Search Results — 2000 specimen records retrieved (1633 records with coordinates)
(That's the default maximum. Contact Jason Alexander for larger data requests.)

Results for search: County=PLACER; Source=All;   

Mapping Options:

BerkeleyMapper with county and bioregion layers
BerkeleyMapper without layers.
KML export
(Note: only records with coordinates are mappable)

Download Options:
Select all records · Select records with coordinates

Include annotations and voucher information

PLEASE NOTE: Due to changes in newer versions of Excel, directly copying text from the above selected results does not produce a usable table.
    Follow these steps:
      1. The contents of the selected results window must be copied into a text editor like TextEdit for Mac or WordPad for Windows
      2. The selected results must be saved as a new text document.
      3. This new text document can now be copied into Excel or imported as a tab delimited text file.

(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

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

Click on column header to sort data (* sorts by family); click in leftmost checkbox to select record. CCH Help Page.
Turn on yellow flags to show possible range discrepancies. Read more ...
? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  UCD42944  Abies concolor C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 313 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  UCD43915  Abies concolor C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-9 1281 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 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
  CAS-BOT-BC331004  Acer glabrum var. glabrum John H. Thomas; Hazelle A. Thomas 1956-7-21 6110 Placer Sierra Nevada, vicinity of Donner Pass, about 80 miles NE of Sacramento. 2377 Comment
  CAS-BOT-BC331012  Acer glabrum var. glabrum Vincent Jones 1919-7-7 s.n. Placer Ridge above Bear Valley Comment
  UC1071636  Acer macrophyllum J. E. Sowder, R. W. Lundh 1933-4-19 49 Placer Colfax Hill Colfax Quad., Colfax Hill Comment
  SEINET7894044  Acer macrophyllum J. Martin 1959-4-25 s.n. Placer Along US Hwy 49, 5 miles E of Sierraville. Comment
  CHSC10685  Achillea millefolium Lowell Ahart 1972-8-7 Placer French Meadows. 1524 Comment
  UCD43935  Achillea millefolium C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-9 1301 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  SACT000017  Achnatherum hymenoides 1977-7-15 Placer T.16N., R.15E. 2000.0 Comment
  UC1133077  Achnatherum occidentale subsp. californicum B. Bolt 1934-8-14 179 Placer e slope of Red Star Ridge Tahoe National Forest, Truckee Quadrangle Comment
  UC682059  Achnatherum occidentale subsp. californicum G. L. Stebbins Jr. 1941-7-16 3172 Placer 1 mi w Cisco Grove (rocky ledges along US Highway 40) 1706 Comment
  UCD22218  Achnatherum occidentale subsp. californicum Beth Lowe Corbin 1982-8-12 336 Placer 1/3 mile NE of Onion Creek Campground. SW facing slope, 15% incline. Common. Partial sun. In organic, fine, sandy soil in opening in white fir forest. Perennial forming moderately small bunches. 1905 Comment
  UCD75728  Achnatherum occidentale subsp. occidentale Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5167 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, along Emigrant Trail on the N side of the north fork of Cold Creek, south side of trail between creek and trail. 2136 Comment
  CDA16992  Achnatherum stillmanii G. F. Hrusa, M. I. Wibawa, J. Glazner 2002-5-22 16045 Placer Sierra Nevada; Hughes Mill (site) above Foresthill. 1066 Comment
  UCD55538  Achnatherum stillmanii L. T. Burcham; H. W. Miller 1962-7-31 s.n. Placer 7 miles north of main line road up Red Star Ridge. On road from French Meadows to Soda Springs. 1981 Comment
  CAS-BOT-BC227675  Acmispon americanus var. americanus Beecher Crampton 1972-7-26 8836 Placer Carpenter Flat east of Emigrant Gap 1615 Comment
  CHSC74219  Acmispon americanus var. americanus Susi Urie 1998-9-2 98 -208 Placer Large meadow below Hwy 28, between the highway and Lake Forest Road; about 0.2 mi north of Lake Tahoe. 1908 Comment
  CHSC82578  Acmispon americanus var. americanus Lowell Ahart 2002-7-22 9918 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
  UCD103810  Acmispon americanus var. americanus A. A. Heller 1917-8-12 12872 Placer Southern Pacific reservoir west of Emigrant Gap in coarse. Comment
  UCD103824  Acmispon americanus var. americanus G. K. Helmkamp; E. A. Helmkamp 2006-8-11 11218 Placer Northern Sierra Nevada Mtns; along Forest Hill Road, 8.7 miles northeast of Forest Hill. 1311 Comment
  UCD22075  Acmispon americanus var. americanus Rex Palmer 1979-7-12 N 597 Placer Headwaters basin area of the North Fork of the American River. Comment
  CHSC34612  Acmispon wrangelianus Lichael P. Crivello 1979-4-11 Placer 2.5 mi nne of Auburn, 200 yds n of confluence of North and Middle forks of American River. Comment
  CAS-BOT-BC391459  Aconitum columbianum subsp. columbianum Alice Eastwood 1909-1-1 77 Placer Lake Tahoe Region. Sunnyside Comment
  CAS-BOT-BC391462  Aconitum columbianum subsp. columbianum Mrs. Chas. E. Miller 1916-8-30 s.n. Placer Emigrant Gap Comment
  CAS-BOT-BC418773  Aconogonon phytolaccifolium Catherine Best 1981-8-1 s.n. Placer Big Meadow, about 3 miles south of French Meadows 1600 Comment
  JEPS60389  Actaea rubra Leland S. Smith 1931-5-12 2541 Placer Tahoe Forest 914 Comment
  OBI39838  Adenocaulon bicolor Joy H. Nishida 1985-7-10 790 Placer Homewood 1829 Comment
  RSA463215  Adenocaulon bicolor J. H. Nishida 1985-7-10 790 Placer Homewood. 1829 Comment
  SCFS1022  Adenocaulon bicolor E. Krimmel 2013-7-28 Placer North Fork American River, trail to Heath Falls Overlook. Stop #1 Comment
  RSA687737  Adiantum aleuticum Fay A. MacFadden 1934-7-9 12572 Placer below Emigrant Pass Comment
  UCD51602  Aegilops triuncialis B. Crampton 1955-5-27 2815 Placer 5-6 miles northwest of Roseville. Comment
  UC26070  Agastache urticifolia Mrs. M. M. Hardy 1893-1 Placer Comment
  POM58925  Ageratina occidentalis A. M. Carpenter 1892-8-9 s.n. Placer [Unspecified] Comment
  SCFS1171  Ageratina occidentalis E. Krimmel, Michael Hamilton 2013-8-1 Placer NFAm. Chickering Reserve. Comment
  UC169988  Agoseris aurantiaca var. aurantiaca Miss Helen D. Geis Jun 1 1912-Jul 1 1912 216 Placer Deer Park Deer Park 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
  JEPS126326  Agoseris heterophylla var. heterophylla Steve Matson 2003-6-9 797 Placer nSNH; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; north of Highway 267 and west of Martis Creek, along Airpot Creek. Comment
  CAS-BOT-BC13325  Agoseris retrorsa Marcus E. Jones 1882-6-30 2782 Placer Emigrant Gap Comment
  CAS-BOT-BC13328  Agoseris retrorsa Saichi Kawahara 1969-5-25 1016 Placer East bank of Indian Creek. East of house, Mel Henderson Ranch. Dutch Flat Quadrangle. 1036 Comment
  UCR235386  Agoseris retrorsa George K. Helmkamp, E. A. Helmkamp 2012-5-11 18948 Placer Northern Sierra Nevada Mountains Foothills, Finning Mill Road, 1.2 miles north of its junction with Forest Hill Road 1104 Comment
  SACT000078  Agropyron trachycaulum D. Meyer 1983-8-7 Placer Roadside wash 1758.0 Comment
  SACT000117  Agrostis alba Josephine Van Ess 1977-8-15 Placer .25 mile downstream from bridge over Bear River on Hwy 49 365.8 Comment
  SACT000084  Agrostis exarata D. Meyer 1983-9-10 Placer Moist streambank and meadow 1879.0 Comment
  SACT000085  Agrostis exarata D. Meyer 1983-6-18 Placer Shady area 1170.0 Comment
  SACT000093  Agrostis exarata Josephine Van Ess 1977-9-16 Placer Growing in mud in small pools at river's edge 378.0 Comment
  SACT000097  Agrostis exarata D. Meyer 1984-7-8 Placer Road to Lake Valley Reservoir, roadside. 1758.0 Comment
  UC1110539  Agrostis exarata Herbert L. Mason 1939-8-3 12206 Placer 7 mi nw Tahoe City (Squaw Valley); Squaw Valley 1889 Comment
  UCD34018  Agrostis exarata Beecher Crampton 1975-9-9 9269 Placer Placer County, Tahoe National Forest, 1.2 mile N.E. of Blue Canyon post office. 1524 Comment
  UCD52294  Agrostis exarata Beecher Crampton 1955-6-15 2889 Placer junction of Iowa Hill, Forest Hill road, 2.5 miles north Yankee Jim. Comment
  UCD52335  Agrostis exarata E. Wilson 1935-8-12 s.n. Placer 2 miles above Cisco Grove. Comment
  SACT000113  Agrostis exarata var. monolepis D. Meyer 1984-6-23 Placer Iowa Hill rd 9.76 km from I80 Frontage Rd. Moist shady roadside ditch. Oak, pine, manzanita. 978.0 Comment
  UCD36658  Agrostis exarata var. monolepis Beecher Crampton 1955-6-15 2886 Placer Placer County, Bunch Canyon, 3 miles south of U.S. Highway 40, on Forest Hills Road. Comment
  CAS-BOT-BC139727  Agrostis gigantea Catherine Best 1981-8-1 s.n. Placer Sierra Nevada. Big Meadow, about 3 miles south of French Meadows. 1600 Comment
  CAS-BOT-BC139446  Agrostis hyemalis John Thomas Howell 1943-7-19 18572 Placer Summit Valley. Comment
  CAS-BOT-BC139254  Agrostis idahoensis A. A. Heller 1917-8-13 12913 Placer Ridge northwest of Donner Pass. 2346 Comment
  RSA129704  Agrostis idahoensis B. Bolt 1934-7-18 144 Placer Robertson Flat 204 Comment
  SACT000184  Agrostis idahoensis D. Meyer 1984-7-15 Placer edge of Serene Lake 2085.0 Comment
  SACT000185  Agrostis idahoensis D. Meyer 1983-7-30 Placer Moist areas on both sides of the road. 2072.64 Comment
  UCD43280  Agrostis idahoensis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-12 648 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  SEINET10968050  Agrostis idahoensis A. Arthur Heller 1919-7-25 Heller 13293 Placer Sandy flat near the Yuba river below Cisco. Comment
  UCD53037  Agrostis microphylla Beecher Crampton 1957-5-7 3998 Placer 1.7 miles east of Lincoln, road to Newcastle. Comment
  CAS-BOT-BC138998  Agrostis pallens A. A. Heller 1919-7-25 13305 Placer Near the Yuba River below Cisco. 1676 Comment
  CAS-BOT-BC139000  Agrostis pallens A. A. Heller 1917-8-13 12897 Placer Base of a cliff north of Summit hotel. 2164 Comment
  CAS-BOT-BC139001  Agrostis pallens A. A. Heller 1917-8-13 12897 Placer Base of cliff north of Summit Hotel. Comment
  UCD53242  Agrostis pallens B. Bolt 1934-7-17 s.n. Placer 1/2 mile S.W. of Walker Mine. 1981 Comment
  CAS-BOT-BC138719  Agrostis scabra Catherine Best 1981-8-2 s.n. Placer Sierra Nevada. Near Lower Hell Hole Reservoir. Comment
  JEPS127496  Agrostis scabra Steve Matson 2002-11-7 773 Placer Tahoe west shore; Emerald Bay, Eagle Falls trailhead. Comment
  SACT000163  Agrostis scabra D. Meyer 1984-7-21 Placer Along river bank and along shaded bike trail 1879.0 Comment
  SACT000167  Agrostis scabra D. Meyer 1984-8-12 Placer 11.2 km from French Meadows, very wet boggy area and grazed wooded area 1612.0 Comment
  UCD53327  Agrostis scabra B. Crampton 1955-7-13 2984 Placer along US Hwy. 40, 3.5 miles east of Baxter. 1432 Comment
  UCD53345  Agrostis scabra B. Bolt 1934-8-14 173 Placer E. slope of Red Star Ridge. 1767 Comment
  UCR146852  Agrostis scabra Beecher Crampton 1964-7-21 7120 Placer Sierra Nevada Mtns., Cisco Grove, US Hwy. 40 1723 Comment
  SACT000197  Agrostis stolonifera var. major D. Meyer 1983-7-16 Placer 1853.18 Comment
  SACT000201  Agrostis stolonifera var. major Michael Baad 1976-8-4 Placer Picayune Trail at end of Jeep road, two miles east of Talbot Camp, ne of mildred ridge 1975.0 Comment
  SACT000221  Agrostis tenuis D. Meyer 1983-7-16 Placer 1624.0 Comment
  CAS-BOT-BC138568  Agrostis variabilis Peter Rubtzoff; Edward W. Colson 1976-7-6 8720 Placer Sierra Nevada. Lake Van Norden. 2063 Comment
  SACT000253  Agrostis variabilis Michael Baad 1976-8-4 Placer Shore of Mildred Lakes and northwest-facing slope of Mildred Ridge 2438.4 Comment
  UCD53773  Agrostis variabilis E. Wilson 1935-7-7 s.n. Placer Emigrant Gap. Comment
  CDA4760  Ailanthus altissima T. C. Fuller 1975-9-5 20101 Placer Sierra Nevada; Between old Highway 40 & Interstate 80 freeway, north limits of Colfax. Comment
  UCR231889  Aira caryophyllea George K. Helmkamp, E. A. Helmkamp 2011-4-10 17146 Placer Sacramento Valley, east of Sheridan just north of the junction of North Kilaga Springs Road and Kilaga Springs Road 98 Comment
  UCD22043  Allium amplectens Rex Palmer 1979-7-9 N 454 Placer Headwaters basin area of the North Fork of the American River Comment
  UC843371  Allium campanulatum Marcus E. Jones, A. M. 1882-6-30 2881 Placer Emigrant Gap Comment
  CAS-BOT-BC464481  Allium campanulatum Carl Purdy 1933-6-1 s.n. Placer Near Mt. Lincoln, Donner Pass Comment
  CAS-BOT-BC464522  Allium campanulatum D. E. Breedlove 1962-6-13 3546 Placer On the western bank of Lake Tahoe along State Hwy. 89, 8.3 miles south of Tahoe City 1889 Comment
  CAS-BOT-BC474084  Allium platycaule A. Kellogg 1870-6-1 s.n. Placer Cisco, Sierra Nevada Mountains Comment
  UC1577329  Allium platycaule Baki Kasapligil 1972-7-16 4471 Placer Sierra Nevada south to Placer County Sierra Nevada Comment
  RSA300577  Allium validum John Dourley, Walter Wisura 1982-10-13 3861 Placer ca. 6 miles SW of Emigrant Gap, along forestry road 19. 1463 Comment
  UCR208581  Allophyllum George K. Helmkamp, E. A. Helmkamp 2009-5-11 14679 Placer Sierra Nevada Mountains Foothills, Driver's Flat Road 0.8 mile south of its junction with Forest Hill Road, c. 8 miles (air) NE of Auburn 517 Comment
  UC1123707  Allophyllum integrifolium B. Bolt 1934-7-10 93 Placer 2 mi. s. Huysink Lake; Tahoe Nat'l Forest, Colfax Quad. Comment
  CAS-BOT-BC453439  Allotropa virgata Mrs. W. J. G. Lambert 1914-9-1 s.n. Placer Trail from Lake Tahoe to Watson's Lake Comment
  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
  RSA452774  Alnus rhombifolia Wm. Martin 1971-9-10 20228 Placer 1 mile east of Weimar on Hwy 80 610 Comment
  SACT002784  Alnus tenuifolia Michael Baad 1977-6-2 Placer Collected north facing slope in mixed coniferous forest. 853.0 Comment
  SACT002785  Alnus tenuifolia Michael Baad 1976-6-10 Placer Collected on north slope of Duncan Canyon on trail to Robinson Flat. Comment
  JEPS113248  Alopecurus saccatus Lowell Ahart, Brian Williams 2007-4-13 13660 Placer On the bottom of vernal pools, about 1/2 mile south of the Manzanita Cemetery, about 1/2 mile west of Gladding Road, about 2 3/4 miles north of Lincoln 43 Comment
  JEPS115003  Amaranthus californicus Lowell Ahart 2007-11-13 14596 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 miles (air) northeast of Sheridan 73 Comment
  CAS-BOT-BC13676  Ambrosia artemisiifolia Peter H. Raven 1954-8-27 7957 Placer Penryn Comment
  UCD37375  Ambrosia artemisiifolia Beecher Crampton 1959-9-17 5463 Placer Bowman, along U. S. Highway 40. Comment
  UC1505819  Amelanchier alnifolia var. semiintegrifolia K. M. Wiegand 1941-7-13 4890 Placer 2 mi w Lake Tahoe (woods along Ward Creek); Sierra Nevada, Lake Tahoe Basin 1905 Comment
Read comments
May 30 2007
  UC12106 Image available Amelanchier utahensis C. J. Fox Jr. Jul 1895 Placer Deer Park Inn Comment
  UC479941  Amsinckia Katharine Brandegee May 1883 Placer between Salmon Falls and Auburn; Alabaster Cave Comment
  SEINET8551460  Anagallis arvensis R. C. Sumner 1948-5-7 s.n. Placer Found near road in open field, 4 miles south of Loomis. 305 Comment
  UCD128779  Anaphalis margaritacea Rex Palmer Date Unknown N 887 Placer Headwaters basin area of the North Fork of the American River. Comment
  UCD21771  Anaphalis margaritacea Rex Palmer Date Unknown N 887 Placer Headwaters basin area of the North Fork of the American River Comment
  CAS-BOT-BC64274  Anaphalis margaritacea D. S. Smith 1925-8-12 1696 Placer Forest: Tahoe. Last Chance Ridge 1859 Comment
  CAS-BOT-BC137822  Andropogon glomeratus var. pumilus Beecher Crampton 1960-11-2 5802 Placer 1 mile southeast of Auburn, State Highway 49. Comment
  SACT000288  Andropogon virginicus Josephine Van Ess 1975-11-5 Placer Permanent stream to Linda Creek 94.5 Comment
  UCD56112  Andropogon virginicus Beecher Crampton 1957-3-28 3911 Placer 3.5 miles northeast of Folsom, along the road to Auburn. Comment
  CAS-BOT-BC128577  Androsace occidentalis Marcus E. Jones 1882-4-29 s.n. Placer Emigrant Gap Comment
Read comments
Sep 29 2017
  JEPS72337  Anemone occidentalis Gladys L. Smith 1972-6-20 3251 Placer just below summit Ward Peak 2628 Comment
  CAS-BOT-BC63970  Antennaria argentea G. B. Grant 1906-7-15 6943 Placer Tahoe Tavern Comment
  CHSC73005  Antennaria argentea L. P. Janeway 1998-7-6 5968 Placer Lake Tahoe Basin Management Unit - National Forest. North side of Blackwood Creek, 1.7 mi west of Lake Tahoe. 1938 Comment
  UCD36118  Anthoxanthum odoratum Beecher Crampton 1952-11-9 918 Placer Placer County, 6 miles east of Auburn, about 1.5 miles south of Meadow Vista. 457 Comment
  UCD36703  Anthoxanthum odoratum Beecher Crampton 1955-7-13 2985 Placer Placer County, 3.5 miles east of Baxter, along U.S. Highway 40. Comment
  UCD56265  Anthoxanthum odoratum A. A. Beetle 1941-5-26 2719 Placer Near Cisco. 1524 Comment
  OBI39812  Apocynum androsaemifolium Joy H. Nishida 1985-7-10 772 Placer Homewood 1829 Comment
  SEINET3282795 Image available Apocynum androsaemifolium George K. Helmkamp, E. A. Helmkamp 2009-7-16 15208 Placer Sierra Nevada Mountains; Forest Hill Road, 24.6 miles northeast of the city of Foresthill, near Ford Point. 1698 Comment
  UCD38487  Apocynum androsaemifolium Beecher Crampton 1955-6-15 2925 Placer 10.5 miles west of Forest Hill. Comment
  RSA779398  Apocynum cannabinum George K. Helmkamp, Amy Barnes 2009-7-12 15190 Placer along Todd Valley Road, 0.1 mile south of its junction with Foresthill Road, c. 13 air miles NE of Auburn 854 Comment
  CDA39733  Apocynum cannabinum Jacobsen Nov 1928 s.n. Placer 1/2 mile east of headquarters of Whitney Estate, 6 miles northeast of Roseville. 0 Comment
  RSA634243  Aquilegia formosa Robert M. Rhode, B. Nemeth 1997-6-26 169 Placer Near Blackwood Creek Canyon Road, about 0.4 miles west of turnoff from Highway 89 ( c. 4 miles south of Tahoe City) 1921 Comment
  CAS-BOT-BC397907  Aquilegia formosa Saichi Kawahara 1969-7-6 1468 Placer Finning Mill Road just south of Sugar Pine Road. Tahoe National Forest. SW 1/4 of section 19 of the Dutch Flat Quaddrangle, R11E T15N. Comment
  RSA569052  Aquilegia formosa var. truncata Bonnie C. Templeton 1931-7-4 1505 Placer Near Meeks Bay, Lake Tahoe 2280 Comment
  CDA36918  Arabidopsis thaliana CDFA Staff s.n. Placer Pino Ranch, near Newcastle. 0 Comment
  UCR270694  Arabis holboellii John F. Emmel 1998-7-9 1572 Placer Sierra Nevada Mountains, Donner Pass area, south peak of Mt. Judah 2513 Comment
  POM303028  Arabis holboellii var. retrofracta L. S. Rose 1944-7-10 44053 Placer Chambers Lodge, Lake Tahoe 1921 Comment
  JEPS72039  Arabis lemmonii Gladys L. Smith 1972-6-18 3134 Placer Alpine Meadows 2072 Comment
  UC1601421  Arabis rectissima var. rectissima Katharine Brandegee Placer Tahoe Tavern Comment
  UC1120807  Arbutus menziesii N. French, R. Clar 1933-5-19 59 Placer near Iowa Hill 822 Comment
  CHSC10616  Arceuthobium americanum Lowell Ahart 1972-6-28 131 Placer French Meadows. 1524 Comment
  CAS-BOT-BC24154  Arctostaphylos Saichi Kawahara 1969-5-25 1018 Placer Top of ridge E of house, Mel henderson Ranch, E bank of Indian Creek, Dutch Flat Quadrangle 1036 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
  POM286039  Arctostaphylos nevadensis Lyman Benson 1933-6-26 4539 Placer Cisco, U.S. 40. Sierra Nevada; Bear River watershed. 1829 Comment
  RSA121257  Arctostaphylos nevadensis R. W. Lundh 1933-4-26 237 Placer 3 miles S. Signal Peak. 1829 Comment
  SEINET7262862  Arctostaphylos nevadensis A. Hogan 1923-7-29 1035 Placer [Sierra Nevada] Homewood, Lake Tahoe Comment
  SEINET7263127  Arctostaphylos nevadensis P. Lehenbauer 1931-4-22 s.n. Placer [Sierra Nevada] above Carnelian Bay Comment
  CAS-BOT-BC42105  Arctostaphylos patula Alice Eastwood 1912-6-15 492 Placer Lake Tahoe Region - Deer Park Comment
  CAS-BOT-BC42106  Arctostaphylos patula John Thomas Howell 1976-7-18 51931 Placer Jeffrey pine forest, Carnelian Bay, Lake Tahoe 1905 Comment
  RSA122011  Arctostaphylos patula J. E. Sowder, R. W. Lundh 1933-4-20 51 Placer 3 1/2 mi. S.W. Blue Canyon, above railroad, Colfax. 1372 Comment
  SCFS1103  Arctostaphylos viscida E. Krimmel 2014-6-26 Placer "Land of the Lost": on trail, 1/3 of the way from Serena Creek to Heath Falls Overlook. Comment
  UCR122880  Arctostaphylos viscida Susanne M. James 1980-4-1 73 Placer Highway I80, Alta Bonnie Nook Road offramp, just south of Baxter 1220 Comment
  SEINET7268599  Arctostaphylos viscida L. R. Miller 1934-6-23 s.n. Placer Above Colfax 914 Comment
  SEINET7268690  Arctostaphylos viscida W. D. Billings 1940-5-18 1319 Placer Gold Run Comment
  CAS-BOT-BC47125  Arctostaphylos viscida subsp. viscida Alice Eastwood 1922-4-6 11124 Placer Colfax. Comment
  JEPS38757  Arctostaphylos viscida subsp. viscida Margaret A. Kelley 1922-5-30 Placer Georgetown Comment
  RSA254297  Arctostaphylos viscida subsp. viscida Gary D. Wallace, R. F. Thorne, L. DeBuhr, A. Tatsuno 1975-4-13 1422 Placer Sierra Nevada, Baxter exit off Hwy. 80 between Alta and Blue Can. 1207 Comment
  RSA637015  Arctostaphylos viscida subsp. viscida Jon E. Keeley 1993-9-13 24918 Placer Forest Hill Road, 11 km west of Forest Hill, northeast of Auburn. 700 Comment
  RSA637021  Arctostaphylos viscida subsp. viscida Jon E. Keeley 1993-9-13 24912 Placer Forest Hill Road, 13 km west of Forest Hill, northeast of Auburn. 590 Comment
  UC1121445  Arctostaphylos viscida subsp. viscida N. French 1934-5-29 378 Placer 1 mi w Lake Spaulding; Tahoe National Forest, Colfax Quadrangle Comment
  UC193055  Arctostaphylos viscida subsp. viscida C. F. Sonne 1891-4-5 Placer between Auburn and Newcastle Comment
  UC876564  Arctostaphylos viscida subsp. viscida P. A. Lebenbauer 1934-6-23 Placer above Colfax 914 Comment
  SEINET5784772 Image available Arenaria congesta Marcus E. Jones 1882-1 3278 Placer Emigrant Gap Comment
  UC852450  Arenaria congesta var. suffrutescens A. A. Heller 1917-6-19 12741 Placer Emigrant Gap 1615 Comment
  CAS-BOT-BC137568  Aristida oligantha Catherine Best 1984-8-11 1031 Placer Sierra Nevada. South Campground Camp Far West Reservoir. 91 Comment
  SCFS1049  Arnica E. Krimmel, F. Felix 2014-8-7 Placer North Fork American River, Headwaters Basin, Needle Lake Comment
  CAS-BOT-BC82202  Arnica chamissonis Geo. B. Grant 1906-7-15 6993 Placer Tahoe Tavern, Lake Tahoe 1889 Comment
  CHSC73916  Arnica chamissonis Susi Urie 1998-8-18 98 -061 Placer About 0.2 mi north of Lake Tahoe; large meadow complex between Kings Beach and Tahoe Vista. 1901 Comment
  JEPS126337  Arnica chamissonis Steve Matson 1997-7-5 33 Placer nSNH; Martis Valley; about 4 miles SE of Truckee; Martis Wildlife Area; 50 yards north of Highway 267 and 20 yards west of Martis Creek. Comment
  CAS-BOT-BC82212  Arnica chamissonis John Thomas Howell 1925-7-5 1385 Placer Armstrong's, Emerald Bay, Lake Tahoe 1889 Comment
  RSA35128  Arnica chamissonis subsp. foliosa L. S. Rose 1944-7-25 44250 Placer Chambers lodge, Lake Tahoe. 1921 Comment
  CAS-BOT-BC82322  Arnica cordifolia M. S. Jussel 1928-6-25 s.n. Placer Tahoe City near school Comment
  RSA123055  Arnica dealbata B. Bolt 1934-8-14 171 Placer Red Star Ridge, between Mount Mildred and Middle Fork of the American River, Tahoe National Forest. 2134 Comment
  UC159245  Arnica longifolia Miss Harriet A. Walker 1910-6-21 2165 Placer near, (on the edge of Bear Creek) Deer Park; Bear Creek 1981 Comment
  UC193595  Arnica longifolia C. F. Sonne 1885-8-23 Placer n of Tinker's Knob ((e slope Anderson's Peak)); Anderson's Peak Comment
  UCD21690  Arnica parryi Beth Lowe Corbin 1982-8-17 360 Placer 2 2/3 miles WSW of The Cedars. 1935 Comment
  CAS-BOT-BC85060  Arnica parryi John Thomas Howell 1938-8-2 13990 Placer 5 miles n. of Brockway Comment
  SACT000348  Arrhenatherum elatius D. Meyer 1984-6-10 Placer 606.0 Comment
  SEINET6775223 Image available Artemisia arbuscula W. D. Billings 1950-7-30 1915 Placer Northeast side of Squaw Peak, Sierra Nevada 2591 Comment
  CAS-BOT-BC85015  Artemisia arbuscula subsp. arbuscula C. F. Sonne 1886-8-15 372 Placer Mt. Topi S. of summit Comment
  CDA12389  Artemisia douglasiana G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8517 A Placer Lake Tahoe; Upper Ward Valley, 4 m SW Tahoe City. Comment
  UCD21691  Artemisia douglasiana Rex Palmer Date Unknown N 888 Placer Headwaters basin area of the North Fork of the American River Comment
  UCR260073  Artemisia douglasiana George K. Helmkamp, Elizabeth Helmkamp 2013-10-14 22419 Placer Sierra Nevada Mountains Foothills, Yankee Jim Road, 3.6 miles northwest of its junction with Foresthill Road 651 Comment
  UC193588  Artemisia dracunculus C. F. Sonne 1884-9-14 Placer road to Tahoe Comment
  JEPS111300  Artemisia ludoviciana Steve Matson 2005-8-7 1454 Placer Pole Creek, Truckee River watershed, southwest of Truckee, north of Squaw Valley. 1.8 km NW of Silver Peak at northeast corner of flatter area near Bradley Hut; 39.2312 N, 120.2615 W; elev. 7,700 ft. 2346 Comment
  UCD129333  Artemisia ludoviciana subsp. incompta A. A. Heller 1917-8-13 12898 Placer Base of a cliff north of Summit hotel. 2164 Comment
  UC892566  Artemisia spiciformis Lewis S. Rose 1937-7-30 37620 Placer 3 mi S of Truckee (desert slopes) 1828 Comment
  CAS-BOT-BC97301  Artemisia tridentata subsp. tridentata Mary Strong Clemens 1920-9-8 s.n. Placer Round Lake, Myers Sta. Comment
  CAS-BOT-BC400749  Asarum lemmonii Marcus E. Jones 1882-6-29 3499 Placer Emigrant Gap Comment
  SBBG61524  Asarum lemmonii M. N. Ackley -Jun-1925 7 Placer Towle 1127 Comment
  UC849086  Asarum lemmonii Marcus E. Jones 1882-6-29 3499 Placer Emigrant Gap Comment
Read comments
Apr 7 2018
  SCFS5097  Asclepias cordifolia F. Felix, Erica Krimmel 2013-5-19 17 Placer North Fork American River, 0.3 mile east Heath Falls overlook, on trail Comment
  UC1123520  Asclepias cordifolia G. T. Nordstrom 1934-6-20 125 Placer Mammoth Spring Tahoe National Forest, Colfax Quadrangle Comment
  UC22967  Asclepias cordifolia C. J. Fox Jr. July, 1895 Placer near Deer Park Inn Comment
  CDA16998  Aspidotis densa G. F. Hrusa, M. I. Wibawa, J. Glazner 2002-5-22 16051 Placer Sierra Nevada; Hughes Mill (site) above Foresthill. 1066 Comment
  SEINET5777347 Image available Aspidotis densa Marcus E. Jones 1882-1 Placer Emigrant Gap Comment
  SEINET3153580  Aspidotis densa G. B. Grant 1906-7-20 921 Placer Lake Tahoe, Sierra Nevada Mts. 2134 Comment
  CDA12378  Aster breweri G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8502 A Placer Lake Tahoe; Upper Ward Valley, 4 m SW Tahoe City. Comment
  CDA25020  Aster eatonii J. Glazner 2000-9-2 Placer Lake Tahoe; Wooded slope betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. Perennial. 1889 Comment
  CDA13698  Aster integrifolius G. F. Hrusa, J. Glazner 1997-8-3 14058 Placer Sierra Nevada; Corner of Hwy 89 & Squaw Valley Rd. Comment
  RSA714090  Aster occidentalis var. occidentalis George K. Helmkamp, E. A. Helmkamp 2005-10-1 9983 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
  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
  SCFS1227  Asteraceae E. Krimmel 2014-6-26 Placer North Fork American River, below Soda Springs Road on trail to Heath Falls Overlook. Comment
  UC197202  Astragalus austiniae C. F. Sonne 1897-7-18 Placer Tinker's Knob 2743 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
  UCD34140  Astragalus pauperculus Beecher Crampton 1977-4-3 9464 Placer Placer County, 3.5 miles north of Auburn, just east of Elder's Corner on Dry Creek Road. Comment
  UCD105214  Astragalus purshii S. S. Smith 1916-6 414 Placer Squaw Valley. 1828 Comment
  CAS-BOT-BC192930  Astragalus purshii var. lectulus L. S. Smith 1938-7-22 2795 Placer Tahoe National Forest. Near Ice Lakes - road from Soda Spgs. 2133 Comment
  JEPS59464  Astragalus whitneyi var. lenophyllus Ezra Brainerd and Viola B. Baird 1915-7-19 200 Placer above Deer Park (summit of The Craggs); Sierra Nevada Mts., summit of the Craggs above Deer Park 2514 Comment
  CHSC118009  Asyneuma prenanthoides G. K Helmkamp; E. A Helmkamp 2008-9-15 14114 Placer Northern Sierra Nevada Mountains: along Foresthill Road 20 miles northeast of the city of Forest Hill. 1707 Comment
  POM160238  Athyrium americanum C. F. Sonne 1887-07 s.n. Placer East slope of Mount Anderson 2439 Comment
  CHSC85762  Athyrium filix-femina G. F. Hrusa; J. Glazner 2000-9-3 15669 A Placer Northern Sierra Nevada. Sugar Bowl Ridge, immediately to W of proposed Crow's Nest ski run. 2164 Comment
  RSA692528  Athyrium filix-femina subsp. cyclosorum May N. Ackley 1953-1 4943 Placer [no locality information provided] Comment
  SACT000369  Avena barbata D. Meyer 1983-6-5 Placer along roadside 487.68 Comment
  SACT000399  Avena fatua D. Meyer 1983-7-16 Placer 1624.0 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
  SEINET5336157  Avena fatua W. W. Schwartzkopf s.n. Placer Auburn area 610 Comment
  UC855620  Barbarea orthoceras Alice Eastwood June 15-19, 1912 412 Placer Deer Park, Lake Tahoe Region Comment
  UCR120235  Barbarea orthoceras George K. Helmkamp, E. A. Helmkamp, A. Kerchner 1999-6-30 5071 Placer Northern Sierra Nevada Range, Truckee River, c. 4 mi upstream from Lake Tahoe; 1.1 mi south of Squaw Valley Road 1860 Comment
  SEINET5783763 Image available Barbarea vulgaris Marcus E. Jones 1882-1 2621 Placer Emigrant Gap Comment
  CAS-BOT-BC75988  Berberis pumila Mrs. H. M. Mitchell 1923-4-26 s.n. Placer Gold Run. Comment
  CAS-BOT-BC75990  Berberis pumila W. R. Dudley 1904-8-12 s.n. Placer Rattle Snake Ditch, Canon [Canyon] Creek, Placer Creek. 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
  CAS-BOT-BC413046  Bistorta bistortoides Alice Eastwood 1912-6-15 s.n. Placer Tahoe City, Lake Tahoe Region Comment
  UCD22335  Boechera Rex Palmer 1979-6-20 N 326 Placer Headwaters basin area of the North Fork of the American River. Comment
  UC136106  Boechera depauperata C. F. Sonne 1897-7-18 Placer Tinkers Knob Sierra Nevada Mountains 2743 Comment
  UC480716  Boechera depauperata W. C. Blasdale Placer Top of Ellis Peak Lake Tahoe Region Comment
  UCD22351  Boechera lyallii Rex Palmer 1979-7-12 N 644 Placer Headwaters basin area of the North Fork of the American River. Comment
  CAS-BOT-BC14252  Boechera pinetorum Lewis S. Rose 1944-7-10 44052 Placer Chambers Lodge, Lake Tahoe. 1920 Comment
  CHSC72869  Boechera pinetorum L. P. Janeway; Eric Schroder 1998-7-13 5754 Placer Lake Tahoe Basin Management Unit. North side of Blackwood Creek, 1.7 mi west of Lake Tahoe. Meadow complex. 1938 Comment
  UC136096  Boechera platysperma A. A. Heller 1903-7-20 6975 Placer Donner Pass 2133 Comment
  UC178951  Boechera platysperma Katharine Brandegee Jul 1908 Placer near Cisco Comment
  JEPS72036  Boechera rectissima Gladys L. Smith 1972-6-20 3208 Placer Ward Peak, about terminus of Summit chairlift Ward Peak 2621 Comment
  UCD22334  Boechera retrofracta Beth Lowe Corbin 1982-8-2 157 Placer Onion Creek Campground. S facing slope. Partial shade. Uncommon clumps of about 25 plants. In shallow, conifer litter over fine, sandy, granitic soil in mixed evergreen forest. Biennial herb, flowers white. 1841 Comment
  UCD22344  Boechera retrofracta Rex Palmer 1979-6-19 N 240 Placer Headwaters basin area of the North Fork of the American River. Comment
  UCD22345  Boechera retrofracta Rex Palmer 1979-6-19 N 232 Placer Headwaters basin area of the North Fork of the American River. Comment
  CAS-BOT-BC25781  Boechera stricta Alice Eastwood 1909-1-1 125 Placer Lake Tahoe Region. Sunnyside. 1981 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
  RSA684920  Botrychium multifidum Elizabeth Flint 288 Placer Monumental Creek Comment
  UCD134693  Botrychium multifidum Dean W. Taylor 1974-9-19 5038 Placer North Fork American River, junction of Onion Creek. 1737 Comment
  UC114850  Boykinia major Brandegee Sept. 1888 Placer Blue Canyon Comment
  UCR66500  Boykinia major Fay A. MacFadden 1934-8-3 12751 Placer Sierra Nevada Mtns., Canyon Creek, near Baxter's, Alta 1189 Comment
  CDA37232  Brassica campestris CDFA Staff s.n. Placer Nute Ranch, near Nute Road. 0 Comment
  UCR171022  Brassica rapa George K. Helmkamp, E. A. Helmkamp 2006-2-9 10064 Placer Northern Central Valley, Clark Tunnel Road and Calif. Highway 193, east of Lincoln 113 Comment
  JEPS21077  Brickellia californica L. T. Dempster 1958-8-10 1177 Placer Along banks of American River, near Auburn, 365 Comment
  CDA36988  Briza minor CDFA Staff s.n. Placer Dry Creek. 0 Comment
  SACT000473  Briza minor Josephine Van Ess 1976-4-26 Placer in low moist area; light shade, grassy, moist 91.5 Comment
  SEINET10835830  Briza minor Alan A. Beetle 1941-5-26 Beetle 2711 Placer Near Cisco, shrubby hillside, sandy loam. 914 Comment
  UC618204  Brodiaea appendiculata R. F. Hoover 1939-5-10 4089 Placer Lincoln Comment
  UC337863  Brodiaea elegans subsp. elegans unknown June, 1889 Placer near Auburn Comment
  RSA752668  Brodiaea minor George K. Helmkamp, E. A. Helmkamp 2008-4-17 13284 Placer Ranch House Road, 0.2 mile southeast of Sheridan 37 Comment
  UCD77185  Brodiaea minor Robert E. Preston 2004-6-12 2255 Placer Ca. 1 mile east of Colfax, along Iowa Hill Road. 342 Comment
  UC2042516  Bromus carinatus Holly Forbes and Barbara Keller 2010-7-13 Placer Tahoe National Forest, at Chalet Road near the intersection of road to parking area and Subway Lift at Alpine Meadows Ski Resort Comment
  UCD74179  Bromus carinatus Jennifer W. Burt 2005-7-11 43 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
  CDA15956  Bromus carinatus var. carinatus G. F. Hrusa, J. Glazner 1999-7-17 15142 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  JEPS75156  Bromus carinatus var. carinatus Gladys L. Smith 1972-6-20 3262 Placer from Ward Peak Summit to Sherwood Forest 2590 Comment
  UC34009  Bromus carinatus var. carinatus C. F. Sonne 1892-7-1 8 Placer Sierra Nevada Mountains, Tinker Knob Tinker Knob; Sierra Nevada Mountains, Tinker Knob 2743 Comment
