Search Results — 2000 specimen records retrieved (1635 records with coordinates)
(That's the default maximum. Contact Jason Alexander for larger data requests.)

Results for search: County=PLACER; Source=All;   
Map/download results:

BerkeleyMapper with layers and yellow flags

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.
A yellow cell in the column headed "?", for records with coordinates, indicates a discrepancy with respect to range as specified in the eFlora. Read more ...
? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  UCD22104  Acer glabrum Rex Palmer 1979-6-21 N 395 Placer Headwaters basin area of the North Fork of the American River 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-BC331007  Acer glabrum var. glabrum Alice Eastwood 1912-6-15 365 Placer Lake Tahoe Region. Deer Park Comment
  CAS-BOT-BC333261  Acer macrophyllum Marcus E. Jones 1882-6-28 3306 Placer Emigrant Gap Comment
  UC372535  Acer macrophyllum Marcus E. Jones, A. M. 1882-1 Placer Emigrant Gap Comment
Read comments
Sep 7 2010
  SEINET7893924  Acer macrophyllum W. D. Billings 1940-5-31 1275 Placer 5 miles E of Colfax. Comment
  SCFS1156  Achillea millefolium E. Krimmel, F. Felix 2013-7-28 Placer NFAm. Cedar's Meadow. Comment
  UCD33484  Achillea millefolium Beecher Crampton 1968-10-5 8387 Placer 10 miles S.E. of Truckee on State Hwy. 127. 1828 Comment
  UC822089  Achnatherum lemmonii Marcus E. Jones, A. M. 1882-6-28 3298 Placer Emigrant Gap Comment
  UCD50463  Achnatherum lemmonii G. L. Stebbins Jr. 1941-7-16 3175 Placer Rocky ledges along U.S. Highway no. 40, 1 mile west of Cisco Grove. Placer County. 1706 Comment
  CHSC74330  Achnatherum nelsonii subsp. dorei Susi Urie; Eric Schroder 1998-9-8 98 -276 Placer On north side of Ward Creek about 3.1 mi west of Lake Tahoe and Sunnyside. 2017 Comment
  SEINET232544 Image available Achnatherum nelsonii subsp. dorei Mary E. Barkworth, L Firestone 1987-8-20 4011 Placer Campground 0.7 mi south of I-80 to tahoe City; interchange at Truckee Comment
  SEINET255891 Image available Achnatherum nevadense Mary E. Barkworth, LR Firestone 1987-8-20 4008 Placer Campground 0. 7 mi south of I-89 to Tahoe City interchange Truckee Comment
  CAS-BOT-BC216874  Achnatherum occidentale John Thomas Howell 1943-7-25 18808 A Placer W side Donner Pass near Norden 2133 Comment
  SEINET5585755  Achnatherum occidentale Lewis S. Rose 1946-1 46193 Placer Rainbow, north of Cisco 1737 Comment
  UCD51020  Achnatherum occidentale G. L. Stebbins 1941-7-16 3173 Placer along U.S. Highway no. 40. 1 mile west of Cisco Grove. 1706 Comment
  UC822001  Achnatherum occidentale subsp. californicum A. A. Heller 1917-8-14 12925 Placer s of Summit valley; Mt. Lincoln 2499 Comment
  UCD22219  Achnatherum occidentale subsp. occidentale Beth Lowe Corbin 1982-8-10 300 Placer 1 1/4 mile WNW of Onion Creek Campground. SE facing slope, 30% incline. Uncommon. Full sun. Open, granitic outcrop in montane chaparral. Bunchgrass, forming small tufts. 1981 Comment
  CDA15640  Achnatherum occidentale subsp. pubescens G. F. Hrusa, J. Glazner 1999-7-18 15193 Placer Lake Tahoe; Wooded slopes betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1889 Comment
  CAS-BOT-BC218034  Achnatherum stillmanii L. S. Smith 1927-7-6 2054 Placer Mosquito Ridge, Forest Hill District, Tahoe Forest 1676 Comment
  UC400971  Achnatherum stillmanii H. N. Bolander 1871-1-1 Placer near Emigrant Gap; Sierra Valley Comment
  UCD54020  Achnatherum stillmanii G. F. Hrusa; B. Meese 1997-3-26 13791 Placer Italian Bar Trail, N-facing slope to N. Fk. Amer. River, approx. 3 km. N of Foresthill Divide Rd. 900 Comment
  CAS-BOT-BC29927  Achyrachaena mollis Gordon H. True 1971-5-26 6544 Placer Valley Grassland, northern limits of Lincoln 48 Comment
  UCD103816  Acmispon americanus var. americanus A. A. Heller 1919-7-25 13297 Placer Near the Yuba river below Cisco. 1676 Comment
  SEINET5327530  Acmispon americanus var. americanus A. Allen 1950-4-29 17 Placer Roadside 1/2 mi W of Rocklin on Hwy 40, railroad right of way Comment
  UCD41255  Acmispon brachycarpus Ellen Dean; Art Shapiro, Adrienne Shapiro 2003-5-12 1712 Placer East of Hwy 80 and town of Colfax, west side of the North Fork of the American River canyon. Along Iowa Hil Road, about 2.3 road miles east of junction with Canyon Way in town of Colfax. By sign that says Mineral Bar Area. 457 Comment
  SJSU3621  Acmispon micranthus C. W. Sharsmith 1962-5-27 6912 Placer near Clipper Gap c. 6 mi N of Auburn on Donner Summit Rd (Hwy 40) 512 Comment
  UCD104270  Acmispon nevadensis var. nevadensis R. Tofsrud 1951-7-1 s.n. Placer 5 mi. below Soda Springs, Hwy. 40. Comment
  SBBG67416  Acmispon nevadensis var. nevadensis unknown -Apr-1895 Placer American River Comment
  UC1505786  Aconitum Robert T. Clausen and Harold Trapido 1940-7-13 4887 Placer 2 mi. w. Lake Tahoe (along Ward Creek); Sierra Nevada, Lake Tahoe Basin, Ward Creek 1905 Comment
  UCD44511  Aconitum columbianum C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1877 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  UC118882  Aconitum columbianum C. F. Sonne 1897-7-25 Placer w. slope <Washoe> Mt.; Sierra Nevada Mts. Comment
  JEPS127522  Aconitum columbianum subsp. columbianum Steve Matson 2002-7-14 573 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 Mountain Creek. Comment
  CAS-BOT-BC391463  Aconitum columbianum subsp. columbianum Geo. B. Grant 1906-7-15 7009 Placer Tahoe Taern, Lake Tahoe Comment
  SD1177  Aconogonon davisiae C. F. Sonne Aug 1897 Placer Tinkers Knob Comment
  CAS-BOT-BC418772  Aconogonon phytolaccifolium Geo. B. Grant 1906-7-15 7029 Placer Tahoe Tavern, Lake Tahoe Comment
  RSA0049721  Acroptilon repens Dean Wm. Taylor 2013-8-7 21397 Placer Coldstream Valley, headwaters of South Fork Cold Creek, 1889 Comment
  JEPS60389  Actaea rubra Leland S. Smith 1931-5-12 2541 Placer Tahoe Forest 914 Comment
  UCR231855  Adenocaulon bicolor George K. Helmkamp, E. A. Helmkamp 2010-8-11 16764 Placer Northern Sierra Nevada Mountains, Finning Mill Road, 2.3 miles north of Forest Hill Road at the crossing of McBride Creek 1082 Comment
  SEINET9287940  Agastache urticifolia Unknown 2000-7-1 15617 Placer Placer Co., CA Comment
  JEPS78310  Agastache urticifolia C. F. Sonne July 1886 285 Placer canyon on Truckee River; Sierra Nevada Mountains, canyon on Truckee River Comment
  UC86229  Ageratina occidentalis C. F. Sonne 1894-9-2 Placer mountain summits above Summit Station; The Sierra Nevada Mountains 2438 Comment
Read comments
Aug 2 2009
  UCD128555  Ageratina occidentalis R. Prag 1972-8-28 s.n. Placer Alpine Meadows Road. Comment
  CAS-BOT-BC295535  Agnorhiza bolanderi Volney Rattan No date on label s.n. Placer Forest Hill Comment
  CAS-BOT-BC29592  Agoseris X dasycarpa M. S. Jussel 1928-6-25 s.n. Placer Tahoe Tavern Comment
  CAS-BOT-BC15494  Agoseris X elata Mrs. E. Parsons 1910-7-26 s.n. Placer Sunnyside, Lake Tahoe Comment
  UC169988  Agoseris aurantiaca var. aurantiaca Miss Helen D. Geis Jun 1 1912-Jul 1 1912 216 Placer Deer Park Deer Park Comment
  SEINET7067125  Agoseris heterophylla A. G. Vestal 1947-4-29 s.n. Placer Serpentine about 3.8 miles north of Auburn and 0.2 miles south of Elders Corner on Route 49. Coordinate datum: NAD27. UTM Zone 10, 664672mE, 4313245mN. Comment
  JEPS126325  Agoseris retrorsa Steve Matson 1999-6-12 406 Placer Tahoe north shore; Snow Creek Watershed, Tahoe Vista/Kings Beach; just south of dirt road western extension of North Ave. Comment
  RSA790861  Agoseris retrorsa George K. Helmkamp, E. A. Helmkamp 2012-5-11 18948 Placer Finning Mill Road, 1.2 mi north of its junction with Forest Hill Road. 1104 Comment
  SACT000041  Agropyron desertorum D. Meyer 1983-8-7 Placer Hwy 267 4.64 km S of Placer County line, roadside wash 1758.0 Comment
  SACT000052  Agropyron intermedium var. trichophorum Michael Baad 1976-7-17 Placer Open brushy slopes on granite 2133.6 Comment
  SACT000069  Agropyron trachycaulum D. Meyer 1983-7-30 Placer Moist areas on both sides of road 2072.64 Comment
  UCD51797  Agrostis avenacea John Thomas Howell; Gordon H. True 1971-5-26 47621 Placer in Valley Grassland, northern limits of Lincoln. 48 Comment
  SEINET10792274  Agrostis diegoensis A. S. Hitchcock 1886-1 Hitchcock 12892 Placer Summit Station in open places in coarse granite sand, upper limit of the yellow pine belt. 2121 Comment
  SACT000088  Agrostis exarata D. Meyer 1984-9-9 Placer At the east fork of the North Fork of the North Fork of the American River 1394.0 Comment
  UC576366  Agrostis exarata H. S. Yates 1936-8-9 5987 Placer two mi sw Martis Peak; Truckee Quad. 2286 Comment
  UCD36660  Agrostis exarata Beecher Crampton 1955-6-15 2889 Placer Placer County, 2.5 miles north of Yankee Jims, at junction of Iowa Hill and Forest Hill Road. 609 Comment
  UCD52335  Agrostis exarata E. Wilson 1935-8-12 s.n. Placer 2 miles above Cisco Grove. Comment
  UCD52340  Agrostis exarata N. French 1933-6-6 72 Placer near Newcastle. 304 Comment
  UCD52535  Agrostis exarata Beecher Crampton 1975-9-9 9269 Placer 1/2 mile n.e. of Blue Canyon P.O. Tahoe National Forest. Along edge of Blue Canyon Creek. 1524 Comment
  UCD36675  Agrostis exarata var. pacifica Beecher Crampton 1955-6-15 2915 Placer Placer County, 6 miles west of Forest Hill. Comment
  CDA13693  Agrostis gigantea G. F. Hrusa, J. Glazner 1997-8-3 14053 Placer Sierra Nevada; Corner of Hwy 89 & Squaw Valley Rd. Common in wet meadow openings. Appears rhizomatous. Comment
  CHSC82677  Agrostis idahoensis Lowell Ahart 2002-7-22 9906 Placer Along a drainage, about 40 yards northwest 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. 1774 Comment
  SACT000182  Agrostis idahoensis Michael Baad 1976-8-7 Placer 2072.0 Comment
  SEINET3916446  Agrostis idahoensis Ellen Dean, M. Starbuck; M. Bibbo; J. Poloske 2008-7-20 5247 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.; 0 Comment
  UCD52993  Agrostis idahoensis Lewis S. Rose 1944-7-26 44273 Placer Chambers Lodge, Lake Tahoe. 1920 Comment
  UC1153829  Agrostis microphylla Beecher Crampton 1957-5-7 3998 Placer 1.7 mi e Lincoln Comment
  CAS-BOT-BC139143  Agrostis oregonensis Catherine Best 1981-8-1 s.n. Placer Sierra Nevada. Big Meadow, about 3 miles south of French Meadows. 1600 Comment
  CAS-BOT-BC139003  Agrostis pallens A. A. Heller 1919-7-25 13305 Placer Near the Yuba River below Cisco. 1676 Comment
  OBI20161  Agrostis pallens David J. Keil 1978-7-23 12928 Placer Cisco Grove exit from I-80, just E of Nevada Co. line 1768 Comment
  UCD44504  Agrostis pallens C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1870 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  UCD53078  Agrostis pallens A. A. Heller 1917-8-15 12939 Placer Soda Springs station, lower end of Summit valley. 2042 Comment
  SACT000158  Agrostis scabra D. Meyer 1983-8-7 Placer Along Truckee River east bank 1879.0 Comment
  UCD22258  Agrostis scabra Beth Lowe Corbin 1982-8-9 275 Placer 1/4 mile SW of Onion Creek Campground. S facing slope, 10% incline. Mostly sun. Common. Small, grassy meadow in white fir forest in fine, sandy soil. Perennial, forming loose bunches. 1859 Comment
  UCD36702  Agrostis scabra Beecher Crampton 1955-7-13 2984 Placer Placer County, 3.5 miles east of Baxter, along U.S. Highway 40. Comment
  UCD43004  Agrostis scabra C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-18 373 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  CAS-BOT-BC138720  Agrostis scabra Saichi Kawahara 1969-7-19 1551 Placer Side of road, Highway 80, 500 feet south of Nevada county line. 1889 Comment
  SACT000174  Agrostis semiverticillata Josephine Van Ess 1976-5-12 Placer streamside, wet 91.5 Comment
  CHSC69967  Agrostis stolonifera L. P. Janeway; Eric Schroder 1997-7-17 5247 Placer Meadow on southeast side of Fulda Creed at Forest Service Organizational Camp; about 1.2 mi south-southwest of Emigrant Gap. 1554 Comment
  SACT000194  Agrostis stolonifera var. major D. Meyer 1983-9-10 Placer near parking lot, moist streambank and meadow. 1879.0 Comment
  SACT000208  Agrostis stolonifera var. major Michael Baad 1983-7-15 Placer 4 miles east of junction with road to Brushy Springs stations 1615.44 Comment
  SACT000219  Agrostis tenuis D. Meyer 1984-6-17 Placer Near Ponderosa Way 667.0 Comment
  SACT000254  Agrostis variabilis Michael Baad 1976-7-17 Placer west of Alpine Meadows ski area and 6 miles west of Tahoe City. Red fir lodgepole pine forest with opening. 2000.0 Comment
  UCD53720  Agrostis variabilis A. A. Heller 1917-8-13 12913 Placer Ridge northwest of Donner Pass. 2346 Comment
  UCD75707  Agrostis variabilis Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5157 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, along Emigrant Trail on the N side of the north fork of Cold Creek, sides of trail. 2124 Comment
  CAS-BOT-BC64488  Ailanthus altissima Elizabeth McClintock 1969-5-31 s.n. Placer E. of Auburn. Comment
  CHSC96428  Aira caryophyllea Lowell Ahart 2007-4-13 13659 Placer Open pasture fields, about 1/2 mile south of the Manzanita Cemetery, about 1/2 mile west of Gladding Road, about 2 3/4 miles north of Lincoln. 43 Comment
  SACT000227  Aira caryophyllea D. Meyer 1983-5-7 Placer Comment
  SACT000264  Aira caryophyllea Josephine Van Ess 1976-4-14 Placer along foot path in natural area; open gravel area 97.6 Comment
  SEINET10509650  Aira caryophyllea Alan A. Beetle 1941-5-26 Beetle 2710 Placer Near Cisco. 914 Comment
  CAS-BOT-BC138377  Aira caryophyllea var. caryophyllea Gordon H. True 1971-4-21 6518 Placer On Roseville-Lincoln Highway ca. 5 miles north of Roseville. Comment
  CAS-BOT-BC459422  Allium acuminatum L. S. Smith 1932-5-11 2652 Placer Tahoe Forest, above Middle Fork American River, South Slope 457 Comment
  CDA12428  Allium campanulatum G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8557 Ab Placer Lake Tahoe; N side of upper Ward Valley, 4 mi SW of Tahoe City. Comment
  SEINET176938  Allium campanulatum M. E. Jones 1882-6-30 2881 Placer Emigrant Gap Comment
  UC147614  Allium campanulatum Miss Harriet A. Walker 1908-6-23 1360 Placer Blue Canyon 1432 Comment
  SCFS1194  Allium obtusum E. Krimmel 2014-4-21 Placer Pt. Mariah Comment
  UCD22040  Allium obtusum Rex Palmer 1979-6-21 N 365 Placer Headwaters basin area of the North Fork of the American River Comment
  CHSC46525  Allium platycaule Lowell Ahart 1964-7-3 12 Placer Along the trail to the Placer Queen Mine, north-east of Bald Mountain. 1676 Comment
  UC3102  Allium platycaule C. J. Fox Jr. July, 1895 Placer near Squaw Peak Comment
  UCD22045  Allium platycaule Rex Palmer 1979-6-9 N 165 Placer Headwaters basin area of the North Fork of the American River 2255 Comment
  CAS-BOT-BC474085  Allium platycaule John Thomas Howell 1943-7-21 18653 Placer Donner Pass at Mt. Lincoln Comment
  UCD138626  Allium sanbornii var. sanbornii G. L. Stebbins 1952-6-22 5100 Placer Southeast bank of American River, 1/2 mile northeast of bridge on Colfax-Iowa Hill road. 350 Comment
  CAS-BOT-BC476705  Allium validum Catherine Best 1981-8-1 s.n. Placer Big Meadow, about 3 miles south of French Meadoes 1600 Comment
  CHSC40964  Allophyllum divaricatum J. D. Jokerst 1984-6-19 2059 Placer North of Long Canyon Cr, E of Blacksmith Flat. 1127 Comment
  CDA15645  Allophyllum integrifolium G. F. Hrusa, J. Glazner 1999-7-18 15222 Placer Lake Tahoe; betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1889 Comment
  UC1123707  Allophyllum integrifolium B. Bolt 1934-7-10 93 Placer 2 mi. s. Huysink Lake; Tahoe Nat'l Forest, Colfax Quad. Comment
  UC702547  Allophyllum integrifolium L. S. Rose 1941-7-8 41291 Placer Lake Tahoe, Chambers Lodge (McKinney) 2100 Comment
  UCD22111  Alnus incana subsp. tenuifolia Rex Palmer 1979-5-26 N 33 Placer Headwaters basin area of the North Fork of the American River Comment
  SEINET4560810  Alnus rhombifolia George K. Helmkamp, E. A. Helmkamp 2010-1 17025 Placer Northern Sierra Nevada Mountain Foothills: along Forest Route 24 at Parker Flat and Beside Forbes Creek, 1.9 miles east (airlines) of the Sugar Pine Reservoir dam. 1180 Comment
  SACT002781  Alnus tenuifolia Michael Baad 1983-8-11 Placer Collected on trail from Whiskey Creek to Mildred Ridge 2133.0 Comment
  SD43609  Alnus tenuifolia Darley F. Howe 1948-5-22 1823 Placer unknown 1705 Comment
  CAS-BOT-BC13676  Ambrosia artemisiifolia Peter H. Raven 1954-8-27 7957 Placer Penryn Comment
  CAS-BOT-BC136697  Amelanchier alnifolia var. pumila Alice Eastwood 1912-6-15 372 Placer Deer Park, Lake Tahoe Region Comment
  OBI39814  Amelanchier utahensis Joy H. Nishida 1985-7-10 767 Placer Homewood 1829 Comment
  UC481572 Image available Amelanchier utahensis G. W. Fetters 1929-6-20 Placer Homewood; Lake Tahoe Comment
  UCD22263  Amelanchier utahensis Rex Palmer 1979-6-8 N 112 Placer Headwaters basin area of the North Fork of the American River Comment
  CDA39024  Amelanchier utahensis var. utahensis D. G. Kelch 2011-10-3 11 .819 Placer Tahoe City. Granlibakken Resort. Comment
  UCR222550  Amsinckia intermedia George K. Helmkamp, E. A. Helmkamp 2010-4-17 15895 Placer Sierra Nevada Mountains Foothills, Rattlesnake Bar Road, about 0.2 mile northeast of the entrance to the Folsom Lake recreational area 305 Comment
  CDA40477  Amsinckia intermedia T. C. Fuller 1966-5-11 14630 Placer Growing grounds of California Nursery, Loomis. 0 Comment
  CDA36965  Amsinckia menziesii var. menziesii CDFA Staff s.n. Placer Nute Ranch, near Nute Road. 0 Comment
  CAS-BOT-BC64271  Anaphalis margaritacea Ira L. Wiggins 1933-8-21 6783 Placer Lake Tahoe, near Tahoma Comment
  JEPS22815  Anaphalis margaritacea N. French 1934-6-22 469 Placer Serena Lake 2407 Comment
  UCR231818  Anaphalis margaritacea George K. Helmkamp, E. A. Helmkamp 2010-8-14 16792 Placer Northern Sierra Nevada Mountains, American Hill Road (Forest Route 13), 4.7 miles south of its junction with Foresthill Road and just south of a creek crossing 1552 Comment
  CAS-BOT-BC137822  Andropogon glomeratus var. pumilus Beecher Crampton 1960-11-2 5802 Placer 1 mile southeast of Auburn, State Highway 49. Comment
  UCD56088  Andropogon virginicus R. F. Davis 1951-1-1 s.n. Placer 10 miles north of Lincoln. Comment
  UCD56114  Andropogon virginicus Beecher Crampton 1952-11-9 919 Placer 6 miles east of Auburn, about 1.5 miles south of Meadow Vista. Comment
  CAS-BOT-BC137793  Andropogon virginicus var. virginicus Beecher Crampton 1957-3-28 3911 Placer Base of the retainning wall of Folsom Lake along the road to Auburn, 3.5 miles northeast of Folsom. Comment
  JEPS111135  Anemone drummondii Steve Matson 2005-5-21 1238 Placer North shore of Lake Tahoe; Cedar Flat; National Forest; 39.1842 N, 120.1085 W; elevation 6700 ft. 2042 Comment
  UCD127133  Angelica breweri G. K. Helmkamp; E. A. Helmkamp 2007-8-1 12649 Placer Northern Sierra Nevada Mountains. Donner Pass Road between Donner and Norden, about 0.2 mile E of the Nevada County border. 2151 Comment
  HSC71312  Angelica breweri J. M. DiTomaso 1980-9-7 1974 Placer Lake Tahoe, Tahoe Pines, 20 m from W shore 1899 Comment
  UC507811  Anthemis cotula Orcutt 283 Placer Comment
  CAS-BOT-BC137713  Anthoxanthum odoratum 1932-6-7 2680 Placer Elliot Ranch, Sugar Pine Range. 1066 Comment
  CDA1723  Anthoxanthum odoratum A. A. Beetle 1941-5-26 2719 Placer Sierra Nevada Mtns.; near Cisco, Elev. 3000 ft. Comment
  SACT000332  Anthoxanthum odoratum Josephine Van Ess 1974-8-10 Placer Rest stop area just north of Highway 80. Dried up moist area, 991.0 Comment
  SACT000339  Anthoxanthum odoratum D. Meyer 1983-7-24 Placer North of I 80 along roadside. 909.0 Comment
  UCD56265  Anthoxanthum odoratum A. A. Beetle 1941-5-26 2719 Placer Near Cisco. 1524 Comment
  UCD56275  Anthoxanthum odoratum Beecher Crampton 1955-6-15 2863 Placer 3 miles east of Weimar. Comment
  UCR133556  Anthoxanthum odoratum A. A. Beetle 1941-5-26 2719 Placer Sierra Nevada Mtns., near Cisco, 'El. 3000 ft. 1829 Comment
  UCR176282  Anthriscus caucalis George K. Helmkamp, Elizabeth Helmkamp 2006-5-13 10427 B Placer Northern Sierra Nevada foothills, 2.1 mi south of Auburn along Calif. Hwy 49 293 Comment
  CHSC10622  Apocynum androsaemifolium Lowell Ahart 1962-8-11 Placer French Meadows, near The Big Trees. 1676 Comment
  OBI18627  Apocynum androsaemifolium Robert F. Hoover 1967-9-5 10821 Placer Carnelian bay, Lake Tahoe Comment
  SEINET3157162  Apocynum androsaemifolium W. H. Evans 1891-8-1 sn Placer Lake Tahoe 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
  RSA463209  Aquilegia formosa J. H. Nishida 1985-7-10 782 Placer Homewood. 1829 Comment
  POM99522  Aquilegia formosa var. truncata Marcus E. Jones 1882-6-28 2614 Placer Emigrant Gap. Comment
  UCD43026  Arabis hirsuta var. glabrata C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-18 395 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  CDA16805  Arabis platysperma G. F. Hrusa, J. Glazner 2001-7-15 15944 Placer Sierra Nevada; Near summit of Crows Nest Pk. immed. W of Sugarbowl. 2346 Comment
  UC1120807  Arbutus menziesii N. French, R. Clar 1933-5-19 59 Placer near Iowa Hill 822 Comment
  UC1085341  Arceuthobium americanum Job Kuijt 1957-5-20 1343 Placer 9.2 mi n Tahoe City (on Hwy 89 along Truckee River) 1798 Comment
  POM105934  Arceuthobium campylopodum Marcus E. Jones 1882-7-3 s.n. Placer Colfax. Comment
  POM120643  Arceuthobium tsugense Marcus E. Jones 1881-07 s.n. Placer Emigrant Gap. Comment
  SEINET2116910  Arceuthobium tsugense subsp. mertensianae R. L. Mathiasen, C. M. Daugherty 2004-8-17 2004 -13 Placer Alpine Meadows Ski Area, along Roundhouse Ski Lift 2190 Comment
  SEINET7258390  Arctostaphylos manzanita J. Schenk 1959-3-27 s.n. Placer 2 miles west of Auburn, on a saide road branching from Highway 40 152 Comment
  UC674746  Arctostaphylos mewukka C. H. Merriam 1911-11-5 Placer 3 mi nw Colfax; West Slope Sierra Nevada Comment
  CAS-BOT-BC40042  Arctostaphylos nevadensis Mary P. Wells 1980-9-12 s.n. Placer Forest west of Pioneer Way, Tahoe City 1981 Comment
  OBI14610  Arctostaphylos nevadensis Robert F. Hoover 1967-9-5 10824 Placer Carnelian Bay, Lake Tahoe Comment
  UC412748  Arctostaphylos nevadensis W. A. Setchell, C. C. Dobie Jul 6 1901-Jul 21 1901 Placer Cascade Mts. Vicinity of Lake Tahoe 1897 Comment
  UC480734  Arctostaphylos nevadensis W. C. Blasdale 1923-7-13 Placer top of peak Lake Tahoe Region, Ellis Peak Comment
  SCFS1105  Arctostaphylos nevadensis subsp. nevadensis E. Krimmel 2013-6-2 Placer Soda Springs Road, south of NF River Comment
  UC205108  Arctostaphylos patula Katharine Brandegee Placer Gold Run Comment
  UC481534  Arctostaphylos patula G. W. Fetters 1929-6-15 Placer Pomin's Lake Tahoe Comment
  UCD21474  Arctostaphylos patula Rex Palmer 1979-5-26 N 1 Placer Headwaters basin area of the North Fork of the American River 2011 Comment
  SEINET2029694 Image available Arctostaphylos viscida C. L. Hitchcock 1940-5-14 6380 Placer Meier Ranch, about 6 miles north of Colfax 762 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
  UCR178677  Arctostaphylos viscida Ellen Dean, John Downs, Brian Ludwig 2006-3-30 2830 Placer Along Secret Town Road, near railroad overpass trestle, NW of I-80 915 Comment
  CAS-BOT-BC47053  Arctostaphylos viscida subsp. viscida Catherine Best 1985-9-15 1145 Placer Growing near Sugar Pine Reservoir about 6 mi. n. of Forest Hill. 1158 Comment
  CAS-BOT-BC47056  Arctostaphylos viscida subsp. viscida Carl B. Wolf 1930-10-11 1733 Placer Near Alta. 1127 Comment
  CAS-BOT-BC47058  Arctostaphylos viscida subsp. viscida Francis D. Patterson 1921-4-1 s.n. Placer Dutch Flat. Comment
  CAS-BOT-BC47064  Arctostaphylos viscida subsp. viscida Gary D. Wallace 1974-12-21 1340 Placer Sierra Nevada, 1 mi. w. of Colfax. 658 Comment
  CAS-BOT-BC47067  Arctostaphylos viscida subsp. viscida C. Hart Merriam 1911-11-4 s.n. Placer Colfax. Comment
  RSA637022  Arctostaphylos viscida subsp. viscida Jon E. Keeley 1993-9-13 24913 Placer Forest Hill Road, 13 km west of Forest Hill, northeast of Auburn. 590 Comment
  RSA637023  Arctostaphylos viscida subsp. viscida Jon E. Keeley 1993-9-13 24922 Placer Forest Hill Road, 11 km west of Forest Hill, northeast of Auburn. 700 Comment
  RSA0050352  Arctostaphylos viscida subsp. viscida Wm. Martin 1971-9-10 20208 Placer Vicinity of Applegate, 7 miles E of Auburn. Comment
  UC852450  Arenaria congesta var. suffrutescens A. A. Heller 1917-6-19 12741 Placer Emigrant Gap 1615 Comment
  UC1125757  Arenaria kingii var. glabrescens N. French 1934-6-22 448 Placer 7/8 mi w Dulzura Lake; Truckee Quadrangle 2286 Comment
  SACT000298  Aristida oligantha Josephine Van Ess 1976-8-11 Placer Collected short way north of Lincoln (pond area); edge of dried up pond, clay soil 48.8 Comment
  UCD21689  Arnica Rex Palmer 1979-6-21 N 415 Placer Headwaters basin area of the North Fork of the American River. Comment
  JEPS20873  Arnica dealbata C. F. Sonne 1888-8-12 473 Placer Truckee River Sierra Nevada Mountains Comment
  JEPS35865  Arnica mollis C. F. Sonne 1887-8-7 378 Placer Sierra Nevada Mountains Comment
  CAS-BOT-BC85146  Arnica nevadensis John Thomas Howell 1943-7-21 18662 Placer Donner Pass to Mt. Lincoln Comment
  POM160241  Arnica nevadensis C. F. Sonne 1897-07 s.n. Placer E Slope Mt. Anderson 2439 Comment
  UC197325  Arnica nevadensis C. F. Sonne 1897-7-1 Placer Mt. Anderson (e slope) Sierra Nevada Mountains 2438 Comment
  SACT000348  Arrhenatherum elatius D. Meyer 1984-6-10 Placer 606.0 Comment
  JEPS72585  Artemisia arbuscula Gladys L. Smith 1972-6-20 3229 Placer steep, exposed ridge from chairlift terminus to ultimate summit peak Ward Peak 2632 Comment
  JEPS72586  Artemisia arbuscula Gladys L. Smith 1972-6-20 3199 Placer about terminus of summit chairlift Ward Peak 2621 Comment
  UC1119382  Artemisia arbuscula N. French 1934-6-22 450 Placer 7/8 mi from Lake Dulzura; Truckee Quadrangle Comment
  RSA0049596  Artemisia arbuscula subsp. thermopola Dean Wm. Taylor 2013-8-7 21400 b Placer Tinker Knob, east flank (approached from the jeep road along the ridge to the northeast); 2650 Comment
  JEPS126341  Artemisia cana subsp. bolanderi Steve Matson 1997-9-27 181 Placer nSHN; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; 200 yards south of Highway 267 near Martis Creek. Comment
  UC1119423  Artemisia cana subsp. bolanderi B. Bolt 1934-8-23 201 Placer Mt. Mildred Tahoe National Forest, Truckee Quadrangle, Mt. Mildred 2468 Comment
  UC193588  Artemisia dracunculus C. F. Sonne 1884-9-14 Placer road to Tahoe Comment
  UCD21693  Artemisia rothrockii Rex Palmer 1979-6-9 N 140 Placer Headwaters basin area of the North Fork of the American River 2438 Comment
  UC1119383  Artemisia spiciformis B. Bolt 1934-8-23 197 Placer divide between Picayune and Grayhorse; Tahoe National Forest, Truckee Quad. 2438 Comment
  UCD38846  Asarum lemmonii Beecher Crampton 1958-6-24 4964 Placer Placer County; three miles west of Baxter. Earl Morton Ranch. 1066 Comment
  UC6195  Asarum lemmonii Mrs. M. M. Hardy 1893-1 Placer Comment
  POM76149  Asclepias cordifolia Marcus E. Jones 1882-6-30 s.n. Placer Emigrant Gap. Comment
  UC1123570  Asclepias speciosa G. T. Nordstrom 1934-6-19 118 Placer 1/2 mi w of mouth Monumental Creek; Tahoe National Forest, Colfax Quadrangle Comment
  CAS-BOT-BC69577  Aspidotis densa Emily K. Mcpherson 1976-9-19 76- 27 -3 Placer Middle Fork of the American River. 1828 Comment
  CAS-BOT-BC99270  Aster Catherine Best 1981-8-1 s.n. Placer Big Meadow, about 3 miles south of French Meadows - Sierra Nevada 1600 Comment
  CAS-BOT-BC99220  Aster Peter Rubtzoff 1976-9-18 8844 Placer Lake Van Norden, south side of lake - Sierra Nevada 2063 Comment
  POM9974  Aster alpigenus E. Keyes 1920-8-21 s.n. Placer Lake Tahoe: Mt. Ellis Meadows. Comment
Read comments
Jan 1 2016
  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
  SCFS1029  Asteraceae E. Krimmel 2013-7-28 Placer North Fork American River, trail to Heath Falls Overlook. Stop #1 Comment
  CAS-BOT-BC178757  Astragalus canadensis var. brevidens A. A. Heller 1917-8-13 12904 Placer Near Summit hotel in granite. 2133 Comment
  UC1563717  Astragalus gambelianus Barbara Ertter with David Thompson 1989-4-8 8160 Placer Iowa Creek Road ca 2 mi from I-80 near entrance to Auburn State Recreation Area (at creek crossing); near entrance Auburn State Recreation Area 518 Comment
  UCD34021  Asyneuma prenanthoides Beecher Crampton 1975-9-9 9272 Placer Placer County, Tahoe National Forest, ca. 1 mile N.E. of Blue Canyon post office. 1524 Comment
  UC197952  Athyrium distentifolium var. americanum C. F. Sonne July 1887 Placer e slope Mt Anderson; Sierra Nevada Mts 2438 Comment
  UC726479  Athyrium filix-femina var. cyclosorum A. A. Heller 1919-7-24 13299 Placer near Cisco Comment
  CAS-BOT-BC17413  Athysanus pusillus G. L. Stebbins 1978-5-27 7871 Placer East side of Big Crater. 1341 Comment
  POM143372  Athysanus pusillus Milo S. Baker 1900-2-11 s.n. Placer Near Auburn. Comment
  SACT000365  Avena barbata Josephine Van Ess 1976-3-16 Placer sunny roadside 91.5 Comment
  SACT000393  Avena fatua Michael Baad 1983-4-17 Placer descending to Middle Fork of American River; serpentine 411.48 Comment
  CHSC26005  Balsamorhiza hookeri James Henrickson 1969-5-25 3405 Placer 102 mi NE of Sacramento, 4 mi SE of Truckee along Hwy 267. 1828 Comment
  RSA0070815  Balsamorhiza hookeri James Henrickson 1969-5-25 3405 Placer 102 miles northeast of Sacramento, 4 miles southeast of Truckee along Hwy. 267. 1829 Comment
  UCD129454  Balsamorhiza macrolepis Beecher Crampton 1957-5-7 3983 Placer Along US Hwy. 99E, 3.2 miles N of Roseville. Comment
  CHSC72870  Barbarea orthoceras L. P. Janeway; Eric Schroder 1998-7-13 5758 Placer Lake Tahoe Basin Management Unit. North side of Blackwood Creek, 1.7 mi west of Lake Tahoe. Meadow complex. 1938 Comment
  CAS-BOT-BC75989  Berberis pumila C. Hart Merriam 1911-11-5 s.n. Placer Near Dutch Flat. Comment
  UC1192180  Bidens cernua Malcolm A. Nobs 1948-9-25 687 a Placer 9 mi n of Auburn (Rock Creek, Highway 99); Rock 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
  UCSB70080  Bidens frondosa Helmkamp, G.; Helmkamp, E. 2007-9-14 Placer Foothills, northern Sierra Nevada Mountains: along Mosquito Ridge Road 0.4 mile east of Foresthill 942 Comment
  CHSC79251  Blennosperma nanum Beecher Crampton 1953-2-11 974 Placer 3/4 mile north of Lincoln. Comment
  CAS-BOT-BC100274  Blennosperma nanum var. nanum Carl B. Wolf 1937-3-30 8350 Placer Sacramento Valley, 4 8/10 mi. E. of Lincoln on Penryn Road 91 Comment
  UC30586  Blennosperma nanum var. nanum unknown 1865-4-13 4565 Placer Newcastle Comment
  UCD22349  Boechera breweri Rex Palmer 1979-6-21 N 388 Placer Headwaters basin area of the North Fork of the American River. Comment
  UC186856  Boechera lemmonii C. F. Sonne 1897-7-18 Placer Tinkers Knob 2743 Comment
  CAS-BOT-BC14252  Boechera pinetorum Lewis S. Rose 1944-7-10 44052 Placer Chambers Lodge, Lake Tahoe. 1920 Comment
  UCD75740  Boechera platysperma Ellen Dean, M. Starbuck,; K. Mawdsley, G. Harrington, M. Bibbo, J. Poloske 2008-7-20 5203 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, ridge between Southern Pacific RR tracks and railroad tunnel to the west of Lakeview Canyon, large turnabout/parking area with off-road vehicle use. 2207 Comment
  CAS-BOT-BC14400  Boechera platysperma J. F. Emmel 1970-6-21 314 Placer Slope, 0.6 air mile south of south end of Donner Pass. 2286 Comment
  CAS-BOT-BC14401  Boechera platysperma J. F. Emmel 1970-6-21 314 Placer Slope, 0.6 air mile south of south end of Donner Pass. 2286 Comment
  SEINET5340636  Boechera platysperma A. A. Heller 1903-7-20 6975 Placer Donner Pass. 2134 Comment
  CAS-BOT-BC14511  Boechera pratincola J. F. Emmel 1970-6-21 315 Placer Slope, 0.6 air mile south of south end of Lake Mary, south of Donner Pass. 2286 Comment
  CAS-BOT-BC25379  Boechera retrofracta Alice Eastwood 1912-6-15 488 Placer Lake Tahoe Region. Deer Park. Comment
  UCD22341  Boechera retrofracta Rex Palmer 1979-6-20 N 311 Placer Headwaters basin area of the North Fork of the American River. Comment
  UC10137  Boechera sparsiflora H. N. Bolander 1865-4-10 4514 Placer near Auburn (Bed of American River); American River Comment
  CAS-BOT-BC25780  Boechera stricta Alice Eastwood 1909-7-1 125 Placer Lake Tahoe Region. Sunnyside, Lake Tahoe. Comment
  CAS-BOT-BC25781  Boechera stricta Alice Eastwood 1909-1-1 125 Placer Lake Tahoe Region. Sunnyside. 1981 Comment
  UCD114489  Boechera suffrutescens Tamara Kan 1992-7-25 s.n. Placer East slope of Silver Peak. 2377 Comment
  UC1127175  Boykinia major N. French 1934-7-7 498 Placer Texas Hill; Tahoe National Forest, Colfax Quad., Texas Hill Comment
  UCR206716  Boykinia major George K. Helmkamp, E. A. Helmkamp 2009-7-16 15209 Placer Sierra Nevada Mountains, Forest Hill Road, 24.6 miles northeast of the city of Foresthill, near Ford Point 1698 Comment
  RSA466759  Boykinia occidentalis Fay A. MacFadden 1934-7-1 12581 Placer Canyon Creek - Dutch Flat. Comment
  SD234516  Boykinia occidentalis G. K. Helmkamp, E. A. Helmkamp 2007-5-30 12191 Placer Northern Sierra Nevada Mountains Foothills: Mosquito Ridge Road, 13.5 miles east of its junction with Forest Hill Road in Foresthill, between Mosquito Ridge Lookout and North Fork of Middle Fork American River. 800 Comment
  POM92048  Boykinia occidentalis Marcus E. Jones 1882-7-1 s.n. Placer Emigrant Gap. Comment
  SACT000438  Brachypodium distachyon Josephine Van Ess 1977-5-6 Placer Collected just inside park; opening in chaparral 176.8 Comment
  SD243074  Brickellia californica George K. Helmkamp, E. A. Helmkamp 2010-10-16 17015 Placer Northern Sierra Nevada Mountains Foothills: Old Foresthill Road (Between CA-49 and new Foresthill Road), 1.8 miles northeast of junction with CA-49 (Auburn 7.5'Q) 249 Comment
