Search Results — 2000 specimen records retrieved (1612 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

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

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  UCD133086  Abies concolor Beecher Crampton 1960-11-2 5801 Placer 2 miles E of Gold Run. Along US Hwy. 40. 1066 Comment
  UCD23230  Abies concolor Beth Lowe Corbin 1982-8-19 389 Placer 1 1/2 miles south of The Cedars. 1889 Comment
  UCD43915  Abies concolor C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-9 1281 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  RSA123358  Abies magnifica R. W. Lundh 1933-4-26 241 Placer 3 miles E of Big Ben R.S. Truckee quadrangle. 1982 Comment
  SEINET5334446  Abies magnifica W. D. Billings 1951-8-21 2155 Placer E. side of Granite Chief, Sierra Nevada 2621 Comment
  UC484020  Abies magnifica var. magnifica Carl B. Wolf 1930-10-10 1726 Placer 5 mi from Truckee (Coldstream Canyon); Coldstream Canyon 1981 Comment
  CAS-BOT-BC331006  Acer glabrum var. glabrum Alice Eastwood 1909-1-1 268 Placer Lake Tahoe Region. Deer Park Comment
  CAS-BOT-BC331011  Acer glabrum var. glabrum A. A. Heller 1917-6-19 12730 Placer Emigrant Gap 1615 Comment
  UC372535  Acer macrophyllum Marcus E. Jones, A. M. 1882-1 Placer Emigrant Gap Comment
Read comments
Sep 7 2010
  OBI39804  Achillea millefolium Joy H. Nishida 1985-7-10 783 Placer Homewood 1829 Comment
  UC2046440  Achillea millefolium D. G. Kelch 2011-10-4 sn. Placer Grandlibakken Resort. Tahoe City Comment
  SEINET11842679  Achillea millefolium subsp. lanulosa J. H. Nishida 1985-1 783 Placer Homewood 1829 Comment
  UCD36672  Achnatherum lemmonii Beecher Crampton 1955-6-15 2910 Placer Placer County, 3/4 mile south of Yankee Jims. Comment
  CAS-BOT-BC210743  Achnatherum nelsonii W. R. Dudley 1900-6-28 s.n. Placer Tallac Comment
  CAS-BOT-BC217984  Achnatherum nelsonii John Thomas Howell 1943-7-19 18580 Placer Summite Valley 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
  SEINET9344569  Achnatherum occidentale Unknown 1999-7-17 15118 Placer Placer Comment
  UCD51020  Achnatherum occidentale G. L. Stebbins 1941-7-16 3173 Placer along U.S. Highway no. 40. 1 mile west of Cisco Grove. 1706 Comment
  CAS-BOT-BC210835  Achnatherum occidentale subsp. californicum L. R. Abrams 1927-9-13 12161 Placer Lincoln Highway near Emigrant Gap Comment
  SACT000020  Achnatherum occidentale subsp. californicum James Grove 1977-7-15 Placer 2000.0 Comment
  UC682059  Achnatherum occidentale subsp. californicum G. L. Stebbins Jr. 1941-7-16 3172 Placer 1 mi w Cisco Grove (rocky ledges along US Highway 40) 1706 Comment
  UCD158708  Achnatherum occidentale subsp. californicum James A. Neilson Jr.; Dianne Q. McQuaid 1972-8-24 3599 Placer Tahoe Basin, Ward Valley, upper meadow. 2148 Comment
  UCD51038  Achnatherum occidentale subsp. californicum Beecher Crampton 1955-6-15 2912 Placer 1/2 mile north of Forest Hill. 975 Comment
  UC477532  Achnatherum stillmanii L. S. Smith 1931-6-4 2557 Placer below Pine Nut (Duncan Canyon); Tahoe Nat. Forest 1524 Comment
  UCD51410  Achnatherum stillmanii Beecher Crampton 1964-7-21 7127 Placer Blue Canyon. 1430 Comment
  UCD51419  Achnatherum stillmanii B. Bolt 1934-7-17 175 Placer 1/2 mile S. of Walker Mine. 1920 Comment
  UC682053  Achnatherum stillmanii G. L. Stebbins Jr. 1941-7-16 3167 Placer 50-100 yards below S.P. railroad tracks (1/2 mi s of Blue Canon station) 1447 Comment
  CAS-BOT-BC29927  Achyrachaena mollis Gordon H. True 1971-5-26 6544 Placer Valley Grassland, northern limits of Lincoln 48 Comment
  SEINET6700615 Image available Achyrachaena mollis Beninghoff 1930-4-19 2978 Placer Lincoln Comment
  CHSC82578  Acmispon americanus var. americanus Lowell Ahart 2002-7-22 9918 Placer 50 yards northeast of the small natural lake, on the east side of the paved road to Lake Valley Reservoir, about 1/4 mile east of Yuba Gap and Highway 80. 1780 Comment
  UCD103811  Acmispon americanus var. americanus A. A. Heller 1917-8-12 12873 Placer Southern Pacific reservoir west of Emigrant Gap in coarse. Comment
  CAS-BOT-BC204857  Acmispon argophyllus var. fremontii Vincent Jones 1919-7-7 s.n. Placer Ridge above Bear Valley Comment
  SBBG67416  Acmispon nevadensis var. nevadensis unknown -Apr-1895 Placer American River Comment
  SCFS1112  Aconitum columbianum E. Krimmel 2013-6-13 Placer NFAm. Stream crossing (split #4). Below Soda Springs road on way to Heath Falls Overlook. Comment
  UC465623  Aconitum columbianum J. A. DeCon 1900-8-5 453 Placer Tahoe, McKinneys Comment
  CAS-BOT-BC391458  Aconitum columbianum subsp. columbianum A. A. Heller 1917-8-13 12882 Placer Summit Valley 2118 Comment
  CAS-BOT-BC418774  Aconogonon phytolaccifolium John Thomas Howell 1943-7-21 18646 Placer Donner Pass to Mt. Lincoln Comment
  SCFS5068  Aconogonon phytolaccifolium E. Krimmel 2014-6-26 Placer Widespread. Near creek and into conifer woods. Comment
  UCD83596  Aconogonon phytolaccifolium Albert Grigarick 2009-8-7 165 Placer Shirley Creek Trail, between Squaw Valley Resort and Shirley Lake. 2171 Comment
  SACT000029  Aegilops triuncialis D. Meyer 1983-7-24 Placer Moist, shady roadside 1036.32 Comment
  UCD136680  Aesculus californica Ted Niehaus 1959-5-3 97 Placer Granite Bay park, north shore of Folsom Lake. Comment
  SCFS1145  Agastache urticifolia E. Krimmel, F. Felix 2013-7-28 Placer NFAm. Swimming Hole Trail. Stop #5. Comment
  SCFS995  Agastache urticifolia E. Krimmel 2014-7-5 Placer North Fork American River, below Soda Springs Road on trail to Heath Falls Overlook. Split time#3 Comment
  UC472273  Ageratina occidentalis Miss Helen D. Geis Jun 1 1912-Jul 1 1912 106 Placer Deer Park Comment
  CAS-BOT-BC295535  Agnorhiza bolanderi Volney Rattan No date on label s.n. Placer Forest Hill Comment
  HSC33420  Agoseris grandiflora Thomas W. Nelson, Jane P. Nelson 1974-6-17 1370 Placer Dollar Point N of Lake Tahoe City 1585 Comment
  JEPS126326  Agoseris heterophylla var. heterophylla Steve Matson 2003-6-9 797 Placer nSNH; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; north of Highway 267 and west of Martis Creek, along Airpot Creek. Comment
  CAS-BOT-BC13327  Agoseris retrorsa Marcus E. Jones 1882-6-30 2782 Placer Emigrant Gap Comment
  CAS-BOT-BC110751  Agropyron cristatum T. C. Fuller 1964-9-1 12573 Placer Sierra Nevada. North side of Interstate 80 freeway from Donner Summit, 0.1 mile west of Blue Canyon Road. 1524 Comment
  CAS-BOT-BC110752  Agropyron cristatum T. C. Fuller 1964-9-1 12574 Placer Sierra Nevada. North side of Interstate 80 freeway from Donner Summit, 0.1 mile west of Blue Canyon Road. 1524 Comment
  CDA1690  Agropyron desertorum T. C. Fuller 1964-9-1 12573 Placer Sierra Nevada; 0.1 mile west of Blue Canyon Road, north side of Interstate 80 freeway from Donner Summit. Comment
  SACT000041  Agropyron desertorum D. Meyer 1983-8-7 Placer Hwy 267 4.64 km S of Placer County line, roadside wash 1758.0 Comment
  SACT000042  Agropyron desertorum D. Meyer 1984-5-27 Placer meadow surrounded by sagebrush type vegetation Comment
  SEINET10909049  Agropyron pringlei A. Arthur Heller 1917-8-13 Heller 12919 Placer Ridge northwest of Donner Pass on a steep gravelly slope below a ledge of igneous rock, the neighboring forest composed of Abies magnifica. 2377 Comment
  SACT000056  Agropyron riparium Michael Baad 1976-7-14 Placer Glaucous. 1.3 miles along road from Forest Hill Divide to Secret Canyon. Open brushy slope. 1554.48 Comment
  SACT000077  Agropyron trachycaulum D. Meyer 1983-8-7 Placer Moist shady area, Louisiana Pacific Private Forest entrance 2000.0 Comment
  CAS-BOT-BC127109  Agrostis exarata Margaret Williams 1974-8-8 74 -Pl-9 Placer Sierra Nevada. Murphy's Meadow, 5 miles southeast of Hirschdale. 2316 Comment
  RSA757272  Agrostis exarata George K. Helmkamp, E. A. Helmkamp 2009-7-16 15191 Placer Foresthill Road, 20.3 miles northeast of the city of Foresthill 1704 Comment
  SACT000087  Agrostis exarata D. Meyer 1984-6-10 Placer 436.0 Comment
  UC576366  Agrostis exarata H. S. Yates 1936-8-9 5987 Placer two mi sw Martis Peak; Truckee Quad. 2286 Comment
  UCD52105  Agrostis exarata Beecher Crampton 1975-9-9 9273 Placer Gold Run rest area along Interstate Hwy. 80 W. 914 Comment
  UCR233279  Agrostis exarata George K. Helmkamp, E. A. Helmkamp 2011-7-9 17682 Placer Northern Sierra Nevada Mountains Foothills, Yankee Jim Road, 1.4 miles northwest of the city of Foresthill 764 Comment
  UCR146665  Agrostis exarata var. monolepis Beecher Crampton 1955-6-15 2886 Placer Sierra Nevada Mountains, Bunch Canyon, 3 miles south of U.S. Highway 40, on Forest Hills Road 427 Comment
  UCD36675  Agrostis exarata var. pacifica Beecher Crampton 1955-6-15 2915 Placer Placer County, 6 miles west of Forest Hill. Comment
  UCD42819  Agrostis idahoensis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-23 185 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  UCR218131  Agrostis idahoensis George K. Helmkamp, E. A. Helmkamp 2010-6-26 16380 Placer Sierra Nevada Mountains Foothills, junction of Canyon Way and Yankee Jim's Road, east of I-80 between Weimar and Colfax 616 Comment
  UCD37111  Agrostis microphylla Beecher Crampton 1957-5-7 3998 Placer Placer County, 1.7 miles east of Lincoln, road to Newcastle. Comment
  SEINET11695841  Agrostis microphylla Unknown 1957-5-7 3998 Placer 1.7 mi E of Lincoln, road to Newcastle Comment
  CAS-BOT-BC139001  Agrostis pallens A. A. Heller 1917-8-13 12897 Placer Base of cliff north of Summit Hotel. Comment
  CAS-BOT-BC139002  Agrostis pallens 12892 Placer Summit Station. 2121 Comment
  CDA15931  Agrostis pallens G. F. Hrusa, J. Glazner 1999-7-17 15182 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. Uncommon rhizomatous grass in +- moist sites surrounded by open to +- closed Pinus jeffreyi, Artemisia tridentata, and Purshia tridentata grading into Abies concolor coniferous forest. 1889 Comment
  UCD53085  Agrostis pallens A. S. Hitchcock Date Unknown 12892 Placer Summit Station, upper limit of the yellow pine belt (P. Jeffreyi). 2121 Comment
  UCR170802  Agrostis pallens George K. Helmkamp, E. A. Helmkamp 2005-9-30 9939 Placer Northern Sierra Nevada Mtns., Hampshire Rocks Road south of the I-80 Rainbow exit (c. 2 mi east of Cisco Grove) 1805 Comment
  CHSC73708  Agrostis scabra L. P. Janeway; Eric Schroder 1998-9-16 6338 Placer Small meadow on north side of the creek about half way between Buck Lake and McKinney Creek; about 2.2 miles southwest of Lake Tahoe. 2124 Comment
  SACT000150  Agrostis scabra D. Meyer 1983-9-10 Placer moist streambank and meadow 1879.0 Comment
  SACT000159  Agrostis scabra D. Meyer 1983-8-7 Placer Along Truckee River east bank 1879.0 Comment
  SACT000168  Agrostis scabra D. Meyer 1984-8-4 Placer very wet roadside ditch, hillside seeping water, shady 1454.0 Comment
  CAS-BOT-BC138720  Agrostis scabra Saichi Kawahara 1969-7-19 1551 Placer Side of road, Highway 80, 500 feet south of Nevada county line. 1889 Comment
  SACT000197  Agrostis stolonifera var. major D. Meyer 1983-7-16 Placer 1853.18 Comment
  SACT000206  Agrostis stolonifera var. major D. Meyer 1984-7-29 Placer road south of reservoir, moist shady north-facing slope. 1612.0 Comment
  UCD53720  Agrostis variabilis A. A. Heller 1917-8-13 12913 Placer Ridge northwest of Donner Pass. 2346 Comment
  CAS-BOT-BC64487  Ailanthus altissima T. C. Fuller 1975-9-5 20101 Placer Between old Hwy 40 & Interstate 80 freeway, n. limits of Colfax. Sierra Nevada. 731 Comment
  CDA36921  Aira caryophyllea CDFA Staff s.n. Placer Pino Ranch, near Newcastle. 0 Comment
  SACT000236  Aira caryophyllea Michael Baad 1983-4-17 Placer Descending to Middle Fork of American River 411.48 Comment
  SACT000264  Aira caryophyllea Josephine Van Ess 1976-4-14 Placer along foot path in natural area; open gravel area 97.6 Comment
  CAS-BOT-BC138374  Aira caryophyllea var. caryophyllea A. A. Beetle 1941-5-26 2710 Placer Near Cisco. 914 Comment
  UCD22043  Allium amplectens Rex Palmer 1979-7-9 N 454 Placer Headwaters basin area of the North Fork of the American River Comment
  JEPS47574  Allium amplectens L. S. Smith 1925-6-13 1671 Placer Picayune Creek Tahoe Forest, French Meadows Range, Picayune Creek 1981 Comment
  JEPS56352  Allium amplectens Leland S. Smith 1925-7-13 1671 Placer Picayune Creek Tahoe National Forest, Picayune Creek 1981 Comment
  POM269026  Allium campanulatum Lyman Benson 1942-7-2 11256 Placer Highway junction 1 mile west of Truckee. Truckee River drainage area. 1829 Comment
  UC147614  Allium campanulatum Miss Harriet A. Walker 1908-6-23 1360 Placer Blue Canyon 1432 Comment
  UC843371  Allium campanulatum Marcus E. Jones, A. M. 1882-6-30 2881 Placer Emigrant Gap Comment
  CAS-BOT-BC464523  Allium campanulatum C. F. Sonne 1886-7-18 412 Placer open woods on Truckee River Comment
  RSA123619  Allium campanulatum Milo S. Baker 1931-5-31 5340 Placer Highway 40, 1 1/2 miles west of Big Bend Ranger Station. Comment
  UCD22040  Allium obtusum Rex Palmer 1979-6-21 N 365 Placer Headwaters basin area of the North Fork of the American River Comment
  UCD22044  Allium obtusum Rex Palmer 1979-6-10 N 183 Placer Headwaters basin area of the North Fork of the American River Comment
  CAS-BOT-BC474276  Allium obtusum var. obtusum Alice Eastwood 1912-6-15 417 Placer Five Lakes. Lake Tahoe Region Comment
  CAS-BOT-BC132053  Allium peninsulare var. peninsulare David D. Keck 1933-6-1 2431 Placer 2.3 miles southeast of Loomis on back road to Folsom Comment
  UC3200  Allium peninsulare var. peninsulare C. F. Sonne 1891-5-17 1 Placer Newcastle Sierra Nevada Mountains, Newcastle Comment
Read comments
May 11 2010
  JEPS73016  Allium platycaule Gladys L. Smith 1972-6-20 3209 Placer about terminus of summit chairlift, Ward Peak Ward Peak 2621 Comment
  UCR233402  Allophyllum integrifolium George K. Helmkamp, E. A. Helmkamp 2011-8-26 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-BC453440  Allotropa virgata Adele Dahl 1916-8-10 s.n. Placer Tahoe City 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
  OBI39836  Alnus incana Joy H. Nishida 1985-7-10 793 Placer Homewood, Red fir forest 1829 Comment
  SBBG1282  Alnus incana subsp. tenuifolia E. R. Blakley 1960-9-2 3805 Placer meadow at mouth of Carnelian Crk, Lake Tahoe 1905 Comment
  UC1076422  Alnus incana subsp. tenuifolia Herbert L. Mason 1929-10-14 5461 Placer 1 mi above Cisco Comment
  UC1093925  Alnus incana subsp. tenuifolia Herbert L. Mason 1929-10-4 5461 Placer on Hwy 40 1 mi n Cisco Comment
  UCD22111  Alnus incana subsp. tenuifolia Rex Palmer 1979-5-26 N 33 Placer Headwaters basin area of the North Fork of the American River Comment
  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
  SEINET8074299  Alnus rhombifolia W. D. Billings 1940-5-18 1321 Placer Gold Run. Comment
  SACT002782  Alnus tenuifolia Michael Baad 1983-8-11 Placer Collected on trail from Five Lakes Basin to Whiskey Camp. 3 miles west of Alpine Meadows. Comment
  SACT002784  Alnus tenuifolia Michael Baad 1977-6-2 Placer Collected north facing slope in mixed coniferous forest. 853.0 Comment
  SD43609  Alnus tenuifolia Darley F. Howe 1948-5-22 1823 Placer unknown 1705 Comment
  CAS-BOT-BC138157  Alopecurus aequalis var. aequalis John Thomas Howell 1943-7-19 18586 Placer Summit Valley. Comment
  SACT000310  Alopecurus howellii Josephine Van Ess 1978-5-9 Placer Collected 1/2 mile south of the northern turn toward highway 65. vernal pool. roots under water. 39.6 Comment
  SEINET10920870  Alopecurus saccatus Lowell Ahart, Brian Williams 2007-4-13 Ahart 13660 Placer T13N, R6E, northwest 1/4 Section 34. 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
  UC1153940  Alopecurus saccatus Beecher Crampton 1957-5-7 3988 Placer 1 mi. n. Lincoln 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
  UCD150263  Amaranthus hybridus James A. Neilson Jr. 1971-8-7 2309 Placer Heavenly Valley ski lift. 2118 Comment
  JEPS45144 Image available Amelanchier alnifolia var. pumila W. L. Jepson 1918-7-30 7726 Placer near Tahoe City; Lake Tahoe 1920 Comment
  CAS-BOT-BC136770  Amelanchier utahensis John Thomas Howell 1938-8-2 14010 Placer Near Brockway Comment
  SD241775  Amsinckia intermedia G. K. Helmkamp, E. A. Helmkamp 2010-4-17 15895 Placer Sierra Nevada Mountains Foothills: Rattlesnake Bar Road, about 0.2 mile northeast of the entrance to the Folsom Lake recreational area. 305 Comment
  RSA755619  Amsinckia menziesii var. menziesii George K. Helmkamp, E. Helmkamp 2009-4-22 14581 Placer Forest Hill road near Grizzly Bear House, about one mile northeast of the road to the lower end of Clementine Lake 732 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
  CAS-BOT-BC64271  Anaphalis margaritacea Ira L. Wiggins 1933-8-21 6783 Placer Lake Tahoe, near Tahoma Comment
  SCFS11529131  Anaphalis margaritacea E. Krimmel 2012-8-28 Placer NFAm below Chickering bridge. Growing near drying stream bed. Comment
  SD243066  Anaphalis margaritacea George K. Helmkamp, E. A. Helmkamp 2010-8-14 16792 Placer Northern Sierra Nevada Mountains: American Hill Road (Forest Route 13), 4.7 miles south of its junction with Foresthill Road and just south of a creek crossing (Duncan Peak 7.5'Q) 1552 Comment
  SEINET6734967 Image available Anaphalis margaritacea R. R. Miller 1934-7-8 s.n. Placer Cisco 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
  UCD56060  Andropogon glomeratus Arthur L. Menzies 1962-11-3 s.n. Placer Sierra Nevada, on Hwy. 49, 1/4 mile west of American River Bridge near Auburn. 213 Comment
  UCD56102  Andropogon virginicus Jack E. Herr 1955-10-10 s.n. Placer Auburn. Comment
  JEPS20407 Image available Androsace occidentalis var. simplex Marcus E. Jones 1882-4-29 Placer Emigrant Gap Comment
Read comments
Sep 29 2017
  CAS-BOT-BC391749  Anemone G. Earnhart 1961-3-18 4 Placer 2 1/2 mi. east of Auburn, north fork of American River 396 Comment
  POM99994  Anemone drummondii Marcus E. Jones 1902-7-9 s.n. Placer Castle Peak 2744 Comment
  UCR233459  Angelica George K. Helmkamp, E. A. Helmkamp 2011-8-26 18181 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
  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
  UCR206783  Angelica breweri George K. Helmkamp, E. A. Helmkamp 2009-7-16 15213 Placer Sierra Nevada Mountains, Forest Hill Road, 24.6 miles northeast of the city of Foresthill, near Ford Point 1698 Comment
  SEINET11079617  Angelica breweri P. B. Kennedy, S. B. Doten 1901-8-15 298 Placer Talbot's Home Camp, 7 miles from French Meadows. Comment
  CAS-BOT-BC63971  Antennaria argentea C. F. Sonne 1885-6-14 161 Placer Tahoe City Comment
  SEINET6055356  Antennaria argentea Unknown 1987-6-26 5421 Placer California Highway 267, 3.2 miles south of Brockway Summit. Comment
  CAS-BOT-BC77286  Antennaria microphylla John Thomas Howell 1943-7-21 18639 Placer Donner Pass to Mt. Lincoln Comment
  SACT000337  Anthoxanthum odoratum Michael Baad 1983-7-1 Placer .3 mile north of Blue Canyon Inn on road to I 80 along stream. 1584.96 Comment
  SACT000341  Anthoxanthum odoratum D. Meyer 1984-6-3 Placer Crother Road, 1.6km north of Applegate, shady oak woodland, moist area. 606.0 Comment
  SACT000342  Anthoxanthum odoratum D. Meyer 1984-6-3 Placer 585.0 Comment
  UCD56262  Anthoxanthum odoratum Beecher Crampton 1955-7-13 2985 Placer along US Hwy. 40, 3.5 miles east of Baxter. 1432 Comment
  UCD56265  Anthoxanthum odoratum A. A. Beetle 1941-5-26 2719 Placer Near Cisco. 1524 Comment
  UCR146675  Apocynum androsaemifolium subsp. pumilum Beecher Crampton 1955-6-15 2925 Placer Sierra Nevada Mountains, 10.5 wiles west of Forest Hill 488 Comment
  CHSC74251  Aquilegia formosa Susi Urie; Eric Schroder 1998-9-8 98 -303 Placer Meadow complex on north side of Ward Creek about 3.1 mi west of Lake Tahoe and Sunnyside. 2017 Comment
  SCFS1217  Aquilegia formosa E. Krimmel 2013-6-29 Placer NFAm. In shade of alder, just E of the North Fork American River stream crossing on Foresthill Road. Comment
  UC148979  Aquilegia formosa H. M. Hall June 1910 8714 Placer Cisco Sierra Nevada 1828 Comment
  UC9012  Aquilegia formosa C. J. Fox Jr. July 1895 Placer Deer Park Inn Comment
  CAS-BOT-BC397899  Aquilegia formosa Marcus E. Jones 1893-1-1 2614 Placer Emigrant Gap. Comment
  CAS-BOT-BC397901  Aquilegia formosa Marcus E. Jones 1893-1-1 2614 Placer Emigrant Gap. Comment
  POM270571  Aquilegia formosa var. truncata Lyman Benson 1942-7-2 11251 Placer Highway junction 1 mile west of Truckee. Truckee River drainage area. 1829 Comment
  SD237383  Arabidopsis thaliana G. K. Helmkamp, E. A. Helmkamp 2010-4-23 15929 Placer Sierra Nevada Mountains Foothills: Salmon Falls Road at the Salmon Falls Crossing of the American River (Pilot Hill 7.5'Q) 156 Comment
  SEINET5340904  Arabis holboellii var. retrofracta C. Aarstad, H. N. Mozingo 1979-4-1 s.n. Placer 1/2 mile east of junction of old and new Auburn--Forest Hills Road. 792 Comment
  SEINET2470967  Arabis rectissima var. simulans K. Christie 2010-7-15 1908 Placer Lake Tahoe Basin Management Unit (USFS); along FR 16N55, ca. 1.5 mi. east of Brockway Summit. 2286 Comment
  SEINET12616242  Arabis rigidissima K. Christie 2011-8-30 2082 Placer Lake Tahoe Basin Management Unit (LTBMU); from Brockway Summit, ca. 2.0 mi. east along forest service road towards Martis Peak; ca. 1.25 mi. southwest of Martis Peak. Comment
  SBBG1363  Arceuthobium abietinum E. R. Blakley 1960-8-29 3793 Placer Carnelian Bay, Lake Tahoe 1981 Comment
  POM105934  Arceuthobium campylopodum Marcus E. Jones 1882-7-3 s.n. Placer Colfax. Comment
  CAS-BOT-BC24154  Arctostaphylos Saichi Kawahara 1969-5-25 1018 Placer Top of ridge E of house, Mel henderson Ranch, E bank of Indian Creek, Dutch Flat Quadrangle 1036 Comment
  CAS-BOT-BC38577  Arctostaphylos mewukka John Thomas Howell; Gordon H. True 1968-6-9 44505 Placer Alta. 1066 Comment
  UC674746  Arctostaphylos mewukka C. H. Merriam 1911-11-5 Placer 3 mi nw Colfax; West Slope Sierra Nevada Comment
  CAS-BOT-BC40042  Arctostaphylos nevadensis Mary P. Wells 1980-9-12 s.n. Placer Forest west of Pioneer Way, Tahoe City 1981 Comment
  RSA254298  Arctostaphylos patula Gary D. Wallace, R. F. Thorne, L. DeBuhr, A. Tatsuno 1975-4-13 1420 Placer Sierra Nevada, Baxter exit off Hwy. 80 between Alta and Blue Can. 1207 Comment
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Jul 23 2017
  UC567005  Arctostaphylos patula R. W. Lundh and J. E. Sowder 1933-4-20 51 Placer 3 1/2 mi sw Blue Canyon (above railroad); Colfax Quadrangle 1371 Comment
  UCD52816  Arctostaphylos viscida D. H. Hartmann 1941-10-11 s.n. Placer 4 mi. west of Auburn. Comment
  CDA34219  Arctostaphylos viscida D. G. Kelch 2011-5-17 11 .518 Placer Dutch Flat. Comment
  CAS-BOT-BC47056  Arctostaphylos viscida subsp. viscida Carl B. Wolf 1930-10-11 1733 Placer Near Alta. 1127 Comment
  CAS-BOT-BC47067  Arctostaphylos viscida subsp. viscida C. Hart Merriam 1911-11-4 s.n. Placer Colfax. Comment
  POM202666  Arctostaphylos viscida subsp. viscida Alice Eastwood 1922-4-6 11124 Placer Colfax. Comment
  RSA254297  Arctostaphylos viscida subsp. viscida Gary D. Wallace, R. F. Thorne, L. DeBuhr, A. Tatsuno 1975-4-13 1422 Placer Sierra Nevada, Baxter exit off Hwy. 80 between Alta and Blue Can. 1207 Comment
  RSA306168  Arctostaphylos viscida subsp. viscida Fay A. MacFadden 1934-3-25 12411 Placer Dutch Flat. 1067 Comment
  UC674747  Arctostaphylos viscida subsp. viscida C. H. Merriam 1911-11-4 Placer Colfax Comment
  SEINET5784772 Image available Arenaria congesta Marcus E. Jones 1882-1 3278 Placer Emigrant Gap Comment
  JEPS72095  Arenaria kingii var. glabrescens Gladys L. Smith 1972-6-20 3256 Placer just below Summit of Ward Peak (on volcaninc outcrops.) 2628 Comment
  SBBG61533  Aristolochia californica E. Flint 1931-2-21 1297 Placer Auburn ravine 304 Comment
  CAS-BOT-BC82196  Arnica chamissonis Lewis S. Rose 1937-7-29 37612 Placer Tahoe Vista 1905 Comment
  CHSC74186  Arnica chamissonis Susi Urie 1998-9-2 98 -200 Placer Large meadow below Hwy 28, between the highway and Lake Forest Road; about 0.2 mi north of Lake Tahoe. 1908 Comment
  JEPS126316  Arnica chamissonis Steve Matson 1997-6-1 344 Placer Tahoe north shore; Snow Creek Watershed, Tahoe Vista/Kings Beach; Main meadow within sight of Highway 28. Comment
  JEPS127457  Arnica chamissonis Steve Matson 1998-5-27 321 Placer nSNH; Martis Valley, about 4 miles SE of Truckee; Martis Creek Wildlife Area; 600 meters south of Highway 267, south of Martis Creek. Comment
  POM272174  Arnica chamissonis subsp. foliosa Lyman Benson 1942-7-2 11262 Placer Highway junction 1 mile west of Truckee. Truckee River drainage area. 1829 Comment
  UCD74025  Arnica cordifolia Jennifer W. Burt 2005-7-12 111 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. 1974 Comment
  POM51369  Arnica dealbata C. F. Sonne 1895-7-14 s.n. Placer Near Pole Creek on Truckee River. Comment
  UC91127  Arnica lanceolata subsp. prima C. F. Sonne 1886-8-16 Placer 2590 Comment
  UC468976  Arnica longifolia Miss Helen D. Geis Jun 1 1912-Jul 1 1912 165 Placer Deer Park Comment
  POM160971  Arnica longifolia subsp. myriadenia C. F. Sonne 1897-8-7 s.n. Placer E Slope Mt. Anderson 2439 Comment
  CAS-BOT-BC85174  Arnica mollis F. Almeda 1993-7-25 7295 Placer Soda Springs in the Sierra Nevada about 15 miles from Interstate Hwy #80 due SE of Donner Pass. 1920 Comment
  CDA13701  Arnica mollis G. F. Hrusa, J. Glazner 1997-8-3 14061 Placer Sierra Nevada; Corner of Hwy 89 & Squaw Valley Rd. Comment
  JEPS111285  Arnica nevadensis Steve Matson 2005-7-30 1422 Placer Squaw Valley ski area, about 1 km west of High Camp (top of tramway), under Shirley Canyon chairlift upper terminal: 39.1942 N, 120.2721 W ; elevation 8,100 ft. 2468 Comment
  UC197325  Arnica nevadensis C. F. Sonne 1897-7-1 Placer Mt. Anderson (e slope) Sierra Nevada Mountains 2438 Comment
  UC65331  Arnica nevadensis P. B. Kennedy and S. B. Doten 1901-8-10 274 Placer Devils Cliff (summit of) Summit Soda Springs Comment
  CDA13688  Arnica parryi G. F. Hrusa, J. Glazner 1997-8-3 14048 Placer Sierra Nevada; Corner of Hwy 89 & Squaw Valley Rd. Comment
  UC197311  Arnica parryi C. F. Sonne 1896-8-2 Placer Squaw Valley on Truckee River Comment
  CAS-BOT-BC85015  Artemisia arbuscula subsp. arbuscula C. F. Sonne 1886-8-15 372 Placer Mt. Topi S. of summit Comment
  CHSC112136  Artemisia arbuscula subsp. thermopola Dean Wm. Taylor 2013-7-7 21400 b Placer Tinker Knob, east flank (approached from the jeep road along the ridge to the northeast). 2650 Comment
  UCD83616  Artemisia cana subsp. bolanderi Albert Grigarick 2009-8-20 183 Placer E of Truckee, on S end of Martis Creek Reservoir. 1775 Comment
  UCD21691  Artemisia douglasiana Rex Palmer Date Unknown N 888 Placer Headwaters basin area of the North Fork of the American River Comment
  SEINET6775388 Image available Artemisia douglasiana P. B. Kennedy, S. B. Doten 1901-8-19 420 Placer 7 miles from French Meadows, Talbot's Home Camp Comment
  UC193589  Artemisia ludoviciana subsp. incompta C. F. Sonne 1887-8-7 Placer mts. above Coldstream Comment
  UC1119383  Artemisia spiciformis B. Bolt 1934-8-23 197 Placer divide between Picayune and Grayhorse; Tahoe National Forest, Truckee Quad. 2438 Comment
  OBI49306  Asclepias cordifolia Unknown 1882-6-30 2802 Placer Emigrant gap Comment
  SDSU2521  Asclepias cordifolia D. R. Harvey 1960-5-29 Placer Near Forest Hill Comment
  UCD121256  Asclepias cordifolia Dr. Isabel McCracken 1935-6-2 s.n. Placer Near Auburn. Comment
  UCD150267  Asclepias speciosa James A. Neilson Jr. 1971-7-25 2283 Placer Tahoe Basin, King's Beach. 1901 Comment
  SBBG58649  Asclepias speciosa E. Rockwell -Aug-1918 12 Placer Ladds Springs, American River 1219 Comment
  CDA16047  Aster eatonii G. F. Hrusa, J. Glazner 2000-9-3 15665 A Placer Sierra Nevada; Sugar Bowl Ridge, immediately to W of Crow's Nest ski run. 2164 Comment
  CDA25020  Aster eatonii J. Glazner 2000-9-2 Placer Lake Tahoe; Wooded slope betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. Perennial. 1889 Comment
  RSA750435  Aster eatonii George K. Helmkamp, E. A. Helmkamp 2008-8-20 14022 Placer Rainbow exit south from US-80 and east of Big Bend, adjacent to the South Yuba River 1811 Comment
  UCR201892  Aster foliaceus var. parryi George K. Helmkamp, E. A. Helmkamp 2008-8-20 14025 Placer Northern Sierra Nevada Mountains, Donner Pass Road on the west side of Donner Pass and east of Norden 2149 Comment
  UCR257730  Aster foliaceus var. parryi George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19520 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
  CDA25023  Aster occidentalis J. Glazner 2000-8-16 s.n. Placer Lake Tahoe; betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. Perennial. 1889 Comment
  CDA10334  Aster oregonensis subsp. californicus T. C. Fuller 1962-9-2 9623 Placer Hwy 40 to Auburn, 2.5 miles west of Weimer. 0 Comment
  SCFS1127  Asteraceae E. Krimmel 2013-6-13 Placer NFAm. Split stop #2. Comment
  UC197202  Astragalus austiniae C. F. Sonne 1897-7-18 Placer Tinker's Knob 2743 Comment
  UC1128744  Astragalus bolanderi B. Bolt 1934-7-12 104 Placer Snow Mountain Tahoe National Forest, Truckee Quad., Snow Mountain Comment
  SEINET10737813 Image available Astragalus whitneyi var. lenophyllus Charles F. Sonne Sonne 65 Placer Tinker's Knob, Truckee. 2743 Comment
  CAS-BOT-BC69563  Athyrium alpestre subsp. americanum M. E. Parsons 1911-8-19 s.n. Placer Page Meadow, Lake Tahoe. Comment
  SEINET11711178  Athyrium alpestre var. americanum C. F. Sonne 1885-1 s.n. Placer E slope of Andersons Peak, Sierra Nevada Mts 2896 Comment
  RSA692495  Athyrium americanum Elizabeth Flint 1932-08 17 Placer Summit, Near Donner Lake 2439 Comment
  UCD136286  Athyrium filix-femina var. californicum F. A. MacFadden 1934-7-1 s.n. Placer Canyon Creek, Monte Vista Inn. Comment
  SEINET5340474  Athysanus pusillus F. Brunetti 1962-3-7 s.n. Placer 2 miles east of Auburn, above north Fork American River. 274 Comment
  SACT000420  Avena sativa D. Meyer 1984-7-9 Placer pear and plum orchard 206.0 Comment
  UCD74304  Balsamorhiza macrolepis Albert A. Grigarick 2008-5-2 6 Placer Martis Valley. Path south of parking lot on south side of Hwy. 267. Approx. 75 yds. down southmost path, south of end of parking lot. 1781 Comment
  CDA10486  Balsamorhiza macrolepis T. C. Fuller 1958-4-15 Placer Highway 99E, 2 miles north of Roseville. 0 Comment
  CAS-BOT-BC100093  Balsamorhiza sagittata Alice Eastwood 1909-1 262 Placer Deer Park Comment
  CHSC74209  Barbarea orthoceras Susi Urie 1998-9-4 98 -261 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
  CHSC74213  Barbarea orthoceras Susi Urie 1998-8-29 98 -162 Placer Lake Tahoe Basin--National Forest. Middle of Page Meadows; about 2 mi west of Lake Tahoe and Sunnyside. Meadow complex. 2115 Comment
  RSA0037368  Barbarea orthoceras George K. Helmkamp, Mary Alice Barnes 2013-5-3 20485 Placer Mosquito Ridge Road, 4.7 miles south of Forest Hill Road, 1.8 mi. east (92 ) of Foresthill 829 Comment
  UC855615  Barbarea orthoceras Marcus E. Jones, A. M. 1882-6-28 2621 Placer Emigrant Gap Comment
  CDA12379  Barbarea vulgaris G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8507 A Placer Lake Tahoe; Upper Ward Valley, 4 m SW Tahoe City. Comment
  SEINET5783763 Image available Barbarea vulgaris Marcus E. Jones 1882-1 2621 Placer Emigrant Gap Comment
  UCSB70080  Bidens frondosa Helmkamp, G.; Helmkamp, E. 2007-9-14 Placer Foothills, northern Sierra Nevada Mountains: along Mosquito Ridge Road 0.4 mile east of Foresthill 942 Comment
  CAS-BOT-BC413045  Bistorta bistortoides Catherine Best 1981-8-1 s.n. Placer Big Meadow, about 3 miles south of French Meadows 1600 Comment
  CHSC79251  Blennosperma nanum Beecher Crampton 1953-2-11 974 Placer 3/4 mile north of Lincoln. Comment
  RSA655456  Blennosperma nanum Beecher Crampton 1953-2-11 974 Placer 3/4 mile north of Lincoln. Comment
  CAS-BOT-BC100273  Blennosperma nanum var. nanum Gordon H. True 1971-4-9 6474 Placer in Valley Grassland, northern limits of Lincoln 48 Comment
  UCD22355  Boechera Rex Palmer 1979-6-21 N 380 Placer Headwaters basin area of the North Fork of the American River. Comment
  CAS-BOT-BC15813  Boechera arcuata Alice Eastwood 1909-1-1 s.n. Placer Lake Tahoe Region. Sunnyside. Comment
  CAS-BOT-BC14404  Boechera platysperma A. A. Heller 1903-7-20 6975 Placer Donner Pass. 2133 Comment
  CAS-BOT-BC14480  Boechera platysperma John H. Thomas; Hazelle A. Thomas 1956-7-21 6160 Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento. 2377 Comment
  JEPS53132  Boechera platysperma C. F. Sonne Aug 1888 416 Placer Truckee River Sierra Nevada Mountains Comment
  JEPS72282  Boechera platysperma Gladys L. Smith and Betsy Wilson 1972-4-27 3132 Placer Ward Peak summit area Ward Peak 2632 Comment
  UCD22333  Boechera platysperma Beth Lowe Corbin 1982-8-4 242 Placer 1 1/2 mile N of Onion Creek Campground. E facing slope, 50% inclination. Unocommon. Full sun. In rocky and fine, sandy, granitic soil of loose talus slope in white fir forest. 2255 Comment
  JEPS72035  Boechera rectissima Gladys L. Smith 1972-6-20 3205 Placer Ward Peak, about terminus of Summit chairlift Ward Peak 2621 Comment
  RSA0049722  Boechera rectissima Dean Wm. Taylor 2013-8-7 21398 Placer Coldstream Valley, headwaters of South Fork Cold Creek, 1889 Comment
  UCD22334  Boechera retrofracta Beth Lowe Corbin 1982-8-2 157 Placer Onion Creek Campground. S facing slope. Partial shade. Uncommon clumps of about 25 plants. In shallow, conifer litter over fine, sandy, granitic soil in mixed evergreen forest. Biennial herb, flowers white. 1841 Comment
  POM92046  Boykinia occidentalis Marcus E. Jones 1882-7-3 s.n. Placer Colfax. Comment
  CDA37232  Brassica campestris CDFA Staff s.n. Placer Nute Ranch, near Nute Road. 0 Comment
  SEINET11195093  Brassica rapa J. Ridley 1959-3-29 4 Placer Open field 1 mile E of Hwy 89, 2 miles N of Roseville. 49 Comment
  SD234284  Brickellia californica G. K. Helmkamp, E. A. Helmkamp 2007-9-14 12961 Placer Foothills, norhtern Sierra Nevada Mountains: along Mosquito Ridge Road 6 miles east of Foresthill. 609 Comment
