Search Results — 2000 specimen records retrieved (1604 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  SBBG24474  Abies concolor E. R. Blakley 1960-8-30 3796 Placer Carnelian Bay, Lake Tahoe 1981 Comment
  UCD133086  Abies concolor Beecher Crampton 1960-11-2 5801 Placer 2 miles E of Gold Run. Along US Hwy. 40. 1066 Comment
  JEPS59454  Acer glabrum Ezra Brainerd and Viola B. Baird 1915-7-15 189 Placer rocky slope above camp (Bear Rock); Sierra Nevada Mts., Bear Rock 1935 Comment
  SEINET7893924  Acer macrophyllum W. D. Billings 1940-5-31 1275 Placer 5 miles E of Colfax. Comment
  JEPS72580  Achillea millefolium Gladys L. Smith 1972-6-29 3225 Placer steep exposed ridge from chairlift terminus to ultimate summ Ward Peak 2632 Comment
  UC2046440  Achillea millefolium D. G. Kelch 2011-10-4 sn. Placer Grandlibakken Resort. Tahoe City Comment
  UCD43935  Achillea millefolium C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-9 1301 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  UCR233278  Achillea millefolium George K. Helmkamp, E. A. Helmkamp 2011-7-9 17684 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 1.6 miles southeast of its junction with Foresthill Road at Foresthill 883 Comment
  UCD50463  Achnatherum lemmonii G. L. Stebbins Jr. 1941-7-16 3175 Placer Rocky ledges along U.S. Highway no. 40, 1 mile west of Cisco Grove. Placer County. 1706 Comment
  CAS-BOT-BC210743  Achnatherum nelsonii W. R. Dudley 1900-6-28 s.n. Placer Tallac Comment
  UCD43120  Achnatherum occidentale C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-19 488 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  CAS-BOT-BC210838  Achnatherum occidentale subsp. californicum No date on label 12889 Placer Summit Station 2121 Comment
  RSA657082  Achnatherum occidentale subsp. californicum Lynn R. Firestone, Harold Firestone 1983-8-6 8317 Placer Along Hwy 20 about 2 mi west of I-80 interchange to Nevada City 1585 Comment
  SACT000021  Achnatherum occidentale subsp. occidentale James Grove 1977-7-15 Placer 2000.0 Comment
  UC750542  Achnatherum occidentale subsp. occidentale Lewis S. Rose 1946-6-23 46193 Placer n of Cisco (Rainbow) 1737 Comment
  UCD74156  Achnatherum occidentale subsp. occidentale Jennifer W. Burt 2005-7-9 24 Placer abandoned ski area above Rainbow Lodge, off Hwy 50 East of Cisco - collected from center of an abandoned ski run. 1870 Comment
  CDA13721  Achnatherum stillmanii G. F. Hrusa, B. Meese 1997-5-26 13791 Placer Sierra Nevada; Italian Bar Trail, to N. Fk. Amer. River, approx. 3 km. N of Foresthill Divide Rd. 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
  UCD32816  Achnatherum stillmanii Beecher Crampton 1964-7-21 7127 Placer Placer County, Blue canyon. 1430 Comment
  SCFS1229  Acmispon E. Krimmel 2014-6-26 Placer North Fork American River, below Soda Springs Road on trail to Heath Falls Overlook. Comment
  SBBG3453  Acmispon americanus E. R. Blakley 1960-9-3 3817 Placer Kings Beach, Lake Tahoe 1903 Comment
  UCD103824  Acmispon americanus var. americanus G. K. Helmkamp; E. A. Helmkamp 2006-8-11 11218 Placer Northern Sierra Nevada Mtns; along Forest Hill Road, 8.7 miles northeast of Forest Hill. 1311 Comment
  UCD33729  Acmispon americanus var. americanus Beecher Crampton 1972-7-26 8836 Placer Placer County, Carpenter Flat east of Emigrant Gap. 1615 Comment
  SEINET5327533  Acmispon americanus var. americanus P. B. Kennedy, Samuel Bradford Doten 1901-8-18 413 Placer 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
  SEINET7249050  Acmispon brachycarpus G. K. Helmkamp, Mary Alice Barnes 2013-1 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
  SD43661  Acmispon parviflorus Darley F. Howe 1948-5-21 1916 Placer Placer County 456 Comment
  UCD43264  Aconitum columbianum C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-13 632 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  UCD95385  Aconitum columbianum L. M. Sparks 1912-8-1 32 Placer Lake Tahoe. Comment
  CAS-BOT-BC412608  Aconogonon alaskanum Alice Eastwood 1909-1-1 37 Placer Lake Tahoe Region. Sunnyside Comment
  SD1177  Aconogonon davisiae C. F. Sonne Aug 1897 Placer Tinkers Knob Comment
  CHSC79552  Actaea rubra G. F. Hrusa; T. Scarano 1994-8-31 11914 Placer Sierra Nevada. Duncan Creek at base of grade below French Meadows Reservoir, 1/4 m. upstream from bridge. [Lat./long. on label is '39 8 N; 120 29 W']. 1500 Comment
  OBI39838  Adenocaulon bicolor Joy H. Nishida 1985-7-10 790 Placer Homewood 1829 Comment
  RSA463215  Adenocaulon bicolor J. H. Nishida 1985-7-10 790 Placer Homewood. 1829 Comment
  SEINET11842680  Adenocaulon bicolor J. H. Nishida 1985-1 790 Placer Homewood 1829 Comment
  UCD112618  Adenostoma fasciculatum G. K. Helmkamp; E. A. Helmkamp 2006-6-14 10716 Placer Northern Sierra Nevada Mountains foothills. 0.2 mile N of the Forest Hill Road on unnamed road to Lake Clementine (general area NE of Auburn on Forest Hill Divide). 487 Comment
  SEINET5338310  Adiantum pedatum P. B. Kennedy 1901-8-21 427 Placer Talbots Home Camp, 7 miles from French Meadows Cal. Comment
  CDA12385  Agastache urticifolia G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8513 A Placer Lake Tahoe; Upper Ward Valley, 4 mi SW Tahoe City. Comment
  UCD128555  Ageratina occidentalis R. Prag 1972-8-28 s.n. Placer Alpine Meadows Road. Comment
  CHSC112160  Agoseris aurantiaca var. aurantiaca Dean Wm. Taylor 2013-8-7 21394 Placer Cold Stream Valley, just above Horseshoe Bend on the railroad mainline; Norden, Ca. 1889 Comment
  UCD128584  Agoseris grandiflora G. K. Helmkamp; Elizabeth Helmkamp 2006-5-13 10449 Placer Northern Sierra Nevada. Ca. 4 air miles NE of Auburn, along an unnamed road to Lake Clementine, 1.2 miles N of Forest Hill Road. 422 Comment
  CDA16970  Agoseris heterophylla G. F. Hrusa, M. I. Wibawa, J. Glazner 2002-5-22 16023 Placer Sierra Nevada; Hughes Mill (site) above Foresthill. 1066 Comment
  SACT000044  Agropyron desertorum Michael Baad 1983-7-23 Placer Along Highway 267 on Southside of road. Elevation 1767.84 m Comment
  SACT000080  Agropyron trachycaulum Michael Baad 1983-7-23 Placer 1767.84 Comment
  RSA129619  Agrostis exarata H. S. Yates 1936-9-8 5987 Placer 2 miles SW of Martis PK. 2287 Comment
  RSA129620  Agrostis exarata N. H. French 1933-6-6 72 Placer Near New Castle 305 Comment
  SACT000086  Agrostis exarata D. Meyer 1983-8-7 Placer East bank 1879.0 Comment
  SACT000088  Agrostis exarata D. Meyer 1984-9-9 Placer At the east fork of the North Fork of the North Fork of the American River 1394.0 Comment
  SACT000111  Agrostis exarata Michael Baad 1976-8-25 Placer South Face of Scott Peak and SE face of Ward Peak from road to chairlift terminus. Open meadows with scattered red fir and western white pine. 2133.6 Comment
  SEINET238859  Agrostis exarata Beecher Crampton 1952-11-9 930 Placer 6 miles east of Auburn 1 mile south of Meadow Vista. 457 Comment
  UCD34018  Agrostis exarata Beecher Crampton 1975-9-9 9269 Placer Placer County, Tahoe National Forest, 1.2 mile N.E. of Blue Canyon post office. 1524 Comment
  UCD52294  Agrostis exarata Beecher Crampton 1955-6-15 2889 Placer junction of Iowa Hill, Forest Hill road, 2.5 miles north Yankee Jim. Comment
  SEINET7249204  Agrostis exarata George K. Helmkamp, E. A. Helmkamp 2012-1 Placer Comment
  SACT000113  Agrostis exarata var. monolepis D. Meyer 1984-6-23 Placer Iowa Hill rd 9.76 km from I80 Frontage Rd. Moist shady roadside ditch. Oak, pine, manzanita. 978.0 Comment
  CAS-BOT-BC139728  Agrostis gigantea Catherine Best 1981-8-1 s.n. Placer Sierra Nevada. Big Meadow, about 3 miles south of French Meadows. 1600 Comment
  SACT000182  Agrostis idahoensis Michael Baad 1976-8-7 Placer 2072.0 Comment
  UCD44498  Agrostis idahoensis C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1864 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  SBBG115650  Agrostis microphylla B. Crampton 1957-5-7 3998 Placer ca. 1.7 mi E of Lincoln, rd to Newcastle Comment
  UC1153829  Agrostis microphylla Beecher Crampton 1957-5-7 3998 Placer 1.7 mi e Lincoln Comment
  CDA15931  Agrostis pallens G. F. Hrusa, J. Glazner 1999-7-17 15182 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. Uncommon rhizomatous grass in +- moist sites surrounded by open to +- closed Pinus jeffreyi, Artemisia tridentata, and Purshia tridentata grading into Abies concolor coniferous forest. 1889 Comment
  UC814990  Agrostis pallens unknown 12892 Placer Summit Station 2121 Comment
  UCD53131  Agrostis pallens A. A. Heller 1917-8-13 12897 Placer Base of a cliff north of Cummit hotel. 2164 Comment
  UCD53210  Agrostis pallens A. A. Heller 1919-7-25 13305 Placer near the Yuba river below Cisco. 1676 Comment
  SACT000170  Agrostis scabra D. Meyer 1984-9-9 Placer 1406.0 Comment
  CHSC69967  Agrostis stolonifera L. P. Janeway; Eric Schroder 1997-7-17 5247 Placer Meadow on southeast side of Fulda Creed at Forest Service Organizational Camp; about 1.2 mi south-southwest of Emigrant Gap. 1554 Comment
  SD247280  Agrostis stolonifera George K. Helmkamp, Elizabeth Helmkamp 2012-9-25 19904 Placer Northern Sierra Nevada Moutains: Blue Canyon Road, 1.1 miles south of tis intersection with I-80, c. 1/2 mile south of Blue Canyon-Nyack airport (Blue Canyon 7.5'Q) 1473 Comment
  UCD53516  Agrostis stolonifera B. Bolt 1934-8-14 s.n. Placer E. slope of Red Star Ridge. 1767 Comment
  UCD53521  Agrostis stolonifera B. Crampton 1955-7-13 2989 Placer along US Hwy. 40, 3.5 miles east of Baxter. 1432 Comment
  SACT000193  Agrostis stolonifera var. major D. Meyer 1984-7-8 Placer Blue Canyon Rd along stream, very moist streambank, beneath bridge. 1440.0 Comment
  SACT000201  Agrostis stolonifera var. major Michael Baad 1976-8-4 Placer Picayune Trail at end of Jeep road, two miles east of Talbot Camp, ne of mildred ridge 1975.0 Comment
  SACT000203  Agrostis stolonifera var. major D. Meyer 1983-7-16 Placer 1624.0 Comment
  SACT000225  Agrostis thurberiana Michael Baad 1976-8-12 Placer On the ridge btw Emigrant Peak and Granite Chief north to Mt Meadows Lake northwest of Granite Chief. 2438.4 Comment
  SACT000242  Agrostis thurberiana Michael Baad 1976-8-7 Placer Trailhead to Bear Lake on Rubicon Trail to Bear Lake Canadian Zone 2316.48 Comment
  SACT000250  Agrostis variabilis Michael Baad 1983-8-21 Placer On road to Kidd and Cascade Lakes 2.4 miles southwest of Soda Springs exit off of Interstate 80 2019.0 Comment
  SACT000256  Agrostis variabilis James Grove 1977-7-15 Placer 2000.0 Comment
  UCD22257  Agrostis variabilis Beth Lowe Corbin 1982-8-18 372 Placer 1 1/4 miles SW of The Cedars. NE facing slope, 10% incline. Mostly sun. Occasional. Opening in white fir forest in rocky, fine, sandy, granitic soil. Perennial forming very small tufts. 1813 Comment
  CAS-BOT-BC64489  Ailanthus altissima Elizabeth McClintock 1969-5-31 s.n. Placer E. of Auburn. Comment
  CDA4760  Ailanthus altissima T. C. Fuller 1975-9-5 20101 Placer Sierra Nevada; Between old Highway 40 & Interstate 80 freeway, north limits of Colfax. Comment
  CDA36884  Aira caryophyllea CDFA Staff 1995-5-12 s.n. Placer Dry Creek. 0 Comment
  RSA492380  Aira caryophyllea P. Reisentz 1979-5-11 s.n. Placer 1 mile south of Sheridan on Highway 65. Comment
Read comments
Jan 12 2015
  UC1618251  Aira caryophyllea Barbara Ertter with David Thompson 1989-4-8 8163 Placer Iowa Creek Road 2 mi from I-80 near entrance to Auburn State Recreation Area (at creek crossing); Iowa Creek Road 518 Comment
  SACT000274  Aira caryophyllea Earl Ingrim 1933-4-23 Placer Comment
  UC147614  Allium campanulatum Miss Harriet A. Walker 1908-6-23 1360 Placer Blue Canyon 1432 Comment
  UCD42936  Allium campanulatum C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 305 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  UC593519  Allium obtusum E. B. Babcock, G. L. Stebbins Jr. 1936-6-2 1579 Placer Yuba Pass 1818 Comment
  UCD22042  Allium obtusum Rex Palmer 1979-7-11 N 571 Placer Headwaters basin area of the North Fork of the American River Comment
  POM110112  Allium obtusum var. obtusum Marcus E. Jones 1902-7-9 s.n. Placer Castle Peak Comment
  CAS-BOT-BC474031  Allium parvum John Thomas Howell 1943-7-21 18655 Placer Donner Pass to Mt. Lincoln Comment
  CAS-BOT-BC132053  Allium peninsulare var. peninsulare David D. Keck 1933-6-1 2431 Placer 2.3 miles southeast of Loomis on back road to Folsom Comment
  UC3200  Allium peninsulare var. peninsulare C. F. Sonne 1891-5-17 1 Placer Newcastle Sierra Nevada Mountains, Newcastle Comment
Read comments
May 11 2010
  UC188737  Allium platycaule C. F. Sonne July 1887 Placer near Truckee River Comment
  CAS-BOT-BC474082  Allium platycaule L. Smith 1926-5-26 1873 Placer Duncan Canyon, Tahoe Forest 1676 Comment
  CAS-BOT-BC474084  Allium platycaule A. Kellogg 1870-6-1 s.n. Placer Cisco, Sierra Nevada Mountains Comment
  UCD149499  Allium sanbornii G. L. Stebbins 1978-5-28 7890 Placer West side of Big Crater. (Exact location unknown. Coordinates estimated by label maker.) 1280 Comment
  JEPS2719 Image available Allium sanbornii var. congdonii Katharine Brandegee 1908-7-18 Placer Cape Horn; ; Cape Horn, Placer Co. Comment
  CAS-BOT-BC132121  Allium sanbornii var. sanbornii G. L. Stebbins, Jr. 1952-6-22 5100 Placer Along southeast bank of American River, 1 mile northeast of bridge on Colfax-Iowa Hill Road 350 Comment
  UC1123712  Allophyllum gilioides subsp. violaceum N. French 1934-6-22 480 Placer 1/2 mi. w. Lake Van Norden; Truckee Quad. Comment
  OBI41299  Allophyllum gilioides subsp. violaceum Lewis S. Rose 1941-7-9 41299 Placer Chambers Lodge (McKinney), Lake Tahoe ca. open dry flats. 1920 Comment
  JEPS59485  Allophyllum integrifolium Ezra Brainerd and Viola B. Baird 1915-7-23 233 Placer Tahoe City Sierra Nevada Mts., Tahoe City 1905 Comment
  SEINET4560780  Allophyllum integrifolium George K. Helmkamp, E. A. Helmkamp 2011-1 18184 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
  UCD21982  Allophyllum integrifolium Beth Lowe Corbin 1982-8-6 268 Placer 1/2 mile west of Onion Creek campground. 1981 Comment
  CAS-BOT-BC453439  Allotropa virgata Mrs. W. J. G. Lambert 1914-9-1 s.n. Placer Trail from Lake Tahoe to Watson's Lake Comment
  OBI39836  Alnus incana Joy H. Nishida 1985-7-10 793 Placer Homewood, Red fir forest 1829 Comment
  UCD22113  Alnus incana subsp. tenuifolia Beth Lowe Corbin 1982-8-2 166 Placer Onion Creek Campground. South facing slope. Full sun. All along Onion Creek, in mixed conifer forest. Tall shrub 1-2 m tall, with greyish bark. 1841 Comment
  JEPS113248  Alopecurus saccatus Lowell Ahart, Brian Williams 2007-4-13 13660 Placer On the bottom of vernal pools, about 1/2 mile south of the Manzanita Cemetery, about 1/2 mile west of Gladding Road, about 2 3/4 miles north of Lincoln 43 Comment
  UCD150263  Amaranthus hybridus James A. Neilson Jr. 1971-8-7 2309 Placer Heavenly Valley ski lift. 2118 Comment
  CDA12417  Amelanchier alnifolia var. semiintegrifolia G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8545 Ab Placer Lake Tahoe; N side of upper Ward Valley, 4 mi SW of Tahoe City. Comment
  CDA15636  Amelanchier utahensis G. F. Hrusa, J. Glazner 1999-7-18 15202 Placer Lake Tahoe; Wooded slopes betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1905 Comment
  UC12106 Image available Amelanchier utahensis C. J. Fox Jr. Jul 1895 Placer Deer Park Inn Comment
  JEPS118605  Amorpha californica Karen I. Callahan 2010-6-26 0017 Placer Northern Sierra Nevada Foothills. Shutamul Preserve of the Placer County Land Trust. North slope above the Bear River, NW of Highway 49 and S of the confluence of Wolf Creek with Bear River. Wolf 7.5' Quad. Comment
  SEINET895796 Image available Amorpha californica H. M. Hall, F. M. Essig 1916-1 10159 Placer Bear River at Gautier Bridge, northern Placer County, on the westerly slope of the Sierra Nevada, lower edge of Lower Transition Zone 400 Comment
  UCD119617  Amsinckia intermedia R. C. Herner 1965-4-16 8 Placer Folsom-Auburn Roads, 5 miles SW of Auburn. Comment
  CAS-BOT-BC249053  Anaphalis margaritacea George K. Helmkamp; E. A. Helmkamp 2010-8-14 16792 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
  CAS-BOT-BC64271  Anaphalis margaritacea Ira L. Wiggins 1933-8-21 6783 Placer Lake Tahoe, near Tahoma Comment
  UC1125502  Anaphalis margaritacea N. French 1934-6-22 469 Placer Serena Lake; Truckee Quad. 2407 Comment
  UCD44568  Anaphalis margaritacea C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1934 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  CAS-BOT-BC137793  Andropogon virginicus var. virginicus Beecher Crampton 1957-3-28 3911 Placer Base of the retainning wall of Folsom Lake along the road to Auburn, 3.5 miles northeast of Folsom. Comment
  SEINET4691476  Angelica breweri George K. Helmkamp, E. A. Helmkamp 2010-1 16680 Placer Northern Sierra Nevada Mountains: Forest Hill Road, 1.8 miles east of Forest Route 13/American Hill Road. 1662 Comment
  UC1122888  Angelica breweri B. Bolt 1934-8-21 184 Placer 1 mi se of Johnson's Monument (Tahoe National Forest); Tahoe National Forest 2225 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
  CAS-BOT-BC63974  Antennaria argentea Peter H. Raven 1950-6-26 2419 Placer Baxter's 1219 Comment
  SBBG63421  Antennaria argentea M. N. Ackley -Jun-1925 211 Placer Gold Run 983 Comment
  UC197219  Antennaria media C. F. Sonne 1897-7-1 Placer east of Mt. Anderson; Sierra Nevada Mountains 2438 Comment
  CAS-BOT-BC26982  Antennaria media Charles Frederick Sonne 1885-7-12 160 Placer Sierra Nevada Mts. Above Coldstream. Comment
  POM57383  Antennaria media C. F. Sonne 1895-08 s.n. Placer Above Coldstream 2439 Comment
  CAS-BOT-BC137710  Anthoxanthum odoratum A. A. Beetle 1941-5-26 2719 Placer Near Cisco. 914 Comment
  POM264542  Anthoxanthum odoratum A. A. Beetle 1941-5-26 2719 Placer near Cisco, shrubby hillside. 915 Comment
  UC815547  Anthoxanthum odoratum C. L. Hitchcock 1940-5-7 6316 Placer 1 mi w of Baxter Comment
  UCD56262  Anthoxanthum odoratum Beecher Crampton 1955-7-13 2985 Placer along US Hwy. 40, 3.5 miles east of Baxter. 1432 Comment
  UCD80515  Anthoxanthum odoratum CNPS SN Foothill Team 2005-4-11 SNFN 0104 a Placer Placer Legacy, Spears/Didion Ranch, above Coon Creek, approximately 2.5 miles east of entry gate off of Garden Bar Road. 156 Comment
  SEINET6329790  Aphanes occidentalis D. E. Brix 1962-3-17 s.n. Placer 3.5 miles east of Auburn 274 Comment
  UC878847  Apocynum androsaemifolium unknown 122887 Placer Summit Station 2121 Comment
  UCD150266  Apocynum androsaemifolium James A. Neilson Jr. 1971-8-31 2563 Placer Tahoe Basin, King's Beach (Oakwood). 1901 Comment
  UCD121209  Apocynum androsaemifolium Collector Unknown Date Unknown s.n. Placer W Placer County. Exact locality unknown. Comment
  CAS-BOT-BC397898  Aquilegia formosa Mrs. M. M. Hardy 1893-1-1 s.n. Placer Placer County 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
  UCD22176  Aquilegia formosa Rex Palmer 1979-6-20 N 350 Placer Headwaters basin area of the North Fork of the American River Comment
  CAS-BOT-BC397901  Aquilegia formosa Marcus E. Jones 1893-1-1 2614 Placer Emigrant Gap. Comment
  RSA569052  Aquilegia formosa var. truncata Bonnie C. Templeton 1931-7-4 1505 Placer Near Meeks Bay, Lake Tahoe 2280 Comment
  RSA537721  Arabidopsis thaliana Barbara Ertter 1989-4-9 8196 Placer halfway down road to Lake Clementine (N Fork Lake) NE of Auburn. 305 Comment
Read comments
Nov 19 2015
  CDA34484  Arabidopsis thaliana R. A. Price 2010-4-16 1711 Placer Horton Iris Farms, in the vicinity of Loomis. 0 Comment
  SEINET5340569  Arabis oregana C. Bailey, Hugh N. Mozingo 1979-3-31 33 Placer Auburn area, New Forest Hill road, 5.8 miles east of Jct. of New and Old Forest Hill Rd. 792 Comment
  JEPS109848  Arabis rectissima var. rectissima Dean W. Taylor 2005-7-15 19410 Placer Martis Peak, saddle 0.5 air miles E of the summit 2560 Comment
  CHSC10616  Arceuthobium americanum Lowell Ahart 1972-6-28 131 Placer French Meadows. 1524 Comment
  UC1078826  Arceuthobium americanum Job Kuijt 1957-5-18 1331 Placer ca 10 mi n Tahoe City (on Hwy 89) 1798 Comment
  CAS-BOT-BC409996  Arceuthobium campylopodum Catherine Best 1985-9-15 1151 Placer edge of Sugar Pine Reservoir, about 6 miles N of Foresthill 1158 Comment
  CAS-BOT-BC24209  Arctostaphylos John Thomas Howell 1976-7-18 51932 Placer Carnelian Bay, Lake Tahoe 1905 Comment
  UCD162747  Arctostaphylos Dylan O. Burge; J. Bisbee 2014-5-25 1631 Placer Bear River watershed, roadside on California State Route 20. 1430 Comment
  UCR241358  Arctostaphylos manzanita George K. Helmkamp, Mary Alice Barnes, E. A. Helmkamp 2012-9-8 19817 Placer Northern Sierra Nevada Mountains, along Forest Hill Road, 10.8 miles northeast of Hidden Treasure Road, 0.75 mi. SE of Whisky Hill 1698 Comment
  UCR170824  Arctostaphylos manzanita subsp. manzanita George K. Helmkamp, E. A. Helmkamp 2005-9-30 9942 Placer Northern Sierra Nevada Mtns., Hampshire Rocks Road south of the I-80 Rainbow exit (c. 2 mi east of Cisco Grove) 1805 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
  CAS-BOT-BC40045  Arctostaphylos nevadensis A. A. Heller 1917-6-17 12695 Placer Near the Yuba river below Cisco. 1676 Comment
  CAS-BOT-BC40050  Arctostaphylos nevadensis Alice Eastwood 1912-6-15 424 Placer Deer Park, Lake Tahoe region Comment
  UC480734  Arctostaphylos nevadensis W. C. Blasdale 1923-7-13 Placer top of peak Lake Tahoe Region, Ellis Peak Comment
  UC193038  Arctostaphylos nevadensis C. F. Sonne 1884-7-13 Placer on road to Summit Comment
  CAS-BOT-BC42102  Arctostaphylos patula T. S. Brandegee 1888-1-1 34 Placer Blue Canyon 1432 Comment
  CAS-BOT-BC42148  Arctostaphylos patula C. Hart Merriam 1911-11-5 s.n. Placer West slope Sierra Nevada near Alta Station (CPRR) Comment
  UC1120769  Arctostaphylos patula G. T. Nordstrom 1934-6-21 135 Placer 2 mi ne Mammoth Springs; Tahoe National Forest, Colfax Quadrangle Comment
  UC82952  Arctostaphylos patula Katharine Brandegee 1889-7-1 Placer Blue Canyon Comment
  CAS-BOT-BC47053  Arctostaphylos viscida subsp. viscida Catherine Best 1985-9-15 1145 Placer Growing near Sugar Pine Reservoir about 6 mi. n. of Forest Hill. 1158 Comment
  CAS-BOT-BC47057  Arctostaphylos viscida subsp. viscida C. L. Hitchcock 1940-5-14 6380 Placer Meier Ranch, ca. 6 mi. n. of Colfax. 762 Comment
  CAS-BOT-BC47064  Arctostaphylos viscida subsp. viscida Gary D. Wallace 1974-12-21 1340 Placer Sierra Nevada, 1 mi. w. of Colfax. 658 Comment
  CAS-BOT-BC47066  Arctostaphylos viscida subsp. viscida John Thomas Howell; Gordon H. True 1968-6-9 44506 Placer Alta. 1066 Comment
  RSA27884  Arctostaphylos viscida subsp. viscida C. L. Hitchcock 1940-5-14 6380 Placer Meier Ranch, 6 miles north of Colfax. 762 Comment
  RSA637017  Arctostaphylos viscida subsp. viscida Jon E. Keeley 1993-9-13 24916 Placer Forest Hill Road, 11 km west of Forest Hill, northeast of Auburn. 700 Comment
  RSA637025  Arctostaphylos viscida subsp. viscida Jon E. Keeley 1993-9-13 24929 Placer Forest Hill Road, 23 km west of Forest Hill, northeast of Auburn. 450 Comment
  UC674747  Arctostaphylos viscida subsp. viscida C. H. Merriam 1911-11-4 Placer Colfax Comment
  UC876565  Arctostaphylos viscida subsp. viscida C. L. Hitchcock 1940-5-14 6380 Placer ca. 6 mi n Colfax; Meier Ranch 762 Comment
  RSA0050352  Arctostaphylos viscida subsp. viscida Wm. Martin 1971-9-10 20208 Placer Vicinity of Applegate, 7 miles E of Auburn. Comment
  CAS-BOT-BC137568  Aristida oligantha Catherine Best 1984-8-11 1031 Placer Sierra Nevada. South Campground Camp Far West Reservoir. 91 Comment
  CAS-BOT-BC82204  Arnica chamissonis M. E. Parsons s.n. Placer [Aspengrove] Aspen Grove, Lake Tahoe Comment
  RSA35128  Arnica chamissonis subsp. foliosa L. S. Rose 1944-7-25 44250 Placer Chambers lodge, Lake Tahoe. 1921 Comment
  CDA12432  Arnica cordifolia G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8504 Placer Lake Tahoe; N side of upper Ward Valley, 4 mi SW of Tahoe City. Comment
  UCD21794  Arnica dealbata Beth Lowe Corbin 1982-8-19 380 Placer 1 1/2 miles south of The Cedars. 1874 Comment
  UC91127  Arnica lanceolata subsp. prima C. F. Sonne 1886-8-16 Placer 2590 Comment
  UC195680  Arnica longifolia C. F. Sonne 1896-8-2 Placer Crossing of R. R. on road to Tahoe Comment
  JEPS20970  Arnica longifolia C. F. Sonne 1888-8-12 191 Placer Sierra Nevada Mountains Comment
  POM308731  Arnica longifolia subsp. myriadenia Betty J. Jorgensen 1944-7-23 530 Placer Near Soda Springs. Comment
  UCD44017  Arnica mollis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-11 1383 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  CAS-BOT-BC85146  Arnica nevadensis John Thomas Howell 1943-7-21 18662 Placer Donner Pass to Mt. Lincoln Comment
  CDA15641  Arnica parryi G. F. Hrusa, J. Glazner 1999-7-18 15209 Placer Lake Tahoe; Wooded slopes betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1889 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
  JEPS126300  Artemisia douglasiana Steve Matson 1998-9-1 398 Placer Tahoe north shore; Snow Creek Watershed, Tahoe Vista/Kings Beach; Middle Fork Snow Creek above golf course. Comment
  UCR232647  Artemisia douglasiana George K. Helmkamp, E. A. Helmkamp 2011-9-30 18340 Placer Northern Sierra Nevada Mountains Foothills, Diggins Hill Road at the south side of the Bear River Reservoir, 1.1 miles north of Dutch Flat 852 Comment
  UC128211  Artemisia douglasiana Miss Harriet A. Walker 1397 Placer near Yuba River (Cisco) 1524 Comment
  UCD21692  Artemisia ludoviciana Rex Palmer 1979-6-20 N 285 Placer Headwaters basin area of the North Fork of the American River Comment
  UCD75938  Artemisia ludoviciana Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5175 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, along Emigrant Trail on the N side of the north fork of Cold Creek. South side of trail by creek. 2145 Comment
  CAS-BOT-BC93612  Artemisia rothrockii John H. Thomas; Hazelle A. Thomas 1956-7-21 6091 A Placer Sierra Nevada - vicinity of Donner Pass, about 80 miles northeast of Sacramento 2377 Comment
  UC1119428  Artemisia rothrockii N. French 1934-6-22 462 Placer 1/2 mi w Lake Van Norden; Tahoe National Forest, Truckee Quadrangle Comment
  UC193453  Artemisia spiciformis C. F. Sonne 1888-9-9 Placer on Truckee River; Bear Valley Comment
Read comments
Apr 3 2021
  UC892566  Artemisia spiciformis Lewis S. Rose 1937-7-30 37620 Placer 3 mi S of Truckee (desert slopes) 1828 Comment
  CAS-BOT-BC400622  Asarum hartwegii A. A. Robson 1915-5-8 221 Placer Tahoe National Forest Comment
  CAS-BOT-BC400748  Asarum lemmonii Marcus E. Jones 1882-6-29 3499 Placer Emigrant Gap Comment
  SBBG61524  Asarum lemmonii M. N. Ackley -Jun-1925 7 Placer Towle 1127 Comment
  SBBG50998  Asclepias cordifolia N. R. Zabriskie, W. Zabriskie 1973-6-7 668 Placer Emigrant Gap,off Interstate 80 W of Donner Pass 1615 Comment
  POM76173  Asclepias fascicularis Marcus E. Jones 1882-7-8 s.n. Placer Auburn Comment
  CAS-BOT-BC69578  Aspidotis densa C. F. Sonne 1886-7-5 321 Placer Sierra Nevada Mts., above Summit Station. Comment
  CDA19564  Aspidotis densa M. I. Wibawa, G. F. Hrusa, J. Glazner 2002-5-22 253 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
  UCR257730  Aster foliaceus var. parryi George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19520 Placer Northern Sierra Nevada Mountains, Sugar Bowl Road, 0.4 mile south of its junction with Donner Pass Road, just west of Lake Mary 2136 Comment
  UCR171402  Aster occidentalis var. occidentalis George K. Helmkamp, E. A. Helmkamp 2005-10-1 9970 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
  UCR229448  Aster occidentalis var. occidentalis George K. Helmkamp, E. A. Helmkamp 2011-7-26 17893 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
  UCR257623  Aster occidentalis var. occidentalis George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19529 Placer Northern Sierra Nevada Mountains, Sugar Bowl Road, 0.4 mile south of its junction with Donner Pass Road, just west of Lake Mary 2136 Comment
  UCR146921  Aster oregonensis subsp. californicus Beecher Crampton 1961-9-27 6020 Placer Sierra Nevada Mountains, Blue Canyon, railroad right-of-way 1431 Comment
  SEINET2443006  Aster radulinus George K. Helmkamp, E. A. Helmkamp 2009-8-12 15453 Placer Northern Sierra Nevada Mountains. Forest Hill Road, 21.7 miles northeast of the city of Foresthill. 1701 Comment
  UC1128744  Astragalus bolanderi B. Bolt 1934-7-12 104 Placer Snow Mountain Tahoe National Forest, Truckee Quad., Snow Mountain Comment
  UCD104669  Astragalus canadensis var. brevidens A. A. Heller 1917-8-13 12904 Placer Near Summit hotel. Comment
  CAS-BOT-BC198676  Astragalus whitneyi var. whitneyi J. F. Emmel 1969-6-15 167 Placer Slope south above Donner Pass. 2255 Comment
  CAS-BOT-BC198726  Astragalus whitneyi var. whitneyi J. F. Emmel 1968-7-25 100 Placer North slope of Donne Peak 2286 Comment
  UCD34021  Asyneuma prenanthoides Beecher Crampton 1975-9-9 9272 Placer Placer County, Tahoe National Forest, ca. 1 mile N.E. of Blue Canyon post office. 1524 Comment
  UC62493  Athyrium distentifolium var. americanum C. F. Sonne July 1887 Placer above Coldstream Mt Anderson; Sierra Nevada Mts 2438 Comment
  UCD23226  Athyrium filix-femina Beth Lowe Corbin 1982-8-13 339 Placer 1 mile west of The Cedars. In sandy soil between rocks along the north fork of the American River. 1630 Comment
  SEINET4342872  Avena fatua P. Lehenbauer 1937-5-16 s.n. Placer Auburn Comment
  UCR259863  Baccharis pilularis George K. Helmkamp, Elizabeth Helmkamp 2013-11-2 22460 Placer Sacramento Valley, Highway CA-193 (Lincoln-Newcastle Hwy) at the junction with Gold Hill Road, 3.8 miles northwest of US-80 114 Comment
  RSA43812  Balsamorhiza deltoidea D. F. Howe 1948-5-23 s.n. Placer American River 305 Comment
  UC147648  Balsamorhiza deltoidea Harriet A. Walker 1908-6-24 1285 Placer Blue Canon 1432 Comment
  CDA10487  Balsamorhiza macrolepis T. C. Fuller 1958-7-7 Placer 2 miles north of Roseville. 0 Comment
  CAS-BOT-BC100090  Balsamorhiza sagittata Kellogg; Brannan 1870-6-27 s.n. Placer Cisco: Sierra Nevada Mts. Comment
  CAS-BOT-BC16551  Barbarea orthoceras A. A. Heller 1917-6-17 12697 Placer Along the Yuba River below Cisco. 1676 Comment
  CAS-BOT-BC16558  Barbarea orthoceras Saichi Kawahara 1969-7-6 1417 Placer Mel Henderson Ranch, east bank of Indian Creek. Swing near old cabin. 999 Comment
  CHSC11065  Barbarea orthoceras Lowell Ahart 1969-7-30 Placer Ahart Camp, French Meadows. 1524 Comment
  UCD22359  Barbarea orthoceras Rex Palmer 1979-7-12 N 629 Placer Headwaters basin area of the North Fork of the American River. Comment
  SEINET4176621  Bistorta bistortoides L. Miller 1934-5-20 s.n. Placer Between Truckee and Tahoe Comment
  CAS-BOT-BC100274  Blennosperma nanum var. nanum Carl B. Wolf 1937-3-30 8350 Placer Sacramento Valley, 4 8/10 mi. E. of Lincoln on Penryn Road 91 Comment
  UC30580  Blennosperma nanum var. nanum H. N. Bolander 1865-4-13 4565 Placer New Castle 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-BC100272  Blennosperma nanum var. nanum Serena Philips 1915-4-2 s.n. Placer Near Lincoln Comment
  CHSC11070  Boechera breweri Lowell Ahart 1964-7-3 Placer On trail to Placer Queen Mine. 1676 Comment
  CAS-BOT-BC15949  Boechera breweri subsp. breweri Kellogg 1870-6-17 s.n. Placer Sierra Nevada Mountains. Cisco. Comment
  UC186856  Boechera lemmonii C. F. Sonne 1897-7-18 Placer Tinkers Knob 2743 Comment
  UCD114438  Boechera platysperma Tamara Kan 1992-7-30 s.n. Placer East slope of Silver Peak. 2377 Comment
  SJSU8588  Boechera retrofracta N. D. Addy 1962-7-8 195 Placer by trail to Desolation Valley c. 6 mi E of Fallen Leaf L 2072 Comment
  CAS-BOT-BC25704  Boechera sparsiflora John Thomas Howell 1925-5-27 1091 Placer Lake Tahoe. Emerald Bay Camp. 1889 Comment
  SEINET10389276  Bolboschoenus fluviatilis R. D. Olson 1949-5-14 16 Placer U.S. Highway 40, Roseville City Limit (W). 61 Comment
  UCR200862  Boykinia major George K. Helmkamp, E. A. Helmkamp 2008-9-15 14115 Placer Northern Sierra Nevada Mountains, along Foresthill Road 20 miles northeast of the city of Forest Hill 1707 Comment
  UCR66500  Boykinia major Fay A. MacFadden 1934-8-3 12751 Placer Sierra Nevada Mtns., Canyon Creek, near Baxter's, Alta 1189 Comment
  CAS-BOT-BC417619  Boykinia major L. S. Smith 1927-8-5 2141 Placer Robertson Flat, R.S. Forest Hill Dist. Comment
  CAS-BOT-BC417621  Boykinia major L. S. Smith 1927-8-5 2141 Placer Robertson Flat, R.S. Forest Hill Dist. Comment
  RSA306176  Boykinia major Fay A. MacFadden 1934-8-3 12751 Placer Canyon Creek near Baxter s [alta?] Comment
  UCD150482  Brassica nigra James A. Neilson Jr. 1971-7-25 2281 Placer Tahoe Basin, 1/2 mile north of Tahoma. 1920 Comment
  UCD80175  Brassica rapa CNPS SN Foothill Team 2005-4-13 SNFN 0107 c Placer Placer Legacy, located on Didion Ranch in Placer County, east of Spear's Ranch, on the north bank of Coon Creek, approximately 500 meters west of the east boundary of the study area. 143 Comment
  CAS-BOT-BC145514  Briza minor A. A. Beetle 1941-5-26 2711 Placer Near Cisco. 914 Comment
  CDA36883  Briza minor CDFA Staff 1995-5-12 s.n. Placer Dry Creek. 0 Comment
  SBBG44972  Briza minor C. L. Hitchcock 1940-5-14 6389 Placer Meier Ranch, ca. 6 mi N of Colfax 762 Comment
  SD43624  Briza minor D. F. Howe 1948-5-20 1840 Placer 456 Comment
  SEINET4183117 Image available Briza minor C. L. Hitchcock 1940-5-14 6389 Placer Meier Ranch, circa 6 Miles North of Colfax. 762 Comment
