Search Results — 2000 specimen records retrieved (1595 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/consortium/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  JEPS46610  Abies magnifica Dr. J. C. Hawver Oct. 1908 Placer Summit Comment
  NY29521  Abies magnifica F. W. Hunnewell 1922-7-18 8395 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
  SEINET11402662  Abies magnifica P. A. Lehenbauer 1931-4-22 n.a. Placer Above Carnelian Bay, Lake Tahoe Comment
  CAS-BOT-BC331005  Acer glabrum var. glabrum Dr. W. B. Stephens 1922-7-1 sn. Placer Salmon Lake Comment
  CAS-BOT-BC331007  Acer glabrum var. glabrum Alice Eastwood 1912-6-15 365 Placer Lake Tahoe Region. Deer Park Comment
  CAS-BOT-BC331011  Acer glabrum var. glabrum A. A. Heller 1917-6-19 12730 Placer Emigrant Gap 1615 Comment
  CAS-BOT-BC333261  Acer macrophyllum Marcus E. Jones 1882-6-28 3306 Placer Emigrant Gap Comment
  SEINET7894044  Acer macrophyllum J. Martin 1959-4-25 s.n. Placer Along US Hwy 49, 5 miles E of Sierraville. Comment
  UCD128290  Achillea millefolium Eric Brenner; John Hunter 1996-5-26 009 Placer Tahoe National Forest, along Forest Hill Rd at Mosquito Ridge at Volcano Canyon. 1870 Comment
  UCD21682  Achillea millefolium Beth Lowe Corbin 1982-8-3 182 Placer Onion Creek campground. In fine, sandy, granitic soil, near streambed. Perennial herb, white flowers. Partial shade. SW facing slope. Common. 1841 Comment
  UCR170827  Achillea millefolium George K. Helmkamp, E. A. Helmkamp 2005-9-30 9962 Placer Northern Sierra Nevada Mtns., Junction of Chalet and Alpine Meadows Roads west of Calif. Highway 89 (near Alpine ski area) 2081 Comment
  SEINET11842679  Achillea millefolium subsp. lanulosa J. H. Nishida 1985-1 783 Placer Homewood 1829 Comment
  UCD50816  Achnatherum nevadense Collector Unknown Date Unknown 12889 Placer Summit Station. 2121 Comment
  UCD51020  Achnatherum occidentale G. L. Stebbins 1941-7-16 3173 Placer along U.S. Highway no. 40. 1 mile west of Cisco Grove. 1706 Comment
  UCD55557  Achnatherum occidentale Beecher Crampton 1958-6-24 4959 Placer Placer-Nevada Co. line: Eastern edge of Martis Valley, ca. 4 miles east of Truckee. Comment
  CDA15991  Achnatherum occidentale subsp. californicum G. F. Hrusa, J. Glazner 1999-7-17 15184 b Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  RSA126821  Achnatherum occidentale subsp. occidentale H. S. Yates 1936-8-9 5982 Placer 1.5 mi SW of Martis Plc. 2348 Comment
  CDA15640  Achnatherum occidentale subsp. pubescens G. F. Hrusa, J. Glazner 1999-7-18 15193 Placer Lake Tahoe; Wooded slopes betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1889 Comment
  JEPS45878  Achnatherum stillmanii L. S. Smith 1927-7-6 2054 Placer Mosquito Ridge, s and sw slope Tahoe Forest (Forest Hill District) 1676 Comment
  RSA129140  Achnatherum stillmanii B. Bolt 1934-7-17 140 Placer 1/2 mile south of Walker Mine. 1921 Comment
  UCD51410  Achnatherum stillmanii Beecher Crampton 1964-7-21 7127 Placer Blue Canyon. 1430 Comment
  UCD54020  Achnatherum stillmanii G. F. Hrusa; B. Meese 1997-3-26 13791 Placer Italian Bar Trail, N-facing slope to N. Fk. Amer. River, approx. 3 km. N of Foresthill Divide Rd. 900 Comment
  CAS-BOT-BC218035  Achnatherum stillmanii L. S. Smith 1926-6-3 1880 Placer Sugar Pine range, Forest Hill District, Tahoe Forest 914 Comment
  CAS-BOT-BC218037  Achnatherum stillmanii L. S. Smith 1926-6-3 1880 Placer Sugar Pine Range, Forest Hill District 914 Comment
  JEPS490  Achnatherum stillmanii L. S. Smith 1926-6-3 1880 Placer Sugar Pine Range Tahoe Forest (Forest Hill District) 914 Comment
  UC682053  Achnatherum stillmanii G. L. Stebbins Jr. 1941-7-16 3167 Placer 50-100 yards below S.P. railroad tracks (1/2 mi s of Blue Canon station) 1447 Comment
  RSA43802  Achyrachaena mollis D. F. Howe 1948-5-21 s.n. Placer [Unspecified] 457 Comment
  SEINET5327600  Acmispon americanus var. americanus W. D. Billings 1951-7-28 2134 Placer [Sierra Nevada] 20 mi. S. of Soda Springs. Comment
  CAS-BOT-BC438835  Acmispon argophyllus var. fremontii George K. Helmkamp; Mary Alice Barnes 2013-5-3 20502 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
  JEPS55417  Acmispon argophyllus var. fremontii F. M. Essig 1916-6-17 Placer Cape Horn; U.P.R.R. Comment
  UCD104064  Acmispon brachycarpus G. K. Helmkamp; E. A. Helmkamp 2007-3-25 11711 Placer Northern Sierra Nevada Mountains: Forest Hill Road, 0.9 mile east of its junction with CA-49 at the bridge of the junction with American River forks. 287 Comment
  SEINET5327433  Acmispon micranthus A. Beninghoff 1930-4-19 1766 Placer 5 mi W Auburn Comment
  SCFS1112  Aconitum columbianum E. Krimmel 2013-6-13 Placer NFAm. Stream crossing (split #4). Below Soda Springs road on way to Heath Falls Overlook. Comment
  CAS-BOT-BC391457  Aconitum columbianum subsp. columbianum A. A. Heller 1917-8-13 12882 Placer Summit Valley 2118 Comment
  CAS-BOT-BC391461  Aconitum columbianum subsp. columbianum G. P. Rixford 1915-7-10 s.n. Placer Cisco Comment
  CAS-BOT-BC412607  Aconogonon alaskanum Elizabeth Parsons Hawver No date on label s.n. Placer Lake Tahoe Region Comment
  CAS-BOT-BC418771  Aconogonon phytolaccifolium A. A. Heller 1917-8-14 12934 Placer Mt. Lincoln south of Summit Valley 2438 Comment
  SCFS5068  Aconogonon phytolaccifolium E. Krimmel 2014-6-26 Placer Widespread. Near creek and into conifer woods. Comment
  CAS-BOT-BC29250  Acroptilon repens Beecher Crampton 1972-7-26 8851 Placer Carpenter Flat east of Emigrant Gap. Along Laing's Road. Comment
  CDA6764  Acroptilon repens T. C. Fuller 1964-9-1 12572 Placer Sierra Nevada; North edge of freeway Interstate 80 from Donner Summit, 0.1 mile west of Blue Canyon Road. Comment
  CDA11238  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. Comment
  JEPS127526  Actaea rubra Steve Matson 2002-7-12 545 Placer nSNH: Tahoe north shore; Snow Creek watershed, Tahoe Vista/Kings Beach; north of boggy area on west fork of Snow Creek. Comment
  OBI39838  Adenocaulon bicolor Joy H. Nishida 1985-7-10 790 Placer Homewood 1829 Comment
  UCD67894  Adenostoma fasciculatum Julie Knorr 1977-5-29 15 Placer Auburn Ravine Road, ca. 2.2 miles S from Auburn. Comment
  SEINET6190154  Adenostoma fasciculatum H. N. Mozingo 1979-9-29 79 -169 Placer 1 mile east of junction of old and new Foresthill Rd. Comment
  RSA687738  Adiantum aleuticum May N. Ackley 1925-06 4927 Placer Bear Valley 1372 Comment
  CAS-BOT-BC110730  Aegilops triuncialis K. L. Stark 1971-6-8 s.n. Placer Sierra Nevada. North side of road to Dutch Flat, 3 miles west of Alta. 1188 Comment
  CAS-BOT-BC9066  Aegilops triuncialis K. L. Stark 1971-6-8 s.n. Placer West side of Fiddyment Road, 0.1 mile south of Phillip Road, ca. 5 miles northeast of Roseville Comment
  UCR241273  Aegilops triuncialis George K. Helmkamp, E. A. Helmkamp 2012-6-19 19218 Placer Northern Sierra Nevada Mountains Foothills, Foresthill Road, 2.6 miles east of its junction with Mosquito Ridge Road in Forest Hill 1052 Comment
  SCFS1231  Ageratina occidentalis E. Krimmel 2014-6-26 Placer North Fork American River, below Soda Springs Road on trail to Heath Falls Overlook. Comment
  UCD128555  Ageratina occidentalis R. Prag 1972-8-28 s.n. Placer Alpine Meadows Road. Comment
  UCD83644  Ageratina occidentalis Albert Grigarick 2009-9-10 197 Placer Squaw Creek Resort, near base of Cornice II and Headwall lifts. 2286 Comment
  CAS-BOT-BC15493  Agoseris X elata L. R. Abrams 1917-9-19 6780 Placer Lily Lake near Fallen Leaf Lake, Tahoe Comment
  CAS-BOT-BC15494  Agoseris X elata Mrs. E. Parsons 1910-7-26 s.n. Placer Sunnyside, Lake Tahoe Comment
  CHSC112160  Agoseris aurantiaca var. aurantiaca Dean Wm. Taylor 2013-8-7 21394 Placer Cold Stream Valley, just above Horseshoe Bend on the railroad mainline; Norden, Ca. 1889 Comment
  CDA15945  Agoseris grandiflora G. F. Hrusa, J. Glazner 1999-7-17 15154 a Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  JEPS126348  Agoseris monticola Steve Matson 2002-6-29 536 Placer Tahoe north shore; Snow Creek Watershed, Tahoe Vista/Kings Beach; on west side of pole near Highway 28. Comment
  JEPS126360  Agoseris monticola Steve Matson 2003-6-9 793 Placer nSNH; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; 100 yards south of Martis Dam Road, 20 yards of airport creek, 200 yards NW of vernal pools near Highway 267. Comment
  UCD43093  Agoseris monticola C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-19 461 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  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
  UC112920  Agoseris retrorsa Katharine Brandegee 1908-6-6 Placer near Auburn Comment
  SACT000038  Agropyron cristatum D. Meyer 1983-8-7 Placer Bike trail behind Tahoe City shopping center, near lakeshore. 1891.0 Comment
  SACT000057  Agropyron smithii Josephine Van Ess 1977-6-9 Placer Open area at edge of abandoned orchard. glaucous green. 243.9 Comment
  SACT000061  Agropyron subsecundum Michael Baad 1983-7-23 Placer Along Highway 267 on south side of road Comment
  SACT000073  Agropyron trachycaulum Michael Baad 1983-7-23 Placer 1767.84 Comment
  SACT000076  Agropyron trachycaulum D. Meyer 1983-9-10 Placer Moist streambanks and meadow 1879.0 Comment
  SEINET3282797 Image available Agrostis George K. Helmkamp, E. A. Helmkamp 2009-8-12 15430 Placer Sierra Nevada Mountains; Forest Hill Road, 20.5 miles northeast of the city of Foresthill. 1662 Comment
  UCR241350  Agrostis George K. Helmkamp, Mary Alice Barnes, E. A. Helmkamp 2012-9-8 19813 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
  SEINET3271586 Image available 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
  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
  SACT000129  Agrostis diegoensis D. Meyer 1984-7-29 Placer Poppy Campground. South of French Meadows Reservoir near boat ramp. Shady area. 1600.0 Comment
  UCD51699  Agrostis elliottiana Beecher Crampton 1957-5-7 3998 B Placer 1.7 miles east of Lincoln, on the road to Newcastle. Comment
  CAS-BOT-BC127107  Agrostis exarata Lewis S. Rose 1944-7-26 44272 Placer Chambers Lodge, Lake Tahoe. 1920 Comment
  CHSC74332  Agrostis exarata Susi Urie; Eric Schroder 1998-9-12 98 -370 Placer Meadow complex on south side of Ward Creek about 1.6 mi west of Lake Tahoe and Sunnyside. 1987 Comment
  JEPS102472  Agrostis exarata Lowell Ahart 2001-10-10 9360 Placer French Meadows Reservoir, about 1/4 mile NE of boat or trail access area on NW side of reservoir, about 3/4 mile SW of bridge across Middle Fork of American R, about a 1 3/4 mi SW of Ahart Camp, about 22 mi (air) NE of Forest Hill. 1591 Comment
  SACT000088  Agrostis exarata D. Meyer 1984-9-9 Placer At the east fork of the North Fork of the North Fork of the American River 1394.0 Comment
  UCD52123  Agrostis exarata Beecher Crampton 1955-6-15 2886 Placer Bunch Canyon, Forest Hill Road, 3 miles south of US Hwy 40. Comment
  UCD52294  Agrostis exarata Beecher Crampton 1955-6-15 2889 Placer junction of Iowa Hill, Forest Hill road, 2.5 miles north Yankee Jim. Comment
  UCD52347  Agrostis exarata Hitchcock Date Unknown 12891 Placer Summit Station. 2121 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
  UCR233279  Agrostis exarata George K. Helmkamp, E. A. Helmkamp 2011-7-9 17682 Placer Northern Sierra Nevada Mountains Foothills, Yankee Jim Road, 1.4 miles northwest of the city of Foresthill 764 Comment
  UCD52316  Agrostis exarata var. monolepis B. Crampton 1952-11-9 932 Placer Meadow Vista, about 7 miles east of Auburn. 457 Comment
  UCD36675  Agrostis exarata var. pacifica Beecher Crampton 1955-6-15 2915 Placer Placer County, 6 miles west of Forest Hill. Comment
  CDA13678  Agrostis gigantea G. F. Hrusa, J. Glazner 1997-8-3 14038 Placer Sierra Nevada; Corner of Hwy 89 & Squaw Valley Rd. Large rhizomatous colony on +- moist margin of ditch along Squaw Valley Rd. Comment
  CAS-BOT-BC139256  Agrostis idahoensis A. A. Heller 1917-8-13 12913 Placer Ridge northwest of Donner Pass. 2346 Comment
  SACT000187  Agrostis idahoensis Michael Baad 1976-8-7 Placer 2072.0 Comment
  UCD43997  Agrostis idahoensis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-11 1363 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  UCD52969  Agrostis idahoensis A. A. Heller 1919-7-25 13293 Placer near the Yuba River belove Cisco. Comment
  UCD53071  Agrostis microphylla var. intermedia Beecher Crampton 1957-5-7 3998 A Placer 1.7 miles east of Lincoln on the road to Newcastle. Comment
  SEINET13384101 Image available Agrostis pallens George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-1 19523 Placer Northern Sirrea Nevada Mountains: Sugar Bowl Road, 0.4 mile south of its junction with Donner Pass Road, just west of Lake Mary 2135 Comment
  UC814989  Agrostis pallens A. A. Heller 1917-8-13 12897 Placer base of cliff n Summit Hotel 2164 Comment
  UCD53249  Agrostis pallens E. Wilson 1934-8-5 s.n. Placer Near Cisco. Comment
  CHSC73247  Agrostis scabra L. P. Janeway 1998-8-6 5992 Placer Lake Tahoe Basin Management Unit. North side of Blackwood Creek, 1.7 mi west of Lake Tahoe. 1938 Comment
  CHSC75035  Agrostis scabra Susi Urie; Eric Schroder 1998-9-8 98 -290 Placer Lake Tahow Basin. Meadow complex on north side of Ward Creek about 3.1 mi west of Lake Tahoe and Sunnyside. 2017 Comment
  RSA129536  Agrostis scabra B. Bolt 1934-8-14 s.n Placer E. slope of Red Star Ridge 1768 Comment
  SACT000158  Agrostis scabra D. Meyer 1983-8-7 Placer Along Truckee River east bank 1879.0 Comment
  SBBG8910  Agrostis scabra E. R. Blakley 1960-9-3 3808 Placer Kings Beach, Lake Tahoe 1903 Comment
  UC1729974  Agrostis scabra L. P. Janeway, Eric Schroder 1998-9-16 6338 Placer about 2.2 mi sw of Lake Tahoe (small meadow on n side of the creek about half way between Buck Lake and McKinney Creek); Homewood Quadrangle 2124 Comment
  UCR241351  Agrostis scabra George K. Helmkamp, Mary Alice Barnes, E. A. Helmkamp 2012-9-8 19812 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
  SACT000191  Agrostis stolonifera var. major D. Meyer 1983-8-7 Placer Hwy 267 4.6 km South of PLacer County line. Roadside wash. 1758.0 Comment
  SACT000192  Agrostis stolonifera var. major D. Meyer 1983-7-26 Placer Gold Run exit off I 80 intersect of Magra Rd Gold Run Rd 970.0 Comment
  SACT000194  Agrostis stolonifera var. major D. Meyer 1983-9-10 Placer near parking lot, moist streambank and meadow. 1879.0 Comment
  SACT000195  Agrostis stolonifera var. major D. Meyer 1983-8-7 Placer Tahoe City, along Truckee River, east bank. 1879.0 Comment
  SACT000207  Agrostis stolonifera var. major D. Meyer 1983-7-30 Placer 1842.0 Comment
  SACT000209  Agrostis stolonifera var. major Michael Baad 1983-7-15 Placer 1371.6 Comment
  SACT000217  Agrostis tenuis D. Meyer 1984-8-17 Placer 667.0 Comment
  SACT000219  Agrostis tenuis D. Meyer 1984-6-17 Placer Near Ponderosa Way 667.0 Comment
  SACT000250  Agrostis variabilis Michael Baad 1983-8-21 Placer On road to Kidd and Cascade Lakes 2.4 miles southwest of Soda Springs exit off of Interstate 80 2019.0 Comment
  UC143950  Agrostis variabilis C. G. Pringle 1882-9-22 Placer Summit Valley Sierra Nevada Mountains, Summit Valley 2438 Comment
  UCD55628  Agrostis variabilis A. A. Heller 1917-8-13 12913 Placer Ridge northwest of Donner Pass. 2346 Comment
  UCD74168  Agrostis variabilis Jennifer W. Burt; Kate Mawdsley, Belinda Lo 2006-7-25 202 Placer Sugarbowl active ski area, off Hwy 80 near Soda Springs - collected from center of 'Donner's Way' ski run. 2154 Comment
  CHSC96428  Aira caryophyllea Lowell Ahart 2007-4-13 13659 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
  SD128639  Aira caryophyllea Darley F. Howe 1948-5-20 1893 Placer Four miles north of Auburn. 456 Comment
  SACT000274  Aira caryophyllea Earl Ingrim 1933-4-23 Placer Comment
  UCD44484  Allium C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1850 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  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
  JEPS59455  Allium campanulatum Ezra Brainerd and Viola B. Baird 1915-7-7 190 Placer North Fork of Squaw Creek Valley Sierra Nevada Mts., North Fork of Squaw Creek Valley 1981 Comment
  UCD158862  Allium obtusum G. Ledyard Stebbins 1971-7-25 8047 Placer 0.5 mile north of summit of Snow Mountain, south of Soda Springs. (Exact location unknown. Coordinates estimated by label maker.) 2346 Comment
  UCD22042  Allium obtusum Rex Palmer 1979-7-11 N 571 Placer Headwaters basin area of the North Fork of the American River Comment
  CAS-BOT-BC132052  Allium peninsulare var. peninsulare David D. Keck 1933-6-1 2431 Placer 2.3 miles southeast of Loomis on back road to Folsom Comment
  UC566211  Allium platycaule N. French 1934-6-22 458 Placer 1/2 mi w Lake Van Norden; Truckee Quadrangle 2286 Comment
  UCD22046  Allium platycaule Beth Lowe Corbin 1982-8-4 238 Placer 1 1/2 mile NNW of Onion Creek campground. 2286 Comment
  SJSU7111  Allium platycaule R. L. Fisher 1959-6-22 Placer Lead Mine area of Sugar Bowl, SE of Norden 1981 Comment
  UC1577329  Allium platycaule Baki Kasapligil 1972-7-16 4471 Placer Sierra Nevada south to Placer County Sierra Nevada Comment
  UCR120245  Allophyllum gilioides subsp. violaceum George K. Helmkamp, E. A. Helmkamp, A. Kerchner 1999-6-29 5031 Placer Northern Sierra Nevada Range, N of Hwy I-80 at west exit to Donner Lake; opening to Negro Canyon 2134 Comment
  UC572283  Allophyllum integrifolium B. Bolt 1934-7-19 148 Placer Tadpole Spring, Tahoe Nat'l Forest Tahoe Nat'l Forest, Colfax Quad., Tadpole Spring 1950 Comment
  UC702547  Allophyllum integrifolium L. S. Rose 1941-7-8 41291 Placer Lake Tahoe, Chambers Lodge (McKinney) 2100 Comment
  JEPS59059  Allotropa virgata C. F. Sonne 1888-7-1 437 Placer Sierra Nevada Mountains, on Truckee River Truckee River; Sierra Nevada Mountains, Truckee River Comment
  OBI39836  Alnus incana Joy H. Nishida 1985-7-10 793 Placer Homewood, Red fir forest 1829 Comment
  SBBG1282  Alnus incana subsp. tenuifolia E. R. Blakley 1960-9-2 3805 Placer meadow at mouth of Carnelian Crk, Lake Tahoe 1905 Comment
  UC1076422  Alnus incana subsp. tenuifolia Herbert L. Mason 1929-10-14 5461 Placer 1 mi above Cisco Comment
  UC1093925  Alnus incana subsp. tenuifolia Herbert L. Mason 1929-10-4 5461 Placer on Hwy 40 1 mi n Cisco Comment
  UCD43246  Alnus incana subsp. tenuifolia C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-13 615 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  SEINET12030196  Alnus tenuifolia J. H. Nishida 1985-1 793 Placer Homewood: Red Fir Forest 1829 Comment
  RSA116450  Alopecurus saccatus Beecher Crampton 1957-5-7 3988 Placer vernal pools 2 miles north of Lincoln. Comment
  UC1153940  Alopecurus saccatus Beecher Crampton 1957-5-7 3988 Placer 1 mi. n. Lincoln Comment
  UCR258217  Amaranthus albus George K. Helmkamp, Elizabeth Helmkamp 2012-10-20 20054 Placer Sierra Nevada Mountains Foothills, North Auburn; unnamed dirt road on east side of CA-49, between Rock Creek Road and Locksley Lane 387 Comment
  CAS-BOT-BC13676  Ambrosia artemisiifolia Peter H. Raven 1954-8-27 7957 Placer Penryn Comment
  SJSU11705  Ambrosia artemisiifolia C. T. Osugi 1969-10-4 86 Placer Loomis, 21 miles NE of Sacramento Comment
  SEINET6190269  Amelanchier alnifolia var. pumila P. A. Lehenbauer 1932-6-12 s.n. Placer Tahoe City Comment
  CAS-BOT-BC136772  Amelanchier utahensis W. R. Dudley 1909-8-23 s.n. Placer Shore of Lake Tahoe, Tahoe Tavern Comment
  UC479941  Amsinckia Katharine Brandegee May 1883 Placer between Salmon Falls and Auburn; Alabaster Cave Comment
  UCD119687  Amsinckia intermedia M. H. Mills 1996-4-12 132 Placer At corner of Eden Oaks Circle and Walden Lane, Loomis. 180 Comment
  JEPS113104  Amsinckia menziesii var. 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
  CDA37237  Anagallis arvensis CDFA Staff s.n. Placer Nute Ranch, near Nute Road. 0 Comment
  UCD14396  Anagallis arvensis Cathleen Chapton 1983-5-28 41 Placer Placer Co.; along Flood Lane; 441 Comment
  CAS-BOT-BC64273  Anaphalis margaritacea A. A. Heller 1916-8-13 12907 Placer Summit hotel 2133 Comment
  UCR231818  Anaphalis margaritacea George K. Helmkamp, E. A. Helmkamp 2010-8-14 16792 Placer Northern Sierra Nevada Mountains, American Hill Road (Forest Route 13), 4.7 miles south of its junction with Foresthill Road and just south of a creek crossing 1552 Comment
  CAS-BOT-BC64274  Anaphalis margaritacea D. S. Smith 1925-8-12 1696 Placer Forest: Tahoe. Last Chance Ridge 1859 Comment
  SEINET6734967 Image available Anaphalis margaritacea R. R. Miller 1934-7-8 s.n. Placer Cisco Comment
  UCR146673  Andropogon glomeratus Beecher Crampton 1960-11-2 5802 Placer Sierra Nevada foothills, 1 mile east ['southeast'] of Auburn; north slope above North Fork of American River along State Highway 49 305 Comment
  CAS-BOT-BC137821  Andropogon glomeratus var. pumilus Arthur L. Menzies 1962-11-3 s.n. Placer On Highway 49. 0.25 mile west of American River Bridge near Auburn. 213 Comment
  UCD56114  Andropogon virginicus Beecher Crampton 1952-11-9 919 Placer 6 miles east of Auburn, about 1.5 miles south of Meadow Vista. Comment
  CAS-BOT-BC137793  Andropogon virginicus var. virginicus Beecher Crampton 1957-3-28 3911 Placer Base of the retainning wall of Folsom Lake along the road to Auburn, 3.5 miles northeast of Folsom. Comment
  CAS-BOT-BC128577  Androsace occidentalis Marcus E. Jones 1882-4-29 s.n. Placer Emigrant Gap Comment
Read comments
Sep 29 2017
  UC853532  Anemone drummondii Alice Eastwood Jun 15 1912-Jun 19 1912 379 Placer Lake Tahoe Region, Deer Park Comment
  UCR171396  Angelica George K. Helmkamp, E. A. Helmkamp 2005-10-1 9994 Placer Northern Sierra Nevada Mtns., NW of Lake Tahoe; Junction of Bear Creek Dr. and Big John Road (c. 2.2 miles west of Calif. Highway 89 and just south of Alpine Meadows Road) 2015 Comment
  UC1122889  Angelica breweri B. Bolt 1934-7-12 105 Placer Tahoe National Forest, Snow Mountain Snow Mountain; Tahoe National Forest, Snow Mountain 2438 Comment
  UCD127133  Angelica breweri G. K. Helmkamp; E. A. Helmkamp 2007-8-1 12649 Placer Northern Sierra Nevada Mountains. Donner Pass Road between Donner and Norden, about 0.2 mile E of the Nevada County border. 2151 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-BC137712  Anthoxanthum odoratum Peter H. Raven 1949-6-28 1225 Placer Baxters. 1219 Comment
  SACT000332  Anthoxanthum odoratum Josephine Van Ess 1974-8-10 Placer Rest stop area just north of Highway 80. Dried up moist area, 991.0 Comment
  SACT000340  Anthoxanthum odoratum D. Meyer 1983-7-16 Placer 1212.0 Comment
  UCR133556  Anthoxanthum odoratum A. A. Beetle 1941-5-26 2719 Placer Sierra Nevada Mtns., near Cisco, 'El. 3000 ft. 1829 Comment
  CDA36211  Anthriscus caucalis G. K. Helmkamp, E. A. Helmkamp 2009-5-11 14675 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. 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
  UCD22105  Apocynum androsaemifolium Rex Palmer 1979-7-12 N 601 Placer Headwaters Basin Area of the North Fork of the American River. Comment
  UCD38487  Apocynum androsaemifolium Beecher Crampton 1955-6-15 2925 Placer 10.5 miles west of Forest Hill. Comment
  UCD121211  Apocynum androsaemifolium Collector Unknown Date Unknown s.n. Placer W Placer County. Exact locality unknown. Comment
  CAS-BOT-BC397904  Aquilegia formosa S. P. Rixford 1915-7-10 s.n. Placer Cisco Comment
  UC148979  Aquilegia formosa H. M. Hall June 1910 8714 Placer Cisco Sierra Nevada 1828 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-BC397906  Aquilegia formosa Alice Eastwood 1909-8-1 19 Placer Sunnyside Comment
  UC10152  Arabis divaricarpa J. Burtt Davy 1897-6 3247 Placer near Deer Park Inn; Truckee River Basin Comment
  SEINET2470967  Arabis rectissima var. simulans K. Christie 2010-7-15 1908 Placer Lake Tahoe Basin Management Unit (USFS); along FR 16N55, ca. 1.5 mi. east of Brockway Summit. 2286 Comment
  SEINET8892816  Arabis rigidissima K. Christie 2011-1 2082 Placer Lake Tahoe Basin Management Unit (LTBMU); from Brockway Summit, ca. 2.0 mi. east along forest service road towards Martis Peak; ca. 1.25 mi. southwest of Martis Peak. Comment
  CDA5523  Araujia sericifera Clark Aug 1937 Placer Near Auburn. 0 Comment
  CHSC10616  Arceuthobium americanum Lowell Ahart 1972-6-28 131 Placer French Meadows. 1524 Comment
  UC1078826  Arceuthobium americanum Job Kuijt 1957-5-18 1331 Placer ca 10 mi n Tahoe City (on Hwy 89) 1798 Comment
  UC1085346  Arceuthobium americanum Job Kuijt 1957-5-18 1332 Placer 3.5 mi n Tahoe City (on Hwy 89) 1798 Comment
  UC615467  Arceuthobium americanum Beryl O. Schreiber 1932-9-12 776 Placer Tahoe Meadow Lake Tahoe Comment
  CAS-BOT-BC24245  Arctostaphylos mewukka L. R. Abrams 1910-7-1 4992 Placer Near Blue Canyon on Union Pac. R.R. 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
  SEINET7258492  Arctostaphylos mewukka W. Priest 1956-3-27 s.n. Placer About 1/4 mile east of Colfax 1067 Comment
  UC682104  Arctostaphylos nevadensis G. L. Stebbins Jr. 1942-9-1 3335 Placer along Southern Pacific railroad track 1/2 mi s Blue Canyon Station 1390 Comment
  UCD21475  Arctostaphylos nevadensis Rex Palmer 1979-5-26 N 3 Placer Headwaters basin area of the North Fork of the American River 2011 Comment
  UCSB57988  Arctostaphylos patula Wallace, Gary; Thorne, Robert; DeBuhr, L.; Tatsuno, A. 1975-4-13 Placer Sierra Nevada, Baxter exit off Hwy. 80 between Alta and Blue Can.; T6N, R11E, Sec. 31 1207 Comment
  UCD52816  Arctostaphylos viscida D. H. Hartmann 1941-10-11 s.n. Placer 4 mi. west of Auburn. Comment
  CAS-BOT-BC47054  Arctostaphylos viscida subsp. viscida Brandegee 1889-1-1 132 Placer Blue Canyon. Comment
  CAS-BOT-BC47066  Arctostaphylos viscida subsp. viscida John Thomas Howell; Gordon H. True 1968-6-9 44506 Placer Alta. 1066 Comment
  POM209626  Arctostaphylos viscida subsp. viscida H. F. Copeland 1933-3-12 A- 2 Placer 3 miles above Colfax. Comment
  RSA306168  Arctostaphylos viscida subsp. viscida Fay A. MacFadden 1934-3-25 12411 Placer Dutch Flat. 1067 Comment
  UC1121445  Arctostaphylos viscida subsp. viscida N. French 1934-5-29 378 Placer 1 mi w Lake Spaulding; Tahoe National Forest, Colfax Quadrangle Comment
  RSA123204  Arctostaphylos viscida subsp. viscida N. H. French 1934-6-1 396 Placer N. Fork of N. Fork of American River. 1402 Comment
  POM308863  Arenaria capillaris subsp. americana Betty J. Jorgensen 1944-7-2 511 Placer Along summit near Donner Pass. Comment
  CDA15941  Arenaria congesta var. congesta G. F. Hrusa, J. Glazner 1999-7-17 15149 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  CDA19574  Arenaria serpyllifolia subsp. serpyllifolia M. I. Wibawa, G. F. Hrusa, J. Glazner 2002-5-22 216 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
  SBBG61533  Aristolochia californica E. Flint 1931-2-21 1297 Placer Auburn ravine 304 Comment
  UCD137814  Aristolochia californica Lynn Gould 1962-3-18 8 Placer along Dry Creek, 5.5 miles west of Roseville. Comment
  JEPS127457  Arnica chamissonis Steve Matson 1998-5-27 321 Placer nSNH; Martis Valley, about 4 miles SE of Truckee; Martis Creek Wildlife Area; 600 meters south of Highway 267, south of Martis Creek. Comment
  UC1119288  Arnica chamissonis H. S. Yates 1936-8-9 5991 Placer 2 mi sw Martis Peak; Truckee Quadrangle Comment
  UC1192154  Arnica chamissonis Malcolm A. Nobs and S. Galen Smith 1949-8-21 1514 Placer between Sandy Beach and Agate Bay Lake Tahoe Comment
  UC892062  Arnica chamissonis M. E. Parsons 1910-8-1 Placer Tahoe City Comment
  CAS-BOT-BC82203  Arnica chamissonis 1906-8-1 7082 Placer Tallac - About Tahoe Comment
  CAS-BOT-BC82211  Arnica chamissonis Le Roy Abrams 1911-7-27 4812 Placer Lake Valley 1950 Comment
  UC53991  Arnica chamissonis Chesnut and Drew 1890-8-8 Placer Cascade Lake Tahoe Comment
  JEPS126301  Arnica cordifolia Steve Matson 1999-6-12 409 Placer Tahoe north shore; Snow Creek Watershed, Tahoe Vista/Kings Beach; dirt road extension west from Tiger Ave. Comment
  UC193450  Arnica cordifolia C. F. Sonne 1885-5-17 Placer On road to Tahoe near old Shingle Mill, at Squaw Creek Comment
  UCD21688  Arnica discoidea Beth Lowe Corbin 1982-8-23 404 Placer 2 1/4 miles WSW of The Cedars. 1981 Comment
  UC477561  Arnica longifolia L. S. Smith 1931-7-15 2608 Placer Mt. Rose country Tahoe Nat. Forest, Mt. Rose 2438 Comment
  JEPS35865  Arnica mollis C. F. Sonne 1887-8-7 378 Placer Sierra Nevada Mountains Comment
  UC467691  Arnica nevadensis Miss Harriet A. Walker 1910-6-18 2120 Placer between Deer Park and Truckee 1981 Comment
  CDA15949  Artemisia arbuscula G. F. Hrusa, J. Glazner 1999-7-17 15135 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  JEPS72586  Artemisia arbuscula Gladys L. Smith 1972-6-20 3199 Placer about terminus of summit chairlift Ward Peak 2621 Comment
  UCD83635  Artemisia arbuscula subsp. thermopola Albert Grigarick 2009-9-10 188 Placer Squaw Valley Resort, ridge near top of Links chairlift. 2499 Comment
  UCD38933  Artemisia douglasiana Beecher Crampton 1961-9-27 6013 Placer 1 mile west of Cisco Grove. 1706 Comment
  UCD21692  Artemisia ludoviciana Rex Palmer 1979-6-20 N 285 Placer Headwaters basin area of the North Fork of the American River Comment
  UCD75938  Artemisia ludoviciana Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5175 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, along Emigrant Trail on the N side of the north fork of Cold Creek. South side of trail by creek. 2145 Comment
  CAS-BOT-BC90713  Artemisia ludoviciana subsp. incompta C. F. Sonne 1887-8-7 s.n. Placer Mts. above Coldstream Comment
  UCD21696  Artemisia tridentata Beth Lowe Corbin 1982-8-24 412 Placer 2 1/4 miles south of The Cedars. In fine, sandy, rocky soil. Open Red Fir forest. Shrub to 2' high. Flowers yellow. Foliage aromatic. Mostly sun. NW facing slope, 40% incline. Commmon. 2164 Comment
  UCD33481  Artemisia tridentata Beecher Crampton 1968-9-18 8383 Placer 1.5 miles east of Emigrant Gap on Interstate 80. 1676 Comment
  RSA401665C  Asclepias cordifolia N. R. Zabriskie, W. M. Zabriskie 1973-6-7 668 Placer Emigrant Gap (off I80 W of Donner Pass) Sierra Nevada Mtns. 1616 Comment
  SEINET5743350 Image available Asclepias cordifolia C. L. Richardson 1972-1 142 Placer 0.2 mile north of I-80 on Lake Arthur Road, ca. 6 miles north of Auburn.; Auburn 610 Comment
  UCR190170  Aster occidentalis var. occidentalis George K. Helmkamp, E. A. Helmkamp 2007-8-1 12643 Placer Northern Sierra Nevada Mountains, Donner Pass Road between Donner and Norden, about 0.2 mile east of the Nevada Co. border 2151 Comment
  SCFS1187  Asteraceae E. Krimmel 2014-4-21 Placer NFAm. 200 yards south of Pt. Mariah warming hut Comment
  UC197202  Astragalus austiniae C. F. Sonne 1897-7-18 Placer Tinker's Knob 2743 Comment
  UC1128744  Astragalus bolanderi B. Bolt 1934-7-12 104 Placer Snow Mountain Tahoe National Forest, Truckee Quad., Snow Mountain Comment
  UC862943  Astragalus canadensis var. brevidens A. A. Heller 1917-8-13 12904 Placer near Summit Hotel; near Summit Hotel 2133 Comment
  UC170082  Astragalus canadensis var. brevidens Miss Helen D. Geis August 1912 Placer near Truckee; near Truckee Comment
  SEINET948208  Astragalus cicer M. F. Wojciechowski 1997-1 731 -dupl. Placer Under Hirshdale Rd. overpass on Interstate-80 at junction with Truckee River. Comment
  CAS-BOT-BC198726  Astragalus whitneyi var. whitneyi J. F. Emmel 1968-7-25 100 Placer North slope of Donne Peak 2286 Comment
  CAS-BOT-BC69538  Athyrium alpestre subsp. americanum Sonne 1886-8-1 324 Placer Unspecified. Comment
  JEPS35131  Athyrium distentifolium var. americanum C. F. Sonne Aug 1887 324 Placer e slope Mt Anderson (above Coldstream); Sierra Nevada Mts 2590 Comment
  UC197952  Athyrium distentifolium var. americanum C. F. Sonne July 1887 Placer e slope Mt Anderson; Sierra Nevada Mts 2438 Comment
  CAS-BOT-BC17415  Athysanus pusillus L. S. Smith 1926-4-16 1779 Placer Tahoe Forest. Forest Hill Divide. Road to Sugar Pine. 1097 Comment
  SEINET11193207  Athysanus pusillus F. Martin 1962-3-16 74 Placer Above the North Fork Yuba River, 2 miles E of Auburn. 274 Comment
  SACT000368  Avena barbata D. Meyer 1983-4-17 Placer small drainage ditch, moist sunny exposure. 231.648 Comment
  SACT000399  Avena fatua D. Meyer 1983-7-16 Placer 1624.0 Comment
  SACT000401  Avena fatua D. Meyer 1983-5-15 Placer Field at southeast corner 36.6 Comment
  SACT000402  Avena fatua D. Meyer 1983-10-22 Placer Searchlight ski run from base to Olympic Lady chairlift; Downhill ski area cleared of most vegetation, trees line edge; Straw added for erosion control 2121.0 Comment
  UCR258180  Avena fatua George K. Helmkamp, Amy Barnes 2013-3-28 20245 Placer Eastern Sacramento Valley, NW edge of Sheridan, new section of Riosa Road, connecting new CA-65 with old CA-65 43 Comment
  RSA43812  Balsamorhiza deltoidea D. F. Howe 1948-5-23 s.n. Placer American River 305 Comment
  RSA0070815  Balsamorhiza hookeri James Henrickson 1969-5-25 3405 Placer 102 miles northeast of Sacramento, 4 miles southeast of Truckee along Hwy. 267. 1829 Comment
  CAS-BOT-BC100071  Balsamorhiza macrolepis B. Crampton 1957-5-7 3983 Placer Uncultivated strip along the railroad and US Hwy. 99E, 3.2 miles north of Roseville Comment
  CAS-BOT-BC100089  Balsamorhiza sagittata Miss. Harriet A. Walker 1910-6-3 2016 Placer Deer Park 1981 Comment
  CAS-BOT-BC100090  Balsamorhiza sagittata Kellogg; Brannan 1870-6-27 s.n. Placer Cisco: Sierra Nevada Mts. Comment
  CAS-BOT-BC16555  Barbarea orthoceras George B. Grant 1906-7-15 6954 Placer Lake Tahoe. Tahoe Tavern. 1889 Comment
  CHSC11040  Barbarea orthoceras Lowell Ahart 1966-7-2 Placer Ahart Camp, French Meadows. 1524 Comment
  JEPS53020  Barbarea orthoceras Leland S. Smith 1928-6-9 2320 Placer Squaw Valley Ranger Station Tahoe Forest, Squaw Valley (in pasture) 1889 Comment
