylor 4818 Plumas T22n,r11e,sec.21 e 1/2 ne 1/4. Johnsville quad. Corolla white. Along eureka Peak road, ca 1.5 mile s of mcrae meadows turnoff, ca 6 air miles w of mohawk. Open logged area. With hackelia 2164 Comment
  CHSC110001  Lupinus arbustus B. Castro; L. P. Janeway 2006-6-4 1536 Plumas Northern High Sierra Nevada. South side of Squaw Valley, ca 300 ft N of jcn of McReynolds Valley Road (FS Rd 25N05) and Squaw Valley Road (FS Rd 28N01). 1684 Comment
  RSA372162  Lupinus arbustus subsp. silvicola LeDoux, Morris, Dunn 1973-6-5 1077 Plumas Collected on south side of Greenville. Comment
  CHSC52427  Lupinus argenteus var. palmeri L. P. Janeway 1990-7-4 3764 Plumas Plumas National Forest. Along road to Lunker Point; west side Frenchman Lake. 1722 Comment
  SEINET10452630  Lupinus breweri Mary Susan Taylor 1982-6-23 Taylor 4720 Plumas T23N R10E se/sw sec 11. Blue Nose Mt quad. Flat ridge running n off 23N43Y, at loop in rd, 1.5 mi w of its jct with Peoria Cr Rd (23N10), ca. 6 air mi sw of Sloat. 4600 ft. 1402 Comment
  CAS-BOT-BC196669  Lupinus breweri var. breweri J. G. Lemmon 1887-9-1 s.n. Plumas Above Sierra Valley Comment
  POM181086  Lupinus caudatus P. B. Kennedy, A. A. Heller 1907-7-3 8740 Plumas Hills above Red Clover Valley. Comment
  SEINET10452034  Lupinus confertus Mary Susan Taylor 1982-7-13 Taylor 4825 Plumas T26N R9E se/nw sec 22. Greenville SW quad. Bellas Flat, s side of Round Valley Reservoir, ca. 4 mi s of Greenville. 4500 ft. Dry cobbly drainage in Mixed Coniferous Forest. 1372 Comment
  SEINET10485161  Lupinus confertus Mary Susan Taylor 1982-6-13 Taylor 4825 Plumas T26n, r9e, se1/4nw1/4 sec 22. Almanor se quad. Corolla pale blue. Bellas Flat on s side of round valley reservoir, ca 3 air mi. S of greenville. Dry Flat cobbly drainage in montane coniferous forest. With monardella Odoratissima glauca. 1372 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
  SEINET12161689  Lupinus confertus Detzer 1977-1 21 Plumas ca 3.5kmNE of Squaw Pk., E bank of unimproved USFS rd. Sec 1 T25N R14E 601 Comment
  CAS-BOT-BC215369  Lupinus dalesiae M. S. Taylor 1982-6-3 4600 Plumas Road cut on N side of White Cap Road 1.1 and 1.2 miles S of its junction with Peoria Creek Road, ca. 4 miles SW of Sloat 1524 Comment
  CAS-BOT-BC215387  Lupinus dalesiae M. S. Taylor 1982-6-27 4546 Plumas W side of Bucks Lake-Spanish Creek Road across from 1084 residence in Meadow Valley 1127 Comment
  CAS-BOT-BC215388  Lupinus dalesiae M. S. Taylor 1982-5-27 4548 Plumas S side of Bucks Lake-Spanish Creek Road, 0.1 mile W of Dean's Valley turnoff, and ca. 1 mile NE of Meadow Valley 1127 Comment
  CAS-BOT-BC215397  Lupinus dalesiae M. L. Conrad; Dunn; LeDoux 1973-6-5 7058 Plumas 5.2 miles W of Junction of Highway 70 and Meadow Valley Road in Quincy 1219 Comment
  CAS-BOT-BC215398  Lupinus dalesiae L. P. Janeway 1990-6-6 3698 Plumas Flat on N side of Long Valley ca 0.5 mile E of Rattlesnake Creek and ca 0.5 ile N of Highway 70/89; vicinity of Sloat 1356 Comment
  CAS-BOT-BC215414  Lupinus dalesiae Mrs. H. C. Cantelow 1939-5-20 s.n. Plumas Meadow Valley Comment
  CAS-BOT-BC215421  Lupinus dalesiae Walter & Irja Knight 1968-6-18 2334 Plumas Road between La Porte and Quincy 1859 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
  CHSC52430  Lupinus dalesiae L. P. Janeway 1990-6-12 3714 Plumas Along Rattlesnake Cr. Ca 1.0 mi N of Hwy 70/89; vicinity of Long Valley, Sloat. 1417 Comment
  JEPS85923  Lupinus dalesiae L. P. Janeway 1990-6-12 3714 Plumas ca 1/0 mi n of Hwy 70/89 wnw facing slope along Rattlesnake Creek (vicinity of Long Valley, Sloat); Plumas Natl Forest, Mt. Ingalls Quad., Rattlesnake Creek 1417 Comment
  RSA109812  Lupinus dalesiae E. K. Balls, L. W. Lenz 1956-6-20 21844 Plumas 2 miles SE of Spring Garden, US Hwy, Quincy to Portola. 1250 Comment
  SEINET10452042  Lupinus dalesiae Mary Susan Taylor 1982-7-21 Taylor 4887 Plumas T24N R10E e/se sec 7. Quincy quad. American Valley, on ne side of hills s of Greenhorn Creek, ca. 1.5 mi ne of Quincy. 3500 ft. 1069 Comment
  SEINET10452045  Lupinus dalesiae Mary Susan Taylor 1982-5-25 Taylor 4526 Plumas T23N R11E sw/sw sec 2. Mt Ingalls quad. In partial shade of Jeffrey Pine Forest, s side of 23N12, 0.8 mi e of its jct with 23N52, ca. 3/4 mi w of McDermott Ravine, ca. 1.5 mi ne of Sloat. 4500 ft. 1371 Comment
  SEINET10970248  Lupinus dalesiae Mary Susan Taylor 1982-6-21 Taylor 4887 Plumas T24n r10e e1/2se1/4 sec 7. Quincy quad. American valley, on ne side of hills S of greenhorn creek, ca 1.5 mi. Ne of quincy. Mixed evergreen forest; with Erigonum nudum, lupinus grayi, apocynum pumilum. 1067 Comment
  SEINET8042175  Lupinus formosus A. A. Heller, P. B. Kennedy 1907-7-16 8862 Plumas Genessee valley near Genessee Comment
  SBBG69390  Lupinus grayi R. M. Austin -Apr-1877 Plumas American Valley Comment
  CAS-BOT-BC329257  Lupinus grayi M. S. Taylor 1982-6-17 4693 Plumas S side of 23N44Y, 1.8 mi W of its jct with Bell Bar Creek Rd (23N50Y), ca 2 air mi SW of Sloat. 1524 Comment
  RSA121628  Lupinus grayi E. Sawyer 1935-6-1 54 Plumas 1.75 mi NE of Hawks 1585 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
  UCD108138  Lupinus latifolius Michael A. Vincent 1999-6-8 8556 Plumas Plumas National Forest, Milford Ranger District. Along FS 26N17 just north of FS 26N40. Comment
  CAS-BOT-BC329258  Lupinus latifolius subsp. longipes M. S. Taylor 1982-7-12 4824 Plumas At junction of small creek to Jamison Creek, on N side of Rd 507, just W of Plumas-Eureka State Park boundary, 2.0 mi SW of Johnsville 1767 Comment
  SEINET10452691  Lupinus latifolius subsp. longipes Mary Susan Taylor, G. Rotta 1982-6-14 Taylor 4667 Plumas T25N R11E sw sec 7. Greenville quad. N side of Genesee Valley Rd (112), ca. 2 mi w of Genesee. Dry forest. 3700 ft. 1128 Comment
  SBBG13881  Lupinus latifolius var. columbianus H. and M. Dearing 1939-7-4 3816 Plumas Graeagle Comment
  JEPS102823  Lupinus lepidus var. sellulus Lowell Ahart 2001-8-29 9267 Plumas On the west side of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  JEPS88186  Lupinus lepidus var. sellulus Vernon H. Oswald and Lowell Ahart 1996-8-14 8179 Plumas 0.6 mi e of White Horse Campground (between Bucks Summit and Bucks Lake on the Oroville-Quicny Hwy, northern High Sierra Nevada); northern High Sierra Nevada 1615 Comment
  SEINET10452639  Lupinus meionanthus Mary Susan Taylor 1981-7-29 Taylor 4146 Plumas T25N R11E se 1/4 sec 12. Genesse Valley quad. Both sides of 25N42C, 1.4 mi ne of its jct with 25N41-Flournoy Grade, ca. 4 air mi E of Genesse. 5600 ft. 1707 Comment
  UCD109312  Lupinus obtusilobus Jim McHenry 1991-1 s.n. Plumas ca. 45 miles east of Oroville. 1524 Comment
  POM118281  Lupinus onustus H. C. Cantelow 1940-5-12 3672 Plumas 2 miles north of Quincy, Highway 89. Comment
  RSA104334  Lupinus onustus Alice Eastwood 1927-06 14461 Plumas United States Forest Reserve, Forest Lodge, Greenville. Comment
  UC1129725  Lupinus polyphyllus var. burkei A. E. Wieslander 1929-6-18 102 Plumas between Constantia and Doyle; Sierraville Quad. Comment
  SEINET10488909  Lupinus sellulus Walter Knight, Irja Knight; John Thomas Howell; Gordon H. True 1967-7-10 Knight 2225 Plumas Between trestle glen and fern glen. 1097 Comment
  SEINET10490883  Lupinus sellulus var. sellulus Douglas G. LeDoux, David B. Dunn; Melvin L. Conrad 1973-6-5 LeDoux 1082 Plumas Collected at jct of hw. 70 And twain road. 1067 Comment
  SEINET10490878  Lupinus sellulus var. sellulus Duane Isely, I. Isely 1971-7-13 Isely 11403 Plumas At sulphur creek, st #89, s blairsden, 15 mi. N intersection st #89 and #49. Fls pale violet; standard with eye-spot. Comment
  UCD109583  Lupinus stiversii June McCaskill 1954-5-31 331 Plumas at roadside above Feather River, State Highway 24 (U.S. Alt. 40), ca. 2 miles north of Storrie. Comment
  UCD15243  Lupinus stiversii Stephen Brown 1974-5-4 111 Plumas Feather River Canyon, approximately 1 mile above Rock Creek on a gravel road. 457 Comment
  CHSC100347  Luzula cascadensis Lowell Ahart 2008-8-13 15183 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
  RSA718438  Luzula comosa L. Ahart 2006-7-9 12932 Plumas About 100 yards north of the paved basalt road, about 3 3/4 miles (air) northwest of Tamarack Flat, about 5 3/4 miles (air) northwest of Little Grass Valley Reservoir. 1679 Comment
  RSA584285  Luzula comosa J. T. Howell, T. C. Fuller, G. D. Barbe 1981-6-22 54098 Plumas 10.6 miles northeast of La Porte on road to Quincy. 1890 Comment
  SD46470  Luzula comosa Robert J. Weatherby 1955-6-26 1544 Plumas Scattered in moist ground on exposed sides of boulders. Mud Lake, Lakes Basin Area. 2103 Comment
  CHSC108474  Luzula comosa var. laxa Lowell Ahart 2011-9-17 17668 Plumas On the south side of an unnamed stream that flows east into Little grass Valley Reservoir and opposite the Black Roack, about 20 yards southwest of the paved road, about 1/8 mile west of Little Grass Valley Reservoir. 1595 Comment
  UC1730228  Lycopus uniflorus L. P. Janeway 1998-9-10 6273 Plumas 5 mi NW of Quincy (along the NW shore of Snake Lake) 1205 Comment
  CAS-BOT-BC343794  Madia elegans Mary Strong Clemens 1920-6-29 s.n. Plumas Quincy Comment
  CAS-BOT-BC343784  Madia elegans David D. Keck 1932-7-3 1620 Plumas North of Spanish Creek. Quincy, in the Northern Sierra Nevada 1065 Comment
  CDA13918  Madia exigua G. F. Hrusa 1997-5-3 13845 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
  CHSC40855  Madia exigua K. R. Stern 1985-6-25 8201 Plumas Vicinity of Blairsden. 1432 Comment
  CHSC41276  Madia exigua J. D. Jokerst 1984-5-13 2002 Plumas Canyon of Indian Cr. on slopes N of creek and S of the Indian Creek Road. In Eastside forest. 1249 Comment
  UC89356  Madia exigua Mrs. R. M. Austin 1879-1 Plumas Butterfly Valley Comment
  RSA201259  Madia glomerata J. T. Howell 1960-7-18 35601 Plumas Drakesbad. Lassen Volcanic National Park. 1677 Comment
  RSA716595  Madia glomerata L. Ahart, John Dittes 2005-9-19 12401 Plumas About 1 1/4 miles east of Kettle Rock, about 1 1/4 miles southeast of Taylor Lake. 1990 Comment
  CAS-BOT-BC343286  Madia gracilis John Thomas Howell; Gordon H. True 1967-7-11 43317 Plumas About 3 miles southeast of Mt. Hough 1706 Comment
  JEPS40376  Madia gracilis W. L. Jepson 1939-8-7 19345 Plumas Meadow Valley Comment
  SEINET11601444 Image available Madia gracilis J. T. Howell, T. C. Fuller, G. D. Barbe 1981-6-24 54252 Plumas About 2.5 miles southeast of Mt. Hough on the road to Quincy 1798 Comment
  UCD134298  Madia gracilis John Thomas Howell; T. C. Fuller, G. D. Barbe 1981-6-24 54252 Plumas about 2.5 miles southeast of Mt. Hough on the road of Quincy. 1798 Comment
  POM253267  Madia minima A. A. Heller 1938-6-22 15178 Plumas Gravelly plain north of Chester 1305 Comment
  RSA94371  Madia minima F. W. Peirson 1926-6-21 6787 Plumas Open flat strip along shore of Lake Almanor. Comment
  SEINET5339093  Mahonia sonnei R. J. Holl 1948-4-20 24 Plumas Sierra Valley, bank of Feather River, 1 mile west of Beckwith. 1524 Comment
  CHSC21800  Maianthemum racemosum F. T. Griggs; A. Pass 1975-8-1 412 Plumas Buck's Lake Forest Service Survey. Comment
  CHSC76799  Malacothrix floccifera L. P. Janeway 1997-9-29 5363 Plumas Along Soda Creek 0.1 mi north of Hwy 70 and East Branch North Fork Feather River. Roadside in bottom of canyon, and along edge of dirt road. 944 Comment
  CAS-BOT-BC71084  Marsilea vestita John Thomas Howell 1926-7-30 2159 Plumas Prattville 1371 Comment
  CAS-BOT-BC71086  Marsilea vestita John Thomas Howell 1926-7-30 2159 Plumas Lake Almanor Comment
  RSA537494  Marsilea vestita Barbara Ertter 1988-10-21 8008 Plumas Lake Almanor, E end of causeway ca. 1.5 miles E of Chester on Highway 36 1341 Comment
  UC1795022  Matricaria discoidea R. K. Brummitt 1998-5-17 19880 Plumas Rte. 89 near Indian Falls, 2 km from Rte. 70 junction 1000 Comment
  CAS-BOT-BC348169  Matricaria discoidea Greg Sommers 1976-7-8 162 Plumas Sierra Valley, along Marble Lane 1487 Comment
  CAS-BOT-BC271100  Melica bulbosa John Thomas Howell; Gordon H. True 1967-7-11 43332 Plumas Summit ridge of Mt. Hough, Sierra Nevada 2194 Comment
  CAS-BOT-BC282081  Melica fugax John Thomas Howell 1961-6-21 36633 Plumas Greenville 1097 Comment
  CAS-BOT-BC282091  Melica fugax Gladys L. Smith 1976-6-7 4585 Plumas N end summit ridge, secondary road between Route 70 and La Porte 1950 Comment
  CAS-BOT-BC282100  Melica fugax Catherine Best 1979-6-14 s.n. Plumas Eureka Park Comment
  CAS-BOT-BC282105  Melica fugax Lowell Ahart 1989-7-2 6342 Plumas On the NW side and near the summit of Pilot Peak, about 10 miles NE of La Porte 2255 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
  CHSC60512  Melica fugax L. P. Janeway; Jannice Cutler 1992-5-26 4204 Plumas Plumas National Forest. About 0.1 mi southwest of Lake Davis high water line; 1.0 mi south of Dan Blough Cove. 1767 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
  JEPS115951  Melica fugax Lowell Ahart, John Dittes, Josephine Guardino 2009-6-15 15905 Plumas About 200 yards west of Lake Almanor Dam, on the north side of the road under the pole line 1421 Comment
  JEPS95630  Melica fugax Lowell Ahart 1994-6-15 7335 Plumas 200 yds E of a logging road, near the int. of Lumpkin Ridge Road and the road to Tamarack Flat, 1 air mile W of Little Grass Valley Reservoir 1767 Comment
  RSA754960  Melica fugax L. Ahart, John Dittes, Josephine Guardino 2009-6-15 15905 Plumas Road under the pole line, about 200 yards west of the Lake Almanor Dam. 1422 Comment
  UCD23590  Melica harfordii John Thomas Howell 1967-6-23 42737 Plumas Lewisia Rock' 3.5 miles SW of Belden, Feather River Canyon. 609 Comment
  CAS-BOT-BC281134  Melica stricta John Thomas Howell; Gordon H. True 1973-7-31 50100 Plumas Summit ridge of Thompson Peak, Diamond Range 2194 Comment