  SACT000456  Briza minor D. Meyer 1983-5-7 Placer roadside Comment
  UC790972  Briza minor A. A. Beetle 1941-5-26 2711 Placer hillside near Cisco 914 Comment
  HSC24615  Briza minor L. M. Malloy 1965-4-17 39 Placer 1 mi. NE of Lincoln between Hwy. 99 E and Clay-Potter Rd. 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
  UC768439  Brodiaea appendiculata R. F. Hoover 1939-5-10 4089 Placer Lincoln Comment
  RSA670113  Brodiaea coronaria Regina Putman 1997-4-19 5 Placer City of Rocklin, in grassy field N of Toys-R-Us. 70 m W of the end of Five Star Blvd. 67 Comment
  CAS-BOT-BC484263  Brodiaea elegans var. elegans S. P. Rixford 1914-6-22 s.n. Placer Loomis 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
  SACT000387  Bromus carinatus D. Meyer 1984-7-8 Placer very moist streambank, beneath bridge. 1440.0 Comment
  UCD42962  Bromus carinatus C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 331 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  CAS-BOT-BC149518  Bromus carinatus var. carinatus L. S. Smith 1925-6-4 1623 Placer Tahoe Forest. Forest Hills. 762 Comment
  UCD22242  Bromus carinatus var. carinatus Rex Palmer 1979-7-9 N 448 Placer Headwaters basin area of the North Fork of the American River Comment
  UCD59138  Bromus carinatus var. marginatus L. S. Smith 1928-7-15 XSV Placer Squaw Valley. 1828 Comment
  UC1131186  Bromus diandrus G. T. Nordstrom 1934-6-20 124 Placer Tahoe National Forest, at Mammoth Springs Mammoth Springs; Tahoe National Forest, Mammoth Springs 1615 Comment
  UCD58524  Bromus diandrus Al Franklin 1987-5-1 87 -04 Placer 1.6 miles east of I-80 on Forest Hill Rd. Just outside of Auburn. 426 Comment
  SD255609  Bromus hordeaceus George K. Helmkamp, Amy Barnes 2014-3-21 22641 Placer Sacramento Valley: Sherican, Riosa Road at the west side of its junction with old CA-65 (Sheridan 7.5'Q) 32 Comment
  UCD58814  Bromus hordeaceus August L. Hormay 1933-5-24 s.n. Placer West of Auburn. Comment
  SACT000561  Bromus hordeaceus subsp. hordeaceus D. Meyer 1983-4-17 Placer Small drainage ditch, moist sunny exposure 231.648 Comment
  SACT000564  Bromus hordeaceus subsp. hordeaceus D. Meyer 1983-7-3 Placer 1227.3 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
  SACT000599  Bromus laevipes D. Meyer 1984-6-23 Placer 740.0 Comment
  SBBG22700  Bromus laevipes M. S. Walters 1960-6-21 Placer Hwy 89 just S of Tahoe City, 0.3 mi S of Truckee River Bridge Comment
  SACT000645  Bromus madritensis Josephine Van Ess 1977-5-6 Placer collected just inside park, moist ditch bank 176.8 Comment
  SACT000697  Bromus marginatus D. Meyer 1983-7-30 Placer campground along Truckee River 1853.18 Comment
  CAS-BOT-BC162163  Bromus orcuttianus Peter H. Raven 1956-8-4 9999 Placer Sierra Nevada. 1.0 mile from Blue Canyon on road to Emigrant Gap. Comment
  CAS-BOT-BC174234  Bromus orcuttianus G. K. Helmkamp; Amy Barnes 2009-7-12 15177 Placer Sierra Nevada Mountains Foothills: along Foresthill Road, 5.7 miles northeast of the city of Foresthill 1230 Comment
  HSC11184  Bromus orcuttianus A. S. Hitchcock 1913-7-15 863 Placer Trukee Comment
  SACT000616  Bromus orcuttianus D. Meyer 1983-8-20 Placer to summit at first lake, steep ricky trail with moist meadow areas 2000.0 Comment
  SBBG22675  Bromus orcuttianus M. S. Walters 1960-6-22 Placer Hwy 28 at Brockway, Lake Tahoe Comment
  UCD32815  Bromus orcuttianus Beecher Crampton 1964-7-21 7126 Placer Placer County, Blue canyon. 1430 Comment
  UCR215974  Bromus orcuttianus George K. Helmkamp, Amy Barnes 2009-7-12 15177 Placer Sierra Nevada Mountains Foothills, along Foresthill Road, 5.7 miles northeast of the city of Foresthill 1230 Comment
  UCD59244  Bromus orcuttianus L. T. Burcham; H. W. Miller 1962-7-31 s.n. Placer Upper middle fork of the American River. 1828 Comment
  SACT000716  Bromus rubens D. Meyer 1983-4-17 Placer Small drainage ditch moist sunny exposure 231.648 Comment
  SACT000726  Bromus rubens Michael Baad 1983-4-17 Placer descending to North Fork of American River 411.48 Comment
  CDA36983  Bromus tectorum CDFA Staff 1995-5-12 s.n. Placer Dry Creek. 0 Comment
  SACT000768  Bromus tectorum Michael Baad 1977-6-8 Placer Forest Hill and French Meadows roadside in serpentine and chaparral community Comment
  UCD43047  Calamagrostis bolanderi C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-19 416 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  CAS-BOT-BC185439  Calamagrostis breweri A. A. Heller 1903-8-10 7130 Placer Above Donner Pass. 2286 Comment
  SEINET3924020  Calamagrostis breweri A. A. Heller 1903-8-10 7130 Placer Above Donner Pass.; 0 2286 Comment
  CHSC73531  Calamagrostis canadensis L. P. Janeway; Eric Schroder 1998-9-16 6327 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
  UCD43041  Calamagrostis canadensis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-18 410 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  UCD43835  Calamagrostis canadensis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-7 1201 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  UCSB45754  Callitriche marginata Reisentz, Paul 1979-5-11 Placer 1 mile south of Sheridan on Highway 65 Comment
  SJSU8208  Callitriche palustris W. Savage 1968-8-2 563 Placer 200 yards E of L Van Norden Comment
  CDA37824  Calocedrus decurrens D. G. Kelch 2011-10-3 11 .821 Placer Tahoe City. Granlibakken Resort. 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
  UCD139447  Calochortus albus A. S. Crafts 1926-5-1 797 Placer American River Canyon. Comment
  UCD14315  Calochortus albus Gregory Brickner 1984-5-19 33 Placer 10 miles south of Auburn on Highway 49. 167 Comment
  UCD164643  Calochortus albus Brandi Sorensen 1995-5-12 7 Placer 3.5 kilometers north of Auburn. 2.4 kilometers west of Interstate 80. Comment
  UCD40936  Calochortus albus Sook Hong 1989-5-20 16 Placer 5-10 miles east of Auburn on Forest Hill Road. 652 Comment
  UC198915  Calochortus albus C. F. Sonne 1891-5-17 Placer between Auburn and Newcastle Comment
  UC3363  Calochortus albus C. F. Sonne 1891-5-17 7 Placer Auburn to Newcastle; Sierra Nevada Mountains Comment
  JEPS111213  Calochortus leichtlinii Steve Matson 2005-7-4 1376 Placer Martis Valley, southeast of Truckee, National Recreation Area, south of Highway 267 and south of Martis Creek and west of Northstar subdivision; 39.2872 N, 120.1382 W: elevation 5,900 ft. 1798 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
  SEINET3885470  Calochortus leichtlinii K. Thorne, J. Chandler 1987-6-26 5427 Placer Ca Hwy 267, 3.2 mi south of Brockway Summit.; 0 Comment
  SJSU9954  Calochortus minimus R. L. Fisher 1959-6-26 Placer Yuba Gap, Highway 40 1676 Comment
  CAS-BOT-BC483465  Calochortus minimus John Thomas Howell 1925-6-28 1238 Placer Near Velma Lakes on trail to Eagle Lake, Lake Tahoe region Comment
  CAS-BOT-BC483471  Calochortus minimus H. D. Ripley; R. C. Barneby 1948-7-13 9835 Placer Yuba Gap, Placer-Nevada Co. line 1828 Comment
  CAS-BOT-BC493408  Calochortus monophyllus Mrs. H. M. Mitchell 1923-4-26 s.n. Placer Gold Run Comment
  SEINET3992420  Calochortus superbus C. L. Hitchcock 1940-5-15 6409 Placer 6 miles north of Colfax Comment
  UC194211  Calycadenia multiglandulosa John H. Redfield 1892-8-7 179 Placer Dutch Flat Sierra Nevada, Dutch Flat Comment
  UC1876157  Calycadenia multiglandulosa Gerald D. Carr 1971-8-15 634 Placer 4.1 mi N of Auburn on Hwy 49. 426 Comment
  UC1137574  Calycadenia truncata B. Bolt 1934-7-22 158 Placer ridge 1/2 mi s Chicken Hawk; Tahoe National Forest, Colfax 1310 Comment
  CAS-BOT-BC275403  Calycadenia truncata var. truncata D. L. Smith; G. L Smith 1976-7-4 C 7688 Placer SE side of Ralston Ridge 1554 Comment
  UCD100347  Calyptridium monospermum Eric Brenner; John Hunter 1996-5-26 023 Placer Tahoe National Forest, Mosquito Ridge Rd. 1080 Comment
  UCD100379  Calyptridium monospermum D. Sanchez-Mata 1997-8-9 s.n. Placer Blue Canyon Road near Blue Canyon, Tahoe National Forest. 1500 Comment
  CAS-BOT-BC32900  Calyptridium nudum Charles Frederick Sonne 1885-7-12 39 Placer Sierra Nevada Mts. 2438 Comment
  SBBG69695  Calyptridium umbellatum A. A. Heller 1927-8-16 14448 Placer near summit of Donner Pass Comment
  UCR189640  Calyptridium umbellatum George K. Helmkamp, E. A. Helmkamp 2007-7-27 12635 Placer Northern Sierra Nevada Mountains, Southeast end of Cisco Grove; along local road just before it passes under Interstate-80 1744 Comment
  UCD126144  Calystegia occidentalis D. H. Hartmann 1941-6-8 s.n. Placer E. of Auburn, along U.S. #40. 914 Comment
  JEPS31609  Calystegia occidentalis subsp. occidentalis W. H. Shockley June 1886 Placer Auburn Comment
  CAS-BOT-BC36997  Camelina microcarpa M. S. Jussel 1928-6-25 s.n. Placer Tahoe City. Comment
  SEINET10462874  Campanula prenanthoides Carpenter Carpenter s.n. Placer Comment
  SEINET10873262  Campanula prenanthoides Munns 1922-6-27 MUNNS 205 Placer Pilot Creek 1585 Comment
  SEINET10939005  Campanula prenanthoides Rimo Bacigalupi 1952-7-19 Bacigalupi 3863 Placer Near site of Monona Flat, ridge between Indian Creek and North Fork of the American River, about 2.5 miles east of Iowa Hill 991 Comment
  UC186790  Cardamine breweri C. F. Sonne 1888-1 Placer Truckee Comment
  CHSC74210  Cardamine breweri var. breweri Susi Urie; Eric Schroder 1998-9-12 98 -360 Placer Lake Tahoe Basin--National Forest. Meadow complex on south side of Ward Creek about 1.6 mi west of Lake Tahoe and Sunnyside. 1987 Comment
  CDA12415  Cardamine cordifolia var. lyallii G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8543 Ab Placer Lake Tahoe; N side of upper Ward Valley, 4 mi SW of Tahoe City. Comment
  UC170121  Cardamine cordifolia var. lyallii Miss Helen D. Geis 1912-6 65 Placer Deer Park Comment
  SEINET5341061  Cardamine integrifolia var. integrifolia M. Humphreys 1950-4-1 2 Placer Growing in very wet soil, 6 miles west of Baxters on south side of highway 40. 853 Comment
  CDA13670  Carex G. F. Hrusa, J. Glazner 1997-8-3 14030 Placer Sierra Nevada; Corner of Hwy 89 & Squaw Valley Rd. Comment
  SD123688  Carex Robert T. Clausen, Harold Trapido 1940-7-13 4894 Placer Sierra Nevada Mountains; Lake Tahoe Basin; rich woods along Ward Creek; 2 miles west of Lake Tahoe. 1905 Comment
  UCD18263  Carex E. A. Dean; N. Wymer, T. and M. Starbuck 1998-8-15 475 Placer NW shore of Lake Tahoe, W of Hwy 89, S of Donner Lake, upper slopes and meadows of Squaw Valley Ski Resort. 2499 Comment
  UCD21845  Carex Beth Lowe Corbin 1982-8-3 178 Placer Onion Creek campground. In fine, sandy, granitic soil of open meadow near creek. Perennial, forming large clumps. Inflorescence brown. Mostly sun. Common. Southwest facing slope. 1841 Comment
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Feb 2 2007
  UCD44540  Carex C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1906 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  RSA0115164  Carex angustata Lyman Benson 1942-7-2 11266 Placer Highway junction 1 mile west of Truckee. Mt. Range: Sierra Nevada. Comment
  CDA15662  Carex athrostachya G. F. Hrusa, J. Glazner 1999-7-18 15204 Placer Lake Tahoe; Wooded slopes betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1889 Comment
  CAS-BOT-BC19397  Carex bolanderi Saichi Kawahara 1969-5-25 892 Placer Mel Henderson Ranch, Indian Creek. North of old cabin. 999 Comment
  POM80460  Carex bolanderi Marcus E. Jones 1882-6-29 s.n. Placer Emigrant Gap. Comment
  CAS-BOT-BC20582  Carex douglasii W. R. Dudley 1893-6-7 s.n. Placer By railroad west of Truckee. Comment
  RSA70693  Carex exserta L. S. Rose 1940-6-1 40474 Placer Truckee River, 3 miles NW of Tahoe City. 1890 Comment
  UC825102  Carex filifolia var. erostrata Marcus E. Jones, A. M. 1882-6-28 2908 Placer Emigrant Gap Comment
  UCD21842  Carex filifolia var. erostrata Rex Palmer 1979-7-19 N 235 Placer Headwaters basin area of the North Fork of the American River Comment
  CAS-BOT-BC20679  Carex fracta John Thomas Howell 1943-7-21 18647 Placer Donner Pass to Mt. Lincoln. Comment
  CAS-BOT-BC20689  Carex fracta Saichi Kawahara 1969-5-25 1004 Placer Mel Henderson Ranch, Indian Creek. 987 Comment
  CDA33075  Carex fracta T. C. Fuller 1964-9-1 12571 Placer Sierra Nevada; North of freeway, Interstate 80 from Donner Summit, just east of Hampshire Rocks. Comment
  SEINET5786597 Image available Carex hoodii Marcus E. Jones 1882-1 3532 Placer Emigrant Gap Comment
  UCD43114  Carex hoodii C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-19 482 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  SEINET7562376 Image available Carex infirminervia Unknown 2003-8-23 7964 Placer Homewood 7.5' Quad. Northern High Sierra Nevada. Upper end of large meadow along Barker Creek just upstream from the confluence of the creek out of Bear Lake, 3.1 km south-southwest of Barker Pass. 2106 Comment
  SEINET5332347 Image available Carex integra A. A. Heller 2009-7-16 9841 Placer Summit 2134 Comment
  CAS-BOT-BC35550  Carex jonesii John Thomas Howell 1938-8-2 14000 Placer 5 miles north of Brockway Comment
  CHSC73097  Carex lenticularis var. lipocarpa L. P. Janeway 1998-8-6 5979 Placer Lake Tahoe Basin Management Unit -- National Forest. North side of Blackwood Creek, 1.7 mi west of Lake Tahoe. 1938 Comment
  CAS-BOT-BC31491  Carex leptopoda W. R. Dudley 1909-8-13 s.n. Placer Little Fork Pond, Dutch Flat. Comment
  CAS-BOT-BC31605  Carex luzulina var. ablata John Thomas Howell 1938-8-2 14003 Placer 5 miles N of Brockway. Comment
  UCD43337  Carex luzulina var. luzulina C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-12 705 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  CAS-BOT-BC31695  Carex mariposana John Thomas Howell 1943-7-26 18852 Placer Sugar Bowl NW of Mt. Lincoln Comment
  CHSC74135  Carex microptera Susi Urie 1998-8-28 98 -142 Placer Lake Tahor Basin Management Unit -- National Forest. Middle of Page Meadows; about 2 miles west of Lake Tahoe and Sunnyside. 2115 Comment
  UCD43304  Carex microptera C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-12 672 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  UCD75672  Carex microptera Jennifer W. Burt; Kate Mawdsley, Belinda Lo 2006-7-25 252 Placer Sugarbowl active ski area, off Hwy 80 near Soda Springs - collected from center of 'Trailblazer' ski run. 2156 Comment
  CAS-BOT-BC32062  Carex multicaulis Saichi Kawahara 1969-5-24 877 Placer Mineshaft E of old cabin E bank of Indian Creek, Mel Henderson Ranch. 1002 Comment
  UCD42934  Carex multicostata C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 303 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  UCD42976  Carex multicostata C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 345 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 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
  CHSC74299  Carex nebrascensis Susi Urie 1998-9-3 98 -235 Placer Lake Tahoe Basin. Meadow along the un-named creek along the northeast side of Tahoe Vista; about 0.5 mi north of Lake Tahoe. 1914 Comment
  CHSC74450  Carex nebrascensis Susi Urie 1998-8-27 98 -121 Placer Middle of Page Meadows; about 2 mi west of Lake Tahoe and Sunnyside. 2121 Comment
  RSA122448  Carex nebrascensis H. S. Yates 1936-8-9 5994 Placer 2 miles southwest of Martis Peak. 2287 Comment
  UCD75964  Carex nebrascensis Ellen Dean, M. Starbuck,; M. Bibbo, J. Poloske 2008-7-20 5238 Placer Donner State Park, newly acquired lands to the SW of Donner Lake. Area south of southern Pacific RR tracks, just south of Lakeview Canyon and north of Emigrant Canyon. 2099 Comment
  CAS-BOT-BC119690  Carex nervina Marcus E. Jones 1882-7-1 3533 Placer Emigrant Gap. Comment
  UCD42885  Carex nervina C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 252 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  SD167386  Carex obnupta Darley F. Howe 1951-5-2 Placer 456 Comment
  CHSC84701  Carex scopulorum var. bracteosa L. P. Janeway; B. Castro 2003-8-24 7969 Placer Northern High Sierra Nevada. Small meadow 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
  UCD77471  Carex serratodens Robert E. Preston 2002-6-14 1818 Placer Auburn, along Dry Creek Rd, ca. 0.8 mi e of its jct with Hwy 49. 440 Comment
  RSA20148  Carex stipata Alice Eastwood, John Thomas Howell 1937-5-8 4361 Placer Between Newcastle and Penryn. Comment
  CAS-BOT-BC116993  Carex straminiformis John Thomas Howell 1943-7-21 18667 Placer Mt. Lincoln Comment
  SEINET10749869  Carex straminiformis A. Arthur Heller 1917-8-14 Heller 12927 Placer Mt. Lincoln south of Summit valley, elevation about 8200 feet on a steep gravelly slope, with a few scattered trees of Hesperopeuce Mertensiana near the crest. Comment
  SEINET8121929 Image available Carex straminiformis A. A. Heller 1917-8-14 12927 Placer Mount Lincoln S of Summit Valley Comment
  CHSC68064  Carex subfusca James D. Jokerst 1986-7-12 2693 Placer Trail from The Cedars, high Sierra Nevada SW of Donner Lake, S side of river along trail from Chickerings home upstream to Blue and Gold Meadow. Comment
  CHSC73339  Carex subfusca L. P. Janeway; Eric Schroder 1998-9-16 6337 Placer Lake Tahoe Basin Management Unit. 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
  UC1748361  Carex subfusca Susi Urie 1998-8-11 98 -13 Placer about 2 mi W of Lake Tahoe and Sunnyside (about 0.5 mi N of Ward Creek, along a small tributary) 2097 Comment
  UCD44466  Carex subfusca C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1832 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  CHSC74314  Carex utriculata Susi Urie; Eric Schroder 1998-9-12 98 -358 Placer Lake Tahoe Basin Management Unit. Meadow complex on south side of Ward Creek about 1.6 mi west of Lake Tahoe and Sunnyside. 1987 Comment
  JEPS63520  Carex utriculata W. L. Jepson 1934-8-7 16881 Placer near Squaw Creek; Truckee River Comment
  UCD75769  Carex vesicaria Ellen Dean; M. Bibbo, J. Poloske, M. Starbuck 2008-7-20 5241 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, area south of the Southern Pacific RR tracks, just south of Lakeview Canyon and north of Emigrant Canyon. 2099 Comment
  CAS-BOT-BC114926  Carex whitneyi Alice Eastwood 1912-6-15 474 Placer Deer Park, Lake Tahoe Region Comment
  UC1133488  Carex whitneyi N. French 1934-7-21 432 Placer nw end Kid Lake; Tahoe National Forest, Truckee Quadrangle Comment
  UCD74114  Carex whitneyi Jennifer W. Burt 2006-7-1 168 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. 2066 Comment
  UC21989  Cassiope mertensiana subsp. californica A. M. Carpenter Aug 1892 Placer Sierra Nevada Mts. Comment
  JEPS88816  Castilleja affinis subsp. affinis T. I. and F. M. Chuang 1991-6-29 7838 Placer Gold Run 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
  RSA463234  Castilleja applegatei subsp. pinetorum J. H. Nishida 1985-7-10 771 Placer Homewood. 1829 Comment
  RSA569210  Castilleja applegatei subsp. pinetorum Bonnie C. Templeton 1931-7-5 1509 Placer Near Meek's Bay, Lake Tahoe. 2280 Comment
  CDA36915  Castilleja attenuata CDFA Staff s.n. Placer Pino Ranch, near Newcastle. 0 Comment
  UCR208577  Castilleja attenuata George K. Helmkamp, E. A. Helmkamp 2009-5-7 14623 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
  CHSC25119  Castilleja exserta G. G. Poulsen Jr. 1971-3-29 3 Placer Ca. 4 mi e of Lincoln on Lincoln Newcastle Rd; ca. s on Clark Tunnel Rd. 1.4 mi. Penryn. 274 Comment
  RSA448749  Castilleja miniata Bonnie C. Templeton 1931-7-5 1509 Placer Near Meek's Bay, Lake Tahoe. 2280 Comment
  CHSC74268  Castilleja miniata subsp. miniata Susi Urie 1998-9-2 98 -219 Placer Large meadow below Hwy 28, between the highway and Lake Forest Road; about 0.2 mi north of Lake Tahoe. 1908 Comment
  CHSC74270  Castilleja miniata subsp. miniata Susi Urie 1998-9-2 98 -209 Placer Large meadow below Hwy 28, between the highway and Lake Forest Road; about 0.2 mi north of Lake Tahoe. 1908 Comment
  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
  JEPS86492  Castilleja nana L. R. Heckard with J. Hickman and Alice Howard 1986-7-27 6574 Placer ca 5 mi se Donner Lake (Sherman Chickering's Soda Springs holdings, Chickering houses); Sherman Chickering's Soda Springs 2377 Comment
  SEINET14151850  Castilleja nana M. J. Williams 1985-7-13 85- 62 -1 Placer Sierra Nevada, near summit of old Donner Highway, near the beginning of the Pacific Crest Trail. 2152 Comment
  UC1142657  Castilleja nana N. French 1934-6-22 465 Placer Serena Lake; Tahoe National Forest, Truckee Quad. 2103 Comment
  HSC30730  Castilleja pruinosa Thomas W. Nelson, James Nelson 1974-6-17 1365 Placer Beside Hwy. 80 at its intersection with Blue Canyon Rd., 9 mi. W of the Placer/Nevada Co. line Comment
  JEPS103926  Castilleja pruinosa T. I. and F. M. Chuang 1991-6-29 7841 Placer Sugar Pine Reservoir Dam. Comment
  UCR241344  Castilleja subinclusa George K. Helmkamp, Mary Alice Barnes, E. A. Helmkamp 2012-9-8 19825 Placer Northern Sierra Nevada Mountains, along Forest Hill Road, 0.5 mile north of Robinson Flat Campground, c. 26 miles NE of Foresthill, Tahoe National Forest 2043 Comment
  CDA15979  Castilleja tenuis G. F. Hrusa, J. Glazner 1999-7-17 15161 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  UCD162560  Castilleja tenuis Steve Matson 1999-7-28 354 Placer nSNH; Tahoe north shore; Snow Creek watershed, Tahoe Vista/Kings Beach; dry meadow east of main bog. 1920 Comment
  UCD162617  Castilleja tenuis Steve Matson 1998-6-21 257 Placer nSNH; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; 300 meters north of Highway 267. 1780 Comment
  SFV17283  Castilleja tenuis J. H. Nishida 1994-7-3 Placer Sierra Nevada Tahoe City, rocky shore, Blue Water. Comment
  UCD162758  Ceanothus arcuatus Dylan O. Burge; J. Bisbee 2014-5-25 1637 Placer Soda Springs Road. 2009 Comment
  CAS-BOT-BC47851  Ceanothus cordulatus John H. and Hazelle A. Thomas 1956-7-21 6197 Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento. 2377 Comment
  CAS-BOT-BC47858  Ceanothus cordulatus Alice Eastwood 1909-1-1 s.n. Placer Sunnyside Comment
  CAS-BOT-BC47892  Ceanothus cordulatus L. S. Rose 1941-7-14 41315 Placer Chambers Lodge (McKinney), Lake Tahoe 1900 Comment
  CAS-BOT-BC48711  Ceanothus cordulatus Elizabeth Parsons Hawver s.n. Placer Lake Tahoe Region Comment
  UC1070954  Ceanothus cordulatus N. French 1933-9-14 98 Placer Greek Store Colfax quad, Tahoe National Forest 1676 Comment
  UC496450  Ceanothus cordulatus Merle Randall 1930-6-26 Placer 3/8 mi from top Hawley Grade; Lake Tahoe Region Comment
  UC79938  Ceanothus cordulatus Katharine Brandegee July 1889 67 Placer Blue Canyon Comment
  UCD22198  Ceanothus cordulatus Beth Lowe Corbin 1982-8-2 149 Placer Onion Creek Campground. S facing slope, 25% incline. Partial sun. Dominant shrub, fairly abundant. In open area between trees, in mixed conifer forest, on fine, sandy, granitic soil. Spiny shrub 1 m tall, with smooth, grey bark. 1841 Comment
  UCD22208  Ceanothus cordulatus Rex Palmer 1979-5-26 N 40 Placer Headwaters basin area of the North Fork of the American River 1889 Comment
  SEINET13945797 Image available Ceanothus cordulatus L. S. Rose 1941-1 41315 Placer Chambers Lodge (McKinney), Lake Tahoe Alt. ca 1900 m. 1900 Comment
  CAS-BOT-BC49030  Ceanothus cuneatus Daniel I. Axelrod 1983-9-18 E- 4 Placer Just south of Nevada/Placer county border, by roadside on upper south slope of low ridge, ca. 50 feet from summit, Comment
  SACT002905  Ceanothus cuneatus Michael Baad 1977-6-3 Placer Collected 1.2 mile west of camp. In serpentine outcrop with Jeffery pine. 1219.2 Comment
  SEINET5339262  Ceanothus cuneatus H. Holbo 1961-3-31 s.n. Placer N. fork American River 610 Comment
  UCR188843  Ceanothus cuneatus subsp. cuneatus George K. Helmkamp, E. A. Helmkamp 2007-3-25 11714 Placer Foothills, Northern Sierra Nevada Mountains, Forest Hill Road at the junction with the unnamed road to Lake Clementine 457 Comment
  UCD112105  Ceanothus cuneatus var. cuneatus G. K. Helmkamp; E. A. Helmkamp 2007-3-25 11714 Placer Northern Sierra Nevada Mountains; Forest Hill Road at the junction with unnamed road to Lake Clementine. 457 Comment
  CAS-BOT-BC50753  Ceanothus integerrimus H. E. McMinn 1926-5-28 1741 Placer 10 miles N.W. of Auburn, along highway from Auburn to Grass Valley Comment
  HSC83333  Ceanothus integerrimus Keith G. Weinstock 1975-5-24 27 Placer Auburn-Forest Hill Rd. and Spring Garden Rd. intersection, 5 mi W of Forest Hill Comment
  RSA782547  Ceanothus integerrimus George K. Helmkamp, Amy Barnes 2009-7-12 15184 Placer Along Foresthill Road 10.3 miles northeast of the town of Foresthill 1370 Comment
  UC1070714  Ceanothus integerrimus J. E. Sowder, R. W. Lundh 1933-5-15 29 Placer n slope of Colfax Hill Colfax quad. 822 Comment
  UC1602376  Ceanothus integerrimus Katharine Brandegee 1889-7-7 Placer Blue Canyon Comment
  UCD111956  Ceanothus integerrimus Eric Brenner; John Hunter 1996-5-26 026 Placer Tahoe National Forest, Mosquito Ridge Rd. 1280 Comment
  UCD111987  Ceanothus integerrimus K. O'Keefe 1995-6-4 s.n. Placer Along Forest Hill Road, 4 miles east of Forest Hill (town). 900 Comment
  UCD21954  Ceanothus integerrimus Brian Vanden Heuvel 2002-7-3 159 Placer Tahoe National Forest. 1.2 road miles WSW of Foresthill on Forest Service Road 96. Large population on north side of road on steep hillside. Comment
  UCD22212  Ceanothus integerrimus Rex Palmer 1979-6-21 N 392 Placer Headwaters basin area of the North Fork of the American River Comment
  UCR190845  Ceanothus integerrimus George K. Helmkamp, E. A. Helmkamp 2007-5-23 12066 Placer Northern Sierra Nevada Mountains, Sugar Pine road, 0.2 mile northwest of Forest Hill Road 1360 Comment
  SEINET5339325  Ceanothus integerrimus T. Weaver 1974-9-22 s.n. Placer 10 miles west of Kyburz, Hgy 10 1219 Comment
  POM260168  Ceanothus integerrimus var. californicus C. L. Hitchcock 1940-5-7 6354 Placer 1 mile west of Baxter. Comment
  SACT002935  Ceanothus integerrimus var. californicus Josephine Van Ess 1979-5-9 Placer Collected below railroad bridge near highway 49, beside American River. Rocky, sunny river bank, near stream. Comment
  CAS-BOT-BC51037  Ceanothus integerrimus var. macrothyrsus A. A. Heller 1917-6-16 12679 Placer near Dutch Flat 914 Comment
  UCD164638  Ceanothus oliganthus Brandi Sorensen 1995-6-1 23 Placer .73 kilometers northwest of Colfax. 671 Comment
  CAS-BOT-BC63360  Ceanothus prostratus W. R. Dudley 1909-8-20 s.n. Placer Dutch Flat. Comment
  CAS-BOT-BC63393  Ceanothus prostratus G. K. Helmkamp; E. A. Helmkamp 2007-5-23 12054 Placer Northern Sierra Nevada Mountains: along Forest Hill Rd., 11.1 mi. ne. of Foresthill (Westville 7.5'). 1463 Comment
  CAS-BOT-BC63395  Ceanothus prostratus M. S. Jussel 1928-6-25 s.n. Placer Tahoe City near school. Comment
  UCD162753  Ceanothus prostratus Dylan O. Burge; J. Bisbee 2014-5-25 1632 Placer Bear River watershed, roadside on California State Route 20. 1340 Comment
  UCR270695  Ceanothus prostratus John F. Emmel 1998-7-9 1573 Placer Sierra Nevada Mountains, Donner Pass area, south peak of Mt. Judah 2513 Comment
  POM85944  Ceanothus tomentosus Marcus E. Jones 1882-7-4 s.n. Placer Colfax Comment
  RSA790859  Ceanothus tomentosus George K. Helmkamp, E. A. Helmkamp 2012-5-11 18946 Placer Finning Mill Road, 1.2 mi north of its junction with Forest Hill Road. 1104 Comment
  SEINET3828341  Ceanothus tomentosus George K. Helmcamp, E. A. Helmkamp 2012-1 18946 Placer Northern Sierra Nevada Mountians Foothills: Finning Mill Road, 1.2 miles north of its junction with Forest Hill Road, 7.5'. 1103 Comment
  UC1071435  Ceanothus tomentosus B. Bolt 1934-7-4 79 Placer Sawtooth Ridge Tahoe National Forest, Colfax Quadrangle Comment
  UC1071486  Ceanothus velutinus R. Wilson 1934-9-19 75 Placer Squaw Creek Tahoe National Forest, Truckee Quadrangle, Squaw Creek Comment
  CAS-BOT-BC52403  Ceanothus velutinus var. velutinus Dr. W. B. Stephens 1922-7-7 s.n. Placer South of Salmon Lake, crest of ridge Comment
  CDA484  Cedrus deodara T. C. Fuller 1975-9-5 20100 Placer Colfax, N side of town; State Hwy. Maintenance Yard, between old Hwy. 40 & I-80. 0 Comment
  CDA15292  Centaurea diffusa R. O'Connell, R. Kerr 1998-10-21 1142328 Placer Sierra Nevada; on I-80 0.25 mi. E of Cisco Grove exit. 0 Comment
  SEINET2441556  Centaurea maculosa George K. Helmkamp, E. A. Helmkamp 2009-8-12 15421 Placer Sierra Nevada Mountains: Forest Hill road, 14.0 miles northeast of the city of Foresthill (Westville 7.5' Q.). 1564 Comment
  SD243075  Centaurea stoebe subsp. micranthos George K. Helmkamp, E. A. Helmkamp 2011-8-26 18159 Placer Northern Sierra Nevada Mountains Foothills: Forest Hill Road, 3.5 miles east of its junction with Mesquite Road in the city of Foresthill (Michigan Bluff 7.5'Q) 1402 Comment
  UC1980588  Centaurium tenuiflorum C. Rose Broome 1978-8-2 2308 Placer 2.1 mi S of Old Auburn on Auburn-Folsom Highway. Comment
  CAS-BOT-BC288619  Centromadia fitchii J. Clausen 1932-9-16 650 Placer 2.5 miles from Auburn on the Sacramento Rd Comment
  SD50717  Centromadia fitchii Darley F. Howe 1959-8-1 2770 Placer 2.0 miles north of Auburn. 455 Comment
  CAS-BOT-BC222947  Cephalanthus occidentalis Carl B. Wolf 1930-10-11 1734 Placer Along Auburn Ravine, 2 miles below Auburn 365 Comment
  JEPS127490  Cerastium fontanum subsp. vulgare Steve Matson 2002-7-9 477 Placer nSNH: Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; north of Highway 267, along east Martis Creek. Comment
  CAS-BOT-BC388353  Cerastium glomeratum Alice Eastwood 1909-1-1 203 Placer Lake Tahoe Region. Sunnyside Comment
  CAS-BOT-BC207588  Cercis occidentalis C. L. Hitchcock 1940-5-14 6411 Placer Meier Ranch, ca. 6 miles north of Colfax 762 Comment
  UC863549  Cercis occidentalis Marcus E. Jones, A. M. 1882-7-4 3572 Placer Colfax Comment
  UCD159478  Chaenactis douglasii D. S. Park 2010-8-21 231 Placer Off Hampshire Rocks Rd. Shaded understory. Not adundant. Few individuals near dried creek bed. 1806 Comment
  CAS-BOT-BC276716  Chaenactis douglasii var. douglasii Alice Eastwood 1909-1-1 149 Placer Sand Harbor, Lake Tahoe Region Comment
  CAS-BOT-BC283970  Chaenactis glabriuscula var. glabriuscula L. S. Smith 1925-6-6 1631 Placer Colfax - Foresthill Road 518 Comment
  RSA189447  Chamaebatia foliolosa L. S. Rose 1967-6-14 67133 Placer Grass Valley, Condon Park. 732 Comment
  RSA451328  Chamaebatia foliolosa Wm. Martin 1971-9-10 20248 Placer 1 mile north of Gold Run on Hwy. 80 991 Comment
  UC329996  Chamaebatia foliolosa unknown May 1889 Placer Blue Canyon Comment
  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
  UCR226131  Chamaesaracha nana Ellen Dean, Mark Bibbo, J. Poloske, M. Starbuck, K. F. Mawdsley 2008-7-20 5256 Placer Donner State Park, newly acquired lands to the southwest of Donner Lake, along road paralleling Southern Pacific RR tracks, just south of Lakeview Canyon and north of Emigrant Canyon, near RR tunnel 2064 Comment
  UCR233401  Chamaesaracha nana George K. Helmkamp, E. A. Helmkamp 2011-8-26 18185 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
  SEINET12194045  Chamerion angustifolium J. H. Nishida 1985-1 779 Placer Homewood 1829 Comment
  CHSC74105  Chamerion angustifolium subsp. circumvagum Susi Urie 1998-8-13 98 -027 Placer Lake Tahoe Basin--National Forest. Meadow along the south side of Ward Creek, about 1.5 mi west of Lake Tahoe and Sunnyside. 2097 Comment
  CAS-BOT-BC69457  Cheilanthes cooperae M. E. Parsons 1912-8-1 s.n. Placer Near Summit. Comment
  CAS-BOT-BC70197  Cheilanthes gracillima Parish 1906-7-15 7143 Placer About Lake Tahoe 2438 Comment
  UCD23228  Cheilanthes gracillima Beth Lowe Corbin 1982-8-9 287 Placer 2/3 mile southwest of Onion Creek campground. 1767 Comment
  CAS-BOT-BC451414  Chimaphila menziesii Vincent Jones 1919-7-7 s.n. Placer Ridge above Bear Valley Comment
  UCD75691  Chimaphila menziesii Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5140 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
  UCR233238  Chlorogalum pomeridianum var. pomeridianum George K. Helmkamp, E. A. Helmkamp 2011-7-9 17694 Placer Northern Sierra Nevada Mountains Foothills, Foresthill Road, 1.2 miles northeast of the city of Foresthill 1043 Comment
  CDA37235  Chondrilla juncea CDFA Staff s.n. Placer Nute Ranch, near Nute Road. 0 Comment
  UCD130415  Chondrilla juncea John Thomas Howell 1966-7-29 42033 Placer 1 mile northeast of Loomis. Sierra Nevada, CA. 121 Comment
  UCD159460  Chondrilla juncea D. S. Park 2010-8-11 214 Placer East of Lincoln. All along Hwy 193. Abundant. 86 Comment
  UCR176255  Chondrilla juncea George K. Helmkamp, E. A. Helmkamp 2006-8-11 11206 Placer Northern Sierra Nevada Mtns foothills, along connecting road joining Forest Hill Rd. with the Calif. Hwy 49 crossing of American River 396 Comment
  CDA7384  Chondrilla juncea T. C. Fuller 1967-5-3 15764 Placer Southeast corner of overpass of Interstate 80. Penryn 0 Comment
  UCR194954  Chorizanthe membranacea George K. Helmkamp, E. A. Helmkamp 2007-5-18 12038 Placer Northern Sierra Nevada Mountains Foothills, along the connection road from CA-49 to Forest Hill Road; 1.1 miles east of the crossing of the junction of the North and West Forks of the American River 229 Comment
  OBI14341  Chrysolepis sempervirens Robert F. Hoover 1967-9-5 10823 Placer Carnelian Bay, Lake Tahoe Comment
  SD243150  Chrysolepis sempervirens George K. Helmkamp, E. A. Helmkamp 2010-8-14 16768 A Placer Northern Sierra Nevada Mountains:Deadwood Riad, 1.2 miles south of its junction with Forest Hill Road (Westville 7.5'Q) 1563 Comment
  UCD110125  Chrysolepis sempervirens Beecher Crampton 1972-9-28 8883 Placer ca. 1 mile east of Baxter. Comment
  UCR200872  Chrysolepis sempervirens George K. Helmkamp, E. A. Helmkamp 2008-9-15 14112 Placer Northern Sierra Nevada Mountains, Forestry route 43, 0.3 mile southeast of the east end of Foresthill Road at the junction to Soda Springs, junction is 27 miles northeast of Forest Hill City 2061 Comment
  CAS-BOT-BC190018  Cinna latifolia 1898-8-8 s.n. Placer Summit, Sierra Nevada. 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
