Search Results — 2000 specimen records retrieved (1586 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC331013  Acer glabrum var. glabrum James R. Shevock 1985-8-9 11337 Placer Western slope of the northern Sierra Nevada. Tahoe National Forest, Granitie Chief Wilderness. Along trail 16E10 above Picayune Valley 2200 Comment
  RSA739870  Acer glabrum var. torreyi L. P. Janeway, David Toren 2008-9-15 9596 Placer Northern High Sierra Nevada, Plumas National Forest, along S Branch Middle Fork Feather River 500m upstream of the Road 22N95 Bridge, 1.8km NW of Cascade. 1132 Comment
  CAS-BOT-BC333261  Acer macrophyllum Marcus E. Jones 1882-6-28 3306 Placer Emigrant Gap Comment
  POM85271  Acer macrophyllum Marcus E. Jones 1882-5-28 3308 Placer Emigrant Gap. Comment
  SEINET7894012  Acer macrophyllum J. Ridley 1959-4-19 24 Placer 1 mi. east of Baxter along small stream bank on south side of Highway 40 1219 Comment
  CAS-BOT-BC28723  Achillea millefolium Elizabeth Parsons Hawyer 1911-8-1 s.n. Placer Sunnyside, Lake Tahoe Comment
  UC565936  Achillea millefolium H. S. Yates 1934-6-29 3882 Placer near Brockway 1920 Comment
  UCD130325  Achillea millefolium Albert Grigarick 2011-8-31 306 Placer Alpine Meadows Ski Resort. Approx. 200 yds W of headquarters. 2150 Comment
  UCD44627  Achillea millefolium C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 1993 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  SEINET11842679  Achillea millefolium subsp. lanulosa J. H. Nishida 1985-1 783 Placer Homewood 1829 Comment
  CAS-BOT-BC210743  Achnatherum nelsonii W. R. Dudley 1900-6-28 s.n. Placer Tallac Comment
  CHSC74330  Achnatherum nelsonii subsp. dorei Susi Urie; Eric Schroder 1998-9-8 98 -276 Placer On north side of Ward Creek about 3.1 mi west of Lake Tahoe and Sunnyside. 2017 Comment
  CAS-BOT-BC216876  Achnatherum occidentale Lewis S. Rose 1944-7-10 44061 Placer Chambers Lodge, Lake Tahoe 1920 Comment
  UC682057  Achnatherum occidentale subsp. californicum G. L. Stebbins Jr. 1941-7-16 3170 Placer 1 mi w Cisco Grove (rocky ledges along US Highway 40) 1706 Comment
  UC682059  Achnatherum occidentale subsp. californicum G. L. Stebbins Jr. 1941-7-16 3172 Placer 1 mi w Cisco Grove (rocky ledges along US Highway 40) 1706 Comment
  UCD22218  Achnatherum occidentale subsp. californicum Beth Lowe Corbin 1982-8-12 336 Placer 1/3 mile NE of Onion Creek Campground. SW facing slope, 15% incline. Common. Partial sun. In organic, fine, sandy soil in opening in white fir forest. Perennial forming moderately small bunches. 1905 Comment
  UCD51038  Achnatherum occidentale subsp. californicum Beecher Crampton 1955-6-15 2912 Placer 1/2 mile north of Forest Hill. 975 Comment
  CDA15993  Achnatherum occidentale subsp. pubescens G. F. Hrusa, L. Serafini 1993-6-29 11257 Placer Occasional on dry gravelly flats among granite boulders. Open huckleberry oak chaparral within white fir-ponderosa pine forest. S side of French Meadows Reservoir immediately below dam. Perennial bunch-grass. Comment
  UCD51419  Achnatherum stillmanii B. Bolt 1934-7-17 175 Placer 1/2 mile S. of Walker Mine. 1920 Comment
  CAS-BOT-BC218035  Achnatherum stillmanii L. S. Smith 1926-6-3 1880 Placer Sugar Pine range, Forest Hill District, Tahoe Forest 914 Comment
  UCD51417  Achnatherum stillmanii G. L. Stebbins Jr. 1941-7-16 3167 Placer 50-100 yards below S.P. railroad tracks, 1.2 mile south of Blue Canon Station. 1447 Comment
  RSA43802  Achyrachaena mollis D. F. Howe 1948-5-21 s.n. Placer [Unspecified] 457 Comment
  SD180596  Acmispon americanus Beecher Crampton 1972-7-26 8836 Placer Carpenter Flat east of Emigrant Gap. 1615 Comment
  JEPS127427  Acmispon americanus var. americanus Steve Matson 1998-8-15 377 Placer nSNH Tahoe North shore; Snow Creek Watershed, Tahoe Vista/Kings Beach. Comment
  CAS-BOT-BC204857  Acmispon argophyllus var. fremontii Vincent Jones 1919-7-7 s.n. Placer Ridge above Bear Valley 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
  CHSC81783  Acmispon nevadensis var. nevadensis Lowell Ahart; Peter Ahart 2001-10-10 9345 Placer French Meadows Reservoir, near the boat or trail access area on the northwest side of the reservoir, about 1 mile southwest of the bridge across the Middle Fork of the American River, about 2 miles southwest of Ahart Camp, about 22 miles (air) northeast of Forest Hill. 1594 Comment
  POM151159  Aconitum columbianum var. columbianum Allen M. Carpenter 1892-1 s.n. Placer [Unspecified] Comment
  UCD83596  Aconogonon phytolaccifolium Albert Grigarick 2009-8-7 165 Placer Shirley Creek Trail, between Squaw Valley Resort and Shirley Lake. 2171 Comment
  CAS-BOT-BC29287  Adenocaulon bicolor Saichi Kawahara 1969-7-6 1424 Placer Near cabin, Mel Henderson Ranch, Indian Creek 999 Comment
  OBI39838  Adenocaulon bicolor Joy H. Nishida 1985-7-10 790 Placer Homewood 1829 Comment
  SEINET11842680  Adenocaulon bicolor J. H. Nishida 1985-1 790 Placer Homewood 1829 Comment
  SEINET3860417 Image available Adiantum jordanii George K. Helmkamp, Mary Alice Barnes; Mary Jane Ganibe 2010-7-2 16437 Placer Sierra Nevada Mountains Foothills: Iowa Hill Road, 1.9 miles southeast of its junction with Canyon Way Colfax.; 0 415 Comment
  UCR218241  Adiantum jordanii George K. Helmkamp, Mary Alice Barnes & Mary Jane Ganibe 2010-7-2 16437 Placer Sierra Nevada Mountains Foothills, Iowa Hill Road, 1.9 miles southeast of its junction with Canyon Way in Colfax 415 Comment
  CAS-BOT-BC9066  Aegilops triuncialis K. L. Stark 1971-6-8 s.n. Placer West side of Fiddyment Road, 0.1 mile south of Phillip Road, ca. 5 miles northeast of Roseville Comment
  SACT000029  Aegilops triuncialis D. Meyer 1983-7-24 Placer Moist, shady roadside 1036.32 Comment
  SACT000036  Aegilops triuncialis H. Stinnett, Ron Pelzman 1963-5-26 Placer 762.0 Comment
  UCD36676  Aegilops triuncialis Beecher Crampton 1955-5-27 2815 Placer Placer County, 5 miles northwest of Roseville. Comment
  UCR241273  Aegilops triuncialis George K. Helmkamp, E. A. Helmkamp 2012-6-19 19218 Placer Northern Sierra Nevada Mountains Foothills, Foresthill Road, 2.6 miles east of its junction with Mosquito Ridge Road in Forest Hill 1052 Comment
  SJSU11410  Agastache urticifolia H. T. Harvey 1958-8-19 Placer Sugar Bowl, 1 mi S of Donner Summit 2164 Comment
  OBI48642  Agastache urticifolia C. F. Sonne 1983-8-27 285 Placer Sierra Nevada Mts. Canon above Colstream Comment
  UC615511  Agastache urticifolia Beryl O. Schreiber 1932-9-11 766 Placer road to Summit Comment
  CAS-BOT-BC29380  Ageratina occidentalis Helen D. Geis 1912-6-1 106 Placer Deer Park Comment
  RSA0049718  Agoseris aurantiaca var. aurantiaca Dean Wm. Taylor 2013-8-7 21394 Placer Coldstream Valley, just above Horseshoe Bend on the railroad mainline 1889 Comment
  CHSC74187  Agoseris glauca var. monticola Susi Urie 1998-9-4 98 -267 Placer Meadow complex on north side of Ward Creek about 2.9 mi west of Lake Tahoe and Sunnyside. 2011 Comment
  CDA15945  Agoseris grandiflora G. F. Hrusa, J. Glazner 1999-7-17 15154 a Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  HSC33420  Agoseris grandiflora Thomas W. Nelson, Jane P. Nelson 1974-6-17 1370 Placer Dollar Point N of Lake Tahoe City 1585 Comment
  UCD43093  Agoseris monticola C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-19 461 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  CAS-BOT-BC13323  Agoseris retrorsa L. S. Smith 1925-4-16 1777 Placer Tahoe National Forest. Forest Hill Divide. 609 Comment
  POM33865  Agoseris retrorsa Marcus E. Jones 1882-6-30 2782 Placer Emigrant Gap. Comment
  CAS-BOT-BC451160  Agrimonia gryposepala W. R. Dudley 1909-8-20 s.n. Placer Dutch Flat Station Comment
  SACT000038  Agropyron cristatum D. Meyer 1983-8-7 Placer Bike trail behind Tahoe City shopping center, near lakeshore. 1891.0 Comment
  CDA1690  Agropyron desertorum T. C. Fuller 1964-9-1 12573 Placer Sierra Nevada; 0.1 mile west of Blue Canyon Road, north side of Interstate 80 freeway from Donner Summit. Comment
  SACT000050  Agropyron intermedium var. trichophorum Michael Baad 1977-6-9 Placer Junction of Middle Fork of American River and Rubicon River 365.76 Comment
  SACT000057  Agropyron smithii Josephine Van Ess 1977-6-9 Placer Open area at edge of abandoned orchard. glaucous green. 243.9 Comment
  UCR206834  Agrostis capillaris George K. Helmkamp, E. A. Helmkamp 2009-7-16 15212 Placer Sierra Nevada Mountains, Forest Hill Road, 24.6 miles northeast of the city of Foresthill, near Ford Point 1698 Comment
  CAS-BOT-BC127449  Agrostis elliottiana Beecher Crampton 1957-5-7 3998 B Placer 1.7 miles east of Lincoln. 73 Comment
  SACT000084  Agrostis exarata D. Meyer 1983-9-10 Placer Moist streambank and meadow 1879.0 Comment
  SACT000089  Agrostis exarata D. Meyer 1983-9-10 Placer Moist streambank and meadow 1879.0 Comment
  SACT000099  Agrostis exarata D. Meyer 1983-7-24 Placer Sacramento Rd North of I80 Dutch Flat exit. Moist, shady roadside 1036.32 Comment
  SACT000108  Agrostis exarata D. Meyer 1984-8-12 Placer 11.2 km from French meadows. Very wet. Somewhat boggy. Wooded area 1612.0 Comment
  UCD158903  Agrostis exarata C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-12 s.n. Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  UCD36660  Agrostis exarata Beecher Crampton 1955-6-15 2889 Placer Placer County, 2.5 miles north of Yankee Jims, at junction of Iowa Hill and Forest Hill Road. 609 Comment
  UCD52076  Agrostis exarata Beecher Crampton 1970-6-26 8640 Placer Gold Run. 914 Comment
  UCR249606  Agrostis exarata George K. Helmkamp, Elizabeth Helmkamp 2013-6-11 20838 Placer Northern Sierra Nevada Mountains Foothills, junction of Yankee Jim's Road and Shirttail Canyon Road, NW of Foresthill 463 Comment
  SACT000094  Agrostis exarata Josephine Van Ess 1976-6-11 Placer Dried streambank 27.4 Comment
  SACT000114  Agrostis exarata var. monolepis D. Meyer 1984-6-23 Placer Iowa Hill Rd 17.12 km from I 80 Frontage Rd. Dry roadside. elev. 909. s28t15nr10e 978.0 Comment
  UCD36127  Agrostis exarata var. monolepis Beecher Crampton 1952-11-9 932 Placer Placer County, 7.5 miles east of Auburn, Meadow Vista. 457 Comment
  UCD36675  Agrostis exarata var. pacifica Beecher Crampton 1955-6-15 2915 Placer Placer County, 6 miles west of Forest Hill. 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
  UCD42819  Agrostis idahoensis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-23 185 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  UCD52969  Agrostis idahoensis A. A. Heller 1919-7-25 13293 Placer near the Yuba River belove Cisco. Comment
  UCD52993  Agrostis idahoensis Lewis S. Rose 1944-7-26 44273 Placer Chambers Lodge, Lake Tahoe. 1920 Comment
  SEINET10968050  Agrostis idahoensis A. Arthur Heller 1919-7-25 Heller 13293 Placer Sandy flat near the Yuba river below Cisco. Comment
  SEINET4341131  Agrostis microphylla B. Crampton 1957-5-7 3998 Placer 1.7 miles east of Lincoln, road to Newcastle Comment
  UC1495330  Agrostis oregonensis Robert T. Clausen and Harold Trapido 1940-7-13 4886 Placer bank of creek 1 1/2 mi w Lake Tahoe; Sierra Nevada, Lake Tahoe Basin, Ward Creek 1905 Comment
  CAS-BOT-BC139001  Agrostis pallens A. A. Heller 1917-8-13 12897 Placer Base of cliff north of Summit Hotel. Comment
  UCD53242  Agrostis pallens B. Bolt 1934-7-17 s.n. Placer 1/2 mile S.W. of Walker Mine. 1981 Comment
  SACT000151  Agrostis scabra D. Meyer 1983-7-16 Placer 1212.0 Comment
  SACT000155  Agrostis scabra D. Meyer 1984-7-21 Placer 1927.0 Comment
  SBBG26329  Agrostis scabra B. Crampton 1964-7-21 Placer Cisco Grove 1722 Comment
  SACT000174  Agrostis semiverticillata Josephine Van Ess 1976-5-12 Placer streamside, wet 91.5 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
  UCR240952  Agrostis stolonifera George K. Helmkamp, E. A. Helmkamp 2012-9-25 19904 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
  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
  UCD32809  Agrostis variabilis Beecher Crampton 1964-7-21 7119 Placer Placer County, 1/2 mile W.N.W. of Cisco Grove, US Hwy. 40. Comment
  UCD53721  Agrostis variabilis R. Tofsrud 1951-7-1 s.n. Placer Hwy. 40, 5 mi. below Soda Springs. 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
  CDA37240  Aira caryophyllea CDFA Staff s.n. Placer Nute Ranch, near Nute Road. 0 Comment
  SACT000231  Aira caryophyllea D. Meyer 1983-6-18 Placer Shady area 1170.0 Comment
  SD128639  Aira caryophyllea Darley F. Howe 1948-5-20 1893 Placer Four miles north of Auburn. 456 Comment
  SD43594  Aira caryophyllea Darley F. Howe 1948-5-20 Placer No further locality information given on label on specimen sheet. 456 Comment
  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
  CAS-BOT-BC138374  Aira caryophyllea var. caryophyllea A. A. Beetle 1941-5-26 2710 Placer Near Cisco. 914 Comment
  CAS-BOT-BC445327  Alisma lanceolatum L. R. Abrams 1917-9-15 6760 Placer 3-5 mi above Auburn Comment
  UC710487  Allium campanulatum Lewis S. Rose 1944-7-13 44106 Placer Chambers Lodge Lake Tahoe, Chambers Lodge 1920 Comment
  UCD22047  Allium campanulatum Beth Lowe Corbin 1982-8-4 227 Placer 1/4 mile NW of Onion Creek Campground. 1981 Comment
  UC120013  Allium campanulatum C. F. Sonne 1895-7-25 Placer w slope Washoe Mts. Sierra Nevada Mountains, Washoe Mts. Comment
  CAS-BOT-BC474276  Allium obtusum var. obtusum Alice Eastwood 1912-6-15 417 Placer Five Lakes. Lake Tahoe Region Comment
  UCD128390  Allium platycaule Albert Grigarick 2012-7-9 337 Placer Sugar Bowl resort, on ridge with Judah Lift, W of Judah Peak Trail 30 yd, on W side. 2490 Comment
  CAS-BOT-BC474086  Allium platycaule C. F. Sonne 1885-6-2 307 Placer Shingle Mill on Truckee River [location determined by other handwritten records], Sierra Nevada Mts Comment
  UCD158865  Allium tribracteatum G. Ledyard Stebbins 1970-4-4 6991 Placer Ridge east of Gas Canyon, north of Middle Fork (of the) American River. (Exact location unknown. Coordinates estimated by label maker.) 685 Comment
  UCD72507  Allophyllum divaricatum Ellen Dean 2006-5-22 3143 Placer Above north fork of the American River on N side of Foresthill Bridge. 274 Comment
  SEINET3861937  Allophyllum gilioides subsp. violaceum Genevieve K. Walden 2009-6-25 214 Placer Northstar Ski Resort parking lot, in median strips near riparian creek.; 0 1927 Comment
  UC880192  Allophyllum gilioides subsp. violaceum A. A. Heller 1917-8-13 12900 Placer base of cliff n. of Summit hotel 2164 Comment
  SD243175  Allophyllum integrifolium George K. Helmkamp, E. A. Helmkamp 2011-8-26 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
  UCR229554  Allophyllum integrifolium George K. Helmkamp, E. A. Helmkamp 2011-7-26 17903 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
  SCFS11529128  Alnus incana E. Krimmel 2012-8-28 Placer NFAm below Chickering bridge. Comment
  UC847421  Alnus incana subsp. tenuifolia Alice Eastwood Jun 15 1912-Jun 19 1912 469 Placer Tahoe City Lake Tahoe Region Comment
  UCD43135  Alnus incana subsp. tenuifolia C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-19 503 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  SEINET8074268  Alnus incana var. occidentalis R. N. Ell 1999-7-27 2 Placer Near Truckee River, N of Tahoe City on Rte. 89, near turnoff to Alpine Meadows Ski Area. 1881 Comment
  CAS-BOT-BC138157  Alopecurus aequalis var. aequalis John Thomas Howell 1943-7-19 18586 Placer Summit Valley. 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
  CAS-BOT-BC474750  Amaranthus hybridus James A. Neilson, Jr. 1971-8-7 2309 Placer Heavenly Valley ski lift 2118 Comment
  CAS-BOT-BC136697  Amelanchier alnifolia var. pumila Alice Eastwood 1912-6-15 372 Placer Deer Park, Lake Tahoe Region 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
  CAS-BOT-BC136769  Amelanchier utahensis A. A. Heller 1917-6-19 12729 Placer Emigrant Gap 1615 Comment
  UC1127779  Amelanchier utahensis N. French 1934-5-31 391 Placer 1 mi se Texas Hill; Tahoe National Forest, Colfax Quad. 1615 Comment
  CDA39024  Amelanchier utahensis var. utahensis D. G. Kelch 2011-10-3 11 .819 Placer Tahoe City. Granlibakken Resort. Comment
  LA204917  Amorpha californica var. californica H. M. Hall; F. M. Essig 1916-6-5 10159 Placer Sierra Nevada, Bear River at Gautier Bridge, N of county, on W slope of the Sierra Nevada 400.0 Comment
  UCR222550  Amsinckia intermedia George K. Helmkamp, E. A. Helmkamp 2010-4-17 15895 Placer Sierra Nevada Mountains Foothills, Rattlesnake Bar Road, about 0.2 mile northeast of the entrance to the Folsom Lake recreational area 305 Comment
  RSA755619  Amsinckia menziesii var. menziesii George K. Helmkamp, E. Helmkamp 2009-4-22 14581 Placer Forest Hill road near Grizzly Bear House, about one mile northeast of the road to the lower end of Clementine Lake 732 Comment
  CDA37237  Anagallis arvensis CDFA Staff s.n. Placer Nute Ranch, near Nute Road. 0 Comment
  UCD21771  Anaphalis margaritacea Rex Palmer Date Unknown N 887 Placer Headwaters basin area of the North Fork of the American River Comment
  UCD56060  Andropogon glomeratus Arthur L. Menzies 1962-11-3 s.n. Placer Sierra Nevada, on Hwy. 49, 1/4 mile west of American River Bridge near Auburn. 213 Comment
  UCD56087  Andropogon virginicus Beecher Crampton 1957-5-7 3995 Placer along Thermalands Road, 2 miles northeast Lincoln. Comment
  UCD56110  Andropogon virginicus Beecher Crampton 1957-5-7 3999 Placer 2 miles west of Clipper Gap, US Hwy. 40 ca. 3 miles east of Auburn. Comment
  CAS-BOT-BC128625  Androsace occidentalis Marcus E. Jones 1884-9-29 s.n. Placer Emigrant Gap Comment
  JEPS72335  Anemone drummondii Gladys L. Smith 1972-6-20 3266 Placer just below summit Ward Peak 2590 Comment
  UC853532  Anemone drummondii Alice Eastwood Jun 15 1912-Jun 19 1912 379 Placer Lake Tahoe Region, Deer Park 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
  UC1122889  Angelica breweri B. Bolt 1934-7-12 105 Placer Tahoe National Forest, Snow Mountain Snow Mountain; Tahoe National Forest, Snow Mountain 2438 Comment
  UC1122895  Angelica breweri R. C. Wilson 1934-9-19 72 Placer Tahoe National Forest, Squaw Valley Squaw Valley; Tahoe National Forest, Squaw Valley 2011 Comment
  UC1167721  Angelica breweri Peter H. Raven 1958-6-14 13210 Placer w side of Donner Pass Donner Pass 2164 Comment
  JEPS33935  Antennaria argentea C. F. Sonne 1885-7-4 Placer Comment
  JEPS126329  Antennaria luzuloides subsp. luzuloides Steve Matson 2003-7-4 823 Placer nSNH; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; 200 yards north of Highway 267 and 900 yards west of Martis Creek. Comment
  UC197220  Antennaria media C. F. Sonne 1897-7-1 Placer e slope Mt. Anderson 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
  UCD21687  Antennaria rosea Rex Palmer 1979-6-20 N 309 Placer Headwaters basin area of the North Fork of the American River Comment
  UCD36118  Anthoxanthum odoratum Beecher Crampton 1952-11-9 918 Placer Placer County, 6 miles east of Auburn, about 1.5 miles south of Meadow Vista. 457 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
  POM42882  Antirrhinum leptaleum Marcus E. Jones 1882-7-7 s.n. Placer [No location information provided.] Comment
  UC885065  Antirrhinum vexillocalyculatum subsp. intermedium Marcus E. Jones, A. M. 1882-7-3 3426 Placer Colfax Comment
  CAS-BOT-BC218514  Apiaceae Saichi Kawahara 1969-5-24 826 Placer Slope overlooking north fork of the American River, on the Colfax-Iowa Hill Road betwen Dinner Tree and Windy Point 585 Comment
  SD234269  Apocynum androsaemifolium G. K. Helmkamp, E. A. Helmkamp 2007-5-30 12209 Placer Northern Sierra Nevada Mountains Foothills: Mosquito Ridge Road, 8.5 miles east of its junction with Forest Hill Road in Foresthill. 487 Comment
  UCR193395  Apocynum androsaemifolium George K. Helmkamp, E. A. Helmkamp 2007-5-30 12209 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 8.5 miles east of its junction with Forest Hill Road in Foresthill 488 Comment
  CDA39733  Apocynum cannabinum Jacobsen Nov 1928 s.n. Placer 1/2 mile east of headquarters of Whitney Estate, 6 miles northeast of Roseville. 0 Comment
  POM147904  Apocynum pumilum var. rhomboideum J. B. Feudge 1927-7-19 1733 Placer Donner Lake 2134 Comment
  CHSC9518  Aquilegia formosa J. F. Goodwin 1971-7-10 150 Placer Approx 1 mi. west of Lake Tahoe at end of Old County Road, 2.3 mi. SW of Cornelian Bay. 1981 Comment
  SCFS1042  Aquilegia formosa E. Krimmel, F. Felix 2014-8-7 Placer North Fork American River, Headwaters Basin, Needle Lake Comment
  CAS-BOT-BC397903  Aquilegia formosa Saichi Kawahara 1969-7-6 1468 Placer Finning Mill road just south of Sugar Pine Road. Tahoe National Forest. SW 1/4 of section 19 of the Dutch Flat Quadrangle, R11E T15N 1139 Comment
  SEINET3899869  Arabis holboellii var. retrofracta Larry C. Higgins 1968-7-14 1743 Placer Squaw Valley.; 0 1920 Comment
  POM143042  Arabis lemmonii var. depauperata C. F. Sonne 1897-7-18 s.n. Placer Tinker s Knob 2744 Comment
  UC1078826  Arceuthobium americanum Job Kuijt 1957-5-18 1331 Placer ca 10 mi n Tahoe City (on Hwy 89) 1798 Comment
  CAS-BOT-BC409995  Arceuthobium campylopodum Lowell Ahart 1972-6-28 s.n. Placer French Meadows 1524 Comment
  POM105934  Arceuthobium campylopodum Marcus E. Jones 1882-7-3 s.n. Placer Colfax. Comment
  CAS-BOT-BC24243  Arctostaphylos mewukka Alice Eastwood 1922-4-6 11122 Placer 3 mi. above Colfax near the road. Comment
  CAS-BOT-BC24250  Arctostaphylos mewukka T. S. Brandegee 1888-1-1 33 Placer Emigrant Gap. Comment
  CAS-BOT-BC27157  Arctostaphylos mewukka Clinton Hart Merriam 1911-11-5 s.n. Placer West slope Sierra Nevada. 3 miles NW of Colfax. Comment
  CAS-BOT-BC40043  Arctostaphylos nevadensis Margaret Williams 1974-8-8 74 -P1-25 Placer Murphy's Meadow, 5 miles southeast of Hirschdale 2316 Comment
  CAS-BOT-BC40050  Arctostaphylos nevadensis Alice Eastwood 1912-6-15 424 Placer Deer Park, Lake Tahoe region Comment
  POM76735  Arctostaphylos nevadensis Marcus E. Jones 1882-6-29 s.n. Placer Emigrant Gap. Comment
  CAS-BOT-BC42101  Arctostaphylos patula T. S. Brandegee 1888-1-1 34 Placer Blue Canyon Comment
  RSA122011  Arctostaphylos patula J. E. Sowder, R. W. Lundh 1933-4-20 51 Placer 3 1/2 mi. S.W. Blue Canyon, above railroad, Colfax. 1372 Comment
  UCD15603  Arctostaphylos patula Lisa Montany 1985-5-18 19 Placer Mosquito Ridge Rd, 21.8 miles west of Forest Hill Rd. Comment
  UCD52816  Arctostaphylos viscida D. H. Hartmann 1941-10-11 s.n. Placer 4 mi. west of Auburn. Comment
  CDA34219  Arctostaphylos viscida D. G. Kelch 2011-5-17 11 .518 Placer Dutch Flat. Comment
  SEINET7268599  Arctostaphylos viscida L. R. Miller 1934-6-23 s.n. Placer Above Colfax 914 Comment
  SEINET7268702  Arctostaphylos viscida J. Ridley 1959-3-29 2 Placer 3 miles south of Auburn on Highway 49. 442 Comment
  CAS-BOT-BC47056  Arctostaphylos viscida subsp. viscida Carl B. Wolf 1930-10-11 1733 Placer Near Alta. 1127 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
  RSA637014  Arctostaphylos viscida subsp. viscida Jon E. Keeley 1993-9-13 24919 Placer Forest Hill Road, 11 km west of Forest Hill, northeast of Auburn. 700 Comment
  RSA637015  Arctostaphylos viscida subsp. viscida Jon E. Keeley 1993-9-13 24918 Placer Forest Hill Road, 11 km west of Forest Hill, northeast of Auburn. 700 Comment
  UC194945  Arctostaphylos viscida subsp. viscida H. M. Hall 1916-6-20 10216 Placer near Applegate; Sierra Nevada Mountains, Pinecrest 731 Comment
  SEINET3155287  Arenaria douglasii M. E. Jones sn Placer Emigrant Gap Comment
  UCR191073  Arenaria serpyllifolia George K. Helmkamp, E. A. Helmkamp 2007-5-23 12056 Placer Northern Sierra Nevada Mountains, along Forest Hill Road, 11.1 miles northeast of Foresthill 1463 Comment
  SEINET11695830  Aristida oligantha Unknown 1961-9-27 5995 Placer 1 mi W of Auburn, along US 40 Comment
  UCD21689  Arnica Rex Palmer 1979-6-21 N 415 Placer Headwaters basin area of the North Fork of the American River. Comment
  CAS-BOT-BC82200  Arnica chamissonis Marguerite Wells; Nell E. Flattery 1980-9-1 s.n. Placer Pioneer Way, Tahoe City Comment
  CAS-BOT-BC82205  Arnica chamissonis Le Roy Abrams 1911-7-27 4781 Placer Lake Valley 1950 Comment
  CAS-BOT-BC82207  Arnica chamissonis Le Roy Abrams 1911-7-29 4832 Placer near the summit of Mt. Tallac 2895 Comment
  SBBG128842  Arnica dealbata G. K. Helmkamp, E. A. Helmkamp 2010-8-14 16778 Placer American Hill Rd, (Forest Route 13), 4.7 mi S of its jct with Foresthill Rd and just S of a crk crossing 1552 Comment
  UC84125  Arnica dealbata C. F. Sonne July 1895 Placer road to Lake Tahoe Comment
  UC29640  Arnica longifolia C. F. Sonne 1887-8-7 191 Placer Mts. above Coldstream; Sierra Nevada Mountains Comment
  UC91145  Arnica mollis C. F. Sonne 1892-9-1 Placer Truckee River, (meadows) Truckee River Comment
  UC65331  Arnica nevadensis P. B. Kennedy and S. B. Doten 1901-8-10 274 Placer Devils Cliff (summit of) Summit Soda Springs 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
  UCD21695  Artemisia arbuscula Beth Lowe Corbin 1982-8-4 214 Placer 1/4 miles NW of Onion Creek campground. In rocky, fine sandy granitic soil. Open area in montane chaparral. Low shrub, branches 8' high. Inflorescences 12'. Aromatic. Full sun. SW facing slope, 20% incline. Locally common. 1950 Comment
  CAS-BOT-BC85017  Artemisia arbuscula subsp. arbuscula A. A. Heller 1917-8-13 12914 Placer Ridge northwest of Donner Pass on an open stony slope below a ledge of igneaous rock. 2346 Comment
  CAS-BOT-BC85015  Artemisia arbuscula subsp. arbuscula C. F. Sonne 1886-8-15 372 Placer Mt. Topi S. of summit Comment
  JEPS16969  Artemisia douglasiana Peter H. Raven 1956-8-4 9991 Placer Blue Canyon Sierra Nevada, Blue Canyon 1432 Comment
  CAS-BOT-BC90715  Artemisia ludoviciana subsp. incompta A. A. Heller 1917-8-13 12898 Placer Base of a cliff north of Summit hotel 2164 Comment
  UC1119428  Artemisia rothrockii N. French 1934-6-22 462 Placer 1/2 mi w Lake Van Norden; Tahoe National Forest, Truckee Quadrangle Comment
  CAS-BOT-BC400749  Asarum lemmonii Marcus E. Jones 1882-6-29 3499 Placer Emigrant Gap Comment
  SEINET5780630 Image available Asarum lemmonii Marcus E. Jones 1882-1 3499 Placer Emigrant Gap Comment
  SCFS1003  Asclepias speciosa E. Krimmel 2014-6-26 Placer Edge of Soda Springs road, across from Cedars driveway Comment
  UC1123570  Asclepias speciosa G. T. Nordstrom 1934-6-19 118 Placer 1/2 mi w of mouth Monumental Creek; Tahoe National Forest, Colfax Quadrangle Comment
  UCD124137  Aspidotis densa Ellen Dean; Marcel Rejmanek 2012-10-9 7511 Placer Along Mosquito Ridge Road, ca. one road mile E of junction with Foresthill Road. 868 Comment
  UCR201902  Aster occidentalis var. occidentalis George K. Helmkamp, E. A. Helmkamp 2008-8-20 14031 Placer Northern Sierra Nevada Mountains, Soda Springs Road, 1.9 miles south of its junction with Donner Pass Road and beside (completely dry) Serena Creek 2107 Comment
  SCFS1172  Asteraceae E. Krimmel, Michael Hamilton 2013-8-1 Placer NFAm. Road at Chickering. Comment
  JEPS59463  Astragalus canadensis var. brevidens Ezra Brainerd and Viola B. Baird 1915-7-23 199 Placer sandy shore Lake Tahoe (Greene Pt.); Sierra Nevada Mts., , Greene Pt. 1901 Comment
  JEPS127432  Astragalus cicer Steve Matson 2003-8-15 910 Placer nSNH north Lake Tahoe; Dollar Hill 3 miles east if Tahoe City. Comment
  UCD38786  Astragalus lentiginosus var. ineptus Beecher Crampton 1958-6-24 4950 Placer About 4 miles southeast of Truckee, eastern edge of Martis Valley. Placer-Nevada County line. Comment
  CAS-BOT-BC200880  Astragalus whitneyi var. lenophyllus John Thomas Howell 1943-7-21 18672 Placer Mt. Lincoln Comment
  CAS-BOT-BC198726  Astragalus whitneyi var. whitneyi J. F. Emmel 1968-7-25 100 Placer North slope of Donne Peak 2286 Comment
  CAS-BOT-BC69563  Athyrium alpestre subsp. americanum M. E. Parsons 1911-8-19 s.n. Placer Page Meadow, Lake Tahoe. Comment
  UC197952  Athyrium distentifolium var. americanum C. F. Sonne July 1887 Placer e slope Mt Anderson; Sierra Nevada Mts 2438 Comment
  RSA693552  Athyrium filix-femina subsp. cyclosorum Fay A. MacFadden 1934-7-7 s.n. Placer Canyon Creek, Dutch Flat. Comment
  RSA692527  Athyrium filix-femina subsp. cyclosorum May N. Ackley 1953-1 4942 Placer [no locality information provided] Comment
  UCD136285  Athyrium filix-femina var. californicum Beecher Crampton 1972-6-20 8826 Placer From Bear Valley, State Highway 20 east. 1402 Comment
  CDA36968  Avena barbata CDFA Staff s.n. Placer Nute Ranch, near Nute Road. 0 Comment
  SACT000365  Avena barbata Josephine Van Ess 1976-3-16 Placer sunny roadside 91.5 Comment
  SEINET7239572 Image available Baccharis pilularis J. Anderson 1972-10-8 s.n. Placer Auburn 732 Comment
  UC147648  Balsamorhiza deltoidea Harriet A. Walker 1908-6-24 1285 Placer Blue Canon 1432 Comment
  RSA0070815  Balsamorhiza hookeri James Henrickson 1969-5-25 3405 Placer 102 miles northeast of Sacramento, 4 miles southeast of Truckee along Hwy. 267. 1829 Comment
  UCD129529  Balsamorhiza sagittata A. A. Heller 1917-6-18 12727 Placer Yuba Pass. Comment
  CAS-BOT-BC16553  Barbarea orthoceras Marcus E. Jones 1882-6-28 2621 Placer Emigrant Gap. Comment
  CHSC72870  Barbarea orthoceras L. P. Janeway; Eric Schroder 1998-7-13 5758 Placer Lake Tahoe Basin Management Unit. North side of Blackwood Creek, 1.7 mi west of Lake Tahoe. Meadow complex. 1938 Comment
  JEPS105595  Bellardia trixago Barrett Anderson 2005-5-17 5183 Placer Gladding McBean clay plant property, Lincoln. Comment
  CDA43434  Berteroa incana Patterson & Diefendorf 2015-7-7 PDR# 310 P06130033 Placer Alpine Meadows Ski Area maintenance lot. 0 Comment
  POM350843  Bidens frondosa Wm. Martin 1971-9-10 20205 Placer 8 miles east of Auburn on Hwy. 80, road to Applegate. 610 Comment
  UCR190711  Bidens frondosa George K. Helmkamp, E. A. Helmkamp 2007-9-14 12955 Placer Northern Sierra Nevada Mountains Foothills, along Mosquito Ridge Road 0.4 mile east of Foresthill 942 Comment
  RSA655456  Blennosperma nanum Beecher Crampton 1953-2-11 974 Placer 3/4 mile north of Lincoln. Comment
  UC931946  Blennosperma nanum var. nanum Verne Grant and Alva Grant 1946-4-10 7684 Placer e of, on road to Lincoln Loomis Comment
  UCD22355  Boechera Rex Palmer 1979-6-21 N 380 Placer Headwaters basin area of the North Fork of the American River. Comment
  UC136106  Boechera depauperata C. F. Sonne 1897-7-18 Placer Tinkers Knob Sierra Nevada Mountains 2743 Comment
  UCD114321  Boechera divaricarpa Robert E. Preston 1984-6-13 460 Placer ca. 3.2 km W of Sunnyside. 2013 Comment
  CAS-BOT-BC16272  Boechera howellii John F. Emmel 1971-7-11 377 Placer 0.3 air mile east of east side of Lake Mary, between Donner Pass and Mount Judah. 2286 Comment
  UCD22338  Boechera pendulocarpa Rex Palmer 1979-6-21 N 426 Placer Headwaters basin area of the North Fork of the American River. Comment
  CAS-BOT-BC14254  Boechera pinetorum Alice Eastwood 1909-1-1 s.n. Placer Lake Tahoe Region. Sunnyside. Comment
  CAS-BOT-BC14401  Boechera platysperma J. F. Emmel 1970-6-21 314 Placer Slope, 0.6 air mile south of south end of Donner Pass. 2286 Comment
  JEPS72036  Boechera rectissima Gladys L. Smith 1972-6-20 3208 Placer Ward Peak, about terminus of Summit chairlift Ward Peak 2621 Comment
  CAS-BOT-BC25454  Boechera retrofracta Lowell Ahart 1972-7-7 s.n. Placer French Meadows. 1524 Comment
  JEPS118217  Boechera retrofracta Dean W. Taylor 2010-8-10 20994 Placer Martis Peak, near the Nevada Line in the headwaters of Juniper Creek 2508 Comment
  CAS-BOT-BC17214  Boechera rigidissima Arnold Tiehm 1974-8-8 524 Placer Sierra Nevada. Juniper Creek. 2407 Comment
  RSA6524  Boisduvalia densiflora Jens Clausen 1932-9-16 651 Placer 2.8 miles from Auburn on the Sacramento Road Comment
  RSA684920  Botrychium multifidum Elizabeth Flint 288 Placer Monumental Creek Comment
  SEINET5323261  Botrychium multifidum M. J. Williams 1970-6-7 s.n. Placer Near Emigrant Gap. 1615 Comment
  RSA466747  Boykinia major Wm. Martin 1971-9-10 20268 Placer Blue Canyon Creek, 2 miles south of Ranger Station, Tahoe Natl. Forest. Comment
  SEINET10340049  Boykinia major George K. Helmkamp, E. A. Helmkamp 2008-9-15 14115 Placer Northern Sierra Nevada Mountains; along Foresthill Road 20 miles northeast of the city of Forest Hill 1707 Comment
  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
  UCR193310  Boykinia occidentalis George K. Helmkamp, E. A. Helmkamp 2007-5-30 12191 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 13.5 miles east of its junction with Forest Hill Road in Foresthill, between Mosquito Ridge Lookout and North Fork of Middle Fork American River 800 Comment
  SEINET11195093  Brassica rapa J. Ridley 1959-3-29 4 Placer Open field 1 mile E of Hwy 89, 2 miles N of Roseville. 49 Comment
  SEINET5340935  Brassica rapa W. D. Billings 1939-3-19 1197 Placer 7 miles northwest of Auburn. Comment
  CDA36920  Briza minor CDFA Staff s.n. Placer Pino Ranch, near Newcastle. 0 Comment
  SD43624  Briza minor D. F. Howe 1948-5-20 1840 Placer 456 Comment
  UCD77174  Brodiaea coronaria Robert E. Preston 2004-4-25 2223 Placer Ca. 2.6 mi SE of Sheridan, along Nader Rd. 41 Comment
Read comments
Jun 17 2014
  UC337865  Brodiaea elegans subsp. elegans unknown 1889-6-12 Placer near Blue Canyon Comment
  SACT000483  Bromus arenarius Michael Baad 1977-6-8 Placer 1570.6 Comment
  SACT000486  Bromus arvensis D. Meyer 1983-8-7 Placer along Truckee River, east bank 1879.0 Comment
