Search Results — 2000 specimen records retrieved (1610 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
 Records are made available under the CCH Data Use Terms.

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A yellow cell in the column headed "?", for records with coordinates, indicates a discrepancy with respect to range as specified in the eFlora. Read more ...
? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  NY29526  Abies magnifica A. A. Heller 1912-7-20 10592 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
  UCD116957  Acer glabrum Rex Palmer 1979-5-27 N 67 Placer Headwaters basin area of the North Fork of the American River. Comment
  UCD22100  Acer glabrum Rex Palmer 1979-5-27 N 67 Placer Headwaters basin area of the North Fork of the American River. Comment
  UCD22102  Acer glabrum Rex Palmer 1979-5-27 N 32 Placer Headwaters basin area of the North Fork of the American River Comment
  CAS-BOT-BC331005  Acer glabrum var. glabrum Dr. W. B. Stephens 1922-7-1 sn. Placer Salmon Lake Comment
  CAS-BOT-BC331012  Acer glabrum var. glabrum Vincent Jones 1919-7-7 s.n. Placer Ridge above Bear Valley Comment
  CAS-BOT-BC333260  Acer macrophyllum Saichi Kawahara 1969-5-24 881 Placer Old cabin, Mel Henderson Ranch, Indian Creek 999 Comment
  CAS-BOT-BC333261  Acer macrophyllum Marcus E. Jones 1882-6-28 3306 Placer Emigrant Gap Comment
  UC372535  Acer macrophyllum Marcus E. Jones, A. M. 1882-1 Placer Emigrant Gap Comment
Read comments
Sep 7 2010
  UCD15171  Acer macrophyllum Phyllis Adams 1982-5-15 49 Placer California, Placer Co.; in the American River Canyon; Comment
  SEINET7893924  Acer macrophyllum W. D. Billings 1940-5-31 1275 Placer 5 miles E of Colfax. Comment
  JEPS111179  Achillea millefolium Steve Matson 2005-6-19 1302 b Placer Martis Valley, southeast of Truckee, National Recreation Area, SW of Highway 267 and just north of Martis Creek. 39.2957 N, 120.1382; Elevation 5850 ft. 1783 Comment
  OBI39804  Achillea millefolium Joy H. Nishida 1985-7-10 783 Placer Homewood 1829 Comment
  SEINET11842679  Achillea millefolium subsp. lanulosa J. H. Nishida 1985-1 783 Placer Homewood 1829 Comment
  RSA463210  Achillea millefolium var. californica J. H. Nishida 1985-7-10 783 Placer Homewood. 1829 Comment
  SEINET191859 Image available Achnatherum lemmonii C. L. Hitchcock 1940-5-7 6314 Placer Ca 1 mi W of Baxter Comment
  CAS-BOT-BC216415  Achnatherum lettermanii A. A. Heller 1917-8-14 12925 Placer Mount Lincoln, S of Summit Valley 2499 Comment
  CHSC74330  Achnatherum nelsonii subsp. dorei Susi Urie; Eric Schroder 1998-9-8 98 -276 Placer On north side of Ward Creek about 3.1 mi west of Lake Tahoe and Sunnyside. 2017 Comment
  UCD50816  Achnatherum nevadense Collector Unknown Date Unknown 12889 Placer Summit Station. 2121 Comment
  CAS-BOT-BC210834  Achnatherum occidentale subsp. californicum G. W. Dunn No date on label s.n. Placer Emigrant Gap 1524 Comment
  CAS-BOT-BC210837  Achnatherum occidentale subsp. californicum A. A. Heller 1917-8-14 12925 Placer Mt. Lincoln south of Summit Valley 2499 Comment
  CAS-BOT-BC210839  Achnatherum occidentale subsp. californicum Catherine Best 1981-8-1 s.n. Placer Big Meadow, about 3 miles south of French Meadows 1600 Comment
  CDA15968  Achnatherum occidentale subsp. californicum G. F. Hrusa, J. Glazner 1999-7-17 15118 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  UC682059  Achnatherum occidentale subsp. californicum G. L. Stebbins Jr. 1941-7-16 3172 Placer 1 mi w Cisco Grove (rocky ledges along US Highway 40) 1706 Comment
  UCD22223  Achnatherum occidentale subsp. californicum Rex Palmer 1979-6-21 N 356 Placer Headwaters basin area of the North Fork of the American River Comment
  SDSU6824  Achyrachaena mollis unknown 1948-5-21 1835 Placer 457 Comment
  SEINET5327533  Acmispon americanus var. americanus P. B. Kennedy, Samuel Bradford Doten 1901-8-18 413 Placer Talbots Home Camp, 7 mi from French Meadows Comment
  SEINET7249050  Acmispon brachycarpus G. K. Helmkamp, Mary Alice Barnes 2013-1 20345 Placer Northern Serrra Nevada Mountains Foothills; Yankee Jim Road, 0.9 mile east of its junction with Canyon Way, 4.4 miles SE (167? deg. ) of Colfax 561 Comment
  UCD36679  Acmispon brachycarpus Beecher Crampton 1955-6-15 2919 Placer Placer County, 8 miles west of Forest Hill. Comment
  UCD41255  Acmispon brachycarpus Ellen Dean; Art Shapiro, Adrienne Shapiro 2003-5-12 1712 Placer East of Hwy 80 and town of Colfax, west side of the North Fork of the American River canyon. Along Iowa Hil Road, about 2.3 road miles east of junction with Canyon Way in town of Colfax. By sign that says Mineral Bar Area. 457 Comment
  UCD104270  Acmispon nevadensis var. nevadensis R. Tofsrud 1951-7-1 s.n. Placer 5 mi. below Soda Springs, Hwy. 40. Comment
  UC1125854  Aconitum columbianum B. Bolt 1934-8-22 190 Placer Grayhorse Flat Tahoe Nat'l Forest, Truckee Quad., Grayhorse Flat Comment
  UCD22174  Aconitum columbianum Rex Palmer 1979-7-10 N 530 Placer Headwaters basin area of the North Fork of the American River Comment
  UCD95385  Aconitum columbianum L. M. Sparks 1912-8-1 32 Placer Lake Tahoe. Comment
  SEINET5337506  Aconitum columbianum P. A. Lehenbauer 1932-9-11 1469 Placer Carnelian Bay, Tahoe. Comment
  SEINET7720541  Aconitum columbianum Unknown Placer Summit Soda Comment
  CAS-BOT-BC418774  Aconogonon phytolaccifolium John Thomas Howell 1943-7-21 18646 Placer Donner Pass to Mt. Lincoln Comment
  CHSC79552  Actaea rubra G. F. Hrusa; T. Scarano 1994-8-31 11914 Placer Sierra Nevada. Duncan Creek at base of grade below French Meadows Reservoir, 1/4 m. upstream from bridge. [Lat./long. on label is '39 8 N; 120 29 W']. 1500 Comment
  UCR235610  Adiantum jordanii George K. Helmkamp, E. A. Helmkamp 2012-5-5 18917 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
  SEINET6412851  Adiantum pedatum P. B. Kennedy 1901-8-21 427 Placer Talbots Home Camp, 7 miles from French Meadows Cal. Comment
  UCD22078  Agastache urticifolia Rex Palmer 1979-7-25 N 804 Placer Headwaters basin area of the North Fork of the American River Comment
  SCFS1113  Agastache urticifolia E. Krimmel 2013-6-13 Placer NFAm. Split #3. On trail to Heath Falls Overlook. Comment
  CAS-BOT-BC15492  Agoseris X elata Elizabeth Parsons Hawver 1910-7-26 s.n. Placer Sunnyside, Lake Tahoe Region Comment
  CAS-BOT-BC15491  Agoseris X elata Alice Eastwood 1909-1-1 141 Placer Sand Harbor Comment
  CAS-BOT-BC21388  Agoseris aurantiaca var. aurantiaca Alice Eastwood 1909-1-1 198 Placer Sunnyside Comment
  RSA129789  Agoseris monticola B. Bolt 1934-8-23 203 Placer Divide between Picaune and Grayhorse. 2439 Comment
  CDA15680  Agoseris retrorsa G. F. Hrusa, J. Glazner 1999-7-18 15230 Placer Lake Tahoe; Wooded slopes betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1905 Comment
  POM260172  Agoseris retrorsa C. L. Hitchcock 1940-5-7 6325 Placer 1 mile west of Baxter Comment
  UCR235386  Agoseris retrorsa George K. Helmkamp, E. A. Helmkamp 2012-5-11 18948 Placer Northern Sierra Nevada Mountains Foothills, Finning Mill Road, 1.2 miles north of its junction with Forest Hill Road 1104 Comment
  UC148946  Agoseris retrorsa H. M. Hall 1910-6-28 8722 Placer s slope, (opposite Cisco) Rattlesnake Creek; Sierra Nevada Mts. 1981 Comment
  CAS-BOT-BC110751  Agropyron cristatum T. C. Fuller 1964-9-1 12573 Placer Sierra Nevada. North side of Interstate 80 freeway from Donner Summit, 0.1 mile west of Blue Canyon Road. 1524 Comment
  SACT000044  Agropyron desertorum Michael Baad 1983-7-23 Placer Along Highway 267 on Southside of road. Elevation 1767.84 m Comment
  UCD51686  Agropyron desertorum Beecher Crampton 1974-10-24 9096 Placer 1 mile west of Colfax. 762 Comment
  SACT000052  Agropyron intermedium var. trichophorum Michael Baad 1976-7-17 Placer Open brushy slopes on granite 2133.6 Comment
  SEINET10909049  Agropyron pringlei A. Arthur Heller 1917-8-13 Heller 12919 Placer Ridge northwest of Donner Pass on a steep gravelly slope below a ledge of igneous rock, the neighboring forest composed of Abies magnifica. 2377 Comment
  SACT000058  Agropyron smithii D. Meyer 1983-8-7 Placer 4.64 km south of Placer Co line. Roadside. Elev. 1758. 1758.0 Comment
  UCR206834  Agrostis capillaris George K. Helmkamp, E. A. Helmkamp 2009-7-16 15212 Placer Sierra Nevada Mountains, Forest Hill Road, 24.6 miles northeast of the city of Foresthill, near Ford Point 1698 Comment
  SACT000098  Agrostis exarata D. Meyer 1984-6-17 Placer Ponderosa Rd South of the American River. 2.88 km from Foresthill Rd 545.0 Comment
  UCD158903  Agrostis exarata C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-12 s.n. Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  UCD52105  Agrostis exarata Beecher Crampton 1975-9-9 9273 Placer Gold Run rest area along Interstate Hwy. 80 W. 914 Comment
  UCD52348  Agrostis exarata H. L. Mason 1939-8-3 12206 Placer Squaw Creek Valley, north of Lake Tahoe. 1889 Comment
  UCR206677  Agrostis exarata George K. Helmkamp, E. A. Helmkamp 2009-7-16 15191 Placer Sierra Nevada Mountains, Foresthill Road, 20.3 miles northeast of the city of Foresthill 1704 Comment
  UCR206756  Agrostis exarata George K. Helmkamp, E. A. Helmkamp 2009-7-16 15207 Placer Sierra Nevada Mountains, Foresthill Road, 20.3 miles northeast of the city of Foresthill 1704 Comment
  SEINET10789967  Agrostis exarata Unknown Anonymous 12891 Placer Summit Station in open places in coarse granite sand, upper limit of the yellow pine belt (P. Jeffreyi). 2121 Comment
  UCR146677  Agrostis exarata var. pacifica Beecher Crampton 1955-6-15 2915 Placer Sierra Nevada Mountains, 6 miles west of Forest Hill 457 Comment
  CDA13693  Agrostis gigantea G. F. Hrusa, J. Glazner 1997-8-3 14053 Placer Sierra Nevada; Corner of Hwy 89 & Squaw Valley Rd. Common in wet meadow openings. Appears rhizomatous. Comment
  UCD42819  Agrostis idahoensis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-23 185 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  SEINET3916504  Agrostis pallens Ellen Dean, M. Starbuck; G. Harrington; Jennifer Buck; M. Bibbo; T. Sasaki; J. Poloske 2008-7-19 5185 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, among Emigrant Trail on the N side of the north fork of Cold Creek.; 0 2145 Comment
  SACT000148  Agrostis scabra D. Meyer 1984-8-4 Placer meadow, mostly dry with a few springs 1454.0 Comment
  SACT000165  Agrostis scabra D. Meyer 1984-7-8 Placer Road to reservoir, roadside 1758.0 Comment
  SACT000170  Agrostis scabra D. Meyer 1984-9-9 Placer 1406.0 Comment
  UCD36702  Agrostis scabra Beecher Crampton 1955-7-13 2984 Placer Placer County, 3.5 miles east of Baxter, along U.S. Highway 40. Comment
  CAS-BOT-BC138720  Agrostis scabra Saichi Kawahara 1969-7-19 1551 Placer Side of road, Highway 80, 500 feet south of Nevada county line. 1889 Comment
  JEPS45798  Agrostis stolonifera Eleanor Armstrong 1932-9-9 205 Placer 6 mi e Truckee 1371 Comment
  UCD53578  Agrostis stolonifera R. Tofsrud 1951-7-1 s.n. Placer between Weimar and Colfax. Comment
  UCD75937  Agrostis stolonifera Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5165 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, along Emigrant Trail on the N side of the north fork of Cold Creek. South side of trail between creek and trail. 2136 Comment
  SACT000194  Agrostis stolonifera var. major D. Meyer 1983-9-10 Placer near parking lot, moist streambank and meadow. 1879.0 Comment
  SACT000244  Agrostis variabilis D. Meyer 1983-10-22 Placer Squaw Valley Ski Resort, Searchlight ski run, from base up to Olympic Lady Chairlift, straw added for erosion control 2121.0 Comment
  SACT000252  Agrostis variabilis Michael Baad 1976-8-7 Placer 2072.64 Comment
  UCD53773  Agrostis variabilis E. Wilson 1935-7-7 s.n. Placer Emigrant Gap. Comment
  UCD74169  Agrostis variabilis Jennifer W. Burt; Kate Mawdsley, Belinda Lo 2006-7-25 203 Placer Sugarbowl active ski area, off Hwy 80 near Soda Springs - collected from center of 'Trailblazer' ski run. 2156 Comment
  RSA492380  Aira caryophyllea P. Reisentz 1979-5-11 s.n. Placer 1 mile south of Sheridan on Highway 65. Comment
Read comments
Jan 12 2015
  SACT000231  Aira caryophyllea D. Meyer 1983-6-18 Placer Shady area 1170.0 Comment
  CAS-BOT-BC138376  Aira caryophyllea var. caryophyllea Peter H. Raven 1954-4-16 6605 Placer 7 miles south of Lincoln on road to Roseville. Comment
  CAS-BOT-BC445327  Alisma lanceolatum L. R. Abrams 1917-9-15 6760 Placer 3-5 mi above Auburn Comment
  UCD137990  Alisma triviale Alan a. Beetle 1941-6-27 2728 Placer 1 mile north of Lincoln. Comment
  JEPS47574  Allium amplectens L. S. Smith 1925-6-13 1671 Placer Picayune Creek Tahoe Forest, French Meadows Range, Picayune Creek 1981 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
  POM110067  Allium campanulatum Marcus E. Jones 1882-6-30 2881 Placer Emigrant Gap. Comment
  CAS-BOT-BC466401  Allium campanulatum D E Breedlove 1962-6-13 3546 Placer Western bank of Lake Tahoe along State Highway 89, 8.3 miles south of Tahoe City; Sierra Nevada 1889 Comment
  POM110112  Allium obtusum var. obtusum Marcus E. Jones 1902-7-9 s.n. Placer Castle Peak Comment
  CAS-BOT-BC474082  Allium platycaule L. Smith 1926-5-26 1873 Placer Duncan Canyon, Tahoe Forest 1676 Comment
  JEPS14036  Allium sanbornii var. congdonii Rimo Bacigalupi with A. Hawkes, G. L. Stebbins, D. Zohary, H. Stutz, J. Hunziker, F. Ehrendorfer 1952-7-20 3890 Placer serpentine hill just s Shirttail Public Camp (7 mi e of Iowa Hill); Tahoe National Forest 1188 Comment
  SBBG64455  Allophyllum divaricatum M. N. Ackley -Jun-1925 807 Placer Gold Run 983 Comment
  UCR250083  Allophyllum gilioides subsp. gilioides George K. Helmkamp, Mary Alice Barnes 2013-5-3 20504 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
  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
  UC1123712  Allophyllum gilioides subsp. violaceum N. French 1934-6-22 480 Placer 1/2 mi. w. Lake Van Norden; Truckee Quad. Comment
  CDA12405  Allophyllum integrifolium G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8533 Ab Placer Lake Tahoe; W end of Ward Valley. N side of upper Ward Valley, 4 mi SW of Tahoe City. Comment
  JEPS71306  Allophyllum integrifolium Gladys L. Smith 1972-6-18 3161 Placer Alpine Meadow's 2072 Comment
  UCR229554  Allophyllum integrifolium George K. Helmkamp, E. A. Helmkamp 2011-7-26 17903 Placer Northern Sierra Nevada Mountains, Bowman Lake Road, 0.9 mile north of its junction with CA Hwy 20, 0.85 mi. NE (23 deg. ) of Emigrant Gap and N of I-80 1434 Comment
  UC193303  Allotropa virgata C. F. Sonne 1887-7-10 Placer Pine woods on Truckee River near Tinkers Knob 2590 Comment
  CAS-BOT-BC171259  Alnus incana subsp. tenuifolia Alice Eastwood 1912-6-15 s.n. Placer Deer Park. Lake Tahoe Region Comment
  UCD42882  Alnus incana subsp. tenuifolia C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 249 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  CAS-BOT-BC138157  Alopecurus aequalis var. aequalis John Thomas Howell 1943-7-19 18586 Placer Summit Valley. Comment
  CAS-BOT-BC138159  Alopecurus aequalis var. aequalis W. R. Dudley 1900-6-28 s.n. Placer Tallac. Comment
  UCD55970  Alopecurus saccatus Beecher Crampton 1957-5-7 3986 Placer Whitney Ranch, 6.8 miles north of Roseville. 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
  POM220723  Amelanchier pallida M. Canby 1929-5-12 151 Placer 4 miles SW of Blairsden Comment
  CAS-BOT-BC136773  Amelanchier utahensis Mary P. Wells 1980-9-12 s.n. Placer Tahoe City 1920 Comment
  JEPS127448  Amelanchier utahensis Steve Matson 1998-6-24 288 Placer nSNH; Tahoe North Shore; Snow Creek Watershed, Tahoe Vista/Kings Beach. Comment
  UC12106 Image available Amelanchier utahensis C. J. Fox Jr. Jul 1895 Placer Deer Park Inn Comment
  LA210934  Amelanchier utahensis C. B. Wolf; 1917-6-19 12729 Placer SIERRA NEVADA, Emigrant Gap. 1615 Comment
  CDA39024  Amelanchier utahensis var. utahensis D. G. Kelch 2011-10-3 11 .819 Placer Tahoe City. Granlibakken Resort. Comment
  LA204917  Amorpha californica var. californica H. M. Hall; F. M. Essig 1916-6-5 10159 Placer Sierra Nevada, Bear River at Gautier Bridge, N of county, on W slope of the Sierra Nevada 400.0 Comment
  UCD103885  Amorpha californica var. californica Greg Kareofelas 2011-6-15 s.n. Placer Land belonging to Placer Land Trust. Shutamul Bear River Preserve along the Bear River N of Auburn. Along trail on the north-facing slope of the Bear River canyon. 331 Comment
  CAS-BOT-BC213968  Amsinckia Peter H. Raven; G. L. Stebbins, Jr. 1952-4-20 3999 Placer 2.5 mi. s. of Bear River crossing on road to Auburn 335 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
  UCR238591  Amsinckia retrorsa George K. Helmkamp, E. A. Helmkamp 2012-3-31 18660 Placer Sacramento Valley, along CA-193, 0.1 mile west of its junction with Sierra College Blvd. 88 Comment
  UCD117535  Anagallis arvensis M. H. Mills 1996-4-12 152 Placer at 5830 Walden Lane, Loomis. 180 Comment
  SCFS1165  Anaphalis margaritacea E. Krimmel, Michael Hamilton 2013-8-1 Placer NFAm. Creekside at Chickering. Comment
  UC1125511  Anaphalis margaritacea B. Bolt 1934-7-17 132 Placer Robertson Flat; Colfax Quad. 2011 Comment
Read comments
Jun 18 2014
  UCD21771  Anaphalis margaritacea Rex Palmer Date Unknown N 887 Placer Headwaters basin area of the North Fork of the American River Comment
  CAS-BOT-BC137822  Andropogon glomeratus var. pumilus Beecher Crampton 1960-11-2 5802 Placer 1 mile southeast of Auburn, State Highway 49. Comment
  UCD56110  Andropogon virginicus Beecher Crampton 1957-5-7 3999 Placer 2 miles west of Clipper Gap, US Hwy. 40 ca. 3 miles east of Auburn. Comment
  SEINET2030104 Image available Androsace occidentalis Marcus E. Jones 1884-9-29 Placer Emigrant Gap Comment
  CAS-BOT-BC391821  Anemone drummondii Alice Eastwood 1909-1-1 308 Placer Lake Tahoe Region. Wards Pass Comment
  UCD75949  Angelica breweri Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5190 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, along Emigrant Trail on the N side of the north fork of Cold Creek. South side of trail. 2161 Comment
  UC2042532  Angelica breweri Holly Forbes and Barbara Keller 2010-8-18 Placer Lake Tahoe Basin Management District, Blackwood Canyon, Barker Pass Rd. 5.3 mi from its intersection with Highway 89. Comment
  UC29466  Antennaria argentea C. F. Sonne Jul 7 1886-Jan 1 1900 Placer on, (woods) Truckee River; Sierra Nevada Mountains Comment
  UC197220  Antennaria media C. F. Sonne 1897-7-1 Placer e slope Mt. Anderson 2438 Comment
  UCD21686  Antennaria rosea Rex Palmer 1979-7-26 N 889 Placer Headwaters basin area of the North Fork of the American River. Comment
  CAS-BOT-BC137714  Anthoxanthum odoratum L. S. Smith 1932-6-7 2680 Placer Elliot Ranch. Sugar Pine Range. 1066 Comment
  SACT000333  Anthoxanthum odoratum Michael Baad 1983-7-10 Placer Onion Valley, 6.1 by road south of Emigrant Gap townsite, open wet meadow with Allium validum and Schoenolinum. 1524.0 Comment
  SACT000342  Anthoxanthum odoratum D. Meyer 1984-6-3 Placer 585.0 Comment
  UC790982  Anthoxanthum odoratum A. A. Beetle 1941-5-26 2719 Placer near Cisco 914 Comment
  POM190466  Antirrhinum leptaleum D. D. Keck 1932-7-1 1591 Placer 2 miles N. of Auburn on Nevada City Road. 427 Comment
  SEINET3854170 Image available Antirrhinum vexillo-calyculatum subsp. intermedium Marcus E. Jones 1882-7-3 3426 Placer Colfax Comment
  CAS-BOT-BC218514  Apiaceae Saichi Kawahara 1969-5-24 826 Placer Slope overlooking north fork of the American River, on the Colfax-Iowa Hill Road betwen Dinner Tree and Windy Point 585 Comment
  UC878846  Apocynum androsaemifolium A. A. Heller 1917-8-13 12902 Placer cliff n. of Summit hotel 2164 Comment
  UCD22105  Apocynum androsaemifolium Rex Palmer 1979-7-12 N 601 Placer Headwaters Basin Area of the North Fork of the American River. Comment
  CAS-BOT-BC397905  Aquilegia formosa Alice Eastwood 1912-6-15 406 Placer Deer Park, Lake Tahoe Region. Comment
  UCD164652  Aquilegia formosa Brandi Sorensen 1995-6-1 29 Placer .73 kilometers northwest of Colfax. 671 Comment
  UCR242334  Aquilegia formosa George K. Helmkamp, E. A. Helmkamp 2010-7-28 16651 Placer Northern Sierra Nevada Mountains, Forest Hill Road at Hidden Treasure Road, 10.4 miles northeast of the city of Foresthill 1384 Comment
  CAS-BOT-BC397899  Aquilegia formosa Marcus E. Jones 1893-1-1 2614 Placer Emigrant Gap. Comment
  SD237383  Arabidopsis thaliana G. K. Helmkamp, E. A. Helmkamp 2010-4-23 15929 Placer Sierra Nevada Mountains Foothills: Salmon Falls Road at the Salmon Falls Crossing of the American River (Pilot Hill 7.5'Q) 156 Comment
  UCD20193  Araucaria columnaris Jack McCaskill 1968-10-19 s.n. Placer Laguna Beach, in front of private residence, 1251 North Beach Highway. Comment
  CDA5523  Araujia sericifera Clark Aug 1937 Placer Near Auburn. 0 Comment
  SEINET2471192  Arceuthobium abietinum R. L. Mathiasen 2009-8-13 2009 -44 Placer 7.4 km E. of Sly Park Rd. on forest rd. 5 1271 Comment
  POM105934  Arceuthobium campylopodum Marcus E. Jones 1882-7-3 s.n. Placer Colfax. Comment
  CAS-BOT-BC27157  Arctostaphylos mewukka Clinton Hart Merriam 1911-11-5 s.n. Placer West slope Sierra Nevada. 3 miles NW of Colfax. Comment
  NY9755  Arctostaphylos mewukka C. H. Merriam 1911-11-5 s.n. Placer W slope Sierra Nevada, 3 mi NW of Colfax. Comment
  RSA7418  Arctostaphylos mewukka Alice Eastwood 1922-4-6 11122 Placer 3 miles above Colfax near the road. Comment
  UC674746  Arctostaphylos mewukka C. H. Merriam 1911-11-5 Placer 3 mi nw Colfax; West Slope Sierra Nevada Comment
  UC205109  Arctostaphylos nevadensis Katharine Brandegee 1905-8-8 Placer Alta Gr<ade?> Comment
  UC481535  Arctostaphylos nevadensis G. W. Fetters 1929-6-11 Placer Pomin's Lake Tahoe Comment
  CAS-BOT-BC42105  Arctostaphylos patula Alice Eastwood 1912-6-15 492 Placer Lake Tahoe Region - Deer Park Comment
  CAS-BOT-BC42106  Arctostaphylos patula John Thomas Howell 1976-7-18 51931 Placer Jeffrey pine forest, Carnelian Bay, Lake Tahoe 1905 Comment
  RSA257024  Arctostaphylos patula Gary D. Wallace 1974-12-27 1373 Placer Near Lake Tahoe on the outskirts of Homewood. 1905 Comment
  UC481592  Arctostaphylos patula Mrs. H. L. Saul June, 1931 Placer Gold Lake Comment
  UCR60630  Arctostaphylos patula subsp. patula G. D. Wallace, R. F. Thorne, Larry E. DeBuhr, et al. 1975-4-13 1420 Placer Sierra Nevada, Baxter exit off Hwy 80 between Alta and Blue Can. 1207 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-BC47062  Arctostaphylos viscida subsp. viscida Mary E. Jump 1939-3-30 s.n. Placer Alta. 1097 Comment
  POM202666  Arctostaphylos viscida subsp. viscida Alice Eastwood 1922-4-6 11124 Placer Colfax. Comment
  POM202780  Arctostaphylos viscida subsp. viscida Alice Eastwood 1922-4-6 11121 Placer 3 miles above Colfax near the road. Comment
  RSA273223  Arctostaphylos viscida subsp. viscida Jo Ann Olson 1966-4-10 s.n. Placer Near Colfax. Comment
  UC571236  Arctostaphylos viscida subsp. viscida H. L. Mason 1926-5-28 3264 Placer hills near Auburn Comment
  CAS-BOT-BC82205  Arnica chamissonis Le Roy Abrams 1911-7-27 4781 Placer Lake Valley 1950 Comment
  CAS-BOT-BC82206  Arnica chamissonis C. F. Sonne 1884-7-23 189 Placer Meadow near Mill on Truckee River Comment
  POM272174  Arnica chamissonis subsp. foliosa Lyman Benson 1942-7-2 11262 Placer Highway junction 1 mile west of Truckee. Truckee River drainage area. 1829 Comment
  RSA417130  Arnica chamissonis subsp. foliosa L. S. Rose 1937-7-29 37612 Placer Tahoe Vista 1905 Comment
  OBI17073  Arnica cordifolia Robert F. Hoover 1967-9-5 10832 Placer Carmelian Bay, Lake Tahoe Comment
  CAS-BOT-BC82318  Arnica cordifolia John Thomas Howell 1938-8-2 13997 Placer 5 miles n. of Brockway Comment
  RSA123055  Arnica dealbata B. Bolt 1934-8-14 171 Placer Red Star Ridge, between Mount Mildred and Middle Fork of the American River, Tahoe National Forest. 2134 Comment
  UCD69355  Arnica dealbata S. Rivas; M. Barbour, D. S. Mata, P. Rodriguez 1997-9-3 Placer Soda Springs. Soda Springs Road. Tahoe National Forest. 2100 Comment
  UC112836  Arnica dealbata Katharine Brandegee July 1908 Placer near junction of Blue Canyon and Emigrant Roads Comment
  CAS-BOT-BC82683  Arnica longifolia Betty J. Jorgensen 1944-7-23 530 Placer Near Soda Springs Comment
  CAS-BOT-BC82684  Arnica longifolia C. F. Sonne 1885-8-23 191 Placer East slope [Anderson's] Anderson Peak, S. of Summit Station 2743 Comment
  UC193465  Arnica longifolia C. F. Sonne 1896-7-1 Placer below and around Schafer's Reservoir; Truckee Comment
  POM160971  Arnica longifolia subsp. myriadenia C. F. Sonne 1897-8-7 s.n. Placer E Slope Mt. Anderson 2439 Comment
  UCD83640  Arnica mollis Albert Grigarick 2009-9-10 193 Placer Squaw Creek Resort, approx. in middle of Emigrant Lift. 2526 Comment
  POM9976  Arnica mollis E. Keyes 1920-08 s.n. Placer Lake Tahoe. Comment
  CAS-BOT-BC85136  Arnica nevadensis Elizabeth Parsons Hawver 1911-8-1 s.n. Placer Lake Tahoe Region - Madden Creek, upper meadows Comment
  UC134183  Arnica nevadensis C. F. Sonne 1897-8-14 Placer Mt. Anderson (e slope) Sierra Nevada Mountains Comment
  SACT000348  Arrhenatherum elatius D. Meyer 1984-6-10 Placer 606.0 Comment
  JEPS72585  Artemisia arbuscula Gladys L. Smith 1972-6-20 3229 Placer steep, exposed ridge from chairlift terminus to ultimate summit peak Ward Peak 2632 Comment
  CDA12389  Artemisia douglasiana G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8517 A Placer Lake Tahoe; Upper Ward Valley, 4 m SW Tahoe City. Comment
  JEPS16969  Artemisia douglasiana Peter H. Raven 1956-8-4 9991 Placer Blue Canyon Sierra Nevada, Blue Canyon 1432 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
  UC128211  Artemisia douglasiana Miss Harriet A. Walker 1397 Placer near Yuba River (Cisco) 1524 Comment
  CHSC89315  Artemisia ludoviciana subsp. ludoviciana G. F. Hrusa; J. Glazner 2000-7-1 15609 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
  UC1119428  Artemisia rothrockii N. French 1934-6-22 462 Placer 1/2 mi w Lake Van Norden; Tahoe National Forest, Truckee Quadrangle Comment
  CAS-BOT-BC69579  Aspidotis densa Nora Pettibone; Frank W. Hubby 1892-9-1 s.n. Placer Lake Tahoe, Sierra Nevada Mt. 1828 Comment
  CHSC74352  Aster alpigenus var. andersonii Susi Urie; Eric Schroder 1998-9-10 98 -323 Placer Lake Tahoe Basin Management Unit - National Forest. Antone Meadows; along Burton Creek, about 2.1 mi northwest of Lake Tahoe. 2072 Comment
  RSA531308  Aster breweri Walter Wisura, Tom Hayduk, Q. Junzhuan 1991-8-22 4547 Placer Squaw Valley, beyond upper cable car stn. Comment
  RSA249497  Aster occidentalis John F. Emmel 1971-8-21 380 Placer 0.2 air miles ENE of north end of lake Mary, Donner Pass, Sierra Nevada 2149 Comment
  RSA473519  Aster oregonensis subsp. californicus Wm. Martin 1971-9-10 20245 Placer 1 mile north of Gold Run on Hwy 80 Comment
  SEINET12159604  Astragalus austiniae C. F. Sonne 1885-1 s.n. Placer Tinker's Knob Comment
  CAS-BOT-BC178756  Astragalus canadensis var. brevidens A. A. Heller 1917-8-13 12904 Placer Near Summit hotel in granite. 2133 Comment
  UC862943  Astragalus canadensis var. brevidens A. A. Heller 1917-8-13 12904 Placer near Summit Hotel; near Summit Hotel 2133 Comment
  JEPS127433  Astragalus cicer Steve Matson 2003-7-6 836 Placer nSNH; north Lake Tahoe ; Dollar Hill 3 miles east of Tahoe City. Comment
  UCD22021  Astragalus whitneyi Rex Palmer 1979-6-9 N 137 Placer Headwaters basin area of the North Fork of the American River 2438 Comment
  JEPS71956  Astragalus whitneyi var. lenophyllus Gladys L. Smith 1972-6-20 3216 Placer Ward Peak 2621 Comment
  CAS-BOT-BC69538  Athyrium alpestre subsp. americanum Sonne 1886-8-1 324 Placer Unspecified. Comment
  UC62493  Athyrium distentifolium var. americanum C. F. Sonne July 1887 Placer above Coldstream Mt Anderson; Sierra Nevada Mts 2438 Comment
  CAS-BOT-BC66084  Athyrium filix-femina var. cyclosorum A. A. Heller 1919-7-25 13299 Placer near the Yuba River below Cisco 1676 Comment
  CHSC10695  Athyrium filix-femina var. cyclosorum Lowell Ahart 1966-8-12 Placer Near French Meadows. 1676 Comment
  CAS-BOT-BC66088  Athyrium filix-femina var. cyclosorum F. A. MacF. 1934-7-26 12612 Placer foot of Red Mt. Comment
  POM143372  Athysanus pusillus Milo S. Baker 1900-2-11 s.n. Placer Near Auburn. Comment
  SEINET4342872  Avena fatua P. Lehenbauer 1937-5-16 s.n. Placer Auburn Comment
  SACT000420  Avena sativa D. Meyer 1984-7-9 Placer pear and plum orchard 206.0 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
  SEINET4560811  Baccharis pilularis George K. Helmkamp, E. A. Helmkamp 2010-1 17031 Placer Northern Sierra Nevada Mountains Foothills: Sugar Pine Road at the southwest corner of Sugar Pine Reservoir near the dam 1128 Comment
  SEINET7239572 Image available Baccharis pilularis J. Anderson 1972-10-8 s.n. Placer Auburn 732 Comment
  CAS-BOT-BC100072  Balsamorhiza macrolepis T. C. Fuller 1957-4-15 3901 Placer Roadside, Highway 99E. 2 miles north of Roseville Comment
  UC30517  Balsamorhiza sagittata J. Burtt Davy Jun 25 1897-Jun 30 1897 3272 Placer between Truckee and Tahoe Truckee River Basin Comment
  UCD129529  Balsamorhiza sagittata A. A. Heller 1917-6-18 12727 Placer Yuba Pass. Comment
  UCD21700  Balsamorhiza sagittata Rex Palmer 1979-6-20 N 321 Placer Placer County Headwaters basin area of the North Fork of the American River Comment
  CHSC11065  Barbarea orthoceras Lowell Ahart 1969-7-30 Placer Ahart Camp, French Meadows. 1524 Comment
  CHSC72870  Barbarea orthoceras L. P. Janeway; Eric Schroder 1998-7-13 5758 Placer Lake Tahoe Basin Management Unit. North side of Blackwood Creek, 1.7 mi west of Lake Tahoe. Meadow complex. 1938 Comment
  UCD18435  Barbarea verna Joe DiTomaso 2001-4-11 s.n. Placer near Auburn, ca. 10 minutes east of the city toward Foresthill. Comment
  SEINET5783763 Image available Barbarea vulgaris Marcus E. Jones 1882-1 2621 Placer Emigrant Gap Comment
  UCD22355  Boechera Rex Palmer 1979-6-21 N 380 Placer Headwaters basin area of the North Fork of the American River. 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
  CAS-BOT-BC16147  Boechera covillei John Thomas Howell 1943-7-21 18651 Placer Donner Pass to Mount Lincoln. Comment
  SEINET4339628  Boechera depauperata C. D. Bailey 2009-7-23 293 -A, C Placer Sierra Nevada: Tahoe National Forest. Growing on volcanic outcrop that forms the top of Scotts Peak. Area supporting the top of the Scotts Peak chair lift at Alpine Meadows Ski area. 2526 Comment
  UC480716  Boechera depauperata W. C. Blasdale Placer Top of Ellis Peak Lake Tahoe Region Comment
  CAS-BOT-BC14253  Boechera pinetorum Lewis S. Rose 1940-6-1 6200 Placer Truckee River, 3 miles northwest of Tahoe City. 1889 Comment
  CAS-BOT-BC14254  Boechera pinetorum Alice Eastwood 1909-1-1 s.n. Placer Lake Tahoe Region. Sunnyside. Comment
  CAS-BOT-BC14480  Boechera platysperma John H. Thomas; Hazelle A. Thomas 1956-7-21 6160 Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento. 2377 Comment
  CAS-BOT-BC14400  Boechera platysperma J. F. Emmel 1970-6-21 314 Placer Slope, 0.6 air mile south of south end of Donner Pass. 2286 Comment
  SEINET5340636  Boechera platysperma A. A. Heller 1903-7-20 6975 Placer Donner Pass. 2134 Comment
  CAS-BOT-BC14704  Boechera rectissima Katharine Brandegee s.n. Placer Tahoe Tavern. Comment
  UCD22348  Boechera retrofracta Rex Palmer 1979-6-19 N 247 Placer Headwaters basin area of the North Fork of the American River. Comment
  CAS-BOT-BC17214  Boechera rigidissima Arnold Tiehm 1974-8-8 524 Placer Sierra Nevada. Juniper Creek. 2407 Comment
  CAS-BOT-BC25704  Boechera sparsiflora John Thomas Howell 1925-5-27 1091 Placer Lake Tahoe. Emerald Bay Camp. 1889 Comment
  POM46115  Boisduvalia densiflora Marcus E. Jones 1882-7-3 s.n. Placer Alta Comment
  CAS-BOT-BC417620  Boykinia major Lillian Mott 1975-8-4 51 LM74 Placer French Meadows Reservoir on American River Comment
  POM147868  Boykinia occidentalis J. B. Feudge 1927-6-18 1677 Placer W of Emigrant Gap. 1524 Comment
  SBBG70965  Boykinia occidentalis M. N. Ackley -Jun-1925 997 Placer Shirttail Cyn, American River 762 Comment
  SD234516  Boykinia occidentalis G. K. Helmkamp, E. A. Helmkamp 2007-5-30 12191 Placer Northern Sierra Nevada Mountains Foothills: Mosquito Ridge Road, 13.5 miles east of its junction with Forest Hill Road in Foresthill, between Mosquito Ridge Lookout and North Fork of Middle Fork American River. 800 Comment
  UCR193310  Boykinia occidentalis George K. Helmkamp, E. A. Helmkamp 2007-5-30 12191 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 13.5 miles east of its junction with Forest Hill Road in Foresthill, between Mosquito Ridge Lookout and North Fork of Middle Fork American River 800 Comment
  UCD13303  Boykinia occidentalis Thomas G. Lowrie 1973-6-3 71 Placer Placer CO. Mosquito Ridge road. Comment
  UCR231879  Brassica geniculata George K. Helmkamp, E. A. Helmkamp 2010-10-16 17022 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
  JEPS21077  Brickellia californica L. T. Dempster 1958-8-10 1177 Placer Along banks of American River, near Auburn, 365 Comment
  UC175390  Brickellia greenei Miss Helen D. Geis 1909-8-1 Placer Deer Park, Tahoe District Comment
  UCR231890  Briza minor George K. Helmkamp, E. A. Helmkamp 2011-4-10 17145 Placer Sacramento Valley, east of Sheridan just north of the junction of North Kilaga Springs Road and Kilaga Springs Road 98 Comment
  SEINET10835830  Briza minor Alan A. Beetle 1941-5-26 Beetle 2711 Placer Near Cisco, shrubby hillside, sandy loam. 914 Comment
  SEINET10570657  Brodiaea Carl B. Wolf 1937-5-12 Wolfe 2799 Placer Sacramento Valley, 1 m N of Lincoln. Upper Sonorn:- Grasses. Sun, clay, open flats. 150 feet. 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
  CAS-BOT-BC484262  Brodiaea elegans var. elegans R. F. Hoover 1965-6-24 9450 Placer 2 mi. n. of Auburn on road to Grass Valley (Highway 49) Comment
