Search Results — 2000 specimen records retrieved (1591 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
  RSA1848  Abies magnifica C. B. Wolf 1930-10-10 1726 Placer Coldstream Canyon, 5 miles from Truckee. 1982 Comment
  SCFS11529149  Acer glabrum E. Krimmel 2014-6-26 Placer Road cut Comment
  CAS-BOT-BC331009  Acer glabrum var. glabrum Lowell Ahart 1964-7-3 s.n. Placer Placer Queen Mine 1676 Comment
Read comments
Oct 16 2019
  CAS-BOT-BC331011  Acer glabrum var. glabrum A. A. Heller 1917-6-19 12730 Placer Emigrant Gap 1615 Comment
  CAS-BOT-BC331014  Acer glabrum var. glabrum Emily K. Mcpherson 1976-6-12 s.n. Placer Sierra Nevada. Loch Leven Lakes Comment
  SD43608  Acer macrophyllum Darley F. Howe 1948-5-22 1822 Placer Placer Co 1220 Comment
  UCD117109  Acer negundo Chester Dunbar 1969-4-10 102 Placer 1 mile south of Intersection of Road A5005 and Nicolaus Road. Comment
  OBI39804  Achillea millefolium Joy H. Nishida 1985-7-10 783 Placer Homewood 1829 Comment
  UC1125389  Achillea millefolium H. S. Yates 1934-6-29 382 Placer near Brockway; Truckee Quad. 1920 Comment
  UCR170827  Achillea millefolium George K. Helmkamp, E. A. Helmkamp 2005-9-30 9962 Placer Northern Sierra Nevada Mtns., Junction of Chalet and Alpine Meadows Roads west of Calif. Highway 89 (near Alpine ski area) 2081 Comment
  CAS-BOT-BC216416  Achnatherum lettermanii A. A. Heller No date on label 12889 Placer Summit Station 2121 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
  UC1133077  Achnatherum occidentale subsp. californicum B. Bolt 1934-8-14 179 Placer e slope of Red Star Ridge Tahoe National Forest, Truckee Quadrangle 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
  UCR241743  Achnatherum occidentale subsp. californicum George K. Helmkamp, E. A. Helmkamp 2012-6-19 19220 Placer Northern Sierra Nevada Mountains Foothills, Foresthill Road, 2.6 miles east of its junction with Mosquito Ridge Road in Forest Hill 1052 Comment
  UC1133192  Achnatherum occidentale subsp. occidentale H. S. Yates 1936-8-9 5982 Placer 1 1/2 mi sw Martis Pk.; Tahoe National Forest, Truckee Quadrangle 2346 Comment
  CAS-BOT-BC218034  Achnatherum stillmanii L. S. Smith 1927-7-6 2054 Placer Mosquito Ridge, Forest Hill District, Tahoe Forest 1676 Comment
  JEPS45878  Achnatherum stillmanii L. S. Smith 1927-7-6 2054 Placer Mosquito Ridge, s and sw slope Tahoe Forest (Forest Hill District) 1676 Comment
  SACT000023  Achnatherum stillmanii Michael Baad 1983-7-11 Placer elevation 5200' and continuing towards Black Mountain to the western edge of section 9, T.16N, R.12E 1585.0 Comment
  UCD51417  Achnatherum stillmanii G. L. Stebbins Jr. 1941-7-16 3167 Placer 50-100 yards below S.P. railroad tracks, 1.2 mile south of Blue Canon Station. 1447 Comment
  SDSU6824  Achyrachaena mollis unknown 1948-5-21 1835 Placer 457 Comment
  CHSC82578  Acmispon americanus var. americanus Lowell Ahart 2002-7-22 9918 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
  SEINET5327531  Acmispon americanus var. americanus P. B. Kennedy, Samuel Bradford Doten 1901-8-18 413 Placer [Sierra Nevada] Talbots Home Camp, 7 mi from French Meadows Comment
  UCD103988  Acmispon argophyllus var. fremontii Beecher Crampton 1955-6-15 2887 Placer Bunch Canyon near its base, 4.5 miles south of U.S. Highway 40, near its base, Forest Hill Road. Comment
  UCD36659  Acmispon argophyllus var. fremontii Beecher Crampton 1955-6-15 2887 Placer Placer County, 4.5 miles south of U.S. Highway 40, along North Fork of American River, near base of Bunch Canyon, on road to Forest Hills. Comment
  SEINET5327433  Acmispon micranthus A. Beninghoff 1930-4-19 1766 Placer 5 mi W Auburn Comment
  UC465623  Aconitum columbianum J. A. DeCon 1900-8-5 453 Placer Tahoe, McKinneys Comment
  UCD44430  Aconitum columbianum C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1796 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  CAS-BOT-BC391459  Aconitum columbianum subsp. columbianum Alice Eastwood 1909-1-1 77 Placer Lake Tahoe Region. Sunnyside Comment
  CAS-BOT-BC391462  Aconitum columbianum subsp. columbianum Mrs. Chas. E. Miller 1916-8-30 s.n. Placer Emigrant Gap Comment
  HSC32497  Aconitum columbianum subsp. columbianum A. M. Montalvo, J. D. Ackerman 1974-7-20 387 Placer Alpine Meadows Ski Area, W of Deer Park and Hwy. 89 Comment
  JEPS127522  Aconitum columbianum subsp. columbianum Steve Matson 2002-7-14 573 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
  UCD21931  Aconogonon davisiae Beth Lowe Corbin 1982-8-23 409 Placer 2 miles SW of the Cedars. In loose, fine sandy, rocky soil in open Red Fir forest. Stem pinkish. Calyx pinkish white. Full sun. North facing slope, 30% incline. Locally common. 2133 Comment
  SEINET6700631 Image available Adenocaulon bicolor P. B. Kennedy, S. B. Doten 1901-8-15 405 Placer Bear man's camp, 6 miles from French Meadows Comment
  SEINET11262284  Adiantum jordanii George Helmkamp, E. A. Helmkamp 2012-5-5 18917 Placer Northern Sierra Nevada Mountain Foothills: Lake Clementine Road, 1.2 miles west of its junction with Foresthill Road, .3 air miles SE of Clementine Dam on the American River (Auburn 7.5').; 0 396 Comment
  UCD147087  Aegilops neglecta Chuck Hughes 2013-5-6 372 Placer Southwest margin of Camp Far West Reservoir. 96 Comment
  SCFS995  Agastache urticifolia E. Krimmel 2014-7-5 Placer North Fork American River, below Soda Springs Road on trail to Heath Falls Overlook. Split time#3 Comment
  CAS-BOT-BC295535  Agnorhiza bolanderi Volney Rattan No date on label s.n. Placer Forest Hill Comment
  CAS-BOT-BC21388  Agoseris aurantiaca var. aurantiaca Alice Eastwood 1909-1-1 198 Placer Sunnyside Comment
  UC169988  Agoseris aurantiaca var. aurantiaca Miss Helen D. Geis Jun 1 1912-Jul 1 1912 216 Placer Deer Park Deer Park Comment
  SEINET7067125  Agoseris heterophylla 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
  CAS-BOT-BC13328  Agoseris retrorsa Saichi Kawahara 1969-5-25 1016 Placer East bank of Indian Creek. East of house, Mel Henderson Ranch. Dutch Flat Quadrangle. 1036 Comment
  POM260172  Agoseris retrorsa C. L. Hitchcock 1940-5-7 6325 Placer 1 mile west of Baxter Comment
  UC112920  Agoseris retrorsa Katharine Brandegee 1908-6-6 Placer near Auburn 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
  SACT000045  Agropyron intermedium var. intermedium D. Meyer 1983-9-10 Placer Near parking lot. Moist stream bank and meadow. 1879.0 Comment
  SEINET10909049  Agropyron pringlei A. Arthur Heller 1917-8-13 Heller 12919 Placer Ridge northwest of Donner Pass on a steep gravelly slope below a ledge of igneous rock, the neighboring forest composed of Abies magnifica. 2377 Comment
  SACT000061  Agropyron subsecundum Michael Baad 1983-7-23 Placer Along Highway 267 on south side of road Comment
  SACT000065  Agropyron trachycaulum D. Meyer 1984-7-21 Placer 2.88 km from Placer County line, sagebrush type vegetation 1758.0 Comment
  SACT000079  Agropyron trachycaulum D. Meyer 1983-9-10 Placer Moist streambank and meadow 1879.0 Comment
  SACT000127  Agrostis diegoensis Michael Baad 1976-8-4 Placer Banks of Picoyune Creek amoung rocks and in the gravel beside creek, white fir forest with openings 1975.1 Comment
  CAS-BOT-BC127449  Agrostis elliottiana Beecher Crampton 1957-5-7 3998 B Placer 1.7 miles east of Lincoln. 73 Comment
  SACT000095  Agrostis exarata Josephine Van Ess 1973-6-24 Placer wet streambank 91.5 Comment
  UCD52348  Agrostis exarata H. L. Mason 1939-8-3 12206 Placer Squaw Creek Valley, north of Lake Tahoe. 1889 Comment
  UCD52535  Agrostis exarata Beecher Crampton 1975-9-9 9269 Placer 1/2 mile n.e. of Blue Canyon P.O. Tahoe National Forest. Along edge of Blue Canyon Creek. 1524 Comment
  UCR206756  Agrostis exarata George K. Helmkamp, E. A. Helmkamp 2009-7-16 15207 Placer Sierra Nevada Mountains, Foresthill Road, 20.3 miles northeast of the city of Foresthill 1704 Comment
  UCD36127  Agrostis exarata var. monolepis Beecher Crampton 1952-11-9 932 Placer Placer County, 7.5 miles east of Auburn, Meadow Vista. 457 Comment
  UCD36658  Agrostis exarata var. monolepis Beecher Crampton 1955-6-15 2886 Placer Placer County, Bunch Canyon, 3 miles south of U.S. Highway 40, on Forest Hills Road. Comment
  CAS-BOT-BC139445  Agrostis hyemalis A. A. Heller 1919-7-25 13293 Placer Near the Yuba River below Cisco. 1676 Comment
  CAS-BOT-BC139254  Agrostis idahoensis A. A. Heller 1917-8-13 12913 Placer Ridge northwest of Donner Pass. 2346 Comment
  UCD43997  Agrostis idahoensis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-11 1363 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  SEINET10968050  Agrostis idahoensis A. Arthur Heller 1919-7-25 Heller 13293 Placer Sandy flat near the Yuba river below Cisco. Comment
  UCD53085  Agrostis pallens A. S. Hitchcock Date Unknown 12892 Placer Summit Station, upper limit of the yellow pine belt (P. Jeffreyi). 2121 Comment
  UCD53210  Agrostis pallens A. A. Heller 1919-7-25 13305 Placer near the Yuba river below Cisco. 1676 Comment
  SEINET4341133  Agrostis pallens L. G. McNeal 1965-10-16 s.n. Placer Squaw Valley 1981 Comment
  SACT000149  Agrostis scabra D. Meyer 1984-7-15 Placer 1909.0 Comment
  SACT000157  Agrostis scabra D. Meyer 1983-8-7 Placer Along Truckee River east bank 1879.0 Comment
  SACT000169  Agrostis scabra D. Meyer 1983-9-10 Placer moist streambank and meadow 1879.0 Comment
  UC128217  Agrostis scabra Miss Harriet A. Walker 1908-7-25 1409 Placer Cisco 1810 Comment
  UCD53345  Agrostis scabra B. Bolt 1934-8-14 173 Placer E. slope of Red Star Ridge. 1767 Comment
  UCD53516  Agrostis stolonifera B. Bolt 1934-8-14 s.n. Placer E. slope of Red Star Ridge. 1767 Comment
  SACT000199  Agrostis stolonifera var. major D. Meyer 1984-9-9 Placer east fork of the north fork of the north fork of the American River 1394.0 Comment
  SACT000209  Agrostis stolonifera var. major Michael Baad 1983-7-15 Placer 1371.6 Comment
  SACT000246  Agrostis variabilis D. Meyer 1983-7-30 Placer Moist areas on both sides of road. 2072.64 Comment
  UCD55785  Aira caryophyllea August L. Hormay 1933-5-24 s.n. Placer West of Auburn. Comment
  UCSB45747  Aira caryophyllea Reisentz, Paul 1979-5-11 Placer 1 mi S of Sheridan on Hwy 65 Comment
  SACT000274  Aira caryophyllea Earl Ingrim 1933-4-23 Placer Comment
  SEINET10509650  Aira caryophyllea Alan A. Beetle 1941-5-26 Beetle 2710 Placer Near Cisco. 914 Comment
  CAS-BOT-BC464521  Allium campanulatum John H. Thomas; Hazelle A. Thomas 1956-7-21 6139 Placer Sierra Nevada. vicinity of Donner Pass, about 80 miles northeast of Sacramento. 2377 Comment
  JEPS106452  Allium jepsonii Barrett Anderson 2003-6-22 4893 Placer 1340 ft; NE corner of the intersecton of Dry Creek Road and Blue Grass Drive, approx. 0.8 mi E of Hwy 49. Serpentine outcrop with a seep. 408 Comment
  JEPS111330  Allium lemmonii Steve Matson 2005-6-11 1277 Placer Martis Valley, ca 3 miles southeast of Truckee, National Recreation Area (Army Corps) south of 267, northwest of Martis Creek, ca 500 meters west of Parking Area; 39.3006 N, 120.1362 W; Elevation 5840 ft. 1780 Comment
  SCFS1194  Allium obtusum E. Krimmel 2014-4-21 Placer Pt. Mariah Comment
  UC635251  Allium obtusum H. L. Mason 1933-5-28 7242 Placer Pyramid Creek, Placerville Road 1905 Comment
  CAS-BOT-BC474276  Allium obtusum var. obtusum Alice Eastwood 1912-6-15 417 Placer Five Lakes. Lake Tahoe Region Comment
  CAS-BOT-BC132052  Allium peninsulare var. peninsulare David D. Keck 1933-6-1 2431 Placer 2.3 miles southeast of Loomis on back road to Folsom Comment
  CHSC46525  Allium platycaule Lowell Ahart 1964-7-3 12 Placer Along the trail to the Placer Queen Mine, north-east of Bald Mountain. 1676 Comment
  UCD22046  Allium platycaule Beth Lowe Corbin 1982-8-4 238 Placer 1 1/2 mile NNW of Onion Creek campground. 2286 Comment
  UC1577329  Allium platycaule Baki Kasapligil 1972-7-16 4471 Placer Sierra Nevada south to Placer County Sierra Nevada Comment
  UCD72507  Allophyllum divaricatum Ellen Dean 2006-5-22 3143 Placer Above north fork of the American River on N side of Foresthill Bridge. 274 Comment
  UC880192  Allophyllum gilioides subsp. violaceum A. A. Heller 1917-8-13 12900 Placer base of cliff n. of Summit hotel 2164 Comment
  JEPS71306  Allophyllum integrifolium Gladys L. Smith 1972-6-18 3161 Placer Alpine Meadow's 2072 Comment
  POM74363  Allophyllum integrifolium Marcus E. Jones 1889-7-11 10184 Placer Emigrant Gap. Comment
  CAS-BOT-BC453440  Allotropa virgata Adele Dahl 1916-8-10 s.n. Placer Tahoe City Comment
  CAS-BOT-BC171250  Alnus Saichi Kawahara 1976-5-25 907 Placer Meadow, Mel Henderson Ranch, E bank of Indian Creek Comment
  OBI39836  Alnus incana Joy H. Nishida 1985-7-10 793 Placer Homewood, Red fir forest 1829 Comment
  UC1076422  Alnus incana subsp. tenuifolia Herbert L. Mason 1929-10-14 5461 Placer 1 mi above Cisco Comment
  UCR258217  Amaranthus albus George K. Helmkamp, Elizabeth Helmkamp 2012-10-20 20054 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
  JEPS59457 Image available Amelanchier alnifolia var. pumila Ezra Brainerd and Viola B. Baird 1915-7-13 192 Placer slopes along Truckee River; Sierra Nevada Mountains 1905 Comment
  UCD22262  Amelanchier utahensis Beth Lowe Corbin 1982-8-3 202 Placer Hill NW of Onion Creek Campground. 1853 Comment
  CDA39024  Amelanchier utahensis var. utahensis D. G. Kelch 2011-10-3 11 .819 Placer Tahoe City. Granlibakken Resort. Comment
  SEINET11792407  Amsinckia douglasiana W. D. Billings 1939-3-19 1199 Placer 10 miles NW of Auburn. Comment
  CDA40477  Amsinckia intermedia T. C. Fuller 1966-5-11 14630 Placer Growing grounds of California Nursery, Loomis. 0 Comment
  UC726189  Amsinckia lycopsoides A. A. Heller 1940-4-8 15532 Placer 4 mi s Lincoln (along U.S. Hwy 99E) Comment
  CAS-BOT-BC64274  Anaphalis margaritacea D. S. Smith 1925-8-12 1696 Placer Forest: Tahoe. Last Chance Ridge 1859 Comment
  UCD37506  Andropogon glomeratus Beecher Crampton 1960-11-2 5802 Placer Placer County, 1 mile southeast of Auburn, north slope above North Fork of American River, along State Highway 49. Comment
  RSA30887  Androsace occidentalis var. simplex Marcus E. Jones 1884-9-29 s.n. Placer Emigrant Gap Comment
  UC650444 Image available Androsace occidentalis var. simplex Marcus E. Jones 1884-9-29 Placer Emigrant Gap Comment
  UCD44523  Angelica C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1889 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  UCD75949  Angelica breweri Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5190 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
  HSC71426  Angelica breweri J. M. DiTomaso 1980-9-7 1976 Placer Lake Tahoe, 3 mi W of Tahoe City on Hwy 89 1890 Comment
  SEINET11079617  Angelica breweri P. B. Kennedy, S. B. Doten 1901-8-15 298 Placer Talbot's Home Camp, 7 miles from French Meadows. Comment
  SEINET11079622  Angelica breweri P. B. Kennedy, S. B. Doten 1901-8-15 298 Placer Talbot's Home Camp, 7 miles from French Meadows. Comment
  CAS-BOT-BC63974  Antennaria argentea Peter H. Raven 1950-6-26 2419 Placer Baxter's 1219 Comment
  CAS-BOT-BC63975  Antennaria argentea Alice Eastwood 1909-1-1 71 Placer Sunnyside Comment
  SBBG63421  Antennaria argentea M. N. Ackley -Jun-1925 211 Placer Gold Run 983 Comment
  UC507811  Anthemis cotula Orcutt 283 Placer Comment
  SACT000337  Anthoxanthum odoratum Michael Baad 1983-7-1 Placer .3 mile north of Blue Canyon Inn on road to I 80 along stream. 1584.96 Comment
  POM29613  Antirrhinum vexillocalyculatum subsp. intermedium Marcus E. Jones 1882-7-3 3426 Placer Colfax. Comment
  UC12046  Aphanes occidentalis H. N. Bolander 4541 Placer Auburn Comment
  SEINET6329790  Aphanes occidentalis D. E. Brix 1962-3-17 s.n. Placer 3.5 miles east of Auburn 274 Comment
  UC1123456  Apocynum androsaemifolium C. R. Clar 1933-6-20 133 Placer Applegate Colfax Quad., Applegate Comment
  SEINET7923476  Apocynum androsaemifolium K. A. Chandler 1901-8-21 s.n. Placer Half Moon, near Tahoe Comment
  UCD121209  Apocynum androsaemifolium Collector Unknown Date Unknown s.n. Placer W Placer County. Exact locality unknown. Comment
  CAS-BOT-BC397904  Aquilegia formosa S. P. Rixford 1915-7-10 s.n. Placer Cisco Comment
  SCFS1048  Aquilegia formosa E. Krimmel, F. Felix 2014-8-7 Placer North Fork American River, Headwaters Basin, Needle Lake Comment
  SEINET4560765  Aquilegia formosa George K. Helmkamp, E. A. Helmkamp 2010-1 16651 Placer Northern Sierra Nevada Mountains; Forest Hill Road at Hidden Treasure Road, 10.4 miles northeast of the city of Foresthill. 1384 Comment
  UCR191089  Aquilegia formosa George K. Helmkamp, E. A. Helmkamp 2007-6-12 12322 Placer Northern Sierra Nevada Mountains, Lake Spaulding Road just north of its junction with Hwy CA-20 1610 Comment
  UCR240747  Aquilegia formosa George K. Helmkamp, Mary Alice Barnes, E. A. Helmkamp 2012-9-8 19797 Placer Northern Sierra Nevada Mountains, along Forest Hill Road at junction with Hidden Treasure Road, c. 0.4 mile NE of Sugar Pine Road 1384 Comment
  SEINET12092704  Aquilegia formosa J. H. Nishida 1985-1 782 Placer Homewood: Red Fir Forest 1829 Comment
  UCD114099  Arabidopsis thaliana Barbara Ertter; David Thompson 1989-4-9 8196 Placer Halfway down road to Lake Clementine (=North Fork Lake) NE of Auburn. 304 Comment
  CDA15953  Arabis rectissima G. F. Hrusa, J. Glazner 1999-7-17 15139 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  UC1601421  Arabis rectissima var. rectissima Katharine Brandegee Placer Tahoe Tavern Comment
  SBBG1363  Arceuthobium abietinum E. R. Blakley 1960-8-29 3793 Placer Carnelian Bay, Lake Tahoe 1981 Comment
  SEINET2471192  Arceuthobium abietinum R. L. Mathiasen 2009-8-13 2009 -44 Placer 7.4 km E. of Sly Park Rd. on forest rd. 5 1271 Comment
  UC336862  Arceuthobium campylopodum Lemmon 1886-1 Placer Auburn Comment
  CAS-BOT-BC24152  Arctostaphylos Saichi Kawahara 1969-5-25 1015 Placer Top of ridge E of house. Mel Henderson Ranch, E bank of Indian Creek, Dutch Flat Quadrangle 1036 Comment
  CHSC10702  Arctostaphylos manzanita Lowell Ahart 1964-7-3 Placer On trail to Placer Queen Mine. 1676 Comment
  SEINET7258390  Arctostaphylos manzanita J. Schenk 1959-3-27 s.n. Placer 2 miles west of Auburn, on a saide road branching from Highway 40 152 Comment
  CAS-BOT-BC26289  Arctostaphylos mewukka C. Hart Merriam 1911-11-5 s.n. Placer West slope Sierra Nevada, 3 miles NW of Colfax Comment
  RSA121257  Arctostaphylos nevadensis R. W. Lundh 1933-4-26 237 Placer 3 miles S. Signal Peak. 1829 Comment
  UC480734  Arctostaphylos nevadensis W. C. Blasdale 1923-7-13 Placer top of peak Lake Tahoe Region, Ellis Peak Comment
  UCD21478  Arctostaphylos nevadensis Rex Palmer 1979-5-27 N 81 Placer Headwaters basin area of the North Fork of the American River Comment
  UCR171337  Arctostaphylos nevadensis George K. Helmkamp, E. A. Helmkamp 2005-10-1 9977 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
  CAS-BOT-BC42104  Arctostaphylos patula W. R. Dudley 1900-6-29 s.n. Placer Tahoe City Comment
  CAS-BOT-BC42105  Arctostaphylos patula Alice Eastwood 1912-6-15 492 Placer Lake Tahoe Region - Deer Park Comment
  UC567005  Arctostaphylos patula R. W. Lundh and J. E. Sowder 1933-4-20 51 Placer 3 1/2 mi sw Blue Canyon (above railroad); Colfax Quadrangle 1371 Comment
  UC82952  Arctostaphylos patula Katharine Brandegee 1889-7-1 Placer Blue Canyon Comment
  UCSB57988  Arctostaphylos patula Wallace, Gary; Thorne, Robert; DeBuhr, L.; Tatsuno, A. 1975-4-13 Placer Sierra Nevada, Baxter exit off Hwy. 80 between Alta and Blue Can.; T6N, R11E, Sec. 31 1207 Comment
  UCD53447  Arctostaphylos patula subsp. patula Gary D. Wallace; R. F. Thorne, L. DeBuhr, A. Tatsuno 1975-4-13 1420 Placer Sierra Nevada; Baxter exit off Hwy. 80 between Alta and Blue Can. 1207 Comment
Read comments
Jul 23 2017
  UCD52816  Arctostaphylos viscida D. H. Hartmann 1941-10-11 s.n. Placer 4 mi. west of Auburn. Comment
  SEINET7268722  Arctostaphylos viscida C. Bell 1962-3-17 37 Placer 2 miles east of Auburn, above north fork of American River 244 Comment
  RSA123205  Arctostaphylos viscida subsp. viscida N. H. French 1933-8-24 94 Placer Mosquito Ridge. 1524 Comment
  RSA254297  Arctostaphylos viscida subsp. viscida Gary D. Wallace, R. F. Thorne, L. DeBuhr, A. Tatsuno 1975-4-13 1422 Placer Sierra Nevada, Baxter exit off Hwy. 80 between Alta and Blue Can. 1207 Comment
  RSA306168  Arctostaphylos viscida subsp. viscida Fay A. MacFadden 1934-3-25 12411 Placer Dutch Flat. 1067 Comment
  RSA637014  Arctostaphylos viscida subsp. viscida Jon E. Keeley 1993-9-13 24919 Placer Forest Hill Road, 11 km west of Forest Hill, northeast of Auburn. 700 Comment
  RSA637016  Arctostaphylos viscida subsp. viscida Jon E. Keeley 1993-9-13 24911 Placer Forest Hill Road, 13 km west of Forest Hill, northeast of Auburn. 590 Comment
  RSA637019  Arctostaphylos viscida subsp. viscida Jon E. Keeley 1993-9-13 24925 Placer Forest Hill Road, 11 km west of Forest Hill, northeast of Auburn. 700 Comment
  RSA637020  Arctostaphylos viscida subsp. viscida Jon E. Keeley 1993-9-13 24927 Placer Forest Hill Road, 23 km west of Forest Hill, northeast of Auburn. 450 Comment
  UC852450  Arenaria congesta var. suffrutescens A. A. Heller 1917-6-19 12741 Placer Emigrant Gap 1615 Comment
  JEPS72319  Arenaria kingii var. glabrescens Gladys L. Smith 1972-6-20 3207 Placer about terminus of summit chairlift Ward Peak 2621 Comment
  JEPS59462  Arenaria kingii var. glabrescens Ezra Brainerd and Viola B. Baird 1915-7-15 198 Placer Sierra Nevada Mts. 2298 Comment
  CAS-BOT-BC137568  Aristida oligantha Catherine Best 1984-8-11 1031 Placer Sierra Nevada. South Campground Camp Far West Reservoir. 91 Comment
  SACT000296  Aristida oligantha Josephine Van Ess 1982-9-3 Placer Collected about 1 mile west of Fiddyment Road on Tributary; near old streambank, edge of ditch 27.4 Comment
  CAS-BOT-BC400409  Aristolochia californica J. W. Congdon 1894-4-4 s.n. Placer Auburn Comment
  SCFS1049  Arnica E. Krimmel, F. Felix 2014-8-7 Placer North Fork American River, Headwaters Basin, Needle Lake Comment
  JEPS126316  Arnica chamissonis Steve Matson 1997-6-1 344 Placer Tahoe north shore; Snow Creek Watershed, Tahoe Vista/Kings Beach; Main meadow within sight of Highway 28. Comment
  UCD44624  Arnica chamissonis C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 1990 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  CAS-BOT-BC82206  Arnica chamissonis C. F. Sonne 1884-7-23 189 Placer Meadow near Mill on Truckee River Comment
  POM252782A  Arnica ciliaris C. F. Sonne 1896-8-2 s.n. Placer Tahoe Comment
  UC892075  Arnica cordifolia Alice Eastwood Jun 15 1912-Jun 19 1912 450 Placer Tahoe City Lake Tahoe Region Comment
  POM51369  Arnica dealbata C. F. Sonne 1895-7-14 s.n. Placer Near Pole Creek on Truckee River. Comment
  UC193461  Arnica nevadensis C. F. Sonne 1885-7-12 Placer n of Tinkers Knob; Anderson's Peak Comment
  UC65331  Arnica nevadensis P. B. Kennedy and S. B. Doten 1901-8-10 274 Placer Devils Cliff (summit of) Summit Soda Springs Comment
  POM31362  Arnica parryi subsp. sonnei Marcus E. Jones 1902-9-1 s.n. Placer Alta Comment
  UCD36674  Arrhenatherum elatius Beecher Crampton 1955-6-15 2913 Placer Placer County, 0.5 mile north of Forest Hill, on road to Yankee Jims. Comment
  UCD56023  Arrhenatherum elatius Beecher Crampton 1955-6-15 2913 Placer 1/2 mile north of Forest Hill. 975 Comment
  SEINET6775244 Image available Artemisia arbuscula L. Asche 1972-9-9 s.n. Placer Basin Peak Comment
  CAS-BOT-BC85016  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
  CDA16795  Artemisia arbuscula subsp. thermopola G. F. Hrusa, J. Glazner 2001-7-15 15934 Placer Sierra Nevada; N side at summit of Crows Nest Pk. immed. W of Sugarbowl. 2377 Comment
  CHSC112136  Artemisia arbuscula subsp. thermopola Dean Wm. Taylor 2013-7-7 21400 b Placer Tinker Knob, east flank (approached from the jeep road along the ridge to the northeast). 2650 Comment
  UCD21694  Artemisia ludoviciana Beth Lowe Corbin 1982-8-5 254 Placer Onion Creek campground. 1841 Comment
  UC193453  Artemisia spiciformis C. F. Sonne 1888-9-9 Placer on Truckee River; Bear Valley Comment
Read comments
Apr 3 2021
  SEINET178467  Asclepias cordifolia Unknown 1882-6-30 2802 Placer Emigrant Gap. Comment
  UCD121256  Asclepias cordifolia Dr. Isabel McCracken 1935-6-2 s.n. Placer Near Auburn. Comment
  JEPS82186  Asclepias cordifolia Wilma Follette 1975-7-14 Placer trailhead to Five Lakes Comment
  UCD121370  Asclepias speciosa C. J. W. 1913-7-2 176 Placer Emigrant Gap. Comment
  CAS-BOT-BC69577  Aspidotis densa Emily K. Mcpherson 1976-9-19 76- 27 -3 Placer Middle Fork of the American River. 1828 Comment
  CAS-BOT-BC99220  Aster Peter Rubtzoff 1976-9-18 8844 Placer Lake Van Norden, south side of lake - Sierra Nevada 2063 Comment
  CHSC73635  Aster alpigenus var. andersonii L. P. Janeway; Eric Schroder 1998-9-16 6318 Placer Lake Tahoe Basin Management Unit - National Forest. Western border of Lily Lake; head of McKinney Creek, about 3.7 mi southwest of Lake Tahoe. 2164 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
  RSA531308  Aster breweri Walter Wisura, Tom Hayduk, Q. Junzhuan 1991-8-22 4547 Placer Squaw Valley, beyond upper cable car stn. Comment
  CDA16055  Aster eatonii G. F. Hrusa, J. Glazner 2000-9-3 15683 A Placer Sierra Nevada; Sugar Bowl Ridge, immediately to W of proposed Crow's Nest ski run. 2164 Comment
  UCR209725  Aster foliaceus var. parryi George K. Helmkamp, E. A. Helmkamp 2009-8-12 15434 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
  UCR209735  Aster foliaceus var. parryi George K. Helmkamp, E. A. Helmkamp 2009-8-12 15429 Placer Sierra Nevada Mountains, Forest Hill Road, 20.5 miles northeast of the city of Foresthill 1662 Comment
  CDA13698  Aster integrifolius G. F. Hrusa, J. Glazner 1997-8-3 14058 Placer Sierra Nevada; Corner of Hwy 89 & Squaw Valley Rd. Comment
  POM58879  Aster integrifolius C. F. Sonne 1897-08 12382 Placer Canyons above Coldstream Comment
  RSA249497  Aster occidentalis John F. Emmel 1971-8-21 380 Placer 0.2 air miles ENE of north end of lake Mary, Donner Pass, Sierra Nevada 2149 Comment
  UCR201902  Aster occidentalis var. occidentalis George K. Helmkamp, E. A. Helmkamp 2008-8-20 14031 Placer Northern Sierra Nevada Mountains, Soda Springs Road, 1.9 miles south of its junction with Donner Pass Road and beside (completely dry) Serena Creek 2107 Comment
  UCR231862  Aster oregonensis George K. Helmkamp, E. A. Helmkamp 2010-10-16 17024 Placer Northern Sierra Nevada Mountains Foothills, along Forest Route 24 at Parker Flat and beside Forbes Creek, 1.9 miles east (airline) of the Sugar Pine Reservoir dam 1180 Comment
  UCR146921  Aster oregonensis subsp. californicus Beecher Crampton 1961-9-27 6020 Placer Sierra Nevada Mountains, Blue Canyon, railroad right-of-way 1431 Comment
  SCFS1173  Asteraceae E. Krimmel, Michael Hamilton 2013-8-1 Placer NFAm. Drying creek bed at Chickering. Comment
  POM19452  Astragalus austiniae C. F. Sonne 1897-7-18 s.n. Placer Tinkers Knob. 2744 Comment
  CAS-BOT-BC178757  Astragalus canadensis var. brevidens A. A. Heller 1917-8-13 12904 Placer Near Summit hotel in granite. 2133 Comment
  SEINET948208  Astragalus cicer M. F. Wojciechowski 1997-1 731 -dupl. Placer Under Hirshdale Rd. overpass on Interstate-80 at junction with Truckee River. Comment
  UCD22021  Astragalus whitneyi Rex Palmer 1979-6-9 N 137 Placer Headwaters basin area of the North Fork of the American River 2438 Comment
  JEPS71956  Astragalus whitneyi var. lenophyllus Gladys L. Smith 1972-6-20 3216 Placer Ward Peak 2621 Comment
  UCD38680  Asyneuma prenanthoides Beecher Crampton 1956-7-17 3730 Placer Blue Canyon. 1432 Comment
  UCD66825  Asyneuma prenanthoides Beecher Crampton 1956-7-17 3730 Placer Blue Canyon. 1432 Comment
  RSA693559  Athyrium filix-femina subsp. cyclosorum Elizabeth Flint 1923-1 60 Placer Blue Canyon, along stream 1372 Comment
  SEINET11193207  Athysanus pusillus F. Martin 1962-3-16 74 Placer Above the North Fork Yuba River, 2 miles E of Auburn. 274 Comment
  SEINET5340474  Athysanus pusillus F. Brunetti 1962-3-7 s.n. Placer 2 miles east of Auburn, above north Fork American River. 274 Comment
  SACT000366  Avena barbata Josephine Van Ess 1975-5-15 Placer collected along path from homestead site. 91.5 Comment
  CAS-BOT-BC100093  Balsamorhiza sagittata Alice Eastwood 1909-1 262 Placer Deer Park Comment
  RSA0035849  Barbarea orthoceras George K. Helmkamp, Mary Alice Barnes 2013-4-18 20349 Placer Yankee Jim Road, 0.9 mile east of its junction with Canyon Way, 4.4 miles SE (167 ) of Colfax 561 Comment
  UC147603  Barbarea orthoceras Harriet A. Walker 1908-6-25 1307 Placer Cisco, Placer Co. 1810 Comment
  UCR191108  Barbarea orthoceras George K. Helmkamp, E. A. Helmkamp 2007-6-12 12319 Placer Northern Sierra Nevada Mountains, Lake Spaulding Road just north of its junction with Hwy CA-20 1610 Comment
  SACT002811  Betula pendula Josephine Van Ess 1977-10-7 Placer Collected in Jaeger Road at Mount Vernon Road the old Teagarden homestead. Abandoned homestead site, grassy slope. 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
  CAS-BOT-BC102055  Bidens frondosa John Thomas Howell 1929-10-4 4427 Placer 1 1/2 miles from Auburn on road to Colfax Comment
  UC912219  Bidens frondosa Herbert L. Mason 1929-10-4 5452 Placer 1.5 mi from Auburn 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
  CHSC73977  Bistorta bistortoides Susi Urie 1998-8-26 98 -106 Placer Lake Tahoe Basin Management Unit - National Forest. Eastern end of Page Meadows; about 1.5 mi west of Lake Tahoe and Sunnyside. 2121 Comment
  JEPS124696 Image available Bistorta bistortoides Virginia Hardham 1965-6-27 24 Placer Meadow to left going S. past Montreal Rd. sigh Hw 89. Comment
  UCR177019  Blennosperma nanum var. nanum George K. Helmkamp, E. A. Helmkamp 2006-2-9 10057 Placer Northern Central Valley, WNW of Loomis along Sierra College Blvd near Clover Valley Road [Del Mar Avenue and Grange Avenue] 122 Comment
  CAS-BOT-BC14254  Boechera pinetorum Alice Eastwood 1909-1-1 s.n. Placer Lake Tahoe Region. Sunnyside. Comment
  JEPS72282  Boechera platysperma Gladys L. Smith and Betsy Wilson 1972-4-27 3132 Placer Ward Peak summit area Ward Peak 2632 Comment
  UC178951  Boechera platysperma Katharine Brandegee Jul 1908 Placer near Cisco 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
  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
  RSA306176  Boykinia major Fay A. MacFadden 1934-8-3 12751 Placer Canyon Creek near Baxter s [alta?] Comment
  SD234516  Boykinia occidentalis G. K. Helmkamp, E. A. Helmkamp 2007-5-30 12191 Placer Northern Sierra Nevada Mountains Foothills: Mosquito Ridge Road, 13.5 miles east of its junction with Forest Hill Road in Foresthill, between Mosquito Ridge Lookout and North Fork of Middle Fork American River. 800 Comment
  POM92046  Boykinia occidentalis Marcus E. Jones 1882-7-3 s.n. Placer Colfax. Comment
  SACT000435  Brachypodium distachyon Michael Baad 1976-6-3 Placer 1.1 miles east of North Fork of American River Bridge; southwest facing slopes; red igneous rock 217.9 Comment
  UCD150482  Brassica nigra James A. Neilson Jr. 1971-7-25 2281 Placer Tahoe Basin, 1/2 mile north of Tahoma. 1920 Comment
  JEPS21077  Brickellia californica L. T. Dempster 1958-8-10 1177 Placer Along banks of American River, near Auburn, 365 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
  SEINET4691389  Brickellia californica George K. Helmkamp, E. A. Helmkamp 2010-1 17015 Placer Northern Sierra Nevada Mountains Foothills: Old Foresthill Road (between CA-49 and new Foresthill Rd), 1.8 miles northeast of junction with CA-49. 250 Comment
  CDA36988  Briza minor CDFA Staff s.n. Placer Dry Creek. 0 Comment
  UCD77140  Brodiaea appendiculata Robert E. Preston 2004-4-25 2221 Placer Ca. 5 mi NW of Roseville, along Fiddyment Rd 32 Comment
  UC618204  Brodiaea appendiculata R. F. Hoover 1939-5-10 4089 Placer Lincoln Comment
  UC1134019  Brodiaea elegans subsp. elegans C. R. Clar 1933-6-4 127 Placer near Newcastle; Sacramento Quadrangle Comment
  UC337863  Brodiaea elegans subsp. elegans unknown June, 1889 Placer near Auburn Comment
  CAS-BOT-BC144326  Bromus W. R. Dudley 1900-6-28 s.n. Placer Tallac. Comment
  SACT000378  Bromus breviaristatus Michael Baad 1976-8-7 Placer transect from Bear Lake to ridge northest of lake overlooking Cothurin Cove to the southwest 2072.0 Comment
  SACT000387  Bromus carinatus D. Meyer 1984-7-8 Placer very moist streambank, beneath bridge. 1440.0 Comment
  CAS-BOT-BC149518  Bromus carinatus var. carinatus L. S. Smith 1925-6-4 1623 Placer Tahoe Forest. Forest Hills. 762 Comment
  UC1131047  Bromus carinatus var. carinatus B. Bolt 1934-7-3 Placer top of Sawtooth Ridge Sawtooth Ridge 1219 Comment
  UCD22242  Bromus carinatus var. carinatus Rex Palmer 1979-7-9 N 448 Placer Headwaters basin area of the North Fork of the American River Comment
  UCD59195  Bromus carinatus var. marginatus Mrs. H. P. Kelley 1916-7-17 s.n. Placer Tallac, Lake Tahoe. Comment
  UCD59225  Bromus carinatus var. marginatus L. S. Smith 1918-6-28 643 Placer Carnelian Bay, Lake Tahoe. Comment
  SACT000530  Bromus diandrus D. Meyer 1983-5-15 Placer field at SE corner. 36.6 Comment