  UCR250072  Barbarea orthoceras George K. Helmkamp, Mary Alice Barnes 2013-5-3 20485 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
  POM350843  Bidens frondosa Wm. Martin 1971-9-10 20205 Placer 8 miles east of Auburn on Hwy. 80, road to Applegate. 610 Comment
  UCD129571  Bidens frondosa G. K. Helmkamp; E. A. Helmkamp 2007-9-14 12955 Placer Northern Sierra Nevada Mountains. Along Mosquito Ridge Road, 0.4 mile east of Foresthill. 942 Comment
  JEPS124696 Image available Bistorta bistortoides Virginia Hardham 1965-6-27 24 Placer Meadow to left going S. past Montreal Rd. sigh Hw 89. Comment
  CHSC74208  Boechera divaricarpa Susi Urie; Eric Schroder 1998-9-8 98 -279 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
  CAS-BOT-BC14251  Boechera pinetorum John Thomas Howell 1943-7-25 18816 Placer West side of Donner Pass near Norden. 2133 Comment
  CHSC10542  Boechera platysperma Lowell Ahart 1962-7-13 Placer Ahart Camp, French Meadows. 1706 Comment
  UC178951  Boechera platysperma Katharine Brandegee Jul 1908 Placer near Cisco Comment
  CHSC110817  Botrychium crenulatum Dean Wm. Taylor 2013-8-7 21399 Placer Sierra Nevada. Coldstream Valley, meadow complex on the south canyon rim of the valley. 2034 Comment
  UCR206716  Boykinia major George K. Helmkamp, E. A. Helmkamp 2009-7-16 15209 Placer Sierra Nevada Mountains, Forest Hill Road, 24.6 miles northeast of the city of Foresthill, near Ford Point 1698 Comment
  CAS-BOT-BC417622  Boykinia major G. R. Vasey 1880-10-1 s.n. Placer Auburn Comment
  RSA306176  Boykinia major Fay A. MacFadden 1934-8-3 12751 Placer Canyon Creek near Baxter s [alta?] Comment
  CAS-BOT-BC418415  Boykinia occidentalis Catherine Best 1985-9-15 1144 A Placer Growing at the edge of a creek near Sugar Pine Reservoir about 6 miles north of Forest Hill 1158 Comment
  UCD129631  Brickellia californica G. K. Helmkamp; E. A. Helmkamp 2007-9-14 12961 Placer Northern Sierra Nevada Mountains. Along Mosquito Ridge Road 6 miles east of Foresthill. 610 Comment
  SACT000453  Briza maxima Josephine Van Ess 1979-4-7 Placer Collected just inside park fence at end of Horseshoe Bar Road; sunny edge of trail 182.9 Comment
  CAS-BOT-BC145514  Briza minor A. A. Beetle 1941-5-26 2711 Placer Near Cisco. 914 Comment
  CDA36883  Briza minor CDFA Staff 1995-5-12 s.n. Placer Dry Creek. 0 Comment
  SACT000456  Briza minor D. Meyer 1983-5-7 Placer roadside Comment
  UCD57484  Briza minor August L. Hormay 1932-5-24 s.n. Placer West of Auburn. Comment
  SDSU777  Briza minor unknown 1948-5-20 Placer Comment
  SEINET10835830  Briza minor Alan A. Beetle 1941-5-26 Beetle 2711 Placer Near Cisco, shrubby hillside, sandy loam. 914 Comment
  RSA670102  Brodiaea coronaria Juanita Bacey 1998-5-9 5 Placer Roseville. 0.5 miles SW of intersection of Hwy 65 and Stanford Ranch Road. 69 Comment
  UCD139129  Brodiaea elegans subsp. elegans R. A. Blanchard 1931-5-9 2190 Placer Roseville. Comment
  CAS-BOT-BC484260  Brodiaea elegans var. elegans John Thomas Howell; Gordon H. True 1971-5-26 47638 Placer Northern limits of Lincoln 48 Comment
  SD236125  Brodiaea minor G. K. Helmkamp, E. A. Helmkamp 2008-4-17 13284 Placer Sacramento Valley: Ranch House Road, 0.2 mile southeast of Sheridan 36 Comment
  CAS-BOT-BC144326  Bromus W. R. Dudley 1900-6-28 s.n. Placer Tallac. Comment
  SACT000381  Bromus carinatus D. Meyer 1984-6-23 Placer Nevada-Placer County line, moist shaded area. 594.0 Comment
  UCD42962  Bromus carinatus C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 331 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  UCD58263  Bromus carinatus August L. Hormay 1933-5-24 s.n. Placer West of Auburn. Comment
  UCD22243  Bromus carinatus var. carinatus Rex Palmer 1979-7-12 N 640 Placer Headwaters basin area of the North Fork of the American River Comment
  CAS-BOT-BC148725  Bromus carinatus var. marginatus Gordon H. True 1968-7-10 4368 Placer Highway 20 between Yuba Gap and Bear Valley, 1 mile east of Lake Bowman Road. 1554 Comment
  UCD59165  Bromus carinatus var. marginatus L. S. Smith 1916-6-27 647 Placer Squaw Valley. Comment
  CHSC73252  Bromus ciliatus L. P. Janeway 1998-8-6 5994 Placer Lake Tahoe Basin Management Unit. North side of Blackwood Creek, 1.7 mi west of Lake Tahoe. 1938 Comment
  SACT000527  Bromus diandrus D. Meyer 1983-6-5 Placer 982.98 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
  UCD80535  Bromus diandrus CNPS SN Foothill Team 2005-4-11 SNFN 0103 a Placer Placer Legacy, Spears/Didion Ranch, above Coon Creek, approximately 3 miles east of entry gate off of Garden Bar Road. 169 Comment
  UCD58614  Bromus grandis G. L. Stebbins Jr.; R. Bacigalupi, F. Ehrendorfer, J. Hunziker et al. 1952-7-19 5124 Placer Along north fork of American River. 2 miles south of Colfax. 1/2 mile east of bridge of Iowa Hill Road. 350 Comment
  CDA37199  Bromus hordeaceus CDFA Staff s.n. Placer Nute Ranch, near Nute Road. 0 Comment
  JEPS111169  Bromus hordeaceus Steve Matson 2005-7-3 1350 Placer Martis Valley, southeast of Truckee, National Recreation Area (Army Corps of Engineers), north of Highway 267 and west of Martis Creek. 39.3054 N, 120.1182 W; elevation 5835 ft. 1778 Comment
  UCR250588  Bromus hordeaceus George K. Helmkamp, Mary Alice Barnes 2013-5-3 20474 Placer Foothills, northern Sierra Nevada Mountains, Mosquito Ridge Road, 1.1 miles south of Forest Hill Road 962 Comment
  UCR241722  Bromus inermis George K. Helmkamp, E. A. Helmkamp 2012-9-25 19922 Placer Northern Sierra Nevada Mountains, Laing Road, parallel to I-80; 0.2 mile east of its junction with Emigrant Gap Road 1611 Comment
  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
  UCD58996  Bromus madritensis August L. Hormay 1933-5-24 s.n. Placer West of Auburn. Comment
  UC1131199  Bromus madritensis subsp. rubens N. French 1933-6-6 73 Placer near Newcastle 213 Comment
  POM112529  Bromus marginatus Marcus E. Jones 1882-6-30 s.n. Placer Emigrant Gap. Comment
  CAS-BOT-BC174234  Bromus orcuttianus G. K. Helmkamp; Amy Barnes 2009-7-12 15177 Placer Sierra Nevada Mountains Foothills: along Foresthill Road, 5.7 miles northeast of the city of Foresthill 1230 Comment
  LA13781  Bromus orcuttianus B. Bolt; 1934-7-3 75 Placer top of Sawtooth Ridge 1219 Comment
  SACT000619  Bromus orcuttianus Michael Baad 1983-7-23 Placer more than .25 mile on road west of US HWY 89. boggy area. 1828.8 Comment
  SEINET3923248  Bromus orcuttianus Beecher Crampton 1964-7-21 7126 Placer Blue Canyon.; 0 1430 Comment
  UCD59067  Bromus orcuttianus L. S. Smith 1916-6 627 Placer Squaw Valley. 2042 Comment
  SD43593  Bromus racemosus D. F. Howe 1948-5-20 Placer 456 Comment
  SEINET3922457  Bromus rigidus Arnold Tiehm, Hugh N. Mozingo; Margaret Williams; Emily McPherson 1975-3-25 606 Placer One mile north of Lincoln.; 0 Comment
  SACT001000  Bromus rubens Michael Baad 1983-6-27 Placer 1219.2 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
  SACT000675  Bromus sterilis D. Meyer 1984-5-6 Placer On Golden Bar Road, riparian habitat. 182.0 Comment
  SEINET2470970  Bromus suksdorfii K. Christie 2010-7-22 1911 Placer Lake Tahoe Basin Management Unit (USFS); ca. 1.0 mi. southeast of Martis Peak. 2407 Comment
  CAS-BOT-BC161528  Bromus tectorum Lewis S. Rose 1946-6-23 46198 Placer Rainbow, north of Cisco. 1737 Comment
  UCD36654  Bromus tectorum Beecher Crampton 1955-6-15 2874 Placer Placer County, Head of Bunch Canyon, 1 mile south of U.S. Highway 40. Comment
  CHSC74154  Calamagrostis canadensis Susi Urie 1998-8-13 98 -036 Placer Lake Tahoe Basin-National Forest. Meadow along the south side of Ward Creek, about 1.5 mi west of Lake Tahoe and Sunnyside. 2097 Comment
  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
  UCSB46165  Callitriche marginata Reisentz, Paul 1979-5-11 Placer on Highway 65; 1 mile south of Sheridan Comment
  UCR173280  Calochortus albus George K. Helmkamp, Elizabeth Helmkamp 2006-5-13 10447 Placer Northern Sierra Nevada Foothills, c. 4 air mi. NE of Auburn, along an unnamed road to Lake Clementine, 1.2 mi. N of Forest Hill Road 422 Comment
  SEINET8194059  Calochortus albus D. F. Erskine 1941-4-13 12 Placer 5 miles E of Roseville. 76 Comment
  SEINET8194250  Calochortus albus J. Solaegui 1977-4-16 s.n. Placer 3 miles E of Auburn on Rte 49, along dirt road immediately N of Rte 49. 335 Comment
  UCD22048  Calochortus leichtlinii Beth Lowe Corbin 1982-8-4 233 Placer 1 1/8 miles NNW of Onion Creek Campground. 2194 Comment
  SCFS1106  Calochortus minimus E. Krimmel 2013-6-2 Placer Near pond at top of Foresthill Road, near Am. River gorge overlook Comment
  CAS-BOT-BC483465  Calochortus minimus John Thomas Howell 1925-6-28 1238 Placer Near Velma Lakes on trail to Eagle Lake, Lake Tahoe region Comment
  CAS-BOT-BC483467  Calochortus minimus E. A. McGregor 1909-8-18 163 Placer Desolation Valley, Lake Tahoe region 2286 Comment
  UC197247  Calochortus monophyllus C. F. Sonne 1891-5-17 Placer Colfax Comment
  UC843674  Calochortus monophyllus C. L. Hitchcock 1940-5-7 6311 Placer ca 1 mi w Baxter Comment
  CAS-BOT-BC270652  Calycadenia multiglandulosa David D. Keck 1932-7-1 1590 Placer 2 miles N of Auburn 425 Comment
  UC194211  Calycadenia multiglandulosa John H. Redfield 1892-8-7 179 Placer Dutch Flat Sierra Nevada, Dutch Flat Comment
  CDA10572  Calycadenia multiglandulosa K. Connolly, Robin Breckenridge 1992-9-3 Placer Branchwood Road, Foresthill. 0 Comment
  JEPS7095  Calycadenia multiglandulosa Rimo Bacigalupi with G. L. Stebbins, Daniel Zohary, Howard Stutz, Alex D. Hawkes, Juan Hunziker, 1952-7-19 3849 Placer about 1 1/2 mi n of (and below) Colfax (on grade along road to Iowa Hill, n slope of the canyon of the North Fork of the American River); North Fork of the American River Comment
  UC88986  Calycadenia multiglandulosa T. S. Brandegee 1889-7-6 Placer Towles Comment
  RSA255512  Calycadenia spicata Gerald D. Carr 1971-8-15 631 Placer Karchner Road, about 6 miles east of Wheatland 61 Comment
  UC419712  Calycadenia truncata Mrs. H. P. Bracelin 1930-10-12 99 Placer n of Colusa (on Georgetown Road) Comment
  JEPS127654  Calyptridium monospermum Jurriaan M. de Vos 2014-6-27 295 Placer El Dorado NF. Ca. 1.8 miles SW along French Meadows Road toward Hell Hole from French Meadows Reservoir. Comment
  UCR216033  Calyptridium monospermum George K. Helmkamp, Amy Barnes 2009-7-12 15187 Placer Sierra Nevada Mountains, along Foresthill Road 10.3 miles northeast of the town of Foresthill 1370 Comment
  UCD100442  Calyptridium umbellatum Daryl Koutnik; Thomas Lanini, Thomas Wainwright 1978-10-19 s.n. Placer West end of Ward Valley in Lake Tahoe Basin. 1889 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
  UCD126144  Calystegia occidentalis D. H. Hartmann 1941-6-8 s.n. Placer E. of Auburn, along U.S. #40. 914 Comment
  UCD14647  Calystegia occidentalis subsp. occidentalis Deanna Lynn Pfleger 1989-5-20 4 Placer California, Placer Co.; 20 miles out of the town of Auburn, along Foresthill Road; 1036 Comment
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Jun 20 2014
  UCR194948  Calystegia occidentalis subsp. occidentalis George K. Helmkamp, E. A. Helmkamp 2007-5-18 12003 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 2.8 miles southeast of Foresthill 814 Comment
  UCR257020  Calystegia occidentalis subsp. occidentalis George K. Helmkamp, Amy Barnes 2014-4-23 22779 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
  UCD21723  Calystegia occidentalis subsp. occidentalis Robin McMaster 1973-6-3 430 Placer Off highway, near Weimer. Comment
  CDA19551  Calystegia vanzuukiae M. I. Wibawa, G. F. Hrusa , J. Glazner 2002-5-22 243 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
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Jun 20 2014
  SEINET8197924  Camassia quamash P. A. Lehenbauer 1932-6-12 s.n. Placer Highway between Truckee and Lake Tahoe. Comment
  UCD150570  Camassia quamash subsp. breviflora James A. Neilson Jr. 1971-6-30 2131 Placer Tahoe Basin, Ward Valley Drainage, Plot #132. 1920 Comment
  CAS-BOT-BC36997  Camelina microcarpa M. S. Jussel 1928-6-25 s.n. Placer Tahoe City. Comment
  UCR146859  Campanula prenanthoides Beecher Crampton 1956-7-17 3730 Placer Sierra Nevada Mountains, Blue Canyon 1433 Comment
  SEINET10463032  Campanula prenanthoides Carpenter Carpenter s.n. Placer Comment
  SEINET10463036  Campanula prenanthoides Wiegand 1921-8-26 WIEGAND 2397 Placer Blue Canyon, Donner Pass road 1219 Comment
  CHSC32008  Cardamine L. Ahart 1973-3-29 187 Placer Near Forest Hill. 457 Comment
  CAS-BOT-BC37246  Cardamine breweri Alice Eastwood 1909-1-1 179 Placer Lake Tahoe Region. Ward Creek. Comment
  CDA33661  Cardamine breweri Dale Woods 2010-7-21 Placer Southwest corner of Squaw Valley Road and Hwy 89, between area park/soccer field and road. Comment
  RSA0116209  Cardamine breweri Marcus E. Jones 1882-06 s.n. Placer Emigrant Gap. Comment
  CAS-BOT-BC471266  Cardamine cordifolia Arnold Tiehm 1974-8-8 525 Placer Sierra Nevada. Juniper Creek 2194 Comment
  UCR171031  Cardamine hirsuta George K. Helmkamp, E. A. Helmkamp 2006-2-24 10069 Placer Northern Sacramento Valley, Wise Road just east of its junction with Calif. Highway 65; c. 1 mi SE of Ewing 47 Comment
  CDA33871  Cardaria pubescens Robin Breckenridge 2010-10-29 PDR# 1313512 Placer Interstate 80 at Kingvale Chain Control. 0 Comment
  CDA3740  Cardaria pubescens T. C. Fuller 1964-9-1 12570 Placer Sierra Nevada; Sierra Nevada. N side of freeway, Interstate 80 from Donner Summit, just east of Hampshire Rocks. Comment
  CAS-BOT-BC18342  Carex Catherine Best 1981-8-1 s.n. Placer Sierra Nevada. Big Meadow, about 3 miles south of French Meadows. 1600 Comment
  UCD162533  Carex abrupta Steve Matson 1997-7-17 100 Placer nSNH; Tahoe north shore; Snow Creek watershed, Tahoe Vista/Kings Beach; middle fork snow creek; 'big pine' meadow. 1908 Comment
  CDA15662  Carex athrostachya G. F. Hrusa, J. Glazner 1999-7-18 15204 Placer Lake Tahoe; Wooded slopes betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1889 Comment
  CAS-BOT-BC34936  Carex densa Alice Eastwood; John Thomas Howell 1937-5-8 4364 Placer Near Rocklin. Comment
  UCD140278  Carex douglasii Beecher Crampton 1972-7-26 8859 Placer ca. 1 mile west Cisco, Interstate Hwy 80 east. Comment
  CHSC73324  Carex fissuricola L. P. Janeway; Eric Schroder 1998-9-16 6328 Placer Small meadow on north side of the creek about half way between Buck Lake and McKinney Creek; about 2.2 mi southwest of Lake Tahoe. 2124 Comment
  CAS-BOT-BC20683  Carex fracta Catherine Best 1981-8-1 s.n. Placer Sierra Nevada. Big Meadow, about 3 miles south of French Meadows. 1600 Comment
  UC1133314  Carex fracta B. Bolt 1934-7-6 125 Placer Mammoth Spring 1615 Comment
  SEINET5786597 Image available Carex hoodii Marcus E. Jones 1882-1 3532 Placer Emigrant Gap Comment
  CHSC84724  Carex infirminervia L. P. Janeway; B. Castro 2003-8-23 7964 Placer Northern High Sierra Nevada. Upper end of large meadow along Barker Creek just upstream from the confluence of the creek out of Bear Lake; 3.1 km south-southwest of Barker Pass. 2106 Comment
  UCD149414  Carex integra G. Ledyard Stebbins 1976-7-6 7692 c Placer Mountain Meadow. (Exact location unknown. Coordinates estimated by label maker.) Comment
  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
  UC143645  Carex luzulifolia A. A. Heller 1903-8-17 7187 Placer Donner Pass, above 2286 Comment
  UCD44435  Carex luzulifolia C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1801 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  NY11289  Carex luzulifolia var. strobilantha A. A. Heller 1903-8-17 7187 Placer Above Donner Pass 2286.0 Comment
  NY380664  Carex luzulifolia var. strobilantha A. A. Heller 1903-8-17 7187 Placer Above Donner Pass 2286.0 Comment
  CAS-BOT-BC31625  Carex luzulina var. luzulina Marcus E. Jones 1882-6-29 2907 Placer Emigrant Gap. Comment
  CAS-BOT-BC31696  Carex mariposana James A. Neilson 1970-8-5 1733 Placer Upper Ward Creek. Comment
  UCD42801  Carex microptera C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-23 167 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  UCD43304  Carex microptera C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-12 672 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  UCD74079  Carex microptera Jennifer W. Burt 2006-7-1 171 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. 1975 Comment
  CDA16987  Carex multicaulis G. F. Hrusa, M. I. Wibawa, J. Glazner 2002-5-22 16040 Placer Sierra Nevada; Hughes Mill (site) above Foresthill. 1066 Comment
  UCR66601  Carex multicaulis C. L. Hitchcock 1940-5-7 6309 Placer c. 1 mi west of Baxter. Comment
  UC733659  Carex multicostata L. S. Smith 1928-6-1 2271 Placer near Walker's; Tahoe Forest, Blackwood 1950 Comment
  UCD74094  Carex multicostata Jennifer W. Burt; Kate Mawdsley, Belinda Lo 2006-7-28 185 Placer Sugarbowl active ski area, off Hwy 80 near Soda Springs - collected from coniferous forest near active ski runs. 2218 Comment
  CHSC74450  Carex nebrascensis Susi Urie 1998-8-27 98 -121 Placer Middle of Page Meadows; about 2 mi west of Lake Tahoe and Sunnyside. 2121 Comment
  UCD43829  Carex nebrascensis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-7 1195 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  POM81078  Carex nervina Marcus E. Jones 1882-7-1 3533 Placer Emigrant Gap. Comment
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Sep 7 2010
  RSA0089808  Carex nervina Dean Wm. Taylor 2010-8-10 20992 Placer Martis Peak, near the Nevada Line in the headwaters of Juniper Creek. 2508 Comment
  UCD44439  Carex nervina C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1805 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  SEINET7570890 Image available Carex pellita Unknown 2003-8-23 7968 Placer Homewood 7.5' quad, Northern High Sierra Nevada. Upper end of large meadow along Barker Creek just upstream from the confluence of the creek out of Bear Lake, 3.1 km south-southwest of Barker Pass. 2106 Comment
  UCD43076  Carex pellita C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-19 444 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  UCD43923  Carex pellita C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-9 1289 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  CHSC74014  Carex praegracilis Susi Urie 1998-8-18 98 -075 Placer Lake Tahoe Basin. About 0.2 mi north of Lake Tahoe; large meadow complex between Kings Beach and Tahoe Vista. 1901 Comment
  CHSC68062  Carex raynoldsii James D. Jokerst 1986-7-13 2702 Placer Trail from The Cedars, high Sierra Nevada SW of Donner Lake, camp area. Comment
  CHSC68063  Carex rossii James D. Jokerst 1986-7-12 2697 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
  CHSC67708  Carex scopulorum var. bracteosa James D. Jokerst 1986-7-13 2722 Placer Trail from The Cedars, high Sierra Nevada SW of Donner Lake, in Sheet Valley. 2133 Comment
  UCD140832  Carex senta Diane de Polo 1964-4-25 30 Placer 7 miles northwest of Auburn. 365 Comment
  CAS-BOT-BC117696  Carex simulata John Thomas Howell 1943-7-22 18696 Placer Summit Valley Comment
  CAS-BOT-BC20684  Carex specifica Emily McPherson; Arnold Tiehm; Margaret Williams 1974-8-8 74 -P1-42 Placer Murphy's Meadow, 5 miles southeast of Hirschdale. 2316 Comment
  SEINET5786888 Image available Carex stipata Marcus E. Jones 1882-1 3533 Placer Emigrant Gap Comment
  CAS-BOT-BC116994  Carex straminiformis Arnold Tiehm 1974-8-8 512 Placer South of Murphy's Meadow. 2529 Comment
  CAS-BOT-BC116996  Carex straminiformis A. A. Heller 1917-8-14 12927 Placer Mt. Lincoln south of Summit valley. 2499 Comment
  SEINET10749869  Carex straminiformis A. Arthur Heller 1917-8-14 Heller 12927 Placer Mt. Lincoln south of Summit valley, elevation about 8200 feet on a steep gravelly slope, with a few scattered trees of Hesperopeuce Mertensiana near the crest. Comment
  CAS-BOT-BC116553  Carex subfusca John Thomas Howell 1943-7-27 18871 Placer Lake Tahoe near Tahoe Pines. Comment
  CHSC74451  Carex subfusca Susi Urie; Eric Schroder 1998-9-9 98 315 A Placer Lake Tahoe Basin Management Unit. Meadow complex on south side of Ward Creek 1.6 mi west of Lake Tahoe and Sunnyside. 1987 Comment
  RSA35097  Carex subfusca L. S. Rose 1944-7-10 44042 Placer Quail Lake, 3 miles W of Chambers Lodge Lake Tahoe. 2134 Comment
  SEINET4286150 Image available Carex subfusca K. Chung, Matson, S 2009-1 1075 Placer Lake Tahoe, north side. 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
  SEINET7486527 Image available Carex subfusca Peter F. Zika 2010-8-10 25307 Placer above E shore of Truckee River, Route 89, 12 air km NE of , northern Sierra Nevada Highlands (n SNH) 1810 Comment
  CHSC74719  Carex utriculata Susi Urie; Eric Schroder 1998-9-10 98 -328 Placer Lake Tahoe Basin Management Unit. Antone Meadows: along Burton Creek, about 2.1 mi northwest of Lake Antone. 2072 Comment
  UCD162538  Carex utriculata Steve Matson 2000-6-21 433 Placer nSNH; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; south of Highway 267, 200 meters south of Parking lot, along stream. 1780 Comment
  UCD162540  Carex utriculata Steve Matson 2002-7-14 576 Placer nSNH; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; south of Highway 267, south of Martic Creek; along lookout mountain creek. 1780 Comment
  UCD44576  Carex utriculata C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1942 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  CDA13676  Carex vesicaria G. F. Hrusa, J. Glazner 1997-8-3 14036 Placer Sierra Nevada; Corner of Hwy 89 & Squaw Valley Rd. Comment
  CAS-BOT-BC59031  Cassiope mertensiana C. F. Sonne 1897-8-14 s.n. Placer Mt. Anderson Comment
  CAS-BOT-BC248951  Castilleja Lewis S. Rose 1944-7-10 44050 Placer Chambers Lodge, Lake Tahoe 1920 Comment
  SCFS1147  Castilleja E. Krimmel, F. Felix 2013-7-28 Placer NFAm. Swimming Hole Trail. Stop #4. Comment
  CDA19534  Castilleja applegatei M. I. Wibawa, G. F. Hrusa, J. Glazner 2002-5-22 247 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
  CDA36985  Castilleja attenuata CDFA Staff 1995-5-12 s.n. Placer Dry Creek. 0 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
  SEINET13764202  Castilleja chromosa P. A. Lehenbauer, R. E. L. 1923-6-23 774 Placer Lake Tahoe, [Homewood,] McKinney's Resort. Comment
  SEINET3245842  Castilleja foliolosa G. K. Helmkamp, E. A. Helmkamp 2007-1 11715 Placer Foothills, Northern Sierra Nevada Mountains: Forest Hill Road at the junction with the unnamed road to Lake Clementine. 457 Comment
  UC194176  Castilleja lineariloba C. F. Sonne 1891-5-17 Placer Auburn Comment
  UC198553  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
  JEPS71352  Castilleja miniata L. R. Heckard with R. Bacigalupi, T. I. Chuang 1973-7-28 3454 Placer w edge Soda Springs 1981 Comment
  JEPS7444  Castilleja miniata Rimo Bacigalupi with Lawrence R. Heckard 1951-8-9 3488 Placer about 1.5 mi n Lake Tahoe at Tahoe City (in the Truckee River Canyon); Truckee River Canyon 1828 Comment
  RSA45352  Castilleja miniata L. S. Smith 1939-7-19 2862 Placer Lee Lakes. Tahoe. 2134 Comment
  SEINET14063093  Castilleja miniata A. A. Heller 1912-7-20 10590 Placer Summit. 2073 Comment
  UC26448  Castilleja miniata A. M. Carpenter 1893-8 Placer Comment
  CDA16053  Castilleja miniata subsp. miniata G. F. Hrusa, J. Glazner 2000-9-3 15660 A Placer Sierra Nevada; Sugar Bowl Ridge, immediately to W of proposed Crow's Nest ski run. 2164 Comment
  UCD158882  Castilleja miniata subsp. miniata C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-9 s.n. Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  UCD123027  Castilleja peirsonii D. Finley 1998-5-24 2- 6 Placer Highway 70 north, on the east side of the road, 1 road mile after the Grizzly Dome tunnel, 7 road miles north of Pulga, along the North Fork of the Feather River. 731 Comment
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Feb 3 2015
  UCD21857  Castilleja pruinosa Beth Lowe Corbin 1982-8-3 196 Placer Hill west of Onion Creek campground. 1853 Comment
  JEPS88826  Castilleja pruinosa T. I. and F. M. Chuang 1991-6-29 7841 Placer Sugar Pine Reservoir Dam Comment
  UCR194930  Castilleja subinclusa subsp. subinclusa George K. Helmkamp, E. A. Helmkamp 2007-5-18 12013 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 2.8 miles southeast of Foresthill 814 Comment
  UCD21897  Castilleja tenuis Beth Lowe Corbin 1982-8-5 258 Placer Onion Creek campground. 1841 Comment
  CAS-BOT-BC47795  Ceanothus Baki Kasapligil 1974-10-6 4913 Placer Soda Springs, Sugar Bowl 1828 Comment
  UCR228705  Ceanothus William Williams 1986-6-15 s.n. Placer Norden, hill at top of ski lift 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
  UCD143724  Ceanothus arcuatus F. Felix, E. Krimmel 2013-5-26 45 Placer North Fork/Chickering American River Reserve. Where Cedar Meadows trail meets Cedar Creek Falls. Comment
  UCD73531  Ceanothus arcuatus William Williams 1986-6-15 s. n. Placer Norden. Comment
  UCSB23140  Ceanothus arcuatus Towsley, Guy; McMinn, H. 1941-8-23 Placer 1/2 mile east of Dutch Flat Comment
  CAS-BOT-BC47856  Ceanothus cordulatus M. E. Parsons 1909-6-1 s.n. Placer Aspengrove Comment
  CAS-BOT-BC48711  Ceanothus cordulatus Elizabeth Parsons Hawver s.n. Placer Lake Tahoe Region Comment
  CHSC9524  Ceanothus cordulatus J. F. Goodwin 1971-7-10 157 Placer Approx. 1 mi. west of Lake Tahoe at end of Old County Road, 2.3 mi. sw of Cornelian Bay. 1981 Comment
  SACT002899  Ceanothus cordulatus James Grove 1977-7-15 Placer 2000.0 Comment
  SD7261  Ceanothus cordulatus T. S. Brandegee 1889-7-1 Placer Donner Lake Comment
  CAS-BOT-BC49327  Ceanothus cuneatus H. E. McMinn 1926-5-28 1749 Placer 6 mi. n. of folsom (Allen - local name) Must be near rose Spring - 5 mi. east of Roseville Comment
  SACT002902  Ceanothus cuneatus Michael Baad 1983-5-14 Placer 3.0 miles west of Forest Hill on Auburn-Forest Hill Divide Road Comment
  SACT002904  Ceanothus cuneatus Michael Baad 1977-4-13 Placer 0.2 mile north of Highway I80 on Placer Hills Road to Meadow Vista, ecotone between ponderosa pine forest and chaparral 502.92 Comment
  SACT002905  Ceanothus cuneatus Michael Baad 1977-6-3 Placer Collected 1.2 mile west of camp. In serpentine outcrop with Jeffery pine. 1219.2 Comment
  SACT002915  Ceanothus cuneatus Josephine Van Ess 1975-3-25 Placer Collected at crest of hill near south end of Barton Road. Fruiting. Rocky outcrop. Comment
  SEINET5339262  Ceanothus cuneatus H. Holbo 1961-3-31 s.n. Placer N. fork American River 610 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
  SEINET5339272  Ceanothus cuneatus A. Beninghoff 1930-3-18 1720 Placer 5 mi east Lincoln, Ca. Comment
  UCD22200  Ceanothus fresnensis Rex Palmer 1979-5-27 N 82 Placer Headwaters basin area of the North Fork of the American River Comment
  CAS-BOT-BC50751  Ceanothus integerrimus Amelie Blyth 1952-5-11 9 -3 Placer On road bank, along Auburn-Forest Hill Road, about 14 miles from Forest Hill Comment
  RSA399911  Ceanothus integerrimus Wm. Martin 1977-9-10 20277 Placer 2 miles S of Ranger Station, Blue Canyon Creek, Tahoe National Forest. Comment
  UC1070730  Ceanothus integerrimus G. T. Nordstrom 1934-6-19 113 Placer .5 mi ne Mouth of Monumental Creek; Colfax quad., Tahoe Nat. For. 1463 Comment
  UC1602375  Ceanothus integerrimus Katharine Brandegee 1889-7-7 Placer Blue Canyon Comment
  UC750675  Ceanothus integerrimus Susie M. Peers 1946-5-4 Placer near Forest Hill Shirttail Canyon Comment
  UCD22724  Ceanothus integerrimus K. A. Bear 1978-5-13 52 Placer 4.1 mi. E. of Foresr Hill Rd. on Mosquito Ridge Rd. Comment
  CAS-BOT-BC51156  Ceanothus lemmonii H. E. McMinn 1926-5-29 1755 Placer 10.6 mi. West of Crystal Springs, road to Truckee Comment
  CAS-BOT-BC63397  Ceanothus prostratus C. L. Hitchcock 1940-5-7 6330 Placer Ca. 1 mi. w. of Baxter. Comment
  CAS-BOT-BC63398  Ceanothus prostratus Geo. B. Grant 1906-7-15 s.n. Placer Tahoe Tavern, Lake Tahoe. Comment
  UC1071287  Ceanothus prostratus N. French 1934-6-22 471 Placer 1/2 mi w Lake Van Norden; Tahoe National Forest, Truckee Quad. Comment
  UCD112644  Ceanothus prostratus Eric Brenner; John Hunter 1996-5-26 014 Placer Big Trees, Mosquito Ridge Rd, Tahoe National Forest. 1740 Comment
  POM85944  Ceanothus tomentosus Marcus E. Jones 1882-7-4 s.n. Placer Colfax Comment
  RSA95357  Ceanothus tomentosus Hamilton Peers 1933-5-12 s.n. Placer Colfax Comment
  UC1071486  Ceanothus velutinus R. Wilson 1934-9-19 75 Placer Squaw Creek Tahoe National Forest, Truckee Quadrangle, Squaw Creek Comment
  UCD130016  Centaurea cyanus D. H. Hartmann 1941-6-8 s.n. Placer E. of Auburn, along U.S. #40. 1066 Comment
  CDA20198  Centaurea maculosa A. Williams 2003-8-12 PDR 1407013 Placer Sierra Nevada; Fawn St., Homewood. 0 Comment
  CAS-BOT-BC277038  Centaurea maculosa T. C. Fuller 1965-8-10 13942 Placer S. side of the westbound lanes of Interstate 80 freeway, 1.4 mi. e. of Emigrant Gap, Sierra Nevada 1828 Comment
  UC1980595  Centaurium tenuiflorum C. Rose Broome 1978-8-3 2313 Placer Town of Rough and Ready, next to Penn Valley, 29.5 mi E of Marysville on CA Highway 20; 8 mi W of Grass Valley Comment
  SEINET11170792  Cephalanthus occidentalis E. Rasmussen 1971-10-2 11 Placer Ground near bank of N. Fork American River 305 Comment
  JEPS51365  Cerastium glomeratum W. L. Jepson 1938-4-5 18581 Placer 2 mi. e. on Placerville rd. Auburn Comment
  CAS-BOT-BC388353  Cerastium glomeratum Alice Eastwood 1909-1-1 203 Placer Lake Tahoe Region. Sunnyside Comment
  SEINET7347832  Cercis canadensis L. Munker No date specified 25 Placer 10 miles east of Auburn, U.S. 40 413 Comment
  SBBG29887  Cercis occidentalis C. L. Hitchcock 1940-5-14 6411 Placer Meier Ranch, ca. 6 mi N of Colfax 762 Comment
  UCD15169  Cercis occidentalis Phyllis Adams 1982-5-9 38 Placer Placer Co.; along Highway 49, in the American River Canyon; 182 Comment
  CAS-BOT-BC136989  Cercocarpus betuloides var. betuloides W. R. Dudley 1909-7-22 s.n. Placer Lover's Leap, American River Comment
  OBI20160  Chaenactis douglasii David J. Keil 1978-7-23 12926 Placer Cisco Grove exit from I-80, just E of Nevada Co line 1768 Comment
  SEINET11266303  Chaenactis douglasii George 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 (Duncan Peak 7.5' Q.); 0 2039 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
  CHSC79667  Chaenactis douglasii var. douglasii G. F. Hrusa; J. Glazner 1999-5-1 15187 Placer Northern California, Lake Tahoe Region. Betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1905 Comment
  UC1035483  Chaenactis douglasii var. douglasii Kay H. Beach 1940-6-30 813 Placer 5.6 mi e Emigrant Gap (on US 40); Sierra Nevada Mountains 1676 Comment
  UC163942  Chaenactis douglasii var. douglasii W. B. Cooke 1910-6-22 2170 Placer Deer Park Sierra Nevada; Deer Park, Sierra Nevada, Placer Co. 1970 Comment
  UC565433  Chaenactis douglasii var. douglasii Chas. M. Belshaw 1935-6-7 1006 Placer near Baxter's Hotel (between Gold Run and Colfax); Sierra Nevada Mts. Comment
  CAS-BOT-BC276712  Chaenactis douglasii var. douglasii Greg de Nevers 1991-7-24 9761 Placer Ward Creek Valley, S of Sunnyside 1950 Comment
  SEINET7379871 Image available Chaenactis douglasii var. douglasii H. A. Walker 1910-6-22 2170 Placer Deer Park, in the Sierra Nevada. 1970 Comment
  UC90189  Chaenactis nevadensis C. F. Sonne 1893-8-1 Placer near Tinker's Knob; Sierra Nevada Mountains 2590 Comment
  RSA0001017  Chaenactis rubricaulis Harriet Ann Walker 1910-6-22 2170 Placer Deer Park, in the Sierra Nevada 1970 Comment
  CAS-BOT-BC141729  Chamaebatia foliolosa Ella Dales Cantelow 1937-7-11 4295 Placer Alta Comment
  RSA122278  Chamaebatia foliolosa G. T. Nordstrom 1934-6-20 126 Placer At Mammoth Springs. 1677 Comment
  RSA189447  Chamaebatia foliolosa L. S. Rose 1967-6-14 67133 Placer Grass Valley, Condon Park. 732 Comment
  UC329996  Chamaebatia foliolosa unknown May 1889 Placer Blue Canyon Comment
  UCD112928  Chamaebatia foliolosa Beecher Crampton 1970-11-10 8653 Placer Nyack. 1524 Comment
  SEINET6336151  Chamaebatia foliolosa W. D. Billings 1940-5-18 1318 Placer Area around Placer mines Gold Run Comment
  UCR226131  Chamaesaracha nana Ellen Dean, Mark Bibbo, J. Poloske, M. Starbuck, K. F. Mawdsley 2008-7-20 5256 Placer Donner State Park, newly acquired lands to the southwest of Donner Lake, along road paralleling Southern Pacific RR tracks, just south of Lakeview Canyon and north of Emigrant Canyon, near RR tunnel 2064 Comment
  CDA4783  Chamaesyce nutans T. C. Fuller 1964-9-1 12566 Placer Sierra Nevada; North side of Auburn Avenue at Castle Street, Colfax. Comment
  SEINET12194045  Chamerion angustifolium J. H. Nishida 1985-1 779 Placer Homewood 1829 Comment
  UCD103688  Chamerion angustifolium subsp. circumvagum L. M. Sparks 1912-8-4 64 Placer Glen-Alpine. Lake Tahoe. 2103 Comment
  UCD75755  Cheilanthes gracillima Ellen Dean, M. Starbuck,; K. Mawdsley, G. Harrington, M. Bibbo, J. Poloske 2008-7-20 5223 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, ridge between Southern Pacific RR tracks and railroad tunnel to the west of Lakeview Canyon, ridge to the southwest of disturbed off-road vehicle area. 2284 Comment
  UCR200855  Chenopodium botrys George K. Helmkamp, E. A. Helmkamp 2008-9-15 14098 Placer Foothills, northern Sierra Nevada Mountains, along Mosquito Ridge Road, 3.1 miles southeast of Forest Hill 773 Comment
  CAS-BOT-BC451415  Chimaphila menziesii C. F. Sonne 1878-7-1 208 Placer Pin Woods near Truckee Comment
  CAS-BOT-BC451471  Chimaphila umbellata Vincent Jones 1919-7-7 s.n. Placer Ridge above Bear Valley Comment
  CDA39021  Chondrilla juncea D. G. Kelch 2011-10-2 11 .814 Placer Gold Run rest stop. Comment
  CAS-BOT-BC279798  Chondrilla juncea Lillian S. Mott; Phyllis Locker 1965-7-1 6572 Placer East side of a hill overlooking Folsom Lake, at Horseshoe Bar. East of Loomis Comment
