Search Results — 2000 specimen records retrieved (1616 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  UCR171349  Abies George K. Helmkamp, E. A. Helmkamp 2005-10-1 9995 Placer Northern Sierra Nevada Mtns., NW of Lake Tahoe; Junction of Bear Creek Dr. and Big John Road (c. 2.2 miles west of Calif. Highway 89 and just south of Alpine Meadows Road) 2015 Comment
  HSC1331  Abies concolor R. A. Magie 1964-3-27 19 Placer 20 mi. W of Cisco Comment
  SEINET12765775  Acer glabrum Rex Palmer 1979-5-27 N 67 Placer Confluence of two creeks.; 0 Comment
  CAS-BOT-BC331005  Acer glabrum var. glabrum Dr. W. B. Stephens 1922-7-1 sn. Placer Salmon Lake Comment
  JEPS72580  Achillea millefolium Gladys L. Smith 1972-6-29 3225 Placer steep exposed ridge from chairlift terminus to ultimate summ Ward Peak 2632 Comment
  UCD130325  Achillea millefolium Albert Grigarick 2011-8-31 306 Placer Alpine Meadows Ski Resort. Approx. 200 yds W of headquarters. 2150 Comment
  UCD21682  Achillea millefolium Beth Lowe Corbin 1982-8-3 182 Placer Onion Creek campground. In fine, sandy, granitic soil, near streambed. Perennial herb, white flowers. Partial shade. SW facing slope. Common. 1841 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
  UCD83643  Achillea millefolium Albert Grigarick 2009-9-10 196 Placer Squaw Creek Resort, approx. in middle of Emigrant Lift. 2526 Comment
  CAS-BOT-BC210683  Achnatherum lemmonii John Thomas Howell; Gordon H. True 1968-6-9 44518 Placer Alta 1066 Comment
  SEINET191859 Image available Achnatherum lemmonii C. L. Hitchcock 1940-5-7 6314 Placer Ca 1 mi W of Baxter Comment
  SEINET232544 Image available Achnatherum nelsonii subsp. dorei Mary E. Barkworth, L Firestone 1987-8-20 4011 Placer Campground 0.7 mi south of I-80 to tahoe City; interchange at Truckee Comment
  CAS-BOT-BC216874  Achnatherum occidentale John Thomas Howell 1943-7-25 18808 A Placer W side Donner Pass near Norden 2133 Comment
  UCD43120  Achnatherum occidentale C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-19 488 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  CAS-BOT-BC210836  Achnatherum occidentale subsp. californicum C. G. Pringle 1882-9-20 s.n. Placer Summit Valley, Sierra Nevada Mts. 2438 Comment
  CAS-BOT-BC210837  Achnatherum occidentale subsp. californicum A. A. Heller 1917-8-14 12925 Placer Mt. Lincoln south of Summit Valley 2499 Comment
  CDA15991  Achnatherum occidentale subsp. californicum G. F. Hrusa, J. Glazner 1999-7-17 15184 b Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  SEINET3282798 Image available Achnatherum occidentale subsp. californicum 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
  UC822001  Achnatherum occidentale subsp. californicum A. A. Heller 1917-8-14 12925 Placer s of Summit valley; Mt. Lincoln 2499 Comment
  POM115573  Achnatherum occidentale subsp. occidentale Marcus E. Jones 1882-7-1 s.n. Placer Emigrant Gap. Comment
  CAS-BOT-BC218034  Achnatherum stillmanii L. S. Smith 1927-7-6 2054 Placer Mosquito Ridge, Forest Hill District, Tahoe Forest 1676 Comment
  UC573831  Achnatherum stillmanii B. Bolt 1934-7-17 175 Placer 1/2 mi s Walker Mine; Tahoe National Forest, Truckee Quadrangle Comment
  CDA39022  Acmispon americanus D. G. Kelch 2011-10-3 11 .816 Placer Tahoe City. Granlibakken Resort. Comment
  UCD103810  Acmispon americanus var. americanus A. A. Heller 1917-8-12 12872 Placer Southern Pacific reservoir west of Emigrant Gap in coarse. Comment
  SEINET5327521  Acmispon americanus var. americanus M. J. Williams 1985-7-6 85- 61 -9 Placer [Sierra Nevada] Near old Donner Summit, S of Lake Mary. Sierra Nevada Comment
  UCD36659  Acmispon argophyllus var. fremontii Beecher Crampton 1955-6-15 2887 Placer Placer County, 4.5 miles south of U.S. Highway 40, along North Fork of American River, near base of Bunch Canyon, on road to Forest Hills. Comment
  CHSC34612  Acmispon wrangelianus Lichael P. Crivello 1979-4-11 Placer 2.5 mi nne of Auburn, 200 yds n of confluence of North and Middle forks of American River. Comment
  CAS-BOT-BC412608  Aconogonon alaskanum Alice Eastwood 1909-1-1 37 Placer Lake Tahoe Region. Sunnyside Comment
  SD1177  Aconogonon davisiae C. F. Sonne Aug 1897 Placer Tinkers Knob Comment
  UCD21931  Aconogonon davisiae Beth Lowe Corbin 1982-8-23 409 Placer 2 miles SW of the Cedars. In loose, fine sandy, rocky soil in open Red Fir forest. Stem pinkish. Calyx pinkish white. Full sun. North facing slope, 30% incline. Locally common. 2133 Comment
  CAS-BOT-BC418773  Aconogonon phytolaccifolium Catherine Best 1981-8-1 s.n. Placer Big Meadow, about 3 miles south of French Meadows 1600 Comment
  UCD98797  Aconogonon phytolaccifolium F. A. MacFadden 1934-7-26 s.n. Placer Foot of Red Mt. Comment
  UCD21683  Adenocaulon bicolor Beth Lowe Corbin 1982-8-6 259 Placer 1/8 mile west of Onion Creek campground. In deep conifer duff. Open area near stream. Perennial herb. White flowers. Partial sun. SW facing slope, 10% incline. Occasional. 1844 Comment
  UCR231855  Adenocaulon bicolor George K. Helmkamp, E. A. Helmkamp 2010-8-11 16764 Placer Northern Sierra Nevada Mountains, Finning Mill Road, 2.3 miles north of Forest Hill Road at the crossing of McBride Creek 1082 Comment
  CAS-BOT-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
  SACT000028  Aegilops triuncialis Josephine Van Ess 1977-5-27 Placer River bank. 42.7 Comment
  CAS-BOT-BC228605  Aesculus californica George K. Helmkamp; E. A. Helmkamp 2011-5-6 17216 Placer Eastern Edge of Sacramento Valley: Camp Far West Road, 0.1 mile west of its junction with McCourtney Road, c. 6.3 mi. NE (67 deg. ) of Wheatland 58 Comment
  OBI48642  Agastache urticifolia C. F. Sonne 1983-8-27 285 Placer Sierra Nevada Mts. Canon above Colstream Comment
  UC26070  Agastache urticifolia Mrs. M. M. Hardy 1893-1 Placer Comment
  SCFS11529153  Ageratina occidentalis E. Krimmel 2014-6-26 Placer Dry, sunny slope. Comment
  SCFS1171  Ageratina occidentalis E. Krimmel, Michael Hamilton 2013-8-1 Placer NFAm. Chickering Reserve. 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
  CDA19542  Agoseris heterophylla M. I. Wibawa, G. F. Hrusa (16023), J. Glazner 2002-5-22 220 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
  SD113167  Agoseris heterophylla S. F. Blake 1951-5-5 2174 Placer Placer Co. 455 Comment
  UC194732  Agoseris heterophylla var. cryptopleura C. F. Sonne 1891-5-17 Placer Colfax Comment
  UC29398  Agoseris heterophylla var. heterophylla unknown 1865-4-13 4570 Placer New Castle Comment
  JEPS126392  Agoseris monticola Steve Matson 1998-6-21 258 Placer nSNH; Martis Valley, about 4 miles SE of Truckee; Martis Creek Wildlife Area; north of Highway 267. Comment
  JEPS75042  Agoseris retrorsa Gladys L. Smith 1972-6-20 3260 Placer s facing slopes from summit to Sherwood Forest Ward Peak Summit; Sherwood Forest 2590 Comment
  UC148946  Agoseris retrorsa H. M. Hall 1910-6-28 8722 Placer s slope, (opposite Cisco) Rattlesnake Creek; Sierra Nevada Mts. 1981 Comment
  SACT000049  Agropyron intermedium var. trichophorum D. Meyer 1983-7-3 Placer at Big Reservoir 1234.44 Comment
  SACT000073  Agropyron trachycaulum Michael Baad 1983-7-23 Placer 1767.84 Comment
  UCD51797  Agrostis avenacea John Thomas Howell; Gordon H. True 1971-5-26 47621 Placer in Valley Grassland, northern limits of Lincoln. 48 Comment
  UCD80506  Agrostis capillaris CNPS SN Foothill Team 2006-6-27 SNNR 0725 Placer Placer Land Trust, Shutamul Parcel, Bear River. 313 Comment
  SACT000128  Agrostis diegoensis D. Meyer 1984-7-15 Placer Soda Springs Rd. 3.3 mi from Sevene Lakes Lodge. 1909.0 Comment
  RSA129620  Agrostis exarata N. H. French 1933-6-6 72 Placer Near New Castle 305 Comment
  RSA757272  Agrostis exarata George K. Helmkamp, E. A. Helmkamp 2009-7-16 15191 Placer Foresthill Road, 20.3 miles northeast of the city of Foresthill 1704 Comment
  SACT000085  Agrostis exarata D. Meyer 1983-6-18 Placer Shady area 1170.0 Comment
  SACT000093  Agrostis exarata Josephine Van Ess 1977-9-16 Placer Growing in mud in small pools at river's edge 378.0 Comment
  UCD34018  Agrostis exarata Beecher Crampton 1975-9-9 9269 Placer Placer County, Tahoe National Forest, 1.2 mile N.E. of Blue Canyon post office. 1524 Comment
  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
  UCD52406  Agrostis exarata N. French 1933-6-6 s.n. Placer near Newcastle. 304 Comment
  UCR146666  Agrostis exarata Beecher Crampton 1970-6-26 8640 Placer Sierra Nevada Mountains, Gold Run 915 Comment
  UCD36658  Agrostis exarata var. monolepis Beecher Crampton 1955-6-15 2886 Placer Placer County, Bunch Canyon, 3 miles south of U.S. Highway 40, on Forest Hills Road. Comment
  UCD52316  Agrostis exarata var. monolepis B. Crampton 1952-11-9 932 Placer Meadow Vista, about 7 miles east of Auburn. 457 Comment
  RSA654890  Agrostis gigantea G. Fred Hrusa, J. Glazner 1997-8-3 14038 Placer Corner of Hwy 89 & Squaw Valley Road., 39 deg 12' N, 120 deg 12' W. 2000 Comment
  JEPS103489  Agrostis idahoensis Lowell Ahart 2002-7-22 9906 Placer Along a drainage, ca 40 yards NW of the small natural lake, on the E side of the paved road to Lake Valley Reservoir, ca 1/4 mile E of Yuba Gap and Highway 80. 1774 Comment
  SACT000185  Agrostis idahoensis D. Meyer 1983-7-30 Placer Moist areas on both sides of the road. 2072.64 Comment
  UC725839  Agrostis idahoensis A. A. Heller 1919-7-24 13293 Placer near Cisco Comment
  UCD52992  Agrostis idahoensis Lewis S. Rose 1944-7-26 44272 Placer Chambers Lodge, Lake Tahoe. 1920 Comment
  UCD52993  Agrostis idahoensis Lewis S. Rose 1944-7-26 44273 Placer Chambers Lodge, Lake Tahoe. 1920 Comment
  UCR218131  Agrostis idahoensis George K. Helmkamp, E. A. Helmkamp 2010-6-26 16380 Placer Sierra Nevada Mountains Foothills, junction of Canyon Way and Yankee Jim's Road, east of I-80 between Weimar and Colfax 616 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
  CAS-BOT-BC139000  Agrostis pallens A. A. Heller 1917-8-13 12897 Placer Base of a cliff north of Summit hotel. 2164 Comment
  CDA15931  Agrostis pallens G. F. Hrusa, J. Glazner 1999-7-17 15182 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. Uncommon rhizomatous grass in +- moist sites surrounded by open to +- closed Pinus jeffreyi, Artemisia tridentata, and Purshia tridentata grading into Abies concolor coniferous forest. 1889 Comment
  UCD44604  Agrostis pallens C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 1970 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  UCD53085  Agrostis pallens A. S. Hitchcock Date Unknown 12892 Placer Summit Station, upper limit of the yellow pine belt (P. Jeffreyi). 2121 Comment
  UCD53242  Agrostis pallens B. Bolt 1934-7-17 s.n. Placer 1/2 mile S.W. of Walker Mine. 1981 Comment
  UCR257727  Agrostis pallens George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19523 Placer Northern Sierra Nevada Mountains, Sugar Bowl Road, 0.4 mile south of its junction with Donner Pass Road, just west of Lake Mary 2136 Comment
  SACT000170  Agrostis scabra D. Meyer 1984-9-9 Placer 1406.0 Comment
  SACT000173  Agrostis semiverticillata Josephine Van Ess 1977-8-1 Placer streamside 182.9 Comment
  UCD53630  Agrostis stolonifera Beecher Crampton 1975-9-9 9268 Placer Tahoe National Forest, 1/2 mile n.e. Blue Canyon P. O., along edge of Blue Canyon Creek. 1524 Comment
  SACT000192  Agrostis stolonifera var. major D. Meyer 1983-7-26 Placer Gold Run exit off I 80 intersect of Magra Rd Gold Run Rd 970.0 Comment
  SACT000193  Agrostis stolonifera var. major D. Meyer 1984-7-8 Placer Blue Canyon Rd along stream, very moist streambank, beneath bridge. 1440.0 Comment
  SACT000205  Agrostis stolonifera var. major D. Meyer 1984-8-4 Placer very wet, roadside ditch, hillside seeping water and shady. 1454.0 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
  SACT000259  Agrostis viridis Josephine Van Ess 1976-5-12 Placer just north of the campus. small stream. 1/2 mile past Bankhead Street stream. 91.5 Comment
  CAS-BOT-BC64489  Ailanthus altissima Elizabeth McClintock 1969-5-31 s.n. Placer E. of Auburn. Comment
  SD128639  Aira caryophyllea Darley F. Howe 1948-5-20 1893 Placer Four miles north of Auburn. 456 Comment
  UCD44484  Allium C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1850 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  SEINET3884511  Allium bisceptrum Kaye H. Thorne, J. Chandler 1987-6-26 5433 Placer Squaw Valley Ski Resort.; 0 Comment
  CDA12428  Allium campanulatum G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8557 Ab Placer Lake Tahoe; N side of upper Ward Valley, 4 mi SW of Tahoe City. Comment
  UC843371  Allium campanulatum Marcus E. Jones, A. M. 1882-6-30 2881 Placer Emigrant Gap Comment
  UCD138499  Allium campanulatum J. M. Tucker 1975-7-29 4354 Placer ca. 1/2 mile south of Tinker Knob, ca. 8 miles (airline) southeast of Soda Springs. 2286 Comment
  CAS-BOT-BC474082  Allium platycaule L. Smith 1926-5-26 1873 Placer Duncan Canyon, Tahoe Forest 1676 Comment
  CAS-BOT-BC132121  Allium sanbornii var. sanbornii G. L. Stebbins, Jr. 1952-6-22 5100 Placer Along southeast bank of American River, 1 mile northeast of bridge on Colfax-Iowa Hill Road 350 Comment
  POM299441  Allophyllum gilioides L. S. Rose 1941-7-9 41299 Placer Chambers Lodge (McKinney), Lake Tahoe 2100 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
  JEPS71306  Allophyllum integrifolium Gladys L. Smith 1972-6-18 3161 Placer Alpine Meadow's 2072 Comment
  UCR233402  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
  UC196658  Allotropa virgata Miss Adele Dahl Placer Tahoe City Comment
  UC197391  Allotropa virgata C. F. Sonne Jul 1897 Placer Canyon about Schafers mill near Truckee Comment
  CDA16040  Alnus incana subsp. tenuifolia G. F. Hrusa, J. Glazner 2000-9-3 15673 A Placer Sierra Nevada; Sugar Bowl Ridge, immediately to W of proposed Crow's Nest ski run. 2164 Comment
  RSA452774  Alnus rhombifolia Wm. Martin 1971-9-10 20228 Placer 1 mile east of Weimar on Hwy 80 610 Comment
  SACT002785  Alnus tenuifolia Michael Baad 1976-6-10 Placer Collected on north slope of Duncan Canyon on trail to Robinson Flat. Comment
  SACT000260  Alopecurus aequalis Michael Baad 1983-7-23 Placer along hwy 267 on southside of the road Comment
  CAS-BOT-BC138157  Alopecurus aequalis var. aequalis John Thomas Howell 1943-7-19 18586 Placer Summit Valley. Comment
  SACT000310  Alopecurus howellii Josephine Van Ess 1978-5-9 Placer Collected 1/2 mile south of the northern turn toward highway 65. vernal pool. roots under water. 39.6 Comment
  UCR258217  Amaranthus albus George K. Helmkamp, Elizabeth Helmkamp 2012-10-20 20054 Placer Sierra Nevada Mountains Foothills, North Auburn; unnamed dirt road on east side of CA-49, between Rock Creek Road and Locksley Lane 387 Comment
  CAS-BOT-BC474750  Amaranthus hybridus James A. Neilson, Jr. 1971-8-7 2309 Placer Heavenly Valley ski lift 2118 Comment
  RSA0090024  Amelanchier pallida Marcus E. Jones 1927-8-12 s.n. Placer Lake Tahoe. Comment
  SEINET6190548  Amelanchier pallida P. A. Lehenbauer 1932-6-26 s.n. Placer Tahoe City Comment
  JEPS118605  Amorpha californica Karen I. Callahan 2010-6-26 0017 Placer Northern Sierra Nevada Foothills. Shutamul Preserve of the Placer County Land Trust. North slope above the Bear River, NW of Highway 49 and S of the confluence of Wolf Creek with Bear River. Wolf 7.5' Quad. Comment
  UCD119604  Amsinckia intermedia Lynn Gould 1962-3-18 7 Placer Base Line Road, 4 miles W of Roseville. Comment
  CHSC96507  Amsinckia menziesii Lowell Ahart; Brian Williams 2007-4-13 13635 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
  RSA0089924  Amsinckia menziesii Reino Alava 1958-5-3 2019 Placer About seven miles south of Auburn on road to Cool. 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
  JEPS22815  Anaphalis margaritacea N. French 1934-6-22 469 Placer Serena Lake 2407 Comment
  CAS-BOT-BC137822  Andropogon glomeratus var. pumilus Beecher Crampton 1960-11-2 5802 Placer 1 mile southeast of Auburn, State Highway 49. Comment
  SACT000288  Andropogon virginicus Josephine Van Ess 1975-11-5 Placer Permanent stream to Linda Creek 94.5 Comment
  UCD56087  Andropogon virginicus Beecher Crampton 1957-5-7 3995 Placer along Thermalands Road, 2 miles northeast Lincoln. 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
  UCR242342  Angelica breweri George K. Helmkamp, E. A. Helmkamp 2010-7-28 16680 Placer Northern Sierra Nevada Mountains, Forest Hill Road, 1.8 miles east of Forest Route 13/American Hill Road 1662 Comment
  HSC71426  Angelica breweri J. M. DiTomaso 1980-9-7 1976 Placer Lake Tahoe, 3 mi W of Tahoe City on Hwy 89 1890 Comment
  JEPS111190  Antennaria rosea subsp. rosea Steve Matson 2005-7-4 1358 Placer Martis Valley, southeast of Truckee, National Recreation Area , south of Highway 267 and south of Martis Creek on western edge of Northstar subdivision; near trailhead; 39.2923 N, 120.1291 W. Elevation 5,900 ft. 1798 Comment
  UC507811  Anthemis cotula Orcutt 283 Placer Comment
  UCR146865  Anthemis tinctoria Beecher Crampton 1972-7-26 8853 Placer Sierra Nevada Mountains, Carpenter Flat east of Emigrant Gap, above Laings Road 1616 Comment
  CAS-BOT-BC137710  Anthoxanthum odoratum A. A. Beetle 1941-5-26 2719 Placer Near Cisco. 914 Comment
  CAS-BOT-BC137714  Anthoxanthum odoratum L. S. Smith 1932-6-7 2680 Placer Elliot Ranch. Sugar Pine Range. 1066 Comment
  SACT000339  Anthoxanthum odoratum D. Meyer 1983-7-24 Placer North of I 80 along roadside. 909.0 Comment
  UCD40912  Anthriscus scandicina R. Schulhof 1984-5-19 22 Placer On Road 49, 3 miles south of Auburn. 670 Comment
  UC885065  Antirrhinum vexillocalyculatum subsp. intermedium Marcus E. Jones, A. M. 1882-7-3 3426 Placer Colfax Comment
  OBI18627  Apocynum androsaemifolium Robert F. Hoover 1967-9-5 10821 Placer Carnelian bay, Lake Tahoe Comment
  JEPS59460  Apocynum androsaemifolium Ezra Brainerd and Viola B. Baird 1915-7-13 195 Placer opposite Camp Bear Rock; Sierra Nevada 1905 Comment
  SCFS1024  Apocynum cannabinum E. Krimmel 2014-7-5 Placer Beside seep next to driveway. Comment
  RSA634243  Aquilegia formosa Robert M. Rhode, B. Nemeth 1997-6-26 169 Placer Near Blackwood Creek Canyon Road, about 0.4 miles west of turnoff from Highway 89 ( c. 4 miles south of Tahoe City) 1921 Comment
  RSA99523  Aquilegia formosa var. truncata Marcus E. Jones 1882-6-28 2614 a Placer Emigrant Gap. Comment
  RSA0029334  Arabis John F. Emmel 1991-6-25 1184 Placer Sierra Nevada, Lake Tahoe region. Ward Creek. 2024 Comment
  UCR270694  Arabis holboellii John F. Emmel 1998-7-9 1572 Placer Sierra Nevada Mountains, Donner Pass area, south peak of Mt. Judah 2513 Comment
  POM303028  Arabis holboellii var. retrofracta L. S. Rose 1944-7-10 44053 Placer Chambers Lodge, Lake Tahoe 1921 Comment
  SEINET3899869  Arabis holboellii var. retrofracta Larry C. Higgins 1968-7-14 1743 Placer Squaw Valley.; 0 1920 Comment
  POM94623  Arabis rectissima Marcus E. Jones 1882-6-27 s.n. Placer Emigrant Gap. Comment
  CAS-BOT-BC407753  Arceuthobium abietinum E. R. Blakley 1960-8-29 3793 Placer Carnelian Bay, Lake Tahoe 1981 Comment
  POM105934  Arceuthobium campylopodum Marcus E. Jones 1882-7-3 s.n. Placer Colfax. Comment
  UC1078827  Arceuthobium campylopodum Job Kuijt 1957-5-18 1333 Placer 1 mi n Tahoe City (on Hwy 89) 1798 Comment
  SEINET7258390  Arctostaphylos manzanita J. Schenk 1959-3-27 s.n. Placer 2 miles west of Auburn, on a saide road branching from Highway 40 152 Comment
  POM76766  Arctostaphylos mewukka Marcus E. Jones 1900-7-10 s.n. Placer Colfax Comment
  RSA121257  Arctostaphylos nevadensis R. W. Lundh 1933-4-26 237 Placer 3 miles S. Signal Peak. 1829 Comment
  UC481535  Arctostaphylos nevadensis G. W. Fetters 1929-6-11 Placer Pomin's Lake Tahoe Comment
  CAS-BOT-BC42101  Arctostaphylos patula T. S. Brandegee 1888-1-1 34 Placer Blue Canyon Comment
  CAS-BOT-BC42102  Arctostaphylos patula T. S. Brandegee 1888-1-1 34 Placer Blue Canyon 1432 Comment
  CAS-BOT-BC42105  Arctostaphylos patula Alice Eastwood 1912-6-15 492 Placer Lake Tahoe Region - Deer Park Comment
  CAS-BOT-BC42146  Arctostaphylos patula Miss M. Alice King 1923-6-1 s.n. Placer Near Summit Comment
  RSA122010  Arctostaphylos patula G. T. Nordstrom 1934-6-21 135 Placer Two miles northeast of Mammoth Springs. Comment
  UC481534  Arctostaphylos patula G. W. Fetters 1929-6-15 Placer Pomin's Lake Tahoe Comment
  UCD53447  Arctostaphylos patula subsp. patula Gary D. Wallace; R. F. Thorne, L. DeBuhr, A. Tatsuno 1975-4-13 1420 Placer Sierra Nevada; Baxter exit off Hwy. 80 between Alta and Blue Can. 1207 Comment
Read comments
Jul 23 2017
  UCD54624  Arctostaphylos viscida Ellen Dean; John Downs, Brian Ludwig 2006-3-30 2830 Placer Along Secret Town Rd., near railroad overpass trestle, NW of Interstate-80. 914 Comment
  CAS-BOT-BC47057  Arctostaphylos viscida subsp. viscida C. L. Hitchcock 1940-5-14 6380 Placer Meier Ranch, ca. 6 mi. n. of Colfax. 762 Comment
  CAS-BOT-BC47061  Arctostaphylos viscida subsp. viscida Alice Eastwood 1922-4-6 11124 Placer Colfax. 762 Comment
  CAS-BOT-BC47062  Arctostaphylos viscida subsp. viscida Mary E. Jump 1939-3-30 s.n. Placer Alta. 1097 Comment
  CAS-BOT-BC47065  Arctostaphylos viscida subsp. viscida Brandegee 1889-1-1 32 Placer Blue Canyon. 1432 Comment
  CAS-BOT-BC47125  Arctostaphylos viscida subsp. viscida Alice Eastwood 1922-4-6 11124 Placer Colfax. Comment
  RSA306168  Arctostaphylos viscida subsp. viscida Fay A. MacFadden 1934-3-25 12411 Placer Dutch Flat. 1067 Comment
  UC484000  Arctostaphylos viscida subsp. viscida Carl B. Wolf 1930-10-11 1733 Placer near Alta 1127 Comment
  UC565982  Arctostaphylos viscida subsp. viscida N. French 1934-6-1 396 Placer n fork of North Fork of America River Colfax Quadrangle 1402 Comment
  UC571236  Arctostaphylos viscida subsp. viscida H. L. Mason 1926-5-28 3264 Placer hills near Auburn Comment
  UC674747  Arctostaphylos viscida subsp. viscida C. H. Merriam 1911-11-4 Placer Colfax Comment
  SEINET5784772 Image available Arenaria congesta Marcus E. Jones 1882-1 3278 Placer Emigrant Gap Comment
  SEINET6652458  Aristolochia californica A. Beninghoff 1930-3-15 2157 Placer 2 mi. N. Penryn Comment
  CAS-BOT-BC82196  Arnica chamissonis Lewis S. Rose 1937-7-29 37612 Placer Tahoe Vista 1905 Comment
  CHSC73916  Arnica chamissonis Susi Urie 1998-8-18 98 -061 Placer About 0.2 mi north of Lake Tahoe; large meadow complex between Kings Beach and Tahoe Vista. 1901 Comment
  JEPS127457  Arnica chamissonis Steve Matson 1998-5-27 321 Placer nSNH; Martis Valley, about 4 miles SE of Truckee; Martis Creek Wildlife Area; 600 meters south of Highway 267, south of Martis Creek. Comment
  CAS-BOT-BC82206  Arnica chamissonis C. F. Sonne 1884-7-23 189 Placer Meadow near Mill on Truckee River Comment
  OBI17073  Arnica cordifolia Robert F. Hoover 1967-9-5 10832 Placer Carmelian Bay, Lake Tahoe Comment
  UC159245  Arnica longifolia Miss Harriet A. Walker 1910-6-21 2165 Placer near, (on the edge of Bear Creek) Deer Park; Bear Creek 1981 Comment
  UC197284  Arnica longifolia C. F. Sonne 1897-8-1 Placer Mt. Anderson (e slope) Sierra Nevada Mountains, Mt. Anderson 2438 Comment
  CAS-BOT-BC85174  Arnica mollis F. Almeda 1993-7-25 7295 Placer Soda Springs in the Sierra Nevada about 15 miles from Interstate Hwy #80 due SE of Donner Pass. 1920 Comment
  CDA13701  Arnica mollis G. F. Hrusa, J. Glazner 1997-8-3 14061 Placer Sierra Nevada; Corner of Hwy 89 & Squaw Valley Rd. Comment
  CAS-BOT-BC85146  Arnica nevadensis John Thomas Howell 1943-7-21 18662 Placer Donner Pass to Mt. Lincoln Comment
  UC197325  Arnica nevadensis C. F. Sonne 1897-7-1 Placer Mt. Anderson (e slope) Sierra Nevada Mountains 2438 Comment
  JEPS20971  Arnica nevadensis C. F. Sonne 1888-8-12 190 Placer near Truckee; Sierra Nevada Mountains Comment
  SEINET11837497  Arnica nevadensis C. F. Sonne 1885-1 s.n. Placer Anderson's Peak. Trukee Knob Comment
  UC467691  Arnica nevadensis Miss Harriet A. Walker 1910-6-18 2120 Placer between Deer Park and Truckee 1981 Comment
  UC1190075  Artemisia arbuscula George H. Ward and Ann Ward 1949-9-12 948 Placer ca. 8 mi n of Tahoe City (along Truckee River); Truckee River Comment
  CAS-BOT-BC85015  Artemisia arbuscula subsp. arbuscula C. F. Sonne 1886-8-15 372 Placer Mt. Topi S. of summit Comment
  CDA16795  Artemisia arbuscula subsp. thermopola G. F. Hrusa, J. Glazner 2001-7-15 15934 Placer Sierra Nevada; N side at summit of Crows Nest Pk. immed. W of Sugarbowl. 2377 Comment
  UCD83616  Artemisia cana subsp. bolanderi Albert Grigarick 2009-8-20 183 Placer E of Truckee, on S end of Martis Creek Reservoir. 1775 Comment
  UCR260073  Artemisia douglasiana George K. Helmkamp, Elizabeth Helmkamp 2013-10-14 22419 Placer Sierra Nevada Mountains Foothills, Yankee Jim Road, 3.6 miles northwest of its junction with Foresthill Road 651 Comment
  CAS-BOT-BC90714  Artemisia ludoviciana subsp. incompta A. A. Heller 1917-8-13 12898 Placer Base of a cliff north of Summit hotel 2164 Comment
  SJSU8171  Artemisia ludoviciana subsp. ludoviciana H. T. Harvey 1958-8-19 Placer Sugar Bowl 1 mi S of Donner summit 2164 Comment
  SBBG61524  Asarum lemmonii M. N. Ackley -Jun-1925 7 Placer Towle 1127 Comment
  UC22967  Asclepias cordifolia C. J. Fox Jr. July, 1895 Placer near Deer Park Inn Comment
  RSA401665C  Asclepias cordifolia N. R. Zabriskie, W. M. Zabriskie 1973-6-7 668 Placer Emigrant Gap (off I80 W of Donner Pass) Sierra Nevada Mtns. 1616 Comment
  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
  UCD150267  Asclepias speciosa James A. Neilson Jr. 1971-7-25 2283 Placer Tahoe Basin, King's Beach. 1901 Comment
  POM9974  Aster alpigenus E. Keyes 1920-8-21 s.n. Placer Lake Tahoe: Mt. Ellis Meadows. Comment
Read comments
Jan 1 2016
  CDA16048  Aster breweri G. F. Hrusa, J. Glazner 2000-9-3 15664 A Placer Sierra Nevada; Sugar Bowl Ridge, immediately to W of proposed Crow's Nest ski run. 2164 Comment
  RSA750435  Aster eatonii George K. Helmkamp, E. A. Helmkamp 2008-8-20 14022 Placer Rainbow exit south from US-80 and east of Big Bend, adjacent to the South Yuba River 1811 Comment
  UCR201892  Aster foliaceus var. parryi George K. Helmkamp, E. A. Helmkamp 2008-8-20 14025 Placer Northern Sierra Nevada Mountains, Donner Pass Road on the west side of Donner Pass and east of Norden 2149 Comment
  CDA10334  Aster oregonensis subsp. californicus T. C. Fuller 1962-9-2 9623 Placer Hwy 40 to Auburn, 2.5 miles west of Weimer. 0 Comment
  SCFS1187  Asteraceae E. Krimmel 2014-4-21 Placer NFAm. 200 yards south of Pt. Mariah warming hut Comment
  SCFS1029  Asteraceae E. Krimmel 2013-7-28 Placer North Fork American River, trail to Heath Falls Overlook. Stop #1 Comment
  CDA26606  Astragalus austiniae Jim Jokerst 1986-7-13 2732 Placer High Sierra Nevada; Trail from The Cedars, southwest of Donner Lake, just below the summit of Needle Peak. 0 Comment
  CHSC67651  Astragalus austiniae James D. Jokerst 1986-7-13 2732 Placer Trail from The Cedars, high Sierra Nevada SW of Donner Lake, just below the summit of Needle Peak. Comment
  POM19452  Astragalus austiniae C. F. Sonne 1897-7-18 s.n. Placer Tinkers Knob. 2744 Comment
  UCD105487  Astragalus whitneyi S. S. Smith 1916-6 442 Placer Near Timber Squaw Valley. Comment
  RSA692528  Athyrium filix-femina subsp. cyclosorum May N. Ackley 1953-1 4943 Placer [no locality information provided] Comment
  CDA37062  Avena barbata CDFA Staff s.n. Placer Pino Ranch, near Newcastle. 0 Comment
  SACT000359  Avena barbata Michael Baad 1983-4-17 Placer 4 miles South of Interstate 80 on Ponderosa Road 411.48 Comment
  UCR258180  Avena fatua George K. Helmkamp, Amy Barnes 2013-3-28 20245 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-BC66258  Azolla mexicana Lowell Ahart 1975-3-16 s.n. Placer About 1/2 to 1/2 miles NE of intersection on Wise and McCourtney Road north of Lincoln 41 Comment
  UCR259863  Baccharis pilularis George K. Helmkamp, Elizabeth Helmkamp 2013-11-2 22460 Placer Sacramento Valley, Highway CA-193 (Lincoln-Newcastle Hwy) at the junction with Gold Hill Road, 3.8 miles northwest of US-80 114 Comment
  CHSC26005  Balsamorhiza hookeri James Henrickson 1969-5-25 3405 Placer 102 mi NE of Sacramento, 4 mi SE of Truckee along Hwy 267. 1828 Comment
  UCD74304  Balsamorhiza macrolepis Albert A. Grigarick 2008-5-2 6 Placer Martis Valley. Path south of parking lot on south side of Hwy. 267. Approx. 75 yds. down southmost path, south of end of parking lot. 1781 Comment
  JEPS32255  Balsamorhiza macrolepis Alice King 1920 Placer Rattlesnake Bend Comment
  UCD129529  Balsamorhiza sagittata A. A. Heller 1917-6-18 12727 Placer Yuba Pass. Comment
  CHSC74213  Barbarea orthoceras Susi Urie 1998-8-29 98 -162 Placer Lake Tahoe Basin--National Forest. Middle of Page Meadows; about 2 mi west of Lake Tahoe and Sunnyside. Meadow complex. 2115 Comment
  SACT002811  Betula pendula Josephine Van Ess 1977-10-7 Placer Collected in Jaeger Road at Mount Vernon Road the old Teagarden homestead. Abandoned homestead site, grassy slope. Comment
  CAS-BOT-BC102055  Bidens frondosa John Thomas Howell 1929-10-4 4427 Placer 1 1/2 miles from Auburn on road to Colfax Comment
  RSA20887  Blennosperma nanum C. B. Wolf 1937-3-30 8350 Placer Sacramento Valley, 4.8 miles east of Lincoln on Penryn Road. 91 Comment
  UCR177019  Blennosperma nanum var. nanum George K. Helmkamp, E. A. Helmkamp 2006-2-9 10057 Placer Northern Central Valley, WNW of Loomis along Sierra College Blvd near Clover Valley Road [Del Mar Avenue and Grange Avenue] 122 Comment
  CAS-BOT-BC16066  Boechera breweri G. L. Stebbins, Jr. 1952-6-22 5098 Placer Southeast bank of American River, 0.5 mile northeast of bridge on Colfax-Iowa Hill road. 350 Comment
  UC480716  Boechera depauperata W. C. Blasdale Placer Top of Ellis Peak Lake Tahoe Region 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
  CAS-BOT-BC14251  Boechera pinetorum John Thomas Howell 1943-7-25 18816 Placer West side of Donner Pass near Norden. 2133 Comment
  CAS-BOT-BC14252  Boechera pinetorum Lewis S. Rose 1944-7-10 44052 Placer Chambers Lodge, Lake Tahoe. 1920 Comment
  CHSC10542  Boechera platysperma Lowell Ahart 1962-7-13 Placer Ahart Camp, French Meadows. 1706 Comment
  UCD75740  Boechera platysperma Ellen Dean, M. Starbuck,; K. Mawdsley, G. Harrington, M. Bibbo, J. Poloske 2008-7-20 5203 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
  UCD114471  Boechera retrofracta Robert E. Preston 1984-6-13 457 Placer ca. 4 km w of Sunnyside, along Churchevel Rd. 2100 Comment
  CAS-BOT-BC417619  Boykinia major L. S. Smith 1927-8-5 2141 Placer Robertson Flat, R.S. Forest Hill Dist. Comment
  CAS-BOT-BC417620  Boykinia major Lillian Mott 1975-8-4 51 LM74 Placer French Meadows Reservoir on American River Comment
  SD234284  Brickellia californica G. K. Helmkamp, E. A. Helmkamp 2007-9-14 12961 Placer Foothills, norhtern Sierra Nevada Mountains: along Mosquito Ridge Road 6 miles east of Foresthill. 609 Comment
  SEINET4691389  Brickellia californica George K. Helmkamp, E. A. Helmkamp 2010-1 17015 Placer Northern Sierra Nevada Mountains Foothills: Old Foresthill Road (between CA-49 and new Foresthill Rd), 1.8 miles northeast of junction with CA-49. 250 Comment
  UCR190583  Brickellia californica George K. Helmkamp, E. A. Helmkamp 2007-9-14 12961 Placer Northern Sierra Nevada Mountains Foothills, along Mosquito Ridge Road 6 miles east of Foresthill 610 Comment
  UC170078  Brickellia greenei Miss Helen D. Geis Jun 1 1912-Jul 1 1912 204 Placer Deer Park and Crags Deer Park, Crags Comment
  HSC82269  Briza minor Thomas W. Nelson, Jane P. Nelson 1979-4-11 4596 Placer Along N side of Douglas Blvd., 1 mi. S of junction with I-80 Comment
  CAS-BOT-BC145513  Briza minor Peter H. Raven 1954-4-16 6604 Placer 7 miles south of Lincoln on road to Roseville. Comment
  SACT000473  Briza minor Josephine Van Ess 1976-4-26 Placer in low moist area; light shade, grassy, moist 91.5 Comment
  UCD163359  Brodiaea coronaria Robert E. Preston 2014-5-12 2961 Placer 2.1 mi SE of Sheridan, E of Old Hwy 65, S of Yankee Slough. 34 Comment
  RSA21283  Brodiaea minor Carl B. Wolf 1937-5-12 8627 Placer Sacramento Valley, 1 mi N of Lincoln. 46 Comment
  CDA39460  Brodiaea purdyi G. M. Cole 1928-5-2 s.n. Placer Near Auburn. 0 Comment
  CAS-BOT-BC144326  Bromus W. R. Dudley 1900-6-28 s.n. Placer Tallac. Comment
  UCD44481  Bromus arenarius C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1847 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  SACT000388  Bromus carinatus Michael Baad 1983-6-26 Placer 2.2 miles southeast, near Michigan Bluff Road. 1158.24 Comment
  UCD58160  Bromus carinatus Frederica Bowcutt 1994-7-22 1951 Placer Sierra Nevada Mountains, Tahoe Basin, Northshore between Truckee and Tahoe City, Squaw Valley ski resort. Near High Camp on ridge SE of pond site. 2438 Comment
  UCD58249  Bromus carinatus Beecher Crampton 1955-6-15 2819 Placer 5.5 miles west of Iowa Hill. Comment
  UC53633  Bromus carinatus var. carinatus J. Burtt Davy Jun 25 1897-Jun 30 1897 3253 Placer between Truckee and Tahoe (Truckee River Basin); Truckee River Basin Comment
  CAS-BOT-BC148721  Bromus carinatus var. marginatus Beecher Crampton 1985-6-23 9998 Placer North Shore Lake Tahoe, Stateline Road. Comment
  SEINET204035 Image available Bromus carinatus var. marginatus F. J. Hermann 1955-7-27 11942 Placer NW shore of Lake Tahoe 1829 Comment
  SACT000492  Bromus commutatus D. Meyer 1984-6-3 Placer 585.0 Comment
  SACT000528  Bromus diandrus D. Meyer 1983-4-17 Placer 231.648 Comment
  SEINET4391156  Bromus diandrus R. L. Oliver 1976-4-13 s.n. Placer Along roadside, Auburn 366 Comment
  CAS-BOT-BC155063  Bromus hordeaceus John Thomas Howell; Gordon H. True 1972-3-17 7080 Placer Northern outskirts of Lincoln. 48 Comment
  UCD58667  Bromus hordeaceus Beecher Crampton 1955-6-15 2914 Placer Forest Hill. 975 Comment
  UCR241722  Bromus inermis George K. Helmkamp, E. A. Helmkamp 2012-9-25 19922 Placer Northern Sierra Nevada Mountains, Laing Road, parallel to I-80; 0.2 mile east of its junction with Emigrant Gap Road 1611 Comment