  JEPS102462  Melica stricta Lowell Ahart 2001-7-17 8929 Plumas Outcrops, on the south side of a logging road, south of a small branch of Butt Creek, about 2 1/2 miles (air) north of Humboldt Summit. 1828 Comment
  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
  JEPS106339  Melica subulata Lowell Ahart 2004-7-27 11311 Plumas At the fork of Hopkins Creek and the East Branch of Hopkins Creek, about 3/4 mile south of Turkeytown, about 1 mile (air) southwest of Blue Nose Mountain, about 10 miles (air) northeast of La Porte 1645 Comment
  JEPS28298  Melica subulata George W. Gillett 1957-7-17 793 Plumas from Little Willow Lake to Willow Lake; Lassen Volcanic National Park 1767 Comment
  JEPS87715  Melica subulata Lowell Ahart 1994-6-17 7355 Plumas about 1 mi e Sly Creek Reservoir (meadow on e side of Sly Creek, about 1 mi n of Schwartz Meadow) 1097 Comment
  CHSC113880  Melilotus albus Lowell Ahart 2014-8-26 19792 Plumas In the center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  UCD169793  Mentha arvensis Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16243 Plumas 1,849 feet northwest of Lake Almanor Dam. 1591 Comment
  NY621932  Mentzelia dispersa R. M. Austin 07 1878 s.n. Plumas Big Meadows Comment
  RSA718037  Mentzelia dispersa R. D. Fischer, Jenny Marr 2005-7-4 813 Plumas Butt Valley Reservoir. Sierra Nevada high, along the north side road of Butt Valley Reservoir, ner the Ponderosa Campground dumpster. YPF. 1341 Comment
  SEINET12326109  Menyanthes trifoliata W. Knight, Knight, I. 1983-1 4927 Plumas On road between Chester and Drakesbad. Yellow Pine Forest Plant Community. Warner Valley 1570 Comment
  RSA219009  Mertensia ciliata var. stomatechoides J. L. Gentry Jr., David Vierig 1968-6-21 2082 Plumas Mt. Hough, 10.5 miles northeast of Quincy on Mt. Hough-Crystal Lake Road. 2027 Comment
  CAS-BOT-BC428541  Micranthes aprica Alice Eastwood 1927-6-15 14607 Plumas United States Forest Reserve. Long Valley. Comment
  CHSC98563  Micranthes aprica L. P. Janeway 2007-6-3 9016 Plumas Northern High Sierra Nevada. Eastern end of Red Mountain, along the high exposed rocky ridgeline. Weathered reddish serpentine; gravelly flats around rock outcroppings. 1929 Comment
  CAS-BOT-BC349349  Microseris nutans Clare B. Hardham 1961-6-16 7471 Plumas Sierra Nevada Mountains. Diamond Peak 2133 Comment
  CAS-BOT-BC349352  Microseris nutans Rimo Bacigalupi 1927-7-11 1617 Plumas Near Grassy Lake Meadows, Gold Lake Region 1889 Comment
  CAS-BOT-BC349353  Microseris nutans E. D. Merrill 1929-7-13 s.n. Plumas Silver Lake Comment
  CHSC91620  Microseris nutans G. Douglas Barbe; T. C. Fuller 1982-6-15 3696 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
  UC92139  Microseris nutans unknown 1892-7-4 Plumas Prattville Comment
  UCD134544  Microseris nutans Alan a. Beetle 1941-6-28 2790 Plumas west side of Lake Amanor. Comment
  HSC21162  Microsteris gracilis R. P. Maynard Jr 1963-5-4 45 Plumas 7 mi. S of Lake Almanor on Hwy. 89 Comment
  SEINET10902909  Microsteris gracilis subsp. humilis Mary Susan Taylor, M. Foster 1981-6-8 Taylor 3876 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
  RSA285894  Mimulus aurantiacus var. grandiflorus D. C. Michener 1981-7-17 4019 Plumas Sierra Nevada. CA 70 ca 1.3 miles north of Tobin. Dry rock outcrop/road cut above North Fork of the Feather River. Comment
  RSA74135  Mimulus aurantiacus var. grandiflorus Milo S. Baker 1952-5-27 12474 Plumas Feather River Canyon at Camp Storrie. In rock crevices along Hwy 24 Comment
  SEINET3365893 Image available Mimulus breweri Barbara Ertter, Jeffrey Strachan 1980-7-31 3889 Plumas Plumas National Forest; Dixie Creek ca 3/4 mile east of Milford-Beckwourth Road (near cattle guard) 1707 Comment
  JEPS28644  Mimulus breweri George W. Gillett 1957-7-19 841 Plumas on trail to Sifford Lakes (slopes across from the Devils Kitchen); Lassen Volcanic National Park 1981 Comment
  SEINET10830509  Mimulus breweri Mary Susan Taylor 1982-8-5 Taylor 4936 Plumas T25N R10E ne sec 8. Greenville SW quad. Around Crystal Lake, just below Mt Hough, ca. 7 air mi nne of Quincy. 6700 ft. 2042 Comment
  JEPS113599  Mimulus guttatus Lowell Ahart, Josephine Guardino 2007-7-21 14388 Plumas Bottom and sides of a small stream, about 30 yards south of the Beckwourth Taylorsville Road, south of the intersection with Forest Road 25N41Y, about 2 1/4 miles (air) northwest of the most northwest part of Lake Davis 1799 Comment
  RSA59739  Mimulus guttatus E. K. Balls 1950-9-14 15802 Plumas 6 miles northwest of Chester, North Fork Feather River. 1402 Comment
  UC917315  Mimulus guttatus J. M. Tucker 1948-7-25 1738 Plumas sw side Camel Peak (mine of United Mining Company); Pinchard Creek 1524 Comment
  UCD122710  Mimulus guttatus J. M. Tucker 1948-7-25 1738 Plumas at mine of United Mining Company, Pinchard Creek, southwest side of Camel Peak. 1524 Comment
  JEPS12519  Mimulus guttatus George W. Gillett 1955-8-2 459 Plumas at creek crossing 1/4 mi belwo Devils Kitchen (Devils Kitchen trail) 1844 Comment
  UC1585908  Mimulus moniliformis Barbara Ertter with Gary Schoolcraft 1989-7-3 8633 Plumas ca. 9 air mi s Susanville (near Bear Creek crossing on Lone Rock road); Diamond Mts. 1767 Comment
  CHSC113630  Mimulus moschatus Lowell Ahart 2014-8-31 19823 Plumas Gravel bars and mud flats 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
  RSA185360  Mimulus nanus var. mephiticus Clare B. Hardham 1961-6-15 7401 Plumas Graeagle. Comment
  RSA535572  Mimulus nanus var. mephiticus David M. Thompson 1988-6-8 939 Plumas Genesee. 0.8 mi S of Flournoy Bridge along USFS Road 25N42 to Nye Creek. Comment
  UC1063128  Mimulus nasutus E. Sawyer 1935-6-11 97 Plumas 4 3/4 mi se East Butte; Sierraville Quadrangle Comment
  JEPS29551  Mimulus primuloides John Thomas Howell 1960-7-23 35952 Plumas Drakesbad Lassen Volcaninc National Park 1676 Comment
  UC1075732  Mimulus torreyi Robert J. Weatherby 1955-7-21 1647 Plumas near Middle Fork Feather River; Bottle Springs 1615 Comment
  RSA535420  Mimulus torreyi David M. Thompson 1988-7-23 974 Plumas 3.05 mi N of Bucks Lake road (and Meadow Valley) along Schneider Creek Road (USFS Road 23N16), then 0.15 mi W along Road 24N47X, then 0.1 mi N along Road 24N47XC. 1524 Comment
  SEINET7718092  Monardella Unknown Plumas Big Meadows Comment
  OBI13633  Monardella breweri subsp. lanceolata Lewis S. Rose 1967-7-19 67175 Plumas Twain, North Fork, Feather River 853 Comment
  CAS-BOT-BC314152  Monardella follettii L. P. Janeway 1993-7-15 4457 Plumas Plumas National Forest, Quincy Ranger District, Pineleaf Compartment. Along Rd 25N17, 4.2 mi NW of Spanish Ranch Road (in Meadow Valley) and 0.2 mi after it crosses Bean Creek. 1402 Comment
  CDA40935  Monardella follettii L. P. Janeway 2001-8-5 7422 Plumas High Cascade Range; Near top of ridge between Yellow Creek and North Fork Feather River (and Caribou Road). Comment
  CHSC82105  Monardella follettii L. P. Janeway 2001-8-5 7422 Plumas High Cascade Range. Near top of ridge between Yellow Creek and North Fork Feather River (and Caribou Road). 1463 Comment
  SEINET10582334  Monardella follettii A. Graff 1993-7-23 Graff 332 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
  CHSC33595  Monardella glauca M. S. Taylor; M. Foster 1981-6-15 3897 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
  RSA35104  Monardella odoratissima Thomas H. Kearney 1944-8-14 127 Plumas Near Prattville, Lake Almanor. Comment
  CAS-BOT-BC314153  Monardella odoratissima Alice Eastwood 1927-6-17 14676 Plumas United States Forest Reserve, Plumas County. Long Valley. Comment
  CHSC52034  Monardella odoratissima subsp. glauca L. P. Janeway 1989-8-2 3547 Plumas Plumas National Forest. Ridge above Middle Fk Feather River on the E side of Olive Cr. 1463 Comment
  UCR280839  Monardella odoratissima subsp. glauca Lowell Ahart 2014-8-26 19788 Plumas South Fork of the Feather River, Little Grass Valley Reservoir, c. 200 yards southwest of the parking lot to the Pacific Crest Trail, c. 0.25 mile southwest of the bridge across the South Fork of the feather River, c. 4 air miles north of LaPorte 1534 Comment
  CHSC91773  Monardella odoratissima subsp. odoratissima G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-26 3346 Plumas Sierra Nevada. 0.75 mile northeast of Bucks Summit on Bucks Lake Road. 1600 Comment
  CHSC113901  Monardella odoratissima subsp. pallida Lowell Ahart 2014-8-24 19741 Plumas Center of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  CHSC117634  Monardella odoratissima subsp. pallida Lowell Ahart 2016-8-30 21327 Plumas On the west side of the meadow, south of the pond, about 100 yards west of the Pacific Crest Trail on Bunker Hill Ridge, about 1 1/2 miles (air) southeast of Pilot Peak. 2044 Comment
  CHSC52040  Monardella odoratissima subsp. pallida L. P. Janeway 1989-6-22 3376 Plumas Plumas National Forest. Along rd 24N49Y 0.2 mi W of Crocker Cr; vicinity of Crocker Guard Sta. 1767 Comment
  UC2035887  Monardella odoratissima subsp. pallida Mrs. C. W. Hollis Jun 17 1928-Jun 30 1928 Plumas Drakesbad Mt. Lassen National Park Comment
  UC485787  Monardella odoratissima subsp. pallida H. F. Copeland 1932-8-24 Plumas Drakesbad 1828 Comment
  CAS-BOT-BC222150  Monardella odoratissima subsp. pallida Mrs. H. C. Cantelow 1938-7-3 s.n. Plumas 4.3 miles north of Almanor Inn Comment
  CAS-BOT-BC220483  Monardella sheltonii John Thomas Howell 1975-7-22 51349 Plumas 2 miles northwest of Spring Garden 1173 Comment
  CAS-BOT-BC220492  Monardella sheltonii John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54303 Plumas East side of Indian Valley just north of Taylorsville 1112 Comment
  CAS-BOT-BC220493  Monardella sheltonii M. S. Taylor 1982-7-21 4897 Plumas Summit of Little Volcano, ca. 5 mi se of Quincy 1768 Comment
  CHSC67980  Monardella sheltonii James D. Jokerst 1989-7-3 3122 Plumas Caribou Rd. 1.2 mi N of Hwy. 70. Comment
  CAS-BOT-BC220482  Monardella sheltonii Louella Bass 1980-8-20 s.n. Plumas Seneca Comment
  SEINET10582345  Monardella sheltonii A. Graff 1993-7-22 Graff 303 Plumas Plumas National Forest. Hwy. 70 west, at turnout just after Quarry Rd. Locally infrequent on road cut filling in with Pinus jeffreyi, Pseudotsuga menziesii, Calocedrus decurrens, Quercus sp., Acrtostaphylos sp., Apix mellifera. Comment
  SEINET10572656  Montia chamissoi Mary Susan Taylor, M. Foster 1981-6-8 Taylor 3864 Plumas T24N R13E se sec 8. Grizzly Valley quad. In wet meadow along creek, ca. 1/4 mi S of jct of 24N08 and 25N93, ca. 1 air mi NW of Bagley Pass, ca. 0.5 mi S of Red Clover Valley; elevation ca. 5700 ft. 1737 Comment
  CHSC63160  Montia fontana subsp. amporitana Lowell Ahart 1994-6-17 7351 Plumas On the edge of a small wet meadow, on the east side of Sly Creek, about 1 mile north of Schwartz Meadow, about 1 mile east of Sly Creek Reservoir. 1097 Comment
  CAS-BOT-BC445088  Montia linearis Mary Strong Clemens 1920-5-7 s.n. Plumas Greenville Comment
  CAS-BOT-BC445097  Montia linearis Walter Knight; Irja Knight; John Thomas Howell; Gordon True 1967-5-7 1879 Plumas Butterfly Botanical Area and Vicinity. Area of Butterfly Valley proper 1036 Comment
  CAS-BOT-BC445098  Montia linearis Walter Knight; Irja Knight 1967-5-22 1824 Plumas Butterfly Botanical Area and Vicinity Comment
  SEINET10572661  Montia linearis Mary Susan Taylor, M. Foster 1981-6-3 Taylor 3835 Plumas T24N R12E nw/sw sec 28, Mt Ingalls quad. In wet meadow, S 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
  CHSC54549  Muhlenbergia filiformis Vernon H. Oswald 1991-8-5 4802 Plumas Lassen Volcanic Park. Little Willow Lake located near the south boundary of the park, ca. 2.5 miles (air) south-southeast of Drakesbad. On margins of lake. 1844 Comment
  SACT001594  Muhlenbergia filiformis Malcolm Nobs, S. Smith 1949-8-18 Plumas Comment
  UC373109  Muhlenbergia filiformis Marcus E. Jones, A. M. 1897-7-2 Plumas near Prattville; Clear Creek 1524 Comment
  CAS-BOT-BC267004  Muhlenbergia filiformis John Thomas Howell 1960-7-21 35808 Plumas Lassen Volcanic National Park. Near Terminal Geyser 1828 Comment
  CHSC53181  Muhlenbergia richardsonis L. P. Janeway 1989-6-28 3411 Plumas Plumas National Forest. Slopes above Mapes Cyn; ca 0.2 mi NE of Beckwourth-Genesee Rd (rd 111) 4.0 mi N of Beckwourth. 1722 Comment
  CAS-BOT-BC515654  Muilla transmontana W. Harnach; N. Harnach 1990-5-12 304 Plumas Sierra Valley, Feather River Ranch 1584 Comment
  UC725291  Myosotis scorpioides A. A. Heller 1938-7-2 15241 Plumas 3 mi. e. Quincy Comment
  CAS-BOT-BC392266  Myosurus apetalus Catherine Best 1980-6-13 s.n. Plumas Sierra Valley, Highway A23 2 miles north of Plumas - Sierra County line Comment
  CHSC70036  Myosurus apetalus var. borealis L. P. Janeway 1997-5-14 5123 Plumas Crocker Meadow; west side of Beckwourth-Genesee Road about 0.3 mi south of Crocker Guard Station and Campground. 1749 Comment
  CDA37312  Myriophyllum sibiricum B. Villegas 2008-7-23 s.n. Plumas Sierra Valley, just east of Beckwourth; Middle Fork of the Feather River near County Road A23, just south of Hwy 70. 0 Comment
  CHSC114927  Myriophyllum sibiricum B. Villegas 2008-7-23 Plumas Lake Davis, Eagle Point. Comment
  CHSC24222  Nama lobbii D. Brink; L. Mayer 1975-7-2 Plumas Buck's Lake. Comment
  JEPS103351  Nama lobbii Lowell Ahart 2002-6-26 9770 Plumas On the E side of the poor road, ca 1 mile S of the intersection of Lumpkin Ridge Road and the road to Tamarack Flat, ca 1 mile (air) NW of Little Grass Valley Reservoir dam, ca 4 miles (air) NW of La Porte. 1760 Comment
  UC1523756  Nama lobbii Gary Schoolcraft 1982-8-3 846 Plumas along logging rd. Brush Hill 1828 Comment
  CAS-BOT-BC515771  Narthecium californicum Walter Knight; Irja Knight 1965-6-18 1290 Plumas Butterfly Valley 1143 Comment
  SEINET10475624  Narthecium californicum Mary Susan Taylor, H. Swanson 1982-9-2 Taylor 5087 Plumas T25N R9E ne/se sec 20. Greenville SW quad. Butterfly Valley Botanical Area, in bog just s of switchback, ca. 1 air mi w of Keddie. 3900 ft. 1189 Comment
