Search Results — 2000 specimen records retrieved (1628 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  UCR171349  Abies George K. Helmkamp, E. A. Helmkamp 2005-10-1 9995 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
  SBBG24474  Abies concolor E. R. Blakley 1960-8-30 3796 Placer Carnelian Bay, Lake Tahoe 1981 Comment
  UCD116957  Acer glabrum Rex Palmer 1979-5-27 N 67 Placer Headwaters basin area of the North Fork of the American River. Comment
  SEINET7893697  Acer glabrum var. glabrum W. D. Billings 1951-7-28 2132 Placer W. side of Sierra Nevada, 1-2 mi. S of The Cedars, American River drainage. 1829 Comment
  RSA739870  Acer glabrum var. torreyi L. P. Janeway, David Toren 2008-9-15 9596 Placer Northern High Sierra Nevada, Plumas National Forest, along S Branch Middle Fork Feather River 500m upstream of the Road 22N95 Bridge, 1.8km NW of Cascade. 1132 Comment
  RSA749179  Acer glabrum var. torreyi James R. Shevock 1985-8-9 11337 Placer Tahoe National Forest, Granite Chief Wilderness. Along trail 16E10 above Picayune Valley. 2200 Comment
  CAS-BOT-BC333260  Acer macrophyllum Saichi Kawahara 1969-5-24 881 Placer Old cabin, Mel Henderson Ranch, Indian Creek 999 Comment
  SEINET11261906  Acer macrophyllum George Helmkamp, E. A. Helmkamp 2012-5-11 18953 Placer Northern Sierra Nevada Mountains Foothills: Finning Mill Road, 1.7 miles N of its junction with Forest Hill Road (Foresthill 7.5' Q.); 0 1041 Comment
  UCR235391  Acer macrophyllum George K. Helmkamp, E. A. Helmkamp 2012-5-11 18953 Placer Northern Sierra Nevada Mountains Foothills, Finning Mill Road, 1.7 miles north of its junction with Forest Hill Road 1041 Comment
  JEPS126315  Achillea millefolium Steve Matson 1997-7-1 9 Placer Tahoe north shore; Snow Creek Watershed, Tahoe Vista/Kings Beach; along dirt road western extension of North Ave. Comment
  OBI39804  Achillea millefolium Joy H. Nishida 1985-7-10 783 Placer Homewood 1829 Comment
  UCD33484  Achillea millefolium Beecher Crampton 1968-10-5 8387 Placer 10 miles S.E. of Truckee on State Hwy. 127. 1828 Comment
  UCD43244  Achillea millefolium C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-13 613 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  UCD83643  Achillea millefolium Albert Grigarick 2009-9-10 196 Placer Squaw Creek Resort, approx. in middle of Emigrant Lift. 2526 Comment
  CAS-BOT-BC210686  Achnatherum lemmonii C. L. Hitchcock 1940-5-7 6314 Placer Ca. 1 mile west of Baxter Comment
  SACT000018  Achnatherum lemmonii Michael Baad 1976-6-10 Placer openings; sections 24, 26, T.15.N; R.13.E 1829.0 Comment
  UC1133124  Achnatherum lemmonii B. Bolt 1934-8-14 Placer e slope of Red Star Ridge Truckee Quadrangle Comment
  UC822089  Achnatherum lemmonii Marcus E. Jones, A. M. 1882-6-28 3298 Placer Emigrant Gap Comment
  UCD32814  Achnatherum lemmonii Beecher Crampton 1964-7-21 7125 Placer Placer County, one mile east of Cisco Grove, old US Hwy. 40. Comment
  SEINET255890 Image available Achnatherum nevadense Mary E. Barkworth, LR Firestone 1987-8-20 4009 Placer Campground 0.7 mi south of I 89 to Tahoe City Interchange Truckee. Comment
  UCD50815  Achnatherum nevadense A. A. Heller 1917-8-14 12925 Placer Mt. Lincoln south of Summit valley. 2499 Comment
  UCD43120  Achnatherum occidentale C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-19 488 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  SEINET3282798 Image available Achnatherum occidentale subsp. californicum George K. Helmkamp, E. A. Helmkamp 2009-8-12 15451 Placer Sierra Nevada Mountains; Forest Hill Road at Robinson Flat, 27 miles northeast of the city of Foresthill. 2061 Comment
  UC1133077  Achnatherum occidentale subsp. californicum B. Bolt 1934-8-14 179 Placer e slope of Red Star Ridge Tahoe National Forest, Truckee Quadrangle Comment
  UC682059  Achnatherum occidentale subsp. californicum G. L. Stebbins Jr. 1941-7-16 3172 Placer 1 mi w Cisco Grove (rocky ledges along US Highway 40) 1706 Comment
  CAS-BOT-BC218038  Achnatherum stillmanii Catherine Best 1979-7-7 s.n. Placer Ca. 15 miles E of Foresthill, Big Tree Grove Comment
  UC477532  Achnatherum stillmanii L. S. Smith 1931-6-4 2557 Placer below Pine Nut (Duncan Canyon); Tahoe Nat. Forest 1524 Comment
  JEPS55417  Acmispon argophyllus var. fremontii F. M. Essig 1916-6-17 Placer Cape Horn; U.P.R.R. Comment
  UCD36679  Acmispon brachycarpus Beecher Crampton 1955-6-15 2919 Placer Placer County, 8 miles west of Forest Hill. Comment
  SJSU3621  Acmispon micranthus C. W. Sharsmith 1962-5-27 6912 Placer near Clipper Gap c. 6 mi N of Auburn on Donner Summit Rd (Hwy 40) 512 Comment
  SD43661  Acmispon parviflorus Darley F. Howe 1948-5-21 1916 Placer Placer County 456 Comment
  UC853409  Aconitum columbianum A. A. Heller 1917-8-13 12882 Placer Summit valley 2118 Comment
  UCD95385  Aconitum columbianum L. M. Sparks 1912-8-1 32 Placer Lake Tahoe. Comment
  CAS-BOT-BC391461  Aconitum columbianum subsp. columbianum G. P. Rixford 1915-7-10 s.n. Placer Cisco Comment
  SEINET4175504  Aconogonon davisiae W. D. Billings 1950-7-30 1921 Placer Northeast side of Squaw Peak, Sierra Nevada 2591 Comment
  UCD98571  Aconogonon davisiae Frederica Bowcutt 1994-7-22 1944 Placer Sierra Nevada Mountains, Tahoe Basin, Northshore between Truckee and Tahoe City, Squaw Valley ski resort. Near High Camp at pond construction site. 2438 Comment
  UCD98797  Aconogonon phytolaccifolium F. A. MacFadden 1934-7-26 s.n. Placer Foot of Red Mt. Comment
  CAS-BOT-BC29250  Acroptilon repens Beecher Crampton 1972-7-26 8851 Placer Carpenter Flat east of Emigrant Gap. Along Laing's Road. Comment
  CDA19803  Acroptilon repens R. Breckenridge 1998-7-22 PDR 389791 Placer Sierra Nevada; N side of Hwy 89 near MP 18.17 at Truckee River south of Truckee. 0 Comment
  CDA39088  Acroptilon repens Preston Neufeld 2013-7-1 PDR# 310 P06129930 Placer Along Interstate 80 near Drum Forebay exit. 0 Comment
  SCFS11529136  Adenocaulon bicolor E. Krimmel, F. Felix 2012-9-13 Placer NFAm 2 mi downstream from Cedars. Comment
  UCD69172  Adenocaulon bicolor D. Sanchez-Mata; P. Rodriguez-Rojo 1997-8-9 s.n. Placer Blue Canyon. Tahoe National Forest. Mesophytic white fir forests in Blue Canyon (Abietion lowianae Rivas-Martinez and Sanchez-Mata 1997). 1550 Comment
  UCR231855  Adenocaulon bicolor George K. Helmkamp, E. A. Helmkamp 2010-8-11 16764 Placer Northern Sierra Nevada Mountains, Finning Mill Road, 2.3 miles north of Forest Hill Road at the crossing of McBride Creek 1082 Comment
  UCR218241  Adiantum jordanii George K. Helmkamp, Mary Alice Barnes & Mary Jane Ganibe 2010-7-2 16437 Placer Sierra Nevada Mountains Foothills, Iowa Hill Road, 1.9 miles southeast of its junction with Canyon Way in Colfax 415 Comment
  CDA42825  Aegilops triuncialis G. F. Hrusa, M. Pitcairn 2015-7-16 18648 Placer Sierra Nevada; Lake Clementine Rd., E of Auburn. 398 Comment
  SACT000029  Aegilops triuncialis D. Meyer 1983-7-24 Placer Moist, shady roadside 1036.32 Comment
  POM85633  Aesculus californica I. E. Diehl 1902-7-7 42 Placer Colfax. Comment
  CAS-BOT-BC29379  Ageratina occidentalis L. S. Smith 1925-9-13 1730 Placer Deer Park, Tahoe Forest 1950 Comment
  JEPS18790  Ageratina occidentalis L. S. Smith 1925-9-13 1730 Placer Deer Park Tahoe National Park, Deer Park 1950 Comment
  POM58925  Ageratina occidentalis A. M. Carpenter 1892-8-9 s.n. Placer [Unspecified] Comment
  CAS-BOT-BC15493  Agoseris X elata L. R. Abrams 1917-9-19 6780 Placer Lily Lake near Fallen Leaf Lake, Tahoe Comment
  CDA36901  Agoseris glauca CDFA Staff 1995-6-2 s.n. Placer Dry Creek. 0 Comment
  CHSC114669  Agoseris glauca CDFA Staff 1995-6-2 Placer Dry Creek. Comment
  RSA518725  Agoseris heterophylla var. heterophylla Barbara Ertter, David M. Thompson 1989-4-8 8154 Placer Iowa Creek Road 2 miles from I-80 near entrance to Auburn State recreation area at creek crossing 518 Comment
  RSA129789  Agoseris monticola B. Bolt 1934-8-23 203 Placer Divide between Picaune and Grayhorse. 2439 Comment
  CDA15680  Agoseris retrorsa G. F. Hrusa, J. Glazner 1999-7-18 15230 Placer Lake Tahoe; Wooded slopes betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1905 Comment
  CAS-BOT-BC13329  Agoseris retrorsa Grant 1906-7-15 7017 Placer Taheo Tavern Comment
  SACT000052  Agropyron intermedium var. trichophorum Michael Baad 1976-7-17 Placer Open brushy slopes on granite 2133.6 Comment
  SACT000058  Agropyron smithii D. Meyer 1983-8-7 Placer 4.64 km south of Placer Co line. Roadside. Elev. 1758. 1758.0 Comment
  SACT000061  Agropyron subsecundum Michael Baad 1983-7-23 Placer Along Highway 267 on south side of road Comment
  SACT000071  Agropyron trachycaulum Michael Baad 1983-7-23 Placer Boggy meadows along road 1828.8 Comment
  JEPS83018  Agrostemma githago Doug James 1973-5-27 115 Placer Off Auburn-Forest Hill Road 11.2 mi from Highway 49 655 Comment
  SEINET3258002 Image available Agrostis George K. Helmkamp, E. A. Helmkamp 2008-8-20 14036 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
  UCD163426  Agrostis avenacea Robert E. Preston 2015-5-29 3003 Placer 1.8 mi SE of Sheridan, 0.5 mi E of Old Hwy 65, 0.25 mi N of Yankee Slough. 33 Comment
  UCD51699  Agrostis elliottiana Beecher Crampton 1957-5-7 3998 B Placer 1.7 miles east of Lincoln, on the road to Newcastle. Comment
  CDA15648  Agrostis exarata G. F. Hrusa, J. Glazner 1999-7-18 15215 Placer Lake Tahoe; Wooded slopes betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1889 Comment
  CHSC74332  Agrostis exarata Susi Urie; Eric Schroder 1998-9-12 98 -370 Placer Meadow complex on south side of Ward Creek about 1.6 mi west of Lake Tahoe and Sunnyside. 1987 Comment
  SACT000081  Agrostis exarata D. Meyer 1983-8-7 Placer East bank 1879.0 Comment
  SACT000090  Agrostis exarata D. Meyer 1984-7-29 Placer 1661.0 Comment
  SEINET238859  Agrostis exarata Beecher Crampton 1952-11-9 930 Placer 6 miles east of Auburn 1 mile south of Meadow Vista. 457 Comment
  UCD52076  Agrostis exarata Beecher Crampton 1970-6-26 8640 Placer Gold Run. 914 Comment
  UCR146666  Agrostis exarata Beecher Crampton 1970-6-26 8640 Placer Sierra Nevada Mountains, Gold Run 915 Comment
  RSA654890  Agrostis gigantea G. Fred Hrusa, J. Glazner 1997-8-3 14038 Placer Corner of Hwy 89 & Squaw Valley Road., 39 deg 12' N, 120 deg 12' W. 2000 Comment
  CAS-BOT-BC139256  Agrostis idahoensis A. A. Heller 1917-8-13 12913 Placer Ridge northwest of Donner Pass. 2346 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
  UCD52781  Agrostis idahoensis L. S. Smith 1914-9-14 s.n. Placer Col. Near Devils Peak. Comment
  UCD52969  Agrostis idahoensis A. A. Heller 1919-7-25 13293 Placer near the Yuba River belove Cisco. Comment
  CAS-BOT-BC139000  Agrostis pallens A. A. Heller 1917-8-13 12897 Placer Base of a cliff north of Summit hotel. 2164 Comment
  UCD53242  Agrostis pallens B. Bolt 1934-7-17 s.n. Placer 1/2 mile S.W. of Walker Mine. 1981 Comment
  CHSC75035  Agrostis scabra Susi Urie; Eric Schroder 1998-9-8 98 -290 Placer Lake Tahow Basin. Meadow complex on north side of Ward Creek about 3.1 mi west of Lake Tahoe and Sunnyside. 2017 Comment
  SACT000196  Agrostis stolonifera var. major D. Meyer 1984-8-26 Placer 1818.0 Comment
  SACT000202  Agrostis stolonifera var. major Michael Baad 1976-8-4 Placer Picayune Trail at end of Jeep road, two miles east of Talbot Camp, ne of mildred ridge 1975.0 Comment
  SACT000208  Agrostis stolonifera var. major Michael Baad 1983-7-15 Placer 4 miles east of junction with road to Brushy Springs stations 1615.44 Comment
  SACT000211  Agrostis tenuis Josephine Van Ess 1976-6-16 Placer at small stream draining from golf course. wet streambank. 48.8 Comment
  SACT000244  Agrostis variabilis D. Meyer 1983-10-22 Placer Squaw Valley Ski Resort, Searchlight ski run, from base up to Olympic Lady Chairlift, straw added for erosion control 2121.0 Comment
  SACT000251  Agrostis variabilis Michael Baad 1983-8-11 Placer Collected 3 miles west of Alpine Meadows 2133.6 Comment
  UCD53721  Agrostis variabilis R. Tofsrud 1951-7-1 s.n. Placer Hwy. 40, 5 mi. below Soda Springs. 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
  CDA19546  Aira caryophyllea M. I. Wibawa, G. F. Hrusa , J. Glazner 2002-5-22 229 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
  SACT000236  Aira caryophyllea Michael Baad 1983-4-17 Placer Descending to Middle Fork of American River 411.48 Comment
  CAS-BOT-BC138376  Aira caryophyllea var. caryophyllea Peter H. Raven 1954-4-16 6605 Placer 7 miles south of Lincoln on road to Roseville. Comment
  SD595  Allium campanulatum Unknown Jul 1914 17 9 Placer Cisco. Comment
  UC120013  Allium campanulatum C. F. Sonne 1895-7-25 Placer w slope Washoe Mts. Sierra Nevada Mountains, Washoe Mts. Comment
  CAS-BOT-BC474087  Allium platycaule John H. Thomas; Hazelle A. Thomas 1956-7-21 6091 Placer Vicinity of Donner Pass, about 80 miles northeast of Sacramento, Sierra Nevada 2377 Comment
  CHSC46525  Allium platycaule Lowell Ahart 1964-7-3 12 Placer Along the trail to the Placer Queen Mine, north-east of Bald Mountain. 1676 Comment
  UC3102  Allium platycaule C. J. Fox Jr. July, 1895 Placer near Squaw Peak Comment
  UCD149499  Allium sanbornii G. L. Stebbins 1978-5-28 7890 Placer West side of Big Crater. (Exact location unknown. Coordinates estimated by label maker.) 1280 Comment
  JEPS14036  Allium sanbornii var. congdonii Rimo Bacigalupi with A. Hawkes, G. L. Stebbins, D. Zohary, H. Stutz, J. Hunziker, F. Ehrendorfer 1952-7-20 3890 Placer serpentine hill just s Shirttail Public Camp (7 mi e of Iowa Hill); Tahoe National Forest 1188 Comment
  CHSC40029  Allophyllum gilioides L. S. Rose 1941-7-8 41291 Placer Chambers Lodge (McKinney), Lake Tahoe. 2100 Comment
  JEPS127505  Allophyllum gilioides subsp. violaceum Steve Matson 1998-6-24 298 Placer nSNH; Tahoe north shore; Snow Creek watershed, Tahoe Vista/Kings Beach. Comment
  SEINET3861937  Allophyllum gilioides subsp. violaceum Genevieve K. Walden 2009-6-25 214 Placer Northstar Ski Resort parking lot, in median strips near riparian creek.; 0 1927 Comment
  SEINET14440331  Allophyllum integrifolium B. Bolt 1934-7-10 93 Placer 2 miles S of Huysink Lake. Comment
  UC1123715  Allophyllum integrifolium B. Bolt 1934-7-19 148 Placer Tadpole Spring, Plot #233 Tahoe Nat'l Forest; , Colfax Quad., Tadpole Spring Comment
  UCR191131  Allophyllum integrifolium George K. Helmkamp, E. A. Helmkamp 2007-6-12 12316 Placer Northern Sierra Nevada Mountains, Lake Spaulding Road just north of its junction with Hwy CA-20 1610 Comment
  SBBG1282  Alnus incana subsp. tenuifolia E. R. Blakley 1960-9-2 3805 Placer meadow at mouth of Carnelian Crk, Lake Tahoe 1905 Comment
  SBBG55742  Alnus incana subsp. tenuifolia D. Keil 1978-7-23 12922 Placer Cisco Grove exit from Interstate 80, just E of Nevada County line 1767 Comment
  SEINET5536271 Image available Alnus incana subsp. tenuifolia E. J. Kraus 1926-1 s.n. Placer Lake Tahoe Comment
  UC1135174  Alnus incana subsp. tenuifolia B. Bolt 1934-7-12 111 Placer Devil's Peak Tahoe National Forest, Truckee Quadrangle Comment
  UCD109959  Alnus incana subsp. tenuifolia W. J. Barry 1968-3-31 45 Placer State Highway 20 at turnoff to Lake Spaulding. 1463 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
  SACT002776  Alnus rhombifolia Michael Baad 1976-6-4 Placer 9 miles east of Forest Hill on road to French Meadows Reservoir. Steep rockface beyond American River outlook. 1612.0 Comment
  SACT002785  Alnus tenuifolia Michael Baad 1976-6-10 Placer Collected on north slope of Duncan Canyon on trail to Robinson Flat. Comment
  SACT002786  Alnus tenuifolia Michael Baad 1976-7-17 Placer 0.5 mile east of Five Lakes and 1.5 miles west of Alpine Medows Ski Area. OPen slopes of eroded granite. 2133.0 Comment
  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
  UCD37375  Ambrosia artemisiifolia Beecher Crampton 1959-9-17 5463 Placer Bowman, along U. S. Highway 40. Comment
  CDA24996  Amelanchier utahensis J. Glazner 2000-8-16 s.n. Placer Lake Tahoe; Shrub on wooded slopes betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1889 Comment
  UC726189  Amsinckia lycopsoides A. A. Heller 1940-4-8 15532 Placer 4 mi s Lincoln (along U.S. Hwy 99E) Comment
  CDA37237  Anagallis arvensis CDFA Staff s.n. Placer Nute Ranch, near Nute Road. 0 Comment
  SEINET8551460  Anagallis arvensis R. C. Sumner 1948-5-7 s.n. Placer Found near road in open field, 4 miles south of Loomis. 305 Comment
  RSA129784  Anaphalis margaritacea B. Bolt 1934-7-17 132 Placer Robertson Flat. 2012 Comment
  CAS-BOT-BC137822  Andropogon glomeratus var. pumilus Beecher Crampton 1960-11-2 5802 Placer 1 mile southeast of Auburn, State Highway 49. Comment
  SACT000288  Andropogon virginicus Josephine Van Ess 1975-11-5 Placer Permanent stream to Linda Creek 94.5 Comment
  CAS-BOT-BC391820  Anemone drummondii Mrs. Bliss 1923-4-20 s.n. Placer Tahoe City Comment
  RSA125348  Angelica breweri P. H. Raven 1958-6-14 13210 Placer West side of Donner Pass 2165 Comment
  UC1122889  Angelica breweri B. Bolt 1934-7-12 105 Placer Tahoe National Forest, Snow Mountain Snow Mountain; Tahoe National Forest, Snow Mountain 2438 Comment
  UCD75949  Angelica breweri Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5190 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, along Emigrant Trail on the N side of the north fork of Cold Creek. South side of trail. 2161 Comment
  CAS-BOT-BC26982  Antennaria media Charles Frederick Sonne 1885-7-12 160 Placer Sierra Nevada Mts. Above Coldstream. Comment
  UC65330  Antennaria rosea P. B. Kennedy and S. B. Doten 1901-8-10 Placer summit of Devils; Summit Soda Springs Comment
  UC507811  Anthemis cotula Orcutt 283 Placer Comment
  CAS-BOT-BC137714  Anthoxanthum odoratum L. S. Smith 1932-6-7 2680 Placer Elliot Ranch. Sugar Pine Range. 1066 Comment
  SACT000340  Anthoxanthum odoratum D. Meyer 1983-7-16 Placer 1212.0 Comment
  UC885065  Antirrhinum vexillocalyculatum subsp. intermedium Marcus E. Jones, A. M. 1882-7-3 3426 Placer Colfax Comment
  SD234269  Apocynum androsaemifolium G. K. Helmkamp, E. A. Helmkamp 2007-5-30 12209 Placer Northern Sierra Nevada Mountains Foothills: Mosquito Ridge Road, 8.5 miles east of its junction with Forest Hill Road in Foresthill. 487 Comment
  SEINET4691687  Apocynum androsaemifolium George K. Helmkamp, E. A. Helmkamp 2010-1 16785 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
  UC878846  Apocynum androsaemifolium A. A. Heller 1917-8-13 12902 Placer cliff n. of Summit hotel 2164 Comment
  UCR206595  Apocynum androsaemifolium George K. Helmkamp, E. A. Helmkamp 2009-7-16 15208 Placer Sierra Nevada Mountains, Forest Hill Road, 24.6 miles northeast of the city of Foresthill, near Ford Point 1698 Comment
  POM147904  Apocynum pumilum var. rhomboideum J. B. Feudge 1927-7-19 1733 Placer Donner Lake 2134 Comment
  RSA0053709  Aquilegia formosa var. formosa G. K. Helmkamp, E. A. Helmkamp 2012-9-25 19797 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
  POM366953  Aquilegia formosa var. truncata Bonnie C. Templeton 1931-7-4 1505 Placer Near Meeks Bay, Lake Tahoe 2280 Comment
  POM99522  Aquilegia formosa var. truncata Marcus E. Jones 1882-6-28 2614 Placer Emigrant Gap. Comment
  CDA34484  Arabidopsis thaliana R. A. Price 2010-4-16 1711 Placer Horton Iris Farms, in the vicinity of Loomis. 0 Comment
  UCD43026  Arabis hirsuta var. glabrata C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-18 395 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  POM143042  Arabis lemmonii var. depauperata C. F. Sonne 1897-7-18 s.n. Placer Tinker s Knob 2744 Comment
  CDA15953  Arabis rectissima G. F. Hrusa, J. Glazner 1999-7-17 15139 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  POM94623  Arabis rectissima Marcus E. Jones 1882-6-27 s.n. Placer Emigrant Gap. Comment
  UC199672  Arceuthobium americanum C. F. Sonne March 1899 Placer Mayen's Meadow near Truckee Comment
  CAS-BOT-BC24246  Arctostaphylos mewukka W. R. Dudley 1909-8-16 s.n. Placer Monte Vista, Dutch Flat. Comment
  CAS-BOT-BC40049  Arctostaphylos nevadensis R. F. Hoover 1967-9-5 s.n. Placer Carnelian Bay, Lake Tahoe Comment
  POM286039  Arctostaphylos nevadensis Lyman Benson 1933-6-26 4539 Placer Cisco, U.S. 40. Sierra Nevada; Bear River watershed. 1829 Comment
  UCR171337  Arctostaphylos nevadensis George K. Helmkamp, E. A. Helmkamp 2005-10-1 9977 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
  UC1120769  Arctostaphylos patula G. T. Nordstrom 1934-6-21 135 Placer 2 mi ne Mammoth Springs; Tahoe National Forest, Colfax Quadrangle Comment
  UCD53447  Arctostaphylos patula subsp. 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
Read comments
Jul 23 2017
  SCFS1103  Arctostaphylos viscida E. Krimmel 2014-6-26 Placer "Land of the Lost": on trail, 1/3 of the way from Serena Creek to Heath Falls Overlook. Comment
  UCR178677  Arctostaphylos viscida Ellen Dean, John Downs, Brian Ludwig 2006-3-30 2830 Placer Along Secret Town Road, near railroad overpass trestle, NW of I-80 915 Comment
  SEINET7268599  Arctostaphylos viscida L. R. Miller 1934-6-23 s.n. Placer Above Colfax 914 Comment
  SEINET7268629  Arctostaphylos viscida J. Elder 1961-3-18 s.n. Placer 5 mi. SE of Auburn, on hillside above American River 366 Comment
  CAS-BOT-BC47125  Arctostaphylos viscida subsp. viscida Alice Eastwood 1922-4-6 11124 Placer Colfax. Comment
  RSA27884  Arctostaphylos viscida subsp. viscida C. L. Hitchcock 1940-5-14 6380 Placer Meier Ranch, 6 miles north of Colfax. 762 Comment
  RSA306168  Arctostaphylos viscida subsp. viscida Fay A. MacFadden 1934-3-25 12411 Placer Dutch Flat. 1067 Comment
  UC1121445  Arctostaphylos viscida subsp. viscida N. French 1934-5-29 378 Placer 1 mi w Lake Spaulding; Tahoe National Forest, Colfax Quadrangle Comment
  UC193056  Arctostaphylos viscida subsp. viscida C. F. Sonne Feb. 1885 Placer Gold Run Comment
  UC1125769  Arenaria congesta var. suffrutescens G. T. Nordstrom 1934-6-18 109 Placer North slope of Texas Hill Tahoe Natioinal Forest,Colfax Quadrangle, Texas Hill 1584 Comment
  UC852450  Arenaria congesta var. suffrutescens A. A. Heller 1917-6-19 12741 Placer Emigrant Gap 1615 Comment
  CHSC74189  Arnica chamissonis Susi Urie 1998-9-3 98 -230 Placer Meadow along the unnamed creek along the northeast side of Tahoe Vista; about 0.5 mi north of Lake Tahoe. 1914 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
  JEPS126320  Arnica chamissonis Steve Matson 1998-7-12 330 Placer nSNH; Martis Valley, about 4 miles SE of Truckee; Martis Creek Wildlife Area; 400 yards NNE of vernal pools which are just north of Highway 267. 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
  UC892075  Arnica cordifolia Alice Eastwood Jun 15 1912-Jun 19 1912 450 Placer Tahoe City Lake Tahoe Region Comment
  SBBG128842  Arnica dealbata G. K. Helmkamp, E. A. Helmkamp 2010-8-14 16778 Placer American Hill Rd, (Forest Route 13), 4.7 mi S of its jct with Foresthill Rd and just S of a crk crossing 1552 Comment
  UC91127  Arnica lanceolata subsp. prima C. F. Sonne 1886-8-16 Placer 2590 Comment
  UC197284  Arnica longifolia C. F. Sonne 1897-8-1 Placer Mt. Anderson (e slope) Sierra Nevada Mountains, Mt. Anderson 2438 Comment
  UC477561  Arnica longifolia L. S. Smith 1931-7-15 2608 Placer Mt. Rose country Tahoe Nat. Forest, Mt. Rose 2438 Comment
  CAS-BOT-BC85173  Arnica mollis John H. Thomas; Hazelle A. Thomas 1956-7-21 6213 Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento. 2377 Comment
  CAS-BOT-BC85175  Arnica mollis Arnold Tiehm 1974-8-8 5201 Placer Sierra Nevada, Murphy's Meadow 2407 Comment
  UC193451  Arnica mollis C. F. Sonne 1886-8-9 Placer above Coldstream Comment
  UCD42806  Arnica mollis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-23 172 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  UCD83640  Arnica mollis Albert Grigarick 2009-9-10 193 Placer Squaw Creek Resort, approx. in middle of Emigrant Lift. 2526 Comment
  POM160241  Arnica nevadensis C. F. Sonne 1897-07 s.n. Placer E Slope Mt. Anderson 2439 Comment
  SEINET11837497  Arnica nevadensis C. F. Sonne 1885-1 s.n. Placer Anderson's Peak. Trukee Knob Comment
  CDA15949  Artemisia arbuscula G. F. Hrusa, J. Glazner 1999-7-17 15135 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  UC1119382  Artemisia arbuscula N. French 1934-6-22 450 Placer 7/8 mi from Lake Dulzura; Truckee Quadrangle Comment
  UC193575  Artemisia arbuscula C. F. Sonne 1886-8-15 Placer mts. above Coldstream Comment
  CAS-BOT-BC85017  Artemisia arbuscula subsp. arbuscula A. A. Heller 1917-8-13 12914 Placer Ridge northwest of Donner Pass on an open stony slope below a ledge of igneaous rock. 2346 Comment
  RSA122487  Artemisia arbuscula subsp. arbuscula B. Bolt 1934-8-23 197 -241 Placer Divide between Picayune and Grayhorse. 2439 Comment
  RSA127146  Artemisia arbuscula subsp. arbuscula George H. Ward 1949-9-12 948 Placer Along truckee River, ca. 8 mi. N of Tahoe City Comment
  CDA16795  Artemisia arbuscula subsp. thermopola G. F. Hrusa, J. Glazner 2001-7-15 15934 Placer Sierra Nevada; N side at summit of Crows Nest Pk. immed. W of Sugarbowl. 2377 Comment
  UCD129252  Artemisia douglasiana Rex Palmer Date Unknown N 888 Placer Headwaters basin area of the North Fork of the American River Comment
  UCR260073  Artemisia douglasiana George K. Helmkamp, Elizabeth Helmkamp 2013-10-14 22419 Placer Sierra Nevada Mountains Foothills, Yankee Jim Road, 3.6 miles northwest of its junction with Foresthill Road 651 Comment
  SEINET6775387 Image available Artemisia douglasiana P. B. Kennedy, S. B. Dozen 1901-8-19 420 Placer [Sierra Nevada] Talbots home camp, 7 miles from French Meadows, Cal Comment
  UCD21692  Artemisia ludoviciana Rex Palmer 1979-6-20 N 285 Placer Headwaters basin area of the North Fork of the American River Comment
  UC193589  Artemisia ludoviciana subsp. incompta C. F. Sonne 1887-8-7 Placer mts. above Coldstream Comment
  CAS-BOT-BC93707  Artemisia norvegica subsp. saxatilis C. F. Sonne 1885-8-23 177 Placer E. slope Anderson's Peak 2743 Comment
  UC480756  Artemisia tridentata W. C. Blasdale 1923-7-13 Placer top Ellis Peak; Lake Tahoe Region, Ellis Peak Comment
  SACT000352  Arundo donax Josephine Van Ess 1977-4-27 Placer Loomis, collected on Rippery Road where flume crosses road at top of the hill. Very small plant. 140.2 Comment
  SEINET6652469  Asarum hartwegii M. J. Williams 1968-5-28 s.n. Placer Near Caribou Power Station 701 Comment
  UC372822  Asarum lemmonii Marcus E. Jones 1882-6-29 3499 Placer Emigrant Gap Comment
Read comments
Apr 7 2018
  SCFS5097  Asclepias cordifolia F. Felix, Erica Krimmel 2013-5-19 17 Placer North Fork American River, 0.3 mile east Heath Falls overlook, on trail Comment
  UC1123505  Asclepias cordifolia C. R. Clar 1933-6-3 124 Placer near Weimer; Colfax Quadrangle Comment
  UCD121253  Asclepias cordifolia Al Franklin 1987-5-1 87 -7 Placer 1.3 miles east of I-80 on Foresthill Road, just outside Auburn, east side of N. Fork American River Canyon. 396 Comment
  POM76173  Asclepias fascicularis Marcus E. Jones 1882-7-8 s.n. Placer Auburn Comment
  UC1874971  Aspidotis densa Ruth Kirkpatrick 2001-7-16 1062 Placer Junction of Hwy 20 with Sierra Discovery Trail, 3 mi E of Hwy 80. 1421 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
  RSA714090  Aster occidentalis var. occidentalis George K. Helmkamp, E. A. Helmkamp 2005-10-1 9983 Placer Northern Sierra Nevada Mts.: NW of Lake Tahoe; Junction of Bear Creek Road and Big John Drive (ca. 2.2 miles west of CA Highway 89 and just south of Alpine Meadows Road) 2015 Comment
  UCR231862  Aster oregonensis George K. Helmkamp, E. A. Helmkamp 2010-10-16 17024 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