  UCD22242  Bromus carinatus var. carinatus Rex Palmer 1979-7-9 N 448 Placer Headwaters basin area of the North Fork of the American River Comment
  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
  SACT000526  Bromus diandrus D. Meyer 1983-4-17 Placer small drainage ditch, moist sunny exposure. 231.648 Comment
  SACT000667  Bromus diandrus Josephine Van Ess 1975-5-23 Placer South end of upper part of Volcano hill. Orangevale. Comment
  UCR238586  Bromus hordeaceus George K. Helmkamp, E. A. Helmkamp 2012-3-31 18665 Placer Northern Sierra Nevada Mountains Foothills, Old Foresthill Road, 0.7 mile northeast of its junction with CA-49 and the American River Crossing 258 Comment
  SACT000568  Bromus hordeaceus subsp. hordeaceus D. Meyer 1983-6-5 Placer 982.98 Comment
  SACT000554  Bromus inermis D. Meyer 1984-7-21 Placer near golf course 2000.0 Comment
  SACT000555  Bromus inermis D. Meyer 1983-10-22 Placer searchlight ski run from base up to Olympic Lady chairlift. Cleared of most vegetation, trees along edge straw added for erosion control. 2121.0 Comment
  CHSC74464  Bromus laevipes Susi Urie 1998-9-2 98 -213 Placer Lake Tahoe Basin-National Forest. Meadow below Hwy 28, between the highway and Lake Forest Road; about 0.2 mi north of Lake Tahoe. 1908 Comment
  JEPS69177  Bromus laevipes Leland S. Smith 1925-6-4 1624 Placer s of Forest Hill (Trail to Three Queens Mine, Tahoe National Forest); Tahoe National Forest 609 Comment
  SACT000598  Bromus laevipes D. Meyer 1984-6-10 Placer 3.2 km southwest of Colfax, steep shady cliff along slowly moving stream 606.0 Comment
  CDA1838  Bromus madritensis A. A. Beetle 1941-5-26 2718 Placer Near Cisco. Comment
  SACT000693  Bromus marginatus D. Meyer 1983-8-7 Placer bike trail behind Tahoe City shopping mall, near lake shore 1891.0 Comment
  SACT000697  Bromus marginatus D. Meyer 1983-7-30 Placer campground along Truckee River 1853.18 Comment
  SACT000704  Bromus marginatus Michael Baad 1983-8-11 Placer 2133.6 Comment
  SACT000705  Bromus marginatus Michael Baad 1977-6-3 Placer 609.6 Comment
  UCR146674  Bromus marginatus Beecher Crampton 1985-6-23 9998 Placer Sierra Nevada Mtns., North Shore Lake Tahoe, Stateline Road 1905 Comment
  SACT000613  Bromus molliformis Josephine Van Ess 1977-4-1 Placer 3/4 mile from end of Industrial Ave. Low area between road and railroad tracks with a few cottonwood trees. 39.6 Comment
  SACT000573  Bromus mollis Josephine Van Ess 1976-4-14 Placer sunny slope 91.5 Comment
  OBI22383  Bromus orcuttianus Robert F. Hoover 1967-9-7 10858 Placer Antone Meadow Comment
  SBBG22674  Bromus orcuttianus M. S. Walters 1960-6-22 Placer Hwy 28 at Brockway, Lake Tahoe Comment
  SEINET4391133  Bromus rigidus A. Tiehm, Hugh N. Mozingo; Margaret Williams; Emily McPherson 1975-1 606 Placer One mile north of Lincoln.; 0 Comment
  SACT000719  Bromus rubens Josephine Van Ess 1975-4-16 Placer North of Rock Corral, Linda Creek drainage, found in crevices in rocks 915.0 Comment
  SACT000724  Bromus rubens Michael Baad 1977-6-8 Placer thin soil 1219.2 Comment
  SACT000725  Bromus rubens Michael Baad 1977-6-8 Placer 356.76 Comment
  CDA16985  Bromus sterilis G. F. Hrusa, M. I. Wibawa, J. Glazner 2002-5-22 16038 Placer Sierra Nevada; Hughes Mill (site) above Foresthill. 1066 Comment
  SACT000678  Bromus sterilis Michael Baad 1983-4-17 Placer descending to middle fork of the American River. serpetine outcrop. 411.48 Comment
  UCD59734  Bromus suksdorfii A. A. Heller 1917-8-14 12924 Placer Mt. Lincoln south of Summit valley. 2499 Comment
  UCD60059  Bromus tectorum Beecher Crampton 1955-6-15 2874 Placer Bunch Canyon head, 1 mile south of U. S. Hwy. 40, on the Forest Hill road. Comment
  SACT000770  Bromus tectorum var. glabratus D. Meyer 1984-5-28 Placer next to orchard 206.0 Comment
  SACT000799  Bromus willdenowii D. Meyer 1984-6-17 Placer at Margaret Ann Drive, South of Weimar 545.0 Comment
  CAS-BOT-BC185439  Calamagrostis breweri A. A. Heller 1903-8-10 7130 Placer Above Donner Pass. 2286 Comment
  UCR250179  Calamagrostis breweri George K. Helmkamp, Mary Alice Barnes 2013-5-3 20468 Placer Foothills, northern Sierra Nevada Mountains, SW edge of Foresthill, Mosquito Ridge Road, 0.2 mile south of Forest Hill Road 974 Comment
  UCD42956  Calamagrostis canadensis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 325 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  UCD35491  Calandrinia ciliata Beecher Crampton 1957-3-28 3912 Placer 3.5 miles northeast of Folsom on the road to Auburn. Base of retaining wall of Folsom Lake. Comment
  SEINET9097932  Calandrinia ciliata var. menziesii A. Tiehm, H. Mozingo, M. J. Williams, E. McPherson 1975-1 609 Placer One mile N of Lincoln. Comment
  SEINET9097828  Calandrinia ciliata var. menziesii L. Smith 1979-4-12 s.n. Placer Penryn, 0.75 NE on Sisley Road off of Taylor Road, 2 feet from road. Comment
  NY18969  Calocedrus decurrens F. A. MacFadden 1934-8-8 12824 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
  UCD139464  Calochortus albus J. L. Wirka 1995-5-19 s.n. Placer approximately 2 miles from the trailhead of the Steven's Trail that descends the north fork of the American River Canyon outside of Colfax south of 1-80. 400 Comment
  UCR90844  Calochortus coeruleus Kathy Harper, Dane Karr 1994-6-18 s.n. Placer Sierra Nevada Mtns., N side of Calif. Hwy 20 less than 10 mi west of I-80. 1555 Comment
  CHSC79867  Calochortus leichtlinii G. F. Hrusa; J. Glazner 1999-7-18 15186 Placer Northern California, Lake Tahoe Region. Betw. Squaw Ck, Hwy 89, and Squaw Valley. 1905 Comment
  SD243045  Calochortus leichtlinii George K. Helmkamp, E. A. Helmkamp 2010-7-28 16672 Placer Northern Sierra Nevada Mountains: Soda Springs Road, 0.3 mile north of its junction with Forest Hill Road at Robinson Flat. 2024 Comment
  CAS-BOT-BC490162  Calochortus leichtlinii H. D. Ripley; R. C. Barneby 1948-7-13 9825 a Placer SW. of Emigrant Gap 1676 Comment
  CAS-BOT-BC490166  Calochortus leichtlinii Hazelle A. Thomas; John 1956-7-21 6093 Placer Siera Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento 2377 Comment
  CAS-BOT-BC483463  Calochortus minimus Marcus E. Jones 1882-6-28 3300 Placer Emigrant Gap Comment
  CAS-BOT-BC483468  Calochortus minimus Miss T. O. Raphael 1923-7-6 s.n. Placer Cisco Comment
  CAS-BOT-BC493401  Calochortus monophyllus L. Constance; J. L. Morrison 1938-4-30 2172 Placer At E. edge of Applegate, Sierra Nevada foothills 609 Comment
  CAS-BOT-BC493405  Calochortus monophyllus Georgia Bentley 1919-4-20 s.n. Placer At Auburn near river Comment
  UC614454  Calochortus monophyllus L. Constance, J. L. Morrison 1938-4-30 2172 Placer e edge Applegate (Sierra Nevada foothills); Sierra Nevada 609 Comment
  SBBG57803  Calochortus venustus M. N. Ackley -Jun-1925 649 Placer New England Mills Comment
  CAS-BOT-BC270645  Calycadenia multiglandulosa John Thomas Howell 1929-10-4 4432 Placer 2.4 miles below Weimar on road to Colfax Comment
  UC852136  Calyptridium monospermum A. A. Heller 1917-6-19 12740 Placer Emigrant Gap 1615 Comment
  UC126869  Calyptridium monospermum Miss H. A. Walker 1908-6-23 1207 Placer Blue Canyon Station; Sierra Nevada, Blue Canyon Station 1470 Comment
  UCD33735  Calystegia malacophylla Beecher Crampton 1972-7-26 8846 Placer Carpenter Flat east of Emigrant Gap. 1615 Comment
  SEINET10743106  Calystegia vanzuukiae R. K. Brummitt, S. M. Namoff; K. Van Zuuk; Barbara J. Ertter 2012-6-12 Brummitt 22051 Placer Tahoe National Forest, 8.2 mi NE of Foresthill, on Sugar Pine Road, 4.4 mi from Forest Hill Road. 1170 Comment
  CAS-BOT-BC267279  Campanula Mary P. Wells 1980-9-12 s.n. Placer Pioneer Way, Tahoe City Comment
  POM147895  Campanula prenanthoides J. B. Feudge 1927-7-18 1774 Placer Emigrant Gap. 1524 Comment
  RSA750421  Campanula prenanthoides George K. Helmkamp, E. A. Helmkamp 2008-9-15 14114 Placer along Foresthill Road 20 miles northeast of the city of Forest Hill 1707 Comment
  UCR250288  Campanula prenanthoides George K. Helmkamp, Elizabeth Helmkamp 2013-6-11 20801 Placer Northern Sierra Nevada Mountains Foothills, Yankee Jim's Road, 3.6 miles northwest of its junction with Forest Hill Road 768 Comment
  SEINET10463032  Campanula prenanthoides Carpenter Carpenter s.n. Placer Comment
  CAS-BOT-BC37256  Cardamine breweri Arnold Tiehm 1974-8-8 522 a Placer Sierra Nevada. Murphy's Meadow. 2407 Comment
  CDA12415  Cardamine cordifolia var. lyallii G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8543 Ab Placer Lake Tahoe; N side of upper Ward Valley, 4 mi SW of Tahoe City. Comment
  CHSC74076  Cardamine cordifolia var. lyallii Susi Urie 1998-8-13 98 -037 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
  CAS-BOT-BC259177  Cardamine pensylvanica George K. Helmkamp; E. A. Helmkamp 2012-2-23 18576 Placer Eastern edge Sacramento Valley: Newcastle, along CA-193 (Newcastle Hwy), 0.1 mile southeast of its junction with Langs Hill Road, west of the junction with I-80, SW of Auburn 279 Comment
  UCR237433  Cardamine pensylvanica George K. Helmkamp, E. A. Helmkamp 2012-2-23 18576 Placer Eastern edge Sacramento Valley, Newcastle, along CA-193 (Newcastle Hwy), 0.1 mile southeast of its junction with Langs Hill Road, west of the junction with I-80, SW of Auburn 279 Comment
  CDA11985  Carex G. F. Hrusa 1995-5-2 12166 Placer Sierra Nevada; Approx. 5 km. beyond Mosquito Ridge Rd. crossing of North Fork of Middle Fork of the American River. Comment
  UCD43871  Carex C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-9 1237 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  CHSC72892  Carex angustata L. P. Janeway; Eric Schroder, Katherine Murrell, Marcus Yee 1998-7-15 5764 Placer Lake Tahoe Basin Management Unit- National Forest. North side of Blackwood Creek, 1.7 mi west of Lake Tahoe. 1938 Comment
  RSA0115164  Carex angustata Lyman Benson 1942-7-2 11266 Placer Highway junction 1 mile west of Truckee. Mt. Range: Sierra Nevada. Comment
  CDA25007  Carex athrostachya J. Glazner 2000-9-2 s.n. Placer Lake Tahoe; Wooded slope betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. Perennial. 1889 Comment
  CHSC74285  Carex athrostachya Susi Urie 1998-9-1 98 -177 Placer Large meadow below Hwy 28, between the highway and Lake Forest Road; about 0.3 mi north of Lake Tahoe. 1908 Comment
  SEINET4292083 Image available Carex athrostachya L. Janeway, Castro, B 2003-1 7967 Placer Northern High Sierra Nevada. Upper end of large meadow along Barker Creek just upstream from the confluence of the creek out of Bear Lake; 3.1 km south-southwest of Barker Pass. Comment
  JEPS63540  Carex athrostachya W. L. Jepson 1931-6-17 15926 Placer Mink Harbor Lake Tahoe, Crystal Bay, Mink Harbor 1920 Comment
  CAS-BOT-BC34209  Carex canescens L. S. Smith 1927-8-11 2199 Placer Tahoe National Forest. Squaw Valley. 1889 Comment
  NY11068  Carex davyi J. B. Davy 1897-6-25 3266 Placer Truckee River Comment
  CAS-BOT-BC20109  Carex feta Saichi Kawahara 1969-5-25 888 Placer Mel Henderson Ranch, Indian Creek. North of old cabin. 999 Comment
  POM81878  Carex fissuricola Marcus E. Jones 1882-6-29 2907 Placer Emigrant Gap. Comment
  CAS-BOT-BC20686  Carex fracta R. F. Hoover 1967-9-7 10853 Placer Antone Meadow. Comment
  UC1133376  Carex helleri L. S. Smith 1927-8-12 2225 Placer Squaw Peak Ridge Truckee Quadrangle 2438 Comment
  SEINET3901910  Carex heteroneura Ellen Dean, M. Starbuck; G. Harrington; Jennifer Buck; M. Bibbo; T. Sasaki; J. Poloske 2008-7-19 5135 Placer Donner State Oark, newly acquired lands to the SW of Donner Lake, along Emigrant Trail on the N side of the north fork of Cold Creek.; 0 2112 Comment
  UCD42868  Carex heteroneura C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 235 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  CHSC110728  Carex hoodii Dean Wm. Taylor 2010-8-10 20991 Placer Martis Peak, near the Nevada Line in the headwaters of Juniper Creek 2508 Comment
  CHSC74290  Carex integra Susi Urie; Eric Schroder 1998-9-8 98 -294 Placer Meadow complex on north side of Ward Creek about 3.1 mi west of Lake Tahoe and Sunnyside. 2017 Comment
  CAS-BOT-BC35502  Carex jonesii Alice Eastwood 1912-6-15 472 Placer Tahoe City, Lake Tahoe Region Comment
  UCR66604  Carex jonesii J. T. Howell 1938-8-2 14000 Placer 5 mi north of Brockway. 2447 Comment
  POM248612  Carex jonesii J. T. Howell 1938-8-2 14000 Placer 5 miles north of Brockway. Comment
  UCD43944  Carex lenticularis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-9 1310 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  UCD74080  Carex microptera Jennifer W. Burt; Kate Mawdsley, Belinda Lo 2006-7-28 180 Placer Sugarbowl active ski area, off Hwy 80 near Soda Springs - collected from center of 'Terrain Park' ski run. 2221 Comment
  CAS-BOT-BC32062  Carex multicaulis Saichi Kawahara 1969-5-24 877 Placer Mineshaft E of old cabin E bank of Indian Creek, Mel Henderson Ranch. 1002 Comment
  UC1256292  Carex multicaulis R. K. Gierisch 1969-7-11 3524 Placer Big Bend Tahoe Forest Comment
  UC833299  Carex multicaulis Marcus E. Jones, A. M. 1882-6-28 3286 Placer Emigrant Gap Comment
  UCD69246  Carex multicaulis D. Sanchez-Mata 1997-8-9 s.n. Placer Blue Canyon Road near Blue Canyon. Tahoe National Forest. Mesic white fir forests. 1500 Comment
  UC733660  Carex nebrascensis L. S. Smith 1927-8-12 2239 Placer Upper Squaw Creek Basin Tahoe 2286 Comment
  UCD44595  Carex nebrascensis C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 1961 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  UCD75692  Carex pachycarpa Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5141 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, along Emigrant Trail on the N side of the north fork of Cold Creek, forest clearing off trail. 2112 Comment
  CHSC74304  Carex pachystachya Susi Urie; Eric Schroder 1998-9-8 98 -301 Placer Lake Tahoe Basin Management Unit. Meadow complex on north side of Ward Creek about 3.1 mi west of Lake Tahoe and Sunnyside. 2017 Comment
  CDA16984  Carex pellita G. F. Hrusa, M. I. Wibawa, J. Glazner 2002-5-22 16037 Placer Sierra Nevada; Hughes Mill (site) above Foresthill. 1066 Comment
  CHSC74292  Carex pellita Susi Urie 1998-9-1 98 -188 Placer Lake Tahoe Basin Management Unit, National Forest. Large meadow below Hwy 28, between the highway and Lake Forest Road; about 0.3 mi north of Lake Tahoe. 1908 Comment
  CHSC89802  Carex pellita G. F. Hrusa; J. Glazner 2000-7-1 15615 Placer Northern Sierra Nevada. Summit Village, Truckee. Along Donner Creek adjacent to Hwy 89. UTM: 10S, 43571 N, 07411 E. [Lat./long. on label is '39 22 N; 120 15 W']. 1844 Comment
  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
  CAS-BOT-BC118341  Carex praegracilis Bolander 4549 Placer Meadows near Auburn Comment
  CAS-BOT-BC117443  Carex senta L. S. Smith 1927-8-12 2239 Placer Upper Squaw Creek Basin. 2286 Comment
  CAS-BOT-BC117696  Carex simulata John Thomas Howell 1943-7-22 18696 Placer Summit Valley Comment
  CDA13685  Carex simulata G. F. Hrusa, J. Glazner 1997-8-3 14045 Placer Sierra Nevada; Corner of Hwy 89 & Squaw Valley Rd. Comment
  UCSB63802  Carex simulata Janeway, L.; Schroder, Eric; Murrell, Katherine 1998-7-15 Placer T14N, R16E, NW1/4 of NW1/4 of sec. 35; Homewood quad.: north side of Blackwood Creek; 1.7 mi. west of Lake Tahoe 1938 Comment
  CHSC67710  Carex straminiformis James D. Jokerst 1986-7-13 2727 Placer Trail from The Cedars, high Sierra Nevada SW of Donner Lake, just below the summit of Needle Peak, scree on S-facing slope. Comment
  CAS-BOT-BC116557  Carex subfusca Peter H. Raven 1956-8-4 9983 Placer Moist place, Blue Canyon. 1432 Comment
  CDA13692  Carex subfusca G. F. Hrusa, J. Glazner 1997-8-3 14052 Placer Sierra Nevada; Corner of Hwy 89 & Squaw Valley Rd. Comment
  CDA15927  Carex subfusca G. F. Hrusa, J. Glazner 1999-7-17 15178 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  CHSC74137  Carex subfusca Susi Urie 1998-8-11 98 -013 Placer Lake Tahoe Basin Management Unit. About 0.5 mi north of Ward Creek, along a small tributary; about 2 mi west of Lake Tahoe and Sunnyside. 2097 Comment
  CAS-BOT-BC115400  Carex utriculata Catherine Best 1981-8-1 s.n. Placer Big Meadow, ca 3 mi S of French Meadows 1600 Comment
  CHSC74314  Carex utriculata Susi Urie; Eric Schroder 1998-9-12 98 -358 Placer Lake Tahoe Basin Management Unit. Meadow complex on south side of Ward Creek about 1.6 mi west of Lake Tahoe and Sunnyside. 1987 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
  UCD162534  Carex utriculata Steve Matson 1997-7-24 135 Placer nSNH; Tahoe north shore; Snow Creek watershed, Tahoe Vista/Kings Beach; west fork snow creek; near terminus of North Ave. dirt extension. 1908 Comment
  CAS-BOT-BC115401  Carex utriculata Catherine Best 1938-8-2 14001 Placer 5 mi N of Brockway Comment
  CAS-BOT-BC114925  Carex whitneyi John Thomas Howell 1943-7-27 18875 Placer Lake Tahoe near Tahoe Pines. Comment
  SEINET12029476  Castanopsis chrysophylla C. F. Sonne 1884-1 s.n. Placer Comment
  CAS-BOT-BC249705  Castilleja applegatei subsp. pinetorum Alice Eastwood 1909-1-1 59 Placer Lake Tahoe Region, Sunnyside Comment
  RSA569050  Castilleja applegatei subsp. pinetorum Bonnie C. Templeton 1931-7-5 1509 Placer Near Meek's Bay, Lake Tahoe. 2280 Comment
  UC187801  Castilleja applegatei subsp. pinetorum Katharine Brandegee Jul 1911 Placer Donner Comment
  UCR250687  Castilleja applegatei subsp. pinetorum George K. Helmkamp, Mary Alice Barnes 2013-4-18 20354 Placer Northern Sierra Nevada Mtns Foothills, Yankee Jim Road, 2.4 miles east of its junction with Canyon Way, 2.5 mi. ENE (78 deg. ) of Weimar 512 Comment
  CHSC1815  Castilleja densiflora subsp. densiflora 1943-4-21 Placer North of Lincoln. Comment
  UC41911  Castilleja lacera Mrs. M. M. Hardy 1893-1 Placer Emigrant Gap Comment
  JEPS86493  Castilleja miniata L. R. Heckard with J. Hickman and Alice Howard 1986-7-27 6576 Placer ca 5 mi se Donner Lake (creek ca 1 mi se of Chickering houses at Soda Springs, Sherman Chickering's Soda Springs holdings); Sherman Chickering's Soda Springs 2133 Comment
  RSA35122  Castilleja miniata L. S. Rose 1944-7-25 44248 Placer Chambers lodge, Lake Tahoe. 1921 Comment
  SEINET14142515  Castilleja miniata M. J. Williams 1985-7-6 85- 61 -7 Placer Sierra Nevada, N of Lake Mary, near old Donner Summit [road]. 2286 Comment
  UC198551  Castilleja miniata Katharine Brandegee Aug 12 1917-Aug 16 1917 Placer Donner Summit Comment
  UC198556  Castilleja miniata Katharine Brandegee Aug 12 1917-Aug 16 1917 Placer Donner Summit Comment
  CDA16803  Castilleja miniata subsp. miniata G. F. Hrusa, J. Glazner 2001-7-15 15942 Placer Sierra Nevada; N face of Crows Nest Pk. immed. W of Sugarbowl. 2316 Comment
  CHSC74269  Castilleja miniata subsp. miniata Susi Urie 1998-8-29 98 -152 Placer Middle of Page Meadows; about 2 mi west of Lake Tahoe and Sunnyside. 2115 Comment
  CHSC74437  Castilleja miniata subsp. miniata Susi Urie; Eric Schroder 1998-9-9 98 -308 Placer Meadow complex on south side of Ward Creek about 1.6 mi west of Lake Tahoe and Sunnyside. 1990 Comment
  SBBG48681  Castilleja miniata subsp. miniata L. B. Towle 1974-7-12 Placer N of A.D.Hauser cabin, St Hwy 267, King's Beach, Lake Tahoe Comment
  UCD44518  Castilleja miniata subsp. miniata C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1884 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  RSA428395  Castilleja pilosa Wm Vortriede 1928-1 s.n. Placer Lake Tahoe. [El Dorado or Placer County] Comment
  CHSC20423  Castilleja pruinosa S. A. Harrison 1971-4-12 15 Placer Found at junction of Chub Road and R. R. tracks, ca 4-5 mi ne of Auburn. Comment
  JEPS8663  Castilleja pruinosa Rimo Bacigalupi with G. Ledyard, Stebbins, Alex D. Hawkes, Juan Hunsiker, Daniel Zohary et al. 1952-7-20 3889 Placer ridge between Volcano Creek (Middle Fork American River and) Shirttail Creek (North Fork American River) (along Baker Divide, near junction of road from Iowa Hill Shirttail Creek with. . .); Baker Divide 1188 Comment
  UCR241344  Castilleja subinclusa George K. Helmkamp, Mary Alice Barnes, E. A. Helmkamp 2012-9-8 19825 Placer Northern Sierra Nevada Mountains, along Forest Hill Road, 0.5 mile north of Robinson Flat Campground, c. 26 miles NE of Foresthill, Tahoe National Forest 2043 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
  JEPS4341  Castilleja tenuis W. L. Jepson 1931-6-16 15929 Placer Tahoe Vista; Lake Tahoe 2042 Comment
  OBI9365  Castilleja tenuis Robert F. Hoover 1967-9-5 10841 Placer Carnelian bay, Lake Tahoe Comment
  UC1281387  Ceanothus X flexilis G. Townsley, H. E. McMinn 1941-8-23 5367 Placer on road to Dutch Flat 1/8 mi n Mote Vista; n of Mote Vista Comment
  POM126437  Ceanothus X lorenzenii C. F. Sonne 1892-07 s.n. Placer Downe Lake, R Hills on road to Tahoe Comment
  CAS-BOT-BC47855  Ceanothus cordulatus Julia McDonald 1914-6-1 s.n. Placer Homewood Comment
  CAS-BOT-BC47858  Ceanothus cordulatus Alice Eastwood 1909-1-1 s.n. Placer Sunnyside Comment
  CAS-BOT-BC47861  Ceanothus cordulatus J. T. Howell 1929-10-5 s.n. Placer Lake Tahoe Region - Ridge between Emerald Bay and Cascade lake near highway. Comment
  CAS-BOT-BC47899  Ceanothus cordulatus H. E. McMinn 1926-5-29 1752 -A Placer At Crystal Lake-road to Truckee 3 mi west of Cisco Hotel Comment
  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
  LA27683  Ceanothus cordulatus L. S. Rose; 1941-7-14 41315 Placer Chambers Lodge, Lake Tahoe 1900.0 Comment
  OBI20163  Ceanothus cordulatus David J. Keil 1978-7-23 12941 Placer Cisco Grove exit from i-80 just E of Nevada Co line 1768 Comment
  RSA129722  Ceanothus cordulatus N. H. French 1934-5-24 361 Placer N Fork, N Fork American River, Colfax 1341 Comment
  SACT002892  Ceanothus cordulatus Josephine Van Ess 1980-7-23 Placer Grove of Sierra Redwoods. Collected along nature trail in park. Stiffly branched shrub open area in forest. Comment
  UCD111379  Ceanothus cordulatus Beecher Crampton 1955-7-13 2991 Placer 3.5 miles east of Baxter, along U.S. Highway 40. Comment
  UCR120250  Ceanothus cordulatus George K. Helmkamp, E. A. Helmkamp, A. Kerchner 1999-6-29 5039 Placer Northern Sierra Nevada Range, N of Hwy I-80 at west exit to Donner Lake; opening to Negro Canyon 2134 Comment
  SEINET5339240  Ceanothus cordulatus P. A. Lehenbauer 1932-6-26 s.n. Placer Tahoe City 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
  SCFS11529132  Ceanothus fresnensis E. Krimmel 2012-9-13 Placer NFAm trailside, away from water. Comment
  UC1070650  Ceanothus fresnensis B. Bolt 1934-7-16 118 Placer 1 1/2 miles SE of Health Springs 2164 Comment
  CAS-BOT-BC50759  Ceanothus integerrimus H. E. McMinn 1926-5-29 1753 Placer 3.1 mi. east of Crystal Springs Comment
  CAS-BOT-BC50763  Ceanothus integerrimus Brandegee 1889-7-1 26 Placer Alta Comment
  RSA30737  Ceanothus integerrimus A. A. Heller 1917-6-16 12679 Placer Red clay soil near Dutch Flat. 915 Comment
  RSA399911  Ceanothus integerrimus Wm. Martin 1977-9-10 20277 Placer 2 miles S of Ranger Station, Blue Canyon Creek, Tahoe National Forest. Comment
  SACT002929  Ceanothus integerrimus Michael Baad 1983-4-17 Placer South side of North Fork of American River on Ponderosa Road. 6 miles south of I80, north-facing slope. Shaded Comment
  SD241942  Ceanothus integerrimus George K. Helmkamp, E. A. Helmkamp 2010-4-17 15900 Placer Siera Nevada Mountains Foothills: Rattleshake Bar Road, 8.3 miles southwest of its junction with CA-49 near Pilot Hill (Pilot Hill 7.5'Q) 308 Comment
  UC18350  Ceanothus integerrimus Mrs. M. M. Hardy 1893-1 Placer Comment
  UC870582  Ceanothus integerrimus C. L. Hitchcock 1940-5-7 6354 Placer ca 1 mi w Baxter Comment
  UCD22212  Ceanothus integerrimus Rex Palmer 1979-6-21 N 392 Placer Headwaters basin area of the North Fork of the American River Comment
  UCR190845  Ceanothus integerrimus George K. Helmkamp, E. A. Helmkamp 2007-5-23 12066 Placer Northern Sierra Nevada Mountains, Sugar Pine road, 0.2 mile northwest of Forest Hill Road 1360 Comment
  UCR215980  Ceanothus integerrimus George K. Helmkamp, Amy Barnes 2009-7-12 15184 Placer Sierra Nevada Mountains, along Foresthill Road 10.3 miles northeast of the town of Foresthill 1370 Comment
  UCR222893  Ceanothus integerrimus George K. Helmkamp, E. A. Helmkamp 2010-4-17 15900 Placer Sierra Nevada Mountains Foothills, Rattlesnake Bar Road, 8.3 miles southwest of its junction with CA-49 near Pilot Hill 308 Comment
  CAS-BOT-BC51038  Ceanothus integerrimus var. macrothyrsus A. A. Heller 1917-6-16 12679 Placer near Dutch Flat 914 Comment
  CAS-BOT-BC51154  Ceanothus lemmonii J. Walker 1941-5-11 107 Placer 35 miles past Auburn on Highway 40 on road to Lake Tahoe Comment
  SACT002942  Ceanothus lemmonii Michael Baad 1983-6-26 Placer Collected on trail to springs. 2 miles northeast of Michigan Bluff Comment
  CAS-BOT-BC63394  Ceanothus prostratus Brandegee 1889-1-1 76 Placer Blue Canyon. Comment
  JEPS72615  Ceanothus prostratus Gladys L. Smith 1972-8-25 3445 Placer trail above Squaw Valley complex 2133 Comment
  UCD40935  Ceanothus prostratus Sook Hong 1989-5-20 13 Placer location unknown. 1615 Comment
  OBI10378  Ceanothus prostratus var. prostratus H. E. McMinn 1941-8-23 5371 Placer About 1/2 way out of Blue Cyn to Hwy 40 Comment
  CAS-BOT-BC52885  Ceanothus tomentosus var. tomentosus H. L. Mason 1926-5-29 3286 Placer Donner Pass Road near Alta Comment
  CAS-BOT-BC63179  Ceanothus velutinus var. velutinus Geo. B. Grant 1906-7-15 s.n. Placer Tahoe Tavern, Lake Tahoe. 1889 Comment
  CDA17969  Centaurea diffusa S. Schoenig 1999-10-12 PDR 1142336 Placer Sierra Nevada; Hwy 89 betw. Tahoe City & Homewood. 0 Comment
  UCR209721  Centaurea maculosa George K. Helmkamp, E. A. Helmkamp 2009-8-12 15421 Placer Sierra Nevada Mountains, Forest Hill road, 14.0 miles northeast of the city of Foresthill 1564 Comment
  JEPS44132  Centaurea melitensis W. H. Shockley Jun 1886 Placer Auburn Comment
  UCR240897  Centaurea solstitialis George K. Helmkamp, E. A. Helmkamp 2012-6-19 19210 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 2.7 miles south of its junction with Foresthill Road 820 Comment
  UCD130210  Centromadia pungens R. Tofsrud Date Unknown s.n. Placer County Unknown. Comment
  SEINET6166154  Cephalanthera austiniae M. J. Williams 1984-6-24 84- 62 -2 Placer Skillman Flat Campground, near Highway 20 1341 Comment
  SEINET11170789  Cephalanthus occidentalis J. F. 1972-10-8 8230 Placer Auburn; along American River in fertile soil 762 Comment
  SEINET5337025  Cerastium fontanum P. A. Lehenbauer 1932-6-26 1552 Placer Near Lake Tahoe, along Truckee river. Comment
  CAS-BOT-BC388351  Cerastium glomeratum John Thomas Howell 1943-7-26 18851 Placer Sugar Bowl nw. of Mt. Lincoln Comment
  CAS-BOT-BC207587  Cercis occidentalis Marcus E. Jones 1882-7-4 3572 Placer Colfax Comment
  UC863548  Cercis occidentalis C. L. Hitchcock 1940-5-14 6411 Placer ca 6 mi n Colfax; Meier Ranch 762 Comment
  UCR242361  Chaenactis douglasii George K. Helmkamp, E. A. Helmkamp 2010-7-28 16664 Placer Northern Sierra Nevada Mountains, Forest Hill Road, 1.6 miles west of the junction with Soda Springs Road at Robinson Flat 2040 Comment
  CHSC45110  Chaenactis douglasii var. douglasii Lowell Ahart 1972-7-7 136 Placer Near the Middle Fork of the American River, about 1/10 mile south-east of Ahart Camp, French Meadows. 1524 Comment
  JEPS126349  Chaenactis douglasii var. douglasii Steve Matson 1997-7-19 117 Placer Tahoe north shore; Snow Creek watershed, Tahoe Vista/Kings Beach; Middle Fork Snow Creek. Comment
  UCR189300  Chaenactis douglasii var. douglasii George K. Helmkamp, E. A. Helmkamp 2007-7-27 12625 Placer Northern Sierra Nevada Mountains, Southeast end of Cisco Grove; along local road just before it passes under Interstate-80 1744 Comment
  UCR142916  Chaenactis glabriuscula var. heterocarpha C. L. Hitchcock 1940-5-15 6405 Placer Sierra Nevada Foothills, 6 miles north of Colfax 762 Comment
  UC90189  Chaenactis nevadensis C. F. Sonne 1893-8-1 Placer near Tinker's Knob; Sierra Nevada Mountains 2590 Comment
  NY163286  Chaenactis rubricaulis H. A. Walker 1910-6-22 176 Placer Deer Park, in the Sierra Nevada 1970 Comment
  CAS-BOT-BC141721  Chamaebatia foliolosa Doris K. Kildale 1928-8-23 6643 Placer Near Colfax Comment
  CAS-BOT-BC141725  Chamaebatia foliolosa Nancy Ryan Zabriskie; Walter Zabriskie 1973-6-7 669 Placer Emigrant Gap (off I80 W of Donner Pass) - Sierra Nevada Mts. 1615 Comment
  RSA3007  Chamaebatia foliolosa Carl B. Wolf 1931-9-11 2423 Placer 1 mile W of Gold Run, W slope Sierra Nevada. 915 Comment
  SEINET3392250  Chamaebatia foliolosa E. D. McArthur 1982-1 EDM- 1361 Placer East of Auburn; along the road to Forest hill Comment
  UC527364  Chamaebatia foliolosa C. B. Wolf 1931-9-11 Placer 1 mi w of Gold Run (Sierra Nevada); Sierra Nevada 914 Comment
  UCD40934  Chamaebatia foliolosa Sook Hong 1989-5-20 15 Placer Forest Hill. 2 miles from Mosquito Ridge. 554 Comment
  POM90078  Chamaebatia foliolosa Marcus E. Jones 1900-7-26 s.n. Placer Blue Canyon Comment
  JEPS111230  Chamaesaracha nana Steve Matson 2005-6-5 1246 b Placer Southeast of Truckee, Martis Creek Wildlife Area; south of Highway 267, north of creek, ca. 300 meters east of Parking Area on pathway. 39.3019 N, 120.1264 W. Elevation 5,830 ft. 1777 Comment
  UC128212  Chamaesyce serpyllifolia Miss Harriet A. Walker 1908-7-25 1390 Placer Cisco 1810 Comment
  UCD21993  Chamerion angustifolium Beth Lowe Corbin 1982-8-3 186 Placer Onion Creek campground. In fine, sandy, granitic, rocky soil. Herb 4 1/2' high, simple stem, flowers reddish purple. Full sun. Southwest facing slope. Locally abundant. 1841 Comment
  UCD44004  Chamerion angustifolium subsp. circumvagum C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-11 1370 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  JEPS73010  Chenopodium berlandieri Gladys L. Smith 1972-8-25 3402 Placer about chairlift above Shirley Lake (tr. to Granite Chief) 2499 Comment
  JEPS102593  Chenopodium pumilio Lowell Ahart 2001-10-10 9343 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
  UCD15605  Chimaphila umbellata Lisa Montany 1985-5-18 22 Placer Mosquito Ridge Rd, 21.8 miles west of Forest Hill Rd. Comment
  CHSC97002  Chondrilla juncea L. P. Janeway 2007-7-8 9106 Placer Northern Sierra Nevada Foothills. Along Hwy 49/193 2.2 road km east of Auburn, between Auburn and North Fork American River. Plants scattered along the edges of the road from Georgetown to Cool to Auburn to Lincoln. 293 Comment
  CHSC97012  Chondrilla juncea L. P. Janeway 2007-7-8 9107 Placer Northern Sierra Nevada Foothills. Along Hwy 193 0.6 km east of Newcastle. Plants scattered along the edges of the road from Georgetown to Cool to Auburn to Lincoln. 268 Comment
  UCD132717  Chondrilla juncea Ramona Robison 2012-6-21 s.n. Placer Auburn State Recreation Area, campground area and adjacent to Lake Clementine. Occurs on access roads leading to the Lake as well as Foresthill Road and Highway 49. 219 Comment
  CAS-BOT-BC279799  Chondrilla juncea John Thomas Howell; Gordon H. True 1967-6-14 42594 Placer 1 mile ne. of Loomis 121 Comment
  CDA7391  Chondrilla juncea T. C. Fuller 1965-10-15 14210 Placer Bluff above Horseshoe Bar, Folsom Lake, east end of Horseshoe Bar Road. Loomis District. 0 Comment
  RSA201475  Chondrilla juncea J. T. Howell 1966-7-29 42033 Placer 1 mile NE of Loomis 122 Comment
  UCD33678  Chrysanthemum parthenium Beecher Crampton 1971-8-18 8754 Placer Placer County, Lake Tahoe, Tahoe Vista. 1920 Comment
  UCR231018  Chrysolepis sempervirens George K. Helmkamp, E. A. Helmkamp 2010-8-14 16798 Placer Northern Sierra Nevada Mountains, American Hill Road, 1.2 miles south of its junction with Foresthill Road 1567 Comment
  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
  UCD130486  Cichorium intybus G. K. Helmkamp; E. A. Helmkamp 2007-9-14 12949 Placer Northern Sierra Nevada Mountains. Along Mosquito Ridge Road, 0.4 mile east of Foresthill. 942 Comment
  SACT000748  Cinna latifolia D. Meyer 1984-7-15 Placer 12.64 km from Serene Lakes Lodge moist roadside stream. 1909.0 Comment
  UCD21997  Circaea alpina subsp. pacifica Beth Lowe Corbin 1982-8-6 261 Placer 1/8 mile W of Onion Creek campground. In fine, sandy soil along stream's edge. Flowers white. Mostly shade. SW facing slope, 10% incline. Uncommon. 1844 Comment
  SEINET7451074 Image available Cirsium andersonii P. A. Lehenbauer 1933-8-6 3177 Placer Lake Tahoe near Homewood Comment
  UCD130421  Cirsium arvense Beecher Crampton 1961-9-27 6019 Placer Blue Canyon. 1430 Comment
  UCD38936  Cirsium arvense Beecher Crampton 1961-9-27 6019 Placer Blue Canyon. 1430 Comment
  SD234291  Cirsium occidentale var. californicum G. K. Helmkamp, E. A. Helmkamp 2007-5-30 12200 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
  CAS-BOT-BC439025  Cistanthe monosperma Alice Eastwood 1912-6-15 s.n. Placer Truckee, Lake Tahoe Region Comment
  RSA25331  Clarkia arcuata C. L. Hitchcock 1940-5-15 6410 Placer 6 miles N of Colfax Comment
  SBBG120611  Clarkia biloba G. K. Helmkamp with E. A. Helmkamp 2006-6-14 10708 Placer 0.2 mi N of Forest Hill Rd on unnamed rd to Lake Clementine (general area NE of Auburn on Forest Hill Divide) 488 Comment
  POM257249  Clarkia biloba subsp. biloba H. L. Mason 1926-5-28 3270 Placer 5 miles above Auburn. 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
Read comments
May 6 2013
  UCD72513  Clarkia biloba subsp. brandegeeae Ellen Dean 2006-5-22 3140 Placer Above north fork of the American River, east of Foresthill Bridge, along Upper Lake Clementine Road nearing the bottom (river end) of the road. 308 Comment
  UCD104459  Clarkia cylindrica J. F. Addicott 1965-5-15 82 Placer 2 miles from Colfax on road to Owl Hill. 548 Comment
  UCD104053  Clarkia dudleyana Julie Combs 1994-5-14 25 Placer 1/2 mile E of Robie St. along hiking trail. 274 Comment
  RSA115451  Clarkia heterandra Beecher Crampton 1955-6-15 2858 Placer Head of Bunch Canyon, just off U.S. Highway 40, 3 miles east of Weimar, Forest Hill Road Comment
