Search Results — 2000 specimen records retrieved (1616 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
  UCR171349  Abies George K. Helmkamp, E. A. Helmkamp 2005-10-1 9995 Placer Northern Sierra Nevada Mtns., NW of Lake Tahoe; Junction of Bear Creek Dr. and Big John Road (c. 2.2 miles west of Calif. Highway 89 and just south of Alpine Meadows Road) 2015 Comment
  CDA37459  Abies concolor D. G. Kelch 2011-10-3 11 .82 Placer Tahoe City. Granlibakken Resort. Comment
  CAS-BOT-BC78089  Abies magnifica Carl B. Wolf 1930-10-10 1726 Placer Coldstream Canyon, 5 miles from Truckee 1981 Comment
  CAS-BOT-BC78091  Abies magnifica Baki Kasapligil 1974-1-19 4770 Placer Lake Tahoe Comment
  RSA123358  Abies magnifica R. W. Lundh 1933-4-26 241 Placer 3 miles E of Big Ben R.S. Truckee quadrangle. 1982 Comment
  JEPS47992  Abies magnifica var. magnifica J. C. Hawver 1908-9-1 Placer Donner Comment
  RSA749179  Acer glabrum var. torreyi James R. Shevock 1985-8-9 11337 Placer Tahoe National Forest, Granite Chief Wilderness. Along trail 16E10 above Picayune Valley. 2200 Comment
  UC372535  Acer macrophyllum Marcus E. Jones, A. M. 1882-1 Placer Emigrant Gap Comment
Read comments
Sep 7 2010
  CDA39012  Achillea millefolium Larry Klaasen, D. G. Kelch 2011-10-3 s.n. Placer Tahoe City. Granlibakken Resort. Comment
  JEPS126315  Achillea millefolium Steve Matson 1997-7-1 9 Placer Tahoe north shore; Snow Creek Watershed, Tahoe Vista/Kings Beach; along dirt road western extension of North Ave. Comment
  JEPS36904  Achillea millefolium W. L. Jepson 1918-7-30 7730 Placer Tahoe; Tahoe, Lake Tahoe 1920 Comment
  UCD128290  Achillea millefolium Eric Brenner; John Hunter 1996-5-26 009 Placer Tahoe National Forest, along Forest Hill Rd at Mosquito Ridge at Volcano Canyon. 1870 Comment
  SACT000017  Achnatherum hymenoides 1977-7-15 Placer T.16N., R.15E. 2000.0 Comment
  UCD22220  Achnatherum lemmonii Beth Lowe Corbin 1982-8-9 286 Placer 1/2 mile SW of Onion Creek Campground. S facing slope, 15% incline. Uncommon. Full sun. In rocky, fine, sandy soil. Open, logged, mixed conifer forest. Perennial. Leaves pale, bluish. 1767 Comment
  CAS-BOT-BC210743  Achnatherum nelsonii W. R. Dudley 1900-6-28 s.n. Placer Tallac Comment
  CHSC74330  Achnatherum nelsonii subsp. dorei Susi Urie; Eric Schroder 1998-9-8 98 -276 Placer On north side of Ward Creek about 3.1 mi west of Lake Tahoe and Sunnyside. 2017 Comment
  SACT000019  Achnatherum nelsonii subsp. dorei Michael Baad 1983-8-21 Placer elev. 6628. sec 29, T17N R14E 2020.0 Comment
  UCD51139  Achnatherum occidentale subsp. californicum G. L. Stebbins Jr. 1941-7-16 3170 Placer along U.S. Highway no. 40, 1 mile west of Cisco Grove. 1706 Comment
  UCD75728  Achnatherum occidentale subsp. occidentale Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5167 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, along Emigrant Trail on the N side of the north fork of Cold Creek, south side of trail between creek and trail. 2136 Comment
  CHSC40962  Achnatherum stillmanii J. D. Jokerst 1984-6-23 2067 Placer In canyon of the Middle Fork American River. 1158 Comment
  UC400971  Achnatherum stillmanii H. N. Bolander 1871-1-1 Placer near Emigrant Gap; Sierra Valley Comment
  UCD55538  Achnatherum stillmanii L. T. Burcham; H. W. Miller 1962-7-31 s.n. Placer 7 miles north of main line road up Red Star Ridge. On road from French Meadows to Soda Springs. 1981 Comment
  UC682053  Achnatherum stillmanii G. L. Stebbins Jr. 1941-7-16 3167 Placer 50-100 yards below S.P. railroad tracks (1/2 mi s of Blue Canon station) 1447 Comment
  CAS-BOT-BC29927  Achyrachaena mollis Gordon H. True 1971-5-26 6544 Placer Valley Grassland, northern limits of Lincoln 48 Comment
  SDSU6824  Achyrachaena mollis unknown 1948-5-21 1835 Placer 457 Comment
  CHSC81785  Acmispon americanus var. americanus Lowell Ahart 2001-10-10 9346 Placer French Meadows Reservoir, near the boat or trail access area on the northwest side of the reservoir, about 1 mile southwest of the bridge across the Middle Fork of the American River, about 2 miles southwest of Ahart Camp, about 22 miles (air) northeast of Forest Hill. 1594 Comment
  SD247414  Acmispon americanus var. americanus George Helmkamp, E. A. Helmkamp 2012-9-25 19917 Placer Northern Sierra Nevada Mountains: junction of Nyack Road and I-80 in the Emigrant Gap area (Blue Canyon 7.5'Q) 1652 Comment
  UCD103771  Acmispon americanus var. americanus R. A. Blanchard 1931-5-9 2193 Placer Roseville. Comment
  UCD22075  Acmispon americanus var. americanus Rex Palmer 1979-7-12 N 597 Placer Headwaters basin area of the North Fork of the American River. Comment
  CHSC21065  Acmispon argophyllus var. fremontii M. S. Taylor 1975-5-10 572 Placer On steep roadbank above American River by bridge on Hwy 49, ca. 2 mi s of Auburn. 213 Comment
  SEINET5327449  Acmispon nevadensis var. nevadensis F. H. Hillman s.n. Placer Between Truckee and Lake Tahoe Comment
  UCD43264  Aconitum columbianum C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-13 632 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  CAS-BOT-BC391462  Aconitum columbianum subsp. columbianum Mrs. Chas. E. Miller 1916-8-30 s.n. Placer Emigrant Gap Comment
  CAS-BOT-BC391460  Aconitum columbianum subsp. columbianum Alice Eastwood 1909-8-1 s.n. Placer Lake Tahoe Region. Ward Creek Comment
  JEPS127526  Actaea rubra Steve Matson 2002-7-12 545 Placer nSNH: Tahoe north shore; Snow Creek watershed, Tahoe Vista/Kings Beach; north of boggy area on west fork of Snow Creek. Comment
  JEPS44803  Adenostoma fasciculatum L. S. Smith 1932-5-11 Placer above Middle Fork American R. Forest Hill divide Comment
  UCD112618  Adenostoma fasciculatum G. K. Helmkamp; E. A. Helmkamp 2006-6-14 10716 Placer Northern Sierra Nevada Mountains foothills. 0.2 mile N of the Forest Hill Road on unnamed road to Lake Clementine (general area NE of Auburn on Forest Hill Divide). 487 Comment
  UCR173772  Adenostoma fasciculatum George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-14 10716 Placer Northern Sierra Nevada Mountains foothills, 0.2 mile north of Forest Hill Road on Lake Clementine Rd., area northeast of Auburn on Forest Hill Divide 488 Comment
  SEINET3860417 Image available Adiantum jordanii George K. Helmkamp, Mary Alice Barnes; Mary Jane Ganibe 2010-7-2 16437 Placer Sierra Nevada Mountains Foothills: Iowa Hill Road, 1.9 miles southeast of its junction with Canyon Way Colfax.; 0 415 Comment
  SACT000029  Aegilops triuncialis D. Meyer 1983-7-24 Placer Moist, shady roadside 1036.32 Comment
  UCD136680  Aesculus californica Ted Niehaus 1959-5-3 97 Placer Granite Bay park, north shore of Folsom Lake. Comment
  CDA12385  Agastache urticifolia G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8513 A Placer Lake Tahoe; Upper Ward Valley, 4 mi SW Tahoe City. Comment
  SCFS1145  Agastache urticifolia E. Krimmel, F. Felix 2013-7-28 Placer NFAm. Swimming Hole Trail. Stop #5. Comment
  OBI48642  Agastache urticifolia C. F. Sonne 1983-8-27 285 Placer Sierra Nevada Mts. Canon above Colstream Comment
  UCD128552  Ageratina occidentalis A. T. Leiser 1972-8-14 s.n. Placer Alpine Meadows. Comment
  CAS-BOT-BC15494  Agoseris X elata Mrs. E. Parsons 1910-7-26 s.n. Placer Sunnyside, Lake Tahoe Comment
  CAS-BOT-BC15491  Agoseris X elata Alice Eastwood 1909-1-1 141 Placer Sand Harbor Comment
  CHSC74187  Agoseris glauca var. monticola Susi Urie 1998-9-4 98 -267 Placer Meadow complex on north side of Ward Creek about 2.9 mi west of Lake Tahoe and Sunnyside. 2011 Comment
  SEINET9335664  Agoseris heterophylla Unknown 2002-5-22 220 Placer Hughes Mill, along Finning Mill Rd, approx. 3 mi N of Forest Hill rd, approx 3 mi E of Forest Hill. Serpentine open forest, bogs, flats and slopes. Disturbed condsiderably in past on lower area, flats than on upper slopes. Open serpentine flats adjacent t Comment
  UCD41262  Agoseris heterophylla Ellen Dean; Art Shapiro, Adrienne Shapiro 2003-5-12 1719 Placer East of Hwy 80 and town of Colfax, east side of the canyon of the North Fork of the American River. Along Iowa Hill Road, between 0.3 and 0.6 road miles east and uphill of the bridge over the river. 457 Comment
  JEPS126325  Agoseris retrorsa Steve Matson 1999-6-12 406 Placer Tahoe north shore; Snow Creek Watershed, Tahoe Vista/Kings Beach; just south of dirt road western extension of North Ave. Comment
  UCR235386  Agoseris retrorsa George K. Helmkamp, E. A. Helmkamp 2012-5-11 18948 Placer Northern Sierra Nevada Mountains Foothills, Finning Mill Road, 1.2 miles north of its junction with Forest Hill Road 1104 Comment
  CAS-BOT-BC451160  Agrimonia gryposepala W. R. Dudley 1909-8-20 s.n. Placer Dutch Flat Station Comment
  CDA25690  Agrimonia gryposepala T. Barbato 1971-6-21 Placer Tony Barbato property, Meadow Vista. 0 Comment
  CAS-BOT-BC110751  Agropyron cristatum T. C. Fuller 1964-9-1 12573 Placer Sierra Nevada. North side of Interstate 80 freeway from Donner Summit, 0.1 mile west of Blue Canyon Road. 1524 Comment
  SACT000070  Agropyron trachycaulum D. Meyer 1983-8-7 Placer Along Truckee River, east bank 1879.0 Comment
  SACT000071  Agropyron trachycaulum Michael Baad 1983-7-23 Placer Boggy meadows along road 1828.8 Comment
  SACT000075  Agropyron trachycaulum D. Meyer 1983-7-16 Placer 1853.18 Comment
  UCD150662  Agrostemma githago var. githago Kwei-lin Lum 1973-5-27 139 Placer Collected at Auburn-Foresthill Rd., 11.2 mi from Hwy 49, 7.5 mi from Foresthill. 655 Comment
  SACT000123  Agrostis avenacea Josephine Van Ess 1976-6-16 Placer Diamond Oaks Rd at small stream draining from golf course. Wet streambank. Roseville. 48.8 Comment
  SACT000090  Agrostis exarata D. Meyer 1984-7-29 Placer 1661.0 Comment
  SEINET238859  Agrostis exarata Beecher Crampton 1952-11-9 930 Placer 6 miles east of Auburn 1 mile south of Meadow Vista. 457 Comment
  SACT000113  Agrostis exarata var. monolepis D. Meyer 1984-6-23 Placer Iowa Hill rd 9.76 km from I80 Frontage Rd. Moist shady roadside ditch. Oak, pine, manzanita. 978.0 Comment
  UCD52316  Agrostis exarata var. monolepis B. Crampton 1952-11-9 932 Placer Meadow Vista, about 7 miles east of Auburn. 457 Comment
  CAS-BOT-BC139727  Agrostis gigantea Catherine Best 1981-8-1 s.n. Placer Sierra Nevada. Big Meadow, about 3 miles south of French Meadows. 1600 Comment
  CAS-BOT-BC139445  Agrostis hyemalis A. A. Heller 1919-7-25 13293 Placer Near the Yuba River below Cisco. 1676 Comment
  CDA15761  Agrostis idahoensis G. F. Hrusa, L. Serafini 1993-6-29 11256 Placer Occasional on poorly drained gravelly flats among granite boulders. Huckleberry oak chaparral within white fir-ponderosa pine forest. S side of French Meadows Reservoir, immed. below dam. Perennial bunchgrass. Comment
  JEPS103489  Agrostis idahoensis Lowell Ahart 2002-7-22 9906 Placer Along a drainage, ca 40 yards NW of the small natural lake, on the E side of the paved road to Lake Valley Reservoir, ca 1/4 mile E of Yuba Gap and Highway 80. 1774 Comment
  SACT000184  Agrostis idahoensis D. Meyer 1984-7-15 Placer edge of Serene Lake 2085.0 Comment
  SEINET3916446  Agrostis idahoensis Ellen Dean, M. Starbuck; M. Bibbo; J. Poloske 2008-7-20 5247 Placer Donner State Park, newly acquired lands to the SW of Donner Lake. Area south of southern Pacific RR tracks, just south of Lakeview Canyon and north of Emigrant Canyon.; 0 Comment
  UCD42963  Agrostis idahoensis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 332 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  SEINET11695841  Agrostis microphylla Unknown 1957-5-7 3998 Placer 1.7 mi E of Lincoln, road to Newcastle Comment
  UCR240963  Agrostis oregonensis George K. Helmkamp, E. A. Helmkamp 2012-9-25 19914 Placer Northern Sierra Nevada Mountains, Blue Canyon Road south of I-80 and 0.1 mile north of the Southern Pacific Railroad crossing 1451 Comment
  UCD53242  Agrostis pallens B. Bolt 1934-7-17 s.n. Placer 1/2 mile S.W. of Walker Mine. 1981 Comment
  UCD75943  Agrostis pallens Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5185 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, along Emigrant Trail on the N side of the north fork of Cold Creek. South side of trail by creek. 2145 Comment
  UCR257727  Agrostis pallens George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19523 Placer Northern Sierra Nevada Mountains, Sugar Bowl Road, 0.4 mile south of its junction with Donner Pass Road, just west of Lake Mary 2136 Comment
  UCD53003  Agrostis rossiae R. Tofsrud 1951-7-1 s.n. Placer near Campton's store, Hwy. 40 (above Nayak). Comment
  CHSC73247  Agrostis scabra L. P. Janeway 1998-8-6 5992 Placer Lake Tahoe Basin Management Unit. North side of Blackwood Creek, 1.7 mi west of Lake Tahoe. 1938 Comment
  UCD22258  Agrostis scabra Beth Lowe Corbin 1982-8-9 275 Placer 1/4 mile SW of Onion Creek Campground. S facing slope, 10% incline. Mostly sun. Common. Small, grassy meadow in white fir forest in fine, sandy soil. Perennial, forming loose bunches. 1859 Comment
  RSA129605  Agrostis stolonifera B. Bolt 1934-8-14 5914 Placer E. slope of Red Star Ridge 1768 Comment
  SD247280  Agrostis stolonifera George K. Helmkamp, Elizabeth Helmkamp 2012-9-25 19904 Placer Northern Sierra Nevada Moutains: Blue Canyon Road, 1.1 miles south of tis intersection with I-80, c. 1/2 mile south of Blue Canyon-Nyack airport (Blue Canyon 7.5'Q) 1473 Comment
  SACT000198  Agrostis stolonifera var. major D. Meyer 1984-9-9 Placer east fork of the north fork of north fork of the American River 1394.0 Comment
  SACT000207  Agrostis stolonifera var. major D. Meyer 1983-7-30 Placer 1842.0 Comment
  SACT000209  Agrostis stolonifera var. major Michael Baad 1983-7-15 Placer 1371.6 Comment
  SACT000214  Agrostis tenuis D. Meyer 1984-6-23 Placer 9.76 km from I80 Frontage rd. moist shady roadside ditch. oak, pine, manzanita, assoc 978.0 Comment
  SACT000222  Agrostis tenuis D. Meyer 1984-6-23 Placer 0.96 km from i80 Frontage Rd, shady hillside with oak and douglas fir. 978.0 Comment
  CAS-BOT-BC138568  Agrostis variabilis Peter Rubtzoff; Edward W. Colson 1976-7-6 8720 Placer Sierra Nevada. Lake Van Norden. 2063 Comment
  SACT000248  Agrostis variabilis D. Meyer 1984-7-15 Placer 1909.0 Comment
  SACT000251  Agrostis variabilis Michael Baad 1983-8-11 Placer Collected 3 miles west of Alpine Meadows 2133.6 Comment
  SACT000255  Agrostis variabilis James Grove 1977-7-15 Placer 2000.0 Comment
  RSA492380  Aira caryophyllea P. Reisentz 1979-5-11 s.n. Placer 1 mile south of Sheridan on Highway 65. Comment
Read comments
Jan 12 2015
  SACT000233  Aira caryophyllea D. Meyer 1984-4-15 Placer Roadside; appears to have been a vernal pool (dry) 36.97 Comment
  UCD55713  Aira caryophyllea Beecher Crampton 1953-4-13 1098 Placer 1 mile north of Lincoln, along railroad property. Comment
  UCD55729  Aira caryophyllea A. A. Beetle 1941-5-26 2710 Placer Near Cisco. 914 Comment
  UCSB34809  Aira caryophyllea Reisentz, Paul 1979-5-11 Placer 1 mi S of Sheridan on Hwy 65 Comment
  CAS-BOT-BC138376  Aira caryophyllea var. caryophyllea Peter H. Raven 1954-4-16 6605 Placer 7 miles south of Lincoln on road to Roseville. Comment
  CAS-BOT-BC445326  Alisma lanceolatum L. R. Abrams 1917-9-15 6760 Placer 3-5 mi above Auburn Comment
  UCD150264  Allium bisceptrum James A. Neilson Jr. Date Unknown 1485 Placer Placer County?: Tahoe Basin. Exact location uncertain, possibly ward valley (Lat 39.140341, Long -120.21263). Comment
  UC710487  Allium campanulatum Lewis S. Rose 1944-7-13 44106 Placer Chambers Lodge Lake Tahoe, Chambers Lodge 1920 Comment
  UCD138499  Allium campanulatum J. M. Tucker 1975-7-29 4354 Placer ca. 1/2 mile south of Tinker Knob, ca. 8 miles (airline) southeast of Soda Springs. 2286 Comment
  UCD18248  Allium campanulatum E. A. Dean; N. Wymer, T. and M. Starbuck 1998-8-15 460 Placer NW shore of Lake Tahoe, W of Hwy 89, S of Donner Lake, upper slopes and meadows of Squaw Valley Ski Resort. 2499 Comment
  CAS-BOT-BC464522  Allium campanulatum D. E. Breedlove 1962-6-13 3546 Placer On the western bank of Lake Tahoe along State Hwy. 89, 8.3 miles south of Tahoe City 1889 Comment
  CAS-BOT-BC466401  Allium campanulatum D E Breedlove 1962-6-13 3546 Placer Western bank of Lake Tahoe along State Highway 89, 8.3 miles south of Tahoe City; Sierra Nevada 1889 Comment
  JEPS111204  Allium obtusum var. obtusum Steve Matson 2005-7-1 1342 Placer near Sierra Crest southwest of Donner Summit and Serene Lakes along road to Palisades Lake, 39.3087 N, 120.4133 W; elevation 6,680 ft. 2036 Comment
  CAS-BOT-BC474031  Allium parvum John Thomas Howell 1943-7-21 18655 Placer Donner Pass to Mt. Lincoln Comment
  JEPS73016  Allium platycaule Gladys L. Smith 1972-6-20 3209 Placer about terminus of summit chairlift, Ward Peak Ward Peak 2621 Comment
  POM110008  Allium platycaule Marcus E. Jones 1882-6-27 s.n. Placer Emigrant Gap. Comment
  UCD22046  Allium platycaule Beth Lowe Corbin 1982-8-4 238 Placer 1 1/2 mile NNW of Onion Creek campground. 2286 Comment
  UC1123715  Allophyllum integrifolium B. Bolt 1934-7-19 148 Placer Tadpole Spring, Plot #233 Tahoe Nat'l Forest; , Colfax Quad., Tadpole Spring Comment
  UC188487  Allophyllum integrifolium C. F. Sonne Sep 9 1883-May 1 1889 Placer woods above Kneeland's Mill Comment
  CAS-BOT-BC171251  Alnus John H. Thomas; Hazelle A. Thomas 1956-7-21 6195 Placer Vicinity of Donner Pass, about 80 miles NE of Sacramento. Sierra Nevada 2377 Comment
  RSA463214  Alnus incana subsp. tenuifolia J. H. Nishida 1985-7-10 793 Placer Homewood. 1829 Comment
  UC1076427  Alnus incana subsp. tenuifolia H. L. Mason 1929-10-4 5463 Placer 4 mi s Truckee (on Truckee-Tahoe Rd, along river); Truckee River Comment
  UC1135174  Alnus incana subsp. tenuifolia B. Bolt 1934-7-12 111 Placer Devil's Peak Tahoe National Forest, Truckee Quadrangle Comment
  SACT002786  Alnus tenuifolia Michael Baad 1976-7-17 Placer 0.5 mile east of Five Lakes and 1.5 miles west of Alpine Medows Ski Area. OPen slopes of eroded granite. 2133.0 Comment
  CAS-BOT-BC474750  Amaranthus hybridus James A. Neilson, Jr. 1971-8-7 2309 Placer Heavenly Valley ski lift 2118 Comment
  CAS-BOT-BC13676  Ambrosia artemisiifolia Peter H. Raven 1954-8-27 7957 Placer Penryn Comment
  JEPS44681  Amelanchier Katharine Brandegee Jul 1908 Placer Alta Comment
  CAS-BOT-BC136697  Amelanchier alnifolia var. pumila Alice Eastwood 1912-6-15 372 Placer Deer Park, Lake Tahoe Region Comment
  CAS-BOT-BC136768  Amelanchier utahensis Grant 1906-7-15 6937 Placer Tahoe Tavern, Lake Tahoe Comment
  POM118157  Amorpha californica H. M. Hall, F. M. Essig, C. C. Hall 1916-6-5 202 Placer Bear River at Gautier Bridge, northern Placer County, on the westerly slope of the Sierra Nevada. 400 Comment
  UCD103885  Amorpha californica var. californica Greg Kareofelas 2011-6-15 s.n. Placer Land belonging to Placer Land Trust. Shutamul Bear River Preserve along the Bear River N of Auburn. Along trail on the north-facing slope of the Bear River canyon. 331 Comment
  UC726189  Amsinckia lycopsoides A. A. Heller 1940-4-8 15532 Placer 4 mi s Lincoln (along U.S. Hwy 99E) Comment
  UCR253125  Amsinckia retrorsa George K. Helmkamp, Amy Barnes 2014-4-23 22823 Placer Sierra Nevada Mountains Foothills, Foresthill Road, 0.6 mile northeast of Grizzly Bear House, c. 2 miles NE of Lake Clementine Rd, 0.57 mi. SW of Upper Lake Clementine Rd 526 Comment
  RSA129784  Anaphalis margaritacea B. Bolt 1934-7-17 132 Placer Robertson Flat. 2012 Comment
  RSA416591  Anaphalis margaritacea Fay A. MacFadden 1934-7-28 12681 Placer Donner Lake Comment
  UC1125502  Anaphalis margaritacea N. French 1934-6-22 469 Placer Serena Lake; Truckee Quad. 2407 Comment
  UC202222  Anaphalis margaritacea A. A. Heller 1916-8-13 12907 Placer 2133 Comment
  UCD56060  Andropogon glomeratus Arthur L. Menzies 1962-11-3 s.n. Placer Sierra Nevada, on Hwy. 49, 1/4 mile west of American River Bridge near Auburn. 213 Comment
  UCR146673  Andropogon glomeratus Beecher Crampton 1960-11-2 5802 Placer Sierra Nevada foothills, 1 mile east ['southeast'] of Auburn; north slope above North Fork of American River along State Highway 49 305 Comment
  CAS-BOT-BC137794  Andropogon virginicus var. virginicus Beecher Crampton 1955-5-7 3999 Placer Roadbank, along US Highway 40, about 3 miles east of Auburn. Comment
  UC1153926  Andropogon virginicus var. virginicus Beecher Crampton 1957-5-7 3999 Placer US Hwy 40 ca 3 mi e Auburn (2 mi w of Clipper Gap); w of Clipper Gap Comment
  CAS-BOT-BC128576  Androsace occidentalis Marcus E. Jones 1882-4-29 s.n. Placer Emigrant Gap Comment
Read comments
Sep 29 2017
  SEINET2030104 Image available Androsace occidentalis Marcus E. Jones 1884-9-29 Placer Emigrant Gap Comment
  JEPS20407 Image available Androsace occidentalis var. simplex Marcus E. Jones 1882-4-29 Placer Emigrant Gap Comment
Read comments
Sep 29 2017
  UCR233459  Angelica George K. Helmkamp, E. A. Helmkamp 2011-8-26 18181 Placer Northern Sierra Nevada Mountains, along Forest Hill Road, 12.9 miles east of Humbug Road, less than 1 mile northwest of Robinson Flat 2050 Comment
  UC1122887  Angelica breweri B. Bolt 1934-8-23 198 Placer Divide between Picayune and Grayhorse (Tahoe National Forest); Tahoe National Forest 2438 Comment
  UC1122889  Angelica breweri B. Bolt 1934-7-12 105 Placer Tahoe National Forest, Snow Mountain Snow Mountain; Tahoe National Forest, Snow Mountain 2438 Comment
  UC2042532  Angelica breweri Holly Forbes and Barbara Keller 2010-8-18 Placer Lake Tahoe Basin Management District, Blackwood Canyon, Barker Pass Rd. 5.3 mi from its intersection with Highway 89. Comment
  CAS-BOT-BC63973  Antennaria argentea C. F. Sonne 1886-7-4 162 Placer On Truckee River Comment
  UC129069  Antennaria argentea Geo. B. Grant 1906-7-20 6943 Placer Tahoe Tavern Sierra Nevada Mts., Lake Tahoe 1889 Comment
  UC197220  Antennaria media C. F. Sonne 1897-7-1 Placer e slope Mt. Anderson 2438 Comment
  JEPS59458  Antennaria rosea Ezra Brainerd and Viola B. Baird 1915-7-15 193 Placer Five Lakes; Sierra Nevada Mts. 2298 Comment
  UCD21687  Antennaria rosea Rex Palmer 1979-6-20 N 309 Placer Headwaters basin area of the North Fork of the American River Comment
  SACT000335  Anthoxanthum odoratum Josephine Van Ess 1976-6-16 Placer Eureka Road just west of Eureka School. Wet springy area. 103.7 Comment
  UCD40912  Anthriscus scandicina R. Schulhof 1984-5-19 22 Placer On Road 49, 3 miles south of Auburn. 670 Comment
  JEPS83005  Antirrhinum leptaleum Rimo Bacigalupi with G. L. Stebbins, Alex Hawkes, Daniel Zohary, Fritz Ehrendorfer et al. 1952-7-20 3874 Placer 6 mi e Iowa Hill (just s of Shirttail Public Camp); Tahoe National Forest 1097 Comment
  JEPS126310  Apocynum androsaemifolium Steve Matson Aug, 1997 96 Placer Tahoe north shore; Snow Creek Watershed, Tahoe Vista/Kings Beach; dirt road extension of North Ave. Comment
  UCD150266  Apocynum androsaemifolium James A. Neilson Jr. 1971-8-31 2563 Placer Tahoe Basin, King's Beach (Oakwood). 1901 Comment
  UCR209753  Apocynum androsaemifolium George K. Helmkamp, E. A. Helmkamp 2009-8-12 15442 Placer Sierra Nevada Mountains, Forest Hill Road, 0.8 mile west of Robinson Flat, c. 27 miles NE of the city of Foresthill 2034 Comment
  UCR231847  Aquilegia formosa George K. Helmkamp, E. A. Helmkamp 2010-8-11 16756 Placer Northern Sierra Nevada Mountains, Finning Mill Road, 2.3 miles north of Forest Hill Road at the crossing of McBride Creek 1082 Comment
  CAS-BOT-BC397896  Aquilegia formosa R. K. Wellman 1981-5-15 034 Placer Highway 89 4.5 mi. N. of Truckee. 1676 Comment
  CAS-BOT-BC397903  Aquilegia formosa Saichi Kawahara 1969-7-6 1468 Placer Finning Mill road just south of Sugar Pine Road. Tahoe National Forest. SW 1/4 of section 19 of the Dutch Flat Quadrangle, R11E T15N 1139 Comment
  RSA0129528  Arabis inyoensis Herbert McLean Evans 1920-7-22 s.n. Placer Ralston; Sierra Nevada. Comment
  SEINET8892816  Arabis rigidissima K. Christie 2011-1 2082 Placer Lake Tahoe Basin Management Unit (LTBMU); from Brockway Summit, ca. 2.0 mi. east along forest service road towards Martis Peak; ca. 1.25 mi. southwest of Martis Peak. Comment
  CAS-BOT-BC128678  Arbutus menziesii Saichi Kawahara 1969-5-24 861 Placer Strawberry Flat, Mel Henderson Ranch 999 Comment
  UC1120807  Arbutus menziesii N. French, R. Clar 1933-5-19 59 Placer near Iowa Hill 822 Comment
  SBBG1363  Arceuthobium abietinum E. R. Blakley 1960-8-29 3793 Placer Carnelian Bay, Lake Tahoe 1981 Comment
  UCR241358  Arctostaphylos manzanita George K. Helmkamp, Mary Alice Barnes, E. A. Helmkamp 2012-9-8 19817 Placer Northern Sierra Nevada Mountains, along Forest Hill Road, 10.8 miles northeast of Hidden Treasure Road, 0.75 mi. SE of Whisky Hill 1698 Comment
  CAS-BOT-BC38576  Arctostaphylos mewukka W. R. Dudley 1909-7-22 s.n. Placer Lover's Loop, American River. Comment
  UC674746  Arctostaphylos mewukka C. H. Merriam 1911-11-5 Placer 3 mi nw Colfax; West Slope Sierra Nevada Comment
  UC481535  Arctostaphylos nevadensis G. W. Fetters 1929-6-11 Placer Pomin's Lake Tahoe Comment
  SCFS1105  Arctostaphylos nevadensis subsp. nevadensis E. Krimmel 2013-6-2 Placer Soda Springs Road, south of NF River Comment
  CAS-BOT-BC42147  Arctostaphylos patula C. Hart Merriam 1911-11-5 s.n. Placer West slope Sierra Nevada near Alta Station (CPRR) Comment
  CAS-BOT-BC42148  Arctostaphylos patula C. Hart Merriam 1911-11-5 s.n. Placer West slope Sierra Nevada near Alta Station (CPRR) Comment
  HSC35045  Arctostaphylos patula Thomas W. Nelson, James Nelson 1974-6-17 1361 Placer Beside Hwy. 80 at its intersection with Blue Canyon Rd., 9 mi. W of the Placer-Nevada County line 1646 Comment
  CDA34219  Arctostaphylos viscida D. G. Kelch 2011-5-17 11 .518 Placer Dutch Flat. Comment
  SEINET7268588  Arctostaphylos viscida J. J. Murray 1965-3-13 s.n. Placer Auburn 1524 Comment
  CAS-BOT-BC47053  Arctostaphylos viscida subsp. viscida Catherine Best 1985-9-15 1145 Placer Growing near Sugar Pine Reservoir about 6 mi. n. of Forest Hill. 1158 Comment
  CAS-BOT-BC47057  Arctostaphylos viscida subsp. viscida C. L. Hitchcock 1940-5-14 6380 Placer Meier Ranch, ca. 6 mi. n. of Colfax. 762 Comment
  CAS-BOT-BC47068  Arctostaphylos viscida subsp. viscida C. Hart Merriam 1911-11-5 s.n. Placer Gorge Station, w. slope Sierra CPRR. 1219 Comment
  RSA306168  Arctostaphylos viscida subsp. viscida Fay A. MacFadden 1934-3-25 12411 Placer Dutch Flat. 1067 Comment
  UC1121448  Arctostaphylos viscida subsp. viscida N. French 1934-6-1 395 Placer N. Fork of N. Fork of American River Tahoe National Forest, Colfax Quadrangle Comment
  UC193055  Arctostaphylos viscida subsp. viscida C. F. Sonne 1891-4-5 Placer between Auburn and Newcastle Comment
  UC193056  Arctostaphylos viscida subsp. viscida C. F. Sonne Feb. 1885 Placer Gold Run Comment
  UC565982  Arctostaphylos viscida subsp. viscida N. French 1934-6-1 396 Placer n fork of North Fork of America River Colfax Quadrangle 1402 Comment
  UC876563  Arctostaphylos viscida subsp. viscida Fay A. MacFadden 1934-3-25 12411 Placer Dutch Flat 1066 Comment
  RSA123204  Arctostaphylos viscida subsp. viscida N. H. French 1934-6-1 396 Placer N. Fork of N. Fork of American River. 1402 Comment
  POM308863  Arenaria capillaris subsp. americana Betty J. Jorgensen 1944-7-2 511 Placer Along summit near Donner Pass. Comment
  RSA480532  Arenaria congesta A. Kellogg 1870-06 s.n. Placer Cisco. Comment
  UCD21689  Arnica Rex Palmer 1979-6-21 N 415 Placer Headwaters basin area of the North Fork of the American River. Comment
  CAS-BOT-BC82199  Arnica chamissonis Margaret Williams 1974-8-8 74 -P1-31 Placer [Murphy's] Murphy Meadow, 5 miles southeast of Hirschdale 2316 Comment
  CAS-BOT-BC82210  Arnica chamissonis Geo. B. Grant 1906-8-1 7082 Placer About Lake Tahoe 2438 Comment
  CHSC74189  Arnica chamissonis Susi Urie 1998-9-3 98 -230 Placer Meadow along the unnamed creek along the northeast side of Tahoe Vista; about 0.5 mi north of Lake Tahoe. 1914 Comment
  JEPS126320  Arnica chamissonis Steve Matson 1998-7-12 330 Placer nSNH; Martis Valley, about 4 miles SE of Truckee; Martis Creek Wildlife Area; 400 yards NNE of vernal pools which are just north of Highway 267. Comment
  CAS-BOT-BC82200  Arnica chamissonis Marguerite Wells; Nell E. Flattery 1980-9-1 s.n. Placer Pioneer Way, Tahoe City Comment
  CAS-BOT-BC82322  Arnica cordifolia M. S. Jussel 1928-6-25 s.n. Placer Tahoe City near school Comment
  OBI17073  Arnica cordifolia Robert F. Hoover 1967-9-5 10832 Placer Carmelian Bay, Lake Tahoe Comment
  CAS-BOT-BC82684  Arnica longifolia C. F. Sonne 1885-8-23 191 Placer East slope [Anderson's] Anderson Peak, S. of Summit Station 2743 Comment
  UC29640  Arnica longifolia C. F. Sonne 1887-8-7 191 Placer Mts. above Coldstream; Sierra Nevada Mountains Comment
  UC193465  Arnica longifolia C. F. Sonne 1896-7-1 Placer below and around Schafer's Reservoir; Truckee Comment
  UC477561  Arnica longifolia L. S. Smith 1931-7-15 2608 Placer Mt. Rose country Tahoe Nat. Forest, Mt. Rose 2438 Comment
  POM308731  Arnica longifolia subsp. myriadenia Betty J. Jorgensen 1944-7-23 530 Placer Near Soda Springs. Comment
  UC91137  Arnica mollis C. F. Sonne 1887-8-7 Placer canon above Coldstream; Sierra Nevada Mountains Comment
  JEPS111189  Arnica parryi Steve Matson 2005-7-3 1354 Placer Martis Valley, southeast of Truckee, National Recreation Area (Army Corps of Engineers), north of Highway 267 and east of Martis Creek near vernal pools. 39.3038 N, 120.1222 W; elevation 5835 ft. 1778 Comment
  SACT000347  Arrhenatherum elatius D. Meyer 1983-6-18 Placer Mosquito Ridge Road, roadside drainage ditch, 9.9 miles east of foresthill. 667.0 Comment
  SEINET6775223 Image available Artemisia arbuscula W. D. Billings 1950-7-30 1915 Placer Northeast side of Squaw Peak, Sierra Nevada 2591 Comment
  UC1190075  Artemisia arbuscula George H. Ward and Ann Ward 1949-9-12 948 Placer ca. 8 mi n of Tahoe City (along Truckee River); Truckee River Comment
  CAS-BOT-BC85017  Artemisia arbuscula subsp. arbuscula A. A. Heller 1917-8-13 12914 Placer Ridge northwest of Donner Pass on an open stony slope below a ledge of igneaous rock. 2346 Comment
  CAS-BOT-BC97301  Artemisia tridentata subsp. tridentata Mary Strong Clemens 1920-9-8 s.n. Placer Round Lake, Myers Sta. Comment
  SACT000349  Arundo donax D. Meyer 1984-5-28 Placer 48.5 Comment
  SACT000353  Arundo donax var. donax D. Meyer 1984-5-28 Placer Collected at railroad crossing. 188.0 Comment
  RSA121925  Asclepias cordifolia N. H. French 1934-5-29 379 Placer Emigrant Gap 1555 Comment
  UC879249  Asclepias cordifolia Marcus E. Jones, A. M. 1882-6-30 2802 Placer Emigrant Gap Comment
  RSA401665C  Asclepias cordifolia N. R. Zabriskie, W. M. Zabriskie 1973-6-7 668 Placer Emigrant Gap (off I80 W of Donner Pass) Sierra Nevada Mtns. 1616 Comment
  SEINET5743350 Image available Asclepias cordifolia C. L. Richardson 1972-1 142 Placer 0.2 mile north of I-80 on Lake Arthur Road, ca. 6 miles north of Auburn.; Auburn 610 Comment
  UCD124137  Aspidotis densa Ellen Dean; Marcel Rejmanek 2012-10-9 7511 Placer Along Mosquito Ridge Road, ca. one road mile E of junction with Foresthill Road. 868 Comment
  UC399499  Aspidotis densa Mrs. Carlotta C. Hall June 1910 Placer n slope of Yuba River Cisco 1676 Comment
  CHSC74191  Aster alpigenus var. andersonii Susi Urie 1998-9-2 98 218 B Placer Lake Tahoe Basin Management Unit - National Forest. Large meadow below Hwy 28, between the highway and Lake Forest Road; about 0.2 mi north of Lake Tahoe. 1908 Comment
  CHSC74192  Aster alpigenus var. andersonii Susi Urie 1998-8-29 98 -166 Placer Lake Tahoe Basin Management Unit - National Forest. Middle of Page Meadows; about 2 mi west of Lake Tahoe and Sunnyside. 2121 Comment
  CDA15960  Aster integrifolius G. F. Hrusa, J. Glazner 1999-7-17 15132 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  RSA747125  Aster occidentalis var. occidentalis George K. Helmkamp, E. A. Helmkamp 2008-8-20 14031 Placer Soda Springs Road, 1.9 miles south of its junction with Donner Pass Road and beside (completely dry) Serena Creek 2107 Comment
  UCR206574  Aster occidentalis var. occidentalis George K. Helmkamp, E. A. Helmkamp 2009-7-16 15201 Placer Sierra Nevada Mountains, Foresthill Road, 20.3 miles northeast of the city of Foresthill 1704 Comment
  JEPS59463  Astragalus canadensis var. brevidens Ezra Brainerd and Viola B. Baird 1915-7-23 199 Placer sandy shore Lake Tahoe (Greene Pt.); Sierra Nevada Mts., , Greene Pt. 1901 Comment
  UCD66893  Asyneuma prenanthoides D. Sanchez-Mata; P. Rodriguez-Rojo 1997-8-9 s.n. Placer Blue Canyon. Tahoe National Forest. 1550 Comment
  CAS-BOT-BC17414  Athysanus pusillus A. A. Heller 1917-6-17 12693 Placer Near the Yuba River below Cisco. 1676 Comment
  SEINET5336143  Avena barbata J. Solaegui 1977-3-19 s.n. Placer 3 mi. E of Auburn on Rt. 49 on dirt road immediately N of Highway 274 Comment
  SACT000402  Avena fatua D. Meyer 1983-10-22 Placer Searchlight ski run from base to Olympic Lady chairlift; Downhill ski area cleared of most vegetation, trees line edge; Straw added for erosion control 2121.0 Comment
  SACT000417  Avena fatua D. Meyer 1984-4-15 Placer roadside, appears to have been a vernal pool-dry. 36.97 Comment
  UCR259863  Baccharis pilularis George K. Helmkamp, Elizabeth Helmkamp 2013-11-2 22460 Placer Sacramento Valley, Highway CA-193 (Lincoln-Newcastle Hwy) at the junction with Gold Hill Road, 3.8 miles northwest of US-80 114 Comment
  UCD74304  Balsamorhiza macrolepis Albert A. Grigarick 2008-5-2 6 Placer Martis Valley. Path south of parking lot on south side of Hwy. 267. Approx. 75 yds. down southmost path, south of end of parking lot. 1781 Comment
  CAS-BOT-BC100072  Balsamorhiza macrolepis T. C. Fuller 1957-4-15 3901 Placer Roadside, Highway 99E. 2 miles north of Roseville Comment
  CDA10487  Balsamorhiza macrolepis T. C. Fuller 1958-7-7 Placer 2 miles north of Roseville. 0 Comment
  CAS-BOT-BC16551  Barbarea orthoceras A. A. Heller 1917-6-17 12697 Placer Along the Yuba River below Cisco. 1676 Comment
  CAS-BOT-BC16554  Barbarea orthoceras Marcus E. Jones 1882-6-28 2621 Placer Emigrant Gap. Comment
  UCD22357  Barbarea orthoceras Rex Palmer 1979-6-20 N 345 Placer Headwaters basin area of the North Fork of the American River. Comment
  UCD22359  Barbarea orthoceras Rex Palmer 1979-7-12 N 629 Placer Headwaters basin area of the North Fork of the American River. Comment
  UCD41245  Barbarea orthoceras Ellen Dean; Art Shapiro, Adrienne Shapiro 2003-5-12 1700 Placer Dutch Flat area, north of Hwy 80 near Alta Exit. Along Drum Powerhouse Road, about 1.5 road miles northeast of intersection with Main St. 1066 Comment
  SEINET5783763 Image available Barbarea vulgaris Marcus E. Jones 1882-1 2621 Placer Emigrant Gap Comment
  CAS-BOT-BC75987  Berberis pumila L. S. Smith 1926-4-16 1774 Placer Tahoe Forest. Forest Hill Ridge. 1219 Comment
  CAS-BOT-BC75990  Berberis pumila W. R. Dudley 1904-8-12 s.n. Placer Rattle Snake Ditch, Canon [Canyon] Creek, Placer Creek. Comment
  POM350843  Bidens frondosa Wm. Martin 1971-9-10 20205 Placer 8 miles east of Auburn on Hwy. 80, road to Applegate. 610 Comment
  UCR253810  Bidens frondosa George K. Helmkamp, Elizabeth Helmkamp 2012-10-30 20105 Placer Sacramento Valley, north of William Lane on an unnamed levee road to Markham Ravine 35 Comment
  SEINET12825132  Bignonia capreolata George K. Helmkamp, E. A. Helmkamp 2009-1 14631 Placer Mosquito Ridge Road, 13.6 miles east of its junction with Forest Hill Road in Foresthill. Sierra Nevada Mountains Foothills. 1796 Comment
  UCD38380  Blennosperma nanum B. Crampton 1953-2-11 974 Placer 3/4 mile north of Lincoln. Comment
  RSA655456  Blennosperma nanum Beecher Crampton 1953-2-11 974 Placer 3/4 mile north of Lincoln. Comment
  UCD22335  Boechera Rex Palmer 1979-6-20 N 326 Placer Headwaters basin area of the North Fork of the American River. Comment
  UCD22336  Boechera Rex Palmer 1979-6-19 N 264 Placer Headwaters basin area of the North Fork of the American River. Comment
  UC186856  Boechera lemmonii C. F. Sonne 1897-7-18 Placer Tinkers Knob 2743 Comment
  UCD22351  Boechera lyallii Rex Palmer 1979-7-12 N 644 Placer Headwaters basin area of the North Fork of the American River. Comment
  CAS-BOT-BC14404  Boechera platysperma A. A. Heller 1903-7-20 6975 Placer Donner Pass. 2133 Comment
  CAS-BOT-BC14401  Boechera platysperma J. F. Emmel 1970-6-21 314 Placer Slope, 0.6 air mile south of south end of Donner Pass. 2286 Comment
  CAS-BOT-BC25379  Boechera retrofracta Alice Eastwood 1912-6-15 488 Placer Lake Tahoe Region. Deer Park. Comment