  CDA37219  Briza minor CDFA Staff s.n. Placer Nute Ranch, near Nute Road. 0 Comment
  SD43624  Briza minor D. F. Howe 1948-5-20 1840 Placer 456 Comment
  UCD13323  Brodiaea elegans subsp. elegans Kristy S. Howard 1989-6-3 160 Placer Dry creek rd. 365 Comment
  CAS-BOT-BC484261  Brodiaea elegans var. elegans R. F. Hoover 1965-6-24 9450 Placer 1 mi. n. of Auburn on road to Grass Valley (Highway 49) Comment
  CAS-BOT-BC484263  Brodiaea elegans var. elegans S. P. Rixford 1914-6-22 s.n. Placer Loomis Comment
  UCR218217  Bromus George K. Helmkamp, Mary Alice Barnes & Mary Jane Ganibe 2010-7-2 16435 Placer Sierra Nevada Mountains Foothills, Iowa Hill Road, 1.9 miles southeast of its junction with Canyon Way in Colfax 415 Comment
  SACT000486  Bromus arvensis D. Meyer 1983-8-7 Placer along Truckee River, east bank 1879.0 Comment
  RSA363421  Bromus carinatus A. A. Beetle 1941-5-26 2718 Placer Near Cisco 915 Comment
  SACT000380  Bromus carinatus D. Meyer 1984-6-17 Placer Southeast of Weimar. 545.0 Comment
  SACT000381  Bromus carinatus D. Meyer 1984-6-23 Placer Nevada-Placer County line, moist shaded area. 594.0 Comment
  UCD36670  Bromus carinatus Beecher Crampton 1955-6-15 2906 Placer Placer County, Yankee Jims. 807 Comment
  UCSC000050  Bromus carinatus N. French 1934-6-22 s.n. Placer 0.5 mile W. of Dulzura - Truckee, Tahoe N.F. 2134 Comment
  UC1130997  Bromus carinatus var. carinatus H. S. Yates 1936-8-9 5983 Placer 1 1/2 mi sw of Martis Peak 2346 Comment
  CHSC67739  Bromus carinatus var. marginatus Jame D. Jokerst 1986-7-13 2741 Placer Trail from The Cedars, high Sierra Nevada SW of Donner Lake, above Ted Beedy's 'El Cap'. Comment
  UCD59160  Bromus carinatus var. marginatus R. L. Pendleton 1907-7-25 1195 Placer Lake Tahoe Region. Near Modjeska Falls. Comment
  UCD59165  Bromus carinatus var. marginatus L. S. Smith 1916-6-27 647 Placer Squaw Valley. Comment
  UCD59209  Bromus carinatus var. marginatus August L. Hormay 1932-7-8 s.n. Placer W side of Lake Tahoe, 6 miles S of Tahoe Tavern. Comment
  UCR146660  Bromus commutatus Beecher Crampton 1955-6-15 2862 Placer Sierra Nevada Mountains, 3 miles east of Weimar, head of Bunch Canyon, on Forest Hills [Yankee Jim] Road, just off U.S. Highway 40 701 Comment
  SACT000526  Bromus diandrus D. Meyer 1983-4-17 Placer small drainage ditch, moist sunny exposure. 231.648 Comment
  UCD59463  Bromus diandrus A. A. Beetle 1941-5-26 2718 Placer Near Cisco. 914 Comment
  UCR173174  Bromus diandrus George K. Helmkamp, Elizabeth Helmkamp 2006-4-6 10129 Placer Northern Sierra Nevada Foothills, NE edge of Sacramento metropolitan area; Sierra College Road and King Ranch Road SSE of Rocklin 122 Comment
  CAS-BOT-BC155062  Bromus hordeaceus John Thomas Howell; Gordon H. True 1972-3-17 7081 Placer Northern Outskirts of Lincoln. 48 Comment
  JEPS111169  Bromus hordeaceus Steve Matson 2005-7-3 1350 Placer Martis Valley, southeast of Truckee, National Recreation Area (Army Corps of Engineers), north of Highway 267 and west of Martis Creek. 39.3054 N, 120.1182 W; elevation 5835 ft. 1778 Comment
  JEPS113245  Bromus hordeaceus Lowell Ahart, Brian Williams 2007-4-13 13661 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
  UCD58828  Bromus hordeaceus Al Franklin 1987-5-1 87 -01 Placer 1.6 miles east of I-80 on Foresthill Road; just outside of Auburn. 426 Comment
  UCR258398  Bromus hordeaceus George K. Helmkamp, Amy Barnes 2014-3-21 22632 Placer Sacramento Valley, Riosa Road at the east side of its junction with CA-65, just west of Sheridan 33 Comment
  SACT000562  Bromus hordeaceus subsp. hordeaceus D. Meyer 1983-7-3 Placer 1227.3 Comment
  SACT000569  Bromus hordeaceus subsp. hordeaceus D. Meyer 1983-5-15 Placer Field at southeast corner 36.6 Comment
  SACT000552  Bromus inermis D. Meyer 1984-7-21 Placer Lake shore dr. at villas rd, moist roadside ditch and in densely shaded pine stand. 1891.0 Comment
  SACT000559  Bromus laevipes Michael Baad 1977-6-8 Placer on the road between Forest Hill and French Meadows, roadside in serpentin-chaparral community Comment
  UC1131198  Bromus madritensis subsp. rubens C. R. Clar 1933-10-5 137 Placer e of Lincoln 60 Comment
  POM112529  Bromus marginatus Marcus E. Jones 1882-6-30 s.n. Placer Emigrant Gap. Comment
  SACT000695  Bromus marginatus D. Meyer 1983-8-7 Placer moist, shady area, Louisiana Pacific Private Forest entrance 2000.0 Comment
  CAS-BOT-BC162162  Bromus orcuttianus Catherine Best 1981-8-2 s.n. Placer Sierra Nevada. About 2 miles southwest of French Meadows on the road of Big Meadow. Comment
  CAS-BOT-BC162166  Bromus orcuttianus L. S. Smith 1925-9-10 1727 Placer Tahoe Forest. Near Emigrant Gap. 1524 Comment
  LA13781  Bromus orcuttianus B. Bolt; 1934-7-3 75 Placer top of Sawtooth Ridge 1219 Comment
  SBBG26324  Bromus orcuttianus B. Crampton 1964-7-21 Placer Blue Cyn 1430 Comment
  UCD32815  Bromus orcuttianus Beecher Crampton 1964-7-21 7126 Placer Placer County, Blue canyon. 1430 Comment
  UCD59270  Bromus orcuttianus Beecher Crampton 1967-7-26 8152 Placer Ca. 3 miles NW of Kings Beach, near summit State Hwy. 267, north end Lake Tahoe. 2133 Comment
  UCR151937  Bromus orcuttianus Beecher Crampton 1964-7-21 7126 Placer Sierra Nevada Mountains, Blue Canyon 1431 Comment
  UCD43251  Bromus porteri C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-13 620 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  SACT000716  Bromus rubens D. Meyer 1983-4-17 Placer Small drainage ditch moist sunny exposure 231.648 Comment
  SACT000724  Bromus rubens Michael Baad 1977-6-8 Placer thin soil 1219.2 Comment
  SACT000676  Bromus sterilis D. Meyer 1983-4-17 Placer Small drainage ditch, moist sunny exposure. 231.648 Comment
  CDA16033  Bromus suksdorfii G. F. Hrusa, J. Glazner 2000-9-3 15680 A Placer Sierra Nevada; Sugar Bowl Ridge, immediately to W of proposed Crow's Nest ski run. Abies concolor, A. magnifica, Pinus monticola, P. contorta forest with dense herbaceous understory. Common, cutover understory, in openings. 2164 Comment
  SACT000757  Bromus suksdorfii D. Meyer Placer 10 miles from French Meadows, dry roadside 1524.0 Comment
  UCD59734  Bromus suksdorfii A. A. Heller 1917-8-14 12924 Placer Mt. Lincoln south of Summit valley. 2499 Comment
  SACT000767  Bromus tectorum Michael Baad 1983-5-5 Placer Ciolfax, 1 mile north of Placer Hills Road. Open hillside north-facing slope. 609.6 Comment
  SACT000770  Bromus tectorum var. glabratus D. Meyer 1984-5-28 Placer next to orchard 206.0 Comment
  UCD59772  Bromus tectorum var. glabratus Beecher Crampton 1955-6-15 2873 Placer Bunch Canyon head, 1 mile south of U. S. Hwy. 40 on the Forest Hill Road. Comment
  SACT000771  Bromus tectorum var. tectorum D. Meyer 1984-5-27 Placer moist meadow surrounded by sage brush type vegetation 81.0 Comment
  CHSC82661  Bulbostylis capillaris Lowell Ahart 2002-7-22 9908 Placer On the south side 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. 1773 Comment
  SEINET10867417  Calamagrostis bolanderi A. Arthur Heller 1903-8-10 Heller 7180 Placer Above Donner Pass. 2286 Comment
  CAS-BOT-BC185439  Calamagrostis breweri A. A. Heller 1903-8-10 7130 Placer Above Donner Pass. 2286 Comment
  CHSC74154  Calamagrostis canadensis Susi Urie 1998-8-13 98 -036 Placer Lake Tahoe Basin-National Forest. Meadow along the south side of Ward Creek, about 1.5 mi west of Lake Tahoe and Sunnyside. 2097 Comment
  CHSC74465  Calamagrostis canadensis Susi Urie; Eric Schroder 1998-9-11 98 -338 Placer Lake Tahoe Basin-National Forest. Antone Meadows; along Burton Creek, about 2.1 mi northwest of Lake Tahoe. 2072 Comment
  JEPS111350  Callitriche marginata Lowell Ahart and Brian Williams 2007-4-13 13641 Placer About 1/2 mile south of the Manzanita Cemetery, about 1/2 mile west of Gladding Road, about 2 3/4 miles north of Lincoln. 43 Comment
  JEPS42836  Callitriche marginata W. L. Jepson 1938-4-5 18578 a Placer Sacramento to Auburn Comment
  CAS-BOT-BC85752  Calocedrus decurrens M. S. Jussel 1930-6-27 s.n. Placer Camp Baxter 1676 Comment
  CDA34203  Calocedrus decurrens D. G. Kelch 2011-5-17 11 .519 Placer Dutch Flat. Comment
  CAS-BOT-BC487485  Calochortus albus Saichi Kawahara 1969-5-25 1035 Placer Near B.M. 2393, 'Nigger George Ravine, Colfax - Iowa Hill Road 729 Comment
  SEINET8194059  Calochortus albus D. F. Erskine 1941-4-13 12 Placer 5 miles E of Roseville. 76 Comment
  UC198915  Calochortus albus C. F. Sonne 1891-5-17 Placer between Auburn and Newcastle Comment
  UCD170756  Calochortus clavatus 1997-5-3 19 Placer City of Rocklin, bordering Sierra College Campus, along nature trail on southeastern edge of Secret Ravine. 91 Comment
  CAS-BOT-BC490163  Calochortus leichtlinii Greg de Nevers 1995-8-20 10767 Placer Lake Tahoe 2133 Comment
  UC3403  Calochortus leichtlinii Mrs. M. M. Hardy 1893-1 Placer Comment
  UCR235504  Calochortus minimus George K. Helmkamp, E. A. Helmkamp 2012-5-11 18941 Placer Foothills, northern Sierra Nevada Mountains, Finning Mill Road at the junction with Forest Hill Road 1136 Comment
  UC197247  Calochortus monophyllus C. F. Sonne 1891-5-17 Placer Colfax Comment
  RSA537529  Calochortus monophyllus Barbara Ertter, David Thompson 1989-4-9 8178 Placer Shirttail Canyon Road 2.4 miles from Dipper Road, ca 5 air miles NW of Foresthill. 610 Comment
  SEINET12045761  Calochortus monophyllus L. Constance, Morrison, J. L. 1938-1 2172 Placer E edge of Applegate, Sierra Nevada foothills 610 Comment
  CAS-BOT-BC493447  Calochortus superbus R. Halliday; Wayne Roderick 1967-6-10 s.n. Placer North edge of Auburn Comment
  CDA10572  Calycadenia multiglandulosa K. Connolly, Robin Breckenridge 1992-9-3 Placer Branchwood Road, Foresthill. 0 Comment
  UC1876157  Calycadenia multiglandulosa Gerald D. Carr 1971-8-15 634 Placer 4.1 mi N of Auburn on Hwy 49. 426 Comment
  RSA255483  Calycadenia multiglandulosa subsp. bicolor Gerald D. Carr 1971-8-15 634 Placer 4.1 miles north of Auburn on Hwy. 49 427 Comment
  UC481025  Calycadenia truncata Katharine Brandegee 1908-6-1 Placer Cape Horn Comment
  UCD100347  Calyptridium monospermum Eric Brenner; John Hunter 1996-5-26 023 Placer Tahoe National Forest, Mosquito Ridge Rd. 1080 Comment
  UCD70594  Calyptridium monospermum Martin J. Beran 1994-5-27 19 Placer Lang Crossing of HWY 20, South Fork of Yuba River. 1414 Comment
  UCR216033  Calyptridium monospermum George K. Helmkamp, Amy Barnes 2009-7-12 15187 Placer Sierra Nevada Mountains, along Foresthill Road 10.3 miles northeast of the town of Foresthill 1370 Comment
  JEPS126257  Calyptridium umbellatum Steve Matson 1998-6-24 292 Placer Tahoe north shore; Snow Creek Watershed, Tahoe Vista/Kings Beach; middle fork of Snow Creek; north of Golf Course. Comment
  SBBG69695  Calyptridium umbellatum A. A. Heller 1927-8-16 14448 Placer near summit of Donner Pass Comment
  UCD21926  Calyptridium umbellatum Beth Lowe Corbin 1982-8-2 150 Placer Onion Creek campground. 1841 Comment
  SEINET7125892  Calystegia macrostegia A. Beninghoff 1930-4-20 2625 Placer Newcastle Comment
  CHSC79286  Calystegia malacophylla Beecher Crampton 1972-7-26 8846 Placer Carpenter Flat east of Emigrant Gap. Dry slope above Laings road. 1615 Comment
  SCFS5090  Calystegia malacophylla F. Felix, Erica Krimmel 2013-5-19 11 Placer North Fork American River, 0.3 mile east Heath Falls overlook, on trail Comment
  CAS-BOT-BC418637  Calystegia vanzuukiae R. K. Brummitt; S. M. Namoff; K. Van Zuuk; B. Ertter 2012-6-12 22053 Placer Tahoe National Forest, 7.5 miles NE of Foresthill, on Finning Mill Road 5.6 miles from Foresthill Divide Road 1098 Comment
  SEINET12047167  Camassia leichtlinii F. H. Utech 1978-1 78 -251 Placer ca 0.5 km NNE of Boreal Ridge Road along I-80E, near Laing Road 1829 Comment
  JEPS124665 Image available Camassia leichtlinii subsp. suksdorfii Laurie Hooker 1965-6-27 25 Placer 3.7 miles past Montreal Road So on Hi 89. Meadow at left road. Comment
  SEINET10463221  Campanula prenanthoides Smith 1925-8-13 Smith 1699 Placer TAHOE FOREST, BELOW PINE NUT MINE, SEC. 17 1829 Comment
  UCD114162  Capsella bursa-pastoris Terri Williamson 1990-4-15 3 Placer 22587 Sunset Ridge Drive, Lake of the Pines. 365 Comment
  UCR173518  Capsella bursa-pastoris George K. Helmkamp, Elizabeth Helmkamp 2006-4-6 10130 Placer Northern Sierra Nevada Foothills, NE edge of Sacramento metropolitan area; Sierra College Road and King Ranch Road SSE of Rocklin 122 Comment
  CDA13670  Carex G. F. Hrusa, J. Glazner 1997-8-3 14030 Placer Sierra Nevada; Corner of Hwy 89 & Squaw Valley Rd. Comment
  UCD18263  Carex E. A. Dean; N. Wymer, T. and M. Starbuck 1998-8-15 475 Placer NW shore of Lake Tahoe, W of Hwy 89, S of Donner Lake, upper slopes and meadows of Squaw Valley Ski Resort. 2499 Comment
  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
  SEINET5786402 Image available Carex deweyana Marcus E. Jones 1882-1 3535 Placer Emigrant Gap Comment
  CAS-BOT-BC20582  Carex douglasii W. R. Dudley 1893-6-7 s.n. Placer By railroad west of Truckee. Comment
  RSA70693  Carex exserta L. S. Rose 1940-6-1 40474 Placer Truckee River, 3 miles NW of Tahoe City. 1890 Comment
  OBI49286  Carex filifolia Unknown 1882-6-28 2908 Placer Emigrant Gap Comment
  POM81878  Carex fissuricola Marcus E. Jones 1882-6-29 2907 Placer Emigrant Gap. Comment
  UCR191071  Carex fracta George K. Helmkamp, E. A. Helmkamp 2007-5-23 12067 Placer Northern Sierra Nevada Mountains, Sugar Pine road, 0.2 mile northwest of Forest Hill Road 1360 Comment
  CDA19562  Carex hassei M. I. Wibawa, G. F. Hrusa, J. Glazner 2002-5-22 235 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
  JEPS49043  Carex helleri Leland S. Smith 1927-8-12 2225 Placer Eastern crest of Squaw Peak ridge, north end 2438 Comment
  CAS-BOT-BC20952  Carex heteroneura John H. Thomas; Hazelle A. Thomas 1956-7-21 6174 Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento. 2377 Comment
  SD482  Carex heteroneura Darley F. Howe Jul 1915 72 A Placer Donner 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
  UCD44462  Carex heteroneura var. heteroneura C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1828 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  CAS-BOT-BC28156  Carex hoodii Lewis S. Rose 1944-7-10 44059 Placer Chambers Lodge, Lake Tahoe. Comment
  SEINET10710002  Carex integra Lewis S. Rose 1939-6-5 Rose 39216 Placer Bear Valley, near Emigrant Gamp. 1372 Comment
  CAS-BOT-BC35503  Carex jonesii Alice Eastwood 1912-6-15 s.n. Placer Deer Park, Lake Tahoe Region Comment
  UCD75965  Carex jonesii Ellen Dean, M. Starbuck,; M. Bibbo, J. Poloske 2008-7-20 5244 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
  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
  UCD44676  Carex lenticularis var. impressa C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 2042 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  UC1729930  Carex lenticularis var. lipocarpa L. P. Janeway 1998-8-6 5979 Placer 1.7 mi w of Lake Tahoe (n side of Blackwood Creek, Homewood Quadrangle); Blackwood Creek, Homewood Quadrangle 1938 Comment
  SEINET3000400 Image available Carex luzulifolia Marcus E. Jones 1882-6-29 2907 Placer Emigrant Gap. Comment
  SEINET10883493  Carex mariposana John Thomas Howell 1943-7-26 Howell 18852 Placer Sugar Bowl, nw of Mt. Lincoln. 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
  CDA19568  Carex multicaulis M. I. Wibawa, G. F. Hrusa, J. Glazner 2002-5-22 245 Placer Forest Hill Divide; Hughes Mill, along Finning Mill Rd, ~ 3 mi N of Forest Hill Rd, ~ 3 mi E of Forest Hill. 1066 Comment
  UC1256292  Carex multicaulis R. K. Gierisch 1969-7-11 3524 Placer Big Bend Tahoe Forest Comment
  CHSC68061  Carex multicostata James D. Jokerst 1986-7-13 2703 Placer Trail from The Cedars, high Sierra Nevada SW of Donner Lake, camp area. Comment
  CAS-BOT-BC119848  Carex nebrascensis John Thomas Howell 1943-7-19 18584 Placer Summit Valley Comment
  CAS-BOT-BC119849  Carex nebrascensis John H. Thomas; A. Thomas 1956-7-21 6175 Placer Sierra Nevada, vicinity of Donner Pass, ca 80 mi NE of Sacramento. 2377 Comment
  CHSC72893  Carex nebrascensis L. P. Janeway; Eric Schroder, Katherine Murrell, Marcus Yee 1998-7-15 5761 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
  CHSC73100  Carex nebrascensis L. P. Janeway 1998-8-6 5977 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
  JEPS49029  Carex nebrascensis Leland S. Smith 1927-8-12 2239 Placer Upper Squaw Creek Basin 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
  UCR240966  Carex nebrascensis George K. Helmkamp, E. A. Helmkamp 2012-9-25 19918 Placer Northern Sierra Nevada Mountains, Laing Road, parallel to I-80; 0.2 mile east of its junction with Emigrant Gap Road 1611 Comment
  UC1133405  Carex pachycarpa N. French 1934-6-21 431 Placer nw end Lake Kid; Tahoe National Forest, Truckee Quadrangle Comment
  CAS-BOT-BC119033  Carex pellita John Thomas Howell 1943-7-22 18715 Placer Summit Valley Comment
  UCD43052  Carex pellita C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-19 421 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  UCD43953  Carex praegracilis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-9 1319 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  UCD140832  Carex senta Diane de Polo 1964-4-25 30 Placer 7 miles northwest of Auburn. 365 Comment
  CAS-BOT-BC117362  Carex stipata var. stipata Alice Eastwood; John Thomas Howell 1937-5-8 4361 Placer Between Newcastle and Penryn Comment
  CAS-BOT-BC116556  Carex subfusca Peter H. Raven 1956-8-4 10000 Placer Moist hillside 1 mi from Blue Canyon on road to Emigrant Gap. Comment
  CAS-BOT-BC116561  Carex subfusca L. S. Smith 1916-6-18 555 Placer Squaw Valley. 1828 Comment
  CAS-BOT-BC116552  Carex subfusca John Thomas Howell 1938-8-2 14005 Placer 5 mi N of Brockway Comment
  CHSC73342  Carex utriculata L. P. Janeway; Eric Schroder 1998-9-16 6321 Placer Lake Tahoe Basin Management Unit. Western border of Lily Lake; head of McKinney Creek, about 3.7 mi southwest of Lake Tahoe. 2164 Comment
  CHSC74718  Carex utriculata Susi Urie; Eric Schroder 1998-9-11 98 -340 Placer Lake Tahoe Basin Management Unit. Antone Meadows: along Burton Creek, about 2.1 mi northwest of Lake Antone. 2072 Comment
  JEPS63520  Carex utriculata W. L. Jepson 1934-8-7 16881 Placer near Squaw Creek; Truckee River Comment
  UCD162535  Carex utriculata Steve Matson 2002-8-17 697 Placer nSNH; Tahoe north shore; Burton Creek watershed, near Tahoe City and North Tahoe High School. 2011 Comment
  UCR219486  Carex utriculata Angela Calderaro 2009-7-8 s.n. Placer Sierra Nevada Mtns., Truckee, near Donner Creek, SE of the intersection of Cosdstream Rd. and Deerfield Dr. 1803 Comment
  UC1133481  Carex vesicaria L. S. Smith 1927-8-6 2157 Placer Robertson Flat Ranger Station Tahoe <National Forest>, Forest Hill Dist., Colfax Quadrangl Comment
  UCD44573  Carex vesicaria C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1939 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  UC1729965  Carex vesicaria var. vesicaria L. P. Janeway, Eric Schroder 1998-9-16 6325 Placer about 3.7 mi sw of Lake Tahoe (southwestern border of Lily Lake, head of McKinney Creek, Homewood Quadrangle); Lily Lake, McKinney Creek 2164 Comment
  CAS-BOT-BC114927  Carex whitneyi John H. Thomas; H. A. Thomas 1956-7-21 6216 Placer Sierra Nevada. Donner Pass, ca 80 mi NE of Sacramento. 2377 Comment
  UC21989  Cassiope mertensiana subsp. californica A. M. Carpenter Aug 1892 Placer Sierra Nevada Mts. Comment
  CAS-BOT-BC248978  Castilleja Saichi Kawahara 1969-5-24 829 Placer Overlooking north fork of the American River. On the Colfax-Iowa Hill Road between Dinner Tree and Windy Point 585 Comment
  CAS-BOT-BC249006  Castilleja L. S. Smith 1928-6-9 2315 Placer Tahoe National Forest, Squaw Valley Meadow 1889 Comment
  UCD21860  Castilleja Rex Palmer 1979-7-10 N 516 Placer Exact location unknown. Comment
  SCFS1147  Castilleja E. Krimmel, F. Felix 2013-7-28 Placer NFAm. Swimming Hole Trail. Stop #4. Comment
  CDA19534  Castilleja applegatei M. I. Wibawa, G. F. Hrusa, J. Glazner 2002-5-22 247 Placer Forest Hill Divide; Hughes Mill, along Finning Mill Rd, ~ 3 mi N of Forest Hill Rd, ~ 3 mi E of Forest Hill. 1066 Comment
  SCFS5112  Castilleja applegatei F. Felix, Erica Krimmel 2013-5-19 9 Placer North Fork American River, 0.3 mile east Heath Falls overlook, on trail Comment
  CAS-BOT-BC249698  Castilleja applegatei subsp. pinetorum Alice Eastwood 1912-6-15 359 Placer Deer Park, Lake Tahoe Region Comment
  CAS-BOT-BC249699  Castilleja applegatei subsp. pinetorum Marcus E. Jones 1930-7-10 25530 Placer Lake Tahoe Comment
  RSA569210  Castilleja applegatei subsp. pinetorum Bonnie C. Templeton 1931-7-5 1509 Placer Near Meek's Bay, Lake Tahoe. 2280 Comment
  UC187670  Castilleja applegatei subsp. pinetorum Katharine Brandegee Jun 1909 Placer Gold Run Comment
  UCR240899  Castilleja applegatei subsp. pinetorum George K. Helmkamp, E. A. Helmkamp 2012-6-19 19212 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 2.7 miles south of its junction with Foresthill Road 820 Comment
  CHSC96510  Castilleja attenuata Lowell Ahart; Brian Williams 2007-4-13 13652 Placer On damp granite soil, open pasture fields, about 1/2 mile south of the Manzanita Cemetery, about 1/2 mile west of Gladding Road, about 2 3/4 miles north of Lincoln. 43 Comment
  JEPS113282  Castilleja attenuata Lowell Ahart, Brian Williams 2007-4-13 13652 Placer On damp granite soil, open pasture fields, about 1/2 mile south of the Manzanita Cemetery, about 1/2 mile west of Gladding Road, about 2 3/4 miles north of Lincoln 43 Comment
  UC198553  Castilleja miniata Katharine Brandegee Aug 12 1917-Aug 16 1917 Placer Donner Summit Comment
  SJSU2187  Castilleja miniata H. T. Harvey 1958-8-19 Placer Sugar Bowl 1 mi E of Donner Summit 2164 Comment
  UCD44552  Castilleja miniata subsp. miniata C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1918 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  JEPS86474  Castilleja nana L. R. Heckard with J. Hickman and Alice Howard 1986-7-26 6550 Placer ca 5 mi se Donner Lake (e of Tinker Knob, Sherman Chickering's Soda Springs holdings); Sherman Chickering's Soda Springs 2621 Comment
  RSA428395  Castilleja pilosa Wm Vortriede 1928-1 s.n. Placer Lake Tahoe. [El Dorado or Placer County] Comment
  UC147636  Castilleja pruinosa Harriet A. Walker 1908-6-23 1240 Placer Blue Canyon 1432 Comment
  UCD21857  Castilleja pruinosa Beth Lowe Corbin 1982-8-3 196 Placer Hill west of Onion Creek campground. 1853 Comment
  UCR172648  Castilleja pruinosa George K. Helmkamp, Elizabeth Helmkamp 2006-4-13 10199 Placer Northern Sierra Nevada Foothills, Forest Hill Road, 2.5 mi east of its junction with Calif. Hwy 49. North side of the middle fork of the American River, NE of Auburn 274 Comment
  CHSC73999  Castilleja tenuis Susi Urie 1998-9-1 98 179 A Placer Large meadow below Hwy 28, between the highway and Lake Forest Road; about 0.3 mi north of Lake Tahoe. 1908 Comment
  UCD162560  Castilleja tenuis Steve Matson 1999-7-28 354 Placer nSNH; Tahoe north shore; Snow Creek watershed, Tahoe Vista/Kings Beach; dry meadow east of main bog. 1920 Comment
  UCD21601  Castilleja tenuis E. Dean; M. Starbuck, C. Tresan, S. Tresan 2002-7-30 1266 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
  CAS-BOT-BC47855  Ceanothus cordulatus Julia McDonald 1914-6-1 s.n. Placer Homewood Comment
  LA27683  Ceanothus cordulatus L. S. Rose; 1941-7-14 41315 Placer Chambers Lodge, Lake Tahoe 1900.0 Comment
  SBBG128618  Ceanothus cordulatus G. K. Helmkamp, E. A. Helmkamp 2012-6-19 19222 Placer Devil's Thumb Rd (Deadwood Rd), 1.2 mi S of its jct with Foresthill Rd 1648 Comment
  UC18258  Ceanothus cordulatus Mrs. M. M. Hardy 1893-1 Placer Comment
  UCD111379  Ceanothus cordulatus Beecher Crampton 1955-7-13 2991 Placer 3.5 miles east of Baxter, along U.S. Highway 40. Comment
  UCR242330  Ceanothus cordulatus George K. Helmkamp, E. A. Helmkamp 2010-7-28 16660 Placer Northern Sierra Nevada Mountains, Forest Hill Road, 22 miles northeast of the city of Foresthill 2041 Comment
  SEINET13945797 Image available Ceanothus cordulatus L. S. Rose 1941-1 41315 Placer Chambers Lodge (McKinney), Lake Tahoe Alt. ca 1900 m. 1900 Comment
  SEINET5339258  Ceanothus cordulatus F. H. Hillman s.n. Placer Between Truckee and Lake Tahoe. Comment
  UCD22204  Ceanothus fresnensis Rex Palmer 1979-5-27 N 110 Placer Headwaters basin area of the North Fork of the American River Comment
  CAS-BOT-BC50755  Ceanothus integerrimus H. E. McMinn 1926-5-28 1741 Placer 10 miles N.W. of Auburn, along highway from Auburn to Grass Valley Comment
  UC18463  Ceanothus integerrimus C. F. Sonne 1888-4-17 16 Placer Auburn Sierra Nevada Mts. Comment
  UC870586  Ceanothus integerrimus Marcus E. Jones 1882-4-28 2656 Placer Emmigrant Gap Comment
  UCD111975  Ceanothus integerrimus G. 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
  UCD22211  Ceanothus integerrimus Rex Palmer 1979-6-21 N 394 Placer Headwaters basin area of the North Fork of the American River Comment
  UCD22724  Ceanothus integerrimus K. A. Bear 1978-5-13 52 Placer 4.1 mi. E. of Foresr Hill Rd. on Mosquito Ridge Rd. Comment
  CAS-BOT-BC51041  Ceanothus integerrimus var. macrothyrsus Mrs. Marian Campbell 1920-6-28 s.n. Placer Summit Comment
  CAS-BOT-BC63354  Ceanothus prostratus Mary E. Jump 1939-4-23 s.n. Placer Towle, near Alta. Comment
  CAS-BOT-BC63357  Ceanothus prostratus Mary Elizabeth Jump 1939-6-11 s.n. Placer Towle, near Alta. Comment
  CAS-BOT-BC63400  Ceanothus prostratus John H. Thomas; Hazelle A. Thomas 1956-7-21 6225 A Placer Sierra Nevada. Vicinity of Donner Pass, about 80 mi. ne. of Sacramento. 2377 Comment
  POM260169  Ceanothus prostratus C. L. Hitchcock 1940-5-7 6330 Placer 1 mile west of Baxter. Comment
  POM285193  Ceanothus prostratus Lyman Benson 1932-7-31 4025 Placer Twin Peaks Road, Sierra Nevada, Lake Tahoe watershed. 1951 Comment
  SEINET192004  Ceanothus prostratus C. L. Hitchcock 1940-5-7 6330 Placer Ca. one mile west of Baxter Comment
  UCD15602  Ceanothus prostratus Lisa Montany 1985-5-18 17 Placer Mosquito Ridge Rd, 21.8 miles west of Forest Hill Rd. Comment
  UCR208584  Ceanothus prostratus George K. Helmkamp, E. A. Helmkamp 2009-5-11 14656 Placer Sierra Nevada Mountains Foothills, junction of Forest Hill Road and Chicken Hawk Road, northeast of the city of Foresthill 1338 Comment
  UCR260825  Ceanothus prostratus M. Kauffman 1997-5-18 17 Placer Sierra Nevada Mtns., 0.1 mile from Indian Springs Trailhead on Eagle Lakes Road 1768 Comment
  UC1071435  Ceanothus tomentosus B. Bolt 1934-7-4 79 Placer Sawtooth Ridge Tahoe National Forest, Colfax Quadrangle Comment
  UC1071448  Ceanothus tomentosus N. French 1933-5-16 58 Placer 4 mi se Colfax; Colfax quad. Comment
  RSA95357  Ceanothus tomentosus Hamilton Peers 1933-5-12 s.n. Placer Colfax Comment
  CAS-BOT-BC52884  Ceanothus tomentosus var. tomentosus Hamilton Peers 1933-5-12 s.n. Placer Colfax Comment
  CDA19805  Centaurea maculosa R. Breckenridge 1998-7-22 PDR 389790 Placer Sierra Nevada; Silver Strike & Northstar Drive near Truckee. 0 Comment
  UCR146861  Centaurea repens Beecher Crampton 1972-7-26 8851 Placer Sierra Nevada Mountains, Carpenter Flat east of Emigrant Gap, above Laings Road 1616 Comment
  UCR232642  Centaurea solstitialis George K. Helmkamp, E. A. Helmkamp 2011-9-30 18345 Placer Northern Sierra Nevada Mountains Foothills, Diggins Hill Road at the south side of the Bear River Reservoir, 1.1 miles north of Dutch Flat 852 Comment
  UCD130112  Centaurea stoebe subsp. micranthos T. C. Fuller 1963-8-28 11177 Placer north side of Hwy 40 freeway to Truckee, 0.5 mile east of Hamshire Rocks. Comment
  RSA703908  Centaurium muehlenbergii C. Rose Broome 1978-8-2 2308 Placer 2.1 miles south of Old Auburn on Auburn-Folsom Highway. Comment
  UCD36122  Centaurium tenuiflorum Beecher Crampton 1952-11-9 924 Placer Placer County, 6 miles east of Auburn, 1 mile south of Meadow Vista. 457 Comment
  UC1980588  Centaurium tenuiflorum C. Rose Broome 1978-8-2 2308 Placer 2.1 mi S of Old Auburn on Auburn-Folsom Highway. Comment
  JEPS126362  Cerastium fontanum subsp. vulgare Steve Matson 2002-7-5 551 Placer Tahoe north shore; Snow Creek Watershed, Tahoe Vista/Kings Beach; West Fork Snow Creek about 300 yards NW of pond, near creek and spring. Comment
  CDA36210  Cerastium glomeratum G. K. Helmkamp, E. A. Helmkamp 2009-3-11 14388 Placer Sacramento Valley; Ranch House Road, 0.2 mile south of Sheridan. Comment
  CAS-BOT-BC207588  Cercis occidentalis C. L. Hitchcock 1940-5-14 6411 Placer Meier Ranch, ca. 6 miles north of Colfax 762 Comment
  UC192359  Cercis occidentalis Mrs. M. E. P. Ames 1885-1 2089 Placer Auburn Comment
  UCD130250  Chaenactis douglasii Tamara Kan 1992-7-30 s.n. Placer Silver Peak. 2377 Comment
  CAS-BOT-BC276713  Chaenactis douglasii var. douglasii Catherine Best 1981-8-1 s.n. Placer Big Meadow, about 3 miles S of French Meadows 1600 Comment
  CHSC44856  Chaenactis douglasii var. douglasii Lowell Ahart 1975-8-23 959 Placer Mountain side along the edge of Baker Ranch Soda Springs Road, between Sailor Flat and Robinson Flat, about 15 air miles north-east of Forest Hill. 1828 Comment
  UCR142916  Chaenactis glabriuscula var. heterocarpha C. L. Hitchcock 1940-5-15 6405 Placer Sierra Nevada Foothills, 6 miles north of Colfax 762 Comment
  CAS-BOT-BC32701  Chaenactis rubricaulis Harriet Ann Walker 1910-6-22 2170 Placer Sierra Nevada. Deer Park. 1970 Comment
  SEINET1783833  Chaenactis rubricaulis H. A. Walker 1910-6-22 2170 Placer Deer Park, in the Sierra Nevada. 1970 Comment
  CAS-BOT-BC141722  Chamaebatia foliolosa Miss Francis D. Patterson 1921-4-1 s.n. Placer Dutch Flat Comment
  CAS-BOT-BC141726  Chamaebatia foliolosa Marcus E. Jones 1882-6-28 3297 Placer Emigrant Gap Comment
  CDA19578  Chamaebatia foliolosa M. I. Wibawa, G. F. Hrusa, J. Glazner 2002-5-22 252 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
  SBBG83434  Chamaebatia foliolosa N. Griffin 1975-5-24 18 Placer Spring Garden Rd and Auburn-Foresthill Rd intersection, 5 mi W of Foresthill Comment
  UC1127941  Chamaebatia foliolosa J. E. Sowder 1933-4-28 58 Placer 2 1/2 mi ne of Colfax 762 Comment
  UC565983  Chamaebatia foliolosa G. T. Nordstrom 1934-6-20 126 Placer Mammoth Springs 1676 Comment
  UCD16126  Chamaebatia foliolosa Gregory Brickner 1984-5-12 27 Placer California. Placer County: off Forest Hill Rd. 5 mi E of Auburn. 438 Comment
  SEINET6336151  Chamaebatia foliolosa W. D. Billings 1940-5-18 1318 Placer Area around Placer mines Gold Run Comment
  UC196661  Chamaesyce nutans E. O. Amundsen 1916-9-3 Placer East Auburn Comment
  CDA35254  Chamaesyce ocellata T. C. Fuller 1958-7-7 1998 Placer 2 miles north of Roseville. 0 Comment
  SBBG60190  Chamerion angustifolium unknown 1895-1 Placer American River Comment
  CAS-BOT-BC70194  Cheilanthes gracillima Gordon H. True 1968-4-17 4166 Placer Hwy. 80 near Alta 1097 Comment
  CAS-BOT-BC70197  Cheilanthes gracillima Parish 1906-7-15 7143 Placer About Lake Tahoe 2438 Comment
  UCD137431  Cheilanthes gracillima 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
  UCD69353  Cheilanthes gracillima 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
  UCD22173  Chenopodium atrovirens Beth Lowe Corbin 1982-8-17 362 Placer 1 2/3 miles SW of The Cedars. NW facing slope, 10% incline. Partial sun. Occasional. In sandy, disturbed soil on logging skid trail in white fir forest near creek. Calyx green, no petals. 1813 Comment
  UCR170318  Chenopodium berlandieri George K. Helmkamp, Elizabeth Helmkamp 2005-9-30 9952 Placer Northern Sierra Nevada Mtns., Junction of Chalet and Alpine Meadows Roads west of Calif. Highway 89 (near Alpine ski area) 2081 Comment
  UCR189632  Chenopodium botrys George K. Helmkamp, E. A. Helmkamp 2007-7-27 12627 Placer Northern Sierra Nevada Mountains, Southeast end of Cisco Grove; along local road just before it passes under Interstate-80 1744 Comment
  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
  UCD75787  Chimaphila menziesii Albert A. Grigarick 2008-7-30 34 A Placer in vicinity of Sugar Bowl ski area, Juda Peak Trail. 2582 Comment
  CAS-BOT-BC451471  Chimaphila umbellata Vincent Jones 1919-7-7 s.n. Placer Ridge above Bear Valley Comment
  CHSC98933  Chlorogalum angustifolium Samantha Mackey Hillaire 2007-7-7 1246 Placer North of Colfax, east side of Hwy I-80. 670 Comment
  CAS-BOT-BC497624  Chlorogalum angustifolium John Thomas Howell; Gordon H. True 1971-5-26 47627 Placer Northern limits of Lincoln 48 Comment
  SEINET3885526  Chlorogalum angustifolium Lewis S. Rose 1971-6-10 71074 Placer Lincoln.; 0 49 Comment
  UCD22051  Chlorogalum pomeridianum Beth Lowe Corbin 1982-8-11 317 Placer 1 2/3 miles SW of Onion Creek Campground. SE facing slope, 30% incline. Full sun. Common. In rocky slope of montane chaparral. Flowers white, with purplish midribs. 1905 Comment
  SD143574  Chondrilla juncea R. D. Goeden, D. W. Ricker 1967-6-9 Placer Sierra Nevada foothills, Newcastle, on Interstate 80 southwest of Auburn 249 Comment
  CDA33066  Chondrilla juncea CDFA staff Placer Rocklin. 0 Comment
  CDA37258  Chondrilla juncea CDFA Staff 1975-4-17 s.n. Placer Loomis; David Takagishi property, northeast of the junction of Sierra College Blvd. & Interstate 80. 0 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
  SEINET13331367 Image available Chondrilla juncea P. C. Martinelli, A. L. Rivers, R. Uriarte 1965-10-29 s.n. Placer Horseshoe Bar Road and Hwy. 40 (Penryn Overpass) Comment
  UCR194954  Chorizanthe membranacea George K. Helmkamp, E. A. Helmkamp 2007-5-18 12038 Placer Northern Sierra Nevada Mountains Foothills, along the connection road from CA-49 to Forest Hill Road; 1.1 miles east of the crossing of the junction of the North and West Forks of the American River 229 Comment