  UCR146921  Aster oregonensis subsp. californicus Beecher Crampton 1961-9-27 6020 Placer Sierra Nevada Mountains, Blue Canyon, railroad right-of-way 1431 Comment
  SCFS1173  Asteraceae E. Krimmel, Michael Hamilton 2013-8-1 Placer NFAm. Drying creek bed at Chickering. Comment
  CAS-BOT-BC178756  Astragalus canadensis var. brevidens A. A. Heller 1917-8-13 12904 Placer Near Summit hotel in granite. 2133 Comment
  UCD104669  Astragalus canadensis var. brevidens A. A. Heller 1917-8-13 12904 Placer Near Summit hotel. Comment
  SD113710  Astragalus gambelianus Darley F. Howe 1948-5-21 1842 Placer 4.0 miles north of Auburn. Comment
  UCD38786  Astragalus lentiginosus var. ineptus Beecher Crampton 1958-6-24 4950 Placer About 4 miles southeast of Truckee, eastern edge of Martis Valley. Placer-Nevada County line. Comment
  UCD22021  Astragalus whitneyi Rex Palmer 1979-6-9 N 137 Placer Headwaters basin area of the North Fork of the American River 2438 Comment
  CHSC118009  Asyneuma prenanthoides G. K Helmkamp; E. A Helmkamp 2008-9-15 14114 Placer Northern Sierra Nevada Mountains: along Foresthill Road 20 miles northeast of the city of Forest Hill. 1707 Comment
  UCD38680  Asyneuma prenanthoides Beecher Crampton 1956-7-17 3730 Placer Blue Canyon. 1432 Comment
  UCD66893  Asyneuma prenanthoides D. Sanchez-Mata; P. Rodriguez-Rojo 1997-8-9 s.n. Placer Blue Canyon. Tahoe National Forest. 1550 Comment
  RSA692536  Athyrium filix-femina subsp. cyclosorum May N. Ackley 1925-06 13 Placer Bear Valley Comment
  RSA692537  Athyrium filix-femina subsp. cyclosorum May N. Ackley 1925-06 21 Placer Near Towle Comment
  CAS-BOT-BC66088  Athyrium filix-femina var. cyclosorum F. A. MacF. 1934-7-26 12612 Placer foot of Red Mt. Comment
  SEINET11193207  Athysanus pusillus F. Martin 1962-3-16 74 Placer Above the North Fork Yuba River, 2 miles E of Auburn. 274 Comment
  SEINET5340467  Athysanus pusillus M. Demorest 1962-3-15 s.n. Placer Junction of North and Middle Forks of American River, 4 miles from Auburn. 183 Comment
  SACT000358  Avena barbata Michael Baad 1983-5-5 Placer Southeast of junction with Canyon Way Road. Four miles South of Colfax. 548.64 Comment
  UC1130893  Avena barbata N. French, R. Clar 1933-6-5 68 Placer Middle Fork American River Sacramento Quadrangle Comment
  SACT000400  Avena fatua D. Meyer 1983-6-18 Placer Shady area 1170.0 Comment
  CAS-BOT-BC66258  Azolla mexicana Lowell Ahart 1975-3-16 s.n. Placer About 1/2 to 1/2 miles NE of intersection on Wise and McCourtney Road north of Lincoln 41 Comment
  JEPS32252  Balsamorhiza macrolepis R. F. Hoover 1939-5-10 4092 Placer Lincoln Comment
  CAS-BOT-BC16556  Barbarea orthoceras Alice Eastwood 1912-6-15 412 Placer Lake Tahoe Region. Deer Park. Comment
  CHSC11065  Barbarea orthoceras Lowell Ahart 1969-7-30 Placer Ahart Camp, French Meadows. 1524 Comment
  UCD41245  Barbarea orthoceras Ellen Dean; Art Shapiro, Adrienne Shapiro 2003-5-12 1700 Placer Dutch Flat area, north of Hwy 80 near Alta Exit. Along Drum Powerhouse Road, about 1.5 road miles northeast of intersection with Main St. 1066 Comment
  UCR250072  Barbarea orthoceras George K. Helmkamp, Mary Alice Barnes 2013-5-3 20485 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 4.7 miles south of Forest Hill Road, 1.8 mi. east (92 deg. ) of Foresthill 829 Comment
  CAS-BOT-BC75991  Berberis pumila Miss Francis D. Patterson 1921-4-1 s.n. Placer Dutch Flat. Comment
  CDA43434  Berteroa incana Patterson & Diefendorf 2015-7-7 PDR# 310 P06130033 Placer Alpine Meadows Ski Area maintenance lot. 0 Comment
  UCD129571  Bidens frondosa G. K. Helmkamp; E. A. Helmkamp 2007-9-14 12955 Placer Northern Sierra Nevada Mountains. Along Mosquito Ridge Road, 0.4 mile east of Foresthill. 942 Comment
  UC136184  Boechera acutina C. F. Sonne 1897-7-4 Placer on road to Tahoe Bear Valley Comment
  CAS-BOT-BC16147  Boechera covillei John Thomas Howell 1943-7-21 18651 Placer Donner Pass to Mount Lincoln. Comment
  UC117957  Boechera covillei C. F. Sonne Jun 1894 Placer above Donner Lake; Sierran Nevada Mountains Comment
  UCD114321  Boechera divaricarpa Robert E. Preston 1984-6-13 460 Placer ca. 3.2 km W of Sunnyside. 2013 Comment
  JEPS72282  Boechera platysperma Gladys L. Smith and Betsy Wilson 1972-4-27 3132 Placer Ward Peak summit area Ward Peak 2632 Comment
  UCD75740  Boechera platysperma Ellen Dean, M. Starbuck,; K. Mawdsley, G. Harrington, M. Bibbo, J. Poloske 2008-7-20 5203 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, ridge between Southern Pacific RR tracks and railroad tunnel to the west of Lakeview Canyon, large turnabout/parking area with off-road vehicle use. 2207 Comment
  CAS-BOT-BC14401  Boechera platysperma J. F. Emmel 1970-6-21 314 Placer Slope, 0.6 air mile south of south end of Donner Pass. 2286 Comment
  CAS-BOT-BC14704  Boechera rectissima Katharine Brandegee s.n. Placer Tahoe Tavern. Comment
  RSA0049722  Boechera rectissima Dean Wm. Taylor 2013-8-7 21398 Placer Coldstream Valley, headwaters of South Fork Cold Creek, 1889 Comment
  CAS-BOT-BC25379  Boechera retrofracta Alice Eastwood 1912-6-15 488 Placer Lake Tahoe Region. Deer Park. Comment
  UCD22344  Boechera retrofracta Rex Palmer 1979-6-19 N 240 Placer Headwaters basin area of the North Fork of the American River. Comment
  UCD22348  Boechera retrofracta Rex Palmer 1979-6-19 N 247 Placer Headwaters basin area of the North Fork of the American River. Comment
  CAS-BOT-BC25704  Boechera sparsiflora John Thomas Howell 1925-5-27 1091 Placer Lake Tahoe. Emerald Bay Camp. 1889 Comment
  CAS-BOT-BC25780  Boechera stricta Alice Eastwood 1909-7-1 125 Placer Lake Tahoe Region. Sunnyside, Lake Tahoe. Comment
  SEINET10389276  Bolboschoenus fluviatilis R. D. Olson 1949-5-14 16 Placer U.S. Highway 40, Roseville City Limit (W). 61 Comment
  UCD66905  Botrychium simplex John Hunter 2008-6-25 s.n. Placer north of Kings Beach (north shore of Lake Tahoe) along unnamed tributary of Griff Creek. 2300 Comment
  CAS-BOT-BC418413  Boykinia occidentalis F. A. Mac Fadden 1934-7-1 12581 Placer Canyon Creek, Monte Vista Comment
  CAS-BOT-BC418415  Boykinia occidentalis Catherine Best 1985-9-15 1144 A Placer Growing at the edge of a creek near Sugar Pine Reservoir about 6 miles north of Forest Hill 1158 Comment
  UCD13303  Boykinia occidentalis Thomas G. Lowrie 1973-6-3 71 Placer Placer CO. Mosquito Ridge road. Comment
  SEINET5340935  Brassica rapa W. D. Billings 1939-3-19 1197 Placer 7 miles northwest of Auburn. Comment
  SACT000453  Briza maxima Josephine Van Ess 1979-4-7 Placer Collected just inside park fence at end of Horseshoe Bar Road; sunny edge of trail 182.9 Comment
  HSC82269  Briza minor Thomas W. Nelson, Jane P. Nelson 1979-4-11 4596 Placer Along N side of Douglas Blvd., 1 mi. S of junction with I-80 Comment
  UCD57484  Briza minor August L. Hormay 1932-5-24 s.n. Placer West of Auburn. Comment
  SDSU777  Briza minor unknown 1948-5-20 Placer Comment
  UCD77141  Brodiaea coronaria Robert E. Preston 2004-4-25 2222 Placer Ca. 2.3 mi NW of Roseville, along Phillip Rd, ca. 1.25 mi W of its jct with Fiddyment Rd. 32 Comment
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Jun 17 2014
  UCD77164  Brodiaea coronaria Robert E. Preston 2003-5-25 2146 Placer Ca. 2.3 mi NW of Roseville, along Phillip Rd, 1.25 mi W of its jct with Fiddyment Rd 32 Comment
  JEPS7635  Brodiaea elegans subsp. elegans W. H. Shockley Placer Auburn Comment
  CAS-BOT-BC484264  Brodiaea elegans var. elegans F. A. Mac Fadden 1931-7-2 12576 Placer American River, 1/2 mile E. of Rawhide mine Comment
  UCD77185  Brodiaea minor Robert E. Preston 2004-6-12 2255 Placer Ca. 1 mile east of Colfax, along Iowa Hill Road. 342 Comment
  CDA39460  Brodiaea purdyi G. M. Cole 1928-5-2 s.n. Placer Near Auburn. 0 Comment
  SACT000381  Bromus carinatus D. Meyer 1984-6-23 Placer Nevada-Placer County line, moist shaded area. 594.0 Comment
  SACT000390  Bromus carinatus James Grove 1977-7-5 Placer 2000.0 Comment
  UC1130978  Bromus carinatus var. carinatus B. Bolt 1934-8-14 Placer e slope of Red Star Ridge Red Star Ridge 1767 Comment
  UC1130991  Bromus carinatus var. carinatus G. T. Nordstrom 1934-6-21 138 Placer Tahoe National Forest, Mammoth Springs Mammoth Springs; Tahoe National Forest, Mammoth Springs 1706 Comment
  UCD59165  Bromus carinatus var. marginatus L. S. Smith 1916-6-27 647 Placer Squaw Valley. Comment
  UCD59203  Bromus carinatus var. marginatus L. S. Smith Date Unknown 514 Placer Squaw Valley. Comment
  SACT000491  Bromus commutatus D. Meyer 1984-6-23 Placer Nevada-Placer County line, moist shaded area 594.0 Comment
  UCD58454  Bromus commutatus Beecher Crampton 1955-6-15 2862 Placer 3 miles east of Weimar. Comment
  UCR146660  Bromus commutatus Beecher Crampton 1955-6-15 2862 Placer Sierra Nevada Mountains, 3 miles east of Weimar, head of Bunch Canyon, on Forest Hills [Yankee Jim] Road, just off U.S. Highway 40 701 Comment
  CAS-BOT-BC155986  Bromus diandrus A. A. Beetle 1941-5-26 2718 Placer Near Cisco. 914 Comment
  SACT000524  Bromus diandrus Michael Baad 1977-6-8 Placer road between Forest Hill and French Meadows, roadside in serpentine chaparral community 914.4 Comment
  SACT000527  Bromus diandrus D. Meyer 1983-6-5 Placer 982.98 Comment
  SACT000532  Bromus diandrus D. Meyer 1983-6-5 Placer on the turnoff, along roadside 487.68 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
  UCD59464  Bromus diandrus August L. Hormay 1933-5-24 s.n. Placer West of Auburn. Comment
  CAS-BOT-BC155061  Bromus hordeaceus Saichi Kawahara 1969-7-6 1422 Placer West of old cabin, Mel Henderson Ranch, Indian Creek. 999 Comment
  CAS-BOT-BC155445  Bromus hordeaceus Peter H. Raven 1954-4-16 6607 Placer 7 miles south of LIncoln on road to Rosevill. Comment
  UCR258237  Bromus hordeaceus George K. Helmkamp, Amy Barnes 2013-3-28 20236 Placer Eastern Sacramento Valley, NW edge of Sheridan, new section of Riosa Road, connecting new CA-65 with old CA-65 43 Comment
  SACT000565  Bromus hordeaceus subsp. hordeaceus Josephine Van Ess 1983-6-18 Placer Shady area 1170.0 Comment
  UCD74181  Bromus inermis subsp. inermis Jennifer W. Burt 2005-7-17 40 Placer Powder Bowl' abandoned ski area (South of Alpine Meadow Road off Hwy 89 near Alpine Meadows) - collected from center of an abandoned ski run. 2112 Comment
  CDA37198  Bromus madritensis subsp. rubens CDFA Staff s.n. Placer Nute Ranch, near Nute Road. 0 Comment
  SACT000654  Bromus marginatus Michael Baad 1976-6-17 Placer 1097.28 Comment
  SACT000691  Bromus marginatus D. Meyer 1983-10-22 Placer from base of Searchlight chairlift to base of Olympic Lady chairlift, downhill ski area, straw added for erosion control 2000.0 Comment
  SACT000614  Bromus molliformis Josephine Van Ess 1976-3-31 Placer open roadside 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
  LA13781  Bromus orcuttianus B. Bolt; 1934-7-3 75 Placer top of Sawtooth Ridge 1219 Comment
  SBBG22675  Bromus orcuttianus M. S. Walters 1960-6-22 Placer Hwy 28 at Brockway, Lake Tahoe Comment
  UCD59067  Bromus orcuttianus L. S. Smith 1916-6 627 Placer Squaw Valley. 2042 Comment
  UCD59270  Bromus orcuttianus Beecher Crampton 1967-7-26 8152 Placer Ca. 3 miles NW of Kings Beach, near summit State Hwy. 267, north end Lake Tahoe. 2133 Comment
  UCR240902  Bromus orcuttianus George K. Helmkamp, E. A. Helmkamp 2012-6-19 19215 Placer Northern Sierra Nevada Mountains Foothills, Foresthill Road, 2.6 miles east of its junction with Mosquito Ridge Road in Forest Hill 1052 Comment
  SD43593  Bromus racemosus D. F. Howe 1948-5-20 Placer 456 Comment
  CAS-BOT-BC161976  Bromus rubens Peter H. Raven 1954-4-16 6603 Placer 7 miles south of Lincoln on road to Roseville. Comment
  SACT000719  Bromus rubens Josephine Van Ess 1975-4-16 Placer North of Rock Corral, Linda Creek drainage, found in crevices in rocks 915.0 Comment
  SACT000722  Bromus rubens Michael Baad 1977-6-8 Placer on road between Forest Hill and French Meadows; roadside in serpentine-chaparral community 914.4 Comment
  SACT000728  Bromus rubens Michael Baad 1983-4-17 Placer 2.7 miles outheast of intersection descending to Middlefork of the American River, serpentine outcrop. 609.6 Comment
  UCD59522  Bromus rubens M. Vincent 1965-4-19 649 Placer 4 miles south of Marysville. Comment
  UCD59653  Bromus secalinus Beecher Crampton 1953-5-26 1336 Placer Sunnybrook Farms, 2 miles north of Lincoln. Comment
  OBI20099  Bromus sitchensis David J. Keil 1978-7-23 12948 Placer Cisco Grove exit from I-80, just E of Nevada Co. line 1768 Comment
  SACT000759  Bromus suksdorfii D. Meyer 1983-7-30 Placer 2072.64 Comment
  UCD22241  Bromus tectorum Rex Palmer 1979-6-21 N 355 Placer Headwaters basin area of the North Fork of the American River Comment
  SACT000795  Bromus vulgaris D. Meyer 1984-7-29 Placer 1661.0 Comment
  SACT000796  Bromus vulgaris D. Meyer 1984-7-29 Placer 1414.0 Comment
  UCR250179  Calamagrostis breweri George K. Helmkamp, Mary Alice Barnes 2013-5-3 20468 Placer Foothills, northern Sierra Nevada Mountains, SW edge of Foresthill, Mosquito Ridge Road, 0.2 mile south of Forest Hill Road 974 Comment
  RSA60321  Calamagrostis canadensis E. K. Balls 1950-9-8 15722 Placer Lakes Center Public Campground 2043 Comment
Read comments
Sep 16 2014
  SACT000734  Calamagrostis rubescens D. Meyer 1984-8-12 Placer 35.5 km southwest of French Meadows, flat plateau, cleared forest area 1612.0 Comment
  SEINET9097828  Calandrinia ciliata var. menziesii L. Smith 1979-4-12 s.n. Placer Penryn, 0.75 NE on Sisley Road off of Taylor Road, 2 feet from road. Comment
  CHSC96485  Callitriche heterophylla var. bolanderi Lowell Ahart; Brian Williams 2007-4-13 13669 Placer In shallow water, in and around a large vernal pool, just over the fence (west), about 1/2 mile south of the Manzanita Cemetery, about 1/2 mile west of Gladding Road, about 2 3/4 miles north of Lincoln. 41 Comment
  IRVC8990  Calocedrus decurrens Pamela I. B. Roeber 1974-10-20 64 Placer 3 miles S of Foresthill on Auburn-Foresthill Road. Comment
  SEINET3863172 Image available Calocedrus decurrens D. Bortner 1973-6-2 123 Placer Two miles east of Foresthill, off Auburn-Foresthill Rd.; 0 Comment
  UC401358  Calocedrus decurrens K. Brandegee Placer Alta Comment
  UCD67355  Calocedrus decurrens D. Bortner 1973-6-2 123 Placer Two miles east of Foresthill, off Auburn-Foresthill Rd. Mixed conifer forest. Comment
  UCR176263  Calocedrus decurrens George K. Helmkamp, E. A. Helmkamp 2006-8-11 11211 Placer Northern Sierra Nevada Mtns foothills, along Forest Hill Rd., 8.7 miles northeast of Forest Hill 1311 Comment
  UCR257022  Calochortus albus George K. Helmkamp, Amy Barnes 2014-4-23 22782 Placer Sierra Nevada Mountains Foothills, Old Forest Hill Road, 0.4 mile northeast of its junction with CA-49 at North Fork American River 290 Comment
  UC3363  Calochortus albus C. F. Sonne 1891-5-17 7 Placer Auburn to Newcastle; Sierra Nevada Mountains Comment
  CAS-BOT-BC487951  Calochortus leichtlinii Alice Eastwood 1909-1-1 252 Placer Lake Tahoe, Deer Park Comment
  CAS-BOT-BC490166  Calochortus leichtlinii Hazelle A. Thomas; John 1956-7-21 6093 Placer Siera Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento 2377 Comment
  UCR235504  Calochortus minimus George K. Helmkamp, E. A. Helmkamp 2012-5-11 18941 Placer Foothills, northern Sierra Nevada Mountains, Finning Mill Road at the junction with Forest Hill Road 1136 Comment
  POM260065  Calochortus monophyllus C. L. Hitchcock 1940-5-7 6311 Placer 1 mile west of Baxter Comment
  UCR235376  Calochortus monophyllus George K. Helmkamp, E. A. Helmkamp 2012-5-11 18958 Placer Northern Sierra Nevada Mountains Foothills, Finning Mill Road, 4.0 miles north of Forest Hill Road and at the junction with Hollow Logging Road 1140 Comment
  CAS-BOT-BC493407  Calochortus monophyllus Wm. Vortriede 1928-4-21 s.n. Placer Placerville hill Comment
  SEINET8197448  Calochortus monophyllus D. F. Erskine 1941-4-25 16 Placer Bear River Canyon. 1067 Comment
  RSA122212  Calochortus nudus N. H. French 1934-5-28 370 Placer 1.5 mile west of Black Mountain 1768 Comment
  CAS-BOT-BC493448  Calochortus superbus C. L. Hitchcock 1940-5-15 6409 Placer 6 miles north of Colfax Comment
  UCD22177  Caltha leptosepala Rex Palmer 1979-7-11 N 533 Placer Headwaters basin area of the North Fork of the American River Comment
  UCD37238  Calycadenia Beecher Crampton 1958-7-11 5009 Placer 3.3 miles east of Sheridan. Comment
  UC1119104  Calycadenia multiglandulosa N. French 1933-6-22 81 Placer n of Blad Rock Mountain; Smartsville Quad. 548 Comment
  UC194211  Calycadenia multiglandulosa John H. Redfield 1892-8-7 179 Placer Dutch Flat Sierra Nevada, Dutch Flat Comment
  UCR218991  Calycadenia multiglandulosa George K. Helmkamp, E. A. Helmkamp 2010-6-26 16368 Placer Sierra Nevada Mountains Foothills, junction of Canyon Way and Yankee Jim's Road, east of I-80 between Weimar and Colfax 616 Comment
  CAS-BOT-BC270645  Calycadenia multiglandulosa John Thomas Howell 1929-10-4 4432 Placer 2.4 miles below Weimar on road to Colfax Comment
  UC1876157  Calycadenia multiglandulosa Gerald D. Carr 1971-8-15 634 Placer 4.1 mi N of Auburn on Hwy 49. 426 Comment
  RSA255483  Calycadenia multiglandulosa subsp. bicolor Gerald D. Carr 1971-8-15 634 Placer 4.1 miles north of Auburn on Hwy. 49 427 Comment
  JEPS127654  Calyptridium monospermum Jurriaan M. de Vos 2014-6-27 295 Placer El Dorado NF. Ca. 1.8 miles SW along French Meadows Road toward Hell Hole from French Meadows Reservoir. Comment
  UC852136  Calyptridium monospermum A. A. Heller 1917-6-19 12740 Placer Emigrant Gap 1615 Comment
  CAS-BOT-BC32900  Calyptridium nudum Charles Frederick Sonne 1885-7-12 39 Placer Sierra Nevada Mts. 2438 Comment
  SEINET5336320  Calyptridium paniculatum H. A. Walker 1908-6-23 1207 Placer Blue Canyon Station in the Sierra Nevada, Transition Zone. 1470 Comment
  UCD100406  Calyptridium umbellatum Beecher Crampton 1958-6-24 4958 Placer Placer-Nevada County line: Eastern edge of Martis Valley, ca. 4 miles east of Truckee. Comment
  UC67118  Calystegia occidentalis P. B. Kennedy and S. B. Doten 1901-8-7 254 Placer Summit Soda Springs Comment
  CDA33597  Calystegia occidentalis subsp. fulcrata Dale Woods 2010-8-12 s.n. Placer Finning Mill Road. One mile more or less to Hughes Mill. 0 Comment
  UCD126172  Calystegia occidentalis subsp. occidentalis G. K. Helmkamp; E. A. Helmkamp 2006-6-14 10706 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
  JEPS124664 Image available Camassia leichtlinii subsp. suksdorfii Dixie Funnell 1965-6-27 24 Placer Highway 89 south of Truckee 4.5 miles west of Truckee river. Comment
  UC843718  Camassia quamash subsp. breviflora Alice Eastwood Jun 15 1912-Jun 19 1912 400 Placer Deer Park; Lake Tahoe Region, Deer Park Comment
  CAS-BOT-BC36997  Camelina microcarpa M. S. Jussel 1928-6-25 s.n. Placer Tahoe City. Comment
  POM259053  Camissonia subacaulis J. T. Howell 1938-8-2 13991 Placer 5 miles north of Brockway. Comment
  JEPS16329  Campanula prenanthoides Peter H. Raven 1956-8-4 9976 Placer Blue Canyon Sierra Nevada 1432 Comment
  POM147895  Campanula prenanthoides J. B. Feudge 1927-7-18 1774 Placer Emigrant Gap. 1524 Comment
  SEINET10905905  Campanula prenanthoides Hardy 1893-1 HARDY s.n. Placer Comment
  SEINET10972399  Campanula prenanthoides Jones 1900-7-26 Jones s.n. Placer Blue Canyon 1463 Comment
  JEPS111306  Cardamine breweri Steve Matson 2005-7-4 1377 Placer Martis Valley, southeast of Truckee, National Recreation Area, south of Highway 267 and south of Martis Creek and west of Northstar subdivision; along fenceline; 39.2866 N, 120.1401 W: elevation 5,900 ft. 1798 Comment
  JEPS126399  Cardamine breweri Steve Matson 1999-7-1 423 Placer Tahoe north shore; Snow Creek watershed, Tahoe Vista/Kings Beach; west Fork Snow Creek about 300 yards NW of pond. Comment
  UCD22361  Cardamine breweri Beth Lowe Corbin 1982-8-12 331 Placer Onion Creek Campground. SW facing slope, 5% incline. Mostly sun. Abundant. In shallow, boggy stream, in mixed conifer forest. Flowers white. 1841 Comment
  CHSC74211  Cardamine breweri var. breweri Susi Urie; Eric Schroder 1998-9-10 98 -327 Placer Lake Tahoe Basin--National Forest. Atone Meadows; along Burton Creek, about 2.1 mi northwest of Lake Tahoe. 2072 Comment
  UCD44012  Cardamine breweri var. breweri C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-11 1378 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  CDA19544  Cardamine hirsuta M. I. Wibawa, G. F. Hrusa , J. Glazner 2002-5-22 225 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
  CAS-BOT-BC37842  Cardamine oligosperma Saichi Kawahara 1969-5-24 884 Placer Slope overlooking north fork of the American River. Colfax-Iowa Hill Road, between Dinner Tree and Windy Point. 585 Comment
  RSA794005  Cardamine pensylvanica George K. Helmkamp, E. A. Helmkamp 2012-2-23 18576 Placer Newcastle, along CA-193 (Newcastle Hwy), 0.1 mile southeast of its junction with Langs Hill Road, west of the junction with I-80, SW of Auburn 279 Comment
  SEINET3402476  Carduus pycnocephalus subsp. pycnocephalus R. W. Spellenberg, N. Zucker 2011-4-15 14276 Placer Along CA Hwy. 65 1.5 km N of Lincoln, ca. 40 air km NE of Sacramento. 55 Comment
  CHSC74283  Carex angustata Susi Urie 1998-8-25 98 -099 Placer About 0.2 mi north of Lake Tahoe; large meadow complex between Kings Beach and Tahoe Vista. 1901 Comment
  UCD44672  Carex angustata C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 2038 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  SDSU11602  Carex angustata D. F. Howe 1971-7-2 4758 Placer Near Lake Tahoe 1829 Comment
  CAS-BOT-BC18023  Carex athrostachya James A. Neilson 1970-7-18 1601 Placer Sierra Nevada. Ward Valley. Comment
  CAS-BOT-BC18025  Carex athrostachya R. F. Hoover 1967-9-5 10839 Placer Carnelian Bay, Lake Tahoe. Comment
  CHSC101067  Carex athrostachya G. F. Hrusa; J. Glazner 1997-8-3 14051 Placer Corner of Hwy 89 and Squaw Valley Road. 2000 Comment
  CHSC85758  Carex athrostachya G. F. Hrusa; J. Glazner 1999-7-17 15177 Placer Martis Valley. Off Hwy 267, s of Truckee. 1889 Comment
  CAS-BOT-BC34208  Carex canescens L. S. Smith 1935-7-22 2794 Placer Tulare Forest. South of Soda Springs near [illegible]. 2133 Comment
  SEINET11630737  Carex densa M. E. Jones 1889-1 9 Placer Emigrant Gap Comment
  UCD140278  Carex douglasii Beecher Crampton 1972-7-26 8859 Placer ca. 1 mile west Cisco, Interstate Hwy 80 east. Comment
  CAS-BOT-BC20582  Carex douglasii W. R. Dudley 1893-6-7 s.n. Placer By railroad west of Truckee. Comment
  CAS-BOT-BC20110  Carex feta Saichi Kawahara 1969-5-25 1032 Placer Near BM 2393, 'Nigger' george Ravine, Colfax - Iowa Hill Road. [locality name changed to Georges Ravine.] 729 Comment
  RSA115454  Carex feta Beecher Crampton 1955-6-15 2865 Placer Head of Bunch Canyon, Forest Hill Road junction with U. S. Highway 40, 3 miles east of Weimar. Comment
  CAS-BOT-BC20168  Carex filifolia var. erostrata Marcus E. Jones 1882-6-18 s.n. Placer Emigrant Gap. Comment
  UC1133314  Carex fracta B. Bolt 1934-7-6 125 Placer Mammoth Spring 1615 Comment
  UC830149  Carex fracta Alice Eastwood Jun 15-19 1912 471 Placer Lake Tahoe Region Comment
  RSA22116  Carex fracta J. T. Howell 1938-8-2 14012 Placer Near Calneva. Comment
  SEINET5786553 Image available Carex geyeri Marcus E. Jones 1882-1 3286 Placer Emigrant Gap Comment
  UCD96978  Carex hassei Chuck Hughes 2010-7-13 240 Placer Eastern edge of Truckee River near northwest corner of intersection of Alpine Meadows Road and Highway 89. 1887 Comment
  POM80922  Carex lemmonii Marcus E. Jones 1882-6-18 s.n. Placer Emigrant Gap. Comment
  CHSC84736  Carex lenticularis var. lipocarpa L. P. Janeway; B. Castro 2003-8-23 7966 Placer Northern High Sierra Nevada. Upper end of large meadow along Barker Creek just upstream from the confluence of the creek out of Bear Lake; 3.1 km south-southwest of Barker Pass. 2106 Comment
  NY11202  Carex luzulifolia var. strobilantha A. A. Heller 1903-8-17 7187 Placer Above Donner Pass 2286.0 Comment
  UCR240915  Carex mariposana George K. Helmkamp, E. A. Helmkamp 2012-6-19 19240 Placer Northern Sierra Nevada Mountains, Foresthill Road, 9.2 miles east of its junction with Devil's Thumb Road 2055 Comment
  CAS-BOT-BC32061  Carex multicaulis R. K. Gierisch; D. H. Esplin 1969-7-11 3524 Placer Big Bend 1828 Comment
  SEINET10817223  Carex multicaulis Charles L. Hitchcock 1940-5-7 Hitchcock 6309 Placer 1 mile west of Baxter. Comment
  CHSC68061  Carex multicostata James D. Jokerst 1986-7-13 2703 Placer Trail from The Cedars, high Sierra Nevada SW of Donner Lake, camp area. Comment
  UCD42874  Carex multicostata C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 241 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  CHSC74298  Carex nebrascensis Susi Urie 1998-8-29 98 -153 Placer Middle of Page Meadows; about 2 mi west of Lake Tahoe and Sunnyside. 2115 Comment
  CHSC74302  Carex nebrascensis Susi Urie; Eric Schroder 1998-9-10 98 -329 Placer Lake Tahoe Basin. Antone Meadows; along Burton Creek, about 2.1 mi northwest of Lake Tahoe. 2072 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
  UC1133411  Carex nebrascensis H. S. Yates 1936-8-9 5994 Placer 2 mi sw Martis Pk.; Truckee Quadrangle Comment
  CAS-BOT-BC119851  Carex nebrascensis Peter Rubtzoff 1976-9-18 8847 Placer Lake Van Norden, S side of lake, lakeshore. 2063 Comment
  CHSC74136  Carex pachystachya Susi Urie 1998-8-25 98 -098 Placer Lake Tahoe Basin Management Unit. About 0.2 mi north of Lake Tahoe; large meadow complex between Kings Beach and Tahoe Vista. 1901 Comment
  CHSC89322  Carex pachystachya G. F. Hrusa; J. Glazner 2000-7-1 15589 Placer Northern Sierra Nevada. Summit Village, Truckee. Along Donner Creek adjacent to Hwy 89. UTM: 10 S, 43571 N, 07411 E. [Lat./long. on label is '39 22 N; 120 15 W']. 1844 Comment
  CHSC89802  Carex pellita G. F. Hrusa; J. Glazner 2000-7-1 15615 Placer Northern Sierra Nevada. Summit Village, Truckee. Along Donner Creek adjacent to Hwy 89. UTM: 10S, 43571 N, 07411 E. [Lat./long. on label is '39 22 N; 120 15 W']. 1844 Comment
  JEPS73176  Carex proposita Gladys L. Smith 1972-8-25 3417 Placer se-facing slope of Granite Chief Granite Chief 2621 Comment
  UCSB63735  Carex raynoldsii Jokerst, James 1986-7-13 Placer Trail from The Cedars, high Sierra Nevada SW of Donner Lake, camp area Comment
  SEINET10396639  Carex rossii A. A. Heller 1909-7-16 9853 Placer Summit [Donner Summit] 2134 Comment
  CHSC72321  Carex scopulorum var. bracteosa L. P. Janeway 1998-9-18 6345 Placer Small meadow just below the Pacific Crest Trail about 2.4 mi north of Barker Pass; draining into North Fork Blackwood Creek. 2365 Comment
  UCD140832  Carex senta Diane de Polo 1964-4-25 30 Placer 7 miles northwest of Auburn. 365 Comment
  CAS-BOT-BC117696  Carex simulata John Thomas Howell 1943-7-22 18696 Placer Summit Valley Comment
  CAS-BOT-BC116995  Carex straminiformis A. A. Heller 1917-8-14 12927 Placer Mt. Lincoln south of Summit valley. 2499 Comment
  CAS-BOT-BC116561  Carex subfusca L. S. Smith 1916-6-18 555 Placer Squaw Valley. 1828 Comment
  CDA13692  Carex subfusca G. F. Hrusa, J. Glazner 1997-8-3 14052 Placer Sierra Nevada; Corner of Hwy 89 & Squaw Valley Rd. Comment
  CHSC74137  Carex subfusca Susi Urie 1998-8-11 98 -013 Placer Lake Tahoe Basin Management Unit. About 0.5 mi north of Ward Creek, along a small tributary; about 2 mi west of Lake Tahoe and Sunnyside. 2097 Comment
  UCD43057  Carex subfusca C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-19 425 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  UCD43295  Carex subfusca C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-12 663 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  CAS-BOT-BC115400  Carex utriculata Catherine Best 1981-8-1 s.n. Placer Big Meadow, ca 3 mi S of French Meadows 1600 Comment