  UCD114471  Boechera retrofracta Robert E. Preston 1984-6-13 457 Placer ca. 4 km w of Sunnyside, along Churchevel Rd. 2100 Comment
  UCD22343  Boechera retrofracta Rex Palmer 1979-6-8 N 114 Placer Headwaters basin area of the North Fork of the American River. Comment
  SEINET10340049  Boykinia major George K. Helmkamp, E. A. Helmkamp 2008-9-15 14115 Placer Northern Sierra Nevada Mountains; along Foresthill Road 20 miles northeast of the city of Forest Hill 1707 Comment
  UCR66500  Boykinia major Fay A. MacFadden 1934-8-3 12751 Placer Sierra Nevada Mtns., Canyon Creek, near Baxter's, Alta 1189 Comment
  UCR190662  Brassica geniculata George K. Helmkamp, E. A. Helmkamp 2007-5-23 12074 Placer Northern Sierra Nevada Mountains Foothills, junction of Iowa Hill Road and Finning Mill Road (U. S. F. S. Rd #10) in the Sugar Pine Recreation area 1137 Comment
  SD234284  Brickellia californica G. K. Helmkamp, E. A. Helmkamp 2007-9-14 12961 Placer Foothills, norhtern Sierra Nevada Mountains: along Mosquito Ridge Road 6 miles east of Foresthill. 609 Comment
  CAS-BOT-BC145514  Briza minor A. A. Beetle 1941-5-26 2711 Placer Near Cisco. 914 Comment
  RSA385274  Briza minor A. A. Beetle 1941-5-26 2711 Placer Near Cisco 915 Comment
  SD243049  Briza minor George K. Helmkamp, E. A. Helmkamp 2011-4-10 17145 Placer Sacramento Valley: east of Sheridan just north of the junction of North Kilaga Springs Road and Kilaga Springs Road. 98 Comment
  SD43624  Briza minor D. F. Howe 1948-5-20 1840 Placer 456 Comment
  UC790972  Briza minor A. A. Beetle 1941-5-26 2711 Placer hillside near Cisco 914 Comment
  UCD57424  Briza minor A. A. Beetle 1941-5-26 2711 Placer Near Cisco. 914 Comment
  HSC24615  Briza minor L. M. Malloy 1965-4-17 39 Placer 1 mi. NE of Lincoln between Hwy. 99 E and Clay-Potter Rd. Comment
  UCD77140  Brodiaea appendiculata Robert E. Preston 2004-4-25 2221 Placer Ca. 5 mi NW of Roseville, along Fiddyment Rd 32 Comment
  JEPS7629  Brodiaea elegans subsp. elegans Rimo Bacigalupi with G. L. Stebbins, A. Hawkes, J. Hunsiker, D. Zohary, H. Stutz and F. Ehrendorfer 1952-7-19 3858 Placer North Fork American River just below Cape Horn (0.5 mi above bridge on Colfax-Iowa Hill Road); North Fork American River 381 Comment
  UC768450  Brodiaea elegans subsp. elegans R. F. Hoover 1939-5-10 4094 Placer 2 mi se Sheridan Comment
  UCR249600  Brodiaea elegans subsp. elegans George K. Helmkamp, Elizabeth Helmkamp 2013-6-11 20829 Placer Northern Sierra Nevada Mountains Foothills, junction of Yankee Jim's Road and Shirttail Canyon Road, NW of Foresthill 463 Comment
  UC1442889  Brodiaea elegans subsp. elegans Theodore F. Niehaus 1965-6-5 552 Placer 0.5 mi e Hwy 49 (on road to Auburn Airport) Comment
  CAS-BOT-BC484259  Brodiaea elegans var. elegans L. S. Smith 1926-5-23 1870 Placer Colfax Rd above Bear River 853 Comment
  CAS-BOT-BC484262  Brodiaea elegans var. elegans R. F. Hoover 1965-6-24 9450 Placer 2 mi. n. of Auburn on road to Grass Valley (Highway 49) Comment
  CAS-BOT-BC484264  Brodiaea elegans var. elegans F. A. Mac Fadden 1931-7-2 12576 Placer American River, 1/2 mile E. of Rawhide mine Comment
  RSA21283  Brodiaea minor Carl B. Wolf 1937-5-12 8627 Placer Sacramento Valley, 1 mi N of Lincoln. 46 Comment
  SACT000380  Bromus carinatus D. Meyer 1984-6-17 Placer Southeast of Weimar. 545.0 Comment
  SACT000381  Bromus carinatus D. Meyer 1984-6-23 Placer Nevada-Placer County line, moist shaded area. 594.0 Comment
  UCD42870  Bromus carinatus C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 237 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  UCD58160  Bromus carinatus Frederica Bowcutt 1994-7-22 1951 Placer Sierra Nevada Mountains, Tahoe Basin, Northshore between Truckee and Tahoe City, Squaw Valley ski resort. Near High Camp on ridge SE of pond site. 2438 Comment
  RSA0034726  Bromus carinatus A. A. Beetle 1941-5-26 2718 Placer Near Cisco. 914 Comment
  SACT000501  Bromus carinatus var. carinatus James Grove 1977-7-15 Placer 2000.0 Comment
  UC34009  Bromus carinatus var. carinatus C. F. Sonne 1892-7-1 8 Placer Sierra Nevada Mountains, Tinker Knob Tinker Knob; Sierra Nevada Mountains, Tinker Knob 2743 Comment
  CAS-BOT-BC148725  Bromus carinatus var. marginatus Gordon H. True 1968-7-10 4368 Placer Highway 20 between Yuba Gap and Bear Valley, 1 mile east of Lake Bowman Road. 1554 Comment
  SACT000491  Bromus commutatus D. Meyer 1984-6-23 Placer Nevada-Placer County line, moist shaded area 594.0 Comment
  CDA37061  Bromus hordeaceus CDFA Staff s.n. Placer Pino Ranch, near Newcastle. 0 Comment
  SACT000495  Bromus hordeaceus D. Meyer 1983-4-17 Placer Small drainage ditch, moist sunny exposure 231.648 Comment
  UCD58703  Bromus hordeaceus M. Vincent 1965-4-19 652 Placer 4 miles S of Marysville. Comment
  UCR250588  Bromus hordeaceus George K. Helmkamp, Mary Alice Barnes 2013-5-3 20474 Placer Foothills, northern Sierra Nevada Mountains, Mosquito Ridge Road, 1.1 miles south of Forest Hill Road 962 Comment
  UCR257600  Bromus hordeaceus George K. Helmkamp, Amy Barnes 2014-3-21 22641 Placer Sacramento Valley, Sheridan, Riosa Road at the west side of its junction with old CA-65 33 Comment
  SD112425  Bromus hordeaceus 1951-5-1 2106 Placer 456 Comment
  SACT000563  Bromus hordeaceus subsp. hordeaceus D. Meyer 1983-7-3 Placer 5.4 miles north of Foresthill Road 1234.44 Comment
  SACT000566  Bromus hordeaceus subsp. hordeaceus D. Meyer 1983-5-7 Placer Roadside Comment
  UCD75762  Bromus inermis Ellen Dean, M. Starbuck,; K. Mawdsley, G. Harrington, M. Bibbo, J. Poloske 2008-7-20 5234 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, ridge between Southern Pacific RR tracks and railroad tunnel to the west of Lakeview Canyon, side of undeveloped road near hairpin turn. 2160 Comment
  CDA1838  Bromus madritensis A. A. Beetle 1941-5-26 2718 Placer Near Cisco. Comment
  SACT000646  Bromus madritensis Josephine Van Ess 1976-5-12 Placer Collected about 3/8 mile south of Highway 193 152.4 Comment
  SACT000692  Bromus marginatus D. Meyer 1983-8-20 Placer from road to first lake, steep rocky trail 2000.0 Comment
  SACT000694  Bromus marginatus D. Meyer 1983-7-16 Placer 1853.18 Comment
  CDA15649  Bromus orcuttianus G. F. Hrusa, J. Glazner 1999-7-18 15197 Placer Lake Tahoe; Wooded slopes betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1905 Comment
  UCD59245  Bromus orcuttianus Beecher Crampton 1959-7-8 5416 Placer Lake Tahoe, along State Highway 89. 1950 Comment
  SEINET10523808  Bromus rigidus Alan A. Beetle 1941-5-26 Beetle 2718 Placer Near Cisco, shrubby hillside, sandy loam. Assoc. Festuca pacifica, megalura, Stipa lemmoni. 914 Comment
  SACT000716  Bromus rubens D. Meyer 1983-4-17 Placer Small drainage ditch moist sunny exposure 231.648 Comment
  SACT000726  Bromus rubens Michael Baad 1983-4-17 Placer descending to North Fork of American River 411.48 Comment
  CAS-BOT-BC161586  Bromus sterilis Saichi Kawahara 1969-7-6 1421 Placer West of old cabin, Mel Henderson Ranch, Indian Creek. 999 Comment
  CDA16985  Bromus sterilis G. F. Hrusa, M. I. Wibawa, J. Glazner 2002-5-22 16038 Placer Sierra Nevada; Hughes Mill (site) above Foresthill. 1066 Comment
  SACT000674  Bromus sterilis Josephine Van Ess 1975-5-23 Placer west side of top rocky crown of the hill. Shaded sheltered by arge rocks wooded area. 915.0 Comment
  UC905446  Bromus suksdorfii A. A. Heller 1917-8-14 12924 Placer s of Summit Valley (Mount Lincoln); Mount Lincoln 2499 Comment
  SACT000784  Bromus tectorum Josephine Van Ess 1977-5-5 Placer 158.5 Comment
  CAS-BOT-BC185465  Calamagrostis canadensis Peter Rubtzoff 1976-9-18 8848 Placer Sierra Nevada. Lake Van Norden. South side of lake. 2063 Comment
  CHSC73528  Calamagrostis canadensis L. P. Janeway; Eric Schroder 1998-9-16 6336 Placer Lake Tahoe Basin-National Forest. Meadow on north side of the creek about half way between Buck Lake and McKinney Creek; about 2.2 mi southwest of lake Tahoe. 2124 Comment
  CHSC74154  Calamagrostis canadensis Susi Urie 1998-8-13 98 -036 Placer Lake Tahoe Basin-National Forest. Meadow along the south side of Ward Creek, about 1.5 mi west of Lake Tahoe and Sunnyside. 2097 Comment
  SEINET3924084  Calamagrostis canadensis Ellen Dean 2008-7-20 5249 Placer Donner State Park, newly acquired lands to the SW of Donner Lake. Area south of southern Pacific RR tracks, just south of Lakeview Canyon and north of Emigrant Canyon.; 0 2099 Comment
  UCD43041  Calamagrostis canadensis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-18 410 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  UCD43160  Calamagrostis canadensis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-20 528 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  SACT000734  Calamagrostis rubescens D. Meyer 1984-8-12 Placer 35.5 km southwest of French Meadows, flat plateau, cleared forest area 1612.0 Comment
  CDA37239  Calandrinia ciliata CDFA Staff 1975-4-17 s.n. Placer Loomis; David Takagishi property, northeast of the junction of Sierra College Blvd. & Interstate 80. 0 Comment
  CHSC96488  Callitriche marginata Lowell Ahart; Brian Williams 2007-4-13 13641 Placer On damp granite soil, bottom of small vernal pools, about 1/2 mile south of the Manzanita Cemetery, about 1/2 mile west of Gladding Road, about 2 3/4 miles north of Lincoln. 43 Comment
  CHSC73939  Callitriche verna Susi Urie 1998-8-19 98 -087 Placer Lake Tahoe Basin--National Forest. About 0.2 mi north of Lake Tahoe; large meadow complex between Kings Beach and Tahoe Vista. 1901 Comment
  UCR207888  Calochortus albus George K. Helmkamp, E. A. Helmkamp 2009-4-22 14571 Placer Sierra Nevada Mountains Foothills, Rucky Chuck Rd. (dirt) 1.2 miles southeast of Forest Hill Road 448 Comment
  UCR235615  Calochortus albus George K. Helmkamp, E. A. Helmkamp 2012-5-5 18912 Placer Northern Sierra Nevada Mountains Foothills, Lake Clementine Road, 1.2 miles west of its junction with Foresthill Road, 0.3 air mi. SE (123 deg. ) of Clementine Dam on the American River 396 Comment
  UCR253531  Calochortus albus George K. Helmkamp, Amy Barnes 2014-4-23 22795 Placer Sierra Nevada Mountains Foothills, Old Auburn-Foresthill Road, 1.7 miles northeast of its junction with CA-49 at North Fork American River 407 Comment
  UCR90844  Calochortus coeruleus Kathy Harper, Dane Karr 1994-6-18 s.n. Placer Sierra Nevada Mtns., N side of Calif. Hwy 20 less than 10 mi west of I-80. 1555 Comment
  CAS-BOT-BC487808  Calochortus coeruleus W. Price 1892-7-1 s.n. Placer Red Point 1371 Comment
  SEINET8196119  Calochortus coeruleus M. J. Williams 1970-6-7 s.n. Placer Near Emigrant Gap. 1615 Comment
  RSA377378  Calochortus leichtlinii W. Hutchinson 1922-06 3566 Placer Lake Tahoe. Comment
  UCD22050  Calochortus leichtlinii Rex Palmer 1979-7-12 N 647 Placer Headwaters basin area of the North Fork of the American River Comment
  SCFS1106  Calochortus minimus E. Krimmel 2013-6-2 Placer Near pond at top of Foresthill Road, near Am. River gorge overlook Comment
  SEINET11261859  Calochortus minimus George Helmkamp, E. A. Helmkamp 2012-5-11 18941 Placer Foothills, Northern Sierra Nevada Mountains: Finning Mill Road, at the junction with Forest Hill Road (Foresthill 7.5' Q.); 0 1136 Comment
  SJSU9954  Calochortus minimus R. L. Fisher 1959-6-26 Placer Yuba Gap, Highway 40 1676 Comment
  CAS-BOT-BC483461  Calochortus minimus A. Kellogg 1870-6-1 s.n. Placer Cisco, Sierra Nevada Mts. Comment
  UCD164625  Calochortus monophyllus Brandi Sorensen 1995-6-1 18 Placer .73 kilometers northwest of Colfax. 671 Comment
  CAS-BOT-BC493403  Calochortus monophyllus C. L. Hitchcock 1940-5-7 6311 Placer 1 mile west of Baxter Comment
  CAS-BOT-BC270653  Calycadenia multiglandulosa David D. Keck 1932-7-1 1590 Placer 2 miles N of Auburn 425 Comment
  UCR218991  Calycadenia multiglandulosa George K. Helmkamp, E. A. Helmkamp 2010-6-26 16368 Placer Sierra Nevada Mountains Foothills, junction of Canyon Way and Yankee Jim's Road, east of I-80 between Weimar and Colfax 616 Comment
  RSA255483  Calycadenia multiglandulosa subsp. bicolor Gerald D. Carr 1971-8-15 634 Placer 4.1 miles north of Auburn on Hwy. 49 427 Comment
  POM29893  Calycadenia truncata subsp. truncata I. E. Diehl 1902-7-7 s.n. Placer Colfax Comment
  SD247491  Calyptridium monospermum George K. Helmkamp, Elizabeth Helmkamp 2012-6-19 19228 Placer Northern Sierra Nevada Mountains: Foresthill Hroad, 1.7 miles east of its juncton with Devil's Thumb Road (Duncan Peak 7.5'Q) 1671 Comment
  UC1136658  Calyptridium monospermum G. T. Nordstrom 1934-6-18 105 Placer 1/4 mi se of Texas Hill (Tahoe National Forest); Tahoe National Forest 1676 Comment
  UCD34551  Calyptridium umbellatum Beecher Crampton 1985-6-23 9996 Placer North Shore Lake Tahoe, Stateline road. Comment
  UCR120241  Calyptridium umbellatum George K. Helmkamp, E. A. Helmkamp, A. Kerchner 1999-6-29 5023 Placer Northern Sierra Nevada Range, N of Hwy I-80 at west exit to Donner Lake; opening to Negro Canyon 2134 Comment
  CHSC79286  Calystegia malacophylla Beecher Crampton 1972-7-26 8846 Placer Carpenter Flat east of Emigrant Gap. Dry slope above Laings road. 1615 Comment
  SEINET9321407  Calystegia malacophylla var. malacophylla Unknown 1972-7-26 8846 Placer Carpenter Flat E of Emigrant Gap. Dry slope above Laings road. Comment
  UCD126139  Calystegia occidentalis A. S. Crafts 1926-5-1 791 Placer American River Canyon. Comment
  CHSC114930  Calystegia occidentalis subsp. fulcrata Dale Woods 2010-8-12 Placer Finning Mill Road. One mile more or less to Hughes Mill. Road bank. Comment
  POM147895  Campanula prenanthoides J. B. Feudge 1927-7-18 1774 Placer Emigrant Gap. 1524 Comment
  UCR200865  Campanula prenanthoides George K. Helmkamp, E. A. Helmkamp 2008-9-15 14114 Placer Northern Sierra Nevada Mountains, along Foresthill Road 20 miles northeast of the city of Forest Hill 1707 Comment
  SEINET10873262  Campanula prenanthoides Munns 1922-6-27 MUNNS 205 Placer Pilot Creek 1585 Comment
  JEPS126399  Cardamine breweri Steve Matson 1999-7-1 423 Placer Tahoe north shore; Snow Creek watershed, Tahoe Vista/Kings Beach; west Fork Snow Creek about 300 yards NW of pond. Comment
  CHSC72871  Cardamine breweri var. breweri L. P. Janeway; Eric Schroder, Katherine Murrell, Marcus Yee 1998-7-15 5760 Placer Lake Tahoe Basin Management Unit. North side of Blackwood Creek, 1.7 mi west of Lake Tahoe. Meadow complex. 1938 Comment
  CAS-BOT-BC37842  Cardamine oligosperma Saichi Kawahara 1969-5-24 884 Placer Slope overlooking north fork of the American River. Colfax-Iowa Hill Road, between Dinner Tree and Windy Point. 585 Comment
  CHSC40994  Cardamine pachystigma J. D. Jokerst 1984-6-23 2065 Placer Adjacent to and south of Big Mosquito Cr where it is crossed by road to the Placer Co Power Agency hydro site. 1249 Comment
  SEINET3402476  Carduus pycnocephalus subsp. pycnocephalus R. W. Spellenberg, N. Zucker 2011-4-15 14276 Placer Along CA Hwy. 65 1.5 km N of Lincoln, ca. 40 air km NE of Sacramento. 55 Comment
  CAS-BOT-BC18342  Carex Catherine Best 1981-8-1 s.n. Placer Sierra Nevada. Big Meadow, about 3 miles south of French Meadows. 1600 Comment
  UCD42780  Carex abrupta C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-23 146 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  UCD44468  Carex abrupta C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1834 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  CHSC72892  Carex angustata L. P. Janeway; Eric Schroder, Katherine Murrell, Marcus Yee 1998-7-15 5764 Placer Lake Tahoe Basin Management Unit- National Forest. North side of Blackwood Creek, 1.7 mi west of Lake Tahoe. 1938 Comment
  UC50813  Carex angustata J. Burtt Davy Jun 25 1897-Jun 30 1897 3271 Placer Truckee River Truckee River Basin Comment
  SDSU11602  Carex angustata D. F. Howe 1971-7-2 4758 Placer Near Lake Tahoe 1829 Comment
  CAS-BOT-BC18024  Carex athrostachya John Thomas Howell 1943-7-27 18872 Placer Lake Tahoe near Tahoe Pines. Comment
  CHSC74447  Carex athrostachya Susi Urie 1998-9-4 98 -257 Placer Meadow complex on north side of Ward Creek about 2.9 mi west of Lake Tahoe and Sunnyside. 2011 Comment
  CAS-BOT-BC19071  Carex aurea John Thomas Howell 1938-8-2 14002 Placer 5 miles north of Brockway. Comment
  CAS-BOT-BC19395  Carex bolanderi Marcus E. Jones 1882-6-29 3535 Placer Emigrant Gap. Comment
  CAS-BOT-BC34208  Carex canescens L. S. Smith 1935-7-22 2794 Placer Tulare Forest. South of Soda Springs near [illegible]. 2133 Comment
  SEINET3026333 Image available Carex deflexa var. boottii Marcus E. Jones 1882-6-30 3307 Placer Emigrant Gap. Comment
  CAS-BOT-BC34936  Carex densa Alice Eastwood; John Thomas Howell 1937-5-8 4364 Placer Near Rocklin. Comment
  SEINET11630737  Carex densa M. E. Jones 1889-1 9 Placer Emigrant Gap Comment
  OBI6445  Carex fracta Robert F. Hoover 1967-9-7 10853 Placer Antone Meadow Comment
  RSA0115171  Carex hassei Lyman Benson 1942-7-2 11264 Placer Highway junction 1 mile west of Truckee. Mt. Range: Sierra Nevada. 1828 Comment
  CAS-BOT-BC22173  Carex helleri L. S. Smith 1927-8-12 2225 Placer Squaw Peak Ridge. Top ridge, near pass from American side. 2438 Comment
  UCR250290  Carex infirminervia George K. Helmkamp, Elizabeth Helmkamp 2013-6-11 20805 Placer Northern Sierra Nevada Mountains Foothills, Yankee Jim's Road, 3.6 miles northwest of its junction with Forest Hill Road 768 Comment
  CAS-BOT-BC35503  Carex jonesii Alice Eastwood 1912-6-15 s.n. Placer Deer Park, Lake Tahoe Region Comment
  CHSC74449  Carex jonesii Susi Urie; Eric Schroder 1998-9-9 98 -313 Placer Meadow complex on south side of Ward Creek about 1.6 mi west of Lake Tahoe and Sunnyside. 1987 Comment
  UCD42856  Carex lemmonii C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-23 223 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  CAS-BOT-BC31625  Carex luzulina var. luzulina Marcus E. Jones 1882-6-29 2907 Placer Emigrant Gap. Comment
  UC827357  Carex luzulina var. luzulina Marcus E. Jones 1882-6-29 2907 Placer Emigrant Gap Comment
  UCD43337  Carex luzulina var. luzulina C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-12 705 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  UC710481  Carex mariposana John Thomas Howell 1943-7-27 18876 Placer near Tahoe Pines (Lake Tahoe) Comment
  CHSC74135  Carex microptera Susi Urie 1998-8-28 98 -142 Placer Lake Tahor Basin Management Unit -- National Forest. Middle of Page Meadows; about 2 miles west of Lake Tahoe and Sunnyside. 2115 Comment
  UCD43304  Carex microptera C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-12 672 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  UCD43339  Carex microptera C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-12 707 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  UCD75672  Carex microptera Jennifer W. Burt; Kate Mawdsley, Belinda Lo 2006-7-25 252 Placer Sugarbowl active ski area, off Hwy 80 near Soda Springs - collected from center of 'Trailblazer' ski run. 2156 Comment
  CHSC73100  Carex nebrascensis L. P. Janeway 1998-8-6 5977 Placer Lake Tahoe Basin Management Unit - National Forest. North side of Blackwood Creek, 1.7 mi west of Lake Tahoe. Large meadow complex. 1938 Comment
  CHSC74450  Carex nebrascensis Susi Urie 1998-8-27 98 -121 Placer Middle of Page Meadows; about 2 mi west of Lake Tahoe and Sunnyside. 2121 Comment
  UCD43190  Carex nebrascensis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-20 559 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  JEPS73190  Carex nigricans Gladys L. Smith 1972-8-25 3409 Placer e-facing slope below Watson Memorial (tr. to Granite Chief) 2529 Comment
  CAS-BOT-BC119032  Carex pellita John Thomas Howell 1938-8-2 13998 Placer 5 miles N of Brockway. Comment
  CDA15952  Carex rossii G. F. Hrusa, J. Glazner 1999-7-17 15138 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  CHSC72321  Carex scopulorum var. bracteosa L. P. Janeway 1998-9-18 6345 Placer Small meadow just below the Pacific Crest Trail about 2.4 mi north of Barker Pass; draining into North Fork Blackwood Creek. 2365 Comment
  UCD42989  Carex spectabilis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 358 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  SEINET8121929 Image available Carex straminiformis A. A. Heller 1917-8-14 12927 Placer Mount Lincoln S of Summit Valley Comment
  CDA19560  Carex subfusca M. I. Wibawa, G. F. Hrusa (16044), J. Glazner 2002-5-22 215 Placer Forest Hill Divide; Hughes Mill, along Finning Mill Rd, ~ 3 mi N of Forest Hill Rd, ~ 3 mi E of Forest Hill. 1066 Comment
  CHSC92617  Carex subfusca G. F. Hrusa; J. Glazner 1997-8-3 14052 Placer Northern California. Sierra Nevada. Corner of Hwy 89 and Squaw Valley Rd. On periphery of main meadow. [Lat./long. on label is '39 12 N; 120 12 W']. 2000 Comment
  SD481  Carex subfusca Jul 1915 B 72 Placer Donner Comment
  SEINET4286147 Image available Carex subfusca K. Chung, Matson, S 2009-1 1071 Placer Lake Tahoe, north side. Comment
  UCD162535  Carex utriculata Steve Matson 2002-8-17 697 Placer nSNH; Tahoe north shore; Burton Creek watershed, near Tahoe City and North Tahoe High School. 2011 Comment
  UCD43068  Carex utriculata C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-19 436 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  CAS-BOT-BC115401  Carex utriculata Catherine Best 1938-8-2 14001 Placer 5 mi N of Brockway Comment
  UC1473  Carex utriculata W. H. Brewer 1863-8-27 2161 Placer near Knoxville; Truckee River Comment
  CHSC74894  Carex vesicaria Susi Urie 1998-8-27 98 -124 Placer Lake Tahoe Basin Management Unit. Middle of Page Meadows; about 2 mi west of Lake Tahoe and Sunnyside. 2121 Comment
  RSA0115170  Carex vesicaria Lyman Benson 1942-7-2 11269 Placer Highway junction 1 mile west of Truckee. Mt. Range: Sierra Nevada. 1828 Comment
  UC1729965  Carex vesicaria var. vesicaria L. P. Janeway, Eric Schroder 1998-9-16 6325 Placer about 3.7 mi sw of Lake Tahoe (southwestern border of Lily Lake, head of McKinney Creek, Homewood Quadrangle); Lily Lake, McKinney Creek 2164 Comment
  RSA51981  Carex whitneyi L. S. Rose 1940-6-1 40451 Placer Truckee River, 3 miles NW of Tahoe City. 1890 Comment
  UC1133493  Carex whitneyi L. S. Smith 1928-6-1 2260 Placer near Walker's (Blackwood); Tahoe Forest 1920 Comment
  SACT002751  Carya illinoinensis Josephine Van Ess 1977-10-7 Placer Collected at intersection with Mount Vernon Road. Fruits immature. Old home site. 353.7 Comment
  SACT002857  Castanopsis sempervirens Michael Baad 1977-6-2 Placer Collected on trailhead descending to North Fork of American River from south. 2 km northeast of westville and north of Forest Hill Divide Road. 853.0 Comment
  CAS-BOT-BC248951  Castilleja Lewis S. Rose 1944-7-10 44050 Placer Chambers Lodge, Lake Tahoe 1920 Comment
  RSA0027944  Castilleja John F. Emmel 1992-7-2 1229 Placer Carson Range ESE of Truckee; ridge 1.0 air mile south and 1.6 air mile east of Martis Peak. 2733 Comment
  OBI39813  Castilleja applegatei Joy H. Nishida 1985-7-10 771 Placer Homewood 1829 Comment
  SCFS5112  Castilleja applegatei F. Felix, Erica Krimmel 2013-5-19 9 Placer North Fork American River, 0.3 mile east Heath Falls overlook, on trail Comment
  UCD14628  Castilleja applegatei subsp. disticha Deanna Lynn Pfleger 1989-5-20 23 Placer California, Placer Co.; 30 miles from Auburn along Mosquito Ridge Road; 707 Comment
  JEPS86479  Castilleja applegatei subsp. pallida L. R. Heckard with J. Hickman and Alice Howard 1986-7-26 6556 Placer ca 5 mi se Donner Lake (slopes se of Tinker Knob, Sherman Chickering's Soda Springs holdings); Soda Springs 2529 Comment
  JEPS73657  Castilleja applegatei subsp. pinetorum L. R. Heckard with G. L. Stebbins 1973-6-18 3445 Placer about 2.5 road mi e Forest Hill (high above (n of) Middle Fork American River) 762 Comment
  JEPS88828  Castilleja applegatei subsp. pinetorum T. I. and F. M. Chuang 1991-6-29 7840 Placer 3.6 mi sw Iowa Hill (on road to Iowa Hill) Comment
  UC1713294  Castilleja applegatei subsp. pinetorum Katharine Brandegee Jul 1911 Placer Donner 2133 Comment
  UC174622  Castilleja applegatei subsp. pinetorum A. A. Heller 1909-7-16 9840 Placer Summit 2133 Comment
  SEINET13737416  Castilleja attenuata A. Beninghoff 1930-4-19 2864 Placer Newcastle. Comment
  UC1586062  Castilleja attenuata Barbara Ertter with David Thompson 1989-4-8 8159 Placer near Auburn State Recreation Area entrance (Iowa Creek Road, ca 2 mi from I-80, at creek crossing) 518 Comment
  UCR173771  Castilleja foliolosa George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-14 10717 Placer Northern Sierra Nevada Mountains foothills, 0.2 mile north of Forest Hill Road on Lake Clementine Rd., area northeast of Auburn on Forest Hill Divide 488 Comment
  JEPS9828  Castilleja miniata W. L. Jepson 1918-7-30 7732 Placer Tahoe; Lake Tahoe 1920 Comment
  UC198550  Castilleja miniata Katharine Brandegee Aug 12 1917-Aug 16 1917 Placer Donner Summit Comment
  CDA16803  Castilleja miniata subsp. miniata G. F. Hrusa, J. Glazner 2001-7-15 15942 Placer Sierra Nevada; N face of Crows Nest Pk. immed. W of Sugarbowl. 2316 Comment
  SBBG48681  Castilleja miniata subsp. miniata L. B. Towle 1974-7-12 Placer N of A.D.Hauser cabin, St Hwy 267, King's Beach, Lake Tahoe Comment
  UCD44516  Castilleja miniata subsp. miniata C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1882 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  UCR120236  Castilleja miniata subsp. miniata George K. Helmkamp, E. A. Helmkamp, A. Kerchner 1999-6-30 5065 Placer Northern Sierra Nevada Range, Truckee River, c. 4 mi upstream from Lake Tahoe; 1.1 mi south of Squaw Valley Road 1860 Comment
  CAS-BOT-BC240981  Castilleja pilosa Lyman Benson 1942-7-2 11253 Placer Junction U.S. 40 & U.S. 395, Truckee River Road to Lake Tahoe, Sierran Montane Forest, Sierra Nev. Mts. 1889 Comment
  RSA428395  Castilleja pilosa Wm Vortriede 1928-1 s.n. Placer Lake Tahoe. [El Dorado or Placer County] Comment
  POM42519  Castilleja pruinosa Marcus E. Jones 1882-6-27 s.n. Placer Emigrant Gap. Comment
  CHSC82695  Castilleja tenuis Lowell Ahart 2002-7-22 9899 Placer 50 yards northeast of the small natural lake, on the east side of the paved road to Lake Valley Reservoir, about 1/4 mile east of Yuba Gap and Highway 80. 1780 Comment
  UCD21897  Castilleja tenuis Beth Lowe Corbin 1982-8-5 258 Placer Onion Creek campground. 1841 Comment
  UCD150786  Ceanothus arcuatus J. Bisbee 2013-5-25 565 Placer Soda Springs Road; 1 mile west of where pavement ends; on south side of road. 2040 Comment
  UCD168258  Ceanothus arcuatus M. Bibbo 2017-7-21 201 Placer Tahoe National Forest, Chipmunk Ridge, ca. 1 mile as the crow flies SE of French Meadows Reservoir. 0.63 miles SW off of Forest Service Road 48 along the ridge. 1956 Comment
  CAS-BOT-BC47855  Ceanothus cordulatus Julia McDonald 1914-6-1 s.n. Placer Homewood Comment
  CAS-BOT-BC48713  Ceanothus cordulatus Brandegee 1889-7-1 9 Placer Donner Comment
  POM303018  Ceanothus cordulatus L. S. Rose 1944-7-11 44065 Placer Chambers lodge, Lake Tahoe. 1921 Comment
  RSA129722  Ceanothus cordulatus N. H. French 1934-5-24 361 Placer N Fork, N Fork American River, Colfax 1341 Comment
  SACT002892  Ceanothus cordulatus Josephine Van Ess 1980-7-23 Placer Grove of Sierra Redwoods. Collected along nature trail in park. Stiffly branched shrub open area in forest. Comment
  SBBG128618  Ceanothus cordulatus G. K. Helmkamp, E. A. Helmkamp 2012-6-19 19222 Placer Devil's Thumb Rd (Deadwood Rd), 1.2 mi S of its jct with Foresthill Rd 1648 Comment
  SEINET4560766  Ceanothus cordulatus George K. Helmkamp, E. A. Helmkamp 2012-1 16660 Placer Northern Sierra Nevada Mountains: Forest Hill Road, 22 miles northeast of the city of Foresthill. 2041 Comment
  UCD111380  Ceanothus cordulatus Beecher Crampton 1976-10-14 9318 Placer Blue Canyon airport area. 1524 Comment
  UCR242330  Ceanothus cordulatus George K. Helmkamp, E. A. Helmkamp 2010-7-28 16660 Placer Northern Sierra Nevada Mountains, Forest Hill Road, 22 miles northeast of the city of Foresthill 2041 Comment
  SEINET5339267  Ceanothus cuneatus C. Bell 1962-3-17 36 Placer 2 mi. east of Auburn; above north fork of American River. 244 Comment
  UCD112096  Ceanothus cuneatus var. cuneatus Daniel I. Axelrod 1983-9-18 E- 4 Placer just south of Nevada/Placer County border, by roadside on upper south slope of low ridge. 50 feet from summit, 100 yards SSE from top of Soda Springs ski lift (now abandoned.) Comment
  CAS-BOT-BC126853  Ceanothus fresnensis G. L. Stebbins 1976-7-6 C 7694 Placer Summit of Bunk Hill 2286 Comment
  SACT002924  Ceanothus integerrimus Michael Baad 1977-4-13 Placer 0.8 mile north of PLacer Hills Road on Milk Ranch Road leading to Bear River Camp. High road bank to the east of road, sunny slope. Comment
  UC1070709  Ceanothus integerrimus N. French 1934-5-24 69 Placer N. Fork of N. Fork American River Colfax quad., Tahoe National Forest 1341 Comment
  UCD111959  Ceanothus integerrimus A. S. Crafts 1926-5-1 799 Placer American River Canyon. Comment
  UCD112016  Ceanothus integerrimus Ray Prag 1973-8-15 s.n. Placer South side of Highway 80, at interchange east of Baxter. 1219 Comment
  UCD16104  Ceanothus integerrimus A. Bebensee 1984-5-13 s.n. Placer California. Placer County: 9 mi. NE of Auburn on Forest Hill Rd. West side of the road. Comment
  UCD21954  Ceanothus integerrimus Brian Vanden Heuvel 2002-7-3 159 Placer Tahoe National Forest. 1.2 road miles WSW of Foresthill on Forest Service Road 96. Large population on north side of road on steep hillside. Comment
  CAS-BOT-BC50761  Ceanothus integerrimus Eleanor C. Still 1964-5-14 s.n. Placer Near the American River Comment
  SEINET5339325  Ceanothus integerrimus T. Weaver 1974-9-22 s.n. Placer 10 miles west of Kyburz, Hgy 10 1219 Comment
  UCR47951  Ceanothus integerrimus var. californicus Susan Dakuzaku 1975-5-24 57 Placer Near intersection of Auburb-Foresthill Road and Spring Garden Road 915 Comment
  CDA14273  Ceanothus integerrimus var. macrothyrsus F. G. Andrews, T. Eichlin 1998-6-12 s.n. Placer Sierra Nevada; 6.5 mi. NE of Foresthill on Mosquito Ridge. 1304 Comment
  UCSB24043  Ceanothus lemmonii McMinn, H. 1931-6-26 Placer 8 mi. S of Grass Valley Comment
  UCD164638  Ceanothus oliganthus Brandi Sorensen 1995-6-1 23 Placer .73 kilometers northwest of Colfax. 671 Comment
  CAS-BOT-BC63355  Ceanothus prostratus Mary Elizabeth Jump 1939-6-11 s.n. Placer Towle, near Alta. Comment
  CAS-BOT-BC63400  Ceanothus prostratus John H. Thomas; Hazelle A. Thomas 1956-7-21 6225 A Placer Sierra Nevada. Vicinity of Donner Pass, about 80 mi. ne. of Sacramento. 2377 Comment
  CHSC9516  Ceanothus prostratus J. F. Goodwin 1971-7-10 155 Placer Beneath firs by small marshy creek approx. 1 mi. west of Lake Tahoe at end of Old County Road, 2.3 mi. sw of Cornelian Bay. 1981 Comment
  JEPS72616  Ceanothus prostratus Gladys L. Smith 1972-6-19 3170 Placer roadbanks about Alpine Meadows Tahoe City 1898 Comment
  JEPS81211  Ceanothus prostratus Douglas W. James Jr. 1973-5-27 123 Placer take Mosquito Ridge Road (it turns into Robertson Flats Rd) 24.7 mi from Forest Hill, turn right and go 0.7 mi to Placer County Redwood Grove parking area; Placer County Redwood Grove 1676 Comment
  POM153485  Ceanothus prostratus P. A. Munz 1928-6-25 11096 Placer Tahoe Camp, Lake Tahoe Comment
  POM260169  Ceanothus prostratus C. L. Hitchcock 1940-5-7 6330 Placer 1 mile west of Baxter. Comment
  UC1071286  Ceanothus prostratus J. E. Sowder 1933-4-28 59 Placer 3 mi sw Gold Run; Colfax Quad. Comment
  UCD40935  Ceanothus prostratus Sook Hong 1989-5-20 13 Placer location unknown. 1615 Comment
  POM86930  Ceanothus tomentosus Katherine Brandegee 1908-06 s.n. Placer Near Cape Horn. Comment
  SEINET3828341  Ceanothus tomentosus George K. Helmcamp, E. A. Helmkamp 2012-1 18946 Placer Northern Sierra Nevada Mountians Foothills: Finning Mill Road, 1.2 miles north of its junction with Forest Hill Road, 7.5'. 1103 Comment
  CAS-BOT-BC63178  Ceanothus velutinus var. velutinus Julia McDonald 1914-6-1 s.n. Placer Homewood. Comment
  CDA15292  Centaurea diffusa R. O'Connell, R. Kerr 1998-10-21 1142328 Placer Sierra Nevada; on I-80 0.25 mi. E of Cisco Grove exit. 0 Comment
  CDA32782  Centaurea diffusa Robin Breckenridge 2009-8-18 PDR# 1313573 Placer In the vicinity of Cisco Grove, in eastbound I-80 center divide, near the Cisco Grove exit. 0 Comment
  CDA17968  Centaurea maculosa K. Connolly 1999-10-8 PDR 1222845 Placer Sierra Nevada; E side Hwy. 89 at Alpine Meadows Rd. in Tahoe City. 0 Comment
  UCR233370  Centaurea maculosa George K. Helmkamp, E. A. Helmkamp 2011-8-26 18159 Placer Northern Sierra Nevada Mountains, Forest Hill Road, 3.6 miles east of its junction with Mesquite Road in the city of Foresthill 1402 Comment
  CDA7272  Centaurea maculosa T. C. Fuller 1964-9-1 12569 Placer Sierra Nevada; Sierra Nevada. N side of freeway, Interstate 80 from Donner Summit, just east of Hampshire Rocks. Comment
  CAS-BOT-BC288620  Centromadia fitchii J. Clausen 1932-9-16 654 Placer 1.5 miles E of Lincoln on the Gold Hill Rd from Auburn Comment
  CAS-BOT-BC288622  Centromadia fitchii John Thomas Howell 1929-10-4 4428 Placer On road to Colfax 1.5 miles from Auburn Comment
  UC518988  Centromadia fitchii J. Clausen 1932-9-16 650 Placer 2.8 mi from Auburn (on the Sacramento Road) Comment
  CDA36210  Cerastium glomeratum G. K. Helmkamp, E. A. Helmkamp 2009-3-11 14388 Placer Sacramento Valley; Ranch House Road, 0.2 mile south of Sheridan. Comment
  CDA36894  Cerastium glomeratum CDFA Staff 1995-5-12 s.n. Placer Dry Creek. 0 Comment
  UCD150310  Cerastium glomeratum James A. Neilson Jr. 1971-9-9 2602 Placer Tahoe Basin, Tahoe City, McBride's nursery (Tahoe Tree Company.) 1889 Comment
  NY418580  Cerasus kelloggiana M. E. Jones 1882-6-28 2693 Placer Emigrant Gap. Comment
  SEINET7347832  Cercis canadensis L. Munker No date specified 25 Placer 10 miles east of Auburn, U.S. 40 413 Comment
  UC1119684  Chaenactis douglasii var. douglasii N. French 1934-6-22 440 Placer 1/2 mi w of Lake Van Norden; Truckee 2286 Comment
  UC472232  Chaenactis douglasii var. douglasii Katharine Brandegee 1908-7-1 Placer summit above Lake Valley Comment
  UC90189  Chaenactis nevadensis C. F. Sonne 1893-8-1 Placer near Tinker's Knob; Sierra Nevada Mountains 2590 Comment
  UCD149381  Chaenactis nevadensis G. Ledyard Stebbins 1969-7-20 6949 Placer Ridge south of the North Fork of the American River, between Sailor Canyon and Wildcat Canyon. (Exact location unknown. Coordinates estimated by label maker.) 1950 Comment
  CAS-BOT-BC277777  Chaenactis nevadensis Carl Purdy 1927-9-1 s.n. Placer Lincoln Pk Comment
  JEPS81212  Chamaebatia foliolosa Douglas W. James Jr. 1973-5-27 116 Placer 7.5 mi from Forest Hill (off Auburn-Forest Hill Road, 11.2 mi from Highway 49) 655 Comment
  RSA3007  Chamaebatia foliolosa Carl B. Wolf 1931-9-11 2423 Placer 1 mile W of Gold Run, W slope Sierra Nevada. 915 Comment
  SBBG83434  Chamaebatia foliolosa N. Griffin 1975-5-24 18 Placer Spring Garden Rd and Auburn-Foresthill Rd intersection, 5 mi W of Foresthill Comment
  UC147578  Chamaebatia foliolosa Harriet A. Walker 1908-6-23 1225 Placer Blue Canyon 1432 Comment
  UC527364  Chamaebatia foliolosa C. B. Wolf 1931-9-11 Placer 1 mi w of Gold Run (Sierra Nevada); Sierra Nevada 914 Comment
  UCD75775  Chamaesaracha nana Ellen Dean; M. Bibbo, J. Poloske, M. Starbuck, K. Mawdsley 2008-7-20 5255 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, along road paralleling Southern Pacific RR tracks, just south of Lakeview Canyon and north of Emigrant Canyon, near railroad tunnel. 2063 Comment
  UC570790  Chamaesyce maculata H. L. Mason 1929-10-4 5451 Placer 1.5 mi above Auburn Comment
  JEPS103311  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart 2002-7-22 9886 Placer 50 yards NE of the small natural lake, on the E side of the paved road to Lake Valley Reservoir, ca 1/4 mile E of Yuba Gap and Highway 80. 1780 Comment
  SEINET3153750  Cheilanthes gracillima G. B. Grant 1906-7-15 7143 Placer About Lake Tahoe 2438 Comment
  UCD137431  Cheilanthes gracillima S. Rivas; M. Barbour, D. S. Mata and P. Rodriguez 1997-9-3 Placer Soda Springs. Soda Springs Road. Tahoe National Forest. American River Canyon. 1850 Comment
  UCD23228  Cheilanthes gracillima Beth Lowe Corbin 1982-8-9 287 Placer 2/3 mile southwest of Onion Creek campground. 1767 Comment
  UCD69353  Cheilanthes gracillima S. Rivas; M. Barbour, D. S. Mata and P. Rodriguez 1997-9-3 Placer Soda Springs. Soda Springs Road. Tahoe National Forest. American River Canyon. 1850 Comment
  JEPS89857  Cheilanthes gracillima Dean William Taylor 1971-7-22 1110 Placer on trail to Snow Mt. (ca. 3 mi. n. of Snow Mt.) 2133 Comment