  RSA726407  Navarretia breweri L. Ahart, John Dittes, Josephine Guardino 2007-6-8 13996 Plumas About a mile (air) north of the north end of Lake Davis. 1966 Comment
  RSA101468  Navarretia breweri R. Weatherby 1955-7-2 1571 Plumas Bear Ridge near Taylor Lake. 2195 Comment
  CHSC73422  Navarretia capillaris B. Castro; L. Gehrung, H. Durio 1995-9-19 627 A Plumas Tamarack Flat. Ca 2 air mi NW of Little Grass Valley Reservoir, on N side of USFS Rd 22N94, ca 2 road mi NW of its jcn with Lumpkin Ridge Rd (USFS Rd 22N27). In Tamarack Flat meadow. 1706 Comment
  SD61130  Navarretia capillaris Darley F. Howe 1964-7-29 Plumas Near Gold Lake Lodge, Plumas National Forest 1981 Comment
  JEPS70293  Navarretia divaricata W. I. Follett 1937-7-1 93 Plumas between Deadwood Ravine and Rich Gulch Comment
  OBI48921  Navarretia divaricata Lewis S. Rose 1941-7-9 41300 Plumas Chambers Lodge (McKinney), Lake Tahoe 640 Comment
  CDA18755  Navarretia divaricata subsp. divaricata G. D. Barbe, T. C Fuller 1982-7-16 3761 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
  CHSC97581  Navarretia divaricata subsp. divaricata Lowell Ahart; John Dittes 2007-6-16 14095 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
  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
  UC1124102  Navarretia intertexta subsp. intertexta Beryl O. Schreiber 1938-7-9 2515 Plumas 1 mi e Meadow Valley; Bidwell Bar Quad. 1066 Comment
  CHSC45435  Navarretia intertexta subsp. propinqua Lowell Ahart 1981-7-24 2995 Plumas On the floor of a hydraulic mine, about 1 mile south of La Porte. 1463 Comment
  CHSC21192  Navarretia leptalea F. T. Griggs; A. Pass 1975-7-10 150 Plumas Buck's Lake. Comment
  SBBG21890  Navarretia leptalea D. Myrick 1964-7-21 892 Plumas near parking area, Drakesbad 1737 Comment
  CDA13363  Navarretia leptalea subsp. bicolor G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-15 13212 Plumas Sierra Nevada; N side of Hwy. 70 approx. 3 m. E of Spring Garden at inter. of Hwy 70 and Sloat Rd. Rattlesnake Creek drainage. Comment
  CHSC62477  Navarretia leptalea subsp. bicolor L. P. Janeway 1993-8-5 4497 Plumas Plumas National Forest, La Porte Ranger District. Northeast end of Mooreville Ridge; along road 21N16 0.5 mi northeast of Devils Gap. Top of ridge. 1623 Comment
  UC306887  Navarretia leptalea subsp. leptalea unknown 1918-7-26 Plumas 300 ft above Mud Lake (Sierra Nevada); , above Mud Lake 2529 Comment
  CHSC23855  Navarretia leucocephala subsp. minima Glenda Foster 1975-11-8 102 Plumas Around edges of vernal pool on s side of Hwy. 89, 3.8 mi from jct. 36. Comment
  CHSC80242  Navarretia leucocephala subsp. minima L. P. Janeway 1996-6-5 5003 Plumas Northern High Sierra Nevada/Modoc Plateau. Ramelli Ranch; northwest corner of Sierra Valley; 0.2 mi south of Middle Fork Feather River and 0.8 mi west of the road to Calpine. 1488 Comment
  RSA562591  Navarretia sinistra Alva Day, Orbelia Robinson 1982-7-15 82 -85 Plumas Plumas National Forest, Lake Davis, 0.2 mi. west of Coot Bay on north side of lake. Comment
  RSA505402  Nemacladus interior R. C. Bacigalupi, G. T. Robbins 1955-7-22 5440 Plumas Above Rock Creek, just above its junction with the North Fork Feather River. 473 Comment
  SD6549  Nemacladus rubescens R. M. Austin 1879-1 Plumas American Valley Comment
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  RSA726410  Nemophila parviflora var. austiniae L. Ahart, John Dittes, Josephine Guardino 2007-6-8 13998 Plumas About a mile (air) north of the north end of Lake Davis. 1966 Comment
  CDA14130  Nemophila pedunculata G. F. Hrusa 1997-5-3 13820 Plumas Sierra Nevada; W side of Rattlesnake Creek, immed. N of Hwy 70 approx. 15 mi. E of Quincy. Comment
  CHSC54402  Nemophila pedunculata Vernon H. Oswald 1991-6-12 4657 Plumas Lassen Volcanic National Park. Trail between Willow Lake and Terminal Geyser. Locally abundant in the meadow just north of the park boundary where the trail crosses the stream coming down from Terminal Geyser. 1658 Comment
  CDA14770  Nemophila spatulata G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-26 3360 Plumas SE of Bucks Lake Road and Bucks Creek, 0.3 mile southwest of Bucks summit on Bucks Lake Road. 1645 Comment
  CAS-BOT-BC231507  Nicotiana John Thomas Howell 1977-8-11 52692 Plumas At north end of Frenchmans Reservoir 1706 Comment
  UC1122217  Oenothera deltoides subsp. piperi C. W. Hanks 1934-8-13 44 Plumas ne Sierra Valley; Plumas National Forest, Sierraville Quadrangle Comment
  CDA38150  Oenothera deltoides subsp. piperi T. C. Fuller 1968-7-1 17323 Plumas Sierra Nevada; Hwy 70 to Beckwourth, 1 mile east of Vinton, Sierra Valley. Comment
  SEINET5345675  Oenothera deltoides var. piperi M. J. Williams, L. Wise 1976-5-31 76- 21 -2 Plumas Between Chilcoot and Vinton, Sierra Valley 1554 Comment
  CHSC66704  Oenothera elata subsp. hirsutissima Vernon H. Oswald; Lowell Ahart 1996-8-1 8134 Plumas Old Haun Rd. (Forest Rt. 201) on the S slope of Dyer Mtn. at a drainage ca. 0.9 mi W of Hauns Mdw., SSE of Dyer Mtn. Lookout, N of Hwy 89, E of Lake Almanor, NW of Greenville. 1463 Comment
  SEINET5345643  Oenothera elata var. hirsutissima A. A. Heller, P. B. Kennedy 1907-7-16 8861 Plumas Genessee Valley enar Genessee Comment
  CHSC114417  Orcuttia tenuis Allison Sanger 2012-8-16 Plumas Large pool at Almanor Rest Area, west of Prattville. 1402 Comment
  JEPS109854  Oreostemma elatum Dean W. Taylor 2006-6-29 19556 Plumas Keddie Ridge; meadow just E of Second Water Trough (ca. 1 mile W of Hauns Meadow along County Road 201) 1432 Comment
  UCD147847  Oreostemma elatum Daniel Slakey 2012-6-9 31 Plumas East side of Snake Lake. 1128 Comment
  JEPS95553 Image available Orobanche fasciculata Lowell Ahart 1994-7-7 7458 Plumas N side of Pacific Crest Trail, Bunker Hill Ridge, about 3/4 air miles SE of Pilot Peak 2011 Comment
  UC914303  Orobanche uniflora subsp. occidentalis Verne Grant and Alva Grant 1948-6-13 8586 Plumas Lava Cap, 1 mile from Cascade on Oroville Road. Comment
  UC1400233  Orogenia fusiformis W. D. Dakan 1974-4-21 Plumas near Pond Reservoir Butterfly Botanical Area (Butterfly Valley); , Butterfly Botanical Area 1158 Comment
  JEPS104412  Orthilia secunda Lowell Ahart 2003-10-15 10639 Plumas Old gold mined flat area, ca 1/4 mi south of Forest Rd 22N94E, ca 1/2 mi 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. 1509 Comment
  CHSC96853  Orthocarpus cuspidatus subsp. cryptanthus Lowell Ahart; John Dittes, Josephine Guardino 2007-6-9 14053 Plumas Open rocky flat, about 50 yards west of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1857 Comment
  JEPS87598  Osmorhiza berteroi Lowell Ahart 1994-7-7 7453 Plumas n side of trail about 3 (air) mi se Pilot Peak (Plumas and Sierra Cos.); Pacific Crest Trail, Bunker Hill Ridge 2011 Comment
  UC337332  Osmorhiza berteroi unknown 1889-6-4 Plumas Mohawk Valley Comment
  JEPS25807  Osmorhiza berteroi John W. Duffield 1937-5-27 Plumas Grubstake Flat Meadow Valley Comment
  RSA59403  Osmorhiza berteroi E. K. Balls 1950-9-8 15723 Plumas Lakes Center Public Campground. 2043 Comment
  SJSU14720  Osmorhiza occidentalis N. A. Hopkins 1991-7-3 1696 Plumas N of Doyles Crossing 20 mi N of Red Clover Valley on road to Janesville 1524 Comment
  CHSC34286  Packera eurycephala var. lewisrosei M. S. Taylor 1981-5-11 3686 Plumas N side of Hwy 70, in Serpentine Canyon, 2 mi w of Virgilia. 853 Comment
  UC1586459  Packera pauciflora Vernon H. Oswald and Lowell Ahart 1991-7-30 4788 Plumas Big Springs on the w side Humbug Valley (ca 6 mi (air) ene of Humbug Summit, ca 12 mi (air) s of Chester); Big Springs on w side Humbug Valley 1310 Comment
  CHSC102015  Packera streptanthifolia L. P. Janeway; B. Castro 2009-8-29 9938 Plumas Northern High Sierra Nevada. Small meadow 0.3 km east-southeast of the Buckhorn survey monument on the eastern end of Red Mountain. Small meadow, about 30m x 40m, high on the mountainside, northeast-facing 30% slope. 1892 Comment
  CAS-BOT-BC317124  Packera streptanthifolia var. streptanthifolia Alice Eastwood 1927-6-27 14911 Plumas On road between Reno & Chilcott Comment
  CDA13414  Paeonia brownii G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13263 a Plumas Sierra Nevada; Plumas National Forest. Vicinity of headwaters of Bull Run Creek off USFS 23N12E. Comment
  UCD150435  Paeonia brownii T. Stone 1966-4-21 s.n. Plumas Mountain Meadows. Comment
  UCD88707  Panicum acuminatum var. fasciculatum Walter Knight; Irja Knight, John Thomas Howell 1966-7-28 1675 Plumas Butterfly Botanical Area and Vicinity. Sweetwater Meadow. 1127 Comment
  CAS-BOT-BC253739  Panicum capillare John Thomas Howell 1951-8-20 28214 Plumas Genesee 1127 Comment
  CAS-BOT-BC253746  Panicum capillare Lowell Ahart 1981-9-6 3078 Plumas 1.5 miles SW of Crescent Mills 1200 Comment
  RSA201355  Panicum capillare J. T. Howell 1960-7-20 35728 Plumas Drakesbad; Lasses Volcanic National Park 1677 Comment
  RSA201364  Panicum capillare J. T. Howell 1969-9-22 34868 Plumas Drakesbad; Lasses Volcanic National Park 1738 Comment
  UCD89500  Panicum capillare Beecher Crampton 1964-8-25 7163 Plumas Lassen Volcanic National Park, Drakesbad, 1/8 mile south of the Guest Houses. 1676 Comment
  SEINET228557 Image available Panicum capillare subsp. capillare Lowell Ahart 1981-9-6 3078 Plumas .5 miles south-west of the intersection of highway 89 and Arlington Road about .5 miles south-west of Crescent Mills Comment
  SACT001657  Panicum thermale Malcolm Nobs, S. Smith 1949-8-19 Plumas Comment
  CHSC105202  Parnassia palustris B. Castro; L. P. Janeway 1997-9-14 782 Plumas Springy S-facing slope above Jamison Creek, above Rd 507 ca 0.9 mi E of the Plumas-Eureka State Park boundary. 1828 Comment
  POM44193  Pedicularis attollens Marcus E. Jones 1897-7-2 s.n. Plumas Near Prattville at Mt. Meadow. 1677 Comment
  HSC102783  Pedicularis racemosa L. Ahart 2008-8-14 15201 Plumas About 5 air miles NE of La Porte, ~.05 mi. NE of Little Grass Valley Reservoir; east side of Forest Service Road 22N68, ~100 yds. west of the South Fork of the Feather River 1572 Comment
  UC1861769  Pellaea brachyptera Ruth Kirkpatrick 2005-7-19 1359 Plumas West of Johnsville Museum. Along dirt/rocky road 1630 Comment
  UC122754  Pellaea brachyptera Mrs. R. M. Austin Aug. 1876 Plumas Soda Springs Comment
  RSA101695  Penstemon deustus subsp. deustus H. L. Mason 1924-6-15 1032 Plumas Graeagle - near Blairsden. Comment
  SEINET3840854  Penstemon deustus var. pedicellatus M. I. Wibawa, G. Douglas Barbe, Thomas C. Fuller 1982-6-17 3834 Plumas South shore of Frenchman Reservoir, 0.4 miles east of Frenchman Dam, USGS Quadrangle: Frenchman Lake 7.5 1700 Comment
  CHSC75546  Penstemon deustus var. suffrutescens G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-23 3100 Plumas Reservoir shore 0.1 mile west of Round Valley Reservoir dam on Dixie Canyon-Round Valley Road. 1371 Comment
  CHSC90936  Penstemon deustus var. suffrutescens Lowell Ahart; Richard Rabeler, Lawrence Janeway, Linnea Hanson 2005-4-20 11750 Plumas On a rock fill on the north side of Highway 70, south bank of the North Fork of the Feather River, about 200 yards southwest of Grizzly Creek, about 1 1/2 miles northeast of the Arch Rock Shady Rest Area. 484 Comment
  RSA726370  Penstemon deustus var. suffrutescens L. Ahart, John Dittes, Josephine Guardino 2007-6-8 13983 Plumas About a mile (air) north of the north end of Lake Davis. 1966 Comment
  CDA13398  Penstemon gracilentus G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13247 Plumas Sierra Nevada; Near headwaters of Bull Run Creek off USFS 23N12E. Comment
  CDA41880  Penstemon gracilentus L. Ahart, John Dittes 2005-9-2 12449 Plumas On the south side of Forest Road 27N34, about 1 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. Comment
Read comments
Oct 5 2019
  UC103032  Penstemon gracilentus D. Cleveland 1882-7-21 Plumas Prattville Comment
  NY600758  Penstemon gracilentus Mrs. Ames s.n. Plumas Lone Rock Comment
  SEINET10547983  Penstemon gracilentus F. Marion Ownbey, Ruth P. Ownbey 1938-7-14 Ownbey 1739 Plumas Dry slope, below humboldt summit, sierra nevada. Comment
  SEINET10547991  Penstemon gracilentus Mary Susan Taylor 1981-7-21 Taylor 4094 Plumas T25N R11E nw sec 31, Spring Garden quad, in dry Red Fir Forest, between 25N18 and Squirrel Creek, ca. 0.5 mi SE of Taylor Rock, ca. 7 air mi N of Spring Garden. 6500 ft elev. 1981 Comment
  UC887039  Penstemon gracilentus M. and P. Ownbey 1938-7-14 1739 Plumas Comment
  RSA537558  Penstemon laetus Barbara Ertter, Gary Schoolcraft 1989-7-3 8656 Plumas Ridge between Red Rock and Diamond Mt ca 8 air miles S of Susanville 2226 Comment
  CHSC28922  Penstemon laetus var. leptosepalus L. Hanson 1979-7-11 29 Plumas Kellogg Lookout Area. Comment
  SEINET4207731  Penstemon laetus var. leptosepalus Mikel R. Stevens 2011-8-27 213 Plumas Walker Plains. Old quarry area (now parking area) at junction of Bucks Lake Rd (Oroville Quincy Hwy) with Basalt Rd. Ca 12.5 mi S of Bucks Lake on Bucks Lake Rd. East side of Rd.; 0 1559 Comment
  UC887185  Penstemon neotericus M. and P. Ownbey 1938-7-14 1742 Plumas Comment
  HSC22972  Penstemon newberryi John Pratt 1970-6-30 54 Plumas Humboldt Summit Comment
  CAS-BOT-BC239306  Penstemon newberryi var. berryi E. P. Chace 1934-4-11 s.n. Plumas Camp Rodgers Comment
  NY627394  Penstemon newberryi var. newberryi R. M. Austin 1876-1-1 285 Plumas Comment
  HSC73116  Penstemon personatus M. S. Taylor, M. Foster 1981-7-14 4009 Plumas Saddle at head of Bullfrog Ravine, up to 0.25 mi. E and W of Rd. 26N18, 3 air mi. NW of Indian Falls 1585 Comment
  RSA236429  Penstemon personatus G. L. Clifton 1971-8-5 523 Plumas Big Creek 1616 Comment
  SEINET11262173  Penstemon personatus Robert L. Johnson, Mikel R. Stevens 2015-7-11 3952 Plumas Northern High Sierra Nevada. 0.6 rd mi S of jct with Cold Water Rd and Red Mtn Road on Gravel Range Rd. Ca 3.5 air mi south of Bucks Lake.; 0 1771 Comment