  SACT000517  Bromus carinatus 1983-8-7 Placer near gate into ski area parking lot, moist meadow with many sedges 2072.0 Comment
  SEINET3922009  Bromus carinatus Ellen Dean, M. Starbuck; G. Harrington; Jennifer Buck; Mark Bibbo; T. Sasaki; J. Poloske 2008-7-19 5152 Placer Donner State Park, newly acquired lands to the SE of Donner Lake, along Emigrant Trail on the N side of the north fork of Cold Creek.; 0 2112 Comment
  JEPS75156  Bromus carinatus var. carinatus Gladys L. Smith 1972-6-20 3262 Placer from Ward Peak Summit to Sherwood Forest 2590 Comment
  UCD22242  Bromus carinatus var. carinatus Rex Palmer 1979-7-9 N 448 Placer Headwaters basin area of the North Fork of the American River Comment
  UCD34553  Bromus carinatus var. marginatus Beecher Crampton 1985-6-23 9998 Placer Placer County, North Shore Lake Tahoe, Stateline road. Comment
  UCD59208  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
  UCD58454  Bromus commutatus Beecher Crampton 1955-6-15 2862 Placer 3 miles east of Weimar. Comment
  UCR146660  Bromus commutatus Beecher Crampton 1955-6-15 2862 Placer Sierra Nevada Mountains, 3 miles east of Weimar, head of Bunch Canyon, on Forest Hills [Yankee Jim] Road, just off U.S. Highway 40 701 Comment
  SACT000525  Bromus diandrus Michael Baad 1983-5-5 Placer One mile north of Placer hills Road, 2 miles from Colfax. Open hillside, north-facing slope. 609.6 Comment
  UCD59463  Bromus diandrus A. A. Beetle 1941-5-26 2718 Placer Near Cisco. 914 Comment
  CAS-BOT-BC541426  Bromus grandis G. L. Stebbins, Jr.; R. Bacigalupi; F. Ehrendorfer; J. Hunziker; H. Stutz; D. Zohary 1952-7-19 5124 Placer Along N fork of American River, 2 mi S of Colfax, 1/2 mi E of bridge of Iowa Hill road 350 Comment
  CAS-BOT-BC155060  Bromus hordeaceus A. A. Beetle 1941-5-26 2712 Placer Near Cisco. 914 Comment
  UCD58814  Bromus hordeaceus August L. Hormay 1933-5-24 s.n. Placer West of Auburn. Comment
  CHSC74911  Bromus laevipes Susi Urie; Eric Schroder 1998-9-8 98 -288 Placer Lake Tahoe Basin-National Forest. Meadow complex on north side of Ward Creek about 3.1 mi west of Lake Tahoe and Sunnyside. 2017 Comment
  SACT000595  Bromus laevipes Josephine Van Ess 1977-5-20 Placer Garden Bar Rd. collected in woodland area. Shaded slope. Heads nodding. Comment
  UCD58912  Bromus laevipes Beecher Crampton 1955-6-15 2916 Placer 6 miles west of Forest Hill. Comment
  UCD59014  Bromus madritensis Beecher Crampton 1955-6-15 2923 Placer 10 miles west of Forest Hill. Comment
  SACT000691  Bromus marginatus D. Meyer 1983-10-22 Placer from base of Searchlight chairlift to base of Olympic Lady chairlift, downhill ski area, straw added for erosion control 2000.0 Comment
  SACT000695  Bromus marginatus D. Meyer 1983-8-7 Placer moist, shady area, Louisiana Pacific Private Forest entrance 2000.0 Comment
  CAS-BOT-BC162165  Bromus orcuttianus R. F. Hoover 1967-9-7 10858 Placer Antone Meadow. Comment
  OBI22383  Bromus orcuttianus Robert F. Hoover 1967-9-7 10858 Placer Antone Meadow Comment
  UCD59270  Bromus orcuttianus Beecher Crampton 1967-7-26 8152 Placer Ca. 3 miles NW of Kings Beach, near summit State Hwy. 267, north end Lake Tahoe. 2133 Comment
  SACT000722  Bromus rubens Michael Baad 1977-6-8 Placer on road between Forest Hill and French Meadows; roadside in serpentine-chaparral community 914.4 Comment
  UCD36324  Bromus secalinus Beecher Crampton 1953-5-26 1337 Placer Placer County, 2 miles north of Lincoln, Sunnybrook Farm. Comment
  CAS-BOT-BC161588  Bromus sterilis Saichi Kawahara 1969-7-9 854 Placer Near garden, Mel Henderson Ranch, Indian Creek. 1005 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
  CAS-BOT-BC161571  Bromus suksdorfii A. A. Heller 1917-8-14 12924 Placer Mount Lincoln south of Summit Valley. 2499 Comment
  SACT000756  Bromus suksdorfii D. Meyer 1983-10-22 Placer searchlight ski run from base up to Olympic Lady chairlift. 2121.0 Comment
  SACT000758  Bromus suksdorfii Michael Baad 1983-8-11 Placer on trail to Mildred Ridge 2133.0 Comment
  SACT000764  Bromus tectorum Michael Baad 1983-7-23 Placer along northeast side of highway 267 1767.84 Comment
  UCD36654  Bromus tectorum Beecher Crampton 1955-6-15 2874 Placer Placer County, Head of Bunch Canyon, 1 mile south of U.S. Highway 40. Comment
  UCD59772  Bromus tectorum var. glabratus Beecher Crampton 1955-6-15 2873 Placer Bunch Canyon head, 1 mile south of U. S. Hwy. 40 on the Forest Hill Road. Comment
  SACT000769  Bromus tectorum var. tectorum D. Meyer 1984-5-28 Placer next to orchard 206.0 Comment
  CHSC73531  Calamagrostis canadensis L. P. Janeway; Eric Schroder 1998-9-16 6327 Placer Lake Tahoe Basin-National Forest. Meadow on north side of the creek about half way between Buck Lake and McKinney Creek; about 2.2 mi southwest of Lake Tahoe. 2124 Comment
  UCD75967  Calamagrostis canadensis Ellen Dean, M. Starbuck,; M. Bibbo, J. Poloske 2008-7-20 5249 Placer Donner State Park, newly acquired lands to the SW of Donner Lake. Area south of southern Pacific RR tracks, just south of Lakeview Canyon and north of Emigrant Canyon. 2099 Comment
  CDA37239  Calandrinia ciliata CDFA Staff 1975-4-17 s.n. Placer Loomis; David Takagishi property, northeast of the junction of Sierra College Blvd. & Interstate 80. 0 Comment
  UCSB45754  Callitriche marginata Reisentz, Paul 1979-5-11 Placer 1 mile south of Sheridan on Highway 65 Comment
  UC401358  Calocedrus decurrens K. Brandegee Placer Alta 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
  SEINET5334885  Calocedrus decurrens R. Sumner 1949-4-15 107 Placer Tahoe Park, Lake Tahoe, Valley floor 1890 Comment
  UCD139447  Calochortus albus A. S. Crafts 1926-5-1 797 Placer American River Canyon. Comment
  SD243045  Calochortus leichtlinii George K. Helmkamp, E. A. Helmkamp 2010-7-28 16672 Placer Northern Sierra Nevada Mountains: Soda Springs Road, 0.3 mile north of its junction with Forest Hill Road at Robinson Flat. 2024 Comment
  SCFS1106  Calochortus minimus E. Krimmel 2013-6-2 Placer Near pond at top of Foresthill Road, near Am. River gorge overlook Comment
  SJSU9954  Calochortus minimus R. L. Fisher 1959-6-26 Placer Yuba Gap, Highway 40 1676 Comment
  UC843683  Calochortus minimus Marcus E. Jones, A. M. 1882-6-28 3300 Placer Emigrant Gap 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-BC483466  Calochortus minimus E. A. McGregor 1909-8-8 6 Placer Grass Lake, Lake Tahoe region Comment
  POM260065  Calochortus monophyllus C. L. Hitchcock 1940-5-7 6311 Placer 1 mile west of Baxter Comment
  CAS-BOT-BC493401  Calochortus monophyllus L. Constance; J. L. Morrison 1938-4-30 2172 Placer At E. edge of Applegate, Sierra Nevada foothills 609 Comment
  CAS-BOT-BC493404  Calochortus monophyllus Francis D. Patterson 1921-4-1 s.n. Placer Dutch Flat Comment
  SEINET3364434 Image available Calochortus nudus Marcus E. Jones 1882-6-28 3300 Placer Emigrant Gap Comment
  UC569915  Calochortus nudus N. French 1934-5-28 370 Placer 1.5 mi w Black Mountain; Colfax Quad. 1767 Comment
  SEINET3992420  Calochortus superbus C. L. Hitchcock 1940-5-15 6409 Placer 6 miles north of Colfax Comment
  UCD22177  Caltha leptosepala Rex Palmer 1979-7-11 N 533 Placer Headwaters basin area of the North Fork of the American River Comment
  CAS-BOT-BC126721  Calycadenia multiglandulosa G. K. Helmkamp; E. A. Helmkamp 2010-6-26 16368 Placer Sierra Nevada Mountains Foothills: junction of Canyon Way and Yankee Jim's Road, east of I-80 between Weimar and Colfax 616 Comment
  UC935701  Calycadenia multiglandulosa David D. Keck and J. Clausen 1932-7-1 1590 Placer 2 mi n of Auburn 426 Comment
  SBBG1921  Calyptridium monospermum E. R. Blakley 1960-9-4 3823 Placer hill 1 mi N of Carnelian Bay, Lake Tahoe 2072 Comment
  UCD42836  Calyptridium monospermum C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-23 202 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  UCD70594  Calyptridium monospermum Martin J. Beran 1994-5-27 19 Placer Lang Crossing of HWY 20, South Fork of Yuba River. 1414 Comment
  UC852125  Calyptridium umbellatum A. A. Heller 1917-8-13 12912 Placer Ridge nw of Donner Pass 2346 Comment
  UCD100406  Calyptridium umbellatum Beecher Crampton 1958-6-24 4958 Placer Placer-Nevada County line: Eastern edge of Martis Valley, ca. 4 miles east of Truckee. Comment
  CAS-BOT-BC221214  Calystegia malacophylla subsp. malacophylla Marcus E. Jones 1882-6-28 3299 Placer Emigrant Gap Comment
  UCD14941  Calystegia occidentalis Julie Knorr 1977-5-29 23 Placer California, Placer Co.; 2 miles from Auburn-Foresthill Road, along Old Foresthill Road; Comment
  UC1965410  Calystegia vanzuukiae R. K. Brummitt, S. M. Namoff, K. Van Zuuk & B. Ertter 2012-6-12 22052 Placer Tahoe National Forest, 7.9 miles NE of Forest Hill, on Sugar Pine Road 3.6 miles from Forest Hill Road, directly opposite Park Flat OHV staging area Comment
  SEINET12047167  Camassia leichtlinii F. H. Utech 1978-1 78 -251 Placer ca 0.5 km NNE of Boreal Ridge Road along I-80E, near Laing Road 1829 Comment
  SEINET8197924  Camassia quamash P. A. Lehenbauer 1932-6-12 s.n. Placer Highway between Truckee and Lake Tahoe. Comment
  RSA0009457  Camassia quamash subsp. breviflora Marcus E. Jones 1902-6-27 s.n. Placer Placer County: Emigrant Gap Comment
  CAS-BOT-BC36997  Camelina microcarpa M. S. Jussel 1928-6-25 s.n. Placer Tahoe City. Comment
  SEINET10463035  Campanula prenanthoides F. A. MacFadden 1934-7-9 MacFadden 12733 Placer Emigrant Gap Comment
  UC1126865  Capsella bursa-pastoris G. T. Nordstrom 1934-6-19 111 Placer Mouth of Monumental Creek, Tahoe National Forest Monumental Creek; Tahoe National Forest, Monumental Creek 1463 Comment
  JEPS111306  Cardamine breweri Steve Matson 2005-7-4 1377 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
  JEPS126399  Cardamine breweri Steve Matson 1999-7-1 423 Placer Tahoe north shore; Snow Creek watershed, Tahoe Vista/Kings Beach; west Fork Snow Creek about 300 yards NW of pond. Comment
  UCD75767  Cardamine breweri Ellen Dean; M. Bibbo, J. Poloske, M. Starbuck 2008-7-20 5239 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, area south of the Southern Pacific RR tracks, just south of Lakeview Canyon and north of Emigrant Canyon. 2099 Comment
  SBBG128860  Cardamine pensylvanica G. K. Helmkamp, E. A. Helmkamp 2012-2-23 18576 Placer Newcastle, along CA-193 (Newcastle Hwy), 0.1 mi SE of its jct with Langs Hill Rd, W of the jct 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
  UCD42895  Carex C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 263 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  UCD43388  Carex C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-12 756 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  CHSC89003  Carex aquatilis var. aquatilis L. P. Janeway 2004-8-18 8247 Placer Northern High Sierra Nevada. Between Blackwood Canyon Road and Blackwood Creek 2.7 km west from Hwy 89 and west shore of Lake Tahoe. Large meadow complex. 1945 Comment
  CAS-BOT-BC19062  Carex aurea Alice Eastwood 1912-6-15 473 Placer Lake Tahoe Region. Tahoe City. Comment
  CHSC85708  Carex brainerdii G. F. Hrusa; J. Glazner 1999-7-17 15184 a Placer Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  UC1133335  Carex canescens L. S. Smith 1927-8-11 2199 Placer Squaw Valley Truckee Quadrangle, Squaw Valley Comment
  CHSC110727  Carex davyi Dean Wm. Taylor 2010-8-10 20990 B Placer Martis Peak, near the Nevada Line in the headwaters of Juniper Creek 2508 Comment
  CHSC85711  Carex douglasii G. F. Hrusa; J. Glazner 1999-7-17 15176 Placer Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  RSA70693  Carex exserta L. S. Rose 1940-6-1 40474 Placer Truckee River, 3 miles NW of Tahoe City. 1890 Comment
  CAS-BOT-BC20108  Carex feta Saichi Kawahara 1969-7-6 1430 Placer East bank of Indian Creek, Mel Henderson Ranch. Swing near old cabin. 999 Comment
  CAS-BOT-BC20169  Carex filifolia var. erostrata Marcus E. Jones 1882-6-28 2908 Placer Emigrant Gap. 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
  UCD74072  Carex fracta Jennifer W. Burt 2005-7-11 8 Placer Powder Bowl' abandoned ski area (South of Alpine Meadow Road off Hwy 89 near Alpine Meadows) - collected from center of an abandoned ski run. 1986 Comment
  CAS-BOT-BC20681  Carex fracta John Thomas Howell 1938-8-2 14012 Placer Near Calneva. Comment
  RSA0089809  Carex hoodii Dean Wm. Taylor 2010-8-10 20991 Placer Martis Peak, near the Nevada Line in the headwaters of Juniper Creek. 2508 Comment
  SEINET176588  Carex hoodii M. E. Jones 1882-6-28 3532 Placer Emigrant Gap Comment
  CAS-BOT-BC7572  Carex integra Lewis S. Rose 1939-6-5 39216 Placer Bear Valley, near Emigrant Gap. 1371 Comment
  UCD42858  Carex jonesii C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-23 225 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  UC1729930  Carex lenticularis var. lipocarpa L. P. Janeway 1998-8-6 5979 Placer 1.7 mi w of Lake Tahoe (n side of Blackwood Creek, Homewood Quadrangle); Blackwood Creek, Homewood Quadrangle 1938 Comment
  SEINET10715385  Carex lenticularis var. lipocarpa Lewis S. Rose 1944-7-25 Rose 44241 Placer Chambers Lodge, Lake Tahoe. 1920 Comment
  UCD43080  Carex leporinella C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-19 448 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  UC1133401  Carex luzulifolia L. S. Smith 1927-8-12 Placer Squaw Peak and Upper Basin 2438 Comment
  SEINET11125863 Image available Carex mariposana Unknown 2009-1 24618 Placer Just south of Donner Pass, near Route 40 and Mary Lake. Northern Sierra Nevada Highlands (n SNH) 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
  UCD149413  Carex microptera G. Ledyard Stebbins 1976-7-6 7692 Placer Mountain Meadow. (Exact location unknown. Coordinates estimated by label maker.) Comment
  UCD75672  Carex microptera Jennifer W. Burt; Kate Mawdsley, Belinda Lo 2006-7-25 252 Placer Sugarbowl active ski area, off Hwy 80 near Soda Springs - collected from center of 'Trailblazer' ski run. 2156 Comment
  UC1256292  Carex multicaulis R. K. Gierisch 1969-7-11 3524 Placer Big Bend Tahoe Forest Comment
  UCR66601  Carex multicaulis C. L. Hitchcock 1940-5-7 6309 Placer c. 1 mi west of Baxter. Comment
  UCR226140  Carex multicostata Ellen Dean, M. Starbuck, Gordon Harrington, Jennifer J. Buck, Mark Bibbo, J. Poloske, T. Sasaki 2008-7-19 5139 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
  RSA121768  Carex multicostata N. H. French 1934-6-21 431 Placer Northwest end of Kid Lake. 2012 Comment
  CHSC74297  Carex nebrascensis Susi Urie 1998-8-29 98 -170 Placer Lake Tahoe Basin. Middle of Page Meadows; about 2 mi west of Lake Tahoe and Sunnyside. 2121 Comment
  CHSC74450  Carex nebrascensis Susi Urie 1998-8-27 98 -121 Placer Middle of Page Meadows; about 2 mi west of Lake Tahoe and Sunnyside. 2121 Comment
  SD480  Carex nebrascensis Jun 1915 73 Placer Donner. Comment
  UCD80257  Carex nudata CNPS SN Foothill Team 2005-4-13 SNFN 0107 b Placer Placer Legacy, on Didion Ranch, 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
  SDSU11688  Carex obnupta H. K. Svenson 1951-5-2 2173 Placer 457 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
  UCD75692  Carex pachycarpa Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5141 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
  CHSC74291  Carex pellita Susi Urie 1998-9-2 98 206 A Placer Lake Tahoe Basin Management Unit, National Forest. Large meadow below Hwy 28, between the highway and Lake Forest Road; about 0.2 mi north of Lake Tahoe. 1908 Comment
  RSA43382  Carex pellita J. T. Howell 1943-7-22 18715 Placer Summit Valley. Comment
  UC826669  Carex pellita Lewis S. Rose 1937-7-29 37613 Placer Tahoe Vista 1905 Comment
  UC809  Carex praegracilis H. N. Bolander 1865-4-11 4550 Placer near Auburn Comment
  UCD44535  Carex preslii C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1901 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  CDA25018  Carex raynoldsii J. Glazner 2000-9-2 s.n. Placer Lake Tahoe; Creek bank betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1889 Comment
  CHSC72321  Carex scopulorum var. bracteosa L. P. Janeway 1998-9-18 6345 Placer Small meadow just below the Pacific Crest Trail about 2.4 mi north of Barker Pass; draining into North Fork Blackwood Creek. 2365 Comment
  CHSC84701  Carex scopulorum var. bracteosa L. P. Janeway; B. Castro 2003-8-24 7969 Placer Northern High Sierra Nevada. Small meadow just below the Pacific Crest Trail 2.1 km (air) north of Barker Pass; head of small drainage into North Fork Blackwood Creek. 2365 Comment
  CHSC74308  Carex simulata Susi Urie; Eric Schroder 1998-9-11 98 -347 Placer Lake Tahoe Basin Management Unit. Antone Meadows; along Burton Creek, about 2.1 mi northwest of Lake Tahoe. 2072 Comment
  CHSC74309  Carex simulata Susi Urie 1998-9-3 98 -226 Placer Lake Tahoe Basin Management Unit. Meadow along the un-named creek along the northeast side of Tahoe Vista; about 0.5 mi north of Lake Tahoe. 1914 Comment
  RSA35101  Carex simulata J. T. Howell 1943-7-22 18696 Placer Summit Valley. Comment
  SEINET4285927 Image available Carex simulata K. Chung, Matson, S 2009-1 1078 Placer Lake Tahoe, north side Comment
  UCD43189  Carex simulata C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-20 558 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  CAS-BOT-BC117695  Carex simulata James A. Neilson 1971-8-22 2372 Placer Near King's Beach. Comment
  UC835941  Carex stipata var. stipata Marcus E. Jones, A. M. 1882-7-1 3533 Placer Emigrant Gap Comment
  CAS-BOT-BC116993  Carex straminiformis John Thomas Howell 1943-7-21 18667 Placer Mt. Lincoln Comment
  UCD44576  Carex utriculata C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1942 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  CDA13676  Carex vesicaria G. F. Hrusa, J. Glazner 1997-8-3 14036 Placer Sierra Nevada; Corner of Hwy 89 & Squaw Valley Rd. 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
  UCD43787  Carex vesicaria C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-7 1153 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  UCD75769  Carex vesicaria Ellen Dean; M. Bibbo, J. Poloske, M. Starbuck 2008-7-20 5241 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, area south of the Southern Pacific RR tracks, just south of Lakeview Canyon and north of Emigrant Canyon. 2099 Comment
  CAS-BOT-BC114927  Carex whitneyi John H. Thomas; H. A. Thomas 1956-7-21 6216 Placer Sierra Nevada. Donner Pass, ca 80 mi NE of Sacramento. 2377 Comment
  UCD74114  Carex whitneyi Jennifer W. Burt 2006-7-1 168 Placer Powder Bowl' abandoned ski area (South of Alpine Meadow Road off Hwy 89 near Alpine Meadows) - collected from coniferous forest near abandoned ski runs. 2066 Comment
  JEPS48533  Cassiope mertensiana subsp. californica L. S. Smith 1927-8-12 2214 Placer Squaw Creek, Upper basin under the peak. Above Castle Peak. Comment
  SEINET7269638  Cassiope mertensiana subsp. californica W. D. Billings 1950-7-30 1918 Placer Sierra Nevada, northeast side of Squaw Peak 2560 Comment
  UC21989  Cassiope mertensiana subsp. californica A. M. Carpenter Aug 1892 Placer Sierra Nevada Mts. Comment
  SEINET12032252  Castanopsis sempervirens K. S. Erdman 1966-1 3541 Placer Along Interstate 80 near Emigrant Gap,Sierra Nevada Mtns 1524 Comment
  UCD21861  Castilleja Rex Palmer 1979-6-9 N 154 Placer Exact location unknown. 2438 Comment
  JEPS88816  Castilleja affinis subsp. affinis T. I. and F. M. Chuang 1991-6-29 7838 Placer Gold Run Comment
  UCR206835  Castilleja affinis var. affinis George K. Helmkamp, E. A. Helmkamp 2009-7-16 15211 Placer Sierra Nevada Mountains, Forest Hill Road, 24.6 miles northeast of the city of Foresthill, near Ford Point 1698 Comment
  JEPS103908  Castilleja applegatei subsp. pinetorum T. I. Chuang and F. M. Chuang 1991-6-29 7840 Placer 3.6 mi SW of Iowa Hill, on road to Iowa Hill.o Comment
  JEPS8664  Castilleja applegatei subsp. pinetorum Rimo Bacigalupi with G. L. Stebbins, A. Hawkes, J. Hunsiker, D. Zohary, F. Ehrendorfer and H. Stutz 1952-7-20 3892 Placer about 2 mi e and below Forest Hill (n side of Middle Fork Canyon (American River), at Volcano Canyon, along oiled road of lumber company); Middle Fork Canyon (American River), Volcano Canyon 762 Comment
  JEPS88828  Castilleja applegatei subsp. pinetorum T. I. and F. M. Chuang 1991-6-29 7840 Placer 3.6 mi sw Iowa Hill (on road to Iowa Hill) Comment
  RSA569050  Castilleja applegatei subsp. pinetorum Bonnie C. Templeton 1931-7-5 1509 Placer Near Meek's Bay, Lake Tahoe. 2280 Comment
  UCR240899  Castilleja applegatei subsp. pinetorum George K. Helmkamp, E. A. Helmkamp 2012-6-19 19212 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 2.7 miles south of its junction with Foresthill Road 820 Comment
  JEPS9828  Castilleja miniata W. L. Jepson 1918-7-30 7732 Placer Tahoe; Lake Tahoe 1920 Comment
  UC198557  Castilleja miniata Katharine Brandegee Aug 12 1917-Aug 16 1917 Placer Donner Summit Comment
  UC198559  Castilleja miniata Katharine Brandegee Aug 12 1917-Aug 16 1917 Placer Donner Summit Comment
  CDA16803  Castilleja miniata subsp. miniata G. F. Hrusa, J. Glazner 2001-7-15 15942 Placer Sierra Nevada; N face of Crows Nest Pk. immed. W of Sugarbowl. 2316 Comment
  CHSC74125  Castilleja miniata subsp. miniata Susi Urie 1998-8-17 98 -049 Placer About 0.5 mi north of Ward Creek, along a small tributary; about 2 mi west of Lake Tahoe and Sunnyside. 2097 Comment
  UCD162576  Castilleja miniata subsp. miniata Steve Matson 1998-7-28 358 Placer nSNH; Tahoe north shore; Snow Creek watershed, Tahoe Vista/Kings Beach; west fork bog. 1920 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
  CDA13687  Castilleja tenuis G. F. Hrusa, J. Glazner 1997-8-3 14047 Placer Sierra Nevada; Corner of Hwy 89 & Squaw Valley Rd. 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
  CHSC82695  Castilleja tenuis Lowell Ahart 2002-7-22 9899 Placer 50 yards northeast of the small natural lake, on the east side of the paved road to Lake Valley Reservoir, about 1/4 mile east of Yuba Gap and Highway 80. 1780 Comment
  CAS-BOT-BC47795  Ceanothus Baki Kasapligil 1974-10-6 4913 Placer Soda Springs, Sugar Bowl 1828 Comment
  CAS-BOT-BC47797  Ceanothus Beecher Crampton 1973-10-2 9021 Placer 1 mile east of Baxter 1280 Comment
  UCD73531  Ceanothus arcuatus William Williams 1986-6-15 s. n. Placer Norden. Comment
  CAS-BOT-BC47862  Ceanothus cordulatus John Thomas Howell 1925-6-14 1152 Placer Lake Tahoe - Emerald Bay Camp 1889 Comment
  CAS-BOT-BC48711  Ceanothus cordulatus Elizabeth Parsons Hawver s.n. Placer Lake Tahoe Region Comment
  UC1070954  Ceanothus cordulatus N. French 1933-9-14 98 Placer Greek Store Colfax quad, Tahoe National Forest 1676 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
  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
  JEPS26854  Ceanothus fresnensis L. S. Smith 1931-8-28 2632 Placer Onion Creek, North Fork American River 2133 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
  UC870605  Ceanothus integerrimus A. A. Heller 1917-6-16 12679 Placer Dutch Flat 914 Comment
  UCD111963  Ceanothus integerrimus Beecher Crampton 1955-6-15 2859 Placer Bunch Canyon head. Comment
  UCD164646  Ceanothus integerrimus Brandi Sorensen 1995-6-1 21 Placer .73 kilometers northwest of Colfax. 671 Comment
  UCD22197  Ceanothus integerrimus Beth Lowe Corbin 1982-8-2 160 Placer Onion Creek Campground. S facing slope. Infrequent. Mostly sun. Opening in mixed conifer forest on fine, sandy, granitic soil. Deciduous shrub about 2 ft tall, with white flowers. 1841 Comment
  UCR215980  Ceanothus integerrimus George K. Helmkamp, Amy Barnes 2009-7-12 15184 Placer Sierra Nevada Mountains, along Foresthill Road 10.3 miles northeast of the town of Foresthill 1370 Comment
  CAS-BOT-BC51038  Ceanothus integerrimus var. macrothyrsus A. A. Heller 1917-6-16 12679 Placer near Dutch Flat 914 Comment
  CAS-BOT-BC51040  Ceanothus integerrimus var. macrothyrsus G. P. Rixford 1915-7-10 s.n. Placer Cisco Comment
  UC18387  Ceanothus prostratus H. N. Bolander 1865-4-13 4557 Placer Forest Hill Comment
  UCD112662  Ceanothus prostratus R. Prag 1972-6-6 239 Placer Ward Valley. 2042 Comment
  UCD162753  Ceanothus prostratus Dylan O. Burge; J. Bisbee 2014-5-25 1632 Placer Bear River watershed, roadside on California State Route 20. 1340 Comment
  UCD168144  Ceanothus prostratus William Williams 1990-8-19 s.n. Placer Norden. Soda Springs Ski Hill south side of crest. Plants from same location as those collected by Wm Williams 15 June 1986 (DAV180622). 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
  UC569880  Ceanothus velutinus N. French 1934-6-19 428 Placer 1/4 mi nw Devil's Peak; Tahoe National Forest, Truckee Quad. Comment
  CDA42291  Centaurea maculosa R. Kerr 1998-6-16 s.n. Placer on N side of I-80, 0.1 mi. E of Cisco Grove. 0 Comment
  CDA7269  Centaurea maculosa T. C. Fuller 1965-8-1 13942 Placer Sierra Nevada; Sierra Nevada. South side of the westbound lanes of Interstate 80 freeway, 1.4 miles east of Emigrant Gap. Comment
  UCD130111  Centaurea stoebe subsp. micranthos T. C. Fuller 1963-8-28 11177 Placer north side of Hwy 40 freeway to Truckee, 0.5 mile east of Hamshire Rocks. Comment
  RSA703907  Centaurium muehlenbergii C. Rose Broome 1978-8-3 2313 Placer Town of Rough and Ready, next to Penn Valley, 29.5 miles east of Marysville on Ca Highway 20; eight miles west of Grass Valley. Comment
  CAS-BOT-BC443965  Centaurium tenuiflorum C. Rose Broome 1978-8-2 2308 Placer 2.1 mi. S of Old Auburn on Auburn - Folsom Hwy. 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-BC384866  Cerastium Saichi Kawahara 1969-5-25 903 Placer Mel Henderson Ranch, east bank of Indian Creek 987 Comment
  JEPS126362  Cerastium fontanum subsp. vulgare Steve Matson 2002-7-5 551 Placer Tahoe north shore; Snow Creek Watershed, Tahoe Vista/Kings Beach; West Fork Snow Creek about 300 yards NW of pond, near creek and spring. Comment
  CDA36894  Cerastium glomeratum CDFA Staff 1995-5-12 s.n. Placer Dry Creek. 0 Comment
  UCR206367  Cerastium glomeratum George K. Helmkamp, E. A. Helmkamp 2009-3-11 14388 Placer Sacramento Valley, Ranch House Road, 0.2 mile south of Sheridan 37 Comment
  CAS-BOT-BC388351  Cerastium glomeratum John Thomas Howell 1943-7-26 18851 Placer Sugar Bowl nw. of Mt. Lincoln Comment
  UCR242361  Chaenactis douglasii George K. Helmkamp, E. A. Helmkamp 2010-7-28 16664 Placer Northern Sierra Nevada Mountains, Forest Hill Road, 1.6 miles west of the junction with Soda Springs Road at Robinson Flat 2040 Comment
  CAS-BOT-BC276719  Chaenactis douglasii var. douglasii John Thomas Howell 1925-6-27 1191 Placer Tahoe Tavern, Lake Tahoe 1889 Comment
  UC1119686  Chaenactis douglasii var. douglasii H. S. Yates 1934-6-29 3891 Placer near Bijou; El Dorado National Forest, Markleeville 1920 Comment
  CAS-BOT-BC277777  Chaenactis nevadensis Carl Purdy 1927-9-1 s.n. Placer Lincoln Pk Comment
  UC615243  Chamaebatia foliolosa Beryl O. Schreiber 1932-9-11 758 Placer near Colfax Comment
  UCD16125  Chamaebatia foliolosa A. Bebensee 1984-5-13 s.n. Placer California. Placer County: 5 mi NE of Auburn on Forest Hill Rd. Comment
  UCD16126  Chamaebatia foliolosa Gregory Brickner 1984-5-12 27 Placer California. Placer County: off Forest Hill Rd. 5 mi E of Auburn. 438 Comment
  CHSC10565  Chamaesaracha nana Lowell Ahart 1964-7-3 Placer Ahart camp, French Meadows. 1676 Comment
  UCR233401  Chamaesaracha nana George K. Helmkamp, E. A. Helmkamp 2011-8-26 18185 Placer Northern Sierra Nevada Mountains, along Forest Hill Road, 12.9 miles east of Humbug Road, less than 1 mile northwest of Robinson Flat 2050 Comment
  JEPS103311  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart 2002-7-22 9886 Placer 50 yards NE of the small natural lake, on the E side of the paved road to Lake Valley Reservoir, ca 1/4 mile E of Yuba Gap and Highway 80. 1780 Comment
  UC1130424  Chamaesyce serpyllifolia B. Bolt 1934-7-22 160 Placer Chicken Hawk Camp 1280 Comment
  UC1122506  Chamerion angustifolium subsp. circumvagum G. F. Burks 1934-9-14 41 Placer Truckee River Tahoe National Forest, Truckee Quadrangle Comment
  CAS-BOT-BC70197  Cheilanthes gracillima Parish 1906-7-15 7143 Placer About Lake Tahoe 2438 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
  UC1136397  Chenopodium atrovirens B. Bolt 1934-7-19 147 Placer Tadpole Spring Tahoe National Forest, Colfax Quadrangle (Plot No. 233) Comment
  UCD67368  Chimaphila menziesii Leslie Goldberg 1992-6-6 13 Placer Grove of Big Trees. Shady forest near small creek. 1554 Comment
  SEINET7220243  Chimaphila umbellata P. Lehenbauer 1929-8-15 2579 Placer Carnelian Bay [North shore of Lake Tahoe] Comment
  RSA782551  Chlorogalum pomeridianum George K. Helmkamp, Amy Barnes 2009-7-12 15172 Placer along Foresthill Road at the northeast end of the city of Foresthill 985 Comment
  SBBG57437  Chlorogalum pomeridianum var. pomeridianum M. N. Ackley -Jun-1925 665 Placer Penryn 191 Comment
  RSA643338  Chondrilla juncea R. D. Goeden, D. W. Ricker 1967-6-9 s.n. Placer Newcastle, on I-80 SW of Auburn 250 Comment
  UCD130415  Chondrilla juncea John Thomas Howell 1966-7-29 42033 Placer 1 mile northeast of Loomis. Sierra Nevada, CA. 121 Comment
  SEINET13331380 Image available Chondrilla juncea P. C. Martinelli, A. L. Rivers, R. Uriarte 1965-10-29 s.n. Placer Horseshoe Bar Road Comment
  CAS-BOT-BC36354  Chrysolepis sempervirens George B. Grant 1906-8-1 7039 Placer About Lake Tahoe 2438 Comment
  UCD150765  Chrysolepis sempervirens James A. Neilson Jr. 1970-8-1 1695 Placer Tahoe Basin, SW Tahoe City. 1901 Comment
  UCR231018  Chrysolepis sempervirens George K. Helmkamp, E. A. Helmkamp 2010-8-14 16798 Placer Northern Sierra Nevada Mountains, American Hill Road, 1.2 miles south of its junction with Foresthill Road 1567 Comment
  UCD59792  Cinna latifolia L. S. Smith 1915-8-15 s. n. Placer Deer Creek, Lake Tahoe, Squaw Valley. Comment
  JEPS127497  Circaea alpina subsp. pacifica Steve Matson 1998-7-28 365 Placer Tahoe north shore; Snow Creek watershed, Tahoe Vista/Kings Beach. Comment
  SEINET12189143  Circaea alpina subsp. pacifica J. A. Shafer 1884-1 s.n. Placer Comment
  UCR177006  Cirsium George K. Helmkamp, E. A. Helmkamp 2005-10-1 9974 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
  JEPS126389  Cirsium andersonii Steve Matson 1997-7-24 126 Placer Tahoe north shore; Snow Creek Watershed, Tahoe Vista/Kings Beach; along dirt road western extension of North Ave. Comment
  CDA1037  Cirsium andersonii Aurelio Posadas 1982-8-5 s.n. Placer Cold Creek, SW of Donner Lake, on Southern Pacific RR right-of-way. 0 Comment
  CDA1069  Cirsium arvense T. C. Fuller 1964-5-18 11980 Placer W side of Dutch Flat Rd., 0.8 mi. S of Dutch Flat P.O. 0 Comment
  CDA39087  Cirsium occidentale var. californicum Preston Neufeld 2013-7-3 PDR# 310 P06129931 Placer Mosquito Ridge Road. 0 Comment
  CAS-BOT-BC439026  Cistanthe monosperma A. A. Heller 1917-6-19 12740 Placer Emigrant Gap 1615 Comment
  CAS-BOT-BC228885  Cistanthe umbellata F. Almeda 1993-7-24 7279 Placer About 15 miles SE of Interstate Hwy #80 at Soda Springs on the trail to Upper Sheep Valley 2134 Comment
  SBBG120611  Clarkia biloba G. K. Helmkamp with E. A. Helmkamp 2006-6-14 10708 Placer 0.2 mi N of Forest Hill Rd on unnamed rd to Lake Clementine (general area NE of Auburn on Forest Hill Divide) 488 Comment
  CHSC98760  Clarkia biloba subsp. brandegeeae Samantha Mackey Hillaire 2007-6-7 1248 Placer North of Colfax, east side of Hwy I-80, north of Long Ravine railroad trestle. Plants along Carpenter Road. 658 Comment
  UCD13164  Clarkia biloba subsp. brandegeeae Barbara Yungert 1973-5-27 93 Placer Forest Hill Rd., 2 miles E of junction with Hwy 49. Comment
  UCR218238  Clarkia biloba subsp. brandegeeae George K. Helmkamp, Mary Alice Barnes & Mary Jane Ganibe 2010-7-2 16441 Placer Sierra Nevada Mountains Foothills, Iowa Hill Road, 1.3 miles SE of its junction with Canyon Way in Colfax 418 Comment
  CAS-BOT-BC162495  Clarkia purpurea subsp. purpurea H. M. Hall 1917-5-9 10291 Placer Sacramento Valley, just above Lincoln Comment
  RSA495286  Clarkia purpurea subsp. viminea L. D. Gottlieb 1988-6-29 8838 Placer East of Colfax, on Iowa Hill Road, 1.6 miles east of Canyon Road. Comment
  SCFS1222  Clarkia rhomboidea E. Krimmel, F. Felix 2014-6-26 Placer NFAm. Heath Falls Trail, Land of the Lost Comment
  UCR218135  Clarkia rhomboidea George K. Helmkamp, E. A. Helmkamp 2010-6-26 16403 Placer Sierra Nevada Mountains Foothills, Yankee Jim's Road in Bunch Canyon, 0.5 mile southeast of its junction with Canyon Way 591 Comment
  JEPS43682  Clarkia unguiculata W. H. Shockley Jun 1886 Placer Auburn Comment
  UC1122463  Clarkia unguiculata N. French, R. Clar 1933-6-5 20 Placer Middle Fork American River Sacramento Quadrangle Comment
  UCR218449  Clarkia unguiculata George K. Helmkamp, Mary Alice Barnes & Mary Jane Ganibe 2010-7-2 16420 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
  CDA12000  Claytonia lanceolata G. F. Hrusa 1995-5-2 12181 Placer Sierra Nevada; Near intersection of Mosquito Ridge Rd. and Jarvis Rd. on spur to Placer Redwood Grove. Comment
  CAS-BOT-BC229130  Claytonia megarhiza Wm. R. Hewlett 1959-8-1 s.n. Placer Lyon Peak 2651 Comment
  UCD80678  Claytonia parviflora CNPS SN Foothill Team 2005-4-11 SNFN 0104 b Placer Placer Legacy, Spears/Didion Ranch (Spear's Ranch), above Coon Creek, approximately 2.5 miles east of entry gate off of Garden Bar Road. 156 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
