Search Results — 2000 specimen records retrieved (1578 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

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

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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
  SBBG10743  Acer glabrum E. R. Blakley 1960-8-3 3799 Placer 0.5 mi W of Carnelian Bay, Lake Tahoe 2011 Comment
  JEPS59454  Acer glabrum Ezra Brainerd and Viola B. Baird 1915-7-15 189 Placer rocky slope above camp (Bear Rock); Sierra Nevada Mts., Bear Rock 1935 Comment
  UC870269  Acer glabrum var. diffusum A. A. Heller 1917-6-19 12730 Placer Emigrant Gap 1615 Comment
  OBI20109  Achillea millefolium David J. Keil 1978-7-23 12947 Placer Cisco Grove exit from I-80, just E of Nevada Co line 1768 Comment
  SACT000018  Achnatherum lemmonii Michael Baad 1976-6-10 Placer openings; sections 24, 26, T.15.N; R.13.E 1829.0 Comment
  RSA0008969  Achnatherum lemmonii var. lemmonii Marcus E. Jones 1982-6-28 3298 Placer Emigrant Gap. Comment
  UCD22221  Achnatherum nelsonii subsp. dorei Beth Lowe Corbin 1982-8-2 152 Placer Onion Creek Campground. S facing slope. Uncommon. Mostly shade. In fine, sandy, granitic soil in mixed conifer forest. Perennial bunchgrass, forming loose bunches. 1841 Comment
  UCD50938  Achnatherum occidentale G. L. Stebbins Jr. 1941-7-16 3171 Placer rocky ledges along U.S. Highway no. 40, 1 mile west of Cisco Grove. 1706 Comment
  SEINET5585745  Achnatherum occidentale T. R. Van Devender, R. K. Van Devender 1990-1 90 -78 Placer Prosser Lake, Tahoe National Forest, Sierra Nevada; 3 miles north of Truckee on Highway 89 1768 Comment
  UC682057  Achnatherum occidentale subsp. californicum G. L. Stebbins Jr. 1941-7-16 3170 Placer 1 mi w Cisco Grove (rocky ledges along US Highway 40) 1706 Comment
  SACT000021  Achnatherum occidentale subsp. occidentale James Grove 1977-7-15 Placer 2000.0 Comment
  CDA15993  Achnatherum occidentale subsp. pubescens G. F. Hrusa, L. Serafini 1993-6-29 11257 Placer Occasional on dry gravelly flats among granite boulders. Open huckleberry oak chaparral within white fir-ponderosa pine forest. S side of French Meadows Reservoir immediately below dam. Perennial bunch-grass. Comment
  CHSC40962  Achnatherum stillmanii J. D. Jokerst 1984-6-23 2067 Placer In canyon of the Middle Fork American River. 1158 Comment
  UC477532  Achnatherum stillmanii L. S. Smith 1931-6-4 2557 Placer below Pine Nut (Duncan Canyon); Tahoe Nat. Forest 1524 Comment
  CAS-BOT-BC227675  Acmispon americanus var. americanus Beecher Crampton 1972-7-26 8836 Placer Carpenter Flat east of Emigrant Gap 1615 Comment
  SEINET5327533  Acmispon americanus var. americanus P. B. Kennedy, Samuel Bradford Doten 1901-8-18 413 Placer Talbots Home Camp, 7 mi from French Meadows Comment
  CAS-BOT-BC204857  Acmispon argophyllus var. fremontii Vincent Jones 1919-7-7 s.n. Placer Ridge above Bear Valley Comment
  UCD36679  Acmispon brachycarpus Beecher Crampton 1955-6-15 2919 Placer Placer County, 8 miles west of Forest Hill. Comment
  UCD41255  Acmispon brachycarpus Ellen Dean; Art Shapiro, Adrienne Shapiro 2003-5-12 1712 Placer East of Hwy 80 and town of Colfax, west side of the North Fork of the American River canyon. Along Iowa Hil Road, about 2.3 road miles east of junction with Canyon Way in town of Colfax. By sign that says Mineral Bar Area. 457 Comment
  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
  UC465623  Aconitum columbianum J. A. DeCon 1900-8-5 453 Placer Tahoe, McKinneys Comment
  UCD43264  Aconitum columbianum C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-13 632 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  POM151159  Aconitum columbianum var. columbianum Allen M. Carpenter 1892-1 s.n. Placer [Unspecified] Comment
  SEINET4175504  Aconogonon davisiae W. D. Billings 1950-7-30 1921 Placer Northeast side of Squaw Peak, Sierra Nevada 2591 Comment
  CAS-BOT-BC418772  Aconogonon phytolaccifolium Geo. B. Grant 1906-7-15 7029 Placer Tahoe Tavern, Lake Tahoe Comment
  CAS-BOT-BC29249  Acroptilon repens T. C. Fuller 1964-9-1 12572 Placer North edge of freeway interstate 80 from Donner Summit, 0.1 miles W of Blue Canyon Road 1524 Comment
  JEPS127526  Actaea rubra Steve Matson 2002-7-12 545 Placer nSNH: Tahoe north shore; Snow Creek watershed, Tahoe Vista/Kings Beach; north of boggy area on west fork of Snow Creek. Comment
  CAS-BOT-BC29288  Adenocaulon bicolor I. L. Wiggins 1933-8-21 6784 Placer Shores of Lake Tahoe, near Tahoma 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
  SCFS1022  Adenocaulon bicolor E. Krimmel 2013-7-28 Placer North Fork American River, trail to Heath Falls Overlook. Stop #1 Comment
  SEINET11842680  Adenocaulon bicolor J. H. Nishida 1985-1 790 Placer Homewood 1829 Comment
  SACT000029  Aegilops triuncialis D. Meyer 1983-7-24 Placer Moist, shady roadside 1036.32 Comment
  UCR241273  Aegilops triuncialis George K. Helmkamp, E. A. Helmkamp 2012-6-19 19218 Placer Northern Sierra Nevada Mountains Foothills, Foresthill Road, 2.6 miles east of its junction with Mosquito Ridge Road in Forest Hill 1052 Comment
  SCFS1145  Agastache urticifolia E. Krimmel, F. Felix 2013-7-28 Placer NFAm. Swimming Hole Trail. Stop #5. Comment
  OBI48642  Agastache urticifolia C. F. Sonne 1983-8-27 285 Placer Sierra Nevada Mts. Canon above Colstream Comment
  JEPS18790  Ageratina occidentalis L. S. Smith 1925-9-13 1730 Placer Deer Park Tahoe National Park, Deer Park 1950 Comment
  UCD128553  Ageratina occidentalis A. T. Leiser 1972-8-14 s.n. Placer Alpine Meadows. Comment
  CHSC112160  Agoseris aurantiaca var. aurantiaca Dean Wm. Taylor 2013-8-7 21394 Placer Cold Stream Valley, just above Horseshoe Bend on the railroad mainline; Norden, Ca. 1889 Comment
  CDA36901  Agoseris glauca CDFA Staff 1995-6-2 s.n. Placer Dry Creek. 0 Comment
  CDA15945  Agoseris grandiflora G. F. Hrusa, J. Glazner 1999-7-17 15154 a Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  JEPS126326  Agoseris heterophylla var. heterophylla Steve Matson 2003-6-9 797 Placer nSNH; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; north of Highway 267 and west of Martis Creek, along Airpot Creek. Comment
  JEPS126360  Agoseris monticola Steve Matson 2003-6-9 793 Placer nSNH; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; 100 yards south of Martis Dam Road, 20 yards of airport creek, 200 yards NW of vernal pools near Highway 267. Comment
  UC579555  Agoseris monticola B. Bolt 1934-8-23 203 Placer divide toward Grayhorse Picayune 2438 Comment
  UCD51686  Agropyron desertorum Beecher Crampton 1974-10-24 9096 Placer 1 mile west of Colfax. 762 Comment
  SACT000049  Agropyron intermedium var. trichophorum D. Meyer 1983-7-3 Placer at Big Reservoir 1234.44 Comment
  SACT000072  Agropyron trachycaulum Michael Baad 1983-7-23 Placer 1828.8 Comment
  CAS-BOT-BC162044  Agrostis Catherine Best 1981-8-1 s.n. Placer Sierra Nevada. Big Meadow, about 3 miles south of French Meadows. 1600 Comment
  SACT000123  Agrostis avenacea Josephine Van Ess 1976-6-16 Placer Diamond Oaks Rd at small stream draining from golf course. Wet streambank. Roseville. 48.8 Comment
  CAS-BOT-BC127448  Agrostis elliottiana Beecher Crampton 1957-5-7 3998 Placer 1.7 mile east of Lincoln. Comment
  CAS-BOT-BC127449  Agrostis elliottiana Beecher Crampton 1957-5-7 3998 B Placer 1.7 miles east of Lincoln. 73 Comment
  JEPS102472  Agrostis exarata Lowell Ahart 2001-10-10 9360 Placer French Meadows Reservoir, about 1/4 mile NE of boat or trail access area on NW side of reservoir, about 3/4 mile SW of bridge across Middle Fork of American R, about a 1 3/4 mi SW of Ahart Camp, about 22 mi (air) NE of Forest Hill. 1591 Comment
  RSA129620  Agrostis exarata N. H. French 1933-6-6 72 Placer Near New Castle 305 Comment
  SACT000086  Agrostis exarata D. Meyer 1983-8-7 Placer East bank 1879.0 Comment
  SACT000100  Agrostis exarata D. Meyer 1984-8-12 Placer Ralston Ridge Rd 11.21 km from French Meadows. Very wet. Somewhat boggy. Grazed woody area. 1612.0 Comment
  UCR249606  Agrostis exarata George K. Helmkamp, Elizabeth Helmkamp 2013-6-11 20838 Placer Northern Sierra Nevada Mountains Foothills, junction of Yankee Jim's Road and Shirttail Canyon Road, NW of Foresthill 463 Comment
  SEINET10789967  Agrostis exarata Unknown Anonymous 12891 Placer Summit Station in open places in coarse granite sand, upper limit of the yellow pine belt (P. Jeffreyi). 2121 Comment
  SEINET4339732  Agrostis exarata S. E. Palmer 1892-1 2420 Placer Auburn, CA Comment
  CDA15761  Agrostis idahoensis G. F. Hrusa, L. Serafini 1993-6-29 11256 Placer Occasional 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. Perennial bunchgrass. 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
  SEINET3916466  Agrostis microphylla Beecher Crampton 1957-5-7 3998 Placer 1.7 miles east of Lincoln.; 0 Comment
  UCD37111  Agrostis microphylla Beecher Crampton 1957-5-7 3998 Placer Placer County, 1.7 miles east of Lincoln, road to Newcastle. Comment
  UCR240963  Agrostis oregonensis George K. Helmkamp, E. A. Helmkamp 2012-9-25 19914 Placer Northern Sierra Nevada Mountains, Blue Canyon Road south of I-80 and 0.1 mile north of the Southern Pacific Railroad crossing 1451 Comment
  CAS-BOT-BC139003  Agrostis pallens A. A. Heller 1919-7-25 13305 Placer Near the Yuba River below Cisco. 1676 Comment
  UCD44604  Agrostis pallens C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 1970 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  UCD53078  Agrostis pallens A. A. Heller 1917-8-15 12939 Placer Soda Springs station, lower end of Summit valley. 2042 Comment
  SACT000153  Agrostis scabra Michael Baad 1983-7-23 Placer on gravel road 1828.8 Comment
  SACT000169  Agrostis scabra D. Meyer 1983-9-10 Placer moist streambank and meadow 1879.0 Comment
  UCD32810  Agrostis scabra Beecher Crampton 1964-7-21 7120 Placer Placer County, Cisco Grove, US Hwy. 40. Comment
  UCD36712  Agrostis scabra Beecher Crampton 1955-7-13 2997 Placer Placer County, 3.5 miles east of Baxter, along U.S. Highway 40. 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
  SD247280  Agrostis stolonifera George K. Helmkamp, Elizabeth Helmkamp 2012-9-25 19904 Placer Northern Sierra Nevada Moutains: Blue Canyon Road, 1.1 miles south of tis intersection with I-80, c. 1/2 mile south of Blue Canyon-Nyack airport (Blue Canyon 7.5'Q) 1473 Comment
  UCD34017  Agrostis stolonifera Beecher Crampton 1975-9-9 9268 Placer Placer County, Tahoe National Forest, 1.2 mile N.E. of Blue Canyon post office. 1524 Comment
  UCD53578  Agrostis stolonifera R. Tofsrud 1951-7-1 s.n. Placer between Weimar and Colfax. Comment
  SACT000195  Agrostis stolonifera var. major D. Meyer 1983-8-7 Placer Tahoe City, along Truckee River, east bank. 1879.0 Comment
  SACT000201  Agrostis stolonifera var. major Michael Baad 1976-8-4 Placer Picayune Trail at end of Jeep road, two miles east of Talbot Camp, ne of mildred ridge 1975.0 Comment
  UCD53721  Agrostis variabilis R. Tofsrud 1951-7-1 s.n. Placer Hwy. 40, 5 mi. below Soda Springs. Comment
  UCD74169  Agrostis variabilis Jennifer W. Burt; Kate Mawdsley, Belinda Lo 2006-7-25 203 Placer Sugarbowl active ski area, off Hwy 80 near Soda Springs - collected from center of 'Trailblazer' ski run. 2156 Comment
  CAS-BOT-BC64488  Ailanthus altissima Elizabeth McClintock 1969-5-31 s.n. Placer E. of Auburn. Comment
  CDA36921  Aira caryophyllea CDFA Staff s.n. Placer Pino Ranch, near Newcastle. 0 Comment
  SACT000226  Aira caryophyllea D. Meyer 1984-5-6 Placer 145.5 Comment
  SACT000265  Aira caryophyllea Michael Baad 1983-5-7 Placer open rock hillside; south facing serpentine outcrop 426.7 Comment
  CAS-BOT-BC138374  Aira caryophyllea var. caryophyllea A. A. Beetle 1941-5-26 2710 Placer Near Cisco. 914 Comment
  CHSC40965  Allium campanulatum J. D. Jokerst 1984-6-23 2064 Placer South of and adjacent to Big Mosquito Cr. 1249 Comment
  CAS-BOT-BC464481  Allium campanulatum Carl Purdy 1933-6-1 s.n. Placer Near Mt. Lincoln, Donner Pass Comment
  JEPS59455  Allium campanulatum Ezra Brainerd and Viola B. Baird 1915-7-7 190 Placer North Fork of Squaw Creek Valley Sierra Nevada Mts., North Fork of Squaw Creek Valley 1981 Comment
  JEPS111331  Allium lemmonii Steve Matson 2005-6-12 1269 Placer Martis Valley, ca 5 miles southeast of Truckee, Northstar subdivision,west of 267, near entrance road just east of gas station; 39.2873 N, 120.1068 W; Elevation 6200 ft. 1889 Comment
  UCD22044  Allium obtusum Rex Palmer 1979-6-10 N 183 Placer Headwaters basin area of the North Fork of the American River Comment
  CHSC40964  Allophyllum divaricatum J. D. Jokerst 1984-6-19 2059 Placer North of Long Canyon Cr, E of Blacksmith Flat. 1127 Comment
  JEPS127512  Allophyllum integrifolium Steve Matson 1997-6-15 2 Placer Tahoe north shore; Snow Creek watershed, Tahoe Vista/Kings Beach. Comment
  SEINET4560780  Allophyllum integrifolium George K. Helmkamp, E. A. Helmkamp 2011-1 18184 Placer Northern Sierra Nevada Mountains: along Forest Hill Road, 12.9 miles east of Humbug Road, less than 1 mile northwest of Robinson Flat 2050 Comment
  CAS-BOT-BC171250  Alnus Saichi Kawahara 1976-5-25 907 Placer Meadow, Mel Henderson Ranch, E bank of Indian Creek Comment
  CAS-BOT-BC171251  Alnus John H. Thomas; Hazelle A. Thomas 1956-7-21 6195 Placer Vicinity of Donner Pass, about 80 miles NE of Sacramento. Sierra Nevada 2377 Comment
  SBBG1282  Alnus incana subsp. tenuifolia E. R. Blakley 1960-9-2 3805 Placer meadow at mouth of Carnelian Crk, Lake Tahoe 1905 Comment
  UC847421  Alnus incana subsp. tenuifolia Alice Eastwood Jun 15 1912-Jun 19 1912 469 Placer Tahoe City Lake Tahoe Region Comment
  UCD42882  Alnus incana subsp. tenuifolia C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 249 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  HSC103822  Alnus incana subsp. tenuifolia G. Fred Hrusa, J. Glazner 2000-9-3 15673 Placer Sugar Bowl Ridge, immediately to west of proposed Crow's Nest ski run 2165 Comment
  RSA306165  Alnus rhombifolia Fay A. MacFadden 1934-7-8 12564 Placer Bear River. Dutch Flat. Comment
  SACT002786  Alnus tenuifolia Michael Baad 1976-7-17 Placer 0.5 mile east of Five Lakes and 1.5 miles west of Alpine Medows Ski Area. OPen slopes of eroded granite. 2133.0 Comment
  SD43609  Alnus tenuifolia Darley F. Howe 1948-5-22 1823 Placer unknown 1705 Comment
  CHSC97764  Amaranthus californicus Lowell Ahart 2007-11-13 14596 Placer On the strand of Camp Far West Reservoir, about 300 yards west of Bear River, about 1/8 mile east of McCourtney Road, about 5 miles (air) northeast of Sheridan. 73 Comment
  SEINET6190269  Amelanchier alnifolia var. pumila P. A. Lehenbauer 1932-6-12 s.n. Placer Tahoe City Comment
  UCD112896  Amelanchier pallida R. Prag 1973-6-26 s.n. Placer Ward Valley. Comment
  CAS-BOT-BC136767  Amelanchier utahensis A. A. Heller 1917-6-19 12729 Placer Emigrant Gap 1615 Comment
  UC481572 Image available Amelanchier utahensis G. W. Fetters 1929-6-20 Placer Homewood; Lake Tahoe Comment
  CAS-BOT-BC213968  Amsinckia Peter H. Raven; G. L. Stebbins, Jr. 1952-4-20 3999 Placer 2.5 mi. s. of Bear River crossing on road to Auburn 335 Comment
  UCD119687  Amsinckia intermedia M. H. Mills 1996-4-12 132 Placer At corner of Eden Oaks Circle and Walden Lane, Loomis. 180 Comment
  UCR231872  Amsinckia menziesii var. menziesii George K. Helmkamp, E. A. Helmkamp 2011-4-10 17137 Placer Sacramento Valley, east of Sheridan just north of the junction of North Kilaga Springs Road and Kilaga Springs Road 98 Comment
  UCD14396  Anagallis arvensis Cathleen Chapton 1983-5-28 41 Placer Placer Co.; along Flood Lane; 441 Comment
  UCR123376  Anagallis arvensis George K. Helmkamp, E. A. Helmkamp 1999-6-29 5055 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
  UCD21685  Anaphalis margaritacea Beth Lowe Corbin 1982-8-3 179 Placer Onion Creek campground. In open dry meadow. Perennial herb, phyllaries papery white, disk flowers yellow. Mostly sun. SW facing slope. Uncommon. 1841 Comment
  UCD83588  Anaphalis margaritacea Albert Grigarick 2009-8-7 157 Placer Shirley Creek Trail, between Squaw Valley Resort and Shirley Lake. 1938 Comment
  UCD37506  Andropogon glomeratus Beecher Crampton 1960-11-2 5802 Placer Placer County, 1 mile southeast of Auburn, north slope above North Fork of American River, along State Highway 49. Comment
  UCD56040  Andropogon glomeratus Beecher Crampton 1960-11-2 5802 Placer north slope of the North Fork of the American River, along State Hwy. 49, 1 mile SE of Auburn. Comment
  CAS-BOT-BC137822  Andropogon glomeratus var. pumilus Beecher Crampton 1960-11-2 5802 Placer 1 mile southeast of Auburn, State Highway 49. Comment
  UCD56102  Andropogon virginicus Jack E. Herr 1955-10-10 s.n. Placer Auburn. Comment
  UCD56110  Andropogon virginicus Beecher Crampton 1957-5-7 3999 Placer 2 miles west of Clipper Gap, US Hwy. 40 ca. 3 miles east of Auburn. Comment
  CAS-BOT-BC128576  Androsace occidentalis Marcus E. Jones 1882-4-29 s.n. Placer Emigrant Gap Comment
Read comments
Sep 29 2017
  RSA30887  Androsace occidentalis var. simplex Marcus E. Jones 1884-9-29 s.n. Placer Emigrant Gap Comment
  JEPS72335  Anemone drummondii Gladys L. Smith 1972-6-20 3266 Placer just below summit Ward Peak 2590 Comment
  POM99994  Anemone drummondii Marcus E. Jones 1902-7-9 s.n. Placer Castle Peak 2744 Comment
  RSA125348  Angelica breweri P. H. Raven 1958-6-14 13210 Placer West side of Donner Pass 2165 Comment
  SEINET4691476  Angelica breweri George K. Helmkamp, E. A. Helmkamp 2010-1 16680 Placer Northern Sierra Nevada Mountains: Forest Hill Road, 1.8 miles east of Forest Route 13/American Hill Road. 1662 Comment
  SEINET11079622  Angelica breweri P. B. Kennedy, S. B. Doten 1901-8-15 298 Placer Talbot's Home Camp, 7 miles from French Meadows. Comment
  UC2042532  Angelica breweri Holly Forbes and Barbara Keller 2010-8-18 Placer Lake Tahoe Basin Management District, Blackwood Canyon, Barker Pass Rd. 5.3 mi from its intersection with Highway 89. Comment
  CAS-BOT-BC63971  Antennaria argentea C. F. Sonne 1885-6-14 161 Placer Tahoe City Comment
  JEPS111289  Antennaria geyeri Steve Matson 2005-7-4 1370 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
  JEPS126309  Antennaria luzuloides subsp. luzuloides Steve Matson 2000-6-17 432 Placer nSNH; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; south of Highway 267. Comment
  CAS-BOT-BC77286  Antennaria microphylla John Thomas Howell 1943-7-21 18639 Placer Donner Pass to Mt. Lincoln Comment
  JEPS111190  Antennaria rosea subsp. rosea Steve Matson 2005-7-4 1358 Placer Martis Valley, southeast of Truckee, National Recreation Area , south of Highway 267 and south of Martis Creek on western edge of Northstar subdivision; near trailhead; 39.2923 N, 120.1291 W. Elevation 5,900 ft. 1798 Comment
  UCD80515  Anthoxanthum odoratum CNPS SN Foothill Team 2005-4-11 SNFN 0104 a Placer Placer Legacy, Spears/Didion Ranch, above Coon Creek, approximately 2.5 miles east of entry gate off of Garden Bar Road. 156 Comment
  CDA36877  Aphanes occidentalis CDFA Staff 1995-5-12 s.n. Placer Dry Creek. 0 Comment
  UCD121211  Apocynum androsaemifolium Collector Unknown Date Unknown s.n. Placer W Placer County. Exact locality unknown. Comment
  CAS-BOT-BC397903  Aquilegia formosa Saichi Kawahara 1969-7-6 1468 Placer Finning Mill road just south of Sugar Pine Road. Tahoe National Forest. SW 1/4 of section 19 of the Dutch Flat Quadrangle, R11E T15N 1139 Comment
  CDA36918  Arabidopsis thaliana CDFA Staff s.n. Placer Pino Ranch, near Newcastle. 0 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
  CAS-BOT-BC407752  Arceuthobium abietinum W. R. Dudley 1909-8-23 s.n. Placer Grounds of Tahoe Tavern, Lake Tahoe Comment
  CHSC32005  Arceuthobium americanum L. Ahart 1972-6-28 132 Placer French Meadows. 1524 Comment
  UCD34189  Arceuthobium campylopodum Beecher Crampton 1977-10-2 9539 Placer Placer County, 3.5 miles N.E. of Auburn, east of Elder's Corners on Dry Creek Road. 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
  CAS-BOT-BC24240  Arctostaphylos mewukka C. Hart Merriam 1911-11-5 s.n. Placer W. slope of Sierra Nevada. Gorge Station, CPRR. 1219 Comment
  CAS-BOT-BC24246  Arctostaphylos mewukka W. R. Dudley 1909-8-16 s.n. Placer Monte Vista, Dutch Flat. Comment
  CAS-BOT-BC26289  Arctostaphylos mewukka C. Hart Merriam 1911-11-5 s.n. Placer West slope Sierra Nevada, 3 miles NW of Colfax Comment
  NY9755  Arctostaphylos mewukka C. H. Merriam 1911-11-5 s.n. Placer W slope Sierra Nevada, 3 mi NW of Colfax. Comment
  SEINET7258492  Arctostaphylos mewukka W. Priest 1956-3-27 s.n. Placer About 1/4 mile east of Colfax 1067 Comment
  SEINET7263127  Arctostaphylos nevadensis P. Lehenbauer 1931-4-22 s.n. Placer [Sierra Nevada] above Carnelian Bay Comment
  HSC35045  Arctostaphylos patula Thomas W. Nelson, James Nelson 1974-6-17 1361 Placer Beside Hwy. 80 at its intersection with Blue Canyon Rd., 9 mi. W of the Placer-Nevada County line 1646 Comment
  UCD52188  Arctostaphylos viscida Beecher Crampton 1955-6-15 2904 Placer Yellow pine forest, Yankee Jim, Placer County. 807 Comment
  SEINET7268722  Arctostaphylos viscida C. Bell 1962-3-17 37 Placer 2 miles east of Auburn, above north fork of American River 244 Comment
  CAS-BOT-BC47065  Arctostaphylos viscida subsp. viscida Brandegee 1889-1-1 32 Placer Blue Canyon. 1432 Comment
  UC571236  Arctostaphylos viscida subsp. viscida H. L. Mason 1926-5-28 3264 Placer hills near Auburn Comment
  UC876564  Arctostaphylos viscida subsp. viscida P. A. Lebenbauer 1934-6-23 Placer above Colfax 914 Comment
  JEPS59461  Arenaria kingii var. glabrescens Ezra Brainerd and Viola B. Baird 1915-6 197 Placer above Deer Park; Sierra Nevada Mts. Comment
  CHSC74190  Arnica chamissonis Susi Urie; Eric Schroder 1998-9-11 98 -345 Placer Antone Meadows; along Burton Creek, about 2.1 mi northwest of Lake Tahoe. 2072 Comment
  UCD44624  Arnica chamissonis C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 1990 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  CDA12432  Arnica cordifolia G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8504 Placer Lake Tahoe; N side of upper Ward Valley, 4 mi SW of Tahoe City. Comment
  JEPS126301  Arnica cordifolia Steve Matson 1999-6-12 409 Placer Tahoe north shore; Snow Creek Watershed, Tahoe Vista/Kings Beach; dirt road extension west from Tiger Ave. Comment
  POM53360  Arnica dealbata C. F. Sonne 1895-7-14 s.n. Placer On road to Lake Tahoe. Comment
  UC468976  Arnica longifolia Miss Helen D. Geis Jun 1 1912-Jul 1 1912 165 Placer Deer Park Comment
  JEPS20970  Arnica longifolia C. F. Sonne 1888-8-12 191 Placer Sierra Nevada Mountains Comment
  UCD44017  Arnica mollis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-11 1383 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  UC193461  Arnica nevadensis C. F. Sonne 1885-7-12 Placer n of Tinkers Knob; Anderson's Peak Comment
  CAS-BOT-BC85060  Arnica parryi John Thomas Howell 1938-8-2 13990 Placer 5 miles n. of Brockway Comment
  UCD36674  Arrhenatherum elatius Beecher Crampton 1955-6-15 2913 Placer Placer County, 0.5 mile north of Forest Hill, on road to Yankee Jims. Comment
  CDA12389  Artemisia douglasiana G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8517 A Placer Lake Tahoe; Upper Ward Valley, 4 m SW Tahoe City. Comment
  UCD43168  Artemisia douglasiana C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-20 537 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  UC128211  Artemisia douglasiana Miss Harriet A. Walker 1397 Placer near Yuba River (Cisco) 1524 Comment
  RSA39961  Artemisia ludoviciana subsp. incompta J. T. Howell 1943-7-26 18856 Placer Mt. Lincoln. Comment
  UC193589  Artemisia ludoviciana subsp. incompta C. F. Sonne 1887-8-7 Placer mts. above Coldstream Comment
  SJSU8171  Artemisia ludoviciana subsp. ludoviciana H. T. Harvey 1958-8-19 Placer Sugar Bowl 1 mi S of Donner summit 2164 Comment
  UC91244  Artemisia norvegica subsp. saxatilis C. F. Sonne 1889-7-29 Placer mts. above Bear Valley; Truckee River, Bear Valley Comment
  UC480756  Artemisia tridentata W. C. Blasdale 1923-7-13 Placer top Ellis Peak; Lake Tahoe Region, Ellis Peak Comment
  UC1221758  Asarum lemmonii Beecher Crampton 1958-6-24 4964 Placer ca. 3 miles west of Baxter Comment
  UC1123502  Asclepias cordifolia N. French 1934-5-29 379 Placer Emigrant Gap Tahoe National Forest, Colfax Quadrangle Comment
  UC1123505  Asclepias cordifolia C. R. Clar 1933-6-3 124 Placer near Weimer; Colfax Quadrangle Comment
  UC1123520  Asclepias cordifolia G. T. Nordstrom 1934-6-20 125 Placer Mammoth Spring Tahoe National Forest, Colfax Quadrangle Comment
  SEINET5779891 Image available Asclepias fascicularis Marcus E. Jones 1882-1 3399 Placer Auburn Comment
  UCD121370  Asclepias speciosa C. J. W. 1913-7-2 176 Placer Emigrant Gap. Comment
  CAS-BOT-BC474548  Asclepias speciosa James A. Neilson 1971-7-25 2283 Placer Tahoe Basin, King's Beach 1901 Comment
  RSA417678  Aster integrifolius Wm. Martin 1971-9-10 20296 Placer Blue Canyon Creek, 2 miles south of Ranger Station, Tahoe Natl. Forest. Comment
  UCR209728  Aster radulinus George K. Helmkamp, E. A. Helmkamp 2009-8-12 15453 Placer Northern Sierra Nevada Mountains, Forest Hill Road, 21.7 miles northeast of the city of Foresthill 1701 Comment
  CAS-BOT-BC177511  Astragalus austiniae C. F. Sonne 1885-8-23 68 Placer Tinker's Knob 2895 Comment
  UCD104669  Astragalus canadensis var. brevidens A. A. Heller 1917-8-13 12904 Placer Near Summit hotel. Comment
  UC170027  Astragalus whitneyi Miss Helen D. Geis 52 Placer Deer Park The crags, Deer Park (The Crags) Comment
  JEPS35131  Athyrium distentifolium var. americanum C. F. Sonne Aug 1887 324 Placer e slope Mt Anderson (above Coldstream); Sierra Nevada Mts 2590 Comment
  POM175436  Athyrium filix-femina subsp. cyclosorum May N. Ackley 1925-06 76 Placer Above Towle 1128 Comment
  SACT000417  Avena fatua D. Meyer 1984-4-15 Placer roadside, appears to have been a vernal pool-dry. 36.97 Comment
  UCR259863  Baccharis pilularis George K. Helmkamp, Elizabeth Helmkamp 2013-11-2 22460 Placer Sacramento Valley, Highway CA-193 (Lincoln-Newcastle Hwy) at the junction with Gold Hill Road, 3.8 miles northwest of US-80 114 Comment
  UC147648  Balsamorhiza deltoidea Harriet A. Walker 1908-6-24 1285 Placer Blue Canon 1432 Comment
  CAS-BOT-BC100073  Balsamorhiza macrolepis Lewis S. Rose 1933-3-23 33032 Placer 8 mi. W. of Fairfield Comment
  RSA0035849  Barbarea orthoceras George K. Helmkamp, Mary Alice Barnes 2013-4-18 20349 Placer Yankee Jim Road, 0.9 mile east of its junction with Canyon Way, 4.4 miles SE (167 ) of Colfax 561 Comment
  CAS-BOT-BC75988  Berberis pumila Mrs. H. M. Mitchell 1923-4-26 s.n. Placer Gold Run. Comment
  CHSC73977  Bistorta bistortoides Susi Urie 1998-8-26 98 -106 Placer Lake Tahoe Basin Management Unit - National Forest. Eastern end of Page Meadows; about 1.5 mi west of Lake Tahoe and Sunnyside. 2121 Comment
  SEINET4176621  Bistorta bistortoides L. Miller 1934-5-20 s.n. Placer Between Truckee and Tahoe Comment
  RSA655456  Blennosperma nanum Beecher Crampton 1953-2-11 974 Placer 3/4 mile north of Lincoln. Comment
  UCD114321  Boechera divaricarpa Robert E. Preston 1984-6-13 460 Placer ca. 3.2 km W of Sunnyside. 2013 Comment
  UCD42945  Boechera howellii C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 314 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  UCD22338  Boechera pendulocarpa Rex Palmer 1979-6-21 N 426 Placer Headwaters basin area of the North Fork of the American River. Comment
  CAS-BOT-BC14402  Boechera platysperma Lowell Ahart 1969-7-30 s.n. Placer Ahart Camp. French Meadows. 1524 Comment
  UCD114438  Boechera platysperma Tamara Kan 1992-7-30 s.n. Placer East slope of Silver Peak. 2377 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-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
  CAS-BOT-BC14704  Boechera rectissima Katharine Brandegee s.n. Placer Tahoe Tavern. Comment
  CAS-BOT-BC17214  Boechera rigidissima Arnold Tiehm 1974-8-8 524 Placer Sierra Nevada. Juniper Creek. 2407 Comment
  CAS-BOT-BC25781  Boechera stricta Alice Eastwood 1909-1-1 125 Placer Lake Tahoe Region. Sunnyside. 1981 Comment
  POM46115  Boisduvalia densiflora Marcus E. Jones 1882-7-3 s.n. Placer Alta Comment
  RSA684920  Botrychium multifidum Elizabeth Flint 288 Placer Monumental Creek Comment
  CAS-BOT-BC418414  Boykinia occidentalis W. R. Dudley 1909-8-1 s.n. Placer Little Bear Valley Comment
  SACT000435  Brachypodium distachyon Michael Baad 1976-6-3 Placer 1.1 miles east of North Fork of American River Bridge; southwest facing slopes; red igneous rock 217.9 Comment
  UCD147088  Brachypodium distachyon Chuck Hughes 2013-5-6 373 Placer Southwest margin of Camp Far West Reservoir. 96 Comment
  UCR190662  Brassica geniculata George K. Helmkamp, E. A. Helmkamp 2007-5-23 12074 Placer Northern Sierra Nevada Mountains Foothills, junction of Iowa Hill Road and Finning Mill Road (U. S. F. S. Rd #10) in the Sugar Pine Recreation area 1137 Comment
  UCD150482  Brassica nigra James A. Neilson Jr. 1971-7-25 2281 Placer Tahoe Basin, 1/2 mile north of Tahoma. 1920 Comment
  JEPS21077  Brickellia californica L. T. Dempster 1958-8-10 1177 Placer Along banks of American River, near Auburn, 365 Comment
  UCD129631  Brickellia californica G. K. Helmkamp; E. A. Helmkamp 2007-9-14 12961 Placer Northern Sierra Nevada Mountains. Along Mosquito Ridge Road 6 miles east of Foresthill. 610 Comment
  CDA36883  Briza minor CDFA Staff 1995-5-12 s.n. Placer Dry Creek. 0 Comment
  SEINET10570657  Brodiaea Carl B. Wolf 1937-5-12 Wolfe 2799 Placer Sacramento Valley, 1 m N of Lincoln. Upper Sonorn:- Grasses. Sun, clay, open flats. 150 feet. Comment
  UCD163374  Brodiaea appendiculata Robert E. Preston 2015-4-6 2995 Placer 2.3 mi SW of Sheridan, at Yankee Slough Wetland Preserve. 40 Comment
  UCD77174  Brodiaea coronaria Robert E. Preston 2004-4-25 2223 Placer Ca. 2.6 mi SE of Sheridan, along Nader Rd. 41 Comment
Read comments
Jun 17 2014
  SEINET9364702  Brodiaea elegans Unknown 2010-6-26 16372 Placer Sierra Nevada Mountains Foothills Comment
  UC1134031  Brodiaea elegans subsp. elegans G. T. Nordstrom 1934-6-21 144 Placer 2 mi w Mammoth Spring; Tahoe National Forest, Colfax Quadrangle Comment
  UC768450  Brodiaea elegans subsp. elegans R. F. Hoover 1939-5-10 4094 Placer 2 mi se Sheridan Comment
  SBBG57625  Brodiaea purdyi M. N. Ackley -Jun-1925 627 Placer Applegate 614 Comment
  UCD147856  Brodiaea rosea subsp. vallicola Robert E. Preston 2013-4-15 2910 Placer Between Roseville and Lincoln, 200 ft E of Hwy 65, 0.7 mi N of Sunset Blvd. 47 Comment
  CAS-BOT-BC144325  Bromus W. R. Dudley 1900-6-28 s.n. Placer Near Tallac. Comment
  SACT000379  Bromus carinatus D. Meyer 1984-6-23 Placer 9.12 km from I80 Frontage road. 978.0 Comment
  SACT000388  Bromus carinatus Michael Baad 1983-6-26 Placer 2.2 miles southeast, near Michigan Bluff Road. 1158.24 Comment
  UCD58262  Bromus carinatus Lewis S. Rose 1944-7-12 44094 Placer Chambers Lodge. Lake Tahoe. 1920 Comment
  CAS-BOT-BC149517  Bromus carinatus var. carinatus Saichi Kawahara 1969-7-6 1429 Placer Near old cabin, east bank of Indian Creek, Mel Henderson Ranch, near swing. 999 Comment
  CHSC68069  Bromus carinatus var. marginatus James D. Jokerst 1986-7-12 2684 Placer Trail from The Cedars, high Sierra Nevada SW of Donner Lake, on N side of river. Comment
  UCD59208  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
  SACT000529  Bromus diandrus D. Meyer 1983-6-18 Placer 1170.0 Comment
  SACT000532  Bromus diandrus D. Meyer 1983-6-5 Placer on the turnoff, along roadside 487.68 Comment
  UCD59463  Bromus diandrus A. A. Beetle 1941-5-26 2718 Placer Near Cisco. 914 Comment
  CAS-BOT-BC155602  Bromus grandis G. L. Stebbins, Jr.; R. Bacigalupi; F. Ehrendorfer; J. Hunziker; H. Stutz; D. Zohary 1952-7-20 5132 Placer Along North branch of Middle Fork of American River, at road crossing east of Forest Hill. Comment
  CAS-BOT-BC155063  Bromus hordeaceus John Thomas Howell; Gordon H. True 1972-3-17 7080 Placer Northern outskirts of Lincoln. 48 Comment
  CDA37061  Bromus hordeaceus CDFA Staff s.n. Placer Pino Ranch, near Newcastle. 0 Comment
  JEPS111169  Bromus hordeaceus Steve Matson 2005-7-3 1350 Placer Martis Valley, southeast of Truckee, National Recreation Area (Army Corps of Engineers), north of Highway 267 and west of Martis Creek. 39.3054 N, 120.1182 W; elevation 5835 ft. 1778 Comment
  UCR250588  Bromus hordeaceus George K. Helmkamp, Mary Alice Barnes 2013-5-3 20474 Placer Foothills, northern Sierra Nevada Mountains, Mosquito Ridge Road, 1.1 miles south of Forest Hill Road 962 Comment
  SACT000563  Bromus hordeaceus subsp. hordeaceus D. Meyer 1983-7-3 Placer 5.4 miles north of Foresthill Road 1234.44 Comment
  CDA15639  Bromus laevipes G. F. Hrusa, J. Glazner 1999-7-18 15194 Placer Lake Tahoe; Wooded slopes betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1905 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
  UCD58997  Bromus madritensis A. A. Beetle 1941-5-26 2709 Placer Near Cisco. 914 Comment
  SACT000654  Bromus marginatus Michael Baad 1976-6-17 Placer 1097.28 Comment
  UC1131321  Bromus marginatus B. Bolt 1934-8-14 180 Placer Tahoe National Forest, Red Star Ridge Red Star Ridge; Tahoe National Forest, Red Star Ridge 1767 Comment
  OBI22383  Bromus orcuttianus Robert F. Hoover 1967-9-7 10858 Placer Antone Meadow Comment
  SACT000619  Bromus orcuttianus Michael Baad 1983-7-23 Placer more than .25 mile on road west of US HWY 89. boggy area. 1828.8 Comment
  UCD32815  Bromus orcuttianus Beecher Crampton 1964-7-21 7126 Placer Placer County, Blue canyon. 1430 Comment
  SACT000718  Bromus rubens Michael Baad 1977-6-8 Placer On road between Forest Hill and French Meadows roadside in serpentine-chaparral community 914.4 Comment
  UCD59522  Bromus rubens M. Vincent 1965-4-19 649 Placer 4 miles south of Marysville. Comment