  SEINET3817934 Image available Bromus laevipes George K. Helmkamp, E. A. Helmkamp 2012-5-5 18910 Placer Northern Sierra Nevada Foothills, Lake Clementine Road, 1.2 miles west of its junction with Foresthill Road, 0.3 air mi SE (123degrees) of Clementine Dam on the American River (Auburn 7.5' Q. 396 Comment
  UCD58912  Bromus laevipes Beecher Crampton 1955-6-15 2916 Placer 6 miles west of Forest Hill. Comment
  UCD58913  Bromus laevipes A. A. Beetle 1941-5-26 2726 Placer Near Cisco. 914 Comment
  CDA1838  Bromus madritensis A. A. Beetle 1941-5-26 2718 Placer Near Cisco. Comment
  SACT000692  Bromus marginatus D. Meyer 1983-8-20 Placer from road to first lake, steep rocky trail 2000.0 Comment
  SACT000573  Bromus mollis Josephine Van Ess 1976-4-14 Placer sunny slope 91.5 Comment
  SACT000711  Bromus mollis Michael Baad 1983-4-17 Placer 411.48 Comment
  SBBG22672  Bromus orcuttianus M. S. Walters 1960-6-21 Placer Hwy 89 just S of Tahoe City, 0.3 mi S of Truckee River Bridge Comment
  UCD37042  Bromus orcuttianus Beecher Crampton 1956-7-17 3723 Placer Placer County, Blue Canyon. 1432 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
  UCD59271  Bromus orcuttianus Beecher Crampton 1956-7-17 3723 Placer Blue Canyon. 1432 Comment
  SACT000716  Bromus rubens D. Meyer 1983-4-17 Placer Small drainage ditch moist sunny exposure 231.648 Comment
  SACT000755  Bromus suksdorfii Michael Baad 1983-9-3 Placer form saddle between Mount Judah and Mount Lincoln 2529.0 Comment
  SACT000766  Bromus tectorum Michael Baad 1983-5-5 Placer 1.2 miles southeast of Canyon Way descending to North Fork of the American River 548.64 Comment
  SACT000774  Bromus tectorum D. Meyer 1983-6-5 Placer 982.98 Comment
  SACT000777  Bromus tectorum D. Meyer 1983-7-16 Placer 1624.0 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
  UCR68416  Bromus tectorum var. glabratus T. R. Van Devender, R. K. Van Devender 1990-6-4 90- 71 Placer Sierra Nevada Mtns., Tahoe National Forest, Prosser Lake. 3 mi north of Truckee on Hwy 89 1768 Comment
  UCD43047  Calamagrostis bolanderi C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-19 416 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  UCD42956  Calamagrostis canadensis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 325 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  CHSC73939  Callitriche verna Susi Urie 1998-8-19 98 -087 Placer Lake Tahoe Basin--National Forest. About 0.2 mi north of Lake Tahoe; large meadow complex between Kings Beach and Tahoe Vista. 1901 Comment
  POM281959  Calocedrus decurrens Major Irving, Irving 1929-9-17 s.n. Placer Colfax, Sierra Nevada 610 Comment
  UC1479607  Calocedrus decurrens Roy Y. Berg 1965-1-10 RYB 8371 Placer 2 mi w of junction with Hwy. 40 Hwy 20; Emigrant Gap Area Comment
  UC669296  Calocedrus decurrens Annie M. Alexander and Louise Kellogg 1941-10-5 2645 Placer on n slope above Donner Lake 1798 Comment
  CDA34203  Calocedrus decurrens D. G. Kelch 2011-5-17 11 .519 Placer Dutch Flat. Comment
  CHSC3436  Calochortus albus Judy Potter 1966-4-8 Placer Folsom-Auburn Pony Express Trail. Area of P. G. E. reservoir above Rattlesnake Bar. Comment
  CAS-BOT-BC487485  Calochortus albus Saichi Kawahara 1969-5-25 1035 Placer Near B.M. 2393, 'Nigger George Ravine, Colfax - Iowa Hill Road 729 Comment
  CAS-BOT-BC487808  Calochortus coeruleus W. Price 1892-7-1 s.n. Placer Red Point 1371 Comment
  UCR242374  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
  CAS-BOT-BC490164  Calochortus leichtlinii Lowell Ahart 1963-7-1 s.n. Placer Near Robinson Flat. 1828 Comment
  SJSU9954  Calochortus minimus R. L. Fisher 1959-6-26 Placer Yuba Gap, Highway 40 1676 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-BC483463  Calochortus minimus Marcus E. Jones 1882-6-28 3300 Placer Emigrant Gap Comment
  CAS-BOT-BC483468  Calochortus minimus Miss T. O. Raphael 1923-7-6 s.n. Placer Cisco Comment
  SEINET12045761  Calochortus monophyllus L. Constance, Morrison, J. L. 1938-1 2172 Placer E edge of Applegate, Sierra Nevada foothills 610 Comment
  RSA0000324  Calochortus nuttallii var. subalpinus Marcus E. Jones 1882-6-30 s.n. Placer Emigrant Gap. Comment
  CAS-BOT-BC493447  Calochortus superbus R. Halliday; Wayne Roderick 1967-6-10 s.n. Placer North edge of Auburn Comment
  SBBG57803  Calochortus venustus M. N. Ackley -Jun-1925 649 Placer New England Mills Comment
  UC465569  Caltha biflora Katharine Brandegee Placer Alta Comment
  CAS-BOT-BC270654  Calycadenia multiglandulosa H. D. Ripley; R. C. Barneby 1948-7-12 9815 Placer Applegate, along railroad Comment
  UCR51761  Calycadenia multiglandulosa David D. Keck 1932-6-30 1588 Placer Weimar Post Office 686 Comment
  CAS-BOT-BC270650  Calycadenia multiglandulosa David D. Keck 1932-6-30 1588 Placer 0.3 mile N of Weimar P.O. 685 Comment
  RSA6259  Calycadenia multiglandulosa subsp. bicolor D. D. Keck 1932-6-30 1588 Placer 0.3 miles north of Weimar P. O.; Sierra Nevada. 686 Comment
  UC481025  Calycadenia truncata Katharine Brandegee 1908-6-1 Placer Cape Horn Comment
  JEPS127654  Calyptridium monospermum Jurriaan M. de Vos 2014-6-27 295 Placer El Dorado NF. Ca. 1.8 miles SW along French Meadows Road toward Hell Hole from French Meadows Reservoir. Comment
  SCFS1099  Calystegia malacophylla E. Krimmel 2013-5-19 Placer Dry slope. 0.5-miles east of Heath Falls Overlook, on trail Comment
  CAS-BOT-BC221213  Calystegia malacophylla subsp. malacophylla Marcus E. Jones 1882-6-28 3299 Placer Emigrant Gap Comment
  UC879469  Calystegia malacophylla subsp. malacophylla Marcus E. Jones, A. M. Jun 1882 3299 Placer Emigrant Gap Comment
  UCR173738  Calystegia occidentalis subsp. occidentalis George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-14 10706 Placer Northern Sierra Nevada Mountains foothills, 0.2 mile north of Forest Hill Road on Lake Clementine Rd., area northeast of Auburn on Forest Hill Divide 488 Comment
  SEINET10880650 Image available Calystegia vanzuukiae R. K. Brummitt, S. M. Namoff; K. Van Zuuk; Barbara J. Ertter 2012-6-12 Brummitt 22047 Placer Tahoe National Forest, 3 mi NE of Foresthill, on Western States Trail, ca. 1 mi from Michigan Bluff Road. 1091 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
  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
  SEINET10462849  Campanula prenanthoides Brainerd 1915-7-31 BRAINERD 203 Placer Woods above Nevada City. Comment
  SEINET10463028  Campanula prenanthoides Raven 1956-8-4 Raven 9976 Placer Blue Canyon 1433 Comment
  SEINET10463032  Campanula prenanthoides Carpenter Carpenter s.n. Placer Comment
  SEINET10463036  Campanula prenanthoides Wiegand 1921-8-26 WIEGAND 2397 Placer Blue Canyon, Donner Pass road 1219 Comment
  SEINET10463250  Campanula prenanthoides Feudge 1927-7-18 FEUDGE 1774 Placer Emigrant Gap 1524 Comment
  CDA15643  Cardamine breweri G. F. Hrusa, J. Glazner 1999-7-18 15213 Placer Lake Tahoe; Wooded slopes betw. Squaw Ck, Hwy 89, and Squaw Valley Rd 1889 Comment
  UCD22363  Cardamine cordifolia Beth Lowe Corbin 1982-8-19 381 Placer 1 3/4 miles SSW of The Cedars. Partial sun. Common. NE facing slope, 25% incline. In shallow stream in logged whtie fir forest. Flowers white. 1950 Comment
  UC170121  Cardamine cordifolia var. lyallii Miss Helen D. Geis 1912-6 65 Placer Deer Park Comment
  SEINET5341070  Cardamine oligosperma M. Demorest 1962-3-15 s.n. Placer Junction of the North and Middle Forks of the American River, 4 miles from Auburn. 274 Comment
  CAS-BOT-BC259177  Cardamine pensylvanica George K. Helmkamp; E. A. Helmkamp 2012-2-23 18576 Placer Eastern edge Sacramento Valley: Newcastle, along CA-193 (Newcastle Hwy), 0.1 mile southeast of its junction with Langs Hill Road, west of the junction with I-80, SW of Auburn 279 Comment
  UCR224863  Cardamine pensylvanica George K. Helmkamp, E. A. Helmkamp 2010-4-23 15909 Placer Sierra Nevada Mountains Foothills, along Salmon Falls Road, at Miners Valley Rd., 4.5 miles south of junction with CA-49 at Pilot Hill 287 Comment
  CDA39224  Cardaria pubescens Keith Kohler 2013-8-5 PDR# 310 P06129936 Placer Vicinity of Truckee; Northstar, Village Walk. 0 Comment
  UCD42961  Carex C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 330 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  UCD162533  Carex abrupta Steve Matson 1997-7-17 100 Placer nSNH; Tahoe north shore; Snow Creek watershed, Tahoe Vista/Kings Beach; middle fork snow creek; 'big pine' meadow. 1908 Comment
  JEPS49048  Carex abrupta Leland S. Smith 1926-6-10 1904 Placer near McMurray Lake (n of Bowman) 1828 Comment
  CHSC74283  Carex angustata Susi Urie 1998-8-25 98 -099 Placer About 0.2 mi north of Lake Tahoe; large meadow complex between Kings Beach and Tahoe Vista. 1901 Comment
  CHSC89003  Carex aquatilis var. aquatilis L. P. Janeway 2004-8-18 8247 Placer Northern High Sierra Nevada. Between Blackwood Canyon Road and Blackwood Creek 2.7 km west from Hwy 89 and west shore of Lake Tahoe. Large meadow complex. 1945 Comment
  CDA15926  Carex athrostachya G. F. Hrusa, J. Glazner 1999-7-17 15177 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. Open to +- closed Pinus jeffreyi, Artemisia tridentata, and Purshia tridentata grading into Abies concolor coniferous forest in vicinity. Clumping on edges of moist, lower part of main drainage. 1889 Comment
  CHSC74285  Carex athrostachya Susi Urie 1998-9-1 98 -177 Placer Large meadow below Hwy 28, between the highway and Lake Forest Road; about 0.3 mi north of Lake Tahoe. 1908 Comment
  CHSC84746  Carex athrostachya L. P. Janeway; B. Castro 2003-8-23 7967 Placer Northern High Sierra Nevada. Upper end of large meadow along Barker Creek just upstream from the confluence of the creek out of Bear Lake; 3.1 km south-southwest of Barker Pass. 2106 Comment
  UCD42857  Carex athrostachya C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-23 224 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  UCD43369  Carex athrostachya C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-12 737 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  JEPS2511  Carex davyi J. Burtt Davy Jun 25 1897-Jun 30 1897 3266 Placer meadows by river; Truckee River Basin; Truckee River Basin, Placer Co. Comment
  CAS-BOT-BC34439  Carex deflexa var. boottii John Thomas Howell 1943-7-21 18645 Placer Donner Pass to Mt. Lincoln. Comment
  SEINET3026333 Image available Carex deflexa var. boottii Marcus E. Jones 1882-6-30 3307 Placer Emigrant Gap. Comment
  CDA15925  Carex douglasii G. F. Hrusa, J. Glazner 1999-7-17 15176 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. Open to +- closed Pinus jeffreyi, Artemisia tridentata, and Purshia tridentata grading into Abies concolor coniferous forest in vicinity. Short, open rhizomatous colony in dry area. Uncommon here. 1889 Comment
  UC825093  Carex feta Lewis S. Rose 1939-6-5 39217 Placer near Emigrant Gap; Bear Valley 1371 Comment
  CAS-BOT-BC20168  Carex filifolia var. erostrata Marcus E. Jones 1882-6-18 s.n. Placer Emigrant Gap. 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-BC20952  Carex heteroneura John H. Thomas; Hazelle A. Thomas 1956-7-21 6174 Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento. 2377 Comment
  CDA16044  Carex heteroneura G. F. Hrusa, J. Glazner 2000-9-3 15668 A Placer Sierra Nevada; Sugar Bowl Ridge, immediately to W of Crow's Nest ski run. 2164 Comment
  UCD75686  Carex heteroneura Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5135 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, along Emigrant Trail on the N side of the north fork of Cold Creek, forest clearing off trail. 2112 Comment
  SEINET176588  Carex hoodii M. E. Jones 1882-6-28 3532 Placer Emigrant Gap Comment
  UC826077  Carex hoodii Marcus E. Jones, A. M. 1882-6-28 3532 Placer Emigrant Gap Comment
  SEINET5332347 Image available Carex integra A. A. Heller 2009-7-16 9841 Placer Summit 2134 Comment
  CAS-BOT-BC35503  Carex jonesii Alice Eastwood 1912-6-15 s.n. Placer Deer Park, Lake Tahoe Region Comment
  POM80922  Carex lemmonii Marcus E. Jones 1882-6-18 s.n. Placer Emigrant Gap. Comment
  UCD42893  Carex lenticularis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 261 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  UCD42832  Carex leporinella C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-23 198 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  NY11202  Carex luzulifolia var. strobilantha A. A. Heller 1903-8-17 7187 Placer Above Donner Pass 2286.0 Comment
  SEINET4286044  Carex mariposana K. Chung, Matson, S 2009-1 1072 Placer Lake Tahoe, north side Comment
  CAS-BOT-BC32060  Carex multicaulis Clare B. Hardham 1961-6-14 7349 Placer Route 40, near Baxter. Comment
  CAS-BOT-BC119850  Carex nebrascensis Margaret Williams 1974-8-8 74 -P1-12 Placer Murphy's Meadow, 5 mi SE of Hirschdale. 2316 Comment
  CDA15924  Carex nebrascensis G. F. Hrusa, J. Glazner 1999-7-17 15175 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  CHSC74303  Carex nebrascensis Susi Urie; Eric Schroder 1998-9-11 98 -341 Placer Lake Tahoe Basin. Antone Meadows; along Burton Creek, about 2.1 mi northwest of Lake Tahoe. 2072 Comment
  SD480  Carex nebrascensis Jun 1915 73 Placer Donner. Comment
  UCD43126  Carex nebrascensis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-19 494 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  UCD43190  Carex nebrascensis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-20 559 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  CDA12407  Carex nervina G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8535 Ab Placer Lake Tahoe; N side of upper Ward Valley, 4 mi SW of Tahoe City. Comment
  SEINET4286151 Image available Carex occidentalis K. Chung, Matson, S 2009-1 1076 Placer Lake Tahoe, north side. Comment
  UCD43124  Carex pachycarpa C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-19 492 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
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Nov 18 2008
  CHSC74305  Carex pachystachya Susi Urie 1998-8-17 98 -051 Placer Lake Tahoe Basin Management Unit. About 0.5 mi north of Ward Creek, along a small tributary; about 2 mi west of Lake Tahoe and Sunnyside. 2097 Comment
  CHSC89322  Carex pachystachya G. F. Hrusa; J. Glazner 2000-7-1 15589 Placer Northern Sierra Nevada. Summit Village, Truckee. Along Donner Creek adjacent to Hwy 89. UTM: 10 S, 43571 N, 07411 E. [Lat./long. on label is '39 22 N; 120 15 W']. 1844 Comment
  CHSC74293  Carex pellita Susi Urie 1998-8-29 98 -163 Placer Lake Tahoe Basin Management Unit, National Forest. Middle of Page Meadows; about 2 mi west of Lake Tahoe and Sunnyside. 2115 Comment
  UCD43076  Carex pellita C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-19 444 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  CHSC67708  Carex scopulorum var. bracteosa James D. Jokerst 1986-7-13 2722 Placer Trail from The Cedars, high Sierra Nevada SW of Donner Lake, in Sheet Valley. 2133 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
  HSC95414  Carex scopulorum var. bracteosa L. P. Janeway, B. Castro 2003-8-24 7969 Placer N High Sierra Nevada, below Pacific Crest Trail, 2.1 km N of Barker Pass, head of small drainage into N Fork Blackwood Creek 2365 Comment
  CAS-BOT-BC117526  Carex sheldonii Peter H. Raven 1949-6-28 959 Placer Baxter's 1219 Comment
  RSA501133  Carex spectabilis John F. Emmel 1974-7-25 525 Placer Slope 0.3 air mile E of Lake Mary, SE of Donner Pass. 2317 Comment
  CHSC68064  Carex subfusca James D. Jokerst 1986-7-12 2693 Placer Trail from The Cedars, high Sierra Nevada SW of Donner Lake, S side of river along trail from Chickerings home upstream to Blue and Gold Meadow. Comment
  CHSC73339  Carex subfusca L. P. Janeway; Eric Schroder 1998-9-16 6337 Placer Lake Tahoe Basin Management Unit. Small 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
  CHSC74313  Carex subfusca Susi Urie 1998-8-17 98 -052 Placer Lake Tahoe Basin Management Unit. About 0.5 mi north of Ward Creek, along a small tributary; about 2 mi west of Lake Tahoe and Sunnyside. 2097 Comment
  CHSC74717  Carex subfusca Susi Urie 1998-8-29 98 -154 Placer Lake Tahoe Basin Management Unit. Middle of Page Meadows; about 2 mi west of Lake Tahoe and Sunnyside. 2115 Comment
  UCD42867  Carex subfusca C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-23 234 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  UCD43087  Carex subfusca C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-19 455 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
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Nov 18 2008
  CAS-BOT-BC116552  Carex subfusca John Thomas Howell 1938-8-2 14005 Placer 5 mi N of Brockway Comment
  CHSC74315  Carex utriculata Susi Urie 1998-9-3 98 -225 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
  CHSC74719  Carex utriculata Susi Urie; Eric Schroder 1998-9-10 98 -328 Placer Lake Tahoe Basin Management Unit. Antone Meadows: along Burton Creek, about 2.1 mi northwest of Lake Antone. 2072 Comment
  UC710519  Carex utriculata Lewis S. Rose 1944-7-25 44244 Placer Chambers Lodge Lake Tahoe 1920 Comment
  UCD162535  Carex utriculata Steve Matson 2002-8-17 697 Placer nSNH; Tahoe north shore; Burton Creek watershed, near Tahoe City and North Tahoe High School. 2011 Comment
  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
  UCD83800  Carex utriculata Angela Calderaro 2009-7-8 s. n. Placer Truckee, near Donner Creek, SE of the intersection of Coldstream Rd. and Deerfield Dr. 1802 Comment
  CAS-BOT-BC115055  Carex vesicaria Malcom A. Nobs; Stanley Galen [S. Galen] Smith 1949-8-21 1517 Placer Marsh between Sandy Beach and Agate Bay, N end of Lake Tahoe. Comment
  RSA0115170  Carex vesicaria Lyman Benson 1942-7-2 11269 Placer Highway junction 1 mile west of Truckee. Mt. Range: Sierra Nevada. 1828 Comment
  UC1729965  Carex vesicaria var. vesicaria L. P. Janeway, Eric Schroder 1998-9-16 6325 Placer about 3.7 mi sw of Lake Tahoe (southwestern border of Lily Lake, head of McKinney Creek, Homewood Quadrangle); Lily Lake, McKinney Creek 2164 Comment
  CAS-BOT-BC114926  Carex whitneyi Alice Eastwood 1912-6-15 474 Placer Deer Park, Lake Tahoe Region 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
  CAS-BOT-BC114930  Carex whitneyi Lewis Samuel Rose 1940-6-1 40451 Placer Truckee River, 3 mi. NW of Tahoe City. 1889 Comment
  SEINET7580529 Image available Carex whitneyi Unknown 1969-7-11 3523 Placer Tahoe, Big Bend. Comment
  SACT002848  Castanea sativa Josephine Van Ess 1977-6-9 Placer Collected at Teagarden homesite near Mount Vernon Road. Long abandoned planting, now pasture. 353.7 Comment
  SACT002855  Castanopsis sempervirens Michael Baad 1983-7-1 Placer 3 miles south of Blue Canyon Road junction with I80 on Blue Canyon Road. White fir- ponderosa pine forest. 1584.96 Comment
  SCFS11529121  Castilleja E. Krimmel 2012-8-28 Placer NFAm below Chickering bridge. Growing near drying stream bed. Comment
  SCFS1147  Castilleja E. Krimmel, F. Felix 2013-7-28 Placer NFAm. Swimming Hole Trail. Stop #4. Comment
  JEPS88816  Castilleja affinis subsp. affinis T. I. and F. M. Chuang 1991-6-29 7838 Placer Gold Run Comment
  UCR194698  Castilleja affinis subsp. affinis George K. Helmkamp, E. A. Helmkamp 2007-5-30 12201 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 17 miles east of its junction with Forest Hill Road in Foresthill, NW of Ditch Camp 963 Comment
  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
  CAS-BOT-BC249704  Castilleja applegatei subsp. pinetorum Alice Eastwood 1912-6-15 59 Placer Sunnyside, Lake Tahoe Region Comment
  CAS-BOT-BC518712  Castilleja applegatei subsp. pinetorum George K. Helmkamp; E. A. Helmkamp 2012-6-19 19212 Placer Northern Sierra Nevada Mountains Foothills: Mosquite Ridge Rd, 2.7 mi S of jct with Foresthill Rd 820 Comment
  UC174622  Castilleja applegatei subsp. pinetorum A. A. Heller 1909-7-16 9840 Placer Summit 2133 Comment
  CDA12001  Castilleja attenuata G. F. Hrusa 1995-5-2 12182 Placer Sierra Nevada; approx. 1 km. on Mosquito Ridge Rd. past Gorman Ranch Rd. intersection. Comment
  JEPS113282  Castilleja attenuata Lowell Ahart, Brian Williams 2007-4-13 13652 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
  SDSU10834  Castilleja attenuata D. F. Howe 1948-5-20 1837 Placer 457 Comment
  UCR173271  Castilleja foliolosa George K. Helmkamp, Elizabeth Helmkamp 2006-5-13 10435 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
  SBBG26850  Castilleja lacera C. L. Hitchcock 1940-5-14 6387 Placer Meier Ranch, ca. 6 mi N of Colfax 762 Comment
  JEPS86493  Castilleja miniata L. R. Heckard with J. Hickman and Alice Howard 1986-7-27 6576 Placer ca 5 mi se Donner Lake (creek ca 1 mi se of Chickering houses at Soda Springs, Sherman Chickering's Soda Springs holdings); Sherman Chickering's Soda Springs 2133 Comment
  JEPS9774  Castilleja miniata W. L. Jepson 1918-7-30 7731 Placer Tahoe; Lake Tahoe 1920 Comment
  RSA35122  Castilleja miniata L. S. Rose 1944-7-25 44248 Placer Chambers lodge, Lake Tahoe. 1921 Comment
  RSA448749  Castilleja miniata Bonnie C. Templeton 1931-7-5 1509 Placer Near Meek's Bay, Lake Tahoe. 2280 Comment
  UC1063339  Castilleja miniata B. Bolt 1934-7-19 151 Placer 1.5 mi n Tadpole Spring; Tahoe Natonal Forest, Colfax Quad. 1889 Comment
  UCD18257  Castilleja pilosa E. A. Dean; N. Wymer, T. and M. Starbuck 1998-8-15 468 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
  JEPS86483  Castilleja pruinosa L. R. Heckard with J. Hickman and Alice Howard 1986-7-26 6563 Placer ca 5 mi se Donner Lake (w of Tinker Knob, Sherman Chickering's Soda Springs holdings); Sherman Chickering's Soda Springs 2042 Comment
  UC147636  Castilleja pruinosa Harriet A. Walker 1908-6-23 1240 Placer Blue Canyon 1432 Comment
  UCR172648  Castilleja pruinosa George K. Helmkamp, Elizabeth Helmkamp 2006-4-13 10199 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
  CHSC73996  Castilleja tenuis Susie Urie 1998-8-17 98 -054 Placer About 0.5 mi north of Ward Creek, along a small tributary; about 2 mi west of Lake Tahoe and Sunnyside. 2097 Comment
  JEPS4341  Castilleja tenuis W. L. Jepson 1931-6-16 15929 Placer Tahoe Vista; Lake Tahoe 2042 Comment
  UCD21897  Castilleja tenuis Beth Lowe Corbin 1982-8-5 258 Placer Onion Creek campground. 1841 Comment
  CHSC106017  Ceanothus William Williams 1986-6-15 Placer Norden. Hill at top of ski lift. Comment
  UC1281387  Ceanothus X flexilis G. Townsley, H. E. McMinn 1941-8-23 5367 Placer on road to Dutch Flat 1/8 mi n Mote Vista; n of Mote Vista Comment
  POM126437  Ceanothus X lorenzenii C. F. Sonne 1892-07 s.n. Placer Downe Lake, R Hills on road to Tahoe Comment
  CAS-BOT-BC47858  Ceanothus cordulatus Alice Eastwood 1909-1-1 s.n. Placer Sunnyside Comment
  CAS-BOT-BC47894  Ceanothus cordulatus Sachs 1922-7-1 1216 Placer Lake Tahoe Comment
  CAS-BOT-BC47899  Ceanothus cordulatus H. E. McMinn 1926-5-29 1752 -A Placer At Crystal Lake-road to Truckee 3 mi west of Cisco Hotel Comment
  JEPS42224  Ceanothus cordulatus W. L. Jepson 1918-7-30 7725 Placer Tahoe Lake Tahoe 1920 Comment
  SEINET5339240  Ceanothus cordulatus P. A. Lehenbauer 1932-6-26 s.n. Placer Tahoe City Comment
  UC1070650  Ceanothus fresnensis B. Bolt 1934-7-16 118 Placer 1 1/2 miles SE of Health Springs 2164 Comment
  SD241942  Ceanothus integerrimus George K. Helmkamp, E. A. Helmkamp 2010-4-17 15900 Placer Siera Nevada Mountains Foothills: Rattleshake Bar Road, 8.3 miles southwest of its junction with CA-49 near Pilot Hill (Pilot Hill 7.5'Q) 308 Comment
  UC1070709  Ceanothus integerrimus N. French 1934-5-24 69 Placer N. Fork of N. Fork American River Colfax quad., Tahoe National Forest 1341 Comment
  SEINET5339316  Ceanothus integerrimus F. Emmerich 1920-1 s.n. Placer Northfork of the Middlefork of the American River. 366 Comment
  POM260025  Ceanothus integerrimus var. californicus C. L. Hitchcock 1940-5-7 6336 Placer 1 mile west of Baxter. Comment
  POM86936  Ceanothus integerrimus var. californicus I. E. Diehl 1902-7-7 s.n. Placer Colfax Comment
  SACT002935  Ceanothus integerrimus var. californicus Josephine Van Ess 1979-5-9 Placer Collected below railroad bridge near highway 49, beside American River. Rocky, sunny river bank, near stream. Comment
  CAS-BOT-BC51040  Ceanothus integerrimus var. macrothyrsus G. P. Rixford 1915-7-10 s.n. Placer Cisco Comment
  CDA14273  Ceanothus integerrimus var. macrothyrsus F. G. Andrews, T. Eichlin 1998-6-12 s.n. Placer Sierra Nevada; 6.5 mi. NE of Foresthill on Mosquito Ridge. 1304 Comment
  CAS-BOT-BC51154  Ceanothus lemmonii J. Walker 1941-5-11 107 Placer 35 miles past Auburn on Highway 40 on road to Lake Tahoe Comment
  SBBG26946  Ceanothus lemmonii C. L. Hitchcock 1927-5-7 6327 Placer ca. 1 mi W of Baxter Comment
  CAS-BOT-BC63358  Ceanothus prostratus Mary E. Jump 1939-4-23 s.n. Placer Towle, near Alta. Comment
  CAS-BOT-BC63394  Ceanothus prostratus Brandegee 1889-1-1 76 Placer Blue Canyon. Comment
  CAS-BOT-BC63399  Ceanothus prostratus Brandegee 1889-4-1 72 Placer Blue Canyon. Comment
  CAS-BOT-BC63400  Ceanothus prostratus John H. Thomas; Hazelle A. Thomas 1956-7-21 6225 A Placer Sierra Nevada. Vicinity of Donner Pass, about 80 mi. ne. of Sacramento. 2377 Comment
  POM260169  Ceanothus prostratus C. L. Hitchcock 1940-5-7 6330 Placer 1 mile west of Baxter. Comment
  UC1071287  Ceanothus prostratus N. French 1934-6-22 471 Placer 1/2 mi w Lake Van Norden; Tahoe National Forest, Truckee Quad. Comment
  UC18387  Ceanothus prostratus H. N. Bolander 1865-4-13 4557 Placer Forest Hill Comment
  UCD112644  Ceanothus prostratus Eric Brenner; John Hunter 1996-5-26 014 Placer Big Trees, Mosquito Ridge Rd, Tahoe National Forest. 1740 Comment
  UCD112654  Ceanothus prostratus G. K. Helmkamp; E. A. Helmkamp 2007-5-23 12054 Placer Northern Sierra Nevada Mountains: along Forest Hill Road, 11.1 miles northeast of Foresthill. 1463 Comment
  UCR208584  Ceanothus prostratus George K. Helmkamp, E. A. Helmkamp 2009-5-11 14656 Placer Sierra Nevada Mountains Foothills, junction of Forest Hill Road and Chicken Hawk Road, northeast of the city of Foresthill 1338 Comment
  POM86930  Ceanothus tomentosus Katherine Brandegee 1908-06 s.n. Placer Near Cape Horn. Comment
  CAS-BOT-BC52880  Ceanothus tomentosus var. tomentosus Kath. Brandegee 1908-6-1 s.n. Placer Between Magra and Cape Horn Comment
  UCD112836  Ceanothus velutinus T. I. Storer 1925-7-23 543 Placer Lake Tahoe. Comment
  CAS-BOT-BC52401  Ceanothus velutinus var. velutinus Sachs 1922-7-1 s.n. Placer Lake Tahoe Comment
  CAS-BOT-BC277039  Centaurea maculosa T. C. Fuller 1965-8-10 13944 Placer S. side of the westbound lanes of Interstate 80 freeway, 0.1 mi. e. of Blue Canyon Rd., Sierra Nevada 1524 Comment
  HSC5245  Centaurea melitensis Paul Shields 1956-6-5 Placer 1 mile NE Auburn Comment
  SD243075  Centaurea stoebe subsp. micranthos George K. Helmkamp, E. A. Helmkamp 2011-8-26 18159 Placer Northern Sierra Nevada Mountains Foothills: Forest Hill Road, 3.5 miles east of its junction with Mesquite Road in the city of Foresthill (Michigan Bluff 7.5'Q) 1402 Comment
  CDA16983  Cerastium fontanum subsp. vulgare G. F. Hrusa, M. I. Wibawa, J. Glazner 2002-5-22 16036 Placer Sierra Nevada; Hughes Mill (site) above Foresthill. 1066 Comment
  CHSC96464  Cerastium glomeratum Lowell Ahart; Brian Williams 2007-4-13 13642 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
  JEPS51365  Cerastium glomeratum W. L. Jepson 1938-4-5 18581 Placer 2 mi. e. on Placerville rd. Auburn Comment
  CDA12425  Chaenactis douglasii G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8554 Ab Placer Lake Tahoe; W end of Ward Valley, 4 miles SW of Tahoe City. Comment
  UCD75744  Chaenactis douglasii Ellen Dean, M. Starbuck,; K. Mawdsley, G. Harrington, M. Bibbo, J. Poloske 2008-7-20 5208 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
  UC472232  Chaenactis douglasii var. douglasii Katharine Brandegee 1908-7-1 Placer summit above Lake Valley Comment
  CAS-BOT-BC32701  Chaenactis rubricaulis Harriet Ann Walker 1910-6-22 2170 Placer Sierra Nevada. Deer Park. 1970 Comment
  CAS-BOT-BC140757  Chamaebatia foliolosa Noel F. Sommer 1954-5-19 97 Placer .6 mile north of U.S. Highway 40 on Dutch Flat road 1066 Comment
  CAS-BOT-BC141726  Chamaebatia foliolosa Marcus E. Jones 1882-6-28 3297 Placer Emigrant Gap Comment
  CAS-BOT-BC141727  Chamaebatia foliolosa C. Hart Merriam 1911-11-5 s.n. Placer Colfax Comment
  UC565983  Chamaebatia foliolosa G. T. Nordstrom 1934-6-20 126 Placer Mammoth Springs 1676 Comment
  CHSC81780  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart 2001-10-10 9347 Placer French Meadows Reservoir, near the boat or trail access area on the northwest side of the reservoir, about 1 mile southwest of the bridge across the Middle Fork of the American River, about 2 miles southwest of Ahart Camp, about 22 miles (air) northeast of Forest Hill. 1594 Comment
  CHSC82572  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart 2002-7-22 9886 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
  JEPS14354  Chamaesyce serpyllifolia Rimo Bacigalupi with Stebbins, Hawkes, Ehrendorfer, Stutz, Zohary, and Hunziker 1952-7-19 3869 Placer 5 mi e Iowa Hill (roadside near crossing of the n fork of Shirttail Creek, on the rd to Damascus) 1097 Comment
  UC570786  Chamaesyce serpyllifolia H. L. Mason 1929-10-4 5456 Placer 4 mi below Colfax Comment
  SEINET12194045  Chamerion angustifolium J. H. Nishida 1985-1 779 Placer Homewood 1829 Comment
  SEINET215004  Chamerion angustifolium subsp. circumvagum Richard J. Patterson 1969-7-1 182 -16 Placer South of Interstate 80 along creek parallel to Casa Loma Road Alta. 975 Comment
  UC1874972  Cheilanthes gracillima Ruth Kirkpatrick 2001-7-16 1064 Placer Junction of Hwy 20 with Sierra Discovery Trail, 3 mi E of Hwy 80. 1421 Comment
  UCD15605  Chimaphila umbellata Lisa Montany 1985-5-18 22 Placer Mosquito Ridge Rd, 21.8 miles west of Forest Hill Rd. Comment
  UCD33394  Chloris verticillata Beecher Crampton 1967-7-26 8164 Placer 2.5 miles SW of Applegate, Interstate Hwy. 80, junction of Meadow Vista Road. 487 Comment
  UCR218121  Chlorogalum grandiflorum George K. Helmkamp, E. A. Helmkamp 2010-6-26 16394 Placer Sierra Nevada Mountains Foothills, Yankee Jim's Road in Bunch Canyon, 0.5 mile southeast of its junction with Canyon Way 591 Comment
  UCD159460  Chondrilla juncea D. S. Park 2010-8-11 214 Placer East of Lincoln. All along Hwy 193. Abundant. 86 Comment
  SEINET13331376 Image available Chondrilla juncea P. C. Martinelli, A. L. Rivers, R. Uriarte 1965-10-29 s.n. Placer Horseshoe Bar Road, Folsom Lake Comment
  UCR194954  Chorizanthe membranacea George K. Helmkamp, E. A. Helmkamp 2007-5-18 12038 Placer Northern Sierra Nevada Mountains Foothills, along the connection road from CA-49 to Forest Hill Road; 1.1 miles east of the crossing of the junction of the North and West Forks of the American River 229 Comment
  UC1135238  Chrysolepis sempervirens N. French 1933-7-14 87 Placer Greek Store; Tahoe National Forest, Colfax Quad. 1676 Comment
  UC147577  Chrysolepis sempervirens Harriet A. Walker 1908-6-23 1228 Placer Blue Canyon 1432 Comment
  UCD110126  Chrysolepis sempervirens Beecher Crampton 1975-10-14 9319 Placer Blue Canyon airport area. 1524 Comment
  UCD150765  Chrysolepis sempervirens James A. Neilson Jr. 1970-8-1 1695 Placer Tahoe Basin, SW Tahoe City. 1901 Comment
  SEINET7450569 Image available Chrysopsis breweri L. Miller 1933-8-6 s.n. Placer Lake Tahoe, near Homewood Comment
  SEINET11860558  Chrysothamnus nauseosus subsp. albicaulis L. S. Rose 1938-9-14 38258 Placer South Fork of Yuba River, Cisco 1615 Comment
  SACT000748  Cinna latifolia D. Meyer 1984-7-15 Placer 12.64 km from Serene Lakes Lodge moist roadside stream. 1909.0 Comment
  SBBG61290  Circaea alpina M. N. Ackley -Jun-1925 731 Placer Lang's Crossing, Bear River 1371 Comment
  JEPS59281  Cirsium andersonii W. L. Jepson 1918-8-20 8076 Placer Lake Tahoe, Tahoe 1905 Comment
  SCFS1026  Cirsium andersonii F. Felix 2014-7-5 Placer Between Onion and Cedar Creeks, on terrace above NF channel Comment
  UCD107267  Cirsium andersonii Chuck Hughes 2010-7-13 234 Placer Within 50 ft of north side of Alpine Meadows Road. 1903 Comment
  UCD21710  Cirsium andersonii Beth Lowe Corbin 1982-8-3 204 Placer Onion Creek campground. In fine, sandy, granitic soil. Disturbed area of White Fir forest. Biennial. Flowers dark rose purple. Mostly sun. SW facing slope. Many plants localized. 1841 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
  SEINET7836840 Image available Cirsium scariosum A. A. Heller, P. B. Kennedy 1907-7-3 8692 Placer Red Clover Valley Comment
  UCD21711  Cirsium vulgare Beth Lowe Corbin 1982-8-10 310 Placer Onion Creek campground. In disturbed soil along roadside. Coarse herb 3' high. Flowers purple. Full sun. South facing slope, 10% incline. Common. 1841 Comment
  CAS-BOT-BC439030  Cistanthe monosperma G. P. Rixford 1915-7-10 s.n. Placer Cisco Comment
  CAS-BOT-BC162650  Clarkia Saichi Kawahara 1969-7-6 1461 Placer East bank of Indian Creek, Mel Henderson Ranch 1002 Comment
  UCD104313  Clarkia biloba L. D. Gottlieb 1988-6-29 8837 Placer E of Colfax, on Iowa Hill Road, 1.6 miles E of Canyon Road. Comment
  UCD72503  Clarkia biloba subsp. biloba Ellen Dean 2006-5-22 3141 Placer Above north fork of the American River, east of Foresthill Bridge, along Upper Lake Clementine Road nearing the bottom (river end) of the road. 308 Comment
  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
  UCR218446  Clarkia biloba subsp. brandegeeae George K. Helmkamp, Mary Alice Barnes & Mary Jane Ganibe 2010-7-2 16423 Placer Sierra Nevada Mountains Foothills, Yankee Jims Road on the east side of Yankee Jims Bridge over the North Fork American River, 5 mi. SE (146 deg. ) of Colfax 282 Comment
  UCR233229  Clarkia biloba subsp. brandegeeae George K. Helmkamp, E. A. Helmkamp 2011-7-9 17689 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 10.8 miles southeast of its junction with Foresthill Road 503 Comment
  UCD34164  Clarkia purpurea Beecher Crampton 1977-6-11 9501 Placer 3.5 miles N.E. of Auburn, Dry Creek road just east of Elder's Corners. Comment