  OBI14341  Chrysolepis sempervirens Robert F. Hoover 1967-9-5 10823 Placer Carnelian Bay, Lake Tahoe Comment
  SD243150  Chrysolepis sempervirens George K. Helmkamp, E. A. Helmkamp 2010-8-14 16768 A Placer Northern Sierra Nevada Mountains:Deadwood Riad, 1.2 miles south of its junction with Forest Hill Road (Westville 7.5'Q) 1563 Comment
  UC1135253  Chrysolepis sempervirens D. Schlobohm 1934-10-2 2 Placer 2 mi s Truckee; Tahoe National Forest, Truckee Quad. 1859 Comment
  UCD150765  Chrysolepis sempervirens James A. Neilson Jr. 1970-8-1 1695 Placer Tahoe Basin, SW Tahoe City. 1901 Comment
  UCR231018  Chrysolepis sempervirens George K. Helmkamp, E. A. Helmkamp 2010-8-14 16798 Placer Northern Sierra Nevada Mountains, American Hill Road, 1.2 miles south of its junction with Foresthill Road 1567 Comment
  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
  SEINET7450569 Image available Chrysopsis breweri L. Miller 1933-8-6 s.n. Placer Lake Tahoe, near Homewood Comment
  SEINET7883463 Image available Chrysothamnus nauseosus Lewis S. Rose 1938-1 38258 Placer South Fork of Yuba River, Cisco. Alt. 5300 ft. 1615 Comment
  SCFS11529157  Circaea alpina E. Krimmel 2014-7-5 Placer Cobbles in bed of Onion Creek near confluence with NFA Comment
  CHSC11105  Circaea alpina subsp. pacifica Lowell Ahart 1969-7-30 Placer Near Ahart Camp, French Meadows. 1524 Comment
  UC30784  Cirsium occidentale var. californicum Mrs. M. M. Hardy 1893-1 Placer Placer County Comment
  CAS-BOT-BC285518  Cirsium occidentale var. candidissimum Nora Pettibone; Frank W. Hubby 1892-8-1 s.n. Placer Lake Tahoe 1828 Comment
  UC178909  Cirsium occidentale var. candidissimum Katharine Brandegee 1908-7-1 Placer Cape Horn Comment
  CAS-BOT-BC32805  Cirsium scariosum Alice Eastwood 1909-1-1 183 Placer Lake Tahoe Region. Sunnyside. Comment
  UC64887  Cirsium scariosum var. americanum Miss Katherine Chandler 1904-1-1 Placer Tahoe Tahoe Comment
  CAS-BOT-BC228892  Cistanthe umbellata E. R. Blakley 1960-9-4 3823 Placer Hill one mile north of Carnelian Bay, Lake Tahoe 2072 Comment
  UC567140  Clarkia biloba C. R. Clar 1933-5-6 115 Placer near Newcastle; Smartsville Quadrangle 182 Comment
  UC930772  Clarkia biloba A. A. Heller 1917-6-19 12746 Placer 4 mi e Colfax Comment
  CHSC98760  Clarkia biloba subsp. brandegeeae Samantha Mackey Hillaire 2007-6-7 1248 Placer North of Colfax, east side of Hwy I-80, north of Long Ravine railroad trestle. Plants along Carpenter Road. 658 Comment
  UC1422873  Clarkia biloba subsp. brandegeeae Mosquin 1959-7-1 3325 B Placer 7.7 mi from Foresthill (on road to Colfax) Comment
  UCD13164  Clarkia biloba subsp. brandegeeae Barbara Yungert 1973-5-27 93 Placer Forest Hill Rd., 2 miles E of junction with Hwy 49. Comment
  UC718181  Clarkia purpurea subsp. purpurea Carl B. Wolf 1937-6-11 8772 Placer 1 mi n Lincoln; Sacramento Valley 45 Comment
  POM264676  Clarkia purpurea subsp. purpurea Lincoln Constance 1941-5-28 2821 Placer 2 miles north of Lincoln, Sacramento Valley. 61 Comment
  SEINET3260811 Image available Clarkia purpurea subsp. viminea Marcus E. Jones 1882-7-3 3341 Placer Colfax. Comment
  CAS-BOT-BC164735  Clarkia rhomboidea Marcus E. Jones 1882-6-30 2719 Placer Emigrant Gap Comment
  UCD21990  Clarkia rhomboidea Beth Lowe Corbin 1982-8-4 216 Placer 1/4 mile NW of Onion Creek campground. 1950 Comment
  UCR218449  Clarkia unguiculata George K. Helmkamp, Mary Alice Barnes & Mary Jane Ganibe 2010-7-2 16420 Placer Sierra Nevada Mountains Foothills, Yankee Jims Road, 3.2 miles southeast of its junction with Canyon Way, 4.4 air mi. SE (156 deg. ) of Colfax 412 Comment
  POM37811  Clarkia williamsonii Marcus E. Jones 1882-7-3 3341 Placer Colfax. Comment
  UC1585857  Claytonia exigua subsp. exigua Barbara Ertter with David Thompson 1989-4-8 8171 Placer Iowa Creek Road near Auburn State Recreation Area entrance (at creek crossing, about 2 mi from I-80) 518 Comment
  UCR173279  Claytonia parviflora subsp. grandiflora George K. Helmkamp, Elizabeth Helmkamp 2006-5-13 10443 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
  UCR250646  Claytonia parviflora subsp. grandiflora George K. Helmkamp, Mary Alice Barnes 2013-4-18 20378 Placer Northern Sierra Nevada Mtns Foothills, Iowa Hill Road, 1.8 miles west of the bridge over North Fork American River, 0.6 mi. (airline) east of I-80 at Colfax 544 Comment
  UC147596  Claytonia rubra subsp. rubra Harriet A. Walker 1908-6-23 1247 Placer Blue Canyon Comment
  LA207189  Clematis lasiantha Annetta M. Carter; 1937-4-25 1248 Placer Between Folsom and Auburn, 6.5 mi SE of Loomis 152 Comment
  UC1540469  Clematis lasiantha Annetta Carter 1937-4-25 1249 Placer 6 1/2 mi. s.e. Loomis (between Folsom and Auburn) 152 Comment
  UC588157  Clematis lasiantha Annetta Carter 1937-4-25 1248 Placer 6 1/2 mi. s.e. Loomis (between Folsom and Auburn) 152 Comment
  CDA15319  Cleome serrulata R. Kerr 1998-9-16 s.n. Placer Sierra Nevada; Corner of Hwy 267 and Airport Rd. near Truckee. 1798 Comment
  HSC95812  Collinsia heterophylla Kevin Thomas 2004-4-10 22 Placer Newcastle Comment
  RSA781185  Collinsia heterophylla George K. Helmkamp, E. A. Helmkamp 2010-4-17 15897 Placer Rattlesnake Bar Road, 8.3 miles southwest of its junction with CA-49 near Pilot Hill 308 Comment
  SD241187  Collinsia heterophylla George K. Helmkamp, E. A. Helmkamp 2010-4-17 15897 Placer Sierra Nevada Mountains Foothills: Rattlesnake Bar Road, 8.3 miles southwest of its junction with CA-49 near Pilot Hill (Pilot Hill 7.5'Q) 308 Comment
  POM259992  Collinsia parviflora C. Leo Hitchcock 1940-5-14 6395 Placer Meier Ranch, 6 miles north of Colfax. 762 Comment
  UCD21865  Collinsia parviflora Rex Palmer 1979-6-20 N 344 Placer Headwaters basin area of the North Fork of the American River Comment
  RSA21254  Collinsia sparsiflora var. collina Carl B. Wolf 1937-3-30 8368 Placer Sacramento Valley, 6 miles N of Roseville on road to Lincoln. 49 Comment
  UCR173731  Collinsia tinctoria George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-14 10713 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
  UC1032609  Collinsia torreyi var. torreyi B. Bolt 1934-7-11 99 Placer Tahoe National Forest, Cascade Lakes Cascade Lakes; Tahoe National Forest, Cascade Lakes 2042 Comment
  UC566099  Collinsia torreyi var. torreyi N. French 1934-6-22 455 Placer near Lake Van Norden 2286 Comment
  UC885527  Collinsia torreyi var. wrightii A. A. Heller 1917-6-17 12722 Placer Cisco 1828 Comment
  UCD21870  Collinsia torreyi var. wrightii Rex Palmer 1979-6-19 N 265 Placer Headwaters basin area of the North Fork of the American River 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
  JEPS127421  Collomia linearis Steve Matson 2003-6-29 819 Placer nSNH; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; 500 yards north of Highway 257 and along Martis Creek. Comment
  UCD169963  Collomia linearis S. Boshoven 1983-5-28 15 Placer Mosquito Ridge Road. 3.5 (5.5?) miles E of Forest Hill intersection. Comment
  JEPS127420  Collomia tinctoria Steve Matson 2003-6-27 813 Placer Tahoe North Shore, Griff Creek Watershed, above Kings Beach, CA; along Forest Service Road. Comment
  SD237614  Cordylanthus tenuis subsp. tenuis G. K. Helmkamp, E. A. Helmkamp 2007-6-27 12629 Placer Sierra Nevada Mountains Foothills: Southeast end of Cisco Grove; along local road just before it passes under Interstate-80 (Cisco Grove 7.5'Q) 1744 Comment
  UCD162553  Cordylanthus tenuis subsp. tenuis Steve Matson 1997-8-17 177 Placer nSNH; Tahoe north shore; Snow Creek watershed, Tahoe Vista/Kings Beach; along road North Ave. dirt extension. 1920 Comment
  JEPS60261  Cordylanthus tenuis subsp. tenuis L. R. Heckard and T. I. Chuang 1969-7-26 2332 Placer just n Lake Alta (near Alta) 1066 Comment
  CDA19553  Cornus nuttallii M. I. Wibawa, G. F. Hrusa , J. Glazner 2002-5-22 227 Placer Forest Hill Divide; Hughes Mill, along Finning Mill Rd, ~ 3 mi N of Forest Hill Rd, ~ 3 mi E of Forest Hill. 1066 Comment
  SEINET8083588  Cornus nuttallii C. Troupe 1960-3-19 s.n. Placer North Fork American river 3 miles south of Auburn. 396 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
  UCD38474  Cornus sericea Beecher Crampton 1955-6-15 2866 Placer Head of Bunch Canyon, road to Forest Hill. 0.5 miles south US Hwy 40. Comment
  SEINET12137565  Cornus sericea J. H. Nishida 1985-1 773 Placer Homewood 1829 Comment
  SD43764  Cornus sessilis Darley F. Howe 1948-5-22 1924 Placer 1220 Comment
  UC106045  Cornus sessilis T. Brandegee Sept. 1888 Placer Blue Canyon Comment
  UC634828  Cornus sessilis Mrs. Price 1932-4-3 Placer Dutch Flat Sierra Nevada, Dutch Flat Comment
  POM303027  Cornus stolonifera L. S. Rose 1944-7-22 44215 Placer Chambers lodge, Lake Tahoe. 1921 Comment
  CAS-BOT-BC401884  Corydalis caseana subsp. caseana C. F. Sonne 1885-8-2 12 Placer Sierra Nevada Mts. On Truckee River Comment
  UC120135  Corydalis caseana subsp. caseana C. F. Sonne 1895-7-27 Placer ravines on Truckee R. Truckee R. Comment
  SDSU4788  Corylus cornuta var. californica D. R. Harvey 1960-5-29 Placer Between Michigan Bluff and Forest Hill. Comment
  CDA7466  Cosmos bipinnatus T. C. Fuller 1962-9-2 9625 Placer Highway 40 to Donner Summit, 2.6 miles east of Blue Canyon Road. 0 Comment
  CDA7467  Cosmos bipinnatus T. C. Fuller 1962-9-2 9625 Placer Highway 40 to Donner Summit, 2.6 miles east of Blue Canyon Road. 0 Comment
  CDA16800  Crepis acuminata G. F. Hrusa, J. Glazner 2001-7-15 15939 Placer Sierra Nevada; Colony at base of summit rock spire among rocky & gravelly subalpine slopes. NW side at summit of Crows Nest Pk. immed. W of Sugarbowl. To 2 dm. tall. 2377 Comment
  JEPS126421  Crepis acuminata Steve Matson 1997-7-19 81 Placer Tahoe north shore; Snow Creek Watershed, Tahoe Vista/Kings Beach; dirt road extension west from Tiger Ave. to west Fork of Snow Creek. Comment
  JEPS86491  Crepis modocensis L. R. Heckard with J. Hickman and Alice Howard 1986-7-26 6572 Placer ca 5 mi e Donner Lake (e of Tinker Knob); Sherman Chickering's Soda Springs holdings 2621 Comment
  CAS-BOT-BC376574  Crepis pleurocarpa D. L. Smith; G. L. Stebbins 1976-7-3 C 7671 Placer Big Crater, on northwest side of Ralston Ridge 1280 Comment
  UCD145288  Crypsis schoenoides Barry Hammel 1976-5-28 457 Placer near Roseville. Comment
  UCD22119  Cryptantha Rex Palmer 1979-5-27 N 50 Placer Headwaters basin area of the North Fork of the American River 1889 Comment
  CDA15982  Cryptantha affinis G. F. Hrusa, J. Glazner 1999-7-17 15184 c Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  CHSC82604  Cryptantha affinis Lowell Ahart 2002-7-22 9880 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
  JEPS111209  Cryptantha affinis Steve Matson 2005-7-4 1365 Placer Martis Valley, southeast of Truckee, National Recreation Area, south of Highway 267 and south of Martis Creek on western edge of Northstar subdivision; on trail near stream. 39.2915 N, 120.1352 W: Elevation 5,900 ft. 1798 Comment
  SEINET2470946  Cryptantha affinis K. Christie 2010-7-8 1887 Placer Lake Tahoe Basin Management Unit (USFS); along FR 16N73 ca. 1.25 mi. west of Tahoe City. 2103 Comment
  UC1212055  Cryptantha echinella Malcolm A. Nobs 1950-9-24 Placer e slope Squaw Peak 2133 Comment
  UC78490  Cryptantha flaccida K. Brandegee 1889-7-5 Placer Newcastle Comment
  SDSU5399  Cryptantha flaccida D. F. Howe 1965-5-20 4056 Placer 3.5 miles north of Auburn. 457 Comment
  POM126494  Cryptantha torreyana Helen D. Geis 176 Placer Deer Park. Comment
  POM65967  Cuscuta californica Katherine Brandegee 1917-08 s.n. Placer Cisco Comment
  UCD22386  Cuscuta californica Beth Lowe Corbin 1982-8-17 358 Placer 2 2/3 miles WSW of The Cedars. NW facing slope, 15% incline. Full sun. Occasional. Rocky outcrop in montane chaparral. Stems pale orange, flowers white, anthers orange. 1938 Comment
  UCD18252  Cymopterus terebinthinus E. A. Dean; N. Wymer, T. and M. Starbuck 1998-8-15 464 Placer NW shore of Lake Tahoe, W of Hwy 89, S of Donner Lake, upper slopes and meadows of Squaw Valley Ski Resort. 2499 Comment
  UCD126487  Cymopterus terebinthinus var. californicus Rex Palmer 1979-6-21 N 418 Placer Headwaters basin area of the North Fork of the American River Comment
  SBBG115820  Cynodon dactylon B. Crampton 1965-9-13 7493 Placer Gold Run, Interstate 80 975 Comment
  UCR253813  Cynodon dactylon George K. Helmkamp, Elizabeth Helmkamp 2012-10-30 20102 Placer Sacramento Valley, north of William Lane on an unnamed levee road to Markham Ravine 35 Comment
  CAS-BOT-BC190358  Cynosurus echinatus Peter H. Raven 1950-6-26 2407 Placer Baxter's. 1219 Comment
  SACT000854  Cynosurus echinatus D. Meyer 1983-6-18 Placer Shady area. 1170.0 Comment
  CHSC74016  Cyperus squarrosus Susi Urie 1998-8-17 98 -053 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-BC70558  Cystopteris fragilis John H. Thomas; Hazelle A. Thomas 1956-7-21 6142 Placer Sierra Nevada, vicinity of Donner Pass, about 80 miles northeast of Sacramento 2377 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
  UCD61008  Danthonia californica var. americana E. Wilson 1935-8-11 s. n. Placer Cisco Grove. Comment
  SACT000898  Danthonia unispicata Michael Baad 1983-7-10 Placer Along road to Helester Point opening in pine forest with Wyethia on south-facing slope. 1524.0 Comment
  UCD22691  Darlingtonia californica Teresa Do 1990-5-19 2 Placer Butterfly Valley. 1112 Comment
Read comments
Aug 14 2012
  UCR249604  Daucus carota George K. Helmkamp, Elizabeth Helmkamp 2013-6-11 20825 Placer Northern Sierra Nevada Mountains Foothills, junction of Yankee Jim's Road and Shirttail Canyon Road, NW of Foresthill 463 Comment
  SCFS1228  Delphinium E. Krimmel 2014-6-26 Placer North Fork American River, below Soda Springs Road on trail to Heath Falls Overlook. Comment
  UC615322  Delphinium Beryl O. Schreiber 1933-7-23 894 Placer meadow near Mt. Ellis Trail above Homewood; Lake Tahoe Comment
  UC188661  Delphinium glaucum C. F. Sonne 1886-8-15 b Placer canyon above Kneeland's Mill Comment
  POM149859  Delphinium glaucum C. F. Sonne 1896-8-16 s.n. Placer Canyon near Truckee Comment
  CAS-BOT-BC8776  Delphinium gracilentum E. K. Balls; L. W. Lenz 1955-5-12 20472 Placer Foothill Wd., 0.8 mi. W of El Dorado-Placer Co. line, Hwy. 49 to Auburn 365 Comment
  UC188637  Delphinium gracilentum C. F. Sonne 1891-5 Placer between Auburn and Colfax Comment
  CAS-BOT-BC8750  Delphinium hansenii Joseph Whipple Congdon s.n. Placer Roseville Comment
  JEPS23295  Delphinium hansenii W. H. Shockley Jun 1886 Placer Auburn Comment
  CAS-BOT-BC116092  Delphinium nuttallianum Alice Eastwood 1909-1-1 54 Placer Lake Tahoe region, Sunnyside. Comment
  CAS-BOT-BC177350  Delphinium nuttallianum G. K. Helmkamp; E. A. Helmkamp 2007-5-23 12060 Placer Northern Sierra Nevada Mountains: Humbug Canyon Road, 0.2 mile northwest of Forest Hill Road, generally southwest of Westville 1576 Comment
  JEPS127529  Delphinium nuttallianum Steve Matson 1998-6-6 222 Placer nSNH: Martis Valley, about 4 miles SE of Truckee. Martis Creek Wildlife Area, 200 meters south of Highway 267, under poswer lines; 50 meters west of east side boundary fence. Comment
  UC854218  Delphinium nuttallianum A. A. Heller 1917-6-17 12700 Placer near river below Cisco; Yuba river 1676 Comment
  UCD22184  Delphinium nuttallianum Rex Palmer 1979-7-25 N 698 Placer Headwaters basin area of the North Fork of the American River Comment
  UCD75695  Delphinium nuttallianum Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5144 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
  UCR241330  Delphinium nuttallianum George K. Helmkamp, E. A. Helmkamp 2012-6-19 19237 Placer Northern Sierra Nevada Mountains, Foresthill Road, 9.2 miles east of its junction with Devil's Thumb Road 2055 Comment
  POM199454  Delphinium nuttallianum A. Hardy 1893-1 s.n. Placer [Unspecified] Comment
  UC9223  Delphinium patens Mrs. M. M. Hardy 1893-1 Placer Comment
  SEINET268904  Delphinium variegatum K. L. Chambers, C. L. Carlbom 1962-4-22 2128 Placer Hwy. 65 between Roseville and Lincoln 1.4 mi north of the railroad overpass north of Roseville. Comment
  SEINET5338168  Delphinium variegatum D. H. Erskine 1941-4-27 27 Placer 2 miles east of Roseville. 76 Comment
  CAS-BOT-BC16945  Delphinium variegatum subsp. variegatum Helen Smith 1899-5-1 s.n. Placer Applegate Comment
  RSA97471  Dendromecon rigida Beecher Crampton 1955-6-15 2900 Placer 3 miles west of Iowa Hill 915 Comment
  UCD43877  Deschampsia cespitosa C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-9 1243 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  SACT000921  Deschampsia danthonioides Michael Baad 1983-7-1 Placer Collected on road .4 miles beyond airport road on road from I80 to Blue Canyon. 1584.96 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
  CHSC67741  Deschampsia elongata James D. Jokerst 1986-7-13 2710 Placer Trail from The Cedars, high Sierra Nevada SW of Donner Lake, stop along trail S of Middle Fork American River. 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
  CHSC82679  Deschampsia elongata Lowell Ahart 2002-7-22 9920 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
  OBI22306  Deschampsia elongata Robert F. Hoover 1967-9-7 10851 Placer Antone Meadow Comment
  SACT000945  Deschampsia elongata D. Meyer 1983-9-10 Placer Moist streambank and meadow. 1879.0 Comment
  SACT000946  Deschampsia elongata D. Meyer 1984-7-15 Placer Collected in opening from tree canopy. 1909.0 Comment
  SACT000958  Deschampsia elongata D. Meyer 1984-6-10 Placer 436.0 Comment
  UCD36665  Deschampsia elongata Beecher Crampton 1955-6-15 2898 Placer Placer County, Shirttail Canyon, 5.5 miles west of Iowa Hill. 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
  UCSC000321  Descurainia sophia Harriet A. Walker 2010-6-19 2139 Placer Truckee, in the street Truckee Comment
  SD113852  Dicentra formosa Darley F. Howe 1948-5-22 1828 Placer 1219 Comment
  UC112921  Dicentra formosa Katharine Brandegee 1908-6-5 Placer near Gold Run Comment
  UCR115101  Dicentra formosa G. Fred Hrusa 1995-5-20 12165 Placer Sierra Nevada Mtns., Mosquito Ridge Road, c. 5 km beyond crossing of North Fork of Middle Fork of the American River. 700 Comment
  SEINET5339625  Dicentra uniflora P. A. Lehenbauer 1931-4-22 1494 Placer Above Carnelian Bay. Comment
  CAS-BOT-BC483254  Dichelostemma capitatum subsp. pauciflorum G. Earnhart 1961-3-18 3 Placer 2 1/2 miles east of Auburn , north fork of American River 396 Comment
  UCR198564  Dichelostemma multiflorum George K. Helmkamp, E. A. Helmkamp 2008-4-17 13293 Placer Sacramento Valley, Ranch House Road, 0.2 mile southeast of Sheridan 37 Comment
  SBBG115821  Digitaria ischaemum B. Crampton 1965-9-13 7498 Placer Gold Run, Interstate 80 975 Comment
  CAS-BOT-BC153787  Diplacus angustatus Alice Eastwood; John Thomas Howell 1937-5-8 4333 Placer Near Auburn on road to Grass Valley Comment
  SEINET188380 Image available Diplacus angustatus C. L. Hitchcock 1940-1 6397 Placer Meier Ranch, ca 6 mi N of Colfax 762 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
  CAS-BOT-BC151676  Diplacus torreyi Belle R. Jackson 1927-6-1 s.n. Placer Dutch Flat Comment
  CAS-BOT-BC151672  Diplacus torreyi Miss. M. E. B. Norton 1911-7-1 s.n. Placer Deer Park Springs - Sierra Nevada 1981 Comment
  CAS-BOT-BC208628  Distichlis spicata Beecher Crampton 1957-7-17 3721 Placer Along the railroad, Blue Canyon. 1432 Comment
  UCD40552  Dittrichia graveolens A. M. Shapiro 2003-10-13 s.n. Placer Colfax, along railroad tracks near downtown. 670 Comment
  SEINET8564085  Dodecatheon A. Beninghoff 1930-3-15 2585 Placer 5 miles E of Lincoln. Comment
  SEINET188138 Image available Dodecatheon hendersonii C. L. Hitchcock 1940-5-7 6342 Placer Ca. 1 mile West of Baxter. Comment
  SEINET8561821  Dodecatheon hendersonii C. Bell 1962-3-17 46 Placer 2 miles E of Auburn above North Fork American River. 244 Comment
  SEINET8561854  Dodecatheon hendersonii H. E. Hodge 1956-3-18 3 Placer Off of US Hwy 40, ca 7 miles NW of Colfax. 617 Comment
  JEPS126369  Downingia montana Steve Matson 2003-6-29 816 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. Comment
  CAS-BOT-BC41754  Draba densifolia C. F. Sonne 1882-7-30 14 Placer Sierra Nevada Mountains. Mount Stanford. 2743 Comment
  CHSC41121  Draperia systyla J. D. Jokerst 1983-10-11 1919 Placer South of Big Grizzly Creek. Comment
  SD243155  Draperia systyla George K. Helmkamp, E. A. Helmkamp 2010-8-14 16777 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. Wet area shaded by a rock bank. 1552 Comment
  UC147857  Draperia systyla Harriet A. Walker 1908-6-24 1361 Placer Blue Canyon 1432 Comment
  UCR231833  Draperia systyla George K. Helmkamp, E. A. Helmkamp 2010-8-14 16777 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
  UCR240924  Draperia systyla George K. Helmkamp, E. A. Helmkamp 2012-6-19 19251 Placer Northern Sierra Nevada Mountains, Foresthill Road, 5.2 miles east of Devil's Thumb Road 1773 Comment
  CAS-BOT-BC159717  Drymocallis glandulosa Margaret J. Williams 1985-7-6 85- 61 -1 Placer Near old Donner Summit, S of Lake Mary - Sierra Nevada 2286 Comment
  CAS-BOT-BC527342  Drymocallis glandulosa var. reflexa A. A. Heller 1917-6-16 12681 Placer Near Dutch Flat 914 Comment
  UC1128193  Drymocallis lactea Ben Bolt 1934-7-16 163 Placer 1/2 mi s Emigrant Mine; Tahoe National Forest, Truckee Quad. Comment
  UCD113020  Drymocallis lactea var. austiniae Martin J. Beran 1994-5-27 22 Placer Lang Crossing of Hwy 20, South Fork of Yuba River; 30 m from river near dirt road. 1414 Comment
  CAS-BOT-BC157898  Drymocallis lactea var. lactea Lewis S. Rose 1963-7-11 63212 Placer Tahoma, Lake Tahoe 1915 Comment
  CAS-BOT-BC109479  Dudleya Saichi Kawahara 1969-5-24 823 Placer Overlooking north fork of the American River. Colfax-Iowa Hill Road between Dinner Tree and Windy Point. 585 Comment
  SD62102  Dudleya cymosa Darley F. Howe 1965-5-21 116 Placer Mouth of canyon on south side of north fork of American River below Forest Hill. Comment
  UCR208541  Dudleya cymosa subsp. cymosa George K. Helmkamp, E. A. Helmkamp 2009-5-7 14610 A Placer Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 9.8 miles east of its junction with Forest Hill Road in Foresthill 433 Comment
  SEINET4175119  Dysphania botrys A. Tiehm 1973-10-16 s.n. Placer North Fork American River near union with Middle Fork 305 Comment
  CHSC81779  Dysphania pumilio Lowell Ahart 2001-10-10 9343 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
  UCD19111  Dysphania pumilio A. M. Shapiro 1987-10-16 s.n. Placer Southern Pacific Right-of-way. 2103 Comment
  SACT001029  Echinochloa crus-galli D. Meyer 1984-8-19 Placer Just south of subway. 176.0 Comment
  CAS-BOT-BC113605  Eleocharis acicularis Ira L. Wiggins 1933-8-21 6787 Placer Shores of Lake Tahoe, near Tahoma Comment
  CAS-BOT-BC113491  Eleocharis bella John Thomas Howell 1943-7-22 18707 Placer Summit Valley Comment
  CAS-BOT-BC113376  Eleocharis engelmannii Catherine Best 1984-8-11 1032 Placer South Campground, Camp Far West Reservoir. 91 Comment
  UCR257602  Elymus caput-medusae George K. Helmkamp, Amy Barnes 2014-3-21 22637 Placer Sacramento Valley, Riosa Road at the east side of its junction with CA-65, just west of Sheridan 33 Comment
  SACT001073  Elymus elymoides subsp. californicus James Grove 1977-7-15 Placer 2000.0 Comment
  SACT001081  Elymus glaucus D. Meyer 1983-7-16 Placer 1212.0 Comment
  SACT001107  Elymus glaucus Michael Baad 1983-7-23 Placer 1828.0 Comment
  SACT001113  Elymus glaucus Michael Baad 1977-6-3 Placer 0.5 mile west of station, roadside. Serpentine. 1164.0 Comment
  SACT001142  Elymus glaucus D. Meyer 1983-10-22 Placer Searchlight ski run from base up to Olympic Lady chairlift. Downhill ski area. 2121.0 Comment
  UCD37043  Elymus glaucus Beecher Crampton 1956-7-17 3724 Placer Placer County, Blue Canyon. 1432 Comment
  UCD61822  Elymus glaucus Beecher Crampton 1961-9-27 6006 Placer 1 mile west of Cisco Grove. 1706 Comment
  CAS-BOT-BC206794  Elymus glaucus subsp. glaucus A. A. Beetle 1941-5-25 2689 Placer 10 miles west of Colfax Comment
  UCD43849  Elymus glaucus subsp. glaucus C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-7 1215 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  SACT001080  Elymus glaucus subsp. jepsonii D. Meyer 1983-7-24 Placer Moist, shady roadside. 1036.32 Comment
  SACT001093  Elymus glaucus subsp. jepsonii D. Meyer 1983-6-5 Placer Turn off along roadside. 487.68 Comment
  UCD94851  Elymus multisetus Beecher Crampton 1957-5-7 3979 Placer 3.2 miles N of Roseville, along railroad and U.S. Highway 99E. Comment
  JEPS45876  Elymus sierrae L. S. Smith 1928-7-18 2378 b Placer Tahoe <National> Forest; along Whiskey Creek trail above camp 2133 Comment
  SACT001149  Elymus sierrae James Grove 1977-7-15 Placer 2000.0 Comment
  CAS-BOT-BC204211  Elymus stebbinsii subsp. septentrionalis G. L. Stebbins, Jr. 1952-6-22 5102 Placer Along southeast bank of American River, 1 1/2 miles northeast of bridge on Colfax-Iowa Hill Road 365 Comment
  UCD62604  Elymus stebbinsii subsp. septentrionalis Beecher Crampton 1955-6-15 2908 Placer Yankee Jims. Comment
  CAS-BOT-BC204400  Elymus trachycaulus subsp. trachycaulus L. S. Smith 1925-7-8 1662 Placer Tahoe National Forest. Cedars near American River 1798 Comment
  CHSC74339  Elymus trachycaulus subsp. trachycaulus Susi Urie 1998-9-4 98 -248 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
  UCD62695  Elymus trachycaulus subsp. trachycaulus H. S. Yates 1936-8-9 5998 Placer Near Brockway. 1920 Comment
  CAS-BOT-BC410299  Enemion occidentale Mary E. Jump 1939-3-30 s.n. Placer Alta Comment
  CAS-BOT-BC410298  Enemion occidentale Serena Philips 1915-4-2 s.n. Placer Mountains near Alta Comment
  RSA448471  Epilobium Wm. Vortriede 1928-1 s.n. Placer Lake Tahoe. [El Dorado or Placer County] Comment
  UCR232689  Epilobium brachycarpum George K. Helmkamp, E. A. Helmkamp 2011-9-30 18344 Placer Northern Sierra Nevada Mountains Foothills, Diggins Hill Road at the south side of the Bear River Reservoir, 1.1 miles north of Dutch Flat 852 Comment
  UCD75735  Epilobium canum subsp. latifolium Ellen Dean, M. Starbuck,; K. Mawdsley, G. Harrington, M. Bibbo, J. Poloske 2008-7-20 5197 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
  SEINET12861958  Epilobium canum subsp. latifolium T. Swecker 1971-10-2 s.n. Placer Bank of N. Fork of American River 305 Comment
  SEINET12861995  Epilobium canum subsp. latifolium P. B. Kennedy, S. B. Doten 1901-1 278 Placer [Sierra Nevada] Summit of range between Devil's Cliff and Tinker's Knob. Comment
  OBI12068  Epilobium ciliatum Robert F. Hoover 1967-9-5 10844 Placer Carnelian bay, Lake Tahoe Comment
  UCD75766  Epilobium ciliatum Ellen Dean; M. Bibbo, J. Poloske, M. Starbuck 2008-7-20 5237 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, area south of the Southern Pacific RR tracks, just south of Lakeview Canyon and north of Emigrant Canyon. 2099 Comment
  UCD83639  Epilobium ciliatum Albert Grigarick 2009-9-10 192 Placer Squaw Creek Resort, approx. in middle of Emigrant Lift. 2526 Comment
  CHSC73964  Epilobium ciliatum subsp. ciliatum Susi Urie 1998-9-1 98 -187 Placer Lake Tahoe Basin--National Forest. Meadow below Hwy 28, between the highway and Lake Forest Road; about 0.3 mi north of Lake Tahoe. 1908 Comment
  POM46188  Epilobium ciliatum subsp. ciliatum I. E. Diehl 1902-7-7 s.n. Placer Colfax. Comment
  SEINET12874313  Epilobium ciliatum subsp. ciliatum P. A. Lehenbauer 1932-8-28 s.n. Placer Cisco Camp Comment
  UCD44519  Epilobium ciliatum subsp. glandulosum C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1885 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  UCR233403  Epilobium ciliatum subsp. glandulosum George K. Helmkamp, E. A. Helmkamp 2011-8-26 18183 Placer Northern Sierra Nevada Mountains, along Forest Hill Road, 12.9 miles east of Humbug Road, less than 1 mile northwest of Robinson Flat 2050 Comment
  CDA15988  Epilobium densiflorum G. F. Hrusa, J. Glazner 1999-7-17 15168 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  CDA25001  Epilobium densiflorum J. Glazner 2000-8-16 s.n. Placer Lake Tahoe; betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1889 Comment
  UCR177128  Epilobium glaberrimum George K. Helmkamp, E. A. Helmkamp 2005-9-30 9943 Placer Northern Sierra Nevada Mtns., Hampshire Rocks Road south of the I-80 Rainbow exit (c. 2 mi east of Cisco Grove) 1805 Comment
  UCR231844  Epilobium glaberrimum subsp. glaberrimum George K. Helmkamp, E. A. Helmkamp 2010-8-14 16794 Placer Northern Sierra Nevada Mountains, American Hill Road (Forest Route 13), 4.7 miles south of its junction with Foresthill Road and just south of a creek crossing 1552 Comment
  POM46217  Epilobium hallianum Marcus E. Jones 1882-6-28 s.n. Placer Emigrant Gap. Comment
  UCD43332  Epilobium hallianum C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-12 700 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  UCD44434  Epilobium hallianum C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1800 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  UC422825  Epilobium hallianum H. M. Hall July 1910 8748 Placer Soda Springs of the Yuba Sierra Nevada Mountains 2042 Comment
  UCD42897  Epilobium hornemannii C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 265 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  UCD42967  Epilobium lactiflorum C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 336 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  SBBG198  Equisetum X ferrissii E. R. Blakley 1960-9-2 3806 Placer mouth of Carnelian Crk, Lake Tahoe 1905 Comment
  CHSC43305  Equisetum arvense Lowell Ahart 1964-7-3 11 Placer In the middle of the Middle Fork of the American River, about 1 1/2 miles north of Ahart Camp, about 2 miles north of French Meadows Reservoir. 1676 Comment
  CHSC73128  Equisetum arvense L. P. Janeway; Eric Schroder 1998-9-16 6334 Placer Lake Tahoe Basin Management Unit. About half way between Buck Lake and McKinney Creek; about 2.2 mi southwest of Lake Tahoe. 2124 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
  SBBG38054  Equisetum arvense E. R. Blakley 1960-2-9 3802 Placer meadow along Carnelian Crk (at mouth), Lake Tahoe 1905 Comment
  UCR171400  Equisetum arvense George K. Helmkamp, E. A. Helmkamp 2005-9-30 9965 Placer Northern Sierra Nevada Mtns., c. 3.5 mi NW of Lake Tahoe; Along the Truckee River and Calif. Highway 89, 0.1 mi N of Alpine Meadows Road 1902 Comment
  RSA727531  Eragrostis L. Ahart 2007-11-13 14599 Placer On the west side of Camp Far West Road, at the north edge of the town of Sheridan. 35 Comment
  RSA102080  Eremocarpus setiger John H. Redfield 1872-8-7 334 Placer Alta, Sierra Nevada. Comment
  OBI49186  Ericameria bloomeri Lewis S. Rose 1938-9-14 38270 Placer Truckee river, 3 mi NW of Tahoe City 1829 Comment
  UCD21708  Ericameria nauseosa Beth Lowe Corbin 1982-8-24 413 Placer 2 1/4 miles south of The Cedars. In rocky, fine sandy soil. Open subalpine talus slope on ridgetop in Red Fir forest. Rounded shrub 1 1/2' high. Flowers yellow. Foliage aromatic. Full sun. SW facing slope, 30% incline. Occasional. 2179 Comment
  JEPS71573  Ericameria nauseosa var. speciosa Gladys L. Smith 1972-8-25 3420 Placer Granite Chief 2712 Comment
  POM57263  Ericameria suffruticosa C. F. Sonne 1894-9-2 13644 Placer High Mt. south of Summit Station 2439 Comment
  RSA129816  Ericameria suffruticosa B. Bolt 1934-8-23 196 Placer Divide between Picaune and Grayhorse. 2439 Comment
  UC201335  Ericameria suffruticosa A. A. Heller 1917-8-13 12920 Placer ridge nw Donner Pass 2377 Comment
  CAS-BOT-BC296763  Erigeron coulteri A. A. Heller 1917-8-13 12879 Placer Summit Valley 2118 Comment
  UC195563  Erigeron coulteri C. F. Sonne 1884-8-24 Placer canon above Coldstream Comment
  UCD42844  Erigeron coulteri C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-23 210 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  UC148948  Erigeron coulteri H. M. Hall 1910-6-25 8723 Placer opposite Cisco (Rattlesnake Creek); Rattlesnake Creek 1828 Comment
  UC398626  Erigeron coulteri A. A. Heller 1927-8-16 14454 Placer along streams at Donner Pass (Summit) 2133 Comment
  UCR193332  Erigeron foliosus var. hartwegii George K. Helmkamp, E. A. Helmkamp 2007-5-30 12190 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 13.5 miles east of its junction with Forest Hill Road in Foresthill, between Mosquito Ridge Lookout and North Fork of Middle Fork American River 800 Comment
  OBI77802  Erigeron foliosus var. hartwegii Guy Nesom 1981-6-4 4238 Placer Iowa Hill rd, 2.2 mi ENE of jctn with Frontage Rd in Colfax Comment
  SD62080  Erigeron foliosus var. hartwegii Darley F. Howe 1965-5-21 Placer Mouth of canyon on south side of north fork of American River. 305 Comment
  JEPS41386  Erigeron glacialis var. glacialis C. F. Sonne 1886-7-18 151 Placer Truckee River Sierra Nevada Mountains, Truckee River Comment
  CAS-BOT-BC295203  Erigeron inornatus A. A. Heller 1916-8-13 12895 Placer Summit Station 2133 Comment
  OBI16541  Erigeron inornatus Robert F. Hoover 1967-9-5 10831 Placer Carnelian Bay, Lake Tahoe Comment
  UCD131984  Erigeron inornatus F. A. MacFadden 1934-8-10 s.n. Placer Cisco. Comment
  UCR177238  Erigeron inornatus George K. Helmkamp, E. A. Helmkamp 2005-10-1 9980 Placer Northern Sierra Nevada Mtns., NW of Lake Tahoe; Junction of Bear Creek Dr. and Big John Road (c. 2.2 miles west of Calif. Highway 89 and just south of Alpine Meadows Road) 2015 Comment
  CAS-BOT-BC295211  Erigeron inornatus Rimo Bacigalupi; Aldo Bacigalupi 1952-8-15 3921 Placer Along U. S. Highway No. 40, 3 miles east of Emigrant Gap 1676 Comment