  UCD104859  Clarkia purpurea E. J. Kinbacher 1953-4-28 15 Placer 1 mile W of Rocklin. 51 Comment
  UC718218  Clarkia purpurea subsp. purpurea Carl B. Wolf 1937-5-12 8613 Placer 1 mi n Lincoln; Sacramento Valley 45 Comment
  SEINET3260811 Image available Clarkia purpurea subsp. viminea Marcus E. Jones 1882-7-3 3341 Placer Colfax. Comment
  SEINET3860297  Clarkia purpurea subsp. viminea George K. Helmkamp, E. A. Helmkamp 2010-6-26 16414 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 ENE of Applegate.; 0 476 Comment
  UCD104965  Clarkia purpurea subsp. viminea L. D. Gottlieb 1988-6-29 8838 Placer Iowa Hill Road, E of Colfax, 1.6 miles E of Canyon Road. Comment
  POM46308  Clarkia rhomboidea Marcus E. Jones 1900-7-26 s.n. Placer Blue Canyon 1311 Comment
  UCD13162  Clarkia rhomboidea Michael Walton 1974-5-25 98 Placer Canyon Way, parallel to U.S. Interstate 80, about 15 miles northeast of Auburn. 609 Comment
  CAS-BOT-BC451736  Claytonia lanceolata Betty H. Jorgensen 1944-6-24 490 Placer Cascade Lakes about 6 miles S.W. of Soda Springs Comment
  UCD80678  Claytonia parviflora CNPS SN Foothill Team 2005-4-11 SNFN 0104 b Placer Placer Legacy, Spears/Didion Ranch (Spear's Ranch), above Coon Creek, approximately 2.5 miles east of entry gate off of Garden Bar Road. 156 Comment
  CDA32818  Claytonia perfoliata William J. Ferlatte 1977-3-21 s. n. Placer Rocklin: Corner of China Garden Rd. & Rustic Hills Dr., next to Hwy 80 0 Comment
  SEINET5727675 Image available Claytonia perfoliata Nancy Carlsen 1971-1 21 Placer Rollins Lake Road at Rollins Lake, 3 miles north of Interstate Highway 80, on west side of road, north of the lake.; Rollins Lake Comment
  CAS-BOT-BC443633  Claytonia perfoliata subsp. perfoliata Peter H. Raven; G. L. Stebbins, Jr. 1952-4-20 4014 Placer North Fork American River south of Auburn near bridge on Rt. 49 213 Comment
  CAS-BOT-BC443739  Claytonia rubra subsp. rubra Alice Eastwood 1912-6-15 440 Placer Tahoe City, Lake Tahoe Region Comment
  JEPS127459  Claytonia rubra subsp. rubra Steve Matson 2003-4-27 779 Placer nSNH; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; 600 yards north of Highway 267;west of Martis Creek. Comment
  UCD95617  Clematis lasiantha M. H. Mills 1996-4-12 139 Placer Placer County, 5830 Walden Lane, Loomis. 180 Comment
  SEINET12087595  Clematis lasiantha Unknown 1937-1 1248 Placer Between Folsom and Auburn, 6.5 mi SE of Loomis 152 Comment
  UCD41456  Collinsia Ellen Dean; Davis Botanical Society 2003-5-17 1759 Placer Dutch Flat area, north of Hwy 80 near Alta Exit. Along Drum Powerhouse Road, about 1.5 road miles northeast of intersection with Main Street. 1066 Comment
  UC138744  Collinsia heterophylla Anna King 1902-5-11 Placer Newcastle Comment
  UCR218248  Collinsia tinctoria George K. Helmkamp, Mary Alice Barnes & Mary Jane Ganibe 2010-7-2 16434 Placer Sierra Nevada Mountains Foothills, Iowa Hill Road, 1.9 miles southeast of its junction with Canyon Way in Colfax 415 Comment
  UCR250144  Collinsia tinctoria George K. Helmkamp, Elizabeth Helmkamp 2013-6-11 20823 Placer Northern Sierra Nevada Mountains Foothills, junction of Yankee Jim's Road and Shirttail Canyon Road, NW of Foresthill 463 Comment
  OBI49270  Collinsia torreyi Lewis S. Rose 1940-6-2 40456 Placer Truckee River, 10 mi N of Tahoe City 1829 Comment
  UCD21867  Collinsia torreyi Rex Palmer 1979-6-19 N 260 Placer Headwaters basin area of the North Fork of the American River Comment
  SCFS5093  Collinsia torreyi F. Felix, Erica Krimmel 2013-5-19 16 Placer North Fork American River, 0.3 mile east Heath Falls overlook, on trail Comment
  CDA11992  Collomia heterophylla G. F. Hrusa 1995-5-2 12173 Placer Sierra Nevada; 1 km. east of Mosquito Ridge Rd. crossing of North Fork of Middle Fork of the American River. Comment
  POM260313  Collomia heterophylla C. L. Hitchcock 1940-5-7 6347 Placer 1 mile west of Baxter. Comment
  RSA409231  Collomia heterophylla Fay A. MacFadden 1934-7-1 12724 Placer Canyon Creek - Dutch Flat. Comment
  UCR193599  Collomia heterophylla George K. Helmkamp, E. A. Helmkamp 2007-5-30 12180 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 10.7 miles east of its junction with Forest Hill Road in Foresthill 588 Comment
  SCFS5107  Collomia heterophylla F. Felix, Erica Krimmel 2013-5-19 2 Placer North Fork American River, 0.1 mile east of Heath Falls overlook, on trail Comment
  SEINET2445719  Collomia heterophylla J. M. Tucker 1975-5-24 4351 Placer Ca. 100 yards E of jct of Spring Garden Road with Auburn-Foresthill Road. (or 3.7 miles W of Foresthill). 762 Comment
  CHSC73969  Collomia linearis Susi Urie 1998-8-18 98 -066 Placer Lake Tahoe Basin--National Forest. About 0.2 mi north of Lake Tahoe; meadow complex between Kings Beach and Tahoe Vista. 1901 Comment
  POM74897  Collomia tinctoria Marcus E. Jones 1882-6-29 10086 Placer Emigrant Gap. Comment
  UCD118257  Collomia tinctoria Daryl Koutnik; Thomas Lanini, Thomas Wainwright 1978-10-19 s.n. Placer West end of Ward Valley in Lake Tahoe Basin. 1889 Comment
  UCD74069  Convolvulus arvensis Jennifer W. Burt 2005-7-13 109 Placer Powder Bowl' abandoned ski area (South of Alpine Meadow Road off Hwy 89 near Alpine Meadows) - collected from center of an abandoned ski run. 1980 Comment
  CAS-BOT-BC286036  Conyza canadensis L. R. Abrams 1927-9-13 12151 Placer Eleven miles east of Auburn on Lincoln Highway Comment
  JEPS81484  Cordylanthus mollis subsp. hispidus Robert F. Holland 1982-8-16 1210 Placer 2 mi nw Rocklin (headwaters of Pleasant Valley Cr); Roseville Quadrangle, Spring Valley Comment
  SEINET13679557  Cordylanthus mollis subsp. hispidus R. F. Holland, V. I. Dains 1982-8-16 1210 Placer Spring Valley, headwaters of Pleasant Grove Creek, ca 4 miles NW of Rocklin. 46 Comment
  JEPS6795  Cordylanthus tenuis subsp. tenuis W. L. Jepson 1918-8-20 8075 Placer Lake Tahoe Tahoe City 1905 Comment
  SEINET3245663  Cordylanthus tenuis subsp. tenuis G. K. Helmkamp, E. A. Helmkamp 2009-1 15424 Placer Sierra Nevada Mountains: Forest Hill Road, 20.5 miles northeast of the city of Foresthill (Duncan Peak 7.5') 1661 Comment
  UCD123162  Cordylanthus tenuis subsp. tenuis G. K. Helmkamp; E. A. Helmkamp 2006-8-11 11212 Placer Northern Sierra Nevada Mtns foothills: along Forest Hill Rd., 8.7 miles northeast of Forest Hill. 1311 Comment
  JEPS71351  Cordylanthus tenuis subsp. tenuis L. R. Heckard, R. Bacigalupi and T. I. Chuang 1973-7-28 3453 Placer just e Alta Lake 1158 Comment
  RSA523859  Cordylanthus tenuis subsp. tenuis L. R. Heckard, R. C. Bacigalupi, T. I. Chuang 1973-7-28 3453 Placer Just east of Alta Lake. 1159 Comment
  UCR146914  Cornus glabrata Beecher Crampton 1955-6-15 2866 Placer Sierra Nevada Mountains, head of Bunch Canyon, 3.5 mi. east of Weimar on road to Foresthill, 0.5 mi. south of US Hwy 40 671 Comment
  CAS-BOT-BC209870  Cornus nuttallii G. P. Rixford 1915-7-10 s.n. Placer Cisco Comment
  CAS-BOT-BC209871  Cornus nuttallii Saichi Kawahara 1969-5-25 895 Placer Mel Henderson Ranch, Indian Creek 1011 Comment
  HSC6412  Cornus nuttallii R. A. Magie 1964-6-12 105 Placer 3 mi. W of Hwy. 40 on Hwy. 20, 100 ft. W of Nevada Co. line. 1768 Comment
  UC21519  Cornus nuttallii Mrs. M. M. Hardy 1893-1 Placer Comment
  SEINET748872  Cornus sericea David Keil 1978-7-23 K- 12931 Placer Cisco Grove exit from I-80, just E of Nevada Co line; Lodgepole pine forest around S fork of Yuba River 1768 Comment
  CDA15992  Cornus sericea subsp. sericea G. F. Hrusa, L. Serafini 1993-6-29 11262 Placer Duncan Creek approx. 100 meters upstream from Mosquito Ridge Rd. bridge crossing, & 1 mile N of French Meadows Reservoir. Comment
  UC1122810  Cornus sericea subsp. sericea N. French 1933-9-14 99 Placer Greek Store Tahoe Nat'l Forest, Colfax Quad., Greek Store Comment
  UCD22327  Cornus sericea subsp. sericea Beth Lowe Corbin 1982-8-6 262 Placer 1/8 mile W of Onion Creek Campground. 1844 Comment
  RSA654888  Cornus sessilis G. Fred Hrusa 1995-5-20 12169 Placer Mosquito Ridge Road. 1600 Comment
  CAS-BOT-BC287203  Cota tinctoria Beecher Crampton 1972-7-26 8853 Placer Carpenter Flat E of Emigrant Gap, above meadow and just downslope from a cabin 1615 Comment
  UCD75739  Crepis acuminata Ellen Dean, M. Starbuck,; K. Mawdsley, G. Harrington, M. Bibbo, J. Poloske 2008-7-20 5202 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
  UC346584  Crepis modocensis L. S. Smith Sept. 1927 Placer 6 mi due w Tahoe City (on drainage of Whiskey Creek, w of Squaw Peak); Five Lakes Comment
  JEPS75134  Crepis occidentalis Gladys L. Smith 1972-6-20 3221 Placer steep exposed ridge from chairlift terminus to ultimate summit peak; Ward Peak 2632 Comment
  UCD162528  Crepis occidentalis subsp. pumila Steve Matson 2005-7-3 1351 Placer nSNH; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; north of Highway 267, east of Martis Creek. 1780 Comment
  JEPS111180  Cryptantha affinis Steve Matson 2005-6-19 1304 Placer Martis Valley, southeast of Truckee, National Recreation Area, SW of Highway 267 and just north of Martis Creek. 39.2957 N, 120.1382; Elevation 5850 ft. 1783 Comment
  JEPS111219  Cryptantha affinis Steve Matson 2005-6-15 1283 Placer Martis Valley, ca 3 miles southeast of Truckee, north of 267, 500 meters west of Martis Creek; 39.3038 N, 120.1254 W; Elevation 5840 ft. 1780 Comment
  JEPS71506  Cryptantha affinis Gladys L. Smith 1972-6-18 3166 Placer Alpine Meadows 2072 Comment
  UC78490  Cryptantha flaccida K. Brandegee 1889-7-5 Placer Newcastle Comment
  CAS-BOT-BC218774  Cryptantha humilis D. S. Smith 1928-6-27 2419 Placer Tahoe [National] Forest. Above Deer Park on ridge 2286 Comment
  UC193757  Cryptantha humilis C. F. Sonne 1885-6-21 Placer Squar Valley, on Truckee River Truckee River Comment
  OBI20818  Cryptantha torreyana Robert F. Hoover 1967-9-7 10861 Placer Antone Meadow Comment
  SJSU13929  Cryptantha torreyana N. A. Hopkins 1986-7-21 1365 Placer Martis Valley 3 mi SE of Truckee Comment
  SEINET11266516  Cryptantha torreyana Kaye H. Thorne, J. Chandler 1987-6-26 5418 Placer C.A Hwy 267, 3.2 mi s of Brockway Summit.; 0 Comment
  UC879491  Cuscuta californica P. A. Lebenbauer 1934-7-8 Placer Cisco 2133 Comment
  JEPS126373  Cuscuta californica var. californica Steve Matson 2003-9-6 952 Placer nSNH: Truckee River watershed, SW of Truckee; Alpine Meadows Ski Area 50 yards SE of Kangaroo Chairlift to tower. Comment
  SEINET12568146  Cynoglossum grande F. Brunetti 1962-3-17 s.n. Placer Above North Fork of American River, 2 miles E of Auburn. 274 Comment
  UC193939  Cynoglossum occidentale C. F. Sonne 1887-7-10 Placer between Truckee and Tahoe (on rd. to Tahoe) Comment
  CDA1947  Cynosurus echinatus J. H. Wilson 1963-6-13 Placer Old Hwy 40, east limits of Auburn. 0 Comment
  SACT000853  Cynosurus echinatus D. Meyer 1983-6-18 Placer Moist roadside stream. 667.0 Comment
  UCR218221  Cynosurus echinatus George K. Helmkamp, E. A. Helmkamp 2010-6-26 16388 Placer Sierra Nevada Mountains Foothills, junction of Canyon Way and Yankee Jim's Road, east of I-80 between Weimar and Colfax 616 Comment
  CAS-BOT-BC114263  Cyperus esculentus Peter H. Raven 1954-8-27 7960 Placer Week in an orchard, Penryn. Comment
  SEINET7581784 Image available Cyperus esculentus Peter H. Raven 1954-8-27 7960 Placer Sierra Nevada, Penryn. Comment
  UCD141135  Cyperus rotundus F. E. Kayo 1932-4-1 s.n. Placer Penryn. Comment
  CAS-BOT-BC70580  Cystopteris fragilis Alice Eastwood 1912-6-15 414 Placer Deer Park, Lake Tahoe Region Comment
  SEINET6627867  Cystopteris fragilis M. J. Williams 1970-6-23 s.n. Placer [Sierra Nevada] Near Cisco Grove 1722 Comment
  UCD60281  Dactylis glomerata Eric S. Nagy 1990-6-2 23 Placer Bridalveil Falls, Rt. 50. Comment
  JEPS22983  Damasonium californicum E. R. Arp 1935-5-13 Placer Roseville Comment
  SACT000888  Danthonia californica D. Meyer 1983-7-30 Placer Moist areas on both sides of road. 2072.64 Comment
  CDA13677  Danthonia unispicata G. F. Hrusa, J. Glazner 1997-8-3 14037 Placer Sierra Nevada; Corner of Hwy 89 & Squaw Valley Rd. Clumping perennial in sites seasonally moist. Meadow edges. Comment
  CAS-BOT-BC8975  Delphinium depauperatum A. A. Heller 1917-6-17 12700 Placer near the Yuba River beclow Cisco 1676 Comment
  JEPS59473  Delphinium depauperatum Ezra Brainerd and Viola B. Baird 1915-7-10 214 a Placer Deer Park Road; Sierra Nevada Mountains 1920 Comment
  UC188661  Delphinium glaucum C. F. Sonne 1886-8-15 b Placer canyon above Kneeland's Mill Comment
  UCR208275  Delphinium gracilentum George K. Helmkamp, E. A. Helmkamp 2009-5-7 14642 Placer Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 13.6 miles east of its junction with Forest Hill Road in Foresthill 771 Comment
  CAS-BOT-BC8750  Delphinium hansenii Joseph Whipple Congdon s.n. Placer Roseville Comment
  UC1125985  Delphinium hansenii subsp. hansenii C. R. Clar 1933-6-21 35 Placer N Fork Dry Creek 457 Comment
  CAS-BOT-BC116472  Delphinium nuttallianum Mary E. Jump 1939-6-1 s.n. Placer Bear Valley Comment
  CDA12401  Delphinium nuttallianum G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8529 Ab Placer Lake Tahoe; N side of upper Ward Valley, 4 m SW of Tahoe City. Comment
  JEPS111252  Delphinium nuttallianum Steve Matson 2005-6-12 1265 Placer Martis Valley, ca 3 miles southeast of Truckee, west of Northstar golfcourse and north of subdivision; close to fenceline; 39.2944 N, 120.1240 W; Elevation 5880 ft. 1792 Comment
  POM121520  Delphinium nuttallianum Marcus E. Jones 1882-6-27 s.n. Placer Emigrant Gap. Comment
Read comments
Sep 7 2010
  UC854218  Delphinium nuttallianum A. A. Heller 1917-6-17 12700 Placer near river below Cisco; Yuba river 1676 Comment
  UCD96103  Delphinium nuttallianum A. A. Heller 1909-7-16 s.n. Placer Summit. 2133 Comment
  CAS-BOT-BC116439  Delphinium patens subsp. patens Lillian S. Mott 1965-5-23 6578 Placer Near Foresthill Comment
  UC112866  Dendromecon rigida Katharine Brandegee 1908-6-5 Placer between Gold Run and Colfax; Magra Comment
  SEINET5339590  Dendromecon rigida B. Condie 1955-5-14 s.n. Placer Found on roadside out of GoldRun Calif. 1372 Comment
  SACT000903  Deschampsia cespitosa D. Meyer 1984-7-21 Placer Moist roadside ditch and pine wooded area dense shade. 1927.0 Comment
  SACT000907  Deschampsia cespitosa Michael Baad 1976-8-7 Placer 2072.0 Comment
  UCD43363  Deschampsia cespitosa C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-12 731 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  UCD61224  Deschampsia cespitosa August L. Hormay 1932-7-8 Placer W side of Lake Tahoe, 6 miles S of Tahoe Tavern. Comment
  UCD75968  Deschampsia cespitosa Ellen Dean, M. Starbuck,; M. Bibbo, J. Poloske 2008-7-20 5250 Placer Donner State Park, newly acquired lands to the SW of Donner Lake. Area south of southern Pacific RR tracks, just south of Lakeview Canyon and north of Emigrant Canyon. 2099 Comment
  CHSC96461  Deschampsia danthonioides Lowell Ahart; Brian Williams 2007-4-13 13668 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
  RSA187451  Deschampsia danthonioides Le Roy Abrams 1935-4-20 13684 Placer Roseville, Sacramento Valley Comment
  UCD44010  Deschampsia danthonioides C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-11 1376 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  CAS-BOT-BC201877  Deschampsia elongata Geo. B. Grant 1906-7-15 s.n. Placer Tahoe Tavern, Lake Tahoe Comment
  CHSC74337  Deschampsia elongata Susi Urie 1998-9-4 98 -251 Placer Lake Tahoe Basin-National Forest. Meadow complex on north side of Ward Creek about 2.9 mi west of Lake Tahoe and Sunnyside. 2011 Comment
  SACT000932  Deschampsia elongata Michael Baad 1976-7-22 Placer Ascent of south-facing slope of Peak from trail to crest. Red fir forest and meadows. 2377.0 Comment
  SACT000950  Deschampsia elongata D. Meyer 1984-8-4 Placer Moist shady roadside. 1365.5 Comment
  SD103538  Deschampsia elongata Darley Howe 1978-7-15 5076 Placer Along state highway 20; 29 miles west of Truckee 1646 Comment
  UCD43187  Deschampsia elongata C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-20 556 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  UCD43956  Deschampsia elongata C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-9 1322 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  SACT000936  Deschampsia elongata Michael Baad 1983-7-15 Placer Southeast quarter of Sec 35 Comment
  CAS-BOT-BC39721  Descurainia Alice Eastwood 1912-6-15 494 Placer Lake Tahoe Region. Deer Park. Comment
  JEPS126368  Descurainia californica Steve Matson 2000-7-6 471 Placer nSNH; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; 0.9 miles north Highway 267, near East Martis Creek. Comment
  JEPS72292  Descurainia incana Gladys L. Smith 1972-6-18 3160 Placer Alpine Meadows 2072 Comment
  UCD42923  Descurainia pinnata subsp. intermedia C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 291 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  CDA11984  Dicentra formosa G. F. Hrusa 1995-5-2 12165 Placer Sierra Nevada; Mosquito Ridge Rd., approx. 5 km. beyond crossing of North Fork of Middle Fork of the American River. Comment
  SBBG70211  Dicentra formosa M. N. Ackley -Jun-1925 362 Placer Dutch Flat 1033 Comment
  SD239841  Dicentra formosa George K. Helmkamp, E. A. Helmkamp 2012-5-11 18955 Placer Northern Sierra Nevada Mountains Foothills: Finning Mill Road, 1.7 miles north of its junction with Forest Hill Road. 1041 Comment
  UCD164615  Dicentra formosa Brandi Sorensen 1995-5-17 9 Placer .73 kilometers northwest of Colfax. 671 Comment
  SEINET5339613  Dicentra formosa B. M. Cunningham 1960-4-17 s.n. Placer At the Monte Viste Inn on highway 40 Detour. 1372 Comment
  UCD95503  Dicentra formosa subsp. formosa A. S. Crafts 1926-5-1 798 Placer American River Canyon Comment
  SEINET5339633  Dicentra uniflora P. A. Lehenbauer 1926-4-25 1323 Placer Squaw Creek. Comment
  CAS-BOT-BC253633  Dichanthelium acuminatum subsp. acuminatum W. R. Dudley 1909-8-16 s.n. Placer Monte Vista Comment
  CDA19540  Dichelostemma capitatum M. I. Wibawa, G. F. Hrusa, J. Glazner 2002-5-22 238 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
  CHSC24733  Dichelostemma capitatum subsp. capitatum T. C. English 1976-4-11 18 Placer Scattered N. Fork American River 2 mi. W. Hwy 49 bridge, 300 yds. N . Abandoned R. R. 335 Comment
  RSA333561  Dichelostemma capitatum subsp. capitatum Craig Martz, Richard F. Sannar 1982-3-26 40 Placer E side of State Route 65, 1.5 miles N of Gladding Road intersection, (1.16 miles N of Markham Ravine). 140 Comment
  SEINET8472301  Dichelostemma capitatum subsp. capitatum C. Bell 1962-3-17 34 Placer 2 miles E of Auburn, bank of North Fork of American River. 244 Comment
  UCD164648  Dichelostemma congestum Brandi Sorensen 1995-5-12 5 Placer 3.5 kilometers north of Auburn. 2.4 kilometers west of Interstate 80. Comment
  UCD15480  Dichelostemma multiflorum Robert Burke 1984-5-26 21 Placer 16 miles E of Forest Hill Rd on F.S. 97. 1280 Comment
  CAS-BOT-BC502640  Dichelostemma multiflorum Leland S. Smith 1926-5-1 s.n. Placer Road to Tahoe City Comment
  SEINET8476780  Dichelostemma multiflorum W. Roderick, R. Hallida 1967-6-10 s.n. Placer N edge of Auburn. 366 Comment
  SD257113  Dichelostemma volubile George K. Helmkamp, Amy Barnes 2014-4-23 22785 Placer Sierra Nevada Mountains Foothills: Old Forest Hill Road, 0.4 mile northeast of its junction with CA-49 at North Fork American River (Auburn 7.5'Q) 289 Comment
  UCD63951  Digitaria ischaemum Beecher Crampton 1965-9-13 7498 Placer Gold Run, Interstate Hwy. 80. 975 Comment
  UC590001  Digitaria sanguinalis Eleanor Armstrong 1932-9-8 213 Placer 2 1/2 above Califax <Colfax?> 1219 Comment
  SEINET13700513  Diplacus kelloggii C. Aarstad, H. Mozingo 1979-4-1 s.n. Placer Eldorado Creek near junction with North Fork of Middle Fork of American River, Mosquito Ridge Road to French Meadows. 518 Comment
  SD114411  Diplacus torreyi Darley F. Howe 1971-6-29 4747 Placer 1.4 miles east of Forest Hill 1096 Comment
  SEINET14196696  Diplacus torreyi P. B. Kennedy, S. B. Doten 1901-8-18 414 Placer Talbots Home Camp, 7 miles from French Meadows. Comment
  CAS-BOT-BC151680  Diplacus torreyi Alice Wills 1899-6-1 s.n. Placer Unspecified Comment
  CAS-BOT-BC208628  Distichlis spicata Beecher Crampton 1957-7-17 3721 Placer Along the railroad, Blue Canyon. 1432 Comment
  SEINET8552906  Dodecatheon alpinum A. Urrutia 1960-3-19 s.n. Placer North Fork American River, Hwy 49, 3 miles S of Auburn. 457 Comment
  RSA20894  Dodecatheon clevelandii subsp. patulum Carl B. Wolf 1937-3-30 8357 Placer Sacramento Valley, 2 mi. N of Lincoln. 53 Comment
  SEINET8561476  Dodecatheon clevelandii subsp. patulum A. E. Beninghoff 1930-3-18 2587 Placer 7 miles E of Lincoln. Comment
  RSA27893  Dodecatheon hansenii C. L. Hitchcock 1940-5-7 6342 Placer 1 mile west of Baxter. Comment
  SEINET8561728  Dodecatheon hansenii J. Elder 1961-3-18 s.n. Placer 5 miles SE of Auburn. 366 Comment
  SEINET188138 Image available Dodecatheon hendersonii C. L. Hitchcock 1940-5-7 6342 Placer Ca. 1 mile West of Baxter. Comment
  HSC29520  Downingia bicornuta C. B. Wolf 1937-5-12 8615 Placer Near Lincoln. 46 Comment
  JEPS108482  Downingia bicornuta var. picta Lisa Schultheis 1995-5-22 167 -95 Placer MacClellan Air Force Basee Lincoln antennae site. N of Sacramento. N of Moore Rd. and W of Dowd Rd. Comment
  UC766287  Downingia bicornuta var. picta R. F. Hoover 1939-5-10 4091 Placer Lincoln Comment
  UC28962  Downingia montana Mrs. M. M. Hardy 1893-1 Placer Comment
  RSA516594  Downingia ornatissima var. eximia R. C. Bacigalupi, G. Thomas Robbins, Francia Chisaki 1956-4-20 5629 Placer Along Antelope-Roseville road, at Sacramento-Placer Co. line. 43 Comment
  UCR198528  Downingia ornatissima var. ornatissima George K. Helmkamp, E. A. Helmkamp 2008-4-17 13282 Placer Sacramento Valley, Ranch House Road, 0.2 mile southeast of Sheridan 37 Comment
  SEINET2441337  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 (Duncan Peak 7.5' Q.). 1662 Comment
  JEPS59373  Drymocallis Ezra Brainerd and Viola B. Baird Jul 9 1915-Jul 20 1920 121 Placer Bear Rock Sierra Nevada Mts., Truckee River (camp on Truckee River) 1889 Comment
  UCD33723  Drymocallis glandulosa var. reflexa Beecher Crampton 1972-6-20 8827 Placer Placer County, upslope from Bear Valley, State Hwy. 20. 1402 Comment
  CAS-BOT-BC527341  Drymocallis glandulosa var. reflexa Alice Eastwood 1909-1-1 116 Placer Sunnyside Comment
  SEINET6691346  Drymocallis hansenii P. B. Kennedy, S. B. Doten 1901-8-18 417 Placer Talbot's Home Camp, 7 miles from French Meadows Comment
  SCFS1107  Drymocallis lactea E. Krimmel 2013-6-2 Placer On cliffs beside NF American River, 1/2-mile below Soda Springs road Comment
  CAS-BOT-BC157895  Drymocallis lactea var. lactea Geo. B. Grant 1906-7-15 7000 Placer Tahoe Tavern, Lake Tahoe Comment
  UCD101885  Dudleya cymosa D. Finley 1998-5-24 5 - Placer 100 feet east of Confluence Brdige, Auburn Confluence State Recreation Area North Side of the road. 304 Comment
  UCD15156  Dudleya cymosa Phyllis Adams 1982-4-24 22 Placer California, Placer Co.; in the American River Canyon; 365 Comment
  SD257951  Dudleya cymosa Russel Hopper 1975-5-24 54 Placer 1.0 mile east of junction of State Highways 49 and 195 on Highway 49. 669 Comment
  UCR194955  Dudleya cymosa subsp. cymosa George K. Helmkamp, E. A. Helmkamp 2007-5-18 12039 Placer Northern Sierra Nevada Mountains Foothills, along the connection road from CA-49 to Forest Hill Road; 1.1 miles east of the crossing of the junction of the North and West Forks of the American River 229 Comment
  UCR241763  Dysphania botrys George K. Helmkamp, Mary Alice Barnes, E. A. Helmkamp 2012-9-8 19798 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
  UCD124141  Dysphania chilensis Ellen Dean; Davis Botanical Society members 2012-10-13 7515 Placer Along Mosquito Ridge Road, ca. fourteen road miles E of junction with Foresthill Road. Comment
  SACT001037  Echinochloa crus-galli var. zelayensis Josephine Van Ess 1976-7-28 Placer Collected about .25 mile west of Country Acres Lane. 21.3 Comment
  UCD160964  Eleocharis G. Ledyard Stebbins 1978-5-28 78102 Placer El Dorado National Forest, Ralston Ridge. (Exact location unknown. Coordinates estimated by label maker.) Comment
  UC838775  Eleocharis acicularis Ira L. Wiggins 1933-8-21 6787 Placer shores of lake near Tahoma; Lake Tahoe Comment
  CAS-BOT-BC112054  Eleocharis quinqueflora John Thomas Howell 1943-7-19 18575 Placer Summit Valley. Comment
  OBI60156  Elodea nuttallii David J. Keil, with Kathleen A. Keil 1999-7-17 28379 Placer Along N Fork of Cosumnes River at Little Canyon Road ford. 457 Comment
  CAS-BOT-BC203870  Elymus X hansenii A. A. Beetle 1941-5-25 2688 Placer 10 miles west of Colfax 762 Comment
  CAS-BOT-BC203871  Elymus X hansenii John H. Thomas; Hazelle A. Thomas 1956-7-21 6200 Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento 2377 Comment
  CAS-BOT-BC227590  Elymus elymoides Catherine Best 1981-8-1 s.n. Placer Big Meadow, about 3 miles south of French Meadows 1600 Comment
  CAS-BOT-BC227591  Elymus elymoides John Thomas Howell 1943-7-25 18815 Placer West side of Donner Pass near Norden 2133 Comment
  UC790925  Elymus elymoides subsp. elymoides A. A. Beetle 1941-5-25 2688 Placer 10 mi w Colfax 762 Comment
  SACT001106  Elymus glaucus Michael Baad 1983-7-23 Placer Next to stream, along southwest side of Highway 267, approximately 6 miles southeast of Truckee. 2316.0 Comment
  UCD22248  Elymus glaucus Beth Lowe Corbin 1982-8-3 169 Placer Onion Creek Campground. S facing slope. Uncommon. Full sun. Open, dry meadow in mixed conifer forest in fine, sandy, granitic soil. Perennial, forming small, not extensive clumps. 1841 Comment
  UCD61845  Elymus glaucus K. Connelly 1999-8-2 PDR- 122370 8 Placer Truckee. Along side of Rd. 9, off of Hwy. 89. Comment
  CAS-BOT-BC206793  Elymus glaucus subsp. glaucus Peter H. Raven 1950-6-26 2409 Placer Baxter's 1219 Comment
  SEINET3821619 Image available Elymus glaucus subsp. glaucus George K. Helmkamp, E. A. Helmkamp 2011-7-26 17863 Placer Northern Sierra Nevada Mountains, Emigrant Gap Road, 0.1 mile west of its junction with US-80, 0.65 mi NE (65 degrees) of Emigrant Gap (Blue Canyon 7.5' Q) 1590 Comment
  SACT001077  Elymus glaucus subsp. jepsonii D. Meyer 1984-6-10 Placer 606.0 Comment
  POM264448  Elymus multisetus A. A. Beetle 1941-5-26 2688 Placer 10 miles west of Colfax 762 Comment
  UCD62476  Elymus multisetus A. A. Beetle 1941-5-25 2688 Placer 10 miles west of Colfax. 762 Comment
  SACT001149  Elymus sierrae James Grove 1977-7-15 Placer 2000.0 Comment
  UCD36663  Elymus stebbinsii subsp. septentrionalis Beecher Crampton 1955-6-15 2895 Placer Placer County, Shirttail Canyon, 6.5 miles west of Iowa Hill. Comment
  CDA31731  Elymus trachycaulus Jim Jokerst 1986-7-13 2709 Placer High Sierra Nevada; Trail from The Cedars, southwest of Donner Lake, stop along trail south of Middle Fork American River. 0 Comment
  SACT001154  Elymus triticoides D. Meyer 1983-7-30 Placer Campground along Truckee river. 1853.18 Comment
  CAS-BOT-BC171968  Epilobium canum subsp. latifolium Vincent Jones 1919-7-7 s.n. Placer Ridge above Bear Valley Comment
  CAS-BOT-BC171972  Epilobium canum subsp. latifolium G. W. Dunn 1895-9-1 s.n. Placer Summit Comment
  UCD33849  Epilobium canum subsp. latifolium Beecher Crampton 1973-10-2 9024 Placer 2 miles west of Kingvale on Highway 80 westbound. Comment
  SEINET12861966  Epilobium canum subsp. latifolium W. D. Billings 1951-7-28 2135 Placer Red Star Ridge NW of Deadman flat, 20 miles south of Soda Springs. 1981 Comment
  UCR226132  Epilobium ciliatum Ellen Dean, Mark Bibbo, J. Poloske, M. Starbuck 2008-7-20 5237 Placer Donner State Park, newly acquired lands to the southwest of Donner Lake, area south of the Southern Pacific RR tracks, just south of Lakeview Canyon and north of Emigrant Canyon 2100 Comment
  JEPS59477  Epilobium ciliatum subsp. ciliatum Ezra Brainerd and Viola B. Baird 1915-7-23 219 Placer Tahoe City Sierra Nevada Mts. Comment
  CHSC82651  Epilobium ciliatum subsp. glandulosum Lowell Ahart 2002-7-22 9891 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
  SEINET6635785 Image available Epilobium ciliatum subsp. glandulosum A. A. Heller 1919-7-25 13304 a Placer near Yuba River below Cisco 1676 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
  CDA15973  Epilobium densiflorum G. F. Hrusa, J. Glazner 1999-7-17 15127 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  CDA25021  Epilobium densiflorum J. Glazner 2000-9-2 s.n. Placer Lake Tahoe; Moist area betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1889 Comment
  UCR202651  Epilobium densiflorum George K. Helmkamp 1999-6-29 5056 Placer Sierra Nevada Foothills, corner of Dry Creek Rd & Bowman Rd, near Nielsburg, 3 mi NE of Auburn beside I-80 & 1.5 NW of North Fork Lake on American River 457 Comment
  UCD43231  Epilobium hornemannii C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-13 600 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 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
  POM46216  Epilobium minutum Marcus E. Jones 1882-6-28 s.n. Placer Emigrant Gap. Comment
  UC1122540  Epilobium obcordatum B. Bolt 1934-7-17 138 Placer 1/2 mi sw Walker Mine (Plot 216); Tahoe National Forest, Truckee Quadrangle Comment
  CDA40869  Epilobium torreyi D. Joley 1995-6-12 Placer Dry Creek Road, I-80 east of Auburn near Applegate. 0 Comment
  CHSC74177  Equisetum arvense Susi Urie; Eric Schroder 1998-9-12 98 -364 Placer Lake Tahoe Basin--National Forest. Meadow along the south side of Ward Creek, 1.6 mi west of Lake Tahoe and Sunnyside. 1987 Comment
  UC1729971  Equisetum arvense L. P. Janeway, Eric Schroder 1998-9-16 6334 Placer creek about 2.2 mi sw of Lake Tahoe (about half way between Buck Lake and McKinney Creek, Homewood Quadrangle); Homewood Quadrangle 2124 Comment
  CAS-BOT-BC57827  Equisetum hyemale subsp. affine E. R. Blakley 1960-9-3 3821 Placer King's 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
  CAS-BOT-BC57241  Equisetum laevigatum E. R. Blakley 1960-9-3 3822 Placer Kings Beach, Lake Tahoe 1905 Comment
  CHSC97723  Eragrostis Lowell Ahart 2007-11-13 14599 Placer East side of a shallow ditch, on the west side of Camp Far West Road, at the north edge of the town of Sheridan. 35 Comment
  UCR198003  Eragrostis pilosa Beecher Crampton 1953-10-6 1661 Placer north Lincoln city limit 52 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
  UCD22165  Eremogone kingii var. glabrescens Rex Palmer 1979-6-9 N 158 Placer Headwaters basin area of the North Fork of the American River 2255 Comment
  SEINET5336754  Eremogone kingii var. glabrescens K. Thorne, Jody Chandler 1987-6-26 5448 Placer Blue star memorial Hwy rest stop, Sierra Nevada Mountains. Comment
  UC87230  Ericameria bloomeri K. Brandegee 1885-8-1 Placer Donner Comment
  UCD131325  Ericameria bloomeri Daryl Koutnik; Thomas Lanini, Thomas Wainwright 1978-10-19 s.n. Placer Sunnyside on west shore of Lake Tahoe. 1889 Comment
  UC1119826  Ericameria nauseosa N. French 1934-6-17 425 Placer Devils Peak Tahoe National Forest, Truckee Quadrangle, Devils Peak 2346 Comment
  CAS-BOT-BC294277  Ericameria nauseosa var. speciosa M. E. Parsons 1912-8-25 s.n. Placer Crow Peak, near summit Comment
  RSA129816  Ericameria suffruticosa B. Bolt 1934-8-23 196 Placer Divide between Picaune and Grayhorse. 2439 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
  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
  JEPS41614  Erigeron barbellulatus C. F. Sonne 1888-7-29 365 Placer Wards Peak Sierra Nevada Mountains, Wards Peak (on Truckee River) Comment
  UC148945  Erigeron coulteri H. M. Hall 1910-6-25 8723 Placer opposite Cisco (Rattlesnake Creek); Rattlesnake Creek 1828 Comment
  UCR193335  Erigeron foliosus var. hartwegii George K. Helmkamp, E. A. Helmkamp 2007-5-30 12194 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 15 miles east of its junction with Forest Hill Road in Foresthill, south of site of Bake Oven 915 Comment
  UCD21595  Erigeron glacialis E. Dean; M. Starbuck, C. Tresan, S. Tresan 2002-7-30 1258 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
  CAS-BOT-BC300832  Erigeron glacialis var. glacialis Nora Pettibone; Frank W. Hubby 1892-7-1 s.n. Placer Lake Tahoe 1828 Comment
  JEPS41386  Erigeron glacialis var. glacialis C. F. Sonne 1886-7-18 151 Placer Truckee River Sierra Nevada Mountains, Truckee River Comment
  UC485152  Erigeron glacialis var. glacialis Katharine Brandegee 1909-7-1 Placer Emigrant Gap Comment
  UCD74030  Erigeron glacialis var. glacialis Jennifer W. Burt 2005-7-16 108 Placer abandoned ski area above Rainbow Lodge, off Hwy 50 East of Cisco - collected from coniferous forest near abandoned ski runs. 1947 Comment
  JEPS41389  Erigeron glacialis var. glacialis Katharine Brandegee 1908-7-1 Placer near summit Lake Van Orden 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-BC295207  Erigeron inornatus John Thomas Howell 1943-7-25 18811 Placer West side of Donner Pass near Norden 2133 Comment
  UCD75760  Erigeron inornatus Ellen Dean, M. Starbuck,; K. Mawdsley, G. Harrington, M. Bibbo, J. Poloske 2008-7-20 5232 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
  UC1950986  Erigeron inornatus var. inornatus G. K. Helmkamp, E. A. Helmkamp 2005-10-1 9980 Placer Northern Sierra Nevada Mtns.: NW of Lake Tahoe; Junction of Bear Creek Road and Big John Drive (ca 2.2 mi W of CA Highway 89 and just S of Alpine Meadows Road) Tahoe City 7.5' Quad Comment
  UCR190155  Erigeron inornatus var. inornatus George K. Helmkamp, E. A. Helmkamp 2007-8-1 12645 Placer Northern Sierra Nevada Mountains, Donner Pass Road between Donner and Norden, about 0.2 mile east of the Nevada Co. border 2151 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
  UC669306  Erigeron miser Annie M. Alexander and Louise Kellogg 1941-10-5 2647 Placer e slope Donner Pass 1981 Comment