  UCD77124  Brodiaea nana Robert E. Preston 2003-5-6 2120 Placer Ca. 2.3 mi NW of Roseville, along Phillip Rd, 1.25 mi W of its jct with Fiddyment Rd 32 Comment
  CAS-BOT-BC144214  Bromus arenarius Peter H. Raven 1953-5-10 5492 Placer Road to Placerville 1.7 mile from Auburn, in canyon of American River. Comment
  SACT000380  Bromus carinatus D. Meyer 1984-6-17 Placer Southeast of Weimar. 545.0 Comment
  SEINET3922009  Bromus carinatus Ellen Dean, M. Starbuck; G. Harrington; Jennifer Buck; Mark Bibbo; T. Sasaki; J. Poloske 2008-7-19 5152 Placer Donner State Park, newly acquired lands to the SE of Donner Lake, along Emigrant Trail on the N side of the north fork of Cold Creek.; 0 2112 Comment
  UCR226136  Bromus carinatus Ellen Dean, M. Starbuck, Gordon Harrington, Jennifer J. Buck, Mark Bibbo, J. Poloske, T. Sasaki 2008-7-19 5152 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
  SEINET4345208  Bromus carinatus W. D. Billings 1940-5-18 1302 Placer Gold Run Comment
  CDA15956  Bromus carinatus var. carinatus G. F. Hrusa, J. Glazner 1999-7-17 15142 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  CAS-BOT-BC148722  Bromus carinatus var. marginatus Lewis S. Rose 1944-7-12 44090 Placer Chambers Lodge, Lake Tahoe. 1920 Comment
  UCD34553  Bromus carinatus var. marginatus Beecher Crampton 1985-6-23 9998 Placer Placer County, North Shore Lake Tahoe, Stateline road. Comment
  UCD59225  Bromus carinatus var. marginatus L. S. Smith 1918-6-28 643 Placer Carnelian Bay, Lake Tahoe. Comment
  CAS-BOT-BC155985  Bromus diandrus A. A. Beetle 1941-5-26 2718 Placer Near Cisco. 914 Comment
  CDA37224  Bromus diandrus CDFA Staff s.n. Placer Nute Ranch, near Nute Road. 0 Comment
  SACT000531  Bromus diandrus D. Meyer 1983-5-7 Placer Roadside Comment
  UCD58524  Bromus diandrus Al Franklin 1987-5-1 87 -04 Placer 1.6 miles east of I-80 on Forest Hill Rd. Just outside of Auburn. 426 Comment
  CAS-BOT-BC155060  Bromus hordeaceus A. A. Beetle 1941-5-26 2712 Placer Near Cisco. 914 Comment
  CAS-BOT-BC155445  Bromus hordeaceus Peter H. Raven 1954-4-16 6607 Placer 7 miles south of LIncoln on road to Rosevill. Comment
  SD255609  Bromus hordeaceus George K. Helmkamp, Amy Barnes 2014-3-21 22641 Placer Sacramento Valley: Sherican, Riosa Road at the west side of its junction with old CA-65 (Sheridan 7.5'Q) 32 Comment
  UCR258237  Bromus hordeaceus George K. Helmkamp, Amy Barnes 2013-3-28 20236 Placer Eastern Sacramento Valley, NW edge of Sheridan, new section of Riosa Road, connecting new CA-65 with old CA-65 43 Comment
  SACT000552  Bromus inermis D. Meyer 1984-7-21 Placer Lake shore dr. at villas rd, moist roadside ditch and in densely shaded pine stand. 1891.0 Comment
  UCD33738  Bromus inermis Beecher Crampton 1972-7-26 8850 Placer Placer County, Carpenter Flat east of Emigrant Gap. 1615 Comment
  UCD74183  Bromus inermis subsp. inermis Jennifer W. Burt; Kate Mawdsley, Belinda Lo 2006-7-27 240 Placer Northstar active ski area, off Hwy 267, Lookout Mountain - collected from center of 'Prosser' ski run. 2373 Comment
  CHSC74911  Bromus laevipes Susi Urie; Eric Schroder 1998-9-8 98 -288 Placer Lake Tahoe Basin-National Forest. Meadow complex on north side of Ward Creek about 3.1 mi west of Lake Tahoe and Sunnyside. 2017 Comment
  SACT000598  Bromus laevipes D. Meyer 1984-6-10 Placer 3.2 km southwest of Colfax, steep shady cliff along slowly moving stream 606.0 Comment
  SEINET10520254  Bromus laevipes Alan A. Beetle 1941-5-26 Beetle 2726 Placer Near Cisco, shrubby hillside, sandy loam. Assoc. Festuca pacifica, megalura, Bromus rigidus. 914 Comment
  CDA1838  Bromus madritensis A. A. Beetle 1941-5-26 2718 Placer Near Cisco. Comment
  SACT000701  Bromus marginatus D. Meyer 1983-8-20 Placer from road to first lake, steep rocky trail 2000.0 Comment
  CAS-BOT-BC162165  Bromus orcuttianus R. F. Hoover 1967-9-7 10858 Placer Antone Meadow. Comment
  SACT000618  Bromus orcuttianus D. Meyer 1984-7-29 Placer 1645.92 Comment
  SD43593  Bromus racemosus D. F. Howe 1948-5-20 Placer 456 Comment
  SACT000719  Bromus rubens Josephine Van Ess 1975-4-16 Placer North of Rock Corral, Linda Creek drainage, found in crevices in rocks 915.0 Comment
  SACT000723  Bromus rubens Michael Baad 1977-6-8 Placer On Forest HIll to French Meadows Road, slate outcrop 731.52 Comment
  SACT000726  Bromus rubens Michael Baad 1983-4-17 Placer descending to North Fork of American River 411.48 Comment
  SACT000727  Bromus rubens Michael Baad 1983-4-17 Placer 411.48 Comment
  SACT000674  Bromus sterilis Josephine Van Ess 1975-5-23 Placer west side of top rocky crown of the hill. Shaded sheltered by arge rocks wooded area. 915.0 Comment
  UCD22237  Bromus suksdorfii Beth Lowe Corbin 1982-8-19 376 Placer 1 1/4 miles SSW of The Cedars. NE facing slope, 20% incline. Occasional. Mostly sun. In rocky, fine, sandy soil of logged white fir forest. Perennial forming moderately small bunches. 1828 Comment
  CDA36963  Bromus tectorum CDFA Staff s.n. Placer Nute Ranch, near Nute Road. 0 Comment
  SACT000768  Bromus tectorum Michael Baad 1977-6-8 Placer Forest Hill and French Meadows roadside in serpentine and chaparral community Comment
  SACT000776  Bromus tectorum D. Meyer 1983-6-18 Placer 1170.0 Comment
  SACT000777  Bromus tectorum D. Meyer 1983-7-16 Placer 1624.0 Comment
  SACT000773  Bromus tectorum var. tectorum D. Meyer 1983-7-3 Placer 1152.0 Comment
  JEPS103535  Bulbostylis capillaris Lowell Ahart 2002-7-22 9908 Placer Lake Valley Reservoir, about 1/4 mile east of Yuba Gap and Highway 80. 1773 Comment
  UCD75967  Calamagrostis canadensis Ellen Dean, M. Starbuck,; M. Bibbo, J. Poloske 2008-7-20 5249 Placer Donner State Park, newly acquired lands to the SW of Donner Lake. Area south of southern Pacific RR tracks, just south of Lakeview Canyon and north of Emigrant Canyon. 2099 Comment
  JEPS113281  Callitriche heterophylla var. bolanderi Lowell Ahart, Brian Williams 2007-4-13 13669 Placer In shallow water, in and around a large vernal pool, just over the fence (west), 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 41 Comment
  CHSC96488  Callitriche marginata Lowell Ahart; Brian Williams 2007-4-13 13641 Placer On damp granite soil, bottom of small vernal pools, about 1/2 mile south of the Manzanita Cemetery, about 1/2 mile west of Gladding Road, about 2 3/4 miles north of Lincoln. 43 Comment
  CAS-BOT-BC85753  Calocedrus decurrens Saichi Kawahara 1969-5-25 1020 Placer Ridge, east of old cabin, Mel Henderson Ranch, Indian Creek. 1036 Comment
  CAS-BOT-BC85754  Calocedrus decurrens G. W. W. 1896-9-1 s.n. Placer Near summit Soda Springs Comment
  UCD67355  Calocedrus decurrens D. Bortner 1973-6-2 123 Placer Two miles east of Foresthill, off Auburn-Foresthill Rd. Mixed conifer forest. Comment
  UCR146860  Calocedrus decurrens Beecher Crampton 1960-11-2 5798 Placer Sierra Nevada Mountains, town of Gold Run 976 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
  SEINET11261459  Calochortus albus George Helmkamp, E. A. Helmkamp 2012-5-5 18912 Placer Northern Sierra Nevada Mountains Foothills on Lake Clementine Road, 1.2 miles W of the junction with Foresthill Road. 0.3 air miles SE (123 degrees) of Clementine Dam on the American River.; 0 396 Comment
  SEINET8196119  Calochortus coeruleus M. J. Williams 1970-6-7 s.n. Placer Near Emigrant Gap. 1615 Comment
  CHSC79867  Calochortus leichtlinii G. F. Hrusa; J. Glazner 1999-7-18 15186 Placer Northern California, Lake Tahoe Region. Betw. Squaw Ck, Hwy 89, and Squaw Valley. 1905 Comment
  SD243045  Calochortus leichtlinii George K. Helmkamp, E. A. Helmkamp 2010-7-28 16672 Placer Northern Sierra Nevada Mountains: Soda Springs Road, 0.3 mile north of its junction with Forest Hill Road at Robinson Flat. 2024 Comment
  UCD22049  Calochortus leichtlinii Rex Palmer 1979-6-19 N 269 Placer Headwaters basin area of the North Fork of the American River Comment
  SEINET6165564 Image available Calochortus leichtlinii Unknown 1982-8-5 s.n. Placer Ski area above Tahoe Truckee Rd. Comment
  RSA21431  Calochortus luteus Carl B. Wolf 1937-5-12 8611 Placer Sacramento Valley, 1 mi N of Lincoln. 46 Comment
  SCFS1106  Calochortus minimus E. Krimmel 2013-6-2 Placer Near pond at top of Foresthill Road, near Am. River gorge overlook Comment
  CDA19538  Calochortus monophyllus M. I. Wibawa, G. F. Hrusa, J. Glazner 2002-5-22 244 Placer Forest Hill Divide; Hughes Mill, along Finning Mill Rd, ~ 3 mi N of Forest Hill Rd, ~ 3 mi E of Forest Hill. 1066 Comment
  CAS-BOT-BC493408  Calochortus monophyllus Mrs. H. M. Mitchell 1923-4-26 s.n. Placer Gold Run Comment
  RSA537529  Calochortus monophyllus Barbara Ertter, David Thompson 1989-4-9 8178 Placer Shirttail Canyon Road 2.4 miles from Dipper Road, ca 5 air miles NW of Foresthill. 610 Comment
  SEINET8495410 Image available Calochortus monophyllus L. Constance, J. L. Morrison 1938-4-30 2171 Placer East slope, east edge of Applegate, Sierra Nevada foothills. 610 Comment
  SD102801  Calyptridium monospermum Darley Howe 1978-7-14 5075 Placer Along state highway 20, 29 miles west of Truckee. 1645 Comment
  UCR240905  Calyptridium monospermum George K. Helmkamp, E. A. Helmkamp 2012-6-19 19228 Placer Northern Sierra Nevada Mountains, Foresthill Road, 1.7 miles east of its junction with Devil's Thumb Road 1671 Comment
  POM71000  Calystegia malacophylla Marcus E. Jones 1882-6-28 s.n. Placer Emigrant Gap. Comment
  SCFS1099  Calystegia malacophylla E. Krimmel 2013-5-19 Placer Dry slope. 0.5-miles east of Heath Falls Overlook, on trail Comment
  SCFS5090  Calystegia malacophylla F. Felix, Erica Krimmel 2013-5-19 11 Placer North Fork American River, 0.3 mile east Heath Falls overlook, on trail Comment
  UCR208545  Calystegia occidentalis subsp. occidentalis George K. Helmkamp, E. A. Helmkamp 2009-5-11 14673 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
  CAS-BOT-BC418636  Calystegia vanzuukiae R. K. Brummitt; S. M. Namoff; K. Van Zuuk; B. Ertter 2012-6-12 22051 Placer Tahoe National Forest, 8.2 miles NE of Foresthill, on Sugar Pine Road 4.4 miles from Forest Hill Road 1170 Comment
  UCD150572  Camassia leichtlinii subsp. suksdorfii James A. Neilson Jr. 1971-7-6 2179 Placer Tahoe Basin, Lower Ward Creek, plot #82. 1905 Comment
  UC29008  Campanula prenanthoides Mrs. M. M. Hardy 1893-1 Placer Comment
  CAS-BOT-BC37038  Capsella bursa-pastoris W. R. Dudley 1900-6-29 s.n. Placer Shore south of Tahoe City. Comment
  JEPS111306  Cardamine breweri Steve Matson 2005-7-4 1377 Placer Martis Valley, southeast of Truckee, National Recreation Area, south of Highway 267 and south of Martis Creek and west of Northstar subdivision; along fenceline; 39.2866 N, 120.1401 W: elevation 5,900 ft. 1798 Comment
  JEPS126374  Cardamine breweri Steve Matson 1998-6-1 276 Placer nSHN; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; 0.9 miles north of Highway 267; 70 yards east of Boundary Fence, along East Martis Creek. Comment
  CHSC72871  Cardamine breweri var. breweri L. P. Janeway; Eric Schroder, Katherine Murrell, Marcus Yee 1998-7-15 5760 Placer Lake Tahoe Basin Management Unit. North side of Blackwood Creek, 1.7 mi west of Lake Tahoe. Meadow complex. 1938 Comment
  UCR237433  Cardamine pensylvanica George K. Helmkamp, E. A. Helmkamp 2012-2-23 18576 Placer Eastern edge Sacramento Valley, Newcastle, along CA-193 (Newcastle Hwy), 0.1 mile southeast of its junction with Langs Hill Road, west of the junction with I-80, SW of Auburn 279 Comment
  CDA39224  Cardaria pubescens Keith Kohler 2013-8-5 PDR# 310 P06129936 Placer Vicinity of Truckee; Northstar, Village Walk. 0 Comment
  RSA0115164  Carex angustata Lyman Benson 1942-7-2 11266 Placer Highway junction 1 mile west of Truckee. Mt. Range: Sierra Nevada. Comment
  CAS-BOT-BC18025  Carex athrostachya R. F. Hoover 1967-9-5 10839 Placer Carnelian Bay, Lake Tahoe. 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
  CHSC74284  Carex athrostachya Susi Urie 1998-8-29 98 -173 Placer Middle of Page Meadows; about 2 mi west of Lake Tahoe and Sunnyside. 2121 Comment
  SEINET4292083 Image available Carex athrostachya L. Janeway, Castro, B 2003-1 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. Comment
  CHSC85708  Carex brainerdii G. F. Hrusa; J. Glazner 1999-7-17 15184 a Placer Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  CAS-BOT-BC34209  Carex canescens L. S. Smith 1927-8-11 2199 Placer Tahoe National Forest. Squaw Valley. 1889 Comment
  SEINET7484378 Image available Carex capitata P. F. Zika, Steve Matson 2009-1 24621 Placer Snow Creek watershed, North Shore of Tahoe Basin, east beyond North Avenue, town of Kings Beach, norther Sierra Nevada highlands (n SNH) 1920 Comment
  SEINET11630737  Carex densa M. E. Jones 1889-1 9 Placer Emigrant Gap Comment
  SEINET7556732 Image available Carex densa Alice Eastwood, John Thomas Howell 1937-5-8 4364 Placer Near Rocklin. Comment
  CHSC85711  Carex douglasii G. F. Hrusa; J. Glazner 1999-7-17 15176 Placer Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  RSA115454  Carex feta Beecher Crampton 1955-6-15 2865 Placer Head of Bunch Canyon, Forest Hill Road junction with U. S. Highway 40, 3 miles east of Weimar. Comment
  OBI49286  Carex filifolia Unknown 1882-6-28 2908 Placer Emigrant Gap Comment
  CAS-BOT-BC20689  Carex fracta Saichi Kawahara 1969-5-25 1004 Placer Mel Henderson Ranch, Indian Creek. 987 Comment
  UCR191071  Carex fracta George K. Helmkamp, E. A. Helmkamp 2007-5-23 12067 Placer Northern Sierra Nevada Mountains, Sugar Pine road, 0.2 mile northwest of Forest Hill Road 1360 Comment
  RSA22116  Carex fracta J. T. Howell 1938-8-2 14012 Placer Near Calneva. Comment
  RSA0115171  Carex hassei Lyman Benson 1942-7-2 11264 Placer Highway junction 1 mile west of Truckee. Mt. Range: Sierra Nevada. 1828 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
  UCD42868  Carex heteroneura C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 235 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  CHSC69224  Carex heteroneura var. heteroneura James D. Jokerst 1986-7-12 2696 Placer Trail from The Cedars, high Sierra Nevada SW of Donner Lake, S side of river along trail from Chickerings home upstream to Blue and Gold Meadow. Comment
  CHSC73096  Carex hoodii L. P. Janeway 1998-8-6 5988 Placer Lake Tahoe Basin Management Unit - National Forest. North side of Blackwood Creek, 1.7 mi west of Lake Tahoe. 1938 Comment
  POM81205  Carex integra Marcus E. Jones 1882-6-27 s.n. Placer Emigrant Gap. Comment
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Sep 7 2010
  CHSC74449  Carex jonesii Susi Urie; Eric Schroder 1998-9-9 98 -313 Placer Meadow complex on south side of Ward Creek about 1.6 mi west of Lake Tahoe and Sunnyside. 1987 Comment
  UCD43323  Carex jonesii C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-12 691 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  UCD149406  Carex laeviculmis G. Ledyard Stebbins 1976-7-4 7685 Placer Spring Hollow, E of Little Crater. (Exact location unknown. Coordinates estimated by label maker.) Comment
  CHSC67709  Carex luzulifolia James D. Jokerst 1986-7-13 2719 Placer Trail from The Cedars, high Sierra Nevada SW of Donner Lake, in Sheet Valley. 2133 Comment
  CAS-BOT-BC32454  Carex luzulifolia var. strobilantha Amos Arthur Heller 1903-8-17 7187 Placer Above Donner Pass 2286 Comment
  UCD42921  Carex luzulina var. luzulina C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 289 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  UCD43337  Carex luzulina var. luzulina C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-12 705 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  SEINET4286044  Carex mariposana K. Chung, Matson, S 2009-1 1072 Placer Lake Tahoe, north side Comment
  CAS-BOT-BC31835  Carex microptera L. S. Smith 1928-6-1 2271 Placer Blackwood Canyon near Walkers. 1950 Comment
  CDA19568  Carex multicaulis M. I. Wibawa, G. F. Hrusa, J. Glazner 2002-5-22 245 Placer Forest Hill Divide; Hughes Mill, along Finning Mill Rd, ~ 3 mi N of Forest Hill Rd, ~ 3 mi E of Forest Hill. 1066 Comment
  UC833299  Carex multicaulis Marcus E. Jones, A. M. 1882-6-28 3286 Placer Emigrant Gap Comment
  RSA163823  Carex multicaulis Clare B. Hardham 1961-6-14 7349 Placer Route 40, near Baxter. Comment
  UCD74095  Carex multicostata Jennifer W. Burt; Kate Mawdsley, Belinda Lo 2006-7-28 186 Placer Sugarbowl active ski area, off Hwy 80 near Soda Springs - collected from coniferous forest near active ski runs. 2275 Comment
  CAS-BOT-BC119849  Carex nebrascensis John H. Thomas; A. Thomas 1956-7-21 6175 Placer Sierra Nevada, vicinity of Donner Pass, ca 80 mi NE of Sacramento. 2377 Comment
  CHSC74299  Carex nebrascensis Susi Urie 1998-9-3 98 -235 Placer Lake Tahoe Basin. Meadow along the un-named creek along the northeast side of Tahoe Vista; about 0.5 mi north of Lake Tahoe. 1914 Comment
  CHSC74302  Carex nebrascensis Susi Urie; Eric Schroder 1998-9-10 98 -329 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
  CAS-BOT-BC119847  Carex nebrascensis John Thomas Howell 1938-8-2 14004 Placer 5 mi N of Brockway. Comment
  UCD42885  Carex nervina C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 252 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  UCD43052  Carex pellita C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-19 421 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  UCD43971  Carex pellita C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-11 1337 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  UCD43367  Carex phaeocephala C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-12 735 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  UC810  Carex praegracilis H. N. Bolander 1865-4-11 4549 Placer near Auburn Comment
  UCD43250  Carex praegracilis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-13 619 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  CAS-BOT-BC118759  Carex preslii John Thomas Howell 1943-7-27 18876 Placer Lake Tahoe near Tahoe Pines. Comment
  UCSB63735  Carex raynoldsii Jokerst, James 1986-7-13 Placer Trail from The Cedars, high Sierra Nevada SW of Donner Lake, camp area Comment
  JEPS73203  Carex raynoldsii Gladys L. Smith 1972-8-25 3408 Placer e facing slope below Watson Memorial (tr. to Granite Chief) 2529 Comment
  CAS-BOT-BC117965  Carex rossii Lewis Samuel Rose 1946-6-23 s.n. Placer Rainbow, N of Cisco 1737 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
  SEINET7575126 Image available Carex senta Alice Eastwood, John Thomas Howell 1937-5-8 4362 Placer Between Newcastle and Penryn. Comment
  CHSC74307  Carex simulata Susi Urie 1998-9-2 98 -202 Placer Lake Tahoe Basin Management Unit. Large meadow below Hwy 28, between the highway and Lake Forest Road; about 0.2 mi north of Lake Tahoe. 1908 Comment
  CHSC74310  Carex simulata Susi Urie; Eric Schroder 1998-9-10 98 -330 Placer Lake Tahoe Basin Management Unit. Antone Meadows; along Burton Creek, about 2.1 mi northwest of Lake Tahoe. 2072 Comment
  CAS-BOT-BC116994  Carex straminiformis Arnold Tiehm 1974-8-8 512 Placer South of Murphy's Meadow. 2529 Comment
  CAS-BOT-BC116551  Carex subfusca John Thomas Howell 1943-7-27 18873 Placer Lake Tahoe near Tahoe Pines Comment
  CAS-BOT-BC116560  Carex subfusca Lewis Samuel Rose 1941-7-17 41318 Placer Chambers Lodge, Lake Tahoe. 1898 Comment
  CAS-BOT-BC116561  Carex subfusca L. S. Smith 1916-6-18 555 Placer Squaw Valley. 1828 Comment
  CHSC74137  Carex subfusca Susi Urie 1998-8-11 98 -013 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
  SEINET4286147 Image available Carex subfusca K. Chung, Matson, S 2009-1 1071 Placer Lake Tahoe, north side. Comment
  SEINET8574130 Image available Carex subfusca Unknown 2010-1 25307 Placer Comment
  UC1748361  Carex subfusca Susi Urie 1998-8-11 98 -13 Placer about 2 mi W of Lake Tahoe and Sunnyside (about 0.5 mi N of Ward Creek, along a small tributary) 2097 Comment
  UCD44466  Carex subfusca C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1832 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  UCD43779  Carex utriculata C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-5 1145 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N 2072 Comment
  UCD75770  Carex utriculata Ellen Dean; M. Bibbo, J. Poloske, M. Starbuck 2008-7-20 5242 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, area south of the Southern Pacific RR tracks, just south of Lakeview Canyon and north of Emigrant Canyon. 2099 Comment
  UCD140949  Carex utriculata L. S. Smith 1916-6-20 642 Placer Lake Tahoe. Sierra Nevada. Comment
  UC1133481  Carex vesicaria L. S. Smith 1927-8-6 2157 Placer Robertson Flat Ranger Station Tahoe <National Forest>, Forest Hill Dist., Colfax Quadrangl 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
  UCD140983  Carex whitneyi Mrs. H. P. Kelley 1915-6-23 s.n. Placer Squaw Valley. Comment
  CAS-BOT-BC114929  Carex whitneyi R. K. Gierisch; D. H. Esplin 1969-7-11 3523 Placer Big Bend, 1828 Comment
  RSA129423  Carex whitneyi N. H. French 1934-6-21 432 Placer Northwest end of Kid Lake. 2012 Comment
  JEPS72455  Cassiope mertensiana subsp. californica Gladys L. Smith 1972-8-25 3438 Placer Below cirque, N face Granite Chief. 2575 Comment
  SCFS11529189  Castilleja E. Krimmel 2012-8-28 Placer NFAm below Chickering bridge. Growing near drying stream bed. Comment
  UC942752  Castilleja affinis subsp. affinis Peter H. Raven and G. L. Stebbins Jr. 1952-4-20 4011 Placer s of Auburn (near bridge on Rt 49); North Fork American River 213 Comment
  UC148992  Castilleja applegatei subsp. pinetorum H. M. Hall Jul 1910 8707 Placer Cisco; Sierra Nevada Mountains 1798 Comment
  UC174622  Castilleja applegatei subsp. pinetorum A. A. Heller 1909-7-16 9840 Placer Summit 2133 Comment
  UCR250352  Castilleja applegatei subsp. pinetorum George K. Helmkamp, Mary Alice Barnes 2013-5-3 20494 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
  CHSC96510  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
  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
  UC198551  Castilleja miniata Katharine Brandegee Aug 12 1917-Aug 16 1917 Placer Donner Summit Comment
  UC198553  Castilleja miniata Katharine Brandegee Aug 12 1917-Aug 16 1917 Placer Donner Summit Comment
  UC198554  Castilleja miniata Katharine Brandegee Aug 12 1917-Aug 16 1917 Placer Donner Summit Comment
  UC885341  Castilleja miniata A. A. Heller 1916-8-13 12905 Placer Summit hotel 2133 Comment
  CHSC74270  Castilleja miniata subsp. miniata Susi Urie 1998-9-2 98 -209 Placer Large meadow below Hwy 28, between the highway and Lake Forest Road; about 0.2 mi north of Lake Tahoe. 1908 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
  CHSC82695  Castilleja tenuis Lowell Ahart 2002-7-22 9899 Placer 50 yards northeast of the small natural lake, on the east side of the paved road to Lake Valley Reservoir, about 1/4 mile east of Yuba Gap and Highway 80. 1780 Comment
  CAS-BOT-BC47795  Ceanothus Baki Kasapligil 1974-10-6 4913 Placer Soda Springs, Sugar Bowl 1828 Comment
  CAS-BOT-BC47796  Ceanothus C. H. M. 1911-11-5 s.n. Placer Colfax Comment
  SEINET5339456  Ceanothus W. D. Billings 1951-7-28 2133 Placer Dry slopes near Talbot home Camp, Deadman flat, west side of Sierra Nevada, 20 miles south of Soda Springs. 1676 Comment
  UCD168259  Ceanothus arcuatus M. Bibbo 2017-7-21 201 Placer Tahoe National Forest, Chipmunk Ridge, ca. 1 mile as the crow flies SE of French Meadows Reservoir. 0.63 miles SW off of Forest Service Road 48 along the ridge. 1956 Comment
  CAS-BOT-BC47859  Ceanothus cordulatus Alice Eastwood 1912-6-15 493 Placer Lake Tahoe Region - Deer Park Comment
  CAS-BOT-BC47891  Ceanothus cordulatus F. Almeda 1993-7-24 7273 Placer About 15 miles SE of Interstae Hwy #80 at Soda Springs on the trail to Upper Sheep Valley. 2133 Comment
  CAS-BOT-BC47892  Ceanothus cordulatus L. S. Rose 1941-7-14 41315 Placer Chambers Lodge (McKinney), Lake Tahoe 1900 Comment
  SACT002892  Ceanothus cordulatus Josephine Van Ess 1980-7-23 Placer Grove of Sierra Redwoods. Collected along nature trail in park. Stiffly branched shrub open area in forest. Comment
  SEINET191643  Ceanothus cordulatus L. S. Rose 1941-7-14 41315 Placer Lake Tahoe Chambers Lodge (McKinney) Lake 1900 Comment
  UC18258  Ceanothus cordulatus Mrs. M. M. Hardy 1893-1 Placer Comment
  SEINET5339268  Ceanothus cuneatus L. Killinger 1962-3-17 s.n. Placer 3 mi east of Auburn, north fork of the American River. 366 Comment
  SEINET5339269  Ceanothus cuneatus P. L. Comanor, B. Clark; B. O'Malia 1969-5-15 s.n. Placer 3 mi west of Colfax plot (1.85 mi from end of railroad bridge on Ca. 194), up a dirt road located 1/2 mi past Bear Creek bridge additional 4/10 mi Comment
  UC1071068  Ceanothus cuneatus var. cuneatus J. E. Sowder, R. W. Lundh 1933-4-22 54 Placer 1 mi ne. Colfax Hwy; Colfax quad. 731 Comment
  CAS-BOT-BC50853  Ceanothus fresnensis G. L. Stebbins 1969-7-20 6950 Placer On rd. to Robertson Flat, 0.5 miles W. of its junction with road to French Meadows Sec ____. 2133 Comment
  CAS-BOT-BC50760  Ceanothus integerrimus C. L. Hitchcock 1940-5-7 6354 Placer Ca. 1 mile west of Baxter Comment
  UC870582  Ceanothus integerrimus C. L. Hitchcock 1940-5-7 6354 Placer ca 1 mi w Baxter Comment
  UCD22724  Ceanothus integerrimus K. A. Bear 1978-5-13 52 Placer 4.1 mi. E. of Foresr Hill Rd. on Mosquito Ridge Rd. Comment
  SACT002942  Ceanothus lemmonii Michael Baad 1983-6-26 Placer Collected on trail to springs. 2 miles northeast of Michigan Bluff Comment
  UC634625  Ceanothus lemmonii H. L. Mason 1926-5-29 3285 Placer near Alta (Donner Pass) Comment
  CAS-BOT-BC63357  Ceanothus prostratus Mary Elizabeth Jump 1939-6-11 s.n. Placer Towle, near Alta. Comment
  CAS-BOT-BC63395  Ceanothus prostratus M. S. Jussel 1928-6-25 s.n. Placer Tahoe City near school. Comment
  CAS-BOT-BC63396  Ceanothus prostratus H. E. McMinn 1926-5-29 1709 Placer Along highway 3.1 mi. e. of Crystal Springs. Comment
  UC18387  Ceanothus prostratus H. N. Bolander 1865-4-13 4557 Placer Forest Hill Comment
  UC634807  Ceanothus prostratus Herbert L. Mason 1926-5-29 3289 Placer Donner Pass Road 3 1/10 mi e Crystal Springs; Donner Pass Road, e of Crystal Springs Comment
  POM85944  Ceanothus tomentosus Marcus E. Jones 1882-7-4 s.n. Placer Colfax Comment
  POM86930  Ceanothus tomentosus Katherine Brandegee 1908-06 s.n. Placer Near Cape Horn. Comment
  UC1071435  Ceanothus tomentosus B. Bolt 1934-7-4 79 Placer Sawtooth Ridge Tahoe National Forest, Colfax Quadrangle Comment
  UC1071439  Ceanothus tomentosus J. E. Sowder, R. W. Lundh 1933-4-16 38 Placer main highway 4 mi n Colfax; Colfax Quad. Comment
  UC569880  Ceanothus velutinus N. French 1934-6-19 428 Placer 1/4 mi nw Devil's Peak; Tahoe National Forest, Truckee Quad. Comment
  UCD22196  Ceanothus velutinus Beth Lowe Corbin 1982-8-20 395 Placer 1 1/4 miles NW of Onion Creek Campground. SW facing slope, 20% incline. Occasional. Partial sun. In fine, sandy soil of white fir forest. Loosely branched shrub to 5 ft tall. Flowers dried, whitish. Fruit green. Foliage aromatic, like balsam. 2133 Comment
  UCD22209  Ceanothus velutinus Rex Palmer 1979-5-26 N 5 Placer Headwaters basin area of the North Fork of the American River 2011 Comment
  CAS-BOT-BC63181  Ceanothus velutinus var. velutinus Brandegee 1889-7-1 1 Placer Donner. Comment
  JEPS42329  Ceanothus velutinus var. velutinus W. L. Jepson 1918-7-30 7737 Placer Tahoe, Lake Tahoe 1920 Comment
  CDA15292  Centaurea diffusa R. O'Connell, R. Kerr 1998-10-21 1142328 Placer Sierra Nevada; on I-80 0.25 mi. E of Cisco Grove exit. 0 Comment
  CDA17969  Centaurea diffusa S. Schoenig 1999-10-12 PDR 1142336 Placer Sierra Nevada; Hwy 89 betw. Tahoe City & Homewood. 0 Comment
  CDA7269  Centaurea maculosa T. C. Fuller 1965-8-1 13942 Placer Sierra Nevada; Sierra Nevada. South side of the westbound lanes of Interstate 80 freeway, 1.4 miles east of Emigrant Gap. Comment
  UCR146861  Centaurea repens Beecher Crampton 1972-7-26 8851 Placer Sierra Nevada Mountains, Carpenter Flat east of Emigrant Gap, above Laings Road 1616 Comment
  UCR231863  Centaurea solstitialis George K. Helmkamp, E. A. Helmkamp 2010-10-16 17023 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
  CAS-BOT-BC288621  Centromadia fitchii David D. Keck 1932-7-1 1592 Placer 2 miles N of Auburn, on Nevada City road 425 Comment
  CAS-BOT-BC288620  Centromadia fitchii J. Clausen 1932-9-16 654 Placer 1.5 miles E of Lincoln on the Gold Hill Rd from Auburn Comment
  SEINET11170792  Cephalanthus occidentalis E. Rasmussen 1971-10-2 11 Placer Ground near bank of N. Fork American River 305 Comment
  POM28572  Cercis occidentalis Marcus E. Jones 1882-7-4 3572 Placer Colfax Comment
  UC863549  Cercis occidentalis Marcus E. Jones, A. M. 1882-7-4 3572 Placer Colfax Comment
  UCD159478  Chaenactis douglasii D. S. Park 2010-8-21 231 Placer Off Hampshire Rocks Rd. Shaded understory. Not adundant. Few individuals near dried creek bed. 1806 Comment
  UCD21702  Chaenactis douglasii Beth Lowe Corbin 1982-8-4 210 Placer 1/3 mile west of Onion Creek campground. In rocky and fine, sandy soil. Opening in montane chaparral. Perennial herb with purplish stems, creme colored flowers. Full sun. West facing slope, 30% incline. Uncommon. 1859 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
  UCR242361  Chaenactis douglasii George K. Helmkamp, E. A. Helmkamp 2010-7-28 16664 Placer Northern Sierra Nevada Mountains, Forest Hill Road, 1.6 miles west of the junction with Soda Springs Road at Robinson Flat 2040 Comment
  SEINET11826500  Chaenactis douglasii Unknown 1972-1 s.n. Placer French Meadows 1524 Comment
  UCR189300  Chaenactis douglasii var. douglasii George K. Helmkamp, E. A. Helmkamp 2007-7-27 12625 Placer Northern Sierra Nevada Mountains, Southeast end of Cisco Grove; along local road just before it passes under Interstate-80 1744 Comment
  CAS-BOT-BC276712  Chaenactis douglasii var. douglasii Greg de Nevers 1991-7-24 9761 Placer Ward Creek Valley, S of Sunnyside 1950 Comment
  UC472232  Chaenactis douglasii var. douglasii Katharine Brandegee 1908-7-1 Placer summit above Lake Valley Comment
  SEINET1783833  Chaenactis rubricaulis H. A. Walker 1910-6-22 2170 Placer Deer Park, in the Sierra Nevada. 1970 Comment
  CAS-BOT-BC141728  Chamaebatia foliolosa Saichi Kawahara 1969-5-25 898 Placer Ditch line north of old cabin, Mel Henderson Ranch, Indian Creek 1011 Comment
  RSA3007  Chamaebatia foliolosa Carl B. Wolf 1931-9-11 2423 Placer 1 mile W of Gold Run, W slope Sierra Nevada. 915 Comment
  UCD14630  Chamaebatia foliolosa Deanna Lynn Pfleger 1989-5-20 21 Placer Placer Co.; 30 miles from Auburn, 20-30 ft. off of Mosquito Ridge Road; 707 Comment
  UCD21955  Chamaebatia foliolosa Brian Vanden Heuvel 2002-7-3 160 Placer Tahoe National Forest. 1.2 road miles WSW of Foresthill on Forest Service Road 96. Large population on north side of road on steep hillside. Comment
  JEPS111230  Chamaesaracha nana Steve Matson 2005-6-5 1246 b Placer Southeast of Truckee, Martis Creek Wildlife Area; south of Highway 267, north of creek, ca. 300 meters east of Parking Area on pathway. 39.3019 N, 120.1264 W. Elevation 5,830 ft. 1777 Comment
  UCD75775  Chamaesaracha nana Ellen Dean; M. Bibbo, J. Poloske, M. Starbuck, K. Mawdsley 2008-7-20 5255 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, along road paralleling Southern Pacific RR tracks, just south of Lakeview Canyon and north of Emigrant Canyon, near railroad tunnel. 2063 Comment
  CHSC97701  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart 2007-11-13 14593 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
  UCD83587  Chamerion angustifolium subsp. circumvagum Albert Grigarick 2009-8-7 156 Placer Shirley Creek Trail, between Squaw Valley Resort and Shirley Lake. 1938 Comment
  UCD23228  Cheilanthes gracillima Beth Lowe Corbin 1982-8-9 287 Placer 2/3 mile southwest of Onion Creek campground. 1767 Comment
  UCD41248  Cheilanthes gracillima Ellen Dean; Art Shapiro, Adrienne Shapiro 2003-5-12 1703 Placer Dutch Flat area, north of Hwy 80 near Alta Exit. Along Drum Powerhouse Road, about 1.5 road miles northeast of intersection with Main St. 1066 Comment
  UCD22173  Chenopodium atrovirens Beth Lowe Corbin 1982-8-17 362 Placer 1 2/3 miles SW of The Cedars. NW facing slope, 10% incline. Partial sun. Occasional. In sandy, disturbed soil on logging skid trail in white fir forest near creek. Calyx green, no petals. 1813 Comment
  UCR189632  Chenopodium botrys George K. Helmkamp, E. A. Helmkamp 2007-7-27 12627 Placer Northern Sierra Nevada Mountains, Southeast end of Cisco Grove; along local road just before it passes under Interstate-80 1744 Comment
  UC1120955  Chimaphila umbellata G. T. Nordstrom 1934-6-18 108 Placer n. slope Texas Hill (Plot 201); Tahoe Nat'l Forest, Colfax Quad. 1584 Comment
  CAS-BOT-BC451472  Chimaphila umbellata W. W. Price 1892-7-1 s.n. Placer Red Point 1371 Comment
  UCD22051  Chlorogalum pomeridianum Beth Lowe Corbin 1982-8-11 317 Placer 1 2/3 miles SW of Onion Creek Campground. SE facing slope, 30% incline. Full sun. Common. In rocky slope of montane chaparral. Flowers white, with purplish midribs. 1905 Comment
  CHSC97002  Chondrilla juncea L. P. Janeway 2007-7-8 9106 Placer Northern Sierra Nevada Foothills. Along Hwy 49/193 2.2 road km east of Auburn, between Auburn and North Fork American River. Plants scattered along the edges of the road from Georgetown to Cool to Auburn to Lincoln. 293 Comment
  JEPS51832  Chondrilla juncea T. C. Fuller 1965-10-15 14209 Placer just s of Penryn overpass, Penryn (e side of Interstate 80 to Auburn); Sierra Nevada 182 Comment
  UCR176255  Chondrilla juncea George K. Helmkamp, E. A. Helmkamp 2006-8-11 11206 Placer Northern Sierra Nevada Mtns foothills, along connecting road joining Forest Hill Rd. with the Calif. Hwy 49 crossing of American River 396 Comment
  CDA37888  Chondrilla juncea CDFA Staff 1971-1 s.n. Placer Newcastle. 0 Comment
  RSA201475  Chondrilla juncea J. T. Howell 1966-7-29 42033 Placer 1 mile NE of Loomis 122 Comment