  CAS-BOT-BC163365  Clarkia purpurea subsp. purpurea Gordon H. True 1971-7-2 6863 Placer Northern outskirts of Lincoln 48 Comment
  RSA21799  Clarkia purpurea subsp. purpurea Carl B. Wolf 1937-6-11 8772 Placer Sacramento Valley, 1 mile north of Lincoln 46 Comment
  SBBG29106  Clarkia purpurea subsp. purpurea L. Constance 1941-5-28 2821 Placer 2 mi N of Lincoln 60 Comment
  UCD104945  Clarkia purpurea subsp. quadrivulnera K. O'Keefe 1995-6-4 s.n. Placer Along Forest Hill Road, about 10 miles E of Auburn, in the Sierra foothills. 500 Comment
  UCD104965  Clarkia purpurea subsp. viminea L. D. Gottlieb 1988-6-29 8838 Placer Iowa Hill Road, E of Colfax, 1.6 miles E of Canyon Road. Comment
  SCFS1222  Clarkia rhomboidea E. Krimmel, F. Felix 2014-6-26 Placer NFAm. Heath Falls Trail, Land of the Lost Comment
  UCD21990  Clarkia rhomboidea Beth Lowe Corbin 1982-8-4 216 Placer 1/4 mile NW of Onion Creek campground. 1950 Comment
  UCR218228  Clarkia unguiculata George K. Helmkamp, E. A. Helmkamp 2010-6-26 16409 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
  CAS-BOT-BC451735  Claytonia lanceolata Betty H. Jorgensen 1944-6-24 490 Placer Cascade Lakes, ca. 6 miles sw. of Soda Springs Comment
  CDA32818  Claytonia perfoliata William J. Ferlatte 1977-3-21 s. n. Placer Rocklin: Corner of China Garden Rd. & Rustic Hills Dr., next to Hwy 80 0 Comment
  SEINET5336356  Claytonia perfoliata J. Solaegui 1977-3-19 s.n. Placer 3 miles east of Auburn on Rt. 49. Along dirt road on eastern sloping hillside 335 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-BC443632  Claytonia perfoliata subsp. perfoliata John Thomas Howell; Gordon H. True 1972-3-17 7075 Placer Just south of Auburn Ravine, 1 1/2 miles west of Lincoln 48 Comment
  CAS-BOT-BC443740  Claytonia rubra subsp. rubra Miss Francis D. Patterson 1921-4-1 s.n. Placer Dutch Flat Comment
  UCD22157  Claytonia rubra subsp. rubra Rex Palmer 1979-6-19 N 215 Placer Headwaters Basin Area of the North Fork of the American River. Comment
  CAS-BOT-BC91455  Clematis lasiantha Annetta Carter 1937-4-25 1248 Placer Between Folsom and Auburn, 6.5 miles southeast of Loomis. 152 Comment
  SEINET12087595  Clematis lasiantha Unknown 1937-1 1248 Placer Between Folsom and Auburn, 6.5 mi SE of Loomis 152 Comment
  HSC95812  Collinsia heterophylla Kevin Thomas 2004-4-10 22 Placer Newcastle Comment
  JEPS111193  Collinsia parviflora Steve Matson 2005-7-4 1367 Placer Martis Valley, southeast of Truckee, National Recreation Area, south of Highway 267 and south of Martis Creek on western edge of Northstar subdivision; on trail near stream. 39.2915 N, 120.1352 W: Elevation 5,900 ft. 1798 Comment
  UCR218242  Collinsia tinctoria George K. Helmkamp, Mary Alice Barnes & Mary Jane Ganibe 2010-7-2 16430 Placer Sierra Nevada Mountains Foothills, Yankee Jims Road on the east side of Yankee Jims Bridge over the North Fork American River, 5 mi. SE (146 deg. ) of Colfax 282 Comment
  UC1032608  Collinsia torreyi var. torreyi N. French 1934-5-31 381 Placer 1 1/2 mi w of Mammoth Springs (Tahoe National Forest); Tahoe National Forest 1645 Comment
  UC373268  Collinsia torreyi var. torreyi Marcus E. Jones 1882-6-18 3277 Placer Emigrant Gap Comment
  JEPS111288  Collomia grandiflora Steve Matson 2005-7-4 1372 Placer Martis Valley, southeast of Truckee, National Recreation Area (Army Corps of Engineers), south of Highway 267 and south of Martis Creek and west of Northstar subdivision; near stream. 39.2899 N, 120.1367 W: elevation 5,900 ft. 1798 Comment
  SEINET2445704  Collomia heterophylla George K. Helmkamp, E. A. Helmkamp 2007-5-30 12180 Placer Northern Sierra Nevada Mountains Foothills. Mosquito Ridge Road, 10.7 miles E of its jct with Forest Hill Road in Foresthill. (Michigan Bluff 7.5' Q). 588 Comment
  UC147635  Collomia heterophylla Harriet A. Walker 1908-6-23 1246 Placer Blue Canyon Comment
  UCD43075  Collomia linearis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-19 443 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  RSA795082  Collomia tinctoria George K. Helmkamp, E. A. Helmkamp 2011-8-26 18169 Placer along Forest Hill Road, 0.4 miles west of Robinson Flat. 2041 Comment
  UC879804  Collomia tinctoria Alice Eastwood Jun 15 1912-Jun 19 1912 459 Placer Tahoe City Lake Tahoe Region Comment
  UCR233391  Collomia tinctoria George K. Helmkamp, E. A. Helmkamp 2011-8-26 18169 Placer Northern Sierra Nevada Mountains, along Forest Hill Road, 0.4 miles west of Robinson Flat 2041 Comment
  SBBG58846  Corallorhiza maculata M. N. Ackley -Jun-1925 683 Placer Towle 1127 Comment
  UC147584  Corallorhiza striata Harriet A. Walker 1908-6-23 1221 Placer Blue Canyon 1432 Comment
  SEINET13679557  Cordylanthus mollis subsp. hispidus R. F. Holland, V. I. Dains 1982-8-16 1210 Placer Spring Valley, headwaters of Pleasant Grove Creek, ca 4 miles NW of Rocklin. 46 Comment
  SEINET3246122  Cordylanthus tenuis subsp. tenuis G. K. Helmkamp, E. A. Helmkamp 2007-1 12629 Placer Northern Sierra Nevada Mountains: Southeast end of Cisco Grove; along local road just before it passes under Interstate-80. 1743 Comment
  UCR189638  Cordylanthus tenuis subsp. tenuis George K. Helmkamp, E. A. Helmkamp 2007-7-27 12629 Placer Northern Sierra Nevada Mountains, Southeast end of Cisco Grove; along local road just before it passes under Interstate-80 1744 Comment
  JEPS71351  Cordylanthus tenuis subsp. tenuis L. R. Heckard, R. Bacigalupi and T. I. Chuang 1973-7-28 3453 Placer just e Alta Lake 1158 Comment
  JEPS86720  Cordylanthus tenuis subsp. tenuis Kristin Berry 1987-7-11 Placer 100 yd n Squaw Creek; Shirley Canyon Comment
  RSA16972  Cordylanthus tenuis subsp. tenuis R. S. Woglum 1934-08 s.n. Placer Lake Tahoe. [Placer or El Dorado County] Comment
  UC177213  Cornus greenei A. R. Valentien May, 1914 Placer near Cool Comment
  CAS-BOT-BC209872  Cornus nuttallii Lowell Ahart 1964-7-3 s.n. Placer Near Placer Queen Mine 1524 Comment
  CHSC96762  Cornus nuttallii M. I. Wibawa; G. F. Hrusa, J. Glazner 2002-5-22 227 Placer Forest Hill Divide. Placer County. UTM: 10S, 4329930 N, 0691823 E. Hughes Mill, along Finning Mill Rd, - 3 mi N of Forest Hill Rd, - 3 mi E of Forest Hill. 1066 Comment
  HSC6412  Cornus nuttallii R. A. Magie 1964-6-12 105 Placer 3 mi. W of Hwy. 40 on Hwy. 20, 100 ft. W of Nevada Co. line. 1768 Comment
  POM77767  Cornus nuttallii Marcus E. Jones 1900-7-26 s.n. Placer Blue Canyon Comment
  POM77912  Cornus nuttallii Marcus E. Jones 1882-5-28 3304 Placer Emigrant Gap Comment
Read comments
Sep 7 2010
  UC1999784  Cornus nuttallii H. E. M. Dobson 1977-10-23 285 Placer near Forest hill. Comment
  UCD117158  Cornus nuttallii Eric Brenner; John Hunter 1996-5-26 019 Placer Along road to Big Trees, Mosquito Ridge Rd., Tahoe National Forest. 1750 Comment
  UCD14938  Cornus nuttallii Barbara Babbe 1977-5-30 33 Placer California, Placer Co.; 19.3 miles east of Forest Hill on Mosquito Ridge Road; Comment
  UCD14939  Cornus nuttallii John Warren 1977-6-4 44 Placer California, Placer Co.; 3.2 miles northwest of the junction with Interstate-80 along Highway 20; Comment
  CAS-BOT-BC212142  Cornus sericea E. R. Blakley 1960-9-4 3825 Placer Hill one mile north of Carnelian Bay, Lake Tahoe 2072 Comment
  UCD38474  Cornus sericea Beecher Crampton 1955-6-15 2866 Placer Head of Bunch Canyon, road to Forest Hill. 0.5 miles south US Hwy 40. Comment
  UCD22327  Cornus sericea subsp. sericea Beth Lowe Corbin 1982-8-6 262 Placer 1/8 mile W of Onion Creek Campground. 1844 Comment
  CDA39023  Coronilla varia D. G. Kelch 2011-10-3 11 .818 Placer Tahoe City. Granlibakken Resort. Comment
  CDA7481  Cota tinctoria T. C. Fuller 1965-8-1 13941 Placer Sierra Nevada; South side of north shore road just west of state line, Brockway. Comment
  CAS-BOT-BC427925  Crassula solieri Gordon H. True 1971-4-9 6458 Placer Northern limits of Lincoln 48 Comment
  JEPS126425  Crepis intermedia Steve Matson 1997-7-19 76 Placer Tahoe north shore; Snow Creek Watershed, Tahoe Vista/Kings Beach; dirt road extension west from Tiger Ave. Comment
  JEPS15342  Crepis occidentalis Alice Eastwood Jun 15 1912-Jun 19 1912 460 Placer Tahoe City Lake Tahoe Region Comment
  UC895336  Crepis occidentalis Marcus E. Jones, A. M. 1882-6-30 2784 Placer Emigrant Gap 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
  UCR219648  Croton setiger George K. Helmkamp, E. A. Helmkamp 2010-6-26 16370 Placer Sierra Nevada Mountains Foothills, junction of Canyon Way and Yankee Jim's Road, east of I-80 between Weimar and Colfax 616 Comment
  UC1178528  Cryptantha echinella Malcolm A. Nobs 1950-9-24 Placer e slope Squaw Peak 1828 Comment
  UC1212055  Cryptantha echinella Malcolm A. Nobs 1950-9-24 Placer e slope Squaw Peak 2133 Comment
  UCR208604  Cryptantha flaccida George K. Helmkamp, E. A. Helmkamp 2009-5-7 14613 Placer Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 9.8 miles east of its junction with Forest Hill Road in Foresthill 433 Comment
  UC193757  Cryptantha humilis C. F. Sonne 1885-6-21 Placer Squar Valley, on Truckee River Truckee River Comment
  UCR218126  Cryptantha intermedia George K. Helmkamp, E. A. Helmkamp 2010-6-26 16401 Placer Sierra Nevada Mountains Foothills, Yankee Jim's Road in Bunch Canyon, 0.5 mile southeast of its junction with Canyon Way 591 Comment
  JEPS126393  Cryptantha simulans Steve Matson 2003-7-12 851 Placer nSNH; Tahoe Basin; Ward Canyon (west shore), about 2 miles East of Highway 89, near junction of Tahoe Rim Trail and Ward Canyon Road. Comment
  OBI20818  Cryptantha torreyana Robert F. Hoover 1967-9-7 10861 Placer Antone Meadow Comment
  UC1874970  Cryptogramma acrostichoides Ruth Kirkpatrick 2001-7-16 1061 Placer Junction of Hwy 20 with Sierra Discovery Trail, 3 mi E of Hwy 80. 1421 Comment
  JEPS73125  Cryptogramma acrostichoides Gladys L. Smith 1972-8-25 3434 Placer meadow below n cirque Granite Chief 2575 Comment
  SEINET6429205  Cryptogramma acrostichoides A. A. Heller 1909-7-16 9837 Placer Summit 2134 Comment
  CAS-BOT-BC224541  Cuscuta californica Beecher Crampton 1977-7-2 9512 Placer 3.5 miles N.E. of Auburn, east of Elder's Corners on Dry Creek road Comment
  JEPS126373  Cuscuta californica var. californica Steve Matson 2003-9-6 952 Placer nSNH: Truckee River watershed, SW of Truckee; Alpine Meadows Ski Area 50 yards SE of Kangaroo Chairlift to tower. Comment
  UCD126294  Cuscuta howelliana F. T. Griggs 1978-5-19 s.n. Placer 3.2 miles south of Lincoln. Comment
  UCD162525  Cusickiella douglasii Steve Matson 2009-5-9 2202 Placer nSNH; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; south of Highway 267, north of Martis Creek; about 1 kilometer NW of Parking area. 1780 Comment
  SEINET13943845 Image available Cymopterus terebinthinus Peter H. Raven 1950-1 2436 Placer Brushy granitic hillslope, Ice lakes. to Soda Springs. Comment
  JEPS111262  Cymopterus terebinthinus var. californicus Steve Matson 2005-7-16 1404 Placer Tahoe west shore, about 900 meters northwest of Barker Pass/PCT trailhead, 200 meters south of where PCT reaches saddle north of Barker Peak; 39.0808 N, 120.2438 W; elevation 8,100 ft. 2468 Comment
  SACT000828  Cynodon dactylon D. Meyer 1984-5-6 Placer 145.5 Comment
  SEINET12567969  Cynoglossum grande D. E. Brix 1962-3-17 s.n. Placer North Fork of American River, 3.5 miles NE of Auburn. 518 Comment
  CDA36868  Cynosurus echinatus CDFA Staff 1995-6-2 s.n. Placer Dry Creek. 0 Comment
  SACT000849  Cynosurus echinatus D. Meyer 1983-7-24 Placer Moist shady roadside. 1036.32 Comment
  UCR193299  Cynosurus echinatus George K. Helmkamp, E. A. Helmkamp 2007-5-30 12185 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
  RSA92351  Cyperus niger var. capitatus Beecher Crampton 1952-11-9 922 Placer About 1.5 miles south of Meadow Vista, 6 miles east of Auburn Comment
  RSA92359  Cyperus niger var. capitatus Beecher Crampton 1953-11-4 1734 Placer Along an irrigation canal, Sunnybrook Hereford Farm, 2 miles north of Lincoln Comment
  POM113017  Dactylis glomerata Marcus E. Jones 1882-5-27 s.n. Placer Emigrant Gap [county not indicated on specimen label] Comment
  SACT000873  Dactylis glomerata D. Meyer 1983-7-16 Placer 1624.0 Comment
  UCD60282  Dactylis glomerata Collector unknown 1951-1 Placer Auburn Area. Comment
  RSA655454  Danthonia californica var. americana Beecher Crampton 1955-7-13 2990 Placer 3.5 miles east of Baxter, along U.S. Highway 40. Comment
  SACT000885  Danthonia californica var. americana Michael Baad 1983-8-27 Placer 2072.64 Comment
  UCD32808  Danthonia californica var. americana Beecher Crampton 1964-7-21 7118 Placer Placer County, 1/2 mile W.N.W. of Cisco Grove, US Hwy. 40. Comment
  UCD60695  Danthonia californica var. americana F. M. Reed and R. L. Pendleton 1907-7-25 1776 Placer Lake Tahoe Region, road near Modjiska Falls, Glen Alpine. 2042 Comment
Read comments
Jun 21 2012
  CAS-BOT-BC194410  Danthonia intermedia L. S. Smith 1926-6-23 1976 Placer Squaw Valley, Tahoe Forest 1889 Comment
  UCD32806  Danthonia unispicata Beecher Crampton 1964-7-21 7116 Placer Placer County, 1/2 mile W.N.W. of Cisco Grove, US Hwy. 40. Comment
  UCD102615  Darmera peltata A. S. Crafts 1926-5-1 803 Placer American River Canyon Comment
  UCD22271  Dasiphora fruticosa Rex Palmer 1979-6-20 N 351 Placer Headwaters basin area of the North Fork of the American River Comment
  CHSC67691  Delphinium depauperatum James D. Jokerst 1986-7-13 2738 Placer Trail from The Cedars, high Sierra Nevada SW of Donner Lake, above Ted Beedy's 'El Cap' on trail. Comment
  UCD44480  Delphinium glaucum C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1846 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  POM149859  Delphinium glaucum C. F. Sonne 1896-8-16 s.n. Placer Canyon near Truckee Comment
  CAS-BOT-BC8825  Delphinium gracilentum Miss Francis Patterson 1921-4-1 s.n. Placer Dutch Flat Comment
  RSA149669  Delphinium hansenii Harlan Lewis 1941-5-24 s.n. Placer Auburn Comment
  CAS-BOT-BC116471  Delphinium nuttallianum Miss M. Alice King 1923-6-1 s.n. Placer near Summit Comment
  POM121520  Delphinium nuttallianum Marcus E. Jones 1882-6-27 s.n. Placer Emigrant Gap. Comment
Read comments
Sep 7 2010
  UC1125981  Delphinium nuttallianum N. French 1934-5-24 364 Placer N. Fork of N. Fork American River Tahoe National Forest, Colfax Quadrangle Comment
  UC854220  Delphinium nuttallianum Alice Eastwood 1912-6 490 Placer Deer Park Lake Tahoe region Comment
  UCD96103  Delphinium nuttallianum A. A. Heller 1909-7-16 s.n. Placer Summit. 2133 Comment
  CAS-BOT-BC121998  Delphinium variegatum Gordon H. True 1971-4-9 6459 Placer Northern limits of Lincoln 48 Comment
  SFV11643  Delphinium variegatum subsp. variegatum M. L. Vincent 1965-4-16 645 Placer 4 miles south of Marysville. Comment
  UCD15609  Dendromecon rigida Lisa Montany 1985-5-18 28 Placer Mosquito Ridge Rd, 14.3 miles west of Forest Hill Rd. Comment
  UCD36666  Dendromecon rigida Beecher Crampton 1955-6-15 2900 Placer Placer County, 3 miles west of Iowa Hill. 914 Comment
  UCD94651  Dendromecon rigida Beecher Crampton 1955-6-15 2900 Placer Placer County, 3 miles west of Iowa Hill. 914 Comment
  SACT000908  Deschampsia cespitosa Michael Baad 1983-7-23 Placer More than .25 mile on the road west of US Highway 89. Boggy site. 1828.8 Comment
  SEINET3927164  Deschampsia cespitosa Ellen Dean, M. Starbuck; M. Bibbo 2008-7-20 5250 Placer Donner State Parkm newly acquired lands to the SW of Donner Lake. Area south of southern Pacific RR tracks, just south of Lakeview Canyon and north of Emigrant Canyon.; 0 2099 Comment
  CAS-BOT-BC192429  Deschampsia cespitosa subsp. cespitosa R. F. Hoover 1967-9-7 10859 Placer Antone Meadow Comment
  UCD22247  Deschampsia danthonioides Beth Lowe Corbin 1982-8-4 220 Placer 1/4 mile NW of Onion Creek Campground. SW facing slope, 15% inclination. Locally abundant. Full sun. Opening in montane chaparral in rocky, fine, sandy, granitic soil. Annual. 1950 Comment
  SACT000949  Deschampsia elongata D. Meyer 1984-7-8 Placer Six Mival Road, road to Lake Valley Reservoir, roadside. 1758.0 Comment
  UCD36665  Deschampsia elongata Beecher Crampton 1955-6-15 2898 Placer Placer County, Shirttail Canyon, 5.5 miles west of Iowa Hill. Comment
  SBBG70211  Dicentra formosa M. N. Ackley -Jun-1925 362 Placer Dutch Flat 1033 Comment
  UCR115101  Dicentra formosa G. Fred Hrusa 1995-5-20 12165 Placer Sierra Nevada Mtns., Mosquito Ridge Road, c. 5 km beyond crossing of North Fork of Middle Fork of the American River. 700 Comment
  UCR208544  Dicentra formosa George K. Helmkamp, E. A. Helmkamp 2009-5-11 14672 Placer Sierra Nevada Mountains Foothills, Driver's Flat Road 0.8 mile south of its junction with Forest Hill Road, c. 8 miles (air) NE of Auburn 517 Comment
  UC525851  Dicentra formosa Miss E. E. Morse 1934-5-4 Placer Towle Comment
  CDA32819  Dichelostemma capitatum William J. Ferlatte 1977-3-21 s. n. Placer Rocklin: Corner of China Garden Rd. & Rustic Hills Dr., next to Hwy 80 0 Comment
  UCD148230  Dichelostemma capitatum subsp. capitatum Robert E. Preston 2013-3-16 2891 Placer 4 mi E of Lincoln, at jct Newcastle Rd and Clark Tunnel Rd. 112 Comment
  RSA333559  Dichelostemma capitatum subsp. capitatum Craig Martz, Richard F. Sannar 1982-3-26 38 Placer W side of Sierra College Blvd, 1.1 mile S of English Colony Road intersection. 560 Comment
  RSA537649  Dichelostemma capitatum subsp. capitatum Barbara Ertter, David M. Thompson 1989-4-8 8150 Placer Iowa Creek Road 2 miles from I-80 near entrance to Auburn State recreation area at creek crossing 518 Comment
  SEINET8472402  Dichelostemma capitatum subsp. capitatum J. Martin 1959-4-18 s.n. Placer 6 miles E of Auburn on Hwy 40, then 2 miles N on secondary road. 183 Comment
  UCD164648  Dichelostemma congestum Brandi Sorensen 1995-5-12 5 Placer 3.5 kilometers north of Auburn. 2.4 kilometers west of Interstate 80. Comment
  UCD15480  Dichelostemma multiflorum Robert Burke 1984-5-26 21 Placer 16 miles E of Forest Hill Rd on F.S. 97. 1280 Comment
  JEPS40711  Dieteria canescens var. shastensis Miss Helen D. Geis Jun 1 1912-Jul 1 1912 173 Placer Deer Park Comment
  UCR258182  Digitaria sanguinalis George K. Helmkamp, Elizabeth Helmkamp 2012-10-16 20039 Placer Sierra Nevada Mountains Foothills, city of North Auburn, corner of Locksley Lane and CA-49 384 Comment
  CHSC40988  Diplacus grandiflorus J. D. Jokerst 1984-6-23 2066 Placer Canyon of the Middle Fork American River in vicinity of road accessing the powerhouse site of the Placer Co Power Agency development. 1158 Comment
  SD114411  Diplacus torreyi Darley F. Howe 1971-6-29 4747 Placer 1.4 miles east of Forest Hill 1096 Comment
  SD237622  Diplacus torreyi G. K. Helmkamp, E. A. Helmkamp 2009-8-12 15425 Placer Sierra Nevada Mountains: Forest Hill Road, 20.5 miles ortheast of the city of Foresthill (Duncan Peak 7.5'Q) 1662 Comment
  CAS-BOT-BC136198  Dodecatheon alpinum Alice Eastwood 1912-6-15 409 Placer Deer Park - Lake Tahoe Region Comment
  JEPS59474  Dodecatheon alpinum Ezra Brainerd and Viola B. Baird 1915-7-4 216 Placer along brook Deer Park Sierra Nevada Mts., Deer Park 1920 Comment
  UCD44445  Dodecatheon alpinum C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1811 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  RSA0029341  Dodecatheon alpinum John F. Emmel 1991-7-23 1191 Placer Sierra Nevada, Donner Pass area: seep area on north slope of Mt. Judah, 0.4 air mi west of Donner Peak. 2366 Comment
  SEINET8552906  Dodecatheon alpinum A. Urrutia 1960-3-19 s.n. Placer North Fork American River, Hwy 49, 3 miles S of Auburn. 457 Comment
  SEINET8561467  Dodecatheon clevelandii subsp. patulum A. Beninghoff 1930-3-18 2586 Placer 5 miles E of Lincoln. Comment
  SEINET8561719  Dodecatheon hansenii M. J. Demorest 1962-3-15 s.n. Placer Junction of the N and Middle Forks of the American River, 4 miles from Auburn, above dirt road on hillside. 274 Comment
  RSA389176  Downingia bicornuta C. B. Wolf 1937-5-12 8623 Placer Sacramento Valley, 1 mi N of Lincoln 46 Comment
  SFV8424  Downingia bicornuta D. B. Marcum 1969-4-26 68 Placer Sierra Nevada End of Road 5005. 12 Comment
  CHSC84568  Downingia bicornuta var. bicornuta John Dittes 2003-5-25 2003 -23 Placer Sacramento Valley; approximately 3.3 air-miles south of Lincoln, 0.5 air-miles due east of intersection of State Highway 65 and 12-Bridges Exit. In bed of vernal pool. 39 Comment
  JEPS103658  Downingia bicornuta var. picta Lisa Schultheis 1995-5-22 167 -95 Placer On the MacClelland Air Force Base Lincoln antennae site. W of Lincoln, on Moore Road between Dowd and Brewer Roads Comment
  UCR198528  Downingia ornatissima var. ornatissima George K. Helmkamp, E. A. Helmkamp 2008-4-17 13282 Placer Sacramento Valley, Ranch House Road, 0.2 mile southeast of Sheridan 37 Comment
  JEPS72293  Draba paysonii var. treleasei Gladys L. Smith, B. Wilson 1972-9-17 3604 Placer ridge nw Ward Peak; ridge nw of Ward Peak 2621 Comment
  POM73945  Draperia systyla Marcus E. Jones 1882-6-29 2815 Placer Emigrant Gap. Comment
  UC880656  Draperia systyla Marcus E. Jones, A. M. 1882-6-29 2815 Placer Emigrant Gap Comment
  RSA129729  Draperia systyla G. T. Nordstrom 1934-6-19 112 Placer 1/2 mile N.E. of Mouth of Monumental Creek; Colfax 1463 Comment
  UCD15608  Drymocallis glandulosa Lisa Montany 1985-5-18 26 Placer Mosquito Ridge Rd, 17.3 miles west of Forest Hill Rd. 1219 Comment
  UCD22270  Drymocallis glandulosa Beth Lowe Corbin 1982-8-3 187 Placer Onion Creek Campground. 1841 Comment
  UCD22274  Drymocallis glandulosa Rex Palmer 1979-6-20 N 334 Placer Headwaters basin area of the North Fork of the American River. Comment
  UC420565  Drymocallis glandulosa var. glandulosa Miss Helen D. Geis 1912-6 31 Placer Deer Park Comment
  SEINET6691334  Drymocallis hansenii P. B. Kennedy, S. B. Doten 1901-8-18 417 Placer Talbot's Home Camp, 7 miles from French Meadows Comment
  UC70337  Drymocallis lactea C. J. Fox Jr. July, 1895 Placer Deer Park Inn Comment
  CAS-BOT-BC157894  Drymocallis lactea var. lactea Geo. B. Grant 1906-7-15 7033 Placer Tahoe Tavern Comment
  SEINET6691916  Drymocallis lactea var. lactea P. Lehenbauer 1932-6-26 s.n. Placer At origin of Truckee River, south side of Tahoe City Comment
  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
  UCD101885  Dudleya cymosa D. Finley 1998-5-24 5 - Placer 100 feet east of Confluence Brdige, Auburn Confluence State Recreation Area North Side of the road. 304 Comment
  SD95158  Dudleya cymosa Jeannette V. Taylor 1974-5-23 48 Placer 8.7 miles west of Placer County Big Tree Grove. 609 Comment
  JEPS126370  Dysphania botrys Steve Matson 2003-9-6 951 Placer nSNH: Truckee River watershed, 5 air miles west of Tahoe City; Alpine Meadows ski area; base of Kangaroo lift near buildings. Comment
  SACT001040  Echinochloa crus-galli Josephine Van Ess 1976-8-16 Placer Moist rocky bank. 206.0 Comment
  CHSC74018  Eleocharis bella Susi Urie 1998-8-17 98 -058 Placer Lake Tahoe Basin Management Unit. About 0.5 mi north of Ward Creek, along a small tributary; about 2 mi west of Lake Tahoe and Sunnyside. 2097 Comment
  UC838805  Eleocharis bella Marcus E. Jones 1882-6-20 2905 Placer Emigrant Gap Comment
  RSA0009475  Eleocharis bella Marcus E. Jones 1882-6-29 2905 Placer Emigrant Gap. Comment
  CAS-BOT-BC113376  Eleocharis engelmannii Catherine Best 1984-8-11 1032 Placer South Campground, Camp Far West Reservoir. 91 Comment
  CAS-BOT-BC113377  Eleocharis engelmannii Catherine Best 1981-8-1 s.n. Placer Big Meadow, ca. 3 mi S of French Meadows. 1600 Comment
  CAS-BOT-BC227122  Elymus John H. Thomas; Hazelle A. Thomas 1956-7-21 6104 Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento 2377 Comment
  CAS-BOT-BC203870  Elymus X hansenii A. A. Beetle 1941-5-25 2688 Placer 10 miles west of Colfax 762 Comment
  UCD61692  Elymus elymoides subsp. californicus L. S. Smith 1916-6 s.n. Placer Squaw Valley. Comment
  CDA36869  Elymus glaucus CDFA Staff 1995-6-2 s.n. Placer Dry Creek. 0 Comment
  SACT001107  Elymus glaucus Michael Baad 1983-7-23 Placer 1828.0 Comment
  SACT001140  Elymus glaucus D. Meyer 1984-6-23 Placer 17.12 km from I80 Frontage Road, dry roadside. 978.0 Comment
  SD81191  Elymus glaucus Darley F. Howe 1971-6-29 Placer 1.4 miles East of Forest Hill 1096 Comment
  UCD36668  Elymus glaucus Beecher Crampton 1955-6-15 2903 Placer Placer County, Yankee Jims. 807 Comment
  CAS-BOT-BC206793  Elymus glaucus subsp. glaucus Peter H. Raven 1950-6-26 2409 Placer Baxter's 1219 Comment
  SACT001086  Elymus glaucus subsp. jepsonii D. Meyer 1984-6-17 Placer 666.0 Comment
  SACT001143  Elymus glaucus subsp. jepsonii D. Meyer 1984-8-4 Placer 9.6 km north of Hell Hole overlooking French Meadows. 1879.0 Comment
  UC1131700  Elymus glaucus subsp. jepsonii B. Bolt 1934-7-3 73 Placer Sawtooth Ridge Tahoe National Forest, Colfax Quadrangle (top) Comment
  UCD44477  Elymus glaucus subsp. jepsonii C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1843 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  UCR249605  Elymus glaucus var. glaucus George K. Helmkamp, Elizabeth Helmkamp 2013-6-11 20834 Placer Northern Sierra Nevada Mountains Foothills, junction of Yankee Jim's Road and Shirttail Canyon Road, NW of Foresthill 463 Comment
  CAS-BOT-BC234139  Elymus multisetus John Thomas Howell; Gordon H. True 1971-5-26 47636 Placer Northern limits of Lincoln 48 Comment
  JEPS45876  Elymus sierrae L. S. Smith 1928-7-18 2378 b Placer Tahoe <National> Forest; along Whiskey Creek trail above camp 2133 Comment
  CHSC73961  Epilobium brachycarpum Susi Urie 1998-8-18 98 -064 Placer Lake Tahoe Basin--National Forest. About 0.2 mi north of Lake Tahoe; meadow complex between Kings Beach and Tahoe Vista. 1901 Comment
  UCR231878  Epilobium brachycarpum George K. Helmkamp, E. A. Helmkamp 2010-10-16 17032 Placer Northern Sierra Nevada Mountains Foothills, Sugar Pine Road at the southwest corner of Sugar Pine Reservoir near the dam 1128 Comment
  CAS-BOT-BC171968  Epilobium canum subsp. latifolium Vincent Jones 1919-7-7 s.n. Placer Ridge above Bear Valley Comment
  CAS-BOT-BC171975  Epilobium canum subsp. latifolium G. L. Stebbins; R. Bacigalupi; F. Ehrendorfer; Juan Hunziker; Howard Stutz; Daniel Zohary 1952-7-19 3859 Placer Rock outcropping just above torrent of main stream, North Fork of American River, below Cape Horn sta. on S.P.RR, 1/2 mile above bridge on colfax - Iowa Hill Road 381 Comment
  JEPS14028  Epilobium canum subsp. latifolium Rimo Bacigalupi,with G. L. Stebbins, D. Zohary, J. Hunziker, F. Ehrendorfer, A. Hawkes, & H. Stutz 1952-7-19 3859 Placer rock outcropping just above torrent of main stream (below Cape Horn sta. on S.P.R.R., 1/2 mi above bridge on Colfax-Iowa Hill rd); North Fork of American River 381 Comment
  JEPS72759  Epilobium canum subsp. latifolium Gladys L. Smith 1972-8-25 3443 Placer glacial stairsteps above Squaw Valley (on trail to Granite Chief) 2225 Comment
  POM83379  Epilobium canum subsp. latifolium Robert Kessler s.n. Placer Lake Tahoe region Comment
  UC1035660  Epilobium canum subsp. latifolium Marian M. Enzler 1939-9-26 2 Placer on Hwy 49 4 mi from Auburn (Placer-El Dorado Co. line); Junction of North and Middle Forks of American River 198 Comment
  SEINET12861958  Epilobium canum subsp. latifolium T. Swecker 1971-10-2 s.n. Placer Bank of N. Fork of American River 305 Comment
  SEINET12861966  Epilobium canum subsp. latifolium W. D. Billings 1951-7-28 2135 Placer Red Star Ridge NW of Deadman flat, 20 miles south of Soda Springs. 1981 Comment
  UCD21996  Epilobium ciliatum subsp. ciliatum Beth Lowe Corbin 1982-8-5 249 Placer Onion Creek campground. 1841 Comment
  SEINET12867343  Epilobium ciliatum subsp. ciliatum P. A. Lehenbauer 1933-8-6 2449 Placer Lake Tahoe near Homewood Comment
  UCD21995  Epilobium glaberrimum Beth Lowe Corbin 1982-8-5 248 Placer Onion Creek campground. In wet soil along stream's edge. Flowers rose pink, petals bilobed. Full sun. SW facing slope, 15% incline. Occasional. 1841 Comment
  SEINET4691683  Epilobium glaberrimum subsp. glaberrimum George K. Helmkamp, E. A. Helmkamp 2010-1 16794 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. Comment
  POM46217  Epilobium hallianum Marcus E. Jones 1882-6-28 s.n. Placer Emigrant Gap. Comment
  UC170075  Epilobium hallianum Miss Helen D. Geis Jun 1 1912-Jul 1 1912 130 Placer Deer Park Comment
  UCD150705  Epilobium obcordatum James A. Neilson Jr. 1970-9-6 1874 Placer Tahoe Basin, South Ward Creek ridge. 2438 Comment
  UCD21994  Epilobium obcordatum Beth Lowe Corbin 1982-8-4 243 Placer 1 1/2 miles north of Onion Creek campground. Flowers purple magenta. Stems purplish at base. Plant forming a mist over rocky, fine, sandy, granitic soil. Edge of loose talus slope, open White Fir forest. Mostly sun. East facing slope, 50% incline. Uncommon, 2 large mats present. 2255 Comment
  UC20082  Epilobium obcordatum W. H. Brewer 1863-8-27 2163 Placer near Knoxville; Truckee River, Camp 142 2682 Comment
  CHSC72866  Equisetum arvense L. P. Janeway; Eric Schroder, Katherine Murrell, Marcus Yee 1998-7-15 5766 Placer Lake Tahoe Basin Management Unit - National Forest. North side of Blackwood Creek, 1.7 mi west of Lake Tahoe. 1938 Comment
  UCD22072  Equisetum arvense Beth Lowe Corbin 1982-8-25 418 Placer Onion Creek Campground. South facing slope, 15 % incline. Abundant. Full sun. In wet, fine sandy soil along stream edge in mixed conifer forest. Perennial herb. 1841 Comment
  UCD75749  Eremogone kingii var. glabrescens Ellen Dean, M. Starbuck,; K. Mawdsley, G. Harrington, M. Bibbo, J. Poloske 2008-7-20 5215 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, ridge between Southern Pacific RR tracks and railroad tunnel to the west of Lakeview Canyon, ridge to the southwest of disturbed off-road vehicle area. 2270 Comment
  UCD131329  Ericameria bloomeri L. M. Sparks 1912-8-1 51 Placer Lake Tahoe. Comment
  SCFS1223  Ericameria cuneata E. Krimmel Placer NFAm. Either Pt. Mariah, or between Foresthill road and river. Comment
  UC830820  Ericameria suffruticosa A. A. Heller 1917-8-13 12920 Placer ridge nw Donner Pass 2377 Comment
  CAS-BOT-BC293370  Erigeron Saichi Kawahara 1969-5-24 827 Placer On the Colfax-Iowa Hill Road between Dinner Tree and Windy Point 585 Comment
  POM35850  Erigeron barbellulatus Marcus E. Jones 1902-7-9 s.n. Placer Castle Peak Comment
  RSA39963  Erigeron barbellulatus J. T. Howell 1943-7-21 18666 Placer Mt. Lincoln. Comment
  UC71911  Erigeron barbellulatus C. J. Fox Jr. 1895-7-1 Placer near Deer Park Inn Comment
  CAS-BOT-BC294522  Erigeron breweri var. breweri Alice Eastwood 1909-1-1 100 Placer Lake Tahoe Region. Sunnyside Comment
  CAS-BOT-BC296762  Erigeron coulteri A. A. Heller 1917-8-13 12879 Placer Summit Valley 2118 Comment
  CHSC74205  Erigeron coulteri Susie Urie; Eric Schroder 1998-9-8 98 -291 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
  CHSC79678  Erigeron coulteri G. F. Hrusa; J. Glazner 1999-7-18 15208 Placer Northern California; Lake Tahoe Region. Betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. UTM: 10s, 43434 N, 07418 E. 1889 Comment
  UC195563  Erigeron coulteri C. F. Sonne 1884-8-24 Placer canon above Coldstream Comment
  UC65327  Erigeron coulteri P. B. Kennedy and S. B. Doten 1901-8-9 260 Placer summit Soda Springs Comment
  CHSC69471  Erigeron filifolius var. filifolius James D. Jokerst 1988-6-6 3007 Placer Long Creek Hydro Project, ca. 1 mi W of Ramsey Crossing, N of Long Canyon Creek. Comment
  CAS-BOT-BC300668  Erigeron foliosus var. hartwegii A. A. Heller 1917-6-19 12749 Placer Between Lincoln and Newcastle Comment
  RSA531316  Erigeron glacialis Walter Wisura, Tom Hayduk, Q. Junzhuan 1991-8-22 4539 Placer Squaw Valley beyond upper cable car stn. on SW slope. Comment
  UCD21715  Erigeron glacialis Rex Palmer 1979-6-20 N 353 Placer Headwaters basin area of the North Fork of the American River Comment
  CAS-BOT-BC300817  Erigeron glacialis var. glacialis F. Almeda 1993-7-24 7256 Placer About 15 miles SE of Interstate Hwy #80 at Soda Springs on the trail to Upper Sheep Valley 2134 Comment
  CAS-BOT-BC300830  Erigeron glacialis var. glacialis Alice Eastwood 1909-1-1 302 Placer Lake Tahoe Region. Wards Pass Comment
  UC195955  Erigeron glacialis var. glacialis C. F. Sonne 1885-7-12 Placer mts. above Kneeland's Mill 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-BC300816  Erigeron glacialis var. glacialis John Thomas Howell 1925-7-6 1395 Placer Trail to top of Mt. Tallac, Lake Tahoe region Comment
  CDA12431  Erigeron inornatus G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8503 Placer Lake Tahoe; N side of upper Ward Valley, 4 mi SW of Tahoe City. Comment
  UCD83593  Erigeron inornatus Albert Grigarick 2009-8-7 162 Placer Shirley Creek Trail, between Squaw Valley Resort and Shirley Lake. 2061 Comment
  JEPS15643  Erigeron inornatus var. inornatus Rimo Bacigalupi with Aldo Bacigalupi 1952-8-15 3921 Placer along U.S. Highway No. 40, 3 mi e Emigrant Gap 1676 Comment
  UC1118161  Erigeron inornatus var. inornatus H. S. Yates 1936-8-9 5996 Placer near Brockway; Truckee Quadrangle 1950 Comment
  JEPS16941  Erigeron inornatus var. inornatus Peter H. Raven 1956-8-4 10003 Placer dirt road n of Emigrant Gap 1493 Comment
  SD43635  Erigeron philadelphicus Darley F. Howe 1948-5-23 Placer American River 305 Comment
  CAS-BOT-BC255405  Eriogonum Saichi Kawahara 1969-7-6 1473 Placer Finning Mill Road just south of Sugar Pine Road, Tahoe National Forest 1139 Comment
  CAS-BOT-BC259349  Eriogonum lobbii A. A. Heller 1917-8-14 12923 Placer Mt. Lincoln south of Summit Valley 2499 Comment
  UCD21939  Eriogonum lobbii Beth Lowe Corbin 1982-8-11 323 Placer 1 3/4 miles SW of Onion Creek campground. In rocky outcrop in montane chaparral. Flowers pinkish, yellowish below. Peduncles decumbent. Full sun. SE facing slope, 30% incline. Occasional. 1935 Comment
  CHSC40968  Eriogonum luteolum var. pedunculatum J. D. Jokerst 1984-6-20 2061 Placer North of the Rubicon and east of Big Grizzly Creek where it bends to the south. 792 Comment
  UC634591  Eriogonum luteolum var. pedunculatum H. L. Mason 1929-10-4 5454 Placer 2.4 mi below Weimar Comment