  UCD77163  Brodiaea appendiculata Robert E. Preston 2004-4-25 2225 Placer Ca. 4 mi NE of Sheridan, along Camp Far West Rd 32 Comment
  UCD77141  Brodiaea coronaria Robert E. Preston 2004-4-25 2222 Placer Ca. 2.3 mi NW of Roseville, along Phillip Rd, ca. 1.25 mi W of its jct with Fiddyment Rd. 32 Comment
Read comments
Jun 17 2014
  UCD77164  Brodiaea coronaria Robert E. Preston 2003-5-25 2146 Placer Ca. 2.3 mi NW of Roseville, along Phillip Rd, 1.25 mi W of its jct with Fiddyment Rd 32 Comment
  CAS-BOT-BC484259  Brodiaea elegans var. elegans L. S. Smith 1926-5-23 1870 Placer Colfax Rd above Bear River 853 Comment
  CAS-BOT-BC484261  Brodiaea elegans var. elegans R. F. Hoover 1965-6-24 9450 Placer 1 mi. n. of Auburn on road to Grass Valley (Highway 49) Comment
  UCD77124  Brodiaea nana Robert E. Preston 2003-5-6 2120 Placer Ca. 2.3 mi NW of Roseville, along Phillip Rd, 1.25 mi W of its jct with Fiddyment Rd 32 Comment
  UCR218217  Bromus George K. Helmkamp, Mary Alice Barnes & Mary Jane Ganibe 2010-7-2 16435 Placer Sierra Nevada Mountains Foothills, Iowa Hill Road, 1.9 miles southeast of its junction with Canyon Way in Colfax 415 Comment
  UCD44481  Bromus arenarius C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1847 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  SACT000486  Bromus arvensis D. Meyer 1983-8-7 Placer along Truckee River, east bank 1879.0 Comment
  SACT000388  Bromus carinatus Michael Baad 1983-6-26 Placer 2.2 miles southeast, near Michigan Bluff Road. 1158.24 Comment
  UCD75703  Bromus carinatus Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5152 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, along Emigrant Trail on the N side of the north fork of Cold Creek, forest clearing off trail. 2112 Comment
  UCD22239  Bromus carinatus var. carinatus Rex Palmer 1979-7-26 N 817 Placer Headwaters basin area of the North Fork of the American River Comment
  UCD59209  Bromus carinatus var. marginatus August L. Hormay 1932-7-8 s.n. Placer W side of Lake Tahoe, 6 miles S of Tahoe Tavern. Comment
  SEINET4391156  Bromus diandrus R. L. Oliver 1976-4-13 s.n. Placer Along roadside, Auburn 366 Comment
  CAS-BOT-BC155062  Bromus hordeaceus John Thomas Howell; Gordon H. True 1972-3-17 7081 Placer Northern Outskirts of Lincoln. 48 Comment
  RSA0039071  Bromus hordeaceus George K. Helmkamp, Mary Alice Barnes 2013-5-3 20474 Placer Mosquito Ridge Road, 1.1 miles south of Forest Hill Road 962 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
  UCR258398  Bromus hordeaceus George K. Helmkamp, Amy Barnes 2014-3-21 22632 Placer Sacramento Valley, Riosa Road at the east side of its junction with CA-65, just west of Sheridan 33 Comment
  SEINET4399678  Bromus hordeaceus W. D. Billings 1940-5-18 1312 Placer Gold Run Comment
  SACT000564  Bromus hordeaceus subsp. hordeaceus D. Meyer 1983-7-3 Placer 1227.3 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
  CDA15965  Bromus laevipes G. F. Hrusa, J. Glazner 1999-7-17 15123 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  UCD58912  Bromus laevipes Beecher Crampton 1955-6-15 2916 Placer 6 miles west of Forest Hill. Comment
  SACT000594  Bromus laevipes Josephine Van Ess 1978-5-16 Placer small open sloping areas among trees 378.0 Comment
  CDA1838  Bromus madritensis A. A. Beetle 1941-5-26 2718 Placer Near Cisco. Comment
  UCD58997  Bromus madritensis A. A. Beetle 1941-5-26 2709 Placer Near Cisco. 914 Comment
  UC1131198  Bromus madritensis subsp. rubens C. R. Clar 1933-10-5 137 Placer e of Lincoln 60 Comment
  UCR146674  Bromus marginatus Beecher Crampton 1985-6-23 9998 Placer Sierra Nevada Mtns., North Shore Lake Tahoe, Stateline Road 1905 Comment
  CDA15649  Bromus orcuttianus G. F. Hrusa, J. Glazner 1999-7-18 15197 Placer Lake Tahoe; Wooded slopes betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1905 Comment
  SBBG22675  Bromus orcuttianus M. S. Walters 1960-6-22 Placer Hwy 28 at Brockway, Lake Tahoe Comment
  SBBG29016  Bromus orcuttianus B. Crampton 1967-7-26 Placer ca. 3 mi NW of Kings Beach, St Hwy 267 2133 Comment
  SD43593  Bromus racemosus D. F. Howe 1948-5-20 Placer 456 Comment
  UCD59522  Bromus rubens M. Vincent 1965-4-19 649 Placer 4 miles south of Marysville. Comment
  SACT000677  Bromus sterilis Michael Baad 1983-5-5 Placer streamside picnic area at junction. on Bear River. 3 miles southwest of Colfax, shaded moist site. 609.0 Comment
  UCD80524  Bromus sterilis CNPS SN Foothill Team 2005-4-14 SNFN 0110 b Placer Placer Legacy, Spears/Didion Ranch, approximately 150 meters north of entry gate off Mears Road. 309 Comment
  UCD59738  Bromus suksdorfii A. A. Heller 1917-8-14 12924 Placer Mt. Lincoln south of Summit valley. 2499 Comment
  SACT000767  Bromus tectorum Michael Baad 1983-5-5 Placer Ciolfax, 1 mile north of Placer Hills Road. Open hillside north-facing slope. 609.6 Comment
  SACT000784  Bromus tectorum Josephine Van Ess 1977-5-5 Placer 158.5 Comment
  CHSC73114  Calamagrostis canadensis L. P. Janeway 1998-8-6 5995 Placer Lake Tahoe Basin Management Unit - National Forest. North side of Blackwood Creek, 1.7 mi west of Lake Tahoe. Meadow complex. 1938 Comment
  UCR146860  Calocedrus decurrens Beecher Crampton 1960-11-2 5798 Placer Sierra Nevada Mountains, town of Gold Run 976 Comment
  UCR176263  Calocedrus decurrens George K. Helmkamp, E. A. Helmkamp 2006-8-11 11211 Placer Northern Sierra Nevada Mtns foothills, along Forest Hill Rd., 8.7 miles northeast of Forest Hill 1311 Comment
  SEINET11261459  Calochortus albus George Helmkamp, E. A. Helmkamp 2012-5-5 18912 Placer Northern Sierra Nevada Mountains Foothills on Lake Clementine Road, 1.2 miles W of the junction with Foresthill Road. 0.3 air miles SE (123 degrees) of Clementine Dam on the American River.; 0 396 Comment
  UCR250350  Calochortus albus George K. Helmkamp, Mary Alice Barnes 2013-4-18 20358 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
  UCR253531  Calochortus albus George K. Helmkamp, Amy Barnes 2014-4-23 22795 Placer Sierra Nevada Mountains Foothills, Old Auburn-Foresthill Road, 1.7 miles northeast of its junction with CA-49 at North Fork American River 407 Comment
  CHSC79867  Calochortus leichtlinii G. F. Hrusa; J. Glazner 1999-7-18 15186 Placer Northern California, Lake Tahoe Region. Betw. Squaw Ck, Hwy 89, and Squaw Valley. 1905 Comment
  UCD150568  Calochortus leichtlinii James A. Neilson Jr. 1970-7-9 1474 Placer Tahoe Basin, North Ward Creek. 2133 Comment
  CAS-BOT-BC487951  Calochortus leichtlinii Alice Eastwood 1909-1-1 252 Placer Lake Tahoe, Deer Park Comment
  UC3403  Calochortus leichtlinii Mrs. M. M. Hardy 1893-1 Placer Comment
  CDA39287  Calochortus luteus H. R. Danielson 1962-4-28 s.n. Placer Highway 99E to Lincoln, ca. 5 miles north of Roseville. 0 Comment
  UCR235504  Calochortus minimus George K. Helmkamp, E. A. Helmkamp 2012-5-11 18941 Placer Foothills, northern Sierra Nevada Mountains, Finning Mill Road at the junction with Forest Hill Road 1136 Comment
  CAS-BOT-BC483461  Calochortus minimus A. Kellogg 1870-6-1 s.n. Placer Cisco, Sierra Nevada Mts. Comment
  CDA19538  Calochortus monophyllus M. I. Wibawa, G. F. Hrusa, J. Glazner 2002-5-22 244 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
  UCD164625  Calochortus monophyllus Brandi Sorensen 1995-6-1 18 Placer .73 kilometers northwest of Colfax. 671 Comment
  CAS-BOT-BC493405  Calochortus monophyllus Georgia Bentley 1919-4-20 s.n. Placer At Auburn near river Comment
  SEINET5725032 Image available Calochortus monophyllus Betty Hess 1973-1 35 Placer 3.5 miles west of Foresthill on Foresthill-Colfax Road.; Foresthill Comment
  UC569915  Calochortus nudus N. French 1934-5-28 370 Placer 1.5 mi w Black Mountain; Colfax Quad. 1767 Comment
  CAS-BOT-BC493086  Calochortus nudus L. S. Smith 1925-7-1 1660 Placer Barker Creek. Tahoe Forest. 2133 Comment
  RSA122212  Calochortus nudus N. H. French 1934-5-28 370 Placer 1.5 mile west of Black Mountain 1768 Comment
  CAS-BOT-BC493448  Calochortus superbus C. L. Hitchcock 1940-5-15 6409 Placer 6 miles north of Colfax Comment
  SD103951  Calochortus uniflorus J. L. S. S. 1970-5-26 Placer Near Auburn, wet. low, alkaline places. (IPB 3/08) Comment
  CAS-BOT-BC270648  Calycadenia multiglandulosa David D. Keck 1932-6-30 1588 Placer 0.3 mile N of Weimar P.O. 685 Comment
  POM29893  Calycadenia truncata subsp. truncata I. E. Diehl 1902-7-7 s.n. Placer Colfax Comment
  SBBG1921  Calyptridium monospermum E. R. Blakley 1960-9-4 3823 Placer hill 1 mi N of Carnelian Bay, Lake Tahoe 2072 Comment
  UC852136  Calyptridium monospermum A. A. Heller 1917-6-19 12740 Placer Emigrant Gap 1615 Comment
  UCD96972  Calyptridium monospermum Chuck Hughes 2010-7-13 236 Placer Within 50 ft of north side of Alpine Meadows Road. 1903 Comment
  JEPS126257  Calyptridium umbellatum Steve Matson 1998-6-24 292 Placer Tahoe north shore; Snow Creek Watershed, Tahoe Vista/Kings Beach; middle fork of Snow Creek; north of Golf Course. Comment
  UC148961  Calystegia malacophylla H. M. Hall 1910-7-4 8739 Placer Cisco Sierra Nevada Mountains, Cisco 1798 Comment
  UCD33735  Calystegia malacophylla Beecher Crampton 1972-7-26 8846 Placer Carpenter Flat east of Emigrant Gap. 1615 Comment
  SBBG117361  Calystegia malacophylla subsp. malacophylla B. Crampton 1972-7-26 8846 Placer Carpenter Flat E of Emigrant Gap, above Laings rd 1615 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
  POM259053  Camissonia subacaulis J. T. Howell 1938-8-2 13991 Placer 5 miles north of Brockway. Comment
  UCR231838  Campanula prenanthoides George K. Helmkamp, E. A. Helmkamp 2010-8-14 16783 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
  UCR250288  Campanula prenanthoides George K. Helmkamp, Elizabeth Helmkamp 2013-6-11 20801 Placer Northern Sierra Nevada Mountains Foothills, Yankee Jim's Road, 3.6 miles northwest of its junction with Forest Hill Road 768 Comment
  SEINET10463250  Campanula prenanthoides Feudge 1927-7-18 FEUDGE 1774 Placer Emigrant Gap 1524 Comment
  CHSC32008  Cardamine L. Ahart 1973-3-29 187 Placer Near Forest Hill. 457 Comment
  RSA0116209  Cardamine breweri Marcus E. Jones 1882-06 s.n. Placer Emigrant Gap. Comment
  UCR270279  Cardamine cordifolia John F. Emmel 2002-6-23 1756 Placer Sierra Nevada Mountains, northern Lake Tahoe region, Middle Martis Creek 2195 Comment
  JEPS53308  Cardamine cordifolia var. lyallii C. F. Sonne July 1886 423 Placer along creek in canyon on rd. to Hot Springs (Tahoe); Tahoe Comment
  SEINET5341059  Cardamine integrifolia B. Rice 1941-3-10 s.n. Placer Near Colfax. Comment
  UCR237433  Cardamine pensylvanica George K. Helmkamp, E. A. Helmkamp 2012-2-23 18576 Placer Eastern edge Sacramento Valley, Newcastle, along CA-193 (Newcastle Hwy), 0.1 mile southeast of its junction with Langs Hill Road, west of the junction with I-80, SW of Auburn 279 Comment
  CAS-BOT-BC18344  Carex Catherine Best 1981-8-1 s.n. Placer Sierra Nevada. Big Meadow, about 3 miles south of French Meadows. 1600 Comment
  UCD162533  Carex abrupta Steve Matson 1997-7-17 100 Placer nSNH; Tahoe north shore; Snow Creek watershed, Tahoe Vista/Kings Beach; middle fork snow creek; 'big pine' meadow. 1908 Comment
  UC50813  Carex angustata J. Burtt Davy Jun 25 1897-Jun 30 1897 3271 Placer Truckee River Truckee River Basin Comment
  UCD43141  Carex angustata C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-20 509 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  CHSC74287  Carex bolanderi Susi Urie 1998-8-28 98 -145 Placer Middle of Page Meadows: about 2 mi west of Lake Tahoe and Sunnyside. 2115 Comment
  CAS-BOT-BC34209  Carex canescens L. S. Smith 1927-8-11 2199 Placer Tahoe National Forest. Squaw Valley. 1889 Comment
  SEINET4231776 Image available Carex cusickii K. Chung, Matson, S 2009-1 1080 Placer Lake Tahoe, north side Comment
  CAS-BOT-BC20110  Carex feta Saichi Kawahara 1969-5-25 1032 Placer Near BM 2393, 'Nigger' george Ravine, Colfax - Iowa Hill Road. [locality name changed to Georges Ravine.] 729 Comment
  CAS-BOT-BC20167  Carex filifolia var. erostrata W. R. Dudley 1893-6-7 s.n. Placer By railroad west of Truckee. Comment
  UC1729962  Carex fissuricola L. P. Janeway, Eric Schroder 1998-9-16 6328 Placer about 2.2 mi sw of Lake Tahoe (small meadow on n side of the creek about half way between Buck Lake and McKinney Creek, Homewood Quadrangle); Homewood Quadrangle 2124 Comment
  CAS-BOT-BC20688  Carex fracta Lewis S. Rose 1944-7-10 44043 Placer Quail Lake, 3 miles west of Chambers Lodge Lake Tahoe. 2133 Comment
  CHSC98656  Carex fracta Robert F. C. Naczi 2006-8-3 11406 Placer Ca. 4.2 mi E of town of Cisco Grove, 1.0 mi W of Nevada Co. border, S of E-bound lanes of I-80, 0.4 mi W of overpass for exit 171 (Kingvale Exit). 1851 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
  UC1133314  Carex fracta B. Bolt 1934-7-6 125 Placer Mammoth Spring 1615 Comment
  CAS-BOT-BC20681  Carex fracta John Thomas Howell 1938-8-2 14012 Placer Near Calneva. Comment
  SEINET5786554 Image available Carex geyeri Marcus E. Jones 1882-1 3286 Placer Emigrant Gap Comment
  UCD75686  Carex heteroneura Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5135 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, along Emigrant Trail on the N side of the north fork of Cold Creek, forest clearing off trail. 2112 Comment
  CHSC69224  Carex heteroneura var. heteroneura James D. Jokerst 1986-7-12 2696 Placer Trail from The Cedars, high Sierra Nevada SW of Donner Lake, S side of river along trail from Chickerings home upstream to Blue and Gold Meadow. Comment
  NY11165  Carex integra A. A. Heller 1909-7-16 9841 Placer Summit 2133.6 Comment
  UCR66604  Carex jonesii J. T. Howell 1938-8-2 14000 Placer 5 mi north of Brockway. 2447 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
  UCD42832  Carex leporinella C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-23 198 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  OBI49281  Carex luzulifolia Unknown 1882-6-29 2907 Placer Emigrant Gap Comment
  NY380664  Carex luzulifolia var. strobilantha A. A. Heller 1903-8-17 7187 Placer Above Donner Pass 2286.0 Comment
  UCR240915  Carex mariposana George K. Helmkamp, E. A. Helmkamp 2012-6-19 19240 Placer Northern Sierra Nevada Mountains, Foresthill Road, 9.2 miles east of its junction with Devil's Thumb Road 2055 Comment
  CAS-BOT-BC31696  Carex mariposana James A. Neilson 1970-8-5 1733 Placer Upper Ward Creek. Comment
  UCD149413  Carex microptera G. Ledyard Stebbins 1976-7-6 7692 Placer Mountain Meadow. (Exact location unknown. Coordinates estimated by label maker.) Comment
  UCD42801  Carex microptera C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-23 167 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  UC1256292  Carex multicaulis R. K. Gierisch 1969-7-11 3524 Placer Big Bend Tahoe Forest Comment
  CAS-BOT-BC32273  Carex multicostata John Thomas Howell 1943-7-21 18641 Placer Donner Pass to Mt. Lincoln Comment
  UCD74094  Carex multicostata Jennifer W. Burt; Kate Mawdsley, Belinda Lo 2006-7-28 185 Placer Sugarbowl active ski area, off Hwy 80 near Soda Springs - collected from coniferous forest near active ski runs. 2218 Comment
  UCR257626  Carex multicostata George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19526 Placer Northern Sierra Nevada Mountains, Sugar Bowl Road, 0.4 mile south of its junction with Donner Pass Road, just west of Lake Mary 2136 Comment
  UC1133411  Carex nebrascensis H. S. Yates 1936-8-9 5994 Placer 2 mi sw Martis Pk.; Truckee Quadrangle Comment
  UCD75964  Carex nebrascensis Ellen Dean, M. Starbuck,; M. Bibbo, J. Poloske 2008-7-20 5238 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
  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
  POM81078  Carex nervina Marcus E. Jones 1882-7-1 3533 Placer Emigrant Gap. Comment
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Sep 7 2010
  SEINET4286151 Image available Carex occidentalis K. Chung, Matson, S 2009-1 1076 Placer Lake Tahoe, north side. Comment
  UCD43124  Carex pachycarpa C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-19 492 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
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Nov 18 2008
  RSA22157  Carex pellita J. T. Howell 1938-8-2 13998 Placer 5 miles north of Brockway. Comment
  SEINET10715858  Carex pellita Lewis S. Rose 1938-9-14 Rose 38267 Placer Truckee River, 3 mi nw. of Tahoe City Stream bank. 1829 Comment
  CHSC74014  Carex praegracilis Susi Urie 1998-8-18 98 -075 Placer Lake Tahoe Basin. About 0.2 mi north of Lake Tahoe; large meadow complex between Kings Beach and Tahoe Vista. 1901 Comment
  UCSB63735  Carex raynoldsii Jokerst, James 1986-7-13 Placer Trail from The Cedars, high Sierra Nevada SW of Donner Lake, camp area Comment
  UCD77471  Carex serratodens Robert E. Preston 2002-6-14 1818 Placer Auburn, along Dry Creek Rd, ca. 0.8 mi e of its jct with Hwy 49. 440 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
  SEINET4285926 Image available Carex simulata K. Chung, Matson, S 2009-1 1079 Placer Lake Tahoe, north side Comment
  UCD42989  Carex spectabilis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 358 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  CAS-BOT-BC116996  Carex straminiformis A. A. Heller 1917-8-14 12927 Placer Mt. Lincoln south of Summit valley. 2499 Comment
  CDA19560  Carex subfusca M. I. Wibawa, G. F. Hrusa (16044), J. Glazner 2002-5-22 215 Placer Forest Hill Divide; Hughes Mill, along Finning Mill Rd, ~ 3 mi N of Forest Hill Rd, ~ 3 mi E of Forest Hill. 1066 Comment
  CDA19563  Carex subfusca M. I. Wibawa, G. F. Hrusa, J. Glazner 2002-5-22 234 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
  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
  SEINET7486527 Image available Carex subfusca Peter F. Zika 2010-8-10 25307 Placer above E shore of Truckee River, Route 89, 12 air km NE of , northern Sierra Nevada Highlands (n SNH) 1810 Comment
  CAS-BOT-BC115055  Carex vesicaria Malcom A. Nobs; Stanley Galen [S. Galen] Smith 1949-8-21 1517 Placer Marsh between Sandy Beach and Agate Bay, N end of Lake Tahoe. Comment
  POM313110  Carex vesicaria Malcolm A. Nobs, S. Galen Smith 1949-8-21 1517 Placer Placer County: Marsh between sandy beach and Agate Bay, north end of Lake Tahoe Comment
  RSA43289  Carex whitneyi L. S. Rose 1944-7-13 44111 Placer Chambers lodge, Lake Tahoe. 1921 Comment
  UC1133493  Carex whitneyi L. S. Smith 1928-6-1 2260 Placer near Walker's (Blackwood); Tahoe Forest 1920 Comment
  SACT002848  Castanea sativa Josephine Van Ess 1977-6-9 Placer Collected at Teagarden homesite near Mount Vernon Road. Long abandoned planting, now pasture. 353.7 Comment
  SACT002865  Castanopsis sempervirens James Grove 1977-7-15 Placer 2000.0 Comment
  RSA0027944  Castilleja John F. Emmel 1992-7-2 1229 Placer Carson Range ESE of Truckee; ridge 1.0 air mile south and 1.6 air mile east of Martis Peak. 2733 Comment
  UC962100  Castilleja affinis subsp. affinis Peter H. Raven and G. L. Stebbins Jr. 1952-4-20 4011 Placer s of Auburn (near bridge on Rt 49); North Fork American River 213 Comment
  RSA463234  Castilleja applegatei subsp. pinetorum J. H. Nishida 1985-7-10 771 Placer Homewood. 1829 Comment
  UC2045175  Castilleja applegatei subsp. pinetorum George K. Helmkamp with Mary Alice Barnes 2013-4-18 20354 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. Colfax 7.5' Q. Comment
  UCD162608  Castilleja applegatei subsp. pinetorum Steve Matson 1998-6-24 285 Placer nSNH; Tahoe north shore; Snow Creek watershed, Tahoe Vista/Kings Beach; east fork at power lines. 1920 Comment
  CHSC1815  Castilleja densiflora subsp. densiflora 1943-4-21 Placer North of Lincoln. Comment
  CHSC25119  Castilleja exserta G. G. Poulsen Jr. 1971-3-29 3 Placer Ca. 4 mi e of Lincoln on Lincoln Newcastle Rd; ca. s on Clark Tunnel Rd. 1.4 mi. Penryn. 274 Comment
  UCD122499  Castilleja foliolosa G. K. Helmkamp; Elizabeth Helmkamp 2006-5-13 10435 Placer Northern Sierra Nevada: ca. 4 air mi. NE of Auburn, along Forest Hill Road, 1.8 mi. NE of its junction with CA Hwy 49 at the middle fork of the American River. 370 Comment
  UCR173771  Castilleja foliolosa George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-14 10717 Placer Northern Sierra Nevada Mountains foothills, 0.2 mile north of Forest Hill Road on Lake Clementine Rd., area northeast of Auburn on Forest Hill Divide 488 Comment
  UC128268  Castilleja lacera Miss Harriet A. Walker 1908-7-28 1476 Placer near big bend in Yuba River (Cisco); Cisco Comment
  UCD162565  Castilleja lemmonii Steve Matson 2004-8-1 1085 Placer nSNH; Tahoe Basin; Blackwood Canyon (west shore), about 1 mile ESE of Barker Pass. 2377 Comment
  UC518950  Castilleja lineariloba David D. Keck 1933-5-31 2426 Placer just s Auburn (on road to Roseville) 304 Comment
  JEPS7444  Castilleja miniata Rimo Bacigalupi with Lawrence R. Heckard 1951-8-9 3488 Placer about 1.5 mi n Lake Tahoe at Tahoe City (in the Truckee River Canyon); Truckee River Canyon 1828 Comment
  RSA448748  Castilleja miniata Wm Vortriede 1928-1 s.n. Placer Lake Tahoe. Comment
  CDA16053  Castilleja miniata subsp. miniata G. F. Hrusa, J. Glazner 2000-9-3 15660 A Placer Sierra Nevada; Sugar Bowl Ridge, immediately to W of proposed Crow's Nest ski run. 2164 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
  CHSC73995  Castilleja miniata subsp. miniata Susi Urie 1998-8-25 98 -095 Placer About 0.2 mi north of Lake Tahoe; large meadow complex between Kings Beach and Tahoe Vista. 1901 Comment
  SBBG12402  Castilleja miniata subsp. miniata E. R. Blakley 1960-9-2 3803 Placer mouth of Carnelian Crk, Lake Tahoe 1905 Comment
  UCD44552  Castilleja miniata subsp. miniata C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1918 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  UC1142657  Castilleja nana N. French 1934-6-22 465 Placer Serena Lake; Tahoe National Forest, Truckee Quad. 2103 Comment
  UC103492  Castilleja nana C. F. Sonne Jun 1897 Placer above Summit; Sierra Nevada Mountains Comment
  UCD123027  Castilleja peirsonii D. Finley 1998-5-24 2- 6 Placer Highway 70 north, on the east side of the road, 1 road mile after the Grizzly Dome tunnel, 7 road miles north of Pulga, along the North Fork of the Feather River. 731 Comment
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Feb 3 2015
  POM286330  Castilleja pilosa Lyman Benson 1942-7-2 11253 Placer Highway junction 1 mile west of Truckee. Truckee River drainage area. 1829 Comment
  UCD21857  Castilleja pruinosa Beth Lowe Corbin 1982-8-3 196 Placer Hill west of Onion Creek campground. 1853 Comment
  CHSC74271  Castilleja tenuis Susi Urie 1998-8-29 98 -165 Placer Middle of Page Meadows; about 2 mi west of Lake Tahoe and Sunnyside. 2115 Comment
  UCD162617  Castilleja tenuis Steve Matson 1998-6-21 257 Placer nSNH; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; 300 meters north of Highway 267. 1780 Comment
  CAS-BOT-BC47860  Ceanothus cordulatus Alice Eastwood 1906-7-23 1045 Placer Glen Alpine Road Comment
  CAS-BOT-BC47900  Ceanothus cordulatus H. E. McMinn 1926-5-29 1752 -B Placer At Crystal Lake - slope above - road to Truckee 3 mi west of Cisco Hotel Comment
  LA27683  Ceanothus cordulatus L. S. Rose; 1941-7-14 41315 Placer Chambers Lodge, Lake Tahoe 1900.0 Comment
  SACT002895  Ceanothus cordulatus Michael Baad 1983-7-1 Placer At exit from I80 to Blue Canyon, second groth white fir, incense cedar. 1584.96 Comment
  UC18249  Ceanothus cordulatus J. Burtt Davy Jun 25 1897-Jun 30 1897 3248 Placer near Tahoe (along Truckee River); Truckee River Basin Comment
  UCD143726  Ceanothus cordulatus F. Felix, E. Krimmel 2013-5-26 48 -A Placer North Fork/Chickering American River Reserve. 0.1 mile south of where Onion Creek crosses Cedars Road. Comment
  UCR242330  Ceanothus cordulatus George K. Helmkamp, E. A. Helmkamp 2010-7-28 16660 Placer Northern Sierra Nevada Mountains, Forest Hill Road, 22 miles northeast of the city of Foresthill 2041 Comment
  SACT002904  Ceanothus cuneatus Michael Baad 1977-4-13 Placer 0.2 mile north of Highway I80 on Placer Hills Road to Meadow Vista, ecotone between ponderosa pine forest and chaparral 502.92 Comment
  UCD22199  Ceanothus fresnensis Beth Lowe Corbin 1982-8-4 215 Placer 1/4 mile NW of Onion Creek Campground. SW facing slope, 20% inclination. Full sun. Locally common. In opening in montane chaparral, inrocky, fine, sandy, granitic soil. Low, compact, rigidly branched shrub. Light dry bark, reddish twigs and fruit. Less than 1 ft tall, 3 ft across. 1950 Comment
  UCD22202  Ceanothus fresnensis Rex Palmer 1979-5-26 N 4 Placer Headwaters basin area of the North Fork of the American River 2011 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-BC50759  Ceanothus integerrimus H. E. McMinn 1926-5-29 1753 Placer 3.1 mi. east of Crystal Springs Comment
  HSC83333  Ceanothus integerrimus Keith G. Weinstock 1975-5-24 27 Placer Auburn-Forest Hill Rd. and Spring Garden Rd. intersection, 5 mi W of Forest Hill Comment
  RSA399911  Ceanothus integerrimus Wm. Martin 1977-9-10 20277 Placer 2 miles S of Ranger Station, Blue Canyon Creek, Tahoe National Forest. 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
  UCD111987  Ceanothus integerrimus K. O'Keefe 1995-6-4 s.n. Placer Along Forest Hill Road, 4 miles east of Forest Hill (town). 900 Comment
  UCD22210  Ceanothus integerrimus Rex Palmer 1979-6-21 N 394 Placer Headwaters basin area of the North Fork of the American River Comment
  CAS-BOT-BC51038  Ceanothus integerrimus var. macrothyrsus A. A. Heller 1917-6-16 12679 Placer near Dutch Flat 914 Comment
  UCD16096  Ceanothus jepsonii var. albiflorus G. Robinson 1984-4-21 s.n. Placer N.W. of Barrel Springs Campground, about 200 meters off of Barrels Springs Road. 701 Comment
  UC1070800  Ceanothus lemmonii C. R. Clar 1933-5-11 117 Placer 3 mi e Weimer; Colfax quad. 609 Comment
  UC634625  Ceanothus lemmonii H. L. Mason 1926-5-29 3285 Placer near Alta (Donner Pass) Comment
  UCD164638  Ceanothus oliganthus Brandi Sorensen 1995-6-1 23 Placer .73 kilometers northwest of Colfax. 671 Comment
  CAS-BOT-BC63398  Ceanothus prostratus Geo. B. Grant 1906-7-15 s.n. Placer Tahoe Tavern, Lake Tahoe. Comment
  JEPS72616  Ceanothus prostratus Gladys L. Smith 1972-6-19 3170 Placer roadbanks about Alpine Meadows Tahoe City 1898 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
  OBI10378  Ceanothus prostratus var. prostratus H. E. McMinn 1941-8-23 5371 Placer About 1/2 way out of Blue Cyn to Hwy 40 Comment
  UC1071434  Ceanothus tomentosus J. E. Sowder, R. W. Lundh 1933-4-26 56 Placer 3 mi sw Gold Run; Colfax Quad. Comment
  UC1281303  Ceanothus tomentosus H. E. McMinn 1926-5-29 1708 m Placer 10.6 mi w Crystal Springs; w of Crystal Springs Comment
  CAS-BOT-BC52880  Ceanothus tomentosus var. tomentosus Kath. Brandegee 1908-6-1 s.n. Placer Between Magra and Cape Horn Comment
  CAS-BOT-BC52885  Ceanothus tomentosus var. tomentosus H. L. Mason 1926-5-29 3286 Placer Donner Pass Road near Alta Comment
  UCD150853  Ceanothus velutinus James A. Neilson Jr. 1970-8-5 1746 Placer Tahoe Basin. Yard in Tahoe City. 1901 Comment
  UC18467  Ceanothus velutinus var. velutinus C. F. Sonne Jul 24 1892-Jul 27 1892 6 Placer fl. woods on Truckee River Sierra Nevada Mountains, fl Truckee River, fr nr Truckee (fr hillside near Truckee) Comment
  CAS-BOT-BC272145  Centaurea cineraria Jim Henderson 1977-5-19 s.n. Placer 8905 Crater Hill Road, Newcastle 304 Comment
  CDA17968  Centaurea maculosa K. Connolly 1999-10-8 PDR 1222845 Placer Sierra Nevada; E side Hwy. 89 at Alpine Meadows Rd. in Tahoe City. 0 Comment
  CDA7273  Centaurea maculosa T. C. Fuller 1963-8-28 11177 Placer North side of Highway 40 freeway to Truckee, 0.5 mile east of Hampshire Rocks. 0 Comment
  RSA186847  Centaurea maculosa T. C. Fuller 1965-8-10 13942 Placer South side of westbound lanes of Interstate 80 freeway, 1.4 miles east of Emigrant Gap; Sierra Nevada 1829 Comment
  CAS-BOT-BC443966  Centaurium tenuiflorum C. Rose Broome 1978-8-3 2313 Placer Town of Rough and Ready, next to Penn Valley, 29.5 mi E of Marysville on CA Hwy 20; 8 mi W of Grass Valley. Comment
  UC1980595  Centaurium tenuiflorum C. Rose Broome 1978-8-3 2313 Placer Town of Rough and Ready, next to Penn Valley, 29.5 mi E of Marysville on CA Highway 20; 8 mi W of Grass Valley Comment
  CAS-BOT-BC288622  Centromadia fitchii John Thomas Howell 1929-10-4 4428 Placer On road to Colfax 1.5 miles from Auburn Comment
  CAS-BOT-BC388156  Cerastium fontanum Geo. B. Grant 1906-7-15 6984 Placer Tahoe Tavern Lake Tahoe Comment
  CDA16983  Cerastium fontanum subsp. vulgare G. F. Hrusa, M. I. Wibawa, J. Glazner 2002-5-22 16036 Placer Sierra Nevada; Hughes Mill (site) above Foresthill. 1066 Comment
  NY418580  Cerasus kelloggiana M. E. Jones 1882-6-28 2693 Placer Emigrant Gap. Comment
  NY803929  Cerasus kelloggiana M. E. Jones 1882-5-28 2693 Placer Emigrant Gap. Comment
  SEINET7347768  Cercis canadensis H. R. Holbo 1961-3-31 s.n. Placer West fork of the American River 914 Comment
  SEINET11826500  Chaenactis douglasii Unknown 1972-1 s.n. Placer French Meadows 1524 Comment
  CAS-BOT-BC276717  Chaenactis douglasii var. douglasii Lewis S. Rose 1944-7-22 44213 Placer Chambers Lodge, Lake Tahoe 1920 Comment
  CAS-BOT-BC276716  Chaenactis douglasii var. douglasii Alice Eastwood 1909-1-1 149 Placer Sand Harbor, Lake Tahoe Region Comment
  UC894474  Chaenactis glabriuscula var. heterocarpha C. L. Hitchcock 1940-5-15 6405 Placer 6 mi n of Colfax Comment
  UCD149381  Chaenactis nevadensis G. Ledyard Stebbins 1969-7-20 6949 Placer Ridge south of the North Fork of the American River, between Sailor Canyon and Wildcat Canyon. (Exact location unknown. Coordinates estimated by label maker.) 1950 Comment
  RSA0001017  Chaenactis rubricaulis Harriet Ann Walker 1910-6-22 2170 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
  UC147578  Chamaebatia foliolosa Harriet A. Walker 1908-6-23 1225 Placer Blue Canyon 1432 Comment
  UCD21955  Chamaebatia foliolosa Brian Vanden Heuvel 2002-7-3 160 Placer Tahoe National Forest. 1.2 road miles WSW of Foresthill on Forest Service Road 96. Large population on north side of road on steep hillside. Comment
  UCD40934  Chamaebatia foliolosa Sook Hong 1989-5-20 15 Placer Forest Hill. 2 miles from Mosquito Ridge. 554 Comment
  POM90077  Chamaebatia foliolosa I. E. Diehl 1902-7-7 s.n. Placer Colfax Comment
  JEPS102536  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart 2001-10-10 9347 Placer French Meadows Reservoir, near boat or trail access area on northwest side of reservoir, about 1 mile southwest of bridge across Middle Fork of American River, about 2 miles southwest of Ahart Camp, about 22 miles (air) northeast of Forest Hill. 1594 Comment
  UC567054  Chamaesyce serpyllifolia B. Bolt 1934-7-22 160 Placer Chicken Hawk Camp 1280 Comment
  UC765106  Chamaesyce serpyllifolia R. F. Hoover 1936-7-31 1587 Placer Lincoln Comment
  SCFS1143  Chamerion angustifolium E. Krimmel, F. Felix 2013-7-28 Placer NFAm. Heath Falls Trail. Large path where trail heads down to river, between 1st and 2nd creek crossings. Comment
  UCD23228  Cheilanthes gracillima Beth Lowe Corbin 1982-8-9 287 Placer 2/3 mile southwest of Onion Creek campground. 1767 Comment
  UCD69353  Cheilanthes gracillima S. Rivas; M. Barbour, D. S. Mata and P. Rodriguez 1997-9-3 Placer Soda Springs. Soda Springs Road. Tahoe National Forest. American River Canyon. 1850 Comment
  CAS-BOT-BC70195  Cheilanthes gracillima M. E. Parsons 1910-7-25 s.n. Placer Eagle Falls, Emerald Bay, Lake Tahoe Comment
  CDA39019  Chenopodium ambrosioides D. G. Kelch 2011-10-2 11 .813 Placer Gold Run rest stop. Comment
  CAS-BOT-BC451414  Chimaphila menziesii Vincent Jones 1919-7-7 s.n. Placer Ridge above Bear Valley Comment
  UCD75691  Chimaphila menziesii Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5140 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, along Emigrant Trail on the N side of the north fork of Cold Creek, forest clearing off trail. 2112 Comment
  SEINET11976852  Chimaphila menziesii C. F. Sonne 1878-1 s.n. Placer Truckee Comment
  CAS-BOT-BC451471  Chimaphila umbellata Vincent Jones 1919-7-7 s.n. Placer Ridge above Bear Valley Comment
  UC1120955  Chimaphila umbellata G. T. Nordstrom 1934-6-18 108 Placer n. slope Texas Hill (Plot 201); Tahoe Nat'l Forest, Colfax Quad. 1584 Comment
  UC474268  Chimaphila umbellata G. W. Fetters 1929-8-2 Placer Lake Tahoe, Pomin's Comment
  UCD57932  Chloris verticillata Beecher Crampton 1967-8-21 8177 Placer Interstate Hwy. 80 E, Cirby Way exit, 1.5 miles southeast Roseville. Comment
  UCD19085  Chloropyron molle subsp. hispidum Robert F. Holland; Virginia I. Dains 1982-8-16 1210 Placer about 4 mi. NW of Rocklin, headwaters of Pleasant Grove Creek. in Spring Valley. 45 Comment
  SD72044  Chondrilla juncea John Thomas Howell 1966-7-29 42033 Placer 1.0 mile northeast of Loomis. 120 Comment
  UCR109650  Chondrilla juncea T. C. Fuller 1967-5-3 15764 Placer Sierra Nevada Foothills, corner of overpass of Interstate 80, Penryn Comment
  CAS-BOT-BC279798  Chondrilla juncea Lillian S. Mott; Phyllis Locker 1965-7-1 6572 Placer East side of a hill overlooking Folsom Lake, at Horseshoe Bar. East of Loomis Comment
  CDA7389  Chondrilla juncea T. C. Fuller 1965-10-15 14209 Placer Sierra Nevada; East side of Interstate 80 to Auburn just south of Penryn overpass, Penryn. Comment
  CAS-BOT-BC36375  Chrysolepis sempervirens R. F. Hoover 1967-9-5 10823 Placer Carnelian Bay, Lake Tahoe Comment