  SEINET13331367 Image available Chondrilla juncea P. C. Martinelli, A. L. Rivers, R. Uriarte 1965-10-29 s.n. Placer Horseshoe Bar Road and Hwy. 40 (Penryn Overpass) Comment
  CAS-BOT-BC36354  Chrysolepis sempervirens George B. Grant 1906-8-1 7039 Placer About Lake Tahoe 2438 Comment
  SBBG1287  Chrysolepis sempervirens E. R. Blakley 1960-8-30 3797 Placer Carnelian Bay, Lake Tahoe 1981 Comment
  UCR200872  Chrysolepis sempervirens George K. Helmkamp, E. A. Helmkamp 2008-9-15 14112 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
  UCD74035  Chrysothamnus nauseosus Jennifer W. Burt 2005-7-14 106 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. 2070 Comment
  UCR255865  Circaea alpina subsp. pacifica Greg de Nevers 1995-8-20 10768 Placer Sierra Nevada Mountains, Lake Tahoe 2165 Comment
  UC128206  Circaea alpina subsp. pacifica Miss Harriet A. Walker 1908-7-27 1454 Placer near Iron Spring Cisco Comment
  CHSC11047  Cirsium andersonii Lowell Ahart 1966-8-12 Placer Near French Meadows. 1676 Comment
  SEINET7451050 Image available Cirsium andersonii D. Micelli, M. Koski 2009-8-24 NV 030 -276 Placer [Sierra Nevada] Highway 80 W into Calif, exit Donner Pass rd., head towards Donner campground, keep on Donner Pass until Soda Springs road then turn L. Follow Soda Springs road until you get to dirt, follow for approximately 4 miles to collection site, Onion Creek 1862 Comment
  CDA11989  Cirsium occidentale var. californicum G. F. Hrusa 1995-5-2 12170 Placer Sierra Nevada; 6 km. east of Mosquito Ridge Rd. crossing of North Fork of Middle Fork of the American River. Comment
  CAS-BOT-BC286266  Cirsium scariosum Lewis S. Rose 1944-7-26 44286 Placer Truckee River, 7 mi. n. of Lake Tahoe 1798 Comment
  SEINET7836840 Image available Cirsium scariosum A. A. Heller, P. B. Kennedy 1907-7-3 8692 Placer Red Clover Valley Comment
  CAS-BOT-BC438646  Cistanthe C. F. Sonne 1886-8-1 s.n. Placer Sierra Nevada Mountains. Mts above Coldstream 2590 Comment
  CAS-BOT-BC163553  Clarkia arcuata C. L. Hitchcock 1940-5-15 6410 Placer 6 miles north of Colfax Comment
  UCD104352  Clarkia biloba subsp. brandegeeae K. O'Keefe 1995-6-4 s.n. Placer East edge of Old Forest Road, 2 miles from Forest Hill Road. Western Sierra foothills, NE of Auburn. 450 Comment
  UCR173729  Clarkia biloba subsp. brandegeeae George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-14 10708 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
  UCD71255  Clarkia purpurea Cathleen Chapton 1983-5-28 35 Placer American River Canyon. 213 Comment
  CAS-BOT-BC172532  Clarkia purpurea subsp. purpurea Marcus E. Jones 1882-7-3 3341 Placer Colfax Comment
  UCR174012  Clarkia unguiculata George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-14 10710 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
  UC930749  Clarkia williamsonii Marcus E. Jones, A. M. 1882-7-3 3341 Placer Colfax Comment
  SD237576  Claytonia parviflora subsp. grandiflora G. K. Helmkamp, E. A. Helmkamp 2012-5-5 18919 Placer Northern Sierra Nevada Mountains Foothills: Lake Clementine Road, 1.2 miles west of its junction with Foresthill Road, 0.3 air mile SE (123a^z) of Clementine Dam on the American River (Auburn 7.5'Q) 395 Comment
  UCR253533  Claytonia parviflora subsp. grandiflora George K. Helmkamp, Amy Barnes 2014-4-23 22797 Placer Sierra Nevada Mountains Foothills, Old Auburn-Foresthill Road, 1.7 miles northeast of its junction with CA-49 at North Fork American River 407 Comment
  UCD14298  Claytonia parviflora subsp. parviflora Dan Cederquist 1984-5-22 14 Placer along the south side of Rollins Lake; Comment
  UCD41456  Collinsia Ellen Dean; Davis Botanical Society 2003-5-17 1759 Placer Dutch Flat area, north of Hwy 80 near Alta Exit. Along Drum Powerhouse Road, about 1.5 road miles northeast of intersection with Main Street. 1066 Comment
  UC1751291  Collinsia linearis Mrs. M. M. Hardy 1893-1 Placer Comment
  UCR219647  Collinsia tinctoria George K. Helmkamp, E. A. Helmkamp 2010-6-26 16369 Placer Sierra Nevada Mountains Foothills, junction of Canyon Way and Yankee Jim's Road, east of I-80 between Weimar and Colfax 616 Comment
  SCFS856  Collinsia torreyi E. Krimmel 2013-6-29 Placer North Fork American River. Painted Rock Trail, Top Meadow, as PCT heads down to Painted Rock. Comment
  SEINET13406560  Collinsia torreyi M. J. Williams 1984-6-24 84- 64 -3 Placer E side of Hwy 20, near the intersection with the Diamond Creek Road. 1646 Comment
  UC148965  Collinsia torreyi var. wrightii H. M. Hall 1910-6-28 8724 Placer Sierra Nevada Mountains, Head of Fordyce Creek Fordyce Creek; Sierra Nevada Mountains, Head of Fordyce Creek 2103 Comment
  UC217635  Collinsia torreyi var. wrightii Katharine Brandegee Placer near Cisco Comment
  UCD21869  Collinsia torreyi var. wrightii Rex Palmer 1979-6-9 N 167 Placer Headwaters basin area of the North Fork of the American River 2438 Comment
  JEPS127494  Collomia grandiflora Steve Matson 1998-7-12 338 Placer nSNH: Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; north of Highway 267, west of Martis Creek. Comment
  RSA411136  Collomia grandiflora Fay A. MacFadden 1934-6-28 12711 Placer Dutch Flat Comment
  SEINET3861936  Collomia grandiflora Genevieve K. Walden 2009-6-25 213 Placer Porters Board Shop office at the Truckee Tahoe Airport, in vacant lot next to Chevron fuel pumps.; 0 1726 Comment
  UCD21979  Collomia grandiflora Beth Lowe Corbin 1982-8-4 246 Placer 1 mile NE of Onion Creek campground. 1950 Comment
  RSA0039072  Collomia heterophylla George K. Helmkamp, Mary Alice Barnes 2013-5-3 20473 Placer Mosquito Ridge Road, 1.1 miles south of Forest Hill Road 962 Comment
  UCR193599  Collomia heterophylla George K. Helmkamp, E. A. Helmkamp 2007-5-30 12180 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 10.7 miles east of its junction with Forest Hill Road in Foresthill 588 Comment
  SCFS5107  Collomia heterophylla F. Felix, Erica Krimmel 2013-5-19 2 Placer North Fork American River, 0.1 mile east of Heath Falls overlook, on trail Comment
  JEPS111195  Collomia linearis Steve Matson 2005-7-4 1368 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
  JEPS127420  Collomia tinctoria Steve Matson 2003-6-27 813 Placer Tahoe North Shore, Griff Creek Watershed, above Kings Beach, CA; along Forest Service Road. Comment
  SEINET3861935  Collomia tinctoria Genevieve K. Walden 2009-6-25 207 Placer Off I-80 East before Cisco Grove exit, Blue Lakes Rd. turn off, take a right and park at T intersection with unpaved fire road.; 0 1699 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
  UCR194976  Convolvulus arvensis George K. Helmkamp, E. A. Helmkamp 2007-5-18 11995 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
  UCD123120  Cordylanthus tenuis P. Rodriguez-Rojo; D. Sanchez-Mata 1997-8-8 Placer Tahoe National Forest. Todd Valley-Forest Hill. Forest Hill Rd. 850 Comment
  SD237614  Cordylanthus tenuis subsp. tenuis G. K. Helmkamp, E. A. Helmkamp 2007-6-27 12629 Placer Sierra Nevada Mountains Foothills: Southeast end of Cisco Grove; along local road just before it passes under Interstate-80 (Cisco Grove 7.5'Q) 1744 Comment
  UCR189638  Cordylanthus tenuis subsp. tenuis George K. Helmkamp, E. A. Helmkamp 2007-7-27 12629 Placer Northern Sierra Nevada Mountains, Southeast end of Cisco Grove; along local road just before it passes under Interstate-80 1744 Comment
  RSA412351  Cordylanthus tenuis subsp. tenuis Wm Vortriede 1928-1 s.n. Placer Lake Tahoe. [El Dorado or Placer County] Comment
  RSA523461  Cordylanthus tenuis subsp. tenuis L. R. Heckard, T. I. Chuang 1969-7-26 2332 Placer Just north of Lake Alta. 1067 Comment
  RSA634241  Cornus californica Robert M. Rhode, Barbara Nemeth 1997-6-26 177 Placer Lake Tahoe, Blackwood Creek Canyon (c. 4 miles south of Tahoe City). Near Blackwood Creek Canyon Road, about 0.3 mile west of turnoff from Highway 89. 1921 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
  UC875883  Cornus nuttallii Marcus E. Jones, A. M. 1882-5-28 3304 Placer Emigrant Gap Comment
  UCD117180  Cornus nuttallii D. Sanchez-Mata 1997-8-9 s.n. Placer Blue Canyon Road near Blue Canyon. Tahoe National Forest. 1500 Comment
  UCD15249  Cornus nuttallii Ted Graber 1984-5-28 13 Placer Along Frontage Road in the town of Baxter. 1158 Comment
  UCD164641  Cornus nuttallii Brandi Sorensen 1995-5-17 1 Placer .73 kilometers northwest of Colfax. 671 Comment
  CDA12394  Cornus sericea G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8522 A Placer Lake Tahoe; N side of Ward Valley, 4 mi SW Tahoe City. Comment
  UCD22325  Cornus sericea subsp. occidentalis Rex Palmer 1979-5-26 N 35 Placer Headwaters basin area of the North Fork of the American River. Comment
  SBBG8909  Cornus sericea subsp. sericea E. R. Blakley 1960-9-4 3825 Placer hill 1 mi N of Carnelian Bay, Lake Tahoe 2072 Comment
  CDA39023  Coronilla varia D. G. Kelch 2011-10-3 11 .818 Placer Tahoe City. Granlibakken Resort. Comment
  SDSU4788  Corylus cornuta var. californica D. R. Harvey 1960-5-29 Placer Between Michigan Bluff and Forest Hill. Comment
  CDA36989  Crassula connata CDFA Staff 1998-4-22 s.n. Placer Dry Creek. 0 Comment
  JEPS126418  Crepis capillaris Steve Matson 2002-7-5 558 Placer Tahoe north shore; Snow Creek Watershed, Tahoe Vista/Kings Beach; on north side of pond near Highway 28. Comment
  JEPS111209  Cryptantha affinis Steve Matson 2005-7-4 1365 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
  UC857053  Cryptantha ambigua unknown 1286 Placer Summit Station 2121 Comment
  JEPS111164  Cryptantha echinella Steve Matson 2005-7-16 1396 Placer Tahoe west shore, technically just outside the Tahoe Basin, about 900 meters northwest of Barker Pass/PCT trailhead, just past where PCT crosses stream. 39.0800 N 120.2429 W; elevation 8,000 ft. 2438 Comment
  UC78490  Cryptantha flaccida K. Brandegee 1889-7-5 Placer Newcastle Comment
  CAS-BOT-BC218775  Cryptantha humilis John Thomas Howell 1943-7-26 18845 Placer Mt. Lincoln Comment
  UC24998  Cryptantha humilis C. F. Sonne Jul 1 1886-Jul 10 1887 Placer Rocky Peak, on Truckee River Sierra Nevada Mountains, Truckee River Comment
  SEINET11266516  Cryptantha torreyana Kaye H. Thorne, J. Chandler 1987-6-26 5418 Placer C.A Hwy 267, 3.2 mi s of Brockway Summit.; 0 Comment
  JEPS126402  Cryptantha torreyana var. torreyana Steve Matson 1998-7-12 337 Placer nSNH; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; north of Highway 267. Comment
  POM120485  Cryptogramma acrostichoides Marcus E. Jones 1882-06 s.n. Placer Emigrant Gap. Comment
  UCD150762  Cryptogramma acrostichoides James A. Neilson Jr. 1971-8-31 2579 Placer Tahoe Basin, Buck Lake. 2276 Comment
  SEINET6429202  Cryptogramma acrostichoides P. B. Kennedy 1901-8-21 426 Placer By river Talbot's Home Camp, 7 miles from French Meadows. Comment
  POM84452  Cuscuta californica Marcus E. Jones 1882-5-3 s.n. Placer Colfax Comment
Read comments
Sep 7 2010
  UC205124  Cuscuta californica Katharine Brandegee Aug 1917 Placer Cisco Comment
  UC879491  Cuscuta californica P. A. Lebenbauer 1934-7-8 Placer Cisco 2133 Comment
  UCD22386  Cuscuta californica Beth Lowe Corbin 1982-8-17 358 Placer 2 2/3 miles WSW of The Cedars. NW facing slope, 15% incline. Full sun. Occasional. Rocky outcrop in montane chaparral. Stems pale orange, flowers white, anthers orange. 1938 Comment
  JEPS115010  Cuscuta pentagona Lowell Ahart 2007-11-13 14592 Placer On Xanthium strumarium, 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
  JEPS103312  Cuscuta suksdorfii Lowell Ahart 2002-7-22 9885 Placer 50 yards NE of the small natural lake, on the E side of the paved road to Lake Valley Reservoir, ca 1/4 mile E of Yuba Gap and Highway 80. 1780 Comment
  SCFS1192  Cymopterus terebinthinus E. Krimmel 2014-4-21 Placer NFAm. 200 yards south of Pt. Mariah warming hut Comment
  CDA15656  Cymopterus terebinthinus var. californicus G. F. Hrusa, J. Glazner 1999-7-18 15191 Placer Lake Tahoe; Wooded slopes betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1889 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
  UCD60083  Cynodon dactylon Beecher Crampton 1957-5-7 3996 Placer 2 miles northeast of Lincoln, Thermalands Road. Comment
  CDA1947  Cynosurus echinatus J. H. Wilson 1963-6-13 Placer Old Hwy 40, east limits of Auburn. 0 Comment
  SACT000849  Cynosurus echinatus D. Meyer 1983-7-24 Placer Moist shady roadside. 1036.32 Comment
  SACT000856  Cynosurus echinatus D. Meyer 1983-6-5 Placer 982.98 Comment
  SACT000857  Cynosurus echinatus D. Meyer 1984-6-3 Placer 585.0 Comment
  UCD60135  Cynosurus echinatus Beecher Crampton 1955-6-15 2920 Placer 8 miles west Forest Hill. 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
  UCR190140  Cyperus eragrostis George K. Helmkamp, E. A. Helmkamp 2007-9-14 12950 Placer Northern Sierra Nevada Mountains Foothills, along Mosquito Ridge Road 0.4 mile east of Foresthill 942 Comment
  UCR250602  Cyperus eragrostis George K. Helmkamp, Mary Alice Barnes 2013-5-3 20497 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
  SD51216  Cyperus niger Darley F. Howe 1960-9-18 Placer Auborn; 4 miles north by canal. 518 Comment
  CAS-BOT-BC113819  Cyperus niger var. capitatus Beecher Crampton 1952-11-9 922 Placer 1.5 miles S of Meadow Vista, 6 miles E of Auburn. Comment
  SD237422  Cytisus scoparius G. K. Helmkamp, E. A. Helmkamp 2010-4-23 15930 Placer Sierra Nevada Mountains Foothills: Salmon Falls Road at the Salmon Falls crossing of the American River. 156 Comment
  UCD164628  Cytisus scoparius Brandi Sorensen 1995-6-1 26 Placer .73 kilometers northwest of Colfax. 671 Comment
  SEINET5327059  Cytisus scoparius A. Allen 1950-4-29 25 Placer Halfway between Loomis and Folsom on Folsom road 91 Comment
  UCD60281  Dactylis glomerata Eric S. Nagy 1990-6-2 23 Placer Bridalveil Falls, Rt. 50. Comment
  UCD137987  Damasonium californicum Lynn Gould 1962-4-17 49 Placer 6 miles west of Roseville, on P.F.E. Road. Comment
  UC1137143  Danthonia californica August L. Hormay 1932-7-7 Placer Upper Truckee River 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
  UCD37046  Danthonia californica var. americana Beecher Crampton 1956-7-17 3731 Placer Placer County, 1.3 miles north of Blue Canyon. 1524 Comment
  UCD60963  Danthonia californica var. americana August L. Hormay 1932-7-7 s. n. Placer Upper Truckee River. Comment
  CAS-BOT-BC194329  Danthonia unispicata John Thomas Howell 1943-7-22 18699 Placer Summit Valley Comment
  SACT000897  Danthonia unispicata Michael Baad 1976-6-16 Placer Descending down to the North Fork of the American Rver, southwest corner of SEC29. Granite boulders. Comment
  UCD102615  Darmera peltata A. S. Crafts 1926-5-1 803 Placer American River Canyon Comment
  CAS-BOT-BC420642  Darmera peltata Brandegee Unspecified s.n. Placer Blue Canon Comment
  CDA25788  Daucus carota G. K. Helmkamp, E. A. Helmkamp 2007-10-28 13104 Placer Sacramento Valley; Along Nicolaus Road 5.8 miles west of Lincoln. Comment
  UCR250142  Daucus carota George K. Helmkamp, Elizabeth Helmkamp 2013-6-11 20815 Placer Northern Sierra Nevada Mountains Foothills, Yankee Jim's Road, 3.6 miles northwest of its junction with Forest Hill Road 768 Comment
  SEINET11111226  Daucus carota A. Ashton 1971-10-9 s.n. Placer E side of Auburn. 305 Comment
  CAS-BOT-BC173276  Delphinium Saichi Kawahara 1969-5-25 1017 Placer Top of ridge east of old house, Mel Henderson Ranch, east of Indian Creek 1036 Comment
  UC615322  Delphinium Beryl O. Schreiber 1933-7-23 894 Placer meadow near Mt. Ellis Trail above Homewood; Lake Tahoe Comment
  JEPS59471  Delphinium andersonii Ezra Brainerd and Viola B. Baird 1915-7-2 213 Placer Squaw Creek Sierra Nevada Mts. 1920 Comment
  UC188660  Delphinium glaucum C. F. Sonne 1886-8-15 a Placer canyon above Kneeland's Mill Comment
  UC118698  Delphinium glaucum C. F. Sonne 1896-8-16 Placer canyon near Truckee (along stream) Comment
  CAS-BOT-BC116471  Delphinium nuttallianum Miss M. Alice King 1923-6-1 s.n. Placer near Summit Comment
  UC854192  Delphinium nuttallianum C. L. Hitchcock 1940-5-7 6334 Placer ca 1 mi w Baxter Comment
  UC854218  Delphinium nuttallianum A. A. Heller 1917-6-17 12700 Placer near river below Cisco; Yuba river 1676 Comment
  UCD96103  Delphinium nuttallianum A. A. Heller 1909-7-16 s.n. Placer Summit. 2133 Comment
  SEINET5338071  Delphinium sonnei A. A. Heller 1909-7-16 9856 Placer Summit 2134 Comment
  CAS-BOT-BC16945  Delphinium variegatum subsp. variegatum Helen Smith 1899-5-1 s.n. Placer Applegate Comment
  UC112866  Dendromecon rigida Katharine Brandegee 1908-6-5 Placer between Gold Run and Colfax; Magra Comment
  UCD95207  Dendromecon rigida C. H. Lamoureux 1956-5-19 1091 Placer 15 miles east of Auburn on Hwy 40. Comment
  POM97713  Dendromecon rigida I. E. Diehl 1902-7-7 s.n. Placer Colfax Comment
  SEINET5339590  Dendromecon rigida B. Condie 1955-5-14 s.n. Placer Found on roadside out of GoldRun Calif. 1372 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
  UCD44442  Deschampsia cespitosa C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1808 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  UCD75729  Deschampsia cespitosa Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5168 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, along Emigrant Trail on the N side of the north fork of Cold Creek, south side of trail between creek and trail. 2136 Comment
  SEINET10967711  Deschampsia cespitosa Lewis S. Rose 1946-6-23 Rose 46175 Placer Rainbow, n. of Cisco. 1737 Comment
  UCD96974  Deschampsia danthonioides Chuck Hughes 2010-7-13 237 Placer Within 50 ft of north side of Alpine Meadows Road. 1899 Comment
  CAS-BOT-BC201878  Deschampsia elongata R. F. Hoover 1967-9-7 10851 Placer Antone Meadow Comment
  SACT000932  Deschampsia elongata Michael Baad 1976-7-22 Placer Ascent of south-facing slope of Peak from trail to crest. Red fir forest and meadows. 2377.0 Comment
  SACT000943  Deschampsia elongata D. Meyer 1983-8-7 Placer 1879.0 Comment
  SACT000946  Deschampsia elongata D. Meyer 1984-7-15 Placer Collected in opening from tree canopy. 1909.0 Comment
  SACT000947  Deschampsia elongata D. Meyer 1984-7-15 Placer Moist Mountain meadow. 1909.0 Comment
  SACT000951  Deschampsia elongata D. Meyer 1984-7-29 Placer Road south of reservoir, moist shady north-facing slope. 1612.0 Comment
  SACT000960  Deschampsia elongata D. Meyer 1984-6-23 Placer 17.12 km from I80 Frontage Road, dry roadside. 978.0 Comment
  SD103538  Deschampsia elongata Darley Howe 1978-7-15 5076 Placer Along state highway 20; 29 miles west of Truckee 1646 Comment
  UCD43187  Deschampsia elongata C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-20 556 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  UCD63302  Deschampsia elongata Beecher Crampton 1955-6-15 2898 Placer Shirttail Canyon, 5.5 miles west of Iowa Hill. Comment
  CHSC91782  Descurainia californica G. F. Hrusa; J. Glazner 2000-7-1 15618 Placer Northern Sierra Nevada. Summit Village, Truckee. Along Donner Creek adjacent to Hwy 89. UTM: 10S, 43571 N, 07411 E. [Lat./long. on label is '39 22 N; 120 15 W']. 1844 Comment
  UCR270996  Descurainia incana John F. Emmel 2002-6-23 1757 Placer Sierra Nevada Mountains, northern Lake Tahoe region, Middle Martis Creek 2195 Comment
  UCD42923  Descurainia pinnata subsp. intermedia C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 291 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  SD239841  Dicentra formosa George K. Helmkamp, E. A. Helmkamp 2012-5-11 18955 Placer Northern Sierra Nevada Mountains Foothills: Finning Mill Road, 1.7 miles north of its junction with Forest Hill Road. 1041 Comment
  UC147583  Dicentra formosa Harriet A. Walker 1908-6-24 1252 Placer Blue Canyon 1432 Comment
  UCD82716  Dicentra formosa Robin McMaster 1973-6-3 432 Placer Lake Spaulding. 1524 Comment
  UCD15659  Dicentra formosa Jessica Le 1989-6-3 18 Placer Off 174 freeway from Colfax city. 609 Comment
  UCD22675  Dicentra formosa Heather Mueller 1990-5-19 19 Placer Mosquito Ridge Road, about 1/2 mile west of French Meadow Dam. Comment
  RSA604101  Dicentra formosa subsp. formosa Eric Brenner, John Hunter 1996-5-26 20 Placer Tahoe National Forest, Mosquito Ridge Road 1080 Comment
  UCD95069  Dicentra formosa subsp. formosa Rolf Y. Berg 1963-6-9 s.n. Placer State Highway 20, ca. 2 miles W of junction with U.S. Highway 40 at Emigrant Gap. Comment
  UCD22166  Dicentra uniflora Rex Palmer 1979-6-21 N 359 Placer Headwaters basin area of the North Fork of the American River. Comment
  CAS-BOT-BC402584  Dicentra uniflora Elizabeth McClintock; Wayne Roderick 1968-5-17 s.n. Placer Cisco Grove, northern Placer County Comment
  UC1585960  Dichelostemma capitatum Barbara Ertter with David Thompson 1989-4-8 8150 Placer near Auburn State Recreation Area entrance (Iowa Creek Road, ca 2 mi from I-80) 518 Comment
  RSA0035848  Dichelostemma capitatum subsp. capitatum George K. Helmkamp, Mary Alice Barnes 2013-4-18 20348 Placer Yankee Jim Road, 0.9 mile east of its junction with Canyon Way, 4.4 miles SE (167 ) of Colfax 561 Comment
  UCR218134  Dichelostemma capitatum subsp. capitatum George K. Helmkamp, E. A. Helmkamp 2010-6-26 16384 Placer Sierra Nevada Mountains Foothills, junction of Canyon Way and Yankee Jim's Road, east of I-80 between Weimar and Colfax 616 Comment
  SEINET8472306  Dichelostemma capitatum subsp. capitatum D. Buck 1959-3-27 6 Placer Along Hwy 40 just N of Colfax. 488 Comment
  SEINET8475399  Dichelostemma capitatum subsp. capitatum L. Munker 1962-1 34 Placer 3 miles S of Auburn, North Fork American River. 396 Comment
  RSA670112  Dichelostemma multiflorum Regina Putman 1997-4-19 4 Placer City of Rocklin, in grassy field north of Toys-R-Us. About 10 meters north of Toys-R-Us parking lot and 100 meters west of end of Five Star Boulevard. 67 Comment
  UC147599  Dichelostemma multiflorum Harriet A. Walker 1908-6-24 1276 Placer Blue Canyon 1432 Comment
  UCR198564  Dichelostemma multiflorum George K. Helmkamp, E. A. Helmkamp 2008-4-17 13293 Placer Sacramento Valley, Ranch House Road, 0.2 mile southeast of Sheridan 37 Comment
  POM109853  Dichelostemma volubile Marcus E. Jones s.n. Placer Auburn Comment
  UCR257101  Dichelostemma volubile George K. Helmkamp, Amy Barnes 2014-4-23 22785 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
  UC3342  Dichelostemma volubile C. F. Sonne 1891-5-17 12 Placer Auburn to Newcastle; Sierra Nevada Mountains Comment
  JEPS40711  Dieteria canescens var. shastensis Miss Helen D. Geis Jun 1 1912-Jul 1 1912 173 Placer Deer Park Comment
  CAS-BOT-BC150476  Diplacus grandiflorus Marcus E. Jones 1882-6-28 3288 Placer Emigrant Gap Comment
  SBBG50887  Diplacus grandiflorus J. Bockus 1974-5-25 12 Placer near cyn by roadside, Mosquito Ridge Rd, 5.2 mi E of Foresthill Comment
  SEINET188372  Diplacus layneae C. L. Hitchcock 1940-1 6406 Placer 6 mi N of Colfax 762 Comment
  CHSC82522  Diplacus leptaleus Lowell Ahart 2002-7-22 9903 Placer On the south side of a small natural lake, on the east side of the paved road to Lake Valley Reservoir, about 1/4 mile east of Yuba Gap and Highway 80. 1773 Comment
  SEINET14196696  Diplacus torreyi P. B. Kennedy, S. B. Doten 1901-8-18 414 Placer Talbots Home Camp, 7 miles from French Meadows. Comment
  CAS-BOT-BC151681  Diplacus torreyi Clare B. Hardham 1961-6-14 7356 Placer Baxter, Rte 40 - Sierra Nevada Mountains 1066 Comment
  CAS-BOT-BC151314  Diplacus tricolor Gordon H. True 1971-4-9 6475 Placer Rainpool area in Valley Grassland, northern limits of Lincoln. 48 Comment
  UCD78101  Dittrichia graveolens Robert E. Preston 2005-11-9 2368 Placer Between Roseville and Lincoln, at jct Sunset Blvd and Placer Corp Dr. 41 Comment
  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
  SEINET8552906  Dodecatheon alpinum A. Urrutia 1960-3-19 s.n. Placer North Fork American River, Hwy 49, 3 miles S of Auburn. 457 Comment
  UC1561214  Dodecatheon hendersonii Barbara Ertter with David Thompson 1989-4-9 8179 Placer ca 5 air mi nw Foresthill (Shirttail Canyon Road 2.4 mi from Dipper Road); nw of Forestville, Shirttail Canyon Road 609 Comment
  UC1562607  Dodecatheon hendersonii Barbara Ertter with David Thompson 1989-4-9 8184 Placer ca 4 air mi w Foresthill (Spring Garden Road 0.8 mi ne of Forestville-Auburn Road); w of Foresthill 670 Comment
  UCD15166  Dodecatheon hendersonii Phyllis Adams 1982-4-20 10 Placer California, Placer Co.; near the town of Auburn, in the American River Canyon; 396 Comment
  SEINET8561952  Dodecatheon hendersonii R. L. Smith 1942-4-3 11 Placer 10 miles E of Roseville. 152 Comment
  OBI77864  Downingia bicornuta Carl B. Wolf 1937-5-12 8623 Placer Sacramento Valley, 1 mi N of Lincoln 46 Comment
  RSA18624  Downingia bicornuta C. B. Wolf 1937-5-12 8623 Placer Sacramento Valley, 1 mi N of Lincoln 46 Comment
  RSA261564  Downingia bicornuta Stella Melugin 1969-4-26 68 Placer End of Road 5005. 12 Comment
  UC766287  Downingia bicornuta var. picta R. F. Hoover 1939-5-10 4091 Placer Lincoln Comment
  RSA21272  Downingia ornatissima C. B. Wolf 1937-5-12 8615 Placer Sacramento Valley, 1 mi N of Lincoln. 46 Comment
  RSA516594  Downingia ornatissima var. eximia R. C. Bacigalupi, G. Thomas Robbins, Francia Chisaki 1956-4-20 5629 Placer Along Antelope-Roseville road, at Sacramento-Placer Co. line. 43 Comment
  SD236255  Downingia ornatissima var. ornatissima G. K. Helmkamp, E. A. Helmkamp 2008-4-17 13282 Placer Sacramento Valley: Ranch House Road, 0.2 mile southeast of Sheridan (Lincoln 7.5'Q) 36 Comment
  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
  UC117690  Draba novolympica C. F. Sonne July 1892 Placer Tinker's Knob Sierra Nevada, Tinker's Knob 2743 Comment
  SEINET6691346  Drymocallis hansenii P. B. Kennedy, S. B. Doten 1901-8-18 417 Placer Talbot's Home Camp, 7 miles from French Meadows Comment
  SD95158  Dudleya cymosa Jeannette V. Taylor 1974-5-23 48 Placer 8.7 miles west of Placer County Big Tree Grove. 609 Comment
  UCSC000350  Dudleya cymosa W. W. Mackie 1904-5-4 s.n. Placer near Newcastle Comment
  SEINET1908714  Dysphania botrys G. K. Helmkamp, E. A. Helmkamp 2008-1 14098 Placer Foothills, northern Sierra Nevada Mountains; along Mosquito Ridge Road, 3.1 miles southeast of Forest Hill 773 Comment
  SACT001035  Echinochloa colona D. Meyer 1984-8-19 Placer 6.4 km north of I80. 103.0 Comment
  SACT001040  Echinochloa crus-galli Josephine Van Ess 1976-8-16 Placer Moist rocky bank. 206.0 Comment
  CAS-BOT-BC113435  Eleocharis bella Saichi Kawahara 1969-7-6 1442 Placer West bank of Indian Creek, Mel Henderson Ranch. 987 Comment
  CHSC74019  Eleocharis bella Susi Urie 1998-8-19 98 -083 Placer Lake Tahoe Basin Management Unit. About 0.2 mi north of Lake Tahoe; large meadow complex between Kings Beach and Tahoe Vista. 1901 Comment
  UC838805  Eleocharis bella Marcus E. Jones 1882-6-20 2905 Placer Emigrant Gap 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-BC113379  Eleocharis engelmannii A. A. Heller 1917-8-12 12874 Placer Southern Pacific reservoir W of Emigrant Gap. Comment
  UC710554  Eleocharis quinqueflora John Thomas Howell 1943-7-19 18575 Placer Summit Valley Comment
  OBI60156  Elodea nuttallii David J. Keil, with Kathleen A. Keil 1999-7-17 28379 Placer Along N Fork of Cosumnes River at Little Canyon Road ford. 457 Comment
  CAS-BOT-BC203871  Elymus X hansenii John H. Thomas; Hazelle A. Thomas 1956-7-21 6200 Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento 2377 Comment
  UCD36123  Elymus X hansenii Beecher Crampton 1952-11-9 928 Placer Placer County, 6 miles east of Auburn, 1 mile south of Meadow Vista. 457 Comment
  UCR257602  Elymus caput-medusae George K. Helmkamp, Amy Barnes 2014-3-21 22637 Placer Sacramento Valley, Riosa Road at the east side of its junction with CA-65, just west of Sheridan 33 Comment
  CAS-BOT-BC227593  Elymus elymoides Saichi Kawahara 1969-7-19 1524 Placer South side of Highway 80, 1 mile west of Blue Canyon turnoff 1524 Comment
  UCD75743  Elymus elymoides Ellen Dean, M. Starbuck,; K. Mawdsley, G. Harrington, M. Bibbo, J. Poloske 2008-7-20 5207 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
  SEINET3440054 Image available Elymus elymoides George K. Helmkamp, E. A. Helmkamp 2011-7-26 17862 Placer Northern Sierra Nevada Mountains: Emigrant Gap Road, 0.1 mi W of junction with US-80, 0.65 mi NE of Emigrant Gap 1590 Comment
  SACT001072  Elymus elymoides subsp. californicus James Grove 1977-7-15 Placer 2000.0 Comment
  UC70830  Elymus elymoides subsp. elymoides J. Burtt Davy Jun 25 1897-Jun 30 1897 3257 Placer near Truckee; Truckee River Basin Comment
  SACT001078  Elymus glaucus D. Meyer 1984-6-7 Placer 667.0 Comment
  SACT001082  Elymus glaucus D. Meyer 1984-8-17 Placer East of Colfax near Rollins Reservoir. 667.0 Comment
  SACT001088  Elymus glaucus D. Meyer 1984-6-17 Placer 667.0 Comment
  SACT001112  Elymus glaucus Michael Baad 1983-7-1 Placer .4 mile beyond airport road from I80 to Blue Canyon 1584.96 Comment
  SBBG56926  Elymus glaucus M. N. Ackley -Jun-1925 33 Placer Penryn 191 Comment
  UCD22249  Elymus glaucus Rex Palmer 1979-7-26 N 844 Placer Headwaters basin area of the North Fork of the American River Comment
  CDA18047  Elymus glaucus K. Connelly 1999-8-2 PDR 1223708 Placer Along side of Rd. 9 off of Hwy 89, Truckee. 0 Comment
  CAS-BOT-BC206794  Elymus glaucus subsp. glaucus A. A. Beetle 1941-5-25 2689 Placer 10 miles west of Colfax Comment
  UCD21597  Elymus glaucus subsp. glaucus E. Dean; M. Starbuck, C. Tresan, S. Tresan 2002-7-30 1261 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
  UCD61697  Elymus glaucus subsp. glaucus Beecher Crampton 1955-6-15 2911 Placer 1/2 mile north of Forest Hill. 975 Comment
  UCR229545  Elymus glaucus subsp. glaucus George K. Helmkamp, E. A. Helmkamp 2011-7-26 17863 Placer Northern Sierra Nevada Mountains, Emigrant Gap Road, 0.1 mile west of its junction with US-80, 0.65 mi. NE (65 deg. ) of Emigrant Gap 1590 Comment
  SACT001108  Elymus glaucus subsp. jepsonii Josephine Van Ess 1977-6-3 Placer Collected at bend in road about .75 mile west of highway 49. Oak woodland, moist. 420.7 Comment
  UCD62477  Elymus multisetus Beecher Crampton 1961-9-27 6014 Placer 1 mile west of Cisco Grove. 1706 Comment
  UCD62602  Elymus stebbinsii subsp. septentrionalis Beecher Crampton 1964-7-21 7128 Placer Blue Canyon. 1430 Comment
  SEINET7293676 Image available Elymus trachycaulus subsp. subsecundus Beecher Crampton 1955-1 2895 Placer Slopes of Shirttail Canyon, 6.5 miles west of Iowa Hill. Comment
  CHSC74340  Elymus trachycaulus subsp. trachycaulus Susi Urie 1998-9-2 98 -212 Placer Lake Tahoe Basin-National Forest. Meadow below Hwy 28, between the highway and Lake Forest Road; about 0.2 mi north of Lake Tahoe. 1908 Comment
  SEINET203552 Image available Elymus trachycaulus subsp. trachycaulus F. J. Hermann 1955-7-27 11941 Placer Northwest shore of Lake Tahoe Tahoe City 1830 Comment
  CHSC79883  Elytrigia intermedia subsp. intermedia G. F. Hrusa; J. Glazner 1999-7-18 15219 Placer Northern California, Lake Tahoe Region. Betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. UTM: 10s, 43434 N, 07418 E. 1889 Comment
  SBBG71688  Enemion occidentale M. N. Ackley -Jun-1925 905 Placer Towle 1127 Comment
  UCR190152  Epilobium angustifolium subsp. circumvagum George K. Helmkamp, E. A. Helmkamp 2007-8-1 12641 Placer Northern Sierra Nevada Mountains, Donner Pass Road between Donner and Norden, about 0.2 mile east of the Nevada Co. border 2151 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
  RSA634231  Epilobium canum subsp. canum Robert M. Rhode, Barbara Nemeth 1995-7-26 1995 -/7 Placer Lake Tahoe: Blackwood Creek Canyon (ca. 4 miles south of Tahoe City). Near Blackwood Creek Canyon Road, about 0.4 mile west of turnoff from Highway 89 1921 Comment
  CAS-BOT-BC171701  Epilobium canum subsp. latifolium Margaret Williams 1961-9-30 s.n. Placer West of Donner Pass near Lincoln Peak Comment
  JEPS44034  Epilobium canum subsp. latifolium L. S. Smith 1927-8-12 2220 Placer Squaw Creek and below Tahoe National Forest, Upper basin 2286 Comment
  RSA448503  Epilobium canum subsp. latifolium Fay A. MacFadden 1934-8-10 12837 Placer Cisco. Comment
  UC20682  Epilobium canum subsp. latifolium Mrs. M. M. Hardy 1893-1 Placer Comment
  UCD105596  Epilobium canum subsp. latifolium G. L. Stebbins Jr.; R. Bacigalupi, F. Ehrandorfer, J. Hunziker, et al. 1952-7-20 5133 Placer Along Shirttail Creek, just above its junction with N Fork American River, along road from Colfax to Forest Hill. Comment
  UCD21986  Epilobium canum subsp. latifolium Beth Lowe Corbin 1982-8-11 319 Placer 1 2/3 mile SW of Onion Creek campground. 1905 Comment
  SEINET12861958  Epilobium canum subsp. latifolium T. Swecker 1971-10-2 s.n. Placer Bank of N. Fork of American River 305 Comment
  JEPS111211  Epilobium ciliatum Steve Matson 2005-7-4 1373 Placer Martis Valley, southeast of Truckee, National Recreation Area, south of Highway 267 and south of Martis Creek and west of Northstar subdivision; southwest edge of wet meadow ;39.2871 N, 120.1407 W: elevation 5,900 ft. 1798 Comment
  UC1748360  Epilobium ciliatum subsp. ciliatum Susi Urie 1998-8-25 98 -90 Placer about 0.2 mi N of Lake Tahoe (large meadow complex between Kings Beach and Tahoe Vista) 1901 Comment
  UCR233403  Epilobium ciliatum subsp. glandulosum George K. Helmkamp, E. A. Helmkamp 2011-8-26 18183 Placer Northern Sierra Nevada Mountains, along Forest Hill Road, 12.9 miles east of Humbug Road, less than 1 mile northwest of Robinson Flat 2050 Comment
  UCR258170  Epilobium densiflorum George K. Helmkamp, Elizabeth Helmkamp 2012-10-20 20050 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
  UCD150585  Epilobium glaberrimum James A. Neilson Jr. 1972-8-8 2688 Placer Tahoe Basin, Ward Creek, lower meadow approximately 300 yards above the big meadow, ca. 2 miles southeast of Tahoe City. 1905 Comment
  UCR177128  Epilobium glaberrimum George K. Helmkamp, E. A. Helmkamp 2005-9-30 9943 Placer Northern Sierra Nevada Mtns., Hampshire Rocks Road south of the I-80 Rainbow exit (c. 2 mi east of Cisco Grove) 1805 Comment