  CHSC74315  Carex utriculata Susi Urie 1998-9-3 98 -225 Placer Lake Tahoe Basin Management Unit. Meadow along the un-named creek along the northeast side of Tahoe Vista; about 0.5 mi north of Lake Tahoe. 1914 Comment
  UC710519  Carex utriculata Lewis S. Rose 1944-7-25 44244 Placer Chambers Lodge Lake Tahoe 1920 Comment
  UCD162534  Carex utriculata Steve Matson 1997-7-24 135 Placer nSNH; Tahoe north shore; Snow Creek watershed, Tahoe Vista/Kings Beach; west fork snow creek; near terminus of North Ave. dirt extension. 1908 Comment
  UCD43779  Carex utriculata C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-5 1145 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N 2072 Comment
  UCD162539  Carex vesicaria Steve Matson 2002-8-17 707 Placer nSNH; Tahoe north shore; Burton Creek watershed, near Tahoe City and North Tahoe High School; Antone Meadows. 2023 Comment
  SEINET7269638  Cassiope mertensiana subsp. californica W. D. Billings 1950-7-30 1918 Placer Sierra Nevada, northeast side of Squaw Peak 2560 Comment
  UCR194698  Castilleja affinis subsp. affinis George K. Helmkamp, E. A. Helmkamp 2007-5-30 12201 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-BC249706  Castilleja applegatei subsp. pinetorum Marcus E. Jones 1930-7-10 25530 Placer Lake Tahoe Comment
  CAS-BOT-BC249708  Castilleja applegatei subsp. pinetorum A. A. Heller 1909-7-16 9840 Placer Summit 2133 Comment
  JEPS73654  Castilleja applegatei subsp. pinetorum L. R. Heckard with G. L. Stebbins 1973-6-17 3442 Placer about 7 air mi se Emigrant Gap (on summit of Big Valley Bluff); Big Valley Bluff 1920 Comment
  JEPS88828  Castilleja applegatei subsp. pinetorum T. I. and F. M. Chuang 1991-6-29 7840 Placer 3.6 mi sw Iowa Hill (on road to Iowa Hill) Comment
  UC148982  Castilleja applegatei subsp. pinetorum H. M. Hall Jul 1910 8707 Placer Cisco; Sierra Nevada Mountains 1798 Comment
  UC174622  Castilleja applegatei subsp. pinetorum A. A. Heller 1909-7-16 9840 Placer Summit 2133 Comment
  UCR250352  Castilleja applegatei subsp. pinetorum George K. Helmkamp, Mary Alice Barnes 2013-5-3 20494 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
  UCD122325  Castilleja attenuata M. H. Mills 1996-4-12 130 Placer 5830 Walden Lane, Loomis. 180 Comment
  SEINET13764202  Castilleja chromosa P. A. Lehenbauer, R. E. L. 1923-6-23 774 Placer Lake Tahoe, [Homewood,] McKinney's Resort. Comment
  CHSC3844  Castilleja exserta Gary Dutton 1966-3-25 147 Placer Found on hwy. 40 one mile east of Auburn. Comment
  SEINET3245842  Castilleja foliolosa G. K. Helmkamp, E. A. Helmkamp 2007-1 11715 Placer Foothills, Northern Sierra Nevada Mountains: Forest Hill Road at the junction with the unnamed road to Lake Clementine. 457 Comment
  UCR173771  Castilleja foliolosa George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-14 10717 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
  UCR188842  Castilleja foliolosa George K. Helmkamp, E. A. Helmkamp 2007-3-25 11715 Placer Foothills, Northern Sierra Nevada Mountains, Forest Hill Road at the junction with the unnamed road to Lake Clementine 457 Comment
  UCR253124  Castilleja foliolosa George K. Helmkamp, Amy Barnes 2014-4-23 22822 Placer Sierra Nevada Mountains Foothills, Foresthill Road, 0.6 mile northeast of Grizzly Bear House, c. 2 miles NE of Lake Clementine Rd, 0.57 mi. SW of Upper Lake Clementine Rd 526 Comment
  RSA35122  Castilleja miniata L. S. Rose 1944-7-25 44248 Placer Chambers lodge, Lake Tahoe. 1921 Comment
  UC1713509  Castilleja miniata Katharine Brandegee Placer Cisco Comment
  UC198547  Castilleja miniata Katharine Brandegee Aug 12 1917-Aug 16 1917 Placer Donner Summit Comment
  UC198552  Castilleja miniata Katharine Brandegee Aug 12 1917-Aug 16 1917 Placer Donner Summit Comment
  UCD162605  Castilleja miniata subsp. miniata Steve Matson 1998-6-21 278 Placer nSNH; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; 0.9 miles north of Highway 267; 200 yards east of Boundary Fence , along East Martis Creek. 1780 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
  POM286330  Castilleja pilosa Lyman Benson 1942-7-2 11253 Placer Highway junction 1 mile west of Truckee. Truckee River drainage area. 1829 Comment
  RSA428395  Castilleja pilosa Wm Vortriede 1928-1 s.n. Placer Lake Tahoe. [El Dorado or Placer County] Comment
  UCD21857  Castilleja pruinosa Beth Lowe Corbin 1982-8-3 196 Placer Hill west of Onion Creek campground. 1853 Comment
  UCR208274  Castilleja pruinosa George K. Helmkamp, E. A. Helmkamp 2009-5-7 14641 Placer Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 13.6 miles east of its junction with Forest Hill Road in Foresthill 771 Comment
  JEPS88826  Castilleja pruinosa T. I. and F. M. Chuang 1991-6-29 7841 Placer Sugar Pine Reservoir Dam Comment
  JEPS103347  Castilleja tenuis Lowell Ahart 2002-7-22 9899 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
  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
  CAS-BOT-BC47795  Ceanothus Baki Kasapligil 1974-10-6 4913 Placer Soda Springs, Sugar Bowl 1828 Comment
  UCD143724  Ceanothus arcuatus F. Felix, E. Krimmel 2013-5-26 45 Placer North Fork/Chickering American River Reserve. Where Cedar Meadows trail meets Cedar Creek Falls. Comment
  UCD162758  Ceanothus arcuatus Dylan O. Burge; J. Bisbee 2014-5-25 1637 Placer Soda Springs Road. 2009 Comment
  UCD168259  Ceanothus arcuatus M. Bibbo 2017-7-21 201 Placer Tahoe National Forest, Chipmunk Ridge, ca. 1 mile as the crow flies SE of French Meadows Reservoir. 0.63 miles SW off of Forest Service Road 48 along the ridge. 1956 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-BC47894  Ceanothus cordulatus Sachs 1922-7-1 1216 Placer Lake Tahoe Comment
  CHSC9524  Ceanothus cordulatus J. F. Goodwin 1971-7-10 157 Placer Approx. 1 mi. west of Lake Tahoe at end of Old County Road, 2.3 mi. sw of Cornelian Bay. 1981 Comment
  POM263653  Ceanothus cordulatus Lewis S. Ross 1941-7-14 41315 Placer Chambers lodge (McKinney), Lake Tahoe. Comment
  SACT002890  Ceanothus cordulatus James Grove 1977-7-15 Placer 2000.0 Comment
  SEINET191643  Ceanothus cordulatus L. S. Rose 1941-7-14 41315 Placer Lake Tahoe Chambers Lodge (McKinney) Lake 1900 Comment
  SEINET3464284  Ceanothus cordulatus L. S. Rose 1941-7-14 1912 Placer Lake Tahoe, Lake Tahoe, Chambers Lodge (McKinney) 1900 Comment
  SACT002915  Ceanothus cuneatus Josephine Van Ess 1975-3-25 Placer Collected at crest of hill near south end of Barton Road. Fruiting. Rocky outcrop. Comment
  UCD111779  Ceanothus cuneatus var. cuneatus D. Sanchez-Mata; P. Rodriguez-Rojo 1997-8-6 s.n. Placer Forest Hill Road between Todd Valley and Forest Hill, near Forest Hill. Tahoe National Forest. 750 Comment
  UC1281452  Ceanothus cuneatus var. cuneatus H. E. McMinn and G. Townsley 5425 Placer e Alto (along old road to Hwy 40) 1188 Comment
  CAS-BOT-BC126853  Ceanothus fresnensis G. L. Stebbins 1976-7-6 C 7694 Placer Summit of Bunk Hill 2286 Comment
  LA43607  Ceanothus integerrimus C. L. Hitchcock; 1940-5-7 6354 Placer ca. 1 mi. W of Baxter Comment
  SEINET177897  Ceanothus integerrimus Marcus E. Jones 1882-5-28 2656 Placer Emigrant Gap Comment
  UC870582  Ceanothus integerrimus C. L. Hitchcock 1940-5-7 6354 Placer ca 1 mi w Baxter Comment
  UCD16104  Ceanothus integerrimus A. Bebensee 1984-5-13 s.n. Placer California. Placer County: 9 mi. NE of Auburn on Forest Hill Rd. West side of the road. Comment
  UCR243140  Ceanothus integerrimus Dan Cederquist 1984-5-22 s.n. Placer Rollins Lake 716 Comment
  UCR47951  Ceanothus integerrimus var. californicus Susan Dakuzaku 1975-5-24 57 Placer Near intersection of Auburb-Foresthill Road and Spring Garden Road 915 Comment
  CAS-BOT-BC51040  Ceanothus integerrimus var. macrothyrsus G. P. Rixford 1915-7-10 s.n. Placer Cisco Comment
  CAS-BOT-BC51154  Ceanothus lemmonii J. Walker 1941-5-11 107 Placer 35 miles past Auburn on Highway 40 on road to Lake Tahoe Comment
  CAS-BOT-BC51156  Ceanothus lemmonii H. E. McMinn 1926-5-29 1755 Placer 10.6 mi. West of Crystal Springs, road to Truckee Comment
  POM260024  Ceanothus lemmonii C. L. Hitchcock 1940-5-7 6327 Placer 1 mile west of Baxter. Comment
  UC1070800  Ceanothus lemmonii C. R. Clar 1933-5-11 117 Placer 3 mi e Weimer; Colfax quad. 609 Comment
  SEINET11192358  Ceanothus parvifolius P. L. Comanor, B. Clark, B. O'Malia 1969-5-15 s.n. Placer Approx. 3 miles west of Colfax plot (1.85 miles from end of railroad bridge Calif. 194), up a dirt road located 1/2 mile past Bear Creek bridge additional 4/10 mi. Comment
  CAS-BOT-BC63356  Ceanothus prostratus Mary E. Jump 1939-4-23 s.n. Placer Towle, near Alta. Comment
  CAS-BOT-BC63398  Ceanothus prostratus Geo. B. Grant 1906-7-15 s.n. Placer Tahoe Tavern, Lake Tahoe. Comment
  POM285193  Ceanothus prostratus Lyman Benson 1932-7-31 4025 Placer Twin Peaks Road, Sierra Nevada, Lake Tahoe watershed. 1951 Comment
  UCD112644  Ceanothus prostratus Eric Brenner; John Hunter 1996-5-26 014 Placer Big Trees, Mosquito Ridge Rd, Tahoe National Forest. 1740 Comment
  UCR208584  Ceanothus prostratus George K. Helmkamp, E. A. Helmkamp 2009-5-11 14656 Placer Sierra Nevada Mountains Foothills, junction of Forest Hill Road and Chicken Hawk Road, northeast of the city of Foresthill 1338 Comment
  UCR260825  Ceanothus prostratus M. Kauffman 1997-5-18 17 Placer Sierra Nevada Mtns., 0.1 mile from Indian Springs Trailhead on Eagle Lakes Road 1768 Comment
  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
  CAS-BOT-BC52884  Ceanothus tomentosus var. tomentosus Hamilton Peers 1933-5-12 s.n. Placer Colfax Comment
  SEINET2470969  Ceanothus velutinus K. Christie 2010-7-22 1910 Placer Lake Tahoe Basin Management Unit (USFS); ca. 1.0 mi. southeast of Martis Peak. 2407 Comment
  CAS-BOT-BC63180  Ceanothus velutinus var. velutinus J. Clausen 1932-9-15 648 Placer 2 mi. w. of Tahoe Tavern on the Truckee Rd. 1859 Comment
  JEPS44132  Centaurea melitensis W. H. Shockley Jun 1886 Placer Auburn Comment
  SEINET4560835  Centaurea solstitialis George K. Helmkamp, E. A. Helmkamp 2010-1 17023 Placer Northern Sierra Nevada Mountains Foothills: Yankee Jim's road, 0.5 mile north of Forest Hill road in Foresthill, near intersection with Mayflower Rd. 948 Comment
  UCD20192  Centaurea stoebe subsp. micranthos A. M. Shapiro 2001-8-1 s.n. Placer Dutch Flat Powerhouse Road. 914 Comment
  SDSU7110  Centaurium tenuiflorum D. F. Howe 1961-8-8 3137 Placer By canal 4 miles north of Auburn. 457 Comment
  UC1980595  Centaurium tenuiflorum C. Rose Broome 1978-8-3 2313 Placer Town of Rough and Ready, next to Penn Valley, 29.5 mi E of Marysville on CA Highway 20; 8 mi W of Grass Valley Comment
  CAS-BOT-BC288621  Centromadia fitchii David D. Keck 1932-7-1 1592 Placer 2 miles N of Auburn, on Nevada City road 425 Comment
  SDSU4598  Centromadia fitchii D. F. Howe 1959-8-1 2770 Placer 4 mi. north of Auburn. 457 Comment
  UCD130182  Centromadia fitchii J. Kirkpatrick 1952-7-23 s.n. Placer Loomis. Comment
  UC518988  Centromadia fitchii J. Clausen 1932-9-16 650 Placer 2.8 mi from Auburn (on the Sacramento Road) Comment
  CDA36894  Cerastium glomeratum CDFA Staff 1995-5-12 s.n. Placer Dry Creek. 0 Comment
  UCR206367  Cerastium glomeratum George K. Helmkamp, E. A. Helmkamp 2009-3-11 14388 Placer Sacramento Valley, Ranch House Road, 0.2 mile south of Sheridan 37 Comment
  SEINET7347832  Cercis canadensis L. Munker No date specified 25 Placer 10 miles east of Auburn, U.S. 40 413 Comment
  CAS-BOT-BC207586  Cercis occidentalis S. P. Rixford 1916-7-1 s.n. Placer Above Placerville Comment
  CAS-BOT-BC207588  Cercis occidentalis C. L. Hitchcock 1940-5-14 6411 Placer Meier Ranch, ca. 6 miles north of Colfax 762 Comment
  SBBG29887  Cercis occidentalis C. L. Hitchcock 1940-5-14 6411 Placer Meier Ranch, ca. 6 mi N of Colfax 762 Comment
  UC863548  Cercis occidentalis C. L. Hitchcock 1940-5-14 6411 Placer ca 6 mi n Colfax; Meier Ranch 762 Comment
  CDA12425  Chaenactis douglasii G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8554 Ab Placer Lake Tahoe; W end of Ward Valley, 4 miles SW of Tahoe City. Comment
  CAS-BOT-BC276714  Chaenactis douglasii var. douglasii F. Almeda 1993-7-24 7275 Placer About 15 miles SE of Interstate Highway #80 at Soda Springs on the trail to Upper Sheep Valley 2134 Comment
  CHSC44856  Chaenactis douglasii var. douglasii Lowell Ahart 1975-8-23 959 Placer Mountain side along the edge of Baker Ranch Soda Springs Road, between Sailor Flat and Robinson Flat, about 15 air miles north-east of Forest Hill. 1828 Comment
  CHSC45110  Chaenactis douglasii var. douglasii Lowell Ahart 1972-7-7 136 Placer Near the Middle Fork of the American River, about 1/10 mile south-east of Ahart Camp, French Meadows. 1524 Comment
  JEPS126349  Chaenactis douglasii var. douglasii Steve Matson 1997-7-19 117 Placer Tahoe north shore; Snow Creek watershed, Tahoe Vista/Kings Beach; Middle Fork Snow Creek. Comment
  UC1119686  Chaenactis douglasii var. douglasii H. S. Yates 1934-6-29 3891 Placer near Bijou; El Dorado National Forest, Markleeville 1920 Comment
  UCD41263  Chaenactis glabriuscula Ellen Dean; Art Shapiro, Adrienne Shapiro 2003-5-12 1720 Placer East of Hwy 80 and town of Colfax, east side of the canyon of the North Fork of the American River. Along Iowa Hill Road, between 0.3 and 0.6 road miles east and uphill of the bridge over the river. 457 Comment
  UCR142916  Chaenactis glabriuscula var. heterocarpha C. L. Hitchcock 1940-5-15 6405 Placer Sierra Nevada Foothills, 6 miles north of Colfax 762 Comment
  CAS-BOT-BC140757  Chamaebatia foliolosa Noel F. Sommer 1954-5-19 97 Placer .6 mile north of U.S. Highway 40 on Dutch Flat road 1066 Comment
  JEPS81212  Chamaebatia foliolosa Douglas W. James Jr. 1973-5-27 116 Placer 7.5 mi from Forest Hill (off Auburn-Forest Hill Road, 11.2 mi from Highway 49) 655 Comment
  RSA25255  Chamaebatia foliolosa C. Leo Hitchcock 1940-5-7 6323 Placer 1 mile west of Baxter. Comment
  UCD112939  Chamaebatia foliolosa K. O'Keefe 1995-6-4 s.n. Placer Along Forest Hill Road, 4 miles east of Forest Hill (town). Western Sierra foothills. 900 Comment
  UCD16120  Chamaebatia foliolosa Collector unknown 1984-5-12 Placer California. Placer County: 10 mi SE of Auburn on Forest Hill Rd. 609 Comment
  POM90078  Chamaebatia foliolosa Marcus E. Jones 1900-7-26 s.n. Placer Blue Canyon Comment
  UC103955  Chamaesaracha nana C. F. Sonne Aug 1897 Placer above Coldstream; Sierra Nevada Mountains Comment
  CHSC82572  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart 2002-7-22 9886 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
  JEPS103311  Chamaesyce serpillifolia subsp. serpillifolia Lowell Ahart 2002-7-22 9886 Placer 50 yards NE of the small natural lake, on the E side of the paved road to Lake Valley Reservoir, ca 1/4 mile E of Yuba Gap and Highway 80. 1780 Comment
  UC128212  Chamaesyce serpyllifolia Miss Harriet A. Walker 1908-7-25 1390 Placer Cisco 1810 Comment
  JEPS127414  Chamerion angustifolium subsp. circumvagum Steve Matson 1998-8-21 385 Placer Tahoe North shore; Snow Creek Watershed, Tahoe Vista/Kings Beach; west Fork Snow Creek near dirt roads and power lines. Comment
  UCD103665  Chamerion angustifolium subsp. circumvagum G. K. Helmkamp; E. A. Helmkamp 2007-8-1 12641 Placer Northern Sierra Nevada Mountains. Donner Pass Road between Donner and Norden, about 0.2 mile E of the Nevada County border. 2151 Comment
  CAS-BOT-BC70197  Cheilanthes gracillima Parish 1906-7-15 7143 Placer About Lake Tahoe 2438 Comment
  UC811565  Cheilanthes gracillima Lewis S. Rose 1940-5-29 40413 Placer 3 mi ne Emigrant Gap 1676 Comment
  UCR171344  Chenopodium botrys George K. Helmkamp, E. A. Helmkamp 2005-10-1 9987 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
  UCD21922  Chimaphila menziesii Beth Lowe Corbin 1982-8-3 192 Placer 1/8 mile NW of Onion Creek campground. In 2 inch conifer needle duff, over fine, sandy, granitic soil. Petals white, calyx with red edge. Mostly shade. Uncommon, widely scattered. SW facing slope. 1853 Comment
  RSA300473  Chimaphila umbellata subsp. occidentalis John Dourley, W. Wisura 1982-10-13 3859 Placer 7.3 mi SW of Emigrant Gap, along forestry rd. 19. 1402 Comment
  UCR215903  Chlorogalum pomeridianum George K. Helmkamp, Amy Barnes 2009-7-12 15172 Placer Sierra Nevada Mountains Foothills, along Foresthill Road at the northeast end of the city of Foresthill 985 Comment
  UCD19085  Chloropyron molle subsp. hispidum Robert F. Holland; Virginia I. Dains 1982-8-16 1210 Placer about 4 mi. NW of Rocklin, headwaters of Pleasant Grove Creek. in Spring Valley. 45 Comment
  CDA16989  Chondrilla juncea G. F. Hrusa, M. I. Wibawa, J. Glazner 2002-5-22 16042 Placer Sierra Nevada; Hughes Mill (site) above Foresthill. 1066 Comment
  CHSC96999  Chondrilla juncea L. P. Janeway 2007-7-8 9108 Placer Northern Sierra Nevada Foothills. Along Hwy 193 0.4 km east of Sierra College Blvd and 5.3 km east of Hwy 65 and Lincoln. Plants scattered along the edges of the road from Georgetown to Cool to Auburn to Lincoln. 87 Comment
  UCD130412  Chondrilla juncea G. K. Helmkamp; E. A. Helmkamp 2007-9-14 12965 Placer Northern Sierra Nevada Mountains. Along Mosquito Ridge Road 15 miles east of Foresthill. 832 Comment
  UCR241740  Chondrilla juncea George K. Helmkamp, Mary Alice Barnes, E. A. Helmkamp 2012-9-8 19814 Placer Northern Sierra Nevada Mountains, along Forest Hill Road, 10.4 miles northeast of Hidden Treasure Road, 0.45 mi. ESE of Whisky Hill 1677 Comment
  CAS-BOT-BC279799  Chondrilla juncea John Thomas Howell; Gordon H. True 1967-6-14 42594 Placer 1 mile ne. of Loomis 121 Comment
  CDA37258  Chondrilla juncea CDFA Staff 1975-4-17 s.n. Placer Loomis; David Takagishi property, northeast of the junction of Sierra College Blvd. & Interstate 80. 0 Comment
  SEINET13331380 Image available Chondrilla juncea P. C. Martinelli, A. L. Rivers, R. Uriarte 1965-10-29 s.n. Placer Horseshoe Bar Road Comment
  UCD130266  Chondrilla juncea A. M. Shapiro 1987-6-6 s.n. Placer city of Auburn, Hwy 49 north of Elm St., in restaurant parking lot (Katrina's Kitchen). 365 Comment
  UCR231018  Chrysolepis sempervirens George K. Helmkamp, E. A. Helmkamp 2010-8-14 16798 Placer Northern Sierra Nevada Mountains, American Hill Road, 1.2 miles south of its junction with Foresthill Road 1567 Comment
  UCD21705  Chrysopsis breweri Rex Palmer Date Unknown N 891 Placer Headwaters basin area of the North Fork of the American River Comment
  RSA22369  Chrysothamnus nauseosus subsp. albicaulis L. S. Rose 1938-9-14 38258 Placer South Fork of Yuba River, Cisco 1616 Comment
  CAS-BOT-BC190017  Cinna latifolia Bolander 1869-6-1 s.n. Placer Bear Valley Emigrant Station. Comment
  SBBG61290  Circaea alpina M. N. Ackley -Jun-1925 731 Placer Lang's Crossing, Bear River 1371 Comment
  POM46097  Circaea alpina subsp. pacifica Marcus E. Jones 1882-6-29 s.n. Placer Emigrant Gap. Comment
  CAS-BOT-BC289616  Cirsium andersonii John Thomas Howell 1938-8-2 14008 Placer Near Brockway Comment
  UCR190161  Cirsium andersonii George K. Helmkamp, E. A. Helmkamp 2007-8-1 12650 Placer Northern Sierra Nevada Mountains, Donner Pass Road between Donner and Norden, about 0.2 mile east of the Nevada Co. border 2151 Comment
  CAS-BOT-BC285518  Cirsium occidentale var. candidissimum Nora Pettibone; Frank W. Hubby 1892-8-1 s.n. Placer Lake Tahoe 1828 Comment
  CAS-BOT-BC32805  Cirsium scariosum Alice Eastwood 1909-1-1 183 Placer Lake Tahoe Region. Sunnyside. Comment
  CAS-BOT-BC228715  Cistanthe umbellata Geo. B. Grant 1906-7-15 7027 Placer Tahoe Tavern, Lake Tahoe Comment
  CAS-BOT-BC228890  Cistanthe umbellata A. A. Heller 1917-8-13 12912 Placer Ridge northwest of Donner Pass 2346 Comment
  CAS-BOT-BC162650  Clarkia Saichi Kawahara 1969-7-6 1461 Placer East bank of Indian Creek, Mel Henderson Ranch 1002 Comment
  LA205992  Clarkia biloba subsp. brandegeeae T. Mosquin; 1959-7-1 3325 B Placer 7.7 mi. from Foresthill on road to Colfax Comment
  UCD104859  Clarkia purpurea E. J. Kinbacher 1953-4-28 15 Placer 1 mile W of Rocklin. 51 Comment
  CAS-BOT-BC164736  Clarkia rhomboidea L. S. Smith 1926-5-23 1843 Placer Tahoe National Forest. Colfax Rd. above Bear River 914 Comment
  UC930715  Clarkia rhomboidea Marcus E. Jones, A. M. 1882-6-30 2719 Placer Emigrant Gap Comment
  UCR218449  Clarkia unguiculata George K. Helmkamp, Mary Alice Barnes & Mary Jane Ganibe 2010-7-2 16420 Placer Sierra Nevada Mountains Foothills, Yankee Jims Road, 3.2 miles southeast of its junction with Canyon Way, 4.4 air mi. SE (156 deg. ) of Colfax 412 Comment
  SEINET10492157  Clarkia unguiculata Tim Holtsford 1992-5-25 Holtsford 920525 -3 Placer Folsom-auburn rd, 2.0 mi s of corner of lincoln and commercial avenue in old Downtown auburn. N-facing roadcut. Comment
  RSA755736  Claytonia exigua Barbara Ertter, David Thompson 1989-4-8 8174 Placer Iowa Creek Road 2 miles from I-80 near entrance to Auburn State recreation area at creek crossing 518 Comment
  UC942754  Claytonia parviflora subsp. grandiflora Peter H. Raven and G. L. Stebbins Jr. 1952-4-20 4013 Placer s of Auburn (near bridge on Route 49); North Fork American River 213 Comment
  CAS-BOT-BC443740  Claytonia rubra subsp. rubra Miss Francis D. Patterson 1921-4-1 s.n. Placer Dutch Flat 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
  UC588157  Clematis lasiantha Annetta Carter 1937-4-25 1248 Placer 6 1/2 mi. s.e. Loomis (between Folsom and Auburn) 152 Comment
  UCD15157  Clematis lasiantha Phyllis Adams 1982-4-24 16 Placer California, Placer Co.; near the town of Auburn, in the American River Canyon; 365 Comment
  SBBG27379  Collinsia parviflora C. L. Hitchcock 1995-5-14 6395 Placer Meier Ranch, ca. 6 mi N of Colfax Comment
  UCD123537  Collinsia tinctoria G. K. Helmkamp; E. A. Helmkamp 2006-6-14 10713 Placer Northern Sierra Nevada Mountains foothills. 0.2 mile N of the Forest Hill Road on unnamed road to Lake Clementine (general area northeast of Auburn on Forest Hill Divide). 487 Comment
  SEINET13406670  Collinsia torreyi L. R. Miller 1934-6-10 s.n. Placer Lake Tahoe, near Homewood. Comment
  UCR198121  Collinsia torreyi Rex Palmer 1979-6-21 N 370 Placer Sierra Nevada Mtns., Headwaters Basin Area of the North Fork of the American River, Tinker Knob west ridge Comment
  JEPS7270  Collinsia torreyi var. brevicarinata L. S. Smith 1925-6-23 1645 Placer Blackwood Canyon; Tahoe Forest 1981 Comment
  UC566097  Collinsia torreyi var. torreyi B. Bolt 1934-7-11 99 Placer Tahoe National Forest, Cascade Lake Cascade Lake; Tahoe National Forest, Cascade Lake 2042 Comment
  UC885605  Collinsia torreyi var. torreyi Alice Eastwood Jun 15 1912-Jun 19 1912 487 Placer Lake Tahoe Region, Deer Park Deer Park; Lake Tahoe Region, Deer Park Comment
  UCD21870  Collinsia torreyi var. wrightii Rex Palmer 1979-6-19 N 265 Placer Headwaters basin area of the North Fork of the American River Comment
  UC495571  Collinsia torreyi var. wrightii Merle Randall 1930-6-17 Placer w of Donner Lake (above Cisco, Big Bend Ranger Station); Big Bend Ranger Station 1767 Comment
  CDA15683  Collomia grandiflora G. F. Hrusa, J. Glazner 1999-7-18 15233 Placer Lake Tahoe; Wooded slopes betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1905 Comment
  CHSC73059  Collomia grandiflora L. P. Janeway 1998-8-6 5973 Placer Lake Tahoe Basin Management Unit - National Forest. North side of Blackwood Creek, 1.7 mi west of Lake Tahoe. Meadow complex. 1938 Comment
  SCFS1100  Collomia grandiflora E. Krimmel 2013-6-13 Placer NFAm. Cedars full trail. Land of the Lost. Comment
  SEINET5501098  Collomia grandiflora Sally Walker 1982-8-4 Placer Tahoe City Comment
  CDA19532  Collomia heterophylla M. I. Wibawa, G. F. Hrusa, J. Glazner 2002-5-22 256 Placer Forest Hill Divide; Hughes Mill, along Finning Mill Rd, ~ 3 mi N of Foresthill Rd, ~ 3 mi E of Foresthill. 1066 Comment
  UC879758  Collomia heterophylla C. L. Hitchcock 1940-5-7 6315 Placer ca 1 mi w Baxter Comment
  CDA15644  Collomia tinctoria G. F. Hrusa, J. Glazner 1999-7-18 15223 Placer Lake Tahoe; betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1889 Comment
  RSA795082  Collomia tinctoria George K. Helmkamp, E. A. Helmkamp 2011-8-26 18169 Placer along Forest Hill Road, 0.4 miles west of Robinson Flat. 2041 Comment
  UCD21980  Collomia tinctoria Beth Lowe Corbin 1982-8-12 334 Placer 1/8 mile NE of Onion Creek campground. 1844 Comment
  UCD21873  Cordylanthus tenuis Beth Lowe Corbin 1982-8-4 211 Placer 1/3 mile west of Onion Creek campground. 1889 Comment
  UCD123161  Cordylanthus tenuis subsp. tenuis G. K. Helmkamp; E. A. Helmkamp 2007-7-27 12629 Placer Northern Sierra Nevada Mountains: Southeast end of Cisco Grove; along local road just before it passes under Interstate-80. 1744 Comment
  UCR189638  Cordylanthus tenuis subsp. tenuis George K. Helmkamp, E. A. Helmkamp 2007-7-27 12629 Placer Northern Sierra Nevada Mountains, Southeast end of Cisco Grove; along local road just before it passes under Interstate-80 1744 Comment
  UCR206591  Cordylanthus tenuis subsp. tenuis George K. Helmkamp, E. A. Helmkamp 2009-7-16 15203 Placer Sierra Nevada Mountains, Foresthill Road, 20.3 miles northeast of the city of Foresthill 1704 Comment
  RSA151613  Cordylanthus tenuis subsp. tenuis R. C. Bacigalupi, Lincoln Constance, E. Nasir 1953-9-8 4355 Placer 1 mile southeast of Dutch Flat (really between Dutch Flat and Alta). 1037 Comment
  RSA16972  Cordylanthus tenuis subsp. tenuis R. S. Woglum 1934-08 s.n. Placer Lake Tahoe. [Placer or El Dorado County] Comment
  POM362038  Corethrogyne filaginifolia B. C. Templeton 1931-7-4 1526 Placer Near Meeks Bay, Lake Tahoe 2280 Comment
  UCSC000455  Cornus nuttallii Unknown 1933-4-26 55 Placer 3 mi. S.W. of Gold Run Gold Run - Colfax 914 Comment
  CDA12394  Cornus sericea G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8522 A Placer Lake Tahoe; N side of Ward Valley, 4 mi SW Tahoe City. Comment
  UCD38474  Cornus sericea Beecher Crampton 1955-6-15 2866 Placer Head of Bunch Canyon, road to Forest Hill. 0.5 miles south US Hwy 40. Comment
  CDA15992  Cornus sericea subsp. sericea G. F. Hrusa, L. Serafini 1993-6-29 11262 Placer Duncan Creek approx. 100 meters upstream from Mosquito Ridge Rd. bridge crossing, & 1 mile N of French Meadows Reservoir. Comment
  UC106045  Cornus sessilis T. Brandegee Sept. 1888 Placer Blue Canyon Comment
  CAS-BOT-BC401884  Corydalis caseana subsp. caseana C. F. Sonne 1885-8-2 12 Placer Sierra Nevada Mts. On Truckee River Comment
  UCD21712  Crepis Rex Palmer 1979-6-9 N 130 Placer Headwaters basin area of the North Fork of the American River 2438 Comment
  JEPS126421  Crepis acuminata Steve Matson 1997-7-19 81 Placer Tahoe north shore; Snow Creek Watershed, Tahoe Vista/Kings Beach; dirt road extension west from Tiger Ave. to west Fork of Snow Creek. Comment
  CAS-BOT-BC376520  Crepis bakeri subsp. bakeri A. A. Heller 1917-6-19 12742 Placer Emigrant Gap 1615 Comment
  CAS-BOT-BC291525  Crepis intermedia Alice Eastwood 1909-1-1 57 Placer Sunnyside, Lake Tahoe Region Comment
  SEINET9336239  Croton setiger Unknown 2010-6-26 16370 Placer Sierra Nevada Mountains Foothills Comment
  UCD163428  Crypsis schoenoides Robert E. Preston 2015-6-15 3005 Placer 1.7 mi SE of Sheridan, 0.4 mi E of Old Hwy 65, 0.1 mi N of Yankee Slough. 31 Comment
  CHSC82604  Cryptantha affinis Lowell Ahart 2002-7-22 9880 Placer 50 yards northeast of the small natural lake, on the east side of the paved road to Lake Valley Reservoir, about 1/4 mile east of Yuba Gap and Highway 80. 1780 Comment
  JEPS111180  Cryptantha affinis Steve Matson 2005-6-19 1304 Placer Martis Valley, southeast of Truckee, National Recreation Area, SW of Highway 267 and just north of Martis Creek. 39.2957 N, 120.1382; Elevation 5850 ft. 1783 Comment