  UCD75898  Erigeron miser G. Ledyard Stebbins 1968-8-15 6857 Placer Devil's Peak, southwest of Soda Springs. (Exact location unknown. Coordinates estimated by label maker.) 2286 Comment
Read comments
May 14 2014
  UCD44696  Erigeron peregrinus var. callianthemus C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 2062 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  CDA4643  Erigeron philadelphicus Andrew White 1930-4-16 Placer Near Loomis. 0 Comment
  CDA4644  Erigeron philadelphicus Kelly 1928-5-2 Placer Near Auburn, along road. 0 Comment
  SD43635  Erigeron philadelphicus Darley F. Howe 1948-5-23 Placer American River 305 Comment
  UCD132077  Erigeron sumatrensis Walter H. Johnson 1959-12-1 s.n. Placer Near Blue Canyon on Highway 40. 152 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
  UCD119254  Eriodictyon californicum D. H. Hartmann 1941-6-8 s.n. Placer E. of Auburn, along U.S. #40. 914 Comment
  UCD119307  Eriodictyon lobbii Walter H. Johnson 1958-11-14 s.n. Placer Near Blue Canyon on Highway 40. 1584 Comment
  SCFS1162  Eriogonum E. Krimmel, F. Felix 2013-7-26 Placer NFAm. Off Foresthill Road. Rocky overlook. Comment
  CDA12393  Eriogonum incanum G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8521 A Placer Lake Tahoe; Head of Ward Valley. Comment
  JEPS72790  Eriogonum incanum Gladys L. Smith 1972-6-20 3254 Placer slope just below Ward Peak summit 2628 Comment
  CAS-BOT-BC259348  Eriogonum lobbii Alice Eastwood 1909-1-1 228 Placer Lake Tahoe Region. Squaw Creek 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
  JEPS59480  Eriogonum marifolium Ezra Brainerd and Viola B. Baird 1915-7-15 223 Placer along trail to Fire Lakes; Sierra Nevada Mts. 2133 Comment
  CHSC67680  Eriogonum marifolium var. marifolium James D. Jokerst 1986-7-13 2717 A Placer Trail from The Cedars, SW of Donner Lake, stop along trail S of Middle Fork American River. 1859 Comment
  CAS-BOT-BC263286  Eriogonum marifolium var. marifolium Le Roy Abrams 1911-7-27 4771 Placer Lake Tahoe Region. Lake Valley 1950 Comment
  SCFS1170  Eriogonum nudum E. Krimmel, Michael Hamilton 2013-8-1 Placer NFAm. Creekside at Chickering. Comment
  CAS-BOT-BC264805  Eriogonum nudum var. deductum unspecified No date on label. 12884 Placer Summit Station 2121 Comment
  POM165343  Eriogonum nudum var. deductum Allen M. Carpenter 1892-08 s.n. Placer [No location data on label] Comment
  UC1035667  Eriogonum nudum var. deductum Kay H. Beach 1940-6-30 795 Placer 5.6 mi e on U.S. 40 Emigrant Gap 1676 Comment
  UCD100570  Eriogonum nudum var. deductum G. K. Helmkamp; E. A. Helmkamp 2007-7-27 12636 Placer Northern Sierra Nevada Mountains, southeast end of Cisco Grove, along local road just before it passes under Interstate-80. 1744 Comment
  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
  SBBG48536  Eriogonum nudum var. nudum L. B. Towle 1974-7-12 Placer N of A.D.Hauser cabin, St Hwy 267, King's Beach, Lake Tahoe Comment
  UCR171354  Eriogonum nudum var. nudum George K. Helmkamp, E. A. Helmkamp 2005-10-1 9993 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
  RSA393328  Eriogonum nudum var. nudum Wm Vortriede 1928-1 s.n. Placer Lake Tahoe. [El Dorado or Placer County] Comment
  UCR215982  Eriogonum nudum var. oblongifolium George K. Helmkamp, Amy Barnes 2009-7-12 15182 Placer Sierra Nevada Mountains, along Foresthill Road 10.3 miles northeast of the town of Foresthill 1370 Comment
  UCR218124  Eriogonum nudum var. oblongifolium George K. Helmkamp, E. A. Helmkamp 2010-6-26 16393 Placer Sierra Nevada Mountains Foothills, Yankee Jim's Road in Bunch Canyon, 0.5 mile southeast of its junction with Canyon Way 591 Comment
  UCR240964  Eriogonum nudum var. oblongifolium George K. Helmkamp, E. A. Helmkamp 2012-9-25 19916 Placer Northern Sierra Nevada Mountains, junction of Nyack Road and I-80 in the Emigrant Gap area 1652 Comment
  RSA0005090  Eriogonum ochrocephalum var. agnellum C. F. Sonne 1886-7-18 s.n. Placer Mt. Head of Squaw Valley Comment
  SD22419  Eriogonum pedunculatum Susan G. Stokes 1932-8-4 Placer Near Auburn Comment
  UCD21608  Eriogonum spergulinum E. Dean; M. Starbuck, C. Tresan, S. Tresan 2001-6-30 1277 Placer Vicinity of the town of Soda Springs. Along trail that starts at Soda Springs Rd. and travels E from the Serene Lakes region up ca. 100 m to a ridge that looks down on Lake Van Norden and railroad tracks. W-facing slope, ascending ridge. 2200 Comment
  CAS-BOT-BC269943  Eriogonum spergulinum var. reddingianum Alice Eastwood 1912-6-15 486 Placer Deer Park, Lake Tahoe Region Comment
  POM263683  Eriogonum spergulinum var. reddingianum L. S. Rose 1941-7-8 41290 Placer Sandy flats in open forest of Pinus ponderosa and Abies concolor, Chambers Lodge (Mc Kinney), Lake Tahoe. 1900 Comment
  SEINET5331602  Eriogonum spergulinum var. reddingianum J. L. Reveal 1971-6-23 2478 Placer Along Californias Highway 89, about 2 miles south of Truckee at Granite Flat Camp Ground. Comment
  CAS-BOT-BC271882  Eriogonum spergulinum var. spergulinum Catherine Best 1981-8-1 s.n. Placer Big Meadow, about 3 miles south of French Meadows 1600 Comment
  CAS-BOT-BC265155  Eriogonum umbellatum var. nevadense Vincent Jones 1919-7-7 s.n. Placer Ridge above Bear Valley Comment
  CHSC67682  Eriogonum umbellatum var. nevadense James D. Jokerst 1986-7-13 2729 Placer Trail from The Cedars, SW of Donner Lake, just below the summit of Needle Peak, scree on S-facing slope. Comment
  UC480711  Eriogonum umbellatum var. nevadense W. C. Blasdale 1923-7-13 Placer Top of Ellis Peak Lake Tahoe Region, Ellis Peak Comment
  UC615502  Eriogonum umbellatum var. nevadense Beryl O. Schreiber 1932-9-11 770 Placer Summit Comment
  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
  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
  UC569819  Eriogonum ursinum B. Bolt 1934-7-16 121 Placer 1 1/4 mi se mouth of Serena Creek; Truckee Quadrangle 2042 Comment
  UC412807  Eriogonum ursinum C. F. Sonne 1886-7-18 1245 Placer hillside in R. R. Canyon R. R. Canyon Comment
  UCR242366  Eriogonum ursinum var. ursinum George K. Helmkamp, E. A. Helmkamp 2010-7-28 16668 Placer Northern Sierra Nevada Mountains, Forest Hill Road, 1.6 miles west of the junction with Soda Springs Road at Robinson Flat 2040 Comment
  CAS-BOT-BC261800  Eriogonum wrightii var. subscaposum F. A. M. 1934-8-10 12857 Placer Cisco Comment
  UCR249590  Eriophyllum lanatum var. achilleoides George K. Helmkamp, Elizabeth Helmkamp 2013-6-11 20809 Placer Northern Sierra Nevada Mountains Foothills, Yankee Jim's Road, 3.6 miles northwest of its junction with Forest Hill Road 768 Comment
  CAS-BOT-BC301407  Eriophyllum lanatum var. grandiflorum H. M. Hall 1916-6-3 10147 Placer Near Rocklin, (E. side Sacramento Valley) 121 Comment
  UC147582  Eriophyllum lanatum var. grandiflorum Harriet A. Walker 1908-6-24 1249 Placer Blue Canyon 1432 Comment
  POM118174  Eriophyllum lanatum var. grandiflorum H. M. Hall, F. M. Essig 1916-6-5 10156 Placer Bear River, northern Placer County, on the westerly slope of the Sierra Nevada 450 Comment
  SEINET8687268 Image available Eriophyllum lanatum var. grandiflorum Beninghoff 3206 Placer Lincoln Comment
  CAS-BOT-BC301468  Eriophyllum lanatum var. integrifolium H. M. Hall 1910-7-10 8753 Placer Sierra Nevada Mountains. Cisco Butte 1950 Comment
  SEINET8526744  Erodium botrys F. Brunetti 1962-3-17 s.n. Placer At Auburn. 518 Comment
  UC874923  Eryngium castrense Marcus E. Jones, A. M. 1882-7-8 3602 Placer Auburn Comment
  UCD127484  Eryngium castrense R. A. Blanchard 1931-5-9 2191 Placer Roseville. Comment
  UCD22373  Erysimum capitatum Rex Palmer 1979-6-20 N 277 Placer Headwaters basin area of the North Fork of the American River Comment
  SEINET5342763  Erysimum capitatum L. Miller 1934-6-10 s.n. Placer Lake Tahoe, near Homewood. Comment
  SD247377  Erysimum capitatum var. perenne George K. Helmkamp, E. A. Helmkamp 2012-6-19 19249 Placer Northern Sierra Nevada Mountains: Robinson's Flat, 27 miles east of Forest Hill at the end of Forest Hill Road. 2040 Comment
  UC1034896  Erysimum perenne G. B. Rossbach 1940-6-2 933 Placer gentle slope near nw shore Lake Tahoe 1981 Comment
  UCR240922  Erysimum perenne George K. Helmkamp, E. A. Helmkamp 2012-6-19 19249 Placer Northern Sierra Nevada Mountains, Robinson's Flat, 27 miles east of Forest Hill at the end of Forest Hill Road 2040 Comment
  CHSC89289  Erythranthe bicolor G. F. Hrusa; M. I. Wibawa, J. Glazner 2002-5-22 16049 Placer Sierra Nevada. Hughes Mill (site) above Foresthill. UTM: 10S, 4329930 N, 0691823 E. 1066 Comment
  SEINET208781 Image available Erythranthe lewisii Johnnie L. Gentry Jr., Earl Jensen Jr. 1968-1 2135 Placer Tahoe National Forest ; 3.3 miles northwest of Highway junction Calif. 89 and 28 at Tahoe City; on Calif. 89; 3.2 miles west of Calif. Highway 8. 2073 Comment
  CDA42831  Erythranthe microphylla G. F. Hrusa, M. Pitcairn 2015-7-16 18654 Placer Sierra Nevada; Lake Clementine Rd., E of Auburn. 231 Comment
  SEINET3836910 Image available Erythranthe moschata Marcus E. Jones 1897-1 Placer Diamond Mt., Susanville, Perkin's Ranch 2 Comment
Read comments
Jan 10 2016
  SJSU7720  Erythranthe primuloides R. L. Fisher 1959-6-26 Placer Yuba Gap on Hwy 40 1676 Comment
  CHSC85680  Erythranthe tilingii G. F. Hrusa; J. Glazner 2001-7-15 15935 Placer Northern Sierra Nevada. On N face of Crows Nest Pk. immed. W of Sugarbowl. 2286 Comment
  CAS-BOT-BC505238  Erythronium grandiflorum Miss. T. V. Raphael 1923-7-6 s. n. Placer Cisco Comment
  POM260107  Erythronium multiscapideum C. L. Hitchcock 1940-5-7 6310 Placer 1 mile west of Baxter Comment
  UC1585966  Erythronium multiscapideum Barbara Ertter with David Thompson 1989-4-8 8170 Placer Iowa Creek Road ca 2 mi from I-80 (near entrance to Auburn State Recreation Area, at creek crossing, near rivulet at base of n-facing slope at edge of forest) 518 Comment
  CHSC10606  Erythronium purpurascens Lowell Ahart 1963-7-2 Placer Near Robinson Flat. 1828 Comment
  UC1533102  Erythronium purpurascens Jon Winter 1970-7 Placer Duncan Peak Lookout Station Tahoe Nat'l Forest 2189 Comment
  RSA739849  Erythronium purpurascens Jon Winter s.n. Placer Placer County: Tahoe National Forest, Duncan Peak Lookout Station. 2190 Comment
  HSC82613  Eschscholzia caespitosa Thomas W. Nelson, Jane P. Nelson 1979-4-11 4604 Placer Along N side of Douglas Blvd., 1 mi. S of junction with I-80 Comment
  UCR257566  Eschscholzia caespitosa George K. Helmkamp, Amy Barnes 2014-4-23 22773 Placer Sierra Nevada Mountains Foothills, Old Forest Hill Road, 0.4 mile northeast of its junction with CA-49 at North Fork American River 290 Comment
  SD113755  Eschscholzia californica Darley F. Howe 1948-5-22 1818 Placer 671 Comment
  SEINET5339901  Eschscholzia californica J. Martin 1959-3-20 s.n. Placer 10 miles west of Colfax on US Hw. 40, on a dirt road 1 mile south of Hw 40. 274 Comment
  UC70403  Eschscholzia lobbii Milo S. Baker 1900-2-11 Placer Auburn Comment
  CAS-BOT-BC310369  Eucephalus breweri A. A. Heller 1916-8-13 12908 Placer Summit hotel 2133 Comment
  CAS-BOT-BC310378  Eucephalus breweri John H. Thomas; Hazelle A. Thomas 1956-7-21 6119 Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento 2377 Comment
  SD260888  Eucephalus breweri George K. Helmkamp, Mary Alice Barnes, E. A. Helmkamp 2012-9-8 19826 Placer Northern Sierra Nevada Mountains: along Forest Hill Road, 0.5 mile north of Robinson Flat Campground, c. 26 miles NE of Foresthill, Tahoe National Forest. (Duncan Peak 7.5'Q) 2043 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
  UCD21707  Eucephalus breweri Rex Palmer 1979-7-25 N 685 Placer Headwaters basin area of the North Fork of the American River Comment
  UCR200857  Eucephalus breweri George K. Helmkamp, E. A. Helmkamp 2008-9-15 14101 Placer Northern Sierra Navada Mountains, along Foresthill Road 26 miles northeast of the city of Forest Hill 1954 Comment
  CAS-BOT-BC312157  Eurybia integrifolia A. A. Heller 1917-8-13 12906 Placer Near Summit hotel in granite 2133 Comment
  UC193542  Eurybia integrifolia C. F. Sonne 1885-8-9 Placer on road to Tahoe Comment
  UCD43059  Eurybia integrifolia C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-19 427 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  UC86935  Eurybia radulina C. F. Sonne 1894-8-1 Placer Truckee, on Truckee River Truckee, Truckee River Comment
  SCFS1234  Fabaceae E. Krimmel 2013-1 Placer North Fork American River, below Soda Springs Road on trail to Heath Falls Overlook. Streamside where trail meets main river. Comment
  SEINET7249049  Fabaceae George K. Helmkamp, Mary Alice Barnes 2013-1 Placer Comment
  UC1132593  Festuca B. Bolt 1934-7-12 Placer Snow Mountain Truckee Quad. 2438 Comment
  UCR190919  Festuca arundinacea George K. Helmkamp, E. A. Helmkamp 2007-5-23 12070 Placer Northern Sierra Nevada Mountains, Sugar Pine road, 0.2 mile northwest of Forest Hill Road 1360 Comment
  CDA15671  Festuca idahoensis G. F. Hrusa, J. Glazner 1999-7-18 15218 Placer Lake Tahoe; Wooded slopes betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1889 Comment
  UCD42914  Festuca idahoensis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 282 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  UCD43174  Festuca idahoensis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-20 543 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  SACT001168  Festuca occidentalis Michael Baad 1976-6-17 Placer Flood plain from Wildcat Canyon west to New York Canyon. Comment
  UCR250073  Festuca perennis George K. Helmkamp, Mary Alice Barnes 2013-5-3 20505 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
  CHSC74044  Festuca rubra Susi Urie 1998-8-18 98 -074 Placer Lake Tahoe Basin-National Forest. About 0.2 mi north of Lake Tahoe; meadow complex between Kings Beach and Tahoe Vista. 1901 Comment
  SACT001198  Festuca subulata D. Meyer 1984-6-10 Placer 436.0 Comment
  CAS-BOT-BC282565  Festuca viridula A. A. Heller 1917-8-14 12926 Placer Mt. Lincoln south of Summit Valley 2499 Comment
  SACT001209  Festuca viridula Michael Baad 1983-8-27 Placer One mile west toward Cherry point. 2133.0 Comment
  UC818180  Festuca viridula A. A. Heller 1917-8-14 12926 Placer s of Summit Valley; Mt. Lincoln 2499 Comment
  JEPS127416  Floerkea proserpinacoides Steve Matson 2004-7-13 1048 Placer Tahoe Basin west shore; Ward Canyon. Comment
  JEPS127516  Fragaria virginiana Steve Matson 1998-6-14 234 Placer nSNH; Tahoe North Shore; Snow Creek Watershed, Tahoe Vista/Kings Beach; west Fork Snow Creek; north edge of main boggy site. Comment
  CAS-BOT-BC55781  Frangula rubra subsp. rubra Alice Eastwood 1909-1-1 226 Placer Deer Park Comment
  CHSC105853  Fritillaria agrestis Karen I. Callahan; Brad Carter 2010-2-25 22 Placer Sacramento Great Central Valley. Johnson Springview Park, managed by city of Rocklin, population is 1/4 mile from park entrance and just north of Farron Street Bridge, close to Antelope Creek. 62 Comment
  SCFS5089  Fritillaria recurva F. Felix, Erica Krimmel 2013-5-19 29 Placer North Fork American River, near Cedars Meadow Comment
  UCD22288  Galium bifolium Rex Palmer 1979-6-9 N 171 Placer Headwaters basin area of the North Fork of the American River. Comment
  UCD42915  Galium bifolium C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 283 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  UCD75698  Galium bifolium Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5147 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, along Emigrant Trail on the N side of the north fork of Cold Creek, forest clearing off trail. 2112 Comment
  SDSU9323  Galium bolanderi D. F. Howe 1971-6-29 4748 Placer 1.4 miles E of Forest Hill. 1097 Comment
  SEINET3157846  Galium bolanderi M. E. Jones 1882-8-30 sn Placer Emigrant Gap Comment
  SEINET4560817  Galium bolanderi George K. Helmkamp, Mary Alice Barnes, E. A. Helmkamp 2010-1 19808 Placer Northern Sierra Nevada Mountains: along Forest Hill Road, 10.4 miles northeast of Hidden Treasure Road, 0.45 mi. ESE of Whisky Hill. 1677 Comment
  UC147594  Galium bolanderi Harriet A. Walker 1908-6-25 1290 Placer Blue Canyon 1432 Comment
  UC147652  Galium bolanderi Harriet A. Walker 1908-6-24 1280 Placer Blue Canyon 1432 Comment
  UCR176261  Galium bolanderi George K. Helmkamp, E. A. Helmkamp 2006-8-11 11214 Placer Northern Sierra Nevada Mtns foothills, along Forest Hill Rd., 8.7 miles northeast of Forest Hill 1311 Comment
  UC1143087  Galium grayanum B. Bolt 1934-7-17 137 Placer 1/2 mi sw Walker Mine (Plot No. 216); Tahoe National Forest, Truckee Quadrangle Comment
  UCD148666  Galium grayanum G. Ledyard Stebbins 1968-8-15 C 6858 Placer Devil's Peak, southeast of Soda Springs. 2286 Comment
  UCD149387  Galium grayanum G. Ledyard Stebbins 1969-7-20 6949 A Placer Ridge south of North Fork of the American River, between Sailor Canyon and Wildcat Canyon. (Exact location unknown. Coordinates estimated by label maker.) 1950 Comment
  CDA16821  Galium grayanum subsp. grayanum G. F. Hrusa, J. Glazner 2001-7-15 15961 Placer Sierra Nevada; Crows Nest Pk. immed. W of Sugarbowl. 2377 Comment
  UC427890  Galium grayanum var. grayanum L. S. Smith 1926-6-24 1982 Placer s side Section 10 Tahoe National Forest, Whiskey Creek drainage 2377 Comment
  SEINET12514846  Galium nuttallii Anne Streshley 1976-3-12 s.n. Placer South of Auburn neat the North Fork of the American River. 305 Comment
  CDA19485  Galium parisiense M. I. Wibawa 2002-5-27 261 Placer Sacramento Valley; Folsom Lake State Recreation Area. 121 Comment
  CDA37047  Galium parisiense CDFA Staff s.n. Placer Pino Ranch, near Newcastle. 0 Comment
  UCSB45738  Galium tricornutum Reisentz, Paul 1979-5-11 Placer Vernal pools; 1 mile south of Sheridan on Highway 65 Comment
  CHSC74253  Galium trifidum var. pacificum Susi Urie; Eric Schroder 1998-9-10 98 -324 Placer Antone Meadows; along Burton Creek, about 2.1 mi northwest of Lake Tahoe. 2072 Comment
  CHSC74261  Galium trifidum var. pacificum Susi Urie 1998-9-4 98 -270 Placer About 2.9 mi west of Lake Tahoe and Sunnyside. 2011 Comment
  UCD22294  Galium triflorum Beth Lowe Corbin 1982-8-3 201 Placer Hill west of Onion Creek Campground. SW facing slope. Partial sun. Uncommon. In deep conifer duff over fine, sandy, granitic soil of white fir forest. Perennial from underground rootstock. Stems weak, decumbent. 1853 Comment
  CAS-BOT-BC178506  Garrya flavescens W. R. Dudley 1909-7-22 s.n. Placer Lover's Leap, American River Comment
  SACT001229  Gastridium ventricosum Michael Baad 1983-7-15 Placer 1.8 miles east of junction with road to Brushy Springs Station. Open rocky slopes. 1524.0 Comment
  UCD74362  Gaultheria ovatifolia G. Ledyard Stebbins 1968-6-20 6725 Placer Placer County grove of Big Trees. (Exact location unknown. Coordinates estimated by label maker.) 1584 Comment
  UCD21989  Gayophytum Beth Lowe Corbin 1982-8-2 158 Placer Onion Creek campground. In fine, sandy, granitic soil. Annual herb; Flowers whitish to pink. Open spot between trees. Partial shade. South facing slope. Locally abundant. 1841 Comment
  UCD22099  Gayophytum diffusum Rex Palmer 1979-7-25 N 681 Placer Headwaters basin area of the North Fork of the American River. 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
  UC1122593  Gayophytum diffusum subsp. parviflorum N. French 1934-8-22 476 Placer 1/2 w Lake Van Norden; Tahoe National Forest, Truckee Quadrangle Comment
  CHSC73058  Gayophytum heterozygum L. P. Janeway 1998-8-6 5966 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
  OBI48972  Gayophytum heterozygum Unknown 1882-7-3 s.n. Placer Alta Comment
  UCR232232  Gayophytum heterozygum George K. Helmkamp, E. A. Helmkamp 2010-7-28 16646 Placer Northern Sierra Nevada Mountains, Forest Hill Road at Hidden Treasure Road, 10.4 miles northeast of the city of Foresthill 1384 Comment
  UCD150708  Gayophytum humile James A. Neilson Jr. 1970-8-28 1865 Placer Tahoe Basin, Paige Meadow. 2072 Comment
  UC146056  Gentiana calycosa Mrs. W. S. Chandler Sept., 1910 Placer Deer Park Comment
  UC22750  Gentiana calycosa C. F. Sonne 1887-8-7 Placer mtns above Coldstream; Sierra Nevada Mountains Comment
  UCD150770  Gentiana calycosa James A. Neilson Jr. 1971-8-31 2587 Placer Tahoe Basin, South fork of Blackwood Creek. 2438 Comment
  UCD168201  Gentiana calycosa Albert Grigarick 2014-8-2 373 Placer Alpine Meadows Ski Resort 1/2 mile up trail to Estelle Lake. 2282 Comment
  UCD150768  Gentianopsis simplex James A. Neilson Jr.; Dianne Q. McQuaid 1972-8-24 3589 Placer Tahoe Basin, Ward Valley, upper meadow. 2133 Comment
  UCR208548  Geranium dissectum George K. Helmkamp, E. A. Helmkamp 2009-5-11 14676 Placer Sierra Nevada Mountains Foothills, Driver's Flat Road 0.8 mile south of its junction with Forest Hill Road, c. 8 miles (air) NE of Auburn 517 Comment
  SDSU7324  Geranium dissectum unknown 1946-5-21 Placer 457 Comment
  RSA782370  Geranium molle George K. Helmkamp, E. A. Helmkamp 2010-4-23 15910 Placer along Salmon Falls Road, at Miners Valley Rd., 4.5 miles south of junction with CA-49 at Pilot Hill. 287 Comment
  SD237462  Geranium molle G. K. Helmkamp, E. A. Helmkamp 2010-4-23 15910 Placer Sierra Nevada Mountains Foothills: along Salmon Falls Road, at Miners Valley Road, 4.5 miles south of junction with CA-49 at Pilot Hill (Pilot Hill 7.5'Q) 287 Comment
  SD243152  Geranium molle George K. Helmkamp, E. A. Helmkamap 2011-4-10 17135 Placer Sacramento Valley: east of Sheridan just north of the junction of North Kilaga Springs Road and Kilaga Springs Road. 98 Comment
  UCD103424  Geranium molle G. K. Helmkamp; E. A. Helmkamp 2007-3-25 11706 Placer Northern Sierra Nevada Mountains: Forest Hill Road, 0.9 mile east of its junction with CA-49 at the bridge of the junction with American River forks. 287 Comment
  JEPS59482  Geranium richardsonii Ezra Brainerd and Viola B. Baird 1915-7-12 228 Placer Donner Lake Sierra Nevada Mountains 1828 Comment
  UCD43183  Geum macrophyllum C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-20 552 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 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
  JEPS103385  Gilia capillaris Lowell Ahart 2002-7-22 9893 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
  UCR121488  Gilia capillaris George K. Helmkamp, E. A. Helmkamp, A. Kerchner 1999-6-29 5021 B Placer Northern Sierra Nevada Range, N of Hwy I-80 at west exit to Donner Lake; opening to Negro Canyon 2134 Comment
  UCR194932  Gilia capitata subsp. mediomontana George K. Helmkamp, E. A. Helmkamp 2007-5-18 12015 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 2.8 miles southeast of Foresthill 814 Comment
  UCR218229  Gilia capitata subsp. mediomontana George K. Helmkamp, E. A. Helmkamp 2010-6-26 16408 Placer Sierra Nevada Mountains Foothills, Yankee Jims road along Brush Creek in Bunch Canyon, 2.8 miles southeast of its junction with Canyon Way, 2.75 mi. ENE (74 deg. ) of Applegate 476 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
  SEINET7963104 Image available Gilia gilioides L. S. Rose 1941-1 41299 Placer Chambers Lodge (McKinney), Lake Tahoe 640 Comment
  SEINET11266062  Gilia leptalea George Helmkamp, E. A. Helmkamp 2011-8-26 18172 Placer Norther Sierra Nevada Mountains: along Forest Hill Road, 0.4 miles of Robinson Flat (Duncan Peak 7.5 Q.); 0 2041 Comment
  RSA794814  Gilia leptalea subsp. leptalea George K. Helmkamp, E. A. Helmkamp 2011-8-26 18172 Placer along Forest Hill Road, 0.4 miles west of Robinson Flat. 2041 Comment
  SEINET11265983  Gilia leptalea subsp. leptalea George Helmkamp, E. A. Helmkamp 2010-7-28 16667 Placer Northern Sierra Nevada Mountains: Forest Hill Road, 1.6 miles west of the junction with Soda Springs Road at Robinson Flat (Duncan Peak 7.5' Q.); 0 2039 Comment
  UC30184  Gilia tricolor subsp. diffusa H. N. Bolander 1865-4-13 4574 Placer near Auburn; near Auburn Comment
  CHSC96503  Glyceria declinata Lowell Ahart; Brian Williams 2007-4-13 13662 Placer On damp granite soil, on the bottom of vernal pools, about 1/2 mile south of the Manzanita Cemetery, about 1/2 mile west of Gladding Road, about 2 3/4 miles north of Lincoln. 43 Comment
  CDA13797  Glyceria elata G. F. Hrusa, J. Glazner 1997-8-3 14046 Placer Sierra Nevada; Corner of Hwy 89 & Squaw Valley Rd. Wet opening on hillside spring among thicket of Alnus incana and Rhamnus alnifolia. Small colony. Difficult to separate from G. elata except smaller in all parts. Comment
  CHSC73275  Glyceria elata L. P. Janeway 1998-8-6 5975 Placer Lake Tahoe Basin-National Forest. North side of Blackwood Creek, 1.7 mi west of Lake Tahoe. Meadow complex. 1938 Comment
  SACT001258  Glyceria elata D. Meyer 1984-9-23 Placer Moist north-facing hillside seeping with water. 2109.0 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
  UCD66739  Glyceria grandis W. L. Jepson 1934-8-7 16882 Placer Truckee River, near Squaw Creek. Comment
Read comments
Feb 25 2011
  POM112751  Glyceria striata Marcus E. Jones 1882-7-3 s.n. Placer Colfax. Comment
  CHSC74206  Gnaphalium palustre Susie Urie; Eric Schroder 1998-9-8 98 -297 Placer Lake Tahoe Basin--National Forest. Meadow complex on the north side of Ward Creek about 3.1 mi west of Lake Tahoe and Sunnyside. 2017 Comment
  UC581141  Gnaphalium palustre H. L. Mason 1932-9-9 77175 Placer Cisco Comment
  UC614816  Gnaphalium palustre Beryl O. Schreiber 1932-9-11 765 Placer road to Summit Comment
  CAS-BOT-BC110216  Grayia spinosa L. S. Smith 1926-4-21 1785 Placer Tahoe Forest. Spanish Springs Rnage Nev. 1524 Comment
  CAS-BOT-BC314601  Grindelia hirsutula R. F. Hoover 1965-6-24 9452 Placer 2 mi. N of Auburn on road to Grass Valley (Highway 49) Comment
  CAS-BOT-BC314605  Grindelia hirsutula John Thomas Howell; Gordon H. True 1971-5-26 47637 Placer Northern limits of Lincoln 48 Comment
  JEPS41903  Grindelia hirsutula W. H. Shockley Jun 1886 Placer Auburn Comment
  UCD42871  Hackelia micrantha C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 238 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  SEINET12621251  Hackelia velutina P. A. Lehenbauer 1932-6-26 2725 Placer Lake Tahoe, near Tahoe City. Comment
  UC88873  Helianthella californica subsp. nevadensis C. F. Sonne 1897-8-14 Placer above Coldstream Comment
  JEPS14349  Helianthus bolanderi Rimo Bacigalupi with G. L. Stebbins, Daniel Zohary, Howard Stutz, Alex D. Hawkes, Juan Hunziker, 1952-7-20 3883 Placer 7 mi e Iowa Hill 1158 Comment
  CAS-BOT-BC314974  Hemizonella minima H. M. Hall 1910-7-11 8760 Placer Cisco Butte, Sierra Nevada Mountains 1981 Comment
  SEINET11197277 Image available Hemizonella minima H. A. Walker 2036 Placer Deer Park in the Lake Tahoe district Comment
  UCD42821  Heracleum maximum C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-23 187 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  UC635580  Hesperochiron californicus H. L. Mason 1933-5-28 7241 Placer Tahoe Meadows 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
  JEPS16328  Heterocodon rariflorum Peter H. Raven 1956-8-4 9997 Placer 1.0 mi from Blue Canyon (on road to Emigrant Gap); Sierra Nevada Comment
  UCR171398  Heterotheca oregona George K. Helmkamp, E. A. Helmkamp 2005-9-30 9969 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
  UCD21703  Heterotheca villosa Beth Lowe Corbin 1982-8-13 346 Placer 3/4 mile west of The Cedars, in meadow. Ray and disc flowers yellow. Mostly sun. South facing slope, 15% incline. Occasional. 1676 Comment
  RSA0063051  Heuchera rubescens var. alpicola Lyman Benson 1933-6-26 4538 Placer Cisco, U.S. 40. Sierra Nevada range, Bear River watershed. 1829 Comment
  CAS-BOT-BC319599  Hieracium albiflorum Geo. B. Grant 1906-7-15 s.n. Placer Tahoe Tavern, Lake TAhoe Comment
  JEPS36579  Hieracium albiflorum L. S. Smith 1927-8-5 2143 Placer Robertson Flat Tahoe National Forest (n slope) 2346 Comment
  POM360441  Hieracium albiflorum Fay A. MacFadden 1934-8-10 12830 Placer Cisco Comment
  RSA0009709  Hieracium albiflorum Marcus E. Jones 1882-7-3 s.n. Placer Presumably collected at Dutch Flat, 9.5 miles NE of Colfax. Comment
  SBBG66312  Hieracium albiflorum M. N. Ackley -Jun-1925 153 Placer Gold Run 983 Comment
  SEINET11259299 Image available Hieracium albiflorum M. Koski 2009-10-8 NV 030 -297 Placer Near Onion Creek 2005 Comment
  SEINET4691668  Hieracium albiflorum George K. Helmkamp, E. A. Helmkamp 2010-1 16784 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
  UCD21776  Hieracium albiflorum Rex Palmer 1979-1 N 890 Placer Headwaters basin area of the North Fork of the American River Comment
  UCR233269  Hieracium albiflorum George K. Helmkamp, E. A. Helmkamp 2011-7-9 17680 Placer Northern Sierra Nevada Mountains Foothills, Yankee Jim Road, 1.4 miles northwest of the city of Foresthill 764 Comment
  CAS-BOT-BC319596  Hieracium albiflorum L. S. Smith 1926-5-23 1827 A Placer Forest Hill Road south of American River, Tahoe Forest 548 Comment
  SEINET11259306 Image available Hieracium albiflorum F. H. Hillman s.n. Placer Between Truckee and Lake Tahoe Comment
  CAS-BOT-BC319759  Hieracium argutum Rimo Bacigalupi; G. L. Stebbins; Alex Hawkes; et al. 1952-7-19 3855 Placer Along the North Fork of the American River directly below Cape Horn 1/2 mile upstream from teh bridge on the Colfax-Iowa Hill Road 381 Comment
  UCR176266  Hieracium scouleri George K. Helmkamp, E. A. Helmkamp 2006-8-11 11207 Placer Northern Sierra Nevada Mtns foothills, along the road to Clementine Lake, 0.8 mile north of Forest Hill Rd 422 Comment
  JEPS126276  Hippuris vulgaris Steve Matson 2002-6-16 532 Placer Truckee River Canyon about 1 mile downstream (west) of Tahoe City and Highway 89, next to Tahoe Rim Trail. Comment
  SACT001283  Holcus lanatus Michael Baad 1977-6-21 Placer Road of Weimar 685.0 Comment
  SACT001287  Holcus lanatus Josephine Van Ess 1972-6-11 Placer Barton Road and Seven Cedars Road. Collected along Seven Cedars Road. Low moist area. Comment
  UCD84856  Holcus lanatus Beecher Crampton 1961-9-27 6012 Placer 1 mile west of Cisco Grove, along U.S. Highway 40, Yuba River. 1706 Comment
  CAS-BOT-BC320308  Holocarpha virgata A. A. Heller 1915-9-12 12276 Placer Near Roseville Comment
  UC194231  Holocarpha virgata subsp. virgata H. M. Hall 1914-8-2 9837 Placer near Placer; Sacramento Valley 60 Comment
  CAS-BOT-BC150148  Holodiscus microphyllus var. microphyllus John Thomas Howell 1943-7-21 18637 Placer Donner Pass to Mt. Lincoln Comment
  SACT001310  Hordeum brachyantherum Michael Baad 1976-8-4 Placer Banks of creek amoung rocks and in gravel beside creek, white fir forest with openings. 1975.0 Comment
  SACT001311  Hordeum brachyantherum D. Meyer 1983-8-7 Placer Near gate leading into ski area parking lot moist meadow with many sedges. 2073.0 Comment
  UCD42935  Hordeum brachyantherum C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 304 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  UCD43199  Hordeum brachyantherum C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-13 568 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  UCD44690  Hordeum brachyantherum C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 2056 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  UC1132110  Hordeum brachyantherum subsp. brachyantherum B. Bolt 1934-7-16 166 Placer 1/2 mi s Lost Emigrant Mine; Truckee Quad., Tahoe National Forest Comment
  UC204536  Hordeum brachyantherum subsp. brachyantherum R. L. Pendleton and F. M. Reed 1907-7-28 1303 Placer Tahoe Tavern , Tahoe Tavern (Lake Tahoe Region) 1889 Comment
  SACT001339  Hordeum geniculatum D. Meyer 1983-6-5 Placer Roadside ditch. 829.056 Comment
  SACT001343  Hordeum hystrix Josephine Van Ess 1976-4-26 Placer Collected near top of first hill. 91.5 Comment
  UCD85696  Hordeum jubatum Beecher Crampton 1964-7-9 7110 Placer Emigrant Gap, US Hwy. 40. 1615 Comment
  SACT001382  Hordeum leporinum D. Meyer 1984-5-6 Placer 145.5 Comment
  UCR258540  Hordeum murinum subsp. glaucum George K. Helmkamp, Amy Barnes 2014-3-21 22634 Placer Sacramento Valley, Riosa Road at the east side of its junction with CA-65, just west of Sheridan 33 Comment
  SEINET4670481  Hordeum murinum subsp. leporinum W. D. Billings 1940-3-31 1277 Placer Canyon of Yuba River, 5 miles southeast of Auburn Comment
  RSA789724  Horkelia fusca subsp. parviflora James R. Shevock 1985-8-9 11339 Placer Tahoe National Forest, Granitie Chief Wilderness. Along trail 16E10 in Picayune Valley. 2050 Comment
  UC1283728  Horkelia tridentata subsp. tridentata Beecher Crampton 1964-7-21 7114 Placer below Blue Canyon weather station (along US Hwy 40) 1524 Comment
  CAS-BOT-BC143406  Horkelia tridentata var. tridentata E. K. McPherson 1976-9-19 26 -28 10 Placer One mile east of Talbot Campground; near Middle Fork American River 1767 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
  UCD144324  Hosackia incana G. F. Hrusa; B. Meese 1997-5-26 13789 Placer Italian Bar Trail, N-facing slope to N. Fk. Amer. River, approx. 3 km. N of Foresthill Divide Rd. 1300 Comment
  SEINET4691671  Hosackia oblongifolia G. K. Helmkamp, E. A. Helmkamp 2010-1 16796 Placer Northern Sierra Nevada Mountains: American Hill Road (Forest Route 13), 4.7 miles south of its junction with Foresthill Road and just south of a creek crossing. 1552 Comment
  UCD106156  Hosackia oblongifolia R. Tofsrud 1951-7-1 s.n. Placer ca. 5 mi. below Soda Springs, Hwy. 40. Comment
  CHSC81784  Hosackia oblongifolia var. oblongifolia Lowell Ahart 2001-10-10 9356 Placer French Meadows Reservoir, about 1/4 mile northeast of the boat or trail access area on the northwest side of the reservoir, about 3/4 mile southwest of the bridge across the Middle Fork of the American River, about 1 3/4 miles southwest of Ahart Camp, about 22 miles (air) northeast of Forest Hill. 1591 Comment
  UCD106043  Hosackia pinnata R. Tofsrud 1951-6-1 s.n. Placer Between Weimar and Colfax, CA. Comment