  UCR200855  Chenopodium botrys George K. Helmkamp, E. A. Helmkamp 2008-9-15 14098 Placer Foothills, northern Sierra Nevada Mountains, along Mosquito Ridge Road, 3.1 miles southeast of Forest Hill 773 Comment
  UCD33394  Chloris verticillata Beecher Crampton 1967-7-26 8164 Placer 2.5 miles SW of Applegate, Interstate Hwy. 80, junction of Meadow Vista Road. 487 Comment
  CAS-BOT-BC497624  Chlorogalum angustifolium John Thomas Howell; Gordon H. True 1971-5-26 47627 Placer Northern limits of Lincoln 48 Comment
  UCD149518  Chlorogalum grandiflorum Belinda Lo; Jade Paget-Seekins 2012-6-11 CHGR 2012 0611 Placer Placer County; just west of road 14N25, 0.4 miles as the crow flies northwest of Pennsylvania Point, in the Ralston area of the Eldorado National Forest. 999 Comment
  CDA42828  Chondrilla juncea G. F. Hrusa, M. Pitcairn 2015-7-16 18651 Placer Sierra Nevada; Lake Clementine Rd., E of Auburn. 398 Comment
  UCD130412  Chondrilla juncea G. K. Helmkamp; E. A. Helmkamp 2007-9-14 12965 Placer Northern Sierra Nevada Mountains. Along Mosquito Ridge Road 15 miles east of Foresthill. 832 Comment
  CAS-BOT-BC279801  Chondrilla juncea T. C. Fuller 1965-10-11 14195 Placer Above Horseshoe Bar, Folsom Lake, e. end of Horseshoe Bar Rd., ca. 5 mi. e. of Loomis. Sierra Nevada 121 Comment
  CDA7386  Chondrilla juncea T. C. Fuller 1967-5-3 15764 Placer Southeast corner of overpass of Interstate 80. Penryn 0 Comment
  CDA7389  Chondrilla juncea T. C. Fuller 1965-10-15 14209 Placer Sierra Nevada; East side of Interstate 80 to Auburn just south of Penryn overpass, Penryn. Comment
  UC1135234  Chrysolepis sempervirens G. T. Nordstrom 1934-6-19 115 Placer 0.5 mi ne Texas Hill; Tahoe National Forest, Colfax Quad. 1554 Comment
  POM352123  Cichorium intybus Wm Martin 1971-9-10 20206 Placer Vicinity of Applegate, 7 miles E of Auburn. Comment
  CAS-BOT-BC284391  Cirsium arvense T. C. Fuller 1964-5-18 11980 Placer W. side of Dutch Flat Hwy, 0.8 mi. S. of Dutch Flat P.O. Comment
  JEPS126379  Cirsium scariosum var. americanum Steve Matson 1998-6-21 263 Placer nSNH; Martis Valley, about 4 miles SE of Truckee; Martis Creek Wildlife Area; 120 yards north of Highway 267. Comment
  CAS-BOT-BC438646  Cistanthe C. F. Sonne 1886-8-1 s.n. Placer Sierra Nevada Mountains. Mts above Coldstream 2590 Comment
  UCR208555  Clarkia affinis George K. Helmkamp, E. A. Helmkamp 2009-5-11 14670 Placer Sierra Nevada Mountains Foothills, Driver's Flat Road 0.8 mile south of its junction with Forest Hill Road, c. 8 miles (air) NE of Auburn 517 Comment
  RSA25331  Clarkia arcuata C. L. Hitchcock 1940-5-15 6410 Placer 6 miles N of Colfax Comment
  UCD41254  Clarkia arcuata Ellen Dean; Art Shapiro, Adrienne Shapiro 2003-5-12 1711 Placer East of Hwy 80 and town of Colfax, west side of the North Fork of the American River canyon. Along Iowa Hil Road, about 2.3 road miles east of junction with Canyon Way in town of Colfax. By sign that says Mineral Bar Area. 457 Comment
  RSA495975  Clarkia arcuata L. D. Gottlieb 1988-5-1 8805 Placer East of Colfax, on Iowa Hill Road, 2.3 miles east of junction with Canyon Road, or 0.7 mile west of bridge over North Fork American River; site is just beyond sign Auburn State Recreation Area Comment
  UC930772  Clarkia biloba A. A. Heller 1917-6-19 12746 Placer 4 mi e Colfax Comment
  CAS-BOT-BC163588  Clarkia biloba subsp. biloba Marcus E. Jones 1882-7-3 3340 Placer Colfax Comment
  UCD104459  Clarkia cylindrica J. F. Addicott 1965-5-15 82 Placer 2 miles from Colfax on road to Owl Hill. 548 Comment
  CAS-BOT-BC163365  Clarkia purpurea subsp. purpurea Gordon H. True 1971-7-2 6863 Placer Northern outskirts of Lincoln 48 Comment
  CAS-BOT-BC163366  Clarkia purpurea subsp. purpurea Gordon H. True 1971-6-9 6714 Placer Northern outskirts of Lincoln 48 Comment
  UC718181  Clarkia purpurea subsp. purpurea Carl B. Wolf 1937-6-11 8772 Placer 1 mi n Lincoln; Sacramento Valley 45 Comment
  UCD104945  Clarkia purpurea subsp. quadrivulnera K. O'Keefe 1995-6-4 s.n. Placer Along Forest Hill Road, about 10 miles E of Auburn, in the Sierra foothills. 500 Comment
  UCR194947  Clarkia purpurea subsp. quadrivulnera George K. Helmkamp, E. A. Helmkamp 2007-5-18 12037 Placer Northern Sierra Nevada Mountains Foothills, along the connection road from CA-49 to Forest Hill Road; 1.1 miles east of the crossing of the junction of the North and West Forks of the American River 229 Comment
  UC660017  Clarkia purpurea subsp. quadrivulnera Lincoln Constance 1941-5-28 2821 Placer 2 mi n Lincoln; Sacramento Valley 60 Comment
  UCSB4300  Clarkia purpurea subsp. quadrivulnera Constance, Lincoln 1941-5-28 Placer Two miles north of Lincoln; Sacramento Valley 60 Comment
  UC1949337  Claytonia exigua Barbara Ertter with David Thompson 1989-4-8 8174 Placer Iowa Creek Rd ca 2 mi from I-80 near entrance to Auburn State Recreation Area, at creek crossing; SW-facing slope Comment
  JEPS85826  Claytonia exigua subsp. exigua Barbara Ertter with David Thompson 1989-4-8 8171 Placer Iowa Creek Road near Auburn State Recreation Area entrance (at creek crossing, about 2 mi from I-80) 518 Comment
  SEINET5336354  Claytonia parviflora subsp. grandiflora C. Aarstad, Hugh N. Mozingo 1979-4-1 s.n. Placer Eldorado Creek near junct. W/No. fork of middle fork of American River; Mosquito Ridge Road to Grench Meadows. 518 Comment
  UCD14298  Claytonia parviflora subsp. parviflora Dan Cederquist 1984-5-22 14 Placer along the south side of Rollins Lake; Comment
  UC198907  Claytonia parviflora subsp. parviflora C. F. Sonne Jun 1896 Placer near Truckee Comment
  CDA37170  Claytonia perfoliata CDFA Staff 1975-4-17 s.n. Placer Loomis; David Takagishi property, northeast of the junction of Sierra College Blvd. & Interstate 80. 0 Comment
  UCR237458  Claytonia perfoliata subsp. mexicana George K. Helmkamp, E. A. Helmkamp 2012-2-23 18578 Placer Eastern edge Sacramento Valley, Newcastle, along CA-193 (Newcastle Hwy), 0.1 mile southeast of its junction with Langs Hill Road, west of the junction with I-80, SW of Auburn 279 Comment
  UCR250649  Claytonia perfoliata subsp. mexicana George K. Helmkamp, Mary Alice Barnes 2013-4-18 20375 Placer Northern Sierra Nevada Mtns Foothills, Iowa Hill Road, 1.8 miles west of the bridge over North Fork American River, 0.6 mi. (airline) east of I-80 at Colfax 544 Comment
  CAS-BOT-BC91456  Clematis lasiantha Annetta Carter 1937-4-25 1248 Placer Between Folsom and Auburn, 6.5 miles southeast of Loomis. 152 Comment
  POM247248  Clematis lasiantha Annetta Carter 1937-4-25 1248 Placer Between Folsom and Auburn, 6.5 miles SE of Loomis. 152 Comment
  JEPS26110  Collinsia parviflora Peter H. Raven 1958-6-14 13212 Placer w side Donner Pass 2164 Comment
  JEPS71696  Collinsia parviflora Gladys L. Smith 1972-6-20 3265 Placer Ward Peak summit; Sherwood Forest 2590 Comment
  SBBG27379  Collinsia parviflora C. L. Hitchcock 1995-5-14 6395 Placer Meier Ranch, ca. 6 mi N of Colfax Comment
  UCD162572  Collinsia parviflora Steve Matson 1998-6-23 236 Placer nSNH; Tahoe north shore; Snow Creek watershed, Tahoe Vista/Kings Beach; middle fork at big pine meadow. 1920 Comment
  JEPS59468  Collinsia parviflora Ezra Brainerd and Viola B. Baird 1915-7-10 206 Placer along Deer Park Rd Deer Park Rd; Sierra Nevada Mtns 1889 Comment
  UCD123672  Collinsia sparsiflora var. sparsiflora J. J. Geibel 1965-5-19 13 Placer on Dollarhide Road, 3.5 miles east of Pope Valley. 670 Comment
  POM147912  Collinsia tinctoria J. B. Feudge 1927-7-18 1764 Placer West of Emigrant Gap. 1524 Comment
  UCD21867  Collinsia torreyi Rex Palmer 1979-6-19 N 260 Placer Headwaters basin area of the North Fork of the American River Comment
  SEINET13406560  Collinsia torreyi M. J. Williams 1984-6-24 84- 64 -3 Placer E side of Hwy 20, near the intersection with the Diamond Creek Road. 1646 Comment
  UC495571  Collinsia torreyi var. wrightii Merle Randall 1930-6-17 Placer w of Donner Lake (above Cisco, Big Bend Ranger Station); Big Bend Ranger Station 1767 Comment
  CDA25005  Collomia grandiflora J. Glazner 2000-8-16 s.n. Placer Lake Tahoe; betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1889 Comment
  POM303022  Collomia grandiflora L. S. Rose 1944-7-21 44211 Placer Chambers lodge, Lake Tahoe. 1921 Comment
  UC52750  Collomia grandiflora W. A. Setchell 1901-7-9 Placer Cascades Lake Tahoe, Rubicon Park Comment
  UC1123648  Collomia heterophylla N. French 1934-6-15 413 Placer Scott Hill Tahoe National Forest, Colfax Quadrangle Comment
  UC1334175  Collomia heterophylla Thomas Morley 1946-5-31 597 Placer 300 yd ne Masonic Cemetary (shallow gully near small stream); Dutch Flat 1005 Comment
  UC147635  Collomia heterophylla Harriet A. Walker 1908-6-23 1246 Placer Blue Canyon Comment
  UCR193599  Collomia heterophylla George K. Helmkamp, E. A. Helmkamp 2007-5-30 12180 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 10.7 miles east of its junction with Forest Hill Road in Foresthill 588 Comment
  SEINET3696231 Image available Collomia heterophylla F. A. MacFadden 1934-7-1 12724 Placer Canyen Creek, Dutch Flat. Comment
  UCSB17514  Collomia heterophylla Hardham, Clare 1961-6-14 Placer Baxter; Rte. 40 Comment
  CHSC74244  Collomia linearis Susi Urie; Eric Schroder 1998-9-8 98 -284 Placer Lake Tahoe Basin--National Forest. Meadow complex on north side of Ward Creek about 3.1 mi west of Lake Tahoe and Sunnyside. 2017 Comment
  SEINET3163558  Collomia linearis G. B. Grant 1906-7-15 P 2 Placer about Lake Tahoe 2438 Comment
  POM74897  Collomia tinctoria Marcus E. Jones 1882-6-29 10086 Placer Emigrant Gap. Comment
  UC106901  Collomia tinctoria K. Brandegee Sept. 1888 Placer Blue Canyon Comment
  UC879804  Collomia tinctoria Alice Eastwood Jun 15 1912-Jun 19 1912 459 Placer Tahoe City Lake Tahoe Region Comment
  UC525852  Corallorhiza maculata Miss E. E. Morse 1934-5-4 Placer Towle Comment
  UCD14367  Corallorhiza striata Sutton 1984-5-1 16 Placer 4 miles down Blue Canyon Road off of Highway 50. 1371 Comment
  JEPS81484  Cordylanthus mollis subsp. hispidus Robert F. Holland 1982-8-16 1210 Placer 2 mi nw Rocklin (headwaters of Pleasant Valley Cr); Roseville Quadrangle, Spring Valley Comment
  JEPS60484  Cordylanthus pilosus subsp. hansenii T. I. Chuang and L. R. Heckard 1969-8-20 6733 Placer n side of city limit Auburn (on Hwy 49) Comment
  RSA151613  Cordylanthus tenuis subsp. tenuis R. C. Bacigalupi, Lincoln Constance, E. Nasir 1953-9-8 4355 Placer 1 mile southeast of Dutch Flat (really between Dutch Flat and Alta). 1037 Comment
  POM362038  Corethrogyne filaginifolia B. C. Templeton 1931-7-4 1526 Placer Near Meeks Bay, Lake Tahoe 2280 Comment
  CHSC96762  Cornus nuttallii M. I. Wibawa; G. F. Hrusa, J. Glazner 2002-5-22 227 Placer Forest Hill Divide. Placer County. UTM: 10S, 4329930 N, 0691823 E. Hughes Mill, along Finning Mill Rd, - 3 mi N of Forest Hill Rd, - 3 mi E of Forest Hill. 1066 Comment
  SEINET8083566  Cornus nuttallii W. Priest 1956-4-16 s.n. Placer On U.S. Highway 40 just west of Baxter. 1067 Comment
  SEINET8083588  Cornus nuttallii C. Troupe 1960-3-19 s.n. Placer North Fork American river 3 miles south of Auburn. 396 Comment
  CAS-BOT-BC212144  Cornus sericea Carl B. Wolf 1930-10-10 987 Placer 1 mile est of Cisco, Sierra Nevada 1828 Comment
  CDA12394  Cornus sericea G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8522 A Placer Lake Tahoe; N side of Ward Valley, 4 mi SW Tahoe City. Comment
  SBBG8909  Cornus sericea subsp. sericea E. R. Blakley 1960-9-4 3825 Placer hill 1 mi N of Carnelian Bay, Lake Tahoe 2072 Comment
  UC106045  Cornus sessilis T. Brandegee Sept. 1888 Placer Blue Canyon Comment
  POM148858  Corydalis caseana C. F. Sonne 1895-07 s.n. Placer Ravine on Truckee River, Sierra Nevada Comment
  CDA7467  Cosmos bipinnatus T. C. Fuller 1962-9-2 9625 Placer Highway 40 to Donner Summit, 2.6 miles east of Blue Canyon Road. 0 Comment
  UCD21712  Crepis Rex Palmer 1979-6-9 N 130 Placer Headwaters basin area of the North Fork of the American River 2438 Comment
  CAS-BOT-BC290350  Crepis acuminata Margaret Williams 1974-8-8 74 -Pl-35 Placer Murphy's Meadow, 5 miles southeast of Hirschdale 2316 Comment
  CAS-BOT-BC376520  Crepis bakeri subsp. bakeri A. A. Heller 1917-6-19 12742 Placer Emigrant Gap 1615 Comment
  JEPS126406  Crepis modocensis subsp. subacaulis Steve Matson 1998-6-1 256 Placer nSNH; Martis Valley, about 4 miles SE of Truckee; Martis Creek Wildlife Area; 100 yards north of Highway 267. Comment
  UC148921  Crepis occidentalis H. M. Hall 1910-7-4 8743 Placer n slope near Cisco; Sierra Nevada Mountains 1889 Comment
  UC485359  Crepis occidentalis Miss Helen D. Geis 1912-6 33 Placer Deer Park Comment
  POM17642  Crepis occidentalis subsp. conjuncta Marcus E. Jones 1882-6-30 2784 Placer Emigrant Gap. Comment
  UCD162528  Crepis occidentalis subsp. pumila Steve Matson 2005-7-3 1351 Placer nSNH; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; north of Highway 267, east of Martis Creek. 1780 Comment
  CHSC82604  Cryptantha affinis Lowell Ahart 2002-7-22 9880 Placer 50 yards northeast of the small natural lake, on the east side of the paved road to Lake Valley Reservoir, about 1/4 mile east of Yuba Gap and Highway 80. 1780 Comment
  UC112808  Cryptantha affinis Katharine Brandegee Placer near Cape Horn Comment
  UC78393  Cryptantha affinis Katharine Curran Sep 1888 Placer Blue Canyon Comment
Read comments
May 23 2013
  UC78514 Image available Cryptantha affinis C. F. Sonne 1886-7-4 Placer Truckee River Sierra Nevada Mountains Comment
  JEPS71507  Cryptantha echinella Gladys L. Smith 1972-6-20 3239 Placer Ward Peak, ridge from chairlift terminus to ultimate summit peak Ward Peak 2632 Comment
  JEPS126397  Cryptantha simulans Steve Matson 1997-8-17 810 Placer nSNH; Tahoe north shore; Snow Creek watershed, Tahoe Vista/Kings Beach; Middle Fork Snow Creek above golf course along trails. Comment
  UCD22124  Cryptantha simulans Rex Palmer 1979-6-21 N 381 Placer Headwaters basin area of the North Fork of the American River Comment
  UCD22120  Cryptantha torreyana Beth Lowe Corbin 1982-8-2 156 Placer Onion Creek Campground. South facing slope. Partial shade. In locally uncommon groups of about 25. In fine, sandy, granitic soil of mixed conifer forest. Annual herb, flowers white. 1841 Comment
  UC1046457  Cryptantha torreyana Rimo Bacigalupi and Lawrence Heckard 1951-8-9 3489 Placer 1.5 mi n Tahoe City (in canyon of Truckee River); Lake Tahoe Region, Truckee River 1828 Comment
  SCFS1192  Cymopterus terebinthinus E. Krimmel 2014-4-21 Placer NFAm. 200 yards south of Pt. Mariah warming hut Comment
  UCD60083  Cynodon dactylon Beecher Crampton 1957-5-7 3996 Placer 2 miles northeast of Lincoln, Thermalands Road. Comment
  UC193936  Cynoglossum grande C. F. Sonne May 1891 Placer woods below Auburn Comment
  UCR232622  Cynoglossum occidentale George K. Helmkamp, E. A. Helmkamp 2010-7-28 16636 Placer Northern Sierra Nevada Mountains, Forest Route 10 (Sugar Pine Rd.), 0.8 mile north of its junction with Forest Hill Road, 8.2 miles NE (34 deg. ) of Foresthill 1311 Comment
  SD260155  Cynosurus echinatus George K. Helmkamp, Mary Alice Barnes 2015-5-3 20478 Placer Northern Sierra Nevada Mountains Foothills: Mosquito Ridge Road, 4.7 miles south of Forest Hill Road, 1.8 mi. east (92a^z) of Foresthill (Forest Hill 7.5'Q) 829 Comment
  CAS-BOT-BC114548  Cyperus eragrostis K. L. Chambers 1982-6-26 4981 Placer Hwy 65, 1.5 mi N. of RR overpass just N of Roseville. Comment
  RSA92351  Cyperus niger var. capitatus Beecher Crampton 1952-11-9 922 Placer About 1.5 miles south of Meadow Vista, 6 miles east of Auburn Comment
  RSA92359  Cyperus niger var. capitatus Beecher Crampton 1953-11-4 1734 Placer Along an irrigation canal, Sunnybrook Hereford Farm, 2 miles north of Lincoln Comment
  SD237422  Cytisus scoparius G. K. Helmkamp, E. A. Helmkamp 2010-4-23 15930 Placer Sierra Nevada Mountains Foothills: Salmon Falls Road at the Salmon Falls crossing of the American River. 156 Comment
  CAS-BOT-BC190500  Dactylis glomerata Marcus E. Jones 1882-6-27 3283 Placer Emigrant Gap. Comment
  SACT000873  Dactylis glomerata D. Meyer 1983-7-16 Placer 1624.0 Comment
  UCD60282  Dactylis glomerata Collector unknown 1951-1 Placer Auburn Area. Comment
  UCR173269  Dactylis glomerata George K. Helmkamp, Elizabeth Helmkamp 2006-5-13 10432 Placer Northern Sierra Nevada foothills, 2.1 mi south of Auburn along Calif. Hwy 49 293 Comment
  UC718220  Damasonium californicum Carl B. Wolf 1937-5-12 8625 Placer 1 mi. n. Lincoln; Sacramento Valley 45 Comment
  CHSC74038  Danthonia californica var. americana Susi Urie 1998-8-26 98 -105 Placer Lake Tahoe Basin-National Forest. Eastern end of Page Meadows; about 1.5 mi west of Lake Tahoe and Sunnyside. 2121 Comment
  RSA655454  Danthonia californica var. americana Beecher Crampton 1955-7-13 2990 Placer 3.5 miles east of Baxter, along U.S. Highway 40. Comment
  UCD60965  Danthonia californica var. americana B. Crampton 1955-7-13 2990 Placer U.S. Hwy. 40, 3.5 miles east of Baxter. 1432 Comment
  UCD61005  Danthonia californica var. americana August L. Hormay 1932-7-7 Placer Upper Truckee River. Comment
  SEINET11111226  Daucus carota A. Ashton 1971-10-9 s.n. Placer E side of Auburn. 305 Comment
  RSA113242  Delphinium gracilentum E. K. Balls, Lee W. Lenz 1955-5-12 20472 Placer 0.8 miles W of El Dorado Placer County line, Hwy 49 to Auburn. 366 Comment
  CAS-BOT-BC177350  Delphinium nuttallianum G. K. Helmkamp; E. A. Helmkamp 2007-5-23 12060 Placer Northern Sierra Nevada Mountains: Humbug Canyon Road, 0.2 mile northwest of Forest Hill Road, generally southwest of Westville 1576 Comment
  CHSC11352  Delphinium nuttallianum Lowell Ahart 1962-7-14 Placer Near Ahart Camp, French Meadows. 1676 Comment
  UC854220  Delphinium nuttallianum Alice Eastwood 1912-6 490 Placer Deer Park Lake Tahoe region Comment
  UCD22181  Delphinium nuttallianum Rex Palmer 1979-6-20 N 281 Placer Headwaters basin area of the North Fork of the American River Comment
  UCD22187  Delphinium nuttallianum Rex Palmer 1979-6-9 N 166 Placer Headwaters basin area of the North Fork of the American River Comment
  UCD75695  Delphinium nuttallianum Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5144 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, along Emigrant Trail on the N side of the north fork of Cold Creek, forest clearing off trail. 2112 Comment
  UCD75696  Delphinium nuttallianum Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5145 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, along Emigrant Trail on the N side of the north fork of Cold Creek, forest clearing off trail. 2112 Comment
  UCD38471  Delphinium patens subsp. patens Beecher Crampton 1955-6-15 2875 Placer Head of Bunch Canyon. Comment
  CAS-BOT-BC116439  Delphinium patens subsp. patens Lillian S. Mott 1965-5-23 6578 Placer Near Foresthill Comment
  UC467786  Delphinium variegatum subsp. variegatum Francis Ramaley 1917-4-24 11141 Placer wooded hills Auburn Comment
  SBBG2319  Dendromecon rigida N. F. Sommer 1954-5-19 98 Placer Hwy 40, 2.1 mi E of Colfax Comment
  UC112869  Dendromecon rigida Katharine Brandegee 1908-6-5 Placer Magra Station Comment
  UCD44710  Deschampsia cespitosa C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 2076 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  UCD61224  Deschampsia cespitosa August L. Hormay 1932-7-8 Placer W side of Lake Tahoe, 6 miles S of Tahoe Tavern. Comment
  CAS-BOT-BC192430  Deschampsia cespitosa subsp. cespitosa Catherine Best 1981-8-1 s.n. Placer Big Meadow, about 3 miles south of French Meadows 1600 Comment
  CHSC74156  Deschampsia cespitosa subsp. cespitosa Susi Urie 1998-8-18 98 -076 Placer Lake Tahoe Basin-National Forest. About 0.2 mi north of Lake Tahoe; meadow complex between Kings Beach and Tahoe Vista. 1901 Comment
  CHSC96461  Deschampsia danthonioides Lowell Ahart; Brian Williams 2007-4-13 13668 Placer On the bottom of vernal pools, about 1/2 mile south of the Manzanita Cemetery, about 1/2 mile west of Gladding Road, about 2 3/4 miles north of Lincoln. 43 Comment
  SACT000913  Deschampsia danthonioides Michael Baad 1977-6-3 Placer Serpentine outcrop at Jeffery pine. 1.2 miles west of camp. 1219.2 Comment
  UCD43252  Deschampsia danthonioides C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-13 621 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  UCD62534  Deschampsia danthonioides August L. Hormay 1933-5-24 Placer West of Auburn. Comment
  CAS-BOT-BC201879  Deschampsia elongata Saichi Kawahara 1969-7-6 1433 Placer Swing near old cabin, east bank of Indian Creek, Mel Henderson Ranch 999 Comment
  RSA35129  Deschampsia elongata L. S. Rose 1944-7-26 44271 Placer Chambers Lodge, Lake Tahoe 1921 Comment
  SACT000932  Deschampsia elongata Michael Baad 1976-7-22 Placer Ascent of south-facing slope of Peak from trail to crest. Red fir forest and meadows. 2377.0 Comment
  SACT000934  Deschampsia elongata Michael Baad 1983-8-27 Placer On trail between lakes. 2072.64 Comment
  CDA12386  Descurainia incana G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8514 a Placer Lake Tahoe; Upper Ward Valley, 4 mi SW of Tahoe City. Comment
  UC128272  Descurainia incana Miss Harriet A. Walker 1908-7-25 1425 Placer Cisco 1798 Comment
  UCSB32011  Descurainia incisa 1885-06 Placer Sierra Nevada Mountains Comment
  CAS-BOT-BC43028  Descurainia incisa subsp. incisa Alice Eastwood 1909-1-1 120 Placer Lake Tahoe Region. Sunnyside. Comment
  JEPS59424  Descurainia incisa subsp. incisa Ezra Brainerd and Viola B. Baird 1915-7-5 144 Placer Squaw Valley; Sierra Nevada Mts. 1920 Comment
  UC147583  Dicentra formosa Harriet A. Walker 1908-6-24 1252 Placer Blue Canyon 1432 Comment
  UC855121  Dicentra formosa Marcus E. Jones, A. M. 1882-1-1 3302 Placer Emigrant Gap Comment
Read comments
Sep 7 2010
  UCD15659  Dicentra formosa Jessica Le 1989-6-3 18 Placer Off 174 freeway from Colfax city. 609 Comment
  CAS-BOT-BC402450  Dicentra formosa subsp. formosa Marcus E. Jones 1882-6-28 3302 Placer Emigrant Gap Comment
  CAS-BOT-BC402452  Dicentra formosa subsp. formosa A. A. Heller 1917-6-19 12732 Placer Emigrant Gap 1615 Comment
  UCD95493  Dicentra formosa subsp. formosa Amelie Blyth 1952-5-11 9- 7 Placer 4 miles W of Iowa Hill, on road from Colfax. 609 Comment
  POM97796  Dicentra formosa subsp. formosa Marcus E. Jones 1882-5-28 3302 Placer Emigrant Gap. Comment
  CAS-BOT-BC402585  Dicentra uniflora Gordon H. True 1965-5-18 1902 Placer Deer Creek trib. to Truckee River just north Squaw Valley 2133 Comment
  POM97784  Dicentra uniflora Marcus E. Jones 1902-7-9 s.n. Placer Castle Peak Comment
  UCD139226  Dichelostemma capitatum Craig P. Martz 1982-3-26 40 Placer east side of State Route 65, 1.5 miles north of Galding Road intersection, (1.16 mile north of Markham Ravine). 274 Comment
  SEINET8472303  Dichelostemma capitatum subsp. capitatum A. Streshley 1976-3-12 s.n. Placer South of Auburn, along the North Fork of the American River. 274 Comment
  SEINET8472306  Dichelostemma capitatum subsp. capitatum D. Buck 1959-3-27 6 Placer Along Hwy 40 just N of Colfax. 488 Comment
  SEINET8472352  Dichelostemma capitatum subsp. capitatum R. Adamson, M. Martin 1964-3-21 s.n. Placer Along the American River, ca 4 miles S of Auburn. 457 Comment
  SEINET8475399  Dichelostemma capitatum subsp. capitatum L. Munker 1962-1 34 Placer 3 miles S of Auburn, North Fork American River. 396 Comment
  SEINET8475422  Dichelostemma capitatum subsp. capitatum P. A. Lehenbauer 1937-4-11 s.n. Placer Auburn. Comment
  CHSC116937  Dichelostemma multiflorum M. Ocken; A. Centrae 2011-4-23 Placer Two miles north of the city of Lincoln, off Hwy 62. 49 Comment
  POM109908  Dichelostemma multiflorum Marcus E. Jones 1882-6-29 s.n. Placer Emigrant Gap. Comment
  RSA670112  Dichelostemma multiflorum Regina Putman 1997-4-19 4 Placer City of Rocklin, in grassy field north of Toys-R-Us. About 10 meters north of Toys-R-Us parking lot and 100 meters west of end of Five Star Boulevard. 67 Comment
  UC147599  Dichelostemma multiflorum Harriet A. Walker 1908-6-24 1276 Placer Blue Canyon 1432 Comment
  CAS-BOT-BC502643  Dichelostemma multiflorum R. Halliday; Wayne Roderick 1967-6-10 s.n. Placer North edge of Auburn 365 Comment
  POM163321  Dichelostemma multiflorum Rimo C. Bacigalupi 1926-5-29 1507 Placer along Luisslus? Heller Highway, 3 1/2 miles east of Colfax. Comment
  UCD139268  Dichelostemma volubile A. S. Crafts 1926-5-1 1817 Placer American River Canyon. Comment
  CAS-BOT-BC502803  Dichelostemma volubile Eliz. Parsons Hawver 1915-5-1 s.n. Placer Auburn Comment
  CHSC40988  Diplacus grandiflorus J. D. Jokerst 1984-6-23 2066 Placer Canyon of the Middle Fork American River in vicinity of road accessing the powerhouse site of the Placer Co Power Agency development. 1158 Comment
  SEINET14640303  Diplacus kelloggii C. L. Hitchcock 1940-1 6406 Placer 6 mi N of Colfax 762 Comment
  SEINET188372  Diplacus layneae C. L. Hitchcock 1940-1 6406 Placer 6 mi N of Colfax 762 Comment
  CAS-BOT-BC151674  Diplacus torreyi Mrs. Marian Campbell 1920-6-28 s.n. Placer Summit Comment
  SD237622  Diplacus torreyi G. K. Helmkamp, E. A. Helmkamp 2009-8-12 15425 Placer Sierra Nevada Mountains: Forest Hill Road, 20.5 miles ortheast of the city of Foresthill (Duncan Peak 7.5'Q) 1662 Comment
  SEINET14196675  Diplacus torreyi L. R. Miller 1934-7-8 s.n. Placer Cisco. Comment
  CAS-BOT-BC151682  Diplacus torreyi Rimo Bacigalupi; Alex Hawkes; Juan Hunziker; G. L. Stebbins; Daniel Zohary; Howard Stutz; Friedrich Ehrendorfer 1952-7-19 3862 Placer Near site of Monona Flat, on ridge between Indian Creek and North Fork of the American River, about 2 1/2 miles est of Iowa Hill 990 Comment
  CAS-BOT-BC151316  Diplacus tricolor Sterling Bunnell 1978-5-14 s.n. Placer Roseville, 1/2 mi. N of Western Electric Plant on Industrial Blvd. Comment
  SEINET6744632 Image available Disporum trachyandrum Marcus E. Jones 1882-1 Placer Emigrant Gap Comment
  UCD64336  Distichlis spicata Beecher Crampton 1956-7-17 3721 Placer Blue Canyon. 1432 Comment
  CAS-BOT-BC136198  Dodecatheon alpinum Alice Eastwood 1912-6-15 409 Placer Deer Park - Lake Tahoe Region Comment
  SEINET8561743  Dodecatheon hansenii F. Brunetti 1962-3-17 s.n. Placer 2 miles E of Auburn, above North Fork American River. 274 Comment
  RSA305929  Dodecatheon hendersonii Fay A. MacFadden 1934-3-30 12422 Placer Dutch Flat. Comment
  SEINET8561834  Dodecatheon hendersonii D. E. Brix 1962-3-17 s.n. Placer 3.5 miles NE of Auburn. 518 Comment
  JEPS14454  Downingia bicornuta var. picta R. E. Arp 1932-4-28 4 Placer Roseville Comment
  SJSU3255  Downingia montana R. L. Fisher 1959-8-10 Placer Yuba Gap; Placer & Nevada county boundary 1706 Comment
  UC149012  Downingia montana H. M. Hall 1910-7-3 8736 Placer near Emigrant Gap; Sierra Nevada Mountains 1645 Comment
  CAS-BOT-BC41236  Draba nemorosa M. E. Jones 1882-4-9 s.n. Placer Emigrant Gap. Comment
  CHSC41121  Draperia systyla J. D. Jokerst 1983-10-11 1919 Placer South of Big Grizzly Creek. Comment
  UCR231833  Draperia systyla George K. Helmkamp, E. A. Helmkamp 2010-8-14 16777 Placer Northern Sierra Nevada Mountains, American Hill Road (Forest Route 13), 4.7 miles south of its junction with Foresthill Road and just south of a creek crossing 1552 Comment
  UCR240924  Draperia systyla George K. Helmkamp, E. A. Helmkamp 2012-6-19 19251 Placer Northern Sierra Nevada Mountains, Foresthill Road, 5.2 miles east of Devil's Thumb Road 1773 Comment
  UC420565  Drymocallis glandulosa var. glandulosa Miss Helen D. Geis 1912-6 31 Placer Deer Park Comment
  SEINET6691334  Drymocallis hansenii P. B. Kennedy, S. B. Doten 1901-8-18 417 Placer Talbot's Home Camp, 7 miles from French Meadows Comment
  CHSC9520  Drymocallis lactea var. austiniae J. F. Goodwin 1971-7-10 152 Placer By creek approx. 1 mi. west of Lake Tahoe at end of Old County Road, 2.3 mi. sw of Cornelian Bay. 1981 Comment
  CAS-BOT-BC157899  Drymocallis lactea var. lactea F. Almeda 1993-7-25 7306 Placer Soda Springs in the Sierra Nevada about 15 miles from Interstate Hwy #80 due SE of Donner Pass 1920 Comment
  CAS-BOT-BC109479  Dudleya Saichi Kawahara 1969-5-24 823 Placer Overlooking north fork of the American River. Colfax-Iowa Hill Road between Dinner Tree and Windy Point. 585 Comment
  UCD15156  Dudleya cymosa Phyllis Adams 1982-4-24 22 Placer California, Placer Co.; in the American River Canyon; 365 Comment
  SD62102  Dudleya cymosa Darley F. Howe 1965-5-21 116 Placer Mouth of canyon on south side of north fork of American River below Forest Hill. Comment
  UC101043  Dudleya cymosa Mrs. M. M. Hardy 1893-1 Placer Comment
  CAS-BOT-BC428206  Dudleya cymosa subsp. cymosa Marcus E. Jones 1882-4-28 3346 Placer Emigrant Gap Comment
  UCR208541  Dudleya cymosa subsp. cymosa George K. Helmkamp, E. A. Helmkamp 2009-5-7 14610 A Placer Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 9.8 miles east of its junction with Forest Hill Road in Foresthill 433 Comment
  UCD149382  Dulichium arundinaceum G. Ledyard Stebbins 1969-7-20 6946 Placer South of North Fork of the American River. Sailor Meadow. (Exact location unknown. Coordinates estimated by label maker.) Comment
  CAS-BOT-BC113797  Dulichium arundinaceum L. S. Smith 1925-9-24 1738 Placer Jew Boy Range north of Cisco 1676 Comment
  UCD138102  Egeria densa W. B. McHenry 1961-7-31 s.n. Placer Reservoir west of Auburn. Comment
  UC838775  Eleocharis acicularis Ira L. Wiggins 1933-8-21 6787 Placer shores of lake near Tahoma; Lake Tahoe Comment
  CAS-BOT-BC113491  Eleocharis bella John Thomas Howell 1943-7-22 18707 Placer Summit Valley Comment
  CAS-BOT-BC113378  Eleocharis engelmannii A. A. Heller 1917-8-12 12874 Placer Southern Pacific reservoir W of Emigrant Gap. Comment
  JEPS102553  Eleocharis engelmannii Lowell Ahart 2001-10-10 9352 Placer French Meadows Reservoir, ca 1/4 mile NE of the boat or trail access area on the NW side of the reservoir, ca 3/4 mile SW of the bridge across the Middle Fork of the American River, ca 1 3/4 miles SW of Ahart Camp, ca 22 miles (air) NE of Forest Hill. 1591 Comment
  CAS-BOT-BC112912  Eleocharis macrostachya Saichi Kawaha 1969-7-6 1432 Placer Swing near old cabin, east bank of Indian Creek, Mel Henderson Ranch. 999 Comment
  JEPS14035  Eleocharis pachycarpa Rimo Bacigalupi, Alex Hawkes et al. 1952-7-19 3850 Placer 1/2 mi above bridge on the Colfax - Iowa Hill road, directly below Cape Horn station of S.P.RR North Fork American River 381 Comment
  POM313072  Eleocharis palustris Malcolm A. Nobs, S. Galen Smith 1949-8-21 1508 Placer Placer County: Marsh between sandy beach and Agate Bay, north end of Lake Tahoe Comment
  CHSC74317  Eleocharis quinqueflora Susi Urie 1998-8-29 98 -169 Placer Lake Tahoe Basin. Middle of Page Meadows; about 2 mi west of Lake Tahoe and Sunnyside. 2121 Comment
  CAS-BOT-BC492929  Elodea bifoliata Ramona Robison 2012-6-21 s.n. Placer Auburn State Recreation Area, along banks of Lake Clementine 219 Comment
  UCR229454  Elymus cinereus George K. Helmkamp, E. A. Helmkamp 2011-7-26 17898 Placer Northern Sierra Nevada Mountains, Bowman Lake Road, 0.9 mile north of its junction with CA Hwy 20, 0.85 mi. NE (23 deg. ) of Emigrant Gap and N of I-80 1434 Comment
  UCD22216  Elymus elymoides Beth Lowe Corbin 1982-8-18 373 Placer 1 1/4 miles SW of The Cedars. NE facing slope, 10% incline. Common. Mostly sun. In rocky, fine, sandy granitic soil of open white fir forest. Perennial forming moderately large bunches. Awns purplish. 1813 Comment
  UCD61533  Elymus elymoides August L. Hormay 1933-5-24 Placer West of Auburn. Comment
  SEINET10564689  Elymus elymoides Alan A. Beetle 1941-5-25 Beetle 2688 Placer 10 miles west of Colfax, sandy soil under Pinus ponderosa, and Quercus crysolepis. 762 Comment
  SACT001073  Elymus elymoides subsp. californicus James Grove 1977-7-15 Placer 2000.0 Comment
  SACT001076  Elymus glaucus D. Meyer 1983-6-5 Placer Roadside ditch. 829.056 Comment
  SACT001111  Elymus glaucus Josephine Van Ess 1977-4-27 Placer Collected at base of huge rocky cliff at intersection with Ophir Road. Moist ditch. 289.0 Comment
  SACT001115  Elymus glaucus Michael Baad 1976-8-7 Placer 2072.0 Comment
  UC1131678  Elymus glaucus N. French 1933-6-5 71 Placer e Rocklin; Sacramento Quadrangle, N. Fork of American River Comment
  UCD61770  Elymus glaucus subsp. glaucus Eric Brenner; John Hunter 1996-5-26 010 Placer Tahoe National Forest, along Forest Hill Rd at Mosquito Ridge at Volcano Canyon. 1870 Comment
  UCD44477  Elymus glaucus subsp. jepsonii C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1843 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  UCD62736  Elymus trachycaulus subsp. subsecundus R. Tofsrud 1947-7-12 42 Placer Placer County. 1524 Comment
  CDA13695  Elymus trachycaulus subsp. trachycaulus G. F. Hrusa, J. Glazner 1997-8-3 14055 Placer Sierra Nevada; Corner of Hwy 89 & Squaw Valley Rd. Uncommon perennial in dry, sandy areas. Openings within Pinus jeffryi/Abies concolor forest. Comment
  UCD44630  Elymus trachycaulus subsp. trachycaulus C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 1996 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  SACT001152  Elymus triticoides Josephine Van Ess 1977-5-20 Placer Collected near Duty Creek. Moist roadside. 85.4 Comment
  SACT001154  Elymus triticoides D. Meyer 1983-7-30 Placer Campground along Truckee river. 1853.18 Comment
  UCD96751  Enemion occidentale Ted Niehaus 1959-4-19 79 Placer 12 miles northwest of Foresthill on Shirttail Road to Colfax. Comment
  RSA448471  Epilobium Wm. Vortriede 1928-1 s.n. Placer Lake Tahoe. [El Dorado or Placer County] Comment
  OBI12060  Epilobium brachycarpum Robert F. Hoover 1967-9-5 10845 Placer Carnelian Bay, Lake Tahoe Comment
  CAS-BOT-BC171968  Epilobium canum subsp. latifolium Vincent Jones 1919-7-7 s.n. Placer Ridge above Bear Valley Comment
  CAS-BOT-BC171971  Epilobium canum subsp. latifolium Peter H. Raven 1956-8-4 10002 Placer Dirt road north of Emigrant Gap, Sierra Nevada 1493 Comment
  JEPS72759  Epilobium canum subsp. latifolium Gladys L. Smith 1972-8-25 3443 Placer glacial stairsteps above Squaw Valley (on trail to Granite Chief) 2225 Comment
  UCD105596  Epilobium canum subsp. latifolium G. L. Stebbins Jr.; R. Bacigalupi, F. Ehrandorfer, J. Hunziker, et al. 1952-7-20 5133 Placer Along Shirttail Creek, just above its junction with N Fork American River, along road from Colfax to Forest Hill. Comment
  UCD33849  Epilobium canum subsp. latifolium Beecher Crampton 1973-10-2 9024 Placer 2 miles west of Kingvale on Highway 80 westbound. Comment
  JEPS127456  Epilobium ciliatum subsp. ciliatum Steve Matson 1998-6-14 250 Placer nSNH; Martis Valley, about 4 miles SE of Truckee; Martis Creek Wildlife Area; north of Highway 267, west of Martis Creek. Comment
  JEPS59477  Epilobium ciliatum subsp. ciliatum Ezra Brainerd and Viola B. Baird 1915-7-23 219 Placer Tahoe City Sierra Nevada Mts. Comment
  POM46188  Epilobium ciliatum subsp. ciliatum I. E. Diehl 1902-7-7 s.n. Placer Colfax. Comment
  UCD22092  Epilobium ciliatum subsp. ciliatum Rex Palmer 1979-7-9 N 437 Placer Headwaters basin area of the North Fork of the American River. Comment
  CDA13696  Epilobium densiflorum G. F. Hrusa, J. Glazner 1997-8-3 14056 Placer Sierra Nevada; Corner of Hwy 89 & Squaw Valley Rd. Comment
  UCD43290  Epilobium hallianum C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-12 658 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  UCD44422  Epilobium hallianum C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1788 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  UCD44434  Epilobium hallianum C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1800 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  POM192609  Epilobium hallianum H. M. Hall 1910-07 8748 Placer Sierra Nevada: Soda Springs of the Yuba. 2043 Comment
  CHSC91617  Epilobium minutum M. I. Wibawa; G. F. Hrusa, J. Glazner 2002-5-22 213 Placer Forest Hill Divide. Hughes Mill, along Finning Mill Rd, +- 3 mi N of Forest Hill Rd, +- 3 mi E of Forest Hill. Serpentine flats adjacent to road. UTM: 10S, 4329930 N, 0691823 E. 1066 Comment
  CDA16812  Epilobium obcordatum G. F. Hrusa, J. Glazner 2001-7-15 15950 Placer Sierra Nevada; Hanging colony on vertical rock face of summit rock spire, Crows Nest Pk. immed. W of Sugarbowl. Perennial, flrws magenta. 2377 Comment
  UCD150700  Epilobium oregonense James A. Neilson Jr. 1970-8-26 1822 Placer Tahoe Basin, Ward Creek, plot 18. Comment