  UCD41270  Claytonia parviflora subsp. grandiflora Ellen Dean; Art Shapiro, Adrienne Shapiro 2003-5-12 1726 Placer East of Hwy 80 and town of Colfax, western side of canyon of North Fork of the American River. Along Iowa Hill Road, about 1.8 road miles east of intersection with Canyon Way in Colfax. 518 Comment
  UCR234215  Claytonia perfoliata subsp. mexicana George K. Helmkamp, E. A. Helmkamp 2011-4-10 17173 Placer Sacramento Valley, along Riosa Road, 2.3 miles east of Sheridan 43 Comment
  UCR237458  Claytonia perfoliata subsp. mexicana George K. Helmkamp, E. A. Helmkamp 2012-2-23 18578 Placer Eastern edge Sacramento Valley, Newcastle, along CA-193 (Newcastle Hwy), 0.1 mile southeast of its junction with Langs Hill Road, west of the junction with I-80, SW of Auburn 279 Comment
  UCR250649  Claytonia perfoliata subsp. mexicana George K. Helmkamp, Mary Alice Barnes 2013-4-18 20375 Placer Northern Sierra Nevada Mtns Foothills, Iowa Hill Road, 1.8 miles west of the bridge over North Fork American River, 0.6 mi. (airline) east of I-80 at Colfax 544 Comment
  CAS-BOT-BC443631  Claytonia perfoliata subsp. perfoliata Catherine A. Toschi 1963-3-23 63 :82 Placer 3 miles east of Auburn on the American River 396 Comment
  CAS-BOT-BC443634  Claytonia perfoliata subsp. perfoliata Saichi Kawahara 1969-7-6 883 Placer Just north of cabin, Mel Henderson Ranch, east bank of Indian Creek. 999 Comment
  JEPS127459  Claytonia rubra subsp. rubra Steve Matson 2003-4-27 779 Placer nSNH; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; 600 yards north of Highway 267;west of Martis Creek. Comment
  CAS-BOT-BC91459  Clematis lasiantha Ted Niehaus 1959-4-19 76 Placer Side canyon feeding into north fork of American River, 10 miles northwest of Foresthill on Shirttail Road to Colfax. Comment
  UC885577  Collinsia parviflora Marcus E. Jones, A. M. 1882-6-27 3293 Placer Emigrant Gap Comment
  UCD82836  Collinsia parviflora Robin McMaster 1973-6-3 459 Placer 2 mi W Lake Spaulding. 1524 Comment
  RSA481908  Collinsia sparsiflora var. collina Aaron Liston 1988-3-14 696 -1 Placer 3.5 miles N of Auburn; Dry Creek Road. 450 Comment
  UCR208611  Collinsia tinctoria George K. Helmkamp, E. A. Helmkamp 2009-5-7 14617 Placer Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 9.8 miles east of its junction with Forest Hill Road in Foresthill 433 Comment
  JEPS4619  Collinsia tinctoria Rimo Bacigalupi 1952-7-20 3873 Placer 6 mi e Iowa Hill (just n of Shirttail Public Camp, near headwaters of Shirttail Creek); Tahoe National Forest 1127 Comment
  UC217635  Collinsia torreyi var. wrightii Katharine Brandegee Placer near Cisco Comment
  UCD96970  Collomia grandiflora Chuck Hughes 2010-7-13 235 Placer Within 50 ft of north side of Alpine Meadows Road. 1903 Comment
  POM260313  Collomia heterophylla C. L. Hitchcock 1940-5-7 6347 Placer 1 mile west of Baxter. Comment
  UC1334175  Collomia heterophylla Thomas Morley 1946-5-31 597 Placer 300 yd ne Masonic Cemetary (shallow gully near small stream); Dutch Flat 1005 Comment
  UC879759  Collomia heterophylla C. L. Hitchcock 1940-5-7 6347 Placer ca 1 mi w Baxter Comment
  UCD41265  Collomia heterophylla Ellen Dean; Art Shapiro, Adrienne Shapiro 2003-5-12 1722 Placer East of Hwy 80 and town of Colfax, east side of the canyon of the North Fork of the American River. Along Iowa Hill Road, between 0.3 and 0.6 road miles east and uphill of the bridge over the river. 457 Comment
  JEPS127420  Collomia tinctoria Steve Matson 2003-6-27 813 Placer Tahoe North Shore, Griff Creek Watershed, above Kings Beach, CA; along Forest Service Road. Comment
  UC106901  Collomia tinctoria K. Brandegee Sept. 1888 Placer Blue Canyon Comment
  UCD74240  Collomia tinctoria Jennifer W. Burt 2005-7-13 120 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. 1980 Comment
  CAS-BOT-BC286036  Conyza canadensis L. R. Abrams 1927-9-13 12151 Placer Eleven miles east of Auburn on Lincoln Highway Comment
  POM9886  Corallorhiza maculata E. Keyes 1920-8-21 s.n. Placer Lake Tahoe, Mt. Ellis [=Ellis Peak?] Comment
  UCD14367  Corallorhiza striata Sutton 1984-5-1 16 Placer 4 miles down Blue Canyon Road off of Highway 50. 1371 Comment
  JEPS60484  Cordylanthus pilosus subsp. hansenii T. I. Chuang and L. R. Heckard 1969-8-20 6733 Placer n side of city limit Auburn (on Hwy 49) Comment
  JEPS74318  Cordylanthus tenuis subsp. tenuis T. I. Chuang and F. M. Chuang 1974-8-2 7468 Placer just e Alta Lake; Alta Comment
  LA83022  Cordylanthus tenuis subsp. tenuis O. H. Kappler; 1946-7-18 1313 Placer Homewood, Lake Tahoe 1920 Comment
  RSA755612  Cordylanthus tenuis subsp. tenuis George K. Helmkamp, E. A. Helmkamp 2009-8-12 15424 Placer Forest Hill Road, 20.5 miles northeast of the city of Foresthill 1662 Comment
  SEINET2441557  Cordylanthus tenuis subsp. tenuis George K. Helmkamp, E. A. Helmkamp 2009-8-12 15424 Placer Sierra Nevada Mountains: Forest Hill Road, 20.5 miles northeast of the city of Foresthill (Duncan Peak 7.5' Q.). 1662 Comment
  UCR209743  Cordylanthus tenuis subsp. tenuis George K. Helmkamp, E. A. Helmkamp 2009-8-12 15424 Placer Sierra Nevada Mountains, Forest Hill Road, 20.5 miles northeast of the city of Foresthill 1662 Comment
  RSA16972  Cordylanthus tenuis subsp. tenuis R. S. Woglum 1934-08 s.n. Placer Lake Tahoe. [Placer or El Dorado County] Comment
  UC33148  Coreopsis stillmanii W. H. Brewer 1865-4-10 4520 Placer Auburn Comment
  CHSC91627  Cornus nuttallii M. I. Wibawa; G. F. Hrusa, J. Glazner 2002-5-22 227 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
  HSC97884  Cornus nuttallii Barbara Babbe 1977-5-30 33 Placer 19.3 mi. E of Forest Hill on Mosquito Ridge Rd. Comment
  POM77767  Cornus nuttallii Marcus E. Jones 1900-7-26 s.n. Placer Blue Canyon Comment
  OBI39811  Cornus sericea subsp. occidentalis Joy H. Nishida 1985-7-10 773 Placer Homewood 1829 Comment
  UCD22325  Cornus sericea subsp. occidentalis Rex Palmer 1979-5-26 N 35 Placer Headwaters basin area of the North Fork of the American River. Comment
  UC1122810  Cornus sericea subsp. sericea N. French 1933-9-14 99 Placer Greek Store Tahoe Nat'l Forest, Colfax Quad., Greek Store Comment
  UCD117335  Cornus sericea subsp. sericea G. K. Helmkamp; E. A. Helmkamp 2007-7-27 12632 Placer Northern Sierra Nevada Mountains: Southeast end of Cisco Grove; along local road just before it passes under Interstate-80. 1744 Comment
  UCR201516  Cornus sericea subsp. sericea George K. Helmkamp, E. A. Helmkamp 2008-8-20 14020 Placer Northern Sierra Nevada Mountains, Rainbow exit south from US-80 and east of Big Bend, adjacent to the South Yuba River 1811 Comment
  SDSU5758  Cornus sessilis C. V. Morton 1948-5-22 1924 Placer 1219 Comment
  JEPS126259  Corydalis caseana subsp. caseana Steve Matson 2002-5-26 636 Placer Tahoe north shore; above Tahoe City; south side of Antone Meadows. Comment
  CDA7466  Cosmos bipinnatus T. C. Fuller 1962-9-2 9625 Placer Highway 40 to Donner Summit, 2.6 miles east of Blue Canyon Road. 0 Comment
  CAS-BOT-BC287203  Cota tinctoria Beecher Crampton 1972-7-26 8853 Placer Carpenter Flat E of Emigrant Gap, above meadow and just downslope from a cabin 1615 Comment
  UCD21882  Crepis Rex Palmer 1979-6-9 N 130 Placer Headwaters basin area of the North Fork of the American River 2438 Comment
  CAS-BOT-BC376520  Crepis bakeri subsp. bakeri A. A. Heller 1917-6-19 12742 Placer Emigrant Gap 1615 Comment
  JEPS126406  Crepis modocensis subsp. subacaulis Steve Matson 1998-6-1 256 Placer nSNH; Martis Valley, about 4 miles SE of Truckee; Martis Creek Wildlife Area; 100 yards north of Highway 267. Comment
  JEPS111217  Crepis occidentalis Steve Matson 2005-6-15 1282 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
  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
  JEPS71825  Crepis occidentalis Gladys L. Smith 1972-6-20 3222 Placer steep exposed ridge from chairlift terminus to ultimate summit peak; Ward Peak 2632 Comment
  UC31318 Image available Crepis occidentalis Kellogg 1870-6-18 Placer Camp Yuba Sierra Nevada, Cisco; Camp Yuba, Cisco, Placer Co., Sierra Nevada Mts. Comment
  POM17642  Crepis occidentalis subsp. conjuncta Marcus E. Jones 1882-6-30 2784 Placer Emigrant Gap. Comment
  CAS-BOT-BC290733  Crepis occidentalis subsp. conjuncta Dr. A. Kellogg 1870-6-18 s.n. Placer Camp Yuba - Cisco Comment
  CAS-BOT-BC376453  Crepis occidentalis subsp. conjuncta G. L. Stebbins 1969-7-20 6948 Placer Ridge south of North Fork, American River, between Sailor Canyon and Wildcat Canyon 1950 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
  UCD145288  Crypsis schoenoides Barry Hammel 1976-5-28 457 Placer near Roseville. Comment
  JEPS103425  Cryptantha affinis Lowell Ahart 2002-7-22 9880 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
  SJSU13902  Cryptantha echinella N. A. Hopkins 1986-7-21 1365 .5 Placer Martis Valley 3 mi SE of Truckee Comment
  POM65967  Cuscuta californica Katherine Brandegee 1917-08 s.n. Placer Cisco Comment
  SEINET7828098  Cuscuta californica L. R. Miller 1934-7-8 s.n. Placer Cisco. Comment
  SEINET2442325  Cuscuta californica var. californica George K. Helmkamp, E. A. Helmkamp 2009-8-12 15441 Placer Sierra Nevada Mountains: Forest Hill Road, 0.8 mile west of Robinson Flat, c. 27 miles NE of the city of Foresthill. 2033 Comment
  SCFS1192  Cymopterus terebinthinus E. Krimmel 2014-4-21 Placer NFAm. 200 yards south of Pt. Mariah warming hut Comment
  UCD21636  Cymopterus terebinthinus Rex Palmer 1979-5-26 N 23 Placer Headwaters basin area of the North Fork of the American River 1950 Comment
  SEINET4560771  Cymopterus terebinthinus var. californicus George K. Helmkamp, E. A. Helmkamp 2010-1 16665 Placer Northern Sierra Nevada Mountains: Forest Hill Road, 1.6 miles west of the junction with Soda Springs Road at Robinson Flat. 2040 Comment
  SACT000828  Cynodon dactylon D. Meyer 1984-5-6 Placer 145.5 Comment
  SACT000852  Cynosurus echinatus Michael Baad 1977-6-3 Placer Blue Oak woodland. Roadside. 609.6 Comment
  UCD60169  Cynosurus echinatus Walter N. Johnson 1956-7-25 s. n. Placer North of Auburn. Comment
  CAS-BOT-BC114547  Cyperus eragrostis Mrs. H. C. Cantelow 1938-7-2 2260 Placer 8 mi. N of Auburn. Comment
  SEINET7581784 Image available Cyperus esculentus Peter H. Raven 1954-8-27 7960 Placer Sierra Nevada, Penryn. Comment
  UCD54577  Cyperus niger Ellen Dean; Tammie Beyerl 2006-1-11 2771 Placer NW part of town of Auburn, north of municipal airport and south of Dry Creek Rd. 435 Comment
  RSA92359  Cyperus niger var. capitatus Beecher Crampton 1953-11-4 1734 Placer Along an irrigation canal, Sunnybrook Hereford Farm, 2 miles north of Lincoln Comment
  POM113017  Dactylis glomerata Marcus E. Jones 1882-5-27 s.n. Placer Emigrant Gap [county not indicated on specimen label] Comment
  SACT000867  Dactylis glomerata Michael Baad 1977-6-2 Placer End of road. 8.5 miles southwest of junction of Deadwood and Forest Hill Divide Road. 666.0 Comment
  UCD60282  Dactylis glomerata Collector unknown 1951-1 Placer Auburn Area. Comment
  SACT000883  Danthonia californica var. americana Josephine Van Ess 1977-6-3 Placer Collected in low area in west side of road at bend. 6 miles west of highway. Low vernally wet area. 420.7 Comment
  UCD32807  Danthonia californica var. americana Beecher Crampton 1964-7-21 7117 Placer Placer County, 1/2 mile W.N.W. of Cisco Grove, US Hwy. 40. Comment
  SACT000901  Danthonia unispicata Michael Baad 1983-8-11 Placer On trail to Mildred Ridge. 2133.0 Comment
  UC147566  Darmera peltata Harriet A. Walker 1908-6-24 1256 Placer Blue Canyon 1432 Comment
  CAS-BOT-BC141778  Dasiphora fruticosa F. Almeda 1993-7-25 7292 Placer Soda Springs in the Sierra Nevada about 15 miles from Interstate Hwy #80 due SE of Donner Pass 1920 Comment
  UCD22271  Dasiphora fruticosa Rex Palmer 1979-6-20 N 351 Placer Headwaters basin area of the North Fork of the American River Comment
  SEINET11111226  Daucus carota A. Ashton 1971-10-9 s.n. Placer E side of Auburn. 305 Comment
  JEPS59471  Delphinium andersonii Ezra Brainerd and Viola B. Baird 1915-7-2 213 Placer Squaw Creek Sierra Nevada Mts. 1920 Comment
  UC188660  Delphinium glaucum C. F. Sonne 1886-8-15 a Placer canyon above Kneeland's Mill Comment
  UCR208275  Delphinium gracilentum George K. Helmkamp, E. A. Helmkamp 2009-5-7 14642 Placer Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 13.6 miles east of its junction with Forest Hill Road in Foresthill 771 Comment
  RSA149669  Delphinium hansenii Harlan Lewis 1941-5-24 s.n. Placer Auburn Comment
  UC1125985  Delphinium hansenii subsp. hansenii C. R. Clar 1933-6-21 35 Placer N Fork Dry Creek 457 Comment
  CAS-BOT-BC116090  Delphinium nuttallianum John Thomas Howell 1943-7-21 18658 Placer Donner Pass to Mt. Lincoln. Comment
  CAS-BOT-BC116092  Delphinium nuttallianum Alice Eastwood 1909-1-1 54 Placer Lake Tahoe region, Sunnyside. Comment
  UC854105  Delphinium nuttallianum Lewis S. Rose 1939-6-5 39214 Placer meadow near Emigrant Gap; Bear Valley 1371 Comment
  UCD22185  Delphinium nuttallianum Rex Palmer 1979-7-25 N 697 Placer Headwaters basin area of the North Fork of the American River Comment
  UCD22186  Delphinium nuttallianum Rex Palmer 1979-6-9 N 177 Placer Headwaters basin area of the North Fork of the American River Comment
  CAS-BOT-BC116438  Delphinium patens subsp. patens C. L. Hitchcock 1940-5-7 6334 Placer ca. 1 mile west of Baxter Comment
  CHSC24727  Delphinium patens subsp. patens T. C. English 1976-4-18 37 Placer N. Fork American River, 100 yds. S. Hwy 49 1 mi. E. Auburn City Limits. Comment
  SEINET268904  Delphinium variegatum K. L. Chambers, C. L. Carlbom 1962-4-22 2128 Placer Hwy. 65 between Roseville and Lincoln 1.4 mi north of the railroad overpass north of Roseville. Comment
  RSA388346  Dendromecon rigida T. Sholars 1975-5-11 30 Placer Mosquito Ridge Road, 6 miles east of intersection with Foresthill Road Comment
  UCR250167  Dendromecon rigida George K. Helmkamp, Mary Alice Barnes 2013-5-3 20483 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
  SACT000905  Deschampsia cespitosa D. Meyer 1983-8-20 Placer Moist roadside meadow with vegetation following residential construction. 2000.0 Comment
  UCD42889  Deschampsia cespitosa C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 257 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  UCD61224  Deschampsia cespitosa August L. Hormay 1932-7-8 Placer W side of Lake Tahoe, 6 miles S of Tahoe Tavern. Comment
  CHSC74156  Deschampsia cespitosa subsp. cespitosa Susi Urie 1998-8-18 98 -076 Placer Lake Tahoe Basin-National Forest. About 0.2 mi north of Lake Tahoe; meadow complex between Kings Beach and Tahoe Vista. 1901 Comment
  UCD44010  Deschampsia danthonioides C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-11 1376 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  CAS-BOT-BC201877  Deschampsia elongata Geo. B. Grant 1906-7-15 s.n. Placer Tahoe Tavern, Lake Tahoe Comment
  SACT000937  Deschampsia elongata Michael Baad 1983-9-3 Placer From Sprite Inn to Western slope of Mount Judah near summit 2286.0 Comment
  SACT000943  Deschampsia elongata D. Meyer 1983-8-7 Placer 1879.0 Comment
  SACT000946  Deschampsia elongata D. Meyer 1984-7-15 Placer Collected in opening from tree canopy. 1909.0 Comment
  SACT000948  Deschampsia elongata D. Meyer 1984-7-8 Placer At Lakeside. 1758.0 Comment
  SACT000956  Deschampsia elongata D. Meyer 1983-7-30 Placer Roadside ditch 1853.18 Comment
  SACT000958  Deschampsia elongata D. Meyer 1984-6-10 Placer 436.0 Comment
  UC147583  Dicentra formosa Harriet A. Walker 1908-6-24 1252 Placer Blue Canyon 1432 Comment
  UCR208609  Dicentra formosa George K. Helmkamp, E. A. Helmkamp 2009-5-11 14664 Placer Sierra Nevada Mountains Foothills, Michigan Bluff Road, 0.8 mile south of its junction with Foresthill Road, NE of the city of Foresthill 1159 Comment
  UCD15659  Dicentra formosa Jessica Le 1989-6-3 18 Placer Off 174 freeway from Colfax city. 609 Comment
  CAS-BOT-BC402586  Dicentra uniflora Emily McPherson 1976-6-12 76 - 5- 2 Placer Loch Leven Lakes 2072 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
  SEINET239024 Image available Dichanthelium acuminatum subsp. fasciculatum Beecher Crampton 1972-7-26 8863 Placer Gold Run rest stop along Interstate 80. 914 Comment
  UCR172650  Dichelostemma capitatum subsp. capitatum George K. Helmkamp, Elizabeth Helmkamp 2006-4-13 10197 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
  UCR234214  Dichelostemma capitatum subsp. capitatum George K. Helmkamp, E. A. Helmkamp 2011-4-10 17172 Placer Sacramento Valley, along Riosa Road, 2.3 miles east of Sheridan 43 Comment
  SEINET8472326  Dichelostemma capitatum subsp. capitatum H. R. Holbo 1961-3-18 s.n. Placer Hwy 49 at North Fork of American River. 457 Comment
  SEINET8472352  Dichelostemma capitatum subsp. capitatum R. Adamson, M. Martin 1964-3-21 s.n. Placer Along the American River, ca 4 miles S of Auburn. 457 Comment
  SEINET8476518  Dichelostemma capitatum subsp. capitatum K. Terrell 1962-1 s.n. Placer North Fork American River. 396 Comment
  UCD139198  Dichelostemma capitatum subsp. capitatum Craig P. Martz 1982-3-26 39 Placer On Clark Tunnel Road, 2.1 miles south of intersection with State Highway 193. 274 Comment
  UCD139199  Dichelostemma capitatum subsp. capitatum Craig P. Martz; Richard Sannar 1982-3-24 41 Placer both sides of Dowd road, 3 miles south of Sheridan. 30 Comment
  RSA670112  Dichelostemma multiflorum Regina Putman 1997-4-19 4 Placer City of Rocklin, in grassy field north of Toys-R-Us. About 10 meters north of Toys-R-Us parking lot and 100 meters west of end of Five Star Boulevard. 67 Comment
  SBBG57626  Dichelostemma multiflorum M. N. Ackley -Jun-1925 634 Placer Gold Run 983 Comment
  CAS-BOT-BC290948  Dieteria canescens var. shastensis Alice Eastwood 1909-1-1 248 Placer Lake Tahoe Region. Deer Park Comment
  UC912550  Dieteria canescens var. shastensis H. L. Mason 1932-9-9 7179 Placer Truckee Junction Comment
  CAS-BOT-BC153636  Diplacus jepsonii W. A. Gosline; A. R. Gosline 1943-6-26 s.n. Placer Norden Comment
  SEINET188372  Diplacus layneae C. L. Hitchcock 1940-1 6406 Placer 6 mi N of Colfax 762 Comment
  UCD78101  Dittrichia graveolens Robert E. Preston 2005-11-9 2368 Placer Between Roseville and Lincoln, at jct Sunset Blvd and Placer Corp Dr. 41 Comment
  SEINET8553080  Dodecatheon alpinum Trevitt 1932-7-5 s.n. Placer Tahoe Vista. Comment
  SEINET8561821  Dodecatheon hendersonii C. Bell 1962-3-17 46 Placer 2 miles E of Auburn above North Fork American River. 244 Comment
  JEPS108482  Downingia bicornuta var. picta Lisa Schultheis 1995-5-22 167 -95 Placer MacClellan Air Force Basee Lincoln antennae site. N of Sacramento. N of Moore Rd. and W of Dowd Rd. Comment
  UC149012  Downingia montana H. M. Hall 1910-7-3 8736 Placer near Emigrant Gap; Sierra Nevada Mountains 1645 Comment
  JEPS14406  Downingia ornatissima var. ornatissima R. E. Arp 1932-4-28 5 Placer Roseville Comment
  JEPS108453  Downingia ornatissima var. ornatissima Lisa Schultheis 1995-5-22 168 -95 Placer MacClelland Air Force Base Lincoln antennae site. N of Sacramento. N of Moore Rd. and W of Dowd Rd. Comment
  UCR240923  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 2040 Comment
  UCD43200  Drymocallis glandulosa var. glandulosa C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-13 569 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  SEINET6689834  Drymocallis glandulosa var. glandulosa K. Thorne, J. Chandler 1987-6-26 5416 Placer CA Hwy 27, 3.2 miles S of Brockway Summit. 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
  UCD33723  Drymocallis glandulosa var. reflexa Beecher Crampton 1972-6-20 8827 Placer Placer County, upslope from Bear Valley, State Hwy. 20. 1402 Comment
  CAS-BOT-BC527342  Drymocallis glandulosa var. reflexa A. A. Heller 1917-6-16 12681 Placer Near Dutch Flat 914 Comment
  SEINET6691334  Drymocallis hansenii P. B. Kennedy, S. B. Doten 1901-8-18 417 Placer Talbot's Home Camp, 7 miles from French Meadows Comment
  LA83941  Drymocallis lactea var. lactea O. H. Kappler; 1946-7-18 1320 Placer Lake Tahoe 1920 Comment
  UCD54625  Dryopteris arguta Ellen Dean; John Downs, Brian Ludwig 2006-3-30 2832 Placer Along Secret Town Rd., near railroad overpass trestle, NW of Interstate-80. 914 Comment
  CAS-BOT-BC113798  Dulichium arundinaceum L. S. Smith 1925-9-24 1738 Placer Jew Boy Range north of Cisco 1676 Comment
  UCD98826  Dysphania pumilio Clarence R. Quick 1962-11-2 62- 92 Placer Badger Hill plantation north of Camino Eldorado National Forest. 1021 Comment
  UCD98834  Dysphania pumilio A. M. Shapiro 1987-10-16 s.n. Placer Southern Pacific Right-of-way. 2103 Comment
  SACT001041  Echinochloa crus-galli D. Meyer 1984-7-9 Placer Exit from I80 park and ride lot and field across of road. 103.0 Comment
  SEINET245838 Image available Echinochloa crus-galli Beecher Crampton 1965-9-13 7497 Placer Gold Run, Interstate Hwy. 80. 975 Comment
  UC2050341  Echinocystis lobata Miss E. M. Truman 1917-1 Placer Cisco, Placer co Comment
  UCD38845  Eleocharis acicularis Beecher Crampton 1958-6-24 4967 Placer Placer County; three miles west of Baxter. Earl Morton Ranch. 1066 Comment
  CAS-BOT-BC113435  Eleocharis bella Saichi Kawahara 1969-7-6 1442 Placer West bank of Indian Creek, Mel Henderson Ranch. 987 Comment
  CHSC81832  Eleocharis engelmannii Lowell Ahart 2001-10-10 9352 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
  UCD44629  Eleocharis macrostachya C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 1995 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  CHSC74317  Eleocharis quinqueflora Susi Urie 1998-8-29 98 -169 Placer Lake Tahoe Basin. Middle of Page Meadows; about 2 mi west of Lake Tahoe and Sunnyside. 2121 Comment
  CAS-BOT-BC203870  Elymus X hansenii A. A. Beetle 1941-5-25 2688 Placer 10 miles west of Colfax 762 Comment
  SACT001074  Elymus elymoides subsp. californicus James Grove 1977-7-15 Placer 2000.0 Comment
  CDA15967  Elymus elymoides subsp. elymoides G. F. Hrusa, J. Glazner 1999-7-17 15119 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  CHSC67735  Elymus elymoides subsp. elymoides James D. Jokerst 1986-7-13 2728 Placer Trail from The Cedars, high Sierra Nevada SW of Donner Lake, just below the summit of Needle Peak. Comment
  UC1132961  Elymus elymoides subsp. elymoides B. Bolt 1934-7-17 139 Placer 1/2 mi nw Sun Flower Hill (on Plot No. 215); Tahoe National Forest, Truckee Quadrangle Comment
  POM264449  Elymus glaucus A. A. Beetle 1941-5-25 2689 Placer 10 miles west of Colfax Comment
  SACT001079  Elymus glaucus D. Meyer 1983-10-22 Placer Searchlight ski run, from base up to Olympic Lady chairlif, downhill ski area. 2121.0 Comment
  SACT001133  Elymus glaucus Michael Baad 1977-6-21 Placer 685.0 Comment
  SACT001136  Elymus glaucus Michael Baad 1983-6-26 Placer On Michigan Bluff Road. 1158.0 Comment
  SACT001140  Elymus glaucus D. Meyer 1984-6-23 Placer 17.12 km from I80 Frontage Road, dry roadside. 978.0 Comment
  UC1131678  Elymus glaucus N. French 1933-6-5 71 Placer e Rocklin; Sacramento Quadrangle, N. Fork of American River Comment
  UCD43849  Elymus glaucus subsp. glaucus C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-7 1215 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  UCD61697  Elymus glaucus subsp. glaucus Beecher Crampton 1955-6-15 2911 Placer 1/2 mile north of Forest Hill. 975 Comment
  SACT001138  Elymus glaucus subsp. jepsonii D. Meyer 1984-6-23 Placer Along Placer County-Nevada County line. Shady moist soil next to concrete river bypass canal. 594.0 Comment
  UC1131700  Elymus glaucus subsp. jepsonii B. Bolt 1934-7-3 73 Placer Sawtooth Ridge Tahoe National Forest, Colfax Quadrangle (top) Comment
  POM264448  Elymus multisetus A. A. Beetle 1941-5-26 2688 Placer 10 miles west of Colfax 762 Comment
  CDA39773  Elymus ponticus D. G. Kelch 2011-10-3 11 .817 Placer Tahoe City. Granlibakken Resort. Comment
  UCD62596  Elymus sierrae A. A. Heller 1917-8-13 12919 Placer Ridge northwest of Donner Pass. 2377 Comment
  UCD62603  Elymus stebbinsii subsp. septentrionalis Beecher Crampton 1955-6-15 2895 Placer Shirttail Canyon, 6.5 miles west of Iowa Hill. 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
  CDA13695  Elymus trachycaulus subsp. trachycaulus G. F. Hrusa, J. Glazner 1997-8-3 14055 Placer Sierra Nevada; Corner of Hwy 89 & Squaw Valley Rd. Uncommon perennial in dry, sandy areas. Openings within Pinus jeffryi/Abies concolor forest. Comment
  CDA15672  Elytrigia intermedia subsp. intermedia G. F. Hrusa, J. Glazner 1999-7-18 15219 Placer Lake Tahoe; Wooded slopes betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1889 Comment
  UCD150584  Epilobium James A. Neilson Jr. 1971-8-31 2586 Placer Tahoe Basin, South fork of Blackwood Creek. 2438 Comment
  UCR241739  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 Road, 10.8 miles northeast of Hidden Treasure Road, 0.75 mi. SE of Whisky Hill 1698 Comment
  UCD21991  Epilobium brachycarpum Beth Lowe Corbin 1982-8-3 203 Placer Onion Creek campground. 1841 Comment
  UCR200858  Epilobium brachycarpum George K. Helmkamp, E. A. Helmkamp 2008-9-15 14102 Placer Northern Sierra Navada Mountains, along Foresthill Road 26 miles northeast of the city of Forest Hill 1954 Comment
  CAS-BOT-BC171701  Epilobium canum subsp. latifolium Margaret Williams 1961-9-30 s.n. Placer West of Donner Pass near Lincoln Peak Comment
  CAS-BOT-BC171970  Epilobium canum subsp. latifolium A. A. Heller 1917-8-13 12899 Placer Base of a cliff north of Summit Hotel 2164 Comment
  CAS-BOT-BC171972  Epilobium canum subsp. latifolium G. W. Dunn 1895-9-1 s.n. Placer Summit Comment
  UC570211  Epilobium canum subsp. latifolium B. Bolt 1934-8-13 169 Placer Red Star Ridge Truckee Quadrangle (e slope) 1859 Comment
  SEINET12861983  Epilobium canum subsp. latifolium P. B. Kennedy 1901-1 278 Placer [Sierra Nevada] Summit of range between Devil's Cliff and Tinker's Knob. Comment
  SEINET9310108  Epilobium ciliatum Unknown 1999-7-17 15155 Placer Martis Valley 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
  JEPS59477  Epilobium ciliatum subsp. ciliatum Ezra Brainerd and Viola B. Baird 1915-7-23 219 Placer Tahoe City Sierra Nevada Mts. Comment
  POM46188  Epilobium ciliatum subsp. ciliatum I. E. Diehl 1902-7-7 s.n. Placer Colfax. Comment
  UCD44728  Epilobium ciliatum subsp. ciliatum C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 2094 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  SEINET6635785 Image available Epilobium ciliatum subsp. glandulosum A. A. Heller 1919-7-25 13304 a Placer near Yuba River below Cisco 1676 Comment
  CDA13696  Epilobium densiflorum G. F. Hrusa, J. Glazner 1997-8-3 14056 Placer Sierra Nevada; Corner of Hwy 89 & Squaw Valley Rd. Comment
  CDA15973  Epilobium densiflorum G. F. Hrusa, J. Glazner 1999-7-17 15127 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  UCD150585  Epilobium glaberrimum James A. Neilson Jr. 1972-8-8 2688 Placer Tahoe Basin, Ward Creek, lower meadow approximately 300 yards above the big meadow, ca. 2 miles southeast of Tahoe City. 1905 Comment
  UCR177128  Epilobium glaberrimum George K. Helmkamp, E. A. Helmkamp 2005-9-30 9943 Placer Northern Sierra Nevada Mtns., Hampshire Rocks Road south of the I-80 Rainbow exit (c. 2 mi east of Cisco Grove) 1805 Comment
  UC422954  Epilobium glaberrimum subsp. glaberrimum Miss Helen D. Geis Jun 1 1912-Jul 1 1912 130 a Placer Deer Park Comment
  POM46216  Epilobium minutum Marcus E. Jones 1882-6-28 s.n. Placer Emigrant Gap. Comment
  UC108000  Epilobium obcordatum C. F. Sonne 1894-9-2 Placer high Mt. s Summit St. C.P.R.R.; Sierra Nevada Mountains 2590 Comment
  UC66584  Epilobium obcordatum P. B. Kennedy and S. B. Doten 1901-8-10 276 Placer near summit of Devils Cliff; Summit-Soda Springs Comment
  UCD22090  Epilobium obcordatum Rex Palmer 1979-7-25 N 678 Placer Headwaters basin area of the North Fork of the American River Comment
  JEPS127411  Epilobium oregonense Steve Matson 2002-7-2 550 Placer Tahoe North Shore, Snow Creek Watershed, Tahoe Vista/Kings Beach; west Fork Snow Creek. Comment
  SBBG38054  Equisetum arvense E. R. Blakley 1960-2-9 3802 Placer meadow along Carnelian Crk (at mouth), Lake Tahoe 1905 Comment
  CAS-BOT-BC57827  Equisetum hyemale subsp. affine E. R. Blakley 1960-9-3 3821 Placer King's Beach, Lake Tahoe. 1905 Comment
  CAS-BOT-BC57242  Equisetum laevigatum E. R. Blakley 1960-9-2 3806 Placer Carnelian Creek, Lake Tahoe 1905 Comment
  UCD64183  Eragrostis pectinacea Beecher Crampton 1967-7-26 8162 Placer 2.5 miles SW of Applegate, Interstate Hwy. 80, junction of Meadow Vista Road. 487 Comment
  OBI49186  Ericameria bloomeri Lewis S. Rose 1938-9-14 38270 Placer Truckee river, 3 mi NW of Tahoe City 1829 Comment
  SD234803  Ericameria nauseosa var. speciosa G. K. Helmkamp, E. A. Helmkamp 2008-8-20 14029 Placer Northern Sierra Nevada Mountains: Donner Pass Road on the west side of Donner Pass and east of Norden (Norden 7.5'Q) 2149 Comment
  CAS-BOT-BC293277  Ericameria suffruticosa C. F. Sonne 1885-8-23 141 Placer Sierra Nevada Mts. Tinker Knob & Anderson Peak 2895 Comment
  RSA531312  Ericameria suffruticosa Walter Wisura, Tom Hayduk, Q. Junzhuan 1991-8-22 4543 Placer Squaw Valley beyond upper cable car stn. on top of rocky ridge. Comment
  UC62962  Ericameria suffruticosa C. F. Sonne 1886-8-1 Placer above Coldstream; Sierra Nevada Mountains 2590 Comment
  CAS-BOT-BC296766  Erigeron coulteri Margaret Williams 1974-8-8 74 P1-36 Placer Murphy's Meadow, 5 miles southeast of Hirschdale, Sierra Nevada 2316 Comment
  UC65327  Erigeron coulteri P. B. Kennedy and S. B. Doten 1901-8-9 260 Placer summit Soda Springs Comment
  UCD82965  Erigeron divergens Albert Grigarick 2009-6-15 112 Placer E of Truckee, 1 ft W of west shore of the middle of Martis Creek Reservoir. 1775 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
  UCR218122  Erigeron foliosus var. hartwegii George K. Helmkamp, E. A. Helmkamp 2010-6-26 16391 Placer Sierra Nevada Mountains Foothills, Yankee Jim's Road in Bunch Canyon, 0.5 mile southeast of its junction with Canyon Way 591 Comment
  UCR218224  Erigeron foliosus var. hartwegii George K. Helmkamp, E. A. Helmkamp 2010-6-26 16413 Placer Sierra Nevada Mountains Foothills, Yankee Jims road along Brush Creek in Bunch Canyon, 2.8 miles southeast of its junction with Canyon Way, 2.75 mi. ENE (74 deg. ) of Applegate 476 Comment
  OBI77802  Erigeron foliosus var. hartwegii Guy Nesom 1981-6-4 4238 Placer Iowa Hill rd, 2.2 mi ENE of jctn with Frontage Rd in Colfax Comment
  UCD21714  Erigeron glacialis var. glacialis Beth Lowe Corbin 1982-8-10 291 Placer 3/4 mile WSW of Onion Creek campground. In fine, sandy and organic soil. Small meadow in White Fir forest. Ray flowers pale purple, disc yellow. Partial sun. SE facing slope, 10% incline. Common. 2023 Comment
  CAS-BOT-BC300821  Erigeron glacialis var. glacialis C. F. Sonne 1885-7-12 151 Placer Sierra Nevada Mts. Above Coldstream 2590 Comment
  CAS-BOT-BC300829  Erigeron glacialis var. glacialis L. S. Smith 1926-6-10 1926 Placer Tahoe National Forest. Poorman Valley 1889 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
  UCD132002  Erigeron inornatus var. inornatus G. K. Helmkamp; E. A. Helmkamp 2007-8-1 12645 Placer Northern Sierra Nevada Mountains. Donner Pass Road between Donner and Norden, about 0.2 mile E of the Nevada County border. 2151 Comment
  POM160243  Erigeron miser C. T. Sonne 1897-08 s.n. Placer Above Donner Lake Comment
  SEINET8667717 Image available Erigeron miser M. J. Williams 1985-7-6 85- 63 -10 Placer Pacific Crest Trail between old and new Donner Summits. Sierra Nevada. Comment
  CDA16034  Erigeron peregrinus G. F. Hrusa, J. Glazner 2000-9-3 15679 A Placer Sierra Nevada; Sugar Bowl Ridge, immediately to W of proposed Crow's Nest ski run. 2164 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
  POM260423  Eriodictyon californicum C. L. Hitchcock 1940-5-14 6376 Placer Meier Ranch, 6 miles north of Colfax. 762 Comment
  UCD164651  Eriodictyon californicum Brandi Sorensen 1995-6-1 17 Placer .73 kilometers northwest of Colfax. 671 Comment
  UCR190659  Eriodictyon californicum George K. Helmkamp, E. A. Helmkamp 2007-5-23 12081 Placer Northern Sierra Nevada Mountains Foothills, junction of Iowa Hill Road and Finning Mill Road (U. S. F. S. Rd #10) in the Sugar Pine Recreation area 1137 Comment
  CAS-BOT-BC255403  Eriogonum Saichi Kawahara 1969-7-6 833 Placer Slope over looking north fork of the American River, Colfax-Iowa Hill Road between Dinner Tree and Windy Point 585 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
  SEINET9362765  Eriogonum elatum Unknown 2000-7-1 15631 Placer Summit Village, Truckee Comment
  JEPS126263  Eriogonum elatum var. elatum Steve Matson 2000-7-6 470 Placer nSNH; Martis Valley, about 4 miles SE of Truckee; Martis Creek Wildlife Area; 600 meters north of Highway 267. 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
  UCD22137  Eriogonum incanum Rex Palmer 1979-6-19 N 237 Placer Headwaters basin area of the North Fork of the American River Comment
  CAS-BOT-BC259348  Eriogonum lobbii Alice Eastwood 1909-1-1 228 Placer Lake Tahoe Region. Squaw Creek Comment
  CDA16814  Eriogonum lobbii G. F. Hrusa, J. Glazner 2001-7-15 15953 Placer Sierra Nevada; Crows Nest Pk. immed. W of Sugarbowl. 2377 Comment