  JEPS71650  Hydrophyllum capitatum var. alpinum Gladys L. Smith and Betsy Wilson Jun 1971 3035 Placer 5 mi w Lake Tahoe (Alpien Meadows at foot of Ward Peak); Alpine Meadows, Ward Peak 2438 Comment
  OBI48663  Hydrophyllum capitatum var. alpinum Lewis S. Rose 1940-6-2 40457 Placer Truckee River, 10 mi N of Tahoe city 1829 Comment
  UC880766  Hydrophyllum capitatum var. alpinum Lewis S. Rose 1940-6-2 40457 Placer 10 mi n Tahoe City; Truckee River 1828 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
  UCD22033  Hypericum anagalloides Beth Lowe Corbin 1982-8-19 378 Placer 1 1/2 miles south of The Cedars. NE facing slope, 10% incline. Common, mostly sun. Flowers deep yellow. In moist, very fine, sandy soil of small meadow in white fir forest. 1859 Comment
  UC128392  Hypericum anagalloides Miss Harriet A. Walker 1908-7-27 1461 Placer Yuba R. near Cisco; Yuba R. Comment
  UCR173740  Hypericum concinnum George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-14 10709 Placer Northern Sierra Nevada Mountains foothills, 0.2 mile north of Forest Hill Road on Lake Clementine Rd., area northeast of Auburn on Forest Hill Divide 488 Comment
  UCR200866  Hypericum concinnum George K. Helmkamp, E. A. Helmkamp 2008-9-15 14120 Placer Northern Sierra Nevada Mountains, along Foresthill Road 20 miles northeast of the city of Forest Hill 1707 Comment
  CHSC74225  Hypericum formosum var. scouleri Susie Urie 1998-9-2 98 -216 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
  RSA643337  Hypericum perforatum R. D. Goeden, D. W. Ricker 1967-6-9 s.n. Placer near Auburn 400 Comment
  CAS-BOT-BC401265  Hypericum perforatum Brighton C. Cain 1925-8-15 3 Placer 2 miles south of Auburn at Wise Power House Comment
  UCD110375  Hypericum perforatum subsp. perforatum G. K. Helmkamp; Elizabeth A. Helmkamp 2006-6-14 10709 Placer Northern Sierra Nevada foothills: 0.2 mile north of Forest Hill Road on unnamed road to Lake Clementine (general area northeast of Auburn on Forest Hill Divide). 488 Comment
  RSA0036081  Hypericum scouleri Marcus E. Jones 1930-7-11 s.n. Placer Auburn Comment
  UCR250630  Hypochaeris glabra George K. Helmkamp, Mary Alice Barnes 2013-5-3 20464 Placer Foothills, northern Sierra Nevada Mountains, SW edge of Foresthill, Mosquito Ridge Road, 0.2 mile south of Forest Hill Road 974 Comment
  UC52720  Ipomopsis aggregata W. C. Blasdale July, 1897 Placer Lake Tahoe Region Comment
  UCSB16090  Ipomopsis aggregata subsp. aggregata Breedlove, Dennis 1962-6-13 Placer Western bank of Lake Tahoe along State Highway 89, 8.3 miles south of Tahoe City; Sierra Nevada 1889 Comment
  UC23339  Ipomopsis tenuituba C. J. Fox Jr. July, 1895 Placer near Deer Park Inn Comment
  CAS-BOT-BC133612  Iris hartwegii Saichi Kawahara 1969-5-24 863 Placer Strawberry Flat, Henderson Ranch, east bank of Indian Creek 999 Comment
  UCD138744  Iris hartwegii Kathryn Johnson 1966-5-7 40 Placer Magra Road and Interstate Highway 80. Comment
  RSA136471  Iris macrosiphon Lee W. Lenz, E. K. Balls 1955-5-12 20473 Placer U.S. Highway 40, at Colfax 762 Comment
  UCR235614  Iris tenuissima subsp. purdyiformis George K. Helmkamp, E. A. Helmkamp 2012-5-5 18913 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
  JEPS127444  Ivesia sericoleuca Steve Matson 1998-6-27 317 Placer Martis Valley; about 4 miles SE of Truckee: Martis Creek Wildlife area; south of Highway 267, north of Golf course. Comment
  CAS-BOT-BC109965  Juncus Catherine Best 1981-8-1 s.n. Placer Sierra Nevada. Big Meadow, about 3 miles south of French Meadows. 1600 Comment
  UCD42973  Juncus acuminatus C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 342 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  UCD33744  Juncus articulatus subsp. articulatus Beecher Crampton 1972-7-26 8856 Placer ca. 1 mile west of Cisco Grove on Interstate 80. 1676 Comment
  UCD38905  Juncus articulatus subsp. articulatus Beecher Crampton 1959-7-23 5429 Placer Behind Placer Hills School, Meadow Vista. 533 Comment
  CHSC74320  Juncus balticus Susi Urie 1998-9-3 98 -236 Placer Lake Tahoe Basin Management Unit - National Forest. Meadow along the un-named creek along the northeast side of Tahoe Vista; about 0.5 mi north of Lake Tahoe. 1914 Comment
  CHSC82584  Juncus bufonius var. bufonius Lowell Ahart 2002-7-22 9910 Placer 50 yards northeast of the small natural lake, on the east side of the paved road to Lake Valley Reservoir, about 1/4 mile east of Yuba Gap and Highway 80. 1780 Comment
  JEPS103384  Juncus bufonius var. bufonius Lowell Ahart 2002-7-22 9910 Placer 50 yards NE of the small natural lake, on the E side of the paved road to Lake Valley Reservoir, ca 1/4 mile E of Yuba Gap and Highway 80. 1780 Comment
  UC842326  Juncus bufonius var. bufonius Marcus E. Jones, A. M. 1882-7-4 2903 Placer Colfax Comment
  UCD43302  Juncus bufonius var. occidentalis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-12 670 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  UCD75684  Juncus chlorocephalus Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5133 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, along Emigrant Trail on the N side of the north fork of Cold Creek, forest clearing off trail. 2112 Comment
  UCD75823  Juncus chlorocephalus Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5182 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
  RSA783469  Juncus effusus Peter Rubtzoff 1980-8-20 9590 Placer The southern lake of Serene Lakes (Ice Lakes on 1955 Donner Pass 15 quad). At Serene Lakes Lodge Comment
  UCR190586  Juncus effusus var. exiguus George K. Helmkamp, E. A. Helmkamp 2007-9-14 12957 Placer Northern Sierra Nevada Mountains Foothills, along Mosquito Ridge Road 0.4 mile east of Foresthill 942 Comment
  SD243044  Juncus ensifolius George K. Helmkamp, E. A. Helmkamp 2011-8-26 18179 Placer Northern Sierra Nevada Mountains: along Forrest Hill Road, 12.9 miles east of Humbug Road, less than 1 mile northwest of Robinson Flat. Wet area below a rocky seep. 2050 Comment
  SDSU11802  Juncus ensifolius D. F. Howe 1961-8-8 3138 Placer By canal, 4 miles norht of Auburn. 457 Comment
  UCD42992  Juncus mertensianus C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 361 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  CHSC74322  Juncus nevadensis Susi Urie 1998-9-1 98 -191 Placer Lake Tahoe Basin--National Forest. Large meadow below Hwy 28, between the highway and Lake Forest Road; about 0.3 mi north of Lake Tahoe. 1908 Comment
  JEPS67040  Juncus nevadensis W. L. Jepson 1918-7-30 7736 Placer near Tahoe City; Lake Tahoe 1920 Comment
  SEINET9318019  Juncus nevadensis Unknown 1999-7-17 15179 Placer Martis Valley, CA (Lat. 39deg18'39") Comment
  UCD43984  Juncus nevadensis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-11 1350 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  UCD43985  Juncus nevadensis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-11 1351 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  UCD162588  Juncus nevadensis var. nevadensis Steve Matson 2002-8-17 699 Placer nSNH; Tahoe north shore; Burton Creek watershed, near Tahoe City and North Tahoe High School. 2011 Comment
  JEPS46586  Juniperus californica Harriet P. Kelley 1914-7-14 Placer rocky hill side above Yuba River; Cisco Comment
  CAS-BOT-BC81151  Juniperus occidentalis Miss. T. V. Raphael 1923-7-6 s.n. Placer Cisco Comment
  NY20191  Juniperus occidentalis F. W. Hunnewell 1925-7-15 9701 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
  POM260303  Keckiella breviflora C. Leo Hitchcock 1940-5-14 6413 Placer Meier Ranch, 6 miles north of Colfax. 762 Comment
  SCFS998  Keckiella breviflora E. Krimmel 2014-7-5 Placer North Fork American River. Below Soda Springs Rd, on trail 1/4-mile above Heath Falls Overlook. Comment
  UC565579  Keckiella breviflora Herbert L. Mason 1926-5-26 3272 Placer 5 mi above Auburn 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
  JEPS16146  Keckiella lemmonii Rimo Bacigalupi with Aldo Bacigalupi 1952-8-15 3922 Placer 1.5 mi w Cisco (Lodge) (along U.S. Hwy 40) 1676 Comment
  UC615337  Keckiella lemmonii Beryl O. Schreiber 1932-9-11 773 Placer Summit Comment
  UCD22295  Kelloggia galioides Rex Palmer 1979-7-26 N 893 Placer Headwaters basin area of the North Fork of the American River. Comment
  SEINET12328850  Kelloggia galioides J. H. Nishida 1985-1 784 Placer Homewood 1829 Comment
  UCR235486  Kumlienia hystricula George K. Helmkamp, E. A. Helmkamp 2012-5-5 18931 Placer Northern Sierra Nevada Mountains Foothills, Todd Valley Road, 1.2 miles south of its junction with Foresthill Road 779 Comment
  SDSU2756  Lagophylla glandulosa D. F. Howe 1962-8-10 3419 Placer 4 miles north of Auburn. 488 Comment
  SD62081  Lagophylla glandulosa subsp. serrata Darley F. Howe 1965-5-20 Placer 3.5 miles north of Auburn. Comment
  UCR171020  Lamium amplexicaule George K. Helmkamp, E. A. Helmkamp 2006-2-9 10042 Placer Northern Central Valley, English Colony Way [Humphrey Road] at Sierra College Blvd near Clover Valley Creek; SE of Lincoln 183 Comment
  UC372674  Lathyrus jepsonii var. californicus Marcus E. Jones 1883-7-1 Placer Emigrant Gap Comment
  UC864420  Lathyrus jepsonii var. californicus Marcus E. Jones, A. M. 1882-7-1 3573 Placer Emigrant Gap Comment
  UC931586  Lathyrus lanszwertii var. lanszwertii C. L. Hitchcock 1949-6-6 19069 Placer ca 5 mi s Tahoe (w side of Lake Tahoe); Lake Tahoe Comment
  SD241007  Lathyrus nevadensis var. nevadensis George K. Helmkamp, E. A. Helmkamp 2012-5-11 18954 Placer Northern Sierra Nevada Mountains Foothills: Finning Mill Road, 1.7 miles north of its junction with Forest Hill Road. 1041 Comment
  SD44642  Lathyrus nevadensis var. nevadensis Darley F. Howe 1951-5-2 2120 Placer Placer County Comment
  UC15341  Lathyrus nevadensis var. nevadensis H. N. Bolander 1865-4-15 4629 Placer Forest Hills Comment
  CAS-BOT-BC213270  Lathyrus sulphureus Mrs. Mary E. P. Ames 1892-5-1 s.n. Placer Auburn 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
  UC147595  Lathyrus sulphureus Harriet A. Walker 1908-6-25 1291 Placer Blue Canyon 1432 Comment
  UC30610  Layia fremontii H. N. Bolander 1865-4-11 4548 Placer near Auburn Comment
  RSA121950  Ledum glandulosum N. H. French 1934-6-21 436 Placer S.W. side of Paliside Lake. Comment
  SEINET7270125  Ledum glandulosum W. D. Billings 1951-8-21 2150 Placer Sierra Nevada, E. slope of Granite Chief 2377 Comment
  UCD73807  Leersia oryzoides Christopher M. Bronny 2007-5-30 s. n. Placer North of Lincoln. On the east side of Hwy. 65 past the intersection of Gladding Road. Markham Ravine. 45 Comment
  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
  UCR198416  Leontodon taraxacoides George K. Helmkamp, E. A. Helmkamp 2008-4-17 13291 Placer Sacramento Valley, Ranch House Road, 0.2 mile southeast of Sheridan 37 Comment
  CAS-BOT-BC88834  Lepidium campestre John Thomas Howell; Gordon H. True 1968-6-9 44513 Placer Sierra Nevada. Alta. 1066 Comment
  HSC33424  Lepidium campestre Thomas W. Nelson, James Nelson 1974-6-17 1376 Placer Dollar Point overlooking Lake Tahoe, N of Tahoe City 1585 Comment
  JEPS59495  Lepidium campestre Ezra Brainerd and Viola B. Baird 1915-7-23 247 Placer Tahoe City Sierra Nevada Mts. 1905 Comment
  CDA15670  Lepidium densiflorum G. F. Hrusa, J. Glazner 1999-7-18 15217 Placer Lake Tahoe; Wooded slopes betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1889 Comment
  UCD75761  Lepidium densiflorum Ellen Dean, M. Starbuck,; K. Mawdsley, G. Harrington, M. Bibbo, J. Poloske 2008-7-20 5233 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
  CDA3789  Lepidium latifolium S. P. Fisher 1969-10-2 Placer Along Southern Pacific Railroad tracks, 3/4 mile northeast of Loomis. 0 Comment
  RSA121681  Lepidium perfoliatum N. H. French 1933-6-15 78 Placer Clipper Gap. 518 Comment
  UCD22377  Lepidium ramosissimum Beth Lowe Corbin 1982-8-3 168 Placer Onion Creek Campground. S facing slope. Moderately abundant. Full sun. In fine, sandy, granitic soil of open, dry meadow in mixed conifer forest. Annual. Sepal margins white. 1841 Comment
  CAS-BOT-BC12897  Lepidium strictum L. R. Abrams 1935-1-1 13657 Placer Roseville, Sacramento Valley. Comment
  UC856587  Lepidium virginicum A. A. Heller 1917-8-13 12909 Placer near Summit Hotel 2133 Comment
  UCD115876  Lepidium virginicum Robert E. Preston 1984-6-13 455 Placer On W side of Lake Tahoe, ca. 0.4 km N of Kaspian campground, along the margins of bike trail. 1902 Comment
  UCD43133  Lepidium virginicum var. pubescens C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-19 501 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  UCR146922  Lepidium virginicum var. pubescens Beecher Crampton 1961-9-27 6017 Placer Sierra Nevada Mountains, Blue Canyon, railroad right-of-way 1431 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
  JEPS71341  Leptodactylon pungens Gladys L. Smith 1972-6-20 3203 Placer Ward Peak; on open plateau about terminus of Summit chairlift 2621 Comment
  RSA293428  Leptosiphon bicolor Reino Alava 1958-5-3 2027 Placer On roadside meadow, eleven miles from Auburn on the County Road No. 79. Comment
  POM260279  Leptosiphon bolanderi C. L. Hitchcock 1940-5-15 6407 Placer 6 miles N of Colfax Comment
  UCD22109  Leptosiphon ciliatus Rex Palmer 1979-6-21 N 389 Placer Headwaters basin area of the North Fork of the American River Comment
  UC1999791  Lessingia leptoclada H. E. M. Dobson 1977-10-23 285 Placer Near Forest hill Comment
  UCD35595  Lessingia virgata Beecher Crampton 1958-7-11 5010 Placer 3.3 miles east of Sheridan. Comment
  JEPS20599  Lessingia virgata R. F. Hoover 1936-7-31 1588 Placer Sheridan Comment
  UC1121015  Leucothoe davisiae B. Bolt 1934-7-17 133 Placer Robertson Flat, Tahoe National Forest 2011 Comment
  UC1121029  Leucothoe davisiae B. Bolt 1934-7-6 84 Placer Tahoe National Forest, e slope of Texas Hill Texas Hill; Tahoe National Forest, Texas Hill 1584 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
  UC642828  Lewisia nevadensis H. L. Mason 1926-5-30 3330 Placer Kit Carson Pass 2621 Comment
  SEINET11942485  Lewisia pygmaea C. F. Sonne 1885-1 s.n. Placer Mt. Stanford, Sierra Nevada Mts. Comment
  UC7821  Lewisia triphylla C. J. Fox Jr. 1895-1 Placer Deer Park Inn Comment
  CAS-BOT-BC436047  Ligusticum grayi A. A. Heller 1917-8-14 12933 Placer Mt. Lincoln south of Summit valley 2499 Comment
  CDA24986  Ligusticum grayi J. Glazner 2000-8-16 s.n. Placer Lake Tahoe; Betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 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
  RSA130324  Lilium pardalinum Albert M. Vollmer 1949-7-6 12 -E Placer Bear Valley Comment
  CAS-BOT-BC130774  Lilium pardalinum Lena E. Bowley 1941-6-1 s.n. Placer Colfax Comment
  SEINET5725112 Image available Lilium pardalinum Richard J. Patterson 1969-1 182 -15 Placer Next to shady creek on moist soil; south of Interstate Highway 80 on Casa Loma Road; Alta Comment
  CAS-BOT-BC508483  Lilium parvum H. M. Hall 1910-7-1 8155 Placer Near Cisco, Sierra Nevada Mountains 1859 Comment
  CAS-BOT-BC508488  Lilium parvum C. F. Sonne 1892-7-1 s.n. Placer West slope Washoe Mts. Comment
  CAS-BOT-BC508490  Lilium parvum A. M. Vollmer; L. Beane 1951-7-1 189 Placer Bear Valley, east of Nevada City Comment
  CAS-BOT-BC508491  Lilium parvum A. M. Vollmer; L. Beane 1951-7-1 189 Placer Bear Valley, east of Nevada City Comment
  SEINET12057833  Lilium parvum B. C. Templeton 1931-7-4 1504 Placer near Meeks Bay, Lake Tahoe 2280 Comment
  UC726863  Limnanthes alba subsp. alba A. A. Heller 1940-4-20 15539 Placer on US Hwy 99E near Whitney Station (s of Lincoln) Comment
  UC17892  Limnanthes douglasii subsp. rosea Mrs. M. M. Hardy 1893-1 Placer 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
  CAS-BOT-BC246054  Limosella aquatica Ira L. Wiggins 1933-8-21 6788 Placer Shores of Lake Tahoe, near Tahoma Comment
  SEINET3163744  Linanthus bicolor G. B. Grant 1906-7-20 696 Placer Pacific Coast; Lake Tahoe 1829 Comment
  UC880322  Linanthus bolanderi C. L. Hitchcock 1940-5-15 6407 Placer 6 mi n Colfax Comment
  UC880328  Linanthus ciliatus P. A. Lebenbauer 1923-6-10 Placer near Homewood; Lake Tahoe Comment
  UC1124027  Linanthus harknessii B. Bolt 1934-7-17 128 Placer 0.5 mi s Lost Emigrant Mine; Tahoe National Forest, Truckee Quad. 2072 Comment
  UC702546  Linanthus harknessii L. S. Rose 1941-7-18 41322 Placer Chambers Lodge (McKinney) Lake Tahoe 2100 Comment
  UC1135293  Lithocarpus densiflorus var. echinoides N. French 1934-5-31 386 Placer 0.5 mi e Texas Hill; Tahoe National Forest, Colfax Quad. 1584 Comment
  UC1135297  Lithocarpus densiflorus var. echinoides N. French 1933-8-24 95 Placer Mosquito Ridge; Tahoe National Forest, Colfax Quad. 1524 Comment
  UCD102713  Lithophragma bolanderi M. H. Mills 1996-4-12 154 Placer on edge of ephemeral pond at 5830 Walden Lane, Loomis. 180 Comment
  JEPS71834  Lithophragma glabrum Gladys L. Smith 1972-6-18 3159 Placer Alpine Meadows 2072 Comment
  POM92060  Lithophragma parviflorum Marcus E. Jones 1882-6-30 s.n. Placer Emigrant Gap. Comment
Read comments
Mar 1 2011
  UC112902  Lithospermum californicum Katharine Brandegee 1908-6-5 Placer near Cape Horn Comment
  UCD18323  Lithospermum californicum A. M. Shapiro 2001-5-12 s.n. Placer near Dutch Flat. 914 Comment
  UC1334174  Lithospermum californicum Thomas Morley 1946-5-31 595 Placer 100 yards n.w. of Southern Pacific R.R. tracks 1/2 mi. e. Dutch Flat station (along electric pole line) 1036 Comment
  CDA36912  Lolium multiflorum CDFA Staff 2000-5-24 s.n. Placer Dry Creek. 0 Comment
  SACT001438  Lolium multiflorum D. Meyer 1983-4-17 Placer Small drainage ditch, moist sunny exposure. 231.648 Comment
  SACT001440  Lolium multiflorum D. Meyer 1983-6-5 Placer along roadside. 487.68 Comment
  SACT001441  Lolium multiflorum D. Meyer 1983-5-15 Placer Moist roadside ditch next to cultivated field. 19.812 Comment
  UC1132191  Lolium multiflorum N. French 1933-6-5 69 Placer Middle Fork American River; Sacramento Quad., Middle Fork American River Comment
  UCSB32282  Lomatium caruifolium Bingham, R. F. (Mrs.) 1882-1 Placer Auburn Comment
  UCR207882  Lomatium utriculatum George K. Helmkamp, E. A. Helmkamp 2009-4-22 14574 Placer Sierra Nevada Mountains Foothills, Rucky Chuck Rd. (dirt) 1.2 miles southeast of Forest Hill Road 448 Comment
  JEPS111196  Lonicera cauriana Steve Matson 2005-7-4 1369 Placer Martis Valley, southeast of Truckee, National Recreation Area, south of Highway 267 and south of Martis Creek on western edge of Northstar subdivision; on trail near stream. 39.2915 N, 120.1352 W: Elevation 5,900 ft. 1798 Comment
  SEINET8056662  Lonicera hispidula C. Kegg 1983-9-17 C 26 Placer North For of the Middle For American River. 488 Comment
  CAS-BOT-BC240670  Lonicera interrupta Saichi Kawahara 1969-5-24 837 Placer Slope overlooking the north fork of the American River on the Colfax-Iowa Hill Road between Dinner Tree and Windy Point 585 Comment
  UCR250077  Lotus 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
  CDA13719  Lotus incanus G. F. Hrusa, B. Meese 1997-5-26 13789 Placer Sierra Nevada; Italian Bar Trail, to N. Fk. Amer. River, approx. 3 km. N of Foresthill Divide Rd. Comment
  UC80756  Lotus incanus Katharine Brandegee 1889-7-6 Placer Alta 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
  UC186937  Lotus nevadensis var. nevadensis C. F. Sonne Jul 1883 Placer meadow along Truckee River Truckee River Comment
  UC1368473  Lotus oblongifolius var. oblongifolius R. K. Gierisch 1969-7-11 3521 Placer Big Bend Tahoe Forest 1828 Comment
  RSA621876  Lotus oblongifolius var. oblongifolius R. S. Woglum 1934-08 1307 Placer Northern Sierra Nevada Mountains: Lake Tahoe. [Placer / El Dorado counties] 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
  UC176297  Lotus purshianus var. purshianus H. M. Hall 1910-7-1 8733 Placer near Cisco; Sierra Nevada Mountains 1828 Comment
  UC726588  Lotus purshianus var. purshianus A. A. Heller 1927-8-17 14455 Placer Donner Lake Comment
  UCD109686  Lupinus S. L. Smith 1916-6-19 593 Placer north slope, Squaw Valley. 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
  RSA0025723  Lupinus John F. Emmel 1992-7-2 1230 Placer Carson Range ESE of Truckee; ridge 1.0 air mile south and 1.6 air mile east of Martis Peak. 2733 Comment
  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
  HSC59019  Lupinus albifrons Dan Wyrick 1975-3-29 19 Placer Near Long Point, close to Applegate 427 Comment
  JEPS64905  Lupinus albifrons R. E. Arp 1932-4-17 2 Placer Region of Auburn 609 Comment
  UCR173275  Lupinus albifrons var. collinus George K. Helmkamp, Elizabeth Helmkamp 2006-5-13 10439 Placer Northern Sierra Nevada Foothills, c. 4 air mi. NE of Auburn, along Forest Hill Road, 1.8 mi. NE of its junction with Calif. Hwy 49 at the middle fork of the American River 370 Comment
  CAS-BOT-BC196230  Lupinus albifrons var. eminens Abigail Smith 1899-4-1 s.n. Placer Applegate Comment
  POM10974  Lupinus apertus A. A. Heller 1909-7-16 9839 Placer Summit. 2134 Comment
  UCR207104  Lupinus arbustus George K. Helmkamp, E. A. Helmkamp 2009-7-16 15229 Placer Sierra Nevada Mountains, Robinson Flat, a camping and day-use area at the junction of Forest Hill and Soda Springs Roads 2107 Comment
  RSA414449  Lupinus arbustus subsp. silvicola W. Hutchinson 1927-6-1 3539 Placer Lake Tahoe. Comment
  CAS-BOT-BC208844  Lupinus argenteus var. meionanthus John Thomas Howell 1943-7-21 18674 Placer Mt. Lincoln Comment
  UCR238589  Lupinus benthamii George K. Helmkamp, E. A. Helmkamp 2012-3-31 18662 Placer Sacramento Valley, along CA-193, 0.3 mile northwest of its junction with Gold Hill Road 131 Comment
  UCR198411  Lupinus bicolor George K. Helmkamp, E. A. Helmkamp 2008-4-17 13296 Placer Sacramento Valley / Sierra Nevada Foothills, about 0.2 mile north of CA-193 on Fowler Road, about 6 miles east of Lincoln 93 Comment
  UCR257019  Lupinus bicolor George K. Helmkamp, Amy Barnes 2014-4-23 22778 Placer Sierra Nevada Mountains Foothills, Old Forest Hill Road, 0.4 mile northeast of its junction with CA-49 at North Fork American River 290 Comment
  SEINET5328114  Lupinus bicolor var. microphyllus A. Allen 1950-4-6 3 Placer Roadside 5 miles east of Roseville on Rocky ridge road 46 Comment
  CAS-BOT-BC208860  Lupinus breweri var. breweri John Thomas Howell 1938-8-2 14011 Placer Sand dunes on Lake Tahoe at Brockway. Comment
  RSA121629  Lupinus grayi N. H. French 1934-5-24 358 Placer North fork of west fork American River. 1341 Comment
  UCD108413  Lupinus lepidus var. confertus L. S. Smith 1916-6 417 Placer Squaw Valley. Comment
  UCD108446  Lupinus lepidus var. lobbii S. L. Smith 1916-6-16 510 Placer Squaw Valley. 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
  CDA12414  Lupinus lepidus var. sellulus G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8542 Ab Placer Lake Tahoe; W end of upper Ward Valley on N side, 4 mi SW of Tahoe City. Comment
  UCD108566  Lupinus lepidus var. sellulus A. A. Heller 1919-7-25 13307 Placer near the Yuba river below Cisco. 1676 Comment
  SEINET8056244  Lupinus lepidus var. sellulus A. A. Heller 1912-7-20 10588 Placer [Sierra Nevada] Summit 2073 Comment
  UCR250082  Lupinus microcarpus var. densiflorus George K. Helmkamp, Mary Alice Barnes 2013-5-3 20506 Placer Northern Sierra Nevada Mountains Foothills, junction of Forest Hill Road and Forest Hill Bypass (Old Auburn-Foresthill Rd.), northeast of Auburn 445 Comment
  SEINET10402701 Image available Lupinus nanus Barbara Ertter, David Thompson 1989-1 8188 Placer Auburn-Forest Hill Road 6.2 mi SW of Spring Garden Road jct., on NW side of road, ca 8 airmiles NE of Auburn 610 Comment
  SEINET3271551 Image available Lupinus nanus George K. Helmkamp, E. A. Helmkamp 2009-5-7 14603 Placer Sierra Nevada Mountains Foothills; Mosquito Ridge Road, 4.4 miles east of its junction with Forest Hill Road in Foresthill 805 Comment
  UCR194968  Lupinus nanus George K. Helmkamp, E. A. Helmkamp 2007-5-18 11999 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
  UCR246785  Lupinus nanus CDFA Staff 2006-1 s.n. Placer Nute Ranch, near Nute Road Comment
  CAS-BOT-BC329256  Lupinus polyphyllus subsp. superbus Mary P. Wells 1980-9-12 s.n. Placer Near Tahoe City in forest W of Pioneer Way 1524 Comment
  HSC33425  Lupinus polyphyllus subsp. superbus Thomas W. Nelson, James Nelson 1974-6-17 1377 Placer Dollar Point N of Lake Tahoe City 1585 Comment
  JEPS127428  Lupinus polyphyllus var. burkei Steve Matson 1999-6-28 424 Placer nSNH Tahoe North shore; Snow Creek Watershed, Tahoe Vista/Kings Beach; 300 meters NW of main meadow near highway. Comment
  UC1129723  Lupinus polyphyllus var. burkei B. Bolt 1934-8-22 191 Placer Grayhorse Flat; Tahoe National Forest, Truckee Quad., Grayhorse Flat Comment
  SEINET8059935  Lupinus polyphyllus var. burkei P. L. Comanor, B. Clark, B. O'Malia 1969-5-15 s.n. Placer Approx. 3 miles west of Colfax plot (1.85 mi. from end of railroad bridge on Calif. 194), up a dirt road located 1.2 mile past Bear Creek bridge additional 4/10 mi Comment
  UCD109382  Lupinus polyphyllus var. polyphyllus G. K. Helmkamp; E. A. Helmkamp 2007-3-25 11708 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
  SEINET12164817  Lupinus sellulus J. H. Nishida 1985-1 792 Placer Homewood, Red Fir Forest 1829 Comment
  SEINET12902685 Image available Lupinus silvicola A. A. Heller 1909-1 9857 Placer Summit 2134 Comment
  JEPS99467  Luzula cascadensis Steve Matson 2002-8-17 710 Placer Tahoe Basin, Antone meadows northwest of Tahoe City, Burton Creek, 3/4 miles west of dam 2072 Comment
  POM110695  Luzula comosa Marcus E. Jones 1882-6-30 s.n. Placer Emigrant Gap. Comment
  UCD142068  Luzula comosa Beecher Crampton 1966-4-14 7649 Placer 2.5 miles east of Lincoln. Comment
  UCD42901  Luzula comosa C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 269 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  CHSC96780  Luzula comosa var. laxa G. F. Hrusa; A. Juncosa, J. Hunter 1991-7-15 8531 Ab Placer Lake Tahoe. N side of upper Ward Valley, 4 m SW of Tahoe City. 2100 Comment
  CAS-BOT-BC436667  Luzula comosa var. laxa Dr. Kellogg 1870-6-16 s.n. Placer Cisco, Sierra Nevada Mts. Comment
  JEPS103591  Lycopus uniflorus Lowell Ahart 2002-7-22 9888 Placer On a floating log in the lake, on the E side of the paved road to Lake Valley Reservoir, ca 1/4 mile E of Yuba Gap and Highway 80. 1773 Comment
  CHSC82656  Lythrum portula Lowell Ahart 2002-7-22 9890 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
  POM362221  Madia bolanderi Fay A. MacFadden 1934-7-26 12692 Placer Foot of Red Mountain Comment
  CAS-BOT-BC343778  Madia elegans David D. Keck 1933-6-1 2435 Placer 1 mile south of Loomis on road to Rocklin Comment
  UCD134236  Madia elegans Collector Unknown Date Unknown s.n. Placer Exact location unknown. Comment
  CDA15984  Madia elegans subsp. elegans G. F. Hrusa, J. Glazner 1999-7-17 15165 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  JEPS14356  Madia exigua Rimo Bacigalupi with G. L. Stebbins, A. Hawkes, J. Hunziker, F. Ehrendorfer, D. Zohary... 1952-7-20 3876 Placer n-facing serpentine slope just s Shirttail Public Camp (nr headwaters of Shirttail Creek, 6 mi e of Iowa Hill); Tahoe Nat. Forest 1066 Comment
  CAS-BOT-BC342837  Madia glomerata H. M. Hall 1910-6-26 8746 Placer Cisco; on west slope of Sierra Nevada Comment
  CHSC74071  Madia glomerata Susi Urie 1998-8-11 98 -003 Placer Lake Tahoe Basin--National Forest. About 0.5 mi north of Ward Creek, along a small tributary; about 2 mi west of Lake Tahoe and Sunnyside. Narrow meadow stringer. 2097 Comment
  UCD158895  Madia glomerata C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-18 s.n. Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  UCR171339  Madia glomerata George K. Helmkamp, E. A. Helmkamp 2005-10-1 9973 Placer Northern Sierra Nevada Mtns., NW of Lake Tahoe; Junction of Bear Creek Dr. and Big John Road (c. 2.2 miles west of Calif. Highway 89 and just south of Alpine Meadows Road) 2015 Comment
  CAS-BOT-BC342842  Madia glomerata Gordon H. True; J. T. Howell 1965-7-14 2229 Placer Jct. Hiway 20 and Lake Bowman Rd. just E Bear Valley 1341 Comment
  CAS-BOT-BC434231  Madia gracilis George K. Helmkamp; E. A. Helmkamp 2012-6-19 19219 Placer Northern Sierra Nevada Mountains Foothills: Foresthill Road, 2.6 miles east of its junction with Mosquito Ridge Road in Forest Hill. 1052 Comment
  POM52138  Madia minima Harriet Ann Walker 1910-06 2036 Placer Deer Park, in the Lake Tahoe district Comment
  SCFS11529137  Maianthemum racemosum E. Krimmel, F. Felix 2012-9-13 Placer NFAm, downstream from Cedars. On streambank. Comment
  SD255788  Malva parviflora George K Helmkamp, Amy Barnes 2014-3-21 22642 Placer Sacramento Valley: Sheridan, Riosa Road at the west side of its junction with old CA-65 (Sheridan 7.5'Q) 32 Comment
  JEPS74306  Marah fabacea John Thomas Howell, Gordon H. True 1972-3-17 7074 Placer 1 1/2 mi w Lincoln (just s of Auburn Ravine) 48 Comment
  UCR171033  Marah fabacea George K. Helmkamp, E. A. Helmkamp 2006-2-24 10067 Placer Sacramento Valley; edge of Sierra Nevada Foothills, Junction of Clark Tunnel Road and Calif. Highway 193, east of Lincoln 113 Comment
  SEINET4560777  Medicago lupulina George K. Helmkamp, E. A. Helmkamp 2012-1 19217 Placer Northern Sierra Nevada Mountains; Foresthill Road, 2.6 miles east of its junction with Mosquito Ridge Road in Forest Hill. 1052 Comment
  JEPS65513  Medicago polymorpha W. H. Shockley June 1886 Placer Auburn Comment
  UCR257592  Medicago polymorpha George K. Helmkamp, Elizabeth Helmkamp 2014-2-22 22532 Placer Sierra Nevada Mountains Foothills, North Auburn, corner of Bell Road and Olympic Way, 0.7 mi. west of CA-49 433 Comment
  CHSC79888  Melica aristata G. F. Hrusa; J. Glazner 1999-7-18 15234 Placer Northern California, Lake Tahoe Region. Betw. Squaw Ck, Hwy 89 and Squaw Valley Rd. UTM: 10s, 43434 N, 07418 E. 1905 Comment
  SACT001478  Melica bulbosa Michael Baad 1977-6-8 Placer Overlooking the south run of Middle Fork of American Fork of American River. 2 miles northwest of Brushy Creek Station. 1219.2 Comment
  UCR146663  Melica californica Beecher Crampton 1955-6-15 2877 Placer Sierra Nevada Mountains, Bunch Canyon, 2 miles south of U.S. Highway 40, on Forest Hills Road 518 Comment
  SACT001497  Melica californica var. nevadensis Michael Baad 1983-5-7 Placer 2.4 miles south of Colfax on Iowa Hill Road, descending to North Fork of American River. 978.0 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
  POM113312  Melica geyeri Marcus E. Jones 1882-6-30 3553 Placer Emigrant Gap. Comment
Read comments
Mar 1 2011
  SACT001513  Melica harfordii Michael Baad 1977-6-2 Placer 0.8 mile south of Wiemar, east-facing cliff streamside habitat. 606.0 Comment
  SACT001517  Melica harfordii Michael Baad 1977-6-8 Placer On road between Forest Hill and French meadows. Roadside serpentine chaparral 914.4 Comment
  SD247288  Melica harfordii George K. Helmkamp, Elizabeth Helmkamp 2013-6-11 20819 Placer Northern Sierra Nevada Moutains Foothills: Yankee Jim's Road, 3.6 mile northwest of its junction with Forest Hill Road (Forest Hill 7.5'Q) 768 Comment
  UCD36652  Melica harfordii Beecher Crampton 1955-6-15 2872 Placer Placer County, Head of Bunch Canyon, 1 mile south of U.S. Highway 40. Comment
  UCD87387  Melica harfordii Beecher Crampton 1955-6-15 2897 Placer Placer County, Shirttail Canyon, 5.5 miles west of Iowa Hill. Comment
  CAS-BOT-BC281030  Melica stricta Charlotte Pyle 1978-8-9 s.n. Placer Silver Peak about 1.5 miles NW of Squaw Valley 2438 Comment
  SACT001538  Melica torreyana Michael Baad 1983-4-17 Placer Descending to Middle-Fork of the American River; serpentine outcrop 411.48 Comment
  CDA39027  Melilotus albus D. G. Kelch 2011-10-3 11 .826 Placer Tahoe City. Granlibakken Resort. Comment
  UC108372  Mentzelia dispersa C. F. Sonne 1885-7-11 Placer Sierra Nevada, Truckee Comment
  JEPS42850  Mentzelia laevicaulis var. laevicaulis C. F. Sonne Sept. 1887 Placer near Donner Boom; Truckee Comment
  CAS-BOT-BC428876  Micranthes californica G. L. Stebbins 1970-4-4 6990 Placer Shirttail Canyon, south of North Fork, American River, along road from Colfax to Forest Hill [Foresthill]. 365 Comment
  SEINET6033444  Micranthes californica A. Streshley 1976-3-13 s.n. Placer South of Auburn, along the north fork of the American River 274 Comment
  SEINET6033452  Micranthes californica R. L. Smith 1942-4-3 s.n. Placer 10 miles east of Roseville 152 Comment
  CAS-BOT-BC348387  Micropus californicus var. californicus David D. Keck 1933-5-31 2429 Placer Just south of Auburn on road to Roseville 305 Comment
  HSC82227  Microseris acuminata Thomas W. Nelson 1979-4-10 4577 Placer Along W side of Sierra College Blvd. between I-80 and Douglas Blvd. Comment
  CAS-BOT-BC348682  Microseris acuminata Gordon H. True 1971-4-21 6525 Placer On Roseville-Lincoln Highway, ca. 5 miles north of Roseville Comment
  UC2042501  Microseris nutans Holly Forbes, Barbara Keller, and T. Tomashek 2012-6-11 Placer Blackwood Canyon Rd., 0.2 mi. W of junction with Highway 89. Comment
  UCD75962  Microseris nutans Ellen Dean, M. Starbuck,; G. Harrington, M. Bibbo, J. Poloske, K. Mawdsley 2008-7-20 5228 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
  CHSC62188  Microseris sylvatica K. L. Chambers 1962-4-22 2125 Placer Hwy. 65, 1.4 mi. n. of the railroad overpass at Roseville, on road to Lincoln. Roadside. Comment
  JEPS127412  Microsteris gracilis Steve Matson 2000-6-14 429 Placer nSNH Martis Valley, about 4 miles SE of Truckee; Martis Creek Wildlife Area, south side of Highway 267, south of Martis Creek. Comment
  UCR233243  Mimulus aurantiacus George K. Helmkamp, E. A. Helmkamp 2011-7-9 17688 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 10.8 miles southeast of its junction with Foresthill Road 503 Comment
  JEPS4597  Mimulus aurantiacus var. grandiflorus Matt Herbrand 1916-7-2 Placer Emigrant Gap Comment
  UC124343  Mimulus bicolor A. Kellogg June 1870 523 Placer alta Comment