  CAS-BOT-BC279799  Chondrilla juncea John Thomas Howell; Gordon H. True 1967-6-14 42594 Placer 1 mile ne. of Loomis 121 Comment
  CDA33066  Chondrilla juncea CDFA staff Placer Rocklin. 0 Comment
  UCD33678  Chrysanthemum parthenium Beecher Crampton 1971-8-18 8754 Placer Placer County, Lake Tahoe, Tahoe Vista. 1920 Comment
  CAS-BOT-BC249050  Chrysolepis sempervirens George K. Helmkamp; E. A. Helmkamp 2010-8-14 16768 A Placer Northern Sierra Nevada Mountains: Deadwood Road, 1.2 miles south of its junction with Forest Hill Road 1564 Comment
  CAS-BOT-BC36356  Chrysolepis sempervirens R. S. Woglum 1934-8-1 s.n. Placer Lake Tahoe Comment
  CAS-BOT-BC36363  Chrysolepis sempervirens John Thomas Howell 1943-7-25 18810 Placer West side of Donner Pass near Norden 2133 Comment
  UCD150765  Chrysolepis sempervirens James A. Neilson Jr. 1970-8-1 1695 Placer Tahoe Basin, SW Tahoe City. 1901 Comment
  UCR231821  Chrysolepis sempervirens George K. Helmkamp, E. A. Helmkamp 2010-8-14 16768 A Placer Northern Sierra Nevada Mountains, Deadwood Road, 1.2 miles south of its junction wih Forest Hill Road 1564 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
  CAS-BOT-BC190015  Cinna latifolia H. N. Bolander 1869-6-1 s.n. Placer Bear Valley (Emigrant Gap Site). Comment
  CAS-BOT-BC190017  Cinna latifolia Bolander 1869-6-1 s.n. Placer Bear Valley Emigrant Station. Comment
  SACT000747  Cinna latifolia D. Meyer 1984-9-23 Placer Road to Barkers Pass, moist north facing slope hillside seeping water. 2109.0 Comment
  RSA0056565  Circaea alpina subsp. pacifica Greg de Nevers 1995-8-20 10768 Placer Lake Tahoe. 1828 Comment
  UC30772  Cirsium andersonii Miss M. E. Parsons 1896-8-1 Placer Deer Park Inn, Lake Tahoe Comment
  CAS-BOT-BC289614  Cirsium andersonii W. R. Dudley 1900-6-29 s.n. Placer South of Truckee River at Tahoe City Comment
  SEINET7451074 Image available Cirsium andersonii P. A. Lehenbauer 1933-8-6 3177 Placer Lake Tahoe near Homewood Comment
  UCD130420  Cirsium arvense Beecher Crampton 1961-9-27 6019 Placer Blue Canyon. 1430 Comment
  UCD130421  Cirsium arvense Beecher Crampton 1961-9-27 6019 Placer Blue Canyon. 1430 Comment
  UC64887  Cirsium scariosum var. americanum Miss Katherine Chandler 1904-1-1 Placer Tahoe Tahoe Comment
  CDA20204  Cirsium vulgare N. Macleod 2003-8-19 PDR 1417960 Placer Sierra Nevada; Carnelian Bay Rd and North Lake Blvd, Carnelian Bay. 0 Comment
  UCR231858  Cirsium vulgare George K. Helmkamp, E. A. Helmkamp 2010-8-11 16761 Placer Northern Sierra Nevada Mountains, Finning Mill Road, 2.3 miles north of Forest Hill Road at the crossing of McBride Creek 1082 Comment
  CAS-BOT-BC228886  Cistanthe umbellata A. A. Heller 1917-8-13 12912 Placer Ridge northwest of Donner Pass 2346 Comment
  UCD41254  Clarkia arcuata Ellen Dean; Art Shapiro, Adrienne Shapiro 2003-5-12 1711 Placer East of Hwy 80 and town of Colfax, west side of the North Fork of the American River canyon. Along Iowa Hil Road, about 2.3 road miles east of junction with Canyon Way in town of Colfax. By sign that says Mineral Bar Area. 457 Comment
  UC930777  Clarkia biloba Alice Eastwood Jun 20 1912-Jun 22 1912 619 Placer Colfax Comment
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Sep 7 2010
  CAS-BOT-BC172407  Clarkia biloba subsp. brandegeeae Alice Eastwood 1912-6-20 619 Placer Colfax Comment
  SEINET3860298  Clarkia biloba subsp. brandegeeae George K. Helmkamp, E. A. Helmkamp 2010-6-26 16379 Placer Sierra Nevada Mountains Foothills: junction of Canyon Way and Yankee Jim's Road, east of I-80 between Weimar and Colfax.; 0 616 Comment
  UCD127936  Clarkia biloba subsp. brandegeeae Belinda Lo; Jade Paget-Seekins 2011-6-11 s.n. Placer One mile as the crow flies northwest of Pennsylvania Point in the Ralston area of the Eldorado National Forest, between roads 14N25 and 14N25KA. 755 Comment
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May 6 2013
  UCR218115  Clarkia biloba subsp. brandegeeae George K. Helmkamp, E. A. Helmkamp 2010-6-26 16379 Placer Sierra Nevada Mountains Foothills, junction of Canyon Way and Yankee Jim's Road, east of I-80 between Weimar and Colfax 616 Comment
  UC2046128  Clarkia cylindrica subsp. cylindrica Neal Kramer 2015-6-12 2147 Placer Rincon Canyon, Eldorado NF Comment
  UCD104056  Clarkia dudleyana C. Condit 1933-7-15 s.n. Placer County Unknown: Grant's Park. Comment
  UC725935  Clarkia purpurea A. A. Heller 1941-5-10 16121 Placer 1 mi n Lincoln (along U. S. Highway #99E) Comment
  UCD34164  Clarkia purpurea Beecher Crampton 1977-6-11 9501 Placer 3.5 miles N.E. of Auburn, Dry Creek road just east of Elder's Corners. Comment
  UCD71255  Clarkia purpurea Cathleen Chapton 1983-5-28 35 Placer American River Canyon. 213 Comment
  CAS-BOT-BC162496  Clarkia purpurea subsp. purpurea Alice Eastwood 1921-5-22 10593 a Placer Sacramento Valley, between Lincoln & Sheridan Comment
  UCD105054  Clarkia unguiculata G. K. Helmkamp; E. A. Helmkamp 2006-6-14 10710 Placer Northern Sierra Nevada Mountains foothills. 0.2 mile N of the Forest Hill Road on unnamed road to Lake Clementine (general area NE of Auburn on Forest Hill Divide). 487 Comment
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May 6 2016
  CAS-BOT-BC165427  Clarkia unguiculata G. P. Rixford 1914-6-22 s.n. Placer Loomis 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
  CAS-BOT-BC233843  Claytonia parviflora subsp. parviflora Francis D. Patterson 1921-4-1 s.n. Placer Dutch Flat Comment
  UCR237458  Claytonia perfoliata subsp. mexicana George K. Helmkamp, E. A. Helmkamp 2012-2-23 18578 Placer Eastern edge Sacramento Valley, Newcastle, along CA-193 (Newcastle Hwy), 0.1 mile southeast of its junction with Langs Hill Road, west of the junction with I-80, SW of Auburn 279 Comment
  CAS-BOT-BC443632  Claytonia perfoliata subsp. perfoliata John Thomas Howell; Gordon H. True 1972-3-17 7075 Placer Just south of Auburn Ravine, 1 1/2 miles west of Lincoln 48 Comment
  RSA22507  Clematis lasiantha Annetta Carter 1937-4-25 1249 Placer Between Folsom and Auburn, 6.5 miles SE of Loomis. 152 Comment
  UC1540470  Clematis lasiantha Annetta Carter 1937-4-25 1248 Placer 6 1/2 mi. s.e. Loomis (between Folsom and Auburn) 152 Comment
  UC588156  Clematis lasiantha Annetta Carter 1937-4-25 1249 Placer 6 1/2 mi. s.e. Loomis (between Folsom and Auburn) 152 Comment
  SD241187  Collinsia heterophylla George K. Helmkamp, E. A. Helmkamp 2010-4-17 15897 Placer Sierra Nevada Mountains Foothills: Rattlesnake Bar Road, 8.3 miles southwest of its junction with CA-49 near Pilot Hill (Pilot Hill 7.5'Q) 308 Comment
  JEPS71696  Collinsia parviflora Gladys L. Smith 1972-6-20 3265 Placer Ward Peak summit; Sherwood Forest 2590 Comment
  POM49315  Collinsia parviflora Marcus E. Jones 1882-6-27 3293 Placer Emigrant Gap. Comment
  RSA0117249  Collinsia parviflora Peter H. Raven 1958-6-14 13212 Placer West side of Donner Pass 2165 Comment
  RSA481908  Collinsia sparsiflora var. collina Aaron Liston 1988-3-14 696 -1 Placer 3.5 miles N of Auburn; Dry Creek Road. 450 Comment
  UC147574  Collinsia torreyi var. torreyi Harriet A. Walker 1908-6-23 1238 Placer Blue Canyon 1432 Comment
  UC885529  Collinsia torreyi var. wrightii Alice Eastwood Jun 15 1912-Jun 19 1912 431 Placer Lake Tahoe Region Comment
  UCR194957  Collomia heterophylla George K. Helmkamp, E. A. Helmkamp 2007-5-18 12035 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road near the crossing of the North Fork of the West Fork of the American River; 9.5 miles southeast of Foresthill 439 Comment
  RSA262365  Collomia heterophylla J. M. Tucker 1975-5-24 4351 Placer ca. 100 yards east of junction of Spring Garden Road with Auburn-Foresthill Road (or 3.7 miles west of Foresthill) 762 Comment
  UCD43104  Collomia linearis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-19 472 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  JEPS71313  Collomia linearis Gladys L. Smith 1972-6-18 3149 Placer open meadow Alpine Meadows 2072 Comment
  JEPS127488  Convolvulus arvensis Steve Matson 2002-7-9 475 Placer nSNH: Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; north of Highway 267, along dirt road east of Martis Creek. Comment
  JEPS126422  Conyza canadensis Steve Matson 2003-9-7 960 Placer Tahoe north shore; Snow Creek Watershed, Tahoe Vista/Kings Beach; on pond at mouth of West Fork Snow Creek near Highway 28. Comment
  SBBG58846  Corallorhiza maculata M. N. Ackley -Jun-1925 683 Placer Towle 1127 Comment
  JEPS60484  Cordylanthus pilosus subsp. hansenii T. I. Chuang and L. R. Heckard 1969-8-20 6733 Placer n side of city limit Auburn (on Hwy 49) Comment
  UCD123119  Cordylanthus tenuis P. Rodriguez-Rojo; D. Sanchez-Mata 1997-8-8 Placer Tahoe National Forest. Todd Valley-Forest Hill. Forest Hill Rd. 850 Comment
  OBI9584  Cordylanthus tenuis subsp. tenuis Robert F. Hoover 1967-9-5 10828 Placer Carnelian Bay, Lake Tahoe Comment
  RSA756853  Cordylanthus tenuis subsp. tenuis George K. Helmkamp, E. A. Helmkamp 2009-7-16 15203 Placer Foresthill Road, 20.3 miles northeast of the city of Foresthill. 1704 Comment
  SEINET1907214  Cordylanthus tenuis subsp. tenuis G. K. Helmkamp, E. A. Helmkamp 2006-1 11212 Placer Northern Sierra Nevada Mtns foothills: along Forest Hill Rd., 8.7 miles northeast of Forest Hill. 1311 Comment
  SEINET3246122  Cordylanthus tenuis subsp. tenuis G. K. Helmkamp, E. A. Helmkamp 2007-1 12629 Placer Northern Sierra Nevada Mountains: Southeast end of Cisco Grove; along local road just before it passes under Interstate-80. 1743 Comment
  UCR241762  Cordylanthus tenuis subsp. tenuis George K. Helmkamp, Mary Alice Barnes, E. A. Helmkamp 2012-9-8 19799 Placer Northern Sierra Nevada Mountains, along Forest Hill Road at junction with Hidden Treasure Road, c. 0.4 mile NE of Sugar Pine Road 1384 Comment
  RSA16972  Cordylanthus tenuis subsp. tenuis R. S. Woglum 1934-08 s.n. Placer Lake Tahoe. [Placer or El Dorado County] Comment
  CHSC91627  Cornus nuttallii M. I. Wibawa; G. F. Hrusa, J. Glazner 2002-5-22 227 Placer Forest Hill Divide. Hughes Mill, along Finning Mill Rd, +- 3 mi N of Forest Hill Rd, +- 3 mi E of Forest Hill. UTM: 10S, 4329930 N, 0691823 E. 1066 Comment
  SBBG5320  Cornus nuttallii J. A. Riegel 1954-5-22 48 Placer 5 mi S of Iowa Hill 1371 Comment
  UC484021  Cornus sericea subsp. sericea Carl B. Wolf 1930-10-10 Placer 1 mi. e. Cisco; Sierra Nevada 1828 Comment
  UCD117335  Cornus sericea subsp. sericea G. K. Helmkamp; E. A. Helmkamp 2007-7-27 12632 Placer Northern Sierra Nevada Mountains: Southeast end of Cisco Grove; along local road just before it passes under Interstate-80. 1744 Comment
  UCR189635  Cornus sericea subsp. sericea George K. Helmkamp, E. A. Helmkamp 2007-7-27 12632 Placer Northern Sierra Nevada Mountains, Southeast end of Cisco Grove; along local road just before it passes under Interstate-80 1744 Comment
  JEPS50178  Cornus sessilis Elizabeth Price 1932-4-10 Placer Dutch Flat Comment
  UCR146867  Cornus sessilis Beecher Crampton 1973-10-2 9020 Placer Sierra Nevada Mountains, Baxter along Canyon Creek 1220 Comment
  CDA36989  Crassula connata CDFA Staff 1998-4-22 s.n. Placer Dry Creek. 0 Comment
  JEPS126425  Crepis intermedia Steve Matson 1997-7-19 76 Placer Tahoe north shore; Snow Creek Watershed, Tahoe Vista/Kings Beach; dirt road extension west from Tiger Ave. Comment
  JEPS86491  Crepis modocensis L. R. Heckard with J. Hickman and Alice Howard 1986-7-26 6572 Placer ca 5 mi e Donner Lake (e of Tinker Knob); Sherman Chickering's Soda Springs holdings 2621 Comment
  CAS-BOT-BC290733  Crepis occidentalis subsp. conjuncta Dr. A. Kellogg 1870-6-18 s.n. Placer Camp Yuba - Cisco Comment
  CDA15951  Cryptantha affinis G. F. Hrusa, J. Glazner 1999-7-17 15136 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  JEPS70803  Cryptantha humilis C. F. Sonne 1886-1 391 Placer between Truckee and Tahoe (mountains on Truckee River); Sierra Nevada, Truckee River Comment
  UC24714  Cryptantha intermedia V. Rattan 1860-1 11 Placer Placeville Comment
  UC1178526  Cryptantha simulans Malcolm A. Nobs 1950-9-24 Placer e slopes Squaw Peak 1828 Comment
  UCD22124  Cryptantha simulans Rex Palmer 1979-6-21 N 381 Placer Headwaters basin area of the North Fork of the American River Comment
  SEINET5777371 Image available Cryptogramma acrostichoides Marcus E. Jones 1882-1 Placer Emigrant Gap Comment
  JEPS73125  Cryptogramma acrostichoides Gladys L. Smith 1972-8-25 3434 Placer meadow below n cirque Granite Chief 2575 Comment
  UC399488  Cryptogramma acrostichoides Mrs. Carlotta C. Hall 1910-6-22 Placer n bank of Yuba River Cisco 1676 Comment
  UC879491  Cuscuta californica P. A. Lebenbauer 1934-7-8 Placer Cisco 2133 Comment
  SEINET7828098  Cuscuta californica L. R. Miller 1934-7-8 s.n. Placer Cisco. Comment
  UCD126487  Cymopterus terebinthinus var. californicus Rex Palmer 1979-6-21 N 418 Placer Headwaters basin area of the North Fork of the American River Comment
  UC193936  Cynoglossum grande C. F. Sonne May 1891 Placer woods below Auburn Comment
  RSA537487  Cynoglossum grande Barbara Ertter, David M. Thompson 1989-4-9 8176 Placer Shirttail Canyon Road 2.4 miles from Dipper Road, ca 5 air miles NW of Foresthill. 610 Comment
  SEINET12568146  Cynoglossum grande F. Brunetti 1962-3-17 s.n. Placer Above North Fork of American River, 2 miles E of Auburn. 274 Comment
  UCR232622  Cynoglossum occidentale George K. Helmkamp, E. A. Helmkamp 2010-7-28 16636 Placer Northern Sierra Nevada Mountains, Forest Route 10 (Sugar Pine Rd.), 0.8 mile north of its junction with Forest Hill Road, 8.2 miles NE (34 deg. ) of Foresthill 1311 Comment
  CDA1947  Cynosurus echinatus J. H. Wilson 1963-6-13 Placer Old Hwy 40, east limits of Auburn. 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
  UCR250045  Cynosurus echinatus George K. Helmkamp, Mary Alice Barnes 2013-5-3 20478 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
  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
  UCR253809  Cyperus eragrostis George K. Helmkamp, Elizabeth Helmkamp 2012-10-30 20106 Placer Sacramento Valley, north of William Lane on an unnamed levee road to Markham Ravine 35 Comment
  UC399282  Cystopteris fragilis Mrs. Carlotta C. Hall June 1910 Placer Cisco Comment
  SEINET6627867  Cystopteris fragilis M. J. Williams 1970-6-23 s.n. Placer [Sierra Nevada] Near Cisco Grove 1722 Comment
  POM364994  Dactylis glomerata L. S. Rose 1944-7-12 44092 Placer Chambers Lodge, Lake Tahoe 1921 Comment
  SACT000866  Dactylis glomerata Michael Baad 1977-6-2 Placer Descending from the south of the trail. Riparian area adjacent to North Fork of American River. 853.0 Comment
  SACT000872  Dactylis glomerata D. Meyer 1983-8-20 Placer Moist roadside meadow some revegetation following residential construction. 2000.0 Comment
  SACT000874  Dactylis glomerata D. Meyer 1984-5-6 Placer On Garden Bar Road, riparian habitat. 182.0 Comment
  RSA0115050  Danthonia californica Lyman Benson 1942-7-2 11247 Placer Highway junction 1 mile west of Truckee. Mt. Range: Sierra Nevada. 1828 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
  UCD32806  Danthonia unispicata Beecher Crampton 1964-7-21 7116 Placer Placer County, 1/2 mile W.N.W. of Cisco Grove, US Hwy. 40. Comment
  UCD22691  Darlingtonia californica Teresa Do 1990-5-19 2 Placer Butterfly Valley. 1112 Comment
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Aug 14 2012
  UCR194705  Daucus carota George K. Helmkamp, E. A. Helmkamp 2007-10-28 13104 Placer Sacramento Valley, along Nicolaus Road 5.8 miles west of Lincoln 27 Comment
  SCFS1108  Delphinium Unknown 2013-5-19 Placer 0.3 mi E.Heath Falls overlook, on trail. Comment
  SDSU10034  Delphinium depauperatum D. F. Howe 1971-7-2 4763 Placer Hillside by Truckee River. 8.0 miles south of Truckee. 1829 Comment
  CAS-BOT-BC8860  Delphinium glaucum Charles Frederick Sonne 1896-8-16 s.n. Placer Canyon near Truckee Comment
  UCD80699  Delphinium gracilentum CNPS SN Foothill Team 2005-4-26 SNFN 0182 b Placer CDPR, Auburn State Recreation Area, about a half kilometer north of Robie Point. 272 Comment
  JEPS23624  Delphinium gracilentum L. S. Smith 1925-6-3 1619 Placer below Yankee Jims, Forest Hill Divide 1676 Comment
  CHSC24727  Delphinium patens subsp. patens T. C. English 1976-4-18 37 Placer N. Fork American River, 100 yds. S. Hwy 49 1 mi. E. Auburn City Limits. Comment
  JEPS23358  Delphinium variegatum R. E. Arp 1932-4-18 5 Placer Roseville Comment
  SEINET268904  Delphinium variegatum K. L. Chambers, C. L. Carlbom 1962-4-22 2128 Placer Hwy. 65 between Roseville and Lincoln 1.4 mi north of the railroad overpass north of Roseville. Comment
  SFV11643  Delphinium variegatum subsp. variegatum M. L. Vincent 1965-4-16 645 Placer 4 miles south of Marysville. Comment
  RSA43808  Delphinium variegatum subsp. variegatum D. F. Howe 1948-5-21 s.n. Placer [Unspecified] 457 Comment
  UCD19843  Dendromecon rigida C. H. Lamoureux; M. Ingle and J. Major 1956-5-19 1091 Placer 15 miles east of Auburn on Hwy 40. Comment
  UCD95207  Dendromecon rigida C. H. Lamoureux 1956-5-19 1091 Placer 15 miles east of Auburn on Hwy 40. Comment
  UCD61224  Deschampsia cespitosa August L. Hormay 1932-7-8 Placer W side of Lake Tahoe, 6 miles S of Tahoe Tavern. Comment
  CAS-BOT-BC192430  Deschampsia cespitosa subsp. cespitosa Catherine Best 1981-8-1 s.n. Placer Big Meadow, about 3 miles south of French Meadows 1600 Comment
  CAS-BOT-BC198146  Deschampsia danthonioides L. R. Abrams 1935-4-20 13684 Placer Roseville, Sacramento Valley Comment
  POM114869  Deschampsia danthonioides Marcus E. Jones 1882-6-28 s.n. Placer Emigrant Gap. Comment
  UCR120499  Deschampsia danthonioides George K. Helmkamp, E. A. Helmkamp, A. Kerchner 1999-6-29 5030 Placer Northern Sierra Nevada Range, N of Hwy I-80 at west exit to Donner Lake; opening to Negro Canyon 2134 Comment
  SACT000937  Deschampsia elongata Michael Baad 1983-9-3 Placer From Sprite Inn to Western slope of Mount Judah near summit 2286.0 Comment
  SACT000939  Deschampsia elongata 1984-6-23 Placer 9.76 km from I80 Frontage Rd, moist shday roadside ditch, oak pine, manzanita associated. 978.0 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
  SACT000958  Deschampsia elongata D. Meyer 1984-6-10 Placer 436.0 Comment
  UC1729992  Deschampsia elongata L. P. Janeway, Eric Schroder 1998-9-16 6339 Placer about 2.2 mi sw of Lake Tahoe (small meadow on n side of the creek about half way between Buck Lake and McKinney Creek, Homewood Quadrangle); Homewood Quadrangle 2124 Comment
  CDA24609  Dicentra formosa G. M. Cole 1928-5-2 Placer Near Auburn. 0 Comment
  UCD95498  Dicentra formosa Eric Brenner; John Hunter 1996-5-26 020 Placer Tahoe National Forest. Mosquito Ridge Road. 1080 Comment
  UCR208609  Dicentra formosa George K. Helmkamp, E. A. Helmkamp 2009-5-11 14664 Placer Sierra Nevada Mountains Foothills, Michigan Bluff Road, 0.8 mile south of its junction with Foresthill Road, NE of the city of Foresthill 1159 Comment
  SEINET5340464  Dicentra formosa B. M. Cunningham 1960-4-17 s.n. Placer Monte Viste Inn 1372 Comment
  UCD23417  Dicentra formosa Toni Grant 1977-5-28 31 Placer Purple flowers, low herbaceous plants in groups, partial shade. Pine forest. 0.65 miles SE of Auburn Foresthill Rd. on Mosquito Ridge Rd. Intersection is 20 miles NE of Auburn Foresthill Bridge. Comment
  CAS-BOT-BC402453  Dicentra formosa subsp. formosa A. A. Heller 1917-6-19 12732 Placer Emigrant Gap 1615 Comment
  UCD139197  Dichelostemma capitatum subsp. capitatum Craig P. Martz 1982-3-26 38 Placer west side of Sierra College Blvd., 1.1 miles south of English Colony Rd. intersection. 170 Comment
  RSA333559  Dichelostemma capitatum subsp. capitatum Craig Martz, Richard F. Sannar 1982-3-26 38 Placer W side of Sierra College Blvd, 1.1 mile S of English Colony Road intersection. 560 Comment
  SEINET8472367  Dichelostemma capitatum subsp. capitatum Killinger 1962-3-17 s.n. Placer North Fork American River, 3 miles E of Auburn. 366 Comment
  POM109908  Dichelostemma multiflorum Marcus E. Jones 1882-6-29 s.n. Placer Emigrant Gap. Comment
  UC147599  Dichelostemma multiflorum Harriet A. Walker 1908-6-24 1276 Placer Blue Canyon 1432 Comment
  UCR173260  Dichelostemma volubile George K. Helmkamp, Elizabeth Helmkamp 2006-5-13 10456 Placer Northern Sierra Nevada Foothills, c. 4 air mi. NE of Auburn, along an unnamed road to Lake Clementine, 1.2 mi. N of Forest Hill Road 422 Comment
  SBBG115821  Digitaria ischaemum B. Crampton 1965-9-13 7498 Placer Gold Run, Interstate 80 975 Comment
  UCD64110  Digitaria sanguinalis Beecher Crampton 1965-9-13 7495 Placer Gold Run, Interstate Hwy. 80. 975 Comment
  SD237617  Diplacus aurantiacus G. K. Helmkamp, E. A. Helmkamp 2010-4-23 15931 Placer Sierra Nevada Mountains Foothills: Salmon Falls Road at the Salmon Falls crossing of the American River (Pilot 7.5'Q) 156 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
  CHSC40948  Diplacus kelloggii J. D. Jokerst 1984-6-20 2061 A Placer North of the Rubicon River and east of Big Grizzly Cr. where it turns to south and meets the Rubicon. 792 Comment
  CAS-BOT-BC153329  Diplacus layneae Emily K. Mcpherson 1976-9-19 76 - 28 - 9 Placer One mile east of Talbot Campground. Mid Fork of American River 1767 Comment
  CAS-BOT-BC151674  Diplacus torreyi Mrs. Marian Campbell 1920-6-28 s.n. Placer Summit Comment
  CAS-BOT-BC151676  Diplacus torreyi Belle R. Jackson 1927-6-1 s.n. Placer Dutch Flat Comment
  SBBG25479  Diplacus torreyi C. B. Hardham 1961-6-14 7356 Placer Baxter, US Hwy 40 1066 Comment
  SD237620  Diplacus torreyi G. K. Helmkamp, E. A. Helmkamp 2009-7-16 15196 Placer Sierra Nevada Mountains: Foresthill Road, 20.3 miles northeast of the city of Foresthill (Duncan Peak 7.5'Q) 1704 Comment
  SEINET14196675  Diplacus torreyi L. R. Miller 1934-7-8 s.n. Placer Cisco. Comment
  SEINET192850  Diplacus torreyi Lewis S. Rose 1941-1 41305 Placer Chamber's Lodge (McKinney), Lake Tahoe 1920 Comment
  CHSC67854  Diplacus tricolor James D. Jokerst 1986-3-19 2598 Placer Johnson Ranch ca. 250 m N of Douglas Blvd. and E of access roads to residents to the north. Comment
  UCD64336  Distichlis spicata Beecher Crampton 1956-7-17 3721 Placer Blue Canyon. 1432 Comment
  UCD75774  Dodecatheon alpinum Ellen Dean; M. Bibbo, J. Poloske, M. Starbuck 2008-7-20 5248 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
  SEINET8553080  Dodecatheon alpinum Trevitt 1932-7-5 s.n. Placer Tahoe Vista. Comment
  SEINET8561467  Dodecatheon clevelandii subsp. patulum A. Beninghoff 1930-3-18 2586 Placer 5 miles E of Lincoln. 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
  SEINET8561821  Dodecatheon hendersonii C. Bell 1962-3-17 46 Placer 2 miles E of Auburn above North Fork American River. 244 Comment
  RSA389176  Downingia bicornuta C. B. Wolf 1937-5-12 8623 Placer Sacramento Valley, 1 mi N of Lincoln 46 Comment
  SBBG29783  Downingia bicornuta L. Constance 1941-5-28 2823 Placer 2 mi N of Lincoln 60 Comment
  JEPS43776  Downingia ornatissima var. ornatissima Lynn Gould 1962-4-17 54 Placer 6 mi w Roseville (on P.F.E. Road) Comment
  RSA0047105  Draperia systyla George K. Helmkamp, E. A. Helmkamp 2009-7-16 15192 Placer Foresthill Road, 20.3 miles northeast of the city of Foresthill. 1704 Comment
  SD247443  Draperia systyla George K. Helmkamp, E. A. Helmkamp 2012-6-19 19250 Placer Northern Sierra Nevada Mountains: Robinson's Flat, 27 miles east of Forest Hill at the end of Forest Hill Road (Duncan Peak 7.5'Q) 2040 Comment
  UCR209741  Draperia systyla George K. Helmkamp, E. A. Helmkamp 2009-8-12 15426 Placer Sierra Nevada Mountains, Forest Hill Road, 20.5 miles northeast of the city of Foresthill 1662 Comment
  SEINET7249205  Draperia systyla George K. Helmkamp, E. A. Helmkamp 2012-1 Placer Comment
  UC147644  Drymocallis glandulosa var. glandulosa Harriet A. Walker 1908-6-23 1206 Placer Blue Canyon 1432 Comment
  UC66117  Drymocallis hansenii P. B. Kennedy 1901-8-18 417 Placer 7 mi from French Meadows; 7 mi from French Meadows Comment
  UC70337  Drymocallis lactea C. J. Fox Jr. July, 1895 Placer Deer Park Inn Comment
  CAS-BOT-BC157895  Drymocallis lactea var. lactea Geo. B. Grant 1906-7-15 7000 Placer Tahoe Tavern, Lake Tahoe Comment
  CAS-BOT-BC157897  Drymocallis lactea var. lactea John H. Thomas; Hazelle A. Thomas 1956-7-21 6113 Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento 2377 Comment
  SD62102  Dudleya cymosa Darley F. Howe 1965-5-21 116 Placer Mouth of canyon on south side of north fork of American River below Forest Hill. Comment
  UCR173261  Dudleya cymosa subsp. cymosa George K. Helmkamp, Elizabeth Helmkamp 2006-5-13 10424 Placer Northern Sierra Nevada foothills, 2.1 mi south of Auburn along Calif. Hwy 49 293 Comment
  CAS-BOT-BC113793  Dulichium arundinaceum George Ledyard Stebbins 1969-7-20 6946 Placer Sailor Meadow, S of North Fork, American River. Comment
  SACT001038  Echinochloa crus-galli var. zelayensis Josephine Van Ess 1976-7-8 Placer Collected .25 miles north of Roseville Waterworks. Moist ditch. Comment
  CAS-BOT-BC113434  Eleocharis bella Marcus E. Jones 1882-6-29 2905 Placer Emigrant Gap Comment
  UCD44712  Eleocharis macrostachya C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 2078 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  CAS-BOT-BC197351  Elymus W. R. Dudley 1900-6-28 s.n. Placer Near Tallac Comment
  SACT001059  Elymus caput-medusae Josephine Van Ess 1975-5-23 Placer Grassy slope ot base of Volcano Hill in pasture. 915.0 Comment
  SACT001061  Elymus caput-medusae D. Meyer 1983-7-16 Placer 1212.0 Comment
  UCR257596  Elymus caput-medusae George K. Helmkamp, Amy Barnes 2014-3-21 22645 Placer Sacramento Valley, Sheridan, Riosa Road at the west side of its junction with old CA-65 33 Comment
  CAS-BOT-BC227590  Elymus elymoides Catherine Best 1981-8-1 s.n. Placer Big Meadow, about 3 miles south of French Meadows 1600 Comment
  CDA31720  Elymus elymoides A. A. Beetle 1941-5-25 2688 Placer 10 miles west of Colfax Comment
  SACT001073  Elymus elymoides subsp. californicus James Grove 1977-7-15 Placer 2000.0 Comment
  UC1132961  Elymus elymoides subsp. elymoides B. Bolt 1934-7-17 139 Placer 1/2 mi nw Sun Flower Hill (on Plot No. 215); Tahoe National Forest, Truckee Quadrangle Comment
  SACT001076  Elymus glaucus D. Meyer 1983-6-5 Placer Roadside ditch. 829.056 Comment
  SACT001088  Elymus glaucus D. Meyer 1984-6-17 Placer 667.0 Comment
  SD81191  Elymus glaucus Darley F. Howe 1971-6-29 Placer 1.4 miles East of Forest Hill 1096 Comment
  UC1131688  Elymus glaucus B. Bolt 1934-8-14 174 Placer Red Star Ridge Tahoe National Forest, Truckee Quadrangle (e slope) Comment
  UCD43242  Elymus glaucus subsp. glaucus C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-13 611 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  UCR240900  Elymus glaucus subsp. glaucus George K. Helmkamp, E. A. Helmkamp 2012-6-19 19213 Placer Northern Sierra Nevada Mountains Foothills, Foresthill Road, 2.6 miles east of its junction with Mosquito Ridge Road in Forest Hill 1052 Comment
  SACT001143  Elymus glaucus subsp. jepsonii D. Meyer 1984-8-4 Placer 9.6 km north of Hell Hole overlooking French Meadows. 1879.0 Comment
  UCR249598  Elymus glaucus var. glaucus George K. Helmkamp, Elizabeth Helmkamp 2013-6-11 20820 Placer Northern Sierra Nevada Mountains Foothills, Yankee Jim's Road, 3.6 miles northwest of its junction with Forest Hill Road 768 Comment
  UC1133038  Elymus multisetus N. French 1933-5-5 83 Placer N. Fork American River Sacramento Quadrangle Comment
  UCD62418  Elymus multisetus Beecher Crampton 1955-7-13 3004 Placer Along US Hwy. 40, 3.5 miles east of Baxter. 1432 Comment
  UCD62604  Elymus stebbinsii subsp. septentrionalis Beecher Crampton 1955-6-15 2908 Placer Yankee Jims. Comment
  CHSC68068  Elymus trachycaulus subsp. subsecundus James D. Jokerst 1986-7-12 2687 Placer Trial from The Cedars, high Sierra Nevada SW of Donner Lake, on N side of river. Comment
  UCD150584  Epilobium James A. Neilson Jr. 1971-8-31 2586 Placer Tahoe Basin, South fork of Blackwood Creek. 2438 Comment
  CAS-BOT-BC171702  Epilobium canum subsp. latifolium Lowell Ahart 1966-8-12 s.n. Placer Near French Meadows, Sierra Nevada 1676 Comment
  CAS-BOT-BC171971  Epilobium canum subsp. latifolium Peter H. Raven 1956-8-4 10002 Placer Dirt road north of Emigrant Gap, Sierra Nevada 1493 Comment
  SEINET12861983  Epilobium canum subsp. latifolium P. B. Kennedy 1901-1 278 Placer [Sierra Nevada] Summit of range between Devil's Cliff and Tinker's Knob. Comment
  CHSC72876  Epilobium ciliatum subsp. ciliatum L. P. Janeway; Eric Schroder, Katherine Murrell, Marcus Yee 1998-7-15 5759 Placer Lake Tahoe Basin Management Unit. North side of Blackwood Creek, 1.7 mi west of Lake Tahoe. Meadow complex. 1938 Comment
  CHSC73965  Epilobium ciliatum subsp. ciliatum Susi Urie 1998-8-25 98 -090 Placer Lake Tahoe Basin--National Forest. About 0.2 mi north of Lake Tahoe; meadow complex between Kings Beach and Tahoe Vista. 1901 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
  UCD22092  Epilobium ciliatum subsp. ciliatum Rex Palmer 1979-7-9 N 437 Placer Headwaters basin area of the North Fork of the American River. Comment
  CHSC74107  Epilobium ciliatum subsp. glandulosum Susi Urie 1998-8-13 98 -030 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
  RSA123118  Epilobium ciliatum subsp. glandulosum H. S. Yates 1936-8-9 5989 Placer 2 miles southwest of Martis Peak. 2287 Comment
  UC572238  Epilobium ciliatum subsp. glandulosum H. S. Yates 1936-8-9 5989 Placer 2 mi sw Martis Peak; Tahoe National Forest, Truckee Quadrangle 2286 Comment
  CDA19541  Epilobium minutum M. I. Wibawa, G. F. Hrusa, J. Glazner 2002-5-22 213 Placer Forest Hill Divide; Hughes Mill, along Finning Mill Rd, ~ 3 mi N of Forest Hill Rd, ~ 3 mi E of Forest Hill. 1066 Comment
  UCR178681  Epilobium obcordatum Rex Palmer 1979-7-25 N- 671 Placer Sierra Nevada Mtns., Headwaters Basin Region of the North Fork of the American River [vicinity of The Cedars, NW of Squaw Valley, south of Norden] 2134 Comment
  UCD150700  Epilobium oregonense James A. Neilson Jr. 1970-8-26 1822 Placer Tahoe Basin, Ward Creek, plot 18. Comment
  UCR257629  Epilobium pallidum George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19535 Placer Northern Sierra Nevada Mountains, Sugar Bowl Road, 0.4 mile south of its junction with Donner Pass Road, just west of Lake Mary 2136 Comment
  UCD162941  Epilobium saximontanum C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 2058 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  UCD80278  Equisetum arvense CNPS SN Foothill Team 2005-4-13 SNFN 0107 a Placer Placer Legacy, Didion Ranch, east of Spear's Ranch, on the north bank of Coon Creek, approximately 500 meters west of the east boundary of the study area. 143 Comment
  UCR171400  Equisetum arvense George K. Helmkamp, E. A. Helmkamp 2005-9-30 9965 Placer Northern Sierra Nevada Mtns., c. 3.5 mi NW of Lake Tahoe; Along the Truckee River and Calif. Highway 89, 0.1 mi N of Alpine Meadows Road 1902 Comment
  SBBG192  Equisetum hyemale E. R. Blakley 1960-9-3 3821 Placer Kings Beach, Lake Tahoe 1905 Comment
  MACF015287  Equisetum hyemale subsp. affine F. A. MacFadden 1933-7-11 0975 Placer Canyon Creek, Monte Vista dun. Placer Co., California Comment
  CHSC74178  Equisetum laevigatum Susi Urie 1998-9-2 98 -214 Placer Below Hwy 28, between the highway and Lake Forest Road; about 0.2 mi noth of Lake Tahoe. 1908 Comment
  RSA727531  Eragrostis L. Ahart 2007-11-13 14599 Placer On the west side of Camp Far West Road, at the north edge of the town of Sheridan. 35 Comment
  UCD64183  Eragrostis pectinacea Beecher Crampton 1967-7-26 8162 Placer 2.5 miles SW of Applegate, Interstate Hwy. 80, junction of Meadow Vista Road. 487 Comment
  CAS-BOT-BC284068  Eragrostis pectinacea var. pectinacea Catherine Best 1984-8-11 1035 Placer South campground, Camp Far West Reservoir, Sierra Nevada 91 Comment
  UCR258193  Eragrostis pectinacea var. pectinacea George K. Helmkamp, Elizabeth Helmkamp 2012-10-16 20043 Placer Sierra Nevada Mountains Foothills, city of North Auburn, corner of Locksley Lane and CA-49 384 Comment
  CAS-BOT-BC481928  Eremogone congesta var. congesta Clare B. Hardham 1978-8-11 21767 Placer SE of Thompson Peak Comment
  CAS-BOT-BC174293  Eremogone congesta var. suffrutescens G. L. Stebbins 1970-7-19 7069 Placer Along ridge southwest of Duncan Peak Lookout 2011 Comment
  JEPS126377  Eremogone kingii var. glabrescens Steve Matson 2004-8-1 1077 Placer Tahoe Basin west shore; Blackwood Canyon; 1/2 mile SE of Barker Pass. Comment
  UCD75749  Eremogone kingii var. glabrescens Ellen Dean, M. Starbuck,; K. Mawdsley, G. Harrington, M. Bibbo, J. Poloske 2008-7-20 5215 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, ridge between Southern Pacific RR tracks and railroad tunnel to the west of Lakeview Canyon, ridge to the southwest of disturbed off-road vehicle area. 2270 Comment
  CAS-BOT-BC286644  Ericameria bloomeri Lewis S. Rose 1937-7-30 37619 Placer 3 mi. S. of Truckee 1828 Comment
  UCD21708  Ericameria nauseosa Beth Lowe Corbin 1982-8-24 413 Placer 2 1/4 miles south of The Cedars. In rocky, fine sandy soil. Open subalpine talus slope on ridgetop in Red Fir forest. Rounded shrub 1 1/2' high. Flowers yellow. Foliage aromatic. Full sun. SW facing slope, 30% incline. Occasional. 2179 Comment
  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
  UCD21716  Erigeron Rex Palmer 1979-6-9 N 164 Placer Headwaters basin area of the North Fork of the American River. 2255 Comment
  OBI20158  Erigeron aliceae David J. Keil 1978-7-23 12925 Placer Cisco Grove exit from I-80, just E of Nevada Co line 1768 Comment
  UC187930  Erigeron barbellulatus C. F. Sonne 1888-7-29 Placer Wards Peak Comment