  UCD59653  Bromus secalinus Beecher Crampton 1953-5-26 1336 Placer Sunnybrook Farms, 2 miles north of Lincoln. Comment
  CDA16985  Bromus sterilis G. F. Hrusa, M. I. Wibawa, J. Glazner 2002-5-22 16038 Placer Sierra Nevada; Hughes Mill (site) above Foresthill. 1066 Comment
  SACT000676  Bromus sterilis D. Meyer 1983-4-17 Placer Small drainage ditch, moist sunny exposure. 231.648 Comment
  CAS-BOT-BC161571  Bromus suksdorfii A. A. Heller 1917-8-14 12924 Placer Mount Lincoln south of Summit Valley. 2499 Comment
  SACT000759  Bromus suksdorfii D. Meyer 1983-7-30 Placer 2072.64 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
  UC1131291  Bromus tectorum G. T. Nordstrom 1934-6-21 142 Placer 3/4 mi w of Mammoth Spring (Tahoe National Forest); Tahoe National Forest 1676 Comment
  SACT000796  Bromus vulgaris D. Meyer 1984-7-29 Placer 1414.0 Comment
  SEINET3924084  Calamagrostis canadensis Ellen Dean 2008-7-20 5249 Placer Donner State Park, newly acquired lands to the SW of Donner Lake. Area south of southern Pacific RR tracks, just south of Lakeview Canyon and north of Emigrant Canyon.; 0 2099 Comment
  JEPS42836  Callitriche marginata W. L. Jepson 1938-4-5 18578 a Placer Sacramento to Auburn Comment
  NY18969  Calocedrus decurrens F. A. MacFadden 1934-8-8 12824 Placer This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  UCD132863  Calocedrus decurrens Rolf Y. Berg 1965-1-10 8371 Placer Emigrant Gap Area: Hwy. 20, 2 miles W of junction with Hwy. 40. Comment
  CDA34203  Calocedrus decurrens D. G. Kelch 2011-5-17 11 .519 Placer Dutch Flat. Comment
  SEINET5334885  Calocedrus decurrens R. Sumner 1949-4-15 107 Placer Tahoe Park, Lake Tahoe, Valley floor 1890 Comment
  CHSC3436  Calochortus albus Judy Potter 1966-4-8 Placer Folsom-Auburn Pony Express Trail. Area of P. G. E. reservoir above Rattlesnake Bar. Comment
  UCR208550  Calochortus albus George K. Helmkamp, E. A. Helmkamp 2009-5-11 14678 Placer Sierra Nevada Mountains Foothills, Driver's Flat Road 0.8 mile south of its junction with Forest Hill Road, c. 8 miles (air) NE of Auburn 517 Comment
  CDA15651  Calochortus leichtlinii G. F. Hrusa, J. Glazner 1999-7-18 15186 Placer Lake Tahoe; Wooded slopes betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1905 Comment
  UCD22049  Calochortus leichtlinii Rex Palmer 1979-6-19 N 269 Placer Headwaters basin area of the North Fork of the American River Comment
  CAS-BOT-BC490163  Calochortus leichtlinii Greg de Nevers 1995-8-20 10767 Placer Lake Tahoe 2133 Comment
  CAS-BOT-BC490537  Calochortus luteus John Thomas Howell; Gordon H. True 1971-5-26 47639 Placer Rainpool area in Valley Grassland, northern limits of Lincoln 48 Comment
  CAS-BOT-BC483460  Calochortus minimus Lewis S. Rose 1944-7-16 44132 Placer Miller Lake, 5 miles west of chambers Lodge Lake Tahoe 2133 Comment
  CAS-BOT-BC483461  Calochortus minimus A. Kellogg 1870-6-1 s.n. Placer Cisco, Sierra Nevada Mts. Comment
  CAS-BOT-BC483467  Calochortus minimus E. A. McGregor 1909-8-18 163 Placer Desolation Valley, Lake Tahoe region 2286 Comment
  CAS-BOT-BC483471  Calochortus minimus H. D. Ripley; R. C. Barneby 1948-7-13 9835 Placer Yuba Gap, Placer-Nevada Co. line 1828 Comment
  CAS-BOT-BC493405  Calochortus monophyllus Georgia Bentley 1919-4-20 s.n. Placer At Auburn near river Comment
  UC614454  Calochortus monophyllus L. Constance, J. L. Morrison 1938-4-30 2172 Placer e edge Applegate (Sierra Nevada foothills); Sierra Nevada 609 Comment
  UC13829  Calochortus superbus Miss Henderson 1900-6-3 Placer Applegate Comment
  UCD129738  Calycadenia multiglandulosa Gerald D. Carr 1971-8-15 634 Placer 4.1 mile north of Auburn on Highway 49, gentle west facing slope. 426 Comment
  RSA6259  Calycadenia multiglandulosa subsp. bicolor D. D. Keck 1932-6-30 1588 Placer 0.3 miles north of Weimar P. O.; Sierra Nevada. 686 Comment
  UC852139  Calyptridium monospermum S. P. Rixford 1915-7-10 Placer Cisco Comment
  SEINET5336320  Calyptridium paniculatum H. A. Walker 1908-6-23 1207 Placer Blue Canyon Station in the Sierra Nevada, Transition Zone. 1470 Comment
  UCD34551  Calyptridium umbellatum Beecher Crampton 1985-6-23 9996 Placer North Shore Lake Tahoe, Stateline road. Comment
  SEINET7125892  Calystegia macrostegia A. Beninghoff 1930-4-20 2625 Placer Newcastle Comment
  SBBG117361  Calystegia malacophylla subsp. malacophylla B. Crampton 1972-7-26 8846 Placer Carpenter Flat E of Emigrant Gap, above Laings rd 1615 Comment
  UCR259879  Calystegia occidentalis subsp. occidentalis George K. Helmkamp, Elizabeth Helmkamp 2013-11-2 22462 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
  CAS-BOT-BC416718  Calystegia vanzuukiae R. K. Brummitt; S. N. Namoff; K. Van Zuuk; B. Ertter 2012-6-12 22047 Placer Tahoe National Forest, 3 miles NE of Foresthill, Western States Trail c. 1 mile from Michigan Bluff Road 1091 Comment
  CAS-BOT-BC418636  Calystegia vanzuukiae R. K. Brummitt; S. M. Namoff; K. Van Zuuk; B. Ertter 2012-6-12 22051 Placer Tahoe National Forest, 8.2 miles NE of Foresthill, on Sugar Pine Road 4.4 miles from Forest Hill Road 1170 Comment
  SEINET12057273  Camassia leichtlinii F. H. Utech 1978-6-23 78 -251 Placer ca 0.5 km NNE of Boreal Ridge Road along I-80E, near Laing Road 1829 Comment
  JEPS124664 Image available Camassia leichtlinii subsp. suksdorfii Dixie Funnell 1965-6-27 24 Placer Highway 89 south of Truckee 4.5 miles west of Truckee river. Comment
  SEINET8197924  Camassia quamash P. A. Lehenbauer 1932-6-12 s.n. Placer Highway between Truckee and Lake Tahoe. Comment
  UC843718  Camassia quamash subsp. breviflora Alice Eastwood Jun 15 1912-Jun 19 1912 400 Placer Deer Park; Lake Tahoe Region, Deer Park Comment
  UCR146859  Campanula prenanthoides Beecher Crampton 1956-7-17 3730 Placer Sierra Nevada Mountains, Blue Canyon 1433 Comment
  POM59079  Campanula prenanthoides Allen M. Carpenter s.n. Placer Placer Co. Comment
  SEINET10463028  Campanula prenanthoides Raven 1956-8-4 Raven 9976 Placer Blue Canyon 1433 Comment
  JEPS126374  Cardamine breweri Steve Matson 1998-6-1 276 Placer nSHN; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; 0.9 miles north of Highway 267; 70 yards east of Boundary Fence, along East Martis Creek. Comment
  JEPS126399  Cardamine breweri Steve Matson 1999-7-1 423 Placer Tahoe north shore; Snow Creek watershed, Tahoe Vista/Kings Beach; west Fork Snow Creek about 300 yards NW of pond. Comment
  JEPS72041  Cardamine breweri Gladys L. Smith 1972-6-18 3143 Placer Alpine Meadows 2072 Comment
  CHSC74211  Cardamine breweri var. breweri Susi Urie; Eric Schroder 1998-9-10 98 -327 Placer Lake Tahoe Basin--National Forest. Atone Meadows; along Burton Creek, about 2.1 mi northwest of Lake Tahoe. 2072 Comment
  CAS-BOT-BC471265  Cardamine cordifolia Arnold Tiehm 1974-8-8 522 Placer Sierra Nevada. South of Murphy's Meadow 2407 Comment
  RSA20884  Cardamine oligosperma C. B. Wolf 1937-3-30 8347 Placer Sacramento Valley, 4.8 mi. E of Lincoln on Penryn Rd. 91 Comment
  SEINET5341070  Cardamine oligosperma M. Demorest 1962-3-15 s.n. Placer Junction of the North and Middle Forks of the American River, 4 miles from Auburn. 274 Comment
  CAS-BOT-BC38117  Cardamine pensylvanica Alice Eastwood 1912-6-15 454 Placer Lake Tahoe Region. Deer Park. Comment
  UCR224863  Cardamine pensylvanica George K. Helmkamp, E. A. Helmkamp 2010-4-23 15909 Placer Sierra Nevada Mountains Foothills, along Salmon Falls Road, at Miners Valley Rd., 4.5 miles south of junction with CA-49 at Pilot Hill 287 Comment
  CDA3740  Cardaria pubescens T. C. Fuller 1964-9-1 12570 Placer Sierra Nevada; Sierra Nevada. N side of freeway, Interstate 80 from Donner Summit, just east of Hampshire Rocks. Comment
  POM81941  Carex Marcus E. Jones 1882-6-27 s.n. Placer Emigrant Gap. Comment
Read comments
Sep 7 2010
  UCR179180  Carex Beth Lowe Corbin 1982-8-3 178 Placer Sierra Nevada Mtns., Headwaters Basin Area of the North Fork American River, Onion Creek Campground 1841 Comment
  CHSC74283  Carex angustata Susi Urie 1998-8-25 98 -099 Placer About 0.2 mi north of Lake Tahoe; large meadow complex between Kings Beach and Tahoe Vista. 1901 Comment
  CAS-BOT-BC18024  Carex athrostachya John Thomas Howell 1943-7-27 18872 Placer Lake Tahoe near Tahoe Pines. Comment
  CDA15662  Carex athrostachya G. F. Hrusa, J. Glazner 1999-7-18 15204 Placer Lake Tahoe; Wooded slopes betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1889 Comment
  UC70633  Carex athrostachya J. Burtt Davy Jun 25-30 1897 3267 Placer Truckee River Basin 2133 Comment
  CHSC74287  Carex bolanderi Susi Urie 1998-8-28 98 -145 Placer Middle of Page Meadows: about 2 mi west of Lake Tahoe and Sunnyside. 2115 Comment
  CHSC106519  Carex capitata Peter F. Zika; Steve Matson 2009-8-21 24621 Placer Northern Sierra Nevada Highlands (n SNH). Snow Creek watershed, North Shore of Tahoe Basin, east beyond North Avenue, town of Kings Beach. 1920 Comment
  CAS-BOT-BC34936  Carex densa Alice Eastwood; John Thomas Howell 1937-5-8 4364 Placer Near Rocklin. Comment
  OBI49273  Carex feta Lewis S. Rose 1939-6-5 39218 Placer Bear Valley, near Emigrant Gap 1372 Comment
  SEINET3143641  Carex feta L. S. Rose 1939-6-5 39218 Placer Bear Valley near Emigrant Gap 1372 Comment
  UC825102  Carex filifolia var. erostrata Marcus E. Jones, A. M. 1882-6-28 2908 Placer Emigrant Gap Comment
  UCD75961  Carex filifolia var. erostrata Ellen Dean, M. Starbuck,; G. Harrington, M. Bibbo, J. Poloske, K. Mawdsley 2008-7-20 5226 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
  CAS-BOT-BC20167  Carex filifolia var. erostrata W. R. Dudley 1893-6-7 s.n. Placer By railroad west of Truckee. Comment
  CHSC73324  Carex fissuricola L. P. Janeway; Eric Schroder 1998-9-16 6328 Placer Small meadow on north side of the creek about half way between Buck Lake and McKinney Creek; about 2.2 mi southwest of Lake Tahoe. 2124 Comment
  CAS-BOT-BC20679  Carex fracta John Thomas Howell 1943-7-21 18647 Placer Donner Pass to Mt. Lincoln. Comment
  CAS-BOT-BC20685  Carex fracta T. C. Fuller 1964-9-1 12571 Placer Sierra Nevada. N of freeway Interstate 80 from Donner Summit, just E of Hampshire Rocks. 1828 Comment
  RSA0115171  Carex hassei Lyman Benson 1942-7-2 11264 Placer Highway junction 1 mile west of Truckee. Mt. Range: Sierra Nevada. 1828 Comment
  CAS-BOT-BC28156  Carex hoodii Lewis S. Rose 1944-7-10 44059 Placer Chambers Lodge, Lake Tahoe. Comment
  CHSC68057  Carex hoodii James D. Jokerst 1986-7-13 2699 Placer Trail from The Cedars, high Sierra Nevada SW of Donner Lake, camp area. Comment
  CHSC68060  Carex integra James D. Jokerst 1986-7-13 2704 Placer Trail from The Cedars, high Sierra Nevada SW of Donner Lake, camp area. Comment
  UCD140404  Carex integra Mrs. H. P. Kelley 1915-6-18 s.n. Placer Squaw Valley. Lake Tahoe Region. Comment
  UCD42851  Carex integra C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-23 218 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  NY11289  Carex luzulifolia var. strobilantha A. A. Heller 1903-8-17 7187 Placer Above Donner Pass 2286.0 Comment
  CAS-BOT-BC31834  Carex microptera Margaret Williams 1974-8-8 74 -P1-29 Placer Murphy's Meadow, 5 mi SE of Hirschdale. 2316 Comment
  CAS-BOT-BC32060  Carex multicaulis Clare B. Hardham 1961-6-14 7349 Placer Route 40, near Baxter. Comment
  CDA16987  Carex multicaulis G. F. Hrusa, M. I. Wibawa, J. Glazner 2002-5-22 16040 Placer Sierra Nevada; Hughes Mill (site) above Foresthill. 1066 Comment
  POM260101  Carex multicaulis C. L. Hitchcock 1940-5-7 6309 Placer 1 mile west of Baxter Comment
  SEINET10817223  Carex multicaulis Charles L. Hitchcock 1940-5-7 Hitchcock 6309 Placer 1 mile west of Baxter. Comment
  UCD43373  Carex multicostata C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-12 741 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  SEINET13390554  Carex multicostata M. J. Williams 1985-7-6 85- 63 -3 Placer Sierra Nevada, Pacific Crest Trail between old and new Donner Summits. Comment
  CDA15924  Carex nebrascensis G. F. Hrusa, J. Glazner 1999-7-17 15175 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  CHSC74011  Carex nebrascensis Susi Urie 1998-8-18 98 -070 Placer Lake Tahoe Basin. About 0.2 mi north of Lake Tahoe; large meadow complex between Kings Beach and Tahoe Vista. 1901 Comment
  CHSC74300  Carex nebrascensis Susi Urie 1998-9-2 98 -205 Placer Lake Tahoe Basin. Large meadow below Hwy 28, between the highway and Lake Forest Road; about 0.2 mi north of Lake Tahoe. 1908 Comment
  UCD43190  Carex nebrascensis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-20 559 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  UCD80257  Carex nudata CNPS SN Foothill Team 2005-4-13 SNFN 0107 b Placer Placer Legacy, on 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
  CHSC74136  Carex pachystachya Susi Urie 1998-8-25 98 -098 Placer Lake Tahoe Basin Management Unit. About 0.2 mi north of Lake Tahoe; large meadow complex between Kings Beach and Tahoe Vista. 1901 Comment
  CHSC74294  Carex pellita Susi Urie; Eric Schroder 1998-9-11 98 -346 Placer Lake Tahoe Basin Management Unit, National Forest. Antone Meadows; along Burton Creek, about 2.1 mi northwest of Lake Tahoe. 2072 Comment
  RSA43382  Carex pellita J. T. Howell 1943-7-22 18715 Placer Summit Valley. Comment
  UCD43320  Carex pellita C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-12 688 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  SEINET7572177 Image available Carex praegracilis Alice Eastwood, John Thomas Howell 1937-5-8 4363 Placer Between Newcastle and Penryn. Comment
  CAS-BOT-BC118758  Carex preslii John Thomas Howell 1943-7-27 18877 Placer Lake Tahoe near Tahoe Pines. Comment
  UCSB63735  Carex raynoldsii Jokerst, James 1986-7-13 Placer Trail from The Cedars, high Sierra Nevada SW of Donner Lake, camp area Comment
  CAS-BOT-BC117965  Carex rossii Lewis Samuel Rose 1946-6-23 s.n. Placer Rainbow, N of Cisco 1737 Comment
  SEINET7574996 Image available Carex scopulorum var. bracteosa Unknown 2003-8-24 7969 Placer Homewood 7.5' quad, Northern High Sierra Nevada. Just below the Pacific Crest Trail 2.1 km (air) north of Barker Pass, head of small drainage into North Fork Blackwood Creek. 2365 Comment
  CHSC74309  Carex simulata Susi Urie 1998-9-3 98 -226 Placer Lake Tahoe Basin Management Unit. Meadow along the un-named creek along the northeast side of Tahoe Vista; about 0.5 mi north of Lake Tahoe. 1914 Comment
  UCSB63802  Carex simulata Janeway, L.; Schroder, Eric; Murrell, Katherine 1998-7-15 Placer T14N, R16E, NW1/4 of NW1/4 of sec. 35; Homewood quad.: north side of Blackwood Creek; 1.7 mi. west of Lake Tahoe 1938 Comment
  CAS-BOT-BC117695  Carex simulata James A. Neilson 1971-8-22 2372 Placer Near King's Beach. Comment
  UCD42989  Carex spectabilis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 358 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  SEINET10748061  Carex stipata Alice Eastwood, John Thomas Howell 1937-5-8 Eastwood 4361 Placer Between Newcastle and Penryn, Comment
  SEINET8121929 Image available Carex straminiformis A. A. Heller 1917-8-14 12927 Placer Mount Lincoln S of Summit Valley Comment
  CHSC106457  Carex subfusca Peter F. Zika 2010-8-10 25307 Placer Northern Sierra Nevada Highlands (n SNH). Above E shore of Truckee River, Route 89, 12 air km NE of Lake Tahoe, opening in Pinus Jeffreyi. 1810 Comment
  CHSC74892  Carex subfusca Susi Urie; Eric Schroder 1998-9-8 98 -302 Placer Lake Tahoe Basin Management Unit. Meadow complex on north side of Ward Creek about 3.1 mi west of Lake Tahoe and Sunnyside. 2017 Comment
  CHSC92617  Carex subfusca G. F. Hrusa; J. Glazner 1997-8-3 14052 Placer Northern California. Sierra Nevada. Corner of Hwy 89 and Squaw Valley Rd. On periphery of main meadow. [Lat./long. on label is '39 12 N; 120 12 W']. 2000 Comment
  RSA35097  Carex subfusca L. S. Rose 1944-7-10 44042 Placer Quail Lake, 3 miles W of Chambers Lodge Lake Tahoe. 2134 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
  CHSC74719  Carex utriculata Susi Urie; Eric Schroder 1998-9-10 98 -328 Placer Lake Tahoe Basin Management Unit. Antone Meadows: along Burton Creek, about 2.1 mi northwest of Lake Antone. 2072 Comment
  UCD44576  Carex utriculata C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1942 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  CAS-BOT-BC115397  Carex utriculata J. Burtt Davy 1897-6-25 3270 Placer Meadows near Truckee River, Truckee River Basin. Comment
  POM313110  Carex vesicaria Malcolm A. Nobs, S. Galen Smith 1949-8-21 1517 Placer Placer County: Marsh between sandy beach and Agate Bay, north end of Lake Tahoe 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
  UCD43787  Carex vesicaria C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-7 1153 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  RSA51981  Carex whitneyi L. S. Rose 1940-6-1 40451 Placer Truckee River, 3 miles NW of Tahoe City. 1890 Comment
  SACT002751  Carya illinoinensis Josephine Van Ess 1977-10-7 Placer Collected at intersection with Mount Vernon Road. Fruits immature. Old home site. 353.7 Comment
  SACT002855  Castanopsis sempervirens Michael Baad 1983-7-1 Placer 3 miles south of Blue Canyon Road junction with I80 on Blue Canyon Road. White fir- ponderosa pine forest. 1584.96 Comment
  UCD21858  Castilleja Rex Palmer 1979-6-19 N 234 Placer Exact location unknown. Comment
  UCD21860  Castilleja Rex Palmer 1979-7-10 N 516 Placer Exact location unknown. Comment
  UC942752  Castilleja affinis subsp. affinis Peter H. Raven and G. L. Stebbins Jr. 1952-4-20 4011 Placer s of Auburn (near bridge on Rt 49); North Fork American River 213 Comment
  CAS-BOT-BC249702  Castilleja applegatei subsp. pinetorum Alice Eastwood 1912-6-15 359 Placer Deer Park, Lake Tahoe Region Comment
  CAS-BOT-BC518712  Castilleja applegatei subsp. pinetorum George K. Helmkamp; E. A. Helmkamp 2012-6-19 19212 Placer Northern Sierra Nevada Mountains Foothills: Mosquite Ridge Rd, 2.7 mi S of jct with Foresthill Rd 820 Comment
  UC1713294  Castilleja applegatei subsp. pinetorum Katharine Brandegee Jul 1911 Placer Donner 2133 Comment
  UC187801  Castilleja applegatei subsp. pinetorum Katharine Brandegee Jul 1911 Placer Donner Comment
  UCD162608  Castilleja applegatei subsp. pinetorum Steve Matson 1998-6-24 285 Placer nSNH; Tahoe north shore; Snow Creek watershed, Tahoe Vista/Kings Beach; east fork at power lines. 1920 Comment
  CDA12001  Castilleja attenuata G. F. Hrusa 1995-5-2 12182 Placer Sierra Nevada; approx. 1 km. on Mosquito Ridge Rd. past Gorman Ranch Rd. intersection. Comment
  UCD41257  Castilleja lacera Ellen Dean; Art Shapiro, Adrienne Shapiro 2003-5-12 1714 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
  UC128268  Castilleja lacera Miss Harriet A. Walker 1908-7-28 1476 Placer near big bend in Yuba River (Cisco); Cisco Comment
  JEPS72185  Castilleja lemmonii Gladys L. Smith 1972-6-20 3250 Placer just below Ward Peak Summit 2628 Comment
  UC518950  Castilleja lineariloba David D. Keck 1933-5-31 2426 Placer just s Auburn (on road to Roseville) 304 Comment
  UC192705  Castilleja miniata C. F. Sonne Jul 1886 Placer Truckee , Truckee River (along Truckee River) Comment
  UC198550  Castilleja miniata Katharine Brandegee Aug 12 1917-Aug 16 1917 Placer Donner Summit Comment
  UC198555  Castilleja miniata Katharine Brandegee Aug 12 1917-Aug 16 1917 Placer Donner Summit Comment
  JEPS71352  Castilleja miniata L. R. Heckard with R. Bacigalupi, T. I. Chuang 1973-7-28 3454 Placer w edge Soda Springs 1981 Comment
  RSA424428  Castilleja miniata Margaret J. Williams 1984-7-27 84- 94 -1 Placer Pahatasi Road, S of Soda Springs. 2043 Comment
  CHSC74437  Castilleja miniata subsp. miniata Susi Urie; Eric Schroder 1998-9-9 98 -308 Placer Meadow complex on south side of Ward Creek about 1.6 mi west of Lake Tahoe and Sunnyside. 1990 Comment
  UCD162576  Castilleja miniata subsp. miniata Steve Matson 1998-7-28 358 Placer nSNH; Tahoe north shore; Snow Creek watershed, Tahoe Vista/Kings Beach; west fork bog. 1920 Comment
  UCD44562  Castilleja miniata subsp. miniata C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1928 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  UCD44731  Castilleja miniata subsp. miniata C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 2097 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  UCR257632  Castilleja miniata subsp. miniata George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19532 Placer Northern Sierra Nevada Mountains, Sugar Bowl Road, 0.4 mile south of its junction with Donner Pass Road, just west of Lake Mary 2136 Comment
  JEPS73662  Castilleja pruinosa L. R. Heckard with G. L. Stebbins 1973-6-18 3451 Placer about 0.5 mi e Star Town (on s side of North Fork of Middle Fork of American River, about 13 air mi ne of Foresthill) 1432 Comment
  JEPS4341  Castilleja tenuis W. L. Jepson 1931-6-16 15929 Placer Tahoe Vista; Lake Tahoe 2042 Comment
  CAS-BOT-BC48713  Ceanothus cordulatus Brandegee 1889-7-1 9 Placer Donner Comment
  RSA634244  Ceanothus cordulatus Robert M. Rhode, B. Nemeth 1997-6-26 168 Placer Near Blackwood Creek Canyon Road, about 0.4 miles west of turnoff from Highway 89 ( c. 4 miles south of Tahoe City) 1921 Comment
  SACT002893  Ceanothus cordulatus James Grove 1977-7-15 Placer 2000.0 Comment
  UC449689  Ceanothus cordulatus C. F. Sonne 1884-8-3 102 Placer Donner Lake Comment
  UC662662  Ceanothus cordulatus L. S. Rose 1941-7-14 41315 Placer Chambers Lodge (McKinney) Lake Tahoe 1900 Comment
  UCR120250  Ceanothus cordulatus George K. Helmkamp, E. A. Helmkamp, A. Kerchner 1999-6-29 5039 Placer Northern Sierra Nevada Range, N of Hwy I-80 at west exit to Donner Lake; opening to Negro Canyon 2134 Comment
  SEINET5339272  Ceanothus cuneatus A. Beninghoff 1930-3-18 1720 Placer 5 mi east Lincoln, Ca. Comment
  CAS-BOT-BC50853  Ceanothus fresnensis G. L. Stebbins 1969-7-20 6950 Placer On rd. to Robertson Flat, 0.5 miles W. of its junction with road to French Meadows Sec ____. 2133 Comment
  JEPS26853  Ceanothus fresnensis L. S. Smith 1931-8-27 2631 Placer near French Meadow (on divide betw Middle Fork American River and Long Canyon) 1981 Comment
  UCD22201  Ceanothus fresnensis Rex Palmer 1979-5-26 N 19 Placer Headwaters basin area of the North Fork of the American River 1950 Comment
  CAS-BOT-BC50756  Ceanothus integerrimus H. E. McMinn 1926-5-28 1741 Placer 10 miles N.W. of Auburn, along highway from Auburn to Grass Valley Comment
  SBBG27260  Ceanothus integerrimus C. L. Hitchcock 1940-5-7 6354 Placer ca. 1 mi W of Baxter Comment
  UC1602376  Ceanothus integerrimus Katharine Brandegee 1889-7-7 Placer Blue Canyon Comment
  UC338452  Ceanothus integerrimus Lemmon May 1889 Placer Near Blue Canyon Comment
  UC870586  Ceanothus integerrimus Marcus E. Jones 1882-4-28 2656 Placer Emmigrant Gap Comment
  UCD111956  Ceanothus integerrimus Eric Brenner; John Hunter 1996-5-26 026 Placer Tahoe National Forest, Mosquito Ridge Rd. 1280 Comment
  UCD111989  Ceanothus integerrimus Ray Prag 1970-5-3 s.n. Placer Mosquito Ridge Road. Comment
  UCD16102  Ceanothus integerrimus Dan Cederquist 1984-5-22 s.n. Placer California. Placer County: Rollins Lake. Comment
  UCR243140  Ceanothus integerrimus Dan Cederquist 1984-5-22 s.n. Placer Rollins Lake 716 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
  JEPS72615  Ceanothus prostratus Gladys L. Smith 1972-8-25 3445 Placer trail above Squaw Valley complex 2133 Comment
  UCD112662  Ceanothus prostratus R. Prag 1972-6-6 239 Placer Ward Valley. 2042 Comment
  CAS-BOT-BC52147  Ceanothus pumilus Amelie Blyth 1952-5-11 904 Placer one mile north of Forest Hill Comment
  UC634574  Ceanothus tomentosus Herbert L. Mason 1926-5-29 3286 Placer Donner Pass Road near Alta; Donner Pass Road near Alta Comment
  UCD124138  Ceanothus tomentosus Ellen Dean; Marcel Rejmanek 2012-10-9 7512 Placer Along Mosquito Ridge Road, ca. five road mile E of junction with Foresthill Road, S side of Mosquito Ridge Road by firebreak. Comment
  RSA0028383  Ceanothus tomentosus Fay A. MacFadden 1934-3-31 12486 Placer Near Monte Vista Inn. Comment
  RSA95357  Ceanothus tomentosus Hamilton Peers 1933-5-12 s.n. Placer Colfax Comment
  UC569799  Ceanothus velutinus H. S. Yates 1934-6-30 3958 Placer Carnelian Bay Truckee Quad., Carnelian Bay 1920 Comment
  UCD22196  Ceanothus velutinus Beth Lowe Corbin 1982-8-20 395 Placer 1 1/4 miles NW of Onion Creek Campground. SW facing slope, 20% incline. Occasional. Partial sun. In fine, sandy soil of white fir forest. Loosely branched shrub to 5 ft tall. Flowers dried, whitish. Fruit green. Foliage aromatic, like balsam. 2133 Comment
  CAS-BOT-BC63178  Ceanothus velutinus var. velutinus Julia McDonald 1914-6-1 s.n. Placer Homewood. Comment
  CDA19805  Centaurea maculosa R. Breckenridge 1998-7-22 PDR 389790 Placer Sierra Nevada; Silver Strike & Northstar Drive near Truckee. 0 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
  RSA703907  Centaurium muehlenbergii C. Rose Broome 1978-8-3 2313 Placer Town of Rough and Ready, next to Penn Valley, 29.5 miles east of Marysville on Ca Highway 20; eight miles west of Grass Valley. Comment
  SDSU7110  Centaurium tenuiflorum D. F. Howe 1961-8-8 3137 Placer By canal 4 miles north of Auburn. 457 Comment
  UC518988  Centromadia fitchii J. Clausen 1932-9-16 650 Placer 2.8 mi from Auburn (on the Sacramento Road) Comment
  UC538039  Cephalanthera austiniae Miss E. E. Morse 1934-4-2 Placer Towle, Baxter's Camp Comment
  CAS-BOT-BC384866  Cerastium Saichi Kawahara 1969-5-25 903 Placer Mel Henderson Ranch, east bank of Indian Creek 987 Comment
  SEINET5337025  Cerastium fontanum P. A. Lehenbauer 1932-6-26 1552 Placer Near Lake Tahoe, along Truckee river. Comment
  CDA36894  Cerastium glomeratum CDFA Staff 1995-5-12 s.n. Placer Dry Creek. 0 Comment
  CHSC96464  Cerastium glomeratum Lowell Ahart; Brian Williams 2007-4-13 13642 Placer Open pasture fields, about 1/2 mile south of the Manzanita Cemetery, about 1/2 mile west of Gladding Road, about 2 3/4 miles north of Lincoln. 43 Comment
  CAS-BOT-BC388353  Cerastium glomeratum Alice Eastwood 1909-1-1 203 Placer Lake Tahoe Region. Sunnyside Comment
  CAS-BOT-BC276714  Chaenactis douglasii var. douglasii F. Almeda 1993-7-24 7275 Placer About 15 miles SE of Interstate Highway #80 at Soda Springs on the trail to Upper Sheep Valley 2134 Comment
  CAS-BOT-BC276718  Chaenactis douglasii var. douglasii Dr. E. C. Van Dyke 1915-7-1 s.n. Placer Lake Tahoe Region Comment
  CAS-BOT-BC276719  Chaenactis douglasii var. douglasii John Thomas Howell 1925-6-27 1191 Placer Tahoe Tavern, Lake Tahoe 1889 Comment
  UCR189300  Chaenactis douglasii var. douglasii George K. Helmkamp, E. A. Helmkamp 2007-7-27 12625 Placer Northern Sierra Nevada Mountains, Southeast end of Cisco Grove; along local road just before it passes under Interstate-80 1744 Comment
  CAS-BOT-BC276716  Chaenactis douglasii var. douglasii Alice Eastwood 1909-1-1 149 Placer Sand Harbor, Lake Tahoe Region Comment
  UC894474  Chaenactis glabriuscula var. heterocarpha C. L. Hitchcock 1940-5-15 6405 Placer 6 mi n of Colfax Comment
  JEPS81212  Chamaebatia foliolosa Douglas W. James Jr. 1973-5-27 116 Placer 7.5 mi from Forest Hill (off Auburn-Forest Hill Road, 11.2 mi from Highway 49) 655 Comment
  UC527364  Chamaebatia foliolosa C. B. Wolf 1931-9-11 Placer 1 mi w of Gold Run (Sierra Nevada); Sierra Nevada 914 Comment
  RSA90079  Chamaebatia foliolosa Marcus E. Jones 1882-6-28 3297 Placer Emigrant Gap. Comment
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  SEINET6336142  Chamaebatia foliolosa P. L. Comanor, B. Clark, B. O'Malia 1969-5-1 s.n. Placer Colfax area, 1.85 miles from end of railroad bridge on CA 194. Winding road, plot located on the right past parking area, down path approximately 60 meters 1676 Comment
  CHSC10565  Chamaesaracha nana Lowell Ahart 1964-7-3 Placer Ahart camp, French Meadows. 1676 Comment
  CHSC97701  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart 2007-11-13 14593 Placer On the strand of Camp Far West Reservoir, about 300 yards west of Bear River, about 1/8 mile east of McCourtney Road, about 5 1/2 miles (air) northeast of Sheridan. 73 Comment
  JEPS103311  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart 2002-7-22 9886 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
  UCD33725  Chamerion angustifolium Beecher Crampton 1972-7-26 8830 Placer Ca. 3 miles east of Baxter on Hwy. 80 E. 1524 Comment
  CAS-BOT-BC70191  Cheilanthes gracillima John H. Thomas; Hazelle A. Thomas 1956-7-21 6224 Placer Sierra Nevada, Vicinity of Donner Pass, about 80 miles northeast of Sacramento 2377 Comment
  CAS-BOT-BC70192  Cheilanthes gracillima John H. Thomas; Hazelle A. Thomas 1956-7-21 6224 Placer Sierra Nevada, Vicinity of Donner Pass, about 80 miles northeast of Sacramento 2377 Comment
  JEPS126346  Chenopodium album Steve Matson 2002-12-7 560 Placer Tahoe north shore; Snow Creek Watershed, Tahoe Vista/Kings Beach; on west side of pond near Highway 28. Comment
  UCD97925  Chenopodium berlandieri G. K. Helmkamp; E. A. Helmkamp 2005-9-30 9952 Placer Northern High Sierra Mountains: Junction of Chalet and Alpine Meadows Roads W of CA-89 (near Alpine ski area). 2081 Comment
  JEPS126378  Chimaphila umbellata Steve Matson 1998-8-15 370 Placer Tahoe north shore Watershed, Tahoe Vista/Kings Beach; above West Fork of Snow Creek. Comment
  RSA643338  Chondrilla juncea R. D. Goeden, D. W. Ricker 1967-6-9 s.n. Placer Newcastle, on I-80 SW of Auburn 250 Comment
  UCD19109  Chondrilla juncea A. M. Shapiro 1987-6-6 s.n. Placer city of Auburn, Hwy 49 north of Elm St., in restaurant parking lot (Katrina's Kitchen). 365 Comment
  UCR109650  Chondrilla juncea T. C. Fuller 1967-5-3 15764 Placer Sierra Nevada Foothills, corner of overpass of Interstate 80, Penryn Comment
  CAS-BOT-BC279802  Chondrilla juncea T. C. Fuller 1965-10-15 14209 Placer E. side of Interstate 80 to Auburn just s. of Penryn overpass, Penryn, Sierra Nevada 182 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
  CDA7389  Chondrilla juncea T. C. Fuller 1965-10-15 14209 Placer Sierra Nevada; East side of Interstate 80 to Auburn just south of Penryn overpass, Penryn. Comment
  SEINET13331376 Image available Chondrilla juncea P. C. Martinelli, A. L. Rivers, R. Uriarte 1965-10-29 s.n. Placer Horseshoe Bar Road, Folsom Lake Comment
  CAS-BOT-BC252657  Chorizanthe membranacea G. L. Stebbins 1978-5-28 7883 Placer West side of Big Crater 1280 Comment
  UC1135234  Chrysolepis sempervirens G. T. Nordstrom 1934-6-19 115 Placer 0.5 mi ne Texas Hill; Tahoe National Forest, Colfax Quad. 1554 Comment
  UC1135253  Chrysolepis sempervirens D. Schlobohm 1934-10-2 2 Placer 2 mi s Truckee; Tahoe National Forest, Truckee Quad. 1859 Comment
  UC193532  Chrysothamnus viscidiflorus subsp. viscidiflorus C. F. Sonne 1886-9-14 Placer flat beyond Tollhouse; Road to Tahoe Comment
  UCR176265  Cichorium intybus George K. Helmkamp, E. A. Helmkamp 2006-8-11 11208 Placer Northern Sierra Nevada Mtns foothills, along Forest Hill Rd., 1.0 mile north of Forest Hill 1037 Comment
  CAS-BOT-BC190015  Cinna latifolia H. N. Bolander 1869-6-1 s.n. Placer Bear Valley (Emigrant Gap Site). Comment
  SACT000749  Cinna latifolia D. Meyer 1984-7-29 Placer 1661.0 Comment
  SEINET12189143  Circaea alpina subsp. pacifica J. A. Shafer 1884-1 s.n. Placer Comment
  UC19993  Circaea alpina subsp. pacifica Mrs. M. M. Hardy 1893-1 Placer Comment
  CAS-BOT-BC289612  Cirsium andersonii Mary P. Wells 1980-9-12 s.n. Placer West of Pioneer Way Tahoe City 1981 Comment
  SEINET7451050 Image available Cirsium andersonii D. Micelli, M. Koski 2009-8-24 NV 030 -276 Placer [Sierra Nevada] Highway 80 W into Calif, exit Donner Pass rd., head towards Donner campground, keep on Donner Pass until Soda Springs road then turn L. Follow Soda Springs road until you get to dirt, follow for approximately 4 miles to collection site, Onion Creek 1862 Comment
  SEINET7451058 Image available Cirsium andersonii F. H. Hillman s.n. Placer Between Truckee and Lake Tahoe Comment
  CDA32835  Cirsium douglasii CDFA Staff Placer Rocklin: Sierra College Blvd. 0 Comment
  UCD43240  Cirsium occidentale C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-13 609 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  UCD21711  Cirsium vulgare Beth Lowe Corbin 1982-8-10 310 Placer Onion Creek campground. In disturbed soil along roadside. Coarse herb 3' high. Flowers purple. Full sun. South facing slope, 10% incline. Common. 1841 Comment
  CAS-BOT-BC228885  Cistanthe umbellata F. Almeda 1993-7-24 7279 Placer About 15 miles SE of Interstate Hwy #80 at Soda Springs on the trail to Upper Sheep Valley 2134 Comment
  POM257249  Clarkia biloba subsp. biloba H. L. Mason 1926-5-28 3270 Placer 5 miles above Auburn. Comment
  POM37817  Clarkia biloba subsp. biloba Marcus E. Jones 1882-7-3 3340 Placer Colfax. Comment
  UCD104053  Clarkia dudleyana Julie Combs 1994-5-14 25 Placer 1/2 mile E of Robie St. along hiking trail. 274 Comment
  UCD71255  Clarkia purpurea Cathleen Chapton 1983-5-28 35 Placer American River Canyon. 213 Comment
  CAS-BOT-BC162495  Clarkia purpurea subsp. purpurea H. M. Hall 1917-5-9 10291 Placer Sacramento Valley, just above Lincoln Comment
  CAS-BOT-BC163362  Clarkia purpurea subsp. purpurea Lincoln Constance 1941-5-28 2821 Placer Two miles north of Lincoln, Sacramento Valley 60 Comment
  UCD104945  Clarkia purpurea subsp. quadrivulnera K. O'Keefe 1995-6-4 s.n. Placer Along Forest Hill Road, about 10 miles E of Auburn, in the Sierra foothills. 500 Comment
  UCR194947  Clarkia purpurea subsp. quadrivulnera George K. Helmkamp, E. A. Helmkamp 2007-5-18 12037 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
  CAS-BOT-BC164735  Clarkia rhomboidea Marcus E. Jones 1882-6-30 2719 Placer Emigrant Gap Comment
  UCD13162  Clarkia rhomboidea Michael Walton 1974-5-25 98 Placer Canyon Way, parallel to U.S. Interstate 80, about 15 miles northeast of Auburn. 609 Comment