  JEPS15328  Penstemon roezlii A. Lewis 1934-7-25 521 Plumas La Porte Plumas National Forest, Downieville Quadrangle 1524 Comment
  NY650116  Penstemon roezlii F. W. Pennell 1940-6-11 25809 Plumas Route 24, Spring Garden 1310.6 Comment
  NY650124  Penstemon roezlii R. M. Austin 07 1878 s.n. Plumas Comment
  CAS-BOT-BC239608  Penstemon rydbergii var. oreocharis C. R. Quick 1945-7-20 45 -62 Plumas U.S.F.S. fenced pasture, Deane's [Deanes] Valley, S.E. of Meadow Valley Comment
  CHSC73445  Penstemon rydbergii var. oreocharis H. Durio 1995-8-17 Plumas Mosquito Flat area. Ca 2.5 air mi S of Bucks Lake, and ca 0.1 mi S of the 'Mosquito Flat' area on maps. Large meadow on Mosquito Creek, S of USFS Rd 23N57 as it heads E, ca 0.6 mi SE of its jcn with Rd 23N18. 1676 Comment
  NY651330  Penstemon rydbergii var. oreocharis See comments 1981-6-17 465 Plumas Southwest of Portola 1463.0 Comment
  UC1032473  Penstemon rydbergii var. oreocharis E. Sawyer 1935-6-13 100 Plumas 4 mi ese Beckwith Butte; Sierraville Quad. 1493 Comment
  CHSC56882  Penstemon speciosus L. P. Janeway; Garrett Gibson 1991-7-18 4077 Plumas Plumas National Forest. North side of Grizzly Valley ca 1 mi east of Lake Davis. Slope on north side of County Road. 1783 Comment
  UC696821  Penstemon speciosus David D. Keck 1932-7-6 1718 Plumas 6 mi w Chester; Sierra Nevada, w of Chester 1524 Comment
  UC1778622  Perideridia bolanderi G. Douglas Barbe, T. C. Fuller 1982-7-16 3770 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
  RSA641472  Perideridia bolanderi subsp. bolanderi Michael A. Vincent 1999-6-7 8531 Plumas Plumas National Forest; Milford Ranger District; west of Frenchman Lake along FS Route 11. Comment
  JEPS14085  Perideridia lemmonii W. L. Jepson 1939-8-4 19338 Plumas Rock Creek Meadow Valley 1219 Comment
  UC711861  Perideridia lemmonii Roxana S. Ferris and Laura Lorraine 1941-8-9 10427 Plumas Lake Almanor Public Camp; meadow, near village Comment
  CAS-BOT-BC222767  Perideridia parishii Walter Knight; Irja Knight; John Thomas Howell 1966-7-28 1644 Plumas Butterfly Botanical Area and Vicinity. In area at north end of Pond Reservoir 1097 Comment
  SEINET10840956  Perideridia parishii subsp. latifolia Mary Susan Taylor 1981-7-17 Taylor 4030 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-BC413557  Persicaria amphibia Mrs. A. L. Coombs 1906-1-1 s.n. Plumas Prattville Comment
  CAS-BOT-BC413558  Persicaria amphibia Mrs. A. L. Coombs 1912-9-1 s.n. Plumas Big Meadows Comment
  CAS-BOT-BC413564  Persicaria amphibia Malcom A. Nobs; S. Galen Smith 1949-8-19 1454 Plumas On southeastern side of Portola Comment
  CHSC34304  Persicaria hydropiper L. Ahart 1981-9-6 3069 Plumas On a sand bar along Indian Creek, ca. 0.5 mi s w of the jct of Hwy 89 and Arlington Rd, ca. 1.5 mi sw of Crescent Mills. 1200 Comment
  RSA0118926  Persicaria lapathifolia Lowell Ahart 2014-8-24 19738 Plumas South side of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles, (air) north of La Porte. 1533 Comment
  CHSC97208  Persicaria maculosa Lowell Ahart; Josephine Guardino 2007-7-20 14329 Plumas Strand of Lake Davis, about 100 yards west of Long Point, northeast side of Lake Davis. 1763 Comment
  CAS-BOT-BC419234  Persicaria maculosa Robert J. Weatherby 1950-7-21 1469 Plumas East Quincy 1036 Comment
  CHSC102437  Phacelia humilis var. humilis L. P. Janeway; B. Castro 2009-6-7 9801 Plumas Northern High Sierra Nevada. Lower Thompson Valley 1.5 km north of Red Clover Creek, 180 m southwest of Thompson Valley Creek. 1672 Comment
  OBI76964  Phacelia hydrophylloides Anthony Baniaga 2011-8-2 481 Plumas Lassen Natl Forest. Along F.S 10, 30 ft E of rd, ca 1/8 mi SW of Echo Lake. red cinder Quad T30N R7E sec 26 sE of SW 1950 Comment
  RSA35106  Phacelia mutabilis Thomas H. Kearney 1944-8-14 114 Plumas Near Prattville. Comment
  RSA428113  Phacelia mutabilis Dorothy Davis 1923-08 s.n. Plumas Mt. Eureka 1524 Comment
  CHSC118724  Phacelia mutabilis Noah Siegel; Wendy L. Boes 2015-5-28 2015002 Plumas Plumas National Forest. Location to east of Fales Basin, west of hairpin curve on Forest Service road 25N59. UTM 658936 E, 4437694 N, NAD83 Zone 10N. 1550 Comment
  UC586927  Phacelia procera Joseph Andorfer Ewan 1934-6-27 8189 Plumas on Mt. Elwell Trail 1/2 mi from Gold Lake Lodge Comment
  CDA14582  Phacelia racemosa G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-22 3065 Plumas headwaters of south Fork Feather River, 10.6 miles northeast of La Porte on La Porte-Quincy Road. 1889 Comment
  CHSC40777  Phacelia racemosa Lowell Ahart 1985-7-11 5132 Plumas Below the high water line of Little Grass Valley Reservoir, where Black Rock Creek flows into the lake, about 4 miles north-west of La Porte. 1584 Comment
  CHSC11347  Philadelphus lewisii Lowell Ahart 1970-7-2 Plumas 12 miles E. of Pulga. 762 Comment
  OBI13974  Philadelphus lewisii Lewis S. Rose 1967-7-9 67139 Plumas Caribou, North Fork, Feather River 914 Comment
  CAS-BOT-BC260846  Phleum pratense John Thomas Howell 1960-7-18 35509 Plumas Drakesbad, Lassen Volcanic National Park 1828 Comment
  CHSC96985  Phleum pratense Lowell Ahart; Josephine Guardino 2007-7-21 14360 Plumas Along a small stream, near a spring, south of the dirt road, about 1/2 mile (air) south of Bagley Pass, about 400 yards north of Lake Davis. 1787 Comment
  UCR66513  Phleum pratense A. A. Beetle 1941-6-28 2777 Plumas Northern Sierra Nevada, west side of Lake Almanor 1829 Comment
  SEINET4889145  Phleum pratense M. Foster 1988-7-15 188 Plumas Grizzly Valley Quad, inside U.S.F.S. cattle exclosure, on north side of Big Grizzly Creek, 0.25 miles south of Walker Mine Road, 1 mile west of Lake Davis, 12 miles north by northwest of Portola 1768 Comment
  CHSC97147  Phlox diffusa Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 13984 Plumas East side of an open rocky flat, about 50 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1965 Comment
  JEPS113457  Phlox diffusa Lowell Ahart, John Dittes, Josephine Guardino 2007-6-8 13984 Plumas East side of an open rocky flat, about 50 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis 1965 Comment
  JEPS95401  Phlox diffusa Lowell Ahart 1994-6-12 7317 Plumas 1 1/4 air miles S of Bucks Lake (near Cedar Flat, W side of Faggs Mine Road, SW of a small branch of Willow Creek) 1706 Comment
  JEPS48541  Phlox speciosa subsp. occidentalis John Warren Duffield 1937-5-26 Plumas e of Fairgrounds of Quincy (road to Quincy, sw Plumas County) Comment
  RSA114445  Phlox speciosa subsp. occidentalis E. K. Balls, Lee W. Lenz 1955-5-14 20711 Plumas 3.1 miles N of Greenville on road to Lake Almanor Hwy 89. 1159 Comment
  CDA14728  Phoenicaulis cheiranthoides G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3254 Plumas 2.5 miles southeast of Mt Hough summit, 0.4 mile northwest of China Grade Road (to Taylorsville). 1798 Comment
  SJSU14710  Phoenicaulis cheiranthoides N. A. Hopkins 1991-6-3 1682 Plumas by Beckwourth-Genesee Valley Rd S of Red Clover Valley Ranch House 1524 Comment
  CHSC102061  Phoradendron libocedri Lowell Ahart; John Dittes 2009-7-15 16087 Plumas On Calocedrus decurrens, on the northwest side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 miles (air) southeast of Butt Valley Reservoir Dam. 1702 Comment
  RSA794999  Phoradendron libocedri L. Ahart, John Dittes 2009-7-15 16087 Plumas Northwest side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 air miles southeast of Butt Valley Reservoir Dam. 1703 Comment
  NY62270  Pinus jeffreyi H. E. Brown 1897-8-1 621 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
  UC1362003  Pinus jeffreyi R. A. Cockrell 1940-7-31 8552 Plumas ca 1 mi ne Silver Lake; Meadow Valley 1615 Comment
  UC1219835  Pinus ponderosa R. A. Cockrell 1940-7-31 8550 Plumas Meadow Valley 1584 Comment
  CHSC57107  Piperia unalascensis L. P. Janeway 1991-7-23 4092 Plumas Plumas National Forest. Between Gold Lake Hwy and Gray Eagle Creek, 1.0 mi north of turn to Gray Eagle Lodge. 1691 Comment
  UCSC010346  Piperia unalascensis R. Coleman 1990-7-10 1899 -P Plumas Bucks Lake Comment
  UC127440 Image available Plagiobothrys A. A. Heller and P. B. Kennedy 1907-7-2 8682 Plumas between Vinton and Beckwith Comment
  SD6754  Plagiobothrys cognatus unknown 1882-7-22 Plumas Prattville Comment
  SEINET10497598  Plagiobothrys cognatus Mary Susan Taylor 1982-7-8 Taylor 4799 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
  SEINET13710643  Plagiobothrys cusickii Lowell William Ahart, Lowell William Ahart 2001-1 9231 Plumas Bottom of Little Last Chance Creek, Frenchman Lake (T24N, R16E, sec 8, SE 1/4) 5580 Ft. 1701 Comment
  CAS-BOT-BC230979  Plagiobothrys hispidulus Philip A. Munz 1947-5-16 11826 Plumas 8 miles N of Chilcoot 1524 Comment
  CHSC94108  Plagiobothrys hispidulus Lowell Ahart 2006-7-9 12926 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
  JEPS102738  Plagiobothrys hispidulus Lowell Ahart 2001-7-17 8909 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
  UCD120826  Plagiobothrys hispidus Kim Nixon 1977-5-28 27 Plumas Bird Creek Road, 0.2 mile north of Greeno Road and 7.2 miles east of Doyle. 1950 Comment
  CAS-BOT-BC228461  Plagiobothrys mollis John Thomas Howell 1961-9-25 36950 Plumas Feather River bed, Portola 1478 Comment
  UC881339  Plagiobothrys mollis L. R. Miller 1936-6-14 Plumas Sierra Valley Comment
  JEPS102650  Plagiobothrys mollis var. mollis Lowell Ahart 2001-8-28 9211 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
  JEPS115123  Plagiobothrys mollis var. mollis Lowell Ahart, John Dittes, Josephine Guardino 2009-7-29 16224 Plumas On damp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam 1591 Comment
  RSA39779  Plagiobothrys scouleri var. hispidulus P. A. Munz 1947-5-16 11826 Plumas 8 miles north of Chilcoot. 1524 Comment
  RSA715606  Plagiobothrys tenellus L. Ahart, Richard Rabeler, L. P. Janeway, L. Hanson 2005-4-20 11749 Plumas On the N side of Hwy 70, about 1/8 mile E of Chambers Creek, about one mile NE of Indian Jim Campground. 630 Comment
  JEPS110521  Plantago major Lowell 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 mile northeast of Scales Road, about 5 1/2 miles (air) northeast of Strawberry Valley 1281 Comment
  SEINET6168466  Platanthera dilatata var. leucostachys A. A. Heller, P. B. Kennedy Plumas Comment
  CHSC101942  Platanthera leucostachys Lowell Ahart; John Dittes 2009-7-13 16049 Plumas On damp to wet soil, seep, on the north side of Forest Service Road 27N98, headwater of Clear Creek, about 2.0 miles (air) north of Butt Valley Reservoir Dam, about 3 miles (air) southwest of Lake Almanor Reservoir Dam. 1476 Comment
  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
  UC586917  Platanthera leucostachys Joseph Andorfer Ewan 1934-6-25 8221 Plumas Gold Lake Road above Dentens (Blairsden); Sierra Nevada 1524 Comment
  CHSC110761  Platanthera yosemitensis Dean Wm. Taylor 2011-8-1 21136 Plumas The Sierra Nevada. Butterfly Valley (Butterfly Valley Botanical Area, 2 air miles SW of Keddie). 1173 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
  CHSC81411  Plectritis macrocera L. P. Janeway 1996-5-7 4959 Plumas Northern High Sierra Nevada. Soda Creek, along Road 25N22 200 ft northwst of Hwy 70 and East Branch North Fork Feather River. 890 Comment
  UC1094743  Plectritis macrocera Francia Chisaki 1956-6-1 899 Plumas 5.7 mi e of Virgilia (on Highway Alt. #40) Comment
  RSA52906  Pleuricospora fimbriolata R. Weatherby 1973-10-2 s.n. Plumas Bucks Lake. 1524 Comment
  CAS-BOT-BC261021  Poa John Thomas Howell 1959-9-21 34723 A Plumas Belden, Sierra Nevada 701 Comment
  CDA14773  Poa bolanderi G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-26 3368 Plumas Grizzly Summit 6 miles west of Bucks Lake on Spanish Ranch-Buteet County Road. 0 Comment
  CHSC87989  Poa bolanderi Lowell Ahart; John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11155 Plumas On the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy. 2139 Comment
  CAS-BOT-BC254975  Poa bulbosa Michael A. Vincent 1999-6-8 8554 Plumas Plumas National Forest, Milford Ranger Disttrict. Along FS 26N17 just N of FS 26N40 Comment
  RSA641880  Poa bulbosa Michael A. Vincent 1999-6-8 8554 Plumas Plumas Nat'l Forest, Milford Ranger District, along FS 26N17 just north of FS 26N40; Comment
  UCSB45753  Poa bulbosa Reisentz, Paul 1979-5-11 Plumas Injun Jim Campground, 6.7 miles south of Beldon on Highway 70 Comment
  CHSC113928  Poa compressa Lowell Ahart 2014-8-20 19714 Plumas Around rocks, high edge of Lake Almanor, about 200 yards north of the causeway across Lake Almanor, about 1-1/4 miles east of Chester. 1386 Comment
  UC639543  Poa cusickii subsp. cusickii G. L. Stebbins Jr. 1939-7-9 2933 Plumas Meadow View Ranger Station 1889 Comment
  UC725569  Poa cusickii subsp. cusickii A. A. Heller 1942-5-8 16464 Plumas meadow w of Vinton 1524 Comment
  CHSC47628  Poa cusickii subsp. epilis Lowell Ahart 1981-7-21 2963 Plumas On the Buzzards Roost Ridge, about 1/4 mile east of Quincy La Porte Road, about 1 1/4 miles north of Pilot Peak. 1828 Comment
  CHSC34318  Poa palustris L. Ahart 1981-9-6 3064 Plumas Along the edge of Lights Creek, ca. 6 mi n of Taylorsville. 1300 Comment
  JEPS76243  Poa palustris W. L. Jepson 1939-8-16 19437 Plumas Portola Comment
  UC1132696  Poa palustris E. Sawyer 1935-5-24 39 Plumas 1 1/4 mi w Kerby; Sierraville Quadrangle Comment
  CAS-BOT-BC247386  Poa pratensis A. A. Beetle 1941-6-28 2792 Plumas 5 miles west of Chester on rte. 36 1828 Comment
  CDA13566  Poa pratensis G. F. Hrusa, T. D. Wilfred 1996-7-22 13394 Plumas Sierra Nevada; PLUMAS NATIONAL FOREST: Rhizomatous perennial in deep shade in moist bed of Little Long Valley Creek, approx. 1/2 m. N. of Hwy 70 about 15 m. E of Quincy. Comment