  JEPS59480  Eriogonum marifolium Ezra Brainerd and Viola B. Baird 1915-7-15 223 Placer along trail to Fire Lakes; Sierra Nevada Mts. 2133 Comment
  POM117507  Eriogonum marifolium Marcus E. Jones 1882-6-30 s.n. Placer Emigrant Gap. Comment
  CAS-BOT-BC263291  Eriogonum marifolium var. marifolium Alice Eastwood 1909-1-1 300 Placer Lake Tahoe Region. Deer Park Comment
  SCFS1170  Eriogonum nudum E. Krimmel, Michael Hamilton 2013-8-1 Placer NFAm. Creekside at Chickering. Comment
  CAS-BOT-BC264812  Eriogonum nudum var. deductum Catherine Best 1981-8-1 s.n. Placer Big Meadow about 3 miles south of French Meadows, Sierra Nevada 1600 Comment
  LA84263  Eriogonum nudum var. deductum O. H. Kappler; 1946-7-18 sn Placer Lake Tahoe, N shore 1920 Comment
  UCD100570  Eriogonum nudum var. deductum G. K. Helmkamp; E. A. Helmkamp 2007-7-27 12636 Placer Northern Sierra Nevada Mountains, southeast end of Cisco Grove, along local road just before it passes under Interstate-80. 1744 Comment
  UCR189628  Eriogonum nudum var. deductum George K. Helmkamp, E. A. Helmkamp 2007-7-27 12636 Placer Northern Sierra Nevada Mountains, Southeast end of Cisco Grove; along local road just before it passes under Interstate-80 1744 Comment
  CAS-BOT-BC264808  Eriogonum nudum var. deductum Peter Rubtzoff 1976-9-19 8872 Placer Lake Van Norden, Sierra Nevada 2063 Comment
  UC66975  Eriogonum nudum var. deductum P. B. Kennedy and S. B. Doten 1901-8-7 255 Placer near Summit Comment
  SD234988  Eriogonum nudum var. oblongifolium G. K. Helmkamp, E. A. Helmkamp 2007-9-14 12960 Placer Foothills, Northern Sierra Nevada Mountains: along Mosquito Ridge Road 6 miles east of Foresthill (Foresthill 7.5' Q) 609 Comment
  SDSU6798  Eriogonum nudum var. pubiflorum D. F. Howe 1959-8-1 2769 Placer 4 miles north of Auburn. 457 Comment
  CHSC67681  Eriogonum ovalifolium var. purpureum James D. Jokerst 1986-7-13 2731 Placer Trail from The Cedars, high Sierra Nevada SW of Donner Lake, just below the summit of Needle Peak. Comment
  UC849786  Eriogonum spergulinum var. reddingianum none 12894 Placer Summit Station 2121 Comment
  CAS-BOT-BC268013  Eriogonum umbellatum var. furcosum Vincent Jones 1919-7-7 s.n. Placer Ridge above Bear Valley Comment
  CAS-BOT-BC265154  Eriogonum umbellatum var. nevadense Henry M. Pollard 1936-7-1 s.n. Placer Mt. Lincoln, Donner region Comment
  CHSC108595  Eriogonum umbellatum var. nevadense L. P. Janeway; B. Castro 2011-8-27 10683 Placer Northern High Sierra Nevada. Along Blackwood Canyon Road 0.4 road km west of Barker Pass. Steep south-facing slope. 2327 Comment
  SEINET9357592  Eriogonum umbellatum var. nevadense Unknown 1999-7-17 15183 Placer Martis Valley Comment
  UC480711  Eriogonum umbellatum var. nevadense W. C. Blasdale 1923-7-13 Placer Top of Ellis Peak Lake Tahoe Region, Ellis Peak Comment
  UC615502  Eriogonum umbellatum var. nevadense Beryl O. Schreiber 1932-9-11 770 Placer Summit Comment
  UCD21935  Eriogonum umbellatum var. nevadense Rex Palmer 1979-6-10 N 182 Placer Headwaters basin area of the North Fork of the American River Comment
  UCD21936  Eriogonum umbellatum var. nevadense Rex Palmer 1979-5-27 N 79 Placer Headwaters basin area of the North Fork of the American River Comment
  UCD22122  Eriogonum umbellatum var. nevadense Rex Palmer 1979-7-11 N 589 Placer Headwaters basin area of the North Fork of the American River Comment
  UCD22123  Eriogonum umbellatum var. nevadense Rex Palmer 1979-6-19 N 223 Placer Headwaters basin area of the North Fork of the American River Comment
  CDA22677  Eriogonum umbellatum var. torreyanum C. Pyle 1978-8-9 Placer East side of Silver Peak about 1.5 miles northwest of Squaw Valley. Comment
  RSA766455  Eriogonum ursinum Susan Hutchinson 1928-1 1162 Placer Emigrant Gap, Sierra Nevada. 1591 Comment
  UCR207105  Eriogonum ursinum var. ursinum George K. Helmkamp, E. A. Helmkamp 2009-7-16 15227 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
  JEPS126270  Eriogonum wrightii subsp. subscaposum Steve Matson 2003-9-19 964 Placer nSNH; Tahoe Basin; west shore, Blackwood Canyon; about 1.4 miles ESE of Barker Pass. Comment
  UCD21938  Eriogonum wrightii var. subscaposum Beth Lowe Corbin 1982-8-9 282 Placer 1/2 mile SW of Onion Creek campground. Open, shale, rocky slope. Low shurb. Unopened flowers reddish pink. Full sun. South facing slope, 20% incline. Locally abundant. 1828 Comment
  UCR193399  Eriophyllum lanatum var. achilleoides George K. Helmkamp, E. A. Helmkamp 2007-5-30 12198 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 17 miles east of its junction with Forest Hill Road in Foresthill, NW of Ditch Camp 963 Comment
  UCR206728  Eriophyllum lanatum var. achilleoides George K. Helmkamp, E. A. Helmkamp 2009-7-16 15198 Placer Sierra Nevada Mountains, Foresthill Road, 20.3 miles northeast of the city of Foresthill 1704 Comment
  UCR231853  Eriophyllum lanatum var. croceum George K. Helmkamp, E. A. Helmkamp 2010-8-11 16767 Placer Northern Sierra Nevada Mountains Foothills, Finning Mill Road, 3.7 miles north of Forest Hill Road 1140 Comment
  CAS-BOT-BC301406  Eriophyllum lanatum var. grandiflorum L. S. Smith 1923-5-1 1829 Placer Tahoe National Forest. Forest Hill Divide 762 Comment
  CAS-BOT-BC301407  Eriophyllum lanatum var. grandiflorum H. M. Hall 1916-6-3 10147 Placer Near Rocklin, (E. side Sacramento Valley) 121 Comment
  CAS-BOT-BC301414  Eriophyllum lanatum var. grandiflorum Alice Eastwood 1921-5-22 10582 Placer Between Lincoln & Sheridan Comment
  JEPS34505  Eriophyllum lanatum var. grandiflorum L. S. Smith 1925-6-3 1617 Placer along road below Yankee Jim; Tahoe National Forest 746 Comment
  RSA388908  Eriophyllum lanatum var. grandiflorum H. K. Sharsmith, Lincoln Constance 1933-5-14 E 21 Placer Along side of highway, Auburn Comment
  SJSU3619  Eriophyllum lanatum var. grandiflorum C. W. Sharsmith 1962-5-27 6910 Placer near Clipper Gap c. 6 mi N of Auburn on Donner Summit Rd (Hwy 40) 512 Comment
  CAS-BOT-BC301410  Eriophyllum lanatum var. grandiflorum H. M. Hall; F. M. Essig 1916-6-5 10156 Placer Bear River, northern Placer County, on the westerly slope of the Sierra Nevada 450 Comment
  CAS-BOT-BC308253  Eriophyllum lanatum var. integrifolium Alice Eastwood; John Thomas Howell 1933-6-10 207 Placer Victory Highway, Emigrant Pass west of Carlin Comment
  UC148941  Eriophyllum lanatum var. integrifolium H. M. Hall 1910-6-10 8753 a Placer Cisco Butte; near type-locality of Bahia cuneata 1950 Comment
  UCD132224  Eriophyllum lanatum var. integrifolium G. K. Helmkamp; E. A. Helmkamp 2007-7-27 12631 Placer Northern Sierra Nevada Mountains: Southeast end of Cisco Grove; along local road just before it passes under Interstate-80. 1744 Comment
  UCR246830  Erysimum capitatum var. capitatum George K. Helmkamp, E. A. Helmkamp 2010-7-28 16653 Placer Northern Sierra Nevada Mountains, Forest Hill Road, 22 miles northeast of the city of Foresthill 2041 Comment
  HSC35043  Erysimum perenne Thomas W. Nelson, James Nelson 1974-6-17 1363 Placer Beside Hwy. 80 at its intersection with Blue Canyon Rd., 9 mi. W of the Placer-Nevada County line 1646 Comment
  SEINET8409826  Erythranthe breweri H. M. Hall 1910-6-22 8704 Placer Cisco; in the Transition Zone. 1800 Comment
  SEINET14199447  Erythranthe erubescens P. B. Kennedy 1901-8-10 269 Placer Below summit of Tinkers Knob. Comment
  SEINET14200104  Erythranthe floribunda C. Aarstad, H. Mozingo 1979-4-1 s.n. Placer Eldorado Creek near junction with North Fork of Middle Fork of American River, Mosquito Ridge Road to French Meadows. 518 Comment
  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-BC505238  Erythronium grandiflorum Miss. T. V. Raphael 1923-7-6 s. n. Placer Cisco Comment
  UC1585966  Erythronium multiscapideum Barbara Ertter with David Thompson 1989-4-8 8170 Placer Iowa Creek Road ca 2 mi from I-80 (near entrance to Auburn State Recreation Area, at creek crossing, near rivulet at base of n-facing slope at edge of forest) 518 Comment
  JEPS61870  Erythronium purpurascens L. S. Smith 1926-5-26 1867 Placer Tahoe Forest, Duncan Canyon 1676 Comment
  SEINET10966321  Erythronium purpurascens A. Arthur Heller 1917-6-17 Heller 12685 Placer Moist soil about rocks near the Yuba River below Cisco, 5500 feet, the trees Pinus jeffreyi, incense cedar and white fir. Ceanothus cordulatus and Quercus vaccinifolia are the common shrubs, the rocks granite. 1675 Comment
  UCR238588  Eschscholzia caespitosa George K. Helmkamp, E. A. Helmkamp 2012-3-31 18663 Placer Sacramento Valley, along CA-193, 0.3 mile northwest of its junction with Gold Hill Road 131 Comment
  SEINET3411987 Image available Eschscholzia californica George K. Helmkamp, E. A. Helmkamp 2012-3-31 18645 Placer Sacramento Valley: along CA-193, 0.1 mile W of its junction with Sierra College Blvd. 88 Comment
  CAS-BOT-BC403344  Eschscholzia californica H. M. Hall 1917-3-9 10290 Placer Lincoln, Sacramento Valley Comment
  SEINET5339919  Eschscholzia californica D. H. Erskine 1941-4-27 1 Placer Roseville. 76 Comment
  UC50565  Eschscholzia lobbii Mrs. Ames 1880-1 Placer Auburn Comment
  UCSB45740  Eschscholzia lobbii Reisentz, Paul 1979-5-11 Placer 1 mile south of Sheridan; on Highway 65 Comment
  CAS-BOT-BC310369  Eucephalus breweri A. A. Heller 1916-8-13 12908 Placer Summit hotel 2133 Comment
  CAS-BOT-BC310371  Eucephalus breweri L. S. Smith 1927-7-1 2155 Placer Robertsons Flat, Forest Hill Distr. Comment
  UC1475021  Eucephalus breweri B. Bolt 1934-7-17 126 Placer 1/2 mi s of Lost Emigrant Mine; Truckee Quad. 2072 Comment
  UC1475036  Eucephalus breweri B. Bolt 1934-8-22 192 Placer 1 mi se of Johnson's Monument; Truckee Quad. 2255 Comment
  UCR209749  Eucephalus breweri George K. Helmkamp, E. A. Helmkamp 2009-8-12 15432 Placer Sierra Nevada Mountains, Forest Hill Road, 0.8 mile west of Robinson Flat, c. 27 miles NE of the city of Foresthill 2034 Comment
  UCD143099  Euphorbia crenulata G. K. Helmkamp; E. A. Helmkamp 2006-6-14 10707 Placer Northern Sierra Nevada Mountains foothills. 0.2 mile N of the Forest Hill Road on unnamed road to Lake Clementine (general area NE of Auburn on Forest Hill Divide). 487 Comment
  CDA4835  Euphorbia marginata J. C. Henderson 1971-8-26 Placer Southern Pacific Railroad yards, Roseville. 0 Comment
  UCR259878  Euphorbia nutans George K. Helmkamp, Elizabeth Helmkamp 2013-11-2 22463 Placer Sacramento Valley, Highway CA-193 (Lincoln-Newcastle Hwy) at the junction with Gold Hill Road, 3.8 miles northwest of US-80 114 Comment
  UCD142662  Euphorbia ocellata Gordon H. True 1972-8-23 7409 Placer Northern outskirts of Lincoln. 48 Comment
  CAS-BOT-BC312158  Eurybia integrifolia A. A. Heller 1917-8-13 12906 Placer Near Summit hotel in granite 2133 Comment
  UC193542  Eurybia integrifolia C. F. Sonne 1885-8-9 Placer on road to Tahoe Comment
  UC203811  Eurybia integrifolia A. A. Heller 1917-8-13 12906 Placer near Summit hotel 2133 Comment
  SEINET8687792 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
  UC896646  Euthamia occidentalis G. P. Rixford 1913-9-2 Placer Loomis Comment
  CAS-BOT-BC413873  Fallopia convolvulus John Thomas Howell; Gordon H. True 1968-6-9 44503 Placer Near Auburn 457 Comment
  SEINET3828571  Festuca bromoides George K. Helmkamp, E. A. Helmkamp 2012-1 18647 Placer Sacramento Valley: along Ca-193, 0.1 mile west of its junction with Sierra College Blvd. (Gold Hill 7.5') 88 Comment
  SEINET238358 Image available Festuca confusa Beecher Crampton 1953-4-13 1097 Placer 1 mile north of lincoln along railroad right of way near edge of Hwy 99E. Comment
  UCD36650  Festuca elmeri Beecher Crampton 1955-6-15 2861 Placer 3 miles east of Weimar, head of Bunch Canyon, on Forest Hills Road, just off U.S. Highway 40. Comment
  UCD65923  Festuca elmeri Beecher Crampton 1955-6-15 2890 Placer Junction of Iowa Hill - Forest Hill Roads, 2.5 miles north of Yankee Jim. Comment
  UCD42960  Festuca idahoensis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 329 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  SACT002494  Festuca megalura Josephine Van Ess 1977-4-27 Placer Collected at base of rock cliff at intersection with Aphir Road. Moist slope. Light shade. 289.0 Comment
  UCR250081  Festuca perennis George K. Helmkamp, Mary Alice Barnes 2013-5-3 20498 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
  SACT001179  Festuca pratensis D. Meyer 1983-7-16 Placer 1624.0 Comment
  SACT001181  Festuca pratensis D. Meyer 1983-7-30 Placer Roadside 1842.0 Comment
  SACT001219  Festuca rubra D. Meyer 1984-6-23 Placer Hillside northwest of dam. 1212.0 Comment
  SACT001199  Festuca subulata D. Meyer 1984-6-17 Placer Just south of bridge over American River 545.0 Comment
  UCD36661  Festuca subulata Beecher Crampton 1955-6-15 2892 Placer 2.5 miles north of Yankee Jims, at junction of Iowa Hill and Forest Hill Road. 609 Comment
  SACT001206  Festuca viridula Michael Baad 1976-8-7 Placer 2072.0 Comment
  UC1132024  Festuca viridula B. Bolt 1934-7-12 106 Placer Snow Mt. Tahoe National Forest, Truckee Quad. 2438 Comment
  UCD66515  Festuca viridula A. A. Heller 1917-8-14 12926 Placer Mt. Lincoln south of Summit valley. 2499 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
  UCD44637  Fragaria virginiana C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 2003 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  SEINET11280266  Frangula L. R. Miller s.n. Placer Above Colfax 914 Comment
  SEINET7417536 Image available Frangula californica subsp. californica A. A. Heller 1917-1 12680 Placer near Dutch Flat 914 Comment
  SBBG27460  Frangula californica subsp. tomentella D. K. Kildale 1928-8-23 Placer Sierra foothills Comment
  UCR176279  Fritillaria George K. Helmkamp, Elizabeth Helmkamp 2006-5-13 10448 Placer Northern Sierra Nevada Foothills, c. 4 air mi. NE of Auburn, along an unnamed road to Lake Clementine, 1.2 mi. N of Forest Hill Road 422 Comment
  CHSC2272  Fritillaria agrestis V. Holt 1937-3-28 Placer Near Lincoln. 51 Comment
  UC197245  Fritillaria atropurpurea C. F. Sonne June 1886 Placer road to Tahoe Tahoe Comment
  SD66006  Fritillaria recurva C. L. Hitchcock 1940-5-7 6308 Placer About 1 mile west of Baxter. Comment
  UC843909  Fritillaria recurva C. L. Hitchcock 1940-5-7 6308 Placer 1 mi w of Baxter Comment
  SCFS11529118  Galium F. Felix, E. Krimmel 2012-7-27 Placer NFAm. Stop #1, Swimming Hole Trail Comment
  UCD22287  Galium Rex Palmer 1979-5-27 N 49 Placer Headwaters basin area of the North Fork of the American River. Comment
  CHSC73991  Galium aparine Susi Urie 1998-8-28 98 -135 Placer Middle of Page Meadows; about 2 mi west of Lake Tahoe and Sunnyside. 2115 Comment
  UCR121487  Galium bifolium George K. Helmkamp, E. A. Helmkamp, A. Kerchner 1999-6-29 5021 A Placer Northern Sierra Nevada Range, N of Hwy I-80 at west exit to Donner Lake; opening to Negro Canyon 2134 Comment
  SD81249  Galium bolanderi Darley F. Howe 1971-6-29 Placer 1.4 miles east of Forest Hill 1096 Comment
  UCD121613  Galium bolanderi G. K. Helmkamp; E. A. Helmkamp 2006-8-11 11214 Placer Northern Sierra Nevada Mtns foothills: along Forest Hill Rd., 8.7 miles northeast of Forest Hill. 1311 Comment
  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
  JEPS111259  Galium grayanum var. grayanum Steve Matson 2005-7-16 1401 Placer Tahoe west shore, about 900 meters northwest of Barker Pass/PCT trailhead, 200 meters south of where PCT reaches saddle north of Barker Peak; 39.0808 N, 120.2438 W; elevation 8,100 ft. 2468 Comment
  POM303632  Galium grayanum var. grayanum J. T. Howell 1943-7-26 18840 Placer Mt. Lincoln. Comment
  SEINET9349432  Galium parisiense Unknown 2010-6-26 16375 Placer Sierra Nevada Mountains Foothills Comment
  UCR190846  Galium parisiense George K. Helmkamp, E. A. Helmkamp 2007-5-23 12064 Placer Northern Sierra Nevada Mountains, Humbug Canyon Road, 0.2 mile northwest of Forest Hill Road, generally southwest of Westville 1576 Comment
  UCSB45738  Galium tricornutum Reisentz, Paul 1979-5-11 Placer Vernal pools; 1 mile south of Sheridan on Highway 65 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
  UCR249595  Galium triflorum George K. Helmkamp, Elizabeth Helmkamp 2013-6-11 20816 Placer Northern Sierra Nevada Mountains Foothills, Yankee Jim's Road, 3.6 miles northwest of its junction with Forest Hill Road 768 Comment
  UCD121952  Galium triflorum Richard J. Patterson 1969-7-1 182 -12 Placer South of Interstate Highway 80 on Casa Loma Road, near Alta. 975 Comment
  SACT001221  Gastridium ventricosum Josephine Van Ess 1978-7-17 Placer Collected on open hillside near old small resvervoir east of big pond about 1 mile east of the east end of Annabelle Ave. open grassy area. 103.0 Comment
  SACT001230  Gastridium ventricosum Michael Baad 1983-6-26 Placer On path to El Dorado Canyon. 1 mile east of Michigan Bluff. 609.0 Comment
  SACT001232  Gastridium ventricosum D. Meyer 1983-7-24 Placer Moist shady roadside. 1036.32 Comment
  SACT001233  Gastridium ventricosum D. Meyer 1984-6-10 Placer 436.0 Comment
  UCD74362  Gaultheria ovatifolia G. Ledyard Stebbins 1968-6-20 6725 Placer Placer County grove of Big Trees. (Exact location unknown. Coordinates estimated by label maker.) 1584 Comment
  CAS-BOT-BC478500  Gayophytum John H. and Hazelle A. Thomas 1956-7-21 6162 Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento 2377 Comment
  RSA144917  Gayophytum diffusum subsp. parviflorum John H. Thomas, Hazelle A. Thomas 1956-7-21 6114 Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento 2134 Comment
  RSA750433  Gayophytum diffusum subsp. parviflorum George K. Helmkamp, E. A. Helmkamp 2008-8-20 14013 Placer Rainbow exit south from US-80 and east of Big Bend, adjacent to the South Yuba River 1811 Comment
  UC147607  Gayophytum diffusum subsp. parviflorum Harriet A. Walker 1908-6-25 1304 Placer Cisco 1810 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
  UC570311  Gayophytum heterozygum N. French 1934-6-22 454 Placer 1/2 mi w Lake Norden; Truckee Quadrangle 2286 Comment
  SEINET9323101  Gayophytum humile Unknown 1999-7-17 15128 Placer Martis Valley Comment
  SEINET12281672  Gentiana calycosa C. F. Sonne 1885-1 s.n. Placer Canon above Coldstran(??) Comment
  UC191664  Gentiana newberryi C. F. Sonne Sep 1894 Placer Summit Valley 2133 Comment
  RSA201910  Gentiana simplex Rowena Beans 1914-9-7 s.n. Placer Lake Tahoe, west of Lavern two miles. Comment
  SEINET12282057  Gentiana simplex C. F. Sonne 1885-1 s.n. Placer Meadows Trucker River Comment
  UC35441  Gentianopsis simplex C. F. Sonne 1885-8-9 Placer meadows along Truckee R. Truckee R. Comment
  UCR231893  Geranium dissectum George K. Helmkamp, E. A. Helmkamp 2011-4-10 17142 Placer Sacramento Valley, east of Sheridan just north of the junction of North Kilaga Springs Road and Kilaga Springs Road 98 Comment
  SD43657  Geranium dissectum Darley F. Howe 1948-5-21 1912 Placer 456 Comment
  UCD103440  Geranium molle K. O'Keefe 1995-6-4 s.n. Placer 3 miles west of Forest Hill (town) on the north side of Forest Hill Road. Sierra foothills, northeast of Auburn, CA. 800 Comment
  UCR238573  Geranium molle George K. Helmkamp, E. A. Helmkamp 2012-3-31 18648 Placer Sacramento Valley, along CA-193, 0.1 mile west of its junction with Sierra College Blvd. 88 Comment
  JEPS59482  Geranium richardsonii Ezra Brainerd and Viola B. Baird 1915-7-12 228 Placer Donner Lake Sierra Nevada Mountains 1828 Comment
  RSA531311  Geum canescens Walter Wisura, T. Hayduk, Q. Junzhuan 1991-8-22 4544 Placer Squaw Valley beyond upper cable car station. on SW slope below a rocky summit. Comment
  UCSC000605  Gilia capitata N. French 1934-5-31 383 Placer Mamouth Springs. Colfax. 1646 Comment
  SEINET3163581  Gilia filicaulis M. E. Jones 1882-7-3 sn Placer Colfax Comment
  SEINET3163618  Gilia leptalea G. B. Grant 1906-7-15 7151 Placer about Lake Tahoe 2438 Comment
  SEINET2441404  Gilia leptalea subsp. bicolor George K. Helmkamp, E. A. Helmkamp 2009-7-16 15224 Placer Sierra Nevada Mountains: Forest Hill Road, 26.1 miles northeast of the city of Foresthill, c. 3/4 mi. NW of Sailor Flat (Duncan Peak 7.5' Q.). 2020 Comment
  SEINET9366804  Githopsis specularioides Unknown 2002-5-22 255 Placer Hughes Mill, along Finning Mill Rd, ~3 mi N of Forest Hill Rd, ~3 mi E of Forest Hill. Serpentine, open forest, bogs, flats, slopes. Disturbed considerably in past on lower area, flats than on upper slopes. Open serpentine flats on slopes above road. Comment
  RSA261417  Githopsis specularioides Erika Aschmann 1974-5-25 22 Placer 8.7 miles W of Placer County Big Tree Grove on Mosquito Ridge Road, Tahoe National Forest. Comment
  SEINET10464615  Githopsis specularioides Gates 1879-1 GATES s.n. Placer Rose Springs Comment
  CAS-BOT-BC282691  Glyceria elata Saichi Kawahara 1969-7-6 1005 Placer West bank of Indian Creek, Mel Henderson Ranch 987 Comment
  CDA13797  Glyceria elata G. F. Hrusa, J. Glazner 1997-8-3 14046 Placer Sierra Nevada; Corner of Hwy 89 & Squaw Valley Rd. Wet opening on hillside spring among thicket of Alnus incana and Rhamnus alnifolia. Small colony. Difficult to separate from G. elata except smaller in all parts. Comment
  SACT001252  Glyceria elata Michael Baad 1976-7-21 Placer Lower south west-facing slopes of Lyon Peak, southeast of Soda Springs. 2377.0 Comment
  SACT001253  Glyceria elata Michael Baad 1983-7-23 Placer More than .25 mile on road west of US Highway 89 1828.8 Comment
  UC1495301  Glyceria elata Robert T. Clausen and Harold Trapido 1940-7-13 4896 Placer 2 mi w Lake Tahoe (woods along Ward Creek); Sierra Nevada, Lake Tahoe Basin 1905 Comment
  UCD44578  Glyceria elata C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1944 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  RSA757090  Gnaphalium canescens subsp. thermale George K. Helmkamp, E. A. Helmkamp 2009-7-16 15199 Placer Foresthill Road, 20.3 miles northeast of the city of Foresthill. 1704 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
  CDA15920  Gnaphalium palustre G. F. Hrusa, J. Glazner 1999-7-17 15184 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  POM51549  Gnaphalium palustre Katherine Brandegee 1917-08 s.n. Placer Cisco Comment
  UCD150743  Goodyera oblongifolia James A. Neilson Jr. Date Unknown 2081 Placer Tahoe Basin, Timberland. 1901 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
  UCD147086  Gratiola ebracteata Chuck Hughes 2013-5-6 371 Placer Southwest margin of Camp Far West Reservoir. 95 Comment
  OBI16391  Grindelia camporum Robert F. Hoover 1965-6-24 9452 Placer 2 mi N of Auburn on road to Grass Valley (hwy 49) Comment
  UCD159462  Grindelia camporum D. S. Park 2010-8-11 216 Placer Hiking trail off Old Forest Hill Rd. overlooking American River. Common. Growing along mountainside. 176 Comment
  UC1118570  Grindelia hirsutula N. French 1933-6-6 74 Placer near Newcastle; Sacramento Quad. Comment
  SEINET7725979  Habenaria leucostachys Unknown 1888-1 Placer Comment
  SEINET11849111  Haplopappus acaulis C. F. Sonne 1885-1 s.n. Placer Tinkers Knob, Sierra Nevada Mts 2743 Comment
  POM359761  Helenium puberulum Wm. Martin 1971-9-10 20238 Placer 1 mile east of Weimar on Hwy 80 610 Comment
  POM260044  Helianthella californica var. nevadensis C. L. Hitchcock 1940-5-14 6392 Placer Meier Ranch, 6 miles north of Colfax. 762 Comment
  UCR207103  Helianthella californica var. nevadensis George K. Helmkamp, E. A. Helmkamp 2009-7-16 15223 Placer Sierra Nevada Mountains, Forest Hill Road, 26.1 miles northeast of the city of Foresthill, c. 3/4 mi. NW of Sailor Flat 2020 Comment
  CAS-BOT-BC305509  Helianthus bolanderi Rimo Bacigalupi; G. L. Stebbins; Daniel Zohary; Howard Stutz; Alex D. Hawkes; Juan Hunziker; Fritz Ehrendorfer 1952-7-20 3883 Placer Seven miles east of Iowa Hill 1158 Comment
  UC173103  Hemizonella minima Katharine Brandegee July 1908 Placer between Gold Run and Cape Horn (Magra) Comment
  RSA718505  Hemizonia fitchii L. P. Janeway 2006-8-24 8874 Placer Sacramento Valley. Along Hwy 193 about 3.5 km N of Lincoln. 41 Comment
  JEPS71480  Hesperochiron californicus Betsy Wilson and Gladys L. Smith 1972-4 3622 Placer foot of Ward Peak 2133 Comment
  POM267733  Hesperochiron californicus Lyman Benson 1933-6-26 4546 Placer 4 miles W of Donner Pass, Sierra Nevada, Bear River watershed 1982 Comment
  UC112844  Hesperochiron californicus Katharine Brandegee July 1908 Placer banks of Yuba R. a mile or so above Cisco; Yuba R. Comment
  UC672368  Hesperochiron californicus Herbert L. Mason 1926-5-29 3298 Placer Placer Co. Public Camp Ground Comment
  CAS-BOT-BC123626  Hesperochiron latifolius Albert Kellogg s.n. Placer Cisco Comment
  CAS-BOT-BC123627  Hesperochiron latifolius Albert Kellogg s.n. Placer Cisco Comment
  JEPS126293  Hesperochiron pumilus Steve Matson 2004-8-22 1045 Placer Tahoe Basin west shore; Ward Canyon; above road terminus on ski slope; beneath Chairlif base tower. Comment
  UCD102197  Hesperolinon micranthum Daniel Sanchez-Mata; Tomas Santamaria 2008-7-28 s.n. Placer Forest Hill. Iowa Hills Road to Sugar Pine Reservoir. Close to the reservoir. 1100 Comment
  CDA19543  Heterocodon rariflorum M. I. Wibawa, G. F. Hrusa , J. Glazner 2002-5-22 223 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
  UCD149726  Heterocodon rariflorum G. Ledyard Stebbins 1977-7-9 7765 Placer Along trail from McKinistry Lake to Rubicon River. (Exact location unknown. Coordinates estimated by label maker.) 1706 Comment
  SEINET10972522  Heterocodon rariflorum Raven Raven 9997 Placer 1 MI FROM BLUE CANYON ON RD TO EMIGRANT GAP Comment
  UC380603  Heteromeles arbutifolia Marcus E. Jones, A. M. 1882-7-3 Placer Colfax Comment
  UCD133036  Heterotheca grandiflora Collector Unknown Date Unknown s.n. Placer Exact location unknown. Comment
  UC1127197  Heuchera G. T. Nordstrom 1934-6-18 106 Placer n slope of Texas Hill; Tahoe National Forest 1584 Comment
  UCD40878  Heuchera micrantha var. erubescens Bif Soper 1983-5-28 15 Placer 13.5 miles from Forest Hill on Mosquito Ridge Road. 1066 Comment
  UCD40879  Heuchera micrantha var. erubescens M. D. 1983-5-28 132 Placer 13.5 miles east of Forest Hill on Mosquito Ridge Road. 1066 Comment
  CAS-BOT-BC425220  Heuchera rubescens D. L. Smith; G. L. Stebbins 1976-7-3 C 7673 Placer Big Crater, on northwest side of Ralston Ridge 1249 Comment
  CAS-BOT-BC319601  Hieracium albiflorum Ira L. Wiggins 1933-8-21 6781 Placer Shores of Lake Tahoe near Tahoma Comment
  CDA16045  Hieracium albiflorum G. F. Hrusa, J. Glazner 2000-9-3 15667 A Placer Sierra Nevada; Sugar Bowl Ridge, immediately to W of proposed Crow's Nest ski run. 2164 Comment
  JEPS126390  Hieracium albiflorum Steve Matson 1998-7-28 363 Placer Tahoe north shore Watershed, Tahoe Vista/Kings Beach; West Fork Snow Creek above golf course along trails. Comment
  UC481030  Hieracium albiflorum R. L. Pendleton and F. M. Reed 1907-7-28 1304 Placer Tahoe Tavern Lake Tahoe Region 1898 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
  CAS-BOT-BC319759  Hieracium argutum Rimo Bacigalupi; G. L. Stebbins; Alex Hawkes; et al. 1952-7-19 3855 Placer Along the North Fork of the American River directly below Cape Horn 1/2 mile upstream from teh bridge on the Colfax-Iowa Hill Road 381 Comment
  UC1129898  Hoita macrostachya C. R. Clar 1933-6-6 132 Placer near Rattlesnake Bridge; Sacramento Quadrangle Comment
  SACT001284  Holcus lanatus Josephine Van Ess 1976-6-16 Placer Collected just south of Douglas Blvd. Moist streambank. Comment
  SACT001287  Holcus lanatus Josephine Van Ess 1972-6-11 Placer Barton Road and Seven Cedars Road. Collected along Seven Cedars Road. Low moist area. Comment
  SEINET238860 Image available Holcus lanatus Beecher Crampton 1952-11-9 929 Placer 6 miles east of Auburn 1 mile south of Meadow Vista. 457 Comment
  CAS-BOT-BC150014  Holodiscus discolor var. discolor J. W. Stacey 1922-7-27 13 Placer Truckee River between Truckee and Tahoe City Comment
  RSA0005586  Holodiscus discolor var. discolor A. A. Heller 1903-8-12 7160 Placer Donner Pass. Comment
  POM360687  Holozonia filipes Fay A. MacFadden 1934-7-2 12586 Placer N Fork of N Fork of American River, Rawhide Mine Alta. Comment
  RSA0009706  Holozonia filipes Marcus E. Jones 1882-7-8 s.n. Placer Near Auburn. Comment
  SACT001321  Hordeum Michael Baad 1983-7-23 Placer Tahoe Airport along northeast side of Highway 267 2100.0 Comment
  UCD43199  Hordeum brachyantherum C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-13 568 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  UCD43368  Hordeum brachyantherum C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-12 736 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  UCD44601  Hordeum brachyantherum C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 1967 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  SACT001330  Hordeum depressum Josephine Van Ess 1977-4-1 Placer Collected about 2 miles north of the south end of Industrial Ave. Low area next to road. 39.6 Comment
  UC1132504  Hordeum jubatum G. T. Nordstrom 1934-6-21 151 Placer 4/10 mi w by nw Mammoth Springs; Colfax Quad., Tahoe National Forest Comment
  SACT001369  Hordeum leporinum D. Meyer 1984-4-15 Placer 2.5 miles north of Baseline Road. Roadside. 64.0 Comment
  CAS-BOT-BC516749  Hordeum murinum George K. Helmkamp; Amy Barnes 2013-3-28 20284 Placer Eastern Sacramento Valley: along 10th St/Ranch House Rd, 0.6 mi S of its jct with Riosa Road in Sheridan 43 Comment
  UC1128154  Horkelia fusca subsp. parviflora B. Bolt 1934-7-16 124 Placer 1/2 mi s Lost Emigrant Mine; Truckee Quad., Tahoe National Forest 2072 Comment
  SEINET6758836  Horkelia fusca subsp. parviflora M. J. Williams 1985-7-6 85- 61 -8 Placer Near old Donner Summit, south of Lake Mary 2286 Comment
  CAS-BOT-BC537865  Horkelia fusca var. parviflora A. A. Heller 1917-8-15 12939 Placer Soda Springs station, lower end Summit Valley 2042 Comment
  UC860235  Horkelia tridentata subsp. tridentata Marcus E. Jones 1882-5-27 3291 Placer Emigrant Gap Comment
  UC860236  Horkelia tridentata subsp. tridentata A. A. Heller 1917-6-17 12705 Placer below Cisco (along the Yuba River) Comment
  UC1283728  Horkelia tridentata subsp. tridentata Beecher Crampton 1964-7-21 7114 Placer below Blue Canyon weather station (along US Hwy 40) 1524 Comment
  CAS-BOT-BC537949  Horkelia tridentata var. tridentata Margaret J. Williams 1986-6-9 86- 64 -3 Placer South of I-80 near Cisco Grove. 1743 Comment
  CAS-BOT-BC537975  Horkelia tridentata var. tridentata Junea Kelly 1921-7-1 s. n. Placer Near Placerville Comment
  CAS-BOT-BC537982  Horkelia tridentata var. tridentata Dr. A. Kellogg 1870-6-14 s. n. Placer Cisco Comment
  UCD22017  Hosackia crassifolia Beth Lowe Corbin 1982-8-6 266 Placer On road 3/5 mile SW of Onion Creek campground. In rocky, fine, sandy soil along roadside. Herb 2 1/2' high. Flowers dark reddish purple with whitish edges. Mostly sun. SE facing slope, 20% incline. Common. 1920 Comment
  UCD106160  Hosackia oblongifolia R. Tofsrud 1951-7-1 s.n. Placer Hwy. 40, above Baxter 3/4 mile below drinking station. Comment
  JEPS71482  Hydrophyllum capitatum var. alpinum Gladys L. Smith 1972-6-18 3165 Placer Alpine Meadows 2072 Comment
  UC880766  Hydrophyllum capitatum var. alpinum Lewis S. Rose 1940-6-2 40457 Placer 10 mi n Tahoe City; Truckee River 1828 Comment
  CHSC74224  Hypericum anagalloides Susi Urie 1998-9-4 98 -271 Placer Lake Tahoe Basin Management Unit - National Forest. Meadow complex on north side of Ward Creek about 2.9 mi west of Lake Tahoe and Sunnyside. 2011 Comment
  UCD44449  Hypericum anagalloides C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1815 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  UCR173740  Hypericum concinnum George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-14 10709 Placer Northern Sierra Nevada Mountains foothills, 0.2 mile north of Forest Hill Road on Lake Clementine Rd., area northeast of Auburn on Forest Hill Divide 488 Comment
  UCD110360  Hypericum concinnum Jean Dougherty 1986-5-31 86 -25 Placer On Mosquito Ridge Road, 0.3 miles after junction with Foresthill Road. Comment
  UC871859  Hypericum formosum var. scouleri P. A. Lebenbauer 1932-9-5 Placer along Truckee R. near Tahoe City 1889 Comment
  UCR170799  Hypericum formosum var. scouleri George K. Helmkamp, E. A. Helmkamp 2005-9-30 9937 Placer Northern Sierra Nevada Mtns., Hampshire Rocks Road south of the I-80 Rainbow exit (c. 2 mi east of Cisco Grove) 1805 Comment
  CAS-BOT-BC401266  Hypericum perforatum Marcus E. Jones 1930-7-11 s.n. Placer Auburn Comment
  CAS-BOT-BC401267  Hypericum perforatum T. C. Fuller 1964-6-26 12253 Placer N. side of freeway, Interstate 80, to Donner Summit, 0.2 mi. w. of Gold Run, Sierra Nevada 762 Comment
  CDA5081  Hypericum perforatum T. C. Fuller 1964-6-26 12253 Placer Sierra Nevada; North side of freeway, Interstate 80, to Donner Summit, 0.2 miles west of Gold Run. Comment
  OBI4719  Hypericum perforatum T. C. Fuller 1964-6-26 12253 Placer N side of fwy US 80 to Donner Summit, 0.2 mi of Gold Run. Sierra Nevada 762 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
  JEPS126285  Hypericum scouleri Steve Matson 1998-5-27 154 Placer nSNH; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; south of Highway 267 on Lookout Mountain Creek. Comment
  RSA0035674  Hypochaeris glabra George K. Helmkamp, Mary Alice Barnes 2013-5-3 20464 Placer SW edge of Foresthill, Mosquito Ridge Road, 0.2 mile south of Forest Hill Road 974 Comment
  CAS-BOT-BC312896  Hypochaeris glabra L. S. Smith 1926-5-23 1827 Placer Tahoe National Forest. Forest Hill below town along road 762 Comment
  CAS-BOT-BC312897  Hypochaeris glabra Gordon H. True 1971-4-21 6524 Placer On Roseville-Lincoln Highway, ca. 5 miles north of Roseville Comment
  SEINET12328855  Ipomopsis aggregata J. H. Nishida 1985-1 768 Placer Homewood, Red Fir Forest 1829 Comment
  UC1249640  Ipomopsis aggregata G. Thomas Robbins 1951-6-17 3388 Placer ca 1.5 mi s Homewood (along state hwy 89) Comment
  POM147882  Ipomopsis aggregata subsp. formosissima J. B. Feudge 1927-7-19 1746 Placer Donner Lake 2134 Comment
  UCR233460  Ipomopsis aggregata subsp. formosissima George K. Helmkamp, E. A. Helmkamp 2011-8-26 18180 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