  UCR240961  Epilobium glaberrimum subsp. glaberrimum George K. Helmkamp, E. A. Helmkamp 2012-9-25 19912 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
  JEPS111287  Epilobium hallianum Steve Matson 2005-7-4 1375 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
  UCD44006  Epilobium hallianum C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-11 1372 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  UCD106511  Epilobium minutum Frederica Bowcutt 1994-7-22 1949 Placer Sierra Nevada Mountains, Tahoe Basin, Northshore between Truckee and Tahoe City, Squaw Valley ski resort. Near High Camp at pond construction site. 2438 Comment
  UCD150704  Epilobium obcordatum James A. Neilson Jr. 1970-8-5 1736 Placer Tahoe Basin, North Ward Creek. 2042 Comment
  UC20082  Epilobium obcordatum W. H. Brewer 1863-8-27 2163 Placer near Knoxville; Truckee River, Camp 142 2682 Comment
  CAS-BOT-BC57977  Equisetum W. R. Dudley 1900-6-29 s.n. Placer Near Fish Hatchery Tahoe City. 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
  CHSC74054  Equisetum arvense Susi Urie 1998-8-13 98 -039 Placer Lake Tahoe Basin--National Forest. Meadow along the south side of Ward Creek, 1.5 mi west of Lake Tahoe and Sunnyside. 2097 Comment
  UCSC003236  Equisetum hyemale subsp. affine Randall Morgan 2005-5-30 s.n. Placer On sand dune, shore of Lake Tahoe, Tahoe Vista. Lake Tahoe, Tahoe Vista Comment
  UCSC003237  Equisetum hyemale subsp. affine Unknown 1981-8-21 281 Placer On sand dune, shore of Lake Tahoe, Tahoe Vista. Lake Tahoe, Tahoe Vista 1890 Comment
  SD81088  Equisetum laevigatum Darley F. Howe 1971-7-3 Placer Truckee 1830 Comment
  UCD64356  Eragrostis pectinacea Beecher Crampton 1967-7-26 8161 Placer 2.5 miles SW of Applegate, Interstate Hwy. 80W, junction of Meadow Vista Road. 487 Comment
  UCD13387  Eremogone congesta Steve Daniel 1986-5-31 86 -42 Placer Entrance to Placer Big trees Park. Comment
  CAS-BOT-BC174286  Eremogone congesta var. suffrutescens Dr. Kellogg 1870-6-1 s.n. Placer Cisco Comment
  UC2046012  Ericameria bloomeri Stephen W. Edwards with Katie Colbert 2015-8-7 s.n. Placer Monumental Ridge. Comment
  JEPS71606  Ericameria suffruticosa Gladys L. Smith 1972-8-25 3415 Placer foot of Granite Chief Granite Chief 2575 Comment
  UCD75953  Ericameria suffruticosa Ellen Dean, M. Starbuck,; G. Harrington, M. Bibbo, J. Poloske, K. Mawdsley 2008-7-20 5200 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
  UC1191221  Erigeron coulteri Herbert L. Mason 1939-8-3 12204 Placer n of Lake Tahoe (Squaw Creek Valley); Squaw Creek Valley 1889 Comment
  UCD43378  Erigeron coulteri C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-12 746 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  UCD75701  Erigeron coulteri Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5150 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
  RSA0049719  Erigeron divergens Dean Wm. Taylor 2013-8-7 21395 Placer Coldstream Valley, just above Horseshoe Bend on the railroad mainline 1889 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-BC300831  Erigeron glacialis var. glacialis Le Roy Abrams 1911-7-27 4783 Placer Lake Tahoe Region. Lake Valley 1950 Comment
  UCD125099  Erigeron miser Ellen Dean; M. Starbuck, DHS Jazz Choir 2012-8-25 7498 Placer Long Lake, west of the town of Soda Springs. Northeastern side of lake. 2016 Comment
  CDA15677  Erigeron peregrinus G. F. Hrusa, J. Glazner 1999-7-18 15227 Placer Lake Tahoe; betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1905 Comment
  UCR257631  Erigeron peregrinus subsp. callianthemus George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19533 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
  SD43635  Erigeron philadelphicus Darley F. Howe 1948-5-23 Placer American River 305 Comment
  UC87712  Erigeron pumilus var. intermedius C. F. Sonne Aug 1894 Placer Truckee River, Sierra Nevada Mountains Comment
  UCD119307  Eriodictyon lobbii Walter H. Johnson 1958-11-14 s.n. Placer Near Blue Canyon on Highway 40. 1584 Comment
  UCD119308  Eriodictyon lobbii W. H. Johnson 1958-11-14 s.n. Placer U.S. Highway 40, near Blue Canyon. 1584 Comment
  UCD34549  Eriodictyon lobbii Beecher Crampton 1985-6-23 9994 Placer Placer County, North Shore Lake Tahoe, Stateline road. Comment
  CAS-BOT-BC255404  Eriogonum Saichi Kawahara 1969-7-6 1473 Placer Finning Mill Road just south of Sugar Pine Road, Tahoe National Forest 1139 Comment
  SCFS1162  Eriogonum E. Krimmel, F. Felix 2013-7-26 Placer NFAm. Off Foresthill Road. Rocky overlook. Comment
  JEPS126263  Eriogonum elatum var. elatum Steve Matson 2000-7-6 470 Placer nSNH; Martis Valley, about 4 miles SE of Truckee; Martis Creek Wildlife Area; 600 meters north of Highway 267. Comment
  CDA12393  Eriogonum incanum G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8521 A Placer Lake Tahoe; Head of Ward Valley. Comment
  UCD22136  Eriogonum incanum Rex Palmer 1979-6-20 N 310 Placer Headwaters basin area of the North Fork of the American River 2331 Comment
  CAS-BOT-BC259348  Eriogonum lobbii Alice Eastwood 1909-1-1 228 Placer Lake Tahoe Region. Squaw Creek Comment
  UC849508  Eriogonum lobbii var. lobbii Alice Eastwood July 1909 228 Placer Squaw Creek Lake Tahoe Region, Squaw Creek Comment
  JEPS72783  Eriogonum lobbii var. lobbii Gladys L. Smith 1972-8-25 3424 Placer above Squaw Valley; Granite Chief 2773 Comment
  JEPS56785  Eriogonum marifolium C. F. Sonne 1888-7-29 296 Placer <?> head of Bear Creek Sierra Nevada Mountains, Bear Creek Comment
  CDA24997  Eriogonum nudum J. Glazner 2000-9-2 s.n. Placer Lake Tahoe; Wooded slope betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. Perennial. 1889 Comment
  UCR229453  Eriogonum nudum George K. Helmkamp, E. A. Helmkamp 2011-7-26 17899 Placer Northern Sierra Nevada Mountains, Bowman Lake Road, 0.9 mile north of its junction with CA Hwy 20, 0.85 mi. NE (23 deg. ) of Emigrant Gap and N of I-80 1434 Comment
  CAS-BOT-BC264811  Eriogonum nudum var. deductum Marcus E. Jones 1882-6-29 3469 Placer Emigrant Gap Comment
  UC1204700  Eriogonum nudum var. deductum N. French 1934-6-6 350 Placer 1/2 mi w Lake Van Norden; Tahoe NF, Truckee Quadrangle Comment
  CAS-BOT-BC264808  Eriogonum nudum var. deductum Peter Rubtzoff 1976-9-19 8872 Placer Lake Van Norden, Sierra Nevada 2063 Comment
  UCR176259  Eriogonum nudum var. nudum George K. Helmkamp, E. A. Helmkamp 2006-8-11 11216 Placer Northern Sierra Nevada Mtns foothills, along Forest Hill Rd., 8.7 miles northeast of Forest Hill 1311 Comment
  CAS-BOT-BC261705  Eriogonum nudum var. oblongifolium John Thomas Howell; Gordon H. True 1968-6-9 44507 Placer Alta 1066 Comment
  JEPS111106  Eriogonum ovalifolium var. purpureum Steve Matson 2005-7-18 1405 Placer Martis Valley, southeast of Truckee, National Recreation Area, west of Highway 267 and Parking Picnic area. 39.3007 N, 120.1368 W; elevation 5845 ft. 1781 Comment
  CAS-BOT-BC253062  Eriogonum roseum L. R. Abrams 1917-9-14 6753 Placer Between Roseville and Penryn Comment
  UCD21608  Eriogonum spergulinum E. Dean; M. Starbuck, C. Tresan, S. Tresan 2001-6-30 1277 Placer Vicinity of the town of Soda Springs. Along trail that starts at Soda Springs Rd. and travels E from the Serene Lakes region up ca. 100 m to a ridge that looks down on Lake Van Norden and railroad tracks. W-facing slope, ascending ridge. 2200 Comment
  CAS-BOT-BC269940  Eriogonum spergulinum var. reddingianum L. S. Rose 1941-7-8 41290 Placer Chambers Lodge (McKinney), Lake Tahoe 1900 Comment
  CAS-BOT-BC269941  Eriogonum spergulinum var. reddingianum L. S. Rose 1941-7-8 41290 Placer Chambers Lodge (McKinney), Lake Tahoe 1900 Comment
  CHSC32006  Eriogonum spergulinum var. reddingianum L. Ahart 1972-7-7 139 Placer French Meadows, on bottom of sandy wash. 1524 Comment
  UCR207119  Eriogonum spergulinum var. reddingianum George K. Helmkamp, E. A. Helmkamp 2009-7-16 15241 Placer Sierra Nevada Mountains, Robinson Flat, a camping and day-use area at the junction of Forest Hill and Soda Springs Roads 2107 Comment
  CHSC108617  Eriogonum umbellatum var. furcosum L. P. Janeway; B. Castro 2011-8-27 10677 Placer Northern High Sierra Nevada. West side of Spaulding Road 35 m north of Hwy 20. 1597 Comment
  JEPS111107  Eriogonum umbellatum var. nevadense Steve Matson 2005-7-16 1399 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
  UC1032140  Eriogonum umbellatum var. nevadense R. C. Wilson 1934-9-19 74 Placer Squaw Creek Tahoe National Forest, Truckee Quadrangle, Squaw Creek Comment
  UC615502  Eriogonum umbellatum var. nevadense Beryl O. Schreiber 1932-9-11 770 Placer Summit Comment
  UCD75759  Eriogonum umbellatum var. nevadense Ellen Dean, M. Starbuck,; K. Mawdsley, G. Harrington, M. Bibbo, J. Poloske 2008-7-20 5231 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, ridge between Southern Pacific RR tracks and railroad tunnel to the west of Lakeview Canyon, along undeveloped road downslope of off-road vehicle location. 2194 Comment
  CAS-BOT-BC262174  Eriogonum umbellatum var. torreyanum C. F. Sonne 1885-9-27 294 Placer Sierra Nevada Mts. On road to Tahoe near old Shingle Mill, at Squaw Creek Comment
  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
  CAS-BOT-BC262230  Eriogonum ursinum Alice Eastwood 1909-1-1 298 Placer Lake Tahoe Region, Deer Park 1889 Comment
  RSA793116  Eriogonum ursinum James R. Shevock 1985-8-9 11334 Placer Tahoe National Forest, Granite Chief Wilderness. Along trail 16E10 above Picayune Valley. 2200 Comment
  SBBG28269  Eriogonum ursinum D. D. Keck 1932-6-30 1576 Placer 1 mi E of Cisco 1798 Comment
  UC569819  Eriogonum ursinum B. Bolt 1934-7-16 121 Placer 1 1/4 mi se mouth of Serena Creek; Truckee Quadrangle 2042 Comment
  UC6507  Eriogonum ursinum Miss M. E. Parsons Aug. 1896 Placer Deer Park Lake Tahoe, Deer Park Comment
  UC77787  Eriogonum ursinum Kellogg 1870-6-15 Placer Cisco Comment
  UCD101538  Eriogonum wrightii Beecher Crampton 1975-10-14 9329 Placer Emigrant Gap area on Hwy. 80 just east of Vista Point. 1524 Comment
  SEINET5332157  Eriogonum wrightii var. subscaposum P. B. Kennedy, Samuel Bradford Doten 1901-8-18 421 Placer French Meadows. Comment
  UCR215986  Eriophyllum lanatum var. croceum George K. Helmkamp, Amy Barnes 2009-7-12 15185 Placer Sierra Nevada Mountains, along Foresthill Road 10.3 miles northeast of the town of Foresthill 1370 Comment
  CAS-BOT-BC301408  Eriophyllum lanatum var. grandiflorum Mrs. H. M. Mitchell 1923-4-26 s.n. Placer Gold Run Comment
  UC220208  Eriophyllum lanatum var. grandiflorum Katharine Brandegee 1908-7-1 Placer Auburn 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-BC308245  Eriophyllum lanatum var. integrifolium M. E. Jones 1882-6-30 s.n. Placer Emigrant Gap Comment
  JEPS34497  Eriophyllum lanatum var. integrifolium L. S. Smith 1928-7-7 2470 Placer road to Robertson Flat above Forest H; Tahoe National Forest 1219 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
  JEPS113109  Erodium botrys Lowell Ahart, Brian Williams 2007-4-13 13648 Placer On damp granite soil, open pasture fields, about 1/2 mile south of the Manzanita Cemetery, about 1/2 mile west of Gladding Road, about 2 3/4 miles north of Lincoln 43 Comment
  CDA37173  Erodium brachycarpum CDFA Staff 1975-4-17 s.n. Placer Loomis; David Takagishi property, northeast of the junction of Sierra College Blvd. & Interstate 80. 0 Comment
  SBBG128087  Eryngium castrense J. Dittes 2003-5-25 2003 -30 Placer ca. 3.3 air-mi S of Lincoln, 0.5 air-mi E of intersection of St Hwy 65 and 12-Bridges Exit 39 Comment
  SEINET5784017 Image available Erysimum capitatum Marcus E. Jones 1882-1 2620 Placer Emigrant Gap Comment
  UCD43170  Erysimum capitatum C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-20 539 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  POM94578  Erysimum capitatum Marcus E. Jones 1882-6-28 2620 Placer Emigrant Gap. Comment
  SEINET5342763  Erysimum capitatum L. Miller 1934-6-10 s.n. Placer Lake Tahoe, near Homewood. Comment
  UCR206782  Erysimum capitatum var. capitatum George K. Helmkamp, E. A. Helmkamp 2009-7-16 15214 Placer Sierra Nevada Mountains, Forest Hill Road, 26.1 miles northeast of the city of Foresthill, c. 3/4 mi. NW of Sailor Flat 2020 Comment
  CAS-BOT-BC55095  Erysimum perenne D. E. Breedlove 1962-6-13 3540 Placer Sierra Nevada. On steep bank of Truckee River, 7.0 miles south of Truckee. 1828 Comment
  CAS-BOT-BC55096  Erysimum perenne D. E. Breedlove 1962-6-13 3540 Placer Sierra Nevada. On steep bank of Truckee River, 7.0 miles south of Truckee. 1828 Comment
  JEPS72061  Erysimum perenne Gladys L. Smith 1972-6-20 3210 Placer open plateau about terminus of Summit chairlift; Ward Peak 2621 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
  SEINET6793894 Image available Erythranthe lewisii Sally Walker 1982-1 Placer Ski area above Tahoe, Truckee Rd 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
  OBI49255  Erythranthe moniliformis Lewis S. Rose 1941-7-12 41308 Placer Chambers Lodge, (McKinney), Lake Tahoe 1920 Comment
  SCFS1218  Erythranthe moschata E. Krimmel 2013-6-29 Placer NFAm. Painted Rock Trail. Top of meadow. Comment
  CAS-BOT-BC502824  Erythronium multiscapideum Miss Francis D. Patterson 1921-4-1 s.n. Placer Dutch Flat Comment
  UCD14318  Erythronium purpurascens Sutton 1984-5-19 17 Placer 4 miles down Blue Canyon Road from Highway 80, 30 yards in from the east side of the road. 1371 Comment
  HSC82613  Eschscholzia caespitosa Thomas W. Nelson, Jane P. Nelson 1979-4-11 4604 Placer Along N side of Douglas Blvd., 1 mi. S of junction with I-80 Comment
  SD248465  Eschscholzia caespitosa George K. Helmkamp, Elizabeth A. Helmkamp 2007-3-25 11709 Placer Foothills, Northern Sierra Nevada Mountains: Forest Hill Road, 0.9 mile east of its juncton with CA-49 at the bridge of the junction of American River forks (Auburn 7.5'Q) 287 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
  SD113755  Eschscholzia californica Darley F. Howe 1948-5-22 1818 Placer 671 Comment
  UC112927  Eschscholzia californica Katharine Brandegee 1908-6-4 Placer R.R. embankment near Gold Run Comment
  RSA11787  Eschscholzia lobbii Elmer I. Applegate 1928-4-22 5363 Placer Above Auburn on Grass Valley road Comment
  CAS-BOT-BC419538  Eschscholzia lobbii M. S. Baker 1900-2-12 s.n. Placer Near Auburn Comment
  SD113752  Eschscholzia lobbii Darley F. Howe 1948-5-21 1917 Placer Comment
  CAS-BOT-BC310366  Eucephalus breweri L. S. Smith 1927-8-5 2155 Placer Tahoe National Forest. Robertson Flat, Forest Hill Dist. Comment
  JEPS111307  Eucephalus breweri Steve Matson 2005-7-31 1428 Placer Just north of the Tahoe Basin, along logging about 1 km east of Brockway Summit (Highway 267) 200 meters south of paved road to Martis Peak; 39.2682 N, 120.0620 W ; elevation 7,460 ft 2273 Comment
  UCD38932  Euphorbia serpillifolia Beecher Crampton 1961-9-27 6005 Placer 1 mile west of Cisco Grove, along US Hwy 40. Comment
  CAS-BOT-BC312158  Eurybia integrifolia A. A. Heller 1917-8-13 12906 Placer Near Summit hotel in granite 2133 Comment
  CHSC74196  Eurybia integrifolia Susi Urie 1998-9-4 98 -268 Placer On north side of Ward Creek about 2.9 mi west of Lake Tahoe and Sunnyside. 2011 Comment
  JEPS126424  Eurybia integrifolia Steve Matson 2002-7-14 571 Placer nSHN; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; 200 yards west of Northstar homes (Bosque Drive), along TMT trail heading west to Lookout Mountain Creek. Comment
  UC203811  Eurybia integrifolia A. A. Heller 1917-8-13 12906 Placer near Summit hotel 2133 Comment
  SEINET7249049  Fabaceae George K. Helmkamp, Mary Alice Barnes 2013-1 Placer Comment
  UCR235483  Festuca George K. Helmkamp, E. A. Helmkamp 2012-5-5 18938 Placer Northern Sierra Nevada Mountains Foothills, Todd Valley Road, 1.2 miles south of its junction with Foresthill Road 779 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
  UCD43902  Festuca idahoensis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-9 1268 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  SACT001169  Festuca occidentalis Michael Baad 1983-7-10 Placer Collected along road to Hellistor Point, open sugar pine forest. 1606.0 Comment
  SACT001174  Festuca pacifica Josephine Van Ess 1976-4-14 Placer Sunny slope. 91.5 Comment
  CHSC74341  Festuca rubra Susi Urie 1998-9-1 98 -190 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
  SACT001190  Festuca rubra D. Meyer 1984-7-29 Placer Road south of reservoir moist shady north-facing slope. 1612.0 Comment
  SACT001214  Festuca viridula Michael Baad 1976-7-17 Placer 2 miles west of Alpine Meadows Ski Area and 6 miles west of Tahoe City 2000.0 Comment
  UCD66514  Festuca viridula A. A. Heller 1917-8-14 12926 Placer Mt. Lincoln south of Summit valley. 2499 Comment
  UCD74214  Festuca viridula Jennifer W. Burt; Kate Mawdsley, Belinda Lo 2006-7-26 227 Placer Sugarbowl active ski area, off Hwy 80 near Soda Springs - collected from center of 'Central Pacific' ski run. 2196 Comment
  SEINET7417536 Image available Frangula californica subsp. californica A. A. Heller 1917-1 12680 Placer near Dutch Flat 914 Comment
  CAS-BOT-BC53543  Frangula californica subsp. tomentella Doris K. Kildale 1928-8-23 6644 Placer near Colfax Comment
  CAS-BOT-BC53548  Frangula californica subsp. tomentella David D. Keck 1933-5-31 2430 Placer Just south of Auburn on road to Roseville 304 Comment
  SEINET11243878  Frangula californica subsp. tomentella C. Lane, H. Mozingo 1979-3-31 4 Placer North fork of the Middle Fork of the American River. 518 Comment
  CDA39644  Frangula rubra subsp. yosemitana D. G. Kelch 2011-10-2 11 .815 Placer Gold Run rest stop. Comment
  UC119841  Fritillaria agrestis J. W. Congdon 1894-4-1 Placer near Roseville Comment
  UC914306  Fritillaria agrestis Verne Grant, Alva Grant 1946-3-10 7689 Placer w end of Rocklin Rocklin Comment
  JEPS73035  Fritillaria atropurpurea Gladys L. Smith 1972-6-19 3169 Placer Tahoe City 1901 Comment
  CAS-BOT-BC504553  Fritillaria atropurpurea W. R. Dudley 1893-6-20 s.n. Placer Castle Lake Trail, near Lake Tahoe Comment
  UC1586052  Fritillaria micrantha Barbara Ertter with David Thompson 1989-4-8 8169 Placer near entrance to Auburn State Recreation Area (2 mi from I-80, Iowa Creek Road, at creek crossing); Iowa Creek Road 518 Comment
  CAS-BOT-BC504446  Fritillaria recurva Saichi Kawahara 1969-5-24 846 Placer Mel Henderson Ranch, Indian Creek 1005 Comment
  UCD44474  Galium C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1840 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  CDA37053  Galium aparine CDFA Staff 1995-5-31 s.n. Placer Pino Ranch, near Newcastle. 0 Comment
  CHSC74120  Galium aparine Susi Urie 1998-8-17 98 -060 Placer About 0.5 mi north of Ward Creek, along a small tributary; about 2 mi west of Lake Tahoe and Sunnyside. 2097 Comment
  SD146164  Galium bifolium G. 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
  RSA0053710  Galium bolanderi G. K. Helmkamp, E. A. Helmkamp 2012-9-8 19808 Placer Northern Sierra Nevada Mountains along Forest Hill Road, 10.4 miles northeast of Hidden Treasure Road, 0.45 mi. ESE of Whisky Hill 1677 Comment
  UCR176261  Galium bolanderi George K. Helmkamp, E. A. Helmkamp 2006-8-11 11214 Placer Northern Sierra Nevada Mtns foothills, along Forest Hill Rd., 8.7 miles northeast of Forest Hill 1311 Comment
  POM303632  Galium grayanum var. grayanum J. T. Howell 1943-7-26 18840 Placer Mt. Lincoln. Comment
  CDA6665  Galium murale T. C. Fuller 1959-5-2 2407 Placer Warren Wilson property, Mt. Pleasant District, 5 miles northeast of Lincoln. 0 Comment
  SEINET12514859  Galium nuttallii Curt Aarstad 1979-4-1 s.n. Placer 1/2 mile east of Junction of old and new Auburn Forest Hills Rd. Comment
  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
  UCR193340  Galium porrigens var. tenue George K. Helmkamp, E. A. Helmkamp 2007-5-30 12178 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 10.7 miles east of its junction with Forest Hill Road in Foresthill 588 Comment
  SBBG7322  Galium trifidum E. R. Blakley 1960-9-3 3815 Placer King's Beach, Lake Tahoe 1903 Comment
  CHSC73993  Galium trifidum var. pacificum Susi Urie 1998-8-25 98 -091 Placer About 0.2 mi north of Lake Tahoe. 1901 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
  CHSC74121  Galium triflorum Susi Urie 1998-8-13 98 -032 Placer Meadow along the south side of Ward Creek about 1.5 mi west of Lake Tahoe and Sunnyside. 2097 Comment
  SACT001235  Gastridium ventricosum D. Meyer 1984-6-23 Placer And the American River. Rocky riverbank. 352.0 Comment
  UCD22097  Gayophytum Rex Palmer 1979-6-20 N 332 Placer Headwaters basin area of the North Fork of the American River Comment
  UCR240944  Gayophytum George K. Helmkamp, E. A. Helmkamp 2012-9-25 19896 Placer Northern Sierra Nevada Mountains, junction of Blue Canyon Road and Putt Road, just south of I-80, west of Emigrant Gap 1634 Comment
  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
  UCR176260  Gayophytum diffusum subsp. parviflorum George K. Helmkamp, E. A. Helmkamp 2006-8-11 11215 Placer Northern Sierra Nevada Mtns foothills, along Forest Hill Rd., 8.7 miles northeast of Forest Hill 1311 Comment
  UCR201522  Gayophytum diffusum subsp. parviflorum George K. Helmkamp, E. A. Helmkamp 2008-8-20 14013 Placer Northern Sierra Nevada Mountains, Rainbow exit south from US-80 and east of Big Bend, adjacent to the South Yuba River 1811 Comment
  UC422801  Gayophytum heterozygum Martha Brier June 1894 Placer near Fowler; Bear Valley Comment
  SEINET9323101  Gayophytum humile Unknown 1999-7-17 15128 Placer Martis Valley Comment
  CAS-BOT-BC217385  Gentiana affinis var. ovata Brandegee No date on label. s.n. Placer Colfax Comment
  SEINET10880779 Image available Gentiana calycosa William H. Brewer 1864-1 Brewer 2164 Placer Sierra Nevada. 2682 Comment
  UCD150768  Gentianopsis simplex James A. Neilson Jr.; Dianne Q. McQuaid 1972-8-24 3589 Placer Tahoe Basin, Ward Valley, upper meadow. 2133 Comment
  CDA36896  Geranium dissectum CDFA Staff 1995-6-2 s.n. Placer Dry Creek. 0 Comment
  UCR173266  Geranium dissectum George K. Helmkamp, Elizabeth Helmkamp 2006-5-13 10428 A Placer Northern Sierra Nevada foothills, 2.1 mi south of Auburn along Calif. Hwy 49 293 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
  CHSC74118  Geum macrophyllum Susi Urie 1998-8-11 98 -040 Placer Lake Tahoe Basin--National Forest. Meadow along the south side of Ward Creek, about 1.5 mi west of Lake Tahoe and Sunnyside. 2097 Comment
  UCD43324  Geum macrophyllum C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-12 692 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  JEPS111121  Geum triflorum Steve Matson 2005-7-30 1426 Placer Squaw Valley ski area, about 1.6 km SSW of High Camp (top of tramway), north side of ridge high point facing large rocky pinnacle (south of Emigrant Pass) 39.1885 N, 120.2775 W; elevation 8,700 ft. 2651 Comment
  RSA148690  Gilia capitata subsp. mediomontana Clare B. Hardham 1961-6-14 7362 Placer Baxter. Rte. 40 1067 Comment
  UC193884  Gilia capitata subsp. pedemontana C. F. Sonne 1891-5-17 Placer Colfax Comment
  SEINET11266062  Gilia leptalea George Helmkamp, E. A. Helmkamp 2011-8-26 18172 Placer Norther Sierra Nevada Mountains: along Forest Hill Road, 0.4 miles of Robinson Flat (Duncan Peak 7.5 Q.); 0 2041 Comment
  UCR233388  Gilia leptalea subsp. leptalea George K. Helmkamp, E. A. Helmkamp 2011-8-26 18172 Placer Northern Sierra Nevada Mountains, along Forest Hill Road, 0.4 miles west of Robinson Flat 2041 Comment
  UCD66747  Glyceria borealis August L. Hormay 1932-7-8 Placer W side of Lake Tahoe, 6 miles S of Tahoe Tavern. Comment
  CDA15668  Glyceria elata G. F. Hrusa, J. Glazner 1999-7-18 15214 Placer Lake Tahoe; Wooded slopes betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1889 Comment
  UCD66739  Glyceria grandis W. L. Jepson 1934-8-7 16882 Placer Truckee River, near Squaw Creek. Comment
Read comments
Feb 25 2011
  CAS-BOT-BC307372  Gnaphalium palustre John Thomas Howell 1943-7-19 18583 Placer Summit Valley Comment
  UCD21883  Gnaphalium palustre Beth Lowe Corbin 1982-8-3 185 Placer Onion Creek campground. In fine, sandy, granitic soil, in a somewhat disturbed area in open meadow. Annual. Phyllaries whitish. Full sun. Southwest facing slope. Common. 1841 Comment
  UC614816  Gnaphalium palustre Beryl O. Schreiber 1932-9-11 765 Placer road to Summit Comment
  CHSC84567  Gratiola ebracteata John Dittes 2003-5-25 2003 -24 Placer Sacramento Valley; approximately 3.3 air-miles south of Lincoln, 0.5 air-miles due east of intersection of State Highway 65 and 12-Bridges Exit. In beds of vernal pools. 39 Comment
  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
  UCD132554  Grindelia camporum G. K. Helmkamp; E. A. Helmkamp 2006-8-11 11209 Placer Northern Sierra Nevada Mountain. Along Forest Hill Road, 1.0 mile north of Forest Hill. 1037 Comment
  JEPS41903  Grindelia hirsutula W. H. Shockley Jun 1886 Placer Auburn Comment
  UCR194702  Grindelia hirsutula var. davyi George K. Helmkamp, E. A. Helmkamp 2007-5-30 12207 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 8.5 miles east of its junction with Forest Hill Road in Foresthill 488 Comment
  UCD22128  Hackelia Rex Palmer 1979-6-21 N 366 Placer Headwaters basin area of the North Fork of the American River. Comment
  JEPS71663  Hackelia micrantha Gladys L. Smith 1972-6-18 3136 Placer Alpine Meadows 2072 Comment
  UCD22140  Hackelia micrantha Rex Palmer 1979-7-12 N 656 Placer Headwaters basin area of the North Fork of the American River Comment
  UCR246829  Hackelia micrantha George K. Helmkamp, E. A. Helmkamp 2010-7-28 16654 Placer Northern Sierra Nevada Mountains, Forest Hill Road, 22 miles northeast of the city of Foresthill 2041 Comment
  UC2042517  Hackelia nervosa Barbara Keller and Holly Forbes 2010-7-13 Placer Tahoe National Forest, Alpine Meadows under Hot Wheels Ski Lift opposite Scott Lift. Comment
  SEINET11849143  Haplopappus bloomeri L. S. Rose 1938-1 38270 Placer Truckee River, 3 mi NW of Tahoe City 1829 Comment
  UCD21773  Helianthella californica Rex Palmer 1979-6-9 N 161 Placer Headwaters basin area of the North Fork of the American River 2255 Comment
  SCFS1114  Helianthella californica E. Krimmel 2013-6-13 Placer NFAm. Split stop #2. On trail to Heath Falls Overlook. Comment
  UC1069450  Helianthella californica subsp. nevadensis B. Bolt 1934-7-11 95 Placer Cascade Lakes Tahoe National Forest, Truckee Quadrangle Comment
  CAS-BOT-BC314977  Hemizonella minima Alice Eastwood 1912-6-15 380 Placer Deer Park, Lake Tahoe Region Comment
  UCD43017  Heracleum maximum C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-18 386 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  UC635580  Hesperochiron californicus H. L. Mason 1933-5-28 7241 Placer Tahoe Meadows Comment
  SEINET4691682  Hesperolinon micranthum George K. Helmkamp, E. A. Helmkamp 2010-1 16760 Placer Northern Sierra Nevada Mountains: Finning Mill Road, 2.3 miles north of Forest Hill Road at the crossing of McBride Creek. 1082 Comment
  UCR200877  Heteromeles arbutifolia George K. Helmkamp, E. A. Helmkamp 2008-9-15 14094 Placer Foothills, northern Sierra Nevada Mountains, along Mosquito Ridge Road, 3.1 miles southeast of Forest Hill 773 Comment
  UCR240894  Heteromeles arbutifolia George K. Helmkamp, E. A. Helmkamp 2012-6-19 19207 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 2.7 miles south of its junction with Foresthill Road 820 Comment
  HSC26678  Heterotheca grandiflora Thomas W. Nelson 1972-11-25 708 Placer Beside Del Oro Rd., near Roseville, CA Comment
  UCR257641  Heterotheca grandiflora George K. Helmkamp, Elizabeth Helmkamp 2012-10-13 20019 Placer Sacramento Valley, Granite Bay, Folsom Lake; Park Road 1.8 miles north of the east end of Douglas Blvd. 146 Comment
  CAS-BOT-BC110575  Heuchera Saichi Kawahara 1969-5-25 882 Placer Just north of cabin, Henderson Ranch, Indian Creek. 999 Comment
  UCD102639  Heuchera micrantha A. S. Crafts 1926-5-1 795 Placer American River Canyon. Comment
  UCD22320  Heuchera micrantha Beth Lowe Corbin 1982-8-13 340 Placer 1 mile west of The Cedars. On rock face along Cedar Creek. Calyx pink, petals white, linear. Partial sun. West facing slope, 20% incline. Locally common. 1645 Comment
  UC11368  Heuchera rubescens var. glandulosa Mrs. M. M. Hardy 1893-1 Placer Comment
  CAS-BOT-BC319599  Hieracium albiflorum Geo. B. Grant 1906-7-15 s.n. Placer Tahoe Tavern, Lake TAhoe Comment
  UCR193311  Hieracium albiflorum George K. Helmkamp, E. A. Helmkamp 2007-5-30 12187 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
  UCR206726  Hieracium albiflorum George K. Helmkamp, E. A. Helmkamp 2009-7-16 15202 Placer Sierra Nevada Mountains, Foresthill Road, 20.3 miles northeast of the city of Foresthill 1704 Comment
  CAS-BOT-BC319597  Hieracium albiflorum Leland S. Smith 1926-5-23 s.n. Placer Forest Hill, Tahoe Forest Reserve Comment
  SEINET11259313 Image available Hieracium albiflorum P. A. Lehenbauer 1933-8-6 s.n. Placer Lake Tahoe near Homewood Comment
  POM118251  Hieracium scouleri H. M. Hall 1912-7-18 9365 Placer Willow Creek. 1280 Comment
  SACT001288  Holcus lanatus D. Meyer 1984-8-19 Placer 8.4 km north of I80 103.0 Comment
  UCR253122  Holcus lanatus George K. Helmkamp, Amy Barnes 2014-4-23 22817 Placer Sierra Nevada Mountains Foothills, Spring Garden Road, at the north side of its junction with Foresthill Road, 8.4 km west of Foresthill 720 Comment
  CHSC96323  Holocarpha virgata subsp. virgata L. P. Janeway 2006-8-24 8873 Placer Sacramento Valley. Along Hwy 193 about 3.5 km north of Lincoln. 41 Comment
  CAS-BOT-BC150014  Holodiscus discolor var. discolor J. W. Stacey 1922-7-27 13 Placer Truckee River between Truckee and Tahoe City Comment
  UCD22267  Holodiscus discolor var. microphyllus Rex Palmer 1979-6-9 N 144 Placer Headwaters basin area of the North Fork of the American River. 2255 Comment
  SACT001302  Hordeum brachyantherum D. Meyer 1983-8-7 Placer 2000.0 Comment
  SACT001312  Hordeum brachyantherum D. Meyer 1984-8-26 Placer 1660.0 Comment
  UCD22253  Hordeum brachyantherum Beth Lowe Corbin 1982-8-3 171 Placer Onion Creek Campground. S facing slope. Full sun to partial shade. Moderately abundant. Dry, open meadow of mixed conifer forest in fine, sandy, granitic soil. More abundant toward creek. Perennial bunchgrass, forming moderately large clumps. Inflorescence purplish. 1841 Comment
  UCD22254  Hordeum brachyantherum subsp. californicum Rex Palmer 1979-7-12 N 639 Placer Headwaters basin area of the North Fork of the American River Comment
  CDA37221  Hordeum leporinum CDFA Staff s.n. Placer Nute Ranch, near Nute Road. 0 Comment
  SACT001374  Hordeum leporinum D. Meyer 1984-6-23 Placer and Forest road. .16 km from I80-Frontage Road. 352.0 Comment
  UC1132541  Hordeum murinum subsp. leporinum G. T. Nordstrom 1934-6-21 137 Placer Mammoth Springs Colfax Quad., , Tahoe National Forest Comment
  UCR172651  Hordeum murinum subsp. leporinum George K. Helmkamp, Elizabeth Helmkamp 2006-4-13 10196 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
  SEINET4670488  Hordeum murinum subsp. leporinum R. Oliver 1976-4-13 s.n. Placer Auburn 366 Comment
  CAS-BOT-BC537858  Horkelia fusca var. parviflora M. S. Jussel 1928-7-21 s. n. Placer Miller's Lake, Lake Tahoe region Comment
  CAS-BOT-BC537868  Horkelia fusca var. parviflora F. Almeda 1993-7-25 7288 Placer Montane meadow, Soda Springs about 15 miles from Interstate Hwy #80 due SE of Donner Pass 1920 Comment
  RSA451651  Horkelia tridentata Philip A. Munz 1934-8-10 12832 Placer Cisco. Comment
  CAS-BOT-BC537982  Horkelia tridentata var. tridentata Dr. A. Kellogg 1870-6-14 s. n. Placer Cisco Comment
  JEPS127539  Hosackia crassifolia var. crassifolia Steve Matson 1998-8-15 352 Placer nSNH: Tahoe north shore; Snow Creek watershed, Tahoe Vista/Kings Beach; west fork northeast of bog. Comment
  SEINET4691671  Hosackia oblongifolia G. K. Helmkamp, E. A. Helmkamp 2010-1 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
  SD6063  Hosackia oblongifolia var. oblongifolia Unknown Jul 1914 Placer Cisco Comment
  JEPS127470  Hydrophyllum capitatum var. alpinum Steve Matson 1998-6-14 238 Placer Tahoe North Shore; Snow Creek Watershed, Tahoe Vista/Kings Beach. Comment
  POM86318  Hypericum I. E. Diehl 1902-7-7 50 Placer Colfax Comment
  JEPS66788  Hypericum anagalloides W. H. Shockley Jun 1886 Placer Auburn Comment
  UCD40288  Hypericum concinnum Rodney Gale Myatt 1972-6-1 1688 Placer Along Forest Hill and Soda Springs Road. Northeast of Auburn. 914 Comment
  SEINET5343957  Hypericum perforatum M. J. Williams 1985-7-6 85- 63 -1 Placer Pacific Crest Trail between old and new Donner Summits, Sierra Nevada Comment
  UCD110375  Hypericum perforatum subsp. perforatum G. K. Helmkamp; Elizabeth A. Helmkamp 2006-6-14 10709 Placer Northern Sierra Nevada foothills: 0.2 mile north of Forest Hill Road on unnamed road to Lake Clementine (general area northeast of Auburn on Forest Hill Divide). 488 Comment
  UC52527  Ipomopsis aggregata J. A. De Cou Aug 1900 426 Placer McKinneys Tahoe Comment
  UC52720  Ipomopsis aggregata W. C. Blasdale July, 1897 Placer Lake Tahoe Region Comment
  UC23473  Ipomopsis congesta C. J. Fox Jr. 1895-7-1 Placer near Squaw Peak Comment
  UC879923  Ipomopsis congesta Alice Eastwood Jun 15 1912-Jun 19 1912 369 Placer Deer Park Lake Tahoe region Comment
  UC4293  Iris C. F. Sonne 1891-5-17 8 Placer Auburn to Newcastle; Sierra Nevada Mountains Comment
  CAS-BOT-BC133609  Iris hartwegii Kate E. Phelps 1937-5-28 s.n. Placer Applegate Comment
  SEINET9355646  Iris hartwegii Unknown 2009-5-11 14653 Placer Sierra Nevada Mountains Foothills Comment
  UCR257151  Iris hartwegii subsp. hartwegii George K. Helmkamp, Amy Barnes 2014-4-23 22789 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