  JEPS126420  Erigeron inornatus var. inornatus Steve Matson 1998-8-15 371 Placer Tahoe north shore; Snow Creek Watershed, Tahoe Vista/Kings Beach; Middle Fork Snow Creek above golf course. Comment
  UC726469  Erigeron inornatus var. inornatus A. A. Heller 1919-7-24 13289 Placer near Cisco Comment
  UCD132001  Erigeron inornatus var. inornatus G. K. Helmkamp; E. A. Helmkamp 2007-7-27 12628 Placer Northern Sierra Nevada Mountains: Southeast end of Cisco Grove; along local road just before it passes under Interstate-80. 1744 Comment
  UCR189633  Erigeron inornatus var. inornatus George K. Helmkamp, E. A. Helmkamp 2007-7-27 12628 Placer Northern Sierra Nevada Mountains, Southeast end of Cisco Grove; along local road just before it passes under Interstate-80 1744 Comment
  RSA0049720  Erigeron miser Dean Wm. Taylor 2013-8-7 21396 Placer Coldstream Valley, headwaters of Cold Creek, draining the southeast flank of Mt. Judah 1889 Comment
  UC87712  Erigeron pumilus var. intermedius C. F. Sonne Aug 1894 Placer Truckee River, Sierra Nevada Mountains Comment
  JEPS14  Eriodictyon californicum W. H. Shockley June 1886 Placer Auburn Comment
  POM260423  Eriodictyon californicum C. L. Hitchcock 1940-5-14 6376 Placer Meier Ranch, 6 miles north of Colfax. 762 Comment
  SEINET5495502  Eriodictyon californicum M. J. Williams 1984-6-24 84- 65 -2 Placer 0.3 miles in from HWY 20 on Bowman Lake Rd. 1524 Comment
  JEPS126271  Eriogonum incanum Steve Matson 2004-7-31 1082 Placer nSNH; Tahoe Basin; west shore, Blackwood Canyon; about 1.4 miles ESE of Barker Pass. Comment
  UC849508  Eriogonum lobbii var. lobbii Alice Eastwood July 1909 228 Placer Squaw Creek Lake Tahoe Region, Squaw Creek Comment
  POM117507  Eriogonum marifolium Marcus E. Jones 1882-6-30 s.n. Placer Emigrant Gap. Comment
  POM165486  Eriogonum marifolium George B. Grant 1906-7-20 s.n. Placer Lake Tahoe, Sierra Nevada Mountains [Placer or El Dorado County]. 1829 Comment
  CAS-BOT-BC263292  Eriogonum marifolium var. marifolium Arnold Tiehm 1974-8-8 523 Placer South of Murphy's Meadow 2407 Comment
  CAS-BOT-BC264811  Eriogonum nudum var. deductum Marcus E. Jones 1882-6-29 3469 Placer Emigrant Gap Comment
  LA84263  Eriogonum nudum var. deductum O. H. Kappler; 1946-7-18 sn Placer Lake Tahoe, N shore 1920 Comment
  CAS-BOT-BC264813  Eriogonum nudum var. deductum F. A. Mac Fadden 1934-7-1 12557 Placer Canyon Creek, Monte Vista Comment
  CHSC45849  Eriogonum nudum var. nudum Lowell Ahart 1972-7-7 141 Placer On bare old gravel bars, near the Middle Fork of the American River, across the river from Ahart Camp, French Meadows. 1615 Comment
  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
  UCD149516  Eriogonum prattenianum G. L. Stebbins 1970-7-19 7063 Placer Above North Fork of Middle Fork of the American River. 2 miles northeast of Last Chance. (Exact location unknown. Coordinates estimated by label maker.) 1341 Comment
  UC565910  Eriogonum spergulinum var. reddingianum B. Bolt 1934-7-11 100 Placer Cascade Lake Truckee Quadrangle, Cascade Lake 2042 Comment
  SD86301  Eriogonum spergulinum var. reddingianum James L. Reveal 1971-6-23 2478 Placer Along California Highway 89, about 2 miles south of Truckee at Granite Flat Camp Ground Comment
  CAS-BOT-BC265152  Eriogonum umbellatum var. nevadense Lewis S. Rose 1938-9-14 38257 Placer South Fork of Yuba River, Cisco 1615 Comment
  CAS-BOT-BC265156  Eriogonum umbellatum var. nevadense A. Roberts 1898-8-1 s.n. Placer Summit Soda Springs, Donner Cr. Comment
  CDA13675  Eriogonum umbellatum var. nevadense G. F. Hrusa, J. Glazner 1997-8-3 14035 Placer Sierra Nevada; Corner of Hwy 89 & Squaw Valley Rd. Comment
  CDA16813  Eriogonum umbellatum var. nevadense G. F. Hrusa, J. Glazner 2001-7-15 15952 Placer Sierra Nevada; Face of Crows Nest Pk. immed. W of Sugarbowl. 2377 Comment
  JEPS126336  Eriogonum umbellatum var. nevadense Steve Matson 1998-7-12 339 Placer nSNH; Martis Valley, about 4 miles SE of Truckee; Martis Creek Wildlife Area; 100 meters south of Martis Dam Road, north of airport creek. Comment
  SEINET9357592  Eriogonum umbellatum var. nevadense Unknown 1999-7-17 15183 Placer Martis Valley Comment
  UC1032140  Eriogonum umbellatum var. nevadense R. C. Wilson 1934-9-19 74 Placer Squaw Creek Tahoe National Forest, Truckee Quadrangle, Squaw Creek Comment
  UCD75759  Eriogonum umbellatum var. nevadense Ellen Dean, M. Starbuck,; K. Mawdsley, G. Harrington, M. Bibbo, J. Poloske 2008-7-20 5231 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, ridge between Southern Pacific RR tracks and railroad tunnel to the west of Lakeview Canyon, along undeveloped road downslope of off-road vehicle location. 2194 Comment
  UC6478  Eriogonum umbellatum var. torreyanum C. F. Sonne Sept. 1885 Placer bank of Squaw Creek on Rd to Tahoe; Squaw Creek 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
  CAS-BOT-BC262231  Eriogonum ursinum Rimo Bacigalupi; G. L. Stebbins; Alex Hawkes; Daniel Zohary; Howard Stutz; Fritz Ehrendorfer; Juan Hunziker 1952-7-20 3879 Placer Just south of Shirttail Public Camp, Tahoe Nat. Forest, six miles east of Iowa Hill 1066 Comment
  CAS-BOT-BC262233  Eriogonum ursinum Marcus E. Jones 1882-6-1 s.n. Placer Emigrant Gap Comment
  UC128135  Eriogonum ursinum Miss Harriet A. Walker 1908-7-26 1432 Placer Cisco 1810 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
  JEPS126270  Eriogonum wrightii subsp. subscaposum Steve Matson 2003-9-19 964 Placer nSNH; Tahoe Basin; west shore, Blackwood Canyon; about 1.4 miles ESE of Barker Pass. Comment
  UC669302  Eriogonum wrightii var. subscaposum Annie M. Alexander and Louise Kellogg 1941-10-5 2646 Placer e slope, Donner Pass Donner Pass 1981 Comment
  UCD101553  Eriogonum wrightii var. subscaposum Tamara Kan 1992-7-20 s.n. Placer east slope of Silver Peak in open habitat. 2316 Comment
  UCD21717  Eriophyllum lanatum var. croceum Beth Lowe Corbin 1982-8-11 322 Placer 1 3/4 miles SW of Onion Creek campground. In rocky outcrop in montane chaparral. Ray and disc flowers yellow. Full sun. SE facing slope, 45% incline. Occasional. 1935 Comment
  UCR208566  Eriophyllum lanatum var. croceum George K. Helmkamp, E. A. Helmkamp 2009-5-7 14604 Placer Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 4.4 miles east of its junction with Forest Hill Road in Foresthill 805 Comment
  CAS-BOT-BC301407  Eriophyllum lanatum var. grandiflorum H. M. Hall 1916-6-3 10147 Placer Near Rocklin, (E. side Sacramento Valley) 121 Comment
  CAS-BOT-BC301414  Eriophyllum lanatum var. grandiflorum Alice Eastwood 1921-5-22 10582 Placer Between Lincoln & Sheridan Comment
  UC147582  Eriophyllum lanatum var. grandiflorum Harriet A. Walker 1908-6-24 1249 Placer Blue Canyon 1432 Comment
  UC147601  Eriophyllum lanatum var. grandiflorum Harriet A. Walker 1908-6-24 1279 Placer Blue Canyon 1432 Comment
  UCR173277  Eriophyllum lanatum var. grandiflorum George K. Helmkamp, Elizabeth Helmkamp 2006-5-13 10441 Placer Northern Sierra Nevada Foothills, c. 4 air mi. NE of Auburn, along Forest Hill Road, 1.8 mi. NE of its junction with Calif. Hwy 49 at the middle fork of the American River 370 Comment
  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
  CAS-BOT-BC301468  Eriophyllum lanatum var. integrifolium H. M. Hall 1910-7-10 8753 Placer Sierra Nevada Mountains. Cisco Butte 1950 Comment
  CAS-BOT-BC308250  Eriophyllum lanatum var. integrifolium L. S. Smith 1926-5-23 1829 Placer Forest Hill Divide, Tahoe Forest 762 Comment
  JEPS72564  Eriophyllum lanatum var. integrifolium Gladys L. Smith 1972-6-20 3231 Placer ridge from chairlift terminus to ultimate summit peak Ward Peak 2632 Comment
  UC1118249  Eriophyllum lanatum var. integrifolium H. S. Yates 1934-6-29 3883 Placer near Brockway; Tahoe National Forest, Truckee Quadrangle Comment
  UC128207  Eriophyllum lanatum var. integrifolium Miss Harriet A. Walker 1908-7-26 1450 Placer Cisco; near type locality of Bahia cuneata 1810 Comment
  UC148991  Eriophyllum lanatum var. integrifolium H. M. Hall 1910-7-10 8753 Placer Cisco Butte Sierra Nevada Mountains (near type-locality of Bahia cuneata) 1950 Comment
  UC192993  Erodium brachycarpum C. F. Sonne 1891-4-5 Placer between Penryn and Rocklin Comment
  CDA37173  Erodium brachycarpum CDFA Staff 1975-4-17 s.n. Placer Loomis; David Takagishi property, northeast of the junction of Sierra College Blvd. & Interstate 80. 0 Comment
  UCSB45755  Eryngium pinnatisectum Reisentz, Paul 1979-5-11 Placer 1 mile south of Sheridan on Highway 65 Comment
  CAS-BOT-BC54318  Erysimum capitatum Mary E. Jump 1939-5-29 s.n. Placer Bear Valley. Comment
  RSA101902  Erysimum capitatum G. B. Rossbach 1940-6-2 933 Placer Near NW shore Lake Tahoe. 1982 Comment
  UC856303  Erysimum capitatum Marcus E. Jones, A. M. 1882-6-28 2620 Placer Emigrant Gap Comment
  UCD14937  Erysimum capitatum Alan B. Chan 1977-5-28 35 Placer California, Placer Co.; 20 miles northeast of the Auburn Forest Hill Bridge, 1.2 miles south along Auburn Forest Hill Road towards Michigan Bluff; Comment
  UCD22367  Erysimum capitatum Beth Lowe Corbin 1982-8-2 161 Placer Onion Creek Campground. S facing slope. Relatively common. Partial sun. In conifer duff over sandy, granitic soil in mixed conifer forest. Biennial herb, with bright yellow flowers and purplish stems. 1841 Comment
  UCR191094  Erysimum capitatum var. capitatum George K. Helmkamp, E. A. Helmkamp 2007-6-12 12329 Placer Northern Sierra Nevada Mountains, Lake Spaulding Road just north of its junction with Hwy CA-20 1610 Comment
  RSA101880  Erysimum capitatum var. perenne G. B. Rossbach, Ruth P. Rossbach 1938-7-23 896 Placer S side Donner Pass, just W of Donner Lake. (Several miles W of type locality for E. nevadense Heller). 2226 Comment
  RSA121677  Erysimum capitatum var. perenne N. H. French 1934-6-22 445 Placer 7/8 mile W. of Dulzura Lake. 2287 Comment
  JEPS72061  Erysimum perenne Gladys L. Smith 1972-6-20 3210 Placer open plateau about terminus of Summit chairlift; Ward Peak 2621 Comment
  SEINET8409826  Erythranthe breweri H. M. Hall 1910-6-22 8704 Placer Cisco; in the Transition Zone. 1800 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
  RSA25447  Erythronium californicum C. L. Hitchcock 1940-5-7 6310 Placer 1 mile west of Baxter Comment
  CAS-BOT-BC501121  Erythronium californicum C. L. Hitchcock 1940-5-7 6310 Placer Ca. 1 mile west of Baxter Comment
  SEINET3991621  Erythronium californicum Unknown 1940-5-7 6310 Placer 1 mile west of Baxter. Comment
  CAS-BOT-BC505234  Erythronium grandiflorum anonymous 1870-6-8 s.n. Placer Unspecified Comment
  UC3614  Erythronium multiscapideum H. N. Bolander 1865-4-11 4527 Placer shady hillsides Auburn Comment
  CAS-BOT-BC502825  Erythronium multiscapideum Georgia Bentley 1919-4-20 s.n. Placer Auburn near American River Comment
  CDA11999  Erythronium purpurascens G. F. Hrusa 1995-5-2 12180 Placer Sierra Nevada; Near intersection of Mosquito Ridge Rd. and Jarvis Rd. on spur to Placer Redwood Grove. Comment
  UC843871  Erythronium purpurascens A. A. Heller 1917-6-17 12685 Placer below Cisco (near Yuba River) 1676 Comment
  OBI54932  Eschscholzia caespitosa Kathleen Faustini 1980-5-25 45 Placer Forest Hill Rd 5 mi S of Auburn Comment
  SEINET13276770 Image available Eschscholzia californica George K. Helmkamp, E. A. Helmkamp 2009-1 14557 Placer Sierra Nevada Mountains Foothills: Forest Hill Road 0.8 mile east of its junction with CA-49 and the North and Middle Forks of the American River (Auburn 7.5' Q.) 277 Comment
  CAS-BOT-BC419542  Eschscholzia lobbii Alice Eastwood; John Thomas Howell 1937-5-8 4338 Placer Near Auburn on road to Grass Valley Comment
  CAS-BOT-BC310372  Eucephalus breweri M. E. Parsons 1910-7-21 s.n. Placer Ward Creek, Lake Tahoe Comment
  CAS-BOT-BC310376  Eucephalus breweri J. F. Emmel 1968-7-25 101 Placer North slope of Donner Peak 2286 Comment
  UCR123377  Euphorbia maculata George K. Helmkamp, E. A. Helmkamp 1999-6-29 5057 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
  CDA4835  Euphorbia marginata J. C. Henderson 1971-8-26 Placer Southern Pacific Railroad yards, Roseville. 0 Comment
  SD255715  Euphorbia nutans George K. Helmkamp, Elizabeth Helmkamp 2012-10-16 20036 Placer Sierra Nevada Mountains Foothills: city ofNorth Auburn, corner of Locksley Lane and CA-49 (Auburn 7.5'Q) 384 Comment
  CAS-BOT-BC312162  Eurybia integrifolia Alice Eastwood 1909-1-1 235 Placer Squaw Creek Comment
  OBI48623  Eurybia integrifolia Lewis S. Rose 1938-9-14 38264 Placer S Fork of Yuba River, 3 mi E of Cisco 1737 Comment
  CAS-BOT-BC312166  Eurybia radulina Leland S. Smith 1926-5-25 s.n. Placer Mosquito Ridge burnt area, Tahoe National Forest Comment
  SEINET3828364  Fabaceae G. K. Helmkamp, E. A. Helmkamp 2011-1 17854 Placer Northern Sierra Nevada Mountains: Emigrant Gap Road, 0.1 miles west of its junction with US-80 0.65 mi NE (65 degrees) of Emigrant Gap. (Blue Canyon 7.5') 1590 Comment
  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
  SACT002495  Festuca megalura Josephine Van Ess 1977-3-26 Placer Collected north of Penryn where road is near the railroad tracks. Moist roadside. 152.4 Comment
  CHSC112167  Festuca occidentalis Dean Wm. Taylor 2013-6-19 21371 Placer Ralston Ridge (ca 15 air miles E of Foresthill), along Forest Road 14N22C about 1.1 mile down from (North of) Forest Road 25 along the ridgecrest. 1482 Comment
  UC1131989  Festuca occidentalis G. T. Nordstrom 1934-6-21 139 Placer 0.6 mi w Mammoth Sprigns; Tahoe National Forest, Colfax Quad. 1767 Comment
  UC1132003  Festuca rubra H. S. Yates 1936-8-9 5985 Placer 2 mi sw Martis Pk.; Truckee Quad. 2286 Comment
  UC1153834  Festuca subulata Beecher Crampton 1955-7-15 2892 Placer 2.5 mi n Yankee Jim's (junction of Iowa Hill and Forest Hill roads) Comment
  SACT001200  Festuca viridula D. Meyer 1983-8-20 Placer From Alpine Meadows Road to summit of trail at first lake steep rocky trail with some moist meadow. 609.0 Comment
  SACT001201  Festuca viridula D. Meyer 1983-8-20 Placer From Alpine Meadows Road to summit of trail at first lake steep rocky trail with some moist meadow. 2000.0 Comment
  UCD75730  Festuca viridula Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5170 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
  UCR110999  Festuca viridula George K. Helmkamp, E. A. Helmkamp 1999-6-30 5097 Placer Northern Sierra Nevadas, Soda Springs Road 0.9 mi south of Donner Pass Road, approaching Ice Lakes. 2104 Comment
  JEPS19568  Floerkea proserpinacoides C. F. Sonne 1886-7-1 344 Placer Sierra Nevada Mountains, canyons on Truckee River Truckee River; Sierra Nevada Mountains, canyons on Truckee River Comment
  UCD44003  Fragaria virginiana C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-11 1369 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  UCD33680  Frangula californica Beecher Crampton 1971-10-5 8759 Placer Placer County, Baxter, 2 miles east of Interstate Hwy. 80. 1402 Comment
  SBBG27460  Frangula californica subsp. tomentella D. K. Kildale 1928-8-23 Placer Sierra foothills Comment
  CAS-BOT-BC55703  Frangula rubra subsp. obtusissima Carl B. Wolf 1928-8-22 3433 Placer 1 mi. W. of Emigrant Gap 1636 Comment
  CAS-BOT-BC55708  Frangula rubra subsp. obtusissima Carl B. Wolf 1930-10-11 1732 Placer W. slope Sierra Nevada. Baxter's Camp, 17 mi. above Colfax 1158 Comment
  CAS-BOT-BC55781  Frangula rubra subsp. rubra Alice Eastwood 1909-1-1 226 Placer Deer Park Comment
  CAS-BOT-BC504550  Fritillaria atropurpurea Alice Eastwood 1912-6-15 407 Placer Deer Park, Lake Tahoe Region Comment
  CAS-BOT-BC504443  Fritillaria recurva Alice Eastwood 1912-6-15 439 Placer Tahoe City, Lake Tahoe Region Comment
  SCFS11529118  Galium F. Felix, E. Krimmel 2012-7-27 Placer NFAm. Stop #1, Swimming Hole Trail Comment
  UCD44563  Galium C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1929 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  SCFS1021  Galium E. Krimmel 2013-7-28 Placer North Fork American River, trail to Heath Falls Overlook. Stop #1 Comment
  UCD15080  Galium aparine Alan B. Chan 1977-5-28 31 Placer California, Placer Co.; 20 miles northeast of the Auburn Forest Hill Bridge along Auburn Forest Hill Road, 0.25 miles going south on Auburn Forest Hill Road towards Michigan Bluff; Comment
  UCD22290  Galium aparine Rex Palmer 1979-7-12 N 630 Placer Headwaters basin area of the North Fork of the American River. Comment
  UCR240750  Galium bolanderi George K. Helmkamp, Mary Alice Barnes, E. A. Helmkamp 2012-9-8 19808 Placer Northern Sierra Nevada Mountains, along Forest Hill Road, 10.4 miles northeast of Hidden Treasure Road, 0.45 mi. ESE of Whisky Hill 1677 Comment
  POM67470  Galium bolanderi Marcus E. Jones 1900-7-26 s.n. Placer Between [Barker?] and Emigrant gap. 1463 Comment
  POM67226  Galium californicum Marcus E. Jones 1882-6-27 s.n. Placer Emigrant Gap. Comment
  POM303632  Galium grayanum var. grayanum J. T. Howell 1943-7-26 18840 Placer Mt. Lincoln. Comment
  SEINET12285646  Galium multiflorum C. F. Sonne 1885-1 s.n. Placer mts. above Coldstrain Comment
  CDA36914  Galium parisiense CDFA Staff 1995-5-31 s.n. Placer Pino Ranch, near Newcastle. 0 Comment
  SEINET9349432  Galium parisiense Unknown 2010-6-26 16375 Placer Sierra Nevada Mountains Foothills Comment
  UCD121868  Galium parisiense B. Crampton 1955-6-15 2917 Placer 8 miles west of Forest Hill. Comment
  UCR219679  Galium parisiense George K. Helmkamp, E. A. Helmkamp 2010-6-26 16375 Placer Sierra Nevada Mountains Foothills, junction of Canyon Way and Yankee Jim's Road, east of I-80 between Weimar and Colfax 616 Comment
  SEINET2441558  Galium porrigens George K. Helmkamp 2009-8-12 15427 Placer Sierra Nevada Mountains: Forest Hill Road, 20.5 miles northeast of the city of Foresthill (Duncan Peak 7.5' Q.). 1662 Comment
  CHSC74257  Galium trifidum var. pacificum Susi Urie; Eric Schroder 1998-9-11 98 -348 Placer Antone Meadows; along Burton Creek, about 2.1 mi northwest of Lake Tahoe. 2072 Comment
  CHSC74259  Galium trifidum var. pacificum Susi Urie; Eric Schroder 1998-9-10 98 -325 Placer Antone Meadows; along Burton Creek, about 2.1 mi northwest of Lake Tahoe. 2072 Comment
  CHSC74262  Galium triflorum Susi Urie; Eric Schroder 1998-9-12 98 -365 Placer Meadow complex on south side of Ward Creek about 1.6 mi west of Lake Tahoe and Sunnyside. 1987 Comment
  CAS-BOT-BC178547  Garrya flavescens C. Hart Merriam 1911-11-5 s.n. Placer Gorge Station C.P.R.R., west slope Sierra Nevada 1219 Comment
  SACT001234  Gastridium ventricosum D. Meyer 1984-6-17 Placer 545.0 Comment
  UCD117439  Gaultheria ovatifolia P. W. Rundel 1967-9-6 2652 Placer American River Grove of Sierra redwoods; Tahoe National Forest, ca. 20 miles NE of Foresthill; Greek Store. 7 1/2 min. Comment
  CHSC118007  Gayophytum diffusum subsp. parviflorum G. K Helmkamp; E. A Helmkamp 2008-8-20 14013 Placer Northern Sierra Nevada Mountains: Rainbow exit south from US-80 and east of Big Bend, adjacent to the South Yuba River. 1811 Comment
  UCD103632  Gayophytum diffusum subsp. parviflorum D. Sanchez-Mata 1997-8-9 s.n. Placer Blue Canyon Road near Blue Canyon. Tahoe National Forest. 1500 Comment
  UCD42939  Gayophytum diffusum subsp. parviflorum C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 308 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  CHSC72879  Gayophytum heterozygum L. P. Janeway; Eric Schroder, Katherine Murrell, Marcus Yee 1998-7-15 5773 Placer Lake Tahoe Basin Management Unit. North side of Blackwood Creek, 1.7 mi west of Lake Tahoe. Large meadow complex. 1938 Comment
  UC107804  Gayophytum humile C. F. Sonne 1886-6-11 Placer Tahoe; on road to Hot Springs Comment
  JEPS72488  Gentiana calycosa Gladys L. Smith 1972-8-25 3439 Placer cirque n-face Granite Chief 2529 Comment
  JEPS72491  Gentiana calycosa Gladys L. Smith 1972-6-18 3153 Placer above Alpine Meadows 2133 Comment
  SEINET8586235  Gentiana calycosa W. D. Billings 1951-8-21 2146 Placer Sierra Nevada, E of Granite Chief. 2499 Comment
  UC22752  Gentiana calycosa W. H. Brewer 1863-8-28 2164 Placer Squaw Valley to Forest Hill 2682 Comment
  JEPS47083  Gentianella amarella subsp. acuta Rowena Beans 1914-9-7 Placer Tahoe; Lake Tahoe Comment
  UCD148937  Gentianopsis simplex Albert Grigarick 2013-8-4 357 Placer North margin of Van Norden Lake. Comment
  SEINET5744366 Image available Geranium dissectum Allen Fone 1975-1 s.n. Placer 5 miles W of Foresthill on Auburn-Foresthill Road.; Foresthill 914 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
  CAS-BOT-BC459366  Geum macrophyllum Grant 1906-7-15 7022 Placer Tahoe Tavern, Lake Tahoe Comment
  SEINET11263970  Gilia capillaris Lowell Ahart 2002-7-22 9893 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.; 0 1780 Comment
  RSA0004760  Gilia capillaris C. C. Hall 1910-6-25 8710 Placer Cisco, in the Upper Transition Zone 1850 Comment
  UCR120494  Gilia leptalea subsp. bicolor George K. Helmkamp, E. A. Helmkamp, A. Kerchner 1999-6-30 5072 Placer Northern Sierra Nevada Range, Truckee River, c. 4 mi upstream from Lake Tahoe; 1.1 mi south of Squaw Valley Road 1860 Comment
  UCR209738  Gilia leptalea subsp. bicolor George K. Helmkamp, E. A. Helmkamp 2009-8-12 15446 Placer Northern Sierra Nevada Mountains, Forest Hill Road, 26.1 miles northeast of the city of Foresthill 2020 Comment
  JEPS111140  Githopsis specularioides Steve Matson 2005-4-17 1218 Placer Near Colfax, Stevens Trail to the North Fork of the American River Comment
  RSA261417  Githopsis specularioides Erika Aschmann 1974-5-25 22 Placer 8.7 miles W of Placer County Big Tree Grove on Mosquito Ridge Road, Tahoe National Forest. Comment
  CHSC75334  Glyceria elata Susi Urie; Eric Schroder 1998-9-12 98 -366 Placer Lake Tahoe Basin-National Forest. Meadow complex on the south side of Ward Creek about 1.6 mi west of Lake Tahoe and Sunnyside. 1987 Comment
  CHSC84566  Glyceria occidentalis John Dittes 2003-5-25 2003 -26 Placer Sacramento Valley; approximately 3.3 air-miles south of Lincoln, 0.5 air-miles due east of intersection of State Highway 65 and 12-Bridges Exit. In bed of vernal pool. 39 Comment
  UCD22252  Glyceria striata Rex Palmer 1979-7-26 N 850 Placer Headwaters basin area of the North Fork of the American River Comment
  CAS-BOT-BC303818  Gnaphalium John Thomas Howell 1976-7-18 51933 Placer Carnelian Bay, Lake Tahoe 1905 Comment
  RSA188449  Gnaphalium californicum L. S. Rose 1967-6-14 67137 Placer Penryn. 183 Comment
  CDA15920  Gnaphalium palustre G. F. Hrusa, J. Glazner 1999-7-17 15184 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  CHSC97765  Gnaphalium palustre Lowell Ahart 2007-11-13 14597 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
  JEPS102474  Gnaphalium palustre Lowell Ahart 2001-10-10 9340 Placer French Meadows Reservoir, near the boat of trail access area on the NW side of the reservoir, about 1 mile SW of the bridge across the Middle Fork of the American River, about 2 miles SW of Ahart Camp, about 22 miles (air) NE of Forest Hill. 1594 Comment
  JEPS103407  Gnaphalium palustre Lowell Ahart 2002-7-22 9877 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
  SD247326  Gnaphalium palustre George K. Helmkamp, E. A. Helmkamp 2012-9-25 19905 Placer Northern Sierra Nevada Mountains: Blue Canyon Road, 1.1 miles south of its intersection with I-80, about 1/2 mile south of Blue Canyon-Nyack Airport. 1473 Comment
  UC579545  Gnaphalium palustre B. Bolt 1934-7-22 161 Placer 3 mi n Michigan Bluff (Chicken Hawk Camp); Tahoe National Forest, Colfax Quad. 1280 Comment
  UCR19394  Gnaphalium palustre George K. Helmkamp, E. A. Helmkamp 2012-9-25 19905 Placer Northern Sierra Nevada Mountains, Blue Canyon Road, 1.1 miles south of its intersection with I-80, c. 1/2 mi. south of Blue Canyon-Nyack Airport 1473 Comment
  UCD22066  Goodyera oblongifolia Beth Lowe Corbin 1982-8-20 400 Placer 1/2 mile west of Onion Creek Campground. 1950 Comment
  UCD132554  Grindelia camporum G. K. Helmkamp; E. A. Helmkamp 2006-8-11 11209 Placer Northern Sierra Nevada Mountain. Along Forest Hill Road, 1.0 mile north of Forest Hill. 1037 Comment
  CAS-BOT-BC314604  Grindelia hirsutula Alice Eastwood 1921-5-22 10587 Placer Between Lincoln and Sheridan Comment
  UCD159476  Grindelia squarrosa var. serrulata D. S. Park 2010-8-21 229 -2 Placer Corner of Donner Pass Rd. and Hampshire Rocks Rd. All around ramp into highway I-80. Disturbed. Near roadsigns. Abundant. 1788 Comment
  SEINET3826192 Image available Hackelia jessicae Sally Walker 1982-8-5 s.n. Placer Ski area on Jahre-Truckee Road Comment
  JEPS71517  Hackelia nervosa Gladys L. Smith 1972-6-20 3241 A Placer ridge from chairlift terminus to Ultimate Summit Peak; Ward Peak 2632 Comment
  UC710452  Hackelia nervosa Lewis S. Rose 1944-7-10 44054 Placer Chambers Lodge Lake Tahoe 1920 Comment
  JEPS55578  Hackelia velutina W. L. Jepson 1918-7-30 7727 Placer near Tahoe City; Lake Tahoe Comment
  SEINET6646518  Hedera helix H. N. Mozingo 1977-3-19 77 -5 Placer Above Middle Fork, on road to Cool, near top of canyon 457 Comment
  POM260044  Helianthella californica var. nevadensis C. L. Hitchcock 1940-5-14 6392 Placer Meier Ranch, 6 miles north of Colfax. 762 Comment
  UC195752  Helianthus annuus C. F. Sonne 1887-8-28 Placer Truckee River 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-BC314976  Hemizonella minima Harriet A. Walker 1910-6-1 2036 Placer Deer Park, Lake Tahoe Region Comment
  UC163962  Hemizonella minima Miss Harriet A. Walker June, 1910 2036 Placer Deer Park Lake Tahoe District Comment
  SEINET11197277 Image available Hemizonella minima H. A. Walker 2036 Placer Deer Park in the Lake Tahoe district Comment
  RSA718505  Hemizonia fitchii L. P. Janeway 2006-8-24 8874 Placer Sacramento Valley. Along Hwy 193 about 3.5 km N of Lincoln. 41 Comment
  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
  JEPS71648  Hesperochiron pumilus Gladys L. Smith 1972-6-18 3158 Placer Alpine Meadows 2072 Comment
  UC193926  Hesperochiron pumilus C. F. Sonne 1887-7-11 Placer woods on Truckee R., on Pole Creek Truckee R., Pole Creek Comment
  CAS-BOT-BC403800  Hesperocnide tenella Lowell Ahart 1975-4-7 s.n. Placer Near Lincoln. In a field 1/4 mile north-east from the intersection of Wise Road and McCourtney Road which is north of Lincoln 39 Comment
  JEPS14032  Hesperolinon micranthum Rimo Bacigalupi with G. Stebbins, A. Hawkes, F. Ehrendorfer, J. Hunziker, D. Zohary and H. Stutz 1952-7-20 3871 Placer n-facing serpentine slope just s Shirttail Public Camp (about 6 mi e of Iowa Hill); Tahoe Nat. Forest 1097 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
  UCR218219  Heteromeles arbutifolia George K. Helmkamp, E. A. Helmkamp 2010-6-26 16418 Placer Sierra Nevada Mountains Foothills, along CA-49 in the section dropping rapidly to the American River forks; about 1/2 mile east of Auburn 355 Comment
  CDA25009  Hieracium albiflorum J. Glazner 2000-8-16 s.n. Placer Lake Tahoe; betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1889 Comment
  CDA42824  Hieracium albiflorum G. F. Hrusa, M. Pitcairn 2015-7-16 18647 Placer Sierra Nevada; Lake Clementine Rd., E of Auburn. 398 Comment
  UC464478  Hieracium albiflorum R. M. Holman 1931-8-8 Placer 300 yds w Echo Summit (on Lincoln Hwy above Tahoe); Firs Camp Grounds 2286 Comment
  SACT001290  Holcus lanatus D. Meyer 1984-6-23 Placer Collected along Placer/Nevada County line. Shady moist soil next to concrete river bypass canal. 594.0 Comment
  SACT001291  Holcus lanatus D. Meyer 1984-6-3 Placer 585.0 Comment
  SEINET9259607  Holcus lanatus George K. Helmkamp, Amy Barnes 2014-1 22817 Placer Sierra Nevada Mountains Foothills: Spring Garden Road, at the north side of its junction with FOresthill Road, 8.4 km west of Foresthill 719 Comment
  UC1132401  Holcus lanatus N. French 1933-5-5 42 Placer s Newcastle; Sacramento Quadrangle Comment
  UC1137049  Holcus lanatus August L. Hormay 1932-5-24 Placer w Auburn Comment
  CDA7986  Holocarpha virgata K. Connolly, Robin Breckenridge 1992-9-3 Placer Along Corporation Yard Road, Rocklin. 0 Comment
  UC861916  Holodiscus discolor A. A. Heller 1917-8-13 12896 Placer base of cliff n of Summit Hotel 2164 Comment
  SCFS871  Holodiscus discolor E. Krimmel, F. Felix 2013-6-2 Placer North Fork American River. Top of Foresthill Rd. Comment
  CAS-BOT-BC152579  Holodiscus discolor var. discolor A. A. Heller 1917-8-13 12896 Placer Base of a cliff north of Summit Hotel 2164 Comment
  CAS-BOT-BC280881  Hordeum brachyantherum subsp. brachyantherum H. R. Bennett 1954-8-8 s.n. Placer Along Highway 40 and South Fork Yuba River, 3 miles west of Kingvale, 10 miles west of Donner Summit, Sierra Nevada Mts. 1798 Comment
  SACT001335  Hordeum geniculatum Michael Baad 1977-6-3 Placer Collected in camp, serpentine outcrop at Jeffery Pine. 1219.0 Comment
  SACT001340  Hordeum geniculatum D. Meyer 1983-7-3 Placer 1152.0 Comment
  SACT001341  Hordeum geniculatum D. Meyer 1983-5-15 Placer Field of southeast corner. 36.6 Comment
  SACT001369  Hordeum leporinum D. Meyer 1984-4-15 Placer 2.5 miles north of Baseline Road. Roadside. 64.0 Comment
  CDA19572  Hordeum marinum subsp. gussoneanum M. I. Wibawa, G. F. Hrusa, J. Glazner 2002-5-22 232 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
  UCR238576  Hordeum murinum subsp. glaucum George K. Helmkamp, E. A. Helmkamp 2012-3-31 18659 Placer Sacramento Valley, along CA-193, 0.1 mile west of its junction with Sierra College Blvd. 88 Comment
  SEINET4670488  Hordeum murinum subsp. leporinum R. Oliver 1976-4-13 s.n. Placer Auburn 366 Comment
  CHSC73078  Horkelia fusca subsp. parviflora L. P. Janeway 1998-8-6 5984 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
  RSA451906  Horkelia fusca subsp. parviflora Bonnie C. Templeton 1931-7-5 1519 Placer Meeks Bay, Lake Tahoe. 2250 Comment
  UC1128154  Horkelia fusca subsp. parviflora B. Bolt 1934-7-16 124 Placer 1/2 mi s Lost Emigrant Mine; Truckee Quad., Tahoe National Forest 2072 Comment
  UC860223  Horkelia fusca subsp. parviflora A. A. Heller 1917-8-15 12939 Placer lower end Summit Valley (Soda Springs Station) 2042 Comment
  UCD44640  Horkelia fusca subsp. parviflora C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 2006 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  CAS-BOT-BC537859  Horkelia fusca var. parviflora James R. Shevock 1985-8-9 11339 Placer W'tern slope of N'thern Sierra Nevada: Tahoe Nat'l Forest, Granite Chief Wilderness, along trail 16E10 in Picayune Valley 2050 Comment
  CAS-BOT-BC537858  Horkelia fusca var. parviflora M. S. Jussel 1928-7-21 s. n. Placer Miller's Lake, Lake Tahoe region Comment
  CAS-BOT-BC537865  Horkelia fusca var. parviflora A. A. Heller 1917-8-15 12939 Placer Soda Springs station, lower end Summit Valley 2042 Comment
  SD62127  Horkelia tridentata Darley F. Howe 1965-5-20 Placer Canyon on south side of north fork of American River near Yankee Jims 914 Comment
  UC567176  Horkelia tridentata subsp. tridentata G. T. Nordstrom 1934-6-21 149 Placer 3 mi n Mammoth Springs (s of Monumental Hill); Colfax quad, North Fork of American River 1584 Comment
  UC750541  Horkelia tridentata subsp. tridentata Lewis S. Rose 1946-6-23 46178 Placer n Cisco (Rainbow) Comment
  UC860235  Horkelia tridentata subsp. tridentata Marcus E. Jones 1882-5-27 3291 Placer Emigrant Gap Comment
  UC1283728  Horkelia tridentata subsp. tridentata Beecher Crampton 1964-7-21 7114 Placer below Blue Canyon weather station (along US Hwy 40) 1524 Comment
  SEINET6744633  Hosackia argophylla Marcus E. Jones 1882-1 3338 Placer Colfax 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
  UCD22030  Hydrophyllum capitatum var. alpinum Rex Palmer 1979-6-21 N 423 Placer Headwaters basin area of the North Fork of the American River. Comment
  SEINET5504194  Hydrophyllum capitatum var. alpinum P. Lehenbauer 1926-4-25 1244 Placer Squaw Creek Comment
  SBBG72738  Hypericum anagalloides M. N. Ackley -Jun-1925 379 Placer Summit 2139 Comment
  UCD33600  Hypericum anagalloides Beecher Crampton 1970-6-25 8627 Placer Placer County, 1 mile west of Kingvale. 1859 Comment
  UCR111003  Hypericum anagalloides George K. Helmkamp, E. A. Helmkamp 1999-6-30 5108 Placer Northern Sierra Nevadas, Soda Springs Road 0.9 mi south of Donner Pass Road, approaching Ice Lakes. 2104 Comment
  UCR201895  Hypericum concinnum George K. Helmkamp, E. A. Helmkamp 2008-8-20 14033 Placer Northern Sierra Nevada Mountains, Soda Springs Road, 1.9 miles south of its junction with Donner Pass Road and beside (completely dry) Serena Creek 2107 Comment
  UC34300  Hypericum concinnum Mrs. M. M. Hardy 1893-1 Placer Comment
  CAS-BOT-BC401261  Hypericum perforatum Margaret J. Williams 1985-7-6 85- 63 -1 Placer Pacific Crest Trail between old and new Donner Summits 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
  JEPS111141  Hypochaeris glabra Steve Matson 2005-4-17 1217 Placer Near Colfax, Stevens Trail to the North Fork of the American River Comment
  CAS-BOT-BC312895  Hypochaeris glabra Leland S. Smith 1926-5-23 s.n. Placer Forest Hill Divide, south of Colfax Comment
  CDA32869  Hypochaeris glabra CDFA Staff 1980-1 Placer Auburn: Agricultural Commissioner's Office 0 Comment
  CDA36751  Hypochaeris glabra D. B. Joley 1976-4-22 13 Placer Loomis area, Butterfield s. 0 Comment
  CHSC3557  Ilex cornuta Gary Dutton 1966-2-19 62 Placer 227 Donner Ave. Roseville, Calif. in front yard. Comment
  JEPS124894 Image available Ipomopsis aggregata Laurel Loeblich 1964-7-12 94 Placer 1.9 miles south of Lake Tahoe City of HIghway 89. Comment
  SEINET12328855  Ipomopsis aggregata J. H. Nishida 1985-1 768 Placer Homewood, Red Fir Forest 1829 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
  POM65906  Ipomopsis aggregata subsp. formosissima C. J. Fox 1895-07 11412 Placer Near Squaw Peak Comment