  CAS-BOT-BC296762  Erigeron coulteri A. A. Heller 1917-8-13 12879 Placer Summit Valley 2118 Comment
  CHSC73652  Erigeron coulteri L. P. Janeway; Eric Schroder 1998-9-16 6332 Placer Lake Tahoe Basin--National Forest. Meadow on north side of the creek about half way between Buck Lake and McKinney Creek; about 2.2 mi southwest of Lake Tahoe. 2124 Comment
  UC1191221  Erigeron coulteri Herbert L. Mason 1939-8-3 12204 Placer n of Lake Tahoe (Squaw Creek Valley); Squaw Creek Valley 1889 Comment
  CAS-BOT-BC300670  Erigeron foliosus var. hartwegii H. M. Hall 1916-6-4 10154 Placer Bear River at Gautier Bridge, northern Placer County, on the westerly slope of the Sierra Nevada 400 Comment
  UC198969  Erigeron foliosus var. hartwegii H. M. Hall 1916-6-4 10154 Placer at Gautier Bridge (Bear River, on the w slope of the Sierra Nevada, n Placer County); Sierra Nevada, Bear River 400 Comment
  CAS-BOT-BC300819  Erigeron glacialis var. glacialis H. M. Hall 1910-6-11 8754 Placer Sierra Nevada Mountains. Near Cisco 1859 Comment
  CAS-BOT-BC300820  Erigeron glacialis var. glacialis A. A. Heller 1917-8-13 12878 Placer Summit Valley 2118 Comment
  UC201304  Erigeron glacialis var. glacialis A. A. Heller 1917-8-13 12916 Placer ridge nw Donner Pass 2377 Comment
  SJSU6632  Erigeron glacialis var. glacialis H. T. Harvey 1958-8-19 Placer Sugar Bowl about 3 mi S of Donner Summit 2164 Comment
  CAS-BOT-BC295205  Erigeron inornatus A. A. Heller 1919-7-25 13289 Placer Near the Yuba River below Cisco 1676 Comment
  CAS-BOT-BC295207  Erigeron inornatus John Thomas Howell 1943-7-25 18811 Placer West side of Donner Pass near Norden 2133 Comment
  CDA12431  Erigeron inornatus G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8503 Placer Lake Tahoe; N side of upper Ward Valley, 4 mi SW of Tahoe City. Comment
  UCD33728  Erigeron inornatus Beecher Crampton 1972-7-26 8834 Placer Carpenter Flat east of Emigrant Gap. 1615 Comment
  CAS-BOT-BC295211  Erigeron inornatus Rimo Bacigalupi; Aldo Bacigalupi 1952-8-15 3921 Placer Along U. S. Highway No. 40, 3 miles east of Emigrant Gap 1676 Comment
  UCD132001  Erigeron inornatus var. inornatus G. K. Helmkamp; E. A. Helmkamp 2007-7-27 12628 Placer Northern Sierra Nevada Mountains: Southeast end of Cisco Grove; along local road just before it passes under Interstate-80. 1744 Comment
  UCR206674  Erigeron inornatus var. inornatus George K. Helmkamp, E. A. Helmkamp 2009-7-16 15194 Placer Sierra Nevada Mountains, Foresthill Road, 20.3 miles northeast of the city of Foresthill 1704 Comment
  CAS-BOT-BC295528  Erigeron miser G. L. Stebbins 1968-8-15 6857 Placer Devil's Peak, southwest of Soda Springs 2286 Comment
  RSA0089880  Erigeron miser Dean Wm. Taylor 2013-8-7 21396 Placer Coldstream Valley, headwaters of Cold Creek, draining the southeast flank of Mt. Judah. 2103 Comment
  SEINET8667717 Image available Erigeron miser M. J. Williams 1985-7-6 85- 63 -10 Placer Pacific Crest Trail between old and new Donner Summits. Sierra Nevada. Comment
  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
  UCD21887  Erigeron peregrinus Rex Palmer 1979-6-20 N 353 Placer Headwaters basin area of the North Fork of the American River Comment
  UCD43083  Erigeron peregrinus C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-19 451 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 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
  SDSU3951  Erigeron philadelphicus D. F. Howe 1948-5-23 1851 Placer American River. 305 Comment
  UC148994 Image available Erigeron reductus var. reductus H. M. Hall 1910-7-3 8741 NUL Placer near Cisco; Sierra Nevada Mountains, Yuba River; Yuba River near Cisco, Sierra Nevada Mts. 1706 Comment
  CAS-BOT-BC216229  Eriodictyon californicum Saichi Kawahara 1969-5-24 834 Placer Cape Horn, overlooking north fork of American River, Colfax-Iowa Hill Road between Dinner Tree and Windy Point 585 Comment
  JEPS14  Eriodictyon californicum W. H. Shockley June 1886 Placer Auburn Comment
  CAS-BOT-BC216228  Eriodictyon californicum Charles von Geldern 1912-5-1 s.n. Placer American River Comment
  UCD119308  Eriodictyon lobbii W. H. Johnson 1958-11-14 s.n. Placer U.S. Highway 40, near Blue Canyon. 1584 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
  CAS-BOT-BC259347  Eriogonum lobbii D. L. Smith; G. L. Stebbins 1976-7-3 C 7672 Placer Big Crater, on northwest side of Ralston Ridge 1280 Comment
  CAS-BOT-BC259350  Eriogonum lobbii John Thomas Howell 1943-7-26 18844 Placer Mt. Lincoln Comment
  CDA16814  Eriogonum lobbii G. F. Hrusa, J. Glazner 2001-7-15 15953 Placer Sierra Nevada; Crows Nest Pk. immed. W of Sugarbowl. 2377 Comment
  UC634591  Eriogonum luteolum var. pedunculatum H. L. Mason 1929-10-4 5454 Placer 2.4 mi below Weimar Comment
  CDA22618  Eriogonum marifolium Jim Jokerst 1986-7-13 2717 A Placer High Sierra Nevada; Trail from The Cedars, southwest of Donner Lake, stop along trail south of Middle Fork American River. Comment
  UCR207125  Eriogonum marifolium George K. Helmkamp, E. A. Helmkamp 2009-7-16 15222 Placer Sierra Nevada Mountains, Forest Hill Road, 26.1 miles northeast of the city of Foresthill, c. 3/4 mi. NW of Sailor Flat 2020 Comment
  CAS-BOT-BC263289  Eriogonum marifolium var. marifolium Alice Eastwood 1912-6-15 425 Placer Deer Park, Lake Tahoe Region Comment
  CAS-BOT-BC263290  Eriogonum marifolium var. marifolium Alice Eastwood 1909-1-1 258 Placer Lake Tahoe Region. Deer Park Comment
  SCFS1170  Eriogonum nudum E. Krimmel, Michael Hamilton 2013-8-1 Placer NFAm. Creekside at Chickering. Comment
  CAS-BOT-BC264812  Eriogonum nudum var. deductum Catherine Best 1981-8-1 s.n. Placer Big Meadow about 3 miles south of French Meadows, Sierra Nevada 1600 Comment
  POM165488  Eriogonum nudum var. deductum George B. Grant 1906-7-15 6935 Placer Lake Tahoe. Comment
  SEINET3405029 Image available Eriogonum nudum var. deductum Marcus E. Jones 1882-6-29 3469 Placer Emigrant Gap Comment
  UC66975  Eriogonum nudum var. deductum P. B. Kennedy and S. B. Doten 1901-8-7 255 Placer near Summit Comment
  CAS-BOT-BC261450  Eriogonum nudum var. nudum Mary P. Wells 1980-9-11 s.n. Placer West of Pioneer Way in forest, Tahoe City 1981 Comment
  CHSC45849  Eriogonum nudum var. nudum Lowell Ahart 1972-7-7 141 Placer On bare old gravel bars, near the Middle Fork of the American River, across the river from Ahart Camp, French Meadows. 1615 Comment
  RSA714092  Eriogonum nudum var. nudum George K. Helmkamp, E. A. Helmkamp 2005-10-1 9993 Placer Northern Sierra Nevada Mts.: NW of Lake Tahoe; Junction of Bear Creek Road and Big John Drive (ca. 2.2 miles west of CA Highway 89 and just south of Alpine Meadows Road) 2015 Comment
  UCR201517  Eriogonum nudum var. nudum George K. Helmkamp, E. A. Helmkamp 2008-8-20 14019 Placer Northern Sierra Nevada Mountains, Rainbow exit south from US-80 and east of Big Bend, adjacent to the South Yuba River 1811 Comment
  UCD100548  Eriogonum nudum var. oblongifolium G. K. Helmkamp; E. A. Helmkamp 2007-9-14 12960 Placer Northern Sierra Nevada Mountains. Along Mosquito Ridge Road 6 miles east of Foresthill. 610 Comment
  RSA0005090  Eriogonum ochrocephalum var. agnellum C. F. Sonne 1886-7-18 s.n. Placer Mt. Head of Squaw Valley Comment
  UC662514  Eriogonum spergulinum var. reddingianum L. S. Rose 1941-7-8 41290 Placer Chambers Lodge (McKinney) Lake Tahoe 1900 Comment
  CAS-BOT-BC269938  Eriogonum spergulinum var. reddingianum James L. Reveal 1971-6-23 2478 Placer Along Californis [California] Highway 89, about 2 miles south of Truckee at Granite Flat Camp Ground Comment
  CAS-BOT-BC205643  Eriogonum umbellatum James R. Shevock 1985-8-9 11335 Placer Western slope of the Northern Sierra Nevada. Tahoe National Forest, Granitie [Granite] Chief Wilderness. Along trail 16E10 in Picayune Valley 2200 Comment
  CAS-BOT-BC265157  Eriogonum umbellatum var. nevadense Charlotte Pyle 1978-8-9 s.n. Placer Silver Peak about 1.5 miles NW of Squaw Valley 2438 Comment
  CAS-BOT-BC262173  Eriogonum umbellatum var. torreyanum Charlotte Pyle 1978-8-9 s.n. Placer East side of Silver Peak about 1.5 miles northwest of Squaw Valley 2438 Comment
  UC191310  Eriogonum umbellatum var. torreyanum C. F. Sonne Aug. 1881 Placer near Tinker's Knob Comment
  UCD101502  Eriogonum umbellatum var. torreyanum Tamara Kan 1992-8-1 s.n. Placer on Mt. Disney, just inside boundary of Onion Creek Experimental Forest, at top of south east facing drainage. 2377 Comment
  UCD101503  Eriogonum umbellatum var. torreyanum Charlotte Pyle 1978-8-9 s.n. Placer east side of Silver Peak, about 1.5 miles northwest of Squaw Valley. 2346 Comment
  UC912775  Eriogonum ursinum Marcus E. Jones, A. M. Jun 1882 Placer Emigrant Gap Comment
  CAS-BOT-BC262235  Eriogonum ursinum A. Kellogg No date on label s.n. Placer Sierra Nevada Mts Comment
  CHSC67687  Eriogonum ursinum var. ursinum James D. Jokerst 1986-7-13 2713 Placer Trail from The Cedars, SW of Donner Lake, stop along trail S of Middle Fork American River. 1859 Comment
  UCR209740  Eriogonum ursinum var. ursinum George K. Helmkamp, E. A. Helmkamp 2009-8-12 15445 Placer Northern Sierra Nevada Mountains, Forest Hill Road, 26.1 miles northeast of the city of Foresthill 2020 Comment
  UCD34056  Eriogonum wrightii Beecher Crampton 1975-10-14 9329 Placer Placer County, Emigrant Gap area on Hwy. 80 just east of Vista Point. 1524 Comment
  CAS-BOT-BC301310  Eriophyllum lanatum var. croceum M. E. Jones 1882-6-30 s.n. Placer Emigrant Gap Comment
  SD237318  Eriophyllum lanatum var. croceum G. K. Helmkamp, Amy Barnes 2009-7-12 15185 Placer Sierra Nevada Mountains Foothills: along Foresthill Road 10.3 miles northeast of the town of Foresthill. 1370 Comment
  UCR209733  Eriophyllum lanatum var. croceum George K. Helmkamp, E. A. Helmkamp 2009-8-12 15422 Placer Sierra Nevada Mountains, Forest Hill Road, 20.5 miles northeast of the city of Foresthill 1662 Comment
  UCR231853  Eriophyllum lanatum var. croceum George K. Helmkamp, E. A. Helmkamp 2010-8-11 16767 Placer Northern Sierra Nevada Mountains Foothills, Finning Mill Road, 3.7 miles north of Forest Hill Road 1140 Comment
  UC1118243  Eriophyllum lanatum var. grandiflorum G. T. Nordstrom 1934-6-21 133 Placer 4 mi se Mammoth Springs (Plot #208); Tahoe National Forest, Colfax Quadrangle Comment
  UC201298  Eriophyllum lanatum var. grandiflorum A. A. Heller 1917-6-19 12745 Placer 4 mi e of Colfax Comment
  UC896358  Eriophyllum lanatum var. grandiflorum Alice Eastwood 1921-5-22 10582 Placer between Lincoln and Sheridan Comment
  UCD132209  Eriophyllum lanatum var. grandiflorum A. S. Crafts 1926-5-1 785 Placer American River Canyon. Comment
  CAS-BOT-BC301468  Eriophyllum lanatum var. integrifolium H. M. Hall 1910-7-10 8753 Placer Sierra Nevada Mountains. Cisco Butte 1950 Comment
  UC31786  Eriophyllum lanatum var. integrifolium C. J. Fox Jr. 1895-7-1 Placer near Squaw Peak Comment
  JEPS113114  Erodium brachycarpum Lowell Ahart, Brian Williams 2007-4-13 13649 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
  CHSC84565  Eryngium castrense John Dittes 2003-5-25 2003 -30 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
  RSA29007  Eryngium castrense Lincoln Constance 1941-5-28 2824 Placer 2 miles north of Lincoln, Sacramento Valley. 61 Comment
  SEINET9112080  Eryngium vaseyi var. castrense Unknown 1951-5-28 2824 Placer 2 miles north of Lincoln, Sacramento Valley 61 Comment
  CAS-BOT-BC54317  Erysimum capitatum Mary E. Jump 1939-5-29 s.n. Placer Bear Valley. Comment
  CAS-BOT-BC54318  Erysimum capitatum Mary E. Jump 1939-5-29 s.n. Placer Bear Valley. Comment
  SEINET3245753  Erysimum capitatum var. capitatum G. K. Helmkamp, E. A. Helmkamp 2009-1 15214 Placer Sierra Nevada Mountains: Forest Hill Road, 26.1 miles northeast of the city of Foresthill, c. 3/4 mi. NW of Sailor Flat (Duncan Peak 7.5') 2019 Comment
  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-BC55100  Erysimum perenne John H. Thomas; Hazelle A. Thomas 1956-7-21 6120 Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento. 2377 Comment
  SEINET14196929  Erythranthe breweri H. M. Hall 1910-6-22 165 Placer Cisco. 1800 Comment
  CAS-BOT-BC150224  Erythranthe guttata Saichi Kawahara 1969-5-24 1010 Placer Mel Henderson Ranch on the east bank of Indian Creek 987 Comment
  CAS-BOT-BC153595  Erythranthe moniliformis F. Almeda 1993-7-24 7257 Placer About 15 miles SE of Interstate Hwy #80 at Soda Springs on the trail to Upper Sheep Valley 2134 Comment
  SEINET4678047  Erythranthe pardalis Barbara Ertter, David M. Thompson 1989-4-8 8173 Placer Iowa Creek Road ca 2 miles from I-80 near entrance to Auburn State Recreation Area.; 0 518 Comment
  CAS-BOT-BC505238  Erythronium grandiflorum Miss. T. V. Raphael 1923-7-6 s. n. Placer Cisco Comment
  CAS-BOT-BC505239  Erythronium grandiflorum Emily McPherson 1976-6-12 76- 5 -3 Placer Along trail Lock Leven Lakes 2072 Comment
  RSA537540  Erythronium multiscapideum Barbara Ertter, David Thompson 1989-4-8 8170 Placer Iowa Creek Road ca. 2 miles from I-80 near entrance to Auburn State Recreation Area, at creek crossing 518 Comment
  UC197230  Erythronium multiscapideum C. F. Sonne 1891-4-5 Placer hillside below Bloomer cut; Auburn Comment
  UC1563927  Eschscholzia caespitosa Barbara Ertter with David Thompson 1989-4-8 8146 Placer Iowa Creek Rd ca 2 mi from I-80 (near entrance to Auburn State Recreation Area, at creek crossing) 518 Comment
  RSA523883  Eschscholzia caespitosa subsp. caespitosa Barbara J. Ertter, David Thompson 1989-4-8 8146 Placer Iowa Creek Road 2 miles from I-80 near entrance to Auburn State recreation area at creek crossing 518 Comment
  CAS-BOT-BC403342  Eschscholzia californica Alice Eastwood 1921-5-22 10585 Placer Between Lincoln and Sheridan Comment
  UCD68706  Eschscholzia californica Heidi Haugen 1984-4-15 7 Placer Folsom, California, in meadows near lake. Found in fields, in a grass plant association with some trees, dominated by grasses, poppies, and fiddlenecks, on dry, clay-sandy soil, with direct sunlight, very abundant in area. Leaves, lacey; Flowers, double rimmed peduncle, orange (golden). 22 Comment
  SD243067  Eucephalus breweri George K. Helmkamp, E. A. Helmkamp 2011-8-26 18164 Placer Northern Sierra Nevada Mountains: Forest Hill Road, 26.1 miles east of its junction with Mesquite Road in the city of Foresthill (Duncan Peak 7.5'Q) 2020 Comment
  UCD131638  Eucephalus breweri Frederica Bowcutt 1994-7-22 1945 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
  UCD18255  Eucephalus breweri E. A. Dean; N. Wymer, T. and M. Starbuck 1998-8-15 467 Placer NW shore of Lake Tahoe, W of Hwy 89, S of Donner Lake, upper slopes and meadows of Squaw Valley Ski Resort. 2499 Comment
  UCD21706  Eucephalus breweri Rex Palmer Date Unknown N 891 Placer Placer County Comment
  CAS-BOT-BC202526  Euphorbia C. L. Hitchcock 1940-5-7 6307 Placer Ca. 1 mile west of Baxter Comment
  SEINET11261856  Euphorbia crenulata George Helmkamp, E. A. Helmkamp 2012-5-11 18943 Placer Northern Sierra Nevada Mountains Foothills: Finning Mill Road, 1.2 miles N of its junction with Forest Hill Road (Foresthill 7.5' Q.); 0 1104 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
  UC86935  Eurybia radulina C. F. Sonne 1894-8-1 Placer Truckee, on Truckee River Truckee, Truckee River Comment
  UCR258181  Euthamia occidentalis George K. Helmkamp, Elizabeth Helmkamp 2012-10-16 20040 Placer Sierra Nevada Mountains Foothills, city of North Auburn, corner of Locksley Lane and CA-49 384 Comment
  SEINET3828364  Fabaceae G. K. Helmkamp, E. A. Helmkamp 2011-1 17854 Placer Northern Sierra Nevada Mountains: Emigrant Gap Road, 0.1 miles west of its junction with US-80 0.65 mi NE (65 degrees) of Emigrant Gap. (Blue Canyon 7.5') 1590 Comment
  UC1132593  Festuca B. Bolt 1934-7-12 Placer Snow Mountain Truckee Quad. 2438 Comment
  UCR238574  Festuca bromoides George K. Helmkamp, E. A. Helmkamp 2012-3-31 18647 Placer Sacramento Valley, along CA-193, 0.1 mile west of its junction with Sierra College Blvd. 88 Comment
  SACT002492  Festuca confusa Josephine Van Ess 1976-4-3 Placer Collected near small vernal pool near Highway 65. Edge of vernal pool. Comment
  CDA36372  Festuca dertonensis G. K. Helmkamp, E. A. Helmkamp 2009-3-11 14387 Placer Sacramento Valley; Ranch House Road, 0.2 mile south of Sheridan. Comment
  UC1153833  Festuca elmeri Beecher Crampton 1955-6-15 2890 Placer 2.5 mi n Yankee Jim's (junction Iowa Hill-Forest Hill Roads) 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
  CAS-BOT-BC278792  Festuca occidentalis Saichi Kawahara 1969-5-25 889 Placer North of old cabin, Mel Anderson Ranch, Indian Creek 999 Comment
  UCD66120  Festuca occidentalis Beecher Crampton 1955-7-13 2994 Placer US Hwy. 40, 3.5 miles east of Baxter. 1432 Comment
  UCR258231  Festuca perennis George K. Helmkamp, Amy Barnes 2013-3-28 20235 Placer Eastern Sacramento Valley, NW edge of Sheridan, new section of Riosa Road, connecting new CA-65 with old CA-65 43 Comment
  CHSC74045  Festuca rubra Susi Urie 1998-8-18 98 -071 Placer Lake Tahoe Basin-National Forest. About 0.2 mi north of Lake Tahoe; meadow complex between Kings Beach and Tahoe Vista. 1901 Comment
  SACT001192  Festuca rubra D. Meyer 1983-9-10 Placer West end near parking lot, moist streambank and meadow. 1879.0 Comment
  SACT001194  Festuca rubra D. Meyer 1983-6-25 Placer 1636.0 Comment
  SACT001195  Festuca rubra D. Meyer 1983-9-10 Placer West end near parking lot, moist streambank and meadow. 1879.0 Comment
  SACT001217  Festuca rubra D. Meyer 1984-8-26 Placer 1660.0 Comment
  CDA13703  Festuca rubra var. commutata G. F. Hrusa, J. Glazner 1997-8-3 14063 a Placer Sierra Nevada; Corner of Hwy 89 & Squaw Valley Rd. Occasional bunchgrass about dry meadows. Comment
  SACT001207  Festuca viridula Michael Baad 1983-9-3 Placer From Sprite Inn to western slope of Mountain Judah near summit. 2286.0 Comment
  UC1132024  Festuca viridula B. Bolt 1934-7-12 106 Placer Snow Mt. Tahoe National Forest, Truckee Quad. 2438 Comment
  UCD44646  Festuca viridula C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 2012 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  CDA19486  Filago gallica M. I. Wibawa 2002-5-27 260 Placer Sacramento Valley; Folsom Lake State Recreation Area. 121 Comment
  POM260104  Fragaria californica C. Leo Hitchcock 1940-5-7 6318 Placer 1 mile west of Baxter. Comment
  CAS-BOT-BC457947  Fragaria vesca subsp. californica Saichi Kawahara 1969-7-6 1450 Placer East bank of Indian Creek, Mel Henderson Ranch 987 Comment
  CAS-BOT-BC53552  Frangula californica subsp. tomentella A. A. Heller 1917-6-16 12680 Placer near Dutch Flat 914 Comment
  JEPS61888  Fritillaria atropurpurea L. S. Smith 1915-6-19 Placer Squaw Valley near Truckee; Squaw Valley Comment
  CAS-BOT-BC504554  Fritillaria atropurpurea G. B. Grant 1906-7-25 s.n. Placer Vicinity of Lake Tahoe Comment
  CAS-BOT-BC504443  Fritillaria recurva Alice Eastwood 1912-6-15 439 Placer Tahoe City, Lake Tahoe Region Comment
  POM67221  Galium aparine Marcus E. Jones 1882-06 s.n. Placer Emigrant Gap. Comment
  UCR193308  Galium aparine George K. Helmkamp, E. A. Helmkamp 2007-5-30 12184 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 13.5 miles east of its junction with Forest Hill Road in Foresthill, between Mosquito Ridge Lookout and North Fork of Middle Fork American River 800 Comment
  CAS-BOT-BC334225  Galium bolanderi George K. Helmkamp; Mary Alice Barnes; E. A. Helmkamp 2012-9-8 19808 Placer Northern Sierra Nevada Mountains: Forest Hill Road 10.4 miles NE of Hidden Treasure Road, 0.45 miles ESE of Whisky HIll 1677 Comment
  POM67602  Galium bolanderi Marcus E. Jones 1882-6-27 3290 Placer Emigrant Gap. Comment
  UCR231820  Galium bolanderi George K. Helmkamp, E. A. Helmkamp 2010-8-11 16766 Placer Northern Sierra Nevada Mountains Foothills, Finning Mill Road, 3.7 miles north of Forest Hill Road 1140 Comment
  UC102505  Galium grayanum C. F. Sonne 1893-8-27 Placer Tinker's Knob Comment
  CDA37047  Galium parisiense CDFA Staff s.n. Placer Pino Ranch, near Newcastle. 0 Comment
  UCR219679  Galium parisiense George K. Helmkamp, E. A. Helmkamp 2010-6-26 16375 Placer Sierra Nevada Mountains Foothills, junction of Canyon Way and Yankee Jim's Road, east of I-80 between Weimar and Colfax 616 Comment
  SBBG7322  Galium trifidum E. R. Blakley 1960-9-3 3815 Placer King's Beach, Lake Tahoe 1903 Comment
  UCR231839  Galium triflorum George K. Helmkamp, E. A. Helmkamp 2010-8-14 16782 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
  SDSU3743  Gamochaeta pensylvanica D. F. Howe 1948-5-21 1908 Placer 457 Comment
  UCD66577  Gastridium phleoides Elizabeth Wilson 1940-5-1 Placer Auburn. Comment
  CAS-BOT-BC56268  Gaultheria ovatifolia P. W. Rundel 1967-9-6 2652 Placer American River Grove of Sierra redwoods; Tahoe National Forest, ca. 20 miles NE of Foresthill; Greek Store. 7 1/2 min. Comment
  SJSU4074  Gaultheria ovatifolia C. W. Sharsmith 1965-6-12 7396 Placer Big Tree Grove (6 Sequoiadendron), 10 mi E of Michigan Bluff 1584 Comment
  UCD74362  Gaultheria ovatifolia G. Ledyard Stebbins 1968-6-20 6725 Placer Placer County grove of Big Trees. (Exact location unknown. Coordinates estimated by label maker.) 1584 Comment
  UCR241723  Gayophytum George K. Helmkamp, E. A. Helmkamp 2012-9-25 19921 Placer Northern Sierra Nevada Mountains, Laing Road, parallel to I-80; 0.2 mile east of its junction with Emigrant Gap Road 1611 Comment
  UCD18251  Gayophytum diffusum E. A. Dean; N. Wymer, T. and M. Starbuck 1998-8-15 463 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
  UCD22101  Gayophytum diffusum Rex Palmer 1979-7-11 N 588 Placer Headwaters basin area of the North Fork of the American River Comment
  OBI20019  Gayophytum diffusum subsp. parviflorum David J. Keil 1978-7-23 12950 Placer Cisco Grove exit from I-80, just E of Nevada Co line 1768 Comment
  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
  SD237536  Gayophytum diffusum subsp. parviflorum G. K. Helmkamp, Amy Barnes 2009-7-12 15183 Placer Sierra Nevada Mountains Foothills: along Forestill Road 10.3 miles northeast of the town of Foresthill. 1370 Comment
  CHSC73057  Gayophytum heterozygum L. P. Janeway 1998-8-6 5987 Placer Lake Tahoe Basin Management Unit - National Forest. North side of Blackwood Creek, 1.7 mi west of Lake Tahoe. Large meadow complex. 1938 Comment
  UC570311  Gayophytum heterozygum N. French 1934-6-22 454 Placer 1/2 mi w Lake Norden; Truckee Quadrangle 2286 Comment
  UCD81187  Genista monspessulana William Haley 2009-5-12 s.n. Placer Stevens Trail near Colfax, ca. 1.2 mi from trailhead parking area on North Canyon Way. SW corner of trail junction leading to Burnt Flat region. 597 Comment
  UC878353  Gentiana calycosa A. A. Heller 1917-8-14 12932 Placer s Summit valley (steep slope); Mt. Lincoln 2499 Comment
  UC22752  Gentiana calycosa W. H. Brewer 1863-8-28 2164 Placer Squaw Valley to Forest Hill 2682 Comment
  UC22774  Gentianopsis simplex W. H. Brewer 2153 Placer Squaw Valley Trail 2438 Comment
  UCR231893  Geranium dissectum George K. Helmkamp, E. A. Helmkamp 2011-4-10 17142 Placer Sacramento Valley, east of Sheridan just north of the junction of North Kilaga Springs Road and Kilaga Springs Road 98 Comment
  SD43657  Geranium dissectum Darley F. Howe 1948-5-21 1912 Placer 456 Comment
  SDSU7348  Geranium solanderi D. F. Howe 1948-5-21 1911 Placer 457 Comment
  UCD43906  Geum macrophyllum C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-9 1272 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  CHSC83145  Gilia capitata Renee Shahrok 1986-6-24 16 Placer Junction of Old Foresthill Rd. and Hwy 49. 195 Comment
  SEINET11261544  Gilia capitata subsp. mediomontana George Helmkamp, Elizabeth Helmkamp 2013-6-11 20828 Placer Northern Sierra Nevada Mountains Foothills at the junction of Yankee Jim's Road and Shirttail Canyon Road, NW of Foresthill.; 0 463 Comment
  SEINET12765127  Gilia capitata subsp. mediomontana Lowell Ahart 2006-7-9 12936 Placer About 3/4 miles (air) northwest of Tamarack Flat, about 5 3/4 miles (air) northwest of Little Grass Valley Reservoir.; 0 1661 Comment
  UC1123755  Gilia capitata subsp. mediomontana N. French 1933-6-12 77 Placer Clipper Gap Sacramento Quad., Clipper Gap Comment
  UCR250166  Gilia capitata subsp. mediomontana George K. Helmkamp, Mary Alice Barnes 2013-5-3 20482 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
  UCR256998  Gilia capitata subsp. pedemontana George K. Helmkamp, Amy Barnes 2014-4-23 22787 Placer Sierra Nevada Mountains Foothills, Old Forest Hill Road, 0.4 mile northeast of its junction with CA-49 at North Fork American River 290 Comment
  UCR146919  Gilia leptalea Beecher Crampton 1961-9-27 6003 Placer Sierra Nevada Mountains, 1 mile west of Cisco Grove [near county line], along U.S. Highway 40, Yuba River 1707 Comment
  UCR209738  Gilia leptalea subsp. bicolor George K. Helmkamp, E. A. Helmkamp 2009-8-12 15446 Placer Northern Sierra Nevada Mountains, Forest Hill Road, 26.1 miles northeast of the city of Foresthill 2020 Comment
  CHSC91619  Githopsis specularioides M. I. Wibawa; G. F. Hrusa, J. Glazner 2002-5-22 255 Placer Forest Hill Divide. Hughes Mill, along Finning Mill Rd, +- 3 mi N of Forest Hill Rd, +- 3 mi E of Forest Hill. On slopes above road. UTM: 10S, 4329930 N, 0691823 E. 1066 Comment
  UCD66746  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
  UC1495301  Glyceria elata Robert T. Clausen and Harold Trapido 1940-7-13 4896 Placer 2 mi w Lake Tahoe (woods along Ward Creek); Sierra Nevada, Lake Tahoe Basin 1905 Comment
  UCD44578  Glyceria elata C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1944 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  UCD66852  Glyceria elata R. Tofsrud 1951-7-1 Placer On Hwy. 40, above Baxter, 3/4 mile below drinking station. Comment
  UCD96981  Glyceria elata Chuck Hughes 2010-7-13 242 Placer Truckee River near northwest corner of intersection of Alpine Meadows Road and Highway 89. 1887 Comment
  SACT001266  Glyceria grandis D. Meyer 1984-7-21 Placer East bank of river. Highway 89, 2 km north of Tahoe City 1879.0 Comment
  RSA0049733  Glyceria striata Dean Wm. Taylor 2013-8-7 21393 Placer Coldstream Valley, just above Horseshoe Bend on the railroad mainline 1889 Comment
  CAS-BOT-BC307371  Gnaphalium palustre Catherine Best 1981-8-1 s.n. Placer Big Meadow about 3 miles south of French Meadows, Sierra Nevada 1600 Comment
  CHSC81759  Gnaphalium palustre Lowell Ahart 2001-10-10 9340 Placer French Meadows Reservoir, near the boat of trail access area on the northwest side of the reservoir, about 1 mile southwest of the bridge across the Middle Fork of the American River, about 2 miles southwest of Ahart Camp, about 22 miles (air) northeast of Forest Hill. 1594 Comment
  JEPS102474  Gnaphalium palustre Lowell Ahart 2001-10-10 9340 Placer French Meadows Reservoir, near the boat of trail access area on the NW side of the reservoir, about 1 mile SW of the bridge across the Middle Fork of the American River, about 2 miles SW of Ahart Camp, about 22 miles (air) NE of Forest Hill. 1594 Comment
  UCD21770  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
  UCR19394  Gnaphalium palustre George K. Helmkamp, E. A. Helmkamp 2012-9-25 19905 Placer Northern Sierra Nevada Mountains, Blue Canyon Road, 1.1 miles south of its intersection with I-80, c. 1/2 mi. south of Blue Canyon-Nyack Airport 1473 Comment
  RSA739694  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. 40 Comment
  CAS-BOT-BC314604  Grindelia hirsutula Alice Eastwood 1921-5-22 10587 Placer Between Lincoln and Sheridan Comment
  UC1118570  Grindelia hirsutula N. French 1933-6-6 74 Placer near Newcastle; Sacramento Quad. Comment
  UCR176264  Grindelia hirsutula var. davyi George K. Helmkamp, E. A. Helmkamp 2006-8-11 11209 Placer Northern Sierra Nevada Mtns foothills, along Forest Hill Rd., 1.0 mile north of Forest Hill 1037 Comment
  UC1714554  Gypsophila paniculata var. paniculata K. Brandegee Aug., 1907 Placer Cisco Comment
  UCR198122  Hackelia Rex Palmer 1979-6-21 N 366 Placer Sierra Nevada Mtns., Headwaters Basin Area of the North Fork of the American River, Tinker Knob west ridge Comment
  SEINET3826192 Image available Hackelia jessicae Sally Walker 1982-8-5 s.n. Placer Ski area on Jahre-Truckee Road Comment
  UC24778  Hackelia velutina Mrs. M. M. Hardy 1893-1 Placer Comment
  UC480844  Helenium bigelovii Katharine Brandegee 1883-8-1 Placer Cisco Comment
  UC1069445  Helianthella californica subsp. nevadensis C. W. Hanks 1934-10-12 125 Placer 1 1/2 mi sw Truckee; Tahoe National Forest, Truckee Quadrangle Comment
  UC147559  Helianthella californica subsp. nevadensis Harriet A. Walker 1908-6-24 1283 Placer Blue Canyon 1432 Comment
  UC88866  Helianthella californica subsp. nevadensis unknown 1888-9-1 Placer Blue Canyon Comment
  UC88873  Helianthella californica subsp. nevadensis C. F. Sonne 1897-8-14 Placer above Coldstream Comment
  JEPS67983  Heliotropium curassavicum R. A. Arp 1935-5-13 Placer Roseville Comment
  UCD44454  Heracleum maximum C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1820 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  SEINET9343148  Herniaria hirsuta Unknown 2010-6-26 16373 Placer Sierra Nevada Mountains Foothills Comment
  UC124517  Hesperochiron californicus A. Kellogg Placer Cisco Comment
  SEINET5499721  Hesperochiron californicus C. Hall 1910-7-8 8747 Placer South fork of Yuba Canyon, about 17 km east of Cisco, in the Canadian Zone 1920 Comment
  UC112844  Hesperochiron californicus Katharine Brandegee July 1908 Placer banks of Yuba R. a mile or so above Cisco; Yuba R. Comment
  UC163960  Hesperochiron californicus Mrs. Carlotta C. Hall 1910-7-8 8747 Placer ca. 17 km. e. Cisco (S. Fork Yuba Canyon); S. Fork Yuba Canyon 1920 Comment
  UC635580  Hesperochiron californicus H. L. Mason 1933-5-28 7241 Placer Tahoe Meadows Comment
  CAS-BOT-BC123626  Hesperochiron latifolius Albert Kellogg s.n. Placer Cisco Comment
  JEPS103510  Heterocodon rariflorum Lowell Ahart 2002-7-22 9883 Placer About 40 yards NW of the small natural lake, on the E side of the paved road to Lake Valley Reservoir, ca 1/4 mile E of Yuba Gap and Highway 80. 1774 Comment
  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
  UCD35205  Heterotheca grandiflora Beecher Crampton 1953-10-6 1659 Placer 1.5 miles north of Lincoln. Comment
  CAS-BOT-BC310269  Heterotheca grandiflora A. A. Heller 1923-10-25 13833 Placer Along the highway south of Wheatland near Bear River Comment
  SEINET6031227  Heuchera micrantha S. Dean 1979-3-31 s.n. Placer Eldorado Creek near junction with N. fork of Middle Fork of American River on Mosquito Ridge Rd 518 Comment
  SEINET8061131 Image available Heuchera micrantha var. erubescens Bif Soper 1983-5-28 15 Placer 13.5 miles from Foresthill on Mosquito Ridge Road. 1067 Comment
  UCD16138  Heuchera micrantha var. erubescens S. Boshoven 1983-5-30 9 Placer California. Placer County: Mosquito Ridge Rd., 13.5 mi from Forest Hill Rd. and Mosquito Ridge intersection. 1219 Comment
  SJSU10366  Heuchera rubescens R. L. Fisher 1959-8-16 Placer near summit Anderson Peak 2642 Comment
  SEINET6032034  Heuchera rubescens P. B. Kennedy 1901-8-10 s.n. Placer Devils Cliff, Soda Springs. Comment
  CAS-BOT-BC319600  Hieracium albiflorum Emily K. Mcpherson 1975-9-19 76- 28 -8 Placer One mile east of Talbot Campground near mid fork American River, Sierra Nevada 1767 Comment
  UCR232623  Hieracium albiflorum George K. Helmkamp, E. A. Helmkamp 2010-7-28 16635 Placer Northern Sierra Nevada Mountains, Forest Route 10 (Sugar Pine Rd.), 0.8 mile north of its junction with Forest Hill Road, 8.2 miles NE (34 deg. ) of Foresthill 1311 Comment
  SEINET11259313 Image available Hieracium albiflorum P. A. Lehenbauer 1933-8-6 s.n. Placer Lake Tahoe near Homewood Comment
  UC92008  Hieracium argutum Brandegee 1888-9-1 Placer Blue Canon Comment
  UCD133111  Hieracium argutum G. L. Stebbins Jr.; J. Hunziker, H. Stutz, D. Zohary 1952-7-20 5134 Placer steep, north-facing slope. Along road from Colfax to Forest Hill, 1/2 mile south of crossing of American River. 304 Comment
  UCD105891  Hoita orbicularis Richard F. Davis 1953-8-1 s.n. Placer From a meadow near Forest Hills. Comment
  UCD83595  Holodiscus discolor Albert Grigarick 2009-8-7 164 Placer Shirley Creek Trail, between Squaw Valley Resort and Shirley Lake. 2061 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
  CAS-BOT-BC311742  Holozonia filipes F. A. Mac Fadden 1934-7-2 12586 Placer N. Fork American River - 1/2 mile E. of Rawhide Mine Comment
  SACT001321  Hordeum Michael Baad 1983-7-23 Placer Tahoe Airport along northeast side of Highway 267 2100.0 Comment
  CHSC69979  Hordeum brachyantherum subsp. brachyantherum L. P. Janeway; Eric Schroder 1997-7-17 5250 Placer Tahoe National Forest. Meadow on southeast side of Fulda Creek at Forest Service Organizational Camp; about 1.2 mi south-southwest of Emigrant Gap. 1554 Comment
  SACT001324  Hordeum californicum D. Meyer 1983-8-20 Placer Moist roadside meadow some revegetation following residential construction. 2000.0 Comment
  SACT001322  Hordeum californicum Josephine Van Ess 1980-6-20 Placer Collected on south side of road east of parkingarea about 1.25 mile east of highway. 4146.0 Comment
  SACT001331  Hordeum depressum Josephine Van Ess 1976-3-31 Placer Collected at top of hill north of Rocklin about 6 miles of Placer. Dried up depression. 83.8 Comment
  SACT001334  Hordeum geniculatum D. Meyer 1984-4-15 Placer Collected on roadside in possible vernal pool 122.0 Comment
  SACT001335  Hordeum geniculatum Michael Baad 1977-6-3 Placer Collected in camp, serpentine outcrop at Jeffery Pine. 1219.0 Comment
  SACT001340  Hordeum geniculatum D. Meyer 1983-7-3 Placer 1152.0 Comment