  SACT000667  Bromus diandrus Josephine Van Ess 1975-5-23 Placer South end of upper part of Volcano hill. Orangevale. Comment
  UCD59463  Bromus diandrus A. A. Beetle 1941-5-26 2718 Placer Near Cisco. 914 Comment
  CAS-BOT-BC155063  Bromus hordeaceus John Thomas Howell; Gordon H. True 1972-3-17 7080 Placer Northern outskirts of Lincoln. 48 Comment
  UCD58815  Bromus hordeaceus A. A. Beetle 1941-5-26 2712 Placer Near Cisco. 914 Comment
  UCR176281  Bromus hordeaceus George K. Helmkamp, Elizabeth Helmkamp 2006-5-13 10430 Placer Northern Sierra Nevada foothills, 2.1 mi south of Auburn along Calif. Hwy 49 293 Comment
  SACT000561  Bromus hordeaceus subsp. hordeaceus D. Meyer 1983-4-17 Placer Small drainage ditch, moist sunny exposure 231.648 Comment
  SACT000565  Bromus hordeaceus subsp. hordeaceus Josephine Van Ess 1983-6-18 Placer Shady area 1170.0 Comment
  SACT000553  Bromus inermis D. Meyer 1984-7-21 Placer east of Tahoe City, moist roadside ditch and pine wooded area, dense shade. 1927.0 Comment
  SACT000595  Bromus laevipes Josephine Van Ess 1977-5-20 Placer Garden Bar Rd. collected in woodland area. Shaded slope. Heads nodding. Comment
  UCD59014  Bromus madritensis Beecher Crampton 1955-6-15 2923 Placer 10 miles west of Forest Hill. Comment
  SACT000697  Bromus marginatus D. Meyer 1983-7-30 Placer campground along Truckee River 1853.18 Comment
  CAS-BOT-BC162162  Bromus orcuttianus Catherine Best 1981-8-2 s.n. Placer Sierra Nevada. About 2 miles southwest of French Meadows on the road of Big Meadow. Comment
  SBBG29016  Bromus orcuttianus B. Crampton 1967-7-26 Placer ca. 3 mi NW of Kings Beach, St Hwy 267 2133 Comment
  UC1162317  Bromus orcuttianus R. F. Hoover 1967-9-7 10858 Placer Antone Meadow Comment
  SEINET4404457  Bromus rubens A. Tiehm, M. Williams, E. McPherson, H. Mozingo 1975-1 611 Placer One mile north of Lincoln Comment
  UCD36324  Bromus secalinus Beecher Crampton 1953-5-26 1337 Placer Placer County, 2 miles north of Lincoln, Sunnybrook Farm. Comment
  OBI20099  Bromus sitchensis David J. Keil 1978-7-23 12948 Placer Cisco Grove exit from I-80, just E of Nevada Co. line 1768 Comment
  CAS-BOT-BC161588  Bromus sterilis Saichi Kawahara 1969-7-9 854 Placer Near garden, Mel Henderson Ranch, Indian Creek. 1005 Comment
  SACT000766  Bromus tectorum Michael Baad 1983-5-5 Placer 1.2 miles southeast of Canyon Way descending to North Fork of the American River 548.64 Comment
  SACT000774  Bromus tectorum D. Meyer 1983-6-5 Placer 982.98 Comment
  SACT000772  Bromus tectorum var. tectorum D. Meyer 1983-6-25 Placer 1418.0 Comment
  SACT000796  Bromus vulgaris D. Meyer 1984-7-29 Placer 1414.0 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
  CHSC73531  Calamagrostis canadensis L. P. Janeway; Eric Schroder 1998-9-16 6327 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
  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
  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
  SJSU8208  Callitriche palustris W. Savage 1968-8-2 563 Placer 200 yards E of L Van Norden Comment
  CAS-BOT-BC85754  Calocedrus decurrens G. W. W. 1896-9-1 s.n. Placer Near summit Soda Springs Comment
  UCD132863  Calocedrus decurrens Rolf Y. Berg 1965-1-10 8371 Placer Emigrant Gap Area: Hwy. 20, 2 miles W of junction with Hwy. 40. Comment
  UCR173280  Calochortus albus George K. Helmkamp, Elizabeth Helmkamp 2006-5-13 10447 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
  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
  JEPS111261  Calochortus leichtlinii Steve Matson 2005-7-16 1403 Placer Tahoe west shore, about 900 meters northwest of Barker Pass/PCT trailhead, 200 meters south of where PCT reaches saddle north of Barker Peak; 39.0808 N, 120.2438 W; elevation 8,100 ft. 2468 Comment
  SEINET6165564 Image available Calochortus leichtlinii Unknown 1982-8-5 s.n. Placer Ski area above Tahoe Truckee Rd. Comment
  UC3403  Calochortus leichtlinii Mrs. M. M. Hardy 1893-1 Placer Comment
  SCFS1106  Calochortus minimus E. Krimmel 2013-6-2 Placer Near pond at top of Foresthill Road, near Am. River gorge overlook Comment
  SJSU9954  Calochortus minimus R. L. Fisher 1959-6-26 Placer Yuba Gap, Highway 40 1676 Comment
  SEINET4169894  Calochortus monophyllus L. Constance, J. L. Morrison 1938-4-30 2172 Placer At east edge of Applegate, Sierra Nevada Foothills 610 Comment
  SEINET4169895  Calochortus monophyllus C. L. Hitchcock 1940-5-7 6311 Placer ca. 1 mile west of Baxter Comment
  UC197247  Calochortus monophyllus C. F. Sonne 1891-5-17 Placer Colfax Comment
  CAS-BOT-BC493407  Calochortus monophyllus Wm. Vortriede 1928-4-21 s.n. Placer Placerville hill Comment
  SEINET8197464  Calochortus monophyllus W. Roderick, R. Halliday 1967-6-10 s.n. Placer Hwy 40 at Alta turnoff. 1067 Comment
  SD103951  Calochortus uniflorus J. L. S. S. 1970-5-26 Placer Near Auburn, wet. low, alkaline places. (IPB 3/08) Comment
  SD61090  Calycadenia multiglandulosa Darley F. Howe 1964-7-26 3872 Placer Auburn 365 Comment
  UC194211  Calycadenia multiglandulosa John H. Redfield 1892-8-7 179 Placer Dutch Flat Sierra Nevada, Dutch Flat 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
  CAS-BOT-BC270647  Calycadenia multiglandulosa David D. Keck 1932-6-30 1585 Placer 0.8 mile N of Weimar P.O. 685 Comment
  JEPS7095  Calycadenia multiglandulosa Rimo Bacigalupi with G. L. Stebbins, Daniel Zohary, Howard Stutz, Alex D. Hawkes, Juan Hunziker, 1952-7-19 3849 Placer about 1 1/2 mi n of (and below) Colfax (on grade along road to Iowa Hill, n slope of the canyon of the North Fork of the American River); North Fork of the American River Comment
  UC1137574  Calycadenia truncata B. Bolt 1934-7-22 158 Placer ridge 1/2 mi s Chicken Hawk; Tahoe National Forest, Colfax 1310 Comment
  UC419712  Calycadenia truncata Mrs. H. P. Bracelin 1930-10-12 99 Placer n of Colusa (on Georgetown Road) Comment
  POM29893  Calycadenia truncata subsp. truncata I. E. Diehl 1902-7-7 s.n. Placer Colfax Comment
  OBI20159  Calyptridium monospermum David J. Keil 1978-7-23 12927 Placer Cisco Grove exit from I-80, just E of Nevada Co. line 1768 Comment
  UCD70594  Calyptridium monospermum Martin J. Beran 1994-5-27 19 Placer Lang Crossing of HWY 20, South Fork of Yuba River. 1414 Comment
  SEINET5336320  Calyptridium paniculatum H. A. Walker 1908-6-23 1207 Placer Blue Canyon Station in the Sierra Nevada, Transition Zone. 1470 Comment
  POM71000  Calystegia malacophylla Marcus E. Jones 1882-6-28 s.n. Placer Emigrant Gap. Comment
  CAS-BOT-BC221214  Calystegia malacophylla subsp. malacophylla Marcus E. Jones 1882-6-28 3299 Placer Emigrant Gap Comment
  JEPS31609  Calystegia occidentalis subsp. occidentalis W. H. Shockley June 1886 Placer Auburn Comment
  UC1965419 Image available Calystegia vanzuukiae R. K. Brummitt 2012-6-12 22047 Placer Tahoe National Forest, Western States Trail c. 1 mile from Michigan Bluff Road Comment
  JEPS59465  Camassia quamash subsp. breviflora Ezra Brainerd and Viola B. Baird Jun 26 1915-Jul 5 1915 202 Placer Deer Park; Sierra Nevada Mountains, Deer Park 1920 Comment
  POM67357  Campanula prenanthoides Marcus E. Jones 1900-7-26 s.n. Placer Blue Canyon Comment
  SEINET10463221  Campanula prenanthoides Smith 1925-8-13 Smith 1699 Placer TAHOE FOREST, BELOW PINE NUT MINE, SEC. 17 1829 Comment
  CDA12399  Cardamine breweri G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8527 Ab Placer Lake Tahoe; N side of upper Ward Valley, 4 mi SW of Tahoe City. Comment
  UC186790  Cardamine breweri C. F. Sonne 1888-1 Placer Truckee Comment
  UCR224863  Cardamine pensylvanica George K. Helmkamp, E. A. Helmkamp 2010-4-23 15909 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
  CDA11985  Carex G. F. Hrusa 1995-5-2 12166 Placer Sierra Nevada; Approx. 5 km. beyond Mosquito Ridge Rd. crossing of North Fork of Middle Fork of the American River. Comment
  SDSU11602  Carex angustata D. F. Howe 1971-7-2 4758 Placer Near Lake Tahoe 1829 Comment
  CHSC89003  Carex aquatilis var. aquatilis L. P. Janeway 2004-8-18 8247 Placer Northern High Sierra Nevada. Between Blackwood Canyon Road and Blackwood Creek 2.7 km west from Hwy 89 and west shore of Lake Tahoe. Large meadow complex. 1945 Comment
  CDA15926  Carex athrostachya G. F. Hrusa, J. Glazner 1999-7-17 15177 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. Open to +- closed Pinus jeffreyi, Artemisia tridentata, and Purshia tridentata grading into Abies concolor coniferous forest in vicinity. Clumping on edges of moist, lower part of main drainage. 1889 Comment
  UCD44586  Carex athrostachya C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 1952 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  UCD140156  Carex bolanderi John Thomas Howell 1960-6-17 35491 Placer Lassen Volcanic National Park, Drakesbad. 1676 Comment
  CHSC106519  Carex capitata Peter F. Zika; Steve Matson 2009-8-21 24621 Placer Northern Sierra Nevada Highlands (n SNH). Snow Creek watershed, North Shore of Tahoe Basin, east beyond North Avenue, town of Kings Beach. 1920 Comment
  SEINET7484378 Image available Carex capitata P. F. Zika, Steve Matson 2009-1 24621 Placer Snow Creek watershed, North Shore of Tahoe Basin, east beyond North Avenue, town of Kings Beach, norther Sierra Nevada highlands (n SNH) 1920 Comment
  CAS-BOT-BC20592  Carex douglasii Lewis S. Rose 1944-7-10 44060 Placer Chambers Lodge, Lake Tahoe. 1920 Comment
  POM80902  Carex exserta Marcus E. Jones 1882-6-28 2908 Placer Emigrant Gap. Comment
  OBI49273  Carex feta Lewis S. Rose 1939-6-5 39218 Placer Bear Valley, near Emigrant Gap 1372 Comment
  CAS-BOT-BC20679  Carex fracta John Thomas Howell 1943-7-21 18647 Placer Donner Pass to Mt. Lincoln. Comment
  RSA35081  Carex fracta L. S. Rose 1944-7-10 44043 Placer Quail Lake, 3 miles W of Chambers Lodge Lake Tahoe. 2134 Comment
  SEINET1876647  Carex fracta David Keil 1978-7-23 K- 12946 Placer Cisco Grove exit from I-80, just E of Nevada Co. line Comment
  JEPS73186  Carex heteroneura var. heteroneura Gladys L. Smith 1972-6-18 3147 Placer Alpine Meadows 2072 Comment
  RSA0089809  Carex hoodii Dean Wm. Taylor 2010-8-10 20991 Placer Martis Peak, near the Nevada Line in the headwaters of Juniper Creek. 2508 Comment
  UC830176  Carex jonesii Alice Eastwood Jun 15 1912-Jun 19 1912 472 Placer Tahoe City Lake Tahoe Region Comment
  UCD43944  Carex lenticularis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-9 1310 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  SEINET10715385  Carex lenticularis var. lipocarpa Lewis S. Rose 1944-7-25 Rose 44241 Placer Chambers Lodge, Lake Tahoe. 1920 Comment
  UCD44435  Carex luzulifolia C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1801 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  NY380664  Carex luzulifolia var. strobilantha A. A. Heller 1903-8-17 7187 Placer Above Donner Pass 2286.0 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
  CAS-BOT-BC32062  Carex multicaulis Saichi Kawahara 1969-5-24 877 Placer Mineshaft E of old cabin E bank of Indian Creek, Mel Henderson Ranch. 1002 Comment
  CDA19568  Carex multicaulis M. I. Wibawa, G. F. Hrusa, J. Glazner 2002-5-22 245 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
  UCR66601  Carex multicaulis C. L. Hitchcock 1940-5-7 6309 Placer c. 1 mi west of Baxter. Comment
  UCD74099  Carex multicostata Jennifer W. Burt; Kate Mawdsley, Belinda Lo 2006-7-25 196 Placer Sugarbowl active ski area, off Hwy 80 near Soda Springs - collected from center of 'Trailblazer' ski run. 2156 Comment
  JEPS49029  Carex nebrascensis Leland S. Smith 1927-8-12 2239 Placer Upper Squaw Creek Basin 2286 Comment
  SD480  Carex nebrascensis Jun 1915 73 Placer Donner. Comment
  CAS-BOT-BC119690  Carex nervina Marcus E. Jones 1882-7-1 3533 Placer Emigrant Gap. Comment
  CHSC110729  Carex nervina Dean Wm. Taylor 2010-8-10 20992 Placer Martis Peak, near the Nevada Line in the headwaters of Juniper Creek 2508 Comment
  SEINET13404918  Carex obnupta R. D. Olson 1949-5-14 18 Placer U.S. Highway 40, Roseville City Limit, stream crossing 61 Comment
  UC1133405  Carex pachycarpa N. French 1934-6-21 431 Placer nw end Lake Kid; Tahoe National Forest, Truckee Quadrangle Comment
  CHSC74292  Carex pellita Susi Urie 1998-9-1 98 -188 Placer Lake Tahoe Basin Management Unit, National Forest. Large meadow below Hwy 28, between the highway and Lake Forest Road; about 0.3 mi north of Lake Tahoe. 1908 Comment
  CAS-BOT-BC118342  Carex praegracilis Alice Eastwood; John Thomas Howell 1937-5-8 4363 Placer Between Newcastle and Penryn. Comment
  SEINET7572177 Image available Carex praegracilis Alice Eastwood, John Thomas Howell 1937-5-8 4363 Placer Between Newcastle and Penryn. Comment
  UCD42784  Carex raynoldsii C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-23 150 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  UCD74100  Carex raynoldsii Jennifer W. Burt; Sarah Shannon 2005-7-8 9 Placer PlaVada' abandoned ski area (off Hwy 80 at Kingvale exit) - collected from center of abandoned ski run. 1920 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
  CHSC74307  Carex simulata Susi Urie 1998-9-2 98 -202 Placer Lake Tahoe Basin Management Unit. Large meadow below Hwy 28, between the highway and Lake Forest Road; about 0.2 mi north of Lake Tahoe. 1908 Comment
  SEINET4285927 Image available Carex simulata K. Chung, Matson, S 2009-1 1078 Placer Lake Tahoe, north side Comment
  RSA501133  Carex spectabilis John F. Emmel 1974-7-25 525 Placer Slope 0.3 air mile E of Lake Mary, SE of Donner Pass. 2317 Comment
  SEINET5786888 Image available Carex stipata Marcus E. Jones 1882-1 3533 Placer Emigrant Gap Comment
  CHSC106457  Carex subfusca Peter F. Zika 2010-8-10 25307 Placer Northern Sierra Nevada Highlands (n SNH). Above E shore of Truckee River, Route 89, 12 air km NE of Lake Tahoe, opening in Pinus Jeffreyi. 1810 Comment
  UCD43330  Carex subfusca C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-12 698 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  UCD44466  Carex subfusca C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1832 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  UCR121490  Carex subfusca George K. Helmkamp, E. A. Helmkamp, A. Kerchner 1999-6-29 5022 Placer Northern Sierra Nevada Range, N of Hwy I-80 at west exit to Donner Lake; opening to Negro Canyon 2134 Comment
  UCR191096  Carex subfusca George K. Helmkamp, E. A. Helmkamp 2007-6-12 12324 Placer Northern Sierra Nevada Mountains, Lake Spaulding Road just north of its junction with Hwy CA-20 1610 Comment
  CAS-BOT-BC116559  Carex subfusca Thomas Morley 1940-10-20 82 Placer SE side of Tinker Knob. 2651 Comment
  JEPS74225  Carex subnigricans Gladys L. Smith 1972-8-25 3428 Placer along trail descending cirque, n-facing slope Granite Chief Granite Chief 2590 Comment
  CHSC73342  Carex utriculata L. P. Janeway; Eric Schroder 1998-9-16 6321 Placer Lake Tahoe Basin Management Unit. Western border of Lily Lake; head of McKinney Creek, about 3.7 mi southwest of Lake Tahoe. 2164 Comment
  CHSC74314  Carex utriculata Susi Urie; Eric Schroder 1998-9-12 98 -358 Placer Lake Tahoe Basin Management Unit. Meadow complex on south side of Ward Creek about 1.6 mi west of Lake Tahoe and Sunnyside. 1987 Comment
  UCD43959  Carex utriculata C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-11 1325 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  UCD149412  Carex vesicaria G. Ledyard Stebbins 1976-7-6 7692 b Placer Mountain Meadow. (Exact location unknown. Coordinates estimated by label maker.) Comment
  UC1256291  Carex whitneyi R. K. Gierisch 1969-7-11 3523 Placer Big Bend Tahoe Forest Comment
  CAS-BOT-BC114928  Carex whitneyi L. S. Smith 1928-6-1 2260 Placer Blackwood. 1920 Comment
  JEPS72455  Cassiope mertensiana subsp. californica Gladys L. Smith 1972-8-25 3438 Placer Below cirque, N face Granite Chief. 2575 Comment
  POM132269  Cassiope mertensiana subsp. californica C. F. Sonne 1892-7-31 s.n. Placer Mts. above Coldstream. 2591 Comment
Read comments
Aug 2 2009
  SACT002854  Castanopsis sempervirens Michael Baad 1977-6-1 Placer Collected at trail head. 0.5 km north of Forest Hill Divide Road. 2 km north of Skunk Spring Comment
  CAS-BOT-BC248951  Castilleja Lewis S. Rose 1944-7-10 44050 Placer Chambers Lodge, Lake Tahoe 1920 Comment
  CAS-BOT-BC249698  Castilleja applegatei subsp. pinetorum Alice Eastwood 1912-6-15 359 Placer Deer Park, Lake Tahoe Region Comment
  CAS-BOT-BC249703  Castilleja applegatei subsp. pinetorum Alice Eastwood 1909-1-1 250 Placer Lake Tahoe Region, Deer Park Comment
  JEPS73654  Castilleja applegatei subsp. pinetorum L. R. Heckard with G. L. Stebbins 1973-6-17 3442 Placer about 7 air mi se Emigrant Gap (on summit of Big Valley Bluff); Big Valley Bluff 1920 Comment
  UCR233242  Castilleja applegatei subsp. pinetorum George K. Helmkamp, E. A. Helmkamp 2011-7-9 17690 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 10.8 miles southeast of its junction with Foresthill Road 503 Comment
  SBBG26850  Castilleja lacera C. L. Hitchcock 1940-5-14 6387 Placer Meier Ranch, ca. 6 mi N of Colfax 762 Comment
  UC41911  Castilleja lacera Mrs. M. M. Hardy 1893-1 Placer Emigrant Gap Comment
  JEPS72185  Castilleja lemmonii Gladys L. Smith 1972-6-20 3250 Placer just below Ward Peak Summit 2628 Comment
  SD237608  Castilleja lineariloba G. K. Helmkamp, E. A. Helmkamp 2010-4-23 15915 Placer Sierra Nevada Mountains Foothills: along Salmon Falls Road, 5.6 miles south of its junction with CA-49 at Pilot Hill, 0.65 mile north of the American River crossing (Pilot Hill 7.5'Q) 199 Comment
  JEPS16348  Castilleja miniata Peter H. Raven 1956-8-4 9994 Placer 1.0 mi from Blue Canyon (on the road to Emigrant Gap); Sierra Nevada Comment
  UC1713509  Castilleja miniata Katharine Brandegee Placer Cisco Comment
  UC198555  Castilleja miniata Katharine Brandegee Aug 12 1917-Aug 16 1917 Placer Donner Summit Comment
  UC26448  Castilleja miniata A. M. Carpenter 1893-8 Placer 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
  UCD162605  Castilleja miniata subsp. miniata Steve Matson 1998-6-21 278 Placer nSNH; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; 0.9 miles north of Highway 267; 200 yards east of Boundary Fence , along East Martis Creek. 1780 Comment
  CHSC40980  Castilleja pruinosa J. D. Jokerst 1984-6-23 2068 Placer Canyon of the Middle Fork Feather River in vicinity of road to the Placer County Power Agency powerhouse. 1158 Comment
  POM42519  Castilleja pruinosa Marcus E. Jones 1882-6-27 s.n. Placer Emigrant Gap. Comment
  JEPS88826  Castilleja pruinosa T. I. and F. M. Chuang 1991-6-29 7841 Placer Sugar Pine Reservoir Dam Comment
  JEPS103927  Castilleja subinclusa subsp. subinclusa T. I. and F. M. Chuang 1991-6-29 7839 Placer 3.6 mi SW of Iowa Hill, on road to Iowa Hill. Comment
  JEPS88839  Castilleja subinclusa subsp. subinclusa T. I. and F. M. Chuang 1991-6-29 7839 Placer 3.6 mi sw Iowa Hill (on road to Iowa Hill) Comment
  UCR194930  Castilleja subinclusa subsp. subinclusa George K. Helmkamp, E. A. Helmkamp 2007-5-18 12013 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 2.8 miles southeast of Foresthill 814 Comment
  CDA13687  Castilleja tenuis G. F. Hrusa, J. Glazner 1997-8-3 14047 Placer Sierra Nevada; Corner of Hwy 89 & Squaw Valley Rd. Comment
  JEPS4341  Castilleja tenuis W. L. Jepson 1931-6-16 15929 Placer Tahoe Vista; Lake Tahoe 2042 Comment
  CAS-BOT-BC240285  Ceanothus William Williams 1986-6-15 s.n. Placer Norden. Hill at top of ski lift Comment
  CAS-BOT-BC47796  Ceanothus C. H. M. 1911-11-5 s.n. Placer Colfax Comment
  CAS-BOT-BC47854  Ceanothus cordulatus Brandegee 1889-7-1 7 Placer Donner Comment
  CAS-BOT-BC47855  Ceanothus cordulatus Julia McDonald 1914-6-1 s.n. Placer Homewood Comment
  CAS-BOT-BC47858  Ceanothus cordulatus Alice Eastwood 1909-1-1 s.n. Placer Sunnyside Comment
  CAS-BOT-BC47890  Ceanothus cordulatus Robert M. Rhode; Barbara Nemeth 1997-6-26 168 Placer Lake Tahoe: Blackwood Creek Canyon (c. 4 miles south of Tahoe City), Near Blackwood Creek Canyon Road, Comment
  CAS-BOT-BC48698  Ceanothus cordulatus Brandegee 1899-7-1 9 Placer Donner Comment
  SACT002890  Ceanothus cordulatus James Grove 1977-7-15 Placer 2000.0 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
  SEINET191643  Ceanothus cordulatus L. S. Rose 1941-7-14 41315 Placer Lake Tahoe Chambers Lodge (McKinney) Lake 1900 Comment
  UC662662  Ceanothus cordulatus L. S. Rose 1941-7-14 41315 Placer Chambers Lodge (McKinney) Lake Tahoe 1900 Comment
  UCD22206  Ceanothus cordulatus Rex Palmer 1979-6-21 N 398 Placer Headwaters basin area of the North Fork of the American River Comment
  SACT002903  Ceanothus cuneatus Michael Baad 1976-6-16 Placer Collected on trailhead along road between Robinson Flat Soda Springs. Comment
  SEINET5339255  Ceanothus cuneatus P. A. Lehenbauer 1931-4-22 1548 Placer Above Carnelian Bay, Lake Tahoe Comment
  SEINET5339262  Ceanothus cuneatus H. Holbo 1961-3-31 s.n. Placer N. fork American River 610 Comment
  SEINET5339267  Ceanothus cuneatus C. Bell 1962-3-17 36 Placer 2 mi. east of Auburn; above north fork of American River. 244 Comment
  SEINET5339271  Ceanothus cuneatus D. G. Cooney 1960-4-17 34 Placer Emigrant Gap 914 Comment
  CAS-BOT-BC50752  Ceanothus integerrimus H. E. McMinn 1926-5-28 1741 Placer 10 miles N.W. of Auburn, along highway from Auburn to Grass Valley Comment
  CAS-BOT-BC50757  Ceanothus integerrimus H. E. McMinn 1926-5-28 1741 Placer 10 miles N.W. of Auburn, along highway from Auburn to Grass Valley Comment
  CAS-BOT-BC50762  Ceanothus integerrimus Brandegee 1889-7-1 26 Placer Alta Comment
  CAS-BOT-BC50799  Ceanothus integerrimus Marcus E. Jones 1882-6-28 2656 Placer Emigrant Gap Comment
  RSA399911  Ceanothus integerrimus Wm. Martin 1977-9-10 20277 Placer 2 miles S of Ranger Station, Blue Canyon Creek, Tahoe National Forest. Comment
  UC1070714  Ceanothus integerrimus J. E. Sowder, R. W. Lundh 1933-5-15 29 Placer n slope of Colfax Hill Colfax quad. 822 Comment
  UC1070730  Ceanothus integerrimus G. T. Nordstrom 1934-6-19 113 Placer .5 mi ne Mouth of Monumental Creek; Colfax quad., Tahoe Nat. For. 1463 Comment
  UC338452  Ceanothus integerrimus Lemmon May 1889 Placer Near Blue Canyon Comment
  UCD22724  Ceanothus integerrimus K. A. Bear 1978-5-13 52 Placer 4.1 mi. E. of Foresr Hill Rd. on Mosquito Ridge Rd. Comment
  UCR215980  Ceanothus integerrimus George K. Helmkamp, Amy Barnes 2009-7-12 15184 Placer Sierra Nevada Mountains, along Foresthill Road 10.3 miles northeast of the town of Foresthill 1370 Comment
  SACT002928  Ceanothus integerrimus Stanley Clark 1937-5-1 Placer Native shrub, to 6' tall, flowers white. Comment
  SACT002935  Ceanothus integerrimus var. californicus Josephine Van Ess 1979-5-9 Placer Collected below railroad bridge near highway 49, beside American River. Rocky, sunny river bank, near stream. Comment
  UCR253215  Ceanothus parvifolius George K. Helmkamp, Amy Barnes 2014-4-23 22824 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
  CAS-BOT-BC63353  Ceanothus prostratus Mary Elizabeth Jump 1939-6-11 s.n. Placer Towle, near Alta. Comment
  CAS-BOT-BC63396  Ceanothus prostratus H. E. McMinn 1926-5-29 1709 Placer Along highway 3.1 mi. e. of Crystal Springs. Comment
  OBI10314  Ceanothus prostratus H. E. McMinn, G. Townsley 1941-8-23 5368 Placer 1/8 mi N of Monte Vista on road to Dutch Flat in old orchard Comment
  UCR47952  Ceanothus prostratus Robert E. Sholars 1975-5-4 25 Placer Along Auburn-Foresthill Road, 3 miles west of Foresthill Comment
  RSA0028383  Ceanothus tomentosus Fay A. MacFadden 1934-3-31 12486 Placer Near Monte Vista Inn. Comment
  RSA6523  Ceanothus velutinus Jens Clausen 1932-9-15 48 Placer 2 miles W of Tahoe Tavern on the Truckee road. 1860 Comment
  RSA23385  Ceanothus velutinus subsp. velutinus H. L. Mason 1939-8-3 12200 Placer Squaw Valley 7 miles NW of Tahoe City. 1890 Comment
  CAS-BOT-BC52403  Ceanothus velutinus var. velutinus Dr. W. B. Stephens 1922-7-7 s.n. Placer South of Salmon Lake, crest of ridge Comment
  UCD130016  Centaurea cyanus D. H. Hartmann 1941-6-8 s.n. Placer E. of Auburn, along U.S. #40. 1066 Comment
  CAS-BOT-BC272115  Centaurea cyanus Peter H. Raven 1950-6-26 2409 Placer Along US 40 in the altitude range of Baxter's 1219 Comment
  CDA22561  Centaurea cyanus Preston Neufeld 2008-1-14 PDR# 1379868 Placer Alta, I-80 roadside 0 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
  HSC5245  Centaurea melitensis Paul Shields 1956-6-5 Placer 1 mile NE Auburn Comment
  RSA703907  Centaurium muehlenbergii C. Rose Broome 1978-8-3 2313 Placer Town of Rough and Ready, next to Penn Valley, 29.5 miles east of Marysville on Ca Highway 20; eight miles west of Grass Valley. Comment
  UCD36122  Centaurium tenuiflorum Beecher Crampton 1952-11-9 924 Placer Placer County, 6 miles east of Auburn, 1 mile south of Meadow Vista. 457 Comment
  CAS-BOT-BC288619  Centromadia fitchii J. Clausen 1932-9-16 650 Placer 2.5 miles from Auburn on the Sacramento Rd Comment
  UCD130210  Centromadia pungens R. Tofsrud Date Unknown s.n. Placer County Unknown. Comment
  SEINET6166154  Cephalanthera austiniae M. J. Williams 1984-6-24 84- 62 -2 Placer Skillman Flat Campground, near Highway 20 1341 Comment
  UC538039  Cephalanthera austiniae Miss E. E. Morse 1934-4-2 Placer Towle, Baxter's Camp Comment
  CAS-BOT-BC222947  Cephalanthus occidentalis Carl B. Wolf 1930-10-11 1734 Placer Along Auburn Ravine, 2 miles below Auburn 365 Comment
  CAS-BOT-BC388156  Cerastium fontanum Geo. B. Grant 1906-7-15 6984 Placer Tahoe Tavern Lake Tahoe Comment
  CAS-BOT-BC388351  Cerastium glomeratum John Thomas Howell 1943-7-26 18851 Placer Sugar Bowl nw. of Mt. Lincoln Comment
  NY418580  Cerasus kelloggiana M. E. Jones 1882-6-28 2693 Placer Emigrant Gap. Comment
  SEINET7347793  Cercis canadensis J. Martin 1959-3-20 s.n. Placer 5 miles west of Colfax on US highway 40, then on a secondary road north 2 miles 366 Comment
  POM28572  Cercis occidentalis Marcus E. Jones 1882-7-4 3572 Placer Colfax Comment
  SBBG29887  Cercis occidentalis C. L. Hitchcock 1940-5-14 6411 Placer Meier Ranch, ca. 6 mi N of Colfax 762 Comment
  UC192359  Cercis occidentalis Mrs. M. E. P. Ames 1885-1 2089 Placer Auburn Comment
  UCD164624  Cercis occidentalis Brandi Sorensen 1995-5-17 4 Placer .73 kilometers northwest of Colfax. 671 Comment
  CHSC44856  Chaenactis douglasii var. douglasii Lowell Ahart 1975-8-23 959 Placer Mountain side along the edge of Baker Ranch Soda Springs Road, between Sailor Flat and Robinson Flat, about 15 air miles north-east of Forest Hill. 1828 Comment
  UC1613939  Chaenactis douglasii var. douglasii Charles M. Belshaw 1935-6-8 1006 Placer between Colfax & Gold Run (near Baxter's Hotel); w. side Sierra Nevada Comment
  CAS-BOT-BC283969  Chaenactis glabriuscula var. glabriuscula L. S. Smith 1925-7-14 1680 Placer French Meadows, Tahoe Forest 1828 Comment
  UC894474  Chaenactis glabriuscula var. heterocarpha C. L. Hitchcock 1940-5-15 6405 Placer 6 mi n of Colfax Comment
  CAS-BOT-BC277777  Chaenactis nevadensis Carl Purdy 1927-9-1 s.n. Placer Lincoln Pk Comment
  NY163287  Chaenactis rubricaulis H. A. Walker 1910-6-22 176 Placer Deer Park, in the Sierra Nevada 1970 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
  UC1127941  Chamaebatia foliolosa J. E. Sowder 1933-4-28 58 Placer 2 1/2 mi ne of Colfax 762 Comment
  UCD14630  Chamaebatia foliolosa Deanna Lynn Pfleger 1989-5-20 21 Placer Placer Co.; 30 miles from Auburn, 20-30 ft. off of Mosquito Ridge Road; 707 Comment
  POM90077  Chamaebatia foliolosa I. E. Diehl 1902-7-7 s.n. Placer Colfax Comment
  CHSC45987  Chamaesaracha nana Lowell Ahart 1972-6-28 128 Placer Near the Middle Fork of the American River, south across the river from Ahart Camp, French Meadows. 1524 Comment
  UC103955  Chamaesaracha nana C. F. Sonne Aug 1897 Placer above Coldstream; Sierra Nevada Mountains Comment
  UCR233401  Chamaesaracha nana George K. Helmkamp, E. A. Helmkamp 2011-8-26 18185 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
  CHSC81780  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart 2001-10-10 9347 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
  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
  UC128212  Chamaesyce serpyllifolia Miss Harriet A. Walker 1908-7-25 1390 Placer Cisco 1810 Comment
  UC765106  Chamaesyce serpyllifolia R. F. Hoover 1936-7-31 1587 Placer Lincoln Comment
  RSA685843  Cheilanthes gracillima Fay A. MacFadden 1934-3-30 12534 Placer Placer County: Dutch Flat. Comment
  UCD75755  Cheilanthes gracillima Ellen Dean, M. Starbuck,; K. Mawdsley, G. Harrington, M. Bibbo, J. Poloske 2008-7-20 5223 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
  UC1136397  Chenopodium atrovirens B. Bolt 1934-7-19 147 Placer Tadpole Spring Tahoe National Forest, Colfax Quadrangle (Plot No. 233) 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
  JEPS102593  Chenopodium pumilio Lowell Ahart 2001-10-10 9343 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
  CAS-BOT-BC451417  Chimaphila menziesii Belle R. Jackson 1927-6-1 s.n. Placer Dutch Flat Comment
  UCD57932  Chloris verticillata Beecher Crampton 1967-8-21 8177 Placer Interstate Hwy. 80 E, Cirby Way exit, 1.5 miles southeast Roseville. 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
  UCR215903  Chlorogalum pomeridianum George K. Helmkamp, Amy Barnes 2009-7-12 15172 Placer Sierra Nevada Mountains Foothills, along Foresthill Road at the northeast end of the city of Foresthill 985 Comment
  SBBG57437  Chlorogalum pomeridianum var. pomeridianum M. N. Ackley -Jun-1925 665 Placer Penryn 191 Comment
  CAS-BOT-BC279799  Chondrilla juncea John Thomas Howell; Gordon H. True 1967-6-14 42594 Placer 1 mile ne. of Loomis 121 Comment
  UCD110122  Chrysolepis sempervirens B. Crampton 1956-8-18 3765 Placer 2 miles north of Blue Canyon. 1524 Comment
  UCD110125  Chrysolepis sempervirens Beecher Crampton 1972-9-28 8883 Placer ca. 1 mile east of Baxter. Comment
  UCD21484  Chrysolepis sempervirens Beth Lowe Corbin 1982-8-3 200 Placer Located on hill west of Onion Creek Campground. 1853 Comment
  UCD21709  Chrysothamnus Rex Palmer 1979-6-9 N 139 Placer Headwaters basin area of the North Fork of the American River 2438 Comment
  SD234291  Cirsium occidentale var. californicum G. K. Helmkamp, E. A. Helmkamp 2007-5-30 12200 Placer Northern Sierra Nevada Mountains Foothills: Mosquito Ridge Road, 17 miles east of its junction with Forest Hill Road in Foresthill, NW of Ditch Camp. 963 Comment
  CAS-BOT-BC162649  Clarkia John Thomas Howell; Gordon H. True 1971-5-26 47625 Placer Northern limits of Lincoln 48 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
  UCD104314  Clarkia biloba F. A. MacFadden 1934-7-3 s.n. Placer Near Bear River on road from Dutch Flat. Comment
  POM37817  Clarkia biloba subsp. biloba Marcus E. Jones 1882-7-3 3340 Placer Colfax. Comment
  SEINET3260628 Image available Clarkia biloba subsp. biloba Marcus E. Jones 1882-7-3 3340 Placer Colfax. Comment
  UCD72503  Clarkia biloba subsp. biloba Ellen Dean 2006-5-22 3141 Placer Above north fork of the American River, east of Foresthill Bridge, along Upper Lake Clementine Road nearing the bottom (river end) of the road. 308 Comment
  CHSC98760  Clarkia biloba subsp. brandegeeae Samantha Mackey Hillaire 2007-6-7 1248 Placer North of Colfax, east side of Hwy I-80, north of Long Ravine railroad trestle. Plants along Carpenter Road. 658 Comment
  CAS-BOT-BC163365  Clarkia purpurea subsp. purpurea Gordon H. True 1971-7-2 6863 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
  SEINET3860297  Clarkia purpurea subsp. viminea George K. Helmkamp, E. A. Helmkamp 2010-6-26 16414 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 ENE of Applegate.; 0 476 Comment
  UCD104965  Clarkia purpurea subsp. viminea L. D. Gottlieb 1988-6-29 8838 Placer Iowa Hill Road, E of Colfax, 1.6 miles E of Canyon Road. Comment
  UC422824  Clarkia rhomboidea Milo S. Baker 1904-7-7 Placer Fallen Leaf Lake Comment
  UCD105054  Clarkia unguiculata G. K. Helmkamp; E. A. Helmkamp 2006-6-14 10710 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
Read comments
May 6 2016
  CAS-BOT-BC229138  Claytonia parviflora subsp. grandiflora Peter H. Raven; G. L. Stebbins, Jr. 1952-4-20 4013 Placer North Fork American River south of Auburn near bridge on Rt. 49 213 Comment
  CAS-BOT-BC438831  Claytonia parviflora subsp. parviflora George K. Helmkamp; Mary Alice Barnes 2013-5-3 20476 Placer Foothills, northern Sierra Nevada Mountains: Mosquito Ridge Road, 1.1 miles south of Forest Hill Road. 962 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
  CAS-BOT-BC443633  Claytonia perfoliata subsp. perfoliata Peter H. Raven; G. L. Stebbins, Jr. 1952-4-20 4014 Placer North Fork American River south of Auburn near bridge on Rt. 49 213 Comment
  UCR194965  Claytonia perfoliata subsp. perfoliata George K. Helmkamp, E. A. Helmkamp 2007-5-18 12028 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road near the crossing of the North Fork of the West Fork of the American River; 9.5 miles southeast of Foresthill 439 Comment
  UC1136709  Claytonia rubra subsp. rubra N. French 1934-6-15 412 Placer Scott Hill; Tahoe National Forest, Colfax Quad. 1463 Comment