  SEINET7451074 Image available Cirsium andersonii P. A. Lehenbauer 1933-8-6 3177 Placer Lake Tahoe near Homewood Comment
  CDA32835  Cirsium douglasii CDFA Staff Placer Rocklin: Sierra College Blvd. 0 Comment
  CHSC40963  Cirsium occidentale var. venustum J. D. Jokerst 1984-6-1 2056 Placer North of Long Canyon Cr. NE of Ramesy Crossing. Comment
  CAS-BOT-BC286266  Cirsium scariosum Lewis S. Rose 1944-7-26 44286 Placer Truckee River, 7 mi. n. of Lake Tahoe 1798 Comment
  SEINET7836840 Image available Cirsium scariosum A. A. Heller, P. B. Kennedy 1907-7-3 8692 Placer Red Clover Valley Comment
  UC64887  Cirsium scariosum var. americanum Miss Katherine Chandler 1904-1-1 Placer Tahoe Tahoe Comment
  CAS-BOT-BC439024  Cistanthe monosperma Alice Eastwood 1903-1-1 73 Placer Lake Tahoe Region. Sunnyside Comment
  CAS-BOT-BC228889  Cistanthe umbellata John H. Thomas; Hazelle A. Thomas 1956-7-21 6157 Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento 2377 Comment
  SBBG120611  Clarkia biloba G. K. Helmkamp with E. A. Helmkamp 2006-6-14 10708 Placer 0.2 mi N of Forest Hill Rd on unnamed rd to Lake Clementine (general area NE of Auburn on Forest Hill Divide) 488 Comment
  UCR218115  Clarkia biloba subsp. brandegeeae George K. Helmkamp, E. A. Helmkamp 2010-6-26 16379 Placer Sierra Nevada Mountains Foothills, junction of Canyon Way and Yankee Jim's Road, east of I-80 between Weimar and Colfax 616 Comment
  UCR218238  Clarkia biloba subsp. brandegeeae George K. Helmkamp, Mary Alice Barnes & Mary Jane Ganibe 2010-7-2 16441 Placer Sierra Nevada Mountains Foothills, Iowa Hill Road, 1.3 miles SE of its junction with Canyon Way in Colfax 418 Comment
  UCR218240  Clarkia biloba subsp. brandegeeae George K. Helmkamp, Mary Alice Barnes & Mary Jane Ganibe 2010-7-2 16438 Placer Sierra Nevada Mountains Foothills, Iowa Hill Road, 1.9 miles southeast of its junction with Canyon Way in Colfax 415 Comment
  UCD104053  Clarkia dudleyana Julie Combs 1994-5-14 25 Placer 1/2 mile E of Robie St. along hiking trail. 274 Comment
  POM264676  Clarkia purpurea subsp. purpurea Lincoln Constance 1941-5-28 2821 Placer 2 miles north of Lincoln, Sacramento Valley. 61 Comment
  UC217471  Clarkia purpurea subsp. purpurea H. M. Hall 1917-3-9 10291 Placer just above Lincoln; Sacramento Valley Comment
  UC660017  Clarkia purpurea subsp. quadrivulnera Lincoln Constance 1941-5-28 2821 Placer 2 mi n Lincoln; Sacramento Valley 60 Comment
  SEINET3260811 Image available Clarkia purpurea subsp. viminea Marcus E. Jones 1882-7-3 3341 Placer Colfax. Comment
  POM46308  Clarkia rhomboidea Marcus E. Jones 1900-7-26 s.n. Placer Blue Canyon 1311 Comment
  SCFS1222  Clarkia rhomboidea E. Krimmel, F. Felix 2014-6-26 Placer NFAm. Heath Falls Trail, Land of the Lost Comment
  UCR193338  Clarkia rhomboidea George K. Helmkamp, E. A. Helmkamp 2007-5-30 12176 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 10.7 miles east of its junction with Forest Hill Road in Foresthill 588 Comment
  UCD105054  Clarkia unguiculata G. K. Helmkamp; E. A. Helmkamp 2006-6-14 10710 Placer Northern Sierra Nevada Mountains foothills. 0.2 mile N of the Forest Hill Road on unnamed road to Lake Clementine (general area NE of Auburn on Forest Hill Divide). 487 Comment
Read comments
May 6 2016
  JEPS85826  Claytonia exigua subsp. exigua Barbara Ertter with David Thompson 1989-4-8 8171 Placer Iowa Creek Road near Auburn State Recreation Area entrance (at creek crossing, about 2 mi from I-80) 518 Comment
  CAS-BOT-BC451728  Claytonia lanceolata Dr. A. Kellogg 1870-6-23 s.n. Placer Cisco Comment
  CDA37170  Claytonia perfoliata CDFA Staff 1975-4-17 s.n. Placer Loomis; David Takagishi property, northeast of the junction of Sierra College Blvd. & Interstate 80. 0 Comment
  SEINET5336416  Claytonia perfoliata subsp. perfoliata L. Vutz 1976-3-12 s.n. Placer Along the north fork of the American River 305 Comment
  JEPS126265  Claytonia rubra subsp. rubra Steve Matson 1998-5-24 198 Placer nSNH; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; south of Highway 267. Comment
  SEINET12087594  Clematis lasiantha Unknown 1937-1 1249 Placer Between Folsom and Auburn, 6.5 mi SE of Loomis, 152 Comment
  RSA781185  Collinsia heterophylla George K. Helmkamp, E. A. Helmkamp 2010-4-17 15897 Placer Rattlesnake Bar Road, 8.3 miles southwest of its junction with CA-49 near Pilot Hill 308 Comment
  CDA12427  Collinsia parviflora G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8556 Ab Placer Lake Tahoe; N side of upper Ward Valley, 4 mi SW of Tahoe City. Comment
  POM259992  Collinsia parviflora C. Leo Hitchcock 1940-5-14 6395 Placer Meier Ranch, 6 miles north of Colfax. 762 Comment
  UCD162573  Collinsia parviflora Steve Matson 1998-5-3 193 Placer nSNH; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; 0.9 miles north of Highway 267; 200 yards north of bridge over East Martis Creek. 1780 Comment
  SD241188  Collinsia tinctoria George K. Helmkamp, E. A. Helmkamp 2011-7-9 17687 Placer Northern Sierra Nevada Mountains Foothills: Mosquito Ridge Road, 10.8 miles southeast of its junction with Foresthill Road (Michigan Bluff 7.5'Q) 502 Comment
  UCR218248  Collinsia tinctoria George K. Helmkamp, Mary Alice Barnes & Mary Jane Ganibe 2010-7-2 16434 Placer Sierra Nevada Mountains Foothills, Iowa Hill Road, 1.9 miles southeast of its junction with Canyon Way in Colfax 415 Comment
  UCD42933  Collinsia torreyi C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 302 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  SBBG8974  Collomia grandiflora E. R. Blakley 1960-9-2 804 Placer mouth of Carnelian Crk, Lake Tahoe 1905 Comment
  UCD33740  Collomia grandiflora Beecher Crampton 1972-7-26 8852 Placer Carpenter Flat east of Emigrant Gap. 1615 Comment
  SEINET5501098  Collomia grandiflora Sally Walker 1982-8-4 Placer Tahoe City Comment
  UCR208552  Collomia heterophylla George K. Helmkamp, E. A. Helmkamp 2009-5-11 14667 Placer Sierra Nevada Mountains Foothills, Michigan Bluff Road, 2.7 miles south of its junction with Forest Hill Road. c. 0.15 mi. NNW of site of Michigan Bluff 1101 Comment
  SEINET3696231 Image available Collomia heterophylla F. A. MacFadden 1934-7-1 12724 Placer Canyen Creek, Dutch Flat. Comment
  POM74897  Collomia tinctoria Marcus E. Jones 1882-6-29 10086 Placer Emigrant Gap. Comment
  SEINET9287480  Collomia tinctoria Unknown 2000-7-1 15598 Placer Summit Village, Truckee Comment
  UCR218247  Conium maculatum George K. Helmkamp, Mary Alice Barnes & Mary Jane Ganibe 2010-7-2 16433 Placer Sierra Nevada Mountains Foothills, Iowa Hill Road, 1.9 miles southeast of its junction with Canyon Way in Colfax 415 Comment
  CAS-BOT-BC286036  Conyza canadensis L. R. Abrams 1927-9-13 12151 Placer Eleven miles east of Auburn on Lincoln Highway Comment
  SEINET12077097  Corallorhiza maculata J. H. Nishida 1985-1 770 Placer Homewood 1829 Comment
  JEPS81484  Cordylanthus mollis subsp. hispidus Robert F. Holland 1982-8-16 1210 Placer 2 mi nw Rocklin (headwaters of Pleasant Valley Cr); Roseville Quadrangle, Spring Valley Comment
  JEPS60484  Cordylanthus pilosus subsp. hansenii T. I. Chuang and L. R. Heckard 1969-8-20 6733 Placer n side of city limit Auburn (on Hwy 49) Comment
  RSA756853  Cordylanthus tenuis subsp. tenuis George K. Helmkamp, E. A. Helmkamp 2009-7-16 15203 Placer Foresthill Road, 20.3 miles northeast of the city of Foresthill. 1704 Comment
  CAS-BOT-BC287162  Coreopsis stillmanii Volney Rattan 1865-1-1 s.n. Placer Auburn Comment
  UCD70596  Cornus nuttallii Martin J. Beran 1994-5-27 23 Placer Lang Crossing of HWY 20, South Fork of Yuba River; 20 m from river along dirt road; moist soil; with ferns, Calocedrus, Acer; tree, height 4-5 m, fls green, common. 1414 Comment
  CAS-BOT-BC212143  Cornus sericea Marcus E. Jones 1882-6-28 3289 Placer Emigrant Gap 1615 Comment
  RSA0019567  Cornus stolonifera C. B. Wolf 1930-10-10 1727 Placer West slope Sierra Nevada; 1 mile east of Cisco. 1829 Comment
  CDA36989  Crassula connata CDFA Staff 1998-4-22 s.n. Placer Dry Creek. 0 Comment
  CAS-BOT-BC291526  Crepis intermedia M. S. Jussel 1928-6-25 s.n. Placer Tahoe City Comment
  CDA15970  Crepis modocensis G. F. Hrusa, J. Glazner 1999-7-17 15120 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  SEINET9356486  Crepis modocensis Unknown 1999-7-17 15120 Placer Placer Comment
  UCD22117  Cryptantha Rex Palmer 1979-6-6 N 125 Placer Headwaters basin area of the North Fork of the American River Comment
  SEINET2470946  Cryptantha affinis K. Christie 2010-7-8 1887 Placer Lake Tahoe Basin Management Unit (USFS); along FR 16N73 ca. 1.25 mi. west of Tahoe City. 2103 Comment
  UC112808  Cryptantha affinis Katharine Brandegee Placer near Cape Horn Comment
  UCR207860  Cryptantha flaccida George K. Helmkamp, E. A. Helmkamp 2009-4-22 14561 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
  POM84452  Cuscuta californica Marcus E. Jones 1882-5-3 s.n. Placer Colfax Comment
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Sep 7 2010
  SACT000828  Cynodon dactylon D. Meyer 1984-5-6 Placer 145.5 Comment
  UCD60083  Cynodon dactylon Beecher Crampton 1957-5-7 3996 Placer 2 miles northeast of Lincoln, Thermalands Road. Comment
  UC193936  Cynoglossum grande C. F. Sonne May 1891 Placer woods below Auburn Comment
  SEINET12567969  Cynoglossum grande D. E. Brix 1962-3-17 s.n. Placer North Fork of American River, 3.5 miles NE of Auburn. 518 Comment
  SEINET12568082  Cynoglossum grande B. M. Cunningham 1960-3-19 s.n. Placer Monte Viste Inn. on Hwy 40 detour. 1219 Comment
  CAS-BOT-BC190357  Cynosurus echinatus Saichi Kawahara 1969-7-6 1415 Placer West of old cabin, Mel Henderson Ranch, Indian Creek. 999 Comment
  SACT000847  Cynosurus echinatus Josephine Van Ess 1976-4-26 Placer Collected near top of hill 1 mile south of Rocklin Road in lightly shaded bank. 182.9 Comment
  SACT000853  Cynosurus echinatus D. Meyer 1983-6-18 Placer Moist roadside stream. 667.0 Comment
  UCR190140  Cyperus eragrostis George K. Helmkamp, E. A. Helmkamp 2007-9-14 12950 Placer Northern Sierra Nevada Mountains Foothills, along Mosquito Ridge Road 0.4 mile east of Foresthill 942 Comment
  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
  UCD35244  Cyperus niger Beecher Crampton 1952-11-9 922 Placer about 6 miles east of Auburn. Comment
  CAS-BOT-BC70581  Cystopteris fragilis Alice Eastwood 1912-6-15 414 Placer Deer Park, Lake Tahoe Region Comment
  CDA12388  Cystopteris fragilis G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8516 A Placer Lake Tahoe; in upper Ward Valley, 4 mi SW Tahoe City. Comment
  RSA692807  Cystopteris fragilis May N. Ackley 1925-06 31 Placer Bear Valley 1372 Comment
  RSA692808  Cystopteris fragilis May N. Ackley 1924-06 32 Placer Bear Valley 1372 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
  SACT000871  Dactylis glomerata D. Meyer 1983-6-25 Placer 1636.0 Comment
  SACT000872  Dactylis glomerata D. Meyer 1983-8-20 Placer Moist roadside meadow some revegetation following residential construction. 2000.0 Comment
  SACT000874  Dactylis glomerata D. Meyer 1984-5-6 Placer On Garden Bar Road, riparian habitat. 182.0 Comment
  UCD60282  Dactylis glomerata Collector unknown 1951-1 Placer Auburn Area. Comment
  SACT000882  Danthonia californica D. Meyer 1984-7-8 Placer 0.4 km from I80, exposed hillside, east facing slope. 1290.0 Comment
  UCD22245  Danthonia californica Beth Lowe Corbin 1982-8-3 174 Placer Onion Creek Campground. SW facing slope. Sun. Uncommon. Open, dry meadow of mixed conifer forest in fine, sandy, granitic soil. Perennial, forming a loose clump. 1841 Comment
  SACT000884  Danthonia californica var. americana Michael Baad 1976-8-4 Placer Northeast of Mildred Ridge 1975.0 Comment
  UCD32808  Danthonia californica var. americana Beecher Crampton 1964-7-21 7118 Placer Placer County, 1/2 mile W.N.W. of Cisco Grove, US Hwy. 40. Comment
  CAS-BOT-BC194329  Danthonia unispicata John Thomas Howell 1943-7-22 18699 Placer Summit Valley Comment
  UCD61345  Danthonia unispicata F. M. Reed; R. L. Pendleton 1907-7-23 1593 Placer Lake Tahoe Region, Grass Lake Trail, Glen Alpine. 2194 Comment
Read comments
Sep 4 2010
  CAS-BOT-BC420642  Darmera peltata Brandegee Unspecified s.n. Placer Blue Canon Comment
  SCFS1108  Delphinium Unknown 2013-5-19 Placer 0.3 mi E.Heath Falls overlook, on trail. Comment
  UC188660  Delphinium glaucum C. F. Sonne 1886-8-15 a Placer canyon above Kneeland's Mill Comment
  CAS-BOT-BC8780  Delphinium gracilentum George Ledyard Stebbins 1978-5-28 7892 Placer East end of Ralston Ridge 1554 Comment
  UCD80699  Delphinium gracilentum CNPS SN Foothill Team 2005-4-26 SNFN 0182 b Placer CDPR, Auburn State Recreation Area, about a half kilometer north of Robie Point. 272 Comment
  UCR218243  Delphinium hansenii subsp. hansenii George K. Helmkamp, Mary Alice Barnes & Mary Jane Ganibe 2010-7-2 16428 Placer Sierra Nevada Mountains Foothills, Yankee Jims Road on the east side of Yankee Jims Bridge over the North Fork American River, 5 mi. SE (146 deg. ) of Colfax 282 Comment
  JEPS127529  Delphinium nuttallianum Steve Matson 1998-6-6 222 Placer nSNH: Martis Valley, about 4 miles SE of Truckee. Martis Creek Wildlife Area, 200 meters south of Highway 267, under poswer lines; 50 meters west of east side boundary fence. Comment
  JEPS72341  Delphinium nuttallianum Gladys L. Smith 1972-6-20 3244 Placer steep slope just below Ward Peak Summit 2628 Comment
  UCD75696  Delphinium nuttallianum Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5145 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
  UCD96146  Delphinium nuttallianum G. K. Helmkamp; E. A. Helmkamp 2007-5-23 12060 Placer Northern Sierra Nevada Mountains: Humbug Canyon Road, 0.2 mile northwest of Forest Hill Road, generally southwest of Westville. 1576 Comment
  POM308734  Delphinium patens Betty J. Jorgensen 1944-7-23 529 Placer Near Soda Springs. Comment
  CHSC24727  Delphinium patens subsp. patens T. C. English 1976-4-18 37 Placer N. Fork American River, 100 yds. S. Hwy 49 1 mi. E. Auburn City Limits. Comment
  SEINET5338071  Delphinium sonnei A. A. Heller 1909-7-16 9856 Placer Summit 2134 Comment
  CAS-BOT-BC121997  Delphinium variegatum A. A. Heller 1940-4-20 15540 Placer Along US Highway 99 E, 2 miles south of Sheridan Comment
  SEINET5338168  Delphinium variegatum D. H. Erskine 1941-4-27 27 Placer 2 miles east of Roseville. 76 Comment
  UCD36666  Dendromecon rigida Beecher Crampton 1955-6-15 2900 Placer Placer County, 3 miles west of Iowa Hill. 914 Comment
  SEINET5339590  Dendromecon rigida B. Condie 1955-5-14 s.n. Placer Found on roadside out of GoldRun Calif. 1372 Comment
  SACT000907  Deschampsia cespitosa Michael Baad 1976-8-7 Placer 2072.0 Comment
  UCD61255  Deschampsia cespitosa Peter H. Raven 1949-6-30 1104 Placer Wet edges of Lake Van Norden, Summit Valley. 609 Comment
  CAS-BOT-BC192430  Deschampsia cespitosa subsp. cespitosa Catherine Best 1981-8-1 s.n. Placer Big Meadow, about 3 miles south of French Meadows 1600 Comment
  JEPS68487  Deschampsia cespitosa subsp. cespitosa W. L. Jepson 1918-7-30 7734 Placer Lake Tahoe near Tahoe City; Lake Tahoe 1920 Comment
  POM114869  Deschampsia danthonioides Marcus E. Jones 1882-6-28 s.n. Placer Emigrant Gap. Comment
  CAS-BOT-BC201879  Deschampsia elongata Saichi Kawahara 1969-7-6 1433 Placer Swing near old cabin, east bank of Indian Creek, Mel Henderson Ranch 999 Comment
  CAS-BOT-BC201880  Deschampsia elongata Saichi Kawahara 1969-7-6 1419 Placer West of old cabin; Mel Henderson Ranch, Indian Creek 999 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
  CHSC74158  Deschampsia elongata Susi Urie 1998-8-11 98 -012 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
  SACT000937  Deschampsia elongata Michael Baad 1983-9-3 Placer From Sprite Inn to Western slope of Mount Judah near summit 2286.0 Comment
  SACT000941  Deschampsia elongata D. Meyer 1984-5-6 Placer On Garden Bar Road. Riparian habitat. 182.0 Comment
  SACT000942  Deschampsia elongata D. Meyer 1984-6-17 Placer South of the American River. 2.88km from Foresthill Road. 411.48 Comment
  SACT000956  Deschampsia elongata D. Meyer 1983-7-30 Placer Roadside ditch 1853.18 Comment
  CHSC91782  Descurainia californica G. F. Hrusa; J. Glazner 2000-7-1 15618 Placer Northern Sierra Nevada. Summit Village, Truckee. Along Donner Creek adjacent to Hwy 89. UTM: 10S, 43571 N, 07411 E. [Lat./long. on label is '39 22 N; 120 15 W']. 1844 Comment
  JEPS126368  Descurainia californica Steve Matson 2000-7-6 471 Placer nSNH; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; 0.9 miles north Highway 267, near East Martis Creek. Comment
  UCR120244  Descurainia incana George K. Helmkamp, E. A. Helmkamp, A. Kerchner 1999-6-29 5028 Placer Northern Sierra Nevada Range, N of Hwy I-80 at west exit to Donner Lake; opening to Negro Canyon 2134 Comment
  UC1126757  Descurainia pinnata H. S. Yates 1934-6-29 3880 Placer near Brockway; Tahoe National Forest, Truckee Quad. 701 Comment
  CDA24609  Dicentra formosa G. M. Cole 1928-5-2 Placer Near Auburn. 0 Comment
  UCR208609  Dicentra formosa George K. Helmkamp, E. A. Helmkamp 2009-5-11 14664 Placer Sierra Nevada Mountains Foothills, Michigan Bluff Road, 0.8 mile south of its junction with Foresthill Road, NE of the city of Foresthill 1159 Comment
  RSA305921  Dicentra formosa subsp. formosa Fay A. MacFadden 1934-3-30 12415 Placer Dutch Flat. Comment
  CAS-BOT-BC402448  Dicentra formosa subsp. formosa Amelie Blyth 1952-5-11 9 -7 Placer About 4 miles west of Iowa Hill, on road from Colfax 762 Comment
  POM97796  Dicentra formosa subsp. formosa Marcus E. Jones 1882-5-28 3302 Placer Emigrant Gap. Comment
  RSA20900  Dichelostemma capitatum subsp. capitatum Carl B. Wolf 1937-3-30 8363 Placer Sacramento Valley. 2 miles N of Lincoln. 53 Comment
  UCD139197  Dichelostemma capitatum subsp. capitatum Craig P. Martz 1982-3-26 38 Placer west side of Sierra College Blvd., 1.1 miles south of English Colony Rd. intersection. 170 Comment
  RSA333564  Dichelostemma capitatum subsp. capitatum Craig Martz, Richard F. Sannar 1982-3-7 13 Placer On Sierra College Blvd, 2.3 miles N of Douglas Blvd intersection. 460 Comment
  SEINET8472332  Dichelostemma capitatum subsp. capitatum H. E. Hodge 1956-3-28 s.n. Placer Along W side of Hwy 49, 3 miles N of Auburn. 453 Comment
  UCD139198  Dichelostemma capitatum subsp. capitatum Craig P. Martz 1982-3-26 39 Placer On Clark Tunnel Road, 2.1 miles south of intersection with State Highway 193. 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
  POM109908  Dichelostemma multiflorum Marcus E. Jones 1882-6-29 s.n. Placer Emigrant Gap. Comment
  UC147599  Dichelostemma multiflorum Harriet A. Walker 1908-6-24 1276 Placer Blue Canyon 1432 Comment
  UC203707  Dichelostemma volubile C. F. Sonne May 1891 Placer near Auburn Comment
  UC635220  Dichelostemma volubile H. L. Mason 1926-5-28 3276 Placer 5 mi above Auburn Comment
  UC29822  Dieteria canescens var. shastensis W. H. Brewer August 1863 2152 Placer e side Lake Tahoe (near Camp 140); e side of Lake Tahoe Comment
  SD241951  Diplacus aurantiacus George K. Helmkamp, E. A. Helmkamp 2010-4-17 15891 Placer Sierra Nevada Mountains Foothills; Rattlesnake Bar Road, 7.3 miles southwest of its junction with CA-49 near Pilot Hill (Pilot Hill 7.5'Q) 331 Comment
  CAS-BOT-BC150476  Diplacus grandiflorus Marcus E. Jones 1882-6-28 3288 Placer Emigrant Gap Comment
  SEINET13769195 Image available Diplacus grandiflorus Marcus E. Jones 1882-1 3288 Placer Emigrant Gap Comment
  CAS-BOT-BC153636  Diplacus jepsonii W. A. Gosline; A. R. Gosline 1943-6-26 s.n. Placer Norden Comment
  SEINET188372  Diplacus layneae C. L. Hitchcock 1940-1 6406 Placer 6 mi N of Colfax 762 Comment
  CHSC82522  Diplacus leptaleus Lowell Ahart 2002-7-22 9903 Placer On the south side of a small natural lake, on the east side of the paved road to Lake Valley Reservoir, about 1/4 mile east of Yuba Gap and Highway 80. 1773 Comment
  CAS-BOT-BC151677  Diplacus torreyi Vincent Jones 1919-7-7 s.n. Placer Ridge above Bear Valley 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-BC151314  Diplacus tricolor Gordon H. True 1971-4-9 6475 Placer Rainpool area in Valley Grassland, northern limits of Lincoln. 48 Comment
  CHSC67854  Diplacus tricolor James D. Jokerst 1986-3-19 2598 Placer Johnson Ranch ca. 250 m N of Douglas Blvd. and E of access roads to residents to the north. Comment
  SEINET14196725  Diplacus tricolor D. F. Erskine 1941-4-25 18 Placer 1 mile S of Roseville. 76 Comment
  RSA300475  Disporum hookeri var. hookeri John Dourley, Walter Wisura 1982-10-13 3857 Placer 1.7 mi SW of Emigrant Gap along forestry rd. 19 1524 Comment
  UCD37040  Distichlis spicata Beecher Crampton 1956-7-17 3721 Placer Placer County, Blue Canyon. 1432 Comment
  UCR235279  Dittrichia graveolens George K. Helmkamp, E. A. Helmkamp 2011-11-28 18480 Placer Sacramento Valley/Sierra Nevada Foothills, along CA-193 (Lincoln-Newcastle Hwy), 2.0 miles east of East Street in Lincoln, near Stagecoach Ln. 125 Comment
  UCD43336  Dodecatheon alpinum C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-12 704 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  SEINET188138 Image available Dodecatheon hendersonii C. L. Hitchcock 1940-5-7 6342 Placer Ca. 1 mile West of Baxter. Comment
  UC1123272  Dodecatheon hendersonii J. E. Sowder, R. W. Lundh 1933-4-19 48 Placer Colfax Hill Colfax Quad., Colfax Hill Comment
  UCR198045  Dodecatheon hendersonii Phyllis Adams 1982-4-20 10 Placer American River Canyon near the town of Auburn 396 Comment
  HSC29520  Downingia bicornuta C. B. Wolf 1937-5-12 8615 Placer Near Lincoln. 46 Comment
  JEPS108482  Downingia bicornuta var. picta Lisa Schultheis 1995-5-22 167 -95 Placer MacClellan Air Force Basee Lincoln antennae site. N of Sacramento. N of Moore Rd. and W of Dowd Rd. Comment
  POM264726  Downingia bicornuta var. picta Lincoln Constance 1941-5-28 2823 Placer 2 miles north of Lincoln, Sacramento Valley. 61 Comment
  UC28962  Downingia montana Mrs. M. M. Hardy 1893-1 Placer Comment
  JEPS108453  Downingia ornatissima var. ornatissima Lisa Schultheis 1995-5-22 168 -95 Placer MacClelland Air Force Base Lincoln antennae site. N of Sacramento. N of Moore Rd. and W of Dowd Rd. Comment
  JEPS108471  Downingia ornatissima var. ornatissima Lisa Schultheis 1995-4-22 41 -95 Placer Lincoln antennae site, MacClelland AFB. North of Sacramento, north of Moore Rd., west of Dowd Rd. Comment
  JEPS18157  Downingia ornatissima var. ornatissima Rimo Bacigalupi with G. T. Robbins and F. Chisaki 1956-4-20 5629 Placer along Antelope to Roseville road (at Sacramento-Placer County line) 42 Comment
  UCD42843  Draba albertina C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-23 209 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  JEPS126416  Draba verna Steve Matson 2004-4-14 1027 Placer nSNH; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; 200 yards north of Highway 267; 200 yards west of Martis Creek. Comment
  UC880656  Draperia systyla Marcus E. Jones, A. M. 1882-6-29 2815 Placer Emigrant Gap Comment
  UC1035889  Drosera rotundifolia Annie M. Alexander and Louise Kellogg 1946-8-20 5163 Placer Squaw Valley Sierra Nevada, Lake Tahoe region Comment
  SEINET6691334  Drymocallis hansenii P. B. Kennedy, S. B. Doten 1901-8-18 417 Placer Talbot's Home Camp, 7 miles from French Meadows Comment
  UCR218132  Dryopteris arguta George K. Helmkamp, E. A. Helmkamp 2010-6-26 16385 Placer Sierra Nevada Mountains Foothills, junction of Canyon Way and Yankee Jim's Road, east of I-80 between Weimar and Colfax 616 Comment
  SEINET6409454  Dryopteris arguta H. N. Mozingo 75 -5 Placer 2 miles east of Auburn, middle fork of American River Comment
  CAS-BOT-BC109479  Dudleya Saichi Kawahara 1969-5-24 823 Placer Overlooking north fork of the American River. Colfax-Iowa Hill Road between Dinner Tree and Windy Point. 585 Comment
  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
  CAS-BOT-BC113797  Dulichium arundinaceum L. S. Smith 1925-9-24 1738 Placer Jew Boy Range north of Cisco 1676 Comment
  JEPS103509  Eleocharis bella Lowell Ahart 2002-7-22 9909 Placer S side of small natural lake on E side of paved rd to Lake Valley Reservoir, 1/4 mi E of Yuba Gap and Hwy 80 1773 Comment
  CAS-BOT-BC113469  Eleocharis bella John Thomas Howell 1938-8-2 13992 Placer 5 miles N of Brockway Comment
  RSA0009475  Eleocharis bella Marcus E. Jones 1882-6-29 2905 Placer Emigrant Gap. Comment
  UCR257602  Elymus caput-medusae George K. Helmkamp, Amy Barnes 2014-3-21 22637 Placer Sacramento Valley, Riosa Road at the east side of its junction with CA-65, just west of Sheridan 33 Comment
  CAS-BOT-BC227590  Elymus elymoides Catherine Best 1981-8-1 s.n. Placer Big Meadow, about 3 miles south of French Meadows 1600 Comment
  SACT001073  Elymus elymoides subsp. californicus James Grove 1977-7-15 Placer 2000.0 Comment
  UCD42930  Elymus elymoides subsp. californicus C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 299 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  UCD61692  Elymus elymoides subsp. californicus L. S. Smith 1916-6 s.n. Placer Squaw Valley. Comment
  CHSC67735  Elymus elymoides subsp. elymoides James D. Jokerst 1986-7-13 2728 Placer Trail from The Cedars, high Sierra Nevada SW of Donner Lake, just below the summit of Needle Peak. Comment
  SEINET4134789  Elymus elymoides subsp. elymoides A. A. Beetle 1941-5-25 2688 Placer 10 miles west of Colfax.; 0 762 Comment
  CDA31705  Elymus glaucus A. A. Beetle 1941-5-25 2689 Placer 10 miles west of Colfax Comment
  SACT001083  Elymus glaucus D. Meyer 1983-7-3 Placer 1152.0 Comment
  SACT001112  Elymus glaucus Michael Baad 1983-7-1 Placer .4 mile beyond airport road from I80 to Blue Canyon 1584.96 Comment
  SACT001114  Elymus glaucus Michael Baad 1976-8-7 Placer 2072.0 Comment
  SACT001140  Elymus glaucus D. Meyer 1984-6-23 Placer 17.12 km from I80 Frontage Road, dry roadside. 978.0 Comment
  UCD37043  Elymus glaucus Beecher Crampton 1956-7-17 3724 Placer Placer County, Blue Canyon. 1432 Comment
  UCD61822  Elymus glaucus Beecher Crampton 1961-9-27 6006 Placer 1 mile west of Cisco Grove. 1706 Comment
  UCD75969  Elymus glaucus Ellen Dean, M. Starbuck,; M. Bibbo, J. Poloske 2008-7-20 5254 Placer Donner State Park, newly acquired lands to the SW of Donner Lake. Area south of southern Pacific RR tracks, just south of Lakeview Canyon and north of Emigrant Canyon. 2099 Comment
  CAS-BOT-BC206792  Elymus glaucus subsp. glaucus Kate E. Phelps 1937-5-25 s.n. Placer Applegate Comment
  UCD61770  Elymus glaucus subsp. glaucus Eric Brenner; John Hunter 1996-5-26 010 Placer Tahoe National Forest, along Forest Hill Rd at Mosquito Ridge at Volcano Canyon. 1870 Comment
  SACT001138  Elymus glaucus subsp. jepsonii D. Meyer 1984-6-23 Placer Along Placer County-Nevada County line. Shady moist soil next to concrete river bypass canal. 594.0 Comment
  CAS-BOT-BC234139  Elymus multisetus John Thomas Howell; Gordon H. True 1971-5-26 47636 Placer Northern limits of Lincoln 48 Comment
  SACT001149  Elymus sierrae James Grove 1977-7-15 Placer 2000.0 Comment
  UCD62596  Elymus sierrae A. A. Heller 1917-8-13 12919 Placer Ridge northwest of Donner Pass. 2377 Comment
  UCD43224  Elymus trachycaulus subsp. trachycaulus C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-13 593 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  CDA18049  Elytrigia intermedia K. Connelly 1999-8-2 PDR 1223707 A Placer Along side of Rd 8, off of Hwy 89, Truckee. 0 Comment
  CAS-BOT-BC410298  Enemion occidentale Serena Philips 1915-4-2 s.n. Placer Mountains near Alta Comment
  OBI12060  Epilobium brachycarpum Robert F. Hoover 1967-9-5 10845 Placer Carnelian Bay, Lake Tahoe Comment
  UCR200858  Epilobium brachycarpum George K. Helmkamp, E. A. Helmkamp 2008-9-15 14102 Placer Northern Sierra Navada Mountains, along Foresthill Road 26 miles northeast of the city of Forest Hill 1954 Comment
  SCFS11529140  Epilobium canum subsp. angustifolium E. Krimmel, F. Felix 2012-9-13 Placer NFAm 2 mi downstream from Cedars. Dry, rocky slope. Comment
  UCD75735  Epilobium canum subsp. latifolium Ellen Dean, M. Starbuck,; K. Mawdsley, G. Harrington, M. Bibbo, J. Poloske 2008-7-20 5197 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, ridge between Southern Pacific RR tracks and railroad tunnel to the west of Lakeview Canyon, large turnabout/parking area with off-road vehicle use. 2207 Comment
  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
  UCR226132  Epilobium ciliatum Ellen Dean, Mark Bibbo, J. Poloske, M. Starbuck 2008-7-20 5237 Placer Donner State Park, newly acquired lands to the southwest of Donner Lake, area south of the Southern Pacific RR tracks, just south of Lakeview Canyon and north of Emigrant Canyon 2100 Comment
  CHSC72877  Epilobium ciliatum subsp. ciliatum L. P. Janeway; Eric Schroder 1998-7-13 5745 Placer Lake Tahoe Basin Management Unit. North side of Blackwood Creek, 1.7 mi west of Lake Tahoe. Meadow complex. 1938 Comment
  CHSC73965  Epilobium ciliatum subsp. ciliatum Susi Urie 1998-8-25 98 -090 Placer Lake Tahoe Basin--National Forest. About 0.2 mi north of Lake Tahoe; meadow complex between Kings Beach and Tahoe Vista. 1901 Comment
  CHSC74239  Epilobium ciliatum subsp. ciliatum Susi Urie; Eric Schroder 1998-9-10 98 -326 Placer Lake Tahoe Basin--National Forest. Antone Meadows; along Burton Creek, about 2.1 mi northwest of Lake Tahoe. 2072 Comment
  UCD38902  Epilobium ciliatum subsp. ciliatum Beecher Crampton 1959-7-23 5425 Placer 6 miles north of Folsom. Along Folsom-Auburn Blvd. Comment
  CDA15937  Epilobium ciliatum subsp. glandulosum G. F. Hrusa, J. Glazner 1999-7-17 15155 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  CHSC82651  Epilobium ciliatum subsp. glandulosum Lowell Ahart 2002-7-22 9891 Placer 50 yards northeast of the small natural lake, on the east side of the paved road to Lake Valley Reservoir, about 1/4 mile east of Yuba Gap and Highway 80. 1780 Comment
  CDA15973  Epilobium densiflorum G. F. Hrusa, J. Glazner 1999-7-17 15127 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  UCR258170  Epilobium densiflorum George K. Helmkamp, Elizabeth Helmkamp 2012-10-20 20050 Placer Sierra Nevada Mountains Foothills, North Auburn; unnamed dirt road on east side of CA-49, between Rock Creek Road and Locksley Lane 387 Comment
  UCR177128  Epilobium glaberrimum George K. Helmkamp, E. A. Helmkamp 2005-9-30 9943 Placer Northern Sierra Nevada Mtns., Hampshire Rocks Road south of the I-80 Rainbow exit (c. 2 mi east of Cisco Grove) 1805 Comment
  UC422954  Epilobium glaberrimum subsp. glaberrimum Miss Helen D. Geis Jun 1 1912-Jul 1 1912 130 a Placer Deer Park Comment
  CHSC72878  Epilobium hallianum L. P. Janeway; Eric Schroder 1998-7-13 5743 Placer Lake Tahoe Basin Management Unit. North side of Blackwood Creek, 1.7 mi west of Lake Tahoe. Meadow complex. 1938 Comment
  JEPS59476  Epilobium hallianum Ezra Brainerd and Viola B. Baird 1915-7-12 218 Placer Donner Lake Sierra Nevada Mts. 1828 Comment
  SEINET6637354 Image available Epilobium hallianum A. A. Heller 1919-7-25 13302 b Placer near Yuba River below Cisco 1676 Comment
  UCD44006  Epilobium hallianum C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-11 1372 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  CDA19541  Epilobium minutum M. I. Wibawa, G. F. Hrusa, J. Glazner 2002-5-22 213 Placer Forest Hill Divide; Hughes Mill, along Finning Mill Rd, ~ 3 mi N of Forest Hill Rd, ~ 3 mi E of Forest Hill. 1066 Comment
  UCR257629  Epilobium pallidum George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19535 Placer Northern Sierra Nevada Mountains, Sugar Bowl Road, 0.4 mile south of its junction with Donner Pass Road, just west of Lake Mary 2136 Comment
  JEPS127507  Epilobium torreyi Steve Matson 2000-6-20 472 Placer nSNH: Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; north side of Highway 267, west of Martis Creek Comment
  UCD150581  Epilobium torreyi James A. Neilson Jr. 1970-8-5 1753 Placer Tahoe Basin, North Ward Valley, section 17. 2194 Comment
  CAS-BOT-BC57985  Equisetum John H. Thomas; Hazelle A. Thomas 1956-7-21 6205 Placer Sierra Nevada. Vicinity of Donner Pass, about 80 mi. ne. of Sacramento. 2377 Comment
  UCR171400  Equisetum arvense George K. Helmkamp, E. A. Helmkamp 2005-9-30 9965 Placer Northern Sierra Nevada Mtns., c. 3.5 mi NW of Lake Tahoe; Along the Truckee River and Calif. Highway 89, 0.1 mi N of Alpine Meadows Road 1902 Comment
  CAS-BOT-BC57828  Equisetum hyemale subsp. affine Geo. B. Grant 1906-7-15 6936 Placer Tahoe Tavern, lake Tahoe. 1889 Comment
  CAS-BOT-BC57241  Equisetum laevigatum E. R. Blakley 1960-9-3 3822 Placer Kings Beach, Lake Tahoe 1905 Comment
  UCD64328  Eragrostis pectinacea var. pectinacea Beecher Crampton 1953-10-6 1661 Placer north Lincoln city limit. Comment
  JEPS52485  Eremocarpus setiger W. L. Jepson 1924-7-18 10601 Placer near Lincoln Comment
  SCFS1225  Eremogone E. Krimmel 2013-6-2 Placer North Fork American River, top of Foresthill Road. Comment
  CAS-BOT-BC174095  Eremogone aculeata J. P. Moore 1877-7-1 490 Placer Summit Comment
  JEPS126426  Eremogone congesta var. congesta Steve Matson 1998-6-21 271 Placer nSNH; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; 600 meters north of Highway 267. Comment
  CAS-BOT-BC174286  Eremogone congesta var. suffrutescens Dr. Kellogg 1870-6-1 s.n. Placer Cisco Comment
  CAS-BOT-BC174290  Eremogone congesta var. suffrutescens A. A. Heller 1917-6-19 12741 Placer Emigrant Gap 1615 Comment
  CDA4631  Ericameria arborescens T. C. Fuller 1962-9-2 9622 Placer Hwy 40 to Auburn, 2.5 miles west of Weimer. 0 Comment
  CAS-BOT-BC286639  Ericameria bloomeri G. W. Dunn 1895-9-3 s.n. Placer Summit Comment
  UC894746  Ericameria bloomeri Lewis S. Rose 1938-9-14 38270 Placer 3 mi nw Tahoe City; Truckee River 1828 Comment
  CAS-BOT-BC294275  Ericameria nauseosa var. speciosa Lewis S. Rose 1938-9-14 38258 Placer South Fork of Yuba River, Cisco 1615 Comment