  SEINET3282809 Image available Eriogonum lobbii var. lobbii George K. Helmkamp, E. A. Helmkamp 2009-8-12 15445 Placer Northern Sierra Nevada Mountains; Forest Hill Road, 26.1 miles northeast of the city of Foresthill. 2020 Comment
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Aug 14 2014
  POM117507  Eriogonum marifolium Marcus E. Jones 1882-6-30 s.n. Placer Emigrant Gap. Comment
  UCR207125  Eriogonum marifolium George K. Helmkamp, E. A. Helmkamp 2009-7-16 15222 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
  UCR233455  Eriogonum marifolium George K. Helmkamp, E. A. Helmkamp 2011-8-26 18189 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
  CAS-BOT-BC264805  Eriogonum nudum var. deductum unspecified No date on label. 12884 Placer Summit Station 2121 Comment
  UC849631  Eriogonum nudum var. deductum Marcus E. Jones, A. M. 1882-6-29 3469 Placer Emigrant Gap Comment
  UCR241766  Eriogonum nudum var. nudum George K. Helmkamp, Mary Alice Barnes, E. A. Helmkamp 2012-9-8 19804 Placer Northern Sierra Nevada Mountains, along Forest Hill Road at junction with Hidden Treasure Road, c. 0.4 mile NE of Sugar Pine Road 1384 Comment
  UCR229533  Eriogonum nudum var. oblongifolium George K. Helmkamp, E. A. Helmkamp 2011-7-26 17860 Placer Northern Sierra Nevada Mountains, Emigrant Gap Road, 0.1 mile west of its junction with US-80, 0.65 mi. NE (65 deg. ) of Emigrant Gap 1590 Comment
  SDSU6798  Eriogonum nudum var. pubiflorum D. F. Howe 1959-8-1 2769 Placer 4 miles north of Auburn. 457 Comment
  CAS-BOT-BC271969  Eriogonum nudum var. pubiflorum G. P. Rixford 1913-9-2 s.n. Placer Loomis Comment
  UCD80662  Eriogonum prattenianum CNPS SN Foothill Team 2006-6-27 SNNR 0728 b Placer Placer Land Trust, Shutamul Parcel, along the Bear River. 305 Comment
  UC84513 Image available Eriogonum rosense C. F. Sonne 1886-7-18 Placer Truckee River Sierra Nevada Mountains, Head of Squaw Valley, Truckee River Comment
  POM308707  Eriogonum spergulinum var. reddingianum Betty J. Jorgensen 1944-7-2 514 Placer Along summit near Donner Pass. Comment
  RSA790194  Eriogonum umbellatum James R. Shevock 1985-8-9 11335 Placer Tahoe National Forest, Granite Chief Wilderness. Along trail 16E10 above Picayune Valley. 2200 Comment
  UCD147106  Eriogonum umbellatum Chuck Hughes 2013-6-6 391 Placer Near margin of Camp Far West Reservoir, near where the Bear River enters the Reservoir. 93 Comment
  CAS-BOT-BC268014  Eriogonum umbellatum var. furcosum J. C. Hawver 1912-9-7 s.n. Placer Cisco Comment
  CDA13675  Eriogonum umbellatum var. nevadense G. F. Hrusa, J. Glazner 1997-8-3 14035 Placer Sierra Nevada; Corner of Hwy 89 & Squaw Valley Rd. Comment
  CHSC108662  Eriogonum umbellatum var. nevadense L. P. Janeway; B. Castro 2011-8-27 10682 Placer Northern High Sierra Nevada. West side of Hwy 89 across from Silver Creek Campground, about 11 km south of Truckee. 1850 Comment
  CHSC67682  Eriogonum umbellatum var. nevadense James D. Jokerst 1986-7-13 2729 Placer Trail from The Cedars, SW of Donner Lake, just below the summit of Needle Peak, scree on S-facing slope. Comment
  JEPS126336  Eriogonum umbellatum var. nevadense Steve Matson 1998-7-12 339 Placer nSNH; Martis Valley, about 4 miles SE of Truckee; Martis Creek Wildlife Area; 100 meters south of Martis Dam Road, north of airport creek. Comment
  UCD22121  Eriogonum umbellatum var. nevadense Rex Palmer 1979-7-10 N 525 Placer Headwaters basin area of the North Fork of the American River Comment
  CAS-BOT-BC262173  Eriogonum umbellatum var. torreyanum Charlotte Pyle 1978-8-9 s.n. Placer East side of Silver Peak about 1.5 miles northwest of Squaw Valley 2438 Comment
  SEINET5332028  Eriogonum umbellatum var. torreyanum C. Pyle 1983-1 s.n. Placer East side of Silver Peak about 1.5 miles northwest of Squaw Valley. 2438 Comment
  CAS-BOT-BC262234  Eriogonum ursinum Kellogg 1870-6-10 s.n. Placer Cisco, Sierra Nevada Mts. Comment
  RSA766455  Eriogonum ursinum Susan Hutchinson 1928-1 1162 Placer Emigrant Gap, Sierra Nevada. 1591 Comment
  JEPS56203  Eriogonum ursinum Leland S. Smith 1914-8-11 Placer near Loch Leven (5 mi n of Cisco) 2133 Comment
  UC412807  Eriogonum ursinum C. F. Sonne 1886-7-18 1245 Placer hillside in R. R. Canyon R. R. Canyon Comment
  UCD34056  Eriogonum wrightii Beecher Crampton 1975-10-14 9329 Placer Placer County, Emigrant Gap area on Hwy. 80 just east of Vista Point. 1524 Comment
  CAS-BOT-BC261916  Eriogonum wrightii var. subscaposum Henry M. Pollard 1936-7-1 s.n. Placer Rainbow Tavern, Donner region 1828 Comment
  UCR201908  Eriogonum wrightii var. subscaposum George K. Helmkamp, E. A. Helmkamp 2008-8-20 14023 Placer Northern Sierra Nevada Mountains, Donner Pass Road on the west side of Donner Pass and east of Norden 2149 Comment
  CAS-BOT-BC308081  Eriophyllum lanatum var. achilleoides Clarence R. Quick 1962-5-24 62 .7 Placer Institute of Forest Genetics 2-3 miles northeast of Placerville, Sierra Nevada Comment
  UC566755  Eriophyllum lanatum var. grandiflorum H. L. Mason 1926-5-28 3275 Placer 5 mi above Auburn Comment
  UCR173263  Eriophyllum lanatum var. grandiflorum George K. Helmkamp, Elizabeth Helmkamp 2006-5-13 10426 Placer Northern Sierra Nevada foothills, 2.1 mi south of Auburn along Calif. Hwy 49 293 Comment
  UCR173277  Eriophyllum lanatum var. grandiflorum George K. Helmkamp, Elizabeth Helmkamp 2006-5-13 10441 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
  CAS-BOT-BC308254  Eriophyllum lanatum var. integrifolium John Thomas Howell 1943-7-21 18668 Placer Mt. Lincoln Comment
  UC148991  Eriophyllum lanatum var. integrifolium H. M. Hall 1910-7-10 8753 Placer Cisco Butte Sierra Nevada Mountains (near type-locality of Bahia cuneata) 1950 Comment
  SEINET8565538  Erodium cicutarium F. Brunetti 1962-3-17 s.n. Placer At Auburn. 518 Comment
  UCD127484  Eryngium castrense R. A. Blanchard 1931-5-9 2191 Placer Roseville. Comment
  UCSB45755  Eryngium pinnatisectum Reisentz, Paul 1979-5-11 Placer 1 mile south of Sheridan on Highway 65 Comment
  UC856275  Erysimum capitatum Marcus E. Jones, A. M. 1882-6-28 2620 Placer Emigrant Gap Comment
  CAS-BOT-BC55091  Erysimum perenne G. B. Rossbach 1940-6-2 933 Placer Near northwest shore Lake Tahoe. 1981 Comment
  UC1126628  Erysimum perenne N. French 1934-6-22 445 Placer 7/8 mi w Dulzura Lake; Truckee Quadrangle Comment
  UC128132  Erysimum perenne Miss Harriet A. Walker 1908-7-25 1421 Placer Cisco 1810 Comment
  SEINET14199447  Erythranthe erubescens P. B. Kennedy 1901-8-10 269 Placer Below summit of Tinkers Knob. Comment
  CAS-BOT-BC438819  Erythranthe guttata George K. Helmkamp; Mary Alice Barnes 2013-4-18 20377 Placer Northern Sierra Nevada Mtns Foothills: Iowa Hill Road, 1.8 miles west of the bridge over North Fork American River, 0.6 mi. (airline) east of I-80 at Colfax. 544 Comment
  CAS-BOT-BC150223  Erythranthe moniliformis Saichi Kawahara 1969-5-24 1001 Placer Mel Henderson Ranch, on the east bank of Indian Creek 987 Comment
  CAS-BOT-BC505236  Erythronium grandiflorum Elizabeth McClintock; Wayne Roderick 1968-5-17 s. n. Placer Cisco Grove, northern Placer County Comment
  JEPS61870  Erythronium purpurascens L. S. Smith 1926-5-26 1867 Placer Tahoe Forest, Duncan Canyon 1676 Comment
  UCD13249  Erythronium purpurascens Marianne Lewin 1973-5-29 141 Placer Placer County Grove Sierra Redwoods, ca. 25 mi E of Forest Hill. Comment
  UC142937  Eschscholzia caespitosa Katharine Brandegee 1909-4-28 Placer near Auburn (along the river grade) Comment
  CAS-BOT-BC403344  Eschscholzia californica H. M. Hall 1917-3-9 10290 Placer Lincoln, Sacramento Valley Comment
  UC50565  Eschscholzia lobbii Mrs. Ames 1880-1 Placer Auburn Comment
  UC70403  Eschscholzia lobbii Milo S. Baker 1900-2-11 Placer Auburn Comment
  UCSB45740  Eschscholzia lobbii Reisentz, Paul 1979-5-11 Placer 1 mile south of Sheridan; on Highway 65 Comment
  CHSC7101  Eucalyptus rudis D. Russell Droege 1969-4-7 7 Placer 3 3/4 mi from Ridge Road and Taylor Road on intersection on Ridge Road. Comment
  CAS-BOT-BC310368  Eucephalus breweri Alice Eastwood 1909-1-1 313 Placer Lake Tahoe Region, Deer Park Comment
  CAS-BOT-BC310376  Eucephalus breweri J. F. Emmel 1968-7-25 101 Placer North slope of Donner Peak 2286 Comment
  JEPS86487  Eucephalus breweri L. R. Heckard with J. Hickman and Alice Howard 1986-7-26 6567 Placer Sherman Chickering's Soda Springs, 5 mi se of Donner Lake, w of Tinker Knob 2042 Comment
  SD243067  Eucephalus breweri George K. Helmkamp, E. A. Helmkamp 2011-8-26 18164 Placer Northern Sierra Nevada Mountains: Forest Hill Road, 26.1 miles east of its junction with Mesquite Road in the city of Foresthill (Duncan Peak 7.5'Q) 2020 Comment
  UC194087  Eucephalus breweri C. F. Sonne 1883-9-9 Placer canon above Kneeland's Comment
  UCD18255  Eucephalus breweri E. A. Dean; N. Wymer, T. and M. Starbuck 1998-8-15 467 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
  UCR257733  Eucephalus breweri George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19517 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
  SD240985  Euphorbia crenulata George K. Helmkamp, E. A. Helmkamp 2012-5-11 18943 Placer Northern Sierra Nevada Mountains Foothills: Finning Mill Road, 1.2 miles north of its junction with Forest Hill Road (Foresthill 7.5'Q) 1103 Comment
  UCD142628  Euphorbia nutans T. C. Fuller 1964-9-1 12566 Placer Sierra Nevada. Colfax; N. side of Auburn Ave. at Castle St. 734 Comment
  SEINET12142206  Euphorbia serpillifolia L. S. Rose 1938-1 38265 Placer South Fork of Yuba River, 3 mi E of Cisco 1737 Comment
  RSA433511B  Euphorbia spathulata Anonymous 1900-5-27 s.n. Placer Duncan Comment
  UC893025  Eurybia integrifolia Lewis S. Rose 1938-9-14 38264 Placer 3 mi e Cisco; South Fork of Yuba River 1737 Comment
  SEINET8687803 Image available Eurybia integrifolia P. B. Kennedy, S. B. Doten 1901-8-19 419 Placer Talbot's Home Camp, 7 miles from French Meadows Comment
  SEINET3828364  Fabaceae G. K. Helmkamp, E. A. Helmkamp 2011-1 17854 Placer Northern Sierra Nevada Mountains: Emigrant Gap Road, 0.1 miles west of its junction with US-80 0.65 mi NE (65 degrees) of Emigrant Gap. (Blue Canyon 7.5') 1590 Comment
  SACT001189  Festuca rubra D. Meyer 1984-7-21 Placer 7.5 km from Placer County line, moist shady streambed. 9 m from roadway. 1758.0 Comment
  SACT001194  Festuca rubra D. Meyer 1983-6-25 Placer 1636.0 Comment
  SACT001199  Festuca subulata D. Meyer 1984-6-17 Placer Just south of bridge over American River 545.0 Comment
  SACT001201  Festuca viridula D. Meyer 1983-8-20 Placer From Alpine Meadows Road to summit of trail at first lake steep rocky trail with some moist meadow. 2000.0 Comment
  SACT001205  Festuca viridula Michael Baad 1983-8-11 Placer Trail from Whiskey Camp. 3 miles west of Alpine Meadows. 2133.0 Comment
  SEINET239050 Image available Festuca viridula G. K. Helmkamp, E. A. Helmkamp 1999-6-30 5097 Placer Northern Sierra Nevadas: Soda Springs Road .9 miles south of Donner Pass Road approaching Ice Lakes. 2104 Comment
  SEINET8687012  Ficus carica L. Smith 1980-9-20 s.n. Placer Canyon along north fork of Middle Fork of American River 366 Comment
  UCR194963  Filago gallica George K. Helmkamp, E. A. Helmkamp 2007-5-18 12026 Placer Northern Sierra Nevada Mountains Foothills, along Mosquito Ridge Road, 4.2 miles southeast of Foresthill 793 Comment
  JEPS127415  Floerkea proserpinacoides Steve Matson 2004-7-13 1052 Placer Tahoe Basin west shore; Ward Canyon. Comment
  JEPS111210  Fragaria virginiana Steve Matson 2005-7-4 1366 Placer Martis Valley, southeast of Truckee, National Recreation Area, south of Highway 267 and south of Martis Creek on western edge of Northstar subdivision; on trail near stream. 39.2915 N, 120.1352 W: Elevation 5,900 ft. 1798 Comment
  JEPS127516  Fragaria virginiana Steve Matson 1998-6-14 234 Placer nSNH; Tahoe North Shore; Snow Creek Watershed, Tahoe Vista/Kings Beach; west Fork Snow Creek; north edge of main boggy site. Comment
  HSC95743  Frangula californica Phyllis Adams 1982-5-9 39 Placer In American River Canyon along Hwy. 49 244 Comment
  SEINET7417536 Image available Frangula californica subsp. californica A. A. Heller 1917-1 12680 Placer near Dutch Flat 914 Comment
  CAS-BOT-BC53545  Frangula californica subsp. tomentella T. S. Brandegee 1888-9-1 s.n. Placer Alta Comment
  CAS-BOT-BC53547  Frangula californica subsp. tomentella W. R. Dudley 1909-8-20 s.n. Placer Dutch Flat Comment
  UCD15154  Frangula californica subsp. tomentella Phyllis Adams 1982-5-9 39 Placer California, Placer Co.; in the American River Canyon along Highway 49; 243 Comment
  SEINET11249894  Frangula rubra A. A. Heller, P. B. Kennedy 1907-7-15 8837 Placer Near mouth of Little Grizzly Creek below Genessee Comment
  CDA36972  Galium aparine CDFA Staff s.n. Placer Nute Ranch, near Nute Road. 0 Comment
  SEINET11587297  Galium aparine C. Aarstad, H. N. Mozingo 1979-4-1 s.n. Placer 792 Comment
  UCD15080  Galium aparine Alan B. Chan 1977-5-28 31 Placer California, Placer Co.; 20 miles northeast of the Auburn Forest Hill Bridge along Auburn Forest Hill Road, 0.25 miles going south on Auburn Forest Hill Road towards Michigan Bluff; Comment
  UCD22291  Galium aparine Rex Palmer 1979-6-21 N 378 Placer Headwaters basin area of the North Fork of the American River. Comment
  UCR253574  Galium aparine George K. Helmkamp, Amy Barnes 2014-4-23 22800 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
  RSA757078  Galium bolanderi George K. Helmkamp, E. A. Helmkamp 2009-7-16 15200 Placer Foresthill Road, 20.3 miles northeast of the city of Foresthill. 1704 Comment
  UCR231007  Galium bolanderi George K. Helmkamp, E. A. Helmkamp 2010-8-14 16799 Placer Northern Sierra Nevada Mountains, American Hill Road, 1.2 miles south of its junction with Foresthill Road 1567 Comment
  CDA36878  Galium murale CDFA Staff 1995-5-12 s.n. Placer Dry Creek. 0 Comment
  SEINET12514859  Galium nuttallii Curt Aarstad 1979-4-1 s.n. Placer 1/2 mile east of Junction of old and new Auburn Forest Hills Rd. Comment
  UCR231830  Galium sparsiflorum subsp. sparsiflorum George K. Helmkamp, E. A. Helmkamp 2010-8-14 16781 Placer Northern Sierra Nevada Mountains, American Hill Road (Forest Route 13), 4.7 miles south of its junction with Foresthill Road and just south of a creek crossing 1552 Comment
  UCD75773  Galium trifidum Ellen Dean; M. Bibbo, J. Poloske, M. Starbuck 2008-7-20 5246 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, area south of the Southern Pacific RR tracks, just south of Lakeview Canyon and north of Emigrant Canyon. 2099 Comment
  JEPS127518  Galium trifidum subsp. columbianum Steve Matson 1997-7-5 42 Placer nSNH: jMartis Valley, about 4 miles SE of Truckee. Martis Creek Wildlife Area, north side of Hwy 267, west of Martis Creek. Comment
  CHSC74253  Galium trifidum var. pacificum Susi Urie; Eric Schroder 1998-9-10 98 -324 Placer Antone Meadows; along Burton Creek, about 2.1 mi northwest of Lake Tahoe. 2072 Comment
  JEPS34002  Gamochaeta ustulata W. H. Shockley Jun 1886 Placer Auburn Comment
  SJSU4074  Gaultheria ovatifolia C. W. Sharsmith 1965-6-12 7396 Placer Big Tree Grove (6 Sequoiadendron), 10 mi E of Michigan Bluff 1584 Comment
  UCD34548  Gayophytum Beecher Crampton 1985-6-23 9993 Placer Placer County, North Shore Lake Tahoe, Stateline Road. 1950 Comment
  UCD44717  Gayophytum diffusum C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 2083 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  UCR201522  Gayophytum diffusum subsp. parviflorum George K. Helmkamp, E. A. Helmkamp 2008-8-20 14013 Placer Northern Sierra Nevada Mountains, Rainbow exit south from US-80 and east of Big Bend, adjacent to the South Yuba River 1811 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
  UCR232232  Gayophytum heterozygum George K. Helmkamp, E. A. Helmkamp 2010-7-28 16646 Placer Northern Sierra Nevada Mountains, Forest Hill Road at Hidden Treasure Road, 10.4 miles northeast of the city of Foresthill 1384 Comment
  UC107804  Gayophytum humile C. F. Sonne 1886-6-11 Placer Tahoe; on road to Hot Springs Comment
  SEINET8586235  Gentiana calycosa W. D. Billings 1951-8-21 2146 Placer Sierra Nevada, E of Granite Chief. 2499 Comment
  UC35441  Gentianopsis simplex C. F. Sonne 1885-8-9 Placer meadows along Truckee R. Truckee R. Comment
  CDA37050  Geranium molle CDFA Staff 1995-5-31 s.n. Placer Pino Ranch, near Newcastle. 0 Comment
  SD237463  Geranium molle G. K. Helmkamp, E. A. Helmkamp 2010-4-23 15905 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
  JEPS127449  Geum macrophyllum var. perincisum Steve Matson 1997-7-25 132 Placer nSNH; Tahoe North Shore; Snow Creek Watershed, Tahoe Vista/Kings Beach; North Ave. Comment
  RSA0004760  Gilia capillaris C. C. Hall 1910-6-25 8710 Placer Cisco, in the Upper Transition Zone 1850 Comment
  UCR190658  Gilia capitata subsp. mediomontana George K. Helmkamp, E. A. Helmkamp 2007-5-23 12080 Placer Northern Sierra Nevada Mountains Foothills, junction of Iowa Hill Road and Finning Mill Road (U. S. F. S. Rd #10) in the Sugar Pine Recreation area 1137 Comment
  RSA794814  Gilia leptalea subsp. leptalea George K. Helmkamp, E. A. Helmkamp 2011-8-26 18172 Placer along Forest Hill Road, 0.4 miles west of Robinson Flat. 2041 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
  POM260452  Githopsis specularioides C. L. Hitchcock 1940-5-14 6381 Placer Meier Ranch, 6 miles north of Colfax. 762 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
  CHSC73275  Glyceria elata L. P. Janeway 1998-8-6 5975 Placer Lake Tahoe Basin-National Forest. North side of Blackwood Creek, 1.7 mi west of Lake Tahoe. Meadow complex. 1938 Comment
  CHSC74166  Glyceria elata Susi Urie 1998-8-13 98 -034 Placer Lake Tahoe Basin-National Forest. Meadow along the south side of Ward Creek, about 1.5 mi west of Lake Tahoe and Sunnyside. 2097 Comment
  SACT001253  Glyceria elata Michael Baad 1983-7-23 Placer More than .25 mile on road west of US Highway 89 1828.8 Comment
  SACT001256  Glyceria elata D. Meyer 1984-7-29 Placer Road south of reservoir moist shady north-facing slope. 1612.0 Comment
  SACT001258  Glyceria elata D. Meyer 1984-9-23 Placer Moist north-facing hillside seeping with water. 2109.0 Comment
  UCD66852  Glyceria elata R. Tofsrud 1951-7-1 Placer On Hwy. 40, above Baxter, 3/4 mile below drinking station. Comment
  CAS-BOT-BC307370  Gnaphalium palustre Emily K. Mcpherson 1976-9-19 76- 27 -7 Placer 1 mile east of Talbot Campground near Middle Fork American River, Sierra Nevada 1767 Comment
  SD247326  Gnaphalium palustre George K. Helmkamp, E. A. Helmkamp 2012-9-25 19905 Placer Northern Sierra Nevada Mountains: Blue Canyon Road, 1.1 miles south of its intersection with I-80, about 1/2 mile south of Blue Canyon-Nyack Airport. 1473 Comment
  UCD22066  Goodyera oblongifolia Beth Lowe Corbin 1982-8-20 400 Placer 1/2 mile west of Onion Creek Campground. 1950 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
  SEINET3139959  Grindelia hirsutula M. P. Dunford 1959-10-20 563 Placer 1 mi. E of Rocklin on Hwy 40; between Hwy 40 & railroad tracks Comment
  UCR233276  Grindelia hirsutula var. davyi George K. Helmkamp, E. A. Helmkamp 2011-7-9 17686 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 10.8 miles southeast of its junction with Foresthill Road 503 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
  UC1714554  Gypsophila paniculata var. paniculata K. Brandegee Aug., 1907 Placer Cisco Comment
  SEINET12618245  Hackelia micrantha M. J. Williams 1985-7-6 85- 63 -12 Placer Sierra Nevada, Pacific Crest Trail, between old and new Donner Summits. Comment
  UCD22139  Hackelia micrantha Rex Palmer 1979-7-25 N 809 Placer Headwaters basin area of the North Fork of the American River. Comment
  UCD22140  Hackelia micrantha Rex Palmer 1979-7-12 N 656 Placer Headwaters basin area of the North Fork of the American River Comment
  UC112818  Hackelia micrantha Katharine Brandegee July 1908 Placer Lake Van Orden Comment
  JEPS55578  Hackelia velutina W. L. Jepson 1918-7-30 7727 Placer near Tahoe City; Lake Tahoe Comment
  POM153473  Hackelia velutina P. A. Munz 1928-6-25 11090 Placer Tahoe Canyon, Lake Tahoe. 2073 Comment
  UCD80066  Helianthella californica CNPS SN Foothill Team 2005-4-26 SNFN 0183 c Placer CDPR Auburn State Recreation Area, at the northeast end of Robie Point, about 100 meters east (downslope) of the Western States trail, just to the north and east of where it rounds the point (accessed from the trailhead at Robie Point). 259 Comment
  SD112703  Helianthella californica var. nevadensis Darley F. Howe 1948-5-23 1852 Placer American River 305 Comment
  CAS-BOT-BC314973  Hemizonella minima Miss. H. A. Walker 1910-6-1 2036 Placer Deer Park Comment
  UC124517  Hesperochiron californicus A. Kellogg Placer Cisco Comment
  UC880732  Hesperochiron californicus A. A. Heller 1917-6-17 12703 Placer along Yuba R. below Cisco; Yuba R. 1676 Comment
  UC24121  Hesperochiron californicus Mrs. M. M. Hardy 1893-1 Placer Comment
  JEPS71478  Hesperochiron pumilus Gladys L. Smith and Betsy Wilson June 1971 3036 Placer 5 mi. w. Lake Tahoe (Alpine Meadows, Ward Peak); Ward Peak, Alpine Meadows 2438 Comment
  JEPS71479  Hesperochiron pumilus Gladys L. Smith 1972-6-21 3277 Placer Alpine Meadows 2072 Comment
  UCD21703  Heterotheca villosa Beth Lowe Corbin 1982-8-13 346 Placer 3/4 mile west of The Cedars, in meadow. Ray and disc flowers yellow. Mostly sun. South facing slope, 15% incline. Occasional. 1676 Comment
  UCD16138  Heuchera micrantha var. erubescens S. Boshoven 1983-5-30 9 Placer California. Placer County: Mosquito Ridge Rd., 13.5 mi from Forest Hill Rd. and Mosquito Ridge intersection. 1219 Comment
  SEINET6032034  Heuchera rubescens P. B. Kennedy 1901-8-10 s.n. Placer Devils Cliff, Soda Springs. Comment
  UC11368  Heuchera rubescens var. glandulosa Mrs. M. M. Hardy 1893-1 Placer Comment
  POM360442  Hieracium albiflorum Wm. Martin 1971-9-10 20273 Placer Blue Canyon Creek, 2 miles south of Ranger Station, Tahoe Natl. Forest. Comment
  SEINET11259299 Image available Hieracium albiflorum M. Koski 2009-10-8 NV 030 -297 Placer Near Onion Creek 2005 Comment
  UC464478  Hieracium albiflorum R. M. Holman 1931-8-8 Placer 300 yds w Echo Summit (on Lincoln Hwy above Tahoe); Firs Camp Grounds 2286 Comment
  POM118251  Hieracium scouleri H. M. Hall 1912-7-18 9365 Placer Willow Creek. 1280 Comment
  SACT001292  Holcus lanatus D. Meyer 1983-7-16 Placer 1212.0 Comment
  CDA7986  Holocarpha virgata K. Connolly, Robin Breckenridge 1992-9-3 Placer Along Corporation Yard Road, Rocklin. 0 Comment
  JEPS38265  Holocarpha virgata subsp. virgata J. W. Blankinship 1909-9-13 Placer Roseville Comment
  UC114718  Holodiscus discolor C. F. Sonne 1886-7-17 Placer along Truckee River, Placer Co. Comment
  CAS-BOT-BC150012  Holodiscus discolor var. discolor Elizabeth Parsons Hawver 1911-8-19 s.n. Placer At base of Ellis Peak, Lake Tahoe region Comment
  CAS-BOT-BC311742  Holozonia filipes F. A. Mac Fadden 1934-7-2 12586 Placer N. Fork American River - 1/2 mile E. of Rawhide Mine Comment
  UCR218116  Hordeum brachyantherum George K. Helmkamp, E. A. Helmkamp 2010-6-26 16400 Placer Sierra Nevada Mountains Foothills, Yankee Jim's Road in Bunch Canyon, 0.5 mile southeast of its junction with Canyon Way 591 Comment
  SACT001323  Hordeum californicum D. Meyer 1983-8-7 Placer Bike trail behind Tahoe City Shooping center near lake shore. 1891.0 Comment
  SACT001334  Hordeum geniculatum D. Meyer 1984-4-15 Placer Collected on roadside in possible vernal pool 122.0 Comment
  SACT001339  Hordeum geniculatum D. Meyer 1983-6-5 Placer Roadside ditch. 829.056 Comment
  CDA37221  Hordeum leporinum CDFA Staff s.n. Placer Nute Ranch, near Nute Road. 0 Comment
  SACT001367  Hordeum leporinum Josephine Van Ess 1984-5-6 Placer on Garden Bar Road. Riparian habitat. 182.0 Comment
  SACT001383  Hordeum leporinum D. Meyer 1984-5-28 Placer Next to orchard. 206.0 Comment
  UCR249586  Hordeum murinum George K. Helmkamp, Amy Barnes 2013-3-28 20284 Placer Eastern Sacramento Valley, along 10th Street/Ranch House Rd., 0.6 mile south of its junction with Riosa Road in Sheridan 43 Comment
  UC1132541  Hordeum murinum subsp. leporinum G. T. Nordstrom 1934-6-21 137 Placer Mammoth Springs Colfax Quad., , Tahoe National Forest Comment
  JEPS44569  Horkelia fusca subsp. parviflora C. F. Sonne 1887-6-1 81 Placer sierra nevada mountains Comment
  RSA122259  Horkelia fusca subsp. parviflora N. H. French 1934-6-19 423 Placer 1/4 mile W of Devil's Peak. 2104 Comment
  CAS-BOT-BC537867  Horkelia fusca var. parviflora Lewis S. Rose 1963-7-11 63211 Placer Tahoma, Lake Tahoe 1915 Comment
  UCR208588  Horkelia tridentata subsp. flavescens George K. Helmkamp, E. A. Helmkamp 2009-5-11 14651 Placer Sierra Nevada Mountains Foothills, along Forest Hill Road, 2.5 miles northeast of Foresthill 1073 Comment
  UC860236  Horkelia tridentata subsp. tridentata A. A. Heller 1917-6-17 12705 Placer below Cisco (along the Yuba River) Comment
  CAS-BOT-BC537975  Horkelia tridentata var. tridentata Junea Kelly 1921-7-1 s. n. Placer Near Placerville Comment
  CAS-BOT-BC537986  Horkelia tridentata var. tridentata Roxana S. Ferris 1957-8-9 13099 Placer Cleared area in pines around aeroplane becon, along U.S. Highway 40 just west of Emigrant Gap Comment
  CAS-BOT-BC376329  Hosackia crassifolia var. crassifolia Greg de Nevers 1995-8-20 10769 Placer Lake Tahoe. 2164 Comment
  SCFS2166  Hosackia oblongifolia var. oblongifolia Stamps 1967-7-12 60 Placer 100 yds N of Hwy 40, 2.5 mi W of Kingvale 1829 Comment
  UCD106043  Hosackia pinnata R. Tofsrud 1951-6-1 s.n. Placer Between Weimar and Colfax, CA. Comment
  UCD22030  Hydrophyllum capitatum var. alpinum Rex Palmer 1979-6-21 N 423 Placer Headwaters basin area of the North Fork of the American River. Comment
  SEINET5504194  Hydrophyllum capitatum var. alpinum P. Lehenbauer 1926-4-25 1244 Placer Squaw Creek Comment
  JEPS66788  Hypericum anagalloides W. H. Shockley Jun 1886 Placer Auburn Comment
  POM178043  Hypericum perforatum Marcus E. Jones 1930-7-11 25286 Placer Auburn Comment
  UCR123379  Hypericum perforatum George K. Helmkamp, E. A. Helmkamp 1999-6-29 5054 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
  CAS-BOT-BC401266  Hypericum perforatum Marcus E. Jones 1930-7-11 s.n. Placer Auburn Comment
  JEPS126290  Hypericum perforatum subsp. perforatum Steve Matson 1998-8-15 378 Placer Tahoe north shore; Snow Creek Watershed, Tahoe Vista/Kings Beach; near Highway 28. Comment
  RSA0036081  Hypericum scouleri Marcus E. Jones 1930-7-11 s.n. Placer Auburn Comment
  CAS-BOT-BC438826  Hypochaeris glabra George K. Helmkamp; Mary Alice Barnes 2013-5-3 20464 Placer Foothills, northern Sierra Nevada Mountains: SW edge of Foresthill, Mosquito Ridge Road, 0.2 mile south of Forest Hill Road. 974 Comment
  SEINET3167476  Hypochaeris glabra R. W. Spellenberg, N. Zucker 2010-4-16 14154 Placer N edge of Lincoln along Hwy. 65 45 Comment
  RSA129914  Ipomoea purpurea P. H. Raven 1954-8-27 7963 Placer Penryn. Comment
  UC54542  Ipomopsis aggregata H. M. Hall and H. P. Chandler 1903-7-1 4550 Placer 10 mi se Truckee; Sierra Nevada, Lake Tahoe vicinity 1981 Comment
  UC4293  Iris C. F. Sonne 1891-5-17 8 Placer Auburn to Newcastle; Sierra Nevada Mountains Comment
  CAS-BOT-BC133609  Iris hartwegii Kate E. Phelps 1937-5-28 s.n. Placer Applegate Comment
  CAS-BOT-BC133612  Iris hartwegii Saichi Kawahara 1969-5-24 863 Placer Strawberry Flat, Henderson Ranch, east bank of Indian Creek 999 Comment
  UC1134710  Iris hartwegii B. Bolt 1934-7-23 164 Placer end of traveled from Westville; Tahoe National Forest, Colfax Quad. 1463 Comment
  CAS-BOT-BC112653  Isolepis setacea Mrs. J. MacFadden 1934-7-8 12642 Placer Bear River, You Bet Road.to Colfax. Comment
  JEPS16970  Iva axillaris subsp. robustior Peter H. Raven 1956-8-4 9978 Placer Blue Canyon Sierra Nevada 1432 Comment
  JEPS71902  Ivesia gordonii Gladys L. Smith 1972-8-25 3410 Placer trail to Granite Chief (about the base of Watson Memorial) 2590 Comment
  JEPS127444  Ivesia sericoleuca Steve Matson 1998-6-27 317 Placer Martis Valley; about 4 miles SE of Truckee: Martis Creek Wildlife area; south of Highway 267, north of Golf course. Comment
  SEINET11907304  Ivesia shockleyi var. shockleyi C. F. Sonne 1885-1 Placer Tinker Knob 2743 Comment
  CAS-BOT-BC340261  Jensia rammii David D. Keck 1933-5-31 2425 Placer 1.5 miles south of Nevada County line (Bear River) on Grass Valley--Auburn Highway Comment
  SACT002761  Juglans regia Josephine Van Ess 1976-10-13 Placer Collected near PFE road. Old roadside planting-rows of trees along road for some distance 27.4 Comment
  CAS-BOT-BC109965  Juncus Catherine Best 1981-8-1 s.n. Placer Sierra Nevada. Big Meadow, about 3 miles south of French Meadows. 1600 Comment
  JEPS120278  Juncus acuminatus Barbara Ertter with R. K. Brummitt, K. VanZuuk, S. Namoff 2012-6-12 21029 Placer Placer NF Road 3004-6 several miles south of Michigan Bluff Road, 3--4 airmiles ENE of Foresthill Comment
  UC1133637  Juncus arcticus subsp. mexicanus R. W. Lundh 1933-4-25 231 Placer n of Colfax; Colfax Quad. 792 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
  UCD44724  Juncus balticus C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 2090 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  CHSC96502  Juncus bufonius var. bufonius Lowell Ahart; Brian Williams 2007-4-13 13657 Placer On damp granite soil, on the bottom and sides of small vernal pools, about 1/2 mile south of the Manzanita Cemetery, about 1/2 mile west of Gladding Road, about 2 3/4 miles north of Lincoln. 43 Comment
  CDA12383  Juncus chlorocephalus G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8511 A Placer Lake Tahoe; on N side of Ward Valley 4 m SW Tahoe City. Comment
  UCD21853  Juncus chlorocephalus Beth Lowe Corbin 1982-8-19 385 Placer 2 miles SSE of The Cedars. 2011 Comment
  CHSC74141  Juncus confusus Susi Urie 1998-8-11 98 -014 Placer Lake Tahoe Basin Management Unit -- National Forest. About 0.5 mi north of Ward Creek, along a small tributary; about 2 mi west of Lake Tahoe and Sunnyside. 2097 Comment
  UCD34026  Juncus effusus Beecher Crampton 1975-9-9 9278 Placer Placer County, Gold Run rest area on Hwy. 80. 914 Comment
  SEINET2441254  Juncus effusus var. pacificus George K. Helmkamp, E. A. Helmkamp 2009-8-12 15431 Placer Sierra Nevada Mountains: Forest Hill Road, 20.5 miles northeast of the city of Foresthill. (Duncan Peak 7.5' Q.).; 0 1662 Comment
  CDA24987  Juncus ensifolius J. Glazner 2000-9-2 s.n. Placer Lake Tahoe; Betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1889 Comment
  SD51288  Juncus ensifolius Darley F. Howe 1961-8-8 Placer 4 miles north of Auburn. 456 Comment
  UCD34025  Juncus ensifolius Beecher Crampton 1975-9-9 9277 Placer Placer County, Gold Run rest area on Hwy. 80. 914 Comment
  UCR240958  Juncus ensifolius George K. Helmkamp, E. A. Helmkamp 2012-9-25 19909 Placer Northern Sierra Nevada Mountains, Blue Canyon Road south of I-80 and 0.1 mile north of the Southern Pacific Railroad crossing 1451 Comment
  SEINET6190258  Juncus ensifolius var. ensifolius M. J. Williams 1985-7-6 85- 63 -2 Placer Sierra Nevada, Pacific Crest Trail between old and new Donner Summits. Comment
  UCD162583  Juncus macrandrus Steve Matson 2003-7-29 865 Placer nSNH; Tahoe west shore; Timberland subdivision; next to Rideout School/Community Center. 1920 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
  UCD42990  Juncus mertensianus C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 359 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  POM110847  Juncus nevadensis Marcus E. Jones 1882-6-27 s.n. Placer Emigrant Gap. Comment
  CHSC73106  Juncus orthophyllus L. P. Janeway 1998-8-6 5982 Placer Lake Tahoe Basin Management Unit - National Forest. North side of Blackwood Creek, 1.7 mi west of Lake Tahoe. Large meadow complex. 1938 Comment
  UCD75816  Juncus parryi Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5163 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
  UCD21848  Juncus tenuis Rex Palmer 1979-7-9 N 441 Placer Headwaters basin area of the North Fork of the American River Comment
  CDA18019  Juncus tenuis D. Mutani 1999-4-23 PDR 1223633 B Placer Sailor-Ravine Rd., Auburn. 0 Comment
  UC1714565  Juncus xiphioides Mrs. M. M. Hardy 1893-1 Placer Comment
  NY21827  Juniperus californica M. E. Jones 1882-1 5623 Placer Soda Springs Comment
  UC95  Juniperus occidentalis J. Burtt Davy Jul 25 1897-Jul 30 1897 3263 Placer near Deer Park Inn; Truckee River Basin Comment
  SEINET11054373  Juniperus occidentalis var. australis D. Charlet 1997-4-17 2391 Placer Carson Range, Tahoe City, on E shoulder of Hwy 267, 0.2 mile N of the junction with Tahoe Highway. 1909 Comment
  UC480736  Kalmia polifolia subsp. microphylla W. C. Blasdale 1923-7-15 Placer Ellis Peak; Lake Tahoe Region, Ellis Peak Comment
  SCFS5071  Keckiella breviflora E. Krimmel, Faerthen Felix 2014-6-26 Placer North Fork American River Headwaters Basin, NFAm. Heath Falls trail. Comment
  UCR218448  Keckiella breviflora subsp. breviflora George K. Helmkamp, Mary Alice Barnes & Mary Jane Ganibe 2010-7-2 16421 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
  UC1063172  Keckiella lemmonii B. Bolt 1934-7-6 83 Placer Sawtooth Ridge; Tahoe National Forest, Colfax Quad. 1249 Comment