  UC147596  Claytonia rubra subsp. rubra Harriet A. Walker 1908-6-23 1247 Placer Blue Canyon Comment
  SEINET12087594  Clematis lasiantha Unknown 1937-1 1249 Placer Between Folsom and Auburn, 6.5 mi SE of Loomis, 152 Comment
  HSC95812  Collinsia heterophylla Kevin Thomas 2004-4-10 22 Placer Newcastle Comment
  UCR222552  Collinsia heterophylla George K. Helmkamp, E. A. Helmkamp 2010-4-17 15897 Placer Sierra Nevada Mountains Foothills, Rattlesnake Bar Road, 8.3 miles southwest of its junction with CA-49 near Pilot Hill 308 Comment
  RSA785458  Collinsia tinctoria George K. Helmkamp, E. A. Helmkamp 2010-6-26 16369 Placer junction of Canyon Way and Yankee Jim's Road, east of I-80 between Weimar and Colfax 616 Comment
  SCFS1209  Collinsia torreyi E. Krimmel 2013-6-29 Placer NFAm. Painted Rock Trail. Comment
  UC566097  Collinsia torreyi var. torreyi B. Bolt 1934-7-11 99 Placer Tahoe National Forest, Cascade Lake Cascade Lake; Tahoe National Forest, Cascade Lake 2042 Comment
  UC885527  Collinsia torreyi var. wrightii A. A. Heller 1917-6-17 12722 Placer Cisco 1828 Comment
  UC147635  Collomia heterophylla Harriet A. Walker 1908-6-23 1246 Placer Blue Canyon Comment
  UCD118185  Collomia heterophylla J. M. Tucker 1975-5-24 4351 Placer Ca. 100 yards E of junction of Spring Garden Road with Auburn-Foresthill Road (or 3.7 miles W of Foresthill). 762 Comment
  UCR115099  Collomia heterophylla G. Fred Hrusa 1995-5-20 s.n. Placer 1 km east of Mosquito Ridge Rd. crossing of North Fork of Middle Fork of the American River. Comment
  UCR194957  Collomia heterophylla George K. Helmkamp, E. A. Helmkamp 2007-5-18 12035 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road near the crossing of the North Fork of the West Fork of the American River; 9.5 miles southeast of Foresthill 439 Comment
  SEINET3163558  Collomia linearis G. B. Grant 1906-7-15 P 2 Placer about Lake Tahoe 2438 Comment
  JEPS127511  Collomia tinctoria Steve Matson 2000-6-24 455 Placer nSNH: Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; north side of Highway 267, west of Martis Creek. Comment
  JEPS71068  Collomia tinctoria L. S. Smith 1925-7-14 1680 A Placer French Meadows Tahoe National Forest, Middle Fork American River 1828 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
  SJSU9108  Corallorhiza maculata Robert L. Fisher 1959-6-28 Placer Yuba Gap, Hwy 40, near county line; Placer & Nevada county 1676 Comment
  OBI9584  Cordylanthus tenuis subsp. tenuis Robert F. Hoover 1967-9-5 10828 Placer Carnelian Bay, Lake Tahoe Comment
  SD237614  Cordylanthus tenuis subsp. tenuis G. K. Helmkamp, E. A. Helmkamp 2007-6-27 12629 Placer Sierra Nevada Mountains Foothills: Southeast end of Cisco Grove; along local road just before it passes under Interstate-80 (Cisco Grove 7.5'Q) 1744 Comment
  UCR189638  Cordylanthus tenuis subsp. tenuis George K. Helmkamp, E. A. Helmkamp 2007-7-27 12629 Placer Northern Sierra Nevada Mountains, Southeast end of Cisco Grove; along local road just before it passes under Interstate-80 1744 Comment
  UCR206591  Cordylanthus tenuis subsp. tenuis George K. Helmkamp, E. A. Helmkamp 2009-7-16 15203 Placer Sierra Nevada Mountains, Foresthill Road, 20.3 miles northeast of the city of Foresthill 1704 Comment
  RSA412351  Cordylanthus tenuis subsp. tenuis Wm Vortriede 1928-1 s.n. Placer Lake Tahoe. [El Dorado or Placer County] Comment
  UCSB50194  Cornus nuttallii Gray, John 1976-5-16 Placer On Mosquito Ridge Road; 12 miles east of Forest Hills; T 14N, R 12E, Sec. 30, NW 1/4 975 Comment
Read comments
Nov 9 2015
  SEINET748872  Cornus sericea David Keil 1978-7-23 K- 12931 Placer Cisco Grove exit from I-80, just E of Nevada Co line; Lodgepole pine forest around S fork of Yuba River 1768 Comment
  UCD22323  Cornus sericea subsp. sericea Rex Palmer 1979-6-20 N 315 Placer Headwaters basin area of the North Fork of the American River Comment
  UCD22327  Cornus sericea subsp. sericea Beth Lowe Corbin 1982-8-6 262 Placer 1/8 mile W of Onion Creek Campground. 1844 Comment
  UCR200867  Cornus sericea subsp. sericea George K. Helmkamp, E. A. Helmkamp 2008-9-15 14106 Placer Northern Sierra Navada Mountains, along Foresthill Road 26 miles northeast of the city of Forest Hill 1954 Comment
  CAS-BOT-BC210552  Cornus sessilis Beecher Crampton 1973-10-2 9020 Placer Baxter along Canyon Creek 1219 Comment
  CDA16981  Cornus sessilis G. F. Hrusa, M. I. Wibawa, J. Glazner 2002-5-22 16030 Placer Sierra Nevada; Hughes Mill (site) above Foresthill. 1066 Comment
  JEPS126259  Corydalis caseana subsp. caseana Steve Matson 2002-5-26 636 Placer Tahoe north shore; above Tahoe City; south side of Antone Meadows. Comment
  UCD72956  Corydalis caseana subsp. caseana Albert Grigarick 2008-6-17 15 Placer Vicinity of Cabin Creek Rd., west of Hwy. 89, SE of Donner Lake. Driving directions: Int. 80 east to Hwy. 89 south to Cabin Creek Rd.; rt. turn on paved road and continue to 1st left turn on dirt road; stay left for 0.6 mi.; first turn off to left after crossing Cabin Crk. 1908 Comment
  UC120135  Corydalis caseana subsp. caseana C. F. Sonne 1895-7-27 Placer ravines on Truckee R. Truckee R. Comment
  UCD110087  Corylus cornuta subsp. californica D. Sanchez-Mata; P. Rodriguez-Rojo 1997-8-6 s.n. Placer Michigan Bluff-Forest Hill. Michigan Bluff Road. 1070 Comment
  CDA36989  Crassula connata CDFA Staff 1998-4-22 s.n. Placer Dry Creek. 0 Comment
  JEPS71825  Crepis occidentalis Gladys L. Smith 1972-6-20 3222 Placer steep exposed ridge from chairlift terminus to ultimate summit peak; Ward Peak 2632 Comment
  POM17642  Crepis occidentalis subsp. conjuncta Marcus E. Jones 1882-6-30 2784 Placer Emigrant Gap. Comment
  CDA15957  Crepis pleurocarpa G. F. Hrusa, J. Glazner 1999-7-17 15143 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  POM17651  Crepis pleurocarpa Marcus E. Jones 1882-6-30 s.n. Placer Emigrant Gap. Comment
  CDA15982  Cryptantha affinis G. F. Hrusa, J. Glazner 1999-7-17 15184 c Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  UC112808  Cryptantha affinis Katharine Brandegee Placer near Cape Horn Comment
  UC78514 Image available Cryptantha affinis C. F. Sonne 1886-7-4 Placer Truckee River Sierra Nevada Mountains Comment
  UCR218126  Cryptantha intermedia George K. Helmkamp, E. A. Helmkamp 2010-6-26 16401 Placer Sierra Nevada Mountains Foothills, Yankee Jim's Road in Bunch Canyon, 0.5 mile southeast of its junction with Canyon Way 591 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
  SEINET11266516  Cryptantha torreyana Kaye H. Thorne, J. Chandler 1987-6-26 5418 Placer C.A Hwy 267, 3.2 mi s of Brockway Summit.; 0 Comment
  JEPS126402  Cryptantha torreyana var. torreyana Steve Matson 1998-7-12 337 Placer nSNH; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; north of Highway 267. Comment
  UC1874970  Cryptogramma acrostichoides Ruth Kirkpatrick 2001-7-16 1061 Placer Junction of Hwy 20 with Sierra Discovery Trail, 3 mi E of Hwy 80. 1421 Comment
  SEINET6429205  Cryptogramma acrostichoides A. A. Heller 1909-7-16 9837 Placer Summit 2134 Comment
  UCD22386  Cuscuta californica Beth Lowe Corbin 1982-8-17 358 Placer 2 2/3 miles WSW of The Cedars. NW facing slope, 15% incline. Full sun. Occasional. Rocky outcrop in montane chaparral. Stems pale orange, flowers white, anthers orange. 1938 Comment
  JEPS126373  Cuscuta californica var. californica Steve Matson 2003-9-6 952 Placer nSNH: Truckee River watershed, SW of Truckee; Alpine Meadows Ski Area 50 yards SE of Kangaroo Chairlift to tower. Comment
  CDA5327  Cyclospermum leptophyllum Dosch 1943-7-6 Placer Roseville. 0 Comment
  UCD21634  Cymopterus terebinthinus Rex Palmer 1979-6-20 N 348 Placer Headwaters basin area of the North Fork of the American River Comment
  UCD126487  Cymopterus terebinthinus var. californicus Rex Palmer 1979-6-21 N 418 Placer Headwaters basin area of the North Fork of the American River Comment
  UCD21673  Cymopterus terebinthinus var. californicus Beth Lowe Corbin 1982-8-4 235 Placer 1 1/8 mile NNW of Onion Creek campground. In rocky, fine, sandy soil. Flowers yellowish. Plant ill smelling. Full sun. East facing slope, 20% incline. Common. 2194 Comment
  SEINET12568146  Cynoglossum grande F. Brunetti 1962-3-17 s.n. Placer Above North Fork of American River, 2 miles E of Auburn. 274 Comment
  UC193939  Cynoglossum occidentale C. F. Sonne 1887-7-10 Placer between Truckee and Tahoe (on rd. to Tahoe) Comment
  SACT000851  Cynosurus echinatus Michael Baad 1983-5-5 Placer On Yankee Jim Road. South side of River. Comment
  SACT000855  Cynosurus echinatus D. Meyer 1983-6-5 Placer On turn-off along roadside. 487.68 Comment
  CAS-BOT-BC114547  Cyperus eragrostis Mrs. H. C. Cantelow 1938-7-2 2260 Placer 8 mi. N of Auburn. Comment
  CAS-BOT-BC114263  Cyperus esculentus Peter H. Raven 1954-8-27 7960 Placer Week in an orchard, Penryn. Comment
  SDSU11702  Cyperus niger D. F Howe 1960-9-18 2973 Placer 4 miles north of Auburn, Place Co. 518 Comment
  CAS-BOT-BC113818  Cyperus niger var. capitatus LeRoy Abrams 1917-9-15 6757 Placer 3-5 mi. above 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
  UCD141135  Cyperus rotundus F. E. Kayo 1932-4-1 s.n. Placer Penryn. Comment
  SACT000877  Dactylis glomerata 1925-5-29 Placer No determiner/collector listed. Comment
  UCD137987  Damasonium californicum Lynn Gould 1962-4-17 49 Placer 6 miles west of Roseville, on P.F.E. Road. Comment
  RSA183469  Damasonium californicum Lynn Gould 1962-4-17 49 Placer 6 miles W of Roseville on P.F.E. Road. Comment
  SACT000882  Danthonia californica D. Meyer 1984-7-8 Placer 0.4 km from I80, exposed hillside, east facing slope. 1290.0 Comment
  SACT000888  Danthonia californica D. Meyer 1983-7-30 Placer Moist areas on both sides of road. 2072.64 Comment
  UCD61008  Danthonia californica var. americana E. Wilson 1935-8-11 s. n. Placer Cisco Grove. Comment
  UCR151943  Danthonia californica var. americana Beecher Crampton 1964-7-21 7117 Placer Sierra Nevada Mtns, 0.5 mile WNW of Cisco Grove on US Hwy 40 1707 Comment
  CAS-BOT-BC194329  Danthonia unispicata John Thomas Howell 1943-7-22 18699 Placer Summit Valley Comment
  SEINET6647468  Dasiphora fruticosa P. B. Kennedy, S. B. Doten 1901-8-10 275 Placer Summit of Tinker Knob. Comment
  UCD38903  Daucus carota Beecher Crampton 1959-7-23 5426 Placer 6 miles north of Folsom. Comment
  UCR194705  Daucus carota George K. Helmkamp, E. A. Helmkamp 2007-10-28 13104 Placer Sacramento Valley, along Nicolaus Road 5.8 miles west of Lincoln 27 Comment
  UC188660  Delphinium glaucum C. F. Sonne 1886-8-15 a Placer canyon above Kneeland's Mill Comment
  JEPS23399  Delphinium gracilentum Leland S. Smith 1925-6-3 1619 Placer Yankee Jims, on Forest Hill divide, about 2 miles due west of Forest Hill; Tahoe National Forest 1584 Comment
  LA207408  Delphinium hansenii H. Lewis; Carl Epling 1941-5-24 sn Placer Auburn Comment
  CAS-BOT-BC116095  Delphinium nuttallianum A. A. Heller 1919-7-26 13311 Placer Summit meadows west of Donner Pass. 2072 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
  UCD22180  Delphinium nuttallianum Rex Palmer 1979-7-22 N 607 Placer Headwaters basin area of the North Fork of the American River Comment
  UCD22185  Delphinium nuttallianum Rex Palmer 1979-7-25 N 697 Placer Headwaters basin area of the North Fork of the American River Comment
  CAS-BOT-BC116438  Delphinium patens subsp. patens C. L. Hitchcock 1940-5-7 6334 Placer ca. 1 mile west of Baxter Comment
  POM253160  Dendromecon rigida A. A. Heller 1938-7-2 15235 Placer Along the highway near the Indian Creek bridge just north of Quincy . 1098 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
  SACT000914  Deschampsia danthonioides Michael Baad 1983-7-11 Placer 3.5 miles southeast of Emigrant Gap and continuing towards Black Mountain to the west edge. Starting .1 mile south off Black Mountain Road. 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
  UCD44010  Deschampsia danthonioides C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-11 1376 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  UCD63005  Deschampsia danthonioides Beecher Crampton 1957-5-7 3990 Placer 2 miles north of Lincoln. Comment
  CAS-BOT-BC201880  Deschampsia elongata Saichi Kawahara 1969-7-6 1419 Placer West of old cabin; Mel Henderson Ranch, Indian Creek 999 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
  SACT000943  Deschampsia elongata D. Meyer 1983-8-7 Placer 1879.0 Comment
  SACT000955  Deschampsia elongata D. Meyer 1983-10-22 Placer From the base of Searchlight chairlift to the base of Olympic Lady chairlift downhill ski lift area. 2121.0 Comment
  SD103538  Deschampsia elongata Darley Howe 1978-7-15 5076 Placer Along state highway 20; 29 miles west of Truckee 1646 Comment
  UCR270996  Descurainia incana John F. Emmel 2002-6-23 1757 Placer Sierra Nevada Mountains, northern Lake Tahoe region, Middle Martis Creek 2195 Comment
  UCSB32011  Descurainia incisa 1885-06 Placer Sierra Nevada Mountains Comment
  JEPS111265  Dianthus armeria subsp. armeria Steve Matson 2005-9-11 1523 Placer Tahoe Basin, North Shore, Snow Creek Watershed, Kings Beach. Along Pine Nut Ave. 39.2471 N, 120.0388 W ; elevation 6360 ft. 1938 Comment
  RSA755333  Dicentra formosa George K. Helmkamp, E. A. Helmkamp 2009-4-22 14568 Placer town of Foresthill, along Forest Hill Road 988 Comment
  UCR115101  Dicentra formosa G. Fred Hrusa 1995-5-20 12165 Placer Sierra Nevada Mtns., Mosquito Ridge Road, c. 5 km beyond crossing of North Fork of Middle Fork of the American River. 700 Comment
  CAS-BOT-BC402451  Dicentra formosa subsp. formosa Marcus E. Jones 1882-6-28 3302 Placer Emigrant Gap Comment
  UCD95503  Dicentra formosa subsp. formosa A. S. Crafts 1926-5-1 798 Placer American River Canyon Comment
  CAS-BOT-BC402448  Dicentra formosa subsp. formosa Amelie Blyth 1952-5-11 9 -7 Placer About 4 miles west of Iowa Hill, on road from Colfax 762 Comment
  SEINET5339625  Dicentra uniflora P. A. Lehenbauer 1931-4-22 1494 Placer Above Carnelian Bay. Comment
  CAS-BOT-BC483625  Dichelostemma capitatum Kate E. Phelps 1937-5-28 s.n. Placer Applegate Comment
  UCD139188  Dichelostemma capitatum subsp. capitatum Beecher Crampton 1977-4-3 9467 Placer 3.5 miles north of Auburn, just east of Elder's Corner, Dry Creek Road. Comment
  UCR234214  Dichelostemma capitatum subsp. capitatum George K. Helmkamp, E. A. Helmkamp 2011-4-10 17172 Placer Sacramento Valley, along Riosa Road, 2.3 miles east of Sheridan 43 Comment
  RSA333561  Dichelostemma capitatum subsp. capitatum Craig Martz, Richard F. Sannar 1982-3-26 40 Placer E side of State Route 65, 1.5 miles N of Gladding Road intersection, (1.16 miles N of Markham Ravine). 140 Comment
  SEINET8475403  Dichelostemma capitatum subsp. capitatum L. Munker 1962-1 49 Placer Hwy 40, 10 miles W of Auburn. 396 Comment
  SEINET8476446  Dichelostemma capitatum subsp. capitatum J. Elder 1961-3-18 s.n. Placer 5 miles SE of Auburn above American River. 366 Comment
  UCD139198  Dichelostemma capitatum subsp. capitatum Craig P. Martz 1982-3-26 39 Placer On Clark Tunnel Road, 2.1 miles south of intersection with State Highway 193. 274 Comment
  CAS-BOT-BC502642  Dichelostemma multiflorum G. L. Stebbins 1978-5-28 7887 Placer West side of Big Crater 1280 Comment
  POM163321  Dichelostemma multiflorum Rimo C. Bacigalupi 1926-5-29 1507 Placer along Luisslus? Heller Highway, 3 1/2 miles east of Colfax. Comment
  SDSU11640  Dichelostemma multiflorum D. F. Howe 1948-5-20 1899 Placer 457 Comment
  POM109853  Dichelostemma volubile Marcus E. Jones s.n. Placer Auburn Comment
  UCR258182  Digitaria sanguinalis George K. Helmkamp, Elizabeth Helmkamp 2012-10-16 20039 Placer Sierra Nevada Mountains Foothills, city of North Auburn, corner of Locksley Lane and CA-49 384 Comment
  CAS-BOT-BC153786  Diplacus angustatus C. L. Hitchcock 1940-5-14 6397 Placer Meier Ranch, ca. 6 miles north of Colfax 762 Comment
  SEINET14640303  Diplacus kelloggii C. L. Hitchcock 1940-1 6406 Placer 6 mi N of Colfax 762 Comment
  CAS-BOT-BC153697  Diplacus mephiticus Mrs. Marian Campbell 1920-6-26 s.n. Placer Summit Comment
  CAS-BOT-BC151677  Diplacus torreyi Vincent Jones 1919-7-7 s.n. Placer Ridge above Bear Valley Comment
  CAS-BOT-BC151675  Diplacus torreyi W. R. Dudley 1909-8-8 s.n. Placer South Yuba River 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
  CHSC67854  Diplacus tricolor James D. Jokerst 1986-3-19 2598 Placer Johnson Ranch ca. 250 m N of Douglas Blvd. and E of access roads to residents to the north. Comment
  SEINET14196725  Diplacus tricolor D. F. Erskine 1941-4-25 18 Placer 1 mile S of Roseville. 76 Comment
  POM109259  Disporum hookeri var. hookeri Marcus E. Jones 1882-06 s.n. Placer Emigrant Gap. Comment
  UCD37040  Distichlis spicata Beecher Crampton 1956-7-17 3721 Placer Placer County, Blue Canyon. 1432 Comment
  RSA789880  Dittrichia graveolens George K. Helmkamp, E. A. Helmkamp 2011-11-28 18480 Placer Along Placer CA-193 (Lincoln-Newcastle Hwy), 2.0 miles east of East Street in Lincoln, near Stagecoach Ln. 125 Comment
  CAS-BOT-BC136198  Dodecatheon alpinum Alice Eastwood 1912-6-15 409 Placer Deer Park - Lake Tahoe Region Comment
  SEINET8561952  Dodecatheon hendersonii R. L. Smith 1942-4-3 11 Placer 10 miles E of Roseville. 152 Comment
  HSC29520  Downingia bicornuta C. B. Wolf 1937-5-12 8615 Placer Near Lincoln. 46 Comment
  JEPS108482  Downingia bicornuta var. picta Lisa Schultheis 1995-5-22 167 -95 Placer MacClellan Air Force Basee Lincoln antennae site. N of Sacramento. N of Moore Rd. and W of Dowd Rd. Comment
  RSA516594  Downingia ornatissima var. eximia R. C. Bacigalupi, G. Thomas Robbins, Francia Chisaki 1956-4-20 5629 Placer Along Antelope-Roseville road, at Sacramento-Placer Co. line. 43 Comment
  RSA752669  Downingia ornatissima var. ornatissima George K. Helmkamp, E. A. Helmkamp 2008-4-17 13282 Placer Ranch House Road, 0.2 mile southeast of Sheridan 37 Comment
  SD236255  Downingia ornatissima var. ornatissima G. K. Helmkamp, E. A. Helmkamp 2008-4-17 13282 Placer Sacramento Valley: Ranch House Road, 0.2 mile southeast of Sheridan (Lincoln 7.5'Q) 36 Comment
  UCD114911  Draba albertina Robert E. Preston 1984-6-14 461 Placer Ca. 3.2 km W of Sunnyside. Comment
  POM143043  Draba nemorosa C. F. Sonne 1897-7-18 s.n. Placer Tinker s Knob 2744 Comment
  POM143601  Draba paysonii var. treleasei C. F. Sonne 1897-07 s.n. Placer Tinker Knob 2744 Comment
  UC880656  Draperia systyla Marcus E. Jones, A. M. 1882-6-29 2815 Placer Emigrant Gap Comment
  RSA129729  Draperia systyla G. T. Nordstrom 1934-6-19 112 Placer 1/2 mile N.E. of Mouth of Monumental Creek; Colfax 1463 Comment
  SCFS5104  Draperia systyla F. Felix, Erica Krimmel 2013-5-19 21 Placer North Fork American River, 0.5 mile east Heath Falls overlook, on trail Comment
  UC859905  Drymocallis glandulosa var. reflexa A. A. Heller 1917-6-16 12681 Placer near Dutch Flat; near Dutch Flat 914 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
  SEINET6691916  Drymocallis lactea var. lactea P. Lehenbauer 1932-6-26 s.n. Placer At origin of Truckee River, south side of Tahoe City Comment
  UCD101885  Dudleya cymosa D. Finley 1998-5-24 5 - Placer 100 feet east of Confluence Brdige, Auburn Confluence State Recreation Area North Side of the road. 304 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
  SEINET242427 Image available Echinochloa oryzoides Joel Kitzmiller 1976-6-24 Placer Pleasant Grove. Growing in rice crop Comment
  UCD138102  Egeria densa W. B. McHenry 1961-7-31 s.n. Placer Reservoir west of Auburn. Comment
  CAS-BOT-BC113435  Eleocharis bella Saichi Kawahara 1969-7-6 1442 Placer West bank of Indian Creek, Mel Henderson Ranch. 987 Comment
  UC838805  Eleocharis bella Marcus E. Jones 1882-6-20 2905 Placer Emigrant Gap Comment
  UC710554  Eleocharis quinqueflora John Thomas Howell 1943-7-19 18575 Placer Summit Valley 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
  UCD36123  Elymus X hansenii Beecher Crampton 1952-11-9 928 Placer Placer County, 6 miles east of Auburn, 1 mile south of Meadow Vista. 457 Comment
  UCR257602  Elymus caput-medusae George K. Helmkamp, Amy Barnes 2014-3-21 22637 Placer Sacramento Valley, Riosa Road at the east side of its junction with CA-65, just west of Sheridan 33 Comment
  CAS-BOT-BC227592  Elymus elymoides John Thomas Howell 1943-7-25 18815 Placer West side of Donner Pass near Norden 2133 Comment
  UC1132964  Elymus elymoides subsp. elymoides N. French 1934-6-21 430 Placer Kid Lake Tahoe National Forest, Truckee Quadrangle (nw end) 2011 Comment
  UC34008  Elymus elymoides subsp. elymoides C. F. Sonne July 1892 7 Placer Tinkers Knob 2743 Comment
  SACT001076  Elymus glaucus D. Meyer 1983-6-5 Placer Roadside ditch. 829.056 Comment
  SACT001083  Elymus glaucus D. Meyer 1983-7-3 Placer 1152.0 Comment
  SACT001092  Elymus glaucus D. Meyer 1983-6-5 Placer 982.98 Comment
  SACT001109  Elymus glaucus Josephine Van Ess 1977-5-13 Placer Collected near Mount Vernon Road. Shaded roadside bank. 353.7 Comment
  UCD61795  Elymus glaucus Beecher Crampton 1956-7-17 3724 Placer Railroad embankment, Blue Canyon. 1432 Comment
  UCD61821  Elymus glaucus Beecher Crampton 1955-6-15 2896 Placer Shirttail Canyon, 6.5 miles west of Iowa Hill. Comment
  UCD61895  Elymus glaucus R. Tofsrud 1951-7-1 Placer Hwy. 40, above Baxter 3/4 mile below drinking station. Comment
  UCD62278  Elymus glaucus Beecher Crampton 1955-6-15 2903 Placer Roadside, Yankee Jim's. 807 Comment
  UCD75969  Elymus glaucus Ellen Dean, M. Starbuck,; M. Bibbo, J. Poloske 2008-7-20 5254 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. 2099 Comment
  UCD43896  Elymus glaucus subsp. glaucus C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-9 1262 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  UCR218234  Elymus glaucus subsp. glaucus George K. Helmkamp, Mary Alice Barnes & Mary Jane Ganibe 2010-7-2 16436 Placer Sierra Nevada Mountains Foothills, Iowa Hill Road, 1.9 miles southeast of its junction with Canyon Way in Colfax 415 Comment
  UCR240900  Elymus glaucus subsp. glaucus George K. Helmkamp, E. A. Helmkamp 2012-6-19 19213 Placer Northern Sierra Nevada Mountains Foothills, Foresthill Road, 2.6 miles east of its junction with Mosquito Ridge Road in Forest Hill 1052 Comment
  UCD62477  Elymus multisetus Beecher Crampton 1961-9-27 6014 Placer 1 mile west of Cisco Grove. 1706 Comment
  CAS-BOT-BC204399  Elymus trachycaulus subsp. trachycaulus John Thomas Howell 1943-7-19 18578 A Placer Summit Valley Comment
  CHSC73268  Elymus trachycaulus subsp. trachycaulus L. P. Janeway 1998-8-6 5964 Placer Lake Tahoe Basin Management Unit - National Forest. North side of Blackwood Creek, 1.7 mi west of Lake Tahoe. Meadow complex. 1938 Comment
  UCD96751  Enemion occidentale Ted Niehaus 1959-4-19 79 Placer 12 miles northwest of Foresthill on Shirttail Road to Colfax. Comment
  CAS-BOT-BC410298  Enemion occidentale Serena Philips 1915-4-2 s.n. Placer Mountains near Alta Comment
  CHSC74106  Epilobium brachycarpum Susi Urie 1998-8-25 98 -088 Placer Lake Tahoe Basin--National Forest. About 0.2 mi north of Lake Tahoe; meadow complex between Kings Beach and Tahoe Vista. 1901 Comment
  UCD150706  Epilobium brachycarpum James A. Neilson Jr. 1971-7-12 2339 Placer Tahoe Basin, Homewood. 1914 Comment
  UCD21991  Epilobium brachycarpum Beth Lowe Corbin 1982-8-3 203 Placer Onion Creek campground. 1841 Comment
  RSA634231  Epilobium canum subsp. canum Robert M. Rhode, Barbara Nemeth 1995-7-26 1995 -/7 Placer Lake Tahoe: Blackwood Creek Canyon (ca. 4 miles south of Tahoe City). Near Blackwood Creek Canyon Road, about 0.4 mile west of turnoff from Highway 89 1921 Comment
  CAS-BOT-BC171968  Epilobium canum subsp. latifolium Vincent Jones 1919-7-7 s.n. Placer Ridge above Bear Valley Comment
  CAS-BOT-BC171970  Epilobium canum subsp. latifolium A. A. Heller 1917-8-13 12899 Placer Base of a cliff north of Summit Hotel 2164 Comment
  JEPS44034  Epilobium canum subsp. latifolium L. S. Smith 1927-8-12 2220 Placer Squaw Creek and below Tahoe National Forest, Upper basin 2286 Comment
  POM83379  Epilobium canum subsp. latifolium Robert Kessler s.n. Placer Lake Tahoe region Comment
  UC1035660  Epilobium canum subsp. latifolium Marian M. Enzler 1939-9-26 2 Placer on Hwy 49 4 mi from Auburn (Placer-El Dorado Co. line); Junction of North and Middle Forks of American River 198 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
  CHSC81802  Epilobium ciliatum subsp. glandulosum Lowell Ahart 2001-10-10 9355 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. Along river. 1591 Comment
  JEPS103260  Epilobium ciliatum subsp. glandulosum Lowell Ahart 2002-7-22 9891 Placer 50 yards NE 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
  UCR233403  Epilobium ciliatum subsp. glandulosum George K. Helmkamp, E. A. Helmkamp 2011-8-26 18183 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
  CDA13683  Epilobium densiflorum G. F. Hrusa, J. Glazner 1997-8-3 14043 Placer Sierra Nevada; Corner of Hwy 89 & Squaw Valley Rd. Comment
  UCD150695  Epilobium glaberrimum James A. Neilson Jr. 1970-7-18 1562 Placer Tahoe Basin, 2 mi northeast of Tahoe City. 1920 Comment
  UC422954  Epilobium glaberrimum subsp. glaberrimum Miss Helen D. Geis Jun 1 1912-Jul 1 1912 130 a Placer Deer Park Comment
  CHSC74109  Epilobium hallianum Susi Urie 1998-8-28 98 -129 Placer Lake Tahoe Basin--National Forest. Middle of Page Meadows; about 2 mi west of Lake Tahoe and Sunnyside. 2121 Comment
  CHSC74241  Epilobium hallianum Susi Urie 1998-9-4 98 -262 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
  CHSC74851  Epilobium hallianum Susi Urie; Eric Schroder 1998-9-10 98 -320 Placer Lake Tahoe Basin--National Forest. Antone Meadows; along Burton Creek, about 2.1 mi northwest of Lake Tahoe. 2072 Comment
  UCD22090  Epilobium obcordatum Rex Palmer 1979-7-25 N 678 Placer Headwaters basin area of the North Fork of the American River Comment
  SD114120  Epilobium paniculatum Darley F. Howe 1978-7-14 5074 Placer Route 20, 29 miles west of Truckee. 1646 Comment
  UCD150581  Epilobium torreyi James A. Neilson Jr. 1970-8-5 1753 Placer Tahoe Basin, North Ward Valley, section 17. 2194 Comment
  CHSC43305  Equisetum arvense Lowell Ahart 1964-7-3 11 Placer In the middle of the Middle Fork of the American River, about 1 1/2 miles north of Ahart Camp, about 2 miles north of French Meadows Reservoir. 1676 Comment
  CAS-BOT-BC57241  Equisetum laevigatum E. R. Blakley 1960-9-3 3822 Placer Kings Beach, Lake Tahoe 1905 Comment
  RSA727531  Eragrostis L. Ahart 2007-11-13 14599 Placer On the west side of Camp Far West Road, at the north edge of the town of Sheridan. 35 Comment
  UCD64356  Eragrostis pectinacea Beecher Crampton 1967-7-26 8161 Placer 2.5 miles SW of Applegate, Interstate Hwy. 80W, junction of Meadow Vista Road. 487 Comment
  CAS-BOT-BC481927  Eremogone aculeata John H. Thomas; Hazelle A. Thomas 1956-7-21 6108 Placer Sierra Nevada, vicinity of Donner Pass, about 80 mi NE of Sacramento 2377 Comment
  CAS-BOT-BC174292  Eremogone congesta var. suffrutescens G. L. Stebbins 1977-7-1 7734 Placer Above Middle Fork, American River, near Last Chance 1371 Comment
  UCD98127  Eremogone congesta var. suffrutescens G. L. Stebbins Jr. 1970-7-19 7069 Placer along ridge southwest of Duncan Peak Lookout. 2011 Comment
  UCD21708  Ericameria nauseosa Beth Lowe Corbin 1982-8-24 413 Placer 2 1/4 miles south of The Cedars. In rocky, fine sandy soil. Open subalpine talus slope on ridgetop in Red Fir forest. Rounded shrub 1 1/2' high. Flowers yellow. Foliage aromatic. Full sun. SW facing slope, 30% incline. Occasional. 2179 Comment
  SD234803  Ericameria nauseosa var. speciosa G. K. Helmkamp, E. A. Helmkamp 2008-8-20 14029 Placer Northern Sierra Nevada Mountains: Donner Pass Road on the west side of Donner Pass and east of Norden (Norden 7.5'Q) 2149 Comment
  UC194094  Ericameria nauseosa var. speciosa C. F. Sonne 1884-9-14 Placer road to Tahoe Comment
  RSA129816  Ericameria suffruticosa B. Bolt 1934-8-23 196 Placer Divide between Picaune and Grayhorse. 2439 Comment
  RSA417737  Erigeron F. G. Mart 1934-07 s.n. Placer Red Mt. Comment
  OBI20158  Erigeron aliceae David J. Keil 1978-7-23 12925 Placer Cisco Grove exit from I-80, just E of Nevada Co line 1768 Comment
  UC480763  Erigeron barbellulatus W. C. Blasdale 1923-7-27 Placer Tamarack Trail Tahoe Region, Tamarack Trail Comment
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May 22 2013
  JEPS41461  Erigeron breweri var. breweri W. L. Jepson 1918-7-30 7722 Placer Lake Tahoe; Tahoe 1920 Comment
  CAS-BOT-BC294523  Erigeron breweri var. breweri R. F. Hoover 1967-9-6 10849 Placer Kings Beach, Lake Tahoe Comment
  UC1191221  Erigeron coulteri Herbert L. Mason 1939-8-3 12204 Placer n of Lake Tahoe (Squaw Creek Valley); Squaw Creek Valley 1889 Comment
  SJSU6637  Erigeron coulteri H. T. Harvey 1958-8-19 Placer Sugar Bowl about three miles due south of Donner Summit 2164 Comment
  UC65327  Erigeron coulteri P. B. Kennedy and S. B. Doten 1901-8-9 260 Placer summit Soda Springs Comment
  UC895854  Erigeron coulteri A. A. Heller 1917-8-13 12879 Placer 2118 Comment
  CAS-BOT-BC296816  Erigeron divergens Geo. B. Grant No date on label. 7069 Placer Tahoe Tavern Comment
  CAS-BOT-BC300666  Erigeron foliosus var. hartwegii Mary E. Jump 1939-5-15 s.n. Placer Road to Foresthills Comment
  UCR218224  Erigeron foliosus var. hartwegii George K. Helmkamp, E. A. Helmkamp 2010-6-26 16413 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
  UC201316  Erigeron foliosus var. hartwegii A. A. Heller 1917-6-19 12749 Placer hills between Lincoln and Newcastle Comment
  UC896082  Erigeron glacialis var. glacialis A. A. Heller 1917-8-13 12878 Placer Summit Valley 2118 Comment
  UCD21714  Erigeron glacialis var. glacialis Beth Lowe Corbin 1982-8-10 291 Placer 3/4 mile WSW of Onion Creek campground. In fine, sandy and organic soil. Small meadow in White Fir forest. Ray flowers pale purple, disc yellow. Partial sun. SE facing slope, 10% incline. Common. 2023 Comment
  SJSU6632  Erigeron glacialis var. glacialis H. T. Harvey 1958-8-19 Placer Sugar Bowl about 3 mi S of Donner Summit 2164 Comment
  CAS-BOT-BC295212  Erigeron inornatus Alice Eastwood 1909-1-1 269 Placer Lake Tahoe Region. Squaw Creek Comment
  JEPS15643  Erigeron inornatus var. inornatus Rimo Bacigalupi with Aldo Bacigalupi 1952-8-15 3921 Placer along U.S. Highway No. 40, 3 mi e Emigrant Gap 1676 Comment
  SD240858  Erigeron inornatus var. inornatus G. K. Helmkamp, E. A. Helmkamp 2007-8-1 12645 Placer Northern Sierra Nevada Mountains: Donner Pass Road between Donner and Norden, about 0.2 mile east of the Nevada Co. border. 2150 Comment
  UC202221  Erigeron inornatus var. inornatus A. A. Heller 1916-8-13 12895 Placer Summit Station 2133 Comment
  UCR189633  Erigeron inornatus var. inornatus George K. Helmkamp, E. A. Helmkamp 2007-7-27 12628 Placer Northern Sierra Nevada Mountains, Southeast end of Cisco Grove; along local road just before it passes under Interstate-80 1744 Comment
  JEPS16941  Erigeron inornatus var. inornatus Peter H. Raven 1956-8-4 10003 Placer dirt road n of Emigrant Gap 1493 Comment
  UC669306  Erigeron miser Annie M. Alexander and Louise Kellogg 1941-10-5 2647 Placer e slope Donner Pass 1981 Comment
  UCD21885  Erigeron peregrinus var. angustifolius Beth Lowe Corbin 1982-8-10 291 Placer 3/4 mile WSW of Onion Creek campground. In fine, sandy and organic soil. Small meadow in White Fir forest. Ray flowers pale purple, disc yellow. Partila sun. SE facing slope, 10% incline. Common. 2023 Comment
  CAS-BOT-BC216227  Eriodictyon californicum Margaret J. Williams 1984-6-24 84- 65 -2 Placer 0.3 mi in from Hwy 20, on Bowan Lake Road 1524 Comment
  SEINET5495502  Eriodictyon californicum M. J. Williams 1984-6-24 84- 65 -2 Placer 0.3 miles in from HWY 20 on Bowman Lake Rd. 1524 Comment
  CAS-BOT-BC255405  Eriogonum Saichi Kawahara 1969-7-6 1473 Placer Finning Mill Road just south of Sugar Pine Road, Tahoe National Forest 1139 Comment
  SCFS1162  Eriogonum E. Krimmel, F. Felix 2013-7-26 Placer NFAm. Off Foresthill Road. Rocky overlook. Comment
  SEINET5330422  Eriogonum lobbii W. D. Billings 1951-8-12 2142 Placer just W. of highway maint. Sta., Donner Summit, Sierra Nevada, 2195 Comment
  CAS-BOT-BC263699  Eriogonum luteolum var. pedunculatum F. A. Mac Fadden 1934-7-2 s.n. Placer American River, near Rawhide Mine Comment
  CAS-BOT-BC263289  Eriogonum marifolium var. marifolium Alice Eastwood 1912-6-15 425 Placer Deer Park, Lake Tahoe Region Comment
  CAS-BOT-BC263290  Eriogonum marifolium var. marifolium Alice Eastwood 1909-1-1 258 Placer Lake Tahoe Region. Deer Park Comment
  UCR189628  Eriogonum nudum var. deductum George K. Helmkamp, E. A. Helmkamp 2007-7-27 12636 Placer Northern Sierra Nevada Mountains, Southeast end of Cisco Grove; along local road just before it passes under Interstate-80 1744 Comment
  UCR218124  Eriogonum nudum var. oblongifolium George K. Helmkamp, E. A. Helmkamp 2010-6-26 16393 Placer Sierra Nevada Mountains Foothills, Yankee Jim's Road in Bunch Canyon, 0.5 mile southeast of its junction with Canyon Way 591 Comment