  UCD150583  Clarkia rhomboidea James A. Neilson Jr. 1971-7-2 2175 Placer Tahoe Basin, Brockway Springs. 1920 Comment
  CAS-BOT-BC451736  Claytonia lanceolata Betty H. Jorgensen 1944-6-24 490 Placer Cascade Lakes about 6 miles S.W. of Soda Springs Comment
  CAS-BOT-BC229138  Claytonia parviflora subsp. grandiflora Peter H. Raven; G. L. Stebbins, Jr. 1952-4-20 4013 Placer North Fork American River south of Auburn near bridge on Rt. 49 213 Comment
  UCD95617  Clematis lasiantha M. H. Mills 1996-4-12 139 Placer Placer County, 5830 Walden Lane, Loomis. 180 Comment
  CAS-BOT-BC238043  Collinsia Saichi Kawahara 1969-5-24 824 Placer On slope overlooking the north fork of the American River. On the Colfax-Iowa Hill Road between Dinner Tree and Windy Point 585 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
  UC1551949  Collinsia parviflora Aaron Liston 1988-3-14 695 Placer 3.5 mi n of Auburn (Dry Creek Road); Dry Creek Road 450 Comment
  UCD21865  Collinsia parviflora Rex Palmer 1979-6-20 N 344 Placer Headwaters basin area of the North Fork of the American River Comment
  RSA0117249  Collinsia parviflora Peter H. Raven 1958-6-14 13212 Placer West side of Donner Pass 2165 Comment
  POM260419  Collinsia sparsiflora C. Leo Hitchcock 1940-5-14 6396 Placer Meier Ranch, 6 miles north of Colfax. 762 Comment
  RSA481908  Collinsia sparsiflora var. collina Aaron Liston 1988-3-14 696 -1 Placer 3.5 miles N of Auburn; Dry Creek Road. 450 Comment
  UC2044602  Collinsia tinctoria George K. Helmkamp with Elizabeth Helmkamp 2013-6-11 20823 Placer Northern Sierra Nevada Mountains Foothills junction of Yankee Jim's Road and Shirttail Canyon Road, NW of Foresthill. (Colfax 7.5' Q.) Comment
  JEPS4619  Collinsia tinctoria Rimo Bacigalupi 1952-7-20 3873 Placer 6 mi e Iowa Hill (just n of Shirttail Public Camp, near headwaters of Shirttail Creek); Tahoe National Forest 1127 Comment
  SEINET3480263  Collinsia torreyi L. S. Rose 1941-7-18 1918 Placer Lake Tahoe, Lake Tahoe, Chambers Lodge (McKinney) 1900 Comment
  UCD21867  Collinsia torreyi Rex Palmer 1979-6-19 N 260 Placer Headwaters basin area of the North Fork of the American River Comment
  UC885605  Collinsia torreyi var. torreyi Alice Eastwood Jun 15 1912-Jun 19 1912 487 Placer Lake Tahoe Region, Deer Park Deer Park; Lake Tahoe Region, Deer Park Comment
  SBBG8974  Collomia grandiflora E. R. Blakley 1960-9-2 804 Placer mouth of Carnelian Crk, Lake Tahoe 1905 Comment
  UC879748  Collomia grandiflora Lewis S. Rose 1937-7-29 37611 Placer meadows Tahoe Vista 1905 Comment
  UC879759  Collomia heterophylla C. L. Hitchcock 1940-5-7 6347 Placer ca 1 mi w Baxter Comment
  UCR250063  Collomia heterophylla George K. Helmkamp, Mary Alice Barnes 2013-5-3 20473 Placer Foothills, northern Sierra Nevada Mountains, Mosquito Ridge Road, 1.1 miles south of Forest Hill Road 962 Comment
  SEINET2445719  Collomia heterophylla J. M. Tucker 1975-5-24 4351 Placer Ca. 100 yards E of jct of Spring Garden Road with Auburn-Foresthill Road. (or 3.7 miles W of Foresthill). 762 Comment
  CHSC73969  Collomia linearis Susi Urie 1998-8-18 98 -066 Placer Lake Tahoe Basin--National Forest. About 0.2 mi north of Lake Tahoe; meadow complex between Kings Beach and Tahoe Vista. 1901 Comment
  SEINET3861935  Collomia tinctoria Genevieve K. Walden 2009-6-25 207 Placer Off I-80 East before Cisco Grove exit, Blue Lakes Rd. turn off, take a right and park at T intersection with unpaved fire road.; 0 1699 Comment
  UC879804  Collomia tinctoria Alice Eastwood Jun 15 1912-Jun 19 1912 459 Placer Tahoe City Lake Tahoe Region Comment
  UCD13352  Convolvulus arvensis M. Winthrop 1989-6-3 2 Placer Placer Co.;:Dry creek exit off 80. T 12N, R 8E, Sect. 16, SW 1/4. Elev. 1200 ft. 365 Comment
  UCD150752  Convolvulus arvensis James A. Neilson Jr. 1970-10-9 1908 Placer Tahoe Basin, Tahoe City. 1901 Comment
  UCD22065  Corallorhiza maculata Beth Lowe Corbin 1982-8-10 294 Placer 3/4 mile WSW of Onion Creek Campground. SE facing slope, 10% incline. Mostly shade. Uncommon. In deep duff of white fir forest. Plant reddish purple. Flower upper petal yellowish, lower white with red spots. 2023 Comment
  UCD21873  Cordylanthus tenuis Beth Lowe Corbin 1982-8-4 211 Placer 1/3 mile west of Onion Creek campground. 1889 Comment
  JEPS74318  Cordylanthus tenuis subsp. tenuis T. I. Chuang and F. M. Chuang 1974-8-2 7468 Placer just e Alta Lake; Alta Comment
  JEPS88781  Cordylanthus tenuis subsp. tenuis T. I. Chuang and F. M. Chuang 1990-8-11 7820 Placer Gold Run Comment
  OBI9584  Cordylanthus tenuis subsp. tenuis Robert F. Hoover 1967-9-5 10828 Placer Carnelian Bay, Lake Tahoe Comment
  UCR231828  Cordylanthus tenuis subsp. tenuis George K. Helmkamp, E. A. Helmkamp 2010-8-14 16770 Placer Northern Sierra Nevada Mountains, Deadwood Road, 1.2 miles south of its junction wih Forest Hill Road 1564 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
  JEPS33630  Coreopsis stillmanii W. L. Jepson 1938-4-5 18583 Placer 2 mi e Placerville Rd; Auburn Comment
  UC1122775  Cornus nuttallii B. Bolt 1934-7-23 165 Placer end of Traveled Rd. from Westville (Plot #249); Tahoe Nat'l Forest, Colfax Quad. Comment
  SEINET8083566  Cornus nuttallii W. Priest 1956-4-16 s.n. Placer On U.S. Highway 40 just west of Baxter. 1067 Comment
  UCD117335  Cornus sericea subsp. sericea G. K. Helmkamp; E. A. Helmkamp 2007-7-27 12632 Placer Northern Sierra Nevada Mountains: Southeast end of Cisco Grove; along local road just before it passes under Interstate-80. 1744 Comment
  CAS-BOT-BC210550  Cornus sessilis G. R. Vasey 1880-10-1 s.n. Placer Auburn Comment
  CAS-BOT-BC210551  Cornus sessilis D. F. Howe 1948-5-22 45 Placer Unspecified 1219 Comment
  UCD22726  Cornus sessilis K. Pinney 1975-5-24 163 Placer Big Trees. 1 mile south of French Meadows Rd. 1630 Comment
  UCR146867  Cornus sessilis Beecher Crampton 1973-10-2 9020 Placer Sierra Nevada Mountains, Baxter along Canyon Creek 1220 Comment
  RSA0019567  Cornus stolonifera C. B. Wolf 1930-10-10 1727 Placer West slope Sierra Nevada; 1 mile east of Cisco. 1829 Comment
  CDA39023  Coronilla varia D. G. Kelch 2011-10-3 11 .818 Placer Tahoe City. Granlibakken Resort. Comment
  UCD110087  Corylus cornuta subsp. californica D. Sanchez-Mata; P. Rodriguez-Rojo 1997-8-6 s.n. Placer Michigan Bluff-Forest Hill. Michigan Bluff Road. 1070 Comment
  CAS-BOT-BC427940  Crassula tillaea John Thomas Howell; Gordon H. True 1972-3-17 7085 Placer Northern outskirts of Lincoln 48 Comment
  SEINET9353658  Crepis acuminata Unknown 2001-7-15 15939 Placer Placer Comment
  UC31318 Image available Crepis occidentalis Kellogg 1870-6-18 Placer Camp Yuba Sierra Nevada, Cisco; Camp Yuba, Cisco, Placer Co., Sierra Nevada Mts. Comment
  CAS-BOT-BC376453  Crepis occidentalis subsp. conjuncta G. L. Stebbins 1969-7-20 6948 Placer Ridge south of North Fork, American River, between Sailor Canyon and Wildcat Canyon 1950 Comment
  SEINET9336239  Croton setiger Unknown 2010-6-26 16370 Placer Sierra Nevada Mountains Foothills Comment
  UCD22119  Cryptantha Rex Palmer 1979-5-27 N 50 Placer Headwaters basin area of the North Fork of the American River 1889 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
  JEPS126400  Cryptantha affinis Steve Matson 1998-6-23 300 Placer Tahoe north shore; Snow Creek Watershed, Tahoe Vista/Kings Beach; dirt road extension of North Ave. at junction with west fork of Snow Creek. Comment
  UC24998  Cryptantha humilis C. F. Sonne Jul 1 1886-Jul 10 1887 Placer Rocky Peak, on Truckee River Sierra Nevada Mountains, Truckee River Comment
  SEINET6429213  Cryptogramma acrostichoides M. J. Williams 1970-6-23 s.n. Placer [Sierra Nevada] Near Cisco Grove 1722 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
  UCD126294  Cuscuta howelliana F. T. Griggs 1978-5-19 s.n. Placer 3.2 miles south of Lincoln. Comment
  UCD21673  Cymopterus terebinthinus var. californicus Beth Lowe Corbin 1982-8-4 235 Placer 1 1/8 mile NNW of Onion Creek campground. In rocky, fine, sandy soil. Flowers yellowish. Plant ill smelling. Full sun. East facing slope, 20% incline. Common. 2194 Comment
  SACT000820  Cynodon dactylon Josephine Van Ess 1976-7-28 Placer Collected on Wallerga Road. Dry Creek. Streambank. 27.4 Comment
  JEPS99470  Cynoglossum occidentale Steve Matson 1998-8-21 380 Placer Tahoe Vista, 200 m SW of western terminus of North Ave. Tahoe Basin, Snow Creek watershed Comment
  SACT000850  Cynosurus echinatus Michael Baad 1983-5-5 Placer One mile north of placer Hills Road on Milk Ranch Road. 2 miles from Colfax, open hillside, north-facing slope. 609.6 Comment
  SACT000855  Cynosurus echinatus D. Meyer 1983-6-5 Placer On turn-off along roadside. 487.68 Comment
  UCR218221  Cynosurus echinatus George K. Helmkamp, E. A. Helmkamp 2010-6-26 16388 Placer Sierra Nevada Mountains Foothills, junction of Canyon Way and Yankee Jim's Road, east of I-80 between Weimar and Colfax 616 Comment
  UCR258211  Cyperus eragrostis George K. Helmkamp, Elizabeth Helmkamp 2012-10-20 20045 Placer Sierra Nevada Mountains Foothills, North Auburn; unnamed dirt road on east side of CA-49, between Rock Creek Road and Locksley Lane 387 Comment
  UCD124127  Cyperus niger Ellen Dean; Marcel Rejmanek 2012-10-9 7501 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
  UCD35244  Cyperus niger Beecher Crampton 1952-11-9 922 Placer about 6 miles east of Auburn. Comment
  SACT000866  Dactylis glomerata Michael Baad 1977-6-2 Placer Descending from the south of the trail. Riparian area adjacent to North Fork of American River. 853.0 Comment
  RSA183469  Damasonium californicum Lynn Gould 1962-4-17 49 Placer 6 miles W of Roseville on P.F.E. Road. Comment
  SACT000887  Danthonia californica D. Meyer 1983-7-24 Placer Moist, shady roadside. 1036.32 Comment
  UCD60695  Danthonia californica var. americana F. M. Reed and R. L. Pendleton 1907-7-25 1776 Placer Lake Tahoe Region, road near Modjiska Falls, Glen Alpine. 2042 Comment
Read comments
Jun 21 2012
  UCD60697  Danthonia californica var. americana Beecher Crampton 1956-7-17 3731 Placer 1.3 miles north of Blue Canyon. 1524 Comment
  UCD61008  Danthonia californica var. americana E. Wilson 1935-8-11 s. n. Placer Cisco Grove. Comment
  SACT000897  Danthonia unispicata Michael Baad 1976-6-16 Placer Descending down to the North Fork of the American Rver, southwest corner of SEC29. Granite boulders. Comment
  UC710525  Danthonia unispicata John Thomas Howell 1943-7-22 18699 Placer Summit Valley Comment
  SCFS1193  Dasiphora fruticosa E. Krimmel, Michael Hamilton 2013-8-1 Placer NFAm. Chickering Reserve. Meadow with pines past Bailey, on river trail. Comment
  SEINET5338028  Delphinium hesperium R. L. Smith 1942-4-3 s.n. Placer 5 mi. E of Roseville. 122 Comment
  POM199454  Delphinium nuttallianum A. Hardy 1893-1 s.n. Placer [Unspecified] Comment
  JEPS23358  Delphinium variegatum R. E. Arp 1932-4-18 5 Placer Roseville Comment
  CAS-BOT-BC16945  Delphinium variegatum subsp. variegatum Helen Smith 1899-5-1 s.n. Placer Applegate Comment
  CHSC1464  Delphinium variegatum subsp. variegatum 1914-4-1 Placer Near Lincoln. Comment
  UC118531  Dendromecon rigida Katharine Brandegee 1889-7-6 Placer Alta R. R. Embankment Comment
  SACT000917  Deschampsia danthonioides Michael Baad 1983-8-27 Placer On trail between lakes. 2072.64 Comment
  SEINET3927716  Deschampsia danthonioides K. Thorne, J. Chandler 1987-6-26 5437 Placer Truckee River.; 0 Comment
  CHSC73367  Deschampsia elongata L. P. Janeway; Eric Schroder 1998-9-16 6339 Placer Lake Tahoe Basin-National Forest. Meadow on north side of the creek about half way between Buck Lake and McKinney Creek; about 2.2 mi southwest of Lake Tahoe. 2124 Comment
  UC1729992  Deschampsia elongata L. P. Janeway, Eric Schroder 1998-9-16 6339 Placer about 2.2 mi sw of Lake Tahoe (small meadow on n side of the creek about half way between Buck Lake and McKinney Creek, Homewood Quadrangle); Homewood Quadrangle 2124 Comment
  UCD22246  Deschampsia elongata Beth Lowe Corbin 1982-8-5 257 Placer Onion Creek Campground. SW facing slope, 15% incline. Common. Mostly sun. Dry meadow, but more towards stream in mixed conifer forest, in fine, sandy soil. Bunchgrass, forming small, dense tufts. 1841 Comment
  UCR270996  Descurainia incana John F. Emmel 2002-6-23 1757 Placer Sierra Nevada Mountains, northern Lake Tahoe region, Middle Martis Creek 2195 Comment
  UCD22366  Descurainia incana subsp. viscosa Rex Palmer 1979-7-12 N 619 Placer Headwaters basin area of the North Fork of the American River Comment
  UCSB32011  Descurainia incisa 1885-06 Placer Sierra Nevada Mountains Comment
  CAS-BOT-BC43029  Descurainia incisa subsp. incisa Peter Rubtzoff 1976-9-19 8877 Placer Sierra Nevada. Lake Van Norden. 2063 Comment
  UC1126757  Descurainia pinnata H. S. Yates 1934-6-29 3880 Placer near Brockway; Tahoe National Forest, Truckee Quad. 701 Comment
  JEPS111246  Descurainia sophia Steve Matson 2005-6-11 1263 Placer Martis Valley, ca 3 miles southeast of Truckee, Martis Creek Lake National Recreation Area; SW of Parking Area; 339.2950 N, 120.1420 W; Elevation 5850 ft. 1783 Comment
  UC112921  Dicentra formosa Katharine Brandegee 1908-6-5 Placer near Gold Run Comment
  UCD82716  Dicentra formosa Robin McMaster 1973-6-3 432 Placer Lake Spaulding. 1524 Comment
  CAS-BOT-BC402447  Dicentra formosa subsp. formosa Mrs. Chas. E. Miller 1916-8-30 s.n. Placer Emigrant Gap Comment
  SEINET3101750 Image available Dicentra formosa subsp. formosa Marcus E. Jones May? (May has been crossed out and replaced handwriting could not be interpreted) 3302 Placer Emigrant Gap. Comment
  UCD95069  Dicentra formosa subsp. formosa Rolf Y. Berg 1963-6-9 s.n. Placer State Highway 20, ca. 2 miles W of junction with U.S. Highway 40 at Emigrant Gap. Comment
  POM97784  Dicentra uniflora Marcus E. Jones 1902-7-9 s.n. Placer Castle Peak Comment
  CDA32819  Dichelostemma capitatum William J. Ferlatte 1977-3-21 s. n. Placer Rocklin: Corner of China Garden Rd. & Rustic Hills Dr., next to Hwy 80 0 Comment
  UCD139226  Dichelostemma capitatum Craig P. Martz 1982-3-26 40 Placer east side of State Route 65, 1.5 miles north of Galding Road intersection, (1.16 mile north of Markham Ravine). 274 Comment
  UCD139188  Dichelostemma capitatum subsp. capitatum Beecher Crampton 1977-4-3 9467 Placer 3.5 miles north of Auburn, just east of Elder's Corner, Dry Creek Road. Comment
  UCR172650  Dichelostemma capitatum subsp. capitatum George K. Helmkamp, Elizabeth Helmkamp 2006-4-13 10197 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
  SEINET8475422  Dichelostemma capitatum subsp. capitatum P. A. Lehenbauer 1937-4-11 s.n. Placer Auburn. Comment
  SEINET8476701  Dichelostemma capitatum subsp. pauciflorum F. Martin 1962-1 72 Placer 2 miles E of Auburn, North Fork of American River. 274 Comment
  UCD164648  Dichelostemma congestum Brandi Sorensen 1995-5-12 5 Placer 3.5 kilometers north of Auburn. 2.4 kilometers west of Interstate 80. Comment
  UC203707  Dichelostemma volubile C. F. Sonne May 1891 Placer near Auburn Comment
  UCR257101  Dichelostemma volubile George K. Helmkamp, Amy Barnes 2014-4-23 22785 Placer Sierra Nevada Mountains Foothills, Old Forest Hill Road, 0.4 mile northeast of its junction with CA-49 at North Fork American River 290 Comment
  UCD32978  Digitaria ischaemum Beecher Crampton 1965-9-13 7498 Placer Placer County, Gold Run, Interstate Hwy. 80. 975 Comment
  JEPS73981  Digitaria sanguinalis Virginia Bufford 1932-9-9 508 Placer near Colfax; near Colfax Comment
  CHSC3158  Diosma ericoides Gary Dutton 1966-4-29 179 Placer Found 228 Donner Ave. Roseville. Comment
  SEINET14640303  Diplacus kelloggii C. L. Hitchcock 1940-1 6406 Placer 6 mi N of Colfax 762 Comment
  CHSC11108  Diplacus torreyi Lowell Ahart 1966-8-12 Placer Near French Meadows. 1676 Comment
  SBBG66700  Diplacus torreyi M. N. Ackley -Jun-1925 1056 Placer Dutch Flat 1033 Comment
  SEINET14196696  Diplacus torreyi P. B. Kennedy, S. B. Doten 1901-8-18 414 Placer Talbots Home Camp, 7 miles from French Meadows. Comment
  CAS-BOT-BC151675  Diplacus torreyi W. R. Dudley 1909-8-8 s.n. Placer South Yuba River Comment
  CDA39652  Dittrichia graveolens Keith Kohler 2013-10-21 PDR# 310 P0612942 Placer Auburn. 0 Comment
  CAS-BOT-BC128566  Dodecatheon Saichi Kawahara 1969-7-6 1012 Placer East side of house, Mel Henderson Ranch, east bank of Indian Creek 999 Comment
  JEPS59474  Dodecatheon alpinum Ezra Brainerd and Viola B. Baird 1915-7-4 216 Placer along brook Deer Park Sierra Nevada Mts., Deer Park 1920 Comment
  SEINET8561743  Dodecatheon hansenii F. Brunetti 1962-3-17 s.n. Placer 2 miles E of Auburn, above North Fork American River. 274 Comment
  SEINET8561952  Dodecatheon hendersonii R. L. Smith 1942-4-3 11 Placer 10 miles E of Roseville. 152 Comment
  RSA739597  Downingia bicornuta var. bicornuta John Dittes 2003-5-25 2003 -23 Placer Sacramento Valley; approximately 3.3 air-miles south of Lincoln, 0.5 air-miles due east of intersection of State Highway 65 and 12-Bridges Exit. 40 Comment
  UC660004  Downingia bicornuta var. picta Lincoln Constance 1941-5-28 2823 Placer 2 mi n Lincoln; Sacramento Valley 60 Comment
  UC28962  Downingia montana Mrs. M. M. Hardy 1893-1 Placer Comment
  JEPS72056  Draba albertina Gladys L. Smith and Betsy Wilson 1972-6-23 3196 Placer between Tiegel and Meadow Chairlifts (Alpine Meadows); , btw Tiegel and Meadow Chairlifts 2133 Comment
  CAS-BOT-BC41236  Draba nemorosa M. E. Jones 1882-4-9 s.n. Placer Emigrant Gap. Comment
  JEPS86496  Draba novolympica L. R. Heckard with J. Hickman and Alice Howard 1986-7-27 6573 Placer ca 5 mi se Donner Lake (e of Tinker Knob, Sherman Chickering's Soda Springs holdings); se of Donner Lake, Sherman Chickering's Soda Springs 2712 Comment
  POM73945  Draperia systyla Marcus E. Jones 1882-6-29 2815 Placer Emigrant Gap. 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
  SEINET7249205  Draperia systyla George K. Helmkamp, E. A. Helmkamp 2012-1 Placer Comment
  JEPS27433  Drosera rotundifolia C. F. Sonne 1886-8-8 107 Placer canyon above Coldstream Comment
  CAS-BOT-BC401540  Drosera rotundifolia L. S. Smith 1926-6-23 1978 Placer Tahoe National Forest. Squaw Valley Bog 1889 Comment
  CAS-BOT-BC401541  Drosera rotundifolia C. F. Sonne 1886-8-8 107 Placer Sierra Nevada Mts. Canyon above Coldstream Comment
  CAS-BOT-BC159629  Drymocallis glandulosa var. glandulosa Margaret Williams 1974-8-8 74 -P1-17 Placer Murphy's Meadow, 5 miles southeast of Hirschdale - Sierra Nevada 2316 Comment
  CAS-BOT-BC527342  Drymocallis glandulosa var. reflexa A. A. Heller 1917-6-16 12681 Placer Near Dutch Flat 914 Comment
  SEINET6691346  Drymocallis hansenii P. B. Kennedy, S. B. Doten 1901-8-18 417 Placer Talbot's Home Camp, 7 miles from French Meadows Comment
  CAS-BOT-BC157892  Drymocallis lactea var. lactea L. S. Smith 1926-6-24 1981 Placer Tahoe National Forest. Ridge between Whiskey Cr. & Picayune 2438 Comment
  UCD101887  Dudleya cymosa G. K. Helmkamp; Elizabeth Helmkamp 2006-5-13 10424 Placer Northern Sierra Nevada. 2.1 miles S of Auburn, along CA-Hwy 49. 293 Comment
  UCD15156  Dudleya cymosa Phyllis Adams 1982-4-24 22 Placer California, Placer Co.; in the American River Canyon; 365 Comment
  CAS-BOT-BC428206  Dudleya cymosa subsp. cymosa Marcus E. Jones 1882-4-28 3346 Placer Emigrant Gap Comment
  SEINET245838 Image available Echinochloa crus-galli Beecher Crampton 1965-9-13 7497 Placer Gold Run, Interstate Hwy. 80. 975 Comment
  UCD60811  Echinochloa crus-galli Beecher Crampton 1975-9-9 9282 Placer Along Interstate Hwy. 80 W, Alta. 1188 Comment
  SEINET4568131  Echinochloa crus-galli D. Seeber 1980-9-20 s.n. Placer Near American River 366 Comment
  UCD38845  Eleocharis acicularis Beecher Crampton 1958-6-24 4967 Placer Placer County; three miles west of Baxter. Earl Morton Ranch. 1066 Comment
  UCD49595  Eleocharis engelmannii A. A. Heller 1917-8-12 12874 Placer Southern Pacific reservoir west of Emigrant Gap in coarse granite sand, the flat about the pond. Syst. 2: 152. 1817. Comment
  UC698596  Eleocharis macrostachya Alan A. Beetle 1941-6-27 2737 Placer one mile N of, in wet roadside ditch Lincoln Comment
  POM292582  Eleocharis palustris Lyman Benson 1932-7-31 4015 Placer Donner Lake. Sierra Nevada mtn range, Truckee River watershed. 1890 Comment
  CHSC74455  Eleocharis quinqueflora Susi Urie 1998-8-27 98 -122 Placer Lake Tahoe Basin. Middle of Page Meadows; about 2 mi west of Lake Tahoe and Sunnyside. 2121 Comment
  UCD132727  Elodea bifoliata Ramona Robison 2012-6-21 s.n. Placer Auburn State Recreation Area, along banks of Lake Clementine. 219 Comment
  SACT001060  Elymus caput-medusae D. Meyer 1983-5-15 Placer Field at southeast corner. 36.6 Comment
  SEINET10564689  Elymus elymoides Alan A. Beetle 1941-5-25 Beetle 2688 Placer 10 miles west of Colfax, sandy soil under Pinus ponderosa, and Quercus crysolepis. 762 Comment
  SACT001074  Elymus elymoides subsp. californicus James Grove 1977-7-15 Placer 2000.0 Comment
  UC1132962  Elymus elymoides subsp. elymoides B. Bolt 1934-7-17 142 Placer 1/2 mi s Lost Emigrant Mine; Tahoe National Forest, Truckee Quadrangle Comment
  UC1132964  Elymus elymoides subsp. elymoides N. French 1934-6-21 430 Placer Kid Lake Tahoe National Forest, Truckee Quadrangle (nw end) 2011 Comment
  SACT001078  Elymus glaucus D. Meyer 1984-6-7 Placer 667.0 Comment
  SACT001089  Elymus glaucus D. Meyer 1983-8-20 Placer Collected on way to summit off trail at first lake, steep rocky trail with some moist meadow areas. 2000.0 Comment
  SACT001091  Elymus glaucus D. Meyer 1983-8-7 Placer Bike trail behind Tahoe City shopping mall, near lake shore. 1891.0 Comment
  SACT001107  Elymus glaucus Michael Baad 1983-7-23 Placer 1828.0 Comment
  SACT001140  Elymus glaucus D. Meyer 1984-6-23 Placer 17.12 km from I80 Frontage Road, dry roadside. 978.0 Comment
  UC1131688  Elymus glaucus B. Bolt 1934-8-14 174 Placer Red Star Ridge Tahoe National Forest, Truckee Quadrangle (e slope) Comment
  UCD36668  Elymus glaucus Beecher Crampton 1955-6-15 2903 Placer Placer County, Yankee Jims. 807 Comment
  UCD62278  Elymus glaucus Beecher Crampton 1955-6-15 2903 Placer Roadside, Yankee Jim's. 807 Comment
  UCR218234  Elymus glaucus subsp. glaucus George K. Helmkamp, Mary Alice Barnes & Mary Jane Ganibe 2010-7-2 16436 Placer Sierra Nevada Mountains Foothills, Iowa Hill Road, 1.9 miles southeast of its junction with Canyon Way in Colfax 415 Comment
  UCR240900  Elymus glaucus subsp. glaucus George K. Helmkamp, E. A. Helmkamp 2012-6-19 19213 Placer Northern Sierra Nevada Mountains Foothills, Foresthill Road, 2.6 miles east of its junction with Mosquito Ridge Road in Forest Hill 1052 Comment
  POM264448  Elymus multisetus A. A. Beetle 1941-5-26 2688 Placer 10 miles west of Colfax 762 Comment
  CAS-BOT-BC204398  Elymus trachycaulus subsp. trachycaulus John Thomas Howell 1943-7-19 18578 A Placer Summit Valley Comment
  CAS-BOT-BC204399  Elymus trachycaulus subsp. trachycaulus John Thomas Howell 1943-7-19 18578 A Placer Summit Valley Comment
  UCD22261  Elymus trachycaulus subsp. trachycaulus Beth Lowe Corbin 1982-8-3 172 Placer Onion Creek Campground. SW facing slope. Full sun to partial shade. Moderately abundant. Open, dry meadow, more abundant toward the creek. In fine, sandy, granitic soil. Perennial bunchgrass, forming smallish clumps. 1841 Comment
  UCD62695  Elymus trachycaulus subsp. trachycaulus H. S. Yates 1936-8-9 5998 Placer Near Brockway. 1920 Comment
  CDA18048  Elytrigia intermedia K. Connelly 1999-8-2 PDR 1223706 Placer Along side of Rd 8, off of Hwy 89, Truckee. 0 Comment
  UCR218123  Epilobium George K. Helmkamp, E. A. Helmkamp 2010-6-26 16392 Placer Sierra Nevada Mountains Foothills, Yankee Jim's Road in Bunch Canyon, 0.5 mile southeast of its junction with Canyon Way 591 Comment
  RSA448471  Epilobium Wm. Vortriede 1928-1 s.n. Placer Lake Tahoe. [El Dorado or Placer County] Comment
  JEPS127501  Epilobium brachycarpum Steve Matson 1998-6-7 324 Placer nSNH: Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; north side of Highway 267 at base of highway rampart, just west of Martis Creek. Comment
  UCD163424  Epilobium campestre Robert E. Preston 2015-5-29 3001 Placer 1.8 mi SE of Sheridan, 0.5 mi E of Old Hwy 65, 0.25 mi N of Yankee Slough. 33 Comment
  SBBG60114  Epilobium canum subsp. latifolium Milo H. Gates 1879-1 Placer American River Comment
  SEINET12861958  Epilobium canum subsp. latifolium T. Swecker 1971-10-2 s.n. Placer Bank of N. Fork of American River 305 Comment
  UCD75764  Epilobium ciliatum Ellen Dean; M. Bibbo, J. Poloske, M. Starbuck 2008-7-20 5236 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
  UCD21996  Epilobium ciliatum subsp. ciliatum Beth Lowe Corbin 1982-8-5 249 Placer Onion Creek campground. 1841 Comment
  UCD43874  Epilobium ciliatum subsp. ciliatum C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-9 1240 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  CHSC81802  Epilobium ciliatum subsp. glandulosum Lowell Ahart 2001-10-10 9355 Placer French Meadows Reservoir, about 1/4 mile northeast of the boat or trail access area on the northwest side of the reservoir, about 3/4 mile southwest of the bridge across the Middle Fork of the American River, about 1 3/4 miles southwest of Ahart Camp, about 22 miles (air) northeast of Forest Hill. Along river. 1591 Comment
  UC572238  Epilobium ciliatum subsp. glandulosum H. S. Yates 1936-8-9 5989 Placer 2 mi sw Martis Peak; Tahoe National Forest, Truckee Quadrangle 2286 Comment
  UCD44551  Epilobium ciliatum subsp. glandulosum C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1917 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
  UCR257720  Epilobium ciliatum subsp. glandulosum George K. Helmkamp, Elizabeth Helmkamp 2012-10-16 20037 Placer Sierra Nevada Mountains Foothills, city of North Auburn, corner of Locksley Lane and CA-49 384 Comment
  UCD163425  Epilobium cleistogamum Robert E. Preston 2015-5-29 3002 Placer 1.8 mi SE of Sheridan, 0.5 mi E of Old Hwy 65, 0.25 mi N of Yankee Slough. 33 Comment
  CDA13696  Epilobium densiflorum G. F. Hrusa, J. Glazner 1997-8-3 14056 Placer Sierra Nevada; Corner of Hwy 89 & Squaw Valley Rd. 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
  CDA25021  Epilobium densiflorum J. Glazner 2000-9-2 s.n. Placer Lake Tahoe; Moist area betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1889 Comment
  SEINET6637354 Image available Epilobium hallianum A. A. Heller 1919-7-25 13302 b Placer near Yuba River below Cisco 1676 Comment
  UCD42802  Epilobium hallianum C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-23 168 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  UCD44499  Epilobium hallianum C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1865 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  UCD43798  Epilobium hornemannii C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-7 1164 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  UCD150704  Epilobium obcordatum James A. Neilson Jr. 1970-8-5 1736 Placer Tahoe Basin, North Ward Creek. 2042 Comment
  UCD150705  Epilobium obcordatum James A. Neilson Jr. 1970-9-6 1874 Placer Tahoe Basin, South Ward Creek ridge. 2438 Comment
  UCR148825  Epilobium obcordatum G. Fred Hrusa, J. Glazner 2001-7-15 15949 Placer Northern Sierra Nevada Mountains, Near summit of Crows Nest Peak, immediately west of Sugarbowl 2378 Comment
  JEPS59475  Epilobium oregonense Ezra Brainerd and Viola B. Baird 1915-7-22 217 Placer bog opposite Waltons (by river); Sierra Nevada Mts., Truckee River 1905 Comment
  UCD162941  Epilobium saximontanum C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 2058 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  UCD44510  Equisetum arvense C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1876 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  CHSC97723  Eragrostis Lowell Ahart 2007-11-13 14599 Placer East side of a shallow ditch, on the west side of Camp Far West Road, at the north edge of the town of Sheridan. 35 Comment
  UCD64356  Eragrostis pectinacea Beecher Crampton 1967-7-26 8161 Placer 2.5 miles SW of Applegate, Interstate Hwy. 80W, junction of Meadow Vista Road. 487 Comment
  CAS-BOT-BC284068  Eragrostis pectinacea var. pectinacea Catherine Best 1984-8-11 1035 Placer South campground, Camp Far West Reservoir, Sierra Nevada 91 Comment
  RSA102080  Eremocarpus setiger John H. Redfield 1872-8-7 334 Placer Alta, Sierra Nevada. Comment
  JEPS109407  Eremogone aculeata D. W. Taylor 2010-8-10 20990 B Placer Martis Peak, near the Nevada State Line in the headwaters of Juniper Creek. Comment
  CAS-BOT-BC286643  Ericameria bloomeri L. R. Abrams 1917-9-11 6776 Placer Truckee 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
  UC1119757  Ericameria nauseosa var. speciosa B. Bolt 1934-8-23 199 Placer Mt. Mildred Tahoe National Forest, Truckee Quadrangle, Mt. Mildred 2468 Comment
  RSA531312  Ericameria suffruticosa Walter Wisura, Tom Hayduk, Q. Junzhuan 1991-8-22 4543 Placer Squaw Valley beyond upper cable car stn. on top of rocky ridge. Comment
  CAS-BOT-BC296767  Erigeron coulteri John Thomas Howell 1943-7-21 18635 Placer Donner Pass to Mt. Lincoln Comment
  UC1191221  Erigeron coulteri Herbert L. Mason 1939-8-3 12204 Placer n of Lake Tahoe (Squaw Creek Valley); Squaw Creek Valley 1889 Comment
  UCD43895  Erigeron coulteri C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-9 1261 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  UC203749  Erigeron coulteri A. A. Heller 1917-8-13 12879 Placer 2118 Comment
  CHSC69471  Erigeron filifolius var. filifolius James D. Jokerst 1988-6-6 3007 Placer Long Creek Hydro Project, ca. 1 mi W of Ramsey Crossing, N of Long Canyon Creek. Comment
  CAS-BOT-BC300665  Erigeron foliosus var. hartwegii G. K. Helmkamp; E. A. Helmkamp 2010-6-26 16391 Placer Sierra Nevada Mountains Foothills: Yankee Jim's Road in Bunch Canyon, 0.5 mile southeast of its junction with Canyon Way 591 Comment
  UC148937  Erigeron glacialis var. glacialis H. M. Hall 1910-7-11 8754 Placer near Cisco Comment
  CAS-BOT-BC300822  Erigeron glacialis var. glacialis C. F. Sonne 1884-8-24 151 Placer Sierra Nevada Mts. Canyon above Coldstream Comment
  CAS-BOT-BC295203  Erigeron inornatus A. A. Heller 1916-8-13 12895 Placer Summit Station 2133 Comment
  SEINET3246091  Erigeron inornatus var. inornatus G. K. Helmkamp, E. A. Helmkamp 2007-1 12628 Placer Northern Sierra Nevada Mountains: Southeast of Cisco Grove; along local road just before it passes under Interstate-80. 1743 Comment
  UCD21887  Erigeron peregrinus Rex Palmer 1979-6-20 N 353 Placer Headwaters basin area of the North Fork of the American River Comment
  UCD21885  Erigeron peregrinus var. angustifolius Beth Lowe Corbin 1982-8-10 291 Placer 3/4 mile WSW of Onion Creek campground. In fine, sandy and organic soil. Small meadow in White Fir forest. Ray flowers pale purple, disc yellow. Partila sun. SE facing slope, 10% incline. Common. 2023 Comment
  CAS-BOT-BC295969  Erigeron philadelphicus Mrs. H. M. Mitchell 1923-4-26 s.n. Placer Gold Run Comment
  CAS-BOT-BC216227  Eriodictyon californicum Margaret J. Williams 1984-6-24 84- 65 -2 Placer 0.3 mi in from Hwy 20, on Bowan Lake Road 1524 Comment
  CDA19537  Eriodictyon californicum M. I. Wibawa, G. F. Hrusa, J. Glazner 2002-5-22 251 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
  UC1124297  Eriodictyon californicum B. Bolt 1934-7-4 81 Placer Sawtooth Ridge; Tahoe National Forest, Colfax Quadrangle Comment
  UCR250079  Eriodictyon californicum George K. Helmkamp, Mary Alice Barnes 2013-5-3 20500 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
  UCD119308  Eriodictyon lobbii W. H. Johnson 1958-11-14 s.n. Placer U.S. Highway 40, near Blue Canyon. 1584 Comment
  UCD22025  Eriodictyon lobbii Beth Lowe Corbin 1982-8-3 197 Placer Hill west of Onion Creek Campground. Locally abundant. Full sun, SW facing slope. In fine, sandy, granitic soil of disturbed slide area. Perennial herb, stems somewhat decumbent. Flowers dark purple. 1853 Comment
  UCD21942  Eriogonum Beth Lowe Corbin 1982-8-4 219 Placer 1/4 mile NW of Onion Creek campground. In rocky, fine, sandy soil. Opening in montane chaparral. Perennial forming a thick mat. Flowers creme colored. Full sun. SW facing slope, 15% incline. Uncommon. 1950 Comment
  CDA12393  Eriogonum incanum G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8521 A Placer Lake Tahoe; Head of Ward Valley. Comment
  JEPS72790  Eriogonum incanum Gladys L. Smith 1972-6-20 3254 Placer slope just below Ward Peak summit 2628 Comment
  UCD22137  Eriogonum incanum Rex Palmer 1979-6-19 N 237 Placer Headwaters basin area of the North Fork of the American River Comment
  CAS-BOT-BC259348  Eriogonum lobbii Alice Eastwood 1909-1-1 228 Placer Lake Tahoe Region. Squaw Creek Comment
  CAS-BOT-BC259349  Eriogonum lobbii A. A. Heller 1917-8-14 12923 Placer Mt. Lincoln south of Summit Valley 2499 Comment
  CDA16814  Eriogonum lobbii G. F. Hrusa, J. Glazner 2001-7-15 15953 Placer Sierra Nevada; Crows Nest Pk. immed. W of Sugarbowl. 2377 Comment
  UCD21612  Eriogonum lobbii E. Dean; M. Starbuck, C. Tresan, S. Tresan 2001-6-30 1280 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. Open W-facing granite slope at tree-line, ascending ridge. 2300 Comment
  SEINET5330422  Eriogonum lobbii W. D. Billings 1951-8-12 2142 Placer just W. of highway maint. Sta., Donner Summit, Sierra Nevada, 2195 Comment
  SEINET3405037 Image available Eriogonum luteolum var. pedunculatum Marcus E. Jones 1882-7-3 2840 Placer Colfax Comment
  POM117510  Eriogonum marifolium Marcus E. Jones 1882-6-28 s.n. Placer Emigrant Gap. Comment
  CAS-BOT-BC263288  Eriogonum marifolium var. marifolium Miss. T. V. Raphael 1923-7-6 s.n. Placer Cisco Comment
  CAS-BOT-BC263289  Eriogonum marifolium var. marifolium Alice Eastwood 1912-6-15 425 Placer Deer Park, Lake Tahoe Region Comment