  UCR235503  Iris hartwegii subsp. pinetorum George K. Helmkamp, E. A. Helmkamp 2012-5-11 18942 Placer Foothills, northern Sierra Nevada Mountains, Finning Mill Road at the junction with Forest Hill Road 1136 Comment
  CHSC24735  Iris macrosiphon T. C. English 1976-4-11 13 Placer N. Fork American River, 2 mi. w. Hwy. 49 bridge, 400 yds. N. abandoned R.R. in S. facing rockpile. 335 Comment
  UCD138757  Iris macrosiphon A. S. Crafts 1926-5-1 792 Placer American River Canyon. Comment
  UCD80364  Iris macrosiphon CNPS SN Foothill Team 2005-4-13 SNFN 0108 Placer Placer Legacy, Didion Ranch. On north-facing slope above Whiskey Diggins canal road. Near southern boundary of study area, approximately 2 miles west of intersection with entry road. Stand runs east to west across north face of slope and continues below Whiskey Diggins road into Coon Creek Drainage. 245 Comment
  UCD138764  Iris macrosiphon R. A. Mead 1962-4-21 38 Placer America River Canyon, directly below Skyline Drive, Auburn. Comment
  SEINET4170760  Iris tenuissima L. Constance, J. L. Morrison 1938-4-30 Placer At the edge of Applegate, Sierra Nevada foothills. 610 Comment
  UC614450  Iris tenuissima L. Constance, J. L. Morrison 1938-4-30 2173 Placer edge of Applegate (Sierra Nevada foothills); Sierra Nevada 609 Comment
  CAS-BOT-BC88646  Isatis tinctoria B. Crampton 1954-5-11 1900 Placer Roadside, State Highway 49, 3 miles north of Auburn. Comment
  CDA15985  Isoetes nuttallii G. F. Hrusa, J. Glazner 1999-7-17 15170 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  UC147581  Iva axillaris subsp. robustior Harriet A. Walker 1908-6-23 1217 Placer Blue Canyon 1432 Comment
  SEINET11911561  Ivesia shockleyi var. shockleyi C. F. Sonne 1885-1 s.n. Placer Tinker Knob, near Truckee 2896 Comment
  OBI21159  Juncus amuricus R. F. Hoover 1967-9-5 10843 Placer Carnelian Bay, Lake Tahoe Comment
  UCD43103  Juncus balticus C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-19 471 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  UCD43279  Juncus balticus C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-12 647 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  CHSC96502  Juncus bufonius var. bufonius Lowell Ahart; Brian Williams 2007-4-13 13657 Placer On damp granite soil, on the bottom and sides of small vernal pools, about 1/2 mile south of the Manzanita Cemetery, about 1/2 mile west of Gladding Road, about 2 3/4 miles north of Lincoln. 43 Comment
  JEPS103384  Juncus bufonius var. bufonius Lowell Ahart 2002-7-22 9910 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
  CHSC108740  Juncus chlorocephalus B. Castro; L. P. Janeway 2003-8-23 1447 Placer Northern High Sierra Nevada. Ca 5 air mi SW of Homewood (Lake Tahoe). Upper end of large meadow along Barker Creek just upstream from the confluence of the creek out of Bear Lake; 1.9 mi SSW of Barker Pass. Along edge of creek on wet sand/gravel bars, sometimes partly into the water. 2106 Comment
  UCD74139  Juncus chlorocephalus Jennifer W. Burt; Kate Mawdsley, Belinda Lo 2006-7-25 242 Placer Sugarbowl active ski area, off Hwy 80 near Soda Springs - collected from coniferous forest near active ski runs. 2151 Comment
  CHSC74142  Juncus confusus Susi Urie 1998-8-11 98 -023 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
  CHSC89803  Juncus covillei G. F. Hrusa; J. Glazner 2000-7-1 15597 Placer Northern Sierra Nevada. Summit Village, Truckee. Along Donner Creek adjacent to Hwy 89. UTM: 10S, 43571 N, 07411 E. [Lat./long. on label is '39 22 N; 120 15 W']. 1844 Comment
  CAS-BOT-BC176394  Juncus effusus Peter Rubtzoff 1979-8-31 9419 Placer The southern lake of Serene Lakes (Ice Lakes on 1955 Donner Pass quadrangle, 15 minute series). At Serene Lakes Lodge. 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
  UCD163592  Juncus effusus Peter Rubtzoff 1980-8-20 9590 Placer The southern lake of Serene Lakes (Ice Lakes on 1955 Donner Pass quadrangle, 15 minute series). At Serene Lakes Lodge. Comment
  JEPS127510  Juncus ensifolius Steve Matson 2002-8-18 725 Placer nSNH: just west of Tahoe Basin, near confluence of Five Lakes Creek and Powderhorn Creek. Comment
  UCD162587  Juncus ensifolius Steve Matson 2003-6-12 846 Placer nSNH; Tahoe Basin; Ward Canyon (west shore), about 2 miles East of Highway 89, near junction of Tahoe Rim Trail and Ward Canyon Road. 1987 Comment
  UCD162590  Juncus ensifolius Steve Matson 2002-8-17 701 Placer nSNH; Tahoe north shore; Burton Creek watershed, near Tahoe City and North Tahoe High School. 2011 Comment
  UCD33726  Juncus ensifolius Beecher Crampton 1972-7-26 8831 Placer Placer County, Nyack Lodge. 1645 Comment
  UCD75704  Juncus ensifolius Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5154 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
  CHSC74024  Juncus nevadensis Susi Urie 1998-8-17 98 -057 Placer Lake Tahoe Basin--National Forest. About 0.5 mi north of Ward Creek, along a small tributary; about 2 mi west of Lake Tahoe and Sunnyside. Narrow meadow stringer. 2097 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
  CHSC74322  Juncus nevadensis Susi Urie 1998-9-1 98 -191 Placer Lake Tahoe Basin--National Forest. Large meadow below Hwy 28, between the highway and Lake Forest Road; about 0.3 mi north of Lake Tahoe. 1908 Comment
  UCD162582  Juncus nevadensis var. nevadensis Steve Matson 2002-8-4 666 Placer nSNH; Tahoe north shore; Snow Creek watershed, Tahoe Vista/Kings Beach; 100 meters north of pond. 1908 Comment
  UCD162588  Juncus nevadensis var. nevadensis Steve Matson 2002-8-17 699 Placer nSNH; Tahoe north shore; Burton Creek watershed, near Tahoe City and North Tahoe High School. 2011 Comment
  RSA102051  Juncus oxymeris John H. Redfield 1872-8-7 369 Placer Blue Canyon. Comment
  UC1021594  Juncus oxymeris W. A. Weber and Lewis S. Rose 1953-5-19 8385 Placer 5 mi n Roseville (on road to Lincoln) 45 Comment
  UCD21847  Juncus parryi Rex Palmer 1979-5-27 N 83 Placer Headwaters basin area of the North Fork of the American River Comment
  UCD74147  Juncus parryi Jennifer W. Burt; Kate Mawdsley, Belinda Lo 2006-7-25 249 Placer Sugarbowl active ski area, off Hwy 80 near Soda Springs - collected from center of 'Donner's Way' ski run. 2154 Comment
  SEINET11056450  Juniperus occidentalis var. occidentalis P. A. Lehenbauer 1937-9-5 s.n. Placer Cisco. Comment
  CAS-BOT-BC235567  Keckiella breviflora L. S. Smith 1926-5-23 1830 Placer Tahoe National Forest, American River slopes, below Forest Hill 548 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
  POM260303  Keckiella breviflora C. Leo Hitchcock 1940-5-14 6413 Placer Meier Ranch, 6 miles north of Colfax. 762 Comment
  SBBG26864  Keckiella breviflora C. L. Hitchcock 1940-5-14 6413 Placer Meier Ranch, ca. 6 mi N of Colfax Comment
  NY786793  Keckiella breviflora var. breviflora M. E. Jones 1882-5-28 3276 Placer Emigrant Gap Comment
  CAS-BOT-BC246156  Keckiella lemmonii Catherine Best 1981-8-1 s.n. Placer Near Lower Hell Hole Reservoir, Sierra Nevada Comment
  CAS-BOT-BC246325  Keckiella lemmonii Kay H. Beach 1940-6-30 807 Placer Rocky terrain south of the Yuba River 2 1/2 miles west of Cisco Comment
  UC1063172  Keckiella lemmonii B. Bolt 1934-7-6 83 Placer Sawtooth Ridge; Tahoe National Forest, Colfax Quad. 1249 Comment
  POM263779  Kelloggia galioides L. S. Rose 1941-7-21 41338 Placer Chambers Lodge (McKinney), Lake Tahoe. 1900 Comment
  RSA121077  Kelloggia galioides B. Bolt 1934-7-19 152 Placer 1 mile S of Whiskey Hill. 1646 Comment
  UC35328  Kelloggia galioides C. F. Sonne 1885-8-23 Placer Coldstream; Sierra Nevada Mountains Comment
  UC615469  Kelloggia galioides Beryl O. Schreiber 1933-7-21 892 Placer above Homewood, Tahoe (trail to Mount Ellis) Comment
  UCD22297  Kelloggia galioides Rex Palmer 1979-7-12 N 633 Placer Headwaters basin area of the North Fork of the American River. Comment
  SEINET8730617 Image available Kelloggia galioides L. S. Rose 1941-1 41338 Placer Chambers Lodge (McKinney), Lake Tahoe 1900 Comment
  UCR258166  Kickxia elatine George K. Helmkamp, Elizabeth Helmkamp 2012-10-16 20042 Placer Sierra Nevada Mountains Foothills, city of North Auburn, corner of Locksley Lane and CA-49 384 Comment
  SACT001418  Koeleria cristata Josephine Van Ess 1977-5-12 Placer Collected about .25 mile east of Sierra College Blvd. 103.7 Comment
  UCR194707  Lactuca serriola George K. Helmkamp, E. A. Helmkamp 2007-10-28 13106 Placer Sacramento Valley, along Nicolaus Road 5.8 miles west of Lincoln 27 Comment
  CAS-BOT-BC341355  Lagophylla glandulosa David D. Keck 1932-6-30 1587 Placer 0.3 miles N. of Weimar P.O. 685 Comment
  POM186841  Lagophylla glandulosa D. D. Keck 1932-6-30 1587 Placer 0.3 miles north of Weimar P. O.; Sierra Nevada. 686 Comment
  UC912271  Lagophylla glandulosa Herbert L. Mason 1929-10-4 5457 Placer 4 mi below Colfax (border of forest) Comment
  CAS-BOT-BC341562  Lagophylla ramosissima L. S. Smith 1931-7-11 2577 Placer Tahoe National Forest. Miller Lake 2134 Comment
  SEINET7949741  Lamium amplexicaule P. A. Lehenbauer 1937-4-11 s.n. Placer Auburn. Comment
  HSC82238  Lasthenia californica Thomas W. Nelson 1979-4-10 4583 Placer Along W side of Sierra College Blvd. between I-80 and Douglas Blvd. Comment
  UCR258238  Lasthenia californica George K. Helmkamp, Amy Barnes 2013-3-28 20238 Placer Eastern Sacramento Valley, NW edge of Sheridan, new section of Riosa Road, connecting new CA-65 with old CA-65 43 Comment
  JEPS113111  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
  CAS-BOT-BC353495  Lasthenia fremontii Sterling Bunnell 1978-5-14 s.n. Placer Roseville, 0.5 mi N of Western Electric Plant on Industrial Blvd. Comment
  RSA585986  Lasthenia fremontii Adree M. Desrochers 1988-4-20 304 Placer Lincoln; along Hwy 65; 1.8 km from 5th Street/Rd 65 on E side of Hwy 65. Comment
  CHSC84554  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. In bed of vernal pool. 39 Comment
  RSA726776  Lasthenia glaberrima L. Ahart 2007-4-13 13632 Placer 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. 44 Comment
  UCR234016  Lasthenia glaberrima George K. Helmkamp, E. A. Helmkamp 2011-5-12 17252 Placer Southern Sacramento Valley, south of Lincoln along Athens Ave., 1.6 mile east of Fiddyment Road, 0.6 mi. west of Industrial Ave. 41 Comment
  CAS-BOT-BC355484  Lasthenia glaberrima Sterling Bunnell 1978-5-14 s.n. Placer Roseville, 1/2 mi. N of Western Electric Plant on Industrial Blvd. Comment
  UC15331  Lathyrus jepsonii var. californicus Mrs. M. M. Hardy 1893-1 Placer Comment
  CAS-BOT-BC213270  Lathyrus sulphureus Mrs. Mary E. P. Ames 1892-5-1 s.n. Placer Auburn Comment
  JEPS7749  Layia fremontii Peter H. Raven 1954-4-16 6602 Placer 7 mi s of Lincoln on road Roseville Comment
  CDA32945  Layia fremontii P. W. Hiatt 1979-3-29 Placer Near Rocklin; Sierra College Blvd. 0 Comment
  CAS-BOT-BC327725  Layia pentachaeta Brandegee no date on sheet s.n. Placer Roseville Comment
  UC177013  Layia pentachaeta subsp. pentachaeta Katharine Brandegee Placer Auburn Comment
  UCR250686  Layia pentachaeta subsp. pentachaeta George K. Helmkamp, Mary Alice Barnes 2013-4-18 20355 Placer Northern Sierra Nevada Mtns Foothills, Yankee Jim Road, 2.4 miles east of its junction with Canyon Way, 2.5 mi. ENE (78 deg. ) of Weimar 512 Comment
  SEINET11447834 Image available Layia platyglossa D. Erskine 1941-4-11 20 Placer 2 miles E of Roseville 76 Comment
  SEINET11447839 Image available Layia platyglossa R. L. Smith 1942-4-3 9 Placer 5 miles E of Roseville 122 Comment
  UCR171023  Layia platyglossa George K. Helmkamp, E. A. Helmkamp 2006-2-9 10063 Placer Northern Central Valley, Clark Tunnel Road and Calif. Highway 193, east of Lincoln 113 Comment
  SEINET200147 Image available Leersia oryzoides S. G. Smith, MA Nobs 1949-8-22 1542 Placer SW city limits of Roseville Comment
  SEINET3167471  Leontodon saxatilis subsp. longirostris R. W. Spellenberg, N. Zucker 2010-4-16 14153 Placer N edge of Lincoln along Hwy 65 45 Comment
  UCR258790  Leontodon taraxacoides subsp. taraxacoides George K. Helmkamp, Elizabeth Helmkamp 2012-10-16 20034 Placer Sierra Nevada Mountains Foothills, CA-49 at junction with Christian Life Way, c. 2 miles south of Grass Valley 755 Comment
  CAS-BOT-BC88833  Lepidium campestre M. S. Jussel 1928-6-25 s.n. Placer Tahoe Tavern, Tahoe City. Comment
  CAS-BOT-BC88834  Lepidium campestre John Thomas Howell; Gordon H. True 1968-6-9 44513 Placer Sierra Nevada. Alta. 1066 Comment
  JEPS59495  Lepidium campestre Ezra Brainerd and Viola B. Baird 1915-7-23 247 Placer Tahoe City Sierra Nevada Mts. 1905 Comment
  RSA0042966  Lepidium campestre George K. Helmkamp, Mary Alice Barnes 2013-4-18 20350 Placer Yankee Jim Road, 0.9 mile east of its junction with Canyon Way, 4.4 miles SE (167 ) of Colfax 561 Comment
  CDA3789  Lepidium latifolium S. P. Fisher 1969-10-2 Placer Along Southern Pacific Railroad tracks, 3/4 mile northeast of Loomis. 0 Comment
  UCD70569  Lepidium nitidum Art Shapiro 1998-3-10 s.n. Placer Above N. Fork of American River off Iowa Hill Rd. 640 Comment
  CHSC96508  Lepidium nitidum var. nitidum Lowell Ahart; Brian Williams 2007-4-13 13639 Placer On damp granite soil, open pasture fields, about 1/2 mile south of the Manzanita Cemetery, about 1/2 mile west of Gladding Road, about 2 3/4 miles north of Lincoln. 43 Comment
  RSA121681  Lepidium perfoliatum N. H. French 1933-6-15 78 Placer Clipper Gap. 518 Comment
  UCD22379  Lepidium virginicum Rex Palmer 1979-6-8 N 121 Placer Headwaters basin area of the North Fork of the American River. Comment
  UCD38935  Lepidium virginicum subsp. menziesii Beecher Crampton 1961-9-27 6017 Placer Blue Canyon. 1430 Comment
  SACT001402  Leptochloa fascicularis Josephine Van Ess 1978-7-11 Placer Collected along Highway 65 opposite the rifle range and near the railroad tracks. Low moist area. Comment
  POM74450  Leptosiphon ciliatus Katherine Brandegee 1908-07 s.n. Placer Between Cisco and Summit Comment
  JEPS127500  Leptosiphon harknessii Steve Matson 1997-7-15 10 Placer Tahoe north shore; Snow Creek watershed, Tahoe Vista/Kings Beach. Comment
  POM299439  Leptosiphon harknessii L. S. Rose 1941-7-18 41322 Placer Chambers Lodge (McKinney), Lake Tahoe 2100 Comment
  SEINET2470937  Leptosiphon harknessii K. Christie 2010-6-30 1878 Placer Lake Tahoe Basin Management Unit (USFS); east of Brockway Summit and north of HWY 267. Along a Forest Service road that access the Tahoe Rim Trail. 2164 Comment
  SEINET11448028 Image available Lessingia leptoclada C. Kegg 1983-9-17 C 25 Placer North Fork of Middle Fork American River 488 Comment
  SEINET11448030 Image available Lessingia leptoclada L. Sommer 1980-9-20 s.n. Placer West side of North Fork of Middle Fork of American River Comment
  JEPS20599  Lessingia virgata R. F. Hoover 1936-7-31 1588 Placer Sheridan Comment
  UCD134133  Leucanthemum vulgare R. N. Raynor 1939-5-31 s.n. Placer along Highway 3 miles above Auburn. Comment
  SEINET6168463  Leucophysalis nana L. R. Miller 1934-7-8 s.n. Placer Cisco Comment
  RSA121946  Leucothoe davisiae B. Bolt 1934-7-6 84 Placer East slope of Texas Hill. 1585 Comment
  CAS-BOT-BC123019  Lewisia kelloggii Albert Kellogg 1870-6-27 s.n. Placer Sierra Nevada. Camp Yuba, (Cisco). Comment
  CHSC74117  Lewisia nevadensis Susi Urie 1998-8-11 98 -021 Placer Lake Tahoe Basin--National Forest. About 0.5 mi north of Ward Creek, along a tributary; about 2 mi west of Lake Tahoe and Sunnyside. Meadow stringer. 2097 Comment
  JEPS111329  Lewisia nevadensis Steve Matson 2005-5-24 1240 b Placer Southeast of Truckee, Martis Creek Wildlife Area, 100 meters north of 267, 50 meters west of creek. 39.3033 N, 120.1211 W. Elevation 5,840 ft. 1780 Comment
  POM164116  Lewisia triphylla C. F. Sonne 1897-7-18 4125 Placer Tinker s Knob 2744 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-BC444552  Lewisia triphylla Kellogg 1890-6-23 s.n. Placer Cisco, Sierra Nevada Mts. Comment
  CAS-BOT-BC436045  Ligusticum grayi A. A. Heller 1917-8-14 12933 Placer Mt. Lincoln south of Summit valley 2499 Comment
  CHSC74760  Ligusticum grayi Susi Urie; Eric Schroder 1998-9-8 98 -286 Placer Meadow complex on north sode of Ward Creek about 3.1 mi west of Lake Tahoe and Sunnyside. 2017 Comment
  UCD42978  Ligusticum grayi C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 347 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  CAS-BOT-BC231936  Liliaceae W. R. Dudley 1893-6-8 s.n. Placer Meadow back of Tallac Comment
  CAS-BOT-BC130529  Lilium Albert M. Vollmer 1941-7-3 s.n. Placer North slope of Placerville Airport Comment
  UCR215902  Lilium humboldtii subsp. humboldtii George K. Helmkamp, Amy Barnes 2009-7-12 15171 Placer Sierra Nevada Mountains Foothills, along Foresthill Road at the northeast end of the city of Foresthill 985 Comment
  UC3704  Lilium kelleyanum Mrs. M. M. Hardy 1893-1 Placer Comment
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Dec 13 2006
  CAS-BOT-BC130773  Lilium pardalinum Mrs. H. M. Mitchell 1922-7-1 s.n. Placer Gold Run Comment
  RSA377184  Lilium parvum Bonnie C. Templeton 1931-7-4 1504 Placer Near Meeks Bay, Lake Tahoe 2280 Comment
  CAS-BOT-BC508488  Lilium parvum C. F. Sonne 1892-7-1 s.n. Placer West slope Washoe Mts. Comment
  CAS-BOT-BC508491  Lilium parvum A. M. Vollmer; L. Beane 1951-7-1 189 Placer Bear Valley, east of Nevada City Comment
  SEINET12049611  Lilium parvum J. H. Nishida 1985-1 775 Placer Homewood 1829 Comment
  UCD22053  Lilium washingtonianum Beth Lowe Corbin 1982-8-10 306 Placer 1 3/4 miles NW of Onion Creek Campground. 2103 Comment
  CAS-BOT-BC133075  Lilium washingtonianum subsp. washingtonianum G. P. Rixford 1915-7-10 s.n. Placer Cisco Comment
  SD236324  Limnanthes alba subsp. alba G. K. Helmkamp, E. A. Helmkamp 2008-4-17 13290 Placer Sacramento Valley: Ranch House Road, 0.2 mile southeast of Sheridan 36 Comment
  UCD116462  Limnanthes alba subsp. alba Beecher Crampton 1953-4-13 1096 Placer Sunnybrook Farms, 2 miles north Lincoln, Francheschi Ranch. Comment
  SBBG128840  Limnanthes floccosa subsp. californica G. K. Helmkamp, E. A. Helmkamp 2011-4-10 17151 Placer Riosa Rd at the E edge of the village of Sheridan, Sacramento Valley 41 Comment
  CDA36874  Linanthus acicularis CDFA Staff 1995-5-12 s.n. Placer Dry Creek. 0 Comment
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Jul 19 2018
  CDA36873  Linanthus bicolor CDFA Staff 1995-5-12 s.n. Placer Dry Creek. 0 Comment
  UC879909  Linanthus ciliatus Alice Eastwood Jun 15 1912-Jun 19 1912 479 Placer Deer Park Lake Tahoe Region Comment
  UC106761  Linanthus liniflorus T. S. Brandegee May 1884 Placer Roseville Comment
  HSC33410  Linaria dalmatica subsp. dalmatica Thomas W. Nelson, James Nelson 1974-6-17 1373 Placer Dollar Point overlooking Lake Tahoe, N of Tahoe City 1585 Comment
  CAS-BOT-BC240379  Linnaea borealis subsp. longiflora Margaret J. Williams 1984-6-24 84- 62 -1 Placer Near Hwy 20, Skillman Flat Campground 1341 Comment
  SEINET9298746  Lithocarpus densiflorus Unknown 1993-11-3 11467 Placer Placer Big Trees Redwood Grove. In openings within mixed conifer forest. Common here in sunny openings. Comment
  UC1135297  Lithocarpus densiflorus var. echinoides N. French 1933-8-24 95 Placer Mosquito Ridge; Tahoe National Forest, Colfax Quad. 1524 Comment
  UCD22322  Lithophragma glabrum Rex Palmer 1979-6-20 N 323 Placer Headwaters basin area of the North Fork of the American River Comment
  CAS-BOT-BC441140  Lithophragma parviflorum A. A. Heller 1917-6-17 12698 Placer Low, gravelly places along the YUba River below Cisco 1676 Comment
  CDA36912  Lolium multiflorum CDFA Staff 2000-5-24 s.n. Placer Dry Creek. 0 Comment
  SEINET4671414  Lolium multiflorum J. G. Wright, J. M. Wright 2000-3-27 000001 Placer From I-80 West, Reno to Sacramento, take the Lincoln exit. 91 Comment
  CDA15458  Lolium perenne D. Mitani 1999-3-31 PDR 1223619 Placer Sierra Nevada; Winchester Country Club golf course, Meadow Vista. 0 Comment
  UCD66657  Lolium temulentum August L. Hormay 1932-5-24 Placer West of Auburn. Comment
  UC1562641  Lomatium californicum Barbara Ertter with David Thompson 1989-4-9 8192 Placer n.e. Auburn (1/2 way down rd. to Lake Clementine (=North Fork Lake)) 304 Comment
  CDA15638  Lomatium dissectum var. multifidum G. F. Hrusa, J. Glazner 1999-7-18 15198 Placer Lake Tahoe; Wooded slopes betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. . 1920 Comment
  UCSB32286  Lomatium utriculatum Bingham, R. F. (Mrs.) 1882-1 Placer Auburn Comment
  UC1125222  Lonicera conjugialis N. French 1934-6-8 404 Placer Cisco Butte Tahoe National Forest, Colfax Quadrangle Comment
  SEINET8056613  Lonicera conjugialis M. J. Williams 1985-7-6 85- 63 -8 Placer Sierra Nevada; Pacific Crest trail between old and new Donner Summits. Comment
  UCD69253  Lonicera hispidula D. Sanchez-Mata; P. Rodriguez-Rojo 1997-8-6 s.n. Placer Forest Hill Road between Todd Valley and Forest Hill, near Forest Hill. Tahoe National Forest. 750 Comment
  UCD137356  Lonicera japonica R. Koch 1996-6-1 7 Placer KOA Campground, off Highway 50, by Placerville. 566 Comment
  RSA293386  Lotus argophyllus var. fremontii Reino Alava 1958-5-3 1999 Placer About three miles southeast of Auburn, on the road from Auburn to Forest Hill. Comment
  CDA25014  Lotus crassifolius J. Glazner 2000-9-2 s.n. Placer Lake Tahoe; betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1889 Comment
  UC864816  Lotus humistratus C. L. Hitchcock 1940-5-14 6382 Placer ca 6 mi n Colfax (Meier Ranch) 762 Comment
  CDA27210  Lotus humistratus D. Leiser 1963-5-3 Placer Hiking trail 2 miles northwest of Michigan Bluff. 0 Comment
  UC148632  Lotus incanus Katharine Brandegee 1908-6 Placer Cape Horn Comment
  UCR229539  Lotus nevadensis var. nevadensis George K. Helmkamp, E. A. Helmkamp 2011-7-26 17854 Placer Northern Sierra Nevada Mountains, Emigrant Gap Road, 0.1 mile west of its junction with US-80, 0.65 mi. NE (65 deg. ) of Emigrant Gap 1590 Comment
  UC864282  Lotus oblongifolius var. oblongifolius Marcus E. Jones, A. M. 1882-6-28 2628 Placer Emigrant Gap Comment
  JEPS24945  Lotus pinnatus Marcus E. Jones, A. M. 1882-6-27 3282 Placer Emigrant Gap Comment
  JEPS103490  Lotus purshianus var. purshianus Lowell Ahart 2002-7-22 9918 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
  SEINET9323463  Lotus unifoliolatus var. unifoliolatus Unknown 1972-7-26 8836 Placer Carpenter Flat E of Emigrant Gap, dry soil along rd and banks UC Davis Herbarium 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
  SEINET8057790  Lupinus J. C. Baker 1996-3-24 s.n. Placer Hastings Creek, 21 km SE of Auburn 244 Comment
  UCR194960  Lupinus adsurgens George K. Helmkamp, E. A. Helmkamp 2007-5-18 12008 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 2.8 miles southeast of Foresthill 814 Comment
  RSA87186  Lupinus adsurgens F. W. Peirson 1931-8-10 9551 Placer West shore of Lake Tahoe. 1905 Comment
  SEINET5327612  Lupinus albifrons K. Klein 1976-3-13 s.n. Placer South of Auburn along the North fork of the American River. 290 Comment
  SEINET5327623  Lupinus albifrons A. Allen 1950-4-30 28 Placer 2 miles east of Auburn on Hwy 40. Comment
  RSA11953  Lupinus albifrons var. albifrons Elmer I. Applegate 1928-4-22 5362 Placer 3 miles above Auburn on the Grass Valley road. Comment
  UCD106006  Lupinus albifrons var. albifrons G. K. Helmkamp; Elizabeth Helmkamp 2006-4-13 10195 Placer Northern Sierra Nevada Foothills; Forest Hill Road, 2.5 mi E of its junction with CA Hwy 49. North side of the middle fork of the American River. NE of Auburn. 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
  UCR207885  Lupinus albifrons var. collinus George K. Helmkamp, E. A. Helmkamp 2009-4-22 14580 Placer Sierra Nevada Mountains Foothills, Forest Hill road near Grizzly Bear House, about one mile northeast of the road to the lower end of Clementine Lake 732 Comment
  SBBG3520  Lupinus andersonii E. R. Blakley 1960-9-2 3800 Placer Carnelian Bay, Lake Tahoe 1903 Comment
  SEINET5558507  Lupinus andersonii H. S. Gentry 1962-1 19759 Placer 3 mi. south of Grass Valley, along Rt. 49. 457 Comment
  SEINET4691666  Lupinus arbustus George K. Helmkamp, E. A. Helmkamp 2010-1 16678 Placer Northern Sierra Nevada Mountains: Robinson Flat campground near the junction of Forest Hill Road and Soda Springs Road, 27 miles northwest of the city of Foresthill. 2040 Comment
  JEPS111226  Lupinus argenteus subsp. argenteus Steve Matson 2005-7-4 1360 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
  CAS-BOT-BC196371  Lupinus argenteus var. heteranthus D. E. Breedlove 1962-6-13 3548 Placer On the western bank of Lake Tahoe along State Highway 89, 8.3 miles south of Tahoe City; Sierra Nevada 1889 Comment
  UC1129501  Lupinus argenteus var. meionanthus R. C. Wilson 1934-9-20 77 Placer Granite Chief Mt.; Tahoe National Forest, Truckee Quad. 2743 Comment
  RSA308742  Lupinus aridus Betty J. Jorgensen 1944-7-23 526 Placer Near Soda Springs. 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
  JEPS65026  Lupinus benthamii Alice King 1920-1 Placer Rattlesnake Bend Rattlesnake Bend Comment
  CDA36910  Lupinus bicolor CDFA Staff 2000-5-24 s.n. Placer Dry Creek. 0 Comment
  OBI081422  Lupinus bicolor George K. Helmkamp, Amy Barnes 2013-3-28 20290 Placer Eastern Sacramento Valley; northwest side of junction of Riosa Road and Andressen Road, northeast of Sheridan 36 Comment
  RSA0035676  Lupinus bicolor George K. Helmkamp, Mary Alice Barnes 2013-4-18 20342 Placer Yankee Jim Road, 0.9 mile east of its junction with Canyon Way, 4.4 miles SE (167 ) of Colfax 561 Comment
  SBBG122299  Lupinus bicolor G. K. Helmkamp with E. A. Helmkamp 2008-4-17 13296 Placer ca. 0.2 mi N of St Hwy 193 on Fowler Rd, ca. 6 mi E of Lincoln 92 Comment
  UCR235595  Lupinus bicolor George K. Helmkamp, E. A. Helmkamp 2012-5-5 18922 Placer Northern Sierra Nevada Mountains Foothills, Lake Clementine Road, 1.2 miles west of its junction with Foresthill Road, 0.3 air mi. SE (123 deg. ) of Clementine Dam on the American River 396 Comment
  UCR257019  Lupinus bicolor George K. Helmkamp, Amy Barnes 2014-4-23 22778 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
  SEINET10484848  Lupinus bicolor Thomas W. Nelson 1979-4-10 Nelson 4593 Placer Along w side of sierra college blvd. Between i-80 and douglas blvd. Rocky moist Meadow and oak woodland Comment
  RSA43813  Lupinus densiflorus var. lacteus D. F. Howe 1948-5-21 s.n. Placer [Unspecified] 457 Comment
  SEINET8042255  Lupinus grayi A. Allen 1950-4-29 45 Placer Highway 40, 2 miles above Glen Alder following a sharp curve to left, 914 Comment
  RSA413734  Lupinus latifolius var. columbianus Wm. Martin 1971-9-10 20262 Placer Blue Canyon Creek, 2 miles south of Ranger Station, Tahoe Natl. Forest. Comment
  UC865253  Lupinus lepidus Marcus E. Jones, A. M. 1882-4-28 3305 Placer Emigrant Gap Comment
  UCD108413  Lupinus lepidus var. confertus L. S. Smith 1916-6 417 Placer Squaw Valley. Comment
  JEPS111286  Lupinus lepidus var. lobbii Steve Matson 2005-7-30 1421 Placer Squaw Valley ski area, 1 km WSW of High Camp (top of tramway): 39.1937 N, 120.2647 W; elevation 8,100 ft. 2468 Comment
  UC1129521  Lupinus lepidus var. sellulus H. S. Yates 1934-6-29 3918 Placer near Brockway; Tahoe National Forest, Truckee Quadrangle Comment
  UCR120253  Lupinus lepidus var. sellulus George K. Helmkamp, E. A. Helmkamp, A. Kerchner 1999-6-30 5063 Placer Northern Sierra Nevada Range, Truckee River, c. 4 mi upstream from Lake Tahoe; 1.1 mi south of Squaw Valley Road 1860 Comment
  CAS-BOT-BC249265  Lupinus lepidus var. sellulus Peter Rubtzoff 1976-9-19 8874 Placer Lake Van Norden, on east side of lake, north of dirt road. 2063 Comment
  RSA0055953  Lupinus microcarpus var. densiflorus George K. Helmkamp, Amy Barnes 2014-4-23 22771 Placer Sierra Nevada Mountain Foothills: Old Forest Hill Road, 0.4 mile northeast of its junction with CA-49 at North Fork American River. 290 Comment
  UC518942  Lupinus microcarpus var. densiflorus David D. Keck 1933-6-1 2433 Placer on road to Folsom Loomis (Loomis city limits) 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
  RSA0035677  Lupinus nanus George K. Helmkamp, Mary Alice Barnes 2013-4-18 20341 Placer Yankee Jim Road, 0.9 mile east of its junction with Canyon Way, 4.4 miles SE (167 ) of Colfax 561 Comment
  SEINET3815513 Image available Lupinus nanus George K. Helmkamp, E. A. Helmkamp 2012-5-11 18940 Placer Foothills, northern Sierra Nevada Mountains: Finning Mill Road at the junction with Forest Hill Road 346 Comment
  RSA761030  Lupinus nanus Barbara Ertter, David Thompson 1989-4-9 8188 Placer Auburn-Forest Hill Road 6.2 miles southwest of Spring Garden Road junction, 8 miles northeast of Auburn. 610 Comment
  CHSC73042  Lupinus polyphyllus var. burkei L. P. Janeway 1998-8-6 5990 Placer Lake Tahoe Basin Management Unit - National Forest. North side of Blackwood Creek, 1.7 mi west of Lake Tahoe. 1938 Comment
  UCR250270  Lupinus polyphyllus var. burkei George K. Helmkamp, Mary Alice Barnes 2013-5-3 20458 Placer Northern Sierra Nevada Mountains Foothills, Forest Hill Road, 4.8 miles east of its junction with Upper Clementine Lake Road, 10.1 mi. NE (52 deg. ) of Auburn 672 Comment
  SEINET10488897  Lupinus sellulus P. Rubtzoff 1976-9-19 Rubtzoff 8874 Placer Lake van norden. Dry disturbed (cleared) area on e side of lake, n of the dirt Rd. 2063 Comment
  SEINET10490224  Lupinus sellulus var. artulus David B. Dunn, Douglas G. LeDoux; Patricia L. Kenney 1973-6-26 Dunn 21040 Placer Coll. .4 Mi e of the norden post office, approaching donner pass, douglas fir And yellow pine. Decomposed granite soils. Comment
  RSA0003512  Lupinus silvicola A. A. Heller 1909-7-16 9857 Placer Summit. 2134 Comment
  SCFS5092  Lupinus stiversii F. Felix, Erica Krimmel 2013-5-19 12 Placer North Fork American River, 0.3 mile east Heath Falls overlook Comment
  CAS-BOT-BC436669  Luzula comosa var. laxa Dr. Kellogg 1870-6-16 s.n. Placer Cisco Comment
  CAS-BOT-BC436667  Luzula comosa var. laxa Dr. Kellogg 1870-6-16 s.n. Placer Cisco, Sierra Nevada Mts. Comment
  CHSC9127  Luzula comosa var. subsessilis J. L. Wilson 1970-3-25 220 Placer U.S. Forest Station, Foresthill, Tahoe National Forest. In a lawn area in front of the office, Box 277. 984 Comment
  UC842058  Luzula divaricata A. A. Heller 1917-8-14 12930 Placer near the crest Mount Lincoln s Summit Valley; Mount Lincoln s of Summit Valley 2499 Comment
  UC473449  Luzula macrantha A. Kellogg 1870-6-16 Placer Cisco Comment
  UCD162591  Luzula orestera Steve Matson 2002-8-17 1133 Placer nSNH; near Sonora Pass; Walker River watershed; meadow above tarn just east of Hannah Mtn. Comment
  UCD44507  Luzula subcongesta C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1873 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  UCD44569  Luzula subcongesta C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1935 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  RSA0011311  Lythrum hyssopifolia I. E. Diehl 1902-7-7 s.n. Placer Colfax. Comment
  CAS-BOT-BC343771  Madia elegans Charles von Geldern 1912-5-1 s.n. Placer American River Comment
  SD53148  Madia elegans subsp. densifolia Darley F. Howe 1962-8-10 3418 Placer 1.2 miles north of Auburn 519 Comment
  UCR194961  Madia exigua George K. Helmkamp, E. A. Helmkamp 2007-5-18 12007 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 2.8 miles southeast of Foresthill 814 Comment
  JEPS103272  Madia glomerata Lowell Ahart 2002-7-22 9878 Placer 50 yards NE of the small natural lake, on the east side of the paved road to Lake Valley Reservoir, about 1/4 mile east of Yuba Gap and Highway 80. 1780 Comment
  JEPS126350  Madia glomerata Steve Matson 1998-7-28 353 Placer Tahoe north shore; Snow Creek Watershed, Tahoe Vista/Kings Beach; dirt roas extension of North Ave. at junction with west fork of Snow Creek. Comment
  SD8612  Madia glomerata Katherine Curran 1883-1 Placer Donner Lake 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-BC343239  Madia gracilis David D. Keck 1932-6-30 1583 a Placer Ca. 4 miles S. of Colfax 640 Comment
  CAS-BOT-BC343565  Madia sativa David D. Keck 1932-6-30 1583 a Placer Ca. 4 miles S. of Colfax 640 Comment
  SEINET8491550  Maianthemum racemosum A. Tiehm 1973-9-23 s.n. Placer Seven miles W of Donner Summit on I-80. 1981 Comment
  UCD128384  Maianthemum racemosum Albert Grigarick 2012-7-9 335 Placer Pacific Crest Trail. S of Donner Summit (Hwy 40). Approx. 600 yds S of trailhead. 2330 Comment
  RSA463241  Maianthemum stellatum J. H. Nishida 1985-7-10 780 Placer Homewood. 1829 Comment
  UCD22054  Maianthemum stellatum Rex Palmer 1979-6-20 N 317 Placer Headwaters basin area of the North Fork of the American River Comment
  SEINET8551407  Marah watsonii W. D. Billings 1939-3-19 1193 Placer 2 miles N of Auburn. Comment
  RSA0038509  Marrubium vulgare George K. Helmkamp, Mary Alice Barnes 2013-5-3 20470 Placer SW edge of Foresthill, Mosquito Ridge Road, 0.2 mile south of Forest Hill Road 974 Comment
  SEINET6166091  Marsilea vestita subsp. vestita J. T. Howell 1961-9-25 36949 Placer Feather River bed, Portolla 1478 Comment
  SD241766  Matricaria discoidea George K. Helmkamp, E. A. Helmkamp 2012-3-31 18652 Placer Sacramento Valley: along CA-193, 0.1 mile west of its junction with Sierra College Blvd. 88 Comment
  UCR238582  Matricaria matricarioides George K. Helmkamp, E. A. Helmkamp 2012-3-31 18652 Placer Sacramento Valley, along CA-193, 0.1 mile west of its junction with Sierra College Blvd. 88 Comment
  UCR258547  Medicago orbicularis George K. Helmkamp, Amy Barnes 2013-3-28 20234 Placer Eastern Sacramento Valley, NW edge of Sheridan, new section of Riosa Road, connecting new CA-65 with old CA-65 43 Comment
  SD247426  Medicago polymorpha George Helmkamp 2013-3-1 20149 Placer Sacramento Valley: Ranch House Road, 0.6 mile southeast of Riosa Road in Sheridon (Lincoln 7.5'Q) 36 Comment
  SEINET2441672  Medicago polymorpha George K. Helmkamp, E. A. Helmkamp 2009-4-22 14558 Placer Sierra Nevada Mountains Foothills: Forest Hill Road 0.8 mile east of its junction with CA-49 and the North and Middle Forks of the American River (Auburn 7.5' Q.). 277 Comment