  SACT001368  Hordeum leporinum Josephine Van Ess 1977-4-29 Placer 39.6 Comment
  SACT001381  Hordeum leporinum D. Meyer 1984-5-6 Placer 145.5 Comment
  SEINET3156787  Horkelia fusca W. H. Evans 1891-8-1 sn Placer Lake Tahoe Comment
  RSA0043371  Horkelia fusca John F. Emmel 1997-7-25 1513 Placer Sierra Nevada, Donner Pass region; south side of Donnner Pass, 0.2 air mile ENE of north end of Lake Mary. 2145 Comment
  CDA15959  Horkelia fusca subsp. parviflora G. F. Hrusa, J. Glazner 1999-7-17 15146 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  RSA169484  Horkelia fusca subsp. parviflora L. S. Rose 1963-7-11 63211 Placer Tahoma, Lake Tahoe. 1916 Comment
  UC128221  Horkelia fusca subsp. parviflora Miss Harriet A. Walker 1908-7-26 1399 Placer Cisco 1798 Comment
  SEINET6758836  Horkelia fusca subsp. parviflora M. J. Williams 1985-7-6 85- 61 -8 Placer Near old Donner Summit, south of Lake Mary 2286 Comment
  CAS-BOT-BC537864  Horkelia fusca var. parviflora A. A. Heller 1919-7-25 13302 Placer Sandy flat near the Yuba river, below Cisco 1676 Comment
  CAS-BOT-BC537866  Horkelia fusca var. parviflora David D. Keck 1938-8-10 4905 Placer Tahoma Resort, Lake Tahoe 1905 Comment
  UC1128150  Horkelia tridentata subsp. tridentata G. T. Nordstrom 1935-6-21 149 Placer 3 mi n by bw Mammoth Springs; Colfax quad, Tahoe National Forest 1584 Comment
  UC750541  Horkelia tridentata subsp. tridentata Lewis S. Rose 1946-6-23 46178 Placer n Cisco (Rainbow) Comment
  JEPS120279  Horkelia tridentata var. tridentata Barbara Ertter with R. K. Brummitt, K. VanZuuk, S. Namoff 2012-6-12 21031 Placer across Forest Road 24 from Parker Flat OHV staging area, SE of Sugarpine Reservoir ca 10.5 airmiles ENE of Colfax Comment
  UCD22017  Hosackia crassifolia Beth Lowe Corbin 1982-8-6 266 Placer On road 3/5 mile SW of Onion Creek campground. In rocky, fine, sandy soil along roadside. Herb 2 1/2' high. Flowers dark reddish purple with whitish edges. Mostly sun. SE facing slope, 20% incline. Common. 1920 Comment
  SCFS11529139  Hosackia pinnata E. Krimmel, F. Felix 2012-9-13 Placer NFAm 2.5 mi downstream from Cedars. Growing on sandy riverbank. Comment
  UCD106044  Hosackia pinnata R. Tofsrud 1951-6-1 s.n. Placer Between Weimar and Colfax, CA. Comment
  SEINET11259362 Image available Hulsea californica A. Tiehm 1973-10-16 s.n. Placer Bank of North Fork of American River near union with Middle Fork 305 Comment
Read comments
May 12 2020
  SEINET11259361 Image available Hulsea californica Unknown s.n. Placer Near Auburn, American River Comment
  JEPS1655  Hydrophyllum occidentale Lloyd Austin 1924-1 Placer Alta Comment
  CAS-BOT-BC312747  Hymenoxys hoopesii Emily McPherson; Arnold Tiehm; Margaret Williams No date on label 74 -P1-43 Placer Murphy's Meadow, 5 miles southeast of Hirschdale 2316 Comment
  JEPS126289  Hypericum anagalloides Steve Matson 1998-6-21 335 Placer nSNH, Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; 1000 meters north of Highway 267, just east and below Martis Dam Road. Comment
  UCD33600  Hypericum anagalloides Beecher Crampton 1970-6-25 8627 Placer Placer County, 1 mile west of Kingvale. 1859 Comment
  UC128392  Hypericum anagalloides Miss Harriet A. Walker 1908-7-27 1461 Placer Yuba R. near Cisco; Yuba R. Comment
  UC303558  Hypericum formosum var. scouleri unknown May 1894 Placer Auburn Comment
  SD51286  Hypericum mutilum Darley F. Howe 1961-8-8 3136 Placer 4.0 miles north of Auburn. 456 Comment
  CAS-BOT-BC401315  Hypericum scouleri Geo. B. Grant 1906-7-15 6995 Placer Tahoe Tavern, Lake Tahoe Comment
  SEINET5344239  Hypericum scouleri P. A. Lehenbauer 1932-9-5 s.n. Placer Truckee River, near Tahoe City Comment
  CDA37226  Hypochaeris glabra CDFA Staff s.n. Placer Nute Ranch, near Nute Road. 0 Comment
  CAS-BOT-BC312896  Hypochaeris glabra L. S. Smith 1926-5-23 1827 Placer Tahoe National Forest. Forest Hill below town along road 762 Comment
  CHSC3557  Ilex cornuta Gary Dutton 1966-2-19 62 Placer 227 Donner Ave. Roseville, Calif. in front yard. Comment
  SCFS11529122  Ipomopsis aggregata E. Krimmel 2012-8-28 Placer NFAm below Chickering bridge. Growing in drying stream bed. Comment
  UCR233460  Ipomopsis aggregata subsp. formosissima George K. Helmkamp, E. A. Helmkamp 2011-8-26 18180 Placer Northern Sierra Nevada Mountains, along Forest Hill Road, 12.9 miles east of Humbug Road, less than 1 mile northwest of Robinson Flat 2050 Comment
  SEINET9355646  Iris hartwegii Unknown 2009-5-11 14653 Placer Sierra Nevada Mountains Foothills Comment
  UCD138744  Iris hartwegii Kathryn Johnson 1966-5-7 40 Placer Magra Road and Interstate Highway 80. Comment
  UCR190920  Iris hartwegii subsp. hartwegii George K. Helmkamp, E. A. Helmkamp 2007-5-23 12069 Placer Northern Sierra Nevada Mountains, Sugar Pine road, 0.2 mile northwest of Forest Hill Road 1360 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
  UC614832  Isoetes bolanderi Beryl O. Schreiber 1933-7-21 906 Placer Homewood; Lake Tahoe Comment
  POM276864  Isoetes bolanderi Lyman Benson 1947-8-12 12791 Placer Tahoe City, Lake Tahoe. Sierra Nevada mtn range, Truckee River drainage. 1890 Comment
  SEINET5338184  Isopyrum occidentale L. Smith 1979-4-12 s.n. Placer About 2 miles north on Lake Clementine Rd.- off Forest Hill Rd. towards Forest Hill. 305 Comment
  UC147581  Iva axillaris subsp. robustior Harriet A. Walker 1908-6-23 1217 Placer Blue Canyon 1432 Comment
  SEINET11911564  Ivesia shockleyi var. shockleyi C. F. Sonne 1885-1 84 Placer Tinker Knob 2896 Comment
  SD237484  Juglans hindsii G. K. Helmkamp, E. A. Helmkamp 2009-8-22 15520 Placer Sacramento Valley; along CA-193, 5.3 miles east of Lincoln (Gold Hill 7.5'Q) 123 Comment
  SACT002761  Juglans regia Josephine Van Ess 1976-10-13 Placer Collected near PFE road. Old roadside planting-rows of trees along road for some distance 27.4 Comment
  OBI21159  Juncus amuricus R. F. Hoover 1967-9-5 10843 Placer Carnelian Bay, Lake Tahoe Comment
  UC1133637  Juncus arcticus subsp. mexicanus R. W. Lundh 1933-4-25 231 Placer n of Colfax; Colfax Quad. 792 Comment
  CDA37250  Juncus bufonius CDFA Staff s.n. Placer Nute Ranch, near Nute Road. 0 Comment
  JEPS102612  Juncus bufonius var. bufonius Lowell Ahart 2001-10-10 9348 Placer French Meadows Reservoir, ca 1/4 mile NE of the boat or trail access area on the NW side of the reservoir, ca 3/4 mile SW of the bridge across the Middle Fork of the American River, ca 1 3/4 miles SW of Ahart Camp, ca 22 miles (air) NE of Forest Hill. 1591 Comment
  UCR201917  Juncus chlorocephalus George K. Helmkamp, E. A. Helmkamp 2008-8-20 14035 Placer Northern Sierra Nevada Mountains, Soda Springs Road, 1.9 miles south of its junction with Donner Pass Road and beside (completely dry) Serena Creek 2107 Comment
  UC1748358  Juncus confusus Susi Urie 1998-8-11 98 -14 Placer about 2 mi W of Lake Tahoe and Sunnyside (about 0.5 mi N of Ward Creek, along a small tributary) 2097 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
  UC1133650  Juncus effusus subsp. pacificus B. Bolt 1934-7-6 89 Placer Mammoth Spring Tahoe National Forest, Colfax Quad. 1615 Comment
  CHSC82605  Juncus ensifolius Lowell Ahart 2002-7-22 9919 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
  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
  UCD33726  Juncus ensifolius Beecher Crampton 1972-7-26 8831 Placer Placer County, Nyack Lodge. 1645 Comment
  SDSU11802  Juncus ensifolius D. F. Howe 1961-8-8 3138 Placer By canal, 4 miles norht of Auburn. 457 Comment
  CHSC82579  Juncus hemiendytus var. hemiendytus Lowell Ahart 2002-7-22 9912 Placer On the south side of the small 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
  UC1565206  Juncus leiospermus var. ahartii Carol W. Witham 1990-4-12 139 Placer ca 1.5 mi w Lincoln (town) (ca 1 mi e of Lincoln Airport) Comment
  UCD43298  Juncus macrandrus C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-12 666 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  POM110847  Juncus nevadensis Marcus E. Jones 1882-6-27 s.n. Placer Emigrant Gap. Comment
  RSA98980  Juncus oxymeris W. A. Weber, L. S. Rose 1953-5-19 8385 Placer 5 miles N of Roseville on road to Lincoln. 46 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
  SBBG47338  Juncus tenuis J. T. Howell, G. H. True 1971-7-7 48322 Placer north limits of Lincoln 48 Comment
  UCD43258  Juncus tiehmii C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-13 627 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  SEINET5334977  Juniperus occidentalis T. C. Frantz 1951-5-22 s.n. Placer next to Hunter Inn, Lake Tahoe, growing on large tree opposite highway Comment
  CAS-BOT-BC58897  Kalmia microphylla subsp. microphylla L. S. Smith 1927-8-11 2203 Placer Squaw Valley - Tahoe N.F. 1889 Comment
  UCD21479  Kalmia polifolia Rex Palmer 1979-7-11 N 550 Placer Headwaters basin area of the North Fork of the American River. Comment
  CAS-BOT-BC235568  Keckiella breviflora L. S. Smith 1926-5-23 1830 Placer Tahoe National Forest, American River slopes below Forest Hill 548 Comment
  SBBG26864  Keckiella breviflora C. L. Hitchcock 1940-5-14 6413 Placer Meier Ranch, ca. 6 mi N of Colfax Comment
  JEPS15111  Keckiella breviflora var. breviflora N. French 1934-5-29 377 Placer 1 mi w Lake Spaulding; Tahoe National Forest, Colfax Quad. 1463 Comment
  NY786816  Keckiella breviflora var. breviflora M. J. Williams 1984-6-24 8465- 1 Placer 0.3 mile in from Highway 20, on Bowman Lake Road. 1524.0 Comment
  UCD21904  Keckiella lemmonii Beth Lowe Corbin 1982-8-4 213 Placer 1/4 mile west of Onion Creek campground. 1889 Comment
  OBI20156  Kelloggia galioides David J. Keil 1978-7-23 12936 Placer Cisco Grove exit from I-80, just E of Nevada Co line 1768 Comment
  SEINET12631436  Kelloggia galioides B. Bolt 1934-7-20 194 Placer Whiskey Hill Comment
  UCD123808  Kopsiopsis strobilacea W. C. Overton Jr. 1977-6-4 s.n. Placer across tracks ca. 100 yards, on Secret Town Road, 0.9 mile from junction with Magra Road (which is northwest of the Magra Road - Secret Town offramp of Interstate 80), between Colfax and Gold Run. Comment
  CAS-BOT-BC340398  Lactuca G. P. Rixford 1913-9-2 s.n. Placer Loomis Comment
  SDSU2756  Lagophylla glandulosa D. F. Howe 1962-8-10 3419 Placer 4 miles north of Auburn. 488 Comment
  SD112646  Lagophylla glandulosa subsp. serrata Darley F. Howe 1965-5-20 4055 Placer 3.5 miles north of Auburn 455 Comment
  UC30448  Lasthenia californica H. N. Bolander 1865-4-13 4572 Placer New Castle Comment
  UC30449  Lasthenia californica H. N. Bolander 1865-4-11 4545 Placer Auburn 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
  JEPS113285  Lasthenia glaberrima Lowell Ahart, Brian Williams 2007-4-13 13632 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
  UCR194942  Lathyrus nevadensis subsp. nevadensis George K. Helmkamp, E. A. Helmkamp 2007-5-18 12030 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road near the crossing of the North Fork of the West Fork of the American River; 9.5 miles southeast of Foresthill 439 Comment
  SEINET11261547  Lathyrus sulphureus George Helmkamp, E. A. Helmkamp 2012-5-5 18914 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
  UCR235613  Lathyrus sulphureus George K. Helmkamp, E. A. Helmkamp 2012-5-5 18914 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
  UCR231898  Layia chrysanthemoides George K. Helmkamp, E. A. Helmkamp 2011-4-10 17155 Placer Sacramento Valley, along Riosa Road at the east edge of the village of Sheridan 41 Comment
  POM361721  Layia fremontii Mary E. P. Ames 1884-1 s.n. Placer [Unspecified] Comment
  RSA0115333  Layia pentachaeta subsp. pentachaeta George K. Helmkamp, Alice Barnes 2013-4-18 20337 Placer Northern Sierra 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
  RSA467614  Ledum glandulosum B. C. Templeton 1931-7-5 1516 Placer near Meek's Bay. 2280 Comment
  SEINET7270125  Ledum glandulosum W. D. Billings 1951-8-21 2150 Placer Sierra Nevada, E. slope of Granite Chief 2377 Comment
  JEPS82339  Legenere limosa Robert F. Holland 1983-4-26 1229 Placer unnamed tributary of creek s Placer Boulevard (e of Hwy 65); Pleasant Grove Creek Comment
  SEINET10461282  Legenere limosa Holland 1983-4-26 HOLLAND 1229 Placer Unnamed tributary of Pleasant Grove Creek, south of Placer Boulevard, east of Highway 65 Comment
  SEINET3402462  Leontodon saxatilis R. W. Spellenberg, N. Zucker 2011-4-15 14274 Placer Along CA Hwy. 65 1.5 km N of Lincoln, ca. 40 air km NE of Sacramento. 55 Comment
  SEINET4560741  Leontodon taraxacoides George K. Helmkamp, E. A. Helmkamp 2011-1 17256 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
  HSC82615  Lepidium lasiocarpum Thomas W. Nelson, Jane P. Nelson 1979-4-11 4606 Placer Along N side of Douglas Blvd., 1 mi. S of junction with I-80 Comment
  RSA0033852  Lepidium latifolium Barbara Ertter 1999-7-9 16757 Placer Emigrant Gap Vista Point on Interstate 80. Comment
  CAS-BOT-BC89732  Lepidium latifolium J. H. Wilson 1968-8-5 s.n. Placer C. Sepponen property, Lincoln. Comment
  SEINET5326391  Lepidium nitidum M. Demorest 1962-3-15 s.n. Placer Junction of the North and Middle Forks of the American River, 4 miles from Auburn. 274 Comment
  UCR171335  Lepidium virginicum var. virginicum George K. Helmkamp, E. A. Helmkamp 2005-10-1 9979 Placer Northern Sierra Nevada Mtns., NW of Lake Tahoe; Junction of Bear Creek Dr. and Big John Road (c. 2.2 miles west of Calif. Highway 89 and just south of Alpine Meadows Road) 2015 Comment
  UCR191090  Lepidium virginicum var. virginicum George K. Helmkamp, E. A. Helmkamp 2007-6-12 12323 Placer Northern Sierra Nevada Mountains, Lake Spaulding Road just north of its junction with Hwy CA-20 1610 Comment
  SACT001405  Leptochloa fascicularis Josephine Van Ess 1976-7-28 Placer 2.3 miles west of Watt Ave 21.3 Comment
  UCD22109  Leptosiphon ciliatus Rex Palmer 1979-6-21 N 389 Placer Headwaters basin area of the North Fork of the American River Comment
  CHSC40739  Leptosiphon harknessii L. S. Rose 1941-7-18 41322 Placer Chambers Lodge (McKinney), Lake Tahoe. 2100 Comment
  POM299439  Leptosiphon harknessii L. S. Rose 1941-7-18 41322 Placer Chambers Lodge (McKinney), Lake Tahoe 2100 Comment
  SEINET3861927  Leptosiphon harknessii Genevieve K. Walden 2009-6-25 208 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
  RSA421958  Leucophysalis nana Fay A. MacFadden 1934-7-26 12691 Placer Foot of Red Mountain Comment
  SEINET6168463  Leucophysalis nana L. R. Miller 1934-7-8 s.n. Placer Cisco Comment
  CAS-BOT-BC56394  Leucothoe davisiae L. S. Smith 1925-8-14 1707 Placer Tahoe National Forest, Robertson Flat Pasture 1981 Comment
  SCFS1197  Lewisia E. Krimmel 2014-4-21 Placer NFAm. Comment
  JEPS72873  Lewisia cantelovii L. R. Heckard 1973-6-18 3446 Placer 1/2 mi e site of Star Town (n fork of middle fork of American River; ca. 13 air mi ne of Foresthill); American River 1310 Comment
  JEPS73656  Lewisia kelloggii subsp. kelloggii L. R. Heckard with G. L. Stebbins 1973-6-17 3444 Placer about 7 air miles SE of Emigrant Pass (summit of Big Valley Bluff) 1935 Comment
  CAS-BOT-BC444161  Lewisia nevadensis A. A. Heller 1917-6-17 12714 Placer Along the Yuba River below Cisco 1676 Comment
  RSA123078A  Lewisia rediviva N. H. French 1934-6-19 422 Placer 1/4 mile W of Devil s Peak. 2104 Comment
  CAS-BOT-BC444554  Lewisia triphylla Marcus E. Jones 1882-6-28 2629 Placer Emigrant Gap Comment
  CAS-BOT-BC444556  Lewisia triphylla John H. Thomas; Hazelle A. Thomas 1956-7-21 6135 Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento. 2377 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
  CHSC79638  Ligusticum grayi G. F. Hrusa; J. Glazner 1999-7-18 15203 Placer Betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. UTM: 10S, 43434N, 07418E. 1889 Comment
  UC573559  Ligusticum grayi B. Bolt 1934-7-16 123 Placer 1/2 mi. s. Lost Emigrant Mine (Tahoe Nat'l Forest); , Truckee Quad. Comment
  JEPS59354  Ligusticum grayi Ezra Brainerd and Viola B. Baird 1915-7-25 248 Placer Sierra Nevada, Deer Park Rd. 1920 Comment
  RSA75405  Lilium parvum Albert M. Vollmer, L. Beane 1951-07 190 Placer Bear Valley, east of Nevada City Comment
  UC148984  Lilium parvum H. M. Hall Jul 1910 8755 Placer near Cisco; Sierra Nevada Mountains 1859 Comment
  UCD22052  Lilium parvum Beth Lowe Corbin 1982-8-16 351 Placer 1/2 mile NW of Onion Creek Campground. 2011 Comment
  CAS-BOT-BC508455  Lilium parvum Mrs. H. M. Mitchell 1922-7-1 s.n. Placer Blue Canyon Comment
  CAS-BOT-BC508482  Lilium parvum G. P. Rixford 1915-7-10 s.n. Placer Cisco Comment
  SEINET12049611  Lilium parvum J. H. Nishida 1985-1 775 Placer Homewood 1829 Comment
  SEINET12057833  Lilium parvum B. C. Templeton 1931-7-4 1504 Placer near Meeks Bay, Lake Tahoe 2280 Comment
  UCR146678  Limnanthes alba Beecher Crampton 1953-4-13 1096 Placer Sacramento Valley, 2 miles north of Lincoln, Sunnybrook Farm 43 Comment
  SEINET8727023 Image available Limnanthes alba Charles T. Mason Jr. 1949-1 1294 Placer 4.3 miles S. W. of Placerville along U. S. Highway 50. Comment
  RSA0093828  Limnanthes alba subsp. alba George K. Helmkamp, Amy Barnes 2014-4-23 22812 Placer Sierra Nevada Mountains Foothills. Spring Garden Road, at the north side of its junction with Foresthill Road, 8.4 km west of Foresthill. 720 Comment
  SD255783  Limnanthes alba subsp. alba George K Helmkamp, Amy Barnes 2014-4-23 22812 Placer Sierra Nevada Mountains Foothills: Spring Garden Road, at the north side of its junction with Foresthill Road, 8.4 km west of Foresthill (Colfax 7.5'Q) 719 Comment
  POM86007  Limnanthes alba var. detonsa Marcus E. Jones 1882-5-28 3285 Placer Emigrant Gap. Comment
  UCR231881  Limnanthes floccosa subsp. californica George K. Helmkamp, E. A. Helmkamp 2011-4-10 17151 Placer Sacramento Valley, along Riosa Road at the east edge of the village of Sheridan 41 Comment
  UC971863  Limnanthes striata Charles T. Mason Jr. 1949-5-9 1296 Placer 4 mi ne Shingle Springs (on U.S. Hwy 50 at railroad crossing) Comment
  SEINET11261851  Linanthus ciliatus George Helmkamp, E. A. Helmkamp 2011-7-26 17892 Placer Northern Sierra Nevada Mountains: Bowman Lake Road, .9 mile north of its junction with CA Hwy 20, .85 mi. NE (231/4) of emigrant Gap and N of I-80 (Blue canyon 7.5' Q); 0 1434 Comment
  UCR229528  Linanthus ciliatus George K. Helmkamp, E. A. Helmkamp 2011-7-26 17892 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
  SD120817  Linanthus dichotomus W. H. Shockley 1880-5-7 Placer Near Roseville Comment
  UC59633  Linanthus dichotomus Mrs. M. E. P. Ames Placer Roseville Comment
  RSA0051410  Linanthus harknessii George K. Helmkamp, E. A. Helmkamp 2012-6-19 19235 Placer Foresthill Road, 6.9 miles east of its junction with Devil s Thumb Road. 1973 Comment
  UCD162567  Linaria vulgaris Steve Matson 2004-8-1 909 Placer nSNH; Tahoe Basin; Tahoe City near lakeshore at Truckee River outlet. NE of Gate Keepers Cabin. 1900 Comment
  CDA6376  Linaria vulgaris J. C. Henderson, K. Stark 1971-7-16 Placer Sierra Nevada; Southern Pacific Railroad tracks, Gold Run. Comment
  CDA21151  Lithocarpus densiflorus var. echinoides G. F. Hrusa 1993-11-3 11467 Placer Sierra Nevada; Placer Big Trees Redwood Grove. 1676 Comment
  UCR208270  Lithophragma affine George K. Helmkamp, E. A. Helmkamp 2009-5-7 14636 Placer Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 13.6 miles east of its junction with Forest Hill Road in Foresthill 771 Comment
  CAS-BOT-BC430966  Lithophragma bolanderi W. A. Weber; Lewis S. Rose 1953-5-19 8389 Placer open grassy hills 1 mi. s. e. of Auburn 304 Comment
  RSA293427  Lithophragma bolanderi Reino Alava 1958-5-3 2024 Placer 8 miles W of Auburn on the County Rd No 74. Comment
  RSA98977  Lithophragma bolanderi L. S. Rose, W. A. Weber 1953-5-19 8398 Placer 1 mile SE of Auburn 305 Comment
  CAS-BOT-BC435606  Lithophragma glabrum A. A. Heller 1917-6-17 12684 Placer Near the Yuba river below Cisco 1676 Comment
  SEINET5501541 Image available Lithophragma parviflorum Sally Walker 1982-8-5 s.n. Placer Ski area above Tahoe, Truckee Rd Comment
  UCD66196  Lolium multiflorum Al Franklin 1987-5-1 87 -05 Placer 1.6 mis. east of I-80 on Foresthill Road, just outside of Auburn. 426 Comment
  UCD66198  Lolium multiflorum August L. Hormay 1932-5-24 Placer West of Auburn. Comment
  SACT001453  Lolium perenne D. Meyer 1983-7-24 Placer Moist shady roadside. 1036.32 Comment
  SACT001456  Lolium perenne Michael Baad 1977-6-2 Placer 8.5 miles southwest of junction of Deadwood Road and Foresthill Divide Road. 666.0 Comment
  UCR173175  Lolium perenne subsp. multiflorum George K. Helmkamp, Elizabeth Helmkamp 2006-4-6 10128 Placer Northern Sierra Nevada Foothills, NE edge of Sacramento metropolitan area; Sierra College Road and King Ranch Road SSE of Rocklin 122 Comment
  UCD66657  Lolium temulentum August L. Hormay 1932-5-24 Placer West of Auburn. Comment
  UCR234211  Lomatium caruifolium var. denticulatum George K. Helmkamp, E. A. Helmkamp 2011-4-10 17169 Placer Sacramento Valley, along Riosa Road, 2.3 miles east of Sheridan 43 Comment
  CHSC79640  Lomatium dissectum var. multifidum G. F. Hrusa; J. Glazner 1999-7-18 15198 Placer Betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. UTM: 10S, 43434N, 07418E. 1920 Comment
  UCR194931  Lomatium utriculatum George K. Helmkamp, E. A. Helmkamp 2007-5-18 12012 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 2.8 miles southeast of Foresthill 814 Comment
  SEINET9687132  Lomatium utriculatum C. Aarstad, H. Mozingo 1979-4-1 s.n. Placer 1.2 mile E of junct. of old and new Auburn-Forest Hills Road 792 Comment
  UC28760  Lonicera conjugialis Kellogg 1870-6-18 Placer Cisco Sierra Nevada 1798 Comment
  SEINET12328859  Lonicera conjugialis J. H. Nishida 1985-1 789 Placer Homewood 1829 Comment
  CAS-BOT-BC200944  Lotus C. L. Hitchcock 1940-5-7 6322 Placer Ca. 1 mile west of Baxter Comment
  CAS-BOT-BC200946  Lotus Hazelle A. Thomas; John H. Thomas 1956-7-21 6183 Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento 2377 Comment
  SEINET3523669 Image available Lotus C. L. Hitchcock 1940-5-7 6322 Placer 1 mi W of Baxter Comment
  UCR208542  Lotus argophyllus var. fremontii George K. Helmkamp, E. A. Helmkamp 2009-5-7 14610 Placer Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 9.8 miles east of its junction with Forest Hill Road in Foresthill 433 Comment
  RSA0056564  Lotus crassifolius Greg de Nevers 1995-8-20 10769 Placer Lake Tahoe. 1828 Comment
  UCR257074  Lotus humistratus George K. Helmkamp, Amy Barnes 2014-4-23 22775 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
  UC147591  Lotus incanus Miss Harriet A. Walker 1908-6-24 1278 Placer Blue Canyon 1432 Comment
  CDA36893  Lotus micranthus CDFA Staff 1995-5-12 s.n. Placer Dry Creek. 0 Comment
  UC1129097  Lotus micranthus N. French 1933-6-5 66 Placer East Rocklin Sacramento Quad. 91 Comment
  JEPS102602  Lotus nevadensis var. nevadensis Lowell Ahart 2001-10-10 9345 Placer French Meadows Reservoir, near the boat or trail access area on the NW side of the reservoir, about 1 mile SW of the bridge across the Middle Fork of the American River, about 2 miles SW of Ahart Camp, about 22 miles (air) NE of Forest Hill. 1594 Comment
  UC65764  Lotus oblongifolius var. oblongifolius P. B. Kennedy and S. B. Doten 1901-8-15 406 Placer 6 mi from French Meadows Comment
  SEINET3694433  Lotus oblongifolius var. torreyi Marcus E. Jones 1881-6-28 2628 Placer Emigrant Gap Comment
  CDA15883  Lotus pinnatus G. F. Hrusa, L. Serafini 1993-6-29 11263 Placer Duncan Creek approx. 100 meters upstream from Mosquito Ridge Rd. bridge crossing, & 1 mile N of French Meadows Reservoir. 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
  UC207653  Lotus purshianus var. purshianus H. M. Hall 1910-7-1 8734 Placer near Cisco; Sierra Nevada Mountains 1828 Comment
  UC569690  Lotus purshianus var. purshianus B. Bolt 1934-7-20 154 Placer Whiskey Hill Colfax Quad. 1645 Comment
  UC862213  Lotus purshianus var. purshianus A. A. Heller 1917-8-12 12872 Placer w of Emigrant Gap (Southern Pacific reservoir) Comment
  UC862226  Lotus purshianus var. purshianus A. A. Heller 1917-8-12 12873 Placer w of Emigrant Gap (Southern Pacific reservoir) Comment
  UCR201931  Lotus uliginosus George K. Helmkamp, E. A. Helmkamp 2008-8-20 14024 Placer Northern Sierra Nevada Mountains, Donner Pass Road on the west side of Donner Pass and east of Norden 2149 Comment
  RSA406275  Lotus unifoliolatus Wm. Martin 1973-9-10 20213 Placer 1 mile east of Weimar on Hwy. 80. 610 Comment
  JEPS48919  Lupinus Leland S. Smith 1931-8-11 2537 Placer Mt. Rose Trail, beyond meadow Tahoe, Mt. Rose Trail, beyond meadow (Tahoe, e slope); Tahoe, Mt. Rose trail 2895 Comment
  UC2042525  Lupinus Sue Bainbridge, K. DeLong, Holly Forbes, Barbara Keller 2010-7-27 Placer Tahoe National Forest, Alpine Meadows on the dirt road adjacent to the base level building about 1.3 mile from the parking lot pavement Comment
  SEINET5327612  Lupinus albifrons K. Klein 1976-3-13 s.n. Placer South of Auburn along the North fork of the American River. 290 Comment
  SEINET5327622  Lupinus albifrons F. Brunetti 1962-4-1 s.n. Placer 2 miles east of Auburn, North Fork American River. 274 Comment
  SD248424  Lupinus albifrons var. albifrons George K. Helmkamp, Mary Alice Barnes 2013-4-18 20361 Placer Northern Sierra Nevada Mountains Foothills: Yankee Jim Road, 2.4 miles east of its junction with Canyon Way, 2.5 miles ENE of Weimar. 512 Comment
  OBI82142  Lupinus albifrons var. collinus George K. Helmkamp, Mary Alice Barnes 2013-5-3 20486 Placer Northern Sierra Nevada Mountains Foothills: Mosquito Ridge Road, 4.7 miles south of Forest Hill Road, 1.8 mi. east (92 deg. ) of Foresthill. 829 Comment
  POM10974  Lupinus apertus A. A. Heller 1909-7-16 9839 Placer Summit. 2134 Comment
  UC1129252  Lupinus apertus G. T. Nordstrom 1934-6-18 102 Placer North Slope Texas Hill; Tahoe National Forest, Colfax Quad., Texas Hill Comment
  UC1129253  Lupinus apertus B. Bolt 1934-7-6 82 Placer 1 1/2 mi se Monumental Hill; Tahoe National Forest, Colfax Quad., se of Monumental Hill Comment
  JEPS46223  Lupinus apertus L. S. Smith 1931-6-3 2553 Placer summit at Duncan Peak (Tahoe Forest); , Duncan Peak 2133 Comment
  UC477529  Lupinus apertus L. S. Smith 1931-6-3 2553 Placer summit at Duncan Peak; Tahoe National Forest, summit at Duncan Peak 2133 Comment
  JEPS86490  Lupinus arbustus L. R. Heckard with J. Hickman and Alice Howard 1986-7-26 6571 Placer ca 5 mi se Donner Lake (Sherman Chickering's Soda Springs holdings); se of Donner Lake, e of Tinker Knob 2621 Comment
  UC150140  Lupinus arbustus A. A. Heller 1909-7-16 9857 Placer summit, Placer Co. Comment
  CAS-BOT-BC8276  Lupinus arbustus subsp. silvicola Amos Arthur Heller 1909-7-16 9857 Placer Summit 2133 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
  UCD22082  Lupinus argenteus var. heteranthus Rex Palmer 1979-6-20 N 318 Placer Headwaters basin area of the North Fork of the American River. Comment
  CAS-BOT-BC208844  Lupinus argenteus var. meionanthus John Thomas Howell 1943-7-21 18674 Placer Mt. Lincoln Comment
  UC1129501  Lupinus argenteus var. meionanthus R. C. Wilson 1934-9-20 77 Placer Granite Chief Mt.; Tahoe National Forest, Truckee Quad. 2743 Comment
  CDA27396  Lupinus benthamii unknown s.n. Placer Back of Loomis. 0 Comment
  CDA27414  Lupinus bicolor T. C. Fuller 1958-4-15 Placer Highway 99E, 0.5 mile north of Roseville. 0 Comment
  CDA37057  Lupinus bicolor CDFA Staff s.n. Placer Pino Ranch, near Newcastle. 0 Comment
  UCR188850  Lupinus bicolor George K. Helmkamp, E. A. Helmkamp 2007-3-25 11705 Placer Northern Sierra Nevada Mountains Foothills, Forest Hill Road, 0.9 mile east of its junction with CA-49 at the bridge of the junction of American River forks 287 Comment
  UCD33676  Lupinus breweri Beecher Crampton 1971-8-16 8752 Placer Lake Tahoe, Tahoe Vista. 1920 Comment
  POM216163  Lupinus densiflorus var. lacteus D. D. Keck 1933-6-1 2433 Placer Loomis, city limits on road to Folsom. Comment
  RSA121629  Lupinus grayi N. H. French 1934-5-24 358 Placer North fork of west fork American River. 1341 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
  UCD108133  Lupinus latifolius F. A. MacFadden 1934-7-9 s.n. Placer Near flume below Emigrant Gap. Comment
  UC1129681  Lupinus latifolius var. latifolius N. French 1933-5-15 52 Placer American River 609 Comment
  UC198112  Lupinus latifolius var. latifolius Katharine Brandegee Aug. 1917 Placer Cisco Comment
  SEINET6655518  Lupinus latifolius var. latifolius L. S. Smith 1927-8-6 2158 Placer Tahoe NF; Top of hill south of Robertson Flat Ranger Station; Duncan Peak Ridge.; 0 2347 Comment
  UCD108251  Lupinus lepidus var. confertus G. K. Helmkamp; E. A. Helmkamp 2005-9-30 9964 Placer Northern High Sierra Mountains: ca. 3.5 mi NW of Lake Tahoe; Along the Truckee River and CA Highway 89, 0.1 mi N of Alpine Meadows Road. 1902 Comment
  JEPS86476  Lupinus lepidus var. lobbii L. R. Heckard with J. Hickman and Alice Howard 1986-7-26 6551 Placer ca 5 mi se Donner Lake (e of Tinker Knob, Sherman Chickering's Soda Springs holdings); se of Donner Lake, Sherman Chickering's Soda Springs holding 2590 Comment
  CDA12397  Lupinus lepidus var. sellulus G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8525 A Placer Lake Tahoe; Upper Ward Valley, 4 miles SW of Tahoe City. Comment
  UCR171401  Lupinus lepidus var. sellulus George K. Helmkamp, E. A. Helmkamp 2005-9-30 9964 Placer Northern Sierra Nevada Mtns., c. 3.5 mi NW of Lake Tahoe; Along the Truckee River and Calif. Highway 89, 0.1 mi N of Alpine Meadows Road 1902 Comment
  UC1481901  Lupinus lepidus var. sellulus D. B. Dunn, LeDoux and Kenney 1973-6-26 21040 Placer 0.4 mi e Norden Post Office (approaching Donner Pass); , e of the Norden Post Office Comment
  RSA413787  Lupinus lyallii var. lyallii Marcus E. Jones 1930-7-10 25457 Placer Lake Tahoe Comment
  UCR250172  Lupinus nanus George K. Helmkamp, Mary Alice Barnes 2013-5-3 20484 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 4.7 miles south of Forest Hill Road, 1.8 mi. east (92 deg. ) of Foresthill 829 Comment
  CAS-BOT-BC438822  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
  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
  SEINET8059977  Lupinus polyphyllus var. burkei Caldwell 1962-5-9 120 Placer 6 miles north of Auburn, Highway 40 610 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
  POM127158  Lupinus vallicola subsp. vallicola Francis Ramaley 11099 Placer Lincoln Comment
  CHSC74327  Luzula cascadensis Susi Urie; Eric Schroder 1998-9-11 98 -342 Placer Lake Tahoe Basin--National Forest. Antone Meadows; along Burton Creek, about 2.1 mi northwest of Lake Tahoe. 2072 Comment
  CAS-BOT-BC436673  Luzula comosa var. laxa W. R. Dudley 1893-6-1 s.n. Placer Back of Tallac Comment
  UC144638  Luzula subcongesta A. A. Heller 1903-8-10 7135 Placer above Donner Pass 2286 Comment
  JEPS102475  Lythrum portula Lowell Ahart 2001-10-10 9344 Placer French Meadows Reservoir, near boat or trail access area on NW side of reservoir, about 1 mi SW of bridge across Middle Fork of American River, about 2 mi SW of Ahart Camp, about 22 mi (air) NE of Forest Hill. Comment
  JEPS99000  Lythrum portula Lowell Ahart 2001-10-10 9344 Placer French Meadows Reservoir, near boat or trail access area on NW side of reservoir, about 1 mi SW of bridge across Middle Fork of American River, about 2 mi SW of Ahart Camp, about 22 mi (air) NE of Forest Hill. 1594 Comment
  CAS-BOT-BC342660  Madia citriodora K. Curran 1883-4-1 s.n. Placer Roseville Comment
  UCR218245  Madia citriodora George K. Helmkamp, Mary Alice Barnes & Mary Jane Ganibe 2010-7-2 16431 Placer Sierra Nevada Mountains Foothills, Yankee Jims Road on the east side of Yankee Jims Bridge over the North Fork American River, 5 mi. SE (146 deg. ) of Colfax 282 Comment
  JEPS126353  Madia elegans Steve Matson 1998-7-27 346 Placer Tahoe north shore; Snow Creek Watershed, Tahoe Vista/Kings Beach; dirt road extension west of North Ave. at junction west fork of Snow Creek. Comment
  CAS-BOT-BC343772  Madia elegans Grant 1906-7-25 7071 Placer Tallac - Lake Tahoe Comment
  CHSC82652  Madia glomerata Lowell Ahart 2002-7-22 9878 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
  UCD75734  Madia glomerata Ellen Dean, M. Starbuck,; K. Mawdsley, G. Harrington, M. Bibbo, J. Poloske 2008-7-20 5196 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, side of undeveloped road near hairpin turn. 2160 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
  UCR194969  Madia gracilis George K. Helmkamp, E. A. Helmkamp 2007-5-18 12000 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
  POM284521  Madia minima Lyman Benson 1933-6-26 4527 Placer Cisco, U.S. 40. Sierra Nevada; Bear River watershed. 1829 Comment
  POM260281  Madia rammii C. L. Hitchcock 1940-5-14 6394 Placer Meier Ranch, 6 miles north of Colfax. 762 Comment
  CAS-BOT-BC508529  Maianthemum racemosum G. K. Helmkamp; E. A. Helmkamp 2007-6-12 12314 Placer Lake Spaulding Road just north of its junction with Highway CA-20, Northern Sierra Nevada Mountains 1609 Comment
  CHSC85745  Maianthemum racemosum G. F. Hrusa; J. Glazner 2000-9-3 15663 A Placer Northern Sierra Nevada. Sugar Bowl Ridge, immediately to W of proposed Crow's Nest ski run. 2164 Comment
  UCD150496  Maianthemum stellatum James A. Neilson Jr. 1970-8-7 2067 Placer Tahoe Basin, Tahoe Pines, 895 Grand Ave. 1920 Comment
  POM33073  Malacothrix floccifera Marcus E. Jones 1882-7-3 s.n. Placer Colfax. Comment
  UCD107663  Marah fabacea Gordon H. True; John Thomas Howell 1972-3-17 7074 Placer Just south of Auburn Ravine, 1.5 miles west of Lincoln. 48 Comment