  OBI14341  Chrysolepis sempervirens Robert F. Hoover 1967-9-5 10823 Placer Carnelian Bay, Lake Tahoe Comment
  UC1135238  Chrysolepis sempervirens N. French 1933-7-14 87 Placer Greek Store; Tahoe National Forest, Colfax Quad. 1676 Comment
  SEINET7450580 Image available Chrysopsis breweri J. Day, C Jacobs, J Sulman 2004-9-2 NV 030 -030 Placer Forest Road 3 at Barker Pass At Ellis Peak Trailhead 2382 Comment
  SEINET11860558  Chrysothamnus nauseosus subsp. albicaulis L. S. Rose 1938-9-14 38258 Placer South Fork of Yuba River, Cisco 1615 Comment
  CAS-BOT-BC279836  Cichorium intybus Mrs. H. C. Cantelow 1938-7-2 2266 Placer 8 mi. n. of Auburn Comment
  CAS-BOT-BC190015  Cinna latifolia H. N. Bolander 1869-6-1 s.n. Placer Bear Valley (Emigrant Gap Site). Comment
  SACT000748  Cinna latifolia D. Meyer 1984-7-15 Placer 12.64 km from Serene Lakes Lodge moist roadside stream. 1909.0 Comment
  CDA15679  Cirsium andersonii G. F. Hrusa, J. Glazner 1999-7-18 15229 Placer Lake Tahoe; betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1920 Comment
  SEINET7451050 Image available Cirsium andersonii D. Micelli, M. Koski 2009-8-24 NV 030 -276 Placer [Sierra Nevada] Highway 80 W into Calif, exit Donner Pass rd., head towards Donner campground, keep on Donner Pass until Soda Springs road then turn L. Follow Soda Springs road until you get to dirt, follow for approximately 4 miles to collection site, Onion Creek 1862 Comment
  UCD83648  Cirsium andersonii Albert Grigarick 2009-9-10 201 Placer Squaw Valley Resort, ca. 0.25 mi W of Squaw Village. 1920 Comment
  CAS-BOT-BC289613  Cirsium andersonii Peter Rubtzoff 1976-9-19 8870 Placer Lake Van Norden, Sierra Nevada 2063 Comment
  UCR146923  Cirsium arvense Beecher Crampton 1961-9-27 6019 Placer Sierra Nevada Mountains, Blue Canyon, railroad right-of-way 1431 Comment
  CDA11989  Cirsium occidentale var. californicum G. F. Hrusa 1995-5-2 12170 Placer Sierra Nevada; 6 km. east of Mosquito Ridge Rd. crossing of North Fork of Middle Fork of the American River. Comment
  CAS-BOT-BC285518  Cirsium occidentale var. candidissimum Nora Pettibone; Frank W. Hubby 1892-8-1 s.n. Placer Lake Tahoe 1828 Comment
  UCD21711  Cirsium vulgare Beth Lowe Corbin 1982-8-10 310 Placer Onion Creek campground. In disturbed soil along roadside. Coarse herb 3' high. Flowers purple. Full sun. South facing slope, 10% incline. Common. 1841 Comment
  CAS-BOT-BC228715  Cistanthe umbellata Geo. B. Grant 1906-7-15 7027 Placer Tahoe Tavern, Lake Tahoe Comment
  CAS-BOT-BC228894  Cistanthe umbellata Lowell Ahart 1964-7-4 s.n. Placer On trail to Placer Queen Mine 1828 Comment
  CAS-BOT-BC162650  Clarkia Saichi Kawahara 1969-7-6 1461 Placer East bank of Indian Creek, Mel Henderson Ranch 1002 Comment
  RSA25331  Clarkia arcuata C. L. Hitchcock 1940-5-15 6410 Placer 6 miles N of Colfax Comment
  UCD41254  Clarkia arcuata Ellen Dean; Art Shapiro, Adrienne Shapiro 2003-5-12 1711 Placer East of Hwy 80 and town of Colfax, west side of the North Fork of the American River canyon. Along Iowa Hil Road, about 2.3 road miles east of junction with Canyon Way in town of Colfax. By sign that says Mineral Bar Area. 457 Comment
  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
  CAS-BOT-BC172406  Clarkia biloba subsp. brandegeeae Marcus E. Jones 1882-7-3 3340 Placer Colfax Comment
  CAS-BOT-BC172407  Clarkia biloba subsp. brandegeeae Alice Eastwood 1912-6-20 619 Placer Colfax Comment
  LA205992  Clarkia biloba subsp. brandegeeae T. Mosquin; 1959-7-1 3325 B Placer 7.7 mi. from Foresthill on road to Colfax Comment
  SD241110  Clarkia biloba subsp. brandegeeae George K. Helmkamp, E. A. Helmkamp 2011-7-9 17689 Placer Northern Sierra Nevada Mountains Foothills: Mosquito Ridge Road, 10.8 miles southeast of its junction with Foresthill Road (Michigan Bluff 7.5'Q) 502 Comment
  UC1422873  Clarkia biloba subsp. brandegeeae Mosquin 1959-7-1 3325 B Placer 7.7 mi from Foresthill (on road to Colfax) Comment
  UCD104459  Clarkia cylindrica J. F. Addicott 1965-5-15 82 Placer 2 miles from Colfax on road to Owl Hill. 548 Comment
  POM260291  Clarkia gracilis subsp. gracilis C. L. Hitchcock 1940-5-14 6393 Placer Meier Ranch, 6 miles north of Colfax. 762 Comment
  UC725935  Clarkia purpurea A. A. Heller 1941-5-10 16121 Placer 1 mi n Lincoln (along U. S. Highway #99E) Comment
  UCD104859  Clarkia purpurea E. J. Kinbacher 1953-4-28 15 Placer 1 mile W of Rocklin. 51 Comment
  UC217471  Clarkia purpurea subsp. purpurea H. M. Hall 1917-3-9 10291 Placer just above Lincoln; Sacramento Valley Comment
  UCR173272  Clarkia purpurea subsp. quadrivulnera George K. Helmkamp, Elizabeth Helmkamp 2006-5-13 10436 Placer Northern Sierra Nevada Foothills, c. 4 air mi. NE of Auburn, along Forest Hill Road, 1.8 mi. NE of its junction with Calif. Hwy 49 at the middle fork of the American River 370 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
  UC423052  Clarkia unguiculata David D. Keck 1928-6-12 420 Placer Auburn 304 Comment
  UCD105047  Clarkia unguiculata H. T. Hartmann 1941-6-21 s.n. Placer Near Auburn. 243 Comment
  CAS-BOT-BC165427  Clarkia unguiculata G. P. Rixford 1914-6-22 s.n. Placer Loomis Comment
  SD211679  Claytonia exigua subsp. glauca Barbara Ertter, David Thompson 1989-4-8 8174 Placer Iowa Creek Road, ca. 2.0 miles from I-80 near entrance to Auburn State Recreation Area at creek crossing. 518 Comment
  CAS-BOT-BC451735  Claytonia lanceolata Betty H. Jorgensen 1944-6-24 490 Placer Cascade Lakes, ca. 6 miles sw. of Soda Springs Comment
  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
  JEPS43378  Claytonia parviflora subsp. grandiflora W. L. Jepson 1938-4-5 18585 Placer 2 mi e Auburn (near North Fork American River) Comment
  UC942754  Claytonia parviflora subsp. grandiflora Peter H. Raven and G. L. Stebbins Jr. 1952-4-20 4013 Placer s of Auburn (near bridge on Route 49); North Fork American River 213 Comment
  UCR253533  Claytonia parviflora subsp. grandiflora George K. Helmkamp, Amy Barnes 2014-4-23 22797 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
  UCD100688  Claytonia parviflora subsp. parviflora Eric S. Nagy 1990-6-2 27 Placer Bridlevail Falls, Rt. 50. Comment
  UCD164650  Claytonia parviflora subsp. parviflora Brandi Sorensen 1995-6-1 28 Placer .73 kilometers northwest of Colfax. 671 Comment
  UC198907  Claytonia parviflora subsp. parviflora C. F. Sonne Jun 1896 Placer near Truckee Comment
  CAS-BOT-BC443632  Claytonia perfoliata subsp. perfoliata John Thomas Howell; Gordon H. True 1972-3-17 7075 Placer Just south of Auburn Ravine, 1 1/2 miles west of Lincoln 48 Comment
  CAS-BOT-BC443739  Claytonia rubra subsp. rubra Alice Eastwood 1912-6-15 440 Placer Tahoe City, Lake Tahoe Region Comment
  SBBG69764  Claytonia rubra subsp. rubra M. N. Ackley -Jun-1925 783 Placer Gold Run 983 Comment
  POM247248  Clematis lasiantha Annetta Carter 1937-4-25 1248 Placer Between Folsom and Auburn, 6.5 miles SE of Loomis. 152 Comment
  UC138744  Collinsia heterophylla Anna King 1902-5-11 Placer Newcastle Comment
  JEPS111193  Collinsia parviflora Steve Matson 2005-7-4 1367 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
  JEPS71696  Collinsia parviflora Gladys L. Smith 1972-6-20 3265 Placer Ward Peak summit; Sherwood Forest 2590 Comment
  UC885577  Collinsia parviflora Marcus E. Jones, A. M. 1882-6-27 3293 Placer Emigrant Gap Comment
  UCD21865  Collinsia parviflora Rex Palmer 1979-6-20 N 344 Placer Headwaters basin area of the North Fork of the American River Comment
  CDA36880  Collinsia sparsiflora CDFA Staff 1998-4-22 s.n. Placer Dry Creek. 0 Comment
  UCD123672  Collinsia sparsiflora var. sparsiflora J. J. Geibel 1965-5-19 13 Placer on Dollarhide Road, 3.5 miles east of Pope Valley. 670 Comment
  SD241188  Collinsia tinctoria George K. Helmkamp, E. A. Helmkamp 2011-7-9 17687 Placer Northern Sierra Nevada Mountains Foothills: Mosquito Ridge Road, 10.8 miles southeast of its junction with Foresthill Road (Michigan Bluff 7.5'Q) 502 Comment
  UCR218248  Collinsia tinctoria George K. Helmkamp, Mary Alice Barnes & Mary Jane Ganibe 2010-7-2 16434 Placer Sierra Nevada Mountains Foothills, Iowa Hill Road, 1.9 miles southeast of its junction with Canyon Way in Colfax 415 Comment
  JEPS7270  Collinsia torreyi var. brevicarinata L. S. Smith 1925-6-23 1645 Placer Blackwood Canyon; Tahoe Forest 1981 Comment
  UC1032608  Collinsia torreyi var. torreyi N. French 1934-5-31 381 Placer 1 1/2 mi w of Mammoth Springs (Tahoe National Forest); Tahoe National Forest 1645 Comment
  UC885605  Collinsia torreyi var. torreyi Alice Eastwood Jun 15 1912-Jun 19 1912 487 Placer Lake Tahoe Region, Deer Park Deer Park; Lake Tahoe Region, Deer Park Comment
  UCD33740  Collomia grandiflora Beecher Crampton 1972-7-26 8852 Placer Carpenter Flat east of Emigrant Gap. 1615 Comment
  SEINET2445705  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 SE of Foresthill. (michigan Bluff 7.5' Q). 439 Comment
  SCFS5107  Collomia heterophylla F. Felix, Erica Krimmel 2013-5-19 2 Placer North Fork American River, 0.1 mile east of Heath Falls overlook, on trail 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
  UCR233391  Collomia tinctoria George K. Helmkamp, E. A. Helmkamp 2011-8-26 18169 Placer Northern Sierra Nevada Mountains, along Forest Hill Road, 0.4 miles west of Robinson Flat 2041 Comment
  UCD14367  Corallorhiza striata Sutton 1984-5-1 16 Placer 4 miles down Blue Canyon Road off of Highway 50. 1371 Comment
  JEPS81484  Cordylanthus mollis subsp. hispidus Robert F. Holland 1982-8-16 1210 Placer 2 mi nw Rocklin (headwaters of Pleasant Valley Cr); Roseville Quadrangle, Spring Valley Comment
  RSA670125  Cordylanthus mollis subsp. hispidus Robert Holland, Virginia Dains 1982-8-16 1210 Placer About 4 miles NW of Rocklin, headwaters of Pleasant Grove Creek, in Spring Valley. 46 Comment
  CHSC41145  Cordylanthus pilosus subsp. hansenii J. D. Jokerst 1983-10-13 1922 Placer Canyon of the Middle Fork American River ca 600 feet above the river. Along road to Plumas Co Power Agency access road. Comment
  JEPS71351  Cordylanthus tenuis subsp. tenuis L. R. Heckard, R. Bacigalupi and T. I. Chuang 1973-7-28 3453 Placer just e Alta Lake 1158 Comment
  UCD117177  Cornus nuttallii Jay A. Riegel 1954-5-22 48 Placer 5 miles south of Iowa Hill. 1371 Comment
  UCD14938  Cornus nuttallii Barbara Babbe 1977-5-30 33 Placer California, Placer Co.; 19.3 miles east of Forest Hill on Mosquito Ridge Road; Comment
  UCD15007  Cornus nuttallii Jonathan M. Irvine 1977-5-30 701 Placer 14.4 miles east of Forest Hills, along Mosquito Ridge Road; 1011 Comment
  UCD69245  Cornus nuttallii Collector unknown 1997-8-9 Placer Blue Canyon Road near Blue Canyon. Tahoe National Forest. Mesic white fir forests. 1500 Comment
  SEINET8083588  Cornus nuttallii C. Troupe 1960-3-19 s.n. Placer North Fork American river 3 miles south of Auburn. 396 Comment
  CDA12394  Cornus sericea G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8522 A Placer Lake Tahoe; N side of Ward Valley, 4 mi SW Tahoe City. Comment
  UC1122810  Cornus sericea subsp. sericea N. French 1933-9-14 99 Placer Greek Store Tahoe Nat'l Forest, Colfax Quad., Greek Store Comment
  UC484021  Cornus sericea subsp. sericea Carl B. Wolf 1930-10-10 Placer 1 mi. e. Cisco; Sierra Nevada 1828 Comment
  CAS-BOT-BC210551  Cornus sessilis D. F. Howe 1948-5-22 45 Placer Unspecified 1219 Comment
  JEPS50176  Cornus sessilis Louise E. Delius 1932-4-17 Placer Alta Comment
  UC21576  Cornus sessilis Mrs. M. M. Hardy 1893-1 Placer Comment
  POM148858  Corydalis caseana C. F. Sonne 1895-07 s.n. Placer Ravine on Truckee River, Sierra Nevada 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
  CDA16800  Crepis acuminata G. F. Hrusa, J. Glazner 2001-7-15 15939 Placer Sierra Nevada; Colony at base of summit rock spire among rocky & gravelly subalpine slopes. NW side at summit of Crows Nest Pk. immed. W of Sugarbowl. To 2 dm. tall. 2377 Comment
  JEPS126406  Crepis modocensis subsp. subacaulis Steve Matson 1998-6-1 256 Placer nSNH; Martis Valley, about 4 miles SE of Truckee; Martis Creek Wildlife Area; 100 yards north of Highway 267. Comment
  JEPS111225  Crepis occidentalis Steve Matson 2005-7-3 1351 Placer Martis Valley, southeast of Truckee, National Recreation Area (Army Corps of Engineers), north of Highway 267 and west of Martis Creek. 39.3054 N, 120.1182 W; elevation 5835 ft. 1778 Comment
  UC895336  Crepis occidentalis Marcus E. Jones, A. M. 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
  UCR123378  Croton setiger George K. Helmkamp, E. A. Helmkamp 1999-6-29 5058 Placer Sierra Nevada Foothills, corner of Dry Creek Rd & Bowman Rd, near Nielsburg, 3 mi NE of Auburn beside I-80 & 1.5 NW of North Fork Lake on American River 457 Comment
  JEPS111219  Cryptantha affinis Steve Matson 2005-6-15 1283 Placer Martis Valley, ca 3 miles southeast of Truckee, north of 267, 500 meters west of Martis Creek; 39.3038 N, 120.1254 W; Elevation 5840 ft. 1780 Comment
  JEPS126400  Cryptantha affinis Steve Matson 1998-6-23 300 Placer Tahoe north shore; Snow Creek Watershed, Tahoe Vista/Kings Beach; dirt road extension of North Ave. at junction with west fork of Snow Creek. Comment
  UC1063924  Cryptantha affinis G. T. Nordstrom 1934-6-19 110 Placer 0.5 mi ne mouth of Monumental Creek; Tahoe National Forest, Colfax Quad. 1371 Comment
  JEPS71507  Cryptantha echinella Gladys L. Smith 1972-6-20 3239 Placer Ward Peak, ridge from chairlift terminus to ultimate summit peak Ward Peak 2632 Comment
  UCR208604  Cryptantha flaccida George K. Helmkamp, E. A. Helmkamp 2009-5-7 14613 Placer Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 9.8 miles east of its junction with Forest Hill Road in Foresthill 433 Comment
  SJSU13929  Cryptantha torreyana N. A. Hopkins 1986-7-21 1365 Placer Martis Valley 3 mi SE of Truckee Comment
  UCD150762  Cryptogramma acrostichoides James A. Neilson Jr. 1971-8-31 2579 Placer Tahoe Basin, Buck Lake. 2276 Comment
  JEPS73125  Cryptogramma acrostichoides Gladys L. Smith 1972-8-25 3434 Placer meadow below n cirque Granite Chief 2575 Comment
  JEPS59470  Cuscuta californica Ezra Brainerd and Viola B. Baird 1915-7-25 211 Placer Deer Park Road Sierra Nevada Mts. 1920 Comment
  UCD126294  Cuscuta howelliana F. T. Griggs 1978-5-19 s.n. Placer 3.2 miles south of Lincoln. Comment
  SJSU8216  Cuscuta howelliana J. T. Stanley & J. W. Willoughby 1978-10-17 Placer E of Industrial Ave between that & State Hwy 65, S of major E-W drainage c. 2.5 mi S of Lincoln Comment
  JEPS103312  Cuscuta suksdorfii Lowell Ahart 2002-7-22 9885 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
  UCD150751  Cuscuta suksdorfii James A. Neilson Jr. 1971-8-31 2553 Placer Tahoe Basin, Blackwood Creek. 2133 Comment
  SCFS1195  Cymopterus terebinthinus E. Krimmel 2014-4-21 Placer Pt. Mariah Comment
  UCD163427  Cynodon dactylon Robert E. Preston 2015-6-15 3004 Placer 1.7 mi SE of Sheridan, 0.4 mi E of Old Hwy 65, 0.1 mi N of Yankee Slough. 31 Comment
  JEPS99470  Cynoglossum occidentale Steve Matson 1998-8-21 380 Placer Tahoe Vista, 200 m SW of western terminus of North Ave. Tahoe Basin, Snow Creek watershed Comment
  CAS-BOT-BC114548  Cyperus eragrostis K. L. Chambers 1982-6-26 4981 Placer Hwy 65, 1.5 mi N. of RR overpass just N of Roseville. Comment
  SDSU11702  Cyperus niger D. F Howe 1960-9-18 2973 Placer 4 miles north of Auburn, Place Co. 518 Comment
  UCD124127  Cyperus niger Ellen Dean; Marcel Rejmanek 2012-10-9 7501 Placer Along Mosquito Ridge Road, ca. six road miles E of junction with Foresthill Road, north side of Mosquito Ridge Road, opposite very large turnout and next to dirt road that heads upslope. 617 Comment
  UCD141135  Cyperus rotundus F. E. Kayo 1932-4-1 s.n. Placer Penryn. Comment
  CDA15976  Cyperus squarrosus G. F. Hrusa, J. Glazner 1999-7-17 15172 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  CAS-BOT-BC70581  Cystopteris fragilis Alice Eastwood 1912-6-15 414 Placer Deer Park, Lake Tahoe Region Comment
  POM281768  Cystopteris fragilis W. W. Eggleston 1927-8-12 21628 Placer Ward s Creek, base of Twin Peaks Tahoe Forest 2100 Comment
  POM113017  Dactylis glomerata Marcus E. Jones 1882-5-27 s.n. Placer Emigrant Gap [county not indicated on specimen label] Comment
  UCD43181  Dactylis glomerata C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-20 550 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  SACT000877  Dactylis glomerata 1925-5-29 Placer No determiner/collector listed. Comment
  SACT000889  Danthonia californica D. Meyer 1984-7-15 Placer Moist mountain meadow. 1909.0 Comment
  CAS-BOT-BC194410  Danthonia intermedia L. S. Smith 1926-6-23 1976 Placer Squaw Valley, Tahoe Forest 1889 Comment
  UC197475  Darmera peltata C. F. Sonne Jun 1897 Placer near Towles' (Deer Creek); Sierra Nevada Mountains Comment
  CAS-BOT-BC173276  Delphinium Saichi Kawahara 1969-5-25 1017 Placer Top of ridge east of old house, Mel Henderson Ranch, east of Indian Creek 1036 Comment
  CAS-BOT-BC173277  Delphinium Saichi Kawahara 1969-5-24 876 Placer East of cabin near mine shaft, Mel Henderson Ranch, east bank of Indian Creek 1002 Comment
  POM270666  Delphinium depauperatum Lyman Benson 1942-7-2 11255 Placer Highway junction 1 mile west of Truckee. Truckee River drainage area. 1829 Comment
  UCD22178  Delphinium depauperatum Beth Lowe Corbin 1982-8-4 229 Placer 1/3 mile NW of Onion Creek Campground. SW facing slope, 10% inclination. Uncommon. Partial sun. Opening in white fir forest on rocky, fine, sandy soil. Flowers deep blue, with white markings. 1981 Comment
  POM149859  Delphinium glaucum C. F. Sonne 1896-8-16 s.n. Placer Canyon near Truckee Comment
  CDA15681  Delphinium gracilentum G. F. Hrusa, J. Glazner 1999-7-18 15231 Placer Lake Tahoe; Wooded slopes betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1905 Comment
  CDA12401  Delphinium nuttallianum G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8529 Ab Placer Lake Tahoe; N side of upper Ward Valley, 4 m SW of Tahoe City. Comment
  UC2042536  Delphinium nuttallianum Holly Forbes and Barbara Keller 2010-7-13 Placer Tahoe National Forest, at Chalet Road near the intersection of road to parking area and Subway Lift at Alpine Meadows Ski Resort. Comment
  UC854218  Delphinium nuttallianum A. A. Heller 1917-6-17 12700 Placer near river below Cisco; Yuba river 1676 Comment
  UCD22186  Delphinium nuttallianum Rex Palmer 1979-6-9 N 177 Placer Headwaters basin area of the North Fork of the American River Comment
  UC9223  Delphinium patens Mrs. M. M. Hardy 1893-1 Placer Comment
  CAS-BOT-BC116437  Delphinium patens subsp. patens L. S. Smith 1927-8-5 2154 Placer Robertson Flat, Forest Hill 2346 Comment
  CAS-BOT-BC116439  Delphinium patens subsp. patens Lillian S. Mott 1965-5-23 6578 Placer Near Foresthill Comment
  UCD96745  Delphinium variegatum M. Vincent 1965-4-16 645 Placer 4 miles south of Marysville. Comment
  UC467786  Delphinium variegatum subsp. variegatum Francis Ramaley 1917-4-24 11141 Placer wooded hills Auburn Comment
  CAS-BOT-BC82864  Dendromecon rigida Belle R. Jackson 1932-6-1 s.n. Placer Near Gold Run, above Colfax. Comment
  UC112866  Dendromecon rigida Katharine Brandegee 1908-6-5 Placer between Gold Run and Colfax; Magra Comment
  UC112868  Dendromecon rigida Katharine Brandegee 1908-6-5 Placer between Gold Run and Colfax; Magra Comment
  UC118531  Dendromecon rigida Katharine Brandegee 1889-7-6 Placer Alta R. R. Embankment Comment
  UCD15609  Dendromecon rigida Lisa Montany 1985-5-18 28 Placer Mosquito Ridge Rd, 14.3 miles west of Forest Hill Rd. Comment
  UCD36666  Dendromecon rigida Beecher Crampton 1955-6-15 2900 Placer Placer County, 3 miles west of Iowa Hill. 914 Comment
  POM97713  Dendromecon rigida I. E. Diehl 1902-7-7 s.n. Placer Colfax Comment
  RSA187451  Deschampsia danthonioides Le Roy Abrams 1935-4-20 13684 Placer Roseville, Sacramento Valley Comment
  SACT000913  Deschampsia danthonioides Michael Baad 1977-6-3 Placer Serpentine outcrop at Jeffery pine. 1.2 miles west of camp. 1219.2 Comment
  CHSC74337  Deschampsia elongata Susi Urie 1998-9-4 98 -251 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
  SACT000931  Deschampsia elongata Michael Baad 1983-8-21 Placer On road from Soda Springs to lakes. 2.2 miles south-west of I80 exit to Soda Springs. 2019.0 Comment
  SACT000954  Deschampsia elongata D. Meyer 1983-8-20 Placer From road to summit off trail at first lake. Steep rocky trail with moist meadow areas. 2000.0 Comment
  UC1131467  Deschampsia elongata H. S. Yates 1936-8-9 5986 Placer 2 mi. s.w. Martis Peak; Truckee Quad. Comment
  UCD22246  Deschampsia elongata Beth Lowe Corbin 1982-8-5 257 Placer Onion Creek Campground. SW facing slope, 15% incline. Common. Mostly sun. Dry meadow, but more towards stream in mixed conifer forest, in fine, sandy soil. Bunchgrass, forming small, dense tufts. 1841 Comment
  UCD63302  Deschampsia elongata Beecher Crampton 1955-6-15 2898 Placer Shirttail Canyon, 5.5 miles west of Iowa Hill. Comment
  UCR120244  Descurainia incana George K. Helmkamp, E. A. Helmkamp, A. Kerchner 1999-6-29 5028 Placer Northern Sierra Nevada Range, N of Hwy I-80 at west exit to Donner Lake; opening to Negro Canyon 2134 Comment
  UCD42923  Descurainia pinnata subsp. intermedia C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 291 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  UCSC000321  Descurainia sophia Harriet A. Walker 2010-6-19 2139 Placer Truckee, in the street Truckee Comment
  CDA24609  Dicentra formosa G. M. Cole 1928-5-2 Placer Near Auburn. 0 Comment
  HSC59000  Dicentra formosa Dan Wyrick 1975-4-27 113 Placer Near Bear River, close to the town of Colfax 610 Comment
  SD239841  Dicentra formosa George K. Helmkamp, E. A. Helmkamp 2012-5-11 18955 Placer Northern Sierra Nevada Mountains Foothills: Finning Mill Road, 1.7 miles north of its junction with Forest Hill Road. 1041 Comment
  UC112922  Dicentra formosa Katharine Brandegee 1908-6-5 Placer near Gold Run Comment
  UC854936  Dicentra formosa A. A. Heller 1917-6-19 12732 Placer Emigrant Gap 1615 Comment
  RSA305921  Dicentra formosa subsp. formosa Fay A. MacFadden 1934-3-30 12415 Placer Dutch Flat. Comment
  SEINET5339615  Dicentra formosa subsp. nevadensis B. M. Cunningham 1960-5-6 s.n. Placer At the Monte Viste Inn on highway 0. 1524 Comment
  SEINET238196 Image available Dichanthelium acuminatum subsp. fasciculatum Beecher Crampton 1952-11-9 917 Placer 6 miles east of Auburn about 15 miles south of Meadow Vista. 457 Comment
  UCD139236  Dichelostemma capitatum Craig P. Martz 1982-3-7 13 Placer on Sierra College Blvd., 2.3 miles north of Douglas Blvd. intersection. 140 Comment
  RSA333573  Dichelostemma capitatum subsp. capitatum Craig Martz, Richard F. Sannar 1982-3-11 22 Placer McCourtney Road, 1 mile S of Camp Far West Dam. 300 Comment
  UCD164648  Dichelostemma congestum Brandi Sorensen 1995-5-12 5 Placer 3.5 kilometers north of Auburn. 2.4 kilometers west of Interstate 80. Comment
  UC147599  Dichelostemma multiflorum Harriet A. Walker 1908-6-24 1276 Placer Blue Canyon 1432 Comment
  UCR195170  Dichelostemma multiflorum George K. Helmkamp, E. A. Helmkamp 2007-5-18 12006 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 2.8 miles southeast of Foresthill 814 Comment
  UC3342  Dichelostemma volubile C. F. Sonne 1891-5-17 12 Placer Auburn to Newcastle; Sierra Nevada Mountains Comment
  CHSC97704  Digitaria sanguinalis Lowell Ahart 2007-11-13 14600 Placer On the strand of Camp Far West Reservoir, about 300 yards west of Bear River, about 1/8 mile east of McCourtney Road, about 5 1/2 miles (air) northeast of Sheridan. 73 Comment
  CAS-BOT-BC150475  Diplacus grandiflorus Saichi Kawahara 1969-5-24 822 Placer Slope overlooking the American River, Colfax-Iowa Hill Road between Dinner Tree and Windy Point 585 Comment
  CAS-BOT-BC153329  Diplacus layneae Emily K. Mcpherson 1976-9-19 76 - 28 - 9 Placer One mile east of Talbot Campground. Mid Fork of American River 1767 Comment
  SD237622  Diplacus torreyi G. K. Helmkamp, E. A. Helmkamp 2009-8-12 15425 Placer Sierra Nevada Mountains: Forest Hill Road, 20.5 miles ortheast of the city of Foresthill (Duncan Peak 7.5'Q) 1662 Comment
  UCR235279  Dittrichia graveolens George K. Helmkamp, E. A. Helmkamp 2011-11-28 18480 Placer Sacramento Valley/Sierra Nevada Foothills, along 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
  SEINET8552891  Dodecatheon alpinum C. Troupe 1960-3-19 s.n. Placer North Fork American River, 3 miles S of Auburn. 396 Comment
  JEPS126262  Dodecatheon jeffreyi Steve Matson 2000-7-6 277 Placer nSNH; Martis Valley; about 4 miles SE of Truckee; 600 meters north of Highway 267, east of Martis Creek along east fork of Martis Creek. Comment
  UCD44009  Dodecatheon jeffreyi C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-11 1375 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  SFV8424  Downingia bicornuta D. B. Marcum 1969-4-26 68 Placer Sierra Nevada End of Road 5005. 12 Comment
  UCD55089  Downingia bicornuta D. B. Marcum 1969-4-26 68 Placer End of Road 5005. 12 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
  UC660005  Downingia ornatissima var. ornatissima Lincoln Constance 1941-5-28 2823 Placer 2 mi n Lincoln; Sacramento Valley 60 Comment
  POM143043  Draba nemorosa C. F. Sonne 1897-7-18 s.n. Placer Tinker s Knob 2744 Comment
  RSA0047105  Draperia systyla George K. Helmkamp, E. A. Helmkamp 2009-7-16 15192 Placer Foresthill Road, 20.3 miles northeast of the city of Foresthill. 1704 Comment
  SD243155  Draperia systyla George K. Helmkamp, E. A. Helmkamp 2010-8-14 16777 Placer Northern Sierra Nevada Mountains: American Hill Road (Forest Route 13), 4.7 miles south of its junction with Foresthill Road and just south of a creek crossing. Wet area shaded by a rock bank. 1552 Comment
  SD247443  Draperia systyla George K. Helmkamp, E. A. Helmkamp 2012-6-19 19250 Placer Northern Sierra Nevada Mountains: Robinson's Flat, 27 miles east of Forest Hill at the end of Forest Hill Road (Duncan Peak 7.5'Q) 2040 Comment
  UCD43092  Drymocallis glandulosa var. glandulosa C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-19 460 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  JEPS111178  Drymocallis glandulosa var. reflexa Steve Matson 2005-6-19 1301 Placer Martis Valley, southeast of Truckee, National Recreation Area, SW of Highway 267 and just north of Martis Creek. 39.2957 N, 120.1382; Elevation 5850 ft. 1783 Comment
  SEINET6691346  Drymocallis hansenii P. B. Kennedy, S. B. Doten 1901-8-18 417 Placer Talbot's Home Camp, 7 miles from French Meadows Comment
  LA83941  Drymocallis lactea var. lactea O. H. Kappler; 1946-7-18 1320 Placer Lake Tahoe 1920 Comment
  CAS-BOT-BC109479  Dudleya Saichi Kawahara 1969-5-24 823 Placer Overlooking north fork of the American River. Colfax-Iowa Hill Road between Dinner Tree and Windy Point. 585 Comment
  UCD15156  Dudleya cymosa Phyllis Adams 1982-4-24 22 Placer California, Placer Co.; in the American River Canyon; 365 Comment
  CAS-BOT-BC113797  Dulichium arundinaceum L. S. Smith 1925-9-24 1738 Placer Jew Boy Range north of Cisco 1676 Comment
  CAS-BOT-BC532606  Eleocharis G. Ledyard Stebbins 1978-5-28 78102 Placer El Dorado National Forest, Ralston Ridge [exact location unknown] Comment
  UCD43215  Eleocharis acicularis var. bella C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-13 584 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  UCD43347  Eleocharis bella C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-12 715 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  CAS-BOT-BC113469  Eleocharis bella John Thomas Howell 1938-8-2 13992 Placer 5 miles N of Brockway Comment
  CAS-BOT-BC113378  Eleocharis engelmannii A. A. Heller 1917-8-12 12874 Placer Southern Pacific reservoir W of Emigrant Gap. Comment
  UC839120  Eleocharis engelmannii A. A. Heller 1917-8-12 12874 Placer Southern Pacific reservoir W of Emigrant Gap Comment
  CAS-BOT-BC113125  Eleocharis pachycarpa Rimo Bacigalupi 1952-7-19 3850 Placer Along the N Fork of the American River, 1/2 mi above bridge on the Colfax-Iowa Hill Rd, 381 Comment
  CAS-BOT-BC113159  Eleocharis palustris John Thomas Howell 1943-7-19 18565 Placer Summit Valley Comment
  CAS-BOT-BC113161  Eleocharis palustris Lyman Benson 1932-7-31 4015 Placer Donner Lake, Sierra Nevada Mts, Truckee River Watershed. 1889 Comment
  CHSC74723  Eleocharis palustris Susi Urie 1998-8-26 98 -110 Placer Lake Tahoe Basin Management Unit. Eastern end of Page Meadows; about 1.5 mi west of Lake Tahoe and Sunnyside. 2121 Comment
  POM292582  Eleocharis palustris Lyman Benson 1932-7-31 4015 Placer Donner Lake. Sierra Nevada mtn range, Truckee River watershed. 1890 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
  SACT001069  Elymus elymoides J. Sitts 1983-8-11 Placer Above tree line. Comment
  SACT001074  Elymus elymoides subsp. californicus James Grove 1977-7-15 Placer 2000.0 Comment
  UCR240706  Elymus elymoides subsp. californicus George K. Helmkamp, E. A. Helmkamp 2012-6-19 19227 Placer Northern Sierra Nevada Mountains, Foresthill Road, 1.7 miles east of its junction with Devil's Thumb Road 1671 Comment
  CDA36869  Elymus glaucus CDFA Staff 1995-6-2 s.n. Placer Dry Creek. 0 Comment
  SACT001115  Elymus glaucus Michael Baad 1976-8-7 Placer 2072.0 Comment
  SACT001117  Elymus glaucus Michael Baad 1976-7-21 Placer Lower southwest-facing slope. Northeast corner, southeast of Soda Springs. 2377.0 Comment
  SACT001135  Elymus glaucus Michael Baad 1977-6-21 Placer On Colfax to Forest Hill Road, east-facing cliff, streamside habitat. 670.0 Comment
  SACT001140  Elymus glaucus D. Meyer 1984-6-23 Placer 17.12 km from I80 Frontage Road, dry roadside. 978.0 Comment
  SD81191  Elymus glaucus Darley F. Howe 1971-6-29 Placer 1.4 miles East of Forest Hill 1096 Comment
  UC1131688  Elymus glaucus B. Bolt 1934-8-14 174 Placer Red Star Ridge Tahoe National Forest, Truckee Quadrangle (e slope) Comment
  UCD22248  Elymus glaucus Beth Lowe Corbin 1982-8-3 169 Placer Onion Creek Campground. S facing slope. Uncommon. Full sun. Open, dry meadow in mixed conifer forest in fine, sandy, granitic soil. Perennial, forming small, not extensive clumps. 1841 Comment
  UCD36668  Elymus glaucus Beecher Crampton 1955-6-15 2903 Placer Placer County, Yankee Jims. 807 Comment
  CDA18047  Elymus glaucus K. Connelly 1999-8-2 PDR 1223708 Placer Along side of Rd. 9 off of Hwy 89, Truckee. 0 Comment
  POM264448  Elymus multisetus A. A. Beetle 1941-5-26 2688 Placer 10 miles west of Colfax 762 Comment
  UCD37110  Elymus multisetus Beecher Crampton 1957-5-7 3979 Placer 3.2 miles N of Roseville, along railroad and U.S. Highway 99E. Comment
  UCD62736  Elymus trachycaulus subsp. subsecundus R. Tofsrud 1947-7-12 42 Placer Placer County. 1524 Comment
  CAS-BOT-BC204400  Elymus trachycaulus subsp. trachycaulus L. S. Smith 1925-7-8 1662 Placer Tahoe National Forest. Cedars near American River 1798 Comment
  UCD43224  Elymus trachycaulus subsp. trachycaulus C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-13 593 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  UCD44628  Elymus trachycaulus subsp. trachycaulus C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 1994 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  SACT001152  Elymus triticoides Josephine Van Ess 1977-5-20 Placer Collected near Duty Creek. Moist roadside. 85.4 Comment
  CAS-BOT-BC523896  Epilobium angustifolium subsp. circumvagum George K. Helmkamp; Mary Alice Barnes; E. A. Helmkamp 2012-9-8 19815 Placer Northern Sierra Nevada Mountains: along Forest Hill Rd, 10.8 mi NE of Hidden Treasure Rd, 0.75 mi SE of Whisky Hill 1697 Comment
  CHSC73962  Epilobium brachycarpum Susi Urie 1998-9-1 98 -183 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
  UCD83639  Epilobium ciliatum Albert Grigarick 2009-9-10 192 Placer Squaw Creek Resort, approx. in middle of Emigrant Lift. 2526 Comment
  CAS-BOT-BC539340  Epilobium ciliatum subsp. ciliatum James A. Neilson, Jr. 1970-7-18 1563 Placer Tahoe Basin, 2 mi NE of Tahoe City [exact location unknown] 1920 Comment
  UCD105784  Epilobium ciliatum subsp. ciliatum G. K. Helmkamp; E. A. Helmkamp 2007-9-14 12956 Placer Northern Sierra Nevada Mountains. Along Mosquito Ridge Road, 0.4 mile east of Foresthill. 942 Comment
  UCD38902  Epilobium ciliatum subsp. ciliatum Beecher Crampton 1959-7-23 5425 Placer 6 miles north of Folsom. Along Folsom-Auburn Blvd. Comment
  UCD43115  Epilobium ciliatum subsp. ciliatum C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-19 483 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  UCD44585  Epilobium ciliatum subsp. ciliatum C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 1951 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  RSA123118  Epilobium ciliatum subsp. glandulosum H. S. Yates 1936-8-9 5989 Placer 2 miles southwest of Martis Peak. 2287 Comment
  UCD44519  Epilobium ciliatum subsp. glandulosum C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1885 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  SEINET4178826 Image available Epilobium glaberrimum George K. Helmkamp, E. A. Helmkamp 2010-8-14 16794 Placer Northerns Sierra Nevada Mountains: American Hill Road (Forest Route 13), 4.7 miles south of it's junction with Foresthill Road and just south of a creek crossing.. 1551 Comment
  CHSC74108  Epilobium hallianum Susi Urie 1998-8-11 98 -002 Placer Lake Tahoe Basin--National Forest. About 0.5 mi north of Ward Creek, along a small tributary; about 2 mi west of Lake Tahoe and Sunnyside. Meadow stringer. 2097 Comment