  SACT001474  Melica aristata Michael Baad 1983-7-15 Placer From Junction owith road from Ramsey CRossing to Devil's Peak. 1524.0 Comment
  UCR208539  Melica bulbosa George K. Helmkamp, E. A. Helmkamp 2009-5-7 14612 Placer Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 9.8 miles east of its junction with Forest Hill Road in Foresthill 433 Comment
  UCR253128  Melica californica George K. Helmkamp, Amy Barnes 2014-4-23 22808 Placer Sierra Nevada Mountains Foothills, Spring Garden Road, at the north side of its junction with Foresthill Road, 8.4 km west of Foresthill 720 Comment
  UCD87274  Melica fugax Arthur D. Haig 1956-5-23 s.n. Placer 2 miles south of Truckee. Comment
  POM113312  Melica geyeri Marcus E. Jones 1882-6-30 3553 Placer Emigrant Gap. Comment
Read comments
Mar 1 2011
  UCD149395  Melica geyeri G. Ledyard Stebbins 1976-7-4 7681 Placer Little Crater. (Exact location unknown. Coordinates estimated by label maker.) Comment
  SACT001514  Melica harfordii Michael Baad 1976-6-16 Placer Between first and second stream crossing. Comment
  SACT001522  Melica harfordii D. Meyer 1984-8-17 Placer 667.0 Comment
  UCD36652  Melica harfordii Beecher Crampton 1955-6-15 2872 Placer Placer County, Head of Bunch Canyon, 1 mile south of U.S. Highway 40. Comment
  UCD87387  Melica harfordii Beecher Crampton 1955-6-15 2897 Placer Placer County, Shirttail Canyon, 5.5 miles west of Iowa Hill. Comment
  UCD87488  Melica harfordii Beecher Crampton 1964-7-21 7129 Placer Blue Canyon. 1430 Comment
  SACT001528  Melica stricta Michael Baad 1976-8-4 Placer Ascent of creek bed draining Comment
  UCD22224  Melica stricta Beth Lowe Corbin 1982-8-4 244 Placer 1 1/4 mile N of Onion Creek Campground. E facing slope, 50% inclination. Occasional. Full sun. In rocky, fine, sandy, granitic soil on open talus slope in white fir forest. Bunchgrass. Glumes and base of culms purplish. 2225 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
  CHSC68074  Melica subulata James D. Jokerst 1986-7-12 2691 Placer Trail from The Cedars, high Sierra Nevada NW of Donner Lake, S side of river along trail from Chickerings home upstream to Blue and Gold Meadow. Comment
  SACT001535  Melica torreyana Michael Baad 1977-6-21 Placer On Colfax to Forest Hill Road; east-facing cliff; stream side habitat 670.0 Comment
  SACT001540  Melica torreyana Michael Baad 1983-4-17 Placer 411.48 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
  SEINET2470935  Mentzelia dispersa K. Christie 2010-6-30 1876 Placer Lake Tahoe Basin Management Unit (USFS); east of Brockway Spring along FR 16N57, ca. 0.75 mi. northeast of Kings Beach from Beaver Rd. 2133 Comment
  UC872465  Mentzelia dispersa Alice Eastwood Jun 15 1912-Jun 19 1912 683 Placer Lake Tahoe Region, Deer Park Comment
  SEINET6033609  Micranthes integrifolia A. Beninghoff 1930-3-15 1572 Placer Virginia Town. Comment
  CAS-BOT-BC349324  Microseris nutans H. N. Bolander; Keller, M. D. & Co. No date on label s.n. Placer Cisco Comment
  CAS-BOT-BC349327  Microseris nutans John H. Thomas; Hazelle A. Thomas 1956-7-21 6143 B Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento 2377 Comment
  JEPS88683  Microseris nutans L. S. Smith 1926-5-25 1852 Placer below Millers Defeat (Mosquito Ridge); , Tahoe Forest 1676 Comment
  UC2042501  Microseris nutans Holly Forbes, Barbara Keller, and T. Tomashek 2012-6-11 Placer Blackwood Canyon Rd., 0.2 mi. W of junction with Highway 89. Comment
  RSA122922  Microsteris gracilis subsp. gracilis N. H. French 1934-6-22 481 Placer Half mile west of Lake Van Norden. 2134 Comment
  UC193045  Mimulus angustatus C. F. Sonne 1891-6-7 Placer below Gold Run (near R.R.) Comment
  UCR208568  Mimulus aurantiacus George K. Helmkamp, E. A. Helmkamp 2009-5-7 14602 Placer Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 4.4 miles east of its junction with Forest Hill Road in Foresthill 805 Comment
  UCR222571  Mimulus aurantiacus George K. Helmkamp, E. A. Helmkamp 2010-4-17 15891 Placer Sierra Nevada Mountains Foothills, Rattlesnake Bar Road, 7.3 miles southwest of its junction with CA-49 near Pilot Hill 332 Comment
  UC1119866  Mimulus aurantiacus var. aurantiacus N. French 1933-5-5 44 Placer sw Rattlesnake Bridge; Sacramento Quadrangle Comment
  JEPS4595  Mimulus aurantiacus var. grandiflorus Rimo Bacigalupi with A. Hawkes, G. L. Stebbins, J. Hunziker, D. Zohary, H. Stutz, F. Ehrendorfer 1952-7-20 3893 Placer about 2 mi below and e Forest Hills (along n side of canyon); Canyon of Middle Fork of American River, Volcano Canyon 762 Comment
  UC1278126  Mimulus aurantiacus var. grandiflorus B. Crampton 1955-6-15 2893 Placer 8.5 mi w Iowa Hill (bottom of canyon); Shirttail Canyon Comment
  UCD122317  Mimulus aurantiacus var. grandiflorus F. A. MacFadden 1934-7-2 s.n. Placer American River, Rawhide Mine. Comment
  POM5148  Mimulus breweri H. M. Hall 1910-6-22 8704 Placer Cisco 549 Comment
  POM43705  Mimulus guttatus Marcus E. Jones 1882-6-29 s.n. Placer Emigrant Gap. Comment
  RSA0047749  Mimulus guttatus George K. Helmkamp, Mary Alice Barnes 2013-4-18 20377 Placer Iowa Hill Road, 1.8 miles west of the bridge over North Fork American River, 0.6 mi. (airline) east of I-80 at Colfax 544 Comment
  RSA569212  Mimulus guttatus Bonnie C. Templeton 1931-7-5 1512 Placer Near Meek's Bay, Lake Tahoe. 2280 Comment
  SCFS5095  Mimulus guttatus F. Felix, Erica Krimmel 2013-5-19 20 Placer North Fork American River, 0.3 mile east Heath Falls overlook, on trail Comment
  UC103721  Mimulus guttatus T. S. Brandegee Sept. 1888 Placer Donner Comment
  UC445211  Mimulus guttatus Katharine Brandegee 1905-8-8 Placer Alta Grade 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
  UCR234212  Mimulus guttatus George K. Helmkamp, E. A. Helmkamp 2011-4-10 17170 Placer Sacramento Valley, along Riosa Road, 2.3 miles east of Sheridan 43 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
  UCR250902  Mimulus kelloggii George K. Helmkamp, Mary Alice Barnes 2013-4-18 20346 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
  SDSU122  Mimulus kelloggii David M. Thompson, Barbara Ertter 1989-4-9 997 Placer 3.0 mile road NE of Shirttail Creek bridge along Shirttail Canyon Road. 500 Comment
  CDA41699  Mimulus leptaleus S. E. Schoenig 1998-8-29 98 84 b Placer Adjacent to trail Glacier Lake, 0.5 miles east of intersection with Sand Ridge Trail. Comment
  JEPS103318  Mimulus leptaleus Lowell Ahart 2002-7-22 9903 Placer On the S side of a small natural lake, on the E side of the paved road to Lake Valley Reservoir, ca 1/4 mile E of Yuba Gap and Highway 80. 1773 Comment
  UC445184  Mimulus leptaleus A. Kellogg Placer Cisco Comment
  UCD42937  Mimulus leptaleus C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 306 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  JEPS71713  Mimulus lewisii Gladys L. Smith 1972-8-25 3436 Placer meadow below North cirque; Granite Chief 2575 Comment
  SEINET7719539  Mimulus lewisii Unknown 1888-7-16 Placer Summit Comment
  UCD44711  Mimulus microphyllus C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 2077 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  UC1035691  Mimulus moniliformis Kay H. Beach 1941-6-16 1135 Placer between Blue Canyon and Baxter (along highway 40); Sierra Nevada Mountains Comment
  UC27049  Mimulus moniliformis Mrs. M. M. Hardy 1893-1 Placer Comment
  UC124419  Mimulus nasutus A. Kellogg 1870-1-1 Placer Cisco Comment
  RSA434711  Mimulus primuloides Bonnie C. Templeton 1931-7-5 1507 Placer Near Meek's Bay, Lake Tahoe. 2280 Comment
  RSA434710  Mimulus primuloides Fay A. MacFadden 1934-7-26 s.n. Placer Red Mountain Comment
  CDA15980  Mimulus primuloides subsp. primuloides G. F. Hrusa, J. Glazner 1999-7-17 15164 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  UCD43900  Mimulus primuloides subsp. primuloides C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-9 1266 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  JEPS8637  Mimulus pulsiferae Rimo Bacigalupi with G. L. Stebbins, A. Hawkes, D. Zohary, J. Hunziker, F. Ehrendorfer & H. Stutz 1952-7-20 3881 Placer 7 mi e Iowa Hill (tributary of the upper reaches of creek); Tahoe Nat. Forest, Shirttail Creek 1158 Comment
  SEINET3245755  Mimulus torreyi G. K. Helmkamp, E. A. Helmkamp 2009-1 15425 Placer Sierra Nevada Mountains: Forest Hill Road, 20.5 miles northeast of the city of Foresthill (Duncan Peak 7.5') 1661 Comment
  SEINET215329  Minuartia californica F. M. Dummel 1967-1 12 Placer 2 mi W of Penryn 230 Comment
  CAS-BOT-BC221667  Monardella candicans Marcus E. Jones 1882-7-4 3458 Placer Colfax Comment
  POM126768  Monardella odoratissima subsp. glauca Helen D. Geis 1912-7-1 178 Placer Deer Park Comment
  JEPS126282  Monardella odoratissima subsp. pallida Steve Matson 1997-7-1 116 Placer Tahoe north shore; Snow Creek watershed, Tahoe Visa/Kings Beach; middle fork of Snow Creek; north of Golf Course. Comment
  SD243167  Monardella odoratissima subsp. pallida George K. Helmkamp, E. A. Helmkamp 2010-8-14 16771 Placer Northern Sierra Nevada Mountains: Deadwood Road, 1.2 miles south of its junction with Forest Hill Road. Roadside bank. 1563 Comment
  UC1124589  Monardella odoratissima subsp. pallida N. French 1934-6-22 459 Placer 1/2 mi west of Lake Van Norden; Truckee Quadrangle Comment
  UC128213  Monardella odoratissima subsp. pallida Miss Harriet A. Walker 1908-7-25 1389 Placer Cisco 1810 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
  UCR170816  Monardella odoratissima subsp. pallida George K. Helmkamp, E. A. Helmkamp 2005-9-30 9951 Placer Northern Sierra Nevada Mtns., Junction of Chalet and Alpine Meadows Roads west of Calif. Highway 89 (near Alpine ski area) 2081 Comment
  UCR201923  Monardella odoratissima subsp. pallida George K. Helmkamp, E. A. Helmkamp 2008-8-20 14030 Placer Northern Sierra Nevada Mountains, Soda Springs Road, 1.9 miles south of its junction with Donner Pass Road and beside (completely dry) Serena Creek 2107 Comment
  UCR206876  Monardella odoratissima subsp. pallida George K. Helmkamp, E. A. Helmkamp 2009-7-16 15197 Placer Sierra Nevada Mountains, Foresthill Road, 20.3 miles northeast of the city of Foresthill 1704 Comment
  SEINET10582096  Monardella odoratissima subsp. pallida A. Graff 1993-7-21 Graff 271 Placer Tahoe National Forest, Squaw Valley. Hwy. 89, across from Silver Creek Campground. Locally abundant, large population, in the understory of Pinus contorta, P. ponderosa, Abies sp. forest. Comment
  CAS-BOT-BC220477  Monardella sheltonii Saichi Kawahara 1969-7-6 1472 Placer On Finning Mill Road just south of Sugar Pine Road. Tahoe National Forest 1139 Comment
  CAS-BOT-BC444734  Montia chamissoi Alice Eastwood 1912-6-15 438 Placer Tahoe City. Lake Tahoe Region Comment
  POM101934  Montia chamissoi Marcus E. Jones 1882-6-28 2628 Placer Emigrant Gap. Comment
  UCD44713  Montia chamissoi C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 2079 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  CAS-BOT-BC444854  Montia fontana Marcus E. Jones 1882-6-27 3279 Placer Emigrant Gap Comment
  POM101955  Montia fontana Marcus E. Jones 1882-6-27 3279 Placer Emigrant Gap. Comment
Read comments
Sep 7 2010
  JEPS73658  Montia parvifolia L. R. Heckard with G. L. Stebbins 1973-6-18 3447 Placer about 1/2 mi e of Star Town (13 air mi ne of Foresthill, s side of North Fork of Middle Fork of American River); North Fork of Middle Fork of American River 1310 Comment
  CAS-BOT-BC275181  Muhlenbergia montana G. L. Stebbins 1977-7-9 7768 Placer Along trail from McKinistry Lake to Rubicon River 1767 Comment
  CAS-BOT-BC275166  Muhlenbergia richardsonis Peter Rubtzoff 1976-9-19 8873 Placer Lake Van Norden, on E side of lake, N of the dirt road 2063 Comment
  UCD36121  Muhlenbergia rigens Beecher Crampton 1952-11-9 921 Placer Placer County, 6 miles east of Auburn, about 1.5 miles south of Meadow Vista. 457 Comment
  UCD87000  Muhlenbergia rigens Beecher Crampton 1969-11-13 8530 Placer Placer County, Weimar on Interstate 80 eastbound. 685 Comment
  UCD102556  Myriophyllum quitense Lars Anderson; Doreen Gee 2008-12-9 s. n. Placer Lake Tahoe (California side, near Tahoe Keys East Channel). Approximately 500 ft. from entrance to Tahoe Keys Marina. Comment
  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
  SEINET3156176  Nama lobbii H. A. Walker 1908-7-26 1498 Placer Cisco Comment
  UC767607  Nama lobbii R. F. Hoover 1938-7-30 3713 Placer betw Cisco and Emigrant Gap; betw Cisco and Emigrant Gap Comment
  RSA0037370  Nasturtium officinale George K. Helmkamp, Mary Alice Barnes 2013-5-3 20501 Placer Mosquito Ridge Road at the north side of the bridge over West Fork of North Fork American River, 5.2 mi. east (87 ) of Forest Hill 422 Comment
  UC570285  Navarretia divaricata subsp. vividior G. T. Nordstrom 1934-6-21 150 Placer 0.4 mi nw Mammoth Springs; Tahoe National Forest, Colfax Quad. 1706 Comment
  RSA21275  Navarretia eriocephala C. B. Wolf 1937-5-12 8618 Placer Sacramento Valley, 1 mi N of Lincoln 46 Comment
  UC1040678  Navarretia eriocephala Beecher Crampton 1953-5-14 1273 Placer 3 mi n Roseville- (U.S. Hwy 99 E) 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
  CHSC74112  Navarretia leptalea subsp. bicolor Susi Urie 1998-8-11 98 -010 Placer Lake Tahoe Basin--National Forest. About 0.5 mi north of Ward Creek, along a small tributary; about 2 mi west of Lake Tahoe and Sunnyside. Meadow stringer. 2097 Comment
  RSA123130  Navarretia leptalea subsp. bicolor N. H. French 1934-6-22 468 Placer Serena Lake 2409 Comment
  POM264777  Navarretia leucocephala subsp. leucocephala Lincoln Constance 1941-5-28 2820 Placer 2 miles north of Lincoln, Sacramento Valley. 61 Comment
  RSA29021  Navarretia leucocephala subsp. leucocephala Lincoln Constance 1941-5-28 2820 Placer 2 miles north of Lincoln, Sacramento Valley. 61 Comment
  SCFS5088  Nemophila F. Felix, Erica Krimmel 2013-5-19 30 Placer North Fork American River, 0.5 mile east of Heath Falls overlook, on trail Comment
  CDA11993  Nemophila heterophylla G. F. Hrusa 1995-5-2 12174 Placer Sierra Nevada; 1 km. east of Mosquito Ridge Rd. crossing of North Fork of Middle Fork of the American River. Comment
  JEPS3148  Nemophila heterophylla L. Constance, J. L. Morrison 1938-4-30 2171 Placer at eastern edge Applegate (Sierra Nevada foothills); , e edge Applegate 609 Comment
  POM126461  Nemophila maculata W W Mackie 1904-04 s.n. Placer Newcastle. Comment
  UC24196  Nemophila maculata State Survey 1800-1 4566 Placer New Castle Comment
  CDA19093  Nemophila maculata D. A. Mayhew 2001-3-19 s.n. Placer Sacramento Valley; NE of wet vernal pool, Aylesbury Way, Roseville. 0 Comment
  SEINET5520983  Nemophila maculata J. J. Murray 1965-3-13 s.n. Placer Pilot Hill 351 Comment
  UCD120233  Nemophila menziesii M. Vincent 1965-4-11 608 Placer 1 mile N. of Marysville on Hwy. 99 E. Comment
  UC1021938  Nemophila menziesii Rolf Y. Berg 1954-4-15 Placer Auburn-Folsom Road eight mi s Auburn; s of Auburn Comment
  UCR250062  Nemophila pulchella var. gracilis George K. Helmkamp, Mary Alice Barnes 2013-4-18 20340 Placer Northern Serrra Nevada Mountains Foothills, Yankee Jim Road, 0.9 mile east of its junction with Canyon Way, 4.4 miles SE (167 deg. ) of Colfax 561 Comment
  JEPS127465  Nemophila spatulata Steve Matson 2003-6-15 799 Placer nSNH; Tahoe Basin; Kings Beach/Tahoe Vista; Snow Creek Watershed. Comment
  UCD22023  Nemophila spatulata Rex Palmer 1979-6-9 N 173 Placer Headwaters basin area of the North Fork of the American River. Comment
  UCD22024  Nemophila spatulata Rex Palmer 1979-6-8 N 124 A Placer Headwaters basin area of the North Fork of the American River. Comment
  UCR121485  Nemophila spatulata George K. Helmkamp, E. A. Helmkamp, A. Kerchner 1999-6-29 5019 Placer Northern Sierra Nevada Range, N of Hwy I-80 at west exit to Donner Lake; opening to Negro Canyon 2134 Comment
  CAS-BOT-BC231506  Nicotiana G. P. Rixford 1913-9-2 s.n. Placer Loomis Comment
  UCD110219  Notholithocarpus densiflorus var. echinoides D. Sanchez-Mata; P. Rodriguez-Rojo 1997-8-6 s.n. Placer Michigan Bluff-Forest Hill. Michigan Bluff Road. 1070 Comment
  UCR200878  Oenothera elata subsp. hirsutissima George K. Helmkamp, E. A. Helmkamp 2008-9-15 14096 Placer Foothills, northern Sierra Nevada Mountains, along Mosquito Ridge Road, 3.1 miles southeast of Forest Hill 773 Comment
  JEPS71554  Oreostemma alpigenum var. andersonii Gladys L. Smith 1972-8-25 3430 Placer meadow below cirque, north face Granite Chief Granite Chief 2575 Comment
  CDA13694  Orobanche corymbosa G. F. Hrusa, J. Glazner 1997-8-3 14054 Placer Sierra Nevada; Corner of Hwy 89 & Squaw Valley Rd. Comment
  JEPS72369  Orobanche corymbosa subsp. corymbosa Gladys L. Smith 1972-8-25 3413 Placer Below Watson Monument trail to Granite Chief. Comment
  CAS-BOT-BC500307  Orobanche uniflora subsp. occidentalis C. F. Sonne 1884-8-24 281 Placer Sierra Nevada Mountains: Rocks above Coldstream Comment
  JEPS73652  Orobanche uniflora subsp. occidentalis L. R. Heckard with G. L. Stebbins 1973-6-17 3440 Placer East face of Big Valley Bluff, about 7 air miles southeast of Emigrant Gap. Comment
  UCR148840  Orthocarpus cuspidatus G. Fred Hrusa, J. Glazner 2001-7-15 15951 Placer Northern Sierra Nevada Mountains, Near summit of Crows Nest Peak, immediately west of Sugarbowl 2378 Comment
  UCD21899  Orthocarpus cuspidatus subsp. cryptanthus Rex Palmer 1979-7-25 N 672 Placer Headwaters basin area of the North Fork of the American River Comment
  UCD41250  Osmorhiza brachypoda Ellen Dean; Art Shapiro, Adrienne Shapiro 2003-5-12 1706 Placer Dutch Flat area, north of Hwy 80 near Alta Exit. Along Drum Powerhouse Road, about 1.5 road miles northeast of intersection with Main St. 1066 Comment
  JEPS126302  Osmorhiza occidentalis Steve Matson 1997-7-24 124 Placer Tahoe north shore; Snow Creek Watershed, Tahoe Vista/Kings Beach; dirt road extension of North Ave. 200 yards wet of pavement. Comment
  JEPS126312  Osmorhiza occidentalis Steve Matson 1998-8-21 382 Placer Tahoe north shore; Snow Creek Watershed, Tahoe Vista/Kings Beach; dirt road extension of Tiger Ave. Comment
  UC398750  Osmorhiza occidentalis Katharine Brandegee 1917-1 Placer Cisco 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
  SJSU10635  Oxyria digyna R. L. Fisher 1959-8-16 Placer Anderson Peak 2670 Comment
  CDA15682  Paeonia brownii G. F. Hrusa, J. Glazner 1999-7-18 15232 Placer Lake Tahoe; Wooded slopes betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1905 Comment
  JEPS60655  Paeonia brownii W. L. Jepson 1918-7-30 7728 Placer near Tahoe City; Lake Tahoe 1920 Comment
  SACT001633  Panicum dichotomiflorum Josephine Van Ess 1976-9-15 Placer Collected on the bank of reservoir on road to dam. Amoung rocks, dry where water receded. 76.2 Comment
  UCR146672  Panicum dichotomiflorum subsp. dichotomiflorum Beecher Crampton 1977-9-30 9531 Placer Sierra Nevada foothills, Applegate, along road opposite grocery store 610 Comment
  SACT001648  Panicum pacificum Michael Baad 1976-8-4 Placer Royal Gorge-Wabena Creek to Wild Cat Canyon Comment
  UCD88755  Paspalum dilatatum Collector Unknown 1939-6-23 s.n. Placer Catlin, Auburn. Comment
  RSA0030825  Paspalum distichum A. A. Beetle 1941-6-27 2729 Placer 1 mile north of Lincoln. Comment
  SDSU4032  Pectocarya pusilla unknown 1951-5-3 2171 Placer 823 Comment
  UC197286  Pedicularis attollens C. F. Sonne 1897-8-14 Placer near Tinker Knob; Sierra Nevada Mountains Comment
  RSA401935  Pedicularis attollens Wm Vortriede 1928-1 s.n. Placer Lake Tahoe. Comment
  UCD42898  Pedicularis groenlandica C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 266 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  CDA11927  Pedicularis semibarbata G. F. Hrusa, J. Dinsdale 1989-5-2 7064 Placer Sierra Nevada; Mosquito Ridge Rd, at intersection of spur to Placer Redwood Grove. Comment
  POM44038  Pedicularis semibarbata Marcus E. Jones 1882-06 s.n. Placer Emigrant Gap. Comment
  UCR209726  Pedicularis semibarbata George K. Helmkamp, E. A. Helmkamp 2009-8-12 15454 Placer Northern Sierra Nevada Mountains, Forest Hill Road, 21.7 miles northeast of the city of Foresthill 1701 Comment
  UC223677  Pellaea andromedifolia Alvah A. Eaton Placer Deer Park Comment
  UC197942  Pellaea breweri C. F. Sonne Aug. 1878 Placer Coldstream Comment
  SEINET6626468  Pellaea bridgesii M. J. Williams 1970-6-23 s.n. Placer [Sierra Nevada] Near Cisco Grove 1722 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
  UCD124048  Penstemon azureus G. K. Helmkamp; E. A. Helmkamp 2006-6-14 10712 Placer Northern Sierra Nevada Mountains foothills; 0.2 mile N of the Forest Hill Road on unnamed road to Lake Clementine (general area northeast of Auburn on Forest Hill Divide). 487 Comment
  UCR194959  Penstemon azureus subsp. angustissimus George K. Helmkamp, E. A. Helmkamp 2007-5-18 12011 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 2.8 miles southeast of Foresthill 814 Comment
  RSA285608  Penstemon azureus subsp. azureus D. C. Michener 1981-7-15 4008 Placer Sierra Nevada. Above Hampshire Rocks campground (near Big Bend exit of I-80). Comment
  NY571130  Penstemon azureus var. angustissimus M. E. Jones 1882-7-3 3437 Placer Colfax Comment
  NY571165  Penstemon azureus var. azureus L. S. Rose 1938-9-14 38261 Placer South Fork of Yuba River, Cisco 1615.4 Comment
  NY571188  Penstemon azureus var. azureus M. E. Jones 1882-7-3 3436 Placer Colfax Comment
  UC886820  Penstemon azureus var. azureus A. A. Heller 1917-8-13 12915 Placer ridge nw of Donner Pass; nw of Donner Pass 2377 Comment
  SEINET3160325  Penstemon deustus G. B. Grant 1906-1 M Placer about Lake Tahoe 2438 Comment
  CDA16041  Penstemon gracilentus G. F. Hrusa, J. Glazner 2000-9-3 15672 A Placer Sierra Nevada; Sugar Bowl Ridge, immediately to W of proposed Crow's Nest ski run., 2164 Comment
Read comments
Nov 7 2007
  CHSC9533  Penstemon gracilentus J. F. Goodwin 1971-7-11 164 Placer At end of Commonwealth Drive, 0.6 mi. from intersection with Hwy. 267, 10.6 mi. east of Truckee. 1981 Comment
  UC1063370  Penstemon heterodoxus var. heterodoxus H. S. Yates 1934-6-29 3881 Placer near Brockway; Tahoe National Forest, Truckee Quadrangle Comment
  UCD83642  Penstemon heterodoxus var. heterodoxus Albert Grigarick 2009-9-10 195 Placer Squaw Creek Resort, approx. in middle of Emigrant Lift. 2526 Comment
  UC1063185  Penstemon heterophyllus var. purdyi C. R. Clar 1933-5-18 122 Placer n edge Auburn Sacramento Quad., n edge Auburn Comment
  UCD123928  Penstemon neotericus D. Sanchez-Mata 1997-8-9 s.n. Placer Blue Canyon Road near Blue Canyon. Tahoe National Forest. Mesic white fir forests. 1500 Comment
  UCD69249  Penstemon neotericus D. Sanchez-Mata 1997-8-9 s.n. Placer Blue Canyon Road near Blue Canyon. Tahoe National Forest. Mesic white fir forests. 1500 Comment
  POM44112  Penstemon newberryi subsp. newberryi Marcus E. Jones 1982-6-28 s.n. Placer Emigrant Gap. Comment
  UC1341757  Penstemon newberryi var. newberryi Noel H. Holmgren, James L. Reveal 1966-7-19 2907 Placer 1 1/2 mi E of Norden (along old US 40, S of Hwy) Comment
  UCR246825  Penstemon roezlii George K. Helmkamp, E. A. Helmkamp 2010-7-28 16647 Placer Northern Sierra Nevada Mountains, Forest Hill Road at Hidden Treasure Road, 10.4 miles northeast of the city of Foresthill 1384 Comment
  SEINET11120779  Penstemon roezlii George K. Helmkamp, E. A. Helmkamp 2009-7-16 15225 Placer Sierra Nevada Mtns., Forest Hill Rd., 26.1 mi NE of Foresthill, ca. 3/4 mi NW of Sailor Flat. Duncan peak Comment
  CAS-BOT-BC239575  Penstemon rydbergii var. oreocharis M. S. Jussel 1928-6-25 s.n. Placer Tahoe City Comment
  POM44157  Penstemon rydbergii var. oreocharis Marcus E. Jones 1882-7-1 s.n. Placer Emigrant Gap. Comment
  SEINET5643585  Penstemon rydbergii var. oreocharis Ellen Dean, M. Starbuck; K. F. Mawdsley; G. Harrington; M. Bibbo; J. Poloske 2008-7-20 5210 Placer Donner State Park, newly acquired lands to SW of Donner Lake, ridge between Southern Pacific RR tracks and railroad tunnel to the west of Lakeview Canyon, ridge to the west of large off-road vehicle area.; 0 2255 Comment
  UCD162556  Penstemon rydbergii var. oreocharis Steve Matson 1998-6-21 262 Placer nSNH; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; 200 meters north of Highway 267, east of logging road by lone pine tree. 1780 Comment
  UCD162579  Penstemon rydbergii var. oreocharis Steve Matson 2003-6-22 811 Placer nSNH; Tahoe north shore; Snow Creek watershed, Tahoe Vista/Kings Beach; west fork south of bog. 1920 Comment
  UCD43936  Penstemon rydbergii var. oreocharis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-9 1302 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  SEINET12808748  Penstemon speciosus C. E. Freeman 1993-1 s.n. Placer Hwy 267 from Truckee to Lake Tahoe, 0.5 mi N of Brockway Summit, 7100 ft. 2187 Comment
  POM44219  Penstemon speciosus Marcus E. Jones 1897-6-22 s.n. Placer 10 miles south of Amedee. 1220 Comment
  SCFS1239  Penstemon speciosus E. Krimmel 2013-6-29 Placer North Fork American River, Painted Rock Trail, S. side top meadow Comment
  SEINET5329848 Image available Penstemon speciosus Frevitt 1932-7-5 s.n. Placer Tahoe Vista Comment
  SEINET5329850 Image available Penstemon speciosus L. Miller 1934-6-10 s.n. Placer Tahoe City Comment
  UC27437  Penstemon sudans C. J. Fox Jr. July 1893-July 1895 Placer near Squaw Peak; near Squaw Peak Comment
Read comments
Sep 7 2007
  CHSC24719  Pentagramma pallida T. C. English 1976-4-11 17 Placer Ca 400 yd nw of abondoned R.R., n fork of the American River, 2 mi w of Hwy 49 bridge. 335 Comment
  UCR250341  Pentagramma pallida George K. Helmkamp, Mary Alice Barnes 2013-4-18 20368 Placer Northern Sierra Nevada Mtns Foothills, Yankee Jim Road, 2.4 miles east of its junction with Canyon Way, 2.5 mi. ENE (78 deg. ) of Weimar 512 Comment
  UCD137789  Pentagramma triangularis subsp. triangularis Eric Brenner; John Hunter 1996-5-26 5 Placer Tahoe National Forest, along Forest Hill Rd at Mosquito Ridge at Volcano Canyon. 1870 Comment
  CDA13689  Perideridia lemmonii G. F. Hrusa, J. Glazner 1997-8-3 14049 Placer Sierra Nevada; Corner of Hwy 89 & Squaw Valley Rd. Comment
  CHSC73909  Perideridia lemmonii Susie Urie 1998-8-28 98 -132 Placer Middle of Page Meadows; anout 2 mi west of Lake Tahoe and Sunnyside. [Lat./long. on label is '39 9 N; 120 11 W']. 2121 Comment
  CHSC73914  Perideridia lemmonii Susi Urie 1998-8-28 98 -147 Placer Middle of Page Meadows; about 2 mi west of Lake Tahoe and Sunnyside. [Lat./long. on label is '39 9 N; 120 11 W']. 2115 Comment
  UCR257729  Perideridia parishii George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19521 Placer Northern Sierra Nevada Mountains, Sugar Bowl Road, 0.4 mile south of its junction with Donner Pass Road, just west of Lake Mary 2136 Comment
  UCD43022  Perideridia parishii subsp. latifolia C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-18 391 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  SEINET3924413  Persicaria wallichii Beth Lowe Corbin 1982-8-3 188 Placer Onion Creek campground.; 0 1841 Comment
  UCD80213  Petrorhagia dubia CNPS SN Foothill Team 2005-4-12 SNFN 0105 a Placer Placer Legacy Spears/Didion Ranch, site is located in the Spear's Ranch boundary off of Highway 49. The south-facing plot is above Coon Creek. 216 Comment
  UCD98376  Petrorhagia dubia M. D. Clegg 1963-5-4 27 Placer Folsom Reservoir, 2 miles north of Folsom, southeast corner of county. 60 Comment
  RSA518803  Phacelia egena L. R. Heckard, G. Ledyard Stebbins 1973-6-17 3441 Placer On east face of Big Valley Bluff, about seven air miles southeast of Emigrant Gap. 1524 Comment
  CHSC67664  Phacelia hastata subsp. compacta James D. Jokerst 1986-7-13 2737 B Placer Trail from The Cedars, high Sierra Nevada SW of Donner Lake, just below the summit of Needle Peak, scree on S-facing slope. Comment
  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
  UCR233382  Phacelia hastata var. hastata George K. Helmkamp, E. A. Helmkamp 2011-8-26 18166 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
  UCD42838  Phacelia heterophylla C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-23 204 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  UC881158  Phacelia humilis Alice Eastwood Jun 15 1912-Jun 19 1912 484 Placer Deer Park Lake Tahoe Region Comment
  POM65406  Phacelia humilis var. humilis Harriet Ann Walker 1910-6-13 2030 Placer Near Deer Park, in the Tahoe District. 1970 Comment
  RSA145541  Phacelia humilis var. humilis E. R. Blakley 3816 Placer Kings Beach Lake Tahoe. 1905 Comment
  SD44659  Phacelia imbricata Darley F. Howe 1951-5-1 2102 Placer 456 Comment
  UC1035539  Phacelia mutabilis Kay H. Beach 1941-8-20 1601 Placer roadside on U.S. 40 about 3 mi e Emigrant Gap; Sierra Nevada Mountains Comment
  RSA0009550  Phacelia mutabilis Marcus E. Jones 1882-6-30 2813 Placer Emigrant Gap. Comment
  SEINET3158314  Phacelia racemosa K. Brandegee 1908-7-15 sn Placer Cisco Comment
  SEINET4691147  Phalaris arundinacea W. D. Billings 1951-7-15 2125 Placer Truckee River near Rampart, 2 miles west of Tahoe City 1859 Comment
  CAS-BOT-BC259075  Phalaris lemmonii L. R. Abrams 1935-4-20 13685 Placer Roseville Comment
  CAS-BOT-BC77387  Philadelphus lewisii Saichi Kawahara 1969-5-24 835 Placer Cape Horn, overlooking north fork of American River, Colfax-Iowa Hill Road between Dinner Tree and Windy Point 585 Comment
  UC565948  Philadelphus lewisii N. French and A. E. Wieslander 1933-6-18 79 Placer Middle Fork of American River Placerville Quadrangle 457 Comment
  RSA0057763  Philadelphus lewisii Beecher Crampton 1955-6-15 2883 Placer Bunch Canyon, Forest Hill Road, 2.5 miles south of US Hwy. 40. Comment
  CAS-BOT-BC253557  Phleum alpinum John H. Thomas; Hazelle A. Thomas 1956-7-21 6199 Placer Vicinity of Donner Pass, about 80 miles northeast of Sacramento, Sierra Nevada 2377 Comment
  SACT001734  Phleum alpinum Michael Baad 1983-8-21 Placer Collected on road between lakes from Soda Springs. 2.2 miles southwest of I80 exit to Soda Springs. 2019.0 Comment
  UCD89344  Phleum alpinum R. Tofsrud 1951-7-11 s.n. Placer Ice Lake, 4 miles S of Soda Springs. 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
  SACT001749  Phleum pratense D. Meyer 1983-9-10 Placer Near parking lot, moist streambank and meadow. 1879.0 Comment
  SACT001753  Phleum pratense D. Meyer 1983-6-18 Placer Roadside drainage ditch. 412.0 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
  CDA12295  Phlox gracilis G. F. Hrusa 1989-5-2 7066 Placer Sierra Nevada; Mosquito Ridge Road about 15 km. beyond crossing of North Fork of Middle Fork of the American River. Comment
  CDA12402  Phlox gracilis G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8530 Ab Placer Lake Tahoe; N side of upper Ward Valley, 4 mi SW of Tahoe City. Comment
  UC880472  Phlox gracilis Lewis S. Rose 1940-6-1 40453 Placer Tahoe City 1889 Comment
  CDA16819  Phoenicaulis cheiranthoides G. F. Hrusa, J. Glazner 2001-7-15 15959 Placer Sierra Nevada; Uncommon on steep, open rock faces on lower slopes nr. transition of Abies magnifica/Abies concolor forest. N face of Crows Nest Pk. immed. W of Sugarbowl. 2255 Comment
  JEPS48535  Phyllodoce breweri L. S. Smith 1927-8-12 2238 Placer Tahoe National Forest, Squaw Creek-Upper Basin Squaw Creek-Upper Basin; Tahoe National Forest, Squaw Creek-Upper Basin 2286 Comment
  CHSC84562  Pilularia americana John Dittes 2003-5-25 2003 -21 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
  UCSB45346  Pilularia americana Reisentz, Paul 1979-5-11 Placer 1 mi S of Sheridan on Hwy 65. Comment
  CAS-BOT-BC78463  Pinus contorta subsp. murrayana Baki Kasapligil 1974-10-6 4912 Placer Soda Springs, Sugar Bowl 1828 Comment
  CAS-BOT-BC78464  Pinus contorta subsp. murrayana A. A. Heller 1917-8-13 12883 Placer Summit [valley] Valley 2118 Comment
  UC1076347  Pinus contorta subsp. murrayana Herbert L. Mason 1929-10-4 5476 Placer Placerville road summit Johnson Pass Comment
  SEINET5334519  Pinus contorta var. murrayana W. D. Billings 1951-8-21 2153 Placer East side of Granite Chief, Sierra Nevada. 2621 Comment
  SEINET5334629  Pinus jeffreyi T. C. Frantz 1951-5-22 s.n. Placer between north end of Lake Tahoe and highway near Nevada state line. Comment
  UCD133225  Pinus lambertiana Beecher Crampton 1960-11-2 5800 Placer town of Gold Run. 975 Comment
  SEINET11611048  Pinus lambertiana W. Priest 1956-4-16 s.n. Placer On U.S. Highway 40 just W of Baxter 1067 Comment
  HSC1526  Pinus monticola R. A. Magie 1964-6-12 101 Placer Turn off of Hwy. 20, 6 mi. W of Hwy. 40 junction, 12 mi. towards Lindsay Lake 1982 Comment
  SEINET5334725  Pinus monticola W. D. Billings 1951-8-21 2152 Placer E. side of Granite Chief, Sierra Nevada 2621 Comment
  IRVC9005  Pinus ponderosa Pamela I. B. Roeber 1974-10-20 66 Placer 3 miles S of Foresthill on Auburn-Foresthill Road. Comment
  UC1819257  Pinus ponderosa Glen E. Sindel 1955-9-25 s. n. Placer Forest Hill, northern edge of flat ridge top, ca. 50 ft W of northern edge of Forest Hill Ranger Station, Tahoe National Forest; IFG plot 68 975 Comment
  UCD69325  Pinus ponderosa Russell Stein 1984-4-25 Placer 6 miles east of Auburn; foothill woodland/ Yellow Pine Forest. 457 Comment
  SEINET5334784  Pinus sabiniana W. Priest 1956-4-7 s.n. Placer On Calif. Highway 49, about 10 miles north of Auburn 610 Comment
  POM260091  Plagiobothrys bracteatus C. L. Hitchcock 1940-5-7 6350 Placer 1 mile west of Baxter Comment
  UC882301  Plagiobothrys bracteatus C. L. Hitchcock 1940-5-7 6350 Placer ca 1 mi w Baxter Comment
  UC79440  Plagiobothrys greenei Mrs. K. Brandegee May 1884 Placer Roseville 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
  UCD120892  Plagiobothrys nothofulvus John R. Davey 1966-5-14 34 Placer ca. 4 miles southwest of Colfax and 3 miles south of U.S. Highway 40. 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