  CHSC67681  Eriogonum ovalifolium var. purpureum James D. Jokerst 1986-7-13 2731 Placer Trail from The Cedars, high Sierra Nevada SW of Donner Lake, just below the summit of Needle Peak. Comment
  CAS-BOT-BC258137  Eriogonum prattenianum var. prattenianum G. L. Stebbins 1977-7-1 7735 Placer Above Middle Fork, American River, near Last Chance 1341 Comment
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Aug 6 2017
  CAS-BOT-BC269943  Eriogonum spergulinum var. reddingianum Alice Eastwood 1912-6-15 486 Placer Deer Park, Lake Tahoe Region Comment
  CHSC32006  Eriogonum spergulinum var. reddingianum L. Ahart 1972-7-7 139 Placer French Meadows, on bottom of sandy wash. 1524 Comment
  CHSC73062  Eriogonum spergulinum var. reddingianum L. P. Janeway 1998-8-6 5985 Placer North side of Blackwood Creek, 1.7 mi west of Lake Tahoe. Lake Tahoe Basin Management Unit - National Forest meadow 216,218,219,222. Large, dry, open, gravelly area on the upslope side of the meadow. 1938 Comment
  UC1395167  Eriogonum spergulinum var. reddingianum James L. Reveal 1971-6-23 2478 Placer about 2 mi s Truckee (along California Highway 89, at Granite Flat Camground); Granite Flat Camground Comment
  CAS-BOT-BC265155  Eriogonum umbellatum var. nevadense Vincent Jones 1919-7-7 s.n. Placer Ridge above Bear Valley Comment
  CAS-BOT-BC265157  Eriogonum umbellatum var. nevadense Charlotte Pyle 1978-8-9 s.n. Placer Silver Peak about 1.5 miles NW of Squaw Valley 2438 Comment
  CHSC67683  Eriogonum umbellatum var. nevadense James D. Jokerst 1986-7-13 2714 Placer Trail from The Cedars, SW of Donner Lake, stop along trail S of Middle Fork American River, on bedrock. 1859 Comment
  JEPS126336  Eriogonum umbellatum var. nevadense Steve Matson 1998-7-12 339 Placer nSNH; Martis Valley, about 4 miles SE of Truckee; Martis Creek Wildlife Area; 100 meters south of Martis Dam Road, north of airport creek. Comment
  SEINET9292443  Eriogonum umbellatum var. nevadense Unknown 2000-7-1 15632 Placer Summit Village, Truckee Comment
  SEINET9357592  Eriogonum umbellatum var. nevadense Unknown 1999-7-17 15183 Placer Martis Valley Comment
  CAS-BOT-BC262174  Eriogonum umbellatum var. torreyanum C. F. Sonne 1885-9-27 294 Placer Sierra Nevada Mts. On road to Tahoe near old Shingle Mill, at Squaw Creek Comment
  UCD101506  Eriogonum umbellatum var. torreyanum Tamara Kan 1992-8-1 s.n. Placer on Mt. Disney, just inside boundary of Onion Creek Experimental Forest, at top of south-east facing drainage. 2377 Comment
  CAS-BOT-BC205644  Eriogonum ursinum James R. Shevock 1985-8-9 11334 Placer Western slope of the Northern Sierra Nevada. Tahoe National Forest, Granitie [Granite] Chief Wilderness. Along trail 16E10 in Picayune Valley 2200 Comment
  CAS-BOT-BC262233  Eriogonum ursinum Marcus E. Jones 1882-6-1 s.n. Placer Emigrant Gap Comment
  POM105127  Eriogonum ursinum Marcus E. Jones 1882-06 s.n. Placer Emigrant Gap. Comment
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Sep 7 2010
  SBBG28269  Eriogonum ursinum D. D. Keck 1932-6-30 1576 Placer 1 mi E of Cisco 1798 Comment
  CAS-BOT-BC262227  Eriogonum ursinum David D. Keck 1932-6-30 1576 Placer 1 mile E. of Cisco 1800 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
  SEINET5332157  Eriogonum wrightii var. subscaposum P. B. Kennedy, Samuel Bradford Doten 1901-8-18 421 Placer French Meadows. Comment
  JEPS34505  Eriophyllum lanatum var. grandiflorum L. S. Smith 1925-6-3 1617 Placer along road below Yankee Jim; Tahoe National Forest 746 Comment
  RSA129768  Eriophyllum lanatum var. grandiflorum N. H. French 1934-5-31 382 Placer Mamouth Springs 1677 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
  UCD132212  Eriophyllum lanatum var. grandiflorum G. K. Helmkamp; Elizabeth Helmkamp 2006-5-13 10426 Placer Northern Sierra Nevada Foothills. 2.1 miles south of Auburn along CA Hwy 49. 293 Comment
  CAS-BOT-BC308248  Eriophyllum lanatum var. integrifolium Dr. E. C. Van Dyke 1915-7-1 s.n. Placer Lake Tahoe Region Comment
  CAS-BOT-BC308251  Eriophyllum lanatum var. integrifolium F. Almeda 1993-7-24 7284 Placer About 15 miles SE of Interstate Hwy #80 at Soda Springs on th trail to Upper Sheep Valley, Sierra Nevada 2133 Comment
  CDA12398  Eriophyllum lanatum var. integrifolium G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8526 a Placer Lake Tahoe; Peak at W end of N side of upper Ward Valley, 4 mi SW of Tahoe City. Comment
  JEPS126386  Eriophyllum lanatum var. integrifolium Steve Matson 1997-7-1 6 Placer Tahoe north shore; Snow Creek Watershed, Tahoe Vista/Kings Beach; Middle Fork Snow Creek above golf course along trails. Comment
  JEPS113109  Erodium botrys Lowell Ahart, Brian Williams 2007-4-13 13648 Placer On damp granite soil, 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
  CAS-BOT-BC54319  Erysimum capitatum Alice Eastwood 1912-6-15 398 Placer Lake Tahoe Region. Deer Park. Comment
  UCD43170  Erysimum capitatum C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-20 539 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  UCD83645  Erysimum capitatum Albert Grigarick 2009-9-10 198 Placer Squaw Creek Resort, near base of Cornice II and Headwall lifts. 2286 Comment
  UCR191094  Erysimum capitatum var. capitatum George K. Helmkamp, E. A. Helmkamp 2007-6-12 12329 Placer Northern Sierra Nevada Mountains, Lake Spaulding Road just north of its junction with Hwy CA-20 1610 Comment
  UCR206782  Erysimum capitatum var. capitatum George K. Helmkamp, E. A. Helmkamp 2009-7-16 15214 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
  UCR208278  Erysimum capitatum var. capitatum George K. Helmkamp, E. A. Helmkamp 2009-5-7 14640 Placer Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 13.6 miles east of its junction with Forest Hill Road in Foresthill 771 Comment
  CAS-BOT-BC55093  Erysimum perenne Marcus E. Jones 1882-6-28 2620 Placer Emigrant Gap. Comment
  UC128132  Erysimum perenne Miss Harriet A. Walker 1908-7-25 1421 Placer Cisco 1810 Comment
  CHSC82573  Erythranthe breweri Lowell Ahart 2002-7-22 9900 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
  SEINET14200104  Erythranthe floribunda C. Aarstad, H. Mozingo 1979-4-1 s.n. Placer Eldorado Creek near junction with North Fork of Middle Fork of American River, Mosquito Ridge Road to French Meadows. 518 Comment
  SEINET14293911  Erythranthe guttata D. F. Erskine 1941-4-25 10 Placer 2 miles E of Roseville. 76 Comment
  SEINET8477294  Erythronium californicum H. N. Mozingo, C. Aarstad 1979-4-1 s.n. Placer 4 miles E of Forest Hills on Mosquito Ridge Road along Skunk Creek. 701 Comment
  CAS-BOT-BC505236  Erythronium grandiflorum Elizabeth McClintock; Wayne Roderick 1968-5-17 s. n. Placer Cisco Grove, northern Placer County Comment
  UC843846  Erythronium multiscapideum C. L. Hitchcock 1940-5-7 6310 Placer ca 1 mi w Baxter Comment
  UCR172649  Eschscholzia californica George K. Helmkamp, Elizabeth Helmkamp 2006-4-13 10198 Placer Northern Sierra Nevada Foothills, Forest Hill Road, 2.5 mi east of its junction with Calif. Hwy 49. North side of the middle fork of the American River, NE of Auburn 274 Comment
  UCR238610  Eschscholzia californica George K. Helmkamp, E. A. Helmkamp 2012-3-31 18645 Placer Sacramento Valley, along CA-193, 0.1 mile west of its junction with Sierra College Blvd. 88 Comment
  SEINET5339901  Eschscholzia californica J. Martin 1959-3-20 s.n. Placer 10 miles west of Colfax on US Hw. 40, on a dirt road 1 mile south of Hw 40. 274 Comment
  SEINET5339915  Eschscholzia californica L. Smith 1979-3-30 s.n. Placer 1 1/2 miles NE on Sisley Rd. off of Taylor Rd. in Penryn CA. Comment
  CAS-BOT-BC488340  Eschscholzia lemmonii Beecher Crampton 1985-6-23 9993 a Placer North Shore Lake Tahoe, Stateline Road 1950 Comment
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Jul 13 2018
  CDA24564  Eschscholzia lobbii W. E. Simonds 1960-4-1 Placer Fields north of Folsom. 0 Comment
  CHSC118005  Eucephalus breweri G. K Helmkamp; E. A Helmkamp 2008-9-15 14101 Placer Northern Sierra Nevada Mountains: along Foresthill Road 26 miles northeast of the city of Forest Hill. 1954 Comment
  SD243067  Eucephalus breweri George K. Helmkamp, E. A. Helmkamp 2011-8-26 18164 Placer Northern Sierra Nevada Mountains: Forest Hill Road, 26.1 miles east of its junction with Mesquite Road in the city of Foresthill (Duncan Peak 7.5'Q) 2020 Comment
  UCD142804  Euphorbia serpillifolia G. K. Helmkamp; E. A. Helmkamp 2007-9-14 12952 Placer Northern Sierra Nevada Mountains. Along Mosquito Ridge Road, 0.4 mile east of Foresthill. 942 Comment
  CAS-BOT-BC312160  Eurybia integrifolia Lewis S. Rose 1938-9-14 38264 Placer South Fork of Yuba River, 3 mi. e. of Cisco 1737 Comment
  CHSC73007  Eurybia integrifolia L. P. Janeway 1998-8-6 5978 Placer Lake Tahoe Basin Management Unit - National Forest. North side of Blackwood Creek, 1.7 mi west of Lake Tahoe. 1938 Comment
  UC193542  Eurybia integrifolia C. F. Sonne 1885-8-9 Placer on road to Tahoe Comment
  UCD43311  Eurybia integrifolia C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-12 679 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  CAS-BOT-BC312166  Eurybia radulina Leland S. Smith 1926-5-25 s.n. Placer Mosquito Ridge burnt area, Tahoe National Forest Comment
  UC86935  Eurybia radulina C. F. Sonne 1894-8-1 Placer Truckee, on Truckee River Truckee, Truckee River Comment
  CAS-BOT-BC413874  Fallopia convolvulus Peter H. Raven 1956-8-4 9981 Placer Blue Canyon 1432 Comment
  JEPS111253  Festuca Steve Matson 2005-6-12 1266 Placer Martis Valley, ca 3 miles southeast of Truckee, west of Northstar golfcourse and north of subdivision; close to fenceline; 39.2944 N, 120.1240 W; Elevation 5880 ft. 1792 Comment
  UCD42914  Festuca idahoensis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 282 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  CHSC112167  Festuca occidentalis Dean Wm. Taylor 2013-6-19 21371 Placer Ralston Ridge (ca 15 air miles E of Foresthill), along Forest Road 14N22C about 1.1 mile down from (North of) Forest Road 25 along the ridgecrest. 1482 Comment
  SACT001166  Festuca occidentalis Michael Baad 1983-7-15 Placer Along trail between Hell Hole Guard Station and Cottonwood Creek on northwest side of Hell Hole Reservoir. 1524.0 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
  UC1131989  Festuca occidentalis G. T. Nordstrom 1934-6-21 139 Placer 0.6 mi w Mammoth Sprigns; Tahoe National Forest, Colfax Quad. 1767 Comment
  UCD66115  Festuca occidentalis Beecher Crampton 1958-6-24 4971 Placer 3 miles west of Baxter, Earl Morton Ranch. 1066 Comment
  UCD66120  Festuca occidentalis Beecher Crampton 1955-7-13 2994 Placer US Hwy. 40, 3.5 miles east of Baxter. 1432 Comment
  UCR235383  Festuca occidentalis George K. Helmkamp, E. A. Helmkamp 2012-5-11 18945 Placer Northern Sierra Nevada Mountains Foothills, Finning Mill Road, 1.2 miles north of its junction with Forest Hill Road 1104 Comment
  SACT001172  Festuca ovina D. Meyer 1983-6-25 Placer 1636.0 Comment
  SACT001174  Festuca pacifica Josephine Van Ess 1976-4-14 Placer Sunny slope. 91.5 Comment
  UCR250073  Festuca perennis George K. Helmkamp, Mary Alice Barnes 2013-5-3 20505 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road at the north side of the bridge over West Fork of North Fork American River, 5.2 mi. east (87 deg. ) of Forest Hill 422 Comment
  SACT001178  Festuca pratensis D. Meyer 1983-8-20 Placer Moist roadside meadow, some revegetation after residential construction. 2000.0 Comment
  CHSC74045  Festuca rubra Susi Urie 1998-8-18 98 -071 Placer Lake Tahoe Basin-National Forest. About 0.2 mi north of Lake Tahoe; meadow complex between Kings Beach and Tahoe Vista. 1901 Comment
  SACT001196  Festuca rubra D. Meyer 1983-7-3 Placer 1227.3 Comment
  UC1132003  Festuca rubra H. S. Yates 1936-8-9 5985 Placer 2 mi sw Martis Pk.; Truckee Quad. 2286 Comment
  UCD74212  Festuca trachyphylla Jennifer W. Burt; Kate Mawdsley, Belinda Lo 2006-7-28 225 Placer Sugarbowl active ski area, off Hwy 80 near Soda Springs - collected from center of 'Terrain Park' ski run. 2221 Comment
  SACT001206  Festuca viridula Michael Baad 1976-8-7 Placer 2072.0 Comment
  UCR110999  Festuca viridula George K. Helmkamp, E. A. Helmkamp 1999-6-30 5097 Placer Northern Sierra Nevadas, Soda Springs Road 0.9 mi south of Donner Pass Road, approaching Ice Lakes. 2104 Comment
  UCR234162  Filago gallica George K. Helmkamp, E. A. Helmkamp 2011-4-10 17161 Placer Sacramento Valley, along Riosa Road at the east edge of the village of Sheridan 41 Comment
  CHSC73988  Fragaria virginiana Susi Urie 1998-8-18 98 -078 Placer Lake Tahoe Basin. About 0.2 mi north of Lake Tahoe; large meadow complex between Kings Beach and Tahoe Vista. 1901 Comment
  JEPS111210  Fragaria virginiana Steve Matson 2005-7-4 1366 Placer Martis Valley, southeast of Truckee, National Recreation Area, south of Highway 267 and south of Martis Creek on western edge of Northstar subdivision; on trail near stream. 39.2915 N, 120.1352 W: Elevation 5,900 ft. 1798 Comment
  UC481571  Fragaria virginiana subsp. platypetala G. W. Fetters 1929-6-16 Placer Pomin's Pomin's, Lake Tahoe; Lake Tahoe Comment
  CAS-BOT-BC447512  Fragaria virginiana var. platypetala Alice Eastwood 1909-1-1 7 Placer Sunnyside Comment
  SEINET7417536 Image available Frangula californica subsp. californica A. A. Heller 1917-1 12680 Placer near Dutch Flat 914 Comment
  CAS-BOT-BC53550  Frangula californica subsp. tomentella C. Hart Merriam 1911-11-4 s.n. Placer Colfax Comment
  CAS-BOT-BC55782  Frangula rubra subsp. rubra Alice Eastwood 1912-6-15 422 Placer Deer Park, Lake Tahoe region Comment
  UC914306  Fritillaria agrestis Verne Grant, Alva Grant 1946-3-10 7689 Placer w end of Rocklin Rocklin Comment
  CAS-BOT-BC504551  Fritillaria atropurpurea Lewis S. Rose 1940-6-2 40455 Placer Trukee River, 10 mi. n. of Tahoe City 1828 Comment
  CAS-BOT-BC504558  Fritillaria atropurpurea Sherman Chickering 1974-7-8 s.n. Placer Near Soda Spring, Plants of the Sierra Nevada 2590 Comment
  UCD58754  Fritillaria micrantha A. M. Shapiro 2007-4-30 s.n. Placer Drum Powerhouse Road (near Alta). 1005 Comment
  POM260073  Fritillaria recurva C. L. Hitchcock 1940-5-7 6308 Placer 1 mile west of Baxter Comment
  CAS-BOT-BC504444  Fritillaria recurva Serena Philips 1915-4-2 s.n. Placer Near Rocklin Comment
  CHSC3140  Fuchsia hybrida Gary Dutton 1966-4-29 169 Placer Found 228 Donner Ave. Roseville. Comment
  CHSC73991  Galium aparine Susi Urie 1998-8-28 98 -135 Placer Middle of Page Meadows; about 2 mi west of Lake Tahoe and Sunnyside. 2115 Comment
  POM67221  Galium aparine Marcus E. Jones 1882-06 s.n. Placer Emigrant Gap. Comment
  SEINET11587297  Galium aparine C. Aarstad, H. N. Mozingo 1979-4-1 s.n. Placer 792 Comment
  UCD121694  Galium aparine G. K. Helmkamp; E. A. Helmkamp 2007-5-23 12064 Placer Northern Sierra Nevada Mountains: Humbug Canyon Road, 0.2 mile northwest of Forest Hill Road, generally southwest of Westville. 1576 Comment
  UCR250272  Galium aparine George K. Helmkamp, Elizabeth Helmkamp 2013-4-13 20335 Placer Northern Sierra Nevada Mountains Foothills, Cramer Road at the junction with CA-49, north of Auburn 412 Comment
  UCR250629  Galium aparine George K. Helmkamp, Mary Alice Barnes 2013-5-3 20466 Placer Foothills, northern Sierra Nevada Mountains, SW edge of Foresthill, Mosquito Ridge Road, 0.2 mile south of Forest Hill Road 974 Comment
  POM67602  Galium bolanderi Marcus E. Jones 1882-6-27 3290 Placer Emigrant Gap. Comment
  RSA0053710  Galium bolanderi G. K. Helmkamp, E. A. Helmkamp 2012-9-8 19808 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
  UCR231820  Galium bolanderi George K. Helmkamp, E. A. Helmkamp 2010-8-11 16766 Placer Northern Sierra Nevada Mountains Foothills, Finning Mill Road, 3.7 miles north of Forest Hill Road 1140 Comment
  CDA16821  Galium grayanum subsp. grayanum G. F. Hrusa, J. Glazner 2001-7-15 15961 Placer Sierra Nevada; Crows Nest Pk. immed. W of Sugarbowl. 2377 Comment
  RSA39976  Galium grayanum var. grayanum J. T. Howell 1943-7-26 18840 Placer Mt. Lincoln. Comment
  UCD149392  Galium sparsiflorum G. Ledyard Stebbins 1976-7-3 7670 Placer Big Crater. (Exact location unknown. Coordinates estimated by label maker.) Comment
  UCR231830  Galium sparsiflorum subsp. sparsiflorum George K. Helmkamp, E. A. Helmkamp 2010-8-14 16781 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
  UCD42848  Galium trifidum C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-23 214 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  UCD43937  Galium trifidum C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-9 1303 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  CDA13682  Galium trifidum var. pacificum G. F. Hrusa, J. Glazner 1997-8-3 14042 Placer Sierra Nevada; Corner of Hwy 89 & Squaw Valley Rd. Comment
  CHSC73993  Galium trifidum var. pacificum Susi Urie 1998-8-25 98 -091 Placer About 0.2 mi north of Lake Tahoe. 1901 Comment
  CHSC74259  Galium trifidum var. pacificum Susi Urie; Eric Schroder 1998-9-10 98 -325 Placer Antone Meadows; along Burton Creek, about 2.1 mi northwest of Lake Tahoe. 2072 Comment
  JEPS59352  Galium trifidum var. pusillum Ezra Brainerd and Viola B. Baird 1915-7-22 224 Placer margin of river just above Bear Rock Camp; Sierra Nevada Mts., Truckee River 1889 Comment
  UCD22294  Galium triflorum Beth Lowe Corbin 1982-8-3 201 Placer Hill west of Onion Creek Campground. SW facing slope. Partial sun. Uncommon. In deep conifer duff over fine, sandy, granitic soil of white fir forest. Perennial from underground rootstock. Stems weak, decumbent. 1853 Comment
  SJSU4074  Gaultheria ovatifolia C. W. Sharsmith 1965-6-12 7396 Placer Big Tree Grove (6 Sequoiadendron), 10 mi E of Michigan Bluff 1584 Comment
  SCFS1151  Gayophytum E. Krimmel, F. Felix 2013-7-28 Placer NFAm. Swimming Hole Trail. Stop #4. Comment
  RSA122209  Gayophytum diffusum subsp. parviflorum B. Bolt 1934-7-17 129 Placer 1/2 mile south of Lost Emigrant Mine. 2073 Comment
  UC147607  Gayophytum diffusum subsp. parviflorum Harriet A. Walker 1908-6-25 1304 Placer Cisco 1810 Comment
  UCD22095  Gayophytum diffusum subsp. parviflorum Rex Palmer 1979-6-19 N 235 Placer Headwaters basin area of the North Fork of the American River. Comment
  UCR229534  Gayophytum diffusum subsp. parviflorum George K. Helmkamp, E. A. Helmkamp 2011-7-26 17859 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
  CHSC73057  Gayophytum heterozygum L. P. Janeway 1998-8-6 5987 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
  POM37952  Gayophytum heterozygum Marcus E. Jones 1882-7-3 s.n. Placer Alta Comment
  RSA639011  Genista monspessulana Michael A. Vincent 1999-6-12 8633 Placer Above CA Rt. 49, 1.1 miles south of Lincoln Way in Auburn. Comment
  CAS-BOT-BC217385  Gentiana affinis var. ovata Brandegee No date on label. s.n. Placer Colfax Comment
  SD3710  Gentianopsis simplex C. F. Sonne Sep 1897 Placer Tamarack Flat on Truckee River. Comment
  CDA36896  Geranium dissectum CDFA Staff 1995-6-2 s.n. Placer Dry Creek. 0 Comment
  RSA0004760  Gilia capillaris C. C. Hall 1910-6-25 8710 Placer Cisco, in the Upper Transition Zone 1850 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
  UCR249601  Gilia capitata subsp. mediomontana George K. Helmkamp, Elizabeth Helmkamp 2013-6-11 20828 Placer Northern Sierra Nevada Mountains Foothills, junction of Yankee Jim's Road and Shirttail Canyon Road, NW of Foresthill 463 Comment
  RSA0107826  Gilia capitata subsp. pedemontana George K. Helmkamp, Amy Barnes 2014-4-23 22787 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
  UCR193337  Gilia capitata subsp. pedemontana George K. Helmkamp, E. A. Helmkamp 2007-5-30 12175 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 10.7 miles east of its junction with Forest Hill Road in Foresthill 588 Comment
  UC932063  Gilia capitata subsp. pedemontana Verne Grant, Alva Grant 1947-5-5 7970 Placer roadbank near Weimar; near Weimar 670 Comment
  UCR242367  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 with Soda Springs Road at Robinson Flat 2040 Comment
  CHSC75334  Glyceria elata Susi Urie; Eric Schroder 1998-9-12 98 -366 Placer Lake Tahoe Basin-National Forest. Meadow complex on the south side of Ward Creek about 1.6 mi west of Lake Tahoe and Sunnyside. 1987 Comment
  SACT001257  Glyceria elata D. Meyer 1984-8-26 Placer 1660.0 Comment
  UCD22251  Glyceria elata Beth Lowe Corbin 1982-8-19 390 Placer 1 mile SSW of The Cedars. NW facing slope, 20% incline. Common. Mostly sun. Meadow in logged white fir forest. Perennial, culms 1 m tall. 1813 Comment
  UCD36713  Glyceria elata Beecher Crampton 1955-7-13 2998 Placer 3.5 miles east of Baxter, along U.S. Highway 40. Comment
  RSA0049733  Glyceria striata Dean Wm. Taylor 2013-8-7 21393 Placer Coldstream Valley, just above Horseshoe Bend on the railroad mainline 1889 Comment
  SACT001275  Glyceria striata Michael Baad 1976-8-4 Placer At end of jeep road, 2 miles east of Talbot Camp. Northeast of Mildred Ridge. 1975.0 Comment
  UC53407  Glyceria striata J. Burtt Davy Jun 25 1897-Jun 30 1897 3268 Placer near Truckee River; Truckee River Basin Comment
  CAS-BOT-BC307363  Gnaphalium palustre Alice Eastwood 1909-1-1 87 Placer Ward Creek, Lake Tahoe region Comment
  JEPS126423  Gnaphalium palustre Steve Matson 2003-6-29 821 Placer nSHN; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; 400 yards north of Highway 267 and 20 yards west of Martis Creek. Comment
  UC710549  Gnaphalium palustre John Thomas Howell 1943-7-19 18583 Placer Summit Valley Comment
  SCFS11529147  Goodyera oblongifolia F. Felix 2014-5-10 Placer Along NF trail between Cedars and Onion Creek crossing Comment
  UCD150743  Goodyera oblongifolia James A. Neilson Jr. Date Unknown 2081 Placer Tahoe Basin, Timberland. 1901 Comment
  UCD22066  Goodyera oblongifolia Beth Lowe Corbin 1982-8-20 400 Placer 1/2 mile west of Onion Creek Campground. 1950 Comment
  CHSC68055  Gratiola ebracteata James D. Jokerst; Mary Meyer 1987-4-17 2807 Placer Johnson Ranch N of Douglas Rd. and E of Hwy. 80. Comment
  UCD159462  Grindelia camporum D. S. Park 2010-8-11 216 Placer Hiking trail off Old Forest Hill Rd. overlooking American River. Common. Growing along mountainside. 176 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
  JEPS85079  Gypsophila elegans var. elegans Cheri Wetzel 1985-1 Placer ca 1 mi e Tahoe City (n shore of Lake Tahoe, Rocky Ridge Condominiums); n shore of Lake Tahoe Comment
  UCR111004  Hackelia George K. Helmkamp, E. A. Helmkamp 1999-6-30 5109 Placer Northern Sierra Nevadas, Soda Springs Road 0.9 mi south of Donner Pass Road, approaching Ice Lakes. 2104 Comment
  UCR562  Hackelia Frank C. Vasek 1955-6-29 265 Placer Sierra Nevada Mountains, Sugar Bowl, near Donner Pass [ski area, c. 1 mi. east of Lake Van Norden] 2141 Comment
  UCR246829  Hackelia micrantha George K. Helmkamp, E. A. Helmkamp 2010-7-28 16654 Placer Northern Sierra Nevada Mountains, Forest Hill Road, 22 miles northeast of the city of Foresthill 2041 Comment
  JEPS71518  Hackelia velutina Gladys L. Smith 1972-6-20 3235 Placer ridge from chairlift terminus to Ultimate Summit Peak; Ward Peak 2632 Comment
  SJSU11836  Helianthus annuus C. T. Osugi 1969-10-4 79 Placer Loomis, 21 mi NE of Sacramento 121 Comment
  CAS-BOT-BC314974  Hemizonella minima H. M. Hall 1910-7-11 8760 Placer Cisco Butte, Sierra Nevada Mountains 1981 Comment
  UC149000  Hemizonella minima H. M. Hall 1910-7-11 8760 Placer Cisco Butte Sierra Nevada Mountains 1981 Comment
  UCD21780  Hemizonella minima Rex Palmer 1979-6-19 N 216 Placer Headwaters basin area of the North Fork of the American River. Comment
  UCD43017  Heracleum maximum C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-18 386 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  POM75559  Hesperochiron californicus Marcus E. Jones 1882-06 s.n. Placer Emigrant Gap. Comment
  UC880732  Hesperochiron californicus A. A. Heller 1917-6-17 12703 Placer along Yuba R. below Cisco; Yuba R. 1676 Comment
  CAS-BOT-BC123627  Hesperochiron latifolius Albert Kellogg s.n. Placer Cisco 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
  UC193926  Hesperochiron pumilus C. F. Sonne 1887-7-11 Placer woods on Truckee R., on Pole Creek Truckee R., Pole Creek Comment
  UCD133036  Heterotheca grandiflora Collector Unknown Date Unknown s.n. Placer Exact location unknown. Comment
  UCR171398  Heterotheca oregona George K. Helmkamp, E. A. Helmkamp 2005-9-30 9969 Placer Northern Sierra Nevada Mtns., c. 3.5 mi NW of Lake Tahoe; Along the Truckee River and Calif. Highway 89, 0.1 mi N of Alpine Meadows Road 1902 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
  UCD102639  Heuchera micrantha A. S. Crafts 1926-5-1 795 Placer American River Canyon. Comment
  UCD15698  Heuchera micrantha Sook Hong 1989-5-20 11 Placer Placer Redwood Grove. 563 Comment
  SEINET6031227  Heuchera micrantha S. Dean 1979-3-31 s.n. Placer Eldorado Creek near junction with N. fork of Middle Fork of American River on Mosquito Ridge Rd 518 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
  RSA0063052  Heuchera rubescens var. alpicola C. F. Sonne 1897-08 5484 Placer Mt. Anderson. 2591 Comment
  JEPS22906  Hieracium albiflorum John H. and Hazelle A. Thomas Jul 21 1956-Jul 22 1956 6204 Placer vicinity of Donner Pass (about 80 mi ne of Sacramento); Sierra Nevada 2133 Comment
  JEPS36579  Hieracium albiflorum L. S. Smith 1927-8-5 2143 Placer Robertson Flat Tahoe National Forest (n slope) 2346 Comment
  RSA0009709  Hieracium albiflorum Marcus E. Jones 1882-7-3 s.n. Placer Presumably collected at Dutch Flat, 9.5 miles NE of Colfax. Comment
  CAS-BOT-BC319596  Hieracium albiflorum L. S. Smith 1926-5-23 1827 A Placer Forest Hill Road south of American River, Tahoe Forest 548 Comment
  CAS-BOT-BC319757  Hieracium argutum G. L. Stebbins; R. Bacigalupi; F. Ehrendorfer; J. Hunziker; H. Stutz; D. Zohary 1952-7-19 5125 Placer Along north fork of American River 2 miles south of Colfax 1/2 mile east of bridge of Iowa Hill Road Comment
  UCD133107  Hieracium argutum G. K. Helmkamp; E. A. Helmkamp 2006-8-11 11207 Placer Northern Sierra Nevada Mountain. Along the road to Clementine Lake, 0.8 mile north of Forest Hill road. 422 Comment
  CAS-BOT-BC316039  Hieracium scouleri K. Templeton; B. Love 1988-8-6 s.n. Placer Middle Fork American River 423 Comment
  SEINET9259607  Holcus lanatus George K. Helmkamp, Amy Barnes 2014-1 22817 Placer Sierra Nevada Mountains Foothills: Spring Garden Road, at the north side of its junction with FOresthill Road, 8.4 km west of Foresthill 719 Comment
  UCD83595  Holodiscus discolor Albert Grigarick 2009-8-7 164 Placer Shirley Creek Trail, between Squaw Valley Resort and Shirley Lake. 2061 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
  CDA16807  Holodiscus microphyllus G. F. Hrusa, J. Glazner 2001-7-15 15946 Placer Sierra Nevada; Near summit of Crows Nest Pk. immed. W of Sugarbowl. 2377 Comment
  CAS-BOT-BC150148  Holodiscus microphyllus var. microphyllus John Thomas Howell 1943-7-21 18637 Placer Donner Pass to Mt. Lincoln Comment
  CAS-BOT-BC311742  Holozonia filipes F. A. Mac Fadden 1934-7-2 12586 Placer N. Fork American River - 1/2 mile E. of Rawhide Mine Comment
  SACT001299  Hordeum brachyantherum D. Meyer 1983-7-30 Placer Both sides of road in moist soil. 2072.64 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
  UCD85460  Hordeum brachyantherum L. S. Smith 1931-7-24 s.n. Placer Marlette Lake east of Lake Tahoe. 2438 Comment
  SACT001349  Hordeum jubatum D. Meyer 1983-7-16 Placer 1853.18 Comment
  SACT001371  Hordeum leporinum D. Meyer 1983-6-5 Placer Roadside ditch. 829.056 Comment
  UCR249586  Hordeum murinum George K. Helmkamp, Amy Barnes 2013-3-28 20284 Placer Eastern Sacramento Valley, along 10th Street/Ranch House Rd., 0.6 mile south of its junction with Riosa Road in Sheridan 43 Comment
  JEPS30812  Horkelia fusca subsp. parviflora Miles Eaton 1945-6-13 29 Placer Big Meadows Comment
  UC860223  Horkelia fusca subsp. parviflora A. A. Heller 1917-8-15 12939 Placer lower end Summit Valley (Soda Springs Station) 2042 Comment
  RSA122259  Horkelia fusca subsp. parviflora N. H. French 1934-6-19 423 Placer 1/4 mile W of Devil's Peak. 2104 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
  NY436045  Horkelia sericoleuca C. F. Sonne 06 1888 353 Placer Marles [sp?] Creek Valley. Comment
  UCD67955  Horkelia tridentata Nicholas Ewing 1977-5-28 29 Placer 5.3 mi. E. of Foresthill on Auburn-Foresthill Road. 1249 Comment
  CAS-BOT-BC537974  Horkelia tridentata var. tridentata Lewis S. Rose 1940-5-29 40418 Placer Cisco 1737 Comment
  CAS-BOT-BC537978  Horkelia tridentata var. tridentata Marcus E. A M Jones 1882-6-27 3291 Placer Emigrant Gap Comment
  SEINET5327381  Hosackia crassifolia var. crassifolia P. B. Kennedy 1901-8-21 428 Placer Talbot's Home Camp, 7 mi from French Meadow Comment
  UCD106160  Hosackia oblongifolia R. Tofsrud 1951-7-1 s.n. Placer Hwy. 40, above Baxter 3/4 mile below drinking station. Comment
  CHSC79295  Hosackia oblongifolia var. oblongifolia Beecher Crampton 1972-7-26 8855 Placer Ca. 1 mile west of Cisco Grove on Interstate 80. 1676 Comment
  SD6063  Hosackia oblongifolia var. oblongifolia Unknown Jul 1914 Placer Cisco Comment
  SEINET5327468  Hosackia oblongifolia var. oblongifolia P. B. Kennedy, Samuel Bradford Doten 1901-8-15 406 Placer Bearman's camp, 6 mi from French Meadows Comment
  SEINET11259362 Image available Hulsea californica A. Tiehm 1973-10-16 s.n. Placer Bank of North Fork of American River near union with Middle Fork 305 Comment
Read comments
May 12 2020
  UCD22030  Hydrophyllum capitatum var. alpinum Rex Palmer 1979-6-21 N 423 Placer Headwaters basin area of the North Fork of the American River. Comment
  JEPS1655  Hydrophyllum occidentale Lloyd Austin 1924-1 Placer Alta Comment
  POM260118  Hydrophyllum occidentale C. L. Hitchcock 1940-5-7 6317 Placer 1 mile west of Baxter. Comment
  CAS-BOT-BC400938  Hypericum anagalloides John Thomas Howell 1943-7-26 18857 Placer Sugar Bowl nw. of Mt. Lincoln Comment
  UCD110358  Hypericum concinnum Julie Combs 1994-5-31 22 Placer 1 m. E of railroad tracks. 579 Comment
  UC721200  Hypericum concinnum Rogers McVaugh 1941-7-28 6166 Placer canyon 3 mi. n.e. Colfax Comment
  RSA458264  Hypericum perforatum Wm. Martin 1971-9-10 20281 Placer Blue Canyon Creek, 2 miles south of Ranger Station, Tahoe Natl. Forest. Comment
  SEINET9285668  Hypericum perforatum Unknown 2010-6-26 16371 Placer Sierra Nevada Mountains Foothills Comment
  UCR249599  Hypericum perforatum George K. Helmkamp, Elizabeth Helmkamp 2013-6-11 20824 Placer Northern Sierra Nevada Mountains Foothills, junction of Yankee Jim's Road and Shirttail Canyon Road, NW of Foresthill 463 Comment
  CDA37226  Hypochaeris glabra CDFA Staff s.n. Placer Nute Ranch, near Nute Road. 0 Comment
  SD113019  Hypochaeris glabra Darley F. Howe 1951-5-1 2175 Placer 455 Comment
  CAS-BOT-BC312895  Hypochaeris glabra Leland S. Smith 1926-5-23 s.n. Placer Forest Hill Divide, south of Colfax Comment
  CAS-BOT-BC312897  Hypochaeris glabra Gordon H. True 1971-4-21 6524 Placer On Roseville-Lincoln Highway, ca. 5 miles north of Roseville Comment
  JEPS26024  Ipomopsis aggregata G. Thomas Robbins 1951-6-17 3388 Placer 1.5 mi s Homewood (along state hwy 89) 1889 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
  UC124884  Ipomopsis congesta C. F. Sonne 1886-7-18 Placer Comment
  UCR173251  Iris George K. Helmkamp, Elizabeth Helmkamp 2006-5-13 10454 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
  UCD164639  Iris hartwegii Brandi Sorensen 1995-6-1 10 Placer .73 kilometers northwest of Colfax. 671 Comment
  CAS-BOT-BC133613  Iris hartwegii G. E. Poore 1913-4-30 188 Placer Tahoe National Forest, Quaker Hill Comment
  UCD80364  Iris macrosiphon CNPS SN Foothill Team 2005-4-13 SNFN 0108 Placer Placer Legacy, Didion Ranch. On north-facing slope above Whiskey Diggins canal road. Near southern boundary of study area, approximately 2 miles west of intersection with entry road. Stand runs east to west across north face of slope and continues below Whiskey Diggins road into Coon Creek Drainage. 245 Comment
  CAS-BOT-BC69868  Isoetes orcuttii John Thomas Howell; Gordon H. True 1972-3-17 s.n. Placer Northern outskirts of Lincoln. 48 Comment
  RSA99112  Isoetes orcuttii L. S. Rose, W. A. Weber 1953-5-19 8395 Placer 5 mi N of Roseville on road to Lincoln. 46 Comment
  SEINET9304862  Iva axillaris Unknown 1956-7-17 3720 Placer Blue Canyon Comment
  CAS-BOT-BC340261  Jensia rammii David D. Keck 1933-5-31 2425 Placer 1.5 miles south of Nevada County line (Bear River) on Grass Valley--Auburn Highway 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
  UCD43302  Juncus bufonius var. occidentalis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-12 670 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  CDA12383  Juncus chlorocephalus G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8511 A Placer Lake Tahoe; on N side of Ward Valley 4 m SW Tahoe City. Comment