  UCR233460  Ipomopsis aggregata subsp. formosissima George K. Helmkamp, E. A. Helmkamp 2011-8-26 18180 Placer Northern Sierra Nevada Mountains, along Forest Hill Road, 12.9 miles east of Humbug Road, less than 1 mile northwest of Robinson Flat 2050 Comment
  UCR253572  Iris hartwegii subsp. hartwegii George K. Helmkamp, Amy Barnes 2014-4-23 22798 Placer Sierra Nevada Mountains Foothills, Old Auburn-Foresthill Road, 1.7 miles northeast of its junction with CA-49 at North Fork American River 407 Comment
  SEINET11261858  Iris hartwegii subsp. pinetorum George Helmkamp, E. A. Helmkamp 2012-5-11 18942 Placer Foothills, Northern Sierra Nevada Mountains: Finning Mill Road, at the junction with Forest Hill Road (Foresthill 7.5' Q.); 0 1136 Comment
  CHSC24735  Iris macrosiphon T. C. English 1976-4-11 13 Placer N. Fork American River, 2 mi. w. Hwy. 49 bridge, 400 yds. N. abandoned R.R. in S. facing rockpile. 335 Comment
  UCD138764  Iris macrosiphon R. A. Mead 1962-4-21 38 Placer America River Canyon, directly below Skyline Drive, Auburn. Comment
  CHSC82704  Isoetes howellii Lowell Ahart 2002-7-22 9917 Placer On the south side 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. 1773 Comment
  SACT002748  Juglans hindsii Josephine Van Ess 1979-7-10 Placer American River. Collected at old home site in horsetrail north of Rattlesnake Bar. Vernal stream bed. No nuts found. 176.8 Comment
  UC1133637  Juncus arcticus subsp. mexicanus R. W. Lundh 1933-4-25 231 Placer n of Colfax; Colfax Quad. 792 Comment
  UCD33744  Juncus articulatus subsp. articulatus Beecher Crampton 1972-7-26 8856 Placer ca. 1 mile west of Cisco Grove on Interstate 80. 1676 Comment
  SEINET6744631 Image available Juncus bufonius Marcus E. Jones 1882-1 2903 Placer Colfax, California Comment
  CHSC81835  Juncus bufonius var. bufonius Lowell Ahart 2001-10-10 9348 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 a 1 3/4 miles southwest of Ahart Camp, about 22 miles (air) northeast of Forest Hill. 1591 Comment
  JEPS102727  Juncus bufonius var. bufonius Lowell Ahart 2001-10-10 9348 Placer French Meadows Reservoir, ca 1/4 mile NE of the boat or trail access area on the NW side of the reservoir, ca 3/4 mi SW of the bridge across the Middle Fork of the American River, ca 1 3/4 mi SW of Ahart Camp, ca 22 mi (air) NE of Forest Hill. 1591 Comment
  CHSC96501  Juncus capitatus Lowell Ahart; Brian Williams 2007-4-13 13658 Placer On damp granite soil, on the sides of small vernal pools, about 1/2 mile south of the Manzanita Cemetery, about 1/2 mile west of Gladding Road, about 2 3/4 miles north of Lincoln. 43 Comment
  CHSC108740  Juncus chlorocephalus B. Castro; L. P. Janeway 2003-8-23 1447 Placer Northern High Sierra Nevada. Ca 5 air mi SW of Homewood (Lake Tahoe). Upper end of large meadow along Barker Creek just upstream from the confluence of the creek out of Bear Lake; 1.9 mi SSW of Barker Pass. Along edge of creek on wet sand/gravel bars, sometimes partly into the water. 2106 Comment
  UCD141445  Juncus chlorocephalus L. S. Smith 1915-1 s.n. Placer Squaw Valley. 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
  UCR179422  Juncus chlorocephalus E. Lowe Corbin 1982-8-19 385 Placer Northern Sierra Nevada Mountains, Headwaters Basin Region of the North Fork of the American River 2 mi SSE of The Cedars [NW of Squaw Valley, south of Norden] 2012 Comment
  JEPS1771  Juncus covillei var. obtusatus Friedrich Ehrendorfer 1952-7-20 Placer 6 mi e Iowa Hill; Shirttail Creek Comment
  UCD163531  Juncus effusus Peter Rubtzoff 1979-8-31 9419 Placer The southern lake of Serene Lakes (Ice Lakes on 1955 Donner Pass quadrangle, 15 minute series). At Serene Lakes Lodge. Comment
  RSA0012138  Juncus effusus var. exiguus George K. Helmkamp, E. A. Helmkamp 2011-7-9 17674 Placer Yankee Jim Road, 1.4 miles northwest of the city of Foresthill 764 Comment
  CHSC81836  Juncus ensifolius Lowell Ahart 2001-10-10 9350 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 a 1 3/4 miles southwest of Ahart Camp, about 22 miles (air) northeast of Forest Hill. 1591 Comment
  UCR146671  Juncus ensifolius Beecher Crampton 1961-9-27 6009 Placer Sierra Nevada Mountains, 1 mile west of Cisco Grove [near county line], along U.S. Highway 40, Yuba River 1707 Comment
  UCR233394  Juncus ensifolius George K. Helmkamp, E. A. Helmkamp 2011-8-26 18179 Placer Northern Sierra Nevada Mountains, along Forest Hill Road, 12.9 miles east of Humbug Road, less than 1 mile northwest of Robinson Flat 2050 Comment
  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
  JEPS67040  Juncus nevadensis W. L. Jepson 1918-7-30 7736 Placer near Tahoe City; Lake Tahoe 1920 Comment
  UC1133684  Juncus nevadensis N. French 1934-6-18 418 Placer Lock Leven Lakes Tahoe National Forest, Truckee Quad. 2164 Comment
  CDA15943  Juncus occidentalis G. F. Hrusa, J. Glazner 1999-7-17 15151 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  JEPS103514  Juncus occidentalis Lowell Ahart 2002-7-22 9911 Placer 50 yards NE of the small natural lake, on the E side of the paved road to Lake Valley Reservoir, ca 1/4 mile E of Yuba Gap and Highway 80. 1780 Comment
  UCD43151  Juncus orthophyllus C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-20 519 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  RSA0122314  Juniperus Marcus E. Jones 1889-6-21 s.n. Placer Cisco. Comment
  JEPS46586  Juniperus californica Harriet P. Kelley 1914-7-14 Placer rocky hill side above Yuba River; Cisco Comment
  CAS-BOT-BC81073  Juniperus communis Charlotte Pyle 1978-6-15 4200 -1 Placer on west side of point of land between Deep Canyon and North Fork of the Middle Fork of the American River 1219 Comment
  UCD133044  Juniperus occidentalis Beecher Crampton 1961-9-27 6001 Placer 2.5 miles west of Cisco Grove, along US Hwy 40, Yuba River Basin. 1615 Comment
  CAS-BOT-BC58896  Kalmia microphylla subsp. microphylla Elizabeth Parsons Hawver 1910-7-7 s.n. Placer Lake Tahoe Regioin - Upper meadows fo Madden Creek Comment
  SCFS5071&SCFS5072  Keckiella breviflora E. Krimmel 2014-6-26 Placer NFAm. Heath Falls Trail. Rocky, sunny slope Comment
  UC1280800  Keckiella breviflora H. E. McMinn 1926-5-28 1751 Placer 6 mi n Folsom ((Allens - local name of place)) Comment
  CAS-BOT-BC246323  Keckiella lemmonii Alice Eastwood 1909-1-1 233 Placer Squaw Creek Comment
  UC1518806  Keckiella lemmonii Fay A. MacFadden 1934-7-2 12570 Placer Alta North Fork of the American River (near Rawhide Mine) Comment
  UC615337  Keckiella lemmonii Beryl O. Schreiber 1932-9-11 773 Placer Summit Comment
  UCD21904  Keckiella lemmonii Beth Lowe Corbin 1982-8-4 213 Placer 1/4 mile west of Onion Creek campground. 1889 Comment
  CHSC79565  Kelloggia galioides Frederic Hrusa; L. Serafini 1993-6-29 11264 Placer Duncan Creek approx. 5 meters upstream from Mosquito Ridge Rd. bridge crossing, and 1 mile N of French Meadows Reservoir. 1500 Comment
  OBI20156  Kelloggia galioides David J. Keil 1978-7-23 12936 Placer Cisco Grove exit from I-80, just E of Nevada Co line 1768 Comment
  SD237601  Kelloggia galioides G. K Helmkamp, Amy Barnes 2009-7-12 15173 Placer Sierra Nevada Mountains Foothills: along Foresthill Road, 5.7 miles northeast of the city of Foresthill (Michigan Bluff 7.5'Q) 1230 Comment
  UC1125659  Kelloggia galioides B. Bolt 1934-7-20 153 Placer Whiskey Hill; Tahoe National Forest, Colfax Quad. 1645 Comment
  UC1125663  Kelloggia galioides B. Bolt 1934-7-19 152 Placer 1 mi s Whiskey Hill; Tahoe National Forest 1645 Comment
  UCD21609  Kelloggia galioides E. Dean; M. Starbuck, C. Tresan, S. Tresan 2001-6-30 1278 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
  UCD22295  Kelloggia galioides Rex Palmer 1979-7-26 N 893 Placer Headwaters basin area of the North Fork of the American River. Comment
  UCD123852  Kickxia elatine B. Crampton 1957-5-7 3992 Placer along US Hwy 99 E, near roadsign, 2 miles north of Lincoln. Comment
  UC131019  Kumlienia hystricula Mrs. K. Brandegee 1909-4-28 Placer near Auburn (in the Sierra Nevada Foothills); Sierra Nevada Foothills Comment
  CAS-BOT-BC341353  Lagophylla glandulosa David D. Keck 1933-6-1 2437 Placer South of Roseville, near Sacramento County--Placer County line Comment
  CAS-BOT-BC341351  Lagophylla glandulosa L. R. Abrams 1917-9-15 6755 Placer 3-5 miles above Auburn Comment
  POM186841  Lagophylla glandulosa D. D. Keck 1932-6-30 1587 Placer 0.3 miles north of Weimar P. O.; Sierra Nevada. 686 Comment
  UC306180  Lagophylla glandulosa unknown 1894-8-1 Placer Palm Avenue Auburn Comment
  SD112646  Lagophylla glandulosa subsp. serrata Darley F. Howe 1965-5-20 4055 Placer 3.5 miles north of Auburn 455 Comment
  SEINET7249132  Lamium amplexicaule George K. Helmkamp, Mary Alice Barnes 2013-1 Placer Comment
  HSC82238  Lasthenia californica Thomas W. Nelson 1979-4-10 4583 Placer Along W side of Sierra College Blvd. between I-80 and Douglas Blvd. Comment
  CAS-BOT-BC353498  Lasthenia fremontii Gordon H. True 1972-4-3 7087 Placer Northern outskirts of Lincon. 48 Comment
  RSA585986  Lasthenia fremontii Adree M. Desrochers 1988-4-20 304 Placer Lincoln; along Hwy 65; 1.8 km from 5th Street/Rd 65 on E side of Hwy 65. Comment
  CAS-BOT-BC257633  Lasthenia glaberrima George K. Helmkamp; E. A. Helmkamp 2011-5-12 17252 Placer Southern Sacramento Valley: south of Lincoln along Athens Ave., 1.6 mile east of Fiddyment Road, 0.6 mi. west of Industrial Ave. 41 Comment
  UC864420  Lathyrus jepsonii var. californicus Marcus E. Jones, A. M. 1882-7-1 3573 Placer Emigrant Gap Comment
  UCD106371  Lathyrus lanszwertii var. lanszwertii C. L. Hitchcock 1949-6-6 19069 Placer Roadside ca. 5 miles south of Tahoe, W side of Lake Tahoe. Comment
  CDA32837  Lathyrus latifolius CDFA Staff Placer Highway 49 south of Auburn. 0 Comment
  RSA305950  Lathyrus nevadensis subsp. nevadensis Fay A. MacFadden 1934-3-25 12431 Placer Canyon Creek, Monte Vista Inn. Comment
  UC15341  Lathyrus nevadensis var. nevadensis H. N. Bolander 1865-4-15 4629 Placer Forest Hills Comment
  SDSU4205  Lathyrus nevadensis var. nevadensis unknown 1951-5-3 Placer 823 Comment
  UCR231898  Layia chrysanthemoides George K. Helmkamp, E. A. Helmkamp 2011-4-10 17155 Placer Sacramento Valley, along Riosa Road at the east edge of the village of Sheridan 41 Comment
  SD43623  Layia fremontii Darley F. Howe 1948-5-20 1838 Placer 455 Comment
  UCR196278  Leersia oryzoides Christopher M. Bronny 2007-9-24 2007- 01 Placer Yuba and Placer Countyu lines, along north and south banks of Bear ARiver below the Hwy 65 overcrossing, c. 1 mi south of Wheatland 26 Comment
  CHSC96474  Leontodon saxatilis subsp. longirostris Lowell Ahart; Brian Williams 2007-4-13 13633 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
  UCR260072  Leontodon taraxacoides subsp. taraxacoides George K. Helmkamp, Elizabeth Helmkamp 2013-10-14 22414 Placer Sierra Nevada Mountains Foothills, Yankee Jim Road, 3.6 miles northwest of its junction with Foresthill Road 651 Comment
  JEPS59495  Lepidium campestre Ezra Brainerd and Viola B. Baird 1915-7-23 247 Placer Tahoe City Sierra Nevada Mts. 1905 Comment
  CAS-BOT-BC88832  Lepidium campestre Elsie Z. Lovegrove 1947-6-4 s.n. Placer Tahoe City, bridge. Comment
  RSA0033852  Lepidium latifolium Barbara Ertter 1999-7-9 16757 Placer Emigrant Gap Vista Point on Interstate 80. Comment
  UC2029025  Lepidium latifolium Barbara Ertter 1999-7-9 16757 Placer Emigrant Gap Vista Point on Interstate 80; locally established on roadside. Comment
  UCD70569  Lepidium nitidum Art Shapiro 1998-3-10 s.n. Placer Above N. Fork of American River off Iowa Hill Rd. 640 Comment
  UC570340  Lepidium perfoliatum N. French 1933-6-15 78 Placer Clipper Cap Sacramento Quad. 518 Comment
  CHSC10722  Lepidium ramosissimum Lowell Ahart 1962-7-14 Placer Near Ahart Camp, French Meadows. 1676 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
  HSC33421  Lepidium virginicum var. menziesii Thomas W. Nelson, James Nelson 1974-6-17 1371 Placer Dollar Point overlooking Lake Tahoe, N of Tahoe City 1585 Comment
  UC147646  Lepidium virginicum var. pubescens Harriet A. Walker 1908-6-23 1205 Placer Blue Canyon 1432 Comment
  SACT001404  Leptochloa fascicularis Josephine Van Ess 1973-6-24 Placer Collected just south on Barton Road. Wet roadside ditch. 91.5 Comment
  UCD21973  Leptosiphon ciliatus Beth Lowe Corbin 1982-8-4 217 Placer 1/4 mile NW of Onion Creek campground. In fine, sandy soil. Opening in montane chaparral. Flowers light pink with white and yellow throat. Full sun. SW facing slope, 15% incline. Locally abundant. 1950 Comment
  CHSC82713  Leptosiphon harknessii Lowell Ahart 2002-7-22 9894 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
  CHSC85737  Leptosiphon harknessii G. F. Hrusa; J. Glazner 1999-7-17 15153 Placer Martis Valley. Off Hwy 267, S of Truckee. 1889 Comment
  UC188534  Lesquerella occidentalis subsp. occidentalis C. F. Sonne 1885-6-25 Placer head of Squaw Valley head of Squaw Valley on Truckee River (on Truckee River) Comment
  UC1999791  Lessingia leptoclada H. E. M. Dobson 1977-10-23 285 Placer Near Forest hill Comment
  CAS-BOT-BC342046  Lessingia virgata Beecher Crampton 1958-7-11 5010 Placer Rolling Valley plain, 3.3 miles east of Sheridan Comment
  UC1121018  Leucothoe davisiae N. French 1934-7-7 499 Placer Tahoe National Forest, Texas Hill Texas Hill; Tahoe National Forest, Texas Hill 1524 Comment
  UCD117522  Leucothoe davisiae Murray Fowler 1961-8-8 s.n. Placer At margin of mountain meadow, Robertson Flat, ca. 19 miles west of Tahoe City. 1828 Comment
  UC176132  Lewisia nevadensis Miss Harriet A. Walker 1908-6-26 1318 Placer Cisco Comment
  CAS-BOT-BC444556  Lewisia triphylla John H. Thomas; Hazelle A. Thomas 1956-7-21 6135 Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento. 2377 Comment
  UCD22152  Lewisia triphylla Rex Palmer 1979-6-19 N 262 Placer Headwaters basin area of the North Fork of the American River Comment
  CAS-BOT-BC444552  Lewisia triphylla Kellogg 1890-6-23 s.n. Placer Cisco, Sierra Nevada Mts. Comment
  MACF019631  Libocedrus decurrens Fay A. MacFadden 1934-8-3 12824 Placer California Comment
  UCD43374  Ligusticum grayi C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-12 742 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  CAS-BOT-BC130774  Lilium pardalinum Lena E. Bowley 1941-6-1 s.n. Placer Colfax Comment
  CAS-BOT-BC130781  Lilium pardalinum Mrs. H. M. Mitchell 1930-6-7 s.n. Placer Between Colfax and Dutch Flat Comment
  CAS-BOT-BC508455  Lilium parvum Mrs. H. M. Mitchell 1922-7-1 s.n. Placer Blue Canyon Comment
  CAS-BOT-BC508480  Lilium parvum F. Almeda 1993-7-24 7282 Placer About 15 miles SE of Interstate Hwy #80 at Soda Springs on the trail to Upper Sheep Valley 2133 Comment
  CAS-BOT-BC508488  Lilium parvum C. F. Sonne 1892-7-1 s.n. Placer West slope Washoe Mts. Comment
  CAS-BOT-BC508489  Lilium parvum A. M. Vollmer; L. Beane 1951-7-1 190 Placer Bear Valley, east of Nevada City Comment
  SEINET7725732  Lilium washingtonianum Unknown Placer Summit Comment
  CAS-BOT-BC133074  Lilium washingtonianum subsp. washingtonianum Alice Eastwood 1909-1-1 184 Placer Sunnyside, Lake Tahoe Region Comment
  CAS-BOT-BC133077  Lilium washingtonianum subsp. washingtonianum Jean L. Pawek 1956-7-18 198 Placer Highway 40 1828 Comment
  JEPS19575  Limnanthes alba Wm. H. Shockley 1879-1 Placer Auburn Comment
  UCD116448  Limnanthes alba Rimo Bacigalupi; G. T. Robbins, F. Chisaki 1956-4-20 5628 Placer along Antelope-Roseville road, at Sacramento-Placer county line. 42 Comment
  SD255783  Limnanthes alba subsp. alba George K Helmkamp, Amy Barnes 2014-4-23 22812 Placer Sierra Nevada Mountains Foothills: Spring Garden Road, at the north side of its junction with Foresthill Road, 8.4 km west of Foresthill (Colfax 7.5'Q) 719 Comment
  UC1746057  Limnanthes alba subsp. alba Annetta M. Carter with Galen Smith 1951-4-16 Placer near Roseville 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
  CHSC3882  Limnanthes douglasii subsp. rosea Gary Dutton 1966-3-21 139 Placer Found on Lincoln cut-off to Newcastle. Two miles from Lincoln. Field. 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
  CDA36873  Linanthus bicolor CDFA Staff 1995-5-12 s.n. Placer Dry Creek. 0 Comment
  POM74920  Linanthus pungens subsp. pulchriflorus Marcus E. Jones 1882-06 s.n. Placer Emigrant Gap. Comment
  CDA6358  Linaria genistifolia subsp. dalmatica G. D. Barbe, W. Sauer 1984-7-25 4181 Placer Along north shore of Lake Tahoe between U.S. Coast Guard Station and Bristle Cone Street, Lake Forest. Comment
  CDA20199  Linaria purpurea A. Williams 2003-8-14 PDR 1407018 Placer Sierra Nevada; Pioneer Wy, Tahoe City. 0 Comment
  UCD162567  Linaria vulgaris Steve Matson 2004-8-1 909 Placer nSNH; Tahoe Basin; Tahoe City near lakeshore at Truckee River outlet. NE of Gate Keepers Cabin. 1900 Comment
  UC1191861  Lindernia dubia var. dubia Malcolm A. Nobs and S. Galen Smith 1949-8-22 1543 Placer sw city limits Roseville Comment
  UCR229547  Linum lewisii var. alpicola George K. Helmkamp, E. A. Helmkamp 2011-7-26 17891 Placer Northern Sierra Nevada Mountains, Bowman Lake Road, 0.9 mile north of its junction with CA Hwy 20, 0.85 mi. NE (23 deg. ) of Emigrant Gap and N of I-80 1434 Comment
  OBI60157  Lipocarpha micrantha David J. Keil, with Kathleen A. Keil 1999-7-17 28378 Placer Along N Fork of Cosumnes River at Little Canyon Road ford. 457 Comment
  UC13524  Listera convallarioides Chesnut and Drew 1889-7-1 Placer Ackerman's Comment
  CAS-BOT-BC430964  Lithophragma bolanderi Alice Eastwood; John Thomas Howell 1937-5-8 4334 Placer Near Auburn on road to Grass Valley Comment
  UCD80763  Lithophragma bolanderi CNPS SN Foothill Team 2005-4-11 SNFN 0103 e Placer Placer Legacy, Spear's Ranch, above Coon Creek, approximately 3 miles east of entry gate off of Garden Bar Road. 169 Comment
  UCD22324  Lithophragma glabrum Rex Palmer 1979-7-12 N 621 Placer Headwaters basin area of the North Fork of the American River Comment
  JEPS29704  Lithospermum californicum Rimo Bacigalupi and L. Heckard 1962-5-26 8461 Placer 1.5 mi ne Dutch Flat (at Southern Pacific railroad crossing) 1097 Comment
  SACT001445  Lolium multiflorum D. Meyer 1983-5-7 Placer Roadside Comment
  SACT001458  Lolium perenne Josephine Van Ess 1977-4-29 Placer Collected 1.7 miles west of Watt Ave. Waste corner of field, dried up. 21.3 Comment
  SD247298  Lomatium dissectum George K. Helmkamp, Mary Alice Barnes 2013-4-18 20336 Placer Northern Sierra Nevada Mountains Foothills: Yankee Jim Road, 0.9 mile east of its junction with Canyon Way, 4.4 miles southeast (167 degrees) of Colfax. 561 Comment
  JEPS126340  Lomatium grayi Steve Matson 1998-6-14 245 Placer nSHN; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; 60 yards north of Highway 267, 500 yards west of Martis Creek. Comment
  JEPS127404  Lomatium utriculatum Steve Matson 2006-4-23 1605 Placer Northern Sierra Nevada west slope; Iowa Hill Road near Colfax at crossing of North Fork American River. Comment
  CDA15659  Lonicera conjugialis G. F. Hrusa, J. Glazner 1999-7-18 15196 Placer Lake Tahoe; Wooded slopes betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1905 Comment
  POM68210  Lonicera conjugialis Marcus E. Jones 1900-7-26 s.n. Placer Blue Canyon. 1463 Comment
  UC35421  Lonicera conjugialis C. J. Fox Jr. July, 1895 Placer Deer Park Inn Comment
  UCD150306  Lonicera conjugialis James A. Neilson Jr. 1970-1 1983 Placer Tahoe Basin, Lower Ward Creek, plot 232 D. 2011 Comment
  CHSC74080  Lonicera involucrata var. involucrata Susi Urie 1998-8-13 98 -033 Placer Meadow along the south side of Ward Creek, about 1.5 mi west of Lake Tahoe and Sunnyside. 2097 Comment
  POM26985  Lotus I. E. Diehl 1902-7-7 53 Placer Colfax Comment
  CDA13720  Lotus grandiflorus var. macranthus G. F. Hrusa, B. Meese 1997-5-26 13790 Placer Sierra Nevada; Italian Bar Trail, to N. Fk. Amer. River, approx. 3 km. N of Foresthill Divide Rd. Comment
  POM27248  Lotus humistratus Marcus E. Jones 1882-7-3 s.n. Placer Colfax. Comment
  UCR188846  Lotus humistratus George K. Helmkamp, E. A. Helmkamp 2007-3-25 11711 Placer Northern Sierra Nevada Mountains Foothills, Forest Hill Road, 0.9 mile east of its junction with CA-49 at the bridge of the junction of American River forks 287 Comment
  UC80756  Lotus incanus Katharine Brandegee 1889-7-6 Placer Alta Comment
  UC212478  Lotus micranthus Mary E. P. Ames Apr 1895 Placer Auburn Comment
  JEPS102602  Lotus nevadensis var. nevadensis Lowell Ahart 2001-10-10 9345 Placer French Meadows Reservoir, near the boat or trail access area on the NW side of the reservoir, about 1 mile SW of the bridge across the Middle Fork of the American River, about 2 miles SW of Ahart Camp, about 22 miles (air) NE of Forest Hill. 1594 Comment
  UC65764  Lotus oblongifolius var. oblongifolius P. B. Kennedy and S. B. Doten 1901-8-15 406 Placer 6 mi from French Meadows Comment
  UC175634  Lotus purshianus var. purshianus H. M. Hall 1910-7-1 8734 Placer near Cisco; Sierra Nevada Mountains 1828 Comment
  UCR176249  Lotus purshianus var. purshianus George K. Helmkamp, E. A. Helmkamp 2006-8-11 11218 Placer Northern Sierra Nevada Mtns foothills, along Forest Hill Rd., 8.7 miles northeast of Forest Hill 1311 Comment
  UCR240965  Lotus purshianus var. purshianus George K. Helmkamp, E. A. Helmkamp 2012-9-25 19917 Placer Northern Sierra Nevada Mountains, junction of Nyack Road and I-80 in the Emigrant Gap area 1652 Comment
  SDSU4354  Lotus wrangelianus D. F. Howe 1948-5-21 1916 Placer 457 Comment
  CAS-BOT-BC60252  Lunaria annua H. K. Wagnon; T. C. Fuller 1964-5-18 11982 Placer Alta. Railroad tracks east of Dutch Flat Road. 1097 Comment
  JEPS85678  Lupinus Ruby Van Deventer 1938-7-4 160 Placer Summit Valley Mt. 1249 Comment
  UC194800  Lupinus C. F. Sonne 1891-4-5 Placer along R.R. bet. Auburn and Newcastle; bet. Auburn and Newcastle Comment
  UCD105842  Lupinus adsurgens G. K. Helmkamp; E. A. Helmkamp 2007-7-27 12630 Placer Northern Sierra Nevada Mountains: Southeast end of Cisco Grove; along local road just before it passes under Interstate-80. 1744 Comment
  UCD74120  Lupinus adsurgens Jennifer W. Burt 2005-7-13 167 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-BC198368  Lupinus albifrons G. Earnhart 1961-3-18 9 Placer 2 1/2 miles east of Auburn, north fork of American River 396 Comment
  CHSC3450  Lupinus albifrons Judy Potter 1966-4-8 Placer Rattlesnake Bar area, Folsom Lake. Comment
  UC1129278  Lupinus albifrons C. R. Clar 1933-5-12 118 Placer Applegate Hill; Colfax Quad., Applegate Hill Comment
  UCR250071  Lupinus albifrons var. collinus George K. Helmkamp, Mary Alice Barnes 2013-5-3 20486 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 4.7 miles south of Forest Hill Road, 1.8 mi. east (92 deg. ) of Foresthill 829 Comment
  UCD22012  Lupinus andersonii Beth Lowe Corbin 1982-8-4 228 Placer 1/3 mile NW of Onion Creek campground. 1981 Comment
  UC15772  Lupinus andersonii Mrs. M. M. Hardy 1893-1 Placer Comment
  POM27663  Lupinus andersonii var. andersonii Marcus E. Jones 1882-7-3 s.n. Placer Dutch Flat Comment
  JEPS48702  Lupinus arbustus Leland S. Smith 1927-8-6 2158 Placer Robertson Flat Ranger Station Tahoe National Forest, Robertson Flat Ranger Station 2346 Comment
  UCD74125  Lupinus arbustus Jennifer W. Burt; Sarah Shannon 2005-7-8 159 Placer PlaVada' abandoned ski area (off Hwy 80 at Kingvale exit) - collected from center of abandoned ski run. 1920 Comment
  UC1129501  Lupinus argenteus var. meionanthus R. C. Wilson 1934-9-20 77 Placer Granite Chief Mt.; Tahoe National Forest, Truckee Quad. 2743 Comment
  UCD106825  Lupinus argenteus var. meionanthus L. S. Smith 1916-6 630 Placer Squaw Valley. Comment
  RSA794937  Lupinus benthamii George K. Helmkamp, E. A. Helmkamp 2011-4-1 17115 Placer along CA-193 (Lincoln-New Castle Hwy), 0.4 mile west of Gold Hill Road, 5.4 miles (air) east of Lincoln 108 Comment
  SD241011  Lupinus benthamii George K. Helmkamp, E. A. Helmkamp 2012-3-31 18668 Placer Northern Sierra Nevada Mountains Foothills: Old Foresthill Road, 0.7 mile northeast of its junction with CA-49 and the American River Crossing. 257 Comment
  UCR233335  Lupinus benthamii George K. Helmkamp, E. A. Helmkamp 2011-4-1 17115 Placer Eastern Sacramento Valley, along CA-193 (Lincoln-New Castle Hwy), 0.4 mile west of Gold Hill Road, 5.4 miles (air) east of Lincoln 108 Comment
  CDA37252  Lupinus bicolor CDFA Staff s.n. Placer Nute Ranch, near Nute Road. 0 Comment
  UCD164623  Lupinus bicolor Brandi Sorensen 1995-5-12 14 Placer 3.5 kilometers north of Auburn. 2.4 kilometers west of Interstate 80. 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
  UCR249528  Lupinus bicolor George K. Helmkamp, Amy Barnes 2013-3-28 20290 Placer Eastern Sacramento Valley, northwest side of junction of Riosa Road and Andressen Road, northeast of Sheridan 36 Comment
  UCR257597  Lupinus bicolor George K. Helmkamp, Amy Barnes 2014-3-21 22644 Placer Sacramento Valley, Sheridan, Riosa Road at the west side of its junction with old CA-65 33 Comment
  RSA20897  Lupinus bicolor subsp. microphyllus Carl B. Wolf 8630 Placer Sacramento Valley, 2 mi. No. of Lincoln. 53 Comment
  UC127526  Lupinus latifolius var. columbianus Mrs. M. M. Hardy 1893-1 Placer Comment
  UC33404  Lupinus lepidus var. lobbii W. A. Setchell, C. C. Dobie Jul 6 1901-Jul 21 1901 Placer Rubicon Park; vicinity of Lake Tahoe, Rubicon Park 1897 Comment
  CDA24989  Lupinus lepidus var. sellulus J. Glazner 2000-9-2 s.n. Placer Lake Tahoe; betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1889 Comment
  CHSC73041  Lupinus lepidus var. sellulus L. P. Janeway 1998-8-6 5972 Placer Lake Tahoe Basin Management Unit - National Forest. North side of Blackwood Creek, 1.7 mi west of Lake Tahoe. 1938 Comment
  UC1481901  Lupinus lepidus var. sellulus D. B. Dunn, LeDoux and Kenney 1973-6-26 21040 Placer 0.4 mi e Norden Post Office (approaching Donner Pass); , e of the Norden Post Office Comment
  UC1129597  Lupinus microcarpus var. densiflorus N. French 1933-6-6 76 Placer near Rattlesnake Bridge; Sacramento Quadrangle Comment
  UCR207859  Lupinus microcarpus var. densiflorus George K. Helmkamp, E. A. Helmkamp 2009-4-22 14562 Placer Sierra Nevada Mountains Foothills, Forest Hill Road 1.9 mile east of its junction with CA-49 and the North and Middle Forks of the American River 399 Comment
  UCR256515  Lupinus microcarpus var. densiflorus George K. Helmkamp, Amy Barnes 2014-4-23 22771 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
  CDA12006  Lupinus nanus G. F. Hrusa 1995-5-2 12187 Placer Sierra Nevada; along side of Mosquito Ridge Rd. approx. 3 km. E of Foresthill. Comment
  SD260247  Lupinus nanus George K. Helmkamp, Mary Alice Barnes 2013-5-3 20484 Placer Northern Sierra Nevada Mountains Foothills: Mosquito Ridge Road, 4.7 miles south of Forest Hill Road, 1.8 miles east (92a^z) of Foresthill (Forest Hill 7.5'Q) 829 Comment
  UCR250894  Lupinus nanus George K. Helmkamp, Mary Alice Barnes 2013-4-18 20341 Placer Northern Serrra Nevada Mountains Foothills, Yankee Jim Road, 0.9 mile east of its junction with Canyon Way, 4.4 miles SE (167 deg. ) of Colfax 561 Comment
  UC155193  Lupinus nanus Katharine Brandegee 1907-5-1 Placer bet. Pilot Hill and Salmon Falls; bet. Pilot Hill and Salmon Falls Comment
  UCD43806  Lupinus polyphyllus var. burkei C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-7 1172 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  SEINET8060070  Lupinus polyphyllus var. burkei Trevitt 1932-7-5 s.n. Placer [Sierra Nevada] Tahoe Vista Comment
  SEINET10903499  Lupinus sellulus Gordon H. True, John Thomas Howell 1967-8-16 True 3781 Placer Fordyce lake road just south of lake, ca. 5 Mi north of cisco grove. Common on Dry forest floor. 2042 Comment
  UCD144415  Lupinus stiversii G. F. Hrusa 1995-5-20 12183 Placer Approximately 1 km on Mosquito Ridge Rd past Gorman Ranch Road intersection. 700 Comment
  UC142751  Luzula subcongesta A. A. Heller 1903-8-10 7135 Placer above Donner Pass; above Donner Pass 2286 Comment
  UCD124886  Lycopus americanus Beecher Crampton 1953-10-6 1660 Placer north Lincoln city limit. Comment
  JEPS103428  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
  UC485298  Madia elegans Katharine Brandegee Placer near Alta Comment
  UC65325  Madia elegans P. B. Kennedy and S. B. Doten 1901-8-6 243 Placer Summit Soda Springs Comment
  CAS-BOT-BC343774  Madia elegans R. F. Hoover 1967-9-6 10850 Placer Kings Beach, Lake Tahoe Comment
  UC217498  Madia elegans H. M. Hall 1917-5-17 10309 Placer 5 mi n Lincoln (along S.P.R.R.); Sacramento Valley Comment
  UCD134236  Madia elegans Collector Unknown Date Unknown s.n. Placer Exact location unknown. Comment
  SDSU4733  Madia elegans subsp. densifolia D. F. Howe 1962-8-10 3418 Placer 1.2 miles north of Auburn. 457 Comment
  UCR194961  Madia exigua George K. Helmkamp, E. A. Helmkamp 2007-5-18 12007 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 2.8 miles southeast of Foresthill 814 Comment
  CAS-BOT-BC342835  Madia glomerata H. M. Hall 1910-6-26 8746 -A Placer Sierra Nevada Mountains. Cisco Comment
  POM194885  Madia glomerata H. M. Hall 1910-6-26 8746 Placer Cisco, on the west slope of the Sierra Nevada Comment
  SD248342  Madia gracilis George K. Helmkamp, Elizabeth Helmkamp 2013-6-11 20804 Placer Northern Sierra Nevada Mountains Foothills: Yankee Jim's Road, 3.6 miles northwest of its junction with Forest Hill Road. 768 Comment
  UCR241744  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
  UCR250604  Madia gracilis George K. Helmkamp, Mary Alice Barnes 2013-5-3 20495 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
  POM284521  Madia minima Lyman Benson 1933-6-26 4527 Placer Cisco, U.S. 40. Sierra Nevada; Bear River watershed. 1829 Comment
  SBBG58728  Maianthemum racemosum M. N. Ackley -Jun-1925 675 Placer Summit 2138 Comment
  CAS-BOT-BC512083  Maianthemum racemosum subsp. amplexicaule John H. Thomas; Hazelle A. Thomas 1956-7-21 6121 Placer Vicinity of Donner Pass, about 80 miles northeast of Sacramento; Sierra Nevada 2377 Comment
  RSA463211  Maianthemum racemosum subsp. amplexicaule J. H. Nishida 1985-7-10 786 Placer Homewood. 1829 Comment
  CAS-BOT-BC512081  Maianthemum racemosum subsp. amplexicaule F. Almeda 1993-7-24 7272 Placer About 15 miles SE of Interstate Hwy #80 at Soda Springs on the trail to Upper Sheep Valley. 2133 Comment
  UCD43084  Maianthemum stellatum C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-19 452 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  SEINET12049610  Maianthemum stellatum J. H. Nishida 1985-1 785 Placer Homewood 1829 Comment
  SEINET8491615  Maianthemum stellatum P. A. Lehenbauer 1932-6-26 s.n. Placer Tahoe City. Comment
  UCR257599  Malva parviflora George K. Helmkamp, Amy Barnes 2014-3-21 22642 Placer Sacramento Valley, Sheridan, Riosa Road at the west side of its junction with old CA-65 33 Comment
  UCD107633  Marah fabacea G. K. Helmkamp; E. A. Helmkamp 2006-2-24 10067 Placer Sacramento Valley; edge of Sierra Nevada Foothills: Junction of Clark Tunnel Road and CA Highway 193, E of Lincoln. 113 Comment
  SEINET8551113  Marah fabacea S. Dean 1979-3-31 s.n. Placer Eldorado Creek near junction with North Fork of Middle Fork of American River, Mosquito Ridge Road to French Meadows. 518 Comment
  UCD15162  Marah watsonii Phyllis Adams 1982-4-20 5 Placer California, Placer Co.; near the town of Auburn, in the American River Canyon; 457 Comment
  SEINET8551407  Marah watsonii W. D. Billings 1939-3-19 1193 Placer 2 miles N of Auburn. Comment
  CAS-BOT-BC438827  Marrubium vulgare George K. Helmkamp; Mary Alice Barnes 2013-5-3 20470 Placer Foothills, northern Sierra Nevada Mountains: SW edge of Foresthill, Mosquito Ridge Road, 0.2 mile south of Forest Hill Road. 974 Comment
  UCR258125  Medicago orbicularis George K. Helmkamp, Amy Barnes 2014-3-21 22647 Placer Sacramento Valley, Sheridan, Riosa Road at the west side of its junction with old CA-65 33 Comment
  UCD160961  Melica G. Ledyard Stebbins 1978-5-29 78103 Placer El Dorado National Forest. Little Crater above Ralston Ridge. (Exact location unknown. Coordinates estimated by label maker.) Comment
  UCD67016  Melica aristata R. Tofsrud 1951-7-1 Placer Hwy. 40, above Baxter, 3/4 mile below drinking station. Comment
  UCR209745  Melica aristata George K. Helmkamp, E. A. Helmkamp 2009-8-12 15423 Placer Sierra Nevada Mountains, Forest Hill Road, 20.5 miles northeast of the city of Foresthill 1662 Comment
  UCR208539  Melica bulbosa George K. Helmkamp, E. A. Helmkamp 2009-5-7 14612 Placer Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 9.8 miles east of its junction with Forest Hill Road in Foresthill 433 Comment
  SACT001494  Melica californica Michael Baad 1983-5-5 Placer Junction with Shirttail Canyon Road. 1 mile south of the North Fork of the American River. 548.64 Comment
  SACT001503  Melica californica var. nevadensis Michael Baad 1976-6-3 Placer 1.1 miles east of bridge. 3.3 miles east of Auburn on old Auburn to Foresthill Road. Southeast facing slope. 217.0 Comment
  CAS-BOT-BC282065  Melica fugax A. A. Heller 1917-6-17 12699 Placer Along the Yuba River below Cisco 1676 Comment
  UCD87276  Melica fugax A. A. Heller 1917-6-17 12699 Placer Yuba River. Comment
  SACT001517  Melica harfordii Michael Baad 1977-6-8 Placer On road between Forest Hill and French meadows. Roadside serpentine chaparral 914.4 Comment
  UCD36657  Melica harfordii Beecher Crampton 1955-6-15 2884 Placer Placer County, Bunch Canyon, 2.5 miles south of U.S. Highway 40, on Forest Hills Road. Comment
  UCD87488  Melica harfordii Beecher Crampton 1964-7-21 7129 Placer Blue Canyon. 1430 Comment
  UC34007  Melica stricta C. F. Sonne Jul 1892 9 Placer mt above Coldstream; Sierra Nevada Mountains 2590 Comment