  JEPS71506  Cryptantha affinis Gladys L. Smith 1972-6-18 3166 Placer Alpine Meadows 2072 Comment
  UCR240911  Cryptantha affinis George K. Helmkamp, E. A. Helmkamp 2012-6-19 19232 A Placer Northern Sierra Nevada Mountains, Foresthill Road, 1.7 miles east of its junction with Devil's Thumb Road 1671 Comment
  JEPS71507  Cryptantha echinella Gladys L. Smith 1972-6-20 3239 Placer Ward Peak, ridge from chairlift terminus to ultimate summit peak Ward Peak 2632 Comment
  CAS-BOT-BC218775  Cryptantha humilis John Thomas Howell 1943-7-26 18845 Placer Mt. Lincoln Comment
  UCD37226  Cryptantha torreyana Beecher Crampton 1958-6-24 4969 Placer Placer County, 3 miles west of Baxter, Earl Morton Ranch. 1066 Comment
  CAS-BOT-BC68070  Cryptogramma acrostichoides G. W. Dunn 1895-9-14 s.n. Placer Summit Comment
  UCD150762  Cryptogramma acrostichoides James A. Neilson Jr. 1971-8-31 2579 Placer Tahoe Basin, Buck Lake. 2276 Comment
  JEPS59470  Cuscuta californica Ezra Brainerd and Viola B. Baird 1915-7-25 211 Placer Deer Park Road Sierra Nevada Mts. 1920 Comment
  UCD150751  Cuscuta suksdorfii James A. Neilson Jr. 1971-8-31 2553 Placer Tahoe Basin, Blackwood Creek. 2133 Comment
  UCD18252  Cymopterus terebinthinus E. A. Dean; N. Wymer, T. and M. Starbuck 1998-8-15 464 Placer NW shore of Lake Tahoe, W of Hwy 89, S of Donner Lake, upper slopes and meadows of Squaw Valley Ski Resort. 2499 Comment
  UCD21635  Cymopterus terebinthinus Rex Palmer 1979-6-9 N 136 Placer Headwaters basin area of the North Fork of the American River 2438 Comment
  UCD163427  Cynodon dactylon Robert E. Preston 2015-6-15 3004 Placer 1.7 mi SE of Sheridan, 0.4 mi E of Old Hwy 65, 0.1 mi N of Yankee Slough. 31 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
  SACT000854  Cynosurus echinatus D. Meyer 1983-6-18 Placer Shady area. 1170.0 Comment
  SACT000857  Cynosurus echinatus D. Meyer 1984-6-3 Placer 585.0 Comment
  UCR233191B  Cynosurus echinatus George K. Helmkamp, E. A. Helmkamp 2011-7-9 17681 Placer Northern Sierra Nevada Mountains Foothills, Yankee Jim Road, 1.4 miles northwest of the city of Foresthill 764 Comment
  UCD35244  Cyperus niger Beecher Crampton 1952-11-9 922 Placer about 6 miles east of Auburn. Comment
  CAS-BOT-BC190500  Dactylis glomerata Marcus E. Jones 1882-6-27 3283 Placer Emigrant Gap. Comment
  UC816883  Dactylis glomerata Marcus E. Jones, A. M. Jun 1882 3283 Placer Emigrant Gap Comment
  JEPS22983  Damasonium californicum E. R. Arp 1935-5-13 Placer Roseville Comment
  UCD37046  Danthonia californica var. americana Beecher Crampton 1956-7-17 3731 Placer Placer County, 1.3 miles north of Blue Canyon. 1524 Comment
  UCD60504  Danthonia californica var. americana Beecher Crampton 1964-7-21 7117 Placer 1/2 mile WNW of Cisco Grove, US Hwy. 40. 1706 Comment
  CAS-BOT-BC194329  Danthonia unispicata John Thomas Howell 1943-7-22 18699 Placer Summit Valley Comment
  CDA13677  Danthonia unispicata G. F. Hrusa, J. Glazner 1997-8-3 14037 Placer Sierra Nevada; Corner of Hwy 89 & Squaw Valley Rd. Clumping perennial in sites seasonally moist. Meadow edges. Comment
  UCD22691  Darlingtonia californica Teresa Do 1990-5-19 2 Placer Butterfly Valley. 1112 Comment
Read comments
Aug 14 2012
  UC147566  Darmera peltata Harriet A. Walker 1908-6-24 1256 Placer Blue Canyon 1432 Comment
  UCD102615  Darmera peltata A. S. Crafts 1926-5-1 803 Placer American River Canyon Comment
  CAS-BOT-BC420642  Darmera peltata Brandegee Unspecified s.n. Placer Blue Canon Comment
  SEINET11111226  Daucus carota A. Ashton 1971-10-9 s.n. Placer E side of Auburn. 305 Comment
  CAS-BOT-BC8777  Delphinium gracilentum Carlton Elmer Purdy 1933-1-1 s.n. Placer Cisco 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
  CAS-BOT-BC8779  Delphinium gracilentum L. S. Smith 1925-6-3 1619 Placer Below Yankee Jim, Forest Hill Divide Tahoe National Forest 762 Comment
  JEPS23295  Delphinium hansenii W. H. Shockley Jun 1886 Placer Auburn Comment
  RSA149669  Delphinium hansenii Harlan Lewis 1941-5-24 s.n. Placer Auburn Comment
  CAS-BOT-BC177350  Delphinium nuttallianum G. K. Helmkamp; E. A. Helmkamp 2007-5-23 12060 Placer Northern Sierra Nevada Mountains: Humbug Canyon Road, 0.2 mile northwest of Forest Hill Road, generally southwest of Westville 1576 Comment
  CDA12401  Delphinium nuttallianum G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8529 Ab Placer Lake Tahoe; N side of upper Ward Valley, 4 m SW of Tahoe City. Comment
  UCD75695  Delphinium nuttallianum Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5144 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, along Emigrant Trail on the N side of the north fork of Cold Creek, forest clearing off trail. 2112 Comment
  UCD96103  Delphinium nuttallianum A. A. Heller 1909-7-16 s.n. Placer Summit. 2133 Comment
  UCR241330  Delphinium nuttallianum George K. Helmkamp, E. A. Helmkamp 2012-6-19 19237 Placer Northern Sierra Nevada Mountains, Foresthill Road, 9.2 miles east of its junction with Devil's Thumb Road 2055 Comment
  CAS-BOT-BC116437  Delphinium patens subsp. patens L. S. Smith 1927-8-5 2154 Placer Robertson Flat, Forest Hill 2346 Comment
  POM149389  Dendromecon rigida Katherine Brandegee 1908-06 s.n. Placer Magra Station between Cape Horn and Alta. Comment
  UCD14362  Dendromecon rigida Maura Cullinare 1983-5-29 30 Placer Placer Co.; from Interstate 80 take Forest Hill off ramp east to Mosquito Ridge Road; 914 Comment
  UCD15609  Dendromecon rigida Lisa Montany 1985-5-18 28 Placer Mosquito Ridge Rd, 14.3 miles west of Forest Hill Rd. Comment
  UCD36666  Dendromecon rigida Beecher Crampton 1955-6-15 2900 Placer Placer County, 3 miles west of Iowa Hill. 914 Comment
  RSA97471  Dendromecon rigida Beecher Crampton 1955-6-15 2900 Placer 3 miles west of Iowa Hill 915 Comment
  UCD44442  Deschampsia cespitosa C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1808 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  CAS-BOT-BC192428  Deschampsia cespitosa subsp. cespitosa John Thomas Howell 1974-7-12 50607 Placer Emigrant Gap 1615 Comment
  CHSC96461  Deschampsia danthonioides Lowell Ahart; Brian Williams 2007-4-13 13668 Placer On the bottom of vernal pools, about 1/2 mile south of the Manzanita Cemetery, about 1/2 mile west of Gladding Road, about 2 3/4 miles north of Lincoln. 43 Comment
  SACT000921  Deschampsia danthonioides Michael Baad 1983-7-1 Placer Collected on road .4 miles beyond airport road on road from I80 to Blue Canyon. 1584.96 Comment
  UCD22247  Deschampsia danthonioides Beth Lowe Corbin 1982-8-4 220 Placer 1/4 mile NW of Onion Creek Campground. SW facing slope, 15% inclination. Locally abundant. Full sun. Opening in montane chaparral in rocky, fine, sandy, granitic soil. Annual. 1950 Comment
  JEPS103531  Deschampsia elongata Lowell Ahart 2002-7-22 9920 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
  UC1131467  Deschampsia elongata H. S. Yates 1936-8-9 5986 Placer 2 mi. s.w. Martis Peak; Truckee Quad. 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
  UCSC000321  Descurainia sophia Harriet A. Walker 2010-6-19 2139 Placer Truckee, in the street Truckee Comment
  UC855121  Dicentra formosa Marcus E. Jones, A. M. 1882-1-1 3302 Placer Emigrant Gap Comment
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Sep 7 2010
  UCR208544  Dicentra formosa George K. Helmkamp, E. A. Helmkamp 2009-5-11 14672 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
  UCD13326  Dicentra formosa Kristy S. Howard 1989-6-3 200 Placer Highway 174. 609 Comment
  UCD95503  Dicentra formosa subsp. formosa A. S. Crafts 1926-5-1 798 Placer American River Canyon Comment
  CAS-BOT-BC253633  Dichanthelium acuminatum subsp. acuminatum W. R. Dudley 1909-8-16 s.n. Placer Monte Vista Comment
  RSA333560  Dichelostemma capitatum subsp. capitatum Craig Martz, Richard F. Sannar 1982-3-26 39 Placer On Clark Tunnel Road, 2.1 miles S of intersection with State Hwy 193. Comment
  SEINET8476446  Dichelostemma capitatum subsp. capitatum J. Elder 1961-3-18 s.n. Placer 5 miles SE of Auburn above American River. 366 Comment
  UCD139199  Dichelostemma capitatum subsp. capitatum Craig P. Martz; Richard Sannar 1982-3-24 41 Placer both sides of Dowd road, 3 miles south of Sheridan. 30 Comment
  RSA21284  Dichelostemma multiflorum Carl B. Wolf 1937-5-12 8628 Placer Sacramento Valley, 1 mi N of Lincoln. 46 Comment
  CAS-BOT-BC502640  Dichelostemma multiflorum Leland S. Smith 1926-5-1 s.n. Placer Road to Tahoe City Comment
  SBBG115821  Digitaria ischaemum B. Crampton 1965-9-13 7498 Placer Gold Run, Interstate 80 975 Comment
  UCD64110  Digitaria sanguinalis Beecher Crampton 1965-9-13 7495 Placer Gold Run, Interstate Hwy. 80. 975 Comment
  CAS-BOT-BC151316  Diplacus tricolor Sterling Bunnell 1978-5-14 s.n. Placer Roseville, 1/2 mi. N of Western Electric Plant on Industrial Blvd. Comment
  UCD54324  Dittrichia graveolens A. M. Shapiro 2005-10-5 s.n. Placer Colfax. 682 Comment
  CAS-BOT-BC136198  Dodecatheon alpinum Alice Eastwood 1912-6-15 409 Placer Deer Park - Lake Tahoe Region Comment
  CHSC78088  Dodecatheon alpinum Caleb E. Casey 1999-5-16 Placer Sugar Pine Reservoir, Forest Service road 26, elevation 3900 ft. 1188 Comment
  SEINET8553080  Dodecatheon alpinum Trevitt 1932-7-5 s.n. Placer Tahoe Vista. Comment
  POM76685  Dodecatheon hansenii Mary E. P. Ames 1891-04 s.n. Placer [Unspecified] Comment
  JEPS14260  Dodecatheon hendersonii Rimo Bacigalupi with G. T. Robbins and F. Chisaki 1956-4-20 5626 Placer 1 mi above (e) Dutch Flat; above (e of) Dutch Flat 1066 Comment
  SEINET8561834  Dodecatheon hendersonii D. E. Brix 1962-3-17 s.n. Placer 3.5 miles NE of Auburn. 518 Comment
  SEINET8561854  Dodecatheon hendersonii H. E. Hodge 1956-3-18 3 Placer Off of US Hwy 40, ca 7 miles NW of Colfax. 617 Comment
  SEINET8561983  Dodecatheon hendersonii W. D. Billings 1939-3-19 1200 Placer 10 miles NW of Auburn. Comment
  RSA18624  Downingia bicornuta C. B. Wolf 1937-5-12 8623 Placer Sacramento Valley, 1 mi N of Lincoln 46 Comment
  RSA261564  Downingia bicornuta Stella Melugin 1969-4-26 68 Placer End of Road 5005. 12 Comment
  RSA21272  Downingia ornatissima C. B. Wolf 1937-5-12 8615 Placer Sacramento Valley, 1 mi N of Lincoln. 46 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
  CAS-BOT-BC41961  Draba albertina Alice Eastwood 1909-1-1 283 Placer Lake Tahoe Region. Ward Pass. Comment
  CAS-BOT-BC41754  Draba densifolia C. F. Sonne 1882-7-30 14 Placer Sierra Nevada Mountains. Mount Stanford. 2743 Comment
  CAS-BOT-BC41935  Draba reptans Marcus E. Jones 1882-4-29 s.n. Placer Emigrant Gap. Comment
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Sep 29 2017
  POM73945  Draperia systyla Marcus E. Jones 1882-6-29 2815 Placer Emigrant Gap. Comment
  SD243155  Draperia systyla George K. Helmkamp, E. A. Helmkamp 2010-8-14 16777 Placer Northern Sierra Nevada Mountains: American Hill Road (Forest Route 13), 4.7 miles south of its junction with Foresthill Road and just south of a creek crossing. Wet area shaded by a rock bank. 1552 Comment
  UCD22031  Draperia systyla Beth Lowe Corbin 1982-8-11 316 Placer 1 2/3 miles SW of Onion Creek campgound. Mostly shade. SE facing slope, 30% incline. Uncommon. Mostly shade. Low, spreading perennial. Flowers whitish. In rocky, fine, sandy soil. 1889 Comment
  UCR206725  Draperia systyla George K. Helmkamp, E. A. Helmkamp 2009-7-16 15192 Placer Sierra Nevada Mountains, Foresthill Road, 20.3 miles northeast of the city of Foresthill 1704 Comment
  UCR231833  Draperia systyla George K. Helmkamp, E. A. Helmkamp 2010-8-14 16777 Placer Northern Sierra Nevada Mountains, American Hill Road (Forest Route 13), 4.7 miles south of its junction with Foresthill Road and just south of a creek crossing 1552 Comment
  SEINET6691346  Drymocallis hansenii P. B. Kennedy, S. B. Doten 1901-8-18 417 Placer Talbot's Home Camp, 7 miles from French Meadows Comment
  UC70337  Drymocallis lactea C. J. Fox Jr. July, 1895 Placer Deer Park Inn Comment
  UC481575  Drymocallis lactea var. austiniae G. W. Fetters 1929-6-14 Placer in sand near lakeshore (Pomin's); Lake Tahoe, Pomin's Comment
  UCD113020  Drymocallis lactea var. austiniae Martin J. Beran 1994-5-27 22 Placer Lang Crossing of Hwy 20, South Fork of Yuba River; 30 m from river near dirt road. 1414 Comment
  SEINET6409453  Dryopteris arguta H. N. Mozingo 75 -5 Placer 2 miles east of Auburn, middle fork of American River Comment
  SEINET9315648  Dudleya cymosa Unknown 2009-5-7 14610 A Placer Sierra Nevada Mountains Foothills Comment
  UCD101889  Dudleya cymosa Gurdev S. Khush 1959-5-10 16 Placer 1.5 miles northeast of Clipper Gap, U.S. Highway 40. 426 Comment
  SD95158  Dudleya cymosa Jeannette V. Taylor 1974-5-23 48 Placer 8.7 miles west of Placer County Big Tree Grove. 609 Comment
  UCR194955  Dudleya cymosa subsp. cymosa George K. Helmkamp, E. A. Helmkamp 2007-5-18 12039 Placer Northern Sierra Nevada Mountains Foothills, along the connection road from CA-49 to Forest Hill Road; 1.1 miles east of the crossing of the junction of the North and West Forks of the American River 229 Comment
  UCR250345  Dudleya cymosa subsp. cymosa George K. Helmkamp, Mary Alice Barnes 2013-4-18 20364 Placer Northern Sierra Nevada Mtns Foothills, Yankee Jim Road, 2.4 miles east of its junction with Canyon Way, 2.5 mi. ENE (78 deg. ) of Weimar 512 Comment
  HSC26661  Dysphania botrys Thomas W. Nelson 1972-11-25 709 Placer Beside Del Oro Rd. near Roseville Comment
  UCD160964  Eleocharis G. Ledyard Stebbins 1978-5-28 78102 Placer El Dorado National Forest, Ralston Ridge. (Exact location unknown. Coordinates estimated by label maker.) Comment
  UCD38845  Eleocharis acicularis Beecher Crampton 1958-6-24 4967 Placer Placer County; three miles west of Baxter. Earl Morton Ranch. 1066 Comment
  UCD43347  Eleocharis bella C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-12 715 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  UCD163103  Eleocharis engelmannii var. engelmannii Robert E. Preston 2014-5-12 2962 Placer 2.1 mi SE of Sheridan, E of Old Hwy 65, S of Yankee Slough. 36 Comment
  CAS-BOT-BC112912  Eleocharis macrostachya Saichi Kawaha 1969-7-6 1432 Placer Swing near old cabin, east bank of Indian Creek, Mel Henderson Ranch. 999 Comment
  UCD49846  Eleocharis parishii Beecher Crampton 1972-7-26 8857 Placer ca. 1 mile west Cisco, IS Hwy 80 east. 1676 Comment
  OBI60156  Elodea nuttallii David J. Keil, with Kathleen A. Keil 1999-7-17 28379 Placer Along N Fork of Cosumnes River at Little Canyon Road ford. 457 Comment
  UCD61513  Elymus elymoides L. M. Sparks 1912-8-1 17 Placer Lake Tahoe. 1920 Comment
  UCD75743  Elymus elymoides Ellen Dean, M. Starbuck,; K. Mawdsley, G. Harrington, M. Bibbo, J. Poloske 2008-7-20 5207 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
  UCR240706  Elymus elymoides subsp. californicus George K. Helmkamp, E. A. Helmkamp 2012-6-19 19227 Placer Northern Sierra Nevada Mountains, Foresthill Road, 1.7 miles east of its junction with Devil's Thumb Road 1671 Comment
  UC34008  Elymus elymoides subsp. elymoides C. F. Sonne July 1892 7 Placer Tinkers Knob 2743 Comment
  RSA129234  Elymus glaucus G. T. Nordstrom 1934-6-21 141 Placer 3/4 mile W. of Mammoth Springs; Colfax 1677 Comment
  SACT001103  Elymus glaucus Michael Baad 1976-6-3 Placer On road from Forest Hill to French Meadows. 1.5 miles east of Forest Hill. 701.0 Comment
  SACT001104  Elymus glaucus Michael Baad 1976-6-3 Placer Auburn-Foresthill Road. 609.0 Comment
  SACT001107  Elymus glaucus Michael Baad 1983-7-23 Placer 1828.0 Comment
  SACT001142  Elymus glaucus D. Meyer 1983-10-22 Placer Searchlight ski run from base up to Olympic Lady chairlift. Downhill ski area. 2121.0 Comment
  SD81191  Elymus glaucus Darley F. Howe 1971-6-29 Placer 1.4 miles East of Forest Hill 1096 Comment
  UC1131678  Elymus glaucus N. French 1933-6-5 71 Placer e Rocklin; Sacramento Quadrangle, N. Fork of American River Comment
  UCD36668  Elymus glaucus Beecher Crampton 1955-6-15 2903 Placer Placer County, Yankee Jims. 807 Comment
  SACT001110  Elymus glaucus Josephine Van Ess 1976-6-11 Placer 27.4 Comment
  RSA126909  Elymus glaucus subsp. jepsonii G. T. Nordstrom 1934-6-19 121 Placer 1/2 mile N.E. of Mouth of Monumental Creek; Colfax 1463 Comment
  UCD62477  Elymus multisetus Beecher Crampton 1961-9-27 6014 Placer 1 mile west of Cisco Grove. 1706 Comment
  UCD62569  Elymus repens Tim Morgan 1999-7-19 PDR- 122364 6 Placer At Green Thumb Landscaping, 2865 Hillcrest Ave., Tahoe City. Comment
  SACT001148  Elymus sierrae Michael Baad 1976-7-21 Placer Ridge at the tree line west north west of Lyon Peak and north-facing slope at crest of Lyon Peak, cinders and basaltic boulders. 10 miles southeast of Soda Springs. 2377.0 Comment
  UCR218123  Epilobium George K. Helmkamp, E. A. Helmkamp 2010-6-26 16392 Placer Sierra Nevada Mountains Foothills, Yankee Jim's Road in Bunch Canyon, 0.5 mile southeast of its junction with Canyon Way 591 Comment
  UCR190152  Epilobium angustifolium subsp. circumvagum George K. Helmkamp, E. A. Helmkamp 2007-8-1 12641 Placer Northern Sierra Nevada Mountains, Donner Pass Road between Donner and Norden, about 0.2 mile east of the Nevada Co. border 2151 Comment
  UCR241739  Epilobium angustifolium subsp. circumvagum George K. Helmkamp, Mary Alice Barnes, E. A. Helmkamp 2012-9-8 19815 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
  CHSC74106  Epilobium brachycarpum Susi Urie 1998-8-25 98 -088 Placer Lake Tahoe Basin--National Forest. About 0.2 mi north of Lake Tahoe; meadow complex between Kings Beach and Tahoe Vista. 1901 Comment
  CHSC9526  Epilobium brachycarpum J. F. Goodwin 1971-7-11 166 Placer 20 ft. south of Hwy. 267 in meadow, 7.3 mi. east of Truckee. 2103 Comment
  UCR241760  Epilobium brachycarpum George K. Helmkamp, Mary Alice Barnes, E. A. Helmkamp 2012-9-8 19809 Placer Northern Sierra Nevada Mountains, along Forest Hill Road, 10.4 miles northeast of Hidden Treasure Road, 0.45 mi. ESE of Whisky Hill 1677 Comment
  CAS-BOT-BC171702  Epilobium canum subsp. latifolium Lowell Ahart 1966-8-12 s.n. Placer Near French Meadows, Sierra Nevada 1676 Comment
  UCD105596  Epilobium canum subsp. latifolium G. L. Stebbins Jr.; R. Bacigalupi, F. Ehrandorfer, J. Hunziker, et al. 1952-7-20 5133 Placer Along Shirttail Creek, just above its junction with N Fork American River, along road from Colfax to Forest Hill. Comment
  UCD75765  Epilobium ciliatum Ellen Dean; M. Bibbo, J. Poloske, M. Starbuck 2008-7-20 5236 a 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
  JEPS127413  Epilobium ciliatum subsp. ciliatum Steve Matson 2000-7-9 478 Placer nSNH Martis Valley, about 4 miles SE of Truckee; Martis Creek Wildlife Area, norht of Highway 267, east fork of Martis Crek. Comment
  JEPS59477  Epilobium ciliatum subsp. ciliatum Ezra Brainerd and Viola B. Baird 1915-7-23 219 Placer Tahoe City Sierra Nevada Mts. Comment
  SEINET12874268  Epilobium ciliatum subsp. ciliatum L. R. Miller 1934-7-8 s.n. Placer Cisco Comment
  CHSC74107  Epilobium ciliatum subsp. glandulosum Susi Urie 1998-8-13 98 -030 Placer Lake Tahoe Basin--National Forest. Meadow along the south side of Ward Creek, about 1.5 mi west of Lake Tahoe and Sunnyside. 2097 Comment
  JEPS102473  Epilobium ciliatum subsp. glandulosum Lowell Ahart 2001-10-10 9355 Placer French Meadows Reservoir, about 1/4 mile NE of boat or trail access area on NW side of reservoir, about 3/4 mile SW of bridge across Middle Fork of American R, about 1 3/4 mi SW of Ahart Camp, about 22 mi (air) NE of Forest Hill. Along river. 1591 Comment
  UCD150585  Epilobium glaberrimum James A. Neilson Jr. 1972-8-8 2688 Placer Tahoe Basin, Ward Creek, lower meadow approximately 300 yards above the big meadow, ca. 2 miles southeast of Tahoe City. 1905 Comment
  JEPS59478  Epilobium glaberrimum subsp. glaberrimum Ezra Brainerd and Viola B. Baird 1915-7-22 220 Placer bog opposite Walter's (ne side of road and Truckee River); Sierra Nevada Mts. 1905 Comment
  CHSC74108  Epilobium hallianum Susi Urie 1998-8-11 98 -002 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
  JEPS59476  Epilobium hallianum Ezra Brainerd and Viola B. Baird 1915-7-12 218 Placer Donner Lake Sierra Nevada Mts. 1828 Comment
  POM271516  Epilobium hallianum Lyman Benson 1942-7-2 11249 Placer Highway junction 1 mile west of Truckee. Truckee River drainage area. 1829 Comment
  UCD44434  Epilobium hallianum C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1800 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  UCD44643  Epilobium hallianum C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 2009 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  UC66584  Epilobium obcordatum P. B. Kennedy and S. B. Doten 1901-8-10 276 Placer near summit of Devils Cliff; Summit-Soda Springs Comment
  SEINET12191335  Epilobium obcordatum C. F. Sonne 1885-1 109 Placer Comment
  UCD162941  Epilobium saximontanum C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 2058 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  UCD150581  Epilobium torreyi James A. Neilson Jr. 1970-8-5 1753 Placer Tahoe Basin, North Ward Valley, section 17. 2194 Comment
  UCR198003  Eragrostis pilosa Beecher Crampton 1953-10-6 1661 Placer north Lincoln city limit 52 Comment
  UC2046012  Ericameria bloomeri Stephen W. Edwards with Katie Colbert 2015-8-7 s.n. Placer Monumental Ridge. Comment
  CAS-BOT-BC294277  Ericameria nauseosa var. speciosa M. E. Parsons 1912-8-25 s.n. Placer Crow Peak, near summit Comment
  UC201335  Ericameria suffruticosa A. A. Heller 1917-8-13 12920 Placer ridge nw Donner Pass 2377 Comment
  JEPS86494  Erigeron barbellulatus L. R. Heckard with J. Hickman and Alice Howard 1986-7-27 6577 Placer Sherman Chickering's Soda Springs holdings, ca 5 mi se of Donner Lake Soda Springs (promontory ca 1.5 mi se of Soda Springs Chickering houses) 2377 Comment
  UC614757  Erigeron breweri var. breweri Beryl O. Schreiber 1932-9-12 777 Placer road, Myers to Markleeville Comment
  CAS-BOT-BC296766  Erigeron coulteri Margaret Williams 1974-8-8 74 P1-36 Placer Murphy's Meadow, 5 miles southeast of Hirschdale, Sierra Nevada 2316 Comment
  UC1505802  Erigeron coulteri Robert T. Clausen and Harold Trapido 1940-7-13 4891 Placer 2 mi w Lake Tahoe (along Ward Creek); Pacific Slope, Lake Tahoe Basin, Ward Creek 1905 Comment
  RSA0049719  Erigeron divergens Dean Wm. Taylor 2013-8-7 21395 Placer Coldstream Valley, just above Horseshoe Bend on the railroad mainline 1889 Comment
  UCD41260  Erigeron foliosus Ellen Dean; Art Shapiro, Adrienne Shapiro 2003-5-12 1717 Placer East of Hwy 80 and town of Colfax, east side of the canyon of the North Fork of the American River. Along Iowa Hill Road, between 0.3 and 0.6 road miles east and uphill of the bridge over the river. 457 Comment
  POM118205  Erigeron foliosus var. hartwegii H. M. Hall 1916-6-4 10154 Placer Bear River at Gautier Bridge, on the westerly slope of the Sierra Nevada along the border between Upper Sonoran and Transition Zones 400 Comment
  UCR218224  Erigeron foliosus var. hartwegii George K. Helmkamp, E. A. Helmkamp 2010-6-26 16413 Placer Sierra Nevada Mountains Foothills, Yankee Jims road along Brush Creek in Bunch Canyon, 2.8 miles southeast of its junction with Canyon Way, 2.75 mi. ENE (74 deg. ) of Applegate 476 Comment
  UCD21595  Erigeron glacialis E. Dean; M. Starbuck, C. Tresan, S. Tresan 2002-7-30 1258 Placer Vicinity of the town of Soda Springs. Along trail that starts at Soda Springs Rd. and travels E from the Serene Lakes region up ca. 100 m to a ridge that looks down on Lake Van Norden and railroad tracks. W-facing slope, descending ridge. 2200 Comment
  UCD75702  Erigeron glacialis Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5151 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, along Emigrant Trail on the N side of the north fork of Cold Creek, forest clearing off trail. 2112 Comment
  CAS-BOT-BC300820  Erigeron glacialis var. glacialis A. A. Heller 1917-8-13 12878 Placer Summit Valley 2118 Comment
  UC896082  Erigeron glacialis var. glacialis A. A. Heller 1917-8-13 12878 Placer Summit Valley 2118 Comment
  CAS-BOT-BC300831  Erigeron glacialis var. glacialis Le Roy Abrams 1911-7-27 4783 Placer Lake Tahoe Region. Lake Valley 1950 Comment
  SJSU6632  Erigeron glacialis var. glacialis H. T. Harvey 1958-8-19 Placer Sugar Bowl about 3 mi S of Donner Summit 2164 Comment
  CAS-BOT-BC295209  Erigeron inornatus R. F. Hoover 1967-9-5 10831 Placer Cornelian Bay, Lake Tahoe Comment
  RSA0012084  Erigeron inornatus var. inornatus George K. Helmkamp, E. A. Helmkamp 2011-7-26 17901 Placer Bowman Lake Road, 0.9 mile north of its junction with CA Hwy 20, 0.85 mi. NE (23deg.) of Emigrant Gap and N of I-80 1434 Comment
  RSA750730  Erigeron inornatus var. inornatus George K. Helmkamp, E. A. Helmkamp 2008-9-15 14101 Placer along Foresthill Road 26 miles northeast of the city of Forest Hill 1954 Comment
  UC726469  Erigeron inornatus var. inornatus A. A. Heller 1919-7-24 13289 Placer near Cisco Comment
  JEPS72167  Erigeron linearis Gladys L. Smith 1972-6-20 3219 Placer Ward Peak Ward Peak (steep exposed ridge from charilift terminus to ultimate summit peak) 2632 Comment
  UCD75898  Erigeron miser G. Ledyard Stebbins 1968-8-15 6857 Placer Devil's Peak, southwest of Soda Springs. (Exact location unknown. Coordinates estimated by label maker.) 2286 Comment
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May 14 2014
  UCR207111  Erigeron peregrinus subsp. callianthemus George K. Helmkamp, E. A. Helmkamp 2009-7-16 15230 Placer Sierra Nevada Mountains, Robinson Flat, a camping and day-use area at the junction of Forest Hill and Soda Springs Roads 2107 Comment
  JEPS14  Eriodictyon californicum W. H. Shockley June 1886 Placer Auburn Comment
  CAS-BOT-BC259349  Eriogonum lobbii A. A. Heller 1917-8-14 12923 Placer Mt. Lincoln south of Summit Valley 2499 Comment
  CDA16814  Eriogonum lobbii G. F. Hrusa, J. Glazner 2001-7-15 15953 Placer Sierra Nevada; Crows Nest Pk. immed. W of Sugarbowl. 2377 Comment
  SEINET5330425  Eriogonum lobbii W. D. Billings 1951-8-21 2149 Placer E. of Granite Chief, Sierra Nevada 2621 Comment
  CAS-BOT-BC249044  Eriogonum lobbii var. lobbii 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
  JEPS72783  Eriogonum lobbii var. lobbii Gladys L. Smith 1972-8-25 3424 Placer above Squaw Valley; Granite Chief 2773 Comment
  CAS-BOT-BC263288  Eriogonum marifolium var. marifolium Miss. T. V. Raphael 1923-7-6 s.n. Placer Cisco Comment
  CHSC67680  Eriogonum marifolium var. marifolium James D. Jokerst 1986-7-13 2717 A Placer Trail from The Cedars, SW of Donner Lake, stop along trail S of Middle Fork American River. 1859 Comment
  CAS-BOT-BC263286  Eriogonum marifolium var. marifolium Le Roy Abrams 1911-7-27 4771 Placer Lake Tahoe Region. Lake Valley 1950 Comment
  SCFS1170  Eriogonum nudum E. Krimmel, Michael Hamilton 2013-8-1 Placer NFAm. Creekside at Chickering. Comment
  CAS-BOT-BC264811  Eriogonum nudum var. deductum Marcus E. Jones 1882-6-29 3469 Placer Emigrant Gap Comment
  JEPS56632  Eriogonum nudum var. deductum W. L. Jepson 1918-7-30 7729 Placer near Tahoe City; Lake Tahoe 1920 Comment
  SD243182  Eriogonum nudum var. deductum George K. Helmkamp, E. A. Helmkamp 2011-8-26 18163 Placer Northern Sierra Nevada Mountains: Forest Hill Road, 26.1 miles east of its junction with Mesquite Road in the city of Foresthill. 2020 Comment
  SEINET3405029 Image available Eriogonum nudum var. deductum Marcus E. Jones 1882-6-29 3469 Placer Emigrant Gap Comment
  UC849639  Eriogonum nudum var. deductum Ira W. Clokey 12884 Placer Summit Station 2121 Comment
  CHSC45849  Eriogonum nudum var. nudum Lowell Ahart 1972-7-7 141 Placer On bare old gravel bars, near the Middle Fork of the American River, across the river from Ahart Camp, French Meadows. 1615 Comment