  CHSC74240  Epilobium hallianum Susi Urie 1998-9-4 98 -245 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
  CDA19541  Epilobium minutum M. I. Wibawa, G. F. Hrusa, J. Glazner 2002-5-22 213 Placer Forest Hill Divide; Hughes Mill, along Finning Mill Rd, ~ 3 mi N of Forest Hill Rd, ~ 3 mi E of Forest Hill. 1066 Comment
  UCR257629  Epilobium pallidum George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19535 Placer Northern Sierra Nevada Mountains, Sugar Bowl Road, 0.4 mile south of its junction with Donner Pass Road, just west of Lake Mary 2136 Comment
  CDA36904  Epilobium torreyi CDFA Staff 1995-6-12 s.n. Placer Dry Creek. 0 Comment
  CAS-BOT-BC57985  Equisetum John H. Thomas; Hazelle A. Thomas 1956-7-21 6205 Placer Sierra Nevada. Vicinity of Donner Pass, about 80 mi. ne. of Sacramento. 2377 Comment
  MACF015287  Equisetum hyemale subsp. affine F. A. MacFadden 1933-7-11 0975 Placer Canyon Creek, Monte Vista dun. Placer Co., California Comment
  CHSC97759  Eragrostis pilosa var. pilosa Lowell Ahart 2007-11-13 14601 Placer On the strand of Camp Far West Reservoir, about 300 yards west of Bear River, about 1/8 mile east of McCourtney Road, about 5 1/2 miles (air) northeast of Sheridan. 73 Comment
  CAS-BOT-BC286643  Ericameria bloomeri L. R. Abrams 1917-9-11 6776 Placer Truckee Comment
  UC31081  Ericameria cuneata var. cuneata A. M. Carpenter 1893-8 Placer Comment
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Dec 11 2014
  CAS-BOT-BC293370  Erigeron Saichi Kawahara 1969-5-24 827 Placer On the Colfax-Iowa Hill Road between Dinner Tree and Windy Point 585 Comment
  UCD21886  Erigeron Rex Palmer 1979-6-9 N 164 Placer Headwaters basin area of the North Fork of the American River 2255 Comment
  CAS-BOT-BC294521  Erigeron breweri var. breweri M. E. Parsons 1910-8-1 s.n. Placer Sunnyside, Lake Tahoe Comment
  UC128219  Erigeron coulteri Miss Harriet A. Walker 1908-7-25 1395 Placer near Yuba River; Cicso 1798 Comment
  UC203749  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-BC300670  Erigeron foliosus var. hartwegii H. M. Hall 1916-6-4 10154 Placer Bear River at Gautier Bridge, northern Placer County, on the westerly slope of the Sierra Nevada 400 Comment
  POM118205  Erigeron foliosus var. hartwegii H. M. Hall 1916-6-4 10154 Placer Bear River at Gautier Bridge, on the westerly slope of the Sierra Nevada along the border between Upper Sonoran and Transition Zones 400 Comment
  RSA531316  Erigeron glacialis Walter Wisura, Tom Hayduk, Q. Junzhuan 1991-8-22 4539 Placer Squaw Valley beyond upper cable car stn. on SW slope. Comment
  CAS-BOT-BC300814  Erigeron glacialis var. glacialis A. A. Heller 1917-8-13 12916 Placer Ridge northwest of Donner Pass 2377 Comment
  SD6235  Erigeron glacialis var. glacialis unknown Jun 1914 Placer Cisco Comment
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Jul 11 2010
  UC485152  Erigeron glacialis var. glacialis Katharine Brandegee 1909-7-1 Placer Emigrant Gap Comment
  UCD74030  Erigeron glacialis var. glacialis Jennifer W. Burt 2005-7-16 108 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-BC300831  Erigeron glacialis var. glacialis Le Roy Abrams 1911-7-27 4783 Placer Lake Tahoe Region. Lake Valley 1950 Comment
  UCR177238  Erigeron inornatus George K. Helmkamp, E. A. Helmkamp 2005-10-1 9980 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-BC295210  Erigeron inornatus Catherine Best 1981-8-2 s.n. Placer Above French Meadows Reservoir Comment
  RSA794812  Erigeron inornatus var. inornatus George K. Helmkamp, E. A. Helmkamp 2011-8-26 18164 Placer Forest Hill Road, 26.1 miles east of its junction with Mesquite Road in the city of Foresthill 2020 Comment
  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
  UCR206674  Erigeron inornatus var. inornatus George K. Helmkamp, E. A. Helmkamp 2009-7-16 15194 Placer Sierra Nevada Mountains, Foresthill Road, 20.3 miles northeast of the city of Foresthill 1704 Comment
  RSA0049720  Erigeron miser Dean Wm. Taylor 2013-8-7 21396 Placer Coldstream Valley, headwaters of Cold Creek, draining the southeast flank of Mt. Judah 1889 Comment
  UCR207111  Erigeron peregrinus subsp. callianthemus George K. Helmkamp, E. A. Helmkamp 2009-7-16 15230 Placer Sierra Nevada Mountains, Robinson Flat, a camping and day-use area at the junction of Forest Hill and Soda Springs Roads 2107 Comment
  SDSU3951  Erigeron philadelphicus D. F. Howe 1948-5-23 1851 Placer American River. 305 Comment
  CHSC91621  Eriodictyon californicum M. I. Wibawa; G. F. Hrusa, J. Glazner 2002-5-22 251 Placer Forest Hill Divide. Hughes Mill, along Finning Mill Rd, +- 3 mi N of Forest Hill Rd, +- 3 mi E of Forest Hill. UTM: 10S, 4329930 N, 0691823 E. 1066 Comment
  UCD21942  Eriogonum Beth Lowe Corbin 1982-8-4 219 Placer 1/4 mile NW of Onion Creek campground. In rocky, fine, sandy soil. Opening in montane chaparral. Perennial forming a thick mat. Flowers creme colored. Full sun. SW facing slope, 15% incline. Uncommon. 1950 Comment
  CDA12393  Eriogonum incanum G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8521 A Placer Lake Tahoe; Head of Ward Valley. Comment
  JEPS111109  Eriogonum incanum Steve Matson 2005-7-30 1420 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
  UCD149394  Eriogonum lobbii G. Ledyard Stebbins 1976-7-3 7672 Placer Big Crater. (Exact location unknown. Coordinates estimated by label maker.) 1280 Comment
  UCD75737  Eriogonum lobbii Ellen Dean, M. Starbuck,; K. Mawdsley, G. Harrington, M. Bibbo, J. Poloske 2008-7-20 5199 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
  SEINET5330425  Eriogonum lobbii W. D. Billings 1951-8-21 2149 Placer E. of Granite Chief, Sierra Nevada 2621 Comment
  UC849508  Eriogonum lobbii var. lobbii Alice Eastwood July 1909 228 Placer Squaw Creek Lake Tahoe Region, Squaw Creek Comment
  CAS-BOT-BC263701  Eriogonum luteolum var. pedunculatum Marcus E. Jones 1882-7-3 2840 Placer Colfax Comment
  UC615468  Eriogonum luteolum var. pedunculatum Beryl O. Schreiber 1932-9-11 760 Placer near Colfax Comment
  UC634591  Eriogonum luteolum var. pedunculatum H. L. Mason 1929-10-4 5454 Placer 2.4 mi below Weimar Comment
  CAS-BOT-BC263293  Eriogonum marifolium var. marifolium James L. Reveal 1971-6-24 2479 Placer Truckee, between the High School and the baseball diamonds Comment
  SCFS1170  Eriogonum nudum E. Krimmel, Michael Hamilton 2013-8-1 Placer NFAm. Creekside at Chickering. Comment
  LA84263  Eriogonum nudum var. deductum O. H. Kappler; 1946-7-18 sn Placer Lake Tahoe, N shore 1920 Comment
  SD243182  Eriogonum nudum var. deductum George K. Helmkamp, E. A. Helmkamp 2011-8-26 18163 Placer Northern Sierra Nevada Mountains: Forest Hill Road, 26.1 miles east of its junction with Mesquite Road in the city of Foresthill. 2020 Comment
  UC1204700  Eriogonum nudum var. deductum N. French 1934-6-6 350 Placer 1/2 mi w Lake Van Norden; Tahoe NF, Truckee Quadrangle Comment
  SEINET5330910  Eriogonum nudum var. deductum P. A. Lehenbauer 1932-9-11 1438 Placer Carnelian Bay, Lake Tahoe Comment
  SD234988  Eriogonum nudum var. oblongifolium G. K. Helmkamp, E. A. Helmkamp 2007-9-14 12960 Placer Foothills, Northern Sierra Nevada Mountains: along Mosquito Ridge Road 6 miles east of Foresthill (Foresthill 7.5' Q) 609 Comment
  SD237562  Eriogonum nudum var. oblongifolium G. K. Helmkamp, Amy Barnes 2009-7-12 15182 Placer Sierra Nevada Mountains Foothills: along Foresthill Road 10.3 miles northeast of the town of Foresthill (Michigan Bluff 7.5'Q) 1370 Comment
  UCR190584  Eriogonum nudum var. oblongifolium George K. Helmkamp, E. A. Helmkamp 2007-9-14 12960 Placer Northern Sierra Nevada Mountains Foothills, along Mosquito Ridge Road 6 miles east of Foresthill 610 Comment
  CAS-BOT-BC271968  Eriogonum nudum var. pubiflorum John Thomas Howell 1929-10-4 4431 Placer 2.4 miles below Weimer on road to Colfax Comment
  SD50757  Eriogonum nudum var. pubiflorum Darley F. Howe 1959-8-1 2769 Placer 2 miles north of Auburn 456 Comment
  CAS-BOT-BC258136  Eriogonum prattenianum var. prattenianum D. L. Smith; G. L. Stebbins 1976-7-3 C 7678 Placer Northwest side of Ralston Ridge, above Middle Fork American River, just east of Big Crater 1249 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-BC269940  Eriogonum spergulinum var. reddingianum L. S. Rose 1941-7-8 41290 Placer Chambers Lodge (McKinney), Lake Tahoe 1900 Comment
  JEPS59507  Eriogonum spergulinum var. reddingianum Ezra Brainerd and Viola B. Baird 1915-7-23 263 Placer Tahoe City Sierra Nevada Mts., Tahoe City 1905 Comment
  UCD83646  Eriogonum umbellatum Albert Grigarick 2009-9-10 199 Placer Squaw Creek Resort, near base of Cornice II and Headwall lifts. 2286 Comment
  UCD22125  Eriogonum umbellatum var. covillei Rex Palmer 1979-6-21 N 405 Placer Headwaters basin area of the North Fork of the American River Comment
  CAS-BOT-BC268013  Eriogonum umbellatum var. furcosum Vincent Jones 1919-7-7 s.n. Placer Ridge above Bear Valley Comment
  CDA25004  Eriogonum umbellatum var. nevadense J. Glazner 2000-8-16 s.n. Placer Lake Tahoe; Wooded slope betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. Perennial. 1889 Comment
  CHSC79800  Eriogonum umbellatum var. nevadense G. F. Hrusa; J. Glazner 1999-7-18 15236 Placer Betw. Squaw Cr, Hwy 89, and Squaw Valley Rd. UTM: 10S, 43434N, 07418E. 1889 Comment
  UC1032140  Eriogonum umbellatum var. nevadense R. C. Wilson 1934-9-19 74 Placer Squaw Creek Tahoe National Forest, Truckee Quadrangle, Squaw Creek Comment
  UC6504  Eriogonum umbellatum var. nevadense C. J. Fox Jr. July 1895 Placer near Deer Park Inn Comment
  UCD75759  Eriogonum umbellatum var. nevadense Ellen Dean, M. Starbuck,; K. Mawdsley, G. Harrington, M. Bibbo, J. Poloske 2008-7-20 5231 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, along undeveloped road downslope of off-road vehicle location. 2194 Comment
  CAS-BOT-BC262230  Eriogonum ursinum Alice Eastwood 1909-1-1 298 Placer Lake Tahoe Region, Deer Park 1889 Comment
  RSA789732  Eriogonum ursinum James R. Shevock 1985-8-9 11334 Placer Tahoe National Forest, Granite Chief Wilderness. Along trail 16E10 above Picayune Valley. 2200 Comment
  SCFS1004  Eriogonum ursinum E. Krimmel 2014-6-26 Placer Comment
  CAS-BOT-BC262235  Eriogonum ursinum A. Kellogg No date on label s.n. Placer Sierra Nevada Mts Comment
  SCFS11529134  Eriogonum wrightii E. Krimmel, F. Felix 2012-9-13 Placer NFAm trail 1 mi above Heath Falls. Comment
  SEINET5440870 Image available Eriogonum wrightii E. Neese 1980-10-15 9984 Placer Nyack Rd exit on I-80. Comment
  SEINET5332157  Eriogonum wrightii var. subscaposum P. B. Kennedy, Samuel Bradford Doten 1901-8-18 421 Placer French Meadows. Comment
  CAS-BOT-BC301406  Eriophyllum lanatum var. grandiflorum L. S. Smith 1923-5-1 1829 Placer Tahoe National Forest. Forest Hill Divide 762 Comment
  CAS-BOT-BC301407  Eriophyllum lanatum var. grandiflorum H. M. Hall 1916-6-3 10147 Placer Near Rocklin, (E. side Sacramento Valley) 121 Comment
  CAS-BOT-BC301413  Eriophyllum lanatum var. grandiflorum Lincoln Constance; Helen Sharsmith 1933-5-14 E 21 Placer Auburn Comment
  UC201298  Eriophyllum lanatum var. grandiflorum A. A. Heller 1917-6-19 12745 Placer 4 mi e of Colfax Comment
  UC566755  Eriophyllum lanatum var. grandiflorum H. L. Mason 1926-5-28 3275 Placer 5 mi above Auburn Comment
  CAS-BOT-BC301409  Eriophyllum lanatum var. grandiflorum H. M. Hall; F. M. Essig 1916-6-5 10156 Placer Bear River, northern Placer County, on the westerly slope of the Sierra Nevada 450 Comment
  SEINET8687268 Image available Eriophyllum lanatum var. grandiflorum Beninghoff 3206 Placer Lincoln Comment
  CAS-BOT-BC308249  Eriophyllum lanatum var. integrifolium Elizabeth Parsons Hawver 1911-8-19 s.n. Placer Madden Creek, Ellis Peak Ridge, 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
  UC128207  Eriophyllum lanatum var. integrifolium Miss Harriet A. Walker 1908-7-26 1450 Placer Cisco; near type locality of Bahia cuneata 1810 Comment
  CHSC96498  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
  UCD103013  Erodium botrys R. A. Blanchard 1931-5-9 2192 Placer Roseville. Comment
  POM83006  Eryngium castrense Marcus E. Jones 1882-7-8 3602 Placer Auburn Comment
  JEPS16982  Eryngium castrense W. L. Jepson 1924-7-25 10650 Placer Lincoln Comment
  SEINET3245753  Erysimum capitatum var. capitatum G. K. Helmkamp, E. A. Helmkamp 2009-1 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 (Duncan Peak 7.5') 2019 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
  CHSC79830  Erythranthe breweri G. F. Hrusa; J. Glazner 1999-7-8 15225 Placer Lake Tahoe Region. Betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. UTM: 10S, 43434 N, 07418 E. 1905 Comment
  CAS-BOT-BC153594  Erythranthe moniliformis Catherine Best 1981-8-1 s.n. Placer Big Meadow, about 3 miles south of French Meadows 1600 Comment
  SEINET3836912 Image available Erythranthe moniliformis Marcus E. Jones 1882-1 2825 Placer Alta Comment
  SCFS1218  Erythranthe moschata E. Krimmel 2013-6-29 Placer NFAm. Painted Rock Trail. Top of meadow. Comment
  UC197230  Erythronium multiscapideum C. F. Sonne 1891-4-5 Placer hillside below Bloomer cut; Auburn Comment
  UC1533102  Erythronium purpurascens Jon Winter 1970-7 Placer Duncan Peak Lookout Station Tahoe Nat'l Forest 2189 Comment
  UCD67985  Erythronium purpurascens Linda A. Bell 1975-5-24 181 Placer Mosquito Ridge Road, 25.1 miles East of junction with Auburn-Foresthill Road, in Placer Big Trees Park. 1584 Comment
  UCR257566  Eschscholzia caespitosa George K. Helmkamp, Amy Barnes 2014-4-23 22773 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
  SEINET13276770 Image available Eschscholzia californica George K. Helmkamp, E. A. Helmkamp 2009-1 14557 Placer Sierra Nevada Mountains Foothills: Forest Hill Road 0.8 mile east of its junction with CA-49 and the North and Middle Forks of the American River (Auburn 7.5' Q.) 277 Comment
  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
  SD113752  Eschscholzia lobbii Darley F. Howe 1948-5-21 1917 Placer Comment
  CAS-BOT-BC310378  Eucephalus breweri John H. Thomas; Hazelle A. Thomas 1956-7-21 6119 Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento 2377 Comment
  JEPS111307  Eucephalus breweri Steve Matson 2005-7-31 1428 Placer Just north of the Tahoe Basin, along logging about 1 km east of Brockway Summit (Highway 267) 200 meters south of paved road to Martis Peak; 39.2682 N, 120.0620 W ; elevation 7,460 ft 2273 Comment
  UC1475021  Eucephalus breweri B. Bolt 1934-7-17 126 Placer 1/2 mi s of Lost Emigrant Mine; Truckee Quad. 2072 Comment
  UCD21707  Eucephalus breweri Rex Palmer 1979-7-25 N 685 Placer Headwaters basin area of the North Fork of the American River Comment
  UCD44415  Eucephalus breweri C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1781 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  UCR233384  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 2020 Comment
  CHSC114304  Euphorbia epithymoides J. Honeycut 2010-6-25 Placer Tahoma; Hwy 89 right-of-way Comment
  UCR257773  Euphorbia nutans George K. Helmkamp, Elizabeth Helmkamp 2012-10-16 20036 Placer Sierra Nevada Mountains Foothills, city of North Auburn, corner of Locksley Lane and CA-49 384 Comment
  CAS-BOT-BC202404  Euphorbia ocellata Gordon H. True 1972-8-23 7409 Placer Northern outskirts of Lincoln Comment
  SEINET3141531  Eurybia integrifolia L. S. Rose 1938-9-14 38264 Placer S fork of Yuba Rv., 3 mi. E of Cisco 1737 Comment
  UCR238574  Festuca bromoides George K. Helmkamp, E. A. Helmkamp 2012-3-31 18647 Placer Sacramento Valley, along CA-193, 0.1 mile west of its junction with Sierra College Blvd. 88 Comment
  SACT002492  Festuca confusa Josephine Van Ess 1976-4-3 Placer Collected near small vernal pool near Highway 65. Edge of vernal pool. Comment
  CDA15671  Festuca idahoensis G. F. Hrusa, J. Glazner 1999-7-18 15218 Placer Lake Tahoe; Wooded slopes betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1889 Comment
  UCD42960  Festuca idahoensis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 329 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  SACT001165  Festuca occidentalis Michael Baad 1983-7-10 Placer Along road to Helester Point Lookout. Open sugarpine/douglas fir forest. 1606.0 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
  UCR249531  Festuca perennis George K. Helmkamp, Amy Barnes 2013-3-28 20287 Placer Eastern Sacramento Valley, along 10th Street/Ranch House Rd., 0.6 mile south of its junction with Riosa Road in Sheridan 43 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
  SACT001195  Festuca rubra D. Meyer 1983-9-10 Placer West end near parking lot, moist streambank and meadow. 1879.0 Comment
  SACT001205  Festuca viridula Michael Baad 1983-8-11 Placer Trail from Whiskey Camp. 3 miles west of Alpine Meadows. 2133.0 Comment
  SACT001207  Festuca viridula Michael Baad 1983-9-3 Placer From Sprite Inn to western slope of Mountain Judah near summit. 2286.0 Comment
  JEPS19568  Floerkea proserpinacoides C. F. Sonne 1886-7-1 344 Placer Sierra Nevada Mountains, canyons on Truckee River Truckee River; Sierra Nevada Mountains, canyons on Truckee River Comment
  CAS-BOT-BC447513  Fragaria virginiana var. platypetala anonymous 1906-7-15 s.n. Placer Tahoe Tavern Comment
  SEINET7417536 Image available Frangula californica subsp. californica A. A. Heller 1917-1 12680 Placer near Dutch Flat 914 Comment
  CAS-BOT-BC53544  Frangula californica subsp. tomentella Alice Eastwood 1913-7-3 s.n. Placer Bear River, McCourtneys Bridge Comment
  CAS-BOT-BC53546  Frangula californica subsp. tomentella Catherine Best 1985-9-15 1147 Placer near Sugar Pine Reservoir about 6 miles north of Foresthill 1158 Comment
  SD10091  Frangula rubra Brandegee Sept 1888 Placer Alta Comment
  CAS-BOT-BC55703  Frangula rubra subsp. obtusissima Carl B. Wolf 1928-8-22 3433 Placer 1 mi. W. of Emigrant Gap 1636 Comment
  CAS-BOT-BC55707  Frangula rubra subsp. obtusissima Carl B. Wolf 1930-10-11 1730 Placer W. slope Sierra Nevada. 4 miles West of Emigrant Gap 1524 Comment
  OBI6090  Frangula rubra subsp. obtusissima Carl B. Wolf 1930-10-11 1732 Placer W slope Sierra Nevada. Baxter's camp, 17 mi above Colfax 1158 Comment
  CAS-BOT-BC55781  Frangula rubra subsp. rubra Alice Eastwood 1909-1-1 226 Placer Deer Park Comment
  JEPS73035  Fritillaria atropurpurea Gladys L. Smith 1972-6-19 3169 Placer Tahoe City 1901 Comment
  CAS-BOT-BC504444  Fritillaria recurva Serena Philips 1915-4-2 s.n. Placer Near Rocklin 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
  UCD121720  Galium aparine M. H. Mills 1996-4-12 140 Placer 5830 Walden Lane, Loomis. 180 Comment
  UCD22291  Galium aparine Rex Palmer 1979-6-21 N 378 Placer Headwaters basin area of the North Fork of the American River. 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
  UCD22288  Galium bifolium Rex Palmer 1979-6-9 N 171 Placer Headwaters basin area of the North Fork of the American River. Comment
  UCD42915  Galium bifolium C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 283 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  UC28189  Galium bifolium Kellogg 1870-6-13 Placer Camp Yuba Sierra Nevada, Cisco Comment
  JEPS59353  Galium bolanderi Ezra Brainerd and Viola B. Baird 1915-7-28 225 Placer along trail up Truckee River Sierra Nevada Mts. 1889 Comment
  POM67602  Galium bolanderi Marcus E. Jones 1882-6-27 3290 Placer Emigrant Gap. Comment
  SEINET3157846  Galium bolanderi M. E. Jones 1882-8-30 sn Placer Emigrant Gap Comment
  UCR176261  Galium bolanderi George K. Helmkamp, E. A. Helmkamp 2006-8-11 11214 Placer Northern Sierra Nevada Mtns foothills, along Forest Hill Rd., 8.7 miles northeast of Forest Hill 1311 Comment
  JEPS6434  Galium bolanderi R. Bacigalupi with A. Hawkes, J. Hunziker, G. Stebbins, D. Zohary and H. Stutz, and F. Ehrendorfer 1952-7-19 3860 Placer along river directly below Cape Horn (1/2 mi above bridge on Colfax-Iowa Hill rd); North Fork of the American River 381 Comment
  POM67470  Galium bolanderi Marcus E. Jones 1900-7-26 s.n. Placer Between [Barker?] and Emigrant gap. 1463 Comment
  JEPS72403  Galium grayanum Gladys L. Smith 1972-6-20 3255 Placer steep slope just below summit; Ward Peak 2628 Comment
  RSA39976  Galium grayanum var. grayanum J. T. Howell 1943-7-26 18840 Placer Mt. Lincoln. Comment
  CDA19485  Galium parisiense M. I. Wibawa 2002-5-27 261 Placer Sacramento Valley; Folsom Lake State Recreation Area. 121 Comment
  UCD44530  Galium trifidum C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1896 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 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
  CHSC69897  Galium trifidum var. pacificum L. P. Janeway; Eric Schoder 1997-7-17 5246 Placer Meadow on southeast side of Fulda Creek at Forest Service Organizational Camp; about 1.2 mi south-southwest of Emigrant Gap. 1554 Comment
  CHSC74258  Galium trifidum var. pacificum Susi Urie 1998-9-4 98 -260 Placer About 2.9 mi west of Lake Tahoe and Sunnyside. 2011 Comment
  UC147576  Galium triflorum Harriet A. Walker 1908-6-24 1248 Placer Blue Canyon 1432 Comment
  UCD121952  Galium triflorum Richard J. Patterson 1969-7-1 182 -12 Placer South of Interstate Highway 80 on Casa Loma Road, near Alta. 975 Comment
  UCR240944  Gayophytum George K. Helmkamp, E. A. Helmkamp 2012-9-25 19896 Placer Northern Sierra Nevada Mountains, junction of Blue Canyon Road and Putt Road, just south of I-80, west of Emigrant Gap 1634 Comment
  OBI20019  Gayophytum diffusum subsp. parviflorum David J. Keil 1978-7-23 12950 Placer Cisco Grove exit from I-80, just E of Nevada Co line 1768 Comment
  RSA122209  Gayophytum diffusum subsp. parviflorum B. Bolt 1934-7-17 129 Placer 1/2 mile south of Lost Emigrant Mine. 2073 Comment
  UCR207113  Gayophytum diffusum subsp. parviflorum George K. Helmkamp, E. A. Helmkamp 2009-7-16 15216 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
  SEINET9323101  Gayophytum humile Unknown 1999-7-17 15128 Placer Martis Valley 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
  UC146056  Gentiana calycosa Mrs. W. S. Chandler Sept., 1910 Placer Deer Park Comment
  UC197392  Gentiana newberryi C. F. Sonne Sep 1894 Placer Summit Valley Sierra Nevada Mountains 2133 Comment
  RSA392205  Gentiana newberryi Robert Kessler 1924-08 s.n. Placer Lake Tahoe. [County: Placer or El Dorado] Comment
  SEINET8588377  Gentianopsis simplex P. A. Lehenbauer 1929-8-15 2603 Placer Watson Lake, 4 miles N of Tahoe City. Comment
  SD239773  Geranium dissectum George K. Helmkamp, E. A. Helmkamp 2012-5-5 18935 Placer Northern Sierra Nevada Mountains Foothills: Todd Valley Road, 1.2 miles south of its junction with Foresthill Road. 779 Comment
  JEPS127402  Geranium molle Steve Matson 2006-4-23 1608 Placer Northern Sierra Nevada west slope; Iowa Hill Road near Colfax at crossing of North Fork American River. Comment
  UCD103424  Geranium molle G. K. Helmkamp; E. A. Helmkamp 2007-3-25 11706 Placer Northern Sierra Nevada Mountains: Forest Hill Road, 0.9 mile east of its junction with CA-49 at the bridge of the junction with American River forks. 287 Comment
  RSA531311  Geum canescens Walter Wisura, T. Hayduk, Q. Junzhuan 1991-8-22 4544 Placer Squaw Valley beyond upper cable car station. on SW slope below a rocky summit. Comment
  JEPS71885  Geum triflorum Gladys L. Smith 1972-6-20 3220 Placer Ward Peak, from chairlift terminus to ultimate summit peak Ward Peak 2632 Comment
  SEINET12765127  Gilia capitata subsp. mediomontana Lowell Ahart 2006-7-9 12936 Placer About 3/4 miles (air) northwest of Tamarack Flat, about 5 3/4 miles (air) northwest of Little Grass Valley Reservoir.; 0 1661 Comment
  SEINET3860402  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 of Applegate.; 0 476 Comment
  UC193884  Gilia capitata subsp. pedemontana C. F. Sonne 1891-5-17 Placer Colfax 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
  UCR120494  Gilia leptalea subsp. bicolor George K. Helmkamp, E. A. Helmkamp, A. Kerchner 1999-6-30 5072 Placer Northern Sierra Nevada Range, Truckee River, c. 4 mi upstream from Lake Tahoe; 1.1 mi south of Squaw Valley Road 1860 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
  SEINET2441551  Gilia tricolor subsp. diffusa George K. Helmkamp 2009-4-22 14582 Placer Sierra Nevada Mountains Foothills: Forest Hill road near Grizzly Bear House, about one mile northeast of the road to the lower end of Clementine Lake (Greenwood 7.5' Q.). 732 Comment
  UCD18247  Githopsis specularioides E. A. Dean 1998-5-30 457 Placer NE of town of Auburn, along SE side of Foresthill Rd. 500 Comment
  JEPS103556  Glyceria borealis Lowell Ahart 2002-7-22 9907 Placer In a small 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
  CHSC96503  Glyceria declinata Lowell Ahart; Brian Williams 2007-4-13 13662 Placer On damp granite soil, on the bottom of vernal pools, about 1/2 mile south of the Manzanita Cemetery, about 1/2 mile west of Gladding Road, about 2 3/4 miles north of Lincoln. 43 Comment
  JEPS113246  Glyceria declinata Lowell Ahart, Brian Williams 2007-4-13 13662 Placer On damp granite soil, on the bottom of vernal pools, about 1/2 mile south of the Manzanita Cemetery, about 1/2 mile west of Gladding Road, about 2 3/4 miles north of Lincoln 43 Comment
  CAS-BOT-BC282690  Glyceria elata L. S. Smith 1938-1-22 2799 Placer Along So. Fork Squaw Creek 1981 Comment
  UC1495301  Glyceria elata Robert T. Clausen and Harold Trapido 1940-7-13 4896 Placer 2 mi w Lake Tahoe (woods along Ward Creek); Sierra Nevada, Lake Tahoe Basin 1905 Comment
  CHSC84566  Glyceria occidentalis John Dittes 2003-5-25 2003 -26 Placer Sacramento Valley; approximately 3.3 air-miles south of Lincoln, 0.5 air-miles due east of intersection of State Highway 65 and 12-Bridges Exit. In bed of vernal pool. 39 Comment
  CHSC96509  Gratiola ebracteata Lowell Ahart; Brian Williams 2007-4-13 13653 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
  CAS-BOT-BC235482  Gratiola heterosepala Craig P. Martz 1989-4-20 281 Placer Approximately 2.2 airmiles northwest of Lincoln, east of State Route 65 47 Comment
  SEINET11262438  Grindelia hirsutula var. davyi K. L. Chambers 1982-6-26 4979 Placer Hwy 65, 1.5 miles north of railroad overpass just north of Roseville. On Industrial Way near the railroad tracks.; 0 Comment
  UCR198122  Hackelia Rex Palmer 1979-6-21 N 366 Placer Sierra Nevada Mtns., Headwaters Basin Area of the North Fork of the American River, Tinker Knob west ridge Comment
  UCD22139  Hackelia micrantha Rex Palmer 1979-7-25 N 809 Placer Headwaters basin area of the North Fork of the American River. 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
  SEINET12618563  Hackelia nervosa I. R. Miller 1934-5-20 s.n. Placer Lake Tahoe, near Homewood. Comment
  UC480745  Hackelia nervosa W. C. Blasdale 1923-7-13 Placer top of Ellis Peak; Lake Tahoe Region Comment
  JEPS71518  Hackelia velutina Gladys L. Smith 1972-6-20 3235 Placer ridge from chairlift terminus to Ultimate Summit Peak; Ward Peak 2632 Comment
  UC897267  Helianthella californica subsp. nevadensis C. L. Hitchcock 1940-5-14 6392 Placer ca. 6 mi n Colfan; Meier Ranch 762 Comment
  CAS-BOT-BC314975  Hemizonella minima Harriet A. Walker 1910-6-1 2036 Placer Deer Park, Lake Tahoe District Comment
  CDA38360  Heracleum lanatum T. C. Fuller 1973-8-23 19979 Placer Sierra Nevada; Southeast of Robinson Flat Guard Station. 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
  UC880732  Hesperochiron californicus A. A. Heller 1917-6-17 12703 Placer along Yuba R. below Cisco; Yuba R. 1676 Comment
  POM267733  Hesperochiron californicus Lyman Benson 1933-6-26 4546 Placer 4 miles W of Donner Pass, Sierra Nevada, Bear River watershed 1982 Comment
  SEINET10972522  Heterocodon rariflorum Raven Raven 9997 Placer 1 MI FROM BLUE CANYON ON RD TO EMIGRANT GAP Comment
  HSC27261  Heteromeles arbutifolia J. P. Smith 1972-3-22 5093 Placer Bridge over N Fork of American River. Comment
  CDA11996  Heuchera micrantha G. F. Hrusa 1995-5-2 12177 Placer Sierra Nevada; Above North Fork of Middle Fork of the American River, approx. 3 km. east of Mosquito Ridge Rd. crossing . Comment
  UCD128379  Heuchera rubescens Albert Grigarick 2012-7-9 332 Placer Pacific Crest Trail. S of Donner Summit (Hwy 40). Approx. 100 yds S of the trailhead. 2200 Comment
  UC11368  Heuchera rubescens var. glandulosa Mrs. M. M. Hardy 1893-1 Placer Comment
  CAS-BOT-BC319601  Hieracium albiflorum Ira L. Wiggins 1933-8-21 6781 Placer Shores of Lake Tahoe near Tahoma Comment
  CDA42824  Hieracium albiflorum G. F. Hrusa, M. Pitcairn 2015-7-16 18647 Placer Sierra Nevada; Lake Clementine Rd., E of Auburn. 398 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
  UCD21775  Hieracium albiflorum Beth Lowe Corbin 1982-8-3 198 Placer Hill west of Onion Creek campground. In fine, sandy, granitic soil, in disturbed slide area. Taprooted perennial. Flowers white. Milky sap. Full sun. SW facing slope, 30% incline. Several plants localized. 1853 Comment
  UC92008  Hieracium argutum Brandegee 1888-9-1 Placer Blue Canon Comment
  UCR176266  Hieracium scouleri George K. Helmkamp, E. A. Helmkamp 2006-8-11 11207 Placer Northern Sierra Nevada Mtns foothills, along the road to Clementine Lake, 0.8 mile north of Forest Hill Rd 422 Comment
  CAS-BOT-BC312968  Hieracium triste L. S. Smith 1928-7-18 2481 Placer Tahoe National Forest. Ward Peak and down slope 2438 Comment
  CAS-BOT-BC280703  Holcus lanatus John Thomas Howell; Gordon H. True 1968-6-9 44509 Placer Alta 1066 Comment
  SACT001286  Holcus lanatus Josephine Van Ess 1977-5-13 Placer Collected about .75 mile osouth of Mount Vernon Road. Wet ditch bank. 365.8 Comment
  SACT001288  Holcus lanatus D. Meyer 1984-8-19 Placer 8.4 km north of I80 103.0 Comment
  UCD36124  Holcus lanatus Beecher Crampton 1952-11-9 929 Placer Placer County, 6 miles east of Auburn, 1 mile south of Meadow Vista. 457 Comment
  UCR253122  Holcus lanatus George K. Helmkamp, Amy Barnes 2014-4-23 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 720 Comment
  UCD22265  Holodiscus discolor Beth Lowe Corbin 1982-8-26 424 Placer South side of Crow's Nest. S facing slope, 30% incline. Partial sun. Occasional. In rocky outcrop above red and white fir forest. Shrub 2 1/2 ft tall. Flowers creme white. 2346 Comment
  UCD44690  Hordeum brachyantherum C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 2056 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  CHSC69979  Hordeum brachyantherum subsp. brachyantherum L. P. Janeway; Eric Schroder 1997-7-17 5250 Placer Tahoe National Forest. Meadow on southeast side of Fulda Creek at Forest Service Organizational Camp; about 1.2 mi south-southwest of Emigrant Gap. 1554 Comment
  SACT001339  Hordeum geniculatum D. Meyer 1983-6-5 Placer Roadside ditch. 829.056 Comment
  SACT001374  Hordeum leporinum D. Meyer 1984-6-23 Placer and Forest road. .16 km from I80-Frontage Road. 352.0 Comment
  CDA36870  Hordeum marinum subsp. gussoneanum CDFA Staff 1995-6-2 s.n. Placer Dry Creek. 0 Comment
  SACT001358  Hordeum vulgare D. Meyer 1983-5-15 Placer Moist roadside ditch next to cultivated field. 20.0 Comment
  CAS-BOT-BC537858  Horkelia fusca var. parviflora M. S. Jussel 1928-7-21 s. n. Placer Miller's Lake, Lake Tahoe region Comment
  CAS-BOT-BC537860  Horkelia fusca var. parviflora Alice Eastwood 1909-1-1 119 Placer Lake Tahoe region: Sunnyside Comment
  CAS-BOT-BC537865  Horkelia fusca var. parviflora A. A. Heller 1917-8-15 12939 Placer Soda Springs station, lower end Summit Valley 2042 Comment
  UCD39145  Horkelia tridentata Beecher Crampton 1964-7-21 7114 Placer US Hwy. 40. Western slope below Blue Canyon weather station. 1524 Comment
  CHSC9517  Hosackia crassifolia J. F. Goodwin 1971-7-10 158 Placer Approx. 1 mi. west of Lake Tahoe at end of Old County Road, 2.3 mi. sw of Cornelian Bay. 1981 Comment
  SD2573  Hosackia incana C. F. Sonne May 1897 Placer Sierra Nevada Mountains, between Blue Lawn & Jowles (?), along railroad Comment
  UCD106156  Hosackia oblongifolia R. Tofsrud 1951-7-1 s.n. Placer ca. 5 mi. below Soda Springs, Hwy. 40. Comment
  SD6063  Hosackia oblongifolia var. oblongifolia Unknown Jul 1914 Placer Cisco Comment
  UCD33743  Hosackia oblongifolia var. oblongifolia Beecher Crampton 1972-7-26 8855 Placer Placer County, ca. 1 mile west of Cisco Grove on Interstate 80. 1676 Comment
  UCD22027  Hydrophyllum capitatum var. alpinum Rex Palmer 1979-6-20 N 276 Placer Headwaters basin area of the North Fork of the American River. Comment
  UC147625  Hydrophyllum occidentale Harriet A. Walker 1908-6-23 1213 Placer Blue Canyon 1432 Comment
  CDA7483  Hymenothrix loomisii T. C. Fuller 1963-10-21 11407 Placer South side of Highway 40 freeway to Donner Summit, 4.8 miles east of Weimar, 1 mile east of Colfax. 0 Comment
  CAS-BOT-BC400938  Hypericum anagalloides John Thomas Howell 1943-7-26 18857 Placer Sugar Bowl nw. of Mt. Lincoln Comment
  UCD44449  Hypericum anagalloides C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1815 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  UC128392  Hypericum anagalloides Miss Harriet A. Walker 1908-7-27 1461 Placer Yuba R. near Cisco; Yuba R. Comment
  CAS-BOT-BC410213  Hypericum concinnum Vincent Jones 1919-7-7 s.n. Placer ridge above Bear Valley Comment
  RSA751264  Hypericum concinnum George K. Helmkamp, E. A. Helmkamp 2008-8-20 14033 Placer Soda Springs Road, 1.9 miles south of its junction with Donner Pass Road and beside (completely dry) Serena Creek 2107 Comment