  CHSC108740  Juncus chlorocephalus B. Castro; L. P. Janeway 2003-8-23 1447 Placer Northern High Sierra Nevada. Ca 5 air mi SW of Homewood (Lake Tahoe). Upper end of large meadow along Barker Creek just upstream from the confluence of the creek out of Bear Lake; 1.9 mi SSW of Barker Pass. Along edge of creek on wet sand/gravel bars, sometimes partly into the water. 2106 Comment
  SEINET3877887  Juncus chlorocephalus Ellen Dean, M. Starbuck; G. Harrington; J. Buck; Mark 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.; 0 2112 Comment
  UCR209722  Juncus chlorocephalus George K. Helmkamp, E. A. Helmkamp 2009-8-12 15448 Placer Sierra Nevada Mountains, Forest Hill Road at Robinson Flat, 27 miles northeast of the city of Foresthill 2061 Comment
  CHSC74141  Juncus confusus Susi Urie 1998-8-11 98 -014 Placer Lake Tahoe Basin Management Unit -- National Forest. About 0.5 mi north of Ward Creek, along a small tributary; about 2 mi west of Lake Tahoe and Sunnyside. 2097 Comment
  CDA13671  Juncus ensifolius G. F. Hrusa, J. Glazner 1997-8-3 14031 Placer Sierra Nevada; Corner of Hwy 89 & Squaw Valley Rd. Comment
  UCD141530  Juncus ensifolius G. K. Helmkamp; E. A. Helmkamp 2007-8-1 12647 Placer Northern Sierra Nevada Mountains. Donner Pass Road between Donner and Norden, about 0.2 mile E of the Nevada County border. 2151 Comment
  UCD162590  Juncus ensifolius Steve Matson 2002-8-17 701 Placer nSNH; Tahoe north shore; Burton Creek watershed, near Tahoe City and North Tahoe High School. 2011 Comment
  UCD33724  Juncus ensifolius Beecher Crampton 1972-7-26 8829 Placer Placer County, ca. 3 miles east of Baxter on Hwy. 80. 1524 Comment
  UCD141463  Juncus exiguus G. K. Helmkamp; E. A. Helmkamp 2007-9-14 12957 Placer Northern Sierra Nevada Mountains: along Mosquito Ridge Road 0.4 mile east of Foresthill. 942 Comment
  CHSC74295  Juncus nevadensis Susi Urie 1998-9-2 98 -203 Placer Lake Tahoe Basin--National Forest. Large meadow below Hwy 28, between the highway and Lake Forest Road; about 0.2 mi north of Lake Tahoe. 1908 Comment
  UC1133684  Juncus nevadensis N. French 1934-6-18 418 Placer Lock Leven Lakes Tahoe National Forest, Truckee Quad. 2164 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
  UCD44501  Juncus orthophyllus C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1867 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  UCD21850  Juncus parryi Rex Palmer 1979-7-11 N 561 Placer Headwaters basin area of the North Fork of the American River. Comment
  UCD74144  Juncus parryi Jennifer W. Burt; Kate Mawdsley, Belinda Lo 2006-7-28 246 Placer Sugarbowl active ski area, off Hwy 80 near Soda Springs - collected from coniferous forest near active ski runs. 2218 Comment
  SBBG47339  Juncus phaeocephalus J. T. Howell, G. H. True 1971-5-25 47624 Placer northern limits of Lincoln 48 Comment
  UCD43376  Juniperus occidentalis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-12 744 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  SEINET5334955  Juniperus occidentalis W. A. Bailey s.n. Placer Squaw Valley 1981 Comment
  RSA133970  Juniperus occidentalis var. australis John H. Thomas, Hazelle A. Thomas 6149 Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento 2134 Comment
  SEINET11056471  Juniperus occidentalis var. occidentalis P. A. Lehenbauer 1932-8-28 s.n. Placer Cisco Camp, summit. Comment
  UCD21479  Kalmia polifolia Rex Palmer 1979-7-11 N 550 Placer Headwaters basin area of the North Fork of the American River. Comment
  CAS-BOT-BC235566  Keckiella breviflora Margaret J. Williams 1984-6-24 84- 65 -1 Placer 0.3 mi in from Hwy 20, on Bowman Lake Rd. 1524 Comment
  UC886838  Keckiella breviflora Marcus E. Jones, A. M. 1882-6-28 3276 Placer Emigrant Gap Comment
  NY786816  Keckiella breviflora var. breviflora M. J. Williams 1984-6-24 8465- 1 Placer 0.3 mile in from Highway 20, on Bowman Lake Road. 1524.0 Comment
  UC1063172  Keckiella lemmonii B. Bolt 1934-7-6 83 Placer Sawtooth Ridge; Tahoe National Forest, Colfax Quad. 1249 Comment
  UC170099  Keckiella lemmonii Miss Helen D. Geis 1912-6 163 Placer Deer Park Comment
  HSC33450  Kelloggia galioides Thomas W. Nelson, James Nelson 1974-6-17 1359 Placer Along Hwy. 80 at its junction with Blue Canyon Rd., 9 mi. W of Placer-Nevada County line Comment
  JEPS127441  Kelloggia galioides Steve Matson 1997-7-15 5 Placer Tahoe north shore; Snow Creek watershed, Tahoe Vista/kings Beach; dirt road extension of Tiger Ave. Comment
  SD243203  Kelloggia galioides George K. Helmkamp, E. A. Helmkamp 2010-7-28 16649 Placer Northern Sierra Nevada Mountains: Forest Hill Road at Hidden Treasure Road, 10.4 miles northeast of the city of Foresthill. 1384 Comment
  UC662634  Kelloggia galioides L. S. Rose 1941-7-21 41338 Placer Chambers Lodge (McKinney); Lake Tahoe 1900 Comment
  UCD74256  Kelloggia galioides Jennifer W. Burt 2005-8-30 98 Placer Olympic Hill' abandoned ski run (near Granlibakken resort off Hwy 89 in Tahoe City) - collected from adjacent coniferous forest. 2034 Comment
  UCR246824  Kelloggia galioides George K. Helmkamp, E. A. Helmkamp 2010-7-28 16649 Placer Northern Sierra Nevada Mountains, Forest Hill Road at Hidden Treasure Road, 10.4 miles northeast of the city of Foresthill 1384 Comment
  UCR246826  Kelloggia galioides George K. Helmkamp, E. A. Helmkamp 2010-7-28 16658 Placer Northern Sierra Nevada Mountains, Forest Hill Road, 22 miles northeast of the city of Foresthill 2041 Comment
  SACT001418  Koeleria cristata Josephine Van Ess 1977-5-12 Placer Collected about .25 mile east of Sierra College Blvd. 103.7 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
  CHSC45404  Kumlienia hystricula Lowell Ahart 1973-3-28 188 Placer Along a small stream, along Mosquito Ridge Road, about 10 miles east of Foresthill. 1371 Comment
  SEINET5338189  Kumlienia hystricula B. Eshelman, Hugh N. Mozingo 1979-3-31 s.n. Placer Near juction with N fork of Middle Fork of American River, Mosquito Ridge road to French Meadows. 518 Comment
  SEINET5338190  Kumlienia hystricula S. Dean 1979-3-31 s.n. Placer Eldorado Creek near junction with North Fork of Middle fork of American River on Mosquito ridge to French meadows. 518 Comment
  UC131019  Kumlienia hystricula Mrs. K. Brandegee 1909-4-28 Placer near Auburn (in the Sierra Nevada Foothills); Sierra Nevada Foothills Comment
  CAS-BOT-BC341358  Lagophylla glandulosa David D. Keck 1932-7-1 1589 Placer 2 miles N. of Auburn on Nevada City road 425 Comment
  CAS-BOT-BC341351  Lagophylla glandulosa L. R. Abrams 1917-9-15 6755 Placer 3-5 miles above Auburn Comment
  UCR171020  Lamium amplexicaule George K. Helmkamp, E. A. Helmkamp 2006-2-9 10042 Placer Northern Central Valley, English Colony Way [Humphrey Road] at Sierra College Blvd near Clover Valley Creek; SE of Lincoln 183 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
  RSA791426  Lasthenia glaberrima George K. Helmkamp, E. A. Helmkamp 2011-5-12 17252 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
  POM260125  Lathyrus nevadensis subsp. nevadensis C. L. Hitchcock 1940-5-7 6319 Placer 1 mile west of Baxter. Comment
  POM260012  Lathyrus sulphureus C. L. Hitchcock 1940-5-7 6344 Placer 1 mile west of Baxter. Comment
  SDSU4207  Lathyrus sulphureus D. R. Harvey 1960-5-29 Placer Near Forest Hull. Comment
  SEINET6744634 Image available Lathyrus sulphureus Marcus E. Jones 1882-1 Placer Emigrant Gap Comment
  UCR173788  Layia pentachaeta subsp. pentachaeta George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-14 10714 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
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Jan 8 2013
  UCD73807  Leersia oryzoides Christopher M. Bronny 2007-5-30 s. n. Placer North of Lincoln. On the east side of Hwy. 65 past the intersection of Gladding Road. Markham Ravine. 45 Comment
  JEPS127479  Lemna trisulca Steve Matson 2002-8-4 656 Placer nSNH: Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; south of Highway 267; Lookout Mountain branch of Martis Creek. Comment
  JEPS71354  Lemna turionifera L. R. Heckard with R. Bacigalupi, T. I. Chuang 1973-7-28 3456 Placer 7 mi s of Sierra County line (w of highway 89, on n side of Sage Hen Creek); Sage Hen Creek 1889 Comment
  SEINET3167471  Leontodon saxatilis subsp. longirostris R. W. Spellenberg, N. Zucker 2010-4-16 14153 Placer N edge of Lincoln along Hwy 65 45 Comment
  UCR260072  Leontodon taraxacoides subsp. taraxacoides George K. Helmkamp, Elizabeth Helmkamp 2013-10-14 22414 Placer Sierra Nevada Mountains Foothills, Yankee Jim Road, 3.6 miles northwest of its junction with Foresthill Road 651 Comment
  HSC33424  Lepidium campestre Thomas W. Nelson, James Nelson 1974-6-17 1376 Placer Dollar Point overlooking Lake Tahoe, N of Tahoe City 1585 Comment
  UCR170792  Lepidium campestre George K. Helmkamp, E. A. Helmkamp 2005-9-30 9959 Placer Northern Sierra Nevada Mtns., Junction of Chalet and Alpine Meadows Roads west of Calif. Highway 89 (near Alpine ski area) 2081 Comment
  CAS-BOT-BC88831  Lepidium campestre Elsie Z. Lovegrove 1947-6-1 s.n. Placer Bridge, Tahoe City. Comment
  RSA0033852  Lepidium latifolium Barbara Ertter 1999-7-9 16757 Placer Emigrant Gap Vista Point on Interstate 80. Comment
  CAS-BOT-BC89732  Lepidium latifolium J. H. Wilson 1968-8-5 s.n. Placer C. Sepponen property, Lincoln. Comment
  UCD82963  Lepidium perfoliatum Albert Grigarick 2009-6-15 110 Placer E of Truckee, in parking area at the entrance of Martis Creek into Martis Creek Reservoir. 1775 Comment
  CAS-BOT-BC12897  Lepidium strictum L. R. Abrams 1935-1-1 13657 Placer Roseville, Sacramento Valley. Comment
  SD247379  Lepidium strictum George K. Helmkamp, Amy Barnes 2013-3-28 20288 Placer Eastern Sacramento Valley: northwest side of junction of Riosa Road and Andressen Road, northeast of Sheridan. 35 Comment
  SEINET5342069  Lepidium virginicum P. A. Lehenbauer 1932-6-26 1601 Placer Lake Shore; Tahoe City. Comment
  UCD38935  Lepidium virginicum subsp. menziesii Beecher Crampton 1961-9-27 6017 Placer Blue Canyon. 1430 Comment
  UC147646  Lepidium virginicum var. pubescens Harriet A. Walker 1908-6-23 1205 Placer Blue Canyon 1432 Comment
  JEPS71341  Leptodactylon pungens Gladys L. Smith 1972-6-20 3203 Placer Ward Peak; on open plateau about terminus of Summit chairlift 2621 Comment
  RSA293428  Leptosiphon bicolor Reino Alava 1958-5-3 2027 Placer On roadside meadow, eleven miles from Auburn on the County Road No. 79. Comment
  UCD22109  Leptosiphon ciliatus Rex Palmer 1979-6-21 N 389 Placer Headwaters basin area of the North Fork of the American River Comment
  CHSC40739  Leptosiphon harknessii L. S. Rose 1941-7-18 41322 Placer Chambers Lodge (McKinney), Lake Tahoe. 2100 Comment
  CHSC82713  Leptosiphon harknessii Lowell Ahart 2002-7-22 9894 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
  CHSC85737  Leptosiphon harknessii G. F. Hrusa; J. Glazner 1999-7-17 15153 Placer Martis Valley. Off Hwy 267, S of Truckee. 1889 Comment
  UC10691  Lesquerella occidentalis subsp. occidentalis C. F. Sonne June 1887 Placer Rocky Peak on Truckee River Truckee River; Sierra Nevada Mountains, Rocky Peak on Truckee River Comment
  UCD69218  Lessingia leptoclada D. Sanchez-Mata; P. Rodriguez-Rojo and D. Sanchez-Mata 1997-8-8 s.n. Placer Tahoe National Forest. Todd Valley-Forest Hill. Forest Hill Rd. 850 Comment
  CAS-BOT-BC342046  Lessingia virgata Beecher Crampton 1958-7-11 5010 Placer Rolling Valley plain, 3.3 miles east of Sheridan Comment
  UC1121029  Leucothoe davisiae B. Bolt 1934-7-6 84 Placer Tahoe National Forest, e slope of Texas Hill Texas Hill; Tahoe National Forest, Texas Hill 1584 Comment
  CAS-BOT-BC123020  Lewisia kelloggii Albert Kellogg 1870-6-27 s.n. Placer Sierra Nevada. Camp Yuba, Cisco Comment
  JEPS73656  Lewisia kelloggii subsp. kelloggii L. R. Heckard with G. L. Stebbins 1973-6-17 3444 Placer about 7 air miles SE of Emigrant Pass (summit of Big Valley Bluff) 1935 Comment
  CAS-BOT-BC444164  Lewisia nevadensis W. A. Gosline; A. R. Gosline 1943-6-26 s.n. Placer Norden Comment
  UC852034  Lewisia pygmaea Alice Eastwood Jun 15 1912-Jun 19 1912 441 Placer Tahoe City Lake Tahoe Region Comment
  SD1543  Lewisia pygmaea C. F. Sonne 1897-6-26 Placer Near Summit, in sandy soil Comment
  CAS-BOT-BC444553  Lewisia triphylla Marcus E. Jones 1882-6-28 2629 Placer Emigrant Gap Comment
  UC148958  Lewisia triphylla H. M. Hall 1910-6-26 8715 Placer Cisco Sierra Nevada Mountains, Cisco 1828 Comment
  UCD21925  Lewisia triphylla Beth Lowe Corbin 1982-8-4 230 Placer 1/2 mile NNW of Onion Creek campground. In damp meadow in White Fir forest. Small, fleshy herb, with white flowers. Mostly shade. SW facing slope, 10% incline. Locally abundant. 2072 Comment
  UC589879  Leymus triticoides H. S. Yates 1936-8-9 5997 Placer near Brockway; Truckee Quadrangle 1920 Comment
  UCD64643  Leymus triticoides Beecher Crampton 1956-7-17 3725 Placer Blue Canyon. 1432 Comment
  UCD43253  Ligusticum C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-13 622 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  CAS-BOT-BC436048  Ligusticum grayi John H. Thomas; Hazelle A. Thomas 1956-7-21 6211 Placer Sierra Nevada, vicinity of Donner Pass, about 80 miles NE of Sacramento 2377 Comment
  CDA12408  Ligusticum grayi G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8536 Ab Placer Lake Tahoe; N side of upper Ward Valley, 4 mi SW of Tahoe City. Comment
  CHSC68040  Ligusticum grayi James D. Jokerst 1986-7-13 2705 Placer Trail from The Cedars, high Sierra Nevada SW of Donner Lake, stop along trail S of Middle Fork American River. Comment
  POM132902  Ligusticum grayi Allen M. Carpenter 1892-08 4010 Placer Sierra Nevada Mountains Comment
  SEINET8465195 Image available Ligusticum grayi George K. Helmkamp, E. A. Helmkamp 2009-7-16 15232 Placer Sierra Nevada Mountains; Robinson Flat, a camping and day-use area at the junction of Forest Hill and Soda Springs Roads 2107 Comment
  SEINET9341185  Ligusticum grayi George Hrusa, Glazner, J. 1997-8-3 14026 Placer Corner of Hwy 89 and Squaw Valley Rd, Scattered plants in dry, and shady parts of coniferous forest dominated by Pinus jeffreyi, Abies concolor. Perennial. USGS Quadrangle: Tahoe City 7.5 Comment
  UCD21592  Ligusticum grayi E. Dean; M. Starbuck, C. Tresan, S. Tresan 2002-7-30 1255 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
  UCD21642  Ligusticum grayi Rex Palmer 1979-7-25 N 686 Placer Headwaters basin area of the North Fork of the American River Comment
  CAS-BOT-BC130773  Lilium pardalinum Mrs. H. M. Mitchell 1922-7-1 s.n. Placer Gold Run Comment
  CAS-BOT-BC130780  Lilium pardalinum Mrs. H. C. Cantelow 1937-7-11 3986 Placer Dutch Flat Comment
  RSA130324  Lilium pardalinum Albert M. Vollmer 1949-7-6 12 -E Placer Bear Valley Comment
  RSA130326  Lilium pardalinum Albert M. Vollmer 1949-7-6 12 -E Placer Bear Valley Comment
  RSA65289  Lilium pardalinum Albert M. Vollmer, L. Beane 1951-07 188 Placer Bear Valley, east of Nevada City Comment
  CAS-BOT-BC508483  Lilium parvum H. M. Hall 1910-7-1 8155 Placer Near Cisco, Sierra Nevada Mountains 1859 Comment
  UC615237  Lilium parvum Beryl O. Schreiber 1933-7-17 875 Placer below Summit Comment
  CAS-BOT-BC334223  Lilium washingtonianum var. washingtonianum George K. Helmkamp; Mary Alice Barnes; E. A. Helmkamp 2012-9-8 19796 Placer Northern Sierra Nevada Mountains: Forest Hill Road at junction with Hidden Treasure Road, c. 0.4 mile NE of Sugar Pine Road 1384 Comment
  CAS-BOT-BC110635  Limnanthes alba Gordon H. True 1971-5-26 6540 Placer Northern limits of Lincoln. 48 Comment
  RSA752671  Limnanthes alba subsp. alba George K. Helmkamp, E. A. Helmkamp 2008-4-17 13290 Placer Ranch House Road, 0.2 mile southeast of Sheridan 37 Comment
  JEPS18156  Limnanthes alba subsp. alba Rimo Bacigalupi with G. T. Robbins and F. Chisaki 1956-4-20 5628 Placer along Antelope-Roseville Rd at Sacramento-Placer Co. line 42 Comment
  UC971863  Limnanthes striata Charles T. Mason Jr. 1949-5-9 1296 Placer 4 mi ne Shingle Springs (on U.S. Hwy 50 at railroad crossing) Comment
  CHSC74000  Limosella acaulis Susi Urie 1998-8-19 98 -081 Placer About 0.2 mi north of Lake Tahoe; large meadow complex between Kings Beach and Tahoe Vista. 1901 Comment
  UCD162580  Limosella acaulis Steve Matson 2003-6-16 802 Placer nSNH; Tahoe north shore; Snow Creek watershed, Tahoe Vista/Kings Beach; edge of pond. 1908 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
  JEPS58383  Linanthus dichotomus W. H. Shockley 1880-5-7 Placer near Roseville 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
  UC1191861  Lindernia dubia var. dubia Malcolm A. Nobs and S. Galen Smith 1949-8-22 1543 Placer sw city limits Roseville Comment
  SEINET11261795  Linum lewisii var. alpicola George K. Helmkamp, E. A. Helmkamp 2011-7-26 17891 Placer Northern Sierra Nevada Mountains: Bowman Lake Road, 0.9 miles N of its junction with CA Hwy 20, 0.85 miles NE (23 degrees) of Emigrant Gap and N of I-80.; 0 1434 Comment
  CDA21807  Lithocarpus densiflorus var. echinoides T. C. Fuller 1973-8-23 19984 Placer Sierra Nevada; Parking lot of the Big Trees Grove, 1 mile southwest of Creek Store Guard Station. Comment
  UC858198  Lithophragma A. A. Heller 1917-6-17 12698 Placer along Yuba River below Cisco; Yuba River 1676 Comment
  UCD80763  Lithophragma bolanderi CNPS SN Foothill Team 2005-4-11 SNFN 0103 e Placer Placer Legacy, Spear's Ranch, above Coon Creek, approximately 3 miles east of entry gate off of Garden Bar Road. 169 Comment
  CAS-BOT-BC430967  Lithophragma bolanderi G. L. Stebbins 1978-5-27 s.n. Placer Along power line, east of Big Crater 1219 Comment
  CAS-BOT-BC435494  Lithophragma glabrum Alice Eastwood 1912-6-15 376 Placer Deer Park, Lake Tahoe Region Comment
  UCD22322  Lithophragma glabrum Rex Palmer 1979-6-20 N 323 Placer Headwaters basin area of the North Fork of the American River Comment
  UC11869  Lithophragma parviflorum var. trifoliatum H. N. Bolander 1865-4-11 4525 Placer Auburn Comment
  CDA37216  Lolium multiflorum CDFA Staff s.n. Placer Nute Ranch, near Nute Road. 0 Comment
  SACT001438  Lolium multiflorum D. Meyer 1983-4-17 Placer Small drainage ditch, moist sunny exposure. 231.648 Comment
  SACT001451  Lolium perenne D. Meyer 1983-6-18 Placer Roadside drainage ditch. 412.0 Comment
  SEINET3282812 Image available Lolium perenne subsp. multiflorum George K. Helmkamp, E. A. Helmkamp 2009-4-22 14567 Placer Sierra Nevada Mountains Foothills; Forest Hill Road 1.9 mile east of its junction with CA-49 and the North and Middle Forks of the American River. 399 Comment
  CHSC79640  Lomatium dissectum var. multifidum G. F. Hrusa; J. Glazner 1999-7-18 15198 Placer Betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. UTM: 10S, 43434N, 07418E. 1920 Comment
  JEPS111133  Lomatium nevadense Steve Matson 2005-6-11 1264 Placer Martis Valley, ca 3 miles southeast of Truckee, Martis Creek Lake National Recreatin Area; W of Parking Area; 39.3008 N, 120.1361 W; Elevation 5850 ft. 1783 Comment
  CHSC24728  Lomatium utriculatum T. C. English 1976-4-11 21 Placer At foot of cliff 2 mi w of Hwy 49 bridge on n fork of the American River, n side of abandoned R.R. 335 Comment
  JEPS127404  Lomatium utriculatum Steve Matson 2006-4-23 1605 Placer Northern Sierra Nevada west slope; Iowa Hill Road near Colfax at crossing of North Fork American River. 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
  UCR209007  Lomatium utriculatum George K. Helmkamp, E. A. Helmkamp 2009-5-7 14628 Placer Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 13.6 miles east of its junction with Forest Hill Road in Foresthill 771 Comment
  SDSU2374  Lomatium utriculatum unknown 1948-5-21 1930 Placer 457 Comment
  CDA15659  Lonicera conjugialis G. F. Hrusa, J. Glazner 1999-7-18 15196 Placer Lake Tahoe; Wooded slopes betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1905 Comment
  UC1125215  Lonicera conjugialis N. French 1934-6-18 419 Placer Lock Leven Lakes Tahoe National Forest, Truckee Quadrangle Comment
  CAS-BOT-BC241427  Lonicera involucrata var. involucrata G. E. Poore 1912-7-1 174 Placer Tahoe National Forest, Sierra Nevada Comment
  UC1125271  Lonicera involucrata var. involucrata N. French 1934-7-10 508 Placer 1 mi e Fordyce Lake; Tahoe National Forest, Truckee Quadrangle Comment
  UCR130216  Lotus corniculatus George K. Helmkamp, E. A. Helmkamp 1999-6-30 5093 Placer Northern Sierra Nevada Mtns., Soda Springs Rd 0.9 mi south of Donner Pass Rd, approaching Ice Lakes 2104 Comment
  UCR250903  Lotus humistratus George K. Helmkamp, Mary Alice Barnes 2013-4-18 20345 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
  CDA13719  Lotus incanus G. F. Hrusa, B. Meese 1997-5-26 13789 Placer Sierra Nevada; Italian Bar Trail, to N. Fk. Amer. River, approx. 3 km. N of Foresthill Divide Rd. Comment
  UC1129097  Lotus micranthus N. French 1933-6-5 66 Placer East Rocklin Sacramento Quad. 91 Comment
  UCR229539  Lotus nevadensis var. nevadensis George K. Helmkamp, E. A. Helmkamp 2011-7-26 17854 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
  RSA293385  Lotus oblongifolius Reino Alava 1958-5-2 1994 -A Placer About four miles from auburn along the road to Nevada City. Comment
  UC569690  Lotus purshianus var. purshianus B. Bolt 1934-7-20 154 Placer Whiskey Hill Colfax Quad. 1645 Comment
  JEPS111142  Lotus strigosus Steve Matson 2005-4-17 1216 Placer Near Colfax, Stevens Trail to the North Fork of the American River Comment
  RSA750434  Lotus uliginosus George K. Helmkamp, E. A. Helmkamp 2008-8-20 14024 Placer Donner Pass Road on the west side of Donner Pass and east of Norden 2149 Comment
  CDA3835  Lunaria annua T. C. Fuller, H. K. Wagnon 1964-5-18 11982 Placer South of railroad tracks, east of Dutch Flat Road. Alta. 0 Comment
  UCD109686  Lupinus S. L. Smith 1916-6-19 593 Placer north slope, Squaw Valley. Comment
  JEPS85678  Lupinus Ruby Van Deventer 1938-7-4 160 Placer Summit Valley Mt. 1249 Comment
  UC2042525  Lupinus Sue Bainbridge, K. DeLong, Holly Forbes, Barbara Keller 2010-7-27 Placer Tahoe National Forest, Alpine Meadows on the dirt road adjacent to the base level building about 1.3 mile from the parking lot pavement Comment
  CAS-BOT-BC201561  Lupinus albifrons var. albifrons Elmer I. Applegate 1928-4-22 5362 Placer 3 miles above Auburn on the Grass Valley road Comment
  SEINET5558507  Lupinus andersonii H. S. Gentry 1962-1 19759 Placer 3 mi. south of Grass Valley, along Rt. 49. 457 Comment
  HSC33455  Lupinus apertus Thomas W. Nelson, Jane P. Nelson 1974-6-17 1354 Placer Along Hwy. 80 at its junction with Blue Canyon Rd., 9 mi. W of Placer-Nevada County line Comment
  SEINET5227668 Image available Lupinus arbustus Unknown 1909-7-16 9857 Placer Summit, Placer Co Comment
  SJSU10708  Lupinus arbustus H. T. Harvey 1958-8-19 Placer Sugar Bowl, 1 mi N of Donner Summit 2164 Comment
  CAS-BOT-BC8276  Lupinus arbustus subsp. silvicola Amos Arthur Heller 1909-7-16 9857 Placer Summit 2133 Comment
  UCSB17489  Lupinus argenteus Breedlove, Dennis 1962-6-13 Placer On the western bank of Lake Tahoe; along State Highway 89; 8.3 miles south of Tahoe City; Sierra Nevada 1889 Comment
  SEINET4560789  Lupinus argenteus var. argenteus George K. Helmkamp, E. A. Helmkamp 2011-1 18162 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
  CAS-BOT-BC208840  Lupinus argenteus var. meionanthus E. E. Stanford 1933-8-22 2257 Placer Near Lake Tahoe Comment
  RSA0039076  Lupinus benthamii George K. Helmkamp, Mary Alice Barnes 2013-4-18 20362 Placer Yankee Jim Road, 2.4 miles east of its junction with Canyon Way, 2.5 mi. ENE (78 ) of Weimar 512 Comment
  UC1949024  Lupinus benthamii Barbara Ertter with David Thompson 1989-4-9 8199 Placer Coloma Road E of Auburn Comment
  CDA37252  Lupinus bicolor CDFA Staff s.n. Placer Nute Ranch, near Nute Road. 0 Comment
  SD255737  Lupinus bicolor George K. Helmkamp, Amy Barnes 2014-3-21 22644 Placer Sacramentop Valley; Sheridan, Riosa Road at the west side of its junction with old CA 65. 32 Comment
  UCD83636  Lupinus breweri var. bryoides Albert Grigarick 2009-9-10 189 Placer Squaw Valley Resort, ridge near top of Links chairlift. 2499 Comment
  UC1129476  Lupinus grayi N. French 1934-5-24 358 Placer N. Fork of N. Fork American River North Fork of North Fork American River; Tahoe National Forest, Colfax Quadrangle Comment
  CDA15939  Lupinus lepidus var. confertus G. F. Hrusa, J. Glazner 1999-7-17 15148 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  UCD108251  Lupinus lepidus var. confertus G. K. Helmkamp; E. A. Helmkamp 2005-9-30 9964 Placer Northern High Sierra Mountains: ca. 3.5 mi NW of Lake Tahoe; Along the Truckee River and CA Highway 89, 0.1 mi N of Alpine Meadows Road. 1902 Comment
  UCR189631  Lupinus lepidus var. confertus George K. Helmkamp, E. A. Helmkamp 2007-7-27 12640 Placer Northern Sierra Nevada Mountains, 0.1 mile south of the Rainbow exit from Interstate-80, 0.5 miles east of Rainbow 1790 Comment
  SEINET8051737  Lupinus lepidus var. lobbii M. J. Williams 1973-7-3 73 -H-1 Placer [Sierra Nevada] Near Soda Springs. 2012 Comment
  CDA12414  Lupinus lepidus var. sellulus G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8542 Ab Placer Lake Tahoe; W end of upper Ward Valley on N side, 4 mi SW of Tahoe City. Comment
  UC569529  Lupinus lepidus var. sellulus H. S. Yates 1934-6-29 3918 Placer near Brockway; Truckee Quadrangle Comment
  UC865513  Lupinus lepidus var. sellulus Alice Eastwood 1909-1 64 Placer Ward Creek; Lake Tahoe Region, Ward Creek Comment
  RSA0055953  Lupinus microcarpus var. densiflorus George K. Helmkamp, Amy Barnes 2014-4-23 22771 Placer Sierra Nevada Mountain Foothills: Old Forest Hill Road, 0.4 mile northeast of its junction with CA-49 at North Fork American River. 290 Comment
  CDA12006  Lupinus nanus G. F. Hrusa 1995-5-2 12187 Placer Sierra Nevada; along side of Mosquito Ridge Rd. approx. 3 km. E of Foresthill. Comment
  CHSC114667  Lupinus nanus CDFA Staff 1976-6-24 Placer Nute Ranch, near Nute Road. Comment
  SD255744  Lupinus nanus George K. Helmkamp, Amy Barnes 2014-3-21 22626 Placer Sacramento Valley; Riosa Road at the east side of its junction with CA 65, just west of Sheridan. 32 Comment
  UCR173517  Lupinus nanus George K. Helmkamp, Elizabeth Helmkamp 2006-4-6 10131 Placer Northern Sierra Nevada Foothills, NE edge of Sacramento metropolitan area; Sierra College Road and King Ranch Road SSE of Rocklin 122 Comment
  UCR250172  Lupinus nanus George K. Helmkamp, Mary Alice Barnes 2013-5-3 20484 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
  CHSC96480  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
  RSA413833  Lupinus polyphyllus subsp. polyphyllus Wm Vortriede 1928-1 s.n. Placer Lake Tahoe Comment
  UCD144415  Lupinus stiversii G. F. Hrusa 1995-5-20 12183 Placer Approximately 1 km on Mosquito Ridge Rd past Gorman Ranch Road intersection. 700 Comment
  SEINET10490267  Lupinus superbus var. bernardinus L. S. Smith 1938-7-22 Smith s.n. Placer Tahoe National Forest. Squaw Valley. Comment
  RSA20895  Lupinus vallicola subsp. vallicola Carl B. Wolf 1937-3-30 8358 Placer Sacramento Valley, 2 mi. N of Lincoln. 53 Comment
  UC842058  Luzula divaricata A. A. Heller 1917-8-14 12930 Placer near the crest Mount Lincoln s Summit Valley; Mount Lincoln s of Summit Valley 2499 Comment
  POM362221  Madia bolanderi Fay A. MacFadden 1934-7-26 12692 Placer Foot of Red Mountain Comment
  UC34791  Madia citriodora unknown 1865-4-13 Placer New Castle 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
  UCR250353  Madia elegans George K. Helmkamp, Mary Alice Barnes 2013-5-3 20489 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
  CAS-BOT-BC343775  Madia elegans L. S. Smith 1925-6-6 1630 Placer Tahoe National Forest. Colfax-Forest Hill Road south of highway 533 Comment
  UC217498  Madia elegans H. M. Hall 1917-5-17 10309 Placer 5 mi n Lincoln (along S.P.R.R.); Sacramento Valley Comment
  CHSC73019  Madia glomerata L. P. Janeway 1998-8-6 5981 Placer Lake Tahoe Basin Management Unit - National Forest. North side of Blackwood Creek, 1.7 mi west of Lake Tahoe. Meadow complex. 1938 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
  CAS-BOT-BC342842  Madia glomerata Gordon H. True; J. T. Howell 1965-7-14 2229 Placer Jct. Hiway 20 and Lake Bowman Rd. just E Bear Valley 1341 Comment
  CAS-BOT-BC343243  Madia gracilis H. M. Hall 1910-6-26 8719 Placer Cisco, west slope Sierra Nevada 1804 Comment
  JEPS119434  Madia gracilis George K. Helmkamp, Ann Kerchner, Amy Barnes 2011-7-26 17855 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 Comment
  UCD134281  Madia gracilis A. S. Crafts 1926-5-1 790 Placer American River Canyon. Comment
  POM29897  Madia minima Marcus E. Jones 1882-6-30 s.n. Placer Emigrant Gap. Comment
  POM52138  Madia minima Harriet Ann Walker 1910-06 2036 Placer Deer Park, in the Lake Tahoe district Comment
  POM30638  Madia rammii Marcus E. Jones 1882-7-3 s.n. Placer Colfax. Comment
  CAS-BOT-BC343565  Madia sativa David D. Keck 1932-6-30 1583 a Placer Ca. 4 miles S. of Colfax 640 Comment
  CHSC85745  Maianthemum racemosum G. F. Hrusa; J. Glazner 2000-9-3 15663 A Placer Northern Sierra Nevada. Sugar Bowl Ridge, immediately to W of proposed Crow's Nest ski run. 2164 Comment
  CAS-BOT-BC512081  Maianthemum racemosum subsp. amplexicaule F. Almeda 1993-7-24 7272 Placer About 15 miles SE of Interstate Hwy #80 at Soda Springs on the trail to Upper Sheep Valley. 2133 Comment
  CAS-BOT-BC512084  Maianthemum racemosum subsp. amplexicaule A. A. Heller 1917-6-17 12706 Placer Near the Yuba river below Cisco. 1676 Comment
  SD255788  Malva parviflora George K Helmkamp, Amy Barnes 2014-3-21 22642 Placer Sacramento Valley: Sheridan, Riosa Road at the west side of its junction with old CA-65 (Sheridan 7.5'Q) 32 Comment
  UCR250066  Marrubium vulgare George K. Helmkamp, Mary Alice Barnes 2013-5-3 20470 Placer Foothills, northern Sierra Nevada Mountains, SW edge of Foresthill, Mosquito Ridge Road, 0.2 mile south of Forest Hill Road 974 Comment
  UCD22011  Medicago lupulina Beth Lowe Corbin 1982-8-13 347 Placer 1/2 mile west of The Cedars. In damp, fine, sandy, soil in meadow. Flowers yellow. Mostly sun. West facing slope, 10% incline. Common. 1722 Comment
  UCR249540  Medicago polymorpha George K. Helmkamp 2013-3-1 20149 Placer Sacramento Valley, Ranch House Road, 0.6 mile southeast of Riosa Road in Sheridan 37 Comment
  SACT001477  Melica aristata D. Meyer 1984-7-8 Placer ground at lakeside 1758.0 Comment
  UC333419  Melica aristata unknown Placer Shady Run Summit (Summit) Comment
  JEPS75173  Melica bulbosa Gladys L. Smith 1972-6-20 3261 Placer Ward Peak 2590 Comment
  SD164  Melica bulbosa none listed June 1914 Placer Cisco Comment
  UCR253128  Melica californica George K. Helmkamp, Amy Barnes 2014-4-23 22808 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
  SACT001501  Melica californica Josephine Van Ess 1978-4-18 Placer Collected on top of ricky hill near Folsom Lake about 1 mile north of twin rocks road and .5 mile east amoung rocks. 170.7 Comment
  UCD87276  Melica fugax A. A. Heller 1917-6-17 12699 Placer Yuba River. 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
  CAS-BOT-BC282114  Melica geyeri Marcus E. Jones 1982-6-30 3553 Placer Emigrant Gap Comment
  SEINET175792 Image available Melica geyeri Marcus E. Jones 1882-6-30 3553 Placer Emigrant Gap Comment
  UCD149395  Melica geyeri G. Ledyard Stebbins 1976-7-4 7681 Placer Little Crater. (Exact location unknown. Coordinates estimated by label maker.) Comment
  SACT001520  Melica harfordii D. Meyer 1984-6-23 Placer 1 km from i80 frontage road shady hillside with oak and douglas fir. 978.0 Comment
  UCD36664  Melica harfordii Beecher Crampton 1955-6-15 2897 Placer Placer County, Shirttail Canyon, 5.5 miles west of Iowa Hill. Comment
  UCD87387  Melica harfordii Beecher Crampton 1955-6-15 2897 Placer Placer County, Shirttail Canyon, 5.5 miles west of Iowa Hill. Comment
  SACT001533  Melica stricta James Grove 1977-7-15 Placer 2000.0 Comment
  UCD149728  Melica subulata G. Ledyard Stebbins 1977-7-9 7769 Placer Along trail from McKinistry Lake to Rubicon River. (Exact location unknown. Coordinates estimated by label maker.) 1889 Comment
  SACT001550  Melica torreyana Josephine Van Ess 1979-6-5 Placer on bypass; lightly shaded bank 198.2 Comment
  SEINET11262285  Melica torreyana George Helmkamp, E. A. Helmkamp 2012-5-5 18915 Placer Northern Sierra Nevada Mountain Foothills: Lake Clementine Road, 1.2 miles west of its junction with Foresthill Road, .3 air miles SE of Clementine Dam on the American River (Auburn 7.5').; 0 396 Comment
  SEINET9262014  Melica torreyana George K. Helmkamp, Amy Barnes 2014-1 22799 Placer Sierra Nevada Mountains Foothills: Old auburn-Foresthill ROad 1.7 miles northeast of its junction with CA-49 at North Fork American River (Auborn 7.5 Q) 407 Comment
  CDA19488  Melilotus indicus M. I. Wibawa 2002-5-27 265 Placer Sacramento Valley; Folsom Lake, American River bike trail to Folsom Lake State Recreation Area. 91 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
  RSA409911  Mentha canadensis Wm. Martin 1972-9-10 20226 Placer 1 mile east of Weimer on Hwy 80 Comment
  SEINET2470935  Mentzelia dispersa K. Christie 2010-6-30 1876 Placer Lake Tahoe Basin Management Unit (USFS); east of Brockway Spring along FR 16N57, ca. 0.75 mi. northeast of Kings Beach from Beaver Rd. 2133 Comment