  SEINET264684 Image available Poa pratensis S. Scott sn Plumas Plumas National Forest ; Sierra Nevada Range eastern side Milford Ranger District Ingalls area 1768 Comment
  CHSC103122  Poa pratensis subsp. pratensis Lowell Ahart; John Dittes, Josephine Guardino 2009-7-21 16105 Plumas About 20 yards east of Forest Service Road 27N26, about 1000 feet northwest of Powerhouse at the north end of Butt Valley Reservoir, about 3 miles (air) southwest of Lake Almanor. 1302 Comment
  JEPS106235  Poa pratensis subsp. pratensis Lowell Ahart, John Dittes, Josephine Guardino, Robert Schlising 2004-7-3 11165 Plumas Around a small meadow, on the north side of a forest road, about 1/4 mile north of Taylor rock, about 1 mile (air) southwest of Grizzly Peak, about 5 miles (air) south of Taylorsville, about 8 miles (air) northeast of Quincy 2139 Comment
  SEINET10822312  Poa scabrella A. Arthur Heller 1907-7-3 Heller 8711 Plumas Hills above Red Clover Valley. Comment
  RSA300157  Poa secunda J. T. Howell 1962-6-17 37705 Plumas Portola 1463 Comment
  UC1583948  Poa secunda subsp. juncifolia G. Schoolcraft 1990-6-4 2067 Plumas 5 mi e Beckwourth (on s side Hwy 70) 1490 Comment
  SEINET7294007 Image available Poa secunda subsp. juncifolia P. B. Kennedy 1901-1 s.n. Plumas [R. R. Station, Constantia] Comment
Read comments
Feb 4 2016
  CAS-BOT-BC242961  Poa secunda subsp. secunda L. P. Janeway 1992-5-22 4195 Plumas S side of Middle Fork Feather River, just S of railroad tracks, 0.3 mile W of the road to Calpine, ca. 4 miles E of Portola 1487 Comment
  CAS-BOT-BC242972  Poa secunda subsp. secunda A. A. Heller; P. B. Kennedy 1907-7-3 8711 Plumas Hills above Red Clover valley Comment
  CAS-BOT-BC242973  Poa secunda subsp. secunda A. A. Heller; P. B. Kennedy 1907-7-3 8711 Plumas Hills above Red Clover valley Comment
  UC1024752  Poa secunda subsp. secunda Leo Whitney 1933-8-22 3005 Plumas ca 15 mi n Beckwith (Willow Creek); Plumas Nat'l Forest 1950 Comment
  CAS-BOT-BC6508  Poa sierrae John Thomas Howell; Gordon H. True 1967-5-9 42204 Plumas Feather River Canyon, 3.5 mi SW of Belden, Lewisia Rock 609 Comment
  CAS-BOT-BC6512  Poa sierrae John Thomas Howell; Gordon H. True 1967-5-9 42204 Plumas Feather River Canyon, 3.5 mi SW of Belden, Lewisia Rock 609 Comment
  RSA0000488  Poa sierrae J. T. Howell, Gordon H. True 1967-5-9 42204 Plumas 3.5 mi SW of Belden, Feather River Canyon 610 Comment
  CDA18765  Poa wheeleri G. D. Barbe, T. C Fuller 1982-7-16 3751 Plumas Plumas National Forest; Lava Cap ridge 1.5 mi. W of Wheeler Peak and 1 mi. S of Beardley Mine on forest road 3.8 mi. S of Green Flat. 1981 Comment
  HSC93594  Poa wheeleri G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3307 Plumas Diamond Mtn. Rd. 1.4 mi. NNE of Engle Mine townsite. 1296 Comment
  UCD91588  Poa wheeleri August L. Hormay 1932-6-9 s.n. Plumas Plumas County Plots. Comment
  CHSC112517  Polemonium occidentale subsp. occidentale L. P. Janeway 2014-7-15 11532 Plumas Northern High Sierra Nevada. Plumas National Forest; Happy Valley, about 6.4 air-km northeast of Cromberg; along Long Valley Creek in the southwest corner of Happy Valley (the lower corner of the meadow complex). 1717 Comment
  UC909010  Polemonium occidentale subsp. occidentale Herbert L. Mason 1924-6-15 1038 Plumas Graeagle , Graeagle (South Bank Feather River) Comment
  CAS-BOT-BC231288  Polemonium pulcherrimum M. S. Taylor 1981-7-6 3974 Plumas On top of Dixie Mt, near the lookout, ca. 5 air mi w of n tip of Frenchman Lake, ca. 13 air mi nw of Chilcoot 2538 Comment
  CAS-BOT-BC414171  Polygonum aviculare subsp. buxiforme Clare B. Hardham 1970-8-9 17716 X Plumas Road to Thompson Peak Lookout 2133 Comment
  CAS-BOT-BC414218  Polygonum aviculare subsp. depressum John Thomas Howell 1960-7-19 35614 Plumas Lassen Volcanic National Park. Near buildings, Drakesbad 1828 Comment
  UC1136114  Polygonum bistortoides E. Sawyer 1935-6-17 121 Plumas 5 1/2 mi sse Crow; Plumas National Forest, Sierraville Quadrangle Comment
  CAS-BOT-BC414551  Polygonum douglasii John Thomas Howell 1955-7-20 30866 a Plumas Mohawk 1371 Comment
  CDA15371  Polygonum douglasii G. F. Hrusa 1997-6-26 13886 Plumas Sierra Nevada; Approx. 1/4 mi. N from USFS 23N22D terminus. Comment
  CHSC115909  Polygonum douglasii L. P. Janeway 2015-7-29 11811 Plumas Northern High Sierra Nevada. Plumas National Forest; Sawpit Flat, along the road to Cleghorn Bar 2.5 road-km northwest of La Porte-Quincy Road; between Bird Creek, Onion Valley Creek, and Finger Board. 1926 Comment
  RSA0114872  Polygonum douglasii L. P. Janeway 2015-7-29 11811 Plumas Northern High Sierra Nevada. Plumas National Forest; Sawpit Flat, along the road to Cleghorn Bar 2.5 road-km northwest of La Porte-Quincy Road; between Bird Creek, Onion Valley Creek, and Finger Board. 1926 Comment
  SEINET10479343  Polygonum douglasii Mary Susan Taylor 1980-9-27 Taylor 3351 Plumas T23N R7E each central border sec 7, Bucks Lake quad. In mud along Grizzly Creek, S side of Bucks Lake-Spanish Ranch Rd, ca. 0.4 mi E of Frenchman Hill, ca. 20 mi SW of Quincy. With W. Dakan & T. Griggs. 1524 Comment
  CHSC108467  Polygonum douglasii subsp. douglasii Lowell Ahart 2011-9-17 17669 Plumas About 100 yards south of an unnamed stream that flows east into Little Grass Valley Reservoir and opposite the Black Rock, about 80 yards south of the paved road, about 1/8 miles west of Little Grass Valley Reservoir. 1645 Comment
  CHSC53209  Polygonum douglasii subsp. douglasii L. P. Janeway 1989-6-14 3305 Plumas Plumas National Forest Beckwourth Ranger District. Forest along S'ly side of Red Clover Valley. 1699 Comment
  CHSC97214  Polygonum douglasii subsp. douglasii Lowell Ahart; Josephine Guardino 2007-7-20 14324 Plumas North of a small drainage, northeast of a large meadow, east of Lightning Tree Campground, east of the paved road, east side of Lake Davis. 1789 Comment
  JEPS113594  Polygonum douglasii subsp. douglasii Lowell Ahart, Josephine Guardino 2007-7-20 14324 Plumas North of a small drainage, northeast of a large meadow, east of Lightning Tree Campground, east of the paved road, east side of Lake Davis 1789 Comment
  JEPS50556  Polygonum douglasii subsp. douglasii W. L. Jepson 1939-8-4 19330 Plumas Rock Creek Meadow Valley 1219 Comment
  RSA101483  Polygonum kelloggii R. Weatherby 1955-6-26 1551 Plumas Mud Lake, Lakes Basin Area. 2195 Comment
  JEPS118391  Polygonum minimum Lowell Ahart 2011-9-17 17670 Plumas About 100 yards south of an unnamed stream that flows east into Little Grass Valley Reservoir and opposite the Black Rock, about 80 yards south of the paved road, about 1/8 miles west of Little Grass Valley Reservoir 1645 Comment
  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
  JEPS103405  Polygonum polygaloides subsp. kelloggii Lowell Ahart 2002-7-2 9822 Plumas On the bottom of the water holding pond, ca 150 yards N of Forest Road 22N94, on Hartman Bar Ridge, ca 1 mile (air) SW of Franklin Hill, ca 4 1/2 miles (air) NW of Tamarack Flat, ca 9 miles (air) NW of La Porte. 1597 Comment
  JEPS28627  Polygonum sawatchense subsp. oblivium George W. Gillett 1957-7-18 815 Plumas forest on ne side Boiling Springs Lake (near trail); Lassen Volcanic National Park 1813 Comment
  CAS-BOT-BC420211  Polygonum sawatchense subsp. sawatchense Clare B. Hardham 1978-8-11 21777 a Plumas About 5 miles southeast of Thompson Peak Comment
  CAS-BOT-BC109258  Polygonum shastense L. P. Janeway 1984-9-1 1121 Plumas Broad ridge-top of Sierra crest near junction of Pacific Crest Trail and jeep trail (west of Long Lake). 2225 Comment
  JEPS113437  Polygonum shastense Lowell Ahart, John Dittes 2007-8-9 14444 Plumas About 120 yards east of the road, on the east slope of Mount Ingalls, about 6 miles (air) northwest of the north end of Lake Davis 2551 Comment
  SJSU14707  Polygonum spergulariiforme N. A. Hopkins 1991-7-3 1695 Plumas by rd to Janesville just N of Red Clover Valley 1524 Comment
  CAS-BOT-BC72022  Polypodium calirhiza John Thomas Howell 1967-6-23 42731 Plumas Lewisia Rock 3.5 miles SW. of Belden, Feather River Canyon 609 Comment
  CHSC21314  Polystichum imbricans F. T. Griggs; A. Pass 1975-7-8 122 Plumas Buck's Lake Forest Service Survey. Comment
  RSA718496  Polystichum imbricans L. Ahart 2006-10-23 13740 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
  CAS-BOT-BC72271  Polystichum imbricans subsp. curtum John Thomas Howell 1959-9-21 34743 Plumas Belden 701 Comment
  JEPS120168  Polystichum imbricans subsp. curtum Lowell Ahart 2012-7-1 18247 Plumas About 200 yards west of Caribou Road, about 4 miles (air) northeast of Belden. Comment
  CHSC95278  Polystichum lemmonii L. P. Janeway; David Toren 2006-11-7 8941 Plumas Northern High Sierra Nevada. Plumas National Forest; Rogers Lake, in a bowl/cirque imbedded in steep northern slope of Red Mountain, 1.2 km south of the confluence of Little Grizzly Creek and Grizzly Creek. 1629 Comment
  JEPS95302  Polystichum lemmonii Lowell Ahart 1994-7-28 7531 Plumas SW of Bucks Lake (NE of Frenchman Hill) 1706 Comment
  UCD136521  Polystichum lemmonii M. S. Taylor; W. Dakon, T. Griggs 1980-9-27 3348 Plumas Ca. 0.25 mi. S of Bucks Lake-Spanish Ranch Rd., ca. 0.25 mi. E of Frenchman Hill, ca. 20 mi. SW of Quincy. 1645 Comment
  CHSC89027  Polystichum munitum H. Gray 2004-3-4 Plumas Plumas National Forest. Hwy. 70. 609 Comment
  SFV10666  Polystichum munitum M. L. Vincent 1968-6-10 855 Plumas Sierra Nevada 1.5 miles south of Rock Creek Dam on North Fork Feather River. 685 Comment
  CAS-BOT-BC72508  Polystichum scopulinum John Thomas Howell; Gordon H. True 1967-7-11 43349 Plumas Summit ridge of Mt. Hough 2194 Comment
  UC1351053  Populus tremuloides E. Fritz 1936-6-20 8226 Plumas Comment
  SD6542  Porterella carnosula Mrs. R. M. Austin 1879-1 Plumas Big Meadows Comment
  CHSC81648  Potamogeton crispus Lowell Ahart 2001-10-8 9313 Plumas In shallow water of Boulder Creek, below the high water line of Antelope Lake, about 24 miles (air) northeast of Quincy. 1522 Comment
  RSA52943  Potamogeton foliosus R. Weatherby 1950-7-28 1492 Plumas Snake Lake, near Quincy. 1220 Comment
  SEINET3825834  Potamogeton gramineus Malcolm A. Nobs, S. Galen Smith 1949-8-19 1427 Plumas 2 miles south of Crescent Mills on Highway 89 south end of Indian Valley Comment
  CAS-BOT-BC453676  Potamogeton gramineus John Thomas Howell 1926-7-24 2108 Plumas Lake Almanor, near Prattville 1371 Comment
  CHSC92135  Potamogeton natans Lowell Ahart; John Dittes 2005-9-20 12431 Plumas In Mud lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 2029 Comment
  CAS-BOT-BC453785  Potamogeton natans L. P. Janeway; Garrett Gibson 1991-7-21 4081 Plumas Plumas National Forest, Beckwourth Ranger District. Grizzly Creek at Oldhouse Creek confluence. 1764 Comment
  CAS-BOT-BC453795  Potamogeton natans Lowell Ahart 1980-9-17 2654 Plumas 1/2 mile west of Fowler Pk. 1600 Comment
  CHSC34885  Potamogeton nodosus M. S. Taylor 1981-8-31 4261 Plumas Creek under RR tracks off spur rd 0.5 mi s of Hwy 70, near Mabie, ca. 3 mi w of Portola. 1463 Comment
  UCD20195  Potamogeton richardsonii R. Yeo 1971-7-19 s.n. Plumas Lake Davis, near Portola. Comment
  CAS-BOT-BC143428  Potentilla Clare B. Hardham 1978-8-11 21759 Plumas About 5 miles southeast of Thompson Peak Comment
  JEPS102811  Potentilla biennis Lowell Ahart 2001-8-29 9237 Plumas On the west side of Little Last Chance Creek, on the strand of Frenchman Lake. 1700 Comment
  RSA462458  Potentilla biennis Rockwell 1925-07 s.n. Plumas Beckwourth Comment
  UC177355  Potentilla flabellifolia Mrs. R. M. Austin Plumas Comment
  CDA13350  Potentilla glandulosa G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-15 13199 Plumas Sierra Nevada; 2.5 m E of Spring Garden on Hwy 70, and 0.5 m. S of Estray Ck. Comment
  RSA59179  Potentilla glandulosa subsp. ashlandica E. K. Balls 1950-9-1 15605 Plumas East of Long Lake, 2134 Comment
  CHSC76142  Potentilla gracilis var. fastigiata G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-24 3220 Plumas Rhinehart Meadow, Mt. Hough-Crystal Lake Road 1.0 mile south of China Grade Road (to Taylorsville). 1676 Comment
  CAS-BOT-BC540406  Potentilla gracilis var. fastigiata John Thomas Howell 1955-7-20 30831 Plumas Sierra Nevada, Mohawk 1371 Comment
  CHSC110301  Potentilla millefolia B. Castro; L. P. Janeway 2006-6-3 1569 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
  CAS-BOT-BC158521  Potentilla millefolia Lloyd W. Swift 1931-5-16 47 Plumas Plumas National Forest. Murdock Crossing 1524 Comment
  SD8446  Potentilla palustris Mrs. R. M. Austin 1879-1 Plumas American Valley Comment
  UC1191489  Potentilla palustris Malcolm A. Nobs, S. Galen Smith 1949-8-19 1423 Plumas about 2 mi s Greenville (Indian Valley); , s of Greenville Comment
  CHSC20762  Potentilla rivalis K. R. Stern 1975-7-23 5887 Plumas NW shore of Lake Almanor. 1371 Comment
  CAS-BOT-BC145202  Potentilla rivalis James T. Vale 1980-9-22 s.n. Plumas Lake Almanor -- nw. end near Chester Comment
  CAS-BOT-BC531758  Potentilla rivalis W. Harnach; N. Harnach 1990-7-6 466 Plumas Sierra Valley, on the first corner E of county rd. A-23 on Marble Lane 1487 Comment
  SJSU8591  Potentilla rivalis F. M. Stephen & R. B. Ingersoll 1966-6-11 56 Plumas meadow sloping into L Almanor 1371 Comment
  CHSC35280  Poteridium annuum M. S. Taylor; M. Foster 1981-6-2 3823 A Plumas N side of Hwy 70, on e side of Squirrel Creek, ne of Spring Garden overpass, ca. 7.5 mi se of Quincy. 1219 Comment
  OBI9970  Poteridium annuum Lewis S. Rose 1967-7-12 67169 Plumas Quincy 1036 Comment
  CAS-BOT-BC47620  Primula suffrutescens Mrs. E. C. Sutliffe 1917-8-1 s.n. Plumas Gold Lake Region Comment
  UCD125350  Prunella vulgaris J. M. Tucker 1948-7-25 1741 Plumas at mine of United Mining Company, Pinchard Creek, southwest side of Camel Peak. 1524 Comment
  CHSC20841  Prunella vulgaris var. lanceolata K. R. Stern 1975-7-24 5814 Plumas E shore of Lake Almanor. 1371 Comment