  SACT001532  Melica subulata Michael Baad 1977-6-1 Placer 1097.28 Comment
  SACT001539  Melica torreyana Michael Baad 1983-5-7 Placer 2 miles south of Colfax on Iowa Hill Road; rocky opening; disturbed area 978.0 Comment
  SACT001555  Melica torreyana D. Meyer 1984-6-3 Placer dam lookout 224.0 Comment
  UCD88830  Melica torreyana Beecher Crampton 1955-6-15 2876 Placer Placer County, Head of Bunch Canyon, 1 mile south of U.S. Highway 40. 914 Comment
  UCR253573  Melica torreyana George K. Helmkamp, Amy Barnes 2014-4-23 22799 Placer Sierra Nevada Mountains Foothills, Old Auburn-Foresthill Road, 1.7 miles northeast of its junction with CA-49 at North Fork American River 407 Comment
  JEPS127548  Melilotus albus Steve Matson 2002-7-12 608 Placer nSNH: Tahoe north shore; Snow Creek watershed. Tahoe Vista/Kings Beach, near pond. Comment
  RSA409911  Mentha canadensis Wm. Martin 1972-9-10 20226 Placer 1 mile east of Weimer on Hwy 80 Comment
  UC702906  Mentzelia albicaulis Lewis S. Rose 1941-7-12 41313 Placer Chambers Lodge, (McKinney) Lake Tahoe 1920 Comment
  CAS-BOT-BC428682  Micranthes bryophora C. F. Sonne 1884-8-24 89 Placer Sierra Nevada Mts. Granite Rock above Coldstream 2438 Comment
  JEPS127556  Micranthes bryophora Steve Matson 2004-8-1 1081 Placer nSNH: Tahoe Basin west shore; Blackwood Canyon, 1/2 mile SE of Barker Pass. Comment
  SCFS1044  Micranthes bryophora E. Krimmel 2014-8-7 Placer high alpine meadow Comment
  CAS-BOT-BC428873  Micranthes californica John H. Thomas; Hazelle A. Thomas 1956-7-21 6125 Placer Sierra Nevada. Vicinity of Donner Passs, about 80 miles northeast of Sacramento. 2377 Comment
  CAS-BOT-BC429027  Micranthes nidifica C. F. Sonne 1884-8-24 90 Placer Sierra Nevada Mts. Above Coldstream Comment
  JEPS127555  Micranthes odontoloma Steve Matson 2004-8-1 1078 Placer nSNH: Tahoe Basin west shore; Blackwood Canyon, 1/2 mile SE of Barker Pass. Comment
  CAS-BOT-BC348388  Micropus californicus var. californicus G. L. Stebbins 1978-5-28 7881 Placer West side of Big Crater 1280 Comment
  SD237343  Micropus californicus var. californicus G. K. Helmkamp, E. A. Helmkamp 2010-4-23 15918 Placer Sierra Nevada Mountains Foothills: along Salmon Falls Road, 5.6 miles south of its junction with CA-49 at Pilot Hill, 0.65 mi. north of the American River crossing. 199 Comment
  CAS-BOT-BC348389  Micropus californicus var. californicus H. L. Mason 1933-5-28 7236 Placer Tahoe-Colfax road, three to four miles north of Colfax Comment
  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-BC348845  Microseris douglasii subsp. douglasii John Thomas Howell; Gordon H. True 1971-5-26 47634 Placer Northern limits of Lincoln 48 Comment
  CAS-BOT-BC349324  Microseris nutans H. N. Bolander; Keller, M. D. & Co. No date on label s.n. Placer Cisco Comment
  CAS-BOT-BC349327  Microseris nutans John H. Thomas; Hazelle A. Thomas 1956-7-21 6143 B Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento 2377 Comment
  JEPS126388  Microseris nutans Steve Matson 1998-6-24 302 Placer Tahoe north shore; Snow Creek Watershed, Tahoe Vista/Kings Beach; dirt road extension of west from Tiger Ave. Comment
  UCD75936  Microseris nutans Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5158 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, along Emigrant Trail on the N side of the north fork of Cold Creek. Sides of trail. 2124 Comment
  JEPS59442  Microseris nutans Ezra Brainerd and Viola B. Baird 1915-7-10 167 Placer ? road to Deer Park Inn; Sierra Nevada Mts. 1920 Comment
  JEPS59443  Microseris nutans Ezra Brainerd and Viola B. Baird 1915-7-10 166 Placer along road to Deer Park Inn; Sierra Nevada Mts. 1920 Comment
  POM219151  Microseris nutans G. W. Fetters 1929-6-29 s.n. Placer Pomin's, Lake Tahoe Comment
  CAS-BOT-BC322771  Microseris sylvatica Gordon H. True 1971-5-26 6546 Placer Northern limits of Lincoln 48 Comment
  UCD82834  Mimulus Robin McMaster 1973-6-3 455 Placer 2 mi W Lake Spaulding. Comment
  RSA0012160  Mimulus aurantiacus George K. Helmkamp, E. A. Helmkamp 2011-7-9 17688 Placer Mosquito Ridge Road, 10.8 miles southeast of its junction with Foresthill Road 503 Comment
  RSA93428  Mimulus bicolor Milo S. Baker 1936-6-22 8418 Placer Hwy 40, vicinity of Gold Run. Comment
  RSA122638  Mimulus breweri B. Bolt 1934-7-11 97 Placer Cascade Lakes, Truckee 2043 Comment
  RSA0047749  Mimulus guttatus George K. Helmkamp, Mary Alice Barnes 2013-4-18 20377 Placer Iowa Hill Road, 1.8 miles west of the bridge over North Fork American River, 0.6 mi. (airline) east of I-80 at Colfax 544 Comment
  SCFS11529156  Mimulus guttatus Unknown 2014-7-5 Placer Onion Creek crossing near confluence with NF Am. river, on trail Comment
  UCD21875  Mimulus guttatus Beth Lowe Corbin 1982-8-19 382 Placer 1 3/4 miles SSW of The Cedars. 1950 Comment
  UCR208272  Mimulus guttatus George K. Helmkamp, E. A. Helmkamp 2009-5-7 14638 Placer Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 13.6 miles east of its junction with Forest Hill Road in Foresthill 771 Comment
  RSA523467  Mimulus kelloggii W. L. Jepson 1938-4-5 18584 Placer Auburn, 2 mi e. on Placerville Road. 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
  UCD44711  Mimulus microphyllus C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 2077 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  UC886388  Mimulus moniliformis Lewis S. Rose 1941-7-12 41308 Placer Chambers Lodge, (McKinney) Lake Tahoe 1920 Comment
  SEINET5796524 Image available Mimulus moschatus var. longiflorus Marcus E. Jones 1882-1 Placer Alta Comment
  RSA0077806  Mimulus nanus var. mephiticus Milo S. Baker 1904-7-15 s.n. Placer Lake Valley, Lake Tahoe Region. Comment
  UCD21893  Mimulus nasutus Rex Palmer 1979-6-21 N 373 Placer Exact location unknown. Comment
  UC128276  Mimulus primuloides Miss Harriet A. Walker 1908-7-27 1463 Placer Cisco 1810 Comment
  UCD21889  Mimulus primuloides Rex Palmer 1979-7-9 N 451 Placer Onion Creek meadow #2. Comment
  UCD162601  Mimulus primuloides var. primuloides Steve Matson 2002-7-7 559 Placer nSNH; Tahoe north shore; Snow Creek watershed, Tahoe Vista/Kings Beach; meadow edge north of new pond. 1908 Comment
  UCD40954  Mimulus torreyi Cathy Hendel 1973-6-9 132 Placer 6.3 miles on Ice House Road from Hwy 50. Comment
  CAS-BOT-BC174570  Minuartia californica Carl B. Wolf 1937-3-30 8349 Placer Sacramento Valley, 4 8/10 mi. E. of Lincoln on Penryn Road 91 Comment
  HSC82611  Minuartia douglasii Thomas W. Nelson, Jane P. Nelson 1979-4-11 4602 Placer Along N side of Douglas Blvd., 1 mi. S of junction with I-80 Comment
  CDA16797  Mitella breweri G. F. Hrusa, J. Glazner 2001-7-15 15936 Placer Sierra Nevada; Crows Nest Pk. immed. W of Sugarbowl. 2286 Comment
  SEINET6167722  Mitella breweri A. A. Heller 1909-7-16 9833 Placer Summit 2134 Comment
  UCD38904  Modiola caroliniana Beecher Crampton 1959-7-23 5427 Placer 6 miles north of Folsom. Comment
  JEPS115012  Mollugo verticillata Lowell Ahart 2007-11-13 14598 Placer On the strand of Camp Far West Reservoir, about 300 yards west of Bear River, about 1/8 mile east of McCourtney Road, about 5 1/2 miles (air) northeast of Sheridan 73 Comment
  OBI39809  Monarda citriodora Joy H. Nishida 1985-7-10 776 Placer Homewood 1829 Comment
  CAS-BOT-BC318583  Monardella odoratissima A. A. Heller 1919-7-26 13320 Placer Donner pass. 2194 Comment
  CDA12413  Monardella odoratissima G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8541 Ab Placer Lake Tahoe; W end of Ward Valley on N side, 4 mi SW of Tahoe City. Comment
  SD243167  Monardella odoratissima subsp. pallida George K. Helmkamp, E. A. Helmkamp 2010-8-14 16771 Placer Northern Sierra Nevada Mountains: Deadwood Road, 1.2 miles south of its junction with Forest Hill Road. Roadside bank. 1563 Comment
  UC1124559  Monardella odoratissima subsp. pallida N. French 1934-5-31 389 Placer 1/2 mi east of Texas Hill; Tahoe National Forest, Colfax Quadrangle Comment
  SEINET10582096  Monardella odoratissima subsp. pallida A. Graff 1993-7-21 Graff 271 Placer Tahoe National Forest, Squaw Valley. Hwy. 89, across from Silver Creek Campground. Locally abundant, large population, in the understory of Pinus contorta, P. ponderosa, Abies sp. forest. Comment
  CAS-BOT-BC220477  Monardella sheltonii Saichi Kawahara 1969-7-6 1472 Placer On Finning Mill Road just south of Sugar Pine Road. Tahoe National Forest 1139 Comment
  JEPS126335  Montia chamissoi Steve Matson 1998-6-14 249 Placer nSNH; Martis Valley, about 4 miles SE of Truckee; Martis Creek Wildlife Area; north of Highway 267, west of Martis Creek, Comment
  JEPS30737  Montia chamissoi Miles Eaton 1945-6-13 30 Placer Big Meadows 1615 Comment
  JEPS59506  Montia chamissoi Ezra Brainerd and Viola B. Baird 1915-7-7 260 Placer Sierra Nevada Mountains, Squaw Valley Squaw Valley; Sierra Nevada Mountains, Squaw Valley 1920 Comment
  UCR120233  Montia chamissoi George K. Helmkamp, E. A. Helmkamp, A. Kerchner 1999-6-30 5069 Placer Northern Sierra Nevada Range, Truckee River, c. 4 mi upstream from Lake Tahoe; 1.1 mi south of Squaw Valley Road 1860 Comment
  UCD149498  Montia fontana G. L. Stebbins 1978-5-28 78101 Placer Ralston Ridge. (Exact location unknown. Coordinates estimated by label maker.) Comment
  CAS-BOT-BC444853  Montia fontana John Thomas Howell; Gordon H. True 1972-3-13 7083 Placer Northern outskirts of Lincoln 48 Comment
  CAS-BOT-BC260643  Muhlenbergia filiformis Margaret Williams 1974-8-8 74 -P1-37 Placer Murphy's Meadow, 5 miles SE of Hirschdale 2316 Comment
  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
  CHSC81853  Muhlenbergia filiformis Lowell Ahart 2001-10-10 9359 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 a 1 3/4 miles southwest of Ahart Camp, about 22 miles (air) northeast of Forest Hill. 1591 Comment
  UC569416  Muhlenbergia filiformis H. S. Yates 1936-8-9 5988 Placer two mi sw Martis Peak; Truckee Quadrangle 2286 Comment
  CAS-BOT-BC275181  Muhlenbergia montana G. L. Stebbins 1977-7-9 7768 Placer Along trail from McKinistry Lake to Rubicon River 1767 Comment
  UCD72519  Myriophyllum quitense Lars Anderson; Toni Pennington 2008-6-3 s. n. Placer Lake Tahoe (California side, near Taylor Creek). Comment
  UC1069125  Nama lobbii H. S. Yates 1936-8-8 5980 Placer near Meeks Bay; Truckee Quad., near Meeks Bay Comment
  UC1069126  Nama lobbii B. Bolt 1934-7-17 125 Placer 1 mi ne of Sun Flower Hill (Tahoe National Forest, Truckee Quadrangle); Tahoe National Forest 2072 Comment
  UCR231006  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 1567 Comment
  RSA113797  Nassella pulchra Beecher Crampton 1957-5-7 3984 Placer Valley plain, Whitney Ranch, 6.8 miles N of Roseville Comment
Read comments
Dec 4 2013
  RSA0035681  Navarretia George K. Helmkamp, Elizabeth A. Helmkamp 2012-6-19 19231 Placer Northern Sierra Nevada Mountains: Foresthill Road, 1.7 miles east of its junction with Devil's Thumb Road. 1671 Comment
  RSA562585  Navarretia capillaris Alva Day 1982-7-13 82 -71 Placer Soda Springs Rd. 1.7 mi. N of Chickering property. Comment
  CHSC79795  Navarretia divaricata G. F. Hrusa; J. Glazner 1999-7-18 15226 Placer Betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. UTM: 10S 43434N, 07418E. 1905 Comment
  CDA15676  Navarretia divaricata subsp. divaricata G. F. Hrusa, J. Glazner 1999-7-18 15226 Placer Lake Tahoe; betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1905 Comment
  JEPS127503  Navarretia divaricata subsp. divaricata Steve Matson 1998-6-24 299 Placer nSNH; Tahoe north shore; Snow Creek watershed, Tahoe Vista/Kings Beach. Comment
  UC217360  Navarretia divaricata subsp. vividior H. M. Hall 1910-6-25 8712 Placer Cisco Sierra Nevada Mountains Comment
  UC762161  Navarretia eriocephala R. F. Hoover 1939-5-10 4093 Placer 2 mi se Sheridan Comment
  JEPS70306  Navarretia filicaulis Katharine Brandegee Jul 1908 Placer Cape Horn Comment
  SEINET9367592  Navarretia intertexta Unknown 1999-7-17 15173 Placer Martis Valley Comment
  UC201039  Navarretia intertexta M. K. Curran May 1885 Placer Comment
  UC614895  Navarretia intertexta Beryl O. Schreiber 1934-7-4 1187 Placer 6 mi e Lookout Comment
  CHSC74113  Navarretia intertexta subsp. propinqua Susi Urie 1998-8-11 98 -019 Placer Lake Tahoe Basin--National Forest. About 0.5 mi north of Ward Creek, along a tributary; about 2 mi west of Lake Tahoe and Sunnyside. Meadow stringer. 2097 Comment
  UCR146870  Navarretia jepsonii Beecher Crampton 1977-7-2 9511 Placer Sierra Nevada Foothills, 3.5 miles northeast of Auburn, east of Elder's Corner on Dry Creek Road 412 Comment
Read comments
Sep 20 2018
  CDA15635  Navarretia leptalea subsp. bicolor G. F. Hrusa, J. Glazner 1999-7-18 15224 Placer Lake Tahoe; betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1905 Comment
  CHSC79789  Navarretia leptalea subsp. bicolor G. F. Hrusa; J. Glazner 1999-7-18 15224 Placer Betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. UTM: 10S, 43434N, 07418E. 1905 Comment
  UC1123763  Navarretia leptalea subsp. bicolor B. Bolt 1934-7-12 112 Placer Devil's Peak Tahoe National Forest, Truckee Quad. 2042 Comment
  RSA562586  Navarretia leptalea subsp. bicolor Alva Day 1982-7-13 82 -72 Placer Soda Springs Rd. 1.7 mi. N of Chickering property. Comment
  SD243177  Navarretia leptalea subsp. leptalea George K. Helmkamp, E. A. Helmkamp 2010-7-28 16667 Placer Northern Sierra Nevada Mountains: Forest Hill Road, 1.6 miles west of the junction with Soda Springs road at Robinson Flat. Roadside. 2040 Comment
  UCD39200  Navarretia leucocephala Beecher Crampton 1953-5-26 1334 Placer 2 miles north of Licoln. Sunnybrook Farm (Francheschi). Comment
  CAS-BOT-BC233604  Navarretia pubescens Carl B. Wolf 1937-5-12 8618 Placer Sacramento Valley, 1 mile N of Lincoln 45 Comment
  UCD36325  Navarretia tagetina Beecher Crampton 1953-5-26 1342 Placer Placer County, 2 miles north of Lincoln, at Chamberlain Ranch, adjacent to Sunnybrook Farm. Comment
  UC133773  Navarretia viscidula Katharine Brandegee May 1908 Placer near Auburn Comment
  UC133851  Navarretia viscidula Katharine Brandegee 1883-1 Placer near Newcastle Comment
  SBBG29933  Nemophila heterophylla C. L. Hitchcock 1940-5-7 6321 Placer ca. 1 mi W of Baxter Comment
  UCD13232  Nemophila heterophylla Harvey Chinn 1975-5-5 63 Placer Placer CO. Tahoe National Forest. Mosquito ridgeRoad, 8.9 miles west-southwest of Placer County Grove of Sierra Redwoods. Elevation 2900 feet. 883 Comment
  UCD15172  Nemophila heterophylla Phyllis Adams 1982-4-24 20 Placer California, Placer Co.; near the town of Auburn, in the American River Canyon; 365 Comment
  SEINET5520983  Nemophila maculata J. J. Murray 1965-3-13 s.n. Placer Pilot Hill 351 Comment
  SEINET6744641 Image available Nemophila parviflora Marcus E. Jones 1882-1 2816 Placer Emigrant Gap, California Comment
  OBI48645  Nemophila pedunculata Lewis S. Rose 1940-6-2 40464 Placer Truckee River, 10 mi N of Tahoe city 1829 Comment
  UCD22023  Nemophila spatulata Rex Palmer 1979-6-9 N 173 Placer Headwaters basin area of the North Fork of the American River. Comment
  UCD126683  Nicotiana acuminata var. multiflora H. E. Catlin 1940-9-19 s.n. Placer Auburn. Comment
  UCD110219  Notholithocarpus densiflorus var. echinoides D. Sanchez-Mata; P. Rodriguez-Rojo 1997-8-6 s.n. Placer Michigan Bluff-Forest Hill. Michigan Bluff Road. 1070 Comment
  UC1714520  Odontostomum hartwegii Mary E. P. Ames April, 1891 Placer Auburn Comment
  CAS-BOT-BC349974  Oreostemma alpigenum var. andersonii Peter Rubtzoff 1976-9-18 8841 Placer Lake Van Norden 2063 Comment
  UCD44444  Oreostemma alpigenum var. andersonii C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1810 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  JEPS11677  Orobanche californica subsp. grayana Miss M. Annie Miller Sep 1914 Placer Tahoe Tavern, Tahoe Comment
  UC57362  Orobanche californica subsp. grayana H. M. Hall and H. P. Chandler July 1903 4551 Placer Sierra Nevada Mountains. Vicinity of Lake Tahoe. Brockway. Comment
  UCD160081  Orobanche fasciculata Sue Nichol 2015-4-30 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
  UCD150741  Orobanche uniflora James A. Neilson Jr. 1971-6-30 2162 Placer Tahoe Basin, Lower Ward Creek, Plot # 130. 1935 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
  SACT001623  Oryza sativa Josephine Van Ess 1973-9-3 Placer Collected at Nicolaus road 5 miles w of Lincoln. Escape from cult. Comment
  UC875253  Osmorhiza berteroi Marcus E. Jones, A. M. 1882-6-29 2734 Placer Emigrant Gap Comment
  UCD21670  Osmorhiza berteroi Beth Lowe Corbin 1982-8-6 271 Placer About 1/3 mile west of Onion Creek campground. In rocky, fine, sandy soil about 10 yards freom stream. Partial sun. South facing slope, 30% incline. Uncommon. 1920 Comment
  UCD43019  Osmorhiza berteroi C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-18 388 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  UCD41250  Osmorhiza brachypoda Ellen Dean; Art Shapiro, Adrienne Shapiro 2003-5-12 1706 Placer Dutch Flat area, north of Hwy 80 near Alta Exit. Along Drum Powerhouse Road, about 1.5 road miles northeast of intersection with Main St. 1066 Comment
  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
  CDA15687  Osmorhiza occidentalis G. F. Hrusa, J. Glazner 1999-7-18 15238 Placer Lake Tahoe; Wooded slopes betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1889 Comment
  UCD162548  Osmorhiza occidentalis Steve Matson 2006-7-7 1640 Placer nSNH; Tahoe west shore; Ward Creek watershed, near Tahoe City. Near Page Meadows on access road from Chamoix road. 2072 Comment
  UCD43287  Osmorhiza occidentalis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-12 655 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  CAS-BOT-BC10504  Paeonia brownii Alice Eastwood 1909-1-1 55 Placer Sunnyside, Lake Tahoe Region. Comment
  UCD34029  Panicum capillare subsp. hillmanii Beecher Crampton 1975-9-9 9281 Placer Placer County, Alta, Hwy. 80. 1188 Comment
  CAS-BOT-BC253820  Panicum dichotomiflorum Beecher Crampton 1977-9-30 9531 Placer Applegate, opposite grocery store 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
  UCD34185  Panicum dichotomiflorum Beecher Crampton 1977-9-30 9531 Placer Applegate. Comment
  SACT001647  Panicum pacificum Michael Baad 1976-8-4 Placer At end of Jeep road, 2 miles east of Talbot Camp Northeast of Mildred Ridge 1975.0 Comment
  UC170098  Parnassia fimbriata Miss Helen D. Geis 1912-6 203 Placer Crags, Deer Park Deer Park; Crags, Deer Park Comment
  CAS-BOT-BC175537  Parnassia palustris C. F. Sonne 1883-8-12 96 Placer [Canon] Canyon above Coldstream Comment
  UCD32979  Paspalum urvillei Beecher Crampton 1965-9-13 7499 Placer Placer County, Gold Run, Interstate Hwy. 80. 975 Comment
  UCD22331  Pectiantia breweri Rex Palmer 1979-7-12 N 651 Placer Headwaters basin area of the North Fork of the American River. Comment
  CHSC73204  Pedicularis attollens L. P. Janeway; Eric Shroder 1998-9-16 6319 Placer Lake Tahoe Basin Management Unit. Western border of Lily Lake; head of McKinney Creek, about 3.7 mi southwest of Lake Tahoe. 2164 Comment
  SEINET3159812  Pedicularis attollens H. A. Walker 1470 Placer near Cisco Lake. Cisco Comment
  UC41748  Pedicularis semibarbata C. J. Fox Jr. July, 1895 Placer near Squaw Valley Comment
  UC223677  Pellaea andromedifolia Alvah A. Eaton Placer Deer Park Comment
  CAS-BOT-BC67609  Pellaea bridgesii Alice Eastwood 1912-6-15 419 Placer Lake Tahoe Region - Deer Park Comment
  UCD137727  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
  UCD75751  Pellaea bridgesii Ellen Dean, M. Starbuck,; K. Mawdsley, G. Harrington, M. Bibbo, J. Poloske 2008-7-20 5218 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
  UCD41267  Pellaea mucronata Ellen Dean; Art Shapiro, Adrienne Shapiro 2003-5-12 1727 Placer East of Hwy 80 and town of Colfax, east side of the canyon of the North Fork of the American River. Along Iowa Hill Road, between 0.3 and 0.6 road miles east and uphill of the bridge over the river. 457 Comment
  RSA686980  Pellaea mucronata Fay A. MacFadden 1934-3-25 12480 Placer Canyon Creek, Monte Vista Inn. Comment
  JEPS15110  Penstemon azureus B. Bolt 1934-7-11 96 Placer Cascade Lakes Tahoe National Forest, Truckee Quadrangle Comment
  SEINET4560769  Penstemon azureus George K. Helmkamp, E. A. Helmkamp 2010-1 16670 Placer Northern Sierra Nevada Mountains: Forest Hill Road, 1.6 miles west of the junction with Soda Springs Road at Robinson Flat. 2040 Comment
  SDSU10918  Penstemon azureus D. F. Howe 1978-7-15 5072 Placer Rte 20, 27 miles W of Truckee. 1585 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
  NY571130  Penstemon azureus var. angustissimus M. E. Jones 1882-7-3 3437 Placer Colfax Comment
  UC565903  Penstemon deustus N. French 1934-6-22 439 Placer 1/2 mi w Lake Van Norden; Truckee Quadrangle 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
  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
  JEPS86488  Penstemon gracilentus L. R. Heckard with J. Hickman and Alice Howard 1986-7-26 6568 Placer ca 5 mi se Donner Lake (below Ada's Rock, sw of slope of Tinker Knob, Sherman Chickering's Soda Springs holdings); se of Donner Lake, sw slope of Tinker Knob 2407 Comment
  CAS-BOT-BC264481  Penstemon heterodoxus var. heterodoxus Peter Rubtzoff 1976-9-19 8866 Placer Meadow adjacent to the E end of Lake Van Norden 2063 Comment
  NY601525  Penstemon heterodoxus var. heterodoxus A. A. Heller 1917-8-13 12921 Placer Ridge northwest of Donner Pass 2377.4 Comment
  UCR233369  Penstemon laetus subsp. laetus George K. Helmkamp, E. A. Helmkamp 2011-8-26 18160 Placer Northern Sierra Nevada Mountains, Forest Hill Road, 3.6 miles east of its junction with Mesquite Road in the city of Foresthill 1402 Comment
  OBI24256  Penstemon newberryi N. H. Russell 1961-6-16 11041 Placer 5 mi E of Calif 89, S end of Lake Tahoe Comment
  UCD21911  Penstemon newberryi Rex Palmer 1979-7-11 N 574 Placer Headwaters basin area of the North Fork of the American River. Comment
  RSA285589  Penstemon newberryi subsp. newberryi D. C. Michener 1981-7-15 4009 Placer Sierra Nevada. Above Hampshire Rocks campground (near Big Bend exit of I-80). Comment
  CAS-BOT-BC239276  Penstemon newberryi var. berryi John H. Thomas; Hazelle A. Thomas 1956-7-21 6158 Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento 2377 Comment
  UC194353  Penstemon newberryi var. newberryi C. F. Sonne 1884-1 Placer near Donner Lake Comment
  CDA13702  Penstemon roezlii G. F. Hrusa, J. Glazner 1997-8-3 14062 Placer Sierra Nevada; Corner of Hwy 89 & Squaw Valley Rd. Comment
  UC566032  Penstemon roezlii G. T. Nordstrom 1934-6-19 122 Placer 0.5 mi ne of mouth Monumental Creek; Colfax Quad. 1463 Comment
  CAS-BOT-BC239577  Penstemon rydbergii var. oreocharis L. S. Smith 1926-6-23 1977 Placer Tahoe National Forest, Squaw Valley North side meadow 1828 Comment
  CAS-BOT-BC239583  Penstemon rydbergii var. oreocharis L. S. Smith 1926-6-23 1977 Placer Tahoe National Forest, Squaw Valley Mdw 1889 Comment
  JEPS11485  Penstemon rydbergii var. oreocharis W. L. Jepson 1931-6-17 15932 Placer Tahoe City Lake Tahoe, Tahoe City 2042 Comment
  NY651288  Penstemon rydbergii var. oreocharis A. A. Heller 1909-7-16 9852 Placer Summit 2133.6 Comment
  UC887257  Penstemon rydbergii var. oreocharis Isabel McCracken 1938-7-2 Placer Dutch Flat Comment
  SD247511  Penstemon speciosus George K. Helmkamp, Elizabeth 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 (Duncan Peak 7.5'Q) 1671 Comment
  POM283523  Penstemon speciosus Lyman D. Benson 1932-7-31 4026 Placer Twin Peaks Road, Sierra Nevada, Lake Tahoe watershed. 1951 Comment
  UC27437  Penstemon sudans C. J. Fox Jr. July 1893-July 1895 Placer near Squaw Peak; near Squaw Peak Comment
Read comments
Sep 7 2007
  UCD137789  Pentagramma triangularis subsp. triangularis Eric Brenner; John Hunter 1996-5-26 5 Placer Tahoe National Forest, along Forest Hill Rd at Mosquito Ridge at Volcano Canyon. 1870 Comment
  CDA13689  Perideridia lemmonii G. F. Hrusa, J. Glazner 1997-8-3 14049 Placer Sierra Nevada; Corner of Hwy 89 & Squaw Valley Rd. Comment
  CHSC73910  Perideridia lemmonii Susie Urie 1998-7-11 98 -008 Placer About 0.5 mi north of Ward Creek, along a small tributary; about 2 mi west of Lake Tahoe and Sunnyside. [Lat./long. on label is '39 9 N; 120 10 35 W']. 2097 Comment
  UCR201935  Perideridia lemmonii George K. Helmkamp, E. A. Helmkamp 2008-8-20 14032 Placer Northern Sierra Nevada Mountains, Soda Springs Road, 1.9 miles south of its junction with Donner Pass Road and beside (completely dry) Serena Creek 2107 Comment
  CHSC74058  Perideridia parishii subsp. latifolia Susie Urie 1998-8-17 98 -044 Placer About 0.5 mi north of Ward Creek, along a small tributary; about 2 mi west of Lake Tahoe and Sunnyside. [Lat./long. on label is '39 9 N; 120 10 35 W']. 2097 Comment
  SEINET4337748  Persicaria P. Hall 1972-10-8 11 Placer American River area, Auburn 762 Comment
  CAS-BOT-BC418935  Persicaria lapathifolia E. R. Blakley 1960-9-3 3818 Placer King's Beach, Lake Tahoe 1903 Comment
  CAS-BOT-BC419152  Persicaria maculosa Peter H. Raven 1956-8-4 9980 Placer Blue Canyon 1432 Comment
  UC1563726  Petrorhagia dubia Barbara Ertter with David Thompson 1989-4-8 8158 Placer Iowa Creek Road ca 2 mi from I-80 (near entrance to Auburn State Recreation Area, at creek crossing); near entrance Auburn State Recreation Area 518 Comment
  UCR250351  Petrorhagia dubia George K. Helmkamp, Mary Alice Barnes 2013-4-18 20357 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
  UCD22076  Phacelia Rex Palmer 1979-6-20 N 325 Placer Headwaters basin area of the North Fork of the American River. Comment
  UC24423  Phacelia egena W. H. Brewer 1865-4-13 4580 Placer New Castle Comment
  RSA518803  Phacelia egena L. R. Heckard, G. Ledyard Stebbins 1973-6-17 3441 Placer On east face of Big Valley Bluff, about seven air miles southeast of Emigrant Gap. 1524 Comment
  JEPS127468  Phacelia hastata subsp. hastata Steve Matson 2003-7-4 822 Placer nSNH; Martis Valley, about 4 miles SE of Truckee; Martis Creek Wildlife Area; 50 meters north of Highway 267; 600 meters west of Martis Creek. Comment
  UCR191132  Phacelia hastata var. hastata George K. Helmkamp, E. A. Helmkamp 2007-6-12 12315 Placer Northern Sierra Nevada Mountains, Lake Spaulding Road just north of its junction with Hwy CA-20 1610 Comment
  UC1471534  Phacelia heterophylla subsp. virgata Edw. L. Greene 1895-7-25 Placer s Truckee; Washoe Mts. Comment
  UC163972  Phacelia humilis Miss H. A. Walker 1910-6-13 2030 Placer near Deer Park; Tahoe District 1970 Comment
  UC702950  Phacelia humilis Lewis S. Rose 1940-6-2 Placer 10 min n Tahoe City; Truckee River 1828 Comment
  RSA26537  Phacelia humilis var. humilis L. S. Rose 1940-6-2 s.n. Placer Truckee River, 10 miles N of Tahoe City. 1829 Comment
  JEPS3234  Phacelia hydrophylloides L. S. Smith 1928-6-19 2370 Placer Ice Lakes Range Tahoe <National> Forest 2133 Comment
  UC956796  Phacelia imbricata L. Constance 1951-5-20 3378 Placer on Loomis rd 4.5 mi n Folsom; Sacramento Valley 91 Comment
  UC881156  Phacelia marcescens Lewis S. Rose 1940-5-29 40410 Placer 3 mi ne Emigrant Gap 1676 Comment
  UCD120564  Phacelia marcescens G. L. Stebbins 1977-7-8 7761 Placer East side of McKinistry Peak. 2316 Comment
  POM296650  Phacelia mutabilis L. S. Rose 1941-7-11 41311 Placer Chambers Lodge (McKinney), Lake Tahoe. 1951 Comment
  UC1035539  Phacelia mutabilis Kay H. Beach 1941-8-20 1601 Placer roadside on U.S. 40 about 3 mi e Emigrant Gap; Sierra Nevada Mountains Comment
  UC881016  Phacelia mutabilis Marcus E. Jones, A. M. 1882-6-30 2813 Placer Emigrant Gap Comment
  RSA0009687  Phacelia procera Marcus E. Jones 1882-6-30 s.n. Placer Emigrant Gap. Comment
  SEINET5506818  Phacelia racemosa H. M. Hall 1910-6-19 8701 Placer Cisco 1804 Comment
  UCD22018  Phacelia ramosissima Beth Lowe Corbin 1982-8-10 307 Placer 1.5 miles NW of Onion Creek Campground. 2057 Comment
  CHSC69644  Phacelia vallicola James D. Jokerst 1988-6-6 3006 Placer Long Creek Hydro Project, ca. 1 mi W of Ramsey Crossing, N of Long Canyon Creek. Comment
  SACT001699  Phalaris arundinacea D. Meyer 1984-7-21 Placer Near golf course. 2000.0 Comment
  UCD88773  Phalaris canariensis Collector Unknown 1925-5-29 2099 Placer Auburn. Comment
  UC565948  Philadelphus lewisii N. French and A. E. Wieslander 1933-6-18 79 Placer Middle Fork of American River Placerville Quadrangle 457 Comment
  SACT001737  Phleum alpinum Michael Baad 1976-8-4 Placer Ascent of creek bed draining Midred Lakes. Comment
  CHSC74170  Phleum pratense Susi Urie 1998-8-25 98 096 A Placer Lake Tahoe Basin-National Forest. About 0.2 mi north of Lake Tahoe; meadow complex between Kings Beach and Tahoe Vista. 1901 Comment
  SACT001754  Phleum pratense Michael Baad 1976-8-4 Placer At end of jeep road. Eats of Mildred Ridge. 1975.0 Comment
  JEPS71462  Phlox diffusa Gladys L. Smith 1972-6-20 3213 Placer Ward Peak 2621 Comment
  UCD69329  Phlox diffusa Ted Graber 1984-5-28 12 Placer Placer Co.; on Soda Springs Rd. 1.5 mi. from Serene Lakes along edge of ridge; in Lodgepole Forest dominanted by Prunus, Pinus contorta and Juniperus; fairly common herb, 1 dm. tall with violet/blue flowers; growing in dry, gravelly soil with granite parent material in full sun with high wind exposure. 2072 Comment
  POM74807  Phlox diffusa subsp. diffusa Marcus E. Jones 1882-6-28 10481 Placer Emigrant Gap. Comment
  UC188170  Phoenicaulis cheiranthoides C. F. Sonne June 1886 Placer Pole Creek Comment
  UC856742  Phoenicaulis cheiranthoides Alice Eastwood Jun 15 1912-Jun 19 1912 367 Placer Lake Tahoe Region, Deer Park Deer Park; Lake Tahoe Region, Deer Park Comment
  CAS-BOT-BC135092  Phoradendron juniperinum Ira L. Wiggins 1930-10-12 5084 Placer near Cisco 1981 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
  RSA3869  Phoradendron libocedri I. L. Wiggins 1930-10-12 5084 Placer Near Cisco. 1982 Comment
  JEPS7817  Physalis philadelphica Peter H. Raven 1954-8-27 7961 Placer Penryn; Sierra Nevada Comment
  CAS-BOT-BC76935  Pilularia americana John Thomas Howell; Gordon H. True 1972-3-17 7077 Placer Northern outskirts of Lincoln. 48 Comment
  CHSC96462  Pilularia americana Lowell Ahart; Brian Williams 2007-4-13 13666 Placer On the bottom of vernal pools, about 1/2 mile south of the Manzanita Cemetery, about 1/2 mile west of Gladding Road, about 2 3/4 miles north of Lincoln. 43 Comment
  JEPS18158  Pilularia americana Rimo Bacigalupi with G. T. Robbins and F. Chisaki 1956-4-20 5632 Placer along Antelope-Roseville rd at Sacramento-Placer Co. line 42 Comment
  UC1021595  Pilularia americana W. A. Weber 1953-5-19 8396 Placer 5 mi n Roseville (on rd. to Lincoln) 45 Comment
  UCD73854  Pinus attenuata Sue Nichol 2008-5-28 s. n. Placer Along Hwy 80. Southwest of Gold Run, on Magra Road northeast of Secret Town Road exit. Between Magra Road and the highway. 905 Comment
  CAS-BOT-BC78462  Pinus contorta subsp. murrayana A. A. Heller 1917-8-13 12883 Placer Summit [valley] Valley 2118 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
  SEINET11738786  Pinus contorta var. murrayana H. H. Heller 1934-1 s.n. Placer Lake Tahoe Comment
  UCD133225  Pinus lambertiana Beecher Crampton 1960-11-2 5800 Placer town of Gold Run. 975 Comment
  UCR200873  Pinus lambertiana George K. Helmkamp, E. A. Helmkamp 2008-9-15 14111 Placer Northern Sierra Navada Mountains, along Foresthill Road 26 miles northeast of the city of Forest Hill 1954 Comment
  SEINET5334649  Pinus lambertiana J. Vetter 1956-4-16 s.n. Placer U.S. Hwy. 40, just west of Baxter 1067 Comment
  JEPS46845  Pinus monticola Dr. J. C. Hawver 1908-1-1 Placer near Summit; , (on C. P. R. R.) Comment
  SEINET11738783  Pinus monticola H. H. Heller 1934-1 s.n. Placer Lake Tahoe Comment
  UC400273  Pinus ponderosa H. M. Hall 1916-6-18 10215 Placer 200 yds ne highest point <on hill>; Colfax Hill 853 Comment
  SEINET3875087  Pinus sabiniana James K. Detling 1963-4-10 48 Placer 1 mile from Auburn on Highway 49.; 0 381 Comment
  RSA0008981  Pinus sabiniana Marcus E. Jones 1882-7-3 s.n. Placer Colfax Comment
  SEINET5334783  Pinus sabiniana 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.,past parkng. area, down path approx. 60 meters, near rd. approx 20-25 meters Comment
  UCR171350  Pinus washoensis George K. Helmkamp, E. A. Helmkamp 2005-10-1 9996 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
  JEPS59487  Piperia unalascensis Ezra Brainerd and Viola B. Baird 1915-7-23 238 Placer Sierra Nevada Mts., Tahoe City, Bliss' Grounds Tahoe City; Sierra Nevada Mts., Tahoe City 1912 Comment
  JEPS60951  Plagiobothrys cusickii W. H. Shockley June 1882 322 Placer Soda Springs; summit Comment
  UCR238575  Plagiobothrys nothofulvus George K. Helmkamp, E. A. Helmkamp 2012-3-31 18646 Placer Sacramento Valley, along CA-193, 0.1 mile west of its junction with Sierra College Blvd. 88 Comment
  RSA0054888  Plagiobothrys nothofulvus Keith E. Hoffmaster 1941-3-22 1012 Placer A few miles south of Pilot Hill. Comment
  RSA0039279  Plagiobothrys stipitatus var. micranthus George K. Helmkamp, Amy Barnes 2013-3-28 20282 Placer along 10th Street/Ranch House Rd., 0.6 mile south of its junction with Riosa Road in Sheridan 43 Comment
  SEINET10844289  Plagiobothrys stipitatus var. micranthus Lowell Ahart, Brian Williams 2007-4-13 Ahart 13638 Placer T13N, R6E, northwest 1/4 Section 34. Small and normal size plants, on damp granite soil, 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. Valley Grassland. 44 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
  POM226878  Plagiobothrys trachycarpus L. R. Abrams 1935-1 13658 Placer Roseville. Comment
  SBBG128602  Plagiobothrys undulatus G. K. Helmkamp, E. A. Helmkamp 2011-5-12 17255 Placer S of Lincoln along Athens Ave, 1.6 mi E of Fiddyment Rd, 0.6 mi W of Industrial Ave 41 Comment