  UCR241766  Eriogonum nudum var. nudum George K. Helmkamp, Mary Alice Barnes, E. A. Helmkamp 2012-9-8 19804 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
  SD234988  Eriogonum nudum var. oblongifolium G. K. Helmkamp, E. A. Helmkamp 2007-9-14 12960 Placer Foothills, Northern Sierra Nevada Mountains: along Mosquito Ridge Road 6 miles east of Foresthill (Foresthill 7.5' Q) 609 Comment
  UCR190584  Eriogonum nudum var. oblongifolium George K. Helmkamp, E. A. Helmkamp 2007-9-14 12960 Placer Northern Sierra Nevada Mountains Foothills, along Mosquito Ridge Road 6 miles east of Foresthill 610 Comment
  CAS-BOT-BC271968  Eriogonum nudum var. pubiflorum John Thomas Howell 1929-10-4 4431 Placer 2.4 miles below Weimer on road to Colfax Comment
  CAS-BOT-BC271970  Eriogonum nudum var. pubiflorum G. P. Rixford 1914-10-1 s.n. Placer Loomis 121 Comment
  CAS-BOT-BC266843  Eriogonum ovalifolium var. nivale L. S. Smith 1928-7-18 2479 Placer Ward Peak among rocks, top ridge, Tahoe Forest 2438 Comment
  POM105140  Eriogonum pedunculatum Marcus E. Jones 1882-7-3 2840 Placer Colfax. Comment
  RSA300143  Eriogonum torreyanum Charlotte Pyle 1978-8-9 s.n. Placer E side of Silver Peak about 1.5 miles NW of Squaw Valley. 2348 Comment
  UCD22125  Eriogonum umbellatum var. covillei Rex Palmer 1979-6-21 N 405 Placer Headwaters basin area of the North Fork of the American River Comment
  UCD75759  Eriogonum umbellatum var. nevadense Ellen Dean, M. Starbuck,; K. Mawdsley, G. Harrington, M. Bibbo, J. Poloske 2008-7-20 5231 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, ridge between Southern Pacific RR tracks and railroad tunnel to the west of Lakeview Canyon, along undeveloped road downslope of off-road vehicle location. 2194 Comment
  CAS-BOT-BC262174  Eriogonum umbellatum var. torreyanum C. F. Sonne 1885-9-27 294 Placer Sierra Nevada Mts. On road to Tahoe near old Shingle Mill, at Squaw Creek Comment
  UC191310  Eriogonum umbellatum var. torreyanum C. F. Sonne Aug. 1881 Placer near Tinker's Knob Comment
  UCD101503  Eriogonum umbellatum var. torreyanum Charlotte Pyle 1978-8-9 s.n. Placer east side of Silver Peak, about 1.5 miles northwest of Squaw Valley. 2346 Comment
  CAS-BOT-BC262234  Eriogonum ursinum Kellogg 1870-6-10 s.n. Placer Cisco, Sierra Nevada Mts. Comment
  SBBG28269  Eriogonum ursinum D. D. Keck 1932-6-30 1576 Placer 1 mi E of Cisco 1798 Comment
  SCFS1004  Eriogonum ursinum E. Krimmel 2014-6-26 Placer Comment
  JEPS56206  Eriogonum ursinum C. F. Sonne 1888-7-29 404 Placer Bear Creek Sierra Nevada, Bear Creek Comment
  CHSC67687  Eriogonum ursinum var. ursinum James D. Jokerst 1986-7-13 2713 Placer Trail from The Cedars, SW of Donner Lake, stop along trail S of Middle Fork American River. 1859 Comment
  CDA16809  Eriogonum wrightii var. subscaposum G. F. Hrusa, J. Glazner 2001-7-15 15948 Placer Sierra Nevada; Near summit of Crows Nest Pk. immed. W of Sugarbowl. 2377 Comment
  UCR201908  Eriogonum wrightii var. subscaposum George K. Helmkamp, E. A. Helmkamp 2008-8-20 14023 Placer Northern Sierra Nevada Mountains, Donner Pass Road on the west side of Donner Pass and east of Norden 2149 Comment
  CAS-BOT-BC300950  Eriophyllum lanatum Saichi Kawahara 1969-5-24 827 Placer On the Colfax-Iowa Hill Road between Dinner Tree and Windy Point 585 Comment
  UCD13357  Eriophyllum lanatum var. croceum Anne Marie Weyandt 1989-5-20 23 Placer near road cut. 914 Comment
  UC194928  Eriophyllum lanatum var. grandiflorum H. M. Hall 1916-6-3 10147 Placer near Rocklin; east side Sacramento Valley 121 Comment
  UC567174  Eriophyllum lanatum var. grandiflorum N. French 1934-5-31 382 Placer s Monumental Hill; Colfax Quadrangle, North Fork American River, Mammoth Spring 1676 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-BC308254  Eriophyllum lanatum var. integrifolium John Thomas Howell 1943-7-21 18668 Placer Mt. Lincoln Comment
  CDA37231  Erodium brachycarpum CDFA Staff s.n. Placer Nute Ranch, near Nute Road. 0 Comment
  CDA36971  Erodium cicutarium CDFA Staff s.n. Placer Loomis. 0 Comment
  SEINET8566747  Erodium cicutarium C. Aarstad, H. Mozingo 1979-4-1 s.n. Placer 0.5 mile E of junction of old and new Auburn-Forest Hills Road. 792 Comment
  SD102837  Erysimum capitatum Darley Howe 1978-7-14 Placer Along state highway 20, ca. 29 miles west of Truckee 1645 Comment
  UCSB16080  Erysimum capitatum var. capitatum 1962-6-13 Placer Truckee River, 7.1 miles south of Truckee; Sierra Nevada 1828 Comment
  UCR209742  Erysimum perenne George K. Helmkamp, E. A. Helmkamp 2009-8-12 15438 Placer Sierra Nevada Mountains, Forest Hill Road, 0.8 mile west of Robinson Flat, c. 27 miles NE of the city of Foresthill 2034 Comment
  CHSC11052  Erythranthe cardinalis Lowell Ahart 1966-8-12 Placer French Meadows. 1676 Comment
  SEINET8399963  Erythranthe lewisii Unknown 1968-7-11 2135 Placer Tahoe National Forest, 3.3 miles northwest of Hwy. jct. Calif. 89 and 28 at Tahoe City, on Calif. 89, 3.2 miles west of Calif. Hwy. 89 Alpine Meadow. 2073 Comment
  CAS-BOT-BC505237  Erythronium grandiflorum A. A. Heller 1917-6-17 12685 Placer Granite rocks near the Yuba river below Cisco 1676 Comment
  UC843846  Erythronium multiscapideum C. L. Hitchcock 1940-5-7 6310 Placer ca 1 mi w Baxter Comment
  UC1533102  Erythronium purpurascens Jon Winter 1970-7 Placer Duncan Peak Lookout Station Tahoe Nat'l Forest 2189 Comment
  OBI54932  Eschscholzia caespitosa Kathleen Faustini 1980-5-25 45 Placer Forest Hill Rd 5 mi S of Auburn Comment
  CAS-BOT-BC403342  Eschscholzia californica Alice Eastwood 1921-5-22 10585 Placer Between Lincoln and Sheridan Comment
  CAS-BOT-BC403343  Eschscholzia californica Kate E. Phelps 1937-5-28 s.n. Placer Applegate Comment
  UCR250273  Eschscholzia californica George K. Helmkamp, Elizabeth Helmkamp 2013-4-13 20334 Placer Northern Sierra Nevada Mountains Foothills, Cramer Road at the junction with CA-49, north of Auburn 412 Comment
  CAS-BOT-BC403345  Eschscholzia californica Larry Doughty 1961-3-18 s.n. Placer North Fork of the American River, 5 mi. south of Auburn-Hy. 49 396 Comment
  CAS-BOT-BC419539  Eschscholzia lobbii Elmer I. Applegate 1928-4-22 5363 Placer Above Auburn on Grass Valley road Comment
  CAS-BOT-BC310369  Eucephalus breweri A. A. Heller 1916-8-13 12908 Placer Summit hotel 2133 Comment
  CAS-BOT-BC310378  Eucephalus breweri John H. Thomas; Hazelle A. Thomas 1956-7-21 6119 Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento 2377 Comment
  SD260888  Eucephalus breweri George K. Helmkamp, Mary Alice Barnes, E. A. Helmkamp 2012-9-8 19826 Placer Northern Sierra Nevada Mountains: along Forest Hill Road, 0.5 mile north of Robinson Flat Campground, c. 26 miles NE of Foresthill, Tahoe National Forest. (Duncan Peak 7.5'Q) 2043 Comment
  UC1475021  Eucephalus breweri B. Bolt 1934-7-17 126 Placer 1/2 mi s of Lost Emigrant Mine; Truckee Quad. 2072 Comment
  UC1475036  Eucephalus breweri B. Bolt 1934-8-22 192 Placer 1 mi se of Johnson's Monument; Truckee Quad. 2255 Comment
  SD255715  Euphorbia nutans George K. Helmkamp, Elizabeth Helmkamp 2012-10-16 20036 Placer Sierra Nevada Mountains Foothills: city ofNorth Auburn, corner of Locksley Lane and CA-49 (Auburn 7.5'Q) 384 Comment
  SEINET12142206  Euphorbia serpillifolia L. S. Rose 1938-1 38265 Placer South Fork of Yuba River, 3 mi E of Cisco 1737 Comment
  RSA433511B  Euphorbia spathulata Anonymous 1900-5-27 s.n. Placer Duncan Comment
  UC1132683  Festuca N. French 1934-6-21 331 Placer 0.75 mi ne Palisade Lake; Truckee Quad. 2011 Comment
  CDA36372  Festuca dertonensis G. K. Helmkamp, E. A. Helmkamp 2009-3-11 14387 Placer Sacramento Valley; Ranch House Road, 0.2 mile south of Sheridan. Comment
  UCD43174  Festuca idahoensis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-20 543 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  SACT001167  Festuca occidentalis Michael Baad 1977-6-21 Placer 1.5 miles south of junction to Big Reservoir and Iowa Hill to Forest Hill Road 1158.0 Comment
  SACT001174  Festuca pacifica Josephine Van Ess 1976-4-14 Placer Sunny slope. 91.5 Comment
  SACT001192  Festuca rubra D. Meyer 1983-9-10 Placer West end near parking lot, moist streambank and meadow. 1879.0 Comment
  SACT001198  Festuca subulata D. Meyer 1984-6-10 Placer 436.0 Comment
  UCD74212  Festuca trachyphylla Jennifer W. Burt; Kate Mawdsley, Belinda Lo 2006-7-28 225 Placer Sugarbowl active ski area, off Hwy 80 near Soda Springs - collected from center of 'Terrain Park' ski run. 2221 Comment
  CAS-BOT-BC282566  Festuca viridula A. A. Heller 1917-8-14 12926 Placer Mt. Lincoln south of Summit Valley 2499 Comment
  SACT001205  Festuca viridula Michael Baad 1983-8-11 Placer Trail from Whiskey Camp. 3 miles west of Alpine Meadows. 2133.0 Comment
  SACT001206  Festuca viridula Michael Baad 1976-8-7 Placer 2072.0 Comment
  UCR234162  Filago gallica George K. Helmkamp, E. A. Helmkamp 2011-4-10 17161 Placer Sacramento Valley, along Riosa Road at the east edge of the village of Sheridan 41 Comment
  JEPS19568  Floerkea proserpinacoides C. F. Sonne 1886-7-1 344 Placer Sierra Nevada Mountains, canyons on Truckee River Truckee River; Sierra Nevada Mountains, canyons on Truckee River Comment
  UC859946  Fragaria vesca C. L. Hitchcock 1940-5-7 6318 Placer ca 1 mi w Baxter Comment
  CAS-BOT-BC53550  Frangula californica subsp. tomentella C. Hart Merriam 1911-11-4 s.n. Placer Colfax Comment
  SD81185  Frangula californica subsp. tomentella D. F. Howe 1971-6-29 Placer 1.4 miles east of Forest Hill 1096 Comment
  CAS-BOT-BC55701  Frangula rubra subsp. obtusissima A. A. Heller 1917-6-19 12736 Placer Emigrant Gap 1615 Comment
  CAS-BOT-BC55708  Frangula rubra subsp. obtusissima Carl B. Wolf 1930-10-11 1732 Placer W. slope Sierra Nevada. Baxter's Camp, 17 mi. above Colfax 1158 Comment
  UCD23225  Fritillaria atropurpurea Rex Palmer 1979-6-9 N 132 Placer Headwaters basin area of the North Fork of the American River. Mt. Lincoln. Comment
  POM260073  Fritillaria recurva C. L. Hitchcock 1940-5-7 6308 Placer 1 mile west of Baxter Comment
  RSA0039077  Galium aparine George K. Helmkamp, Mary Alice Barnes 2013-5-3 20466 Placer SW edge of Foresthill, Mosquito Ridge Road, 0.2 mile south of Forest Hill Road 974 Comment
  UCD22290  Galium aparine Rex Palmer 1979-7-12 N 630 Placer Headwaters basin area of the North Fork of the American River. Comment
  UCD42915  Galium bifolium C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 283 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  POM67595  Galium bolanderi Marcus E. Jones 1882-6-30 s.n. Placer Emigrant Gap. Comment
  JEPS26652  Galium bolanderi Lauramay T. Dempster 1961-6-14 1442 Placer s-facing slope above Baxter Comment
  UC1143087  Galium grayanum B. Bolt 1934-7-17 137 Placer 1/2 mi sw Walker Mine (Plot No. 216); Tahoe National Forest, Truckee Quadrangle Comment
  UCD148666  Galium grayanum G. Ledyard Stebbins 1968-8-15 C 6858 Placer Devil's Peak, southeast of Soda Springs. 2286 Comment
  CDA16818  Galium grayanum subsp. grayanum G. F. Hrusa, J. Glazner 2001-7-15 15957 Placer Sierra Nevada; Crows Nest Pk. immed. W of Sugarbowl. 2377 Comment
  POM303632  Galium grayanum var. grayanum J. T. Howell 1943-7-26 18840 Placer Mt. Lincoln. Comment
  UC1143088  Galium grayanum var. grayanum N. French 1934-6-22 351 Placer 1/2 mi w Lake Van Norden; Tahoe National Forest, Truckee Quadrangle Comment
  CDA19485  Galium parisiense M. I. Wibawa 2002-5-27 261 Placer Sacramento Valley; Folsom Lake State Recreation Area. 121 Comment
  CDA37047  Galium parisiense CDFA Staff s.n. Placer Pino Ranch, near Newcastle. 0 Comment
  UCD22293  Galium trifidum subsp. subbiflorum Beth Lowe Corbin 1982-8-9 284 Placer 1/2 mile SW of Onion Creek Campground. 1798 Comment
  UCR249595  Galium triflorum George K. Helmkamp, Elizabeth Helmkamp 2013-6-11 20816 Placer Northern Sierra Nevada Mountains Foothills, Yankee Jim's Road, 3.6 miles northwest of its junction with Forest Hill Road 768 Comment
  SCFS1151  Gayophytum E. Krimmel, F. Felix 2013-7-28 Placer NFAm. Swimming Hole Trail. Stop #4. Comment
  SEINET9363688  Gayophytum diffusum Unknown 1999-7-17 15125 Placer Martis Valley Comment
  UCD22101  Gayophytum diffusum Rex Palmer 1979-7-11 N 588 Placer Headwaters basin area of the North Fork of the American River Comment
  UCD44717  Gayophytum diffusum C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 2083 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  UCR179199  Gayophytum diffusum Rex Palmer 1979-7-25 N- 681 Placer Sierra Nevada Mtns., Headwaters Basin Region of the North Fork of the American River [vicinity of The Cedars, NW of Squaw Valley, south of Norden] 2134 Comment
  JEPS127460  Gayophytum diffusum subsp. parviflorum Steve Matson 1997-8-9 167 Placer nSNH; Martis Valley, about 4 miles SE of Truckee; Martis Creek Wildlife Area; south of Highway 267. Comment
  RSA144917  Gayophytum diffusum subsp. parviflorum John H. Thomas, Hazelle A. Thomas 1956-7-21 6114 Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento 2134 Comment
  UCD103624  Gayophytum diffusum subsp. parviflorum G. K. Helmkamp; E. A. Helmkamp 2006-8-11 11215 Placer Northern Sierra Nevada Mtns; along Forest Hill Road, 8.7 miles northeast of Forest Hill. 1311 Comment
  SEINET4150924  Gayophytum heterozygum L. R. Miller 1929-7-21 s.n. Placer East end of Donner Lake Comment
  JEPS72491  Gentiana calycosa Gladys L. Smith 1972-6-18 3153 Placer above Alpine Meadows 2133 Comment
  JEPS72495  Gentiana newberryi Gladys L. Smith 1972-8-25 3432 Placer meadow below Granite Chief n cirque; Granite Chief 2575 Comment
  UCD148937  Gentianopsis simplex Albert Grigarick 2013-8-4 357 Placer North margin of Van Norden Lake. Comment
  CDA36887  Geranium dissectum CDFA Staff 1995-5-12 s.n. Placer Dry Creek. 0 Comment
  RSA0028447  Geranium dissectum George K. Helmkamp, E. A. Helmkamp 2011-5-12 17258 Placer south of Lincoln along Athens Ave., 1.6 mile east of Fiddyment Road, 0.6 mi. west of Industrial Ave. 41 Comment
  SEINET4691436  Geranium dissectum George K. Helmkamp, E. A. Helmkamp 2011-1 17142 Placer Sacramento Valley: east of Sheridan just north of the junction of North Kilaga Springs Road and Kilaga Springs Road. 98 Comment
  SD43657  Geranium dissectum Darley F. Howe 1948-5-21 1912 Placer 456 Comment
  SDSU7324  Geranium dissectum unknown 1946-5-21 Placer 457 Comment
  UCR224245  Geranium molle George K. Helmkamp, E. A. Helmkamp 2010-4-23 15905 Placer Sierra Nevada Mountains Foothills, along Salmon Falls Road, at Miners Valley Rd., 4.5 miles south of junction with CA-49 at Pilot Hill 287 Comment
  JEPS127439  Geum macrophyllum var. perincisum Steve Matson 1998-8-9 158 Placer Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; 1 kilometer SSW from parking area. Comment
  UCD22264  Geum triflorum Rex Palmer 1979-6-20 N 354 Placer Headwaters basin area of the North Fork of the American River. Comment
  SEINET11263970  Gilia capillaris Lowell Ahart 2002-7-22 9893 Placer 50 yards northeast of the small natural lake, on the east side of the paved road to Lake Valley Reservoir, about 1/4 mile east of Yuba Gap and Highway 80.; 0 1780 Comment
  UCR193400  Gilia capitata subsp. mediomontana George K. Helmkamp, E. A. Helmkamp 2007-5-30 12199 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
  UCR218229  Gilia capitata subsp. mediomontana George K. Helmkamp, E. A. Helmkamp 2010-6-26 16408 Placer Sierra Nevada Mountains Foothills, Yankee Jims road along Brush Creek in Bunch Canyon, 2.8 miles southeast of its junction with Canyon Way, 2.75 mi. ENE (74 deg. ) of Applegate 476 Comment
  SDSU3072  Gilia capitata subsp. pedemontana D. F. Howe 1948-5-23 1849 Placer American River. 305 Comment
  RSA83087  Gilia capitata subsp. pedemontana Verne Grant, Alva Grant 1947-5-5 7970 Placer Road bank near Weimar 671 Comment
  SEINET3163581  Gilia filicaulis M. E. Jones 1882-7-3 sn Placer Colfax Comment
  SDSU3084  Gilia leptalea Darley Howe 1978-7-14 Placer Along state HWY 20, 29 miles west of Truckee. 1646 Comment
  UCR120501  Gilia leptalea subsp. bicolor George K. Helmkamp, E. A. Helmkamp, A. Kerchner 1999-6-29 5036 Placer Northern Sierra Nevada Range, N of Hwy I-80 at west exit to Donner Lake; opening to Negro Canyon 2134 Comment
  SEINET9366804  Githopsis specularioides Unknown 2002-5-22 255 Placer Hughes Mill, along Finning Mill Rd, ~3 mi N of Forest Hill Rd, ~3 mi E of Forest Hill. Serpentine, open forest, bogs, flats, slopes. Disturbed considerably in past on lower area, flats than on upper slopes. Open serpentine flats on slopes above road. Comment
  UCD18247  Githopsis specularioides E. A. Dean 1998-5-30 457 Placer NE of town of Auburn, along SE side of Foresthill Rd. 500 Comment
  JEPS103556  Glyceria borealis Lowell Ahart 2002-7-22 9907 Placer In a small lake, on the E side of the paved road to Lake Valley Reservoir, ca 1/4 mile E of Yuba Gap and Highway 80. 1773 Comment
  UCD66746  Glyceria borealis August L. Hormay 1932-7-8 Placer W side of Lake Tahoe, 6 miles S of Tahoe Tavern. Comment
  CAS-BOT-BC282692  Glyceria elata Margaret Williams 1974-8-8 74 -p1-39 Placer Murphy's Meadow, 5 miles southeast of Hirschdale, Sierra Nevada 2316 Comment
  CDA16031  Glyceria elata G. F. Hrusa, J. Glazner 2000-9-3 15682 A Placer Sierra Nevada; Sugar Bowl Ridge, immediately to W of proposed Crow's Nest ski run. Abies concolor, A. magnifica, Pinus monticola, P. contorta forest with dense herbaceous understory. Wet site above upper spring pond. Perennial. 2164 Comment
  CDA25012  Glyceria elata J. Glazner 2000-9-2 s.n. Placer Lake Tahoe; Moist meadow betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1889 Comment
  UCD36713  Glyceria elata Beecher Crampton 1955-7-13 2998 Placer 3.5 miles east of Baxter, along U.S. Highway 40. Comment
  UCD66852  Glyceria elata R. Tofsrud 1951-7-1 Placer On Hwy. 40, above Baxter, 3/4 mile below drinking station. Comment
  SACT001266  Glyceria grandis D. Meyer 1984-7-21 Placer East bank of river. Highway 89, 2 km north of Tahoe City 1879.0 Comment
  RSA0049733  Glyceria striata Dean Wm. Taylor 2013-8-7 21393 Placer Coldstream Valley, just above Horseshoe Bend on the railroad mainline 1889 Comment
  SACT001275  Glyceria striata Michael Baad 1976-8-4 Placer At end of jeep road, 2 miles east of Talbot Camp. Northeast of Mildred Ridge. 1975.0 Comment
  SACT001276  Glyceria striata Michael Baad 1983-7-10 Placer 6.1 miles south of townsite, open wet meadow. 1524.0 Comment
  UCD22252  Glyceria striata Rex Palmer 1979-7-26 N 850 Placer Headwaters basin area of the North Fork of the American River Comment
  RSA757090  Gnaphalium canescens subsp. thermale George K. Helmkamp, E. A. Helmkamp 2009-7-16 15199 Placer Foresthill Road, 20.3 miles northeast of the city of Foresthill. 1704 Comment
  CAS-BOT-BC307366  Gnaphalium palustre H. L. Mason 1932-9-9 7175 Placer Cisco Comment
  CAS-BOT-BC307368  Gnaphalium palustre Katharine Brandegee 1917-8-1 s.n. Placer Cisco Comment
  CAS-BOT-BC307370  Gnaphalium palustre Emily K. Mcpherson 1976-9-19 76- 27 -7 Placer 1 mile east of Talbot Campground near Middle Fork American River, Sierra Nevada 1767 Comment
  CHSC81759  Gnaphalium palustre Lowell Ahart 2001-10-10 9340 Placer French Meadows Reservoir, near the boat of trail access area on the northwest side of the reservoir, about 1 mile southwest of the bridge across the Middle Fork of the American River, about 2 miles southwest of Ahart Camp, about 22 miles (air) northeast of Forest Hill. 1594 Comment
  JEPS103407  Gnaphalium palustre Lowell Ahart 2002-7-22 9877 Placer 50 yards NE of the small natural lake, on the E side of the paved road to Lake Valley Reservoir, ca 1/4 mile E of Yuba Gap and Highway 80. 1780 Comment
  UCR201520  Grindelia squarrosa var. serrulata George K. Helmkamp, E. A. Helmkamp 2008-8-20 14015 Placer Northern Sierra Nevada Mountains, Rainbow exit south from US-80 and east of Big Bend, adjacent to the South Yuba River 1811 Comment
  UCR111004  Hackelia George K. Helmkamp, E. A. Helmkamp 1999-6-30 5109 Placer Northern Sierra Nevadas, Soda Springs Road 0.9 mi south of Donner Pass Road, approaching Ice Lakes. 2104 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
  SEINET3826192 Image available Hackelia jessicae Sally Walker 1982-8-5 s.n. Placer Ski area on Jahre-Truckee Road Comment
  UCD22135  Hackelia micrantha Rex Palmer 1979-7-25 N 808 Placer Headwaters basin area of the North Fork of the American River. Comment
  POM308717  Hackelia nervosa Betty J. Jorgensen 1944-6-24 493 Placer Kid Lake about 5 miles SW of Soda Springs. Comment
  SCFS1202  Hackelia nervosa E. Krimmel 2014-4-21 Placer 200 yards south of Pt. Mariah warming hut Comment
  UC174287  Hackelia nervosa A. A. Heller 1912-7-20 10591 Placer Summit 2072 Comment
  UC147633  Hackelia velutina Harriet A. Walker 1908-6-23 1210 Placer Blue Canyon 1432 Comment
  UC1069445  Helianthella californica subsp. nevadensis C. W. Hanks 1934-10-12 125 Placer 1 1/2 mi sw Truckee; Tahoe National Forest, Truckee Quadrangle Comment
  CAS-BOT-BC314785  Helianthella californica var. nevadensis L. S. Smith 1925-7-10 1665 Placer French Meadows, Tahoe Forest 1828 Comment
  UCR190223  Helianthella californica var. nevadensis George K. Helmkamp, E. A. Helmkamp 2007-8-1 12648 Placer Northern Sierra Nevada Mountains, Donner Pass Road between Donner and Norden, about 0.2 mile east of the Nevada Co. border 2151 Comment
  UC173103  Hemizonella minima Katharine Brandegee July 1908 Placer between Gold Run and Cape Horn (Magra) Comment
  CDA38360  Heracleum lanatum T. C. Fuller 1973-8-23 19979 Placer Sierra Nevada; Southeast of Robinson Flat Guard Station. Comment
  SEINET5499721  Hesperochiron californicus C. Hall 1910-7-8 8747 Placer South fork of Yuba Canyon, about 17 km east of Cisco, in the Canadian Zone 1920 Comment
  SEINET4691682  Hesperolinon micranthum George K. Helmkamp, E. A. Helmkamp 2010-1 16760 Placer Northern Sierra Nevada Mountains: Finning Mill Road, 2.3 miles north of Forest Hill Road at the crossing of McBride Creek. 1082 Comment
  UCD102197  Hesperolinon micranthum Daniel Sanchez-Mata; Tomas Santamaria 2008-7-28 s.n. Placer Forest Hill. Iowa Hills Road to Sugar Pine Reservoir. Close to the reservoir. 1100 Comment
  CAS-BOT-BC143607  Heteromeles arbutifolia Marcus E. Jones 1882-7-3 s.n. Placer Colfax Comment
  UCR200877  Heteromeles arbutifolia George K. Helmkamp, E. A. Helmkamp 2008-9-15 14094 Placer Foothills, northern Sierra Nevada Mountains, along Mosquito Ridge Road, 3.1 miles southeast of Forest Hill 773 Comment
  UCD40878  Heuchera micrantha var. erubescens Bif Soper 1983-5-28 15 Placer 13.5 miles from Forest Hill on Mosquito Ridge Road. 1066 Comment
  CAS-BOT-BC425222  Heuchera rubescens John H. Thomas; Hazelle A. Thomas 1956-7-21 6116 A Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento. 2377 Comment
  SJSU10366  Heuchera rubescens R. L. Fisher 1959-8-16 Placer near summit Anderson Peak 2642 Comment
  SEINET6032034  Heuchera rubescens P. B. Kennedy 1901-8-10 s.n. Placer Devils Cliff, Soda Springs. Comment
  UC11368  Heuchera rubescens var. glandulosa Mrs. M. M. Hardy 1893-1 Placer Comment
  UCD21775  Hieracium albiflorum Beth Lowe Corbin 1982-8-3 198 Placer Hill west of Onion Creek campground. In fine, sandy, granitic soil, in disturbed slide area. Taprooted perennial. Flowers white. Milky sap. Full sun. SW facing slope, 30% incline. Several plants localized. 1853 Comment
  CAS-BOT-BC319598  Hieracium albiflorum E. A. McGregor 1909-8-13 122 Placer Susie Lake Trail near Alta 2316 Comment
  CAS-BOT-BC319757  Hieracium argutum G. L. Stebbins; R. Bacigalupi; F. Ehrendorfer; J. Hunziker; H. Stutz; D. Zohary 1952-7-19 5125 Placer Along north fork of American River 2 miles south of Colfax 1/2 mile east of bridge of Iowa Hill Road Comment
  CAS-BOT-BC316000  Hieracium nudicaule H. M. Hall 1912-7-18 9365 Placer Willow Creek 1280 Comment
  JEPS126276  Hippuris vulgaris Steve Matson 2002-6-16 532 Placer Truckee River Canyon about 1 mile downstream (west) of Tahoe City and Highway 89, next to Tahoe Rim Trail. Comment
  SACT001285  Holcus lanatus D. Meyer 1984-5-6 Placer 145.5 Comment
  SACT001286  Holcus lanatus Josephine Van Ess 1977-5-13 Placer Collected about .75 mile osouth of Mount Vernon Road. Wet ditch bank. 365.8 Comment
  UCD36124  Holcus lanatus Beecher Crampton 1952-11-9 929 Placer Placer County, 6 miles east of Auburn, 1 mile south of Meadow Vista. 457 Comment
  UCD84895  Holcus lanatus August L. Hormay 1932-5-24 s.n. Placer West of Auburn. Comment
  UC895385  Holocarpha virgata subsp. virgata A. A. Heller 1915-9-12 12276 Placer fields near Roseville Comment
  UC912268  Holocarpha virgata subsp. virgata Herbert L. Mason 1929-10-4 5449 Placer 3 mi s of Roseville; Folsom Road Comment
  UCD22266  Holodiscus discolor var. microphyllus Beth Lowe Corbin 1982-8-10 298 Placer 1 1/4 miles WNW of Onion Creek Campground. SE facing slope, 30% incline. Full sun. Uncommon. In granitic slope of montane chaparral. Shrub 2 ft tall. Old bark greyish, flaking. Flowers creme white. 1981 Comment
  SACT001316  Hordeum brachyantherum Michael Baad 1983-7-10 Placer Open wet meadow. 1524.0 Comment
  UCD43051  Hordeum brachyantherum C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-19 420 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  UCD43368  Hordeum brachyantherum C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-12 736 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  UCD85460  Hordeum brachyantherum L. S. Smith 1931-7-24 s.n. Placer Marlette Lake east of Lake Tahoe. 2438 Comment
  UCD43846  Hordeum brachyantherum subsp. brachyantherum C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-7 1212 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  CDA37221  Hordeum leporinum CDFA Staff s.n. Placer Nute Ranch, near Nute Road. 0 Comment
  HSC10202  Hordeum murinum subsp. leporinum L. M. Malloy 1965-4-17 26 Placer 5 mi. S of Auburn, 1/2 mi. E of Scott's Corner off of County Rd. P. 58. Comment
  SCFS1124  Horkelia fusca E. Krimmel, Michael Hamilton 2013-8-1 Placer NFAm. Chickering Reserve. On trail 0.2-m from Cedars. Comment
  JEPS30812  Horkelia fusca subsp. parviflora Miles Eaton 1945-6-13 29 Placer Big Meadows Comment
  UC1128154  Horkelia fusca subsp. parviflora B. Bolt 1934-7-16 124 Placer 1/2 mi s Lost Emigrant Mine; Truckee Quad., Tahoe National Forest 2072 Comment
  UC1128159  Horkelia fusca subsp. parviflora N. French 1934-6-19 423 Placer 1/4 mi w Devil's Peak; Tahoe National Forest, Truckee quadrangle 2103 Comment
  UC128221  Horkelia fusca subsp. parviflora Miss Harriet A. Walker 1908-7-26 1399 Placer Cisco 1798 Comment
  SEINET6758962  Horkelia fusca subsp. parviflora L. R. Miller 1934-7-8 s.n. Placer Cisco Comment
  UCD22268  Horkelia fusca var. parviflora Beth Lowe Corbin 1982-8-11 328 Placer 1 1/2 miles WNW of Onion Creek Campground. 1935 Comment
  SEINET9349643  Horkelia tridentata Unknown 2009-5-11 14651 Placer Sierra Nevada Mountains Foothills Comment
  SD62127  Horkelia tridentata Darley F. Howe 1965-5-20 Placer Canyon on south side of north fork of American River near Yankee Jims 914 Comment
  UC567176  Horkelia tridentata subsp. tridentata G. T. Nordstrom 1934-6-21 149 Placer 3 mi n Mammoth Springs (s of Monumental Hill); Colfax quad, North Fork of American River 1584 Comment
  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-BC537973  Horkelia tridentata var. tridentata Clare B. Hardham 1961-6-14 7366 Placer Baxter Rte 40 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
  SEINET11259361 Image available Hulsea californica Unknown s.n. Placer Near Auburn, American River Comment
  JEPS127470  Hydrophyllum capitatum var. alpinum Steve Matson 1998-6-14 238 Placer Tahoe North Shore; Snow Creek Watershed, Tahoe Vista/Kings Beach. Comment