  UC615337  Keckiella lemmonii Beryl O. Schreiber 1932-9-11 773 Placer Summit Comment
  HSC33450  Kelloggia galioides Thomas W. Nelson, James Nelson 1974-6-17 1359 Placer Along Hwy. 80 at its junction with Blue Canyon Rd., 9 mi. W of Placer-Nevada County line Comment
  OBI20156  Kelloggia galioides David J. Keil 1978-7-23 12936 Placer Cisco Grove exit from I-80, just E of Nevada Co line 1768 Comment
  RSA447635  Kelloggia galioides Fay A. MacFadden 1934-7-9 12732 Placer Emigrant Gap. Comment
  RSA782546  Kelloggia galioides George K. Helmkamp, Amy Barnes 2009-7-12 15173 Placer along Foresthill Road, 5.7 miles northeast of the city of Foresthill 1230 Comment
  SD237601  Kelloggia galioides G. K Helmkamp, Amy Barnes 2009-7-12 15173 Placer Sierra Nevada Mountains Foothills: along Foresthill Road, 5.7 miles northeast of the city of Foresthill (Michigan Bluff 7.5'Q) 1230 Comment
  UC615469  Kelloggia galioides Beryl O. Schreiber 1933-7-21 892 Placer above Homewood, Tahoe (trail to Mount Ellis) Comment
  SEINET12628758  Kelloggia galioides F. H. Hillman s.n. Placer [Sierra Nevada] Between Truckee and Lake Tahoe Comment
  CDA10755  Kochia scoparia Nancy Lozano 2007-8-28 PDR# 1278075 Placer Tahoe City; 1155 N. Lake Blvd. Roadside outside California State Parks Office. Comment
  SACT001418  Koeleria cristata Josephine Van Ess 1977-5-12 Placer Collected about .25 mile east of Sierra College Blvd. 103.7 Comment
  CHSC45404  Kumlienia hystricula Lowell Ahart 1973-3-28 188 Placer Along a small stream, along Mosquito Ridge Road, about 10 miles east of Foresthill. 1371 Comment
  POM99238  Kumlienia hystricula Katherine Brandegee 1909-4-28 s.n. Placer In the Sierra Nevada foothills. Comment
  SDSU2756  Lagophylla glandulosa D. F. Howe 1962-8-10 3419 Placer 4 miles north of Auburn. 488 Comment
  CAS-BOT-BC341352  Lagophylla glandulosa Rimo Bacigalupi; G. L. Stebbins; Juan Hunziker; Alex Hawkes; Daniel Zohary; Howard Stutz; Friedrich Ehrendorfer 1952-7-19 3848 Placer On grade down into and on the north slope of the North Fork of the American River, 1 1/2 miles north of (and below) Colfax on the road to Iowa Hill Comment
  UCR258238  Lasthenia californica George K. Helmkamp, Amy Barnes 2013-3-28 20238 Placer Eastern Sacramento Valley, NW edge of Sheridan, new section of Riosa Road, connecting new CA-65 with old CA-65 43 Comment
  CAS-BOT-BC353497  Lasthenia fremontii Brandegee No date on label s.n. Placer Roseville, 1/2 mi. N of Western Electric Plant on Industrial Blvd. Comment
  UC472252  Lasthenia fremontii Francis Ramaley 1917-4-15 11112 Placer Lincoln Comment
  RSA791426  Lasthenia glaberrima George K. Helmkamp, E. A. Helmkamp 2011-5-12 17252 Placer Southern Sacramento Valley: south of Lincoln along Athens Ave., 1.6 mile east of Fiddyment Road, 0.6 mi. west of Industrial Ave. 41 Comment
  CAS-BOT-BC213500  Lathyrus jepsonii subsp. californicus Marcus E. Jones 1883-7-1 s.n. Placer Emigrant Gap Comment
  UC372674  Lathyrus jepsonii var. californicus Marcus E. Jones 1883-7-1 Placer Emigrant Gap Comment
  UC15330  Lathyrus jepsonii var. californicus Mrs. M. M. Hardy 1893-1 Placer Comment
  UCR190147  Lathyrus latifolius George K. Helmkamp, E. A. Helmkamp 2007-9-14 12951 Placer Northern Sierra Nevada Mountains Foothills, along Mosquito Ridge Road 0.4 mile east of Foresthill 942 Comment
  UC15345  Lathyrus nevadensis var. nevadensis State Survey 1865-4-13 4629 Placer Forest Hill Comment
  POM260012  Lathyrus sulphureus C. L. Hitchcock 1940-5-7 6344 Placer 1 mile west of Baxter. Comment
  CAS-BOT-BC321708  Layia fremontii Peter H. Raven; G. L. Stebbins, Jr. 1952-4-29 4001 Placer 4.4 mi. from Bear River crossing on road to Auburn. Comment
  RSA0035477  Layia pentachaeta subsp. pentachaeta George K. Helmkamp, Mary Alice Barnes 2013-4-18 20355 Placer Yankee Jim Road, 2.4 miles east of its junction with Canyon Way, 2.5 mi. ENE (78 ) of Weimar 512 Comment
  UCD73807  Leersia oryzoides Christopher M. Bronny 2007-5-30 s. n. Placer North of Lincoln. On the east side of Hwy. 65 past the intersection of Gladding Road. Markham Ravine. 45 Comment
  UC1101317  Lemna aequinoctialis Malcolm A. Nobs, S. Galen Smith 1949-8-22 1538 Placer 6 mi nw of Auburn (on Dunn's Dam Road); Dunn's Dam Road Comment
  UCR198414  Leontodon taraxacoides George K. Helmkamp, E. A. Helmkamp 2008-4-17 13292 Placer Sacramento Valley, Ranch House Road, 0.2 mile southeast of Sheridan 37 Comment
  CAS-BOT-BC88773  Lepidium appelianum J. H. Wilson 1970-9-22 s.n. Placer Sierra Nevada. Railroad right of way, Casa Loma Recreation area. 1097 Comment
  RSA0042966  Lepidium campestre George K. Helmkamp, Mary Alice Barnes 2013-4-18 20350 Placer Yankee Jim Road, 0.9 mile east of its junction with Canyon Way, 4.4 miles SE (167 ) of Colfax 561 Comment
  HSC82615  Lepidium lasiocarpum Thomas W. Nelson, Jane P. Nelson 1979-4-11 4606 Placer Along N side of Douglas Blvd., 1 mi. S of junction with I-80 Comment
  HSC82616  Lepidium lasiocarpum Thomas W. Nelson, Jane P. Nelson 1979-4-11 4607 Placer Along N side of Douglas Blvd., 1 mi. S of junction with I-80 Comment
  CDA20197  Lepidium latifolium A. Williams 2003-8-13 PDR 1407016 Placer Sierra Nevada; Timber Dr, Pineland. 0 Comment
  CAS-BOT-BC89733  Lepidium latifolium J. H. Wilson 1969-6-4 s.n. Placer Lozanos Road, Ophir, Newcastle. 304 Comment
  SEINET5326387  Lepidium nitidum A. Tiehm, Hugh Mozingo; Margaret Williams; Emily McPherson 1975-1 603 Placer One mile north of Lincoln Comment
  CHSC96508  Lepidium nitidum var. nitidum Lowell Ahart; Brian Williams 2007-4-13 13639 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
  RSA293428  Leptosiphon bicolor Reino Alava 1958-5-3 2027 Placer On roadside meadow, eleven miles from Auburn on the County Road No. 79. Comment
  SEINET2470945  Leptosiphon harknessii K. Christie 2010-7-8 1886 Placer Lake Tahoe Basin Management Unit (USFS); along FR 16N73 ca. 1.25 mi. west of Tahoe City. 2103 Comment
  UC117236  Lesquerella occidentalis subsp. occidentalis C. F. Sonne June 1887 Placer Truckee River Sierra Nevada, rocky peak on Truckee River (rocky peak) Comment
  UCR240959  Leucanthemum vulgare George K. Helmkamp, E. A. Helmkamp 2012-9-25 19910 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-BC56394  Leucothoe davisiae L. S. Smith 1925-8-14 1707 Placer Tahoe National Forest, Robertson Flat Pasture 1981 Comment
  UCR247347  Leucothoe davisiae T. C. Fuller 1973-8-23 19982 Placer Sierra Nevada Mtns., just SE of Robinson Flat Guard Station 2165 Comment
  JEPS72873  Lewisia cantelovii L. R. Heckard 1973-6-18 3446 Placer 1/2 mi e site of Star Town (n fork of middle fork of American River; ca. 13 air mi ne of Foresthill); American River 1310 Comment
  UC82845 Image available Lewisia kelloggii A. Kellogg 1870-6-27 Placer Camp Yuba (Cisco) Sierra Nevada Comment
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Apr 4 2011
  UC192284  Lewisia nevadensis C. F. Sonne 1884-6-29 Placer meadow near old mill at Donner Lake Donner Lake Comment
  CAS-BOT-BC444554  Lewisia triphylla Marcus E. Jones 1882-6-28 2629 Placer Emigrant Gap Comment
  CAS-BOT-BC444551  Lewisia triphylla W. A. Gosline; A. R. Gosline 1943-6-26 s.n. Placer Norden Comment
  UC589879  Leymus triticoides H. S. Yates 1936-8-9 5997 Placer near Brockway; Truckee Quadrangle 1920 Comment
  SEINET9341185  Ligusticum grayi George Hrusa, Glazner, J. 1997-8-3 14026 Placer Corner of Hwy 89 and Squaw Valley Rd, Scattered plants in dry, and shady parts of coniferous forest dominated by Pinus jeffreyi, Abies concolor. Perennial. USGS Quadrangle: Tahoe City 7.5 Comment
  UCD126871  Ligusticum grayi E. Dean; M. Starbuck, C. Tresan, S. Tresan 2002-7-30 1255 Placer Vicinity of the town of Soda Springs. Along trail that starts at Soda Springs Rd. and travels E from the Serene Lakes region up ca. 100 m to a ridge that looks down on Lake Van Norden and railroad tracks. W-facing slope, descending ridge. 2200 Comment
  JEPS59354  Ligusticum grayi Ezra Brainerd and Viola B. Baird 1915-7-25 248 Placer Sierra Nevada, Deer Park Rd. 1920 Comment
  CAS-BOT-BC130531  Lilium Albert M. Vollmer 1941-7-3 s.n. Placer North slope of Placerville Airport Comment
  CAS-BOT-BC130779  Lilium pardalinum A. M. Vollmer; L. Beane 1951-7-1 188 Placer Bear Valley, east of Nevada City Comment
  CAS-BOT-BC130774  Lilium pardalinum Lena E. Bowley 1941-6-1 s.n. Placer Colfax Comment
  SEINET8393639  Lilium pardalinum Unknown 1951-1 188 Placer Bear Valley, east of Nevada City. Comment
  POM109722  Lilium parvum Marcus E. Jones 1882-6-29 s.n. Placer Emigrant Gap. Comment
  CAS-BOT-BC508491  Lilium parvum A. M. Vollmer; L. Beane 1951-7-1 189 Placer Bear Valley, east of Nevada City Comment
  SEINET5560140  Limnanthaceae H. S. Gentry 1962-1 19718 Placer 6.5 mi. SE of Wheatland, along Rt. 99E. 15 Comment
  CAS-BOT-BC110635  Limnanthes alba Gordon H. True 1971-5-26 6540 Placer Northern limits of Lincoln. 48 Comment
  UCR146678  Limnanthes alba Beecher Crampton 1953-4-13 1096 Placer Sacramento Valley, 2 miles north of Lincoln, Sunnybrook Farm 43 Comment
  UCD116462  Limnanthes alba subsp. alba Beecher Crampton 1953-4-13 1096 Placer Sunnybrook Farms, 2 miles north Lincoln, Francheschi Ranch. Comment
  UCR253145  Limnanthes alba subsp. alba George K. Helmkamp, Amy Barnes 2014-4-23 22812 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
  CDA36874  Linanthus acicularis CDFA Staff 1995-5-12 s.n. Placer Dry Creek. 0 Comment
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Jul 19 2018
  RSA0093830  Linanthus bicolor George K. Helmkamp, Amy Barnes 2014-4-23 22819 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
  UCR222895  Linanthus 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 308 Comment
  UCR253121  Linanthus bicolor George K. Helmkamp, Amy Barnes 2014-4-23 22819 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
  SEINET3163744  Linanthus bicolor G. B. Grant 1906-7-20 696 Placer Pacific Coast; Lake Tahoe 1829 Comment
  UC572434  Linanthus ciliatus N. French 1934-6-22 483 Placer 0.5 mi w Lake Van Norden 2133 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
  CDA6359  Linaria genistifolia subsp. dalmatica G. D. Barbe, W. Sauer 1984-7-25 4183 Placer Along north shore of Lake Tahoe between U.S. Coast Guard Station and Bristle Cone Street, Lake Forest. Comment
  CDA20199  Linaria purpurea A. Williams 2003-8-14 PDR 1407018 Placer Sierra Nevada; Pioneer Wy, Tahoe City. 0 Comment
  UC1925816  Lindernia dubia David Keil, Kathleen A. Keil 1999-7-17 28381 Placer Along N Fork of Cosumnes River at Little Canyon Road ford Comment
  OBI60157  Lipocarpha micrantha David J. Keil, with Kathleen A. Keil 1999-7-17 28378 Placer Along N Fork of Cosumnes River at Little Canyon Road ford. 457 Comment
  SACT002872  Lithocarpus densiflorus Michael Baad 1983-6-26 Placer 1.4 miles southeast of Forest Hill Divide Road on Michigan Bluff Road. 1158.24 Comment
  UC1135293  Lithocarpus densiflorus var. echinoides N. French 1934-5-31 386 Placer 0.5 mi e Texas Hill; Tahoe National Forest, Colfax Quad. 1584 Comment
  UC483999  Lithocarpus densiflorus var. echinoides Carl B. Wolf 1930-10-11 Placer 8 mi w Emigrant Gap 1371 Comment
  CAS-BOT-BC430965  Lithophragma bolanderi G. L. Stebbins 1978-5-28 7877 Placer West side of Big Crater. 1280 Comment
  UCD22326  Lithophragma glabrum Rex Palmer 1979-5-27 N 74 Placer Headwaters basin area of the North Fork of the American River Comment
  CDA37216  Lolium multiflorum CDFA Staff s.n. Placer Nute Ranch, near Nute Road. 0 Comment
  UC1132191  Lolium multiflorum N. French 1933-6-5 69 Placer Middle Fork American River; Sacramento Quad., Middle Fork American River Comment
  UCD66196  Lolium multiflorum Al Franklin 1987-5-1 87 -05 Placer 1.6 mis. east of I-80 on Foresthill Road, just outside of Auburn. 426 Comment
  UCD66657  Lolium temulentum August L. Hormay 1932-5-24 Placer West of Auburn. Comment
  JEPS72675  Lomatium dissectum var. multifidum Gladys L. Smith 1972-6-20 3257 Placer from Ward Peak summit to Sherwood Forest 2590 Comment
  JEPS126340  Lomatium grayi Steve Matson 1998-6-14 245 Placer nSHN; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; 60 yards north of Highway 267, 500 yards west of Martis Creek. Comment
  HSC82526  Lomatium utriculatum Thomas W. Nelson 1979-4-10 4581 Placer Along W side of Sierra College Blvd. between I-80 and Douglas Blvd. Comment
  UC889535  Lonicera conjugialis Alice Eastwood Jun 15 1912-Jun 19 1912 427 Placer Deer Park Lake Tahoe Region Comment
  UCD126448  Lonicera conjugialis Rebecca Niell 1999-7-7 99- 3 Placer near Truckee River, north of Taho City on Rt. 89, near turnoff to Alpine Meadows Ski area. 1880 Comment
  SEINET12328859  Lonicera conjugialis J. H. Nishida 1985-1 789 Placer Homewood 1829 Comment
  UCD50453  Lonicera conjugialis D. Axelrod 1982-1 s.n. Placer Exact location unknown. Comment
  POM68017  Lonicera interrupta Marcus E. Jones 1882-7-3 3605 Placer Colfax. Comment
  UC1125255  Lonicera interrupta C. R. Clar 1933-6-4 128 Placer near Newcastle; Sacramento Quadrangle Comment
  UCR208542  Lotus argophyllus var. fremontii George K. Helmkamp, E. A. Helmkamp 2009-5-7 14610 Placer Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 9.8 miles east of its junction with Forest Hill Road in Foresthill 433 Comment
  UC864903  Lotus incanus C. L. Hitchcock 1940-5-7 6326 Placer ca 1 mi w Baxter Comment
  JEPS102602  Lotus nevadensis var. nevadensis Lowell Ahart 2001-10-10 9345 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
  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
  UC186937  Lotus nevadensis var. nevadensis C. F. Sonne Jul 1883 Placer meadow along Truckee River Truckee River Comment
  RSA122864  Lotus oblongifolius G. T. Nordstrom 1934-6-22 155 Placer At Mammoth Springs. 1707 Comment
  UCR146925  Lotus purshianus Beecher Crampton 1959-7-23 5423 Placer Sacramento Valley, 6 miles north of Folsom 122 Comment
  UCR231883  Lotus purshianus var. purshianus George K. Helmkamp, E. A. Helmkamp 2010-10-16 17016 Placer Northern Sierra Nevada Mountains Foothills, Yankee Jim's Road, 0.5 mile north of Forest Hill Road in Foresthill, near intersection with Mayflower Rd. 948 Comment
  UC65767  Lotus purshianus var. purshianus P. B. Kennedy and S. B. Doten 1901-8-18 413 Placer French Meadows Comment
  POM27032  Lotus unifoliolatus Marcus E. Jones 1882-6-30 s.n. Placer Emigrant Gap. Comment
  RSA406275  Lotus unifoliolatus Wm. Martin 1973-9-10 20213 Placer 1 mile east of Weimar on Hwy. 80. 610 Comment
  UCD43995  Lupinus C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-11 1361 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  RSA0025723  Lupinus John F. Emmel 1992-7-2 1230 Placer Carson Range ESE of Truckee; ridge 1.0 air mile south and 1.6 air mile east of Martis Peak. 2733 Comment
  SEINET5327624  Lupinus albifrons Polkinghorne 1964-3-21 s.n. Placer Near Auburn. 549 Comment
  CDA19552  Lupinus albifrons var. collinus M. I. Wibawa, G. F. Hrusa , J. Glazner 2002-5-22 249 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
  UCD106420  Lupinus andersonii A. A. Heller 1919-7-25 13306 Placer near the Yuba river below Cisco. 1676 Comment
  JEPS64893  Lupinus apertus Leland S. Smith 1926-5-25 1857 Placer Poison Area below Millers Defeat; Tahoe National Forest, below Millers Defeat 1676 Comment
  UC477529  Lupinus apertus L. S. Smith 1931-6-3 2553 Placer summit at Duncan Peak; Tahoe National Forest, summit at Duncan Peak 2133 Comment
  SEINET4691666  Lupinus arbustus George K. Helmkamp, E. A. Helmkamp 2010-1 16678 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
  UCR242373  Lupinus arbustus George K. Helmkamp, E. A. Helmkamp 2010-7-28 16673 Placer Northern Sierra Nevada Mountains, Soda Springs Road, 0.3 mile north of its junction with Forest Hill Road at Robinson Flat 2024 Comment
  JEPS46161  Lupinus arbustus L. S. Smith 1928-6-15 2349 Placer South Slope Tahoe National Forest, Big Bend Ranger Station (Big Bend Ranger Station, Tahoe Forest) 1767 Comment
  UC170081  Lupinus arbustus var. arbustus Helen D. Geis 1912-6 68 Placer Deer Park Comment
  UC1129501  Lupinus argenteus var. meionanthus R. C. Wilson 1934-9-20 77 Placer Granite Chief Mt.; Tahoe National Forest, Truckee Quad. 2743 Comment
  RSA414453  Lupinus aridus Ronald Davidson 1921-8-8 3456 Placer Tioga Pass Comment
  CDA37251  Lupinus benthamii CDFA Staff s.n. Placer Nute Ranch, near Nute Road. 0 Comment
  UC196047  Lupinus benthamii C. F. Sonne 1891-4-5 Placer Penryn Comment
  UCR233335  Lupinus benthamii George K. Helmkamp, E. A. Helmkamp 2011-4-1 17115 Placer Eastern Sacramento Valley, along CA-193 (Lincoln-New Castle Hwy), 0.4 mile west of Gold Hill Road, 5.4 miles (air) east of Lincoln 108 Comment
  UC1949024  Lupinus benthamii Barbara Ertter with David Thompson 1989-4-9 8199 Placer Coloma Road E of Auburn Comment
  JEPS65004  Lupinus bicolor R. E. Arp 1932-4-18 3 Placer Roseville Comment
  UC726013  Lupinus bicolor A. A. Heller 1940-4-20 15541 Placer along U.S. Highway #99E, 1 mi n Sheridan; n of Sheridan Comment
  RSA43817  Lupinus bicolor subsp. microphyllus D. F. Howe 1948-5-22 s.n. Placer [Unspecified] 610 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
  SEINET12154581  Lupinus lepidus C. F. Sonne 23 Aug 188- 54 Placer Tinker's Knob 2896 Comment
  UCD108251  Lupinus lepidus var. confertus G. K. Helmkamp; E. A. Helmkamp 2005-9-30 9964 Placer Northern High Sierra Mountains: ca. 3.5 mi NW of Lake Tahoe; Along the Truckee River and CA Highway 89, 0.1 mi N of Alpine Meadows Road. 1902 Comment
  UC33404  Lupinus lepidus var. lobbii W. A. Setchell, C. C. Dobie Jul 6 1901-Jul 21 1901 Placer Rubicon Park; vicinity of Lake Tahoe, Rubicon Park 1897 Comment
  CDA24989  Lupinus lepidus var. sellulus J. Glazner 2000-9-2 s.n. Placer Lake Tahoe; betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1889 Comment
  UCD108586  Lupinus lepidus var. sellulus F. A. MacFadden 1934-8-10 s.n. Placer Cisco. Comment
  SD237439  Lupinus nanus G. K. Helmkamp, E. A. Helmkamp 2010-4-23 15914 Placer Sierra Nevada Mountains Foothills: along Salmon Falls Road, 5.6 miles south of junction with CA-49 at Pilot Hill, 0.65 mil north of the American River crossing (Pilot Hill 7.5'Q) 199 Comment
  SD255744  Lupinus nanus George K. Helmkamp, Amy Barnes 2014-3-21 22626 Placer Sacramento Valley; Riosa Road at the east side of its junction with CA 65, just west of Sheridan. 32 Comment
  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
  UCR188841  Lupinus polyphyllus subsp. polyphyllus George K. Helmkamp, E. A. Helmkamp 2007-3-25 11708 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
  SEINET8060070  Lupinus polyphyllus var. burkei Trevitt 1932-7-5 s.n. Placer [Sierra Nevada] Tahoe Vista Comment
  RSA414422  Lupinus sellulus subsp. sellulus Fay A. MacFadden 1934-8-10 12855 Placer Cisco Comment
  SEINET10490224  Lupinus sellulus var. artulus David B. Dunn, Douglas G. LeDoux; Patricia L. Kenney 1973-6-26 Dunn 21040 Placer Coll. .4 Mi e of the norden post office, approaching donner pass, douglas fir And yellow pine. Decomposed granite soils. Comment
  SEINET12902685 Image available Lupinus silvicola A. A. Heller 1909-1 9857 Placer Summit 2134 Comment
  JEPS99467  Luzula cascadensis Steve Matson 2002-8-17 710 Placer Tahoe Basin, Antone meadows northwest of Tahoe City, Burton Creek, 3/4 miles west of dam 2072 Comment
  CDA19570  Luzula comosa M. I. Wibawa, G. F. Hrusa, J. Glazner 2002-5-22 214 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
  UCR173516  Luzula comosa George K. Helmkamp, Elizabeth Helmkamp 2006-4-6 10133 Placer Northern Sierra Nevada Foothills, NE edge of Sacramento metropolitan area; Sierra College Road and King Ranch Road SSE of Rocklin 122 Comment
  UCR235387  Luzula comosa George K. Helmkamp, E. A. Helmkamp 2012-5-11 18949 Placer Northern Sierra Nevada Mountains Foothills, Finning Mill Road, 1.2 miles north of its junction with Forest Hill Road 1104 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
  CAS-BOT-BC436667  Luzula comosa var. laxa Dr. Kellogg 1870-6-16 s.n. Placer Cisco, Sierra Nevada Mts. Comment
  CHSC9127  Luzula comosa var. subsessilis J. L. Wilson 1970-3-25 220 Placer U.S. Forest Station, Foresthill, Tahoe National Forest. In a lawn area in front of the office, Box 277. 984 Comment
  CDA33224  Luzula divaricata Jim Jokerst 1986-7-13 2724 Placer High Sierra Nevada; Trail from The Cedars, southwest of Donner Lake, in Sheet Valley. Comment
  UCR197979  Lycopus americanus Beecher Crampton 1953-10-6 1660 Placer north Lincoln city limit 52 Comment
  RSA0011311  Lythrum hyssopifolia I. E. Diehl 1902-7-7 s.n. Placer Colfax. Comment
  CAS-BOT-BC342581  Madia Saichi Kawahara 1969-7-6 1464 Placer Near garden, Mel Henderson Ranch, east bank of Indian Creek 987 Comment
  SCFS1150  Madia E. Krimmel, F. Felix 2013-7-28 Placer NFAm. Swimming Hole Trail. Stop #4. Comment
  UCR218232  Madia citriodora George K. Helmkamp, E. A. Helmkamp 2010-6-26 16405 Placer Sierra Nevada Mountains Foothills, Yankee Jim's Road in Bunch Canyon, 0.5 mile southeast of its junction with Canyon Way 591 Comment
  UCR250353  Madia elegans George K. Helmkamp, Mary Alice Barnes 2013-5-3 20489 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 4.7 miles south of Forest Hill Road, 1.8 mi. east (92 deg. ) of Foresthill 829 Comment
  CAS-BOT-BC343772  Madia elegans Grant 1906-7-25 7071 Placer Tallac - Lake Tahoe Comment
  SD53148  Madia elegans subsp. densifolia Darley F. Howe 1962-8-10 3418 Placer 1.2 miles north of Auburn 519 Comment
  UCR194935  Madia elegans subsp. vernalis George K. Helmkamp, E. A. Helmkamp 2007-5-18 12018 Placer Northern Sierra Nevada Mountains Foothills, along Mosquito Ridge Road, 4.2 miles southeast of Foresthill 793 Comment
  POM216212  Madia exigua D. D. Keck 1933-5-31 2427 Placer Just south of Auburn on road to Roseville. 305 Comment
  SJSU3622  Madia exigua C. W. Sharsmith 1962-5-27 6913 Placer near Clipper Gap c. 6 mi N of Auburn on Donner Summit Rd (Hwy 40) 512 Comment
  CAS-BOT-BC342839  Madia glomerata H. M. Hall 1910-6-26 8746 Placer Cisco; on west slope of Sierra Nevada Comment
  JEPS126350  Madia glomerata Steve Matson 1998-7-28 353 Placer Tahoe north shore; Snow Creek Watershed, Tahoe Vista/Kings Beach; dirt roas extension of North Ave. at junction with west fork of Snow Creek. Comment
  POM284947  Madia glomerata Lyman Benson 1932-7-31 4022 Placer Tahoe Tavern, Sierra Nevada mtn range, Lake Tahoe watershed. 1890 Comment
  UC1076267  Madia glomerata Herbert L. Mason 1932-9-9 7176 Placer Cisco Comment
  UC170026  Madia glomerata Miss Helen D. Geis 1912-6 169 Placer Deer Park Comment
  UC905680  Madia gracilis H. M. Hall 1910-6-26 8719 Placer Cisco west slope Sierra Nevada 1804 Comment
  UCD134281  Madia gracilis A. S. Crafts 1926-5-1 790 Placer American River Canyon. Comment
  POM29897  Madia minima Marcus E. Jones 1882-6-30 s.n. Placer Emigrant Gap. Comment
  POM52138  Madia minima Harriet Ann Walker 1910-06 2036 Placer Deer Park, in the Lake Tahoe district Comment
  UCR218128  Madia minima George K. Helmkamp, E. A. Helmkamp 2010-6-26 16377 Placer Sierra Nevada Mountains Foothills, junction of Canyon Way and Yankee Jim's Road, east of I-80 between Weimar and Colfax 616 Comment
  CDA15885  Madia minima G. F. Hrusa, L. Serafini 1993-6-29 11259 Placer S side of French Meadows Reservoir immediately below dam. Comment
  CHSC10706  Maianthemum racemosum Lowell Ahart 1963-7-1 Placer Near Robinson Flat. 1676 Comment
  UCD150497  Maianthemum racemosum James A. Neilson Jr. 1971-7-6 2221 Placer Tahoe Basin, lower Ward Valley. 1905 Comment
  UCD44482  Maianthemum racemosum C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1848 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  CAS-BOT-BC512087  Maianthemum racemosum subsp. amplexicaule Saichi Kawahara 1969-7-6 1462 Placer Yellow Pine Forest; ditchline, east bank of Indian Creek, Mel Henderson Ranch. 1002 Comment
  POM33073  Malacothrix floccifera Marcus E. Jones 1882-7-3 s.n. Placer Colfax. 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
  UCD116557  Malva nicaeensis Lynn Gould 1962-4-17 55 Placer ca. 6 miles west of Roseville on P.F.E. Road. Comment
  UCR257599  Malva parviflora George K. Helmkamp, Amy Barnes 2014-3-21 22642 Placer Sacramento Valley, Sheridan, Riosa Road at the west side of its junction with old CA-65 33 Comment
  SEINET8551113  Marah fabacea S. Dean 1979-3-31 s.n. Placer Eldorado Creek near junction with North Fork of Middle Fork of American River, Mosquito Ridge Road to French Meadows. 518 Comment
  SEINET8551152  Marah fabacea D. Henrikson 1964-3-21 s.n. Placer Placerville. Comment
  POM68320  Marah watsonii Marcus E. Jones 1882-7-3 s.n. Placer Colfax. Comment
  UC28955  Marah watsonii Bolander 4533 Placer Auburn Comment
  SD247338  Matricaria discoidea George K. Helmkamp, Amy Barnes 2013-3-28 20289 Placer Eastern Sacramento Valley: northwest side of junction of Riosa Road and Andressen Road, northeast of Sheridan. 35 Comment
  CAS-BOT-BC348064  Matricaria discoidea Peter H. Raven; G. L. Stebbins, Jr. 1952-4-20 4023 Placer North Fork American River south of Auburn near bridge on Rt. 49 213 Comment
  SDSU5045  Medicago arabica D. F. Howe 1951-5-2 2113 Placer 457 Comment
  UCR258547  Medicago orbicularis George K. Helmkamp, Amy Barnes 2013-3-28 20234 Placer Eastern Sacramento Valley, NW edge of Sheridan, new section of Riosa Road, connecting new CA-65 with old CA-65 43 Comment
  RSA0115436  Medicago polymorpha George K. Helmkamp, Elizabeth Helmkamp 2014-2-22 22532 Placer Sierra Nevada Mountains Foothills: North Auburn, corner of Bell Road and Olympic Way, 0.7 mi. west of CA-49. 433 Comment
  CAS-BOT-BC269213  Melica aristata R. K. Gierisch; D. H. Esplin 1969-7-11 3522 Placer Tahoe National Forest. Big Bend Comment
  CHSC79888  Melica aristata G. F. Hrusa; J. Glazner 1999-7-18 15234 Placer Northern California, Lake Tahoe Region. Betw. Squaw Ck, Hwy 89 and Squaw Valley Rd. UTM: 10s, 43434 N, 07418 E. 1905 Comment
  UC1256278  Melica aristata R. K. Gierisch and D. H. Esplin 1969-7-11 3522 Placer Big Bend; Tahoe Forest 1828 Comment
  UCD66808  Melica aristata Beecher Crampton 1955-7-13 2983 Placer Above U. S. Hwy. 40, 3.5 miles east of Baxter. 1432 Comment
  RSA135800  Melica bulbosa John H. Thomas, Hazelle A. Thomas 6140 Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento. 2134 Comment
Read comments
May 29 2013
  CHSC67861  Melica bulbosa var. inflata James D. Jokerst 1986-7-13 2742 A Placer Trail from The Cedars, high Sierra Nevada NW of Donner Lake, above Ted Beedy's 'El Cap' on trail traversing slope. Comment
  SACT001515  Melica harfordii Michael Baad 1976-6-17 Placer Flood plain, Royal Gorge-Wabena Creek to Wildcat Canyon Comment
  SD247288  Melica harfordii George K. Helmkamp, Elizabeth Helmkamp 2013-6-11 20819 Placer Northern Sierra Nevada Moutains Foothills: Yankee Jim's Road, 3.6 mile northwest of its junction with Forest Hill Road (Forest Hill 7.5'Q) 768 Comment
  UCR249593  Melica harfordii George K. Helmkamp, Elizabeth Helmkamp 2013-6-11 20819 Placer Northern Sierra Nevada Mountains Foothills, Yankee Jim's Road, 3.6 miles northwest of its junction with Forest Hill Road 768 Comment
  JEPS86481  Melica stricta L. R. Heckard with J. Hickman and Alice Howard 1986-7-26 6558 Placer ca 5 mi se Donner Lake (slopes s of Tinker Knob, Sherman Chickering's Soda Springs holdings); Sherman Chickering's Soda Springs 2438 Comment
  SACT001527  Melica stricta Michael Baad 1976-8-12 Placer Southwest to Emigrant Peak along Shirley Lake Ski Lift 2316.0 Comment
  UCD88310  Melica stricta Tamara Kan 1992-7-25 s.n. Placer East slope of Silver Peak. 2377 Comment
  SACT001532  Melica subulata Michael Baad 1977-6-1 Placer 1097.28 Comment
  SEINET11262285  Melica torreyana George Helmkamp, E. A. Helmkamp 2012-5-5 18915 Placer Northern Sierra Nevada Mountain Foothills: Lake Clementine Road, 1.2 miles west of its junction with Foresthill Road, .3 air miles SE of Clementine Dam on the American River (Auburn 7.5').; 0 396 Comment
  CDA19488  Melilotus indicus M. I. Wibawa 2002-5-27 265 Placer Sacramento Valley; Folsom Lake, American River bike trail to Folsom Lake State Recreation Area. 91 Comment
  CHSC73952  Mentha canadensis Susi Urie 1998-8-25 98 -101 Placer About 0.2 mi north of Lake Tahoe; large meadow complex between Kings Beach and Tahoe Vista. 1901 Comment
  RSA409918  Mentha spicata Wm. Martin 1971-9-10 20224 Placer 1 mile east of Weimar on Hwy 80 610 Comment
  JEPS126287  Mentzelia dispersa Steve Matson 1998-6-21 260 Placer nSNH; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; 100 meters north of Highway 267. Comment
  JEPS127471  Mentzelia dispersa Steve Matson 1998-6-23 301 Placer Tahoe North Shore; Snow Creek Watershed, Tahoe Vista/Kings Beach; Snow Creek. 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-BC428534  Micranthes aprica Alice Eastwood 1909-1-1 281 Placer Lake Tahoe Region. Wards Pass. Comment
  UCD22378  Micranthes aprica Rex Palmer 1979-6-19 N 243 Placer Headwaters basin area of the North Fork of the American River Comment
  CAS-BOT-BC428681  Micranthes bryophora Richard Mc. P Brown 1961-7-6 s.n. Placer Near Sugar Bowl, Emigrant Meadow Comment
  UCD22374  Micranthes bryophora Rex Palmer 1979-7-11 N 555 Placer Headwaters basin area of the North Fork of the American River. Comment
  CAS-BOT-BC428878  Micranthes californica G. L. Stebbins 1970-4-4 6989 Placer Shirttail Canyon south of North Fork, American River, along road from Colfax to Forest Hill [Foresthill]. 365 Comment
  SEINET6033448  Micranthes californica S. Dean 1979-3-31 s.n. Placer El Dorado Creek near junction with North Fork of Middle Fork of American River, off Mosquito Ridge Road to French Meadows 518 Comment
  UCD21784  Microseris nutans Rex Palmer 1979-6-19 N 221 Placer Headwaters basin area of the North Fork of the American River Comment
  RSA481909  Microsteris gracilis subsp. gracilis Aaron Liston 1988-3-14 696 -2 Placer 3.5 miles N of Auburn; Dry Creek Road. 450 Comment
  RSA0012160  Mimulus aurantiacus George K. Helmkamp, E. A. Helmkamp 2011-7-9 17688 Placer Mosquito Ridge Road, 10.8 miles southeast of its junction with Foresthill Road 503 Comment
  UCR233243  Mimulus aurantiacus George K. Helmkamp, E. A. Helmkamp 2011-7-9 17688 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 10.8 miles southeast of its junction with Foresthill Road 503 Comment
  UCD122322  Mimulus aurantiacus var. grandiflorus G. L. Stebbins Jr. 1952-6-22 5093 Placer 2 miles southeast of Colfax, north of bridge on road to Iowa Hill. 350 Comment
  UC885737  Mimulus breweri Alice Eastwood July 1909 232 Placer Squaw Creek Yosemite Comment
  UC103721  Mimulus guttatus T. S. Brandegee Sept. 1888 Placer Donner Comment
  UC1609530  Mimulus guttatus T. S. Brandegee Sept. 1888 Placer Donner Comment
  SEINET4677964  Mimulus guttatus Johnnie L. Gentry Jr., Earl Jensen Jr. 1968-7-11 2132 Placer Tahoe National Forest, 3.3 miles northwest of Hwy. junction California 89 and 28 at Tahoe City, on California 89, 3.2 miles west of California Hwy. 89 Alpine Meadows.; 0 2073 Comment
  SEINET8274773  Mimulus guttatus Keith G. Weinstock 1975-5-24 29 Placer 0.1 mile down Foresthill Road and Old Foresthill Road. Comment
  UCD13373  Mimulus guttatus A. M. Shapiro 1996-7-30 s.n. Placer Iowa Hill Rd., ca. 1/2 mile S. Colfax. 603 Comment
  CDA41695  Mimulus leptaleus S. E. Schoenig 1998-8-16 98 -82 Placer Northeast corner of Feeley Lake, 15 meters from shore. Tahoe National Forest. Comment
  CDA12424  Mimulus lewisii G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8553 Ab Placer Lake Tahoe; N side of upper Ward Valley, 4 mi SW of Tahoe City. Comment
  UC124357  Mimulus lewisii T. S. Brandegee Sept. 1888 Placer Donner Comment
  UCD42965  Mimulus lewisii C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 334 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  JEPS103315  Mimulus moniliformis Lowell Ahart 2002-7-22 9901 Placer About 40 yards NW of the small natural lake, on the E side of the paved road to Lake Valley Reservoir, ca 1/4 mile E of Yuba Gap and Highway 80. 1774 Comment
  UC125208  Mimulus moniliformis Katharine Brandegee July 1908 Placer near Cisco Comment
  CHSC81824  Mimulus moschatus Lowell Ahart 2001-10-10 9357 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
  UC445153  Mimulus nanus var. nanus C. F. Sonne May 1896 6116 Placer between Blue Canyon and Fowler Comment
  UC1585911  Mimulus pardalis Barbara Ertter with David Thompson 1989-4-8 8173 Placer ca. 2 mi from I-80 (Iowa Creek Rd, near entrance to Auburn State Recreation Area, at creek crossing) 518 Comment
  CDA15980  Mimulus primuloides subsp. primuloides G. F. Hrusa, J. Glazner 1999-7-17 15164 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  UCD43069  Mimulus primuloides subsp. primuloides C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-19 437 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  UCD42783  Mimulus tilingii C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-23 149 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  CAS-BOT-BC481926  Minuartia rubella John H. Thomas; Hazelle A. Thomas 1956-7-21 6182 Placer Sierra Nevada, vicinity of Donner Pass, about 80 mi NE of Sacramento 2377 Comment
  CAS-BOT-BC432908  Mitella John H. Thomas; Hazelle A. Thomas 1956-7-21 6203 Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento. 2377 Comment