  UCD130307  Prunella vulgaris var. lanceolata Albert Grigarick 2011-8-15 301 Plumas 5 miles W of Hwy 89N. From Gray Eagle Resort turn off of Gold Lake Hwy., approx. 7/8 miles W from Graeagle Trailhead to Hawley Falls. 1785 Comment
  CAS-BOT-BC158136  Prunus emarginata Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region Comment
  CAS-BOT-BC158149  Prunus emarginata R. F. Thorne; C. W. Tilforth 1969-9-6 39224 Plumas C. 2.5 mi. S. of Graeagle on Gold Lake Road 1645 Comment
  CAS-BOT-BC158152  Prunus emarginata John Thomas Howell; Gordon H. True 1967-7-11 43335 Plumas Summit ridge of Mt. Hough 2194 Comment
  CAS-BOT-BC158153  Prunus emarginata John Thomas Howell 1976-7-20 52036 Plumas At south end of Lake Almanor 1371 Comment
  CHSC53305  Prunus emarginata L. P. Janeway 1989-6-20 3352 Plumas Plumas National Forest. Slope near top of Crocker Mtn overlooking Red Clover Valley. 2194 Comment
  RSA123197  Prunus emarginata D. Axelrod 1934-6-4 11 Plumas SW of La Porte 1646 Comment
  RSA31121  Prunus emarginata A. A. Heller 1915-7-7 12055 Plumas Near the summit of Soapstone ridge in the Sierra Nevada, 12 miles west of Bucks in the forest. 1677 Comment
  RSA59415  Prunus emarginata E. K. Balls 1950-9-8 15710 Plumas Lakes Center Public Campground. 2043 Comment
  RSA609438  Prunus emarginata Louis C. Wheeler 1958-7-30 7347 Plumas Sierra Nevada: White Pine Chrome Mine, ca. 1/2 mile E of Bottle Springs, South Fork Rock Creek, near Quincy. 1585 Comment
  UC1128323  Prunus emarginata E. Sawyer 1935-5-23 34 Plumas 1 1/2 mi ssw of Kerby (Plumas National Forest); Plumas National Forest 1554 Comment
  CAS-BOT-BC154851  Prunus virginiana var. demissa Alice Eastwood 1927-6-12 14502 Plumas Forest Lodge, Greenville. United States Forest Reserve Comment
  CHSC37657  Prunus virginiana var. demissa T. B. Devine 1981-8-28 760 Plumas On S side of Caribou Road; ca. 4 mi from junction with Hwy 70 along the E branch of the N Fork of Feather River. 853 Comment
  CHSC81149  Prunus virginiana var. demissa Lowell Ahart 2001-8-28 9212 Plumas Near strand of Lake Almanor, south of the intersection of the dirt road to Last Chance Marsh and the poor dirt road that goes south along Lake Almanor to the causeway of Highway 36, about 3/4 mile northeast of Chester. 1371 Comment
  RSA60213  Prunus virginiana var. demissa E. K. Balls 1950-9-6 15688 Plumas East turn of Massack Rd, Hwy 24, East of Quincy. 1159 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-BC356964  Pseudognaphalium canescens John Thomas Howell 1976-7-16 51918 Plumas Just east of Bucks Summit on road to Meadow Valley 1645 Comment
  CAS-BOT-BC357344  Pseudognaphalium microcephalum M. S. Taylor 1981-9-2 4263 Plumas W side of 26N18, ca. 1 mi s of Onion Flat, ca. 3 mi w of Indian Falls 1463 Comment
  CAS-BOT-BC361678  Pseudognaphalium thermale John Thomas Howell 1959-9-24 34912 Plumas Crescent Mills 1066 Comment
  CHSC92187  Pseudognaphalium thermale Lowell Ahart; John Dittes 2005-9-19 12405 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
  UC579272  Pseudognaphalium thermale C. G. Albertus 1935-8-9 258 Plumas 4.5 mi ne of Quincy; Downieville Quadrangle 1219 Comment
  CAS-BOT-BC361677  Pseudognaphalium thermale John Thomas Howell 1961-9-23 36892 Plumas Englemine [Engel Mine] 1097 Comment
  CHSC21605  Pseudostellaria jamesiana D. E. Brink; L. M. Mayer 1975-7-18 Plumas Bucks Lake Floristic Survey. Found in a meadow in the ne portion of the section. Comment
  JEPS109806  Pseudostellaria sierrae Dean W. Taylor 2004-5-26 19074 Plumas Round Valley Reservoir, along Forest Road 26N94Y 0.4 miles east of junction with County Road 204 (Dixie Canyon Road), eastern limits of Cherokee Mine (site) 1402 Comment
  UC1061646  Pseudotsuga menziesii Herbert L. Mason Plumas Comment
  CAS-BOT-BC362001  Psilocarphus tenellus John Thomas Howell 1962-6-18 37761 Plumas Sierra Valley near Beckwourth 1487 Comment
  CHSC33740  Pterospora andromedea M. S. Taylor; M. Foster 1981-7-14 4017 Plumas Saddle at head of Bullfrog Ravine, ca. 20 ft e of 26N18. Ca. 3 air mi nw of Indian Falls. 1584 Comment
  RSA59184  Pterospora andromedea E. K. Balls 1950-9-1 15618 Plumas Trail from south point of Long Lake to Lakes Center Camping Ground 2012 Comment
  JEPS18599  Purshia tridentata var. tridentata W. L. Jepson 1910-6-6 4076 Plumas Hot Springs Valley; Lassen Pk. 1828 Comment
  RSA60223  Purshia tridentata var. tridentata E. K. Balls 1950-9-6 15697 Plumas By Jackson Creek Public Camp, Middle Fork Feather River. E of Quincy, Hwy 24. Comment
  UC1778612  Purshia tridentata var. tridentata G. Douglas Barbe, T. C. Fuller 1982-7-16 3773 Plumas Lava cap ridge 1.5 miles west of Wheeler Peak and 1 mile south of Beardsley Mine on forest road 3.8 mile south of Green Flat, Plumas National Forest. 1981 Comment
  CHSC33881  Pycnanthemum californicum M. S. Taylor 1981-7-21 4086 Plumas Along small creek that feeds into Squirrel Creek, ca. 0.5 mi n of jct 401 and 25N42, ca. 3 air mi n of Spring Garden. 1371 Comment
  CAS-BOT-BC462847  Pyrola asarifolia Anna Head 1921-7-23 s.n. Plumas Feather River Region Comment
  CAS-BOT-BC462899  Pyrola asarifolia John Thomas Howell 1963-6-3 39398 Plumas Sierra Nevada, Butterfly Valley Comment
  CHSC117552  Pyrola dentata Lowell Ahart 2016-7-9 21098 Plumas South of road bank, about 1/2 mile southeast of Table Mountain, about 1 1/2 miles (air) northwest of Tamarack Flat, about 3 1/2 miles (air) northwest of Little Grass Valley Reservoir Dam. 1759 Comment
  CDA14718  Pyrola picta G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-24 3238 Plumas Mt. Hough-Crystal Lake Road 0.2 mile south of China Grade Road (to Taylorsville). 1737 Comment
  CHSC21347  Pyrola picta F. T. Griggs; A. Pass 1975-7-2 36 Plumas East of road. Comment
  CHSC45519  Pyrola picta Lowell Ahart 1975-7-20 920 Plumas West of Bunker Hill Creek, about 1 mile north of the Bunker Hill Mine, about 10 miles north-east of La Porte. 1828 Comment
  CAS-BOT-BC466104  Pyrola picta Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region Comment
  RSA0083322  Pyrola picta Joseph A. Ewan 1934-7-17 8581 Plumas About Bear Lake, Mt. Elwell region. 1982 Comment
  SEINET10973484  Pyrola picta Mary Susan Taylor, M. Foster 1981-7-14 Taylor 4010 Plumas T26N R9E ne sec 30 and nw sec 29, Almanor SE quad and Greenville SW quad. Saddle at head of Bullfrog Ravine, up to 1/4 mi E and W of rd 26N18, ca. 3 air mi NW of Indian Falls on Hwy 89; moist Coniferous Forest; 5200 to 5700 ft elev. 1585 Comment
  SD7831  Pyrola picta f. aphylla Mrs. R. M. Austin 1887-1 Plumas American Valley Comment
  SEINET10449205  Pyrola picta subsp. dentata Mary Susan Taylor, M. Foster 1981-7-14 Taylor 4011 Plumas T26N R9E ne sec 30 and nw sec 29, Almanor SE quad and Greenville SW quad. Saddle at head of Bullfrog Ravine, up to 1/4 mi E and W of rd 26N18, ca. 3 air mi NW of Indian Falls on Hwy 89; moist Coniferous Forest; 5200 to 5700 ft elev. 1585 Comment
  CAS-BOT-BC362286  Pyrrocoma lanceolata var. lanceolata Fred Sommers 1976-8-27 230 Plumas Sierra Valley Marsh between road and Marble Hot Springs 1524 Comment
  CAS-BOT-BC328159  Pyrrocoma lucida Roxana S. Ferris 1951-9-14 12469 Plumas Between Graeagle adn Calpine just north of Sierra County line (State Highway 89) 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
  CAS-BOT-BC328163  Pyrrocoma lucida R. F. Thorne; C. W. Tilforth 1969-9-6 39238 Plumas Near bank of Feather River 1 mile southwest of Beckwourth 1356 Comment
  JEPS5021  Pyrrocoma lucida Roxana S. Ferris 1951-9-14 12469 Plumas just n Sierra County line (between Graeagle and Calpine) Comment
  CAS-BOT-BC362346  Pyrrocoma racemosa var. paniculata John Thomas Howell 1977-8-11 52717 Plumas Chilcoot 1524 Comment
  CDA21865  Quercus chrysolepis J. M. Tucker 1948-7-25 1736 Plumas Summit of Lava Cap , ca. 1 mile south of Cascade. Comment
  UC463086  Quercus chrysolepis C. H. Crickmay Aug 1931 Plumas Taylorsville Comment
  UCD45887  Quercus durata var. durata John Thomas Howell 1959-9-21 34790 Plumas Serpentine, Rich Bar, Plumas Co. El. 2500 ft. 762 Comment
  CDA12148  Quercus vacciniifolia G. F. Hrusa, J. Dinsdale 1989-6-25 7201 Plumas Sierra Nevada; Bucks lake north shore. Comment
  CHSC21338  Quercus vacciniifolia F. T. Griggs; A. Pass 1975-7-7 86 Plumas Gold and Silver Lakes. Comment
  JEPS95835  Quercus vacciniifolia Lowell Ahart 1999-7-15 8095 Plumas about 100 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
  UCD47416  Quercus vacciniifolia John Thomas Howell 1960-7-17 35500 Plumas Dry rocky wooded slope, Drakesbad, Plumas County. 1676 Comment
  UCSB65468  Quercus vacciniifolia Tucker, John 1948-7-25 Plumas Summit of "Lava Cap", ca. 1 mi. south of Cascade 1435 Comment
  CDA19219  Ranunculus alismifolius var. alismellus G. D. Barbe, T. C. Fuller 1982-6-16 3786 Plumas Plumas National Forest; below Mud Lake, 3/4 mile NE of Eisenheimer Peak. 2097 Comment
  CHSC82460  Ranunculus alismifolius var. alismellus Lowell Ahart 2002-6-26 9793 Plumas Growing along a small stream, about 150 yards north of the gravel road, about 1/4 mile (air) west of Lumpkin Ridge Road, about 1 mile (air) southeast of Tamarack Flat, about 2 miles (air) northwest of Little Grass Valley Reservoir dam, about 5 miles (air) northwest of La Porte. 1718 Comment
  CHSC70173  Ranunculus alismifolius var. alismifolius L. P. Janeway 1997-5-14 5120 Plumas Crocker Meadow; west side of Beckwourth-Genesee Road about 0.3 mi south of Crocker Guard Station and Campground. 1749 Comment
  SEINET10535960  Ranunculus alismifolius var. hartwegii Lowell Ahart, Peter Ahart 1983-8-17 Ahart 4338 Plumas Near Onion Valley, west of Pilot Peak, near the Quincy-LaPorte Rd, northeast of La Porte. Red Fir Forest; 2000 m. 2000 Comment
  CHSC81813  Ranunculus aquatilis var. diffusus Lowell Ahart 2001-10-16 9378 Plumas On the southwest side of Round Valley Reservoir, about 2 1/2 miles southwest of Greenville. 1363 Comment
  SEINET12091403  Ranunculus aquatilis var. diffusus W. Knight, Knight, I. 1983-1 4930 Plumas at Drakesbad guest ranch. Lassen Volcanic Nat. Park 1722 Comment
  SEINET10535969  Ranunculus flammula var. ovalis Mary Susan Taylor 1981-9-3 Taylor 4270 Plumas California: T26N R9E nw1/4 of sw1/4 sec 15. Greenville SW quad. N tip of Round Valley Reservoir by road 204, ca. 3 air mi S of Greenville. Plumas County. 4500 ft. 1372 Comment
  SEINET10932396  Ranunculus glaberrimus Mary Susan Taylor 1982-5-7 Taylor 4423 Plumas T24N R16E se sec 26. Frenchman Lake quad. E side of 24N51X, 0.8 mi n of Crystal Peak/Adams Pk Rd jct, ca. 7 air mi n of Chilcoot, on ridge e of Frenchman Lake. Jeffrey Pine Foprest. 6200 ft. 1890 Comment
  CHSC83607  Ranunculus occidentalis John Dittes 2002-4-27 2 -51 Plumas Northern High Sierra Nevada; Plumas National Forest, Watson Ridge, ca. 1.5 air-miles north of Feather Falls Overlook, ca. 1.8 air-miles east of Bald Rock Dome, on north/south-oriented ridge top, north of hairpin turn in FS Road 21N25A. 1104 Comment
  UC1126206  Ranunculus occidentalis E. Sawyer 1935-5-28 48 Plumas 3 1/4 mi ese Grizzly Pk.; Sierraville Quadrangle Comment
  SEINET5338852  Ranunculus orthorhynchus T. Ramelli 1948-5-8 22 Plumas 100 feet west of Vinton, California. 1524 Comment
  CHSC73986  Ranunculus uncinatus B. Castro; L. Gehrung, H. Durio 1996-7-3 670 Plumas Placer Diggings site, ca 4 air mi NE of La Porte and 1.6 mi W of Howland Flat, W of Co. Rd 690. Along perennial tributary to Sacketts Gulch. 1569 Comment
  CAS-BOT-BC55824  Rhamnus John Thomas Howell 1977-6-21 52395 Plumas Vista Point near Lake Almanor Dam 1432 Comment
  CAS-BOT-BC59563  Rhamnus John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54298 Plumas Sierra Nevada - East side of Indian Valley just north of Tylorsville 1112 Comment
  RSA59332  Rhamnus purshiana E. K. Balls 1950-9-12 15785 Plumas 1.5 miles along trail from Lakes Center Public Camp to Long Lake Outlet, southern Plumas County 2012 Comment
  RSA609424  Rhamnus purshiana Louis C. Wheeler 1958-7-30 7357 Plumas Sierra Nevada: White Pine Chrome Mine, ca. 1/2 mile E of Bottle Springs, South Fork Rock Creek, near Quincy. 1585 Comment
  UC1121917  Rhamnus purshiana F. W. Embree 1934-6-12 98 Plumas 1.25 mi s and 0.25 mi w Bucks Lane; Plumas National Forest, Bidwell Bar Quad. 1706 Comment
  UC917339  Rhamnus purshiana J. M. Tucker 1948-7-25 1746 Plumas above mine of United Mining Co., sw side of Camel Peak, Pinchard Creek Camel Peak; , Pinchard Creek Comment
  SEINET13946360 Image available Rhamnus purshiana A. A. Heller 1915-1 12070 Plumas Near the summit of Soapstone ridge in the Sierra Nevada. Elev 5500 ft. 12 miles west of Buck 1676 Comment
  CHSC61619  Rhododendron occidentale Hatton; Cayot 1914-9-20 100 Plumas Cascade Valley. 1219 Comment
  UC1075702  Rhododendron occidentale Robert J. Weatherby 1955-6-16 1531 Plumas above Virgilia (Feather River Canyon, Head of Berry Creek); Feather River Canyon, Berry Creek 1524 Comment
  JEPS118734  Rhus glabra L. P. Janeway 2010-8-17 10163 Plumas Northern High Sierra Nevada. North side of North Fork Feather River, at southwestern end of James Lee (Injun Jim) Campground. Storrie 7.5' quad. Comment
  RSA565012  Rhynchospora alba D. W. Taylor, Glenn L. Clifton 1990-8-10 11431 Plumas Lassen Nat l Park, Little Willow Lake. 1875 Comment
  CHSC66695  Rhynchospora capitellata Vernon H. Oswald; Linnea Hanson 1996-7-30 8099 Plumas Butterfly Valley Botanic Area NW of Quincy on Forest Rd. 25N47 ca. 0.3 mi S of its junction with Road 417. 1188 Comment
  SJSU15161  Ribes aureum var. gracillimum N. Hopkins 1993-5-18 1720 Plumas Dyson Lane, NE corner of Sierra Valley Comment
  UC1127437  Ribes cereum C. W. Hanks 1934-8-31 65 Plumas hills ne Sierra Valley; Plumas National Forest, Sierraville Quadrangle Comment