  POM129397  Ipomopsis congesta C. F. Sonne 1885-6-21 109 Placer [Mt] Head of Squaw Valley 2896 Comment
  SEINET7096691  Iris A. G. Vestal 1947-4-28 s.n. Placer Ca. 12 miles southeast of Auburn near present I80 and South of Rocklin. NAD27, 38? deg. 47'05ao, -120?_ 13' 52ao (converted to WGS84 decimal degrees) UTM Zone 10 653674mE, 4294165mN Comment
  CAS-BOT-BC133610  Iris hartwegii Kate E. Phelps 1937-5-25 s.n. Placer Dutch Flat Comment
  SBBG58776  Iris hartwegii M. N. Ackley -Jun-1925 416 Placer Dutch Flat 1005 Comment
Read comments
Feb 9 2017
  POM276864  Isoetes bolanderi Lyman Benson 1947-8-12 12791 Placer Tahoe City, Lake Tahoe. Sierra Nevada mtn range, Truckee River drainage. 1890 Comment
  SBBG122675  Isoetes howellii J. Dittes 2003-5-25 2003 -28 Placer ca. 3.3 air-mi S of Lincoln, 0.5 air-mi E of jct of State Hwy 65 and Twelve Bridges Exit 39 Comment
  POM196059  Isopyrum occidentale K. Sullivan 1929-4-28 s.n. Placer near colfax Comment
  UC9316  Isopyrum occidentale H. N. Bolander 1865-4-12 4553 Placer near Forest Hill; near Forest Hill Comment
  SEINET5338181  Isopyrum occidentale D. E. Brix 1962-3-17 s.n. Placer 3 1/2 miles northeast of Auburn, No. FK. American River. 366 Comment
  SEINET5338184  Isopyrum occidentale L. Smith 1979-4-12 s.n. Placer About 2 miles north on Lake Clementine Rd.- off Forest Hill Rd. towards Forest Hill. 305 Comment
  UC147581  Iva axillaris subsp. robustior Harriet A. Walker 1908-6-23 1217 Placer Blue Canyon 1432 Comment
  JEPS44486  Ivesia shockleyi var. shockleyi C. F. Sonne 1887-7 84 Placer Tinker's Knob; Sierra Nevada Mountains 2895 Comment
  CAS-BOT-BC340263  Jensia rammii C. L. Hitchcock 1940-5-14 6394 Placer Meier Ranch, ca. 6 miles north of Colfax 762 Comment
  SACT002749  Juglans hindsii Josephine Van Ess 1977-4-29 Placer Collected north of PFE Road. Old tree on which root stock has taken over. 27.4 Comment
  UCR209018  Juglans hindsii George K. Helmkamp, E. A. Helmkamp 2009-8-22 15520 Placer Sacramento Valley, along CA-193, 5.3 miles east of Lincoln 123 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
  UCD33732  Juncus articulatus subsp. articulatus Beecher Crampton 1972-7-26 8842 Placer Carpenter Flat east of Emigrant Gap. 1615 Comment
  CDA37250  Juncus bufonius CDFA Staff s.n. Placer Nute Ranch, near Nute Road. 0 Comment
  CHSC82584  Juncus bufonius var. bufonius Lowell Ahart 2002-7-22 9910 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
  UCD162584  Juncus bufonius var. occidentalis Steve Matson 2003-7-29 861 Placer nSNH; Tahoe west shore; Timberland subdivision; next to Rideout School/Community Center. 1920 Comment
  UCD43302  Juncus bufonius var. occidentalis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-12 670 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  CHSC68035  Juncus capitatus James D. Jokerst 1986-4-14 2617 Placer Johnson Ranch, N of Douglas Rd. and E of Hwy. 80. Comment
  CHSC67758  Juncus chlorocephalus James D. Jokerst 1986-7-13 2708 Placer Trail from The Cedars, high Sierra Nevada SW of Donner Lake, stop along trail S of Middle Fork American River. Comment
  UCD21853  Juncus chlorocephalus Beth Lowe Corbin 1982-8-19 385 Placer 2 miles SSE of The Cedars. 2011 Comment
  UCD75684  Juncus chlorocephalus Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5133 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, along Emigrant Trail on the N side of the north fork of Cold Creek, forest clearing off trail. 2112 Comment
  RSA783468  Juncus effusus Peter Rubtzoff 1979-8-31 9419 Placer The southern lake of Serene Lakes (Ice Lakes on 1955 Donner Pass 15 quad). At Serene Lakes Lodge Comment
  RSA0115049  Juncus effusus subsp. pacificus Lyman Benson 1947-8-12 12793 Placer Near Emigrant Gap. Mt. Range: Sierra Nevada. 1219 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
  JEPS74121  Juncus ensifolius L. S. Smith 1916-8-21 734 Placer Gray Horse Valley Truckee Region 1828 Comment
  JEPS74117  Juncus mertensianus L. S. Smith 557 Placer Squaw Valley Comment
  SD81039  Juncus mexicanus Darley F. Howe 1971-7-3 Placer Truckee. 1829 Comment
  CDA15928  Juncus nevadensis G. F. Hrusa, J. Glazner 1999-7-17 15179 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  CHSC74295  Juncus nevadensis Susi Urie 1998-9-2 98 -203 Placer Lake Tahoe Basin--National Forest. Large meadow below Hwy 28, between the highway and Lake Forest Road; about 0.2 mi north of Lake Tahoe. 1908 Comment
  JEPS103514  Juncus occidentalis Lowell Ahart 2002-7-22 9911 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
  UCD43350  Juncus occidentalis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-12 718 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  CDA15929  Juncus orthophyllus G. F. Hrusa, J. Glazner 1999-7-17 15180 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  UCD21852  Juncus parryi Rex Palmer 1979-6-19 N 258 Placer Headwaters basin area of the North Fork of the American River. Comment
  SBBG47338  Juncus tenuis J. T. Howell, G. H. True 1971-7-7 48322 Placer north limits of Lincoln 48 Comment
  UCD160262  Juncus tenuis Chuck Hughes 2014-4-24 398 Placer About 70 feet west of Crosby-Herold Road, and 400 feet north of Doty Ravine. 73 Comment
  CHSC67855  Juncus uncialis James D. Jokerst 1986-4-14 2625 Placer Johnson Ranch ca. 250 m N of Douglas Blvd. and E of access roads to residents to the north. In vernal pools. Comment
  RSA133970  Juniperus occidentalis var. australis John H. Thomas, Hazelle A. Thomas 6149 Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento 2134 Comment
  CHSC81742  Juniperus occidentalis var. occidentalis Lowell Ahart 2001-10-10 9335 Placer West of Soda Springs Road, about one mile south of Ice Lakes, about 3 miles south of Soda Springs and Highway 80. 2011 Comment
Read comments
Jan 4 2007
  POM281907  Juniperus occidentalis var. occidentalis Lyman Benson 1933-6-25 4540 Placer Cisco, U.S. 40, Sierra Nevada, Bear River watershed 1829 Comment
  CAS-BOT-BC235569  Keckiella breviflora Francis W. Pennell 1940-6-2 25659 Placer Route 49 north of American River, east of Auburn 274 Comment
  UC1012169  Keckiella breviflora Francis W. Pennell 1940-6-2 25659 Placer e of Auburn (Route 49, n of American River) 274 Comment
  UC27398  Keckiella breviflora Mrs. M. M. Hardy 1893-1 Placer Comment
  NY786792  Keckiella breviflora var. breviflora C. L. Hitchcock 1940-5-14 6413 Placer Meier Ranch, ca. 6 miles north of Colfax 762.0 Comment
  NY786793  Keckiella breviflora var. breviflora M. E. Jones 1882-5-28 3276 Placer Emigrant Gap Comment
  SCFS997  Keckiella lemmonii E. Krimmel 2014-7-15 Placer North Fork American River. Below Soda Springs Rd, on trail 1/4-mile above Heath Falls Overlook. Comment
  CHSC79565  Kelloggia galioides Frederic Hrusa; L. Serafini 1993-6-29 11264 Placer Duncan Creek approx. 5 meters upstream from Mosquito Ridge Rd. bridge crossing, and 1 mile N of French Meadows Reservoir. 1500 Comment
  JEPS127441  Kelloggia galioides Steve Matson 1997-7-15 5 Placer Tahoe north shore; Snow Creek watershed, Tahoe Vista/kings Beach; dirt road extension of Tiger Ave. Comment
  RSA121077  Kelloggia galioides B. Bolt 1934-7-19 152 Placer 1 mile S of Whiskey Hill. 1646 Comment
  UCR233396  Kelloggia galioides George K. Helmkamp, E. A. Helmkamp 2011-8-26 18177 Placer Northern Sierra Nevada Mountains, Robinson Flat, 0.1 mile south of the campground at Forest Hill Road 2061 Comment
  SACT001427  Koeleria phleoides Josephine Van Ess 1980-4-23 Placer Collected at intersection with Taylor Road. Weedy area, near building. 121.9 Comment
  CHSC3141  Kolkwitzia amabilis Gary Dutton 1966-4-29 165 Placer Found at 228 Donner Ave in backyard. Roseville. Comment
  CDA24282  Kumlienia hystricula M. S. Bergseng 1959-2-23 Placer Ponderosa Road, across river from Weimar. 0 Comment
  UC131019  Kumlienia hystricula Mrs. K. Brandegee 1909-4-28 Placer near Auburn (in the Sierra Nevada Foothills); Sierra Nevada Foothills Comment
  CHSC74068  Lactuca serriola Susi Urie 1998-8-18 98 -068 Placer Lake Tahoe Basin--National Forest. About 0.2 mi north of Lake Tahoe; large meadow complex between Kings Beach and Tahoe Vista. 1901 Comment
  CAS-BOT-BC341358  Lagophylla glandulosa David D. Keck 1932-7-1 1589 Placer 2 miles N. of Auburn on Nevada City road 425 Comment
  SD53146  Lagophylla glandulosa Darley F. Howe 1962-8-10 3419 Placer 4.0 miles north of Auburn. 550 Comment
  CAS-BOT-BC341562  Lagophylla ramosissima L. S. Smith 1931-7-11 2577 Placer Tahoe National Forest. Miller Lake 2134 Comment
  UCR253552  Lamium amplexicaule George K. Helmkamp, Amy Barnes 2014-4-23 22804 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
  CAS-BOT-BC433220  Lamium purpureum George K. Helmkamp; Elizabeth Helmkamp 2013-4-13 20333 Placer Northern Sierra Nevada Mountains Foothills: Cramer Road at the junction with CA-49, north of Auburn. 412 Comment
  CHSC96472  Lasthenia fremontii Lowell Ahart; Brian Williams 2007-4-13 13631 Placer Bottom of vernal pools, about 1/2 mile south of the Manzanita Cemetery, about 1/2 mile west of Gladding Road, about 2 3/4 miles north of Lincoln. 43 Comment
  RSA739655  Lasthenia glaberrima John Dittes 2003-5-25 2003 -25 Placer Sacramento Valley; approximately 3.3 air-miles south of Lincoln, 0.5 air-miles due east of intersection of State Highway 65 and 12-Bridges Exit. 40 Comment
  CAS-BOT-BC213499  Lathyrus jepsonii subsp. californicus Marcus E. Jones 1883-7-1 s.n. Placer Emigrant Gap Comment
  CAS-BOT-BC213500  Lathyrus jepsonii subsp. californicus Marcus E. Jones 1883-7-1 s.n. Placer Emigrant Gap Comment
  UC864420  Lathyrus jepsonii var. californicus Marcus E. Jones, A. M. 1882-7-1 3573 Placer Emigrant Gap Comment
  UC15331  Lathyrus jepsonii var. californicus Mrs. M. M. Hardy 1893-1 Placer Comment
  UCD106347  Lathyrus latifolius Beecher Crampton 1972-7-26 8854 Placer Placer County, Carpenter Flat east of Emigrant Gap. 1615 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
  RSA305950  Lathyrus nevadensis subsp. nevadensis Fay A. MacFadden 1934-3-25 12431 Placer Canyon Creek, Monte Vista Inn. Comment
  UC864490  Lathyrus nevadensis var. nevadensis C. L. Hitchcock 1940-5-7 6319 Placer ca 1 mi w Baxter Comment
  UCR208554  Lathyrus sulphureus George K. Helmkamp, E. A. Helmkamp 2009-5-11 14669 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
  SEINET5327340  Lathyrus sulphureus A. Allen 1950-5-20 43 Placer On Hwy 40, 4 mi W of Gold Run, 914 Comment
  SEINET5327342  Lathyrus sulphureus W. D. Billings 1940-5-18 1304 Placer Opening in undisturbed pine woods Gold Run Comment
  JEPS119444  Layia chrysanthemoides George K. Helmkamp with E. A. Helmkamp 2011-4-10 17155 Placer Sacramento Valley: along Riosa Road at the east edge of the village of Sheridan. Comment
  SEINET11447709 Image available Layia chrysanthemoides Beninghett 1930-4-20 3251 Placer Lincoln Comment
  UC30611  Layia fremontii H. N. Bolander 1865-4-11 4548 Placer 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
  SEINET11447834 Image available Layia platyglossa D. Erskine 1941-4-11 20 Placer 2 miles E of Roseville 76 Comment
  SEINET7270125  Ledum glandulosum W. D. Billings 1951-8-21 2150 Placer Sierra Nevada, E. slope of Granite Chief 2377 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
  CAS-BOT-BC88772  Lepidium appelianum K. L. Stark; J. C. Henderson 1978-8-3 s.n. Placer Highway Marker 50.00, north side of west bound lanes, Interstate 80, northeast of Baxter. Comment
  HSC33424  Lepidium campestre Thomas W. Nelson, James Nelson 1974-6-17 1376 Placer Dollar Point overlooking Lake Tahoe, N of Tahoe City 1585 Comment
  JEPS82335  Lepidium campestre Gladys L. Smith 1982-6-24 7427 Placer Goose Meadow Comment
  SD81098  Lepidium campestre Darley F. Howe 1971-7-3 Placer Truckee 1830 Comment
  CAS-BOT-BC89730  Lepidium latifolium John Thomas Howell 1974-7-12 50606 Placer Sierra Nevada. Emigrant Gap. 1615 Comment
  UCD115693  Lepidium latifolium S. P. Fisher 1969-10-20 s.n. Placer 1 sq. rd. infestation along S.P.R.R. tracks, 3/4 mi. n.e. of Loomis. Comment
  UCD22411  Lepidium latifolium A. M. Shapiro 2001-8-10 s.n. Placer Donner Pass Road, at roadside. 2115 Comment
  CDA3791  Lepidium latifolium J. C. Henderson, K. Stark 1971-7-16 Placer Sierra Nevada; Southern Pacific Railroad tracks, Penryn. Comment
  SEINET5326391  Lepidium nitidum M. Demorest 1962-3-15 s.n. Placer Junction of the North and Middle Forks of the American River, 4 miles from Auburn. 274 Comment
  JEPS113103  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
  HSC33421  Lepidium virginicum var. menziesii Thomas W. Nelson, James Nelson 1974-6-17 1371 Placer Dollar Point overlooking Lake Tahoe, N of Tahoe City 1585 Comment
  UCR229452  Lepidium virginicum var. virginicum George K. Helmkamp, E. A. Helmkamp 2011-7-26 17900 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
  SACT001404  Leptochloa fascicularis Josephine Van Ess 1973-6-24 Placer Collected just south on Barton Road. Wet roadside ditch. 91.5 Comment
  JEPS71341  Leptodactylon pungens Gladys L. Smith 1972-6-20 3203 Placer Ward Peak; on open plateau about terminus of Summit chairlift 2621 Comment
  SD44651  Leptosiphon bicolor Darley F. Howe 1951-5-2 2111 Placer Placer County 456 Comment
  POM299439  Leptosiphon harknessii L. S. Rose 1941-7-18 41322 Placer Chambers Lodge (McKinney), Lake Tahoe 2100 Comment
  UC10691  Lesquerella occidentalis subsp. occidentalis C. F. Sonne June 1887 Placer Rocky Peak on Truckee River Truckee River; Sierra Nevada Mountains, Rocky Peak on Truckee River Comment
  UCD69218  Lessingia leptoclada D. Sanchez-Mata; P. Rodriguez-Rojo and D. Sanchez-Mata 1997-8-8 s.n. Placer Tahoe National Forest. Todd Valley-Forest Hill. Forest Hill Rd. 850 Comment
  JEPS20599  Lessingia virgata R. F. Hoover 1936-7-31 1588 Placer Sheridan Comment
  UCR200871  Leucothoe davisiae George K. Helmkamp, E. A. Helmkamp 2008-9-15 14113 Placer Northern Sierra Nevada Mountains, Forestry route 43, 0.3 mile southeast of the east end of Foresthill Road at the junction to Soda Springs, junction is 27 miles northeast of Forest Hill City 2061 Comment
  UCR247347  Leucothoe davisiae T. C. Fuller 1973-8-23 19982 Placer Sierra Nevada Mtns., just SE of Robinson Flat Guard Station 2165 Comment
  SEINET7270533  Leucothoe davisiae Unknown 1934-8-17 s.n. Placer Gold Lake, Plumas National Forest Comment
  UC82845 Image available Lewisia kelloggii A. Kellogg 1870-6-27 Placer Camp Yuba (Cisco) Sierra Nevada Comment
Read comments
Apr 4 2011
  JEPS73656  Lewisia kelloggii subsp. kelloggii L. R. Heckard with G. L. Stebbins 1973-6-17 3444 Placer about 7 air miles SE of Emigrant Pass (summit of Big Valley Bluff) 1935 Comment
  CAS-BOT-BC444162  Lewisia nevadensis A. A. Heller 1917-6-17 12714 Placer Along the Yuba River below Cisco 1676 Comment
  UC176132  Lewisia nevadensis Miss Harriet A. Walker 1908-6-26 1318 Placer Cisco Comment
  UCD21924  Lewisia triphylla Rex Palmer 1979-6-9 N 172 Placer Headwaters basin area of the North Fork of the American River Comment
  UCD21925  Lewisia triphylla Beth Lowe Corbin 1982-8-4 230 Placer 1/2 mile NNW of Onion Creek campground. In damp meadow in White Fir forest. Small, fleshy herb, with white flowers. Mostly shade. SW facing slope, 10% incline. Locally abundant. 2072 Comment
  CAS-BOT-BC436048  Ligusticum grayi John H. Thomas; Hazelle A. Thomas 1956-7-21 6211 Placer Sierra Nevada, vicinity of Donner Pass, about 80 miles NE of Sacramento 2377 Comment
  UC573559  Ligusticum grayi B. Bolt 1934-7-16 123 Placer 1/2 mi. s. Lost Emigrant Mine (Tahoe Nat'l Forest); , Truckee Quad. 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
  UCD21592  Ligusticum grayi E. Dean; M. Starbuck, C. Tresan, S. Tresan 2002-7-30 1255 Placer Vicinity of the town of Soda Springs. Along trail that starts at Soda Springs Rd. and travels E from the Serene Lakes region up ca. 100 m to a ridge that looks down on Lake Van Norden and railroad tracks. W-facing slope, descending ridge. 2200 Comment
  UCD21642  Ligusticum grayi Rex Palmer 1979-7-25 N 686 Placer Headwaters basin area of the North Fork of the American River Comment
  SEINET11119990  Ligusticum grayi K. Scheetz 1972-9-10 s.n. Placer Basin Peak. 2438 Comment
  UC3704  Lilium kelleyanum Mrs. M. M. Hardy 1893-1 Placer Comment
Read comments
Dec 13 2006
  CAS-BOT-BC130773  Lilium pardalinum Mrs. H. M. Mitchell 1922-7-1 s.n. Placer Gold Run Comment
  CAS-BOT-BC130778  Lilium pardalinum Albert Vollmer 1949-7-6 12 -D Placer Bear Valley Comment
  RSA65289  Lilium pardalinum Albert M. Vollmer, L. Beane 1951-07 188 Placer Bear Valley, east of Nevada City Comment
  UC984809  Lilium pardalinum A. M. Vollmer and L. Beane Jul 1951 188 Placer e of Nevada City (Bear Valley); Bear Valley Comment
  RSA377184  Lilium parvum Bonnie C. Templeton 1931-7-4 1504 Placer Near Meeks Bay, Lake Tahoe 2280 Comment
  UC148984  Lilium parvum H. M. Hall Jul 1910 8755 Placer near Cisco; Sierra Nevada Mountains 1859 Comment
  CAS-BOT-BC508455  Lilium parvum Mrs. H. M. Mitchell 1922-7-1 s.n. Placer Blue Canyon Comment
  CAS-BOT-BC508483  Lilium parvum H. M. Hall 1910-7-1 8155 Placer Near Cisco, Sierra Nevada Mountains 1859 Comment
  UC615237  Lilium parvum Beryl O. Schreiber 1933-7-17 875 Placer below Summit Comment
  UC3751  Lilium washingtonianum subsp. washingtonianum Mrs. M. M. Hardy 1893-1 Placer Comment
  UCD116462  Limnanthes alba subsp. alba Beecher Crampton 1953-4-13 1096 Placer Sunnybrook Farms, 2 miles north Lincoln, Francheschi Ranch. Comment
  SEINET3225174 Image available Limnanthes douglasii Marcus E. Jones 1882-6-28 3285 Placer Emigrant Gap. Comment
  CAS-BOT-BC246053  Limosella aquatica John Thomas Howell 1943-7-19 18579 Placer Summit Valley Comment
  UC23397  Linanthus bicolor Bolander 1865-4-13 4568 Placer Newcastle Comment
  RSA0051410  Linanthus harknessii George K. Helmkamp, E. A. Helmkamp 2012-6-19 19235 Placer Foresthill Road, 6.9 miles east of its junction with Devil s Thumb Road. 1973 Comment
  RSA300578  Lithocarpus densiflorus var. densiflorus John Dourley, Walter Wisura 1982-10-13 3860 Placer 7.3 mi SW of Emigrant Gap, along forestry rd. 19. 1402 Comment
  SACT002874  Lithocarpus densiflorus var. echinoides Josephine Van Ess 1980-7-23 Placer Collected in grove of Sierra Redwoods along nature trail in park. Shrub in open forest. Comment
  UC1135290  Lithocarpus densiflorus var. echinoides G. T. Nordstrom 1934-6-19 116 Placer 0.5 mi ne Texas Hill; Tahoe National Forest, Colfax Quad. 1554 Comment
  CAS-BOT-BC430966  Lithophragma bolanderi W. A. Weber; Lewis S. Rose 1953-5-19 8389 Placer open grassy hills 1 mi. s. e. of Auburn 304 Comment
  CAS-BOT-BC430967  Lithophragma bolanderi G. L. Stebbins 1978-5-27 s.n. Placer Along power line, east of Big Crater 1219 Comment
  UC858170  Lithophragma glabrum A. A. Heller 1917-6-17 12684 Placer near the Yuba River below Cisco; near Yuba River 1676 Comment
  UC11869  Lithophragma parviflorum var. trifoliatum H. N. Bolander 1865-4-11 4525 Placer Auburn Comment
  JEPS111185  Logfia filaginoides Steve Matson 2005-4-17 1219 Placer Near Colfax, Stevens Trail to the North Fork of the American River Comment
  CAS-BOT-BC342358  Logfia gallica John Thomas Howell; Gordon True 1971-5-26 47632 Placer Northern limits of Lincoln 48 Comment
  SACT001440  Lolium multiflorum D. Meyer 1983-6-5 Placer along roadside. 487.68 Comment
  UC1132191  Lolium multiflorum N. French 1933-6-5 69 Placer Middle Fork American River; Sacramento Quad., Middle Fork American River Comment
  CDA15458  Lolium perenne D. Mitani 1999-3-31 PDR 1223619 Placer Sierra Nevada; Winchester Country Club golf course, Meadow Vista. 0 Comment
  UCR207854  Lolium perenne subsp. multiflorum George K. Helmkamp, E. A. Helmkamp 2009-4-22 14567 Placer Sierra Nevada Mountains Foothills, Forest Hill Road 1.9 mile east of its junction with CA-49 and the North and Middle Forks of the American River 399 Comment
  UCD66657  Lolium temulentum August L. Hormay 1932-5-24 Placer West of Auburn. Comment
  RSA0039273  Lomatium dissectum George K. Helmkamp, Mary Alice Barnes 2013-4-18 20336 Placer Yankee Jim Road, 0.9 mile east of its junction with Canyon Way, 4.4 miles SE (167 ) of Colfax 561 Comment
  UC21193  Lomatium utriculatum H. N. Bolander 1865-4-13 4578 Placer Newcastle Comment
  UCR250056  Lomatium utriculatum George K. Helmkamp, Mary Alice Barnes 2013-4-18 20336 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
  UC864264  Lotus argophyllus Marcus E. Jones, A. M. 1882-7-3 3338 Placer Colfax Comment
  POM260126  Lotus humistratus C. L. Hitchcock 1940-5-14 6382 Placer Meier Ranch, 6 miles north of Colfax. 762 Comment
  UC864903  Lotus incanus C. L. Hitchcock 1940-5-7 6326 Placer ca 1 mi w Baxter Comment
  UC65765  Lotus nevadensis var. nevadensis P. B. Kennedy and S. B. Doten 1901-8-7 249 Placer Summit Soda Springs Comment
  UCR231845  Lotus oblongifolius George K. Helmkamp, E. A. Helmkamp 2010-8-14 16796 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
  UC1129102  Lotus oblongifolius var. oblongifolius G. T. Nordstrom 1934-6-22 155 Placer Mammoth Springs Tahoe National Forest, Colfax Quad. 1706 Comment
  UC1368473  Lotus oblongifolius var. oblongifolius R. K. Gierisch 1969-7-11 3521 Placer Big Bend Tahoe Forest 1828 Comment
  JEPS59490  Lotus oblongifolius var. oblongifolius Ezra Brainerd and Viola B. Baird 1915-7-12 242 Placer n side Donner Lake; Sierra Nevada Mts. 1828 Comment
  SEINET9325113  Lotus oblongifolius var. oblongifolius Unknown 1972-7-26 8855 Placer Ca 1 mi W of Cisco Grove on I-80, moist rdbanks at base and upslope UC Davis Herbarium Comment
  JEPS24946  Lotus pinnatus Marcus E. Jones, A. M. 1882-6-27 3282 Placer Emigrant Gap Comment
  CDA12426  Lotus purshianus G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8555 Ab Placer Lake Tahoe; N side of upper Ward Valley, 4 mi SW of Tahoe City. Comment
  JEPS55783  Lotus purshianus var. purshianus W. H. Shockley Jun 1886 Placer Auburn Comment
  UC207653  Lotus purshianus var. purshianus H. M. Hall 1910-7-1 8734 Placer near Cisco; Sierra Nevada Mountains 1828 Comment
  UCR170797  Lotus purshianus var. purshianus George K. Helmkamp, E. A. Helmkamp 2005-9-30 9933 Placer Northern Sierra Nevada Mtns., Hampshire Rocks Road south of the I-80 Rainbow exit (c. 2 mi east of Cisco Grove) 1805 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
  JEPS59492  Lotus purshianus var. purshianus Ezra Brainerd and Viola B. Baird 1915-7-22 244 Placer near Bear Rock Camp; Sierra Nevada Mts. 1889 Comment
  POM27032  Lotus unifoliolatus Marcus E. Jones 1882-6-30 s.n. Placer Emigrant Gap. Comment
  POM27033  Lotus unifoliolatus Marcus E. Jones 1882-7-3 s.n. Placer Alta. Comment
  RSA406277  Lotus unifoliolatus L. S. Rose 1946-6-23 46185 Placer Rainbow, north of Cisco. 1738 Comment
  SDSU4354  Lotus wrangelianus D. F. Howe 1948-5-21 1916 Placer 457 Comment
  CAS-BOT-BC60252  Lunaria annua H. K. Wagnon; T. C. Fuller 1964-5-18 11982 Placer Alta. Railroad tracks east of Dutch Flat Road. 1097 Comment
  SEINET5327622  Lupinus albifrons F. Brunetti 1962-4-1 s.n. Placer 2 miles east of Auburn, North Fork American River. 274 Comment
  OBI82142  Lupinus albifrons var. collinus George K. Helmkamp, Mary Alice Barnes 2013-5-3 20486 Placer Northern Sierra Nevada Mountains Foothills: Mosquito Ridge Road, 4.7 miles south of Forest Hill Road, 1.8 mi. east (92 deg. ) of Foresthill. 829 Comment
  UC1129257  Lupinus andersonii G. F. Burks 1934-9-14 42 Placer Truckee River; Tahoe National Forest, Truckee Quadrangle Comment
  UCD106420  Lupinus andersonii A. A. Heller 1919-7-25 13306 Placer near the Yuba river below Cisco. 1676 Comment
  UCR111007  Lupinus angustiflorus George K. Helmkamp, E. A. Helmkamp 1999-6-30 5094 Placer Northern Sierra Nevadas, Soda Springs Road 0.9 mi south of Donner Pass Road, approaching Ice Lakes. 2104 Comment
  CAS-BOT-BC249046  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
  SD243134  Lupinus arbustus George K. Helmkamp, E. A. Helmkamp 2010-7-28 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 (Duncan Peak 7.5'Q) 2040 Comment
  JEPS65342  Lupinus argenteus var. meionanthus C. F. Sonne 1886-8-16 52 Placer mts above Coldstream (near Tinker Knob); Sierra Nevada Mountains, mts above Coldstream 2438 Comment
  CDA37251  Lupinus benthamii CDFA Staff s.n. Placer Nute Ranch, near Nute Road. 0 Comment
  UCR194944  Lupinus benthamii George K. Helmkamp, E. A. Helmkamp 2007-5-18 12040 Placer Northern Sierra Nevada Mountains Foothills, along the connection road from CA-49 to Forest Hill Road; 1.1 miles east of the crossing of the junction of the North and West Forks of the American River 229 Comment
  SD241817  Lupinus bicolor G. K Helmkamp, E. A. Helmkamp 2010-4-17 15886 Placer Sierra Nevada Mountains Foothills: Rattlesnake Bar Road, 4.2 miles southwest of its junction with CA-49 near Pilot Hill (Pilot Hill 7.5'Q) 359 Comment
  UCR198538  Lupinus bicolor George K. Helmkamp, E. A. Helmkamp 2008-4-17 13281 Placer Sacramento Valley, Ranch House Road, 0.2 mile southeast of Sheridan 37 Comment
  UCR231895  Lupinus bicolor George K. Helmkamp, E. A. Helmkamp 2011-4-10 17140 Placer Sacramento Valley, east of Sheridan just north of the junction of North Kilaga Springs Road and Kilaga Springs Road 98 Comment
  SEINET6655518  Lupinus latifolius var. latifolius L. S. Smith 1927-8-6 2158 Placer Tahoe NF; Top of hill south of Robertson Flat Ranger Station; Duncan Peak Ridge.; 0 2347 Comment
  OBI48718  Lupinus lepidus var. confertus Lewis S. Rose 1941-7-23 41356 Placer Chambers Lodge, (McKinney) Lake Tahoe 1920 Comment
  RSA0053706  Lupinus lepidus var. sellulus G. K. Helmkamp, E. A. Helmkamp 2012-6-19 19221 Placer Northern Sierra Nevada Mountains: Devil's Thumb Road (Deadwood Rd.), 1.2 miles S of its junction with Foresthill Road 1648 Comment
  UC569529  Lupinus lepidus var. sellulus H. S. Yates 1934-6-29 3918 Placer near Brockway; Truckee Quadrangle Comment
  RSA413788  Lupinus lyallii var. lyallii Bonnie C. Templeton 1931-7-5 1506 Placer Near Meek's Bay, Lake Tahoe. 2280 Comment
  UCR173276  Lupinus microcarpus var. densiflorus George K. Helmkamp, Elizabeth Helmkamp 2006-5-13 10440 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
  CDA12006  Lupinus nanus G. F. Hrusa 1995-5-2 12187 Placer Sierra Nevada; along side of Mosquito Ridge Rd. approx. 3 km. E of Foresthill. Comment
  CDA36967  Lupinus nanus CDFA Staff s.n. Placer Nute Ranch, near Nute Road. 0 Comment
  SEINET3271551 Image available Lupinus nanus George K. Helmkamp, E. A. Helmkamp 2009-5-7 14603 Placer Sierra Nevada Mountains Foothills; Mosquito Ridge Road, 4.4 miles east of its junction with Forest Hill Road in Foresthill 805 Comment
  UCR173517  Lupinus nanus George K. Helmkamp, Elizabeth Helmkamp 2006-4-6 10131 Placer Northern Sierra Nevada Foothills, NE edge of Sacramento metropolitan area; Sierra College Road and King Ranch Road SSE of Rocklin 122 Comment
  UCR234213  Lupinus nanus George K. Helmkamp, E. A. Helmkamp 2011-4-10 17171 Placer Sacramento Valley, along Riosa Road, 2.3 miles east of Sheridan 43 Comment
  UCR246785  Lupinus nanus CDFA Staff 2006-1 s.n. Placer Nute Ranch, near Nute Road Comment
  UCR250894  Lupinus nanus George K. Helmkamp, Mary Alice Barnes 2013-4-18 20341 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
  UCR258987  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 33 Comment
  UC710396  Lupinus nanus C. P. Smith 1946-5-3 46267 Placer Hiway 99e s edge of town Roseville; s edge of town Roseville Comment
  SEINET10903499  Lupinus sellulus Gordon H. True, John Thomas Howell 1967-8-16 True 3781 Placer Fordyce lake road just south of lake, ca. 5 Mi north of cisco grove. Common on Dry forest floor. 2042 Comment
  POM265980  Lupinus vallicola subsp. vallicola C. Leo Hitchcock 1940-5-4 6388 Placer Meier Ranch, ca 6 miles north of Colfax. 762 Comment
  UCD142068  Luzula comosa Beecher Crampton 1966-4-14 7649 Placer 2.5 miles east of Lincoln. Comment
  CAS-BOT-BC436668  Luzula comosa var. laxa Dr. Kellogg 1870-7-6 s.n. Placer Cisco, Sierra Nevada Mts. Camp Yuba Comment
  UC144638  Luzula subcongesta A. A. Heller 1903-8-10 7135 Placer above Donner Pass 2286 Comment
  UC1191822  Lycopus americanus Malcolm A. Nobs and S. Galen Smith 1949-8-22 1541 Placer s.w. city limits of Roseville Comment
  JEPS103591  Lycopus uniflorus Lowell Ahart 2002-7-22 9888 Placer On a floating log in the lake, on the E side of the paved road to Lake Valley Reservoir, ca 1/4 mile E of Yuba Gap and Highway 80. 1773 Comment
  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
  UCR218117  Madia elegans subsp. vernalis George K. Helmkamp, E. A. Helmkamp 2010-6-26 16399 Placer Sierra Nevada Mountains Foothills, Yankee Jim's Road in Bunch Canyon, 0.5 mile southeast of its junction with Canyon Way 591 Comment
  CAS-BOT-BC342839  Madia glomerata H. M. Hall 1910-6-26 8746 Placer Cisco; on west slope of Sierra Nevada Comment
  CDA13697  Madia glomerata G. F. Hrusa, J. Glazner 1997-8-3 14057 Placer Sierra Nevada; Corner of Hwy 89 & Squaw Valley Rd. Comment
  UC406894  Madia glomerata H. M. Hall 1910-6-26 8746 Placer Cisco w slope of Sierra Nevada Comment
  UCD43198  Madia glomerata C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-13 567 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  UCR257630  Madia glomerata George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19534 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
  CAS-BOT-BC343245  Madia gracilis H. M. Hall 1910-6-26 8719 Placer Cisco, west slope of Sierra Nevada 1804 Comment
  UCD134280  Madia gracilis Eric Brenner; John Hunter 1996-5-26 2 Placer Tahoe National Forest, along Forest Hill Rd at Mosquito Ridge at Volcano Canyon. 1870 Comment
  CAS-BOT-BC343239  Madia gracilis David D. Keck 1932-6-30 1583 a Placer Ca. 4 miles S. of Colfax 640 Comment
  POM30638  Madia rammii Marcus E. Jones 1882-7-3 s.n. Placer Colfax. Comment
  CAS-BOT-BC508529  Maianthemum racemosum G. K. Helmkamp; E. A. Helmkamp 2007-6-12 12314 Placer Lake Spaulding Road just north of its junction with Highway CA-20, Northern Sierra Nevada Mountains 1609 Comment
  SCFS11529137  Maianthemum racemosum E. Krimmel, F. Felix 2012-9-13 Placer NFAm, downstream from Cedars. On streambank. Comment
  UCR250066  Marrubium vulgare George K. Helmkamp, Mary Alice Barnes 2013-5-3 20470 Placer Foothills, northern Sierra Nevada Mountains, SW edge of Foresthill, Mosquito Ridge Road, 0.2 mile south of Forest Hill Road 974 Comment
  UCR198048  Medicago lupulina Beth Lowe Corbin 1982-8-13 347 Placer Headwaters Basin Area of the North Fork of the American River. 1/2 mi west of The Cedars 1723 Comment
  CAS-BOT-BC269214  Melica aristata Catherine Best 1981-8-1 s.n. Placer Big Meadow, about 3 miles south of French Meadows 1600 Comment
  UCD36669  Melica aristata Beecher Crampton 1955-6-15 2905 Placer Placer County, Yankee Jims. 807 Comment
  SACT001499  Melica californica Josephine Van Ess 1977-4-27 Placer Collected near top of hill where flume crosses the road. Dry slope. 140.2 Comment
  UCD36656  Melica californica Beecher Crampton 1955-6-15 2877 Placer Placer County, Bunch Canyon, 2 miles south of U.S. Highway 40, on Forest Hills Road. Comment
  SACT001507  Melica fugax Michael Baad 1983-8-11 Placer on trail to Whiskey Creek to Mildred Ridge. 2133.0 Comment
  SEINET10893691  Melica fugax A. Arthur Heller 1917-6-17 Heller 12699 Placer Low, gravelly places alont the Yuba river below Cisco, Pinus Murrayana and Populus trichocarpa are the trees, several species of willow plentiful. Granite. 1676 Comment
  SEINET175792 Image available Melica geyeri Marcus E. Jones 1882-6-30 3553 Placer Emigrant Gap Comment
  UCD87385  Melica harfordii Beecher Crampton 1955-6-15 2872 Placer Placer County, Head of Bunch Canyon, 1 mile south of U.S. Highway 40, Forest Hill Road. Comment
  UCD87386  Melica harfordii Beecher Crampton 1955-6-15 2884 Placer Placer County, Bunch Canyon, 2.5 miles south of U.S. Highway 40, on Forest Hills Road. 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
  SACT001527  Melica stricta Michael Baad 1976-8-12 Placer Southwest to Emigrant Peak along Shirley Lake Ski Lift 2316.0 Comment
  UC34007  Melica stricta C. F. Sonne Jul 1892 9 Placer mt above Coldstream; Sierra Nevada Mountains 2590 Comment
  UCD88310  Melica stricta Tamara Kan 1992-7-25 s.n. Placer East slope of Silver Peak. 2377 Comment
  CAS-BOT-BC281030  Melica stricta Charlotte Pyle 1978-8-9 s.n. Placer Silver Peak about 1.5 miles NW of Squaw Valley 2438 Comment
  SACT001540  Melica torreyana Michael Baad 1983-4-17 Placer 411.48 Comment
  SEINET11262285  Melica torreyana George Helmkamp, E. A. Helmkamp 2012-5-5 18915 Placer Northern Sierra Nevada Mountain Foothills: Lake Clementine Road, 1.2 miles west of its junction with Foresthill Road, .3 air miles SE of Clementine Dam on the American River (Auburn 7.5').; 0 396 Comment
  SEINET9262014  Melica torreyana George K. Helmkamp, Amy Barnes 2014-1 22799 Placer Sierra Nevada Mountains Foothills: Old auburn-Foresthill ROad 1.7 miles northeast of its junction with CA-49 at North Fork American River (Auborn 7.5 Q) 407 Comment
  UCD36655  Melica torreyana Beecher Crampton 1955-6-15 2876 Placer Placer County, Head of Bunch Canyon, 1 mile south of U.S. Highway 40. Comment
  UCR207884  Melica torreyana George K. Helmkamp, E. A. Helmkamp 2009-4-22 14579 Placer Sierra Nevada Mountains Foothills, Rucky Chuck Rd. (dirt) 1.2 miles southeast of Forest Hill Road 448 Comment
  UCR218451  Melica torreyana George K. Helmkamp, Mary Alice Barnes & Mary Jane Ganibe 2010-7-2 16427 Placer Sierra Nevada Mountains Foothills, Yankee Jims Road on the east side of Yankee Jims Bridge over the North Fork American River, 5 mi. SE (146 deg. ) of Colfax 282 Comment
  JEPS88683  Microseris nutans L. S. Smith 1926-5-25 1852 Placer below Millers Defeat (Mosquito Ridge); , Tahoe Forest 1676 Comment
  UCD21782  Microseris nutans Beth Lowe Corbin 1982-8-6 264 Placer 1/4 mile SW of Onion Creek campground. 1889 Comment
  UCD21783  Microseris nutans Rex Palmer 1979-6-20 N 329 Placer Headwaters basin area of the North Fork of the American River Comment