  CDA19554  Mimulus guttatus M. I. Wibawa, G. F. Hrusa (16048), J. Glazner 2002-5-22 218 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
  SCFS1200  Mimulus guttatus E. Krimmel 2014-6-26 Placer Rocky seep on sunny slope, above river below confluence with Serena Creek Comment
  HSC23388  Mimulus guttatus G. G. Poulsen, Jr. 1971-3-29 3 Placer Ca. 4 mi. E of Lincoln on New Castle Lincoln Rd.; S on Clark Tunnel Rd., 1.4 mi. 274 Comment
  RSA523467  Mimulus kelloggii W. L. Jepson 1938-4-5 18584 Placer Auburn, 2 mi e. on Placerville Road. Comment
  CDA41699  Mimulus leptaleus S. E. Schoenig 1998-8-29 98 84 b Placer Adjacent to trail Glacier Lake, 0.5 miles east of intersection with Sand Ridge Trail. Comment
  SCFS1215  Mimulus leptaleus E. Krimmel 2013-6-29 Placer NFAm. Painted Rock Trail. Top Meadow Comment
  UC445184  Mimulus leptaleus A. Kellogg Placer Cisco Comment
  UCD75957  Mimulus leptaleus Ellen Dean, M. Starbuck,; G. Harrington, M. Bibbo, J. Poloske, K. Mawdsley 2008-7-20 5212 Placer Donner State Park, newly acquired lands to the SW of Donner Lake. Ridge between Southern Pacific RR tracks and railroad tunnel to the west of Lakeview Canyon. Ridge to the southwest of disturbed off-road vehicle area. 2270 Comment
  UC65859  Mimulus lewisii P. B. Kennedy 1901-8-10 269 Placer summit Soda Springs Comment
  UC725532  Mimulus microphyllus A. A. Heller 1941-5-10 16120 Placer 1 mi n Lincoln (along U. S. Highway #99E) Comment
  UCD21890  Mimulus microphyllus Rex Palmer 1979-7-19 N 227 Placer Exact location unknown. Comment
  UCD21891  Mimulus moschatus Rex Palmer 1979-7-9 N 436 Placer Onion Creek meadow #2. Comment
  CDA33293  Mimulus moschatus Rex Palmer 1979-7-9 N 436 Placer Headwaters Basin area of the North Fork of the American River. Onion Creek Meadow #2 0 Comment
  POM43477  Mimulus moschatus var. longiflorus Marcus E. Jones 1882-6-29 s.n. Placer Emigrant Gap. Comment
  RSA435498  Mimulus moschatus var. longiflorus Fay A. MacFadden 1934-7-9 12568 Placer Emigrant Gap. Comment
  SEINET5796524 Image available Mimulus moschatus var. longiflorus Marcus E. Jones 1882-1 Placer Alta 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
  RSA434711  Mimulus primuloides Bonnie C. Templeton 1931-7-5 1507 Placer Near Meek's Bay, Lake Tahoe. 2280 Comment
  RSA434709  Mimulus primuloides Wm Vortriede 1928-1 s.n. Placer Lake Tahoe. [El Dorado or Placer County] Comment
  UCD43901  Mimulus primuloides subsp. primuloides C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-9 1267 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  UCD162602  Mimulus primuloides var. primuloides Steve Matson 1998-6-14 247 Placer nSNH; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; 0.9 miles north of Highway 267; 1km west of Martis Creek. 1780 Comment
  CDA16796  Mimulus tilingii G. F. Hrusa, J. Glazner 2001-7-15 15935 Placer Sierra Nevada; N face of Crows Nest Pk. immed. W of Sugarbowl. 2286 Comment
  UC194065  Mimulus tilingii C. F. Sonne 1886-8-16 Placer above Coldstream 2590 Comment
  UCD44452  Mimulus tilingii C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1818 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  JEPS103259  Mimulus torreyi Lowell Ahart 2002-7-22 9904 Placer 50 yards NE of the small natural lake, on the east side of the paved road to Lake Valley Reservoir, about 1/4 mile east of Yuba Gap and Highway 80. 1780 Comment
  SCFS1028  Mimulus torreyi E. Krimmel 2014-7-5 Placer In steep section along Soda Springs road switchbacks. 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
  UC2043027  Minuartia californica Barbara Ertter with Niall McCarten and Tom Fraser 1991-3-29 9719 Placer 2-3 miles south of Lincoln. Comment
  UC485725  Minuartia californica Milo S. Baker 1900-2-11 Placer near Auburn Comment
  CAS-BOT-BC221667  Monardella candicans Marcus E. Jones 1882-7-4 3458 Placer Colfax Comment
  UC883586  Monardella candicans Marcus E. Jones, A. M. 1882-7-4 3458 Placer Colfax Comment
  CAS-BOT-BC318580  Monardella odoratissima Catherine Best 1981-8-2 s.n. Placer Above French Meadow Reservoir. Comment
  SEINET12328852  Monardella odoratissima J. H. Nishida 1985-1 776 Placer Homewood 1829 Comment
  UC416728  Monardella odoratissima subsp. glauca Miss Helen D. Geis 1912-6 177 Placer Deer Park Comment
  CAS-BOT-BC222100  Monardella odoratissima subsp. pallida H. M. Hall 1910-7-1 8731 Placer Sierra Nevada Mountains. Cisco 1828 Comment
  CAS-BOT-BC222101  Monardella odoratissima subsp. pallida Alice Eastwood 1909-1-1 147 Placer Lake Tahoe Region. Sunnyside Comment
  CHSC9525  Monardella odoratissima subsp. pallida J. F. Goodwin 1971-7-10 160 Placer Approx. 1 mi. west of Lake Tahoe at end of Old County Road, 2.3 mi sw of Cornelian Bay. 1981 Comment
  CAS-BOT-BC220478  Monardella sheltonii H. D. Ripley; R. C. Barneby 1948-7-12 9817 Placer Applegate 609 Comment
  UC147588  Montia chamissoi Miss Harriet A. Walker 1908-6-23 1359 Placer Blue Canyon 1432 Comment
  CAS-BOT-BC445126  Montia parvifolia Marcus E. Jones 1882-6-1 s.n. Placer Emigrant Gap Comment
  CDA15758  Muhlenbergia filiformis G. F. Hrusa, L. Serafini 1993-6-29 11250 Placer Common in dense mats on poorly drained gravelly flats among granite boulders. Huckleberry oak chaparral within white fir-ponderosa pine forest. S side of French Meadows Reservoir, immed. below dam. Annual. Comment
  SACT001585  Muhlenbergia filiformis D. Meyer 1984-7-15 Placer Moist mountain meadow 25 km from lodge. 1909.0 Comment
  UCD87000  Muhlenbergia rigens Beecher Crampton 1969-11-13 8530 Placer Placer County, Weimar on Interstate 80 eastbound. 685 Comment
  SD243158  Nama lobbii George K. Helmkamp, E. A. Helmkamp 2010-8-14 16801 Placer Northern Sierra Nevada Mountains: American Hill Road, 1.2 miles south of its junction with Foresthill Road. 1566 Comment
  CHSC79341  Navarretia Beecher Crampton 1977-7-2 9511 Placer 3.5 miles N.E. of Auburn, east of Elder's Corners on Dry Creek road. Comment
  SEINET4207339  Navarretia capillaris Beth Lowe Corbin 1982-8-11 326 Placer 1.5 mile WNW of Onion Creek campground.; 0 1951 Comment
  UC23432  Navarretia capillaris C. F. Sonne 1886-7-11 Placer road to Lake Tahoe Comment
  UCD21978  Navarretia capillaris Beth Lowe Corbin 1982-8-11 326 Placer 1 1/2 mile WNW of Onion Creek campground. In moist, fine, sandy soil. Meadowy drainage in White Fir forest. Flowers white, anthers blue. Mostly shade. SE facing slope, 20% incline. Locally frequent. 1950 Comment
  POM75137  Navarretia divaricata Marcus E. Jones 1882-6-30 10586 Placer Emigrant Gap. Comment
  UCD21972  Navarretia divaricata Beth Lowe Corbin 1982-8-18 366 Placer 1 mile SW of The Cedars. In sandy, disturbed soil along logging road in White Fir forest. Flowers white, aging to pink. Ful lsun. NE facing slope, 20% incline. Common. 1828 Comment
  CHSC82649  Navarretia divaricata subsp. divaricata Lowell Ahart 2002-7-22 9896 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
  UC126091  Navarretia filicaulis Marcus E. Jones, A. M. 1882-7-3 3417 Placer Colfax Comment
  JEPS103313  Navarretia intertexta subsp. intertexta Lowell Ahart 2002-7-22 9895 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
  RSA35119  Navarretia intertexta subsp. propinqua L. S. Rose 1944-7-26 44289 Placer Truckee River, 7 mi. N of Lake Tahoe 1799 Comment
  RSA84887  Navarretia leptalea L. S. Rose 1941-7-15 41319 Placer Chambers Lodge (McKinney), Lake Tahoe 1921 Comment
  SBBG58362  Navarretia leptalea A. A. Heller 1927-8-15 14445 Placer near the Yuba River, Cisco Comment
  UCD21594  Navarretia leptalea E. Dean; M. Starbuck, C. Tresan, S. Tresan 2002-7-30 1257 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
  UCD38931  Navarretia leptalea Beecher Crampton 1961-9-27 6003 Placer 1 mile west of Cisco Grove, along US Hwy 40, Yuba River Basin. Comment
  UC1123763  Navarretia leptalea subsp. bicolor B. Bolt 1934-7-12 112 Placer Devil's Peak Tahoe National Forest, Truckee Quad. 2042 Comment
  SEINET11261460  Nemophila heterophylla George Helmkamp, E. A. Helmkamp 2012-5-5 18920 Placer Northern Sierra Nevada Mountains Foothills on Lake Clementine Road, 1.2 miles W of the junction with Foresthill Road. 0.3 air miles SE (123 degrees) of Clementine Dam on the American River.; 0 396 Comment
  UC24196  Nemophila maculata State Survey 1800-1 4566 Placer New Castle Comment
  UCD119915  Nemophila maculata Terri Williamson 1990-4-15 4 Placer 22587 Sunset Ridge Dr. Lake of the Pines. 365 Comment
  UCD120212  Nemophila menziesii Lynn Gould 1962-3-24 11 Placer 6 miles west of Roseville. Comment
  UC449911  Nemophila menziesii Francis Ramaley 1917-4-14 11107 Placer Lincoln Comment
  RSA20888  Nemophila menziesii var. menziesii Carl B. Wolf 1937-3-30 8351 Placer Sacramento Valley, 3.4 miles east of Lincoln on Penryn Road. 76 Comment
  UCD119948  Nemophila pulchella var. pulchella M. H. Mills 1996-4-26 169 Placer 5830 Walden Lane, Loomis. 54 Comment
  UC880962  Nemophila spatulata Marcus E. Jones, A. M. 1882-6-30 2816 Placer Emigrant Gap Comment
  UCD22024  Nemophila spatulata Rex Palmer 1979-6-8 N 124 A Placer Headwaters basin area of the North Fork of the American River. Comment
  UC177579  Nicotiana acuminata var. multiflora H. M. Hall 1914-8-2 9838 Placer near Roseville 60 Comment
  UCD38899  Nicotiana acuminata var. multiflora Beecher Crampton 1959-7-23 5422 Placer 6 miles north of Folsom. Comment
  CAS-BOT-BC349911  Nothocalais alpestris L. S. Smith 1928-6-28 2422 Placer Tahoe National Forest. Miller Lake Range 2042 Comment
  JEPS62082  Odontostomum hartwegii Leland S. Smith 1925-6-6 1627 Placer rd. to Colfax (above American R.); Tahoe Forest 533 Comment
  UC1076296  Orobanche californica subsp. grayana Herbert L. Mason 1932-9-9 7177 Placer Cisco. 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
  UCD162600  Orogenia fusiformis Steve Matson 2009-5-9 2200 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
  UC1438187  Orogenia fusiformis L. Constance and Betsy Wilson 1978-5-12 3894 Placer 5 mi. s. Trackee (Goose Meadows Campground in Truckee R. Valley); Sierra Nevada, Truckee R. Valley, Goose Meadows Campground 1828 Comment
  CAS-BOT-BC458060  Orthilia secunda John H. Thomas; Hazelle A. Thomas 1956-7-21 6202 Placer Sierra Nevada. Vicinity of Doner Pass, about 80 miles NE of Sacramento 2377 Comment
  UCD22164  Orthilia secunda Rex Palmer 1979-7-11 N 537 Placer Headwaters basin area of the North Fork of the American River Comment
  JEPS59380  Orthilia secunda Ezra Brainerd and Viola B. Baird 1915-7-26 128 Placer Sierra Nevada Mts. along Truckee River, Bear Rock 1889 Comment
  UCR148840  Orthocarpus cuspidatus G. Fred Hrusa, J. Glazner 2001-7-15 15951 Placer Northern Sierra Nevada Mountains, Near summit of Crows Nest Peak, immediately west of Sugarbowl 2378 Comment
  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
  SACT001622  Oryza sativa Josephine Van Ess 1976-9-15 Placer Collected about 1 mile south of nicolaus Road. 30.5 Comment
  CDA15653  Osmorhiza chilensis G. F. Hrusa, J. Glazner 1999-7-18 15188 Placer Lake Tahoe; Wooded slopes betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1905 Comment
  UCR191057  Osmorhiza chilensis George K. Helmkamp, E. A. Helmkamp 2007-5-23 12049 Placer Northern Sierra Nevada Mountains Foothills, along Forest Hill Road, 2.3 miles northeast of Foresthill 1116 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
  JEPS37275  Packera cana C. F. Sonne 1888-7-29 373 Placer <??>ardi Peak, on Truckee River Sierra Nevada Mountains, Truckee River 2590 Comment
  SEINET5337439  Paeonia brownii A. Wogaie 1923-6-6 804 Placer Hell Hole- Tahoe Calif. (now Hell Hole Reservoir) Comment
  POM116001  Panicum capillare Marcus E. Jones 1882-7-3 s.n. Placer Alta Comment
  SACT001633  Panicum dichotomiflorum Josephine Van Ess 1976-9-15 Placer Collected on the bank of reservoir on road to dam. Amoung rocks, dry where water receded. 76.2 Comment
  CDA7109  Parentucellia viscosa L. P. Janeway 2006-5-1 8593 Placer Sacramento Valley; Northeast side of Highway 65, 2.8 road km northwest of central Lincoln, at upper drive into clay pits. Comment
  JEPS71841  Parnassia californica Gladys L. Smith 1972-8-23 3431 Placer n face of Granite Chief, Squaw Valley complex Granite Chief; , Squaw Valley complex 2575 Comment
  SEINET12219713  Parnassia palustris var. californica C. F. Sonne 1885-1 96 Placer above Coldstream Comment
  UCR258215  Paspalum dilatatum George K. Helmkamp, Elizabeth Helmkamp 2012-10-20 20056 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-BC259736  Paspalum distichum A. A. Beetle 1941-6-27 2729 Placer 1 mile N of Lincoln Comment
  SACT001668  Paspalum distichum Josephine Van Ess 1974-10-30 Placer Collected on Ferrieria Road just east of Lincoln on Highway 193. Growing in mud along drainage ditch. Comment
  SACT001673  Paspalum urvillei Josephine Van Ess 1976-10-6 Placer Collected just east of Sisely Road. Wet roadside ditch Comment
  UCD44542  Pectiantia breweri C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1908 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  UCD75685  Pectiantia breweri Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5134 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, along Emigrant Trail on the N side of the north fork of Cold Creek, forest clearing off trail. 2112 Comment
  SEINET13751978  Pedicularis racemosa H. A. Walker 1908-7-29 1502 Placer Cisco 1829 Comment
  JEPS73663  Pedicularis semibarbata L. R. Heckard with G. L. Stebbins 1973-6-17 3452 Placer about 7 air mi se of Emigrant Pass (Summit of Big Valley Bluff); Big Valley Bluff 1935 Comment
  UCD123300  Pedicularis semibarbata Nancy L. Leman 1973-5-27 215 Placer Placer County Grove Sierra Redwoods, ca. 30 miles east of Foresthill via Mosquito Ridge Road. Comment
  UCD162574  Pedicularis semibarbata Steve Matson 1999-7-28 362 Placer nSNH; Tahoe north shore; Snow Creek watershed, Tahoe Vista/Kings Beach; north of west fork bog. 1920 Comment
  UCR177127  Pedicularis semibarbata George K. Helmkamp, E. A. Helmkamp 2005-10-1 9992 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
  UCR209726  Pedicularis semibarbata George K. Helmkamp, E. A. Helmkamp 2009-8-12 15454 Placer Northern Sierra Nevada Mountains, Forest Hill Road, 21.7 miles northeast of the city of Foresthill 1701 Comment
  UC223677  Pellaea andromedifolia Alvah A. Eaton Placer Deer Park Comment
  RSA331973  Pellaea brachyptera W. Wisura, Dave Kelly 1985-6-1 4049 Placer Nayak, near Emigrant Gap, along dead end rd. to railway siding, on rocks. Comment
  UC197942  Pellaea breweri C. F. Sonne Aug. 1878 Placer Coldstream Comment
  CAS-BOT-BC67607  Pellaea bridgesii C. F. Sonne 1886-7-5 3221 Placer Sierra Nevada Mts. - Above Summit Station 2209 Comment
  JEPS73135  Pellaea bridgesii Gladys L. Smith 1972-6-20 3269 Placer Ward Peak 2286 Comment
  RSA686842  Pellaea bridgesii May N. Ackley 1925-07 71 Placer Near Emigrant Gap 1677 Comment
  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
  RSA686980  Pellaea mucronata Fay A. MacFadden 1934-3-25 12480 Placer Canyon Creek, Monte Vista Inn. Comment
  CAS-BOT-BC77151  Pellaea mucronata subsp. mucronata C. D. MacNeill 1961-4-24 s.n. Placer Near Applegate 609 Comment
  RSA0093629  Penstemon azureus subsp. angustissimus George K. Helmkamp, E. A. Helmkamp 2012-6-19 19208 Placer Northern Sierra Nevada Mountains Foothills. Mosquito Ridge Road, 2.7 miles south of its junction with Foresthill Road. 820 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
  POM44449  Penstemon azureus subsp. azureus H. M. Hall 1910-6-19 8702 Placer Cisco. 1800 Comment
  RSA285686  Penstemon azureus subsp. azureus D. C. Michener 1981-7-16 4010 -B Placer Sierra Nevada. Summit of Donner Pass above railway line and its tunnels; east flank of summit. Comment
  JEPS111301  Penstemon azureus var. azureus Steve Matson 2005-8-7 1452 Placer Pole Creek, Truckee River watershed, southwest of Truckee, north of Squaw Valley. 1.8 km NW of Silver Peak at northeast corner of flatter area near Bradley Hut; 39.2312 N, 120.2615 W; elev. 7,700 ft. 2346 Comment
  UC1063380  Penstemon deustus H. S. Yates 1934-6-29 3901 Placer near Craigs; Tahoe National Forest, Truckee Quad. 1981 Comment
  JEPS71736  Penstemon deustus var. pedicellatus Gladys L. Smith 1972-6-20 3226 Placer Ward Peak Ward Peak (steep exposed ridge from charilift terminus to ultimate summit peak) 2632 Comment
  JEPS72216  Penstemon deustus var. pedicellatus Gladys L. Smith 1972-6-20 3242 Placer steep slope just below Ward Peak summit; just below Ward Peak summit 2628 Comment
  CHSC9533  Penstemon gracilentus J. F. Goodwin 1971-7-11 164 Placer At end of Commonwealth Drive, 0.6 mi. from intersection with Hwy. 267, 10.6 mi. east of Truckee. 1981 Comment
  JEPS111299  Penstemon gracilentus Steve Matson 2005-8-7 1455 Placer Pole Creek, Truckee River watershed, southwest of Truckee, north of Squaw Valley. 1.8 km NW of Silver Peak at northeast corner of flatter area near Bradley Hut; 39.2312 N, 120.2615 W; elev. 7,700 ft. 2346 Comment
  LA209570  Penstemon heterodoxus Mary V. Hood; 1948-7-20 48- 26 -k* Placer Sugar Bowl, Lodge, near Nordon 2133 Comment
  CAS-BOT-BC264487  Penstemon heterodoxus var. heterodoxus Betty J. Jorgensen 1944-7-23 532 Placer Near Soda Springs Comment
  SBBG32352  Penstemon laetus L. S. Rose 1968-6-9 68070 Placer Alta 1066 Comment
  SCFS1157  Penstemon laetus E. Krimmel 2013-7-26 Placer NFAm. Swimming Hole Trail. Rocky overlook. Comment
  UCD124279  Penstemon laetus Beecher Crampton 1969-7-1 8487 Placer 1/4 mile west Emigrant Gap P.O. Interstate Hwy. 80 eastbound. Comment
  HSC21008  Penstemon laetus subsp. laetus L. S. Rose 1968-6-9 68070 Placer Alta 1067 Comment
  SD237626  Penstemon laetus subsp. leptosepalus G. K. Helmkamp, Amy Barnes 2009-7-12 15181 Placer Sierra Nevada Mountains Foothills: along Foresthill Road 10.3 miles northeast of the town of Foresthill (Michigan Bluff 7.5'Q). 1370 Comment
  SEINET12328851  Penstemon parvulus J. H. Nishida 1985-1 781 Placer homewood, Red Fir Forest 1829 Comment
  SCFS1120  Penstemon procerus E. Krimmel 2013-6-29 Placer NFAm. Painted Rock Trail. Comment
  UC887107  Penstemon roezlii Lewis S. Rose 1941-7-23 41357 Placer Chambers Lodge (McKinney) Lake Tahoe 1920 Comment
  JEPS8658  Penstemon roezlii Rimo Bacigalupi 1952-7-19 3866 Placer about 2 1/2 mi e Iowa Hill (near site of Minona Flat, on ridge between Indian Creek and North Fork of the American River); btw Indian Creek and North Fork American River, Minona Flat 990 Comment
  SCFS917  Penstemon roezlii E. Krimmel 06/2013 Placer North Fork American River. Comment
  SD113665  Penstemon roezlii Darley F. Howe 1971-7-2 4762 Placer Hillside by Truckee River 8 miles south of Truckee 1829 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
  JEPS11485  Penstemon rydbergii var. oreocharis W. L. Jepson 1931-6-17 15932 Placer Tahoe City Lake Tahoe, Tahoe City 2042 Comment
  NY651261  Penstemon rydbergii var. oreocharis L. S. Rose 1940-6-2 40460 Placer Truckee River, 10 miles north of Tahoe City 1828.8 Comment
  UCD162556  Penstemon rydbergii var. oreocharis Steve Matson 1998-6-21 262 Placer nSNH; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; 200 meters north of Highway 267, east of logging road by lone pine tree. 1780 Comment
  UC527359  Penstemon speciosus C. B. Wolf 1931-9-10 2418 Placer Lake Tahoe just nw Chambers Lodge; Lake Tahoe just nw of Chambers Lodge 1920 Comment
  UCR240904  Penstemon speciosus George K. Helmkamp, E. A. Helmkamp 2012-6-19 19226 Placer Northern Sierra Nevada Mountains, Foresthill Road, 1.7 miles east of its junction with Devil's Thumb Road 1671 Comment
  SEINET9303988  Pentagramma triangularis Unknown 2009-5-7 14609 Placer Sierra Nevada Mountains Foothills Comment
  UCD137789  Pentagramma triangularis subsp. triangularis Eric Brenner; John Hunter 1996-5-26 5 Placer Tahoe National Forest, along Forest Hill Rd at Mosquito Ridge at Volcano Canyon. 1870 Comment
  SEINET11153843  Perideridia gairdneri subsp. borealis L. R. Miller 1933-8-27 2492 Placer Long Lake. Comment
  CHSC73909  Perideridia lemmonii Susie Urie 1998-8-28 98 -132 Placer Middle of Page Meadows; anout 2 mi west of Lake Tahoe and Sunnyside. [Lat./long. on label is '39 9 N; 120 11 W']. 2121 Comment
  CHSC73911  Perideridia lemmonii Susi Urie 1998-8-26 98 -104 Placer Eastern end of Page Meadows; about 1.5 mi west of Lake Tahoe and Sunnyside. [Lat./long. on label is '39 9 N; 120 10 30 W']. 2121 Comment
  JEPS8691  Perideridia lemmonii Rimo Bacigalupi with G. L. Stebbins, A. Hawkes, J. Hunziker, D. Zohary, F. Ehrendorfer & H. Stutz 1952-7-20 3888 Placer s slope just below summit of serpentine hill above Shirttail Creek (7 mi e of Iowa Hill) 1188 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
  UCD44588  Perideridia parishii subsp. latifolia C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 1954 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  SD51289  Persicaria punctata Darley F. Howe 1961-8-8 3134 Placer 4 miles north of Auburn, by canal 456 Comment
  UCD98376  Petrorhagia dubia M. D. Clegg 1963-5-4 27 Placer Folsom Reservoir, 2 miles north of Folsom, southeast corner of county. 60 Comment
  CDA37229  Petrorhagia prolifera CDFA Staff s.n. Placer Nute Ranch, near Nute Road. 0 Comment
  CHSC67664  Phacelia hastata subsp. compacta James D. Jokerst 1986-7-13 2737 B Placer Trail from The Cedars, high Sierra Nevada SW of Donner Lake, just below the summit of Needle Peak, scree on S-facing slope. Comment
  UCR200861  Phacelia hastata var. compacta George K. Helmkamp, E. A. Helmkamp 2008-9-15 14105 Placer Northern Sierra Navada Mountains, along Foresthill Road 26 miles northeast of the city of Forest Hill 1954 Comment
  UCR207044  Phacelia hastata var. hastata George K. Helmkamp, E. A. Helmkamp 2009-7-16 15240 Placer Sierra Nevada Mountains, Robinson Flat, a camping and day-use area at the junction of Forest Hill and Soda Springs Roads 2107 Comment
  UCR233382  Phacelia hastata var. hastata George K. Helmkamp, E. A. Helmkamp 2011-8-26 18166 Placer Northern Sierra Nevada Mountains, Forest Hill Road, 26.1 miles east of its junction with Mesquite Road in the city of Foresthill 2020 Comment
  UCD43241  Phacelia heterophylla C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-13 610 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  OBI82266  Phacelia heterophylla subsp. virgata George K. Helmkamp, Mary Alice Barnes 2013-5-3 20487 Placer Northern Sierra Nevada Mountains Foothills; Mosquito Ridge Road, 4.7 miles south of Forest Hill Road, 1.8 mi. east (92 deg. ) of Foresthill 829 Comment
  RSA427985  Phacelia heterophylla subsp. virgata Fay A. MacFadden 1934-7-26 12760 Placer Red Mountain Comment
  UC1051796  Phacelia heterophylla subsp. virgata L. R. Heckard 1951-8-9 189 Placer along state hwy 89 about 1.5 mi n Tahoe City; Truckee River canyon 1981 Comment
  JEPS2123  Phacelia humilis C. J. Fox Jr. July 1895 Placer Deer Park Inn Comment
  JEPS59364  Phacelia humilis Ezra Brainerd and Viola B. Baird 1915-7-10 113 Placer near Deer Park Inn; Sierra Nevada Mts. 1981 Comment
  SEINET5520644  Phacelia humilis H. A. Walker 1910-6-13 2030 Placer Sierra Nevada, near Deer Park, Tahoe District 1970 Comment
  UCD74138  Phacelia humilis var. humilis Jennifer W. Burt 2005-7-11 118 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
  UC24386  Phacelia imbricata State Survey 1865-4-13 4580 Placer dry hills Newcastle Comment
  UC604462  Phacelia marcescens E. B. Babcock and G. L. Stebbins Jr. 1936-6-2 1583 Placer about 3 mi e Emigrant Gap (between main rd and Nevada City Rd) 1750 Comment
  JEPS73651  Phacelia marcescens L. R. Heckard with G. L. Stebbins 1973-6-17 3439 Placer about 7 air mi se of Emigrant Gap (on e face of Big Valley Bluff); Big Valley Bluff 1524 Comment
  SD243163  Phacelia mutabilis George K. Helmkamp, E. A. Helmkamp 2011-8-26 18175 Placer Northern Sierra Nevada Mountains: Robinson Flat, 0.1 mile south of the campground at Forest Hill Road. Open rocky flat. 2061 Comment
  SEINET4560778  Phacelia mutabilis George K. Helmkamp, E. A. Helmkemp 2011-1 18175 Placer Northern Sierra Nevada Mountains: Robinson Flat, 0.1 mile south of the campground at Forest Hill Road 2060 Comment
  RSA0009580  Phacelia racemosa Marcus E. Jones 1882-6-27 s.n. Placer Emigrant Gap. Comment
  CHSC67951  Phacelia stebbinsii James D. Jokerst 1988-6-6 3005 Placer Ca. 1 mi W of Ramsey Crossing, N of Long Canyon Creek. Comment
  CAS-BOT-BC259077  Phalaris lemmonii Gordon H. True 1971-5-26 6535 Placer Northern limits of Lincoln 48 Comment
  RSA187449  Phalaris lemmonii Le Roy Abrams 1935-4-20 13685 Placer Roseville Comment
  SACT001710  Phalaris lemmonii D. Meyer 1983-5-15 Placer Field at Southeast corner. 36.6 Comment
  CAS-BOT-BC474771  Philadelphus lewisii Ramona Robison 2012-6-21 s.n. Placer Auburn State Recreation Area, along banks of Lake Clementine 219 Comment
  UC858324  Philadelphus lewisii Marcus E. Jones, A. M. 1882-7-3 3586 Placer Colfax Comment
  RSA0046097  Philadelphus lewisii Marcus E. Jones 1882-7-3 s.n. Placer Colfax. Comment
  UCD19285  Philadelphus lewisii Renee Shahrok 1986-6-24 22 Placer 14 miles west of Big Tree Park turn-off, Mosquito Ridge Road. 731 Comment
  UCD89314  Phleum alpinum Mrs. H. P. Kelley 1915-6-18 s.n. Placer Squaw Valley. Comment
  CDA12423  Phleum pratense G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8552 Ab Placer Lake Tahoe; N side of upper Ward Valley, 4 mi SW of Tahoe City. Comment
  UC480746  Phlox diffusa W. C. Blasdale 1923-7-13 Placer Top of Ellis Peak Lake Tahoe Region Comment
  UC23685  Phlox gracilis C. J. Fox Jr. Jul 1895 Placer Deer Park Inn Comment
  UCD101968  Phoradendron juniperinum Rolf Y. Berg 1965-1-10 8373 Placer Emigrant Gap Area: Hwy. 20, 2 miles W of junction with Hwy. 40. Comment
  UC199690  Phoradendron villosum C. F. Sonne 1878-1 Placer Dutch Flat Comment
  CAS-BOT-BC58831  Phyllodoce breweri M. E. Parsons 1910-7-7 s.n. Placer Lake Tahoe - Madden Creek Meadows Comment
  SEINET7270702  Phyllodoce breweri W. D. Billings 1950-7-30 1917 Placer Northeast side of Squaw Peak 2560 Comment
  UC1121048  Phyllodoce breweri C. W. Hanks 1934-10-11 124 Placer Tahoe National Forest, Upper end of Cold Creek Canyon Cold Creek Canyon; Tahoe National Forest, Cold Creek Canyon 2286 Comment
  CAS-BOT-BC140521  Physocarpus Kellogg s.n. Placer Cisco Comment
  UCR231865  Physocarpus capitatus George K. Helmkamp, E. A. Helmkamp 2010-10-16 17030 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
  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
  RSA98979  Pilularia americana W. A. Weber 1953-5-19 8396 Placer 5 miles N of Roseville on road to Lincoln. 46 Comment
  UC1051421  Pilularia americana Francia Chisaki with R. Bacigalupi and T. Robbins 1956-4-20 691 Placer Antelope (on Roseville Road, just N of Sacramento-Placer County line) Comment
  CAS-BOT-BC78461  Pinus contorta subsp. murrayana Geo. B. Grant 1906-7-15 6997 Placer Tahoe Taver, Lake Tahoe 1889 Comment
  UCR201523  Pinus contorta subsp. murrayana George K. Helmkamp, E. A. Helmkamp 2008-8-20 14012 Placer Northern Sierra Nevada Mountains, Rainbow exit south from US-80 and east of Big Bend, adjacent to the South Yuba River 1811 Comment
  NY49867  Pinus contorta var. murrayana F. W. Hunnewell 1922-7-20 8398 Placer Lake Tahoe Comment
  NY49931  Pinus contorta var. murrayana N. H. Holmgren 1969-7-25 3753 Placer Sierra Nevada, California [Highway] 267 between Truckee and Interstate [Highway] 80 1828.8 Comment
  NY61590  Pinus jeffreyi N. H. Holmgren 1969-7-25 3754 Placer This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  UC1134121  Pinus jeffreyi R. W. Lundh 1933-4-26 233 Placer 3 mi s Signal Peak; Colfax Quadrangle Comment
  UC185  Pinus jeffreyi W. A. Setchell 1901-7-1 Placer Rubicon Park , Tahoe Comment
  UC1134045  Pinus monticola R. W. Lundh 1933-4-26 240 Placer 3 mi e of Cisco; Tahoe National Forest, Truckee Quadrangle 1828 Comment
  UCD15411  Pinus ponderosa Lorraine Prunier 1982-5-22 22 Placer at Yuba Pass on Hwy 49. 2286 Comment
  NY42706  Pinus sabiniana J. B. Walker 1994-8-19 932 Placer 1km S of Weimar, at offramp of I-80 320 Comment
  CAS-BOT-BC136548  Piperia colemanii Alice Eastwood 1909-1-1 221 Placer Field redacted by CAS, contact the data manager for more information Comment
  UCD34186  Pistacia atlantica Beecher Crampton 1977-9-30 9532 Placer Placer County, Applegate. Comment
  HSC82625  Plagiobothrys austiniae Thomas W. Nelson, Jane P. Nelson 1979-4-11 4608 Placer Along N side of Douglas Blvd., 1 mi. S of junction with I-80 Comment
  JEPS60951  Plagiobothrys cusickii W. H. Shockley June 1882 322 Placer Soda Springs; summit Comment
  CHSC96469  Plagiobothrys greenei Lowell Ahart; Brian Williams 2007-4-13 13637 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
  UCR198419  Plagiobothrys greenei George K. Helmkamp, E. A. Helmkamp 2008-4-17 13288 Placer Sacramento Valley, Ranch House Road, 0.2 mile southeast of Sheridan 37 Comment
  CAS-BOT-BC230950  Plagiobothrys hispidulus Alice Eastwood 1909-1-1 26 Placer Lake Tahoe Region. Sunnyside Comment
  CAS-BOT-BC230951  Plagiobothrys hispidulus Alice Eastwood 1912-6-15 445 Placer Lake Tahoe Region. Tahoe City Comment
  JEPS126398  Plagiobothrys hispidulus Steve Matson 1998-6-27 312 Placer nSNH; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; 40 yards south of Highway 267. Comment
  CAS-BOT-BC230944  Plagiobothrys hispidulus Le Roy Abrams 1911-7-27 4770 Placer Lake Tahoe Region. Lake Valley 1950 Comment
  CAS-BOT-BC230955  Plagiobothrys hispidulus Peter Rubtzoff; Edward W. Colson 1976-7-7 8729 Placer E side of Lake Van Norden 2063 Comment
  HSC82234  Plagiobothrys nothofulvus Thomas W. Nelson, Jane P. Nelson 1979-4-11 4594 Placer Along N side of Douglas Blvd., 1 mi. S of junction with I-80 Comment
  SD241781  Plagiobothrys nothofulvus George K. Helmkamp, E. A. Helmkamp 2012-3-31 18646 Placer Sacramento Valley: along CA-193, 0.1 mile west of its junction with Sierra College Blvd. Wide flat between highway and oaks. 88 Comment
  SD244107  Plagiobothrys stipitatus var. stipitatus George K Helmkamp, E. A. Helmkamp 2011-5-12 17257 Placer Southern Sacramento Valley: south of Lincoln along Athens Ave., 1.6 mile east of Fiddyment Road, 0.6 mile west of Industrial Ave. (Roseville 7.5'Q) 41 Comment
  UCR234015  Plagiobothrys undulatus George K. Helmkamp, E. A. Helmkamp 2011-5-12 17255 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
  SBBG122791  Plantago erecta B. Ertter, D. Thompson 1989-4-8 8157 Placer Iowa Crk Rd ca 2 mi from Interstate 80 at crk crossing near entrance to Auburn State Recreation Area 518 Comment
  CHSC74243  Plantago lanceolata Susi Urie 1998-9-2 98 206 B Placer Large meadow below Hwy 28, between the highway and Lake Forest Road; about 0.2 mi north of Lake Tahoe. 1908 Comment
  CHSC81532  Plantago lanceolata D. Tellefson 2000-4-23 Placer Shockley Woods, Shockley Rd, Auburn. 400 Comment
  JEPS22923  Plantago lanceolata S. Galen Smith 1959-7-22 3152 Placer above Greyhound Station; Auburn Comment
  POM69140  Plantago lanceolata I. E. Diehl 1902-7-7 s.n. Placer Colfax Comment
  CHSC81805  Plantago major Lowell Ahart 2001-10-10 9337 Placer French Meadows Reservoir, near the boat or trail access area on the northwest side of the reservoir, about 1 mile southwest of the bridge across the Middle Fork of the American River, about 2 miles southwest of Ahart Camp, about 22 miles (air) northeast of Forest Hill. 1594 Comment
  UC429340  Platanthera J. A. Decou 1900-8-5 456 Placer McKinney's Tahoe Comment
  UC13512  Platanthera leucostachys C. J. Fox Jr. July 1895 Placer Deer Park Inn Comment
  UC197330  Platanthera leucostachys C. F. Sonne Aug 1897 Placer Truckee Sierra Nevada Mountains, Truckee Comment
  SJSU9122  Platanthera sparsiflora Robert L. Fisher 1959-8-5 Placer Emigrant Meadow at head of Sugar Bowl Creek (S Fork Yuba R) 3 mi S of Norden 2286 Comment
  JEPS5277  Plectritis ciliosa subsp. ciliosa R. E. Arp 1932-4-18 10 Placer Roseville Comment
  JEPS5126  Plectritis macrocera R. E. Arp 1932-4-18 8 Placer sent from Roseville Comment
  UC415569  Pleuricospora fimbriolata C. F. Sonne August, 1896 Placer canyon above Martis Valley; Sierra Nevada Mts.; above Martis Valley, Placer Co. 2133 Comment
  SEINET3440029 Image available Poa George K. Helmkamp, E. A. Helmkamp 2012-5-5 18918 Placer Northern Sierra Nevada Mountains Foothills: Lake Clementine Road, 1.2 mi W of its junction with Foresthill Road, 0.3 air mi SE of Clementine Dam on the American River 396 Comment
  UCR270689  Poa John F. Emmel 1998-7-9 1574 Placer Sierra Nevada Mountains, Donner Pass area, south peak of Mt. Judah 2513 Comment
  SACT001779  Poa annua D. Meyer 1983-5-15 Placer In field at southeast corner 36.6 Comment
  SACT001782  Poa annua D. Meyer 1984-5-6 Placer 145.5 Comment
  UC820685  Poa bolanderi A. A. Heller 1917-6-17 12701 Placer below Cisco (along Yuba river) 1676 Comment
  SEINET10659108  Poa bolanderi A. Arthur Heller 1917-6-17 Heller 12701 Placer Low, gravelly places along the Yuba River below Cisco. Pinus Murrayana and Populus trichocarpa are the trees, several species of willow plentiful. Granite. 1676 Comment
  OBI82260  Poa bulbosa George K Helmkampf, Mary Alice Barnes 2013-5-3 20491 Placer Northern Sierra Nevada Mountains Foothills; Mosquito Ridge Road, 4.7 miles south of Forest Hill Road, 1.8 mi. east (92 deg. ) of Foresthill 829 Comment
  UCR250683  Poa bulbosa George K. Helmkamp, Mary Alice Barnes 2013-4-18 20351 Placer Northern Serrra Nevada Mountains Foothills, Yankee Jim Road, 0.9 mile east of its junction with Canyon Way, 4.4 miles SE (167 deg. ) of Colfax 561 Comment
  UCD90841  Poa compressa Beecher Crampton 1955-6-15 2864 Placer 3 miles east of Weimar. Comment
  SACT001842  Poa fendleriana Michael Baad 1983-9-3 Placer On saddle to Mount Lincoln to summit of Mount Lincoln 2529.0 Comment
  SACT001846  Poa gracillima Michael Baad 1983-8-21 Placer Collected on trail. 2072.0 Comment