  CAS-BOT-BC293278  Ericameria suffruticosa A. A. Heller 1917-8-13 12920 Placer Ridge northwest of Donner Pass 2377 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-BC293592  Erigeron barbellulatus John Thomas Howell 1943-7-21 18666 Placer Mt. Lincoln Comment
  OBI16515  Erigeron breweri Robert F. Hoover 1967-9-6 10849 Placer Kings Beach, Lake Tahoe Comment
  JEPS41461  Erigeron breweri var. breweri W. L. Jepson 1918-7-30 7722 Placer Lake Tahoe; Tahoe 1920 Comment
  CAS-BOT-BC294523  Erigeron breweri var. breweri R. F. Hoover 1967-9-6 10849 Placer Kings Beach, Lake Tahoe Comment
  CDA15665  Erigeron coulteri G. F. Hrusa, J. Glazner 1999-7-18 15208 Placer Lake Tahoe; Wooded slopes betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1889 Comment
  UCD42844  Erigeron coulteri C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-23 210 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  UCD44456  Erigeron coulteri C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1822 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  JEPS41794  Erigeron coulteri C. F. Sonne 1888-7-1 157 Placer Donner Lake Sierra Nevada Mountains, Donner Lake Comment
  UCD18253  Erigeron glacialis E. A. Dean; N. Wymer, T. and M. Starbuck 1998-8-15 465 Placer NW shore of Lake Tahoe, W of Hwy 89, S of Donner Lake, upper slopes and meadows of Squaw Valley Ski Resort. 2499 Comment
  CAS-BOT-BC300818  Erigeron glacialis var. glacialis John H. Thomas; Hazelle A. Thomas 1956-7-21 6111 Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento 2377 Comment
  UC1118188  Erigeron glacialis var. glacialis B. Bolt 1934-7-16 115 Placer 0.5 mi s of Lost Emigrant Mine; Tahoe National Forest, Truckee Quadrangle 2072 Comment
  UC148936  Erigeron glacialis var. glacialis H. M. Hall 1910-7-11 8754 Placer near Cisco; Sierra Nevada Mountains 1859 Comment
  UC148937  Erigeron glacialis var. glacialis H. M. Hall 1910-7-11 8754 Placer near Cisco Comment
  UC195955  Erigeron glacialis var. glacialis C. F. Sonne 1885-7-12 Placer mts. above Kneeland's Mill Comment
  CAS-BOT-BC300822  Erigeron glacialis var. glacialis C. F. Sonne 1884-8-24 151 Placer Sierra Nevada Mts. Canyon above Coldstream Comment
  JEPS41389  Erigeron glacialis var. glacialis Katharine Brandegee 1908-7-1 Placer near summit Lake Van Orden Comment
  UCD75760  Erigeron inornatus Ellen Dean, M. Starbuck,; K. Mawdsley, G. Harrington, M. Bibbo, J. Poloske 2008-7-20 5232 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, ridge between Southern Pacific RR tracks and railroad tunnel to the west of Lakeview Canyon, side of undeveloped road near hairpin turn. 2160 Comment
  UCR190155  Erigeron inornatus var. inornatus George K. Helmkamp, E. A. Helmkamp 2007-8-1 12645 Placer Northern Sierra Nevada Mountains, Donner Pass Road between Donner and Norden, about 0.2 mile east of the Nevada Co. border 2151 Comment
  CDA15677  Erigeron peregrinus G. F. Hrusa, J. Glazner 1999-7-18 15227 Placer Lake Tahoe; betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1905 Comment
  POM40200  Erigeron peregrinus Marcus E. Jones 1882-7-1 s.n. Placer Emigrant Gap. Comment
  SD43658  Erigeron philadelphicus Darley F. Howe 1948-5-21 Placer 455 Comment
  UC1124311  Eriodictyon californicum C. R. Clar 1933-6-6 131 Placer near Rattlesnake Bridge; Sacramento Quad., near Rattlesnake Bridge Comment
  UCD33616  Eriodictyon lobbii Beecher Crampton 1970-11-10 8655 Placer Placer County, Nyack, along Hwy. 80. 1524 Comment
  CAS-BOT-BC255404  Eriogonum Saichi Kawahara 1969-7-6 1473 Placer Finning Mill Road just south of Sugar Pine Road, Tahoe National Forest 1139 Comment
  CAS-BOT-BC256781  Eriogonum incanum Elizabeth Parsons Hawver 1911-8-19 s.n. Placer Madden Creek Amphitheater base of Ellis Pk. top of ridge Comment
  CHSC40968  Eriogonum luteolum var. pedunculatum J. D. Jokerst 1984-6-20 2061 Placer North of the Rubicon and east of Big Grizzly Creek where it bends to the south. 792 Comment
  UCR229453  Eriogonum nudum George K. Helmkamp, E. A. Helmkamp 2011-7-26 17899 Placer Northern Sierra Nevada Mountains, Bowman Lake Road, 0.9 mile north of its junction with CA Hwy 20, 0.85 mi. NE (23 deg. ) of Emigrant Gap and N of I-80 1434 Comment
  CAS-BOT-BC264808  Eriogonum nudum var. deductum Peter Rubtzoff 1976-9-19 8872 Placer Lake Van Norden, Sierra Nevada 2063 Comment
  SBBG48536  Eriogonum nudum var. nudum L. B. Towle 1974-7-12 Placer N of A.D.Hauser cabin, St Hwy 267, King's Beach, Lake Tahoe Comment
  CAS-BOT-BC261705  Eriogonum nudum var. oblongifolium John Thomas Howell; Gordon H. True 1968-6-9 44507 Placer Alta 1066 Comment
  CAS-BOT-BC269944  Eriogonum spergulinum var. reddingianum Lowell Ahart 1972-7-7 s.n. Placer French Meadows 1524 Comment
  CAS-BOT-BC271882  Eriogonum spergulinum var. spergulinum Catherine Best 1981-8-1 s.n. Placer Big Meadow, about 3 miles south of French Meadows 1600 Comment
  UCD147106  Eriogonum umbellatum Chuck Hughes 2013-6-6 391 Placer Near margin of Camp Far West Reservoir, near where the Bear River enters the Reservoir. 93 Comment
  CAS-BOT-BC268014  Eriogonum umbellatum var. furcosum J. C. Hawver 1912-9-7 s.n. Placer Cisco Comment
  CHSC108662  Eriogonum umbellatum var. nevadense L. P. Janeway; B. Castro 2011-8-27 10682 Placer Northern High Sierra Nevada. West side of Hwy 89 across from Silver Creek Campground, about 11 km south of Truckee. 1850 Comment
  CHSC79800  Eriogonum umbellatum var. nevadense G. F. Hrusa; J. Glazner 1999-7-18 15236 Placer Betw. Squaw Cr, Hwy 89, and Squaw Valley Rd. UTM: 10S, 43434N, 07418E. 1889 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
  CAS-BOT-BC262173  Eriogonum umbellatum var. torreyanum Charlotte Pyle 1978-8-9 s.n. Placer East side of Silver Peak about 1.5 miles northwest of Squaw Valley 2438 Comment
  CAS-BOT-BC262230  Eriogonum ursinum Alice Eastwood 1909-1-1 298 Placer Lake Tahoe Region, Deer Park 1889 Comment
  JEPS14350  Eriogonum ursinum Rimo Bacigalupi with G. L. Stebbins, Alex Hawkes, D. Zohary, J. Hunziker, H. Stutz, F. Ehrendorfer 1952-7-20 3879 Placer n-facing serpentine slope just s Shirttail Public Camp (6 mi e of Iowa Hill); Tahoe Nat. Forest 1066 Comment
  CAS-BOT-BC262229  Eriogonum ursinum C. F. Sonne 1885-7-12 404 Placer Sierra Nevada Mts. About Coldstream Comment
  UCR242366  Eriogonum ursinum var. ursinum George K. Helmkamp, E. A. Helmkamp 2010-7-28 16668 Placer Northern Sierra Nevada Mountains, Forest Hill Road, 1.6 miles west of the junction with Soda Springs Road at Robinson Flat 2040 Comment
  JEPS126270  Eriogonum wrightii subsp. subscaposum Steve Matson 2003-9-19 964 Placer nSNH; Tahoe Basin; west shore, Blackwood Canyon; about 1.4 miles ESE of Barker Pass. Comment
  CDA22693  Eriogonum wrightii subsp. trachygonum T. C. Fuller 1962-9-2 9626 Placer Hampshire Rocks, Highway 40 (old road before freeway construction), 0.9 mile east of Big Bend Ranger Station. 0 Comment
  SEINET11938419  Eriogonum wrightii var. trachygonum L. S. Rose 1938-1 38259 Placer South Fork of Yuba River, Cisco 1615 Comment
  UCD21884  Eriophyllum lanatum var. croceum Beth Lowe Corbin 1982-8-11 322 Placer 1 3/4 miles SW of Onion Creek campground. In rocky outcrop in montane chaparral. Ray and disc flowers yellow. Full sun. SE facing slope, 45% incline. Occasional. 1935 Comment
  UCD13357  Eriophyllum lanatum var. croceum Anne Marie Weyandt 1989-5-20 23 Placer near road cut. 914 Comment
  CAS-BOT-BC301408  Eriophyllum lanatum var. grandiflorum Mrs. H. M. Mitchell 1923-4-26 s.n. Placer Gold Run Comment
  SD212485  Eriophyllum lanatum var. grandiflorum G. K. Helmkamp, Elizabeth Helmkamp 2006-5-13 10441 Placer Northern Sierra Nevada Foothills, ca. 4.0 miles northeast of Auburn, along Forest Hill Road, 1.8 miles northeast of its junction with CA Highway 49 at the middle fork of the American River. 370 Comment
  UCD132211  Eriophyllum lanatum var. grandiflorum G. K. Helmkamp; Elizabeth Helmkamp 2006-5-13 10441 Placer Northern Sierra Nevada. Ca. 4 air miles NE of Auburn, along Forest Hill Road, 1.8 miles northeast of its junction with CA Hwy 49 at the middle fork of American River. 370 Comment
  UCD132212  Eriophyllum lanatum var. grandiflorum G. K. Helmkamp; Elizabeth Helmkamp 2006-5-13 10426 Placer Northern Sierra Nevada Foothills. 2.1 miles south of Auburn along CA Hwy 49. 293 Comment
  CAS-BOT-BC301468  Eriophyllum lanatum var. integrifolium H. M. Hall 1910-7-10 8753 Placer Sierra Nevada Mountains. Cisco Butte 1950 Comment
  CAS-BOT-BC308253  Eriophyllum lanatum var. integrifolium Alice Eastwood; John Thomas Howell 1933-6-10 207 Placer Victory Highway, Emigrant Pass west of Carlin Comment
  SEINET3411994 Image available Erodium botrys George K. Helmkamp, E. A. Helmkamp 2012-3-31 18649 Placer Sacramento Valley: along CA-193, 0.1 mile W of its junction with Sierra College Blvd. 88 Comment
  CDA37173  Erodium brachycarpum CDFA Staff 1975-4-17 s.n. Placer Loomis; David Takagishi property, northeast of the junction of Sierra College Blvd. & Interstate 80. 0 Comment
  JEPS127486  Erodium cicutarium Steve Matson 2004-7-1 1063 Placer nSNH: Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; 100 meters south of Highway 267, 20 meters east of Martis Creek. Comment
  UCD103190  Erodium cicutarium Allan R. Magie 1957-3-24 109 Placer Auburn. Comment
  UC874923  Eryngium castrense Marcus E. Jones, A. M. 1882-7-8 3602 Placer Auburn Comment
  UCD21176  Eryngium castrense Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-6-5 351 Placer Orchard Creek Mitigation Bank. UTMs 10S0646175; 4300069. Comment
  UCD14937  Erysimum capitatum Alan B. Chan 1977-5-28 35 Placer California, Placer Co.; 20 miles northeast of the Auburn Forest Hill Bridge, 1.2 miles south along Auburn Forest Hill Road towards Michigan Bluff; Comment
  CAS-BOT-BC55100  Erysimum perenne John H. Thomas; Hazelle A. Thomas 1956-7-21 6120 Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento. 2377 Comment
  UC10558  Erysimum perenne C. J. Fox Jr. July 1895 Placer near Deer Park Inn Comment
  UCD115051  Erysimum perenne Robert E. Preston 1984-6-13 458 Placer 4 km west of Sunnyside. 2074 Comment
  UCD150486  Erysimum perenne James A. Neilson Jr. 1971-5-27 2090 Placer Tahoe Basin, Brockway Springs. 1901 Comment
  UCD75963  Erysimum perenne Ellen Dean, M. Starbuck,; G. Harrington, M. Bibbo, J. Poloske, K. Mawdsley 2008-7-20 5230 Placer Donner State Park, newly acquired lands to the SW of Donner Lake. Ridge between Southern Pacific RR tracks and railroad tunnel to the west of Lakeview Canyon. Along undeveloped road downslope of off-road vehicle parking area/turnabout. 2194 Comment
  CHSC73093  Erythranthe breweri L. P. Janeway 1998-8-6 5963 Placer Lake Tahoe Basin Management Unit - National Forest. North side of Blackwood Creek, 1.7 mi west of Lake Tahoe. 1938 Comment
  CHSC74127  Erythranthe breweri Susi Urie 1998-8-11 98 -016 Placer About 0.5 mi north of Ward Creek, along a small tributary; about 2 mi west of Lake Tahoe and Sunnyside. 2097 Comment
  CHSC79830  Erythranthe breweri G. F. Hrusa; J. Glazner 1999-7-8 15225 Placer Lake Tahoe Region. Betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. UTM: 10S, 43434 N, 07418 E. 1905 Comment
  CHSC82573  Erythranthe breweri Lowell Ahart 2002-7-22 9900 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
  CHSC74128  Erythranthe corallina Susie Urie 1998-8-13 98 -041 Placer Meadow along the south side of Ward Creek, about 1.5 mi west of Lake Tahoe and Sunnyside. 2097 Comment
  SEINET208781 Image available Erythranthe lewisii Johnnie L. Gentry Jr., Earl Jensen Jr. 1968-1 2135 Placer Tahoe National Forest ; 3.3 miles northwest of Highway junction Calif. 89 and 28 at Tahoe City; on Calif. 89; 3.2 miles west of Calif. Highway 8. 2073 Comment
  CAS-BOT-BC153596  Erythranthe moniliformis Emily McPherson 1976-9-19 76 - 28 - 4 Placer 1 mile east of Talbot Campground, Middle Fork of the American River 1767 Comment
  CHSC85680  Erythranthe tilingii G. F. Hrusa; J. Glazner 2001-7-15 15935 Placer Northern Sierra Nevada. On N face of Crows Nest Pk. immed. W of Sugarbowl. 2286 Comment
  CAS-BOT-BC502824  Erythronium multiscapideum Miss Francis D. Patterson 1921-4-1 s.n. Placer Dutch Flat Comment
  RSA523883  Eschscholzia caespitosa subsp. caespitosa Barbara J. Ertter, David Thompson 1989-4-8 8146 Placer Iowa Creek Road 2 miles from I-80 near entrance to Auburn State recreation area at creek crossing 518 Comment
  UCR207851  Eschscholzia californica George K. Helmkamp, E. A. Helmkamp 2009-4-22 14557 Placer Sierra Nevada Mountains Foothills, Forest Hill Road 0.8 mile east of its junction with CA-49 and the North and Middle Forks of the American River 277 Comment
  CAS-BOT-BC488340  Eschscholzia lemmonii Beecher Crampton 1985-6-23 9993 a Placer North Shore Lake Tahoe, Stateline Road 1950 Comment
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Jul 13 2018
  CAS-BOT-BC419539  Eschscholzia lobbii Elmer I. Applegate 1928-4-22 5363 Placer Above Auburn on Grass Valley road Comment
  CAS-BOT-BC310370  Eucephalus breweri A. A. Heller 1916-8-13 12908 Placer Summit hotel 2133 Comment
  CAS-BOT-BC310378  Eucephalus breweri John H. Thomas; Hazelle A. Thomas 1956-7-21 6119 Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento 2377 Comment
  SD243067  Eucephalus breweri George K. Helmkamp, E. A. Helmkamp 2011-8-26 18164 Placer Northern Sierra Nevada Mountains: Forest Hill Road, 26.1 miles east of its junction with Mesquite Road in the city of Foresthill (Duncan Peak 7.5'Q) 2020 Comment
  SJSU11797  Eucephalus breweri H. T. Harvey 1958-8-19 Placer Sugar Bowl 1 mi S of Donner Summit 2164 Comment
  UC194087  Eucephalus breweri C. F. Sonne 1883-9-9 Placer canon above Kneeland's Comment
  UCR200857  Eucephalus breweri George K. Helmkamp, E. A. Helmkamp 2008-9-15 14101 Placer Northern Sierra Navada Mountains, along Foresthill Road 26 miles northeast of the city of Forest Hill 1954 Comment
  UCR246827  Eucephalus breweri George K. Helmkamp, E. A. Helmkamp 2010-7-28 16656 Placer Northern Sierra Nevada Mountains, Forest Hill Road, 22 miles northeast of the city of Foresthill 2041 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
  UCD142628  Euphorbia nutans T. C. Fuller 1964-9-1 12566 Placer Sierra Nevada. Colfax; N. side of Auburn Ave. at Castle St. 734 Comment
  CAS-BOT-BC312157  Eurybia integrifolia A. A. Heller 1917-8-13 12906 Placer Near Summit hotel in granite 2133 Comment
  CHSC73007  Eurybia integrifolia L. P. Janeway 1998-8-6 5978 Placer Lake Tahoe Basin Management Unit - National Forest. North side of Blackwood Creek, 1.7 mi west of Lake Tahoe. 1938 Comment
  UC193542  Eurybia integrifolia C. F. Sonne 1885-8-9 Placer on road to Tahoe Comment
  UCD21697  Eurybia integrifolia Beth Lowe Corbin 1982-8-23 405 Placer 2 miles WSW of The Cedars. In fine, sandy, rocky soil. Open, logged White Fir forest. Rays purple, disc yellow. Mostly sun. North facing slope, 40% incline. Occasional. 1981 Comment
  UCD44544  Eurybia integrifolia C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1910 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  SEINET8687792 Image available Eurybia integrifolia P. B. Kennedy, S. B. Doten 1901-8-19 419 Placer Talbot's Home Camp, 7 miles from French Meadows Comment
  UC65317  Eurybia integrifolia P. B. Kennedy and S. B. Doten 1901-8-19 419 Placer 7 mi from French Meadows Comment
  CAS-BOT-BC312176  Eurybia radulina Fay A. Mac Fadden 1934-8-9 12854 Placer Dutch Flat Comment
  CAS-BOT-BC459216  Euthamia occidentalis G. P. Rixford 1913-9-2 3167 Placer Loomis Comment
  SEINET3828364  Fabaceae G. K. Helmkamp, E. A. Helmkamp 2011-1 17854 Placer Northern Sierra Nevada Mountains: Emigrant Gap Road, 0.1 miles west of its junction with US-80 0.65 mi NE (65 degrees) of Emigrant Gap. (Blue Canyon 7.5') 1590 Comment
  UC1132683  Festuca N. French 1934-6-21 331 Placer 0.75 mi ne Palisade Lake; Truckee Quad. 2011 Comment
  UCR238574  Festuca bromoides George K. Helmkamp, E. A. Helmkamp 2012-3-31 18647 Placer Sacramento Valley, along CA-193, 0.1 mile west of its junction with Sierra College Blvd. 88 Comment
  SACT002492  Festuca confusa Josephine Van Ess 1976-4-3 Placer Collected near small vernal pool near Highway 65. Edge of vernal pool. Comment
  UCSC000036  Festuca elmeri Gray unknown s.n. Placer Cisco - Pacific Slope Comment
  CDA15671  Festuca idahoensis G. F. Hrusa, J. Glazner 1999-7-18 15218 Placer Lake Tahoe; Wooded slopes betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1889 Comment
  SACT002494  Festuca megalura Josephine Van Ess 1977-4-27 Placer Collected at base of rock cliff at intersection with Aphir Road. Moist slope. Light shade. 289.0 Comment
  UCD37227  Festuca occidentalis Beecher Crampton 1958-6-24 4971 Placer 3 miles west of Baxter, Earl Morton Ranch. 1066 Comment
  UCD66115  Festuca occidentalis Beecher Crampton 1958-6-24 4971 Placer 3 miles west of Baxter, Earl Morton Ranch. 1066 Comment
  UCR235383  Festuca occidentalis George K. Helmkamp, E. A. Helmkamp 2012-5-11 18945 Placer Northern Sierra Nevada Mountains Foothills, Finning Mill Road, 1.2 miles north of its junction with Forest Hill Road 1104 Comment
  SACT001178  Festuca pratensis D. Meyer 1983-8-20 Placer Moist roadside meadow, some revegetation after residential construction. 2000.0 Comment
  CAS-BOT-BC278935  Festuca rubra W. R. Dudley 1900-6-28 s.n. Placer Tallac Comment
  CHSC74044  Festuca rubra Susi Urie 1998-8-18 98 -074 Placer Lake Tahoe Basin-National Forest. About 0.2 mi north of Lake Tahoe; meadow complex between Kings Beach and Tahoe Vista. 1901 Comment
  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
  UCD36661  Festuca subulata Beecher Crampton 1955-6-15 2892 Placer 2.5 miles north of Yankee Jims, at junction of Iowa Hill and Forest Hill Road. 609 Comment
  SACT001201  Festuca viridula D. Meyer 1983-8-20 Placer From Alpine Meadows Road to summit of trail at first lake steep rocky trail with some moist meadow. 2000.0 Comment
  SACT001202  Festuca viridula Michael Baad 1976-8-25 Placer Crest of peak and ridge east of Grouse Canyon. 2499.0 Comment
  SACT001204  Festuca viridula Michael Baad 1983-8-11 Placer Trail to Whiskey Camp. 3 miles west of Alpine Meadows. 2133.0 Comment
  SEINET239050 Image available Festuca viridula G. K. Helmkamp, E. A. Helmkamp 1999-6-30 5097 Placer Northern Sierra Nevadas: Soda Springs Road .9 miles south of Donner Pass Road approaching Ice Lakes. 2104 Comment
  CAS-BOT-BC447510  Fragaria virginiana var. platypetala Lewis S. Rose 1944-7-12 44098 Placer Chambers Lodge, Lake Tahoe 1920 Comment
  CAS-BOT-BC53546  Frangula californica subsp. tomentella Catherine Best 1985-9-15 1147 Placer near Sugar Pine Reservoir about 6 miles north of Foresthill 1158 Comment
  OBI6090  Frangula rubra subsp. obtusissima Carl B. Wolf 1930-10-11 1732 Placer W slope Sierra Nevada. Baxter's camp, 17 mi above Colfax 1158 Comment
  UCR176279  Fritillaria George K. Helmkamp, Elizabeth Helmkamp 2006-5-13 10448 Placer Northern Sierra Nevada Foothills, c. 4 air mi. NE of Auburn, along an unnamed road to Lake Clementine, 1.2 mi. N of Forest Hill Road 422 Comment
  CAS-BOT-BC504556  Fritillaria atropurpurea Sherman Chickering 1974-1-1 s.n. Placer Near Soda Spring, Plants of the Sierra Nevada Comment
  CDA17001  Fritillaria micrantha G. F. Hrusa, M. I. Wibawa, J. Glazner 2002-5-22 16054 Placer Sierra Nevada; Hughes Mill (site) above Foresthill. 1066 Comment
  SEINET8478955  Fritillaria phaeanthera A. Badiei 1962-3-17 s.n. Placer 3 miles E of Auburn, North Fork American River. 610 Comment
  CAS-BOT-BC504447  Fritillaria recurva Miss Francis D. Patterson 1921-4-1 s.n. Placer Dutch Flat Comment
  CDA36984  Galium aparine CDFA Staff 1995-5-12 s.n. Placer Dry Creek. 0 Comment
  CHSC73991  Galium aparine Susi Urie 1998-8-28 98 -135 Placer Middle of Page Meadows; about 2 mi west of Lake Tahoe and Sunnyside. 2115 Comment
  CHSC74120  Galium aparine Susi Urie 1998-8-17 98 -060 Placer About 0.5 mi north of Ward Creek, along a small tributary; about 2 mi west of Lake Tahoe and Sunnyside. 2097 Comment
  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
  UCR193308  Galium aparine George K. Helmkamp, E. A. Helmkamp 2007-5-30 12184 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 13.5 miles east of its junction with Forest Hill Road in Foresthill, between Mosquito Ridge Lookout and North Fork of Middle Fork American River 800 Comment
  UCD15015  Galium aparine Shirley Mator 1978-5-13 23 Placer 3.7 miles NE of the intersection Forest Hill Road and Highway 80 off ramp; 609 Comment
  POM67604  Galium bifolium Marcus E. Jones 1882-6-29 s.n. Placer Emigrant Gap. Comment
  UCD22289  Galium bifolium Rex Palmer 1979-6-20 N 343 Placer Headwaters basin area of the North Fork of the American River. Comment
  UC147594  Galium bolanderi Harriet A. Walker 1908-6-25 1290 Placer Blue Canyon 1432 Comment
  JEPS72404  Galium grayanum Gladys L. Smith, Betsy and Norman Wilson 1972-7-7 3600 Placer summit Ward Peak 2621 Comment
  UCD121763  Galium grayanum Tamara Kan 1992-7-21 s.n. Placer East slope of Silver Peak. 2377 Comment
  SEINET4691689  Galium sparsiflorum subsp. sparsiflorum George K. Helmkamp, E. A. Helmkamp 2010-1 16781 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
  SEINET4178829 Image available Galium triflorum George K. Helmkamp, E. A. Helmkamp 2010-8-14 16782 Placer Northern Sierra Nevada Mountains: American Hill Road (Forest Route 13), 4.7 miles south of it's junction with Foresthill Road and just south of a creek crossing. 1551 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
  SACT001228  Gastridium ventricosum Josephine Van Ess 1979-5-15 Placer Collected on horse trail north from Twin Rocks Road at beginning of chamise area. Edge of chaparral. 152.4 Comment
  SACT001231  Gastridium ventricosum D. Meyer 1983-7-24 Placer Moist, shady roadside. 1036.32 Comment
  SACT001234  Gastridium ventricosum D. Meyer 1984-6-17 Placer 545.0 Comment
  CAS-BOT-BC56268  Gaultheria ovatifolia P. W. Rundel 1967-9-6 2652 Placer American River Grove of Sierra redwoods; Tahoe National Forest, ca. 20 miles NE of Foresthill; Greek Store. 7 1/2 min. Comment
  JEPS59481  Gayophytum Ezra Brainerd and F. V. Baird 1915-7-23 227 Placer Tahoe City Sierra Nevada Comment
  UCD42939  Gayophytum diffusum subsp. parviflorum C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 308 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  CAS-BOT-BC488336  Gayophytum humile James A. Neilson, Jr. 1970-8-28 1865 Placer Tahoe Basin, Paige Meadow 2072 Comment
  UC146056  Gentiana calycosa Mrs. W. S. Chandler Sept., 1910 Placer Deer Park Comment
  UC878353  Gentiana calycosa A. A. Heller 1917-8-14 12932 Placer s Summit valley (steep slope); Mt. Lincoln 2499 Comment
  RSA201910  Gentiana simplex Rowena Beans 1914-9-7 s.n. Placer Lake Tahoe, west of Lavern two miles. Comment
  CHSC74221  Gentianella amarella subsp. acuta Susi Urie; Eric Schroder 1998-9-9 98 -312 Placer Lake Tahoe Basin Management Unit. Meadow complex on south side of Ward Creek about 1.6 mi west of Lake Tahoe and Sunnyside. 1987 Comment
  SD241039  Geranium dissectum George K. Helmkamp, E. A. Helmkamp 2011-5-12 17258 Placer Southern Sacramento Valley: south of Lincolnalong Athens Ave., 1.6 mile east of Fiddyment Road, 0.6 mile west of Industrial Ave. (Roseville 7.5'Q) 41 Comment
  RSA782386  Geranium molle George K. Helmkamp, E. A. Helmkamp 2010-4-23 15905 Placer along Salmon Falls Road, at Miners Valley Rd., 4.5 miles south of junction with CA-49 at Pilot Hill. 287 Comment
  UCD103440  Geranium molle K. O'Keefe 1995-6-4 s.n. Placer 3 miles west of Forest Hill (town) on the north side of Forest Hill Road. Sierra foothills, northeast of Auburn, CA. 800 Comment
  UCR188848  Geranium pusillum George K. Helmkamp, E. A. Helmkamp 2007-3-25 11706 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
  RSA531311  Geum canescens Walter Wisura, T. Hayduk, Q. Junzhuan 1991-8-22 4544 Placer Squaw Valley beyond upper cable car station. on SW slope below a rocky summit. Comment
  JEPS127519  Geum triflorum var. ciliatum Steve Matson 1997-7-5 42 Placer nSNH: jMartis Valley, about 4 miles SE of Truckee. Martis Creek Wildlife Area, north side of Hwy 267, 1 kilometer west of Martis Creek. Comment
  RSA148690  Gilia capitata subsp. mediomontana Clare B. Hardham 1961-6-14 7362 Placer Baxter. Rte. 40 1067 Comment
  UCR193337  Gilia capitata subsp. pedemontana George K. Helmkamp, E. A. Helmkamp 2007-5-30 12175 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 10.7 miles east of its junction with Forest Hill Road in Foresthill 588 Comment
  SEINET11265983  Gilia leptalea subsp. leptalea George Helmkamp, E. A. Helmkamp 2010-7-28 16667 Placer Northern Sierra Nevada Mountains: Forest Hill Road, 1.6 miles west of the junction with Soda Springs Road at Robinson Flat (Duncan Peak 7.5' Q.); 0 2039 Comment
  UCR233388  Gilia leptalea subsp. leptalea George K. Helmkamp, E. A. Helmkamp 2011-8-26 18172 Placer Northern Sierra Nevada Mountains, along Forest Hill Road, 0.4 miles west of Robinson Flat 2041 Comment
  RSA537481  Gilia tricolor subsp. diffusa Barbara Ertter, David M. Thompson 1989-4-8 8156 Placer Iowa Creek Road 2 miles from I-80 near entrance to Auburn State recreation area at creek crossing 518 Comment
  POM260452  Githopsis specularioides C. L. Hitchcock 1940-5-14 6381 Placer Meier Ranch, 6 miles north of Colfax. 762 Comment
  SEINET10464615  Githopsis specularioides Gates 1879-1 GATES s.n. Placer Rose Springs Comment
  JEPS115006  Glinus lotoides Lowell Ahart 2007-11-13 14594 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
  SBBG121276  Glinus lotoides L. Ahart 2007-11-13 14594 Placer strand of Camp Far West reservoir, ca. 300 yards W of Bear River, ca. 1/8 mi E of McCourtney Rd, ca. 5.5 mi NE of Sheridan 73 Comment
  SACT001253  Glyceria elata Michael Baad 1983-7-23 Placer More than .25 mile on road west of US Highway 89 1828.8 Comment
  SBBG26321  Glyceria elata B. Crampton 1964-7-20 Placer Cisco Grove 1722 Comment
  UC1495301  Glyceria elata Robert T. Clausen and Harold Trapido 1940-7-13 4896 Placer 2 mi w Lake Tahoe (woods along Ward Creek); Sierra Nevada, Lake Tahoe Basin 1905 Comment
  UCD66852  Glyceria elata R. Tofsrud 1951-7-1 Placer On Hwy. 40, above Baxter, 3/4 mile below drinking station. Comment
  UCD96981  Glyceria elata Chuck Hughes 2010-7-13 242 Placer Truckee River near northwest corner of intersection of Alpine Meadows Road and Highway 89. 1887 Comment
  SACT001266  Glyceria grandis D. Meyer 1984-7-21 Placer East bank of river. Highway 89, 2 km north of Tahoe City 1879.0 Comment
  SACT001274  Glyceria striata D. Meyer Placer No date listed. 1406.0 Comment
  UCR218233  Gnaphalium californicum George K. Helmkamp, Mary Alice Barnes & Mary Jane Ganibe 2010-7-2 16445 Placer Sierra Nevada Mountains Foothills, Iowa Hill Road on the west side of Iowa Hill Bridge over the North Fork of the American River 345 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
  UCD21883  Gnaphalium palustre Beth Lowe Corbin 1982-8-3 185 Placer Onion Creek campground. In fine, sandy, granitic soil, in a somewhat disturbed area in open meadow. Annual. Phyllaries whitish. Full sun. Southwest facing slope. Common. 1841 Comment
  CHSC116935  Gratiola M. Ocken; A. Centrae 2011-4-23 Placer Two miles north of the city of Lincoln, off Hwy 62. 45 Comment
  UC1118570  Grindelia hirsutula N. French 1933-6-6 74 Placer near Newcastle; Sacramento Quad. Comment
  JEPS85079  Gypsophila elegans var. elegans Cheri Wetzel 1985-1 Placer ca 1 mi e Tahoe City (n shore of Lake Tahoe, Rocky Ridge Condominiums); n shore of Lake Tahoe Comment
  JEPS2684 Image available Hackelia amethystina Helen D. Geis Jun 1 1912-Jul 1 1912 215 Placer Crag's slope Deer Park; Deer Park, Placer Co. Comment
  UC480745  Hackelia nervosa W. C. Blasdale 1923-7-13 Placer top of Ellis Peak; Lake Tahoe Region Comment
  UC311608  Helianthella californica subsp. nevadensis Dr. H. M. Evans 1918-7-1 Placer Donner Tahoe Region 2133 Comment
  UC195752  Helianthus annuus C. F. Sonne 1887-8-28 Placer Truckee River Comment
  UC173103  Hemizonella minima Katharine Brandegee July 1908 Placer between Gold Run and Cape Horn (Magra) Comment
  UC880732  Hesperochiron californicus A. A. Heller 1917-6-17 12703 Placer along Yuba R. below Cisco; Yuba R. 1676 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
  UC24121  Hesperochiron californicus Mrs. M. M. Hardy 1893-1 Placer Comment
  CAS-BOT-BC403800  Hesperocnide tenella Lowell Ahart 1975-4-7 s.n. Placer Near Lincoln. In a field 1/4 mile north-east from the intersection of Wise Road and McCourtney Road which is north of Lincoln 39 Comment
  UCR194936  Hesperolinon californicum George K. Helmkamp, E. A. Helmkamp 2007-5-18 12017 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 2.8 miles southeast of Foresthill 814 Comment
  JEPS14032  Hesperolinon micranthum Rimo Bacigalupi with G. Stebbins, A. Hawkes, F. Ehrendorfer, J. Hunziker, D. Zohary and H. Stutz 1952-7-20 3871 Placer n-facing serpentine slope just s Shirttail Public Camp (about 6 mi e of Iowa Hill); Tahoe Nat. Forest 1097 Comment
  CHSC82577  Heterocodon rariflorum Lowell Ahart 2002-7-22 9883 Placer 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
  UCR218219  Heteromeles arbutifolia George K. Helmkamp, E. A. Helmkamp 2010-6-26 16418 Placer Sierra Nevada Mountains Foothills, along CA-49 in the section dropping rapidly to the American River forks; about 1/2 mile east of Auburn 355 Comment
  SEINET6032034  Heuchera rubescens P. B. Kennedy 1901-8-10 s.n. Placer Devils Cliff, Soda Springs. Comment
  UCR233269  Hieracium albiflorum George K. Helmkamp, E. A. Helmkamp 2011-7-9 17680 Placer Northern Sierra Nevada Mountains Foothills, Yankee Jim Road, 1.4 miles northwest of the city of Foresthill 764 Comment
  SEINET11259305 Image available Hieracium albiflorum F. H. Hillman s.n. Placer Between Truckee and Lake Tahoe Comment
  CAS-BOT-BC318636  Hieracium horridum Alice Eastwood 1909-1-1 223 Placer Deer Park Comment
  SACT001284  Holcus lanatus Josephine Van Ess 1976-6-16 Placer Collected just south of Douglas Blvd. Moist streambank. Comment
  CAS-BOT-BC320307  Holocarpha virgata A. A. Heller 1915-9-12 12276 Placer Near Roseville Comment
  CAS-BOT-BC150148  Holodiscus microphyllus var. microphyllus John Thomas Howell 1943-7-21 18637 Placer Donner Pass to Mt. Lincoln Comment
  SACT001303  Hordeum brachyantherum D. Meyer 1983-7-16 Placer 1853.18 Comment
  UCD44690  Hordeum brachyantherum C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 2056 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  UC1132110  Hordeum brachyantherum subsp. brachyantherum B. Bolt 1934-7-16 166 Placer 1/2 mi s Lost Emigrant Mine; Truckee Quad., Tahoe National Forest Comment
  UC1132504  Hordeum jubatum G. T. Nordstrom 1934-6-21 151 Placer 4/10 mi w by nw Mammoth Springs; Colfax Quad., Tahoe National Forest Comment
  SACT001367  Hordeum leporinum Josephine Van Ess 1984-5-6 Placer on Garden Bar Road. Riparian habitat. 182.0 Comment
  SACT001373  Hordeum leporinum D. Meyer 1984-6-10 Placer 606.0 Comment
  SACT001383  Hordeum leporinum D. Meyer 1984-5-28 Placer Next to orchard. 206.0 Comment
  RSA0106510  Hordeum murinum subsp. glaucum George K. Helmkamp, Amy Barnes 2014-3-21 22634 Placer Sacramento Valley: Riosa Road at the east side of its junction with CA-65, just west of Sheridan. 33 Comment
  RSA0043371  Horkelia fusca John F. Emmel 1997-7-25 1513 Placer Sierra Nevada, Donner Pass region; south side of Donnner Pass, 0.2 air mile ENE of north end of Lake Mary. 2145 Comment
  UC860225  Horkelia fusca subsp. parviflora Alice Eastwood Jun 15 1912-Jun 19 1912 454 Placer Deer Park Lake Tahoe Region Comment
  RSA122259  Horkelia fusca subsp. parviflora N. H. French 1934-6-19 423 Placer 1/4 mile W of Devil's Peak. 2104 Comment
  CAS-BOT-BC537866  Horkelia fusca var. parviflora David D. Keck 1938-8-10 4905 Placer Tahoma Resort, Lake Tahoe 1905 Comment
  POM34930  Horkelia tridentata Marcus E. Jones 1882-5-27 3291 Placer Emigrant Gap. Comment
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Sep 7 2010
  SD81224  Horkelia tridentata Darley F. Howe 1971-6-29 Placer 1.4 miles east of Forest Hill 1096 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
  UCD113572  Horkelia tridentata var. tridentata G. K. Helmkamp; E. A. Helmkamp 2007-5-23 12061 Placer Northern Sierra Nevada Mountains: Humbug Canyon Road, 0.2 mile northwest of Forest Hill Road, generally southwest of Westville. 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-BC376329  Hosackia crassifolia var. crassifolia Greg de Nevers 1995-8-20 10769 Placer Lake Tahoe. 2164 Comment
  SEINET4691671  Hosackia oblongifolia G. K. Helmkamp, E. A. Helmkamp 2010-1 16796 Placer Northern Sierra Nevada Mountains: American Hill Road (Forest Route 13), 4.7 miles south of its junction with Foresthill Road and just south of a creek crossing. 1552 Comment
  UCD33743  Hosackia oblongifolia var. oblongifolia Beecher Crampton 1972-7-26 8855 Placer Placer County, ca. 1 mile west of Cisco Grove on Interstate 80. 1676 Comment
  SCFS2166  Hosackia oblongifolia var. oblongifolia Stamps 1967-7-12 60 Placer 100 yds N of Hwy 40, 2.5 mi W of Kingvale 1829 Comment
  SCFS11529139  Hosackia pinnata E. Krimmel, F. Felix 2012-9-13 Placer NFAm 2.5 mi downstream from Cedars. Growing on sandy riverbank. Comment
  JEPS71482  Hydrophyllum capitatum var. alpinum Gladys L. Smith 1972-6-18 3165 Placer Alpine Meadows 2072 Comment
  JEPS71650  Hydrophyllum capitatum var. alpinum Gladys L. Smith and Betsy Wilson Jun 1971 3035 Placer 5 mi w Lake Tahoe (Alpien Meadows at foot of Ward Peak); Alpine Meadows, Ward Peak 2438 Comment
  UC24090  Hydrophyllum capitatum var. alpinum C. J. Fox Jr. Jul 1895 Placer Deer Park Inn Comment
  JEPS126289  Hypericum anagalloides Steve Matson 1998-6-21 335 Placer nSNH, Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; 1000 meters north of Highway 267, just east and below Martis Dam Road. Comment
  JEPS66788  Hypericum anagalloides W. H. Shockley Jun 1886 Placer Auburn Comment