  UC1602077  Mentzelia dispersa Katharine Brandegee Placer Emigrant Gap. Comment
  CAS-BOT-BC428535  Micranthes aprica Brannan; Kellogg 1870-6-9 s.n. Placer Cisco 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
  SCFS1224  Micranthes californica E. Krimmel 2014-5-10 Placer North Fork American River, below Soda Springs Road on trail to Heath Falls Overlook. Comment
  UCD102830  Micranthes californica G. L. Stebbins 1970-4-4 6989 Placer Shirttail Canyon, on road from Colfax to Forest Hill, ca. 1/2 mile east of crossing of North Fork American River. 457 Comment
  SEINET6033442  Micranthes californica J. Elder 1961-3-18 s.n. Placer 5 miles southeast of Auburn on wooded foothill above American River 366 Comment
  CAS-BOT-BC429027  Micranthes nidifica C. F. Sonne 1884-8-24 90 Placer Sierra Nevada Mts. Above Coldstream Comment
  CAS-BOT-BC348388  Micropus californicus var. californicus G. L. Stebbins 1978-5-28 7881 Placer West side of Big Crater 1280 Comment
  CAS-BOT-BC349324  Microseris nutans H. N. Bolander; Keller, M. D. & Co. No date on label s.n. Placer Cisco Comment
  CAS-BOT-BC349328  Microseris nutans Alice Eastwood 1909-1-1 75 Placer Lake Tahoe Region. Sunnyside Comment
  JEPS111245  Microseris nutans Steve Matson 2005-6-12 1268 Placer Martis Valley, ca 3 miles southeast of Truckee, west of Northstar golfcourse and north of subdivision; 100 meters north of fencline; 39.2944 N, 120.1261 W; Elevation 5850 ft. 1783 Comment
  JEPS127495  Microsteris gracilis Steve Matson 2002-5-26 520 Placer nSNH: Tahoe north shore; Snow Creek watershed, Tahoe Vista/Kings Beach. Comment
  JEPS10520  Mimulus angustatus M. E. P. Ames 1880-1 Placer Auburn Comment
  RSA26978  Mimulus angustatus C. L. Hitchcock 1940-5-14 6397 Placer Meier Ranch, 6 miles north of Colfax. 762 Comment
  CDA19493  Mimulus aurantiacus M. I. Wibawa 2002-5-27 266 Placer Sacramento Valley; Folsom Lake State Recreation Area. 121 Comment
  UCR208568  Mimulus aurantiacus George K. Helmkamp, E. A. Helmkamp 2009-5-7 14602 Placer Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 4.4 miles east of its junction with Forest Hill Road in Foresthill 805 Comment
  UCD122317  Mimulus aurantiacus var. grandiflorus F. A. MacFadden 1934-7-2 s.n. Placer American River, Rawhide Mine. Comment
  UC112814  Mimulus bicolor Katharine Brandegee 1908-6-5 Placer Magra Station Comment
  UC1063530  Mimulus breweri N. French 1934-6-22 443 Placer Serena Lake Tahoe National Forest, Truckee Quadrangle Comment
  JEPS71712  Mimulus breweri Gladys L. Smith 1972-6-18 3157 b Placer below Scott Peak 2072 Comment
  CDA19554  Mimulus guttatus M. I. Wibawa, G. F. Hrusa (16048), J. Glazner 2002-5-22 218 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
  SCFS1142  Mimulus guttatus E. Krimmel, F. Felix 2013-7-28 Placer NFAm. Swimming Hole Trail. Stop #5. Comment
  UC1609530  Mimulus guttatus T. S. Brandegee Sept. 1888 Placer Donner Comment
  UCD149497  Mimulus guttatus G. L. Stebbins 1978-5-28 78100 Placer Ralston Ridge. (Exact location unknown. Coordinates estimated by label maker.) Comment
  UCR190712  Mimulus guttatus George K. Helmkamp, E. A. Helmkamp 2007-9-14 12954 Placer Northern Sierra Nevada Mountains Foothills, along Mosquito Ridge Road 0.4 mile east of Foresthill 942 Comment
  JEPS10944  Mimulus guttatus W. L. Jepson 1938-4-5 18584 Placer 2 mi e Auburn (on Placerville road) Comment
  RSA519035  Mimulus guttatus Barbara J. Ertter, David M. Thompson 1989-4-8 8173 Placer Iowa Creek Road, ca 2 miles from I-80 near entrance to Auburn State Recreation Area, at creek crossing. 518 Comment
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Jun 25 2013
  RSA792360  Mimulus guttatus Heidi Haugen 1984-4-15 3 Placer Folsom Lake west side. 23 Comment
  SEINET12269869  Mimulus guttatus Unknown 1953-1 s.n. Placer US 50 near Placerville Comment
  CDA12424  Mimulus lewisii G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8553 Ab Placer Lake Tahoe; N side of upper Ward Valley, 4 mi SW of Tahoe City. Comment
  UC124357  Mimulus lewisii T. S. Brandegee Sept. 1888 Placer Donner Comment
  UCD44025  Mimulus microphyllus C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-8-1 1391 Placer Lake Tahoe Basin. 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
  JEPS86482  Mimulus moniliformis L. R. Heckard with J. Hickman and Alice Howard 1986-7-26 6562 Placer ca. 5 mi se Donner Lake (Sherman Chickering's Soda Springs holdings, on w flank of Tinker Knob) Comment
  CHSC82571  Mimulus moschatus Lowell Ahart 2002-7-22 9901 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
  UCD82830  Mimulus moschatus Robin McMaster 1973-6-3 444 Placer Lake Spaulding. 1524 Comment
  RSA435498  Mimulus moschatus var. longiflorus Fay A. MacFadden 1934-7-9 12568 Placer Emigrant Gap. Comment
  RSA569051  Mimulus primuloides Bonnie C. Templeton 1931-7-5 1507 Placer Near Meek's Bay, Lake Tahoe. 2280 Comment
  JEPS124590 Image available Mimulus primuloides Laurie Hooker 1965-6-27 23 Placer Meadow at left of Highway 89 So. 3.7 miles past Montreal Road Placer County. Comment
  RSA434709  Mimulus primuloides Wm Vortriede 1928-1 s.n. Placer Lake Tahoe. [El Dorado or Placer County] Comment
  UC59504  Mimulus primuloides Ezra Brainerd and Viola B. Baird 1915-7-22 258 Placer e Truckee River (1 mi above Bear Rock); Sierra Nevada Mts. 1898 Comment
  UCD43900  Mimulus primuloides subsp. primuloides C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-9 1266 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  UCD162602  Mimulus primuloides var. primuloides Steve Matson 1998-6-14 247 Placer nSNH; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; 0.9 miles north of Highway 267; 1km west of Martis Creek. 1780 Comment
  JEPS8656  Mimulus pulsiferae Rimo Bacigalupi with G. L. Stebbins, A. Hawkes, J. Hunziker, D. Zohary, F. Ehrendorfer & H. Stutz 1952-7-20 3882 Placer 7 mi e Iowa Hill (tributary of the upper reaches of creek); Tahoe Nat. Forest, Shirttail Creek Comment
  POM298032  Mimulus tilingii A. A. Heller 1917-8-13 12918 Placer Ridge northwest of Donner Pass. 2378 Comment
  JEPS8144  Mimulus torreyi W. L. Jepson 1918-8-20 8078 Placer Tahoe City Lake Tahoe 1905 Comment
  UC147630  Mimulus torreyi Harriet A. Walker 1908-6-24 1257 Placer Blue Canyon 1432 Comment
  UCR209587  Mimulus torreyi George K. Helmkamp, E. A. Helmkamp 2009-8-12 15425 Placer Sierra Nevada Mountains, Forest Hill Road, 20.5 miles northeast of the city of Foresthill 1662 Comment
  CAS-BOT-BC174569  Minuartia californica Frank Tweedy s.n. Placer Unspecified Comment
  CDA17967  Mollugo verticillata K. Connolly 1999-10-8 PDR 1222844 Placer Sierra Nevada; Sierra View Nursery, Loomis, CA. 129 Comment
  UCD125189  Monardella breweri subsp. lanceolata L. M. Sparks 1912-7-1 72 Placer Lake Tahoe. 1920 Comment
  CAS-BOT-BC221667  Monardella candicans Marcus E. Jones 1882-7-4 3458 Placer Colfax Comment
  POM70499  Monardella candicans Marcus E. Jones 1882-7-4 s.n. Placer Colfax. Comment
  SEINET12272517  Monardella candicans M. E. Jones 1882-1 3458 Placer Colfax Comment
  RSA463237  Monardella odoratissima J. H. Nishida 1985-7-10 776 Placer Homewood. 1829 Comment
  UCD75954  Monardella odoratissima Ellen Dean, M. Starbuck,; G. Harrington, M. Bibbo, J. Poloske, K. Mawdsley 2008-7-20 5205 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
  SEINET8732859 Image available Monardella odoratissima Lewis S. Rose 1941-1 41316 Placer Homewood, Lake Tahoe, alt. ca. 6300 ft. 1920 Comment
  CHSC9525  Monardella odoratissima subsp. pallida J. F. Goodwin 1971-7-10 160 Placer Approx. 1 mi. west of Lake Tahoe at end of Old County Road, 2.3 mi sw of Cornelian Bay. 1981 Comment
  UC128213  Monardella odoratissima subsp. pallida Miss Harriet A. Walker 1908-7-25 1389 Placer Cisco 1810 Comment
  UC883621  Monardella odoratissima subsp. pallida P. A. Lebenbauer 1935-6-18 Placer Near Tahoe City 1898 Comment
  SEINET10582103  Monardella odoratissima subsp. pallida A. Graff 1993-7-21 Graff 272 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
  SEINET5333350  Monardella odoratissima subsp. pallida H. A. Walker 1908-7-25 1389 Placer Cisco 1811 Comment
  UCR120233  Montia chamissoi George K. Helmkamp, E. A. Helmkamp, A. Kerchner 1999-6-30 5069 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-BC260646  Muhlenbergia filiformis L. R. Abrams 1917-9-16 6771 Placer Emigrant Gap to Cisco 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
  RSA129351  Muhlenbergia filiformis H. S. Yates 1936-8-9 5988 Placer 2 miles southwest of Martis Peak. 2287 Comment
  RSA619860  Muhlenbergia filiformis Fay A. MacFadden 1934-8-10 12852 Placer Cisco. Comment
  UCD42869  Muhlenbergia filiformis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 236 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  UCD86596  Muhlenbergia filiformis Beecher Crampton 1955-7-13 2986 Placer Placer County, 3.5 miles east of Baxter, mountain slopes above U.S. Highway 40. Comment
  UCD33558  Muhlenbergia rigens Beecher Crampton 1969-11-13 8530 Placer Placer County, Weimar on Interstate 80. 685 Comment
  UCD139283  Muilla maritima G. K. Helmkamp; E. A. Helmkamp 2007-5-23 12048 Placer Northern Sierra Nevada Mountains: Along Forest Hill Road, 2.3 miles northeast of Foresthill. 1116 Comment
  UC854359  Myosurus apetalus Alice Eastwood Jun 15 1912-Jun 19 1912 467 Placer Tahoe City; Lake Tahoe Region Comment
  UCD102557  Myriophyllum quitense Lars Anderson; Doreen Gee 2008-12-9 s. n. Placer Lake Tahoe (California side, near Tahoe Keys East Channel). Approximately 500 ft. from entrance to Tahoe Keys Marina. Comment
  CAS-BOT-BC438834  Nasturtium officinale George K. Helmkamp; Mary Alice Barnes 2013-5-3 20501 Placer Northern Sierra Nevada Mountains Foothills: Mosquito Ridge Road at the north side of the bridge over West Fork of North Fork American River, 5.2 mi. east (87 deg. ) of Forest Hill. 422 Comment
  JEPS82202  Navarretia breweri Gladys L. Smith 1982-6-24 7432 Placer Goose Meadow 1828 Comment
  UCD22114  Navarretia breweri Rex Palmer 1979-6-21 N 385 Placer Headwaters basin area of the North Fork of the American River. Comment
  UCD21978  Navarretia capillaris Beth Lowe Corbin 1982-8-11 326 Placer 1 1/2 mile WNW of Onion Creek campground. In moist, fine, sandy soil. Meadowy drainage in White Fir forest. Flowers white, anthers blue. Mostly shade. SE facing slope, 20% incline. Locally frequent. 1950 Comment
  JEPS71473  Navarretia divaricata Gladys L. Smith 1972-6-20 3265 a Placer Wark Peak, just below summit Ward Peak 2590 Comment
  UCD75681  Navarretia divaricata Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5130 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, near underdeveloped road that crosses the creek. 2106 Comment
  JEPS127503  Navarretia divaricata subsp. divaricata Steve Matson 1998-6-24 299 Placer nSNH; Tahoe north shore; Snow Creek watershed, Tahoe Vista/Kings Beach. Comment
  CDA36875  Navarretia intertexta CDFA Staff 1995-5-12 s.n. Placer Dry Creek. 0 Comment
  UCD36309  Navarretia intertexta Beecher Crampton 1953-5-22 1314 Placer Placer County, 2 miles north of Lincoln, Sunnybrook Farms. Comment
  UC1004179  Navarretia intertexta W. A. Weber and Lewis S. Rose 1953-5-19 8383 Placer 5 mi n Roseville (on road to Lincoln) 45 Comment
  UCD43346  Navarretia intertexta subsp. intertexta C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-12 714 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  JEPS127410  Navarretia intertexta subsp. propinqua Steve Matson 1998-6-27 303 Placer nSNH Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area north side of Highway 267, just west of Martis Creek. Comment
  RSA469428  Navarretia leptalea L. S. Rose 1937-7-29 37616 Placer Tahoe Vista 1905 Comment
  UCD22108  Navarretia leptalea Rex Palmer 1979-6-20 N 330 Placer Headwaters basin area of the North Fork of the American River. Comment
  CHSC79789  Navarretia leptalea subsp. bicolor G. F. Hrusa; J. Glazner 1999-7-18 15224 Placer Betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. UTM: 10S, 43434N, 07418E. 1905 Comment
  POM264777  Navarretia leucocephala subsp. leucocephala Lincoln Constance 1941-5-28 2820 Placer 2 miles north of Lincoln, Sacramento Valley. 61 Comment
  POM75593  Navarretia leucocephala subsp. minima Marcus E. Jones 1882-6-30 10108 Placer Emigrant Gap. Comment
  JEPS70437  Navarretia pubescens W. H. Shockley Jun 1886 Placer Auburn Comment
  UC133851  Navarretia viscidula Katharine Brandegee 1883-1 Placer near Newcastle Comment
  SD43636  Nemophila heterophylla Darley F. Howe 1948-5-22 1855 Placer Placer Co. 609 Comment
  UCD13232  Nemophila heterophylla Harvey Chinn 1975-5-5 63 Placer Placer CO. Tahoe National Forest. Mosquito ridgeRoad, 8.9 miles west-southwest of Placer County Grove of Sierra Redwoods. Elevation 2900 feet. 883 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
  UCR253529  Nemophila heterophylla George K. Helmkamp, Amy Barnes 2014-4-23 22793 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
  RSA20890  Nemophila maculata Carl B. Wolf 1937-3-30 8353 Placer Sacramento Valley, 1.5 miles east of Lincoln on Penryn Road. 61 Comment
  SEINET5520983  Nemophila maculata J. J. Murray 1965-3-13 s.n. Placer Pilot Hill 351 Comment
  SEINET5521021  Nemophila menziesii A. Beninghoff 1930-3-15 2684 Placer 5 miles east of Lincoln Comment
  UCD119925  Nemophila parviflora Terri Williamson 1990-4-15 6 Placer 22587 Sunset Ridge Dr. Lake of the Pines. 365 Comment
  UCR222894  Nemophila pulchella var. fremontii George K. Helmkamp, E. A. Helmkamp 2010-4-17 15901 Placer Sierra Nevada Mountains Foothills, along CA-49, 2.5 miles southeast of Pilot Hill 271 Comment
  JEPS127465  Nemophila spatulata Steve Matson 2003-6-15 799 Placer nSNH; Tahoe Basin; Kings Beach/Tahoe Vista; Snow Creek Watershed. Comment
  CAS-BOT-BC349912  Nothocalais alpestris L. S. Smith 1928-6-28 2422 Placer Tahoe National Forest. Miller Lake Range 2042 Comment
  UCD110222  Notholithocarpus densiflorus var. echinoides Eric Brenner; John Hunter 1996-5-26 015 Placer Big Trees, Mosquito Ridge Rd., Tahoe National Forest. 1740 Comment
  UCR231857  Notholithocarpus densiflorus var. echinoides George K. Helmkamp, E. A. Helmkamp 2010-8-11 16762 Placer Northern Sierra Nevada Mountains, Finning Mill Road, 2.3 miles north of Forest Hill Road at the crossing of McBride Creek 1082 Comment
  JEPS62088  Odontostomum hartwegii E. R. Arp 1935-5-13 Placer Roseville 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
  SEINET6824803  Oemleria cerasiformis B. Rice 1941-3-10 s.n. Placer Near Colfax Comment
  UC1122248  Oenothera elata subsp. hirsutissima N. French, R. Clar 1933-6-20 80 Placer Mount Vernon Roadside Sacramento Quadrangle Comment
  UC615292  Orobanche californica subsp. grayana Beryl O. Schreiber 1932-9-11 764 Placer Near Summit. Comment
  UCD150741  Orobanche uniflora James A. Neilson Jr. 1971-6-30 2162 Placer Tahoe Basin, Lower Ward Creek, Plot # 130. 1935 Comment
  CAS-BOT-BC458060  Orthilia secunda John H. Thomas; Hazelle A. Thomas 1956-7-21 6202 Placer Sierra Nevada. Vicinity of Doner Pass, about 80 miles NE of Sacramento 2377 Comment
  JEPS111291  Orthocarpus cuspidatus Steve Matson 2005-7-10 1389 Placer Martis Valley, southeast of Truckee, National Recreation Area, south of Highway 267 and north of Martis Creek, 500 meters W of parking area 1783 Comment
  SCFS1214  Orthocarpus cuspidatus E. Krimmel 2013-6-29 Placer NFAm. Painted Rock Trail. Top meadow. Comment
  JEPS86485  Orthocarpus cuspidatus subsp. cryptanthus L. R. Heckard with J. Hickman and Alice Howard 1986-7-26 6565 Placer ca 5 mi se Donner Lake (below Ada's Rock, sw slope of Tinker Knob, Sherman Chickering's Soda Springs holdings); se of Donner Lake, sw slope of Tinker Knob 2407 Comment
  RSA516502  Orthocarpus hispidus W. L. Jepson 1931-6-16 15929 Placer Tahoe Vista, Lake Tahoe. 2043 Comment
  SEINET3159771  Orthocarpus pilosus G. B. Grant 1906-7-25 887 Placer Lake Tahoe, Sierra Nevada Mts. Tallac 1890 Comment
  SEINET474026  Osmorhiza berteroi M. E. Jones 1882-6-29 Placer Emigrant Gap Comment
  UCR194696  Osmorhiza chilensis George K. Helmkamp, E. A. Helmkamp 2007-5-30 12202 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 17 miles east of its junction with Forest Hill Road in Foresthill, NW of Ditch Camp 963 Comment
  CDA12409  Osmorhiza occidentalis G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8537 Ab Placer Lake Tahoe; N side of upper Ward Valley, 4 mi SW of Tahoe City. Comment
  SEINET5337439  Paeonia brownii A. Wogaie 1923-6-6 804 Placer Hell Hole- Tahoe Calif. (now Hell Hole Reservoir) Comment
  UCD36117  Panicum acuminatum var. fasciculatum Beecher Crampton 1952-11-9 917 Placer Placer County, 6 miles east of Auburn, about 1.5 miles south of Meadow Vista. 457 Comment
  SACT001639  Panicum hillmanii Josephine Van Ess 1976-9-4 Placer Dry roadside 42.7 Comment
Read comments
Nov 20 2014
  UC170098  Parnassia fimbriata Miss Helen D. Geis 1912-6 203 Placer Crags, Deer Park Deer Park; Crags, Deer Park Comment
  CAS-BOT-BC259632  Paspalum dilatatum Peter H. Raven 1954-8-27 7955 Placer Roseville 48 Comment
  UC1618222  Pectocarya pusilla Barbara Ertter with David Thompson 1989-4-8 8172 Placer Iowa Creek Rd. ca. 2 mi. from I-80 near entrance to Auburn State Recreation Area (at creek crossing) 518 Comment
  SEINET13754222  Pedicularis attollens H. A. Walker Unknown 1470 Placer [Sierra Nevada] near Cisco Lake. Cisco Comment
  UC480747  Pedicularis groenlandica W. C. Blasdale 1923-7-15 Placer Ellis Peak; Lake Tahoe Regio Comment
  UCD44522  Pedicularis groenlandica C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1888 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  UC128137  Pedicularis racemosa Miss Harriet A. Walker 1908-7-29 1502 Placer on trail to Mud Lake; Cisco 1828 Comment
  CHSC11064  Pedicularis semibarbata Lowell Ahart 1969-7-30 Placer Near Handy Camp, French Meadows. 1524 Comment
  JEPS111208  Pedicularis semibarbata Steve Matson 2005-7-4 1364 Placer Martis Valley, southeast of Truckee, National Recreation Area, south of Highway 267 and south of Martis Creek on western edge of Northstar subdivision; on trail near stream. 39.2915 N, 120.1352 W: Elevation 5,900 ft. 1798 Comment
  POM304164  Pedicularis semibarbata L. S. Rose 1941-7-12 41303 Placer Chambers Lodge, (McKinney), Lake Tahoe. 1951 Comment
  UCD23227  Pellaea brachyptera Beth Lowe Corbin 1982-8-9 288 Placer 2/3 mile southwest of Onion Creek campground. 1767 Comment
  CDA15756  Pellaea bridgesii G. F. Hrusa, L. Serafini 1993-6-29 11249 Placer S side of French Meadows Reservoir, immed. below dam. Comment
  SEINET10929437  Pellaea bridgesii G. B. Grant 1906-8-1 Grant UMO 31180 Placer Collected at Lake Tahoe, Sierra Nevada Mts. 2 Comment
  CAS-BOT-BC258795  Pennisetum clandestinum R. L. Reeves 1972-10-20 s.n. Placer Grounds of Dewitt State Hospital, 3 miles north of Auburn Comment
  SEINET178787 Image available Penstemon azureus Marcus E. Jones 1982-7-3 3436 Placer Colfax Comment
  UCR218226  Penstemon azureus subsp. angustissimus George K. Helmkamp, E. A. Helmkamp 2010-6-26 16411 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
  RSA285687  Penstemon azureus subsp. azureus D. C. Michener 1981-7-16 4010 -A Placer Sierra Nevada. Summit of Donner Pass above railway line and its tunnels; east flank of summit. Comment
  NY571120  Penstemon azureus var. angustissimus F. W. Pennell 1940-6-2 25662 Placer Route 49, north of American River, east of Auburn 335.3 Comment
  NY571168  Penstemon azureus var. azureus C. F. Sonne 1886-7-5 s.n. Placer Summit Station; Sierra Nevada Mountains Comment
  UC565903  Penstemon deustus N. French 1934-6-22 439 Placer 1/2 mi w Lake Van Norden; Truckee Quadrangle Comment
  JEPS59355  Penstemon deustus Ezra Brainerd and Viola B. Baird 1915-7-9 106 Placer Bear Rock Sierra Nevada Mts., , Bear Rock (Truckee River) 1889 Comment
  CAS-BOT-BC264487  Penstemon heterodoxus var. heterodoxus Betty J. Jorgensen 1944-7-23 532 Placer Near Soda Springs Comment
  NY601764  Penstemon heterophyllus var. purdyi A. A. Heller 1917-6-19 12748 Placer 5 miles west of Colfax 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
  SEINET4691712  Penstemon neotericus George K. Helmkamp, E. A. Helmkamp 2011-1 18190 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
  POM283535  Penstemon newberryi Lyman D. Benson 1933-6-26 4534 Placer Cisco, U.S. 40; Sierra Nevada mtn range, Bear River watershed. 1829 Comment
  CAS-BOT-BC239279  Penstemon newberryi var. berryi L. S. Smith 1928-6-27 2392 Placer Tahoe National Forest, Deer Park along 5-Lakes Trail 1981 Comment
  UC565930  Penstemon newberryi var. newberryi N. French 1934-5-24 369 Placer north Fork of North Fork of American River 1341 Comment
  UCR231819  Penstemon newberryi var. newberryi George K. Helmkamp, E. A. Helmkamp 2010-8-14 16791 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
  UC566032  Penstemon roezlii G. T. Nordstrom 1934-6-19 122 Placer 0.5 mi ne of mouth Monumental Creek; Colfax Quad. 1463 Comment
  UC579459  Penstemon roezlii N. French 1934-5-28 372 Placer 1 1/2 mi w Black Mountain; Tahoe National Forest, Colfax Quad., w of Black Mountain 1767 Comment
  UCR229563  Penstemon roezlii George K. Helmkamp, E. A. Helmkamp 2011-7-26 17861 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
  CAS-BOT-BC239583  Penstemon rydbergii var. oreocharis L. S. Smith 1926-6-23 1977 Placer Tahoe National Forest, Squaw Valley Mdw 1889 Comment
  NY651286  Penstemon rydbergii var. oreocharis A. A. Heller 1909-7-16 9852 Placer Summit 2133.6 Comment
  POM44142  Penstemon rydbergii var. oreocharis Marcus E. Jones 1897-6-24 s.n. Placer 10 to 15 miles west from Amedee. [incorrect county - should be Lassen] 1220 Comment
  SD247511  Penstemon speciosus George K. Helmkamp, Elizabeth A. Helmkamp 2012-6-19 19226 Placer Northern Sierra Nevada Mountains: Foresthill Road, 1.7 miles east of its junction with Devil's Thumb Road (Duncan Peak 7.5'Q) 1671 Comment
  POM283518  Penstemon speciosus Lyman D. Benson 1932-7-31 4018 Placer 2 mi N Tahoe Tavern. Sierra Nevada mtn range, Truckee River watershed. 1890 Comment
  SEINET5329848 Image available Penstemon speciosus Frevitt 1932-7-5 s.n. Placer Tahoe Vista Comment
  CHSC74182  Perideridia lemmonii Susi Urie 1998-8-26 98 -113 Placer Eastern end of Page Meadows; abot 1.5 mi west of Lake Tahoe and Sunnyside. [Lat./long. on label is '39 9 N; 120 10 30 W']. 2121 Comment
  UCD21672  Perideridia parishii Beth Lowe Corbin 1982-8-10 293 Placer 3/4 mile WSW of Onion Creek campground. In rocky, fine, sandy and organic soil. Flowers white. Mostly shade. SE facing slope, 10% incline. Uncommon. 2023 Comment
  UCR226137  Perideridia parishii Ellen Dean, M. Starbuck, Gordon Harrington, Jennifer J. Buck, Mark Bibbo, J. Poloske, T. Sasaki 2008-7-19 5149 Placer Donner State Park, newly acquired lands to the southwest of Donner Lake, along Emigrant Trail on the north side of the north fork of Cold Creek, forest clearing off trail 2113 Comment
  CHSC74185  Perideridia parishii subsp. latifolia Susie Urie; Eric Schroder 1998-9-8 98 -281 Placer On north side of Ward Creek about 3.1 mi west of Lake Tahoe and Sunnyside. 2017 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
  UC1563726  Petrorhagia dubia Barbara Ertter with David Thompson 1989-4-8 8158 Placer Iowa Creek Road ca 2 mi from I-80 (near entrance to Auburn State Recreation Area, at creek crossing); near entrance Auburn State Recreation Area 518 Comment
  UCR250351  Petrorhagia dubia George K. Helmkamp, Mary Alice Barnes 2013-4-18 20357 Placer Northern Sierra Nevada Mtns Foothills, Yankee Jim Road, 2.4 miles east of its junction with Canyon Way, 2.5 mi. ENE (78 deg. ) of Weimar 512 Comment
  SEINET12558102 Image available Petrorhagia dubia Barbara Ertter, David Thompson 1989-1 8187 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
  UCD22076  Phacelia Rex Palmer 1979-6-20 N 325 Placer Headwaters basin area of the North Fork of the American River. Comment
  UCR207115  Phacelia hastata var. compacta George K. Helmkamp, E. A. Helmkamp 2009-7-16 15217 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
  UC1051796  Phacelia heterophylla subsp. virgata L. R. Heckard 1951-8-9 189 Placer along state hwy 89 about 1.5 mi n Tahoe City; Truckee River canyon 1981 Comment
  UC702950  Phacelia humilis Lewis S. Rose 1940-6-2 Placer 10 min n Tahoe City; Truckee River 1828 Comment
  JEPS126286  Phacelia humilis var. humilis Steve Matson 1998-6-21 254 Placer nSNH; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; 100 meters north of Highway 267. Comment
  RSA26537  Phacelia humilis var. humilis L. S. Rose 1940-6-2 s.n. Placer Truckee River, 10 miles N of Tahoe City. 1829 Comment
  UC579287  Phacelia hydrophylloides B. Bolt 1934-7-16 122 Placer 1 mi ne Lost Emigrant Mine (between Middle and North Forks of the American River w of Needle Peak); Tahoe National Forest, Truckee Quadrangle 2042 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
  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
  UCR229536  Phacelia mutabilis George K. Helmkamp, E. A. Helmkamp 2011-7-26 17857 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
  SEINET5507916  Phacelia nemoralis P. B. Kennedy, S. B. Doten 1901-8-18 416 Placer Talbot's Home Camp, 7 miles from French Meadows Comment
  UCD120663  Phacelia quickii G. L. Stebbins 1977-7-9 7763 Placer Along trail from McKinistry Lake to Rubicon River. 1706 Comment
  RSA0009580  Phacelia racemosa Marcus E. Jones 1882-6-27 s.n. Placer Emigrant Gap. Comment
  SEINET5506818  Phacelia racemosa H. M. Hall 1910-6-19 8701 Placer Cisco 1804 Comment
  CAS-BOT-BC259075  Phalaris lemmonii L. R. Abrams 1935-4-20 13685 Placer Roseville Comment
  RSA21280  Phalaris lemmonii C. B. Wolf 1937-5-12 8624 Placer Sacramento Valley, 1 mi N of Lincoln 46 Comment
  CAS-BOT-BC77389  Philadelphus lewisii Marcus E. Jones 1882-7-3 s.n. Placer Colfax Comment
  SBBG50764  Philadelphus lewisii H. Fong 1973-5-27 146 Placer Mosquito Ridge Rd, ca. 2 mi from French Meadows Rd jct 1524 Comment
  UC420414  Philadelphus lewisii W. W. Mackie 1904-4 Placer near Auburn; American River Comment
  UCD132716  Philadelphus lewisii Ramona Robison 2012-6-21 s.n. Placer Auburn State Recreation Area, along banks of Lake Clementine. 219 Comment
  UCR173737  Philadelphus lewisii George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-14 10705 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
  UCD43335  Phleum alpinum C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-12 703 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  SACT001749  Phleum pratense D. Meyer 1983-9-10 Placer Near parking lot, moist streambank and meadow. 1879.0 Comment
  UCD21969  Phlox diffusa Rex Palmer 1979-5-27 N 80 Placer Headwaters basin area of the North Fork of the American River. Comment
  JEPS59367  Phlox douglasii subsp. rigida Ezra Brainerd and Viola B. Baird 1915-7-15 116 Placer Five Lakes Sierra Nevada Mts. 2298 Comment
  CDA12295  Phlox gracilis G. F. Hrusa 1989-5-2 7066 Placer Sierra Nevada; Mosquito Ridge Road about 15 km. beyond crossing of North Fork of Middle Fork of the American River. Comment
  RSA794813  Phlox gracilis George K. Helmkamp, E. A. Helmkamp 2011-8-26 18173 Placer Along Forest Hill Road, 12.9 miles east of Humbug Road, less than 1 mile northwest of Robinson Flat. 2050 Comment
  JEPS102476  Phoradendron densum Lowell Ahart 2001-10-10 9336 Placer West of Soda Springs Road, about one mile south of Ice Lakes, about 3 miles south of Soda Springs and Highway 80. 2011 Comment
  CAS-BOT-BC58831  Phyllodoce breweri M. E. Parsons 1910-7-7 s.n. Placer Lake Tahoe - Madden Creek Meadows Comment
  UCR253539  Physalis lancifolia George K. Helmkamp, Elizabeth Helmkamp 2012-10-30 20087 Placer Sacramento Valley, South Dowd Road, 0.1 mile south of its junction with Moore Road, southwest of Lincoln 34 Comment
  SEINET4691685  Physocarpus capitatus George K. Helmkamp, E. A. Helmkamp 2010-1 17030 Placer Northern Sierra Nevada Mountains Foothills: along Forest Route 24 at Parker Flat and beside Forbes Creek, 1.9 miles east (airline) lf the Sugar Pine Reservoir dam. 1180 Comment
  UCR231865  Physocarpus capitatus George K. Helmkamp, E. A. Helmkamp 2010-10-16 17030 Placer Northern Sierra Nevada Mountains Foothills, along Forest Route 24 at Parker Flat and beside Forbes Creek, 1.9 miles east (airline) of the Sugar Pine Reservoir dam 1180 Comment
  POM120069  Pinus contorta var. murrayana Marcus E. Jones 1882-7-11 s.n. Placer Emigrant Gap. Comment
  HSC1505  Pinus jeffreyi R. A. Magie 1964-3-27 17 Placer 10 mi. E of Grass Valley along Hwy. 20 Comment
  SEINET5334629  Pinus jeffreyi T. C. Frantz 1951-5-22 s.n. Placer between north end of Lake Tahoe and highway near Nevada state line. Comment
  SEINET11738783  Pinus monticola H. H. Heller 1934-1 s.n. Placer Lake Tahoe Comment
  SBBG24261  Pinus murrayana E. R. Blakley 1960-8-30 3798 Placer Lake Tahoe at mouth of Carnelian Crk 1905 Comment
  UC1819257  Pinus ponderosa Glen E. Sindel 1955-9-25 s. n. Placer Forest Hill, northern edge of flat ridge top, ca. 50 ft W of northern edge of Forest Hill Ranger Station, Tahoe National Forest; IFG plot 68 975 Comment
  UCD69325  Pinus ponderosa Russell Stein 1984-4-25 Placer 6 miles east of Auburn; foothill woodland/ Yellow Pine Forest. 457 Comment
  SEINET5334784  Pinus sabiniana W. Priest 1956-4-7 s.n. Placer On Calif. Highway 49, about 10 miles north of Auburn 610 Comment
  UCR171350  Pinus washoensis George K. Helmkamp, E. A. Helmkamp 2005-10-1 9996 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
  UCD34187  Pistacia terebinthus Beecher Crampton 1977-9-30 9533 Placer Placer County, Applegate. Comment
  UC708089  Plagiobothrys Alice Eastwood Jun 15 1912-Jun 19 1912 444 Placer Tahoe City Lake Tahoe Region, Tahoe City Comment
  UCD22150  Plagiobothrys cognatus Rex Palmer 1979-6-20 N 333 Placer Headwaters basin area of the North Fork of the American River. Comment
  JEPS71522  Plagiobothrys cognatus Gladys L. Smith 1972-6-20 3275 Placer in wet mud roadside just above Ward Summit chairlift 2133 Comment
  CHSC117460  Plagiobothrys cusickii B. Castro; Jessica Boyt 2013-9-11 2000 Placer Northern High Sierra Nevada. Plumas National Forest;W edge of Frenchman Lake, at boat ramp NW of 'Lunker Point' site on maps. 1703 Comment
  JEPS113117  Plagiobothrys fulvus Lowell Ahart, Brian Williams 2007-4-13 13636 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
  UCD80163  Plagiobothrys fulvus var. campestris CNPS SN Foothill Team 2005-4-14 SNFN 0110 c Placer Placer Legacy, Spears/Didion Ranch. Releve situated on east side of entry road, approximately 150 meters north of entry gate off of Mears Road. 309 Comment
  CAS-BOT-BC230946  Plagiobothrys hispidulus Alice Eastwood 1912-6-15 444 Placer Lake Tahoe Region. Tahoe City Comment
  CAS-BOT-BC230950  Plagiobothrys hispidulus Alice Eastwood 1909-1-1 26 Placer Lake Tahoe Region. Sunnyside Comment
  CAS-BOT-BC230940  Plagiobothrys hispidulus John Thomas Howell 1938-8-2 14007 Placer 5 miles N of Brockway Comment
  CHSC90583  Plagiobothrys nothofulvus Wm. Schierenberg 1988-3-18 11 Placer On hillside about 0.04 km east of Rocklin, behind Sierra College. 71 Comment
  UCR253123  Plagiobothrys nothofulvus George K. Helmkamp, Amy Barnes 2014-4-23 22820 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
  UCR258241  Plagiobothrys stipitatus var. micranthus George K. Helmkamp, Amy Barnes 2013-3-28 20241 A Placer Eastern Sacramento Valley, NW edge of Sheridan, new section of Riosa Road, connecting new CA-65 with old CA-65 43 Comment
  RSA756487  Plantago erecta Barbara J. Ertter, David Thompson 1989-4-8 8157 Placer Iowa Creek Road 2 miles from I-80 near entrance to Auburn State recreation area at creek crossing 518 Comment
  CHSC81805  Plantago major Lowell Ahart 2001-10-10 9337 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
  UCD21984  Plantago major Beth Lowe Corbin 1982-8-12 329 Placer Onion Creek campground. In sandy soil. Disturbed meadow near stream. Perennial. Inflorescence green. Full sun. SW facing slope, 5% incline. Common. 1841 Comment
  POM196060  Platanthera leucostachys G. W. Fetters 1929-7-10 s.n. Placer Near Pomins [Tahoe Hot Tubs], Lake Tahoe Comment
  UCR208264  Plectritis brachystemon George K. Helmkamp, E. A. Helmkamp 2009-5-7 14631 Placer Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 13.6 miles east of its junction with Forest Hill Road in Foresthill 771 Comment
  SEINET8530800  Plectritis ciliosa A. Beninghoff 1930-4-20 2957 Placer 6. mi S of Auburn, California Comment
  SDSU11330  Plectritis macrocera D. F. Howe 1948-5-23 1905 Placer American River 305 Comment
  UCR250901  Plectritis macrocera George K. Helmkamp, Mary Alice Barnes 2013-4-18 20347 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
  UC193029  Pleuricospora fimbriolata C. F. Sonne 1888-8-12 Placer on Truckee River Truckee River Comment
  UC557890  Pleuricospora fimbriolata C. F. Sonne Aug., 1896 Placer above Martis Valley (Sierra Nevada Mountains); Sierra Nevada Mountains 2133 Comment