  UCD22027  Hydrophyllum capitatum var. alpinum Rex Palmer 1979-6-20 N 276 Placer Headwaters basin area of the North Fork of the American River. Comment
  POM260118  Hydrophyllum occidentale C. L. Hitchcock 1940-5-7 6317 Placer 1 mile west of Baxter. Comment
  CAS-BOT-BC400939  Hypericum anagalloides Alice Eastwood 1909-1-1 241 Placer Lake Tahoe Region. Deer Park Comment
  UCD33600  Hypericum anagalloides Beecher Crampton 1970-6-25 8627 Placer Placer County, 1 mile west of Kingvale. 1859 Comment
  UCD42991  Hypericum anagalloides C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 360 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  RSA751264  Hypericum concinnum George K. Helmkamp, E. A. Helmkamp 2008-8-20 14033 Placer Soda Springs Road, 1.9 miles south of its junction with Donner Pass Road and beside (completely dry) Serena Creek 2107 Comment
  UC303559  Hypericum concinnum unknown Aug. 1894 Placer Auburn Comment
  UCR219683  Hypericum perforatum George K. Helmkamp, E. A. Helmkamp 2010-6-26 16371 Placer Sierra Nevada Mountains Foothills, junction of Canyon Way and Yankee Jim's Road, east of I-80 between Weimar and Colfax 616 Comment
  UCR233272  Hypericum perforatum George K. Helmkamp, E. A. Helmkamp 2011-7-9 17677 Placer Northern Sierra Nevada Mountains Foothills, Yankee Jim Road, 1.4 miles northwest of the city of Foresthill 764 Comment
  CDA5081  Hypericum perforatum T. C. Fuller 1964-6-26 12253 Placer Sierra Nevada; North side of freeway, Interstate 80, to Donner Summit, 0.2 miles west of Gold Run. Comment
  JEPS126285  Hypericum scouleri Steve Matson 1998-5-27 154 Placer nSNH; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; south of Highway 267 on Lookout Mountain Creek. Comment
  JEPS111141  Hypochaeris glabra Steve Matson 2005-4-17 1217 Placer Near Colfax, Stevens Trail to the North Fork of the American River Comment
  SD113019  Hypochaeris glabra Darley F. Howe 1951-5-1 2175 Placer 455 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
  UCR249591  Hypochaeris radicata George K. Helmkamp, Elizabeth Helmkamp 2013-6-11 20808 Placer Northern Sierra Nevada Mountains Foothills, Yankee Jim's Road, 3.6 miles northwest of its junction with Forest Hill Road 768 Comment
  CHSC3557  Ilex cornuta Gary Dutton 1966-2-19 62 Placer 227 Donner Ave. Roseville, Calif. in front yard. Comment
  UC1249640  Ipomopsis aggregata G. Thomas Robbins 1951-6-17 3388 Placer ca 1.5 mi s Homewood (along state hwy 89) Comment
  UC23473  Ipomopsis congesta C. J. Fox Jr. 1895-7-1 Placer near Squaw Peak Comment
  UCR173251  Iris George K. Helmkamp, Elizabeth Helmkamp 2006-5-13 10454 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
  SBBG29834  Iris hartwegii C. L. Hitchcock 1940-5-7 6329 Placer 1 mi W of Baxter Comment
  SBBG58776  Iris hartwegii M. N. Ackley -Jun-1925 416 Placer Dutch Flat 1005 Comment
Read comments
Feb 9 2017
  SEINET8529757 Image available Iris hartwegii Gerald Pullman 1974-5-25 40 Placer Mosquito Ridge Road, 1/4 mi. west of Mosquito Narrows Airstrip, 19.2 mi. east of Foresthill. Comment
  UCR190920  Iris hartwegii subsp. hartwegii George K. Helmkamp, E. A. Helmkamp 2007-5-23 12069 Placer Northern Sierra Nevada Mountains, Sugar Pine road, 0.2 mile northwest of Forest Hill Road 1360 Comment
  SEINET11261550  Iris tenuissima subsp. purdyiformis George Helmkamp, E. A. Helmkamp 2012-5-5 18913 Placer Northern Sierra Nevada Mountains Foothills on Lake Clementine Road, 1.2 miles W of the junction with Foresthill Road. 0.3 air miles SE (123 degrees) of Clementine Dam on the American River.; 0 396 Comment
  JEPS44485  Ivesia shockleyi var. shockleyi C. F. Sonne 1897-7-18 Placer Tinker's Knob; Sierra Nevada Mountains Comment
  UC830912  Jensia rammii C. L. Hitchcock 1940-5-14 6394 Placer ca 6 mi n Colfax; Meier Ranch 762 Comment
  CAS-BOT-BC109965  Juncus Catherine Best 1981-8-1 s.n. Placer Sierra Nevada. Big Meadow, about 3 miles south of French Meadows. 1600 Comment
  JEPS120278  Juncus acuminatus Barbara Ertter with R. K. Brummitt, K. VanZuuk, S. Namoff 2012-6-12 21029 Placer Placer NF Road 3004-6 several miles south of Michigan Bluff Road, 3--4 airmiles ENE of Foresthill Comment
  POM312918  Juncus articulatus Malcolm A. Nobs, S. Galen Smith 1949-8-22 1537 Placer Marshy pool 6 miles northwest of Auburn on Dunn s Dam Road. Comment
  UC1101067  Juncus articulatus Malcolm A. Nobs and S. Galen Smith 1949-8-22 1537 Placer marshy pool on Dunn's Dam Rd 6 mi nw Auburn Comment
  UCD74139  Juncus chlorocephalus Jennifer W. Burt; Kate Mawdsley, Belinda Lo 2006-7-25 242 Placer Sugarbowl active ski area, off Hwy 80 near Soda Springs - collected from coniferous forest near active ski runs. 2151 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
  CDA13671  Juncus ensifolius G. F. Hrusa, J. Glazner 1997-8-3 14031 Placer Sierra Nevada; Corner of Hwy 89 & Squaw Valley Rd. Comment
  CDA24987  Juncus ensifolius J. Glazner 2000-9-2 s.n. Placer Lake Tahoe; Betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1889 Comment
  CHSC68065  Juncus ensifolius James D. Jokerst 1986-7-12 2694 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
  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
  CHSC79381  Juncus ensifolius Beecher Crampton 1975-9-9 9277 Placer Gold Run rest area on Hwy. 80. 914 Comment
  UCD141530  Juncus ensifolius G. K. Helmkamp; E. A. Helmkamp 2007-8-1 12647 Placer Northern Sierra Nevada Mountains. Donner Pass Road between Donner and Norden, about 0.2 mile E of the Nevada County border. 2151 Comment
  UCD162587  Juncus ensifolius Steve Matson 2003-6-12 846 Placer nSNH; Tahoe Basin; Ward Canyon (west shore), about 2 miles East of Highway 89, near junction of Tahoe Rim Trail and Ward Canyon Road. 1987 Comment
  UCD141463  Juncus exiguus G. K. Helmkamp; E. A. Helmkamp 2007-9-14 12957 Placer Northern Sierra Nevada Mountains: along Mosquito Ridge Road 0.4 mile east of Foresthill. 942 Comment
  UC1565206  Juncus leiospermus var. ahartii Carol W. Witham 1990-4-12 139 Placer ca 1.5 mi w Lincoln (town) (ca 1 mi e of Lincoln Airport) Comment
  UCD162586  Juncus mertensianus Steve Matson 2002-8-11 688 Placer nSNH; Tahoe Basin; Desolation Wilderness; Cascade Creek watershed; Tallac Lake. 2407 Comment
  JEPS67040  Juncus nevadensis W. L. Jepson 1918-7-30 7736 Placer near Tahoe City; Lake Tahoe 1920 Comment
  UCD162588  Juncus nevadensis var. nevadensis Steve Matson 2002-8-17 699 Placer nSNH; Tahoe north shore; Burton Creek watershed, near Tahoe City and North Tahoe High School. 2011 Comment
  RSA494793  Juncus orthophyllus Lyman Benson 1942-7-2 11244 Placer Highway junction 1 mile west of Truckee. Truckee River drainage area. 1829 Comment
  UCD142921  Juncus tenuis John Thomas Howell; Gordon H. True 1971-7-1 48322 Placer North limits of Lincoln. 48 Comment
  UCD160262  Juncus tenuis Chuck Hughes 2014-4-24 398 Placer About 70 feet west of Crosby-Herold Road, and 400 feet north of Doty Ravine. 73 Comment
  UCD43385  Juncus triformis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-12 753 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  UCD44602  Juncus xiphioides C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 1968 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  CAS-BOT-BC80902  Juniperus John H. Thomas; Hazelle A. Thomas 1956-7-21 s.n. Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento 2377 Comment
  SEINET5334970  Juniperus occidentalis P. A. Lehenbauer 1937-9-19 s.n. Placer on road to Carnelian Bay, 4 miles from Lake Tahoe Comment
  UCD21479  Kalmia polifolia Rex Palmer 1979-7-11 N 550 Placer Headwaters basin area of the North Fork of the American River. Comment
  SCFS5072  Keckiella breviflora E. Krimmel, Faerthen Felix 2014-6-26 Placer North Fork American River, Headwaters Basin Comment
  UC886838  Keckiella breviflora Marcus E. Jones, A. M. 1882-6-28 3276 Placer Emigrant Gap Comment
  UCD38469  Keckiella breviflora Beecher Crampton 1955-6-15 2882 Placer Dry canyon slopes, Bunch Canyon. Comment
  SEINET12330172  Keckiella breviflora M. J. Williams 1984-1 84- 65 -1 Placer 0.3 mi from Hwy 20, on Bowman Lake Rd 1524 Comment
  CAS-BOT-BC235626  Keckiella breviflora var. breviflora C. L. Hitchcock 1940-5-4 6413 Placer Meier Ranch, ca. 6 mi. north of Colfax 762 Comment
  UC886836  Keckiella breviflora var. glabrisepala C. L. Hitchcock 1940-5-14 6413 Placer ca 6 mi n Colfax (Meier Ranch) 762 Comment
  CAS-BOT-BC246323  Keckiella lemmonii Alice Eastwood 1909-1-1 233 Placer Squaw Creek Comment
  CAS-BOT-BC246325  Keckiella lemmonii Kay H. Beach 1940-6-30 807 Placer Rocky terrain south of the Yuba River 2 1/2 miles west of Cisco Comment
  SCFS1134  Keckiella lemmonii E. Krimmel 2014-7-5 Placer Dry, sunny slope between Onion and Serena Creeks. Comment
  JEPS127441  Kelloggia galioides Steve Matson 1997-7-15 5 Placer Tahoe north shore; Snow Creek watershed, Tahoe Vista/kings Beach; dirt road extension of Tiger Ave. 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
  SEINET4560813  Kelloggia galioides George K. Helmkamp, E. A. Helmkamp 2011-1 18177 Placer Northern Sierra Nevada Mountains: Robinson Flat, 0.1 mile south of the campground at Forest Hill Road 2060 Comment
  UC615469  Kelloggia galioides Beryl O. Schreiber 1933-7-21 892 Placer above Homewood, Tahoe (trail to Mount Ellis) Comment
  UCD74256  Kelloggia galioides Jennifer W. Burt 2005-8-30 98 Placer Olympic Hill' abandoned ski run (near Granlibakken resort off Hwy 89 in Tahoe City) - collected from adjacent coniferous forest. 2034 Comment
  SEINET12328850  Kelloggia galioides J. H. Nishida 1985-1 784 Placer Homewood 1829 Comment
  SD240808  Koeleria gerardi George K. Helmkamp, E. A. Helmkamp 2010-4-23 15916 Placer Sierra Nevada Mountain 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 (Pilot Hill 7.5'Q) 199 Comment
  CHSC45404  Kumlienia hystricula Lowell Ahart 1973-3-28 188 Placer Along a small stream, along Mosquito Ridge Road, about 10 miles east of Foresthill. 1371 Comment
  POM99238  Kumlienia hystricula Katherine Brandegee 1909-4-28 s.n. Placer In the Sierra Nevada foothills. Comment
  CAS-BOT-BC272322  Lachnagrostis filiformis John Thomas Howell; Gordon H. True 1971-5-26 47621 Placer Noarthern limits of Lincoln 48 Comment
  CAS-BOT-BC274286  Lachnagrostis filiformis Peter Rubtzoff 1976-7-4 8713 Placer Granite Bay section of Folsom Lake State Recreation Area Comment
  CDA39230  Lactuca serriola D. G. Kelch 2011-10-2 11 .814B Placer Gold Run rest stop. Comment
  CAS-BOT-BC341357  Lagophylla glandulosa David D. Keck 1932-7-1 1589 Placer 2 miles N. of Auburn on Nevada City road 425 Comment
  CAS-BOT-BC341351  Lagophylla glandulosa L. R. Abrams 1917-9-15 6755 Placer 3-5 miles above Auburn Comment
  POM186841  Lagophylla glandulosa D. D. Keck 1932-6-30 1587 Placer 0.3 miles north of Weimar P. O.; Sierra Nevada. 686 Comment
  SD50715  Lagophylla ramosissima Darley F. Howe 1959-8-1 Placer 2.0 miles north of Auburn. 455 Comment
  CDA37227  Lamium amplexicaule CDFA Staff s.n. Placer Nute Ranch, near Nute Road. 0 Comment
  UCR171206  Lamium amplexicaule George K. Helmkamp, E. A. Helmkamp 2006-2-24 10075 Placer Northern Sacramento Valley, Junction of Wise Road and Garden Bar Road east of Ewing 95 Comment
  SEINET7949749  Lamium amplexicaule C. Petterson, A. Berringhoff 1930-1 2793 Placer 5 mi. E of Lincoln. Comment
  HSC82612  Lasthenia californica Thomas W. Nelson, Jane P. Nelson 1979-4-11 4603 Placer Along N side of Douglas Blvd., 1 mi. S of junction with I-80 Comment
  UCR258238  Lasthenia californica George K. Helmkamp, Amy Barnes 2013-3-28 20238 Placer Eastern Sacramento Valley, NW edge of Sheridan, new section of Riosa Road, connecting new CA-65 with old CA-65 43 Comment
  POM361598  Lasthenia fremontii C. B. Wolf 1937-5-12 8621 Placer Sacramento Valley, 1 mi N of Lincoln 46 Comment
  UC15331  Lathyrus jepsonii var. californicus Mrs. M. M. Hardy 1893-1 Placer Comment
  UC931586  Lathyrus lanszwertii var. lanszwertii C. L. Hitchcock 1949-6-6 19069 Placer ca 5 mi s Tahoe (w side of Lake Tahoe); Lake Tahoe Comment
  UCR194942  Lathyrus nevadensis subsp. nevadensis George K. Helmkamp, E. A. Helmkamp 2007-5-18 12030 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road near the crossing of the North Fork of the West Fork of the American River; 9.5 miles southeast of Foresthill 439 Comment
  CDA19567  Lathyrus nevadensis var. nevadensis M. I. Wibawa, G. F. Hrusa, J. Glazner 2002-5-22 248 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
  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
  UC15345  Lathyrus nevadensis var. nevadensis State Survey 1865-4-13 4629 Placer Forest Hill Comment
  CDA12008  Lathyrus sulphureus G. F. Hrusa 1995-5-2 12189 Placer Sierra Nevada; Approx. 3 km. E of Foresthill on Mosquito Ridge Rd. Comment
  SDSU4207  Lathyrus sulphureus D. R. Harvey 1960-5-29 Placer Near Forest Hull. Comment
  CAS-BOT-BC321707  Layia fremontii Edna Hannibal 1918-4-16 s.n. Placer Rocklin Comment
  SEINET11447839 Image available Layia platyglossa R. L. Smith 1942-4-3 9 Placer 5 miles E of Roseville 122 Comment
  UC1100309  Leersia oryzoides Malcolm A. Nobs, S. Galen Smith 1949-8-22 1542 Placer at sw city limits of Roseville Roseville Comment
  SEINET4560741  Leontodon taraxacoides George K. Helmkamp, E. A. Helmkamp 2011-1 17256 Placer Southern Sacramento Valley: south of Lincoln along Athens Ave., 1.6 mile east of Fiddyment Road, 0.6 mi. west of Industrial Ave. 41 Comment
  UCR198414  Leontodon taraxacoides George K. Helmkamp, E. A. Helmkamp 2008-4-17 13292 Placer Sacramento Valley, Ranch House Road, 0.2 mile southeast of Sheridan 37 Comment
  CAS-BOT-BC88772  Lepidium appelianum K. L. Stark; J. C. Henderson 1978-8-3 s.n. Placer Highway Marker 50.00, north side of west bound lanes, Interstate 80, northeast of Baxter. Comment
  JEPS59495  Lepidium campestre Ezra Brainerd and Viola B. Baird 1915-7-23 247 Placer Tahoe City Sierra Nevada Mts. 1905 Comment
  CAS-BOT-BC89732  Lepidium latifolium J. H. Wilson 1968-8-5 s.n. Placer C. Sepponen property, Lincoln. Comment
  UCD70569  Lepidium nitidum Art Shapiro 1998-3-10 s.n. Placer Above N. Fork of American River off Iowa Hill Rd. 640 Comment
  UCD43133  Lepidium virginicum var. pubescens C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-19 501 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  SEINET11261799  Lepidium virginicum var. virginicum George K. Helmkamp, E. A. Helmkamp 2011-7-26 17900 Placer Northern Sierra Nevada Mountains: Bowman Lake Road, 0.9 miles N of its junction with CA Hwy 20, 0.85 miles NE (23 degrees) of Emigrant Gap and N of I-80.; 0 1434 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
  SD44651  Leptosiphon bicolor Darley F. Howe 1951-5-2 2111 Placer Placer County 456 Comment
  RSA40267  Leptosiphon ciliatus L. S. Rose 1946-6-23 46188 Placer Rainbow, north of Cisco. 1738 Comment
  SEINET2470945  Leptosiphon harknessii K. Christie 2010-7-8 1886 Placer Lake Tahoe Basin Management Unit (USFS); along FR 16N73 ca. 1.25 mi. west of Tahoe City. 2103 Comment
  POM364711  Leptosiphon harknessii Wm. Vortriede 1928-1 s.n. Placer Lake Tahoe. [El Dorado or Placer County] Comment
  UC10691  Lesquerella occidentalis subsp. occidentalis C. F. Sonne June 1887 Placer Rocky Peak on Truckee River Truckee River; Sierra Nevada Mountains, Rocky Peak on Truckee River Comment
  UC1287477  Lessingia leptoclada Willard Spence 1960-9-7 627 Placer Route 49 1 mi e Auburn (on road to Cool) Comment
  CAS-BOT-BC342045  Lessingia virgata A. A. Heller 1915-9-12 12275 Placer In fields near Roseville Comment
  UC829039  Lessingia virgata A. A. Heller 1915-9-12 12275 Placer fields near Roseville Comment
  JEPS20599  Lessingia virgata R. F. Hoover 1936-7-31 1588 Placer Sheridan Comment
  UCD134131  Leucanthemum vulgare R. N. Raynor 1941-7-24 s.n. Placer near Auburn. Comment
  CDA38865  Leucothoe davisiae T. C. Fuller 1973-8-23 19982 Placer Sierra Nevada; Southeast of Robinson Flat Guard Station. Comment
  CHSC114320  Leucothoe davisiae T. C. Fuller 1973-8-23 19982 Placer Just S. E. of Robinson Flat Guard Station, Placer Co. 2164 Comment
  SEINET5336469  Lewisia kelloggii M. J. Williams 1970-6-7 s.n. Placer S of Emigrant Gap, overlooking N fork American River. 1615 Comment
  JEPS87113  Lewisia longipetala Anne Halford July 1991 Placer Pole Creek Comment
  CAS-BOT-BC444159  Lewisia nevadensis Alice Eastwood 1909-1-1 271 Placer Lake Tahoe Region. Ward Creek Comment
  SEINET11942485  Lewisia pygmaea C. F. Sonne 1885-1 s.n. Placer Mt. Stanford, Sierra Nevada Mts. Comment
  UC852033  Lewisia triphylla A. A. Heller 1917-6-17 12682 Placer along Yuba River below Cisco; Yuba River 1676 Comment
  UCD22149  Lewisia triphylla Rex Palmer 1979-5-27 N 78 Placer Headwaters basin area of the North Fork of the American River Comment
  MACF014913  Libocedrus decurrens Fay A. MacFadden 1933-7-11 11167 Placer Canyon Creek, California Comment
  CAS-BOT-BC436045  Ligusticum grayi A. A. Heller 1917-8-14 12933 Placer Mt. Lincoln south of Summit valley 2499 Comment
  CDA15646  Ligusticum grayi G. F. Hrusa, J. Glazner 1999-7-18 15203 Placer Lake Tahoe; Wooded slopes betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1889 Comment
  SEINET8465195 Image available Ligusticum grayi George K. Helmkamp, E. A. Helmkamp 2009-7-16 15232 Placer Sierra Nevada Mountains; Robinson Flat, a camping and day-use area at the junction of Forest Hill and Soda Springs Roads 2107 Comment
  UCD126871  Ligusticum grayi E. Dean; M. Starbuck, C. Tresan, S. Tresan 2002-7-30 1255 Placer Vicinity of the town of Soda Springs. Along trail that starts at Soda Springs Rd. and travels E from the Serene Lakes region up ca. 100 m to a ridge that looks down on Lake Van Norden and railroad tracks. W-facing slope, descending ridge. 2200 Comment
  CAS-BOT-BC130779  Lilium pardalinum A. M. Vollmer; L. Beane 1951-7-1 188 Placer Bear Valley, east of Nevada City Comment
  RSA130324  Lilium pardalinum Albert M. Vollmer 1949-7-6 12 -E Placer Bear Valley Comment
  RSA65289  Lilium pardalinum Albert M. Vollmer, L. Beane 1951-07 188 Placer Bear Valley, east of Nevada City Comment
  SEINET3992198  Lilium pardalinum Vollmer, L. Beane 1951-1 188 Placer Bear Valley, east of Nevada City Comment
  SEINET8393639  Lilium pardalinum Unknown 1951-1 188 Placer Bear Valley, east of Nevada City. Comment
  RSA377183  Lilium parvum Bonnie C. Templeton 1931-7-4 1503 Placer Near Meeks Bay, Lake Tahoe 2280 Comment
  CAS-BOT-BC508455  Lilium parvum Mrs. H. M. Mitchell 1922-7-1 s.n. Placer Blue Canyon Comment
  SEINET12057833  Lilium parvum B. C. Templeton 1931-7-4 1504 Placer near Meeks Bay, Lake Tahoe 2280 Comment
  LA84032  Lilium washingtonianum O. H. Kappler; 1946-6-18 1321 Placer Lake Tahoe, NW shore 1920 Comment
  CAS-BOT-BC133075  Lilium washingtonianum subsp. washingtonianum G. P. Rixford 1915-7-10 s.n. Placer Cisco Comment
  UCD116448  Limnanthes alba Rimo Bacigalupi; G. T. Robbins, F. Chisaki 1956-4-20 5628 Placer along Antelope-Roseville road, at Sacramento-Placer county line. 42 Comment
  UC1746057  Limnanthes alba subsp. alba Annetta M. Carter with Galen Smith 1951-4-16 Placer near Roseville Comment
  UCR198529  Limnanthes alba subsp. alba George K. Helmkamp, E. A. Helmkamp 2008-4-17 13290 Placer Sacramento Valley, Ranch House Road, 0.2 mile southeast of Sheridan 37 Comment
  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
  UC726863  Limnanthes alba subsp. alba A. A. Heller 1940-4-20 15539 Placer on US Hwy 99E near Whitney Station (s of Lincoln) Comment
  UCD162580  Limosella acaulis Steve Matson 2003-6-16 802 Placer nSNH; Tahoe north shore; Snow Creek watershed, Tahoe Vista/Kings Beach; edge of pond. 1908 Comment
  CAS-BOT-BC246054  Limosella aquatica Ira L. Wiggins 1933-8-21 6788 Placer Shores of Lake Tahoe, near Tahoma Comment
  SEINET9350509  Linanthus bolanderi M. Wibawa, Glazner, J. 2002-5-22 259 Placer Hughes Mill Comment
  CDA15661  Linanthus ciliatus G. F. Hrusa, J. Glazner 1999-7-18 15200 Placer Lake Tahoe; betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1905 Comment
  HSC33410  Linaria dalmatica subsp. dalmatica Thomas W. Nelson, James Nelson 1974-6-17 1373 Placer Dollar Point overlooking Lake Tahoe, N of Tahoe City 1585 Comment
  CDA6359  Linaria genistifolia subsp. dalmatica G. D. Barbe, W. Sauer 1984-7-25 4183 Placer Along north shore of Lake Tahoe between U.S. Coast Guard Station and Bristle Cone Street, Lake Forest. 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
  OBI60154  Lindernia dubia David J. Keil, with Kathleen A. Keil 1999-7-17 28381 Placer Along N Fork of Cosumnes River at Little Canyon Road ford. 457 Comment
  CAS-BOT-BC36162  Lithocarpus densiflorus var. densiflorus D. L. Smith; G. L. Stebbins 1976-7-4 C 7682 Placer Little Crater, on north side of Ralston Ridge. 1463 Comment
  SACT002871  Lithocarpus densiflorus var. echinoides Michael Baad 1983-7-10 Placer 0.8 mile by road southeast of East Fork of North Fork of American Riveron road to Hellister Point from Emigrant Gap. Comment
  CAS-BOT-BC430964  Lithophragma bolanderi Alice Eastwood; John Thomas Howell 1937-5-8 4334 Placer Near Auburn on road to Grass Valley Comment
  CAS-BOT-BC435606  Lithophragma glabrum A. A. Heller 1917-6-17 12684 Placer Near the Yuba river below Cisco 1676 Comment
  UC858169  Lithophragma glabrum Alice Eastwood Jun 15 1912-Jun 19 1912 376 Placer Deer Park; Lake Tahoe Region, Deer Park Comment
  UCD22322  Lithophragma glabrum Rex Palmer 1979-6-20 N 323 Placer Headwaters basin area of the North Fork of the American River Comment
  SEINET3282812 Image available Lolium perenne subsp. multiflorum George K. Helmkamp, E. A. Helmkamp 2009-4-22 14567 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
  CDA19561  Lomatium M. I. Wibawa, G. F. Hrusa (16043), J. Glazner 2002-5-22 246 Placer Forest Hill Divide; Hughes Mill, along Finning Mill Rd, ~ 3 mi N of Forest Hill Rd, ~ 3 mi E of Forest Hill. scattered, 1066 Comment
  UCSB32284  Lomatium bicolor Bingham, R. F. (Mrs.) 1882-1 Placer Auburn Comment
  SD247298  Lomatium dissectum George K. Helmkamp, Mary Alice Barnes 2013-4-18 20336 Placer Northern Sierra Nevada Mountains Foothills: Yankee Jim Road, 0.9 mile east of its junction with Canyon Way, 4.4 miles southeast (167 degrees) of Colfax. 561 Comment
  UCD34132  Lomatium utriculatum Beecher Crampton 1977-3-8 9454 Placer south. Of Lincoln along Industrial ave.. Comment
  POM68210  Lonicera conjugialis Marcus E. Jones 1900-7-26 s.n. Placer Blue Canyon. 1463 Comment
  UCD50453  Lonicera conjugialis D. Axelrod 1982-1 s.n. Placer Exact location unknown. Comment
  CAS-BOT-BC200946  Lotus Hazelle A. Thomas; John H. Thomas 1956-7-21 6183 Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento 2377 Comment
  CAS-BOT-BC200948  Lotus Saichi Kawahara 1969-5-24 869 Placer Strawberry Flat, Henderson Ranch 999 Comment
  UC864262  Lotus argophyllus var. fremontii Marcus E. Jones, A. M. 1882-7-3 3338 Placer Colfax Comment
  UC80756  Lotus incanus Katharine Brandegee 1889-7-6 Placer Alta 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
  RSA406200  Lotus nevadensis Wm Vortriede 1928-1 s.n. Placer Lake Tahoe. Comment
Read comments
Apr 29 2011
  POM27010  Lotus oblongifolius Marcus E. Jones 1882-6-27 3282 Placer Emigrant Gap. Comment
  RSA122864  Lotus oblongifolius G. T. Nordstrom 1934-6-22 155 Placer At Mammoth Springs. 1707 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
  CDA20347  Lotus oblongifolius var. nevadensis unknown 1978-11-7 Placer Sierra Nevada; Secret Camp Meadow. 0 Comment
  UC147593  Lotus oblongifolius var. oblongifolius Harriet A. Walker 1908-6-24 1289 Placer Blue Canyon 1432 Comment
  UCR146925  Lotus purshianus Beecher Crampton 1959-7-23 5423 Placer Sacramento Valley, 6 miles north of Folsom 122 Comment
  CAS-BOT-BC175722  Lotus scoparius var. scoparius G. K. Helmkamp; E. A. Helmkamp 2007-5-18 12036 Placer Northern Sierra Nevada Mountains Foothills: along the connection road from CA-49 to Forest Hill Road; 1.1 miles east of the crossing of the junction of the North and West Forks of the American River 229 Comment
  SEINET9323463  Lotus unifoliolatus var. unifoliolatus Unknown 1972-7-26 8836 Placer Carpenter Flat E of Emigrant Gap, dry soil along rd and banks UC Davis Herbarium Comment
  OBI60158  Ludwigia palustris David J. Keil, with Kathleen A. Keil 1999-7-17 28377 Placer Along N Fork of Cosumnes River at Little Canyon Road ford. 457 Comment
  CAS-BOT-BC201252  Lupinus Charles Piper Smith 1932-9-2 4776 Placer Tahoe City, 3 miles north, Truckee Road Comment
  CAS-BOT-BC201253  Lupinus Charles Piper Smith 1932-9-2 4775 Placer Tahoe City, 3 miles north on Truckee Road Comment
  RSA87186  Lupinus adsurgens F. W. Peirson 1931-8-10 9551 Placer West shore of Lake Tahoe. 1905 Comment
  UCR207853  Lupinus albifrons var. collinus George K. Helmkamp, E. A. Helmkamp 2009-4-22 14556 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
  OBI48724  Lupinus andersonii Lewis S. Rose 1941-7-23 41354 Placer Chambers Lodge, (McKinney) Lake Tahoe 1920 Comment
  UCD22012  Lupinus andersonii Beth Lowe Corbin 1982-8-4 228 Placer 1/3 mile NW of Onion Creek campground. 1981 Comment
  UCD106580  Lupinus apertus A. A. Heller 1909-7-16 9839 Placer Summit. 2133 Comment
  UC150140  Lupinus arbustus A. A. Heller 1909-7-16 9857 Placer summit, Placer Co. Comment
  UC726156  Lupinus arbustus A. A. Heller 1909-7-16 9857 Placer Donner Lake Comment
  RSA0028923  Lupinus arbustus John F. Emmel 1997-7-25 1509 Placer Sierra Nevada, Donner Pass area. West slope of Mt. Judah. Section 21 and Section 28. 2409 Comment
  SJSU10708  Lupinus arbustus H. T. Harvey 1958-8-19 Placer Sugar Bowl, 1 mi N of Donner Summit 2164 Comment
  CAS-BOT-BC196371  Lupinus argenteus var. heteranthus D. E. Breedlove 1962-6-13 3548 Placer On the western bank of Lake Tahoe along State Highway 89, 8.3 miles south of Tahoe City; Sierra Nevada 1889 Comment
  UCR222549  Lupinus benthamii George K. Helmkamp, E. A. Helmkamp 2010-4-17 15894 Placer Sierra Nevada Mountains Foothills, Rattlesnake Bar Road, about 0.2 mile northeast of the entrance to the Folsom Lake recreational area 305 Comment
  UCR233335  Lupinus benthamii George K. Helmkamp, E. A. Helmkamp 2011-4-1 17115 Placer Eastern Sacramento Valley, along CA-193 (Lincoln-New Castle Hwy), 0.4 mile west of Gold Hill Road, 5.4 miles (air) east of Lincoln 108 Comment
  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
  UCD107803  Lupinus grayi Thomas C. Fuller 1983-7-19 20419 Placer on roadside cut, north side of Hwy 20 to Nevada City, 3 km. west of Interstate 80. Comment
  RSA414802  Lupinus latifolius subsp. latifolius E. J. Koaus 1924-7-10 s.n. Placer Lake Tahoe. Comment
  RSA413743  Lupinus latifolius subsp. latifolius Fay A. MacFadden 1934-7-9 12784 Placer Flume below Emigrant Gap. Comment
  RSA26143  Lupinus latifolius subsp. longipes J. T. Howell 1951-6-28 27662 Placer Jamison Creek. 1585 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
  SEINET5790373 Image available Lupinus lepidus Marcus E. Jones 1882-1 3305 Placer Emigrant Gap Comment
  UCD108413  Lupinus lepidus var. confertus L. S. Smith 1916-6 417 Placer Squaw Valley. Comment
  JEPS127538  Lupinus lepidus var. sellulus Steve Matson 1998-6-14 253 Placer nSNH: Martis Valley, about 4 miles SE of Truckee. Martis Creek Wildlife Area, north of Hwy 267, west of Martis Creek, east of vernal pools. Comment
  UCD83615  Lupinus lepidus var. sellulus Albert Grigarick 2009-8-20 182 Placer E of Truckee, on S end of Martis Creek Reservoir. 1775 Comment
  SEINET8056248  Lupinus lepidus var. sellulus M. J. Williams 1985-7-6 85- 61 -6 Placer Sierra Nevada, near old Donner Summit, S of Lake Mary Comment