  UCR173740  Hypericum concinnum George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-14 10709 Placer Northern Sierra Nevada Mountains foothills, 0.2 mile north of Forest Hill Road on Lake Clementine Rd., area northeast of Auburn on Forest Hill Divide 488 Comment
  UCD35243  Hypericum mutilum subsp. mutilum Beecher Crampton 1952-11-9 925 Placer 6 miles east of Auburn. 457 Comment
  UCD39144  Hypericum perforatum subsp. perforatum Beecher Crampton 1964-7-21 7124 Placer 1 mile east of Cisco Grove (old site), old portion US Hwy. 40. 1737 Comment
  UCR250630  Hypochaeris glabra George K. Helmkamp, Mary Alice Barnes 2013-5-3 20464 Placer Foothills, northern Sierra Nevada Mountains, SW edge of Foresthill, Mosquito Ridge Road, 0.2 mile south of Forest Hill Road 974 Comment
  CAS-BOT-BC312897  Hypochaeris glabra Gordon H. True 1971-4-21 6524 Placer On Roseville-Lincoln Highway, ca. 5 miles north of Roseville Comment
  CDA32869  Hypochaeris glabra CDFA Staff 1980-1 Placer Auburn: Agricultural Commissioner's Office 0 Comment
  UC52522  Ipomopsis aggregata Miss Ora Boring July 1901 Placer Lake Tahoe Comment
  POM319890  Ipomopsis aggregata subsp. formosissima Barbara Shervanick 1972-06 635 Placer Devil's peak, Sierra Nevada, Rubion River drainage area 1616 Comment
  SD62133  Iris hartwegii Darley F. Howe 1965-5-20 Placer Canyon on south side of American River, near Yankee Jims. 914 Comment
  CHSC24735  Iris macrosiphon T. C. English 1976-4-11 13 Placer N. Fork American River, 2 mi. w. Hwy. 49 bridge, 400 yds. N. abandoned R.R. in S. facing rockpile. 335 Comment
  UC150776  Isoetes bolanderi A. Kellogg Sep 1926 Placer Ice Lake (abandoned) Summit Ice Lake Summit Comment
  RSA99112  Isoetes orcuttii L. S. Rose, W. A. Weber 1953-5-19 8395 Placer 5 mi N of Roseville on road to Lincoln. 46 Comment
  CAS-BOT-BC112653  Isolepis setacea Mrs. J. MacFadden 1934-7-8 12642 Placer Bear River, You Bet Road.to Colfax. Comment
  CAS-BOT-BC324811  Iva axillaris J. C. Henderson; R. L. Reeves 1970-10-21 s.n. Placer Fairgrounds, Auburn, Sierra Nevada 365 Comment
  SEINET9304862  Iva axillaris Unknown 1956-7-17 3720 Placer Blue Canyon Comment
  UC191322  Ivesia shockleyi var. shockleyi C. F. Sonne 1879-8-1 Placer near Summit Tinkers Knob 2895 Comment
  UCD33744  Juncus articulatus subsp. articulatus Beecher Crampton 1972-7-26 8856 Placer ca. 1 mile west of Cisco Grove on Interstate 80. 1676 Comment
  UCD38905  Juncus articulatus subsp. articulatus Beecher Crampton 1959-7-23 5429 Placer Behind Placer Hills School, Meadow Vista. 533 Comment
  CDA37250  Juncus bufonius CDFA Staff s.n. Placer Nute Ranch, near Nute Road. 0 Comment
  UC842326  Juncus bufonius var. bufonius Marcus E. Jones, A. M. 1882-7-4 2903 Placer Colfax Comment
  CHSC67758  Juncus chlorocephalus James D. Jokerst 1986-7-13 2708 Placer Trail from The Cedars, high Sierra Nevada SW of Donner Lake, stop along trail S of Middle Fork American River. Comment
  RSA747124  Juncus chlorocephalus George K. Helmkamp, E. A. Helmkamp 2008-8-20 14035 Placer Soda Springs Road, 1.9 miles south of its junction with Donner Pass Road and beside (completely dry) Serena Creek 2107 Comment
  UCD141444  Juncus chlorocephalus L. S. Smith 1915-1 s.n. Placer Squaw Valley. Comment
  UCD74140  Juncus chlorocephalus Jennifer W. Burt; Kate Mawdsley, Belinda Lo 2006-7-26 243 Placer Sugarbowl active ski area, off Hwy 80 near Soda Springs - collected from center of 'Trailblazer' ski run. 2192 Comment
  UC1748358  Juncus confusus Susi Urie 1998-8-11 98 -14 Placer about 2 mi W of Lake Tahoe and Sunnyside (about 0.5 mi N of Ward Creek, along a small tributary) 2097 Comment
  UCD158707  Juncus confusus James A. Neilson Jr.; Dianne Q. McQuaid 1972-8-10 3584 Placer Tahoe Basin, Lower Ward Valley. 1981 Comment
  POM303634  Juncus drummondii J. T. Howell 1943-7-21 18640 Placer Donner Pass to Mt. Lincoln. Comment
  RSA783469  Juncus effusus Peter Rubtzoff 1980-8-20 9590 Placer The southern lake of Serene Lakes (Ice Lakes on 1955 Donner Pass 15 quad). At Serene Lakes Lodge Comment
  CHSC74458  Juncus ensifolius Susi Urie; Eric Schroder 1998-9-9 98 -311 Placer Lake Tahoe Basin--National Forest. On south side of Ward Creek about 1.6 mi west of Lake Tahoe and Sunnyside. 1987 Comment
  JEPS127510  Juncus ensifolius Steve Matson 2002-8-18 725 Placer nSNH: just west of Tahoe Basin, near confluence of Five Lakes Creek and Powderhorn Creek. Comment
  SEINET3879442  Juncus ensifolius Beecher Crampton 1975-9-9 9277 Placer Gold Run rest area on Hwy 80.; 0 914 Comment
  UCR233394  Juncus ensifolius George K. Helmkamp, E. A. Helmkamp 2011-8-26 18179 Placer Northern Sierra Nevada Mountains, along Forest Hill Road, 12.9 miles east of Humbug Road, less than 1 mile northwest of Robinson Flat 2050 Comment
  UCD42992  Juncus mertensianus C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 361 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  CDA33209  Juncus mertensianus Jim Jokerst 1986-7-13 2720 Placer High Sierra Nevada; Trail from The Cedars, southwest of Donner Lake, in Sheet Valley. Comment
  UC579604  Juncus nevadensis H. S. Yates 1936-8-9 5995 Placer 2 mi sw Martis Peak; Truckee Quad. 2286 Comment
  UCD43984  Juncus nevadensis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-11 1350 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  CHSC82705  Juncus occidentalis Lowell Ahart 2002-7-22 9911 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
  CHSC73106  Juncus orthophyllus L. P. Janeway 1998-8-6 5982 Placer Lake Tahoe Basin Management Unit - National Forest. North side of Blackwood Creek, 1.7 mi west of Lake Tahoe. Large meadow complex. 1938 Comment
  UCD74144  Juncus parryi Jennifer W. Burt; Kate Mawdsley, Belinda Lo 2006-7-28 246 Placer Sugarbowl active ski area, off Hwy 80 near Soda Springs - collected from coniferous forest near active ski runs. 2218 Comment
  CDA18019  Juncus tenuis D. Mutani 1999-4-23 PDR 1223633 B Placer Sailor-Ravine Rd., Auburn. 0 Comment
  UC690243  Keckiella breviflora David D. Keck 1933-6-1 2432 Placer 2.3 mi se Loomis (on back road to Folsom) Comment
  UC886838  Keckiella breviflora Marcus E. Jones, A. M. 1882-6-28 3276 Placer Emigrant Gap Comment
  CAS-BOT-BC246156  Keckiella lemmonii Catherine Best 1981-8-1 s.n. Placer Near Lower Hell Hole Reservoir, Sierra Nevada Comment
  NY790327  Keckiella lemmonii C. F. Sonne 1896-8-8 s.n. Placer On road to Tahoe Comment
  UC1063172  Keckiella lemmonii B. Bolt 1934-7-6 83 Placer Sawtooth Ridge; Tahoe National Forest, Colfax Quad. 1249 Comment
  POM263779  Kelloggia galioides L. S. Rose 1941-7-21 41338 Placer Chambers Lodge (McKinney), Lake Tahoe. 1900 Comment
  SD237601  Kelloggia galioides G. K Helmkamp, Amy Barnes 2009-7-12 15173 Placer Sierra Nevada Mountains Foothills: along Foresthill Road, 5.7 miles northeast of the city of Foresthill (Michigan Bluff 7.5'Q) 1230 Comment
  UCD21598  Kelloggia galioides E. Dean; M. Starbuck, C. Tresan, S. Tresan 2002-7-30 1262 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
  OBI60149  Kickxia elatine David J. Keil 1999-7-18 28383 Placer S of Placerville; ca 5 rd mi E of Calif Rte 49 along Sand Ridge Rd. Sierra Nevada foothills 457 Comment
  CHSC12192  Kumlienia hystricula Lowell Ahart 1973-3-29 Placer Near Forest Hill. 472 Comment
  SEINET5338190  Kumlienia hystricula S. Dean 1979-3-31 s.n. Placer Eldorado Creek near junction with North Fork of Middle fork of American River on Mosquito ridge to French meadows. 518 Comment
  UC131019  Kumlienia hystricula Mrs. K. Brandegee 1909-4-28 Placer near Auburn (in the Sierra Nevada Foothills); Sierra Nevada Foothills Comment
  CAS-BOT-BC341351  Lagophylla glandulosa L. R. Abrams 1917-9-15 6755 Placer 3-5 miles above Auburn Comment
  SEINET7249132  Lamium amplexicaule George K. Helmkamp, Mary Alice Barnes 2013-1 Placer Comment
  SEINET7949749  Lamium amplexicaule C. Petterson, A. Berringhoff 1930-1 2793 Placer 5 mi. E of Lincoln. Comment
  CAS-BOT-BC433220  Lamium purpureum George K. Helmkamp; Elizabeth Helmkamp 2013-4-13 20333 Placer Northern Sierra Nevada Mountains Foothills: Cramer Road at the junction with CA-49, north of Auburn. 412 Comment
  UCR249556  Lasthenia californica George K. Helmkamp 2013-3-1 20150 Placer Sacramento Valley, Ranch House Road, 0.6 mile southeast of Riosa Road in Sheridan 37 Comment
  RSA585986  Lasthenia fremontii Adree M. Desrochers 1988-4-20 304 Placer Lincoln; along Hwy 65; 1.8 km from 5th Street/Rd 65 on E side of Hwy 65. Comment
  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
  CHSC84543  Lathyrus angulatus John Dittes 2003-5-25 2003 -29 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. 39 Comment
  CAS-BOT-BC213500  Lathyrus jepsonii subsp. californicus Marcus E. Jones 1883-7-1 s.n. Placer Emigrant Gap Comment
  UCD106371  Lathyrus lanszwertii var. lanszwertii C. L. Hitchcock 1949-6-6 19069 Placer Roadside ca. 5 miles south of Tahoe, W side of Lake Tahoe. Comment
  UCD106345  Lathyrus latifolius E. O. Amundsen 1920-6-15 s.n. Placer E. Auburn. Comment
  UCR190147  Lathyrus latifolius George K. Helmkamp, E. A. Helmkamp 2007-9-14 12951 Placer Northern Sierra Nevada Mountains Foothills, along Mosquito Ridge Road 0.4 mile east of Foresthill 942 Comment
  SD241007  Lathyrus nevadensis var. nevadensis George K. Helmkamp, E. A. Helmkamp 2012-5-11 18954 Placer Northern Sierra Nevada Mountains Foothills: Finning Mill Road, 1.7 miles north of its junction with Forest Hill Road. 1041 Comment
  SDSU4205  Lathyrus nevadensis var. nevadensis unknown 1951-5-3 Placer 823 Comment
  CAS-BOT-BC213270  Lathyrus sulphureus Mrs. Mary E. P. Ames 1892-5-1 s.n. Placer Auburn Comment
  POM260418  Lathyrus sulphureus C. L. Hitchcock 1940-5-7 6320 Placer 1 mile west of Baxter. 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
  UC30611  Layia fremontii H. N. Bolander 1865-4-11 4548 Placer Auburn Comment
  UCR249587  Layia fremontii George K. Helmkamp, Amy Barnes 2013-3-28 20283 Placer Eastern Sacramento Valley, along 10th Street/Ranch House Rd., 0.6 mile south of its junction with Riosa Road in Sheridan 43 Comment
  CAS-BOT-BC321709  Layia fremontii H. M. Hall 1917-5-10 10289 Placer North of Lincoln, Sacramento Valley Comment
  CDA32945  Layia fremontii P. W. Hiatt 1979-3-29 Placer Near Rocklin; Sierra College Blvd. 0 Comment
  SD43623  Layia fremontii Darley F. Howe 1948-5-20 1838 Placer 455 Comment
  UCR196278  Leersia oryzoides Christopher M. Bronny 2007-9-24 2007- 01 Placer Yuba and Placer Countyu lines, along north and south banks of Bear ARiver below the Hwy 65 overcrossing, c. 1 mi south of Wheatland 26 Comment
  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
  SEINET3167471  Leontodon saxatilis subsp. longirostris R. W. Spellenberg, N. Zucker 2010-4-16 14153 Placer N edge of Lincoln along Hwy 65 45 Comment
  HSC33424  Lepidium campestre Thomas W. Nelson, James Nelson 1974-6-17 1376 Placer Dollar Point overlooking Lake Tahoe, N of Tahoe City 1585 Comment
  UCR250684  Lepidium campestre George K. Helmkamp, Mary Alice Barnes 2013-4-18 20350 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
  CAS-BOT-BC88832  Lepidium campestre Elsie Z. Lovegrove 1947-6-4 s.n. Placer Tahoe City, bridge. Comment
  CDA3791  Lepidium latifolium J. C. Henderson, K. Stark 1971-7-16 Placer Sierra Nevada; Southern Pacific Railroad tracks, Penryn. Comment
  UC212640  Lepidium nitidum Mary E. P. Ames Apr 1894 Placer Auburn Comment
  UCD82963  Lepidium perfoliatum Albert Grigarick 2009-6-15 110 Placer E of Truckee, in parking area at the entrance of Martis Creek into Martis Creek Reservoir. 1775 Comment
  UCD22377  Lepidium ramosissimum Beth Lowe Corbin 1982-8-3 168 Placer Onion Creek Campground. S facing slope. Moderately abundant. Full sun. In fine, sandy, granitic soil of open, dry meadow in mixed conifer forest. Annual. Sepal margins white. 1841 Comment
  UC856587  Lepidium virginicum A. A. Heller 1917-8-13 12909 Placer near Summit Hotel 2133 Comment
  SACT001403  Leptochloa fascicularis Josephine Van Ess 1976-7-28 Placer Coillected about .25 mile west of Country Acres Lane. Wet ditch bank at edge of water. 21.3 Comment
  UC1123934  Leptodactylon pungens N. French 1934-6-19 426 Placer Devils Peak; Tahoe National Forest, Truckee Quad. 2346 Comment
  SD241131  Leptosiphon bicolor George K. Helmkamp, E. A. Helmkamp 2010-4-17 15899 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
  JEPS127499  Leptosiphon ciliatus Steve Matson 1997-7-15 11 Placer Tahoe north shore; Snow Creek watershed, Tahoe Vista/Kings Beach. Comment
  UCD118758  Leptosiphon filipes Ted Niehaus 1959-5-3 98 Placer Granite Bay park, north shore of Folsom Lake. Comment
  CAS-BOT-BC334599  Leucanthemum vulgare Peter H. Raven 1956-8-4 9982 Placer Blue Canyon, Sierra Nevada 1432 Comment
  UCD134133  Leucanthemum vulgare R. N. Raynor 1939-5-31 s.n. Placer along Highway 3 miles above Auburn. Comment
  UC1121018  Leucothoe davisiae N. French 1934-7-7 499 Placer Tahoe National Forest, Texas Hill Texas Hill; Tahoe National Forest, Texas Hill 1524 Comment
  CHSC114320  Leucothoe davisiae T. C. Fuller 1973-8-23 19982 Placer Just S. E. of Robinson Flat Guard Station, Placer Co. 2164 Comment
  CAS-BOT-BC123020  Lewisia kelloggii Albert Kellogg 1870-6-27 s.n. Placer Sierra Nevada. Camp Yuba, Cisco Comment
  JEPS73656  Lewisia kelloggii subsp. kelloggii L. R. Heckard with G. L. Stebbins 1973-6-17 3444 Placer about 7 air miles SE of Emigrant Pass (summit of Big Valley Bluff) 1935 Comment
  CAS-BOT-BC444159  Lewisia nevadensis Alice Eastwood 1909-1-1 271 Placer Lake Tahoe Region. Ward Creek Comment
  UC1136687  Lewisia nevadensis N. French 1934-6-19 319 Placer 1/4 mi w Devil's Peak; Tahoe National Forest, Colfax quadrangle Comment
  UC192284  Lewisia nevadensis C. F. Sonne 1884-6-29 Placer meadow near old mill at Donner Lake Donner Lake Comment
  POM101912  Lewisia triphylla Marcus E. Jones 1882-6-28 2629 Placer Emigrant Gap. Comment
  UCD22147  Lewisia triphylla Rex Palmer 1979-6-19 N 230 Placer Headwaters basin area of the North Fork of the American River Comment
  CAS-BOT-BC436047  Ligusticum grayi A. A. Heller 1917-8-14 12933 Placer Mt. Lincoln south of Summit valley 2499 Comment
  CHSC74056  Ligusticum grayi Susi Urie 1998-8-28 98 -137 Placer Lake Tahoe Basin--National Forest. Middle of Page Meadows; about 2 mi west of Lake Tahoe and Sunnyside. [Lat./Long. on label is '39 degrees 9' N; 120 degrees 11' W']. 2115 Comment
  UCD43374  Ligusticum grayi C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-12 742 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  UCR218237  Lilium humboldtii subsp. humboldtii George K. Helmkamp, Mary Alice Barnes & Mary Jane Ganibe 2010-7-2 16442 Placer Sierra Nevada Mountains Foothills, Iowa Hill Road, 1.3 miles SE of its junction with Canyon Way in Colfax 418 Comment
  CAS-BOT-BC130775  Lilium pardalinum A. M. Vollmer; L. Beane 1951-7-1 188 Placer Bear Valley, east of Nevada City Comment
  CAS-BOT-BC508483  Lilium parvum H. M. Hall 1910-7-1 8155 Placer Near Cisco, Sierra Nevada Mountains 1859 Comment
  CAS-BOT-BC508489  Lilium parvum A. M. Vollmer; L. Beane 1951-7-1 190 Placer Bear Valley, east of Nevada City Comment
  SEINET8480782  Lilium parvum P. A. Lehenbauer 1934-7-8 s.n. Placer Cisco. 1707 Comment
  LA84032  Lilium washingtonianum O. H. Kappler; 1946-6-18 1321 Placer Lake Tahoe, NW shore 1920 Comment
  RSA75614  Lilium washingtonianum Albert M. Vollmer, L. Beane 1951-07 191 Placer Bear Valley, east of Nevada City Comment
  SEINET7725732  Lilium washingtonianum Unknown Placer Summit Comment
  CAS-BOT-BC133074  Lilium washingtonianum subsp. washingtonianum Alice Eastwood 1909-1-1 184 Placer Sunnyside, Lake Tahoe Region Comment
  UCR246823  Lilium washingtonianum var. washingtonianum George K. Helmkamp, E. A. Helmkamp 2010-7-28 16650 Placer Northern Sierra Nevada Mountains, Forest Hill Road at Hidden Treasure Road, 10.4 miles northeast of the city of Foresthill 1384 Comment
  SBBG122297  Limnanthes alba G. K. Helmkamp with E. A. Helmkamp 2008-4-17 13290 Placer Sacramento Valley Ranch House Rd, 0.2 mi SE of Sheridan 37 Comment
  UCD116450  Limnanthes alba Lynn Gould 1962-4-17 53 Placer on P. F. E. Road 6 miles west of Roseville. 45 Comment
  UCD116462  Limnanthes alba subsp. alba Beecher Crampton 1953-4-13 1096 Placer Sunnybrook Farms, 2 miles north Lincoln, Francheschi Ranch. Comment
  UCR253145  Limnanthes alba subsp. alba George K. Helmkamp, Amy Barnes 2014-4-23 22812 Placer Sierra Nevada Mountains Foothills, Spring Garden Road, at the north side of its junction with Foresthill Road, 8.4 km west of Foresthill 720 Comment
  UC372594  Limnanthes alba subsp. versicolor Marcus E. Jones, A. M. 1882-6-28 3285 Placer Emigrant Gap Comment
  POM86007  Limnanthes alba var. detonsa Marcus E. Jones 1882-5-28 3285 Placer Emigrant Gap. Comment
  UCD162577  Limosella aquatica Steve Matson 2003-6-9 792 Placer nSNH; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; north side of Highway 267, west of Martis Creek, vernal pool. 1780 Comment
  UCR240726  Linanthus harknessii George K. Helmkamp, E. A. Helmkamp 2012-6-19 19235 Placer Northern Sierra Nevada Mountains, Foresthill Road, 6.9 miles east of its junction with Devil's Thumb Road 1973 Comment
  POM74920  Linanthus pungens subsp. pulchriflorus Marcus E. Jones 1882-06 s.n. Placer Emigrant Gap. Comment
  UCD162567  Linaria vulgaris Steve Matson 2004-8-1 909 Placer nSNH; Tahoe Basin; Tahoe City near lakeshore at Truckee River outlet. NE of Gate Keepers Cabin. 1900 Comment
  UC1191861  Lindernia dubia var. dubia Malcolm A. Nobs and S. Galen Smith 1949-8-22 1543 Placer sw city limits Roseville Comment
  UCD160959  Lithophragma G. Ledyard Stebbins 1978-5-27 s.n. Placer El Dorado National Forest. East side of Big Crater. (Exact location unknown. Coordinates estimated by label maker.) 1219 Comment
  UC402485  Lithophragma bolanderi W. W. Mackie 1904-4 Placer near Auburn (American River Canyon); American River Canyon Comment
  CAS-BOT-BC435494  Lithophragma glabrum Alice Eastwood 1912-6-15 376 Placer Deer Park, Lake Tahoe Region Comment
  CAS-BOT-BC435606  Lithophragma glabrum A. A. Heller 1917-6-17 12684 Placer Near the Yuba river below Cisco 1676 Comment
  UCD22328  Lithophragma glabrum Rex Palmer 1979-6-9 N 170 Placer Headwaters basin area of the North Fork of the American River Comment
  CAS-BOT-BC441140  Lithophragma parviflorum A. A. Heller 1917-6-17 12698 Placer Low, gravelly places along the YUba River below Cisco 1676 Comment
  UC79326  Lithospermum ruderale C. F. Sonne June 1886 Placer <Road to Lake Tahoe> Comment
  CDA36912  Lolium multiflorum CDFA Staff 2000-5-24 s.n. Placer Dry Creek. 0 Comment
  SACT001451  Lolium perenne D. Meyer 1983-6-18 Placer Roadside drainage ditch. 412.0 Comment
  SACT001452  Lolium perenne D. Meyer 1983-6-18 Placer Shady area. 1170.0 Comment
  UCSB32284  Lomatium bicolor Bingham, R. F. (Mrs.) 1882-1 Placer Auburn Comment
  JEPS72677  Lomatium nevadense var. nevadense Gladys L. Smith and Betsy Wilson 1972-6-20 3281 Placer Ward Peak 2621 Comment
  CHSC24728  Lomatium utriculatum T. C. English 1976-4-11 21 Placer At foot of cliff 2 mi w of Hwy 49 bridge on n fork of the American River, n side of abandoned R.R. 335 Comment
  HSC82526  Lomatium utriculatum Thomas W. Nelson 1979-4-10 4581 Placer Along W side of Sierra College Blvd. between I-80 and Douglas Blvd. Comment
  SEINET9675004  Lomatium utriculatum M. Dailey 1959-4-12 11 Placer 4 miles east of Roseville on the north side of U.S. Highway 40. 76 Comment
  CAS-BOT-BC240670  Lonicera interrupta Saichi Kawahara 1969-5-24 837 Placer Slope overlooking the north fork of the American River on the Colfax-Iowa Hill Road between Dinner Tree and Windy Point 585 Comment
  CHSC74080  Lonicera involucrata var. involucrata Susi Urie 1998-8-13 98 -033 Placer Meadow along the south side of Ward Creek, about 1.5 mi west of Lake Tahoe and Sunnyside. 2097 Comment
  UC1125271  Lonicera involucrata var. involucrata N. French 1934-7-10 508 Placer 1 mi e Fordyce Lake; Tahoe National Forest, Truckee Quadrangle Comment
  POM27260  Lotus argophyllus var. fremontii Marcus E. Jones 1882-7-3 3338 Placer Colfax. Comment
  UCD41422  Lotus corniculatus A. M. Shapiro 2002-6-15 s.n. Placer Old Highway 40, Donner Pass-Norden area. 2133 Comment
  CDA11997  Lotus humistratus G. F. Hrusa 1995-5-2 12178 Placer Sierra Nevada; Approx. 1 km. on Mosquito Ridge Rd. past Gorman Ranch Rd. intersection. Comment
  UCR250593  Lotus humistratus George K. Helmkamp, Mary Alice Barnes 2013-5-3 20467 Placer Foothills, northern Sierra Nevada Mountains, SW edge of Foresthill, Mosquito Ridge Road, 0.2 mile south of Forest Hill Road 974 Comment
  UCR250903  Lotus humistratus George K. Helmkamp, Mary Alice Barnes 2013-4-18 20345 Placer Northern Serrra Nevada Mountains Foothills, Yankee Jim Road, 0.9 mile east of its junction with Canyon Way, 4.4 miles SE (167 deg. ) of Colfax 561 Comment
  UCR208613  Lotus micranthus George K. Helmkamp, E. A. Helmkamp 2009-5-7 14614 Placer Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 9.8 miles east of its junction with Forest Hill Road in Foresthill 433 Comment
  RSA790110  Lotus nevadensis var. nevadensis George K. Helmkamp, E. A. Helmkamp 2011-7-26 17854 Placer Emigrant Gap Road, 0.1 mile west of its junction with US-80, 0.65 mi. NE (65 deg ) of Emigrant Gap 1590 Comment
  RSA406230  Lotus oblongifolius var. nevadensis Wm. Martin 1971-9-10 20280 Placer Blue Canyon Creek, 2 miles south of Ranger Station, Tahoe Natl. Forest. Comment
  RSA689638  Lotus oblongifolius var. nevadensis Beecher Crampton 1972-7-26 8855 Placer 1 miles west of Cisco Grove o n Interstate 80. 1677 Comment
  UC147593  Lotus oblongifolius var. oblongifolius Harriet A. Walker 1908-6-24 1289 Placer Blue Canyon 1432 Comment
  UC15725  Lotus oblongifolius var. oblongifolius Mrs. M. M. Hardy 1893-1 Placer Comment
  JEPS24946  Lotus pinnatus Marcus E. Jones, A. M. 1882-6-27 3282 Placer Emigrant Gap Comment
  CDA12426  Lotus purshianus G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8555 Ab Placer Lake Tahoe; N side of upper Ward Valley, 4 mi SW of Tahoe City. Comment
  SEINET11265986  Lotus purshianus var. purshianus George Helmkamp, E. A. Helmkamp 2010-10-16 17016 Placer Northern Sierra Nevada Mountains Foothills: Yankee Jim's Road, 0.5 miles north of Forest Hill Road in Foresthill, near intersection with Mayflower Rd (Foresthill 7.5' Q.); 0 948 Comment
  UC207653  Lotus purshianus var. purshianus H. M. Hall 1910-7-1 8734 Placer near Cisco; Sierra Nevada Mountains 1828 Comment
  UC65767  Lotus purshianus var. purshianus P. B. Kennedy and S. B. Doten 1901-8-18 413 Placer French Meadows Comment
  CHSC118006  Lotus uliginosus G. 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
  POM27033  Lotus unifoliolatus Marcus E. Jones 1882-7-3 s.n. Placer Alta. Comment
  SEINET8057790  Lupinus J. C. Baker 1996-3-24 s.n. Placer Hastings Creek, 21 km SE of Auburn 244 Comment
  UCR208573  Lupinus albifrons var. collinus George K. Helmkamp, E. A. Helmkamp 2009-5-7 14607 Placer Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 4.4 miles east of its junction with Forest Hill Road in Foresthill 805 Comment
  POM27663  Lupinus andersonii var. andersonii Marcus E. Jones 1882-7-3 s.n. Placer Dutch Flat Comment
  JEPS46160  Lupinus apertus L. S. Smith 1927-8-5 2150 Placer Robertson Flat Ranger Station Tahoe National Forest, Forest Hill District (Forest Hill District) 2346 Comment
  UCD22019  Lupinus apertus Rex Palmer 1979-6-9 N 159 Placer Headwaters basin area of the North Fork of the American River 2438 Comment
  JEPS46223  Lupinus apertus L. S. Smith 1931-6-3 2553 Placer summit at Duncan Peak (Tahoe Forest); , Duncan Peak 2133 Comment
  UCD106669  Lupinus arbustus A. A. Heller 1909-7-16 9857 Placer Summit. Comment
  UC170081  Lupinus arbustus var. arbustus Helen D. Geis 1912-6 68 Placer Deer Park Comment
  UCR233387  Lupinus argenteus var. argenteus George K. Helmkamp, E. A. Helmkamp 2011-8-26 18162 Placer Northern Sierra Nevada Mountains, Forest Hill Road, 3.6 miles east of its junction with Mesquite Road in the city of Foresthill 1402 Comment
  RSA0039076  Lupinus benthamii George K. Helmkamp, Mary Alice Barnes 2013-4-18 20362 Placer Yankee Jim Road, 2.4 miles east of its junction with Canyon Way, 2.5 mi. ENE (78 ) of Weimar 512 Comment
  UCR207852  Lupinus benthamii George K. Helmkamp, E. A. Helmkamp 2009-4-22 14556 A Placer Sierra Nevada Mountains Foothills, Forest Hill Road 0.8 mile east of its junction with CA-49 and the North and Middle Forks of the American River 277 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
  UCR208610  Lupinus benthamii George K. Helmkamp, E. A. Helmkamp 2009-5-7 14626 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
  UC1949024  Lupinus benthamii Barbara Ertter with David Thompson 1989-4-9 8199 Placer Coloma Road E of Auburn Comment
  HSC37413  Lupinus bicolor Thomas W. Nelson 1972-11-25 710 Placer Del Oro Rd. near Roseville Comment
  HSC82233  Lupinus bicolor Thomas W. Nelson 1979-4-10 4593 Placer Along W side of Sierra College Blvd. between I-80 and Douglas Blvd. Comment
  SEINET5328112  Lupinus bicolor A. Allen 1950-4-29 20 Placer 3 miles east of Roseville on Highway 40 Comment
  UC147590  Lupinus grayi Harriet A. Walker 1908-6-24 1281 Placer Blue Canyon 1432 Comment
  UC149855  Lupinus grayi Katharine Brandegee July 1910 Placer Gold Run 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
  CAS-BOT-BC438823  Lupinus microcarpus var. densiflorus George K. Helmkamp; Mary Alice Barnes 2013-5-3 20459 Placer Northern Sierra Nevada Mountains Foothills: Forest Hill Road, 4.8 miles east of its junction with Upper Clementine Lake Road, 10.1 mi. NE (52 deg. ) of Auburn. 672 Comment
  UC1129597  Lupinus microcarpus var. densiflorus N. French 1933-6-6 76 Placer near Rattlesnake Bridge; Sacramento Quadrangle 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
  RSA0038508  Lupinus nanus George K. Helmkamp, Mary Alice Barnes 2013-5-3 20471 Placer Mosquito Ridge Road, 1.1 miles south of Forest Hill Road 962 Comment
  UC1586093  Lupinus nanus Barbara Ertter with David Thompson 1989-4-9 8197 Placer ne Auburn (halfway down road to Lake Clementine (= North Fork Lake)); dwn rd to Lake Clementine (= North Fork Lake), ne of Auburn 304 Comment
  UC711000  Lupinus nanus C. L. Hitchcock 1940-5-4 6388 Placer ca 6 mi n Colfax (Meier Ranch); n of Colfax 762 Comment
  UCR246785  Lupinus nanus CDFA Staff 2006-1 s.n. Placer Nute Ranch, near Nute Road Comment
  UCR250065  Lupinus nanus George K. Helmkamp, Mary Alice Barnes 2013-5-3 20471 Placer Foothills, northern Sierra Nevada Mountains, Mosquito Ridge Road, 1.1 miles south of Forest Hill Road 962 Comment
  UCR258987  Lupinus nanus George K. Helmkamp, Amy Barnes 2014-3-21 22626 Placer Sacramento Valley, Riosa Road at the east side of its junction with CA-65, just west of Sheridan 33 Comment
  UC1129684  Lupinus rivularis B. Bolt 1934-8-22 193 Placer 1 mi se Johnson's Monument; Tahoe National Forest, Truckee Quad. Comment
Read comments
Jul 19 2018
  SEINET12902685 Image available Lupinus silvicola A. A. Heller 1909-1 9857 Placer Summit 2134 Comment
  UCD142068  Luzula comosa Beecher Crampton 1966-4-14 7649 Placer 2.5 miles east of Lincoln. Comment
  UCD42901  Luzula comosa C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 269 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  UCR235387  Luzula comosa George K. Helmkamp, E. A. Helmkamp 2012-5-11 18949 Placer Northern Sierra Nevada Mountains Foothills, Finning Mill Road, 1.2 miles north of its junction with Forest Hill Road 1104 Comment
  CHSC96780  Luzula comosa var. laxa G. F. Hrusa; A. Juncosa, J. Hunter 1991-7-15 8531 Ab Placer Lake Tahoe. N side of upper Ward Valley, 4 m SW of Tahoe City. 2100 Comment
  JEPS102475  Lythrum portula Lowell Ahart 2001-10-10 9344 Placer French Meadows Reservoir, near boat or trail access area on NW side of reservoir, about 1 mi SW of bridge across Middle Fork of American River, about 2 mi SW of Ahart Camp, about 22 mi (air) NE of Forest Hill. Comment
  UCD134169  Madia citrigracilis G. K. Helmkamp; E. A. Helmkamp 2006-6-14 10703 Placer Northern Sierra Nevada Mountains: 0.2 mile N of Forest Hill Road on unnamed road to Lake Clementine (general area NE of Auburn on Forest Hill Divide). 487 Comment
  CDA37077  Madia elegans CDFA Staff s.n. Placer Nute Ranch, near Nute Road. 0 Comment
  UCR250353  Madia elegans George K. Helmkamp, Mary Alice Barnes 2013-5-3 20489 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
  CHSC73019  Madia glomerata L. P. Janeway 1998-8-6 5981 Placer Lake Tahoe Basin Management Unit - National Forest. North side of Blackwood Creek, 1.7 mi west of Lake Tahoe. Meadow complex. 1938 Comment
  JEPS126350  Madia glomerata Steve Matson 1998-7-28 353 Placer Tahoe north shore; Snow Creek Watershed, Tahoe Vista/Kings Beach; dirt roas extension of North Ave. at junction with west fork of Snow Creek. Comment
  RSA0045149  Madia glomerata George K. Helmkamp, E. A. Helmkamp 2012-9-25 19919 Placer Laing Road, parallel to I-80; 0.2 mile east of its junction with Emigrant Gap Road. 1611 Comment
  UCD134265  Madia glomerata G. K. Helmkamp; E. A. Helmkamp 2007-8-1 12646 Placer Northern Sierra Nevada Mountains. Donner Pass Road between Donner and Norden, about 0.2 mile E of the Nevada County border. 2151 Comment
  SD81181  Madia gracilis Darley F. Howe 1971-6-29 Placer 1.4 miles east of Forest Hill. 1095 Comment
  CAS-BOT-BC345247  Madia subspicata Eric Brenner; John Hunter 1996-5-26 002 Placer Tahoe National Forest, along Forest Hill Rd at Mosquito Ridge at Volcano Canyon 1870 Comment
  SBBG58728  Maianthemum racemosum M. N. Ackley -Jun-1925 675 Placer Summit 2138 Comment
  UCD139046  Maianthemum racemosum C. J. W. 1913-7-1 159 Placer Emigrant Gap. Comment
  CAS-BOT-BC512083  Maianthemum racemosum subsp. amplexicaule John H. Thomas; Hazelle A. Thomas 1956-7-21 6121 Placer Vicinity of Donner Pass, about 80 miles northeast of Sacramento; Sierra Nevada 2377 Comment
  RSA377710  Maianthemum stellatum Bonnie C. Templeton 1931-7-4 1502 Placer Near Meeks Bay, Lake Tahoe 2280 Comment
  SEINET12049610  Maianthemum stellatum J. H. Nishida 1985-1 785 Placer Homewood 1829 Comment
  SEINET8491615  Maianthemum stellatum P. A. Lehenbauer 1932-6-26 s.n. Placer Tahoe City. Comment
  SEINET8551152  Marah fabacea D. Henrikson 1964-3-21 s.n. Placer Placerville. Comment
  CDA19494  Marrubium vulgare M. I. Wibawa 2002-5-27 267 Placer Sacramento Valley; American River bike trail to Folsom Lake State Recreation Area. 91 Comment
  SD237342  Matricaria discoidea G. K. Helmkamp, E. A. Helmkamp 2010-4-23 15919 Placer Sierra Nevada Mountains Foothills: along Salmon Falls Road, 5.6 miles south of its junction with CA-49 at Pilot Hill, 0.65 mi. north of the American River crossing. 199 Comment
  CAS-BOT-BC348064  Matricaria discoidea Peter H. Raven; G. L. Stebbins, Jr. 1952-4-20 4023 Placer North Fork American River south of Auburn near bridge on Rt. 49 213 Comment
  CDA37174  Matricaria discoidea CDFA Staff 1975-4-17 s.n. Placer Loomis; David Takagishi property, northeast of the junction of Sierra College Blvd. & Interstate 80. 0 Comment
  RSA782371  Medicago polymorpha George K. Helmkamp, E. A. Helmkamp 2010-4-23 15913 Placer along Salmon Falls Road, at Miners Valley Rd., 4.5 miles south of junction with CA-49 at Pilot Hill 287 Comment
  CAS-BOT-BC269215  Melica aristata California Academy of Sciences 1870-6-1 s.n. Placer Cisco, Sierra Nevada Mountains 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
  JEPS75173  Melica bulbosa Gladys L. Smith 1972-6-20 3261 Placer Ward Peak 2590 Comment
  UCD18259  Melica bulbosa E. A. Dean; N. Wymer, T. and M. Starbuck 1998-8-15 471 Placer NW shore of Lake Tahoe, W of Hwy 89, S of Donner Lake, upper slopes and meadows of Squaw Valley Ski Resort. 2499 Comment
  UCR208539  Melica bulbosa George K. Helmkamp, E. A. Helmkamp 2009-5-7 14612 Placer Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 9.8 miles east of its junction with Forest Hill Road in Foresthill 433 Comment
  UCD36656  Melica californica Beecher Crampton 1955-6-15 2877 Placer Placer County, Bunch Canyon, 2 miles south of U.S. Highway 40, on Forest Hills Road. Comment
  UCD86450  Melica californica Beecher Crampton 1957-5-7 3980 Placer 3.2 miles north of city of Roseville, along railroad and U.S. Highway 99E. Comment
  UCR253128  Melica californica George K. Helmkamp, Amy Barnes 2014-4-23 22808 Placer Sierra Nevada Mountains Foothills, Spring Garden Road, at the north side of its junction with Foresthill Road, 8.4 km west of Foresthill 720 Comment
  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
  SACT001502  Melica californica Josephine Van Ess 1980-5-7 Placer Collected about 1 mile east of highway 49. roadside serpentine area. 4146.0 Comment
  SACT001498  Melica californica var. nevadensis Michael Baad 1976-6-3 Placer 1.1 miles east of bridge. 3.3 miles east of Auburn on Old Auburn to Foresthill Road. Southwest facing slope. 217.0 Comment
  UCD87278  Melica fugax A. A. Heller 1917-6-17 12699 Placer Along the Yuba River below Cisco. 1676 Comment
  UCD87289  Melica fugax Mrs. H. P. Kelley 1915-6-19 s.n. Placer Squaw Valley. Comment
  SACT001518  Melica harfordii Michael Baad 1983-7-11 Placer 3.5 air miles southeast of 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
  SACT001528  Melica stricta Michael Baad 1976-8-4 Placer Ascent of creek bed draining Comment
  SACT001531  Melica stricta Michael Baad 1983-8-11 Placer On trail from Whiskey Creek to Mildred Ridge 2133.0 Comment
  UCD88310  Melica stricta Tamara Kan 1992-7-25 s.n. Placer East slope of Silver Peak. 2377 Comment
  CHSC68074  Melica subulata James D. Jokerst 1986-7-12 2691 Placer Trail from The Cedars, high Sierra Nevada NW of Donner Lake, S side of river along trail from Chickerings home upstream to Blue and Gold Meadow. Comment
  SEINET3817935 Image available Melica torreyana George K. Helmkamp, E. A. Helmkamp 2012-5-5 18915 Placer Northern Sierra Nevada Foothills, Lake Clementine Road, 1.2 miles west of its junction with Foresthill Road, 0.3 air mi SE (123degrees) of Clementine Dam on the American River (Auburn 7.5' Q. 396 Comment