  UCD110359  Hypericum concinnum John R. Davey 1966-5-14 33 Placer ca. 3 miles south of U.S. Highway 40 and 4 miles southwest of Colfax. 609 Comment
  UCR173740  Hypericum concinnum George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-14 10709 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
  UC871859  Hypericum formosum var. scouleri P. A. Lebenbauer 1932-9-5 Placer along Truckee R. near Tahoe City 1889 Comment
  UC871940  Hypericum perforatum Kate E. Phelps 1937-5-25 Placer Applegate Comment
  CAS-BOT-BC401266  Hypericum perforatum Marcus E. Jones 1930-7-11 s.n. Placer Auburn Comment
  CAS-BOT-BC401267  Hypericum perforatum T. C. Fuller 1964-6-26 12253 Placer N. side of freeway, Interstate 80, to Donner Summit, 0.2 mi. w. of Gold Run, Sierra Nevada 762 Comment
  SD113019  Hypochaeris glabra Darley F. Howe 1951-5-1 2175 Placer 455 Comment
  CAS-BOT-BC312896  Hypochaeris glabra L. S. Smith 1926-5-23 1827 Placer Tahoe National Forest. Forest Hill below town along road 762 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
  UCR238601  Hypochaeris radicata George K. Helmkamp, E. A. Helmkamp 2012-3-31 18651 Placer Sacramento Valley, along CA-193, 0.1 mile west of its junction with Sierra College Blvd. 88 Comment
  CHSC3557  Ilex cornuta Gary Dutton 1966-2-19 62 Placer 227 Donner Ave. Roseville, Calif. in front yard. Comment
  UC908137  Ipomopsis aggregata H. L. Mason 1932-9-9 7181 Placer Carson Meadows Comment
  RSA35126  Ipomopsis aggregata subsp. formosissima L. S. Rose 1944-7-10 44048 Placer Chambers lodge, Lake Tahoe. 1921 Comment
  JEPS111163  Ipomopsis congesta subsp. montana Steve Matson 2005-7-16 1397 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
  CAS-BOT-BC133609  Iris hartwegii Kate E. Phelps 1937-5-28 s.n. Placer Applegate Comment
  SBBG58776  Iris hartwegii M. N. Ackley -Jun-1925 416 Placer Dutch Flat 1005 Comment
Read comments
Feb 9 2017
  SEINET8529757 Image available Iris hartwegii Gerald Pullman 1974-5-25 40 Placer Mosquito Ridge Road, 1/4 mi. west of Mosquito Narrows Airstrip, 19.2 mi. east of Foresthill. Comment
  UC150776  Isoetes bolanderi A. Kellogg Sep 1926 Placer Ice Lake (abandoned) Summit Ice Lake Summit Comment
  SCFS11529159  Isoetes bolanderi E. Krimmel 2014-1 Placer Comment
  SBBG122675  Isoetes howellii J. Dittes 2003-5-25 2003 -28 Placer ca. 3.3 air-mi S of Lincoln, 0.5 air-mi E of jct of State Hwy 65 and Twelve Bridges Exit 39 Comment
  CAS-BOT-BC112653  Isolepis setacea Mrs. J. MacFadden 1934-7-8 12642 Placer Bear River, You Bet Road.to Colfax. Comment
  UCD35426  Iva axillaris Beecher Crampton 1956-7-17 3720 Placer Blue Canyon. 1432 Comment
  UC1611561  Ivesia gordonii W. Wisura, T. Hayduk, Q. Junzhuan 1991-8-22 4541 Placer Squaw Valley; beyond upper cable car station Comment
  UC191322  Ivesia shockleyi var. shockleyi C. F. Sonne 1879-8-1 Placer near Summit Tinkers Knob 2895 Comment
  UC830912  Jensia rammii C. L. Hitchcock 1940-5-14 6394 Placer ca 6 mi n Colfax; Meier Ranch 762 Comment
  UCD33744  Juncus articulatus subsp. articulatus Beecher Crampton 1972-7-26 8856 Placer ca. 1 mile west of Cisco Grove on Interstate 80. 1676 Comment
  UCD43279  Juncus balticus C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-12 647 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  JEPS102612  Juncus bufonius var. bufonius Lowell Ahart 2001-10-10 9348 Placer French Meadows Reservoir, ca 1/4 mile NE of the boat or trail access area on the NW side of the reservoir, ca 3/4 mile SW of the bridge across the Middle Fork of the American River, ca 1 3/4 miles SW of Ahart Camp, ca 22 miles (air) NE of Forest Hill. 1591 Comment
  SEINET3814472 Image available Juncus bufonius var. halophilus Marcus E. Jones 1882-7-4 2903 Placer Colfax Comment
  CHSC96501  Juncus capitatus Lowell Ahart; Brian Williams 2007-4-13 13658 Placer On damp granite soil, on the sides of small vernal pools, about 1/2 mile south of the Manzanita Cemetery, about 1/2 mile west of Gladding Road, about 2 3/4 miles north of Lincoln. 43 Comment
  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
  UCR201917  Juncus chlorocephalus George K. Helmkamp, E. A. Helmkamp 2008-8-20 14035 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
  RSA783468  Juncus effusus Peter Rubtzoff 1979-8-31 9419 Placer The southern lake of Serene Lakes (Ice Lakes on 1955 Donner Pass 15 quad). At Serene Lakes Lodge Comment
  UCR233662  Juncus effusus var. exiguus George K. Helmkamp, E. A. Helmkamp 2011-7-9 17674 Placer Northern Sierra Nevada Mountains Foothills, Yankee Jim Road, 1.4 miles northwest of the city of Foresthill 764 Comment
  SEINET3879442  Juncus ensifolius Beecher Crampton 1975-9-9 9277 Placer Gold Run rest area on Hwy 80.; 0 914 Comment
  SDSU11802  Juncus ensifolius D. F. Howe 1961-8-8 3138 Placer By canal, 4 miles norht of Auburn. 457 Comment
  UCD43298  Juncus macrandrus C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-12 666 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  CHSC74324  Juncus nevadensis Susi Urie 1998-9-4 98 -252 Placer Lake Tahoe Basin--National Forest. Meadow complex on north side of Ward Creek about 2.9 mi west of Lake Tahoe and Sunnyside. 2011 Comment
  UCD43305  Juncus nevadensis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-12 673 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  UCD43984  Juncus nevadensis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-11 1350 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  UCD74147  Juncus parryi Jennifer W. Burt; Kate Mawdsley, Belinda Lo 2006-7-25 249 Placer Sugarbowl active ski area, off Hwy 80 near Soda Springs - collected from center of 'Donner's Way' ski run. 2154 Comment
  UCD21848  Juncus tenuis Rex Palmer 1979-7-9 N 441 Placer Headwaters basin area of the North Fork of the American River Comment
  CHSC67855  Juncus uncialis James D. Jokerst 1986-4-14 2625 Placer Johnson Ranch ca. 250 m N of Douglas Blvd. and E of access roads to residents to the north. In vernal pools. Comment
  CAS-BOT-BC81073  Juniperus communis Charlotte Pyle 1978-6-15 4200 -1 Placer on west side of point of land between Deep Canyon and North Fork of the Middle Fork of the American River 1219 Comment
  POM281907  Juniperus occidentalis var. occidentalis Lyman Benson 1933-6-25 4540 Placer Cisco, U.S. 40, Sierra Nevada, Bear River watershed 1829 Comment
  SCFS5071&SCFS5072  Keckiella breviflora E. Krimmel 2014-6-26 Placer NFAm. Heath Falls Trail. Rocky, sunny slope Comment
  UC1280800  Keckiella breviflora H. E. McMinn 1926-5-28 1751 Placer 6 mi n Folsom ((Allens - local name of place)) Comment
  NY786792  Keckiella breviflora var. breviflora C. L. Hitchcock 1940-5-14 6413 Placer Meier Ranch, ca. 6 miles north of Colfax 762.0 Comment
  CHSC10739  Kelloggia galioides Lowell Ahart 1972-7-7 138 Placer French Meadows. 1524 Comment
  JEPS111242  Kelloggia galioides Steve Matson 2005-6-19 1298 Placer Martis Valley, southeast of Truckee, National Recreation Area, SW of Highway 267 and just north of Martis Creek. 39.2957 N, 120.1382; Elevation 5850 ft. 1783 Comment
  UC662634  Kelloggia galioides L. S. Rose 1941-7-21 41338 Placer Chambers Lodge (McKinney); Lake Tahoe 1900 Comment
  UCD21609  Kelloggia galioides E. Dean; M. Starbuck, C. Tresan, S. Tresan 2001-6-30 1278 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
  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
  UCR233396  Kelloggia galioides George K. Helmkamp, E. A. Helmkamp 2011-8-26 18177 Placer Northern Sierra Nevada Mountains, Robinson Flat, 0.1 mile south of the campground at Forest Hill Road 2061 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
  SEINET12631436  Kelloggia galioides B. Bolt 1934-7-20 194 Placer Whiskey Hill Comment
  UCD33506  Kochia scoparia Beecher Crampton 1969-10-9 8519 Placer ca. 2 miles east of Old Emigrant Gap post office on Interstate 80. 1584 Comment
  SACT001427  Koeleria phleoides Josephine Van Ess 1980-4-23 Placer Collected at intersection with Taylor Road. Weedy area, near building. 121.9 Comment
  UC131019  Kumlienia hystricula Mrs. K. Brandegee 1909-4-28 Placer near Auburn (in the Sierra Nevada Foothills); Sierra Nevada Foothills Comment
  UC9456  Kumlienia hystricula H. N. Bolander 1865-4-15 4630 Placer near Butcher Ranch (Dardanelles Canyon); Dardanelles Canyon Comment
  CAS-BOT-BC272322  Lachnagrostis filiformis John Thomas Howell; Gordon H. True 1971-5-26 47621 Placer Noarthern limits of Lincoln 48 Comment
  CAS-BOT-BC340398  Lactuca G. P. Rixford 1913-9-2 s.n. Placer Loomis Comment
  JEPS126387  Lactuca serriola Steve Matson 1998-9-1 399 Placer Tahoe north shore Watershed, Tahoe Vista/Kings Beach; West Fork Snow Creek about 300 yards NW of pond. Comment
  CAS-BOT-BC341355  Lagophylla glandulosa David D. Keck 1932-6-30 1587 Placer 0.3 miles N. of Weimar P.O. 685 Comment
  CDA37227  Lamium amplexicaule CDFA Staff s.n. Placer Nute Ranch, near Nute Road. 0 Comment
  SEINET7249132  Lamium amplexicaule George K. Helmkamp, Mary Alice Barnes 2013-1 Placer Comment
  HSC82237  Lasthenia californica Thomas W. Nelson 1979-4-10 4582 Placer Along W side of Sierra College Blvd. between I-80 and Douglas Blvd. Comment
  UCR198539  Lasthenia fremontii George K. Helmkamp, E. A. Helmkamp 2008-4-17 13283 Placer Sacramento Valley, Ranch House Road, 0.2 mile southeast of Sheridan 37 Comment
  CDA32837  Lathyrus latifolius CDFA Staff Placer Highway 49 south of Auburn. 0 Comment
  SD241008  Lathyrus nevadensis var. nevadensis George K. Helmkamp, E. A. Helmkamp 2012-5-5 18930 Placer Northern Sierra Nevada Mountains Foothills: Todd Valley road, 1.2 miles south of its junction with Foresthill Road. 779 Comment
  UCD15487  Lathyrus sulphureus Greg Cohler 1984-5-26 9 Placer 16 miles E. of Forest Hill Rd. on F.S. 97. 914 Comment
  UC177013  Layia pentachaeta subsp. pentachaeta Katharine Brandegee Placer Auburn Comment
  UCD77803  Legenere limosa Robert E. Preston 2002-5-3 1787 Placer around 3 miles ssw of Lincoln, north of Orchard Creek 35 Comment
  UCR258790  Leontodon taraxacoides subsp. taraxacoides George K. Helmkamp, Elizabeth Helmkamp 2012-10-16 20034 Placer Sierra Nevada Mountains Foothills, CA-49 at junction with Christian Life Way, c. 2 miles south of Grass Valley 755 Comment
  UC416690  Lepechinia calycina W. W. Mackie 1904-4 Placer Newcastle Comment
  CAS-BOT-BC88834  Lepidium campestre John Thomas Howell; Gordon H. True 1968-6-9 44513 Placer Sierra Nevada. Alta. 1066 Comment
  CDA20197  Lepidium latifolium A. Williams 2003-8-13 PDR 1407016 Placer Sierra Nevada; Timber Dr, Pineland. 0 Comment
  RSA285918  Lepidium latifolium S. P. Fisher 1969-10-20 s.n. Placer Along SPRR tracks, 0.75 mi NE of Loomis. Comment
  UCD115872  Lepidium virginicum A. A. Heller 1917-8-13 12909 Placer Near Summit hotel. 2133 Comment
  CHSC72872  Lepidium virginicum var. pubescens L. P. Janeway; Eric Schroder 1998-7-13 5749 Placer Lake Tahoe Basin Management Unit. North side of Blackwood Creek, 1.7 mi west of Lake Tahoe. Meadow complex. 1938 Comment
  UC147646  Lepidium virginicum var. pubescens Harriet A. Walker 1908-6-23 1205 Placer Blue Canyon 1432 Comment
  UCR171335  Lepidium virginicum var. virginicum George K. Helmkamp, E. A. Helmkamp 2005-10-1 9979 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
  SACT001403  Leptochloa fascicularis Josephine Van Ess 1976-7-28 Placer Coillected about .25 mile west of Country Acres Lane. Wet ditch bank at edge of water. 21.3 Comment
  UC1123934  Leptodactylon pungens N. French 1934-6-19 426 Placer Devils Peak; Tahoe National Forest, Truckee Quad. 2346 Comment
  SD241131  Leptosiphon bicolor George K. Helmkamp, E. A. Helmkamp 2010-4-17 15899 Placer Sierra Nevada Mountains Foothills: Rattlesnake Bar Road, 8.3 miles southwest of its junction with CA-49 near Pilot Hill (Pilot Hill 7.5'Q). 308 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
  CHSC44327  Leptosiphon ciliatus Lowell Ahart 1972-7-7 137 Placer In a wash, near the Middle Fork of the American River, on the east side of the river near Ahart Camp, about 1 mile north-east of French Meadows Reservoir. 1524 Comment
  UCD22110  Leptosiphon ciliatus Rex Palmer 1979-7-12 N 622 Placer Headwaters basin area of the North Fork of the American River Comment
  POM74450  Leptosiphon ciliatus Katherine Brandegee 1908-07 s.n. Placer Between Cisco and Summit Comment
  CHSC85737  Leptosiphon harknessii G. F. Hrusa; J. Glazner 1999-7-17 15153 Placer Martis Valley. Off Hwy 267, S of Truckee. 1889 Comment
  SD247474  Leptosiphon harknessii George K. Helmkamp, E. A. Helmkamp 2012-6-19 19235 Placer Northern Sierra Nevada Mountains: Foresthill Road, 6.9 miles east of its junction with Devil's Thumb Road. 1972 Comment
  CAS-BOT-BC342045  Lessingia virgata A. A. Heller 1915-9-12 12275 Placer In fields near Roseville Comment
  UC829039  Lessingia virgata A. A. Heller 1915-9-12 12275 Placer fields near Roseville Comment
  CAS-BOT-BC56395  Leucothoe davisiae F. Almeda 1993-7-24 7271 Placer About 15 miles SE of Interstate Hwy #80 at Soda Springs on the trail to Upper Sheep Valley 2133 Comment
  CHSC74117  Lewisia nevadensis Susi Urie 1998-8-11 98 -021 Placer Lake Tahoe Basin--National Forest. About 0.5 mi north of Ward Creek, along a tributary; about 2 mi west of Lake Tahoe and Sunnyside. Meadow stringer. 2097 Comment
  UC176132  Lewisia nevadensis Miss Harriet A. Walker 1908-6-26 1318 Placer Cisco Comment
  UCD22148  Lewisia nevadensis Rex Palmer 1979-6-20 N 331 Placer Headwaters basin area of the North Fork of the American River Comment
  SD1544  Lewisia triphylla C. F. Sonne 1897-7-18 Placer Sierra Nevada Mts near Truckee Knob Comment
  UC589879  Leymus triticoides H. S. Yates 1936-8-9 5997 Placer near Brockway; Truckee Quadrangle 1920 Comment
  MACF014913  Libocedrus decurrens Fay A. MacFadden 1933-7-11 11167 Placer Canyon Creek, California Comment
  MACF019631  Libocedrus decurrens Fay A. MacFadden 1934-8-3 12824 Placer California Comment
  RSA0026219  Ligusticum John F. Emmel 1997-7-25 1508 Placer Sierra Nevada, Donner Pass region; along Pacific Crest Trail south of Donner Pass, ca. 0.5 air mile SE of SE end of Lake Mary. 2287 Comment
  CAS-BOT-BC436046  Ligusticum grayi A. A. Heller 1919-7-25 13300 Placer Near the Yuba River below Cisco 1676 Comment
  CAS-BOT-BC436047  Ligusticum grayi A. A. Heller 1917-8-14 12933 Placer Mt. Lincoln south of Summit valley 2499 Comment
  CAS-BOT-BC436049  Ligusticum grayi A. A. Heller 1919-7-25 13300 Placer Near the Yuba River below Cisco 1676 Comment
  POM132902  Ligusticum grayi Allen M. Carpenter 1892-08 4010 Placer Sierra Nevada Mountains Comment
  UCD74019  Ligusticum grayi Jennifer W. Burt 2005-7-16 133 Placer Abandoned ski area above Rainbow Lodge, off Hwy 50 East of Cisco - collected from coniferous forest near abandoned ski runs. 1947 Comment
  UCD75699  Ligusticum grayi Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5148 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, along Emigrant Trail on the N side of the north fork of Cold Creek, forest clearing off trail. 2112 Comment
  UCR215902  Lilium humboldtii subsp. humboldtii George K. Helmkamp, Amy Barnes 2009-7-12 15171 Placer Sierra Nevada Mountains Foothills, along Foresthill Road at the northeast end of the city of Foresthill 985 Comment
  CAS-BOT-BC130776  Lilium pardalinum Albert Vollmer 1949-7-6 12 -D Placer Bear Valley Comment
  CAS-BOT-BC130777  Lilium pardalinum Albert Vollmer 1949-7-6 12 -D Placer Bear Valley Comment
  CAS-BOT-BC130779  Lilium pardalinum A. M. Vollmer; L. Beane 1951-7-1 188 Placer Bear Valley, east of Nevada City Comment
  SEINET5725112 Image available Lilium pardalinum Richard J. Patterson 1969-1 182 -15 Placer Next to shady creek on moist soil; south of Interstate Highway 80 on Casa Loma Road; Alta Comment
  RSA65290  Lilium parvum Albert M. Vollmer, L. Beane 1951-07 189 Placer Bear Valley, east of Nevada City Comment
  SEINET3887477  Lilium parvum Bonnie C. Templeton 1931-7-4 1504 Placer Near Meeks Bay, Lake Tahoe.; 0 2280 Comment
  UC148980  Lilium parvum H. M. Hall Jul 1910 8755 Placer near Cisco; Sierra Nevada Mountains 1859 Comment
  UC148984  Lilium parvum H. M. Hall Jul 1910 8755 Placer near Cisco; Sierra Nevada Mountains 1859 Comment
  RSA75614  Lilium washingtonianum Albert M. Vollmer, L. Beane 1951-07 191 Placer Bear Valley, east of Nevada City Comment
  UCR246823  Lilium washingtonianum var. washingtonianum George K. Helmkamp, E. A. Helmkamp 2010-7-28 16650 Placer Northern Sierra Nevada Mountains, Forest Hill Road at Hidden Treasure Road, 10.4 miles northeast of the city of Foresthill 1384 Comment
  UC1746057  Limnanthes alba subsp. alba Annetta M. Carter with Galen Smith 1951-4-16 Placer near Roseville Comment
  RSA39948  Limosella acaulis J. T. Howell 1943-7-19 18579 Placer Summit Valley Comment
  CDA36874  Linanthus acicularis CDFA Staff 1995-5-12 s.n. Placer Dry Creek. 0 Comment
Read comments
Jul 19 2018
  CDA36873  Linanthus bicolor CDFA Staff 1995-5-12 s.n. Placer Dry Creek. 0 Comment
  SEINET11261851  Linanthus ciliatus George Helmkamp, E. A. Helmkamp 2011-7-26 17892 Placer Northern Sierra Nevada Mountains: Bowman Lake Road, .9 mile north of its junction with CA Hwy 20, .85 mi. NE (231/4) of emigrant Gap and N of I-80 (Blue canyon 7.5' Q); 0 1434 Comment
  UCR120500  Linanthus harknessii George K. Helmkamp, E. A. Helmkamp, A. Kerchner 1999-6-29 5033 Placer Northern Sierra Nevada Range, N of Hwy I-80 at west exit to Donner Lake; opening to Negro Canyon 2134 Comment
  UCR173268  Linum bienne George K. Helmkamp, Elizabeth Helmkamp 2006-5-13 10431 Placer Northern Sierra Nevada foothills, 2.1 mi south of Auburn along Calif. Hwy 49 293 Comment
  RSA123004  Lithocarpus densiflorus var. echinoides N. H. French 1933-8-24 95 Placer Mosquito Ridge. 1524 Comment
  UCR194956  Lithophragma bolanderi George K. Helmkamp, E. A. Helmkamp 2007-5-18 12033 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
  CAS-BOT-BC430966  Lithophragma bolanderi W. A. Weber; Lewis S. Rose 1953-5-19 8389 Placer open grassy hills 1 mi. s. e. of Auburn 304 Comment
  CAS-BOT-BC430967  Lithophragma bolanderi G. L. Stebbins 1978-5-27 s.n. Placer Along power line, east of Big Crater 1219 Comment
  CDA36912  Lolium multiflorum CDFA Staff 2000-5-24 s.n. Placer Dry Creek. 0 Comment
  SACT001439  Lolium multiflorum D. Meyer 1983-5-15 Placer Moist roadside next to cultivated field. 19.812 Comment
  SACT001450  Lolium perenne D. Meyer 1984-6-23 Placer Along Placer-Nevada County Line. Shady moist soil next to concrete river bypass canal. 594.0 Comment
  SACT001456  Lolium perenne Michael Baad 1977-6-2 Placer 8.5 miles southwest of junction of Deadwood Road and Foresthill Divide Road. 666.0 Comment
  SACT001458  Lolium perenne Josephine Van Ess 1977-4-29 Placer Collected 1.7 miles west of Watt Ave. Waste corner of field, dried up. 21.3 Comment
  UCR173175  Lolium perenne subsp. multiflorum George K. Helmkamp, Elizabeth Helmkamp 2006-4-6 10128 Placer Northern Sierra Nevada Foothills, NE edge of Sacramento metropolitan area; Sierra College Road and King Ranch Road SSE of Rocklin 122 Comment
  CDA15638  Lomatium dissectum var. multifidum G. F. Hrusa, J. Glazner 1999-7-18 15198 Placer Lake Tahoe; Wooded slopes betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. . 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
  UC1562642  Lomatium utriculatum Barbara Ertter with David Thompson 1989-4-8 8149 Placer Iowa Creek Rd. ca. 2 mi. from I-80 near entrance to Auburn State Recreation Area (at creek crossing) 518 Comment
  UCR207882  Lomatium utriculatum George K. Helmkamp, E. A. Helmkamp 2009-4-22 14574 Placer Sierra Nevada Mountains Foothills, Rucky Chuck Rd. (dirt) 1.2 miles southeast of Forest Hill Road 448 Comment
  RSA755567  Lomatium vaginatum George K. Helmkamp, E. Helmkamp 2009-5-7 14628 Placer Mosquito Ridge Road, 13.6 miles east of its junction with Forest Hill Road in Foresthill 771 Comment
  UCD150306  Lonicera conjugialis James A. Neilson Jr. 1970-1 1983 Placer Tahoe Basin, Lower Ward Creek, plot 232 D. 2011 Comment
  RSA0039066  Lotus humistratus George K. Helmkamp, Mary Alice Barnes 2013-4-18 20345 Placer Yankee Jim Road, 0.9 mile east of its junction with Canyon Way, 4.4 miles SE (167 ) of Colfax 561 Comment
  UC147591  Lotus incanus Miss Harriet A. Walker 1908-6-24 1278 Placer Blue Canyon 1432 Comment
  UC80756  Lotus incanus Katharine Brandegee 1889-7-6 Placer Alta Comment
  RSA790110  Lotus nevadensis var. nevadensis George K. Helmkamp, E. A. Helmkamp 2011-7-26 17854 Placer Emigrant Gap Road, 0.1 mile west of its junction with US-80, 0.65 mi. NE (65 deg ) of Emigrant Gap 1590 Comment
  RSA122864  Lotus oblongifolius G. T. Nordstrom 1934-6-22 155 Placer At Mammoth Springs. 1707 Comment
  POM27007  Lotus oblongifolius var. nevadensis Marcus E. Jones 1882-6-28 2628 Placer Emigrant Gap. Comment
  UC864267  Lotus pinnatus Marcus E. Jones, A. M. 1882-1 3282 Placer Emigrant Gap Comment
  UCR152264  Lotus purshianus Beecher Crampton 1972-7-26 8836 Placer Sierra Nevada Mountains, Carpenter Flat east of Emigrant Gap, above Laings Road 1616 Comment
  SEINET11265986  Lotus purshianus var. purshianus George Helmkamp, E. A. Helmkamp 2010-10-16 17016 Placer Northern Sierra Nevada Mountains Foothills: Yankee Jim's Road, 0.5 miles north of Forest Hill Road in Foresthill, near intersection with Mayflower Rd (Foresthill 7.5' Q.); 0 948 Comment
  JEPS59492  Lotus purshianus var. purshianus Ezra Brainerd and Viola B. Baird 1915-7-22 244 Placer near Bear Rock Camp; Sierra Nevada Mts. 1889 Comment
  POM27033  Lotus unifoliolatus Marcus E. Jones 1882-7-3 s.n. Placer Alta. Comment
  SCFS1216  Lupinus E. Krimmel 2013-6-29 Placer NFAm. Painted Rock Trail. Comment
  SEINET8057820  Lupinus W. D. Billings 1951-7-28 2141 Placer Tallbot Home Camp, Middle Fk. American River 1676 Comment
  SEINET8058013  Lupinus M. Dailey 1959-4-19 19 Placer Just east of Weimar, on north side of highway 40 427 Comment
  SEINET5327623  Lupinus albifrons A. Allen 1950-4-30 28 Placer 2 miles east of Auburn on Hwy 40. 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
  CAS-BOT-BC438818  Lupinus albifrons var. albifrons George K. Helmkamp; Mary Alice Barnes 2013-4-18 20361 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
  RSA11953  Lupinus albifrons var. albifrons Elmer I. Applegate 1928-4-22 5362 Placer 3 miles above Auburn on the Grass Valley road. Comment
  SD248424  Lupinus albifrons var. albifrons George K. Helmkamp, Mary Alice Barnes 2013-4-18 20361 Placer Northern Sierra Nevada Mountains Foothills: Yankee Jim Road, 2.4 miles east of its junction with Canyon Way, 2.5 miles ENE of Weimar. 512 Comment
  OBI82142  Lupinus albifrons var. collinus George K. Helmkamp, Mary Alice Barnes 2013-5-3 20486 Placer Northern Sierra Nevada Mountains Foothills: Mosquito Ridge Road, 4.7 miles south of Forest Hill Road, 1.8 mi. east (92 deg. ) of Foresthill. 829 Comment
  UCR207853  Lupinus albifrons var. collinus George K. Helmkamp, E. A. Helmkamp 2009-4-22 14556 Placer Sierra Nevada Mountains Foothills, Forest Hill Road 0.8 mile east of its junction with CA-49 and the North and Middle Forks of the American River 277 Comment
  UCR208573  Lupinus albifrons var. collinus George K. Helmkamp, E. A. Helmkamp 2009-5-7 14607 Placer Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 4.4 miles east of its junction with Forest Hill Road in Foresthill 805 Comment
  OBI12958  Lupinus andersonii Robert F. Hoover 1967-9-5 10834 Placer Carnelian Bay, Lake Tahoe Comment
  UC1129257  Lupinus andersonii G. F. Burks 1934-9-14 42 Placer Truckee River; Tahoe National Forest, Truckee Quadrangle Comment
  UCD106420  Lupinus andersonii A. A. Heller 1919-7-25 13306 Placer near the Yuba river below Cisco. 1676 Comment
  SCFS1174  Lupinus arbustus E. Krimmel, Michael Hamilton 2013-8-1 Placer NFAm. Drying creek bed at Chickering. Comment
  RSA0028923  Lupinus arbustus John F. Emmel 1997-7-25 1509 Placer Sierra Nevada, Donner Pass area. West slope of Mt. Judah. Section 21 and Section 28. 2409 Comment
  UCD22082  Lupinus argenteus var. heteranthus Rex Palmer 1979-6-20 N 318 Placer Headwaters basin area of the North Fork of the American River. Comment
  CAS-BOT-BC208839  Lupinus argenteus var. meionanthus Frank W. Peirson 1931-8-10 9551 Placer Lake Tahoe 1905 Comment
  UCR194944  Lupinus benthamii George K. Helmkamp, E. A. Helmkamp 2007-5-18 12040 Placer Northern Sierra Nevada Mountains Foothills, along the connection road from CA-49 to Forest Hill Road; 1.1 miles east of the crossing of the junction of the North and West Forks of the American River 229 Comment
  UCR222549  Lupinus benthamii George K. Helmkamp, E. A. Helmkamp 2010-4-17 15894 Placer Sierra Nevada Mountains Foothills, Rattlesnake Bar Road, about 0.2 mile northeast of the entrance to the Folsom Lake recreational area 305 Comment
  UCR238597  Lupinus benthamii George K. Helmkamp, E. A. Helmkamp 2012-3-31 18668 Placer Northern Sierra Nevada Mountains Foothills, Old Foresthill Road, 0.7 mile northeast of its junction with CA-49 and the American River Crossing 258 Comment
  JEPS65024  Lupinus benthamii R. E. Arp 1932-4-18 4 Placer Coloma Comment
  SBBG122299  Lupinus bicolor G. K. Helmkamp with E. A. Helmkamp 2008-4-17 13296 Placer ca. 0.2 mi N of St Hwy 193 on Fowler Rd, ca. 6 mi E of Lincoln 92 Comment
  SD43600  Lupinus bicolor Darley F. Howe 1948-5-22 Placer Placer County 609 Comment
  UCR235595  Lupinus bicolor George K. Helmkamp, E. A. Helmkamp 2012-5-5 18922 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
  SEINET5328115  Lupinus bicolor subsp. pipersmithii C. S. Caldwell 1962-5-9 132 Placer 1/2 mile off Hwy. 40-44 miles north of Auburn 518 Comment
  JEPS127424  Lupinus breweri var. breweri Steve Matson 1997-7-17 103 Placer nSNH Tahoe north shore; Snow Creek Watershed, Tahoe Vista/Kings Beach; just northeast of west end of golf course. Comment
  UC126943  Lupinus formosus Mrs. M. M. Hardy 1893-1 Placer Comment
  JEPS65249  Lupinus grayi Mrs. M. M. Hardy 1893-1 Placer near Emigrant Gap; near Emigrant Gap Comment
  CDA27441  Lupinus grayi T. C. Fuller 1983-7-19 20419 Placer North side of Highway 20 to Nevada City, 3 km west of Interstate 80. 0 Comment
  RSA413734  Lupinus latifolius var. columbianus Wm. Martin 1971-9-10 20262 Placer Blue Canyon Creek, 2 miles south of Ranger Station, Tahoe Natl. Forest. 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
  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
  UCR120253  Lupinus lepidus var. sellulus George K. Helmkamp, E. A. Helmkamp, A. Kerchner 1999-6-30 5063 Placer Northern Sierra Nevada Range, Truckee River, c. 4 mi upstream from Lake Tahoe; 1.1 mi south of Squaw Valley Road 1860 Comment
  CHSC28599  Lupinus microcarpus var. densiflorus M. S. Taylor; J. T. Howell 1975-5-10 575 Placer Ca. 2 mi s of Auburn on Hwy 49, at bridge over American River, ca. 40 ft e of the bridge on n side of road. 213 Comment
  UCR207859  Lupinus microcarpus var. densiflorus George K. Helmkamp, E. A. Helmkamp 2009-4-22 14562 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
  UCR250082  Lupinus microcarpus var. densiflorus George K. Helmkamp, Mary Alice Barnes 2013-5-3 20506 Placer Northern Sierra Nevada Mountains Foothills, junction of Forest Hill Road and Forest Hill Bypass (Old Auburn-Foresthill Rd.), northeast of Auburn 445 Comment
  UCR173787  Lupinus microcarpus var. microcarpus George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-14 10715 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
  JEPS65389  Lupinus nanus R. E. Arp 1932-4-18 1 Placer Roseville 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
  SEINET881443 Image available Lupinus silvicola A. A. Heller 1909-1 s.n. Placer Summit. 2133 Comment
  RSA0003512  Lupinus silvicola A. A. Heller 1909-7-16 9857 Placer Summit. 2134 Comment
  UC16025  Lupinus stiversii Mrs. M. M. Hardy 1893-1 Placer Comment
  SEINET10490267  Lupinus superbus var. bernardinus L. S. Smith 1938-7-22 Smith s.n. Placer Tahoe National Forest. Squaw Valley. Comment
  POM265980  Lupinus vallicola subsp. vallicola C. Leo Hitchcock 1940-5-4 6388 Placer Meier Ranch, ca 6 miles north of Colfax. 762 Comment
  RSA43803  Lupinus vallicola subsp. vallicola D. F. Howe 1948-5-20 s.n. Placer Placer 457 Comment
  CDA12390  Luzula comosa G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8518 a Placer Lake Tahoe; Upper Ward Valley, 4 m SW Tahoe City. Comment
  CDA19571  Luzula comosa M. I. Wibawa, G. F. Hrusa, J. Glazner 2002-5-22 250 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
  POM110695  Luzula comosa Marcus E. Jones 1882-6-30 s.n. Placer Emigrant Gap. Comment
  SEINET6331925  Luzula comosa J. J. Murray 1965-3-13 s.n. Placer Auburn 549 Comment
  CHSC67716  Luzula comosa var. laxa James D. Jokerst 1986-7-13 2721 Placer Trail from The Cedars, high Sierra Nevada SW of Donner Lake, in Sheet Valley. 2133 Comment
  CHSC96780  Luzula comosa var. laxa G. F. Hrusa; A. Juncosa, J. Hunter 1991-7-15 8531 Ab Placer Lake Tahoe. N side of upper Ward Valley, 4 m SW of Tahoe City. 2100 Comment
  CAS-BOT-BC436671  Luzula comosa var. laxa Saichi Kawahara 1969-5-25 1013 Placer Mel Henderson Ranch, west bank of Indian Creek, east of old cabin 999 Comment
  UCD162585  Luzula subcongesta Steve Matson 2004-8-22 1116 Placer Tahoe Basin west shore; Blackwood Canyon; 1 mile SE of Barker Pass. 2377 Comment
  UCD44507  Luzula subcongesta C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1873 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  UCR197979  Lycopus americanus Beecher Crampton 1953-10-6 1660 Placer north Lincoln city limit 52 Comment
  JEPS103428  Lycopus uniflorus Lowell Ahart 2002-7-22 9888 Placer On a floating log in the 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
  UCD134169  Madia citrigracilis G. K. Helmkamp; E. A. Helmkamp 2006-6-14 10703 Placer Northern Sierra Nevada Mountains: 0.2 mile N of Forest Hill Road on unnamed road to Lake Clementine (general area NE of Auburn on Forest Hill Divide). 487 Comment
  UC34791  Madia citriodora unknown 1865-4-13 Placer New Castle Comment
  JEPS126353  Madia elegans Steve Matson 1998-7-27 346 Placer Tahoe north shore; Snow Creek Watershed, Tahoe Vista/Kings Beach; dirt road extension west of North Ave. at junction west fork of Snow Creek. 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
  POM29875  Madia exigua Bultan 1883-1 s.n. Placer St. Lawrence [now Kelsey, El Dorado Co.] Comment
  CAS-BOT-BC342839  Madia glomerata H. M. Hall 1910-6-26 8746 Placer Cisco; on west slope of Sierra Nevada Comment
  RSA0045149  Madia glomerata George K. Helmkamp, E. A. Helmkamp 2012-9-25 19919 Placer Laing Road, parallel to I-80; 0.2 mile east of its junction with Emigrant Gap Road. 1611 Comment
  UCD43198  Madia glomerata C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-13 567 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  CAS-BOT-BC434231  Madia gracilis George K. Helmkamp; E. A. Helmkamp 2012-6-19 19219 Placer Northern Sierra Nevada Mountains Foothills: Foresthill Road, 2.6 miles east of its junction with Mosquito Ridge Road in Forest Hill. 1052 Comment
  UCD162512  Madia gracilis Steve Matson 1997-6-15 7 Placer nSNH; Tahoe north shore; Snow Creek watershed, Tahoe Vista/Kings Beach; middle fork snow creek; north of 'big pine' meadow. 1908 Comment
  POM52138  Madia minima Harriet Ann Walker 1910-06 2036 Placer Deer Park, in the Lake Tahoe district Comment
  CHSC10706  Maianthemum racemosum Lowell Ahart 1963-7-1 Placer Near Robinson Flat. 1676 Comment
  SCFS11529137  Maianthemum racemosum E. Krimmel, F. Felix 2012-9-13 Placer NFAm, downstream from Cedars. On streambank. Comment
  SEINET8491550  Maianthemum racemosum A. Tiehm 1973-9-23 s.n. Placer Seven miles W of Donner Summit on I-80. 1981 Comment
  UCD22055  Maianthemum racemosum Rex Palmer 1979-6-8 N 122 Placer Headwaters basin area of the North Fork of the American River Comment
  CAS-BOT-BC512083  Maianthemum racemosum subsp. amplexicaule John H. Thomas; Hazelle A. Thomas 1956-7-21 6121 Placer Vicinity of Donner Pass, about 80 miles northeast of Sacramento; Sierra Nevada 2377 Comment
  RSA377710  Maianthemum stellatum Bonnie C. Templeton 1931-7-4 1502 Placer Near Meeks Bay, Lake Tahoe 2280 Comment
  UCR218225  Malacothrix floccifera George K. Helmkamp, E. A. Helmkamp 2010-6-26 16412 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
  SEINET8551152  Marah fabacea D. Henrikson 1964-3-21 s.n. Placer Placerville. Comment
  UCD15162  Marah watsonii Phyllis Adams 1982-4-20 5 Placer California, Placer Co.; near the town of Auburn, in the American River Canyon; 457 Comment
  CDA19494  Marrubium vulgare M. I. Wibawa 2002-5-27 267 Placer Sacramento Valley; American River bike trail to Folsom Lake State Recreation Area. 91 Comment
  UC147602  Marrubium vulgare Harriet A. Walker 1908-6-27 1331 Placer Blue Canyon 1432 Comment
  SEINET11601814 Image available Matricaria discoidea R. Elliott, H. N. Mozingo 1979-3-31 s.n. Placer 518 Comment
  UCR258125  Medicago orbicularis George K. Helmkamp, Amy Barnes 2014-3-21 22647 Placer Sacramento Valley, Sheridan, Riosa Road at the west side of its junction with old CA-65 33 Comment
  UCR207856  Medicago polymorpha George K. Helmkamp, E. A. Helmkamp 2009-4-22 14565 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
  UCR224860  Medicago polymorpha George K. Helmkamp, E. A. Helmkamp 2010-4-23 15913 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