  JEPS59442  Microseris nutans Ezra Brainerd and Viola B. Baird 1915-7-10 167 Placer ? road to Deer Park Inn; Sierra Nevada Mts. 1920 Comment
  POM219151  Microseris nutans G. W. Fetters 1929-6-29 s.n. Placer Pomin's, Lake Tahoe Comment
  JEPS127495  Microsteris gracilis Steve Matson 2002-5-26 520 Placer nSNH: Tahoe north shore; Snow Creek watershed, Tahoe Vista/Kings Beach. Comment
  POM43872  Mimulus aurantiacus var. grandiflorus Marcus E. Jones 1882-6-28 3288 Placer Emigrant Gap. Comment
  RSA93428  Mimulus bicolor Milo S. Baker 1936-6-22 8418 Placer Hwy 40, vicinity of Gold Run. Comment
  CDA12004  Mimulus bifidus subsp. bifidus G. F. Hrusa 1995-5-2 12185 Placer Sierra Nevada; approx. 1 km. on Mosquito Ridge Rd. past Gorman Ranch Rd. intersection. Comment
  UCR233400  Mimulus breweri George K. Helmkamp, E. A. Helmkamp 2011-8-26 18186 Placer Northern Sierra Nevada Mountains, along Forest Hill Road, 12.9 miles east of Humbug Road, less than 1 mile northwest of Robinson Flat 2050 Comment
  UCR190665  Mimulus guttatus George K. Helmkamp, E. A. Helmkamp 2007-5-23 12076 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
  UCR250647  Mimulus guttatus 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
  RSA519034  Mimulus guttatus Barbara J. Ertter, David M. Thompson 1989-4-8 8148 Placer Iowa Creek Road 2 miles from I-80 near entrance to Auburn State recreation area at creek crossing 518 Comment
  UC445184  Mimulus leptaleus A. Kellogg Placer Cisco Comment
  UCD75957  Mimulus leptaleus Ellen Dean, M. Starbuck,; G. Harrington, M. Bibbo, J. Poloske, K. Mawdsley 2008-7-20 5212 Placer Donner State Park, newly acquired lands to the SW of Donner Lake. Ridge between Southern Pacific RR tracks and railroad tunnel to the west of Lakeview Canyon. Ridge to the southwest of disturbed off-road vehicle area. 2270 Comment
  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
  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
  UCD43272  Mimulus microphyllus C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-12 640 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  UCD44488  Mimulus moschatus C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1854 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  UCR226139  Mimulus moschatus Ellen Dean, M. Starbuck, Gordon Harrington, Jennifer J. Buck, Mark Bibbo, J. Poloske, T. Sasaki 2008-7-19 5142 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
  RSA0077806  Mimulus nanus var. mephiticus Milo S. Baker 1904-7-15 s.n. Placer Lake Valley, Lake Tahoe Region. Comment
  RSA434711  Mimulus primuloides Bonnie C. Templeton 1931-7-5 1507 Placer Near Meek's Bay, Lake Tahoe. 2280 Comment
  UCD44570  Mimulus primuloides subsp. primuloides C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1936 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  CDA16796  Mimulus tilingii G. F. Hrusa, J. Glazner 2001-7-15 15935 Placer Sierra Nevada; N face of Crows Nest Pk. immed. W of Sugarbowl. 2286 Comment
  SCFS1028  Mimulus torreyi E. Krimmel 2014-7-5 Placer In steep section along Soda Springs road switchbacks. Comment
  UC147630  Mimulus torreyi Harriet A. Walker 1908-6-24 1257 Placer Blue Canyon 1432 Comment
  SEINET215329  Minuartia californica F. M. Dummel 1967-1 12 Placer 2 mi W of Penryn 230 Comment
  CAS-BOT-BC174686  Minuartia cismontana G. L. Stebbins 1978-5-28 7895 Placer East end of Ralston Ridge 1554 Comment
  SEINET3161097  Mitella G. B. Grant 1906-1 7133 Placer About Lake Tahoe 2438 Comment
  CDA12434  Mitella breweri G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8506 Placer Lake Tahoe; N side of upper Ward Valley, 4 mi. SW of Tahoe City. Comment
  CHSC97702  Mollugo verticillata Lowell Ahart 2007-11-13 14598 Placer On the strand of Camp Far West Reservoir, about 300 yards west of Bear River, about 1/8 mile east of McCourtney Road, about 5 1/2 miles (air) northeast of Sheridan. 73 Comment
  UCD38470  Monardella breweri subsp. lanceolata Beecher Crampton 1955-6-15 2880 Placer Bunch Canyon. 2.5 miles south of US Hwy. 40, road to Forest Hill. Comment
  SEINET3224456 Image available Monardella candicans Marcus E. Jones 1882-7-4 3458 Placer Colfax Comment
  UC883586  Monardella candicans Marcus E. Jones, A. M. 1882-7-4 3458 Placer Colfax Comment
  CAS-BOT-BC318580  Monardella odoratissima Catherine Best 1981-8-2 s.n. Placer Above French Meadow Reservoir. Comment
  CAS-BOT-BC318566  Monardella odoratissima subsp. pallida A. A. Heller 1919-7-26 13320 Placer Donner pass. 2194 Comment
  RSA751290  Monardella odoratissima subsp. pallida George K. Helmkamp, E. A. Helmkamp 2008-8-20 14030 Placer Soda Springs Road, 1.9 miles south of its junction with Donner Pass Road and beside (completely dry) Serena Creek 2107 Comment
  UC1124559  Monardella odoratissima subsp. pallida N. French 1934-5-31 389 Placer 1/2 mi east of Texas Hill; Tahoe National Forest, Colfax Quadrangle Comment
  UC1124589  Monardella odoratissima subsp. pallida N. French 1934-6-22 459 Placer 1/2 mi west of Lake Van Norden; Truckee Quadrangle Comment
  UC148981  Monardella odoratissima subsp. pallida H. M. Hall July 1, 1910 8731 Placer Cisco Sierra Nevada Mountains 1828 Comment
  UC2035926  Monardella odoratissima subsp. pallida Robert T. Clausen and Harold Trapido 1940-7-13 4883 Placer North of Ward Creek, west side of Lake Tahoe, 2 miles north of Tahoe Pines, Sierra Nevada, Lake Tahoe Basin 1905 Comment
  UC883621  Monardella odoratissima subsp. pallida P. A. Lebenbauer 1935-6-18 Placer Near Tahoe City 1898 Comment
  UCR194701  Monardella sheltonii George K. Helmkamp, E. A. Helmkamp 2007-5-30 12206 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 8.5 miles east of its junction with Forest Hill Road in Foresthill 488 Comment
  CAS-BOT-BC444734  Montia chamissoi Alice Eastwood 1912-6-15 438 Placer Tahoe City. Lake Tahoe Region Comment
  UC147588  Montia chamissoi Miss Harriet A. Walker 1908-6-23 1359 Placer Blue Canyon 1432 Comment
  CAS-BOT-BC444730  Montia chamissoi John Thomas Howell 1938-8-2 13993 Placer 5 miles north of Brockway Comment
  CAS-BOT-BC444853  Montia fontana John Thomas Howell; Gordon H. True 1972-3-13 7083 Placer Northern outskirts of Lincoln 48 Comment
  CAS-BOT-BC260643  Muhlenbergia filiformis Margaret Williams 1974-8-8 74 -P1-37 Placer Murphy's Meadow, 5 miles SE of Hirschdale 2316 Comment
  SACT001586  Muhlenbergia filiformis D. Meyer 1984-7-15 Placer At edge of Serene Lake. 1909.0 Comment
  UCD43194  Muhlenbergia filiformis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-13 563 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  UCD75748  Muhlenbergia filiformis Ellen Dean, M. Starbuck,; K. Mawdsley, G. Harrington, M. Bibbo, J. Poloske 2008-7-20 5214 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, ridge between Southern Pacific RR tracks and railroad tunnel to the west of Lakeview Canyon, ridge to the southwest of disturbed off-road vehicle area. 2270 Comment
  SACT001604  Muhlenbergia rigens Michael Baad 1983-7-15 Placer 1.8 miles east of junction with road to Brushy Springs. Open rocky slope. 1524.0 Comment
  UCD87093  Muhlenbergia rigens R. M. Love 1950-9-26 s.n. Placer between Sheridan and Roseville, Franceschi Ranch. Comment
  UCR148107  Muhlenbergia rigens Beecher Crampton 1969-11-13 8530 Placer Welmar on Interstate 80 686 Comment
  UCD139283  Muilla maritima G. K. Helmkamp; E. A. Helmkamp 2007-5-23 12048 Placer Northern Sierra Nevada Mountains: Along Forest Hill Road, 2.3 miles northeast of Foresthill. 1116 Comment
  UCD102563  Myriophyllum spicatum John D. Madsen; David F. Spencer 1996-4-2 s.n. Placer From Truckee River, adjacent to California Highway 89, approximately 150 m downstream of the damn at Tahoe City, California. Comment
  UCD102565  Myriophyllum spicatum John D. Madsen; David F. Spencer 1996-4-2 s.n. Placer From Truckee River, adjacent to California Highway 89, approximately 150 to 300 m downstream of the River Road Trade Center. Comment
  UCD148973  Myriophyllum spicatum John D. Madsen; David F. Spencer 1996-4-2 s.n. Placer From Truckee River, adjacent to California Highway 89, approximately 150 m downstream of the dam at Tahoe City. Comment
  UCD148975  Myriophyllum spicatum John D. Madsen; David F. Spencer 1996-4-2 s.n. Placer From Truckee River, adjacent to California Highway 89, approximately 150 to 300 meters downstream of the River Road Trade Center. Comment
  JEPS21149  Nama lobbii N. French 1934-5-28 374 Placer 1 1/2 mi w Black Mountain; Colfax Quad., w of Black Mountain 1767 Comment
  UC1069121  Nama lobbii N. French 1934-5-28 374 Placer 1 1/2 mi w Black Mt.; Colfax Quad., Tahoe National Forest, w of Black Mt. Comment
  UC1069126  Nama lobbii B. Bolt 1934-7-17 125 Placer 1 mi ne of Sun Flower Hill (Tahoe National Forest, Truckee Quadrangle); Tahoe National Forest 2072 Comment
  SEINET12330126  Nama lobbii M. J. Williams 1984-1 84- 64 -2 Placer E side of Hwy 20 near the intersection with the Diamond Creek Road 1646 Comment
  UC1153925  Nassella pulchra Beecher Crampton 1957-5-7 3984 Placer 6.8 mi n Roseville (valley plain); Whitney Ranch Comment
  UCD87469  Nassella pulchra Beecher Crampton 1957-5-7 3984 Placer Whitney Ranch, 6.8 miles north of Roseville. Comment
  CDA19161  Nasturtium officinale R. Simon April 2001 PDR 062728 Placer Sierra Nevada; Sierra Meadows Rd., Rocklin. 0 Comment
  OBI11519  Navarretia capillaris R. F. Hoover 1967-9-5 10840 Placer Carnelian Bay, Lake Tahoe Comment
  UCD21616  Navarretia divaricata E. Dean; M. Starbuck, C. Tresan, S. Tresan 2002-7-30 1265 Placer Vicinity of the town of Soda Springs. Meadow across from housing along Soda Springs Road, trailhead for trail that starts at Soda Springs Rd. and travels E from the Serene Lakes region up ca. 100 m to a ridge that looks down on Lake Van Norden and railroad tracks. 2200 Comment
  UCD75681  Navarretia divaricata Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5130 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, along Emigrant Trail on the N side of the north fork of Cold Creek, near underdeveloped road that crosses the creek. 2106 Comment
  UC1124124 Image available Navarretia divaricata subsp. divaricata G. T. Nordstrom 1934-6-21 150 Placer .4 mi W.N.W of Mammoth Springs; Tahoe National Forest, Colfax Quad. Comment
  SDSU3217  Navarretia filicaulis D. F. Howe 1964-7-26 3870 Placer Auburn, Placer Co. 366 Comment
  UCD36309  Navarretia intertexta Beecher Crampton 1953-5-22 1314 Placer Placer County, 2 miles north of Lincoln, Sunnybrook Farms. Comment
  UC1004179  Navarretia intertexta W. A. Weber and Lewis S. Rose 1953-5-19 8383 Placer 5 mi n Roseville (on road to Lincoln) 45 Comment
  CHSC40013  Navarretia leptalea Lewis S. Rose 1941-7-18 41319 Placer Chambers Lodge (McKinney), Lake Tahoe. Meadow. 1920 Comment
  SBBG58362  Navarretia leptalea A. A. Heller 1927-8-15 14445 Placer near the Yuba River, Cisco Comment
  SD103799  Navarretia leptalea Darley Howe 1978-7-14 5069 Placer Along state highway 20, 29 miles west of truckee 1646 Comment
  POM127678  Navarretia leptalea R. L. Pendleton, F. M. Reed 1907-7-25 1221 Placer Lake Tahoe Region: Road near Lily Lake 2012 Comment
  RSA470070  Navarretia leptalea Wm. Vortriede 1928-1 s.n. Placer Lake Tahoe. [El Dorado or Placer County] Comment
  CDA15936  Navarretia leptalea subsp. bicolor G. F. Hrusa, J. Glazner 1999-7-17 15157 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  JEPS127418  Navarretia leptalea subsp. leptalea Steve Matson 2003-7-4 825 Placer nSNH; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; 100 meters south of Martis Dam Road, 20 meters north of airport creek., 200 meters NW of vernal pools north of Highway 267. Comment
  UC449816  Navarretia leucocephala subsp. minima Francis Ramaley 1917-4-14 11113 Placer Lincoln Comment
  SEINET196217  Navarretia propinqua Herbert L. Mason 1940-8-3 12203 Placer Squaw Creek Valley, N fo Lake Tahoe. 1890 Comment
  UCD36287  Navarretia tagetina Beecher Crampton 1953-5-14 1274 Placer Placer County, 3 miles north of Roseville, on Highway 99E. Comment
  SD43636  Nemophila heterophylla Darley F. Howe 1948-5-22 1855 Placer Placer Co. 609 Comment
  UC880880  Nemophila heterophylla C. L. Hitchcock 1940-5-7 6321 Placer ca 1 mi w Baxter; w of Baxter Comment
  POM126461  Nemophila maculata W W Mackie 1904-04 s.n. Placer Newcastle. Comment
  UC1031217  Nemophila maculata Rolf Y. Berg 1954-4-15 Placer Auburn-Folsom Road eight mi s Auburn; s of Auburn Comment
  SEINET5521023  Nemophila menziesii P. A. Lehenbauer 1937-4-12 s.n. Placer Near Lincoln Comment
  SEINET6744641 Image available Nemophila parviflora Marcus E. Jones 1882-1 2816 Placer Emigrant Gap, California Comment
  UCD119948  Nemophila pulchella var. pulchella M. H. Mills 1996-4-26 169 Placer 5830 Walden Lane, Loomis. 54 Comment
  SEINET3224819 Image available Nemophila spatulata Marcus E. Jones 1882-6-30 2816 Placer Emigrant Gap. Comment
  SEINET7067124  Odontostomum hartwegii A. G. Vestal 1947-4-29 s.n. Placer Serpentine about 3.8 miles north of Auburn and 0.2 miles south of Elders Corner on Route 49. Coordinate datum: NAD27. UTM Zone 10, 664672mE, 4313245mN. Comment
  UC1122247  Oenothera elata subsp. hirsutissima H. S. Yates 1934-6-29 3902 Placer near Brockway; Tahoe National Forest, Truckee Quadrangle 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
  CAS-BOT-BC349976  Oreostemma alpigenum var. andersonii W. R. Dudley 1900-6-29 s.n. Placer Meadow back of Tahoe City Comment
  UCD42964  Oreostemma peirsonii C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 333 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  RSA0068982  Orobanche uniflora subsp. occidentalis Marcus E. Jones 1882-7-1 s.n. Placer Emigrant Gap Comment
  UC634780  Orogenia fusiformis H. L. Mason 1933-5-28 7237 Placer Lower Truckee R. Meadows Comment
  CAS-BOT-BC458060  Orthilia secunda John H. Thomas; Hazelle A. Thomas 1956-7-21 6202 Placer Sierra Nevada. Vicinity of Doner Pass, about 80 miles NE of Sacramento 2377 Comment
  CAS-BOT-BC238391  Orthocarpus Catherine Best 1982-6-23 s.n. Placer Goose Meadow 5 miles south of Truckee on Hwy. 89 1767 Comment
  JEPS86485  Orthocarpus cuspidatus subsp. cryptanthus L. R. Heckard with J. Hickman and Alice Howard 1986-7-26 6565 Placer ca 5 mi se Donner Lake (below Ada's Rock, sw slope of Tinker Knob, Sherman Chickering's Soda Springs holdings); se of Donner Lake, sw slope of Tinker Knob 2407 Comment
  UC1505700  Osmorhiza berteroi Robert T. Clausen and Harold Trapido 1940-7-13 4888 Placer n Ward Creek (2 mi w of Lake Tahoe); Sierra Nevada, Lake Tahoe Basin 1905 Comment
  JEPS126328  Osmorhiza occidentalis Steve Matson 2003-8-6 877 -2 Placer Tahoe north shore; Griff Creek Watershed above Kings Beach, CA; just west of junction of Griff Line Road and Griff Creek. Comment
  UCD75741  Osmorhiza occidentalis Ellen Dean, M. Starbuck,; K. Mawdsley, G. Harrington, M. Bibbo, J. Poloske 2008-7-20 5204 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
  JEPS59351  Osmorhiza occidentalis Ezra Brainerd and Viola B. Baird 1915-7-25 209 Placer Garden of the Gods Deer Park Valley (head of valley) 2072 Comment
  SEINET5337439  Paeonia brownii A. Wogaie 1923-6-6 804 Placer Hell Hole- Tahoe Calif. (now Hell Hole Reservoir) Comment
  CAS-BOT-BC253674  Panicum capillare Catherine Best 1981-6-17 s.n. Placer Highway 80 Rest Stop near Gold Run 990 Comment
  CHSC81854  Panicum capillare Lowell Ahart 2001-10-10 9342 Placer French Meadows Reservoir, near the boat or trail access area on the northwest side of the reservoir, about 1 mile southwest of the bridge across the Middle Fork of the American River, about a 2 miles southwest of Ahart Camp, about 22 miles (air) northeast of Forest Hill. 1591 Comment
  SACT001643  Panicum lindheimeri Josephine Van Ess 1980-6-20 Placer Collected on hillside east and south of parking area about .25 mile east of HIghway 49. Moist slope. 414.6 Comment
  UCR232250  Parentucellia viscosa George K. Helmkamp, E. A. Helmkamp 2011-5-6 17221 Placer Eastern Edge of Sacramento Valley, Camp Far West Road, 0.1 mile west of its junction with McCourtney Road, c. 6.3 mi. NE (67 deg. ) of Wheatland 58 Comment
  UCD75685  Pectiantia breweri Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5134 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
  JEPS59356  Pedicularis attollens Ezra Brainerd and Viola B. Baird 1915-7-7 101 Placer Squaw Valley; Sierra Nevada Mountains 1981 Comment
  SEINET3159812  Pedicularis attollens H. A. Walker 1470 Placer near Cisco Lake. Cisco Comment
  RSA123607  Pedicularis groenlandica E. F. Sprague 1957-7-12 1406 Placer Sugar Bowl, Norden. 2134 Comment
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May 24 2015
  SEINET13751978  Pedicularis racemosa H. A. Walker 1908-7-29 1502 Placer Cisco 1829 Comment
  RSA123599  Pedicularis semibarbata E. F. Sprague 1956-8-4 1298 Placer Sugar Bowl, Norden. 2134 Comment
  UC373264  Pedicularis semibarbata Marcus E. Jones, A. M. Jun 1882 Placer Emigrant Gap Comment
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Sep 7 2010
  UC474211  Pellaea brachyptera Marcus E. Jones, A. M. 1882-5-28 3275 Placer Emigrant Gap Comment
  UCD23227  Pellaea brachyptera Beth Lowe Corbin 1982-8-9 288 Placer 2/3 mile southwest of Onion Creek campground. 1767 Comment
  CAS-BOT-BC69377  Pellaea breweri Miss. M. E. B. Norton s.n. Placer Deer Park Springs, Sierra Nevada 2133 Comment
  JEPS73135  Pellaea bridgesii Gladys L. Smith 1972-6-20 3269 Placer Ward Peak 2286 Comment
  RSA686842  Pellaea bridgesii May N. Ackley 1925-07 71 Placer Near Emigrant Gap 1677 Comment
  SEINET10929437  Pellaea bridgesii G. B. Grant 1906-8-1 Grant UMO 31180 Placer Collected at Lake Tahoe, Sierra Nevada Mts. 2 Comment
  SEINET3153904  Pellaea bridgesii G. B. Grant 1906-7-20 919 Placer Lake Tahoe, Sierra Nevada Mts. 2438 Comment
  UC614916  Pellaea bridgesii Beryl O. Schreiber 1934-7-4 1184 Placer 6 mi e Lookout Comment
  UC1713523  Pellaea mucronata var. mucronata H. M. Hall 1916-6-20 Placer near Applegate (Pincrest); Seirra Nevada Mts 731 Comment
  UCD21907  Penstemon Rex Palmer 1979-6-19 N 271 Placer Headwaters basin area of the North Fork of the American River Comment
  JEPS16351  Penstemon azureus Peter H. Raven 1956-8-4 10001 Placer dirt road n Emigrant Gap; Sierra Nevada, n of Emigrant Gap 1493 Comment
  UC103094  Penstemon azureus var. azureus C. F. Sonne July 1889 Placer <?> Donner Lake (Strongs Canyon C.P.R.R.); Sierra Nevada, above Donner Lake, Strongs Canyon C.P.R.R. Comment
  UCD162564  Penstemon heterodoxus var. cephalophorus Steve Matson 2004-7-31 1074 Placer nSNH; Tahoe Basin; Blackwood Canyon (west shore), about 1 mile ESE of Barker Pass. 2407 Comment
  UCD83642  Penstemon heterodoxus var. heterodoxus Albert Grigarick 2009-9-10 195 Placer Squaw Creek Resort, approx. in middle of Emigrant Lift. 2526 Comment
  UC565577  Penstemon heterophyllus var. purdyi Herbert L. Mason 1926-5-28 3271 Placer 5 mi above Auburn; above Auburn Comment
  SEINET3160463  Penstemon menziesii G. B. Grant 1906-7-20 sn Placer Tahoe Tavern, Lake Tahoe, Sierra Nevada Mts. 1890 Comment
  UCD124296  Penstemon newberryi Beecher Crampton 1970-6-25 8626 Placer 1 mile west of Kingvale, Interstate Hwy. 80. 1859 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
  UC27498  Penstemon roezlii C. J. Fox Jr. July, 1895 Placer Deer Park Inn Comment
  UC566032  Penstemon roezlii G. T. Nordstrom 1934-6-19 122 Placer 0.5 mi ne of mouth Monumental Creek; Colfax Quad. 1463 Comment
  UCR231009  Penstemon roezlii George K. Helmkamp, E. A. Helmkamp 2010-8-14 16797 Placer Northern Sierra Nevada Mountains, American Hill Road (Forest Route 13), 4.7 miles south of its junction with Foresthill Road and just south of a creek crossing 1552 Comment
  CAS-BOT-BC239575  Penstemon rydbergii var. oreocharis M. S. Jussel 1928-6-25 s.n. Placer Tahoe City Comment
  CAS-BOT-BC239582  Penstemon rydbergii var. oreocharis Alice Eastwood 1909-1-1 39 Placer Lake Tahoe Region, Sunnyside Comment
  CHSC74278  Penstemon rydbergii var. oreocharis Susi Urie 1998-9-2 98 -217 Placer Large meadow below Hwy 28, between the highway and Lake Forest Road; about 0.2 mi north of Lake Tahoe. 1908 Comment
  POM283710  Penstemon rydbergii var. oreocharis Lyman D. Benson 1942-7-2 11260 Placer Highway junction 1 mile west of Truckee. Truckee River drainage area. 1829 Comment
  UCD44701  Penstemon rydbergii var. oreocharis C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 2067 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  RSA420402  Penstemon speciosus W. Hutchinson 1922-06 3562 Placer Lake Tahoe. Comment
  POM44219  Penstemon speciosus Marcus E. Jones 1897-6-22 s.n. Placer 10 miles south of Amedee. 1220 Comment
  SEINET9303988  Pentagramma triangularis Unknown 2009-5-7 14609 Placer Sierra Nevada Mountains Foothills Comment
  SEINET6626622  Pentagramma triangularis H. N. Mozingo 75 -5 Placer 2 miles east of Auburn, middle fork of American River Comment
  SEINET6626624  Pentagramma triangularis P. L. Henderson 1975-9-21 62 Placer North and Middle Fork American River. 274 Comment
  UC875330  Perideridia bolanderi subsp. bolanderi Marcus E. Jones, A. M. 1882-6-28 3603 Placer Emigrant Gap Comment
  CHSC73911  Perideridia lemmonii Susi Urie 1998-8-26 98 -104 Placer Eastern end of Page Meadows; about 1.5 mi west of Lake Tahoe and Sunnyside. [Lat./long. on label is '39 9 N; 120 10 30 W']. 2121 Comment
  UC1436542  Perideridia lemmonii Arnold Tiehm Apr 1977 s. n. Placer Goose Meadow, Lake Tahoe Comment
  UCD21593  Perideridia parishii E. Dean; M. Starbuck, C. Tresan, S. Tresan 2002-7-30 1256 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
  UCR226137  Perideridia parishii Ellen Dean, M. Starbuck, Gordon Harrington, Jennifer J. Buck, Mark Bibbo, J. Poloske, T. Sasaki 2008-7-19 5149 Placer Donner State Park, newly acquired lands to the southwest of Donner Lake, along Emigrant Trail on the north side of the north fork of Cold Creek, forest clearing off trail 2113 Comment
  UCR257729  Perideridia parishii George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19521 Placer Northern Sierra Nevada Mountains, Sugar Bowl Road, 0.4 mile south of its junction with Donner Pass Road, just west of Lake Mary 2136 Comment
  CHSC74058  Perideridia parishii subsp. latifolia Susie Urie 1998-8-17 98 -044 Placer About 0.5 mi north of Ward Creek, along a small tributary; about 2 mi west of Lake Tahoe and Sunnyside. [Lat./long. on label is '39 9 N; 120 10 35 W']. 2097 Comment
  CAS-BOT-BC413693  Persicaria hydropiper Catherine Best 1985-9-15 1146 Placer Sugar Pine Reservoir. About 6 miles north of Fosresthill 1158 Comment
  UCD80671  Persicaria punctata CNPS SN Foothill Team 2006-6-28 SNNR 0919 Placer CDPR, Folsom State Recreation Area, near the confluence of a small intermittent creek and the American River. 140 Comment
  SD237399  Petrorhagia dubia G. K. Helmkamp, E. A. Helmkamp 2010-4-23 15934 Placer Sierra Nevada Mountains Foothills: Salmon Falls Road at the Salmon Falls crossing of the American River (Pilot Hill 7.5'Q) 156 Comment
  CDA15990  Phacelia hastata subsp. hastata G. F. Hrusa, J. Glazner 1999-7-17 15184 e Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  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
  UCR207115  Phacelia hastata var. compacta George K. Helmkamp, E. A. Helmkamp 2009-7-16 15217 Placer Sierra Nevada Mountains, Forest Hill Road, 26.1 miles northeast of the city of Foresthill, c. 3/4 mi. NW of Sailor Flat 2020 Comment
  JEPS111239  Phacelia heterophylla Steve Matson 2005-6-19 1294 Placer Martis Valley, southeast of Truckee, National Recreation Area , SW of Highway 267 and just north of Martis Creek. 39.2974 N, 120.1379; Elevation 5850 ft. 1783 Comment
  SDSU6629  Phacelia heterophylla subsp. virgata D. F. Howe 1971-7-2 4760 Placer Near Lake Tahoe, Elderado National Forest, Placer Co. 1890 Comment
  UC1051796  Phacelia heterophylla subsp. virgata L. R. Heckard 1951-8-9 189 Placer along state hwy 89 about 1.5 mi n Tahoe City; Truckee River canyon 1981 Comment
  JEPS71492  Phacelia humilis Gladys L. Smith 1972-6-18 3162 Placer in meadow across from Alpine Meadows Lodge 2072 Comment
  RSA145541  Phacelia humilis var. humilis E. R. Blakley 3816 Placer Kings Beach Lake Tahoe. 1905 Comment
  CAS-BOT-BC249047  Phacelia hydrophylloides George K. Helmkamp; E. A. Helmkamp 2010-7-28 16675 Placer Northern Sierra Nevada Mountains: Robinson Flat campground near the junction of Forest Hill Road and Soda Springs Road, 27 miles northwest of the city of Foresthill 2040 Comment
  JEPS3234  Phacelia hydrophylloides L. S. Smith 1928-6-19 2370 Placer Ice Lakes Range Tahoe <National> Forest 2133 Comment
  JEPS21169  Phacelia marcescens N. French 1934-6-22 463 Placer Serena Lake Tahoe National Forest, Truckee Quadrangle 2103 Comment
  UC577901  Phacelia marcescens N. French 1934-5-24 362 (260) Placer north fork of North Fork of American River Tahoe National Forest, Colfax Quadrangle 1341 Comment
  JEPS73651  Phacelia marcescens L. R. Heckard with G. L. Stebbins 1973-6-17 3439 Placer about 7 air mi se of Emigrant Gap (on e face of Big Valley Bluff); Big Valley Bluff 1524 Comment
  CHSC81790  Phacelia mutabilis Lowell Ahart 2001-10-10 9354 Placer French Meadows Reservoir, about 1/4 mile northeast of the boat or trail access area on the northwest side of the reservoir, about 3/4 mile southwest of the bridge across the Middle Fork of the American River, about 1 3/4 miles southwest of Ahart Camp, about 22 miles (air) northeast of Forest Hill. 1591 Comment
  UCR194933  Phacelia mutabilis George K. Helmkamp, E. A. Helmkamp 2007-5-18 12020 Placer Northern Sierra Nevada Mountains Foothills, along Mosquito Ridge Road, 4.2 miles southeast of Foresthill 793 Comment
  RSA42327  Phacelia mutabilis Lincoln Constance 1946-7-2 3094 Placer Above Truckee River 1 mile southeast of Squaw Creek. 1829 Comment
  SCFS5102  Phacelia mutabilis F. Felix, Erica Krimmel 2013-5-19 22 Placer North Fork American River, 0.5 mile east Heath Falls overlook, on trail Comment
  JEPS126292  Phacelia racemosa Steve Matson 2003-9-6 1042 Placer nSNH; Truckee river Watershed SW of Truckee; Squaw Valley; Shirley Canyon; along Granite Chief trail to PCT. Comment
  UC107463  Phacelia racemosa A. Kellogg July 1870 Placer Summit Comment
  RSA0009580  Phacelia racemosa Marcus E. Jones 1882-6-27 s.n. Placer Emigrant Gap. Comment
  SEINET5506816  Phacelia racemosa K. Brandegee 1908-7-15 s.n. Placer Cisco Comment
  JEPS73661  Phacelia stebbinsii L. R. Heckard 1973-6-18 3450 Placer s side of river about 1/2 mi e Star Town (site) (about 13 air mi ne of Foresthill); North Fork of Middle Fork of American River 1310 Comment
  SACT001699  Phalaris arundinacea D. Meyer 1984-7-21 Placer Near golf course. 2000.0 Comment
  SACT001700  Phalaris arundinacea D. Meyer 1984-7-21 Placer Along east bank of river. 1879.0 Comment
  CDA36452  Phalaris arundinacea var. picta R. Robison 2011-8-19 Placer Lake Tahoe; Sugar Pine Point State Park, along General Creek, downstream from historic icehouse. 0 Comment
  CAS-BOT-BC259076  Phalaris lemmonii L. R. Abrams 1935-4-20 13685 Placer Roseville, Sacramento Valley Comment
  CAS-BOT-BC259077  Phalaris lemmonii Gordon H. True 1971-5-26 6535 Placer Northern limits of Lincoln 48 Comment
  UC112846  Philadelphus lewisii Katharine Brandegee 1908-6-6 Placer N. Fork N. Fork <American River> (s side of Suspension Bridge, near Auburn) Comment
  UC11451  Philadelphus lewisii Mrs. M. M. Hardy 1893-1 Placer Comment
  JEPS75177  Phleum alpinum Gladys L. Smith 1972-8-23 3427 Placer n face Granite Chief (between junction of Pacific Trail and cirque); n face of Granite Chief 2621 Comment
  SACT001736  Phleum alpinum Michael Baad 1976-8-7 Placer 2072.0 Comment
  CDA13663  Phleum pratense G. F. Hrusa, J. Glazner 1997-8-3 14023 Placer Sierra Nevada; Corner of Hwy 89 & Squaw Valley Rd. Single colony with numerous individuals in upper part of wet meadow. Annual? Comment
  SACT001756  Phleum pratense D. Meyer 1983-8-7 Placer Near gate into ski area parking lot, moist meadow with many sedges 207.0 Comment
  UCR241720  Phleum pratense George K. Helmkamp, E. A. Helmkamp 2012-9-25 19924 Placer Northern Sierra Nevada Mountains, Laing Road, parallel to I-80; 0.2 mile east of its junction with Emigrant Gap Road 1611 Comment
  CAS-BOT-BC232864  Phlox John H. and Hazelle A. Thomas 1956-7-21 6106 Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles NE of Sacramento 2377 Comment
  UC23908  Phlox diffusa A. M. Carpenter 1893-8 Placer 2286 Comment
  UCR233386  Phlox gracilis George K. Helmkamp, E. A. Helmkamp 2011-8-26 18173 Placer Northern Sierra Nevada Mountains, Robinson Flat, 0.1 mile south of the campground at Forest Hill Road 2061 Comment
  JEPS15401  Phoenicaulis cheiranthoides Helen D. Geis 1912-6 61 Placer Deer Park, The Crags Deer Park; , The Crags Comment
  UCD22353  Phoenicaulis cheiranthoides Rex Palmer 1979-6-21 N 427 Placer Headwaters basin area of the North Fork of the American River. Comment
  JEPS102476  Phoradendron densum Lowell Ahart 2001-10-10 9336 Placer West of Soda Springs Road, about one mile south of Ice Lakes, about 3 miles south of Soda Springs and Highway 80. 2011 Comment
  SEINET7270713  Phyllodoce breweri W. D. Billings 1951-8-21 2151 Placer Sierra Nevada, east side of Granite Chief 2621 Comment
  UCD19424  Phytolacca americana var. americana A. M. Shapiro 2001-9-20 s.n. Placer Dutch Flat Powerhouse Road, ca. 2.2 km past jct. with Nary Red Rd. [vic. of Alta]. 830 Comment
  UCR258219  Picris echioides George K. Helmkamp, Elizabeth Helmkamp 2012-10-20 20052 Placer Sierra Nevada Mountains Foothills, North Auburn; unnamed dirt road on east side of CA-49, between Rock Creek Road and Locksley Lane 387 Comment
  CAS-BOT-BC76935  Pilularia americana John Thomas Howell; Gordon H. True 1972-3-17 7077 Placer Northern outskirts of Lincoln. 48 Comment
  UCR171397  Pinus contorta subsp. murrayana George K. Helmkamp, E. A. Helmkamp 2005-10-1 9976 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
  NY49867  Pinus contorta var. murrayana F. W. Hunnewell 1922-7-20 8398 Placer Lake Tahoe Comment
  NY49931  Pinus contorta var. murrayana N. H. Holmgren 1969-7-25 3753 Placer Sierra Nevada, California [Highway] 267 between Truckee and Interstate [Highway] 80 1828.8 Comment
  NY61591  Pinus jeffreyi N. H. Holmgren 1969-7-25 3754 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
  SEINET5334614  Pinus jeffreyi R. Sumner 1949-4-17 101 Placer valley floor, Sumner lot, Tahoe Park, Lake Tahoe 1905 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
  RSA0078054  Pinus monticola E. R. Blakley 1960-8-29 3792 Placer Carnelian Bay, Lake Tahoe. 1950 Comment
  SEINET11738783  Pinus monticola H. H. Heller 1934-1 s.n. Placer Lake Tahoe Comment
  CHSC74934  Pinus ponderosa Russell Stein 1984-4-25 Placer 6 miles east of Auburn. 457 Comment
  IRVC9005  Pinus ponderosa Pamela I. B. Roeber 1974-10-20 66 Placer 3 miles S of Foresthill on Auburn-Foresthill Road. Comment
  SEINET5334784  Pinus sabiniana W. Priest 1956-4-7 s.n. Placer On Calif. Highway 49, about 10 miles north of Auburn 610 Comment
  CHSC96470  Plagiobothrys fulvus Lowell Ahart; Brian Williams 2007-4-13 13636 Placer Open pasture fields, about 1/2 mile south of the Manzanita Cemetery, about 1/2 mile west of Gladding Road, about 2 3/4 miles north of Lincoln. 43 Comment
  CHSC67788  Plagiobothrys greenei James D. Jokerst 1986-4-14 2622 Placer Johnson Ranch, N of Douglas Rd. and E of Hwy. 80. Comment
  UC1026510  Plagiobothrys hispidulus Alice Eastwood Jun 15 1912-Jun 19 1912 444 Placer Tahoe City Lake Tahoe Region Comment
  UC881365  Plagiobothrys hispidulus A. A. Heller 1917-8-12 12877 Placer Southern Pacific Reservoir w Emigrant Gap; Southern Pacific Reservoir Comment
  UCR121489  Plagiobothrys hispidulus George K. Helmkamp, E. A. Helmkamp, A. Kerchner 1999-6-29 5021 C Placer Northern Sierra Nevada Range, N of Hwy I-80 at west exit to Donner Lake; opening to Negro Canyon 2134 Comment
  UC78006  Plagiobothrys hispidus C. F. Sonne 1888-7-21 Placer w slope Washoe Mts. Washoe Mts.; w slope Washoe Mts. Comment
  UCR238575  Plagiobothrys nothofulvus George K. Helmkamp, E. A. Helmkamp 2012-3-31 18646 Placer Sacramento Valley, along CA-193, 0.1 mile west of its junction with Sierra College Blvd. 88 Comment
  UCR253528  Plagiobothrys shastensis George K. Helmkamp, Amy Barnes 2014-4-23 22792 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
  UC1950083  Plantago erecta Barbara Ertter with David Thompson 1989-4-8 8157 Placer Iowa Creek Road ca 2 miles from I-80 near entrance to Auburn State Recreation Area, at creek crossing; S-facing hillside Comment
  SJSU9113  Platanthera dilatata var. leucostachys N. D. Addy 1962-7-8 174 Placer Hwy 89, 1.5 mi N of Fallen Leaf Lake 1920 Comment
  JEPS111212  Platanthera leucostachys Steve Matson 2005-7-4 1374 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
  UC13512  Platanthera leucostachys C. J. Fox Jr. July 1895 Placer Deer Park Inn Comment
  UC197330  Platanthera leucostachys C. F. Sonne Aug 1897 Placer Truckee Sierra Nevada Mountains, Truckee Comment
  UC117003  Platanthera sparsiflora C. F. Sonne 1892-7-24 Placer woods on Truckee River Sierra Nevada Mountains, Truckee River Comment
  SEINET5340048  Platystemon californicus J. Ridley 1959-3-29 3 Placer 2 miles north of Roseville in open field one mile east of Hwy 99. 49 Comment
  SEINET5340049  Platystemon californicus B. Adams 1956-3-27 20 Placer Plowed field about 2 miles south of Roseville. 152 Comment
  SDSU11330  Plectritis macrocera D. F. Howe 1948-5-23 1905 Placer American River 305 Comment
  UCD15637  Plectritis macrocera R. B. Kelley 1985-5-12 186 Placer Stevens Trail, at end of North Canyon Rd, near Colfax. 633 Comment
  JEPS5126  Plectritis macrocera R. E. Arp 1932-4-18 8 Placer sent from Roseville Comment
  UCD21921  Pleuricospora fimbriolata Beth Lowe Corbin 1982-8-10 292 Placer 3/4 mile WSW of Onion Creek campground. In fine, sandy and organic soil. Small meadow in White Fir forest. Plant completely white, colorless. Partial sun. SE facing slope, 10% incline. Rare. 2023 Comment