  SEINET8551113  Marah fabacea S. Dean 1979-3-31 s.n. Placer Eldorado Creek near junction with North Fork of Middle Fork of American River, Mosquito Ridge Road to French Meadows. 518 Comment
  UCR250066  Marrubium vulgare George K. Helmkamp, Mary Alice Barnes 2013-5-3 20470 Placer Foothills, northern Sierra Nevada Mountains, SW edge of Foresthill, Mosquito Ridge Road, 0.2 mile south of Forest Hill Road 974 Comment
  UC122541  Marsilea vestita subsp. vestita T. S. Brandegee Sept, 1888 Placer Emigrant Gap Comment
  CDA37228  Medicago polymorpha CDFA Staff s.n. Placer Nute Ranch, near Nute Road. 0 Comment
  SACT001477  Melica aristata D. Meyer 1984-7-8 Placer ground at lakeside 1758.0 Comment
  UC1256278  Melica aristata R. K. Gierisch and D. H. Esplin 1969-7-11 3522 Placer Big Bend; Tahoe Forest 1828 Comment
  UCD67013  Melica aristata Beecher Crampton 1955-6-15 2905 Placer Yankee Jims. Comment
  UCD18259  Melica bulbosa E. A. Dean; N. Wymer, T. and M. Starbuck 1998-8-15 471 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
  UCD87276  Melica fugax A. A. Heller 1917-6-17 12699 Placer Yuba River. Comment
  UCD87278  Melica fugax A. A. Heller 1917-6-17 12699 Placer Along the Yuba River below Cisco. 1676 Comment
  CAS-BOT-BC282114  Melica geyeri Marcus E. Jones 1982-6-30 3553 Placer Emigrant Gap Comment
  UCD149395  Melica geyeri G. Ledyard Stebbins 1976-7-4 7681 Placer Little Crater. (Exact location unknown. Coordinates estimated by label maker.) Comment
  UCR249593  Melica harfordii George K. Helmkamp, Elizabeth Helmkamp 2013-6-11 20819 Placer Northern Sierra Nevada Mountains Foothills, Yankee Jim's Road, 3.6 miles northwest of its junction with Forest Hill Road 768 Comment
  SACT001527  Melica stricta Michael Baad 1976-8-12 Placer Southwest to Emigrant Peak along Shirley Lake Ski Lift 2316.0 Comment
  SACT001529  Melica stricta Michael Baad 1976-8-25 Placer ridge north of and including Twin Peaks. 3.5 miles northwest of Homewood. 2500.0 Comment
  UCD88310  Melica stricta Tamara Kan 1992-7-25 s.n. Placer East slope of Silver Peak. 2377 Comment
  SACT001539  Melica torreyana Michael Baad 1983-5-7 Placer 2 miles south of Colfax on Iowa Hill Road; rocky opening; disturbed area 978.0 Comment
  SACT001558  Melica torreyana D. Meyer 1984-6-10 Placer 3.2 km southwest of Colfax, steep shady cliff along slowly moving stream 606.0 Comment
  SEINET11262285  Melica torreyana George Helmkamp, E. A. Helmkamp 2012-5-5 18915 Placer Northern Sierra Nevada Mountain Foothills: Lake Clementine Road, 1.2 miles west of its junction with Foresthill Road, .3 air miles SE of Clementine Dam on the American River (Auburn 7.5').; 0 396 Comment
  UCR235612  Melica torreyana George K. Helmkamp, E. A. Helmkamp 2012-5-5 18915 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
  UCD33737  Melilotus albus Beecher Crampton 1972-7-26 8848 Placer Placer County, Carpenter Flat east of Emigrant Gap. 1615 Comment
  CDA19488  Melilotus indicus M. I. Wibawa 2002-5-27 265 Placer Sacramento Valley; Folsom Lake, American River bike trail to Folsom Lake State Recreation Area. 91 Comment
  JEPS126287  Mentzelia dispersa Steve Matson 1998-6-21 260 Placer nSNH; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; 100 meters north of Highway 267. Comment
  SEINET6167714  Micranthes C. Aarstad, H. N. Mozingo 1979-4-1 s.n. Placer Eldorado Creek near junction with north fork of Middle fork of American River; Mosquito Ridge Rd. to French Meadows 518 Comment
  CAS-BOT-BC428535  Micranthes aprica Brannan; Kellogg 1870-6-9 s.n. Placer Cisco Comment
  SBBG29103  Micranthes californica C. L. Hitchcock 1940-5-7 6345 Placer ca. 1 mi W of Baxter Comment
  SEINET6033452  Micranthes californica R. L. Smith 1942-4-3 s.n. Placer 10 miles east of Roseville 152 Comment
  UCD43912  Micranthes oregana C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-9 1278 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  SEINET12220884  Micranthes tolmiei C. F. Sonne 1885-1 s.n. Placer Tinkers Knob, Sierra Nevada Mts 2743 Comment
  CAS-BOT-BC348388  Micropus californicus var. californicus G. L. Stebbins 1978-5-28 7881 Placer West side of Big Crater 1280 Comment
  CAS-BOT-BC348389  Micropus californicus var. californicus H. L. Mason 1933-5-28 7236 Placer Tahoe-Colfax road, three to four miles north of Colfax Comment
  CAS-BOT-BC349323  Microseris nutans L. S. Smith 1926-5-26 1868 A Placer Tahoe National Forest. Duncan Canyon 1676 Comment
  POM33641  Microseris nutans Marcus E. Jones 1882-6-27 s.n. Placer Emigrant Gap. Comment
  UCD75936  Microseris nutans Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5158 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, along Emigrant Trail on the N side of the north fork of Cold Creek. Sides of trail. 2124 Comment
  CAS-BOT-BC349330  Microseris nutans Alice Eastwood 1912-6-15 s.n. Placer Dear Park, Lake Tahoe Region Comment
  UCD122225  Mimulus aurantiacus M. H. Mills 1996-4-12 146 Placer 5830 Walden Lane, Loomis. 180 Comment
  UC445119  Mimulus aurantiacus var. grandiflorus C. F. Sonne 1891-6-17 4268 Placer near Colfax (at Cape Horn) Comment
  UC566985  Mimulus aurantiacus var. grandiflorus N. French 1934-5-29 376 Placer 1 mi w Lake Spaulding; Tahoe National Forest, Colfax Quadrangle 1463 Comment
  UCD122317  Mimulus aurantiacus var. grandiflorus F. A. MacFadden 1934-7-2 s.n. Placer American River, Rawhide Mine. Comment
  UC26696  Mimulus aurantiacus var. grandiflorus Mrs. M. M. Hardy 1893-1 Placer Comment
  UC943801  Mimulus aurantiacus var. grandiflorus H. E. McMinn 1945-10-20 5502 Placer 1 1/2 mi w Lake Spaulding (ca. 40 yds from Bear River Bridge, e end of Bear Flats) Comment
  CDA19559  Mimulus bicolor M. I. Wibawa, G. F. Hrusa (16049), J. Glazner 2002-5-22 219 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
  UC886108  Mimulus bicolor C. L. Hitchcock 1940-5-14 6398 Placer ca. 6 mi n Colfax; Meier Ranch 762 Comment
  JEPS71712  Mimulus breweri Gladys L. Smith 1972-6-18 3157 b Placer below Scott Peak 2072 Comment
  SCFS11529138  Mimulus cardinalis E. Krimmel, F. Felix 2012-9-13 Placer NFAm 2.5 mi downstream from Cedars. Growing in creek gravel bar near confluence with river. Comment
  UCR231861  Mimulus cardinalis George K. Helmkamp, E. A. Helmkamp 2010-8-14 16775 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
  JEPS59502  Mimulus guttatus Ezra Brainerd and Viola B. Baird 1915-7-10 257 Placer Deer Park Sierra Nevada Mts. 1920 Comment
  RSA447928  Mimulus guttatus Fay A. MacFadden 1934-7-10 12774 Placer Canyon Creek. Dutch Flat. Comment
  UCD162607  Mimulus guttatus Steve Matson 1999-7-28 130 Placer nSNH; Tahoe north shore; Snow Creek watershed, Tahoe Vista/Kings Beach; west fork bog. 1920 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
  RSA535814  Mimulus kelloggii David M. Thompson, Barbara J. Ertter 1989-4-9 997 Placer 3.0 road mi NE of Shirttail Creek bridge along Shirttail Canyon Road. 500 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
  UCD130330  Mimulus lewisii Albert Grigarick 2011-8-31 308 Placer Alpine Meadows Ski Resort. Approx. 300 yds W of headquarters. 2144 Comment
  JEPS71713  Mimulus lewisii Gladys L. Smith 1972-8-25 3436 Placer meadow below North cirque; Granite Chief 2575 Comment
  JEPS71705  Mimulus minusculus Gladys L. Smith 1972-6-18 3141 Placer Alpine Meadows 2072 Comment
  JEPS86482  Mimulus moniliformis L. R. Heckard with J. Hickman and Alice Howard 1986-7-26 6562 Placer ca. 5 mi se Donner Lake (Sherman Chickering's Soda Springs holdings, on w flank of Tinker Knob) Comment
  UCD122789  Mimulus nanus var. jepsonii G. K. Helmkamp; E. A. Helmkamp 2007-5-23 12057 Placer Northern Sierra Nevada Mountains. Along Forest Hill Road, 11.1 miles northeast of Foresthill. Comment
  RSA0077806  Mimulus nanus var. mephiticus Milo S. Baker 1904-7-15 s.n. Placer Lake Valley, Lake Tahoe Region. Comment
  UC1585911  Mimulus pardalis Barbara Ertter with David Thompson 1989-4-8 8173 Placer ca. 2 mi from I-80 (Iowa Creek Rd, near entrance to Auburn State Recreation Area, at creek crossing) 518 Comment
  POM5092  Mimulus primuloides var. pilosellus Allen M. Carpenter 1892-08 s.n. Placer [No location data on label] Comment
  UC103755  Mimulus tilingii C. F. Sonne 1895-7-25 Placer Washoe Mts. Sierra Nevada Mts. (w slope) Comment
  UC193047  Mimulus tilingii C. F. Sonne Jul 25 1895-Aug 1 1895 Placer w slope Washoe Mts. Comment
  JEPS8144  Mimulus torreyi W. L. Jepson 1918-8-20 8078 Placer Tahoe City Lake Tahoe 1905 Comment
  SCFS1235  Mimulus torreyi E. Krimmel 2013-1 Placer North Fork American River, below Soda Springs Road on trail to Heath Falls Overlook at Land of the Lost. Comment
  SCFS5066  Mimulus torreyi E. Krimmel 2014-6-26 Placer Above NF river on north side, not far above Heath Falls overlook Comment
  UC573534  Mimulus torreyi N. French 1934-6-15 414 Placer Scott Hill Tahoe National Forest, Colfax Quadrangle 1463 Comment
  SEINET215329  Minuartia californica F. M. Dummel 1967-1 12 Placer 2 mi W of Penryn 230 Comment
  CAS-BOT-BC432975  Mitella breweri A. A. Heller 1909-7-16 9833 Placer Summit 2133 Comment
  CHSC97702  Mollugo verticillata Lowell Ahart 2007-11-13 14598 Placer On the strand of Camp Far West Reservoir, about 300 yards west of Bear River, about 1/8 mile east of McCourtney Road, about 5 1/2 miles (air) northeast of Sheridan. 73 Comment
  UC1745630  Mollugo verticillata Annetta M. Carter 1945-11-4 1735 Placer 4.5 mi. NW of Roseville on road to Marysville Roseville; Sacramento Valley, Pleasant Grove Creek; Pleasant Grove Creek, 4.5 mi. NW of Roseville on road to Marysville. Sacramento Valley. Comment
  UCD38470  Monardella breweri subsp. lanceolata Beecher Crampton 1955-6-15 2880 Placer Bunch Canyon. 2.5 miles south of US Hwy. 40, road to Forest Hill. Comment
  LA27283  Monardella odoratissima Lewis S. Rose; 1941-7-16 41316 Placer Homewood, Lake Tahoe 1920 Comment
  UCR216032  Monardella odoratissima subsp. pallida George K. Helmkamp, Amy Barnes 2009-7-12 15188 Placer Sierra Nevada Mountains, along Foresthill Road 10.3 miles northeast of the town of Foresthill 1370 Comment
  CHSC73979  Montia chamissoi Susie Urie 1998-8-11 98 -017 Placer Lake Tahoe Basin. About 0.5 mi north of Ward Creek, along a small tributary; about 2 mi west of Lake Tahoe and Sunnyside. 2097 Comment
  CAS-BOT-BC444733  Montia chamissoi John Thomas Howell 1938-8-2 13993 Placer 5 miles n. of Brockway Comment
  JEPS82034  Montia linearis Gladys L. Smith 1982-6-24 7433 Placer Goose Meadow 1828 Comment
  SD1563  Montia parvifolia C. F. Sonne 1891-8-9 Placer Sierra Nevada Mountains, Canon above Squaw Valley Comment
  CDA15989  Muhlenbergia filiformis G. F. Hrusa, J. Glazner 1999-7-17 15171 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. . 1889 Comment
  SACT001589  Muhlenbergia filiformis D. Meyer 1984-7-8 Placer Road to Lake Valley Reservoir roadside. 1758.0 Comment
  SACT001591  Muhlenbergia filiformis D. Meyer 1984-8-4 Placer Moist shady roadside. 1358.0 Comment
  UCD86596  Muhlenbergia filiformis Beecher Crampton 1955-7-13 2986 Placer Placer County, 3.5 miles east of Baxter, mountain slopes above U.S. Highway 40. Comment
  SBBG116113  Muhlenbergia rigens B. Crampton 1969-11-13 8530 Placer Weimar on Interstate 80 685 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
  CAS-BOT-BC515662  Muscari botryoides Shannon Wright 1994-5-13 7 -5 Placer Hwy 80 above truckee on Placer-Nevada county line Comment
  CAS-BOT-BC83228  Myosurus minimus Alice Eastwood 1912-6-15 467 Placer Lake Tahoe Region. Tahoe City. Comment
  UC634963  Myosurus minimus H. L. Mason 1933-5-28 7240 Placer Tahoe Meadows Comment
  CDA20398  Myriophyllum sibiricum R. Simon 2002-7-5 PDR P 087235 Placer Sierra Nevada; Martis Reservoir. 0 Comment
  CDA19325  Myriophyllum spicatum R. Kerr 2001-6-21 s. n. Placer Sierra Nevada; Truckee River below Fanny Bridge in the vicinity of Tahoe City. 1896 Comment
  POM312394  Myriophyllum verticillatum S. Galen Smith, Malcolm A. Nobs 1949-8-21 1510 Placer Between Sandy Beach and Agate Bay, noryh end of Lake Tahoe. Comment
  SEINET8731508 Image available Nama lobbii Margaret J. Williams 1984-1 84- 64 -2 Placer East side of Hwy 20 near the intersection with the Diamond Creek Road. Elev. : 5400 ft. 1646 Comment
  CDA19161  Nasturtium officinale R. Simon April 2001 PDR 062728 Placer Sierra Nevada; Sierra Meadows Rd., Rocklin. 0 Comment
  UCD22115  Navarretia breweri Rex Palmer 1979-7-12 N 609 Placer Headwaters basin area of the North Fork of the American River. Comment
  CHSC79795  Navarretia divaricata G. F. Hrusa; J. Glazner 1999-7-18 15226 Placer Betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. UTM: 10S 43434N, 07418E. 1905 Comment
  SEINET3861933  Navarretia divaricata subsp. divaricata Genevieve K. Walden 2009-6-25 211 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
  UC856864  Navarretia divaricata subsp. vividior Alice Eastwood Jun 20 1912-Jun 22 1912 498 Placer Colfax Comment
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Sep 7 2010
  CHSC83178  Navarretia eriocephala Beecher Crampton 1953-5-14 1273 Placer 3 miles north of Roseville, on Highway 99E. Along railroad right of way. Comment
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Aug 1 2011
  UC718539  Navarretia eriocephala Carl B. Wolf 1937-5-12 Placer 1 mi n Lincoln; Sacramento Valley 45 Comment
  UCD36286  Navarretia eriocephala Beecher Crampton 1953-5-14 1273 Placer Placer County, 3 miles north of Roseville, on Highway 99E. Comment
  UC126091  Navarretia filicaulis Marcus E. Jones, A. M. 1882-7-3 3417 Placer Colfax Comment
  JEPS127410  Navarretia intertexta subsp. propinqua Steve Matson 1998-6-27 303 Placer nSNH Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area north side of Highway 267, just west of Martis Creek. Comment
  UC908642  Navarretia intertexta subsp. propinqua Herbert L. Mason Placer n of Lake Tahoe; Squaw Creek Valley 1889 Comment
  UC106886  Navarretia leptalea T. S. Brandegee 1889-7-6 Placer Alta Calif. Comment
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Aug 13 2007
  RSA562586  Navarretia leptalea subsp. bicolor Alva Day 1982-7-13 82 -72 Placer Soda Springs Rd. 1.7 mi. N of Chickering property. Comment
  UCD48530  Navarretia leucocephala Beecher Crampton 1953-5-26 1334 Placer 2 miles north of Lincoln. Vernal pool bed; dry pasture, Sunnybrook farm (Francheschi). Comment
  UC660002  Navarretia leucocephala Lincoln Constance 1941-5-28 2820 Placer 2 mi n Lincoln; Sacramento Valey 60 Comment
  CAS-BOT-BC230533  Navarretia prolifera subsp. lutea Mrs. E. C. Sutliffe 1927-6-1 s.n. Placer Highway near Phillips Resort Comment
  UCD36325  Navarretia tagetina Beecher Crampton 1953-5-26 1342 Placer Placer County, 2 miles north of Lincoln, at Chamberlain Ranch, adjacent to Sunnybrook Farm. Comment
  SBBG29933  Nemophila heterophylla C. L. Hitchcock 1940-5-7 6321 Placer ca. 1 mi W of Baxter Comment
  SEINET5520968  Nemophila heterophylla C. Aarstad 1979-4-1 s.n. Placer 5.8 miles east of junction of old and new Auburn-Forest Hills Road 792 Comment
  POM126461  Nemophila maculata W W Mackie 1904-04 s.n. Placer Newcastle. 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
  RSA20890  Nemophila maculata Carl B. Wolf 1937-3-30 8353 Placer Sacramento Valley, 1.5 miles east of Lincoln on Penryn Road. 61 Comment
  SEINET5521021  Nemophila menziesii A. Beninghoff 1930-3-15 2684 Placer 5 miles east of Lincoln Comment
  SD241051  Nemophila pulchella var. fremontii George K. Helmkamp, E. A. Helmkamp 2010-4-17 15901 Placer Northern Sierra Nevada Mountains Foothills: along CA-49, 2.5 miles southeast of Pilot Hill (Colloma 7.5'Q) 270 Comment
  UCR222894  Nemophila pulchella var. fremontii George K. Helmkamp, E. A. Helmkamp 2010-4-17 15901 Placer Sierra Nevada Mountains Foothills, along CA-49, 2.5 miles southeast of Pilot Hill 271 Comment
  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
  UC177579  Nicotiana acuminata var. multiflora H. M. Hall 1914-8-2 9838 Placer near Roseville 60 Comment
  UCD110195  Notholithocarpus densiflorus Thomas Morley 1946-9-28 814 Placer 2 1/2 miles north north-east of Alta. 1249 Comment
  UCD110207  Notholithocarpus densiflorus G. L. Stebbins Jr.; R. Bacigalupi, F. Ehrendorfer, J. Hunziker, et al. 1952-7-20 5135 Placer 5 miles northeast of Forest Hill, on road to Iowa Hill. 914 Comment
  SEINET7067124  Odontostomum hartwegii A. G. Vestal 1947-4-29 s.n. Placer Serpentine about 3.8 miles north of Auburn and 0.2 miles south of Elders Corner on Route 49. Coordinate datum: NAD27. UTM Zone 10, 664672mE, 4313245mN. Comment
  UCD39233  Odontostomum hartwegii Beecher Crampton 1955-6-15 2869 Placer Bunch Canyon Head. Comment
  SEINET6824803  Oemleria cerasiformis B. Rice 1941-3-10 s.n. Placer Near Colfax Comment
  CDA38632  Onopordum acanthium Clayton Seado 2012-8-8 PDR# 1611235 Placer Drum Forebay, near Drum Forebay Road. 0 Comment
  UCD44444  Oreostemma alpigenum var. andersonii C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1810 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  UCD160078  Orobanche fasciculata Sue Nichol 2015-4-15 s.n. Placer Along Foresthill Rd. between town of Foresthill and Foresthill Bridge. Just E of Butcher Ranch Rd.: near mailbox 17010 and Forest Service gate 124. Northwest side of the road. 551 Comment
  UCR173258  Orobanche uniflora George K. Helmkamp, Elizabeth Helmkamp 2006-5-13 10446 Placer Northern Sierra Nevada Foothills, c. 4 air mi. NE of Auburn, along an unnamed road to Lake Clementine, 1.2 mi. N of Forest Hill Road 422 Comment
  CAS-BOT-BC500307  Orobanche uniflora subsp. occidentalis C. F. Sonne 1884-8-24 281 Placer Sierra Nevada Mountains: Rocks above Coldstream Comment
  RSA0068982  Orobanche uniflora subsp. occidentalis Marcus E. Jones 1882-7-1 s.n. Placer Emigrant Gap Comment
  UCD22164  Orthilia secunda Rex Palmer 1979-7-11 N 537 Placer Headwaters basin area of the North Fork of the American River Comment
  UCD162559  Orthocarpus cuspidatus subsp. cryptanthus Steve Matson 1998-6-27 320 Placer nSNH; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; 600 meters south of Highway 267, south of Martis Creek. 1780 Comment
  SJSU3256  Orthocarpus cuspidatus subsp. cryptanthus R. L. Fisher 1959-8-4 Placer Emigrant Meadow 2286 Comment
  SEINET3159771  Orthocarpus pilosus G. B. Grant 1906-7-25 887 Placer Lake Tahoe, Sierra Nevada Mts. Tallac 1890 Comment
  UCR194696  Osmorhiza chilensis George K. Helmkamp, E. A. Helmkamp 2007-5-30 12202 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 17 miles east of its junction with Forest Hill Road in Foresthill, NW of Ditch Camp 963 Comment
  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
  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
  UC849847  Oxyria digyna A. A. Heller 1917-8-14 12922 Placer near the crest Mt. Lincoln (s of Summit valley); Mt. Lincoln s of Summit valley 2499 Comment
  CAS-BOT-BC10505  Paeonia brownii Alice Eastwood 1912-6-15 362 Placer Deer Park, Lake Tahoe Region Comment
  JEPS126291  Paeonia brownii Steve Matson 2001-5-28 448 Placer nSNH; Martis Valley, about 4 miles SE of Truckee; Martis Creek Wildlife Area; south of Highway 267, south of power lines, west of Golf Course. Comment
  UCD36704  Panicum acuminatum var. fasciculatum Beecher Crampton 1955-7-13 2987 Placer 3.5 miles east of Baxter, along U.S. Highway 40. Comment
  CAS-BOT-BC253820  Panicum dichotomiflorum Beecher Crampton 1977-9-30 9531 Placer Applegate, opposite grocery store Comment
  UCR146672  Panicum dichotomiflorum subsp. dichotomiflorum Beecher Crampton 1977-9-30 9531 Placer Sierra Nevada foothills, Applegate, along road opposite grocery store 610 Comment
  UC170098  Parnassia fimbriata Miss Helen D. Geis 1912-6 203 Placer Crags, Deer Park Deer Park; Crags, Deer Park Comment
  CAS-BOT-BC258772  Paspalum urvillei David D. Keck 1932-7-1 1595 Placer 2 miles N. of Auburn on Nevada City road 425 Comment
  UCR141668  Paspalum urvillei Beecher Crampton 1965-9-13 7499 Placer Sierra Nevada Mtns., Gold Run, Interstate Hwy 80 976 Comment
  UCD44479  Pectiantia breweri C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1845 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  POM298008  Pedicularis attollens A. A. Heller 1919-7-26 13315 Placer West of Donner Pass. 2073 Comment
  UC128142  Pedicularis attollens Miss Harriet A. Walker 1470 Placer near Cisco Lake; Cisco Comment
  UC103240  Pedicularis groenlandica C. F. Sonne July 1892 Placer Mountains above Baldstream; Sierra Nevada Mountains Comment
  JEPS72227  Pedicularis semibarbata Gladys L. Smith 1972-6-19 3172 Placer Tahoe City 1901 Comment
  POM44038  Pedicularis semibarbata Marcus E. Jones 1882-06 s.n. Placer Emigrant Gap. Comment
  CAS-BOT-BC69324  Pellaea brachyptera Marcus E. Jones 1882-4-28 3275 Placer Emigrant Gap 1615 Comment
  SEINET3153898  Pellaea brachyptera M. E. Jones 1882-6-28 3275 Placer Emigrant Gap Comment
  UC197942  Pellaea breweri C. F. Sonne Aug. 1878 Placer Coldstream Comment
  CAS-BOT-BC67606  Pellaea bridgesii John H. Thomas; Hazelle A. Thomas 1956-7-21 6223 Placer Sierra Nevada - vicinity of Donner Pass, about 80 miles northeast of Sacramento. 2377 Comment
  UCD69352  Pellaea bridgesii S. Rivas; M. Barbour, D. S. Mata and P. Rodriguez 1997-9-3 Placer Soda Springs. Soda Springs Road. Tahoe National Forest. American River Canyon. 1850 Comment
  CAS-BOT-BC67622  Pellaea mucronata Peter H. Raven; G. L. Stebbins, Jr. 1952-4-20 4018 Placer Abvoe bridge on North Fork American River on Rt. 49. 365 Comment
  SCFS1163  Penstemon E. Krimmel, Michael Hamilton 2013-8-1 Placer NFAm. In roadside area at Chickering Meadow. Comment
  JEPS15110  Penstemon azureus B. Bolt 1934-7-11 96 Placer Cascade Lakes Tahoe National Forest, Truckee Quadrangle Comment
  UCR218226  Penstemon azureus subsp. angustissimus George K. Helmkamp, E. A. Helmkamp 2010-6-26 16411 Placer Sierra Nevada Mountains Foothills, Yankee Jims road along Brush Creek in Bunch Canyon, 2.8 miles southeast of its junction with Canyon Way, 2.75 mi. ENE (74 deg. ) of Applegate 476 Comment
  POM286723  Penstemon azureus subsp. azureus Lyman D. Benson 1932-7-31 4016 Placer Donner Lake. Sierra Nevada mtn range, Truckee River watershed. 1890 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
  SEINET5326487 Image available Penstemon azureus var. azureus H. M. Hall 1910-6-19 8702 Placer Cisco, in the Transition Zone 1800 Comment
  CAS-BOT-BC264486  Penstemon heterodoxus var. heterodoxus A. A. Heller 1917-8-13 12921 Placer Ridge NW of Donner Pass 2377 Comment
  UC1063370  Penstemon heterodoxus var. heterodoxus H. S. Yates 1934-6-29 3881 Placer near Brockway; Tahoe National Forest, Truckee Quadrangle Comment
  UC193799  Penstemon heterophyllus var. purdyi C. F. Sonne May 1891 Placer Auburn Comment
  SCFS1157  Penstemon laetus E. Krimmel 2013-7-26 Placer NFAm. Swimming Hole Trail. Rocky overlook. Comment
  UCD33548  Penstemon laetus Beecher Crampton 1969-7-1 8487 Placer 1/4 mile W of Emigrant Gap post office on Interstate Hwy. 80. Comment
  SEINET3835855 Image available Penstemon laetus subsp. leptosepalus Marcus E. Jones 1882-7-1 3434 Placer Emigrant Gap Comment
  POM114616  Penstemon laetus var. laetus Ralph Hoffmann 1927-7-17 s.n. Placer Pinos. Comment
  RSA30916  Penstemon newberryi subsp. newberryi A. A. Heller 1917-6-18 12710 Placer Along the Yuba River below Cisco. 1646 Comment
  RSA285590  Penstemon newberryi subsp. newberryi D. C. Michener 1981-7-16 4011 Placer Sierra Nevada. Summit of Donner Pass above railway line and its tunnels; east flank of summit. Comment
  UC565930  Penstemon newberryi var. newberryi N. French 1934-5-24 369 Placer north Fork of North Fork of American River 1341 Comment
  CDA15981  Penstemon roezlii G. F. Hrusa, J. Glazner 1999-7-17 15184 d Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  JEPS15336  Penstemon roezlii N. French 1934-5-28 372 Placer 1 1/2 mi w Black Mountain; Tahoe National Forest, Colfax Quad., w of Black Mountain 1767 Comment
  UC147631  Penstemon roezlii Harriet A. Walker 1908-6-24 1254 Placer Blue Canyon (Blue Canon) Blue Canyon 1432 Comment
  UC579459  Penstemon roezlii N. French 1934-5-28 372 Placer 1 1/2 mi w Black Mountain; Tahoe National Forest, Colfax Quad., w of Black Mountain 1767 Comment
  UCR229563  Penstemon roezlii George K. Helmkamp, E. A. Helmkamp 2011-7-26 17861 Placer Northern Sierra Nevada Mountains, Emigrant Gap Road, 0.1 mile west of its junction with US-80, 0.65 mi. NE (65 deg. ) of Emigrant Gap 1590 Comment
  UCR231009  Penstemon roezlii George K. Helmkamp, E. A. Helmkamp 2010-8-14 16797 Placer Northern Sierra Nevada Mountains, American Hill Road (Forest Route 13), 4.7 miles south of its junction with Foresthill Road and just south of a creek crossing 1552 Comment
  CHSC72890  Penstemon rydbergii var. oreocharis L. P. Janeway; Eric Schroder 1998-7-13 5742 Placer Lake Tahoe Basin Management Unit- National Forest. North side of Blackwood Creek, 1.7 mi west of Lake Tahoe. 1938 Comment
  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
  JEPS124588 Image available Penstemon rydbergii var. oreocharis Dixie Funnell 1965-6-27 18 Placer 4 1/2 miles south of Truckee on HIghway 89 south west of the road. Comment
  SCFS1239  Penstemon speciosus E. Krimmel 2013-6-29 Placer North Fork American River, Painted Rock Trail, S. side top meadow Comment
  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
  CDA15974  Perideridia bolanderi G. F. Hrusa, J. Glazner 1999-7-17 15129 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  UCD18249  Perideridia bolanderi E. A. Dean; N. Wymer, T. and M. Starbuck 1998-8-15 461 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
  UC1123110  Perideridia bolanderi subsp. bolanderi N. French 1934-6-22 472 Placer 1/2 mi w Lake Van Norden; Tahoe N. F., Truckee Quadrangle 2133 Comment
  RSA459111  Perideridia bolanderi subsp. bolanderi Wm. Vortriede 1928-1 s.n. Placer Lake Tahoe. Comment
  UCD21593  Perideridia parishii E. Dean; M. Starbuck, C. Tresan, S. Tresan 2002-7-30 1256 Placer Vicinity of the town of Soda Springs. Along trail that starts at Soda Springs Rd. and travels E from the Serene Lakes region up ca. 100 m to a ridge that looks down on Lake Van Norden and railroad tracks. W-facing slope, descending ridge. 2200 Comment
  SEINET11155459  Perideridia parishii subsp. latifolia A. Robinson, C. Mausert-Mooney, M. McCoy-Sulentic 2009-8-27 NV 030 -280 Placer Onion Creek, take 80 W into cali, exit Donnor pass rd. and head towards the donnor campground, keep on Donnor pass until you get to Soda Springs road and turn left. Follow Soda Springs road until you get to dirt follow for approximately 4 miles to a meadow on left side of the road which is the collections site. 1862 Comment
  UCD43233  Perideridia parishii subsp. latifolia C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-13 602 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  UC1585890  Petrorhagia dubia Barbara Ertter with David Thompson 1989-4-9 8187 Placer ca 8 airmi ne Auburn (Auburn-Forest Hill Road 6.2 mi sw of Spring Garden Road jct.) 609 Comment
  JEPS71489  Phacelia hastata subsp. compacta Gladys L. Smith 1972-6-20 3253 Placer steep slope just below Ward Peak Summit 2628 Comment
  SEINET5764677  Phacelia hastata var. compacta M. J. Williams 1985-7-6 85- 63 -5 Placer Pacific Crest Trail between old and new Donner Summits. Sierra Nevada. Comment
  SDSU6629  Phacelia heterophylla subsp. virgata D. F. Howe 1971-7-2 4760 Placer Near Lake Tahoe, Elderado National Forest, Placer Co. 1890 Comment
  UC1602035  Phacelia heterophylla subsp. virgata N. French 1934-6-22 477 Placer 1/2 mi w Lake Van Norden; Tahoe National Forest, Truckee Quadrangle Comment
  JEPS2123  Phacelia humilis C. J. Fox Jr. July 1895 Placer Deer Park Inn Comment
  RSA145541  Phacelia humilis var. humilis E. R. Blakley 3816 Placer Kings Beach Lake Tahoe. 1905 Comment
  CDA16032  Phacelia hydrophylloides G. F. Hrusa, J. Glazner 2000-9-3 15681 A Placer Sierra Nevada; Sugar Bowl Ridge, immediately to W of proposed Crow's Nest ski run. 2164 Comment
  JEPS126294  Phacelia hydrophylloides Steve Matson 2004-7-4 1071 Placer Tahoe north shore; Griff Creek Watershed above Kings Beach, CA; near junction of Gas Line Road and Griff Creek. Comment
  JEPS3234  Phacelia hydrophylloides L. S. Smith 1928-6-19 2370 Placer Ice Lakes Range Tahoe <National> Forest 2133 Comment
  JEPS59366  Phacelia hydrophylloides Ezra Brainerd and Viola B. Baird 1915-7-25 115 Placer Garden of the Gods Sierra Nevada Mts., Deer Park 2133 Comment
  SD243161  Phacelia hydrophylloides George K. Helmkamp, E. A. Helmkamp 2010-7-28 16662 Placer Northern Sierra Nevada Mountains: Forest Hill Road, 22 miles northeast of the city of Foresthill. 2041 Comment
  UC577926  Phacelia marcescens N. French 1934-6-22 463 (377) Placer Serena Lake Tahoe National Forest, Truckee Quadrangle 2103 Comment
  CDA15650  Phacelia mutabilis G. F. Hrusa, J. Glazner 1999-7-18 15201 Placer Lake Tahoe; Wooded slopes betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1905 Comment
  POM296650  Phacelia mutabilis L. S. Rose 1941-7-11 41311 Placer Chambers Lodge (McKinney), Lake Tahoe. 1951 Comment
  UCD22020  Phacelia mutabilis Beth Lowe Corbin 1982-8-2 155 Placer Onion Creek Campground. 1841 Comment
  CAS-BOT-BC6854  Phacelia namatoides Albert Kellogg 1870-6-23 s.n. Placer Sierra Nevada Mts.: Cisco. Comment
  JEPS126292  Phacelia racemosa Steve Matson 2003-9-6 1042 Placer nSNH; Truckee river Watershed SW of Truckee; Squaw Valley; Shirley Canyon; along Granite Chief trail to PCT. Comment
  UC107463  Phacelia racemosa A. Kellogg July 1870 Placer Summit Comment
  CHSC40969  Phacelia stebbinsii J. D. Jokerst 1984-6-22 2063 Placer On slope south of Long Canyon Creek between an unnamed side creek and a rocky spur ridge that descends into canyon. 1066 Comment
  CDA16036  Phacelia tetramera G. F. Hrusa, J. Glazner 2000-9-3 15677 A Placer Sierra Nevada; Sugar Bowl Ridge, immediately to W of proposed Crow's Nest ski run. 2164 Comment
  SACT001736  Phleum alpinum Michael Baad 1976-8-7 Placer 2072.0 Comment
  SACT001749  Phleum pratense D. Meyer 1983-9-10 Placer Near parking lot, moist streambank and meadow. 1879.0 Comment
  JEPS127438  Phlox diffusa Steve Matson 1999-6-12 405 Placer Tahoe north shore; Snow Creek watershed, Tahoe Vista/kings Beach; dirt road extension of Tiger Ave. heading west. Comment
  JEPS71318  Phlox gracilis Gladys L. Smith 1972-6-20 3268 Placer lower flanks of Ward Peak Ward Peak 2286 Comment
  UC23966  Phlox gracilis State Survey 1890-1 4508 Placer near Auburn Comment
  UC30191  Phlox gracilis H. N. Bolander 1865-1 4508 Placer near Auburn Comment
  CAS-BOT-BC58832  Phyllodoce breweri Elizabeth Parsons Hawver 1911-8-19 s.n. Placer Lake Tahoe - upper meadow, Madden Creek Meadows Comment
  SEINET7270713  Phyllodoce breweri W. D. Billings 1951-8-21 2151 Placer Sierra Nevada, east side of Granite Chief 2621 Comment
  SD254674  Phytolacca americana George K. Helmkamp, Elizabeth Helmkamp 2012-10-30 20090 Placer Sacramento Valley: South Dowd Road, 0.1 mile south of its juncion with Moore Road, SW of Lincoln (Pleasant Grove 7.5'Q) 34 Comment
  UCD19424  Phytolacca americana var. americana A. M. Shapiro 2001-9-20 s.n. Placer Dutch Flat Powerhouse Road, ca. 2.2 km past jct. with Nary Red Rd. [vic. of Alta]. 830 Comment
  CHSC96462  Pilularia americana Lowell Ahart; Brian Williams 2007-4-13 13666 Placer On the bottom of vernal pools, about 1/2 mile south of the Manzanita Cemetery, about 1/2 mile west of Gladding Road, about 2 3/4 miles north of Lincoln. 43 Comment
  SEINET5334529  Pinus contorta var. murrayana R. Sumner 1949-4-15 108 Placer Tahoe Park, Lake Tahoe,Valley floor. 1890 Comment
  SEINET11611048  Pinus lambertiana W. Priest 1956-4-16 s.n. Placer On U.S. Highway 40 just W of Baxter 1067 Comment
  SEINET5334649  Pinus lambertiana J. Vetter 1956-4-16 s.n. Placer U.S. Hwy. 40, just west 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
  CAS-BOT-BC72886  Pinus ponderosa Saichi Kawahara 1969-5-25 1023 Placer Ridge east of old cabin, Mel Henderson Ranch, Indian Creek. 1036 Comment
  UC400273  Pinus ponderosa H. M. Hall 1916-6-18 10215 Placer 200 yds ne highest point <on hill>; Colfax Hill 853 Comment
  SEINET5334748  Pinus ponderosa var. ponderosa W. D. Billings 1940-5-18 1315 Placer Gold Run Comment
  UCD135008  Pinus sabiniana Beecher Crampton 1960-11-2 5796 Placer 2 miles east of Bowman, along U.S. Highway 40. 548 Comment
  UCD150746  Piperia unalascensis James A. Neilson Jr. 1970-7-9 1481 Placer Tahoe Basin, North Ward Creek, Section 17. 2194 Comment
  CAS-BOT-BC230942  Plagiobothrys hispidulus John Thomas Howell 1943-7-19 18581 Placer Summit Valley Comment
  CAS-BOT-BC230953  Plagiobothrys hispidulus Marcus E. Jones 1882-6-23 s.n. Placer Emigrant Gap Comment
  UC1618221  Plagiobothrys nothofulvus Barbara Ertter with David Thompson 1989-4-8 8151 Placer Iowa Creek Rd. ca. 2 mi. from I-80 near entrance to Aubrun State Recreation Area (at creek crossing) 518 Comment
  UCR47818  Plagiobothrys stipitatus var. micranthus C. B. Wolf 1937-5-12 08622 Placer Sacramento Valley, 1 mi north of Lincoln 46 Comment
  SDSU5434  Plagiobothrys trachycarpus D. F. Howe 1951-5-1 2105 Placer 457 Comment
  UCR207869  Plantago erecta George K. Helmkamp, E. A. Helmkamp 2009-4-22 14577 Placer Sierra Nevada Mountains Foothills, Rucky Chuck Rd. (dirt) 1.2 miles southeast of Forest Hill Road 448 Comment
  CAS-BOT-BC516752  Plantago lanceolata George K. Helmkamp; Amy Barnes 2013-3-28 20295 Placer Eastern Sacramento Valley: NW side of jct of Riosa Rd and Andressen Rd, NE of Sheridan 36 Comment
  UCR240946  Plantago lanceolata George K. Helmkamp, E. A. Helmkamp 2012-9-25 19898 Placer Northern Sierra Nevada Mountains, junction of Blue Canyon Road and Putt Road, just south of I-80, west of Emigrant Gap 1634 Comment