  CAS-BOT-BC263290  Eriogonum marifolium var. marifolium Alice Eastwood 1909-1-1 258 Placer Lake Tahoe Region. Deer Park Comment
  CAS-BOT-BC263291  Eriogonum marifolium var. marifolium Alice Eastwood 1909-1-1 300 Placer Lake Tahoe Region. Deer Park Comment
  CAS-BOT-BC263286  Eriogonum marifolium var. marifolium Le Roy Abrams 1911-7-27 4771 Placer Lake Tahoe Region. Lake Valley 1950 Comment
  UCD21937  Eriogonum nudum Beth Lowe Corbin 1982-8-3 177 Placer Onion Creek campground. In fine, sandy, granitic soil. Somewhat disturbed area in dry, open meadow. Mostly sun. Moderately common. Southwest facing slope. 1841 Comment
  UCD22130  Eriogonum nudum var. deductum Rex Palmer 1979-7-25 N 689 Placer Headwaters basin area of the North Fork of the American River Comment
  CAS-BOT-BC264813  Eriogonum nudum var. deductum F. A. Mac Fadden 1934-7-1 12557 Placer Canyon Creek, Monte Vista Comment
  UCR241761  Eriogonum nudum var. nudum George K. Helmkamp, Mary Alice Barnes, E. A. Helmkamp 2012-9-8 19807 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
  CDA12220  Eriogonum nudum var. pubiflorum G. F. Hrusa 1993-11-3 11465 Placer Sierra Nevada; Mosquito Ridge Road approx. 12 miles E of Foresthill. Comment
  SD22519  Eriogonum nudum var. pubiflorum Susan G. Stokes 1932-7-30 Placer Sacramento to Grass Valley Comment
  CAS-BOT-BC266843  Eriogonum ovalifolium var. nivale L. S. Smith 1928-7-18 2479 Placer Ward Peak among rocks, top ridge, Tahoe Forest 2438 Comment
  CAS-BOT-BC269937  Eriogonum spergulinum var. reddingianum Margaret Williams 1974-8-8 74 -Pl-3 Placer Murphy's Meadow, 5 miles southeast of Hirschdale 2316 Comment
  CDA15882  Eriogonum spergulinum var. reddingianum G. F. Hrusa, L. Serafini 1993-6-29 11258 Placer S side of French Meadows Reservoir immediately below dam. Comment
  JEPS126334  Eriogonum spergulinum var. reddingianum Steve Matson 2000-6-24 451 Placer nSNH; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; north of Highway 267, west of Martis Creek. Comment
  JEPS59507  Eriogonum spergulinum var. reddingianum Ezra Brainerd and Viola B. Baird 1915-7-23 263 Placer Tahoe City Sierra Nevada Mts., Tahoe City 1905 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
  UC1395167  Eriogonum spergulinum var. reddingianum James L. Reveal 1971-6-23 2478 Placer about 2 mi s Truckee (along California Highway 89, at Granite Flat Camground); Granite Flat Camground Comment
  RSA790194  Eriogonum umbellatum James R. Shevock 1985-8-9 11335 Placer Tahoe National Forest, Granite Chief Wilderness. Along trail 16E10 above Picayune Valley. 2200 Comment
  CAS-BOT-BC265152  Eriogonum umbellatum var. nevadense Lewis S. Rose 1938-9-14 38257 Placer South Fork of Yuba River, Cisco 1615 Comment
  CHSC67683  Eriogonum umbellatum var. nevadense James D. Jokerst 1986-7-13 2714 Placer Trail from The Cedars, SW of Donner Lake, stop along trail S of Middle Fork American River, on bedrock. 1859 Comment
  UC6504  Eriogonum umbellatum var. nevadense C. J. Fox Jr. July 1895 Placer near Deer Park Inn Comment
  UCD21935  Eriogonum umbellatum var. nevadense Rex Palmer 1979-6-10 N 182 Placer Headwaters basin area of the North Fork of the American River Comment
  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-BC262230  Eriogonum ursinum Alice Eastwood 1909-1-1 298 Placer Lake Tahoe Region, Deer Park 1889 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
  UC6507  Eriogonum ursinum Miss M. E. Parsons Aug. 1896 Placer Deer Park Lake Tahoe, Deer Park Comment
  CHSC67687  Eriogonum ursinum var. ursinum James D. Jokerst 1986-7-13 2713 Placer Trail from The Cedars, SW of Donner Lake, stop along trail S of Middle Fork American River. 1859 Comment
  UCR207105  Eriogonum ursinum var. ursinum George K. Helmkamp, E. A. Helmkamp 2009-7-16 15227 Placer Sierra Nevada Mountains, Forest Hill Road, 26.1 miles northeast of the city of Foresthill, c. 3/4 mi. NW of Sailor Flat 2020 Comment
  CAS-BOT-BC261800  Eriogonum wrightii var. subscaposum F. A. M. 1934-8-10 12857 Placer Cisco Comment
  JEPS56105  Eriogonum wrightii var. subscaposum Leland S. Smith 1925-1-1 1733 Placer Truckee River drainage Tahoe National Forest, Truckee River drainage Comment
  RSA789733  Eriogonum wrightii var. subscaposum James R. Shevock 1985-8-9 11333 Placer Tahoe National Forest, Granite Chief Wilderness. Along trail 16E10 above Picayune Valley. 2200 Comment
  UCD101553  Eriogonum wrightii var. subscaposum Tamara Kan 1992-7-20 s.n. Placer east slope of Silver Peak in open habitat. 2316 Comment
  UCR201908  Eriogonum wrightii var. subscaposum George K. Helmkamp, E. A. Helmkamp 2008-8-20 14023 Placer Northern Sierra Nevada Mountains, Donner Pass Road on the west side of Donner Pass and east of Norden 2149 Comment
  UCR193399  Eriophyllum lanatum var. achilleoides George K. Helmkamp, E. A. Helmkamp 2007-5-30 12198 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 17 miles east of its junction with Forest Hill Road in Foresthill, NW of Ditch Camp 963 Comment
  UCR209733  Eriophyllum lanatum var. croceum George K. Helmkamp, E. A. Helmkamp 2009-8-12 15422 Placer Sierra Nevada Mountains, Forest Hill Road, 20.5 miles northeast of the city of Foresthill 1662 Comment
  UCR215986  Eriophyllum lanatum var. croceum George K. Helmkamp, Amy Barnes 2009-7-12 15185 Placer Sierra Nevada Mountains, along Foresthill Road 10.3 miles northeast of the town of Foresthill 1370 Comment
  CAS-BOT-BC301407  Eriophyllum lanatum var. grandiflorum H. M. Hall 1916-6-3 10147 Placer Near Rocklin, (E. side Sacramento Valley) 121 Comment
  RSA757089  Eriophyllum lanatum var. grandiflorum George K. Helmkamp, E. A. Helmkamp 2009-7-16 15198 Placer Foresthill Road, 20.3 miles northeast of the city of Foresthill. 1704 Comment
  UC194928  Eriophyllum lanatum var. grandiflorum H. M. Hall 1916-6-3 10147 Placer near Rocklin; east side Sacramento Valley 121 Comment
  UC896353  Eriophyllum lanatum var. grandiflorum A. A. Heller 1917-6-19 12745 Placer 4 mi e of Colfax Comment
  UCD132209  Eriophyllum lanatum var. grandiflorum A. S. Crafts 1926-5-1 785 Placer American River Canyon. Comment
  CAS-BOT-BC308246  Eriophyllum lanatum var. integrifolium M. E. Jones 1882-6-27 s.n. Placer Emigrant Gap Comment
  CAS-BOT-BC308248  Eriophyllum lanatum var. integrifolium Dr. E. C. Van Dyke 1915-7-1 s.n. Placer Lake Tahoe Region Comment
  CAS-BOT-BC308249  Eriophyllum lanatum var. integrifolium Elizabeth Parsons Hawver 1911-8-19 s.n. Placer Madden Creek, Ellis Peak Ridge, Lake Tahoe Region Comment
  UC1118249  Eriophyllum lanatum var. integrifolium H. S. Yates 1934-6-29 3883 Placer near Brockway; Tahoe National Forest, Truckee Quadrangle Comment
  UC31786  Eriophyllum lanatum var. integrifolium C. J. Fox Jr. 1895-7-1 Placer near Squaw Peak Comment
  UCD132224  Eriophyllum lanatum var. integrifolium G. K. Helmkamp; E. A. Helmkamp 2007-7-27 12631 Placer Northern Sierra Nevada Mountains: Southeast end of Cisco Grove; along local road just before it passes under Interstate-80. 1744 Comment
  UCD127484  Eryngium castrense R. A. Blanchard 1931-5-9 2191 Placer Roseville. Comment
  SEINET5342763  Erysimum capitatum L. Miller 1934-6-10 s.n. Placer Lake Tahoe, near Homewood. Comment
  UC128132  Erysimum perenne Miss Harriet A. Walker 1908-7-25 1421 Placer Cisco 1810 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
  SEINET5725086 Image available Erythronium grandiflorum K. Pinney 1975-1 162 Placer 1 mile south of Placer County Big Trees Monument on French Meadows Road.; Big Trees Monument Comment
  UC1533102  Erythronium purpurascens Jon Winter 1970-7 Placer Duncan Peak Lookout Station Tahoe Nat'l Forest 2189 Comment
  CAS-BOT-BC403342  Eschscholzia californica Alice Eastwood 1921-5-22 10585 Placer Between Lincoln and Sheridan Comment
  UC894600  Eucephalus breweri A. A. Heller 1916-8-13 12908 Placer Summit Hotel 2133 Comment
  UCD131638  Eucephalus breweri Frederica Bowcutt 1994-7-22 1945 Placer Sierra Nevada Mountains, Tahoe Basin, Northshore between Truckee and Tahoe City, Squaw Valley ski resort. Near High Camp at pond construction site. 2438 Comment
  UCR231852  Eucephalus breweri George K. Helmkamp, E. A. Helmkamp 2010-8-14 16768 Placer Northern Sierra Nevada Mountains, Deadwood Road, 1.2 miles south of its junction wih Forest Hill Road 1564 Comment
  UCR257733  Eucephalus breweri George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19517 Placer Northern Sierra Nevada Mountains, Sugar Bowl Road, 0.4 mile south of its junction with Donner Pass Road, just west of Lake Mary 2136 Comment
  CDA33332  Euphorbia epithymoides J. Honeycutt 2010-6-25 PDR# 1332623 Placer Tahoma; Hwy 89 right-of-way 0 Comment
  UCR259878  Euphorbia nutans George K. Helmkamp, Elizabeth Helmkamp 2013-11-2 22463 Placer Sacramento Valley, Highway CA-193 (Lincoln-Newcastle Hwy) at the junction with Gold Hill Road, 3.8 miles northwest of US-80 114 Comment
  SD113557  Euphorbia ocellata Darley F. Howe 1960-9-18 2972 Placer 2 miles north of Auburn 519 Comment
  RSA433511B  Euphorbia spathulata Anonymous 1900-5-27 s.n. Placer Duncan Comment
  UC203811  Eurybia integrifolia A. A. Heller 1917-8-13 12906 Placer near Summit hotel 2133 Comment
  JEPS126391  Eurybia radulina Steve Matson 1997-8-17 175 Placer nSNH; Tahoe north shore; Snow Creek Watershed, Tahoe Vista/Kings Beach; Middle Fork Snow Creek above golf course along trails. Comment
  UC193318  Eurybia radulina C. F. Sonne 1883-9-16 Placer Woods along Truckee River Truckee River Comment
  CAS-BOT-BC413873  Fallopia convolvulus John Thomas Howell; Gordon H. True 1968-6-9 44503 Placer Near Auburn 457 Comment
  UCSC000036  Festuca elmeri Gray unknown s.n. Placer Cisco - Pacific Slope Comment
  UCD43174  Festuca idahoensis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-20 543 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  SACT001166  Festuca occidentalis Michael Baad 1983-7-15 Placer Along trail between Hell Hole Guard Station and Cottonwood Creek on northwest side of Hell Hole Reservoir. 1524.0 Comment
  UC1131986  Festuca occidentalis G. T. Nordstrom 1934-6-19 119 Placer 0.5 mi ne Mouth of Monumental Creek; Tahoe National Forest, Colfax Quad. 1463 Comment
  UCR249531  Festuca perennis George K. Helmkamp, Amy Barnes 2013-3-28 20287 Placer Eastern Sacramento Valley, along 10th Street/Ranch House Rd., 0.6 mile south of its junction with Riosa Road in Sheridan 43 Comment
  SACT001193  Festuca rubra D. Meyer 1983-8-7 Placer 4.6 miles south of county line. Roadside. 1758.0 Comment
  SACT001218  Festuca rubra D. Meyer 1984-7-21 Placer on road near golf course. 2000.0 Comment
  CAS-BOT-BC282535  Festuca thurberi W. R. Dudley 1900-6-28 s.n. Placer Tallac Comment
  SACT001206  Festuca viridula Michael Baad 1976-8-7 Placer 2072.0 Comment
  SACT001214  Festuca viridula Michael Baad 1976-7-17 Placer 2 miles west of Alpine Meadows Ski Area and 6 miles west of Tahoe City 2000.0 Comment
  JEPS127415  Floerkea proserpinacoides Steve Matson 2004-7-13 1052 Placer Tahoe Basin west shore; Ward Canyon. Comment
  CAS-BOT-BC447510  Fragaria virginiana var. platypetala Lewis S. Rose 1944-7-12 44098 Placer Chambers Lodge, Lake Tahoe 1920 Comment
  CAS-BOT-BC447511  Fragaria virginiana var. platypetala Alice Eastwood 1912-6-15 402 Placer Deer Park, Lake Tahoe Region Comment
  CAS-BOT-BC53544  Frangula californica subsp. tomentella Alice Eastwood 1913-7-3 s.n. Placer Bear River, McCourtneys Bridge Comment
  CAS-BOT-BC53550  Frangula californica subsp. tomentella C. Hart Merriam 1911-11-4 s.n. Placer Colfax Comment
  SD81185  Frangula californica subsp. tomentella D. F. Howe 1971-6-29 Placer 1.4 miles east of Forest Hill 1096 Comment
  UCD74250  Frangula rubra Jennifer W. Burt 2005-7-11 150 Placer Powder Bowl' abandoned ski area (South of Alpine Meadow Road off Hwy 89 near Alpine Meadows) - collected from coniferous forest near abandoned ski runs. 1988 Comment
  CAS-BOT-BC55706  Frangula rubra subsp. obtusissima Carl B. Wolf 1930-10-11 1730 Placer W. slope Sierra Nevada. 4 mi. W. of Emigrant Gap 1524 Comment
  CAS-BOT-BC55707  Frangula rubra subsp. obtusissima Carl B. Wolf 1930-10-11 1730 Placer W. slope Sierra Nevada. 4 miles West of Emigrant Gap 1524 Comment
  SD10096  Frangula rubra subsp. obtusissima Brandegee Sept 1888 Placer Blue Canyon Comment
  CAS-BOT-BC55784  Frangula rubra subsp. rubra John Thomas Howell; Gordon H. True 1968-6-9 44514 Placer Alta 1066 Comment
  CAS-BOT-BC504552  Fritillaria atropurpurea Alice Eastwood 1909-1-1 s.n. Placer Sunnyside, Lake Tahoe region Comment
  POM260073  Fritillaria recurva C. L. Hitchcock 1940-5-7 6308 Placer 1 mile west of Baxter Comment
  UC843909  Fritillaria recurva C. L. Hitchcock 1940-5-7 6308 Placer 1 mi w of Baxter Comment
  CAS-BOT-BC504447  Fritillaria recurva Miss Francis D. Patterson 1921-4-1 s.n. Placer Dutch Flat Comment
  UCD121694  Galium aparine G. K. Helmkamp; E. A. Helmkamp 2007-5-23 12064 Placer Northern Sierra Nevada Mountains: Humbug Canyon Road, 0.2 mile northwest of Forest Hill Road, generally southwest of Westville. 1576 Comment
  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
  SD146164  Galium bifolium G. K. Helmkamp, E. A. Helmkamp, A. Kerchner 1999-6-29 5021 A Placer Northern Sierra Nevada Range: N of Hwy I-80 at west exit to Donner Lake; opening to Negro Canyon 2134 Comment
  SDSU9323  Galium bolanderi D. F. Howe 1971-6-29 4748 Placer 1.4 miles E of Forest Hill. 1097 Comment
  UCR231820  Galium bolanderi George K. Helmkamp, E. A. Helmkamp 2010-8-11 16766 Placer Northern Sierra Nevada Mountains Foothills, Finning Mill Road, 3.7 miles north of Forest Hill Road 1140 Comment
  UCR249615  Galium bolanderi George K. Helmkamp, Elizabeth Helmkamp 2013-6-11 20840 Placer Northern Sierra Nevada Mountains Foothills, Yankee Jim's Road, 0.1 mile northwest of its junction with Spring Garden Road 738 Comment
  JEPS6434  Galium bolanderi R. Bacigalupi with A. Hawkes, J. Hunziker, G. Stebbins, D. Zohary and H. Stutz, and F. Ehrendorfer 1952-7-19 3860 Placer along river directly below Cape Horn (1/2 mi above bridge on Colfax-Iowa Hill rd); North Fork of the American River 381 Comment
  UCD22292  Galium grayanum Beth Lowe Corbin 1982-8-12 333 Placer 1/8 mile NE of Onion Creek Campground. 1844 Comment
  POM303632  Galium grayanum var. grayanum J. T. Howell 1943-7-26 18840 Placer Mt. Lincoln. Comment
  SEINET11616247  Galium grayanum var. grayanum W. D. Billings 1950-7-30 1920 Placer NE side of Squaw Peak, Sierra Nevada 2560 Comment
  UC28217  Galium grayanum var. grayanum Kellogg 1870-1-1 Placer near Cisco Comment
  UCR190846  Galium parisiense George K. Helmkamp, E. A. Helmkamp 2007-5-23 12064 Placer Northern Sierra Nevada Mountains, Humbug Canyon Road, 0.2 mile northwest of Forest Hill Road, generally southwest of Westville 1576 Comment
  CAS-BOT-BC539314  Galium sparsiflorum G. Ledyard Stebbins 1976-7-3 7670 Placer Big Crater [exact location unknown] Comment
  POM367849  Galium tricornutum Fay A. MacFadden 1934-7-2 12582 Placer N Fork of N Fork of American River, Rawhide Mine Alta. Comment
  UCSB45738  Galium tricornutum Reisentz, Paul 1979-5-11 Placer Vernal pools; 1 mile south of Sheridan on Highway 65 Comment
  OBI58654  Gamochaeta coarctata David J. Keil, with Kathleen A. Keil 1999-7-17 28376 Placer Along N Fork of Cosumnes River at Little Canyon Road ford. 457 Comment
  UCD66547  Gastridium phleoides Beecher Crampton 1977-6-11 9499 Placer 3.5 mis. n.e. of Auburn, Dry Creek Road just east of Elder's Corners. Comment
  SACT001229  Gastridium ventricosum Michael Baad 1983-7-15 Placer 1.8 miles east of junction with road to Brushy Springs Station. Open rocky slopes. 1524.0 Comment
  SACT001232  Gastridium ventricosum D. Meyer 1983-7-24 Placer Moist shady roadside. 1036.32 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
  UCD18251  Gayophytum diffusum E. A. Dean; N. Wymer, T. and M. Starbuck 1998-8-15 463 Placer NW shore of Lake Tahoe, W of Hwy 89, S of Donner Lake, upper slopes and meadows of Squaw Valley Ski Resort. 2499 Comment
  CDA12404  Gayophytum diffusum subsp. parviflorum G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8532 Ab Placer Lake Tahoe; N side of upper Ward Valley, 4 mi SW of Tahoe City. Comment
  CDA15964  Gayophytum diffusum subsp. parviflorum G. F. Hrusa, J. Glazner 1999-7-17 15125 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 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
  RSA750433  Gayophytum diffusum subsp. parviflorum George K. Helmkamp, E. A. Helmkamp 2008-8-20 14013 Placer Rainbow exit south from US-80 and east of Big Bend, adjacent to the South Yuba River 1811 Comment
  RSA7825489  Gayophytum diffusum subsp. parviflorum George K. Helmkamp, Amy Barnes 2009-7-12 15183 Placer Along Foresthill Road 10.3 miles northeast of the town of Foresthill 1370 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
  UCR171343  Gayophytum diffusum subsp. parviflorum George K. Helmkamp, E. A. Helmkamp 2005-10-1 9988 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
  UCR201522  Gayophytum diffusum subsp. parviflorum George K. Helmkamp, E. A. Helmkamp 2008-8-20 14013 Placer Northern Sierra Nevada Mountains, Rainbow exit south from US-80 and east of Big Bend, adjacent to the South Yuba River 1811 Comment
  CHSC74242  Gayophytum heterozygum Susi Urie; Eric Schroder 1998-9-8 98 -274 Placer Lake Tahoe Basin--National Forest. Meadow complex on north side of Ward Creek about 3.1 mi west of Lake Tahoe and Sunnyside. 2017 Comment
  UCR232232  Gayophytum heterozygum George K. Helmkamp, E. A. Helmkamp 2010-7-28 16646 Placer Northern Sierra Nevada Mountains, Forest Hill Road at Hidden Treasure Road, 10.4 miles northeast of the city of Foresthill 1384 Comment
  OBI12031  Gayophytum humile Robert F. Hoover 1967-9-5 10842 Placer Carnelian Bay, Lake Tahoe Comment
  UCD22098  Gayophytum humile Rex Palmer 1979-6-21 N 384 Placer Headwaters basin area of the North Fork of the American River Comment
  UCD168201  Gentiana calycosa Albert Grigarick 2014-8-2 373 Placer Alpine Meadows Ski Resort 1/2 mile up trail to Estelle Lake. 2282 Comment
  UC197392  Gentiana newberryi C. F. Sonne Sep 1894 Placer Summit Valley Sierra Nevada Mountains 2133 Comment
  JEPS47058  Gentianopsis simplex Rowena Beans 1914-9-7 Placer w. of Tahoe Tavern 2 mi., Lake Tahoe Lake Tahoe Comment
  SD241827  Geranium molle G. K. Helmkamp, E. A. Helmkamp 2012-3-31 18648 Placer Sacramento Valley: along CA-193, 0.1 mile west of its junction with Sierra College Blvd. (Gold Hill 7.5'Q) 88 Comment
  UCD43906  Geum macrophyllum C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-9 1272 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  UCD44475  Geum macrophyllum C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1841 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  CAS-BOT-BC459366  Geum macrophyllum Grant 1906-7-15 7022 Placer Tahoe Tavern, Lake Tahoe Comment
  SD43633  Gilia capitata Darley F. Howe 1948-5-23 1849 Placer American River 305 Comment
  UCR207858  Gilia capitata subsp. mediomontana George K. Helmkamp, E. A. Helmkamp 2009-4-22 14563 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
  SEINET7963104 Image available Gilia gilioides L. S. Rose 1941-1 41299 Placer Chambers Lodge (McKinney), Lake Tahoe 640 Comment
  SDSU3084  Gilia leptalea Darley Howe 1978-7-14 Placer Along state HWY 20, 29 miles west of Truckee. 1646 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
  SACT001259  Glyceria elata D. Meyer 1984-7-8 Placer Very moist streambank under bridge. 1290.0 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-BC307364  Gnaphalium palustre Mrs. Chas. E. Miller 1916-8-30 s.n. Placer Emigrant Gap Comment
  CAS-BOT-BC307366  Gnaphalium palustre H. L. Mason 1932-9-9 7175 Placer Cisco Comment
  CAS-BOT-BC307368  Gnaphalium palustre Katharine Brandegee 1917-8-1 s.n. Placer Cisco Comment
  CHSC73932  Gnaphalium palustre Susie Urie 1998-8-19 98 -085 Placer Lake Tahoe Basin--National Forest. About 0.2 mi north of Lake Tahoe; meadow complex between Kings Beach and Tahoe Vista. 1901 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
  JEPS126381  Gnaphalium palustre Steve Matson 1997-7-1 114 Placer Tahoe north shore; Snow Creek Watershed, Tahoe Vista/Kings Beach; on north side of pond near Highway 28. Comment
  JEPS126423  Gnaphalium palustre Steve Matson 2003-6-29 821 Placer nSHN; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; 400 yards north of Highway 267 and 20 yards west of Martis Creek. Comment
  UC710549  Gnaphalium palustre John Thomas Howell 1943-7-19 18583 Placer Summit Valley 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
  CAS-BOT-BC307369  Gnaphalium palustre Emily K. Mcpherson 1976-9-19 76- 27 -7 Placer Middle Fork of the American River, Sierra Nevada 1828 Comment
  CHSC68032  Gratiola heterosepala James D. Jokerst 1986-4-14 2619 Placer Johnson Ranch, N of Douglas Rd. and E of Hwy. 80. Comment
  UCR176264  Grindelia hirsutula var. davyi George K. Helmkamp, E. A. Helmkamp 2006-8-11 11209 Placer Northern Sierra Nevada Mtns foothills, along Forest Hill Rd., 1.0 mile north of Forest Hill 1037 Comment
  UC24782  Hackelia micrantha J. Burtt Davy Jun 25 1897-Jun 30 1897 3244 Placer near Tahoe; Truckee River Basin Comment
  UCD22135  Hackelia micrantha Rex Palmer 1979-7-25 N 808 Placer Headwaters basin area of the North Fork of the American River. Comment
  POM72072  Hackelia velutina Marcus E. Jones 1882-6-28 s.n. Placer Emigrant Gap. Comment
  UCD22142  Hackelia velutina Beth Lowe Corbin 1982-8-4 226 Placer 1/4 mile NW of Onion Creek Campground. 1950 Comment
  POM153473  Hackelia velutina P. A. Munz 1928-6-25 11090 Placer Tahoe Canyon, Lake Tahoe. 2073 Comment
  POM359761  Helenium puberulum Wm. Martin 1971-9-10 20238 Placer 1 mile east of Weimar on Hwy 80 610 Comment
  SCFS1002  Helianthella californica E. Krimmel 2014-6-26 Placer Ridge top. Top of switchbacks on Soda Spring road Comment
  UC311608  Helianthella californica subsp. nevadensis Dr. H. M. Evans 1918-7-1 Placer Donner Tahoe Region 2133 Comment
  UC897267  Helianthella californica subsp. nevadensis C. L. Hitchcock 1940-5-14 6392 Placer ca. 6 mi n Colfan; Meier Ranch 762 Comment
  UCD132764  Helianthella californica var. nevadensis G. K. Helmkamp; E. A. Helmkamp 2007-8-1 12648 Placer Northern Sierra Nevada Mountains. Donner Pass Road between Donner and Norden, about 0.2 mile E of the Nevada County border. 2151 Comment
  UCD21774  Helianthella californica var. nevadensis Rex Palmer 1979-7-11 N 586 Placer Headwaters basin area of the North Fork of the American River Comment
  SCFS1189  Hemizonella minima E. Krimmel 2014-4-21 Placer NFAm. Farthest rocky outcrop on Point Mariah Comment
  UC173103  Hemizonella minima Katharine Brandegee July 1908 Placer between Gold Run and Cape Horn (Magra) Comment
  UCR219680  Herniaria hirsuta subsp. cinerea George K. Helmkamp, E. A. Helmkamp 2010-6-26 16373 Placer Sierra Nevada Mountains Foothills, junction of Canyon Way and Yankee Jim's Road, east of I-80 between Weimar and Colfax 616 Comment
  JEPS71649  Hesperochiron californicus Gladys L. Smith and Betsy and Norman Wilson 1972-5-13 3267 Placer Alpine Meadows 2072 Comment
  POM65409  Hesperochiron californicus Carlotta C. Hall 1910-7-8 8747 Placer South fork of Yuba Canyon, about 17 km east of Cisco. 1920 Comment
  UC163960  Hesperochiron californicus Mrs. Carlotta C. Hall 1910-7-8 8747 Placer ca. 17 km. e. Cisco (S. Fork Yuba Canyon); S. Fork Yuba Canyon 1920 Comment
  UC635580  Hesperochiron californicus H. L. Mason 1933-5-28 7241 Placer Tahoe Meadows Comment
  JEPS71478  Hesperochiron pumilus Gladys L. Smith and Betsy Wilson June 1971 3036 Placer 5 mi. w. Lake Tahoe (Alpine Meadows, Ward Peak); Ward Peak, Alpine Meadows 2438 Comment
  JEPS71648  Hesperochiron pumilus Gladys L. Smith 1972-6-18 3158 Placer Alpine Meadows 2072 Comment
  UCR200877  Heteromeles arbutifolia George K. Helmkamp, E. A. Helmkamp 2008-9-15 14094 Placer Foothills, northern Sierra Nevada Mountains, along Mosquito Ridge Road, 3.1 miles southeast of Forest Hill 773 Comment
  UCD35205  Heterotheca grandiflora Beecher Crampton 1953-10-6 1659 Placer 1.5 miles north of Lincoln. Comment
  UCD133036  Heterotheca grandiflora Collector Unknown Date Unknown s.n. Placer Exact location unknown. Comment
  UCR242399  Heuchera micrantha var. erubescens Susan Boshoven 1983-5-30 9 Placer Sierra Nevada Mtns., Mosquito Ridge Road, 13.5 miles from Forest Hill Rd. and Mosquito Ridge intersection 1220 Comment
  UCD128379  Heuchera rubescens Albert Grigarick 2012-7-9 332 Placer Pacific Crest Trail. S of Donner Summit (Hwy 40). Approx. 100 yds S of the trailhead. 2200 Comment
  CAS-BOT-BC319600  Hieracium albiflorum Emily K. Mcpherson 1975-9-19 76- 28 -8 Placer One mile east of Talbot Campground near mid fork American River, Sierra Nevada 1767 Comment
  CAS-BOT-BC319601  Hieracium albiflorum Ira L. Wiggins 1933-8-21 6781 Placer Shores of Lake Tahoe near Tahoma Comment
  CAS-BOT-BC319759  Hieracium argutum Rimo Bacigalupi; G. L. Stebbins; Alex Hawkes; et al. 1952-7-19 3855 Placer Along the North Fork of the American River directly below Cape Horn 1/2 mile upstream from teh bridge on the Colfax-Iowa Hill Road 381 Comment
  CAS-BOT-BC319758  Hieracium argutum G. L. Stebbins; J. Hunziker; H. Stutz; D. Zohary 1952-7-20 5134 Placer Along road from Colfax to Forest Hill 1/2 mile south of crossing of American River 304 Comment
  UCD133111  Hieracium argutum G. L. Stebbins Jr.; J. Hunziker, H. Stutz, D. Zohary 1952-7-20 5134 Placer steep, north-facing slope. Along road from Colfax to Forest Hill, 1/2 mile south of crossing of American River. 304 Comment
  CAS-BOT-BC318636  Hieracium horridum Alice Eastwood 1909-1-1 223 Placer Deer Park Comment
  JEPS71817  Hieracium horridum Gladys L. Smith 1972-8-25 3419 Placer se-facing slope Granite Chief 2651 Comment
  SEINET11259328 Image available Hieracium horridum W. D. Billings 1951-8-21 2148 Placer E. side of Granite Chief, Sierra Nevada 2621 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
  UC895385  Holocarpha virgata subsp. virgata A. A. Heller 1915-9-12 12276 Placer fields near Roseville Comment
  UCD83595  Holodiscus discolor Albert Grigarick 2009-8-7 164 Placer Shirley Creek Trail, between Squaw Valley Resort and Shirley Lake. 2061 Comment
  SACT001302  Hordeum brachyantherum D. Meyer 1983-8-7 Placer 2000.0 Comment
  UCD43312  Hordeum brachyantherum C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-12 680 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 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
  CHSC69979  Hordeum brachyantherum subsp. brachyantherum L. P. Janeway; Eric Schroder 1997-7-17 5250 Placer Tahoe National Forest. Meadow on southeast side of Fulda Creek at Forest Service Organizational Camp; about 1.2 mi south-southwest of Emigrant Gap. 1554 Comment
  SACT001324  Hordeum californicum D. Meyer 1983-8-20 Placer Moist roadside meadow some revegetation following residential construction. 2000.0 Comment
  OBI83581  Hordeum depressum George K. Helmkamp, Amy Bares 2013-3-28 20284 Placer Eastern Sacramento Valley: along 10th Street/ Ranch House Rd. 0.6 mile south of its junction with Riosa Road in Sheridan (Lincoln 7.5' Q,: 38 deg. 58' 41" N 121 deg. 22' 06" W +- 100m) 43 Comment
  SACT001336  Hordeum geniculatum D. Meyer 1983-5-7 Placer Along road. 161.0 Comment
  SACT001348  Hordeum jubatum D. Meyer 1983-8-7 Placer East bank. 1879.0 Comment
  SACT001376  Hordeum leporinum D. Meyer 1983-6-5 Placer 982.98 Comment
  CDA36870  Hordeum marinum subsp. gussoneanum CDFA Staff 1995-6-2 s.n. Placer Dry Creek. 0 Comment
  SACT001358  Hordeum vulgare D. Meyer 1983-5-15 Placer Moist roadside ditch next to cultivated field. 20.0 Comment
  SCFS1124  Horkelia fusca E. Krimmel, Michael Hamilton 2013-8-1 Placer NFAm. Chickering Reserve. On trail 0.2-m from Cedars. Comment
  RSA451906  Horkelia fusca subsp. parviflora Bonnie C. Templeton 1931-7-5 1519 Placer Meeks Bay, Lake Tahoe. 2250 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-BC537865  Horkelia fusca var. parviflora A. A. Heller 1917-8-15 12939 Placer Soda Springs station, lower end Summit Valley 2042 Comment
  UCD113496  Horkelia fusca var. pseudocapitata Beecher Crampton 1972-7-26 8832 Placer Carpenter Flat, east of Emigrant Gap. 1615 Comment
  UC1128150  Horkelia tridentata subsp. tridentata G. T. Nordstrom 1935-6-21 149 Placer 3 mi n by bw Mammoth Springs; Colfax quad, Tahoe National Forest 1584 Comment
  CAS-BOT-BC143406  Horkelia tridentata var. tridentata E. K. McPherson 1976-9-19 26 -28 10 Placer One mile east of Talbot Campground; near Middle Fork American River 1767 Comment
  JEPS120279  Horkelia tridentata var. tridentata Barbara Ertter with R. K. Brummitt, K. VanZuuk, S. Namoff 2012-6-12 21031 Placer across Forest Road 24 from Parker Flat OHV staging area, SE of Sugarpine Reservoir ca 10.5 airmiles ENE of Colfax Comment
  CAS-BOT-BC537950  Horkelia tridentata var. tridentata H. D. Ripley; R. C. Barneby 1948-7-13 9819 Placer SW. of Emigrant Gap 1676 Comment
  CAS-BOT-BC537980  Horkelia tridentata var. tridentata A. A. Heller 1917-6-17 12705 Placer gravelly places along the Yuba River below Cisco 1676 Comment
  CAS-BOT-BC537981  Horkelia tridentata var. tridentata James L. Walters 1940-5-11 s. n. Placer Near Yuba Pass overhead; east of Emigrant Gap. Comment
  CAS-BOT-BC537987  Horkelia tridentata var. tridentata Saichi Kawahara 1969-5-24 847 Placer Near garden, Henderson Ranch, Indian Creek 1005 Comment
  SEINET5327467  Hosackia oblongifolia var. oblongifolia P. B. Kennedy, Samuel Bradford Doten 1901-8-15 406 Placer Bearman's camp, 6 mi from French meadows Comment
  SEINET5327468  Hosackia oblongifolia var. oblongifolia P. B. Kennedy, Samuel Bradford Doten 1901-8-15 406 Placer Bearman's camp, 6 mi from French Meadows Comment
  SEINET11259360 Image available Hulsea californica J. Stubbs 1972-10-8 s.n. Placer 5 miles S of Auburn along American River 366 Comment
  JEPS126284  Hydrophyllum capitatum var. alpinum Steve Matson 1998-5-19 191 Placer nSNH; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; north of Highway 267, west of Martis Creek. Comment
  UCD22027  Hydrophyllum capitatum var. alpinum Rex Palmer 1979-6-20 N 276 Placer Headwaters basin area of the North Fork of the American River. Comment
  CAS-BOT-BC312648  Hymenothrix loomisii T. C. Fuller 1962-9-20 9624 Placer S. side of Hwy 40 freeway to Donner Summit, 4.8 mi. e. of Weimar Comment
  CDA7484  Hymenothrix loomisii T. C. Fuller 1962-9-2 9624 Placer South side of Highway 40 freeway to Donner Summit, 4.8 miles east of Weimar. 0 Comment
  JEPS66788  Hypericum anagalloides W. H. Shockley Jun 1886 Placer Auburn Comment
  SBBG72738  Hypericum anagalloides M. N. Ackley -Jun-1925 379 Placer Summit 2139 Comment
  UCR151578  Hypericum anagalloides Beecher Crampton 1952-11-9 925 Placer 6 mi east of Auburn 457 Comment
  UC871756  Hypericum anagalloides P. A. Lebenbauer 1932-6-26 Placer on shore Lake Tahoe (Tahoe City); , Tahoe City 1898 Comment
  UCD110359  Hypericum concinnum John R. Davey 1966-5-14 33 Placer ca. 3 miles south of U.S. Highway 40 and 4 miles southwest of Colfax. 609 Comment
  RSA458263  Hypericum perforatum Wm. Martin 1971-9-10 20246 Placer 1 mile north of Gold Run on Hwy. 80 991 Comment
  SEINET5344239  Hypericum scouleri P. A. Lehenbauer 1932-9-5 s.n. Placer Truckee River, near Tahoe City Comment
  UC1123682  Ipomopsis aggregata N. French 1934-6-22 451 Placer 7/8 mi w Dulzura Lake; Truckee Quadrangle 2286 Comment
  UC23335  Ipomopsis aggregata A. M. Carpenter 1893-8 Placer Comment
  UC54542  Ipomopsis aggregata H. M. Hall and H. P. Chandler 1903-7-1 4550 Placer 10 mi se Truckee; Sierra Nevada, Lake Tahoe vicinity 1981 Comment
  SEINET2441405  Ipomopsis aggregata subsp. formosissima George K. Helmkamp, E. A. Helmkamp 2009-7-16 15220 Placer Sierra Nevada Mountains: Forest Hill Road, 26.1 miles northeast of the city of Foresthill, c. 3/4 mi. NW of Sailor Flat (Duncan Peak 7.5' Q.). 2020 Comment
  UC23339  Ipomopsis tenuituba C. J. Fox Jr. July, 1895 Placer near Deer Park Inn Comment
  SEINET4170700  Iris hartwegii C. L. Hitchcock 1940-5-7 6329 Placer 1 mile west of Baxter Comment
  HSC83397  Iris hartwegii G. M. Riegel 1975-5-16 16 Placer 3.6 mi. W of Foresthill off Foresthill Auburn Rd. on Red Rock Rd. 915 Comment
  UCR208586  Iris hartwegii subsp. hartwegii George K. Helmkamp, E. A. Helmkamp 2009-5-11 14653 Placer Sierra Nevada Mountains Foothills, along Forest Hill Road, 2.5 miles northeast of Foresthill 1073 Comment
  UCR257151  Iris hartwegii subsp. hartwegii George K. Helmkamp, Amy Barnes 2014-4-23 22789 Placer Sierra Nevada Mountains Foothills, Old Forest Hill Road, 0.4 mile northeast of its junction with CA-49 at North Fork American River 290 Comment
  SCFS11529159  Isoetes bolanderi E. Krimmel 2014-1 Placer Comment
  POM196059  Isopyrum occidentale K. Sullivan 1929-4-28 s.n. Placer near colfax Comment
  UCD37749  Iva axillaris Beecher Crampton 1961-9-27 6018 Placer Blue Canyon. 1430 Comment
  JEPS16970  Iva axillaris subsp. robustior Peter H. Raven 1956-8-4 9978 Placer Blue Canyon Sierra Nevada 1432 Comment
  CAS-BOT-BC340262  Jensia rammii David D. Keck 1933-5-31 2425 Placer 1.5 miles south of Nevada County line (Bear River) on Grass Valley--Auburn Highway Comment
  SACT002749  Juglans hindsii Josephine Van Ess 1977-4-29 Placer Collected north of PFE Road. Old tree on which root stock has taken over. 27.4 Comment
  UCD33744  Juncus articulatus subsp. articulatus Beecher Crampton 1972-7-26 8856 Placer ca. 1 mile west of Cisco Grove on Interstate 80. 1676 Comment
  UCD141311  Juncus articulatus subsp. articulatus Malcolm A. Nobs; S. Galen Smith 1949-8-22 1537 Placer 6 miles northwest of Auburn on Dunn's Dam Road. Comment
  SEINET6744631 Image available Juncus bufonius Marcus E. Jones 1882-1 2903 Placer Colfax, California Comment