  UC872397  Mentzelia dispersa unknown 12885 Placer Upper limit of the yellow pine belt (P. Jeffreyi) Summit Station 2121 Comment
  CAS-BOT-BC428534  Micranthes aprica Alice Eastwood 1909-1-1 281 Placer Lake Tahoe Region. Wards Pass. Comment
  UCD22376  Micranthes aprica Rex Palmer 1979-5-27 N 75 Placer Headwaters basin area of the North Fork of the American River. Comment
  CAS-BOT-BC428877  Micranthes californica G. L. Stebbins 1978-5-27 7873 Placer East side of Big Crater 1341 Comment
  UCD75821  Micranthes nidifica Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5176 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
  UCD43912  Micranthes oregana C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-9 1278 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  UC88376  Micropus californicus var. californicus T. S. Brandegee June 1883 Placer Auburn Comment
  CAS-BOT-BC349323  Microseris nutans L. S. Smith 1926-5-26 1868 A Placer Tahoe National Forest. Duncan Canyon 1676 Comment
  UCR130217  Microseris nutans George K. Helmkamp, E. A. Helmkamp 1999-6-30 5095 Placer Northern Sierra Nevada Mtns., Soda Springs Rd 0.9 mi south of Donner Pass Rd, approaching Ice Lakes 2104 Comment
  CAS-BOT-BC349329  Microseris nutans Alice Eastwood 1912-6-15 s.n. Placer Dear Park, Lake Tahoe Region Comment
  CAS-BOT-BC349330  Microseris nutans Alice Eastwood 1912-6-15 s.n. Placer Dear Park, Lake Tahoe Region Comment
  CAS-BOT-BC322771  Microseris sylvatica Gordon H. True 1971-5-26 6546 Placer Northern limits of Lincoln 48 Comment
  UCD82964  Microsteris gracilis Albert Grigarick 2009-6-15 111 Placer E of Truckee, 30 yds. W of the S end of Martis Creek Reservoir. 1777 Comment
  CDA19493  Mimulus aurantiacus M. I. Wibawa 2002-5-27 266 Placer Sacramento Valley; Folsom Lake State Recreation Area. 121 Comment
  UCD144313  Mimulus aurantiacus G. F. Hrusa 1995-5-20 12185 Placer Approximately 1 km on Mosquito Ridge Rd past Gorman Ranch Road intersection. 700 Comment
  UCR233243  Mimulus aurantiacus George K. Helmkamp, E. A. Helmkamp 2011-7-9 17688 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 10.8 miles southeast of its junction with Foresthill Road 503 Comment
  POM43872  Mimulus aurantiacus var. grandiflorus Marcus E. Jones 1882-6-28 3288 Placer Emigrant Gap. 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
  UCD162578  Mimulus breweri Steve Matson 2003-6-9 789 Placer nSNH; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; 100 meters north of Highway 267, 50 meterswest of Martis Creek. 1780 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
  UCD75935  Mimulus breweri Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5160 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
  UC1272391  Mimulus congdonii Mrs. M. E. P. Ames 1896-1 Placer Auburn Comment
  SCFS1142  Mimulus guttatus E. Krimmel, F. Felix 2013-7-28 Placer NFAm. Swimming Hole Trail. Stop #5. Comment
  UC147643  Mimulus guttatus Harriet A. Walker 1908-6-23 1209 Placer Blue Canyon 1432 Comment
  UCR250647  Mimulus guttatus George K. Helmkamp, Mary Alice Barnes 2013-4-18 20377 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
  RSA519035  Mimulus guttatus Barbara J. Ertter, David M. Thompson 1989-4-8 8173 Placer Iowa Creek Road, ca 2 miles from I-80 near entrance to Auburn State Recreation Area, at creek crossing. 518 Comment
Read comments
Jun 25 2013
  RSA0042077  Mimulus kelloggii George K. Helmkamp, Mary Alice Barnes 2013-4-18 20346 Placer Yankee Jim Road, 0.9 mile east of its junction with Canyon Way, 4.4 miles SE (167 ) of Colfax 561 Comment
  CDA41695  Mimulus leptaleus S. E. Schoenig 1998-8-16 98 -82 Placer Northeast corner of Feeley Lake, 15 meters from shore. Tahoe National Forest. Comment
  CDA41700  Mimulus leptaleus S. E. Schoenig 1998-8-29 98 -79 Placer Adjacent to trail Glacier Lake, 0.5 miles east of intersection with Sand Ridge Trail. Comment
  UC124357  Mimulus lewisii T. S. Brandegee Sept. 1888 Placer Donner Comment
  UCD42965  Mimulus lewisii C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 334 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  UC112827  Mimulus microphyllus Katharine Brandegee 1908-6-5 Placer Magra Station Comment
  UC725532  Mimulus microphyllus A. A. Heller 1941-5-10 16120 Placer 1 mi n Lincoln (along U. S. Highway #99E) Comment
  UCD75960  Mimulus moschatus Ellen Dean, M. Starbuck,; G. Harrington, M. Bibbo, J. Poloske, K. Mawdsley 2008-7-20 5222 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
  UC124419  Mimulus nasutus A. Kellogg 1870-1-1 Placer Cisco Comment
  UC112815  Mimulus pilosus Katharine Brandegee July 1908 Placer Cape Horn Comment
  RSA569209  Mimulus primuloides Bonnie C. Templeton 1931-7-5 1507 Placer Near Meek's Bay, Lake Tahoe. 2280 Comment
  UC445176  Mimulus primuloides J. A. De Cou 1900-8-3 Placer McKinneys Tahoe Comment
  UCD21889  Mimulus primuloides Rex Palmer 1979-7-9 N 451 Placer Onion Creek meadow #2. Comment
  SEINET12343283  Mimulus primuloides H. A. Walker 1910-6-19 2151 Placer Donner Lake Comment
  UCD44654  Mimulus primuloides var. primuloides C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 2020 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  JEPS8144  Mimulus torreyi W. L. Jepson 1918-8-20 8078 Placer Tahoe City Lake Tahoe 1905 Comment
  UC445165  Mimulus torreyi Miss Martha Brier Placer near Fowler; Bear Valley Comment
  SCFS5110  Mimulus torreyi F. Felix, Erica Krimmel 2013-5-19 8 Placer North Fork American River, 0.3 mile east Heath Falls overlook, on trail Comment
  UC1047919  Mimulus torreyi Kay H. Beach 1940-9-12 1053 Placer near Soda Springs; Sierra Nevada Mountains Comment
  CAS-BOT-BC174571  Minuartia californica Gordon H. True 1971-4-9 6462 Placer Northern limits of Lincoln 48 Comment
  UC465579  Minuartia californica Francis Ramaley 1917-4-13 11105 Placer Lincoln Comment
  CAS-BOT-BC174686  Minuartia cismontana G. L. Stebbins 1978-5-28 7895 Placer East end of Ralston Ridge 1554 Comment
  RSA320412  Mitella breweri James R. Shevock 1979-6-23 6267 Placer Along the Yuba River adjacent to Interstate 80. Tahoe National Forest. 1829 Comment
  CDA17967  Mollugo verticillata K. Connolly 1999-10-8 PDR 1222844 Placer Sierra Nevada; Sierra View Nursery, Loomis, CA. 129 Comment
  OBI39809  Monarda citriodora Joy H. Nishida 1985-7-10 776 Placer Homewood 1829 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
  POM62725  Monardella odoratissima subsp. pallida Harriet Ann Walker 1908-7-25 1389 Placer Cisco Comment
  RSA751290  Monardella odoratissima subsp. pallida George K. Helmkamp, E. A. Helmkamp 2008-8-20 14030 Placer Soda Springs Road, 1.9 miles south of its junction with Donner Pass Road and beside (completely dry) Serena Creek 2107 Comment
  SD234897  Monardella odoratissima subsp. pallida G. K. Helmkamp, E. A. Helmkamp 2008-8-20 14030 Placer Northern Sierra Nevada Mountains: Soda Springs Road, 1.9 miles south of its junction with Donner Pass Road and beside (completely dry) Serena Creek. 2107 Comment
  SEINET3246123  Monardella odoratissima subsp. pallida G. K. Helmkamp, E. A. Helmkamp 2007-1 12642 Placer Northern Sierra Nevada Mountains: Donner Pass Road between Donner and Norden, about 0.2 miles east of the Nevada Co. border. 2150 Comment
  UC883619  Monardella odoratissima subsp. pallida P. A. Lebenbauer 1934-6-10 Placer Near Homewood; Lake Tahoe Comment
  UCD125220  Monardella odoratissima subsp. pallida G. K. Helmkamp; E. A. Helmkamp 2007-8-1 12642 Placer Northern Sierra Nevada Mountains: Donner Pass Road between Donner and Norden, about 0.2 mile east of the Nevada County border. 2151 Comment
  UCR241326  Monardella odoratissima subsp. pallida George K. Helmkamp, Mary Alice Barnes, E. A. Helmkamp 2012-9-8 19822 Placer Northern Sierra Nevada Mountains, along Forest Hill Road, 0.7 mile north of Robinson Flat Campground, about 26 miles northeast of Foresthill, Tahoe National Forest 2034 Comment
  RSA401652B  Monardella odoratissima subsp. pallida Julian P. Donahue 1976-7-4 s.n. Placer Blackwood Canyon, approx. 5 miles SW of Tahoe City 2134 Comment
  UC1949381  Montia fontana Barbara Ertter with Niall McCarten and Tom Fraser 1991-3-29 9722 Placer 2-3 miles south of Lincoln Comment
  CAS-BOT-BC445125  Montia parvifolia Marcus E. Jones 1882-6-1 s.n. Placer Emigrant Gap Comment
  UCD149725  Muhlenbergia montana G. Ledyard Stebbins 1977-7-9 7768 Placer Along trail from McKinistry Lake to Rubicon River. (Exact location unknown. Coordinates estimated by label maker.) 1767 Comment
  CDA20398  Myriophyllum sibiricum R. Simon 2002-7-5 PDR P 087235 Placer Sierra Nevada; Martis Reservoir. 0 Comment
  CDA19325  Myriophyllum spicatum R. Kerr 2001-6-21 s. n. Placer Sierra Nevada; Truckee River below Fanny Bridge in the vicinity of Tahoe City. 1896 Comment
  POM312394  Myriophyllum verticillatum S. Galen Smith, Malcolm A. Nobs 1949-8-21 1510 Placer Between Sandy Beach and Agate Bay, noryh end of Lake Tahoe. Comment
  SEINET6412908  Myriopteris gracillima M. J. Williams 1970-6-23 s.n. Placer [Sierra Nevada] Near Cisco Grove 1722 Comment
  JEPS21149  Nama lobbii N. French 1934-5-28 374 Placer 1 1/2 mi w Black Mountain; Colfax Quad., w of Black Mountain 1767 Comment
  UC191808  Nama lobbii C. F. Sonne 1885-7-12 Placer Kneelands Mill Comment
  SEINET5520876  Nama lobbii M. J. Williams 1984-6-24 84- 64 -2 Placer East side of Hwy 20 near intersection with Diamond Creek Road 1646 Comment
  UC1153925  Nassella pulchra Beecher Crampton 1957-5-7 3984 Placer 6.8 mi n Roseville (valley plain); Whitney Ranch Comment
  SD247382  Nasturtium officinale George K. Helmkamp, Mary Alice Barnes 2013-3-3 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 miles east (87 degrees) of Forest Hill. 422 Comment
  CHSC40023  Navarretia capillaris A. A. Heller 1927-8-15 14445 Placer Near the Yuba River, below Cisco, the type station. Comment
Read comments
Jul 21 2010
  CHSC74111  Navarretia capillaris Susi Urie 1998-8-11 98 -011 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
  SEINET4207339  Navarretia capillaris Beth Lowe Corbin 1982-8-11 326 Placer 1.5 mile WNW of Onion Creek campground.; 0 1951 Comment
  RSA562585  Navarretia capillaris Alva Day 1982-7-13 82 -71 Placer Soda Springs Rd. 1.7 mi. N of Chickering property. 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
  CHSC82649  Navarretia divaricata subsp. divaricata Lowell Ahart 2002-7-22 9896 Placer 50 yards northeast of the small natural lake, on the east side of the paved road to Lake Valley Reservoir, about 1/4 mile east of Yuba Gap and Highway 80. 1780 Comment
  UC570285  Navarretia divaricata subsp. vividior G. T. Nordstrom 1934-6-21 150 Placer 0.4 mi nw Mammoth Springs; Tahoe National Forest, Colfax Quad. 1706 Comment
  CHSC83178  Navarretia eriocephala Beecher Crampton 1953-5-14 1273 Placer 3 miles north of Roseville, on Highway 99E. Along railroad right of way. Comment
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Aug 1 2011
  UC762161  Navarretia eriocephala R. F. Hoover 1939-5-10 4093 Placer 2 mi se Sheridan Comment
  RSA91925  Navarretia eriocephala Beecher Crampton 1953-5-14 1273 Placer 3 miles north of Roseville, Hwy 99E. Comment
  POM74987  Navarretia filicaulis Anonymous 1882-7-3 3417 Placer Colfax Comment
  SEINET178555  Navarretia filicaulis Marcus E. Jones 1982-7-3 3417 Placer Colfax Comment
  UC201039  Navarretia intertexta M. K. Curran May 1885 Placer Comment
  UCR120234  Navarretia intertexta subsp. propinqua George K. Helmkamp, E. A. Helmkamp, A. Kerchner 1999-6-30 5070 Placer Northern Sierra Nevada Range, Truckee River, c. 4 mi upstream from Lake Tahoe; 1.1 mi south of Squaw Valley Road 1860 Comment
  POM75635  Navarretia leptalea Marcus E. Jones 1882-6-28 10177 Placer Emigrant Gap. Comment
  POM127678  Navarretia leptalea R. L. Pendleton, F. M. Reed 1907-7-25 1221 Placer Lake Tahoe Region: Road near Lily Lake 2012 Comment
  CDA15936  Navarretia leptalea subsp. bicolor G. F. Hrusa, J. Glazner 1999-7-17 15157 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  CHSC74112  Navarretia leptalea subsp. bicolor Susi Urie 1998-8-11 98 -010 Placer Lake Tahoe Basin--National Forest. About 0.5 mi north of Ward Creek, along a small tributary; about 2 mi west of Lake Tahoe and Sunnyside. Meadow stringer. 2097 Comment
  UC572518  Navarretia leptalea subsp. leptalea N. French 1934-6-22 468 Placer Serena Lake Tahoe National Forest, Truckee Quad. 2407 Comment
  CHSC84507  Navarretia nigelliformis subsp. nigelliformis John Dittes 2003-5-25 2003 -31 Placer Sacramento Valley; approximately 3.3 air-miles south of Lincoln, 0.6 air-miles due east of intersection of State Highway 65 and 12-Bridges Exit. 45 Comment
  UCD36325  Navarretia tagetina Beecher Crampton 1953-5-26 1342 Placer Placer County, 2 miles north of Lincoln, at Chamberlain Ranch, adjacent to Sunnybrook Farm. Comment
  UCD48633  Navarretia tagetina Beecher Crampton 1953-4-26 1342 Placer 2 miles north of Lincoln edge of vernal pool. Comment
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Sep 2 2007
  UCD48634  Navarretia tagetina Anneta Carter 1945-11-4 1737 Placer Permanent pool between highway and railroad enbankment; 3.5 miles northwest of Roseville, Placer County. Comment
  UC880880  Nemophila heterophylla C. L. Hitchcock 1940-5-7 6321 Placer ca 1 mi w Baxter; w of Baxter Comment
  JEPS3148  Nemophila heterophylla L. Constance, J. L. Morrison 1938-4-30 2171 Placer at eastern edge Applegate (Sierra Nevada foothills); , e edge Applegate 609 Comment
  UCR193333  Nemophila parviflora var. austiniae George K. Helmkamp, E. A. Helmkamp 2007-5-30 12192 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 13.5 miles east of its junction with Forest Hill Road in Foresthill, between Mosquito Ridge Lookout and North Fork of Middle Fork American River 800 Comment
  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
  UC880959  Nemophila pedunculata Lewis S. Rose 1940-6-2 40464 Placer 10 mi n Tahoe City; Truckee River, n of Tahoe City 1828 Comment
  UCR121485  Nemophila spatulata George K. Helmkamp, E. A. Helmkamp, A. Kerchner 1999-6-29 5019 Placer Northern Sierra Nevada Range, N of Hwy I-80 at west exit to Donner Lake; opening to Negro Canyon 2134 Comment
  RSA76003  Nemophila spatulata Lincoln Constance 1938-6-6 2279 Placer 6.5 miles west of Cisco, Sierra Nevada. 1585 Comment
  SEINET5536436  Nemophila spatulata L. R. Miller 1936-5-19 s.n. Placer Above Zephyr Cove, Lake Tahoe Comment
  CAS-BOT-BC231505  Nicotiana G. P. Rixford 1914-6-22 s.n. Placer Loomis Comment
  JEPS46463  Nuphar lutea subsp. polysepala Mr. R. P. Sherman Placer Crystal Harbor Lake Tahoe Comment
  JEPS62087  Odontostomum hartwegii Mrs. M. E. Pulsifer Ames 1879-1 Placer Auburn Comment
  JEPS62088  Odontostomum hartwegii E. R. Arp 1935-5-13 Placer Roseville Comment
  UC1714520  Odontostomum hartwegii Mary E. P. Ames April, 1891 Placer Auburn 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
  CAS-BOT-BC500308  Orobanche uniflora subsp. occidentalis Alice Eastwood 1909-8-1 267 Placer Deer Park Comment
  CAS-BOT-BC458060  Orthilia secunda John H. Thomas; Hazelle A. Thomas 1956-7-21 6202 Placer Sierra Nevada. Vicinity of Doner Pass, about 80 miles NE of Sacramento 2377 Comment
  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
  POM286516  Orthocarpus hispidus Lyman D. Benson 1932-7-31 4021 Placer Tahoe Tavern, Sierra Nevada mtn range, Lake Tahoe watershed. 1890 Comment
  SACT001622  Oryza sativa Josephine Van Ess 1976-9-15 Placer Collected about 1 mile south of nicolaus Road. 30.5 Comment
  POM82918  Osmorhiza berteroi Marcus E. Jones 1882-6-29 2734 Placer Emigrant Gap. Comment
  UC875253  Osmorhiza berteroi Marcus E. Jones, A. M. 1882-6-29 2734 Placer Emigrant Gap Comment
  UCSB17656  Osmorhiza brachypoda Hardham, Clare 1961-6-14 Placer Rte. 40 Baxter Comment
  UCD74022  Osmorhiza chilensis Jennifer W. Burt; Sarah Shannon 2005-7-8 144 Placer PlaVada' abandoned ski area (off Hwy 80 at Kingvale exit) - collected from coniferous forest near abandoned ski runs. 1922 Comment
  UCR194696  Osmorhiza chilensis George K. Helmkamp, E. A. Helmkamp 2007-5-30 12202 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 17 miles east of its junction with Forest Hill Road in Foresthill, NW of Ditch Camp 963 Comment
  UCD43287  Osmorhiza occidentalis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-12 655 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  SJSU10635  Oxyria digyna R. L. Fisher 1959-8-16 Placer Anderson Peak 2670 Comment
  UCD22226  Panicum acuminatum var. acuminatum Beth Lowe Corbin 1982-8-11 321 Placer 1 3/4 miles SW of Onion Creek Campground. SE facing slope, 45% incline. Occasional. Full sun. Open rock outcrop in montane chaparral. Perennial. 1920 Comment
  UCD33749  Panicum acuminatum var. fasciculatum Beecher Crampton 1972-7-26 8863 Placer Gold Run, rest stop along Interstate 80. 914 Comment
  UCD88540  Panicum acuminatum var. fasciculatum Beecher Crampton 1969-7-1 8489 Placer Nyack. Interstate Hwy. 80 eastbound. 1615 Comment
  JEPS102508  Panicum capillare Lowell Ahart 2001-10-10 9342 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 a 2 miles SW of Ahart Camp, about 22 miles (air) NE of Forest Hill. 1591 Comment
  SACT001638  Panicum hillmanii Josephine Van Ess 1976-6-7 Placer Collected about 3/8 mile west from Barton Road. Roadside bank next to irrigated orchard. 103.7 Comment
  UCD88972  Paspalum urvillei Beecher Crampton 1965-9-13 7499 Placer Gold Run, Interstate Hwy. 80. 975 Comment
  SD4772  Pedicularis attollens C. F. Sonne Aug 1897 Placer Above Coldstream Comment
  RSA123607  Pedicularis groenlandica E. F. Sprague 1957-7-12 1406 Placer Sugar Bowl, Norden. 2134 Comment
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May 24 2015
  RSA124122  Pedicularis racemosa E. F. Sprague 1957-7-14 1602 Placer Up slope behind Rainbow Tavern and east to end of road. Hwy 40. 1829 Comment
  SEINET13751978  Pedicularis racemosa H. A. Walker 1908-7-29 1502 Placer Cisco 1829 Comment
  UC373264  Pedicularis semibarbata Marcus E. Jones, A. M. Jun 1882 Placer Emigrant Gap Comment
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Sep 7 2010
  UCR177127  Pedicularis semibarbata George K. Helmkamp, E. A. Helmkamp 2005-10-1 9992 Placer Northern Sierra Nevada Mtns., NW of Lake Tahoe; Junction of Bear Creek Dr. and Big John Road (c. 2.2 miles west of Calif. Highway 89 and just south of Alpine Meadows Road) 2015 Comment
  SEINET3153898  Pellaea brachyptera M. E. Jones 1882-6-28 3275 Placer Emigrant Gap Comment
  JEPS74224  Pellaea breweri Gladys L. Smith and Betsy Wilson 1972-6-21 3194 Placer Scott Peak Comment
  POM120623  Pellaea bridgesii Marcus E. Jones 1882-6-28 s.n. Placer Emigrant Gap. Comment
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Sep 7 2010
  CAS-BOT-BC67604  Pellaea bridgesii David D. Keck 1932-6-30 1573 Placer Sierra Nevada - 1 mile E. of Cisco. 1798 Comment
  SEINET3153904  Pellaea bridgesii G. B. Grant 1906-7-20 919 Placer Lake Tahoe, Sierra Nevada Mts. 2438 Comment
  SEINET6626468  Pellaea bridgesii M. J. Williams 1970-6-23 s.n. Placer [Sierra Nevada] Near Cisco Grove 1722 Comment
  CAS-BOT-BC67622  Pellaea mucronata Peter H. Raven; G. L. Stebbins, Jr. 1952-4-20 4018 Placer Abvoe bridge on North Fork American River on Rt. 49. 365 Comment
  CAS-BOT-BC258795  Pennisetum clandestinum R. L. Reeves 1972-10-20 s.n. Placer Grounds of Dewitt State Hospital, 3 miles north of Auburn Comment
  JEPS15110  Penstemon azureus B. Bolt 1934-7-11 96 Placer Cascade Lakes Tahoe National Forest, Truckee Quadrangle Comment
  UC1012168  Penstemon azureus var. angustissimus Francis W. Pennell 1940-6-2 25662 Placer e Auburn (n of American River, Route 49); n of American River, e of Auburn 335 Comment
  UC886820  Penstemon azureus var. azureus A. A. Heller 1917-8-13 12915 Placer ridge nw of Donner Pass; nw of Donner Pass 2377 Comment
  JEPS59355  Penstemon deustus Ezra Brainerd and Viola B. Baird 1915-7-9 106 Placer Bear Rock Sierra Nevada Mts., , Bear Rock (Truckee River) 1889 Comment
  JEPS72216  Penstemon deustus var. pedicellatus Gladys L. Smith 1972-6-20 3242 Placer steep slope just below Ward Peak summit; just below Ward Peak summit 2628 Comment
  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
  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
  RSA78006  Penstemon heterophyllus subsp. purdyi Verne Grant, Alva Grant 1947-05 7971 Placer Weimar. 671 Comment
  UCD33548  Penstemon laetus Beecher Crampton 1969-7-1 8487 Placer 1/4 mile W of Emigrant Gap post office on Interstate Hwy. 80. Comment
  UCD83647  Penstemon laetus Albert Grigarick 2009-9-10 200 Placer Squaw Creek Resort, near base of Cornice II and Headwall lifts. 2286 Comment
  POM114616  Penstemon laetus var. laetus Ralph Hoffmann 1927-7-17 s.n. Placer Pinos. Comment
  POM283535  Penstemon newberryi Lyman D. Benson 1933-6-26 4534 Placer Cisco, U.S. 40; Sierra Nevada mtn range, Bear River watershed. 1829 Comment
  SCFS1211  Penstemon newberryi E. Krimmel 2013-6-29 Placer NFAm. Painted Rock Trail. Comment
  UCD124296  Penstemon newberryi Beecher Crampton 1970-6-25 8626 Placer 1 mile west of Kingvale, Interstate Hwy. 80. 1859 Comment
  UCD70557  Penstemon newberryi Julie Combs 1994-5-31 24 Placer Roadside on westbound Yuba Gap exit on I-80. In mountain chaperral with Pinus, Abies, and Arctostaphylos; growing in crevices in granite on steep dry slope with high light. Common mat forming subshrub, 8-12 cm in height with reddish fls. 1818 Comment
  SCFS5098  Penstemon newberryi F. Felix, Erica Krimmel 2013-5-19 23 Placer North Fork American River, 0.5 mile east Heath Falls overlook, on trail Comment
  NY627310  Penstemon newberryi var. newberryi W. W. Eggleston 1927-8-5 21557 Placer Robertson Flat Region, Tahoe Forest 2000 Comment
  NY627344  Penstemon newberryi var. newberryi A. A. Heller 1917-6-18 12710 Placer Along the Yuba River below Cisco 1645.9 Comment
  UC1341757  Penstemon newberryi var. newberryi Noel H. Holmgren, James L. Reveal 1966-7-19 2907 Placer 1 1/2 mi E of Norden (along old US 40, S of Hwy) Comment
  SEINET12328851  Penstemon parvulus J. H. Nishida 1985-1 781 Placer homewood, Red Fir Forest 1829 Comment
  JEPS15336  Penstemon roezlii N. French 1934-5-28 372 Placer 1 1/2 mi w Black Mountain; Tahoe National Forest, Colfax Quad., w of Black Mountain 1767 Comment
  NY650156  Penstemon roezlii M. E. Jones 1882-7-1 3436 Placer Emigrant Gap Comment
  NY650157  Penstemon roezlii M. E. Jones 1882-7-1 3434 Placer Emigrant Gap Comment
  SEINET4560774  Penstemon roezlii George K. Helmkamp, E. A. Helmkamp 2010-1 16647 Placer Northern Sierra Nevada Mountains; Forest Hill Road at Hidden Treasure Road, 10.4 miles northeast of the city of Foresthill. 1384 Comment
  UC27498  Penstemon roezlii C. J. Fox Jr. July, 1895 Placer Deer Park Inn Comment
  CAS-BOT-BC239578  Penstemon rydbergii var. oreocharis A. A. Heller 1909-7-16 9852 Placer Summit 2133 Comment
  CAS-BOT-BC239583  Penstemon rydbergii var. oreocharis L. S. Smith 1926-6-23 1977 Placer Tahoe National Forest, Squaw Valley Mdw 1889 Comment
  CHSC74278  Penstemon rydbergii var. oreocharis Susi Urie 1998-9-2 98 -217 Placer Large meadow below Hwy 28, between the highway and Lake Forest Road; about 0.2 mi north of Lake Tahoe. 1908 Comment
  JEPS82200  Penstemon rydbergii var. oreocharis Gladys L. Smith 1982-6-24 7426 Placer Goose Meadow 1828 Comment
  POM283710  Penstemon rydbergii var. oreocharis Lyman D. Benson 1942-7-2 11260 Placer Highway junction 1 mile west of Truckee. Truckee River drainage area. 1829 Comment
  UC27422  Penstemon rydbergii var. oreocharis J. Burtt Davy Jun 25 1897-Jun 30 1897 3261 Placer Truckee River Basin Comment
  UC696719  Penstemon rydbergii var. oreocharis L. S. Smith 1928-6-9 2307 Placer Squaw Valley Tahoe National Forest, Squaw Valley 1828 Comment
  CHSC67757  Penstemon speciosus James D. Jokerst 1986-7-13 2726 Placer Trail from The Cedars, high Sierra Nevada SW of Donner Lake, just below the Summit of Needle Peak. Comment
  POM283523  Penstemon speciosus Lyman D. Benson 1932-7-31 4026 Placer Twin Peaks Road, Sierra Nevada, Lake Tahoe watershed. 1951 Comment
  UC27437  Penstemon sudans C. J. Fox Jr. July 1893-July 1895 Placer near Squaw Peak; near Squaw Peak Comment
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Sep 7 2007
  RSA0070766  Pentagramma triangularis Elizabeth Flint 1930-1 87 Placer Near Penryn. 213 Comment
  SEINET6626622  Pentagramma triangularis H. N. Mozingo 75 -5 Placer 2 miles east of Auburn, middle fork of American River Comment
  UCD164637  Pentagramma triangularis subsp. triangularis Brandi Sorensen 1995-6-1 27 Placer .73 kilometers northwest of Colfax. 671 Comment
  CDA15974  Perideridia bolanderi G. F. Hrusa, J. Glazner 1999-7-17 15129 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  UC1123110  Perideridia bolanderi subsp. bolanderi N. French 1934-6-22 472 Placer 1/2 mi w Lake Van Norden; Tahoe N. F., Truckee Quadrangle 2133 Comment
  UCD21672  Perideridia parishii Beth Lowe Corbin 1982-8-10 293 Placer 3/4 mile WSW of Onion Creek campground. In rocky, fine, sandy and organic soil. Flowers white. Mostly shade. SE facing slope, 10% incline. Uncommon. 2023 Comment
  UCD43022  Perideridia parishii subsp. latifolia C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-18 391 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  UCD44418  Perideridia parishii subsp. latifolia C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1784 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  UCD21932  Persicaria lapathifolia Beth Lowe Corbin 1982-8-3 188 Placer Onion Creek campground. In fine, sandy, granitic soil. Herb up to 4' high. Flowers whitish. Partial shade. Locally abundant. Southwest facing slope. 1841 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
  SEINET6744642 Image available Phacelia circinata Marcus E. Jones 1882-1 2813 Placer Emigrant Gap, California Comment
  UCD120496  Phacelia hastata subsp. compacta G. K. Helmkamp; E. A. Helmkamp 2007-7-27 12637 Placer Northern Sierra Nevada Mountains: Southeast end of Cisco Grove; along local road just before it passes under Interstate-80. 1744 Comment
  UCR200861  Phacelia hastata var. compacta George K. Helmkamp, E. A. Helmkamp 2008-9-15 14105 Placer Northern Sierra Navada Mountains, along Foresthill Road 26 miles northeast of the city of Forest Hill 1954 Comment
  UCR207115  Phacelia hastata var. compacta George K. Helmkamp, E. A. Helmkamp 2009-7-16 15217 Placer Sierra Nevada Mountains, Forest Hill Road, 26.1 miles northeast of the city of Foresthill, c. 3/4 mi. NW of Sailor Flat 2020 Comment
  UCR240916  Phacelia hastata var. compacta George K. Helmkamp, E. A. Helmkamp 2012-6-19 19241 Placer Northern Sierra Nevada Mountains, Foresthill Road, 9.2 miles east of its junction with Devil's Thumb Road 2055 Comment
  UCR246828  Phacelia hastata var. hastata George K. Helmkamp, E. A. Helmkamp 2010-7-28 16655 Placer Northern Sierra Nevada Mountains, Forest Hill Road, 22 miles northeast of the city of Foresthill 2041 Comment
  RSA427985  Phacelia heterophylla subsp. virgata Fay A. MacFadden 1934-7-26 12760 Placer Red Mountain Comment
  UC1051796  Phacelia heterophylla subsp. virgata L. R. Heckard 1951-8-9 189 Placer along state hwy 89 about 1.5 mi n Tahoe City; Truckee River canyon 1981 Comment
  JEPS3191  Phacelia hydrophylloides Leland S. Smith 1918-5 2211 Placer Squaw Creek 2133 Comment
  JEPS3234  Phacelia hydrophylloides L. S. Smith 1928-6-19 2370 Placer Ice Lakes Range Tahoe <National> Forest 2133 Comment
  UC24386  Phacelia imbricata State Survey 1865-4-13 4580 Placer dry hills Newcastle Comment
  UCR250361  Phacelia imbricata subsp. imbricata George K. Helmkamp, Mary Alice Barnes 2013-4-18 20369 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
  JEPS1195  Phacelia marcescens M. E. Jones 1882-6-27 3294 Placer Emigrant Gap Comment
  JEPS21168  Phacelia marcescens N. French 1934-5-24 362 Placer N. Fork of N. Fork American River Tahoe National Forest, Colfax Quadrangle 1341 Comment
  SEINET4560778  Phacelia mutabilis George K. Helmkamp, E. A. Helmkemp 2011-1 18175 Placer Northern Sierra Nevada Mountains: Robinson Flat, 0.1 mile south of the campground at Forest Hill Road 2060 Comment
  UC909968  Phacelia mutabilis Marcus E. Jones, A. M. 1882-6-30 2813 Placer Emigrant Gap Comment
  CHSC40977  Phacelia stebbinsii J. D. Jokerst 1984-6-20 2062 Placer Scattered on moss-covered bedrock outcrops that describe a very subtle spur ridge that descends into the canyon of Big Grizzly Cr. Several hundred feet below low mountain top that looks into both the Big Grizzly Cr and Rubicon River canyons. 1112 Comment
  CHSC40967  Phacelia vallicola J. D. Jokerst 1984-6-19 2057 Placer North of Long Canyon Cr., E of Blacksmith Flat. 1127 Comment
  SEINET4691147  Phalaris arundinacea W. D. Billings 1951-7-15 2125 Placer Truckee River near Rampart, 2 miles west of Tahoe City 1859 Comment
  CAS-BOT-BC259077  Phalaris lemmonii Gordon H. True 1971-5-26 6535 Placer Northern limits of Lincoln 48 Comment
  SACT001711  Phalaris lemmonii D. Meyer 1983-5-15 Placer Field at Southeast corner. 36.6 Comment
  SBBG120612  Philadelphus lewisii G. K. Helmkamp with E. A. Helmkamp 2006-6-14 10705 Placer 0.2 mi N of Forest Hill Rd on unnamed rd to Lake Clementine (general area NE of Auburn on Forest Hill Divide) 488 Comment
  UCD117279  Philadelphus lewisii G. K. Helmkamp; E. A. Helmkamp 2006-6-14 10705 Placer Northern Sierra Nevada Mountains: 0.2 mile N of Forest Hill Road on unnamed road to Lake Clementine (general area NE of Auburn on Forest Hill Divide). 487 Comment
  UCD132716  Philadelphus lewisii Ramona Robison 2012-6-21 s.n. Placer Auburn State Recreation Area, along banks of Lake Clementine. 219 Comment
  JEPS75177  Phleum alpinum Gladys L. Smith 1972-8-23 3427 Placer n face Granite Chief (between junction of Pacific Trail and cirque); n face of Granite Chief 2621 Comment
  SACT001738  Phleum alpinum D. Meyer 1983-9-10 Placer Near parking lot. Moist streambank and meadow. 1879.0 Comment
  UCD89331  Phleum alpinum F. M. Reed and R. L. Pendleton 1907-7-25 1742 Placer Lake Tahoe Region, shores of Lily Lake, Glen Alpine. 2011 Comment
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Jun 21 2012
  SACT001749  Phleum pratense D. Meyer 1983-9-10 Placer Near parking lot, moist streambank and meadow. 1879.0 Comment
  UCD22116  Phlox diffusa Rex Palmer 1979-6-19 N 252 Placer Headwaters basin area of the North Fork of the American River. Comment
  SD2000  Phoenicaulis cheiranthoides C. F. Sonne Apr 1898 Placer Near Stateline Comment
  UC188170  Phoenicaulis cheiranthoides C. F. Sonne June 1886 Placer Pole Creek Comment
  CAS-BOT-BC135092  Phoradendron juniperinum Ira L. Wiggins 1930-10-12 5084 Placer near Cisco 1981 Comment
  RSA3869  Phoradendron libocedri I. L. Wiggins 1930-10-12 5084 Placer Near Cisco. 1982 Comment
  UC199690  Phoradendron villosum C. F. Sonne 1878-1 Placer Dutch Flat Comment
  CAS-BOT-BC58832  Phyllodoce breweri Elizabeth Parsons Hawver 1911-8-19 s.n. Placer Lake Tahoe - upper meadow, Madden Creek Meadows Comment
  JEPS48535  Phyllodoce breweri L. S. Smith 1927-8-12 2238 Placer Tahoe National Forest, Squaw Creek-Upper Basin Squaw Creek-Upper Basin; Tahoe National Forest, Squaw Creek-Upper Basin 2286 Comment
  UC21950  Phyllodoce breweri C. F. Sonne July 1887 Placer Sierra Nevada Mountains, Tuckers Knob Tuckers Knob; Sierra Nevada Mountains, Tuckers Knob 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
  JEPS18158  Pilularia americana Rimo Bacigalupi with G. T. Robbins and F. Chisaki 1956-4-20 5632 Placer along Antelope-Roseville rd at Sacramento-Placer Co. line 42 Comment
  RSA98979  Pilularia americana W. A. Weber 1953-5-19 8396 Placer 5 miles N of Roseville on road to Lincoln. 46 Comment
  JEPS73151  Pinus albicaulis Gladys L. Smith 1972-8-25 3422 Placer summit area Granite Chief 2775 Comment
  SEINET5334494  Pinus attenuata V. K. Johnson 1950-12-13 s.n. Placer Gold Run Comment
  UC1134107  Pinus contorta subsp. murrayana R. W. Lundh 1933-4-26 234 Placer 3 mi s Signal Peak; Tahoe National Forest, Colfax Quad. 1828 Comment
  NY49931  Pinus contorta var. murrayana N. H. Holmgren 1969-7-25 3753 Placer Sierra Nevada, California [Highway] 267 between Truckee and Interstate [Highway] 80 1828.8 Comment
  SEINET5334519  Pinus contorta var. murrayana W. D. Billings 1951-8-21 2153 Placer East side of Granite Chief, Sierra Nevada. 2621 Comment
  HSC1505  Pinus jeffreyi R. A. Magie 1964-3-27 17 Placer 10 mi. E of Grass Valley along Hwy. 20 Comment
  SEINET5334629  Pinus jeffreyi T. C. Frantz 1951-5-22 s.n. Placer between north end of Lake Tahoe and highway near Nevada state line. Comment
  UCD23233  Pinus lambertiana Beth Lowe Corbin 1982-8-20 394 Placer 1 mile northwest of Onion Creek campground. 2072 Comment
  SEINET11611048  Pinus lambertiana W. Priest 1956-4-16 s.n. Placer On U.S. Highway 40 just W of Baxter 1067 Comment
  UCD23234  Pinus monticola Beth Lowe Corbin 1982-8-19 377 Placer 1 1/4 mile SSW of The Cedars. 1828 Comment
  SEINET5334725  Pinus monticola W. D. Billings 1951-8-21 2152 Placer E. side of Granite Chief, Sierra Nevada 2621 Comment
  UCD133282  Pinus ponderosa Beecher Crampton 1960-11-2 5799 Placer town of Gold Run. 975 Comment
  UCD15411  Pinus ponderosa Lorraine Prunier 1982-5-22 22 Placer at Yuba Pass on Hwy 49. 2286 Comment
  HSC89614  Pinus sabiniana Brent Helm, Curtis Miller, Mark Steiger 1988-3-28 33 Placer Shingle Springs, MDBM 1621 Shadydale Ln., Bulk Collection # 33a 457 Comment
  SEINET5334782  Pinus sabiniana J. W. Vetter 1956-4-7 s.n. Placer On Calif. Highway 49, about 10 miles north of Auburn 610 Comment
  UC708089  Plagiobothrys Alice Eastwood Jun 15 1912-Jun 19 1912 444 Placer Tahoe City Lake Tahoe Region, Tahoe City Comment
  UCD22146  Plagiobothrys cognatus Rex Palmer 1979-6-8 N 127 Placer Headwaters basin area of the North Fork of the American River. Comment