  UCD160961  Melica G. Ledyard Stebbins 1978-5-29 78103 Placer El Dorado National Forest. Little Crater above Ralston Ridge. (Exact location unknown. Coordinates estimated by label maker.) Comment
  SEINET245350 Image available Melica aristata Beecher Crampton 1955-7-13 2983 Placer 3.5 miles east of Baxter, along U.S. Highway 40. Comment
  UCD36701  Melica aristata Beecher Crampton 1955-7-13 2983 Placer Placer County, 3.5 miles east of Baxter, along U.S. Highway 40. Comment
  SACT001474  Melica aristata Michael Baad 1983-7-15 Placer From Junction owith road from Ramsey CRossing to Devil's Peak. 1524.0 Comment
  SACT001499  Melica californica Josephine Van Ess 1977-4-27 Placer Collected near top of hill where flume crosses the road. Dry slope. 140.2 Comment
  UCD86450  Melica californica Beecher Crampton 1957-5-7 3980 Placer 3.2 miles north of city of Roseville, along railroad and U.S. Highway 99E. Comment
  UCD87321  Melica geyeri Beecher Crampton 1955-6-15 2857 Placer Forest Hill Road, 0.5 miles south US Hwy. 40.. Comment
  SACT001512  Melica harfordii Michael Baad 1976-6-4 Placer 5.2 miles east of Forest Hill on road to French Meadows Reserve 762.0 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
  UCD36652  Melica harfordii Beecher Crampton 1955-6-15 2872 Placer Placer County, Head of Bunch Canyon, 1 mile south of U.S. Highway 40. Comment
  CHSC68074  Melica subulata James D. Jokerst 1986-7-12 2691 Placer Trail from The Cedars, high Sierra Nevada NW of Donner Lake, S side of river along trail from Chickerings home upstream to Blue and Gold Meadow. Comment
  SACT001557  Melica torreyana D. Meyer 1984-6-17 Placer just south of bridge over American River 545.0 Comment
  SEINET3817935 Image available Melica torreyana George K. Helmkamp, E. A. Helmkamp 2012-5-5 18915 Placer Northern Sierra Nevada Foothills, Lake Clementine Road, 1.2 miles west of its junction with Foresthill Road, 0.3 air mi SE (123degrees) of Clementine Dam on the American River (Auburn 7.5' Q. 396 Comment
  UC303589  Mentzelia congesta G. B. Grant July, 1906 7067 Placer Lake Tahoe Comment
  SEINET191612  Mentzelia dispersa Lewis S. Rose 1941-7-12 41313 Placer Chambers Lodge, (McKinney), Lake Tahoe 1920 Comment
  SEINET6167714  Micranthes C. Aarstad, H. N. Mozingo 1979-4-1 s.n. Placer Eldorado Creek near junction with north fork of Middle fork of American River; Mosquito Ridge Rd. to French Meadows 518 Comment
  CAS-BOT-BC428682  Micranthes bryophora C. F. Sonne 1884-8-24 89 Placer Sierra Nevada Mts. Granite Rock above Coldstream 2438 Comment
  CAS-BOT-BC428875  Micranthes californica G. L. Stebbins 1970-4-4 6988 Placer Shrittail [Shirttail] Canyon, south of North Fork, American River, along road from Colfax to Forest Hill [Foresthill]. 365 Comment
  SCFS1180  Micranthes californica E. Krimmel, F. Felix 2014-5-10 Placer North Fork, American River. Comment
  SCFS5111  Micranthes californica F. Felix, Erica Krimmel 2013-5-19 5 Placer North Fork American River, 0.1 mile east of Heath Falls overlook, on trail 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-BC349322  Microseris nutans Geo. B. Grant 1906-7-15 6955 Placer Tahoe Tavern, Lake Tahoe Comment
  UC829637  Microseris nutans Lewis S. Rose 1941-7-12 41306 Placer Chambers Lodge, McKinney Lake Tahoe 1920 Comment
  UCD75936  Microseris nutans Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5158 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, along Emigrant Trail on the N side of the north fork of Cold Creek. Sides of trail. 2124 Comment
  JEPS59443  Microseris nutans Ezra Brainerd and Viola B. Baird 1915-7-10 166 Placer along road to Deer Park Inn; Sierra Nevada Mts. 1920 Comment
  UC886381  Mimulus angustatus C. L. Hitchcock 1940-5-14 6397 Placer ca. 6 mi n Colfax (Meier Ranch) 762 Comment
  UC1206541  Mimulus arvensis T. S. Brandegee Sept. 1888 Placer Donner Comment
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Jul 19 2011
  UCD122182  Mimulus aurantiacus Eric Brenner; John Hunter 1996-5-26 7 Placer Tahoe National Forest, along Forest Hill Rd at Mosquito Ridge at Volcano Canyon. 1870 Comment
  UCD38466  Mimulus aurantiacus Beecher Crampton 1955-6-15 2893 Placer 8.5 miles west of Iowa Hill. Comment
  UC1119866  Mimulus aurantiacus var. aurantiacus N. French 1933-5-5 44 Placer sw Rattlesnake Bridge; Sacramento Quadrangle Comment
  JEPS4597  Mimulus aurantiacus var. grandiflorus Matt Herbrand 1916-7-2 Placer Emigrant Gap Comment
  POM43872  Mimulus aurantiacus var. grandiflorus Marcus E. Jones 1882-6-28 3288 Placer Emigrant Gap. Comment
  UC566985  Mimulus aurantiacus var. grandiflorus N. French 1934-5-29 376 Placer 1 mi w Lake Spaulding; Tahoe National Forest, Colfax Quadrangle 1463 Comment
  UC943801  Mimulus aurantiacus var. grandiflorus H. E. McMinn 1945-10-20 5502 Placer 1 1/2 mi w Lake Spaulding (ca. 40 yds from Bear River Bridge, e end of Bear Flats) Comment
  UC193049  Mimulus bicolor C. F. Sonne 1897-5-17 Placer between Towles and Shady Run Comment
  CDA15978  Mimulus breweri G. F. Hrusa, J. Glazner 1999-7-17 15163 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  UC163978  Mimulus breweri H. M. Hall 1910-6-22 8704 Placer Cisco 1800 Comment
  CHSC9509  Mimulus floribundus J. F. Goodwin 1971-7-10 151 Placer Approx. 1 mi. west of Lake Tahoe at end of Old County Road, 2.3 mi. sw of Cornelian Bay. 198 Comment
  CDA16995  Mimulus guttatus G. F. Hrusa, M. I. Wibawa, J. Glazner 2002-5-22 16048 Placer Sierra Nevada; Hughes Mill (site) above Foresthill. 1066 Comment
  POM43705  Mimulus guttatus Marcus E. Jones 1882-6-29 s.n. Placer Emigrant Gap. Comment
  RSA447929  Mimulus guttatus Bonnie C. Templeton 1931-7-5 1512 Placer Near Meek's Bay, Lake Tahoe. 2280 Comment
  CDA41804  Mimulus guttatus Rex Palmer 1979-7-19 N 227 Placer Headwaters Basin Area of the North Fork of the American River. 0 Comment
  RSA519034  Mimulus guttatus Barbara J. Ertter, David M. Thompson 1989-4-8 8148 Placer Iowa Creek Road 2 miles from I-80 near entrance to Auburn State recreation area at creek crossing 518 Comment
  UCR191074  Mimulus jepsonii George K. Helmkamp, E. A. Helmkamp 2007-5-23 12057 Placer Northern Sierra Nevada Mountains, along Forest Hill Road, 11.1 miles northeast of Foresthill 1463 Comment
  JEPS111131  Mimulus kelloggii Steve Matson 2005-4-17 1222 Placer Near Colfax, Stevens Trail to the North Fork of the American River Comment
  UC124357  Mimulus lewisii T. S. Brandegee Sept. 1888 Placer Donner Comment
  UCD21888  Mimulus lewisii Rex Palmer 1979-7-25 N 676 Placer Exact location unknown. Comment
  UCD44645  Mimulus microphyllus C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 2011 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 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
  UCD21891  Mimulus moschatus Rex Palmer 1979-7-9 N 436 Placer Onion Creek meadow #2. Comment
  UCD75960  Mimulus moschatus Ellen Dean, M. Starbuck,; G. Harrington, M. Bibbo, J. Poloske, K. Mawdsley 2008-7-20 5222 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
  UC445176  Mimulus primuloides J. A. De Cou 1900-8-3 Placer McKinneys Tahoe Comment
  UCD44420  Mimulus primuloides var. primuloides C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1786 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  UCR209723  Mimulus primuloides var. primuloides George K. Helmkamp, E. A. Helmkamp 2009-8-12 15447 Placer Sierra Nevada Mountains, Forest Hill Road at Robinson Flat, 27 miles northeast of the city of Foresthill 2061 Comment
  UC124404  Mimulus tilingii T. S. Brandegee Sept. 1888 Placer Donner Comment
  UC886398  Mimulus tilingii A. A. Heller 1917-8-13 12918 Placer ridge nw Donner Pass 2377 Comment
  UCD44424  Mimulus tilingii C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1790 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  SCFS1235  Mimulus torreyi E. Krimmel 2013-1 Placer North Fork American River, below Soda Springs Road on trail to Heath Falls Overlook at Land of the Lost. Comment
  UC112826  Mimulus torreyi Katharine Brandegee 1908-7-15 Placer near Cisco Comment
  UC445165  Mimulus torreyi Miss Martha Brier Placer near Fowler; Bear Valley Comment
  UCD98254  Minuartia californica F. M. Dummel 1967-4-26 12 Placer 2 miles west of Penryn. 228 Comment
  CAS-BOT-BC432976  Mitella breweri John Thomas Howell 1943-7-21 18644 Placer Donner Pass to Mt. Lincoln Comment
  CAS-BOT-BC432977  Mitella breweri Kellogg 1870-1-1 s.n. Placer Cisco; Sierra Nevada Mt. Comment
  UC1221747  Modiola caroliniana Beecher Crampton 1959-7-23 5427 Placer about 6 mi n of Folsom (vicinity of Stallman Corner's) Comment
  CHSC81800  Mollugo verticillata Lowell Ahart 2001-10-10 9361 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
  CAS-BOT-BC318583  Monardella odoratissima A. A. Heller 1919-7-26 13320 Placer Donner pass. 2194 Comment
  SD243167  Monardella odoratissima subsp. pallida George K. Helmkamp, E. A. Helmkamp 2010-8-14 16771 Placer Northern Sierra Nevada Mountains: Deadwood Road, 1.2 miles south of its junction with Forest Hill Road. Roadside bank. 1563 Comment
  UC1124559  Monardella odoratissima subsp. pallida N. French 1934-5-31 389 Placer 1/2 mi east of Texas Hill; Tahoe National Forest, Colfax Quadrangle Comment
  UC883618  Monardella odoratissima subsp. pallida P. A. Lebenbauer 1934-7-8 Placer Cisco, 10 miles west of Donner Summit Comment
  SCFS1000  Monardella sheltonii E. Krimmel 2014-6-26 Placer Comment
  UCR194701  Monardella sheltonii George K. Helmkamp, E. A. Helmkamp 2007-5-30 12206 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 8.5 miles east of its junction with Forest Hill Road in Foresthill 488 Comment
  UC147588  Montia chamissoi Miss Harriet A. Walker 1908-6-23 1359 Placer Blue Canyon 1432 Comment
  CAS-BOT-BC444733  Montia chamissoi John Thomas Howell 1938-8-2 13993 Placer 5 miles n. of Brockway Comment
  JEPS82037  Montia fontana Gladys L. Smith 1982-6-24 7425 Placer near Squaw Valley (Goose Meadow, along Rte 89); Goose Meadow Comment
  SJSU9129  Montia linearis L. Hooker 1965-6-27 Placer by Hwy 89 c. 4.5 mi S of Truckee 1828 Comment
  JEPS73658  Montia parvifolia L. R. Heckard with G. L. Stebbins 1973-6-18 3447 Placer about 1/2 mi e of Star Town (13 air mi ne of Foresthill, s side of North Fork of Middle Fork of American River); North Fork of Middle Fork of American River 1310 Comment
  CDA15758  Muhlenbergia filiformis G. F. Hrusa, L. Serafini 1993-6-29 11250 Placer Common in dense mats on poorly drained gravelly flats among granite boulders. Huckleberry oak chaparral within white fir-ponderosa pine forest. S side of French Meadows Reservoir, immed. below dam. Annual. Comment
  RSA129351  Muhlenbergia filiformis H. S. Yates 1936-8-9 5988 Placer 2 miles southwest of Martis Peak. 2287 Comment
  UC569416  Muhlenbergia filiformis H. S. Yates 1936-8-9 5988 Placer two mi sw Martis Peak; Truckee Quadrangle 2286 Comment
  UCD22225  Muhlenbergia filiformis Rex Palmer 1979-7-9 N 442 Placer Headwaters basin area of the North Fork of the American River Comment
  SACT001604  Muhlenbergia rigens Michael Baad 1983-7-15 Placer 1.8 miles east of junction with road to Brushy Springs. Open rocky slope. 1524.0 Comment
  SBBG116113  Muhlenbergia rigens B. Crampton 1969-11-13 8530 Placer Weimar on Interstate 80 685 Comment
  UC634963  Myosurus minimus H. L. Mason 1933-5-28 7240 Placer Tahoe Meadows 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
  UCR237449  Narcissus pseudonarcissus George K. Helmkamp, E. A. Helmkamp 2012-2-23 18573 Placer Sacramento Valley, Nicolaus Road, 0.4 mile west of South Dowd Road, west of Lincoln 45 Comment
  SD247382  Nasturtium officinale George K. Helmkamp, Mary Alice Barnes 2013-3-3 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 miles east (87 degrees) of Forest Hill. 422 Comment
  UCD22114  Navarretia breweri Rex Palmer 1979-6-21 N 385 Placer Headwaters basin area of the North Fork of the American River. Comment
  UC1124094  Navarretia divaricata subsp. divaricata B. Bolt 1934-6-19 149 Placer Tadpole Spring Tahoe National Forest, Colfax Quad. 1950 Comment
  UC750582  Navarretia divaricata subsp. vividior Lewis S. Rose 1946-6-23 46201 Placer n of Cisco; Rainbow 1737 Comment
  CHSC83178  Navarretia eriocephala Beecher Crampton 1953-5-14 1273 Placer 3 miles north of Roseville, on Highway 99E. Along railroad right of way. Comment
Read comments
Aug 1 2011
  JEPS70275  Navarretia eriocephala R. E. Arp 1932-4-28 6 Placer Roseville Comment
  UC762161  Navarretia eriocephala R. F. Hoover 1939-5-10 4093 Placer 2 mi se Sheridan Comment
  SD61093  Navarretia filicaulis Darley F. Howe 1964-7-26 3870 Placer Auburn 366 Comment
  UC52811  Navarretia filicaulis Edward Lee Greene 1883-1 Placer Colfax Comment
  JEPS59362  Navarretia intertexta Ezra Brainerd and Viola B. Baird 1915-7-23 232 Placer Tahoe City Sierra Nevada Mountains 1905 Comment
  JEPS70340  Navarretia intertexta R. E. Arp 1932-4-28 1 Placer Roseville Comment
  UC908642  Navarretia intertexta subsp. propinqua Herbert L. Mason Placer n of Lake Tahoe; Squaw Creek Valley 1889 Comment
  RSA35119  Navarretia intertexta subsp. propinqua L. S. Rose 1944-7-26 44289 Placer Truckee River, 7 mi. N of Lake Tahoe 1799 Comment
  POM75635  Navarretia leptalea Marcus E. Jones 1882-6-28 10177 Placer Emigrant Gap. Comment
  SCFS11529178  Navarretia leptalea E. Krimmel 2013-6-13 Placer NFAm. Cedars full trail. S. side top. Comment
  UCD38931  Navarretia leptalea Beecher Crampton 1961-9-27 6003 Placer 1 mile west of Cisco Grove, along US Hwy 40, Yuba River Basin. Comment
  RSA562586  Navarretia leptalea subsp. bicolor Alva Day 1982-7-13 82 -72 Placer Soda Springs Rd. 1.7 mi. N of Chickering property. Comment
  UC217358  Navarretia leptalea subsp. leptalea H. M. Hall 1910-7-10 8752 Placer Cisco Sierra Nevada, Cisco 1828 Comment
  JEPS70379  Navarretia leucocephala R. E. Arp 1932-4-28 2 Placer Roseville Comment
  CHSC96460  Navarretia leucocephala subsp. leucocephala Lowell Ahart; Brian Williams 2007-4-13 13664 Placer On the bottom of vernal pools, about 1/2 mile south of the Manzanita Cemetery, about 1/2 mile west of Gladding Road, about 2 3/4 miles north of Lincoln. 43 Comment
  UCR198536  Navarretia leucocephala subsp. leucocephala George K. Helmkamp, E. A. Helmkamp 2008-4-17 13287 Placer Sacramento Valley, Ranch House Road, 0.2 mile southeast of Sheridan 37 Comment
  RSA29021  Navarretia leucocephala subsp. leucocephala Lincoln Constance 1941-5-28 2820 Placer 2 miles north of Lincoln, Sacramento Valley. 61 Comment
  JEPS127513  Navarretia leucocephala subsp. minima Steve Matson 1998-6-21 820 Placer nSNH: Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; north side of Highway 267, west of Martis Creek. Comment
  UC909061  Navarretia tagetina Annetta Carter 1945-11-4 1737 Placer 3.5 mi nw Roseville Comment
  RSA0047750  Nemophila heterophylla George K. Helmkamp, Mary Alice Barnes 2013-4-18 20374 Placer Iowa Hill Road, 1.8 miles west of the bridge over North Fork American River, 0.6 mi. (airline) east of I-80 at Colfax 544 Comment
  SEINET11261460  Nemophila heterophylla George Helmkamp, E. A. Helmkamp 2012-5-5 18920 Placer Northern Sierra Nevada Mountains Foothills on Lake Clementine Road, 1.2 miles W of the junction with Foresthill Road. 0.3 air miles SE (123 degrees) of Clementine Dam on the American River.; 0 396 Comment
  UC1586074  Nemophila heterophylla Barbara Ertter with David Thompson 1989-4-8 8168 Placer Iowa Creek Road ca 2 mi from I-80 (near entrance to Auburn State Recreation Area, at creek crossing); nr entrance to Auburn State Recreation Area, Iowa Creek Rd 518 Comment
  UCD120042  Nemophila heterophylla Ted Niehaus 1959-4-19 74 Placer 7 miles west of Foresthill on Shirttail Road to Colfax. Comment
  SEINET5520983  Nemophila maculata J. J. Murray 1965-3-13 s.n. Placer Pilot Hill 351 Comment
  SEINET5520990  Nemophila maculata A. Beninghoff, C. Petterson 2682 Placer 5 miles west Lincoln Comment
  UC1031217  Nemophila maculata Rolf Y. Berg 1954-4-15 Placer Auburn-Folsom Road eight mi s Auburn; s of Auburn Comment
  UCR250062  Nemophila pulchella var. gracilis George K. Helmkamp, Mary Alice Barnes 2013-4-18 20340 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
  JEPS71485  Nemophila spatulata Gladys L. Smith 1972-6-18 3156 Placer Alpine Meadows 2072 Comment
  SEINET5536436  Nemophila spatulata L. R. Miller 1936-5-19 s.n. Placer Above Zephyr Cove, Lake Tahoe Comment
  UCD126683  Nicotiana acuminata var. multiflora H. E. Catlin 1940-9-19 s.n. Placer Auburn. Comment
  UCD110219  Notholithocarpus densiflorus var. echinoides D. Sanchez-Mata; P. Rodriguez-Rojo 1997-8-6 s.n. Placer Michigan Bluff-Forest Hill. Michigan Bluff Road. 1070 Comment
  JEPS62087  Odontostomum hartwegii Mrs. M. E. Pulsifer Ames 1879-1 Placer Auburn Comment
  UC1714520  Odontostomum hartwegii Mary E. P. Ames April, 1891 Placer Auburn Comment
  UCD39233  Odontostomum hartwegii Beecher Crampton 1955-6-15 2869 Placer Bunch Canyon Head. Comment
  JEPS127509  Oenothera flava Steve Matson 1998-7-12 333 Placer nSNH: Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; north side of Highway 267, west of Martis Creek. Comment
  CDA38632  Onopordum acanthium Clayton Seado 2012-8-8 PDR# 1611235 Placer Drum Forebay, near Drum Forebay Road. 0 Comment
  UC469007  Oreostemma alpigenum var. andersonii H. M. Hall 1910-6-28 8725 Placer head of Fordyce Cr. 2103 Comment
  UCD42920  Oreostemma alpigenum var. andersonii C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 288 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  UCD44611  Oreostemma alpigenum var. andersonii C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 1977 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  CAS-BOT-BC349976  Oreostemma alpigenum var. andersonii W. R. Dudley 1900-6-29 s.n. Placer Meadow back of Tahoe City Comment
  UCD42797  Oreostemma peirsonii C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-23 163 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
Read comments
Mar 6 2006
  UCD42964  Oreostemma peirsonii C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 333 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  UC196440  Orobanche corymbosa subsp. corymbosa C. F. Sonne 1885-8-2 Placer On Road to Lake Tahoe, road from Truckee. Comment
  CAS-BOT-BC500307  Orobanche uniflora subsp. occidentalis C. F. Sonne 1884-8-24 281 Placer Sierra Nevada Mountains: Rocks above Coldstream Comment
  UC103150  Orthocarpus cuspidatus subsp. cryptanthus C. F. Sonne June 1887 Placer road to Lake Tahoe; Sierra Nevada Mountains, road to Lake Tahoe Comment
  SJSU3256  Orthocarpus cuspidatus subsp. cryptanthus R. L. Fisher 1959-8-4 Placer Emigrant Meadow 2286 Comment
  POM286516  Orthocarpus hispidus Lyman D. Benson 1932-7-31 4021 Placer Tahoe Tavern, Sierra Nevada mtn range, Lake Tahoe watershed. 1890 Comment
  RSA516502  Orthocarpus hispidus W. L. Jepson 1931-6-16 15929 Placer Tahoe Vista, Lake Tahoe. 2043 Comment
  SACT001622  Oryza sativa Josephine Van Ess 1976-9-15 Placer Collected about 1 mile south of nicolaus Road. 30.5 Comment
  JEPS14029  Osmorhiza berteroi Rimo Bacigalupi with G. L. Stebbins, J. Hunziker, F. Ehrendorfer, A. Hawkes, D. Zohary & H. Stutz 1952-7-19 3864 Placer ridge between Indian Creek and North Fork American River (near site of Monona Flat, about 2 1/2 mi e of Iowa Hill) 990 Comment
  UCD41250  Osmorhiza brachypoda Ellen Dean; Art Shapiro, Adrienne Shapiro 2003-5-12 1706 Placer Dutch Flat area, north of Hwy 80 near Alta Exit. Along Drum Powerhouse Road, about 1.5 road miles northeast of intersection with Main St. 1066 Comment
  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
  UCR226147  Osmorhiza occidentalis Ellen Dean, K. F. Mawdsley, Gordon Harrington, Mark Bibbo, J. Poloske 2008-7-20 5204 Placer Donner State Park, newly acquired lands to the southwest of Donner Lake, ridge beween Southern Pacific RR tracks and railroad tunnel to the west of Lakeview Canyon, large turnabout/parking area with off-road vehicle use 2208 Comment
  JEPS59351  Osmorhiza occidentalis Ezra Brainerd and Viola B. Baird 1915-7-25 209 Placer Garden of the Gods Deer Park Valley (head of valley) 2072 Comment
  CAS-BOT-BC10504  Paeonia brownii Alice Eastwood 1909-1-1 55 Placer Sunnyside, Lake Tahoe Region. Comment
  RSA202359  Paeonia brownii Edward L Smith 1967-6-17 s.n. Placer 1 mile E of Emigrant Gap. 1616 Comment
  SACT001638  Panicum hillmanii Josephine Van Ess 1976-6-7 Placer Collected about 3/8 mile west from Barton Road. Roadside bank next to irrigated orchard. 103.7 Comment
  SACT001647  Panicum pacificum Michael Baad 1976-8-4 Placer At end of Jeep road, 2 miles east of Talbot Camp Northeast of Mildred Ridge 1975.0 Comment
  JEPS71841  Parnassia californica Gladys L. Smith 1972-8-23 3431 Placer n face of Granite Chief, Squaw Valley complex Granite Chief; , Squaw Valley complex 2575 Comment
  UCD88726  Paspalum dilatatum Beecher Crampton 1961-9-27 5996 Placer 1 mile west of Auburn, along U.S. Highway 40. Comment
  UCD88733  Paspalum dilatatum Beecher Crampton 1965-9-13 7496 Placer Gold Run, Interstate Hwy. 80. 975 Comment
  SACT001668  Paspalum distichum Josephine Van Ess 1974-10-30 Placer Collected on Ferrieria Road just east of Lincoln on Highway 193. Growing in mud along drainage ditch. Comment
  SACT001673  Paspalum urvillei Josephine Van Ess 1976-10-6 Placer Collected just east of Sisely Road. Wet roadside ditch Comment
  UCD88972  Paspalum urvillei Beecher Crampton 1965-9-13 7499 Placer Gold Run, Interstate Hwy. 80. 975 Comment
  UCD44479  Pectiantia breweri C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1845 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  SD4772  Pedicularis attollens C. F. Sonne Aug 1897 Placer Above Coldstream Comment
  UC1294000  Pedicularis racemosa E. F. Sprague 1957-7-14 1598 Placer up slope behind Rainbow Tavern (and to e end of road, Hwy 40) 1828 Comment
  UCR209726  Pedicularis semibarbata George K. Helmkamp, E. A. Helmkamp 2009-8-12 15454 Placer Northern Sierra Nevada Mountains, Forest Hill Road, 21.7 miles northeast of the city of Foresthill 1701 Comment
  SEINET5777403 Image available Pellaea brachyptera Marcus E. Jones 1882-1 3275 Placer Emigrant Gap Comment
  UC474211  Pellaea brachyptera Marcus E. Jones, A. M. 1882-5-28 3275 Placer Emigrant Gap Comment
  CAS-BOT-BC67608  Pellaea bridgesii Alice Eastwood 1909-7-1 s.n. Placer Lake Tahoe region - Ward Pass Comment
  CDA15756  Pellaea bridgesii G. F. Hrusa, L. Serafini 1993-6-29 11249 Placer S side of French Meadows Reservoir, immed. below dam. Comment
  POM120623  Pellaea bridgesii Marcus E. Jones 1882-6-28 s.n. Placer Emigrant Gap. Comment
Read comments
Sep 7 2010
  UC1794514  Pellaea bridgesii Ruth Kirkpatrick 2001-7-16 1063 Placer Junction of Hwy 20 with Sierra Discovery Trail, 3 mi E of Hwy 80. 1421 Comment
  UCD75751  Pellaea bridgesii Ellen Dean, M. Starbuck,; K. Mawdsley, G. Harrington, M. Bibbo, J. Poloske 2008-7-20 5218 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
  UCR171345  Penstemon George K. Helmkamp, E. A. Helmkamp 2005-10-1 9986 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
  JEPS16351  Penstemon azureus Peter H. Raven 1956-8-4 10001 Placer dirt road n Emigrant Gap; Sierra Nevada, n of Emigrant Gap 1493 Comment
  POM44119  Penstemon azureus subsp. angustissimus Marcus E. Jones 1882-7-3 3437 Placer Colfax. Comment
  UCR194959  Penstemon azureus subsp. angustissimus George K. Helmkamp, E. A. Helmkamp 2007-5-18 12011 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 2.8 miles southeast of Foresthill 814 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
  NY571189  Penstemon azureus var. azureus H. M. Hall 1910-6-19 8702 Placer Cisco, in the Transition Zone 1800 Comment
  UC128134  Penstemon azureus var. azureus Miss Harriet A. Walker 1908-7-26 1436 Placer Cisco 1828 Comment
  UC886813  Penstemon azureus var. azureus Lewis S. Rose 1938-9-14 38261 Placer South Fork of Yuba River, Cisco 1615 Comment
  UCD75817  Penstemon azureus var. azureus Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5169 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, along Emigrant Trail on the N side of the north fork of Cold Creek, south side of trail between creek and trail. 2136 Comment
  SEINET5326488 Image available Penstemon azureus var. azureus M. J. Williams 1985-7-13 85- 62 -2 Placer Near the beginning of the Pacific Crest Trail, near summit of old Donner Hwy. Sierra Nevada 2152 Comment
  UC1063380  Penstemon deustus H. S. Yates 1934-6-29 3901 Placer near Craigs; Tahoe National Forest, Truckee Quad. 1981 Comment
  JEPS71736  Penstemon deustus var. pedicellatus Gladys L. Smith 1972-6-20 3226 Placer Ward Peak Ward Peak (steep exposed ridge from charilift terminus to ultimate summit peak) 2632 Comment
  JEPS72216  Penstemon deustus var. pedicellatus Gladys L. Smith 1972-6-20 3242 Placer steep slope just below Ward Peak summit; just below Ward Peak summit 2628 Comment
  UCD18262  Penstemon heterodoxus E. A. Dean; N. Wymer, T. and M. Starbuck 1998-8-15 474 Placer NW shore of Lake Tahoe, W of Hwy 89, S of Donner Lake, upper slopes and meadows of Squaw Valley Ski Resort. 2499 Comment
  CAS-BOT-BC264480  Penstemon heterodoxus var. heterodoxus F. Almeda 1993-7-24 7255 Placer About 15 miles SE of Interstate Highway 80 at Soda Springs on the trail to Upper Sheep Valley 2134 Comment
  NY601756  Penstemon heterophyllus var. purdyi Illegible collector name 1940-5-4 6412 Placer Meier Ranch, ca. 6 miles north of Colfax 762.0 Comment
  UC887073  Penstemon heterophyllus var. purdyi A. A. Heller 1917-6-19 12748 Placer 5 mi w Colfax; w of Colfax Comment
  UCD21906  Penstemon laetus Beth Lowe Corbin 1982-8-2 162 Placer Onion Creek campground. In fine, sandy, granitic soil along disturbed bank. Perennial herb, with blueish violet flowers. Mostly sun. South facing slope. Uncommon. 1841 Comment
  HSC21008  Penstemon laetus subsp. laetus L. S. Rose 1968-6-9 68070 Placer Alta 1067 Comment
  NY951329  Penstemon neotericus C. A. Wellner 1984-6-21 3065 Placer 1524 Comment
  UCD21908  Penstemon newberryi Rex Palmer 1979-5-27 N 75 Placer Headwaters basin area of the North Fork of the American River. Comment
  UC147631  Penstemon roezlii Harriet A. Walker 1908-6-24 1254 Placer Blue Canyon (Blue Canon) Blue Canyon 1432 Comment
  UCR209729  Penstemon roezlii George K. Helmkamp, E. A. Helmkamp 2009-8-12 15452 Placer Northern Sierra Nevada Mountains, Forest Hill Road, 21.7 miles northeast of the city of Foresthill 1701 Comment
  CAS-BOT-BC239583  Penstemon rydbergii var. oreocharis L. S. Smith 1926-6-23 1977 Placer Tahoe National Forest, Squaw Valley Mdw 1889 Comment
  CHSC72890  Penstemon rydbergii var. oreocharis L. P. Janeway; Eric Schroder 1998-7-13 5742 Placer Lake Tahoe Basin Management Unit- National Forest. North side of Blackwood Creek, 1.7 mi west of Lake Tahoe. 1938 Comment
  CHSC74279  Penstemon rydbergii var. oreocharis Susi Urie 1998-8-27 98 -119 Placer Middle of Page Meadows; about 2 mi west of Lake Tahoe and Sunnyside. 2121 Comment
  UCD158889  Penstemon rydbergii var. oreocharis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-19 s.n. Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  UCD44701  Penstemon rydbergii var. oreocharis C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 2067 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  RSA401883  Penstemon speciosus Bonnie C. Templeton 1931-7-5 1510 Placer Near Meek's Bay, Lake Tahoe. 2280 Comment
  UCR240904  Penstemon speciosus George K. Helmkamp, E. 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 1671 Comment
  NY661071  Penstemon speciosus C. B. Wolf 1937-9-4 9288 Placer Sierra Nevada, Auburn-Truckee Road S. side S. Fork Yuba River near Cisco 1798.3 Comment
  SEINET6626580  Pentagramma pallida M. J. Williams 1975-3-26 75 -3 Placer American River near Auburn Comment
  SEINET6626622  Pentagramma triangularis H. N. Mozingo 75 -5 Placer 2 miles east of Auburn, middle fork of American River Comment
  POM82426  Perideridia bolanderi subsp. bolanderi Marcus E. Jones 1882-5-28 3603 Placer Emigrant Gap. Comment
  RSA751291  Perideridia lemmonii George K. Helmkamp, E. Helmkamp 2008-8-20 14032 Placer Soda Springs Road, 1.9 miles south of its junction with Donner Pass Road and beside (completely dry) Serena Creek 2107 Comment
  UC1436542  Perideridia lemmonii Arnold Tiehm Apr 1977 s. n. Placer Goose Meadow, Lake Tahoe 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
  UCD80671  Persicaria punctata CNPS SN Foothill Team 2006-6-28 SNNR 0919 Placer CDPR, Folsom State Recreation Area, near the confluence of a small intermittent creek and the American River. 140 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
  SFV8392  Petrorhagia dubia M. D. Clegg 1963-5-4 27 Placer Folsom Reservoir, 2 miles north of Folsom in southeast corner of Placer County. 61 Comment
  SEINET5764677  Phacelia hastata var. compacta M. J. Williams 1985-7-6 85- 63 -5 Placer Pacific Crest Trail between old and new Donner Summits. Sierra Nevada. Comment
  SEINET5764709  Phacelia hastata var. hastata P. A. Lehenbauer 1934-6-10 s.n. Placer Near Homewood, Lake Tahoe Comment
  JEPS111239  Phacelia heterophylla Steve Matson 2005-6-19 1294 Placer Martis Valley, southeast of Truckee, National Recreation Area , SW of Highway 267 and just north of Martis Creek. 39.2974 N, 120.1379; Elevation 5850 ft. 1783 Comment
  UCD43241  Phacelia heterophylla C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-13 610 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  UC1055962  Phacelia heterophylla subsp. virgata Edw. L. Greene 1895-7-28 Placer s Truckee; Washoe Mts. 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
  CDA16032  Phacelia hydrophylloides G. F. Hrusa, J. Glazner 2000-9-3 15681 A Placer Sierra Nevada; Sugar Bowl Ridge, immediately to W of proposed Crow's Nest ski run. 2164 Comment
  UCD75688  Phacelia hydrophylloides Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5137 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, along Emigrant Trail on the N side of the north fork of Cold Creek, forest clearing off trail. 2112 Comment
  UCR242371  Phacelia hydrophylloides George K. Helmkamp, E. A. Helmkamp 2010-7-28 16675 Placer Northern Sierra Nevada Mountains, Robinson Flat campground near the junction of Forest Hill Road and Soda Springs Road, 27 miles northwest of the city of Foresthill 2040 Comment
  RSA0039073  Phacelia imbricata subsp. imbricata George K. Helmkamp, Mary Alice Barnes 2013-4-18 20369 Placer Iowa Hill Road, 1.8 miles west of the bridge over North Fork American River, 0.6 mi. (airline) east of I-80 at Colfax 544 Comment
  UC148969  Phacelia marcescens H. M. Hall 1910-6-11 8756 Placer Cisco Butte Sierra Nevada Mountains 1981 Comment
  UC577926  Phacelia marcescens N. French 1934-6-22 463 (377) Placer Serena Lake Tahoe National Forest, Truckee Quadrangle 2103 Comment
  RSA0009549  Phacelia marcescens Marcus E. Jones 1882-6-27 3294 Placer Emigrant Gap. Comment
  JEPS126292  Phacelia racemosa Steve Matson 2003-9-6 1042 Placer nSNH; Truckee river Watershed SW of Truckee; Squaw Valley; Shirley Canyon; along Granite Chief trail to PCT. Comment
  UCR233399  Phacelia racemosa George K. Helmkamp, E. A. Helmkamp 2011-8-26 18174 Placer Northern Sierra Nevada Mountains, Robinson Flat, 0.1 mile south of the campground at Forest Hill Road 2061 Comment
  JEPS111161  Phacelia ramosissima var. ramosissima Steve Matson 2005-7-16 1394 Placer Tahoe west shore, technically just outside the Tahoe Basin, about 900 meters northwest of Barker Pass/PCT trailhead, just past where PCT crosses stream. 39.0800 N 120.2429 W; elevation 8,000 ft. 2438 Comment
  CHSC40967  Phacelia vallicola J. D. Jokerst 1984-6-19 2057 Placer North of Long Canyon Cr., E of Blacksmith Flat. 1127 Comment
  UCD88509  Phalaris arundinacea August L. Hormay 1932-7-8 s.n. Placer W side of Lake Tahoe, 6 miles S of Tahoe Tavern. Comment
  SACT001709  Phalaris lemmonii D. Meyer 1983-5-15 Placer Field at Southeast corner. 36.6 Comment
  SACT001711  Phalaris lemmonii D. Meyer 1983-5-15 Placer Field at Southeast corner. 36.6 Comment
  SACT001713  Phalaris minor D. Meyer 1983-5-15 Placer Moist roadside ditch next to a cultivated field. 19.812 Comment
  UC858324  Philadelphus lewisii Marcus E. Jones, A. M. 1882-7-3 3586 Placer Colfax Comment
  UCD38468  Philadelphus lewisii var. californicus Beecher Crampton 1955-6-15 2883 Placer Canyon slopes of Bunch Canyon. Comment
  SACT001754  Phleum pratense Michael Baad 1976-8-4 Placer At end of jeep road. Eats of Mildred Ridge. 1975.0 Comment
  JEPS15401  Phoenicaulis cheiranthoides Helen D. Geis 1912-6 61 Placer Deer Park, The Crags Deer Park; , The Crags Comment
  UC188170  Phoenicaulis cheiranthoides C. F. Sonne June 1886 Placer Pole Creek Comment
  UCD162875  Phoenicaulis cheiranthoides Jack Major 1962-6-3 s.n. Placer Granite Chief Wilderness. Top of Ward Peak. (Exact location unknown. Coordinates estimated by label maker.) 2632 Comment
  CDA39028  Phoradendron juniperinum D. G. Kelch 2011-10-3 11 .827 Placer Tahoe City. Granlibakken Resort. Comment
  CDA22384  Phoradendron macrophyllum J. C. Henderson 1969-2-26 Placer H. Nakae property, Newcastle-Lincoln Highway, Newcastle. 0 Comment
  UC1121045  Phyllodoce breweri N. French 1934-6-8 405 Placer Tahoe National Forest, Cisco Butte Cisco Butte; Tahoe National Forest, Cisco Butte 2072 Comment
  SACT001770  Phyllostachys nigra Josephine Van Ess 1977-7-1 Placer Collected south of Folsom Auburn Road about 5/8 mile. Low wet road. 176.8 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