  MACF015287  Equisetum hyemale subsp. affine F. A. MacFadden 1933-7-11 0975 Placer Canyon Creek, Monte Vista dun. Placer Co., California Comment
  CHSC97759  Eragrostis pilosa var. pilosa Lowell Ahart 2007-11-13 14601 Placer On the strand of Camp Far West Reservoir, about 300 yards west of Bear River, about 1/8 mile east of McCourtney Road, about 5 1/2 miles (air) northeast of Sheridan. 73 Comment
  CAS-BOT-BC174291  Eremogone congesta var. suffrutescens A. A. Heller 1917-6-19 12741 Placer Emigrant Gap 1615 Comment
  JEPS126377  Eremogone kingii var. glabrescens Steve Matson 2004-8-1 1077 Placer Tahoe Basin west shore; Blackwood Canyon; 1/2 mile SE of Barker Pass. Comment
  UC1119825  Ericameria nauseosa var. speciosa G. F. Burks 1934-9-14 43 Placer Truckee River Tahoe National Forest, Truckee Quadrangle, Truckee River 1828 Comment
  UC73886  Ericameria nauseosa var. speciosa A. M. Carpenter 1893-8 Placer Comment
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Dec 11 2014
  RSA417737  Erigeron F. G. Mart 1934-07 s.n. Placer Red Mt. Comment
  UC197373  Erigeron barbellulatus C. F. Sonne 1888-7-29 Placer near Lake Tahoe; Sierra Nevada Mountains, Wards Peak 2590 Comment
  JEPS41461  Erigeron breweri var. breweri W. L. Jepson 1918-7-30 7722 Placer Lake Tahoe; Tahoe 1920 Comment
  UC895640  Erigeron breweri var. breweri Miss M. E. Parsons 1910-8-1 Placer Sunnyside Lake Tahoe, Sunnyside Comment
  CAS-BOT-BC296762  Erigeron coulteri A. A. Heller 1917-8-13 12879 Placer Summit Valley 2118 Comment
  UC195563  Erigeron coulteri C. F. Sonne 1884-8-24 Placer canon above Coldstream Comment
  UCD42844  Erigeron coulteri C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-23 210 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  JEPS41794  Erigeron coulteri C. F. Sonne 1888-7-1 157 Placer Donner Lake Sierra Nevada Mountains, Donner Lake Comment
  UC895854  Erigeron coulteri A. A. Heller 1917-8-13 12879 Placer 2118 Comment
  SD112284  Erigeron foliosus var. hartwegii Darley F. Howe 1965-5-21 4062 Placer Mouth of canyon on south side of north fork of American River near Forest Hill. 305 Comment
  JEPS59479  Erigeron glacialis var. glacialis Ezra Brainerd and Viola B. Baird 1915-7-25 221 Placer above Deer Park Inn (Garden of the Gods); Sierra Nevada Mts. 2133 Comment
  CAS-BOT-BC300829  Erigeron glacialis var. glacialis L. S. Smith 1926-6-10 1926 Placer Tahoe National Forest. Poorman Valley 1889 Comment
  CAS-BOT-BC295203  Erigeron inornatus A. A. Heller 1916-8-13 12895 Placer Summit Station 2133 Comment
  RSA794812  Erigeron inornatus var. inornatus George K. Helmkamp, E. A. Helmkamp 2011-8-26 18164 Placer Forest Hill Road, 26.1 miles east of its junction with Mesquite Road in the city of Foresthill 2020 Comment
  SEINET3246091  Erigeron inornatus var. inornatus G. K. Helmkamp, E. A. Helmkamp 2007-1 12628 Placer Northern Sierra Nevada Mountains: Southeast of Cisco Grove; along local road just before it passes under Interstate-80. 1743 Comment
  CDA15677  Erigeron peregrinus G. F. Hrusa, J. Glazner 1999-7-18 15227 Placer Lake Tahoe; betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1905 Comment
  UCR207111  Erigeron peregrinus subsp. callianthemus George K. Helmkamp, E. A. Helmkamp 2009-7-16 15230 Placer Sierra Nevada Mountains, Robinson Flat, a camping and day-use area at the junction of Forest Hill and Soda Springs Roads 2107 Comment
  CAS-BOT-BC259348  Eriogonum lobbii Alice Eastwood 1909-1-1 228 Placer Lake Tahoe Region. Squaw Creek Comment
  CAS-BOT-BC249044  Eriogonum lobbii var. lobbii George K. Helmkamp; E. A. Helmkamp 2010-7-28 16668 Placer Northern Sierra Nevada Mountains: Forest Hill Road, 1.6 miles west of the junction with Soda Springs Road at Robinson Flat 2040 Comment
  CAS-BOT-BC263701  Eriogonum luteolum var. pedunculatum Marcus E. Jones 1882-7-3 2840 Placer Colfax Comment
  POM117510  Eriogonum marifolium Marcus E. Jones 1882-6-28 s.n. Placer Emigrant Gap. Comment
  POM165486  Eriogonum marifolium George B. Grant 1906-7-20 s.n. Placer Lake Tahoe, Sierra Nevada Mountains [Placer or El Dorado County]. 1829 Comment
  CAS-BOT-BC263291  Eriogonum marifolium var. marifolium Alice Eastwood 1909-1-1 300 Placer Lake Tahoe Region. Deer Park Comment
  POM165343  Eriogonum nudum var. deductum Allen M. Carpenter 1892-08 s.n. Placer [No location data on label] Comment
  UCR233385  Eriogonum nudum var. deductum George K. Helmkamp, E. A. Helmkamp 2011-8-26 18163 Placer Northern Sierra Nevada Mountains, Forest Hill Road, 26.1 miles east of its junction with Mesquite Road in the city of Foresthill 2020 Comment
  CAS-BOT-BC261450  Eriogonum nudum var. nudum Mary P. Wells 1980-9-11 s.n. Placer West of Pioneer Way in forest, Tahoe City 1981 Comment
  SEINET11262479  Eriogonum nudum var. nudum Elizabeth Neese 1980-10-15 9986 Placer Nyack Rd exit on I-80.; 0 Comment
  SD248478  Eriogonum nudum var. oblongifolium George K. Helmkamp, Elizabeth A. Helmkamp 2012-9-25 19916 Placer Northern Sierra Nevada Mountains: junction of Nyack Road and I-80 in the Emigrant Gap area (Blue Canyon 7.5'Q) 1652 Comment
  UCR215982  Eriogonum nudum var. oblongifolium George K. Helmkamp, Amy Barnes 2009-7-12 15182 Placer Sierra Nevada Mountains, along Foresthill Road 10.3 miles northeast of the town of Foresthill 1370 Comment
  UCSB70078  Eriogonum nudum var. oblongifolium Helmkamp, G.; Helmkamp, E. 2007-9-14 Placer Foothills, northern Sierra Nevada Mountains: along Mosquito Ridge Road 6 miles east of Foresthill (Foresthill 7.5' Q) 610 Comment
  SDSU6798  Eriogonum nudum var. pubiflorum D. F. Howe 1959-8-1 2769 Placer 4 miles north of Auburn. 457 Comment
  SEINET3388560 Image available Eriogonum ovalifolium var. ovalifolium Marcus E. Jones 1897-5-23 Placer Watson Summit Comment
  JEPS111106  Eriogonum ovalifolium var. purpureum Steve Matson 2005-7-18 1405 Placer Martis Valley, southeast of Truckee, National Recreation Area, west of Highway 267 and Parking Picnic area. 39.3007 N, 120.1368 W; elevation 5845 ft. 1781 Comment
  UCD80662  Eriogonum prattenianum CNPS SN Foothill Team 2006-6-27 SNNR 0728 b Placer Placer Land Trust, Shutamul Parcel, along the Bear River. 305 Comment
  CAS-BOT-BC269937  Eriogonum spergulinum var. reddingianum Margaret Williams 1974-8-8 74 -Pl-3 Placer Murphy's Meadow, 5 miles southeast of Hirschdale 2316 Comment
  JEPS56323  Eriogonum spergulinum var. reddingianum W. L. Jepson 1918-7-30 7724 Placer near Tahoe City; Lake Tahoe 1920 Comment
  RSA0028930  Eriogonum umbellatum John F. Emmel 1997-7-25 1512 Placer Sierra Nevada, Donner Pass region; along Pacific Crest Trail south of Donner Pass, ca. 0.5 air mile SE of SE end of Lake Mary. 2287 Comment
  CHSC42122  Eriogonum umbellatum var. nevadense Lowell Ahart 1962-8-5 Placer On mountain side, about 1/4 mile west of Cisco Grove overpass, on the south side of Highway 80. 1722 Comment
  SD1349  Eriogonum umbellatum var. subaridum Victor Duran 1930-8-2 Placer Cedar Flat, White Mts. 2133 Comment
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Oct 19 2012
  UCD101503  Eriogonum umbellatum var. torreyanum Charlotte Pyle 1978-8-9 s.n. Placer east side of Silver Peak, about 1.5 miles northwest of Squaw Valley. 2346 Comment
  UC569819  Eriogonum ursinum B. Bolt 1934-7-16 121 Placer 1 1/4 mi se mouth of Serena Creek; Truckee Quadrangle 2042 Comment
  JEPS56203  Eriogonum ursinum Leland S. Smith 1914-8-11 Placer near Loch Leven (5 mi n of Cisco) 2133 Comment
  CAS-BOT-BC262325  Eriogonum vimineum D. L. Smith; G. L. Stebbins 1976-7-4 C 7687 Placer Southeast side of Ralston Ridge, sec 33 T14N R13E 1554 Comment
  CAS-BOT-BC262326  Eriogonum vimineum Catherine Best 1985-9-15 1144 B Placer At Sugar Pine Reservoir about 6 miles north of Foresthill 1158 Comment
  CAS-BOT-BC261916  Eriogonum wrightii var. subscaposum Henry M. Pollard 1936-7-1 s.n. Placer Rainbow Tavern, Donner region 1828 Comment
  RSA789733  Eriogonum wrightii var. subscaposum James R. Shevock 1985-8-9 11333 Placer Tahoe National Forest, Granite Chief Wilderness. Along trail 16E10 above Picayune Valley. 2200 Comment
  UC77464  Eriogonum wrightii var. subscaposum C. F. Sonne Sept. 1897 Placer above Donner Lake Comment
  UCR201908  Eriogonum wrightii var. subscaposum George K. Helmkamp, E. A. Helmkamp 2008-8-20 14023 Placer Northern Sierra Nevada Mountains, Donner Pass Road on the west side of Donner Pass and east of Norden 2149 Comment
  SEINET5332157  Eriogonum wrightii var. subscaposum P. B. Kennedy, Samuel Bradford Doten 1901-8-18 421 Placer French Meadows. Comment
  SEINET11938419  Eriogonum wrightii var. trachygonum L. S. Rose 1938-1 38259 Placer South Fork of Yuba River, Cisco 1615 Comment
  CAS-BOT-BC268484  Eriogonum wrightii var. wrightii L. S. Smith 1925-9-13 1733 Placer Tahoe National Forest. Deer Park 1950 Comment
  UCR194950  Eriophyllum lanatum var. achilleoides George K. Helmkamp, E. A. Helmkamp 2007-5-18 12021 Placer Northern Sierra Nevada Mountains Foothills, along Mosquito Ridge Road, 4.2 miles southeast of Foresthill 793 Comment
  CAS-BOT-BC301311  Eriophyllum lanatum var. croceum M. E. Jones 1882-6-27 s.n. Placer Emigrant Gap Comment
  CAS-BOT-BC301406  Eriophyllum lanatum var. grandiflorum L. S. Smith 1923-5-1 1829 Placer Tahoe National Forest. Forest Hill Divide 762 Comment
  CAS-BOT-BC301408  Eriophyllum lanatum var. grandiflorum Mrs. H. M. Mitchell 1923-4-26 s.n. Placer Gold Run Comment
  CAS-BOT-BC301413  Eriophyllum lanatum var. grandiflorum Lincoln Constance; Helen Sharsmith 1933-5-14 E 21 Placer Auburn Comment
  SEINET9262042  Eriophyllum lanatum var. grandiflorum George K. Helmkamp, Elizabeth Helmkamp 2013-1 20830 Placer Northern Sierra Nevada Mountains Foothills; Yankee Jims Road, 3.6 miles northwest of its junction with Forest Hill Road (Foresthill 7.5 Q) 463 Comment
  UC896358  Eriophyllum lanatum var. grandiflorum Alice Eastwood 1921-5-22 10582 Placer between Lincoln and Sheridan Comment
  CAS-BOT-BC308247  Eriophyllum lanatum var. integrifolium H. M. Hall 1910-7-4 8744 Placer South of snow shed at Cisco 1828 Comment
  UCD103072  Erodium botrys M. H. Mills 1996-4-12 131 Placer Corner of Eden Oaks Circle and Walden Lane, Loomis. 180 Comment
  SEINET8526744  Erodium botrys F. Brunetti 1962-3-17 s.n. Placer At Auburn. 518 Comment
  CDA37231  Erodium brachycarpum CDFA Staff s.n. Placer Nute Ranch, near Nute Road. 0 Comment
  SEINET8553197  Erodium cicutarium D. Erskine 1941-4-28 19 Placer Roseville 76 Comment
  SEINET8565538  Erodium cicutarium F. Brunetti 1962-3-17 s.n. Placer At Auburn. 518 Comment
  UCD127484  Eryngium castrense R. A. Blanchard 1931-5-9 2191 Placer Roseville. Comment
  CAS-BOT-BC54319  Erysimum capitatum Alice Eastwood 1912-6-15 398 Placer Lake Tahoe Region. Deer Park. Comment
  RSA101902  Erysimum capitatum G. B. Rossbach 1940-6-2 933 Placer Near NW shore Lake Tahoe. 1982 Comment
  UCD22373  Erysimum capitatum Rex Palmer 1979-6-20 N 277 Placer Headwaters basin area of the North Fork of the American River Comment
  UC188620  Erysimum cheiranthoides C. F. Sonne 1897-6-1 Placer w slope of mts. Washoe Mts. (along r.r.); Date as June 1897 Comment
  CAS-BOT-BC55099  Erysimum perenne N. French 1934-6-22 445 Placer 7/8 mile west of Dulzura Lake. 2286 Comment
  UCD150486  Erysimum perenne James A. Neilson Jr. 1971-5-27 2090 Placer Tahoe Basin, Brockway Springs. 1901 Comment
  SEINET13694331 Image available Erythranthe bicolor C. L. Hitchcock 1940-1 6398 Placer Meier Ranch, ca. 6 miles north of Colfax 762 Comment
  CHSC53069  Erythranthe guttata L. P. Janeway 1989-6-30 3444 Placer Plumas National Forest. Along rd 24N49Y ca 0.4 mi W of Crocker Cr and Beckwourth-Genesee Rd (6.8 mi N of Beckwourth and 0.3 mi N of Crocker Guard Station). Plumas National Forest. 1798 Comment
  UCD74355  Erythronium californicum G. Ledyard Stebbins 1968-4-7 6669 Placer Mosquito Ridge, east of Forest Hill. Along road, 2.7 miles northeast of turnoff to P.G. and E. dam and powerhouse. (Exact location unknown. Coordinates estimated by label maker. This location and elevation was taken from Stebbins's notebook, however, he also made a label with different label information that says: North Side of Mosquito Ridge, north of the Middle Fork of the American River. T14N, R12E, Section 30, elevation 3200 ft. The date on this label is 1 May 1968.) 853 Comment
  CAS-BOT-BC505234  Erythronium grandiflorum anonymous 1870-6-8 s.n. Placer Unspecified Comment
  UC843846  Erythronium multiscapideum C. L. Hitchcock 1940-5-7 6310 Placer ca 1 mi w Baxter Comment
  CDA11999  Erythronium purpurascens G. F. Hrusa 1995-5-2 12180 Placer Sierra Nevada; Near intersection of Mosquito Ridge Rd. and Jarvis Rd. on spur to Placer Redwood Grove. Comment
  HSC82613  Eschscholzia caespitosa Thomas W. Nelson, Jane P. Nelson 1979-4-11 4604 Placer Along N side of Douglas Blvd., 1 mi. S of junction with I-80 Comment
  SEINET13276770 Image available Eschscholzia californica George K. Helmkamp, E. A. Helmkamp 2009-1 14557 Placer Sierra Nevada Mountains Foothills: Forest Hill Road 0.8 mile east of its junction with CA-49 and the North and Middle Forks of the American River (Auburn 7.5' Q.) 277 Comment
  CAS-BOT-BC419537  Eschscholzia lobbii Gordon H. True 1971-4-9 6460 Placer Northern limits of Lincoln 48 Comment
  SD113752  Eschscholzia lobbii Darley F. Howe 1948-5-21 1917 Placer Comment
  CAS-BOT-BC310367  Eucephalus breweri Alice Eastwood 1909-8-1 287 Placer Lake Tahoe Region, Deer Park Comment
  CAS-BOT-BC310370  Eucephalus breweri A. A. Heller 1916-8-13 12908 Placer Summit hotel 2133 Comment
  CAS-BOT-BC310372  Eucephalus breweri M. E. Parsons 1910-7-21 s.n. Placer Ward Creek, Lake Tahoe Comment
  CAS-BOT-BC310374  Eucephalus breweri J. F. Emmel 1970-6-21 316 Placer Slope, 0.6 air mile s. of south end of Lake Mary, s. of Donner Pass 2286 Comment
  SJSU11797  Eucephalus breweri H. T. Harvey 1958-8-19 Placer Sugar Bowl 1 mi S of Donner Summit 2164 Comment
  UC201302  Eucephalus breweri A. A. Heller 1916-8-13 12908 Placer 2133 Comment
  UC485464  Eucephalus breweri Katharine Brandegee 1914-8-1 Placer Ellis Meadows Comment
Read comments
Dec 11 2014
  CAS-BOT-BC202526  Euphorbia C. L. Hitchcock 1940-5-7 6307 Placer Ca. 1 mile west of Baxter Comment
  CHSC59965  Euphorbia crenulata Gregg Riegel 1975-5-29 Placer Along creek; 3.8 miles west of Foresthill, off Foresthill-Auburn Road. 914 Comment
  UCR190713  Euphorbia serpillifolia George K. Helmkamp, E. A. Helmkamp 2007-9-14 12952 Placer Northern Sierra Nevada Mountains Foothills, along Mosquito Ridge Road 0.4 mile east of Foresthill 942 Comment
  CAS-BOT-BC312159  Eurybia integrifolia R. F. Hoover 1967-9-5 10827 Placer Carnelian Bay, Lake Tahoe Comment
  CAS-BOT-BC312162  Eurybia integrifolia Alice Eastwood 1909-1-1 235 Placer Squaw Creek Comment
  SEINET3141531  Eurybia integrifolia L. S. Rose 1938-9-14 38264 Placer S fork of Yuba Rv., 3 mi. E of Cisco 1737 Comment
  CAS-BOT-BC312177  Eurybia radulina C. F. Sonne 1883-9-16 147 Placer Truckee River, Sierra Nevada Mts. Comment
  JEPS126298  Eurybia radulina Steve Matson 1998-7-1 176 Placer Tahoe north shore; Snow Creek Watershed, Tahoe Vista/Kings Beach; Middle Fork Snow Creek above golf course. Comment
  CAS-BOT-BC312164  Eurybia radulina M. E. Parsons 1910-8-6 s.n. Placer Near entrance to Blackwood Canyon, Lake Tahoe Comment
  SEINET3828364  Fabaceae G. K. Helmkamp, E. A. Helmkamp 2011-1 17854 Placer Northern Sierra Nevada Mountains: Emigrant Gap Road, 0.1 miles west of its junction with US-80 0.65 mi NE (65 degrees) of Emigrant Gap. (Blue Canyon 7.5') 1590 Comment
  UC1131986  Festuca occidentalis G. T. Nordstrom 1934-6-19 119 Placer 0.5 mi ne Mouth of Monumental Creek; Tahoe National Forest, Colfax Quad. 1463 Comment
  SBBG59373  Festuca perennis M. N. Ackley -Jun-1925 17 Placer Penryn 191 Comment
  UCR258231  Festuca perennis George K. Helmkamp, Amy Barnes 2013-3-28 20235 Placer Eastern Sacramento Valley, NW edge of Sheridan, new section of Riosa Road, connecting new CA-65 with old CA-65 43 Comment
  SACT001199  Festuca subulata D. Meyer 1984-6-17 Placer Just south of bridge over American River 545.0 Comment
  SACT001208  Festuca viridula Michael Baad 1983-8-27 Placer 2072.64 Comment
  SEINET239050 Image available Festuca viridula G. K. Helmkamp, E. A. Helmkamp 1999-6-30 5097 Placer Northern Sierra Nevadas: Soda Springs Road .9 miles south of Donner Pass Road approaching Ice Lakes. 2104 Comment
  JEPS127516  Fragaria virginiana Steve Matson 1998-6-14 234 Placer nSNH; Tahoe North Shore; Snow Creek Watershed, Tahoe Vista/Kings Beach; west Fork Snow Creek; north edge of main boggy site. Comment
  CAS-BOT-BC447513  Fragaria virginiana var. platypetala anonymous 1906-7-15 s.n. Placer Tahoe Tavern Comment
  SEINET6699532  Fragaria virginiana var. platypetala Trevitt 1932-7-5 s.n. Placer Tahoe Vista, Lake Tahoe Comment
  HSC95743  Frangula californica Phyllis Adams 1982-5-9 39 Placer In American River Canyon along Hwy. 49 244 Comment
  CAS-BOT-BC55701  Frangula rubra subsp. obtusissima A. A. Heller 1917-6-19 12736 Placer Emigrant Gap 1615 Comment
  CAS-BOT-BC55704  Frangula rubra subsp. obtusissima Carl B. Wolf 1928-8-22 3433 Placer 1 mi. W. of Emigrant Gap 1636 Comment
  OBI6090  Frangula rubra subsp. obtusissima Carl B. Wolf 1930-10-11 1732 Placer W slope Sierra Nevada. Baxter's camp, 17 mi above Colfax 1158 Comment
  CAS-BOT-BC504556  Fritillaria atropurpurea Sherman Chickering 1974-1-1 s.n. Placer Near Soda Spring, Plants of the Sierra Nevada Comment
  UCD44563  Galium C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1929 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  RSA0039077  Galium aparine George K. Helmkamp, Mary Alice Barnes 2013-5-3 20466 Placer SW edge of Foresthill, Mosquito Ridge Road, 0.2 mile south of Forest Hill Road 974 Comment
  SEINET11298750  Galium aparine B. Eshelman, H. N. Mozingo 1979-3-31 s.n. Placer 5.3 miles East of Junction of Forrest Hills road. Comment
  JEPS72400  Galium bifolium Gladys L. Smith 1972-6-20 3268 a Placer Sherwood Forest Ward Peak (on flanks of peak) 2286 Comment
  POM67604  Galium bifolium Marcus E. Jones 1882-6-29 s.n. Placer Emigrant Gap. Comment
  UCD22289  Galium bifolium Rex Palmer 1979-6-20 N 343 Placer Headwaters basin area of the North Fork of the American River. Comment
  UCD42915  Galium bifolium C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 283 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  CAS-BOT-BC334225  Galium bolanderi George K. Helmkamp; Mary Alice Barnes; E. A. Helmkamp 2012-9-8 19808 Placer Northern Sierra Nevada Mountains: Forest Hill Road 10.4 miles NE of Hidden Treasure Road, 0.45 miles ESE of Whisky HIll 1677 Comment
  SEINET4691674  Galium bolanderi George K. Helmkamp, E. A. Helmkamp 2010-1 16799 Placer Northern Sierra Nevada Mountains: American Hill Road, 1.2 miles south of its junction with Foresthill Road. 1567 Comment
  UCR206857  Galium bolanderi George K. Helmkamp, E. A. Helmkamp 2009-7-16 15200 Placer Sierra Nevada Mountains, Foresthill Road, 20.3 miles northeast of the city of Foresthill 1704 Comment
  POM67470  Galium bolanderi Marcus E. Jones 1900-7-26 s.n. Placer Between [Barker?] and Emigrant gap. 1463 Comment
  CDA6665  Galium murale T. C. Fuller 1959-5-2 2407 Placer Warren Wilson property, Mt. Pleasant District, 5 miles northeast of Lincoln. 0 Comment
  UCD160266  Galium parisiense Chuck Hughes 2014-5-28 402 Placer Between Highway 49 and Canal Street in North Auburn. 439 Comment
  UCR193340  Galium porrigens var. tenue George K. Helmkamp, E. A. Helmkamp 2007-5-30 12178 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 10.7 miles east of its junction with Forest Hill Road in Foresthill 588 Comment
  UCD22293  Galium trifidum subsp. subbiflorum Beth Lowe Corbin 1982-8-9 284 Placer 1/2 mile SW of Onion Creek Campground. 1798 Comment
  UC1122680  Garrya fremontii C. R. Clar, N. French 1933-5-19 123 Placer Iowa Hill Road; Colfax Quad. 822 Comment
  UC876016  Garrya fremontii Marcus E. Jones, A. M. 1882-6-28 3301 Placer Emigrant Gap Comment
  SACT001231  Gastridium ventricosum D. Meyer 1983-7-24 Placer Moist, shady roadside. 1036.32 Comment
  SACT001235  Gastridium ventricosum D. Meyer 1984-6-23 Placer And the American River. Rocky riverbank. 352.0 Comment
  CAS-BOT-BC56265  Gaultheria ovatifolia Peter W. Fritsch; Catherine Bush; Boni Cruz 2008-7-1 1839 Placer Big Trees Trail in Placer Big Trees Grove, Foresthill Ranger District, Tahoe National Forest 1604 Comment
  JEPS59481  Gayophytum Ezra Brainerd and F. V. Baird 1915-7-23 227 Placer Tahoe City Sierra Nevada Comment
  SD247469  Gayophytum George K. Helmkamp, E. A. Helmkamp 2012-9-25 19896 Placer Northern Sierra Nevada Mountains: junction of Blue Canyon Road and Putt Road, just south of I-80, west of Emigrant Gap. 1634 Comment
  CDA15964  Gayophytum diffusum subsp. parviflorum G. F. Hrusa, J. Glazner 1999-7-17 15125 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  UCD103624  Gayophytum diffusum subsp. parviflorum G. K. Helmkamp; E. A. Helmkamp 2006-8-11 11215 Placer Northern Sierra Nevada Mtns; along Forest Hill Road, 8.7 miles northeast of Forest Hill. 1311 Comment
  UCR215981  Gayophytum diffusum subsp. parviflorum George K. Helmkamp, Amy Barnes 2009-7-12 15183 Placer Sierra Nevada Mountains, along Foresthill Road 10.3 miles northeast of the town of Foresthill 1370 Comment
  POM37952  Gayophytum heterozygum Marcus E. Jones 1882-7-3 s.n. Placer Alta Comment
  SD3703  Gentiana calycosa C. F. Sonne Sept. 1892 Placer Sierre Nevada Mts. [Above] Donner Lakes Comment
  UCD150769  Gentianopsis simplex James A. Neilson Jr. 1971-8-31 2564 Placer Tahoe Basin, top of Buck Lake. 2255 Comment
  UCD44024  Gentianopsis simplex C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-8-1 1390 Placer Lake Tahoe Basin. Comment
Read comments
Nov 8 2013
  SEINET8588377  Gentianopsis simplex P. A. Lehenbauer 1929-8-15 2603 Placer Watson Lake, 4 miles N of Tahoe City. Comment
  UC22774  Gentianopsis simplex W. H. Brewer 2153 Placer Squaw Valley Trail 2438 Comment
  RSA0028446  Geranium dissectum George K. Helmkamp, E. A. Helmkamp 2010-4-23 15904 Placer along Salmon Falls Road, at Miners Valley Rd., 4.5 miles south of junction with CA-49 at Pilot Hill. 287 Comment
  SD239773  Geranium dissectum George K. Helmkamp, E. A. Helmkamp 2012-5-5 18935 Placer Northern Sierra Nevada Mountains Foothills: Todd Valley Road, 1.2 miles south of its junction with Foresthill Road. 779 Comment
  UCR224246  Geranium dissectum George K. Helmkamp, E. A. Helmkamp 2010-4-23 15904 Placer Sierra Nevada Mountains Foothills, along Salmon Falls Road, at Miners Valley Rd., 4.5 miles south of junction with CA-49 at Pilot Hill 287 Comment
  SDSU7324  Geranium dissectum unknown 1946-5-21 Placer 457 Comment
  SD243152  Geranium molle George K. Helmkamp, E. A. Helmkamap 2011-4-10 17135 Placer Sacramento Valley: east of Sheridan just north of the junction of North Kilaga Springs Road and Kilaga Springs Road. 98 Comment
  JEPS59482  Geranium richardsonii Ezra Brainerd and Viola B. Baird 1915-7-12 228 Placer Donner Lake Sierra Nevada Mountains 1828 Comment
  UCD42916  Geum macrophyllum C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 284 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  CAS-BOT-BC459366  Geum macrophyllum Grant 1906-7-15 7022 Placer Tahoe Tavern, Lake Tahoe Comment
  JEPS127449  Geum macrophyllum var. perincisum Steve Matson 1997-7-25 132 Placer nSNH; Tahoe North Shore; Snow Creek Watershed, Tahoe Vista/Kings Beach; North Ave. Comment
  UCR121488  Gilia capillaris George K. Helmkamp, E. A. Helmkamp, A. Kerchner 1999-6-29 5021 B Placer Northern Sierra Nevada Range, N of Hwy I-80 at west exit to Donner Lake; opening to Negro Canyon 2134 Comment
  UCR218229  Gilia capitata subsp. mediomontana George K. Helmkamp, E. A. Helmkamp 2010-6-26 16408 Placer Sierra Nevada Mountains Foothills, Yankee Jims road along Brush Creek in Bunch Canyon, 2.8 miles southeast of its junction with Canyon Way, 2.75 mi. ENE (74 deg. ) of Applegate 476 Comment
  RSA0013386  Gilia leptalea subsp. leptalea George K. Helmkamp, E. A. Helmkamp 2010-7-28 16667 Placer Northern Sierra Nevada Mountains: Forest Hill Road, 1.6 miles west of the junction of Soda Springs Road at Robinson Flat 2040 Comment
  CHSC91619  Githopsis specularioides M. I. Wibawa; G. F. Hrusa, J. Glazner 2002-5-22 255 Placer Forest Hill Divide. Hughes Mill, along Finning Mill Rd, +- 3 mi N of Forest Hill Rd, +- 3 mi E of Forest Hill. On slopes above road. UTM: 10S, 4329930 N, 0691823 E. 1066 Comment
  JEPS111140  Githopsis specularioides Steve Matson 2005-4-17 1218 Placer Near Colfax, Stevens Trail to the North Fork of the American River Comment
  CHSC97767  Glinus lotoides Lowell Ahart 2007-11-13 14594 Placer On the strand of Camp Far West Reservoir, about 300 yards west of Bear River, about 1/8 mile east of McCourtney Road, about 5 miles (air) northeast of Sheridan. 73 Comment
  UCD66747  Glyceria borealis August L. Hormay 1932-7-8 Placer W side of Lake Tahoe, 6 miles S of Tahoe Tavern. Comment
  CAS-BOT-BC282691  Glyceria elata Saichi Kawahara 1969-7-6 1005 Placer West bank of Indian Creek, Mel Henderson Ranch 987 Comment
  CDA15668  Glyceria elata G. F. Hrusa, J. Glazner 1999-7-18 15214 Placer Lake Tahoe; Wooded slopes betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1889 Comment
  CHSC74166  Glyceria elata Susi Urie 1998-8-13 98 -034 Placer Lake Tahoe Basin-National Forest. Meadow along the south side of Ward Creek, about 1.5 mi west of Lake Tahoe and Sunnyside. 2097 Comment
  SACT001253  Glyceria elata Michael Baad 1983-7-23 Placer More than .25 mile on road west of US Highway 89 1828.8 Comment
  UCD32811  Glyceria elata Beecher Crampton 1964-7-21 7121 Placer Cisco Grove, US Hwy. 40. Comment
  UCR146849  Glyceria elata Beecher Crampton 1964-7-21 7121 Placer Sierra Nevada Mtns., Cisco Grove, US Hwy. 40 1723 Comment
  JEPS109981  Glyceria grandis Dean W. Taylor 2004-7-7 19175 Placer Truckee River, ca. 200 m below confluence with Bear Creek (Alpine Meadows Road), E side of river downslope from bike path 1886 Comment
  CAS-BOT-BC307363  Gnaphalium palustre Alice Eastwood 1909-1-1 87 Placer Ward Creek, Lake Tahoe region Comment
  CHSC74206  Gnaphalium palustre Susie Urie; Eric Schroder 1998-9-8 98 -297 Placer Lake Tahoe Basin--National Forest. Meadow complex on the north side of Ward Creek about 3.1 mi west of Lake Tahoe and Sunnyside. 2017 Comment
  UC710549  Gnaphalium palustre John Thomas Howell 1943-7-19 18583 Placer Summit Valley Comment
  UCD21883  Gnaphalium palustre Beth Lowe Corbin 1982-8-3 185 Placer Onion Creek campground. In fine, sandy, granitic soil, in a somewhat disturbed area in open meadow. Annual. Phyllaries whitish. Full sun. Southwest facing slope. Common. 1841 Comment
  UCR19394  Gnaphalium palustre George K. Helmkamp, E. A. Helmkamp 2012-9-25 19905 Placer Northern Sierra Nevada Mountains, Blue Canyon Road, 1.1 miles south of its intersection with I-80, c. 1/2 mi. south of Blue Canyon-Nyack Airport 1473 Comment
  CHSC84567  Gratiola ebracteata John Dittes 2003-5-25 2003 -24 Placer Sacramento Valley; approximately 3.3 air-miles south of Lincoln, 0.5 air-miles due east of intersection of State Highway 65 and 12-Bridges Exit. In beds of vernal pools. 39 Comment
  RSA739694  Gratiola ebracteata John Dittes 2003-5-25 2003 -24 Placer Sacramento Valley; approximately 3.3 air-miles south of Lincoln, 0.5 air-miles due east of intersection of State Highway 65 and 12-Bridges Exit. 40 Comment
  CHSC68032  Gratiola heterosepala James D. Jokerst 1986-4-14 2619 Placer Johnson Ranch, N of Douglas Rd. and E of Hwy. 80. Comment
  JEPS41921  Grindelia hirsutula L. S. Smith 1926-5-30 1875 Placer w slope Colfax Road; Tahoe National Forest 762 Comment
  UC1118570  Grindelia hirsutula N. French 1933-6-6 74 Placer near Newcastle; Sacramento Quad. Comment
  UCR194702  Grindelia hirsutula var. davyi George K. Helmkamp, E. A. Helmkamp 2007-5-30 12207 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 8.5 miles east of its junction with Forest Hill Road in Foresthill 488 Comment
  SEINET11262438  Grindelia hirsutula var. davyi K. L. Chambers 1982-6-26 4979 Placer Hwy 65, 1.5 miles north of railroad overpass just north of Roseville. On Industrial Way near the railroad tracks.; 0 Comment
  UC2042515  Hackelia nervosa Holly Forbes and Barbara Keller 2010-7-13 Placer Tahoe National Forest, at Chalet Road near the intersection of road to parking area and Subway Lift at Alpine Meadows Ski Resort Comment
  UC24778  Hackelia velutina Mrs. M. M. Hardy 1893-1 Placer Comment
  UC480844  Helenium bigelovii Katharine Brandegee 1883-8-1 Placer Cisco Comment
  POM359761  Helenium puberulum Wm. Martin 1971-9-10 20238 Placer 1 mile east of Weimar on Hwy 80 610 Comment
  UCD21773  Helianthella californica Rex Palmer 1979-6-9 N 161 Placer Headwaters basin area of the North Fork of the American River 2255 Comment
  UC1069445  Helianthella californica subsp. nevadensis C. W. Hanks 1934-10-12 125 Placer 1 1/2 mi sw Truckee; Tahoe National Forest, Truckee Quadrangle Comment
  POM260044  Helianthella californica var. nevadensis C. L. Hitchcock 1940-5-14 6392 Placer Meier Ranch, 6 miles north of Colfax. 762 Comment
  UCR190223  Helianthella californica var. nevadensis George K. Helmkamp, E. A. Helmkamp 2007-8-1 12648 Placer Northern Sierra Nevada Mountains, Donner Pass Road between Donner and Norden, about 0.2 mile east of the Nevada Co. border 2151 Comment
  CAS-BOT-BC314974  Hemizonella minima H. M. Hall 1910-7-11 8760 Placer Cisco Butte, Sierra Nevada Mountains 1981 Comment
  SEINET3147513  Hemizonella minima L. S. Rose 1940-5-29 40411 Placer 3 mi NE of Emigrant Gap 1676 Comment
  RSA453730  Heracleum maximum B. C. Templeton 1931-7-4 1527 Placer Near Meeks Bay, Lake Tahoe 2280 Comment
  UC24121  Hesperochiron californicus Mrs. M. M. Hardy 1893-1 Placer Comment
  JEPS71478  Hesperochiron pumilus Gladys L. Smith and Betsy Wilson June 1971 3036 Placer 5 mi. w. Lake Tahoe (Alpine Meadows, Ward Peak); Ward Peak, Alpine Meadows 2438 Comment
  CHSC82577  Heterocodon rariflorum Lowell Ahart 2002-7-22 9883 Placer About 40 yards northwest of the small natural lake, on the east side of the paved road to Lake Valley Reservoir, about 1/4 mile east of Yuba Gap and Highway 80. 1774 Comment
  UCD133036  Heterotheca grandiflora Collector Unknown Date Unknown s.n. Placer Exact location unknown. Comment
  UCD21703  Heterotheca villosa Beth Lowe Corbin 1982-8-13 346 Placer 3/4 mile west of The Cedars, in meadow. Ray and disc flowers yellow. Mostly sun. South facing slope, 15% incline. Occasional. 1676 Comment
  UC87435  Heterotheca villosa var. minor T. S. Brandegee Jul 1889 Placer Donner Comment
  UC1127197  Heuchera G. T. Nordstrom 1934-6-18 106 Placer n slope of Texas Hill; Tahoe National Forest 1584 Comment
  CHSC91531  Heuchera micrantha G. F. Hrusa 1995-5-20 Placer Sierra Nevada. Cliffs above North Fork of Middle Fork of the American River, approx. 3 km. east of Mosquito Ridge Rd. crossing. [Lat./long. on label is '39 1 N; 120 47 W']. 600 Comment
  UCD22652  Heuchera micrantha Charles Olson 1983-6-3 16 Placer On Mosquito Ridge Road. 14 miles from Auburn-Foresthill Rd.-Foresthill. Located mostly in rocks. 914 Comment
  UCR242399  Heuchera micrantha var. erubescens Susan Boshoven 1983-5-30 9 Placer Sierra Nevada Mtns., Mosquito Ridge Road, 13.5 miles from Forest Hill Rd. and Mosquito Ridge intersection 1220 Comment
  SEINET6032034  Heuchera rubescens P. B. Kennedy 1901-8-10 s.n. Placer Devils Cliff, Soda Springs. Comment
  CAS-BOT-BC319603  Hieracium albiflorum Alice Eastwood 1909-1-1 193 Placer Sunnyside Comment
  JEPS36579  Hieracium albiflorum L. S. Smith 1927-8-5 2143 Placer Robertson Flat Tahoe National Forest (n slope) 2346 Comment
  UCD132317  Hieracium albiflorum Rex Palmer 1979-1 N 890 Placer Headwaters basin area of the North Fork of the American River Comment
  SEINET11259305 Image available Hieracium albiflorum F. H. Hillman s.n. Placer Between Truckee and Lake Tahoe Comment
  SEINET11259306 Image available Hieracium albiflorum F. H. Hillman s.n. Placer Between Truckee and Lake Tahoe Comment
  UCR176266  Hieracium scouleri George K. Helmkamp, E. A. Helmkamp 2006-8-11 11207 Placer Northern Sierra Nevada Mtns foothills, along the road to Clementine Lake, 0.8 mile north of Forest Hill Rd 422 Comment
  RSA483124  Hirschfeldia incana Wm. Martin 1971-9-11 20287 Placer 1 mile south of Auburn on Hwy. 49, North Fork of American River. Comment
  SEINET238860 Image available Holcus lanatus Beecher Crampton 1952-11-9 929 Placer 6 miles east of Auburn 1 mile south of Meadow Vista. 457 Comment
  UCD36120  Holcus lanatus Beecher Crampton 1952-11-9 920 Placer Placer County, 6 miles east of Auburn, about 1.5 miles south of Meadow Vista. 457 Comment
  UC114718  Holodiscus discolor C. F. Sonne 1886-7-17 Placer along Truckee River, Placer Co. Comment
  CAS-BOT-BC150012  Holodiscus discolor var. discolor Elizabeth Parsons Hawver 1911-8-19 s.n. Placer At base of Ellis Peak, Lake Tahoe region Comment
  CAS-BOT-BC150014  Holodiscus discolor var. discolor J. W. Stacey 1922-7-27 13 Placer Truckee River between Truckee and Tahoe City Comment
  UCD75754  Holodiscus discolor var. glabrescens Ellen Dean, M. Starbuck,; K. Mawdsley, G. Harrington, M. Bibbo, J. Poloske 2008-7-20 5221 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, ridge between Southern Pacific RR tracks and railroad tunnel to the west of Lakeview Canyon, ridge to the southwest of disturbed off-road vehicle area. 2284 Comment
  SACT001307  Hordeum brachyantherum D. Meyer 1983-8-7 Placer Tahoe City along east bank of the Truckee River. 1879.0 Comment
  SACT001312  Hordeum brachyantherum D. Meyer 1984-8-26 Placer 1660.0 Comment
  UCD44015  Hordeum brachyantherum C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-11 1381 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  UCD44601  Hordeum brachyantherum C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 1967 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  UC1132110  Hordeum brachyantherum subsp. brachyantherum B. Bolt 1934-7-16 166 Placer 1/2 mi s Lost Emigrant Mine; Truckee Quad., Tahoe National Forest Comment
  SACT001322  Hordeum californicum Josephine Van Ess 1980-6-20 Placer Collected on south side of road east of parkingarea about 1.25 mile east of highway. 4146.0 Comment
  SACT001336  Hordeum geniculatum D. Meyer 1983-5-7 Placer Along road. 161.0 Comment
  SACT001348  Hordeum jubatum D. Meyer 1983-8-7 Placer East bank. 1879.0 Comment
  SACT001383  Hordeum leporinum D. Meyer 1984-5-28 Placer Next to orchard. 206.0 Comment
  UCR258540  Hordeum murinum subsp. glaucum George K. Helmkamp, Amy Barnes 2014-3-21 22634 Placer Sacramento Valley, Riosa Road at the east side of its junction with CA-65, just west of Sheridan 33 Comment
  HSC10202  Hordeum murinum subsp. leporinum L. M. Malloy 1965-4-17 26 Placer 5 mi. S of Auburn, 1/2 mi. E of Scott's Corner off of County Rd. P. 58. Comment
  SEINET6758962  Horkelia fusca subsp. parviflora L. R. Miller 1934-7-8 s.n. Placer Cisco Comment
  CAS-BOT-BC205641  Horkelia fusca var. parviflora James R. Shevock 1985-8-9 11339 Placer Western slope of the Northern Sierra Nevada. Tahoe National Forest, Granitie [Granite] Chief Wilderness. Along trail 16E10 in Picayune Valley 2050 Comment
  CAS-BOT-BC537866  Horkelia fusca var. parviflora David D. Keck 1938-8-10 4905 Placer Tahoma Resort, Lake Tahoe 1905 Comment
  SEINET9349643  Horkelia tridentata Unknown 2009-5-11 14651 Placer Sierra Nevada Mountains Foothills Comment
  SEINET6767889  Horkelia tridentata M. J. Williams 1986-6-19 86- 64 -3 Placer Sierra Nevada; S of I-80, near Cisco Grove. 1743 Comment
  CAS-BOT-BC537949  Horkelia tridentata var. tridentata Margaret J. Williams 1986-6-9 86- 64 -3 Placer South of I-80 near Cisco Grove. 1743 Comment
  UCD106040  Hosackia incana Richard Hanes 2001-4-30 300 Placer Garret Rd. 944 Comment
  UCD38938  Hosackia oblongifolia Beecher Crampton 1961-9-27 6021 Placer 1 mile north of Blue Canyon. 1430 Comment
  JEPS126284  Hydrophyllum capitatum var. alpinum Steve Matson 1998-5-19 191 Placer nSNH; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; north of Highway 267, west of Martis Creek. Comment
  POM260118  Hydrophyllum occidentale C. L. Hitchcock 1940-5-7 6317 Placer 1 mile west of Baxter. Comment
  UC880777  Hydrophyllum occidentale C. L. Hitchcock 1940-5-7 6317 Placer ca 1 mi w Baxter Comment
  CAS-BOT-BC400938  Hypericum anagalloides John Thomas Howell 1943-7-26 18857 Placer Sugar Bowl nw. of Mt. Lincoln Comment