  UCD75823  Juncus chlorocephalus Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5182 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, along Emigrant Trail on the N side of the north fork of Cold Creek, south side of trail by creek. 2145 Comment
  JEPS73239  Juncus drummondii Gladys L. Smith 1972-8-25 3406 Placer between Shirley chairlift and Watson Monument (trail to Granite Chief) 2560 Comment
  POM303634  Juncus drummondii J. T. Howell 1943-7-21 18640 Placer Donner Pass to Mt. Lincoln. Comment
  UC1133650  Juncus effusus subsp. pacificus B. Bolt 1934-7-6 89 Placer Mammoth Spring Tahoe National Forest, Colfax Quad. 1615 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
  UCR257772  Juncus effusus var. gracilis George K. Helmkamp, Elizabeth Helmkamp 2012-10-16 20033 Placer Sierra Nevada Mountains Foothills, CA-49 at junction with Christian Life Way, c. 2 miles south of Grass Valley 755 Comment
  CDA13671  Juncus ensifolius G. F. Hrusa, J. Glazner 1997-8-3 14031 Placer Sierra Nevada; Corner of Hwy 89 & Squaw Valley Rd. Comment
  CAS-BOT-BC110765  Juncus mertensianus John Thomas Howell 1943-7-26 18850 Placer Sugar Bowl northwest of Mount Lincoln. Comment
  CHSC74295  Juncus nevadensis Susi Urie 1998-9-2 98 -203 Placer Lake Tahoe Basin--National Forest. Large meadow below Hwy 28, between the highway and Lake Forest Road; about 0.2 mi north of Lake Tahoe. 1908 Comment
  CHSC74324  Juncus nevadensis Susi Urie 1998-9-4 98 -252 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
  UCD43305  Juncus nevadensis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-12 673 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  UCD162588  Juncus nevadensis var. nevadensis Steve Matson 2002-8-17 699 Placer nSNH; Tahoe north shore; Burton Creek watershed, near Tahoe City and North Tahoe High School. 2011 Comment
  CDA15929  Juncus orthophyllus G. F. Hrusa, J. Glazner 1999-7-17 15180 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  CHSC74325  Juncus orthophyllus Susi Urie 1998-8-29 98 -171 Placer Lake Tahoe Basin--National Forest. Middle of Page Meadows; about 2 mi west of Lake Tahoe and Sunnyside. 2121 Comment
  UCD21849  Juncus parryi Rex Palmer 1979-7-11 N 579 Placer Headwaters basin area of the North Fork of the American River. Comment
  UCD74147  Juncus parryi Jennifer W. Burt; Kate Mawdsley, Belinda Lo 2006-7-25 249 Placer Sugarbowl active ski area, off Hwy 80 near Soda Springs - collected from center of 'Donner's Way' ski run. 2154 Comment
  UCD75816  Juncus parryi Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5163 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
  UCR206717  Juncus saximontanus George K. Helmkamp, E. A. Helmkamp 2009-7-16 15204 Placer Sierra Nevada Mountains, Foresthill Road, 20.3 miles northeast of the city of Foresthill 1704 Comment
  UCD43385  Juncus triformis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-12 753 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 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
  OBI20010  Juniperus occidentalis David J. Keil 1978-7-23 12953 Placer Cisco Grove exit from I-80, just E of Nevada Co line 1768 Comment
  SEINET11056450  Juniperus occidentalis var. occidentalis P. A. Lehenbauer 1937-9-5 s.n. Placer Cisco. Comment
  UCD21479  Kalmia polifolia Rex Palmer 1979-7-11 N 550 Placer Headwaters basin area of the North Fork of the American River. Comment
  CAS-BOT-BC235570  Keckiella breviflora Marcus E. Jones 1882-6-28 3276 Placer Emigrant Gap Comment
  SCFS5071&SCFS5072  Keckiella breviflora E. Krimmel 2014-6-26 Placer NFAm. Heath Falls Trail. Rocky, sunny slope Comment
  UCR173789  Keckiella breviflora subsp. breviflora George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-14 10711 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
  SCFS997  Keckiella lemmonii E. Krimmel 2014-7-15 Placer North Fork American River. Below Soda Springs Rd, on trail 1/4-mile above Heath Falls Overlook. Comment
  CAS-BOT-BC334217  Kelloggia galioides George K. Helmkamp; E. A. Helmkamp 2012-6-19 19223 Placer Northern Sierra Nevada Mountains: Devil's Thumb Road (Deadwood Rd.), 1.2 miles S of its junction with Foresthill Road 1648 Comment
  RSA782546  Kelloggia galioides George K. Helmkamp, Amy Barnes 2009-7-12 15173 Placer along Foresthill Road, 5.7 miles northeast of the city of Foresthill 1230 Comment
  UC615469  Kelloggia galioides Beryl O. Schreiber 1933-7-21 892 Placer above Homewood, Tahoe (trail to Mount Ellis) Comment
  UC662634  Kelloggia galioides L. S. Rose 1941-7-21 41338 Placer Chambers Lodge (McKinney); Lake Tahoe 1900 Comment
  UCR215979  Kelloggia galioides George 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 1230 Comment
  UCR235486  Kumlienia hystricula George K. Helmkamp, E. A. Helmkamp 2012-5-5 18931 Placer Northern Sierra Nevada Mountains Foothills, Todd Valley Road, 1.2 miles south of its junction with Foresthill Road 779 Comment
  UC131019  Kumlienia hystricula Mrs. K. Brandegee 1909-4-28 Placer near Auburn (in the Sierra Nevada Foothills); Sierra Nevada Foothills Comment
  CDA39230  Lactuca serriola D. G. Kelch 2011-10-2 11 .814B Placer Gold Run rest stop. Comment
  UCR194707  Lactuca serriola George K. Helmkamp, E. A. Helmkamp 2007-10-28 13106 Placer Sacramento Valley, along Nicolaus Road 5.8 miles west of Lincoln 27 Comment
  CAS-BOT-BC341353  Lagophylla glandulosa David D. Keck 1933-6-1 2437 Placer South of Roseville, near Sacramento County--Placer County line Comment
  SD53146  Lagophylla glandulosa Darley F. Howe 1962-8-10 3419 Placer 4.0 miles north of Auburn. 550 Comment
  SD50715  Lagophylla ramosissima Darley F. Howe 1959-8-1 Placer 2.0 miles north of Auburn. 455 Comment
  SD247447  Lamium purpureum George K. Helmkamp, E. A. Helmkamp 2013-4-13 20333 Placer Northern Sierra Nevada Mountains Foothills: Cramer Road at the junction with CA-49, north of Auburn (Auburn 7.5'Q) 412 Comment
  HSC82237  Lasthenia californica Thomas W. Nelson 1979-4-10 4582 Placer Along W side of Sierra College Blvd. between I-80 and Douglas Blvd. Comment
  HSC82242  Lasthenia californica Thomas W. Nelson 1979-4-10 4588 Placer Along W side of Sierra College Blvd. between I-80 and Douglas Blvd. Comment
  JEPS113111  Lasthenia fremontii Lowell Ahart, Brian Williams 2007-4-13 13631 Placer Bottom of vernal pools, about 1/2 mile south of the Manzanita Cemetery, about 1/2 mile west of Gladding Road, about 2 3/4 miles north of Lincoln 43 Comment
  POM361598  Lasthenia fremontii C. B. Wolf 1937-5-12 8621 Placer Sacramento Valley, 1 mi N of Lincoln 46 Comment
  CHSC84554  Lasthenia glaberrima John Dittes 2003-5-25 2003 -25 Placer Sacramento Valley; approximately 3.3 air-miles south of Lincoln, 0.5 air-miles due east of intersection of State Highway 65 and 12-Bridges Exit. In bed of vernal pool. 39 Comment
  CHSC96471  Lasthenia glaberrima Lowell Ahart; Brian Williams 2007-4-13 13632 Placer Bottom of vernal pools, about 1/2 mile south of the Manzanita Cemetery, about 1/2 mile west of Gladding Road, about 2 3/4 miles north of Lincoln. 43 Comment
  RSA739655  Lasthenia glaberrima John Dittes 2003-5-25 2003 -25 Placer Sacramento Valley; approximately 3.3 air-miles south of Lincoln, 0.5 air-miles due east of intersection of State Highway 65 and 12-Bridges Exit. 40 Comment
  SEINET11447705 Image available Lasthenia platycarpha R. L. Smith 1942-4-3 20 Placer 5 miles E of Roseville 122 Comment
  RSA406669  Lathyrus latifolius Wm. Martin 1971-9-11 20285 Placer 1 mile south of Auburn on Hwy. 49, North Fork of American River. Comment
  RSA305950  Lathyrus nevadensis subsp. nevadensis Fay A. MacFadden 1934-3-25 12431 Placer Canyon Creek, Monte Vista Inn. Comment
  CDA17000  Lathyrus sulphureus G. F. Hrusa, M. I. Wibawa, J. Glazner 2002-5-22 16053 Placer Sierra Nevada; Hughes Mill (site) above Foresthill. 1066 Comment
  UC212331  Lathyrus sulphureus unknown May 1892 Placer Auburn Comment
  UCR235613  Lathyrus sulphureus George K. Helmkamp, E. A. Helmkamp 2012-5-5 18914 Placer Northern Sierra Nevada Mountains Foothills, Lake Clementine Road, 1.2 miles west of its junction with Foresthill Road, 0.3 air mi. SE (123 deg. ) of Clementine Dam on the American River 396 Comment
  JEPS119444  Layia chrysanthemoides George K. Helmkamp with E. A. Helmkamp 2011-4-10 17155 Placer Sacramento Valley: along Riosa Road at the east edge of the village of Sheridan. Comment
  HSC82271  Layia fremontii Thomas W. Nelson, Jane P. Nelson 1979-4-11 4597 Placer Along N side of Douglas Blvd., 1 mi. S of junction with I-80 Comment
  UCR173788  Layia pentachaeta subsp. pentachaeta George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-14 10714 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
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Jan 8 2013
  UCR250057A  Layia pentachaeta subsp. pentachaeta George K. Helmkamp, Mary Alice Barnes 2013-4-18 20337 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
  UCR250686  Layia pentachaeta subsp. pentachaeta George K. Helmkamp, Mary Alice Barnes 2013-4-18 20355 Placer Northern Sierra Nevada Mtns Foothills, Yankee Jim Road, 2.4 miles east of its junction with Canyon Way, 2.5 mi. ENE (78 deg. ) of Weimar 512 Comment
  SEINET7270125  Ledum glandulosum W. D. Billings 1951-8-21 2150 Placer Sierra Nevada, E. slope of Granite Chief 2377 Comment
  SACT001392  Leersia oryzoides Josephine Van Ess 1976-8-4 Placer Collected just below intersection with Newcastle Road. Moist roadside ditch. 176.8 Comment
  UC1101317  Lemna aequinoctialis Malcolm A. Nobs, S. Galen Smith 1949-8-22 1538 Placer 6 mi nw of Auburn (on Dunn's Dam Road); Dunn's Dam Road Comment
  JEPS71354  Lemna turionifera L. R. Heckard with R. Bacigalupi, T. I. Chuang 1973-7-28 3456 Placer 7 mi s of Sierra County line (w of highway 89, on n side of Sage Hen Creek); Sage Hen Creek 1889 Comment
  SEINET4560741  Leontodon taraxacoides George K. Helmkamp, E. A. Helmkamp 2011-1 17256 Placer Southern Sacramento Valley: south of Lincoln along Athens Ave., 1.6 mile east of Fiddyment Road, 0.6 mi. west of Industrial Ave. 41 Comment
  UCR222551  Leontodon taraxacoides George K. Helmkamp, E. A. Helmkamp 2010-4-17 15896 Placer Sierra Nevada Mountains Foothills, Rattlesnake Bar Road, about 0.2 mile northeast of the entrance to the Folsom Lake recreational area 305 Comment
  CAS-BOT-BC88834  Lepidium campestre John Thomas Howell; Gordon H. True 1968-6-9 44513 Placer Sierra Nevada. Alta. 1066 Comment
  UCR170792  Lepidium campestre George K. Helmkamp, E. A. Helmkamp 2005-9-30 9959 Placer Northern Sierra Nevada Mtns., Junction of Chalet and Alpine Meadows Roads west of Calif. Highway 89 (near Alpine ski area) 2081 Comment
  UCD115694  Lepidium latifolium S. P. Fisher 1969-10-20 s.n. Placer 1 sq. rd. infestation along S.P.R.R. tracks, 3/4 mi. n.e. of Loomis. Comment
  CDA3789  Lepidium latifolium S. P. Fisher 1969-10-2 Placer Along Southern Pacific Railroad tracks, 3/4 mile northeast of Loomis. 0 Comment
  UC212640  Lepidium nitidum Mary E. P. Ames Apr 1894 Placer Auburn Comment
  UCD70569  Lepidium nitidum Art Shapiro 1998-3-10 s.n. Placer Above N. Fork of American River off Iowa Hill Rd. 640 Comment
  CHSC96508  Lepidium nitidum var. nitidum Lowell Ahart; Brian Williams 2007-4-13 13639 Placer On damp granite soil, open pasture fields, about 1/2 mile south of the Manzanita Cemetery, about 1/2 mile west of Gladding Road, about 2 3/4 miles north of Lincoln. 43 Comment
  RSA121681  Lepidium perfoliatum N. H. French 1933-6-15 78 Placer Clipper Gap. 518 Comment
  CAS-BOT-BC12898  Lepidium strictum Gordon H. True 1971-4-9 6461 Placer Northern limits of Lincoln. 48 Comment
  CHSC72872  Lepidium virginicum var. pubescens L. P. Janeway; Eric Schroder 1998-7-13 5749 Placer Lake Tahoe Basin Management Unit. North side of Blackwood Creek, 1.7 mi west of Lake Tahoe. Meadow complex. 1938 Comment
  CHSC44327  Leptosiphon ciliatus Lowell Ahart 1972-7-7 137 Placer In a wash, near the Middle Fork of the American River, on the east side of the river near Ahart Camp, about 1 mile north-east of French Meadows Reservoir. 1524 Comment
  POM299439  Leptosiphon harknessii L. S. Rose 1941-7-18 41322 Placer Chambers Lodge (McKinney), Lake Tahoe 2100 Comment
  SEINET2470937  Leptosiphon harknessii K. Christie 2010-6-30 1878 Placer Lake Tahoe Basin Management Unit (USFS); east of Brockway Summit and north of HWY 267. Along a Forest Service road that access the Tahoe Rim Trail. 2164 Comment
  UC10691  Lesquerella occidentalis subsp. occidentalis C. F. Sonne June 1887 Placer Rocky Peak on Truckee River Truckee River; Sierra Nevada Mountains, Rocky Peak on Truckee River Comment
  CAS-BOT-BC339573  Lessingia leptoclada Catherine Best 1979-7-7 s.n. Placer View lookout at Lower Hell Hole Reservoir 1524 Comment
  UCR240959  Leucanthemum vulgare George K. Helmkamp, E. A. Helmkamp 2012-9-25 19910 Placer Northern Sierra Nevada Mountains, Blue Canyon Road south of I-80 and 0.1 mile north of the Southern Pacific Railroad crossing 1451 Comment
  RSA121946  Leucothoe davisiae B. Bolt 1934-7-6 84 Placer East slope of Texas Hill. 1585 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
  SEINET5336469  Lewisia kelloggii M. J. Williams 1970-6-7 s.n. Placer S of Emigrant Gap, overlooking N fork American River. 1615 Comment
  CAS-BOT-BC444160  Lewisia nevadensis Alice Eastwood 1912-6-15 441 Placer Tahoe City, Lake Tahoe Region Comment
  UC642828  Lewisia nevadensis H. L. Mason 1926-5-30 3330 Placer Kit Carson Pass 2621 Comment
  UCR111000  Lewisia nevadensis George K. Helmkamp, E. A. Helmkamp 1999-6-30 5106 Placer Northern Sierra Nevadas, Soda Springs Road 0.9 mi south of Donner Pass Road, approaching Ice Lakes. 2104 Comment
  UC192284  Lewisia nevadensis C. F. Sonne 1884-6-29 Placer meadow near old mill at Donner Lake Donner Lake Comment
  SD1543  Lewisia pygmaea C. F. Sonne 1897-6-26 Placer Near Summit, in sandy soil Comment
  UC7821  Lewisia triphylla C. J. Fox Jr. 1895-1 Placer Deer Park Inn Comment
  SD1544  Lewisia triphylla C. F. Sonne 1897-7-18 Placer Sierra Nevada Mts near Truckee Knob Comment
  UC589879  Leymus triticoides H. S. Yates 1936-8-9 5997 Placer near Brockway; Truckee Quadrangle 1920 Comment
  UCD43253  Ligusticum C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-13 622 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  CAS-BOT-BC436047  Ligusticum grayi A. A. Heller 1917-8-14 12933 Placer Mt. Lincoln south of Summit valley 2499 Comment
  POM132902  Ligusticum grayi Allen M. Carpenter 1892-08 4010 Placer Sierra Nevada Mountains Comment
  UC21113  Ligusticum grayi C. J. Fox Jr. July, 1895 Placer Deer Park Inn Comment
  UCD42978  Ligusticum grayi C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 347 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  UCD75699  Ligusticum grayi Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5148 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
  CAS-BOT-BC130777  Lilium pardalinum Albert Vollmer 1949-7-6 12 -D Placer Bear Valley Comment
  CAS-BOT-BC130782  Lilium pardalinum Isabel McCracken 1938-7-2 s.n. Placer Dutch Flat Comment
  CAS-BOT-BC508486  Lilium parvum A. A. Heller 1919-7-26 13312 Placer West of Donner Pass 2072 Comment
  CAS-BOT-BC508488  Lilium parvum C. F. Sonne 1892-7-1 s.n. Placer West slope Washoe Mts. Comment
  CAS-BOT-BC508491  Lilium parvum A. M. Vollmer; L. Beane 1951-7-1 189 Placer Bear Valley, east of Nevada City Comment
  LA84032  Lilium washingtonianum O. H. Kappler; 1946-6-18 1321 Placer Lake Tahoe, NW shore 1920 Comment
  SEINET7725732  Lilium washingtonianum Unknown Placer Summit Comment
  UCR240748  Lilium washingtonianum var. washingtonianum George K. Helmkamp, Mary Alice Barnes, E. A. Helmkamp 2012-9-8 19796 Placer Northern Sierra Nevada Mountains, along Forest Hill Road at junction with Hidden Treasure Road, c. 0.4 mile NE of Sugar Pine Road 1384 Comment
  UCR146678  Limnanthes alba Beecher Crampton 1953-4-13 1096 Placer Sacramento Valley, 2 miles north of Lincoln, Sunnybrook Farm 43 Comment
  SEINET8727023 Image available Limnanthes alba Charles T. Mason Jr. 1949-1 1294 Placer 4.3 miles S. W. of Placerville along U. S. Highway 50. Comment
  UC907582  Limnanthes alba Alice Williams 1946-5-15 3 Placer 0.2 mi w Weimar Post Office (ditch by roadside (US 40)); Weimar Comment
  RSA752671  Limnanthes alba subsp. alba George K. Helmkamp, E. A. Helmkamp 2008-4-17 13290 Placer Ranch House Road, 0.2 mile southeast of Sheridan 37 Comment
  SD236324  Limnanthes alba subsp. alba G. K. Helmkamp, E. A. Helmkamp 2008-4-17 13290 Placer Sacramento Valley: Ranch House Road, 0.2 mile southeast of Sheridan 36 Comment
  UC1746057  Limnanthes alba subsp. alba Annetta M. Carter with Galen Smith 1951-4-16 Placer near Roseville Comment
  UCR198529  Limnanthes alba subsp. alba George K. Helmkamp, E. A. Helmkamp 2008-4-17 13290 Placer Sacramento Valley, Ranch House Road, 0.2 mile southeast of Sheridan 37 Comment
  SEINET6670579  Limnanthes douglasii subsp. rosea D. Erskine 1941-4-17 11 Placer 3 miles east of Rocklin 91 Comment
  UCD162580  Limosella acaulis Steve Matson 2003-6-16 802 Placer nSNH; Tahoe north shore; Snow Creek watershed, Tahoe Vista/Kings Beach; edge of pond. 1908 Comment
  CAS-BOT-BC246053  Limosella aquatica John Thomas Howell 1943-7-19 18579 Placer Summit Valley Comment
  UC23537  Linanthus filipes Bolander 1865-4-13 4567 Placer Newcastle Comment
  UC133952  Linanthus harknessii Miss Harriet A. Walker 1908-7-27 1510 Placer Cisco 1688 Comment
  CDA6361  Linaria genistifolia subsp. dalmatica G. D. Barbe, W. Sauer 1984-7-25 4178 Placer Along north shore of Lake Tahoe between U.S. Coast Guard Station and Bristle Cone Street, Lake Forest. Comment
  SCFS1109  Linum lewisii Unknown 2013-6-2 Placer Cedar's meadow, below Soda Springs road Comment
  CDA15969  Linum lewisii var. lewisii G. F. Hrusa, J. Glazner 1999-7-17 15117 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  POM291162  Listera convallarioides George B. Grant 1906-7-20 7049 Placer Placer or El Dorado Counties: Lake Tahoe, Sierra Nevada Mountains 1829 Comment
  SEINET9298746  Lithocarpus densiflorus Unknown 1993-11-3 11467 Placer Placer Big Trees Redwood Grove. In openings within mixed conifer forest. Common here in sunny openings. Comment
  RSA300578  Lithocarpus densiflorus var. densiflorus John Dourley, Walter Wisura 1982-10-13 3860 Placer 7.3 mi SW of Emigrant Gap, along forestry rd. 19. 1402 Comment
  CAS-BOT-BC36571  Lithocarpus densiflorus var. echinoides P. W. Rundel 1967-9-6 2653 Placer American River Grove of Sierra redwoods; Tahoe national Forest; ca. 20 miles NE of Foresthill; Comment
  CAS-BOT-BC430964  Lithophragma bolanderi Alice Eastwood; John Thomas Howell 1937-5-8 4334 Placer Near Auburn on road to Grass Valley Comment
  CAS-BOT-BC430966  Lithophragma bolanderi W. A. Weber; Lewis S. Rose 1953-5-19 8389 Placer open grassy hills 1 mi. s. e. of Auburn 304 Comment
  UC858169  Lithophragma glabrum Alice Eastwood Jun 15 1912-Jun 19 1912 376 Placer Deer Park; Lake Tahoe Region, Deer Park Comment
  UCD22326  Lithophragma glabrum Rex Palmer 1979-5-27 N 74 Placer Headwaters basin area of the North Fork of the American River Comment
  SEINET5501541 Image available Lithophragma parviflorum Sally Walker 1982-8-5 s.n. Placer Ski area above Tahoe, Truckee Rd Comment
  UC79326  Lithospermum ruderale C. F. Sonne June 1886 Placer <Road to Lake Tahoe> Comment
  JEPS111185  Logfia filaginoides Steve Matson 2005-4-17 1219 Placer Near Colfax, Stevens Trail to the North Fork of the American River Comment
  SACT001437  Lolium multiflorum D. Meyer 1983-5-7 Placer Comment
  UCSB32283  Lomatium howellii Bingham, R. F. (Mrs.) 1882-1 Placer Auburn Comment
  CAS-BOT-BC516755  Lomatium utriculatum George K. Helmkamp; Mary Alice Barnes 2013-4-18 20336 Placer Northern Sierra Nevada Mountains foothills: Yankee Jim Road, 0.9 mi E of its jct with Canyon Way, 4.4 mi SE (167 deg. ) of Colfax 561 Comment
  UCR209007  Lomatium utriculatum George K. Helmkamp, E. A. Helmkamp 2009-5-7 14628 Placer Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 13.6 miles east of its junction with Forest Hill Road in Foresthill 771 Comment
  SEINET9674900  Lomatium utriculatum C. Lane, H. Mozingo 1979-3-31 s.n. Placer 5.5 miles beyond Jct. of old and new Auburn-Foothill Rd. on old 792 Comment
  UC1125217  Lonicera conjugialis B. Bolt 1934-8-14 172 Placer e slope Red Star Ridge (in Plot 220); Tahoe National Forest, Truckee Quadrangle Comment
  UCD150306  Lonicera conjugialis James A. Neilson Jr. 1970-1 1983 Placer Tahoe Basin, Lower Ward Creek, plot 232 D. 2011 Comment
  CAS-BOT-BC241427  Lonicera involucrata var. involucrata G. E. Poore 1912-7-1 174 Placer Tahoe National Forest, Sierra Nevada Comment
  CAS-BOT-BC200947  Lotus Saichi Kawahara 1969-5-24 831 Placer Overlooking north fork of the American River, on Colfax-Iowa Hill Road between Dinner Tree and Windy Point Comment
  POM26985  Lotus I. E. Diehl 1902-7-7 53 Placer Colfax Comment
  UCR257728  Lotus corniculatus George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19522 Placer Northern Sierra Nevada Mountains, Sugar Bowl Road, 0.4 mile south of its junction with Donner Pass Road, just west of Lake Mary 2136 Comment
  JEPS83670  Lotus humistratus W. H. Shockley Jun 1886 Placer Auburn Comment
  POM27007  Lotus oblongifolius var. nevadensis Marcus E. Jones 1882-6-28 2628 Placer Emigrant Gap. Comment
  SEINET3694462  Lotus pinnatus Marcus E. Jones 1882-5-27 3282 Placer Emigrant Gap Comment
  CDA37244  Lotus purshianus CDFA Staff s.n. Placer Nute Ranch, near Nute Road. 0 Comment
  RSA795081  Lotus purshianus var. purshianus George K. Helmkamp, E. A. Helmkamp 2011-8-26 18170 Placer along Forest Hill Road, 0.4 miles west of Robinson Flat. 2041 Comment
  UC862213  Lotus purshianus var. purshianus A. A. Heller 1917-8-12 12872 Placer w of Emigrant Gap (Southern Pacific reservoir) Comment
  UC862226  Lotus purshianus var. purshianus A. A. Heller 1917-8-12 12873 Placer w of Emigrant Gap (Southern Pacific reservoir) Comment
  UC65767  Lotus purshianus var. purshianus P. B. Kennedy and S. B. Doten 1901-8-18 413 Placer French Meadows Comment
  UCR194943  Lotus scoparius var. scoparius George K. Helmkamp, E. A. Helmkamp 2007-5-18 12036 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
  UCR201931  Lotus uliginosus George K. Helmkamp, E. A. Helmkamp 2008-8-20 14024 Placer Northern Sierra Nevada Mountains, Donner Pass Road on the west side of Donner Pass and east of Norden 2149 Comment
  RSA406277  Lotus unifoliolatus L. S. Rose 1946-6-23 46185 Placer Rainbow, north of Cisco. 1738 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
  RSA636073  Lupinus Robert M. Rhode, Barbara Nemeth 1997-6-26 167 Placer Blackwood Creek Canyon (ca 4 miles S of Tahoe City). Near Blackwood Creek Canyon Road. About 0.3 miles W of turnoff from Hwy 89. 1921 Comment
  UCD109686  Lupinus S. L. Smith 1916-6-19 593 Placer north slope, Squaw Valley. Comment
  SEINET3246117  Lupinus adsurgens G. K. Helmkamp, E. A. Helmkamp 2007-1 12630 Placer Northern Sierra Nevada Mountains: Southeast end of Cisco Grove; along local road just before it passes under Interstate-80 Comment
  UCD22080  Lupinus albicaulis Rex Palmer 1979-7-26 N 836 Placer Headwaters basin area of the North Fork of the American River. Comment
  CAS-BOT-BC201561  Lupinus albifrons var. albifrons Elmer I. Applegate 1928-4-22 5362 Placer 3 miles above Auburn on the Grass Valley road Comment
  OBI82142  Lupinus albifrons var. collinus George K. Helmkamp, Mary Alice Barnes 2013-5-3 20486 Placer Northern Sierra Nevada Mountains Foothills: Mosquito Ridge Road, 4.7 miles south of Forest Hill Road, 1.8 mi. east (92 deg. ) of Foresthill. 829 Comment
  CAS-BOT-BC196230  Lupinus albifrons var. eminens Abigail Smith 1899-4-1 s.n. Placer Applegate Comment
  SEINET3131542  Lupinus andersonii A. A. Heller 1909-7-16 9839 Placer Summit 2134 Comment
  UCD106420  Lupinus andersonii A. A. Heller 1919-7-25 13306 Placer near the Yuba river below Cisco. 1676 Comment
  UCD106437  Lupinus andersonii S. L. Smith Date Unknown 753 Placer Squaw Valley. Comment
  UCD22012  Lupinus andersonii Beth Lowe Corbin 1982-8-4 228 Placer 1/3 mile NW of Onion Creek campground. 1981 Comment
  SEINET5558508  Lupinus andersonii H. S. Gentry 1962-1 19758 Placer Near Auburn. 457 Comment
  UC126941  Lupinus andersonii var. andersonii Mrs. M. M. Hardy 1893-1 Placer Placer Co. Comment
  UC477529  Lupinus apertus L. S. Smith 1931-6-3 2553 Placer summit at Duncan Peak; Tahoe National Forest, summit at Duncan Peak 2133 Comment
  UCR207104  Lupinus arbustus George K. Helmkamp, E. A. Helmkamp 2009-7-16 15229 Placer Sierra Nevada Mountains, Robinson Flat, a camping and day-use area at the junction of Forest Hill and Soda Springs Roads 2107 Comment
  SEINET8214803  Lupinus arbustus A. A. Heller 1909-7-16 9857 Placer Summit. 2134 Comment
  CAS-BOT-BC208844  Lupinus argenteus var. meionanthus John Thomas Howell 1943-7-21 18674 Placer Mt. Lincoln Comment
  UC1129501  Lupinus argenteus var. meionanthus R. C. Wilson 1934-9-20 77 Placer Granite Chief Mt.; Tahoe National Forest, Truckee Quad. 2743 Comment
  UC196047  Lupinus benthamii C. F. Sonne 1891-4-5 Placer Penryn Comment
  UCR208276  Lupinus benthamii George K. Helmkamp, E. A. Helmkamp 2009-5-7 14644 Placer Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 8.9 miles east of its junction with Forest Hill Road in Foresthill 476 Comment
  UCR238597  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 258 Comment
  HSC37413  Lupinus bicolor Thomas W. Nelson 1972-11-25 710 Placer Del Oro Rd. near Roseville Comment
  JEPS65004  Lupinus bicolor R. E. Arp 1932-4-18 3 Placer Roseville Comment
  UCR188850  Lupinus bicolor George K. Helmkamp, E. A. Helmkamp 2007-3-25 11705 Placer Northern Sierra Nevada Mountains Foothills, Forest Hill Road, 0.9 mile east of its junction with CA-49 at the bridge of the junction of American River forks 287 Comment
  SEINET5328114  Lupinus bicolor var. microphyllus A. Allen 1950-4-6 3 Placer Roadside 5 miles east of Roseville on Rocky ridge road 46 Comment
  SEINET10485145  Lupinus confertus Blakley 1960-9-2 BLAKLEY 3801 Placer Perennial to 10 in. Tall; fls. Purplish with a white spot on banner, lvs. Silver-gray. Common on a dry rocky sandy loam bank under pinus at the edge of A mountain meadow. Carnelian bay, lake tahoe. 1903 Comment
  UCD107803  Lupinus grayi Thomas C. Fuller 1983-7-19 20419 Placer on roadside cut, north side of Hwy 20 to Nevada City, 3 km. west of Interstate 80. Comment
  UC127526  Lupinus latifolius var. columbianus Mrs. M. M. Hardy 1893-1 Placer Comment
  UC1129681  Lupinus latifolius var. latifolius N. French 1933-5-15 52 Placer American River 609 Comment
  UC82550  Lupinus latifolius var. viridifolius P. B. Kennedy and S. B. Doten 1901-8-18 412 Placer 7 mi from French Meadows (Talbots Home Camp); 7 mi from French Meadows, Talbots Home Camp Comment
  JEPS127538  Lupinus lepidus var. sellulus Steve Matson 1998-6-14 253 Placer nSNH: Martis Valley, about 4 miles SE of Truckee. Martis Creek Wildlife Area, north of Hwy 267, west of Martis Creek, east of vernal pools. Comment
  UCD21600  Lupinus lepidus var. sellulus E. Dean; M. Starbuck, C. Tresan, S. Tresan 2002-7-30 1264 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
  RSA0036006  Lupinus microcarpus var. densiflorus George K. Helmkamp, Mary Alice Barnes 2013-5-3 20459 Placer Forest Hill Road, 4.8 miles east of its junction with Upper Clementine Lake Road, 10.1 mi. NE (52 ) of Auburn 672 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
  UCR235596  Lupinus microcarpus var. densiflorus George K. Helmkamp, E. A. Helmkamp 2012-5-5 18921 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
  SEINET3815513 Image available Lupinus nanus George K. Helmkamp, E. A. Helmkamp 2012-5-11 18940 Placer Foothills, northern Sierra Nevada Mountains: Finning Mill Road at the junction with Forest Hill Road 346 Comment
  UCR208567  Lupinus nanus George K. Helmkamp, E. A. Helmkamp 2009-5-7 14603 Placer Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 4.4 miles east of its junction with Forest Hill Road in Foresthill 805 Comment
  UCR218235  Lupinus nanus George K. Helmkamp, Mary Alice Barnes & Mary Jane Ganibe 2010-7-2 16444 Placer Sierra Nevada Mountains Foothills, Iowa Hill Road, 1.3 miles SE of its junction with Canyon Way in Colfax 418 Comment
  UCR250172  Lupinus nanus George K. Helmkamp, Mary Alice Barnes 2013-5-3 20484 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 4.7 miles south of Forest Hill Road, 1.8 mi. east (92 deg. ) of Foresthill 829 Comment
  UCD22085  Lupinus polyphyllus Rex Palmer 1979-7-26 N 835 Placer Headwaters basin area of the North Fork of the American River. Comment
  CHSC73042  Lupinus polyphyllus var. burkei L. P. Janeway 1998-8-6 5990 Placer Lake Tahoe Basin Management Unit - National Forest. North side of Blackwood Creek, 1.7 mi west of Lake Tahoe. 1938 Comment
  SEINET10490224  Lupinus sellulus var. artulus David B. Dunn, Douglas G. LeDoux; Patricia L. Kenney 1973-6-26 Dunn 21040 Placer Coll. .4 Mi e of the norden post office, approaching donner pass, douglas fir And yellow pine. Decomposed granite soils. Comment
  SCFS5092  Lupinus stiversii F. Felix, Erica Krimmel 2013-5-19 12 Placer North Fork American River, 0.3 mile east Heath Falls overlook Comment
  CDA19571  Luzula comosa M. I. Wibawa, G. F. Hrusa, J. Glazner 2002-5-22 250 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
  SEINET6331930  Luzula comosa M. J. Williams 1985-7-6 85- 61 -10 Placer Sierra Nevada, near old Donner Summit, south of Lake Mary 2286 Comment
  JEPS73265  Luzula divaricata Gladys L. Smith 1972-8-25 3425 A Placer along trail n-facing slope Granite Chief; n-facing slope Granite Chief 2621 Comment
  CAS-BOT-BC342660  Madia citriodora K. Curran 1883-4-1 s.n. Placer Roseville Comment
  UCR218232  Madia citriodora George K. Helmkamp, E. A. Helmkamp 2010-6-26 16405 Placer Sierra Nevada Mountains Foothills, Yankee Jim's Road in Bunch Canyon, 0.5 mile southeast of its junction with Canyon Way 591 Comment
  CAS-BOT-BC343777  Madia elegans L. R. Abrams 1927-9-13 12156 Placer Lincoln Highway, 11 miles east of Auburn Comment
  UCD21779  Madia elegans Beth Lowe Corbin 1982-8-13 341 Placer 1 mile west of The Cedars. Meadowy slope. Ray and disc flowers yellow, anthers black. Partial sun. West facing slope, 20% incline. Locally abundant. 1645 Comment
  UCD134236  Madia elegans Collector Unknown Date Unknown s.n. Placer Exact location unknown. Comment
  SD53148  Madia elegans subsp. densifolia Darley F. Howe 1962-8-10 3418 Placer 1.2 miles north of Auburn 519 Comment
  CDA15984  Madia elegans subsp. elegans G. F. Hrusa, J. Glazner 1999-7-17 15165 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  SD237340  Madia elegans subsp. vernalis G. K. Helmkamp, E. A. Helmkamp 2010-4-23 15935 Placer Sierra Nevada Mountains Foothills: Salmon Falls Road at the Salmon Falls crossing of the American River. 156 Comment
  UCR218130  Madia elegans subsp. vernalis George K. Helmkamp, E. A. Helmkamp 2010-6-26 16382 Placer Sierra Nevada Mountains Foothills, junction of Canyon Way and Yankee Jim's Road, east of I-80 between Weimar and Colfax 616 Comment
  UCR190664  Madia exigua George K. Helmkamp, E. A. Helmkamp 2007-5-23 12075 Placer Northern Sierra Nevada Mountains Foothills, junction of Iowa Hill Road and Finning Mill Road (U. S. F. S. Rd #10) in the Sugar Pine Recreation area 1137 Comment
  JEPS103272  Madia glomerata Lowell Ahart 2002-7-22 9878 Placer 50 yards NE of the small natural lake, on the east side of the paved road to Lake Valley Reservoir, about 1/4 mile east of Yuba Gap and Highway 80. 1780 Comment
  UCD42932  Madia glomerata C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 301 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  UCR240967  Madia glomerata George K. Helmkamp, E. A. Helmkamp 2012-9-25 19919 Placer Northern Sierra Nevada Mountains, Laing Road, parallel to I-80; 0.2 mile east of its junction with Emigrant Gap Road 1611 Comment
  UCD134281  Madia gracilis A. S. Crafts 1926-5-1 790 Placer American River Canyon. Comment
  UCD162512  Madia gracilis Steve Matson 1997-6-15 7 Placer nSNH; Tahoe north shore; Snow Creek watershed, Tahoe Vista/Kings Beach; middle fork snow creek; north of 'big pine' meadow. 1908 Comment
  CAS-BOT-BC343246  Madia gracilis Clarence R. Quick 1962-5-24 62 -6 Placer Institute of Forest Genetics, 2 - 3 miles northeast of Placerville Comment
  UCR120498  Madia minima George K. Helmkamp, E. A. Helmkamp, A. Kerchner 1999-6-29 5027 Placer Northern Sierra Nevada Range, N of Hwy I-80 at west exit to Donner Lake; opening to Negro Canyon 2134 Comment
  POM253192  Madia rammii A. A. Heller 1938-5-7 15076 Placer Between Smartsville and Rough and Ready. Nevada city about 12 miles E Comment
  CHSC10706  Maianthemum racemosum Lowell Ahart 1963-7-1 Placer Near Robinson Flat. 1676 Comment
  UCD150497  Maianthemum racemosum James A. Neilson Jr. 1971-7-6 2221 Placer Tahoe Basin, lower Ward Valley. 1905 Comment
  CAS-BOT-BC512082  Maianthemum racemosum subsp. amplexicaule Alice Eastwood 1912-6-15 411 Placer Deer Park; Lake Tahoe Region Comment
  SEINET10838740  Malva neglecta Mary Susan Taylor 1975-5-10 Taylor 572 A Placer Ca. 2 mi S of Auburn on Hwy 49, at bridge over American River, ca. 40 ft E of the bridge on N side of road; with Tunica prolifera, Toxicodendron diversilobum, Plantago lanceolatum. With Kevin Marsh. 213 Comment
  SEINET8551086  Marah fabacea B. Eshelman, H. Mozingo et al. 1979-3-31 s.n. Placer Mosquito Ridge road to French Meadows, near junction with North Fork of Middle Fork of American River. 518 Comment
  CHSC3556  Marah fabacea var. agrestis Gary Dutton 1966-2-19 57 Placer Found at 227 Donner Ave. Roseville. Comment
  SEINET8551407  Marah watsonii W. D. Billings 1939-3-19 1193 Placer 2 miles N of Auburn. Comment