  JEPS7817  Physalis philadelphica Peter H. Raven 1954-8-27 7961 Placer Penryn; Sierra Nevada Comment
  UCR253503  Phytolacca americana George K. Helmkamp, Elizabeth Helmkamp 2012-10-30 20090 Placer Sacramento Valley, South Dowd Road, 0.1 mile south of its junction with Moore Road, southwest of Lincoln 34 Comment
  UCR253807  Picris echioides George K. Helmkamp, Elizabeth Helmkamp 2012-10-30 20092 Placer Sacramento Valley, South Dowd Road, 0.1 mile south of its junction with Moore Road, southwest of Lincoln 34 Comment
  UCSB45346  Pilularia americana Reisentz, Paul 1979-5-11 Placer 1 mi S of Sheridan on Hwy 65. Comment
  SEINET5334492  Pinus attenuata P. L. Comanor, B. Clark; B. O'Malia 1969-5-1 s.n. Placer Colfax area, 1.85 mi. from end of railroad bridge on Calif. 194. Winding road,plot located on the right,past the parking area,down path approx. 60 m. Comment
  CAS-BOT-BC78462  Pinus contorta subsp. murrayana A. A. Heller 1917-8-13 12883 Placer Summit [valley] Valley 2118 Comment
  UC813291  Pinus contorta subsp. murrayana A. A. Heller 1917-8-13 12883 Placer Summit valley 2118 Comment
  NY49915  Pinus contorta var. murrayana A. A. Heller 1917-8-13 12883 Placer Summit Valley 2118.4 Comment
  RSA0116435  Pinus contorta var. murrayana Lyman Benson 1932-7-31 4017 Placer Donner Lake, Truckee River Watershed, Sierra Nevada. 1890 Comment
  UC185  Pinus jeffreyi W. A. Setchell 1901-7-1 Placer Rubicon Park , Tahoe 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
  UCD23233  Pinus lambertiana Beth Lowe Corbin 1982-8-20 394 Placer 1 mile northwest of Onion Creek campground. 2072 Comment
  SEINET11611048  Pinus lambertiana W. Priest 1956-4-16 s.n. Placer On U.S. Highway 40 just W of Baxter 1067 Comment
  UC1819259  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
  JEPS24552  Pinus ponderosa M. B. Pratt 1936-3-3 Placer e of Sacramento (on grounds of Weimer Sanitarium); Sierra Nevada, Weimar, Weimer Sanitarium Comment
  NY42706  Pinus sabiniana J. B. Walker 1994-8-19 932 Placer 1km S of Weimar, at offramp of I-80 320 Comment
  SD112167  Pinus sabiniana Darley F. Howe 1948-5-22 1819 Placer 669 Comment
  SEINET12742769  Pinus sabiniana W. D. Billings 1939-3-19 1205 Placer 10 miles northwest of Auburn Comment
  SEINET5334783  Pinus sabiniana P. L. Comanor, B. Clark; B. O'Malia 1969-5-1 s.n. Placer Colfax area, 1.85 mi. from end of railroad bridge on CA 194, Winding rd.,past parkng. area, down path approx. 60 meters, near rd. approx 20-25 meters Comment
  UCD22067  Piperia unalascensis Beth Lowe Corbin 1982-8-6 269 Placer 1/2 mile west of Onion Creek Campground. South facing slope, 30 % incline. 1950 Comment
  UCD33761  Pistacia terebinthus Beecher Crampton 1972-9-28 8880 Placer Placer County, Applegate. 579 Comment
  JEPS126364  Plagiobothrys cognatus Steve Matson 1997-7-5 34 Placer nSNH; Martis Valley; about 4 miles SE of Truckee; Martis Wildlife Area; 50 yards north of Highway 267 and 20 yards west of Martis Creek. Comment
  UCD22146  Plagiobothrys cognatus Rex Palmer 1979-6-8 N 127 Placer Headwaters basin area of the North Fork of the American River. 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
  UCD120824  Plagiobothrys fulvus var. campestris M. H. Mills 1996-4-12 134 Placer Corner of Eden Oaks Circle and Walden Lane, Loomis. 180 Comment
  SD62098  Plagiobothrys fulvus var. campestris D. F. Howe 1965-5-20 Placer 3.5 miles north of Auburn. 456 Comment
  UCD18831  Plagiobothrys greenei Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-27 136 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
  CAS-BOT-BC230953  Plagiobothrys hispidulus Marcus E. Jones 1882-6-23 s.n. Placer Emigrant Gap Comment
  CHSC82583  Plagiobothrys hispidulus Lowell Ahart 2002-7-22 9881 A 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
  CAS-BOT-BC230940  Plagiobothrys hispidulus John Thomas Howell 1938-8-2 14007 Placer 5 miles N of Brockway Comment
  RSA666370  Plagiobothrys nothofulvus Barbara Ertter, David Thompson 1989-4-8 8151 Placer Iowa Creek Road 2 miles from I-80 near entrance to Auburn State recreation area at creek crossing 518 Comment
  CHSC96475  Plagiobothrys stipitatus var. micranthus Lowell Ahart; Brian Williams 2007-4-13 13638 Placer Bottom of vernal pools, about 1/2 mile south of the Manzanita Cemetery, about 1/2 mile west of Gladding Road, about 2 3/4 miles north of Lincoln. 43 Comment
  SBBG89119  Plagiobothrys stipitatus var. micranthus C. B. Wolf 1937-5-12 8622 Placer 1 mi N of Lincoln 45 Comment
  SD44645  Plagiobothrys trachycarpus Darley F. Howe 1951-5-1 2105 Placer 456 Comment
  CAS-BOT-BC257797  Plantago coronopus George K. Helmkamp; E. A. Helmkamp 2012-3-31 18650 Placer Sacramento Valley: along CA-193, 0.1 mile west of its junction with Sierra College Blvd. 88 Comment
  RSA756486  Plantago erecta Barbara J. Ertter, David Thompson 1989-4-9 8191 Placer Auburn-Forest Hill Road 6.2 miles southwest of Spring Garden Road junction, 8 miles northeast of Auburn. 610 Comment
  UCR249536  Plantago lanceolata George K. Helmkamp, Amy Barnes 2013-3-28 20295 Placer Eastern Sacramento Valley, northwest side of junction of Riosa Road and Andressen Road, northeast of Sheridan 36 Comment
  CHSC82581  Plantago major Lowell Ahart 2002-7-22 9892 Placer 50 yards northeast of the small natural lake, on the east side of the paved road to Lake Valley Reservoir, about 1/4 mile east of Yuba Gap and Highway 80. 1780 Comment
  UCD44533  Platanthera dilatata var. leucostachys C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1899 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  UCR231817  Platanthera dilatata var. leucostachys George K. Helmkamp, E. A. Helmkamp 2010-8-14 16793 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
  SD243048  Platanthera leucostachys George K. Helmkamp, E. A. Helmkamp 2010-8-14 16793 Placer Northern Sierra Nevada Mountains: American Hill Road (Forest Route 13), 4.7 mmiles south of its junction with Foresthill Road and just south of a creek crossing. 1552 Comment
  UC13512  Platanthera leucostachys C. J. Fox Jr. July 1895 Placer Deer Park Inn Comment
  SEINET5340048  Platystemon californicus J. Ridley 1959-3-29 3 Placer 2 miles north of Roseville in open field one mile east of Hwy 99. 49 Comment
  UC635147  Pleuricospora fimbriolata Elizabeth Morse 1927-6-10 Placer Lake Tahoe Comment
  SFV18643  Pleuricospora fimbriolata J. D. Dilley 2002-6-3 451 Placer Sierra Nevada Cuckoo Ridge, trail to Grouse Ridge Falls, 1 mile from trailhead. Comment
  UCD22231  Poa Rex Palmer 1979-6-8 N 113 Placer Headwaters basin area of the North Fork of the American River Comment
  UCR270687  Poa John F. Emmel 1998-7-9 1575 Placer Sierra Nevada Mountains, Donner Pass area, south peak of Mt. Judah 2513 Comment
  SACT001776  Poa annua Michael Baad 1983-5-5 Placer On Bear River streamside picnic area. 3 miles southwest of Colfax. Moist shaded. 609.0 Comment
  SACT001778  Poa annua D. Meyer 1983-5-15 Placer Field at Southeast corner. 36.6 Comment
  SACT001782  Poa annua D. Meyer 1984-5-6 Placer 145.5 Comment
  UCR249608  Poa annua George K. Helmkamp, Elizabeth Helmkamp 2013-6-11 20836 Placer Northern Sierra Nevada Mountains Foothills, junction of Yankee Jim's Road and Shirttail Canyon Road, NW of Foresthill 463 Comment
  UC60808  Poa bolanderi J. Burtt Davy Jun 25 1897-Jun 30 1897 3255 Placer Truckee to Tahoe Truckee River Basin Comment
  UC820684  Poa bolanderi A. A. Heller 1917-8-13 12901 Placer base of cliff n of Summit Hotel 2164 Comment
  SACT001818  Poa bulbosa Michael Baad 1977-4-13 Placer 0.2 mile north of Highway Interstate 80. Ecotone between ponderosa pine forest and chaparral 502.92 Comment
  SACT001830  Poa compressa D. Meyer 1984-8-26 Placer 1818.0 Comment
  UCD34881  Poa compressa Beecher Crampton 1964-7-9 7111 Placer Placer County, Emigrant Gap, Hwy. 40. 1615 Comment
  SACT001847  Poa gracillima Michael Baad 1983-7-10 Placer 19.52 km from Emigrant Gap along road to Helester Point, open rocky slope to left of road. 1524.0 Comment
  SACT001859  Poa incurva D. Meyer 1983-8-20 Placer To summit at first lake steep rocky trail with some moist meadow areas. 2000.0 Comment
  SACT001860  Poa incurva Michael Baad 1983-8-11 Placer On trail from Creek to Mildred Ridge 2133.0 Comment
  SACT001873  Poa nervosa Michael Baad 1976-7-21 Placer Southwestern face of Lyon Peak descending to spring emptying into the Middle Fork of the American River. 16 km southeast of Soda Springs. 2377.0 Comment
  CHSC75340  Poa palustris Susi Urie 1998-8-29 98 -156 Placer Lake Tahoe Basin-National Forest. Middle of Page Meadows; about 2 mi west of Lake Tahoe and Sunnyside. 2115 Comment
  SACT001890  Poa palustris D. Meyer 1984-8-26 Placer 1818.0 Comment
  SACT001896  Poa palustris D. Meyer 1983-8-7 Placer 8.5 km south of placer county line. Moist wooded area at Louisiana Pacific Private Forest enterance. 1758.0 Comment
  SACT001917  Poa pratensis D. Meyer 1983-8-7 Placer Bike trail behind Tahoe City shopping center near lake shore. 1891.0 Comment
  SACT001929  Poa pratensis D. Meyer 1984-9-9 Placer Collected at east fork of north fork of north fork of american river 1394.0 Comment
  SACT001946  Poa pratensis D. Meyer 1984-6-23 Placer 22.2 km from I80 Frontage Road. 978.0 Comment
  SACT001948  Poa pratensis D. Meyer 1984-6-23 Placer Moist shaded area near brigde. 594.0 Comment
  UC1132722  Poa pratensis subsp. pratensis G. T. Nordstrom 1934-6-21 140 Placer Mammoth Springs; Tahoe Nat'l Forest, Colfax Quadrangle Comment
  SACT001984  Poa scabrella Michael Baad 1983-5-5 Placer 1.5 mile southeast of Yankee Jim Road from Junction with Canyon Way Road, south of Colfax 548.64 Comment
  SACT002012  Poa secunda James Grove 1977-7-15 Placer 2000.0 Comment
  UCD18258  Poa secunda E. A. Dean; N. Wymer, T. and M. Starbuck 1998-8-15 470 Placer NW shore of Lake Tahoe, W of Hwy 89, S of Donner Lake, upper slopes and meadows of Squaw Valley Ski Resort. 2499 Comment
  CAS-BOT-BC237721  Poa secunda subsp. juncifolia John Thomas Howell 1943-7-21 18638 Placer Donner Pass to Mount Lincoln Comment
  JEPS75185  Poa secunda subsp. secunda Gladys L. Smith 1972-6-20 3243 -A Placer summit ridge Ward Peak 2621 Comment
  UC1132787  Poa secunda subsp. secunda B. Bolt 1934-7-3 70 Placer top of Sawtooth Ridge; Colfax Quadrangle Comment
  UCD90792  Poa secunda subsp. secunda Beecher Crampton 1955-6-15 2860 Placer 3 miles east of Weimar, on Forest Hill Road, just off US Hwy 40. Comment
  UCR193398  Poa secunda var. secunda George K. Helmkamp, E. A. Helmkamp 2007-5-30 12197 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
  SEINET13947029 Image available Pogogyne zizyphoroides W. A. Weber, Lewis S. Rose 1953-1 8392 Placer Depressions in rolling hills 5 miles N of Roseville on road to Lincoln, 160 ft alt 49 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-BC170303  Polygala cornuta var. cornuta Marcus E. Jones 1882-7-3 3316 Placer Colfax Comment
  CAS-BOT-BC300503  Polygala cornuta var. cornuta George K. Helmkamp; E. A. Helmkamp 2012-6-19 19216 Placer Northern Sierra Nevada Mountains Foothills: Foresthill Road, 2.6 miles east of its junction with Mosquito Ridge Road in Forest Hill 1052 Comment
  JEPS59446  Polygala cornuta var. cornuta Ezra Brainerd and Viola B. Baird 1915-7-31 172 Placer Nevada City Sierra Nevada Mts. 1524 Comment
  POM86398  Polygala cornuta var. cornuta I. E. Diehl 1902-7-7 49 Placer Colfax Comment
  SEINET6647275 Image available Polygonum A. A. Heller 1917-1 12934 Placer Mount Lincoln S of Summit Valley 2438 Comment
  UCR231848  Polygonum aviculare George K. Helmkamp, E. A. Helmkamp 2010-8-11 16755 Placer Northern Sierra Nevada Mountains, Finning Mill Road, 1.2 miles north of Forest Hill Road, at the crossing of Mill Creek 1085 Comment
  UCD44666  Polygonum bistortoides C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 2032 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  JEPS14355  Polygonum bolanderi Rimo Bacigalupi with G. L. Stebbins, A. Hawkes, J. Hunsiker, D. Zohary, F. Ehrendorfer and H. Stutz 1952-7-19 3853 Placer peninsula jutting out into North Fork of the American River (below Cape Horn, 1/2 mi above bridge on Colfax-Iowa Hill road) 381 Comment
  CAS-BOT-BC414392  Polygonum californicum Mrs. H. P. Bracelin 1930-10-12 97 Placer 5 miles N. of Placerville. On road to Coloma Comment
  CDA22765  Polygonum californicum E. Dewitt 1929-10-3 Placer Lincoln. 0 Comment
  JEPS50533  Polygonum davisiae C. F. Sonne 1888-7-29 292 Placer Bear Creek; top Comment
  UCR177011  Polygonum douglasii George K. Helmkamp, E. A. Helmkamp 2005-9-30 9963 Placer Northern Sierra Nevada Mtns., Junction of Chalet and Alpine Meadows Roads west of Calif. Highway 89 (near Alpine ski area) 2081 Comment
  RSA122832  Polygonum douglasii B. Bolt 1934-7-19 150 Placer Colfax, Tadpole Springs. 1951 Comment
  JEPS103426  Polygonum douglasii subsp. douglasii Lowell Ahart 2002-7-22 9897 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
  JEPS102568  Polygonum lapathifolium Lowell Ahart 2001-10-10 9364 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
  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
  UCR191105  Polygonum phytolaccifolium George K. Helmkamp, E. A. Helmkamp 2007-6-12 12326 Placer Northern Sierra Nevada Mountains, Lake Spaulding Road just north of its junction with Hwy CA-20 1610 Comment
  UC850168  Polygonum polygaloides subsp. kelloggii Alice Eastwood 1906-7-4 902 Placer trail to Lily L. Lake Tahoe Region Comment
  UCR253501  Polygonum punctatum George K. Helmkamp, Elizabeth Helmkamp 2012-10-30 20091 Placer Sacramento Valley, South Dowd Road, 0.1 mile south of its junction with Moore Road, southwest of Lincoln 34 Comment
  CAS-BOT-BC444012  Polypodium calirhiza George K. Helmkamp; Mary Alice Barnes 2013-4-18 20372 Placer Northern Sierra Nevada Mtns Foothills: Iowa Hill Road, 1.8 miles west of the bridge over North Fork American River, 0.6 mi. (airline) east of I-80 at Colfax. 165 Comment
  POM120374  Polypodium hesperium Marcus E. Jones 1882-7-1 s.n. Placer Emigrant Gap. 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
  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
  UC42160  Polystichum imbricans W. H. Brewer 1863-1 2167 Placer Squaw Valley Pass 2438 Comment
  CAS-BOT-BC76758  Polystichum imbricans subsp. imbricans Gordon H. True 1968-4-17 4165 Placer Hwy. 80 near Alta. 1097 Comment
  UCD68058  Polystichum munitum C. H. Pinney 1975-5-24 167 Placer French Meadows Road, 15.8 miles East of junction with Mosquito Ridge Road. 960 Comment
  SEINET5729444 Image available Populus fremontii Lynn Gould 1962-1 36 Placer On P.R.E. road ca. 6 miles west from Roseville.; Roseville Comment
  CAS-BOT-BC102698  Populus tremuloides Mrs. Bliss 1923-4-20 s.n. Placer Tahoe City Comment
  SBBG117235  Populus tremuloides B. Crampton 1961-9-27 6002 Placer US Hwy 40, 1 mi W of Cisco Grove, Yuba River Comment
  UC527361  Populus tremuloides C. B. Wolf 1931-9-10 2420 Placer near R.R. between Tahoe Tavern and head of Truckee River ((gates)); btw Tahoe Tavern and head of Truckee River 1920 Comment
  UCD22300  Populus trichocarpa Beth Lowe Corbin 1982-8-25 417 Placer Onion Creek campground. In fine, sandy soil along stream edge. Tree 40' high. Old bark grey, furrowed. Full sun. South facing slope, 15% incline. Common. 1841 Comment
  UCD22303  Populus trichocarpa Rex Palmer 1979-5-27 N 55 Placer Headwaters basin area of the North Fork of the American River Comment
  UCD22304  Populus trichocarpa Rex Palmer 1979-6-7 N 399 Placer Headwaters basin area of the North Fork of the American River Comment
  CAS-BOT-BC452174  Potamogeton gramineus Lyman Benson 1932-7-31 4020 Placer Tahoe Tavern, Sierra Nevada, Lake Tahoe 1889 Comment
  UC1099853  Potamogeton illinoensis Malcolm A. Nobs, S. Galen Smith 1949-8-22 1536 Placer 6 mi nw of Auburn (on Dunn's Dam Road) Comment
  UC1099844  Potamogeton natans Malcolm A. Nobs, S. Galen Smith 1949-8-21 1516 Placer between Sandy Beach and Agate Bay (n end of Lake Tahoe); Lake Tahoe Comment
  CAS-BOT-BC453744  Potamogeton natans W. R. Dudley 1900-6-28 s.n. Placer Tallac Comment
  UCD43859  Potentilla C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-7 1225 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  UC205446  Potentilla drummondii C. F. Sonne 1885-7-12 Placer Granite Rock above Coldstream (= Cold Creek); Granite Rock above Coldstream 2743 Comment
  UC66116  Potentilla fruticosa P. B. Kennedy and S. B. Doten 1901-8-10 275 Placer Near summit of Tinkers Knob. Summit of Soda Springs. Comment
  UCR173257  Potentilla glandulosa George K. Helmkamp, Elizabeth Helmkamp 2006-5-13 10445 Placer Northern Sierra Nevada Foothills, c. 4 air mi. NE of Auburn, along an unnamed road to Lake Clementine, 1.2 mi. N of Forest Hill Road 422 Comment
  SD247495  Potentilla glandulosa subsp. glandulosa George K. Helmkamp, Elizabeth Helmkamp 2012-6-19 19238 Placer Northern Sierra Nevada Mountains: Foresthill Road, 9.2 miles east of its junction with Devil's Thumb Road (Duncan Peak 7.5'Q) 2054 Comment
  UCR194962  Potentilla glandulosa subsp. glandulosa George K. Helmkamp, E. A. Helmkamp 2007-5-18 12005 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 2.8 miles southeast of Foresthill 814 Comment
  CHSC85747  Potentilla gracilis G. F. Hrusa; J. Glazner 1999-7-17 15174 Placer Martis Valley. Off Hwy 267, S of Truckee. Lower part of drainage. 1889 Comment
  UCD113920  Potentilla gracilis var. fastigiata Daryl Koutnik; Thomas Lanini, Thomas Wainwright 1978-10-19 s.n. Placer Sunnyside on western shore of Lake Tahoe. 1889 Comment
  UCD43179  Potentilla gracilis var. fastigiata C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-20 548 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  UCR207120  Potentilla gracilis var. fastigiata George K. Helmkamp, E. A. Helmkamp 2009-7-16 15235 Placer Sierra Nevada Mountains, Robinson Flat, a camping and day-use area at the junction of Forest Hill and Soda Springs Roads 2107 Comment
  CAS-BOT-BC540400  Potentilla gracilis var. fastigiata Peter Rubtzoff; Edward W. Colson 1976-7-7 8731 Placer Sierra Nevada, E side of Lake Van Norden 2063 Comment
  SEINET6637126  Potentilla gracilis var. fastigiata F. H. Hillman s.n. Placer Between Truckee and Lake Tahoe Comment
  HSC33423  Potentilla gracilis var. flabelliformis Thomas W. Nelson, James Nelson 1974-6-17 1375 Placer Dollar Point N of Lake Tahoe City 1585 Comment
  CAS-BOT-BC64618  Primula suffrutescens E. A. McGregor 1909-8-19 209 Placer Deer Park Springs 2133 Comment
  JEPS126283  Primula suffrutescens Steve Matson 2004-7-31 1073 Placer nSNH; Tahoe Basin; west shore, Blackwood Canyon; about 1.4 miles ESE of Barker Pass. Comment
  UC1128301  Prunus emarginata N. French 1934-5-31 388 Placer 1/2 mi e of Texas Hill (Tahoe National Forest); Tahoe National Forest 1584 Comment
  UC859381  Prunus emarginata A. A. Heller 1917-6-17 12708 Placer below Cisco (near the Yuba River) 1676 Comment
  CAS-BOT-BC154643  Prunus subcordata E. K. Balls; L. W. Lenz 1955-5-12 20474 Placer 0.8 mi. from Hwy. 40 w. along rd. from Colfax to Grass Valley 670 Comment
  CAS-BOT-BC357342  Pseudognaphalium microcephalum R. F. Hoover 1967-9-5 10825 Placer Cornelian Bay, Lake Tahoe Comment
  JEPS48434  Pseudotsuga menziesii L. S. Smith Aug. 1914 Placer Cisco Comment
  RSA4032  Pseudotsuga menziesii I. L. Wiggins 1930-10-12 5083 Placer Near Cisco. 1982 Comment
  SEINET5334811  Pseudotsuga menziesii var. menziesii P. L. Comanor, B. Clark; B. O'Malia 1969-5-1 s.n. Placer Colfax area, 1.85 mi. from end of railroad bridge on CA 194. Winding rd., plot located on the right,past parking area,down path about 60 meters. 1676 Comment
  CAS-BOT-BC361709  Psilocarphus brevissimus var. brevissimus Mrs. H. C. Cantelow 1940-5-13 3432 Placer S.E. of Wheatland Comment
  UCR240951  Pteridium aquilinum var. pubescens George K. Helmkamp, E. A. Helmkamp 2012-9-25 19903 Placer Northern Sierra Nevada Mountains, Blue Canyon Road, 1.1 miles south of its intersection with I-80, c. 1/2 mi. south of Blue Canyon-Nyack Airport 1473 Comment
  CDA39026  Pterospora andromedea D. G. Kelch 2011-10-3 11 .825 Placer Tahoe City. Granlibakken Resort. Comment
  CDA15660  Purshia tridentata G. F. Hrusa, J. Glazner 1999-7-18 15199 Placer Lake Tahoe; Wooded slopes betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1905 Comment
  UCD113259  Purshia tridentata Beecher Crampton 1975-9-22 9289 Placer Martis Valley, Truckee-Tahoe airport area, ca. 2.5 miles SE of Truckee. Comment
  RSA670410  Pyrola asarifolia B. C. Templeton 1931-7-5 1517 Placer near Meek's Bay. 2280 Comment
  CDA13667  Pyrola asarifolia var. asarifolia G. F. Hrusa, J. Glazner 1997-8-3 14027 Placer Sierra Nevada; Corner of Hwy 89 & Squaw Valley Rd. Comment
  JEPS59378  Pyrola dentata Ezra Brainerd and Viola B. Baird 1915-7-21 126 Placer Bear Rock along trail to Lake Tahoe (Sierra Nevada Mountains) 1889 Comment
  CAS-BOT-BC466092  Pyrola picta J. C. Hawver 1912-9-7 s.n. Placer Cisco Comment
  CAS-BOT-BC466094  Pyrola picta Elizabeth Parsons Hawver 1911-8-19 s.n. Placer Lake Tahoe Region: Madden Creek Comment
  SEINET12528240 Image available Pyrola picta f. aphylla A. P. Kelley 1925-1 763 Placer Among rocks on north slope of canon under conifers. Comment
  UCD21487  Quercus Rex Palmer 1979-5-26 N 7 Placer Headwaters basin area of the North Fork of the American River 2011 Comment
  UC119169  Quercus X morehus A. Eastwood 1894-9-9 Placer Newcastle Comment
  SEINET13953666 Image available Quercus X morehus A. Eastwood 1994-1 Placer Newcastle Comment
  SACT002615  Quercus chrysolepis Josephine Van Ess 1976-9-29 Placer Collected a short way upstream from old Foresthill Bridge. Rocky steep streambank. Comment
  SACT002617  Quercus chrysolepis Michael Baad 1977-6-8 Placer Ridge northeast of crater center 1570.6 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
  SEINET9005972  Quercus chrysolepis S. Miller 1980-9-20 s.n. Placer North Fork of the American River, Due East of Foresthills, CA 396 Comment
  RSA638891  Quercus douglasii Phyllis Adams 1982-5-9 37 Placer Along Old Foresthill Road, in the American River Canyon 457 Comment
  SEINET9006750  Quercus douglasii W. D. Billings 1939-3-19 1198 Placer Sierra Foothills, 10 miles northwest of Auburn Comment
  CDA16974  Quercus durata G. F. Hrusa, M. I. Wibawa, J. Glazner 2002-5-22 16027 Placer Sierra Nevada; Hughes Mill (site) above Foresthill. 1066 Comment
  SACT002637  Quercus durata Michael Baad 1977-6-21 Placer 2 miles nouth of junction of road to Big Reservoir and Iowa Hill to Forest Hill Road 1158.0 Comment
  UC405479  Quercus durata W. W. Mackie 1904-4 Placer Newcastle Comment
  UCD124134  Quercus durata Ellen Dean; Marcel Rejmanek 2012-10-9 7508 Placer Along Mosquito Ridge Road, ca. one road mile E of junction with Foresthill Road. 868 Comment
  UCD40933  Quercus durata Sook Hong 1989-5-20 1 Placer Dry slope at the base of the waterfall along the road. 701 Comment
  CAS-BOT-BC62792  Quercus garryana var. breweri C. Hart Merriam 1911-11-5 s.n. Placer About 3 mi. northwest of Colfax Comment
  SEINET10431573  Quercus kelloggii P. L. Comanor, B. Clark, B. O'Malia 1969-5-15 s.n. Placer Ca 3 miles W of Colfax, 1.85 moles from end of railroad bridge on CA Hwy 194, up a dirt road located 0.5 mile past Bear Creek bridge, additional 0.4 mile. Comment
  CAS-BOT-BC104583  Quercus vacciniifolia Margaret J. Williams 1984-6-24 84- 63 -1 Placer 0.3 mi E of Hwy 20 on Omega Rd. Comment
  CAS-BOT-BC104588  Quercus vacciniifolia Mary P. Wells 1980-9-11 s.n. Placer Sierra Nevada. West of Pioneer Way in forest. Tahoe City 1981 Comment
  SD6105  Quercus vacciniifolia Unknown 1914-6-1 Placer Cisco Comment
Read comments
Jul 11 2010
  SJSU10160  Quercus vacciniifolia A. W. Jacobs 1936-9-6 Placer summit of Eagle Rock above Idlewild on W shore Lake Tahoe 2209 Comment
  UC1135818  Quercus vacciniifolia G. T. Nordstrom 1934-6-18 104 Placer 0.25 mi se top of Texas Hill; Tahoe National Forest, Colfax Quad. 1615 Comment
  UCD144216  Quercus vacciniifolia Frederic Hrusa; L. Serafini 1993-6-29 11248 Placer south side of French Meadows Reservoir immediately below dam. 1500 Comment
  SEINET10437527  Quercus vacciniifolia T. C. Frantz 1951-5-22 s.n. Placer N end of Lake Tahoe, next to NV state line. Comment
  UC119116  Quercus wislizeni A. Eastwood 1894-9-10 Placer Newcastle Comment
  UCD47601  Quercus wislizeni K. Kosta; C. Bloomquist 2001-11-1 s.n. Placer Shade leaves rounded like Q. agrifolia. Comment
  UCR188847  Quercus wislizeni var. wislizeni George K. Helmkamp, E. A. Helmkamp 2007-3-25 11710 Placer Northern Sierra Nevada Mountains Foothills, Forest Hill Road, 0.9 mile east of its junction with CA-49 at the bridge of the junction of American River forks 287 Comment
  UCSC009278  Quercus wislizeni var. wislizeni Al Keuter 2015-3-31 10- 05 -1 Placer North Fork American River/SR193 202 Comment
  UCD22191  Ranunculus alismifolius Rex Palmer 1979-6-20 N 346 Placer Headwaters basin area of the North Fork of the American River Comment
  JEPS72152  Ranunculus alismifolius var. alismellus Gladys L. Smith 1972-6-18 3151 Placer cliff above Alpine Meadows 2133 Comment
  CAS-BOT-BC379376  Ranunculus alismifolius var. hartwegii s.n. Placer Truckee Comment
  CAS-BOT-BC379377  Ranunculus alismifolius var. hartwegii Jean L. Thomson 1944-5-14 s.n. Placer Trout Creek near Truckee Comment
  CAS-BOT-BC379392  Ranunculus alismifolius var. hartwegii Mrs. Jos. Clemens 1915-7-7 s.n. Placer near the summit of soapstone ridge in the Sierra Nevada, 12 mi west of Bucks 1676 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
  CAS-BOT-BC379432  Ranunculus alismifolius var. hartwegii Gordon H. True 1972-4-27 7103 Placer Boca-Stampede Dam Road, 5.2 mi north of Boca 1768 Comment
  CAS-BOT-BC379434  Ranunculus alismifolius var. hartwegii John Thomas Howell 1943-7-17 8490 Placer west side of Donner Pass near Norden, Boreal Ridge 2134 Comment
  UCD95798  Ranunculus canus Beecher Crampton 1977-4-3 9468 Placer 3.5 miles north of Auburn at Elder's Corner. Comment
  CDA24320  Ranunculus cymbalaria var. saximontanus G. D. Barbe 1977-7-2 2286 Placer At shore of shallow arm of Martis Creek Lake, Day Use area, south of Truckee-Tahoe airport. Comment
  SBBG2259  Ranunculus flammula E. R. Blakley 1960-9-3 3814 Placer Kings Beach, Lake Tahoe 1903 Comment
  UC1101373  Ranunculus flammula Malcolm A. Nobs and S. Galen Smith 1949-8-21 1511 Placer marsh between Sandy Beach and Agate Bay (n end of Lake); Lake Tahoe Comment
  UC9438  Ranunculus flammula Mrs. M. M. Hardy 1893-1 Placer Comment
  SEINET3161114  Ranunculus hebecarpus G. B. Grant 1906-8-1 6963 Placer About Lake Tahoe 2438 Comment
  RSA0037367  Ranunculus occidentalis George K. Helmkamp, Mary Alice Barnes 2013-4-18 20371 Placer Iowa Hill Road, 1.8 miles west of the bridge over North Fork American River, 0.6 mi. (airline) east of I-80 at Colfax 544 Comment
  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
  UC480972  Ranunculus occidentalis Francis Ramaley 1917-4-24 11142 Placer Auburn Comment
  UCD43263  Ranunculus occidentalis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-13 631 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  UCR222543  Ranunculus occidentalis George K. Helmkamp, E. A. Helmkamp 2010-4-17 15888 Placer Sierra Nevada Mountains Foothills, Rattlesnake Bar Road, 4.2 miles southwest of its junction with CA-49 near Pilot Hill 360 Comment
  UCR235423  Ranunculus occidentalis George K. Helmkamp, E. A. Helmkamp 2012-5-11 18956 Placer Northern Sierra Nevada Mountains Foothills, Finning Mill Road, 1.7 miles north of its junction with Forest Hill Road 1041 Comment
  SEINET5338822  Ranunculus occidentalis var. eisenii A. Streshley 1976-3-12 s.n. Placer South of Auburn on the north fork of the American River. 274 Comment
  SEINET5338829  Ranunculus occidentalis var. eisenii M. Demorest 1962-3-15 s.n. Placer Junction of North and Middle Forks of the American river, 4 miles from Auburn. 274 Comment
  POM281582  Ranunculus occidentalis var. ultramontanus Allen M. Carpenter 1892-1 s.n. Placer [Unspecified] Comment
  UCD22188  Ranunculus uncinatus Rex Palmer 1979-7-9 N 439 Placer Headwaters Basin Area of the North Fork of the American River. Comment
  CAS-BOT-BC59530  Rhamnus alnifolia H. L. Mason 1939-8-3 12200 Placer Squaw Valley 7 miles northwest of Tahoe City 1889 Comment
  CAS-BOT-BC59535  Rhamnus alnifolia Alice Eastwood 1912-6-15 434 Placer Deer Park Comment
  CDA13672  Rhamnus alnifolia G. F. Hrusa, J. Glazner 1997-8-3 14032 Placer Sierra Nevada; Corner of Hwy 89 & Squaw Valley Rd. Comment
  JEPS41947  Rhamnus alnifolia C. F. Sonne 1886-6 44 Placer road to Tahoe; Sierra Nevada Mountains, road to Tahoe Comment
  RSA257183  Rhamnus alnifolia H. L. Mason 1939-8-3 12200 Placer Squaw Valley 7 miles NW of Tahoe City. 1890 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
  UC870819  Rhamnus ilicifolia C. L. Hitchcock 1940-5-14 6371 Placer ca 6 mi n Colfax (Meier Ranch) 762 Comment
  RSA1864  Rhamnus rubra subsp. obtusissima Carl B. Wolf 1930-10-11 1732 Placer Baxters Camp, 17 miles above Colfax. 1159 Comment
  RSA30396  Rhamnus rubra subsp. obtusissima A. A. Heller 1917-6-19 12736 Placer Dry gravelly ridge, Emigrant Gap. 1616 Comment
  UC870786  Rhamnus tomentella subsp. tomentella Marcus E. Jones, A. M. 1882-7-4 Placer Colfax Comment
  UCD150478  Rhodiola integrifolia subsp. integrifolia James A. Neilson Jr. 1971-8-31 2588 Placer Tahoe Basin, south fork of Blackwood Creek. 2438 Comment
  SBBG59931  Rhododendron occidentale M. N. Ackley -Jun-1925 328 Placer Towle 1127 Comment
  UC877119  Rhododendron occidentale C. L. Hitchcock 1940-5-14 6399 Placer 6 mi n of Colfax (Meier Ranch); Meier Ranch 762 Comment
  CAS-BOT-BC108703  Ribes cereum Frances I. Price 1919-6-1 s.n. Placer Fallen Leaf Lake. 1889 Comment
  JEPS111154  Ribes cereum Steve Matson 2005-6-11 1249 b Placer North shore of Lake Tahoe; Lake Forest; Skylandia State Park; west edge of park; 39.1842 N, 120.1085 W; Elevation 6250 ft. 1905 Comment
  RSA0021085  Ribes inerme A. A. Heller 1917-6-17 12718 Placer Along the Yuba River below Cisco. 1677 Comment
  UC857958  Ribes inerme var. inerme A. A. Heller 1917-6-17 12718 Placer below Cisco (along river); Yuba River 1676 Comment
  RSA0022086  Ribes montigenum C. F. Sonne 1897-7-18 s.n. Placer Tinker s Knob. 2591 Comment
  UC1127483  Ribes nevadense N. French 1933-9-14 102 Placer Greek Store Tahoe National Forest, Colfax Quadrangle Comment
  UCD82717  Ribes nevadense Robin McMaster 1973-6-3 434 Placer Lake Spaulding. 1524 Comment
  SEINET12216786  Ribes nevadense J. H. Nishida 1985-1 778 Placer Homewood 1829 Comment
  SCFS11529124  Ribes roezlii E. Krimmel 2012-8-28 Placer NFAm below Chickering bridge. Growing near drying stream bed. Comment
  UC566278  Ribes roezlii N. French 1934-6-22 473 Placer 1/2 mi w Lake Van Norden; Truckee Quadrangle 2133 Comment
  UC566286  Ribes roezlii B. Bolt 1934-7-17 141 Placer 1/2 mi s Lost Emigrant Mine; Truckee Quadrangle 2072 Comment
  UC974958  Ribes roezlii Lewis S. Rose 1940-6-1 40449 Placer 3 mi nw Tahoe City; Truckee River 1889 Comment
  RSA0018267  Ribes roezlii N. H. French 1934-6-22 473 Placer 1/2 mile W of Lake Van Norden. 2134 Comment
  SCFS5087  Ribes roezlii F. Felix, Erica Krimmel 2013-5-19 28 Placer North Fork American River, Serena Creek Junction with North Fork American River Comment
  CAS-BOT-BC186202  Ribes roezlii var. roezlii Alice Eastwood 1906-7-24 951 Placer Camp Agassiz, Glen Alpine Region. Near Fallen Leaf Lake (Tahoe area) Comment
  CAS-BOT-BC186204  Ribes roezlii var. roezlii Geo. B. Grant 1906-7-15 s.n. Placer About Lake Tahoe 2438 Comment
  HSC103189  Ribes roezlii var. roezlii Jade Paget-Seekins 2010-7-19 51 Placer Mountains west of Lake Tahoe, up Forest Route 3 past the Ellis Peak trailhead, left onto road toward Miller Meadows. 2280 Comment
  UC35869  Rigiopappus leptocladus H. N. Bolander 1865-1 4569 Placer Newcastle Comment
  CAS-BOT-BC362921  Rigiopappus leptocladus L. S. Smith 1932-5-11 2649 Placer Tahoe National Forest. Along Forest Hill road 457 Comment
  CDA15663  Rorippa curvisiliqua G. F. Hrusa, J. Glazner 1999-7-18 15205 Placer Lake Tahoe; Wooded slopes betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1889 Comment
  JEPS103349  Rorippa curvisiliqua var. orientalis Lowell Ahart 2002-7-22 9882 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
  JEPS59382  Rorippa subumbellata Ezra Brainerd and Viola B. Baird 1915-7-23 130 Placer Sierra Nevada, Lake Tahoe, Greene's Point 1901 Comment
  UC147639  Rosa bridgesii Harriet A. Walker 1908-6-23 1232 Placer Blue Canyon 1432 Comment
  UCR258768  Rosa eglanteria George K. Helmkamp, Elizabeth Helmkamp 2012-10-16 20035 Placer Sierra Nevada Mountains Foothills, CA-49 at junction with Christian Life Way, c. 2 miles south of Grass Valley 755 Comment
  CAS-BOT-BC147023  Rosa woodsii subsp. ultramontana W. R. Dudley 1909-8-20 s.n. Placer Dutch Flat Comment
  JEPS72264  Rosa woodsii var. ultramontana Gladys L. Smith, Betsy and Norman Wilson 1972-7-6 3285 Placer Squaw Creek Squaw Valley 2438 Comment
  UCD99903  Rubus armeniacus Lindsay Clark 2008-6-10 FHD 2 Placer Next to American River at Driver's Flat Staging Area, 14.5 miles northeast of Auburn. 209 Comment
  CAS-BOT-BC147110  Rubus glaucifolius G. K. Helmkamp; E. A. Helmkamp 2007-5-23 12053 Placer Northern Sierra Nevada Mountains Foothills: along Forest Hill Road, 2.3 miles northeast of Foresthill 1116 Comment