  UC858211  Mitella breweri Alice Eastwood Jun 15 1912-Jun 19 1912 389 Placer Deer Park Lake Tahoe Region Comment
  CAS-BOT-BC432978  Mitella breweri Emily McPherson 1976-6-12 76- 5 -1 Placer Loch Leven Lakes 2072 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
  POM126768  Monardella odoratissima subsp. glauca Helen D. Geis 1912-7-1 178 Placer Deer Park Comment
  CAS-BOT-BC222103  Monardella odoratissima subsp. pallida H. D. Ripley; R. C. Barneby 1948-7-13 98310 Placer Yuba Gap, Placer-Nevada Co. line 1828 Comment
  UC128213  Monardella odoratissima subsp. pallida Miss Harriet A. Walker 1908-7-25 1389 Placer Cisco 1810 Comment
  UC2035893  Monardella odoratissima subsp. pallida G. W. Fetters 1929-7-10 Placer near Pomin's; Lake Tahoe Comment
  UCR200859  Monardella odoratissima subsp. pallida George K. Helmkamp, E. A. Helmkamp 2008-9-15 14103 Placer Northern Sierra Navada Mountains, along Foresthill Road 26 miles northeast of the city of Forest Hill 1954 Comment
  CAS-BOT-BC318591  Monardella odoratissima subsp. pallida Mrs. H. C. Cantelow 1938-7-2 2268 Placer 8 mi N of Auburn Comment
  RSA0017405  Monardella odoratissima subsp. pallida Marcus E. Jones 1882-7-3 s.n. Placer Colfax. Comment
  CAS-BOT-BC220476  Monardella sheltonii Rimo Bacigalupi; G. L. Stebbins; Daniel Zohary; Juan Hunziker; Alex D. Hawkes; Fritz Ehrendorfer; Howard Stutz 1952-7-20 3878 Placer Just south of Shirttail Camp, Tahoe Nat. Forest, 6 miles east of Iowa Hill 1066 Comment
  UCR240898  Monardella sheltonii George K. Helmkamp, E. A. Helmkamp 2012-6-19 19211 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 2.7 miles south of its junction with Foresthill Road 820 Comment
  CAS-BOT-BC444731  Montia chamissoi Lewis S. Rose 1940-6-2 40304 Placer Truckee River, 10 mi. n. of Tahoe City 1828 Comment
  CAS-BOT-BC444734  Montia chamissoi Alice Eastwood 1912-6-15 438 Placer Tahoe City. Lake Tahoe Region Comment
  JEPS59506  Montia chamissoi Ezra Brainerd and Viola B. Baird 1915-7-7 260 Placer Sierra Nevada Mountains, Squaw Valley Squaw Valley; Sierra Nevada Mountains, Squaw Valley 1920 Comment
  POM101934  Montia chamissoi Marcus E. Jones 1882-6-28 2628 Placer Emigrant Gap. Comment
  SACT001587  Muhlenbergia filiformis Michael Baad 1983-8-27 Placer On trail, one mile west towards Cherry Point. 2133.0 Comment
  SACT001590  Muhlenbergia filiformis D. Meyer 1984-7-29 Placer 1661.0 Comment
  SEINET4672143  Muhlenbergia jonesii P. B. Kennedy, S. B. Doten 1901-8-15 408 Placer Bear Man's Camp 6 miles from French Meadows Comment
  UCR148107  Muhlenbergia rigens Beecher Crampton 1969-11-13 8530 Placer Welmar on Interstate 80 686 Comment
  POM312394  Myriophyllum verticillatum S. Galen Smith, Malcolm A. Nobs 1949-8-21 1510 Placer Between Sandy Beach and Agate Bay, noryh end of Lake Tahoe. Comment
  SD243158  Nama lobbii George K. Helmkamp, E. A. Helmkamp 2010-8-14 16801 Placer Northern Sierra Nevada Mountains: American Hill Road, 1.2 miles south of its junction with Foresthill Road. 1566 Comment
  SEINET5520876  Nama lobbii M. J. Williams 1984-6-24 84- 64 -2 Placer East side of Hwy 20 near intersection with Diamond Creek Road 1646 Comment
  JEPS127454  Navarretia capillaris Steve Matson 1998-6-21 263 Placer nSNH; Martis Valley, about 4 miles SE of Truckee; Martis Creek Wildlife Area; north of Highway 267, west of Martis Creek. Comment
  UCD44423  Navarretia capillaris C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1789 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  UCD36408  Navarretia crystallina Beecher Crampton 1953-7-21 1516 Placer Placer County, 1.5 miles east of Emmigrant Gap, along U.S. Highway 40. 1645 Comment
  UCD42952  Navarretia divaricata C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 321 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  RSA293380  Navarretia divaricata Reino Alava 1958-5-3 2008 -A Placer Along the road near the North Fork Dam of the American River; south [end] of Lake Clementine. About 3 miles northeast of Auburn Comment
  UC126077  Navarretia divaricata Katharine Brandegee 1908-7-17 Placer near Magda Station (along railway) Comment
  UC217360  Navarretia divaricata subsp. vividior H. M. Hall 1910-6-25 8712 Placer Cisco Sierra Nevada Mountains Comment
  UCD36286  Navarretia eriocephala Beecher Crampton 1953-5-14 1273 Placer Placer County, 3 miles north of Roseville, on Highway 99E. Comment
  RSA91925  Navarretia eriocephala Beecher Crampton 1953-5-14 1273 Placer 3 miles north of Roseville, Hwy 99E. Comment
  JEPS70306  Navarretia filicaulis Katharine Brandegee Jul 1908 Placer Cape Horn Comment
  SD61093  Navarretia filicaulis Darley F. Howe 1964-7-26 3870 Placer Auburn 366 Comment
  UC879942  Navarretia filicaulis Marcus E. Jones, A. M. 1882-7-3 3417 Placer Colfax Comment
  UC614895  Navarretia intertexta Beryl O. Schreiber 1934-7-4 1187 Placer 6 mi e Lookout Comment
  JEPS127504  Navarretia intertexta subsp. propinqua Steve Matson 1997-7-19 115 Placer nSNH: Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; north side of Highway 267, west of Martis Creek. Comment
  RSA3763  Navarretia leptalea A. A. Heller 1927-8-15 14445 Placer Near the Yuba River, Cisco Comment
  SBBG64404  Navarretia leptalea M. N. Ackley -Jun-1925 808 Placer Summit 2139 Comment
  RSA470070  Navarretia leptalea Wm. Vortriede 1928-1 s.n. Placer Lake Tahoe. [El Dorado or Placer County] 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
  JEPS69641  Navarretia leptalea subsp. leptalea L. S. Smith 1925-7-14 1679 A Placer French Meadows Tahoe National Forest, Middle Fork American River 1767 Comment
  UC217358  Navarretia leptalea subsp. leptalea H. M. Hall 1910-7-10 8752 Placer Cisco Sierra Nevada, Cisco 1828 Comment
  UC398627  Navarretia leptalea subsp. leptalea A. A. Heller 1927-8-15 14445 Placer near Yuba River (Cisco); near Yuba River, Cisco Comment
  JEPS70379  Navarretia leucocephala R. E. Arp 1932-4-28 2 Placer Roseville Comment
  UCD39200  Navarretia leucocephala Beecher Crampton 1953-5-26 1334 Placer 2 miles north of Licoln. Sunnybrook Farm (Francheschi). 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
  UCD21971  Navarretia leucocephala subsp. minima Beth Lowe Corbin 1979-8-3 180 Placer Onion Creek campground. Disturbed ground in open, dry meadow. Small, annual herb with whitish to pale purple flowers. Full sun. Abundant. Southwest facing slope. 1841 Comment
Read comments
Sep 17 2015
  CAS-BOT-BC230533  Navarretia prolifera subsp. lutea Mrs. E. C. Sutliffe 1927-6-1 s.n. Placer Highway near Phillips Resort Comment
  UC112909  Nemacladus capillaris Katharine Brandegee 1908-7-18 Placer Cape Horn Comment
  SCFS5088  Nemophila F. Felix, Erica Krimmel 2013-5-19 30 Placer North Fork American River, 0.5 mile east of Heath Falls overlook, on trail Comment
  SD43636  Nemophila heterophylla Darley F. Howe 1948-5-22 1855 Placer Placer Co. 609 Comment
  SEINET5520990  Nemophila maculata A. Beninghoff, C. Petterson 2682 Placer 5 miles west Lincoln Comment
  UCD119576  Nemophila maculata Barbara L. Hanson 1961-3-30 20 Placer Lee Mine Road, 4 miles east of Sacramento -- Roseville -- Auburn freeway. Comment
  UCD120212  Nemophila menziesii Lynn Gould 1962-3-24 11 Placer 6 miles west of Roseville. Comment
  UCD120233  Nemophila menziesii M. Vincent 1965-4-11 608 Placer 1 mile N. of Marysville on Hwy. 99 E. Comment
  UCD120255  Nemophila menziesii var. menziesii J. L. Wirka 1995-5-19 s.n. Placer Near a road cut about 1 km from the trailhead of the Steven's Trail that descends the north fork of the American River Canyon outside of Colfax, south of I-80. 400 Comment
  CDA36906  Nemophila pedunculata CDFA Staff 1998-4-22 s.n. Placer Dry Creek. 0 Comment
  UCR222894  Nemophila pulchella var. fremontii George K. Helmkamp, E. A. Helmkamp 2010-4-17 15901 Placer Sierra Nevada Mountains Foothills, along CA-49, 2.5 miles southeast of Pilot Hill 271 Comment
  UCR224861  Nemophila pulchella var. fremontii George K. Helmkamp, E. A. Helmkamp 2010-4-23 15911 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
  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
  CAS-BOT-BC231506  Nicotiana G. P. Rixford 1913-9-2 s.n. Placer Loomis Comment
  CDA15946  Nothocalais alpestris G. F. Hrusa, J. Glazner 1999-7-17 15154 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  SEINET9372251  Nothocalais alpestris George Hrusa, Glazner, J. 1999-7-17 15154 Placer Martis Valley Comment
  UCD110195  Notholithocarpus densiflorus Thomas Morley 1946-9-28 814 Placer 2 1/2 miles north north-east of Alta. 1249 Comment
  UCD110206  Notholithocarpus densiflorus G. L. Stebbins Jr.; R. Bacigalupi, F. Ehrendorfer, J. Hunziker, et al. 1952-7-20 5135 Placer 5 miles northeast of Forest Hill, on road to Iowa Hill. 914 Comment
  JEPS62087  Odontostomum hartwegii Mrs. M. E. Pulsifer Ames 1879-1 Placer Auburn Comment
  UCD150707  Oenothera elata subsp. hookeri James A. Neilson Jr. 1971-8-16 2401 Placer Tahoe Basin, Chamberlands. 1905 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
  UC469007  Oreostemma alpigenum var. andersonii H. M. Hall 1910-6-28 8725 Placer head of Fordyce Cr. 2103 Comment
  UCD43866  Oreostemma alpigenum var. andersonii C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-7 1232 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  UCD44444  Oreostemma alpigenum var. andersonii C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1810 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  UC634780  Orogenia fusiformis H. L. Mason 1933-5-28 7237 Placer Lower Truckee R. Meadows Comment
  SJSU6215  Orthilia secunda R. L. Fisher 1959-8-12 Placer 2 mi W of L Van Norden 1981 Comment
  CAS-BOT-BC238391  Orthocarpus Catherine Best 1982-6-23 s.n. Placer Goose Meadow 5 miles south of Truckee on Hwy. 89 1767 Comment
  UCR148840  Orthocarpus cuspidatus G. Fred Hrusa, J. Glazner 2001-7-15 15951 Placer Northern Sierra Nevada Mountains, Near summit of Crows Nest Peak, immediately west of Sugarbowl 2378 Comment
  RSA20883  Orthocarpus erianthus Carl B. Wolf 1937-3-30 8245 Placer Sacramento Valley, 4.8 miles east of Lincoln on Penryn Road. 91 Comment
  SDSU10842  Orthocarpus erianthus D. F. Howe 1948-5-20 1836 Placer 4.0 miles N of Auburn. 457 Comment
  RSA516502  Orthocarpus hispidus W. L. Jepson 1931-6-16 15929 Placer Tahoe Vista, Lake Tahoe. 2043 Comment
  RSA99635  Orthocarpus linearilobus W. A. Weber, L. S. Rose 1953-5-19 8399 Placer 1 mi S of Auburn. 305 Comment
  SJSU10635  Oxyria digyna R. L. Fisher 1959-8-16 Placer Anderson Peak 2670 Comment
  UC849847  Oxyria digyna A. A. Heller 1917-8-14 12922 Placer near the crest Mt. Lincoln (s of Summit valley); Mt. Lincoln s of Summit valley 2499 Comment
  SEINET5337439  Paeonia brownii A. Wogaie 1923-6-6 804 Placer Hell Hole- Tahoe Calif. (now Hell Hole Reservoir) Comment
  UCD88208  Panicum acuminatum var. fasciculatum Beecher Crampton 1952-11-9 917 Placer 6 miles east of Auburn, about 1.5 miles south of Meadow Vista. 457 Comment
  CAS-BOT-BC253674  Panicum capillare Catherine Best 1981-6-17 s.n. Placer Highway 80 Rest Stop near Gold Run 990 Comment
  RSA654060  Panicum dichotomiflorum Beecher Crampton 1977-9-30 9531 Placer Applegate, Opposite grocery store Comment
  UCR146672  Panicum dichotomiflorum subsp. dichotomiflorum Beecher Crampton 1977-9-30 9531 Placer Sierra Nevada foothills, Applegate, along road opposite grocery store 610 Comment
  SACT001644  Panicum pacificum Michael Baad 1983-6-27 Placer 4 miles east southeast of Forest Hill 365.0 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
  CAS-BOT-BC175506  Parnassia fimbriata Allen L. Chickering 1946-8-30 s.n. Placer On north slope of Granite Chief 2749 Comment
  UC170098  Parnassia fimbriata Miss Helen D. Geis 1912-6 203 Placer Crags, Deer Park Deer Park; Crags, Deer Park Comment
  CAS-BOT-BC259736  Paspalum distichum A. A. Beetle 1941-6-27 2729 Placer 1 mile N of Lincoln Comment
  CDA42833  Paspalum distichum G. F. Hrusa, M. Pitcairn 2015-7-16 18656 Placer Sierra Nevada; Lake Clementine Rd., E of Auburn. 231 Comment
  POM264538  Paspalum distichum A. A. Beetle 1941-6-27 2729 Placer 1 mi north of Lincoln 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
  UCD88972  Paspalum urvillei Beecher Crampton 1965-9-13 7499 Placer Gold Run, Interstate Hwy. 80. 975 Comment
  RSA124122  Pedicularis racemosa E. F. Sprague 1957-7-14 1602 Placer Up slope behind Rainbow Tavern and east to end of road. Hwy 40. 1829 Comment
  RSA123599  Pedicularis semibarbata E. F. Sprague 1956-8-4 1298 Placer Sugar Bowl, Norden. 2134 Comment
  POM120791  Pellaea brachyptera Marcus E. Jones 1882-6-28 3275 Placer Emigrant Gap. Comment
  JEPS73135  Pellaea bridgesii Gladys L. Smith 1972-6-20 3269 Placer Ward Peak 2286 Comment
  POM281937  Pellaea bridgesii Lyman Benson 1933-6-26 4541 Placer Cisco 1829 Comment
  RSA686842  Pellaea bridgesii May N. Ackley 1925-07 71 Placer Near Emigrant Gap 1677 Comment
  RSA686980  Pellaea mucronata Fay A. MacFadden 1934-3-25 12480 Placer Canyon Creek, Monte Vista Inn. Comment
  JEPS15110  Penstemon azureus B. Bolt 1934-7-11 96 Placer Cascade Lakes Tahoe National Forest, Truckee Quadrangle Comment
  SDSU10918  Penstemon azureus D. F. Howe 1978-7-15 5072 Placer Rte 20, 27 miles W of Truckee. 1585 Comment
  POM44123  Penstemon azureus subsp. azureus Marcus E. Jones 1882-7-1 3436 Placer Emigrant Gap. 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
  NY571189  Penstemon azureus var. azureus H. M. Hall 1910-6-19 8702 Placer Cisco, in the Transition Zone 1800 Comment
  UC580689  Penstemon azureus var. azureus B. Bolt 1934-7-11 96 Placer Cascade Lakes Truckee Quadrangle Comment
  UC750576  Penstemon azureus var. azureus Lewis S. Rose 1946-6-23 46172 Placer n Cisco; Rainbow, n of Cisco 1737 Comment
  SEINET5326487 Image available Penstemon azureus var. azureus H. M. Hall 1910-6-19 8702 Placer Cisco, in the Transition Zone 1800 Comment
  JEPS59355  Penstemon deustus Ezra Brainerd and Viola B. Baird 1915-7-9 106 Placer Bear Rock Sierra Nevada Mts., , Bear Rock (Truckee River) 1889 Comment
  UCR129622  Penstemon glaber Marcus E. Jones 1930-7-10 25579 Placer Sierra Nevada Mtns., Lake Tahoe 1951 Comment
  CHSC85478  Penstemon gracilentus G. F. Hrusa; J. Glazner 2000-9-3 15672 A Placer Northern Sierra Nevada. Sugar Bowl Ridge, immediately to W of proposed Crow's Nest ski run. 2164 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-BC264485  Penstemon heterodoxus var. heterodoxus A. A. Heller 1917-8-13 12921 Placer Ridge NW of Donner Pass 2377 Comment
  UC1063370  Penstemon heterodoxus var. heterodoxus H. S. Yates 1934-6-29 3881 Placer near Brockway; Tahoe National Forest, Truckee Quadrangle Comment
  UC1063185  Penstemon heterophyllus var. purdyi C. R. Clar 1933-5-18 122 Placer n edge Auburn Sacramento Quad., n edge Auburn Comment
  UCD33548  Penstemon laetus Beecher Crampton 1969-7-1 8487 Placer 1/4 mile W of Emigrant Gap post office on Interstate Hwy. 80. Comment
  CAS-BOT-BC239283  Penstemon newberryi var. berryi L. S. Smith 1928-6-1 2279 Placer Tahoe National Forest. Above Big Bend R.S. 1798 Comment
  NY627325  Penstemon newberryi var. newberryi N. H. Holmgren 1966-7-19 2907 Placer Along old US 40, 1.5 miles east of Norden Comment
  NY627374  Penstemon newberryi var. newberryi K. H. Thorne 1987-6-26 5436 Placer Truckee River Comment
  SCFS1120  Penstemon procerus E. Krimmel 2013-6-29 Placer NFAm. Painted Rock Trail. Comment
  SEINET4560774  Penstemon roezlii George K. Helmkamp, E. A. Helmkamp 2010-1 16647 Placer Northern Sierra Nevada Mountains; Forest Hill Road at Hidden Treasure Road, 10.4 miles northeast of the city of Foresthill. 1384 Comment
  SEINET11120779  Penstemon roezlii George K. Helmkamp, E. A. Helmkamp 2009-7-16 15225 Placer Sierra Nevada Mtns., Forest Hill Rd., 26.1 mi NE of Foresthill, ca. 3/4 mi NW of Sailor Flat. Duncan peak Comment
  CAS-BOT-BC239577  Penstemon rydbergii var. oreocharis L. S. Smith 1926-6-23 1977 Placer Tahoe National Forest, Squaw Valley North side meadow 1828 Comment
  CAS-BOT-BC239580  Penstemon rydbergii var. oreocharis Isabel McCracken 1938-7-2 s.n. Placer Dutch Flat Comment
  CAS-BOT-BC239582  Penstemon rydbergii var. oreocharis Alice Eastwood 1909-1-1 39 Placer Lake Tahoe Region, Sunnyside 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
  CHSC74277  Penstemon rydbergii var. oreocharis Susi Urie 1998-9-4 98 -247 Placer Meadow complex on north side of Ward Creek about 2.9 mi west of Lake Tahoe and Sunnyside. 2011 Comment
  CHSC74444  Penstemon rydbergii var. oreocharis Susi Urie; Eric Schroder 1998-9-10 98 -319 Placer Antone Meadows; along Burton Creek, about 2.1 mi northwest of Lake Tahoe. 2072 Comment
  NY651287  Penstemon rydbergii var. oreocharis A. A. Heller 1909-7-16 9852 Placer Summit 2133.6 Comment
  RSA45351  Penstemon rydbergii var. oreocharis L. S. Smith 1938-7-22 s.n. Placer Squaw Valley. Tahoe National Forest. Comment
  UCD43936  Penstemon rydbergii var. oreocharis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-9 1302 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  UCD75746  Penstemon rydbergii var. oreocharis Ellen Dean, M. Starbuck,; K. Mawdsley, G. Harrington, M. Bibbo, J. Poloske 2008-7-20 5210 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, ridge between Southern Pacific RR tracks and railroad tunnel to the west of Lakeview Canyon, ridge to the west of large off-road vehicle area. 2255 Comment
  UC35612  Pentachaeta exilis H. N. Bolander 1865-4-11 4540 Placer Auburn Comment
  CHSC73914  Perideridia lemmonii Susi Urie 1998-8-28 98 -147 Placer Middle of Page Meadows; about 2 mi west of Lake Tahoe and Sunnyside. [Lat./long. on label is '39 9 N; 120 11 W']. 2115 Comment
  CHSC74181  Perideridia lemmonii Susi Urie 1998-9-2 98 -211 Placer Below Hwy 28, between the highway and lake Forest Road; about 0.2 mi north of Lake Tahoe. [Lat./long. on label is '39 11 N; 120 7 W']. 1908 Comment
  UC1389949  Perideridia lemmonii T. I. Chuang and L. Constance 1964-7-2 5962 Placer 1.5 mi nw Colfax Comment
  CAS-BOT-BC222764  Perideridia parishii Catherine Best 1981-8-1 s.n. Placer Big Meadow, about 3 miles south of French Meadows 1600 Comment
  JEPS126338  Perideridia parishii Steve Matson 1998-8-21 390 Placer Tahoe north shore; Snow Creek Watershed, Tahoe Vista/Kings Beach; dirt roas extension of Tiger Ave. along power lines at junction with west fork of Snow Creek. Comment
  UCD44517  Perideridia parishii subsp. latifolia C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1883 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  JEPS127468  Phacelia hastata subsp. hastata Steve Matson 2003-7-4 822 Placer nSNH; Martis Valley, about 4 miles SE of Truckee; Martis Creek Wildlife Area; 50 meters north of Highway 267; 600 meters west of Martis Creek. Comment
  SD243160  Phacelia hastata var. hastata George K. Helmkamp, E. A. Helmkamp 2010-7-28 16655 Placer Northern Sierra Nevada Mountains: Forest Hill Road, 22 miles northeast of the city of Foresthill. 2041 Comment
  UCR193394  Phacelia heterophylla subsp. virgata George K. Helmkamp, E. A. Helmkamp 2007-5-30 12208 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 8.5 miles east of its junction with Forest Hill Road in Foresthill 488 Comment
  UCR250070  Phacelia heterophylla subsp. virgata George K. Helmkamp, Mary Alice Barnes 2013-5-3 20487 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
  JEPS14037  Phacelia heterophylla subsp. virgata Rimo Bacigalupi with G. Stebbins, A. Hawkes, F. Ehrendorfer, J. Hunziker, D. Zohary and H. Stutz 1952-7-19 3865 Placer near site of Monona Flat (ridge between Indian River and North Fork of the American River, about 2 1/2 mi e of Iowa Hill) 990 Comment
  JEPS2123  Phacelia humilis C. J. Fox Jr. July 1895 Placer Deer Park Inn Comment
  JEPS59364  Phacelia humilis Ezra Brainerd and Viola B. Baird 1915-7-10 113 Placer near Deer Park Inn; Sierra Nevada Mts. 1981 Comment
  JEPS59365  Phacelia humilis Ezra Brainerd and Viola B. Baird 1915-7-25 114 Placer trail to Garden of the Gods Sierra Nevada Mts., Deer Park Valley 2011 Comment
  JEPS71492  Phacelia humilis Gladys L. Smith 1972-6-18 3162 Placer in meadow across from Alpine Meadows Lodge 2072 Comment
  CHSC85485  Phacelia hydrophylloides G. F. Hrusa; J. Glazner 2000-9-3 15681 A Placer Northern Sierra Nevada. Sugar Bowl Ridge, immediately to W of proposed Crow's Nest ski run. 2164 Comment
  JEPS2109  Phacelia hydrophylloides C. F. Sonne 1888-7-1 390 Placer <?> on Truckee River Sierra Nevada Mountains Comment
  JEPS3191  Phacelia hydrophylloides Leland S. Smith 1918-5 2211 Placer Squaw Creek 2133 Comment
  SD44659  Phacelia imbricata Darley F. Howe 1951-5-1 2102 Placer 456 Comment
  JEPS13952  Phacelia imbricata Rimo Bacigalupi with A. Hawkes, G. L. Stebbins, D. Zohary, H. Stutz, J. Hunziker, F. Ehrendorfer 1952-7-19 3856 Placer directly below Cape Horn (on the S.P. transcontinental line, 1/2 mi above the bridge on the Colfax-Iowa Hill rd); North Fork of the American River 381 Comment
  JEPS21168  Phacelia marcescens N. French 1934-5-24 362 Placer N. Fork of N. Fork American River Tahoe National Forest, Colfax Quadrangle 1341 Comment
  JEPS21169  Phacelia marcescens N. French 1934-6-22 463 Placer Serena Lake Tahoe National Forest, Truckee Quadrangle 2103 Comment
  UCD120564  Phacelia marcescens G. L. Stebbins 1977-7-8 7761 Placer East side of McKinistry Peak. 2316 Comment
  CDA15650  Phacelia mutabilis G. F. Hrusa, J. Glazner 1999-7-18 15201 Placer Lake Tahoe; Wooded slopes betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1905 Comment
  UC1035539  Phacelia mutabilis Kay H. Beach 1941-8-20 1601 Placer roadside on U.S. 40 about 3 mi e Emigrant Gap; Sierra Nevada Mountains Comment
  RSA0034432  Phacelia mutabilis Lincoln Constance 1946-7-2 3094 Placer Above Truckee River 1 mile southeast of Squaw Creek. 1829 Comment
  RSA42327  Phacelia mutabilis Lincoln Constance 1946-7-2 3094 Placer Above Truckee River 1 mile southeast of Squaw Creek. 1829 Comment
  UC735083  Phacelia mutabilis Lincoln Constance 1946-7-2 3094 Placer above river 1 mi se Squaw Creek; Truckee River 1828 Comment
  RSA0047364  Phacelia racemosa George K. Helmkamp, E. A. Helmkamp 2012-6-19 19239 Placer Foresthill Road, 9.2 miles east of its junction with Devil s Thumb Road 2055 Comment
  UC112857  Phacelia racemosa Katharine Brandegee 1908-7-15 Placer near Cisco (type locality) Comment
  UCR240723  Phacelia racemosa George K. Helmkamp, E. A. Helmkamp 2012-6-19 19239 Placer Northern Sierra Nevada Mountains, Foresthill Road, 9.2 miles east of its junction with Devil's Thumb Road 2055 Comment
  SEINET5506818  Phacelia racemosa H. M. Hall 1910-6-19 8701 Placer Cisco 1804 Comment
  UC163979  Phacelia racemosa H. M. Hall 1910-6-19 8701 Placer type locality Cisco 1804 Comment
  CHSC40967  Phacelia vallicola J. D. Jokerst 1984-6-19 2057 Placer North of Long Canyon Cr., E of Blacksmith Flat. 1127 Comment
  SACT001700  Phalaris arundinacea D. Meyer 1984-7-21 Placer Along east bank of river. 1879.0 Comment
  RSA21280  Phalaris lemmonii C. B. Wolf 1937-5-12 8624 Placer Sacramento Valley, 1 mi N of Lincoln 46 Comment
  CAS-BOT-BC77389  Philadelphus lewisii Marcus E. Jones 1882-7-3 s.n. Placer Colfax Comment
  CHSC83153  Philadelphus lewisii Renee Shahrok 1986-6-24 22 Placer 14 mi. west of Big Tree Park turn-off, Mosquito Ridge Rd. 731 Comment
  UCD161472  Philadelphus lewisii Jean Dougherty 1986-5-31 86- 27 Placer On Mosquito Ridge Road, 2 miles from junction of Forresthill Road [sic]. Comment
  CHSC74048  Phleum alpinum Susi Urie 1998-8-25 98 096 B Placer Lake Tahoe Basin-National Forest. About 0.2 mi north of Lake Tahoe; meadow complex between Kings Beach and Tahoe Vista. 1901 Comment
  SACT001735  Phleum alpinum Michael Baad 1976-7-21 Placer Lower southwest-facing slopes of Lyon Peak. 10 miles southeast of Soda Springs. 2377.0 Comment
  UCD42860  Phleum alpinum C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-23 227 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  RSA654891  Phleum pratense G. Fred Hrusa, J. Glazner 1997-8-3 14023 Placer Corner of Hwy 89 & Squaw Valley Road., 39 deg 12' N, 120 deg 12' W. 2000 Comment
  UCD22116  Phlox diffusa Rex Palmer 1979-6-19 N 252 Placer Headwaters basin area of the North Fork of the American River. Comment
  CDA12402  Phlox gracilis G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8530 Ab Placer Lake Tahoe; N side of upper Ward Valley, 4 mi SW of Tahoe City. Comment
  UC23685  Phlox gracilis C. J. Fox Jr. Jul 1895 Placer Deer Park Inn Comment
  SD2000  Phoenicaulis cheiranthoides C. F. Sonne Apr 1898 Placer Near Stateline Comment
  CAS-BOT-BC135093  Phoradendron juniperinum Ira L. Wiggins 1930-10-12 5084 Placer near Cisco 1981 Comment
  CDA39028  Phoradendron juniperinum D. G. Kelch 2011-10-3 11 .827 Placer Tahoe City. Granlibakken Resort. Comment
  SEINET7270713  Phyllodoce breweri W. D. Billings 1951-8-21 2151 Placer Sierra Nevada, east side of Granite Chief 2621 Comment
  SD254674  Phytolacca americana George K. Helmkamp, Elizabeth Helmkamp 2012-10-30 20090 Placer Sacramento Valley: South Dowd Road, 0.1 mile south of its juncion with Moore Road, SW of Lincoln (Pleasant Grove 7.5'Q) 34 Comment
  SEINET5334496  Pinus attenuata P. L. Comanor, B. Clark; B. O'Malia 1969-5-15 s.n. Placer Approx. 3 mi. west of Colfax plot (1.85 mi. from end of railroad bridge on CA 194) up a dirt road located 1/2 mile past Bear Creek bridge additional 4/10 about 6 m. Comment
  HSC1484  Pinus contorta R. A. Magie 1964-6-12 102 Placer Turn off of Hwy. 20 6 mi. W of Hwy. 40 junction, 12 mi. to Lindsay Lake, Bulk Collection # 36 Comment
  UC1076347  Pinus contorta subsp. murrayana Herbert L. Mason 1929-10-4 5476 Placer Placerville road summit Johnson Pass Comment
  POM120069  Pinus contorta var. murrayana Marcus E. Jones 1882-7-11 s.n. Placer Emigrant Gap. Comment
  HSC1502  Pinus jeffreyi R. A. Magie 1964-6-12 104 Placer Turn off Hwy. 20 6 mi. W of Hwy. 40 junction, 12 mi. towards Lindsay Lake, Bulk Collection 42 1982 Comment
  HSC1505  Pinus jeffreyi R. A. Magie 1964-3-27 17 Placer 10 mi. E of Grass Valley along Hwy. 20 Comment
  UCD37505  Pinus lambertiana Beecher Crampton 1960-11-2 5800 Placer town of Gold Run. 975 Comment
Read comments
Mar 12 2011
  SEINET11611048  Pinus lambertiana W. Priest 1956-4-16 s.n. Placer On U.S. Highway 40 just W of Baxter 1067 Comment
  POM177610  Pinus monticola I. L. Wiggins 1930-10-12 5082 Placer Donner Summit. 2175 Comment
  UC463305  Pinus monticola Ira L. Wiggins 1930-10-12 5082 Placer Donner Summit 2174 Comment
  UCD134816  Pinus monticola J. M. Tucker 1975-7-29 4353 Placer Trail to Mountain Meadow Lake, ca .5 mile below the lake and 5-6 miles southeast of Chickering enclave at The Cedars. 2377 Comment
  UC1819257  Pinus ponderosa Glen E. Sindel 1955-9-25 s. n. Placer Forest Hill, northern edge of flat ridge top, ca. 50 ft W of northern edge of Forest Hill Ranger Station, Tahoe National Forest; IFG plot 68 975 Comment
  NY951530  Pinus ponderosa var. ponderosa D. H. Goldman 2004-12-24 3007 Placer "Mosquito Narrows," Mosquito Ridge, just N of Mosquito Ridge Road (Forest Road 96), just E of the intersection with a dirt road going to the NW, about 5.9 miles from the parking lot at the Placer County Big Tree Reserve and about 18.9 miles E of the 1289 Comment
  SCFS1164  Piperia E. Krimmel, Michael Hamilton 2013-8-1 Placer NFAm. Chickering Meadow. Comment
  CAS-BOT-BC136548  Piperia colemanii Alice Eastwood 1909-1-1 221 Placer Field redacted by CAS, contact the data manager for more information Comment
  UCR218239  Piperia elongata George K. Helmkamp, Mary Alice Barnes & Mary Jane Ganibe 2010-7-2 16440 Placer Sierra Nevada Mountains Foothills, Iowa Hill Road, 1.3 miles SE of its junction with Canyon Way in Colfax 418 Comment
  UCD33761  Pistacia terebinthus Beecher Crampton 1972-9-28 8880 Placer Placer County, Applegate. 579 Comment
  UCD22151  Plagiobothrys Rex Palmer 1979-6-9 N 180 Placer Headwaters basin area of the North Fork of the American River. Comment
  JEPS71522  Plagiobothrys cognatus Gladys L. Smith 1972-6-20 3275 Placer in wet mud roadside just above Ward Summit chairlift 2133 Comment
  CHSC73936  Plagiobothrys cusickii Susi Urie 1998-8-19 98 -086 Placer Lake Tahoe Basin--National Forest. About 0.2 mi north of Lake Tahoe; meadow complex between Kings Beach and Tahoe Vista. 1901 Comment
  UCD80163  Plagiobothrys fulvus var. campestris CNPS SN Foothill Team 2005-4-14 SNFN 0110 c Placer Placer Legacy, Spears/Didion Ranch. Releve situated on east side of entry road, approximately 150 meters north of entry gate off of Mears Road. 309 Comment
  CAS-BOT-BC230942  Plagiobothrys hispidulus John Thomas Howell 1943-7-19 18581 Placer Summit Valley Comment
  CHSC73035  Plagiobothrys hispidulus L. P. Janeway 1998-8-6 5965 Placer Lake Tahoe Basin Management Unit - National Forest. North side of Blackwood Creek, 1.7 mi west of Lake Tahoe. Large meadow complex. 1938 Comment
  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
  JEPS103534  Plagiobothrys hispidulus Lowell Ahart 2002-7-22 9881 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
  UC1026510  Plagiobothrys hispidulus Alice Eastwood Jun 15 1912-Jun 19 1912 444 Placer Tahoe City Lake Tahoe Region Comment
  CAS-BOT-BC230940  Plagiobothrys hispidulus John Thomas Howell 1938-8-2 14007 Placer 5 miles N of Brockway Comment
  RSA39949  Plagiobothrys scouleri var. hispidulus J. T. Howell 1943-7-19 18581 Placer Summit Valley Comment
  UCR258241  Plagiobothrys stipitatus var. micranthus George K. Helmkamp, Amy Barnes 2013-3-28 20241 A Placer Eastern Sacramento Valley, NW edge of Sheridan, new section of Riosa Road, connecting new CA-65 with old CA-65 43 Comment
  UCR47818  Plagiobothrys stipitatus var. micranthus C. B. Wolf 1937-5-12 08622 Placer Sacramento Valley, 1 mi north of Lincoln 46 Comment
  SBBG128602  Plagiobothrys undulatus G. K. Helmkamp, E. A. Helmkamp 2011-5-12 17255 Placer S of Lincoln along Athens Ave, 1.6 mi E of Fiddyment Rd, 0.6 mi W of Industrial Ave 41 Comment
  CDA19547  Plantago lanceolata M. I. Wibawa, G. F. Hrusa , J. Glazner 2002-5-22 236 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
  CDA39017  Plantago lanceolata D. G. Kelch 2011-10-2 11 .81 Placer Gold Run rest stop. Comment
  UCD21984  Plantago major Beth Lowe Corbin 1982-8-12 329 Placer Onion Creek campground. In sandy soil. Disturbed meadow near stream. Perennial. Inflorescence green. Full sun. SW facing slope, 5% incline. Common. 1841 Comment
  UCD43975  Platanthera dilatata var. leucostachys C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-11 1341 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  UCD44560  Platanthera dilatata var. leucostachys C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1926 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
  UCD22070  Platanthera sparsiflora Rex Palmer 1979-7-25 N 680 Placer Headwaters basin area of the North Fork of the American River Comment
  UCR198054  Plectritis macrocera R. B. Kelley 1985-5-12 186 Placer Stevens Trail, at end of North Canyon Road, near Colfax 634 Comment
  JEPS59066  Pleuricospora fimbriolata C. F. Sonne 1888-8-12 475 Placer Sierra Nevada Mountains, on Truckee River Truckee River; Sierra Nevada Mountains, Truckee River Comment
  UCD161031  Poa G. Ledyard Stebbins 1977-7-1 7736 Placer Above Middle Fork American River near Last Chance. (Exact location unknown. Coordinates estimated by label maker.) 1341 Comment
  JEPS113243  Poa annua Lowell Ahart, Brian Williams 2007-4-13 13665 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
  CAS-BOT-BC254759  Poa bolanderi A. A. Heller 1917-8-13 12901 Placer Base of a cliff N of Summit hotel 2164 Comment
  CHSC68076  Poa bolanderi James D. Jokerst 1986-7-12 2689 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
  UCD22229  Poa bolanderi Beth Lowe Corbin 1982-8-17 365 Placer 2 miles SW of The Cedars. N facing slope, 20% incline. Occasional. Mostly sun. Forming small tufts in fine, sandy, disturbed soil in logged white fir forest. Foliage glaucous. 1859 Comment
  OBI82260  Poa bulbosa George K Helmkampf, Mary Alice Barnes 2013-5-3 20491 Placer Northern Sierra Nevada Mountains Foothills; Mosquito Ridge Road, 4.7 miles south of Forest Hill Road, 1.8 mi. east (92 deg. ) of Foresthill 829 Comment
  CAS-BOT-BC255142  Poa cusickii subsp. epilis John H. and Hazelle A. Thomas 1956-7-21 6186 Placer Vicinity of Donner Pass, about 80 miles NE of Sacramento 2377 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
  SACT001878  Poa nevadensis Michael Baad 1976-6-10 Placer 1.5 miles from French Meadows on trail to Robinson Flat, heavily forested zone with opening, white and red fir with incense cedar. 1612.0 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
  SACT001900  Poa pratensis Michael Baad 1983-7-23 Placer Next to stream along southwest side of highway 267. 6 miles southeast of Truckee. 2316.0 Comment
  SACT001907  Poa pratensis Michael Baad 1983-7-10 Placer 6.1 miles by raod south of Emigrant Gap townsite, open west meadow 1524.0 Comment
  SACT001972  Poa scabrella Michael Baad 1976-6-10 Placer Along creek near trail to Robinson Flat. 1737.0 Comment
  SEINET10659352  Poa scabrella A. Arthur Heller 1917-6-17 Heller 12696 Placer Low, gravelly places along the Yuba river below Cisco. Pinus Murrayana and Populus trichocarpa are the trees, several species of willow plentiful. Granite. 1676 Comment