  UCR238582  Matricaria matricarioides George K. Helmkamp, E. A. Helmkamp 2012-3-31 18652 Placer Sacramento Valley, along CA-193, 0.1 mile west of its junction with Sierra College Blvd. 88 Comment
  UCR241260  Medicago lupulina George K. Helmkamp, E. A. Helmkamp 2012-6-19 19217 Placer Northern Sierra Nevada Mountains Foothills, Foresthill Road, 2.6 miles east of its junction with Mosquito Ridge Road in Forest Hill 1052 Comment
  UCR257592  Medicago polymorpha George K. Helmkamp, Elizabeth Helmkamp 2014-2-22 22532 Placer Sierra Nevada Mountains Foothills, North Auburn, corner of Bell Road and Olympic Way, 0.7 mi. west of CA-49 433 Comment
  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
  CHSC79888  Melica aristata G. F. Hrusa; J. Glazner 1999-7-18 15234 Placer Northern California, Lake Tahoe Region. Betw. Squaw Ck, Hwy 89 and Squaw Valley Rd. UTM: 10s, 43434 N, 07418 E. 1905 Comment
  SACT001473  Melica aristata Michael Baad 1983-7-23 Placer .25 mile west of US Highway 89. Boggy meadows along road. 1828.8 Comment
  UC333419  Melica aristata unknown Placer Shady Run Summit (Summit) Comment
  CAS-BOT-BC269355  Melica californica Peter H. Raven 1953-5-10 5489 Placer Road to Placerville 1.7 miles from Auburn, in canyon of American River Comment
  UCD86414  Melica californica A. A. Beetle 1941-5-26 2715 Placer Near Cisco. 914 Comment
  UCD86437  Melica californica Beecher Crampton 1955-6-15 2867 Placer 0.5 mile south of U. S. Hwy. 40 on the Forest Hill Road. Comment
  SACT001501  Melica californica Josephine Van Ess 1978-4-18 Placer Collected on top of ricky hill near Folsom Lake about 1 mile north of twin rocks road and .5 mile east amoung rocks. 170.7 Comment
  UCD87276  Melica fugax A. A. Heller 1917-6-17 12699 Placer Yuba River. Comment
  CDA19556  Melica geyeri M. I. Wibawa, G. F. Hrusa , J. Glazner 2002-5-22 240 Placer Forest Hill Divide; Hughes Mill, along Finning Mill Rd, ~ 3 mi N of Forest Hill Rd, ~ 3 mi E of Forest Hill. S 1066 Comment
  SEINET175792 Image available Melica geyeri Marcus E. Jones 1882-6-30 3553 Placer Emigrant Gap 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
  CAS-BOT-BC262449  Melica subulata G. L. Stebbins 1977-7-9 7769 Placer Along trail from McKinistry Lake to Rubicon River 1889 Comment
  SACT001556  Melica torreyana D. Meyer 1984-6-23 Placer 1 km from Interstate 80 Frontage Road, shady hillside with Oak and Douglass Fir 978.0 Comment
  UCD36655  Melica torreyana Beecher Crampton 1955-6-15 2876 Placer Placer County, Head of Bunch Canyon, 1 mile south of U.S. Highway 40. Comment
  SEINET7952660  Mentha X piperita J. Anduso 1972-10-8 s.n. Placer Auburn. 1036 Comment
  UC303589  Mentzelia congesta G. B. Grant July, 1906 7067 Placer Lake Tahoe Comment
  UC1602077  Mentzelia dispersa Katharine Brandegee Placer Emigrant Gap. Comment
  SEINET11978670  Mentzelia dispersa L. S. Rose 1938-1 38269 Placer Truckee River, 3 mi NW of Tahoe City 1829 Comment
  CAS-BOT-BC428531  Micranthes aprica John Thomas Howell 1943-7-21 18657 Placer Donner Pass to Mt. Lincoln 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
  UCD22372  Micranthes bryophora Rex Palmer 1979-6-19 N 244 Placer Headwaters basin area of the North Fork of the American River. Comment
  UCD75747  Micranthes bryophora Ellen Dean, M. Starbuck,; K. Mawdsley, G. Harrington, M. Bibbo, J. Poloske 2008-7-20 5213 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, ridge between Southern Pacific RR tracks and railroad tunnel to the west of Lakeview Canyon, ridge to the southwest of disturbed off-road vehicle area. 2270 Comment
  CAS-BOT-BC349323  Microseris nutans L. S. Smith 1926-5-26 1868 A Placer Tahoe National Forest. Duncan Canyon 1676 Comment
  CAS-BOT-BC322771  Microseris sylvatica Gordon H. True 1971-5-26 6546 Placer Northern limits of Lincoln 48 Comment
  RSA122922  Microsteris gracilis subsp. gracilis N. H. French 1934-6-22 481 Placer Half mile west of Lake Van Norden. 2134 Comment
  UC194074  Mimulus angustatus Mrs. M. E. P. Ames 1882-1-1 Placer Auburn Comment
  HSC95831  Mimulus aurantiacus Kevin Thomas 2004-4-10 20 Placer Newcastle Comment
  JEPS87270  Mimulus aurantiacus var. grandiflorus David M. Thompson 1992-6-9 1124 Placer 13.4 mi se Foresthill Road at Forestville (along Mosquito Ridge Road) 750 Comment
  RSA550839  Mimulus aurantiacus var. grandiflorus David M. Thompson 1992-6-9 1124 Placer 13.4 mi SE of Foresthill Road ( and town of Foresthill) along Mosquito Ridge Road. 747 Comment
  CDA15978  Mimulus breweri G. F. Hrusa, J. Glazner 1999-7-17 15163 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  UC573572  Mimulus breweri B. Bolt 1934-7-11 97 Placer Cascade Lakes Tahoe National Forest, Truckee Quadrangle 2042 Comment
  UCD162609  Mimulus breweri Steve Matson 1998-6-23 293 Placer nSNH; Tahoe north shore; Snow Creek watershed, Tahoe Vista/Kings Beach; middle fork at big pine meadow. 1920 Comment
  UCR231861  Mimulus cardinalis George K. Helmkamp, E. A. Helmkamp 2010-8-14 16775 Placer Northern Sierra Nevada Mountains, American Hill Road (Forest Route 13), 4.7 miles south of its junction with Foresthill Road and just south of a creek crossing 1552 Comment
  RSA569212  Mimulus guttatus Bonnie C. Templeton 1931-7-5 1512 Placer Near Meek's Bay, Lake Tahoe. 2280 Comment
  UC1609530  Mimulus guttatus T. S. Brandegee Sept. 1888 Placer Donner Comment
  UCR190665  Mimulus guttatus George K. Helmkamp, E. A. Helmkamp 2007-5-23 12076 Placer Northern Sierra Nevada Mountains Foothills, junction of Iowa Hill Road and Finning Mill Road (U. S. F. S. Rd #10) in the Sugar Pine Recreation area 1137 Comment
  RSA535814  Mimulus kelloggii David M. Thompson, Barbara J. Ertter 1989-4-9 997 Placer 3.0 road mi NE of Shirttail Creek bridge along Shirttail Canyon Road. 500 Comment
  CDA41698  Mimulus leptaleus S. E. Schoenig 1998-8-29 98 84 a Placer Adjacent to trail Glacier Lake, 0.5 miles east of intersection with Sand Ridge Trail. Comment
  CDA12424  Mimulus lewisii G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8553 Ab Placer Lake Tahoe; N side of upper Ward Valley, 4 mi SW of Tahoe City. Comment
  UCD130330  Mimulus lewisii Albert Grigarick 2011-8-31 308 Placer Alpine Meadows Ski Resort. Approx. 300 yds W of headquarters. 2144 Comment
  UCD43913  Mimulus microphyllus C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-25 1279 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  UC702887  Mimulus moniliformis Lewis S. Rose 1941-7-12 41308 Placer Chambers Lodge, (McKinney) Lake Tahoe Comment
  UCD75683  Mimulus moschatus Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5132 a Placer Donner State Park, newly acquired lands to the SW of Donner Lake, along Emigrant Trail on the N side of the north fork of Cold Creek, near underdeveloped road that crosses the creek. 2106 Comment
  UCD122818  Mimulus moschatus F. A. MacFadden 1934-7-9 s.n. Placer P.G. and E. flume below Emigrant Gap. 1371 Comment
  JEPS124590 Image available Mimulus primuloides Laurie Hooker 1965-6-27 23 Placer Meadow at left of Highway 89 So. 3.7 miles past Montreal Road Placer County. Comment
  UC41880  Mimulus primuloides Chesnut and Drew 1890-8-8 Placer Cascade Lake Tahoe Comment
  POM5092  Mimulus primuloides var. pilosellus Allen M. Carpenter 1892-08 s.n. Placer [No location data on label] Comment
  POM298032  Mimulus tilingii A. A. Heller 1917-8-13 12918 Placer Ridge northwest of Donner Pass. 2378 Comment
  UC103790  Mimulus tilingii C. F. Sonne 1895-8-1 Placer above Coldstream; Sierra Nevada Mts. 2438 Comment
  UC103755  Mimulus tilingii C. F. Sonne 1895-7-25 Placer Washoe Mts. Sierra Nevada Mts. (w slope) Comment
  UC193047  Mimulus tilingii C. F. Sonne Jul 25 1895-Aug 1 1895 Placer w slope Washoe Mts. Comment
  JEPS103259  Mimulus torreyi Lowell Ahart 2002-7-22 9904 Placer 50 yards NE of the small natural lake, on the east side of the paved road to Lake Valley Reservoir, about 1/4 mile east of Yuba Gap and Highway 80. 1780 Comment
  JEPS14988  Mimulus torreyi G. T. Nordstrom 1934-6-22 157 Placer 1/2 mi ne Mammoth Springs; Tahoe National Forest, Colfax Quadrangle Comment
  UCR206688  Mimulus torreyi George K. Helmkamp, E. A. Helmkamp 2009-7-16 15196 Placer Sierra Nevada Mountains, Foresthill Road, 20.3 miles northeast of the city of Foresthill 1704 Comment
  UCR209587  Mimulus torreyi George K. Helmkamp, E. A. Helmkamp 2009-8-12 15425 Placer Sierra Nevada Mountains, Forest Hill Road, 20.5 miles northeast of the city of Foresthill 1662 Comment
  SEINET12765191  Minuartia californica Barbara Ertter 1991-3-29 9719 Placer 2-3 miles south of Lincoln.; 0 46 Comment
  RSA20893  Minuartia californica C. B. Wolf 1937-3-30 8356 Placer Sacramento Valley, 2 mi. N of Lincoln. 53 Comment
  UCD98271  Minuartia douglasii Gurdev S. Khush 1959-5-10 18 Placer US Highway 40, 1.5 miles nortehast of Clipper Gap. 426 Comment
  SEINET3161097  Mitella G. B. Grant 1906-1 7133 Placer About Lake Tahoe 2438 Comment
  CAS-BOT-BC435044  Mollugo verticillata Catherine Best 1984-8-11 1033 Placer South Campground. Camp Far West Reservoir. 91 Comment
  UCD38470  Monardella breweri subsp. lanceolata Beecher Crampton 1955-6-15 2880 Placer Bunch Canyon. 2.5 miles south of US Hwy. 40, road to Forest Hill. Comment
  CAS-BOT-BC318583  Monardella odoratissima A. A. Heller 1919-7-26 13320 Placer Donner pass. 2194 Comment
  UCD125270  Monardella odoratissima F. A. MacFadden 1934-7-9 s.n. Placer P.G. and E. flume below Emigrant Gap. Near Placer and Nevada Co's. 1371 Comment
  CAS-BOT-BC222103  Monardella odoratissima subsp. pallida H. D. Ripley; R. C. Barneby 1948-7-13 98310 Placer Yuba Gap, Placer-Nevada Co. line 1828 Comment
  OBI20164  Monardella odoratissima subsp. pallida David J. Keil 1978-7-23 12929 Placer Cisco Grove exit from I-80, just E of Nevada Co. line Comment
  UCR206876  Monardella odoratissima subsp. pallida George K. Helmkamp, E. A. Helmkamp 2009-7-16 15197 Placer Sierra Nevada Mountains, Foresthill Road, 20.3 miles northeast of the city of Foresthill 1704 Comment
  UCR216032  Monardella odoratissima subsp. pallida George K. Helmkamp, Amy Barnes 2009-7-12 15188 Placer Sierra Nevada Mountains, along Foresthill Road 10.3 miles northeast of the town of Foresthill 1370 Comment
  RSA0022808  Monardella villosa Donald Wyrick 1961-6-21 296 Placer On Klamath River Road just west of Highway 99. 762 Comment
  CAS-BOT-BC444731  Montia chamissoi Lewis S. Rose 1940-6-2 40304 Placer Truckee River, 10 mi. n. of Tahoe City 1828 Comment
  CAS-BOT-BC444730  Montia chamissoi John Thomas Howell 1938-8-2 13993 Placer 5 miles north of Brockway Comment
  JEPS82036  Montia fontana Gladys L. Smith 1982-6-24 7431 Placer near Squaw Valley (Goose Meadow, along Rte [89]); Goose Meadow 1828 Comment
  CDA15989  Muhlenbergia filiformis G. F. Hrusa, J. Glazner 1999-7-17 15171 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. . 1889 Comment
  SACT001589  Muhlenbergia filiformis D. Meyer 1984-7-8 Placer Road to Lake Valley Reservoir roadside. 1758.0 Comment
  SACT001591  Muhlenbergia filiformis D. Meyer 1984-8-4 Placer Moist shady roadside. 1358.0 Comment
  UC569416  Muhlenbergia filiformis H. S. Yates 1936-8-9 5988 Placer two mi sw Martis Peak; Truckee Quadrangle 2286 Comment
  UC854359  Myosurus apetalus Alice Eastwood Jun 15 1912-Jun 19 1912 467 Placer Tahoe City; Lake Tahoe Region Comment
  CAS-BOT-BC83228  Myosurus minimus Alice Eastwood 1912-6-15 467 Placer Lake Tahoe Region. Tahoe City. Comment
  CDA19071  Myriophyllum aquaticum R. Simon 2001-4-13 PDR 062707 Placer Corner of Roseville Parkway and Ornetto, Roseville. 0 Comment
  CDA38167  Myriophyllum sibiricum G. D. Barbe 1977-7-2 2287 Placer Day Use Area, Martis Creek Lake, south of Truckee Airport. 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
  UCR237435  Narcissus poeticus George K. Helmkamp, E. A. Helmkamp 2012-2-23 18574 Placer Sacramento Valley, Nicolaus Road, 0.4 mile west of South Dowd Road, west of Lincoln 45 Comment
  UCD22114  Navarretia breweri Rex Palmer 1979-6-21 N 385 Placer Headwaters basin area of the North Fork of the American River. Comment
  CDA15940  Navarretia capillaris G. F. Hrusa, J. Glazner 1999-7-17 15147 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  UCD44423  Navarretia capillaris C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1789 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  RSA562585  Navarretia capillaris Alva Day 1982-7-13 82 -71 Placer Soda Springs Rd. 1.7 mi. N of Chickering property. Comment
  POM75137  Navarretia divaricata Marcus E. Jones 1882-6-30 10586 Placer Emigrant Gap. Comment
  RSA293380  Navarretia divaricata Reino Alava 1958-5-3 2008 -A Placer Along the road near the North Fork Dam of the American River; south [end] of Lake Clementine. About 3 miles northeast of Auburn 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
  UCD42929  Navarretia divaricata subsp. divaricata C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 298 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  UC126072  Navarretia filicaulis Katharine Brandegee Jul 1908 Placer near Cape Horn Comment
  CDA36875  Navarretia intertexta CDFA Staff 1995-5-12 s.n. Placer Dry Creek. 0 Comment
  UC201039  Navarretia intertexta M. K. Curran May 1885 Placer Comment
  CDA15932  Navarretia intertexta subsp. propinqua G. F. Hrusa, J. Glazner 1999-7-17 15173 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 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
  UCD48609  Navarretia intertexta subsp. propinqua Herbert L. Mason 1940-8-3 12203 Placer Squaw Creek Valley, north of Lake Tahoe, Placer County, California. 1889 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
  CHSC40013  Navarretia leptalea Lewis S. Rose 1941-7-18 41319 Placer Chambers Lodge (McKinney), Lake Tahoe. Meadow. 1920 Comment
  POM75635  Navarretia leptalea Marcus E. Jones 1882-6-28 10177 Placer Emigrant Gap. 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
  UC908966  Navarretia leptalea subsp. leptalea David R. Goddard 1927-7-26 1071 Placer near Tahoe Vista (Lake Tahoe, just n of California line); Lake Tahoe, near Tahoe Vista 2072 Comment
  UC718537  Navarretia leucocephala Carl B. Wolf 1937-5-12 Placer 1 mi n Lincoln; Sacramento Valley 45 Comment
  SD121552  Navarretia leucocephala Jack L. Reveal 1987-5-22 2877 Placer vernal pools; Pleasant Grove Creek on Stanford Ranch northwest of Rocklin 79 Comment
  SEINET14152008  Navarretia leucocephala subsp. minima F. H. Hillman 1894-9-22 s. n. Placer near Tahoe City 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
  UCSB28392  Navarretia tagetina Hardham, Clare 1974-5-20 Placer Outskirts of Lincoln; (tile factory) Rt. 65 Comment
  CAS-BOT-BC7208  Nemophila humilis Alice Eastwood 1898-6-8 s.n. Placer Summit Comment
  UC1021938  Nemophila menziesii Rolf Y. Berg 1954-4-15 Placer Auburn-Folsom Road eight mi s Auburn; s of Auburn Comment
  JEPS126279  Nemophila pedunculata Steve Matson 1998-6-21 200 Placer nSNH; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; north of Highway 267, south Martis dam road. Comment
  UCR250650  Nemophila pulchella var. gracilis George K. Helmkamp, Mary Alice Barnes 2013-4-18 20374 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
  RSA76003  Nemophila spatulata Lincoln Constance 1938-6-6 2279 Placer 6.5 miles west of Cisco, Sierra Nevada. 1585 Comment
  CAS-BOT-BC231506  Nicotiana G. P. Rixford 1913-9-2 s.n. Placer Loomis Comment
  UCD126683  Nicotiana acuminata var. multiflora H. E. Catlin 1940-9-19 s.n. Placer Auburn. Comment
  JEPS62088  Odontostomum hartwegii E. R. Arp 1935-5-13 Placer Roseville Comment
  UC905263  Odontostomum hartwegii Malcolm Nobs 1948-5-23 511 Placer on Hwy. 49 3/4 mi. n. of Rock Creek Comment
  JEPS127509  Oenothera flava Steve Matson 1998-7-12 333 Placer nSNH: Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; north side of Highway 267, west of Martis Creek. Comment
  UCD43229  Oreostemma alpigenum var. andersonii C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-13 598 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  UCD42909  Oreostemma peirsonii C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 277 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  UCD42964  Oreostemma peirsonii C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 333 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  JEPS11676  Orobanche californica subsp. grayana Rowena Beans 1914-9-7 Placer Tahoe Tavern Comment
  JEPS72368  Orobanche corymbosa subsp. corymbosa Gladys L. Smith 1972-8-25 3416 Placer Near base of Granite Chief. Comment
  JEPS111153  Orogenia fusiformis Steve Matson 2005-5-21 1239 Placer North shore of Lake Tahoe; Cedar Flat; National Forest; 39.1842 N, 120.1085 W; elevation 6700 ft. 2042 Comment
  JEPS111291  Orthocarpus cuspidatus Steve Matson 2005-7-10 1389 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
  UCD21898  Orthocarpus cuspidatus subsp. cryptanthus Beth Lowe Corbin 1982-8-4 241 Placer 1 1/2 mile north of Onion Creek campground. 2255 Comment
  SJSU3256  Orthocarpus cuspidatus subsp. cryptanthus R. L. Fisher 1959-8-4 Placer Emigrant Meadow 2286 Comment
  SDSU10842  Orthocarpus erianthus D. F. Howe 1948-5-20 1836 Placer 4.0 miles N of Auburn. 457 Comment
  SACT001622  Oryza sativa Josephine Van Ess 1976-9-15 Placer Collected about 1 mile south of nicolaus Road. 30.5 Comment
  SACT001684  Oryzopsis hymenoides Michael Baad 1976-8-25 Placer ridge of east Grouse Canyon 2499.0 Comment
  UCD127774  Osmorhiza berteroi G. K. Helmkamp; E. A. Helmkamp 2007-5-23 12049 Placer Northern Sierra Nevada Mountains: Along Forest Hill Road, 2.3 miles northeast of Foresthill. 1116 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
  CDA12409  Osmorhiza occidentalis G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8537 Ab Placer Lake Tahoe; N side of upper Ward Valley, 4 mi SW of Tahoe City. Comment
  JEPS126312  Osmorhiza occidentalis Steve Matson 1998-8-21 382 Placer Tahoe north shore; Snow Creek Watershed, Tahoe Vista/Kings Beach; dirt road extension of Tiger Ave. Comment
  UCR226147  Osmorhiza occidentalis Ellen Dean, K. F. Mawdsley, Gordon Harrington, Mark Bibbo, J. Poloske 2008-7-20 5204 Placer Donner State Park, newly acquired lands to the southwest of Donner Lake, ridge beween Southern Pacific RR tracks and railroad tunnel to the west of Lakeview Canyon, large turnabout/parking area with off-road vehicle use 2208 Comment
  SJSU10635  Oxyria digyna R. L. Fisher 1959-8-16 Placer Anderson Peak 2670 Comment
  UC849847  Oxyria digyna A. A. Heller 1917-8-14 12922 Placer near the crest Mt. Lincoln (s of Summit valley); Mt. Lincoln s of Summit valley 2499 Comment
  CAS-BOT-BC10505  Paeonia brownii Alice Eastwood 1912-6-15 362 Placer Deer Park, Lake Tahoe Region Comment
  CDA15682  Paeonia brownii G. F. Hrusa, J. Glazner 1999-7-18 15232 Placer Lake Tahoe; Wooded slopes betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1905 Comment
  UC854375  Paeonia brownii Alice Eastwood Jun 15 1912-Jun 19 1912 362 Placer Deer Park Lake Tahoe Region Comment
  JEPS59363  Paeonia brownii Ezra Brainerd and Viola B. Baird 1915-7-7 112 Placer along road Squaw Valley; Sierra Nevada Mts. 1905 Comment
  RSA202359  Paeonia brownii Edward L Smith 1967-6-17 s.n. Placer 1 mile E of Emigrant Gap. 1616 Comment
  UCD33749  Panicum acuminatum var. fasciculatum Beecher Crampton 1972-7-26 8863 Placer Gold Run, rest stop along Interstate 80. 914 Comment
  CHSC81854  Panicum capillare Lowell Ahart 2001-10-10 9342 Placer French Meadows Reservoir, near the boat or trail access area on the northwest side of the reservoir, about 1 mile southwest of the bridge across the Middle Fork of the American River, about a 2 miles southwest of Ahart Camp, about 22 miles (air) northeast of Forest Hill. 1591 Comment
  CAS-BOT-BC253820  Panicum dichotomiflorum Beecher Crampton 1977-9-30 9531 Placer Applegate, opposite grocery store Comment
  UC170098  Parnassia fimbriata Miss Helen D. Geis 1912-6 203 Placer Crags, Deer Park Deer Park; Crags, Deer Park Comment
  UCD88733  Paspalum dilatatum Beecher Crampton 1965-9-13 7496 Placer Gold Run, Interstate Hwy. 80. 975 Comment
  UCD44522  Pedicularis groenlandica C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1888 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  RSA123599  Pedicularis semibarbata E. F. Sprague 1956-8-4 1298 Placer Sugar Bowl, Norden. 2134 Comment
  UCD23227  Pellaea brachyptera Beth Lowe Corbin 1982-8-9 288 Placer 2/3 mile southwest of Onion Creek campground. 1767 Comment
  CAS-BOT-BC69377  Pellaea breweri Miss. M. E. B. Norton s.n. Placer Deer Park Springs, Sierra Nevada 2133 Comment
  CAS-BOT-BC67606  Pellaea bridgesii John H. Thomas; Hazelle A. Thomas 1956-7-21 6223 Placer Sierra Nevada - vicinity of Donner Pass, about 80 miles northeast of Sacramento. 2377 Comment
  CAS-BOT-BC67607  Pellaea bridgesii C. F. Sonne 1886-7-5 3221 Placer Sierra Nevada Mts. - Above Summit Station 2209 Comment
  JEPS73135  Pellaea bridgesii Gladys L. Smith 1972-6-20 3269 Placer Ward Peak 2286 Comment
  SEINET9885426  Penstemon azureus David J. Keil 1978-1 12930 Placer Cisco Grove exit from I-80, just E of Nevada Co line; around South fork of Yuba River 1768 Comment
  UCR173791  Penstemon azureus George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-14 10712 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
  RSA285685  Penstemon azureus subsp. azureus D. C. Michener 1981-7-16 4010 -C Placer Sierra Nevada. Summit of Donner Pass above railway line and its tunnels; east flank of summit. Comment
  NY571129  Penstemon azureus var. angustissimus D. D. Keck 1932-6-30 1584 Placer Sierra Nevada: ca. 4 miles south of Colfax, Placer Co. 640.1 Comment
  NY571189  Penstemon azureus var. azureus H. M. Hall 1910-6-19 8702 Placer Cisco, in the Transition Zone 1800 Comment
  UC580689  Penstemon azureus var. azureus B. Bolt 1934-7-11 96 Placer Cascade Lakes Truckee Quadrangle Comment
  UCR129622  Penstemon glaber Marcus E. Jones 1930-7-10 25579 Placer Sierra Nevada Mtns., Lake Tahoe 1951 Comment
  CHSC85478  Penstemon gracilentus G. F. Hrusa; J. Glazner 2000-9-3 15672 A Placer Northern Sierra Nevada. Sugar Bowl Ridge, immediately to W of proposed Crow's Nest ski run. 2164 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
  SEINET2470931  Penstemon gracilentus K. Christie 2010-6-30 1872 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
  JEPS59359  Penstemon gracilentus Ezra Brainerd and Viola B. Baird 1915-7-25 109 Placer Deer Park Sierra Nevada Mts. (along trail to Garden of the Gods) 2072 Comment
  LA209570  Penstemon heterodoxus Mary V. Hood; 1948-7-20 48- 26 -k* Placer Sugar Bowl, Lodge, near Nordon 2133 Comment
  CAS-BOT-BC264483  Penstemon heterodoxus var. heterodoxus John Thomas Howell 1943-7-22 18705 Placer Summit Valley Comment
  UC1063370  Penstemon heterodoxus var. heterodoxus H. S. Yates 1934-6-29 3881 Placer near Brockway; Tahoe National Forest, Truckee Quadrangle Comment
  POM114616  Penstemon laetus var. laetus Ralph Hoffmann 1927-7-17 s.n. Placer Pinos. Comment
  SD243212  Penstemon neotericus George K. Helmkamp, E. A. Helmkamp 2011-8-26 18190 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
  SCFS1211  Penstemon newberryi E. Krimmel 2013-6-29 Placer NFAm. Painted Rock Trail. Comment
  UCD75952  Penstemon newberryi Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5193 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, along Emigrant Trail on the N side of the north fork of Cold Creek. South side of trail. 2161 Comment
  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
  CAS-BOT-BC239278  Penstemon newberryi var. berryi Jas. L. Walters 1940-5-11 s.n. Placer Near Yuba Pass overhead east of Emigrant Gap Comment
  CAS-BOT-BC239279  Penstemon newberryi var. berryi L. S. Smith 1928-6-27 2392 Placer Tahoe National Forest, Deer Park along 5-Lakes Trail 1981 Comment
  CAS-BOT-BC239285  Penstemon newberryi var. berryi A. A. Heller 1917-6-18 12710 Placer Along the Yuba River below Cisco 1645 Comment
  UC147631  Penstemon roezlii Harriet A. Walker 1908-6-24 1254 Placer Blue Canyon (Blue Canon) Blue Canyon 1432 Comment
  UC566032  Penstemon roezlii G. T. Nordstrom 1934-6-19 122 Placer 0.5 mi ne of mouth Monumental Creek; Colfax Quad. 1463 Comment
  UCR207116  Penstemon roezlii George K. Helmkamp, E. A. Helmkamp 2009-7-16 15225 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
  UCR209729  Penstemon roezlii George K. Helmkamp, E. A. Helmkamp 2009-8-12 15452 Placer Northern Sierra Nevada Mountains, Forest Hill Road, 21.7 miles northeast of the city of Foresthill 1701 Comment
  UCR209752  Penstemon roezlii George K. Helmkamp, E. A. Helmkamp 2009-8-12 15443 Placer Sierra Nevada Mountains, Forest Hill Road, 0.8 mile west of Robinson Flat, c. 27 miles NE of the city of Foresthill 2034 Comment
  SEINET11120779  Penstemon roezlii George K. Helmkamp, E. A. Helmkamp 2009-7-16 15225 Placer Sierra Nevada Mtns., Forest Hill Rd., 26.1 mi NE of Foresthill, ca. 3/4 mi NW of Sailor Flat. Duncan peak Comment
  UC27422  Penstemon rydbergii var. oreocharis J. Burtt Davy Jun 25 1897-Jun 30 1897 3261 Placer Truckee River Basin Comment
  UCD158889  Penstemon rydbergii var. oreocharis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-19 s.n. Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  UCD162556  Penstemon rydbergii var. oreocharis Steve Matson 1998-6-21 262 Placer nSNH; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; 200 meters north of Highway 267, east of logging road by lone pine tree. 1780 Comment
  RSA437415  Penstemon speciosus Robert F. Thorne, J. Chandler 1987-6-26 5424 Placer CA Hwy 267, 3.2 mi S of Brockway Summit. Comment
  SEINET6626624  Pentagramma triangularis P. L. Henderson 1975-9-21 62 Placer North and Middle Fork American River. 274 Comment
  UCD137789  Pentagramma triangularis subsp. triangularis Eric Brenner; John Hunter 1996-5-26 5 Placer Tahoe National Forest, along Forest Hill Rd at Mosquito Ridge at Volcano Canyon. 1870 Comment
  SEINET11153623  Perideridia gairdneri subsp. borealis P. A. Lehenbauer 1934-7-8 s.n. Placer Cisco. Comment
  CHSC74350  Perideridia lemmonii Susi Urie; Eric Schroder 1998-9-10 98 -318 Placer Antone Meadows; along Burton Creek, about 2.1 mi northwest of Lake Tahoe. [Lat./long. on label is '39 12 N; 120 9 W']. 2072 Comment
  JEPS126338  Perideridia parishii Steve Matson 1998-8-21 390 Placer Tahoe north shore; Snow Creek Watershed, Tahoe Vista/Kings Beach; dirt roas extension of Tiger Ave. along power lines at junction with west fork of Snow Creek. Comment
  CDA15947  Perideridia parishii subsp. latifolia G. F. Hrusa, J. Glazner 1999-7-17 15156 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  RSA339131  Perideridia parishii subsp. latifolia Margaret J. Williams 1985-7-6 85- 61 -5 Placer Near old Donner Summit, S of Lake Mary 2287 Comment
  UCD98376  Petrorhagia dubia M. D. Clegg 1963-5-4 27 Placer Folsom Reservoir, 2 miles north of Folsom, southeast corner of county. 60 Comment
  UCR207870  Petrorhagia dubia George K. Helmkamp, E. A. Helmkamp 2009-4-22 14576 Placer Sierra Nevada Mountains Foothills, Rucky Chuck Rd. (dirt) 1.2 miles southeast of Forest Hill Road 448 Comment
  UCR208579  Petrorhagia dubia George K. Helmkamp, E. A. Helmkamp 2009-5-7 14621 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
  RSA293426  Petrorhagia dubia Reino Alava 1958-5-3 2021 Placer Near the Forestry Station at Auburn. Comment
  UCD82832  Phacelia Robin McMaster 1973-6-3 448 Placer 2 mi W Lake Spaulding. Comment
  CHSC72874  Phacelia egena L. P. Janeway; Eric Schroder 1998-7-13 5756 Placer Lake Tahoe Basin. North side of Blackwood Creek, 1.7 mi west of Lake Tahoe. 1938 Comment
  SEINET9296160  Phacelia hastata var. hastata Unknown 1999-7-17 15184 e Placer Martis Valley, CA (Lat. 39deg18'39") Comment
  UC1602035  Phacelia heterophylla subsp. virgata N. French 1934-6-22 477 Placer 1/2 mi w Lake Van Norden; Tahoe National Forest, Truckee Quadrangle Comment
  UC24386  Phacelia imbricata State Survey 1865-4-13 4580 Placer dry hills Newcastle Comment
  UC577926  Phacelia marcescens N. French 1934-6-22 463 (377) Placer Serena Lake Tahoe National Forest, Truckee Quadrangle 2103 Comment
  UC881157  Phacelia marcescens Marcus E. Jones, A. M. 1882-6-27 3294 Placer Emigrant Gap Comment
  JEPS73651  Phacelia marcescens L. R. Heckard with G. L. Stebbins 1973-6-17 3439 Placer about 7 air mi se of Emigrant Gap (on e face of Big Valley Bluff); Big Valley Bluff 1524 Comment
  UCD22020  Phacelia mutabilis Beth Lowe Corbin 1982-8-2 155 Placer Onion Creek Campground. 1841 Comment
  RSA0034432  Phacelia mutabilis Lincoln Constance 1946-7-2 3094 Placer Above Truckee River 1 mile southeast of Squaw Creek. 1829 Comment
  SEINET5507909  Phacelia mutabilis A. A. Heller 1909-7-16 9861 Placer Summit 2134 Comment
  RSA0009687  Phacelia procera Marcus E. Jones 1882-6-30 s.n. Placer Emigrant Gap. Comment
  UCD120663  Phacelia quickii G. L. Stebbins 1977-7-9 7763 Placer Along trail from McKinistry Lake to Rubicon River. 1706 Comment
  SD247445  Phacelia racemosa George K. Helmkamp, E. A. Helmkamp 2012-6-19 19239 Placer Northern Sierra Nevada Mountains: Foresterhill Road, 9.2 miles east of its junction with Devil's Thumb Road (Duncan Peak 7.5'Q) 2054 Comment
  JEPS111161  Phacelia ramosissima var. ramosissima Steve Matson 2005-7-16 1394 Placer Tahoe west shore, technically just outside the Tahoe Basin, about 900 meters northwest of Barker Pass/PCT trailhead, just past where PCT crosses stream. 39.0800 N 120.2429 W; elevation 8,000 ft. 2438 Comment
  CAS-BOT-BC154287  Phacelia ramosissima var. subglabra C. F. Sonne 1886-7-18 241 Placer Top of R.R. [Canon] Canyon on Truckee River Comment
  UCD120686  Phacelia stebbinsii G. L. Stebbins 1977-7-1 7732 Placer Above Middle Fork, American River, near Last Chance. 1341 Comment
  CAS-BOT-BC259076  Phalaris lemmonii L. R. Abrams 1935-4-20 13685 Placer Roseville, Sacramento Valley Comment
  SACT001709  Phalaris lemmonii D. Meyer 1983-5-15 Placer Field at Southeast corner. 36.6 Comment
  UCD88891  Phalaris lemmonii Beecher Crampton 1957-5-7 3991 Placer 2 miles N of Lincoln. Comment
  CAS-BOT-BC77389  Philadelphus lewisii Marcus E. Jones 1882-7-3 s.n. Placer Colfax Comment
  SACT001734  Phleum alpinum Michael Baad 1983-8-21 Placer Collected on road between lakes from Soda Springs. 2.2 miles southwest of I80 exit to Soda Springs. 2019.0 Comment
  SACT001738  Phleum alpinum D. Meyer 1983-9-10 Placer Near parking lot. Moist streambank and meadow. 1879.0 Comment
  UCD89344  Phleum alpinum R. Tofsrud 1951-7-11 s.n. Placer Ice Lake, 4 miles S of Soda Springs. Comment
  SACT001746  Phleum pratense D. Meyer 1984-7-21 Placer Moist roadside ditch and pine-wooded area in dense shade. 1927.0 Comment
  SACT001756  Phleum pratense D. Meyer 1983-8-7 Placer Near gate into ski area parking lot, moist meadow with many sedges 207.0 Comment
  UCR241720  Phleum pratense George K. Helmkamp, E. A. Helmkamp 2012-9-25 19924 Placer Northern Sierra Nevada Mountains, Laing Road, parallel to I-80; 0.2 mile east of its junction with Emigrant Gap Road 1611 Comment
  UC172696  Phlox diffusa Kellogg 1870-6-16 Placer Cisco Sierra Nevada Comment
  UC23908  Phlox diffusa A. M. Carpenter 1893-8 Placer 2286 Comment
  RSA772289  Phlox gracilis George K. Helmkamp, E. A. Helmkamp 2010-4-17 15902 Placer along CA-49, 2.5 miles southeast of Pilot Hill 271 Comment
  UC567162  Phlox gracilis N. French 1934-6-22 481 Placer 0.5 mi w Lake Van Norden; Truckee Quad. 2133 Comment
  UC702937  Phlox gracilis Lewis S. Rose 1941-7-8 41292 Placer Chambers Lodge (McKinney) Lake Tahoe 1920 Comment
  UC84074  Phoenicaulis cheiranthoides C. F. Sonne 1892-7-1 Placer Truckee River; Sierra Nevada Mountains, Truckee River Comment
  UCD116104  Phoenicaulis cheiranthoides Tamara Kan 1992-7-30 s.n. Placer East slope of Silver Peak. 2377 Comment
  CAS-BOT-BC60741  Physaria occidentalis C. F. Sonne 1886-7-18 23 Placer Sierra Nevada Mountains. Head of Squaw Valley on Truckee River. 2438 Comment
  UCR253807  Picris echioides George K. Helmkamp, Elizabeth Helmkamp 2012-10-30 20092 Placer Sacramento Valley, South Dowd Road, 0.1 mile south of its junction with Moore Road, southwest of Lincoln 34 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
  UC1051421  Pilularia americana Francia Chisaki with R. Bacigalupi and T. Robbins 1956-4-20 691 Placer Antelope (on Roseville Road, just N of Sacramento-Placer County line) Comment
  SEINET5334493  Pinus attenuata W. Priest 1956-4-16 s.n. Placer 20 miles of Baxter on U.S. 40. 1219 Comment
  SEINET5334494  Pinus attenuata V. K. Johnson 1950-12-13 s.n. Placer Gold Run Comment
  HSC1484  Pinus contorta R. A. Magie 1964-6-12 102 Placer Turn off of Hwy. 20 6 mi. W of Hwy. 40 junction, 12 mi. to Lindsay Lake, Bulk Collection # 36 Comment
  CAS-BOT-BC78460  Pinus contorta subsp. murrayana Ira L. Wiggins 1930-10-12 5081 Placer Donner Summit 2174 Comment
  CAS-BOT-BC78463  Pinus contorta subsp. murrayana Baki Kasapligil 1974-10-6 4912 Placer Soda Springs, Sugar Bowl 1828 Comment
  OBI20153  Pinus contorta subsp. murrayana David J. Keil 1978-7-23 12943 Placer Cisco Grove exit from I-80, just E of Nevada Co line 1768 Comment
  UCR171397  Pinus contorta subsp. murrayana George K. Helmkamp, E. A. Helmkamp 2005-10-1 9976 Placer Northern Sierra Nevada Mtns., NW of Lake Tahoe; Junction of Bear Creek Dr. and Big John Road (c. 2.2 miles west of Calif. Highway 89 and just south of Alpine Meadows Road) 2015 Comment
  SEINET11528646  Pinus contorta var. murrayana P. Lehenbauer 1929-11-4 s.n. Placer Fish hatchery, Tahoe City. Comment
  SEINET11738786  Pinus contorta var. murrayana H. H. Heller 1934-1 s.n. Placer Lake Tahoe Comment
  UC185  Pinus jeffreyi W. A. Setchell 1901-7-1 Placer Rubicon Park , Tahoe 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
  SEINET11611048  Pinus lambertiana W. Priest 1956-4-16 s.n. Placer On U.S. Highway 40 just W of Baxter 1067 Comment