  UC196048  Lupinus lepidus var. sellulus C. F. Sonne 1885-6-6 Placer Truckee Comment
  CAS-BOT-BC438836  Lupinus microcarpus var. densiflorus George K. Helmkamp; Mary Alice Barnes 2013-5-3 20506 Placer Northern Sierra Nevada Mountains Foothills: junction of Forest Hill Road and Forest Hill Bypass (Old Auburn-Foresthill Rd.), northeast of Auburn. 445 Comment
  RSA0055953  Lupinus microcarpus var. densiflorus George K. Helmkamp, Amy Barnes 2014-4-23 22771 Placer Sierra Nevada Mountain Foothills: Old Forest Hill Road, 0.4 mile northeast of its junction with CA-49 at North Fork American River. 290 Comment
  SEINET11261466  Lupinus microcarpus var. densiflorus George Helmkamp, Amy Barnes 2014-4-23 22771 Placer Sierra Nevada Mountain Foothills on Old Forest Hill Road, 0.4 miles NE of the junction with CA-49 at North Fork American River.; 0 290 Comment
  CDA12006  Lupinus nanus G. F. Hrusa 1995-5-2 12187 Placer Sierra Nevada; along side of Mosquito Ridge Rd. approx. 3 km. E of Foresthill. Comment
  CHSC90382  Lupinus nanus Wm. Schierenberg 1988-3-30 18 Placer Hillside, ca. 5 km w from Auburn, ca. 50 m n of Dry Creek behind Sierra College. 71 Comment
  RSA792718  Lupinus nanus George K. Helmkamp, E. A. Helmkamp 2011-4-10 17171 Placer along Riosa Road, 2.3 miles east of Sheridan 43 Comment
  SD237441  Lupinus nanus G. K. Helmkamp, E. A. Helmkamp 2010-4-23 15932 Placer Sierra Nevada Mountains Foothills: Salmon Falls Road at the Salmon Falls crossing of the American River (Pilot Hill 7.5'Q) 156 Comment
  UCR235395  Lupinus nanus George K. Helmkamp, E. A. Helmkamp 2012-5-11 18940 Placer Foothills, northern Sierra Nevada Mountains, Finning Mill Road at the junction with Forest Hill Road 1136 Comment
  RSA761030  Lupinus nanus Barbara Ertter, David Thompson 1989-4-9 8188 Placer Auburn-Forest Hill Road 6.2 miles southwest of Spring Garden Road junction, 8 miles northeast of Auburn. 610 Comment
  SEINET12164817  Lupinus sellulus J. H. Nishida 1985-1 792 Placer Homewood, Red Fir Forest 1829 Comment
  UCR235482  Luzula comosa George K. Helmkamp, E. A. Helmkamp 2012-5-5 18937 Placer Northern Sierra Nevada Mountains Foothills, Todd Valley Road, 1.2 miles south of its junction with Foresthill Road 779 Comment
  SEINET6331930  Luzula comosa M. J. Williams 1985-7-6 85- 61 -10 Placer Sierra Nevada, near old Donner Summit, south of Lake Mary 2286 Comment
  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
  UC144638  Luzula subcongesta A. A. Heller 1903-8-10 7135 Placer above Donner Pass 2286 Comment
  CHSC82640  Lycopus uniflorus Lowell Ahart 2002-7-22 9888 Placer On a floating log in the 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
  UCR218245  Madia citriodora George K. Helmkamp, Mary Alice Barnes & Mary Jane Ganibe 2010-7-2 16431 Placer Sierra Nevada Mountains Foothills, Yankee Jims Road on the east side of Yankee Jims Bridge over the North Fork American River, 5 mi. SE (146 deg. ) of Colfax 282 Comment
  CAS-BOT-BC343778  Madia elegans David D. Keck 1933-6-1 2435 Placer 1 mile south of Loomis on road to Rocklin Comment
  CAS-BOT-BC343776  Madia elegans J. Clausen 1932-9-16 652 Placer 5.1 miles southwest of Auburn, along the Gold Hill Road to Lincoln Comment
  SDSU4733  Madia elegans subsp. densifolia D. F. Howe 1962-8-10 3418 Placer 1.2 miles north of Auburn. 457 Comment
  CAS-BOT-BC342837  Madia glomerata H. M. Hall 1910-6-26 8746 Placer Cisco; on west slope of Sierra Nevada Comment
  UCD134270  Madia glomerata F. A. MacFadden 1934-7-26 s.n. Placer Foot of Red Mt. Comment
  UC485303  Madia glomerata Katharine Brandegee Placer Summit Comment
  UCD128384  Maianthemum racemosum Albert Grigarick 2012-7-9 335 Placer Pacific Crest Trail. S of Donner Summit (Hwy 40). Approx. 600 yds S of trailhead. 2330 Comment
  UCD22056  Maianthemum racemosum Beth Lowe Corbin 1982-8-6 260 Placer 1/8 mile W of Onion Creek Campground. 1844 Comment
  UCD22058  Maianthemum racemosum Rex Palmer 1979-5-27 N 68 Placer Headwaters basin area of the North Fork of the American River Comment
  CAS-BOT-BC512086  Maianthemum racemosum subsp. amplexicaule Beecher Crampton 1972-9-28 8882 Placer 1 mile east of Baxter. Comment
  UCD22054  Maianthemum stellatum Rex Palmer 1979-6-20 N 317 Placer Headwaters basin area of the North Fork of the American River Comment
  SEINET12049608  Maianthemum stellatum J. H. Nishida 1985-1 780 Placer Homewood 1829 Comment
  SD255788  Malva parviflora George K Helmkamp, Amy Barnes 2014-3-21 22642 Placer Sacramento Valley: Sheridan, Riosa Road at the west side of its junction with old CA-65 (Sheridan 7.5'Q) 32 Comment
  JEPS65513  Medicago polymorpha W. H. Shockley June 1886 Placer Auburn 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
  UCR224860  Medicago polymorpha George K. Helmkamp, E. A. Helmkamp 2010-4-23 15913 Placer Sierra Nevada Mountains Foothills, along Salmon Falls Road, at Miners Valley Rd., 4.5 miles south of junction with CA-49 at Pilot Hill 287 Comment
  UCD67013  Melica aristata Beecher Crampton 1955-6-15 2905 Placer Yankee Jims. Comment
  UCD86414  Melica californica A. A. Beetle 1941-5-26 2715 Placer Near Cisco. 914 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
  SACT001508  Melica fugax Michael Baad 1977-6-2 Placer Mixed coniferous forest with white fir. 853.0 Comment
  UCD87288  Melica fugax Mrs. H. P. Kelley 1915-6-15 s.n. Placer Squaw Valley. Comment
  UCD149395  Melica geyeri G. Ledyard Stebbins 1976-7-4 7681 Placer Little Crater. (Exact location unknown. Coordinates estimated by label maker.) Comment
  UCD36652  Melica harfordii Beecher Crampton 1955-6-15 2872 Placer Placer County, Head of Bunch Canyon, 1 mile south of U.S. Highway 40. Comment
  UCD36664  Melica harfordii Beecher Crampton 1955-6-15 2897 Placer Placer County, Shirttail Canyon, 5.5 miles west of Iowa Hill. Comment
  CDA16816  Melica stricta G. F. Hrusa, J. Glazner 2001-7-15 15955 Placer Sierra Nevada; Uncommon perennial in small colonies, growing in soil catchments on rocks, subalpine N summit face of Crows Nest Pk. immed. W of Sugarbowl. 2346 Comment
  SACT001536  Melica torreyana Michael Baad 1983-5-7 Placer 2 miles south of Colfax on Iowa Hill Road; rocky opening; disturbed area; 978.0 Comment
  UCR235612  Melica torreyana George K. Helmkamp, E. A. Helmkamp 2012-5-5 18915 Placer Northern Sierra Nevada Mountains Foothills, Lake Clementine Road, 1.2 miles west of its junction with Foresthill Road, 0.3 air mi. SE (123 deg. ) of Clementine Dam on the American River 396 Comment
  UCR258208  Mentha arvensis George K. Helmkamp, Elizabeth Helmkamp 2012-10-20 20048 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
  UCD150573  Mentzelia dispersa James A. Neilson Jr. 1970-6-17 1560 Placer Tahoe Basin, 2 mi. NE of Tahoe City. 1914 Comment
  CAS-BOT-BC428679  Micranthes bryophora Kellogg 1870-1-1 s.n. Placer Cisco Comment
  CAS-BOT-BC428878  Micranthes californica G. L. Stebbins 1970-4-4 6989 Placer Shirttail Canyon south of North Fork, American River, along road from Colfax to Forest Hill [Foresthill]. 365 Comment
  SCFS5111  Micranthes californica F. Felix, Erica Krimmel 2013-5-19 5 Placer North Fork American River, 0.1 mile east of Heath Falls overlook, on trail Comment
  CAS-BOT-BC429027  Micranthes nidifica C. F. Sonne 1884-8-24 90 Placer Sierra Nevada Mts. Above Coldstream Comment
  JEPS88683  Microseris nutans L. S. Smith 1926-5-25 1852 Placer below Millers Defeat (Mosquito Ridge); , Tahoe Forest 1676 Comment
  UC194718  Microseris nutans A. A. Heller 1909-7-16 Placer Summit 2133 Comment
  UC2042501  Microseris nutans Holly Forbes, Barbara Keller, and T. Tomashek 2012-6-11 Placer Blackwood Canyon Rd., 0.2 mi. W of junction with Highway 89. Comment
  CDA19493  Mimulus aurantiacus M. I. Wibawa 2002-5-27 266 Placer Sacramento Valley; Folsom Lake State Recreation Area. 121 Comment
  UCD122225  Mimulus aurantiacus M. H. Mills 1996-4-12 146 Placer 5830 Walden Lane, Loomis. 180 Comment
  UC886165  Mimulus aurantiacus var. grandiflorus Marcus E. Jones, A. M. 1882-6-28 3288 Placer Emigrant Gap Comment
  CDA12004  Mimulus bifidus subsp. bifidus G. F. Hrusa 1995-5-2 12185 Placer Sierra Nevada; approx. 1 km. on Mosquito Ridge Rd. past Gorman Ranch Rd. intersection. Comment
  UC163978  Mimulus breweri H. M. Hall 1910-6-22 8704 Placer Cisco 1800 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
  RSA569047  Mimulus guttatus Bonnie C. Templeton 1931-7-5 1512 Placer Near Meek's Bay, Lake Tahoe. 2280 Comment
  SCFS1142  Mimulus guttatus E. Krimmel, F. Felix 2013-7-28 Placer NFAm. Swimming Hole Trail. Stop #5. Comment
  UCR190665  Mimulus guttatus George K. Helmkamp, E. A. Helmkamp 2007-5-23 12076 Placer Northern Sierra Nevada Mountains Foothills, junction of Iowa Hill Road and Finning Mill Road (U. S. F. S. Rd #10) in the Sugar Pine Recreation area 1137 Comment
  UCR194697  Mimulus guttatus George K. Helmkamp, E. A. Helmkamp 2007-5-30 12210 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 8.5 miles east of its junction with Forest Hill Road in Foresthill 488 Comment
  UCD13373  Mimulus guttatus A. M. Shapiro 1996-7-30 s.n. Placer Iowa Hill Rd., ca. 1/2 mile S. Colfax. 603 Comment
  UCR191074  Mimulus jepsonii George K. Helmkamp, E. A. Helmkamp 2007-5-23 12057 Placer Northern Sierra Nevada Mountains, along Forest Hill Road, 11.1 miles northeast of Foresthill 1463 Comment
  UC27118  Mimulus kelloggii H. N. Bolander 1865-4-10 4521 Placer Auburn Comment
  RSA523467  Mimulus kelloggii W. L. Jepson 1938-4-5 18584 Placer Auburn, 2 mi e. on Placerville Road. Comment
  SEINET7719539  Mimulus lewisii Unknown 1888-7-16 Placer Summit Comment
  SEINET4691384  Mimulus mephiticus George K. Helmkamp, E. A. Helmkamp 2010-1 16679 Placer Northern Sierra Nevada Mountains: Forest Hill Road, 1.8 miles east of Forest Route 13/American Hill Road. 1662 Comment
  UC112827  Mimulus microphyllus Katharine Brandegee 1908-6-5 Placer Magra Station Comment
  UCD122690  Mimulus microphyllus M. H. Mills 1996-4-21 165 Placer 5830 Walden Lane, Loomis. 180 Comment
  UCD44711  Mimulus microphyllus C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 2077 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  JEPS86482  Mimulus moniliformis L. R. Heckard with J. Hickman and Alice Howard 1986-7-26 6562 Placer ca. 5 mi se Donner Lake (Sherman Chickering's Soda Springs holdings, on w flank of Tinker Knob) Comment
  UC702887  Mimulus moniliformis Lewis S. Rose 1941-7-12 41308 Placer Chambers Lodge, (McKinney) Lake Tahoe Comment
  JEPS59501  Mimulus moniliformis Ezra Brainerd and Viola B. Baird 1915-7-17 256 Placer 1 mi above Bear Rock (cliffs e of river); Sierra Nevada Mts., Truckee River 2042 Comment
  UCD75683  Mimulus moschatus Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5132 a Placer Donner State Park, newly acquired lands to the SW of Donner Lake, along Emigrant Trail on the N side of the north fork of Cold Creek, near underdeveloped road that crosses the creek. 2106 Comment
  RSA435498  Mimulus moschatus var. longiflorus Fay A. MacFadden 1934-7-9 12568 Placer Emigrant Gap. Comment
  POM43478  Mimulus moschatus var. longiflorus Marcus E. Jones 1882-7-3 2825 Placer Alta. Comment
Read comments
Jun 14 2012
  UC41876  Mimulus primuloides C. J. Fox Jr. July 1895 Placer Deer Park Inn Comment
  RSA434709  Mimulus primuloides Wm Vortriede 1928-1 s.n. Placer Lake Tahoe. [El Dorado or Placer County] Comment
  SEINET12343283  Mimulus primuloides H. A. Walker 1910-6-19 2151 Placer Donner Lake Comment
  UCD43900  Mimulus primuloides subsp. primuloides C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-9 1266 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  UCD162601  Mimulus primuloides var. primuloides Steve Matson 2002-7-7 559 Placer nSNH; Tahoe north shore; Snow Creek watershed, Tahoe Vista/Kings Beach; meadow edge north of new pond. 1908 Comment
  UCD44424  Mimulus tilingii C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1790 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  JEPS71717  Mimulus tilingii Gladys L. Smith 1972-8-25 3435 Placer meadow below <Granite Chief> north cirque 2575 Comment
  UC147630  Mimulus torreyi Harriet A. Walker 1908-6-24 1257 Placer Blue Canyon 1432 Comment
  UC445165  Mimulus torreyi Miss Martha Brier Placer near Fowler; Bear Valley Comment
  UC858211  Mitella breweri Alice Eastwood Jun 15 1912-Jun 19 1912 389 Placer Deer Park Lake Tahoe Region Comment
  CAS-BOT-BC432977  Mitella breweri Kellogg 1870-1-1 s.n. Placer Cisco; Sierra Nevada Mt. Comment
  POM70499  Monardella candicans Marcus E. Jones 1882-7-4 s.n. Placer Colfax. Comment
  POM126768  Monardella odoratissima subsp. glauca Helen D. Geis 1912-7-1 178 Placer Deer Park Comment
  CAS-BOT-BC222101  Monardella odoratissima subsp. pallida Alice Eastwood 1909-1-1 147 Placer Lake Tahoe Region. Sunnyside Comment
  UCR200859  Monardella odoratissima subsp. pallida George K. Helmkamp, E. A. Helmkamp 2008-9-15 14103 Placer Northern Sierra Navada Mountains, along Foresthill Road 26 miles northeast of the city of Forest Hill 1954 Comment
  UCR216032  Monardella odoratissima subsp. pallida George K. Helmkamp, Amy Barnes 2009-7-12 15188 Placer Sierra Nevada Mountains, along Foresthill Road 10.3 miles northeast of the town of Foresthill 1370 Comment
  SEINET10582104  Monardella odoratissima subsp. pallida A. Graff 1993-7-21 Graff 273 Placer Tahoe National Forest, Squaw Valley. Hwy. 89, across from Silver Creek Campground. Locally abundant, large population, in the understory of Pinus contorta, P. ponderosa, Abies sp. forest. Comment
  CAS-BOT-BC444731  Montia chamissoi Lewis S. Rose 1940-6-2 40304 Placer Truckee River, 10 mi. n. of Tahoe City 1828 Comment
  POM101934  Montia chamissoi Marcus E. Jones 1882-6-28 2628 Placer Emigrant Gap. Comment
  RSA755737  Montia fontana Barbara Ertter, Niall McCarten, Tom Fraser 1991-3-29 9722 Placer 2-3 miles south of Lincoln 46 Comment
  JEPS82034  Montia linearis Gladys L. Smith 1982-6-24 7433 Placer Goose Meadow 1828 Comment
  POM101988  Montia parvifolia Marcus E. Jones 1882-06 s.n. Placer Emigrant Gap Comment
  UCD101761  Montia parvifolia Dan Axelrod 1931-7-10 s.n. Placer Ward Creek, 3 miles N of Cazadero on Ft. Ross Road. Comment
  JEPS103487  Muhlenbergia filiformis Lowell Ahart 2002-7-22 9905 Placer On the S side 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. 1773 Comment
  JEPS14348  Muhlenbergia filiformis Rimo Bacigalupi with G. L. Stebbins, Alex Hawkes, D. Zohary, J. Hunziker, H. Stutz, F. Ehrendorfer 1952-7-20 3885 Placer s slope of serpentine hill just s Shirttail Public Camp (7 mi e of Iowa Hill) 1158 Comment
  UCD42869  Muhlenbergia filiformis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 236 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  SEINET4672143  Muhlenbergia jonesii P. B. Kennedy, S. B. Doten 1901-8-15 408 Placer Bear Man's Camp 6 miles from French Meadows Comment
  CAS-BOT-BC274927  Muhlenbergia rigens L. R. Abrams 1927-9-13 12150 Placer 11 miles E of Auburn on Lincoln Highway Comment
  SD247365  Myosotis scorpioides George K. Helmkamp, E. A. Helmkamp 2012-6-19 19248 Placer Northern Sierra Nevada Mountains; Robinson's Flat,27 miles east of Forest Hill at the end of Forest Hill Road. 2040 Comment
  JEPS9720  Myosurus apetalus W. L. Jepson 1931-6-16 15931 Placer Tahoe City Comment
  JEPS127527  Myosurus apetalus var. montanus Steve Matson 1998-6-6 218 Placer nSNH: Martis Valley, about 4 miles SE of Truckee. Martis Creek Wildlife Area, south side of Highway 267, under power lines. Comment
  JEPS127532  Myosurus apetalus var. montanus Steve Matson 2000-7-6 463 Placer nSNH: Martis Valley, about 4 miles SE of Truckee. Martis Creek Wildlife Area, north of Hwy 267, east of Martis Creek, east of logging road. Comment
  UC634963  Myosurus minimus H. L. Mason 1933-5-28 7240 Placer Tahoe Meadows Comment
  UCD102556  Myriophyllum quitense Lars Anderson; Doreen Gee 2008-12-9 s. n. Placer Lake Tahoe (California side, near Tahoe Keys East Channel). Approximately 500 ft. from entrance to Tahoe Keys Marina. Comment
  UCD102557  Myriophyllum quitense Lars Anderson; Doreen Gee 2008-12-9 s. n. Placer Lake Tahoe (California side, near Tahoe Keys East Channel). Approximately 500 ft. from entrance to Tahoe Keys Marina. Comment
  RSA782545  Nama lobbii George K. Helmkamp, Amy Barnes 2009-7-12 15186 Placer Along Foresthill Road 10.3 miles northeast of the town of Foresthill 1370 Comment
  SEINET8731508 Image available Nama lobbii Margaret J. Williams 1984-1 84- 64 -2 Placer East side of Hwy 20 near the intersection with the Diamond Creek Road. Elev. : 5400 ft. 1646 Comment
  CHSC79341  Navarretia Beecher Crampton 1977-7-2 9511 Placer 3.5 miles N.E. of Auburn, east of Elder's Corners on Dry Creek road. Comment
  RSA0035681  Navarretia George K. Helmkamp, Elizabeth A. Helmkamp 2012-6-19 19231 Placer Northern Sierra Nevada Mountains: Foresthill Road, 1.7 miles east of its junction with Devil's Thumb Road. 1671 Comment
  UCR240725  Navarretia George K. Helmkamp, E. A. Helmkamp 2012-6-19 19231 Placer Northern Sierra Nevada Mountains, Foresthill Road, 1.7 miles east of its junction with Devil's Thumb Road 1671 Comment
  JEPS126275  Navarretia capillaris Steve Matson 1997-7-19 113 Placer nSNH: Martis Valley, about 4 miles SE of Truckee; Martis Creek Wildlife Area, south of Highway 267 and west of parking area, next to west fork Martis Creek, next to creek. Comment
  JEPS127454  Navarretia capillaris Steve Matson 1998-6-21 263 Placer nSNH; Martis Valley, about 4 miles SE of Truckee; Martis Creek Wildlife Area; north of Highway 267, west of Martis Creek. Comment
  UC23432  Navarretia capillaris C. F. Sonne 1886-7-11 Placer road to Lake Tahoe Comment
  UC572256  Navarretia divaricata B. Bolt 1934-6-19 149 Placer Tadpole Spring Tahoe National Forest, Colfax Quad. 1950 Comment
  UC856864  Navarretia divaricata subsp. vividior Alice Eastwood Jun 20 1912-Jun 22 1912 498 Placer Colfax Comment
Read comments
Sep 7 2010
  UCD36286  Navarretia eriocephala Beecher Crampton 1953-5-14 1273 Placer Placer County, 3 miles north of Roseville, on Highway 99E. Comment
  UCR249577  Navarretia eriocephala George K. Helmkamp, Amy Barnes 2013-3-28 20279 Placer Eastern Sacramento Valley, along 10th Street/Ranch House Rd., 0.6 mile south of its junction with Riosa Road in Sheridan 43 Comment
  UC133912  Navarretia filicaulis Katharine Brandegee Placer Gold Run Comment
  JEPS59362  Navarretia intertexta Ezra Brainerd and Viola B. Baird 1915-7-23 232 Placer Tahoe City Sierra Nevada Mountains 1905 Comment
  SEINET3861932  Navarretia intertexta Genevieve K. Walden 2009-6-25 210 Placer Off I-80 East before Cisco Grove exit, Blue Lakes Rd. turn off, take a right and park at T intersection with unpaved fire road.; 0 1699 Comment
  UC126083  Navarretia intertexta subsp. propinqua Katharine Brandegee Jul 1908 Placer near Cape Horn Comment
  CHSC40013  Navarretia leptalea Lewis S. Rose 1941-7-18 41319 Placer Chambers Lodge (McKinney), Lake Tahoe. Meadow. 1920 Comment
  POM294902  Navarretia leptalea L. S. Rose 1941-7-18 41319 Placer Chambers Lodge (McKinney), Lake Tahoe. 1921 Comment
  SBBG64404  Navarretia leptalea M. N. Ackley -Jun-1925 808 Placer Summit 2139 Comment
  SD38789  Navarretia leptalea Dr. De Forest 1931-5-4 2064 B Placer Crystal Lake Comment
  UC1123763  Navarretia leptalea subsp. bicolor B. Bolt 1934-7-12 112 Placer Devil's Peak Tahoe National Forest, Truckee Quad. 2042 Comment
  UC572518  Navarretia leptalea subsp. leptalea N. French 1934-6-22 468 Placer Serena Lake Tahoe National Forest, Truckee Quad. 2407 Comment
  UC726813  Navarretia leptalea subsp. leptalea A. A. Heller 1919-7-24 13292 Placer near Cisco; near Cisco Comment
  OBI48914  Navarretia leptalea subsp. leptalea L. S. Rose 1937-7-29 37616 Placer Tahoe Vista 1905 Comment
  SEINET14151938  Navarretia leptalea subsp. leptalea P. A. Lehenbauer 1932-8-28 s. n. Placer [Sierra Nevada] Cisco Camp Comment
  UC112909  Nemacladus capillaris Katharine Brandegee 1908-7-18 Placer Cape Horn Comment
  SCFS5088  Nemophila F. Felix, Erica Krimmel 2013-5-19 30 Placer North Fork American River, 0.5 mile east of Heath Falls overlook, on trail Comment
  JEPS126331  Nemophila heterophylla Steve Matson 2006-4-23 1600 Placer Northern Sierra Nevada west slope; Iowa Hill Road near Colfax at crossing of North Fork American River. Comment
  UC1586073  Nemophila heterophylla Barbara Ertter with David Thompson 1989-4-9 8193 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
  UC606928  Nemophila heterophylla L. Constance, J. L. Morrison 1938-4-30 2171 Placer at eastern edge Applegate (Sierra Nevada foothills); , e edge Applegate 609 Comment
  POM126461  Nemophila maculata W W Mackie 1904-04 s.n. Placer Newcastle. Comment
  SEINET5520983  Nemophila maculata J. J. Murray 1965-3-13 s.n. Placer Pilot Hill 351 Comment
  SEINET5521022  Nemophila menziesii J. Ridley 1959-3-29 5 Placer 2 miles north of Roseville. In open field 1 miles east of highway 99 49 Comment
  UC718104  Nemophila menziesii Carl B. Wolf 1937-3-30 8351 Placer on Penryn Road 3 4/10 mi e Lincoln; Sacramento Valley, e of Lincoln 76 Comment
  SEINET5521027  Nemophila menziesii var. atomaria Schank 1959-3-29 s.n. Placer 3 miles west of Roseville situated in a meadow-like field. 305 Comment
  UCR194951  Nemophila parviflora var. austiniae George K. Helmkamp, E. A. Helmkamp 2007-5-18 12029 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road near the crossing of the North Fork of the West Fork of the American River; 9.5 miles southeast of Foresthill 439 Comment
  UCR208279  Nemophila parviflora var. austiniae George K. Helmkamp, E. A. Helmkamp 2009-5-7 14633 Placer Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 13.6 miles east of its junction with Forest Hill Road in Foresthill 771 Comment
  UCR208592  Nemophila parviflora var. austiniae George K. Helmkamp, E. A. Helmkamp 2009-5-11 14661 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
  UCR222894  Nemophila pulchella var. fremontii George K. Helmkamp, E. A. Helmkamp 2010-4-17 15901 Placer Sierra Nevada Mountains Foothills, along CA-49, 2.5 miles southeast of Pilot Hill 271 Comment
  UCR250650  Nemophila pulchella var. gracilis George K. Helmkamp, Mary Alice Barnes 2013-4-18 20374 Placer Northern Sierra Nevada Mtns Foothills, Iowa Hill Road, 1.8 miles west of the bridge over North Fork American River, 0.6 mi. (airline) east of I-80 at Colfax 544 Comment
  JEPS36255  Nothocalais alpestris L. S. Smith 1928-6-28 2422 Placer Tahoe Forest Miller Lake Range, Tahoe Forest Comment
  CAS-BOT-BC349912  Nothocalais alpestris L. S. Smith 1928-6-28 2422 Placer Tahoe National Forest. Miller Lake Range 2042 Comment
  UCD110219  Notholithocarpus densiflorus var. echinoides D. Sanchez-Mata; P. Rodriguez-Rojo 1997-8-6 s.n. Placer Michigan Bluff-Forest Hill. Michigan Bluff Road. 1070 Comment
  UC148976  Nuphar lutea subsp. polysepala H. M. Hall Jul 1910 8738 Placer above Emigrant Gap (Crystal Lake), Emigrant Gap to Cisco Emigrant Gap; Sierra Nevada Mountains Comment
  UC1714520  Odontostomum hartwegii Mary E. P. Ames April, 1891 Placer Auburn Comment
  UC169240  Oenothera cespitosa subsp. marginata Katharine Brandegee 1913-1 2048 a Placer Canyon of the Truckee Comment
  UCR200878  Oenothera elata subsp. hirsutissima George K. Helmkamp, E. A. Helmkamp 2008-9-15 14096 Placer Foothills, northern Sierra Nevada Mountains, along Mosquito Ridge Road, 3.1 miles southeast of Forest Hill 773 Comment
  JEPS111153  Orogenia fusiformis Steve Matson 2005-5-21 1239 Placer North shore of Lake Tahoe; Cedar Flat; National Forest; 39.1842 N, 120.1085 W; elevation 6700 ft. 2042 Comment
  CAS-BOT-BC238391  Orthocarpus Catherine Best 1982-6-23 s.n. Placer Goose Meadow 5 miles south of Truckee on Hwy. 89 1767 Comment
  UCR148840  Orthocarpus cuspidatus G. Fred Hrusa, J. Glazner 2001-7-15 15951 Placer Northern Sierra Nevada Mountains, Near summit of Crows Nest Peak, immediately west of Sugarbowl 2378 Comment
  UCD21899  Orthocarpus cuspidatus subsp. cryptanthus Rex Palmer 1979-7-25 N 672 Placer Headwaters basin area of the North Fork of the American River Comment
  SEINET11132386  Osmorhiza berteroi F. H. Hillman 1894-1 s.n. Placer Between Truckee and Lake Tahoe. 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
  UCD162548  Osmorhiza occidentalis Steve Matson 2006-7-7 1640 Placer nSNH; Tahoe west shore; Ward Creek watershed, near Tahoe City. Near Page Meadows on access road from Chamoix road. 2072 Comment
  CAS-BOT-BC413164  Oxyria digyna A. A. Heller 1917-8-14 12922 Placer Mt. Lincoln south of Summit Valley 2499 Comment
  JEPS37275  Packera cana C. F. Sonne 1888-7-29 373 Placer <??>ardi Peak, on Truckee River Sierra Nevada Mountains, Truckee River 2590 Comment
  CHSC79421  Panicum hillmanii Beecher Crampton 1975-9-9 9281 Placer Alta, Hwy 80. 1188 Comment
  UCD88726  Paspalum dilatatum Beecher Crampton 1961-9-27 5996 Placer 1 mile west of Auburn, along U.S. Highway 40. Comment
  UCR259868  Paspalum dilatatum George K. Helmkamp, Elizabeth Helmkamp 2013-11-2 22469 Placer Sacramento Valley, West Wise Road just east of the junction with California Lane, north of Lincoln 56 Comment
  CAS-BOT-BC259736  Paspalum distichum A. A. Beetle 1941-6-27 2729 Placer 1 mile N of Lincoln Comment
  CAS-BOT-BC258774  Paspalum urvillei David D. Keck 1932-7-1 1595 Placer 2 miles N. of Auburn on Nevada City road 425 Comment
  SEINET4670718  Paspalum urvillei B. Crampton 1965-9-13 7499 Placer Gold Run, Interstate Hwy 80 975 Comment
  UCD22332  Pectiantia breweri Rex Palmer 1979-6-19 N 272 Placer Headwaters basin area of the North Fork of the American River. Comment
  RSA124120  Pedicularis attollens E. F. Sprague 1956-8-16 1511 Placer Valley below Mt. Lincoln, Sugar Bowl, Norden. 2134 Comment
  UC197286  Pedicularis attollens C. F. Sonne 1897-8-14 Placer near Tinker Knob; Sierra Nevada Mountains Comment
  SEINET13754222  Pedicularis attollens H. A. Walker Unknown 1470 Placer [Sierra Nevada] near Cisco Lake. Cisco Comment
  SEINET3159812  Pedicularis attollens H. A. Walker 1470 Placer near Cisco Lake. Cisco Comment
  UC41748  Pedicularis semibarbata C. J. Fox Jr. July, 1895 Placer near Squaw Valley Comment
  RSA686808  Pellaea brachyptera May N. Ackley 1925-06 77 Placer Near Emigrant Gap 1677 Comment
  CAS-BOT-BC67606  Pellaea bridgesii John H. Thomas; Hazelle A. Thomas 1956-7-21 6223 Placer Sierra Nevada - vicinity of Donner Pass, about 80 miles northeast of Sacramento. 2377 Comment
  CAS-BOT-BC67604  Pellaea bridgesii David D. Keck 1932-6-30 1573 Placer Sierra Nevada - 1 mile E. of Cisco. 1798 Comment
  UC614916  Pellaea bridgesii Beryl O. Schreiber 1934-7-4 1184 Placer 6 mi e Lookout Comment
  SEINET178786 Image available Penstemon azureus Marcus E. Jones 1982-7-3 3437 Placer Colfax Comment
  NY571168  Penstemon azureus var. azureus C. F. Sonne 1886-7-5 s.n. Placer Summit Station; Sierra Nevada Mountains Comment
  RSA780095  Penstemon breviflorus subsp. glabrisepalus Marcus E. Jones 1882-7-3 s.n. Placer Colfax. Comment
  SCFS1157  Penstemon laetus E. Krimmel 2013-7-26 Placer NFAm. Swimming Hole Trail. Rocky overlook. Comment
  RSA463161  Penstemon laetus Lyman D. Benson 1932-7-31 4024 Placer Twin Peaks Road, Sierra Nevada, Lake Tahoe watershed. 1951 Comment
  SD243211  Penstemon laetus subsp. laetus George K. Helmkamp, E. A. Helmkamp 2011-8-26 18160 Placer Northern Sierra Nevada Mountains: Forest Hill Road, 3.6 miles east of its junction with Mesquite Road in the city of Foresthill. 1402 Comment
  NY951329  Penstemon neotericus C. A. Wellner 1984-6-21 3065 Placer 1524 Comment
  UCD123928  Penstemon neotericus D. Sanchez-Mata 1997-8-9 s.n. Placer Blue Canyon Road near Blue Canyon. Tahoe National Forest. Mesic white fir forests. 1500 Comment