  SACT001858  Poa incurva D. Meyer 1983-8-20 Placer Collected from road to summit at first lake steep rocky trail with some moist meadow areas. 2000.0 Comment
  SACT001864  Poa incurva 1976-7-17 Placer Collected on trail 1.6 km west of Alpine Meadows, open brushy slopes on granite. 2133.0 Comment
  SACT001865  Poa incurva Michael Baad 1976-8-12 Placer Collected on transect from ridge between Emigrant Gap and Granite Cheif, north to Mountain Meadow Lake, northwest of Granite Cheif. 2438.4 Comment
  CAS-BOT-BC246828  Poa leptocoma John Thomas Howell 1943-7-22 18714 Placer Summit Valley 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
  SACT001894  Poa palustris D. Meyer 1983-8-7 Placer 4.6 km south of Placer County line. Roadside. 1758.0 Comment
  SACT001895  Poa palustris D. Meyer 1984-8-26 Placer 1818.0 Comment
  UCD37045  Poa palustris Beecher Crampton 1956-7-17 3727 Placer Placer County, 0.75 mile west of Blue Canyon. Comment
  CAS-BOT-BC247370  Poa pratensis W. R. Dudley 1900-6-28 s.n. Placer Tallac Comment
  CAS-BOT-BC247375  Poa pratensis Saichi Kawahara 1969-7-6 1416 Placer West of old cabin, Mel Henderson Ranch, Indian Creek 999 Comment
  SACT001908  Poa pratensis Michael Baad 1983-7-1 Placer 0.2 mile beyond airport road on road to Blue Canyon 1584.96 Comment
  SACT001912  Poa pratensis D. Meyer 1983-9-10 Placer West end near parking lot moist streambank and meadow. 1879.0 Comment
  SACT001928  Poa pratensis D. Meyer 1984-8-26 Placer 1818.0 Comment
  SACT001944  Poa pratensis D. Meyer 1983-7-30 Placer Roadside ditch. 1853.18 Comment
  SACT001945  Poa pratensis D. Meyer 1984-5-27 Placer Off Hwy 267 moist meadow surrounded by sagebrush. Comment
  UCD44658  Poa pratensis C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 2024 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  UCD91817  Poa pratensis A. A. Beetle 1941-5-26 2717 Placer near Cisco. 914 Comment
  UC1132748  Poa pratensis subsp. pratensis H. S. Yates 1934-6-29 Placer near Brockway; Truckee Quadrangle Comment
  SACT001959  Poa scabrella Michael Baad 1976-6-16 Placer Descending to stream crossing. Comment
  SACT001966  Poa scabrella Michael Baad 1983-7-1 Placer Road east to Lake Putt from Blue Canyon exit at I80 1615.44 Comment
  SACT001981  Poa scabrella Michael Baad 1983-5-7 Placer 2 miles east of Colfax rocky opening disturbed area. 978.0 Comment
  SACT001992  Poa scabrella Michael Baad 1977-6-1 Placer Along Beecroft Trail to North Fork, open rocky meadow. Comment
  CAS-BOT-BC236328  Poa secunda subsp. secunda L. S. Smith 1925-5-21 1590 Placer Squaw Valley [Olympic Valley] 1889 Comment
  CAS-BOT-BC242954  Poa secunda subsp. secunda A. A. Heller 1917-6-17 12696 Placer Along the Yuba River below Cisco 1676 Comment
  JEPS75188  Poa secunda subsp. secunda Gladys L. Smith 1972-6-20 3263 -A Placer Ward Peak above Sherwood Forest (below summit) 2590 Comment
  UCD91625  Poa secunda subsp. secunda A. A. Heller 1917-8-13 12917 Placer Ridge northwest of Donner Pass. 2377 Comment
  POM265916  Poa sierrae C. L. Hitchcock 1940-5-7 6341 Placer 1 mile west of Baxter Comment
  CDA15657  Poa wheeleri G. F. Hrusa, J. Glazner 1999-7-18 15192 Placer Lake Tahoe; Wooded slopes betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1889 Comment
  UCD44467  Podagrostis humilis C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1833 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  UCD44491  Podagrostis humilis C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1857 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  JEPS62476  Pogogyne zizyphoroides R. E. Arp 1932-4-18 6 Placer Roseville Comment
  JEPS127492  Polemonium occidentale subsp. occidentale Steve Matson 1997-8-9 162 Placer nSNH: Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; south of Highway 267. Comment
  CAS-BOT-BC231303  Polemonium pulcherrimum M. S. Jussel 1928-7-22 s.n. Placer Miller's Lake, Lake Tahoe region Comment
  POM86398  Polygala cornuta var. cornuta I. E. Diehl 1902-7-7 49 Placer Colfax Comment
  SD244200  Polygala cornuta var. cornuta George K. Helmkamp, E. A. Helmkamp 2012-6-19 19216 Placer Northern Sierra Nevada Mountain Foothills: Foresthill Road, 2.6 miles east of its junction with Mosquito Ridge Road in Forest Hill (Westville 7.5'Q) 1052 Comment
  UC1130351  Polygala cornuta var. cornuta N. French 1934-6-15 410 Placer Scott Hill Tahoe National Forest, Colfax Quadrangle Comment
  CAS-BOT-BC110521  Polygonum John H. Thomas; Hazelle A. Thomas 1956-7-21 6171 Placer Sierra Nevada. Vicinty of Donner Pass, about 80 miles northeast of Sacramento. 2377 Comment
  UCR231848  Polygonum aviculare George K. Helmkamp, E. A. Helmkamp 2010-8-11 16755 Placer Northern Sierra Nevada Mountains, Finning Mill Road, 1.2 miles north of Forest Hill Road, at the crossing of Mill Creek 1085 Comment
  CAS-BOT-BC413936  Polygonum aviculare subsp. aviculare John Thomas Howell 1943-7-25 18820 Placer West side of Donner Pass near Norden 2133 Comment
  UCD43216  Polygonum douglasii C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-13 585 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  JEPS51264  Polygonum douglasii subsp. spergulariiforme C. F. Sonne 1886-7-11 290 Placer Martis Creek Valley Comment
  CDA15977  Polygonum polygaloides subsp. confertiflorum G. F. Hrusa, J. Glazner 1999-7-17 15169 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  UCR194945  Polygonum polygaloides subsp. confertiflorum George K. Helmkamp, E. A. Helmkamp 2007-5-18 12032 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
  CHSC74247  Polygonum polygaloides subsp. kelloggii Susi Urie 1998-9-4 98 -255 Placer Lake Tahoe Basin Management Unit - National Forest. Meadow complex on the north side of Ward Creek about 2.9 mi west of Lake Tahoe and Sunnyside. 2011 Comment
  CHSC82603  Polygonum polygaloides subsp. kelloggii Lowell Ahart 2002-7-22 9898 Placer 50 yards northeast of the small natural lake, on the east side of the paved road to Lake Valley Reservoir, about 1/4 mile east of Yuba Gap and Highway 80. 1780 Comment
  JEPS126272  Polygonum ramosissimum subsp. prolificum Steve Matson 2002-7-12 561 Placer Tahoe north shore: Snow Creek Watershed, Tahoe Vista/Kings Beach; on west side off pond near Highway 28. Comment
  UC570037  Polygonum sawatchense subsp. oblivium N. French 1934-6-22 478 Placer 1/2 mi w Lake Van Norden; Truckee Quadrangle 2133 Comment
  RSA122846  Polygonum sawatchense subsp. oblivium N. H. French 1934-6-22 478 Placer 1/2 mile W of Lake Van Norden. 2134 Comment
  RSA0039074  Polypodium calirhiza George K. Helmkamp, Mary Alice Barnes 2013-4-18 20367 Placer Yankee Jim Road, 2.4 miles east of its junction with Canyon Way, 2.5 mi. ENE (78 ) of Weimar 512 Comment
  UCD36667  Polypogon maritimus Beecher Crampton 1955-6-15 2901 Placer Placer County, 1.5 miles west of Iowa Hill. 914 Comment
  SACT002030  Polypogon monspeliensis D. Meyer 1983-5-15 Placer Moist roadside ditch next to cultivated field. 19.812 Comment
  SACT002031  Polypogon monspeliensis Michael Baad 1977-6-9 Placer Collected at junction of Middle Fork of American River and Rubicon River 365.76 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
  UCR146920  Populus balsamifera subsp. trichocarpa Beecher Crampton 1961-9-27 6016 Placer Sierra Nevada Mountains, 1 mile west of Cisco Grove [near county line], along U.S. Highway 40, Yuba River 1707 Comment
  SEINET5729444 Image available Populus fremontii Lynn Gould 1962-1 36 Placer On P.R.E. road ca. 6 miles west from Roseville.; Roseville Comment
  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
  UCD22300  Populus trichocarpa Beth Lowe Corbin 1982-8-25 417 Placer Onion Creek campground. In fine, sandy soil along stream edge. Tree 40' high. Old bark grey, furrowed. Full sun. South facing slope, 15% incline. Common. 1841 Comment
  JEPS111256  Porterella carnosula Steve Matson 2005-6-19 1291 Placer Martis Valley, southeast of Truckee, National Recreation Area, SW of Highway 267 and just north of Martis Creek. Just west of Parking Area. 1778 Comment
  SJSU5158  Potamogeton natans R. L. Fisher 1959-8-12 Placer on road to Cascade Lakes, 2 mi W of Lake Van Norden 1981 Comment
  CDA12406  Potentilla drummondii G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8534 Ab Placer Lake Tahoe; W end of Ward Valley. 4 mi SW of Tahoe City. Comment
  UC170070  Potentilla drummondii subsp. bruceae Miss Helen D. Geis 1912-6 37 b Placer Deer Park Comment
  RSA169439  Potentilla glandulosa L. S. Rose 1963-7-11 63212 Placer Tahoma, Lake Tahoe 1916 Comment
  UCR171336  Potentilla glandulosa George K. Helmkamp, E. A. Helmkamp 2005-10-1 9978 Placer Northern Sierra Nevada Mtns., NW of Lake Tahoe; Junction of Bear Creek Dr. and Big John Road (c. 2.2 miles west of Calif. Highway 89 and just south of Alpine Meadows Road) 2015 Comment
  UCR193397  Potentilla glandulosa subsp. glandulosa George K. Helmkamp, E. A. Helmkamp 2007-5-30 12196 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 15 miles east of its junction with Forest Hill Road in Foresthill, south of site of Bake Oven 915 Comment
  UCR240914  Potentilla glandulosa subsp. glandulosa George K. Helmkamp, E. A. Helmkamp 2012-6-19 19238 Placer Northern Sierra Nevada Mountains, Foresthill Road, 9.2 miles east of its junction with Devil's Thumb Road 2055 Comment
  CHSC74701  Potentilla glandulosa subsp. nevadensis Susi Urie; Eric Schroder 1998-9-8 98 -280 Placer Lake Tahoe Basin. Meadow complex on north side of Ward Creek about 3.1 mi west of Lake Tahoe and Sunnyside. 2017 Comment
  RSA463075  Potentilla glandulosa var. nevadensis Lyman D. Benson 1942-7-2 11246 Placer Highway junction 1 mile west of Truckee. Truckee River drainage area. 1829 Comment
  CHSC73990  Potentilla gracilis var. fastigiata Susi Urie 1998-8-11 98 -015 Placer Lake Tahoe Basin. About 0.5 mi north of Ward Creek, along a tributary; about 2 mi west of Lake Tahoe and Sunnyside. Meadow stringer. 2097 Comment
  UCD113901  Potentilla gracilis var. fastigiata Beecher Crampton 1972-7-26 8839 Placer Carpenter Flat, east of Emigrant Gap. 1645 Comment
  CAS-BOT-BC540397  Potentilla gracilis var. fastigiata Ira L. Wiggins 1933-8-21 6782 Placer Shores of Lake Tahoe, near Tahoma Comment
  SEINET6637123  Potentilla gracilis var. fastigiata L. R. Miller 1934-7-8 s.n. Placer Cisco Comment
  UC14226  Potentilla gracilis var. fastigiata Chesnut and Drew 1890-8-8 Placer Cascade Lake Tahoe, Cascade Comment
  UC632147  Potentilla gracilis var. fastigiata Beryl O. Schreiber 1932-9-11 769 Placer e Cisco; e of Cisco Comment
  UCD35458  Poterium sanguisorba Beecher Crampton 1957-5-7 3994 Placer Placer County; 2 miles northeast of Lincoln along Thermalands Road. Comment
  CAS-BOT-BC64620  Primula suffrutescens Alice Eastwood 1909-1-1 307 Placer Wards Pass, between Ward Peak and Twin Peak; Deer Park, Lake Tahoe Region. Comment
  CHSC79356  Prunus emarginata Beecher Crampton 1975-9-9 9270 Placer Tahoe National Forest, 1.2 miles N. E. of Blue Canyon post office. 1524 Comment
  JEPS44953  Prunus emarginata C. J. Fox Jr. July, 1895 Placer near Squaw Peak Comment
  UCD22279  Prunus emarginata Rex Palmer 1979-5-26 N 8 Placer Headwaters basin area of the North Fork of the American River 2011 Comment
  UCD22282  Prunus emarginata Rex Palmer 1979-7-12 N 642 Placer Headwaters basin area of the North Fork of the American River Comment
  UCD38503  Prunus emarginata Beecher Crampton 1955-7-13 3008 Placer Blue canyon. 1432 Comment
  UCR120252  Prunus emarginata George K. Helmkamp, E. A. Helmkamp, A. Kerchner 1999-6-29 5041 Placer Northern Sierra Nevada Range, N of Hwy I-80 at west exit to Donner Lake; opening to Negro Canyon 2134 Comment
  CAS-BOT-BC151205  Prunus virginiana var. demissa Baki Kasapligil 1974-10-6 4911 Placer Soda Springs, Sugar Bowl 1828 Comment
  OBI49846  Pseudobahia heermannii Barbara Ertter, David Thompsom 1989-4-9 8195 Placer Halfway down rd to Lake Clementine (=North Fork Lake) NE of Auburn; T13N R9e sec 31 305 Comment
  UCR232634  Pseudognaphalium canescens subsp. thermale George K. Helmkamp, E. A. Helmkamp 2010-7-28 16639 Placer Northern Sierra Nevada Mountains, Forest Route 10 (Sugar Pine Rd.), 0.8 mile north of its junction with Forest Hill Road, 8.2 miles NE (34 deg. ) of Foresthill 1311 Comment
  CHSC81760  Pseudognaphalium stramineum Lowell Ahart 2001-10-10 9341 Placer French Meadows Reservoir, near the boat of trail access area on the northwest side of the reservoir, about 1 mile southwest of the bridge across the Middle Fork of the American River, about 2 miles southwest of Ahart Camp, about 22 miles (air) northeast of Forest Hill. 1594 Comment
  CAS-BOT-BC174808  Pseudostellaria sierrae Marcus E. Jones 1882-6-28 3287 Placer Emigrant Gap Comment
  UC1351095  Pseudotsuga menziesii E. Fritz 1936-1-28 8209 Placer Comment
Read comments
Jul 9 2015
  SEINET5334811  Pseudotsuga menziesii var. menziesii P. L. Comanor, B. Clark; B. O'Malia 1969-5-1 s.n. Placer Colfax area, 1.85 mi. from end of railroad bridge on CA 194. Winding rd., plot located on the right,past parking area,down path about 60 meters. 1676 Comment
  JEPS126404  Psilocarphus brevissimus var. brevissimus Steve Matson 2002-5-26 527 Placer nSNH; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; 200 yards north of Highway 267; 200 yards west of Martis Creek vernal pool. Comment
  CAS-BOT-BC361709  Psilocarphus brevissimus var. brevissimus Mrs. H. C. Cantelow 1940-5-13 3432 Placer S.E. of Wheatland Comment
  JEPS18159  Psilocarphus oregonus Rimo Bacigalupi with G. T. Robbins and F. Chisaki 1956-4-20 5630 Placer along Antelope-Roseville road, at Sacramento-Placer County line 42 Comment
  UCR231008  Pteridium aquilinum var. pubescens George K. Helmkamp, E. A. Helmkamp 2010-8-14 16800 Placer Northern Sierra Nevada Mountains, American Hill Road, 1.2 miles south of its junction with Foresthill Road 1567 Comment
  UCR231829  Pteridium aquilinum var. pubescens George K. Helmkamp, E. A. Helmkamp 2010-8-14 16769 Placer Northern Sierra Nevada Mountains, Deadwood Road, 1.2 miles south of its junction wih Forest Hill Road 1564 Comment
  UC474260  Pterospora andromedea G. W. Fetters 1929-8-2 Placer Pomins, Lake Tahoe 1950 Comment
  CAS-BOT-BC460479  Pterospora andromedea Elizabeth Parsons Hawver 1911-8-23 s.n. Placer Lake Tahoe Region: Page Meadow woods Comment
  UCR146667  Puccinellia distans Beecher Crampton 1967-7-26 8155 Placer Sierra Nevada Mountains, near Nevada County line in Kingvale on Interstate-80 1951 Comment
  CHSC107004  Pueraria lobata William J. Ferlatte; D. Mitani, M. Keffer 1977-9-22 1901 Placer Kuska property, ca 2 miles NW of Weimar off of Placer Hills Rd. 609 Comment
  UCD15410  Purshia tridentata Lorraine Prunier 1982-5-22 21 Placer At Yuba Pass on Highway 49. 2286 Comment
  UCD34554  Purshia tridentata Beecher Crampton 1985-6-23 9999 Placer North Shore Lake Tahoe, Stateline Road. Comment
  JEPS129002  Purshia tridentata var. tridentata Steve Matson 1998-6-14 255 Placer nSNH: Martis Valley, about 4 miles SE of Truckee. Martis Creek Wildlife Area, north of Hwy 267, east of Martis Creek. Comment
  UCD117818  Pyrola picta G. F. Hrusa; J. Glazner 2000-9-3 15675 A Placer Sugar Bowl Ridge, immediately to W of proposed Crow's Nest ski run. 2164 Comment
  UCD21919  Pyrola picta Rex Palmer 1979-5-27 N 41 Placer Headwaters basin area of the North Fork of the American River 1889 Comment
  CAS-BOT-BC466093  Pyrola picta M. E. Parsons 1910-7-23 s.n. Placer Aspen Grove, Lake Tahoe Comment
  CAS-BOT-BC45765  Quercus Saichi Kawahara 1969-5-24 838 Placer slope overlooking north fork of the American River. Colfax-Iowa Hill Road between Dinner Tree and Windy Point 585 Comment
  CAS-BOT-BC45766  Quercus Saichi Kawahara 1969-5-25 1019 Placer ridge east of old house, Mel Henderson Ranch, east bank of Indian Creek; section 23 of the Dutch Flat Quadrangle 1036 Comment
  CAS-BOT-BC45768  Quercus Saichi Kawahara 1969-5-24 838 Placer slope overlooking north fork of the American River. Colfax-Iowa Hill Road between Dinner Tree and Windy Point 585 Comment
  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
  UCSC009131  Quercus X morehus Al Keuter 2015-3-31 10- 33 -1 Placer North Fork American River/SR193 221 Comment
  SEINET13953666 Image available Quercus X morehus A. Eastwood 1994-1 Placer Newcastle Comment
  UC1083186  Quercus chrysolepis H. L. Mason 1929-10-4 5453 a Placer 2.4 mi below Weimar Comment
  UCD45389  Quercus chrysolepis D. H. Hartmann 1941-10-11 s.n. Placer Golden Cup Oak. 4 miles west of Auburn on U.S #40, Placer Co. Comment
  UCD45600  Quercus chrysolepis Beth Lowe Corbin 1982-8-11 318 Placer 1 2/3 miles SW of Onion Creek campground. Elevation 6250 ft. 1905 Comment
  UC463078  Quercus chrysolepis R. R. Rogers 1931-1-1 Placer near Iowa Hill; Wisconsin Hill Comment
  CDA16973  Quercus durata G. F. Hrusa, M. I. Wibawa, J. Glazner 2002-5-22 16026 Placer Sierra Nevada; Hughes Mill (site) above Foresthill. 1066 Comment
  UCD124134  Quercus durata Ellen Dean; Marcel Rejmanek 2012-10-9 7508 Placer Along Mosquito Ridge Road, ca. one road mile E of junction with Foresthill Road. 868 Comment
  UCD45926  Quercus durata var. durata G. L. Stebbins Jr.; R. Bacigalupi, F. Ehrandorfer, J. Hunziker, 1952-7-20 5130 Placer 9 miles northeast of Forest Hill on road to Iowa Hill. 1127 Comment
  SFV8725  Quercus kelloggii R. F. Denno 1967-5-6 75 Placer Sierra Nevada 1.5 miles north of Colfax, south of Bear River. 671 Comment
  UCSC009994  Quercus kelloggii Al Keuter 2014-6-15 AK 00 -100 Placer Along Ophir Road near Auburn and Interstate 80. 350 Comment
  SEINET12034574  Quercus kelloggii K. S. Erdman 1966-1 3540 Placer along Interstate 80 near Emigrant Gap, Sierra Nevada Mts 1524 Comment
  CAS-BOT-BC104584  Quercus vacciniifolia John H. Thomas; Hazelle A. Thomas 1956-7-21 6148 Placer Vicinity of Donner Pass, about 80 miles NE of Sacramento 2377 Comment
  SD6105  Quercus vacciniifolia Unknown 1914-6-1 Placer Cisco Comment
Read comments
Jul 11 2010
  UCD21490  Quercus vacciniifolia Beth Lowe Corbin 1982-8-4 206 Placer Located on hill west of Onion Creek Campground. 1853 Comment
  UCD47631  Quercus wislizeni Gordon H. True 1971-4-21 6529 Placer Auburn Ravine just west of Lincoln, Placer County. 49 Comment
  CAS-BOT-BC362680  Raillardella argentea John Thomas Howell 1943-7-21 18673 Placer Mt. Lincoln Comment
  JEPS86475  Raillardella argentea L. R. Heckard with J. Hickman and Alice Howard 1986-7-26 6553 Placer ca 5 mi se Donner Lake (e of Tinker Knob, Sherman Chickering's Soda springs holdings) 2621 Comment
  SEINET9363375  Raillardella argentea Unknown 2001-7-15 15964 Placer Uncom perennial in mats to 2ft across on open talus slopes, subalpine N summit face of Crows Nest Pk. immed. W of Sugarbowl. Heads discoid, disk flrs yellow. More than 1 individual included within this collection UTM: 10S, 4354335 N, 0728591 E Comment
  UCD135411  Raillardella argentea G. F. Hrusa; J. Glazner 2001-7-15 15964 Placer Northern Sierra Nevada, N summit face of Crows Nest Pk. Immediately W of Sugarbowl. 2377 Comment
  CAS-BOT-BC362681  Raillardella argentea L. S. Smith 1926-6-24 1984 Placer Tahoe National Forest. W. side sec 10 near top ridge, Whiskey [Whisky] Cr. 2438 Comment
  SEINET12088086  Ranunculus alismifolius C. F. Sonne 1896-1 s.n. Placer near Prosser Creek, vicinity of Truckee, Sierra Nevada Comment
  POM306475  Ranunculus alismifolius var. hartwegii M. L. Fernald 1893-3-23 s.n. Placer Truckee. 1768 Comment
  UCD162513  Ranunculus alismifolius var. hartwegii Steve Matson 1998-5-17 207 Placer nSNH; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; north of Highway 267, west of Martis Creek. 1780 Comment
  CAS-BOT-BC379376  Ranunculus alismifolius var. hartwegii s.n. Placer Truckee Comment
  CAS-BOT-BC379379  Ranunculus alismifolius var. hartwegii W. R. Dudley 1893-6-7 s.n. Placer near Donner Lake Comment
  CAS-BOT-BC379383  Ranunculus alismifolius var. hartwegii Lewis S. Rose 1940-6-2 40463 Placer Truckee River, 10 mi N of Tahoe City 1829 Comment
  CAS-BOT-BC379388  Ranunculus alismifolius var. hartwegii A. A. Heller 1915-7-7 12057 Placer near the summit of soapstone ridge in the Sierra Nevada, 12 mi west of Bucks 1676 Comment
  CAS-BOT-BC379391  Ranunculus alismifolius var. hartwegii Anna Head 1921-6-12 s.n. Placer Feather River Region, Lake Independence Comment
  CAS-BOT-BC379395  Ranunculus alismifolius var. hartwegii Alice Eastwood 1912-6-15 s.n. Placer Lake Tahoe Region, Seven Lakes Comment
  SD241161  Ranunculus bonariensis var. trisepalus George K. Helmkamp, E. A. Helmkamp 2011-5-12 17253 Placer Southern Sacramento Valley: south of Lincoln along Athens Ave., 1.6 mile east of Fiddyment Road, 0.6 mile west of Industrial Ave. (Roseville 7.5'Q) 41 Comment
  SEINET4560740  Ranunculus bonariensis var. trisepalus George K. Helmkamp, E. A. Helmkamp 2011-1 17253 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
  UCR233039  Ranunculus bonariensis var. trisepalus George K. Helmkamp, E. A. Helmkamp 2011-5-12 17253 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
  CHSC79351  Ranunculus muricatus Beecher Crampton 1953-4-21 1117 Placer Sunnybrook Farms, 2 miles north of Lincoln. Comment
  CDA15944  Ranunculus occidentalis G. F. Hrusa, J. Glazner 1999-7-17 15152 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  RSA0037367  Ranunculus occidentalis George K. Helmkamp, Mary Alice Barnes 2013-4-18 20371 Placer Iowa Hill Road, 1.8 miles west of the bridge over North Fork American River, 0.6 mi. (airline) east of I-80 at Colfax 544 Comment
  UCR208589  Ranunculus occidentalis George K. Helmkamp, E. A. Helmkamp 2009-5-11 14665 Placer Sierra Nevada Mountains Foothills, Michigan Bluff Road, 2.7 miles south of its junction with Forest Hill Road. c. 0.15 mi. NNW of site of Michigan Bluff 1101 Comment
  JEPS59414  Ranunculus occidentalis Viola B. Baird 1915-6-27 133 Placer above Bear Rock; Sierra Nevada Mts., Sheep Meadow 2164 Comment
  SEINET5338812  Ranunculus occidentalis H. E. Hodge 1956-3-18 2 Placer Collected northwest of Colfax, off of US Hwy. 40, Approximately 6 miles. 617 Comment
  SEINET5338819  Ranunculus occidentalis E. W. Mason 1976-3-13 s.n. Placer North Fork American River, about 2 miles south of Auburn. 274 Comment
  SEINET210456  Ranunculus occidentalis var. eisenii C. L. Hitchcock 1940-5-7 6312 Placer Ca 1 mi W of Baxter Comment
  POM281582  Ranunculus occidentalis var. ultramontanus Allen M. Carpenter 1892-1 s.n. Placer [Unspecified] Comment
  POM276387  Ranunculus orthorhynchus Lyman Benson 1948-7-17 12924 Placer Placer: isco Grove, S Fork Yuba River, Sierra Nevada. Sacramento Valley, Sierran Montane Forest 1799 Comment
  UCD43352  Ranunculus uncinatus C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-12 720 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  POM246490  Rhamnus alnifolia Carl B. Wolf 1937-9-4 9287 Placer Sierra Nevada, NW of Lake Tahoe, 1 mile below Deer Park. 1982 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
Read comments
Sep 3 2008
  UC570990  Rhamnus ilicifolia Herbert L. Mason 1926-5-28 3265 Placer near Auburn Comment
  UCD36696  Rhamnus ilicifolia Beecher Crampton 1955-6-15 2871 Placer Head of Bunch Canyon, 0.5 mile south of U.S. Highway 40. Comment
  SEINET13946367 Image available Rhamnus rubra A. A. Heller 1917-1 12736 Placer Dry gravelly ridge, Emigrant Gap, elevation 5300 ft 1615 Comment
  POM85017  Rhamnus tomentella subsp. tomentella Marcus E. Jones 1882-7-3 s.n. Placer Dutch Flat Comment
Read comments
Sep 3 2010
  CAS-BOT-BC58198  Rhododendron columbianum F. Almeda 1993-7-24 7265 Placer About 15 mi. se. of Interstate Hwy #80 at Soda Springs on the trail to Upper Sheep Valley. 2133 Comment
  UC877119  Rhododendron occidentale C. L. Hitchcock 1940-5-14 6399 Placer 6 mi n of Colfax (Meier Ranch); Meier Ranch 762 Comment
  CAS-BOT-BC438108  Ribes Baki Kasapligil 1974-10-6 4908 Placer N. Calif., Placer Co., Soda Springs Sugar Bowl 2377 Comment
  CAS-BOT-BC108693  Ribes cereum Bethel; Posey 1921-6-5 s.n. Placer Tahoe. Comment
  CAS-BOT-BC108698  Ribes cereum J. F. Rock 1917-6-1 s.n. Placer Lake Tahoe. Comment
  UCD102139  Ribes cereum Christine Patino 1976-5-31 29 Placer 1 mile northeast of Tahoe City near Highway 28 on Lake Forest Road. Comment
  RSA0026921  Ribes cereum Marcus E. Jones 1900-7-26 s.n. Placer Donner P.O. Summit, Sierra Nevada Mts. 2561 Comment
  UCD22350  Ribes cereum var. inebrians Rex Palmer 1979-6-20 N 320 Placer Headwaters basin area of the North Fork of the American River Comment
  JEPS71856  Ribes lasianthum Gladys L. Smith 1972-6-20 3259 Placer from Ward Peak summit to Sherwood Forest 2590 Comment
  UCD22356  Ribes lasianthum Rex Palmer 1979-6-21 N 360 Placer Headwaters basin area of the North Fork of the American River Comment
  CAS-BOT-BC219175  Ribes nevadense A. A. Heller 1917-6-17 12725 Placer Cisco 1828 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
  RSA0022890  Ribes nevadense Beecher Crampton 1955-7-13 3009 Placer Blue Canyon. 1433 Comment
  RSA0022891  Ribes nevadense J. H. Nishida 1985-7-10 778 Placer Homewood. 1829 Comment
  JEPS72247  Ribes roezlii Gladys L. Smith 1972-6-18 3135 Placer Alpine Meadows 2072 Comment
  UCD15604  Ribes roezlii Lisa Montany 1985-5-18 20 Placer Mosquito Ridge Rd, 21.8 miles west of Forest Hill Rd. Comment
  UCD54623  Ribes roezlii Ellen Dean; John Downs, Brian Ludwig 2006-3-30 2831 Placer Along Secret Town Rd., near railroad overpass trestle, NW of Interstate-80. 914 Comment
  CAS-BOT-BC186202  Ribes roezlii var. roezlii Alice Eastwood 1906-7-24 951 Placer Camp Agassiz, Glen Alpine Region. Near Fallen Leaf Lake (Tahoe area) Comment
  CAS-BOT-BC186206  Ribes roezlii var. roezlii Elizabeth Parsons Hawver s.n. Placer Lake Tahoe Region Comment
  CAS-BOT-BC186209  Ribes roezlii var. roezlii J. F. Emmel 1968-7-25 96 Placer Near Lake Mary, Donner Pass 2103 Comment
  CAS-BOT-BC186214  Ribes roezlii var. roezlii A. A. Heller 1909-7-16 9845 Placer Summit 2133 Comment
  JEPS127480  Ribes roezlii var. roezlii Steve Matson 1999-6-12 414 Placer nSNH: Tahoe north shore; Snow Creek watershed, Tahoe Vista/Kings Beach; 1 kilometer west of Pine Drop Ave. terminus, along bike path. Comment
  CAS-BOT-BC168776  Ribes viscosissimum Alice Eastwood 1909-1-1 293 Placer Squaw Creek - Lake Tahoe Region Comment
  SEINET5339886  Ribes viscosissimum M. J. Williams 1985-7-6 85- 63 -6 Placer Pacific Crest Trail between old and new Donner Summits Comment
  CAS-BOT-BC74619  Rorippa curvisiliqua A. A. Heller 1917-6-19 12738 Placer Emigrant Gap. 1615 Comment
  CAS-BOT-BC74869  Rorippa subumbellata Miss M. E. Cantelow 1935-7-20 1026 Placer Brockway. Comment
  JEPS59382  Rorippa subumbellata Ezra Brainerd and Viola B. Baird 1915-7-23 130 Placer Sierra Nevada, Lake Tahoe, Greene's Point 1901 Comment
  CAS-BOT-BC146432  Rosa bridgesii G. K. Helmkamp; Amy Barnes 2009-7-12 15176 Placer Sierra Nevada Mountains Foothills: along Foresthill Road, 5.7 miles northeast of the city of Foresthill 1230 Comment
  UC1128555  Rosa eglanteria N. French 1933-6-1 63 Placer Clipper Gap Sacramento Quadrangle Comment
  UCD89706  Rubus armeniacus Lindsay Clark 2008-6-10 FHD 2 Placer Next to American River at Driver's Flat Staging Area, 14.5 miles northeast of Auburn. 209 Comment
  SEINET7705258  Rubus bifrons W. Priest 1956-4-16 s.n. Placer U.S. Hwy. 40, just W of Bbaxter. 1067 Comment
  JEPS127445  Rubus parviflorus Steve Matson 1998-7-27 339 Placer Tahoe North Shore; Snow Creek Watershed, Tahoe Vista/Kings Beach; middle fork Snow Creek Comment
  SEINET4691695  Rubus parviflorus George K. Helmkamp, E. A. Helmkamp 2010-1 16787 Placer Northern Sierra Nevada Mountains: American Hill Road (Forest Route 13), 4.7 miles south of its junction with Foresthill road and just south of a creek crossing. 1552 Comment
  SEINET7707026  Rubus ursinus Vetter 1955-4-23 27 Placer 2 miles East of Loomis 274 Comment
  CAS-BOT-BC363141  Rudbeckia californica G. P. Rixford 1916-7-1 s.n. Placer Cisco Comment
  CAS-BOT-BC422032  Rumex acetosella John Thomas Howell; Gordon H. True 1972-3-17 7084 Placer Northern outskirts of Lincoln 48 Comment
  CAS-BOT-BC422036  Rumex acetosella Betty J. Jorgensen 1944-7-23 533 Placer Near Soda Springs Comment
  CDA37242  Rumex crispus CDFA Staff s.n. Placer Nute Ranch, near Nute Road. 0 Comment
  UCR250080  Rumex crispus George K. Helmkamp, Mary Alice Barnes 2013-5-3 20499 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
  CAS-BOT-BC434299  Rumex triangulivalvis A. A. Heller 1917-6-19 12734 Placer Emigrant Gap 1615 Comment
  CAS-BOT-BC267083  Sagittaria Brighton C. Cain 1925-8-15 6 Placer 2 miles S of Auburn at Wise Power House Comment
  CAS-BOT-BC267072  Sagittaria L. R. Abrams 1917-9-15 6761 Placer 3-5 miles above Auburn Comment
  SEINET5335636  Sagittaria latifolia R. D. Olsen 1949-5-14 15 Placer stream crossing, U.S. highway 40, Roseville city limit 61 Comment
  CAS-BOT-BC103558  Salix eastwoodiae W. R. Dudley 1900-6-14 5070 Placer Between Donner Lake and Summit Comment
  CAS-BOT-BC103563  Salix eastwoodiae W. R. Dudley 1900-6-14 5071 Placer Woods between Donner Lake and Summit Comment
  CAS-BOT-BC103613  Salix eastwoodiae W. R. Dudley 1900-6-14 5114 Placer In valley north west of Lake Mary Comment
  CAS-BOT-BC103618  Salix eastwoodiae Marcus E. Jones 1900-7-26 s.n. Placer Summit, Sierra Nevada Mts. 2499 Comment
  RSA122642  Salix eastwoodiae B. Bolt 1934-8-22 187 Placer Head of Picayune Creek. 2287 Comment
  UC1134848  Salix eastwoodiae B. Bolt 1934-8-22 187 Placer Head of Picayune Creek Truckee Quad. 2286 Comment
  UC1134858  Salix eastwoodiae N. French 1934-6-19 416 Placer Lock Leven Lakes; Tahoe Nat'l Forest, Colfax Quadrangle Comment
  CAS-BOT-BC103755  Salix exigua Gordon H. True 1963-5-15 1249 Placer Near Penryn 152 Comment
  CHSC9599  Salix geyeriana E. L. Smith 1971-6-17 973 Placer In Martis Valley at the s end, ca. 11 km se of Truckee. 1800 Comment
  UCD42826  Salix geyeriana C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-23 192 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  UCD44512  Salix geyeriana C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1878 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  CAS-BOT-BC106875  Salix jepsonii W. R. Dudley 1900-6-14 5062 Placer Between Donner Lake and Summit Comment
  UC1134974  Salix lasiandra subsp. lasiandra B. Bolt 1934-8-17 183 Placer Middle Fork Tahoe Nat'l Forest, Truckee Quad., Middle Fork Comment
  CAS-BOT-BC125290  Salix lasiandra var. lasiandra 1931-8-28 2630 Placer Tahoe National Forest Comment
  CAS-BOT-BC125291  Salix lasiandra var. lasiandra L. S. Smith 1931-5-22 2 Placer Tahoe National Forest, French Meadows 1828 Comment
  CAS-BOT-BC125295  Salix lasiandra var. lasiandra W. R. Dudley 1900-6-29 5798 Placer Near Fish Hatchery, Tahoe City Comment
  CHSC9583  Salix lasiolepis E. L. Smith 1971-6-16 957 Placer Corner of Deer and Golden Streets next to Golden Deer Motel at King's Beach, on n edge of Lake Tahoe. 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
  CDA39563  Salix lasiolepis H. H. Keifer 1956-7-14 s.n. Placer Rocklin. 0 Comment
  CAS-BOT-BC128473  Salix lasiolepis var. lasiolepis W. R. Dudley 1909-8-16 s.n. Placer Monte Vista, Dutch Flat Comment
  CAS-BOT-BC124763  Salix lemmonii W. R. Dudley 1900-6-20 5348 Placer on north side of Independence Lake Comment
  CAS-BOT-BC124776  Salix lemmonii W. R. Dudley 1900-6-14 5066 Placer Between Donner Lake and Summit Comment
  CHSC74266  Salix lemmonii Susi Urie 1998-9-3 98 -229 Placer Lake Tahoe Basin--National Forest. Meadow along the un-named creek along the northeast side of Tahoe Vista; about 0.5 mi north of Lake Tahoe. 1914 Comment
  UC1134907  Salix lemmonii B. Bolt 1934-8-21 185 Placer French Meadows, Poppy Camp Tahoe Nat'l Forest, Truckee Quad., French Meadows, Poppy Cam Comment
  UC847122  Salix lemmonii A. A. Heller 1917-6-17 12688 Placer along Yuba R. below Cisco; Yuba R. 1676 Comment
  UCD22315  Salix lemmonii Rex Palmer 1979-6-21 N 416 Placer Headwaters basin area of the North Fork of the American River Comment
  CAS-BOT-BC124758  Salix lemmonii L. S. Smith 1931-6-12 9 Placer Tahoe National Forest, Babbit Springs along road to Babbit L.O. 2133 Comment
  RSA31128  Salix lucida subsp. lasiandra A. A. Heller 1917-6-19 12747 Placer 5 miles W of Colfax. Comment
  CAS-BOT-BC125810  Salix orestera W. R. Dudley 1900-6-14 5133 Placer Valley northwest of Lake Mary, near Summit Comment
  JEPS86497  Salix orestera L. R. Heckard with J. Hickman and Alice Howard 1986-7-27 6579 Placer ca. 5 mi se Donner Lake (near Frog Lake, in cirque below 7889 ft rise, ca. 1.5 mi se of Chickering houses at Soda Spring (old resort)); , Frog Lake, Sherman Chickering's Soda Springs ho 2286 Comment
  UC1135081  Salix scouleriana B. Bolt 1934-7-22 157 Placer Chicken Hawk Camp Tahoe Nat'l Forest, Colfax Quadrangle, Chicken Hawk Camp Comment
  UC1135086  Salix scouleriana B. Bolt 1934-7-23 162 Placer end of rd. from Westville (Plot 249); Tahoe Nat'l Forest, Colfax Quad. Comment
  UC1135094  Salix scouleriana N. French 1934-5-31 380 Placer 1/2 mi. e. Texas Hill; Tahoe Nat'l Forest, Colfax Quad. Comment
  UC484002  Sambucus mexicana Carl B. Wolf 1930-10-11 1729 Placer 4 mi w Emigrant Gap 1524 Comment
  CAS-BOT-BC238835  Sambucus nigra subsp. caerulea Mary P. Wells 1980-9-11 s.n. Placer Forest west of Pioneer Way, Tahoe City 1981 Comment
  UC148977  Sambucus racemosa var. microbotrys H. M. Hall July 1910 8726 Placer Fordyce Creek Sierra Nevada Mountains 2103 Comment
  JEPS13384  Sambucus racemosa var. microbotrys C. F. Sonne 1886-7-5 127 Placer <at Lakes near summit> Sierra Nevada Mts. 2194 Comment
  CAS-BOT-BC235190  Sambucus racemosa var. racemosa John Thomas Howell 1925-7-2 1333 Placer Trail to Desolation Valley above Glen Alpine, Lake Tahoe region Comment
  CAS-BOT-BC235191  Sambucus racemosa var. racemosa L. S. Smith 1926-6-8 1894 Placer Tahoe National Forest. English Mt. Ridge above Meadow Lake 2286 Comment