  JEPS102730  Plantago major Lowell Ahart 2001-10-10 9337 Placer French Meadows Reservoir, near the boat or trail access area on the NW side of the reservoir, about 1 mile SW of the bridge across the Middle Fork of the American River, about 2 miles SW of Ahart Camp, about 22 miles (air) NE of Forest Hill. 1594 Comment
  SJSU9113  Platanthera dilatata var. leucostachys N. D. Addy 1962-7-8 174 Placer Hwy 89, 1.5 mi N of Fallen Leaf Lake 1920 Comment
  CHSC74463  Platanthera leucostachys Susi Urie; Eric Schroder 1998-9-9 98 -309 Placer On south side of Ward Creek about 1.6 mi west of Lake Tahoe and Sunnyside. 1987 Comment
  UC117003  Platanthera sparsiflora C. F. Sonne 1892-7-24 Placer woods on Truckee River Sierra Nevada Mountains, Truckee River Comment
  LA206293  Platystemon californicus Carl B. Wolf; 1937-3-30 8352 Placer Sacramento Valley, 1.5 mi. E of Lincoln on Penryn Road 60 Comment
  SEINET8530800  Plectritis ciliosa A. Beninghoff 1930-4-20 2957 Placer 6. mi S of Auburn, California Comment
  UC415569  Pleuricospora fimbriolata C. F. Sonne August, 1896 Placer canyon above Martis Valley; Sierra Nevada Mts.; above Martis Valley, Placer Co. 2133 Comment
  UC557890  Pleuricospora fimbriolata C. F. Sonne Aug., 1896 Placer above Martis Valley (Sierra Nevada Mountains); Sierra Nevada Mountains 2133 Comment
  UCR235693  Poa George K. Helmkamp, E. A. Helmkamp 2012-5-5 18918 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
  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
  SACT001778  Poa annua D. Meyer 1983-5-15 Placer Field at Southeast corner. 36.6 Comment
  SACT001783  Poa annua D. Meyer 1984-6-10 Placer 436.0 Comment
  JEPS71270  Poa bolanderi L. S. Smith 1925-7-27 1653 Placer Blackwood Canyon near Tahoe; Tahoe Forest 1981 Comment
  UCD90845  Poa compressa Beecher Crampton 1956-7-17 3722 Placer Blue Canyon. 1432 Comment
  CAS-BOT-BC255052  Poa compressa John Thomas Howell; Gordon H. True 1968-6-9 44516 Placer Alta 1066 Comment
  SACT001872  Poa nervosa D. Meyer 1984-7-15 Placer 4.8 km southeast of Serene Lake Lodge, rocky outcrop at side of road. 1909.0 Comment
  SACT001874  Poa nervosa Michael Baad 1983-8-11 Placer Collected on trail from Whiskey Creek to Mildred Ridge 2133.0 Comment
  SACT001875  Poa nervosa D. Meyer 1984-8-26 Placer 1818.0 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
  UC1153859  Poa palustris Beecher Crampton 1956-7-17 3727 Placer 3/4 mi w Blue Canyon 1432 Comment
  UCD37045  Poa palustris Beecher Crampton 1956-7-17 3727 Placer Placer County, 0.75 mile west of Blue Canyon. Comment
  CAS-BOT-BC247372  Poa pratensis John Thomas Howell 1943-7-19 18567 Placer Summit Valley Comment
  CDA24993  Poa pratensis J. Glazner 2000-8-16 s.n. Placer Lake Tahoe; Moist area on wooded slope betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. Perennial. 1889 Comment
  SACT001927  Poa pratensis D. Meyer 1984-7-21 Placer Moist roadside ditch and pine wooded area dense shade. 1927.0 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
  SACT001943  Poa pratensis D. Meyer 1983-8-7 Placer 4.6 km south of Placer County line, roadside wash. 1758.0 Comment
  SACT001946  Poa pratensis D. Meyer 1984-6-23 Placer 22.2 km from I80 Frontage Road. 978.0 Comment
  UCD91817  Poa pratensis A. A. Beetle 1941-5-26 2717 Placer near Cisco. 914 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
  UCD43161  Poa pratensis subsp. pratensis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-20 529 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  SACT001958  Poa scabrella Josephine Van Ess 1977-4-13 Placer Collected about .25 mile below dam. Moist roadside bank. Light shade. 103.7 Comment
  SACT001992  Poa scabrella Michael Baad 1977-6-1 Placer Along Beecroft Trail to North Fork, open rocky meadow. Comment
  SEINET10659352  Poa scabrella A. Arthur Heller 1917-6-17 Heller 12696 Placer Low, gravelly places along the Yuba river below Cisco. Pinus Murrayana and Populus trichocarpa are the trees, several species of willow plentiful. Granite. 1676 Comment
  POM260031  Poa secunda B. Bolt 1934-7-3 70 Placer Top of Sawtooth Ridge, Colfax. 1220 Comment
  UCD22232  Poa secunda subsp. juncifolia Rex Palmer 1979-6-20 N 319 Placer Headwaters basin area of the North Fork of the American River Comment
  UCD33390  Poa secunda subsp. juncifolia Beecher Crampton 1967-7-26 8153 Placer Near Nevada County line in Kingvale on Interstate 80. 1950 Comment
  CAS-BOT-BC242952  Poa secunda subsp. secunda A. A. Heller 1917-6-19 12728 Placer Emigrant Gap 1615 Comment
  JEPS70662  Poa secunda subsp. secunda Leland S. Smith 1925-6-27 1652 Placer Balckwood Canyon, also Ward Creek Balckwood Canyon; Tahoe Forest 1920 Comment
  UC60222  Poa secunda subsp. secunda J. Burtt Davy Jun 25 1897-Jun 30 1897 3265 Placer between Truckee and Tahoe; Truckee River Basin Comment
  UC821113  Poa secunda subsp. secunda A. A. Heller 1917-6-17 12696 Placer below Cisco (along Yuba River) 1676 Comment
  UCD22227  Poa secunda subsp. secunda Beth Lowe Corbin 1982-8-4 218 Placer 1/4 mile NW of Onion Creek Campground. SW facing slope, 15% incline. Locally common. Full sun. In rocky, fine, sandy soil in opening in montane chaparral. Perennial, forming small, dense tufts. 1950 Comment
  UCD43365  Podagrostis humilis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-12 733 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  JEPS78320  Pogogyne serpylloides W. H. Shockley Placer Auburn Comment
  CHSC72882  Polemonium occidentale L. P. Janeway; Eric Schroder, Katherine Murrell, Marcus Yee 1998-7-15 5765 Placer Lake Tahoe Basin Management Unit- National Forest. North side of Blackwood Creek, 1.7 mi west of Lake Tahoe. Meadow complex. 1938 Comment
  CHSC74114  Polemonium occidentale Susi Urie 1998-8-13 98 -028 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
  SEINET4335519 Image available Polemonium pulcherrimum Betty J. Jorgensen 1944-7-12 516 Placer Soda Springs Comment
  RSA0106330  Polygonum amphibium Lyman Benson 1947-8-12 12792 Placer Tahoe City, Lake Tahoe (Aquatic). Mt. Range: Sierra Nevada. 1889 Comment
  CAS-BOT-BC413937  Polygonum aviculare subsp. aviculare A. A. Heller 1917-8-12 12876 Placer Southern Pacific reservoir west of Emigrant Gap Comment
  CAS-BOT-BC414391  Polygonum californicum L. R. Abrams 1917-9-14 6754 Placer Between Roseville and Penryn Comment
  POM280358  Polygonum douglasii Lyman Benson 1942-7-2 11270 Placer Highway junction 1 mile west of Truckee. Truckee River drainage area. 1829 Comment
  UCD43121  Polygonum douglasii C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-19 489 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  RSA122832  Polygonum douglasii B. Bolt 1934-7-19 150 Placer Colfax, Tadpole Springs. 1951 Comment
  RSA97516  Polygonum douglasii Beecher Crampton 1955-7-13 3015 Placer Placer-Nevada County border, along Hwy 20, 1.5 miles N of Emigrant Gap. 1372 Comment
  JEPS103426  Polygonum douglasii subsp. douglasii Lowell Ahart 2002-7-22 9897 Placer 50 yards NE of the small natural lake, on the E side of the paved road to Lake Valley Reservoir, ca 1/4 mile E of Yuba Gap and Highway 80. 1780 Comment
  UC1101182  Polygonum hydropiper Malcolm A. Nobs and S. Galen Smith 1949-8-22 1539 Placer Roseville; stream at sw city limits Comment
  RSA104567  Polygonum kelloggii Marcus E. Jones 1882-7-11 s.n. Placer Emigrant Gap Comment
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Sep 7 2010
  JEPS102568  Polygonum lapathifolium Lowell Ahart 2001-10-10 9364 Placer French Meadows Reservoir, near the boat or trail access area on the NW side of the reservoir, about 1 mile SW of the bridge across the Middle Fork of the American River, about 2 miles SW of Ahart Camp, about 22 miles (air) NE of Forest Hill. 1594 Comment
  UC148975  Polygonum minimum H. M. Hall July 1910 8703 Placer Cisco 1767 Comment
  UCD42926  Polygonum minimum C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 294 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  UC849102  Polygonum phytolaccifolium A. A. Heller 1917-8-14 12934 Placer s Summit Valley; Mt. Lincoln 2438 Comment
  SD102787  Polygonum phytolaccifolium Darley F. Howe 1978-7-15 Placer Along state highway 20, 27 miles west of Truckee 1584 Comment
  UC850168  Polygonum polygaloides subsp. kelloggii Alice Eastwood 1906-7-4 902 Placer trail to Lily L. Lake Tahoe Region Comment
  RSA0047901  Polypodium calirhiza George K. Helmkamp, Mary Alice Barnes 2013-4-18 20372 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
  CDA2335  Polypogon australis A. A. Beetle 1941-5-26 2724 Placer Near Auburn, bank of branch of Rubicon River. 0 Comment
  UCD91173  Polypogon maritimus Beecher Crampton 1955-6-15 2901 Placer Placer County, 1.5 miles west of Iowa Hill. 914 Comment
  POM115763  Polypogon monspeliensis Marcus E. Jones 1882-7-3 s.n. Placer Alta Comment
  SACT002033  Polypogon monspeliensis D. Meyer 1984-8-12 Placer 16km from French Meadows, dry roadside. 1612.0 Comment
  SACT002036  Polypogon monspeliensis Josephine Van Ess 1975-11-5 Placer Collected about 1 mile east of east end of Annabelle Ave at north end of pond. Wet area. 103.0 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
  UC42160  Polystichum imbricans W. H. Brewer 1863-1 2167 Placer Squaw Valley Pass 2438 Comment
  JEPS73134  Polystichum lonchitis Gladys L. Smith and Betsy Wilson 1972-8-25 3438 b Placer n-facing slope Granite Chief (off trail and starting descent of glacial stairsteps); Sierra Nevada 2560 Comment
  UC2046011  Polystichum scopulinum Stephen W. Edwards with Katie Colbert 2015-8-7 s.n. Placer Monumental Ridge. Comment
  UC527361  Populus tremuloides C. B. Wolf 1931-9-10 2420 Placer near R.R. between Tahoe Tavern and head of Truckee River ((gates)); btw Tahoe Tavern and head of Truckee River 1920 Comment
  UCD22301  Populus tremuloides Beth Lowe Corbin 1982-8-5 253 Placer Onion Creek campground. In sandy, granitic soil near streambed. Tree about 25' high; bark white papery, leaves quaking. Mostly sun. SW facing slope, 15% incline. Uncommon. 1841 Comment
  CAS-BOT-BC105579  Populus trichocarpa M. E. Parsons 1909-1-1 s.n. Placer Lake Tahoe Region Comment
  CAS-BOT-BC105581  Populus trichocarpa Geo. B. Grant 1906-7-15 7031 Placer Tahoe Tavern, Lake Tahoe 1889 Comment
  RSA3005  Populus trichocarpa Carl B. Wolf 1931-9-10 2419 Placer Shore of Lake Tahoe. Just NW of Chambers Lodge. 1921 Comment
  SCFS11529130  Populus trichocarpa E. Krimmel 2012-8-28 Placer NFAm below Chickering bridge. Comment
  CHSC74738  Potamogeton gramineus Susi Urie 1998-8-26 98 -107 Placer Lake Tahoe Basin-National Forest. Eastern end of Page Meadows; about 1.5 mi west of Lake Tahoe and Sunnyside. Large meadow complex. 2121 Comment
  SCFS1116  Potentilla E. Krimmel 2013-6-13 Placer NFAm. Stop #4. On trail to Heath Falls Overlook. Comment
  UCD22276  Potentilla breweri Rex Palmer 1979-6-20 N 352 Placer Headwaters basin area of the North Fork of the American River Comment
  CAS-BOT-BC142030  Potentilla drummondii Peter Rubtzoff 1976-9-19 8865 Placer Lake Van Norden, meadow adjacent to the east end of lake - Sierra Nevada 2063 Comment
  UCR130215  Potentilla glandulosa subsp. ashlandica George K. Helmkamp, E. A. Helmkamp 1999-6-30 5092 Placer Northern Sierra Nevada Mtns., Soda Springs Rd 0.9 mi south of Donner Pass Rd, approaching Ice Lakes 2104 Comment
  CDA11990  Potentilla glandulosa subsp. glandulosa G. F. Hrusa 1995-5-2 12171 Placer Sierra Nevada; 1 km. east of Mosquito Ridge Rd. crossing of North Fork of Middle Fork of the American River. Comment
  UCR241737  Potentilla glandulosa subsp. reflexa George K. Helmkamp, Mary Alice Barnes, E. A. Helmkamp 2012-9-8 19806 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
  UCD22272  Potentilla gracilis Rex Palmer 1979-7-9 N 435 Placer Headwaters basin area of the North Fork of the American River. Comment
  CHSC74255  Potentilla gracilis var. fastigiata Susi Urie 1998-8-29 98 -161 Placer Lake Tahoe Basin. Middle of Page Meadows; about 2 mi west of Lake Tahoe and Sunnyside. 2115 Comment
  RSA258879  Potentilla gracilis var. fastigiata Thomas W. Nelson, James Nelson 1974-6-17 1375 Placer Dollar point overlooking Lake Tahoe N of Tahoe City. 1585 Comment
  UCD113901  Potentilla gracilis var. fastigiata Beecher Crampton 1972-7-26 8839 Placer Carpenter Flat, east of Emigrant Gap. 1645 Comment
  UCD44494  Potentilla gracilis var. fastigiata C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1860 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  CAS-BOT-BC540395  Potentilla gracilis var. fastigiata P. B. Kennedy 1901-8-18 410 Placer 7 miles from French Meadows Comment
  CAS-BOT-BC540397  Potentilla gracilis var. fastigiata Ira L. Wiggins 1933-8-21 6782 Placer Shores of Lake Tahoe, near Tahoma Comment
  UC1128227  Potentilla gracilis var. flabelliformis H. S. Yates 1934-6-29 3899 Placer near Tahoe City; Tahoe National Forest, Truckee Quad. Comment
  CHSC117467  Potentilla rivalis B. Castro; Jessica Boyt 2013-9-11 1998 Placer Northern High Sierra Nevada. Plumas National Forest;W edge of Frenchman Lake, at boat ramp NW of 'Lunker Point' site on maps. 1703 Comment
  CHSC118021  Poterium sanguisorba G. K Helmkamp; E. A Helmkamp 2007-9-14 12959 Placer Foothills, northern Sierra Nevada Mountains: along Mosquito Ridge Road 0.4 mile east of Foresthill. 942 Comment
  JEPS126258  Primula jeffreyi Steve Matson 2002-5-26 525 Placer North Shore; Tahoe Vista; Snow Creek Watershed. Comment
  UCD125340  Prunella vulgaris F. A. MacFadden 1934-6-7 s.n. Placer Canyon Creek. Comment
  CAS-BOT-BC159834  Prunus cerasifera H. K. Wagnon; T. C. Fuller 1964-5-18 11984 Placer S. of r.r. tracks, c. of Dutch Flat Rd., Alta Comment
  CAS-BOT-BC163057  Prunus emarginata A. A. Heller 1917-8-15 12940 Placer Lincoln highway near Yuba Pass 1828 Comment
  HSC35044  Prunus emarginata Thomas W. Nelson, James Nelson 1974-6-17 1364 Placer Beside Hwy. 80 at its intersection with Blue Canyon Rd., 9 mi. W of the Placer-Nevada County line 1646 Comment
  POM88422  Prunus emarginata Marcus E. Jones 1897-8-10 s.n. Placer Blue Canyon Comment
  UCD113213  Prunus emarginata G. K. Helmkamp; E. A. Helmkamp 2007-5-23 12063 Placer Northern Sierra Nevada Mountains; Humbug Canyon Road, 0.2 mile northwest of Forest Hill Road, generally southwest of Westville. 1576 Comment
  UCD22278  Prunus emarginata Rex Palmer 1979-6-21 N 396 Placer Headwaters basin area of the North Fork of the American River Comment
  UCD34020  Prunus emarginata Beecher Crampton 1975-9-9 9271 Placer Placer County, Tahoe National Forest, 1.2 mile N.E. of Blue Canyon post office. 1524 Comment
  UCR190847  Prunus emarginata George K. Helmkamp, E. A. Helmkamp 2007-5-23 12063 Placer Northern Sierra Nevada Mountains, Humbug Canyon Road, 0.2 mile northwest of Forest Hill Road, generally southwest of Westville 1576 Comment
  UCR209727  Prunus emarginata George K. Helmkamp, E. A. Helmkamp 2009-8-12 15433 Placer Sierra Nevada Mountains, Forest Hill Road, 0.8 mile west of Robinson Flat, c. 27 miles NE of the city of Foresthill 2034 Comment
  RSA113241  Prunus subcordata E. K. Balls, Lee W. Lenz 1955-5-12 20474 Placer 0.8 mile from Hwy 40. W along rd from Colfax to Grass Valley. 671 Comment
  UC1484450  Pseudobahia heermannii Dale E. Johnson with A. R. Smith 1974-4-7 69 Placer ca 1.6 km (1 mi) s of I-80 (Auburn-Sacramento hwy); Placerville-Auburn rd (CA 49) Comment
  UCR231880  Pseudognaphalium canescens subsp. beneolens George K. Helmkamp, E. A. Helmkamp 2010-10-16 17028 Placer Northern Sierra Nevada Mountains Foothills, along Forest Route 24 at Parker Flat and beside Forbes Creek, 1.9 miles east (airline) of the Sugar Pine Reservoir dam 1180 Comment
  CAS-BOT-BC361711  Psilocarphus brevissimus var. brevissimus John Thomas Howell; Gordon H. True 1971-5-26 47628 Placer Northern limits of Lincoln 48 Comment
  JEPS111247  Psilocarphus brevissimus var. brevissimus Steve Matson 2005-6-11 1259 Placer Martis Valley, ca 3 miles southeast of Truckee, Martis Creek Lake National Recreatin Area; W of Parking Area; 39.3016 N, 120.1324 W; Elevation 5835 ft. 1778 Comment
  UCD136172  Pteridium aquilinum var. pubescens W. R. Russell 1958-9-8 s.n. Placer Along U.S. Highway 40, ca. 1 mile east of Baxter. 1219 Comment
  SBBG29003  Puccinellia distans B. Crampton 1967-7-26 Placer Kingvale, Interstate 80 1950 Comment
  UCD34554  Purshia tridentata Beecher Crampton 1985-6-23 9999 Placer North Shore Lake Tahoe, Stateline Road. Comment
  SBBG10604  Pyrola asarifolia E. R. Blakley 1960-9-4 3824 Placer hill 1 mi N of Carnelian Bay, Lake Tahoe 2072 Comment
  CAS-BOT-BC462894  Pyrola asarifolia E. R. Blakley 1960-9-4 3824 Placer Hill 1 mi. N of Carnelia Bay, Lake Tahoe 2072 Comment
  CDA13667  Pyrola asarifolia var. asarifolia G. F. Hrusa, J. Glazner 1997-8-3 14027 Placer Sierra Nevada; Corner of Hwy 89 & Squaw Valley Rd. Comment
  CAS-BOT-BC462773  Pyrola dentata Elizabeth Parsons Hawver 1911-8-19 s.n. Placer On way to chute, Madden Creek, Lake Tahoe Region Comment
  CDA16038  Pyrola picta G. F. Hrusa, J. Glazner 2000-9-3 15675 A Placer Sierra Nevada; Sugar Bowl Ridge, immediately to W of proposed Crow's Nest ski run. 2164 Comment
  RSA147866  Pyrola picta J. B. Feudge 1927-7-18 1726 Placer West of Emigrant Gap. 1524 Comment
  SBBG59894  Pyrola picta M. N. Ackley -Jun-1925 319 Placer Baxter 1127 Comment
  CAS-BOT-BC466091  Pyrola picta Vincent Jones 1919-7-7 s.n. Placer Ridge above Bear Valley Comment
  CAS-BOT-BC45764  Quercus Gordon H. True 1965-5-18 s.n. Placer Deer Creek, trib. to Truckee River just north of Squaw Valley 1981 Comment
  SACT002681  Quercus Josephine Van Ess 1979-6-26 Placer Collected down river horse trail from Auburn dam site down to river. Collected about where trail begins to head down from top of river bluffs. Among other oaks, some open grassy areas. Comment
  SACT002682  Quercus Josephine Van Ess 1978-9-8 Placer Collected on horsetrail north from boat launhcing area. Only a short way along the trail going up over small ridge. Among other oaks on south-facing hill. 176.8 Comment
  CAS-BOT-BC104262  Quercus X morehus R. R. Miller 1959-5-1 s.n. Placer N side of highway, just off shoulder, ca. 1/4 mile E of the Monte Vista cutoff on US Highway 40, ca. 6 miles E of Auburn Comment
  SEINET5725708 Image available Quercus chrysolepis Gerald Pullman 1974-1 37 Placer 5.2 miles east of Foresthill on Mosquito Ridge Road; Foresthill 701 Comment
  SEINET9005972  Quercus chrysolepis S. Miller 1980-9-20 s.n. Placer North Fork of the American River, Due East of Foresthills, CA 396 Comment
  UC463078  Quercus chrysolepis R. R. Rogers 1931-1-1 Placer near Iowa Hill; Wisconsin Hill Comment
  UCD45933  Quercus durata G. F. Hrusa 1995-5-20 12188 Placer Approx. 3 km. E of Foresthill on Mosquito Ridge Rd. 39 deg. 01' N, 120 deg. 50' W. Placer County 600 m. 600 Comment
  UCD45973  Quercus durata Carl Chapman 1978-5-13 25 Placer 4 rd mi. E. of French Meadow Road and Forest Hill Road. 914 Comment
  RSA758204  Quercus kelloggii Doug Goldman 2004-12-24 3008 Placer Tahoe National Forest. East side of Mosquito Ridge Road (Forest Road 96), 0.6 miles southwest of the bridge over the North Fork of the Middle Fork of the American River., About 10.1 miles east of the intersection of Road 96 and Forest Hill Road in Forest Hill. 473 Comment
  UCSC009994  Quercus kelloggii Al Keuter 2014-6-15 AK 00 -100 Placer Along Ophir Road near Auburn and Interstate 80. 350 Comment
  CAS-BOT-BC105308  Quercus kelloggii Emily K. Mcpherson 1976-9-19 76- 27 -4 Placer Middle Fork of the American River 1828 Comment
  SACT002710  Quercus vacciniifolia James Grove 1977-7-15 Placer 2000.0 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
  SEINET3246067  Quercus wislizeni var. wislizeni G. K. Helmkamp, E. A. Helmkamp 2007-1 11710 Placer Foothills, Northern Sierra Nevada Mountains: Forest Hill Road, 0.9 mile east of its junction with CA-49 at the bridge of the junction of American River forks. 287 Comment
  UCR238580  Quercus wislizeni var. wislizeni George K. Helmkamp, E. A. Helmkamp 2012-3-31 18654 Placer Sacramento Valley, along CA-193, 0.1 mile west of its junction with Sierra College Blvd. 88 Comment
  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
  CAS-BOT-BC379469  Ranunculus alismifolius Peter Rubtzoff; Edward W. Colson 1976-7-7 8730 -A Placer Lake Van Norden, moist meadow on east side of lake 2063 Comment
  SEINET12088086  Ranunculus alismifolius C. F. Sonne 1896-1 s.n. Placer near Prosser Creek, vicinity of Truckee, Sierra Nevada Comment
  UC827591  Ranunculus alismifolius var. alismellus Alice Eastwood Jun 15 1912-Jun 19 1912 383 Placer Deer Park Lake Tahoe Region Comment
  CAS-BOT-BC379376  Ranunculus alismifolius var. hartwegii s.n. Placer Truckee Comment
  CAS-BOT-BC379384  Ranunculus alismifolius var. hartwegii John Thomas Howell 1943-7-21 18652 Placer Donner Pass to Mt. Lincoln 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-BC379395  Ranunculus alismifolius var. hartwegii Alice Eastwood 1912-6-15 s.n. Placer Lake Tahoe Region, Seven Lakes Comment
  CAS-BOT-BC379397  Ranunculus alismifolius var. hartwegii Alice Eastwood 1912-6-15 464 Placer Lake Tahoe Region, Tahoe City Comment
  CAS-BOT-BC379440  Ranunculus alismifolius var. hartwegii Lillian S. Mott 1968-4-28 1968 Placer Bear Valley Comment
  SEINET5338276  Ranunculus alismifolius var. hartwegii P. A. Lehenbauer 1926-4-25 1324 Placer Squaw Creek Comment
  JEPS30051  Ranunculus flammula E. R. Blakley 1960-9-3 3814 Placer Kings beach Lake Tahoe (exposed lake bottom) 1903 Comment
  SBBG2259  Ranunculus flammula E. R. Blakley 1960-9-3 3814 Placer Kings Beach, Lake Tahoe 1903 Comment
  UCD162599  Ranunculus glaberrimus var. ellipticus Steve Matson 2009-5-9 2201 Placer nSNH; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; south of Highway 267, south of Martis Creek; about 1 kilometer SW of Parking area. 1780 Comment
  RSA734059  Ranunculus muricatus Beecher Crampton 1953-4-21 1117 Placer Sunnybrook Farms, 2 miles North of Lincoln. Comment
  CHSC73985  Ranunculus occidentalis Susi Urie 1998-8-28 98 -141 Placer Lake Tahoe Basin--National Forest. Middle of Page Meadows; about 2 mi west of Lake Tahoe and Sunnyside. Large meadow complex. 2115 Comment
  SEINET9303908  Ranunculus occidentalis Unknown 1999-7-17 15152 Placer Martis Valley Comment
  UC827908  Ranunculus occidentalis Lewis S. Rose 1940-6-2 40465 Placer 10 mi n Tahoe City; Truckee River 1828 Comment
  UCD15161  Ranunculus occidentalis Phyllis Adams 1982-4-20 4 Placer Placer Co.; near the town of Auburn, in the American River Canyon; 457 Comment
  UCD80701  Ranunculus occidentalis CNPS SN Foothill Team 2005-4-11 SNFN 0103 d Placer Placer Legacy, Spears/Didion Ranch (Spear's Ranch), above Coon Creek, approximately 3 miles east of entry gate off of Garden Bar Road. 169 Comment
  UCR235485  Ranunculus occidentalis George K. Helmkamp, E. A. Helmkamp 2012-5-5 18934 Placer Northern Sierra Nevada Mountains Foothills, Todd Valley Road, 1.2 miles south of its junction with Foresthill Road 779 Comment
  UCR250359  Ranunculus occidentalis George K. Helmkamp, Mary Alice Barnes 2013-4-18 20371 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
  UCR257018  Ranunculus occidentalis George K. Helmkamp, Amy Barnes 2014-4-23 22788 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
  SEINET3161326  Ranunculus occidentalis var. eisenii L. S. Rose 1940-6-2 40465 Placer Truckee River, 10 mi. n. of Tahoe City 1829 Comment
  JEPS127533  Ranunculus occidentalis var. ultramontanus Steve Matson 2000-7-13 484 Placer nSNH: Martis Valley, about 4 miles SE of Truckee. Martis Creek Wildlife Area, south of Hwy 267, 200 m south of Parking area, on Martis Creek. Comment
  SEINET3082372  Ranunculus uncinatus Marcus E. Jones 1882-6-28 3308 Placer Emigrant Gap. Comment
  CDA13672  Rhamnus alnifolia G. F. Hrusa, J. Glazner 1997-8-3 14032 Placer Sierra Nevada; Corner of Hwy 89 & Squaw Valley Rd. Comment
  UC662428  Rhamnus alnifolia James B. Roof, Irja Knight 1941-9-5 Placer 8 mi s Truckee (on State Highway 89, Silver Creek, a perennial tributary of the Truckee River); Truckee River, Silver Creek 1828 Comment
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Sep 3 2008
  UC870819  Rhamnus ilicifolia C. L. Hitchcock 1940-5-14 6371 Placer ca 6 mi n Colfax (Meier Ranch) 762 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
  SEINET8506852  Rhodiola integrifolia subsp. integrifolia W. D. Billings 1950-7-30 1916 Placer Northeast side of Squaw Peak, Sierra Nevada 2560 Comment
  UCD128386  Rhodiola integrifolia subsp. integrifolia Albert Grigarick 2012-7-9 333 Placer Pacific Crest Trail. S of Donner Summit (Hwy 40). Approx. 300 yds S of trailhead. 2214 Comment
  SEINET2029693 Image available Rhododendron occidentale C. L. Hitchcock 1940-5-14 6399 Placer Meier Ranch, about 6 miles north of Colfax 762 Comment
  UC22142  Rhododendron occidentale Mrs. M. M. Hardy 1893-1 Placer Placer County Comment
  UC877119  Rhododendron occidentale C. L. Hitchcock 1940-5-14 6399 Placer 6 mi n of Colfax (Meier Ranch); Meier Ranch 762 Comment
  POM260089  Rhododendron occidentale var. paludosum C. L. Hitchcock 1940-5-14 6399 Placer Meier Ranch, 6 miles north of Colfax. 762 Comment
  UC635198  Rhus trilobata Herbert L. Mason 1926-5-28 3267 Placer 5 mi above Auburn Comment
  CAS-BOT-BC108701  Ribes cereum C. F. Sonne 1884-6-7 107 Placer Sierra Nevada Mountains. Truckee. Comment
  JEPS111154  Ribes cereum Steve Matson 2005-6-11 1249 b Placer North shore of Lake Tahoe; Lake Forest; Skylandia State Park; west edge of park; 39.1842 N, 120.1085 W; Elevation 6250 ft. 1905 Comment
  UCD74128  Ribes cereum Jennifer W. Burt 2005-7-11 61 Placer Powder Bowl' abandoned ski area (South of Alpine Meadow Road off Hwy 89 near Alpine Meadows) - collected from center of an abandoned ski run. 1986 Comment
  UCD75745  Ribes cereum Ellen Dean, M. Starbuck,; K. Mawdsley, G. Harrington, M. Bibbo, J. Poloske 2008-7-20 5209 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, ridge between Southern Pacific RR tracks and railroad tunnel to the west of Lakeview Canyon, large turnabout/parking area with off-road vehicle use. 2207 Comment
  CAS-BOT-BC169086  Ribes inerme var. inerme A. A. Heller 1917-6-17 12718 Placer Low, grassy places along the Yuba River below Cisco 1676 Comment
  CHSC74094  Ribes inerme var. inerme Susi Urie 1998-8-13 98 -026 Placer Lake Tahoe Basin Management Unit- National Forest. Meadow along the south side of Ward Creek, about 1.5 mi west of Lake Tahoe and Sunnyside. 2097 Comment
  UCD43000  Ribes inerme var. inerme C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-18 369 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  CAS-BOT-BC173311  Ribes lasianthum Alice Eastwood 1912-6-15 399 Placer Deer Park, Lake Tahoe Region Comment
  OBI20152  Ribes nevadense David J. Keil 1978-7-23 12942 Placer Cisco Grove exit from I-80, just E of Nevada Co line 1768 Comment
  UCSB16431  Ribes nevadense Breedlove, Dennis 1962-6-13 Placer Truckee River; 7.0 miles south of Truckee; Sierra Nevada 1828 Comment
  SEINET5777036  Ribes roezlii R. Niell 1999-7-27 1 Placer Near Truckee River, N of Tahoe City on Rt. 89, near turnoff to Alpine Meadows Ski Area 1881 Comment
  CAS-BOT-BC186213  Ribes roezlii var. roezlii Bethel; Posey 1920-6-6 s.n. Placer Truckee Comment
  UCD74137  Ribes viscosissimum Jennifer W. Burt 2005-7-16 70 Placer abandoned ski area above Rainbow Lodge, off Hwy 50 East of Cisco - collected from coniferous forest near abandoned ski runs. 1947 Comment
  CAS-BOT-BC74620  Rorippa curvisiliqua Peter Rubtzoff; Edward W. Colson 1976-7-6 8715 Placer Sierra Nevada. Lake Van Norden. Adjacent to east end of lake. 2063 Comment
  CAS-BOT-BC74862  Rorippa subumbellata Ira L. Wiggins 1933-8-21 6786 Placer Shores of Lake Tahoe, near Tahoma. Comment
  UC856811  Rorippa tenerrima A. A. Heller 1917-6-19 12738 Placer Emigrant Gap 1615 Comment
  CAS-BOT-BC146354  Rosa Saichi Kawahara 1969-5-24 842 Placer Near garden Henderson Ranch, Indian Creek 1005 Comment
  UC147639  Rosa bridgesii Harriet A. Walker 1908-6-23 1232 Placer Blue Canyon 1432 Comment
  CDA3961  Rosa canina T. C. Fuller, H. K. Wagnon 1964-5-18 11981 Placer W side of Dutch Flat Rd., 0.8 mi. S of Dutch Flat P.O. 0 Comment
  SEINET7665701  Rosa pisocarpa subsp. ahartii L. R. Miller 1934-7-8 s.n. Placer Cisco Comment
  CAS-BOT-BC133119  Rosaceae Saichi Kawahara 1969-5-24 847 Placer Near garden, Henderson Ranch, Indian Creek 1005 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
  UCR191088  Rubus glaucifolius George K. Helmkamp, E. A. Helmkamp 2007-6-12 12321 Placer Northern Sierra Nevada Mountains, Lake Spaulding Road just north of its junction with Hwy CA-20 1610 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
  SCFS1118  Rubus parviflorus E. Krimmel 2013-6-13 Placer NFAm. Cedars full trail. Split #6 Comment
  UCD164607  Rubus ursinus Brandi Sorensen 1995-6-1 25 Placer .73 kilometers northwest of Colfax. 671 Comment
  RSA715287  Rumex acetosella George K. Helmkamp 2005-9-30 9941 Placer Northern High Sierra Mtns: Hampshire Rocks Road S of the I80 Rainbow exit (2 miles E of Cisco Grove) 1805 Comment
  CAS-BOT-BC422031  Rumex acetosella John Thomas Howell 1943-7-19 18564 Placer Summit Valley Comment
  CHSC72883  Rumex salicifolius var. triangulivalvis L. P. Janeway; Eric Schroder 1998-7-13 5748 Placer Lake Tahoe Basin Management Unit. North side of Blackwood Creek, 1.7 mi west of Lake Tahoe. 1938 Comment
  UC935788  Sagittaria Malcolm A. Nobs 1948-9-25 690 -A Placer n side Auburn Comment
  UC935796  Sagittaria latifolia Malcolm A. Nobs 1948-9-25 695 Placer Highway 40 s side Roseville Comment
  CAS-BOT-BC132704  Salix Saichi Kawahara 1969-7-6 1000 Placer Henderson Ranch, east bank of Indian Creek 987 Comment
  UC847125  Salix A. A. Heller 1917-6-17 12720 Placer Yuba R. below Cisco; Yuba R. 1676 Comment
  CAS-BOT-BC103557  Salix eastwoodiae W. R. Dudley 1900-6-14 5105 Placer Valley northeast of Lake Mary, near Summit Comment
  CAS-BOT-BC103561  Salix eastwoodiae W. R. Dudley 1900-6-1 5350 Placer Head of Independence Lake Comment
  SCFS1045  Salix eastwoodiae E. Krimmel 2014-8-7 Placer Shore of Needle Lake Comment
  CAS-BOT-BC103555  Salix eastwoodiae W. R. Dudley 1900-6-14 5099 Placer Up grade east from hotel at Summit Comment
  POM107080  Salix geyeriana Marcus E. Jones 1902-7-9 s.n. Placer Castle Peak Comment
  UCD43825  Salix geyeriana C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-7 1191 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  CAS-BOT-BC108212  Salix hindsiana David D. Keck 1933-6-1 2436 Placer 1 mile south of Loomis on road to Rocklin Comment
  CAS-BOT-BC249045  Salix jepsonii George K. Helmkamp; E. A. Helmkamp 2010-7-28 16671 Placer Northern Sierra Nevada Mountains: Forest Hill Road, 1.6 miles west of the junction with Soda Springs Road at Robinson Flat 2040 Comment
  CDA16804  Salix jepsonii G. F. Hrusa, J. Glazner 2001-7-15 15943 Placer Sierra Nevada; N face of Crows Nest Pk. immed. W of Sugarbowl. 2316 Comment
  UCD22309  Salix jepsonii Rex Palmer 1979-6-20 N 313 Placer Headwaters basin area of the North Fork of the American River. Comment
  UCD22311  Salix jepsonii Rex Palmer 1979-6-20 N 314 Placer Headwaters basin area of the North Fork of the American River. Comment
  UC1134974  Salix lasiandra subsp. lasiandra B. Bolt 1934-8-17 183 Placer Middle Fork Tahoe Nat'l Forest, Truckee Quad., Middle Fork Comment
  CHSC13651  Salix lasiolepis E. L. Smith 1971-7-17 990 Placer At King's Beach. 1903 Comment
  CHSC13915  Salix lasiolepis E. L. Smith 1971-6-16 957 Placer Corner of Deer and Golden Sts. Next to Golden Deer Motel at King's Beach. Comment
  UCD58335  Salix lasiolepis Michael Persichetty 2007-6-6 2 A Placer Alta. North side of Spaulding Point. 1219 Comment
  UCD74259  Salix lasiolepis Jennifer W. Burt 2005-7-9 146 Placer abandoned ski area above Rainbow Lodge, off Hwy 50 East of Cisco - collected from center of an abandoned ski run. 1870 Comment
  CAS-BOT-BC124763  Salix lemmonii W. R. Dudley 1900-6-20 5348 Placer on north side of Independence Lake Comment
  CAS-BOT-BC124774  Salix lemmonii W. R. Dudley 1900-6-14 5069 Placer Between Donner Lake and Summit Comment
  CAS-BOT-BC124776  Salix lemmonii W. R. Dudley 1900-6-14 5066 Placer Between Donner Lake and Summit Comment
  CAS-BOT-BC124784  Salix lemmonii W. R. Dudley 1900-6-14 5111 Placer Valley northwest of Lake Mary, near Summit Comment
  CAS-BOT-BC124786  Salix lemmonii Gordon H. True 1965-5-18 1904 Placer Deer Creek trib. to Truckee River just below Squaw Valley, near confluence with Truckee River 1859 Comment
  SD43610  Salix lemmonii Darley F. Howe 1948-5-22 Placer Placer Co. 1707 Comment
  UCD22315  Salix lemmonii Rex Palmer 1979-6-21 N 416 Placer Headwaters basin area of the North Fork of the American River Comment
  SEINET10412654  Salix lemmonii A. A. Heller 1909-7-16 9844 Placer Summit. 2134 Comment
  UCD22319  Salix orestera Rex Palmer 1979-6-21 N 412 Placer Headwaters basin area of the North Fork of the American River Comment
  UCD44642  Salix orestera C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 2008 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  CAS-BOT-BC129078  Salix scouleriana W. R. Dudley 1900-6-20 5282 Placer Woods west of Independence Lake Comment
  CAS-BOT-BC129081  Salix scouleriana W. R. Dudley 1900-6-1 5531 Placer Above McKinney's near Maddens Cr. Comment
  CAS-BOT-BC129088  Salix scouleriana A. A. Heller 1917-6-17 12694 Placer Along the Yuba river below Cisco 1676 Comment
  CAS-BOT-BC129089  Salix scouleriana A. A. Heller 1917-6-17 12694 Placer Along the Yuba river below Cisco 1676 Comment
  CAS-BOT-BC129122  Salix scouleriana W. R. Dudley 1900-6-1 5529 Placer Lake shore above McKinney's Creek Comment