  HSC1526  Pinus monticola R. A. Magie 1964-6-12 101 Placer Turn off of Hwy. 20, 6 mi. W of Hwy. 40 junction, 12 mi. towards Lindsay Lake 1982 Comment
  SBBG350  Pinus monticola E. R. Blakley 1960-8-29 3792 Placer Carnelian Bay, Lake Tahoe 1950 Comment
  UC1819257  Pinus ponderosa Glen E. Sindel 1955-9-25 s. n. Placer Forest Hill, northern edge of flat ridge top, ca. 50 ft W of northern edge of Forest Hill Ranger Station, Tahoe National Forest; IFG plot 68 975 Comment
  SEINET5334748  Pinus ponderosa var. ponderosa W. D. Billings 1940-5-18 1315 Placer Gold Run Comment
  NY42681  Pinus sabiniana J. B. Walker 1994-8-19 932 Placer 1km S of Weimar, at offramp of I-80 320 Comment
  UC338318  Pinus sabiniana unknown Placer Auburn Aubutn Comment
  SCFS1164  Piperia E. Krimmel, Michael Hamilton 2013-8-1 Placer NFAm. Chickering Meadow. Comment
  UCD33760  Pistacia atlantica Beecher Crampton 1972-9-28 8879 Placer Placer County, Applegate. 579 Comment
  CAS-BOT-BC227971  Plagiobothrys Geo. B. Grant 1906-8-15 6932 Placer Tahoe Tavern, Lake Tahoe Comment
  JEPS126365  Plagiobothrys cognatus Steve Matson 1998-6-27 316 Placer nSNH; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; 200 yards south south east of junction of Highway 267 and Martis Creek. Comment
  RSA726775  Plagiobothrys greenei L. Ahart 2007-4-13 13637 Placer About 1/2 mile south of the Manzanita Cemetery, about 1/2 mile west of Gladding Road, about 2 3/4 miles north of Lincoln. 44 Comment
  UC726333  Plagiobothrys greenei A. A. Heller 1940-4-20 15538 Placer along U.S. Highway #99E near Whitney Station s Lincoln Comment
  CAS-BOT-BC230946  Plagiobothrys hispidulus Alice Eastwood 1912-6-15 444 Placer Lake Tahoe Region. Tahoe City Comment
  CAS-BOT-BC230949  Plagiobothrys hispidulus Alice Eastwood 1906-7-27 1066 Placer Glen Alpine Region. Fallen Leaf Lake Comment
  JEPS103534  Plagiobothrys hispidulus Lowell Ahart 2002-7-22 9881 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
  UC881365  Plagiobothrys hispidulus A. A. Heller 1917-8-12 12877 Placer Southern Pacific Reservoir w Emigrant Gap; Southern Pacific Reservoir Comment
  CAS-BOT-BC230944  Plagiobothrys hispidulus Le Roy Abrams 1911-7-27 4770 Placer Lake Tahoe Region. Lake Valley 1950 Comment
  CAS-BOT-BC230948  Plagiobothrys hispidulus Alice Eastwood 1906-7-24 948 Placer Glen Alpine Region. Camp Agassiz Comment
  CHSC90583  Plagiobothrys nothofulvus Wm. Schierenberg 1988-3-18 11 Placer On hillside about 0.04 km east of Rocklin, behind Sierra College. 71 Comment
  UCR253123  Plagiobothrys nothofulvus George K. Helmkamp, Amy Barnes 2014-4-23 22820 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
  SD248357  Plagiobothrys stipitatus var. micranthus George K. Helmkamp 2013-3-28 20282 Placer Eastern Sacramento Valley: along 10th Street/Ranch House Road, 0.6 mile south of its juncton with Riosa Road in Sheriden (Lincoln 7.5'Q) 42 Comment
  SEINET8665624  Plantago erecta A. Tiehm, H. Mozingo, M. Williams, E. McPherson 1975-1 616 Placer One mile North of Lincoln. Comment
  RSA21993  Plantago lanceolata Kate Eastwood Phelps 1937-5-28 s.n. Placer Applegate. 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
  CHSC81805  Plantago major Lowell Ahart 2001-10-10 9337 Placer French Meadows Reservoir, near the boat or trail access area on the northwest side of the reservoir, about 1 mile southwest of the bridge across the Middle Fork of the American River, about 2 miles southwest of Ahart Camp, about 22 miles (air) northeast of Forest Hill. 1594 Comment
  JEPS102730  Plantago major Lowell Ahart 2001-10-10 9337 Placer French Meadows Reservoir, near the boat or trail access area on the NW side of the reservoir, about 1 mile SW of the bridge across the Middle Fork of the American River, about 2 miles SW of Ahart Camp, about 22 miles (air) NE of Forest Hill. 1594 Comment
  UCD44022  Platanthera dilatata var. leucostachys C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-8-1 1388 Placer Lake Tahoe Basin. Comment
  RSA382901  Platanthera leucostachys Fay A. MacFadden 1934-7-2 12560 Placer N Fork of N Fork of American River, Rawhide Mine Alta. Comment
  RSA382899  Platanthera leucostachys George Henry Grinnell 1932-8-17 a.n. Placer [County: Placer or El Dorado] Near lake Tahoe. Comment
  RSA20889  Platystemon californicus var. californicus Carl B. Wolf 1937-3-30 8352 Placer Sacramento Valley, 1.5 miles east of Lincoln on Penryn Road. 61 Comment
  UCD15637  Plectritis macrocera R. B. Kelley 1985-5-12 186 Placer Stevens Trail, at end of North Canyon Rd, near Colfax. 633 Comment
  UCD41268  Plectritis macrocera Ellen Dean; Art Shapiro, Adrienne Shapiro 2003-5-12 1724 Placer East of Hwy 80 and town of Colfax, western side of canyon of North Fork of the American River. Along Iowa Hill Road, about 1.8 road miles east of intersection with Canyon Way in Colfax. 518 Comment
  JEPS5126  Plectritis macrocera R. E. Arp 1932-4-18 8 Placer sent from Roseville Comment
  SACT001778  Poa annua D. Meyer 1983-5-15 Placer Field at Southeast corner. 36.6 Comment
  CAS-BOT-BC254757  Poa bolanderi John Thomas Howell 1943-7-21 18643 Placer Donner Pass to Mount Lincoln Comment
  SACT001800  Poa bolanderi Michael Baad 1983-8-11 Placer To Five Lakes Basin, continuing 3.6 km west toward Whiskey Creek. 2072.0 Comment
  UC60808  Poa bolanderi J. Burtt Davy Jun 25 1897-Jun 30 1897 3255 Placer Truckee to Tahoe Truckee River Basin Comment
  SACT001823  Poa canbyi Michael Baad 1976-6-16 Placer Descending to stream crossing. Comment
  SACT001827  Poa canbyi Michael Baad 1983-8-11 Placer To Five Lakes Basin, continuing 2.4 km west toward Whiskey Creek. 2072.0 Comment
  UCD37041  Poa compressa Beecher Crampton 1956-7-17 3722 Placer Placer County, Blue Canyon. 1432 Comment
  SACT001847  Poa gracillima Michael Baad 1983-7-10 Placer 19.52 km from Emigrant Gap along road to Helester Point, open rocky slope to left of road. 1524.0 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
  SACT001869  Poa nevadensis D. Meyer 1983-6-16 Placer 1624.0 Comment
  SACT001880  Poa nevadensis D. Meyer 1984-6-10 Placer 3.2 km south of Colfax steep shady cliff above stream. 606.0 Comment
  SACT001890  Poa palustris D. Meyer 1984-8-26 Placer 1818.0 Comment
  SACT001895  Poa palustris D. Meyer 1984-8-26 Placer 1818.0 Comment
  UCR146858  Poa palustris Beecher Crampton 1956-7-17 3727 Placer Sierra Nevada Mountains, 0.75 mile west of Blue Canyon 1433 Comment
  SACT001910  Poa pratensis D. Meyer 1983-9-10 Placer West end near parking lot mist streambank and meadow. 1879.0 Comment
  SACT001933  Poa pratensis D. Meyer 1984-6-3 Placer Moist shrubby area. 606.0 Comment
  SEINET10888254  Poa sandbergii A. Arthur Heller 1917-6-19 Heller 12728 Placer Dry gravelly ridge, Emigrant Gap, in the yellow pine belt. 1615 Comment
  SACT001973  Poa scabrella Michael Baad 1983-5-5 Placer 3 miles southeast of Canyon Way Road descending to North Fork of the American River. 548.64 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
  POM113760  Poa secunda Marcus E. Jones 1882-6-28 11384 Placer Emigrant Gap. Comment
  UCD44689  Poa secunda subsp. juncifolia C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 2055 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  UCD92249  Poa secunda subsp. juncifolia Beecher Crampton 1969-7-1 8488 Placer 1/4 mile W of Emigrant Gap P.O. (Nyack Lodge). on Interstate Hwy 80 eastbound. Comment
  UC821094  Poa secunda subsp. secunda A. A. Heller 1917-8-13 12917 Placer ridge nw of Donner Pass 2377 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
  CAS-BOT-BC539302  Poa sierrae G. Ledyard Stebbins 1968-4-7 6671 Placer Mosquito Ridge, E of Forest Hill, along road, 2.7 mi NE of turnoff to PG&E dam and powerhouse 975 Comment
  CHSC112174  Poa sierrae Dean Wm. Taylor 2013-6-19 21370 Placer Ralston Ridge (ca 25 air miles E of Foresthill), along Forest Road 14N22C about 1.1 mile down frfom (North of) Forest Road 25 along the ridgecrest. 1482 Comment
  UCD91594  Poa wheeleri P. B. Kennedy 1901-7-18 176 Placer near summit of Mt. Lola. Comment
Read comments
Jan 6 2015
  UCD36427  Podagrostis humilis Beecher Crampton 1953-7-21 1538 Placer Placer County, 1 mile south of Soda Springs, on Harrison Flat Road. 2133 Comment
  UCD36705  Podagrostis humilis Beecher Crampton 1955-7-13 2988 Placer Placer County, 3.5 miles east of Baxter, along U.S. Highway 40. Comment
  UCD43365  Podagrostis humilis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-12 733 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  UCD52760  Podagrostis humilis R. Tofsrud 1951-7-1 s.n. Placer near Campton's store, Hwy. 40 (above Nayak). Comment
  JEPS78320  Pogogyne serpylloides W. H. Shockley Placer Auburn Comment
  CHSC96500  Pogogyne zizyphoroides Lowell Ahart; Brian Williams 2007-4-13 13650 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
  RSA0024682  Pogogyne zizyphoroides L. S. Rose, W. A. Weber 1953-5-19 8392 Placer 5 miles N of Roseville on road to Lincoln. 49 Comment
  UCR563  Polemonium californicum Frank C. Vasek 1955-6-29 266 Placer Sierra Nevada Mountains, Sugar Bowl, near Donner Pass [ski area, c. 1 mi. east of Lake Van Norden] 2141 Comment
  CAS-BOT-BC231303  Polemonium pulcherrimum M. S. Jussel 1928-7-22 s.n. Placer Miller's Lake, Lake Tahoe region Comment
  CAS-BOT-BC300503  Polygala cornuta var. cornuta George K. Helmkamp; E. A. Helmkamp 2012-6-19 19216 Placer Northern Sierra Nevada Mountains Foothills: Foresthill Road, 2.6 miles east of its junction with Mosquito Ridge Road in Forest Hill 1052 Comment
  JEPS43024  Polygala cornuta var. cornuta K. Brandegee Sept. 1888 Placer Blue Canyon Comment
  RSA0106330  Polygonum amphibium Lyman Benson 1947-8-12 12792 Placer Tahoe City, Lake Tahoe (Aquatic). Mt. Range: Sierra Nevada. 1889 Comment
  UC1101131  Polygonum amphibium var. stipulaceum Malcolm A. Nobs and S. Galen Smith 1949-8-21 1506 Placer marsh between Sandy Beach and Agate Bay; Lake Tahoe Comment
  POM192998  Polygonum californicum H. P. Bracelin s.n. Placer 5 miles N of Placerville, Placer County. On road to Colonia Comment
  JEPS59370  Polygonum davisiae Ezra Brainerd and Viola B. Baird 1915-7-15 119 Placer Five Lakes Sierra Nevada 2298 Comment
  UC1136185  Polygonum davisiae N. French 1934-6-22 446 Placer 7/8 mi w Dulzura Lake; Truckee Quadrangle Comment
  CAS-BOT-BC414538  Polygonum douglasii R. F. Hoover 1967-9-5 10829 Placer Carnelian Bay, Lake Tahoe Comment
  CAS-BOT-BC414539  Polygonum douglasii Alice Eastwood 1909-1-1 s.n. Placer Lake Tahoe Region. Sunnyside Comment
  UCD44483  Polygonum douglasii C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1849 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 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
  CAS-BOT-BC418583  Polygonum minimum A. A. Heller 1919-7-25 13290 Placer Near the Yuba River below Cisco 1676 Comment
  UCD21930  Polygonum minimum Beth Lowe Corbin 1982-8-16 352 Placer 1/2 mile NW of Onion Creek campground. In loose, rocky outcrop in montane chaparral. Calyx white. Stems reddish. Full sun. SE facing slope, 30% incline. Locally common. 2042 Comment
  CAS-BOT-BC419862  Polygonum polygaloides subsp. confertiflorum M. S. Jussel 1928-6-25 s.n. Placer Fish Hatchery Comment
  CAS-BOT-BC420034  Polygonum polygaloides subsp. kelloggii Alice Eastwood 1909-1-1 27 Placer Lake Tahoe Region. Sunnyside Comment
  CAS-BOT-BC420036  Polygonum polygaloides subsp. kelloggii John H. Thomas; Hazelle A. Thomas 1956-7-21 6144 Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento. 2377 Comment
  CHSC82603  Polygonum polygaloides subsp. kelloggii Lowell Ahart 2002-7-22 9898 Placer 50 yards northeast of the small natural lake, on the east side of the paved road to Lake Valley Reservoir, about 1/4 mile east of Yuba Gap and Highway 80. 1780 Comment
  CAS-BOT-BC420038  Polygonum polygaloides subsp. kelloggii H. D. Ripley; R. C. Barneby 1948-7-13 9844 Placer Yuba River, 4 mi. E. of Cisco 1844 Comment
  CAS-BOT-BC420039  Polygonum polygaloides subsp. kelloggii W. R. Dudley 1900-6-28 s.n. Placer Near Tahoe City Comment
  UC185990  Polygonum shastense C. F. Sonne 1885-8-23 Placer Tinker's Knob 2895 Comment
  UCR250342  Polypodium calirhiza George K. Helmkamp, Mary Alice Barnes 2013-4-18 20367 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
  CAS-BOT-BC232992  Polypogon australis Saichi Kawahara 1969-7-6 1423 Placer W of old cabin, Mel Henderson Ranch, Indian Creek 999 Comment
  SACT001574  Polypogon australis D. Meyer 1984-8-4 Placer moist shady roadside 1358.0 Comment
  UCR249614  Polypogon interruptus George K. Helmkamp, Elizabeth Helmkamp 2013-6-11 20842 Placer Northern Sierra Nevada Mountains Foothills, Yankee Jim's Road, 0.1 mile northwest of its junction with Spring Garden Road 738 Comment
  SACT002021  Polypogon maritimus Josephine Van Ess 1976-7-8 Placer Collected .25 mile north of Roseville waterworks. Moist ditch. Comment
  POM115763  Polypogon monspeliensis Marcus E. Jones 1882-7-3 s.n. Placer Alta Comment
  JEPS33239  Polystichum imbricans subsp. curtum Matt Herbrand 1917-12-20 Placer 1524 Comment
  CAS-BOT-BC76758  Polystichum imbricans subsp. imbricans Gordon H. True 1968-4-17 4165 Placer Hwy. 80 near Alta. 1097 Comment
  JEPS73134  Polystichum lonchitis Gladys L. Smith and Betsy Wilson 1972-8-25 3438 b Placer n-facing slope Granite Chief (off trail and starting descent of glacial stairsteps); Sierra Nevada 2560 Comment
  SBBG117235  Populus tremuloides B. Crampton 1961-9-27 6002 Placer US Hwy 40, 1 mi W of Cisco Grove, Yuba River 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
  UCD38934  Populus trichocarpa Beecher Crampton 1961-9-27 6016 Placer 1 mile west of Cisco Grove. Comment
  JEPS111256  Porterella carnosula Steve Matson 2005-6-19 1291 Placer Martis Valley, southeast of Truckee, National Recreation Area, SW of Highway 267 and just north of Martis Creek. Just west of Parking Area. 1778 Comment
  UC1099853  Potamogeton illinoensis Malcolm A. Nobs, S. Galen Smith 1949-8-22 1536 Placer 6 mi nw of Auburn (on Dunn's Dam Road) Comment
  UCD138239  Potamogeton natans Malcolm A. Nobs; S. Galen Smith 1949-8-21 1512 Placer between Sandy Beach and Agate Bay, north end of Lake Tahoe. Comment
  UC66116  Potentilla fruticosa P. B. Kennedy and S. B. Doten 1901-8-10 275 Placer Near summit of Tinkers Knob. Summit of Soda Springs. Comment
  RSA169439  Potentilla glandulosa L. S. Rose 1963-7-11 63212 Placer Tahoma, Lake Tahoe 1916 Comment
  CHSC89290  Potentilla glandulosa subsp. reflexa G. F. Hrusa; M. I. Wibawa, J. Glazner 2002-5-22 16022 Placer Sierra Nevada. Hughes Mill (site) above Foresthill. UTM: 10S, 4329930 N, 0691823 E. 1066 Comment
  UCR241737  Potentilla glandulosa subsp. reflexa George K. Helmkamp, Mary Alice Barnes, E. A. Helmkamp 2012-9-8 19806 Placer Northern Sierra Nevada Mountains, along Forest Hill Road, 10.4 miles northeast of Hidden Treasure Road, 0.45 mi. ESE of Whisky Hill 1677 Comment
  UCD43179  Potentilla gracilis var. fastigiata C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-20 548 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  UCD44494  Potentilla gracilis var. fastigiata C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1860 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  SEINET6637148  Potentilla gracilis var. fastigiata M. J. Williams 1985-7-6 85- 61 -2 Placer [Sierra Nevada] Near old Donner Summit, south of Lake Mary Comment
  CHSC73694  Potentilla grayi L. P. Janeway; Eric Schroder 1998-9-16 6320 Placer Lake Tahoe Basin. Western border of Lily Lake; head of McKinney Creek, about 3.7 mi southwest of Lake Tahoe. Meadow area. 2164 Comment
  CHSC117467  Potentilla rivalis B. Castro; Jessica Boyt 2013-9-11 1998 Placer Northern High Sierra Nevada. Plumas National Forest;W edge of Frenchman Lake, at boat ramp NW of 'Lunker Point' site on maps. 1703 Comment
  UCD113978  Poterium sanguisorba G. K. Helmkamp; E. A. Helmkamp 2006-8-11 11217 Placer Northern Sierra Nevada Mtns: along Forest Hill Road, 8.7 miles northeast of Forest Hill. 1311 Comment
  UCD113979  Poterium sanguisorba G. K. Helmkamp; E. A. Helmkamp 2007-9-14 12959 Placer Northern Sierra Nevada Mountains: Along Mosquito Ridge Road 0.4 mile east of Foresthill. 942 Comment
  SEINET8565285  Primula suffrutescens P. B. Kennedy, S. B. Doten 1901-8-10 272 Placer Summit of Devils Cliff, Soda Springs. Comment
  UCD139787  Prosartes hookeri Eric Brenner; John Hunter 1996-5-26 12 Placer Big Trees, Mosquito Ridge Rd, Tahoe National Forest. 1740 Comment
  SEINET7968223  Prunella vulgaris L. R. Miller 1934-7-8 s.n. Placer Cisco. Comment
  CAS-BOT-BC163053  Prunus emarginata Carl B. Wolf 1930-10-11 988 Placer 4 miles west of Emigrant Gap 1524 Comment
  RSA453214  Prunus emarginata Wm. Martin 1971-9-10 20260 Placer Near Blue Canyon Ranger Station, Tahoe National Forest. Comment
  UC861017  Prunus emarginata Lewis S. Rose 1940-5-29 40420 Placer Cisco 1737 Comment
  UCD22281  Prunus emarginata Rex Palmer 1979-5-26 N 13 Placer Headwaters basin area of the North Fork of the American River 1950 Comment
  UCR200860  Prunus emarginata George K. Helmkamp, E. A. Helmkamp 2008-9-15 14104 Placer Northern Sierra Navada Mountains, along Foresthill Road 26 miles northeast of the city of Forest Hill 1954 Comment
  UCD41459  Pseudobahia heermannii Ellen Dean; Davis Botanical Society 2003-5-17 1757 Placer Dutch Flat area, north of Hwy 80 near Alta Exit. Along Drum Powerhouse Road, about 1.5 road miles northeast of intersection with Main Street. 1066 Comment
  UCR200868  Pseudognaphalium canescens subsp. thermale George K. Helmkamp, E. A. Helmkamp 2008-9-15 14108 Placer Northern Sierra Navada Mountains, along Foresthill Road 26 miles northeast of the city of Forest Hill 1954 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
  JEPS14031  Pseudognaphalium thermale Rimo Bacigalupi with G. L. Stebbins, D. Zohary, J. Hunziker, F. Ehrendorfer, A. Hawkes, H. Stutz 1952-7-19 3852 Placer below Cape Horn sta. on S.P RR (0.5 mi above bridge on Colfax-Iowa Hill road); North Fork of American River 381 Comment
  SACT002063  Pseudosasa japonica Josephine Van Ess 1976-9-22 Placer Collected in vicinity of 2120 Bald Hill Road. Wet Roadside ditch. 365.8 Comment
  CAS-BOT-BC174808  Pseudostellaria sierrae Marcus E. Jones 1882-6-28 3287 Placer Emigrant Gap Comment
  CAS-BOT-BC422322  Pseudostellaria sierrae Ronald L. Hartman 1997-7-11 58546 Placer Near campsite ca 200 yards from Foresthill Road, 2-2.5 road mi W from Sailor Flat trail turn-off. 1981 Comment
  UC1351095  Pseudotsuga menziesii E. Fritz 1936-1-28 8209 Placer Comment
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Jul 9 2015
  UCR176262  Pseudotsuga menziesii var. menziesii George K. Helmkamp, E. A. Helmkamp 2006-8-11 11213 Placer Northern Sierra Nevada Mtns foothills, along Forest Hill Rd., 8.7 miles northeast of Forest Hill 1311 Comment
  SEINET5334812  Pseudotsuga menziesii var. menziesii J. Vetter 1956-4-16 s.n. Placer On U.S. highway 40, about 1 mile west of Baxter 1067 Comment
  UCR200869  Pteridium aquilinum var. pubescens George K. Helmkamp, E. A. Helmkamp 2008-9-15 14117 Placer Northern Sierra Nevada Mountains, along Foresthill Road 20 miles northeast of the city of Forest Hill 1707 Comment
  UCR231829  Pteridium aquilinum var. pubescens George K. Helmkamp, E. A. Helmkamp 2010-8-14 16769 Placer Northern Sierra Nevada Mountains, Deadwood Road, 1.2 miles south of its junction wih Forest Hill Road 1564 Comment
  SEINET12528640 Image available Pterospora andromedea A. P. Kelley 1925-1 833 Placer Tahoe Tavern. Comment
  UCR146667  Puccinellia distans Beecher Crampton 1967-7-26 8155 Placer Sierra Nevada Mountains, near Nevada County line in Kingvale on Interstate-80 1951 Comment
  UCD34034  Purshia tridentata Beecher Crampton 1975-9-22 9289 Placer Martis Valley, Truckee-Tahoe airport area, ca. 2.5 miles SE of Truckee. Comment
  CAS-BOT-BC462895  Pyrola asarifolia Vincent Jones 1919-7-7 s.n. Placer Ridge above Bear Valley Comment
  JEPS59379  Pyrola asarifolia Ezra Brainerd and Viola B. Baird 1915-7-22 127 Placer Bog opposite, Waltons, Truckee River 1935 Comment
  CAS-BOT-BC462774  Pyrola dentata Alice Eastwood 1909-1-1 296 Placer Lake Tahoe Region: Squaw Creek Comment
  SEINET7257144  Pyrola dentata P. Lehenbauer 1933-8-6 2542 Placer [Sierra Nevada] near Homewood, Lake Tahoe Comment
  UCD21919  Pyrola picta Rex Palmer 1979-5-27 N 41 Placer Headwaters basin area of the North Fork of the American River 1889 Comment
  CAS-BOT-BC466095  Pyrola picta W. W. Price 1892-7-1 s.n. Placer Red Point 1371 Comment
  UCD82847  Quercus Rodney Gale Myatt 1972-6-1 s.n. Placer Along Forest Hill and Soda Springs Road. Northeast of Auburn. 914 Comment
  JEPS37696  Quercus X morehus J. C. Hawver 1909-4-4 Placer 3 mi sw Auburn Comment
  UCD47013  Quercus X morehus Leonard H. Day 1948-10-14 s.n. Placer North side of Stony Ridge, ca. 3 miles north of Penryn, Placer County, California. Comment
  UCSC009131  Quercus X morehus Al Keuter 2015-3-31 10- 33 -1 Placer North Fork American River/SR193 221 Comment
  CAS-BOT-BC62473  Quercus chrysolepis W. R. Dudley 1909-7-22 s.n. Placer Lower's leap, American River Comment
  SACT002619  Quercus chrysolepis Michael Baad 1977-6-3 Placer 1.2 mile west of Big Reservoir Camp, serpentine outcrop with Jeffery pine and Berberis 1219.2 Comment
  NY8503  Quercus chrysolepis J. C. Frémont 1845-12-5 s.n. Placer Sierra Nevada Comment
  SEINET9005676  Quercus chrysolepis W. D. Billings 1940-5-31 1276 Placer 5 miles east of Colfax Comment
  CDA20381  Quercus douglasii P. Akers 2002-4-14 s.n. Placer Northern California; E end of Clarke Tunnel Rd, N of Penryn. 0 Comment
  SACT002127  Quercus douglasii Josephine Van Ess 1976-9-8 Placer Near Juergenson Ranch 335.4 Comment
  SACT002636  Quercus durata Michael Baad 1977-6-21 Placer 1.5 miles south of junction of road to Big Reservoir and Iowa Hill to Forest Hill Road 1158.0 Comment
  UCD45933  Quercus durata G. F. Hrusa 1995-5-20 12188 Placer Approx. 3 km. E of Foresthill on Mosquito Ridge Rd. 39 deg. 01' N, 120 deg. 50' W. Placer County 600 m. 600 Comment
  CAS-BOT-BC105304  Quercus kelloggii M. S. Jussel 1930-7-1 s.n. Placer Camp Baxter, North Fork of the Stanislaus River 1676 Comment
  CAS-BOT-BC105306  Quercus kelloggii Frances Price 1919-1 s.n. Placer Placerville - L. Tahoe Road Comment
  SACT002143  Quercus kelloggii Josephine Van Ess 1976-9-15 Placer collected about 0.5 miles below dam, ravine bank 48.8 Comment
  CAS-BOT-BC105308  Quercus kelloggii Emily K. Mcpherson 1976-9-19 76- 27 -4 Placer Middle Fork of the American River 1828 Comment
  CAS-BOT-BC104587  Quercus vacciniifolia L. S. Smith 1925-9-10 49461 Placer Tahoe Forest. Emmigrant Gap South of Ry. 1676 Comment
  SACT002706  Quercus vacciniifolia Michael Baad 1976-7-17 Placer Trail to five lakes, 1 mile west of Alpine Meadows Ski Area. Open brushy slopes of granite. 2072.0 Comment
  SBBG58963  Quercus vacciniifolia A. Lefebure 1941-8-18 633 Placer Brockway, Lake Tahoe 1981 Comment
  UCD21490  Quercus vacciniifolia Beth Lowe Corbin 1982-8-4 206 Placer Located on hill west of Onion Creek Campground. 1853 Comment
  SEINET10437807  Quercus wislizeni H. R. Holbo 1961-3-31 s.n. Placer North Fork of American River. 610 Comment
  CAS-BOT-BC362680  Raillardella argentea John Thomas Howell 1943-7-21 18673 Placer Mt. Lincoln Comment
  JEPS111260  Raillardella argentea Steve Matson 2005-7-16 1402 Placer Tahoe west shore, about 900 meters northwest of Barker Pass/PCT trailhead, 200 meters south of where PCT reaches saddle north of Barker Peak; 39.0808 N, 120.2438 W; elevation 8,100 ft. 2468 Comment
  UCD83641  Raillardella argentea Albert Grigarick 2009-9-10 194 Placer Squaw Creek Resort, approx. in middle of Emigrant Lift. 2526 Comment
  CAS-BOT-BC362681  Raillardella argentea L. S. Smith 1926-6-24 1984 Placer Tahoe National Forest. W. side sec 10 near top ridge, Whiskey [Whisky] Cr. 2438 Comment
  CAS-BOT-BC379281  Ranunculus alismifolius var. alismellus John Thomas Howell 1943-7-26 18843 Placer Mt. Lincoln Comment
  POM306475  Ranunculus alismifolius var. hartwegii M. L. Fernald 1893-3-23 s.n. Placer Truckee. 1768 Comment
  SEINET5338415  Ranunculus aquatilis var. diffusus T. C. Frantz 1951-5-15 104 Placer Truckee River below outlet locks of Lake Tahoe. 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
  CHSC81547  Ranunculus occidentalis D. Tellefson 2000-4-23 Placer Shockley Woods, Shockley Rd, Auburn. 400 Comment
  RSA0037367  Ranunculus occidentalis George K. Helmkamp, Mary Alice Barnes 2013-4-18 20371 Placer Iowa Hill Road, 1.8 miles west of the bridge over North Fork American River, 0.6 mi. (airline) east of I-80 at Colfax 544 Comment
  SEINET12100621  Ranunculus occidentalis J. F. Bright, Wyman, C. 1933-1 8455 Placer Auburn Comment
  SEINET5338812  Ranunculus occidentalis H. E. Hodge 1956-3-18 2 Placer Collected northwest of Colfax, off of US Hwy. 40, Approximately 6 miles. 617 Comment
  JEPS127534  Ranunculus occidentalis var. ultramontanus Steve Matson 1997-7-15 4 Placer nSNH: Tahoe north shore; Snow Creek watershed, Tahoe Vista/Kings Beach; dirt road extension of Tiger Ave. Comment
  UC854403  Ranunculus uncinatus Marcus E. Jones, A. M. 1882-6-28 3308 Placer Emigrant Gap Comment
  CDA3829  Raphanus sativus T. C. Fuller 1959-5-2 s.n. Placer Mt. Pleasant District, 5 miles northeast of Lincoln. 0 Comment
  CAS-BOT-BC59533  Rhamnus alnifolia Gordon H. True 1973-5-27 7498 Placer Deer Creek ca. 6 mi. S. of Truckee & 1 mi. north of Squaw Valley 1889 Comment
  RSA0049597  Rhamnus alnifolia Dean Wm. Taylor 2013-8-7 21400 Placer Coldstream Valley, meadow complex on the south canyon rim of the valley 2034 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
  CAS-BOT-BC109795  Rhodiola integrifolia subsp. integrifolia John H. Thomas; Hazelle A. Thomas 1956-7-21 6117 Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento. 2377 Comment
  SEINET8506852  Rhodiola integrifolia subsp. integrifolia W. D. Billings 1950-7-30 1916 Placer Northeast side of Squaw Peak, Sierra Nevada 2560 Comment
  UCD128386  Rhodiola integrifolia subsp. integrifolia Albert Grigarick 2012-7-9 333 Placer Pacific Crest Trail. S of Donner Summit (Hwy 40). Approx. 300 yds S of trailhead. 2214 Comment
  CAS-BOT-BC58199  Rhododendron columbianum Gordon H. True 1965-5-18 s.n. Placer Deer Creek trib. to truckee River just n. Squaw Valley. 1981 Comment
  CDA38867  Rhododendron neoglandulosum T. C. Fuller 1973-8-23 199881 Placer Sierra Nevada; Southeast of Robinson Flat Guard Station. Comment
  UC22142  Rhododendron occidentale Mrs. M. M. Hardy 1893-1 Placer Placer County Comment
  UC372853  Rhododendron occidentale Marcus E. Jones, A. M. 1882-6-25 Placer Emigrant Gap Comment
  CAS-BOT-BC438106  Ribes Kellogg; Brannan June 8 s.n. Placer Cisco Comment
  CAS-BOT-BC438108  Ribes Baki Kasapligil 1974-10-6 4908 Placer N. Calif., Placer Co., Soda Springs Sugar Bowl 2377 Comment
  CAS-BOT-BC438104  Ribes Saichi Kawahara 1969-5-24 848 Placer Near garden, Henderson Ranch, Indian Creek 1005 Comment
  CAS-BOT-BC108696  Ribes cereum E. R. Blakley 1960-9-4 3826 Placer Hill mile north of Carnelian Bay, Lake Tahoe. Comment
  CAS-BOT-BC108698  Ribes cereum J. F. Rock 1917-6-1 s.n. Placer Lake Tahoe. Comment
  UC11513  Ribes cereum J. Burtt Davy Jun 25 1897-Jun 30 1897 3242 Placer from Truckee to Tahoe; Truckee River Basin 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
  RSA0026921  Ribes cereum Marcus E. Jones 1900-7-26 s.n. Placer Donner P.O. Summit, Sierra Nevada Mts. 2561 Comment
  CHSC74094  Ribes inerme var. inerme Susi Urie 1998-8-13 98 -026 Placer Lake Tahoe Basin Management Unit- National Forest. Meadow along the south side of Ward Creek, about 1.5 mi west of Lake Tahoe and Sunnyside. 2097 Comment
  UC170080  Ribes inerme var. inerme Miss Helen D. Geis 1912-6 50 Placer Deer Park Comment
  UC191456  Ribes inerme var. inerme C. F. Sonne 1885-5-19 Placer near Mill pond (on Tahoe road); Truckee Comment
  CAS-BOT-BC219202  Ribes nevadense Francis D. Patterson 1921-4-1 s.n. Placer Dutch Flat Comment
  UCD38502  Ribes nevadense Beecher Crampton 1955-7-13 3009 Placer Blue canyon. 1432 Comment
  UCR240950  Ribes nevadense George K. Helmkamp, E. A. Helmkamp 2012-9-25 19902 Placer Northern Sierra Nevada Mountains, Blue Canyon Road, 1.1 miles south of its intersection with I-80, c. 1/2 mi. south of Blue Canyon-Nyack Airport 1473 Comment
  SJSU10511  Ribes roezlii R. L. Fisher 1959-6-26 Placer Yuba Gap on Hwy 40 1676 Comment
  UC1127574  Ribes roezlii N. French 1933-9-14 103 Placer Greek Store Tahoe National Forest, Colfax Quadrangle Comment
  UC147592  Ribes roezlii Harriet A. Walker 1908-6-24 1296 Placer Blue Canyon 1432 Comment
  CAS-BOT-BC186210  Ribes roezlii var. roezlii Alice Eastwood 1922-4-6 11119 Placer 3 miles above Colfax near the road 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
  JEPS59416  Ribes viscosissimum Ezra Brainerd and Viola B. Baird 1915-7-15 135 Placer Five Lakes Sierra Nevada Mts. 2298 Comment
  CAS-BOT-BC362922  Rigiopappus leptocladus L. S. Smith 1932-5-4 2649 Placer Tahoe National Forest. Along Forest Hill road 457 Comment
  CAS-BOT-BC74388  Rorippa curvipes Catherine Best 1981-8-2 s.n. Placer Sierra Nevada. French Meadow boat ramp. Comment
  UCD115292  Rorippa curvisiliqua Peter H. Raven 1949-6-28 1227 Placer Summit Valley. 2133 Comment
  JEPS115005  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
  UCR250078  Rorippa nasturtium-aquaticum George K. Helmkamp, Mary Alice Barnes 2013-5-3 20501 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
  UC170073  Rorippa palustris Miss Helen D. Geis 1912-6 198 Placer Truckee River at lake outlet Comment
  SEINET4560834  Rosa californica George K. Helmkamp, E. A. Helmkamp 2010-1 17026 Placer Northern Sierra Nevada Mountains Foothills: along Forest Route 24 at Parker Flat and beside Forbes Creek, 1.9 miles east (airline) of the Sugar Pine Reservoir dam. 1180 Comment
  CAS-BOT-BC147020  Rosa woodsii subsp. ultramontana C. F. Sonne 1885-7-17 86 Placer Along Truckee River Comment
  CAS-BOT-BC147021  Rosa woodsii subsp. ultramontana C. B. Wolf 1931-9-10 2421 Placer Near R.R. between Tahoe Tavern and head of Truckee River (gates) 1920 Comment
  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
  UC1128637  Rubus parviflorus N. French 1934-6-15 415 Placer Scott Hill Tahoe National Forest, Colfax Quadrangle Comment
  CAS-BOT-BC110490  Rumex Saichi Kawahara 1969-5-24 849 Placer Near garden, Mel Henderson Ranch, east bank of Indian Creek. 585 Comment
  CAS-BOT-BC110491  Rumex Saichi Kawahara 1969-5-25 1008 Placer Mel Henderson Ranch, east bank of Indian Creek. 987 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
  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
  UCD44647  Rumex crispus C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 2013 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  CAS-BOT-BC433649  Rumex obtusifolius W. R. Dudley 1909-8-12 s.n. Placer Canon [Canyon] Creek Comment
  UCD43380  Sagina apetala C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-12 748 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  CAS-BOT-BC267073  Sagittaria L. R. Abrams 1917-9-15 6761 Placer 3-5 miles above Auburn Comment
  SJSU5141  Sagittaria cuneata R. L. Fisher 1959-8-12 Placer road to Cascade Lakes 2 mi W of Lake Van Norden 1981 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-BC103557  Salix eastwoodiae W. R. Dudley 1900-6-14 5105 Placer Valley northeast of Lake Mary, near Summit Comment
  UC1134858  Salix eastwoodiae N. French 1934-6-19 416 Placer Lock Leven Lakes; Tahoe Nat'l Forest, Colfax Quadrangle Comment
  UCD22313  Salix eastwoodiae Rex Palmer 1979-7-11 N 552 Placer Headwaters basin area of the North Fork of the American River. Comment
  CAS-BOT-BC103562  Salix eastwoodiae W. R. Dudley 1900-6-14 5097 Placer East of hotel at Summit, Nevada-Placer Co. line Comment
  SEINET12612920 Image available Salix eastwoodiae W. R. Dudley 1900-1 5048 /1238 Placer Below upper dam at Douner Lake. Comment
  POM215768  Salix exigua D. D. Keck 1933-6-1 2436 Placer 1 mile S of Loomis on road to Rocklin. Comment
  UC1786426  Salix geyeriana Edward L. Smith 1965-6-11 680 Placer Carnelian Bay, n shore of Lake Tahoe. 1903 Comment
  CAS-BOT-BC106877  Salix jepsonii W. R. Dudley 1900-6-14 5072 a Placer Woods between Donner Lake and Summit Comment
  CAS-BOT-BC106882  Salix jepsonii W. R. Dudley 1900-6-14 5063 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
  CDA16980  Salix laevigata G. F. Hrusa, M. I. Wibawa, J. Glazner 2002-5-22 16033 Placer Sierra Nevada; Hughes Mill (site) above Foresthill. 1066 Comment
  CAS-BOT-BC125292  Salix lasiandra var. lasiandra W. R. Dudley 1900-6-29 5797 Placer Near Fish Hatchery, Tahoe City Comment
  CDA39563  Salix lasiolepis H. H. Keifer 1956-7-14 s.n. Placer Rocklin. 0 Comment
  CHSC9642  Salix lasiolepis var. lasiolepis E. L. Smith 1971-7-27 1013 Placer W end of Putt Reservoir just e of Blue Canyon Road ca. 2 mi w of Emigrant Gap. 1706 Comment
  CAS-BOT-BC124750  Salix lemmonii W. R. Dudley 1900-6-14 5078 Placer Grade between Donner Lake and Summit Comment
  CAS-BOT-BC124751  Salix lemmonii A. A. Heller 1917-6-19 12735 Placer Emigrant Gap 1615 Comment
  CAS-BOT-BC124757  Salix lemmonii W. R. Dudley 1900-6-14 5096 Placer East of hotel at Summit Comment
  CAS-BOT-BC124772  Salix lemmonii W. R. Dudley 1900-6-14 5067 Placer Between Donner Lake and Summit Comment
  CAS-BOT-BC124780  Salix lemmonii W. R. Dudley 1900-6-12 51010 Placer Meadow east side of Donner Lake Comment
  CAS-BOT-BC124781  Salix lemmonii W. R. Dudley 1900-6-14 5107 Placer Valley northwest of Lake Mary, near Summit Comment
  CHSC74266  Salix lemmonii Susi Urie 1998-9-3 98 -229 Placer Lake Tahoe Basin--National Forest. Meadow along the un-named creek along the northeast side of Tahoe Vista; about 0.5 mi north of Lake Tahoe. 1914 Comment