  SBBG72738  Hypericum anagalloides M. N. Ackley -Jun-1925 379 Placer Summit 2139 Comment
  UCD44449  Hypericum anagalloides C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1815 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  CAS-BOT-BC400935  Hypericum anagalloides B. C. Cain 1925-8-15 21 Placer 2 mi south of Auburn near Wise Power House Comment
  SD51286  Hypericum mutilum Darley F. Howe 1961-8-8 3136 Placer 4.0 miles north of Auburn. 456 Comment
  JEPS111141  Hypochaeris glabra Steve Matson 2005-4-17 1217 Placer Near Colfax, Stevens Trail to the North Fork of the American River Comment
  CAS-BOT-BC312895  Hypochaeris glabra Leland S. Smith 1926-5-23 s.n. Placer Forest Hill Divide, south of Colfax Comment
  CHSC3557  Ilex cornuta Gary Dutton 1966-2-19 62 Placer 227 Donner Ave. Roseville, Calif. in front yard. Comment
  RSA129914  Ipomoea purpurea P. H. Raven 1954-8-27 7963 Placer Penryn. Comment
  UC52527  Ipomopsis aggregata J. A. De Cou Aug 1900 426 Placer McKinneys Tahoe Comment
  UCD21976  Ipomopsis aggregata Rex Palmer 1979-7-25 N 699 Placer Headwaters basin area of the North Fork of the American River Comment
  UCR207123  Ipomopsis aggregata subsp. formosissima George K. Helmkamp, E. A. Helmkamp 2009-7-16 15220 Placer Sierra Nevada Mountains, Forest Hill Road, 26.1 miles northeast of the city of Foresthill, c. 3/4 mi. NW of Sailor Flat 2020 Comment
  CAS-BOT-BC133613  Iris hartwegii G. E. Poore 1913-4-30 188 Placer Tahoe National Forest, Quaker Hill Comment
  SDSU330  Iris hartwegii D. F Howe 1965-5-20 4058 Placer Canyon on south side of north fork of American River, between Forest Hill and Yankee Jims. Comment
  SEINET8752696  Iris hartwegii D. T. Erskire 1941-4-25 2 Placer Bear River Canyon 1067 Comment
  UCD23395  Iris hartwegii Toni Grant 1977-5-28 34 Placer Pale yellow flowers in scattered groups, partial to full sun. 2 miles SE of Auburn Foresthill Rd. on Mosquito Ridge Rd. Intersection is 20 miles NE of Auburn Foresthill Bridge. Comment
  CDA15985  Isoetes nuttallii G. F. Hrusa, J. Glazner 1999-7-17 15170 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  SEINET5338184  Isopyrum occidentale L. Smith 1979-4-12 s.n. Placer About 2 miles north on Lake Clementine Rd.- off Forest Hill Rd. towards Forest Hill. 305 Comment
  CAS-BOT-BC324811  Iva axillaris J. C. Henderson; R. L. Reeves 1970-10-21 s.n. Placer Fairgrounds, Auburn, Sierra Nevada 365 Comment
  SEINET9304862  Iva axillaris Unknown 1956-7-17 3720 Placer Blue Canyon Comment
  CAS-BOT-BC340263  Jensia rammii C. L. Hitchcock 1940-5-14 6394 Placer Meier Ranch, ca. 6 miles north of Colfax 762 Comment
  SACT002748  Juglans hindsii Josephine Van Ess 1979-7-10 Placer American River. Collected at old home site in horsetrail north of Rattlesnake Bar. Vernal stream bed. No nuts found. 176.8 Comment
  UCD33732  Juncus articulatus subsp. articulatus Beecher Crampton 1972-7-26 8842 Placer Carpenter Flat east of Emigrant Gap. 1615 Comment
  JEPS99469  Juncus bufonius Steve Matson 2002-6-29 537 Placer Tahoe Vista, main pond meadow, 50 m E of pond, 50 m N of Hwy 28 Tahoe Basin, Snow Creek watershed 1901 Comment
  CHSC96502  Juncus bufonius var. bufonius Lowell Ahart; Brian Williams 2007-4-13 13657 Placer On damp granite soil, on the bottom and sides of small vernal pools, about 1/2 mile south of the Manzanita Cemetery, about 1/2 mile west of Gladding Road, about 2 3/4 miles north of Lincoln. 43 Comment
  JEPS102727  Juncus bufonius var. bufonius Lowell Ahart 2001-10-10 9348 Placer French Meadows Reservoir, ca 1/4 mile NE of the boat or trail access area on the NW side of the reservoir, ca 3/4 mi SW of the bridge across the Middle Fork of the American River, ca 1 3/4 mi SW of Ahart Camp, ca 22 mi (air) NE of Forest Hill. 1591 Comment
  CHSC96501  Juncus capitatus Lowell Ahart; Brian Williams 2007-4-13 13658 Placer On damp granite soil, on the sides of small vernal pools, about 1/2 mile south of the Manzanita Cemetery, about 1/2 mile west of Gladding Road, about 2 3/4 miles north of Lincoln. 43 Comment
  CHSC67758  Juncus chlorocephalus James D. Jokerst 1986-7-13 2708 Placer Trail from The Cedars, high Sierra Nevada SW of Donner Lake, stop along trail S of Middle Fork American River. Comment
  UCD141445  Juncus chlorocephalus L. S. Smith 1915-1 s.n. Placer Squaw Valley. Comment
  UCD75684  Juncus chlorocephalus Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5133 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, along Emigrant Trail on the N side of the north fork of Cold Creek, forest clearing off trail. 2112 Comment
  UCD75823  Juncus chlorocephalus Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5182 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, along Emigrant Trail on the N side of the north fork of Cold Creek, south side of trail by creek. 2145 Comment
  JEPS49025  Juncus chlorocephalus Leland S. Smith 1927-8-15 2253 Placer n of Donner Summit 2200 Comment
Read comments
Dec 13 2006
  CHSC89803  Juncus covillei G. F. Hrusa; J. Glazner 2000-7-1 15597 Placer Northern Sierra Nevada. Summit Village, Truckee. Along Donner Creek adjacent to Hwy 89. UTM: 10S, 43571 N, 07411 E. [Lat./long. on label is '39 22 N; 120 15 W']. 1844 Comment
  RSA0012138  Juncus effusus var. exiguus George K. Helmkamp, E. A. Helmkamp 2011-7-9 17674 Placer Yankee Jim Road, 1.4 miles northwest of the city of Foresthill 764 Comment
  UCR233662  Juncus effusus var. exiguus George K. Helmkamp, E. A. Helmkamp 2011-7-9 17674 Placer Northern Sierra Nevada Mountains Foothills, Yankee Jim Road, 1.4 miles northwest of the city of Foresthill 764 Comment
  UCD162587  Juncus ensifolius Steve Matson 2003-6-12 846 Placer nSNH; Tahoe Basin; Ward Canyon (west shore), about 2 miles East of Highway 89, near junction of Tahoe Rim Trail and Ward Canyon Road. 1987 Comment
  UCD33724  Juncus ensifolius Beecher Crampton 1972-7-26 8829 Placer Placer County, ca. 3 miles east of Baxter on Hwy. 80. 1524 Comment
  UCR240958  Juncus ensifolius George K. Helmkamp, E. A. Helmkamp 2012-9-25 19909 Placer Northern Sierra Nevada Mountains, Blue Canyon Road south of I-80 and 0.1 mile north of the Southern Pacific Railroad crossing 1451 Comment
  UCD162589  Juncus macrandrus Steve Matson 2002-8-17 700 Placer nSNH; Tahoe north shore; Burton Creek watershed, near Tahoe City and North Tahoe High School. 2011 Comment
  CHSC74324  Juncus nevadensis Susi Urie 1998-9-4 98 -252 Placer Lake Tahoe Basin--National Forest. Meadow complex on north side of Ward Creek about 2.9 mi west of Lake Tahoe and Sunnyside. 2011 Comment
  SEINET9342708  Juncus occidentalis Unknown 1999-7-17 15151 Placer Martis Valley, CA (Lat. 39deg18'39") Comment
  CDA16994  Juncus orthophyllus G. F. Hrusa, M. I. Wibawa, J. Glazner 2002-5-22 16047 Placer Sierra Nevada; Hughes Mill (site) above Foresthill. 1066 Comment
  CHSC74025  Juncus orthophyllus Susi Urie 1998-8-28 98 -128 Placer Lake Tahoe Basin--National Forest. Middle of Page Meadows; about 2 mi west of Lake Tahoe and Sunnyside. 2121 Comment
  RSA98980  Juncus oxymeris W. A. Weber, L. S. Rose 1953-5-19 8385 Placer 5 miles N of Roseville on road to Lincoln. 46 Comment
  UCD21848  Juncus tenuis Rex Palmer 1979-7-9 N 441 Placer Headwaters basin area of the North Fork of the American River Comment
  UC1714565  Juncus xiphioides Mrs. M. M. Hardy 1893-1 Placer Comment
  UCD162744  Juniperus grandis Dylan O. Burge; J. Bisbee 2014-5-25 1628 Placer Bear River watershed, roadside on California State Route 20. 1430 Comment
  NY20192  Juniperus occidentalis F. W. Hunnewell 1921-7-15 7627 Placer 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
  OBI20010  Juniperus occidentalis David J. Keil 1978-7-23 12953 Placer Cisco Grove exit from I-80, just E of Nevada Co line 1768 Comment
  CAS-BOT-BC58895  Kalmia microphylla subsp. microphylla L. S. Smith 1925-5-21 49453 Placer Tahoe Forest - Squaw Valley 1889 Comment
  POM216172  Keckiella breviflora D. D. Keck 1933-6-1 2432 Placer 2.3 miles southeast of Loomis on back road to Folsom. Comment
  SCFS5072  Keckiella breviflora E. Krimmel, Faerthen Felix 2014-6-26 Placer North Fork American River, Headwaters Basin Comment
  UC1280800  Keckiella breviflora H. E. McMinn 1926-5-28 1751 Placer 6 mi n Folsom ((Allens - local name of place)) Comment
  UC690243  Keckiella breviflora David D. Keck 1933-6-1 2432 Placer 2.3 mi se Loomis (on back road to Folsom) Comment
  UCD123691  Keckiella breviflora Beecher Crampton 1955-6-15 2882 Placer Dry canyon slopes, Bunch Canyon. Comment
  UCR173789  Keckiella breviflora subsp. breviflora George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-14 10711 Placer Northern Sierra Nevada Mountains foothills, 0.2 mile north of Forest Hill Road on Lake Clementine Rd., area northeast of Auburn on Forest Hill Divide 488 Comment
  NY786806  Keckiella breviflora var. breviflora F. W. Pennell 1940-6-2 25659 Placer Route 49. North of American River, east of Auburn. 274.3 Comment
  SD237601  Kelloggia galioides G. K Helmkamp, Amy Barnes 2009-7-12 15173 Placer Sierra Nevada Mountains Foothills: along Foresthill Road, 5.7 miles northeast of the city of Foresthill (Michigan Bluff 7.5'Q) 1230 Comment
  SEINET9316294  Kelloggia galioides Unknown 2009-7-12 15173 Placer Sierra Nevada Mountains Foothills Comment
  UC1125659  Kelloggia galioides B. Bolt 1934-7-20 153 Placer Whiskey Hill; Tahoe National Forest, Colfax Quad. 1645 Comment
  UC889315  Kelloggia galioides Alice Eastwood 1909-1 174 Placer Sunnyside; Lake Tahoe Region Comment
  UCR215979  Kelloggia galioides George K. Helmkamp, Amy Barnes 2009-7-12 15173 Placer Sierra Nevada Mountains Foothills, along Foresthill Road, 5.7 miles northeast of the city of Foresthill 1230 Comment
  UCR232621  Kelloggia galioides George K. Helmkamp, E. A. Helmkamp 2010-7-28 16638 Placer Northern Sierra Nevada Mountains, Forest Route 10 (Sugar Pine Rd.), 0.8 mile north of its junction with Forest Hill Road, 8.2 miles NE (34 deg. ) of Foresthill 1311 Comment
  UCR123467  Kickxia elatine George K. Helmkamp, E. A. Helmkamp 1999-6-29 5053 Placer Sierra Nevada Foothills, corner of Dry Creek Rd & Bowman Rd, near Nielsburg, 3 mi NE of Auburn beside I-80 & 1.5 NW of North Fork Lake on American River 457 Comment
  UCR258166  Kickxia elatine George K. Helmkamp, Elizabeth Helmkamp 2012-10-16 20042 Placer Sierra Nevada Mountains Foothills, city of North Auburn, corner of Locksley Lane and CA-49 384 Comment
  SACT001418  Koeleria cristata Josephine Van Ess 1977-5-12 Placer Collected about .25 mile east of Sierra College Blvd. 103.7 Comment
  SEINET2473462 Image available Koeleria phleoides George K. Helmkamp, E. A. Helmkamp 2010-1 15916 Placer Sierra Nevada Mountains Foothills; along Salmon Falls Road, 5.6 miles south of its junction with CA-49 at Pilot Hill, 0.65 mi. north of the American River crossing 200 Comment
  SACT001428  Koeleria phleoides Josephine Van Ess 1979-5-9 Placer Collected along old railroad grade west of Highway 49 in vicinity of first trestle. Comment
  RSA0087952  Kopsiopsis strobilacea William Overton 1977-6-4 s.n. Placer Across tracks ca. 100 yards, on Secret Town Road, 0.9 mile from junction with Magra Road (which is northwest of the Magra Road-Secret Town offramp of Interstate 80), between Colfax and Gold Run. Comment
  CAS-BOT-BC272322  Lachnagrostis filiformis John Thomas Howell; Gordon H. True 1971-5-26 47621 Placer Noarthern limits of Lincoln 48 Comment
  CAS-BOT-BC433220  Lamium purpureum George K. Helmkamp; Elizabeth Helmkamp 2013-4-13 20333 Placer Northern Sierra Nevada Mountains Foothills: Cramer Road at the junction with CA-49, north of Auburn. 412 Comment
  POM361518  Lasthenia californica Ames s.n. Placer Auburn. Comment
Read comments
Mar 15 2014
  CDA32947  Lasthenia californica P. W. Hiatt 1979-3-29 Placer Near Rocklin; Sierra College Blvd. 0 Comment
  RSA523611  Lasthenia californica Barbara Ertter, David M. Thompson 1989-4-8 8147 Placer Iowa Creek Road 2 miles from I-80 near entrance to Auburn State recreation area at creek crossing 518 Comment
  CAS-BOT-BC353496  Lasthenia fremontii Carl B. Wolf 1937-5-12 8621 Placer Sacramento Valley, 1 mi. N of Lincoln 45 Comment
  POM361598  Lasthenia fremontii C. B. Wolf 1937-5-12 8621 Placer Sacramento Valley, 1 mi N of Lincoln 46 Comment
  CAS-BOT-BC353495  Lasthenia fremontii Sterling Bunnell 1978-5-14 s.n. Placer Roseville, 0.5 mi N of Western Electric Plant on Industrial Blvd. Comment
  CAS-BOT-BC353498  Lasthenia fremontii Gordon H. True 1972-4-3 7087 Placer Northern outskirts of Lincon. 48 Comment
  SEINET9331375  Lasthenia fremontii Unknown 1988-4-20 304 Placer Along hwy 65 in pasture, 1.8 km from 5th St/rd 65 on E side of Hwy 65 Comment
  UC472258  Lasthenia fremontii Francis Ramaley 1917-4-15 11110 Placer Lincoln Comment
  SD44642  Lathyrus nevadensis var. nevadensis Darley F. Howe 1951-5-2 2120 Placer Placer County Comment
  CAS-BOT-BC213269  Lathyrus sulphureus C. L. Hitchcock 1940-5-7 6344 Placer Ca. 1 mile west of Baxter. Comment
  CDA12008  Lathyrus sulphureus G. F. Hrusa 1995-5-2 12189 Placer Sierra Nevada; Approx. 3 km. E of Foresthill on Mosquito Ridge Rd. Comment
  SEINET11261547  Lathyrus sulphureus George Helmkamp, E. A. Helmkamp 2012-5-5 18914 Placer Northern Sierra Nevada Mountains Foothills on Lake Clementine Road, 1.2 miles W of the junction with Foresthill Road. 0.3 air miles SE (123 degrees) of Clementine Dam on the American River.; 0 396 Comment
  SEINET5327340  Lathyrus sulphureus A. Allen 1950-5-20 43 Placer On Hwy 40, 4 mi W of Gold Run, 914 Comment
  CAS-BOT-BC321711  Layia fremontii Peter H. Raven 1954-4-16 6602 Placer 7 mi S of Lincoln on road to Roseville. Comment
  UC30611  Layia fremontii H. N. Bolander 1865-4-11 4548 Placer Auburn Comment
  UCR250057A  Layia pentachaeta subsp. pentachaeta George K. Helmkamp, Mary Alice Barnes 2013-4-18 20337 Placer Northern Serrra Nevada Mountains Foothills, Yankee Jim Road, 0.9 mile east of its junction with Canyon Way, 4.4 miles SE (167 deg. ) of Colfax 561 Comment
  RSA467614  Ledum glandulosum B. C. Templeton 1931-7-5 1516 Placer near Meek's Bay. 2280 Comment
  UC570136  Ledum glandulosum N. French 1934-6-21 436 Placer sw side of Pallside Lake Pallside Lake 2011 Comment
  CHSC96474  Leontodon saxatilis subsp. longirostris Lowell Ahart; Brian Williams 2007-4-13 13633 Placer Open pasture fields, about 1/2 mile south of the Manzanita Cemetery, about 1/2 mile west of Gladding Road, about 2 3/4 miles north of Lincoln. 43 Comment
  UCR198414  Leontodon taraxacoides George K. Helmkamp, E. A. Helmkamp 2008-4-17 13292 Placer Sacramento Valley, Ranch House Road, 0.2 mile southeast of Sheridan 37 Comment
  UCR198416  Leontodon taraxacoides George K. Helmkamp, E. A. Helmkamp 2008-4-17 13291 Placer Sacramento Valley, Ranch House Road, 0.2 mile southeast of Sheridan 37 Comment
  SEINET5342419  Lepidium campestre P. A. Lehenbauer 1932-6-26 1589 Placer Tahoe City. Comment
  RSA0033852  Lepidium latifolium Barbara Ertter 1999-7-9 16757 Placer Emigrant Gap Vista Point on Interstate 80. Comment
  UCD22411  Lepidium latifolium A. M. Shapiro 2001-8-10 s.n. Placer Donner Pass Road, at roadside. 2115 Comment
  CAS-BOT-BC89732  Lepidium latifolium J. H. Wilson 1968-8-5 s.n. Placer C. Sepponen property, Lincoln. Comment
  UC2029025  Lepidium latifolium Barbara Ertter 1999-7-9 16757 Placer Emigrant Gap Vista Point on Interstate 80; locally established on roadside. Comment
  UCD115872  Lepidium virginicum A. A. Heller 1917-8-13 12909 Placer Near Summit hotel. 2133 Comment
  SEINET5342069  Lepidium virginicum P. A. Lehenbauer 1932-6-26 1601 Placer Lake Shore; Tahoe City. Comment
  CHSC72872  Lepidium virginicum var. pubescens L. P. Janeway; Eric Schroder 1998-7-13 5749 Placer Lake Tahoe Basin Management Unit. North side of Blackwood Creek, 1.7 mi west of Lake Tahoe. Meadow complex. 1938 Comment
  UCR229544  Lepidium virginicum var. virginicum George K. Helmkamp, E. A. Helmkamp 2011-7-26 17864 Placer Northern Sierra Nevada Mountains, Emigrant Gap Road, 0.1 mile west of its junction with US-80, 0.65 mi. NE (65 deg. ) of Emigrant Gap 1590 Comment
  CHSC91653  Leptosiphon bolanderi M. I. Wibawa; G. F. Hrusa, J. Glazner 2002-5-22 259 Placer Forest Hill Divide. Hughes Mill, along Finning Mill Rd, +- 3 mi N of Forest Hill Rd, +- 3 mi E of Forest Hill. Along old road. UTM: 10S, 4329930 N, 0691823 E. 1066 Comment
  SEINET2470937  Leptosiphon harknessii K. Christie 2010-6-30 1878 Placer Lake Tahoe Basin Management Unit (USFS); east of Brockway Summit and north of HWY 267. Along a Forest Service road that access the Tahoe Rim Trail. 2164 Comment
  SEINET11990836  Lesquerella occidentalis C. F. Sonne 1885-1 s.n. Placer mt. head of Squaw Valley Comment
  UC188534  Lesquerella occidentalis subsp. occidentalis C. F. Sonne 1885-6-25 Placer head of Squaw Valley head of Squaw Valley on Truckee River (on Truckee River) Comment
  POM126727  Leucophysalis nana Helen D. Geis 1912-06 63 Placer Deer Park. Comment
  CAS-BOT-BC56395  Leucothoe davisiae F. Almeda 1993-7-24 7271 Placer About 15 miles SE of Interstate Hwy #80 at Soda Springs on the trail to Upper Sheep Valley 2133 Comment
  SEINET5336469  Lewisia kelloggii M. J. Williams 1970-6-7 s.n. Placer S of Emigrant Gap, overlooking N fork American River. 1615 Comment
  UC852034  Lewisia pygmaea Alice Eastwood Jun 15 1912-Jun 19 1912 441 Placer Tahoe City Lake Tahoe Region Comment
  CAS-BOT-BC444553  Lewisia triphylla Marcus E. Jones 1882-6-28 2629 Placer Emigrant Gap Comment
  POM101912  Lewisia triphylla Marcus E. Jones 1882-6-28 2629 Placer Emigrant Gap. Comment
  CAS-BOT-BC436049  Ligusticum grayi A. A. Heller 1919-7-25 13300 Placer Near the Yuba River below Cisco 1676 Comment
  CHSC74760  Ligusticum grayi Susi Urie; Eric Schroder 1998-9-8 98 -286 Placer Meadow complex on north sode of Ward Creek about 3.1 mi west of Lake Tahoe and Sunnyside. 2017 Comment
  POM132902  Ligusticum grayi Allen M. Carpenter 1892-08 4010 Placer Sierra Nevada Mountains Comment
  SEINET11120010  Ligusticum grayi M. J. Williams 1985-7-6 85- 61 -4 Placer Sierra Nevada, near old Donner Summit [road,] S of Lake Mary. 2286 Comment
  CAS-BOT-BC451588  Lilaea scilloides Gordon H. True 1971-5-26 6534 Placer Northern limits of Lincoln 48 Comment
  CAS-BOT-BC130529  Lilium Albert M. Vollmer 1941-7-3 s.n. Placer North slope of Placerville Airport Comment
  UC1134617  Lilium humboldtii C. R. Clar 1933-6-21 134 Placer near P.G.& E. Reservoir; Sacramento Quad. 426 Comment
  CAS-BOT-BC130781  Lilium pardalinum Mrs. H. M. Mitchell 1930-6-7 s.n. Placer Between Colfax and Dutch Flat Comment
  SEINET5725112 Image available Lilium pardalinum Richard J. Patterson 1969-1 182 -15 Placer Next to shady creek on moist soil; south of Interstate Highway 80 on Casa Loma Road; Alta Comment
  UC148984  Lilium parvum H. M. Hall Jul 1910 8755 Placer near Cisco; Sierra Nevada Mountains 1859 Comment
  CAS-BOT-BC508455  Lilium parvum Mrs. H. M. Mitchell 1922-7-1 s.n. Placer Blue Canyon Comment
  CAS-BOT-BC508490  Lilium parvum A. M. Vollmer; L. Beane 1951-7-1 189 Placer Bear Valley, east of Nevada City Comment
  UC3751  Lilium washingtonianum subsp. washingtonianum Mrs. M. M. Hardy 1893-1 Placer Comment
  SEINET5560140  Limnanthaceae H. S. Gentry 1962-1 19718 Placer 6.5 mi. SE of Wheatland, along Rt. 99E. 15 Comment
  UCR146678  Limnanthes alba Beecher Crampton 1953-4-13 1096 Placer Sacramento Valley, 2 miles north of Lincoln, Sunnybrook Farm 43 Comment
  SEINET6669335  Limnanthes alba A. Beninghoff 1930-4-20 1508 Placer Lincoln Comment
  SFV8305  Limnanthes alba S. A. Melugin 1969-4-26 69 Placer Near end of Road 5005. 12 Comment
  POM260100  Limnanthes alba var. detonsa C. L. Hitchcock 1940-5-7 6333 Placer 1 mile west of Baxter. Comment
  SEINET6670579  Limnanthes douglasii subsp. rosea D. Erskine 1941-4-17 11 Placer 3 miles east of Rocklin 91 Comment
  UCD162603  Limosella acaulis Steve Matson 1998-6-24 295 Placer nSNH; Tahoe north shore; Snow Creek watershed, Tahoe Vista/Kings Beach; edge of pond. 1908 Comment
  SDSU3171  Linanthus bicolor D . F. Howe 1951-5-2 2111 Placer 4.0 miles N of Auburn. 457 Comment
  RSA0012085  Linanthus ciliatus George K. Helmkamp, E. A. Helmkamp 2011-7-26 17892 Placer Bowman Lake Road, 0.9 mile north of its junction with CA Hwy 20, 0.85 mi. NE (23 deg.) of Emigrant Gap and N of I-80 1434 Comment
  UC30153  Linanthus dichotomus H. N. Bolander 1865-4-10 4519 Placer Auburn Comment
  CDA15938  Linanthus harknessii G. F. Hrusa, J. Glazner 1999-7-17 15153 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  JEPS72645  Linum lewisii Gladys L. Smith 1972-6-20 3252 Placer just below Ward Peak Summit 2628 Comment
  OBI60157  Lipocarpha micrantha David J. Keil, with Kathleen A. Keil 1999-7-17 28378 Placer Along N Fork of Cosumnes River at Little Canyon Road ford. 457 Comment
  SEINET9298746  Lithocarpus densiflorus Unknown 1993-11-3 11467 Placer Placer Big Trees Redwood Grove. In openings within mixed conifer forest. Common here in sunny openings. Comment
  CAS-BOT-BC36162  Lithocarpus densiflorus var. densiflorus D. L. Smith; G. L. Stebbins 1976-7-4 C 7682 Placer Little Crater, on north side of Ralston Ridge. 1463 Comment
  CAS-BOT-BC36570  Lithocarpus densiflorus var. echinoides Carl B. Wolf 1930-10-11 1731 Placer 8 miles west of Emigrant Gap 1371 Comment
  RSA7565  Lithocarpus densiflorus var. echinoides Carl B. Wolf 1933-9-24 1956 Placer 8 mi. W. of Emigrant Gap, W slope of Sierra Nevada. 1372 Comment
  SACT002874  Lithocarpus densiflorus var. echinoides Josephine Van Ess 1980-7-23 Placer Collected in grove of Sierra Redwoods along nature trail in park. Shrub in open forest. Comment
  JEPS71834  Lithophragma glabrum Gladys L. Smith 1972-6-18 3159 Placer Alpine Meadows 2072 Comment
  UC530090  Lithophragma parviflorum var. trifoliatum Frances Lindsay 1935-3-29 Placer hilltop opposite Penryn flagstop station on S.P.R.R. cutoff (Rocky Ridge road between Loomis and Lincoln) Comment
  UC914247  Lithophragma parviflorum var. trifoliatum Verne Grant and Alva Grant 1946-3-10 7681 Placer on Lincoln-Loomis road one-half mi e railway crossing Comment
  UC79326  Lithospermum ruderale C. F. Sonne June 1886 Placer <Road to Lake Tahoe> Comment
  CAS-BOT-BC283556  Lolium John Thomas Howell; Gordon H. True 1971-5-26 47619 Placer N limits of Lincoln 48 Comment
  CDA36912  Lolium multiflorum CDFA Staff 2000-5-24 s.n. Placer Dry Creek. 0 Comment
  SEINET4671414  Lolium multiflorum J. G. Wright, J. M. Wright 2000-3-27 000001 Placer From I-80 West, Reno to Sacramento, take the Lincoln exit. 91 Comment
  UCD66242  Lolium multiflorum var. multiflorum G. K. Helmkamp; Elizabeth Helmkamp 2006-4-6 10128 Placer Northern Sierra Nevada Foothills: NE edge of Sacramento metropolitan area; Sierra College Road and King Ranch Road SSE of Rocklin. 122 Comment
  JEPS16109  Lomatium dissectum var. multifidum L. S. Smith 1920-5-22 1603 Placer s. Truckee (Martis Creek, Antelope Valley); Tahoe Forest, Antelope Valley, Martis Creek 1981 Comment
  UCD41246  Lomatium utriculatum Ellen Dean; Art Shapiro, Adrienne Shapiro 2003-5-12 1701 Placer Dutch Flat area, north of Hwy 80 near Alta Exit. Along Drum Powerhouse Road, about 1.5 road miles northeast of intersection with Main St. 1066 Comment
  UCSB32286  Lomatium utriculatum Bingham, R. F. (Mrs.) 1882-1 Placer Auburn Comment
  SEINET9674900  Lomatium utriculatum C. Lane, H. Mozingo 1979-3-31 s.n. Placer 5.5 miles beyond Jct. of old and new Auburn-Foothill Rd. on old 792 Comment
  SEINET5784637 Image available Lonicera hispidula Marcus E. Jones 1882-1 3605 Placer Colfax Comment
  CAS-BOT-BC240670  Lonicera interrupta Saichi Kawahara 1969-5-24 837 Placer Slope overlooking the north fork of the American River on the Colfax-Iowa Hill Road between Dinner Tree and Windy Point 585 Comment
  SEINET3523669 Image available Lotus C. L. Hitchcock 1940-5-7 6322 Placer 1 mi W of Baxter Comment
  RSA0037369  Lotus argophyllus var. fremontii George K. Helmkamp, Mary Alice Barnes 2013-5-3 20502 Placer Mosquito Ridge Road at the north side of the bridge over West Fork of North Fork American River, 5.2 mi. east (87 ) of Forest Hill 422 Comment
  UCR208542  Lotus argophyllus var. fremontii George K. Helmkamp, E. A. Helmkamp 2009-5-7 14610 Placer Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 9.8 miles east of its junction with Forest Hill Road in Foresthill 433 Comment
  UCD41422  Lotus corniculatus A. M. Shapiro 2002-6-15 s.n. Placer Old Highway 40, Donner Pass-Norden area. 2133 Comment
  UC1129035  Lotus crassifolius var. crassifolius N. French 1934-5-28 373 Placer 1.5 mi w Black Mt.; Tahoe National Forest, Colfax Quad. 1767 Comment
  CDA11997  Lotus humistratus G. F. Hrusa 1995-5-2 12178 Placer Sierra Nevada; Approx. 1 km. on Mosquito Ridge Rd. past Gorman Ranch Rd. intersection. Comment
  SEINET3694585 Image available Lotus humistratus C. L. Hitchcock 1940-5-14 6382 Placer Meier Ranch, ca 6 miles N of Colfax 762 Comment
  UCR194938  Lotus humistratus George K. Helmkamp, E. A. Helmkamp 2007-5-18 12014 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 2.8 miles southeast of Foresthill 814 Comment
  UCR257074  Lotus humistratus George K. Helmkamp, Amy Barnes 2014-4-23 22775 Placer Sierra Nevada Mountains Foothills, Old Forest Hill Road, 0.4 mile northeast of its junction with CA-49 at North Fork American River 290 Comment
  UC147591  Lotus incanus Miss Harriet A. Walker 1908-6-24 1278 Placer Blue Canyon 1432 Comment
  UCR208613  Lotus micranthus George K. Helmkamp, E. A. Helmkamp 2009-5-7 14614 Placer Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 9.8 miles east of its junction with Forest Hill Road in Foresthill 433 Comment
  POM27010  Lotus oblongifolius Marcus E. Jones 1882-6-27 3282 Placer Emigrant Gap. Comment
  UC864282  Lotus oblongifolius var. oblongifolius Marcus E. Jones, A. M. 1882-6-28 2628 Placer Emigrant Gap Comment
  CDA37244  Lotus purshianus CDFA Staff s.n. Placer Nute Ranch, near Nute Road. 0 Comment
  UCR170821  Lotus purshianus var. purshianus George K. Helmkamp, E. A. Helmkamp 2005-9-30 9946 Placer Northern Sierra Nevada Mtns., Junction of Chalet and Alpine Meadows Roads west of Calif. Highway 89 (near Alpine ski area) 2081 Comment
  UCR194949  Lotus purshianus var. purshianus George K. Helmkamp, E. A. Helmkamp 2007-5-18 12023 Placer Northern Sierra Nevada Mountains Foothills, along Mosquito Ridge Road, 4.2 miles southeast of Foresthill 793 Comment
  UCR233390  Lotus purshianus var. purshianus George K. Helmkamp, E. A. Helmkamp 2011-8-26 18170 Placer Northern Sierra Nevada Mountains, along Forest Hill Road, 0.4 miles west of Robinson Flat 2041 Comment
  RSA122898  Lotus unifoliolatus B. Bolt 1934-7-20 154 Placer Whiskey Hill. 1646 Comment
  RSA406275  Lotus unifoliolatus Wm. Martin 1973-9-10 20213 Placer 1 mile east of Weimar on Hwy. 80. 610 Comment
  CAS-BOT-BC201252  Lupinus Charles Piper Smith 1932-9-2 4776 Placer Tahoe City, 3 miles north, Truckee Road Comment
  SEINET8057790  Lupinus J. C. Baker 1996-3-24 s.n. Placer Hastings Creek, 21 km SE of Auburn 244 Comment
  JEPS127435  Lupinus albicaulis Steve Matson 1997-7-19 119 Placer Tahoe north shore; Snow Creek Watershed, Tahoe Vista/Kings Beach; dirt road extension west Tiger Ave. Comment
  UCR250177  Lupinus albicaulis George K. Helmkamp, Mary Alice Barnes 2013-5-3 20460 Placer Foothills, northern Sierra Nevada Mountains, SW edge of Foresthill, Mosquito Ridge Road, 0.2 mile south of Forest Hill Road 974 Comment
  UC1129278  Lupinus albifrons C. R. Clar 1933-5-12 118 Placer Applegate Hill; Colfax Quad., Applegate Hill Comment
  SEINET5327616  Lupinus albifrons C. Aarstad, H. N. Mozingo 1979-4-1 s.n. Placer Eldorado Creek near junct. W/No. fork of middle fork of American River, Mosquito Ridge road to French Meadowns. 518 Comment
  OBI82142  Lupinus albifrons var. collinus George K. Helmkamp, Mary Alice Barnes 2013-5-3 20486 Placer Northern Sierra Nevada Mountains Foothills: Mosquito Ridge Road, 4.7 miles south of Forest Hill Road, 1.8 mi. east (92 deg. ) of Foresthill. 829 Comment
  OBI12958  Lupinus andersonii Robert F. Hoover 1967-9-5 10834 Placer Carnelian Bay, Lake Tahoe Comment
  SEINET3131542  Lupinus andersonii A. A. Heller 1909-7-16 9839 Placer Summit 2134 Comment
  UC1129257  Lupinus andersonii G. F. Burks 1934-9-14 42 Placer Truckee River; Tahoe National Forest, Truckee Quadrangle Comment
  SEINET10490448  Lupinus andersonii var. andersonii Blakley 1960-9-2 BLAKLEY 3800 Placer Perennial to 24 inches tall; flowers pale purplish blue becoming dark purple With age, white spot on the banner. Scattered in dry rocky sandy loam soil Under pinus. Edge of a mountain meadow. Carnelian bay, lake tahoe 1903 Comment
  JEPS46222  Lupinus apertus L. S. Smith 1931-6-3 2554 Placer Mosquito Ridge Tahoe National Forest, Mosquito Ridge 1524 Comment
  POM10974  Lupinus apertus A. A. Heller 1909-7-16 9839 Placer Summit. 2134 Comment
  JEPS86477  Lupinus arbustus L. R. Heckard with J. Hickman and Alice Howard 1986-7-26 6552 Placer ca 5 mi se Donner Lake (Sherman Chickering's Soda Springs holdings, e of Tinker Knob); se of Doner Lake, e of Tinker Knob 2529 Comment
  SEINET10544130 Image available Lupinus arbustus subsp. silvicola A. Arthur Heller 1909-7-16 Heller 9857 Placer Summit. 2134 Comment
  UCR238589  Lupinus benthamii George K. Helmkamp, E. A. Helmkamp 2012-3-31 18662 Placer Sacramento Valley, along CA-193, 0.3 mile northwest of its junction with Gold Hill Road 131 Comment
  UCR257565  Lupinus benthamii George K. Helmkamp, Amy Barnes 2014-4-23 22774 Placer Sierra Nevada Mountains Foothills, Old Forest Hill Road, 0.4 mile northeast of its junction with CA-49 at North Fork American River 290 Comment
  CDA27396  Lupinus benthamii unknown s.n. Placer Back of Loomis. 0 Comment
  SD237434  Lupinus bicolor G. K. Helmkamp, E. A. Helmkamp 2010-4-23 15923 Placer Sierra Nevada Mountains Foothills: along Salmon Falls Road, 5.6 miles south of junction with CA-49 at Pilot Hill, 0.65 mil north of the American River crossing (Pilot Hill 7.5'Q) 199 Comment
  SD248426  Lupinus bicolor George K. Helmkamp, Amy Barnes 2013-3-28 20290 Placer Eastern Sacramento Valley: Northwest side of junction of Riosa Road and Andressen Road, northeast of Sheridan. 35 Comment
  UCR250893  Lupinus bicolor George K. Helmkamp, Mary Alice Barnes 2013-4-18 20342 Placer Northern Serrra Nevada Mountains Foothills, Yankee Jim Road, 0.9 mile east of its junction with Canyon Way, 4.4 miles SE (167 deg. ) of Colfax 561 Comment
  CDA32821  Lupinus bicolor William J. Ferlatte 1977-3-21 s. n. Placer Rocklin: Corner of China Garden Rd. & Rustic Hills Dr., next to Hwy 80 0 Comment
  SEINET5328114  Lupinus bicolor var. microphyllus A. Allen 1950-4-6 3 Placer Roadside 5 miles east of Roseville on Rocky ridge road 46 Comment
  UCD83636  Lupinus breweri var. bryoides Albert Grigarick 2009-9-10 189 Placer Squaw Valley Resort, ridge near top of Links chairlift. 2499 Comment
  CDA27441  Lupinus grayi T. C. Fuller 1983-7-19 20419 Placer North side of Highway 20 to Nevada City, 3 km west of Interstate 80. 0 Comment
  CDA27453  Lupinus latifolius var. columbianus T. C. Fuller 1983-7-19 20418 Placer South side of Highway 20 to Nevada City, 5 km. west of Interstate 80. 0 Comment
  UC1129681  Lupinus latifolius var. latifolius N. French 1933-5-15 52 Placer American River 609 Comment
  UCD108409  Lupinus lepidus var. confertus F. A. MacFadden 1934-7-18 s.n. Placer half way on highway between Carson City and Lake Tahoe. Comment
  UCD108447  Lupinus lepidus var. lobbii L. S. Smith 1916-6 747 Placer Squaw Valley. Comment
  UC196063  Lupinus lepidus var. sellulus C. F. Sonne 1885-8-23 Placer Tinker's Knob 2895 Comment
  UCD108586  Lupinus lepidus var. sellulus F. A. MacFadden 1934-8-10 s.n. Placer Cisco. Comment
  UCR224244  Lupinus microcarpus var. microcarpus George K. Helmkamp, E. A. Helmkamp 2010-4-23 15906 Placer Sierra Nevada Mountains Foothills, along Salmon Falls Road, at Miners Valley Rd., 4.5 miles south of junction with CA-49 at Pilot Hill 287 Comment
  CHSC90382  Lupinus nanus Wm. Schierenberg 1988-3-30 18 Placer Hillside, ca. 5 km w from Auburn, ca. 50 m n of Dry Creek behind Sierra College. 71 Comment
  SD237441  Lupinus nanus G. K. Helmkamp, E. A. Helmkamp 2010-4-23 15932 Placer Sierra Nevada Mountains Foothills: Salmon Falls Road at the Salmon Falls crossing of the American River (Pilot Hill 7.5'Q) 156 Comment
  SEINET10402701 Image available Lupinus nanus Barbara Ertter, David Thompson 1989-1 8188 Placer Auburn-Forest Hill Road 6.2 mi SW of Spring Garden Road jct., on NW side of road, ca 8 airmiles NE of Auburn 610 Comment
  UCR234213  Lupinus nanus George K. Helmkamp, E. A. Helmkamp 2011-4-10 17171 Placer Sacramento Valley, along Riosa Road, 2.3 miles east of Sheridan 43 Comment
  UCR246785  Lupinus nanus CDFA Staff 2006-1 s.n. Placer Nute Ranch, near Nute Road Comment
  UCR250065  Lupinus nanus George K. Helmkamp, Mary Alice Barnes 2013-5-3 20471 Placer Foothills, northern Sierra Nevada Mountains, Mosquito Ridge Road, 1.1 miles south of Forest Hill Road 962 Comment
  UC155193  Lupinus nanus Katharine Brandegee 1907-5-1 Placer bet. Pilot Hill and Salmon Falls; bet. Pilot Hill and Salmon Falls Comment
  JEPS113167  Lupinus pachylobus Lowell Ahart, Brian Williams 2007-4-13 13643 Placer Open pasture fields, about 1/2 mile south of the Manzanita Cemetery, about 1/2 mile west of Gladding Road, about 2 3/4 miles north of Lincoln 43 Comment
  UCR250270  Lupinus polyphyllus var. burkei George K. Helmkamp, Mary Alice Barnes 2013-5-3 20458 Placer Northern Sierra Nevada Mountains Foothills, Forest Hill Road, 4.8 miles east of its junction with Upper Clementine Lake Road, 10.1 mi. NE (52 deg. ) of Auburn 672 Comment
  JEPS59497  Lupinus polyphyllus var. burkei Ezra Brainerd and Viola B. Baird 1915-7-25 251 Placer above Inn (Deer Park); Sierra Nevada Mts., Deer Park 2011 Comment
  JEPS99467  Luzula cascadensis Steve Matson 2002-8-17 710 Placer Tahoe Basin, Antone meadows northwest of Tahoe City, Burton Creek, 3/4 miles west of dam 2072 Comment
  CDA12390  Luzula comosa G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8518 a Placer Lake Tahoe; Upper Ward Valley, 4 m SW Tahoe City. Comment
  CDA12403  Luzula comosa G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8531 ab Placer Lake Tahoe; N side of upper Ward Valley, 4 mi SW of Tahoe City. Comment
  CDA16986  Luzula comosa G. F. Hrusa, M. I. Wibawa, J. Glazner 2002-5-22 16039 Placer Sierra Nevada; Hughes Mill (site) above Foresthill. 1066 Comment
  POM110695  Luzula comosa Marcus E. Jones 1882-6-30 s.n. Placer Emigrant Gap. Comment
  SEINET11790128  Luzula comosa Unknown 1933-1 8454 Placer Auburn Comment
  CHSC67717  Luzula divaricata James D. Jokerst 1986-7-13 2724 Placer Trail from The Cedars, high Sierra Nevada SW of Donner Lake, in Sheet Valley. 2133 Comment
  UCD142143  Luzula divaricata A. A. Heller 1917-8-14 12930 Placer Mt. Lincoln south of Summit valley. 2499 Comment
  UC473449  Luzula macrantha A. Kellogg 1870-6-16 Placer Cisco Comment
  UCD162591  Luzula orestera Steve Matson 2002-8-17 1133 Placer nSNH; near Sonora Pass; Walker River watershed; meadow above tarn just east of Hannah Mtn. Comment
  UCD147099  Lysimachia nummularia Chuck Hughes 2013-5-14 383 Placer Southwestern margin of Camp Far West Reservoir. 97 Comment
  JEPS99000  Lythrum portula Lowell Ahart 2001-10-10 9344 Placer French Meadows Reservoir, near boat or trail access area on NW side of reservoir, about 1 mi SW of bridge across Middle Fork of American River, about 2 mi SW of Ahart Camp, about 22 mi (air) NE of Forest Hill. 1594 Comment
  SCFS1150  Madia E. Krimmel, F. Felix 2013-7-28 Placer NFAm. Swimming Hole Trail. Stop #4. Comment
  CAS-BOT-BC342660  Madia citriodora K. Curran 1883-4-1 s.n. Placer Roseville Comment
  UCR218245  Madia citriodora George K. Helmkamp, Mary Alice Barnes & Mary Jane Ganibe 2010-7-2 16431 Placer Sierra Nevada Mountains Foothills, Yankee Jims Road on the east side of Yankee Jims Bridge over the North Fork American River, 5 mi. SE (146 deg. ) of Colfax 282 Comment
  UC65325  Madia elegans P. B. Kennedy and S. B. Doten 1901-8-6 243 Placer Summit Soda Springs Comment
  UCD69161  Madia elegans D. Sanchez-Mata; P. Rodriguez-Rojo and D. Sanchez-Mata 1997-8-6 s.n. Placer Tahoe National Forest. Forest Hill-Michigan Bluff. Michigan Bluff Rd. 1070 Comment
  UC147651  Madia exigua Harriet A. Walker 1908-6-24 1282 Placer Blue Canyon 1432 Comment
  POM284947  Madia glomerata Lyman Benson 1932-7-31 4022 Placer Tahoe Tavern, Sierra Nevada mtn range, Lake Tahoe watershed. 1890 Comment