  CAS-BOT-BC254761  Poa bolanderi A. A. Heller 1917-6-17 12701 Placer Along the Yuba River below Cisco 1676 Comment
  SACT001803  Poa bolanderi James Grove 1977-7-15 Placer 2000.0 Comment
  UC1132588  Poa bolanderi N. French 1934-6-22 452 Placer 1/2 mi w Lake Dulzura; Truckee Quadrangle Comment
  UCD21589  Poa bolanderi E. Dean; M. Starbuck, C. Tresan, S. Tresan 2002-7-30 1252 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, ascending ridge. 2200 Comment
  UCD90565  Poa bolanderi R. Tofsrud 1951-7-1 s.n. Placer Hwy. 40 (above Nayak) near Campton's store. Comment
  UCR208266  Poa bulbosa George K. Helmkamp, E. A. Helmkamp 2009-5-7 14647 Placer Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 8.9 miles east of its junction with Forest Hill Road in Foresthill 476 Comment
  SACT001828  Poa canbyi Michael Baad 1976-6-16 Placer To stream crossing. Comment
  SACT001831  Poa compressa D. Meyer 1983-7-16 Placer 1624.0 Comment
  SACT001858  Poa incurva D. Meyer 1983-8-20 Placer Collected from road to summit at first lake steep rocky trail with some moist meadow areas. 2000.0 Comment
  CAS-BOT-BC247371  Poa pratensis W. R. Dudley 1900-6-28 s.n. Placer Tallac Comment
  CAS-BOT-BC247374  Poa pratensis Saichi Kawahara 1969-7-6 1418 Placer West of old cabin, Mel Henderson Ranch, Indian Creek 999 Comment
  SACT001911  Poa pratensis D. Meyer 1983-9-10 Placer West end near parking lot, moist streambank and meadow. 1879.0 Comment
  SACT001922  Poa pratensis D. Meyer 1983-7-30 Placer Moist areas on both sides of road. 2072.64 Comment
  SACT001924  Poa pratensis D. Meyer 1984-9-23 Placer Collected beneath bridge at end of paved portion of road to Barkers Pass. Plants growing in water. 2121.0 Comment
  SACT001928  Poa pratensis D. Meyer 1984-8-26 Placer 1818.0 Comment
  UCD91920  Poa pratensis George Kerley 1965-12-14 89 Placer near Loomis. Ophir Hill Road. 365 Comment
  SEINET10959569  Poa pratensis John Thomas Howell 1943-7-19 Howell 18567 Placer Summit Valley Comment
  SACT001958  Poa scabrella Josephine Van Ess 1977-4-13 Placer Collected about .25 mile below dam. Moist roadside bank. Light shade. 103.7 Comment
  SACT001990  Poa scabrella Michael Baad 1977-6-3 Placer Roadside serpentine outcrop, 0.5 miles west of Sugar Pine Ranger Station 1164.0 Comment
  SEINET2470934  Poa secunda K. Christie 2010-6-30 1875 Placer Lake Tahoe Basin Management Unit (USFS); east of Brockway Spring along FR 16N57, ca. 0.75 mi. northeast of Kings Beach from Beaver Rd. 2133 Comment
  CHSC74050  Poa secunda subsp. juncifolia Susi Urie 1998-9-1 98 -194 Placer Lake Tahoe Basin--National Forest. Meadow below Hwy 28, between the highway and Lake Forest Road; about 0.3 mi north of Lake Tahoe. 1908 Comment
  SEINET7856283  Poa secunda subsp. juncifolia J. Staunton 1955-4-30 s.n. Placer 2 mi. N of Loomis. Comment
  CAS-BOT-BC236328  Poa secunda subsp. secunda L. S. Smith 1925-5-21 1590 Placer Squaw Valley [Olympic Valley] 1889 Comment
  CAS-BOT-BC242949  Poa secunda subsp. secunda M. E. Jones 1882-6-28 11384 Placer Emigrant Gap 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
  UC821113  Poa secunda subsp. secunda A. A. Heller 1917-6-17 12696 Placer below Cisco (along Yuba River) 1676 Comment
  UCD90485  Poa secunda subsp. secunda A. A. Beetle 1941-5-26 2725 Placer Near Cisco. 914 Comment
  SACT002013  Poa tenerrima Josephine Van Ess 1980-4-15 Placer Collected on hill south of parking area about 1.25 mile east of highway 49. Moist hillside slope in serpentine. 414.6 Comment
  UCD91593  Poa wheeleri Mrs. H. P. Kelley 1915-6-22 s.n. Placer Squaw Valley. Comment
  UCD44495  Podagrostis humilis C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1861 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  UCD52761  Podagrostis humilis B. Crampton 1953-7-21 1538 Placer Harrison Flat Road, 1 mile south of Soda Springs. 2133 Comment
  POM70309  Pogogyne douglasii Marcus E. Jones 1882-7-3 s.n. Placer Alta Comment
  CDA36905  Pogogyne serpylloides CDFA Staff 1999-4-28 s.n. Placer Dry Creek. 0 Comment
  UCD21968  Polemonium californicum Beth Lowe Corbin 1982-8-23 408 Placer 2 miles SW of The Cedars. In fine, sandy, organic soil. Flowers blue with white throat. Partial sun. North facing slope, 40% incline. Occasional. 2103 Comment
  SEINET13759320  Polemonium occidentale subsp. occidentale T. W. Richardson 2002-9-16 s. n. Placer [Sierra Nevada] Tahoe City Lake Forest, Robert Pomin Park 1902 Comment
  CAS-BOT-BC167538  Polygala cornuta var. cornuta L. S. Smith 1925-8-13 1705 Placer Tahoe National Forest. Gold Dollar Mine Trail to Pine Nut 1828 Comment
  CAS-BOT-BC170305  Polygala cornuta var. cornuta Isabel McCracken 1938-7-2 s.n. Placer Dutch Flat Comment
  SD244200  Polygala cornuta var. cornuta George K. Helmkamp, E. A. Helmkamp 2012-6-19 19216 Placer Northern Sierra Nevada Mountain Foothills: Foresthill Road, 2.6 miles east of its junction with Mosquito Ridge Road in Forest Hill (Westville 7.5'Q) 1052 Comment
  SEINET6647275 Image available Polygonum A. A. Heller 1917-1 12934 Placer Mount Lincoln S of Summit Valley 2438 Comment
  UC72661  Polygonum amphibium var. stipulaceum Chesnut and Drew 1890-8-8 Placer Cascade (swamp) Lake Tahoe Comment
  UCR120231  Polygonum bistortoides George K. Helmkamp, E. A. Helmkamp, A. Kerchner 1999-6-30 5068 Placer Northern Sierra Nevada Range, Truckee River, c. 4 mi upstream from Lake Tahoe; 1.1 mi south of Squaw Valley Road 1860 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
  JEPS72808  Polygonum davisiae Gladys L. Smith 1972-6-20 3233 Placer exposed ridge from chairlift terminus to ultimate summit peak; Ward Peak 2632 Comment
  CAS-BOT-BC414538  Polygonum douglasii R. F. Hoover 1967-9-5 10829 Placer Carnelian Bay, Lake Tahoe Comment
  JEPS126267  Polygonum douglasii Steve Matson 2000-7-6 466 Placer nSNH; Martis Valley, about 4 miles SE of Truckee; Martis Creek Wildlife Area; 600 meters north of Highway 267. Comment
  UCD43216  Polygonum douglasii C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-13 585 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 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
  UCD100473  Polygonum minimum D. Sanchez-Mata; S. Rivas, M. Barbour, D. S. Mata and P. Rodriguez 1997-9-3 s.n. Placer Soda Springs. Soda Springs Road. Tahoe National Forest. American River Canyon. 1850 Comment
  UC849102  Polygonum phytolaccifolium A. A. Heller 1917-8-14 12934 Placer s Summit Valley; Mt. Lincoln 2438 Comment
  SD102787  Polygonum phytolaccifolium Darley F. Howe 1978-7-15 Placer Along state highway 20, 27 miles west of Truckee 1584 Comment
  CHSC73981  Polygonum polygaloides subsp. kelloggii Susi Urie 1998-9-1 98 -197 Placer Lake Tahoe Basin Management Unit - National Forest. Large meadow below Hwy 28, between the highway and Lake Forest Road; about 0.3 mi north of Lake Tahoe. 1908 Comment
  RSA122846  Polygonum sawatchense subsp. oblivium N. H. French 1934-6-22 478 Placer 1/2 mile W of Lake Van Norden. 2134 Comment
  CAS-BOT-BC420165  Polygonum sawatchense subsp. sawatchense John Thomas Howell 1925-6-27 1200 Placer Tahoe Tavern, Lake Tahoe 1889 Comment
  UC1136152  Polygonum shastense B. Bolt 1934-7-12 108 Placer Snow Mountain Tahoe National Forest, Truckee Quadrangle 2438 Comment
  SEINET5778155 Image available Polypodium hesperium Marcus E. Jones 1882-1 Placer Emigrant Gap Comment
  CAS-BOT-BC232992  Polypogon australis Saichi Kawahara 1969-7-6 1423 Placer W of old cabin, Mel Henderson Ranch, Indian Creek 999 Comment
  UCD90408  Polypogon australis A. A. Beetle 1941-5-26 2724 Placer Near Auburn, bank of branch Rubicon River. Comment
  SACT002020  Polypogon maritimus Josephine Van Ess 1976-8-18 Placer Collected on Ferrari Ranch .25 mile east of Highway 193 and 1.15 miles south in pasture land. Moist area around ditch, south of salt spring. Comment
  RSA654886  Polypogon monspeliensis Steven Coyne 1999-5-10 10846699 c Placer Along 'Keys Creek', east of Fwy and S of Hwy 76. Comment
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Jul 14 2015
  UCR193279  Polystichum imbricans George K. Helmkamp, E. A. Helmkamp 2007-5-30 12186 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 13.5 miles east of its junction with Forest Hill Road in Foresthill, between Mosquito Ridge Lookout and North Fork of Middle Fork American River 800 Comment
  CAS-BOT-BC102699  Populus tremuloides C. B. Wolf 1931-9-10 2420 Placer near R.R. between Tahoe Tavern and head of Truckee River (gates) 1920 Comment
  UCD38930  Populus tremuloides Beecher Crampton 1961-9-27 6002 Placer 1 mile west of Cisco Grove, along US Hwy 40, Yuba River Basin. Comment
  CAS-BOT-BC105579  Populus trichocarpa M. E. Parsons 1909-1-1 s.n. Placer Lake Tahoe Region Comment
  SCFS11529130  Populus trichocarpa E. Krimmel 2012-8-28 Placer NFAm below Chickering bridge. Comment
  UC527363  Populus trichocarpa C. B. Wolf 1931-9-11 2422 Placer near creek 7 mi below summit Donner Pass (w slope of Sierra Nevada); , below summit Donner Pass 1828 Comment
  UCD110729  Populus trichocarpa G. L. Stebbins Jr. 1942-9-1 3341 Placer Bank of Yuba River, on U.S. Highway 40, 1 1/2 miles west of Cisco. 1706 Comment
  JEPS126367  Porterella carnosula Steve Matson 2003-6-9 791 Placer nSNH; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; 200 yards north of Highway 267; 200 yards west of Martis Creek. Comment
  SEINET10972537  Porterella carnosula F. W. Hunnewell 1921-7-17 Hunnewell 8087 Placer 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
  CHSC74254  Potentilla breweri Susi Urie 1998-8-26 98 -117 Placer Lake Tahoe Basin. Eastern end of Page Meadows; about 1.5 mi west of Lake Tahoe and Sunnyside. 2121 Comment
  POM36827  Potentilla flabellifolia C. F. Sonne 1897-7-18 s.n. Placer Near Tinkers Knob 2439 Comment
  UC191285  Potentilla flabellifolia C. F. Sonne 1897-7-18 Placer near Tinker's Knob; near Tinker's Knob 2438 Comment
  UCD22273  Potentilla gracilis Rex Palmer 1979-7-10 N 511 Placer Headwaters basin area of the North Fork of the American River. Comment
  CAS-BOT-BC141635  Potentilla gracilis var. elmeri Alice Eastwood 1909-1-1 20 Placer Sunnyside Comment
  CHSC74256  Potentilla gracilis var. fastigiata Susi Urie 1998-9-3 98 -231 Placer Lake Tahoe Basin. Meadow along the un-named creek along the northeast side of Tahoe Vista; about 0.5 mi north of Lake Tahoe. 1914 Comment
  UCD44614  Potentilla gracilis var. fastigiata C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 1980 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  UCD44655  Potentilla gracilis var. fastigiata C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 2021 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  UCR229457  Potentilla gracilis var. fastigiata George K. Helmkamp, E. A. Helmkamp 2011-7-26 17895 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
  CAS-BOT-BC540399  Potentilla gracilis var. fastigiata Margaret Williams 1974-8-8 74 -P1-22 Placer Sierra Nevada, Murphy's Meadow, 5 miles SE of Hirschdale 2316 Comment
  SEINET6637126  Potentilla gracilis var. fastigiata F. H. Hillman s.n. Placer Between Truckee and Lake Tahoe Comment
  JEPS13874  Primula suffrutescens C. J. Kraebel 1955-8-19 Placer above Squaw Valley Squaw Mountain (w of the upper Truckee River Canyon); , , w Upper Truckee River Cy 2438 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
  UC480743  Primula suffrutescens W. C. Blasdale 1923-7-13 Placer Mount Ellis (Tahoe) Mount Ellis; Lake Tahoe Region, Mount Ellis (Tahoe) Comment
  SEINET8565285  Primula suffrutescens P. B. Kennedy, S. B. Doten 1901-8-10 272 Placer Summit of Devils Cliff, Soda Springs. Comment
  CDA7771  Prunus emarginata S. M. Blank 2007-6-13 s.n. Placer Tahoe City, NNW Pole Creek Comment
  UC484003  Prunus emarginata Carl B. Wolf 1930-10-11 1728 Placer 4 mi w of Emigrant Gap 1524 Comment
  UCD22277  Prunus emarginata Beth Lowe Corbin 1983-8-3 195 Placer Hill west of Onion Creek Campground. SW facing slope, 30% inclination. Mostly sun. Uncommon. Opening in whtie fir forest in fine, sandy, granitic soil. Shrub 6 ft tall, with reddish twigs, older bark greyish. Berries picked green. 1853 Comment
  UCR190847  Prunus emarginata George K. Helmkamp, E. A. Helmkamp 2007-5-23 12063 Placer Northern Sierra Nevada Mountains, Humbug Canyon Road, 0.2 mile northwest of Forest Hill Road, generally southwest of Westville 1576 Comment
  CAS-BOT-BC151205  Prunus virginiana var. demissa Baki Kasapligil 1974-10-6 4911 Placer Soda Springs, Sugar Bowl 1828 Comment
  UC942758  Pseudobahia heermannii Peter H. Raven, G. L. Stebbins Jr. 1952-4-20 4000 Placer 3.7 mi s of Bear River Crossing; Auburn Comment
  SEINET12997150  Pseudostellaria Ronald L. Hartman 1997-7-11 58546 Placer Near campsite ca 200 yards from Foresthill Road, 2-2.5 road mi W from Sailor Flat trail turn-off. 1982 Comment
  JEPS48434  Pseudotsuga menziesii L. S. Smith Aug. 1914 Placer Cisco Comment
  SEINET5334801  Pseudotsuga menziesii var. menziesii W. D. Billings 1940-5-18 1316 Placer Gold Run Comment
  JEPS40455  Psilocarphus brevissimus var. brevissimus R. E. Arp 1932-4-28 7 Placer Roseville Comment
  UCD18832  Psilocarphus oregonus Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-27 137 Placer 1 mi. east along Athens Ave. from its intersection with Industrial Ave., pools are north of Athens and west of dirt road, Orchard Creek site, pool # OKC022, UTMs: 10S0645594; 4300408. 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
  UC192995  Ptelea crenulata C. F. Sonne 1891-5-17 Placer Auburn Comment
  UCD21920  Pterospora andromedea Beth Lowe Corbin 1982-8-23 407 Placer 2 miles WSW of The Cedars. In deep Conifer duff in logged White Fir forest. Stem pinkish. Flowers creme white. Mostly shade. North facing slope, 40% incline. Rare. 2072 Comment
  CAS-BOT-BC460479  Pterospora andromedea Elizabeth Parsons Hawver 1911-8-23 s.n. Placer Lake Tahoe Region: Page Meadow woods Comment
  SEINET7236749  Pterospora andromedea P. B. Kennedy, S. B. Doten 1901-8-15 404 Placer Bearman's Camp, 6 miles from French Meadows. Comment
  UCD91532  Puccinellia distans Beecher Crampton 1967-7-26 8155 Placer Near Nevada County line in Kingvale on Interstate 80. 1950 Comment
  UC614747  Pyrola picta Beryl O. Schreiber 1933-5-21 904 Placer Mount Ellis Trail above Homewood (Lake Tahoe); , Mount Ellis Trail Comment
  SEINET13953300 Image available Quercus californica A. Eastwood 1994-1 Placer Newcastle Comment
  SACT002626  Quercus chrysolepis Herbert Copeland 1935-3-17 Placer 970.0 Comment
  UCD22469  Quercus chrysolepis Beth Lowe Corbin 1982-8-11 318 Placer 1 2/3 miles SW of Onion Creek campground. 1905 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
  UCR190666  Quercus chrysolepis George K. Helmkamp, E. A. Helmkamp 2007-9-14 12962 Placer Northern Sierra Nevada Mountains Foothills, along Mosquito Ridge Road 6 miles east of Foresthill 610 Comment
  CDA16972  Quercus durata G. F. Hrusa, M. I. Wibawa, J. Glazner 2002-5-22 16025 Placer Sierra Nevada; Hughes Mill (site) above Foresthill. 1066 Comment
  CDA16973  Quercus durata G. F. Hrusa, M. I. Wibawa, J. Glazner 2002-5-22 16026 Placer Sierra Nevada; Hughes Mill (site) above Foresthill. 1066 Comment
  UC1135560  Quercus durata N. French 1933-10-17 105 Placer Todd Valley Placerville National Forest, Placerville Quad. 762 Comment
  UC405479  Quercus durata W. W. Mackie 1904-4 Placer Newcastle 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
  CAS-BOT-BC105304  Quercus kelloggii M. S. Jussel 1930-7-1 s.n. Placer Camp Baxter, North Fork of the Stanislaus River 1676 Comment
  RSA758204  Quercus kelloggii Doug Goldman 2004-12-24 3008 Placer Tahoe National Forest. East side of Mosquito Ridge Road (Forest Road 96), 0.6 miles southwest of the bridge over the North Fork of the Middle Fork of the American River., About 10.1 miles east of the intersection of Road 96 and Forest Hill Road in Forest Hill. 473 Comment
  SACT002137  Quercus kelloggii Michael Baad 1983-4-9 Placer 0.6-1.5 miles from junction with Auburn-Forest Hill Road; south-facing wooded slope 304.8 Comment
  SBBG50715  Quercus kelloggii R. F. Denno 1967-5-6 75 Placer 1.5 mi N of Colfax, S of Bear River Comment
  CAS-BOT-BC105308  Quercus kelloggii Emily K. Mcpherson 1976-9-19 76- 27 -4 Placer Middle Fork of the American River 1828 Comment
  SEINET10431645  Quercus kelloggii H. Mozingo 1977-3-19 77 -3 Placer Sierra Nevada, 2 miles S of Auburn, near junction of North and Middle Forks of American River; along trail on North Fork, W side of river above bridge. 274 Comment
  CDA15823  Quercus vacciniifolia G. F. Hrusa, L. Serafini 1993-6-29 11248 Placer S side of French Meadows Reservoir immeditely below dam. Comment
  OBI14213  Quercus vacciniifolia Robert F. Hoover 1967-9-5 10822 Placer Carnelian Bay, Lake Tahoe Comment
  SEINET10437527  Quercus vacciniifolia T. C. Frantz 1951-5-22 s.n. Placer N end of Lake Tahoe, next to NV state line. Comment
  UC614911  Quercus vacciniifolia Beryl O. Schreiber 1934-7-4 1186 Placer 6 mi e Lookout Comment
  UCD47631  Quercus wislizeni Gordon H. True 1971-4-21 6529 Placer Auburn Ravine just west of Lincoln, Placer County. 49 Comment
  JEPS37186  Raillardella argentea L. S. Smith 1925-7-15 1682 Placer near Talbot Camp; Tahoe National Forest, French Meadows 1828 Comment
  CAS-BOT-BC379467  Ranunculus alismifolius R. K. Wellman 1981-5-15 36 Placer Emmigrant Gap Rd. of Hwy 80, Placer City city limits Comment
  CHSC73983  Ranunculus alismifolius var. alismellus Susi Urie 1998-9-1 98 -181 Placer Lake Tahoe Basin--National Forest. Meadow below Hwy 28, between the highway and Lake Forest Road; about 0.3 mi north of Lake Tahoe. 1908 Comment
  CAS-BOT-BC379276  Ranunculus alismifolius var. alismellus A. A. Heller 1917-6-17 12712 Placer low, grassy places along the Yuba river below Cisco 1676 Comment
  POM269582  Ranunculus alismifolius var. hartwegii Lyman Benson 1942-7-2 11243 Placer Highway junction 1 mile west of Truckee. Truckee River drainage area. 1829 Comment
  CAS-BOT-BC379377  Ranunculus alismifolius var. hartwegii Jean L. Thomson 1944-5-14 s.n. Placer Trout Creek near Truckee Comment
  CAS-BOT-BC379382  Ranunculus alismifolius var. hartwegii Lyman Benson 1942-7-2 11243 Placer Sierra Nevada Mts., junction of U.S. 40 and the Truckee River Road to Lake Tahoe 1890 Comment
  CAS-BOT-BC379400  Ranunculus alismifolius var. hartwegii C. F. Sonne 1886-5-2 329 Placer Serra Nevada Mts., in water or near Marzens Meadows near Truckee Comment
  JEPS127535  Ranunculus alismifolius var. lemmonii Steve Matson 1998-5-3 195 Placer nSNH: Martis Valley, about 4 miles SE of Truckee. Martis Creek Wildlife Area, north of Hwy 267, east of Martis Creek, logging road bridge. Comment
  JEPS127528  Ranunculus aquatilis var. diffusus Steve Matson 1998-7-12 328 Placer nSNH: Martis Valley, about 4 miles SE of Truckee. Martis Creek Wildlife Area, north of Highway 267, west of Martis Creek, close to highway rampart. Comment
  CAS-BOT-BC378964  Ranunculus bonariensis John Thomas Howell; Gordon H. True 1972-3-17 7082 Placer northern outskirts of Lincoln 49 Comment
  JEPS113178  Ranunculus bonariensis var. trisepalus Lowell Ahart, Brian Williams 2007-4-13 13651 Placer On damp granite soil, on the 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
  SEINET5338466  Ranunculus canus A. Urrutia 1960-3-19 s.n. Placer North Fork American River, 3-mi. South of Auburn, Highway 49 457 Comment
  JEPS60691  Ranunculus muricatus R. E. Arp 1932-4-18 11 Placer Roseville; along streams Comment
  SD239889  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 (Georgetown 7.5'Q) 779 Comment
  SEINET2441545  Ranunculus occidentalis George K. Helmkamp, E. A. Helmkamp 2009-4-22 14569 Placer Sierra Nevada Mountains Foothills: Rucky Chuck Rd. (dirt) 1.2 miles southeast of Forest Hill Road (Greenwood 7.5' Q.). 448 Comment
  SEINET3840850  Ranunculus occidentalis M. I. Wibawa, G. F. Hrusa, J. Glazner 2002-5-22 224 Placer Hughes Mill, Along Finning Mill road, approximately three miles north of Forest Hill road, approximately three miles East of Forest Hill 1060 Comment
  UC838052  Ranunculus occidentalis A. A. Heller 1917-6-19 12737 Placer Emigrant Gap 1615 Comment
  UCD41266  Ranunculus occidentalis Ellen Dean; Art Shapiro, Adrienne Shapiro 2003-5-12 1723 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
  JEPS59414  Ranunculus occidentalis Viola B. Baird 1915-6-27 133 Placer above Bear Rock; Sierra Nevada Mts., Sheep Meadow 2164 Comment
  UC9481  Ranunculus occidentalis Mrs. M. M. Hardy 1893-1 Placer Comment
  SEINET210456  Ranunculus occidentalis var. eisenii C. L. Hitchcock 1940-5-7 6312 Placer Ca 1 mi W of Baxter Comment
  JEPS127531  Ranunculus occidentalis var. ultramontanus Steve Matson 1998-6-14 237 Placer nSNH: Tahoe north shore; Snow Creek watershed, Tahoe Vista/Kings Beach; dirt road extension of Tiger Ave., under power lines. Comment
  UCD42849  Ranunculus populago C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-23 215 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  UCD42908  Ranunculus populago C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 276 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  UC854403  Ranunculus uncinatus Marcus E. Jones, A. M. 1882-6-28 3308 Placer Emigrant Gap Comment
  RSA654889  Rhamnus alnifolia G. Fred Hrusa, J. Glazner 1997-8-3 14032 Placer Corner of Hwy 89 and Squaw Valley Road. 2000 Comment
  UCR115096  Rhamnus alnifolia G. Fred Hrusa, J. Glazner 1997-8-3 14032 Placer Corner of Hwy 89 and Squaw Valley Rd. 2020 Comment
  UCR218447  Rhamnus californica subsp. tomentella George K. Helmkamp, Mary Alice Barnes & Mary Jane Ganibe 2010-7-2 16422 Placer Sierra Nevada Mountains Foothills, Yankee Jims Road, 3.2 miles southeast of its junction with Canyon Way, 4.4 air mi. SE (156 deg. ) of Colfax 412 Comment
  UC592689  Rhamnus rubra unknown 1928-8-22 3433 Placer 1 mi w Emigrant Gap 1636 Comment
  RSA1845  Rhamnus rubra subsp. obtusissima Carl B. Wolf 1930-10-11 1730 Placer 4 miles W of Emigrant Gap. 1372 Comment
  LA41035  Rhododendron occidentale A. A. Heller; 1917-6-19 12743 Placer Sierra Nevada, 8 mi. E of Colfax Comment
  RSA31127  Rhododendron occidentale A. A. Heller 1917-6-19 12743 Placer 8 mi E of Colfax. Comment
  CAS-BOT-BC200394  Rhododendron occidentale var. paludosum A. A. Heller 1917-6-19 12743 Placer 8 miles east of Colfax Comment
  CAS-BOT-BC438106  Ribes Kellogg; Brannan June 8 s.n. Placer Cisco Comment
  UC178746  Ribes Katharine Brandegee 1914-1 Placer Ellis Meadows North Sierra National Forest Comment
Read comments
Dec 11 2014
  SEINET5845255  Ribes P. L. Comanor, B. Clark, B. O'Malia 1969-5-1 s.n. Placer Colfax area, 1.85 miles from end of railroad bridge on Calif. 194, winding road, plot located on the right past parking area, down path approx. 60 meters 1676 Comment
  CAS-BOT-BC108691  Ribes cereum Posey; Bethel 1920-6-5 s.n. Placer Tahoe. Comment
  CAS-BOT-BC108694  Ribes cereum Mary P. Wells 1980-9-11 s.n. Placer Sierra Nevada. Near Big Creek, opposite stable. 1950 Comment
  CAS-BOT-BC108703  Ribes cereum Frances I. Price 1919-6-1 s.n. Placer Fallen Leaf Lake. 1889 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
  CAS-BOT-BC219201  Ribes nevadense Alice M. King 1923-6-1 s.n. Placer Near Summit Comment
  CAS-BOT-BC219208  Ribes nevadense Geo. B. Grant 1906-7-15 s.n. Placer About Lake Tahoe 2438 Comment
  SCFS5086  Ribes nevadense F. Felix, Erica Krimmel 2013-5-19 26 Placer North Fork American River, 0.5 mile downstream on Cedar meadow trail, next to trail Comment
  UCD54623  Ribes roezlii Ellen Dean; John Downs, Brian Ludwig 2006-3-30 2831 Placer Along Secret Town Rd., near railroad overpass trestle, NW of Interstate-80. 914 Comment
  RSA0018266  Ribes roezlii J. H. Nishida 1985-7-10 777 Placer Homewood. 1829 Comment
  CAS-BOT-BC186200  Ribes roezlii var. roezlii Frances I. Price 1919-8-1 s.n. Placer Fallen Leaf Lake Comment
  CAS-BOT-BC186206  Ribes roezlii var. roezlii Elizabeth Parsons Hawver s.n. Placer Lake Tahoe Region 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
  CAS-BOT-BC168773  Ribes viscosissimum Emily K. Mcpherson 1976-6-12 76- 5 -4 Placer Loch Leven Lakes - Sierra Nevada 2072 Comment
  HSC103187  Ribes viscosissimum Jade Paget-Seekins 2010-7-19 50 Placer Mountains west of Lake Tahoe, up Forest Route 3 past the Ellis Peak trailhead, left onto road toward Miller Meadows. 2280 Comment
Read comments
Mar 8 2016
  JEPS59416  Ribes viscosissimum Ezra Brainerd and Viola B. Baird 1915-7-15 135 Placer Five Lakes Sierra Nevada Mts. 2298 Comment
  UCD74137  Ribes viscosissimum Jennifer W. Burt 2005-7-16 70 Placer abandoned ski area above Rainbow Lodge, off Hwy 50 East of Cisco - collected from coniferous forest near abandoned ski runs. 1947 Comment
  CAS-BOT-BC362920  Rigiopappus leptocladus M. E. Jones 1882-7-3 s.n. Placer Dutch Flat Comment
  UCD14914  Rorippa Beth Lowe Corbin 1982-8-17 363 Placer California, Placer Co.; 1 2/3 miles southwest of The Cedars; 1813 Comment
  CAS-BOT-BC74388  Rorippa curvipes Catherine Best 1981-8-2 s.n. Placer Sierra Nevada. French Meadow boat ramp. Comment
  CAS-BOT-BC74622  Rorippa curvisiliqua Alice Eastwood 1912-6-15 452 Placer Lake Tahoe Regin. Deer Park. 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
  SEINET5784173 Image available Rorippa nasturtium-aquaticum Marcus E. Jones 1882-1 Placer Emigrant Gap Comment
  UCR250078  Rorippa nasturtium-aquaticum George K. Helmkamp, Mary Alice Barnes 2013-5-3 20501 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road at the north side of the bridge over West Fork of North Fork American River, 5.2 mi. east (87 deg. ) of Forest Hill 422 Comment
  CAS-BOT-BC74869  Rorippa subumbellata Miss M. E. Cantelow 1935-7-20 1026 Placer Brockway. Comment
  CAS-BOT-BC146432  Rosa bridgesii G. K. Helmkamp; Amy Barnes 2009-7-12 15176 Placer Sierra Nevada Mountains Foothills: along Foresthill Road, 5.7 miles northeast of the city of Foresthill 1230 Comment
  UCD113386  Rosa bridgesii G. K. Helmkamp; E. A. Helmkamp 2007-5-23 12052 Placer Northern Sierra Nevada Mountains. Along Forest Hill Road, 2.3 miles northeast of Foresthill. 1116 Comment
  UCD113389  Rosa bridgesii K. O'Keefe 1995-6-4 s.n. Placer Along Forest Hill Road, 4 miles east of Forest Hill (town). 900 Comment
  SEINET4560834  Rosa californica George K. Helmkamp, E. A. Helmkamp 2010-1 17026 Placer Northern Sierra Nevada Mountains Foothills: along Forest Route 24 at Parker Flat and beside Forbes Creek, 1.9 miles east (airline) of the Sugar Pine Reservoir dam. 1180 Comment
  UCR231870  Rosa californica George K. Helmkamp, E. A. Helmkamp 2010-10-16 17026 Placer Northern Sierra Nevada Mountains Foothills, along Forest Route 24 at Parker Flat and beside Forbes Creek, 1.9 miles east (airline) of the Sugar Pine Reservoir dam 1180 Comment
  CDA3955  Rosa eglanteria T. C. Fuller, H. K. Wagnon 1964-5-18 11986 Placer South of railroad tracks, east of Dutch Flat Road, Alta. 0 Comment
  UCD16124  Rosa pisocarpa Dan Cederquist 1984-5-22 s.n. Placer Rollins Lake. Comment
  UC527362  Rosa woodsii var. ultramontana C. B. Wolf 1931-9-10 2421 Placer hollow near r.r. tracks between Tahoe Tavern and Truckee River (gates) 1920 Comment
  UCD17681  Rubus armeniacus H. Olmo; T. S. Mallah 1953-4-8 53 81 Placer California. Placer County: corner of Grass Valley Highway and Sawyer Court in Auburn. Comment
  UCD89716  Rubus armeniacus Lindsay Clark 2008-6-20 CFX 17 Placer Stevens Trailhead parking lot in Colfax, off of N Canyon Way, just on the east side of I-80. 737 Comment
  RSA0009766  Rubus glaucifolius Marcus E. Jones 1882-6-28 3309 Placer Emigrant Gap. 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
  CAS-BOT-BC147966  Rubus parviflorus Robert M. Rhode; Barbara Nemeth 1997-6-26 176 Placer Blackwood Creek Canyon, c. 4 miles south of Tahoe City, near Blackwood Creek Canyon road, about 0.3 mile west of turnoff from Highway 89 - Lake Tahoe 1981 Comment
  CHSC9515  Rubus parviflorus J. F. Goodwin 1971-7-10 154 Placer 1 mi. west of Lake Tahoe at end of Old County Road, 2.3 mi. sw of Cornelian Bay. 1981 Comment
  OBI39840  Rubus parviflorus Joy Nishida 1985-7-10 788 Placer Homewood 1829 Comment
  POM91484  Rubus parviflorus Marcus E. Jones 1882-6-28 s.n. Placer Emigrant Gap. Comment
  SEINET7705864  Rubus parviflorus P. A. Lehenbauer 1933-8-6 2305 Placer Tahoe, near Homewood Comment
  UCD17694  Rubus ursinus H. Olmo; T. S. Mallah 1953-3-24 53 21 B Placer California. Placer County: Placer Road in Auburn. Follow to bottom near new highway cut. Off Grass Valley Highway. Comment
  RSA0026096  Rumex John F. Emmel 1988-7-21 1113 Placer Sierra Nevada, Donner Pass area; along dirt road at north end of Lake Mary. 2159 Comment
  CAS-BOT-BC422035  Rumex acetosella John H. Thomas; Hazelle A. Thomas 1956-7-21 6219 Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento. 2377 Comment
  JEPS73003  Rumex acetosella Gladys L. Smith 1972-7-18 3133 Placer Alpine Meadows 2072 Comment
  UCD14635  Rumex acetosella Deanna Lynn Pfleger 1989-5-20 16 Placer Placer Co.; 30 miles from Auburn along Mosquito Ridge Road; 498 Comment
  CAS-BOT-BC103560  Salix eastwoodiae W. R. Dudley 1900-6-19 5280 Placer woods west of Independence Hotel Comment
  CAS-BOT-BC103605  Salix eastwoodiae W. R. Dudley 1900-6-14 5056 Placer Road from Donner Lake to Summit Comment
  CAS-BOT-BC103610  Salix eastwoodiae W. R. Dudley 1900-6-15 5124 a Placer on flat north east of Lake Mary Comment
  CAS-BOT-BC103616  Salix eastwoodiae W. R. Dudley 1900-6-14 5047 Placer Below the upper dam at Donner Lake Comment
  UCD22313  Salix eastwoodiae Rex Palmer 1979-7-11 N 552 Placer Headwaters basin area of the North Fork of the American River. Comment
  UCD22317  Salix eastwoodiae Rex Palmer 1979-7-11 N 585 Placer Headwaters basin area of the North Fork of the American River. Comment
  JEPS127552  Salix exigua Steve Matson 2000-6-24 453 Placer nSNH: Martis Valley, about 4 miles SE of Truckee. Martis Creek Wildlife Area, 400 m north of Hwy 267, 500 m west of Martis Creek, next to concrete slabs. Comment
  JEPS127558  Salix geyeriana Steve Matson 1997-8-9 166 Placer nSNH: Martis Valley, about 4 miles SE of Truckee. Martis Creek Wildlife Area, south of Hwy 267, south of Martis Creek, 'Lookout Mtn. creek. Comment
  UCD44512  Salix geyeriana C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1878 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  CAS-BOT-BC107864  Salix gooddingii Gordon H. True 1968-7-9 4296 Placer Edge of roadside ditch, East of Sheridan, 5.5 miles west of Camp Far West Reservoir Comment
  CAS-BOT-BC106948  Salix laevigata Gordon H. True 1971-5-26 6536 Placer northern limits of Lincoln 48 Comment
  CAS-BOT-BC106954  Salix laevigata Gordon H. True 1971-4-21 6528 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
  CHSC13651  Salix lasiolepis E. L. Smith 1971-7-17 990 Placer At King's Beach. 1903 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
  CAS-BOT-BC124760  Salix lemmonii A. A. Heller 1917-6-17 12721 Placer along the Yuba River below Cisco 1676 Comment
  CAS-BOT-BC124766  Salix lemmonii Gordon H. True 1968-4-17 4167 Placer Hwy. 20 between Yuba Gap and Bear Valley, 1 mile east of Lake Bowman Rd. 1554 Comment
  CAS-BOT-BC124774  Salix lemmonii W. R. Dudley 1900-6-14 5069 Placer Between Donner Lake and Summit Comment
  CAS-BOT-BC124778  Salix lemmonii W. R. Dudley 1900-6-14 5108 Placer northwest of Lake Mary, near Summit Comment
  CHSC13658  Salix lemmonii E. L. Smith 1971-4-17 984 Placer At Yuba Gap ca. 7 km e of Emigrant Gap. 1770 Comment
  CHSC9584  Salix lemmonii E. L. Smith 1971-6-16 958 Placer In meadow at Tahoe Vista, e city limits near King's Beach. 580 Comment
  SEINET10412654  Salix lemmonii A. A. Heller 1909-7-16 9844 Placer Summit. 2134 Comment
  SEINET2470971  Salix lucida subsp. lasiandra K. Christie 2010-7-22 1912 Placer Lake Tahoe Basin Management Unit (USFS); ca. 1.0 mi. southeast of Martis Peak. 2392 Comment
  CAS-BOT-BC129516  Salix melanopsis W. R. Dudley 1900-6-1 5526 Placer Lake shore above McKinney Comment
  CAS-BOT-BC129521  Salix melanopsis L. S. Smith 1931-8-27 2629 Placer French Mdws., Tahoe N.F. - along middle fork American River below Chalk Bluff crossing. Comment
  CAS-BOT-BC129079  Salix scouleriana W. R. Dudley 1900-6-1 5285 Placer West of Independence Hotel Comment
  CAS-BOT-BC129124  Salix scouleriana W. R. Dudley 1900-6-14 5064 Placer By brook between Donner Lake and Summit Comment
  POM107208  Salix scouleriana Marcus E. Jones 1882-7-1 3488 Placer Emigrant Gap. Comment
  UC484002  Sambucus mexicana Carl B. Wolf 1930-10-11 1729 Placer 4 mi w Emigrant Gap 1524 Comment
  CAS-BOT-BC235065  Sambucus racemosa var. melanocarpa W. R. Dudley 1900-6-14 s.n. Placer Shores of Donner Lake Comment
  JEPS13384  Sambucus racemosa var. microbotrys C. F. Sonne 1886-7-5 127 Placer <at Lakes near summit> Sierra Nevada Mts. 2194 Comment
  CAS-BOT-BC235192  Sambucus racemosa var. racemosa Mrs. Marian Campbell 1920-6-28 s.n. Placer Lake Tahoe Region. Heather Lake Comment
  UCR249589  Sanguisorba minor subsp. muricata George K. Helmkamp, Elizabeth Helmkamp 2013-6-11 20802 Placer Northern Sierra Nevada Mountains Foothills, Yankee Jim's Road, 3.6 miles northwest of its junction with Forest Hill Road 768 Comment