  UC990912  Plagiobothrys fulvus D. F. Howe 1951-5-1 Placer 457 Comment
  JEPS113116  Plagiobothrys greenei Lowell Ahart, Brian Williams 2007-4-13 13637 Placer Open pasture fields, about 1/2 mile south of the Manzanita Cemetery, about 1/2 mile west of Gladding Road, about 2 3/4 miles north of Lincoln 43 Comment
  CAS-BOT-BC230953  Plagiobothrys hispidulus Marcus E. Jones 1882-6-23 s.n. Placer Emigrant Gap Comment
  UCD44451  Plagiobothrys hispidulus C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1817 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  UC78006  Plagiobothrys hispidus C. F. Sonne 1888-7-21 Placer w slope Washoe Mts. Washoe Mts.; w slope Washoe Mts. Comment
  CDA36908  Plagiobothrys nothofulvus CDFA Staff 1998-4-22 s.n. Placer Dry Creek. 0 Comment
  HSC82234  Plagiobothrys nothofulvus Thomas W. Nelson, Jane P. Nelson 1979-4-11 4594 Placer Along N side of Douglas Blvd., 1 mi. S of junction with I-80 Comment
  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
  UCR249588  Plagiobothrys stipitatus var. micranthus George K. Helmkamp, Amy Barnes 2013-3-28 20282 Placer Eastern Sacramento Valley, along 10th Street/Ranch House Rd., 0.6 mile south of its junction with Riosa Road in Sheridan 43 Comment
  POM226878  Plagiobothrys trachycarpus L. R. Abrams 1935-1 13658 Placer Roseville. Comment
  RSA791425  Plagiobothrys undulatus George K. Helmkamp, E. Helmkamp 2011-5-12 17255 Placer Southern Sacramento Valley: south of Lincoln along Athens Ave., 1.6 mile east of Fiddyment Road, 0.6 mi. west of Industrial Ave. 41 Comment
  CDA19547  Plantago lanceolata M. I. Wibawa, G. F. Hrusa , J. Glazner 2002-5-22 236 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
  UCD75763  Platanthera dilatata var. leucostachys Ellen Dean; M. Bibbo, J. Poloske, M. Starbuck 2008-7-20 5235 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
  SD243048  Platanthera leucostachys George K. Helmkamp, E. A. Helmkamp 2010-8-14 16793 Placer Northern Sierra Nevada Mountains: American Hill Road (Forest Route 13), 4.7 mmiles south of its junction with Foresthill Road and just south of a creek crossing. 1552 Comment
  HSC97403  Platanthera sparsiflora A. Montalvo, J. D. Ackerman 1974-7-20 385 Placer Alpine Meadows Ski Area, W of Deer Park and Hwy. 89 2058 Comment
  UC942762  Plectritis ciliosa subsp. ciliosa Peter H. Raven, G. L. Stebbins Jr. 1952-4-20 3998 Placer 2.5 mi s of Bear River Crossing (on road to Auburn) 335 Comment
  JEPS113243  Poa annua Lowell Ahart, Brian Williams 2007-4-13 13665 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
  SACT001778  Poa annua D. Meyer 1983-5-15 Placer Field at Southeast corner. 36.6 Comment
  RSA129110  Poa bolanderi N. H. French 1934-6-22 s.n. Placer 1/2 mile W. of Lake Dulzura 2195 Comment
  SACT001806  Poa bolanderi D. Meyer 1983-10-22 Placer Searchlight ski run from base to Olympic Lady chairlift. 2121.0 Comment
  UC1132588  Poa bolanderi N. French 1934-6-22 452 Placer 1/2 mi w Lake Dulzura; Truckee Quadrangle Comment
  UC820684  Poa bolanderi A. A. Heller 1917-8-13 12901 Placer base of cliff n of Summit Hotel 2164 Comment
  UCR266714  Poa bolanderi A. A. Heller 1917-8-13 12901 Placer Sierra Nevada Mtns., north of Summit hotel 2165 Comment
  SEINET10659108  Poa bolanderi A. Arthur Heller 1917-6-17 Heller 12701 Placer Low, gravelly places along the Yuba River below Cisco. Pinus Murrayana and Populus trichocarpa are the trees, several species of willow plentiful. Granite. 1676 Comment
  UCR208266  Poa bulbosa George K. Helmkamp, E. A. Helmkamp 2009-5-7 14647 Placer Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 8.9 miles east of its junction with Forest Hill Road in Foresthill 476 Comment
  SEINET204034 Image available Poa canbyi F. J. Hermann 1955-7-27 11943 Placer along Turkee River on road to Squaw Valley, 4 miles north 1890 Comment
  CHSC67745  Poa cusickii subsp. epilis James D. Jokerst 1986-7-13 2715 Placer Trail from The Cedars, high Sierra Nevada SW of Donner Lake, stop along trail S of Middle Fork American River. 1859 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
  SACT001864  Poa incurva 1976-7-17 Placer Collected on trail 1.6 km west of Alpine Meadows, open brushy slopes on granite. 2133.0 Comment
  CDA24992  Poa palustris J. Glazner 2000-9-2 s.n. Placer Lake Tahoe; Moist meadow betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1889 Comment
  CHSC72899  Poa palustris L. P. Janeway; Eric Schroder, Katherine Murrell, Marcus Yee 1998-7-15 5768 Placer LLake Tahoe Basin Management Unit- National Forest. North side of Blackwood Creek, 1.7 mi west of Lake Tahoe. Meadow complex. 1938 Comment
  SACT001890  Poa palustris D. Meyer 1984-8-26 Placer 1818.0 Comment
  CAS-BOT-BC247370  Poa pratensis W. R. Dudley 1900-6-28 s.n. Placer Tallac Comment
  SACT001899  Poa pratensis Michael Baad 1977-6-3 Placer 1.2 mile west of Big Reservoir Camp, serpentine outcrop with jeffery pine. 1219.2 Comment
  SACT001903  Poa pratensis Michael Baad 1983-7-23 Placer 1/8 mile west of Highway 89 1828.0 Comment
  SACT001925  Poa pratensis D. Meyer 1983-6-25 Placer 1418.0 Comment
  SACT001933  Poa pratensis D. Meyer 1984-6-3 Placer Moist shrubby area. 606.0 Comment
  SACT001946  Poa pratensis D. Meyer 1984-6-23 Placer 22.2 km from I80 Frontage Road. 978.0 Comment
  SACT001886  Poa pringlei Michael Baad 1976-7-21 Placer Ridge at the line west north west of Lyon Peak, and north-facing slope at crest of Lyon Peak. 10 miles southeast of Soda Springs. 2377.0 Comment
  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
  SACT001983  Poa scabrella Michael Baad 1983-5-5 Placer .5 mile southeast of Canyon Way Road, descending to North Fork of American River 548.64 Comment
  RSA264628  Poa secunda C. F. Sonne 1888-07 s.n. Placer Truckee Comment
  UCD41249  Poa secunda Ellen Dean; Art Shapiro, Adrienne Shapiro 2003-5-12 1705 Placer Dutch Flat area, N of Hwy 80 near Alta Exit. Along Drum Powerhouse Road, about 1.5 road miles NE of intersection with Main St. 1066 Comment
  CAS-BOT-BC236328  Poa secunda subsp. secunda L. S. Smith 1925-5-21 1590 Placer Squaw Valley [Olympic Valley] 1889 Comment
  CAS-BOT-BC242950  Poa secunda subsp. secunda Peter H. Raven; G. L. Stebbins 1952-4-20 4006 Placer N Fork American River S of Auburn near bridge on Route 49 213 Comment
  UC711004  Poa secunda subsp. secunda C. L. Hitchcock 1940-5-7 6341 Placer ca 1 mi w Baxter Comment
  UCD22227  Poa secunda subsp. secunda Beth Lowe Corbin 1982-8-4 218 Placer 1/4 mile NW of Onion Creek Campground. SW facing slope, 15% incline. Locally common. Full sun. In rocky, fine, sandy soil in opening in montane chaparral. Perennial, forming small, dense tufts. 1950 Comment
  UCD91889  Poa secunda subsp. secunda F. M. Reed; R. L. Pendleton 1907-7-23 1527 Placer Lake Tahoe Region Creek S of Camp Glen Alpine Springs. 2103 Comment
Read comments
Jun 21 2012
  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-BC244154  Poa sierrae C. L. Hitchcock 1940-5-7 6341 Placer Ca 1 mile W of Baxter Comment
  RSA0049711  Poa sierrae Dean Wm. Taylor 2013-6-19 21370 Placer Ralston Ridge (ca. 15 air miles E of Foresthill), along Forest Road 14N22C about 1.1 mile down from (North of) Forest Road 25 along the ridgecrest 1482 Comment
  UCD44467  Podagrostis humilis C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1833 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  CHSC114668  Pogogyne serpylloides CDFA Staff 1999-4-28 Placer Dry Creek. Comment
  UCD43942  Polemonium occidentale C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-9 1308 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  CAS-BOT-BC231286  Polemonium pulcherrimum Elizabeth Parsons Hawver 1911-8-19 s.n. Placer Madden Creek, Lake Tahoe Region Comment
  CDA16046  Polemonium pulcherrimum G. F. Hrusa, J. Glazner 2000-9-3 15666 A Placer Sierra Nevada; Sugar Bowl Ridge, immediately to W of Crow's Nest ski run. 2164 Comment
  CAS-BOT-BC170306  Polygala cornuta var. cornuta W. R. Dudley 1909-8-1 s.n. Placer Monte Vista, Dutch Flat Comment
  JEPS43023  Polygala cornuta var. cornuta L. S. Smith 1925-8-13 1705 Placer Gold Dollar Mine trail to Pine Nut (e slope); Tahoe National Forest 1828 Comment
  SBBG67658  Polygala cornuta var. cornuta M. N. Ackley -Jun-1925 787 Placer Gold Run 983 Comment
  UC35028  Polygala cornuta var. cornuta K. E. Cole July, 1900 Placer Dutch Flat Comment
  JEPS59369  Polygonum amphibium var. stipulaceum Ezra Brainerd and Viola B. Baird 1915-7-23 118 Placer pool near Lake Tahoe; Green Pt. 1920 Comment
  UC72661  Polygonum amphibium var. stipulaceum Chesnut and Drew 1890-8-8 Placer Cascade (swamp) Lake Tahoe Comment
  CAS-BOT-BC414541  Polygonum douglasii A. A. Heller 1916-8-13 12910 Placer Summit hotel 2133 Comment
  CDA25024  Polygonum douglasii J. Glazner 2000-9-2 s.n. Placer Lake Tahoe; Wooded slope betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1889 Comment
  UCD43238  Polygonum douglasii C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-13 607 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  CAS-BOT-BC414542  Polygonum douglasii Peter Rubtzoff; Edward W. Colson 1976-7-6 8722 Placer Lake Van Norden 2063 Comment
  JEPS103426  Polygonum douglasii subsp. douglasii Lowell Ahart 2002-7-22 9897 Placer 50 yards NE of the small natural lake, on the E side of the paved road to Lake Valley Reservoir, ca 1/4 mile E of Yuba Gap and Highway 80. 1780 Comment
  JEPS111292  Polygonum douglasii subsp. douglasii Steve Matson 2005-7-10 1388 Placer Martis Valley, southeast of Truckee, National Recreation Area, south of Highway 267 and north of Martis Creek, 500 meters W of parking area 1783 Comment
  UCR253808  Polygonum persicaria George K. Helmkamp, Elizabeth Helmkamp 2012-10-30 20107 Placer Sacramento Valley, north of William Lane on an unnamed levee road to Markham Ravine 35 Comment
  UC1136139  Polygonum phytolaccifolium B. Bolt 1934-7-17 130 Placer 1/2 mi s Lost Emigrant Mine; Tahoe National Forest, Truckee Quadrangle Comment
  UCD42814  Polygonum polygaloides subsp. confertiflorum C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-23 180 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  UC1136152  Polygonum shastense B. Bolt 1934-7-12 108 Placer Snow Mountain Tahoe National Forest, Truckee Quadrangle 2438 Comment
  SEINET5778155 Image available Polypodium hesperium Marcus E. Jones 1882-1 Placer Emigrant Gap Comment
  SACT001571  Polypogon australis D. Meyer 1984-6-10 Placer 436.0 Comment
  SACT001574  Polypogon australis D. Meyer 1984-8-4 Placer moist shady roadside 1358.0 Comment
  UC1132892  Polypogon australis N. French 1933-5-5 41 Placer s Newcastle; Sacramento Quad. Comment
  UCD90503  Polypogon australis Beecher Crampton 1955-6-15 2891 Placer junction of Iowa Hill, Forest Hill road, 2.5 miles north Yankee Jim. Comment
  UCD36667  Polypogon maritimus Beecher Crampton 1955-6-15 2901 Placer Placer County, 1.5 miles west of Iowa Hill. 914 Comment
  SACT002035  Polypogon monspeliensis Josephine Van Ess 1976-5-12 Placer Collected at curve near south end of Bankhead Road. Dried up ditch. 103.0 Comment
  UC42160  Polystichum imbricans W. H. Brewer 1863-1 2167 Placer Squaw Valley Pass 2438 Comment
  JEPS33239  Polystichum imbricans subsp. curtum Matt Herbrand 1917-12-20 Placer 1524 Comment
  SD58160  Polystichum imbricans subsp. imbricans Matt Herbrand 1917-12-20 Placer 1525 Comment
  UCD22301  Populus tremuloides Beth Lowe Corbin 1982-8-5 253 Placer Onion Creek campground. In sandy, granitic soil near streambed. Tree about 25' high; bark white papery, leaves quaking. Mostly sun. SW facing slope, 15% incline. Uncommon. 1841 Comment
  UC128220  Populus trichocarpa Miss Harriet A. Walker 1908-7-25 1394 Placer Cisco near Yuba River (near Yuba River) 1798 Comment
  SEINET10460814  Porterella carnosula Follette 1978-7-6 FOLLETTE s.n. Placer Paige Meadows west of Carnelian Bay 1920 Comment
  UCR191110  Potentilla glandulosa subsp. ashlandica George K. Helmkamp, E. A. Helmkamp 2007-6-12 12317 Placer Northern Sierra Nevada Mountains, Lake Spaulding Road just north of its junction with Hwy CA-20 1610 Comment
  SD234506  Potentilla glandulosa subsp. glandulosa G. K. Helmkamp, E. A. Helmkamp 2007-5-30 12196 Placer Northern Sierra Nevada Mountains Foothills: Mosquito Ridge Road, 15 miles east of its junction with Forest Hill Road in Foresthill, south of site of Bake Oven. 915 Comment
  UCR193397  Potentilla glandulosa subsp. glandulosa George K. Helmkamp, E. A. Helmkamp 2007-5-30 12196 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 15 miles east of its junction with Forest Hill Road in Foresthill, south of site of Bake Oven 915 Comment
  UCR208599  Potentilla glandulosa subsp. glandulosa George K. Helmkamp, E. A. Helmkamp 2009-5-7 14627 Placer Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 13.6 miles east of its junction with Forest Hill Road in Foresthill 771 Comment
  JEPS127443  Potentilla gracilis var. fastigiata Steve Matson 1998-6-27 305 Placer Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; north of Highway 267, junction of East Martins Creek and Martis Creek. Comment
  SEINET11261737  Potentilla gracilis var. fastigiata George Helmkamp, E. A. Helmkamp 2011-7-26 17895 Placer Northern Sierra Nevada Mountains: Bowman Lake Road, .9 mile north of its junction with CA Hwy 20, .85 mi. NE (231/4) of emigrant Gap and N of I-80 (Blue canyon 7.5' Q); 0 1434 Comment
  UCD113920  Potentilla gracilis var. fastigiata Daryl Koutnik; Thomas Lanini, Thomas Wainwright 1978-10-19 s.n. Placer Sunnyside on western shore of Lake Tahoe. 1889 Comment
  UCR229457  Potentilla gracilis var. fastigiata George K. Helmkamp, E. A. Helmkamp 2011-7-26 17895 Placer Northern Sierra Nevada Mountains, Bowman Lake Road, 0.9 mile north of its junction with CA Hwy 20, 0.85 mi. NE (23 deg. ) of Emigrant Gap and N of I-80 1434 Comment
  CAS-BOT-BC540396  Potentilla gracilis var. fastigiata C. F. Sonne 1886-7-4 77 Placer Sierra Nevada, old logging camp on Truckee River Comment
  HSC33423  Potentilla gracilis var. flabelliformis Thomas W. Nelson, James Nelson 1974-6-17 1375 Placer Dollar Point N of Lake Tahoe City 1585 Comment
  CAS-BOT-BC64620  Primula suffrutescens Alice Eastwood 1909-1-1 307 Placer Wards Pass, between Ward Peak and Twin Peak; Deer Park, Lake Tahoe Region. Comment
  SEINET8565301  Primula suffrutescens W. D. Billings 1950-7-30 1914 Placer Sierra Nevada, NE side of Squaw Peak. 2560 Comment
  CDA6519  Proboscidea lutea J. H. Wilson 1961-8-18 Placer 0 Comment
  CAS-BOT-BC508644  Prosartes hookeri Lloyd Austin 1924-5-13 s.n. Placer Baxter's Camp bove Alta on road to Truckee Comment
  CAS-BOT-BC248284  Prunella vulgaris var. lanceolata George K. Helmkamp; E. A. Helmkamp 2010-8-11 16763 Placer Northern Sierra Nevada Mountains: Finning Mill Road, 2.3 miles north of Forest Hill Road at the crossing of McBride Creek 1082 Comment
  UCR231866  Prunella vulgaris var. lanceolata George K. Helmkamp, E. A. Helmkamp 2010-10-16 17029 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-BC159732  Prunus andersonii Elizabeth Parsons Hawver 1911-8-20 s.n. Placer Lakeside, Lake Tahoe Region Comment
  CAS-BOT-BC163057  Prunus emarginata A. A. Heller 1917-8-15 12940 Placer Lincoln highway near Yuba Pass 1828 Comment
  SEINET2442022  Prunus emarginata George K. Helmkamp, E. A. Helmkamp 2009-8-12 15433 Placer Sierra Nevada Mountains: Forest Hill Road, 0.8 mile west of Robinson Flat, c.27 miles NE of the city of Foresthill (Duncan Peak 7.5' Q).; 0 2033 Comment
  UCD22280  Prunus emarginata Rex Palmer 1979-6-9 N 152 Placer Headwaters basin area of the North Fork of the American River 2255 Comment
  UCR232631  Prunus emarginata George K. Helmkamp, E. A. Helmkamp 2010-7-28 16644 Placer Northern Sierra Nevada Mountains, Forest Route 13 (American Hill Road), 1.8 miles south of the junction with Forest Hill Road 1567 Comment
  UCR170815  Pseudognaphalium canescens subsp. thermale George K. Helmkamp, E. A. Helmkamp 2005-9-30 9955 Placer Northern Sierra Nevada Mtns., Junction of Chalet and Alpine Meadows Roads west of Calif. Highway 89 (near Alpine ski area) 2081 Comment
  CHSC81760  Pseudognaphalium stramineum Lowell Ahart 2001-10-10 9341 Placer French Meadows Reservoir, near the boat of trail access area on the northwest side of the reservoir, about 1 mile southwest of the bridge across the Middle Fork of the American River, about 2 miles southwest of Ahart Camp, about 22 miles (air) northeast of Forest Hill. 1594 Comment
  JEPS34003  Pseudognaphalium stramineum W. H. Shockley Jun 1886 Placer Auburn 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
  UC853098  Pseudostellaria sierrae Marcus E. Jones 1882-6-28 3287 Placer Emigrant Gap Comment
Read comments
Jan 23 2010
  CAS-BOT-BC361844  Psilocarphus oregonus John Thomas Howell; Gordon H. True 1971-5-26 47635 Placer Northern limits of Lincoln 48 Comment
  UC474260  Pterospora andromedea G. W. Fetters 1929-8-2 Placer Pomins, Lake Tahoe 1950 Comment
  CAS-BOT-BC460524  Pterospora andromedea Alice Eastwood 1912-6-15 478 Placer Lake Tahoe Region: Deer Park Comment
  RSA654137  Puccinellia distans Beecher Crampton 1967-7-26 8155 Placer Near Nevada County line in Kingvale on interstste 80. 1951 Comment
  UCD33391  Puccinellia distans Beecher Crampton 1967-7-26 8155 Placer Near Nevada County line in Kingvale on Interstate 80. 1950 Comment
  SACT002069  Puccinellia pauciflora Josephine Van Ess 1973-8-12 Placer Collected on Barton Road just South of Seven Road. Moist roadside ditch. 91.5 Comment
  UCD22283  Purshia tridentata Rex Palmer 1979-6-9 N 142 Placer Headwaters basin area of the North Fork of the American River. 2255 Comment
  CAS-BOT-BC147866  Purshia tridentata var. tridentata Mary P. Wells 1980-9-12 s.n. Placer Tahoe City, forest west of Pioneer Way 1981 Comment
  POM126530  Pycnanthemum californicum Katherine Brandegee 1908-07 s.n. Placer Cape Horn. 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
  RSA670410  Pyrola asarifolia B. C. Templeton 1931-7-5 1517 Placer near Meek's Bay. 2280 Comment
  JEPS126345  Pyrola asarifolia subsp. asarifolia Steve Matson 1997-7-1 112 Placer Tahoe north shore; Snow Creek water shed, Tahoe Vista/Kings Beach; West Fork Snow Creek about 300 yards NW of pond. Comment
  UCD117818  Pyrola picta G. F. Hrusa; J. Glazner 2000-9-3 15675 A Placer Sugar Bowl Ridge, immediately to W of proposed Crow's Nest ski run. 2164 Comment
  CAS-BOT-BC45764  Quercus Gordon H. True 1965-5-18 s.n. Placer Deer Creek, trib. to Truckee River just north of Squaw Valley 1981 Comment
  SACT002681  Quercus Josephine Van Ess 1979-6-26 Placer Collected down river horse trail from Auburn dam site down to river. Collected about where trail begins to head down from top of river bluffs. Among other oaks, some open grassy areas. Comment
  SACT002682  Quercus Josephine Van Ess 1978-9-8 Placer Collected on horsetrail north from boat launhcing area. Only a short way along the trail going up over small ridge. Among other oaks on south-facing hill. 176.8 Comment
  CAS-BOT-BC62475  Quercus chrysolepis Miss. A. Eastwood 1894-9-1 s.n. Placer Newcastle Comment
  JEPS38082  Quercus chrysolepis H. L. Mason Placer Colfax Comment
  UCD45539  Quercus chrysolepis P. Akers 2002-4-14 s.n. Placer Ponderosa Way, S of Weimar. Comment
  SEINET9005676  Quercus chrysolepis W. D. Billings 1940-5-31 1276 Placer 5 miles east of Colfax Comment
  UC119113 Image available Quercus chrysolepis A. Eastwood 1994-9-10 Placer Colfax, Placer Co., Cal. Comment
  SEINET9006638  Quercus douglasii P. L. Comanor, B. Clark, B. O'Malia 1969-5-15 s.n. Placer Approx 3 miles west of Colfax plot (1.85 mi. from end of railroad bridge on Calif. 194) up a dirt road located 1/2 mile past Bear Creek bridge additional 4/10 mi. Comment
  SEINET9006750  Quercus douglasii W. D. Billings 1939-3-19 1198 Placer Sierra Foothills, 10 miles northwest of Auburn Comment
  CAS-BOT-BC105305  Quercus kelloggii Marcus E. Jones 1982-6-30 2871 Placer Emigrant Gap Comment
  UCSC010009  Quercus kelloggii Al Keuter 2014-6-15 00 101 A Placer Along Ophir Road near Auburn and Interstate 80. 350 Comment
  CAS-BOT-BC62885  Quercus lobata Miss. A. Eastwood 1894-9-1 s.n. Placer Newcastle Comment
  SACT002701  Quercus suber Josephine Van Ess 1976-9-18 Placer Collected at intersection with Dowd Road old planting along fence probably a little summer watering. Many seedlings present. Comment
  CAS-BOT-BC104583  Quercus vacciniifolia Margaret J. Williams 1984-6-24 84- 63 -1 Placer 0.3 mi E of Hwy 20 on Omega Rd. Comment
  UCD21490  Quercus vacciniifolia Beth Lowe Corbin 1982-8-4 206 Placer Located on hill west of Onion Creek Campground. 1853 Comment
  CHSC114159  Quercus wislizeni G. K. Helmkamp; E. A. Helmkamp 2010-4-17 15883 Placer Sierra Nevada Mountains Foothills: Rattlesnake Bar Road, 1.9 miles southwest of its junction with CA 49 near Pilot Hill. 314 Comment
  RSA0127039  Quercus wislizeni Tom Scott, Gary Nakamura 2009-02 2009 -015 Placer Sierra Nevada Mtns. Foothills: Auburn, Hwy 49 at Auburn Bridge on American River, slopes on north side of canyon above highway. 198 Comment
  CDA19799  Quercus wislizeni K. Kosta, C. Blomquist November 2001 s.n. Placer Northern California; No location data provided. 0 Comment
  SACT002732  Quercus wislizeni J. Clark 1937-4-18 Placer Comment
  SEINET3246067  Quercus wislizeni var. wislizeni G. K. Helmkamp, E. A. Helmkamp 2007-1 11710 Placer Foothills, Northern Sierra Nevada Mountains: Forest Hill Road, 0.9 mile east of its junction with CA-49 at the bridge of the junction of American River forks. 287 Comment
  UCR188847  Quercus wislizeni var. wislizeni George K. Helmkamp, E. A. Helmkamp 2007-3-25 11710 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
  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
  UC1070101  Raillardella argentea B. Bolt 1934-8-23 202 Placer divide between Picayune and Gray-horse; Tahoe National Forest, Truckee Quad. 2438 Comment
  UCD18260  Raillardella argentea E. A. Dean; N. Wymer, T. and M. Starbuck 1998-8-15 472 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
  UCD83641  Raillardella argentea Albert Grigarick 2009-9-10 194 Placer Squaw Creek Resort, approx. in middle of Emigrant Lift. 2526 Comment
  CAS-BOT-BC379468  Ranunculus alismifolius Peter Rubtzoff; Edward W. Colson 1976-7-7 8730 Placer Lake Van Norden, moist meadow on east side of lake 2063 Comment
  CAS-BOT-BC379277  Ranunculus alismifolius var. alismellus John H. Thomas; Hazelle A. Thomas 1956-7-21 6086 Placer Sierra Nevada; vicinity of Donner Pass, about 80 mi northeast of Sacramento 0000000000000000000000000 2377 Comment
  CAS-BOT-BC379377  Ranunculus alismifolius var. hartwegii Jean L. Thomson 1944-5-14 s.n. Placer Trout Creek near Truckee Comment
  CAS-BOT-BC379384  Ranunculus alismifolius var. hartwegii John Thomas Howell 1943-7-21 18652 Placer Donner Pass to Mt. Lincoln Comment
  CAS-BOT-BC379435  Ranunculus alismifolius var. hartwegii A. A. Heller 1903-7-16 6945 Placer lower end of Donner Lake Comment
  CAS-BOT-BC379443  Ranunculus alismifolius var. hartwegii Peter H. Raven 1950-6-27 2426 Placer at S base of Boreal Ridge 2164 Comment
  UCD43016  Ranunculus californicus C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-18 385 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  CDA24320  Ranunculus cymbalaria var. saximontanus G. D. Barbe 1977-7-2 2286 Placer At shore of shallow arm of Martis Creek Lake, Day Use area, south of Truckee-Tahoe airport. Comment
  RSA145542  Ranunculus flammula var. ovalis E. R. Blakley 1960-9-3 3814 Placer Kings Beach, Lake Tahoe. 1904 Comment
  SD237580  Ranunculus hystriculus G. K. Helmkamp, E. A. Helmkamp 2009-5-7 14630 Placer Sierra Nevada Mountains Foothills: Mosquito Ridge Road, 13.6 miles east of its junction with Forest Hill Road in Foresthill (Michigan Bluff 7.5'Q) 771 Comment
  SEINET5338805  Ranunculus occidentalis S. Seher 1967-4-8 s.n. Placer 10 miles west of Auburn, Calif., on Highway 40. 488 Comment
  RSA400016  Ranunculus occidentalis var. eisenii Wm Vortriede 1926-1 s.n. Placer Lake Tahoe. Comment
  SEINET5338822  Ranunculus occidentalis var. eisenii A. Streshley 1976-3-12 s.n. Placer South of Auburn on the north fork of the American River. 274 Comment
  POM100033  Ranunculus occidentalis var. ultramontanus Marcus E. Jones 1882-6-29 s.n. Placer Emigrant Gap. Comment
  UCD42849  Ranunculus populago C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-23 215 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  UCD115182  Raphanus sativus G. K. Helmkamp; E. A. Helmkamp 2006-2-9 10062 Placer Northern Central Valley, Clark Tunnel Road and CA Highway 193, East of Lincoln. 113 Comment
  UCR171024  Raphanus sativus George K. Helmkamp, E. A. Helmkamp 2006-2-9 10062 Placer Northern Central Valley, Clark Tunnel Road and Calif. Highway 193, east of Lincoln 113 Comment
  CAS-BOT-BC59532  Rhamnus alnifolia Gordon H. True 1973-5-27 7499 Placer West bank of Truckee River at Deer Creek ca. 6 miles south of Truckee and 1 mile north of Squaw Valley 1841 Comment
  POM246490  Rhamnus alnifolia Carl B. Wolf 1937-9-4 9287 Placer Sierra Nevada, NW of Lake Tahoe, 1 mile below Deer Park. 1982 Comment
  UC629707  Rhamnus alnifolia H. L. Mason 1939-8-3 12200 Placer 7 mi nw Tahoe City; Squaw Valley 1889 Comment
  UCD36696  Rhamnus ilicifolia Beecher Crampton 1955-6-15 2871 Placer Head of Bunch Canyon, 0.5 mile south of U.S. Highway 40. Comment
  UC1121923  Rhamnus rubra N. French 1933-5-19 61 Placer near Iowa Hill; Colfax Quad. 822 Comment
  UC1121927  Rhamnus rubra N. French 1933-9-14 101 Placer Greek Store Tahoe National Forest, Colfax Quad. 1676 Comment
  UC18576  Rhamnus rubra Mrs. M. M. Hardy 1893-1 Placer Comment
  RSA30396  Rhamnus rubra subsp. obtusissima A. A. Heller 1917-6-19 12736 Placer Dry gravelly ridge, Emigrant Gap. 1616 Comment
  CDA15825  Rhamnus rubra subsp. rubra G. F. Hrusa, L. Serafini 1993-6-29 11261 Placer Duncan Creek approx. 5 meters upstream from Mosquito Ridge Rd. bridge crossing, & 1 mile N of French Meadows Reservoir. Comment
  SEINET8506852  Rhodiola integrifolia subsp. integrifolia W. D. Billings 1950-7-30 1916 Placer Northeast side of Squaw Peak, Sierra Nevada 2560 Comment
  CAS-BOT-BC58200  Rhododendron columbianum L. S. Smith 1925-8-14 1706 Placer Robertson Flat pasture. Tahoe forest. 1981 Comment
  UC466050  Ribes C. F. Sonne May 1896 1569 Placer Canyon Creek, Towle Station [inferred from other Sonne collections. This label reads Fowler Sta.] Comment
  SEINET5845255  Ribes P. L. Comanor, B. Clark, B. O'Malia 1969-5-1 s.n. Placer Colfax area, 1.85 miles from end of railroad bridge on Calif. 194, winding road, plot located on the right past parking area, down path approx. 60 meters 1676 Comment
  CAS-BOT-BC108691  Ribes cereum Posey; Bethel 1920-6-5 s.n. Placer Tahoe. Comment
  JEPS111154  Ribes cereum Steve Matson 2005-6-11 1249 b Placer North shore of Lake Tahoe; Lake Forest; Skylandia State Park; west edge of park; 39.1842 N, 120.1085 W; Elevation 6250 ft. 1905 Comment
  UC11513  Ribes cereum J. Burtt Davy Jun 25 1897-Jun 30 1897 3242 Placer from Truckee to Tahoe; Truckee River Basin Comment
  UC480721  Ribes cereum W. C. Blasdale 1923-7-13 Placer top Ellis Peak; Lake Tahoe Region, Ellis Peak Comment
  RSA0026921  Ribes cereum Marcus E. Jones 1900-7-26 s.n. Placer Donner P.O. Summit, Sierra Nevada Mts. 2561 Comment
  UCD162552  Ribes cereum var. cereum Steve Matson 2002-5-26 529 Placer nSNH; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; 20 meters north of Highway 267, 20 meters west of Martis Creek. 1780 Comment
  CHSC72873  Ribes inerme var. inerme L. P. Janeway; Eric Schroder, Katherine Murrell, Marcus Yee 1998-7-15 5770 Placer Lake Tahoe Basin Management Unit - National Forest. North side of Blackwood Creek, 1.7 mi west of Lake Tahoe. 1938 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
  UC857958  Ribes inerme var. inerme A. A. Heller 1917-6-17 12718 Placer below Cisco (along river); Yuba River 1676 Comment
  UCD43893  Ribes inerme var. inerme C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-9 1259 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  CAS-BOT-BC219173  Ribes nevadense A. A. Heller 1917-6-17 12725 Placer Cisco 1828 Comment
  CAS-BOT-BC219205  Ribes nevadense Elizabeth Parsons Hawver 1909-6-1 s.n. Placer Aspengrove, Lake Tahoe Region Comment
  RSA0022891  Ribes nevadense J. H. Nishida 1985-7-10 778 Placer Homewood. 1829 Comment
  RSA0023969  Ribes nevadense Marcus E. Jones 1882-6-30 s.n. Placer Emigrant Gap. Comment
  SCFS11529124  Ribes roezlii E. Krimmel 2012-8-28 Placer NFAm below Chickering bridge. Growing near drying stream bed. Comment
  SJSU10511  Ribes roezlii R. L. Fisher 1959-6-26 Placer Yuba Gap on Hwy 40 1676 Comment
  UCD22339  Ribes roezlii Beth Lowe Corbin 1982-8-2 151 Placer Onion Creek campground. In fine, sandy, granitic soil. Spiney shrub about 1.5' high with dark grey bark. Berries picked green. Partial sun. South facing slope. Uncommon. 1841 Comment
  RSA0018268  Ribes roezlii B. Bolt 1934-7-17 141 Placer 1/2 mile south of Lost Emigrant Mine. 2073 Comment
  CAS-BOT-BC168770  Ribes viscosissimum L. S. Smith 1925-9-16 1735 Placer Blackwood Canyon Sec. 4 along road 1981 Comment
  JEPS59416  Ribes viscosissimum Ezra Brainerd and Viola B. Baird 1915-7-15 135 Placer Five Lakes Sierra Nevada Mts. 2298 Comment
  UCD22352  Ribes viscosissimum Rex Palmer 1979-6-9 N 150 Placer Headwaters basin area of the North Fork of the American River 2438 Comment
  SEINET5339886  Ribes viscosissimum M. J. Williams 1985-7-6 85- 63 -6 Placer Pacific Crest Trail between old and new Donner Summits Comment
  UC90678  Rigiopappus leptocladus Mrs. K. Curran May 1889 Placer Auburn Comment
  CDA3961  Rosa canina T. C. Fuller, H. K. Wagnon 1964-5-18 11981 Placer W side of Dutch Flat Rd., 0.8 mi. S of Dutch Flat P.O. 0 Comment
  CDA3955  Rosa eglanteria T. C. Fuller, H. K. Wagnon 1964-5-18 11986 Placer South of railroad tracks, east of Dutch Flat Road, Alta. 0 Comment
  CAS-BOT-BC146869  Rosa rubiginosa Saichi Kawahara 1969-5-24 841 Placer North side of bend on Colfax-Iowa Hill Road, 1 mile west of Iowa Hill 865 Comment
  CAS-BOT-BC147023  Rosa woodsii subsp. ultramontana W. R. Dudley 1909-8-20 s.n. Placer Dutch Flat Comment
  CAS-BOT-BC147176  Rubus parviflorus Frances Price 1919-1-1 s.n. Placer Lake Tahoe Comment
  JEPS127541  Rubus parviflorus Steve Matson 1999-7-2 425 Placer nSNH: Tahoe north shore; Snow Creek watershed, Tahoe Vista/Kings Beach; west fork of Snow Creek above the spring. Comment
  RSA634235  Rubus parviflorus Robert M. Rhode, B. Nemeth 1997-6-26 176 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
  UCD22284  Rubus parviflorus Beth Lowe Corbin 1982-8-4 205 Placer Hill 1/8 mile W of Onion Creek Campground. S facing slope, 50% inclination. Partial sun. Uncommon. Brushy opening in white fir forest, in deep conifer duff over fine, sandy, granitic soil. Subshrub 10 inches tall. Flowers white. 1853 Comment
  UC13002  Rubus ursinus H. N. Bolander 4532 Placer North Fork American River near Auburn; North Fork American River Comment
  UCD164607  Rubus ursinus Brandi Sorensen 1995-6-1 25 Placer .73 kilometers northwest of Colfax. 671 Comment
  UC89647  Rudbeckia occidentalis T. S. Brandegee 1888-9-1 Placer Blue Canyon Comment
  CHSC74249  Rumex acetosella Susi Urie; Eric Schroder 1998-9-8 98 -304 Placer Lake Tahoe Basin Management Unit - National Forest. Meadow complex on north side of Ward Creek about 3.1 mi west of Lake Tahoe and Sunnyside. 2017 Comment
  RSA715287  Rumex acetosella George K. Helmkamp 2005-9-30 9941 Placer Northern High Sierra Mtns: Hampshire Rocks Road S of the I80 Rainbow exit (2 miles E of Cisco Grove) 1805 Comment
  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
  CAS-BOT-BC422036  Rumex acetosella Betty J. Jorgensen 1944-7-23 533 Placer Near Soda Springs Comment
  SEINET3828372  Rumex crispus George K. Helmcamp, E. A. Helmkamp 2011-1 18483 Placer Sacramento Valley: North Brewer Road, 0.2 mile north of Nicolaus Road, 8.7 mi. west of Lincoln (Sheridan 7.5') 29 Comment
  CAS-BOT-BC433639  Rumex mexicanus A. A. Heller 1917-6-19 12734 Placer Emigrant Gap 1615 Comment
  UCD44001  Rumex paucifolius C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-11 1367 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  UCR270369  Rumex salicifolius John F. Emmel 2002-6-23 1758 Placer Sierra Nevada Mountains, northern Lake Tahoe region, US Forest Service Road 16N33 a unnamed creek crossing c. 1 mile west of Griff Creek crossing, 1.4 air miles south and 0.2 air mile west of Martis Peak 2244 Comment
  CHSC82610  Sagina saginoides Lowell Ahart 2002-7-22 9884 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
  UCR120717  Sagina saginoides George K. Helmkamp, E. A. Helmkamp, A. Kerchner 1999-6-30 5060 Placer Northern Sierra Nevada Range, Truckee River, c. 4 mi upstream from Lake Tahoe; 1.1 mi south of Squaw Valley Road 1860 Comment
  UCD138052  Sagittaria latifolia Malcolm A. Nobs 1948-9-25 695 Placer south side of town. Highway 40, Roseville. Comment
  CAS-BOT-BC103554  Salix eastwoodiae W. R. Dudley 1900-6-14 5046 Placer Half-way up the loop road from Donner lake to Summit Comment
  CAS-BOT-BC103561  Salix eastwoodiae W. R. Dudley 1900-6-1 5350 Placer Head of Independence Lake Comment
  CAS-BOT-BC103605  Salix eastwoodiae W. R. Dudley 1900-6-14 5056 Placer Road from Donner Lake to Summit Comment
  CHSC73436  Salix eastwoodiae L. P. Janeway; Eric Schroder 1998-9-16 6324 Placer Lake Tahoe Basin Management Unit. Western border of Lily Lake; head of McKinney Creek, about 3.7 mi southwest of Lake Tahoe. 2164 Comment
  CHSC74263  Salix eastwoodiae Susi Urie; Eric Schroder 1998-9-11 98 -333 Placer Lake Tahoe Basin--National Forest. Antone Meadows; along Burton Creek, about 2.1 mi northwest of Lake Tahoe. 2072 Comment
  UC1134858  Salix eastwoodiae N. French 1934-6-19 416 Placer Lock Leven Lakes; Tahoe Nat'l Forest, Colfax Quadrangle Comment