  UCR238583  Plantago coronopus George K. Helmkamp, E. A. Helmkamp 2012-3-31 18650 Placer Sacramento Valley, along CA-193, 0.1 mile west of its junction with Sierra College Blvd. 88 Comment
  UCR253551  Plantago lanceolata George K. Helmkamp, Amy Barnes 2014-4-23 22803 Placer Sierra Nevada Mountains Foothills, Spring Garden Road, at the north side of its junction with Foresthill Road, 8.4 km west of Foresthill 720 Comment
  HSC83343  Plantago lanceolata Gary H. Bolton 1975-5-24 42 Placer Upper Sierran foothills, intersection of Spring Garden Rd. and Auburn-Forest Hill Rd., Comment
  UCD21984  Plantago major Beth Lowe Corbin 1982-8-12 329 Placer Onion Creek campground. In sandy soil. Disturbed meadow near stream. Perennial. Inflorescence green. Full sun. SW facing slope, 5% incline. Common. 1841 Comment
  CAS-BOT-BC136638  Platanthera John H. Thomas; Hazelle A. Thomas 1956-7-21 6201 Placer Field redacted by CAS, contact the data manager for more information 2377 Comment
  UCD43338  Platanthera dilatata var. leucostachys C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-12 706 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  UCR200864  Platanthera leucostachys George K. Helmkamp, E. A. Helmkamp 2008-9-15 14118 Placer Northern Sierra Nevada Mountains, along Foresthill Road 20 miles northeast of the city of Forest Hill 1707 Comment
  HSC97403  Platanthera sparsiflora A. Montalvo, J. D. Ackerman 1974-7-20 385 Placer Alpine Meadows Ski Area, W of Deer Park and Hwy. 89 2058 Comment
  UC635444  Platystemon californicus Dorothy Tebbe 1930-4-5 94 Placer near Roseville; near Roseville Comment
  UCR208264  Plectritis brachystemon George K. Helmkamp, E. A. Helmkamp 2009-5-7 14631 Placer Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 13.6 miles east of its junction with Forest Hill Road in Foresthill 771 Comment
  UCR198054  Plectritis macrocera R. B. Kelley 1985-5-12 186 Placer Stevens Trail, at end of North Canyon Road, near Colfax 634 Comment
  UC193029  Pleuricospora fimbriolata C. F. Sonne 1888-8-12 Placer on Truckee River Truckee River Comment
  SACT001778  Poa annua D. Meyer 1983-5-15 Placer Field at Southeast corner. 36.6 Comment
  CAS-BOT-BC254763  Poa bolanderi Lewis S. Rose 1944-7-26 44269 Placer Chambers Lodge, Lake Tahoe 1920 Comment
  UCD21596  Poa bolanderi E. Dean; M. Starbuck, C. Tresan, S. Tresan 2002-7-30 1260 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
  SACT001816  Poa bulbosa D. Meyer 1983-5-7 Placer Roadside. Comment
  SACT001824  Poa canbyi Michael Baad 1983-6-27 Placer 1570.6 Comment
  UCD34881  Poa compressa Beecher Crampton 1964-7-9 7111 Placer Placer County, Emigrant Gap, Hwy. 40. 1615 Comment
  UCD90845  Poa compressa Beecher Crampton 1956-7-17 3722 Placer Blue Canyon. 1432 Comment
  UCR146918  Poa compressa Beecher Crampton 1964-7-9 7111 Placer Sierra Nevada Mountains, Emigrant Gap, Hwy 40 1616 Comment
  CAS-BOT-BC255052  Poa compressa John Thomas Howell; Gordon H. True 1968-6-9 44516 Placer Alta 1066 Comment
  SACT001857  Poa incurva Michael Baad 1983-8-21 Placer Collected on road 3.84 km southwest of Soda Springs exit off Interstate 80. 2019.0 Comment
  SACT001870  Poa nevadensis D. Meyer 1984-8-17 Placer West bound I80, 4.8 km west of Blue Canyon 1584.96 Comment
  CDA13681  Poa palustris G. F. Hrusa, J. Glazner 1997-8-3 14041 Placer Sierra Nevada; Corner of Hwy 89 & Squaw Valley Rd. Uncommon rhizomatous plant to 1 m. tall in lower, wetter part of meadow. Comment
  SACT001890  Poa palustris D. Meyer 1984-8-26 Placer 1818.0 Comment
  SACT001891  Poa palustris D. Meyer 1984-7-21 Placer 5.1 km north of Tahoe City 1879.0 Comment
  CDA15954  Poa pratensis G. F. Hrusa, J. Glazner 1999-7-17 15140 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  CDA24993  Poa pratensis J. Glazner 2000-8-16 s.n. Placer Lake Tahoe; Moist area on wooded slope betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. Perennial. 1889 Comment
  SACT001907  Poa pratensis Michael Baad 1983-7-10 Placer 6.1 miles by raod south of Emigrant Gap townsite, open west meadow 1524.0 Comment
  SACT001913  Poa pratensis D. Meyer 1983-8-7 Placer 8.5 km south of Placer County line moist shady area Louisiana Pacific Private Forest enterance. 1758.0 Comment
  SACT001928  Poa pratensis D. Meyer 1984-8-26 Placer 1818.0 Comment
  SACT001942  Poa pratensis D. Meyer 1984-6-17 Placer Southeast of Weimar. 666.0 Comment
  SACT001949  Poa pratensis D. Meyer 1984-6-17 Placer 667.0 Comment
  SACT001950  Poa pratensis D. Meyer 1984-6-21 Placer 5.1 km from Fanny Bridge Tahoe City along river bank of Truckee River and shaded bike trail. 1828.0 Comment
  UCD43218  Poa pratensis subsp. pratensis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-13 587 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  UCR121484  Poa pratensis subsp. pratensis George K. Helmkamp, E. A. Helmkamp, A. Kerchner 1999-6-29 5018 Placer Northern Sierra Nevada Range, N of Hwy I-80 at west exit to Donner Lake; opening to Negro Canyon 2134 Comment
  SACT001977  Poa scabrella Michael Baad 1983-7-23 Placer 4.8 km southwest of Truckee on road west of 89. In bogs. 1828.0 Comment
  SACT001986  Poa scabrella Michael Baad 1983-4-17 Placer 4 miles south of I80 411.48 Comment
  SACT002008  Poa secunda James Grove 1977-7-15 Placer 2000.0 Comment
  SACT002012  Poa secunda James Grove 1977-7-15 Placer 2000.0 Comment
  UCD18258  Poa secunda E. A. Dean; N. Wymer, T. and M. Starbuck 1998-8-15 470 Placer NW shore of Lake Tahoe, W of Hwy 89, S of Donner Lake, upper slopes and meadows of Squaw Valley Ski Resort. 2499 Comment
  SEINET7856283  Poa secunda subsp. juncifolia J. Staunton 1955-4-30 s.n. Placer 2 mi. N of Loomis. Comment
  JEPS75188  Poa secunda subsp. secunda Gladys L. Smith 1972-6-20 3263 -A Placer Ward Peak above Sherwood Forest (below summit) 2590 Comment
  UC1132836  Poa secunda subsp. secunda B. Bolt 1934-7-4 77 Placer Sawtooth Ridge; Tahoe Nat'l Forest, Colfax Quadrangle Comment
  UCD91645  Poa secunda subsp. secunda John Thomas Howell 1943-7-21 18638 Placer Donner Pass to Mt. Lincoln. Comment
  UCR193398  Poa secunda var. secunda George K. Helmkamp, E. A. Helmkamp 2007-5-30 12197 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
  UCD74356  Poa sierrae G. Ledyard Stebbins 1968-4-7 6671 Placer Mosquito Ridge, east of Forest Hill. Along road, 2.7 miles northeast of turnoff to P.G. and E. dam and powerhouse. (Exact location unknown. Coordinates estimated by label maker. Note book says 'same location as 6669.' This location and elevation was taken from Stebbins's notebook, however, he also made a label with different label information for 6669 that says: North Side of Mosquito Ridge, north of the Middle Fork of the American River. T14N, R12E, Section 30, elevation 3200 ft. The date on this label is 1 May 1968.) 853 Comment
  UCD36427  Podagrostis humilis Beecher Crampton 1953-7-21 1538 Placer Placer County, 1 mile south of Soda Springs, on Harrison Flat Road. 2133 Comment
  SD3984  Polemonium californicum C. F. Sonne 1897-8-14 Placer Above Coldstream Comment
  CAS-BOT-BC539343  Polemonium micranthum Steve Matson 2009-5-9 2204 Placer nSNH: Martis Valley, about 4 mi SE of Truckee; Martis Creek Wildlife ARea, S of Hwy 267, N of Martis Creek, just W of parking lot near creek 1780 Comment
  SEINET5845273  Polygala cornuta C. Kegg 1983-9-17 C- 21 Placer Blue Canyon Guard Station 1585 Comment
  CAS-BOT-BC170305  Polygala cornuta var. cornuta Isabel McCracken 1938-7-2 s.n. Placer Dutch Flat Comment
  JEPS43023  Polygala cornuta var. cornuta L. S. Smith 1925-8-13 1705 Placer Gold Dollar Mine trail to Pine Nut (e slope); Tahoe National Forest 1828 Comment
  POM86556  Polygala cornuta var. cornuta Marcus E. Jones 1882-7-3 3316 Placer Colfax. 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
  UCD44666  Polygonum bistortoides C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 2032 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  CAS-BOT-BC414389  Polygonum californicum A. A. Heller 1917-8-15 12941 Placer Near Sheridan 38 Comment
  CAS-BOT-BC414540  Polygonum douglasii A. A. Heller 1916-8-13 12910 Placer Summit hotel 2133 Comment
  JEPS126267  Polygonum douglasii Steve Matson 2000-7-6 466 Placer nSNH; Martis Valley, about 4 miles SE of Truckee; Martis Creek Wildlife Area; 600 meters north of Highway 267. Comment
  SEINET4338949  Polygonum douglasii B. Crampton 1955-7-13 3015 Placer Bear Valley, along State Hwy 20, 1.5 mile north of Emigrant Gap 1372 Comment
  CHSC73066  Polygonum douglasii subsp. douglasii L. P. Janeway 1998-8-6 5986 Placer North side of Blackwood Creek, 1.7 mi west of Lake Tahoe. Lake Tahoe Basin Management Unit - National Forest meadow 216, 218, 219, 222. 1938 Comment
  CHSC82654  Polygonum douglasii subsp. douglasii Lowell Ahart 2002-7-22 9897 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
  JEPS111292  Polygonum douglasii subsp. douglasii Steve Matson 2005-7-10 1388 Placer Martis Valley, southeast of Truckee, National Recreation Area, south of Highway 267 and north of Martis Creek, 500 meters W of parking area 1783 Comment
  CAS-BOT-BC418581  Polygonum minimum John H. Thomas; Hazelle A. Thomas 1956-7-21 6179 Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento 2377 Comment
  CAS-BOT-BC418583  Polygonum minimum A. A. Heller 1919-7-25 13290 Placer Near the Yuba River below Cisco 1676 Comment
  UCD75819  Polygonum minimum Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5173 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
  SEINET13276726 Image available Polygonum persicaria George K. Helmkamp, Elizabeth Helmkamp 2012-1 20088 Placer Sacramento Valley: South Dowd Road, 0.1 mile south of its junction with Moore Road, SW of Lincoln (Pleasant Grove 7.5' Q.) 34 Comment
  UCR191105  Polygonum phytolaccifolium George K. Helmkamp, E. A. Helmkamp 2007-6-12 12326 Placer Northern Sierra Nevada Mountains, Lake Spaulding Road just north of its junction with Hwy CA-20 1610 Comment
  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
  SDSU9657  Polygonum punctatum D. F. Howe 1961-8-8 3139 Placer By canal, 4 miles north of Auburn. 457 Comment
  RSA689954  Polypodium californicum Elizabeth Flint 1930-1 101 Placer American River bridge, near Auburn 457 Comment
  CAS-BOT-BC444012  Polypodium calirhiza George K. Helmkamp; Mary Alice Barnes 2013-4-18 20372 Placer Northern Sierra Nevada Mtns Foothills: Iowa Hill Road, 1.8 miles west of the bridge over North Fork American River, 0.6 mi. (airline) east of I-80 at Colfax. 165 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
  UCD81186  Polypodium calirhiza William Haley 2009-4-6 s.n. Placer Stevens Trail near Colfax. 597 Comment
  SEINET5778155 Image available Polypodium hesperium Marcus E. Jones 1882-1 Placer Emigrant Gap Comment
  UCR235593  Polypodium hesperium George K. Helmkamp, E. A. Helmkamp 2012-5-5 18924 Placer Northern Sierra Nevada Mountains Foothills, Lake Clementine Road, 1.2 miles west of its junction with Foresthill Road, 0.3 air mi. SE (123 deg. ) of Clementine Dam on the American River 396 Comment
  CAS-BOT-BC232989  Polypogon australis A. A. Beetle 1941-5-26 2724 Placer Near Auburn, bank of branch Rubicon River Comment
  SACT002037  Polypogon monspeliensis Josephine Van Ess 1972-6-11 Placer Collected on Seven Cedars Road. Low, moist area. Comment
  UCD91298  Polypogon monspeliensis Beecher Crampton 1958-6-24 4972 Placer 3 miles west of Baxter, Earl Morton Ranch. 1066 Comment
  SD58160  Polystichum imbricans subsp. imbricans Matt Herbrand 1917-12-20 Placer 1525 Comment
  RSA693277  Polystichum lonchitis Fay A. MacFadden 1934-7-2 s.n. Placer N Fork of N Fork of American River, Rawhide Mine Alta. Comment
  UC2046011  Polystichum scopulinum Stephen W. Edwards with Katie Colbert 2015-8-7 s.n. Placer Monumental Ridge. Comment
  CAS-BOT-BC102698  Populus tremuloides Mrs. Bliss 1923-4-20 s.n. Placer Tahoe City Comment
  CAS-BOT-BC102699  Populus tremuloides C. B. Wolf 1931-9-10 2420 Placer near R.R. between Tahoe Tavern and head of Truckee River (gates) 1920 Comment
  CAS-BOT-BC105581  Populus trichocarpa Geo. B. Grant 1906-7-15 7031 Placer Tahoe Tavern, Lake Tahoe 1889 Comment
  OBI20169  Populus trichocarpa David J. Keil 1978-7-23 12934 Placer Cisco Grove exit from I-80, just E of Nevada Co. line 1768 Comment
  UC527363  Populus trichocarpa C. B. Wolf 1931-9-11 2422 Placer near creek 7 mi below summit Donner Pass (w slope of Sierra Nevada); , below summit Donner Pass 1828 Comment
  UCD110729  Populus trichocarpa G. L. Stebbins Jr. 1942-9-1 3341 Placer Bank of Yuba River, on U.S. Highway 40, 1 1/2 miles west of Cisco. 1706 Comment
  UCD72908  Porterella carnosula Albert A. Grigarick 2008-6-17 19 Placer Vicinity of Pole Creek, west of Hwy. 89, SE of Donner Lake. Driving Directions: Int. 80 east to Hwy. 89 South, rt. turn at Pole Creek Rd. 6.3 miles, continue 1.8 miles on Pole Creek Rd. to large marsh on right of road. 2027 Comment
  RSA0115169  Potamogeton gramineus Lyman Benson 1947-8-12 12789 Placer Tahoe City, Lake Tahoe (Aquatic). Mt. Range: Sierra Nevada 1889 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
  CAS-BOT-BC143114  Potentilla breweri C. F. Sonne 1886-7-25 351 Placer Mt. Stanford Comment
  CAS-BOT-BC141665  Potentilla flabellifolia M. E. Parsons 1910-7-7 s.n. Placer Madden Creek meadows, Lake Tahoe region Comment
  POM36827  Potentilla flabellifolia C. F. Sonne 1897-7-18 s.n. Placer Near Tinkers Knob 2439 Comment
  UCD22273  Potentilla gracilis Rex Palmer 1979-7-10 N 511 Placer Headwaters basin area of the North Fork of the American River. Comment
  CAS-BOT-BC141635  Potentilla gracilis var. elmeri Alice Eastwood 1909-1-1 20 Placer Sunnyside 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
  UC420574  Potentilla gracilis var. fastigiata C. F. Sonne 1884-8-10 346 Placer Old Camp near Truckee River Comment
  SBBG123118  Poteridium annuum G. K. Helmkamp with E. A. Helmkamp 2007-9-14 12959 Placer Mosquito Ridge Rd 0.4 mi E of Foresthill 942 Comment
Read comments
Mar 30 2014
  CAS-BOT-BC64618  Primula suffrutescens E. A. McGregor 1909-8-19 209 Placer Deer Park Springs 2133 Comment
  JEPS126283  Primula suffrutescens Steve Matson 2004-7-31 1073 Placer nSNH; Tahoe Basin; west shore, Blackwood Canyon; about 1.4 miles ESE of Barker Pass. Comment
  SEINET8565286  Primula suffrutescens P. B. Kennedy, S. B. Doten 1901-8-10 272 Placer Summit of Devils Cliff, Soda Springs. Comment
  UCR231856  Prunella vulgaris var. lanceolata George K. Helmkamp, E. A. Helmkamp 2010-8-11 16763 Placer Northern Sierra Nevada Mountains, Finning Mill Road, 2.3 miles north of Forest Hill Road at the crossing of McBride Creek 1082 Comment
  HSC35044  Prunus emarginata Thomas W. Nelson, James Nelson 1974-6-17 1364 Placer Beside Hwy. 80 at its intersection with Blue Canyon Rd., 9 mi. W of the Placer-Nevada County line 1646 Comment
  SD235010  Prunus emarginata G. K. Helmkamp, E. A Helmkamp 2008-8-20 14028 Placer Northern Sierra Nevada Mountains: Donner Pass Road on the west side of Donner Pass and East of Norden (Norden 7.5' Q) 2149 Comment
  CAS-BOT-BC154644  Prunus subcordata W. R. Dudley 1909-8-1 s.n. Placer Vicinity Dutch Flat Comment
  UCD124131  Pseudognaphalium beneolens Ellen Dean; Marcel Rejmanek 2012-10-9 7505 Placer Along Mosquito Ridge Road, ca. six road miles E of junction with Foresthill Road, north side of Mosquito Ridge Road, opposite very large turnout and next to dirt road that heads upslope. 617 Comment
  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
  CHSC43333  Pseudotsuga menziesii var. menziesii Lowell Ahart 1973-3-29 189 Placer Near Volcano Canyon, east of Foresthill. 1371 Comment
  SD243038  Pseudotsuga menziesii var. menziesii George K. Helmkamp, E. A. Helmkamp 2011-9-30 18346 Placer Northern Sierra Nevada Mountains Foothills: Diggins Hill Road at the south side of the Bear River Reservoir, 1.1 miles north of Dutch Flat. 851 Comment
  SEINET5334823  Pseudotsuga menziesii var. menziesii W. Priest 1956-4-16 s.n. Placer On U.S. Hwy. 40 about 1 mile west of Baxter. 1067 Comment
  JEPS111247  Psilocarphus brevissimus var. brevissimus Steve Matson 2005-6-11 1259 Placer Martis Valley, ca 3 miles southeast of Truckee, Martis Creek Lake National Recreatin Area; W of Parking Area; 39.3016 N, 120.1324 W; Elevation 5835 ft. 1778 Comment
  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-BC361710  Psilocarphus brevissimus var. brevissimus Sterling Bunnell 1978-5-14 s.n. Placer Roseville, 1/2 mi. N of Western Electric Plant on Industrial Blvd. Comment
  CAS-BOT-BC361844  Psilocarphus oregonus John Thomas Howell; Gordon H. True 1971-5-26 47635 Placer Northern limits of Lincoln 48 Comment
  UC21689  Pterospora andromedea A. M. Carpenter 1892-8 Placer Comment
  UCD113259  Purshia tridentata Beecher Crampton 1975-9-22 9289 Placer Martis Valley, Truckee-Tahoe airport area, ca. 2.5 miles SE of Truckee. Comment
  UCD34034  Purshia tridentata Beecher Crampton 1975-9-22 9289 Placer Martis Valley, Truckee-Tahoe airport area, ca. 2.5 miles SE of Truckee. Comment
  UCD34554  Purshia tridentata Beecher Crampton 1985-6-23 9999 Placer North Shore Lake Tahoe, Stateline Road. Comment
  JEPS71933  Purshia tridentata var. tridentata Gladys L. Smith 1972-6-20 3198 Placer Ward Peak; about terminus of Summit chairlift 2621 Comment
  UCD22163  Pyrola picta Rex Palmer 1979-7-25 N 805 Placer Headwaters basin area of the North Fork of the American River 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
  SACT002677  Quercus Josephine Van Ess 1976-10-6 Placer Collected along stream about .25 mile from Highway 193. Moist wooded area. along atreambank. 152.4 Comment
  CAS-BOT-BC62720  Quercus chrysolepis Geo. B. Grant 1906-8-1 7052 Placer About Lake Tahoe 2438 Comment
  JEPS46635  Quercus chrysolepis H. L. Mason Oct 1932 Placer 3 mi above Colfax 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
  CAS-BOT-BC62721  Quercus chrysolepis Marian L. Campbell 1921-7-26 s.n. Placer Grelaud's Place, Sacramento River Comment
  NY8503  Quercus chrysolepis J. C. Frémont 1845-12-5 s.n. Placer Sierra Nevada Comment
  SACT002613  Quercus chrysolepis var. nana Josephine Van Ess 1977-11-4 Placer Collected up first ravine to south below Highway 49. Dry west-facing slope. 365.8 Comment
  UC173922  Quercus douglasii A. Eastwood 1894-9-9 Placer Newcastle Comment
  UCD15168  Quercus douglasii Phyllis Adams 1982-5-9 37 Placer California, Placer Co.; along Old Foresthill Road, in the American River Canyon; 457 Comment
  CDA16974  Quercus durata G. F. Hrusa, M. I. Wibawa, J. Glazner 2002-5-22 16027 Placer Sierra Nevada; Hughes Mill (site) above Foresthill. 1066 Comment
  UCD40933  Quercus durata Sook Hong 1989-5-20 1 Placer Dry slope at the base of the waterfall along the road. 701 Comment
  SACT002133  Quercus kelloggii Michael Baad 1977-4-13 Placer 0.2 miles north of Interstate 80; ecotone between pine forest and chaparral 502.92 Comment
  UCSC009994  Quercus kelloggii Al Keuter 2014-6-15 AK 00 -100 Placer Along Ophir Road near Auburn and Interstate 80. 350 Comment
  CAS-BOT-BC105308  Quercus kelloggii Emily K. Mcpherson 1976-9-19 76- 27 -4 Placer Middle Fork of the American River 1828 Comment
  SEINET12034574  Quercus kelloggii K. S. Erdman 1966-1 3540 Placer along Interstate 80 near Emigrant Gap, Sierra Nevada Mts 1524 Comment
  SACT002661  Quercus lobata Josephine Van Ess 1977-11-4 Placer Collected downstream from bridge on HIghway 49. Large tree near river. 365.8 Comment
Read comments
Nov 20 2014
  UC119121  Quercus lobata A. Eastwood 1894-9-9 Placer Newcastle Comment
  SACT002660  Quercus lobata Josephine Van Ess 1976-8-11 Placer Collected near Coon Creek Cattle. Dry streambank. Comment
  CDA15823  Quercus vacciniifolia G. F. Hrusa, L. Serafini 1993-6-29 11248 Placer S side of French Meadows Reservoir immeditely below dam. Comment
  SEINET2470936  Quercus vacciniifolia K. Christie 2010-6-30 1877 Placer Lake Tahoe Basin Management Unit (USFS); east of Brockway Spring along FR 16N57, ca. 0.75 mi. northeast of Kings Beach from Beaver Rd. 2133 Comment
  UCD21483  Quercus vacciniifolia Rex Palmer 1979-5-26 N 6 Placer Headwaters basin area of the North Fork of the American River 2011 Comment
  UCD47482  Quercus vacciniifolia G. T. Nordstrom 1934-6-18 104 Placer 1/4 mile southeast top of Texas Hill. 1615 Comment
Read comments
Aug 12 2008
  SD262290  Quercus wislizeni Tom Scott, Gary Nakamura Feb 2009 2009 14 Placer Sierra Nevada Mtns. Foothills: Auburn, Hwy 49 at Auburn Bridge on American River; slopes on north side of canyon above highway. 198 Comment
  UCR280609  Quercus wislizeni Tom Scott, Gary Nakamura 2009-1 2009- 017 Placer Sierra Nevada Mtns. Foothills, Auburn, Hwy 49 at Auburn Bridge on American River, slopes on north side of canyon above highway 198 Comment
  SACT002729  Quercus wislizeni Josephine Van Ess 1976-9-8 Placer Collected in vicinity of Juergenson Ranch. Roadside in open pastureland. 335.3 Comment
  UCD64109  Quercus wislizeni var. wislizeni G. K. Helmkamp; E. A. Helmkamp 2007-3-25 11710 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
  UCSB32122  Quercus wislizeni var. wislizeni Pulsifer Ames, Mary; Bingham, R. Placer Auburn Comment
  CAS-BOT-BC362680  Raillardella argentea John Thomas Howell 1943-7-21 18673 Placer Mt. Lincoln Comment
  UCD22190  Ranunculus alismifolius Rex Palmer 1979-6-9 N 168 Placer Headwaters basin area of the North Fork of the American River 2255 Comment
  UC827591  Ranunculus alismifolius var. alismellus Alice Eastwood Jun 15 1912-Jun 19 1912 383 Placer Deer Park Lake Tahoe Region Comment
  CAS-BOT-BC379385  Ranunculus alismifolius var. hartwegii M. S. Jussel 1930-6-30 s.n. Placer Camp Baxter, north fork of the Stanislaus River 1524 Comment
  CAS-BOT-BC379431  Ranunculus alismifolius var. hartwegii Gordon H. True 1974-6-20 7749 Placer lower slopes and flats at east end of Castle Peak ridge, ca. 0.5 mi north of Summit Lake 2377 Comment
  CAS-BOT-BC379433  Ranunculus alismifolius var. hartwegii Margaret Williams 1972-4-23 s.n. Placer 1.8 mi west of Boca Dam on road to Hobart Mills 1768 Comment
  CAS-BOT-BC378966  Ranunculus bonariensis J. W. Congdon 1894-4-2 s.n. Placer Roseville Comment
  JEPS113178  Ranunculus bonariensis var. trisepalus Lowell Ahart, Brian Williams 2007-4-13 13651 Placer On damp granite soil, on the bottom of small vernal pools, about 1/2 mile south of the Manzanita Cemetery, about 1/2 mile west of Gladding Road, about 2 3/4 miles north of Lincoln 43 Comment
  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
  SEINET5338466  Ranunculus canus A. Urrutia 1960-3-19 s.n. Placer North Fork American River, 3-mi. South of Auburn, Highway 49 457 Comment
  SBBG2259  Ranunculus flammula E. R. Blakley 1960-9-3 3814 Placer Kings Beach, Lake Tahoe 1903 Comment
  UC9441  Ranunculus hebecarpus H. N. Bolander 1865-4-10 4510 Placer Auburn Comment
  UC9442  Ranunculus hebecarpus H. N. Bolander 1865-4-16 4575 Placer Forest Hill Comment
  CAS-BOT-BC228549  Ranunculus muricatus George K. Helmkamp; E. A. Helmkamp 2011-4-10 17159 Placer Sacramento Valley: along Riosa Road at the east edge of the village of Sheridan 41 Comment
  RSA734059  Ranunculus muricatus Beecher Crampton 1953-4-21 1117 Placer Sunnybrook Farms, 2 miles North of Lincoln. Comment
  UC217467  Ranunculus muricatus H. M. Hall 1917-5-9 10292 Placer just n Lincoln (small gulch); Sacramento Valley Comment
  UCD96231  Ranunculus muricatus Beecher Crampton 1953-4-21 1117 Placer Sunnybrook Farms, 2 miles North of Lincoln. Comment
  UCR197991  Ranunculus muricatus Beecher Crampton 1953-4-21 1117 Placer Sacramento Valley, Sunnybrook Farms, 2 mi north of Lincoln 41 Comment
  SDSU10115  Ranunculus muricatus D. F. Howe 1948-5-21 1909 Placer 457 Comment
  CHSC73985  Ranunculus occidentalis Susi Urie 1998-8-28 98 -141 Placer Lake Tahoe Basin--National Forest. Middle of Page Meadows; about 2 mi west of Lake Tahoe and Sunnyside. Large meadow complex. 2115 Comment
  UC9356  Ranunculus occidentalis C. J. Fox Jr. July 1895 Placer Deer Park Inn Comment
  UCD164622  Ranunculus occidentalis Brandi Sorensen 1995-6-1 3 Placer .73 kilometers northwest of Colfax. 671 Comment
  SEINET12100621  Ranunculus occidentalis J. F. Bright, Wyman, C. 1933-1 8455 Placer Auburn Comment
  UC9481  Ranunculus occidentalis Mrs. M. M. Hardy 1893-1 Placer Comment
  RSA100538  Ranunculus occidentalis var. eisenii Marcus E. Jones 1882-6-30 s.n. Placer Emigrant Gap. Comment
  CDA13665  Ranunculus orthorhynchus var. orthorhynchus G. F. Hrusa, J. Glazner 1997-8-3 14025 Placer Sierra Nevada; Corner of Hwy 89 & Squaw Valley Rd. Colony with numerous individuals in central, wettest part of meadow. Comment
  UCD44651  Ranunculus orthorhynchus var. orthorhynchus C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 2017 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  RSA21569  Rhamnus alnifolia Carl B. Wolf 1937-9-4 9287 Placer Sierra Nevada, NW of Lake Tahoe, 1 mile below Deer Park. 1982 Comment
  UC870786  Rhamnus tomentella subsp. tomentella Marcus E. Jones, A. M. 1882-7-4 Placer Colfax Comment
  UC635198  Rhus trilobata Herbert L. Mason 1926-5-28 3267 Placer 5 mi above Auburn Comment
  UC466048  Ribes C. F. Sonne June 1896 1569 Placer Fowler Deer Creek Comment
  SBBG8912  Ribes cereum E. R. Blakley 1960-9-4 3826 Placer hill 1 mi N of Carnelian Bay, Lake Tahoe 2072 Comment
  UC480721  Ribes cereum W. C. Blasdale 1923-7-13 Placer top Ellis Peak; Lake Tahoe Region, Ellis Peak Comment
  UC858420  Ribes cereum Lewis S. Rose 1940-6-1 40448 Placer 3 mi nw Tahoe City; Truckee River 1889 Comment
  UCD75745  Ribes cereum Ellen Dean, M. Starbuck,; K. Mawdsley, G. Harrington, M. Bibbo, J. Poloske 2008-7-20 5209 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, ridge between Southern Pacific RR tracks and railroad tunnel to the west of Lakeview Canyon, large turnabout/parking area with off-road vehicle use. 2207 Comment
  UCD162552  Ribes cereum var. cereum Steve Matson 2002-5-26 529 Placer nSNH; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; 20 meters north of Highway 267, 20 meters west of Martis Creek. 1780 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
  JEPS127482  Ribes inerme var. inerme Steve Matson 1998-6-14 232 Placer nSNH: Tahoe north shore; Snow Creek watershed, Tahoe Vista/Kings Beach; west fork Snow Creek; bog at western terminus of North Ave dirt extension Comment
  JEPS59415  Ribes lacustre Ezra Brainerd and Viola B. Baird 1915-7-15 134 Placer Five Lakes Sierra Nevada Mts. 2298 Comment
  UC921847  Ribes nevadense A. A. Heller 1917-6-17 12725 Placer Cisco 1828 Comment
  UCD38502  Ribes nevadense Beecher Crampton 1955-7-13 3009 Placer Blue canyon. 1432 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
  UCD22339  Ribes roezlii Beth Lowe Corbin 1982-8-2 151 Placer Onion Creek campground. In fine, sandy, granitic soil. Spiney shrub about 1.5' high with dark grey bark. Berries picked green. Partial sun. South facing slope. Uncommon. 1841 Comment
  RSA0018266  Ribes roezlii J. H. Nishida 1985-7-10 777 Placer Homewood. 1829 Comment
  SEINET5339778  Ribes roezlii L. Miller 1932-6-26 s.n. Placer near Tahoe City Comment
  CAS-BOT-BC186203  Ribes roezlii var. roezlii W. R. Dudley 1893-6-11 s.n. Placer Along railroad west of Truckee Comment
  CAS-BOT-BC186211  Ribes roezlii var. roezlii John H. Thomas 1970-7-21 15680 Placer Indian Springs, near highway no. 80, about 20 miles east of Truckee 1700 Comment
  CAS-BOT-BC186213  Ribes roezlii var. roezlii Bethel; Posey 1920-6-6 s.n. Placer Truckee Comment
  CAS-BOT-BC168772  Ribes viscosissimum Margaret Williams 1974-8-8 74 -P1-15 Placer Murphy's Meadow, 5 miles southeast of Hirschdale - Sierra Nevada 2316 Comment
  CAS-BOT-BC168776  Ribes viscosissimum Alice Eastwood 1909-1-1 293 Placer Squaw Creek - Lake Tahoe Region Comment
  UC35869  Rigiopappus leptocladus H. N. Bolander 1865-1 4569 Placer Newcastle Comment
  CAS-BOT-BC74622  Rorippa curvisiliqua Alice Eastwood 1912-6-15 452 Placer Lake Tahoe Regin. Deer Park. Comment
  RSA0009355  Rorippa curvisiliqua Marcus E. Jones 1882-7-1 s.n. Placer Emigrant Gap. Comment
  CHSC97766  Rorippa curvisiliqua var. orientalis Lowell Ahart 2007-11-13 14595 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-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
  SBBG70532  Rosa bridgesii M. N. Ackley -Jun-1925 964 Placer Dutch Flat 1033 Comment
  UCR191060  Rosa bridgesii George K. Helmkamp, E. A. Helmkamp 2007-5-23 12052 Placer Northern Sierra Nevada Mountains Foothills, along Forest Hill Road, 2.3 miles northeast of Foresthill 1116 Comment
  RSA2854  Rosa woodsii Carl B. Wolf 1931-9-10 2421 Placer Moist hollow near R.R between Tahoe Tavern and head of Truckee River. 1921 Comment
  UCD113781  Rubus glaucifolius G. K. Helmkamp; E. A. Helmkamp 2007-5-23 12053 Placer Northern Sierra Nevada Mountains Foothills; along Forest Hill Road, 2.3 miles northeast of Foresthill. 1116 Comment
  CAS-BOT-BC147963  Rubus parviflorus Julia McDonald 1914-6-1 s.n. Placer Homewood - Lake Tahoe Region 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
  OBI20137  Rubus parviflorus David J. Keil 1978-7-23 12938 Placer Cisco Grove exit from I-80, just E of Nevada Co. line 1768 Comment
  UCD22284  Rubus parviflorus Beth Lowe Corbin 1982-8-4 205 Placer Hill 1/8 mile W of Onion Creek Campground. S facing slope, 50% inclination. Partial sun. Uncommon. Brushy opening in white fir forest, in deep conifer duff over fine, sandy, granitic soil. Subshrub 10 inches tall. Flowers white. 1853 Comment
  RSA0026096  Rumex John F. Emmel 1988-7-21 1113 Placer Sierra Nevada, Donner Pass area; along dirt road at north end of Lake Mary. 2159 Comment
  RSA0035673  Rumex acetosella George K. Helmkamp, Mary Alice Barnes 2013-5-3 20465 Placer SW edge of Foresthill, Mosquito Ridge Road, 0.2 mile south of Forest Hill Road 974 Comment
  UCR253127  Rumex acetosella George K. Helmkamp, Amy Barnes 2014-4-23 22807 Placer Sierra Nevada Mountains Foothills, Spring Garden Road, at the north side of its junction with Foresthill Road, 8.4 km west of Foresthill 720 Comment
  UCR260819  Rumex acetosella M. Kauffman 1997-5-18 20 Placer Sierra Nevada Mtns., 0.1 mile from Hwy 80 on Eagle Lakes Road 1768 Comment
  SD255839  Rumex crispus George K. Helmkamp, Amy Barnes 2014-3-21 22639 Placer Sacramento Valley: Sheridan, Riosa Road at the west side of its junction with Old CA-65 (Sheridan 7.5'Q) 32 Comment
  CDA12422  Rumex salicifolius var. denticulatus G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8551 ab Placer Lake Tahoe; N side of upper Ward Valley, 4 mi SW of Tahoe City. Comment
  CAS-BOT-BC434300  Rumex triangulivalvis John Thomas Howell 1943-7-19 18589 Placer Summit Valley Comment
  SEINET5335636  Sagittaria latifolia R. D. Olsen 1949-5-14 15 Placer stream crossing, U.S. highway 40, Roseville city limit 61 Comment
  UCD22306  Salix Beth Lowe Corbin 1982-8-9 278 Placer 1/3 mile SW of Onion Creek campground. Shrub 13' high. Bark pale, somewhat flaky. Full sun. South facing slope, 15% incline. Uncommon. 1859 Comment
  CAS-BOT-BC103061  Salix bonplandiana A. A. Heller 1917-6-19 12747 Placer 5 miles west of Colfax Comment
  CAS-BOT-BC103063  Salix bonplandiana Gordon H. True 1968-7-30 4454 Placer Just east of Rocklin, on Rocklin Rd. 76 Comment
  UC1134856  Salix eastwoodiae B. Bolt 1934-7-12 102 Placer Snow Mt.; Tahoe Nat'l Forest, Truckee Quadrangle Comment
  CAS-BOT-BC103755  Salix exigua Gordon H. True 1963-5-15 1249 Placer Near Penryn 152 Comment
  CHSC13911  Salix geyeriana E. L. Smith 1971-6-17 973 A Placer At s end of Martis Valley ca. 11 kn se of Truckee. 1800 Comment
  CAS-BOT-BC106875  Salix jepsonii W. R. Dudley 1900-6-14 5062 Placer Between Donner Lake and Summit Comment
  CAS-BOT-BC249045  Salix jepsonii George K. Helmkamp; E. A. Helmkamp 2010-7-28 16671 Placer Northern Sierra Nevada Mountains: Forest Hill Road, 1.6 miles west of the junction with Soda Springs Road at Robinson Flat 2040 Comment
  CAS-BOT-BC106954  Salix laevigata Gordon H. True 1971-4-21 6528 Placer Auburn Ravine just west of Lincoln 49 Comment
  UCD43159  Salix lasiandra C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-20 527 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  CAS-BOT-BC125291  Salix lasiandra var. lasiandra L. S. Smith 1931-5-22 2 Placer Tahoe National Forest, French Meadows 1828 Comment
  CAS-BOT-BC125293  Salix lasiandra var. lasiandra L. S. Smith 1931-5-22 3 Placer Tahoe National Forest, French Meadows 1828 Comment
  POM362786  Salix lasiolepis Glenn A. Gorelick 1965-8-21 s.n. Placer Emigrant Gap. Comment
  UCD58334  Salix lasiolepis Michael Persichetty 2007-6-5 1 Placer Alta. North side of Spaulding Point. 1219 Comment
  UCD80752  Salix lasiolepis CNPS SN Foothill Team 2005-4-13 SNFN 0107 e Placer Placer Legacy, Didion Ranch, east of Spear's Ranch, on the north bank of Coon Creek, approximately 500 meters west of the east boundary of the study area. 143 Comment
  CAS-BOT-BC128474  Salix lasiolepis var. lasiolepis Alice Eastwood 1922-4-6 11125 Placer Colfax Comment
  CAS-BOT-BC124764  Salix lemmonii W. R. Dudley 1900-6-29 5796 Placer near Tahoe City Comment
  CAS-BOT-BC124767  Salix lemmonii Gordon H. True 1968-7-10 4365 Placer Hwy 20 between Yuba Gap and Bear Valley, 1 mile east of Lake Bowman Road 1554 Comment
  CAS-BOT-BC124771  Salix lemmonii A. A. Heller 1917-6-17 12721 Placer along the Yuba River below Cisco 1676 Comment
  CAS-BOT-BC124773  Salix lemmonii W. R. Dudley 1900-6-14 5111 Placer Valley northwest of Lake Mary, near Summit Comment
  CAS-BOT-BC124784  Salix lemmonii W. R. Dudley 1900-6-14 5111 Placer Valley northwest of Lake Mary, near Summit Comment