  SEINET11601369 Image available Madia glomerata C. Rivas, M. Koski 2009-8-24 NV 030 -277 Placer Onion Creek, approx 4 miles after end of pavement on Soda Springs Road Comment
  UCD134265  Madia glomerata G. K. Helmkamp; E. A. Helmkamp 2007-8-1 12646 Placer Northern Sierra Nevada Mountains. Donner Pass Road between Donner and Norden, about 0.2 mile E of the Nevada County border. 2151 Comment
  UC485303  Madia glomerata Katharine Brandegee Placer Summit Comment
  POM298295  Madia gracilis H. M. Hall 1910-6-26 8719 Placer Cisco, W slope of Sierra Nevada. 1805 Comment
  UCD162512  Madia gracilis Steve Matson 1997-6-15 7 Placer nSNH; Tahoe north shore; Snow Creek watershed, Tahoe Vista/Kings Beach; middle fork snow creek; north of 'big pine' meadow. 1908 Comment
  CAS-BOT-BC343239  Madia gracilis David D. Keck 1932-6-30 1583 a Placer Ca. 4 miles S. of Colfax 640 Comment
  SEINET8491550  Maianthemum racemosum A. Tiehm 1973-9-23 s.n. Placer Seven miles W of Donner Summit on I-80. 1981 Comment
  UCD139061  Maianthemum racemosum Rolf Y. Berg 1963-7-9 s.n. Placer State Highway 20, ca. 2 miles west of junction with U.S. Highway 40 at Emigrant Gap. Comment
  UCD33763  Maianthemum racemosum Beecher Crampton 1972-9-28 8882 Placer 1 mile east of Baxter. Comment
  CAS-BOT-BC512083  Maianthemum racemosum subsp. amplexicaule John H. Thomas; Hazelle A. Thomas 1956-7-21 6121 Placer Vicinity of Donner Pass, about 80 miles northeast of Sacramento; Sierra Nevada 2377 Comment
  CAS-BOT-BC508530  Maianthemum racemosum subsp. amplexicaule M. E. Parsons 1909-1-1 s.n. Placer Lake Tahoe Region Comment
  RSA377710  Maianthemum stellatum Bonnie C. Templeton 1931-7-4 1502 Placer Near Meeks Bay, Lake Tahoe 2280 Comment
  UCD22054  Maianthemum stellatum Rex Palmer 1979-6-20 N 317 Placer Headwaters basin area of the North Fork of the American River Comment
  SEINET8551113  Marah fabacea S. Dean 1979-3-31 s.n. Placer Eldorado Creek near junction with North Fork of Middle Fork of American River, Mosquito Ridge Road to French Meadows. 518 Comment
  CAS-BOT-BC67839  Marsilea vestita David D. Keck 1933-6-1 2438 Placer South of Roseville, near Sacramento County - Placer County line. Comment
  SD247426  Medicago polymorpha George Helmkamp 2013-3-1 20149 Placer Sacramento Valley: Ranch House Road, 0.6 mile southeast of Riosa Road in Sheridon (Lincoln 7.5'Q) 36 Comment
  SACT001476  Melica aristata Michael Baad 1977-6-21 Placer Cut over bald at branch grasses and vetch 1097.0 Comment
  SEINET245350 Image available Melica aristata Beecher Crampton 1955-7-13 2983 Placer 3.5 miles east of Baxter, along U.S. Highway 40. Comment
  UCD67013  Melica aristata Beecher Crampton 1955-6-15 2905 Placer Yankee Jims. Comment
  JEPS75173  Melica bulbosa Gladys L. Smith 1972-6-20 3261 Placer Ward Peak 2590 Comment
  RSA135800  Melica bulbosa John H. Thomas, Hazelle A. Thomas 6140 Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento. 2134 Comment
Read comments
May 29 2013
  UCD86438  Melica californica Beecher Crampton 1955-6-15 2877 Placer Bunch Canyon, 2 miles south of U.S. Highway 40, on Forest Hills Road. Comment
  SACT001496  Melica californica var. nevadensis Michael Baad 1983-5-5 Placer 3 miles southeast on Yankee Jim Road from Canyon Way Road, descending to North Fork of American River. 548.64 Comment
  SACT001506  Melica fugax Michael Baad 1977-6-8 Placer 1570.6 Comment
  SEINET10893691  Melica fugax A. Arthur Heller 1917-6-17 Heller 12699 Placer Low, gravelly places alont the Yuba river below Cisco, Pinus Murrayana and Populus trichocarpa are the trees, several species of willow plentiful. Granite. 1676 Comment
  UC1153839  Melica harfordii Beecher Crampton 1955-6-15 2897 Placer 5.5 mi w Iowa Hill (Shirttail Canyon); Shirttail Canyon Comment
  UCD36652  Melica harfordii Beecher Crampton 1955-6-15 2872 Placer Placer County, Head of Bunch Canyon, 1 mile south of U.S. Highway 40. Comment
  UCD36664  Melica harfordii Beecher Crampton 1955-6-15 2897 Placer Placer County, Shirttail Canyon, 5.5 miles west of Iowa Hill. Comment
  SACT001540  Melica torreyana Michael Baad 1983-4-17 Placer 411.48 Comment
  SACT001545  Melica torreyana Michael Baad 1977-6-8 Placer on road between Forest HIll and French Meadows roadside in serpentine-chaparral community 914.4 Comment
  UC1191905  Mentha canadensis Malcolm A. Nobs and S. Galen Smith 1949-8-21 1502 Placer n end Lake Tahoe (between sandy beach and Agate Bay) Comment
  UC1602077  Mentzelia dispersa Katharine Brandegee Placer Emigrant Gap. Comment
  UC872457  Mentzelia dispersa Lewis S. Rose 1938-9-14 38269 Placer 3 m nw Tahoe City; Truckee River 1828 Comment
  SEINET11978670  Mentzelia dispersa L. S. Rose 1938-1 38269 Placer Truckee River, 3 mi NW of Tahoe City 1829 Comment
  UC108372  Mentzelia dispersa C. F. Sonne 1885-7-11 Placer Sierra Nevada, Truckee Comment
  JEPS42850  Mentzelia laevicaulis var. laevicaulis C. F. Sonne Sept. 1887 Placer near Donner Boom; Truckee Comment
  CAS-BOT-BC428534  Micranthes aprica Alice Eastwood 1909-1-1 281 Placer Lake Tahoe Region. Wards Pass. Comment
  CAS-BOT-BC428680  Micranthes bryophora F. Almeda 1993-7-24 7262 Placer About 15 miles SE of Interstate Hwy #80 at Soda Springs on the trail to Upper Sheep Valley. 2134 Comment
  UCD102832  Micranthes californica G. L. Stebbins 1970-4-4 6990 Placer Shirttail Canyon, on road from Colfax to Forest Hill, ca. 1/2 mile east of crossing of North Fork American River. 457 Comment
  UCD146981  Micranthes californica Chuck Hughes 2013-3-5 352 Placer Edge of Camp Far West Reservoir. 95 Comment
  UCR253532  Micropus californicus var. californicus George K. Helmkamp, Amy Barnes 2014-4-23 22796 Placer Sierra Nevada Mountains Foothills, Old Auburn-Foresthill Road, 1.7 miles northeast of its junction with CA-49 at North Fork American River 407 Comment
  CAS-BOT-BC349327  Microseris nutans John H. Thomas; Hazelle A. Thomas 1956-7-21 6143 B Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento 2377 Comment
  UCD75936  Microseris nutans Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5158 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, along Emigrant Trail on the N side of the north fork of Cold Creek. Sides of trail. 2124 Comment
  SEINET11602012 Image available Microseris nutans M. J. Williams 1985-7-6 85- 63 -14 Placer Pacific Crest Trail between old and new Donner Summits. Sierra Nevada. Comment
  CAS-BOT-BC322771  Microseris sylvatica Gordon H. True 1971-5-26 6546 Placer Northern limits of Lincoln 48 Comment
  UC112814  Mimulus bicolor Katharine Brandegee 1908-6-5 Placer Magra Station Comment
  UCD75935  Mimulus breweri Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5160 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, along Emigrant Trail on the N side of the north fork of Cold Creek. South side of trail between creek and trail. 2136 Comment
  UCR233400  Mimulus breweri George K. Helmkamp, E. A. Helmkamp 2011-8-26 18186 Placer Northern Sierra Nevada Mountains, along Forest Hill Road, 12.9 miles east of Humbug Road, less than 1 mile northwest of Robinson Flat 2050 Comment
  RSA122638  Mimulus breweri B. Bolt 1934-7-11 97 Placer Cascade Lakes, Truckee 2043 Comment
  SCFS1146  Mimulus cardinalis E. Krimmel, F. Felix 2013-7-28 Placer NFAm. Swimming Hole Trail. Stop #5. First creek crossing on trail (Onion Creek) Comment
  SCFS5095  Mimulus guttatus F. Felix, Erica Krimmel 2013-5-19 20 Placer North Fork American River, 0.3 mile east Heath Falls overlook, on trail Comment
  UC147643  Mimulus guttatus Harriet A. Walker 1908-6-23 1209 Placer Blue Canyon 1432 Comment
  JEPS10944  Mimulus guttatus W. L. Jepson 1938-4-5 18584 Placer 2 mi e Auburn (on Placerville road) Comment
  CDA38386  Mimulus jepsonii S. E. Schoenig 1998-8-16 98 -83 Placer 1.0 mile north of Grouse Ridge on trail to Island Lake, northeast of Milk Lake. Tahoe National Forest. Comment
  RSA409259  Mimulus kelloggii Fay A. MacFadden 1934-3-31 12430 Placer Near Monte Vista Inn. Comment
  UCD75957  Mimulus leptaleus Ellen Dean, M. Starbuck,; G. Harrington, M. Bibbo, J. Poloske, K. Mawdsley 2008-7-20 5212 Placer Donner State Park, newly acquired lands to the SW of Donner Lake. Ridge between Southern Pacific RR tracks and railroad tunnel to the west of Lakeview Canyon. Ridge to the southwest of disturbed off-road vehicle area. 2270 Comment
  RSA434635  Mimulus lewisii Fay A. MacFadden 1934-8-10 12941 Placer Cisco. Comment
  UCD21878  Mimulus lewisii Beth Lowe Corbin 1982-8-3 175 Placer Onion Creek campground. 1841 Comment
  UCD75705  Mimulus lewisii Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5155 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, along Emigrant Trail on the N side of the north fork of Cold Creek, forest clearing off trail. 2112 Comment
  JEPS71713  Mimulus lewisii Gladys L. Smith 1972-8-25 3436 Placer meadow below North cirque; Granite Chief 2575 Comment
  JEPS103315  Mimulus moniliformis Lowell Ahart 2002-7-22 9901 Placer About 40 yards NW of the small natural lake, on the E side of the paved road to Lake Valley Reservoir, ca 1/4 mile E of Yuba Gap and Highway 80. 1774 Comment
  UCD21891  Mimulus moschatus Rex Palmer 1979-7-9 N 436 Placer Onion Creek meadow #2. Comment
  UCR233457  Mimulus moschatus George K. Helmkamp, E. A. Helmkamp 2011-8-26 18187 Placer Northern Sierra Nevada Mountains, along Forest Hill Road, 12.9 miles east of Humbug Road, less than 1 mile northwest of Robinson Flat 2050 Comment
  UCR240917  Mimulus moschatus George K. Helmkamp, E. A. Helmkamp 2012-6-19 19244 Placer Northern Sierra Nevada Mountains, Foresthill Road, 9.2 miles east of its junction with Devil's Thumb Road 2055 Comment
  UCD122789  Mimulus nanus var. jepsonii G. K. Helmkamp; E. A. Helmkamp 2007-5-23 12057 Placer Northern Sierra Nevada Mountains. Along Forest Hill Road, 11.1 miles northeast of Foresthill. Comment
  RSA422238  Mimulus nanus var. mephiticus Wm Vortriede 1928-1 s.n. Placer Lake Tahoe. [El Dorado or Placer County] Comment
  UC194065  Mimulus tilingii C. F. Sonne 1886-8-16 Placer above Coldstream 2590 Comment
  HSC33457  Mimulus torreyi Thomas W. Nelson, James Nelson 1974-6-17 1352 Placer Along Hwy. 80 at its junction with Blue Canyon Rd., 9 mi. W of Placer-Nevada County line Comment
  SCFS5066  Mimulus torreyi E. Krimmel 2014-6-26 Placer Above NF river on north side, not far above Heath Falls overlook Comment
  UC112826  Mimulus torreyi Katharine Brandegee 1908-7-15 Placer near Cisco Comment
  SEINET9319360  Mimulus torreyi Unknown 2009-7-16 15196 Placer Sierra Nevada Mountains Comment
  SEINET12765191  Minuartia californica Barbara Ertter 1991-3-29 9719 Placer 2-3 miles south of Lincoln.; 0 46 Comment
  UCD98271  Minuartia douglasii Gurdev S. Khush 1959-5-10 18 Placer US Highway 40, 1.5 miles nortehast of Clipper Gap. 426 Comment
  CDA16797  Mitella breweri G. F. Hrusa, J. Glazner 2001-7-15 15936 Placer Sierra Nevada; Crows Nest Pk. immed. W of Sugarbowl. 2286 Comment
  UCD42796  Mitella breweri C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-23 162 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  UCD125189  Monardella breweri subsp. lanceolata L. M. Sparks 1912-7-1 72 Placer Lake Tahoe. 1920 Comment
  SEINET3224456 Image available Monardella candicans Marcus E. Jones 1882-7-4 3458 Placer Colfax Comment
  SEINET12272517  Monardella candicans M. E. Jones 1882-1 3458 Placer Colfax Comment
  UCR171333  Monardella odoratissima George K. Helmkamp, E. A. Helmkamp 2005-10-1 9982 Placer Northern Sierra Nevada Mtns., NW of Lake Tahoe; Junction of Bear Creek Dr. and Big John Road (c. 2.2 miles west of Calif. Highway 89 and just south of Alpine Meadows Road) 2015 Comment
  CHSC67832  Monardella odoratissima subsp. pallida James D. Jokerst 1986-7-13 2712 Placer Trail from The Cedars, high Sierra Nevada SW of Donner Lake, stop along trail S of Middle Fork American River. 1859 Comment
  JEPS126282  Monardella odoratissima subsp. pallida Steve Matson 1997-7-1 116 Placer Tahoe north shore; Snow Creek watershed, Tahoe Visa/Kings Beach; middle fork of Snow Creek; north of Golf Course. Comment
  SEINET3246123  Monardella odoratissima subsp. pallida G. K. Helmkamp, E. A. Helmkamp 2007-1 12642 Placer Northern Sierra Nevada Mountains: Donner Pass Road between Donner and Norden, about 0.2 miles east of the Nevada Co. border. 2150 Comment
  UC1124559  Monardella odoratissima subsp. pallida N. French 1934-5-31 389 Placer 1/2 mi east of Texas Hill; Tahoe National Forest, Colfax Quadrangle Comment
  UC128213  Monardella odoratissima subsp. pallida Miss Harriet A. Walker 1908-7-25 1389 Placer Cisco 1810 Comment
  UC883619  Monardella odoratissima subsp. pallida P. A. Lebenbauer 1934-6-10 Placer Near Homewood; Lake Tahoe Comment
  UCR241326  Monardella odoratissima subsp. pallida George K. Helmkamp, Mary Alice Barnes, E. A. Helmkamp 2012-9-8 19822 Placer Northern Sierra Nevada Mountains, along Forest Hill Road, 0.7 mile north of Robinson Flat Campground, about 26 miles northeast of Foresthill, Tahoe National Forest 2034 Comment
  CAS-BOT-BC318591  Monardella odoratissima subsp. pallida Mrs. H. C. Cantelow 1938-7-2 2268 Placer 8 mi N of Auburn Comment
  SEINET10582096  Monardella odoratissima subsp. pallida A. Graff 1993-7-21 Graff 271 Placer Tahoe National Forest, Squaw Valley. Hwy. 89, across from Silver Creek Campground. Locally abundant, large population, in the understory of Pinus contorta, P. ponderosa, Abies sp. forest. Comment
  SEINET10582105  Monardella odoratissima subsp. pallida A. Graff 1993-7-21 Graff 274 Placer Tahoe National Forest, Squaw Valley. Hwy. 89, across from Silver Creek Campground. Locally abundant, large population, in the understory of Pinus contorta, P. ponderosa, Abies sp. forest. Comment
  UCR194701  Monardella sheltonii George K. Helmkamp, E. A. Helmkamp 2007-5-30 12206 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 8.5 miles east of its junction with Forest Hill Road in Foresthill 488 Comment
  CAS-BOT-BC260647  Muhlenbergia filiformis H. S. Yates 1936-8-9 5988 Placer 2 miles SW of Martis Peak, N of Agate Bay, Lake Tahoe 2286 Comment
  CHSC82703  Muhlenbergia filiformis Lowell Ahart 2002-7-22 9905 Placer On the south side of the small natural lake, on the east side of the paved road to Lake Valley Reservoir, about 1/4 mile east of Yuba Gap and Highway 80. 1773 Comment
  JEPS103487  Muhlenbergia filiformis Lowell Ahart 2002-7-22 9905 Placer On the S side of the small natural lake, on the E side of the paved road to Lake Valley Reservoir, ca 1/4 mile E of Yuba Gap and Highway 80. 1773 Comment
  SACT001587  Muhlenbergia filiformis Michael Baad 1983-8-27 Placer On trail, one mile west towards Cherry Point. 2133.0 Comment
  SACT001589  Muhlenbergia filiformis D. Meyer 1984-7-8 Placer Road to Lake Valley Reservoir roadside. 1758.0 Comment
  UCD43194  Muhlenbergia filiformis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-13 563 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  CHSC68075  Muhlenbergia richardsonis James D. Jokerst 1986-7-12 2690 Placer Trail from The Cedars, high Sierra Nevada SW of Donner Lake, S side of river along trail from Chickerings home upstream to Blue and Gold Meadow. Comment
  UCD44698  Muhlenbergia richardsonis C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 2064 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  UCD87093  Muhlenbergia rigens R. M. Love 1950-9-26 s.n. Placer between Sheridan and Roseville, Franceschi Ranch. Comment
  UC854359  Myosurus apetalus Alice Eastwood Jun 15 1912-Jun 19 1912 467 Placer Tahoe City; Lake Tahoe Region Comment
  JEPS127532  Myosurus apetalus var. montanus Steve Matson 2000-7-6 463 Placer nSNH: Martis Valley, about 4 miles SE of Truckee. Martis Creek Wildlife Area, north of Hwy 267, east of Martis Creek, east of logging road. Comment
  CDA19325  Myriophyllum spicatum R. Kerr 2001-6-21 s. n. Placer Sierra Nevada; Truckee River below Fanny Bridge in the vicinity of Tahoe City. 1896 Comment
  UCD148970  Myriophyllum spicatum John D. Madsen; David F. Spencer 1996-4-2 s.n. Placer From Truckee River, adjacent to California Highway 89, approximately 150m downstream of the dam at Tahoe City. Comment
  UC1191976  Myriophyllum verticillatum Malcolm A. Nobs and S. Galen Smith 1949-8-21 1510 Placer Marsh between Sandy Beach and Agate Bay, N end of Lake Tahoe. Comment
  JEPS21149  Nama lobbii N. French 1934-5-28 374 Placer 1 1/2 mi w Black Mountain; Colfax Quad., w of Black Mountain 1767 Comment
  SEINET5520876  Nama lobbii M. J. Williams 1984-6-24 84- 64 -2 Placer East side of Hwy 20 near intersection with Diamond Creek Road 1646 Comment
  UCD22115  Navarretia breweri Rex Palmer 1979-7-12 N 609 Placer Headwaters basin area of the North Fork of the American River. Comment
  CHSC73970  Navarretia capillaris Susi Urie 1998-8-17 98 -055 Placer Lake Tahoe Basin--National Forest. About 0.5 mi north of Ward Creek, along a tributary; about 2 mi west of Lake Tahoe and Sunnyside. Meadow stringer. 2097 Comment
  SEINET4207339  Navarretia capillaris Beth Lowe Corbin 1982-8-11 326 Placer 1.5 mile WNW of Onion Creek campground.; 0 1951 Comment
  UCD75706  Navarretia capillaris Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5156 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, along Emigrant Trail on the N side of the north fork of Cold Creek, sides of trail. 2124 Comment
  RSA562587  Navarretia capillaris Alva Day, Orbelia Robinson 1982-7-13 82 -73 Placer Soda Springs Rd. 1.8 mi. N of Chickering's, and Old Soda Springs. Comment
  JEPS71473  Navarretia divaricata Gladys L. Smith 1972-6-20 3265 a Placer Wark Peak, just below summit Ward Peak 2590 Comment
  UCD21616  Navarretia divaricata E. Dean; M. Starbuck, C. Tresan, S. Tresan 2002-7-30 1265 Placer Vicinity of the town of Soda Springs. Meadow across from housing along Soda Springs Road, trailhead for trail that starts at Soda Springs Rd. and travels E from the Serene Lakes region up ca. 100 m to a ridge that looks down on Lake Van Norden and railroad tracks. 2200 Comment
  UC750582  Navarretia divaricata subsp. vividior Lewis S. Rose 1946-6-23 46201 Placer n of Cisco; Rainbow 1737 Comment
  CHSC83178  Navarretia eriocephala Beecher Crampton 1953-5-14 1273 Placer 3 miles north of Roseville, on Highway 99E. Along railroad right of way. Comment
Read comments
Aug 1 2011
  UC126072  Navarretia filicaulis Katharine Brandegee Jul 1908 Placer near Cape Horn Comment
  UC52811  Navarretia filicaulis Edward Lee Greene 1883-1 Placer Colfax Comment
  SEINET9367592  Navarretia intertexta Unknown 1999-7-17 15173 Placer Martis Valley Comment
  UCR120234  Navarretia intertexta subsp. propinqua George K. Helmkamp, E. A. Helmkamp, A. Kerchner 1999-6-30 5070 Placer Northern Sierra Nevada Range, Truckee River, c. 4 mi upstream from Lake Tahoe; 1.1 mi south of Squaw Valley Road 1860 Comment
  SD103799  Navarretia leptalea Darley Howe 1978-7-14 5069 Placer Along state highway 20, 29 miles west of truckee 1646 Comment
  RSA470066  Navarretia leptalea Wm. Vortriede 1928-1 s.n. Placer Lake Tahoe. [El Dorado or Placer County] Comment
  CHSC74112  Navarretia leptalea subsp. bicolor Susi Urie 1998-8-11 98 -010 Placer Lake Tahoe Basin--National Forest. About 0.5 mi north of Ward Creek, along a small tributary; about 2 mi west of Lake Tahoe and Sunnyside. Meadow stringer. 2097 Comment
  UC726813  Navarretia leptalea subsp. leptalea A. A. Heller 1919-7-24 13292 Placer near Cisco; near Cisco Comment
  UC880051  Navarretia leptalea subsp. leptalea Lewis S. Rose 1937-7-29 37616 Placer Tahoe Vista 1905 Comment
  UCR198536  Navarretia leucocephala subsp. leucocephala George K. Helmkamp, E. A. Helmkamp 2008-4-17 13287 Placer Sacramento Valley, Ranch House Road, 0.2 mile southeast of Sheridan 37 Comment
  POM264777  Navarretia leucocephala subsp. leucocephala Lincoln Constance 1941-5-28 2820 Placer 2 miles north of Lincoln, Sacramento Valley. 61 Comment
  JEPS127513  Navarretia leucocephala subsp. minima Steve Matson 1998-6-21 820 Placer nSNH: Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; north side of Highway 267, west of Martis Creek. Comment
  UC106895  Navarretia linearifolia subsp. linearifolia C. F. Sonne Sept., 1895 Placer road to Hot Springs Lake Tahoe; Sierra Nevada Mountains, rd to Hot Springs Lake Tahoe Comment
  CDA40115  Navarretia pubescens D. J. Mitani 1974-6-5 s.n. Placer Near Auburn. 0 Comment
  UCD36287  Navarretia tagetina Beecher Crampton 1953-5-14 1274 Placer Placer County, 3 miles north of Roseville, on Highway 99E. Comment
  RSA0047750  Nemophila heterophylla George K. Helmkamp, Mary Alice Barnes 2013-4-18 20374 Placer Iowa Hill Road, 1.8 miles west of the bridge over North Fork American River, 0.6 mi. (airline) east of I-80 at Colfax 544 Comment
  SD43636  Nemophila heterophylla Darley F. Howe 1948-5-22 1855 Placer Placer Co. 609 Comment
  SDSU6142  Nemophila heterophylla D. F. Howe 1948-5-22 1855 Placer 610 Comment
  UC1586074  Nemophila heterophylla Barbara Ertter with David Thompson 1989-4-8 8168 Placer Iowa Creek Road ca 2 mi from I-80 (near entrance to Auburn State Recreation Area, at creek crossing); nr entrance to Auburn State Recreation Area, Iowa Creek Rd 518 Comment
  UCR235597  Nemophila heterophylla George K. Helmkamp, E. A. Helmkamp 2012-5-5 18920 Placer Northern Sierra Nevada Mountains Foothills, Lake Clementine Road, 1.2 miles west of its junction with Foresthill Road, 0.3 air mi. SE (123 deg. ) of Clementine Dam on the American River 396 Comment
  POM126461  Nemophila maculata W W Mackie 1904-04 s.n. Placer Newcastle. Comment
  UCR208279  Nemophila parviflora var. austiniae George K. Helmkamp, E. A. Helmkamp 2009-5-7 14633 Placer Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 13.6 miles east of its junction with Forest Hill Road in Foresthill 771 Comment
  SEINET3224819 Image available Nemophila spatulata Marcus E. Jones 1882-6-30 2816 Placer Emigrant Gap. Comment
  CAS-BOT-BC231506  Nicotiana G. P. Rixford 1913-9-2 s.n. Placer Loomis Comment
  JEPS36255  Nothocalais alpestris L. S. Smith 1928-6-28 2422 Placer Tahoe Forest Miller Lake Range, Tahoe Forest Comment
  UCD149397  Notholithocarpus densiflorus G. Ledyard Stebbins 1976-7-4 7682 Placer Little Crater. (Exact location unknown. Coordinates estimated by label maker.) Comment
  UCD110234  Notholithocarpus densiflorus var. echinoides G. L. Stebbins Jr. 1941-7-16 3168 Placer Blue Canyon. Comment
  SEINET7067124  Odontostomum hartwegii A. G. Vestal 1947-4-29 s.n. Placer Serpentine about 3.8 miles north of Auburn and 0.2 miles south of Elders Corner on Route 49. Coordinate datum: NAD27. UTM Zone 10, 664672mE, 4313245mN. Comment
  UC1714520  Odontostomum hartwegii Mary E. P. Ames April, 1891 Placer Auburn Comment
  UCD42920  Oreostemma alpigenum var. andersonii C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 288 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  UCD160078  Orobanche fasciculata Sue Nichol 2015-4-15 s.n. Placer Along Foresthill Rd. between town of Foresthill and Foresthill Bridge. Just E of Butcher Ranch Rd.: near mailbox 17010 and Forest Service gate 124. Northwest side of the road. 551 Comment
  CAS-BOT-BC458057  Orthilia secunda C. F. Sonne 1885-10-11 209 Placer Sierra Nevada Mts: Summit at Lake Angeline Comment
  UCR148840  Orthocarpus cuspidatus G. Fred Hrusa, J. Glazner 2001-7-15 15951 Placer Northern Sierra Nevada Mountains, Near summit of Crows Nest Peak, immediately west of Sugarbowl 2378 Comment
  CDA15919  Orthocarpus cuspidatus subsp. cryptanthus G. F. Hrusa, J. Glazner 1999-7-17 15144 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  UCD21899  Orthocarpus cuspidatus subsp. cryptanthus Rex Palmer 1979-7-25 N 672 Placer Headwaters basin area of the North Fork of the American River Comment
  POM286516  Orthocarpus hispidus Lyman D. Benson 1932-7-31 4021 Placer Tahoe Tavern, Sierra Nevada mtn range, Lake Tahoe watershed. 1890 Comment
  SEINET474026  Osmorhiza berteroi M. E. Jones 1882-6-29 Placer Emigrant Gap Comment
  UCD41250  Osmorhiza brachypoda Ellen Dean; Art Shapiro, Adrienne Shapiro 2003-5-12 1706 Placer Dutch Flat area, north of Hwy 80 near Alta Exit. Along Drum Powerhouse Road, about 1.5 road miles northeast of intersection with Main St. 1066 Comment
  CDA15653  Osmorhiza chilensis G. F. Hrusa, J. Glazner 1999-7-18 15188 Placer Lake Tahoe; Wooded slopes betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1905 Comment
  UCD74022  Osmorhiza chilensis Jennifer W. Burt; Sarah Shannon 2005-7-8 144 Placer PlaVada' abandoned ski area (off Hwy 80 at Kingvale exit) - collected from coniferous forest near abandoned ski runs. 1922 Comment
  UCD36704  Panicum acuminatum var. fasciculatum Beecher Crampton 1955-7-13 2987 Placer 3.5 miles east of Baxter, along U.S. Highway 40. Comment
  CAS-BOT-BC253674  Panicum capillare Catherine Best 1981-6-17 s.n. Placer Highway 80 Rest Stop near Gold Run 990 Comment
  CHSC81854  Panicum capillare Lowell Ahart 2001-10-10 9342 Placer French Meadows Reservoir, near the boat or trail access area on the northwest side of the reservoir, about 1 mile southwest of the bridge across the Middle Fork of the American River, about a 2 miles southwest of Ahart Camp, about 22 miles (air) northeast of Forest Hill. 1591 Comment
  JEPS102508  Panicum capillare Lowell Ahart 2001-10-10 9342 Placer French Meadows Reservoir, near the boat or trail access area on the NW side of the reservoir, about 1 mile SW of the bridge across the Middle Fork of the American River, about a 2 miles SW of Ahart Camp, about 22 miles (air) NE of Forest Hill. 1591 Comment
  SACT001639  Panicum hillmanii Josephine Van Ess 1976-9-4 Placer Dry roadside 42.7 Comment
Read comments
Nov 20 2014
  SACT001645  Panicum pacificum Michael Baad 1977-6-9 Placer At junction of Middle Fork of American River and Rubicon River 365.76 Comment
  JEPS71841  Parnassia californica Gladys L. Smith 1972-8-23 3431 Placer n face of Granite Chief, Squaw Valley complex Granite Chief; , Squaw Valley complex 2575 Comment
  CAS-BOT-BC259632  Paspalum dilatatum Peter H. Raven 1954-8-27 7955 Placer Roseville 48 Comment
  UCD88726  Paspalum dilatatum Beecher Crampton 1961-9-27 5996 Placer 1 mile west of Auburn, along U.S. Highway 40. Comment
  UCR258215  Paspalum dilatatum George K. Helmkamp, Elizabeth Helmkamp 2012-10-20 20056 Placer Sierra Nevada Mountains Foothills, North Auburn; unnamed dirt road on east side of CA-49, between Rock Creek Road and Locksley Lane 387 Comment
  UCR259868  Paspalum dilatatum George K. Helmkamp, Elizabeth Helmkamp 2013-11-2 22469 Placer Sacramento Valley, West Wise Road just east of the junction with California Lane, north of Lincoln 56 Comment
  CDA42833  Paspalum distichum G. F. Hrusa, M. Pitcairn 2015-7-16 18656 Placer Sierra Nevada; Lake Clementine Rd., E of Auburn. 231 Comment
  CAS-BOT-BC258774  Paspalum urvillei David D. Keck 1932-7-1 1595 Placer 2 miles N. of Auburn on Nevada City road 425 Comment
  UCR141668  Paspalum urvillei Beecher Crampton 1965-9-13 7499 Placer Sierra Nevada Mtns., Gold Run, Interstate Hwy 80 976 Comment
  UCR259877  Paspalum urvillei George K. Helmkamp, Elizabeth Helmkamp 2013-11-2 22466 Placer Sacramento Valley, Highway CA-193 (Lincoln-Newcastle Hwy) at the junction with Gold Hill Road, 3.8 miles northwest of US-80 114 Comment
  SEINET4670718  Paspalum urvillei B. Crampton 1965-9-13 7499 Placer Gold Run, Interstate Hwy 80 975 Comment
  CHSC74275  Pedicularis attollens Susi Urie 1998-8-29 98 -168 Placer Middle of Page Meadows; about 2 mi west of Lake Tahoe and Sunnyside. 2121 Comment
  UCD18261  Pedicularis attollens E. A. Dean; N. Wymer, T. and M. Starbuck 1998-8-15 473 Placer NW shore of Lake Tahoe, W of Hwy 89, S of Donner Lake, upper slopes and meadows of Squaw Valley Ski Resort. 2499 Comment
  UC128142  Pedicularis attollens Miss Harriet A. Walker 1470 Placer near Cisco Lake; Cisco Comment
  UC103240  Pedicularis groenlandica C. F. Sonne July 1892 Placer Mountains above Baldstream; Sierra Nevada Mountains Comment
  RSA124122  Pedicularis racemosa E. F. Sprague 1957-7-14 1602 Placer Up slope behind Rainbow Tavern and east to end of road. Hwy 40. 1829 Comment
  UC1035662  Pedicularis racemosa Laura E. Mills, Kay H. Beach 1940-8-5 28 Placer 4 mi n of Soda Springs (Camp Pahatsi); Sierra Nevada Mountains Comment
  UC474211  Pellaea brachyptera Marcus E. Jones, A. M. 1882-5-28 3275 Placer Emigrant Gap Comment
  CAS-BOT-BC67607  Pellaea bridgesii C. F. Sonne 1886-7-5 3221 Placer Sierra Nevada Mts. - Above Summit Station 2209 Comment
  POM281937  Pellaea bridgesii Lyman Benson 1933-6-26 4541 Placer Cisco 1829 Comment
  UC1794514  Pellaea bridgesii Ruth Kirkpatrick 2001-7-16 1063 Placer Junction of Hwy 20 with Sierra Discovery Trail, 3 mi E of Hwy 80. 1421 Comment
  UC197901  Pellaea bridgesii C. F. Sonne 1886-7-5 Placer Summit Station 2194 Comment
  CAS-BOT-BC67625  Pellaea mucronata Saichi Kawahara 1969-5-24 832 Placer Cape Horn, overlooking north fork of Americna river, Colfax-Iowa Hill Road, between Dinner Tree & Windy Point 585 Comment
  OBI20170  Penstemon azureus David J. Keil 1978-7-23 12930 Placer Cisco Grove exit from I-80, just E of Nevada Co line; around So fork of Yuba River 1768 Comment
  SEINET178787 Image available Penstemon azureus Marcus E. Jones 1982-7-3 3436 Placer Colfax Comment
  SEINET4560769  Penstemon azureus George K. Helmkamp, E. A. Helmkamp 2010-1 16670 Placer Northern Sierra Nevada Mountains: Forest Hill Road, 1.6 miles west of the junction with Soda Springs Road at Robinson Flat. 2040 Comment
  UCR209724  Penstemon azureus George K. Helmkamp, E. A. Helmkamp 2009-8-12 15444 Placer Sierra Nevada Mountains, Forest Hill Road, 0.8 mile west of Robinson Flat, c. 27 miles NE of the city of Foresthill 2034 Comment
  POM44449  Penstemon azureus subsp. azureus H. M. Hall 1910-6-19 8702 Placer Cisco. 1800 Comment
  UC886822  Penstemon azureus var. angustissimus Marcus E. Jones, A. M. 1882-7-3 3437 Placer Colfax Comment
  UCD75817  Penstemon azureus var. azureus Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5169 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, along Emigrant Trail on the N side of the north fork of Cold Creek, south side of trail between creek and trail. 2136 Comment
  UCR189639  Penstemon azureus var. azureus George K. Helmkamp, E. A. Helmkamp 2007-7-27 12624 Placer Northern Sierra Nevada Mountains, Southeast end of Cisco Grove; along local road just before it passes under Interstate-80 1744 Comment
  JEPS15127  Penstemon deustus N. French 1934-6-22 439 Placer 1/2 mi w Lake Van Norden; Tahoe N.F., Truckee Quadrangle Comment
  UCD75733  Penstemon gracilentus Ellen Dean, M. Starbuck,; K. Mawdsley, G. Harrington, M. Bibbo, J. Poloske 2008-7-20 5195 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, ridge between Southern Pacific RR tracks and railroad tunnel to the west of Lakeview Canyon, side of undeveloped road near hairpin turn. 2160 Comment
  UCD162564  Penstemon heterodoxus var. cephalophorus Steve Matson 2004-7-31 1074 Placer nSNH; Tahoe Basin; Blackwood Canyon (west shore), about 1 mile ESE of Barker Pass. 2407 Comment
  UC54986  Penstemon heterophyllus var. purdyi C. F. Sonne 1891-5-17 15 Placer below Auburn; Sierra Nevada Mountains, below Auburn Comment
  UCD124279  Penstemon laetus Beecher Crampton 1969-7-1 8487 Placer 1/4 mile west Emigrant Gap P.O. Interstate Hwy. 80 eastbound. Comment
  UCD21906  Penstemon laetus Beth Lowe Corbin 1982-8-2 162 Placer Onion Creek campground. In fine, sandy, granitic soil along disturbed bank. Perennial herb, with blueish violet flowers. Mostly sun. South facing slope. Uncommon. 1841 Comment
  UCD33548  Penstemon laetus Beecher Crampton 1969-7-1 8487 Placer 1/4 mile W of Emigrant Gap post office on Interstate Hwy. 80. Comment
  SD243211  Penstemon laetus subsp. laetus George K. Helmkamp, E. A. Helmkamp 2011-8-26 18160 Placer Northern Sierra Nevada Mountains: Forest Hill Road, 3.6 miles east of its junction with Mesquite Road in the city of Foresthill. 1402 Comment
  SEINET3160463  Penstemon menziesii G. B. Grant 1906-7-20 sn Placer Tahoe Tavern, Lake Tahoe, Sierra Nevada Mts. 1890 Comment
  CAS-BOT-BC239280  Penstemon newberryi var. berryi E. A. McGregor 1909-8-13 114 Placer Lake Tahoe Region. Susie Lake 2331 Comment
  CAS-BOT-BC239284  Penstemon newberryi var. berryi A. A. Heller 1917-6-18 12710 Placer Along the Yuba River below Cisco 1645 Comment
  UC27479  Penstemon newberryi var. newberryi C. J. Fox Jr. July 1893-July 1895 Placer near Squaw Peak; near Squaw Peak Comment
  UCR231825  Penstemon newberryi var. newberryi George K. Helmkamp, E. A. Helmkamp 2010-8-14 16773 Placer Northern Sierra Nevada Mountains, American Hill Road (Forest Route 13), 4.7 miles south of its junction with Foresthill Road and just south of a creek crossing 1552 Comment
  NY650155  Penstemon roezlii H. D. D. Ripley 1948-7-13 9822 Placer Southwest of Emigrant Gap 1676.4 Comment
  SEINET4560774  Penstemon roezlii George K. Helmkamp, E. A. Helmkamp 2010-1 16647 Placer Northern Sierra Nevada Mountains; Forest Hill Road at Hidden Treasure Road, 10.4 miles northeast of the city of Foresthill. 1384 Comment
  UC146890  Penstemon roezlii Katharine Brandegee Placer Emigrant Gap Comment
  CDA15986  Penstemon rydbergii var. oreocharis G. F. Hrusa, J. Glazner 1999-7-17 15166 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  RSA671810  Penstemon rydbergii var. oreocharis M. V. Hood 1939-7-4 s.n. Placer Upper Soda Springs. Comment
  UCD162556  Penstemon rydbergii var. oreocharis Steve Matson 1998-6-21 262 Placer nSNH; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; 200 meters north of Highway 267, east of logging road by lone pine tree. 1780 Comment
  UCD75746  Penstemon rydbergii var. oreocharis Ellen Dean, M. Starbuck,; K. Mawdsley, G. Harrington, M. Bibbo, J. Poloske 2008-7-20 5210 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, ridge between Southern Pacific RR tracks and railroad tunnel to the west of Lakeview Canyon, ridge to the west of large off-road vehicle area. 2255 Comment
  RSA35113  Penstemon speciosus L. S. Rose 1944-7-12 44083 Placer Chamber Lodge, Lake Tahoe. 1921 Comment
  SEINET12808748  Penstemon speciosus C. E. Freeman 1993-1 s.n. Placer Hwy 267 from Truckee to Lake Tahoe, 0.5 mi N of Brockway Summit, 7100 ft. 2187 Comment
  UC27447  Penstemon speciosus C. J. Fox Jr. July, 1895 Placer near Squaw Peak; near Squaw Peak Comment
  UCSB32267  Perideridia bolanderi Bingham, R. F. (Mrs.) 1882-1 Placer Auburn Comment
  CHSC73908  Perideridia lemmonii Susi Urie 1998-9-1 98 -192 Placer Lake Tahoe Basin--National Forest. Below Hwy 28, between the highway and lake Forest Road; about 0.3 mi north of Lake Tahoe. [Lat./long. on label is '39 11 N; 120 7 W']. 1908 Comment
  CHSC73910  Perideridia lemmonii Susie Urie 1998-7-11 98 -008 Placer About 0.5 mi north of Ward Creek, along a small tributary; about 2 mi west of Lake Tahoe and Sunnyside. [Lat./long. on label is '39 9 N; 120 10 35 W']. 2097 Comment
  UCR257729  Perideridia parishii George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19521 Placer Northern Sierra Nevada Mountains, Sugar Bowl Road, 0.4 mile south of its junction with Donner Pass Road, just west of Lake Mary 2136 Comment
  UCD43022  Perideridia parishii subsp. latifolia C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-18 391 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  SD254688  Persicaria punctata George K Helmkamp, Elizabeth Helmkamp 2012-10-30 20091 Placer Sacramento Valley: South Dowd Road, 0.1 mile south of its junction with Moore Road, SW of Lincoln (Pleasant Grove 7.5'Q) 34 Comment
  CHSC67664  Phacelia hastata subsp. compacta James D. Jokerst 1986-7-13 2737 B Placer Trail from The Cedars, high Sierra Nevada SW of Donner Lake, just below the summit of Needle Peak, scree on S-facing slope. Comment
  CDA15990  Phacelia hastata subsp. hastata G. F. Hrusa, J. Glazner 1999-7-17 15184 e Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  SD243160  Phacelia hastata var. hastata George K. Helmkamp, E. A. Helmkamp 2010-7-28 16655 Placer Northern Sierra Nevada Mountains: Forest Hill Road, 22 miles northeast of the city of Foresthill. 2041 Comment
  UCR246828  Phacelia hastata var. hastata George K. Helmkamp, E. A. Helmkamp 2010-7-28 16655 Placer Northern Sierra Nevada Mountains, Forest Hill Road, 22 miles northeast of the city of Foresthill 2041 Comment
  UCD74138  Phacelia humilis var. humilis Jennifer W. Burt 2005-7-11 118 Placer Powder Bowl' abandoned ski area (South of Alpine Meadow Road off Hwy 89 near Alpine Meadows) - collected from center of an abandoned ski run. 1986 Comment