  CAS-BOT-BC103562  Salix eastwoodiae W. R. Dudley 1900-6-14 5097 Placer East of hotel at Summit, Nevada-Placer Co. line Comment
  CAS-BOT-BC103987  Salix geyeriana W. R. Dudley 1900-6-1 5286 Placer near Independence Lake Comment
  UC1786422  Salix geyeriana Edward L. Smith 1965-6-7 676 b Placer Maris Valley, 6 miles se of Truckee 1828 Comment
  CAS-BOT-BC108208  Salix hindsiana Gordon H. True 1968-10-26 4740 Placer Sact. Valley between Sheridan and edge of foothills SW of Camp Far West Res. 76 Comment
  CAS-BOT-BC106878  Salix jepsonii W. R. Dudley 1900-6-14 5072 b Placer Woods between Donner Lake and Summit Comment
  CAS-BOT-BC106883  Salix jepsonii W. R. Dudley 1900-6-14 5061 Placer Between Donner Lake and Summit Comment
  CDA16978  Salix laevigata G. F. Hrusa, M. I. Wibawa, J. Glazner 2002-5-22 16032 Placer Sierra Nevada; Hughes Mill (site) above Foresthill. 1066 Comment
  UCD80748  Salix laevigata CNPS SN Foothill Team 2005-4-14 SNFN 0109 Placer Placer Legacy, Didion Ranch, along south fork of Coon Creek, accessed from east end of study area off of Mears Road. Releve situated on north bank of creek approximately 50 meters east of access road. 224 Comment
  UCR257591  Salix lasiolepis George K. Helmkamp, Elizabeth Helmkamp 2014-2-22 22533 Placer Sierra Nevada Mountains Foothills, North Auburn, corner of Bell Road and Olympic Way, 0.7 mi. west of CA-49 433 Comment
  CAS-BOT-BC128471  Salix lasiolepis var. lasiolepis Geo. B. Grant 1906-8-1 s.n. Placer Glen Alpine, Lake Tahoe 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-BC124755  Salix lemmonii W. R. Dudley 1900-6-1 5533 Placer near Madden's Creek above McKinneys Cr. Comment
  CAS-BOT-BC124774  Salix lemmonii W. R. Dudley 1900-6-14 5069 Placer Between Donner Lake and Summit Comment
  CHSC13659  Salix lemmonii E. L. Smith 1971-4-17 983 Placer At Yuba Gap ca. 7 km e of Emigrant Gap. 1770 Comment
  CHSC74123  Salix lemmonii Susi Urie 1998-8-13 98 -025 Placer Meadow along the south side of Ward Creek, about 1.5 mi west of Lake Tahoe and Sunnyside. 2097 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
  UC847126  Salix lemmonii A. A. Heller 1917-6-17 12721 Placer along Yuba R. below Cisco; Yuba R 1676 Comment
  UCD43894  Salix lemmonii C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-9 1260 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  CAS-BOT-BC124768  Salix lemmonii L. S. Smith 1931-6-17 11 Placer Tahoe National Forest, Babbit Springs along road to Babbit L.O. 2133 Comment
  SEINET10412519  Salix lemmonii T. C. Frantz 1951-4-22 s.n. Placer 5 miles E of Truckee. Comment
  CAS-BOT-BC125066  Salix ligulifolia Dr. Kellogg 1870-6-30 s.n. Placer Cisco, Sierra Nevada Mts. Comment
  CAS-BOT-BC128233  Salix lucida W. R. Dudley 1900-6-15 5132 Placer Between Summit and Soda Springs Station, Nevada-Placer Co. line. Comment
  CDA39546  Salix lucida subsp. lasiandra H. H. Keifer 1956-7-14 s.n. Placer Rocklin. 0 Comment
  POM107065  Salix melanopsis Marcus E. Jones 1882-6-28 3486 Placer Emigrant Gap. Comment
  UC449846  Salix melanopsis L. S. Smith 1931-5-22 5 Placer along American R. French Meadows; Tahoe Nat'l Forest, American R., French Meadows 1828 Comment
  UCD44457  Salix orestera C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1823 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  CAS-BOT-BC129079  Salix scouleriana W. R. Dudley 1900-6-1 5285 Placer West of Independence Hotel Comment
  CAS-BOT-BC129080  Salix scouleriana W. R. Dudley 1900-6-1 5281 Placer Woods west of Independence Hotel Comment
  CAS-BOT-BC129088  Salix scouleriana A. A. Heller 1917-6-17 12694 Placer Along the Yuba river below Cisco 1676 Comment
  SD43606  Salix scouleriana Darley F. Howe 1948-5-22 Placer Placer County 1219 Comment
  UC1135086  Salix scouleriana B. Bolt 1934-7-23 162 Placer end of rd. from Westville (Plot 249); Tahoe Nat'l Forest, Colfax Quad. Comment
  UC847121  Salix scouleriana A. A. Heller 1917-6-17 12694 Placer along Yuba R. below Cisco; Yuba R 1676 Comment
  UCD22307  Salix scouleriana Rex Palmer 1979-5-26 N 22 Placer Headwaters basin area of the North Fork of the American River 1950 Comment
  UCD33617  Salix scouleriana Beecher Crampton 1970-11-10 8656 Placer Placer County, Emigrant Gap, downslope from Hwy. 80 east. 1524 Comment
  UCD40937  Salvia sonomensis Sook Hong 1989-5-20 12 Placer Bush area in the pine forest at the base of the waterfalls. 731 Comment
  JEPS16331  Sambucus mexicana Peter H. Raven 1956-8-4 9989 Placer Blue Canyon Sierra Nevada 1432 Comment
  UCD22158  Sambucus nigra subsp. caerulea Beth Lowe Corbin 1982-8-10 304 Placer 1 1/2 miles WNW of Onion Creek Campground. 2011 Comment
  SD241173  Sanguisorba minor subsp. muricata George K. Helmkamp, E. A. Helmkamp 2011-7-9 17673 Placer Northern Sierra Nevada Mountains Foothills: Yankee Jim Road, 1.4 miles northwest of the city of Foresthill (Foresthill 7.5'Q) 764 Comment
  UCSB32297  Sanicula bipinnata Bingham, R. F. (Mrs.) 1882-1 Placer Auburn Comment
  CAS-BOT-BC223279  Sanicula bipinnatifida Alice Eastwood 1912-6-28 497 Placer Colfax Comment
  CAS-BOT-BC223280  Sanicula bipinnatifida Alice Eastwood 1912-6-28 497 Placer Colfax Comment
  CHSC3874  Sanicula bipinnatifida Gary Dutton 1966-3-21 135 Placer Found on Lincoln cut-off to Newcastle. Two miles from Lincoln. Comment
  HSC82239  Sanicula bipinnatifida Thomas W. Nelson 1979-4-10 4585 Placer Along W side of Sierra College Blvd. between I-80 and Douglas Blvd. Comment
  SFV11645  Sanicula bipinnatifida M. L. Vincent 1965-4-11 605 Placer 1 mile north of Marysville on Highway 99E. Roadside. 20 Comment
  UC303481  Sanicula bipinnatifida Mary E. Pulsifer Mar. 1895 4 Placer Auburn Comment
  POM133547  Sanicula graveolens C. F. Sonne 1895-06 4112 Placer Road to Lake Tahoe Comment
  SEINET5779691 Image available Sanicula tuberosa L. S. Rose 1941-7-18 41323 Placer Chambers Lodge (McKinney), Lake Tahoe Comment
  UC1598738  Sanicula tuberosa Mrs. M. M. Hardy 1893-1 Placer in Placer County Placer County Comment
  CAS-BOT-BC436879  Saxifraga John H. Thomas; Hazelle A. Thomas 1956-7-21 6136 Placer Vicinity of Donner Pass about 80 miles northeast of Sacramento, Sierra Nevada 2377 Comment
  JEPS111324  Saxifraga bryophora Steve Matson 2005-7-31 1431 Placer PCT 300 meters south of old Donner Summit;39.3134 N, 120.3262 W; elevation 7200 ft. 2194 Comment
  RSA121491  Saxifraga bryophora N. H. French 1934-6-22 464 Placer Serena Lake. 2104 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
  SEINET12220593  Saxifraga bryophora C. F. Sonne 1884-1 89 Placer above Coldstraw Comment
  UCR250648  Saxifraga californica George K. Helmkamp, Mary Alice Barnes 2013-4-18 20376 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
  JEPS82985  Saxifraga ferruginea G. L. Stebbins 1970-4-4 6988 Placer 1/2 mi e of North Fork American River (Shirttail Canyon, on road to Colfax to Forest Hill); Shirttail Canyon 457 Comment
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Oct 6 2009
  POM93288  Saxifraga mertensiana Marcus E. Jones 1882-7-1 3588 Placer Emigrant Gap. Comment
  JEPS47490  Saxifraga nidifica var. nidifica C. F. Sonne 1886-6-6 90 Placer road to Tahoe; Sierra Nevada Mountains Comment
  POM90720  Saxifraga tolmiei C. F. Sonne 1885-8-23 s.n. Placer Tinker Knob. 2896 Comment
  POM260122  Scandix pecten-veneris C. L. Hitchcock 1940-5-7 6353 Placer ca. 1 mile west of Baxter Comment
  UCD39783  Scandix pecten-veneris Beecher Crampton 1955-6-15 2902 Placer Yankee Jim. Comment
  UCR231882  Scandix pecten-veneris George K. Helmkamp, E. A. Helmkamp 2011-4-10 17138 Placer Sacramento Valley, east of Sheridan just north of the junction of North Kilaga Springs Road and Kilaga Springs Road 98 Comment
  UCD32812  Schedonorus pratensis Beecher Crampton 1964-7-21 7122 Placer Placer County, Cisco Grove, US Hwy. 40. 1722 Comment
  CAS-BOT-BC35624  Scirpus congdonii John Thomas Howell 1943-7-22 18700 Placer Summit Valley Comment
  CAS-BOT-BC110996  Scirpus microcarpus Margaret Williams 1974-8-8 74 -P1-11 Placer Murphy's Meadow, 5 miles southeast of Hirschdale. 2316 Comment
  CHSC74898  Scirpus microcarpus Susi Urie; Eric Schroder 1998-9-12 98 -356 Placer Lake Tahoe Basin Management Unit -- National Forest. Meadow complex on south side of Ward Creek about 1.6 mi west of Lake Tahoe and Sunnyside. 1987 Comment
  CDA3392  Scleranthus annuus G. D. Barbe 1985-7-15 4238 Placer 10 miles east of Auburn, 1 mile northeast of Meadow Vista on Placer Hills Road. 0 Comment
  UCD98504  Scleranthus annuus subsp. annuus G. D. Barbe 1985-7-15 4238 Placer 10 miles east of Auburn, 1 mile northeast of Meadow Vista on Placer Hills Road. Comment
  CHSC91626  Scribneria bolanderi M. I. Wibawa; G. F. Hrusa, J. Glazner 2002-5-22 231 Placer Forest Hill Divide. Hughes Mill, along Finning Mill Rd, +- 3 mi N of Forest Hill Rd, +- 3 mi E of Forest Hill. UTM: 10S, 4329930 N, 0691823 E. 1066 Comment
  UC1153948  Scribneria bolanderi Beecher Crampton 1957-5-7 3987 Placer 2 mi n of Lincoln Comment
  JEPS11416  Scrophularia californica subsp. floribunda R. F. Hoover 1939-5-10 4088 Placer 2 mi e Lincoln Comment
  UCD83591  Scutellaria californica Albert Grigarick 2009-8-7 160 Placer Shirley Creek Trail, between Squaw Valley Resort and Shirley Lake. 1959 Comment
  HSC95514  Scutellaria californica James D. Jokerst 1988-6-6 3008 Placer Long Creek Hydro Project, 1 mi. W of Ramsey Crossing, N of Long Canyon Creek Comment
  SACT002075  Secale cereale D. Meyer 1983-10-22 Placer Searchlight ski run from base up to Olympic Lady chairlift. 2121.0 Comment
  UCD128389  Sedum lanceolatum Albert Grigarick 2012-7-9 334 Placer Pacific Crest Trail. S of Donner Summit (Hwy 40). Approx. 400 yd S of trailhead. 2283 Comment
  RSA0029340  Sedum lanceolatum John F. Emmel 1991-7-23 1190 Placer Sierra Nevada, Donner Pass area: along Pacific Crest Trail south above Donner Pass, on slope ca. 0.3 air mi east of Lake Mary. 2226 Comment
  UCD22330  Sedum obtusatum subsp. obtusatum Rex Palmer 1979-7-10 N 508 Placer Headwaters basin area of the North Fork of the American River Comment
  SEINET3828329  Sedum spathulifolium George K. Helmcamp, E. A. Helmkamp 2012-1 18923 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) of Clementine Dam on the American River. (Auburn 7.5) 396 Comment
  SD95201  Sedum spathulifolium J. F. Addicott 1965-5-4 80 Placer 1.0 mile from Colfax on road to Owl Hill. 609 Comment
  CAS-BOT-BC69721  Selaginella wallacei G. Ledyard Stebbins 1969-11-30 6981 Placer Shirttail Canyon on Colfax - Forest Hill Road. 365 Comment
  SDSU464  Senecio aronicoides unknown 1948-5-23 1922 Placer American River. 305 Comment
  UC36178  Senecio integerrimus var. exaltatus J. Burtt Davy Jun 25 1897-Jun 30 1897 3249 Placer near Truckee River (on road to Tahoe); Truckee River Basin Comment
  UCD135552  Senecio integerrimus var. exaltatus Arthur D. Haig 1956-5-23 s.n. Placer 2 miles south of Truckee. Comment
  SJSU5628  Senecio integerrimus var. exaltatus N. D. Addy 1962-7-7 163 Placer soil by Hwy 50, 3 mi NE of Echo summit 1981 Comment
  CDA13679  Senecio serra var. serra G. F. Hrusa, J. Glazner 1997-8-3 14039 Placer Sierra Nevada; Corner of Hwy 89 & Squaw Valley Rd., along Squaw Valley Rd. Comment
  UC91655  Senecio serra var. serra C. F. Sonne 1892-8-21 Placer along river (Tahoe Road); Siera Nevada Comment
  CAS-BOT-BC364389  Senecio triangularis A. A. Heller 1919-7-26 13313 Placer Summit meadows west of Donner Pass 2072 Comment
  CAS-BOT-BC364383  Senecio triangularis C. F. Sonne 1884-7-20 185 Placer Sierra Nevada Mts. Truckee Comment
  UCR170980  Senecio vulgaris George K. Helmkamp, E. A. Helmkamp 2006-2-9 10044 Placer Northern Central Valley, English Colony Way [Humphrey Road] at Sierra College Blvd near Clover Valley Creek; SE of Lincoln 183 Comment
  UC1999910  Sericocarpus oregonensis subsp. californicus J. C. Semple, B. Semple 1995-9-20 10477 Placer Dutch Flats, Main Street; 1.3 km NE of Post Office. Comment
  CDA31823  Sesbania punicea C. Owens 2010-6-29 s.n. Placer Along Bear River, +/- 20 meters downstream from bridge (Highway 65). 0 Comment
  CDA37052  Sherardia arvensis CDFA Staff s.n. Placer Pino Ranch, near Newcastle. 0 Comment
  CAS-BOT-BC213133  Sidalcea Peter Rubtzoff 1976-9-19 8867 Placer Lake Van Norden, Sierra Nevada 2063 Comment
  JEPS46167  Sidalcea glaucescens L. S. Smith 1928-6-9 2294 Placer s slope Squaw Valley Tahoe Forest, s slope Squaw Valley 1828 Comment
  JEPS67207  Sidalcea glaucescens C. F. Sonne 1888-7-29 42 Placer road near Lake Tahoe; Sierra Nevada Mountains, nr Lake Tahoe Comment
  OBI48964  Sidalcea glaucescens Lewis S. Rose 1938-9-14 38262 Placer South Fork of Yuba River, 3 mi E of Cisco 1737 Comment
  RSA448572  Sidalcea glaucescens Bonnie C. Templeton 1931-7-15 1521 Placer Near Meeks Bay, Lake Tahoe 686 Comment
  RSA795079  Sidalcea glaucescens George K. Helmkamp, E. A. Helmkamp 2011-8-26 18182 Placer Along Forest Hill Road, 12.9 miles east of Humbug Road, less than 1 mile northwest of Robinson Flat. 2050 Comment
  POM153488  Sidalcea glaucescens P. A. Munz 1928-6-25 11091 Placer Tahoe Canyon, Lake Tahoe. 2073 Comment
  RSA232851  Sidalcea glaucescens L. S. Rose 1968-7-20 68187 Placer 2 miles east of Cisco Grove 1768 Comment
  POM163316  Sidalcea hartwegii R. C. Bacigalupi, H. E. McMinn, Mason 1926-5-28 1499 Placer At Rose Springs, about halfway between Folsom and Lommis. Lower foothills, sourthen Placer County Comment
  UCR233237  Sidalcea malviflora subsp. asprella George K. Helmkamp, E. A. Helmkamp 2011-7-9 17695 Placer Northern Sierra Nevada Mountains Foothills, Foresthill Road, 1.2 miles northeast of the city of Foresthill 1043 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
  UCR139417  Sidalcea oregana Fay A. MacFadden 1934-8-10 12840 Placer Sierra Nevada Mtns., Cisco 1829 Comment
  CDA12412  Sidalcea oregana subsp. spicata G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8540 Ab Placer Lake Tahoe; N side of upper Ward Valley, 4 mi SW of Tahoe City. Comment
  CHSC73959  Sidalcea oregana subsp. spicata Susi Urie 1998-9-1 98 -176 Placer Large meadow below Hwy 28, between the highway and Lake Forest Road; about 3 mi north of Lake Tahoe. 1908 Comment
  JEPS126280  Sidalcea oregana subsp. spicata Steve Matson 2002-6-29 535 Placer Tahoe north shore: Snow Creek Watershed, Tahoe Vista/Kings Beach; main meadow next to pond near Highway 28. Comment
  UC710570  Sidalcea oregana subsp. spicata John Thomas Howell 1943-7-19 18570 Placer Summit Valley Comment
  UCD116847  Sidalcea oregana subsp. spicata G. K. Helmkamp; E. A. Helmkamp 2007-7-27 12639 Placer Northern Sierra Nevada Mountains, 0.1 mile south of the Rainbow exit from Interstate 80, 0.5 miles east of Rainbow. 1790 Comment
  UCD150576  Sidalcea oregana subsp. spicata James A. Neilson Jr. 1971-8-1 2338 Placer Tahoe Basin, Lower Ward Valley. 1935 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
  UCR189630  Sidalcea oregana subsp. spicata George K. Helmkamp, E. A. Helmkamp 2007-7-27 12639 Placer Northern Sierra Nevada Mountains, 0.1 mile south of the Rainbow exit from Interstate-80, 0.5 miles east of Rainbow 1790 Comment
  RSA0074176  Sidalcea oregana subsp. spicata Fay A. MacFadden 1934-8-10 12840 Placer Cisco. Comment
  UCD22168  Silene bernardina Beth Lowe Corbin 1982-8-4 224 Placer 1/4 mile NW of Onion Creek Campground. SW facing slope, 15% inclination. Uncommon. Mostly sun. Montane chaparral in rocky, fine, sandy soil. Perennial herb, flowers white. Comment
  UC942755  Silene californica Peter H. Raven, G. L. Stebbins Jr. 1952-4-20 4016 Placer North Fork American River s Auburn (near bridge on Rt. 49); North Fork American River s of Auburn 213 Comment
  UCD98570  Silene csereii Lester J. Berry 1969-5-15 s.n. Placer Foresthill. Charles Finning Property. Comment
  UC128140  Silene douglasii Miss Harriet A. Walker 1908-7-26 1589 Placer Cisco 1810 Comment
  UC852840  Silene douglasii Lewis S. Rose 1941-7-25 41353 Placer Chambers Lodge Lake Tahoe, Chambers Lodge (McKinney) (McKinney, Lake Tahoe) 1920 Comment
  UCD150314  Silene douglasii var. douglasii James A. Neilson Jr. 1970-8-5 1771 Placer Tahoe Basin, Ward Creek area. 2499 Comment
  SEINET3155749  Silene douglasii var. monantha H. M. Hall 1910-7-4 8742 Placer Near Cisco, upper transition zone, 1890 Comment
  CDA37055  Silene gallica CDFA Staff s.n. Placer Pino Ranch, near Newcastle. 0 Comment
  UCR191109  Silene lemmonii George K. Helmkamp, E. A. Helmkamp 2007-6-12 12318 Placer Northern Sierra Nevada Mountains, Lake Spaulding Road just north of its junction with Hwy CA-20 1610 Comment
  CAS-BOT-BC181372  Silene occidentalis H. M. Hall 1910-6-25 8709 Placer Cisco 1800 Comment
  POM100975  Silene occidentalis Marcus E. Jones 1882-6-30 s.n. Placer Emigrant Gap. Comment
  POM260473  Sisyrinchium bellum C. L. Hitchcock 1940-5-7 6340 Placer 1 mile west of Baxter Comment
  CDA19558  Sisyrinchium idahoense M. I. Wibawa, G. F. Hrusa , J. Glazner 2002-5-22 230 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
  SACT002104  Sitanion hystrix Michael Baad 1976-6-10 Placer North-facing slope about .5 mile along trail into Duncan Canyon from French Meadows Road. Growing in openings in rich gravelly soil. Comment
  SACT002211  Sitanion hystrix Michael Baad 1976-8-7 Placer 1 mile west of trailhead to Bear Lake to trailhead along road to Rubicon Springs from Lake Tahoe. 2316.48 Comment
  SACT002212  Sitanion hystrix D. Meyer 1984-7-8 Placer 0.4 km from I80 exposed hillside, east facing. 1584.96 Comment
  SACT002224  Sitanion hystrix D. Meyer 1983-6-18 Placer Rock outcrop 1414.0 Comment
  SACT002240  Sitanion hystrix D. Meyer 1983-8-20 Placer Collected on Alpine Meadows Road to summit at first lake steep rocky trail with some moist meadow areas. 609.0 Comment
  SACT002255  Sitanion jubatum Michael Baad 1983-6-27 Placer 1219.2 Comment
  UC147619  Smilacina racemosa Harriet A. Walker 1908-6-23 1226 Placer Blue Canyon 1432 Comment
  UCR249594  Smilacina racemosa George K. Helmkamp, Elizabeth Helmkamp 2013-6-11 20818 Placer Northern Sierra Nevada Mountains Foothills, Yankee Jim's Road, 3.6 miles northwest of its junction with Forest Hill Road 768 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
  CAS-BOT-BC156841  Solanum umbelliferum J. T. Howell 1943-7-25 18806 Placer West side of Donner Pass near Norden 2134 Comment
  NY820416  Solanum xanti M. J. Williams 1985-7-6 85- 63 --4 Placer Pacific Crest Trail between old and new Donner Summits Comment
  UCD159473  Solidago D. S. Park 2010-8-21 227 Placer Off Hampshire Rocks Rd. Shaded understory. 1788 Comment
  UCR241764  Solidago altissima subsp. altissima George K. Helmkamp, Mary Alice Barnes, E. A. Helmkamp 2012-9-8 19803 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
  CAS-BOT-BC365505  Solidago elongata H. M. Hall 1910-7-10 8749 Placer Sierra Nevada Mountains. Cisco 1828 Comment
  UCD44632  Solidago elongata C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 1998 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  CAS-BOT-BC365114  Solidago velutina subsp. californica Mrs. C. E. Miller 1919-1-1 s.n. Placer McKinneys, Lake Tahoe Comment
  UC1035661  Solidago velutina subsp. californica Mildred M. Enzler 1939-9-17 Placer near Applegate (Highway 40) 609 Comment
  CDA7650  Soliva sessilis M. K. Bellue 1947-3-22 Placer Lost Lake. 0 Comment
  UC147613  Sonchus asper Miss Harriet A. Walker 1908-6-27 1328 Placer Blue Canyon 1432 Comment
  SCFS1121  Sorbus E. Krimmel 2013-6-29 Placer NFAm. Painted Rock Trail. Comment
  CAS-BOT-BC157301  Sorbus californica Gordon H. True; James Roof 1975-10-16 7971 Placer Cisco Grove, north side of South Yuba River 1828 Comment
  CAS-BOT-BC157302  Sorbus californica Dr. Kellogg 1870-7-9 s.n. Placer Summit Comment
  UC861955  Sorbus californica Lewis S. Rose 1940-5-29 40421 Placer Cisco 1737 Comment
  CAS-BOT-BC390111  Spergularia bocconi Gordon H. True 1971-4-21 6532 Placer Auburn Ravine just west of Lincoln 49 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
  CAS-BOT-BC390678  Spergularia rubra A. A. Heller 1917-6-17 12723 Placer Cisco 1828 Comment
  SEINET5337300  Spergularia villosa S. Brent 1972-10-8 s.n. Placer Auburn, American River. 427 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
  CDA13674  Spiranthes romanzoffiana G. F. Hrusa, J. Glazner 1997-8-3 14034 Placer Sierra Nevada; Corner of Hwy 89 & Squaw Valley Rd. Comment
  UCD33482  Sporobolus cryptandrus Beecher Crampton 1968-9-18 8384 Placer 1.5 miles E of Emigrant Gap on Interstate Hwy. 80W. 1676 Comment
  UC61558  Stellaria longipes var. longipes Beryl O. Schreiber 1933-7-19 877 Placer Donne Monument Donner Monument; Donner Lake Comment
  UCR208281  Stellaria media George K. Helmkamp, E. A. Helmkamp 2009-5-7 14635 Placer Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 13.6 miles east of its junction with Forest Hill Road in Foresthill 771 Comment
  RSA20898  Stellaria nitens C. B. Wolf 1937-3-30 8361 Placer Sacramento Valley, 2 mi. N of Lincoln. 53 Comment
  CAS-BOT-BC398277  Stellaria umbellata John Thomas Howell 1943-7-22 18701 Placer Summit Valley Comment
  UCD43784  Stellaria umbellata C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-7 1150 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N 2072 Comment
  CAS-BOT-BC375010  Stenotus acaulis C. F. Sonne 1885-7-12 138 Placer Sierra Nevada Mts. Tinker's Knob 2895 Comment
  CHSC67639  Stenotus acaulis James D. Jokerst 1986-7-13 2736 Placer Trail from The Cedars, high Sierra Nevada SW of Donner Lake, just below the summit of Needle Peak. Comment
  POM161915  Stenotus acaulis Herbert McLean Evans 1920-7-22 s.n. Placer Ralston Ridge. Sierra Nevada. Comment
  UC485636  Stephanomeria lactucina H. M. Hall 1910-7-10 8751 Placer near Cisco station; Sierra Nevada Mountains 1828 Comment
  JEPS21626  Stephanomeria lactucina Roxana S. Ferris 1957-8-9 13098 Placer Along U. S. Highway 40 just W of Emigrant Gap. Comment
  SACT002323  Stipa californica D. Meyer 1983-7-30 Placer Moist areas on both sides of road. 2072.64 Comment
  SACT002358  Stipa lemmonii Michael Baad 1976-6-17 Placer Collected on flood plain at Royale Gorge- Wabena Creek to Wildcat Canyon. Comment
  SEINET8080229  Stipa occidentalis var. californica P. B. Kennedy, S. B. Doten 1901-7-23 215 Placer Near Lincoln Valley. Comment
  CAS-BOT-BC87415  Streptanthus polygaloides Mary E. Jump 1939-6-25 s.n. Placer Road to Rawhide Mine about 5 miles from Alta (south or southeast). Comment
  CAS-BOT-BC87772  Streptanthus tortuosus Alice Eastwood 1909-1-1 260 Placer Lake Tahoe Region. Deer Park. 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
  SEINET5501001 Image available Streptanthus tortuosus Sally Walker 1982-8-5 Placer Ski area above Tahoe Truckee Rd Comment
  UC147610  Streptanthus tortuosus var. orbiculatus Harriet A. Walker 1908-6-26 1302 Placer Cisco 1810 Comment
  UC567163  Streptanthus tortuosus var. orbiculatus N. French 1934-6-6 401 Placer 1 1/4 mi nw Devil's Peak; Truckee Quadrangle 2072 Comment
  UC856776  Streptanthus tortuosus var. orbiculatus A. A. Heller 1917-6-17 12690 Placer near the Yuba River below Cisco 1676 Comment
  CDA11991  Styrax officinalis var. redivivus G. F. Hrusa 1995-5-2 12172 Placer Sierra Nevada; below Mosquito Ridge Rd. approx. 1 km. east of crossing of North Fork of Middle Fork of the American River. Comment
  UCD40903  Styrax officinalis var. redivivus Cathleen Chapton 1983-5-28 31 Placer Lake Clementine Road, American River Canyon. 243 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
  JEPS32511  Styrax officinalis var. redivivus Alice King 1920-1 Placer Rattlesnake Bend Comment
  POM128175  Styrax redivivus W. W. Mackie 1904-04 s.n. Placer Newcastle. Comment
  UCD119102  Styrax redivivus Al Franklin 1987-5-1 87 -11 Placer 1.3 miles east of I-80 on Foresthill Road, just outside of Auburn. 426 Comment
  UCD19281  Styrax redivivus Renee Shahrok 1986-6-25 3 Placer 4.2 mi. east of Forest Hill Rd junction, Mosquito Ridge Rd. 731 Comment
  UCD67979  Styrax redivivus Linda A. Bell 1975-5-24 173 Placer Highway 49, 2 miles South-East of Auburn. 457 Comment
  CAS-BOT-BC47709  Styrax redivivus M. E. Jump 1939-5-15 s.n. Placer Road to Foresthill Comment
  UCD137400  Symphoricarpos Beth Lowe Corbin 1982-8-3 199 Placer Hill west of Onion Creek Campground. 1853 Comment
  CAS-BOT-BC245735  Symphoricarpos rotundifolius C. F. Sonne 1886-7-18 s.n. Placer Truckee River, Sierra Nevada Mts. Comment
  UC193053  Symphoricarpos rotundifolius var. rotundifolius C. F. Sonne 1882-7-16 Placer near mouth of Squaw Creek (road to Tahoe) Comment
  CHSC74195  Symphyotrichum foliaceum var. parryi Susi Urie 1998-9-4 98 -259 Placer On north side of Ward Creek about 2.9 mi west of Lake Tahoe and Sunnyside. 2011 Comment
  UCD159477  Symphyotrichum foliaceum var. parryi D. S. Park 2010-8-21 230 Placer Off Hampshire Rocks Rd. Shaded understory. Also adundant around exit to highway I-80. Near dry creek bed. 1806 Comment
  CAS-BOT-BC98483  Symphyotrichum spathulatum L. R. Abrams 1917-9-16 6764 Placer Meadow - Emigrant Gap to Summit Comment
  SEINET3245760  Symphyotrichum spathulatum var. spathulatum G. K. Helmkamp, E. A. Helmkamp 2007-1 12643 Placer Northern Sierra Nevada Mountains: Donner Pass Road between Donner and Nordan, about 0.2 mile east of the Nevada Co. border 2150 Comment
  CAS-BOT-BC221924  Taeniatherum caput-medusae John Thomas Howell; Gordon H. True 1971-5-26 47617 Placer Northern limits of Lincoln 48 Comment
  JEPS127461  Taraxia subacaulis Steve Matson 1998-5-24 212 Placer nSNH; Martis Valley, about 4 miles SE of Truckee; Martis Creek Wildlife Area; 500 meters north of Highway 267, 100 meters east of Martis Creek. Comment
  CAS-BOT-BC392403  Thalictrum fendleri Miss. T. V. Raphael 1923-7-6 s.n. Placer Cisco Comment
  JEPS45854  Thalictrum fendleri L. S. Smith 1931-6-3 2552 Placer below Duncan Fork; Tahoe <National> Forest, Flat Ravine 1981 Comment
  CDA13673  Thalictrum fendleri var. fendleri G. F. Hrusa, J. Glazner 1997-8-3 14033 Placer Sierra Nevada; Corner of Hwy 89 & Squaw Valley Rd. Comment
  CHSC74252  Thalictrum fendleri var. polycarpum Susi Urie; Eric Schroder 1998-9-12 98 -368 Placer Lake Tahoe Basin--National Forest. Meadow complex on the south side of Ward Creek about 1.6 mi west of Lake Tahoe and Sunnyside. 1987 Comment
  RSA693557  Thelypteris nevadensis May N. Ackley 1925-06 64 Placer Near Towle Comment
  RSA693558  Thelypteris nevadensis May N. Ackley 1925-06 65 Placer Near Towle Comment
  SEINET6627109  Thelypteris nevadensis P. B. Kennedy 1901-8-21 425 Placer Middle Fork of American River Comment
  CDA24995  Thlaspi arvense J. Glazner 2000-9-2 s.n. Placer Lake Tahoe; Disturbed area at base of wooded slope betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1889 Comment
  SEINET7249067  Thysanocarpus curvipes George K. Helmkamp, Mary Alice Barnes 2013-1 Placer Comment
  SD44634  Thysanocarpus radians Darley F. Howe 1951-5-1 Placer 455 Comment
  UC1083159  Thysanocarpus radians Dorothy Tebbe 1930-4-5 92 Placer near Roseville; near Roseville Comment
  UCD116044  Thysanocarpus radians Allan R. Magie 1957-4-14 121 Placer Auburn. Comment
  UCD128157  Torilis arvensis G. K. Helmkamp; Elizabeth Helmkamp 2006-5-13 10427 A Placer Northern Sierra Nevada Foothills. 2.1 miles south of Auburn along CA Hwy 49. 293 Comment
  UCR173264A  Torilis arvensis George K. Helmkamp, Elizabeth Helmkamp 2006-5-13 10427 A Placer Northern Sierra Nevada foothills, 2.1 mi south of Auburn along Calif. Hwy 49 293 Comment
  SEINET4178564 Image available Torilis arvensis George Helmkamp, E. A. Helmkamp 2010-6-26 Placer Sierra Nevada Mtns Foothill, Jct of Canyon Way and Yankee Jim's Rd. 616 Comment
  NY17673  Torreya californica F. A. MacFadden 1934-8-20 s.n. 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
  UCD134689  Torreya californica Lowell Ahart 1972-4-1 81 Placer On the north side of Mosquito Ridge Road, about 8 miles east of Forest Hill. 1219 Comment
  UCD43331  Torreyochloa pallida var. pauciflora C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-12 699 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  SACT002423  Torreyochloa pauciflora D. Meyer 1984-9-23 Placer Plants in water end of paved road to Barker Pass beneath bridge 2121.0 Comment
  SEINET8046752  Toxicodendron diversilobum P. L. Comanor, B. Clark, B. O'Malia 1969-5-1 s.n. Placer Colfax area, 1.85 miles from end of railroad bridge on Calif. 194, winding road, plot located on the right past parking area, down path approx. 60 meters. 1676 Comment
  UCD150495  Toxicoscordion venenosum var. venenosum James A. Neilson Jr. 1971-6-30 2132 Placer Tahoe Basin, lower Ward Valley, Ward drainage. 1920 Comment
  UCD43119  Tragopogon dubius C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-19 487 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  UC147569  Trientalis latifolia Harriet A. Walker 1908-6-23 1223 Placer Blue Canyon 1432 Comment
  SDSU9873  Trientalis latifolia D. F. Howe 1965-5-21 4061 Placer Canyon on south side of fork of American River between Forest Hill & Yankee Jims. 914 Comment
  CDA36374  Trifolium campestre G. K. Helmkamp, E. A. Helmkamp 2009-5-7 14619 Placer Sierra Nevada Mountains Foothills; Oxbow Road, 2.0 miles south of its junction with Mosquito Ridge Road; north edge of Oxbow Reservoir. Comment
  UCD75732  Trifolium cyathiferum Ellen Dean, M. Starbuck,; K. Mawdsley, G. Harrington, M. Bibbo, J. Poloske 2008-7-20 5194 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, ridge between Southern Pacific RR tracks and railroad tunnel to the west of Lakeview Canyon, side of undeveloped road near hairpin turn. 2160 Comment
  UCR249526  Trifolium depauperatum var. depauperatum George K. Helmkamp, Amy Barnes 2013-3-28 20280 Placer Eastern Sacramento Valley, along 10th Street/Ranch House Rd., 0.6 mile south of its junction with Riosa Road in Sheridan 43 Comment
  CHSC114150  Trifolium dubium G. K. Helmkamp; E. A. Helmkamp 2010-4-17 15884 Placer Sierra Nevada Mountain Foothills: Rattlesnake Bar Road, 1.9 miles southwest of its junction with CA-49 near Pilot Hill. 314 Comment
  SEINET7865170 Image available Trifolium dubium George K. Helmkamp, Mary Alice Barnes 2013-5-3 20475 Placer Foothills, northern Sierra Nevada Mountains; Mosquito Ridge Road, 1.1 miles south of Forest Hill Road 962 Comment
  UCR250603  Trifolium dubium George K. Helmkamp, Mary Alice Barnes 2013-5-3 20496 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road at the north side of the bridge over West Fork of North Fork American River, 5.2 mi. east (87 deg. ) of Forest Hill 422 Comment
  CAS-BOT-BC438829  Trifolium hirtum George K. Helmkamp; Mary Alice Barnes 2013-5-3 20472 Placer Foothills, northern Sierra Nevada Mountains: Mosquito Ridge Road, 1.1 miles south of Forest Hill Road. 962 Comment
  RSA637580  Trifolium hirtum Michael A. Vincent 1999-6-12 8634 Placer Above CA Rt. 49, 1.1 miles south of Lincoln Way in Auburn. Comment
  SD255755  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. 32 Comment
  UCD80310  Trifolium hirtum CNPS SN Foothill Team 2005-4-12 SNFN 0105 b Placer Placer Legacy, Spears/Didion Ranch, located in the Spear's Ranch boundary off of Highway 49, above Coon Creek. 216 Comment
  UCR173274  Trifolium hirtum George K. Helmkamp, Elizabeth Helmkamp 2006-5-13 10438 Placer Northern Sierra Nevada Foothills, c. 4 air mi. NE of Auburn, along Forest Hill Road, 1.8 mi. NE of its junction with Calif. Hwy 49 at the middle fork of the American River 370 Comment
  UCR208549  Trifolium hirtum George K. Helmkamp, E. A. Helmkamp 2009-5-11 14677 Placer Sierra Nevada Mountains Foothills, Driver's Flat Road 0.8 mile south of its junction with Forest Hill Road, c. 8 miles (air) NE of Auburn 517 Comment
  UCD111228  Trifolium hybridum R. Tofsrud 1951-7-11 s.n. Placer Cisco Grove. Comment
  JEPS111308  Trifolium kingii var. productum Steve Matson 2005-7-31 1429 Placer Just north of the Tahoe Basin, along logging about 1 km east of Brockway Summit (Highway 267) 200 meters south of paved road to Martis Peak; 39.2682 N, 120.0620 W ; elevation 7,460 ft 2273 Comment
  JEPS127436  Trifolium lemmonii Steve Matson 1998-6-6 202 Placer nSNH Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area south of Highway 267. Comment
  UCD38472  Trifolium microcephalum Beecher Crampton 1955-6-15 2870 Placer Head of Bunch Canyon. 0.5 miles south of US Hwy. 40. Forest Hill Road. Comment
  OBI78221  Trifolium monanthum Lewis S. Rose 1941-7-12 41307 Placer Chambers Lodge, (McKinney), Lake Tahoe 1920 Comment
  UC16895  Trifolium monanthum subsp. parvum C. F. Sonne July 1889 13 Placer above Coldsman (canyon) Comment
  UC148970  Trifolium monanthum subsp. parvum H. M. Hall 1910-7-3 8737 Placer New Emigrant Gap Sierra Nevada Mtns 1645 Comment
  UC163953  Trifolium monanthum subsp. parvum H. M. Hall 1910-7-11 8759 Placer Cisco Flats Yuba River 1740 Comment
  UCD38467  Trifolium obtusiflorum Beecher Crampton 1955-6-15 2885 Placer Bunch Canyon, 3 miles south of US Hwy. 40, Forest Hill Road. Comment
  CDA4321  Trifolium pratense Hanley 1956-6-2 Placer Placerville/Lincoln 0 Comment
  CAS-BOT-BC230186  Trifolium productum A. A. Heller 1919-7-25 13301 Placer Sandy flat near Yuba River below Cisco 1676 Comment
  UCR249534  Trifolium tomentosum George K. Helmkamp, Amy Barnes 2013-3-28 20299 Placer Eastern Sacramento Valley, northwest side of junction of Riosa Road and Andressen Road, northeast of Sheridan 36 Comment
  HSC82228  Trifolium variegatum Thomas W. Nelson 1979-4-10 4578 Placer Along W side of Sierra College Blvd. between I-80 and Douglas Blvd. Comment
  UCD109434  Trifolium variegatum R. Tofsrud 1951-6-1 s.n. Placer Between Weimar and Colfax. Comment
  UCD44659  Trifolium variegatum C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 2025 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  JEPS127544  Trifolium wormskioldii Steve Matson 2000-7-9 476 Placer nSNH: Martis Valley, about 4 miles SE of Truckee. Martis Creek Wildlife Area, north of Hwy 267, east of Martis Creek, logging road bridge. Comment
  UC450026  Trifolium wormskioldii Katharine Brandegee Aug 1911 Placer Tahoe Tavern Comment