  CHSC9585  Salix lemmonii E. L. Smith 1971-6-16 959 Placer At Tahoe Vista at e city limits near King's Beach. 1903 Comment
  SDSU9454  Salix lemmonii D. F. Howe 1948-5-22 1826 Placer 1707 Comment
  UC1134914  Salix lemmonii N. French 1934-6-19 420 Placer 1/4 mi. w. Devil's Peak; Tahoe Nat'l Forest, Colfax Quad. Comment
  UC847122  Salix lemmonii A. A. Heller 1917-6-17 12688 Placer along Yuba R. below Cisco; Yuba R. 1676 Comment
  CAS-BOT-BC128231  Salix lucida A. A. Heller 1917-6-17 12720 Placer Low, grassy places along the Yuba River below Cisco 1676 Comment
  CAS-BOT-BC129076  Salix scouleriana W. R. Dudley 1909-8-23 s.n. Placer Lake Tahoe Comment
  CAS-BOT-BC129085  Salix scouleriana Margaret Williams 1974-8-8 74 -P1-10 Placer Murphy's Meadow, 5 miles southeast of Hirschdale 2316 Comment
  CHSC9580  Salix scouleriana E. L. Smith 1971-4-29 954 Placer At Whitmore Maintenance Station ca. 3 mi ne of Baxter. 1371 Comment
  UC1135077  Salix scouleriana B. Bolt 1934-8-15 181 Placer 3/4 mi. w. Goggins; El Dorado Nat'l Forest, Colfax Quad. Comment
  SEINET9318890  Salvia sonomensis Unknown 2010-4-23 15926 Placer Sierra Nevada Mountains Foothills Comment
  CDA24991  Sanguisorba annua J. Glazner 2000-8-16 s.n. Placer Lake Tahoe; betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1889 Comment
  SD235013  Sanguisorba minor subsp. muricata G. K. Helmkamp, E. A Helmkamp 2007-9-14 12959 Placer Northern Sierra Nevada Mountains: along Mosquito Ridge Road 0.4 mile east of Foresthill (Foresthill 7.5' Q) 942 Comment
  JEPS127560  Sanguisorba officinalis Steve Matson 2002-7-14 569 Placer nSNH: Martis Valley, about 4 miles SE of Truckee. Martis Creek Wildlife Area, 300 m south of Hwy 267, 250 m east of Martis Creek. TMT trail. Comment
  SD243200  Sanguisorba officinalis George K. Helmkamp, E. A. Helmkamp 2010-7-28 16640 Placer Northern Sierra Nevada Mountains: Forest Route 13 (American Hill Road), 1.8 miles south of the junction with Forest Hill Road. 1566 Comment
  UCR215978  Sanguisorba officinalis George K. Helmkamp, Amy Barnes 2009-7-12 15174 Placer Sierra Nevada Mountains Foothills, along Foresthill Road, 5.7 miles northeast of the city of Foresthill 1230 Comment
  CAS-BOT-BC223280  Sanicula bipinnatifida Alice Eastwood 1912-6-28 497 Placer Colfax Comment
  UCD80017  Sanicula bipinnatifida CNPS SN Foothill Team 2005-4-26 SNFN 0183 a Placer CDPR Auburn State Recreation Area. The stand is located at the northeast end of Robie Point, about 100 meters east (downslope) of the Western States trail, just to the north and east of where it rounds the point (accessed from the trailhead at Robie Point). 259 Comment
  SD43659  Sanicula crassicaulis Darley F. Howe 1948-5-21 1914 Placer 455 Comment
  UCSB32300  Sanicula graveolens Bingham, R. F. (Mrs.) 1882-1 Placer Auburn Comment
  SEINET3480979  Sanicula tuberosa L. S. Rose 1941-7-18 1911 Placer Lake Tahoe, Lake Tahoe, Chambers Lodge (McKinney) Comment
  UCD128045  Sanicula tuberosa G. K. Helmkamp; E. A. Helmkamp 2007-5-23 12062 Placer Northern Sierra Nevada Mountains: Humbug Canyon Road, 0.2 mile northwest of Forest Hill Road, generally southwest of Westville. 1576 Comment
  UC1127643  Saxifraga bryophora N. French 1934-6-22 464 Placer Serena Lake; Tahoe National Forest, Serena Lake 2103 Comment
  SEINET12220592  Saxifraga bryophora C. F. Sonne 1884-1 s.n. Placer above Coldstraw Comment
  UC585214  Saxifraga nidifica var. nidifica E. B. Babcock, G. L. Stebbins Jr. 1936-6-2 1585 Placer about 3 mi e Emigrant Gap (between main road and Nevada City Road) 1767 Comment
  CDA36899  Scandix pecten-veneris CDFA Staff 1995-6-2 s.n. Placer Dry Creek. 0 Comment
  UCD128066  Scandix pecten-veneris Lynn Gould 1962-4-14 39 Placer 0.5 mile northwest of Rocklin. Comment
  UCR173248  Scandix pecten-veneris George K. Helmkamp, Elizabeth Helmkamp 2006-5-13 10459 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
  SDSU2325  Scandix pecten-veneris unknown 1948-5-21 1915 Placer 457 Comment
  UCD21844  Scirpus congdonii Rex Palmer 1979-6-20 N 286 Placer Headwaters basin area of the North Fork of the American River Comment
  CAS-BOT-BC110997  Scirpus microcarpus Lewis Samuel Rose 1944-7-25 44238 Placer Chambers Lodge, Lake Tahow meadow 1920 Comment
  CAS-BOT-BC243507  Scribneria bolanderi Beecher Crampton 1957-5-7 3987 Placer 2 miles north of Lincoln Comment
  SEINET238355 Image available Scribneria bolanderi Beecher Crampton 1953-4-21 1116 Placer 2 miles north of Lincoln, Sunnybrook Farms. Comment
  UC767432  Scrophularia californica R. F. Hoover 1939-5-10 4088 Placer 2 mi e Lincoln Comment
  UCD22073  Scutellaria californica Rex Palmer 1979-7-25 N 677 Placer Headwaters basin area of the North Fork of the American River Comment
  UCD40932  Sedella pumila Sook Hong 1989-5-20 14 Placer Placer Redwood Grove. 548 Comment
  UCD69348  Sedum obtusatum S. Rivas; M. Barbour, D. S. Mata and P. Rodriguez 1997-9-3 Placer Soda Springs. Soda Springs Road. Tahoe National Forest. American River Canyon. Perennial plant communities growing in massive ultramafic outcrops close to Jeffrey pine open forets (Querco vaccinifoliae-Pinetum jeffreyi Rivas-Martinez and Sanchez-Mata 1997). 1850 Comment
  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
  JEPS72360  Sedum obtusatum Gladys L. Smith 1972-8-25 3442 Placer Glacial stairsteps between Squaw Valley and Granite Chief; btwn Squaw Valley and Granite Chief 2133 Comment
  CAS-BOT-BC64210  Sedum obtusatum subsp. obtusatum J. F. Emmel 1968-7-25 97 Placer E above Donner Pass Comment
  CAS-BOT-BC59070  Sedum spathulifolium Charles von Geldern 1912-5-1 s.n. Placer Cedar Glen Comment
  SD62150  Sedum spathulifolium Darley F. Howe 1965-5-21 Placer Canyon on south side of north fork of American River near Forest Hill. 455 Comment
  SD95201  Sedum spathulifolium J. F. Addicott 1965-5-4 80 Placer 1.0 mile from Colfax on road to Owl Hill. 609 Comment
  UCD75753  Selaginella watsonii Ellen Dean, M. Starbuck,; K. Mawdsley, G. Harrington, M. Bibbo, J. Poloske 2008-7-20 5220 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
  UCD21788  Senecio Rex Palmer 1979-6-9 N 162 Placer Headwaters basin area of the North Fork of the American River 2255 Comment
  SEINET191999  Senecio aronicoides C. L. Hitchcock 1940-5-7 6337 Placer ca. 1 mile west of Baxter Comment
  UCD44703  Senecio hydrophiloides C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 2069 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  CHSC73934  Senecio hydrophilus Susi Urie 1998-8-25 98 -089 Placer Lake Tahoe Basin. About 0.2 mi north of Lake Tahoe; large meadow complex between Kings Beach and Tahoe Vista. 1901 Comment
  JEPS126356  Senecio hydrophilus Steve Matson 2000-7-6 464 Placer nSNH; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; 600 yards north of Highway 267. Comment
  CAS-BOT-BC363998  Senecio integerrimus var. major M. E. Parsons 1909-1-1 s.n. Placer Lake Tahoe Region. Near Tahoe Tavern Comment
  HSC35040  Senecio integerrimus var. major 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
  UC202226  Senecio integerrimus var. major A. A. Heller 1917-6-17 12691 Placer near Yuba River (below Cisco) 1676 Comment
  CAS-BOT-BC364384  Senecio triangularis Alice Eastwood 1909-1-1 23 Placer Lake Tahoe Region. Sunnyside Comment
  CAS-BOT-BC364389  Senecio triangularis A. A. Heller 1919-7-26 13313 Placer Summit meadows west of Donner Pass 2072 Comment
  UCD43325  Senecio triangularis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-12 693 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  JEPS37599  Senecio triangularis L. S. Smith 1927-8-5 2153 Placer e of Duncan Peak (Robertson Flat Ranger Station) 2346 Comment
  NY951528  Sequoiadendron giganteum D. H. Goldman 2004-11-2 2920 Placer Mosquito Ridgem Placer County Big Trees Reserve, Tahoe National Forest 1634 Comment
  UCD83590  Sericocarpus oregonensis subsp. californicus Albert Grigarick 2009-8-7 159 Placer Shirley Creek Trail, between Squaw Valley Resort and Shirley Lake. 1959 Comment
  SEINET9323577  Sericocarpus oregonensis subsp. californicus Unknown 1975-9-9 9280 Placer Placer Comment
  NY429844  Sericotheca obovata C. F. Sonne 1886-7-17 s.n. Placer Truckee River Comment
  UCD92677  Setaria faberi G. Douglas Barbe 1974-11-26 1984 Placer southeast corner of Newcastle Road and Brenner Road. Newcastle. Comment
  UCR259867  Setaria parviflora George K. Helmkamp, Elizabeth Helmkamp 2013-11-2 22470 Placer Sacramento Valley, West Wise Road just east of the junction with California Lane, north of Lincoln 56 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
  CDA37052  Sherardia arvensis CDFA Staff s.n. Placer Pino Ranch, near Newcastle. 0 Comment
  POM260123  Sherardia arvensis C. Leo Hitchcock 1940-5-7 6352 Placer 1 mile west of Baxter. Comment
  CAS-BOT-BC438825  Sidalcea asprella subsp. asprella George K. Helmkamp; Mary Alice Barnes 2013-5-3 20463 Placer Foothills, northern Sierra Nevada Mountains: SW edge of Foresthill, Mosquito Ridge Road, 0.2 mile south of Forest Hill Road. 974 Comment
  UCD116589  Sidalcea calycosa Ted Niehaus 1959-5-3 99 Placer north shore of Folsom Lake at Granite Bay Park, 100 yards from lake. Comment
  UCD164649  Sidalcea calycosa Brandi Sorensen 1995-5-12 6 Placer 3.5 kilometers north of Auburn. 2.4 kilometers west of Interstate 80. Comment
  CHSC108663  Sidalcea glaucescens L. P. Janeway; B. Castro 2011-8-27 10684 Placer Northern High Sierra Nevada. Along Blackwood Canyon Road 0.4 road km west of Barker Pass. 2327 Comment
  UC1124954  Sidalcea glaucescens B. Bolt 1934-8-23 200 Placer Mt. Mildred Tahoe National Forest, Truckee Quadrangle, Mt. Mildred 2499 Comment
  UC1124961  Sidalcea glaucescens B. Bolt 1934-7-17 143 Placer 0.5 mi s Lost Emigrant Mine; Tahoe National Forest, Truckee Quad. 2072 Comment
  UCD21607  Sidalcea glaucescens E. Dean; M. Starbuck, C. Tresan, S. Tresan 2001-6-30 1276 Placer Vicinity of the town of Soda Springs. Meadow across from housing along Soda Springs Road, trailhead for trail that starts at Soda Springs Rd. and travels E from the Serene Lakes region up ca. 100 m to a ridge that looks down on Lake Van Norden and railroad tracks. 2200 Comment
  POM282876  Sidalcea glaucescens Lyman Benson 1933-6-26 4545 Placer 4 miles west of Donner Pass, Sierra Nevada, Bear River Watershed, Canadian zone, US 40. 1982 Comment
  SEINET8944836  Sidalcea glaucescens L. R. Miller 1934-7-18 s.n. Placer Cisco. Comment
  UC66468  Sidalcea glaucescens P. B. Kennedy 1901-8-6 242 Placer Soda Springs Comment
  UCR250174  Sidalcea malviflora subsp. asprella George K. Helmkamp, Mary Alice Barnes 2013-5-3 20463 Placer Foothills, northern Sierra Nevada Mountains, SW edge of Foresthill, Mosquito Ridge Road, 0.2 mile south of Forest Hill Road 974 Comment
  UCD22000  Sidalcea oregana Beth Lowe Corbin 1982-8-2 159 Placer Onion Creek campground. In cut away bank of fine, sandy, granitic soil. Perennial herb, with pink- rose flowers, and semi-spreading stems. Mostly sun. South facing slope. Uncommon. 1841 Comment
  CHSC73957  Sidalcea oregana subsp. spicata Susi Urie 1998-8-28 98 -139 Placer Middle of Page Meadows; about 2 mi west of Lake Tahoe and Sunnyside. 2115 Comment
  CHSC73960  Sidalcea oregana subsp. spicata Susi Urie 1998-8-18 98 -062 Placer About 0.2 mi north of Lake Tahoe; large meadow complex between Kings Beach and Tahoe Vista. 1901 Comment
  CHSC9527  Sidalcea oregana subsp. spicata J. F. Goodwin 1971-7-11 167 Placer 20 ft. south of Hwy. 267 in open meadow, 7.3 mi. east of Truckee. 2103 Comment
  JEPS126288  Sidalcea oregana subsp. spicata Steve Matson 1998-7-12 331 Placer nSNH, Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; north of Highway 267, west of Martis Creek. Comment
  UCD21605  Sidalcea oregana subsp. spicata E. Dean; M. Starbuck, C. Tresan, S. Tresan 2002-7-30 1270 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
  RSA0074176  Sidalcea oregana subsp. spicata Fay A. MacFadden 1934-8-10 12840 Placer Cisco. Comment
  CDA11994  Silene californica G. F. Hrusa 1995-5-2 12175 Placer Sierra Nevada; 1 km. east of Mosquito Ridge Rd. crossing of North Fork of Middle Fork of the American River. Comment
  RSA305931  Silene californica Fay A. MacFadden 1934-3-31 12424 Placer Hillsides near Colfax. Comment
  UC1137915  Silene californica G. T. Nordstrom 1934-6-21 143 Placer 1 1/2 mi w Mammoth Spring; Colfax Quad., Tahoe National Forest, w of Mammoth Spring Comment
  UCR231854  Silene californica George K. Helmkamp, E. A. Helmkamp 2010-8-11 16765 Placer Northern Sierra Nevada Mountains Foothills, Finning Mill Road, 3.7 miles north of Forest Hill Road 1140 Comment
  POM150840  Silene douglasii Katherine Brandegee s.n. Placer Donner Summit. Comment
  UC128140  Silene douglasii Miss Harriet A. Walker 1908-7-26 1589 Placer Cisco 1810 Comment
  UCD150314  Silene douglasii var. douglasii James A. Neilson Jr. 1970-8-5 1771 Placer Tahoe Basin, Ward Creek area. 2499 Comment
  UCD150315  Silene douglasii var. douglasii James A. Neilson Jr. 1970-8-5 1762 Placer Tahoe Basin, Ward Creek area. 2499 Comment
  UCD98710  Silene gallica Greg Vita 1978-5-7 24 Placer W. slope of Folsom Lake, 1.2 miles N of Twin Rocks Road along Boulder Road. 152 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
  CAS-BOT-BC389027  Silene laciniata subsp. californica G. Earnhart 1961-4-2 6 Placer 2 1/2 miles east of Auburn, north fork of American River 396 Comment
  CAS-BOT-BC181345  Silene latifolia Margaret J. Williams; Dieter Schacht 1987-6-19 87- 20 -1 Placer Near Hwy 89, just west of Tahoe City 1905 Comment
  POM100920  Silene lemmonii Marcus E. Jones 1882-7-1 s.n. Placer Emigrant Gap. Comment
  UCD98751  Silene lemmonii John M. Tucker 1985-5-18 4479 Placer 14.3 miles (by winding road) east of Forest Hill; canyon slope above Mosquito Ridge Road. Comment
  UC8507  Silene lemmonii Mrs. M. M. Hardy 1893-1 Placer Comment
  UC8477  Silene menziesii C. F. Sonne 1886-6-5 Placer Truckee along River; Sierra Nevada Mountains, Truckee along River Comment
  POM100975  Silene occidentalis Marcus E. Jones 1882-6-30 s.n. Placer Emigrant Gap. Comment
  SEINET5337234  Silene occidentalis H. M. Hall 1910-6-25 8709 Placer Cisco, Upper Transition zone, in half-shaded openings in thickets. 1800 Comment
  UCR47349  Silene occidentalis subsp. occidentalis H. M. Hall 1910-6-25 8709 Placer Cisco. 1800 Comment
  UCR250175  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
  UCR222539  Sisymbrium officinale George K. Helmkamp, E. A. Helmkamp 2010-4-23 15912 Placer Sierra Nevada Mountains Foothills, along Salmon Falls Road, at Miners Valley Rd., 4.5 miles south of junction with CA-49 at Pilot Hill 287 Comment
  SEINET8888155  Sisyrinchium halophilum P. A. Lehenbauer 1932-6-26 s.n. Placer Lake shore, Tahoe City Comment
  SACT002100  Sitanion hystrix D. Meyer 1983-7-16 Placer 1853.18 Comment
  SACT002105  Sitanion hystrix Michael Baad 1983-7-23 Placer Tahoe Airport. Along northeast side of Highway 267. 2100.0 Comment
  SACT002212  Sitanion hystrix D. Meyer 1984-7-8 Placer 0.4 km from I80 exposed hillside, east facing. 1584.96 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
  SACT002234  Sitanion hystrix Michael Baad 1976-7-17 Placer 0.5 mile west of Alpine Meadows Ski Resort on trail to Five Lakes, southeast corner of northeast corner. 2072.0 Comment
  SACT002238  Sitanion hystrix Michael Baad 1976-8-12 Placer Southwest of Emigrant Peak along Shirley Lake Ski Lift. 2316.0 Comment
  UCR253803  Solanum americanum George K. Helmkamp, Elizabeth Helmkamp 2012-10-30 20096 Placer Sacramento Valley, South Dowd Road, 0.1 mile south of its junction with Moore Road, southwest of Lincoln 34 Comment
  CDA5901  Solanum carolinense J. C. Henderson, K. Stark 1971-7-17 Placer Sierra Nevada; Southern Pacific Railroad tracks, Emigrant Gap. Comment
  SDSU11161  Solanum parishii P. A. Munz 1951-5-2 2109 Placer 457 Comment
  UC26260  Solanum umbelliferum Mrs. M. M. Hardy 1893-1 Placer Comment
  SCFS1169  Solidago E. Krimmel, Michael Hamilton 2013-8-1 Placer NFAm. Creekside at Chickering. Comment
  CDA19497  Soliva sessilis M. I. Wibawa 2002-5-27 271 Placer Sacramento Valley; Next to parking lot to American River bike trail to Folsom Lake State Recreation Area. 91 Comment
  SEINET9327121  Soliva sessilis Unknown 2002-5-27 271 Placer Shady lawn next to parking lot to American River Bike Trail to Folsom Lake State Rec Area. UTM: 10S 4285645 N, 0659288 E Comment
  CAS-BOT-BC366000  Sonchus asper Gordon H. True 1968-7-10 4367 Placer Hwy. 20 between Yuba Gap and Bear Valley, 1 mile east of Lake Bowman Road 1554 Comment
  CAS-BOT-BC157304  Sorbus californica A. A. Heller 1909-7-16 9835 Placer Summit 2133 Comment
  CDA37225  Spergula arvensis CDFA Staff s.n. Placer Nute Ranch, near Nute Road. 0 Comment
  UCD99160  Spergula arvensis Lynn Gould 1962-3-24 13 Placer 6 miles west of Roseville. 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
  UCR241356  Spiraea densiflora George K. Helmkamp, Mary Alice Barnes, E. A. Helmkamp 2012-9-8 19819 Placer Northern Sierra Nevada Mountains, along Forest Hill Road, 10.8 miles northeast of Hidden Treasure Road, 0.75 mi. SE of Whisky Hill 1698 Comment
  CAS-BOT-BC152530  Spiraea splendens unspecified 1912-1-6 97 Placer Tahoe Forest Comment
  CAS-BOT-BC152531  Spiraea splendens Elsie Z. Lovegrove 1950-10-17 s.n. Placer Rd. to Lily Lake Comment
  SCFS1104  Spiraea splendens E. Krimmel 2013-6-2 Placer Foresthill Road, Am. River Gorge overlook Comment
  SACT002304  Sporobolus cryptandrus D. Meyer 1984-7-9 Placer Exit from I80 park and ride lot at field across road. 103.0 Comment
  JEPS127473  Stachys ajugoides Steve Matson 1998-7-15 373 Placer Tahoe North Shore; Snow Creek Watershed, Tahoe Vista/Kings Beach; west fork. Comment
  RSA447392  Stachys stricta Wm. Martin 1971-9-10 20279 Placer Blue Canyon Creek, 2 miles south of Ranger Station, Tahoe Natl. Forest. Comment
  CAS-BOT-BC391173  Stellaria longipes subsp. longipes Geo. B. Grant 1906-7-15 6925 Placer Tahoe Tavern, Lake Tahoe Comment
  RSA0041895  Stellaria longipes subsp. longipes William Vortriede 1928-1 s.n. Placer Lake Tahoe. [El Dorado or Placer County] Comment
  UCD43941  Stellaria longipes var. longipes C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-9 1307 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  UCD99397  Stellaria media G. K. Helmkamp; E. A. Helmkamp 2006-2-9 10041 Placer English Colony Way (Humphrey Road) at Sierra College Blvd near Clover Valley Creek; SE of Lincoln. 183 Comment
  UCR237457  Stellaria media George K. Helmkamp, E. A. Helmkamp 2012-2-23 18579 Placer Eastern edge Sacramento Valley, Newcastle, along CA-193 (Newcastle Hwy), 0.1 mile southeast of its junction with Langs Hill Road, west of the junction with I-80, SW of Auburn 279 Comment
  POM51448  Stenotus acaulis Herbert McLean Evans 1920-7-22 s.n. Placer Ralston Ridge. Sierra Nevada. Comment
  CDA16512  Stephanomeria lactucina G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8541 b Placer Lake Tahoe; at W end of Ward Valley. 4 mi SW of Tahoe City. Comment
  UCD21790  Stephanomeria lactucina Beth Lowe Corbin 1982-8-4 209 Placer 1/4 mile W of Onion Creek campground. 1856 Comment
  UCR209720  Stephanomeria lactucina George K. Helmkamp, E. A. Helmkamp 2009-8-12 15455 Placer Northern Sierra Nevada Mountains, Forest Hill Road, 21.7 miles northeast of the city of Foresthill 1701 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
  SACT002331  Stipa californica Michael Baad 1976-8-4 Placer Collected on banks amoung rocks and in gravel beside creek. 1975.0 Comment
  SACT002388  Stipa occidentalis Michael Baad 1976-7-17 Placer 1 mile west of Alpine Meadows Ski Area on trail to Five Lakes open brush slopes. 2072.0 Comment
  SACT002398  Stipa pulchra Josephine Van Ess 1976-4-14 Placer Collected at top of hill south of highway 193 in lava flow area. Flat rocky area. 152.4 Comment
  UCD164183  Streptanthus polygaloides N. Ivalu Cacho; Sharon Y. Strauss, Patrick J. McIntyre 2011-6-25 IC-SS 233 - Placer Casa Loma Rd (Alta Exit): on serpentine outcrop along railroad tracks. 1164 Comment
  UC477509  Streptanthus polygaloides L. S. Smith 1930-7-7 2514 Placer w slope Tahoe Nat. Forest, Forest Hill Dist. 1066 Comment
  CAS-BOT-BC87774  Streptanthus tortuosus John Thomas Howell 1943-7-21 18659 Placer Donner Pass to Mount Lincoln. Comment
  CDA12429  Streptanthus tortuosus G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8558 Ab Placer Lake Tahoe; N side of upper Ward Valley, 4 mi SW of Tahoe City. Comment
  RSA121463  Streptanthus tortuosus N. H. French 1934-6-6 401 Placer 1.25 mile NW of Devils Peak. 2073 Comment
  SCFS11529144  Streptanthus tortuosus E. Krimmel, F. Felix 2013-6-2 Placer NFAm top of Foresthill Road, growing in rocks Comment
  SD237393  Streptanthus tortuosus G. 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 (Michigan Bluff 7.5'Q) 402 Comment
  UCD162746  Streptanthus tortuosus Dylan O. Burge; J. Bisbee 2014-5-25 1630 Placer Bear River watershed, roadside on California States Route 20. 1430 Comment
  UCD164328  Streptanthus tortuosus N. Ivalu Cacho; Sharon Y. Strauss, Patrick J. McIntyre 2011-6-25 IC-SS 235 - Placer Casa Loma Rd (Alta Exit): on serpentine outcrop along railroad tracks. 1164 Comment
  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
  JEPS59428  Streptanthus tortuosus var. orbiculatus Ezra Brainerd and Viola B. Baird 1915-7-7 148 Placer Squaw Valley Sierra Nevada Mts. 1920 Comment
  UCD40904  Styrax officinalis var. redivivus S. Boshoren 1983-5-30 18 Placer Mosquito Ridge Road. 8.1 mi. east of Forest Hill intersection. Comment
  UCD119092  Styrax redivivus Robert C. Bechtel 1952-5-3 95 Placer 2 miles east of Auburn. Comment
  UCD137400  Symphoricarpos Beth Lowe Corbin 1982-8-3 199 Placer Hill west of Onion Creek Campground. 1853 Comment
  CAS-BOT-BC215299  Symphoricarpos mollis Marcus E. Jones 1882-6-27 3292 Placer Emigrant Gap Comment
  CAS-BOT-BC237001  Symphoricarpos mollis Marcus E. Jones 1882-6-27 3292 Placer Emigrant Gap Comment
  JEPS126405  Symphoricarpos mollis Steve Matson 1998-8-21 383 Placer Tahoe north shore Watershed, Tahoe Vista/Kings Beach; dirt road extension of west from Tiger Ave. Comment
  UC1119985  Symphoricarpos mollis B. Bolt 1934-8-15 182 Placer 1 mi sw Goggins; El Dorado National Forest, Colfax Quad. 1676 Comment
  JEPS59429  Symphoricarpos rotundifolius var. rotundifolius Ezra Brainerd and Viola B. Baird 1915-7-15 149 Placer Fire Lakes; Sierra Nevada Mts. 2298 Comment
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Nov 20 2014
  UC193053  Symphoricarpos rotundifolius var. rotundifolius C. F. Sonne 1882-7-16 Placer near mouth of Squaw Creek (road to Tahoe) Comment
  UCD43888  Symphyotrichum bracteolatum C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-9 1254 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  CHSC73921  Symphyotrichum foliaceum var. parryi Susi Urie 1998-8-17 98 -056 Placer About 0.5 mi north of Ward Creek, along a small tributary; about 2 mi west of Lake Tahoe and Sunnyside. 2097 Comment
  UCD21698  Symphyotrichum spathulatum Beth Lowe Corbin 1982-8-3 183 Placer Onion Creek campground. In wet meadow. Perennial with rhizomes. Ray flowers purple, disc yellow. Full sun. SW slope. Locally abundant. 1841 Comment
  UCD43307  Symphyotrichum spathulatum C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-12 675 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  UCD75946  Symphyotrichum spathulatum Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5187 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, along Emigrant Trail on the N side of the north fork of Cold Creek. South side of trail. 2161 Comment
  CHSC74198  Symphyotrichum spathulatum var. spathulatum Susi Urie 1998-8-29 98 -151 Placer Middle of Page Meadows; about 2 mi west of Lake Tahoe and Sunnyside. 2115 Comment
  UCD43038  Taraxacum officinale C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-18 407 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  UCD44669  Taraxacum officinale C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 2035 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  CHSC72875  Taraxia subacaulis L. P. Janeway; Eric Schroder 1998-7-13 5753 Placer Lake Tahoe Basin Management Unit. North side of Blackwood Creek, 1.7 mi west of Lake Tahoe. Meadow complex. 1938 Comment
  CHSC24731  Tauschia hartwegii T. C. English 1976-4-11 23 Placer N fork of American River in shaded areas. 2 mi w of Hwy 49 Bridge on n side of abandoned R.R. 335 Comment
  CAS-BOT-BC392400  Thalictrum fendleri Alice Eastwood 1909-1-1 58 Placer Lake Tahoe Region. Sunnyside Comment
  CAS-BOT-BC392401  Thalictrum fendleri Alice Eastwood 1912-6-15 404 Placer Deer Park, Lake Tahoe Region Comment
  RSA399564  Thalictrum fendleri Unspecified 1931-7-5 s.n. Placer Near Meeks Bay, Lake Tahoe. Comment
  SEINET5338963  Thalictrum fendleri P. B. Kennedy, Samuel Bradford Doten 1901-8-9 422 Placer Talbots Home Camp, 7 mi from French Meadows Comment
  UCD42984  Thalictrum fendleri var. fendleri C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 353 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  UCD43938  Thalictrum fendleri var. fendleri C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-9 1304 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  UC854483  Thalictrum fendleri var. polycarpum Alice Eastwood 1912-6-15 404 Placer Deer Park Lake Tahoe Region Comment
  RSA0039368  Thysanocarpus curvipes var. curvipes Barbara Ertter, David Thompson 1989-4-9 8194 Placer Halfway down road to Lake Clementine (=North Fork Lake) NE of Auburn. 304 Comment
  SD143459  Thysanocarpus radians Darley F. Howe 1951-5-1 2112 Placer 455 Comment
  UCD124139  Torreya californica Ellen Dean; Davis Botanical Society members 2012-10-13 7513 Placer Along Mosquito Ridge Road, ca. fourteen road miles E of junction with Foresthill Road. Comment
  CAS-BOT-BC172898  Toxicodendron diversilobum John Thomas Howell; Gordon H. True 1972-3-17 7076 Placer Just south of Auburn Ravine, 1 1/2 miles west of Lincoln 48 Comment
  CAS-BOT-BC172899  Toxicodendron diversilobum J. M. Ogawa 1952-5-8 s.n. Placer North of Loomis 121 Comment
  CDA35360  Toxicodendron diversilobum T. C. Fuller 1965-8-18 14005 Placer Sierra Nevada; 4 miles southeast of Loomis, Auburn-Folsom Rd. Comment
  SCFS1132  Toxicoscordion venenosum E. Krimmel 2014-4-21 Placer NFAm. 300 ft above the river on the north ridge coming down from Pt. Mariah Comment
  UC830765  Tragopogon porrifolius Kate E. Phelps 1937-5-28 Placer Auburn Comment
  UCD138326  Triantha occidentalis F. H. Bolster 1912-8-31 46 Placer Long Lake Valley. 1981 Comment
  CDA37177  Tribulus terrestris D. B. Joley Jul 1975 1 Placer Loomis area. 0 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
  CHSC73045  Trifolium cyathiferum L. P. Janeway 1998-8-6 5970 Placer Lake Tahoe Basin Management Unit - National Forest. North side of Blackwood Creek, 1.7 mi west of Lake Tahoe. 1938 Comment
  SEINET12157177  Trifolium cyathiferum C. F. Sonne 1884-1 60 Placer Canon above Goldstream, Macerlea Comment
  UC337955  Trifolium cyathiferum unknown 1874-1-1 Placer near Lake Tahoe Comment
  HSC82235  Trifolium depauperatum Thomas W. Nelson 1979-4-10 4579 Placer Along W side of Sierra College Blvd. between I-80 and Douglas Blvd. Comment
  UCR146850  Trifolium depauperatum Beecher Crampton 1966-4-14 7644 Placer Sacramento Valley, north of Lincoln, Gladding Clay Pit Road and Hwy 99 [Calif. Hwy 65] 53 Comment
  SFV8467  Trifolium depauperatum L. Gould 1962-3-31 20 Placer Powerline Road about 4 miles west of Roseville. 46 Comment
  CDA32949  Trifolium depauperatum var. depauperatum P. W. Hiatt 1979-3-29 s.n. Placer Near Rocklin; Sierra College Blvd. 0 Comment
  UCD39210  Trifolium dubium Beecher Crampton 1953-5-26 1341 Placer 2 miles N of Lincoln, Chamberlain Ranch. 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
  RSA0107421  Trifolium hirtum George K. Helmkamp, Amy Barnes 2014-3-21 22643 Placer Sacramento Valley: Sheridan, Riosa Road at the west side of its junction with old CA-65. 33 Comment
  SD237453  Trifolium hirtum G. K. Helmkamp, E. A. Helmkamp 2010-4-23 15907 Placer Sierra Nevada Mountains Foothills: along Salmon Falls Road at Miners Valley Road, 4.5 miles south of junction with CA-49 at Pilot Hill (Pilot Hill 7.5'Q) 287 Comment
  SEINET11261554  Trifolium hirtum George Helmkamp, E. A. Helmkamp 2011-4-10 17156 Placer In Sacramento Valley along Riosa Road at the E edge on the village of Sheridan.; 0 41 Comment
  SEINET3245949  Trifolium hirtum G. K. Helmkamp, E. A. Helmkamp 2010-1 15933 Placer Sierra Nevada Mountains Foothills: Salmon Falls Road at the Salmon Falls crossing of the American River (Pilot Hill 7.5') 157 Comment
  UCR234218  Trifolium hirtum George K. Helmkamp, E. A. Helmkamp 2011-4-10 17156 Placer Sacramento Valley, along Riosa Road at the east edge of the village of Sheridan 41 Comment
  UCR253130  Trifolium hirtum George K. Helmkamp, Amy Barnes 2014-4-23 22810 Placer Sierra Nevada Mountains Foothills, Spring Garden Road, at the north side of its junction with Foresthill Road, 8.4 km west of Foresthill 720 Comment
  CDA4332  Trifolium hybridum Hanley 1956-6-2 Placer Roseville/Lincoln. 0 Comment
  UCR258532  Trifolium incarnatum George K. Helmkamp, Amy Barnes 2013-3-28 20233 Placer Eastern Sacramento Valley, NW edge of Sheridan, new section of Riosa Road, connecting new CA-65 with old CA-65 43 Comment
  UCD22007  Trifolium longipes Rex Palmer 1979-6-9 N 179 Placer Headwaters basin area of the North Fork of the American River Comment
  JEPS29496  Trifolium longipes var. hansenii C. F. Sonne June 1886 55 Placer Donner Lake Sierra Nevada (Truckee) Comment
  CHSC96465  Trifolium microcephalum Lowell Ahart; Brian Williams 2007-4-13 13646 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
  UC16895  Trifolium monanthum subsp. parvum C. F. Sonne July 1889 13 Placer above Coldsman (canyon) Comment
  JEPS127546  Trifolium monanthum subsp. tenerum Steve Matson 1997-7-10 88 Placer nSNH: Tahoe north shore; Snow Creek watershed, Tahoe Vista/Kings Beach; North Ave. dirt road extension to meadow near west fork of Snow Creek. Comment
  UC450024  Trifolium pratense Katharine Brandegee Aug. 1911 Placer Tahoe Tavern Comment
  CHSC9512  Trifolium productum J. F. Goodwin 1971-7-10 156 Placer Approx. 1 mi. west of Lake Tahoe at end of Old County Road, 2.3 mi sw of Cornelian Bay. Comment
  OBI12652  Trifolium productum Robert F. Hoover 1967-9-5 10833 Placer Carnelian Bay, Lake Tahoe Comment
  UCD22005  Trifolium productum Beth Lowe Corbin 1982-8-17 361 Placer 2 2/3 miles WSW of The Cedars. In grassy area of White Fir forest. Flowers pale pink purple, with darker purple banner, white keel. Perennial. Partial sun. N facing slope, 10% incline. Common. 1935 Comment
  UCR173249  Trifolium willdenovii George K. Helmkamp, Elizabeth Helmkamp 2006-5-13 10458 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
  UCR208606  Trifolium willdenovii George K. Helmkamp, E. A. Helmkamp 2009-5-7 14618 Placer Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 9.8 miles east of its junction with Forest Hill Road in Foresthill 433 Comment
  UC147859  Trifolium willdenovii Chesnut and Drew 1890-8-8 Placer Cascade Lake Tahoe Comment
  JEPS127437  Trifolium wormskioldii Steve Matson 2003-6-29 817 Placer nSNH; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; north of Highway 267. Comment
  POM182474  Trifolium wormskioldii Katherine Brandegee 1911-07 s.n. Placer Tahoe Tavern. Comment
  RSA0039280  Triphysaria eriantha George K. Helmkamp, Amy Barnes 2013-3-28 20285 Placer along 10th Street/Ranch House Rd., 0.6 mile south of its junction with Riosa Road in Sheridan 43 Comment
  SEINET13750242  Triphysaria eriantha P. A. Lehenbauer 1937-4-11 s. n. Placer Auburn Comment
  JEPS10418  Triphysaria eriantha subsp. eriantha M. E. P. Ames 1878-1 Placer Auburn Comment
  UC718457  Triphysaria eriantha subsp. eriantha Carl B. Wolf 1937-3-30 8345 Placer on Penryn Road 4 8/10 mi e Lincoln; Sacramento Valley, e of Lincoln 91 Comment
  UCR206357  Triphysaria eriantha subsp. eriantha George K. Helmkamp, E. A. Helmkamp 2009-3-11 14386 Placer Sacramento Valley, Ranch House Road, 0.2 mile south of Sheridan 37 Comment
  CAS-BOT-BC228547  Triphysaria versicolor subsp. faucibarbata George K. Helmkamp; E. A. Helmkamp 2011-4-10 17158 Placer Sacramento Valley: along Riosa Road at the east edge of the village of Sheridan 41 Comment
  SD241198  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 (Lincoln 7.5'Q) 75 Comment
  UCR234219  Triphysaria versicolor subsp. faucibarbata George K. Helmkamp, E. A. Helmkamp 2011-4-10 17158 Placer Sacramento Valley, along Riosa Road at the east edge of the village of Sheridan 41 Comment
  CAS-BOT-BC193496  Trisetum cernuum Catherine Best 1981-8-1 s.n. Placer Big Meadow, ca. 3 mi. S of French Meadow - Sierra Nevada 1600 Comment
  UC1133267  Trisetum projectum B. Bolt 1934-7-10 92 Placer 1 mi nw mouth of Little Granite; Tahoe National Forest, Colfax Quadrangle Comment
  UC1133279  Trisetum projectum B. Bolt 1934-7-10 Placer 1 mi nw mouth of Little Granite; Colfax Quadrangle Comment
  JEPS75237  Trisetum spicatum Gladys L. Smith 1972-8-25 3418 Placer Granite Chief 2651 Comment
  UCD139301  Triteleia hyacinthina L. M. Sparks 1912-8-1 48 Placer Lake Tahoe. 1920 Comment
  UCD158891  Triteleia hyacinthina C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-21 s.n. Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  UCR249525  Triteleia hyacinthina George K. Helmkamp, Amy Barnes 2013-3-28 20281 Placer Eastern Sacramento Valley, along 10th Street/Ranch House Rd., 0.6 mile south of its junction with Riosa Road in Sheridan 43 Comment
  SEINET8506221  Triteleia hyacinthina P. B. Kennedy, S. B. Doten 1901-8-18 415 Placer Talbots Home Camp, 7 miles from French Meadows. Comment
  UC3290  Triteleia hyacinthina