  UCD160962  Poa G. Ledyard Stebbins 1978-5-29 78105 Placer Above Rubicon (River?). [Probably in vicinity of Ralston Ridge based on other collections made on this date.] Comment
  CAS-BOT-BC244351  Poa annua L. S. Smith 1926-4-11 1778 Placer Forest Hill Divide, road to Sugar Pass 1097 Comment
  JEPS70620  Poa annua Leland S. Smith 1926-4-10 1778 Placer rd to Sugar Pine (Forest Hill Divide); Tahoe Nat'l Forest 1097 Comment
  SACT001778  Poa annua D. Meyer 1983-5-15 Placer Field at Southeast corner. 36.6 Comment
  CDA12420  Poa bolanderi G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8549 Ab Placer Lake Tahoe; N side of upper Ward Valley, 4 mi SW of Tahoe City. Comment
  SEINET10659108  Poa bolanderi A. Arthur Heller 1917-6-17 Heller 12701 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
  UCD90629  Poa bulbosa Beecher Crampton 1967-7-26 8159 Placer 1.5 miles W of Weimar, near Heather Glen, Interstate Hwy. 80 W. 579 Comment
  SACT001824  Poa canbyi Michael Baad 1983-6-27 Placer 1570.6 Comment
  SACT001827  Poa canbyi Michael Baad 1983-8-11 Placer To Five Lakes Basin, continuing 2.4 km west toward Whiskey Creek. 2072.0 Comment
  SACT001842  Poa fendleriana Michael Baad 1983-9-3 Placer On saddle to Mount Lincoln to summit of Mount Lincoln 2529.0 Comment
  UCR171399  Poa leptocoma subsp. leptocoma George K. Helmkamp, E. A. Helmkamp 2005-9-30 9968 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-BC247258  Poa palustris Beecher Crampton 1956-7-17 3727 Placer 3/4 mile west of Blue Canyon 1432 Comment
  CHSC74343  Poa palustris Susi Urie 1998-8-13 98 -038 Placer Lake Tahoe Basin-National Forest. Meadow along he south side of Ward Creek, about 1.5 mi west of Lake Tahoe and Sunnyside. 2097 Comment
  CAS-BOT-BC247375  Poa pratensis Saichi Kawahara 1969-7-6 1416 Placer West of old cabin, Mel Henderson Ranch, Indian Creek 999 Comment
  CDA16982  Poa pratensis G. F. Hrusa, M. I. Wibawa, J. Glazner 2002-5-22 16035 Placer Sierra Nevada; Hughes Mill (site) above Foresthill. 1066 Comment
  SACT001904  Poa pratensis Michael Baad 1983-7-23 Placer 1/8 mile west of Highway 89 1828.0 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
  SACT001924  Poa pratensis D. Meyer 1984-9-23 Placer Collected beneath bridge at end of paved portion of road to Barkers Pass. Plants growing in water. 2121.0 Comment
  SACT001927  Poa pratensis D. Meyer 1984-7-21 Placer Moist roadside ditch and pine wooded area dense shade. 1927.0 Comment
  SACT001942  Poa pratensis D. Meyer 1984-6-17 Placer Southeast of Weimar. 666.0 Comment
  SACT001943  Poa pratensis D. Meyer 1983-8-7 Placer 4.6 km south of Placer County line, roadside wash. 1758.0 Comment
  UCD91878  Poa pratensis Beecher Crampton 1955-6-15 2888 Placer 1 mile south of the North Fork of the American River Bridge, Shirttail Canyon; 3.5 miles north of Yankee Jim. Comment
  CHSC74345  Poa pratensis subsp. pratensis Susi Urie 1998-9-1 98 -189 Placer Lake Tahoe Basin-National Forest. Meadow below Hwy 28, between the highway and Lake Forest Road; about 0.3 mi north of Lake Tahoe. 1908 Comment
  SACT001886  Poa pringlei Michael Baad 1976-7-21 Placer Ridge at the line west north west of Lyon Peak, and north-facing slope at crest of Lyon Peak. 10 miles southeast of Soda Springs. 2377.0 Comment
  SACT001986  Poa scabrella Michael Baad 1983-4-17 Placer 4 miles south of I80 411.48 Comment
  SACT002009  Poa secunda James Grove 1977-7-15 Placer 2000.0 Comment
  SACT002011  Poa secunda James Grove 1977-7-15 Placer 2000.0 Comment
  UCR235487  Poa secunda George K. Helmkamp, E. A. Helmkamp 2012-5-5 18932 Placer Northern Sierra Nevada Mountains Foothills, Todd Valley Road, 1.2 miles south of its junction with Foresthill Road 779 Comment
  CAS-BOT-BC242952  Poa secunda subsp. secunda A. A. Heller 1917-6-19 12728 Placer Emigrant Gap 1615 Comment
  JEPS74054  Poa secunda subsp. secunda Leland S. Smith 1931-6-30 2574 Placer near S Fork Yuba River Tahoe Nat'l Forest Comment
  UC1132836  Poa secunda subsp. secunda B. Bolt 1934-7-4 77 Placer Sawtooth Ridge; Tahoe Nat'l Forest, Colfax Quadrangle Comment
  UCD91622  Poa secunda subsp. secunda A. A. Heller 1917-6-17 12696 Placer Along the Yuba River below Cisco. 1676 Comment
  UCD91623  Poa secunda subsp. secunda A. A. Heller 1917-6-19 12728 Placer Along the Lincoln Highway about a mile above Emigrant Gap. Comment
  SACT002016  Poa trivialis D. Meyer 1984-6-10 Placer 3.26 km southwest of Colfax, steep shady cliff along slow moving stream. 606.0 Comment
  UCD43365  Podagrostis humilis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-12 733 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  UCD52746  Podagrostis humilis B. Crampton 1955-7-13 2988 Placer along US Hwy. 40, 3.5 miles east of Baxter. 1432 Comment
  UC1004177  Pogogyne zizyphoroides Lewis S. Rose and W. A Weber 1953-5-19 8392 Placer 5 miles N of Roseville on road to Lincoln 48 Comment
  CDA16046  Polemonium pulcherrimum G. F. Hrusa, J. Glazner 2000-9-3 15666 A Placer Sierra Nevada; Sugar Bowl Ridge, immediately to W of Crow's Nest ski run. 2164 Comment
  SEINET12204560  Polygala californica M. E. Jones 1882-1 3316 Placer Colfax Comment
  CAS-BOT-BC170306  Polygala cornuta var. cornuta W. R. Dudley 1909-8-1 s.n. Placer Monte Vista, Dutch Flat Comment
  SBBG67658  Polygala cornuta var. cornuta M. N. Ackley -Jun-1925 787 Placer Gold Run 983 Comment
  UC868237  Polygala cornuta var. cornuta Isabel McCracken 1938-7-2 Placer Dutch Flat Comment
  UC1136120  Polygonum bistortoides N. French 1934-6-22 444 Placer Serena Lake Tahoe National Forest, Truckee Quadrangle (n end) Comment
  RSA35123  Polygonum douglasii L. S. Rose 1944-7-22 44214 Placer Chambers lodge, Lake Tahoe. 1921 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
  UC1101182  Polygonum hydropiper Malcolm A. Nobs and S. Galen Smith 1949-8-22 1539 Placer Roseville; stream at sw city limits Comment
  RSA104567  Polygonum kelloggii Marcus E. Jones 1882-7-11 s.n. Placer Emigrant Gap Comment
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Sep 7 2010
  CAS-BOT-BC418582  Polygonum minimum Alice Eastwood 1909-1-1 236 Placer Lake Tahoe Region. Squaw Creek Comment
  UCD21930  Polygonum minimum Beth Lowe Corbin 1982-8-16 352 Placer 1/2 mile NW of Onion Creek campground. In loose, rocky outcrop in montane chaparral. Calyx white. Stems reddish. Full sun. SE facing slope, 30% incline. Locally common. 2042 Comment
  UCR253538  Polygonum persicaria George K. Helmkamp, Elizabeth Helmkamp 2012-10-30 20088 Placer Sacramento Valley, South Dowd Road, 0.1 mile south of its junction with Moore Road, southwest of Lincoln 34 Comment
  UCR191105  Polygonum phytolaccifolium George K. Helmkamp, E. A. Helmkamp 2007-6-12 12326 Placer Northern Sierra Nevada Mountains, Lake Spaulding Road just north of its junction with Hwy CA-20 1610 Comment
  UCR209747  Polygonum phytolaccifolium George K. Helmkamp, E. A. Helmkamp 2009-8-12 15440 Placer Sierra Nevada Mountains, Forest Hill Road, 0.8 mile west of Robinson Flat, c. 27 miles NE of the city of Foresthill 2034 Comment
  CHSC73981  Polygonum polygaloides subsp. kelloggii Susi Urie 1998-9-1 98 -197 Placer Lake Tahoe Basin Management Unit - National Forest. Large meadow below Hwy 28, between the highway and Lake Forest Road; about 0.3 mi north of Lake Tahoe. 1908 Comment
  CAS-BOT-BC420031  Polygonum polygaloides subsp. kelloggii John Thomas Howell 1925-6-30 1268 Placer Near Eagle Falls, Emerald Bay, Lake Tahoe. Comment
  SDSU9657  Polygonum punctatum D. F. Howe 1961-8-8 3139 Placer By canal, 4 miles north of Auburn. 457 Comment
  UC1191257  Polygonum punctatum Malcolm A. Nobs and S. Galen Smith 1949-8-22 1540 Placer Roseville; stream at sw city limits Comment
  UCR258207  Polygonum punctatum George K. Helmkamp, Elizabeth Helmkamp 2012-10-20 20049 Placer Sierra Nevada Mountains Foothills, North Auburn; unnamed dirt road on east side of CA-49, between Rock Creek Road and Locksley Lane 387 Comment
  UC1191259  Polygonum punctatum Malcolm A. Nobs 1948-9-25 688 Placer Hwy 49 about 9 mi n Auburn; Rock Creek Comment
  JEPS126272  Polygonum ramosissimum subsp. prolificum Steve Matson 2002-7-12 561 Placer Tahoe north shore: Snow Creek Watershed, Tahoe Vista/Kings Beach; on west side off pond near Highway 28. Comment
  CAS-BOT-BC109257  Polygonum shastense John Thomas Howell 1943-7-21 18663 Placer Donner Pass to Mount Lincoln. Comment
  CDA16817  Polygonum shastense G. F. Hrusa, J. Glazner 2001-7-15 15956 Placer Sierra Nevada; Crows Nest Pk. immed. W of Sugarbowl. 2377 Comment
  UCD100899  Polygonum shastense G. F. Hrusa; J. Glazner 2001-7-15 15956 Placer Northern Sierra Nevada, N summit face of Crows Nest Pk. Immed. W of Sugarbowl. 2377 Comment
  SEINET3440030 Image available Polypodium hesperium George K. Helmkamp, E. A. Helmkamp 2012-5-5 18924 Placer Northern Sierra Nevada Mountains Foothills: Lake Clementine Road, 1.2 mi W of its junction with Foresthill Road, 0.3 air mi SE of Clementine Dam on the American River 396 Comment
  RSA711785  Polypogon monspeliensis R. K. Brummitt 1997-6-12 19714 Placer 10 km NW of Auburn at junction of Mt. Vernon Road and Joeger Road. 300 Comment
  SACT002035  Polypogon monspeliensis Josephine Van Ess 1976-5-12 Placer Collected at curve near south end of Bankhead Road. Dried up ditch. 103.0 Comment
  SEINET6409481  Polystichum lemmonii W. Dakan 1976-6-1 s.n. Placer Sierra Nevada, near Bucks Lake 1585 Comment
  RSA693277  Polystichum lonchitis Fay A. MacFadden 1934-7-2 s.n. Placer N Fork of N Fork of American River, Rawhide Mine Alta. Comment
  CAS-BOT-BC72496  Polystichum scopulinum G. L. Stebbins 1968-8-15 6856 Placer Devil's Peak, southwest of Soda Springs 2286 Comment
  CAS-BOT-BC102700  Populus tremuloides John H. Thomas; Hazelle A. Thomas 1956-7-21 6193 Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento 2377 Comment
  UCD22301  Populus tremuloides Beth Lowe Corbin 1982-8-5 253 Placer Onion Creek campground. In sandy, granitic soil near streambed. Tree about 25' high; bark white papery, leaves quaking. Mostly sun. SW facing slope, 15% incline. Uncommon. 1841 Comment
  UC527363  Populus trichocarpa C. B. Wolf 1931-9-11 2422 Placer near creek 7 mi below summit Donner Pass (w slope of Sierra Nevada); , below summit Donner Pass 1828 Comment
  UCD22300  Populus trichocarpa Beth Lowe Corbin 1982-8-25 417 Placer Onion Creek campground. In fine, sandy soil along stream edge. Tree 40' high. Old bark grey, furrowed. Full sun. South facing slope, 15% incline. Common. 1841 Comment
  UCD22304  Populus trichocarpa Rex Palmer 1979-6-7 N 399 Placer Headwaters basin area of the North Fork of the American River Comment
  POM296430  Potamogeton gramineus Lyman Benson 1932-7-31 4013 Placer Donner Lake. Sierra Nevada mtn range, Truckee River watershed. 1890 Comment
  CAS-BOT-BC143114  Potentilla breweri C. F. Sonne 1886-7-25 351 Placer Mt. Stanford Comment
  UCD22276  Potentilla breweri Rex Palmer 1979-6-20 N 352 Placer Headwaters basin area of the North Fork of the American River Comment
  UC170070  Potentilla drummondii subsp. bruceae Miss Helen D. Geis 1912-6 37 b Placer Deer Park Comment
  UCR171336  Potentilla glandulosa George K. Helmkamp, E. A. Helmkamp 2005-10-1 9978 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
  UCR130215  Potentilla glandulosa subsp. ashlandica George K. Helmkamp, E. A. Helmkamp 1999-6-30 5092 Placer Northern Sierra Nevada Mtns., Soda Springs Rd 0.9 mi south of Donner Pass Rd, approaching Ice Lakes 2104 Comment
  UCR233381  Potentilla glandulosa subsp. reflexa George K. Helmkamp, E. A. Helmkamp 2011-8-26 18165 Placer Northern Sierra Nevada Mountains, Forest Hill Road, 26.1 miles east of its junction with Mesquite Road in the city of Foresthill 2020 Comment
  UCD22275  Potentilla gracilis Rex Palmer 1979-7-11 N 535 Placer Headwaters basin area of the North Fork of the American River. Comment
  CHSC74255  Potentilla gracilis var. fastigiata Susi Urie 1998-8-29 98 -161 Placer Lake Tahoe Basin. Middle of Page Meadows; about 2 mi west of Lake Tahoe and Sunnyside. 2115 Comment
  SEINET11261737  Potentilla gracilis var. fastigiata George Helmkamp, E. A. Helmkamp 2011-7-26 17895 Placer Northern Sierra Nevada Mountains: Bowman Lake Road, .9 mile north of its junction with CA Hwy 20, .85 mi. NE (231/4) of emigrant Gap and N of I-80 (Blue canyon 7.5' Q); 0 1434 Comment
  UCD43079  Potentilla gracilis var. fastigiata C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-19 447 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  CAS-BOT-BC540395  Potentilla gracilis var. fastigiata P. B. Kennedy 1901-8-18 410 Placer 7 miles from French Meadows Comment
  SBBG123118  Poteridium annuum G. K. Helmkamp with E. A. Helmkamp 2007-9-14 12959 Placer Mosquito Ridge Rd 0.4 mi E of Foresthill 942 Comment
Read comments
Mar 30 2014
  CAS-BOT-BC64621  Primula suffrutescens C. F. Sonne 1897-8-14 s.n. Placer E. slope of Mt. Anderson. Comment
  SJSU5489  Primula suffrutescens R. L. Fisher 1959-8-16 Placer E-facing slope of ridge c. 1 mi NW of Anderson Peak 2438 Comment
  UC480743  Primula suffrutescens W. C. Blasdale 1923-7-13 Placer Mount Ellis (Tahoe) Mount Ellis; Lake Tahoe Region, Mount Ellis (Tahoe) Comment
  UC66404  Primula suffrutescens P. B. Kennedy and S. B. Doten 1901-8-10 272 Placer Summit-Soda Springs summit of Devil's Cliff; summit of Devils Cliff, Summit-Soda Springs Comment
  UCD139787  Prosartes hookeri Eric Brenner; John Hunter 1996-5-26 12 Placer Big Trees, Mosquito Ridge Rd, Tahoe National Forest. 1740 Comment
  CAS-BOT-BC508645  Prosartes hookeri Miss Francis D. Patterson 1921-4-1 s.n. Placer Dutch Flat 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
  CAS-BOT-BC159732  Prunus andersonii Elizabeth Parsons Hawver 1911-8-20 s.n. Placer Lakeside, Lake Tahoe Region Comment
  RSA453214  Prunus emarginata Wm. Martin 1971-9-10 20260 Placer Near Blue Canyon Ranger Station, Tahoe National Forest. Comment
  UCD113180  Prunus emarginata Eric Brenner; John Hunter 1996-5-26 011 Placer Big Trees, Mosquito Ridge Road, Tahoe National Forest. 1740 Comment
  UCD130333  Prunus emarginata Albert Grigarick 2011-8-31 309 Placer Alpine Meadows Ski Resort. Approx. 300 yds W of headquarters. 2175 Comment
  UCD22278  Prunus emarginata Rex Palmer 1979-6-21 N 396 Placer Headwaters basin area of the North Fork of the American River Comment
  UCD22279  Prunus emarginata Rex Palmer 1979-5-26 N 8 Placer Headwaters basin area of the North Fork of the American River 2011 Comment
  UCD34019  Prunus emarginata Beecher Crampton 1975-9-9 9270 Placer Placer County, Tahoe National Forest, 1.2 mile N.E. of Blue Canyon post office. 1524 Comment
  UCR201929  Prunus emarginata George K. Helmkamp, E. A. Helmkamp 2008-8-20 14028 Placer Northern Sierra Nevada Mountains, Donner Pass Road on the west side of Donner Pass and east of Norden 2149 Comment
  UC1484450  Pseudobahia heermannii Dale E. Johnson with A. R. Smith 1974-4-7 69 Placer ca 1.6 km (1 mi) s of I-80 (Auburn-Sacramento hwy); Placerville-Auburn rd (CA 49) Comment
  UC665516  Pseudobahia heermannii Ethel Crum 1941-5-4 2138 Placer 1.4 mi ne of, upper slopes of gorge Auburn; North Fork American River 304 Comment
  UCR232634  Pseudognaphalium canescens subsp. thermale George K. Helmkamp, E. A. Helmkamp 2010-7-28 16639 Placer Northern Sierra Nevada Mountains, Forest Route 10 (Sugar Pine Rd.), 0.8 mile north of its junction with Forest Hill Road, 8.2 miles NE (34 deg. ) of Foresthill 1311 Comment
  CHSC81760  Pseudognaphalium stramineum Lowell Ahart 2001-10-10 9341 Placer French Meadows Reservoir, near the boat of 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
  CAS-BOT-BC174808  Pseudostellaria sierrae Marcus E. Jones 1882-6-28 3287 Placer Emigrant Gap Comment
  SEINET4856245  Pseudostellaria sierrae Ronald L. Hartman 1997-7-11 58546 Placer Near campsite ca 200 yards from Foresthill Road, 2-2.5 road mi W from Sailor Flat trail turn-off. Comment
  UC1125784  Pseudostellaria sierrae B. Bolt 1934-7-19 146 Placer 1 mile N of Tadpole Springs 1981 Comment
  UCR208594  Pseudotsuga menziesii var. menziesii George K. Helmkamp, E. A. Helmkamp 2009-5-11 14659 Placer Sierra Nevada Mountains Foothills, junction of Forest Hill Road and Chicken Hawk Road, northeast of the city of Foresthill 1338 Comment
  UC192995  Ptelea crenulata C. F. Sonne 1891-5-17 Placer Auburn Comment
  JEPS59076  Pterospora andromedea Rowena Beans 1914-9-4 Placer Grounds Tahoe Tavern Comment
  UCD21920  Pterospora andromedea Beth Lowe Corbin 1982-8-23 407 Placer 2 miles WSW of The Cedars. In deep Conifer duff in logged White Fir forest. Stem pinkish. Flowers creme white. Mostly shade. North facing slope, 40% incline. Rare. 2072 Comment
  UCD83592  Pterospora andromedea Albert Grigarick 2009-8-7 161 Placer Shirley Creek Trail, between Squaw Valley Resort and Shirley Lake. 2021 Comment
  UCD33391  Puccinellia distans Beecher Crampton 1967-7-26 8155 Placer Near Nevada County line in Kingvale on Interstate 80. 1950 Comment
  UCD113259  Purshia tridentata Beecher Crampton 1975-9-22 9289 Placer Martis Valley, Truckee-Tahoe airport area, ca. 2.5 miles SE of Truckee. Comment
  UC1128527  Purshia tridentata var. tridentata N. French 1934-6-22 460 Placer 0.5 mi w Lake Van Norden; Tahoe National Forest, Truckee Quad. 2286 Comment
  RSA0083319  Pyrola picta J. B. Feudge 1927-7-18 1726 Placer West of Emigrant Gap. 1524 Comment
  CAS-BOT-BC45768  Quercus Saichi Kawahara 1969-5-24 838 Placer slope overlooking north fork of the American River. Colfax-Iowa Hill Road between Dinner Tree and Windy Point 585 Comment
  SACT002677  Quercus Josephine Van Ess 1976-10-6 Placer Collected along stream about .25 mile from Highway 193. Moist wooded area. along atreambank. 152.4 Comment
  UC1135496  Quercus berberidifolia N. French 1933-8-15 92 Placer North Fork American River, above Sheridan's Placerville National Forest, Placerville Quad. 548 Comment
  CAS-BOT-BC62474  Quercus chrysolepis Emily McPherson 1976-9-19 76- 28 -6 Placer 1 mile seast of Talbot Campground. Middle Fork of the American 1767 Comment
  CAS-BOT-BC62720  Quercus chrysolepis Geo. B. Grant 1906-8-1 7052 Placer About Lake Tahoe 2438 Comment
  SACT002609  Quercus chrysolepis Michael Baad 1977-6-2 Placer 853.0 Comment
  SACT002611  Quercus chrysolepis Michael Baad 1977-6-2 Placer Descening trail from south. Mixed coniferous forest. 853.0 Comment
  SACT002629  Quercus chrysolepis Herbert Copeland 1935-3-17 Placer 970.0 Comment
  UCD45389  Quercus chrysolepis D. H. Hartmann 1941-10-11 s.n. Placer Golden Cup Oak. 4 miles west of Auburn on U.S #40, Placer Co. Comment
  SEINET9005619  Quercus chrysolepis P. L. Comanor, B. Clark, B. O'Malia 1969-5-1 s.n. Placer Colfax area, 1.85 mi. from end of railroad bridge on Calif. 194. Winding road, plot located on the right, past parking area, down path approx. 60 meters. 1676 Comment
  UCD45711  Quercus douglasii Sean Huff 1994-5-14 2 Placer Town of Roseville at north end of Sunrise Blvd, 1 mile down dirt road. Township/Range: T11N, R6E, S36, SE 1/4 76 Comment
  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
  SACT002635  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
  OBI49059  Quercus kelloggii Unknown 1882-6-30 2871 Placer Emigrant Gap Comment
  SACT002135  Quercus kelloggii Michael Baad 1977-6-1 Placer douglas fir forest and huckleberry oak with openings 1341.12 Comment
  SACT002661  Quercus lobata Josephine Van Ess 1977-11-4 Placer Collected downstream from bridge on HIghway 49. Large tree near river. 365.8 Comment
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Nov 20 2014
  CHSC20422  Quercus vacciniifolia L. M. Mayer; D. E. Brink 1974-8-15 Placer Kidd Lake. Comment
  SACT002708  Quercus vacciniifolia Michael Baad 1977-6-1 Placer Collected on trailhead. 5 km north of Foresthill Divide Road. 2 km north of Skunk Spring. 1341.12 Comment
  UC614911  Quercus vacciniifolia Beryl O. Schreiber 1934-7-4 1186 Placer 6 mi e Lookout Comment
  SACT002728  Quercus wislizeni Michael Baad 1983-4-9 Placer 1.5 - 3.5 ,miles south of junction with Auburn-Forest Hill Road. 1000' above Middle Fork of the American River 304.8 Comment
  UCD47601  Quercus wislizeni K. Kosta; C. Bloomquist 2001-11-1 s.n. Placer Shade leaves rounded like Q. agrifolia. Comment
  UCR188847  Quercus wislizeni var. wislizeni George K. Helmkamp, E. A. Helmkamp 2007-3-25 11710 Placer Northern Sierra Nevada Mountains Foothills, Forest Hill Road, 0.9 mile east of its junction with CA-49 at the bridge of the junction of American River forks 287 Comment
  JEPS111260  Raillardella argentea Steve Matson 2005-7-16 1402 Placer Tahoe west shore, about 900 meters northwest of Barker Pass/PCT trailhead, 200 meters south of where PCT reaches saddle north of Barker Peak; 39.0808 N, 120.2438 W; elevation 8,100 ft. 2468 Comment
  UCD22192  Ranunculus alismifolius Rex Palmer 1979-6-21 N 421 Placer Headwaters basin area of the North Fork of the American River Comment
  UCD22193  Ranunculus alismifolius Rex Palmer 1979-6-2 N 367 Placer Headwaters basin area of the North Fork of the American River Comment
  CAS-BOT-BC379467  Ranunculus alismifolius R. K. Wellman 1981-5-15 36 Placer Emmigrant Gap Rd. of Hwy 80, Placer City city limits Comment
  CAS-BOT-BC379383  Ranunculus alismifolius var. hartwegii Lewis S. Rose 1940-6-2 40463 Placer Truckee River, 10 mi N of Tahoe City 1829 Comment
  CAS-BOT-BC379396  Ranunculus alismifolius var. hartwegii Alice Eastwood 1912-6-15 385 Placer Lake Tahoe Region, Deer Park 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
  JEPS113178  Ranunculus bonariensis var. trisepalus Lowell Ahart, Brian Williams 2007-4-13 13651 Placer On damp granite soil, on the bottom of small vernal pools, about 1/2 mile south of the Manzanita Cemetery, about 1/2 mile west of Gladding Road, about 2 3/4 miles north of Lincoln 43 Comment
  UCR197991  Ranunculus muricatus Beecher Crampton 1953-4-21 1117 Placer Sacramento Valley, Sunnybrook Farms, 2 mi north of Lincoln 41 Comment
  UCD164622  Ranunculus occidentalis Brandi Sorensen 1995-6-1 3 Placer .73 kilometers northwest of Colfax. 671 Comment
  UCR250143  Ranunculus occidentalis George K. Helmkamp, Elizabeth Helmkamp 2013-6-11 20814 Placer Northern Sierra Nevada Mountains Foothills, Yankee Jim's Road, 3.6 miles northwest of its junction with Forest Hill Road 768 Comment
  SEINET5338805  Ranunculus occidentalis S. Seher 1967-4-8 s.n. Placer 10 miles west of Auburn, Calif., on Highway 40. 488 Comment
  SEINET5338810  Ranunculus occidentalis F. Martin 1962-3-16 56 Placer 2 miles east of Auburn above the north fork of the Yuba River. At road edge. 274 Comment
  SEINET5338812  Ranunculus occidentalis H. E. Hodge 1956-3-18 2 Placer Collected northwest of Colfax, off of US Hwy. 40, Approximately 6 miles. 617 Comment
  JEPS127534  Ranunculus occidentalis var. ultramontanus Steve Matson 1997-7-15 4 Placer nSNH: Tahoe north shore; Snow Creek watershed, Tahoe Vista/Kings Beach; dirt road extension of Tiger Ave. Comment
  UC854403  Ranunculus uncinatus Marcus E. Jones, A. M. 1882-6-28 3308 Placer Emigrant Gap Comment
  CDA3833  Raphanus sativus T. C. Fuller 1959-5-2 s.n. Placer Mt. Pleasant District, 5 miles northeast of Lincoln. 0 Comment
  CAS-BOT-BC59531  Rhamnus alnifolia H. L. Mason 1939-8-3 12200 Placer Squaw Valley 7 miles northwest of Tahoe City 1889 Comment
  CAS-BOT-BC59535  Rhamnus alnifolia Alice Eastwood 1912-6-15 434 Placer Deer Park Comment
  SBBG27366  Rhamnus ilicifolia C. L. Hitchcock 1940-5-14 6371 Placer Meier Ranch, ca. 6 mi N of Colfax 762 Comment
  POM85013  Rhamnus purshiana Marcus E. Jones 1882-6-29 s.n. Placer Emigrant Gap. Comment
  UC1121923  Rhamnus rubra N. French 1933-5-19 61 Placer near Iowa Hill; Colfax Quad. 822 Comment
  UC592877  Rhamnus rubra Carl B. Wolf 1930-10-11 Placer 17 mi above Colfax (Baxter's Camp, w slope of Sierra Nevada); Sierra Nevada 1158 Comment
  UCR233239  Rhamnus tomentella subsp. tomentella George K. Helmkamp, E. A. Helmkamp 2011-7-9 17693 Placer Northern Sierra Nevada Mountains Foothills, Foresthill Road, 1.2 miles northeast of the city of Foresthill 1043 Comment
  CAS-BOT-BC58200  Rhododendron columbianum L. S. Smith 1925-8-14 1706 Placer Robertson Flat pasture. Tahoe forest. 1981 Comment
  UCD117838  Rhododendron columbianum Murray Fowler 1961-8-8 s.n. Placer Robertson Flat, ca. 19 miles west of Tahoe City. 1828 Comment
  CAS-BOT-BC438104  Ribes Saichi Kawahara 1969-5-24 848 Placer Near garden, Henderson Ranch, Indian Creek 1005 Comment
  CAS-BOT-BC108695  Ribes cereum Margaret Williams 1974-8-8 74 -P1-8 Placer Sierra Nevada. Murphy's Meadow, 5 miles southeast of Hirschdale. 2316 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
  RSA0024859  Ribes cereum W. Hutchinson 1922-6-1 s.n. Placer Lake Tahoe. [Placer or El Dorado Co.] Comment
  RSA0026921  Ribes cereum Marcus E. Jones 1900-7-26 s.n. Placer Donner P.O. Summit, Sierra Nevada Mts. 2561 Comment
  JEPS127482  Ribes inerme var. inerme Steve Matson 1998-6-14 232 Placer nSNH: Tahoe north shore; Snow Creek watershed, Tahoe Vista/Kings Beach; west fork Snow Creek; bog at western terminus of North Ave dirt extension Comment
  JEPS86495  Ribes montigenum L. R. Heckard with J. Hickman and Alice Howard 1986-7-27 6578 Placer ca. 5 mi se Donner Lake (near Frog Lake, in cirque below 7889 ft. rise, ca. 1.5 mi se of Chickering houses at Soda Springs (old resort)); Sherman Chickering's Soda Springs holdings 2286 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
  UC147585  Ribes roezlii Harriet A. Walker 1908-6-23 1222 Placer Blue Canyon 1432 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
  SEINET5777036  Ribes roezlii R. Niell 1999-7-27 1 Placer Near Truckee River, N of Tahoe City on Rt. 89, near turnoff to Alpine Meadows Ski Area 1881 Comment
  CAS-BOT-BC186198  Ribes roezlii var. roezlii Alice Eastwood 1909-1-1 197 Placer Sunnyside, Lake Tahoe Region Comment
  CAS-BOT-BC186205  Ribes roezlii var. roezlii Bethel; Posey 1920-6-5 s.n. Placer Tahoe Comment
  JEPS127480  Ribes roezlii var. roezlii Steve Matson 1999-6-12 414 Placer nSNH: Tahoe north shore; Snow Creek watershed, Tahoe Vista/Kings Beach; 1 kilometer west of Pine Drop Ave. terminus, along bike path. Comment
  UCR200876  Ribes roezlii var. roezlii George K. Helmkamp, E. A. Helmkamp 2008-9-15 14109 Placer Northern Sierra Navada Mountains, along Foresthill Road 26 miles northeast of the city of Forest Hill 1954 Comment
  CAS-BOT-BC168776  Ribes viscosissimum Alice Eastwood 1909-1-1 293 Placer Squaw Creek - Lake Tahoe Region Comment
  CAS-BOT-BC168777  Ribes viscosissimum Alice Eastwood 1912-6-15 457 Placer Deer Park - Lake Tahoe Region Comment
  UCD22337  Ribes viscosissimum Beth Lowe Corbin 1982-8-4 247 Placer 1 mile NE of Onion Creek campground. Along streambed in White Fir forest. In conifer litter over fine, sandy, granitic soil. Shrub about 3' high with glandular foliage. Flowers whitish. Foliage aromatic. Partial sun. South facing slope, 20% incline. Uncommon. 1920 Comment
  UCD22352  Ribes viscosissimum Rex Palmer 1979-6-9 N 150 Placer Headwaters basin area of the North Fork of the American River 2438 Comment
  JEPS59381  Rorippa Ezra Brainerd and Viola B. Baird 1915-7-22 129 Placer along r.r. near Bear Rock (Truckee Valley); Sierra Nevada Mts., Truckee Valley 1889 Comment
  CAS-BOT-BC74619  Rorippa curvisiliqua A. A. Heller 1917-6-19 12738 Placer Emigrant Gap. 1615 Comment
  CHSC73937  Rorippa curvisiliqua Susi Urie 1998-8-19 98 -079 Placer Lake Tahoe Basin--National Forest. About 0.2 mi north of Lake Tahoe; large meadow complex between Kings Beach and Tahoe Vista. 1901 Comment
  UCD115292  Rorippa curvisiliqua Peter H. Raven 1949-6-28 1227 Placer Summit Valley. 2133 Comment
  UCR240918  Rorippa palustris subsp. palustris George K. Helmkamp, E. A. Helmkamp 2012-6-19 19245 Placer Northern Sierra Nevada Mountains, Foresthill Road, 9.2 miles east of its junction with Devil's Thumb Road 2055 Comment
  CAS-BOT-BC146354  Rosa Saichi Kawahara 1969-5-24 842 Placer Near garden Henderson Ranch, Indian Creek 1005 Comment
  CAS-BOT-BC146432  Rosa bridgesii G. K. Helmkamp; Amy Barnes 2009-7-12 15176 Placer Sierra Nevada Mountains Foothills: along Foresthill Road, 5.7 miles northeast of the city of Foresthill 1230 Comment
  UC147639  Rosa bridgesii Harriet A. Walker 1908-6-23 1232 Placer Blue Canyon 1432 Comment
  SEINET7665701  Rosa pisocarpa subsp. ahartii L. R. Miller 1934-7-8 s.n. Placer Cisco Comment
  UC527362  Rosa woodsii var. ultramontana C. B. Wolf 1931-9-10 2421 Placer hollow near r.r. tracks between Tahoe Tavern and Truckee River (gates) 1920 Comment
  SEINET7704065  Rosa woodsii var. ultramontana P. A. Lehenbauer s.n. Placer Lake Tahoe, Carnelian Bay. 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
  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
  CAS-BOT-BC248300  Rubus laciniatus George K. Helmkamp; E. A. Helmkamp 2010-8-11 16752 Placer Northern Sierra Nevada Mountains: Finning Mill Road, 1.2 miles north of Forest Hill Road, at the crossing of Mill Creek 1085 Comment
  CAS-BOT-BC147964  Rubus parviflorus A. M. Carpenter 1892-8-1 s.n. Placer Unspecified Comment
  SEINET4691695  Rubus parviflorus George K. Helmkamp, E. A. Helmkamp 2010-1 16787 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
  UC1128637  Rubus parviflorus N. French 1934-6-15 415 Placer Scott Hill Tahoe National Forest, Colfax Quadrangle Comment
  UCR240968  Rumex acetosella George K. Helmkamp, E. A. Helmkamp 2012-9-25 19920 Placer Northern Sierra Nevada Mountains, Laing Road, parallel to I-80; 0.2 mile east of its junction with Emigrant Gap Road 1611 Comment
  CAS-BOT-BC422031  Rumex acetosella John Thomas Howell 1943-7-19 18564 Placer Summit Valley Comment
  SD255839  Rumex crispus George K. Helmkamp, Amy Barnes 2014-3-21 22639 Placer Sacramento Valley: Sheridan, Riosa Road at the west side of its junction with Old CA-65 (Sheridan 7.5'Q) 32 Comment
  CHSC79200  Rumex salicifolius var. triangulivalvis Beecher Crampton 1972-7-26 8847 Placer Carpenter Flat east of Emigrant Gap. 1615 Comment
  UC1191321  Rumex salicifolius var. triangulivalvis Malcolm A. Nobs and S. Galen Smith 1949-8-21 1504 Placer n end Lake Tahoe (between sandy beach and Agate Bay) Comment
  UCD21928  Rumex triangulivalvis Beth Lowe Corbin 1982-8-11 324 Placer 1 1/2 mile WSW of Onion Creek campground. In fine, sandy soil in logged White Fir forest. Perennial, forming a loose clump. Calyx reddish. Full sun. SE facing slope, 20% incline. Uncommon. 2011 Comment
  CHSC74215  Sagina saginoides Susi Urie; Eric Schroder 1998-9-8 98 -296 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
  UC935787  Sagittaria latifolia Malcolm A. Nobs 1948-9-25 690 -B Placer n side Auburn (growing in a smalls stream); n side of Auburn Comment
  SCFS11529143  Salix E. Krimmel, F. Felix 2012-9-13 Placer Intersection of Serena Creek and NFAm River. Comment
  UCD22305  Salix Beth Lowe Corbin 1982-8-24 415 Placer 2 1/2 miles SE of The Cedars. In wet, fine sandy, rocky soil, along stream in Red Fir forest. Loosely branched shrub to 5' high. Old bark smooth, grey. Partial sun. NE facing slope, 20% incline. Common. 2118 Comment
  CAS-BOT-BC103602  Salix eastwoodiae Dr. E. C. Van Dyke 1915-7-1 s.n. Placer Lake Tahoe region Comment
  CAS-BOT-BC103613  Salix eastwoodiae W. R. Dudley 1900-6-14 5114 Placer In valley north west of Lake Mary Comment
  CAS-BOT-BC103618  Salix eastwoodiae Marcus E. Jones 1900-7-26 s.n. Placer Summit, Sierra Nevada Mts. 2499 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
  SEINET3260825  Salix fluviatilis Marcus E. Jones 1882-6-28 3486 Placer Emigrant Gap. Comment
  JEPS127554  Salix geyeriana Steve Matson 1998-9-1 395 Placer nSNH: Tahoe north shore; Snow Creek watershed, Tahoe Vista/ Kings Beach; middle fork Snow Creek; north end of main pond meadow Comment
  CDA39533  Salix gooddingii H. H. Keifer 1956-7-14 s.n. Placer Rocklin. 0 Comment
  CAS-BOT-BC108209  Salix hindsiana Gordon H. True 1971-4-21 6526 Placer Auburn Ravine just west of Lincoln 49 Comment
  CAS-BOT-BC106878  Salix jepsonii W. R. Dudley 1900-6-14 5072 b Placer Woods between Donner Lake and Summit Comment
  UCD22308  Salix jepsonii Rex Palmer 1979-5-26 N 15 Placer Headwaters basin area of the North Fork of the American River. 1950 Comment
  UCD22309  Salix jepsonii Rex Palmer 1979-6-20 N 313 Placer Headwaters basin area of the North Fork of the American River. Comment
  CAS-BOT-BC106968  Salix lasiolepis Gordon H. True 1971-4-21 6533 Placer Auburn Ravine just west of Lincoln 49 Comment
  UCD124130  Salix lasiolepis Ellen Dean; Marcel Rejmanek 2012-10-9 7504 Placer Along Mosquito Ridge Road, ca. six road miles E of junction with Foresthill Road, north side of Mosquito Ridge Road, opposite very large turnout and next to dirt road that heads upslope. 617 Comment
  UCD58334  Salix lasiolepis Michael Persichetty 2007-6-5 1 Placer Alta. North side of Spaulding Point. 1219 Comment
  UCD58336  Salix lasiolepis Michael Persichetty 2007-6-6 2 B Placer Alta. North side of Spaulding Point. 1219 Comment
  CAS-BOT-BC128471  Salix lasiolepis var. lasiolepis Geo. B. Grant 1906-8-1 s.n. Placer Glen Alpine, Lake Tahoe Comment
  CHSC9642  Salix lasiolepis var. lasiolepis E. L. Smith 1971-7-27 1013 Placer W end of Putt Reservoir just e of Blue Canyon Road ca. 2 mi w of Emigrant Gap. 1706 Comment
  CHSC13659  Salix lemmonii E. L. Smith 1971-4-17 983 Placer At Yuba Gap ca. 7 km e of Emigrant Gap. 1770 Comment
  CHSC74265  Salix lemmonii Susi Urie; Eric Schroder 1998-9-11 98 -332 Placer Lake Tahoe Basin--National Forest. Along Burton Creek, about 2.1 mi northwest of Lake Tahoe. 2072 Comment
  UC1134914  Salix lemmonii N. French 1934-6-19 420 Placer 1/4 mi. w. Devil's Peak; Tahoe Nat'l Forest, Colfax Quad. Comment
  CAS-BOT-BC124758  Salix lemmonii L. S. Smith 1931-6-12 9 Placer Tahoe National Forest, Babbit Springs along road to Babbit L.O. 2133 Comment
  SEINET11957674  Salix lemmonii E. L. Smith 1971-1 954 Placer Yuba Gap, 7 km E of Emigranat Gap 1770 Comment