  CDA16032  Phacelia hydrophylloides G. F. Hrusa, J. Glazner 2000-9-3 15681 A Placer Sierra Nevada; Sugar Bowl Ridge, immediately to W of proposed Crow's Nest ski run. 2164 Comment
  JEPS13952  Phacelia imbricata Rimo Bacigalupi with A. Hawkes, G. L. Stebbins, D. Zohary, H. Stutz, J. Hunziker, F. Ehrendorfer 1952-7-19 3856 Placer directly below Cape Horn (on the S.P. transcontinental line, 1/2 mi above the bridge on the Colfax-Iowa Hill rd); North Fork of the American River 381 Comment
  UC956796  Phacelia imbricata L. Constance 1951-5-20 3378 Placer on Loomis rd 4.5 mi n Folsom; Sacramento Valley 91 Comment
  UC604462  Phacelia marcescens E. B. Babcock and G. L. Stebbins Jr. 1936-6-2 1583 Placer about 3 mi e Emigrant Gap (between main rd and Nevada City Rd) 1750 Comment
  UCD149513  Phacelia marcescens G. L. Stebbins 1970-7-12 7050 Placer 2 miles north of Alta, Bear River Canyon. (Exact location unknown. Coordinates estimated by label maker.) 1097 Comment
  CHSC81790  Phacelia mutabilis Lowell Ahart 2001-10-10 9354 Placer French Meadows Reservoir, about 1/4 mile northeast of the boat or trail access area on the northwest side of the reservoir, about 3/4 mile southwest of the bridge across the Middle Fork of the American River, about 1 3/4 miles southwest of Ahart Camp, about 22 miles (air) northeast of Forest Hill. 1591 Comment
  UCR194933  Phacelia mutabilis George K. Helmkamp, E. A. Helmkamp 2007-5-18 12020 Placer Northern Sierra Nevada Mountains Foothills, along Mosquito Ridge Road, 4.2 miles southeast of Foresthill 793 Comment
  RSA0009687  Phacelia procera Marcus E. Jones 1882-6-30 s.n. Placer Emigrant Gap. Comment
  CHSC89293  Phacelia racemosa G. F. Hrusa; J. Glazner 2000-9-3 15676 A Placer Northern Sierra Nevada. Sugar Bowl Ridge, immediately to W of proposed Crow's Nest ski run. On old sky run edge. UTM: 10S, 4354752 N, 0728157 E. 2164 Comment
  UCR240723  Phacelia racemosa George K. Helmkamp, E. A. Helmkamp 2012-6-19 19239 Placer Northern Sierra Nevada Mountains, Foresthill Road, 9.2 miles east of its junction with Devil's Thumb Road 2055 Comment
  SACT001710  Phalaris lemmonii D. Meyer 1983-5-15 Placer Field at Southeast corner. 36.6 Comment
  SACT001711  Phalaris lemmonii D. Meyer 1983-5-15 Placer Field at Southeast corner. 36.6 Comment
  CAS-BOT-BC77387  Philadelphus lewisii Saichi Kawahara 1969-5-24 835 Placer Cape Horn, overlooking north fork of American River, Colfax-Iowa Hill Road between Dinner Tree and Windy Point 585 Comment
  CAS-BOT-BC77388  Philadelphus lewisii Marcus E. Jones 1882-7-3 3586 Placer Colfax Comment
  CDA11925  Philadelphus lewisii G. F. Hrusa, J. Dinsdale 1989-5-2 7068 Placer Sierra Nevada; Mosquito Ridge Rd, about 15 miles below Placer Redwood Grove. Comment
  UCR218216  Philadelphus lewisii George K. Helmkamp, E. A. Helmkamp 2010-6-26 16415 Placer Sierra Nevada Mountains Foothills, Yankee Jims road along Brush Creek in Bunch Canyon, 2.8 miles southeast of its junction with Canyon Way, 2.75 mi. ENE (74 deg. ) of Applegate 476 Comment
  UCD38468  Philadelphus lewisii var. californicus Beecher Crampton 1955-6-15 2883 Placer Canyon slopes of Bunch Canyon. Comment
  UCD89344  Phleum alpinum R. Tofsrud 1951-7-11 s.n. Placer Ice Lake, 4 miles S of Soda Springs. Comment
  SACT001754  Phleum pratense Michael Baad 1976-8-4 Placer At end of jeep road. Eats of Mildred Ridge. 1975.0 Comment
  UCR170813  Phleum pratense George K. Helmkamp, E. A. Helmkamp 2005-9-30 9944 Placer Northern Sierra Nevada Mtns., Junction of Chalet and Alpine Meadows Roads west of Calif. Highway 89 (near Alpine ski area) 2081 Comment
  RSA654891  Phleum pratense G. Fred Hrusa, J. Glazner 1997-8-3 14023 Placer Corner of Hwy 89 & Squaw Valley Road., 39 deg 12' N, 120 deg 12' W. 2000 Comment
  UC106953  Phlox diffusa Albert Kellogg 1870-6-16 Placer Cisco Sierra Nevada Comment
  UCD22116  Phlox diffusa Rex Palmer 1979-6-19 N 252 Placer Headwaters basin area of the North Fork of the American River. Comment
  UC23908  Phlox diffusa A. M. Carpenter 1893-8 Placer 2286 Comment
  UC373151  Phlox gracilis Marcus E. Jones, A. M. 1882-6-23 Placer Emigrant Gap Comment
Read comments
Aug 21 2008
  UC84074  Phoenicaulis cheiranthoides C. F. Sonne 1892-7-1 Placer Truckee River; Sierra Nevada Mountains, Truckee River Comment
  JEPS48535  Phyllodoce breweri L. S. Smith 1927-8-12 2238 Placer Tahoe National Forest, Squaw Creek-Upper Basin Squaw Creek-Upper Basin; Tahoe National Forest, Squaw Creek-Upper Basin 2286 Comment
  UC1121048  Phyllodoce breweri C. W. Hanks 1934-10-11 124 Placer Tahoe National Forest, Upper end of Cold Creek Canyon Cold Creek Canyon; Tahoe National Forest, Cold Creek Canyon 2286 Comment
  UCD21481  Phyllodoce breweri Rex Palmer 1979-7-11 N 568 Placer Headwaters basin area of the North Fork of the American River. Comment
  JEPS7817  Physalis philadelphica Peter H. Raven 1954-8-27 7961 Placer Penryn; Sierra Nevada Comment
  CAS-BOT-BC60741  Physaria occidentalis C. F. Sonne 1886-7-18 23 Placer Sierra Nevada Mountains. Head of Squaw Valley on Truckee River. 2438 Comment
  SBBG128838  Physocarpus capitatus G. K. Helmkamp, E. A. Helmkamp 2010-10-16 17030 Placer Forest Route 24 at Parker Flat and beside Forbes Crk, 1.9 mi E (airline) of the Sugar Pine Reservoir dam 1180 Comment
  CHSC96462  Pilularia americana Lowell Ahart; Brian Williams 2007-4-13 13666 Placer On the bottom of vernal pools, about 1/2 mile south of the Manzanita Cemetery, about 1/2 mile west of Gladding Road, about 2 3/4 miles north of Lincoln. 43 Comment
  UCSB45346  Pilularia americana Reisentz, Paul 1979-5-11 Placer 1 mi S of Sheridan on Hwy 65. Comment
  SEINET5334494  Pinus attenuata V. K. Johnson 1950-12-13 s.n. Placer Gold Run Comment
  CAS-BOT-BC78462  Pinus contorta subsp. murrayana A. A. Heller 1917-8-13 12883 Placer Summit [valley] Valley 2118 Comment
  UC1134107  Pinus contorta subsp. murrayana R. W. Lundh 1933-4-26 234 Placer 3 mi s Signal Peak; Tahoe National Forest, Colfax Quad. 1828 Comment
  UCR201523  Pinus contorta subsp. murrayana George K. Helmkamp, E. A. Helmkamp 2008-8-20 14012 Placer Northern Sierra Nevada Mountains, Rainbow exit south from US-80 and east of Big Bend, adjacent to the South Yuba River 1811 Comment
  NY49930  Pinus contorta var. murrayana N. H. Holmgren 1969-7-25 3753 Placer Sierra Nevada, California [Highway] 267 between Truckee and Interstate [Highway] 80 1828.8 Comment
  UCD23233  Pinus lambertiana Beth Lowe Corbin 1982-8-20 394 Placer 1 mile northwest of Onion Creek campground. 2072 Comment
  UCR215977  Piperia transversa George K. Helmkamp, Amy Barnes 2009-7-12 15175 Placer Sierra Nevada Mountains Foothills, along Foresthill Road, 5.7 miles northeast of the city of Foresthill 1230 Comment
  RSA99003  Plagiobothrys bracteatus L. S. Rose 1953-5-19 8391 Placer 5 miles N of Roseville on road to Lincoln. 49 Comment
  HSC82225  Plagiobothrys canescens Thomas W. Nelson 1979-4-10 4575 Placer Along W side of Sierra College Blvd. between I-80 and Douglas Blvd. Comment
  JEPS60951  Plagiobothrys cusickii W. H. Shockley June 1882 322 Placer Soda Springs; summit Comment
  CAS-BOT-BC230950  Plagiobothrys hispidulus Alice Eastwood 1909-1-1 26 Placer Lake Tahoe Region. Sunnyside Comment
  CAS-BOT-BC230954  Plagiobothrys hispidulus Geo. B. Grant 1906-8-1 6932 Placer About Lake Tahoe Comment
  CHSC82582  Plagiobothrys hispidulus Lowell Ahart 2002-7-22 9881 Placer 50 yards northeast of the small natural lake, on the east side of the paved road to Lake Valley Reservoir, about 1/4 mile east of Yuba Gap and Highway 80. 1780 Comment
  UC1026510  Plagiobothrys hispidulus Alice Eastwood Jun 15 1912-Jun 19 1912 444 Placer Tahoe City Lake Tahoe Region Comment
  CHSC114671  Plagiobothrys nothofulvus CDFA Staff 1998-4-22 Placer Dry Creek. Comment
  UC660019  Plagiobothrys stipitatus var. micranthus Lincoln Constance 1941-5-28 2822 Placer 2 mi n Lincoln; Sacramento Valley 60 Comment
  RSA791425  Plagiobothrys undulatus George K. Helmkamp, E. Helmkamp 2011-5-12 17255 Placer Southern Sacramento Valley: south of Lincoln along Athens Ave., 1.6 mile east of Fiddyment Road, 0.6 mi. west of Industrial Ave. 41 Comment
  CDA36885  Plantago lanceolata CDFA Staff 1995-5-12 s.n. Placer Dry Creek. 0 Comment
  CHSC82581  Plantago major Lowell Ahart 2002-7-22 9892 Placer 50 yards northeast of the small natural lake, on the east side of the paved road to Lake Valley Reservoir, about 1/4 mile east of Yuba Gap and Highway 80. 1780 Comment
  UCD43975  Platanthera dilatata var. leucostachys C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-11 1341 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  SEINET5340048  Platystemon californicus J. Ridley 1959-3-29 3 Placer 2 miles north of Roseville in open field one mile east of Hwy 99. 49 Comment
  SDSU11330  Plectritis macrocera D. F. Howe 1948-5-23 1905 Placer American River 305 Comment
  CAS-BOT-BC261018  Poa G. L. Stebbins 1977-7-1 7736 Placer Above Middle Fork American River near Last Chance 1341 Comment
  UCD161031  Poa G. Ledyard Stebbins 1977-7-1 7736 Placer Above Middle Fork American River near Last Chance. (Exact location unknown. Coordinates estimated by label maker.) 1341 Comment
  UCR270687  Poa John F. Emmel 1998-7-9 1575 Placer Sierra Nevada Mountains, Donner Pass area, south peak of Mt. Judah 2513 Comment
  SACT001777  Poa annua D. Meyer 1983-6-18 Placer Shady area 1170.0 Comment
  SACT001779  Poa annua D. Meyer 1983-5-15 Placer In field at southeast corner 36.6 Comment
  CAS-BOT-BC254756  Poa bolanderi John Thomas Howell 1943-7-22 18711 Placer Summit Valley Comment
  SACT001799  Poa bolanderi Michael Baad 1983-8-11 Placer ON trail from creek to Mildred Ridge 2133.0 Comment
  UCD75951  Poa bolanderi Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5192 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, along Emigrant Trail on the N side of the north fork of Cold Creek. South side of trail. 2161 Comment
  UCD90843  Poa compressa Beecher Crampton 1955-7-13 3014 Placer Bear Valley, along State Hwy. 20, 1.5 miles north of Emigrant Gap. Placer-Nevada County border. 1371 Comment
  UCR146918  Poa compressa Beecher Crampton 1964-7-9 7111 Placer Sierra Nevada Mountains, Emigrant Gap, Hwy 40 1616 Comment
  SACT001875  Poa nervosa D. Meyer 1984-8-26 Placer 1818.0 Comment
  RSA115550  Poa palustris Beecher Crampton 1956-7-17 3727 Placer railroad embarkment under Alnus, 3/4 mile west Blue Canyon 1433 Comment
  SACT001890  Poa palustris D. Meyer 1984-8-26 Placer 1818.0 Comment
  SACT001895  Poa palustris D. Meyer 1984-8-26 Placer 1818.0 Comment
  UCD38668  Poa palustris Beecher Crampton 1956-7-17 3727 Placer Blue Canyon. 1432 Comment
  CAS-BOT-BC247373  Poa pratensis Saichi Kawahara 1969-7-6 853 Placer Near garden, Mel Henderson Ranch, Indian Creek 1005 Comment
  SACT001911  Poa pratensis D. Meyer 1983-9-10 Placer West end near parking lot, moist streambank and meadow. 1879.0 Comment
  SACT001921  Poa pratensis D. Meyer 1983-8-20 Placer Moist roadside meadow, some revegetation following residential construction. 2000.0 Comment
  SACT001925  Poa pratensis D. Meyer 1983-6-25 Placer 1418.0 Comment
  UCD91817  Poa pratensis A. A. Beetle 1941-5-26 2717 Placer near Cisco. 914 Comment
  UC1132714  Poa pratensis subsp. pratensis H. S. Yates 1936-8-9 5984 Placer 2 mi sw Martis Peak; Truckee Quadrangle Comment
  POM260031  Poa secunda B. Bolt 1934-7-3 70 Placer Top of Sawtooth Ridge, Colfax. 1220 Comment
  SD239541  Poa secunda George K. Helmkamp, E. A. Helmkamp 2012-5-5 18932 Placer Northern Sierra Nevada Mountains Foothills: Todd Valley Road, 1.2 miles south of its junction with Foresthill Road (Georgetown 7.5'Q) 779 Comment
  UCD22232  Poa secunda subsp. juncifolia Rex Palmer 1979-6-20 N 319 Placer Headwaters basin area of the North Fork of the American River Comment
  UCD33390  Poa secunda subsp. juncifolia Beecher Crampton 1967-7-26 8153 Placer Near Nevada County line in Kingvale on Interstate 80. 1950 Comment
  UC60222  Poa secunda subsp. secunda J. Burtt Davy Jun 25 1897-Jun 30 1897 3265 Placer between Truckee and Tahoe; Truckee River Basin Comment
  UCD75959  Poa secunda subsp. secunda Ellen Dean, M. Starbuck,; G. Harrington, M. Bibbo, J. Poloske, K. Mawdsley 2008-7-20 5216 Placer Donner State Park, newly acquired lands to the SW of Donner Lake. Ridge between Southern Pacific RR tracks and railroad tunnel to the west of Lakeview Canyon. Ridge to the southwest of disturbed off-road vehicle area. 2284 Comment
  UCD74356  Poa sierrae G. Ledyard Stebbins 1968-4-7 6671 Placer Mosquito Ridge, east of Forest Hill. Along road, 2.7 miles northeast of turnoff to P.G. and E. dam and powerhouse. (Exact location unknown. Coordinates estimated by label maker. Note book says 'same location as 6669.' This location and elevation was taken from Stebbins's notebook, however, he also made a label with different label information for 6669 that says: North Side of Mosquito Ridge, north of the Middle Fork of the American River. T14N, R12E, Section 30, elevation 3200 ft. The date on this label is 1 May 1968.) 853 Comment
  CDA36886  Pogogyne serpylloides CDFA Staff 1995-5-12 s.n. Placer Dry Creek. 0 Comment
  UCD21615  Polemonium californicum E. Dean; M. Starbuck, C. Tresan, S. Tresan 2002-7-30 1259 Placer Vicinity of the town of Soda Springs. Along trail that starts at Soda Springs Rd. and travels E from the Serene Lakes region up ca. 100 m to a ridge that looks down on Lake Van Norden and railroad tracks. W-facing slope, descending ridge. 2200 Comment
  CHSC74246  Polemonium occidentale Susi Urie; Eric Schroder 1998-9-12 98 -354 Placer Lake Tahoe Basin--National Forest. Meadow complex on south side of Ward Creek about 1.6 mi west of Lake Tahoe and Sunnyside. 1987 Comment
  UC882679  Polemonium occidentale Alice Eastwood 1909-1 61 Placer Sunnyside Lake Tahoe Region, Sunnyside Comment
  CAS-BOT-BC300503  Polygala cornuta var. cornuta George K. Helmkamp; E. A. Helmkamp 2012-6-19 19216 Placer Northern Sierra Nevada Mountains Foothills: Foresthill Road, 2.6 miles east of its junction with Mosquito Ridge Road in Forest Hill 1052 Comment
  UCD43211  Polygonum bistortoides C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-13 580 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  UCR207112  Polygonum bistortoides George K. Helmkamp, E. A. Helmkamp 2009-7-16 15239 Placer Sierra Nevada Mountains, Robinson Flat, a camping and day-use area at the junction of Forest Hill and Soda Springs Roads 2107 Comment
  JEPS14355  Polygonum bolanderi Rimo Bacigalupi with G. L. Stebbins, A. Hawkes, J. Hunsiker, D. Zohary, F. Ehrendorfer and H. Stutz 1952-7-19 3853 Placer peninsula jutting out into North Fork of the American River (below Cape Horn, 1/2 mi above bridge on Colfax-Iowa Hill road) 381 Comment
  UC850394  Polygonum californicum L. R. Abrams 1917-9-14 6754 Placer between Roseville and Penryn Comment
  JEPS50533  Polygonum davisiae C. F. Sonne 1888-7-29 292 Placer Bear Creek; top Comment
  CAS-BOT-BC414540  Polygonum douglasii A. A. Heller 1916-8-13 12910 Placer Summit hotel 2133 Comment
  UCD43238  Polygonum douglasii C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-13 607 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  SEINET4338949  Polygonum douglasii B. Crampton 1955-7-13 3015 Placer Bear Valley, along State Hwy 20, 1.5 mile north of Emigrant Gap 1372 Comment
  UCD75819  Polygonum minimum Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5173 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, along Emigrant Trail on the N side of the north fork of Cold Creek, south side of trail by creek. 2145 Comment
  UCR189637  Polygonum phytolaccifolium George K. Helmkamp, E. A. Helmkamp 2007-7-27 12634 Placer Northern Sierra Nevada Mountains, Southeast end of Cisco Grove; along local road just before it passes under Interstate-80 1744 Comment
  JEPS126278  Polygonum polygaloides subsp. kelloggii Steve Matson 2002-7-14 570 Placer nSNH; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; south of Highway 267; just west of Northstar Golf Course. Comment
  JEPS72996  Polygonum polygaloides subsp. kelloggii Gladys L. Smith 1972-6-18 3157 C Placer Scott Peak; foot 2072 Comment
  JEPS72994  Polygonum shastense Gladys L. Smith 1972-8-25 3425 Placer Granite Chief; summit area 2773 Comment
  UCD21933  Polygonum shastense Beth Lowe Corbin 1982-8-4 237 Placer 1 1/2 mile NNW of Onion Creek campground. In rocky, fine, sandy soil on subalpine talus slope. Spreading perennial. White calyx. East facing slope, 40% incline. Full sun. Uncommon. 2286 Comment
  SEINET6166105  Polypodium californicum P. L. Henderson 1975-9-21 54 Placer Auburn, middle and north fork of American River 274 Comment
  CAS-BOT-BC444012  Polypodium calirhiza George K. Helmkamp; Mary Alice Barnes 2013-4-18 20372 Placer Northern Sierra Nevada Mtns Foothills: Iowa Hill Road, 1.8 miles west of the bridge over North Fork American River, 0.6 mi. (airline) east of I-80 at Colfax. 165 Comment
  SACT002037  Polypogon monspeliensis Josephine Van Ess 1972-6-11 Placer Collected on Seven Cedars Road. Low, moist area. Comment
  SACT002039  Polypogon monspeliensis Josephine Van Ess 1976-8-18 Placer Collected on Ferriera Ranch just east of LIncoln on Highway 193. Edge ofsalt spring area. Comment
  SACT002040  Polypogon monspeliensis Michael Baad 1976-6-3 Placer Descending toward Middle Fork of American River on road to Forest Hill to French Meadows. Serpentine miles east of Foresthill. 701.0 Comment
  CAS-BOT-BC72114  Polystichum G. L. Stebbins 1969-7-19 6942 Placer Monumental Ridge, 3.6 miles east-southeast of Emigrant Gap 2042 Comment
  CAS-BOT-BC72496  Polystichum scopulinum G. L. Stebbins 1968-8-15 6856 Placer Devil's Peak, southwest of Soda Springs 2286 Comment
  UCD22303  Populus trichocarpa Rex Palmer 1979-5-27 N 55 Placer Headwaters basin area of the North Fork of the American River Comment
  CHSC74738  Potamogeton gramineus Susi Urie 1998-8-26 98 -107 Placer Lake Tahoe Basin-National Forest. Eastern end of Page Meadows; about 1.5 mi west of Lake Tahoe and Sunnyside. Large meadow complex. 2121 Comment
  SJSU5158  Potamogeton natans R. L. Fisher 1959-8-12 Placer on road to Cascade Lakes, 2 mi W of Lake Van Norden 1981 Comment
  JEPS127453  Potentilla biennis Steve Matson 1998-5-27 322 Placer nSNH; Martis Valley, about 4 miles SE of Truckee; Martis Creek Wildlife Area; south of Highway 267 rampart, close to Martis Creek. Comment
  CAS-BOT-BC143114  Potentilla breweri C. F. Sonne 1886-7-25 351 Placer Mt. Stanford Comment
  CAS-BOT-BC142030  Potentilla drummondii Peter Rubtzoff 1976-9-19 8865 Placer Lake Van Norden, meadow adjacent to the east end of lake - Sierra Nevada 2063 Comment
  UC170070  Potentilla drummondii subsp. bruceae Miss Helen D. Geis 1912-6 37 b Placer Deer Park Comment
  POM36827  Potentilla flabellifolia C. F. Sonne 1897-7-18 s.n. Placer Near Tinkers Knob 2439 Comment
  UCR171338  Potentilla fruticosa George K. Helmkamp, E. A. Helmkamp 2005-10-1 9975 Placer Northern Sierra Nevada Mtns., NW of Lake Tahoe; Junction of Bear Creek Dr. and Big John Road (c. 2.2 miles west of Calif. Highway 89 and just south of Alpine Meadows Road) 2015 Comment
  UCR173257  Potentilla glandulosa George K. Helmkamp, Elizabeth Helmkamp 2006-5-13 10445 Placer Northern Sierra Nevada Foothills, c. 4 air mi. NE of Auburn, along an unnamed road to Lake Clementine, 1.2 mi. N of Forest Hill Road 422 Comment
  UCR190661  Potentilla glandulosa subsp. glandulosa George K. Helmkamp, E. A. Helmkamp 2007-5-23 12072 Placer Northern Sierra Nevada Mountains, Sugar Pine road, 0.2 mile northwest of Forest Hill Road 1360 Comment
  CHSC79355  Potentilla glandulosa subsp. reflexa Beecher Crampton 1972-6-20 8827 Placer Upslope from Bear Valley, State Hwy 20. 1402 Comment
  NY578970  Potentilla glandulosa subsp. reflexa B. Crampton 1972-6-20 8827 Placer Upslope from Bear Valley, State Hwy. 20. 1402.1 Comment
  CAS-BOT-BC158436  Potentilla glaucophylla var. glaucophylla L. S. Smith 1925-6-27 1659 Placer Tahoe National Forest. Tahoe Camp Ground & Ward Cr. 1905 Comment
  CDA15923  Potentilla gracilis G. F. Hrusa, J. Glazner 1999-7-17 15174 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. U 1889 Comment
  CHSC72887  Potentilla gracilis var. elmeri L. P. Janeway; Eric Schroder 1998-7-13 5751 Placer Lake Tahoe Basin Management Unit- National Forest. North side of Blackwood Creek, 1.7 mi west of Lake Tahoe. Meadow complex. 1938 Comment
  CHSC73080  Potentilla gracilis var. fastigiata L. P. Janeway 1998-8-6 5967 Placer Lake Tahoe Basin Management Unit - National Forest. North side of Blackwood Creek, 1.7 mi west of Lake Tahoe. Meadow complex. 1938 Comment
  CHSC73990  Potentilla gracilis var. fastigiata Susi Urie 1998-8-11 98 -015 Placer Lake Tahoe Basin. About 0.5 mi north of Ward Creek, along a tributary; about 2 mi west of Lake Tahoe and Sunnyside. Meadow stringer. 2097 Comment
  JEPS127447  Potentilla gracilis var. fastigiata Steve Matson 1997-7-19 120 Placer nSNH; Tahoe North Shore; Snow Creek Watershed, Tahoe Vista/Kings Beach. Comment
  CHSC118021  Poterium sanguisorba G. K Helmkamp; E. A Helmkamp 2007-9-14 12959 Placer Foothills, northern Sierra Nevada Mountains: along Mosquito Ridge Road 0.4 mile east of Foresthill. 942 Comment
  CAS-BOT-BC520326  Poterium sanguisorba var. sanguisorba George K. Helmkamp; E. A. Helmkamp 2012-6-19 19214 Placer Northern Sierra Nevada Mountains Foothills: Foresthill Rd, 2.6 mi E of its jct with Mosquito Ridge Rd in Forest Hill 1051 Comment
  CAS-BOT-BC64618  Primula suffrutescens E. A. McGregor 1909-8-19 209 Placer Deer Park Springs 2133 Comment
  JEPS72484  Primula suffrutescens Gladys L. Smith 1972-8-25 3426 Placer n face Granite Chief; n face of Granite Chief 2621 Comment
  SD3658  Primula suffrutescens C. F. Sonne 1897-8-14 Placer E slope Mt. Anderson Comment
  CAS-BOT-BC163059  Prunus emarginata A. A. Heller 1917-6-17 12708 Placer Near the Yuba River below Cisco 1676 Comment
  JEPS44953  Prunus emarginata C. J. Fox Jr. July, 1895 Placer near Squaw Peak Comment
  RSA453214  Prunus emarginata Wm. Martin 1971-9-10 20260 Placer Near Blue Canyon Ranger Station, Tahoe National Forest. Comment
  UC380841  Prunus emarginata Marcus E. Jones, A. M. 1882-5-28 2693 Placer Emigrant Gap Comment
  UC484003  Prunus emarginata Carl B. Wolf 1930-10-11 1728 Placer 4 mi w of Emigrant Gap 1524 Comment
  UCD22281  Prunus emarginata Rex Palmer 1979-5-26 N 13 Placer Headwaters basin area of the North Fork of the American River 1950 Comment
  RSA113241  Prunus subcordata E. K. Balls, Lee W. Lenz 1955-5-12 20474 Placer 0.8 mile from Hwy 40. W along rd from Colfax to Grass Valley. 671 Comment
  CAS-BOT-BC151205  Prunus virginiana var. demissa Baki Kasapligil 1974-10-6 4911 Placer Soda Springs, Sugar Bowl 1828 Comment
  SD247346  Pseudognaphalium beneolens George K. Helmkamp, E. A. Helmkamp 2012-9-25 19906 Placer Northern Sierra Nevada Mountains: Blue Canyon Road, 1.1 miles south of its intersection with I-80, c. 1/2 mi. south of Blue Canyon - Nyack Airport. 1473 Comment
  UCR241738  Pseudognaphalium canescens subsp. beneolens George K. Helmkamp, Mary Alice Barnes, E. A. Helmkamp 2012-9-8 19805 Placer Northern Sierra Nevada Mountains, along Forest Hill Road, 10.4 miles northeast of Hidden Treasure Road, 0.45 mi. ESE of Whisky Hill 1677 Comment
  UCR241353  Pseudognaphalium canescens subsp. thermale George K. Helmkamp, Mary Alice Barnes, E. A. Helmkamp 2012-9-8 19810 Placer Northern Sierra Nevada Mountains, along Forest Hill Road, 10.4 miles northeast of Hidden Treasure Road, 0.45 mi. ESE of Whisky Hill 1677 Comment
  JEPS18159  Psilocarphus oregonus Rimo Bacigalupi with G. T. Robbins and F. Chisaki 1956-4-20 5630 Placer along Antelope-Roseville road, at Sacramento-Placer County line 42 Comment
  CAS-BOT-BC361894  Psilocarphus tenellus R. Bacigalupi; McMinn; Mason 1926-5-28 1501 Placer At Rose Springs, about halfway between Folsom & Loomis. Southern Placer County Comment
  UC192995  Ptelea crenulata C. F. Sonne 1891-5-17 Placer Auburn Comment
  UC474260  Pterospora andromedea G. W. Fetters 1929-8-2 Placer Pomins, Lake Tahoe 1950 Comment
  CAS-BOT-BC460525  Pterospora andromedea Ira L. Wiggins 1933-8-21 6785 Placer Shores of Lake Tahoe, near Tahoma Comment
  UCR146667  Puccinellia distans Beecher Crampton 1967-7-26 8155 Placer Sierra Nevada Mountains, near Nevada County line in Kingvale on Interstate-80 1951 Comment
  CDA34331  Pueraria montana W. J. Ferlatte, D. Mitani, M. Keffer 1977-9-22 1901 Placer private property, 2 miles NW of Weimar off Placer Hills Rd. 609 Comment
  CAS-BOT-BC147865  Purshia tridentata var. tridentata John Thomas Howell 1943-7-26 18836 Placer Mt. Lincoln Comment
  CAS-BOT-BC147866  Purshia tridentata var. tridentata Mary P. Wells 1980-9-12 s.n. Placer Tahoe City, forest west of Pioneer Way 1981 Comment
  UC480727  Purshia tridentata var. tridentata W. C. Blasdale 1923-7-13 Placer Top of Ellis Peak; Lake Tahoe Region Comment
  UCD22163  Pyrola picta Rex Palmer 1979-7-25 N 805 Placer Headwaters basin area of the North Fork of the American River Comment
  SEINET7257306  Pyrola picta P. Lehenbauer 1929-8-15 2543 Placer [Sierra Nevada] Carnelian Bay Comment
  UCD21487  Quercus Rex Palmer 1979-5-26 N 7 Placer Headwaters basin area of the North Fork of the American River 2011 Comment
  UC119169  Quercus X morehus A. Eastwood 1894-9-9 Placer Newcastle Comment
  SACT002693  Quercus X morehus J. Jorgenson 1959-8-13 Placer Comment
  CAS-BOT-BC62474  Quercus chrysolepis Emily McPherson 1976-9-19 76- 28 -6 Placer 1 mile seast of Talbot Campground. Middle Fork of the American 1767 Comment
  JEPS38082  Quercus chrysolepis H. L. Mason Placer Colfax Comment
  UCD45387  Quercus chrysolepis Natalie deGarder 1992-6-6 18 Placer California, Placer Co., outside Forest Hill ne town, T14N R10E sect. 35, ne 1/4. 3300'. 1005 Comment
  UCD45389  Quercus chrysolepis D. H. Hartmann 1941-10-11 s.n. Placer Golden Cup Oak. 4 miles west of Auburn on U.S #40, Placer Co. Comment
  UCD45600  Quercus chrysolepis Beth Lowe Corbin 1982-8-11 318 Placer 1 2/3 miles SW of Onion Creek campground. Elevation 6250 ft. 1905 Comment
  CAS-BOT-BC86612  Quercus douglasii Alice Eastwood 1894-9-1 s.n. Placer Newcastle Comment
  UCD45711  Quercus douglasii Sean Huff 1994-5-14 2 Placer Town of Roseville at north end of Sunrise Blvd, 1 mile down dirt road. Township/Range: T11N, R6E, S36, SE 1/4 76 Comment
  SEINET9006750  Quercus douglasii W. D. Billings 1939-3-19 1198 Placer Sierra Foothills, 10 miles northwest of Auburn Comment
  CAS-BOT-BC79594  Quercus durata G. L. Stebbins; R. Bacigalupi; F. Ehrendorfer; Juan Hector Hunziker; H. Stutz; Daniel Zohary 1952-7-20 5130 Placer 9 miles NE of Forest Hill on road to Iowa Hill 1127 Comment
  UCD15651  Quercus durata Rachelle Raymond 1989-5-20 801 Placer Forest Hill Road. 701 Comment
  UCD45926  Quercus durata var. durata G. L. Stebbins Jr.; R. Bacigalupi, F. Ehrandorfer, J. Hunziker, 1952-7-20 5130 Placer 9 miles northeast of Forest Hill on road to Iowa Hill. 1127 Comment
  SEINET12034574  Quercus kelloggii K. S. Erdman 1966-1 3540 Placer along Interstate 80 near Emigrant Gap, Sierra Nevada Mts 1524 Comment
  SACT002707  Quercus vacciniifolia Michael Baad 1977-6-2 Placer Collected at trail head descending to North Fork of American River from south. 2 km northeast of Westville and north of Forest Hill Divide Road 853.0 Comment
  SACT002709  Quercus vacciniifolia James Grove 1977-7-15 Placer 2000.0 Comment
  SACT002714  Quercus vacciniifolia Michael Baad 1983-7-1 Placer 0.4 mile beyond airport road junction on road from I80 to Blue Canyon 1584.96 Comment
  UC1135812  Quercus vacciniifolia R. W. Lundh 1933-4-26 232 Placer 3 mi s Signal Peak; Tahoe National Forest, Colfax Quad. 1828 Comment
  UCD21489  Quercus vacciniifolia Rex Palmer 1979-6-9 N 146 Placer Headwaters basin area of the North Fork of the American River 2346 Comment
  UCSC009140  Quercus wislizeni var. wislizeni Al Keuter 2015-3-31 10- 05 -2 Placer North Fork American River/SR193 202 Comment
  JEPS37186  Raillardella argentea L. S. Smith 1925-7-15 1682 Placer near Talbot Camp; Tahoe National Forest, French Meadows 1828 Comment
  UCD135411  Raillardella argentea G. F. Hrusa; J. Glazner 2001-7-15 15964 Placer Northern Sierra Nevada, N summit face of Crows Nest Pk. Immediately W of Sugarbowl. 2377 Comment
  CAS-BOT-BC362681  Raillardella argentea L. S. Smith 1926-6-24 1984 Placer Tahoe National Forest. W. side sec 10 near top ridge, Whiskey [Whisky] Cr. 2438 Comment
  SEINET5501119 Image available Raillardella argentea Sally Walker 1982-8-4 Placer Above ski area, Tahoe. Comment
  UCD22193  Ranunculus alismifolius Rex Palmer 1979-6-2 N 367 Placer Headwaters basin area of the North Fork of the American River Comment
  CAS-BOT-BC379469  Ranunculus alismifolius Peter Rubtzoff; Edward W. Colson 1976-7-7 8730 -A Placer Lake Van Norden, moist meadow on east side of lake 2063 Comment
  CAS-BOT-BC379279  Ranunculus alismifolius var. alismellus Alice Eastwood 1909-1-1 279 Placer Lake Tahoe Region, Wards Pass Comment
  UC191444  Ranunculus alismifolius var. alismifolius C. F. Sonne 1886-5-2 Placer Mayen Ranch Truckee Comment
  CAS-BOT-BC379381  Ranunculus alismifolius var. hartwegii A. A. Heller 1917-6-19 12731 Placer Emigrant Gap 1615 Comment
  CAS-BOT-BC379433  Ranunculus alismifolius var. hartwegii Margaret Williams 1972-4-23 s.n. Placer 1.8 mi west of Boca Dam on road to Hobart Mills 1768 Comment
  CAS-BOT-BC379327  Ranunculus alismifolius var. lemmonii Olga Reifschneider 1955-4-24 s.n. Placer 5 mi north of Truckee, Highway 89 Comment
  CHSC73985  Ranunculus occidentalis Susi Urie 1998-8-28 98 -141 Placer Lake Tahoe Basin--National Forest. Middle of Page Meadows; about 2 mi west of Lake Tahoe and Sunnyside. Large meadow complex. 2115 Comment
  RSA0037367  Ranunculus occidentalis George K. Helmkamp, Mary Alice Barnes 2013-4-18 20371 Placer Iowa Hill Road, 1.8 miles west of the bridge over North Fork American River, 0.6 mi. (airline) east of I-80 at Colfax 544 Comment
  SEINET9303908  Ranunculus occidentalis Unknown 1999-7-17 15152 Placer Martis Valley Comment
  UCD22189  Ranunculus occidentalis Rex Palmer 1979-6-19 N 226 Placer Headwaters basin area of the North Fork of the American River Comment
  UCR235485  Ranunculus occidentalis George K. Helmkamp, E. A. Helmkamp 2012-5-5 18934 Placer Northern Sierra Nevada Mountains Foothills, Todd Valley Road, 1.2 miles south of its junction with Foresthill Road 779 Comment
  RSA400016  Ranunculus occidentalis var. eisenii Wm Vortriede 1926-1 s.n. Placer Lake Tahoe. Comment
  JEPS127534  Ranunculus occidentalis var. ultramontanus Steve Matson 1997-7-15 4 Placer nSNH: Tahoe north shore; Snow Creek watershed, Tahoe Vista/Kings Beach; dirt road extension of Tiger Ave. Comment
  POM276387  Ranunculus orthorhynchus Lyman Benson 1948-7-17 12924 Placer Placer: isco Grove, S Fork Yuba River, Sierra Nevada. Sacramento Valley, Sierran Montane Forest 1799 Comment
  CDA13665  Ranunculus orthorhynchus var. orthorhynchus G. F. Hrusa, J. Glazner 1997-8-3 14025 Placer Sierra Nevada; Corner of Hwy 89 & Squaw Valley Rd. Colony with numerous individuals in central, wettest part of meadow. Comment
  UCR171024  Raphanus sativus George K. Helmkamp, E. A. Helmkamp 2006-2-9 10062 Placer Northern Central Valley, Clark Tunnel Road and Calif. Highway 193, east of Lincoln 113 Comment
  CDA3833  Raphanus sativus T. C. Fuller 1959-5-2 s.n. Placer Mt. Pleasant District, 5 miles northeast of Lincoln. 0 Comment
  CAS-BOT-BC59532  Rhamnus alnifolia Gordon H. True 1973-5-27 7499 Placer West bank of Truckee River at Deer Creek ca. 6 miles south of Truckee and 1 mile north of Squaw Valley 1841 Comment
  CDA13672  Rhamnus alnifolia G. F. Hrusa, J. Glazner 1997-8-3 14032 Placer Sierra Nevada; Corner of Hwy 89 & Squaw Valley Rd. Comment
  UC18537  Rhamnus ilicifolia Bolander 1865-4-13 4565 -1 Placer Newcastle Comment
  RSA1845  Rhamnus rubra subsp. obtusissima Carl B. Wolf 1930-10-11 1730 Placer 4 miles W of Emigrant Gap. 1372 Comment
  UC870861  Rhamnus tomentella subsp. tomentella A. A. Heller 1917-6-16 12680 Placer near Dutch Flat 914 Comment
  UCD150478  Rhodiola integrifolia subsp. integrifolia James A. Neilson Jr. 1971-8-31 2588 Placer Tahoe Basin, south fork of Blackwood Creek. 2438 Comment
  SBBG59931  Rhododendron occidentale M. N. Ackley -Jun-1925 328 Placer Towle 1127 Comment
  CAS-BOT-BC108697  Ribes cereum Dr. E. C. Van Dyke 1915-7-1 s.n. Placer Lake Tahoe Region. Comment
  UC1127434  Ribes cereum D. Schlobohm 1934-10-2 1 Placer 3 mi s Truckee; Tahoe National Forest, Truckee Quadrangle Comment
  UC480721  Ribes cereum W. C. Blasdale 1923-7-13 Placer top Ellis Peak; Lake Tahoe Region, Ellis Peak Comment
  UCD75745  Ribes cereum Ellen Dean, M. Starbuck,; K. Mawdsley, G. Harrington, M. Bibbo, J. Poloske 2008-7-20 5209 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, ridge between Southern Pacific RR tracks and railroad tunnel to the west of Lakeview Canyon, large turnabout/parking area with off-road vehicle use. 2207 Comment
  SEINET5339546  Ribes cereum L. Miller 1932-6-26 s.n. Placer Near Tahoe City Comment
  JEPS127485  Ribes inerme var. inerme Steve Matson 1998-6-14 240 Placer nSNH: Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area, 20 meters north of Highway 267, 20 meters west of Martis Creek. Comment
  UC191456  Ribes inerme var. inerme C. F. Sonne 1885-5-19 Placer near Mill pond (on Tahoe road); Truckee Comment
  UC11585  Ribes lasianthum C. F. Sonne July 1887 Placer Mts. on Truckee River; Sierra Nevada Mountains Comment
  RSA0022085  Ribes montigenum Walter Wisura, T. Hayduk, Q. Junzhuan 1991-8-22 4540 Placer Squaw Valley, beyond upper cable car station. Comment
  SEINET12220282  Ribes montigenum C. F. Sonne 1885-1 100 Placer Sierra Nevada Mts, above Coldstream 2591 Comment
  CAS-BOT-BC219174  Ribes nevadense A. A. Heller 1909-7-16 9832 Placer Summit 2133 Comment
  JEPS127481  Ribes nevadense Steve Matson 1998-8-21 384 Placer nSNH: Tahoe north shore; Snow Creek watershed, Tahoe Vista/Kings Beach; west fork Snow Creek; bog at western terminus of Tiger Ave dirt extension. Comment
  SDSU5940  Ribes roezlii D. F Howe 1948-5-22 1900 Placer 1219 Comment
  UC1127574  Ribes roezlii N. French 1933-9-14 103 Placer Greek Store Tahoe National Forest, Colfax Quadrangle Comment
  RSA0026923  Ribes roezlii Marcus E. Jones 1900-7-26 s.n. Placer Blue Canyon. 1463 Comment
  JEPS127480  Ribes roezlii var. roezlii Steve Matson 1999-6-12 414 Placer nSNH: Tahoe north shore; Snow Creek watershed, Tahoe Vista/Kings Beach; 1 kilometer west of Pine Drop Ave. terminus, along bike path. Comment
  JEPS59417  Ribes velutinum Ezra Brainerd and Viola B. Baird 1915-7-15 136 Placer Five Lakes Sierra Nevada Mts. 2298 Comment
  CAS-BOT-BC168775  Ribes viscosissimum Julia McDonald 1914-6-1 s.n. Placer Homewood Comment
  CAS-BOT-BC168776  Ribes viscosissimum Alice Eastwood 1909-1-1 293 Placer Squaw Creek - Lake Tahoe Region Comment
  SEINET5339886  Ribes viscosissimum M. J. Williams 1985-7-6 85- 63 -6 Placer Pacific Crest Trail between old and new Donner Summits Comment
  CHSC73937  Rorippa curvisiliqua Susi Urie 1998-8-19 98 -079 Placer Lake Tahoe Basin--National Forest. About 0.2 mi north of Lake Tahoe; large meadow complex between Kings Beach and Tahoe Vista. 1901 Comment
  RSA0009355  Rorippa curvisiliqua Marcus E. Jones 1882-7-1 s.n. Placer Emigrant Gap. Comment
  JEPS102729  Rorippa curvisiliqua var. orientalis Lowell Ahart 2001-10-10 9365 Placer French Meadows Reservoir, near the boat or trail access area on the NW side of the reservoir, about 1 mile SW of the bridge across the Middle Fork of the American River, about 2 miles SW of Ahart Camp, about 22 miles (air) NE of Forest Hill. 1594 Comment
  SEINET5760455 Image available Rorippa curvisiliqua var. orientalis A. A. Heller 1917-1 12738 Placer Emigrant Gap 1615 Comment
  SD81097  Rorippa nasturtium-aquaticum Darley F. Howe 1971-7-3 Placer Truckee 1830 Comment
  CAS-BOT-BC74862  Rorippa subumbellata Ira L. Wiggins 1933-8-21 6786 Placer Shores of Lake Tahoe, near Tahoma. Comment
  POM89568  Rosa bridgesii Marcus E. Jones 1882-6-29 s.n. Placer Emigrant Gap. Comment
  SBBG70532  Rosa bridgesii M. N. Ackley -Jun-1925 964 Placer Dutch Flat 1033 Comment
  JEPS72264  Rosa woodsii var. ultramontana Gladys L. Smith, Betsy and Norman Wilson 1972-7-6 3285 Placer Squaw Creek Squaw Valley 2438 Comment
  SEINET7704065  Rosa woodsii var. ultramontana P. A. Lehenbauer s.n. Placer Lake Tahoe, Carnelian Bay. Comment