  CHSC9585  Salix lemmonii E. L. Smith 1971-6-16 959 Placer At Tahoe Vista at e city limits near King's Beach. 1903 Comment
  RSA28829  Salix lemmonii A. A. Heller 1917-6-19 12735 Placer Emigrant Gap. 1616 Comment
  UCD43112  Salix lemmonii C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-19 480 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  UCD44429  Salix orestera C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1795 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  CAS-BOT-BC129076  Salix scouleriana W. R. Dudley 1909-8-23 s.n. Placer Lake Tahoe Comment
  CAS-BOT-BC129124  Salix scouleriana W. R. Dudley 1900-6-14 5064 Placer By brook between Donner Lake and Summit Comment
  CHSC9580  Salix scouleriana E. L. Smith 1971-4-29 954 Placer At Whitmore Maintenance Station ca. 3 mi ne of Baxter. 1371 Comment
  UC1135082  Salix scouleriana B. Bolt 1934-7-19 145 Placer 1/2 mi. n. Tadpole Spring; Tahoe Nat'l Forest, Colfax Quad. Comment
  UC1135083  Salix scouleriana B. Bolt 1934-8-13 168 Placer e. slope of Red Star Ridge; Tahoe Nat'l Forest, Truckee Quad. Comment
  RSA531310  Sambucus microbotrys W. Wisura, Tom Hayduk, Q. Junzhuan 1991-8-22 4545 Placer Squaw Valley beyond upper cable car station. on SW slope below a rocky summit. Comment
  UCD22158  Sambucus nigra subsp. caerulea Beth Lowe Corbin 1982-8-10 304 Placer 1 1/2 miles WNW of Onion Creek Campground. 2011 Comment
  CDA16054  Sambucus racemosa var. microbotrys G. F. Hrusa, J. Glazner 2000-9-3 15659 A Placer Sierra Nevada; Sugar Bowl Ridge, immediately to W of proposed Crow's Nest ski run. 2164 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
  SD81038  Sanguisorba annua Darley F. Howe 1971-7-3 Placer Truckee 1829 Comment
  SD243198  Sanguisorba minor subsp. muricata George K. Helmkamp, E. A. Helmkamp 2010-10-16 17017 Placer Northern Sierra Nevada Mountains Foothill: Yankee Jim's Road, 0.5 mile north of Forest Hill Road in Foresthill, near intersection with Mayflower Rd. 947 Comment
  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
  SD44660  Sanicula bipinnatifida Darley F. Howe 1951-5-1 2103 Placer 455 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
  UC106111  Sanicula graveolens C. F. Sonne 1893-6-11 Placer Sierra Nevada Mountains, road to Lake Tahoe Sierra Nevada Mountains Comment
  UC174164  Sanicula graveolens C. F. Sonne 1886-6-6 Placer Sierra Nevada Mountains, road to Tahoe Sierra Nevada Mountains Comment
  CDA12400  Sanicula tuberosa G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8528 Ab Placer Lake Tahoe; N side of upper Ward Valley, 4 mi SW of Tahoe City. Comment
  SEINET5779691 Image available Sanicula tuberosa L. S. Rose 1941-7-18 41323 Placer Chambers Lodge (McKinney), Lake Tahoe Comment
  UC1562644  Sanicula tuberosa Barbara Ertter with David Thompson 1989-4-9 8177 Placer 5 air mi nw of Foresthill (Shirttail Canyon Road 2.4 mi from Dipper Road); Shirttail Canyon Road 609 Comment
  UCR242365  Sanicula tuberosa George K. Helmkamp, E. A. Helmkamp 2010-7-28 16669 Placer Northern Sierra Nevada Mountains, Forest Hill Road, 1.6 miles west of the junction with Soda Springs Road at Robinson Flat 2040 Comment
  UC495497  Sanicula tuberosa Merle Randall 1930-6-17 Placer w of Donner Lake (above Cisco, Big Bend Ranger Station); Big Bend Ranger Station 1767 Comment
  UCD117994  Sarcodes sanguinea C. J. W. 1913-7-2 162 Placer Emigrant Gap. Comment
  JEPS82987  Saxifraga G. L. Stebbins 1970-4-4 6990 Placer 1/2 mi e of crossing of North Fork (American River, on road from Colfax to Forest Hill); Shirttail Canyon, American River 457 Comment
  UC115030  Saxifraga bryophora C. F. Sonne 1897-8-14 Placer above Coldstream; Sierra Nevada Mountains Comment
  POM142236  Saxifraga nidifica C. F. Sonne 1892-07 5597 Placer Above Donner Lake. Truckee. Comment
  SD243064  Scandix pecten-veneris George K. Helmkamp, E. A. Helmkamp 2011-4-10 17138 Placer Saacramento Valley: east of Sheridan just north of the junction of North Kilaga Springs Road and Kilaga Springs Road. 98 Comment
  UCD128066  Scandix pecten-veneris Lynn Gould 1962-4-14 39 Placer 0.5 mile northwest of Rocklin. Comment
  RSA122656A  Scirpus microcarpus H. S. Yates 1936-8-9 6000 Placer Near Brockway 1921 Comment
  UCD21846  Scirpus microcarpus Beth Lowe Corbin 1982-8-13 337 Placer 1/8 mile south of Onion Creek campground. Grassy meadow between creek and White Fir forest. Stalks up to 3 1/2' high. Mostly sun. South facing slope, 10% incline. Common. 1816 Comment
  CDA36895  Scleranthus annuus CDFA Staff 1995-5-12 s.n. Placer Dry Creek. 0 Comment
  CDA3394  Scleranthus annuus G. D. Barbe 1985-7-15 4239 Placer Meadow Vista Community Park, 10 miles east of Auburn. 0 Comment
  UCD98504  Scleranthus annuus subsp. annuus G. D. Barbe 1985-7-15 4238 Placer 10 miles east of Auburn, 1 mile northeast of Meadow Vista on Placer Hills Road. Comment
  UC1153948  Scribneria bolanderi Beecher Crampton 1957-5-7 3987 Placer 2 mi n of Lincoln Comment
  UCD92500  Scribneria bolanderi Beecher Crampton 1957-5-7 3987 Placer 2 miles north of Lincoln. Comment
  UCD125713  Scutellaria californica Rex Palmer 1979-7-25 N 677 Placer Exact location unknown. Comment
  UCD83591  Scutellaria californica Albert Grigarick 2009-8-7 160 Placer Shirley Creek Trail, between Squaw Valley Resort and Shirley Lake. 1959 Comment
  UC66071  Scutellaria californica P. B. Kennedy and S. B. Doten 1901-8-7 253 Placer Summit of Soda Springs Comment
Read comments
Mar 18 2006
  UCD101982  Sedella pumila Allan R. Magie 1957-4-14 120 Placer Auburn. Comment
  UCD128389  Sedum lanceolatum Albert Grigarick 2012-7-9 334 Placer Pacific Crest Trail. S of Donner Summit (Hwy 40). Approx. 400 yd S of trailhead. 2283 Comment
  JEPS124761 Image available Sedum obtusatum Stamps 1967-7-12 56 Placer High in a crevice on a granite cliff, about 100 yards north of Highway 40. 2.5 mi west of Kingvale. Comment
  CAS-BOT-BC64211  Sedum obtusatum subsp. obtusatum J. F. Emmel 1971-7-10 375 Placer 0.3 Air milles ENE of N end of Lake Mary, Donner Pass. Comment
  UCD41292  Sedum spathulifolium Ellen Dean; Art Shapiro, Andrienne Shapiro 2003-5-12 1704 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
  UCD21788  Senecio Rex Palmer 1979-6-9 N 162 Placer Headwaters basin area of the North Fork of the American River 2255 Comment
  UCD18324  Senecio aronicoides A. M. Shapiro 2001-5-12 s.n. Placer near Dutch Flat. 914 Comment
  CAS-BOT-BC363695  Senecio hydrophilus Alice Eastwood No date on label 297 Placer Squaw Valley, Tahoe region Comment
  CAS-BOT-BC363907  Senecio integerrimus var. exaltatus Alice Eastwood 1912-6-15 462 Placer Deer Park, Lake Tahoe Region Comment
  UCD170424  Senecio integerrimus var. major G. W. Forister 2017-6-15 s.n. Placer Onion Valley; 7 miles south of I-80 on Texas Hill Road. 1465 Comment
  CAS-BOT-BC363997  Senecio integerrimus var. major L. S. Smith 1926-5-25 1848 Placer Tahoe National Forest. Mosquito Ridge near Greek Store [Greekstore] 1676 Comment
  CAS-BOT-BC341225  Senecio scorzonella Belle R. Jackson 1932-6-1 s.n. Placer Yuba Pass Comment
  UC88051  Sericocarpus oregonensis subsp. oregonensis Katharine Brandegee 1889-1-1 Placer Blue Canon Comment
  CDA2406  Setaria faberi K. Stark 1974-11-6 Placer Taylor Road, Loomis. 0 Comment
  CDA2407  Setaria faberi William J. Ferlatte, K. Stark 1974-11-12 Placer 0.5 mile east of Sisley Road on Taylor Road, Penryn; frequent between Loomis and Penryn. 0 Comment
  UCD92678  Setaria faberi G. Douglas Barbe 1974-11-26 1984 Placer southeast corner of Newcastle Road and Brenner Road. Newcastle. Comment
  CAS-BOT-BC243549  Setaria parviflora David D. Keck 1932-7-1 1596 Placer 2 miles N. of Auburn on Nevada City Road 426 Comment
  CAS-BOT-BC243630  Setaria pumila Peter H. Raven 1954-8-27 7954 Placer Roseville Comment
  UCR253804  Setaria pumila George K. Helmkamp, Elizabeth Helmkamp 2012-10-30 20095 Placer Sacramento Valley, South Dowd Road, 0.1 mile south of its junction with Moore Road, southwest of Lincoln 34 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
  RSA252691  Setaria viridis var. major G. D. Barbe 1974-11-26 1985 Placer Fence line along Barton Road at Eureka Road, Northwest corner, East of Roseville Comment
  CDA37051  Sherardia arvensis CDFA Staff 1995-5-31 s.n. Placer Pino Ranch, near Newcastle. 0 Comment
  UC889388  Sherardia arvensis C. L. Hitchcock 1940-5-7 6352 Placer ca 1 mi w Baxter 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
  UC112806  Sidalcea glaucescens Katharine Brandegee 1908-7-15 Placer Donner, Summit Station Donner; , Summit Station 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
  UCD42878  Sidalcea glaucescens C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 245 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  UCR207124  Sidalcea glaucescens George K. Helmkamp, E. A. Helmkamp 2009-7-16 15221 Placer Sierra Nevada Mountains, Forest Hill Road, 26.1 miles northeast of the city of Foresthill, c. 3/4 mi. NW of Sailor Flat 2020 Comment
  POM260018  Sidalcea malviflora subsp. asprella C. L. Hitchcock 1940-5-7 6338 Placer 1 mile west of Baxter Comment
  UCD22087  Sidalcea oregana Rex Palmer 1979-6-21 N 393 Placer Headwaters basin area of the North Fork of the American River Comment
  UCD44584  Sidalcea oregana subsp. hydrophila C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 1950 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  UCD43090  Sidalcea oregana subsp. spicata C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-19 458 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  POM9889  Sidalcea oregana subsp. spicata E. Keyes 1920-08 s.n. Placer Lake Tahoe. Comment
  SEINET9006191  Sidalcea oregana var. spicata P. B. Kennedy, S. B. Doten 1901-8-18 441 Placer Talbots Home Camp, 7 miles from French Meadows. Comment
  CAS-BOT-BC386980  Silene douglasii H. M. Hall 1910-7-4 8742 Placer Near Cisco 1890 Comment
  CDA16822  Silene douglasii G. F. Hrusa, J. Glazner 2001-7-15 15962 Placer Sierra Nevada; Crows Nest Pk. immed. W of Sugarbowl. 2346 Comment
  UC128140  Silene douglasii Miss Harriet A. Walker 1908-7-26 1589 Placer Cisco 1810 Comment
  SEINET5337189  Silene gallica D. H. Erskine 1941-4-28 17 Placer Roseville city limits. 76 Comment
  SD247390  Silene invisa George K. Helmkamp, E. A. Helmkamp 2012-6-19 19230 Placer Northern Sierra Nevada Mountains: Foresthill Road, 1.7 miles east of its junction with Devil's Thumb Road. 1671 Comment
  UCD98954  Silene laciniata subsp. californica J. F. Addicott 1965-4-16 55 Placer on east side of Interstate Highway 80, 0.3 mile north of Colfax. 731 Comment
  POM100921  Silene lemmonii Marcus E. Jones 1882-6-29 s.n. Placer Emigrant Gap. Comment
  JEPS127489  Silene menziesii Steve Matson 2000-6-27 462 Placer nSNH: Tahoe north shore; Snow Creek watershed, Tahoe Vista/Kings Beach; NNW of west end of golf course. Comment
  UC311417  Silene occidentalis subsp. occidentalis Marcus E. Jones, A. M. 1882-6-30 Placer Emigrant Gap Comment
  UC334581  Silene occidentalis subsp. occidentalis A. Kellogg Jun 1870 289 Placer Cisco Sierra Nevada, Cisco Comment
  UC767049  Silene occidentalis subsp. occidentalis R. F. Hoover 1938-7-30 3712 Placer Cisco Comment
  CAS-BOT-BC438824  Silene vulgaris George K. Helmkamp; Mary Alice Barnes 2013-5-3 20462 Placer Foothills, northern Sierra Nevada Mountains: SW edge of Foresthill, Mosquito Ridge Road, 0.2 mile south of Forest Hill Road. 974 Comment
  CDA15933  Sisymbrium altissimum G. F. Hrusa, J. Glazner 1999-7-17 15133 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  SACT002214  Sitanion hystrix D. Meyer 1983-7-24 Placer North of Interstate 80, roadside. 909.0 Comment
  SACT002225  Sitanion hystrix D. Meyer 1983-6-25 Placer 1418.0 Comment
  SACT002226  Sitanion hystrix D. Meyer 1983-9-10 Placer Collected at west end of meadow near parking lot, moist streambank and meadow. 1879.0 Comment
  SACT002235  Sitanion hystrix Josephine Van Ess 1977-5-20 Placer Collected about 1.75 mile north of Hawk Logan Road on east-west portion of Garden Bar. Dry roadside bank. 85.4 Comment
  SACT002240  Sitanion hystrix D. Meyer 1983-8-20 Placer Collected on Alpine Meadows Road to summit at first lake steep rocky trail with some moist meadow areas. 609.0 Comment
  UCR146669  Sitanion hystrix Beecher Crampton 1961-9-27 6014 Placer Sierra Nevada Mountains, 1 mile west of Cisco Grove [near county line], along U.S. Highway 40, Yuba River 1707 Comment
  SACT002252  Sitanion jubatum D. Meyer 1984-6-23 Placer 3 km from I80 Frontage Road. 978.0 Comment
  SACT002259  Sitanion jubatum Michael Baad 1977-6-8 Placer 1.3 miles southwest of Volcano Canyon on road between Forest Hill and French Meadows, roadside in serpentine. Comment
  JEPS73041  Smilacina stellata Gladys L. Smith 1972-6-20 3272 Placer springy place along road just above Ward Summit chairlift Comment
  SEINET3888286  Smilacina stellata D. W. McNeal 1986-5-31 3153 Placer On a slope above Hwy. #267, 0.7 mi. N. of Brockway Summit, Tahoe Nat. For.; 0 2134 Comment
  CDA36811  Solanum elaeagnifolium D. B. Joley Sep 1976 1 Placer Sierra College Blvd. and Douglas Blvd., southwest corner. 0 Comment
  UC570690  Solanum umbelliferum Herbert L. Mason 1926-5-28 3269 Placer 5 mi above Auburn Comment
  UC710562  Solanum umbelliferum John Thomas Howell 1943-7-25 18806 Placer w side of Donner Pass near Norden; Donner Pass 2133 Comment
  SEINET6186039  Solanum umbelliferum D. Erskine 1941-4-13 30 Placer American River Canyon, between Auburn and Folsom 183 Comment
  RSA122317  Solidago canadensis subsp. elongata H. S. Yates 1934-6-29 3900 Placer Near Tahoe City. 1921 Comment
  RSA122319  Solidago canadensis subsp. elongata B. Bolt 1934-8-22 186 Placer Grayhorse Flat, west of Lake Tahoe. 1982 Comment
  CAS-BOT-BC365503  Solidago elongata Alice Eastwood 1909-1-1 192 Placer Lake Tahoe Region. Sunnyside Comment
  CHSC74207  Solidago elongata Susi Urie 1998-9-2 98 -207 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
  JEPS32359  Solidago elongata L. S. Smith 1925-8-12 1698 Placer Millers Defeat which is about 2 1/2 mi s Duncan Peak (road to Last Chance); Millers Defeat 1859 Comment
  UC148999  Solidago elongata H. M. Hall 1910-7-10 8749 Placer Cisco Sierra Nevada Mountains, Cisco 1828 Comment
  UCD43123  Solidago elongata C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-19 491 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  SCFS11529127  Solidago velutina subsp. californica E. Krimmel 2012-8-28 Placer NFAm below Chickering bridge. Growing in a drying stream bed. 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
  UC567090  Sorbus californica N. French 1934-6-13 408 Placer Lock Leven Lake 2042 Comment
  UCR259872  Sorghum halepense George K. Helmkamp, Elizabeth Helmkamp 2013-11-2 22465 Placer Sacramento Valley, Highway CA-193 (Lincoln-Newcastle Hwy) at the junction with Gold Hill Road, 3.8 miles northwest of US-80 114 Comment
  SEINET3228406 Image available Spartium junceum M. F. Wojciechowski 2002-6-25 999 Placer Roadside along I-80, collected adjacent to rest area near Dutch Flat/Gold Run exit. 945 Comment
  CDA3450  Spergula arvensis W. Wilson 1959-3-12 1954 Placer Gunther s property near Lincoln. 0 Comment
  CHSC81777  Spergularia rubra Lowell Ahart 2001-10-10 9363 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
  HSC82626  Spergularia rubra Thomas W. Nelson, Jane P. Nelson 1979-4-11 4610 Placer Along N side of Douglas Blvd., 1 mi. S of junction with I-80 Comment
  CDA15666  Spiraea splendens G. F. Hrusa, J. Glazner 1999-7-18 15210 Placer Lake Tahoe; Wooded slopes betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1889 Comment
  UC72215  Spiranthes stellata Chesnut and Drew 1890-8-8 Placer Cascade Lake Tahe Region Comment
  UCD93123  Sporobolus cryptandrus Beecher Crampton 1967-7-26 8165 Placer 1 mile E of Penryn, Interstate Hwy. 80W. Comment
  SEINET3163883  Spraguea umbellata H. A. Walker 1908-6-23 1207 Placer Blue Canon Station, in the Sierra Nevada 1470 Comment
  UCD43327  Stachys rigida subsp. rivularis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-12 695 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  POM101737  Stellaria longipes Marcus E. Jones 1882-6-28 s.n. Placer Emigrant Gap. Comment
  UC8661  Stellaria longipes var. longipes Mrs. M. M. Hardy 1893-1 Placer Comment
  UCR171735  Stellaria media George K. Helmkamp, E. A. Helmkamp 2006-2-9 10059 Placer Northern Central Valley, English Colony Way [Humphrey Road] at Sierra College Blvd near Clover Valley Creek; SE of Lincoln 183 Comment
  CHSC67639  Stenotus acaulis James D. Jokerst 1986-7-13 2736 Placer Trail from The Cedars, high Sierra Nevada SW of Donner Lake, just below the summit of Needle Peak. Comment
  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
  JEPS71597  Stenotus acaulis Gladys L. Smith 1972-8-25 3412 Placer West facing slope below Watson Monument, tr. to Granite Chief 2560 Comment
  UC710568  Stenotus acaulis John Thomas Howell 1943-7-26 18838 Placer Mt. Lincoln Comment
  SACT002315  Stipa californica Michael Baad 1983-7-23 Placer 1/8 miles west of HIghway. 1828.0 Comment
  SACT002316  Stipa californica Michael Baad 1983-8-11 Placer Collected on trail from Alpine Meadowws to Five Lakes Basin. 1.5 miles west toward Whiskey Creek 2072.0 Comment
  OBI20100  Stipa occidentalis var. californica David J. Keil 1978-7-23 12949 Placer Cisco Grove exit from I-80, just E of Nevada Co. line 1768 Comment
  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
  JEPS9070  Streptanthus polygaloides Rimo Bacigalupi with G. L. Stebbins, A. Hawkes, J. Hunsiker, D. Zohary, H. Stutz and F. Ehrendorfer 1952-7-20 3875 Placer slope just s Shirttail Creek (6 mi e of Iowa Hill); Tahoe National Forest 1115 Comment
  CAS-BOT-BC87774  Streptanthus tortuosus John Thomas Howell 1943-7-21 18659 Placer Donner Pass to Mount Lincoln. Comment
  CHSC101512  Streptanthus tortuosus G. F. Hrusa 1995-5-20 12168 Placer Approximately 4 km beyond Mosquito Ridge Rd. crossing of North Fork of Middle Fork of the American River. 650 Comment
  RSA35115  Streptanthus tortuosus L. S. Rose 1944-7-13 44101 Placer Chambers Lake, Lake Tahoe. 1921 Comment
  UCR208578  Streptanthus tortuosus George K. Helmkamp, E. A. Helmkamp 2009-5-7 14622 Placer Sierra Nevada Mountains Foothills, Oxbow Road, 2.0 miles south of its junction with Mosquito Ridge Road; north edge of Oxbow Reservoir 402 Comment
  UCR226134  Streptanthus tortuosus Ellen Dean, M. Starbuck, Gordon Harrington, Jennifer J. Buck, Mark Bibbo, J. Poloske, T. Sasaki 2008-7-19 5164 Placer Donner State Park, newly acquired lands to the southwest of Donner Lake, along Emigrant Trail on the north side of the north fork of Cold Creek, south side of trail between creek and trail 2138 Comment
  SEINET4891941  Streptanthus tortuosus P. B. Kennedy, S. B. Doten 1901-8-15 291 Placer Talbots Home Camp, 7 miles from French Meadows. Comment
  SEINET5505738 Image available Styrax officinalis var. californicus Evert I. Schlinger 1952-1 95 Placer 2 miles east of Auburn Comment
  CDA11991  Styrax officinalis var. redivivus G. F. Hrusa 1995-5-2 12172 Placer Sierra Nevada; below Mosquito Ridge Rd. approx. 1 km. east of crossing of North Fork of Middle Fork of the American River. Comment
  LA44529  Styrax redivivus Carl B. Wolf; 1937-5-12 8609 Placer Sacramento Valley, W of N Fork American River, 8 mi N of Folsom on road to Auburn 121 Comment
  POM128175  Styrax redivivus W. W. Mackie 1904-04 s.n. Placer Newcastle. Comment
  RSA568779  Styrax redivivus Peter Fritsch 1994-4-18 1383 Placer About 3 km east of Auburn along Hwy 49. Comment
  UCD14627  Styrax redivivus Deanna Lynn Pfleger 1989-5-20 24 Placer California, Placer Co.; 30 miles from Auburn along Mosquito Ridge Road; 707 Comment
  UCD15153  Styrax redivivus Phyllis Adams 1982-5-9 40 Placer California, Placer Co.; in the American River Canyon along Highway 49; 243 Comment
  UCD74065  Symphoricarpos mollis Jennifer W. Burt 2005-7-11 74 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
  UC372895  Symphoricarpos mollis var. acutus Marcus E. Jones, A. M. 1882-6-27 Placer Emigrant Gap Comment
  CAS-BOT-BC245734  Symphoricarpos rotundifolius A. A. Heller 1909-7-16 9846 Placer Summit 2133 Comment
  CAS-BOT-BC245737  Symphoricarpos rotundifolius Elizabeth Parsons Hawver 1911-7-20 s.n. Placer Ward Creek, Lake Tahoe Region Comment
  UCD137468  Symphoricarpos rotundifolius Tamara Kan 1992-7-25 s.n. Placer Silver Peak. 2377 Comment
  JEPS59429  Symphoricarpos rotundifolius var. rotundifolius Ezra Brainerd and Viola B. Baird 1915-7-15 149 Placer Fire Lakes; Sierra Nevada Mts. 2298 Comment
Read comments
Nov 20 2014
  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
  UC193053  Symphoricarpos rotundifolius var. rotundifolius C. F. Sonne 1882-7-16 Placer near mouth of Squaw Creek (road to Tahoe) Comment
  CHSC74193  Symphyotrichum ascendens Susi Urie 1998-9-2 98 -199 Placer Below Hwy 28, between the highway and Lake Forest Road; about 0.2 mi north of Lake Tahoe. 1908 Comment
  CAS-BOT-BC98525  Symphyotrichum spathulatum Catherine Best 1981-8-1 s.n. Placer Big Meadow, about 3 miles south of French Meadows - Sierra Nevada 1600 Comment
  JEPS126314  Symphyotrichum spathulatum Steve Matson 1997-7-6 46 Placer Tahoe north shore; Snow Creek Watershed, Tahoe Vista/Kings Beach; along dirt road western extension of North Ave. Comment
  UC128218  Symphyotrichum spathulatum Miss Harriet A. Walker 1908-7-25 1396 Placer near, Cisco Yuba River Comment
  UC65315  Symphyotrichum spathulatum P. B. Kennedy and S. B. Doten 1901-8-19 418 Placer 7 mi from French Meadows Comment
  CHSC73925  Symphyotrichum spathulatum var. spathulatum Susi Urie 1998-9-1 98 -193 Placer Large meadow below Hwy 28, between the highway and Lake Forest Road; about 0.3 mi north of Lake Tahoe. 1908 Comment
  CHSC74200  Symphyotrichum spathulatum var. spathulatum Susi Urie 1998-9-3 98 -233 Placer Meadow along the un-named creek along the northeast side of Tahoe Vista; about 0.5 mi north of Lake Tahoe. 1914 Comment
  UCD43898  Taraxacum officinale C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-9 1264 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  UCR111002  Taraxacum officinale George K. Helmkamp, E. A. Helmkamp 1999-6-30 5110 Placer Northern Sierra Nevadas, Soda Springs Road 0.9 mi south of Donner Pass Road, approaching Ice Lakes. 2104 Comment
  CAS-BOT-BC85267  Taxus brevifolia Alice M. King 1923-5-1 s.n. Placer Placerville Comment
  UC858892  Tellima grandiflora Marcus E. Jones, A. M. 1882-7-1 2710 Placer Emigrant Gap Comment
  CAS-BOT-BC392406  Thalictrum fendleri John H. Thomas; Hazelle A. Thomas 1956-7-21 6177 Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento 2377 Comment
  UC1602384  Thalictrum fendleri Katharine Brandegee Placer Donner Comment
  UCD22195  Thalictrum fendleri Rex Palmer 1979-6-20 N 338 Placer Headwaters basin area of the North Fork of the American River Comment
  CAS-BOT-BC392402  Thalictrum fendleri Fay A. Mac Fadden 1934-7-26 12862 Placer Red Mt. 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
  CAS-BOT-BC399743  Thalictrum polycarpum Mrs. H. M. Mitchell 1923-4-26 s.n. Placer Gold Run Comment
  UCR208273  Thysanocarpus curvipes George K. Helmkamp, E. A. Helmkamp 2009-5-7 14639 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-BC88166  Thysanocarpus curvipes Charles von Geldern 1912-5-1 s.n. Placer American River. Comment
  UCD128157  Torilis arvensis G. K. Helmkamp; Elizabeth Helmkamp 2006-5-13 10427 A Placer Northern Sierra Nevada Foothills. 2.1 miles south of Auburn along CA Hwy 49. 293 Comment
  UCD40908  Torilis arvensis Dan Ceobrquist 1984-5-22 10 Placer 3 mi. east of Auburn. Along side of Hwy 80. Comment
  UCR232217  Torilis arvensis George K. Helmkamp, E. A. Helmkamp 2011-5-6 17218 Placer Eastern Edge of Sacramento Valley, Camp Far West Road, 0.1 mile west of its junction with McCourtney Road, c. 6.3 mi. NE (67 deg. ) of Wheatland 58 Comment
  UCD43934  Torreyochloa pallida var. pauciflora C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-9 1300 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  UCD93187  Torreyochloa pallida var. pauciflora Beecher Crampton 1972-7-26 8841 Placer Carpenter Flat, east of Emigrant Gap. 1645 Comment
  UCD117029  Toxicodendron diversilobum Thomas Morley 1946-5-30 594 Placer Northeast of the Masonic Cemetery, Dutch Flat. 1005 Comment
  UC1980550  Tragopogon dubius C. Rose Broome, Crissie Cagle 1978-8-3 2310 Placer Laing Rd. (frontage rd. to Rancho Sierra Inn) just S of I-80 at Emigrant Gap exit. Comment
  SEINET3224367 Image available Trichostema oblongum Marcus E. Jones 1882-6-30 2831 Placer Emigrant Gap. Comment
  UC884474  Trichostema oblongum Marcus E. Jones 1882-6-30 2831 Placer Emigrant Gap Comment
  CDA19495  Trifolium campestre M. I. Wibawa 2002-5-27 269 Placer Sacramento Valley; American River bike trail to Folsom Lake State Recreation Area. F 91 Comment
  JEPS127431  Trifolium cyathiferum Steve Matson 1998-7-28 355 Placer nSNH Tahoe North shore; Snow Creek Watershed, Tahoe Vista/Kings Beach; east of main boggy site on west fork Snow Creek. Comment
  UC146419  Trifolium cyathiferum Miss Harriet A. Walker 1908-7-25 1386 Placer Cisco Comment
  SEINET12157176  Trifolium cyathiferum C. F. Sonne 1884-1 s.n. Placer Goldstream Comment
  UC337955  Trifolium cyathiferum unknown 1874-1-1 Placer near Lake Tahoe Comment
  RSA537641  Trifolium depauperatum Barbara Ertter 8186 Placer Auburn-Forest Hill Road 6 .2 mi SW of Spring Garden Road jct., ca 8 air miles NE of Auburn. 610 Comment
  SFV8467  Trifolium depauperatum L. Gould 1962-3-31 20 Placer Powerline Road about 4 miles west of Roseville. 46 Comment
  SD248417  Trifolium dubium George K. Helmkamp, Mary Alice Barnes 2013-5-3 20475 Placer Foothills, northern Sierra Nevada Mountains: Mosquito Ridge Road, 1.1 miles south of Forest Hill Road. 961 Comment
  UCD108825  Trifolium dubium G. K. Helmkamp; Elizabeth Helmkamp 2006-5-13 10453 Placer Northern Sierra Nevada. Ca. 4 air miles NE of Auburn, along an unnamed road to Lake Clementine, 1.2 miles N of Forest Hill Road. 422 Comment
  UCR250069  Trifolium dubium George K. Helmkamp, Mary Alice Barnes 2013-5-3 20488 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 4.7 miles south of Forest Hill Road, 1.8 mi. east (92 deg. ) of Foresthill 829 Comment
  UCR257603  Trifolium dubium George K. Helmkamp, Amy Barnes 2014-3-21 22636 Placer Sacramento Valley, Riosa Road at the east side of its junction with CA-65, just west of Sheridan 33 Comment
  SDSU5276  Trifolium dubium D. F. Howe 1965-5-21 4066 Placer Canyon on south side of north fork of American River between Forest Hill and Yankee Jims. 914 Comment
  CDA36890  Trifolium glomeratum CDFA Staff 1995-5-12 s.n. Placer Dry Creek. 0 Comment
  CDA37045  Trifolium glomeratum CDFA Staff 1995-5-31 s.n. Placer Pino Ranch, near Newcastle. 0 Comment
  RSA637580  Trifolium hirtum Michael A. Vincent 1999-6-12 8634 Placer Above CA Rt. 49, 1.1 miles south of Lincoln Way in Auburn. Comment
  UCR188845  Trifolium hirtum George K. Helmkamp, E. A. Helmkamp 2007-3-25 11712 Placer Foothills, Northern Sierra Nevada Mountains, Forest Hill Road at the junction with the unnamed road to Lake Clementine 457 Comment
  UCR207857  Trifolium hirtum George K. Helmkamp, E. A. Helmkamp 2009-4-22 14564 Placer Sierra Nevada Mountains Foothills, Forest Hill Road 1.9 mile east of its junction with CA-49 and the North and Middle Forks of the American River 399 Comment
  UCD111229  Trifolium hybridum R. Tofsrud 1951-7-11 s.n. Placer Cisco Grove. Comment
  CAS-BOT-BC520350  Trifolium incarnatum George K. Helmkamp; Amy Barnes 2013-3-28 20233 Placer Eastern Sacramento Valley: NW edge of Sheridan, new section of Riosa Rd, connecting new CA-65 with old CA-65 42 Comment
  UCD22007  Trifolium longipes Rex Palmer 1979-6-9 N 179 Placer Headwaters basin area of the North Fork of the American River Comment
  JEPS127430  Trifolium monanthum subsp. monanthum Steve Matson 1998-8-21 391 Placer nSNH Tahoe North shore; Snow Creek Watershed, Tahoe Vista/Kings Beach; east of main boggy site on West Fork Snow Creek. Comment
  POM126205  Trifolium monanthum subsp. parvum C. F. Sonne 1889-07 3253 Placer Above Coldsman in Canon toward Donner Lake. Comment
  POM127029  Trifolium monanthum subsp. parvum Helen D. Geis 1912-06 69 .5 Placer Deer Park. Comment
  UC163953  Trifolium monanthum subsp. parvum H. M. Hall 1910-7-11 8759 Placer Cisco Flats Yuba River 1740 Comment
  JEPS59434  Trifolium monanthum var. monanthum Ezra Brainerd and Viola B. Baird 1915-7-25 154 Placer above Inn (Deer Park); Sierra Nevada Mtns 2133 Comment
  CDA4321  Trifolium pratense Hanley 1956-6-2 Placer Placerville/Lincoln 0 Comment
  CAS-BOT-BC230186  Trifolium productum A. A. Heller 1919-7-25 13301 Placer Sandy flat near Yuba River below Cisco 1676 Comment
  CAS-BOT-BC230182  Trifolium productum Dr. Kellogg 1870-6-29 s.n. Placer Unspecified Comment
  UC147609  Trifolium repens Miss Harriet A. Walker 1908-6-27 1336 Placer Blue Canyon 1432 Comment
  SD247434  Trifolium tomentosum George Helmkamp, Amy Barnes 2013-3-28 20299 Placer Eastern Sacramento Valley: Northwest side of junction if Riosa Road and Andressen Road, northeast of Sheridan (Lincoln 7.5'Q) 35 Comment
  SEINET7375928  Trifolium tridentatum A. Allen 1950-4-29 12 Placer 1.2 mile west of Rocklin on highway 40, railroad right of way Comment
  UC631452  Trifolium variegatum L. S. Smith 468 Placer Squaw Valley Comment
  UCD109433  Trifolium variegatum R. Tofsrud 1951-6-1 s.n. Placer Between Weimar and Colfax. Comment
  UCD44659  Trifolium variegatum C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 2025 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  UCR146854  Trifolium variegatum Beecher Crampton 1966-4-14 7647 Placer Sacramento Valley, 2.5 miles east of Lincoln 73 Comment
  UC630694  Trifolium wormskioldii J. A. DeCow Aug. 1900 436 Placer McKinneys Tahoe Comment
  UCR244771  Trifolium wormskioldii Charles Hughes 2010-7-13 239 Placer Sierra Nevada Mountains, eastern edge of Truckee River near northwest corner of intersection of Alpine Meadows Road and Hwy 89 1888 Comment
  RSA0035742  Triphysaria eriantha George K. Helmkamp 2013-3-1 20152 Placer Ranch House Road, 0.6 mile southeast of Riosa Road in Sheridan 37 Comment
  SEINET13748779  Triphysaria eriantha Unknown 1956-4-1 s. n. Placer Along river and railroad track between Auburn and Bowman 418 Comment
  JEPS16388  Triphysaria eriantha subsp. eriantha Mrs. Ames Placer [near] Auburn; [near] Auburn Comment
  SD44180  Triphysaria pusilla Darley F. Howe 1948-5-20 Placer Placer Co. 456 Comment
  CAS-BOT-BC228548  Triphysaria versicolor subsp. faucibarbata George K. Helmkamp; E. A. Helmkamp 2011-4-10 17174 Placer Sacramento Valley: 2 miles east of Hwy 65 in Lincoln, along CA-193 just west of the junction with Stardust Lane 76 Comment
  OBI81421  Triphysaria versicolor subsp. faucibarbata George K. Helmkamp, Amy Barnes 2013-3-28 20297 Placer Eastern Sacramento Valley; northwest side of junction of Riosa Road and Andressen Road, northeast of Sheridan 36 Comment
  UCR235592  Trisetum canescens George K. Helmkamp, E. A. Helmkamp 2012-5-5 18925 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
  UC1133267  Trisetum projectum B. Bolt 1934-7-10 92 Placer 1 mi nw mouth of Little Granite; Tahoe National Forest, Colfax Quadrangle Comment
  SACT002444  Trisetum spicatum James Grove 1977-7-15 Placer 2000.0 Comment
  SACT002453  Trisetum spicatum Michael Baad 1976-8-12 Placer Southwest to Emigrant Peak along Shirley Lake Ski Lift Right-o-way 2316.0 Comment
  UC843605  Triteleia bridgesii C. L. Hitchcock 1940-5-15 6402 Placer ca 6 mi n Colfax Comment
  CDA37059  Triteleia hyacinthina CDFA Staff s.n. Placer Pino Ranch, near Newcastle. 0 Comment
  RSA21282  Triteleia hyacinthina Carl B. Wolf 1937-5-12 8626 Placer Sacramento Valley, 1 mi N of Lincoln. 46 Comment
  RSA21430  Triteleia hyacinthina Carl B. Wolf 1937-5-12 8610 Placer Sacramento Valley, 1 mi N of Lincoln. 46 Comment
  SEINET192013 Image available Triteleia hyacinthina C. L. Hitchcock 1940-5-14 6378 Placer Meier Ranch about 6 miles north of Colfax 762 Comment
  UCD80434  Triteleia hyacinthina CNPS SN Foothill Team 2005-4-14 SNFN 0110 a Placer Placer Legacy, Spears/Didion Ranch. Annual grassland in southeast corner of study area. Releve situated on east side of entry road, approximately 150 meters north of entry gate off of Mears Road. 309 Comment
  SEINET8506234  Triteleia hyacinthina D. F. Erskine 1941-4-28 13 Placer 2 miles E of Roseville. 76 Comment
  LA21987  Triteleia ixioides A. M. Carpenter; August 1892 sn Placer Sierra Nevada Mountains Comment
  UCD22035  Triteleia ixioides Rex Palmer 1979-6-9 N 178 Placer Headwaters basin area of the North Fork of the American River. Onion Creek Meadow. Comment
  SEINET8506313  Triteleia ixioides K. Thorne, J. Chandler 1987-6-26 5444 Placer Sierra Nevada Mountains, Blue Star Memorial Hwy rest stop. Comment
  POM276982  Triteleia ixioides subsp. anilina Lyman Benson 1933-6-26 4530 Placer Cisco, U.S. 40. Sierra Nevada range, Bear River watershed. 1829 Comment
  UCR194977  Triteleia ixioides subsp. anilina George K. Helmkamp, E. A. Helmkamp 2007-5-18 11997 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
  CAS-BOT-BC228604  Triteleia ixioides subsp. scabra George K. Helmkamp; E. A. Helmkamp 2011-5-6 17219 Placer Eastern Edge of Sacramento Valley: Camp Far West Road, 0.1 mile west of its junction with McCourtney Road, c. 6.3 mi. NE (67 deg. ) of Wheatland 58 Comment
  SEINET200099 Image available Triteleia ixioides subsp. scabra Alan R. Magie 1957-5-5 124 Placer Auburn. Comment
  RSA25283  Triteleia ixioides subsp. unifolia C. L. Hitchcock 1940-5-7 6328 Placer 1 mile west of Baxter