  RSA126919  Poa secunda N. H. French 1934-6-22 s.n. Placer 7/8 mile W. of Dulzura Lake. 2287 Comment
  UCD41249  Poa secunda Ellen Dean; Art Shapiro, Adrienne Shapiro 2003-5-12 1705 Placer Dutch Flat area, N of Hwy 80 near Alta Exit. Along Drum Powerhouse Road, about 1.5 road miles NE of intersection with Main St. 1066 Comment
  UCD33390  Poa secunda subsp. juncifolia Beecher Crampton 1967-7-26 8153 Placer Near Nevada County line in Kingvale on Interstate 80. 1950 Comment
  UC1132786  Poa secunda subsp. secunda G. T. Nordstrom 1934-6-21 128 Placer 0.4 mi w by nw Mammoth Springs (near Plot 208); Tahoe Nat'l Forest, Colfax Quadrangle Comment
  UC337960  Poa secunda subsp. secunda unknown Placer summit of Sierra Cisco Comment
  UC821113  Poa secunda subsp. secunda A. A. Heller 1917-6-17 12696 Placer below Cisco (along Yuba River) 1676 Comment
  CAS-BOT-BC244156  Poa sierrae G. L. Stebbins 1968-5-1 6671 Placer N side of Mosquito Ridge, N of Middle Fork, American River 975 Comment
  JEPS68381  Poa sierrae Leland S. Smith 1926-6-4 1888 Placer Tahoe Forest, Eldorado Canyon Tahoe Forest, Eldorado Canyon 762 Comment
  SACT002017  Poa trivialis Michael Baad 1977-6-21 Placer Junction of Foresthill to Colfax road at Weimar 977.3 Comment
  UCD52746  Podagrostis humilis B. Crampton 1955-7-13 2988 Placer along US Hwy. 40, 3.5 miles east of Baxter. 1432 Comment
  CDA36905  Pogogyne serpylloides CDFA Staff 1999-4-28 s.n. Placer Dry Creek. 0 Comment
  JEPS43023  Polygala cornuta var. cornuta L. S. Smith 1925-8-13 1705 Placer Gold Dollar Mine trail to Pine Nut (e slope); Tahoe National Forest 1828 Comment
  SD244200  Polygala cornuta var. cornuta George K. Helmkamp, E. A. Helmkamp 2012-6-19 19216 Placer Northern Sierra Nevada Mountain Foothills: Foresthill Road, 2.6 miles east of its junction with Mosquito Ridge Road in Forest Hill (Westville 7.5'Q) 1052 Comment
  JEPS72805  Polygonum aviculare subsp. depressum Gladys L. Smith 1972-8-25 3403 Placer about chairlift above Shirley Lake (tr. to Granite Chief) 2499 Comment
  UC1136120  Polygonum bistortoides N. French 1934-6-22 444 Placer Serena Lake Tahoe National Forest, Truckee Quadrangle (n end) Comment
  UCD43211  Polygonum bistortoides C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-13 580 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  CDA22765  Polygonum californicum E. Dewitt 1929-10-3 Placer Lincoln. 0 Comment
  RSA531307  Polygonum davisiae Walter Wisura, T. Hayduk, Q. Junzhuan 1991-8-22 4548 Placer Squaw Valley beyond upper cable car station Comment
  UC6687  Polygonum davisiae C. F. Sonne 1886-7-18 Placer Truckee River; mt. on Comment
  UCD21929  Polygonum douglasii Beth Lowe Corbin 1982-8-10 297 Placer 1 1/4 miles WNW of Onion Creek campground. Rocky, fine, sandy soil. Open disturbed area, old logging landing, in White Fir forest. Full sun. SW facing slope, 15% incline. Locally abundant. 1981 Comment
  UC849976  Polygonum douglasii subsp. douglasii A. A. Heller 1916-8-13 12910 Placer Summit hotel 2133 Comment
  JEPS126266  Polygonum minimum Steve Matson 2003-9-6 953 Placer nSNH; Truckee River Watershed, 5 air miles west of Tahoe City; Alpine Meadows ski area. Comment
  CHSC82603  Polygonum polygaloides subsp. kelloggii Lowell Ahart 2002-7-22 9898 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-BC420035  Polygonum polygaloides subsp. kelloggii Alice Eastwood 1906-7-24 445 Placer Lake Tahoe Region. Road to Lily L. Comment
  UC1191259  Polygonum punctatum Malcolm A. Nobs 1948-9-25 688 Placer Hwy 49 about 9 mi n Auburn; Rock Creek Comment
  RSA689952  Polypodium californicum Elizabeth Flint 1930-1 100 Placer Near Penryn 213 Comment
  UCR235593  Polypodium hesperium George K. Helmkamp, E. A. Helmkamp 2012-5-5 18924 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
  CDA2335  Polypogon australis A. A. Beetle 1941-5-26 2724 Placer Near Auburn, bank of branch of Rubicon River. 0 Comment
  POM264547  Polypogon australis A. A. Beetle 1941-5-26 2724 Placer Near Auburn, bank of branch Rubicon River. Comment
  SACT002021  Polypogon maritimus Josephine Van Ess 1976-7-8 Placer Collected .25 mile north of Roseville waterworks. Moist ditch. Comment
  UCR190702  Polystichum imbricans subsp. imbricans George K. Helmkamp, E. A. Helmkamp 2007-9-14 12966 Placer Northern Sierra Nevada Mountains Foothills, along Mosquito Ridge Road 15 miles east of Foresthill 832 Comment
  SEINET6409481  Polystichum lemmonii W. Dakan 1976-6-1 s.n. Placer Sierra Nevada, near Bucks Lake 1585 Comment
  JEPS73134  Polystichum lonchitis Gladys L. Smith and Betsy Wilson 1972-8-25 3438 b Placer n-facing slope Granite Chief (off trail and starting descent of glacial stairsteps); Sierra Nevada 2560 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-BC105581  Populus trichocarpa Geo. B. Grant 1906-7-15 7031 Placer Tahoe Tavern, Lake Tahoe 1889 Comment
  CAS-BOT-BC105578  Populus trichocarpa Elizabeth Parsons Hawver 1909-6-1 s.n. Placer Lake Tahoe Region - Aspen grove Comment
  SEINET10972537  Porterella carnosula F. W. Hunnewell 1921-7-17 Hunnewell 8087 Placer 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
  UC370  Potamogeton natans A. M. Carpenter 1893-8 Placer Comment
  CAS-BOT-BC141665  Potentilla flabellifolia M. E. Parsons 1910-7-7 s.n. Placer Madden Creek meadows, Lake Tahoe region Comment
  UC191285  Potentilla flabellifolia C. F. Sonne 1897-7-18 Placer near Tinker's Knob; near Tinker's Knob 2438 Comment
  RSA169439  Potentilla glandulosa L. S. Rose 1963-7-11 63212 Placer Tahoma, Lake Tahoe 1916 Comment
  CHSC79355  Potentilla glandulosa subsp. reflexa Beecher Crampton 1972-6-20 8827 Placer Upslope from Bear Valley, State Hwy 20. 1402 Comment
  CHSC73990  Potentilla gracilis var. fastigiata Susi Urie 1998-8-11 98 -015 Placer Lake Tahoe Basin. About 0.5 mi north of Ward Creek, along a tributary; about 2 mi west of Lake Tahoe and Sunnyside. Meadow stringer. 2097 Comment
  CHSC9529  Potentilla gracilis var. fastigiata J. F. Goodwin 1971-7-11 171 Placer 200 ft. south of Hwy. 267 in meadow, 4.0 mi. se of Truckee. 1950 Comment
  UCD44603  Potentilla gracilis var. fastigiata C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 1969 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  UCD44614  Potentilla gracilis var. fastigiata C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 1980 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  CAS-BOT-BC540396  Potentilla gracilis var. fastigiata C. F. Sonne 1886-7-4 77 Placer Sierra Nevada, old logging camp on Truckee River 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
  CHSC117467  Potentilla rivalis B. Castro; Jessica Boyt 2013-9-11 1998 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
  UC480743  Primula suffrutescens W. C. Blasdale 1923-7-13 Placer Mount Ellis (Tahoe) Mount Ellis; Lake Tahoe Region, Mount Ellis (Tahoe) Comment
  SEINET8565285  Primula suffrutescens P. B. Kennedy, S. B. Doten 1901-8-10 272 Placer Summit of Devils Cliff, Soda Springs. Comment
  CDA27763  Prosopis glandulosa var. torreyana M. K. Bellue, F. Clark 1945-10-11 Placer Railroad yards, Southern Pacific, Roseville. 0 Comment
  SCFS1027  Prunella vulgaris E. Krimmel 2014-7-5 Placer Near the creek. Comment
  CAS-BOT-BC248284  Prunella vulgaris var. lanceolata George K. Helmkamp; E. A. Helmkamp 2010-8-11 16763 Placer Northern Sierra Nevada Mountains: Finning Mill Road, 2.3 miles north of Forest Hill Road at the crossing of McBride Creek 1082 Comment
  JEPS127463  Prunella vulgaris var. lanceolata Steve Matson 1997-7-9 131 Placer Tahoe North Shore; Snow Creek Watershed, Tahoe Vista/Kings Beach. Comment
  CAS-BOT-BC163055  Prunus emarginata Mrs. Chas. E. Miller 1916-9-1 s.n. Placer Emigrant Gap Comment
  CAS-BOT-BC32677  Prunus emarginata Marcus Eugene Jones 1882-6-28 2693 Placer Emigrant Gap Comment
  UC1128313  Prunus emarginata G. T. Nordstrom 1934-6-21 147 Placer 2 1/2 mi w by nw of Mammoth Springs (Tahoe National Forest); Tahoe National Forest 1584 Comment
  UC861017  Prunus emarginata Lewis S. Rose 1940-5-29 40420 Placer Cisco 1737 Comment
  UCR237462  Prunus persica George K. Helmkamp, E. A. Helmkamp 2012-2-23 18575 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
  OBI49846  Pseudobahia heermannii Barbara Ertter, David Thompsom 1989-4-9 8195 Placer Halfway down rd to Lake Clementine (=North Fork Lake) NE of Auburn; T13N R9e sec 31 305 Comment
  UC942758  Pseudobahia heermannii Peter H. Raven, G. L. Stebbins Jr. 1952-4-20 4000 Placer 3.7 mi s of Bear River Crossing; Auburn Comment
  UCR241738  Pseudognaphalium canescens subsp. beneolens George K. Helmkamp, Mary Alice Barnes, E. A. Helmkamp 2012-9-8 19805 Placer Northern Sierra Nevada Mountains, along Forest Hill Road, 10.4 miles northeast of Hidden Treasure Road, 0.45 mi. ESE of Whisky Hill 1677 Comment
  UCR200868  Pseudognaphalium canescens subsp. thermale George K. Helmkamp, E. A. Helmkamp 2008-9-15 14108 Placer Northern Sierra Navada Mountains, along Foresthill Road 26 miles northeast of the city of Forest Hill 1954 Comment
  SEINET5334801  Pseudotsuga menziesii var. menziesii W. D. Billings 1940-5-18 1316 Placer Gold Run Comment
  UCR198415  Psilocarphus brevissimus var. brevissimus George K. Helmkamp, E. A. Helmkamp 2008-4-17 13289 Placer Sacramento Valley, Ranch House Road, 0.2 mile southeast of Sheridan 37 Comment
  UCR200869  Pteridium aquilinum var. pubescens George K. Helmkamp, E. A. Helmkamp 2008-9-15 14117 Placer Northern Sierra Nevada Mountains, along Foresthill Road 20 miles northeast of the city of Forest Hill 1707 Comment
  UC474260  Pterospora andromedea G. W. Fetters 1929-8-2 Placer Pomins, Lake Tahoe 1950 Comment
  UCD91532  Puccinellia distans Beecher Crampton 1967-7-26 8155 Placer Near Nevada County line in Kingvale on Interstate 80. 1950 Comment
  UCD34034  Purshia tridentata Beecher Crampton 1975-9-22 9289 Placer Martis Valley, Truckee-Tahoe airport area, ca. 2.5 miles SE of Truckee. Comment
  UC1128546  Purshia tridentata var. tridentata D. Schlobohm 1934-10-2 3 Placer 3 mi s Truckee; Tahoe National Forest, Truckee Quad. 1859 Comment
  CAS-BOT-BC462774  Pyrola dentata Alice Eastwood 1909-1-1 296 Placer Lake Tahoe Region: Squaw Creek Comment
  UC412729  Pyrola picta J. A. DeCow 1900-8-3 423 Placer Tahoe, McKinneys Tahoe; , McKinneys Comment
  UC412731  Pyrola picta J. A. DeCow 1900-8-5 454 Placer Tahoe, McKinneys Tahoe; , McKinneys Comment
  UCD21918  Pyrola picta Beth Lowe Corbin 1982-8-2 154 Placer Onion Creek campground. In deep, partially decomposed duff beneath Calocedrus decurrens, in mixed Conifer forest. Perennial herb with long, slender rootstock. Leaves firm, somewhat fleshy. Flowers unopened, greenish white. Leaves with white markings along veins. Full shade. South facing slope. Uncommon. 1841 Comment
  UCD22163  Pyrola picta Rex Palmer 1979-7-25 N 805 Placer Headwaters basin area of the North Fork of the American River Comment
  CHSC10852  Pyrola picta subsp. integra Lowell Ahart 1962-7-13 Placer Ahart Camp, French Meadows. 1676 Comment
  UCD47013  Quercus X morehus Leonard H. Day 1948-10-14 s.n. Placer North side of Stony Ridge, ca. 3 miles north of Penryn, Placer County, California. Comment
  SEINET13953666 Image available Quercus X morehus A. Eastwood 1994-1 Placer Newcastle Comment
  SEINET13953300 Image available Quercus californica A. Eastwood 1994-1 Placer Newcastle Comment
  RSA252260  Quercus chrysolepis Gary D. Wallace 1974-12-21 1342 Placer Foothills of the Sierra Nevada, along a frontage road off Hwy. 80, 1 mi W of Colfax. Comment
  UCD45541  Quercus chrysolepis P. Akers 2002-4-14 s.n. Placer Ponderosa Way, S of Weimar. Comment
  UC119113 Image available Quercus chrysolepis A. Eastwood 1994-9-10 Placer Colfax, Placer Co., Cal. Comment
  CDA20381  Quercus douglasii P. Akers 2002-4-14 s.n. Placer Northern California; E end of Clarke Tunnel Rd, N of Penryn. 0 Comment
  SACT002120  Quercus douglasii Michael Baad 1977-4-13 Placer 0.2 miles north of Interstate 80; ecotone between pine forest and chaparral 502.92 Comment
  SACT002127  Quercus douglasii Josephine Van Ess 1976-9-8 Placer Near Juergenson Ranch 335.4 Comment
  SEINET9006638  Quercus douglasii P. L. Comanor, B. Clark, B. O'Malia 1969-5-15 s.n. Placer Approx 3 miles west of Colfax plot (1.85 mi. from end of railroad bridge on Calif. 194) up a dirt road located 1/2 mile past Bear Creek bridge additional 4/10 mi. Comment
  SACT002636  Quercus durata Michael Baad 1977-6-21 Placer 1.5 miles south of junction of road to Big Reservoir and Iowa Hill to Forest Hill Road 1158.0 Comment
  UC1135561  Quercus durata N. French 1933-10-17 106 Placer Todd Valley Placerville National Forest, Placerville Quad. 762 Comment
  CAS-BOT-BC105307  Quercus kelloggii Catherine A. Toschi 1963-3-23 63 .80 Placer 3 miles E of Auburn on the American River 396 Comment
  CAS-BOT-BC105463  Quercus kelloggii Miss. A. Eastwood 1894-9-1 s.n. Placer Colfax Comment
  SACT002144  Quercus kelloggii 1980-3-12 Placer collected about 1/3 way down to the river, wooded slope 335.4 Comment
  UCSC009994  Quercus kelloggii Al Keuter 2014-6-15 AK 00 -100 Placer Along Ophir Road near Auburn and Interstate 80. 350 Comment
  UCSC009999  Quercus kelloggii Al Keuter 2014-6-15 00 101 B Placer Along Ophir Road near Auburn and Interstate 80. 350 Comment
  SEINET10431665  Quercus kelloggii P. L. Comanor, B. Clark, B. O'Malia 1969-5-1 s.n. Placer Colfax area, 1.85 miles from end of railroad bridge on CA Hwy 194, winding road, plot located on the right past parking area, down path ca 60 meters. 1676 Comment
  SEINET10431778  Quercus kelloggii J. Solaegui 1977-3-19 s.n. Placer 1 mile S of Auburn along Hwy 49. 427 Comment
  CAS-BOT-BC62886  Quercus lobata A. Eastwood 1894-9-9 s.n. Placer Newcastle 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
  SBBG11618  Quercus vacciniifolia E. R. Blakley 1960-8-29 3791 Placer Carnelian Bay, Lake Tahoe 1950 Comment
  UCD21490  Quercus vacciniifolia Beth Lowe Corbin 1982-8-4 206 Placer Located on hill west of Onion Creek Campground. 1853 Comment
  SEINET10437506  Quercus vacciniifolia T. C. Frantz 1951-5-22 s.n. Placer N end of Lake Tahoe, next to NV state line. Comment
  CAS-BOT-BC104991  Quercus wislizeni Miss. A. Eastwood 1894-9-1 s.n. Placer Newcastle Comment
  HSC27258  Quercus wislizeni J. P. Smith 1972-3-22 5090 Placer Bridge over N Fork of American River. Comment
  CDA19817  Quercus wislizeni var. wislizeni P. Akers 2002-4-14 s.n. Placer Northern California; E end of Clarke Tunnel Rd, N of Penryn. 0 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
  UCR238580  Quercus wislizeni var. wislizeni George K. Helmkamp, E. A. Helmkamp 2012-3-31 18654 Placer Sacramento Valley, along CA-193, 0.1 mile west of its junction with Sierra College Blvd. 88 Comment
  CAS-BOT-BC362681  Raillardella argentea L. S. Smith 1926-6-24 1984 Placer Tahoe National Forest. W. side sec 10 near top ridge, Whiskey [Whisky] Cr. 2438 Comment
  SEINET5501119 Image available Raillardella argentea Sally Walker 1982-8-4 Placer Above ski area, Tahoe. Comment
  CAS-BOT-BC379469  Ranunculus alismifolius Peter Rubtzoff; Edward W. Colson 1976-7-7 8730 -A Placer Lake Van Norden, moist meadow on east side of lake 2063 Comment
  CAS-BOT-BC379277  Ranunculus alismifolius var. alismellus John H. Thomas; Hazelle A. Thomas 1956-7-21 6086 Placer Sierra Nevada; vicinity of Donner Pass, about 80 mi northeast of Sacramento 0000000000000000000000000 2377 Comment
  UC827591  Ranunculus alismifolius var. alismellus Alice Eastwood Jun 15 1912-Jun 19 1912 383 Placer Deer Park Lake Tahoe Region Comment
  POM269582  Ranunculus alismifolius var. hartwegii Lyman Benson 1942-7-2 11243 Placer Highway junction 1 mile west of Truckee. Truckee River drainage area. 1829 Comment
  CAS-BOT-BC379376  Ranunculus alismifolius var. hartwegii s.n. Placer Truckee Comment
  CAS-BOT-BC379385  Ranunculus alismifolius var. hartwegii M. S. Jussel 1930-6-30 s.n. Placer Camp Baxter, north fork of the Stanislaus River 1524 Comment
  CAS-BOT-BC379397  Ranunculus alismifolius var. hartwegii Alice Eastwood 1912-6-15 464 Placer Lake Tahoe Region, Tahoe City Comment
  CAS-BOT-BC379442  Ranunculus alismifolius var. hartwegii Gordon H. True 1972-4-4 7094 Placer Boca-Stampede Dam Road, 5.2 mi north of Boca 1768 Comment
  CAS-BOT-BC378966  Ranunculus bonariensis J. W. Congdon 1894-4-2 s.n. Placer Roseville Comment
  UCD44736  Ranunculus californicus C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 2102 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  UCR250682  Ranunculus californicus George K. Helmkamp, Mary Alice Barnes 2013-4-18 20352 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
  UC198931  Ranunculus cymbalaria var. saximontanus C. F. Sonne 1885-6-27 Placer On road to Tahoe near old Shingle Mill, at Squaw Creek Comment
  SDSU10110  Ranunculus hebecarpus D. F. Howe 1951-5-1 2101 Placer 457 Comment
  RSA734059  Ranunculus muricatus Beecher Crampton 1953-4-21 1117 Placer Sunnybrook Farms, 2 miles North of Lincoln. Comment
  UCD35915  Ranunculus muricatus B. Crampton 1953-4-21 1117 Placer Sunnybrook Farms, 2 miles North of Lincoln. Comment
  CDA19566  Ranunculus occidentalis M. I. Wibawa, G. F. Hrusa, J. Glazner 2002-5-22 224 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
  SD239890  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 (Foresthill 7.5'Q) 1041 Comment
  UCD41266  Ranunculus occidentalis Ellen Dean; Art Shapiro, Adrienne Shapiro 2003-5-12 1723 Placer East of Hwy 80 and town of Colfax, east side of the canyon of the North Fork of the American River. Along Iowa Hill Road, between 0.3 and 0.6 road miles east and uphill of the bridge over the river. 457 Comment
  UCR208589  Ranunculus occidentalis George K. Helmkamp, E. A. Helmkamp 2009-5-11 14665 Placer Sierra Nevada Mountains Foothills, Michigan Bluff Road, 2.7 miles south of its junction with Forest Hill Road. c. 0.15 mi. NNW of site of Michigan Bluff 1101 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
  UC9469  Ranunculus orthorhynchus var. orthorhynchus Mrs. M. M. Hardy 1893-1 Placer Comment
  UCD42908  Ranunculus populago C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 276 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  CAS-BOT-BC59531  Rhamnus alnifolia H. L. Mason 1939-8-3 12200 Placer Squaw Valley 7 miles northwest of Tahoe City 1889 Comment
  JEPS41947  Rhamnus alnifolia C. F. Sonne 1886-6 44 Placer road to Tahoe; Sierra Nevada Mountains, road to Tahoe Comment
  SBBG27366  Rhamnus ilicifolia C. L. Hitchcock 1940-5-14 6371 Placer Meier Ranch, ca. 6 mi N of Colfax 762 Comment
  UCD36696  Rhamnus ilicifolia Beecher Crampton 1955-6-15 2871 Placer Head of Bunch Canyon, 0.5 mile south of U.S. Highway 40. Comment
  POM85013  Rhamnus purshiana Marcus E. Jones 1882-6-29 s.n. Placer Emigrant Gap. Comment
  UC1121927  Rhamnus rubra N. French 1933-9-14 101 Placer Greek Store Tahoe National Forest, Colfax Quad. 1676 Comment
  UC592878  Rhamnus rubra Carl B. Wolf 1930-10-11 Placer 4 mi w Emigrant Gap (w slope of Sierra Nevada); Sierra Nevada 1524 Comment
  SEINET13946366 Image available Rhamnus rubra A. A. Heller 1917-1 12736 Placer Dry gravelly ridge, Emigrant Gap, elevation 5300 ft 1615 Comment
  RSA1845  Rhamnus rubra subsp. obtusissima Carl B. Wolf 1930-10-11 1730 Placer 4 miles W of Emigrant Gap. 1372 Comment
  CAS-BOT-BC109795  Rhodiola integrifolia subsp. integrifolia John H. Thomas; Hazelle A. Thomas 1956-7-21 6117 Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento. 2377 Comment
  CAS-BOT-BC58199  Rhododendron columbianum Gordon H. True 1965-5-18 s.n. Placer Deer Creek trib. to truckee River just n. Squaw Valley. 1981 Comment
  UC22141  Rhododendron occidentale Mrs. M. M. Hardy 1893-1 Placer Placer County Comment
  JEPS127487  Ribes aureum var. aureum Steve Matson 2003-5-25 783 Placer nSNH: East ridge of Leavitt Peak, between summit and Latopie Lake. Comment
  CAS-BOT-BC108692  Ribes cereum Bethel; Posey 1920-5-23 s.n. Placer Tahoe. Comment
  UCD75745  Ribes cereum Ellen Dean, M. Starbuck,; K. Mawdsley, G. Harrington, M. Bibbo, J. Poloske 2008-7-20 5209 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, ridge between Southern Pacific RR tracks and railroad tunnel to the west of Lakeview Canyon, large turnabout/parking area with off-road vehicle use. 2207 Comment
  CHSC74094  Ribes inerme var. inerme Susi Urie 1998-8-13 98 -026 Placer Lake Tahoe Basin Management Unit- National Forest. Meadow along the south side of Ward Creek, about 1.5 mi west of Lake Tahoe and Sunnyside. 2097 Comment
  RSA0021084  Ribes inerme var. inerme Lyman Benson 1942-7-2 11248 Placer Highway junction 1 mile west of Truckee. Truckee River drainage area. 1829 Comment
  JEPS71856  Ribes lasianthum Gladys L. Smith 1972-6-20 3259 Placer from Ward Peak summit to Sherwood Forest 2590 Comment
  HSC103235  Ribes montigenum Jade Paget-Seekins 2010-7-19 49 Placer Mountains west of Lake Tahoe, up Forest Route 3 past the Ellis Peak trailhead, left onto road toward Miller Meadows. 2280 Comment
  UC79759  Ribes montigenum C. F. Sonne 1897-7-18 Placer Tinkers Knob Sierra Nevada Mountains Comment
  CAS-BOT-BC219175  Ribes nevadense A. A. Heller 1917-6-17 12725 Placer Cisco 1828 Comment
  CAS-BOT-BC219208  Ribes nevadense Geo. B. Grant 1906-7-15 s.n. Placer About Lake Tahoe 2438 Comment
  SD247441  Ribes nevadense George Helmkamp, E. A. Helmkamp 2012-9-25 19902 Placer Northern Sierra Nevada Mountains: Blue Canyon Road, 1.1 miles south of its intersection with I-80, c. 1/2 mile south of Blue Canyon-Nyack Airport (Blue Canyon 7.5'Q) 1473 Comment
  UC1127483  Ribes nevadense N. French 1933-9-14 102 Placer Greek Store Tahoe National Forest, Colfax Quadrangle Comment
  UCD41252  Ribes nevadense Ellen Dean; Art Shapiro, Adrienne Shapiro 2003-5-12 1708 Placer Dutch Flat area, north of Hwy 80 near Alta Exit. Along Drum Powerhouse Road, about 2.5 road miles from Main St. 1066 Comment
  RSA0023139  Ribes nevadense Wm. Martin 1971-9-10 20263 Placer Blue Canyon Creek, 2 miles south of Ranger Station, Tahoe Natl. Forest. Comment
  UCD22362  Ribes roezlii Rex Palmer 1979-5-26 N 21 Placer Headwaters basin area of the North Fork of the American River. 1950 Comment
  SEINET5339779  Ribes roezlii P. A. Lehenbauer 1932-6-12 s.n. Placer Reclamation Camp, Tahoe City Comment
  CAS-BOT-BC186208  Ribes roezlii var. roezlii Miss. T. V. Raphael 1923-7-6 s.n. Placer Cisco Comment
  SEINET5339786  Ribes sanguineum J. Ridley 1959-4-19 26 Placer 1 mi. east of Baxter along small stream bank on south side of Highway 40 1219 Comment
  CAS-BOT-BC168770  Ribes viscosissimum L. S. Smith 1925-9-16 1735 Placer Blackwood Canyon Sec. 4 along road 1981 Comment
  CAS-BOT-BC168772  Ribes viscosissimum Margaret Williams 1974-8-8 74 -P1-15 Placer Murphy's Meadow, 5 miles southeast of Hirschdale - Sierra Nevada 2316 Comment
  HSC103187  Ribes viscosissimum Jade Paget-Seekins 2010-7-19 50 Placer Mountains west of Lake Tahoe, up Forest Route 3 past the Ellis Peak trailhead, left onto road toward Miller Meadows. 2280 Comment
Read comments
Mar 8 2016
  RSA0020912  Ribes viscosissimum N. H. French 1934-6-22 453 Placer 0.5 mile W of Lake Dulzura. 2134 Comment
  SEINET5339885  Ribes viscosissimum M. J. Williams 1974-8-8 74 -PL-14 Placer Murphy`s Meadow, 5 miles SW of Hirschdale 2316 Comment
  UCR250068  Robinia pseudoacacia George K. Helmkamp, Mary Alice Barnes 2013-5-3 20490 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
  RSA0009355  Rorippa curvisiliqua Marcus E. Jones 1882-7-1 s.n. Placer Emigrant Gap. Comment
  CAS-BOT-BC74862  Rorippa subumbellata Ira L. Wiggins 1933-8-21 6786 Placer Shores of Lake Tahoe, near Tahoma. Comment
  CAS-BOT-BC146869  Rosa rubiginosa Saichi Kawahara 1969-5-24 841 Placer North side of bend on Colfax-Iowa Hill Road, 1 mile west of Iowa Hill 865 Comment
  CAS-BOT-BC147019  Rosa woodsii subsp. ultramontana W. R. Dudley 1909-8-23 s.n. Placer Tahoe Tavern, Lake Tahoe Comment
  CAS-BOT-BC133118  Rosaceae Saichi Kawahara 1969-7-6 1428 Placer On hill with old cabin, Henderson Ranch, east bank of Indian Creek 999 Comment
  UCD114020  Rubus armeniacus G. L. Stebbins Jr. 1952-6-22 5095 Placer Along southeast bank of American River, 1/4 mile north of bridge of road to Iowa Hill, 2 miles southeast of Colfax. 350 Comment
  SEINET7705258  Rubus bifrons W. Priest 1956-4-16 s.n. Placer U.S. Hwy. 40, just W of Bbaxter. 1067 Comment
  POM366398  Rubus discolor Wm. Martin 1971-9-10 20214 Placer 1 mile east of Weimar on Hwy 80 610 Comment
  UCD113781  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
  UCR191061  Rubus glaucifolius George 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
  RSA0009766  Rubus glaucifolius Marcus E. Jones 1882-6-28 3309 Placer Emigrant Gap. Comment
  POM366409  Rubus parviflorus Wm. Martin 1971-9-10 20283 Placer Blue Canyon Creek, 2 miles south of Ranger Station, Tahoe Natl. Forest. Comment
  UCD22284  Rubus parviflorus Beth Lowe Corbin 1982-8-4 205 Placer Hill 1/8 mile W of Onion Creek Campground. S facing slope, 50% inclination. Partial sun. Uncommon. Brushy opening in white fir forest, in deep conifer duff over fine, sandy, granitic soil. Subshrub 10 inches tall. Flowers white. 1853 Comment
  CAS-BOT-BC110491  Rumex Saichi Kawahara 1969-5-25 1008 Placer Mel Henderson Ranch, east bank of Indian Creek. 987 Comment
  SEINET10537712  Rumex Mary Susan Taylor 1975-5-10 Taylor 573 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; with Tunica prolifera, Toxicodendron diversilobum, Plantago lanceolatum. With Kevin Marsh. 213 Comment
  JEPS126333  Rumex acetosella Steve Matson 1997-7-24 123 Placer Tahoe north shore; Snow Creek Watershed, Tahoe Vista/Kings Beach; dirt road extension of North Ave. heading west. Comment
  POM308874  Rumex acetosella Betty J. Jorgensen 1944-7-23 533 Placer Near Soda Springs. Comment
  RSA715287  Rumex acetosella George K. Helmkamp 2005-9-30 9941 Placer Northern High Sierra Mtns: Hampshire Rocks Road S of the I80 Rainbow exit (2 miles E of Cisco Grove) 1805 Comment
  CDA37171  Rumex acetosella CDFA Staff 1975-4-17 s.n. Placer Loomis; David Takagishi property, northeast of the junction of Sierra College Blvd. & Interstate 80. 0 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
  JEPS73006  Rumex salicifolius var. denticulatus Gladys L. Smith 1972-6-18 3137 Placer meadow across from Alpine Meadows Lodge 2072 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
  CAS-BOT-BC267073  Sagittaria L. R. Abrams 1917-9-15 6761 Placer 3-5 miles above Auburn Comment
  SEINET5335636  Sagittaria latifolia R. D. Olsen 1949-5-14 15 Placer stream crossing, U.S. highway 40, Roseville city limit 61 Comment
  CAS-BOT-BC132674  Salix John H. Thomas; Hazelle A. Thomas 1956-7-21 6127 Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento 2377 Comment
  CAS-BOT-BC103549  Salix eastwoodiae W. R. Dudley 1900-6-1 5084 Placer Donner Pass Road by Donner Lake Comment
  CAS-BOT-BC103553  Salix eastwoodiae W. R. Dudley 1900-6-14 5080 Placer Grade between Donner Lake and Summit Comment
  CAS-BOT-BC103560  Salix eastwoodiae W. R. Dudley 1900-6-19 5280 Placer woods west of Independence Hotel Comment
  CAS-BOT-BC103605  Salix eastwoodiae W. R. Dudley 1900-6-14 5056 Placer Road from Donner Lake to Summit Comment
  CHSC74263  Salix eastwoodiae Susi Urie; Eric Schroder 1998-9-11 98 -333 Placer Lake Tahoe Basin--National Forest. Antone Meadows; along Burton Creek, about 2.1 mi northwest of Lake Tahoe. 2072 Comment
  CAS-BOT-BC103562  Salix eastwoodiae W. R. Dudley 1900-6-14 5097 Placer East of hotel at Summit, Nevada-Placer Co. line Comment
  CHSC9628  Salix geyeriana E. L. Smith 1971-7-27 1000 Placer At Martis Valley ca. 11 km se of Truckee. 1800 Comment
  UC1786423  Salix geyeriana Edward L. Smith 1965-6-7 677 Placer Maris Valley, 6 miles se of Truckee 1828 Comment
  UCD110810  Salix geyeriana E. L. Smith 1965-6-7 676 Placer Martis Valley, 6 miles southeast of Truckee. 1828 Comment
  RSA129736  Salix geyeriana var. argentea H. S. Yates 1934-6-29 3917 Placer Near Tahoe City. 1921 Comment
  CAS-BOT-BC107851  Salix gooddingii Gordon H. True 1968-7-30 4455 Placer Just east of Rocklin, on Rocklin Road 76 Comment
  CDA39533  Salix gooddingii H. H. Keifer 1956-7-14 s.n. Placer Rocklin. 0 Comment
  CAS-BOT-BC108211  Salix hindsiana David D. Keck 1933-6-1 2436 Placer 1 mile south of Loomis on road to Rocklin Comment
  CAS-BOT-BC106878  Salix jepsonii W. R. Dudley 1900-6-14 5072 b Placer Woods between Donner Lake and Summit Comment
  CAS-BOT-BC106952  Salix laevigata Gordon H. True 1971-5-26 6537 Placer northern limits of Lincoln 48 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-BC125295  Salix lasiandra var. lasiandra W. R. Dudley 1900-6-29 5798 Placer Near Fish Hatchery, Tahoe City Comment
  UC532214  Salix lasiolepis Herbert F. Copeland 1935-3-17 Placer near Gold Run (along creek) Comment
  UCD111642  Salix lasiolepis Michael Persichetty 2007-6-5 1 Placer Alta. North side of Spaulding Point. 1219 Comment
  CAS-BOT-BC128470  Salix lasiolepis var. lasiolepis Gordon H. True 1968-7-9 4296 Placer East of Sheridan, 5.5 miles west of Camp Far West Reservoir Comment
  CAS-BOT-BC128472  Salix lasiolepis var. lasiolepis W. R. Dudley 1909-8-16 s.n. Placer Monte Vista, Dutch Flat Comment
  CAS-BOT-BC124757  Salix lemmonii W. R. Dudley 1900-6-14 5096 Placer East of hotel at Summit Comment
  CAS-BOT-BC124777  Salix lemmonii W. R. Dudley 1900-6-14 5123 a Placer Flat north of Lake Mary, near Summit Comment
  CAS-BOT-BC124780  Salix lemmonii W. R. Dudley 1900-6-12 51010 Placer Meadow east side of Donner Lake Comment
  CAS-BOT-BC124782  Salix lemmonii A. A. Heller 1917-6-19 12733 Placer Emigrant Gap 1615 Comment
  CHSC9584  Salix lemmonii E. L. Smith 1971-6-16 958 Placer In meadow at Tahoe Vista, e city limits near King's Beach. 580 Comment
  RSA28829  Salix lemmonii A. A. Heller 1917-6-19 12735 Placer Emigrant Gap. 1616 Comment
  SEINET10412519  Salix lemmonii T. C. Frantz 1951-4-22 s.n. Placer 5 miles E of Truckee. Comment
  CAS-BOT-BC128233  Salix lucida W. R. Dudley 1900-6-15 5132 Placer Between Summit and Soda Springs Station, Nevada-Placer Co. line. Comment
  CHSC74124  Salix lucida subsp. lasiandra Susi Urie 1998-8-19 98 -084 Placer Lake Tahoe Basin--National Forest. About 0.2 mi north of Lake Tahoe. Between Kings Beach and Tahoe Vista. 1901 Comment
  UCR120232  Salix lucida subsp. lasiandra George K. Helmkamp, E. A. Helmkamp, A. Kerchner 1999-6-30 5066 Placer Northern Sierra Nevada Range, Truckee River, c. 4 mi upstream from Lake Tahoe; 1.1 mi south of Squaw Valley Road 1860 Comment
  CAS-BOT-BC129077  Salix scouleriana W. R. Dudley 1900-6-14 5074 Placer Road overlooking Donner Lake Comment
  CAS-BOT-BC129080  Salix scouleriana W. R. Dudley 1900-6-1 5281 Placer Woods west of Independence Hotel Comment
  POM107208  Salix scouleriana Marcus E. Jones 1882-7-1 3488 Placer Emigrant Gap. Comment
  UCD40937  Salvia sonomensis Sook Hong 1989-5-20 12 Placer Bush area in the pine forest at the base of the waterfalls. 731 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-BC238836  Sambucus nigra subsp. caerulea Margaret Williams 1974-8-8 74 -Pl-27 Placer Murphy's Meadow, 5 miles southeast of Hirschdale 2316 Comment
  CAS-BOT-BC235195  Sambucus racemosa var. racemosa A. A. Heller 1916-8-13 12903 Placer Summit hotel 2133 Comment
  SD235013  Sanguisorba minor subsp. muricata G. K. Helmkamp, E. A Helmkamp 2007-9-14 12959 Placer Northern Sierra Nevada Mountains: along Mosquito Ridge Road 0.4 mile east of Foresthill (Foresthill 7.5' Q) 942 Comment
  UC174164  Sanicula graveolens C. F. Sonne 1886-6-6 Placer Sierra Nevada Mountains, road to Tahoe Sierra Nevada Mountains Comment
  SD247300  Sanicula tuberosa George K. Helmkamp, E. A. Helmkamp 2012-6-19 19246 Placer Northern Sierra Nevada Mountains: Robinson's Flat, 27 miles east of Forest Hill at the end of Forest Hill Road. 2040 Comment
  UCD21591  Sanicula tuberosa E. Dean; M. Starbuck, C. Tresan, S. Tresan 2002-7-30 1254 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. 2200 Comment
  SEINET11160310  Sanicula tuberosa L. L. Killinger 1962-3-17 s.n. Placer North Fork American River, 3 miles E of Auburn. 396 Comment
  UCR120247  Sarcodes sanguinea George K. Helmkamp, E. A. Helmkamp, A. Kerchner 1999-6-29 5037 Placer Northern Sierra Nevada Range, N of Hwy I-80 at west exit to Donner Lake; opening to Negro Canyon 2134 Comment
  CAS-BOT-BC466211  Sarcodes sanguinea Elizabeth Parsons Hawver 1911-6-1 s.n. Placer Lake Tahoe Region: Aspen Grove Comment
  CAS-BOT-BC436848  Saxifraga Saichi Kawaha 1969-7-6 1459 Placer Mel Henderson Ranch, east bank of Indian Creek 999 Comment
  SEINET12220593  Saxifraga bryophora C. F. Sonne 1884-1 89 Placer above Coldstraw Comment
  UCR250648  Saxifraga californica George K. Helmkamp, Mary Alice Barnes 2013-4-18 20376 Placer Northern Sierra Nevada Mtns Foothills, Iowa Hill Road, 1.8 miles west of the bridge over North Fork American River, 0.6 mi. (airline) east of I-80 at Colfax 544 Comment
  JEPS82985  Saxifraga ferruginea G. L. Stebbins 1970-4-4 6988 Placer 1/2 mi e of North Fork American River (Shirttail Canyon, on road to Colfax to Forest Hill); Shirttail Canyon 457 Comment
Read comments
Oct 6 2009
  JEPS47490  Saxifraga nidifica var. nidifica C. F. Sonne 1886-6-6 90 Placer road to Tahoe; Sierra Nevada Mountains Comment