  UC1134925  Salix ligulifolia B. Bolt 1934-8-22 189 Placer Grayhorse Flat Tahoe Nat'l Forest, Truckee Quad., Grayhorse Flat Comment
  CAS-BOT-BC129522  Salix melanopsis L. S. Smith 1931-8-27 2628 Placer French Mdws., Tahoe N.F. - along middle fork American River below Chalk Bluff crossing. Comment
  SD43607  Salix scouleriana Darley F. Howe 1948-5-22 Placer Placer County 1219 Comment
  UC1135094  Salix scouleriana N. French 1934-5-31 380 Placer 1/2 mi. e. Texas Hill; Tahoe Nat'l Forest, Colfax Quad. Comment
  UC846454  Salix scouleriana Marcus E. Jones, A. M. 1882-7-1 3488 Placer Emigrant Gap Comment
  SD241088  Salvia sonomensis George K. Helmkamp, E. A. Helmkamp 2010-4-17 15892 Placer Northern Sierra Nevada Moutains Foothills: Rattlesnake Bar Road, 8.0 miles southwest of its junction with CA-49 near Pilot Hill (Pilot Hill 7.5'Q) 321 Comment
  CAS-BOT-BC235025  Sambucus John H. Thomas; Hazelle A. Thomas 1956-7-21 6088 Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento 2377 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
  UC148977  Sambucus racemosa var. microbotrys H. M. Hall July 1910 8726 Placer Fordyce Creek Sierra Nevada Mountains 2103 Comment
  UCD44485  Sambucus racemosa var. microbotrys C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1851 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  CAS-BOT-BC235196  Sambucus racemosa var. racemosa Margaret Williams 1974-8-8 74 -P1-16 Placer Murphy's Meadow, 5 miles southeast of Hirschdale 2316 Comment
  CDA15934  Sanguisorba annua G. F. Hrusa, J. Glazner 1999-7-17 15160 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  SD243198  Sanguisorba minor subsp. muricata George K. Helmkamp, E. A. Helmkamp 2010-10-16 17017 Placer Northern Sierra Nevada Mountains Foothill: Yankee Jim's Road, 0.5 mile north of Forest Hill Road in Foresthill, near intersection with Mayflower Rd. 947 Comment
  SD243199  Sanguisorba minor subsp. muricata George K. Helmkamp, E. A. Helmkamp 2010-8-11 16753 Placer Northern Sierra Nevada Mountains: Finning Mill Road, 1.2 miles north of Forest Hill Road, at the crossing of Mill Creek. 1085 Comment
  SEINET9259555  Sanguisorba minor subsp. muricata George K. Helmkamp, Amy Barnes 2014-1 22806 Placer Sierra Nevada Mountains Foothils: Spring Garden Road, at the north side of tis junction with FOresthill Road, 8.4 km west of Foresthill (Colfax 7.5' Q) 719 Comment
  UCR190585  Sanguisorba minor subsp. muricata George K. Helmkamp, E. A. Helmkamp 2007-9-14 12959 Placer Northern Sierra Nevada Mountains Foothills, along Mosquito Ridge Road 0.4 mile east of Foresthill 942 Comment
  CAS-BOT-BC223280  Sanicula bipinnatifida Alice Eastwood 1912-6-28 497 Placer Colfax Comment
  CAS-BOT-BC229031  Sanicula crassicaulis George K. Helmkamp; E. A. Helmkamp 2012-5-5 18936 Placer Northern Sierra Nevada Mountains Foothills: Todd Valley Road, 1.2 miles south of its junction with Foresthill Road 779 Comment
  UC303482  Sanicula crassicaulis Mary E. P. Ames June, 1895 Placer Newcastle Comment
  UCR194970  Sanicula crassicaulis George K. Helmkamp, E. A. Helmkamp 2007-5-18 12001 Placer Northern Sierra Nevada Mountains Foothills, Forest Hill Road, 4.3 miles northeast of the bridge over the junction of North and West Forks of the American River 485 Comment
  UCR250178  Sanicula crassicaulis George K. Helmkamp, Mary Alice Barnes 2013-5-3 20469 Placer Foothills, northern Sierra Nevada Mountains, SW edge of Foresthill, Mosquito Ridge Road, 0.2 mile south of Forest Hill Road 974 Comment
  UC147638  Sanicula graveolens Harriet A. Walker 1908-6-23 1239 Placer Blue Canyon 1432 Comment
  UC174164  Sanicula graveolens C. F. Sonne 1886-6-6 Placer Sierra Nevada Mountains, road to Tahoe Sierra Nevada Mountains Comment
  POM82765  Sanicula tuberosa Marcus E. Jones 1882-6-27 s.n. Placer Emigrant Gap. Comment
  UC147589  Sanicula tuberosa Miss Harriet A. Walker 1908-6-24 1300 Placer Blue Canyon 1432 Comment
  SEINET12220592  Saxifraga bryophora C. F. Sonne 1884-1 s.n. Placer above Coldstraw Comment
  JEPS82984  Saxifraga californica Patrick Elvander 1984-4-2 1023 Placer 5.3 mi on Yankee Jim Road from junction with Canyon Way (between Colfax and Foresthill off I-80); North Fork American River 1219 Comment
  POM260084  Saxifraga californica C. L. Hitchcock 1940-5-7 6345 Placer 1 mile west of Baxter Comment
  UC858860  Saxifraga californica C. L. Hitchcock 1940-5-7 6345 Placer 1 mi w of Baxter Comment
  UC858868  Saxifraga californica Marcus E. Jones, A. M. 1882-7-1 3587 Placer Emigrant Gap Comment
  UCD102829  Saxifraga californica G. L. Stebbins 1970-4-4 6988 Placer Shirttail Canyon, on road from Colfax to Forest Hill, ca. 1/2 mile east of crossing of North Fork American River. 457 Comment
  POM93288  Saxifraga mertensiana Marcus E. Jones 1882-7-1 3588 Placer Emigrant Gap. Comment
  CDA16798  Saxifraga odontoloma G. F. Hrusa, J. Glazner 2001-7-15 15937 Placer Sierra Nevada; N face of Crows Nest Pk. immed. W of Sugarbowl. 2316 Comment
  SD43660  Scandix pecten-veneris Darley F. Howe 1948-5-21 1915 Placer 455 Comment
  UCD44575  Scirpus congdonii C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1941 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  JEPS62899  Scutellaria californica Leland S. Smith 1925-7-14 1670 Placer Middle Fork American River, French Meadows Middle Fork American River; Tahoe National Forest, , French Me Comment
  UC1748299  Scutellaria californica James D. Jokerst 1988-6-6 3008 Placer Long Creek Hydro Project, ca 1 mi W of Ramsey Crossing, N of Long Canyon Creek Comment
  UCD22073  Scutellaria californica Rex Palmer 1979-7-25 N 677 Placer Headwaters basin area of the North Fork of the American River Comment
  UC884216  Scutellaria tuberosa Alice Eastwood, John Thomas Howell 1937-5-8 4335 Placer near Auburn (on road to Grass Valley) Comment
  SACT002074  Secale cereale D. Meyer 1983-10-22 Placer Searchlight ski run from base up to Olympic lady chairlift. 2121.0 Comment
  CAS-BOT-BC417846  Sedella pumila Alice Eastwood; John Thomas Howell 1937-5-8 4337 Placer near Auburn on road to Grass Valley Comment
  UCD128389  Sedum lanceolatum Albert Grigarick 2012-7-9 334 Placer Pacific Crest Trail. S of Donner Summit (Hwy 40). Approx. 400 yd S of trailhead. 2283 Comment
  UCD102044  Sedum obtusatum Beth Lowe Corbin 1982-8-10 299 Placer 1.25 miles WNW of Onion Creek Campground. 1981 Comment
  RSA0074846  Sedum obtusatum Marcus E. Jones 1882-6-29 s.n. Placer Emigrant Gap. Comment
  UCR235594  Sedum spathulifolium George K. Helmkamp, E. A. Helmkamp 2012-5-5 18923 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
  UCD135984  Selaginella hansenii A. S. Crafts 1940-12-10 s.n. Placer Near Auburn. Comment
  CAS-BOT-BC62095  Selaginella hansenii G. Ledyard Stebbins 1969-11-30 6979 Placer West side of American River Canyon on road from Colfax to Iowa Hill 457 Comment
  CAS-BOT-BC69720  Selaginella wallacei G. Ledyard Stebbins 1952-6-22 s.n. Placer Near bridge on Colfax - Town Hill Road, American River. 350 Comment
  CAS-BOT-BC62211  Selaginella watsonii Grant 1906-8-2 7144 Placer Glen Alpine, Lake Tahoe Comment
  SDSU464  Senecio aronicoides unknown 1948-5-23 1922 Placer American River. 305 Comment
  SEINET191999  Senecio aronicoides C. L. Hitchcock 1940-5-7 6337 Placer ca. 1 mile west of Baxter Comment
  CAS-BOT-BC363905  Senecio integerrimus var. exaltatus M. S. Jussel 1928-6-25 s.n. Placer Tahoe City Comment
  CAS-BOT-BC363999  Senecio integerrimus var. major John Thomas Howell 1925-6-27 1192 Placer Tahoe Tavern, Lake Tahoe 1889 Comment
  CAS-BOT-BC364027  Senecio integerrimus var. major G. K. Helmkamp; E. A. Helmkamp 2007-6-12 12328 Placer Northern Sierra Nevada Mountains: Lake Spaulding Road just north of its junction with Hwy CA-20 1610 Comment
  CAS-BOT-BC364030  Senecio integerrimus var. major A. A. Heller 1917-6-17 12691 Placer Near the Yuba River below Cisco 1676 Comment
  JEPS126385  Senecio integerrimus var. major Steve Matson 1997-6-1 13 Placer Tahoe north shore; Snow Creek Watershed, Tahoe Vista/Kings Beach; dirt road extension west from Tiger Ave. Comment
  UC492748  Senecio integerrimus var. major G. W. Fetters 1929-6-15 Placer Pomin's Lake Tahoe Comment
  UCR191103  Senecio integerrimus var. major George K. Helmkamp, E. A. Helmkamp 2007-6-12 12328 Placer Northern Sierra Nevada Mountains, Lake Spaulding Road just north of its junction with Hwy CA-20 1610 Comment
  CAS-BOT-BC364156  Senecio serra Elizabeth Parsons Hawver No date on label s.n. Placer Tahoe City, Lake Tahoe Region Comment
  CAS-BOT-BC364388  Senecio triangularis John H. Thomas; Hazelle A. Thomas 1956-7-21 6207 Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento 2377 Comment
  UCR231843  Senecio triangularis George K. Helmkamp, E. A. Helmkamp 2010-8-14 16795 Placer Northern Sierra Nevada Mountains, American Hill Road (Forest Route 13), 4.7 miles south of its junction with Foresthill Road and just south of a creek crossing 1552 Comment
  CAS-BOT-BC364383  Senecio triangularis C. F. Sonne 1884-7-20 185 Placer Sierra Nevada Mts. Truckee Comment
  JEPS37599  Senecio triangularis L. S. Smith 1927-8-5 2153 Placer e of Duncan Peak (Robertson Flat Ranger Station) 2346 Comment
  SEINET3154401  Sequoiadendron giganteum W. A. Dick, Gaby 1967-11-15 sn Placer on West slope of Sierra Nevada from Placer to Tulare 2438 Comment
  UC832211  Sericocarpus oregonensis subsp. californicus Ira L. Wiggins 1933-8-21 6789 Placer near, shores of Lake Tahoe Tahoma; Lake Tahoe Comment
  CDA37687  Setaria faberi Breckenridge 2004-6-2 s.n. Placer Loomis, along Taylor Road. 0 Comment
  SACT002097  Setaria viridis D. Meyer 1984-8-17 Placer 4.8 km west of exit. 1291.0 Comment
  UCD92828  Setaria viridis var. major G. Douglas Barbe 1974-11-26 1985 Placer along Barton Road at Eureka Road, northwest corner, east of Roseville. Comment
  SBBG27400  Sherardia arvensis C. L. Hichcock 1940-5-7 6352 Placer ca. 1 mi W of Baxter Comment
  CAS-BOT-BC213132  Sidalcea Emily K. Mcpherson 1976-9-19 76283 Placer One mile east of Talbot Campground, open area near Middle Fork American River, Sierra Nevada 1767 Comment
  UCR249603  Sidalcea calycosa subsp. calycosa George K. Helmkamp, Elizabeth Helmkamp 2013-6-11 20826 Placer Northern Sierra Nevada Mountains Foothills, junction of Yankee Jim's Road and Shirttail Canyon Road, NW of Foresthill 463 Comment
  CHSC73956  Sidalcea glaucescens Susi Urie 1998-8-11 98 -022 Placer Lake Tahoe Basin Management Unit - National Forest. About 0.5 mi north of Ward Creek, along a small tributary; about 2 mi west of Lake Tahoe and Sunnyside. 2097 Comment
  JEPS72638  Sidalcea glaucescens Gladys L. Smith 1972-6-18 3148 Placer Alpine Meadows 2072 Comment
  UCD15606  Sidalcea glaucescens Lisa Montany 1985-5-18 24 Placer Mosquito Ridge Rd, 18.6 miles west of Forest Hill Rd. Comment
  UCD44489  Sidalcea glaucescens C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1855 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  UCR171347  Sidalcea glaucescens George K. Helmkamp, E. A. Helmkamp 2005-10-1 9984 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
  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
  POM282876  Sidalcea glaucescens Lyman Benson 1933-6-26 4545 Placer 4 miles west of Donner Pass, Sierra Nevada, Bear River Watershed, Canadian zone, US 40. 1982 Comment
  SEINET11992697  Sidalcea glaucescens J. H. Nishida 1985-1 791 Placer Homewood 1829 Comment
  SEINET8944245  Sidalcea glaucescens P. A. Lehenbauer 1932-6-26 s.n. Placer Lake Tahoe, near Tavern. Comment
  UCR233237  Sidalcea malviflora subsp. asprella George K. Helmkamp, E. A. Helmkamp 2011-7-9 17695 Placer Northern Sierra Nevada Mountains Foothills, Foresthill Road, 1.2 miles northeast of the city of Foresthill 1043 Comment
  UCD21999  Sidalcea oregana Rex Palmer 1979-6-19 N 275 Placer Headwaters basin area of the North Fork of the American River 1841 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
  UC871507  Sidalcea oregana subsp. spicata Alice Eastwood 1909-1 62 Placer Sunnyside Lake Tahoe Region, Sunnyside Comment
  UCD150576  Sidalcea oregana subsp. spicata James A. Neilson Jr. 1971-8-1 2338 Placer Tahoe Basin, Lower Ward Valley. 1935 Comment
  UCD21998  Sidalcea oregana subsp. spicata Beth Lowe Corbin 1982-8-13 345 Placer 3/4 mile west of The Cedars, in meadow. Flowers rose pink. Mostly sun. South facing slope, 15% incline. Occasional. 1676 Comment
  POM148068  Silene californica J. B. Feudge 1927-7-18 1648 Placer Baxter s Camp. Emigrant gap. 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
  UCD98570  Silene csereii Lester J. Berry 1969-5-15 s.n. Placer Foresthill. Charles Finning Property. Comment
  CDA16799  Silene douglasii G. F. Hrusa, J. Glazner 2001-7-15 15938 Placer Sierra Nevada; Summit of Crows Nest Pk. immed. W of Sugarbowl. 2316 Comment
  UC1137890  Silene douglasii B. Bolt 1934-7-12 109 Placer Snow Mountain Tahoe National Forest, Truckee Quad., Snow Mountain Comment
  CAS-BOT-BC136290  Silene douglasii Beecher Crampton 1964-7-21 7123 Placer 1 mile east Cisco Grove (old site), old segment US Hwy. 40. 1737 Comment
  POM89175  Silene douglasii var. douglasii Katherine Brandegee 1917-08 s.n. Placer Cisco Comment
  CAS-BOT-BC541422  Silene invisa G. Ledyard Stebbins; Charlotte Pyles 1979-7-31 s.n. Placer North slope of ridge betweejn Soda Springs, on North Fork American River, and Peak 2346 Comment
  UCR240908  Silene invisa George K. Helmkamp, E. A. Helmkamp 2012-6-19 19230 Placer Northern Sierra Nevada Mountains, Foresthill Road, 1.7 miles east of its junction with Devil's Thumb Road 1671 Comment
  CAS-BOT-BC389369  Silene lemmonii Marcus E. Jones 1882-6-27 s.n. Placer Emigrant Gap Comment
  CAS-BOT-BC389371  Silene lemmonii Marcus E. Jones 1882-7-1 s.n. Placer Emigrant Gap Comment
  POM100978  Silene occidentalis H. M. Hall 1910-6-25 8709 Placer Cisco. 1800 Comment
  SEINET5337234  Silene occidentalis H. M. Hall 1910-6-25 8709 Placer Cisco, Upper Transition zone, in half-shaded openings in thickets. 1800 Comment
  UC163941  Silene occidentalis subsp. occidentalis H. M. Hall 1910-6-25 8709 Placer Cisco 1800 Comment
  JEPS73047  Sisyrinchium elmeri Betsy Wilson, Gladys L. Smith June 1972 3596 Placer near Alpine Meadows (n end of Lake Tahoe Region); Lake Tahoe Region 2072 Comment
  SCFS1025  Sisyrinchium idahoense E. Krimmel 2014-7-5 Placer Meadow below the Cedars. Comment
  SACT002238  Sitanion hystrix Michael Baad 1976-8-12 Placer Southwest of Emigrant Peak along Shirley Lake Ski Lift. 2316.0 Comment
  SACT002258  Sitanion jubatum Michael Baad 1977-6-8 Placer 1.3 miles southwest of Volcano Canyon on road between Forest Hill and French Meadows, roadside in serpentine. Comment
  CDA16049  Smilacina racemosa G. F. Hrusa, J. Glazner 2000-9-3 15663 A Placer Sierra Nevada; Sugar Bowl Ridge, immediately to W of Crow's Nest ski run. 2164 Comment
  CDA5935  Solanum dimidiatum Clark, Margaret Bellue Oct 1945 Placer Railroad yards, Roseville. 0 Comment
  CDA5936  Solanum dimidiatum Clark, Margaret Bellue 1945-10-11 Placer Southern Pacific yards, Roseville. 0 Comment
  SDSU11161  Solanum parishii P. A. Munz 1951-5-2 2109 Placer 457 Comment
  UC884983  Solanum umbelliferum P. A. Lehenbauer 1935-6-18 Placer near Tahoe City 1898 Comment
  OBI20136  Solidago elongata David J. Keil 1978-7-23 12951 Placer Cisco Grove exit from I-80, just E of Nevada Co. line 1768 Comment
  UC579497  Solidago elongata H. S. Yates 1934-6-29 3900 Placer near Tahoe City; Truckee Quad. Comment
  SJSU5075  Sparganium angustifolium R. L. Fisher 1959-8-12 Placer 2 mi W of Lake Van Norden on rd to Cascade Lake 1981 Comment
  SJSU5076  Sparganium angustifolium R. L. Fisher 1959-8-12 Placer 2 mi W of Lake Van Norden on road to Cascade Lake 1981 Comment
  CAS-BOT-BC389928  Spergula arvensis John Thomas Howell; Gordon H. True 1971-5-26 47644 Placer Northern limits of Lincoln 48 Comment
  CAS-BOT-BC390745  Spergularia marina Gordon H. True 1971-4-9 6463 Placer Northern limits of Lincoln 48 Comment
  JEPS111305  Sphenosciadium capitellatum Steve Matson 2005-7-4 1378 Placer Martis Valley, southeast of Truckee, National Recreation Area, south of Highway 267 and south of Martis Creek and west of Northstar subdivision; along fenceline; 39.2866 N, 120.1401 W: elevation 5,900 ft. 1798 Comment
  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
  RSA122177  Spiraea densiflora N. H. French 1934-6-8 403 Placer Cisco Butte 1921 Comment
  CAS-BOT-BC152533  Spiraea splendens F. Almeda 1993-7-24 7258 Placer About 15 miles SE of Interstate Hwy #80 at Soda Springs on the trail to Upper Sheep Valley - Sierra Nevada 2133 Comment
  POM107629  Spiranthes porrifolia Marcus E. Jones 1882-7-8 s.n. Placer Auburn Comment
  UCSC000163  Spiranthes romanzoffiana C. F. Sonne 1883-1 Placer Comment
  UCD93122  Sporobolus cryptandrus Beecher Crampton 1967-7-26 8163 Placer 2.5 miles SW of Applegate, Interstate Hwy. 80W, junction of Meadow Vista Road. 487 Comment
  UCD93123  Sporobolus cryptandrus Beecher Crampton 1967-7-26 8165 Placer 1 mile E of Penryn, Interstate Hwy. 80W. Comment
  UCD93133  Sporobolus cryptandrus Beecher Crampton 1975-10-14 9330 Placer Emigrant Gap area on Interstate Hwy. 80. Comment
  SEINET7978202  Stachys rigida var. rigida K. Thorne, J. Chandler 1987-6-26 5435 Placer Truckee River Comment
  UCD150468  Stellaria longipes James A. Neilson Jr. 1970-7-18 1581 Placer Tahoe Basin, Ward Creek. Near plot 234. 2011 Comment
  CAS-BOT-BC181461  Stellaria obtusa A. A. Heller 1919-7-25 13298 Placer About rocks near the Yuba River below Cisco. 1676 Comment
  CAS-BOT-BC375008  Stenotus acaulis L. S. Smith 1928-7-18 2483 Placer Tahoe National Forest. Ward Peak 2438 Comment
  CHSC67639  Stenotus acaulis James D. Jokerst 1986-7-13 2736 Placer Trail from The Cedars, high Sierra Nevada SW of Donner Lake, just below the summit of Needle Peak. Comment
  JEPS86478  Stenotus acaulis L. R. Heckard with J. Hickman and Alice Howard 1986-7-26 6555 Placer Sherman Chickering's Soda Springs holdings, ca. 5 mi SE of Donnar Lake E of Tinker Knob 2560 Comment
  UC170071  Stenotus acaulis Miss Helen D. Geis 1912-6 54 Placer Deer Park. Crag Summit Comment
  UC197335  Stenotus acaulis C. F. Sonne 1897-7-18 Placer Truckee Knob 2743 Comment
  CDA16512  Stephanomeria lactucina G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8541 b Placer Lake Tahoe; at W end of Ward Valley. 4 mi SW of Tahoe City. Comment
  UCD69357  Stephanomeria lactucina S. Rivas; M. Barbour, D. S. Mata and P. Rodriguez 1997-9-3 Placer Soda Springs. Soda Springs Road. Tahoe National Forest. 2100 Comment
  SACT002317  Stipa californica Michael Baad 1977-6-21 Placer 1097.0 Comment
  SACT002338  Stipa cernua Josephine Van Ess 1975-5-23 Placer Collected on south slope leading up to Volcano Hill. Open grassy slope. Comment
  SACT002358  Stipa lemmonii Michael Baad 1976-6-17 Placer Collected on flood plain at Royale Gorge- Wabena Creek to Wildcat Canyon. Comment
  UCR146661  Stipa lemmonii Beecher Crampton 1955-6-15 2910 Placer Sierra Nevada Mountains, 0.75 mile south of Yankee Jims 880 Comment
  SACT002389  Stipa occidentalis D. Meyer 1983-8-20 Placer Collected at summit at first lake steep rocky trail with some moist meadow areas 2000.0 Comment
  UCR242328  Stipa occidentalis George K. Helmkamp, E. A. Helmkamp 2010-7-28 16663 Placer Northern Sierra Nevada Mountains, Forest Hill Road, 22 miles northeast of the city of Foresthill 2041 Comment
  SEINET10610763  Stipa occidentalis Lewis S. Rose 1946-6-23 Rose 46193 Placer Rainbow, n. of Cisco 1737 Comment
  SACT002411  Stipa stillmanii Josephine Van Ess 1974-7-30 Placer Collected about 3.3 miles from Highway 20, found only in Blue Canyon area. 1584.96 Comment
  CAS-BOT-BC87414  Streptanthus polygaloides Saichi Kawahara 1969-7-6 1474 Placer On Finning Mill Road just south of Sugar Pine Road. Tahoe National Forest. 1139 Comment
  CDA12429  Streptanthus tortuosus G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8558 Ab Placer Lake Tahoe; N side of upper Ward Valley, 4 mi SW of Tahoe City. 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
  UCD116118  Streptanthus tortuosus Eric Brenner; John Hunter 1996-5-26 18 Placer along road to Big Trees, Mosquito Ridge Road, Tahoe National Forest. 1750 Comment
  UCD116301  Streptanthus tortuosus Robert E. Preston 1984-6-13 459 Placer 4 km west of Sunnyside. 2044 Comment
  JEPS59428  Streptanthus tortuosus var. orbiculatus Ezra Brainerd and Viola B. Baird 1915-7-7 148 Placer Squaw Valley Sierra Nevada Mts. 1920 Comment
  UC1126980  Streptanthus tortuosus var. orbiculatus N. French 1934-6-22 467 Placer Serena Lake Tahoe National Forest, Truckee Quadrangle Comment
  UCR193336  Streptanthus tortuosus var. orbiculatus George K. Helmkamp, E. A. Helmkamp 2007-5-30 12174 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 10.7 miles east of its junction with Forest Hill Road in Foresthill 588 Comment
  UCD119093  Styrax redivivus Linda A. Bell 1975-5-24 173 Placer Highway 49, 2 miles South-East of Auburn. 457 Comment
  UCD119095  Styrax redivivus Julie Combs 1994-5-14 19 Placer 1/2 m E of Robie St. just off hiking trail. 274 Comment
  UCD67979  Styrax redivivus Linda A. Bell 1975-5-24 173 Placer Highway 49, 2 miles South-East of Auburn. 457 Comment
  CAS-BOT-BC47710  Styrax redivivus Julie Combs 1994-5-14 19 Placer 1/2 m E of Robie St. just off hiking trail 274 Comment
  CAS-BOT-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
  JEPS126405  Symphoricarpos mollis Steve Matson 1998-8-21 383 Placer Tahoe north shore Watershed, Tahoe Vista/Kings Beach; dirt road extension of west from Tiger Ave. Comment
  UC1119983  Symphoricarpos mollis B. Bolt 1934-7-11 101 Placer Cascade Lakes; Tahoe National Forest, Truckee Quad. 2042 Comment
  UC1119985  Symphoricarpos mollis B. Bolt 1934-8-15 182 Placer 1 mi sw Goggins; El Dorado National Forest, Colfax Quad. 1676 Comment
  CAS-BOT-BC245738  Symphoricarpos rotundifolius Alice Eastwood 1909-1-1 131 Placer Ward Creek, Lake Tahoe Region Comment
  UC1119995  Symphoricarpos rotundifolius var. rotundifolius G. F. Burks 1934-9-19 45 Placer Squaw Creek; Tahoe National Forest, Truckee Quad. 2011 Comment
  CAS-BOT-BC97553  Symphyotrichum ascendens Margaret Williams 1974-8-8 74 -P1-30 Placer [Murphy's] Murphy Meadow, 5 miles southeast of Hirschdale 2316 Comment
  UCD159474  Symphyotrichum foliaceum var. parryi D. S. Park 2010-8-21 228 Placer Off Hampshire Rocks Rd. Shaded understory. Also adundant around exit to highway I-80. 1788 Comment
  CAS-BOT-BC98477  Symphyotrichum spathulatum A. A. Heller 1917-8-13 12880 Placer Summit Valley 2118 Comment
  CHSC73927  Symphyotrichum spathulatum var. spathulatum Susi Urie 1998-8-18 98 -063 Placer About 0.2 mi north of Lake Tahoe; large meadow complex between Kings Beach and Tahoe Vista. 1901 Comment
  CHSC74203  Symphyotrichum spathulatum var. spathulatum Susi Urie 1998-9-4 98 -265 Placer Meadow complex on north side of Ward Creek about 2.9 mi west of Lake Tahoe and Sunnyside. 2011 Comment
  CHSC74353  Symphyotrichum spathulatum var. spathulatum Susi Urie; Eric Schroder 1998-9-10 98 -317 Placer Antone meadows; along Burton Creek, about 2.1 mi northwest of Lake Tahoe. 2072 Comment
  SEINET5344495  Taeniatherum caput-medusae J. Wright, Johnnie Michael Wright 2000-3-27 s.n. Placer From Interstate 80 West, Reno to Sacramento, take the Lincoln exit. Plants were picked from the pullout at the exit on the north side of the freeway. Taeniatherum found on both sides. 91 Comment
  CAS-BOT-BC376826  Tanacetum vulgare Mary P. Wells; Nell E. Flattery 1980-9-12 s.n. Placer Yard at 550 Pioneer Way, Tahoe City Comment
  CAS-BOT-BC376827  Tanacetum vulgare Bessie Kibby 1950-9-1 s.n. Placer Homewood, Lake Tahoe Comment
  UC147626  Taraxacum officinale Miss Harriet A. Walker 1908-6-26 1319 Placer Cisco 1810 Comment
  CAS-BOT-BC392403  Thalictrum fendleri Miss. T. V. Raphael 1923-7-6 s.n. Placer Cisco Comment
  RSA276847  Thalictrum fendleri John H. Thomas, H. A. Thomas 1956-7-21 6177 Placer Sierra Nevada, Vicinity of Donner Pass, 80 miles NE of Sacramento 2134 Comment
  RSA399564  Thalictrum fendleri Unspecified 1931-7-5 s.n. Placer Near Meeks Bay, Lake Tahoe. Comment
  UCD42833  Thalictrum fendleri var. fendleri C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-23 199 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  UC469397  Thelypteris nevadensis Mrs. May N. Ackley 1931-1 Placer above Towle (near hwy.) 1127 Comment
  UCD93353  Thinopyrum intermedium Frederica Bowcutt 1994-7-22 1952 Placer Sierra Nevada Mountains, Tahoe Basin, Northshore between Truckee and Tahoe City, Squaw Valley ski resort. Near High Camp. 2438 Comment
  JEPS126413  Thlaspi arvense Steve Matson 2002-6-29 538 Placer Tahoe north shore; Snow Creek watershed, Tahoe Vista/Kings Beach; on east side of pond near Highway 28. Comment
  SEINET12437545  Thysanocarpus curvipes M. Demorest 1962-3-15 s.n. Placer Junction of the North Fork and Middle Fork of the American River, 4 miles from Auburn. 274 Comment
  CAS-BOT-BC81366  Torreya californica F. W. Wilson 1912-5-1 110 Placer Tahoe Forest 731 Comment
  RSA759627  Torreya californica Doug Goldman 2004-11-2 2919 Placer South side of Yankee Jims Road, west of Foresthill. 860 Comment
  UC567143  Torreya californica N. French 1933-5-19 60 Placer near Iowa Hill; Colfax Quadrangle 91 Comment
  CHSC73391  Torreyochloa pallida var. pauciflora L. P. Janeway; Eric Schroder 1998-9-16 6330 Placer Lake Tahoe Basin-National Forest. Meadow on north side of the creek about half way between Buck Lake and McKinney Creek; about 2.2 mi southwest of Lake Tahoe. 2124 Comment
  CDA37177  Tribulus terrestris D. B. Joley Jul 1975 1 Placer Loomis area. 0 Comment
  UC884474  Trichostema oblongum Marcus E. Jones 1882-6-30 2831 Placer Emigrant Gap 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
  UC187962  Trifolium albopurpureum var. olivaceum Katharine Curran April 1883 Placer Penryn Comment
  SJSU8021  Trifolium cyathiferum Virginia Hardham 1965-6-27 Placer by Hwy 89, 4.5 mi S of Truckee 1767 Comment
  UC1585951  Trifolium depauperatum var. depauperatum Barbara Ertter with David Thompson 1989-4-9 8186 Placer 6.2 mi sw Spring Garden Rd (Auburn-Forest Hill Rd, ca 8 air mi ne of Auburn) Comment
  UCR207872  Trifolium dubium George K. Helmkamp, E. A. Helmkamp 2009-4-22 14570 Placer Sierra Nevada Mountains Foothills, Rucky Chuck Rd. (dirt) 1.2 miles southeast of Forest Hill Road 448 Comment
  UCR250145  Trifolium dubium George K. Helmkamp, Elizabeth Helmkamp 2013-6-11 20822 Placer Northern Sierra Nevada Mountains Foothills, Yankee Jim's Road, 3.6 miles northwest of its junction with Forest Hill Road 768 Comment
  UCR250636  Trifolium dubium George K. Helmkamp, Mary Alice Barnes 2013-5-3 20475 Placer Foothills, northern Sierra Nevada Mountains, Mosquito Ridge Road, 1.1 miles south of Forest Hill Road 962 Comment
  UCR257558  Trifolium dubium George K. Helmkamp, Amy Barnes 2014-4-23 22781 Placer Sierra Nevada Mountains Foothills, Old Forest Hill Road, 0.4 mile northeast of its junction with CA-49 at North Fork American River 290 Comment
  UCD108876  Trifolium dubium R. Tofsrud 1951-5-9 s.n. Placer Highway 40, ca. 4 miles E of Colfax. Comment
  JEPS113115  Trifolium glomeratum Lowell Ahart, Brian Williams 2007-4-13 13645 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
  UCR242553  Trifolium glomeratum George K. Helmkamp, E. A. Helmkamp 2011-6-2 17457 Placer Northern Sierra Nevada Mountains Foothills, along CA-49 southeast of Auburn at a trail entrance to the Auburn State Recreation Area 354 Comment
  CHSC114148  Trifolium hirtum G. K. Helmkamp; E. A. Helmkamp 2010-4-23 15933 Placer Sierra Nevada Mountains Foothills: Salmon Falls Road at the Salmon Falls crossing of the American River. 157 Comment
  SD248419  Trifolium hirtum George K. Helmkamp, Mary Alice Barnes 2013-5-3 20472 Placer Foothills, northern Sierra Nevada Mountains: Mosquito Ridge Road, 1.1 miles south of Forest Hill Road. 961 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
  UC149769  Trifolium kingii var. productum W. A. Setchell, C. C. Dobie Jul 6 1901-Jul 21 1901 Placer vicinity Lake Tahoe; Rubicon Park Comment
  UC1586035  Trifolium microcephalum Barbara Ertter with David Thompson 1989-4-8 8161 Placer ca 2 mi from I-80 (Iowa Creek Rd, near entrance to Auburn State Recreation Area, at creek crossing) Comment
  UCR194964  Trifolium microcephalum George K. Helmkamp, E. A. Helmkamp 2007-5-18 12027 Placer Northern Sierra Nevada Mountains Foothills, along Mosquito Ridge Road, 4.2 miles southeast of Foresthill 793 Comment
  SEINET10487923  Trifolium microcephalum John M. Gillett, A. Moulds 1964-6-12 Gillett 12657 Placer Oak pine chaparal. Abundant. 10 Mi ne of auburn. Comment
  UC16895  Trifolium monanthum subsp. parvum C. F. Sonne July 1889 13 Placer above Coldsman (canyon) Comment
  UC80329  Trifolium monanthum subsp. parvum Kellogg July 1870 Placer Cisco Comment
  JEPS127546  Trifolium monanthum subsp. tenerum Steve Matson 1997-7-10 88 Placer nSNH: Tahoe north shore; Snow Creek watershed, Tahoe Vista/Kings Beach; North Ave. dirt road extension to meadow near west fork of Snow Creek. 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
  SD254628  Trifolium pratense George K. Helmkamp, Elizabeth Helmkamp 2013-10-14 22417 Placer Sierra Nevada Mountains Foothills; Yankee Jim Road, 3.6 miles northwest of its junction with Foresthill Roadd. 651 Comment
  UC147624  Trifolium pratense Miss Harriet A. Walker 1908-6-27 1335 Placer Blue Canyon 1432 Comment
  UCD33733  Trifolium pratense Beecher Crampton 1972-7-26 8843 Placer Placer County, Carpenter Flat east of Emigrant Gap. 1615 Comment
  UCR260068  Trifolium pratense George K. Helmkamp, Elizabeth Helmkamp 2013-10-14 22417 Placer Sierra Nevada Mountains Foothills, Yankee Jim Road, 3.6 miles northwest of its junction with Foresthill Road 651 Comment
  UCR249555  Trifolium subterraneum George K. Helmkamp 2013-3-1 20151 Placer Sacramento Valley, Ranch House Road, 0.6 mile southeast of Riosa Road in Sheridan 37 Comment
  UCR249534  Trifolium tomentosum George K. Helmkamp, Amy Barnes 2013-3-28 20299 Placer Eastern Sacramento Valley, northwest side of junction of Riosa Road and Andressen Road, northeast of Sheridan 36 Comment
  SEINET7375918  Trifolium tridentatum A. Beninghoff 1930-4-20 1779 Placer Lincoln Comment
  UCD109441  Trifolium variegatum var. geminiflorum R. Tofsrud 1951-7-1 s.n. Placer Near Campton's store, Hwy. 40 (above Nayak). Comment
  JEPS4385  Trifolium willdenovii Leland S. Smith 1925-6-3 1613 Placer below Yankee Jim; Forest Hill district Comment
  JEPS127437  Trifolium wormskioldii Steve Matson 2003-6-29 817 Placer nSNH; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; north of Highway 267. Comment
  UC498166  Trifolium wormskioldii Katharine Brandegee July 1911 Placer Tahoe Tavern Comment
  JEPS59438  Trifolium wormskioldii Ezra Brainerd and Viola B. Baird 1915-7-22 158 Placer Bear Rock Sierra Nevada Mtns (between rr and Truckee River) 1889 Comment
  POM260064  Trillium chloropetalum var. giganteum C. L. Hitchcock 1940-5-7 6306 Placer 1 mile west of Baxter Comment
  UC219136  Triphysaria eriantha subsp. eriantha Mary E. Pulsifer Ames Mar, 1895 Placer Auburn Comment
  CAS-BOT-BC228547  Triphysaria versicolor subsp. faucibarbata George K. Helmkamp; E. A. Helmkamp 2011-4-10 17158 Placer Sacramento Valley: along Riosa Road at the east edge of the village of Sheridan 41 Comment
  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
  SEINET11261457  Triphysaria versicolor subsp. faucibarbata George Helmkamp, E. A. Helmkamp 2011-4-10 17158 Placer In Sacramento Valley along Riosa Road at the E edge on the village of Sheridan.; 0 41 Comment
  SACT002429  Trisetum canescens D. Meyer 1984-7-24 Placer Soda Springs Road 13.3 km from dam. 1454.0 Comment
  CAS-BOT-BC193496  Trisetum cernuum Catherine Best 1981-8-1 s.n. Placer Big Meadow, ca. 3 mi. S of French Meadow - Sierra Nevada 1600 Comment
  UC1133267  Trisetum projectum B. Bolt 1934-7-10 92 Placer 1 mi nw mouth of Little Granite; Tahoe National Forest, Colfax Quadrangle Comment
  UCD32805  Trisetum projectum Beecher Crampton 1964-7-21 7115 Placer Placer County, 1/2 mile W.N.W. of Cisco Grove, US Hwy. 40. 1706 Comment
  SACT002466  Trisetum wolfii D. Meyer 1984-9-23 Placer Roadside, very moist north-facing slope hilleside seeping water 2109.0 Comment
  RSA21282  Triteleia hyacinthina Carl B. Wolf 1937-5-12 8626 Placer Sacramento Valley, 1 mi N of Lincoln. 46 Comment
  UCD80434  Triteleia hyacinthina CNPS SN Foothill Team 2005-4-14 SNFN 0110 a Placer Placer Legacy, Spears/Didion Ranch. Annual grassland in southeast corner of study area. Releve situated on east side of entry road, approximately 150 meters north of entry gate off of Mears Road. 309 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
  UCR218119  Triteleia hyacinthina George K. Helmkamp, E. A. Helmkamp 2010-6-26 16396 Placer Sierra Nevada Mountains Foothills, Yankee Jim's Road in Bunch Canyon, 0.5 mile southeast of its junction with Canyon Way 591 Comment
  UCR231885  Triteleia hyacinthina George K. Helmkamp, E. A. Helmkamp 2011-4-10 17150 Placer Sacramento Valley, east of Sheridan just north of the junction of North Kilaga Springs Road and Kilaga Springs Road 98 Comment
  SD112297  Triteleia hyacinthina Darley F. Howe 1948-5-20 1898 Placer No further locality information given on label on specimen sheet. 456 Comment
  SEINET8506221  Triteleia hyacinthina P. B. Kennedy, S. B. Doten 1901-8-18 415 Placer Talbots Home Camp, 7 miles from French Meadows. Comment
  LA21987  Triteleia ixioides A. M. Carpenter; August 1892 sn Placer Sierra Nevada Mountains Comment
  SCFS5103  Triteleia ixioides F. Felix, Erica Krimmel 2013-5-19 25 Placer North Fork American River, 0.5 mile east Heath Falls overlook, on trail Comment
  SEINET8506403  Triteleia ixioides W. D. Billings 1940-5-18 1308 Placer Gold Run. Comment
  UC147621  Triteleia ixioides subsp. anilina Harriet A. Walker 1908-6-24 1274 Placer Blue Canyon 1432 Comment
  RSA123559  Triteleia ixioides subsp. anilina Milo S. Baker 1931-5-31 5338 Placer Highway 40, 1 1/2 miles west of Big Bend Ranger Station.