  CAS-BOT-BC516748  Plagiobothrys stipitatus var. micranthus George K. Helmkamp; Amy Barnes 2013-3-28 20282 Placer Eastern Sacramento Valley: along 10th St/Ranch House Rd, 0.6 mi S of its jct with Riosa Road in Sheridan 43 Comment
  CHSC96475  Plagiobothrys stipitatus var. micranthus Lowell Ahart; Brian Williams 2007-4-13 13638 Placer Bottom of vernal pools, about 1/2 mile south of the Manzanita Cemetery, about 1/2 mile west of Gladding Road, about 2 3/4 miles north of Lincoln. 43 Comment
  SDSU5434  Plagiobothrys trachycarpus D. F. Howe 1951-5-1 2105 Placer 457 Comment
  RSA0067559  Plantago coronopus George K. Helmkamp, E. A. Helmkamp 2012-3-31 18650 Placer along CA-193, 0.1 mile west of its junction with Sierra College Blvd. 88 Comment
  SD241121  Plantago coronopus George K. Helmkamp, E. A. Helmkamp 2012-3-31 18650 Placer Sacramento Valley: along CA-193, 0.1 mile west of tis junction with Sierra College Blvd. (Gold Hill 7.5'Q) 88 Comment
  UCD34137  Plantago erecta Beecher Crampton 1977-4-3 9461 Placer 3.5 miles north of Auburn, just east of Elder's Corner on Dry Creek Road. Comment
  UCR258537  Plantago lanceolata George K. Helmkamp, Amy Barnes 2014-3-21 22625 Placer Sacramento Valley, Riosa Road at the east side of its junction with CA-65, just west of Sheridan 33 Comment
  JEPS103408  Plantago major Lowell Ahart 2002-7-22 9892 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
  CAS-BOT-BC136638  Platanthera John H. Thomas; Hazelle A. Thomas 1956-7-21 6201 Placer Field redacted by CAS, contact the data manager for more information 2377 Comment
  UC13512  Platanthera leucostachys C. J. Fox Jr. July 1895 Placer Deer Park Inn Comment
  SD43650  Plectritis macrocera Darley F. Howe 1948-5-23 1905 Placer American River 305 Comment
  JEPS59066  Pleuricospora fimbriolata C. F. Sonne 1888-8-12 475 Placer Sierra Nevada Mountains, on Truckee River Truckee River; Sierra Nevada Mountains, Truckee River Comment
  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
  JEPS70620  Poa annua Leland S. Smith 1926-4-10 1778 Placer rd to Sugar Pine (Forest Hill Divide); Tahoe Nat'l Forest 1097 Comment
  SEINET7709036  Poa annua J. Nachlinger 1984-3-17 909 Placer Middle Fork of American River, on road to Placerville. 457 Comment
  CAS-BOT-BC254758  Poa bolanderi Catherine Best 1981-8-1 s.n. Placer Big Meadow, about 3 miles S of French Meadows 1600 Comment
  CDA16043  Poa bolanderi G. F. Hrusa, J. Glazner 2000-9-3 15670 A Placer Sierra Nevada; Sugar Bowl Ridge, immediately to W of proposed Crow's Nest ski run. Abies concolor, A. magnifica, Pinus monticola, P. contorta forest with dense herbaceous understory. Along old logging roadbed. Annual. 2164 Comment
  UCD75951  Poa bolanderi Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5192 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, along Emigrant Trail on the N side of the north fork of Cold Creek. South side of trail. 2161 Comment
  CDA36871  Poa bulbosa CDFA Staff 1995-5-12 s.n. Placer Dry Creek. 0 Comment
  UCR249537  Poa bulbosa George K. Helmkamp, Amy Barnes 2013-3-28 20294 Placer Eastern Sacramento Valley, northwest side of junction of Riosa Road and Andressen Road, northeast of Sheridan 36 Comment
  SACT001823  Poa canbyi Michael Baad 1976-6-16 Placer Descending to stream crossing. Comment
  SACT001826  Poa canbyi Michael Baad 1983-8-27 Placer 2072.64 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
  SACT001830  Poa compressa D. Meyer 1984-8-26 Placer 1818.0 Comment
  UCD34881  Poa compressa Beecher Crampton 1964-7-9 7111 Placer Placer County, Emigrant Gap, Hwy. 40. 1615 Comment
  CHSC67744  Poa cusickii subsp. epilis James D. Jokerst 1986-7-13 2740 Placer Trail from The Cedars, high Sierra Nevada SW of Donner Lake, above Ted Beedy's 'El Cap' on trail. Comment
  SACT001845  Poa gracillima Michael Baad 1983-8-21 Placer On road to lakes 3.8 km southwest of Soda Springs exit off of I80. 2019.0 Comment
  SACT001873  Poa nervosa Michael Baad 1976-7-21 Placer Southwestern face of Lyon Peak descending to spring emptying into the Middle Fork of the American River. 16 km southeast of Soda Springs. 2377.0 Comment
  SACT001877  Poa nervosa Michael Baad 1976-7-17 Placer 3.2 km west of Alpine Meadows Ski Area, opening in red fir and lodgepole pine forest. 2133.0 Comment
  CHSC72899  Poa palustris L. P. Janeway; Eric Schroder, Katherine Murrell, Marcus Yee 1998-7-15 5768 Placer LLake Tahoe Basin Management Unit- National Forest. North side of Blackwood Creek, 1.7 mi west of Lake Tahoe. Meadow complex. 1938 Comment
  CHSC74173  Poa palustris Susi Urie 1998-8-25 98 -097 Placer Lake Tahoe Basin-National Forest. About 0.2 mi north of Lake Tahoe; meadow complex between Kings Beach and Tahoe Vista. 1901 Comment
  CAS-BOT-BC247374  Poa pratensis Saichi Kawahara 1969-7-6 1418 Placer West of old cabin, Mel Henderson Ranch, Indian Creek 999 Comment
  SACT001903  Poa pratensis Michael Baad 1983-7-23 Placer 1/8 mile west of Highway 89 1828.0 Comment
  SACT001906  Poa pratensis Michael Baad 1983-7-10 Placer 6.1 miles by road south of Emigrant Gap townsite, open west meadow 1524.0 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
  SACT001913  Poa pratensis D. Meyer 1983-8-7 Placer 8.5 km south of Placer County line moist shady area Louisiana Pacific Private Forest enterance. 1758.0 Comment
  SACT001916  Poa pratensis D. Meyer 1983-8-7 Placer 24.5 km south of Placer County line moist shady area Louisiana Pacific Private Forest enterance. 1758.0 Comment
  SACT001917  Poa pratensis D. Meyer 1983-8-7 Placer Bike trail behind Tahoe City shopping center near lake shore. 1891.0 Comment
  SACT001921  Poa pratensis D. Meyer 1983-8-20 Placer Moist roadside meadow, some revegetation following residential construction. 2000.0 Comment
  SACT001929  Poa pratensis D. Meyer 1984-9-9 Placer Collected at east fork of north fork of north fork of american river 1394.0 Comment
  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
  CHSC74922  Poa pratensis subsp. pratensis Susi Urie; Eric Schroder 1998-9-8 98 -277 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
  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
  SACT001979  Poa scabrella Michael Baad 1983-5-5 Placer Junction of Yankee Jim and Shirttail Canyon Road. 1.6 km south of North Fork of American River. Comment
  SACT001981  Poa scabrella Michael Baad 1983-5-7 Placer 2 miles east of Colfax rocky opening disturbed area. 978.0 Comment
  SACT001989  Poa scabrella Michael Baad 1977-6-8 Placer 3.2 km northeast of Brushy Springs Station, ridge northeast of center of crater area. Overlooking the south rim of the Middle Fork of the American River. 1219.2 Comment
  UCD18258  Poa secunda E. A. Dean; N. Wymer, T. and M. Starbuck 1998-8-15 470 Placer NW shore of Lake Tahoe, W of Hwy 89, S of Donner Lake, upper slopes and meadows of Squaw Valley Ski Resort. 2499 Comment
  CAS-BOT-BC236328  Poa secunda subsp. secunda L. S. Smith 1925-5-21 1590 Placer Squaw Valley [Olympic Valley] 1889 Comment
  CAS-BOT-BC242955  Poa secunda subsp. secunda A. A. Heller 1917-8-13 12917 Placer Ridge NW of Donner Pass below a ledge of igneous rock 2377 Comment
  CHSC112174  Poa sierrae Dean Wm. Taylor 2013-6-19 21370 Placer Ralston Ridge (ca 25 air miles E of Foresthill), along Forest Road 14N22C about 1.1 mile down frfom (North of) Forest Road 25 along the ridgecrest. 1482 Comment
  RSA0049711  Poa sierrae Dean Wm. Taylor 2013-6-19 21370 Placer Ralston Ridge (ca. 15 air miles E of Foresthill), along Forest Road 14N22C about 1.1 mile down from (North of) Forest Road 25 along the ridgecrest 1482 Comment
  SACT002015  Poa trivialis D. Meyer 1984-5-6 Placer On Garden Bar Road. Riparian habitat. 182.0 Comment
  UCD36705  Podagrostis humilis Beecher Crampton 1955-7-13 2988 Placer Placer County, 3.5 miles east of Baxter, along U.S. Highway 40. Comment
  UCR563  Polemonium californicum Frank C. Vasek 1955-6-29 266 Placer Sierra Nevada Mountains, Sugar Bowl, near Donner Pass [ski area, c. 1 mi. east of Lake Van Norden] 2141 Comment
  UC882679  Polemonium occidentale Alice Eastwood 1909-1 61 Placer Sunnyside Lake Tahoe Region, Sunnyside Comment
  CAS-BOT-BC170306  Polygala cornuta var. cornuta W. R. Dudley 1909-8-1 s.n. Placer Monte Vista, Dutch Flat Comment
  UCR231875  Polygonum aviculare George K. Helmkamp, E. A. Helmkamp 2010-10-16 17020 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
  CDA22765  Polygonum californicum E. Dewitt 1929-10-3 Placer Lincoln. 0 Comment
  RSA531307  Polygonum davisiae Walter Wisura, T. Hayduk, Q. Junzhuan 1991-8-22 4548 Placer Squaw Valley beyond upper cable car station Comment
  POM280358  Polygonum douglasii Lyman Benson 1942-7-2 11270 Placer Highway junction 1 mile west of Truckee. Truckee River drainage area. 1829 Comment
  UC1101182  Polygonum hydropiper Malcolm A. Nobs and S. Galen Smith 1949-8-22 1539 Placer Roseville; stream at sw city limits Comment
  JEPS98995  Polygonum lapathifolium Lowell Ahart 2001-10-10 9364 Placer French Meadows Reservoir, near boat or trail access area on NW side of reservoir, about 1 mile SW of bridge across Middle Fork of American River, about 2 miles SW of Ahart Camp, about 22 miles (air) NE of Forest Hill. 1594 Comment
  UCR189637  Polygonum phytolaccifolium George K. Helmkamp, E. A. Helmkamp 2007-7-27 12634 Placer Northern Sierra Nevada Mountains, Southeast end of Cisco Grove; along local road just before it passes under Interstate-80 1744 Comment
  CAS-BOT-BC420033  Polygonum polygaloides subsp. kelloggii Alice Eastwood 1912-6-15 442 Placer Tahoe City, Lake Tahoe Region Comment
  CHSC82603  Polygonum polygaloides subsp. kelloggii Lowell Ahart 2002-7-22 9898 Placer 50 yards northeast of the small natural lake, on the east side of the paved road to Lake Valley Reservoir, about 1/4 mile east of Yuba Gap and Highway 80. 1780 Comment
  JEPS126278  Polygonum polygaloides subsp. kelloggii Steve Matson 2002-7-14 570 Placer nSNH; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; south of Highway 267; just west of Northstar Golf Course. Comment
  JEPS72996  Polygonum polygaloides subsp. kelloggii Gladys L. Smith 1972-6-18 3157 C Placer Scott Peak; foot 2072 Comment
  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-BC420165  Polygonum sawatchense subsp. sawatchense John Thomas Howell 1925-6-27 1200 Placer Tahoe Tavern, Lake Tahoe 1889 Comment
  RSA689952  Polypodium californicum Elizabeth Flint 1930-1 100 Placer Near Penryn 213 Comment
  UCR250652  Polypodium calirhiza George K. Helmkamp, Mary Alice Barnes 2013-4-18 20372 Placer Northern Sierra Nevada Mtns Foothills, Iowa Hill Road, 1.8 miles west of the bridge over North Fork American River, 0.6 mi. (airline) east of I-80 at Colfax 544 Comment
  POM120374  Polypodium hesperium Marcus E. Jones 1882-7-1 s.n. Placer Emigrant Gap. Comment
  SEINET5778155 Image available Polypodium hesperium Marcus E. Jones 1882-1 Placer Emigrant Gap Comment
  UCD90503  Polypogon australis Beecher Crampton 1955-6-15 2891 Placer junction of Iowa Hill, Forest Hill road, 2.5 miles north Yankee Jim. 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
  CAS-BOT-BC72114  Polystichum G. L. Stebbins 1969-7-19 6942 Placer Monumental Ridge, 3.6 miles east-southeast of Emigrant Gap 2042 Comment
  JEPS33239  Polystichum imbricans subsp. curtum Matt Herbrand 1917-12-20 Placer 1524 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-BC102698  Populus tremuloides Mrs. Bliss 1923-4-20 s.n. Placer Tahoe City Comment
  UCD43048  Populus tremuloides C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-19 417 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  CAS-BOT-BC105577  Populus trichocarpa C. B. Wolf 1931-9-10 1295 Placer Shore of Lake Tahoe, Just N.W. of Chambers Lodge 1920 Comment
  CAS-BOT-BC105579  Populus trichocarpa M. E. Parsons 1909-1-1 s.n. Placer Lake Tahoe Region Comment
  OBI20169  Populus trichocarpa David J. Keil 1978-7-23 12934 Placer Cisco Grove exit from I-80, just E of Nevada Co. line 1768 Comment
  POM212165  Populus trichocarpa Carl B. Wolf 1931-9-11 2422 Placer near creek, 7 miles below summit of Donner Pass, W slope of Sierra Nevada 1829 Comment
  SCFS11529130  Populus trichocarpa E. Krimmel 2012-8-28 Placer NFAm below Chickering bridge. Comment
  POM296462  Potamogeton epihydrus Lyman Benson 1932-7-31 4020 Placer Tahoe Tavern, Sierra Nevada mtn range, Lake Tahoe watershed. 1890 Comment
  UC205446  Potentilla drummondii C. F. Sonne 1885-7-12 Placer Granite Rock above Coldstream (= Cold Creek); Granite Rock above Coldstream 2743 Comment
  POM36827  Potentilla flabellifolia C. F. Sonne 1897-7-18 s.n. Placer Near Tinkers Knob 2439 Comment
  CDA25013  Potentilla glandulosa J. Glazner 2000-8-16 s.n. Placer Lake Tahoe; betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1889 Comment
  CHSC79564  Potentilla glandulosa subsp. reflexa G. F. Hrusa; J. Glazner 1999-7-18 15220 Placer Northern California. The Lake Tahoe Region. Betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. Above Squaw Creek just above Hwy 89 bridge. 1889 Comment
  CHSC89290  Potentilla glandulosa subsp. reflexa G. F. Hrusa; M. I. Wibawa, J. Glazner 2002-5-22 16022 Placer Sierra Nevada. Hughes Mill (site) above Foresthill. UTM: 10S, 4329930 N, 0691823 E. 1066 Comment
  RSA463075  Potentilla glandulosa var. nevadensis Lyman D. Benson 1942-7-2 11246 Placer Highway junction 1 mile west of Truckee. Truckee River drainage area. 1829 Comment
  JEPS59375  Potentilla gracilis Ezra Brainerd and Viola B. Baird 1915-7-7 123 Placer Squaw Valley near forester's house; Sierra Nevada Mts., Squaw Valley 1920 Comment
  CAS-BOT-BC141634  Potentilla gracilis var. elmeri Alice Eastwood 1909-1-1 217 Placer Sunnyside 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
  UC480743  Primula suffrutescens W. C. Blasdale 1923-7-13 Placer Mount Ellis (Tahoe) Mount Ellis; Lake Tahoe Region, Mount Ellis (Tahoe) Comment
  UC570339  Primula suffrutescens B. Bolt 1934-7-12 110 Placer Snow Mountain; Tahoe National Forest, Truckee Quad., Snow Mountain Comment
  RSA123243  Primula suffrutescens B. Bolt 1934-7-12 110 Placer Snow Mtn, Truckee. 2439 Comment
  CDA27763  Prosopis glandulosa var. torreyana M. K. Bellue, F. Clark 1945-10-11 Placer Railroad yards, Southern Pacific, Roseville. 0 Comment
  POM145298  Prunella vulgaris var. lanceolata J. B. Feudge 1927-7-18 1842 Placer Bog W. of Emigrant GAp 1524 Comment
  UCR231856  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
  LA208082  Prunus emarginata Carl B. Wolf; 1930-10-11 sn Placer 4 mi. W. of Emigrant Pass 1523 Comment
  RSA453214  Prunus emarginata Wm. Martin 1971-9-10 20260 Placer Near Blue Canyon Ranger Station, Tahoe National Forest. Comment
  UC484003  Prunus emarginata Carl B. Wolf 1930-10-11 1728 Placer 4 mi w of Emigrant Gap 1524 Comment
  UCD113443  Prunus emarginata N. F. Sommer 1954-5-19 88 Placer at edge of runway of emergency landing field near Blue Canyon, U.S. Highway 40, 8 miles west of Emigrant Gap. 1828 Comment
  UCD22278  Prunus emarginata Rex Palmer 1979-6-21 N 396 Placer Headwaters basin area of the North Fork of the American River Comment
  CAS-BOT-BC154644  Prunus subcordata W. R. Dudley 1909-8-1 s.n. Placer Vicinity Dutch Flat Comment
  UCR241353  Pseudognaphalium canescens subsp. thermale George K. Helmkamp, Mary Alice Barnes, E. A. Helmkamp 2012-9-8 19810 Placer Northern Sierra Nevada Mountains, along Forest Hill Road, 10.4 miles northeast of Hidden Treasure Road, 0.45 mi. ESE of Whisky Hill 1677 Comment
  CAS-BOT-BC80155  Pseudotsuga menziesii Saichi Kawahara 1969-5-24 1022 Placer ridge, east of old cabin, Mel Henderson Ranch, Indian Creek 1036 Comment
  JEPS18159  Psilocarphus oregonus Rimo Bacigalupi with G. T. Robbins and F. Chisaki 1956-4-20 5630 Placer along Antelope-Roseville road, at Sacramento-Placer County line 42 Comment
  CAS-BOT-BC361894  Psilocarphus tenellus R. Bacigalupi; McMinn; Mason 1926-5-28 1501 Placer At Rose Springs, about halfway between Folsom & Loomis. Southern Placer County Comment
  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
  SBBG29003  Puccinellia distans B. Crampton 1967-7-26 Placer Kingvale, Interstate 80 1950 Comment
  CHSC107004  Pueraria lobata William J. Ferlatte; D. Mitani, M. Keffer 1977-9-22 1901 Placer Kuska property, ca 2 miles NW of Weimar off of Placer Hills Rd. 609 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
  UCD34554  Purshia tridentata Beecher Crampton 1985-6-23 9999 Placer North Shore Lake Tahoe, Stateline Road. Comment
  UC12831  Purshia tridentata var. tridentata J. Burtt Davy Jun 25 1897-Jun 30 1897 3240 Placer from Truckee to Lake Tahoe; Truckee River Basin Comment
  SEINET7246500  Pyrola asarifolia T. W. Richardson 2002-8-8 s.n. Placer [Sierra Nevada] Tahoe City, Lake Forest, Robert Pomin Park 1902 Comment
  CAS-BOT-BC462773  Pyrola dentata Elizabeth Parsons Hawver 1911-8-19 s.n. Placer On way to chute, Madden Creek, Lake Tahoe Region Comment
  CAS-BOT-BC462775  Pyrola dentata Lowell Ahart 1969-7-30 s.n. Placer Ahart Camp, French Meadows 1524 Comment
  CAS-BOT-BC45765  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
  CAS-BOT-BC45766  Quercus Saichi Kawahara 1969-5-25 1019 Placer ridge east of old house, Mel Henderson Ranch, east bank of Indian Creek; section 23 of the Dutch Flat Quadrangle 1036 Comment
  JEPS89059  Quercus X chasei Dr. J. C. Hawver 1909-3-5 Placer Auburn, ne corner of town Auburn Comment
  UCD47000  Quercus X morehus Stanley F. Bailey 1962-10-26 s.n. Placer North side of road to Kilaga Springs, 1/2 mile east of McCourtney Road, ca. 5 miles north of Lincoln, Placer County, California. Comment
  UCSC009131  Quercus X morehus Al Keuter 2015-3-31 10- 33 -1 Placer North Fork American River/SR193 221 Comment
  CAS-BOT-BC62473  Quercus chrysolepis W. R. Dudley 1909-7-22 s.n. Placer Lower's leap, American River 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
  SACT002629  Quercus chrysolepis Herbert Copeland 1935-3-17 Placer 970.0 Comment
  CAS-BOT-BC62721  Quercus chrysolepis Marian L. Campbell 1921-7-26 s.n. Placer Grelaud's Place, Sacramento River Comment
  SACT002613  Quercus chrysolepis var. nana Josephine Van Ess 1977-11-4 Placer Collected up first ravine to south below Highway 49. Dry west-facing slope. 365.8 Comment
  CAS-BOT-BC105305  Quercus kelloggii Marcus E. Jones 1982-6-30 2871 Placer Emigrant Gap Comment
  CDA15823  Quercus vacciniifolia G. F. Hrusa, L. Serafini 1993-6-29 11248 Placer S side of French Meadows Reservoir immeditely below dam. Comment
  OBI14213  Quercus vacciniifolia Robert F. Hoover 1967-9-5 10822 Placer Carnelian Bay, Lake Tahoe Comment
  OBI14214  Quercus vacciniifolia Robert F. Hoover 1967-9-5 10822 Placer Carnelian Bay, Lake Tahoe Comment
  SACT002714  Quercus vacciniifolia Michael Baad 1983-7-1 Placer 0.4 mile beyond airport road junction on road from I80 to Blue Canyon 1584.96 Comment
  SEINET2470936  Quercus vacciniifolia K. Christie 2010-6-30 1877 Placer Lake Tahoe Basin Management Unit (USFS); east of Brockway Spring along FR 16N57, ca. 0.75 mi. northeast of Kings Beach from Beaver Rd. 2133 Comment
  SJSU10160  Quercus vacciniifolia A. W. Jacobs 1936-9-6 Placer summit of Eagle Rock above Idlewild on W shore Lake Tahoe 2209 Comment
  UCD21488  Quercus vacciniifolia Rex Palmer 1979-7-26 N 832 Placer Headwaters basin area of the North Fork of the American River Comment
  UCD21490  Quercus vacciniifolia Beth Lowe Corbin 1982-8-4 206 Placer Located on hill west of Onion Creek Campground. 1853 Comment
  UC614911  Quercus vacciniifolia Beryl O. Schreiber 1934-7-4 1186 Placer 6 mi e Lookout Comment
  CAS-BOT-BC104990  Quercus wislizeni Gordon H. True 1971-4-21 6529 Placer Auburn Ravine just W of Lincoln 49 Comment
  CAS-BOT-BC104991  Quercus wislizeni Miss. A. Eastwood 1894-9-1 s.n. Placer Newcastle 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
  UC405494  Quercus wislizeni Francis Ramaley 1917-4-24 11144 Placer Auburn Comment
  CDA19817  Quercus wislizeni var. wislizeni P. Akers 2002-4-14 s.n. Placer Northern California; E end of Clarke Tunnel Rd, N of Penryn. 0 Comment
  SEINET5338933  Ranunculus C. Aarstad, Hugh N. Mozingo 1979-4-1 s.n. Placer Eldorado Creek near junct. W/No. fork of middle fork of American River, Mosquito Ridge Rd. to French Meadows 518 Comment
  JEPS72152  Ranunculus alismifolius var. alismellus Gladys L. Smith 1972-6-18 3151 Placer cliff above Alpine Meadows 2133 Comment
  UC9357  Ranunculus alismifolius var. alismifolius J. Burtt Davy Jun 25 1897-Jun 30 1897 3260 Placer near Deer Park Inn; Truckee River Basin Comment
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Aug 8 2010
  POM269582  Ranunculus alismifolius var. hartwegii Lyman Benson 1942-7-2 11243 Placer Highway junction 1 mile west of Truckee. Truckee River drainage area. 1829 Comment
  CAS-BOT-BC379386  Ranunculus alismifolius var. hartwegii Lowell Ahart 1983-8-17 4338 Placer found growing on damp dark rocky soil near an open bare mountain side, south of Onion Valley, near the Quincy La Porte Road, west of Pilot PR, about 11 mi northeast of La Porte, California 2000 Comment
  CAS-BOT-BC379437  Ranunculus alismifolius var. hartwegii Betty J. Jorgensen 1944-5-26 443 Placer on bank above highway near A.S.U.O. lodge, near Norden Comment
  CAS-BOT-BC379439  Ranunculus alismifolius var. hartwegii Betty J. Jorgensen 1944-5-18 440 Placer beside snow bank, near A.S.U.C. lodge, Norden Comment
  SEINET5338276  Ranunculus alismifolius var. hartwegii P. A. Lehenbauer 1926-4-25 1324 Placer Squaw Creek Comment
  CAS-BOT-BC379327  Ranunculus alismifolius var. lemmonii Olga Reifschneider 1955-4-24 s.n. Placer 5 mi north of Truckee, Highway 89 Comment
  UC827616  Ranunculus aquatilis var. capillaceus Alice Eastwood Jun 15 1912-Jun 19 1912 454 Placer Deer Park Lake Tahoe Region Comment
  CDA24300  Ranunculus aquatilis var. hispidulus H. R. Danielson 1962-4-28 Placer Highway 99E to Lincoln, ca. 5 miles north of Roseville. 0 Comment
  RSA0042967  Ranunculus californicus George K. Helmkamp, Mary Alice Barnes 2013-4-18 20352 Placer Yankee Jim Road, 0.9 mile east of its junction with Canyon Way, 4.4 miles SE (167 ) of Colfax 561 Comment
  UCR231887  Ranunculus californicus George K. Helmkamp, E. A. Helmkamp 2011-4-10 17148 Placer Sacramento Valley, east of Sheridan just north of the junction of North Kilaga Springs Road and Kilaga Springs Road 98 Comment
  SEINET5338467  Ranunculus canus 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. Comment
  UCR234220  Ranunculus muricatus George K. Helmkamp, E. A. Helmkamp 2011-4-10 17159 Placer Sacramento Valley, along Riosa Road at the east edge of the village of Sheridan 41 Comment
  SD43654  Ranunculus muricatus Darley F. Howe 1948-5-21 1909 Placer Placer Co. 456 Comment
  UCD164622  Ranunculus occidentalis Brandi Sorensen 1995-6-1 3 Placer .73 kilometers northwest of Colfax. 671 Comment
  SEINET12100621  Ranunculus occidentalis J. F. Bright, Wyman, C. 1933-1 8455 Placer Auburn Comment
  SEINET5338819  Ranunculus occidentalis E. W. Mason 1976-3-13 s.n. Placer North Fork American River, about 2 miles south of Auburn. 274 Comment
  RSA400016  Ranunculus occidentalis var. eisenii Wm Vortriede 1926-1 s.n. Placer Lake Tahoe. Comment
  SEINET5338829  Ranunculus occidentalis var. eisenii M. Demorest 1962-3-15 s.n. Placer Junction of North and Middle Forks of the American river, 4 miles from Auburn. 274 Comment
  JEPS127531  Ranunculus occidentalis var. ultramontanus Steve Matson 1998-6-14 237 Placer nSNH: Tahoe north shore; Snow Creek watershed, Tahoe Vista/Kings Beach; dirt road extension of Tiger Ave., under power lines. Comment
  UCD54576  Ranunculus orthorhynchus Ellen Dean; Tammie Beyerl 2006-1-11 2770 Placer NW part of town of Auburn, north of municipal airport and south of Dry Creek Rd. 435 Comment
  CHSC72884  Ranunculus uncinatus L. P. Janeway; Eric Schroder 1998-7-13 5755 Placer Lake Tahoe Basin Management Unit- National Forest. North side of Blackwood Creek, 1.7 mi west of Lake Tahoe. Large meadow complex. 1938 Comment
  JEPS113119  Raphanus raphanistrum Lowell Ahart, Brian Williams 2007-4-13 13640 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
  CAS-BOT-BC59528  Rhamnus alnifolia Carl B. Wolf 1937-9-4 9287 Placer Sierra Nevada, NW. of Lake Tahoe, 1 mi. below (E. of) Deer Park 1981 Comment
  RSA654889  Rhamnus alnifolia G. Fred Hrusa, J. Glazner 1997-8-3 14032 Placer Corner of Hwy 89 and Squaw Valley Road. 2000 Comment
  UC570990  Rhamnus ilicifolia Herbert L. Mason 1926-5-28 3265 Placer near Auburn Comment
  UC1121923  Rhamnus rubra N. French 1933-5-19 61 Placer near Iowa Hill; Colfax Quad. 822 Comment
  UCR190921  Rhamnus rubra George K. Helmkamp, E. A. Helmkamp 2007-5-23 12068 Placer Northern Sierra Nevada Mountains, Sugar Pine road, 0.2 mile northwest of Forest Hill Road 1360 Comment
  RSA30396  Rhamnus rubra subsp. obtusissima A. A. Heller 1917-6-19 12736 Placer Dry gravelly ridge, Emigrant Gap. 1616 Comment
  CAS-BOT-BC109794  Rhodiola integrifolia subsp. integrifolia John Thomas Howell 1943-7-26 18854 A Placer Sugar Bowl northwest of Mount Lincoln. Comment
  CAS-BOT-BC58189  Rhododendron columbianum Frances Price 1919-1-1 s.n. Placer Tahoe. Comment
  CDA26520  Rhododendron occidentale var. californicum G. F. Hrusa 1993-6-29 9882 Placer Sierra Nevada; Placer Big Trees Redwood Grove. Mosquito Ridge Rd. below French Meadows Reservoir. Comment
  UC635198  Rhus trilobata Herbert L. Mason 1926-5-28 3267 Placer 5 mi above Auburn Comment
  UC466048  Ribes C. F. Sonne June 1896 1569 Placer Fowler Deer Creek Comment
  UC466050  Ribes C. F. Sonne May 1896 1569 Placer Canyon Creek, Towle Station [inferred from other Sonne collections. This label reads Fowler Sta.] Comment
  SEINET5845255  Ribes P. L. Comanor, B. Clark, B. O'Malia 1969-5-1 s.n. Placer Colfax area, 1.85 miles from end of railroad bridge on Calif. 194, winding road, plot located on the right past parking area, down path approx. 60 meters 1676 Comment
  CAS-BOT-BC108693  Ribes cereum Bethel; Posey 1921-6-5 s.n. Placer Tahoe. 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
  UC11513  Ribes cereum J. Burtt Davy Jun 25 1897-Jun 30 1897 3242 Placer from Truckee to Tahoe; Truckee River Basin Comment
  UCD22350  Ribes cereum var. inebrians Rex Palmer 1979-6-20 N 320 Placer Headwaters basin area of the North Fork of the American River Comment
  UCD43893  Ribes inerme var. inerme C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-9 1259 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  HSC103235  Ribes montigenum Jade Paget-Seekins 2010-7-19 49 Placer Mountains west of Lake Tahoe, up Forest Route 3 past the Ellis Peak trailhead, left onto road toward Miller Meadows. 2280 Comment
  CAS-BOT-BC219173  Ribes nevadense A. A. Heller 1917-6-17 12725 Placer Cisco 1828 Comment
  CAS-BOT-BC219175  Ribes nevadense A. A. Heller 1917-6-17 12725 Placer Cisco 1828 Comment
  CAS-BOT-BC219204  Ribes nevadense Alice Eastwood 1909-1-1 178 Placer Sunnyside Comment
  CAS-BOT-BC219207  Ribes nevadense Geo. B. Grant 1906-7-15 s.n. Placer About Lake Tahoe Comment
  UCD41252  Ribes nevadense Ellen Dean; Art Shapiro, Adrienne Shapiro 2003-5-12 1708 Placer Dutch Flat area, north of Hwy 80 near Alta Exit. Along Drum Powerhouse Road, about 2.5 road miles from Main St. 1066 Comment
  UC1127574  Ribes roezlii N. French 1933-9-14 103 Placer Greek Store Tahoe National Forest, Colfax Quadrangle Comment
  UCD15604  Ribes roezlii Lisa Montany 1985-5-18 20 Placer Mosquito Ridge Rd, 21.8 miles west of Forest Hill Rd. Comment
  RSA0018263  Ribes roezlii Wm. Martin 1971-9-10 20271 Placer Blue Canyon Creek, 2 miles south of Ranger Station, Tahoe Natl. Forest. Comment
  RSA0018266  Ribes roezlii J. H. Nishida 1985-7-10 777 Placer Homewood. 1829 Comment
  RSA0018267  Ribes roezlii N. H. French 1934-6-22 473 Placer 1/2 mile W of Lake Van Norden. 2134 Comment
  RSA0026923  Ribes roezlii Marcus E. Jones 1900-7-26 s.n. Placer Blue Canyon. 1463 Comment
  SEINET12216785  Ribes roezlii J. H. Nishida 1985-1 777 Placer Homewood 1829 Comment
  SEINET5339779  Ribes roezlii P. A. Lehenbauer 1932-6-12 s.n. Placer Reclamation Camp, Tahoe City Comment
  CAS-BOT-BC186199  Ribes roezlii var. roezlii Julia McDonald 1914-6-1 s.n. Placer Homewood, Lake Tahoe Region Comment
  CAS-BOT-BC168772  Ribes viscosissimum Margaret Williams 1974-8-8 74 -P1-15 Placer Murphy's Meadow, 5 miles southeast of Hirschdale - Sierra Nevada 2316 Comment
  CAS-BOT-BC362923  Rigiopappus leptocladus G. L. Stebbins 1978-5-28 7879 Placer West side of Big Crater 1280 Comment
  UC35869  Rigiopappus leptocladus H. N. Bolander 1865-1 4569 Placer Newcastle Comment
  UCD14914  Rorippa Beth Lowe Corbin 1982-8-17 363 Placer California, Placer Co.; 1 2/3 miles southwest of The Cedars; 1813 Comment
  UC170073  Rorippa palustris Miss Helen D. Geis 1912-6 198 Placer Truckee River at lake outlet Comment
  CAS-BOT-BC74866  Rorippa subumbellata Alice Eastwood 1909-1-1 38 Placer Lake Tahoe Region. Sunnyside. Comment
  JEPS59382  Rorippa subumbellata Ezra Brainerd and Viola B. Baird 1915-7-23 130 Placer Sierra Nevada, Lake Tahoe, Greene's Point 1901 Comment
  UC856784  Rorippa subumbellata Ira L. Wiggins 1933-8-21 6786 Placer near Tahoma (shores of Lake Tahoe); , near Tahoma Comment
  CAS-BOT-BC146353  Rosa Saichi Kawahara 1969-5-24 841 Placer North side of bend on Colfax-Iowa Hill Road, 1 mile west of Iowa Hill 865 Comment
  JEPS47280  Rosa bridgesii C. F. Sonne May 1891 4172 Placer along railroad below Auburn Comment
  CAS-BOT-BC147020  Rosa woodsii subsp. ultramontana C. F. Sonne 1885-7-17 86 Placer Along Truckee River Comment
  CAS-BOT-BC147021  Rosa woodsii subsp. ultramontana C. B. Wolf 1931-9-10 2421 Placer Near R.R. between Tahoe Tavern and head of Truckee River (gates) 1920 Comment
  UCD17674  Rubus H. Olmo; T. S. Mallah 1953-4-8 53 86 Placer California. Placer County: 1.0 mile south of Loomis. Comment
  UCD113771  Rubus armeniacus G. L. Stebbins Jr. 1952-6-22 5094 Placer 2 miles southeast of Colfax. Abundant along American River, north of bridge on road to Iowa Hill. 350 Comment
  UC861652  Rubus glaucifolius Marcus E. Jones, A. M. 1882-6-28 3309 Placer Emigrant Gap Comment
  SD243197  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
  SEINET7705650  Rubus laciniatus B. Priest 1955-5-1 s.n. Placer One mile north of highway 50. Eight miles west of Placerville. 549 Comment
  CHSC9515  Rubus parviflorus J. F. Goodwin 1971-7-10 154 Placer 1 mi. west of Lake Tahoe at end of Old County Road, 2.3 mi. sw of Cornelian Bay. 1981 Comment
  SEINET11918653  Rubus parviflorus C. F. Sonne 1884-8-10 73 Placer Trucker River Comment
  UCD164607  Rubus ursinus Brandi Sorensen 1995-6-1 25 Placer .73 kilometers northwest of Colfax. 671 Comment
  UCD17696  Rubus ursinus H. Olmo; T. S. Mallah 1953-3-24 53 22 A Placer California. Placer County: Placer Road in Auburn. Follow to bottom near new highway cut. Off Grass Valley Highway. Comment
  RSA0035673  Rumex acetosella George K. Helmkamp, Mary Alice Barnes 2013-5-3 20465 Placer SW edge of Foresthill, Mosquito Ridge Road, 0.2 mile south of Forest Hill Road 974 Comment
  RSA466037  Rumex acetosella L. S. Rose 1944-7-12 44087 Placer Chamber Lodge, Lake Tahoe. 1921 Comment
  UCR250628  Rumex acetosella George K. Helmkamp, Mary Alice Barnes 2013-5-3 20465 Placer Foothills, northern Sierra Nevada Mountains, SW edge of Foresthill, Mosquito Ridge Road, 0.2 mile south of Forest Hill Road 974 Comment
  CDA37171  Rumex acetosella CDFA Staff 1975-4-17 s.n. Placer Loomis; David Takagishi property, northeast of the junction of Sierra College Blvd. & Interstate 80. 0 Comment
  CAS-BOT-BC433639  Rumex mexicanus A. A. Heller 1917-6-19 12734 Placer Emigrant Gap 1615 Comment
  CAS-BOT-BC433649  Rumex obtusifolius W. R. Dudley 1909-8-12 s.n. Placer Canon [Canyon] Creek Comment
  UCD22145  Rumex paucifolius Rex Palmer 1979-6-21 N 357 Placer Headwaters basin area of the North Fork of the American River Comment
  UCR270369  Rumex salicifolius John F. Emmel 2002-6-23 1758 Placer Sierra Nevada Mountains, northern Lake Tahoe region, US Forest Service Road 16N33 a unnamed creek crossing c. 1 mile west of Griff Creek crossing, 1.4 air miles south and 0.2 air mile west of Martis Peak 2244 Comment
  SEINET5335636  Sagittaria latifolia R. D. Olsen 1949-5-14 15 Placer stream crossing, U.S. highway 40, Roseville city limit 61 Comment
  UC847125  Salix A. A. Heller 1917-6-17 12720 Placer Yuba R. below Cisco; Yuba R. 1676 Comment
  CAS-BOT-BC103603  Salix eastwoodiae Marcus E. Jones 1902-7-9 s.n. Placer Castle Peak Comment
  CAS-BOT-BC103605  Salix eastwoodiae W. R. Dudley 1900-6-14 5056 Placer Road from Donner Lake to Summit Comment
  CAS-BOT-BC103612  Salix eastwoodiae W. R. Dudley 1900-6-14 5045 Placer About half way up loop road from Donner Lake Comment
  UC1134858  Salix eastwoodiae N. French 1934-6-19 416 Placer Lock Leven Lakes; Tahoe Nat'l Forest, Colfax Quadrangle Comment
  UCD22317  Salix eastwoodiae Rex Palmer 1979-7-11 N 585 Placer Headwaters basin area of the North Fork of the American River. Comment
  JEPS127552  Salix exigua Steve Matson 2000-6-24 453 Placer nSNH: Martis Valley, about 4 miles SE of Truckee. Martis Creek Wildlife Area, 400 m north of Hwy 267, 500 m west of Martis Creek, next to concrete slabs. Comment
  CAS-BOT-BC103987  Salix geyeriana W. R. Dudley 1900-6-1 5286 Placer near Independence Lake Comment
  CAS-BOT-BC103989  Salix geyeriana W. R. Dudley 1900-6-1 5287 Placer Vicinity of Independence Lake Comment
  JEPS127558  Salix geyeriana Steve Matson 1997-8-9 166 Placer nSNH: Martis Valley, about 4 miles SE of Truckee. Martis Creek Wildlife Area, south of Hwy 267, south of Martis Creek, 'Lookout Mtn. creek. Comment
  UCD110810  Salix geyeriana E. L. Smith 1965-6-7 676 Placer Martis Valley, 6 miles southeast of Truckee. 1828 Comment
  CAS-BOT-BC106954  Salix laevigata Gordon H. True 1971-4-21 6528 Placer Auburn Ravine just west of Lincoln 49 Comment