  UC115054  Saxifraga odontoloma C. F. Sonne 1897-8-14 Placer canyon above Coldstream; Sierra Nevada Mountains Comment
  POM90720  Saxifraga tolmiei C. F. Sonne 1885-8-23 s.n. Placer Tinker Knob. 2896 Comment
  UCD32812  Schedonorus pratensis Beecher Crampton 1964-7-21 7122 Placer Placer County, Cisco Grove, US Hwy. 40. 1722 Comment
  UCD21844  Scirpus congdonii Rex Palmer 1979-6-20 N 286 Placer Headwaters basin area of the North Fork of the American River Comment
  CAS-BOT-BC243506  Scribneria bolanderi G. L. Stebbins 1978-5-28 7896 Placer East end of Ralston Ridge 1554 Comment
  UCD92488  Scribneria bolanderi Beecher Crampton 1954-5-14 1901 Placer 2 miles northwest of Roseville, Diamond K Ranch. Comment
  UCR146679  Scribneria bolanderi Beecher Crampton 1954-5-14 1901 Placer Sacramento Valley, 2 miles northwest of Roseville; Diamond K Ranch 46 Comment
  JEPS11416  Scrophularia californica subsp. floribunda R. F. Hoover 1939-5-10 4088 Placer 2 mi e Lincoln Comment
  UC565461  Scutellaria californica Herbert L. Mason 1926-5-26 3274 Placer 5 mi above Auburn Comment
  UCD22013  Scutellaria californica Beth Lowe Corbin 1982-8-2 164 Placer Onion Creek campground. In dry drainageway, of fine, sandy, granitic soil. Perennial herb with creme white flowers. Mostly sun. South facing slope. Relatively abundant in 1 localized area. 1841 Comment
  CAS-BOT-BC64208  Sedum obtusatum subsp. obtusatum John H. and Hazelle A. Thomas 1956-7-21 6225 Placer Vicinity of Donner Pass, about 80 mi NE of Sacramento. Sierra Nevada 2377 Comment
  SEINET8552381  Sedum oreganum subsp. oreganum P. B. Kennedy 1901-8-21 424 Placer Middle Fork of American River. Comment
  CAS-BOT-BC59086  Sedum spathulifolium Marcus E. Jones 1882-6-30 3345 Placer Emigrant Gap Comment
  UCD102066  Sedum spathulifolium J. F. Addicott 1965-5-4 80 Placer 1 mile from Colfax on road to Owl Hill. 609 Comment
  SD95201  Sedum spathulifolium J. F. Addicott 1965-5-4 80 Placer 1.0 mile from Colfax on road to Owl Hill. 609 Comment
  RSA684431  Selaginella hansenii Viola N. Poole 1932-05 324 Placer Shirt-tail Canyon. 762 Comment
  CAS-BOT-BC69046  Selaginella watsonii G. Ledyard Stebbins 1969-11-30 6980 Placer Sierra Nevada - American River Canyon 0.5 mile n. of bridge on Colfax - Iowa Hill Road 381 Comment
  UCD21788  Senecio Rex Palmer 1979-6-9 N 162 Placer Headwaters basin area of the North Fork of the American River 2255 Comment
  RSA0013335  Senecio aronicoides C. L. Hitchcock 1940-5-7 6337 Placer 1 mile west of Baxter Comment
  CAS-BOT-BC363911  Senecio integerrimus var. exaltatus Lewis S. Rose 1940-5-29 40422 Placer Cisco 1737 Comment
  UC148927  Senecio integerrimus var. major H. M. Hall 1910-7-1 8729 Placer Cisco Sierra Nevada Mountains 1828 Comment
  JEPS71796  Senecio integerrimus var. major Gladys L. Smith 1972-6-20 3258 Placer from Ward Peak Sherwood Forest 2590 Comment
  RSA473091  Senecio triangularis Wm. Martin 1971-9-10 20266 Placer Blue Canyon Creek, 2 miles south of Ranger Station, Tahoe Natl. Forest. Comment
  UCD15160  Senecio vulgaris Phyllis Adams 1982-4-24 9 Placer near the town of Auburn, in the American River Canyon, at the end of Flood Road; 441 Comment
  UCD38937  Sericocarpus oregonensis subsp. californicus Beecher Crampton 1961-9-27 6020 Placer Blue Canyon. 1430 Comment
  CAS-BOT-BC364758  Sericocarpus oregonensis subsp. californicus L. R. Abrams 1917-9-15 6762 Placer Near Dutch Flat Comment
  CDA2406  Setaria faberi K. Stark 1974-11-6 Placer Taylor Road, Loomis. 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
  UC1261252  Setaria faberi G. D. Barbe 1974-11-26 1984 Placer s.e. corner Newcastle Rd. & Brenner Rd. Newcastle Comment
  CDA37687  Setaria faberi Breckenridge 2004-6-2 s.n. Placer Loomis, along Taylor Road. 0 Comment
  RSA252693  Setaria faberi G. D. Barbe 1974-11-26 1984 Placer Southeast corner Newcastle Road and Brenner Road, Newcastle. Comment
  HSC26233  Setaria pumila Thomas W. Nelson 1972-11-25 706 Placer Beside Del Oro Rd., near Roseville, Ca Comment
  CAS-BOT-BC240201  Setaria viridis G. D. Barbe 1974-11-26 1985 Placer Fence line along Barton Road at Eureka Road, northwest corner, east of Roseville Comment
  UC889388  Sherardia arvensis C. L. Hitchcock 1940-5-7 6352 Placer ca 1 mi w Baxter Comment
  CAS-BOT-BC213131  Sidalcea Catherine Best 1981-8-2 s.n. Placer Above French Meadow Reservoir, Sierra Nevada Comment
  JEPS67207  Sidalcea glaucescens C. F. Sonne 1888-7-29 42 Placer road near Lake Tahoe; Sierra Nevada Mountains, nr Lake Tahoe Comment
  UC662663  Sidalcea glaucescens L. S. Rose 1941-7-14 41314 Placer Homewoods , Homewood (Lake Tahoe) 1900 Comment
  UCD21588  Sidalcea glaucescens E. Dean; M. Starbuck, C. Tresan, S. Tresan 2002-7-30 1251 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
  UCR207124  Sidalcea glaucescens George K. Helmkamp, E. A. Helmkamp 2009-7-16 15221 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
  JEPS67226  Sidalcea glaucescens L. S. Smith 1925-6-27 1658 Placer Ward Creek runs into Lake Tahoe 2 mi s of head Truckee River; Tahoe Nat'l Forest, Ward Creek 1920 Comment
  UCD116732  Sidalcea hartwegii Robert A. Christison 1960-5-8 61 Placer junction of State Highway 49 and turnoff to Foresthill. 91 Comment
  POM260018  Sidalcea malviflora subsp. asprella C. L. Hitchcock 1940-5-7 6338 Placer 1 mile west of Baxter Comment
  CHSC73958  Sidalcea oregana subsp. spicata Susi Urie 1998-9-1 98 -186 Placer Large meadow below Hwy 28, between the highway and Lake Forest Road; about 0.3 mi north of Lake Tahoe. 1908 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
  CHSC74100  Sidalcea oregana subsp. spicata Susi Urie 1998-8-11 98 -006 Placer About 0.5 mi north of Ward Creek, along a small tributary; about 2 mi west of Lake Tahoe and Sunnyside. 2097 Comment
  CHSC74234  Sidalcea oregana subsp. spicata Susi Urie; Eric Schroder 1998-9-8 98 -292 Placer Meadow complex on north side of Ward Creek about 3.1 mi west of Lake Tahoe and Sunnyside. 2017 Comment
  CHSC9527  Sidalcea oregana subsp. spicata J. F. Goodwin 1971-7-11 167 Placer 20 ft. south of Hwy. 267 in open meadow, 7.3 mi. east of Truckee. 2103 Comment
  JEPS126280  Sidalcea oregana subsp. spicata Steve Matson 2002-6-29 535 Placer Tahoe north shore: Snow Creek Watershed, Tahoe Vista/Kings Beach; main meadow next to pond near Highway 28. Comment
  JEPS127466  Sidalcea oregana subsp. spicata Steve Matson 2003-6-29 817 Placer nSNH; Martis Valley, about 4 miles SE of Truckee; Martis Creek Wildlife Area. Comment
  SBBG117216  Sidalcea oregana subsp. spicata B. Crampton 1972-7-26 8838 Placer Carpenter Flat, E of Emigrant Gap 1615 Comment
  UCD150578  Sidalcea oregana subsp. spicata James A. Neilson Jr. 1972-8-10 2705 Placer Tahoe Basin, Lower Ward Valley. 1981 Comment
  UCD43225  Sidalcea oregana subsp. spicata C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-13 594 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  JEPS59422  Sidalcea oregana subsp. spicata Ezra Brainerd and Viola B. Baird 1915-7-22 142 Placer along R.R. (Bear Rock Camp); Sierra Nevada Mts., Bear Rock Camp 1889 Comment
  RSA0074176  Sidalcea oregana subsp. spicata Fay A. MacFadden 1934-8-10 12840 Placer Cisco. 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
  SEINET8726854 Image available Sidalcea spicata Lewis S. Rose 1937-1 37614 Placer Tahoe Vista 1905 Comment
  CAS-BOT-BC178688  Silene John H. Thomas; Hazelle A. Thomas 1956-7-21 6115 Placer Vicintiy of Donner Pass, about 80 miles northeast of Sacramento - Sierra Nevada 2377 Comment
  SCFS1208  Silene E. Krimmel 2013-6-29 Placer NFAm. Painted Rock Trail. Off s. slope near top. Comment
  SEINET5726595 Image available Silene californica J. F. Addicott 1965-1 55 Placer on east side of Interstate Highway 80, .3 mile north of Colfax.; Colfax 732 Comment
  SD243117  Silene douglasii George K. Helmkamp, E. A. Helmkamp 2010-8-14 16772 Placer Northern Sierra Nevada Mountains: American Hill Road (Forest Route 13), 4.7 miles south of its junction with Foresthill Road and just south of a creek crossing (Duncan Peak 7.5'Q) 1552 Comment
  POM89175  Silene douglasii var. douglasii Katherine Brandegee 1917-08 s.n. Placer Cisco Comment
  CHSC33399  Silene laciniata subsp. californica Michael P. Crivello 1979-4-11 Placer S facing slope 300 yards n of confluence of North and Middle Forks of the American River. 2.5 mi. nne Auburn. 274 Comment
  UCD150319  Silene menziesii James A. Neilson Jr. Date unknown 1669 Placer Tahoe Basin, Lower Ward Creek, Section 232 C. 2011 Comment
  UCD150312  Silene vulgaris James A. Neilson Jr. 1970-8-1 1689 Placer Tahoe Basin, Tahoe City. 1901 Comment
  JEPS126414  Sisymbrium altissimum Steve Matson 2002-7-7 557 Placer Tahoe north shore; Snow Creek watershed, Tahoe Vista/Kings Beach; on west side of pond near Highway 28. Comment
  SACT002223  Sitanion hystrix D. Meyer 1983-7-16 Placer 1853.18 Comment
  SACT002226  Sitanion hystrix D. Meyer 1983-9-10 Placer Collected at west end of meadow near parking lot, moist streambank and meadow. 1879.0 Comment
  SACT002228  Sitanion hystrix D. Meyer 1983-6-25 Placer 1636.0 Comment
  SACT002234  Sitanion hystrix Michael Baad 1976-7-17 Placer 0.5 mile west of Alpine Meadows Ski Resort on trail to Five Lakes, southeast corner of northeast corner. 2072.0 Comment
  SACT002239  Sitanion hystrix D. Meyer 1983-7-30 Placer Moist areas on both sides of road. 2072.64 Comment
  SACT002252  Sitanion jubatum D. Meyer 1984-6-23 Placer 3 km from I80 Frontage Road. 978.0 Comment
  CDA36811  Solanum elaeagnifolium D. B. Joley Sep 1976 1 Placer Sierra College Blvd. and Douglas Blvd., southwest corner. 0 Comment
  SDSU11161  Solanum parishii P. A. Munz 1951-5-2 2109 Placer 457 Comment
  UC579834  Solanum umbelliferum Annetta Carter 1937-4-25 1250 Placer about 6 mi se of Loomis (on the road from Folsom to Auburn) Comment
  SEINET6186039  Solanum umbelliferum D. Erskine 1941-4-13 30 Placer American River Canyon, between Auburn and Folsom 183 Comment
  JEPS71535  Solanum xanti Gladys L. Smith 1972-6-21 3283 Placer roadbank going into Alpine Meadows 2072 Comment
  SEINET4560809  Solidago canadensis subsp. elongata George K. Helmkamp, E. A. Helmkamp 2010-1 17027 Placer Northern Sierra Nevada Mountains Foothills: along Forest Route 24 at Parker Flat and Beside Forbes Creek, 1.9 miles east (airline) of the Sugar Pine reservior dam 1180 Comment
  SEINET11801715  Solidago canadensis var. salebrosa L. S. Rose 1938-1 38268 Placer Truckee River, 3 mi NW of Tahoe City 1829 Comment
  CAS-BOT-BC365505  Solidago elongata H. M. Hall 1910-7-10 8749 Placer Sierra Nevada Mountains. Cisco 1828 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
  OBI49197  Solidago elongata Lewis S. Rose 1938-9-14 38268 Placer Truckee River, 3 mi NW of Tahoe city 1829 Comment
  UC579497  Solidago elongata H. S. Yates 1934-6-29 3900 Placer near Tahoe City; Truckee Quad. Comment
  UCD83589  Solidago elongata Albert Grigarick 2009-8-7 158 Placer Shirley Creek Trail, between Squaw Valley Resort and Shirley Lake. 1938 Comment
  UC579222  Solidago velutina subsp. californica G. T. Nordstrom 1934-6-21 130 Placer 4/10 mi w by nw Mammoth Springs; Colfax Quad. Comment
  UC147612  Sonchus oleraceus Miss Harriet A. Walker 1908-6-27 1330 Placer Blue Canyon 1432 Comment
  CAS-BOT-BC157302  Sorbus californica Dr. Kellogg 1870-7-9 s.n. Placer Summit Comment
  UC1128678  Sorbus californica N. French 1934-6-13 408 Placer Lock Leven Lake; Tahoe National Forest 2042 Comment
  SACT002283  Sorghum halepense Josephine Van Ess 1976-6-11 Placer Collected 1.3 miles west of Watt Ave. Bank of rice field. 21.3 Comment
  RSA407380  Sparganium angustifolium Lyman Benson 1932-7-31 4014 Placer Donner Lake; Sierra Nevada; Truckee River watershed. 1890 Comment
  UC511316  Sparganium angustifolium Lyman Benson 1932-7-31 4014 Placer Donner Lake Sierra Nevada, Truckee River (Truckee River watershed) 1889 Comment
  CAS-BOT-BC389927  Spergula arvensis Beecher Crampton 1977-3-8 9452 Placer S.W. of Lincoln along Fiddyment road Comment
  UCSC000265  Spergularia rubra Harriet A. Walker 2008-7-25 1402 Placer in sand near Yuba river - Cisco Comment
  UCD43883  Sphenosciadium capitellatum C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-9 1249 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  UCR179197  Sphenosciadium capitellatum Rex Palmer 1979-1 N- 895 Placer Sierra Nevada Mtns., Headwaters Basin Region of the North Fork of the American River [vicinity of The Cedars, NW of Squaw Valley, south of Norden] 2134 Comment
  UCR241356  Spiraea densiflora George K. Helmkamp, Mary Alice Barnes, E. A. Helmkamp 2012-9-8 19819 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
  UCD93119  Sporobolus cryptandrus Beecher Crampton 1967-7-26 8156 Placer 1 mile W of Gold Run on Interstate Hwy. 80W. 914 Comment
  SEINET3163883  Spraguea umbellata H. A. Walker 1908-6-23 1207 Placer Blue Canon Station, in the Sierra Nevada 1470 Comment
  UCD43327  Stachys rigida subsp. rivularis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-12 695 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  CAS-BOT-BC391177  Stellaria longipes subsp. longipes Peter Rubtzoff; Edward W. Colson 1976-7-7 8733 Placer Lake Norden 2063 Comment
  CHSC74082  Stellaria longipes var. longipes Susi Urie 1998-8-13 98 -031 Placer Lake Tahoe Basin--National Forest. Meadow along the south side of Ward Creek, about 1.5 mi west of Lake Tahoe and Sunnyside. 2097 Comment
  SEINET5337367  Stellaria media L. Killinger 1962-3-17 s.n. Placer 3 miles east of Auburn on north fork of American River. 396 Comment
  UC1563938  Stellaria nitens Barbara Ertter with David Thompson 1989-4-8 8175 Placer near Auburn State Recreation Area entrance (Iowa Creek Road, ca 2 mi from I-80, at creek crossing) 518 Comment
  CAS-BOT-BC375011  Stenotus acaulis John Thomas Howell 1943-7-26 18838 Placer Mt. Lincoln Comment
  JEPS31313  Stenotus acaulis Leland S. Smith 1928-7-18 2483 Placer Ward Peak among rocks. (see field label in pocket) 2438 Comment
  JEPS71597  Stenotus acaulis Gladys L. Smith 1972-8-25 3412 Placer West facing slope below Watson Monument, tr. to Granite Chief 2560 Comment
  JEPS72173  Stenotus acaulis Gladys L. Smith 1972-6-20 3214 Placer Ward Peak in gravel on open plateau about terminus of Summit Chairlift 2621 Comment
  POM51448  Stenotus acaulis Herbert McLean Evans 1920-7-22 s.n. Placer Ralston Ridge. Sierra Nevada. Comment
  UCD50255  Stephanomeria lactucina A. M. Shapiro 2004-7-21 s.n. Placer near Soda Springs. 2133 Comment
  UCR233397  Stephanomeria lactucina George K. Helmkamp, E. A. Helmkamp 2011-8-26 18176 Placer Northern Sierra Nevada Mountains, Robinson Flat, 0.1 mile south of the campground at Forest Hill Road 2061 Comment
  POM292647  Stephanomeria lactucina Lyman Benson 1932-7-31 4027 Placer Twin Peaks Road, Sierra Nevada, Lake Tahoe watershed. 1951 Comment
  SACT002322  Stipa californica D. Meyer 1983-6-25 Placer 1418.0 Comment
  SACT002330  Stipa californica D. Meyer 1984-7-8 Placer Roadside 1758.0 Comment
  UCR209730  Stipa californica George K. Helmkamp, E. A. Helmkamp 2009-8-12 15451 Placer Sierra Nevada Mountains, Forest Hill Road at Robinson Flat, 27 miles northeast of the city of Foresthill 2061 Comment
  SACT002343  Stipa columbiana Michael Baad 1983-7-23 Placer Collected south of airport along northeast side of Highway 267 1767.84 Comment
  SD279  Stipa eminens Unknown May 1914 13 40 Placer Cisco. Comment
  SACT002356  Stipa lemmonii Michael Baad 1977-6-2 Placer 8.5 miles southwest of junction of Deadwood Road. 666.0 Comment
  SACT002358  Stipa lemmonii Michael Baad 1976-6-17 Placer Collected on flood plain at Royale Gorge- Wabena Creek to Wildcat Canyon. Comment
  SACT002382  Stipa occidentalis Michael Baad 1976-8-4 Placer Collected on trail at end of jeep road, 2 miles east of Talbot Camp. Northeast of Mildred Ridge 1975.0 Comment
  OBI20100  Stipa occidentalis var. californica David J. Keil 1978-7-23 12949 Placer Cisco Grove exit from I-80, just E of Nevada Co. line 1768 Comment
  OBI20289  Stipa occidentalis var. californica Robert F. Hoover 1967-9-7 10854 Placer Antone Meadow Comment
  CAS-BOT-BC87765  Streptanthus tortuosus Lewis S. Rose 1940-5-29 40415 Placer 3 miles northeast of Emigrant Gap. 1676 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
  UC1126974  Streptanthus tortuosus N. French 1934-5-24 360 Placer N. Fork of N. Fork American River Tahoe National Forest, Colfax Quadrangle 1341 Comment
  UCD22381  Streptanthus tortuosus Beth Lowe Corbin 1982-8-11 320 Placer 1 3/4 miles SW of Onion Creek Campground. SE facing slope, 45% incline. Occasional. Full sun. Open, rock outcrop in montane chaparral. Flowers dried, whitish. 1920 Comment
  POM95334  Streptanthus tortuosus Marcus E. Jones 1902-6-28 s.n. Placer Emigrant Gap. Comment
  UC1126975  Streptanthus tortuosus var. orbiculatus B. Bolt 1934-7-11 98 Placer Cascade Lakes Tahoe National Forest, Truckee Quadrangle Comment
  UCR208574  Styrax officinalis var. redivivus George K. Helmkamp, E. A. Helmkamp 2009-5-7 14606 Placer Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 4.4 miles east of its junction with Forest Hill Road in Foresthill 805 Comment
  CAS-BOT-BC245859  Symphoricarpos Saichi Kawahara 1969-5-24 837 Placer Slope overlooking the north fork of the American River on the Colfax-Iowa Hill Road between Dinner Tree and Windy Point 585 Comment
  UCD137400  Symphoricarpos Beth Lowe Corbin 1982-8-3 199 Placer Hill west of Onion Creek Campground. 1853 Comment
  CAS-BOT-BC236445  Symphoricarpos mollis H. D. Ripley; R. C. Barneby 1948-7-13 9823 Placer SW of Emigrant Gap 1676 Comment
  CHSC9531  Symphoricarpos mollis J. F. Goodwin 1971-7-10 159 Placer Approx. 1 mi west of Lake Tahoe at end of Old County Road, 2.3 mi SW of Cornelian Bay. 1981 Comment
  CAS-BOT-BC97858  Symphyotrichum eatonii John Thomas Howell 1943-7-25 18814 Placer West side of Donner Pass near Norden 2133 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-BC98480  Symphyotrichum spathulatum H. M. Hall 12888 Placer Summit Station 2121 Comment
  CAS-BOT-BC98525  Symphyotrichum spathulatum Catherine Best 1981-8-1 s.n. Placer Big Meadow, about 3 miles south of French Meadows - Sierra Nevada 1600 Comment
  JEPS126297  Symphyotrichum spathulatum Steve Matson 1997-7-17 102 Placer Tahoe north shore; Snow Creek Watershed, Tahoe Vista/Kings Beach; Middle Fork Snow Creek above golf course along trails. Comment
  UCD44596  Symphyotrichum spathulatum C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 1962 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  UCD75946  Symphyotrichum spathulatum Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5187 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
  UC1544811  Symphyotrichum spathulatum Almut G. Jones 1986-8-27 7282 Placer n of, along Hwy. 89 near junction to Squaw Valley Ski area Tahoe City 2100 Comment
  UC65315  Symphyotrichum spathulatum P. B. Kennedy and S. B. Doten 1901-8-19 418 Placer 7 mi from French Meadows Comment
  CAS-BOT-BC98877  Symphyotrichum spathulatum var. intermedium Fay A. Mac Fadden 1934-7-26 12868 Placer Red Mt. Comment
  CHSC73923  Symphyotrichum spathulatum var. spathulatum Susi Urie 1998-8-26 98 -103 Placer Eastern end of Page Meadows; about 1.5 mi west of Lake Tahoe and Sunnyside. 2121 Comment
  OBI20155  Symphyotrichum spathulatum var. spathulatum David J. Keil 1978-7-23 12923 Placer Cisco Grove exit from I-80, just E of Nevada Co. line 1768 Comment
  UCD43046  Symphyotrichum spathulatum var. spathulatum C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-19 415 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  UCD44631  Symphyotrichum spathulatum var. spathulatum C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 1997 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  CAS-BOT-BC221924  Taeniatherum caput-medusae John Thomas Howell; Gordon H. True 1971-5-26 47617 Placer Northern limits of Lincoln 48 Comment
  CHSC68043  Taraxacum officinale James D. Jokerst 1986-7-13 2700 Placer Trail from the Cedars, high Sierra Nevada SW of Donner Lake, camp area. Comment
  UCD21791  Taraxacum officinale Beth Lowe Corbin 1982-8-20 399 Placer 3/4 mile NW of Onion Creek campground. In fine, sandy, damp soil along old road through meadow. Ray flowers yellow. Milky sap. Partial sun. SW facing slope, 15% incline. 2072 Comment
  NY17479  Taxus brevifolia F. A. MacFadden 1934-8-14 12872 Placer This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  RSA592642  Taxus brevifolia Fay A. MacFadden 1934-8-14 12872 Placer Canyon Creek, Dutch Flat Comment
  CAS-BOT-BC447428  Tellima grandiflora Marcus E. A M Jones 1982-7-1 2710 Placer Emigrant Gap Comment
  CAS-BOT-BC392401  Thalictrum fendleri Alice Eastwood 1912-6-15 404 Placer Deer Park, Lake Tahoe Region Comment
  UC128270  Thalictrum fendleri Miss Harriet A. Walker 1908-7-26 1447 Placer Cisco 1828 Comment
  UC477531  Thalictrum fendleri L. S. Smith 1931-6-3 2555 Placer Robertson Flat Tahoe Nat. Forest 2133 Comment
  CAS-BOT-BC392404  Thalictrum fendleri Mary P. Wells 1980-9-12 s.n. Placer Alpine Meadows by Bear Creek across from stable 1950 Comment
  SEINET3161796  Thalictrum fendleri var. platycarpum W. A. Setchell, C. C. Dobie 1901-7-6 sn Placer Glen Alpine 2743 Comment
  CAS-BOT-BC77731  Thelypteris nevadensis Elizabeth Flint 1925-9-1 s.n. Placer Above Penryn 213 Comment
  CDA24995  Thlaspi arvense J. Glazner 2000-9-2 s.n. Placer Lake Tahoe; Disturbed area at base of wooded slope betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1889 Comment
  HSC27260  Thysanocarpus curvipes J. P. Smith 1972-3-22 5092 Placer Bridge over N Fork of American River. Comment
  UCR250334  Thysanocarpus curvipes George K. Helmkamp, Mary Alice Barnes 2013-4-18 20356 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
  SBBG45226  Thysanocarpus curvipes Leota Davidson 1966-5-3 416 Placer mtn side of Eldorado County line bridge, near Auburn Comment
  SEINET12476857  Thysanocarpus radians R. L. Smith 1942-4-3 21 Placer 3 miles E of Roseville. 122 Comment
  UCR216028  Torilis arvensis George K. Helmkamp, Amy Barnes 2009-7-12 15189 Placer Sierra Nevada Mountains Foothills, along Todd Valley Road, 0.1 mile south of its junction with Foresthill Road, c. 13 air miles NE of Auburn 854 Comment
  UCR218129  Torilis arvensis George K. Helmkamp, E. A. Helmkamp 2010-6-26 16381 Placer Sierra Nevada Mountains Foothills, junction of Canyon Way and Yankee Jim's Road, east of I-80 between Weimar and Colfax 616 Comment
  UCD43331  Torreyochloa pallida var. pauciflora C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-12 699 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  UCD93187  Torreyochloa pallida var. pauciflora Beecher Crampton 1972-7-26 8841 Placer Carpenter Flat, east of Emigrant Gap. 1645 Comment
  UCSB25993  Toxicodendron diversilobum Morley, Thomas 1946-5-30 Placer Northeast of the Masonic Cemetery, Dutch Flat 1005 Comment
  UCD148669  Tragopogon dubius G. Ledyard Stebbins 1986-6-11 C 601 Placer Truckee. (Exact location unknown; coordinates estimated by label maker.) Comment
  UCD43119  Tragopogon dubius C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-19 487 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  UC380647  Trichostema oblongum Marcus E. Jones 1882-6-30 2831 Placer Emigrant Gap Comment
  UCD22022  Trichostema oblongum Beth Lowe Corbin 1982-8-9 274 Placer 1/4 mile SW of Onion Creek campground. 1859 Comment
  JEPS75138  Trichostema oblongum J. M. Tucker 1975-7-28 4352 Placer 6 air mi S of Soda Springs (Nevada Co.) (100 yds W of the road into The Cedars, private holding on the upper North Fork of the American River) 1798 Comment
  UC1123290  Trientalis latifolia N. French 1934-6-15 411 Placer Tahoe National Forest, Scott Hill Scott Hill; Tahoe National Forest, Scott Hill 1463 Comment
  UC572392  Trientalis latifolia N. French 1934-6-15 411 Placer Tahoe National Forest, Scott Hill Scott Hill; Tahoe National Forest, Scott Hill 1463 Comment
  UCR193331  Trientalis latifolia George K. Helmkamp, E. A. Helmkamp 2007-5-30 12189 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
  UCR177232  Trifolium George K. Helmkamp, E. A. Helmkamp 2005-9-30 9966 Placer Northern Sierra Nevada Mtns., c. 3.5 mi NW of Lake Tahoe; Along the Truckee River and Calif. Highway 89, 0.1 mi N of Alpine Meadows Road 1902 Comment
  CAS-BOT-BC227704  Trifolium ciliolatum G. K. Helmkamp; E. A. Helmkamp 2007-5-18 12019 Placer Northern Sierra Nevada Mountains Foothills: along Mosquito Ridge Road, 4.2 miles southeast of Foresthill 793 Comment
  UCR194934  Trifolium ciliolatum George K. Helmkamp, E. A. Helmkamp 2007-5-18 12019 Placer Northern Sierra Nevada Mountains Foothills, along Mosquito Ridge Road, 4.2 miles southeast of Foresthill 793 Comment
  HSC82235  Trifolium depauperatum Thomas W. Nelson 1979-4-10 4579 Placer Along W side of Sierra College Blvd. between I-80 and Douglas Blvd. Comment
  SD243143  Trifolium depauperatum var. depauperatum George K. Helmkamp, E. A. Helmkamp 2011-4-10 17154 Placer Sacremaento Valley: along Riosa Road at the east edge of the village of Sheridan (Lincoln 7.5'Q) 41 Comment
  SD248416  Trifolium depauperatum var. depauperatum George K. Helmkamp, Amy Barnes 2013-3-28 20280 Placer Eastern Sacramento Valley; along 10th street/Ranch House Road, 0.6 mile south of its junction with Riosa Road in Sheridan. 42 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
  SD237451  Trifolium dubium G. K. Helmkamp, E. A. Helmkamp 2010-4-23 15928 Placer Sierra Nevada Mountains Foothills: Salmon Falls Road at the Salmon Falls crossing of the American River (Pilot Hill 7.5'Q) 156 Comment
  UCR190668  Trifolium dubium George K. Helmkamp, E. A. Helmkamp 2007-5-23 12077 Placer Northern Sierra Nevada Mountains Foothills, junction of Iowa Hill Road and Finning Mill Road (U. S. F. S. Rd #10) in the Sugar Pine Recreation area 1137 Comment
  UCR250069  Trifolium dubium George K. Helmkamp, Mary Alice Barnes 2013-5-3 20488 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 4.7 miles south of Forest Hill Road, 1.8 mi. east (92 deg. ) of Foresthill 829 Comment
  UCR250603  Trifolium dubium George K. Helmkamp, Mary Alice Barnes 2013-5-3 20496 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road at the north side of the bridge over West Fork of North Fork American River, 5.2 mi. east (87 deg. ) of Forest Hill 422 Comment
  UCD108876  Trifolium dubium R. Tofsrud 1951-5-9 s.n. Placer Highway 40, ca. 4 miles E of Colfax. Comment
  UCD111146  Trifolium hirtum G. K. Helmkamp; Elizabeth Helmkamp 2006-4-6 10126 Placer Northern Sierra Nevada Foothills: NE edge of Sacramento metropolitan area; Sierra College Road and King Ranch Road SSE of Rocklin. 122 Comment
  UCR224243  Trifolium hirtum George K. Helmkamp, E. A. Helmkamp 2010-4-23 15907 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
  UCR257598  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 33 Comment
  SD257274  Trifolium incarnatum George K. Helmkamp, Amy Barnes 2014-3-21 22648 Placer Sacramento Valley: Sheridan, Riosa Road at the west side of its junction with old CA-65 (Sherican 7.5'Q) 32 Comment
  UCR258532  Trifolium incarnatum George K. Helmkamp, Amy Barnes 2013-3-28 20233 Placer Eastern Sacramento Valley, NW edge of Sheridan, new section of Riosa Road, connecting new CA-65 with old CA-65 43 Comment
  JEPS111308  Trifolium kingii var. productum Steve Matson 2005-7-31 1429 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
  UC569916  Trifolium kingii var. productum B. Bolt 1934-7-17 136 Placer 1/2 mi s Walker Mine; Truckee Quadrangle 1920 Comment
  UC866961  Trifolium kingii var. productum John Thomas Howell 1938-8-2 13995 Placer 5 mi n Brockway 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
  UCD44671  Trifolium longipes C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 2037 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  UC630802  Trifolium longipes var. hansenii L. S. Smith 1916-6 568 Placer Squaw Valley Comment
  UC630854  Trifolium longipes var. hansenii unknown Placer Squaw Valley Comment
  JEPS29496  Trifolium longipes var. hansenii C. F. Sonne June 1886 55 Placer Donner Lake Sierra Nevada (Truckee) Comment
  CHSC96465  Trifolium microcephalum Lowell Ahart; Brian Williams 2007-4-13 13646 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
  UC750575  Trifolium microcephalum Lewis S. Rose 1946-6-23 46190 Placer n Cisco (Rainbow) Comment
  UCD22004  Trifolium microcephalum Beth Lowe Corbin 1982-8-13 342 Placer 1 mile west of The Cedars. Meadowy slope in White Fir forest. Annual. Flowers bluish. Partial sun. West facing slope, 20% incline. Locally common. 1645 Comment
  UCD38472  Trifolium microcephalum Beecher Crampton 1955-6-15 2870 Placer Head of Bunch Canyon. 0.5 miles south of US Hwy. 40. Forest Hill Road. Comment
  UCR208575  Trifolium microcephalum George K. Helmkamp, E. A. Helmkamp 2009-5-7 14605 Placer Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 4.4 miles east of its junction with Forest Hill Road in Foresthill 805 Comment
  SEINET7389529  Trifolium microcephalum A. Beninghoff 1930-4-20 1778 Placer 3 mi. n. Newcastle Comment
  OBI78221  Trifolium monanthum Lewis S. Rose 1941-7-12 41307 Placer Chambers Lodge, (McKinney), Lake Tahoe 1920 Comment
  UCD109207  Trifolium monanthum R. Tofsrud 1951-7-1 s.n. Placer Near Campton's store, Hwy. 40 (above Nayak). Comment
  UCD43176  Trifolium monanthum C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-20 545 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  SEINET12157230  Trifolium monanthum C. F. Sonne 1884-1 59 Placer Canyon above Coldstream Comment
  UC631285  Trifolium monanthum subsp. parvum A. A. Heller 1919-7-25 13296 Placer below Cisco (near the Yuba River) Comment
  UC80329  Trifolium monanthum subsp. parvum Kellogg July 1870 Placer Cisco Comment
  JEPS103491  Trifolium monanthum var. monanthum Lowell Ahart 2002-7-22 9887 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
  JEPS59434  Trifolium monanthum var. monanthum Ezra Brainerd and Viola B. Baird 1915-7-25 154 Placer above Inn (Deer Park); Sierra Nevada Mtns 2133 Comment
  CAS-BOT-BC230186  Trifolium productum A. A. Heller 1919-7-25 13301 Placer Sandy flat near Yuba River below Cisco 1676 Comment
  UC147609  Trifolium repens Miss Harriet A. Walker 1908-6-27 1336 Placer Blue Canyon 1432 Comment
  UCD109327  Trifolium striatum Vic Osterli 1951-6-12 s.n. Placer Forest Hill, Patrick place. Comment
  SEINET7375933  Trifolium truncatum R. L. Smith 1942-4-3 23 Placer 3 mi. east of Roseville 122 Comment
  UC631452  Trifolium variegatum L. S. Smith 468 Placer Squaw Valley Comment
  UCD44659  Trifolium variegatum C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 2025 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  CDA28057  Trifolium variegatum var. major T. C. Fuller 1958-4-15 Placer Highway 99E, 0.5 mile north of Roseville. 0 Comment
  CDA32950  Trifolium variegatum var. variegatum P. W. Hiatt 1979-3-29 Placer Near Rocklin; Sierra College Blvd. 0 Comment
  JEPS4358  Trifolium willdenovii W. H. Shockley Jun 1886 Placer Auburn Comment
  UC147565  Trillium albidum Harriet A. Walker 1908-6-24 1259 Placer Blue Canyon Comment
  CAS-BOT-BC519123  Trillium albidum C. L. Hitchcock 1940-4-7 6306 Placer Ca. 1 miles west of Baxter. Comment
  POM260064  Trillium chloropetalum var. giganteum C. L. Hitchcock 1940-5-7 6306 Placer 1 mile west of Baxter Comment
  UCR250186  Triphysaria eriantha George K. Helmkamp 2013-3-1 20152 Placer Sacramento Valley, Ranch House Road, 0.6 mile southeast of Riosa Road in Sheridan 37 Comment
  SEINET13750515  Triphysaria eriantha H. E. Hodge 1956-3-28 11 Placer Alongside Highway 49, nine miles north of Auburn, right side of road going north 457 Comment
  CHSC96511  Triphysaria eriantha subsp. eriantha Lowell Ahart; Brian Williams 2007-4-13 13654 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
  JEPS10418  Triphysaria eriantha subsp. eriantha M. E. P. Ames 1878-1 Placer Auburn 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
  SD44180  Triphysaria pusilla Darley F. Howe 1948-5-20 Placer Placer Co. 456 Comment
  RSA792717  Triphysaria versicolor subsp. faucibarbata George K. Helmkamp, E. A. Helmkamp 2011-4-10 17158 Placer along Riosa Road at the east edge of the village of Sheridan 41 Comment
  SACT002431  Trisetum canescens D. Meyer 1984-7-29 Placer Road south of reservoir, moist shady north-facing slope 1612.0 Comment
  POM114377  Trisetum projectum F. H. Hillman 1894-1 5 M-11-26 Placer Between Truckee and Tahoe Comment
  UCD94033  Trisetum projectum L. S. Smith 1914-9-14 s.n. Placer Col. Near Cisco. 1828 Comment
  SEINET11261796  Triteleia hyacinthina George K. Helmkamp, E. A. Helmkamp 2011-7-26 17889 Placer Northern Sierra Nevada Mountains: Along CA Highway 20, 0.8 miles E of Bowman Lake Road, 1.23 miles NE (50 degrees) of Emigrant Gap and 0.35 miles N of I-80.; 0 1541 Comment
  UCR120495  Triteleia hyacinthina George K. Helmkamp, E. A. Helmkamp, A. Kerchner 1999-6-30 5073 Placer Northern Sierra Nevada Range, Truckee River, c. 4 mi upstream from Lake Tahoe; 1.1 mi south of Squaw Valley Road 1860 Comment
  CAS-BOT-BC522021  Triteleia hyacinthina Vincent Jones 1919-7-7 s.n. Placer Ridge above Bear Valley Comment
  SD112297  Triteleia hyacinthina Darley F. Howe 1948-5-20 1898 Placer No further locality information given on label on specimen sheet. 456