  SD239555  Sanicula bipinnata George K. Helmkamp, E. A. Helmkamp 2012-5-5 18933 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
  UCSB32297  Sanicula bipinnata Bingham, R. F. (Mrs.) 1882-1 Placer Auburn Comment
  CDA19549  Sanicula bipinnatifida M. I. Wibawa, G. F. Hrusa , J. Glazner 2002-5-22 239 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
  SDSU2332  Sanicula crassicaulis D. F. Howe 1948-5-21 1914 Placer 4 mi. north of Auburn. 457 Comment
  UCD15165  Sanicula crassicaulis Phyllis Adams 1982-4-20 6 Placer California, Placer Co.; near the town of Auburn, in the American River Canyon; 457 Comment
  UCR194970  Sanicula crassicaulis George K. Helmkamp, E. A. Helmkamp 2007-5-18 12001 Placer Northern Sierra Nevada Mountains Foothills, Forest Hill Road, 4.3 miles northeast of the bridge over the junction of North and West Forks of the American River 485 Comment
  POM133547  Sanicula graveolens C. F. Sonne 1895-06 4112 Placer Road to Lake Tahoe Comment
  UC875487  Sanicula graveolens Lewis S. Rose 1940-6-2 40459 Placer 10 mi n of Tahoe City (Truckee River); Truckee River 1828 Comment
  CHSC82521  Sanicula tuberosa Lowell Ahart 2002-7-22 9876 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
  SD243063  Sanicula tuberosa George K. Helmkamp, E. A. Helmkamp 2010-7-28 16669 Placer Northern Sierra Nevada Mountains: Forest Hill Road, 1.6 miles west of the junction with Soda Springs Road at Robinson Flat. 2040 Comment
  SEINET3815674 Image available Sanicula tuberosa L. S. Rose 1941-7-18 41323 Placer Lake Tahoe, Chamber Lodge (McKinney) 1900 Comment
  UC1123196  Sanicula tuberosa N. French 1934-6-22 485 Placer 1/2 mi w of Lake Van Norden (Tahoe National Forest); Tahoe National Forest 2133 Comment
  UC1515015  Sanicula tuberosa Bolander 1865-1 4509 Placer Auburn Comment
  UCD128045  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
  CAS-BOT-BC436879  Saxifraga John H. Thomas; Hazelle A. Thomas 1956-7-21 6136 Placer Vicinity of Donner Pass about 80 miles northeast of Sacramento, Sierra Nevada 2377 Comment
  JEPS82987  Saxifraga G. L. Stebbins 1970-4-4 6990 Placer 1/2 mi e of crossing of North Fork (American River, on road from Colfax to Forest Hill); Shirttail Canyon, American River 457 Comment
  POM141734  Saxifraga bryophora C. F. Sonne 1897-7-18 s.n. Placer [Above ?], Truckee. Comment
  UCR208271  Saxifraga californica George K. Helmkamp, E. A. Helmkamp 2009-5-7 14637 Placer Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 13.6 miles east of its junction with Forest Hill Road in Foresthill 771 Comment
  UC585214  Saxifraga nidifica var. nidifica E. B. Babcock, G. L. Stebbins Jr. 1936-6-2 1585 Placer about 3 mi e Emigrant Gap (between main road and Nevada City Road) 1767 Comment
  JEPS59419  Saxifraga odontoloma Ezra Brainerd and Viola B. Baird 1915-7-10 138 Placer Deer Park; Sierra Nevada Mountains, Deer Park 1920 Comment
  JEPS72254  Saxifraga tolmiei Gladys L. Smith, Betsy Wilson 1972-8-26 Placer Granite Chief 2560 Comment
  UC1127664  Saxifraga tolmiei R. C. Wilson 1934-9-20 79 Placer Granite Chief Mountain; Tahoe National Forest, Granite Chief Mountain 2743 Comment
  POM90720  Saxifraga tolmiei C. F. Sonne 1885-8-23 s.n. Placer Tinker Knob. 2896 Comment
  POM260122  Scandix pecten-veneris C. L. Hitchcock 1940-5-7 6353 Placer ca. 1 mile west of Baxter Comment
  CDA25016  Scirpus microcarpus J. Glazner 2000-9-2 s.n. Placer Lake Tahoe; betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1889 Comment
  CDA3394  Scleranthus annuus G. D. Barbe 1985-7-15 4239 Placer Meadow Vista Community Park, 10 miles east of Auburn. 0 Comment
  UCD34139  Scleranthus annuus subsp. annuus Beecher Crampton 1977-4-3 9463 Placer Placer County, 3.5 miles north of Auburn, just east of Elder's Corner on Dry Creek Road. Comment
  UCD92500  Scribneria bolanderi Beecher Crampton 1957-5-7 3987 Placer 2 miles north of Lincoln. Comment
  SEINET7249119  Scrophulariaceae George K. Helmkamp, Mary Alice Barnes 2013-1 Placer Comment
  UC1748299  Scutellaria californica James D. Jokerst 1988-6-6 3008 Placer Long Creek Hydro Project, ca 1 mi W of Ramsey Crossing, N of Long Canyon Creek Comment
  CAS-BOT-BC417846  Sedella pumila Alice Eastwood; John Thomas Howell 1937-5-8 4337 Placer near Auburn on road to Grass Valley Comment
  UCD69348  Sedum obtusatum 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. Perennial plant communities growing in massive ultramafic outcrops close to Jeffrey pine open forets (Querco vaccinifoliae-Pinetum jeffreyi Rivas-Martinez and Sanchez-Mata 1997). 1850 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
  SD125412  Sedum obtusatum Beth Lowe Corbin 1982-8-10 299 Placer 1.25 mile westnorthwest of Onion Creek Campground. 1980 Comment
  CAS-BOT-BC64209  Sedum obtusatum subsp. obtusatum John Thomas Howell 1943-7-21 18661 Placer Donner Pass to Mt. Lincoln Comment
  CAS-BOT-BC59068  Sedum spathulifolium Marcus E. Jones 1882-6-30 3345 Placer Emigrant Gap. Comment
  UC36178  Senecio integerrimus var. exaltatus J. Burtt Davy Jun 25 1897-Jun 30 1897 3249 Placer near Truckee River (on road to Tahoe); Truckee River Basin Comment
  CAS-BOT-BC364027  Senecio integerrimus var. major G. K. Helmkamp; E. A. Helmkamp 2007-6-12 12328 Placer Northern Sierra Nevada Mountains: Lake Spaulding Road just north of its junction with Hwy CA-20 1610 Comment
  CAS-BOT-BC364033  Senecio integerrimus var. major Alice Eastwood 1909-1-1 270 Placer Lake Tahoe Region. Deer Park Comment
  UCR191103  Senecio integerrimus var. major George K. Helmkamp, E. A. Helmkamp 2007-6-12 12328 Placer Northern Sierra Nevada Mountains, Lake Spaulding Road just north of its junction with Hwy CA-20 1610 Comment
  CAS-BOT-BC363997  Senecio integerrimus var. major L. S. Smith 1926-5-25 1848 Placer Tahoe National Forest. Mosquito Ridge near Greek Store [Greekstore] 1676 Comment
  JEPS126410  Senecio triangularis Steve Matson 1998-7-28 364 Placer Tahoe north shore Watershed, Tahoe Vista/Kings Beach; dirt road extension of North Ave. at junction with west Fork of Snow Creek. Comment
  UCD21785  Senecio triangularis Beth Lowe Corbin 1982-8-5 251 Placer Onion Creek campground. 1841 Comment
  UCD15160  Senecio vulgaris Phyllis Adams 1982-4-24 9 Placer near the town of Auburn, in the American River Canyon, at the end of Flood Road; 441 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
  CHSC45827  Sequoiadendron giganteum Lowell Ahart 1975-8-23 960 Placer Placer County grove of the Sierra Redwoods, about 1/2 mile south of Mosquito Ridge Road, about 18 miles east of Forest Hill. 1676 Comment
  NY951527  Sequoiadendron giganteum D. H. Goldman 2004-11-2 2920 Placer Mosquito Ridgem Placer County Big Trees Reserve, Tahoe National Forest 1634 Comment
  UCD83590  Sericocarpus oregonensis subsp. californicus Albert Grigarick 2009-8-7 159 Placer Shirley Creek Trail, between Squaw Valley Resort and Shirley Lake. 1959 Comment
  CAS-BOT-BC364760  Sericocarpus oregonensis subsp. californicus W. R. Dudley 1909-8-1 s.n. Placer Dutch Flat Comment
  UC1999910  Sericocarpus oregonensis subsp. californicus J. C. Semple, B. Semple 1995-9-20 10477 Placer Dutch Flats, Main Street; 1.3 km NE of Post Office. Comment
  CDA37687  Setaria faberi Breckenridge 2004-6-2 s.n. Placer Loomis, along Taylor Road. 0 Comment
  UCD32975  Setaria pumila Beecher Crampton 1965-9-13 7494 Placer Placer County, Gold Run, Interstate Hwy. 80. 975 Comment
  JEPS111304  Sibbaldia procumbens Steve Matson 2005-7-30 1418 Placer Squaw Valley ski area, 1 km WSW of High Camp (top of tramway): 39.1937 N, 120.2647 W; elevation 8,100 ft. 2468 Comment
  CAS-BOT-BC213133  Sidalcea Peter Rubtzoff 1976-9-19 8867 Placer Lake Van Norden, Sierra Nevada 2063 Comment
  UC1980584  Sidalcea C. Rose Broome, Crissie Cagle 1978-8-3 2309 Placer Laing Rd. (frontage rd. to Rancho Sierra Inn) just S of I-80 at Emigrant Gap exit. Mountain meadow. Comment
  JEPS59420  Sidalcea glaucescens Ezra Brainerd and Viola B. Baird 1915-7-25 140 Placer above Deer Park Inn (Garden of the Gods); Sierra Nevada Mts., Garden of the Gods 2072 Comment
  JEPS67207  Sidalcea glaucescens C. F. Sonne 1888-7-29 42 Placer road near Lake Tahoe; Sierra Nevada Mountains, nr Lake Tahoe Comment
  UC1124951  Sidalcea glaucescens N. French 1934-6-22 484 Placer 1/2 mi w Lake Van Norden; Truckee Quadrangle 2133 Comment
  UC662663  Sidalcea glaucescens L. S. Rose 1941-7-14 41314 Placer Homewoods , Homewood (Lake Tahoe) 1900 Comment
  UC750673  Sidalcea glaucescens Lewis S. Rose 1941-7-14 41314 Placer Homewood , Homewood (Lake Tahoe) 1920 Comment
  UCD42878  Sidalcea glaucescens C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 245 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  UCR233458  Sidalcea glaucescens George K. Helmkamp, E. A. Helmkamp 2011-8-26 18182 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
  POM153488  Sidalcea glaucescens P. A. Munz 1928-6-25 11091 Placer Tahoe Canyon, Lake Tahoe. 2073 Comment
  POM282876  Sidalcea glaucescens Lyman Benson 1933-6-26 4545 Placer 4 miles west of Donner Pass, Sierra Nevada, Bear River Watershed, Canadian zone, US 40. 1982 Comment
  SD81050  Sidalcea glaucescens Darley F. Howe 1971-7-1 Placer 8.0 miles south of Truckee. 1829 Comment
  SEINET11992697  Sidalcea glaucescens J. H. Nishida 1985-1 791 Placer Homewood 1829 Comment
  UC18885  Sidalcea glaucescens Mrs. M. M. Hardy 1893-1 Placer Comment
  UCD43993  Sidalcea oregana subsp. hydrophila C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-11 1359 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  RSA448230  Sidalcea oregana subsp. spicata George B. Grant 1906-6-25 7072 Placer Lake Tahoe. Comment
  UCD150577  Sidalcea oregana subsp. spicata James A. Neilson Jr. 1970-7-16 1544 Placer Tahoe Basin, Lower Ward Valley. 2011 Comment
  JEPS67265  Sidalcea oregana subsp. spicata C. F. Sonne 1886-7-11 342 Placer road to Hotsprings Sierra Nevada, road to Hotsprings (Tahoe) Comment
  SCFS1208  Silene E. Krimmel 2013-6-29 Placer NFAm. Painted Rock Trail. Off s. slope near top. Comment
  UCR250344  Silene californica George K. Helmkamp, Mary Alice Barnes 2013-4-18 20365 Placer Northern Sierra Nevada Mtns Foothills, Yankee Jim Road, 2.4 miles east of its junction with Canyon Way, 2.5 mi. ENE (78 deg. ) of Weimar 512 Comment
  UC8506  Silene californica H. N. Bolander 1865-4-10 4515 Placer Bed of American River Comment
  UC1283705  Silene douglasii Beecher Crampton 1964-7-21 7123 Placer 1 mi e Cisco Grove; e of Cisco Grove 1737 Comment
  UCD150315  Silene douglasii var. douglasii James A. Neilson Jr. 1970-8-5 1762 Placer Tahoe Basin, Ward Creek area. 2499 Comment
  UCD15170  Silene laciniata subsp. californica Phyllis Adams 1982-5-15 48 Placer California, Placer Co.; in the American River Canyon; 198 Comment
  CAS-BOT-BC389027  Silene laciniata subsp. californica G. Earnhart 1961-4-2 6 Placer 2 1/2 miles east of Auburn, north fork of American River 396 Comment
  CAS-BOT-BC389371  Silene lemmonii Marcus E. Jones 1882-7-1 s.n. Placer Emigrant Gap Comment
  UCD150312  Silene vulgaris James A. Neilson Jr. 1970-8-1 1689 Placer Tahoe Basin, Tahoe City. 1901 Comment
  UCR250175  Silene vulgaris George K. Helmkamp, Mary Alice Barnes 2013-5-3 20462 Placer Foothills, northern Sierra Nevada Mountains, SW edge of Foresthill, Mosquito Ridge Road, 0.2 mile south of Forest Hill Road 974 Comment
  CDA19548  Sisyrinchium elmeri M. I. Wibawa, G. F. Hrusa , J. Glazner 2002-5-22 237 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
  SEINET8888155  Sisyrinchium halophilum P. A. Lehenbauer 1932-6-26 s.n. Placer Lake shore, Tahoe City Comment
  SCFS1025  Sisyrinchium idahoense E. Krimmel 2014-7-5 Placer Meadow below the Cedars. Comment
  SACT002227  Sitanion hystrix D. Meyer 1983-6-25 Placer 1418.0 Comment
  SACT002257  Sitanion jubatum Michael Baad 1976-6-3 Placer Descending towards Middle Fork on road from Forest Hill to French Meadows. 1.5 miles east of Forest Hill. 701.0 Comment
  CDA15674  Smilacina racemosa G. F. Hrusa, J. Glazner 1999-7-18 15221 Placer Lake Tahoe; Wooded slopes betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1889 Comment
  UCR249594  Smilacina racemosa George K. Helmkamp, Elizabeth Helmkamp 2013-6-11 20818 Placer Northern Sierra Nevada Mountains Foothills, Yankee Jim's Road, 3.6 miles northwest of its junction with Forest Hill Road 768 Comment
  CDA5900  Solanum carolinense J. C. Henderson, K. Stark 1971-7-16 Placer Sierra Nevada; Southern Pacific Railroad tracks, Colfax. Comment
  JEPS82189  Solanum rostratum Wilma Follette 1975-9-20 S 3630 Placer in backyard of Follette home on Carnelian Bay, Lake Tahoe, Tahoe Supplement Lake Tahoe; Carnelian Bay, Lake Tahoe Comment
  SEINET6186039  Solanum umbelliferum D. Erskine 1941-4-13 30 Placer American River Canyon, between Auburn and Folsom 183 Comment
  JEPS71535  Solanum xanti Gladys L. Smith 1972-6-21 3283 Placer roadbank going into Alpine Meadows 2072 Comment
  RSA122319  Solidago canadensis subsp. elongata B. Bolt 1934-8-22 186 Placer Grayhorse Flat, west of Lake Tahoe. 1982 Comment
  CHSC73660  Solidago elongata L. P. Janeway; Eric Schroder 1998-9-16 6331 Placer 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
  JEPS126408  Solidago elongata Steve Matson 1998-8-18 370 Placer Tahoe north shore Watershed, Tahoe Vista/Kings Beach; Middle Fork Snow Creek above golf course along trails. Comment
  UC579497  Solidago elongata H. S. Yates 1934-6-29 3900 Placer near Tahoe City; Truckee Quad. Comment
  CAS-BOT-BC365114  Solidago velutina subsp. californica Mrs. C. E. Miller 1919-1-1 s.n. Placer McKinneys, Lake Tahoe Comment
  OBI77755  Solidago velutina subsp. californica Robert F. Hoover 1967-9-5 10836 Placer Carnelian Bay, Lake Tahoe Comment
  CDA19497  Soliva sessilis M. I. Wibawa 2002-5-27 271 Placer Sacramento Valley; Next to parking lot to American River bike trail to Folsom Lake State Recreation Area. 91 Comment
  CAS-BOT-BC366000  Sonchus asper Gordon H. True 1968-7-10 4367 Placer Hwy. 20 between Yuba Gap and Bear Valley, 1 mile east of Lake Bowman Road 1554 Comment
  CDA37238  Sonchus asper CDFA Staff s.n. Placer Nute Ranch, near Nute Road. 0 Comment
  CAS-BOT-BC157305  Sorbus californica Alice Eastwood 1919-1-1 314 Placer Deer Park Comment
  CAS-BOT-BC158902  Sorbus scopulina Peter H. Raven 1956-8-4 9992 Placer 1.0 miles from Blue Canyon on road to Emigrant Gap - Sierra Nevada Comment
  UCR201762  Sorbus scopulina George K. Helmkamp, E. A. Helmkamp 2008-8-20 14018 Placer Northern Sierra Nevada Mountains, Rainbow exit south from US-80 and east of Big Bend, adjacent to the South Yuba River 1811 Comment
  CDA25789  Sorghum halepense G. K. Helmkamp, E. A. Helmkamp 2007-10-28 13107 Placer Sacramento Valley; Along Nicolaus Road 5.8 miles west of Lincoln. Comment
  CAS-BOT-BC390111  Spergularia bocconi Gordon H. True 1971-4-21 6532 Placer Auburn Ravine just west of Lincoln 49 Comment
  CAS-BOT-BC390676  Spergularia rubra Saichi Kawahara 1969-7-19 1552 A Placer Highway 800, 500 feet south of Nevada County Line 1889 Comment
  UCD128093  Sphenosciadium capitellatum Rex Palmer 1983-11-10 N 895 Placer Headwaters basin area of the North Fork of the American River. Comment
  UCR179197  Sphenosciadium capitellatum Rex Palmer 1979-1 N- 895 Placer Sierra Nevada Mtns., Headwaters Basin Region of the North Fork of the American River [vicinity of The Cedars, NW of Squaw Valley, south of Norden] 2134 Comment
  SEINET3157626  Spiraea betulifolia G. B. Grant 1906-1 1239 Placer Lake Tahoe, Sierra Nevada Mts. 2438 Comment
  UC1128697  Spiraea densiflora B. Bolt 1934-7-17 131 Placer Robertson Flat; Tahoe National Forest, Colfax Quad. 2011 Comment
  CAS-BOT-BC152532  Spiraea splendens Alice Eastwood 1909-7-1 97 Placer Sunnyside Comment
  UCD150748  Spiranthes romanzoffiana James A. Neilson Jr. 1970-8-28 1861 Placer Tahoe Basin, Paige meadows. 2103 Comment
  UCD93133  Sporobolus cryptandrus Beecher Crampton 1975-10-14 9330 Placer Emigrant Gap area on Interstate Hwy. 80. Comment
  SEINET9339966  Stachys rigida var. rigida Unknown 2010-8-11 16759 Placer Northern Sierra Nevada Mountains Comment
  RSA447392  Stachys stricta Wm. Martin 1971-9-10 20279 Placer Blue Canyon Creek, 2 miles south of Ranger Station, Tahoe Natl. Forest. Comment
  UCD99342  Stellaria calycantha G. K. Helmkamp; E. A. Helmkamp 2007-5-23 12056 Placer Northern Sierra Nevada Mountains. Along Forest Hill Road, 11.1 miles northeast of Foresthill. Comment
  POM101737  Stellaria longipes Marcus E. Jones 1882-6-28 s.n. Placer Emigrant Gap. Comment
  JEPS127491  Stellaria longipes subsp. longipes Steve Matson 1998-6-21 273 Placer nSNH: Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; north of Highway 267, along east Martis Creek east of boundary fence. Comment
  UCR171735  Stellaria media George K. Helmkamp, E. A. Helmkamp 2006-2-9 10059 Placer Northern Central Valley, English Colony Way [Humphrey Road] at Sierra College Blvd near Clover Valley Creek; SE of Lincoln 183 Comment
  SEINET5337367  Stellaria media L. Killinger 1962-3-17 s.n. Placer 3 miles east of Auburn on north fork of American River. 396 Comment
  CAS-BOT-BC375009  Stenotus acaulis Elizabeth Parsons Hawver 1912-7-26 s.n. Placer Ellis Peak, Lake Tahoe Region Comment
  CAS-BOT-BC375011  Stenotus acaulis John Thomas Howell 1943-7-26 18838 Placer Mt. Lincoln Comment
  JEPS111162  Stenotus acaulis Steve Matson 2005-7-16 1398 Placer Tahoe west shore, about 900 meters northwest of Barker Pass/PCT trailhead, 200 meters south of where PCT reaches saddle north of Barker Peak; 39.0808 N, 120.2438 W; elevation 8,100 ft. 2468 Comment
  POM57271  Stenotus acaulis C. F. Sonne 1897-08 14131 Placer Near Tinker's Knob 2744 Comment
  RSA790858  Stipa lettermanii George K. Helmkamp, E. A. Helmkamp 2012-5-11 18959 Placer Finning Mill Road, 4 mi north of Forest Hill Road and at the junction with Hollow Logging Road. 1140 Comment
  UCR235377  Stipa lettermanii George K. Helmkamp, E. A. Helmkamp 2012-5-11 18959 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
  SEINET10610763  Stipa occidentalis Lewis S. Rose 1946-6-23 Rose 46193 Placer Rainbow, n. of Cisco 1737 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
  UCR209732  Stipa occidentalis var. pubescens George K. Helmkamp, E. A. Helmkamp 2009-8-12 15449 Placer Sierra Nevada Mountains, Forest Hill Road at Robinson Flat, 27 miles northeast of the city of Foresthill 2061 Comment
  UCR240887  Stipa pulchra George K. Helmkamp, E. A. Helmkamp 2012-3-31 18655 Placer Sacramento Valley, along CA-193, 0.1 mile west of its junction with Sierra College Blvd. 88 Comment
  CAS-BOT-BC87413  Streptanthus polygaloides Saichi Kawahara 1969-7-6 1474 Placer On Finning Mill Road just south of Sugar Pine Road. Tahoe National Forest. 1139 Comment
  JEPS9070  Streptanthus polygaloides Rimo Bacigalupi with G. L. Stebbins, A. Hawkes, J. Hunsiker, D. Zohary, H. Stutz and F. Ehrendorfer 1952-7-20 3875 Placer slope just s Shirttail Creek (6 mi e of Iowa Hill); Tahoe National Forest 1115 Comment
  RSA584109  Streptanthus polygaloides Saichi Kawahara 1969-7-6 1474 Placer On Finning Mill Road just south of Sugar Pine Road. Tahoe National Forest 1139 Comment
  CAS-BOT-BC87766  Streptanthus tortuosus Betty J. jorgensen 1944-7-2 513 Placer Along summit near Donner Pass. Comment
  CAS-BOT-BC87772  Streptanthus tortuosus Alice Eastwood 1909-1-1 260 Placer Lake Tahoe Region. Deer Park. Comment
  SD237393  Streptanthus tortuosus G. K. Helmkamp, E. A. Helmkamp 2009-5-7 14622 Placer Sierra Nevada Mountains Foothills: Oxbow road, 2.0 miles south of its junction with Mosquito Ridge Road; north edge of Oxbow Reservoir (Michigan Bluff 7.5'Q) 402 Comment
  UC856776  Streptanthus tortuosus var. orbiculatus A. A. Heller 1917-6-17 12690 Placer near the Yuba River below Cisco 1676 Comment
  UCR208574  Styrax officinalis var. redivivus George K. Helmkamp, E. A. Helmkamp 2009-5-7 14606 Placer Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 4.4 miles east of its junction with Forest Hill Road in Foresthill 805 Comment
  UC477579  Styrax officinalis var. redivivus L. S. Smith 1931-5-31 2540 Placer road to Forest Hill (North Fork of American River); North Fork of American River Comment
  CAS-BOT-BC47708  Styrax redivivus G. W. Dunn s.n. Placer Auburn Comment
  UCD119096  Styrax redivivus A. S. Crafts 1926-5-1 787 Placer American River Canyon. Comment
  UCD15639  Styrax redivivus Rachelle Raymond 1989-5-20 802 Placer Forest Hill Rd. 701 Comment
  SD243207  Suksdorfia ranunculifolia George K. Helmkamp, E. A. Helmkamp 2010-8-14 16779 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. Seeping wet area shaded by a rock bank. 1552 Comment
  CHSC9531  Symphoricarpos mollis J. F. Goodwin 1971-7-10 159 Placer Approx. 1 mi west of Lake Tahoe at end of Old County Road, 2.3 mi SW of Cornelian Bay. 1981 Comment
  CDA12387  Symphoricarpos rotundifolius var. rotundifolius G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8515 A Placer Lake Tahoe; Upper Ward Valley, 4 m SW Tahoe City. Comment
  UCD43257  Symphyotrichum bracteolatum C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-13 626 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  JEPS126297  Symphyotrichum spathulatum Steve Matson 1997-7-17 102 Placer Tahoe north shore; Snow Creek Watershed, Tahoe Vista/Kings Beach; Middle Fork Snow Creek above golf course along trails. Comment
  UC1119626  Symphyotrichum spathulatum B. Bolt 1934-8-22 188 Placer Grayhorse Flat Tahoe National Forest, Truckee Quad. 1981 Comment
  UC128133  Symphyotrichum spathulatum Miss Harriet A. Walker 1908-7-26 1437 Placer Cisco 1810 Comment
  UCD44490  Symphyotrichum spathulatum C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1856 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  UCD33677  Tanacetum vulgare Beecher Crampton 1971-8-18 8753 Placer Lake Tahoe, Tahoe Vista. 1920 Comment
  POM289884  Taraxacum officinale Lyman Benson 1942-7-2 11250 Placer Highway junction 1 mile west of Truckee. Truckee River drainage area. 1829 Comment
  JEPS127461  Taraxia subacaulis Steve Matson 1998-5-24 212 Placer nSNH; Martis Valley, about 4 miles SE of Truckee; Martis Creek Wildlife Area; 500 meters north of Highway 267, 100 meters east of Martis Creek. Comment
  CHSC24731  Tauschia hartwegii T. C. English 1976-4-11 23 Placer N fork of American River in shaded areas. 2 mi w of Hwy 49 Bridge on n side of abandoned R.R. 335 Comment
  UC566898  Tauschia hartwegii H. L. Mason 1926-5-28 3268 Placer five mi above Auburn Comment
  UCSB32305  Tauschia hartwegii Bingham, R. F. (Mrs.) 1882-1 Placer Auburn Comment
  CAS-BOT-BC85265  Taxus brevifolia W. R. Dudley 1909-7-1 s.n. Placer Dutch Flat Comment
  CAS-BOT-BC85268  Taxus brevifolia Saichi Kawahara 1969-5-25 899 Placer North of old cabin, Mel Henderson Ranch, Indian Creek 1011 Comment
  UC1134377  Taxus brevifolia N. French 1933-10-18 107 Placer Yankee Jim Colfax Quad., Yankee Jim 609 Comment
  POM92090  Tellima grandiflora Marcus E. Jones 1882-7-1 s.n. Placer Emigrant Gap. Comment
  UC20474  Tetrapteron graciliflorum H. N. Bolander 1865-4-13 4564 Placer New Castle Comment
  UC20477  Tetrapteron graciliflorum H. N. Bolander 1865-4-13 4564 Placer Newcastle Comment
  CAS-BOT-BC392399  Thalictrum fendleri Alice Eastwood 1909-1-1 122 Placer Lake Tahoe Region. Sunnyside Comment
  UC477531  Thalictrum fendleri L. S. Smith 1931-6-3 2555 Placer Robertson Flat Tahoe Nat. Forest 2133 Comment
  UC9691  Thalictrum fendleri C. J. Fox Jr. July 1895 Placer Deer Park Inn Comment
  CAS-BOT-BC392402  Thalictrum fendleri Fay A. Mac Fadden 1934-7-26 12862 Placer Red Mt. Comment
  SEINET12092705  Thalictrum fendleri J. H. Nishida 1985-1 787 Placer Homewood: Red Fir Forest 1829 Comment
  UCD42950  Thalictrum fendleri var. fendleri C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 319 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  SEINET3161796  Thalictrum fendleri var. platycarpum W. A. Setchell, C. C. Dobie 1901-7-6 sn Placer Glen Alpine 2743 Comment
  SEINET6627109  Thelypteris nevadensis P. B. Kennedy 1901-8-21 425 Placer Middle Fork of American River Comment
  CAS-BOT-BC88167  Thysanocarpus curvipes G. L. Stebbins 1978-5-28 7884 Placer West side of Big Crater. 1280 Comment
  UCR208273  Thysanocarpus curvipes George K. Helmkamp, E. A. Helmkamp 2009-5-7 14639 Placer Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 13.6 miles east of its junction with Forest Hill Road in Foresthill 771 Comment
  SEINET12437033  Thysanocarpus curvipes D. Small 1962-1 s.n. Placer 0.5 mile E of Auburn. Comment
  CHSC96505  Thysanocarpus radians Lowell Ahart; Brian Williams 2007-4-13 13671 Placer Waste area about 50 yards north of the Manzanita Cemetery, about 3 1/3 miles north of Lincoln. 37 Comment
  SD143459  Thysanocarpus radians Darley F. Howe 1951-5-1 2112 Placer 455 Comment
  RSA0049959  Thysanocarpus radians Carl B. Wolf 1937-3-30 8354 Placer Sacramento Valley, 2 mi. No. of Lincoln. 53 Comment
  UC942759  Tonella tenella Peter H. Raven and G. L. Stebbins Jr. 1952-4-20 4007 Placer s of Auburn (near bridge on Rt. 49); North Fork American River 213 Comment
  CDA36900  Torilis arvensis CDFA Staff 1995-6-2 s.n. Placer Dry Creek. 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
  UCR218129  Torilis arvensis George K. Helmkamp, E. A. Helmkamp 2010-6-26 16381 Placer Sierra Nevada Mountains Foothills, junction of Canyon Way and Yankee Jim's Road, east of I-80 between Weimar and Colfax 616 Comment
  UCR249596  Torilis arvensis George K. Helmkamp, Elizabeth Helmkamp 2013-6-11 20813 Placer Northern Sierra Nevada Mountains Foothills, Yankee Jim's Road, 3.6 miles northwest of its junction with Forest Hill Road 768 Comment
  RSA759627  Torreya californica Doug Goldman 2004-11-2 2919 Placer South side of Yankee Jims Road, west of Foresthill. 860 Comment
  CHSC73391  Torreyochloa pallida var. pauciflora L. P. Janeway; Eric Schroder 1998-9-16 6330 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
  UCD150495  Toxicoscordion venenosum var. venenosum James A. Neilson Jr. 1971-6-30 2132 Placer Tahoe Basin, lower Ward Valley, Ward drainage. 1920 Comment
  CDA19569  Tragopogon dubius M. I. Wibawa, G. F. Hrusa, J. Glazner 2002-5-22 242 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
  CDA39014  Tragopogon dubius M. Evans, D. G. Kelch 2011-10-3 s.n. Placer Tahoe City. Granlibakken Resort. 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
  CDA15971  Tragopogon pratensis G. F. Hrusa, J. Glazner 1999-7-17 15122 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  RSA101426  Trautvetteria grandis R. Weatherby 1955-8-9 1679 Placer S Fork Haskins Creek, 2 miles S of Bucks Lake. 1646 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
  JEPS75138  Trichostema oblongum J. M. Tucker 1975-7-28 4352 Placer 6 air mi S of Soda Springs (Nevada Co.) (100 yds W of the road into The Cedars, private holding on the upper North Fork of the American River) 1798 Comment
  SEINET5735071 Image available Trichostema oblongum J. M. Tucker 1975-1 4352 Placer Ca. 100 yards west of the road in to "The Cedars", private holding on the upper North Fork of the American River, ca. 6 miles (airline) south of Soda Springs (Nevada County).; Soda Springs 1798 Comment
  UCD125881  Trichostema oblongum J. M. Tucker 1975-7-28 4352 Placer Ca. 100 yards west of the road in to 'The Cedars', private holding on the upper North Fork of the American River, ca. 6 miles (airline) south of Soda Springs (Nevada County). 1798 Comment
  UCD14398  Trientalis latifolia Dan Cederquist 1984-5-22 19 Placer Placer Co.; on the south side of Rollins Lake; Comment
  UC187962  Trifolium albopurpureum var. olivaceum Katharine Curran April 1883 Placer Penryn Comment
  CHSC73950  Trifolium cyathiferum Susi Urie 1998-8-25 98 -093 Placer About 0.2 mi north of Lake Tahoe. Large meadow complex between Kings Beach and Tahoe Vista. 1901 Comment
  CHSC74091  Trifolium cyathiferum Susi Urie 1998-8-11 98 -005 Placer About 0.5 mi north of Ward Creek, along a small tributary; about 2 mi west of Lake Tahoe and Sunnyside. 2097 Comment
  JEPS113249  Trifolium depauperatum var. depauperatum Lowell Ahart, Brian Williams 2007-4-13 13644 Placer On damp granite soil, margins 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
  UCR250069  Trifolium dubium George K. Helmkamp, Mary Alice Barnes 2013-5-3 20488 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
  UCR257558  Trifolium dubium George K. Helmkamp, Amy Barnes 2014-4-23 22781 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
  RSA31983  Trifolium gracilentum A. A. Heller 1940-4-20 15537 Placer Whitney Station south of Lincoln along US Hwy 99. Comment
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Mar 28 2011
  CAS-BOT-BC226943  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
  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
  SD6082  Trifolium longipes Unknown Jun 1914 Placer Cisco Comment
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Jul 11 2010
  UCD22002  Trifolium longipes Beth Lowe Corbin 1982-8-17 359 Placer 2 2/3 miles WSW of The Cedars. Small meadow in White Fir forest. Flowers white. Perennial. Mostly sun. N slope, 10% incline. Locally abundant. 1935 Comment
  UCD43027  Trifolium longipes C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-18 396 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  UCD43196  Trifolium longipes C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-13 565 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  JEPS127423  Trifolium longipes subsp. hansenii Steve Matson 1997-6-25 12 Placer nSNH Tahoe north shore; Snow Creek Watershed, Tahoe Vista/Kings Beach. Comment
  UCR194699  Trifolium microcephalum George K. Helmkamp, E. A. Helmkamp 2007-5-30 12203 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 17 miles east of its junction with Forest Hill Road in Foresthill, NW of Ditch Camp 963 Comment
  SEINET10487923  Trifolium microcephalum John M. Gillett, A. Moulds 1964-6-12 Gillett 12657 Placer Oak pine chaparal. Abundant. 10 Mi ne of auburn. 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
  CHSC82587  Trifolium monanthum subsp. parvum Lowell Ahart 2002-7-22 9887 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
  UC866899  Trifolium monanthum subsp. parvum Lewis S. Rose 1941-6-12 41307 Placer Chambers Lodge (McKinney) Lake Tahoe Comment
  JEPS127540  Trifolium pratense Steve Matson 1998-9-1 402 Placer nSNH: Tahoe north shore; Snow Creek watershed, Tahoe Vista/Kings Beach; main meadow near pond. Comment
  UCD109307  Trifolium productum E. Wilson 1934-8-5 s.n. Placer Near Cisco. 1676 Comment
  UCD163053  Trifolium retusum Robert E. Preston 2014-4-22 2959 Placer 1.8 mi SE of Sheridan, on terraces adjacent to Yankee Slough, E of old Hwy 65. 30 Comment
  UCR249555  Trifolium subterraneum George K. Helmkamp 2013-3-1 20151 Placer Sacramento Valley, Ranch House Road, 0.6 mile southeast of Riosa Road in Sheridan 37 Comment
  UCR253131  Trifolium subterraneum George K. Helmkamp, Amy Barnes 2014-4-23 22811 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
  CDA28303  Trifolium willdenovii T. C. Fuller 1958-4-15 Placer Highway 99E, 0.5 mile north of Roseville. 0 Comment
  SD255759  Trifolium willdenovii George K. Helmkamp, Amy Barnes 2014-3-21 22630 Placer Sacramento Valley; Riosa Road at the east side of its junction with CA 65, just west of Sheridan. 32 Comment
  UCR173249  Trifolium willdenovii George K. Helmkamp, Elizabeth Helmkamp 2006-5-13 10458 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
  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
  CHSC84542  Triglochin scilloides John Dittes 2003-5-25 2003 -22 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. 39 Comment
  UCD14316  Trillium albidum Dan Cederquist 1984-5-22 18 Placer Rollins Lake. Comment
  UCD139889  Trillium angustipetalum Amelie Blyth 1952-5-11 9- 6 Placer on Iowa Hill-Colfax road about 4 miles from Iowa Hill. Comment
  SEINET13750174  Triphysaria eriantha A. Beninghoff 1930-3-18 2866 Placer 5 miles east of Lincoln Comment
  SD43621  Triphysaria eriantha subsp. eriantha Darley F. Howe 1948-5-20 Placer Placer Co. 456 Comment
  SD44180  Triphysaria pusilla Darley F. Howe 1948-5-20 Placer Placer Co. 456 Comment
  CDA15658  Trisetum canescens G. F. Hrusa, J. Glazner 1999-7-18 15195 Placer Lake Tahoe; Wooded slopes betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1889 Comment
  SACT002432  Trisetum canescens D. Meyer 1983-6-18 Placer Moist roadside stream. 667.0 Comment
  CHSC67750  Trisetum projectum James D. Jokerst 1986-7-13 2711 Placer Trail from The Cedars, high Sierra Nevada NW of Donner Lake, stop along trail S of Middle Fork American River. Comment
  UCD32805  Trisetum projectum Beecher Crampton 1964-7-21 7115 Placer Placer County, 1/2 mile W.N.W. of Cisco Grove, US Hwy. 40. 1706 Comment
  UCD75708  Trisetum spicatum Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5159 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
  UC662468  Triteleia bridgesii Dorothy Law 1941-5-15 Placer Auburn Sierra Nevada foothills Comment
  JEPS64218  Triteleia hyacinthina W. L. Jepson 1918-7-30 7733 Placer Tahoe Lake Tahoe, Tahoe 1920 Comment
  RSA214