  CHSC91815  Ribes cereum var. cereum G. D. Barbe; T. C. Fuller 1982-6-16 3795 Plumas Northern California. Plumas National Forest. Meadow below Mud Lake, 3/4 mi NE of Eisenheimer Peak. [Lat./long. on label is '40 10 N; 120 43 W']. 2097 Comment
  RSA0023975  Ribes inerme Marcus E. Jones 1897-7-6 s.n. Plumas Prattville. 5 miles west. 1372 Comment
  CDA13445  Ribes nevadense G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13292 Plumas Sierra Nevada; on USFS 23N11A. Ridge between Bull Run Creek and S Fk. Long Valley Creek. Comment
  CHSC101934  Ribes nevadense Lowell Ahart; John Dittes 2009-7-15 16080 Plumas On dry rocky soil, along a small wash, on the south side of Forest Service Road 26N671, northeast of Forest Service Road 26N67, about 2.8 miles (air) southeast of Butt Valley Reservoir Dam. 1702 Comment
  CHSC101938  Ribes nevadense Lowell Ahart; John Dittes 2009-7-15 16103 Plumas On dry rocky soil, east of the power line, on the south side of Forest Service Road 26N22, about 2.3 miles (air) southeast of Butt Valley Reservoir Dam. 1517 Comment
  UCD102421  Ribes nevadense G. T. Nordstrom 1934-7-16 229 Plumas 1 3/4 NE of Mt. Ararat. 1767 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
  CDA14590  Ribes roezlii G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-22 3073 Plumas headwaters of south Fork Feather River, 10.6 miles northeast of La Porte on La Porte-Quincy Road. 1889 Comment
  CHSC21098  Ribes roezlii F. T. Griggs; A. Pass 1975-7-3 74 Plumas N. of Grizzly Forebay. Buck's Lake Forest Service Survey. Comment
  SEINET5339852  Ribes velutinum var. velutinum T. Ramelli 1948-4-25 12 Plumas 2 miles south of Vinton, CA 1615 Comment
  CAS-BOT-BC363057  Rigiopappus leptocladus Anna Head 1921-6-21 s.n. Plumas Campbells Hot Springs, Feather River Region Comment
  CAS-BOT-BC363058  Rigiopappus leptocladus Alice Eastwood 1927-6-12 14521 Plumas United States Forest Reserve. Forest Lodge, Greenville Comment
  CAS-BOT-BC363064  Rigiopappus leptocladus John Thomas Howell 1967-6-23 s.n. Plumas Butterfly Valley 1036 Comment
  CAS-BOT-BC74635  Rorippa curvisiliqua A. A. Heller 1915-7-7 12056 Plumas Near the summit of Soapstone ridge in the Sierra Nevada. 12 miles west of Bucks. Comment
  CAS-BOT-BC74647  Rorippa curvisiliqua Robert J. Weatherby 1950-7-7 1453 Plumas Ganser Creek. Quincy. 1219 Comment
  CHSC102130  Rorippa curvisiliqua var. curvisiliqua Lowell Ahart; John Dittes 2009-7-27 16166 Plumas On damp soil, bottom of a small dry pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam. 1479 Comment
  CHSC81773  Rorippa curvisiliqua var. orientalis Lowell Ahart 2001-10-16 9381 Plumas On the southwest side of Round Valley Reservoir, about 2 1/2 miles southwest of Greenville. 1363 Comment
  CHSC40864  Rorippa sphaerocarpa K. R. Stern 1985-6-25 8194 Plumas Vicinity of Blairsden. 1371 Comment
  UCD19152  Rosa June McCaskill 19__? 321 Plumas Lake Almanor region? Comment
  CAS-BOT-BC146433  Rosa bridgesii J. Ed. McClellan; Bonnie McClellan 1968-6-11 s.n. Plumas Butterfly Botanical Area Comment
  CHSC21533  Rosa bridgesii D. Brink; L. Mayer 1975-7-11 Plumas Comment
  CAS-BOT-BC148180  Rosa gymnocarpa Lewis S. Rose 1963-6-3 63098 Plumas Butterfly Valley, 2 mi. sw of Keddie 1188 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
  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
  CHSC84415  Rosa woodsii subsp. ultramontana Lowell Ahart; John Dittes 2003-8-8 10488 Plumas On the south side of Marble Lane, near a bridge, about 2 1/4 miles (by road) east of Beckwourth Calpine Road, about 4 miles (air) southeast of Beckwourth, Sierra Valley. 1527 Comment
  SEINET7670974  Rosa woodsii var. ultramontana M. Ferguson, D. Matthews, C. Hoffman, J. Jaggers, B. Kalb, A Onisko 2011-10-3 s.n. Plumas Along Grizzly Creek at the entrance to the Ranch. 1494 Comment
  CAS-BOT-BC148001  Rubus leucodermis Lewis S. Rose 1966-7-26 66051 Plumas Butterfly Creek & Spanish Creek, 1 mi. S. of Keddie 883 Comment
  CHSC117549  Rubus parviflorus Lowell Ahart 2016-7-9 21100 Plumas South side of the dirt road, about 1/2 mile southeast of Table Mountain, about 1 1/2 miles (air) northwest of Tamarack Flat, about 3 1/2 miles (air) northwest of Little Grass Valley Reservoir Dam. 1759 Comment
  CHSC40853  Rumex acetosella K. R. Stern 1985-6-25 8264 Plumas Vicinity Blairsden. 1371 Comment
  CHSC70273  Rumex acetosella B. Castro; R. Zebell 1989-8-9 376 Plumas Ca 6 air mi S of Bucks Lake, at edge of dirt road through Arkansas Ravine, ca 0.5 mi E of USFS Rd 23N18 across from Hardquartz Mine. 1524 Comment
  CAS-BOT-BC422044  Rumex acetosella Anna Head 1920-8-1 s.n. Plumas Lake Center Camp, Feather River Region 1920 Comment
  CAS-BOT-BC433321  Rumex crispus W. Harnach; N. Harnach 1989-6-17 149 Plumas Sierra Valley. Collected approx. 200 ft. west of the steel bridge on Marble lane. 1487 Comment
  CAS-BOT-BC434309  Rumex triangulivalvis John Thomas Howell 1960-7-19 35616 Plumas Lassen Volcanic National Park. Drakesbad 1828 Comment
  CHSC80826  Sagina saginoides Lowell Ahart 2001-7-19 8941 Plumas Sand bars, on the banks of Hopkins Creek, about 100 yards northwest 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
  JEPS102618  Sagina saginoides Lowell Ahart 2001-7-19 8941 Plumas Sand bars, on the banks of Hopkins Creek, about 100 yards NW 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
  CAS-BOT-BC267071  Sagittaria Marcus E. Jones 1897-7-5 s.n. Plumas Prattville 1371 Comment
  CAS-BOT-BC103624  Salix eastwoodiae Robert J. Weatherby 1950-9-1 1529 Plumas above [Hellgramite] Hellgrammite Pond near Long Lake, Lakes Basin Area 2225 Comment
  CAS-BOT-BC103889  Salix exigua Lewis S. Rose 1968-6-10 68090 Plumas Quincy 1036 Comment
  CAS-BOT-BC107967  Salix geyeriana John Thomas Howell; Gordon H. True; Walter Knight; Irja Knight 1968-6-11 2396 Plumas End of Butterfly Valley toward canyon - Sierra Nevada Comment
  CAS-BOT-BC107968  Salix geyeriana John Thomas Howell 1955-7-20 30840 Plumas Mohawk 1371 Comment
  UC525904  Salix geyeriana C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-25 697 Plumas Fork of Feather R. ca. 5 mi s.w. of Prattville Comment
  UC525906  Salix geyeriana C. R. Ball, Emily Smith, and Mrs. H. P. Bracelin 1932-7-25 696 Plumas Fork of Feather River ca. 5 mi s.w. of Prattville Comment
  CHSC118833  Salix laevigata Amy Rachkowski 2015-6-30 2015006 Plumas Plumas National Forest. Location along the northwest shore of the Antelope Lake, between Forest Service road 28N03 and 27N65. UTM 701000 E, 4454005 N, NAD83 Zone 10N. 1600 Comment
  UC1134968  Salix lasiandra subsp. lasiandra G. T. Nordstrom 1934-7-20 239 Plumas Silver Lake Dam Bidwell Bar Quad., Silver Lake Dam Comment
  CAS-BOT-BC125308  Salix lasiandra var. lasiandra Elmer I. Applegate 1929-6-21 5784 Plumas Between Kelly's Camp and Drakesbad Comment
  CAS-BOT-BC125329  Salix lasiandra var. lasiandra C. H. M. 1906-10-1 s.n. Plumas Quincy Comment
  CHSC113618  Salix lasiandra var. lasiandra Lowell Ahart 2014-8-31 19811 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
  JEPS14869  Salix lasiandra var. lasiandra John Warren Duffield 1937-5-30 Plumas near rd. into U.C. Forestry Camp (gravel pit n. of Meadow Valley Creek) 1158 Comment
  CAS-BOT-BC125307  Salix lasiandra var. lasiandra John Thomas Howell 1960-7-21 35839 Plumas Flats nw. of Willow Lake 1676 Comment
  CAS-BOT-BC107054  Salix lasiolepis Walter Knight; Irja Knight; John Thomas Howell 1967-5-8 1786 Plumas Mouth of Butterfly Creek 1036 Comment
  SEINET11957665  Salix lasiolepis E. L. Smith 1971-1 948 Plumas Sw end of Indian Valley where Indian Creek enters gorge at Crescent Mills 1163 Comment
  RSA31980  Salix lasiolepis var. bigelovii A. A. Heller 1938-5-30 15135 Plumas The Feather River near Vigilia. 793 Comment
  CHSC97167  Salix lemmonii Lowell Ahart; John Dittes, Josephine Guardino 2007-6-8 14036 Plumas Strand of Lake Davis, southeast of the end of the road, north end of Lake Davis. 1763 Comment
  RSA11885  Salix lemmonii Elmer I. Applegate 1929-6-21 5784 Plumas Between Kelly's Camp and Drakesbad. Comment
  UC1135030  Salix lemmonii E. Sawyer 1935-5-27 40 Plumas 1 1/4 mi nnw Kerby; Sierraville Quadrangle 1554 Comment
  CAS-BOT-BC125101  Salix ligulifolia W. R. Dudley 1909-8-25 s.n. Plumas Sierra Valley Comment
  SBBG28791  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
  UC482028  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
  CDA39566  Salix lucida subsp. lasiandra L. Ahart 2001-6-4 8755 Plumas Overflow area on the north side of the South Fork of the Feather River, about 1/2 mile southwest of the Feather Fork Mine, about 1 mile northeast of Little Grass Valley Reservoir, about 5 miles (air) northeast of La Porte. Comment
  UCR246740  Salix planifolia G. D. Barbe, T. C. Fuller 1982-6-16 3783 Plumas Plumas National Forest. Meadow below Mud Lake, 0.75 mi northeast of Eisenheimer Peak. 2098 Comment
  CAS-BOT-BC129094  Salix scouleriana Walter Knight; Irja Knight 1966-9-12 1727 Plumas Beargrass Glade - Butterfly Botanical Area and vicinity. 1127 Comment
  CHSC34328  Salsola tragus L. Ahart 1981-9-6 3091 Plumas On broken rock along the RR on a sandbar along Indian Creek, ca. 1/2 mi sw of the jct of Hwy 89 and Arlington Rd, ca. 1.5 mi sw of Crescent Mills. 1200 Comment
  CDA5750  Salvia aethiopis T. C. Fuller 1962-6-13 8999 Plumas Hannon property, south side of North Road, Indian Valley, 4.6 miles east of Greenville. 0 Comment
  UC401137  Sambucus racemosa var. microbotrys unknown Plumas Comment
  CDA18465  Sanicula graveolens G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-24 3202 Plumas Sierra Nevada; 0.5 mile north of Taylor Creek Road (to Solomon Saddle) junction, on Mt. Hough-Crystal Lake Road. 1584 Comment
  JEPS103326  Sanicula graveolens Lowell Ahart 2002-6-26 9758 Plumas About 2 miles (air) northwest of Little Grass Valley Reservoir dam, ca 5 miles (air) northwest of La Porte. 1741 Comment
  JEPS95555  Sanicula graveolens Lowell Ahart 1994-7-7 7450 Plumas N side of Pacific Crest Trail, Bunker Hill Ridge, about 3/4 air miles SE of Pilot Peak 1828 Comment
  POM180936  Sanicula graveolens A. A. Heller, P. B. Kennedy 1907-7-18 8879 Plumas Grade between Beckwith and Red Clover valley Comment
  JEPS25810  Sanicula graveolens John W. Duffield 1937-5-27 Plumas Meadow Valley, Grubstake Flats, southwestern Plumas County Meadow Valley; , Grubstake Flats Comment
  SD7167  Sarcodes sanguinea Mrs. R. M. Austin 1880-1 Plumas Big Meadows Comment
  CAS-BOT-BC466217  Sarcodes sanguinea Elmer I. Applegate 1929-6-21 5796 Plumas Between Kelly's Camp and Drankesbad, Warner Valley, Mt. Lassen region Comment
  CAS-BOT-BC466218  Sarcodes sanguinea John Thomas Howell 1960-7-21 35824 Plumas Lassen Volcanic National Park, near Terminal Geyser 1798 Comment
  CDA11932  Saxifraga oregana G. F. Hrusa, J. Dinsdale 1989-6-27 7207 Plumas Sierra Nevada; NW end of Bucks Lake, . Comment
  CDA6721  Scabiosa atropurpurea D. G. Kelch, Alan Smith, Andrew Murdock, and Ruth Kirkpatrick 2006-6-2 6 .259 Plumas Along road at base of cliff about 15 miles E of Oroville. Mark 83. Comment
  UCD65599  Schedonorus pratensis B. Corbin 2001-6-7 1008 Plumas North of Chilcoot. 1627 Comment
  CHSC61071  Schoenoplectus subterminalis Vernon H. Oswald 1993-8-3 5766 Plumas Unnamed lake ca. 0.25 mi E of Hay Meadow, on the S edge of the Caribou Wilderness near the N end of 30N25, ca. 9 mi (air) N of Lake Almanor. On the W side of the lake. 1926 Comment
  JEPS117158  Schoenoplectus subterminalis Lowell Ahart 2010-10-21 17312 Plumas East side of Fowler Lake, about 3/8 mile south of the dirt road, about 2 miles (air) north of where Black Rock Creek flows into Little Grass Valley Reservoir, about 6 miles (air) north-northwest of La Porte 1662 Comment
  JEPS112947  Scirpus congdonii Dean W. Taylor 2001-8-2 17885 Plumas meadow on northwestern flank Lexington Hill along Forest Road 21N15 ca. 0.3 miles N of junction of Forest Road 21N05Y (ca. 1.5 air mile W of La Porte) 1676 Comment
  RSA66725  Scirpus congdonii J. T. Howell 1951-6-27 27602 Plumas McRae Meadow. 1982 Comment
  SEINET10872756  Scirpus congdonii Lowell Ahart 1985-7-3 Ahart 5103 Plumas About 4 1/4 miles north-east of La Porte. Comment
  CAS-BOT-BC110860  Scirpus diffusus John Thomas Howell 1976-7-15 51870 Plumas Snake Lake, about 4 miles northwest of Quincy 1219 Comment
  CAS-BOT-BC111007  Scirpus microcarpus Alice Eastwood 1927-6-13 14547 Plumas Forest Lodge near Greenville Comment
  SD134067  Scirpus microcarpus John Thomas Howell 1976-7-15 51855 Plumas Snake Lake, about 4 miles northwest of Quincy. 1219 Comment
  UC1100830  Scirpus microcarpus Malcolm A. Nobs, S. Galen Smith 1949-8-19 1441 Plumas bog and marsh at Butterfly Valley Comment
  CAS-BOT-BC111008  Scirpus microcarpus Claire Etienne 1969-7-26 284 Plumas Off Middle Fork of Feather River; Hwy 89 near Graeagle. 1280 Comment
  SD46740  Scirpus pauciflorus Robert J. Weatherby 1955-6-26 1545 Plumas Common in mosses, wet meadow. Mud Lake, Lakes Basin Area. 2103 Comment
  CHSC118119  Sedum albomarginatum P. F. Zika 2012-5-15 25865 Plumas Serpentine Canyon, above Route 70, 1.5 air miles S ... Field redacted by CHSC, contact the data manager for more information 830 Comment
  CHSC118657  Sedum lanceolatum Noah Siegel; Chelsea Morgan 2016-6-5 2016002 A Plumas Lassen National Forest. Diamond Mountains; ridge to west of Aspen Flat. UTM 699072 E, 4464681 N, NAD 83 Zone 10 North. 2194 Comment
  JEPS115165  Sedum spathulifolium Lowell Ahart, John Dittes 2009-7-15 16096 Plumas On dry rocky soil, east of the power line, on the south side of Forest Service Road 26N22, about 2.3 miles (air) southeast of Butt Valley Reservoir Dam 1517 Comment
  CAS-BOT-BC62195  Selaginella wallacei John Thomas Howell 1959-9-26 35082 Plumas Storrie 548 Comment
  SEINET6340525  Selaginella watsonii H. N. Mozingo 1977-6-14 77 -37 Plumas 1.2 mile inside Plumas Co. border along Rt. 70. Comment