  POM366398  Rubus discolor Wm. Martin 1971-9-10 20214 Placer 1 mile east of Weimar on Hwy 80 610 Comment
  CAS-BOT-BC248300  Rubus laciniatus George K. Helmkamp; E. A. Helmkamp 2010-8-11 16752 Placer Northern Sierra Nevada Mountains: Finning Mill Road, 1.2 miles north of Forest Hill Road, at the crossing of Mill Creek 1085 Comment
  POM91484  Rubus parviflorus Marcus E. Jones 1882-6-28 s.n. Placer Emigrant Gap. Comment
  SEINET11918653  Rubus parviflorus C. F. Sonne 1884-8-10 73 Placer Trucker River Comment
  UC13002  Rubus ursinus H. N. Bolander 4532 Placer North Fork American River near Auburn; North Fork American River Comment
  UCD164607  Rubus ursinus Brandi Sorensen 1995-6-1 25 Placer .73 kilometers northwest of Colfax. 671 Comment
  UCD17696  Rubus ursinus H. Olmo; T. S. Mallah 1953-3-24 53 22 A Placer California. Placer County: Placer Road in Auburn. Follow to bottom near new highway cut. Off Grass Valley Highway. Comment
  CAS-BOT-BC363205  Rudbeckia occidentalis Vincent Jones 1919-7-7 s.n. Placer Ridge above Bear Valley Comment
  CAS-BOT-BC110491  Rumex Saichi Kawahara 1969-5-25 1008 Placer Mel Henderson Ranch, east bank of Indian Creek. 987 Comment
  UC1136221  Rumex acetosella H. S. Yates 1934-6-29 3879 Placer ner Brockway; Tahoe National Forest, Truckee Quad. 1920 Comment
  UCR240968  Rumex acetosella George K. Helmkamp, E. A. Helmkamp 2012-9-25 19920 Placer Northern Sierra Nevada Mountains, Laing Road, parallel to I-80; 0.2 mile east of its junction with Emigrant Gap Road 1611 Comment
  CAS-BOT-BC422033  Rumex acetosella Geo. B. Grant 1906-7-15 6969 Placer Tahoe Tavern, Lake Tahoe Comment
  SD255839  Rumex crispus George K. Helmkamp, Amy Barnes 2014-3-21 22639 Placer Sacramento Valley: Sheridan, Riosa Road at the west side of its junction with Old CA-65 (Sheridan 7.5'Q) 32 Comment
  UCD44647  Rumex crispus C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 2013 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  CAS-BOT-BC433639  Rumex mexicanus A. A. Heller 1917-6-19 12734 Placer Emigrant Gap 1615 Comment
  CAS-BOT-BC433759  Rumex pulcher W. A. Weber; Lewis S. Rose 1953-5-19 8389 Placer 5 mi. n. of Roseville on road to Lincoln 45 Comment
  CHSC79200  Rumex salicifolius var. triangulivalvis Beecher Crampton 1972-7-26 8847 Placer Carpenter Flat east of Emigrant Gap. 1615 Comment
  UCD21928  Rumex triangulivalvis Beth Lowe Corbin 1982-8-11 324 Placer 1 1/2 mile WSW of Onion Creek campground. In fine, sandy soil in logged White Fir forest. Perennial, forming a loose clump. Calyx reddish. Full sun. SE facing slope, 20% incline. Uncommon. 2011 Comment
  CAS-BOT-BC267073  Sagittaria L. R. Abrams 1917-9-15 6761 Placer 3-5 miles above Auburn Comment
  CAS-BOT-BC103612  Salix eastwoodiae W. R. Dudley 1900-6-14 5045 Placer About half way up loop road from Donner Lake Comment
  CAS-BOT-BC103614  Salix eastwoodiae W. R. Dudley 1900-6-1 5353 Placer west end of Independence Lake at foot of Mt. Lola Comment
  UC1786422  Salix geyeriana Edward L. Smith 1965-6-7 676 b Placer Maris Valley, 6 miles se of Truckee 1828 Comment
  UCD43825  Salix geyeriana C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-7 1191 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  CAS-BOT-BC108209  Salix hindsiana Gordon H. True 1971-4-21 6526 Placer Auburn Ravine just west of Lincoln 49 Comment
  CAS-BOT-BC106879  Salix jepsonii W. R. Dudley 1900-6-14 5094 Placer East of Summit Hotel Comment
  CAS-BOT-BC106953  Salix laevigata Gordon H. True 1971-4-21 6528 A Placer Auburn Ravine just west of Lincoln 49 Comment
  CAS-BOT-BC125293  Salix lasiandra var. lasiandra L. S. Smith 1931-5-22 3 Placer Tahoe National Forest, French Meadows 1828 Comment
  CHSC9641  Salix lasiolepis E. L. Smith 1971-7-27 1012 Placer W end of Putt Reservoir just e of Blue Canyon Road ca. 2 mi w of Emigrant Gap. 1706 Comment
  UC532214  Salix lasiolepis Herbert F. Copeland 1935-3-17 Placer near Gold Run (along creek) Comment
  CAS-BOT-BC128469  Salix lasiolepis var. lasiolepis Gordon H. True 1968-7-30 4455 A Placer Just east of Rocklin, on Rocklin Road 76 Comment
  CAS-BOT-BC128473  Salix lasiolepis var. lasiolepis W. R. Dudley 1909-8-16 s.n. Placer Monte Vista, Dutch Flat Comment
  CAS-BOT-BC124753  Salix lemmonii W. R. Dudley 1900-6-14 5014 Placer Donner Lake Meadow Comment
  CAS-BOT-BC124767  Salix lemmonii Gordon H. True 1968-7-10 4365 Placer Hwy 20 between Yuba Gap and Bear Valley, 1 mile east of Lake Bowman Road 1554 Comment
  CAS-BOT-BC124772  Salix lemmonii W. R. Dudley 1900-6-14 5067 Placer Between Donner Lake and Summit Comment
  CAS-BOT-BC124774  Salix lemmonii W. R. Dudley 1900-6-14 5069 Placer Between Donner Lake and Summit Comment
  CAS-BOT-BC124780  Salix lemmonii W. R. Dudley 1900-6-12 51010 Placer Meadow east side of Donner Lake Comment
  CAS-BOT-BC124784  Salix lemmonii W. R. Dudley 1900-6-14 5111 Placer Valley northwest of Lake Mary, near Summit Comment
  CHSC72889  Salix lemmonii L. P. Janeway; Eric Schroder 1998-8-15 5771 Placer Lake Tahoe Basin Management Unit. North side of Blackwood Creek, 1.7 mi west of Lake Tahoe. 1938 Comment
  CHSC74123  Salix lemmonii Susi Urie 1998-8-13 98 -025 Placer Meadow along the south side of Ward Creek, about 1.5 mi west of Lake Tahoe and Sunnyside. 2097 Comment
  LA210196  Salix lemmonii A. A. Heller; 1917-6-17 12688 Placer Sierra Nevada, Yuba River below Cisco 1676 Comment
  RSA28796  Salix lemmonii A. A. Heller 1917-6-17 12688 Placer Along the Yuba River below Cisco. 1677 Comment
  SD43610  Salix lemmonii Darley F. Howe 1948-5-22 Placer Placer Co. 1707 Comment
  UCD43891  Salix lemmonii C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-9 1257 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  SEINET10412519  Salix lemmonii T. C. Frantz 1951-4-22 s.n. Placer 5 miles E of Truckee. Comment
  UC449849  Salix ligulifolia L. S. Smith 1931-1 3 Placer French Meadows Tahoe Nat'l Forest, American River, French Meadows 1828 Comment
  CDA25006  Salix lucida subsp. lasiandra J. Glazner 2000-9-2 s.n. Placer Lake Tahoe; betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1889 Comment
  CAS-BOT-BC129079  Salix scouleriana W. R. Dudley 1900-6-1 5285 Placer West of Independence Hotel Comment
  LA210195  Salix scouleriana A. A. Heller; 1917-6-17 12694 Placer Sierra Nevada, Yuba River below Cisco 1676 Comment
  UCD22312  Salix scouleriana Rex Palmer 1979-7-12 N 641 Placer Headwaters basin area of the North Fork of the American River Comment
  UCD34051  Salix scouleriana Beecher Crampton 1975-10-14 9321 Placer Placer County, Blue Canyon airport area. 1524 Comment
  UCR242363  Salix scouleriana George K. Helmkamp, E. A. Helmkamp 2010-7-28 16671 Placer Northern Sierra Nevada Mountains, Forest Hill Road, 1.6 miles west of the junction with Soda Springs Road at Robinson Flat 2040 Comment
  UCR231850  Sanguisorba minor subsp. muricata George K. Helmkamp, E. A. Helmkamp 2010-8-11 16753 Placer Northern Sierra Nevada Mountains, Finning Mill Road, 1.2 miles north of Forest Hill Road, at the crossing of Mill Creek 1085 Comment
  UCD21632  Sanicula Rex Palmer 1979-6-9 N 153 Placer Headwaters basin area of the North Fork of the American River. Mount Lincoln. 2438 Comment
  CDA12010  Sanicula bipinnatifida G. F. Hrusa 1995-5-2 12191 Placer Sierra Nevada; approx. 3 km. E of Foresthill on Mosquito Ridge Rd. Comment
  UCD80017  Sanicula bipinnatifida CNPS SN Foothill Team 2005-4-26 SNFN 0183 a Placer CDPR Auburn State Recreation Area. The stand is located at the northeast end of Robie Point, about 100 meters east (downslope) of the Western States trail, just to the north and east of where it rounds the point (accessed from the trailhead at Robie Point). 259 Comment
  JEPS111290  Sanicula graveolens Steve Matson 2005-7-10 1391 Placer Martis Valley, southeast of Truckee, National Recreation Area, south of Highway 267 and north of Martis Creek, 400 meters NW of parking area; 39.3037 N, 120.1361 W: elevation 5,840 ft. 1780 Comment
  JEPS126311  Sanicula graveolens Steve Matson 1998-5-24 194 Placer nSNH; Martis Valley, about 4 miles SE of Truckee; Martis Creek Wildlife Area; about 1/2 mi north of Highway 267. Comment
  CAS-BOT-BC183655  Sanicula tuberosa G. K. Helmkamp; E. A. Helmkamp 2007-5-23 12062 Placer Northern Sierra Nevada Mountains: Humbug Canyon Road, 0.2 mile northwest of Forest Hill Road, generally southwest of Westville 1576 Comment
  SEINET11160323  Sanicula tuberosa M. Demorest 1962-3-15 s.n. Placer Junction of North and Middle Forks American River, 4 miles from Auburn. 274 Comment
  UC148966  Saxifraga bryophora H. M. Hall 1910-7-3 8727 Placer head of Fordyce Creek; Sierra Nevada Mountains, Fordyce Creek 2103 Comment
  JEPS82983  Saxifraga californica Patrick Elvander 1984-4-2 1022 Placer 5.1 mi on Yankee Jim Road from junction with Canyon Way (between Colfax and Foresthill off I-80); North Fork American River 1219 Comment
  POM93288  Saxifraga mertensiana Marcus E. Jones 1882-7-1 3588 Placer Emigrant Gap. Comment
  JEPS72254  Saxifraga tolmiei Gladys L. Smith, Betsy Wilson 1972-8-26 Placer Granite Chief 2560 Comment
  CAS-BOT-BC418383  Saxifragaceae Saichi Kawahara 1969-7-6 1459 Placer Meadow, Mel Henderson Ranch, east bank of Indian Creek 999 Comment
  CHSC91626  Scribneria bolanderi M. I. Wibawa; G. F. Hrusa, J. Glazner 2002-5-22 231 Placer Forest Hill Divide. Hughes Mill, along Finning Mill Rd, +- 3 mi N of Forest Hill Rd, +- 3 mi E of Forest Hill. UTM: 10S, 4329930 N, 0691823 E. 1066 Comment
  JEPS11416  Scrophularia californica subsp. floribunda R. F. Hoover 1939-5-10 4088 Placer 2 mi e Lincoln Comment
  RSA88136  Scrophularia californica var. desertorum J. T. Howell 1951-6-28 27679 Placer Jamison Creek. 1585 Comment
  JEPS62899  Scutellaria californica Leland S. Smith 1925-7-14 1670 Placer Middle Fork American River, French Meadows Middle Fork American River; Tahoe National Forest, , French Me Comment
  UC565461  Scutellaria californica Herbert L. Mason 1926-5-26 3274 Placer 5 mi above Auburn Comment
  UCD128389  Sedum lanceolatum Albert Grigarick 2012-7-9 334 Placer Pacific Crest Trail. S of Donner Summit (Hwy 40). Approx. 400 yd S of trailhead. 2283 Comment
  UCD75750  Sedum obtusatum Ellen Dean, M. Starbuck,; K. Mawdsley, G. Harrington, M. Bibbo, J. Poloske 2008-7-20 5217 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, ridge between Southern Pacific RR tracks and railroad tunnel to the west of Lakeview Canyon, ridge to the southwest of disturbed off-road vehicle area. 2284 Comment
  CAS-BOT-BC64211  Sedum obtusatum subsp. obtusatum J. F. Emmel 1971-7-10 375 Placer 0.3 Air milles ENE of N end of Lake Mary, Donner Pass. Comment
  CAS-BOT-BC59068  Sedum spathulifolium Marcus E. Jones 1882-6-30 3345 Placer Emigrant Gap. Comment
  UCD41292  Sedum spathulifolium Ellen Dean; Art Shapiro, Andrienne Shapiro 2003-5-12 1704 Placer Dutch Flat area, north of Hwy 80 near Alta Exit. Along Drum Powerhouse Road, about 1.5 road miles northeast of intersection with Main St. 1066 Comment
  CAS-BOT-BC69718  Selaginella wallacei G. L. Stebbins 1977-7-1 7737 Placer Above Middle Fork, American River, near Last Chance. 1341 Comment
  CAS-BOT-BC69717  Selaginella wallacei G. L. Stebbins 1969-11-20 6981 Placer Shirttail Canyon, road from Colfax to Forest Hill, mile east of bridge across North Fork, American River. 365 Comment
  UCD21788  Senecio Rex Palmer 1979-6-9 N 162 Placer Headwaters basin area of the North Fork of the American River 2255 Comment
  CAS-BOT-BC363364  Senecio aronicoides C. L. Hitchcock 1940-5-7 6337 Placer Ca. 1 mile west of Baxter Comment
  CDA19492  Senecio flaccidus var. douglasii M. I. Wibawa 2002-5-27 263 Placer Sacramento Valley; Folsom Lake State Recreation Area. 121 Comment
  CAS-BOT-BC363910  Senecio integerrimus var. exaltatus Betty J. Jorgensen 1944-7-23 531 Placer Near Soda Springs Comment
  CAS-BOT-BC363912  Senecio integerrimus var. exaltatus M. Alice King 1923-6-1 s.n. Placer Summit Comment
  CAS-BOT-BC363999  Senecio integerrimus var. major John Thomas Howell 1925-6-27 1192 Placer Tahoe Tavern, Lake Tahoe 1889 Comment
  JEPS126354  Senecio integerrimus var. major Steve Matson 1998-6-21 259 Placer nSHN; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; north of Highway 267. Comment
  UC148927  Senecio integerrimus var. major H. M. Hall 1910-7-1 8729 Placer Cisco Sierra Nevada Mountains 1828 Comment
  RSA0012467  Senecio serra var. serra Wm. Vortriede 1928-1 s.n. Placer Lake Tahoe. [El Dorado or Placer County] Comment
  UCD42818  Senecio triangularis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-23 184 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  RSA569214  Senecio triangularis B. C. Templeton 1931-7-5 1511 Placer near Meek's Bay. 2280 Comment
  UCR171030  Senecio vulgaris George K. Helmkamp, E. A. Helmkamp 2006-2-24 10070 Placer Northern Sacramento Valley, Wise Road just east of its junction with Calif. Highway 65; c. 1 mi SE of Ewing 47 Comment
  SEINET3154401  Sequoiadendron giganteum W. A. Dick, Gaby 1967-11-15 sn Placer on West slope of Sierra Nevada from Placer to Tulare 2438 Comment
  CAS-BOT-BC364758  Sericocarpus oregonensis subsp. californicus L. R. Abrams 1917-9-15 6762 Placer Near Dutch Flat Comment
  CDA19924  Sesbania punicea R. Simon 2002-6-17 PDR P 087232 Placer Sierra Nevada; Miner's Ravine Park 0 Comment
  CDA37868  Setaria faberi J. L. Johnson 1980-7-8 s.n. Placer Penryn 0 Comment
  SACT002089  Setaria glauca D. Meyer 1984-7-9 Placer Pear and plum orchard. 206.0 Comment
  SACT002087  Setaria glauca Josephine Van Ess 1976-9-29 Placer Amoung rocks, near river, moist area. 182.9 Comment
  CAS-BOT-BC243630  Setaria pumila Peter H. Raven 1954-8-27 7954 Placer Roseville Comment
  UCD92709  Setaria pumila Beecher Crampton 1965-9-13 7494 Placer Gold Run, Interstate Hwy. 80. 975 Comment
  CAS-BOT-BC213130  Sidalcea John H. Thomas; Hazelle A. Thomas 1956-7-21 6096 Placer Vicinity of Donner Pass, about 80 miles northeast of Sacramento, Sierra Nevada 2377 Comment
  CAS-BOT-BC213132  Sidalcea Emily K. Mcpherson 1976-9-19 76283 Placer One mile east of Talbot Campground, open area near Middle Fork American River, Sierra Nevada 1767 Comment
  UCD164649  Sidalcea calycosa Brandi Sorensen 1995-5-12 6 Placer 3.5 kilometers north of Auburn. 2.4 kilometers west of Interstate 80. Comment
  CHSC79772  Sidalcea glaucescens G. F. Hrusa; J. Glazner 1999-7-18 15189 Placer Lake Tahoe Region. Betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. UTM: 10S, 43434 N, 07418 E. 1905 Comment
  POM448574  Sidalcea glaucescens Fay A. MacFadden 1934-8-10 12841 Placer Cisco. Comment
  SEINET8944245  Sidalcea glaucescens P. A. Lehenbauer 1932-6-26 s.n. Placer Lake Tahoe, near Tavern. Comment
  UCR120242  Sidalcea malviflora subsp. asprella George K. Helmkamp, E. A. Helmkamp, A. Kerchner 1999-6-29 5032 Placer Northern Sierra Nevada Range, N of Hwy I-80 at west exit to Donner Lake; opening to Negro Canyon 2134 Comment
  CDA13684  Sidalcea oregana subsp. oregana G. F. Hrusa, J. Glazner 1997-8-3 14044 Placer Sierra Nevada; Corner of Hwy 89 & Squaw Valley Rd. Comment
  CHSC74231  Sidalcea oregana subsp. spicata Susi Urie 1998-8-29 98 -149 Placer Middle of Page Meadows; about 2 mi west of Lake Tahoe and Sunnyside. 2115 Comment
  CHSC74232  Sidalcea oregana subsp. spicata Susi Urie 1998-8-29 98 -158 Placer Middle of Page Meadows; about 2 mi west of Lake Tahoe and Sunnyside. 2115 Comment
  OBI48959  Sidalcea reptans Lewis S. Rose 1937-7-29 37614 Placer Tahoe Vista 1905 Comment
  UC196791  Silene californica C. F. Sonne 1891-5-17 Placer Colfax Comment
  SD243117  Silene douglasii George K. Helmkamp, E. A. Helmkamp 2010-8-14 16772 Placer Northern Sierra Nevada Mountains: American Hill Road (Forest Route 13), 4.7 miles south of its junction with Foresthill Road and just south of a creek crossing (Duncan Peak 7.5'Q) 1552 Comment
  SD237401  Silene gallica G. K. Helmkamp, E. A. Helmkamp 2010-4-23 15903 Placer Sierra Nevada Mountains Foothills: along Salmon Falls Road, at Miners Valley Road, 4.5 miles south of junction with CA-49 at Pilot Hill (Pilot Hill 7.5'Q) 287 Comment
  CDA11926  Silene lemmonii G. F. Hrusa, J. Dinsdale 1989-5-2 7065 Placer Sierra Nevada; Mosquito Ridge Rd, about 15 miles below Placer Redwood Grove. Comment
  UCR47349  Silene occidentalis subsp. occidentalis H. M. Hall 1910-6-25 8709 Placer Cisco. 1800 Comment
  UC465667  Silene sargentii Katharine Brandegee Aug. 1905 Placer Alta Meadows Comment
  SD247392  Silene vulgaris George K. Helmkamp, Mary Alice Barnes 2013-5-3 20462 Placer Foothills, northern Sierra Nevada Mountains: southwest edge of Foresthill, Mosquito Ridge Road, 0.2 mile south of Forest hill Road. 974 Comment
  SDSU1232  Sinapis arvensis D. F. Howe 1948-5-21 1913 Placer 4 mi. north of Auburn. 487 Comment
  SD103520  Sisyrinchium halophilum Darley F. Howe 1978-7-15 Placer Along State Highway 20, 29 miles west of Truckee. 1646 Comment
  SACT002216  Sitanion hystrix D. Meyer 1983-7-16 Placer 1624.0 Comment
  SACT002226  Sitanion hystrix D. Meyer 1983-9-10 Placer Collected at west end of meadow near parking lot, moist streambank and meadow. 1879.0 Comment
  SACT002234  Sitanion hystrix Michael Baad 1976-7-17 Placer 0.5 mile west of Alpine Meadows Ski Resort on trail to Five Lakes, southeast corner of northeast corner. 2072.0 Comment
  UCR146669  Sitanion hystrix Beecher Crampton 1961-9-27 6014 Placer Sierra Nevada Mountains, 1 mile west of Cisco Grove [near county line], along U.S. Highway 40, Yuba River 1707 Comment
  UC615348  Smilacina racemosa Beryl O. Schreiber 1933-7-21 900 Placer creek bank near Mount Ellis Trail above Homewood; Lake Tahoe Comment
  UCR253803  Solanum americanum George K. Helmkamp, Elizabeth Helmkamp 2012-10-30 20096 Placer Sacramento Valley, South Dowd Road, 0.1 mile south of its junction with Moore Road, southwest of Lincoln 34 Comment
  CDA36811  Solanum elaeagnifolium D. B. Joley Sep 1976 1 Placer Sierra College Blvd. and Douglas Blvd., southwest corner. 0 Comment
  SEINET6186039  Solanum umbelliferum D. Erskine 1941-4-13 30 Placer American River Canyon, between Auburn and Folsom 183 Comment
  UC192436  Solanum umbelliferum C. F. Sonne 1886-7-18 Placer on Truckee River, in [R.R.] Canyon Truckee River Comment
  SEINET5624689  Solanum xanti var. montanum Margaret J. Williams 1985-7-6 85- 63 -4 Placer Pacific Crest Trail between old and new Donner Summits Comment
  UC579497  Solidago elongata H. S. Yates 1934-6-29 3900 Placer near Tahoe City; Truckee Quad. Comment
  UCD43123  Solidago elongata C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-19 491 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  UC1035661  Solidago velutina subsp. californica Mildred M. Enzler 1939-9-17 Placer near Applegate (Highway 40) 609 Comment
  JEPS113108  Soliva sessilis Lowell Ahart, Brian Williams 2007-4-13 13634 Placer Open pasture fields, about 1/2 mile south of the Manzanita Cemetery, about 1/2 mile west of Gladding Road, about 2 3/4 miles north of Lincoln 43 Comment
  CDA36903  Sonchus asper CDFA Staff 1995-6-12 s.n. Placer Dry Creek. 0 Comment
  UC147612  Sonchus oleraceus Miss Harriet A. Walker 1908-6-27 1330 Placer Blue Canyon 1432 Comment
  SACT002282  Sorghum halepense D. Meyer 1984-5-28 Placer Next to orchard 206.0 Comment
  SJSU5076  Sparganium angustifolium R. L. Fisher 1959-8-12 Placer 2 mi W of Lake Van Norden on road to Cascade Lake 1981 Comment
  POM312972  Sparganium natans Malcolm A. Nobs, S. Galen Smith 1949-8-21 1509 Placer Placer County: Marsh between sandy beach and Agate Bay, north end of Lake Tahoe Comment
  UC1601325  Sphaeromeria potentilloides var. potentilloides W. D. Bliss June 1888 Placer Tahoe Comment
  CHSC85686  Spiraea densiflora G. F. Hrusa; J. Glazner 2000-9-3 15678 A Placer Northern Sierra Nevada. Sugar Bowl Ridge, immediately to W of proposed Crow's Nest ski run. 2164 Comment
  RSA122177  Spiraea densiflora N. H. French 1934-6-8 403 Placer Cisco Butte 1921 Comment
  UCR231860  Stachys ajugoides var. rigida George K. Helmkamp, E. A. Helmkamp 2010-8-11 16759 Placer Northern Sierra Nevada Mountains, Finning Mill Road, 2.3 miles north of Forest Hill Road at the crossing of McBride Creek 1082 Comment
  POM283403  Stachys rigida subsp. rivularis Lyman Benson 1932-7-31 4023 Placer Tahoe Tavern, Sierra Nevada mtn range, Lake Tahoe watershed. 1890 Comment
  CAS-BOT-BC391173  Stellaria longipes subsp. longipes Geo. B. Grant 1906-7-15 6925 Placer Tahoe Tavern, Lake Tahoe Comment
  CHSC73943  Stellaria longipes var. longipes Susi Urie 1998-8-18 98 -069 Placer Lake Tahoe Basin--National Forest. About 0.2 mi north of Lake Tahoe; large meadow complex between Kings Beach and Tahoe Vista. 1901 Comment
  CHSC85476  Stellaria longipes var. longipes G. F. Hrusa; J. Glazner 1999-7-17 15145 Placer Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  UCR208281  Stellaria media George K. Helmkamp, E. A. Helmkamp 2009-5-7 14635 Placer Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 13.6 miles east of its junction with Forest Hill Road in Foresthill 771 Comment
  UC1563938  Stellaria nitens Barbara Ertter with David Thompson 1989-4-8 8175 Placer near Auburn State Recreation Area entrance (Iowa Creek Road, ca 2 mi from I-80, at creek crossing) 518 Comment
  UC197335  Stenotus acaulis C. F. Sonne 1897-7-18 Placer Truckee Knob 2743 Comment
  UC710568  Stenotus acaulis John Thomas Howell 1943-7-26 18838 Placer Mt. Lincoln Comment
  JEPS21626  Stephanomeria lactucina Roxana S. Ferris 1957-8-9 13098 Placer Along U. S. Highway 40 just W of Emigrant Gap. Comment
  RSA136740  Stephanomeria lactucina Roxana S. Ferris 1957-8-9 13098 Placer US Hwy 40 just W of Emigrant Gap. Around aeroplane beacon. Comment
  SACT002310  Stipa californica D. Meyer 1983-6-25 Placer 1636.0 Comment
  SACT002315  Stipa californica Michael Baad 1983-7-23 Placer 1/8 miles west of HIghway. 1828.0 Comment
  SACT002320  Stipa californica D. Meyer 1984-9-23 Placer DRy rocky summit of north facing slope. 2315.0 Comment
  SACT002325  Stipa californica D. Meyer 1984-9-23 Placer Dry rocky summit of north-facing slope. 2109.0 Comment
  UCR209730  Stipa californica George K. Helmkamp, E. A. Helmkamp 2009-8-12 15451 Placer Sierra Nevada Mountains, Forest Hill Road at Robinson Flat, 27 miles northeast of the city of Foresthill 2061 Comment
  SEINET10603802  Stipa californica A. Arthur Heller 1917-8-14 Heller 12925 Placer Mt. Lincoln south of Summit valley, on steep gravelly slope, with a few scattered trees of Hesperopeuce. Mertensiana near the crest. 2499 Comment
  SACT002354  Stipa lemmonii Michael Baad 1977-6-3 Placer Roadside serpentine. 0.5 mile west of station. 1164.0 Comment
  OBI20100  Stipa occidentalis var. californica David J. Keil 1978-7-23 12949 Placer Cisco Grove exit from I-80, just E of Nevada Co. line 1768 Comment
  SEINET8080229  Stipa occidentalis var. californica P. B. Kennedy, S. B. Doten 1901-7-23 215 Placer Near Lincoln Valley. Comment
  SACT002397  Stipa pulchra Josephine Van Ess 1977-4-22 Placer Collected north of Athens Road. Railroad embankment. 39.6 Comment
  SEINET10893292  Stipa stillmanii Smith 1931-6-21 Smith 2557 Placer Shallow, loose, loam soil. East slope. trail below pine Nut, Duncan Canyon; ca 11 miles east 9northeast) of Michigan bluff 1524 Comment
  CAS-BOT-BC87772  Streptanthus tortuosus Alice Eastwood 1909-1-1 260 Placer Lake Tahoe Region. Deer Park. Comment
  UCD116301  Streptanthus tortuosus Robert E. Preston 1984-6-13 459 Placer 4 km west of Sunnyside. 2044 Comment
  UCD162746  Streptanthus tortuosus Dylan O. Burge; J. Bisbee 2014-5-25 1630 Placer Bear River watershed, roadside on California States Route 20. 1430 Comment
  UCD164328  Streptanthus tortuosus N. Ivalu Cacho; Sharon Y. Strauss, Patrick J. McIntyre 2011-6-25 IC-SS 235 - Placer Casa Loma Rd (Alta Exit): on serpentine outcrop along railroad tracks. 1164 Comment
  CHSC24706  Streptanthus tortuosus var. pallidus T. C. English 1976-4-18 35 Placer On n side of deserted R.R., on n fork of the American River, ca. 2 mi w of Hwy 49 bridge. 335 Comment
  SDSU11280  Styrax officinalis var. californicus D. F. Howe 1948-5-23 1815 Placer American River 305 Comment
  CDA11991  Styrax officinalis var. redivivus G. F. Hrusa 1995-5-2 12172 Placer Sierra Nevada; below Mosquito Ridge Rd. approx. 1 km. east of crossing of North Fork of Middle Fork of the American River. Comment
  JEPS32521  Styrax officinalis var. redivivus W. L. Jepson 1938-4-5 18581 a Placer 2 mi e Auburn; e of Auburn Comment
  LA44529  Styrax redivivus Carl B. Wolf; 1937-5-12 8609 Placer Sacramento Valley, W of N Fork American River, 8 mi N of Folsom on road to Auburn 121 Comment
  RSA654887  Styrax redivivus G. Fred Hrusa 1995-5-20 12172 Placer below Mosquito Ridge Road, approximately 1 km east of crossing of North Fork of Middle Fork of the American River. 500 Comment
  CAS-BOT-BC47709  Styrax redivivus M. E. Jump 1939-5-15 s.n. Placer Road to Foresthill Comment
  CAS-BOT-BC215297  Symphoricarpos mollis Mary P. Wells 1980-9-11 s.n. Placer Forest west of Pioneer Way, Tahoe City, Sierra Nevada 1981 Comment
  CAS-BOT-BC236445  Symphoricarpos mollis H. D. Ripley; R. C. Barneby 1948-7-13 9823 Placer SW of Emigrant Gap 1676 Comment
  CAS-BOT-BC237003  Symphoricarpos mollis Alice Eastwood 1909-1-1 31 Placer Sunnyside Comment
  UC1119959  Symphoricarpos mollis J. E. Sowder, R. W. Lundh 1933-4-15 Placer Greek Store; Colfax Quad. 670 Comment
  UC1119969  Symphoricarpos mollis N. French 1933-9-14 104 Placer Greek Store; Tahoe National Forest, Colfax Quad. 1676 Comment
  JEPS59430  Symphoricarpos mollis Ezra Brainerd and Viola B. Baird 1915-7-13 150 Placer cliff opposite Bear Rock Camp; Sierra Nevada Mountains 1920 Comment
  CAS-BOT-BC97554  Symphyotrichum ascendens Margaret Williams 1974-8-8 74 -P1-26 Placer [Murphy's] Murphy Meadow, 5 miles southeast of Hirschdale 2316 Comment
  CHSC9532  Symphyotrichum ascendens J. F. Goodwin 1971-7-11 168 Placer 200 ft. south of Hwy 267. 4.0 mi SE of Truckee. 1950 Comment
  JEPS126321  Symphyotrichum bracteolatum Steve Matson 2003-8-4 658 Placer nSNH; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; nearly one mile SW of Parking lot and picnic spot south side of Highway 267, along Lookout Mountain Creek. Comment
  UCD69248  Symphyotrichum bracteolatum D. Sanchez-Mata 1997-8-9 Placer Blue Canyon Road near Blue Canyon. Tahoe National Forest. 1500 Comment
  CAS-BOT-BC98477  Symphyotrichum spathulatum A. A. Heller 1917-8-13 12880 Placer Summit Valley 2118 Comment
  CAS-BOT-BC98478  Symphyotrichum spathulatum A. A. Heller 1917-8-13 12880 Placer Summit Valley 2118 Comment
  UC201327  Symphyotrichum spathulatum A. A. Heller 1917-8-13 12880 Placer Summit valley 2118 Comment
  UC65315  Symphyotrichum spathulatum P. B. Kennedy and S. B. Doten 1901-8-19 418 Placer 7 mi from French Meadows Comment
  UC912292  Symphyotrichum spathulatum H. L. Mason 1932-9-9 7180 Placer Truckee Junction Comment
  CHSC74353  Symphyotrichum spathulatum var. spathulatum Susi Urie; Eric Schroder 1998-9-10 98 -317 Placer Antone meadows; along Burton Creek, about 2.1 mi northwest of Lake Tahoe. 2072 Comment
  OBI16991  Symphyotrichum spathulatum var. yosemitanum Robert F. Hoover 1967-9-6 10848 Placer Kings Beach, Lake Tahoe Comment
  JEPS126352  Taraxacum officinale Steve Matson 1998-5-17 197 Placer nSHN; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; 100 yards north of airport creek, 200 yards south of Martis Dam Road. Comment
  JEPS127408  Taraxia tanacetifolia Steve Matson 1998-5-6 224 Placer nSNH Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area south side of Highway 267. East of Martis Creek. Comment
  UC303494  Tauschia hartwegii Mary E. Pulsifer Ames March 1892 Placer Auburn Comment
  CAS-BOT-BC85267  Taxus brevifolia Alice M. King 1923-5-1 s.n. Placer Placerville Comment
  UC858892  Tellima grandiflora Marcus E. Jones, A. M. 1882-7-1 2710 Placer Emigrant Gap Comment
  UC20474  Tetrapteron graciliflorum H. N. Bolander 1865-4-13 4564 Placer New Castle Comment
  JEPS45854  Thalictrum fendleri L. S. Smith 1931-6-3 2552 Placer below Duncan Fork; Tahoe <National> Forest, Flat Ravine 1981 Comment
  JEPS127523  Thalictrum sparsiflorum Steve Matson 2003-6-28 815 Placer nSNH: Tahoe north shore; Snow Creek watershed, Tahoe Vista/Kings Beach; west fork of Snow Creek, west edge of main boggy site. Comment
  SD143459  Thysanocarpus radians Darley F. Howe 1951-5-1 2112 Placer 455 Comment
  SEINET7062978  Thysanocarpus radians A. G. Vestal 1955-4-4 s.n. Placer Serpentine 4 miles north of Auburn on Route 49 at Elders Corner. UTM Zone 10, 664474mE, 4313929mN. (WGS84/NAD83). 405 Comment
  RSA0049959  Thysanocarpus radians Carl B. Wolf 1937-3-30 8354 Placer Sacramento Valley, 2 mi. No. of Lincoln. 53 Comment
  CDA37048  Torilis arvensis CDFA Staff 1995-5-31 s.n. Placer Pino Ranch, near Newcastle. 0 Comment
  RSA779397  Torilis arvensis George K. Helmkamp, Amy Barnes 2009-7-12 15189 Placer along Todd Valley Road, 0.1 mile south of its junction with Foresthill Road, c. 13 air miles NE of Auburn 854 Comment
  UCR250354  Torilis arvensis George K. Helmkamp, Mary Alice Barnes 2013-5-3 20492 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 4.7 miles south of Forest Hill Road, 1.8 mi. east (92 deg. ) of Foresthill 829 Comment
  UC567143  Torreya californica N. French 1933-5-19 60 Placer near Iowa Hill; Colfax Quadrangle 91 Comment
  UCD124139  Torreya californica Ellen Dean; Davis Botanical Society members 2012-10-13 7513 Placer Along Mosquito Ridge Road, ca. fourteen road miles E of junction with Foresthill Road. Comment
  UCD133442  Torreya californica Eric Brenner; John Hunter 1996-5-26 4 Placer Placer County, Tahoe National Forest, along Forest Hill Rd at Mosquito Ridge at Volcano Canyon. 1870 Comment
  CDA13680  Torreyochloa pallida var. pauciflora G. F. Hrusa, J. Glazner 1997-8-3 14040 Placer Sierra Nevada; Corner of Hwy 89 & Squaw Valley Rd. Uncommon, robust, apparently rhizomatous plant to 1.5 m. tall in lower, wetter part of meadow. Comment
  UCD43331  Torreyochloa pallida var. pauciflora C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-12 699 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  SEINET10876041  Torreyochloa pallida var. pauciflora A. Arthur Heller 1917-8-13 Heller 12881 Placer Summit valley, Pinus Murravana the principal tree, the soil granite 2118 Comment
  UCD22062  Toxicoscordion venenosum var. venenosum Rex Palmer 1979-6-19 N 255 Placer Headwaters basin area of the North Fork of the American River. Comment
  UCD43119  Tragopogon dubius C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-19 487 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  UCR253575  Tragopogon porrifolius George K. Helmkamp, Amy Barnes 2014-4-23 22801 Placer Sierra Nevada Mountains Foothills, Spring Garden Road, at the north side of its junction with Foresthill Road, 8.4 km west of Foresthill 720 Comment
  UCR257640  Trichostema lanceolatum George K. Helmkamp, Elizabeth Helmkamp 2012-10-13 20016 Placer Sacramento Valley, Granite Bay, Folsom Lake; Park Road 1.8 miles north of the east end of Douglas Blvd. 146 Comment
  UC147569  Trientalis latifolia Harriet A. Walker 1908-6-23 1223 Placer Blue Canyon 1432 Comment
  UCR235378  Trientalis latifolia George K. Helmkamp, E. A. Helmkamp 2012-5-11 18960 Placer Northern Sierra Nevada Mountains Foothills, Finning Mill Road, 4.0 miles north of Forest Hill Road and at the junction with Hollow Logging Road 1140 Comment
  UC187962  Trifolium albopurpureum var. olivaceum Katharine Curran April 1883 Placer Penryn Comment
  SCFS2171  Trifolium cyathiferum L. Hooker 1963-6-27 29 Placer Mdw 3.7 mi past Montreal Rd on Hwy 89 1829 Comment
  UCD96975  Trifolium cyathiferum Chuck Hughes 2010-7-13 238 Placer Within 50 ft of north side of Alpine Meadows Road. 1899 Comment
  CAS-BOT-BC444014  Trifolium dubium George K. Helmkamp; Mary Alice Barnes 2013-5-3 20475 Placer Foothills, northern Sierra Nevada Mountains: Mosquito Ridge Road, 1.1 miles south of Forest Hill Road. 293 Comment
  UCD108876  Trifolium dubium R. Tofsrud 1951-5-9 s.n. Placer Highway 40, ca. 4 miles E of Colfax. Comment
  CAS-BOT-BC438829  Trifolium hirtum George K. Helmkamp; Mary Alice Barnes 2013-5-3 20472 Placer Foothills, northern Sierra Nevada Mountains: Mosquito Ridge Road, 1.1 miles south of Forest Hill Road. 962 Comment
  SD237453  Trifolium hirtum G. K. Helmkamp, E. A. Helmkamp 2010-4-23 15907 Placer Sierra Nevada Mountains Foothills: along Salmon Falls Road at Miners Valley Road, 4.5 miles south of junction with CA-49 at Pilot Hill (Pilot Hill 7.5'Q) 287 Comment
  UCD111148  Trifolium hirtum G. K. Helmkamp; E. A. Helmkamp 2007-3-25 11712 Placer Northern Sierra Nevada Mountains: Forest Hill Road at the junction with the unnamed road to Lake Clementine. 457 Comment
  UCR173259  Trifolium hirtum George K. Helmkamp, Elizabeth Helmkamp 2006-5-13 10444 Placer Northern Sierra Nevada Foothills, c. 4 air mi. NE of Auburn, along an unnamed road to Lake Clementine, 1.2 mi. N of Forest Hill Road 422 Comment
  UCR188845  Trifolium hirtum George K. Helmkamp, E. A. Helmkamp 2007-3-25 11712 Placer Foothills, Northern Sierra Nevada Mountains, Forest Hill Road at the junction with the unnamed road to Lake Clementine 457 Comment
  UCR234218  Trifolium hirtum George K. Helmkamp, E. A. Helmkamp 2011-4-10 17156 Placer Sacramento Valley, along Riosa Road at the east edge of the village of Sheridan 41 Comment
  CDA4332  Trifolium hybridum Hanley 1956-6-2 Placer Roseville/Lincoln. 0 Comment
  RSA755332  Trifolium incarnatum George K. Helmkamp, E. A. Helmkamp 2009-4-22 14572 Placer Rucky Chuck Rd. (dirt) 1.2 miles southeast of Forest Hill Road 448 Comment
  JEPS71994  Trifolium longipes Gladys L. Smith 1972-6-18 3142 Placer Alpine Meadows 2072 Comment
  UCD44671  Trifolium longipes C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 2037 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  SEINET7389529  Trifolium microcephalum A. Beninghoff 1930-4-20 1778 Placer 3 mi. n. Newcastle Comment
  UCD109207  Trifolium monanthum R. Tofsrud 1951-7-1 s.n. Placer Near Campton's store, Hwy. 40 (above Nayak). Comment
  JEPS127430  Trifolium monanthum subsp. monanthum Steve Matson 1998-8-21 391 Placer nSNH Tahoe North shore; Snow Creek Watershed, Tahoe Vista/Kings Beach; east of main boggy site on West Fork Snow Creek. Comment
  UC80329  Trifolium monanthum subsp. parvum Kellogg July 1870 Placer Cisco Comment
  UC163953  Trifolium monanthum subsp. parvum H. M. Hall 1910-7-11 8759 Placer Cisco Flats Yuba River 1740 Comment
  CAS-BOT-BC230183  Trifolium productum Kellogg No date on label s.n. Placer Cisco Comment
  UCD22005  Trifolium productum Beth Lowe Corbin 1982-8-17 361 Placer 2 2/3 miles WSW of The Cedars. In grassy area of White Fir forest. Flowers pale pink purple, with darker purple banner, white keel. Perennial. Partial sun. N facing slope, 10% incline. Common. 1935 Comment
  UCD109327  Trifolium striatum Vic Osterli 1951-6-12 s.n. Placer Forest Hill, Patrick place. Comment
  UCR249534  Trifolium tomentosum George K. Helmkamp, Amy Barnes 2013-3-28 20299 Placer Eastern Sacramento Valley, northwest side of junction of Riosa Road and Andressen Road, northeast of Sheridan 36 Comment
  SEINET7375923  Trifolium tridentatum R. L. Smith 1942-4-3 22 Placer 3 mi. east of Roseville 122 Comment
  HSC82226  Trifolium variegatum Thomas W. Nelson 1979-4-10 4576 Placer Along W side of Sierra College Blvd. between I-80 and Douglas Blvd. Comment
  UC631452  Trifolium variegatum L. S. Smith 468 Placer Squaw Valley Comment
  UC750544  Trifolium variegatum Lewis S. Rose 1946-6-23 46187 Placer n Cisco (Rainbow) Comment
  UC397182  Trifolium willdenovii Mary E. Pulsifer 1895-4-1 Placer Auburn Comment
  UCR235393  Trifolium willdenovii George K. Helmkamp, E. A. Helmkamp 2012-5-11 18939 Placer Foothills, northern Sierra Nevada Mountains, Finning Mill Road at the junction with Forest Hill Road 1136 Comment
  SD247512  Triphysaria eriantha George K. Helmkamp, Amy Barnes 2013-3-28 20285 Placer Easterm Sacramento Valley: along 10th Street/Ranch House Road, 0.6 mile south of its junction with Riosa Road in Sheridan (Lincoln 7.5'Q) 42 Comment
  UC219134  Triphysaria eriantha subsp. eriantha unknown May, 1891 Placer Auburn Comment
  CAS-BOT-BC228547  Triphysaria versicolor subsp. faucibarbata George K. Helmkamp; E. A. Helmkamp 2011-4-10 17158 Placer Sacramento Valley: along Riosa Road at the east edge of the village of Sheridan 41 Comment
  OBI81421  Triphysaria versicolor subsp. faucibarbata George K. Helmkamp, Amy Barnes 2013-3-28 2