  UC112834  Rubus parviflorus Katharine Brandegee 1908-6 Placer near Gold Run; near Gold Run Comment
  UC13002  Rubus ursinus H. N. Bolander 4532 Placer North Fork American River near Auburn; North Fork American River Comment
  UC89647  Rudbeckia occidentalis T. S. Brandegee 1888-9-1 Placer Blue Canyon Comment
  CHSC45866  Rumex acetosella Lowell Ahart 1972-6-28 126 Placer Near Ahart Camp, near the Middle Fork of the American River, French Meadows. 1584 Comment
  UCD21927  Rumex acetosella Beth Lowe Corbin 1982-8-3 184 Placer Onion Creek campground. In fine, sandy, granitic soil. Disturbed ground near creek and reservoir. Perennial herb. Inflorescence red and yellowish. Full sun. Southwest facing slope. Common. 1841 Comment
  CAS-BOT-BC422031  Rumex acetosella John Thomas Howell 1943-7-19 18564 Placer Summit Valley Comment
  CDA37242  Rumex crispus CDFA Staff s.n. Placer Nute Ranch, near Nute Road. 0 Comment
  UCR235410  Rumex crispus George K. Helmkamp, E. A. Helmkamp 2011-11-28 18483 Placer Sacramento Valley, North Brewer Road, 0.2 mile north of Nicolaus Road, 8.7 mi. west of Lincoln 29 Comment
  UCD44001  Rumex paucifolius C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-11 1367 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  UCR194953  Rumex pulcher George K. Helmkamp, E. A. Helmkamp 2007-5-18 12002 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
  UCD101614  Rumex salicifolius A. A. Heller 1917-6-19 12734 Placer Emigrant Gap. 1615 Comment
  CHSC82610  Sagina saginoides Lowell Ahart 2002-7-22 9884 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
  SCFS11529143  Salix E. Krimmel, F. Felix 2012-9-13 Placer Intersection of Serena Creek and NFAm River. Comment
  CAS-BOT-BC103063  Salix bonplandiana Gordon H. True 1968-7-30 4454 Placer Just east of Rocklin, on Rocklin Rd. 76 Comment
  CAS-BOT-BC103553  Salix eastwoodiae W. R. Dudley 1900-6-14 5080 Placer Grade between Donner Lake and Summit Comment
  CAS-BOT-BC103602  Salix eastwoodiae Dr. E. C. Van Dyke 1915-7-1 s.n. Placer Lake Tahoe region Comment
  CHSC73436  Salix eastwoodiae L. P. Janeway; Eric Schroder 1998-9-16 6324 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
  CHSC13911  Salix geyeriana E. L. Smith 1971-6-17 973 A Placer At s end of Martis Valley ca. 11 kn se of Truckee. 1800 Comment
  JEPS127554  Salix geyeriana Steve Matson 1998-9-1 395 Placer nSNH: Tahoe north shore; Snow Creek watershed, Tahoe Vista/ Kings Beach; middle fork Snow Creek; north end of main pond meadow Comment
  UCD44528  Salix geyeriana C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1894 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  RSA129736  Salix geyeriana var. argentea H. S. Yates 1934-6-29 3917 Placer Near Tahoe City. 1921 Comment
  CAS-BOT-BC106883  Salix jepsonii W. R. Dudley 1900-6-14 5061 Placer Between Donner Lake and Summit Comment
  CAS-BOT-BC249045  Salix jepsonii George K. Helmkamp; E. A. Helmkamp 2010-7-28 16671 Placer Northern Sierra Nevada Mountains: Forest Hill Road, 1.6 miles west of the junction with Soda Springs Road at Robinson Flat 2040 Comment
  CDA16804  Salix jepsonii G. F. Hrusa, J. Glazner 2001-7-15 15943 Placer Sierra Nevada; N face of Crows Nest Pk. immed. W of Sugarbowl. 2316 Comment
  UC1134974  Salix lasiandra subsp. lasiandra B. Bolt 1934-8-17 183 Placer Middle Fork Tahoe Nat'l Forest, Truckee Quad., Middle Fork Comment
  CAS-BOT-BC125296  Salix lasiandra var. lasiandra James Moffitt 1926-8-22 s.n. Placer Lake Tahoe Comment
  CAS-BOT-BC125297  Salix lasiandra var. lasiandra A. A. Heller 1917-6-17 12720 Placer Along the Yuba River below Cisco 1676 Comment
  CAS-BOT-BC125299  Salix lasiandra var. lasiandra W. R. Dudley 1900-6-24 5536 Placer Rubic on road crossing McKinney Creek, Placer - El Dorado Co. line Comment
  CHSC13651  Salix lasiolepis E. L. Smith 1971-7-17 990 Placer At King's Beach. 1903 Comment
  UCD58334  Salix lasiolepis Michael Persichetty 2007-6-5 1 Placer Alta. North side of Spaulding Point. 1219 Comment
  CAS-BOT-BC124753  Salix lemmonii W. R. Dudley 1900-6-14 5014 Placer Donner Lake Meadow Comment
  CAS-BOT-BC124760  Salix lemmonii A. A. Heller 1917-6-17 12721 Placer along the Yuba River below Cisco 1676 Comment
  CAS-BOT-BC124765  Salix lemmonii W. R. Dudley 1900-6-20 5349 Placer on north side of Independence Lake Comment
  CAS-BOT-BC124786  Salix lemmonii Gordon H. True 1965-5-18 1904 Placer Deer Creek trib. to Truckee River just below Squaw Valley, near confluence with Truckee River 1859 Comment
  CAS-BOT-BC124758  Salix lemmonii L. S. Smith 1931-6-12 9 Placer Tahoe National Forest, Babbit Springs along road to Babbit L.O. 2133 Comment
  SEINET10412625  Salix lemmonii W. D. Billings 1951-7-28 2140 Placer Middle Fork American River, Tallbot Home Camp. 1676 Comment
  UC1134925  Salix ligulifolia B. Bolt 1934-8-22 189 Placer Grayhorse Flat Tahoe Nat'l Forest, Truckee Quad., Grayhorse Flat Comment
  POM107016  Salix lucida subsp. lasiandra Marcus E. Jones 1882-6-29 s.n. Placer Emigrant Gap. Comment
  CAS-BOT-BC129082  Salix scouleriana W. R. Dudley 1900-6-1 5532 Placer Above McKinney's near Maddens Cr. Comment
  CAS-BOT-BC129084  Salix scouleriana Beecher Crampton 1975-10-14 9321 Placer Blue Canyon airport area 1524 Comment
  POM107208  Salix scouleriana Marcus E. Jones 1882-7-1 3488 Placer Emigrant Gap. Comment
  UCD22312  Salix scouleriana Rex Palmer 1979-7-12 N 641 Placer Headwaters basin area of the North Fork of the American River Comment
  RSA477526  Sambucus caerulea Wm. Martin 1971-9-10 20240 Placer 1 mile east of Weimar on Hwy 80 610 Comment
  UCR229555  Sambucus mexicana George K. Helmkamp, E. A. Helmkamp 2011-7-26 17902 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
  UCR240962  Sambucus mexicana George K. Helmkamp, E. A. Helmkamp 2012-9-25 19913 Placer Northern Sierra Nevada Mountains, Blue Canyon Road south of I-80 and 0.1 mile north of the Southern Pacific Railroad crossing 1451 Comment
  CAS-BOT-BC238834  Sambucus nigra subsp. caerulea Carl B. Wolf 1930-10-11 1729 Placer 4 miles west of Emigrant Gap 1524 Comment
  UC480752  Sambucus racemosa var. microbotrys W. C. Blasdale 1923-7-15 Placer Ellis Peak Lake Tahoe Region Comment
  CAS-BOT-BC235194  Sambucus racemosa var. racemosa E. A. McGregor 1909-8-13 110 Placer Lake Tahoe Region. Susie Lake 2331 Comment
  UCR231850  Sanguisorba minor subsp. muricata George K. Helmkamp, E. A. Helmkamp 2010-8-11 16753 Placer Northern Sierra Nevada Mountains, Finning Mill Road, 1.2 miles north of Forest Hill Road, at the crossing of Mill Creek 1085 Comment
  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
  SFV11645  Sanicula bipinnatifida M. L. Vincent 1965-4-11 605 Placer 1 mile north of Marysville on Highway 99E. Roadside. 20 Comment
  UCR235488  Sanicula bipinnatifida 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 779 Comment
  CHSC57341  Sanicula crassicaulis W. Schierenberg 1988-3-28 6 Placer Ca. 1.5 km e of Rocklin, 100 m n of Dry Creek. 71 Comment
  JEPS126306  Sanicula tuberosa Steve Matson 2003-7-6 830 Placer Truckee River Watershed SW of Truckee; Squaw Valley; Shirley Canyon; along Granite Chief Trail to PCT (Pacific Crest Trail). Comment
  SEINET3815674 Image available Sanicula tuberosa L. S. Rose 1941-7-18 41323 Placer Lake Tahoe, Chamber Lodge (McKinney) 1900 Comment
  UCR190848  Sanicula tuberosa George 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
  SEINET11160310  Sanicula tuberosa L. L. Killinger 1962-3-17 s.n. Placer North Fork American River, 3 miles E of Auburn. 396 Comment
  RSA121491  Saxifraga bryophora N. H. French 1934-6-22 464 Placer Serena Lake. 2104 Comment
  JEPS82983  Saxifraga californica Patrick Elvander 1984-4-2 1022 Placer 5.1 mi on Yankee Jim Road from junction with Canyon Way (between Colfax and Foresthill off I-80); North Fork American River 1219 Comment
  JEPS82986  Saxifraga californica G. L. Stebbins 1970-4-4 6989 Placer 1/2 mi e of crossing of North Fork (American River, Shirttail Canyon, on road from Colfax to Forest Hill); American River, Shirttail Canyon 457 Comment
  UC73127  Saxifraga californica Milo S. Baker 1900-2-11 Placer near Auburn Comment
  JEPS47489  Saxifraga odontoloma C. F. Sonne 1886-8-6 91 Placer canyon above Coldstream; Sierra Nevada Mountains Comment
  UCD126459  Schedonorus arundinaceus Beecher Crampton 1964-7-21 7122 Placer Cisco Grove (old site). 1722 Comment
  SEINET10292131  Schoenoplectus pungens R. D. Olson 1949-5-14 19 Placer US Highway 40, Roseville City Limit 61 Comment
  CAS-BOT-BC35624  Scirpus congdonii John Thomas Howell 1943-7-22 18700 Placer Summit Valley Comment
  UCD44575  Scirpus congdonii C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1941 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  JEPS73222  Scirpus congdonii Gladys L. Smith 1972-8-25 3437 Placer meadow below cirque n face Granite Chief; n face Granite Chief 2575 Comment
  UCD158886  Scirpus diffusus C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 255 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  RSA122656A  Scirpus microcarpus H. S. Yates 1936-8-9 6000 Placer Near Brockway 1921 Comment
  UCD21846  Scirpus microcarpus Beth Lowe Corbin 1982-8-13 337 Placer 1/8 mile south of Onion Creek campground. Grassy meadow between creek and White Fir forest. Stalks up to 3 1/2' high. Mostly sun. South facing slope, 10% incline. Common. 1816 Comment
  HSC95514  Scutellaria californica James D. Jokerst 1988-6-6 3008 Placer Long Creek Hydro Project, 1 mi. W of Ramsey Crossing, N of Long Canyon Creek Comment
  RSA0074846  Sedum obtusatum Marcus E. Jones 1882-6-29 s.n. Placer Emigrant Gap. Comment
  UC1127141  Sedum obtusatum subsp. obtusatum N. French 1934-6-22 442 Placer Serena Lake Truckee Quad., Tahoe National Forest, Serena Lake Comment
  CAS-BOT-BC59068  Sedum spathulifolium Marcus E. Jones 1882-6-30 3345 Placer Emigrant Gap. Comment
  SD62150  Sedum spathulifolium Darley F. Howe 1965-5-21 Placer Canyon on south side of north fork of American River near Forest Hill. 455 Comment
  UCD135984  Selaginella hansenii A. S. Crafts 1940-12-10 s.n. Placer Near Auburn. Comment
  UC942750  Selaginella hansenii Peter H. Raven and G. L. Stebbins Jr. 1952-4-20 4019 Placer above bridge on N. Fork American River on Rt. 49 N. Fork American River 365 Comment
  CAS-BOT-BC69717  Selaginella wallacei G. L. Stebbins 1969-11-20 6981 Placer Shirttail Canyon, road from Colfax to Forest Hill, mile east of bridge across North Fork, American River. 365 Comment
  UC147586  Senecio aronicoides Harriet A. Walker 1908-6-23 1224 Placer Blue Canyon 1432 Comment
  UCD18324  Senecio aronicoides A. M. Shapiro 2001-5-12 s.n. Placer near Dutch Flat. 914 Comment
  JEPS126351  Senecio hydrophilus Steve Matson 1998-8-15 379 Placer Tahoe north shore; Snow Creek Watershed, Tahoe Vista/Kings Beach; on north side of pole near Highway 28 in main meadow. Comment
  JEPS126385  Senecio integerrimus var. major Steve Matson 1997-6-1 13 Placer Tahoe north shore; Snow Creek Watershed, Tahoe Vista/Kings Beach; dirt road extension west from Tiger Ave. Comment
  UC91697  Senecio integerrimus var. major C. F. Sonne July 1897 Placer Squaw Valley Comment
  CDA31823  Sesbania punicea C. Owens 2010-6-29 s.n. Placer Along Bear River, +/- 20 meters downstream from bridge (Highway 65). 0 Comment
  SACT002081  Setaria faberi D. Meyer 1972-10-5 Placer Collected just north of Eureka Road. Weed along edge of irrigation ditch orchard. Comment
  CDA37868  Setaria faberi J. L. Johnson 1980-7-8 s.n. Placer Penryn 0 Comment
  SACT002083  Setaria geniculata D. Meyer 1984-10-24 Placer 6th and H streets. Growing in crack. Comment
  CAS-BOT-BC213132  Sidalcea Emily K. Mcpherson 1976-9-19 76283 Placer One mile east of Talbot Campground, open area near Middle Fork American River, Sierra Nevada 1767 Comment
  CDA25000  Sidalcea asprella J. Glazner 2000-8-16 s.n. Placer Lake Tahoe; betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1889 Comment
  CHSC73956  Sidalcea glaucescens Susi Urie 1998-8-11 98 -022 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
  UCD44489  Sidalcea glaucescens C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1855 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  POM260017  Sidalcea hartwegii C. L. Hitchcock 1940-5-15 6404 Placer 6 miles N of Colfax Comment
  RSA21277  Sidalcea hartwegii Carl B. Wolf 1937-5-12 8620 Placer Sacramento Valley, 1 mi N of Lincoln. 46 Comment
  SCFS1161  Sidalcea oregana E. Krimmel, F. Felix 2013-7-28 Placer NFAm. Swimming Hole Trail. Cedar's Meadow. Comment
  CHSC73959  Sidalcea oregana subsp. spicata Susi Urie 1998-9-1 98 -176 Placer Large meadow below Hwy 28, between the highway and Lake Forest Road; about 3 mi north of Lake Tahoe. 1908 Comment
  CHSC79325  Sidalcea oregana subsp. spicata Beecher Crampton 1972-7-26 8838 Placer Carpenter Flat east of Emigrant Gap. 1615 Comment
  UC871507  Sidalcea oregana subsp. spicata Alice Eastwood 1909-1 62 Placer Sunnyside Lake Tahoe Region, Sunnyside Comment
  SEINET9006191  Sidalcea oregana var. spicata P. B. Kennedy, S. B. Doten 1901-8-18 441 Placer Talbots Home Camp, 7 miles from French Meadows. Comment
  POM100926  Silene douglasii Marcus E. Jones 1882-7-1 s.n. Placer Emigrant Gap. Comment
  CAS-BOT-BC136287  Silene douglasii Kellogg; Brannan 1880-6-30 s.n. Placer Cisco Comment
  UC196525  Silene douglasii C. F. Sonne 1891-8-9 Placer on road to Tahoe canyon above Squaw Valley; Canyon above Squaw Valley on road to Tahoe Comment
  SEINET5337179  Silene douglasii var. monantha H. M. Hall 1910-7-4 8742 Placer Near Cisco, Upper transition zone. 1890 Comment
  JEPS127489  Silene menziesii Steve Matson 2000-6-27 462 Placer nSNH: Tahoe north shore; Snow Creek watershed, Tahoe Vista/Kings Beach; NNW of west end of golf course. Comment
  CAS-BOT-BC181373  Silene occidentalis H. M. Hall 1910-6-25 8709 Placer Cisco 1800 Comment
  UC311417  Silene occidentalis subsp. occidentalis Marcus E. Jones, A. M. 1882-6-30 Placer Emigrant Gap Comment
  SD81040  Sisymbrium altissimum Darley F. Howe 1971-7-3 Placer Truckee 2000 Comment
  UCR222539  Sisymbrium officinale George K. Helmkamp, E. A. Helmkamp 2010-4-23 15912 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
  CHSC58405  Sisyrinchium bellum Gary H. Bolton 1975-5-24 43 Placer Spring Garden Road and Auburn-Foresthill Road. Comment
  SEINET3814483  Sisyrinchium bellum Marcus E. Jones 1897-7-5 Placer Prattville 1372 Comment
  SACT002234  Sitanion hystrix Michael Baad 1976-7-17 Placer 0.5 mile west of Alpine Meadows Ski Resort on trail to Five Lakes, southeast corner of northeast corner. 2072.0 Comment
  SACT002251  Sitanion jubatum D. Meyer 1980-5-24 Placer 1212.0 Comment
  SACT002253  Sitanion jubatum Michael Baad 1977-6-21 Placer Two miles north of junction of road. Extensive serpetine outcrop. 1158.0 Comment
  CDA5940  Solanum dimidiatum T. C. Fuller 1968-7-22 17406 Placer 221 Elm Street, Roseville. 0 Comment
  UC1125012  Solanum umbelliferum N. French 1934-5-24 368 Placer N. fork, North Fork American River, Tahoe National Forest North Fork American River; Tahoe National Forest, North Fork American River 1341 Comment
  UCD127064  Solanum xanti M. H. Mills 1996-4-12 155 Placer 5830 Walden Lane, Loomis. 180 Comment
  UCD43163  Solidago canadensis subsp. elongata C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-20 532 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  CAS-BOT-BC365506  Solidago elongata A. A. Heller 1917-8-15 12938 Placer Soda Springs Station, lower end of Summit Valley 2042 Comment
  CAS-BOT-BC365507  Solidago elongata A. A. Heller 1917-8-15 12938 Placer Soda Springs Station, lower end of Summit Valley 2042 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
  UCD43123  Solidago elongata C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-19 491 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  SCFS1121  Sorbus E. Krimmel 2013-6-29 Placer NFAm. Painted Rock Trail. Comment
  CAS-BOT-BC390678  Spergularia rubra A. A. Heller 1917-6-17 12723 Placer Cisco 1828 Comment
  JEPS111305  Sphenosciadium capitellatum Steve Matson 2005-7-4 1378 Placer Martis Valley, southeast of Truckee, National Recreation Area, south of Highway 267 and south of Martis Creek and west of Northstar subdivision; along fenceline; 39.2866 N, 120.1401 W: elevation 5,900 ft. 1798 Comment
  SEINET3157626  Spiraea betulifolia G. B. Grant 1906-1 1239 Placer Lake Tahoe, Sierra Nevada Mts. 2438 Comment
  UCD22286  Spiraea splendens Rex Palmer 1979-7-10 N 513 Placer Headwaters basin area of the North Fork of the American River. Comment
  UCD93131  Sporobolus cryptandrus Beecher Crampton 1969-10-9 8518 Placer Ca. 4 miles E of Cisco Grove, Interstate Hwy. 80 westbound, Big Bend area. 1828 Comment
  JEPS126281  Stachys ajugoides Steve Matson 2003-6-29 816 Placer nSNH Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; 500 yards north of Highway 267 and along Martis Creek. Comment
  UCD43851  Stachys ajugoides C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-7 1217 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  CHSC74230  Stachys ajugoides var. rigida Susi Urie 1998-9-2 98 218 A Placer Large meadow below Hwy 28, between the highway and Lake Forest Road; about 2 mi north of Lake Tahoe. 1908 Comment
  POM283403  Stachys rigida subsp. rivularis Lyman Benson 1932-7-31 4023 Placer Tahoe Tavern, Sierra Nevada mtn range, Lake Tahoe watershed. 1890 Comment
  SEINET3155893  Stellaria longipes W. H. Evans 1891-8-1 sn Placer Lake Tahoe Comment
  HSC4292  Stellaria longipes R. G. Means 1962-6-28 48 Placer N end Lake Tahoe, near Placer County Admin. Bldg. 1921 Comment
  UCD43249  Stellaria longipes var. longipes C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-13 618 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  CHSC67639  Stenotus acaulis James D. Jokerst 1986-7-13 2736 Placer Trail from The Cedars, high Sierra Nevada SW of Donner Lake, just below the summit of Needle Peak. Comment
  JEPS71598  Stenotus acaulis Gladys L. Smith 1972-6-20 3218 Placer Ward Peak in gravel on open plateau about terminus of Summit Chairlift 2621 Comment
  RSA531313  Stenotus acaulis Walter Wisura, Tom Hayduk, Q. Junzhuan 1991-8-22 4542 Placer Squaw Valley beyond upper cable car stn. on top of rocky ridge. Comment
  UC485636  Stephanomeria lactucina H. M. Hall 1910-7-10 8751 Placer near Cisco station; Sierra Nevada Mountains 1828 Comment
  UCD21790  Stephanomeria lactucina Beth Lowe Corbin 1982-8-4 209 Placer 1/4 mile W of Onion Creek campground. 1856 Comment
  CAS-BOT-BC375611  Stephanomeria lactucina Roxana S. Ferris 1957-8-9 13098 Placer Along U. S. Highway 40 just West of Emigrant Gap Comment
  JEPS21626  Stephanomeria lactucina Roxana S. Ferris 1957-8-9 13098 Placer Along U. S. Highway 40 just W of Emigrant Gap. Comment
  SACT002320  Stipa californica D. Meyer 1984-9-23 Placer DRy rocky summit of north facing slope. 2315.0 Comment
  SACT002326  Stipa californica D. Meyer 1984-7-15 Placer 1.3 km from Serene Lake Lodge 1909.0 Comment
  SACT002328  Stipa californica D. Meyer 1984-8-26 Placer Collected at summit 1660.0 Comment
  SACT002332  Stipa californica Michael Baad 1976-7-17 Placer Collected in ski area on trail to Five Lakes. Southeast corner of northeast corner. 2072.0 Comment
  SEINET10603802  Stipa californica A. Arthur Heller 1917-8-14 Heller 12925 Placer Mt. Lincoln south of Summit valley, on steep gravelly slope, with a few scattered trees of Hesperopeuce. Mertensiana near the crest. 2499 Comment
  UCD55562  Stipa columbiana Rex Palmer 1979-6-19 N 254 Placer Headwaters basin area of the North Fork of the American River Comment
  SACT002355  Stipa lemmonii D. Meyer 1984-7-8 Placer Near bridge, very moist streambank. 1290.0 Comment
  SACT002362  Stipa lemmonii Michael Baad 1976-6-17 Placer Collected on flood plain at Royale Gorge- Wabena Creek to Wildcat Canyon. Comment
  SEINET10603900  Stipa lettermanii Unknown 1886-1 Anonymous 12889 Placer Summit Station in open places in coarse granite sand, upper limit of the yellow pine belt. 2121 Comment
  SEINET10893292  Stipa stillmanii Smith 1931-6-21 Smith 2557 Placer Shallow, loose, loam soil. East slope. trail below pine Nut, Duncan Canyon; ca 11 miles east 9northeast) of Michigan bluff 1524 Comment
  CAS-BOT-BC87414  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-BC87416  Streptanthus polygaloides Rimo Bacigalupi 1952-7-20 3875 Placer Tahoe National Forest. Just south of Shirttail Creek. 6 miles east of Iowa Hill. 1112 Comment
  POM260048  Streptanthus polygaloides C. L. Hitchcock 1940-5-15 6401 Placer 6 miles N of Colfax Comment
  UC1601616  Streptanthus polygaloides C. L. Hitchcock 1940-5-15 6401 Placer hillside 6 mi n Colfax Comment
  CAS-BOT-BC87764  Streptanthus tortuosus Lewis S. Rose 1941-7-23 41355 Placer Chambers Lodge, (McKinney), Lake Tahoe. 1920 Comment
  CAS-BOT-BC87766  Streptanthus tortuosus Betty J. jorgensen 1944-7-2 513 Placer Along summit near Donner Pass. Comment
  JEPS27073  Streptanthus tortuosus C. F. Sonne June 1888 19 Placer above Donner Lake; Sierra Nevada Mountains 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
  UC147610  Streptanthus tortuosus var. orbiculatus Harriet A. Walker 1908-6-26 1302 Placer Cisco 1810 Comment
  JEPS81209  Styrax officinalis var. redivivus Douglas W. James Jr. 1973-5-27 119 Placer off Mosquito Ridge Road about 2 mi from Forest Hill 853 Comment
  RSA21028  Styrax redivivus Carl B. Wolf 1937-9-4 9283 Placer Ssacramento Valley, W of N Fork American River, 8 mi N of Folsom on road to Auburn. 122 Comment
  SJSU2076  Styrax redivivus F. J. Santana 1958-5-10 78 Placer c. 2 mi from Auburn, Sierra Nevada foothills 426 Comment
  UCD119093  Styrax redivivus Linda A. Bell 1975-5-24 173 Placer Highway 49, 2 miles South-East of Auburn. 457 Comment
  CAS-BOT-BC47710  Styrax redivivus Julie Combs 1994-5-14 19 Placer 1/2 m E of Robie St. just off hiking trail 274 Comment
  CAS-BOT-BC215296  Symphoricarpos mollis C. F. Sonne 1886-7-18 s.n. Placer Truckee River, Sierra Nevada Comment
  CAS-BOT-BC215297  Symphoricarpos mollis Mary P. Wells 1980-9-11 s.n. Placer Forest west of Pioneer Way, Tahoe City, Sierra Nevada 1981 Comment
  CAS-BOT-BC237001  Symphoricarpos mollis Marcus E. Jones 1882-6-27 3292 Placer Emigrant Gap Comment
  UCD74066  Symphoricarpos mollis Jennifer W. Burt 2005-7-17 75 Placer Powder Bowl' abandoned ski area (South of Alpine Meadow Road off Hwy 89 near Alpine Meadows) - collected from center of an abandoned ski run. 2020 Comment
  UC147557  Symphoricarpos mollis var. acutus Harriet A. Walker 1908-6-23 1236 Placer Blue Canyon 1432 Comment
  JEPS59431  Symphoricarpos rotundifolius var. rotundifolius Ezra Brainerd and Viola B. Baird 1915-7-9 151 Placer Bear Rock; Sierra Nevada Mts. 1889 Comment
  CHSC9532  Symphyotrichum ascendens J. F. Goodwin 1971-7-11 168 Placer 200 ft. south of Hwy 267. 4.0 mi SE of Truckee. 1950 Comment
  SBBG7649  Symphyotrichum ascendens E. R. Blakley 1960-9-3 3813 Placer Kings Beach, Lake Tahoe 1905 Comment
  CHSC74063  Symphyotrichum bracteolatum Susi Urie 1998-8-11 98 -009 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
  UC87110  Symphyotrichum bracteolatum C. F. Sonne 1886-8-1 Placer Mayers Meadows; Truckee Comment
  SEINET9289579  Symphyotrichum eatonii Unknown 2000-9-3 15665 Placer Placer Comment
  SEINET9331002  Symphyotrichum eatonii Unknown 2000-9-3 15665 Placer Placer Comment
  CAS-BOT-BC98964  Symphyotrichum foliaceum var. parryi Peter Rubtzoff 1976-9-18 8842 Placer Sierra Nevada, Lake Van Norden - south side of lake, lakeshore near margin of bordering forest. 2063 Comment
  CAS-BOT-BC98478  Symphyotrichum spathulatum A. A. Heller 1917-8-13 12880 Placer Summit Valley 2118 Comment
  JEPS126314  Symphyotrichum spathulatum Steve Matson 1997-7-6 46 Placer Tahoe north shore; Snow Creek Watershed, Tahoe Vista/Kings Beach; along dirt road western extension of North Ave. Comment
  UC128133  Symphyotrichum spathulatum Miss Harriet A. Walker 1908-7-26 1437 Placer Cisco 1810 Comment
  CHSC73927  Symphyotrichum spathulatum var. spathulatum Susi Urie 1998-8-18 98 -063 Placer About 0.2 mi north of Lake Tahoe; large meadow complex between Kings Beach and Tahoe Vista. 1901 Comment
  CHSC74200  Symphyotrichum spathulatum var. spathulatum Susi Urie 1998-9-3 98 -233 Placer Meadow along the un-named creek along the northeast side of Tahoe Vista; about 0.5 mi north of Lake Tahoe. 1914 Comment
  CAS-BOT-BC376789  Tanacetum parthenium Peter H. Raven 1956-8-4 9987 Placer Blue Canyon 1432 Comment
  UC303494  Tauschia hartwegii Mary E. Pulsifer Ames March 1892 Placer Auburn Comment
  UCSB32305  Tauschia hartwegii Bingham, R. F. (Mrs.) 1882-1 Placer Auburn Comment
  CAS-BOT-BC392277  Thalictrum John H. Thomas; Hazelle A. Thomas 1956-7-21 6156 Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento 2377 Comment
  CDA25003  Thalictrum fendleri J. Glazner 2000-8-16 s.n. Placer Lake Tahoe; Betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1889 Comment
  CAS-BOT-BC392398  Thalictrum fendleri Geo. B. Grant 1905-7-15 7008 Placer Tahoe Tavern, Lake Tahoe Comment
  UCR233461  Thalictrum fendleri var. fendleri George K. Helmkamp, E. A. Helmkamp 2011-8-26 18191 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
  SEINET3161796  Thalictrum fendleri var. platycarpum W. A. Setchell, C. C. Dobie 1901-7-6 sn Placer Glen Alpine 2743 Comment
  UC854483  Thalictrum fendleri var. polycarpum Alice Eastwood 1912-6-15 404 Placer Deer Park Lake Tahoe Region Comment
  SEINET6627107  Thelypteris nevadensis P. B. Kennedy 1901-8-21 425 Placer Middle Fork of American River Comment
  SEINET6627109  Thelypteris nevadensis P. B. Kennedy 1901-8-21 425 Placer Middle Fork of American River Comment
  UC1585846  Thysanocarpus curvipes Barbara Ertter with David Thompson 1989-4-9 8194 Placer ne Auburn (halfway down road to Lake Clementine (= North Fork Lake)); dwn rd to Lake Clementine (= North Fork Lake), ne of Auburn 304 Comment
  UCD115924  Thysanocarpus curvipes K. Esau 1932-4-17 s.n. Placer Auburn. Comment
  SBBG45226  Thysanocarpus curvipes Leota Davidson 1966-5-3 416 Placer mtn side of Eldorado County line bridge, near Auburn Comment
  RSA0039368  Thysanocarpus curvipes var. curvipes Barbara Ertter, David Thompson 1989-4-9 8194 Placer Halfway down road to Lake Clementine (=North Fork Lake) NE of Auburn. 304 Comment
  CAS-BOT-BC67323  Thysanocarpus radians M. K. Curran 1884-1-1 s.n. Placer Roseville. Comment
  JEPS113105  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
  CDA36900  Torilis arvensis CDFA Staff 1995-6-2 s.n. Placer Dry Creek. 0 Comment
  CDA37048  Torilis arvensis CDFA Staff 1995-5-31 s.n. Placer Pino Ranch, near Newcastle. 0 Comment
  UCD128157  Torilis arvensis G. K. Helmkamp; Elizabeth Helmkamp 2006-5-13 10427 A Placer Northern Sierra Nevada Foothills. 2.1 miles south of Auburn along CA Hwy 49. 293 Comment
  CDA5466  Torilis nodosa T. C. Fuller 1959-5-2 2415 Placer Warren Wilson property, Mt. Pleasant District, 5 miles northeast of Lincoln. 0 Comment
  CHSC45227  Torreya californica Lowell Ahart 1972-4-1 80 Placer Along the north side of Mosquito Ridge Road, about 8 miles east of Forest Hill. 1219 Comment
  RSA129465  Torreya californica N. H. French 1933-5-19 60 Placer Near Iowa Hill 915 Comment
  UCSB25993  Toxicodendron diversilobum Morley, Thomas 1946-5-30 Placer Northeast of the Masonic Cemetery, Dutch Flat 1005 Comment
  CDA35360  Toxicodendron diversilobum T. C. Fuller 1965-8-18 14005 Placer Sierra Nevada; 4 miles southeast of Loomis, Auburn-Folsom Rd. Comment
  UCD150495  Toxicoscordion venenosum var. venenosum James A. Neilson Jr. 1971-6-30 2132 Placer Tahoe Basin, lower Ward Valley, Ward drainage. 1920 Comment
  UCD21793  Tragopogon dubius Beth Lowe Corbin 1982-8-13 348 Placer 1/4 mile W of The Cedars. 1737 Comment
  CAS-BOT-BC377060  Tragopogon dubius F. Almeda 1993-7-25 7287 Placer Soda Springs in the Sierra Nevada about 15 miles from Interstate Hwy #80 due SE of Donner Pass 1920 Comment
  UCD138326  Triantha occidentalis F. H. Bolster 1912-8-31 46 Placer Long Lake Valley. 1981 Comment
  SEINET9288478  Trichostema oblongum Unknown 1999-7-17 15158 Placer Martis Valley Comment
  SFV8496  Trichostema oblongum J. M. Tucker 1975-7-28 4352 Placer Sierra Nevada About 100 yards west of the road in to "The Cedars," private river holding on the upper North Fork of the American River, about 6 miles (airline) south of Soda Springs (Nevada County). 1799 Comment
  SD237450  Trifolium campestre G. K. Helmkamp, E. A. Helmkamp 2009-5-7 14619 Placer Sierra Nevada Mountains Foothills: Oxbow Road, 2.0 miles south of its junction with Mosquito Rodge Road; north edge of Oxbow Reservoir (Michigan Bluff 7.5'Q) 402 Comment
  UCD22006  Trifolium cyathiferum Beth Lowe Corbin 1982-8-11 325 Placer 1.5 miles WNW of Onion Creek campground. 1950 Comment
  UCD22008  Trifolium cyathiferum Rex Palmer 1979-7-9 N 449 Placer Headwaters basin area of the North Fork of the American River Comment
  UCR231900  Trifolium depauperatum var. depauperatum George K. Helmkamp, E. A. Helmkamp 2011-4-10 17154 Placer Sacramento Valley, along Riosa Road at the east edge of the village of Sheridan 41 Comment
  UC1585951  Trifolium depauperatum var. depauperatum Barbara Ertter with David Thompson 1989-4-9 8186 Placer 6.2 mi sw Spring Garden Rd (Auburn-Forest Hill Rd, ca 8 air mi ne of Auburn) Comment
  UCR249539  Trifolium dubium George K. Helmkamp, Amy Barnes 2013-3-28 20291 Placer Eastern Sacramento Valley, northwest side of junction of Riosa Road and Andressen Road, northeast of Sheridan 36 Comment
  SDSU5276  Trifolium dubium D. F. Howe 1965-5-21 4066 Placer Canyon on south side of north fork of American River between Forest Hill and Yankee Jims. 914 Comment
  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
  SD237453  Trifolium hirtum G. K. Helmkamp, E. A. Helmkamp 2010-4-23 15907 Placer Sierra Nevada Mountains Foothills: along Salmon Falls Road at Miners Valley Road, 4.5 miles south of junction with CA-49 at Pilot Hill (Pilot Hill 7.5'Q) 287 Comment
  SD255755  Trifolium hirtum George K. Helmkamp, Amy Barnes 2014-3-21 22643 Placer Sacramento Valley; Sheridan, Riosa Road at the west side of its junction with old CA 65. 32 Comment
  SEINET9347167  Trifolium hirtum Unknown 2010-4-23 15907 Placer Sierra Nevada Mountains Foothills Comment
  UCR253130  Trifolium hirtum George K. Helmkamp, Amy Barnes 2014-4-23 22810 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
  RSA755332  Trifolium incarnatum George K. Helmkamp, E. A. Helmkamp 2009-4-22 14572 Placer Rucky Chuck Rd. (dirt) 1.2 miles southeast of Forest Hill Road 448 Comment
  JEPS59433  Trifolium longipes Ezra Brainerd and Viola B. Baird 1915-7-10 153 Placer Deer Park Sierra Nevada Mtns 1920 Comment
  UCD111275  Trifolium longipes R. Tofsrud 1951-7-11 s.n. Placer Ice Lake, 4 mi. S of Soda Springs. Comment
  UCD36424  Trifolium longipes Beecher Crampton 1953-7-21 1534 Placer Placer County, 1 mile south of Soda Springs, on Harrison Flat Road. 2133 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
  CDA11998  Trifolium microcephalum G. F. Hrusa 1995-5-2 12179 Placer Sierra Nevada; approx. 1 km. on Mosquito Ridge Rd. past Gorman Ranch Rd. intersection. Comment
  CDA37046  Trifolium microcephalum CDFA Staff 1995-5-31 s.n. Placer Pino Ranch, near Newcastle. 0 Comment
  UC148970  Trifolium monanthum subsp. parvum H. M. Hall 1910-7-3 8737 Placer New Emigrant Gap Sierra Nevada Mtns 1645 Comment
  UC450024  Trifolium pratense Katharine Brandegee Aug. 1911 Placer Tahoe Tavern Comment
  SEINET7375918  Trifolium tridentatum A. Beninghoff 1930-4-20 1779 Placer Lincoln Comment
  POM27839  Trifolium variegatum Marcus E. Jones 1882-6-27 s.n. Placer Emigrant Gap. Comment
  CHSC24636  Trifolium willdenovii T. C. English 1976-4-11 23 Placer Located 2 mi w Hwy 49 bridge over N Fork of American River on n edge of abandoned R.R. 335 Comment
  UCSC010619  Trifolium willdenovii George K. Helmkamp, Amy Barnes 2014-3-21 22630 Placer Sacramento Valley: iosa Road at the east side of junction with CA SR65, just west of Sheridan 33 Comment
  UC147565  Trillium albidum Harriet A. Walker 1908-6-24 1259 Placer Blue Canyon Comment
  UC718457  Triphysaria eriantha subsp. eriantha Carl B. Wolf 1937-3-30 8345 Placer on Penryn Road 4 8/10 mi e Lincoln; Sacramento Valley, e of Lincoln 91 Comment
  UCR206357  Triphysaria eriantha subsp. eriantha George K. Helmkamp, E. A. Helmkamp 2009-3-11 14386 Placer Sacramento Valley, Ranch House Road, 0.2 mile south of Sheridan 37 Comment
  CHSC96512  Triphysaria pusilla Lowell Ahart; Brian Williams 2007-4-13 13655 Placer On damp granite soil, margins of vernal pools and 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
  UCR198418  Triphysaria pusilla George K. Helmkamp, E. A. Helmkamp 2008-4-17 13286 Placer Sacramento Valley, Ranch House Road, 0.2 mile southeast of Sheridan 37 Comment
  SD241199  Triphysaria versicolor subsp. faucibarbata George K. Helmkamp, E. A. Helmkamp 2011-4-10 17158 Placer Sacramento Valley: along Riosa Road at the east edge of the village of Sheridan (Lincoln 7.5'Q) 41 Comment
  CAS-BOT-BC193496  Trisetum cernuum Catherine Best 1981-8-1 s.n. Placer Big Meadow, ca. 3 mi. S of French Meadow - Sierra Nevada 1600 Comment
  UC1155399  Trisetum projectum Beecher Crampton 1964-7-21 7115 Placer Hwy 40 1/2 mi wnw Cisco Grove 1706 Comment
  SACT002457  Trisetum spicatum D. Meyer 1984-7-15 Placer Opening in forest canopy. 3.5 km from lodge. 1909.0 Comment
  UCD22214  Trisetum spicatum<