  SJSU15156  Senecio hydrophiloides N. A. Hopkins 1993-6-16 1730 Plumas by Beckwourth-Janesville Rd N of Milford Fork 1524 Comment
  CAS-BOT-BC363730  Senecio hydrophilus E. K. Balls 1950-9-6 15685 Plumas Road from Quincy to East Quincy 1097 Comment
  CDA14133  Senecio integerrimus var. exaltatus G. F. Hrusa 1997-5-3 13823 Plumas Sierra Nevada; E side of Rattlesnake Creek, S of Hwy 70 approx. 15 mi. E of Quincy. Comment
  CHSC112528  Senecio integerrimus var. exaltatus B. Castro; L. P. Janeway 2009-6-7 1788 Plumas Northern High Sierra Nevada. SW side of lower Thompson Valley ~0.8 mi N of the mouth of McReynolds Creek at Red Clover Creek. Near W edge of Thompson Creek, in the vicinity of headcut channels, in sagebrush meadow flats ca 450 ft below edge of open Ponderosa-Jeffrey pine forest. 1665 Comment
  CHSC96920  Senecio integerrimus var. exaltatus Lowell Ahart; John Dittes, Josephine Guardino 2007-6-9 14042 Plumas 50 yards west of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1857 Comment
  JEPS121735  Senecio integerrimus var. exaltatus B. Castro and L. P. Janeway 2009-6-7 1788 Plumas Northern High Sierra Nevada. SW side of lower Thompson Valley ~ 0.8 mi N of the mouth of McReynolds Creek at Red Clover Creek. Near W edge of Thompson Creek, in the vicinity of headcut channels. Comment
  UC177191  Senecio integerrimus var. exaltatus A. A. Heller and P. B. Kennedy 1907-7-5 8742 Plumas hills above Red Clover Valley Comment
  CAS-BOT-BC363924  Senecio integerrimus var. exaltatus G. Sommers 1976-7-20 188 Plumas Sierra Valley south of Marble Lane 1487 Comment
  RSA0124934  Senecio integerrimus var. exaltatus Clare B. Hardham 1961-6-16 7472 Plumas Diamond Peak. 2134 Comment
  CAS-BOT-BC364176  Senecio serra J. T. Vale 1988-10-4 s.n. Plumas Bucks Lk. Old Rd., Summit Campground 1584 Comment
  UCD21050  Senecio triangularis E. Bortiri 2002-7-20 WFC 86 Plumas Red Rock Spring Meadow, Plumas NF, South of Diamond Mountains, Plumas Co. Comment
  CHSC34900  Sericocarpus oregonensis M. S. Taylor 1981-9-2 4262 Plumas W side of 26N18, ca. 1 mi S of Onion Flat, ca. 3 mi W of Indian Falls. 1463 Comment
  CAS-BOT-BC364767  Sericocarpus oregonensis subsp. californicus Walter Knight; Irja Knight 1966-9-12 1734 Plumas Butterfly Botanical Area and Vicinity. Beargrass Glade 1127 Comment
  CAS-BOT-BC364768  Sericocarpus oregonensis subsp. californicus Edward Pittman 1965-10-16 226 Plumas Between Bryant Ravine & Feather Falls 609 Comment
  JEPS115107  Sericocarpus oregonensis subsp. oregonensis Lowell Ahart, John Dittes 2009-7-27 16183 Plumas On dry soil, about 20 yards north of the poor dirt road, about 10 yards west of a small pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam 1479 Comment
  SD8947  Sericocarpus rigidus Mrs. R. M. Austin 1877-1 Plumas Mill Creek Comment
  CHSC106832  Sidalcea glaucescens Barbara Ertter 1989-7-4 8680 Plumas 2.2 mi W of jct with Hwy 89 and Hwy 36 SW of Chester. 1463 Comment
  UC108921  Sidalcea glaucescens T. S. Brandegee 1892-7-3 Plumas Prattville Comment
  RSA59425  Sidalcea glaucescens E. K. Balls 1950-9-15 15857 Plumas S tip Lake Almanor, near P G E dam, Hwy 89. 1372 Comment
  SD7243  Sidalcea malviflora D. C. July 1882 Plumas Prattville Comment
  CDA13424  Sidalcea oregana subsp. oregana G. F. Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13272 Plumas Sierra Nevada; Adjacent to Bull Run Creek off USFS 23N12E. Comment
  CHSC56554  Sidalcea oregana subsp. spicata L. P. Janeway 1984-7-13 913 Plumas Near Grizzly Creek campground (southwest of Bucks Lake). 1584 Comment
  SBBG122808  Sidalcea oregana subsp. spicata B. Ertter 1988-7-25 7843 Plumas Snoring Springs, 0.5 mi N of Diamon Mtn-Greenville-Red Rock jct; Diamond Mtns 1981 Comment
  RSA180578  Silene conoidea J. Budaj 1965-8-10 s.n. Plumas Sheehan ranch, 4 miles NE of Greenville. Comment
  CAS-BOT-BC384601  Silene dichotoma G. L. Stebbins 1970-7-24 7071 Plumas Blairsden 1341 Comment
  CHSC21352  Silene douglasii F. T. Griggs; A. Pass 1975-8-7 319 Plumas Mt. Pleasant. Buck's Lake. Comment
  UC852850  Silene douglasii Anna Head 1920-7-20 Plumas near Round Lake (Feather River Region); , near Round Lake Comment
  CHSC36995  Silene douglasii var. douglasii M. S. Taylor 1982-8-5 4924 Plumas Mt Hough summit, ca. 7 air mi nne of Quincy. 2203 Comment
  JEPS113816  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-BC181291  Silene invisa Lowell Ahart 1986-9-10 5396 Plumas About 1/2 mile north-west of Pilot Peak, about 1/2 mile south-east of Onion Valley, about 14 miles north-east of La Porte 2072 Comment
  SEINET10537586  Silene invisa Mary Susan Taylor 1981-7-17 Taylor 4047 Plumas T21N R12E sw/ne sec 7, Sierra City NW quad; Lakes Basin, Long Lake trail, ca. 150 yds E of sign to Long Lake, ca. 1/4 mi W of trailhead, ca. 6 air mi S of Mohawk; 6400 ft elev. 1950 Comment
  CAS-BOT-BC389401  Silene lemmonii Mary Strong Clemens 1920-6-17 s.n. Plumas Greenville Comment
  CHSC97179  Silene lemmonii Lowell Ahart; John Dittes, Josephine Guardino 2007-6-9 14058 Plumas About 100 yards east of a poor dirt road, about a mile (air) north of the north end of Lake Davis. 1857 Comment
  CAS-BOT-BC389399  Silene lemmonii W. W. Wagner 1919-6-7 274 Plumas Sockem [Sockum] Cr., Vicinity of Quincy 1371 Comment
  CAS-BOT-BC75118  Sisymbrium altissimum John Thomas Howell 1961-6-21 36677 Plumas Sierra Nevada. Greenville. 1097 Comment
  UC1126786  Sisymbrium altissimum C. W. Hanks 1934-8-6 4 Plumas ne part of Sierra Valley, Plumas National Forest Sierra Valley; Plumas National Forest, Sierra Valley 1554 Comment
  CAS-BOT-BC75110  Sisymbrium altissimum Alice Eastwood 1927-6-11 14444 Plumas Crescent Mills. United States Forest Preserve. Comment
  CAS-BOT-BC75119  Sisymbrium altissimum David D. Keck 1932-7-3 1685 Plumas Quincy, in the northern Sierra Nevada. 1065 Comment
  SEINET10874427  Sisymbrium altissimum Mary Susan Taylor 1982-9-13 Taylor 5132 Plumas T23N R14E sw/nw sec 28. Portola quad. Ramelli Ranch, at jct of Grizzly Creek and Feather River, ca. 2 mi w of Beckwourth. 4880 ft. 1487 Comment
  CHSC92133  Sisyrinchium bellum Lowell Ahart; John Dittes 2005-9-20 12447 Plumas The southwest area of Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 2029 Comment
  SJSU6950  Sisyrinchium elmeri C. W. Sharsmith 1975-6-18 8230 Plumas Butterfly Valley c. 3 mi SW of Keddie 1066 Comment
  UCD150433  Sisyrinchium elmeri William Anderson 1965-6-6 s.n. Plumas Butterfly [Valley]. Comment
  CHSC44251  Sium suave Vernon Oswald 1988-7-19 3591 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. 1676 Comment
  RSA0039306  Smilacina stellata Lowell Ahart 2008-8-14 15202 Plumas 200 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
  CHSC80700  Solanum parishii Lowell Ahart 2001-6-4 8752 Plumas On the west side of the dirt road, west of the South Fork of the Feather River, about 1/4 mile north of Little Grass Valley Reservoir, about 4 1/2 miles (air) north of La Porte. 1584 Comment
  CAS-BOT-BC231734  Solanum umbelliferum Mrs. E. C. Sutliffe 1919-8-1 s.n. Plumas Gold Lake Region Comment
  CDA34548  Solidago canadensis subsp. elongata L. Ahart 2008-8-13 15191 Plumas On the bottom of Kenzie Ravine, on the east side of the road, about 1/2 mile east of Little Glass Valley Reservoir, about 4 miles (air) northeast of La Porte. Comment
  RSA0039310  Solidago canadensis subsp. elongata Lowell Ahart 2008-8-14 15215 Plumas About 250 yards north of the paved road, about 1/2 mile west of the bridge where the South Fork of the Feather River flows into Little Grass Valley Reservoir, about 4 1/2 miles (air) north of La Porte. 1597 Comment
  CHSC45012  Solidago elongata Lowell Ahart 1976-9-28 1211 Plumas At Turkey Town, about 12 air miles north-east of La Porte. 1828 Comment
  CHSC97247  Solidago elongata Lowell Ahart; John Dittes, Josephine Guardino 2007-8-10 14470 Plumas About 100 yards south of Beckwourth Gensee Road, there is a small quarry east of a poor road, the meadow and stream, about 2 miles (air) north of the north end of Lake Davis. 1761 Comment
  SJSU14205  Solidago elongata N. A. Hopkins 1989-8-7 1572 Plumas near rd between Beckwourth & Genessee Valley by stream running into Red Clover Cr 1706 Comment
  UC1070241  Solidago elongata G. T. Nordstrom 1934-7-17 230 Plumas 1 1/2 mi s and 1/2 mi e Bucks Mtn.; Bidwell Bar Quad., Plumas National Forest Comment
  UCD133889  Solidago elongata G. F. Hrusa 1992-10-8 10504 Plumas Smith Lake approximately 2m. From Snake Lake near Quincy. Comment
  CAS-BOT-BC365120  Solidago velutina subsp. californica John Thomas Howell; Gordon True; Walter Knight; Irja Knight 1969-6-24 2442 Plumas Butterfly Botanical Area and Vicinity. From vicinity of mouth of Butterfly Creek 883 Comment
  CAS-BOT-BC365125  Solidago velutina subsp. californica Clare B. Hardham 1978-8-11 21811 a Plumas About 7 mi. se. of Antelope Reservoir Comment
  CHSC99235  Solidago velutina subsp. californica John Dittes; Lowell Ahart 2005-9-19 1291 Plumas Northern High Sierra Nevada Range; ca. 7.1 air miles E x SE of Taylor Lake; disturbed open dry area just north of FS Route 27N10. 1955 Comment
  JEPS95041  Solidago velutina subsp. californica Vernon Oswald and Lowell Ahart 1997-9-18 8880 Plumas 4.5 mi w of Butte Valley Reservoir (Forest Road 26N25 at Soda Ravine); Forest Road 26N25 at Soda Ravine 1249 Comment
  CHSC102114  Solidago velutina subsp. sparsiflora Lowell Ahart; John Dittes 2009-7-28 16205 Plumas On damp soil, meadow southeast of powerline, 500 feet southeast of Forest Service Road 27N28Y, slope north of Ohio Creek, 2.6 miles (air) northwest of Butt Valley Reservoir Dam. 1511 Comment
  CHSC58161  Sonchus asper subsp. asper Vernon H. Oswald 1992-6-18 4985 Plumas Lassen Volcanic National Park. Warner Valley: N side of Hot Spring Creek ca. 0.2 mi upstream from the boundary of the park. 1609 Comment
  JEPS121383  Sorbus scopulina P. F. Zika & B. Wilson 2011-8-5 25720 Plumas Bucks Lake Road, 0.9 road miles E of Grizzly Summit Comment
  JEPS87465  Sparganium angustifolium Vernon H. Oswald and Lowell Ahart 1993-8-25 5854 Plumas ca 1 mi ese Spencer Meadow (ca 0.6 mi s of Lassen Peak, Ridge Lake, especially the se arm of the lake); Ridge Lake 1978 Comment
  CHSC44266  Sparganium emersum subsp. emersum Vernon Oswald 1988-7-19 3595 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. In the east end of the lake. 1676 Comment
  CHSC92203  Sparganium emersum subsp. emersum Lowell Ahart; John Dittes 2005-9-20 12430 Plumas In Mud Lake, about 1/2 mile northeast of Eisenheimer Peak, about 3/4 mile south of Wilcox Valley. 2029 Comment
  SEINET5335275  Sparganium emersum var. multipedunculatum M. J. Williams, J. T. Howell 1977-8-11 77- 68 -12 Plumas Little Last Chance Creek 1676 Comment
  CHSC46717  Sparganium natans V. Oswald; W. Dempsey 1989-8-24 3964 Plumas Little Willow Lake on the s edge of Lassen Volcanic National Park, ca. 11 mi (air) nw of Chester. 1828 Comment
  CHSC113865  Spergularia rubra Lowell Ahart 2014-9-9 19838 Plumas Below the high water line,on the sides of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. 1069 Comment
  CDA13997  Sphenosciadium capitellatum G. F. Hrusa, T. D. Wilfred 1996-8-1 13422 Plumas Sierra Nevada; Pine Creek at Brady's Camp, ~ 1/2 mi. NE Argentine Rock. Sheet 2 of 2 Comment
  RSA472771  Spiraea densiflora Anstruther Davidson 1928-7-1 s.n. Plumas Feather River [county not specified: Butte, Plumas or Sierra] Comment
  CAS-BOT-BC149641  Spiraea douglasii John Thomas Howell 1960-7-18 35583 Plumas Drakesbad 1828 Comment
  SEINET7707723  Spiraea douglasii A. A. Heller, P. B. Kennedy 1907-7-15 8848 Plumas Near mouth of Little Grizzly Creek below Genessee. Comment
  UC367245  Stachys albens J. G. Lemmon and wife Aug 1883 Plumas Indian Valley Northern California Comment
  HSC93660  Stellaria borealis subsp. sitchana G. Fred Hrusa, B. Smith, T. D. Wilfred 1996-7-16 13265 Plumas Adjacent to Bull Run Creek off USFS Rd. 23N12E 1950 Comment
  CHSC63218  Stellaria crispa Lowell Ahart 1994-7-28 7545 Plumas On the east sides of a small stream, north-east of Frenchman Hill, south-west of Bucks Lake. 1706 Comment
  CHSC63959  Stellaria longifolia B. Castro; G. Kuenster 1994-6-30 517 Plumas Ca 3/4 mi E of S end of Bucks Lake, on cobblebar on Bucks Creek at the W end of Whitehorse Campgd. 1584 Comment
  CDA11931  Stellaria longipes G. F. Hrusa, J. Dinsdale 1989-6-27 7212 Plumas Sierra Nevada; NW end of Bucks Lake, . 1615 Comment
  RSA95418  Stellaria longipes J. T. Howell 1951-6-27 27587 Plumas McRae Meadow. 1982 Comment
  CAS-BOT-BC393830  Stellaria media John Thomas Howell; Gordon H. True 1974-7-29 50621 Plumas Quincy 1036 Comment
  CAS-BOT-BC181452  Stellaria obtusa John Thomas Howell 1959-9-23 s.n. Plumas Meadow 3 mi. from Juniper Lake on road to Chester 1889 Comment
  UC218842  Stephanomeria exigua subsp. coronaria Katharine Brandegee Plumas Portola Comment
  SEINET8061984  Stipa comata W. Harnach, N. Harnach 1990-6-16 381 Plumas Sierra Valley. N of Vinton, Frank Dotta Ranch. 1524 Comment
  CHSC112084  Stipa occidentalis var. californica L. P. Janeway 2014-6-23 11410 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
  CHSC11379  Streptanthus polygaloides Lowell Ahart 1970-7-2 60 Plumas 12 miles E. of Pulga. 762 Comment
  CAS-BOT-BC87802  Streptanthus tortuosus Roxana S. Ferris; Laura Lorraine 1941-8-8 10411 Plumas Canyon of north fork of Feather River near Storrie. Comment
  CAS-BOT-BC87804  Streptanthus tortuosus Lowell Ahart 1979-7-18 s.n. Plumas Ca. 1 mile west of Pilot Peak. 1800 Comment
  UC367059  Streptopus amplexifolius var. americanus unknown Jul 1878 Plumas Indian Valley Comment
  CAS-BOT-BC48104  Suksdorfia ranunculifolia Wayne Dakan; Arno H. Schmitt 1975-7-10 s.n. Plumas Near Little Gold Lake Comment
  RSA8029  Symphoricarpos acutus H. A. Barker 1927-7-3 768 Plumas Between Gold Lake and Blairsden. 1677 Comment
  CAS-BOT-BC271699  Symphoricarpos albus var. laevigatus John Thomas Howell 195