  CDA16978  Salix laevigata G. F. Hrusa, M. I. Wibawa, J. Glazner 2002-5-22 16032 Placer Sierra Nevada; Hughes Mill (site) above Foresthill. 1066 Comment
  UCD43159  Salix lasiandra C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-20 527 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  UCD16131  Salix lasiandra var. abramsii Sutton 1984-5-19 14 Placer Califorina. Placer County: Blue Canyon Rd., 3 mi off Hwy 80 along river bank. 1371 Comment
  CAS-BOT-BC125296  Salix lasiandra var. lasiandra James Moffitt 1926-8-22 s.n. Placer Lake Tahoe Comment
  UCD111642  Salix lasiolepis Michael Persichetty 2007-6-5 1 Placer Alta. North side of Spaulding Point. 1219 Comment
  CAS-BOT-BC124755  Salix lemmonii W. R. Dudley 1900-6-1 5533 Placer near Madden's Creek above McKinneys Cr. Comment
  CAS-BOT-BC124765  Salix lemmonii W. R. Dudley 1900-6-20 5349 Placer on north side of Independence Lake Comment
  CAS-BOT-BC124771  Salix lemmonii A. A. Heller 1917-6-17 12721 Placer along the Yuba River below Cisco 1676 Comment
  CHSC74266  Salix lemmonii Susi Urie 1998-9-3 98 -229 Placer Lake Tahoe Basin--National Forest. Meadow along the un-named creek along the northeast side of Tahoe Vista; about 0.5 mi north of Lake Tahoe. 1914 Comment
  SD43610  Salix lemmonii Darley F. Howe 1948-5-22 Placer Placer Co. 1707 Comment
  UC847122  Salix lemmonii A. A. Heller 1917-6-17 12688 Placer along Yuba R. below Cisco; Yuba R. 1676 Comment
  UCD43894  Salix lemmonii C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-9 1260 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  CAS-BOT-BC125098  Salix ligulifolia Alice Eastwood 1912-6-15 386 Placer Deer Park, Lake Tahoe region Comment
  SBBG27424  Salix ligulifolia A. A. Heller 1917-6-19 12733 Placer Emigrant Gap 1615 Comment
  CDA25006  Salix lucida subsp. lasiandra J. Glazner 2000-9-2 s.n. Placer Lake Tahoe; betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1889 Comment
  CAS-BOT-BC129521  Salix melanopsis L. S. Smith 1931-8-27 2629 Placer French Mdws., Tahoe N.F. - along middle fork American River below Chalk Bluff crossing. Comment
  CAS-BOT-BC129078  Salix scouleriana W. R. Dudley 1900-6-20 5282 Placer Woods west of Independence Lake Comment
  CAS-BOT-BC129084  Salix scouleriana Beecher Crampton 1975-10-14 9321 Placer Blue Canyon airport area 1524 Comment
  CAS-BOT-BC129087  Salix scouleriana Gordon H. True 1968-7-10 4366 Placer Hwy. 20 between Yuba Gap and Bear Valley, 1 mile east of Lake Bowman Rd. 1554 Comment
  LA210195  Salix scouleriana A. A. Heller; 1917-6-17 12694 Placer Sierra Nevada, Yuba River below Cisco 1676 Comment
  POM107208  Salix scouleriana Marcus E. Jones 1882-7-1 3488 Placer Emigrant Gap. Comment
  RSA531310  Sambucus microbotrys W. Wisura, Tom Hayduk, Q. Junzhuan 1991-8-22 4545 Placer Squaw Valley beyond upper cable car station. on SW slope below a rocky summit. Comment
  UCD22158  Sambucus nigra subsp. caerulea Beth Lowe Corbin 1982-8-10 304 Placer 1 1/2 miles WNW of Onion Creek Campground. 2011 Comment
  CAS-BOT-BC235195  Sambucus racemosa var. racemosa A. A. Heller 1916-8-13 12903 Placer Summit hotel 2133 Comment
  SD247498  Sanguisorba minor subsp. muricata George K. Helmkamp, Elizabeth Helmkamp 2013-6-11 20802 Placer Northern Sierra Nevada Mountains Foothills: Yankee Jim's Road, 3.6 miles northwest of its junction with Forest Hill Road (Foresthill 7.5'Q) 768 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
  UCR233184B  Sanguisorba minor subsp. muricata George K. Helmkamp, E. A. Helmkamp 2011-7-9 17673 Placer Northern Sierra Nevada Mountains Foothills, Yankee Jim Road, 1.4 miles northwest of the city of Foresthill 764 Comment
  SD243200  Sanguisorba officinalis George K. Helmkamp, E. A. Helmkamp 2010-7-28 16640 Placer Northern Sierra Nevada Mountains: Forest Route 13 (American Hill Road), 1.8 miles south of the junction with Forest Hill Road. 1566 Comment
  UC420483  Sanicula bipinnatifida C. F. Sonne 1891-5-17 1465 Placer Colfax Comment
  SD248316  Sanicula crassicaulis George K. Helmkamp, Elizabeth Helmkamp 2013-6-11 20806 Placer Northern Sierra Nevada Mountains Foothills: Yankee Jim's road, 3.6 miles northwest of its junction with Forest Hill Road. 768 Comment
  UC147638  Sanicula graveolens Harriet A. Walker 1908-6-23 1239 Placer Blue Canyon 1432 Comment
  SEINET11160323  Sanicula tuberosa M. Demorest 1962-3-15 s.n. Placer Junction of North and Middle Forks American River, 4 miles from Auburn. 274 Comment
  CAS-BOT-BC466338  Sarcodes sanguinea Greg de Nevers 1991-7-24 9760 Placer Ward Creek Valley, S of Sunnyside 1950 Comment
  CDA38882  Sarcodes sanguinea R. Covey 1980-6-15 s.n. Placer Ca. 5 km from the north shore of Lake Tahoe, near Kings Beach on Crystal Bay [?]. 0 Comment
  UC21766  Sarcodes sanguinea C. F. Sonne 1896-6-6 Placer Woods R. Comment
  UC858868  Saxifraga californica Marcus E. Jones, A. M. 1882-7-1 3587 Placer Emigrant Gap Comment
  UCD43786  Scirpus microcarpus C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-7 1152 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  UCD75772  Scirpus microcarpus Ellen Dean; M. Bibbo, J. Poloske, M. Starbuck 2008-7-20 5245 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, area south of the Southern Pacific RR tracks, just south of Lakeview Canyon and north of Emigrant Canyon. 2099 Comment
  CAS-BOT-BC110997  Scirpus microcarpus Lewis Samuel Rose 1944-7-25 44238 Placer Chambers Lodge, Lake Tahow meadow 1920 Comment
  CAS-BOT-BC110999  Scirpus microcarpus W. R. Dudley 1901-8-16 s.n. Placer Island below falls, Monte Vista, Dutch Flat Comment
  CDA19577  Scribneria bolanderi M. I. Wibawa, G. F. Hrusa, J. Glazner 2002-5-22 231 Placer Forest Hill Divide; Hughes Mill, along Finning Mill Rd, ~ 3 mi N of Forest Hill Rd, ~ 3 mi E of Forest Hill. 1066 Comment
  RSA88136  Scrophularia californica var. desertorum J. T. Howell 1951-6-28 27679 Placer Jamison Creek. 1585 Comment
  CHSC68016  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
  UCD125713  Scutellaria californica Rex Palmer 1979-7-25 N 677 Placer Exact location unknown. Comment
  UCR146855  Scutellaria californica Beecher Crampton 1955-6-15 2868 Placer Sierra Nevada Mountains, head of Bunch Canyon, 3.5 mi. east of Weimar on road to Foresthill, 0.5 mi. south of US Hwy 40 671 Comment
  CAS-BOT-BC61453  Sedum lanceolatum John H. Thomas; Hazelle A. Thomas 1956-7-21 6131 Placer Sierra Nevada, Vicinity of Donner Pass, about 80 miles northeast of Sacramento. 2377 Comment
  RSA0029340  Sedum lanceolatum John F. Emmel 1991-7-23 1190 Placer Sierra Nevada, Donner Pass area: along Pacific Crest Trail south above Donner Pass, on slope ca. 0.3 air mi east of Lake Mary. 2226 Comment
  UCD69348  Sedum obtusatum S. Rivas; M. Barbour, D. S. Mata and P. Rodriguez 1997-9-3 Placer Soda Springs. Soda Springs Road. Tahoe National Forest. American River Canyon. Perennial plant communities growing in massive ultramafic outcrops close to Jeffrey pine open forets (Querco vaccinifoliae-Pinetum jeffreyi Rivas-Martinez and Sanchez-Mata 1997). 1850 Comment
  SD125412  Sedum obtusatum Beth Lowe Corbin 1982-8-10 299 Placer 1.25 mile westnorthwest of Onion Creek Campground. 1980 Comment
  UC831069  Sedum spathulifolium Marcus E. Jones, A. M. 1882-6-30 3345 Placer Emigrant Gap Comment
  CAS-BOT-BC69719  Selaginella wallacei G. L. Stebbins 1970-7-12 7052 Placer Bear River canyon, 2 mi. n. of Alta. 1097 Comment
  UCD44656  Senecio hydrophiloides C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 2022 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  CHSC73934  Senecio hydrophilus Susi Urie 1998-8-25 98 -089 Placer Lake Tahoe Basin. About 0.2 mi north of Lake Tahoe; large meadow complex between Kings Beach and Tahoe Vista. 1901 Comment
  UCD170424  Senecio integerrimus var. major G. W. Forister 2017-6-15 s.n. Placer Onion Valley; 7 miles south of I-80 on Texas Hill Road. 1465 Comment
  CAS-BOT-BC249054  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-BC364386  Senecio triangularis L. S. Smith 1927-8-5 2153 Placer Tahoe National Forest. Robertson Flat R.S. fenced pasture Comment
  JEPS126318  Sericocarpus oregonensis subsp. californicus Steve Matson 2004-8-22 1115 Placer Tahoe Basin west shore; Ward Canyon; Driveway off Zermatt Road near Courchevel Road. Comment
  UC832211  Sericocarpus oregonensis subsp. californicus Ira L. Wiggins 1933-8-21 6789 Placer near, shores of Lake Tahoe Tahoma; Lake Tahoe Comment
  UCD34028  Sericocarpus oregonensis subsp. californicus Beecher Crampton 1975-9-9 9280 Placer Gold Run rest area on Hwy. 80. 914 Comment
  CAS-BOT-BC364758  Sericocarpus oregonensis subsp. californicus L. R. Abrams 1917-9-15 6762 Placer Near Dutch Flat Comment
  HSC33342  Setaria faberi K. Stark, William J. Ferlatte 1974-11-11 1677 Placer Near Penryn on Taylor Rd. 0.5 mi. E of Sicley Rd. 137 Comment
  CDA37687  Setaria faberi Breckenridge 2004-6-2 s.n. Placer Loomis, along Taylor Road. 0 Comment
  CAS-BOT-BC243550  Setaria parviflora David D. Keck 1932-7-1 1596 Placer 2 miles N. of Auburn on Nevada City Road 426 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
  CDA37051  Sherardia arvensis CDFA Staff 1995-5-31 s.n. Placer Pino Ranch, near Newcastle. 0 Comment
  JEPS44601  Sibbaldia procumbens C. F. Sonne 1887-8-16 80 Placer mt slope above Coldstream; Sierra Nevada Mountains 2438 Comment
  UCD116760  Sidalcea Frederica Bowcutt 1994-7-22 1946 Placer Sierra Nevada Mountains, Tahoe Basin, Northshore between Truckee and Tahoe City, Squaw Valley ski resort. Near High Camp at pond construction site. Comment
  JEPS72638  Sidalcea glaucescens Gladys L. Smith 1972-6-18 3148 Placer Alpine Meadows 2072 Comment
  UC1124951  Sidalcea glaucescens N. French 1934-6-22 484 Placer 1/2 mi w Lake Van Norden; Truckee Quadrangle 2133 Comment
  UC112805  Sidalcea glaucescens Katharine Brandegee 1908-7-1 Placer Donner, Summit Station Donner; , Summit Station 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
  OBI2962  Sidalcea glaucescens Lewis S. Rose 1968-7-20 68187 Placer 2 mi E of Cisco Grove 1768 Comment
  RSA232851  Sidalcea glaucescens L. S. Rose 1968-7-20 68187 Placer 2 miles east of Cisco Grove 1768 Comment
  UC718219  Sidalcea hartwegii Carl B. Wolf 1937-5-12 8620 Placer 1 mi n Lincoln; Sacramento Valley, n of Lincoln 45 Comment
  UCD116793  Sidalcea malviflora Ted Niehaus 1959-4-19 69 Placer Yankee Jims diggins, Shirttail Road. Comment
  RSA27944  Sidalcea malviflora subsp. asprella C. L. Hitchcock 1940-5-14 6390 Placer Meier Ranch, 6 miles north of Colfax. 762 Comment
  UCR257628  Sidalcea malviflora subsp. asprella George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19536 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
  UCD43172  Sidalcea oregana subsp. hydrophila C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-20 541 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  UCD44584  Sidalcea oregana subsp. hydrophila C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 1950 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  CHSC73959  Sidalcea oregana subsp. spicata Susi Urie 1998-9-1 98 -176 Placer Large meadow below Hwy 28, between the highway and Lake Forest Road; about 3 mi north of Lake Tahoe. 1908 Comment
  CHSC73960  Sidalcea oregana subsp. spicata Susi Urie 1998-8-18 98 -062 Placer About 0.2 mi north of Lake Tahoe; large meadow complex between Kings Beach and Tahoe Vista. 1901 Comment
  CHSC74100  Sidalcea oregana subsp. spicata Susi Urie 1998-8-11 98 -006 Placer About 0.5 mi north of Ward Creek, along a small tributary; about 2 mi west of Lake Tahoe and Sunnyside. 2097 Comment
  CHSC74101  Sidalcea oregana subsp. spicata Susi Urie 1998-8-28 98 -130 Placer Middle of Page Meadows; about 2 mi west of Lake Tahoe and Sunnnyside. 2121 Comment
  CHSC9527  Sidalcea oregana subsp. spicata J. F. Goodwin 1971-7-11 167 Placer 20 ft. south of Hwy. 267 in open meadow, 7.3 mi. east of Truckee. 2103 Comment
  JEPS126288  Sidalcea oregana subsp. spicata Steve Matson 1998-7-12 331 Placer nSNH, Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; north of Highway 267, west of Martis Creek. Comment
  UC871499  Sidalcea oregana subsp. spicata Lewis S. Rose 1937-7-29 37614 Placer Tahoe Vista 1905 Comment
  UCD150577  Sidalcea oregana subsp. spicata James A. Neilson Jr. 1970-7-16 1544 Placer Tahoe Basin, Lower Ward Valley. 2011 Comment
  UCD43225  Sidalcea oregana subsp. spicata C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-13 594 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  SEINET9006228  Sidalcea oregana var. spicata P. B. Kennedy, S. B. Doten 1901-8-18 411 Placer Talbots Home Camp, 7 miles from French Meadows. Comment
  CDA11994  Silene californica G. F. Hrusa 1995-5-2 12175 Placer Sierra Nevada; 1 km. east of Mosquito Ridge Rd. crossing of North Fork of Middle Fork of the American River. Comment
  RSA305931  Silene californica Fay A. MacFadden 1934-3-31 12424 Placer Hillsides near Colfax. Comment
  UC942755  Silene californica Peter H. Raven, G. L. Stebbins Jr. 1952-4-20 4016 Placer North Fork American River s Auburn (near bridge on Rt. 49); North Fork American River s of Auburn 213 Comment
  CAS-BOT-BC386977  Silene douglasii Alice Eastwood 1909-1-1 158 Placer Lake Tahoe Region, Sunnyside Comment
  SEINET9336058  Silene douglasii Unknown 2001-7-15 15938 Placer Scattered perennial on steep rocky & gravelly, subalpine slopes, N side at summit of Crows Nest Pk. immediately W of Sugarbowl. Comment
  UC465664  Silene douglasii Katharine Brandegee July, 1908 Placer Alta Comment
  UCR231826  Silene douglasii George K. Helmkamp, E. A. Helmkamp 2010-8-14 16772 Placer Northern Sierra Nevada Mountains, American Hill Road (Forest Route 13), 4.7 miles south of its junction with Foresthill Road and just south of a creek crossing 1552 Comment
  JEPS59423  Silene douglasii Ezra Brainerd and Viola B. Baird 1915-7-25 143 Placer along trail to the Garden of the Gods Deer Park; Sierra Nevada Mts., Deer Park 2011 Comment
  POM89175  Silene douglasii var. douglasii Katherine Brandegee 1917-08 s.n. Placer Cisco Comment
  SEINET3155749  Silene douglasii var. monantha H. M. Hall 1910-7-4 8742 Placer Near Cisco, upper transition zone, 1890 Comment
  CAS-BOT-BC181345  Silene latifolia Margaret J. Williams; Dieter Schacht 1987-6-19 87- 20 -1 Placer Near Hwy 89, just west of Tahoe City 1905 Comment
  CAS-BOT-BC389368  Silene lemmonii Marcus E. Jones 1882-6-27 s.n. Placer Emigrant Gap Comment
  UC311417  Silene occidentalis subsp. occidentalis Marcus E. Jones, A. M. 1882-6-30 Placer Emigrant Gap Comment
  UCD150312  Silene vulgaris James A. Neilson Jr. 1970-8-1 1689 Placer Tahoe Basin, Tahoe City. 1901 Comment
  CDA16997  Sisyrinchium bellum G. F. Hrusa, M. I. Wibawa, J. Glazner 2002-5-22 16050 Placer Sierra Nevada; Hughes Mill (site) above Foresthill. 1066 Comment
  SACT002215  Sitanion hystrix D. Meyer 1984-8-26 Placer Top of peak 1660.0 Comment
  SACT002234  Sitanion hystrix Michael Baad 1976-7-17 Placer 0.5 mile west of Alpine Meadows Ski Resort on trail to Five Lakes, southeast corner of northeast corner. 2072.0 Comment
  SACT002256  Sitanion jubatum Michael Baad 1976-6-3 Placer Descending towards Middle Fork on road from Forest Hill to French Meadows. 1.5 miles east of Forest Hill. 701.0 Comment
  SACT002257  Sitanion jubatum Michael Baad 1976-6-3 Placer Descending towards Middle Fork on road from Forest Hill to French Meadows. 1.5 miles east of Forest Hill. 701.0 Comment
  UC147619  Smilacina racemosa Harriet A. Walker 1908-6-23 1226 Placer Blue Canyon 1432 Comment
  UC615348  Smilacina racemosa Beryl O. Schreiber 1933-7-21 900 Placer creek bank near Mount Ellis Trail above Homewood; Lake Tahoe Comment
  CDA5901  Solanum carolinense J. C. Henderson, K. Stark 1971-7-17 Placer Sierra Nevada; Southern Pacific Railroad tracks, Emigrant Gap. Comment
  CDA5939  Solanum dimidiatum K. L. Milam 1968-7-15 Placer Sierra Nevada; 221 Elm Street, Roseville. Comment
  UC579834  Solanum umbelliferum Annetta Carter 1937-4-25 1250 Placer about 6 mi se of Loomis (on the road from Folsom to Auburn) Comment
  UC884983  Solanum umbelliferum P. A. Lehenbauer 1935-6-18 Placer near Tahoe City 1898 Comment
  SEINET6186063  Solanum xanti A. Beninghoff 1930-3-15 2820 Placer Virginia Tower Comment
  CHSC73660  Solidago elongata L. P. Janeway; Eric Schroder 1998-9-16 6331 Placer Meadow on north side of the creek about half way between Buck Lake and McKinney Creek; about 2.2 mi southwest of Lake Tahoe. 2124 Comment
  JEPS126408  Solidago elongata Steve Matson 1998-8-18 370 Placer Tahoe north shore Watershed, Tahoe Vista/Kings Beach; Middle Fork Snow Creek above golf course along trails. Comment
  JEPS32374  Solidago elongata Rowena Beans 1914-9-7 Placer 2 mi w Lavern; shores of Lake Tahoe Comment
  OBI77755  Solidago velutina subsp. californica Robert F. Hoover 1967-9-5 10836 Placer Carnelian Bay, Lake Tahoe Comment
  UC579222  Solidago velutina subsp. californica G. T. Nordstrom 1934-6-21 130 Placer 4/10 mi w by nw Mammoth Springs; Colfax Quad. Comment
  CAS-BOT-BC157302  Sorbus californica Dr. Kellogg 1870-7-9 s.n. Placer Summit Comment
  UC861955  Sorbus californica Lewis S. Rose 1940-5-29 40421 Placer Cisco 1737 Comment
  SCFS11529160  Sparganium angustifolium E. Krimmel, F. Felix 2014-8-7 Placer Seasonal pool 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-BC390745  Spergularia marina Gordon H. True 1971-4-9 6463 Placer Northern limits of Lincoln 48 Comment
  UCD22171  Spergularia rubra Beth Lowe Corbin 1982-8-17 364 Placer 1 2/3 miles SW of The Cedars. NW facing slope, 10% incline. Partial sun. Occasional. In sandy, disturbed soil on logging skid trail in white fir forest near creek. Flowers pale purplish. 1813 Comment
  CHSC74328  Spiranthes porrifolia Susi Urie 1998-8-27 98 -126 Placer Middle of Page Meadows; about 2 miles west of Lake Tahoe and Sunnyside. 2121 Comment
  UCD150749  Spiranthes porrifolia James A. Neilson Jr. 1970-8-3 1718 Placer Tahoe Basin, 1 mile south of Tahoe City. 1901 Comment
  POM286219  Stellaria longipes Lyman Benson 1942-7-2 11252 Placer Highway junction 1 mile west of Truckee. Truckee River drainage area. 1829 Comment
  UC1563938  Stellaria nitens Barbara Ertter with David Thompson 1989-4-8 8175 Placer near Auburn State Recreation Area entrance (Iowa Creek Road, ca 2 mi from I-80, at creek crossing) 518 Comment
  RSA518742  Stellaria nitens Barbara Ertter, David M. Thompson 1989-4-8 8175 Placer Iowa Creek Road, ca 2 miles from I-80 near entrance to Auburn State Recreation Area, at creek crossing. 518 Comment
  SACT002325  Stipa californica D. Meyer 1984-9-23 Placer Dry rocky summit of north-facing slope. 2109.0 Comment
  SACT002338  Stipa cernua Josephine Van Ess 1975-5-23 Placer Collected on south slope leading up to Volcano Hill. Open grassy slope. Comment
  SACT002343  Stipa columbiana Michael Baad 1983-7-23 Placer Collected south of airport along northeast side of Highway 267 1767.84 Comment
  SACT002346  Stipa elmeri D. Meyer 1984-9-9 Placer Comment
  SACT002359  Stipa lemmonii Michael Baad 1983-8-11 Placer Collected on trail from Mildred Ridge 2133.0 Comment
  SEINET10603900  Stipa lettermanii Unknown 1886-1 Anonymous 12889 Placer Summit Station in open places in coarse granite sand, upper limit of the yellow pine belt. 2121 Comment
  RSA437612  Streptanthus tortuosus K. Thorne, J. Chandler 1987-6-26 5432 Placer Squaw Valley Ski Resort. Comment
  SCFS1190  Streptanthus tortuosus E. Krimmel 2014-4-21 Placer NFAm. Farthest rocky outcrop on Point Mariah Comment
  UCD164328  Streptanthus tortuosus N. Ivalu Cacho; Sharon Y. Strauss, Patrick J. McIntyre 2011-6-25 IC-SS 235 - Placer Casa Loma Rd (Alta Exit): on serpentine outcrop along railroad tracks. 1164 Comment
  SCFS1188  Streptanthus tortuosus E. Krimmel, F. Felix 2014-6-2 Placer North Fork American River. Top of Foresthill Rd. Comment
  UCR115100  Styrax officinalis var. redivivus G. Fred Hrusa 1995-5-20 12172 Placer Below Mosquito Ridge Road c. 1 km east of Mosquito Ridge Rd. crossing of North Fork of Middle Fork of the American River. 500 Comment
  SJSU2076  Styrax redivivus F. J. Santana 1958-5-10 78 Placer c. 2 mi from Auburn, Sierra Nevada foothills 426 Comment
  UCD119121  Styrax redivivus G. H. Vansell 1930-5-7 2213 Placer Auburn. Comment
  CAS-BOT-BC215300  Symphoricarpos mollis Marcus E. Jones 1882-6-27 3292 Placer Emigrant Gap Comment
  CHSC9531  Symphoricarpos mollis J. F. Goodwin 1971-7-10 159 Placer Approx. 1 mi west of Lake Tahoe at end of Old County Road, 2.3 mi SW of Cornelian Bay. 1981 Comment
  SEINET8061724  Symphoricarpos mollis P. A. Lehenbauer 1932-9-11 s.n. Placer Lake Tahoe, Carnelian Bay. Comment
  JEPS72396  Symphoricarpos rotundifolius var. rotundifolius Gladys L. Smith 1973-6-1 3282 Placer slopes above Sherwood Forest (Ward Peak); Ward Peak 2590 Comment
  CAS-BOT-BC97555  Symphyotrichum ascendens J. F. Emmel 1971-8-21 380 Placer 0.2 air mile ENE of N. end of Lake Mary, Donner Pass 2156 Comment
  CAS-BOT-BC97556  Symphyotrichum ascendens E. R. Blakley 1960-9-3 3813 Placer [King's] Kings Beach, Lake Tahoe 1905 Comment
  UC87110  Symphyotrichum bracteolatum C. F. Sonne 1886-8-1 Placer Mayers Meadows; Truckee Comment
  UCD159477  Symphyotrichum foliaceum var. parryi D. S. Park 2010-8-21 230 Placer Off Hampshire Rocks Rd. Shaded understory. Also adundant around exit to highway I-80. Near dry creek bed. 1806 Comment
  CAS-BOT-BC98481  Symphyotrichum spathulatum C. G. Pringle 1884-9-1 s.n. Placer Summit Valley, Sierra Nevada Mts. Comment
  UCD136628  Symphyotrichum spathulatum Daryl Koutnik; Thomas Lanini, Thomas Wainwright 1978-10-19 s.n. Placer On western shore of Lake Tahoe. 1889 Comment
  CHSC69864  Symphyotrichum spathulatum var. spathulatum L. P. Janeway; Eric Schroder 1997-7-17 5251 Placer Meadow on southeast side of Fulda Creek at Forest Service Organizational Camp; about 1.2 mi south-southwest of Emigrant Gap. 1554 Comment
  CHSC73925  Symphyotrichum spathulatum var. spathulatum Susi Urie 1998-9-1 98 -193 Placer Large meadow below Hwy 28, between the highway and Lake Forest Road; about 0.3 mi north of Lake Tahoe. 1908 Comment
  CAS-BOT-BC221924  Taeniatherum caput-medusae John Thomas Howell; Gordon H. True 1971-5-26 47617 Placer Northern limits of Lincoln 48 Comment
  JEPS71539  Taraxacum officinale Gladys L. Smith 1972-6-18 3144 Placer Alpine Meadows 2072 Comment
  UC303494  Tauschia hartwegii Mary E. Pulsifer Ames March 1892 Placer Auburn Comment
  JEPS45854  Thalictrum fendleri L. S. Smith 1931-6-3 2552 Placer below Duncan Fork; Tahoe <National> Forest, Flat Ravine 1981 Comment
  CAS-BOT-BC197371  Thinopyrum intermedium subsp. barbulatum John Thomas Howell 1976-7-18 51935 Placer Carnelian Bay, Lake Tahoe 1905 Comment
  CAS-BOT-BC197409  Thinopyrum intermedium subsp. intermedium John Thomas Howell 1976-7-18 51934 Placer Carnelian Bay, Lake Tahoe 1905 Comment
  CAS-BOT-BC88167  Thysanocarpus curvipes G. L. Stebbins 1978-5-28 7884 Placer West side of Big Crater. 1280 Comment
  SEINET13203117 Image available Thysanocarpus curvipes George K. Helmkamp, Amy Barnes 2014-1 22786 Placer Sierra Nevada Mountains Foothills: Old Forest Hill Road, 0.4 mile northeast of its junction with CA-49 at North Fork American River (Auburn 7.5' Q.) 290 Comment
  SEINET12437033  Thysanocarpus curvipes D. Small 1962-1 s.n. Placer 0.5 mile E of Auburn. Comment
  RSA0049959  Thysanocarpus radians Carl B. Wolf 1937-3-30 8354 Placer Sacramento Valley, 2 mi. No. of Lincoln. 53 Comment
  UCR218125  Torilis arvensis George K. Helmkamp, E. A. Helmkamp 2010-6-26 16398 Placer Sierra Nevada Mountains Foothills, Yankee Jim's Road in Bunch Canyon, 0.5 mile southeast of its junction with Canyon Way 591 Comment
  UCR218129  Torilis arvensis George K. Helmkamp, E. A. Helmkamp 2010-6-26 16381 Placer Sierra Nevada Mountains Foothills, junction of Canyon Way and Yankee Jim's Road, east of I-80 between Weimar and Colfax 616 Comment
  UCR249596  Torilis arvensis George K. Helmkamp, Elizabeth Helmkamp 2013-6-11 20813 Placer Northern Sierra Nevada Mountains Foothills, Yankee Jim's Road, 3.6 miles northwest of its junction with Forest Hill Road 768 Comment
  SEINET4178564 Image available Torilis arvensis George Helmkamp, E. A. Helmkamp 2010-6-26 Placer Sierra Nevada Mtns Foothill, Jct of Canyon Way and Yankee Jim's Rd. 616 Comment
  JEPS888  Torilis nodosa W. H. Shockley June 1886 Placer Auburn Comment
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Oct 3 2006
  JEPS5225  Torreya californica Rimo Bacigalupi 1952-7-20 3894 Placer off the Mosquito Ridge Road about 4 1/2 mi due e Foresthill (in canyon of Mad Creek, tributary (on n side of canyon) of the Middle Fork of the American River); Middle Fork of the American River, canyon of Mad Creek 670 Comment
  RSA759627  Torreya californica Doug Goldman 2004-11-2 2919 Placer South side of Yankee Jims Road, west of Foresthill. 860 Comment
  UCD124139  Torreya californica Ellen Dean; Davis Botanical Society members 2012-10-13 7513 Placer Along Mosquito Ridge Road, ca. fourteen road miles E of junction with Foresthill Road. Comment
  UCD44011  Torreyochloa pallida var. pauciflora C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-11 1377 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  UC1334176  Toxicodendron diversilobum Thomas Morley 1946-5-30 594 Placer Dutch Flat n.e. of Masonic Cemetery; Dutch Flat 1005 Comment
  SCFS1132  Toxicoscordion venenosum E. Krimmel 2014-4-21 Placer NFAm. 300 ft above the river on the north ridge coming down from Pt. Mariah Comment
  SCFS11529150  Toxicoscordion venenosum E. Krimmel 2014-6-26 Placer In seep beside road at Cedars driveway Comment
  RSA101426  Trautvetteria grandis R. Weatherby 1955-8-9 1679 Placer S Fork Haskins Creek, 2 miles S of Bucks Lake. 1646 Comment
  CAS-BOT-BC516459  Triantha occidentalis subsp. occidentalis L. S. Smith 1926-8-10 2002 Placer Meadow near Salmon Lakes 1981 Comment
  UCR257640  Trichostema lanceolatum George K. Helmkamp, Elizabeth Helmkamp 2012-10-13 20016 Placer Sacramento Valley, Granite Bay, Folsom Lake; Park Road 1.8 miles north of the east end of Douglas Blvd. 146 Comment
  SEINET5735071 Image available Trichostema oblongum J. M. Tucker 1975-1 4352 Placer Ca. 100 yards west of the road in to "The Cedars", private holding on the upper North Fork of the American River, ca. 6 miles (airline) south of Soda Springs (Nevada County).; Soda Springs 1798 Comment
  UC1123290  Trientalis latifolia N. French 1934-6-15 411 Placer Tahoe National Forest, Scott Hill Scott Hill; Tahoe National Forest, Scott Hill 1463 Comment
  UC147569  Trientalis latifolia Harriet A. Walker 1908-6-23 1223 Placer Blue Canyon 1432 Comment
  UCD14399  Trientalis latifolia R. Schulhof 1984-5-19 25 Placer Placer Co.; along Road 193, 14 miles southwest of Georgetown yellow pine forest habitat; 1219 Comment
  SD237450  Trifolium campestre G. K. Helmkamp, E. A. Helmkamp 2009-5-7 14619 Placer Sierra Nevada Mountains Foothills: Oxbow Road, 2.0 miles south of its junction with Mosquito Rodge Road; north edge of Oxbow Reservoir (Michigan Bluff 7.5'Q) 402 Comment
  UCD108260  Trifolium ciliolatum Beecher Crampton 1955-6-17 2924 Placer 10.5 miles W of Forest Hill. Comment
  UCR194934  Trifolium ciliolatum George K. Helmkamp, E. A. Helmkamp 2007-5-18 12019 Placer Northern Sierra Nevada Mountains Foothills, along Mosquito Ridge Road, 4.2 miles southeast of Foresthill 793 Comment
  UC146435  Trifolium cyathiferum Miss Harriet A. Walker 1908-7-25 1407 Placer Cisco 1810 Comment
  SFV8467  Trifolium depauperatum L. Gould 1962-3-31 20 Placer Powerline Road about 4 miles west of Roseville. 46 Comment
  CDA18398  Trifolium dubium G. D. Barbe, P. Hiatt 1980-6-3 2790 Placer Sierra Nevada; Hwy 49 at Rio Oso Rd., north of Auburn, at Placer Co line/Nevada Co. line. Comment
  UCD108820  Trifolium dubium Al Franklin 1987-5-1 87 -10 Placer 1.3 miles east of I-80, on Foresthill Road, just outside Auburn. 396 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
  CDA19487  Trifolium glomeratum M. I. Wibawa 2002-5-27 264 Placer Sacramento Valley; Folsom Lake, American River bike trail to Folsom Lake State Recreation Area. 91 Comment
  SEINET7413854  Trifolium gracilentum A. Allen 1950-4-29 15 Placer 2 miles east of Roseville on highway 40 Comment
  RSA0107421  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
  RSA782369  Trifolium hirtum George K. Helmkamp, E. A. Helmkamp 2010-4-23 15907 Placer along Salmon Falls Road, at Miners Valley Rd., 4.5 miles south of junction with CA-49 at Pilot Hill 287 Comment
  SD237452  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 (Pilot Hill 7.5'Q) 156 Comment
  UCD35459  Trifolium hirtum Beecher Crampton 1957-5-7 3993 Placer 2 miles north of Lincoln, along U.S. Highway 99 E. Comment
  UCD80310  Trifolium hirtum CNPS SN Foothill Team 2005-4-12 SNFN 0105 b Placer Placer Legacy, Spears/Didion Ranch, located in the Spear's Ranch boundary off of Highway 49, above Coon Creek. 216 Comment
  UCR208549  Trifolium hirtum George K. Helmkamp, E. A. Helmkamp 2009-5-11 14677 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
  UCR253130  Trifolium hirtum George K. Helmkamp, Amy Barnes 2014-4-23 22810 Placer Sierra Nevada Mountains Foothills, Spring Garden Road, at the north side of its junction with Foresthill Road, 8.4 km west of Foresthill 720 Comment
  CHSC79511  Trifolium hybridum G. F. Hrusa; J. Glazner 1999-7-18 15235 Placer Northern California. Lake Tahoe Region. Betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1889 Comment
  RSA755332  Trifolium incarnatum George K. Helmkamp, E. A. Helmkamp 2009-4-22 14572 Placer Rucky Chuck Rd. (dirt) 1.2 miles southeast of Forest Hill Road 448 Comment
  SD257274  Trifolium incarnatum George K. Helmkamp, Amy Barnes 2014-3-21 22648 Placer Sacramento Valley: Sheridan, Riosa Road at the west side of its junction with old CA-65 (Sherican 7.5'Q) 32 Comment
  UCR207889  Trifolium incarnatum George K. Helmkamp, E. A. Helmkamp 2009-4-22 14572 Placer Sierra Nevada Mountains Foothills, Rucky Chuck Rd. (dirt) 1.2 miles southeast of Forest Hill Road 448 Comment
  NY802658  Trifolium kingii var. productum H. A. Walker 1910-6-26 1310 Placer Cisco 1811 Comment
  JEPS127436  Trifolium lemmonii Steve Matson 1998-6-6 202 Placer nSNH Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area south of Highway 267. Comment
  UCD43889  Trifolium longipes C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-9 1255 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  UCD109207  Trifolium monanthum R. Tofsrud 1951-7-1 s.n. Placer Near Campton's store, Hwy. 40 (above Nayak). Comment
  UC631285  Trifolium monanthum subsp. parvum A. A. Heller 1919-7-25 13296 Placer below Cisco (near the Yuba River) Comment
  SEINET9262032  Trifolium pratense George K. Helmkamp, Elizabeth Helmkamp 2013-1 Placer Northern Sierra Nevada Mountains Foothills; Yankee Jims Road, 3.6 miles northwest of its junction with Forest Hill Road (Foresthill 7.5 Q) 768 Comment
  UC450024  Trifolium pratense Katharine Brandegee Aug. 1911 Placer Tahoe Tavern Comment
  UCR240955  Trifolium pratense George K. Helmkamp, E. A. Helmkamp 2012-9-25 19907 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
  CDA4321  Trifolium pratense Hanley 1956-6-2 Placer Placerville/Lincoln 0 Comment
  CHSC9512  Trifolium productum J. F. Goodwin 1971-7-10 156 Placer Approx. 1 mi. west of Lake Tahoe at end of Old County Road, 2.3 mi sw of Cornelian Bay. Comment
  HSC82226  Trifolium variegatum Thomas W. Nelson 1979-4-10 4576 Placer Along W side of Sierra College Blvd. between I-80 and Douglas Blvd. Comment
  POM27839  Trifolium variegatum Marcus E. Jones 1882-6-27 s.n. Placer Emigrant Gap. Comment
  UC631450  Trifolium variegatum A. A. Heller 1919-7-25 13310 Placer below Cisco (near the Yuba River) Comment
  SD255759  Trifolium willdenovii George K. Helmkamp, Amy Barnes 2014-3-21 22630 Placer Sacramento Valley; Riosa Road at the east side of its junction with CA 65, just west of Sheridan. 32 Comment
  UCR208606  Trifolium willdenovii George K. Helmkamp, E. A. Helmkamp 2009-5-7 14618 Placer Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 9.8 miles east of its junction with Forest Hill Road in Foresthill 433 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
  JEPS127544  Trifolium wormskioldii Steve Matson 2000-7-9 476 Placer nSNH: Martis Valley, about 4 miles SE of Truckee. Martis Creek Wildlife Area, north of Hwy 267, east of Martis Creek, logging road bridge. Comment
  SFV10457  Triphysaria eriantha M. L. Vincent 1965-4-11 604 Placer 1 mile north of Marysville on Highway 99E. Roadside. 20 Comment
  SEINET13750545  Triphysaria eriantha D. F. Erskine 1941-4-28 14 Placer 2 miles E of Roseville. 76 Comment
  CHSC96511  Triphysaria eriantha subsp. eriantha Lowell Ahart; Brian Williams 2007-4-13 13654 Placer On damp granite soil, open pasture fields, about 1/2 mile south of the Manzanita Cemetery, about 1/2 mile west of Gladding Road, about 2 3/4 miles north of Lincoln. 43 Comment
  UC219134  Triphysaria eriantha subsp. eriantha unknown May, 1891 Placer Auburn Comment
  UC27178  Triphysaria eriantha subsp. eriantha H. N. Bolander 1865-4-11 4547 Placer Auburn Comment
  SACT002432  Trisetum canescens D. Meyer 1983-6-18 Placer Moist roadside stream. 667.0 Comment
  UC1155399  Trisetum projectum Beecher Crampton 1964-7-21 7115 Placer Hwy 40 1/2 mi wnw Cisco Grove 1706 Comment
  SACT002459  Trisetum spicatum D. Meyer 1984-8-4 Placer 9.6 km north of Hell Hole overlooking French Meadows 1879.0 Comment
  UCD74230  Trisetum spicatum Jennifer W. Burt; Kate Mawdsley, Belinda Lo 2006-7-25 207 Placer Sugarbowl active ski area, off Hwy 80 near Soda Springs - collected from coniferous forest near active ski runs. 2151 Comment
  SACT002460  Trisetum spicatum var. projectum D. Meyer 1984-7-29 Placer Shady area near boat ramp. 1600.0 Comment
  UC662468  Triteleia bridgesii Dorothy Law 1941-5-15 Placer Auburn Sierra Nevada foothills Comment