  CDA15934  Sanguisorba annua G. F. Hrusa, J. Glazner 1999-7-17 15160 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  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
  SDSU2334  Sanicula bipinnatifida var. flava unknown 1951-5-1 2103 Placer 457 Comment
  UCR177015  Sanicula crassicaulis George K. Helmkamp, Elizabeth Helmkamp 2006-5-13 10455 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
  UCR194970  Sanicula crassicaulis George K. Helmkamp, E. A. Helmkamp 2007-5-18 12001 Placer Northern Sierra Nevada Mountains Foothills, Forest Hill Road, 4.3 miles northeast of the bridge over the junction of North and West Forks of the American River 485 Comment
  UCR235481  Sanicula crassicaulis George K. Helmkamp, E. A. Helmkamp 2012-5-5 18936 Placer Northern Sierra Nevada Mountains Foothills, Todd Valley Road, 1.2 miles south of its junction with Foresthill Road 779 Comment
  JEPS126306  Sanicula tuberosa Steve Matson 2003-7-6 830 Placer Truckee River Watershed SW of Truckee; Squaw Valley; Shirley Canyon; along Granite Chief Trail to PCT (Pacific Crest Trail). Comment
  SD247300  Sanicula tuberosa George K. Helmkamp, E. A. Helmkamp 2012-6-19 19246 Placer Northern Sierra Nevada Mountains: Robinson's Flat, 27 miles east of Forest Hill at the end of Forest Hill Road. 2040 Comment
  RSA20882  Saxifraga californica Carl B. Wolf 1937-3-30 8346 Placer Sacramento Valley, 4.8 mi. E of Lincoln on Penryn Rd. 91 Comment
  UC115054  Saxifraga odontoloma C. F. Sonne 1897-8-14 Placer canyon above Coldstream; Sierra Nevada Mountains Comment
  POM142223  Saxifraga tolmiei C. F. Sonne 1892-9-11 5573 Placer E slope Tinker Knob. 2744 Comment
  UCD128066  Scandix pecten-veneris Lynn Gould 1962-4-14 39 Placer 0.5 mile northwest of Rocklin. Comment
  SFV8582  Scandix pecten-veneris K. Zancai 1972-5-13 46 Placer Crother Road, 4 miles north of U. S. Interstate Highway 80. Along roadside in moist, shaded area near spring. Comment
  UCD126459  Schedonorus arundinaceus Beecher Crampton 1964-7-21 7122 Placer Cisco Grove (old site). 1722 Comment
  CHSC73483  Schoenoplectus acutus var. occidentalis L. P. Janeway; Eric Schroder 1998-9-16 6326 Placer Lake Tahoe Basin. Southwestern border of Lily Lake; head of McKinney Creek, about 2.7 mi southwest of Lake Tahoe. Neear shore of lake. 2164 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
  UC1100817  Scirpus pungens Malcolm A. Nobs, S. Galen Smith 1949-8-22 1545 Placer at sw city limits Roseville (marshy stream) Comment
  SEINET5337094  Scleranthus C. Aarstad, H. N. Mozingo 1979-4-1 s.n. Placer 1/2 mile east of junct. of old and new Auburn--forest hills road. 792 Comment
  UCD92480  Scribneria bolanderi Beecher Crampton 1953-4-21 1116 Placer 2 miles north of Lincoln, Sunnybrook Farms. Comment
  UCD92500  Scribneria bolanderi Beecher Crampton 1957-5-7 3987 Placer 2 miles north of Lincoln. Comment
  RSA88136  Scrophularia californica var. desertorum J. T. Howell 1951-6-28 27679 Placer Jamison Creek. 1585 Comment
  POM70094  Scutellaria californica Marcus E. Jones 1882-6-30 2594 Placer Emigrant Gap. Comment
  UCD22013  Scutellaria californica Beth Lowe Corbin 1982-8-2 164 Placer Onion Creek campground. In dry drainageway, of fine, sandy, granitic soil. Perennial herb with creme white flowers. Mostly sun. South facing slope. Relatively abundant in 1 localized area. 1841 Comment
  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
  UC25807  Scutellaria californica Mrs. M. M. Hardy 1893-1 Placer Comment
  CAS-BOT-BC417846  Sedella pumila Alice Eastwood; John Thomas Howell 1937-5-8 4337 Placer near Auburn on road to Grass Valley Comment
  JEPS72364  Sedum obtusatum Gladys L. Smith 1972-6-18 3155 Placer volcanic cliff above Alpine Meadows; above Alpine Meadows 2133 Comment
  RSA0074846  Sedum obtusatum Marcus E. Jones 1882-6-29 s.n. Placer Emigrant Gap. Comment
  SEINET8552392  Sedum oreganum subsp. oreganum P. B. Kennedy 1901-8-21 424 Placer Middle Fork of American River. Comment
  CAS-BOT-BC59086  Sedum spathulifolium Marcus E. Jones 1882-6-30 3345 Placer Emigrant Gap Comment
  UCD102080  Sedum spathulifolium Noel F. Sommer 1954-5-19 102 Placer 2.9 miles southeast of U.S. Highway 40 on road originating 2.5 miles north of Weimar and going east to Foresthill. 762 Comment
  UCD135983  Selaginella hansenii A. S. Crafts 1940-12-10 s.n. Placer Near Auburn. Comment
  UC942750  Selaginella hansenii Peter H. Raven and G. L. Stebbins Jr. 1952-4-20 4019 Placer above bridge on N. Fork American River on Rt. 49 N. Fork American River 365 Comment
  CAS-BOT-BC69716  Selaginella wallacei D. L. Smith; G. L. Stebbins 1976-7-3 C 7679 Placer NW. side of Ralston Ridge, above Middle Fork American River just e. of Big Crater. 1249 Comment
  CAS-BOT-BC69718  Selaginella wallacei G. L. Stebbins 1977-7-1 7737 Placer Above Middle Fork, American River, near Last Chance. 1341 Comment
  RSA0013335  Senecio aronicoides C. L. Hitchcock 1940-5-7 6337 Placer 1 mile west of Baxter Comment
  UCD44703  Senecio hydrophiloides C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 2069 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  UCD41247  Senecio integerrimus Ellen Dean; Art Shapiro, Adrienne Shapiro 2003-5-12 1702 Placer Dutch Flat area, north of Hwy 80 near Alta Exit. Along Drum Powerhouse Road, about 1.5 road miles northeast of intersection with Main St. 1066 Comment
  JEPS28864  Senecio integerrimus var. exaltatus J. R. Sweeney 1962-6-22 2646 Placer 2 mi e Tahoe City (n shore of Lake Tahoe); Lake Tahoe Comment
  SJSU5432  Senecio integerrimus var. exaltatus M. B. Olesen 1965-5-31 Placer near Incline Village, Lake Tahoe 1920 Comment
  CAS-BOT-BC363999  Senecio integerrimus var. major John Thomas Howell 1925-6-27 1192 Placer Tahoe Tavern, Lake Tahoe 1889 Comment
  JEPS126354  Senecio integerrimus var. major Steve Matson 1998-6-21 259 Placer nSHN; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; north of Highway 267. Comment
  UC148927  Senecio integerrimus var. major H. M. Hall 1910-7-1 8729 Placer Cisco Sierra Nevada Mountains 1828 Comment
  UCR191103  Senecio integerrimus var. major George K. Helmkamp, E. A. Helmkamp 2007-6-12 12328 Placer Northern Sierra Nevada Mountains, Lake Spaulding Road just north of its junction with Hwy CA-20 1610 Comment
  CAS-BOT-BC364389  Senecio triangularis A. A. Heller 1919-7-26 13313 Placer Summit meadows west of Donner Pass 2072 Comment
  UCD135801  Senecio triangularis L. M. Sparks 1912-8-1 56 Placer Lake Tahoe. 1920 Comment
  UCD43853  Senecio triangularis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-7 1219 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  UCD44005  Senecio triangularis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-11 1371 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  CAS-BOT-BC364386  Senecio triangularis L. S. Smith 1927-8-5 2153 Placer Tahoe National Forest. Robertson Flat R.S. fenced pasture Comment
  JEPS126318  Sericocarpus oregonensis subsp. californicus Steve Matson 2004-8-22 1115 Placer Tahoe Basin west shore; Ward Canyon; Driveway off Zermatt Road near Courchevel Road. Comment
  SEINET9323577  Sericocarpus oregonensis subsp. californicus Unknown 1975-9-9 9280 Placer Placer Comment
  HSC33342  Setaria faberi K. Stark, William J. Ferlatte 1974-11-11 1677 Placer Near Penryn on Taylor Rd. 0.5 mi. E of Sicley Rd. 137 Comment
  UCD92709  Setaria pumila Beecher Crampton 1965-9-13 7494 Placer Gold Run, Interstate Hwy. 80. 975 Comment
  UC1261251  Setaria viridis G. D. Barbe 1974-11-26 1985 Placer e. Roseville (fence line along Barton Rd. at Eureka Rd., n.w. corner) Comment
  CAS-BOT-BC213130  Sidalcea John H. Thomas; Hazelle A. Thomas 1956-7-21 6096 Placer Vicinity of Donner Pass, about 80 miles northeast of Sacramento, Sierra Nevada 2377 Comment
  CAS-BOT-BC213131  Sidalcea Catherine Best 1981-8-2 s.n. Placer Above French Meadow Reservoir, Sierra Nevada Comment
  UC1980584  Sidalcea C. Rose Broome, Crissie Cagle 1978-8-3 2309 Placer Laing Rd. (frontage rd. to Rancho Sierra Inn) just S of I-80 at Emigrant Gap exit. Mountain meadow. Comment
  JEPS59420  Sidalcea glaucescens Ezra Brainerd and Viola B. Baird 1915-7-25 140 Placer above Deer Park Inn (Garden of the Gods); Sierra Nevada Mts., Garden of the Gods 2072 Comment
  OBI20167  Sidalcea glaucescens David J. Keil 1978-7-23 12933 Placer Cisco Grove exit from I-80, just E of Nevada Co line 1768 Comment
  SEINET3480547  Sidalcea glaucescens L. S. Rose 1941-7-14 1913 Placer Lake Tahoe, Lake Tahoe, Homewood Comment
  UC1124951  Sidalcea glaucescens N. French 1934-6-22 484 Placer 1/2 mi w Lake Van Norden; Truckee Quadrangle 2133 Comment
  UCD116665  Sidalcea glaucescens Ted C. MacRae 1995-7-30 62 b Placer Tahoe National Forest, 9 miles south of Serene Lakes on Soda Springs Road. Comment
  UCD21588  Sidalcea glaucescens E. Dean; M. Starbuck, C. Tresan, S. Tresan 2002-7-30 1251 Placer Vicinity of the town of Soda Springs. Along trail that starts at Soda Springs Rd. and travels E from the Serene Lakes region up ca. 100 m to a ridge that looks down on Lake Van Norden and railroad tracks. W-facing slope, ascending ridge. 2200 Comment
  HSC16036  Sidalcea glaucescens R. G. Means 1962-6-28 49 Placer N end Lake Tahoe, near Placer County Admin. Bldg. 1921 Comment
  JEPS67226  Sidalcea glaucescens L. S. Smith 1925-6-27 1658 Placer Ward Creek runs into Lake Tahoe 2 mi s of head Truckee River; Tahoe Nat'l Forest, Ward Creek 1920 Comment
  SEINET8726849 Image available Sidalcea glaucescens L. S. Rose 1941-1 41314 Placer Homewood, Lake Tahoe 1900 Comment
  SD44647  Sidalcea hartwegii Darley F. Howe 1951-5-2 2107 Placer 4.0 miles north of Auburn. 456 Comment
  UC871466  Sidalcea malviflora subsp. asprella C. L. Hitchcock 1940-5-7 6338 Placer ca 1 mi w Baxter; w of Baxter Comment
  UCR201518  Sidalcea malviflora subsp. asprella George K. Helmkamp, E. A. Helmkamp 2008-8-20 14017 Placer Northern Sierra Nevada Mountains, Rainbow exit south from US-80 and east of Big Bend, adjacent to the South Yuba River 1811 Comment
  UCR241354  Sidalcea malviflora subsp. asprella George K. Helmkamp, Mary Alice Barnes, E. A. Helmkamp 2012-9-8 19821 Placer Northern Sierra Nevada Mountains, along Forest Hill Road, 0.7 mile north of Robinson Flat Campground, about 26 miles northeast of Foresthill, Tahoe National Forest 2034 Comment
  UCD22087  Sidalcea oregana Rex Palmer 1979-6-21 N 393 Placer Headwaters basin area of the North Fork of the American River Comment
  UCD44721  Sidalcea oregana C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 2087 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  UCD43308  Sidalcea oregana subsp. hydrophila C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-12 676 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  CDA13684  Sidalcea oregana subsp. oregana G. F. Hrusa, J. Glazner 1997-8-3 14044 Placer Sierra Nevada; Corner of Hwy 89 & Squaw Valley Rd. Comment
  CHSC73957  Sidalcea oregana subsp. spicata Susi Urie 1998-8-28 98 -139 Placer Middle of Page Meadows; about 2 mi west of Lake Tahoe and Sunnyside. 2115 Comment
  CHSC74414  Sidalcea oregana subsp. spicata Susi Urie; Eric Schroder 1998-9-9 98 -306 Placer Meadow complex on south side of Ward Creek about 1.6 mi west of Lake Tahoe and Sunnyside. 1987 Comment
  JEPS127466  Sidalcea oregana subsp. spicata Steve Matson 2003-6-29 817 Placer nSNH; Martis Valley, about 4 miles SE of Truckee; Martis Creek Wildlife Area. Comment
  LA83273  Sidalcea oregana subsp. spicata O. H. Kappler; 1946-7-18 1318 Placer Lake Tahoe, NW shore 1920 Comment
  UC710570  Sidalcea oregana subsp. spicata John Thomas Howell 1943-7-19 18570 Placer Summit Valley Comment
  UCD150578  Sidalcea oregana subsp. spicata James A. Neilson Jr. 1972-8-10 2705 Placer Tahoe Basin, Lower Ward Valley. 1981 Comment
  UCD21602  Sidalcea oregana subsp. spicata E. Dean; M. Starbuck, C. Tresan, S. Tresan 2002-7-30 1267 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
  JEPS59422  Sidalcea oregana subsp. spicata Ezra Brainerd and Viola B. Baird 1915-7-22 142 Placer along R.R. (Bear Rock Camp); Sierra Nevada Mts., Bear Rock Camp 1889 Comment
  POM9889  Sidalcea oregana subsp. spicata E. Keyes 1920-08 s.n. Placer Lake Tahoe. Comment
  SEINET8726854 Image available Sidalcea spicata Lewis S. Rose 1937-1 37614 Placer Tahoe Vista 1905 Comment
  UCR173250  Silene californica George K. Helmkamp, Elizabeth Helmkamp 2006-5-13 10457 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
  SEINET5726594 Image available Silene californica Allen Fone 1975-1 43 Placer 2.1 miles west of Auburn-Foresthill Road Comment
  CAS-BOT-BC386980  Silene douglasii H. M. Hall 1910-7-4 8742 Placer Near Cisco 1890 Comment
  CAS-BOT-BC386981  Silene douglasii C. F. Sonne 1885-7-12 194 Placer Sierra Mountains Comment
  POM151490  Silene douglasii var. douglasii Katherine Brandegee s.n. Placer Donner Summit. 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
  UCD159849  Silene invisa G. Ledyard Stebbins; Charlotte Pyles 1979-7-31 s.n. Placer North slope of ridge between Soda Springs, on North Fork American River, and Lyons Peak. 2072 Comment
  CAS-BOT-BC389371  Silene lemmonii Marcus E. Jones 1882-7-1 s.n. Placer Emigrant Gap Comment
  POM100920  Silene lemmonii Marcus E. Jones 1882-7-1 s.n. Placer Emigrant Gap. Comment
  UC311414  Silene lemmonii Marcus E. Jones, A. M. 1882-6-27 Placer Emigrant Gap Comment
  SEINET5337234  Silene occidentalis H. M. Hall 1910-6-25 8709 Placer Cisco, Upper Transition zone, in half-shaded openings in thickets. 1800 Comment
  UC845024  Sisyrinchium bellum C. L. Hitchcock 1940-5-7 6340 Placer 1 mi w of Baxter Comment
  SACT002105  Sitanion hystrix Michael Baad 1983-7-23 Placer Tahoe Airport. Along northeast side of Highway 267. 2100.0 Comment
  SACT002216  Sitanion hystrix D. Meyer 1983-7-16 Placer 1624.0 Comment
  SACT002228  Sitanion hystrix D. Meyer 1983-6-25 Placer 1636.0 Comment
  UC844175  Smilacina racemosa Alice Eastwood Jun 15 1912-Jun 19 1912 411 Placer Deer Park Lake Tahoe Region Comment
  UCR253803  Solanum americanum George K. Helmkamp, Elizabeth Helmkamp 2012-10-30 20096 Placer Sacramento Valley, South Dowd Road, 0.1 mile south of its junction with Moore Road, southwest of Lincoln 34 Comment
  CDA5934  Solanum dimidiatum Clark, Margaret Bellue 1945-10-11 Placer Southern Pacific yards, Roseville. 0 Comment
  POM69614  Solanum umbelliferum Marcus E. Jones 1882-6-25 s.n. Placer Emigrant Gap. Comment
  UC1125021  Solanum umbelliferum N. French 1933-5-16 55 Placer 3 mi se of Weimer 609 Comment
  SEINET3162627  Solanum xanti W. H. Evans 1891-8-1 sn Placer Lake Tahoe Comment
  SEINET6186063  Solanum xanti A. Beninghoff 1930-3-15 2820 Placer Virginia Tower Comment
  RSA122313  Solidago californica G. T. Nordstrom 1934-6-21 130 Placer 4/10 mile west by northwest of Mammoth Springs. 1707 Comment
  RSA122317  Solidago canadensis subsp. elongata H. S. Yates 1934-6-29 3900 Placer Near Tahoe City. 1921 Comment
  RSA473674  Solidago canadensis subsp. elongata Wm. Martin 1971-9-10 20284 Placer Blue Canyon Creek, 2 miles south of Ranger Station, Tahoe Natl. Forest. Comment
  CAS-BOT-BC365504  Solidago elongata Catherine Best 1981-8-1 s.n. Placer Big Meadow, about 3 miles south of French Meadows 1600 Comment
  JEPS126355  Solidago elongata Steve Matson 2002-8-4 659 Placer nSNH; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; nearly one mile SW of Parking lot and picnic spot south side of Highway 267, along Lookout Mtn. Creek. Comment
  UC1070239  Solidago elongata B. Bolt 1934-8-22 186 Placer Grayhorse Flat Truckee Quad., , Grayhorse Flat (Tahoe National Forest) Comment
  UC579497  Solidago elongata H. S. Yates 1934-6-29 3900 Placer near Tahoe City; Truckee Quad. Comment
  CAS-BOT-BC365114  Solidago velutina subsp. californica Mrs. C. E. Miller 1919-1-1 s.n. Placer McKinneys, Lake Tahoe Comment
  JEPS113108  Soliva sessilis Lowell Ahart, Brian Williams 2007-4-13 13634 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
  CDA7650  Soliva sessilis M. K. Bellue 1947-3-22 Placer Lost Lake. 0 Comment
  CDA37238  Sonchus asper CDFA Staff s.n. Placer Nute Ranch, near Nute Road. 0 Comment
  POM366677  Sorbus californica Wm. Martin 1971-9-10 20274 Placer Blue Canyon Creek, 2 miles south of Ranger Station, Tahoe Natl. Forest. Comment
  CAS-BOT-BC158903  Sorbus scopulina W. R. Dudley 1909-8-7 s.n. Placer Little Bear Valley, near Dutch Flat Comment
  UCD34130  Spergula arvensis Beecher Crampton 1977-3-8 9452 Placer Placer County, S.W. of Lincoln along Fiddyment road. Comment
  CAS-BOT-BC389928  Spergula arvensis John Thomas Howell; Gordon H. True 1971-5-26 47644 Placer Northern limits of Lincoln 48 Comment
  CDA3450  Spergula arvensis W. Wilson 1959-3-12 1954 Placer Gunther s property near Lincoln. 0 Comment
  UC1128702  Spiraea densiflora N. French 1934-6-8 403 Placer Cisco Butte; Tahoe National Forest, Colfax Quad. 1920 Comment
  UCD33392  Sporobolus cryptandrus Beecher Crampton 1967-7-26 8156 Placer 1 mile W of Gold Run on Interstate Hwy. 80. 914 Comment
  UCD93123  Sporobolus cryptandrus Beecher Crampton 1967-7-26 8165 Placer 1 mile E of Penryn, Interstate Hwy. 80W. Comment
  UC416739  Stachys ajugoides var. rigida Katharine Brandegee Aug. 1911 Placer Tahoe Tavern Comment
  CAS-BOT-BC181374  Stellaria calycantha Alice Eastwood 1909-1-1 242 Placer Deer Park - Lake Tahoe Region Comment
  POM286219  Stellaria longipes Lyman Benson 1942-7-2 11252 Placer Highway junction 1 mile west of Truckee. Truckee River drainage area. 1829 Comment
  CHSC73943  Stellaria longipes var. longipes Susi Urie 1998-8-18 98 -069 Placer Lake Tahoe Basin--National Forest. About 0.2 mi north of Lake Tahoe; large meadow complex between Kings Beach and Tahoe Vista. 1901 Comment
  UCR170977  Stellaria media George K. Helmkamp, E. A. Helmkamp 2006-2-9 10041 Placer Northern Central Valley, English Colony Way [Humphrey Road] at Sierra College Blvd near Clover Valley Creek; SE of Lincoln 183 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
  CAS-BOT-BC398277  Stellaria umbellata John Thomas Howell 1943-7-22 18701 Placer Summit Valley Comment
  JEPS111162  Stenotus acaulis Steve Matson 2005-7-16 1398 Placer Tahoe west shore, about 900 meters northwest of Barker Pass/PCT trailhead, 200 meters south of where PCT reaches saddle north of Barker Peak; 39.0808 N, 120.2438 W; elevation 8,100 ft. 2468 Comment
  CDA8828  Stenotus acaulis var. acaulis Jim Jokerst 1986-7-13 2736 Placer High Sierra Nevada; Trail from The Cedars, southwest of Donner Lake, just below the summit of Needle Peak. 0 Comment
  UC195908  Stephanomeria lactucina C. F. Sonne 1884-8-24 Placer above Coldstream; Sierra Nevada Mts. Comment
  JEPS36882  Stephanomeria lactucina L. S. Smith 1925-8-13 1701 Placer road below Millers Defeat; Tahoe Forest 1859 Comment
  SACT002313  Stipa californica Michael Baad 1983-7-11 Placer 0.1 mile south of intersection. 3.5 air miles southeast of Emigrant Gap. Comment
  SACT002338  Stipa cernua Josephine Van Ess 1975-5-23 Placer Collected on south slope leading up to Volcano Hill. Open grassy slope. Comment
  SACT002340  Stipa columbiana Michael Baad 1976-8-7 Placer 2072.0 Comment
  SACT002341  Stipa columbiana D. Meyer 1983-9-10 Placer Collected on west end near parking lot moist streambank and meadow. 1879.0 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
  OBI20289  Stipa occidentalis var. californica Robert F. Hoover 1967-9-7 10854 Placer Antone Meadow Comment
  SACT002397  Stipa pulchra Josephine Van Ess 1977-4-22 Placer Collected north of Athens Road. Railroad embankment. 39.6 Comment
  SACT002410  Stipa stillmanii D. Meyer 1984-7-29 Placer 1645.92 Comment
  SACT002411  Stipa stillmanii Josephine Van Ess 1974-7-30 Placer Collected about 3.3 miles from Highway 20, found only in Blue Canyon area. 1584.96 Comment
  CAS-BOT-BC87413  Streptanthus polygaloides Saichi Kawahara 1969-7-6 1474 Placer On Finning Mill Road just south of Sugar Pine Road. Tahoe National Forest. 1139 Comment
  CAS-BOT-BC87417  Streptanthus polygaloides C. L. Hitchcock 1940-5-15 6401 Placer 6 miles north of Colfax. Comment
  RSA27025  Streptanthus polygaloides C. L. Hitchcock 1940-5-15 6401 Placer 6 miles N of Colfax Comment
  CAS-BOT-BC87769  Streptanthus tortuosus F. Almeda 1993-7-24 7264 Placer Sierra Nevada. About 15 miles southeast of Interstate Highway #80 at Soda Springs on the trail to Upper Sheep Valley. 2133 Comment
  CAS-BOT-BC87771  Streptanthus tortuosus Hy Edwards; J. P. Moore 479 Placer Summit. Comment
  UC1126974  Streptanthus tortuosus N. French 1934-5-24 360 Placer N. Fork of N. Fork American River Tahoe National Forest, Colfax Quadrangle 1341 Comment
  UCD22384  Streptanthus tortuosus Rex Palmer 1979-6-19 N 231 Placer Headwaters basin area of the North Fork of the American River Comment
  SJSU2076  Styrax redivivus F. J. Santana 1958-5-10 78 Placer c. 2 mi from Auburn, Sierra Nevada foothills 426 Comment
  UCD119107  Styrax redivivus M. H. Mills 1996-4-12 144 Placer 5830 Walden Lane, Loomis. 180 Comment
  UCD22735  Styrax redivivus C. H. Pinney 1975-5-24 156 Placer 0.4 miles west of Juct Hwy 49 and Forrest Hill Rd. 609 Comment
  CAS-BOT-BC245859  Symphoricarpos Saichi Kawahara 1969-5-24 837 Placer Slope overlooking the north fork of the American River on the Colfax-Iowa Hill Road between Dinner Tree and Windy Point 585 Comment
  UCD137400  Symphoricarpos Beth Lowe Corbin 1982-8-3 199 Placer Hill west of Onion Creek Campground. 1853 Comment
  CAS-BOT-BC215295  Symphoricarpos mollis F. Almeda 1993-7-25 7302 Placer Soda Springs in the Sierra Nevada about 15 miles from Interstate Hwy #80 due SE of Donner Pass 1920 Comment
  CAS-BOT-BC237004  Symphoricarpos mollis John Thomas Howell 1943-7-25 18812 Placer West side of Donner Pass near Norden 2133 Comment
  UC1119959  Symphoricarpos mollis J. E. Sowder, R. W. Lundh 1933-4-15 Placer Greek Store; Colfax Quad. 670 Comment
  CAS-BOT-BC245737  Symphoricarpos rotundifolius Elizabeth Parsons Hawver 1911-7-20 s.n. Placer Ward Creek, Lake Tahoe Region Comment
  UC1120009  Symphoricarpos rotundifolius var. rotundifolius N. French 1934-6-22 475 Placer 0.5 mi w Lake Van Norden; Tahoe National Forest, Truckee Quad. 2133 Comment
  CHSC74195  Symphyotrichum foliaceum var. parryi Susi Urie 1998-9-4 98 -259 Placer On north side of Ward Creek about 2.9 mi west of Lake Tahoe and Sunnyside. 2011 Comment
  UC128218  Symphyotrichum spathulatum Miss Harriet A. Walker 1908-7-25 1396 Placer near, Cisco Yuba River Comment
  UCD136650  Symphyotrichum spathulatum G. 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 E of the Nevada County border. 2151 Comment
  UCD44490  Symphyotrichum spathulatum C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1856 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  UC148934  Symphyotrichum spathulatum H. M. Hall 1910-7-11 8757 a Placer Old Cisco, along Yuba River Yuba River 1737 Comment
  CHSC74201  Symphyotrichum spathulatum var. spathulatum Susi Urie 1998-8-26 98 -114 Placer Eastern end of Page Meadows; about 1.5 mi west of Lake Tahoe and Sunnyside. 2121 Comment
  CAS-BOT-BC376789  Tanacetum parthenium Peter H. Raven 1956-8-4 9987 Placer Blue Canyon 1432 Comment
  CAS-BOT-BC376911  Taraxacum officinale Lyman Benson 1942-7-2 11250 Placer Junction of U.S. 40 and the Truckee River Road to Lake Tahoe, Sierra Nevada, Truckee River 1828 Comment
  JEPS127408  Taraxia tanacetifolia Steve Matson 1998-5-6 224 Placer nSNH Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area south side of Highway 267. East of Martis Creek. Comment
  UC566896  Tauschia hartwegii H. L. Mason 1926-5-28 3266 Placer hills near Auburn (Auburn) Comment
  CAS-BOT-BC85265  Taxus brevifolia W. R. Dudley 1909-7-1 s.n. Placer Dutch Flat 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-BC85266  Taxus brevifolia Mary E. Jump 1939-11-1 s.n. Placer Little Bear Canyon Comment
  CAS-BOT-BC447428  Tellima grandiflora Marcus E. A M Jones 1982-7-1 2710 Placer Emigrant Gap Comment
  SCFS1201  Thalictrum fendleri E. Krimmel, F. Felix 2013-7-28 Placer North Fork American River, below Soda Springs Road on Swimming Hole Trail in damp woods. Stop #1 Comment
  UC477531  Thalictrum fendleri L. S. Smith 1931-6-3 2555 Placer Robertson Flat Tahoe Nat. Forest 2133 Comment
  UC9691  Thalictrum fendleri C. J. Fox Jr. July 1895 Placer Deer Park Inn Comment
  CDA13673  Thalictrum fendleri var. fendleri G. F. Hrusa, J. Glazner 1997-8-3 14033 Placer Sierra Nevada; Corner of Hwy 89 & Squaw Valley Rd. Comment
  UCD42950  Thalictrum fendleri var. fendleri C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 319 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  UCD42984  Thalictrum fendleri var. fendleri C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 353 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  UCD44458  Thalictrum fendleri var. fendleri C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1824 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  SEINET3161796  Thalictrum fendleri var. platycarpum W. A. Setchell, C. C. Dobie 1901-7-6 sn Placer Glen Alpine 2743 Comment
  CHSC72885  Thalictrum sparsiflorum L. P. Janeway; Eric Schroder, Katherine Murrell, Marcus Yee 1998-7-15 5767 Placer Lake Tahoe Basin Management Unit- National Forest. North side of Blackwood Creek, 1.7 mi west of Lake Tahoe. Meadow complex. 1938 Comment
  UC1729931  Thalictrum sparsiflorum L. P. Janeway, Eric Schroder, Katherine Murrell, Marcus Yee 1998-7-15 5767 Placer 1.7 mi w of Lake Tahoe (n side of Blackwood Creek, Homewood Quadrangle); Blackwood Creek, Homewood Quadrangle 1938 Comment
  SEINET6627109  Thelypteris nevadensis P. B. Kennedy 1901-8-21 425 Placer Middle Fork of American River Comment
  SD248366  Thysanocarpus curvipes George K. Helmkamp, Mary Alice Barnes 2013-4-18 20338 Placer Northern Sierra Nevada MountainsFoothills: Yankee Jim Road, 0.9 mile east of its juncton with Canyon Way, 4.4 miles SE (167a^z) of Colfax (Colfax 7.5'Q) 561 Comment
  UCD115924  Thysanocarpus curvipes K. Esau 1932-4-17 s.n. Placer Auburn. Comment
  SEINET12476703  Thysanocarpus curvipes D. K. Worley, H. Mozingo 1977-3-19 s.n. Placer Old road, N of Hwy 49, N of the confluence of North and Middle Forks of American River. 305 Comment
  CAS-BOT-BC67320  Thysanocarpus radians Carl B. Wolf 1937-3-30 8355 Placer Sacramento Valley, 2 miles north of Lincoln. 53 Comment
  UCD116044  Thysanocarpus radians Allan R. Magie 1957-4-14 121 Placer Auburn. 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
  UCD21726  Tiarella trifoliata var. unifoliata Robin McMaster 1972-6-6 118 Placer Lake Spaulding. Comment
  UCR173264A  Torilis arvensis George K. Helmkamp, Elizabeth Helmkamp 2006-5-13 10427 A Placer Northern Sierra Nevada foothills, 2.1 mi south of Auburn along Calif. Hwy 49 293 Comment
  UCR250354  Torilis arvensis George K. Helmkamp, Mary Alice Barnes 2013-5-3 20492 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
  SEINET4178564 Image available Torilis arvensis George Helmkamp, E. A. Helmkamp 2010-6-26 Placer Sierra Nevada Mtns Foothill, Jct of Canyon Way and Yankee Jim's Rd. 616 Comment
  UC1134358  Torreya californica N. French 1933-10-18 108 Placer Yankee Jim Colfax Quad., Yankee Jim 609 Comment
  UCD93221  Torreyochloa pallida var. pauciflora C. G. Pringle 1882-9-23 s.n. Placer Summit Valley, Sierra Nevada Mountains. 2438 Comment
  CAS-BOT-BC172898  Toxicodendron diversilobum John Thomas Howell; Gordon H. True 1972-3-17 7076 Placer Just south of Auburn Ravine, 1 1/2 miles west of Lincoln 48 Comment
  UC191385  Toxicodendron diversilobum C. F. Sonne May 17 1891-Jun 7 1891 Placer between Colfax and (fr - June 7.) Gold Run (below Auburn (fls.- May 17)) Comment
  UCD117029  Toxicodendron diversilobum Thomas Morley 1946-5-30 594 Placer Northeast of the Masonic Cemetery, Dutch Flat. 1005 Comment
  UCD148669  Tragopogon dubius G. Ledyard Stebbins 1986-6-11 C 601 Placer Truckee. (Exact location unknown; coordinates estimated by label maker.) Comment
  UCR257640  Trichostema lanceolatum George K. Helmkamp, Elizabeth Helmkamp 2012-10-13 20016 Placer Sacramento Valley, Granite Bay, Folsom Lake; Park Road 1.8 miles north of the east end of Douglas Blvd. 146 Comment
  CDA15935  Trichostema oblongum G. F. Hrusa, J. Glazner 1999-7-17 15158 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  UC572392  Trientalis latifolia N. French 1934-6-15 411 Placer Tahoe National Forest, Scott Hill Scott Hill; Tahoe National Forest, Scott Hill 1463 Comment
  UCD117581  Trientalis latifolia Eric S. Ngay 1990-6-2 26 Placer Bridlevail Falls, Route 50. Comment
  UCD15611  Trientalis latifolia Lisa Montany 1985-5-18 29 Placer Mosquito Ridge Rd, 14.3 miles west of Forest Hill Rd. Comment
  UC187962  Trifolium albopurpureum var. olivaceum Katharine Curran April 1883 Placer Penryn Comment
  CAS-BOT-BC227704  Trifolium ciliolatum G. K. Helmkamp; E. A. Helmkamp 2007-5-18 12019 Placer Northern Sierra Nevada Mountains Foothills: along Mosquito Ridge Road, 4.2 miles southeast of Foresthill 793 Comment
  OBI12698  Trifolium cyathiferum Robert F. Hoover 1967-9-7 10857 Placer Antone Meadow Comment
  HSC82235  Trifolium depauperatum Thomas W. Nelson 1979-4-10 4579 Placer Along W side of Sierra College Blvd. between I-80 and Douglas Blvd. Comment
  UCR146850  Trifolium depauperatum Beecher Crampton 1966-4-14 7644 Placer Sacramento Valley, north of Lincoln, Gladding Clay Pit Road and Hwy 99 [Calif. Hwy 65] 53 Comment
  CHSC96466  Trifolium dubium Lowell Ahart; Brian Williams 2007-4-13 13667 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
  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
  SD237453  Trifolium hirtum G. K. Helmkamp, E. A. Helmkamp 2010-4-23 15907 Placer Sierra Nevada Mountains Foothills: along Salmon Falls Road at Miners Valley Road, 4.5 miles south of junction with CA-49 at Pilot Hill (Pilot Hill 7.5'Q) 287 Comment
  UCD111203  Trifolium hirtum K. O'Keefe 1995-6-4 s.n. Placer Along Forest Hill Road, about 10 miles east of Auburn. 500 Comment
  UCR250064  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 962 Comment
  UCD111228  Trifolium hybridum R. Tofsrud 1951-7-11 s.n. Placer Cisco Grove. Comment
  UCR258124  Trifolium incarnatum George K. Helmkamp, Amy Barnes 2014-3-21 22648 Placer Sacramento Valley, Sheridan, Riosa Road at the west side of its junction with old CA-65 33 Comment
  UC149769  Trifolium kingii var. productum W. A. Setchell, C. C. Dobie Jul 6 1901-Jul 21 1901 Placer vicinity Lake Tahoe; Rubicon Park Comment
  JEPS71994  Trifolium longipes Gladys L. Smith 1972-6-18 3142 Placer Alpine Meadows 2072 Comment
  UCD111274  Trifolium longipes R. Tofsrud 1951-7-1 s.n. Placer Near Campton's store, Hwy. 40 (above Nayak). Comment
  UC630803  Trifolium longipes var. hansenii L. S. Smith 1916-6 652 Placer Squaw Valley Comment
  CDA11998  Trifolium microcephalum G. F. Hrusa 1995-5-2 12179 Placer Sierra Nevada; approx. 1 km. on Mosquito Ridge Rd. past Gorman Ranch Rd. intersection. Comment
  UCR194699  Trifolium microcephalum George K. Helmkamp, E. A. Helmkamp 2007-5-30 12203 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
  SEINET10487923  Trifolium microcephalum John M. Gillett, A. Moulds 1964-6-12 Gillett 12657 Placer Oak pine chaparal. Abundant. 10 Mi ne of auburn. Comment
  UCD109206  Trifolium monanthum R. Tofsrud 1951-7-1 s.n. Placer Near Campton's store, Hwy. 40 (above Nayak). Comment
  JEPS59437  Trifolium monanthum var. parvum Ezra Brainerd and Viola B. Baird 1915-7-21 157 Placer trail up river to Lake Tahoe; Sierra Nevada Mtns 1889 Comment
  UCD147090  Trifolium striatum Chuck Hughes 2013-5-6 374 Placer Southwest margin of Camp Far West Reservoir. 96 Comment
  SEINET7375933  Trifolium truncatum R. L. Smith 1942-4-3 23 Placer 3 mi. east of Roseville 122 Comment
  UC631450  Trifolium variegatum A. A. Heller 1919-7-25 13310 Placer below Cisco (near the Yuba River) Comment
  UCD109433  Trifolium variegatum R. Tofsrud 1951-6-1 s.n. Placer Between Weimar and Colfax. Comment
  UC16836  Trifolium variegatum var. melananthum H. N. Bolander 1865-4-11 4539 Placer near Auburn Comment
  UCSC010619  Trifolium willdenovii George K. Helmkamp, Amy Barnes 2014-3-21 22630 Placer Sacramento Valley: iosa Road at the east side of junction with CA SR65, just west of Sheridan 33 Comment
  RSA0039075  Trifolium wormskioldii George K. Helmkamp, Mary Alice Barnes 2013-4-18 20363 Placer Yankee Jim Road, 2.4 miles east of its junction with Canyon Way, 2.5 mi. ENE (78 ) of Weimar 512 Comment
  UC450026  Trifolium wormskioldii Katharine Brandegee Aug 1911 Placer Tahoe Tavern Comment
  UCD44594  Trifolium wormskioldii C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 1960 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  UCD123396  Triphysaria eriantha M. Vincent 1965-4-11 604 Placer 1 mile north of Marysville on Hwy. 99E. Comment
  HSC82520  Triphysaria eriantha subsp. eriantha Thomas W. Nelson, Jane Nelson 1979-4-11 4595 Placer Along N side of Douglas Blvd., 1 mi. S of junction with I-80 Comment
  JEPS16388  Triphysaria eriantha subsp. eriantha Mrs. Ames Placer [near] Auburn; [near] Auburn Comment
  JEPS113112  Triphysaria pusilla Lowell Ahart, Brian Williams 2007-4-13 13655 Placer On damp granite soil, margins of vernal pools and open pasture fields, about 1/2 mile south of the Manzanita Cemetery, about 1/2 mile west of Gladding Road, about 2 3/4 miles north of Lincoln 43 Comment
  JEPS4304  Triphysaria pusilla W. H. Shockley Jun 1886 Placer Auburn Comment
  CAS-BOT-BC228547  Triphysaria versicolor subsp. faucibarbata George K. Helmkamp; E. A. Helmkamp 2011-4-10 17158 Placer Sacramento Valley: along Riosa Road at the east edge of the village of Sheridan 41 Comment
  UC1133267  Trisetum projectum B. Bolt 1934-7-10 92 Placer 1 mi nw mouth of Little Granite; Tahoe National Forest, Colfax Quadrangle Comment
  UC1155399  Trisetum projectum Beecher Crampton 1964-7-21 7115 Placer Hwy 40 1/2 mi wnw Cisco Grove 1706 C