  CHSC13663  Salix scouleriana E. L. Smith 1971-4-29 954 A Placer At Whitmore Maintenance Station ca. 3 mi ne of Baxter. 1371 Comment
  UC1135094  Salix scouleriana N. French 1934-5-31 380 Placer 1/2 mi. e. Texas Hill; Tahoe Nat'l Forest, Colfax Quad. Comment
  UC846454  Salix scouleriana Marcus E. Jones, A. M. 1882-7-1 3488 Placer Emigrant Gap Comment
  UC847121  Salix scouleriana A. A. Heller 1917-6-17 12694 Placer along Yuba R. below Cisco; Yuba R 1676 Comment
  UCD40937  Salvia sonomensis Sook Hong 1989-5-20 12 Placer Bush area in the pine forest at the base of the waterfalls. 731 Comment
  RSA1844  Sambucus caerulea C. B. Wolf 1930-10-11 1729 Placer 4 miles west of Emigrant Gap 1524 Comment
  UC1119902  Sambucus mexicana B. Bolt 1934-7-17 134 Placer 3/4 mi n Robertson Flat; Tahoe National Forest, Colfax Quadrangle Comment
  UC889730  Sambucus racemosa var. microbotrys A. A. Heller 1916-8-13 12903 Placer Summit Hotel 2133 Comment
  RSA0093628  Sanguisorba minor subsp. muricata George K. Helmkamp, E. A. Helmkamp 2012-6-19 19214 Placer Northern Sierra Nevada Mountains Foothills: Foresthill Road, 2.6 miles east of its junction with Mosquito Ridge Road in Forest Hill. 1052 Comment
  RSA750890  Sanguisorba minor subsp. muricata George K. Helmkamp, E. A. Helmkamp 2007-9-14 12959 Placer along Mosquito Ridge Road 0.4 mile east of Foresthill 942 Comment
  SEINET4691686  Sanguisorba minor subsp. muricata George K. Helmkamp, E. A. Helmkamp 2010-1 16753 Placer Northern Sierra Nevada Mountains: Finning Mill road, 1.2 miles north of Forest Hill Road, at the crossing of Mill Creek. 1085 Comment
  SEINET9259555  Sanguisorba minor subsp. muricata George K. Helmkamp, Amy Barnes 2014-1 22806 Placer Sierra Nevada Mountains Foothils: Spring Garden Road, at the north side of tis junction with FOresthill Road, 8.4 km west of Foresthill (Colfax 7.5' Q) 719 Comment
  UCR240901  Sanguisorba minor subsp. muricata George K. Helmkamp, E. A. Helmkamp 2012-6-19 19214 Placer Northern Sierra Nevada Mountains Foothills, Foresthill Road, 2.6 miles east of its junction with Mosquito Ridge Road in Forest Hill 1052 Comment
  CAS-BOT-BC157201  Sanguisorba officinalis G. K. Helmkamp; Amy Barnes 2009-7-12 15174 Placer Sierra Nevada Mountains Foothills: along Foresthill Road, 5.7 miles northeast of the city of Foresthill 1230 Comment
  JEPS127549  Sanguisorba officinalis Steve Matson 2000-7-6 467 Placer nSNH: Martis Valley, about 4 miles SE of Truckee. Martis Creek Wildlife Area, north of Hwy 267, along east Martis Creek. Comment
  UCR215978  Sanguisorba officinalis George K. Helmkamp, Amy Barnes 2009-7-12 15174 Placer Sierra Nevada Mountains Foothills, along Foresthill Road, 5.7 miles northeast of the city of Foresthill 1230 Comment
  SD239555  Sanicula bipinnata George K. Helmkamp, E. A. Helmkamp 2012-5-5 18933 Placer Northern Sierra Nevada Mountains Foothills: Todd Valley Road, 1.2 miles south of its junction with Foresthill Road (Georgetown 7.5'Q) 779 Comment
  CDA19549  Sanicula bipinnatifida M. I. Wibawa, G. F. Hrusa , J. Glazner 2002-5-22 239 Placer Forest Hill Divide; Hughes Mill, along Finning Mill Rd, ~ 3 mi N of Forest Hill Rd, ~ 3 mi E of Forest Hill. 1066 Comment
  UC1562643  Sanicula bipinnatifida Barbara Ertter with David Thompson 1989-4-8 8164 Placer 2 mi from I-80 near entrance to Auburn State Recreation Area (Iowa Creek Road); Iowa Creek Road 518 Comment
  UC303481  Sanicula bipinnatifida Mary E. Pulsifer Mar. 1895 4 Placer Auburn Comment
  UCD80017  Sanicula bipinnatifida CNPS SN Foothill Team 2005-4-26 SNFN 0183 a Placer CDPR Auburn State Recreation Area. The stand is located at the northeast end of Robie Point, about 100 meters east (downslope) of the Western States trail, just to the north and east of where it rounds the point (accessed from the trailhead at Robie Point). 259 Comment
  UCD15165  Sanicula crassicaulis Phyllis Adams 1982-4-20 6 Placer California, Placer Co.; near the town of Auburn, in the American River Canyon; 457 Comment
  UCR250178  Sanicula crassicaulis George K. Helmkamp, Mary Alice Barnes 2013-5-3 20469 Placer Foothills, northern Sierra Nevada Mountains, SW edge of Foresthill, Mosquito Ridge Road, 0.2 mile south of Forest Hill Road 974 Comment
  JEPS111290  Sanicula graveolens Steve Matson 2005-7-10 1391 Placer Martis Valley, southeast of Truckee, National Recreation Area, south of Highway 267 and north of Martis Creek, 400 meters NW of parking area; 39.3037 N, 120.1361 W: elevation 5,840 ft. 1780 Comment
  JEPS126311  Sanicula graveolens Steve Matson 1998-5-24 194 Placer nSNH; Martis Valley, about 4 miles SE of Truckee; Martis Creek Wildlife Area; about 1/2 mi north of Highway 267. Comment
  UC875487  Sanicula graveolens Lewis S. Rose 1940-6-2 40459 Placer 10 mi n of Tahoe City (Truckee River); Truckee River 1828 Comment
  UCD21633  Sanicula graveolens Rex Palmer 1979-6-21 N 428 Placer Headwaters basin area of the North Fork of the American River. Below Tinker Knob. Comment
  SEINET5779691 Image available Sanicula tuberosa L. S. Rose 1941-7-18 41323 Placer Chambers Lodge (McKinney), Lake Tahoe Comment
  UC147589  Sanicula tuberosa Miss Harriet A. Walker 1908-6-24 1300 Placer Blue Canyon 1432 Comment
  CHSC9511  Sarcodes sanguinea J. F. Goodwin 1971-7-10 153 Placer 1 mi W of Lake Tahoe at end of Old County Road, 2.3 mi SW of Cornelian Bay. 1981 Comment
  UCR208271  Saxifraga californica George K. Helmkamp, E. A. Helmkamp 2009-5-7 14637 Placer Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 13.6 miles east of its junction with Forest Hill Road in Foresthill 771 Comment
  CAS-BOT-BC418383  Saxifragaceae Saichi Kawahara 1969-7-6 1459 Placer Meadow, Mel Henderson Ranch, east bank of Indian Creek 999 Comment
  UCD126459  Schedonorus arundinaceus Beecher Crampton 1964-7-21 7122 Placer Cisco Grove (old site). 1722 Comment
  UCD32812  Schedonorus pratensis Beecher Crampton 1964-7-21 7122 Placer Placer County, Cisco Grove, US Hwy. 40. 1722 Comment
  SEINET10292131  Schoenoplectus pungens R. D. Olson 1949-5-14 19 Placer US Highway 40, Roseville City Limit 61 Comment
  CDA19555  Scirpus congdonii M. I. Wibawa, G. F. Hrusa , J. Glazner 2002-5-22 233 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
  UCD92480  Scribneria bolanderi Beecher Crampton 1953-4-21 1116 Placer 2 miles north of Lincoln, Sunnybrook Farms. Comment
  UCD22073  Scutellaria californica Rex Palmer 1979-7-25 N 677 Placer Headwaters basin area of the North Fork of the American River Comment
  JEPS82065  Scutellaria californica Gladys L. Smith 1978-7-30 4828 Placer along Squaw Creek at end of dormitory complex as the trail begins to ascend sharply Squaw Creek 1905 Comment
  SEINET8020900  Scutellaria californica L. R. Miller 1934-7-8 s.n. Placer Cisco. 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
  RSA0074845  Sedum obtusatum Lyman Benson 1933-6-26 4537 Placer Cisco, U.S. 40. Sierra Nevada; Bear River watershed. 1829 Comment
  CAS-BOT-BC64212  Sedum obtusatum subsp. obtusatum Mrs. C. E. Miller 1916-8-1 s.n. Placer Emigrant Gap Comment
  SEINET12218790  Sedum stenopetalum C. J. Sonee 1885-1 106 Placer Ridge near Tinkers Knobb (Backbone of S.N. Mtns Comment
  CAS-BOT-BC62097  Selaginella hansenii Viola N. Poole 1932-5-1 s.n. Placer Auburn 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
  JEPS126356  Senecio hydrophilus Steve Matson 2000-7-6 464 Placer nSNH; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; 600 yards north of Highway 267. Comment
  JEPS72238  Senecio integerrimus var. major Gladys L. Smith 1972-6-20 3232 Placer from chairlift terminus to ultimate summit peak Ward Peak 2632 Comment
  UCD43325  Senecio triangularis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-12 693 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  CAS-BOT-BC364391  Senecio triangularis F. A. Mac Fadden 1934-8-3 12792 Placer Canyon Creek Comment
  UCR171030  Senecio vulgaris George K. Helmkamp, E. A. Helmkamp 2006-2-24 10070 Placer Northern Sacramento Valley, Wise Road just east of its junction with Calif. Highway 65; c. 1 mi SE of Ewing 47 Comment
  CAS-BOT-BC364758  Sericocarpus oregonensis subsp. californicus L. R. Abrams 1917-9-15 6762 Placer Near Dutch Flat Comment
  CDA2406  Setaria faberi K. Stark 1974-11-6 Placer Taylor Road, Loomis. 0 Comment
  SACT002083  Setaria geniculata D. Meyer 1984-10-24 Placer 6th and H streets. Growing in crack. Comment
  UCD55219  Setaria viridis A. M. Shapiro 2006-8-1 s.n. Placer Colfax; waste ground near railroad tracks. 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
  UCD116589  Sidalcea calycosa Ted Niehaus 1959-5-3 99 Placer north shore of Folsom Lake at Granite Bay Park, 100 yards from lake. Comment
  CHSC9519  Sidalcea glaucescens J. F. Goodwin 1971-7-10 161 Placer Approx. 1 mi. west of Lake Tahoe at end of Old County Roud, 2.3 mi. sw of Cornelian Bay. Comment
  JEPS46167  Sidalcea glaucescens L. S. Smith 1928-6-9 2294 Placer s slope Squaw Valley Tahoe Forest, s slope Squaw Valley 1828 Comment
  JEPS72638  Sidalcea glaucescens Gladys L. Smith 1972-6-18 3148 Placer Alpine Meadows 2072 Comment
  SEINET3480547  Sidalcea glaucescens L. S. Rose 1941-7-14 1913 Placer Lake Tahoe, Lake Tahoe, Homewood Comment
  UC128214  Sidalcea glaucescens Miss Harriet A. Walker 1908-7-25 1388 Placer Cisco 1810 Comment
  UCD21607  Sidalcea glaucescens E. Dean; M. Starbuck, C. Tresan, S. Tresan 2001-6-30 1276 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
  UCR233458  Sidalcea glaucescens George K. Helmkamp, E. A. Helmkamp 2011-8-26 18182 Placer Northern Sierra Nevada Mountains, along Forest Hill Road, 12.9 miles east of Humbug Road, less than 1 mile northwest of Robinson Flat 2050 Comment
  SD44647  Sidalcea hartwegii Darley F. Howe 1951-5-2 2107 Placer 4.0 miles north of Auburn. 456 Comment
  UCR170806  Sidalcea malviflora subsp. asprella George K. Helmkamp, E. A. Helmkamp 2005-9-30 9950 Placer Northern Sierra Nevada Mtns., Junction of Chalet and Alpine Meadows Roads west of Calif. Highway 89 (near Alpine ski area) 2081 Comment
  POM179006  Sidalcea oregana subsp. spicata Marcus E. Jones 1930-7-10 25355 Placer Lake Tahoe. Comment
  UC710570  Sidalcea oregana subsp. spicata John Thomas Howell 1943-7-19 18570 Placer Summit Valley Comment
  SEINET6165298  Sidalcea pedata Unknown 1982-1 Placer Comment
  POM148068  Silene californica J. B. Feudge 1927-7-18 1648 Placer Baxter s Camp. Emigrant gap. Comment
  UC1137915  Silene californica G. T. Nordstrom 1934-6-21 143 Placer 1 1/2 mi w Mammoth Spring; Colfax Quad., Tahoe National Forest, w of Mammoth Spring Comment
  UC8506  Silene californica H. N. Bolander 1865-4-10 4515 Placer Bed of American River Comment
  CAS-BOT-BC386980  Silene douglasii H. M. Hall 1910-7-4 8742 Placer Near Cisco 1890 Comment
  CAS-BOT-BC136287  Silene douglasii Kellogg; Brannan 1880-6-30 s.n. Placer Cisco Comment
  UCD98598  Silene douglasii var. douglasii Beecher Crampton 1964-7-21 7123 Placer one mile east of Cisco Grove, old portion of US Hwy. 40. Comment
  CDA19496  Silene gallica M. I. Wibawa 2002-5-27 272 Placer Sacramento Valley; American River bike trail to Folsom Lake State Recreation Area. 0 Comment
  CAS-BOT-BC541422  Silene invisa G. Ledyard Stebbins; Charlotte Pyles 1979-7-31 s.n. Placer North slope of ridge betweejn Soda Springs, on North Fork American River, and Peak 2346 Comment
  CAS-BOT-BC388987  Silene laciniata subsp. californica Peter H. Raven; G. L. Stebbins, Jr. 1952-4-20 4016 Placer North Fork American River south of Auburn near bridge on Rt. 49 213 Comment
  CDA11926  Silene lemmonii G. F. Hrusa, J. Dinsdale 1989-5-2 7065 Placer Sierra Nevada; Mosquito Ridge Rd, about 15 miles below Placer Redwood Grove. Comment
  UCD98728  Silene lemmonii Eric Brenner; John Hunter 1996-5-26 022 Placer Tahoe National Forest Mosquito Ridge Road. 1080 Comment
  SD240950  Sisymbrium officinale George K. Helmkamp, E. A. Helmkamp 2010-4-17 15875 Placer Sierra Nevada Mountains Foothills: Rattlesnake Bar Road, 1.9 miles southwest of its junction with CA-49 near Pilot Hill (Pilot Hill 7.5'Q) 313 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
  CHSC58405  Sisyrinchium bellum Gary H. Bolton 1975-5-24 43 Placer Spring Garden Road and Auburn-Foresthill Road. Comment
  CHSC74319  Sisyrinchium bellum Susi Urie 1998-9-2 98 -210 Placer Below Hwy 28,between the highway and Lake Forest Road; about 0.2 mi north of Lake Tahoe. 1908 Comment
  SD103520  Sisyrinchium halophilum Darley F. Howe 1978-7-15 Placer Along State Highway 20, 29 miles west of Truckee. 1646 Comment
  SACT002102  Sitanion hystrix Michael Baad 1976-8-4 Placer Collected amoung rocks and in gravel beside creek, white fir forest with openings. 1975.0 Comment
  SACT002104  Sitanion hystrix Michael Baad 1976-6-10 Placer North-facing slope about .5 mile along trail into Duncan Canyon from French Meadows Road. Growing in openings in rich gravelly soil. Comment
  SACT002105  Sitanion hystrix Michael Baad 1983-7-23 Placer Tahoe Airport. Along northeast side of Highway 267. 2100.0 Comment
  SACT002221  Sitanion hystrix D. Meyer 1983-8-7 Placer Collected on east bank. 1879.0 Comment
  SACT002224  Sitanion hystrix D. Meyer 1983-6-18 Placer Rock outcrop 1414.0 Comment
  SACT002225  Sitanion hystrix D. Meyer 1983-6-25 Placer 1418.0 Comment
  SACT002231  Sitanion hystrix D. Meyer 1984-7-8 Placer Roadside 1758.0 Comment
  SACT002232  Sitanion hystrix D. Meyer 1984-6-17 Placer Southeast of Weimar 545.0 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
  SACT002235  Sitanion hystrix Josephine Van Ess 1977-5-20 Placer Collected about 1.75 mile north of Hawk Logan Road on east-west portion of Garden Bar. Dry roadside bank. 85.4 Comment
  UCR191091  Smilacina racemosa George K. Helmkamp, E. A. Helmkamp 2007-6-12 12314 Placer Northern Sierra Nevada Mountains, Lake Spaulding Road just north of its junction with Hwy CA-20 1610 Comment
  CDA5935  Solanum dimidiatum Clark, Margaret Bellue Oct 1945 Placer Railroad yards, Roseville. 0 Comment
  CDA5934  Solanum dimidiatum Clark, Margaret Bellue 1945-10-11 Placer Southern Pacific yards, Roseville. 0 Comment
  CDA5939  Solanum dimidiatum K. L. Milam 1968-7-15 Placer Sierra Nevada; 221 Elm Street, Roseville. Comment
  RSA285951  Solanum dimidiatum T. C. Fuller 1968-7-22 17406 Placer sidewalk and street, 221 Elm St., Roseville, Placer Co. Comment
  POM69614  Solanum umbelliferum Marcus E. Jones 1882-6-25 s.n. Placer Emigrant Gap. Comment
  CAS-BOT-BC365508  Solidago elongata Mrs. H. M. Mitchell 1925-7-1 s.n. Placer Gold Run Comment
  CHSC72868  Solidago elongata L. P. Janeway; Eric Schroder 1998-7-13 5747 Placer Lake Tahoe Basin Management Unit. North side of Blackwood Creek, 1.7 mi west of Lake Tahoe. Large meadow complex. 1938 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
  UCD135940  Solidago elongata G. K. Helmkamp; E. A. Helmkamp 2007-9-14 12964 Placer Northern Sierra Nevada Mountains. Along Mosquito Ridge Road 15 miles east of Foresthill. 832 Comment
  CAS-BOT-BC365114  Solidago velutina subsp. californica Mrs. C. E. Miller 1919-1-1 s.n. Placer McKinneys, Lake Tahoe Comment
  SACT002282  Sorghum halepense D. Meyer 1984-5-28 Placer Next to orchard 206.0 Comment
  CDA777  Sparganium emersum subsp. emersum G. D. Barbe 1977-7-2 2285 Placer Along the shore of Martis Creek Lake, Day Use Area south of Truckee-Tahoe Airport. Comment
  CDA4266  Spartium junceum W. Wilson 1958-3-11 153 -58 Placer Near Loomis. 0 Comment
  SEINET3228406 Image available Spartium junceum M. F. Wojciechowski 2002-6-25 999 Placer Roadside along I-80, collected adjacent to rest area near Dutch Flat/Gold Run exit. 945 Comment
  UCD150464  Spergula arvensis James A. Neilson Jr. 1971-9-9 2599 Placer Tahoe Basin, Tahoe City, McBride's Nursery / Tahoe Tree Company. 1889 Comment
  CDA3450  Spergula arvensis W. Wilson 1959-3-12 1954 Placer Gunther s property near Lincoln. 0 Comment
  CAS-BOT-BC390059  Spergularia W. A. Gosline; A. R. Gosline 1943-6-26 s.n. Placer Norden Comment
  CAS-BOT-BC390745  Spergularia marina Gordon H. True 1971-4-9 6463 Placer Northern limits of Lincoln 48 Comment
  RSA122177  Spiraea densiflora N. H. French 1934-6-8 403 Placer Cisco Butte 1921 Comment
  SD6053  Spiraea densiflora none given none given June 1914 Placer Cisco Comment
  UC1128702  Spiraea densiflora N. French 1934-6-8 403 Placer Cisco Butte; Tahoe National Forest, Colfax Quad. 1920 Comment
  CDA15666  Spiraea splendens G. F. Hrusa, J. Glazner 1999-7-18 15210 Placer Lake Tahoe; Wooded slopes betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1889 Comment
  JEPS127473  Stachys ajugoides Steve Matson 1998-7-15 373 Placer Tahoe North Shore; Snow Creek Watershed, Tahoe Vista/Kings Beach; west fork. Comment
  UCR231860  Stachys ajugoides var. rigida George K. Helmkamp, E. A. Helmkamp 2010-8-11 16759 Placer Northern Sierra Nevada Mountains, Finning Mill Road, 2.3 miles north of Forest Hill Road at the crossing of McBride Creek 1082 Comment
  CAS-BOT-BC391175  Stellaria longipes subsp. longipes John Thomas Howell 1943-7-19 18571 Placer Summit Valley Comment
  CAS-BOT-BC391177  Stellaria longipes subsp. longipes Peter Rubtzoff; Edward W. Colson 1976-7-7 8733 Placer Lake Norden 2063 Comment
  UC8661  Stellaria longipes var. longipes Mrs. M. M. Hardy 1893-1 Placer Comment
  UCR171735  Stellaria media George K. Helmkamp, E. A. Helmkamp 2006-2-9 10059 Placer Northern Central Valley, English Colony Way [Humphrey Road] at Sierra College Blvd near Clover Valley Creek; SE of Lincoln 183 Comment
  SEINET5337367  Stellaria media L. Killinger 1962-3-17 s.n. Placer 3 miles east of Auburn on north fork of American River. 396 Comment
  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
  UCD150470  Stellaria umbellata James A. Neilson Jr. 1970-1 1978 Placer Tahoe Basin, Lower Ward Creek, plot 232P, space 7. 2005 Comment
  JEPS14564  Stenotus acaulis Chas J. Kraebel 1955-8-3 Placer Squaw Valley 2133 Comment
  POM161915  Stenotus acaulis Herbert McLean Evans 1920-7-22 s.n. Placer Ralston Ridge. Sierra Nevada. Comment
  UC197335  Stenotus acaulis C. F. Sonne 1897-7-18 Placer Truckee Knob 2743 Comment
  SD243104  Stephanomeria lactucina George K. Helmkamp, E. A. Helmkamp 2011-8-26 18176 Placer Northern Sierra Nevada Mountains: Robinson Flat, 0.1 mile sout of the campground at Forest Hill Road (Duncan Peak 7.5'Q) 2061 Comment
  UCR233397  Stephanomeria lactucina George K. Helmkamp, E. A. Helmkamp 2011-8-26 18176 Placer Northern Sierra Nevada Mountains, Robinson Flat, 0.1 mile south of the campground at Forest Hill Road 2061 Comment
  SACT002309  Stipa californica D. Meyer 1983-7-16 Placer 1853.18 Comment
  SACT002317  Stipa californica Michael Baad 1977-6-21 Placer 1097.0 Comment
  SACT002319  Stipa californica Michael Baad 1983-9-3 Placer Collected from west slope of Mount Judah to saddle between Mount Judah and Mount Lincoln. 2529.0 Comment
  SACT002363  Stipa lemmonii Michael Baad 1983-6-16 Placer 3.4 miles northeast of junction with Chipmunk Ridge Road on road along South shore of French Meadows Reservoir. Open rocky slope 1879.0 Comment
  SEINET10610763  Stipa occidentalis Lewis S. Rose 1946-6-23 Rose 46193 Placer Rainbow, n. of Cisco 1737 Comment
  POM260048  Streptanthus polygaloides C. L. Hitchcock 1940-5-15 6401 Placer 6 miles N of Colfax Comment
  CAS-BOT-BC87412  Streptanthus polygaloides L. S. Smith 1930-7-7 2513 Placer Tahoe Forest. Forbes Camp. 1219 Comment
  CAS-BOT-BC87766  Streptanthus tortuosus Betty J. jorgensen 1944-7-2 513 Placer Along summit near Donner Pass. Comment
  CHSC11378  Streptanthus tortuosus Lowell Ahart 1962-7-11 Placer Ahart Camp, French Meadows. 1676 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
  UCR193336  Streptanthus tortuosus var. orbiculatus George K. Helmkamp, E. A. Helmkamp 2007-5-30 12174 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 10.7 miles east of its junction with Forest Hill Road in Foresthill 588 Comment
  LA44529  Styrax redivivus Carl B. Wolf; 1937-5-12 8609 Placer Sacramento Valley, W of N Fork American River, 8 mi N of Folsom on road to Auburn 121 Comment
  UCD15639  Styrax redivivus Rachelle Raymond 1989-5-20 802 Placer Forest Hill Rd. 701 Comment
  SD243207  Suksdorfia ranunculifolia George K. Helmkamp, E. A. Helmkamp 2010-8-14 16779 Placer Northern Sierra Nevada Mountains: American Hill Road (Forest Route 13), 4.7 miles south of its junction with Foresthill Road and just south of a creek crossing. Seeping wet area shaded by a rock bank. 1552 Comment
  CAS-BOT-BC245738  Symphoricarpos rotundifolius Alice Eastwood 1909-1-1 131 Placer Ward Creek, Lake Tahoe Region Comment
  CDA12387  Symphoricarpos rotundifolius var. rotundifolius G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8515 A Placer Lake Tahoe; Upper Ward Valley, 4 m SW Tahoe City. Comment
  UC1119995  Symphoricarpos rotundifolius var. rotundifolius G. F. Burks 1934-9-19 45 Placer Squaw Creek; Tahoe National Forest, Truckee Quad. 2011 Comment
  CAS-BOT-BC97556  Symphyotrichum ascendens E. R. Blakley 1960-9-3 3813 Placer [King's] Kings Beach, Lake Tahoe 1905 Comment
  CHSC74194  Symphyotrichum bracteolatum Susi Urie 1998-9-2 98 -215 Placer Lake Tahoe Basin Management Unit - National Forest. Large meadow below Hwy 28, between the highway and Lake Forest Road; about 0.2 mi north of Lake Tahoe. 1908 Comment
  CAS-BOT-BC98476  Symphyotrichum spathulatum W. R. Dudley 1909-8-23 s.n. Placer Tahoe Tavern, Lake Tahoe Comment
  UCD21698  Symphyotrichum spathulatum Beth Lowe Corbin 1982-8-3 183 Placer Onion Creek campground. In wet meadow. Perennial with rhizomes. Ray flowers purple, disc yellow. Full sun. SW slope. Locally abundant. 1841 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
  CHSC74202  Symphyotrichum spathulatum var. spathulatum Susi Urie; Eric Schroder 1998-9-8 98 -275 Placer Meadow complex on north side of Ward Creek about 3.1 mi west of Lake Tahoe and Sunnyside. 2017 Comment
  CHSC74203  Symphyotrichum spathulatum var. spathulatum Susi Urie 1998-9-4 98 -265 Placer Meadow complex on north side of Ward Creek about 2.9 mi west of Lake Tahoe and Sunnyside. 2011 Comment
  CAS-BOT-BC221924  Taeniatherum caput-medusae John Thomas Howell; Gordon H. True 1971-5-26 47617 Placer Northern limits of Lincoln 48 Comment
  POM289884  Taraxacum officinale Lyman Benson 1942-7-2 11250 Placer Highway junction 1 mile west of Truckee. Truckee River drainage area. 1829 Comment
  UCD43038  Taraxacum officinale C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-18 407 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  UCR208557  Taraxacum officinale George K. Helmkamp, E. A. Helmkamp 2009-5-11 14657 Placer Sierra Nevada Mountains Foothills, junction of Forest Hill Road and Chicken Hawk Road, northeast of the city of Foresthill 1338 Comment
  JEPS127461  Taraxia subacaulis Steve Matson 1998-5-24 212 Placer nSNH; Martis Valley, about 4 miles SE of Truckee; Martis Creek Wildlife Area; 500 meters north of Highway 267, 100 meters east of Martis Creek. Comment
  UC146431  Taraxia tanacetifolia Miss Harriet A. Walker 1910-6-18 2135 Placer near R.R. track; Truckee Comment
  UCSB32305  Tauschia hartwegii Bingham, R. F. (Mrs.) 1882-1 Placer Auburn Comment
  CAS-BOT-BC85267  Taxus brevifolia Alice M. King 1923-5-1 s.n. Placer Placerville Comment
  CAS-BOT-BC85268  Taxus brevifolia Saichi Kawahara 1969-5-25 899 Placer North of old cabin, Mel Henderson Ranch, Indian Creek 1011 Comment
  CAS-BOT-BC392405  Thalictrum fendleri F. Almeda 1993-7-24 7274 Placer About 15 miles SE of Interstate Hwy #80 at Soda Springs on the trail to Upper Sheep Valley 2134 Comment
  JEPS45854  Thalictrum fendleri L. S. Smith 1931-6-3 2552 Placer below Duncan Fork; Tahoe <National> Forest, Flat Ravine 1981 Comment
  UCR233461  Thalictrum fendleri var. fendleri George K. Helmkamp, E. A. Helmkamp 2011-8-26 18191 Placer Northern Sierra Nevada Mountains, along Forest Hill Road, 12.9 miles east of Humbug Road, less than 1 mile northwest of Robinson Flat 2050 Comment
  CAS-BOT-BC399743  Thalictrum polycarpum Mrs. H. M. Mitchell 1923-4-26 s.n. Placer Gold Run Comment
  JEPS127523  Thalictrum sparsiflorum Steve Matson 2003-6-28 815 Placer nSNH: Tahoe north shore; Snow Creek watershed, Tahoe Vista/Kings Beach; west fork of Snow Creek, west edge of main boggy site. Comment
  UCD93354  Thinopyrum intermedium K. Connelly 1999-8-2 PDR- 122370 6 Placer Truckee. Along side of Rd. 8, off of Hwy. 89. 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
  SEINET12437545  Thysanocarpus curvipes M. Demorest 1962-3-15 s.n. Placer Junction of the North Fork and Middle Fork of the American River, 4 miles from Auburn. 274 Comment
  RSA20880  Thysanocarpus curvipes var. curvipes C. B. Wolf 1937-3-30 8343 Placer Sacramento Valley, 4.8 miles east of Lincoln on Penryn Road. 91 Comment
  JEPS113105  Thysanocarpus radians Lowell Ahart, Brian Williams 2007-4-13 13671 Placer Waste area about 50 yards north of the Manzanita Cemetery, about 3 1/3 miles north of Lincoln 37 Comment
  SEINET12476871  Thysanocarpus radians A. Tiehm, H. Mozingo, M. J. Williams, E. McPherson 1975-1 622 Placer One mile N of Lincoln. Comment
  RSA0049958  Thysanocarpus radians Carl B. Wolf 1937-3-30 8355 Placer Sacramento Valley, 2 mi. No. of Lincoln. 53 Comment
  SEINET12476857  Thysanocarpus radians R. L. Smith 1942-4-3 21 Placer 3 miles E of Roseville. 122 Comment
  UCR173253  Torilis arvensis George K. Helmkamp, Elizabeth Helmkamp 2006-5-13 10452 Placer Northern Sierra Nevada Foothills, c. 4 air mi. NE of Auburn, along an unnamed road to Lake Clementine, 1.2 mi. N of Forest Hill Road 422 Comment
  JEPS148  Torilis nodosa W. H. Shockley June 1886 Placer Auburn Comment
  CDA5466  Torilis nodosa T. C. Fuller 1959-5-2 2415 Placer Warren Wilson property, Mt. Pleasant District, 5 miles northeast of Lincoln. 0 Comment
  RSA592641  Torreya californica Fay A. MacFadden 1934-8-20 s.n. Placer Several miles from Forest Hill, on the road to Colfax Comment
  UCD117029  Toxicodendron diversilobum Thomas Morley 1946-5-30 594 Placer Northeast of the Masonic Cemetery, Dutch Flat. 1005 Comment
  CDA39014  Tragopogon dubius M. Evans, D. G. Kelch 2011-10-3 s.n. Placer Tahoe City. Granlibakken Resort. Comment
  UCD163379  Trichostema lanceolatum Robert E. Preston 2015-5-29 3000 Placer 1.8 mi SE of Sheridan, 0.5 mi E of Old Hwy 65, 0.25 mi N of Yankee Slough. 33 Comment
  UC380647  Trichostema oblongum Marcus E. Jones 1882-6-30 2831 Placer Emigrant Gap Comment
  UC884474  Trichostema oblongum Marcus E. Jones 1882-6-30 2831 Placer Emigrant Gap Comment
  UCD14398  Trientalis latifolia Dan Cederquist 1984-5-22 19 Placer Placer Co.; on the south side of Rollins Lake; Comment
  SD62087  Trientalis latifolia Darley F. Howe 1965-5-21 4061 Placer Canyon, north side of American River between Forest Hill and Yankee Jims 914 Comment
  OBI12698  Trifolium cyathiferum Robert F. Hoover 1967-9-7 10857 Placer Antone Meadow Comment
  UC146435  Trifolium cyathiferum Miss Harriet A. Walker 1908-7-25 1407 Placer Cisco 1810 Comment
  UCR173252  Trifolium dubium George K. Helmkamp, Elizabeth Helmkamp 2006-5-13 10453 Placer Northern Sierra Nevada Foothills, c. 4 air mi. NE of Auburn, along an unnamed road to Lake Clementine, 1.2 mi. N of Forest Hill Road 422 Comment
  UCR249539  Trifolium dubium George K. Helmkamp, Amy Barnes 2013-3-28 20291 Placer Eastern Sacramento Valley, northwest side of junction of Riosa Road and Andressen Road, northeast of Sheridan 36 Comment
  UCR250603  Trifolium dubium George K. Helmkamp, Mary Alice Barnes 2013-5-3 20496 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road at the north side of the bridge over West Fork of North Fork American River, 5.2 mi. east (87 deg. ) of Forest Hill 422 Comment
  UCR250636  Trifolium dubium George K. Helmkamp, Mary Alice Barnes 2013-5-3 20475 Placer Foothills, northern Sierra Nevada Mountains, Mosquito Ridge Road, 1.1 miles south of Forest Hill Road 962 Comment
  JEPS113115  Trifolium glomeratum Lowell Ahart, Brian Williams 2007-4-13 13645 Placer Open pasture fields, about 1/2 mile south of the Manzanita Cemetery, about 1/2 mile west of Gladding Road, about 2 3/4 miles north of Lincoln 43 Comment
  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
  SD248419  Trifolium hirtum George K. Helmkamp, Mary Alice Barnes 2013-5-3 20472 Placer Foothills, northern Sierra Nevada Mountains: Mosquito Ridge Road, 1.1 miles south of Forest Hill Road. 961 Comment
  UCD111148  Trifolium hirtum G. K. Helmkamp; E. A. Helmkamp 2007-3-25 11712 Placer Northern Sierra Nevada Mountains: Forest Hill Road at the junction with the unnamed road to Lake Clementine. 457 Comment
  UCR173274  Trifolium hirtum George K. Helmkamp, Elizabeth Helmkamp 2006-5-13 10438 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
  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
  JEPS59436  Trifolium longipes Ezra Brainerd and Viola B. Baird 1915-7-25 156 Placer Sierra Nevada Mountains; Deer Park Comment
  UCD111274  Trifolium longipes R. Tofsrud 1951-7-1 s.n. Placer Near Campton's store, Hwy. 40 (above Nayak). Comment
  UCD22007  Trifolium longipes Rex Palmer 1979-6-9 N 179 Placer Headwaters basin area of the North Fork of the American River Comment
  UCD43027  Trifolium longipes C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-18 396 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  UC630803  Trifolium longipes var. hansenii L. S. Smith 1916-6 652 Placer Squaw Valley Comment
  UCR208575  Trifolium microcephalum George K. Helmkamp, E. A. Helmkamp 2009-5-7 14605 Placer Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 4.4 miles east of its junction with Forest Hill Road in Foresthill 805 Comment
  RSA537541  Trifolium microcephalum Barbara Ertter 1989-4-8 8161 Placer Iowa Creek Road 2 miles from I-80 near entrance to Auburn State recreation area at creek crossing 518 Comment
  SBBG3847  Trifolium pratense E. R. Blakley 1960-9-3 3816 Placer Kings Beach, Lake Tahoe 1905 Comment
  UC33298  Trifolium pratense Miss Ora Boring July, 1901 Placer Lake Tahoe Comment
  CAS-BOT-BC230186  Trifolium productum A. A. Heller 1919-7-25 13301 Placer Sandy flat near Yuba River below Cisco 1676 Comment
  UCD163053  Trifolium retusum Robert E. Preston 2014-4-22 2959 Placer 1.8 mi SE of Sheridan, on terraces adjacent to Yankee Slough, E of old Hwy 65. 30 Comment
  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
  HSC82228  Trifolium variegatum Thomas W. Nelson 1979-4-10 4578 Placer Along W side of Sierra College Blvd. between I-80 and Douglas Blvd. Comment
  UC631452  Trifolium variegatum L. S. Smith 468 Placer Squaw Valley Comment
  CHSC81510  Trifolium willdenovii D. Tellefson 2000-4-23 Placer Shockley Woods, Shockley Rd, Auburn. 400 Comment
  RSA0107422  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. 33 Comment
  UCR250186  Triphysaria eriantha George K. Helmkamp 2013-3-1 20152 Placer Sacramento Valley, Ranch House Road, 0.6 mile southeast of Riosa Road in Sheridan 37 Comment
  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
  UCR231892  Triphysaria eriantha subsp. eriantha George K. Helmkamp, E. A. Helmkamp 2011-4-10 17143 Placer Sacramento Valley, east of Sheridan just north of the junction of North Kilaga Springs Road and Kilaga Springs Road 98 Comment
  UCD93509  Trisetum canescens Beecher Crampton 1958-6-24 4966 Placer 3 miles west of Baxter. Earl Morton Ranch. 1066 Comment
  UCD93920  Trisetum projectum Beecher Crampton 1955-7-13 2993 Placer Placer County, 3.5 miles east of Baxter, along U.S. Highway 40. 1432 Comment
  CAS-BOT-BC200452  Trisetum wolfii John Thomas Howell 1943-7-19 18568 Placer Summit Valley 2133 Comment
  RSA27676  Triteleia bridgesii C. L. Hitchcock 1940-5-15 6402 Placer 6 miles north of Colfax. 762 Comment
  UC188756  Triteleia bridgesii C. F. Sonne June 1891 Placer Gold Run Comment
  UC662468  Triteleia bridgesii Dorothy Law 1941-5-15 Placer Auburn Sierra Nevada foothills Comment
  JEPS64218  Triteleia hyacinthina W. L. Jepson 1918-7-30 7733 Placer Tahoe Lake Tahoe, Tahoe 1920 Comment
  RSA21282  Triteleia hyacinthina Carl B. Wolf 1937-5-12 8626 Placer Sacramento Valley, 1 mi N of Lincoln. 46 Comment
  RSA27140  Triteleia hyacinthina C. L. Hitchcock 1940-5-14 6378 Placer Meier Ranch, 6 miles north of Colfax. 762 Comment
  RSA670103  Triteleia hyacinthina Juanita Bacey 1998-5-9 1 Placer Roseville. 0.5 miles SW of intersection of Hwy 65 and Stanford Ranch Road. 69 Comment
  UCD158891  Triteleia hyacinthina C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-21 s.n. Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  CAS-BOT-BC522023  Triteleia hyacinthina R. K. Wellman 1981-5-15 035 Placer East Weimar-Cross Road off Highway 80 in Weimar city limits 762 Comment
  SEINET8506403  Triteleia ixioides W. D. Billings 1940-5-18 1308 Placer Gold Run. Comment
  CAS-BOT-BC522068  Triteleia ixioides subsp. ixioides Saichi Kawahara 1969-5-24 868 Placer Mel Henderson Ranch, Indian Creek 1002 Comment
  UCD139335  Triteleia ixioides subsp. scabra C. Susan Brown 1976-5-15 24 Placer 3.4 miles west of Auburn Forest Hill Road on Old Forest Hill Road, Lake Clementine. 213 Comment
  CAS-BOT-BC525734  Triteleia ixioides subsp. scabra Elmer I. Applegate 1928-4-22 5366 Placer Near Loomis Comment
  JEPS64253  Triteleia ixioides subsp. unifolia R. E. Arp 9 Placer Roseville Comment
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Nov 24 2009
  SD241652  Triteleia laxa George K Helmkamp, E. A. Helmkamp 2010-4-17 15889 Placer Sierra Nevada Mountins Foothills: Rattlesnake Bar Road, 4.2 miles southwest of its junction with CA-49 naer Pilot Hill (Pilot Hill 7.5'Q) 359 Comment
  UCD164645  Triteleia laxa Brandi Sorensen 1995-5-12 12 Placer 3.5 kilometers north of Auburn. 2.4 kilometers west of Interstate 80. Comment