  SCFS11529146  Penstemon newberryi E. Krimmel 2014-4-21 Placer Point Mariah Comment
  UCD124296  Penstemon newberryi Beecher Crampton 1970-6-25 8626 Placer 1 mile west of Kingvale, Interstate Hwy. 80. 1859 Comment
  CAS-BOT-BC239280  Penstemon newberryi var. berryi E. A. McGregor 1909-8-13 114 Placer Lake Tahoe Region. Susie Lake 2331 Comment
  NY627310  Penstemon newberryi var. newberryi W. W. Eggleston 1927-8-5 21557 Placer Robertson Flat Region, Tahoe Forest 2000 Comment
  POM315780  Penstemon roezlii Katherine Brandegee 1910-07 11471 Placer Emigrant Gap. Comment
  UC27498  Penstemon roezlii C. J. Fox Jr. July, 1895 Placer Deer Park Inn Comment
  POM98174  Penstemon roezlii E. Keyes 1920-08 s.n. Placer Lake Tahoe. Comment
Read comments
Jan 1 2016
  CAS-BOT-BC239582  Penstemon rydbergii var. oreocharis Alice Eastwood 1909-1-1 39 Placer Lake Tahoe Region, Sunnyside Comment
  CAS-BOT-BC239583  Penstemon rydbergii var. oreocharis L. S. Smith 1926-6-23 1977 Placer Tahoe National Forest, Squaw Valley Mdw 1889 Comment
  CHSC74003  Penstemon rydbergii var. oreocharis Susi Urie 1998-9-1 98 -198 Placer Large meadow below Hwy 28, between the highway and Lake Forest Road; about 0.3 mi north of Lake Tahoe. 1908 Comment
  CHSC74130  Penstemon rydbergii var. oreocharis Susi Urie 1998-8-18 98 -065 Placer About 0.2 mi north of Lake Tahoe; large meadow complex between Kings Beach and Tahoe Vista. 1901 Comment
  CHSC9528  Penstemon rydbergii var. oreocharis J. F. Goodwin 1971-7-11 169 Placer 200 ft. south of Hwy. 267 in open meadow, with creek, 4.0 mi. se of Truckee. 1950 Comment
  HSC35691  Penstemon rydbergii var. oreocharis Thomas W. Nelson 1974-6-17 1374 Placer Dollar Point overlooking Lake Tahoe, N of Tahoe City 1585 Comment
  POM44157  Penstemon rydbergii var. oreocharis Marcus E. Jones 1882-7-1 s.n. Placer Emigrant Gap. Comment
  UCD43936  Penstemon rydbergii var. oreocharis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-9 1302 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  POM44142  Penstemon rydbergii var. oreocharis Marcus E. Jones 1897-6-24 s.n. Placer 10 to 15 miles west from Amedee. [incorrect county - should be Lassen] 1220 Comment
  UC527359  Penstemon speciosus C. B. Wolf 1931-9-10 2418 Placer Lake Tahoe just nw Chambers Lodge; Lake Tahoe just nw of Chambers Lodge 1920 Comment
  POM283518  Penstemon speciosus Lyman D. Benson 1932-7-31 4018 Placer 2 mi N Tahoe Tavern. Sierra Nevada mtn range, Truckee River watershed. 1890 Comment
  UCR250341  Pentagramma pallida George K. Helmkamp, Mary Alice Barnes 2013-4-18 20368 Placer Northern Sierra Nevada Mtns Foothills, Yankee Jim Road, 2.4 miles east of its junction with Canyon Way, 2.5 mi. ENE (78 deg. ) of Weimar 512 Comment
  UCD21671  Perideridia bolanderi Beth Lowe Corbin 1982-8-4 221 Placer 1/4 mile NW of Onion Creek campground. Flowers whitish cream. Bulb about 3-4 inches below ground. In rocky, fine, sandy soil. Full sun. SW facing slope, 15% incline. Locally abundant. 1950 Comment
  POM126826  Perideridia bolanderi subsp. bolanderi Helen D. Geis 1912-07 80 Placer Deer Park Comment
  CHSC74184  Perideridia lemmonii Susi Urie 1998-9-4 98 -244 Placer On north side of Ward Creek about 2.9 mi west of Lake Tahoe and Sunnyside. 2011 Comment
  UC1436542  Perideridia lemmonii Arnold Tiehm Apr 1977 s. n. Placer Goose Meadow, Lake Tahoe Comment
  CAS-BOT-BC222764  Perideridia parishii Catherine Best 1981-8-1 s.n. Placer Big Meadow, about 3 miles south of French Meadows 1600 Comment
  CAS-BOT-BC418935  Persicaria lapathifolia E. R. Blakley 1960-9-3 3818 Placer King's Beach, Lake Tahoe 1903 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
  UCD98384  Petrorhagia dubia M. H. Mills 1996-4-21 167 Placer at 5830 Walden Lane, Loomis. 180 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
  SEINET5764677  Phacelia hastata var. compacta M. J. Williams 1985-7-6 85- 63 -5 Placer Pacific Crest Trail between old and new Donner Summits. Sierra Nevada. Comment
  JEPS14030  Phacelia heterophylla subsp. virgata Rimo Bacigalupi with G. Stebbins, A. Hawkes, F. Ehrendorfer, J. Hunziker, D. Zohary and H. Stutz 1952-7-20 3877 Placer nr. headwaters of Shirttail Creek (6 mi e of Iowa Hill); Tahoe Nat. Forest, Shirttail Public Camp 1127 Comment
  JEPS14037  Phacelia heterophylla subsp. virgata Rimo Bacigalupi with G. Stebbins, A. Hawkes, F. Ehrendorfer, J. Hunziker, D. Zohary and H. Stutz 1952-7-19 3865 Placer near site of Monona Flat (ridge between Indian River and North Fork of the American River, about 2 1/2 mi e of Iowa Hill) 990 Comment
  UC702950  Phacelia humilis Lewis S. Rose 1940-6-2 Placer 10 min n Tahoe City; Truckee River 1828 Comment
  JEPS126286  Phacelia humilis var. humilis Steve Matson 1998-6-21 254 Placer nSNH; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; 100 meters north of Highway 267. Comment
  RSA145541  Phacelia humilis var. humilis E. R. Blakley 3816 Placer Kings Beach Lake Tahoe. 1905 Comment
  CDA12381  Phacelia hydrophylloides G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8509 A Placer Lake Tahoe; Upper Ward Valley, 4 m SW Tahoe City. Comment
  UC579287  Phacelia hydrophylloides B. Bolt 1934-7-16 122 Placer 1 mi ne Lost Emigrant Mine (between Middle and North Forks of the American River w of Needle Peak); Tahoe National Forest, Truckee Quadrangle 2042 Comment
  UCR242331  Phacelia hydrophylloides George K. Helmkamp, E. A. Helmkamp 2010-7-28 16662 Placer Northern Sierra Nevada Mountains, Forest Hill Road, 22 miles northeast of the city of Foresthill 2041 Comment
  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
  UC148969  Phacelia marcescens H. M. Hall 1910-6-11 8756 Placer Cisco Butte Sierra Nevada Mountains 1981 Comment
  UC750577  Phacelia marcescens Lewis S. Rose 1946-6-23 46189 Placer n Cisco; Rainbow 1737 Comment
  UC881157  Phacelia marcescens Marcus E. Jones, A. M. 1882-6-27 3294 Placer Emigrant Gap Comment
  CDA25027  Phacelia mutabilis J. Glazner 2000-8-16 s.n. Placer Lake Tahoe; betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1889 Comment
  UC1051801  Phacelia mutabilis Malcomb Nobs 1950-9-24 Placer e slope Squaw Peak 2133 Comment
  UCR194933  Phacelia mutabilis George K. Helmkamp, E. A. Helmkamp 2007-5-18 12020 Placer Northern Sierra Nevada Mountains Foothills, along Mosquito Ridge Road, 4.2 miles southeast of Foresthill 793 Comment
  POM64823  Phacelia racemosa Katherine Brandegee 1908-7-15 s.n. Placer Cisco. Comment
  UC881202  Phacelia racemosa Alice Eastwood 1909-1 229 Placer Squaw Creek Lake Tahoe Region Comment
  SEINET5506816  Phacelia racemosa K. Brandegee 1908-7-15 s.n. Placer Cisco Comment
  UCD88773  Phalaris canariensis Collector Unknown 1925-5-29 2099 Placer Auburn. Comment
  CAS-BOT-BC259075  Phalaris lemmonii L. R. Abrams 1935-4-20 13685 Placer Roseville Comment
  SACT001704  Phalaris lemmonii D. Meyer 1984-4-15 Placer Roadside appears to have been a vernal pool. Dry. 36.97 Comment
  SACT001725  Phalaris paradoxa Josephine Van Ess 1978-6-27 Placer Collected north of big pond in open field about 1 mile east of east end of Annabelle Ave. Low wet area in open field. 103.0 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
  UCD43999  Phleum alpinum C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-11 1365 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  UCD89344  Phleum alpinum R. Tofsrud 1951-7-11 s.n. Placer Ice Lake, 4 miles S of Soda Springs. Comment
  SACT001748  Phleum pratense D. Meyer 1984-8-4 Placer Very wet roadside ditch hillside seeping water, shady. 1454.0 Comment
  UCR170813  Phleum pratense George K. Helmkamp, E. A. Helmkamp 2005-9-30 9944 Placer Northern Sierra Nevada Mtns., Junction of Chalet and Alpine Meadows Roads west of Calif. Highway 89 (near Alpine ski area) 2081 Comment
  SCFS1199  Phlox diffusa E. Krimmel 2014-4-21 Placer Point Mariah Comment
  UC880472  Phlox gracilis Lewis S. Rose 1940-6-1 40453 Placer Tahoe City 1889 Comment
  CAS-BOT-BC60615  Phoenicaulis cheiranthoides Alice Eastwood 1912-6-15 367 Placer Lake Tahoe Region. Deer Park. Comment
  UCD162875  Phoenicaulis cheiranthoides Jack Major 1962-6-3 s.n. Placer Granite Chief Wilderness. Top of Ward Peak. (Exact location unknown. Coordinates estimated by label maker.) 2632 Comment
  UCD22380  Phoenicaulis cheiranthoides Beth Lowe Corbin 1982-8-10 305 Placer 1 3/4 mile NW of Onion Creek Campground. SE facing slope, 40% incline. Locally common. Full sun. Open, rocky talus slope, above white fir forest. 2133 Comment
  UC463415  Phoradendron libocedri Ira L. Wiggins 1930-10-12 5084 Placer near Cisco 1981 Comment
  SEINET7270702  Phyllodoce breweri W. D. Billings 1950-7-30 1917 Placer Northeast side of Squaw Peak 2560 Comment
  UC1121048  Phyllodoce breweri C. W. Hanks 1934-10-11 124 Placer Tahoe National Forest, Upper end of Cold Creek Canyon Cold Creek Canyon; Tahoe National Forest, Cold Creek Canyon 2286 Comment
  SACT001767  Phyllostachys aurea Josephine Van Ess 1977-6-9 Placer Collected across road from sierra college nature area at old homestead site. Moist area 103.0 Comment
  CAS-BOT-BC140521  Physocarpus Kellogg s.n. Placer Cisco Comment
  SD254674  Phytolacca americana George K. Helmkamp, Elizabeth Helmkamp 2012-10-30 20090 Placer Sacramento Valley: South Dowd Road, 0.1 mile south of its juncion with Moore Road, SW of Lincoln (Pleasant Grove 7.5'Q) 34 Comment
  RSA98979  Pilularia americana W. A. Weber 1953-5-19 8396 Placer 5 miles N of Roseville on road to Lincoln. 46 Comment
  RSA7667  Pinus attenuata C. B. Wolf 1933-9-24 5492 Placer 7 miles above Calfax on the Trukee road. W slope of Sierra Nevada. 884 Comment
  UCD133146  Pinus attenuata Sue Nichol 2008-5-28 s. n. Placer Along Hwy 80. Southwest of Gold Run, on Magra Road northeast of Secret Town Road exit. Between Magra Road and the highway. 905 Comment
  SEINET5334493  Pinus attenuata W. Priest 1956-4-16 s.n. Placer 20 miles of Baxter on U.S. 40. 1219 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
  NY49867  Pinus contorta var. murrayana F. W. Hunnewell 1922-7-20 8398 Placer Lake Tahoe Comment
  RSA0116435  Pinus contorta var. murrayana Lyman Benson 1932-7-31 4017 Placer Donner Lake, Truckee River Watershed, Sierra Nevada. 1890 Comment
  HSC1505  Pinus jeffreyi R. A. Magie 1964-3-27 17 Placer 10 mi. E of Grass Valley along Hwy. 20 Comment
  UC1134121  Pinus jeffreyi R. W. Lundh 1933-4-26 233 Placer 3 mi s Signal Peak; Colfax Quadrangle Comment
  UCD23235  Pinus jeffreyi Beth Lowe Corbin 1982-8-25 420 Placer Onion Creek campground. 1841 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
  CAS-BOT-BC78931  Pinus monticola John H. Thomas; Hazelle A. Thomas 1956-7-21 6153 Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento 2377 Comment
  HSC1526  Pinus monticola R. A. Magie 1964-6-12 101 Placer Turn off of Hwy. 20, 6 mi. W of Hwy. 40 junction, 12 mi. towards Lindsay Lake 1982 Comment
  CHSC74934  Pinus ponderosa Russell Stein 1984-4-25 Placer 6 miles east of Auburn. 457 Comment
  IRVC9005  Pinus ponderosa Pamela I. B. Roeber 1974-10-20 66 Placer 3 miles S of Foresthill on Auburn-Foresthill Road. Comment
  UC1819259  Pinus ponderosa Glen E. Sindel 1955-9-25 s. n. Placer Forest Hill, northern edge of flat ridge top, ca. 50 ft W of northern edge of Forest Hill Ranger Station, Tahoe National Forest; IFG plot 68 975 Comment
  UCD133282  Pinus ponderosa Beecher Crampton 1960-11-2 5799 Placer town of Gold Run. 975 Comment
  NY951530  Pinus ponderosa var. ponderosa D. H. Goldman 2004-12-24 3007 Placer "Mosquito Narrows," Mosquito Ridge, just N of Mosquito Ridge Road (Forest Road 96), just E of the intersection with a dirt road going to the NW, about 5.9 miles from the parking lot at the Placer County Big Tree Reserve and about 18.9 miles E of the 1289 Comment
  HSC1542  Pinus sabiniana R. A. Magie 1964-6-13 107 Placer Flood Rd. 2 mi. NE of Auburn on Hwy. 40, Bulk Collection # 38 366 Comment
  UCD135008  Pinus sabiniana Beecher Crampton 1960-11-2 5796 Placer 2 miles east of Bowman, along U.S. Highway 40. 548 Comment
  SEINET5334783  Pinus sabiniana P. L. Comanor, B. Clark; B. O'Malia 1969-5-1 s.n. Placer Colfax area, 1.85 mi. from end of railroad bridge on CA 194, Winding rd.,past parkng. area, down path approx. 60 meters, near rd. approx 20-25 meters Comment
  UCR146680  Pistacia atlantica Beecher Crampton 1972-9-28 8879 Placer Sacramento Valley, Applegate 579 Comment
  CAS-BOT-BC227971  Plagiobothrys Geo. B. Grant 1906-8-15 6932 Placer Tahoe Tavern, Lake Tahoe Comment
  UC708089  Plagiobothrys Alice Eastwood Jun 15 1912-Jun 19 1912 444 Placer Tahoe City Lake Tahoe Region, Tahoe City Comment
  UCD22153  Plagiobothrys Rex Palmer 1979-5-27 N 47 Placer Headwaters basin area of the North Fork of the American River Comment
  UCR233013  Plagiobothrys George K. Helmkamp, E. A. Helmkamp 2011-5-12 17254 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
  SD44644  Plagiobothrys fulvus var. campestris D. F. Howe 1951-5-1 2104 Placer 456 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
  UCR198419  Plagiobothrys greenei George K. Helmkamp, E. A. Helmkamp 2008-4-17 13288 Placer Sacramento Valley, Ranch House Road, 0.2 mile southeast of Sheridan 37 Comment
  CAS-BOT-BC230951  Plagiobothrys hispidulus Alice Eastwood 1912-6-15 445 Placer Lake Tahoe Region. Tahoe City 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
  SD244107  Plagiobothrys stipitatus var. stipitatus George K Helmkamp, E. A. Helmkamp 2011-5-12 17257 Placer Southern Sacramento Valley: south of Lincoln along Athens Ave., 1.6 mile east of Fiddyment Road, 0.6 mile west of Industrial Ave. (Roseville 7.5'Q) 41 Comment
  SDSU5434  Plagiobothrys trachycarpus D. F. Howe 1951-5-1 2105 Placer 457 Comment
  SD241121  Plantago coronopus George K. Helmkamp, E. A. Helmkamp 2012-3-31 18650 Placer Sacramento Valley: along CA-193, 0.1 mile west of tis junction with Sierra College Blvd. (Gold Hill 7.5'Q) 88 Comment
  UCD21983  Plantago lanceolata Beth Lowe Corbin 1982-8-11 311 Placer 1 1/4 mile WNW of Onion Creek campground. In rocky, fine, sandy soil on old logging road. Clumped perennial. Bracts brown, anthers yellow. Mostly sun. West facing slope, 20% incline. Uncommon. 1981 Comment
  JEPS102730  Plantago major Lowell Ahart 2001-10-10 9337 Placer French Meadows Reservoir, near the boat or trail access area on the NW side of the reservoir, about 1 mile SW of the bridge across the Middle Fork of the American River, about 2 miles SW of Ahart Camp, about 22 miles (air) NE of Forest Hill. 1594 Comment
  SEINET9164073  Plantago major L. R. Miller 1934-7-8 s.n. Placer Cisco. 1707 Comment
  CAS-BOT-BC136638  Platanthera John H. Thomas; Hazelle A. Thomas 1956-7-21 6201 Placer Field redacted by CAS, contact the data manager for more information 2377 Comment
  RSA569207  Platanthera leucostachys Bonnie C. Templeton 1931-7-4 1503 Placer Near Meeks Bay, Lake Tahoe 2280 Comment
  SJSU9122  Platanthera sparsiflora Robert L. Fisher 1959-8-5 Placer Emigrant Meadow at head of Sugar Bowl Creek (S Fork Yuba R) 3 mi S of Norden 2286 Comment
  UC117003  Platanthera sparsiflora C. F. Sonne 1892-7-24 Placer woods on Truckee River Sierra Nevada Mountains, Truckee River Comment
  LA206293  Platystemon californicus Carl B. Wolf; 1937-3-30 8352 Placer Sacramento Valley, 1.5 mi. E of Lincoln on Penryn Road 60 Comment
  SEINET5340048  Platystemon californicus J. Ridley 1959-3-29 3 Placer 2 miles north of Roseville in open field one mile east of Hwy 99. 49 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
  CAS-BOT-BC516756  Plectritis macrocera George K. Helmkamp; Mary Alice Barnes 2013-4-18 20337 Placer Northern Sierra Nevada Mountains foothills: Yankee Jim Road, 0.9 mi E of its jct with Canyon Way, 4.4 mi SE (167 deg. ) of Colfax 561 Comment
  SD43650  Plectritis macrocera Darley F. Howe 1948-5-23 1905 Placer American River 305 Comment
  SFV18643  Pleuricospora fimbriolata J. D. Dilley 2002-6-3 451 Placer Sierra Nevada Cuckoo Ridge, trail to Grouse Ridge Falls, 1 mile from trailhead. Comment
  CAS-BOT-BC244351  Poa annua L. S. Smith 1926-4-11 1778 Placer Forest Hill Divide, road to Sugar Pass 1097 Comment
  SACT001777  Poa annua D. Meyer 1983-6-18 Placer Shady area 1170.0 Comment
  SACT001784  Poa annua D. Meyer 1984-4-15 Placer 36.97 Comment
  SEINET7708966  Poa annua A. Tiehm, H. N. Mozingo; M. J Williams; E. McPherson 1975-1 604 Placer One mile north of Lincoln. Comment
  CAS-BOT-BC254759  Poa bolanderi A. A. Heller 1917-8-13 12901 Placer Base of a cliff N of Summit hotel 2164 Comment
  UC820684  Poa bolanderi A. A. Heller 1917-8-13 12901 Placer base of cliff n of Summit Hotel 2164 Comment
  SACT001830  Poa compressa D. Meyer 1984-8-26 Placer 1818.0 Comment
  UCD36710  Poa compressa Beecher Crampton 1955-7-13 2995 Placer Placer County, 3.5 miles east of Baxter, along U.S. Highway 40. Comment
  UCD90841  Poa compressa Beecher Crampton 1955-6-15 2864 Placer 3 miles east of Weimar. Comment
  UCD90866  Poa compressa Peter H. Raven 1950-6-26 2406 Placer Baxter's. 1219 Comment
  UCR146857  Poa nervosa Beecher Crampton 1964-7-21 7130 Placer Sierra Nevada Mountains, Blue Canyon 1431 Comment
  SACT001869  Poa nevadensis D. Meyer 1983-6-16 Placer 1624.0 Comment
  SACT001879  Poa nevadensis D. Meyer 1983-8-7 Placer Southeast of county line on roadside. 1758.0 Comment
  UCR146858  Poa palustris Beecher Crampton 1956-7-17 3727 Placer Sierra Nevada Mountains, 0.75 mile west of Blue Canyon 1433 Comment
  CAS-BOT-BC247372  Poa pratensis John Thomas Howell 1943-7-19 18567 Placer Summit Valley Comment
  CAS-BOT-BC247373  Poa pratensis Saichi Kawahara 1969-7-6 853 Placer Near garden, Mel Henderson Ranch, Indian Creek 1005 Comment
  CAS-BOT-BC247375  Poa pratensis Saichi Kawahara 1969-7-6 1416 Placer West of old cabin, Mel Henderson Ranch, Indian Creek 999 Comment
  SACT001900  Poa pratensis Michael Baad 1983-7-23 Placer Next to stream along southwest side of highway 267. 6 miles southeast of Truckee. 2316.0 Comment
  SACT001917  Poa pratensis D. Meyer 1983-8-7 Placer Bike trail behind Tahoe City shopping center near lake shore. 1891.0 Comment
  UC1132748  Poa pratensis subsp. pratensis H. S. Yates 1934-6-29 Placer near Brockway; Truckee Quadrangle Comment
  SACT001957  Poa scabrella Josephine Van Ess 1974-5-5 Placer Collected about .5 mile north of county line in area where Linda Creek forms a narrow steep sided ravine. 91.5 Comment
  CAS-BOT-BC242952  Poa secunda subsp. secunda A. A. Heller 1917-6-19 12728 Placer Emigrant Gap 1615 Comment
  CAS-BOT-BC242953  Poa secunda subsp. secunda A. A. Heller 1917-6-17 12696 Placer Along the Yuba River below Cisco 1676 Comment
  CAS-BOT-BC242955  Poa secunda subsp. secunda A. A. Heller 1917-8-13 12917 Placer Ridge NW of Donner Pass below a ledge of igneous rock 2377 Comment
  UC1132786  Poa secunda subsp. secunda G. T. Nordstrom 1934-6-21 128 Placer 0.4 mi w by nw Mammoth Springs (near Plot 208); Tahoe Nat'l Forest, Colfax Quadrangle Comment
  UC1132787  Poa secunda subsp. secunda B. Bolt 1934-7-3 70 Placer top of Sawtooth Ridge; Colfax Quadrangle Comment
  UCD91625  Poa secunda subsp. secunda A. A. Heller 1917-8-13 12917 Placer Ridge northwest of Donner Pass. 2377 Comment
  SACT002013  Poa tenerrima Josephine Van Ess 1980-4-15 Placer Collected on hill south of parking area about 1.25 mile east of highway 49. Moist hillside slope in serpentine. 414.6 Comment
  SACT002017  Poa trivialis Michael Baad 1977-6-21 Placer Junction of Foresthill to Colfax road at Weimar 977.3 Comment
  UCD52760  Podagrostis humilis R. Tofsrud 1951-7-1 s.n. Placer near Campton's store, Hwy. 40 (above Nayak). Comment
  CHSC67528  Pogogyne zizyphoroides James D. Jokerst 1986-4-14 2623 Placer Johnson Ranch, N of Douglas Rd. and E of Hwy. 80. Comment
  SEINET5845273  Polygala cornuta C. Kegg 1983-9-17 C- 21 Placer Blue Canyon Guard Station 1585 Comment
  CAS-BOT-BC167538  Polygala cornuta var. cornuta L. S. Smith 1925-8-13 1705 Placer Tahoe National Forest. Gold Dollar Mine Trail to Pine Nut 1828 Comment
  CAS-BOT-BC300503  Polygala cornuta var. cornuta George K. Helmkamp; E. A. Helmkamp 2012-6-19 19216 Placer Northern Sierra Nevada Mountains Foothills: Foresthill Road, 2.6 miles east of its junction with Mosquito Ridge Road in Forest Hill 1052 Comment
  UC35028  Polygala cornuta var. cornuta K. E. Cole July, 1900 Placer Dutch Flat Comment
  CAS-BOT-BC414308  Polygonum aviculare subsp. neglectum A. A. Heller 1917-8-12 12876 Placer Southern Pacific reservoir west of Emigrant Gap Comment
  POM104622  Polygonum bistortoides Marcus E. Jones 1903-6-28 s.n. Placer Emigrant Gap Comment
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Sep 7 2010
  UCD43211  Polygonum bistortoides C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-13 580 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  UC850394  Polygonum californicum L. R. Abrams 1917-9-14 6754 Placer between Roseville and Penryn Comment
  UCR177011  Polygonum douglasii George K. Helmkamp, E. A. Helmkamp 2005-9-30 9963 Placer Northern Sierra Nevada Mtns., Junction of Chalet and Alpine Meadows Roads west of Calif. Highway 89 (near Alpine ski area) 2081 Comment
  CAS-BOT-BC414542  Polygonum douglasii Peter Rubtzoff; Edward W. Colson 1976-7-6 8722 Placer Lake Van Norden 2063 Comment
  SEINET4338949  Polygonum douglasii B. Crampton 1955-7-13 3015 Placer Bear Valley, along State Hwy 20, 1.5 mile north of Emigrant Gap 1372 Comment
  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
  RSA104567  Polygonum kelloggii Marcus E. Jones 1882-7-11 s.n. Placer Emigrant Gap Comment
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Sep 7 2010
  JEPS126266  Polygonum minimum Steve Matson 2003-9-6 953 Placer nSNH; Truckee River Watershed, 5 air miles west of Tahoe City; Alpine Meadows ski area. Comment
  UCR189637  Polygonum phytolaccifolium George K. Helmkamp, E. A. Helmkamp 2007-7-27 12634 Placer Northern Sierra Nevada Mountains, Southeast end of Cisco Grove; along local road just before it passes under Interstate-80 1744 Comment
  UCR191105  Polygonum phytolaccifolium George K. Helmkamp, E. A. Helmkamp 2007-6-12 12326 Placer Northern Sierra Nevada Mountains, Lake Spaulding Road just north of its junction with Hwy CA-20 1610 Comment
  CDA15977  Polygonum polygaloides subsp. confertiflorum G. F. Hrusa, J. Glazner 1999-7-17 15169 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  CAS-BOT-BC420034  Polygonum polygaloides subsp. kelloggii Alice Eastwood 1909-1-1 27 Placer Lake Tahoe Region. Sunnyside Comment
  UCR258207  Polygonum punctatum George K. Helmkamp, Elizabeth Helmkamp 2012-10-20 20049 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
  UC1136153  Polygonum shastense N. French 1934-6-22 470 Placer 1/2 mi w Lake Van Norden; Tahoe N.F., Truckee Quadrangle Comment
  CAS-BOT-BC444012  Polypodium calirhiza George K. Helmkamp; Mary Alice Barnes 2013-4-18 20372 Placer Northern Sierra Nevada Mtns Foothills: Iowa Hill Road, 1.8 miles west of the bridge over North Fork American River, 0.6 mi. (airline) east of I-80 at Colfax. 165 Comment
  RSA0039074  Polypodium calirhiza George K. Helmkamp, Mary Alice Barnes 2013-4-18 20367 Placer Yankee Jim Road, 2.4 miles east of its junction with Canyon Way, 2.5 mi. ENE (78 ) of Weimar 512 Comment
  RSA0047901  Polypodium calirhiza George K. Helmkamp, Mary Alice Barnes 2013-4-18 20372 Placer Iowa Hill Road, 1.8 miles west of the bridge over North Fork American River, 0.6 mi. (airline) east of I-80 at Colfax 544 Comment
  UCR173255  Polypodium calirhiza George K. Helmkamp, Elizabeth Helmkamp 2006-5-13 10450 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
  UCR235593  Polypodium hesperium George K. Helmkamp, E. A. Helmkamp 2012-5-5 18924 Placer Northern Sierra Nevada Mountains Foothills, Lake Clementine Road, 1.2 miles west of its junction with Foresthill Road, 0.3 air mi. SE (123 deg. ) of Clementine Dam on the American River 396 Comment
  CDA2335  Polypogon australis A. A. Beetle 1941-5-26 2724 Placer Near Auburn, bank of branch of Rubicon River. 0 Comment
  SACT002039  Polypogon monspeliensis Josephine Van Ess 1976-8-18 Placer Collected on Ferriera Ranch just east of LIncoln on Highway 193. Edge ofsalt spring area. Comment
  CAS-BOT-BC102699  Populus tremuloides C. B. Wolf 1931-9-10 2420 Placer near R.R. between Tahoe Tavern and head of Truckee River (gates) 1920 Comment
  OBI20169  Populus trichocarpa David J. Keil 1978-7-23 12934 Placer Cisco Grove exit from I-80, just E of Nevada Co. line 1768 Comment
  JEPS111256  Porterella carnosula Steve Matson 2005-6-19 1291 Placer Martis Valley, southeast of Truckee, National Recreation Area, SW of Highway 267 and just north of Martis Creek. Just west of Parking Area. 1778 Comment
  POM296430  Potamogeton gramineus Lyman Benson 1932-7-31 4013 Placer Donner Lake. Sierra Nevada mtn range, Truckee River watershed. 1890 Comment
  JEPS127453  Potentilla biennis Steve Matson 1998-5-27 322 Placer nSNH; Martis Valley, about 4 miles SE of Truckee; Martis Creek Wildlife Area; south of Highway 267 rampart, close to Martis Creek. Comment
  JEPS44441  Potentilla flabellifolia C. F. Sonne 1888-7-29 78 Placer head of Bear Creek on Truckee River Sierra Nevada Mountains, Truckee River, head of Bear Creek Comment
  UCR171338  Potentilla fruticosa George K. Helmkamp, E. A. Helmkamp 2005-10-1 9975 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
  UCR171336  Potentilla glandulosa George K. Helmkamp, E. A. Helmkamp 2005-10-1 9978 Placer Northern Sierra Nevada Mtns., NW of Lake Tahoe; Junction of Bear Creek Dr. and Big John Road (c. 2.2 miles west of Calif. Highway 89 and just south of Alpine Meadows Road) 2015 Comment
  UCR190661  Potentilla glandulosa subsp. glandulosa George K. Helmkamp, E. A. Helmkamp 2007-5-23 12072 Placer Northern Sierra Nevada Mountains, Sugar Pine road, 0.2 mile northwest of Forest Hill Road 1360 Comment
  SD103786  Potentilla glandulosa subsp. nevadensis Darley F. Howe 1978-7-15 Placer Along highway 20 off I-80, 29 miles west of Truckee 1646 Comment
  NY578970  Potentilla glandulosa subsp. reflexa B. Crampton 1972-6-20 8827 Placer Upslope from Bear Valley, State Hwy. 20. 1402.1 Comment
  JEPS111220  Potentilla gracilis var. elmeri Steve Matson 2005-6-15 1284 Placer Martis Valley, ca 3 miles southeast of Truckee, north of 267, just west of Martis Creek; 39.3030 N, 120.1209 W; Elevation 5840 ft. 1780 Comment
  UCD43261  Potentilla gracilis var. fastigiata C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-13 629 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 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
  UC420574  Potentilla gracilis var. fastigiata C. F. Sonne 1884-8-10 346 Placer Old Camp near Truckee River Comment
  UC1128227  Potentilla gracilis var. flabelliformis H. S. Yates 1934-6-29 3899 Placer near Tahoe City; Tahoe National Forest, Truckee Quad. Comment
  CHSC118021  Poterium sanguisorba G. K Helmkamp; E. A Helmkamp 2007-9-14 12959 Placer Foothills, northern Sierra Nevada Mountains: along Mosquito Ridge Road 0.4 mile east of Foresthill. 942 Comment
  UCD113978  Poterium sanguisorba G. K. Helmkamp; E. A. Helmkamp 2006-8-11 11217 Placer Northern Sierra Nevada Mtns: along Forest Hill Road, 8.7 miles northeast of Forest Hill. 1311 Comment
  UCD35458  Poterium sanguisorba Beecher Crampton 1957-5-7 3994 Placer Placer County; 2 miles northeast of Lincoln along Thermalands Road. Comment
  POM131210  Primula suffrutescens C. F. Sonne 1895-08 s.n. Placer E slope Mt. Anderson S of summit. 2439 Comment
  SEINET4691680  Prunella vulgaris var. lanceolata George K. Helmkamp, E. A. Helmkamp 2010-1 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
  SJSU11337  Prunella vulgaris var. lanceolata R. L. Fisher 1959-6-26 Placer Yuba Gap on Hwy 40 1676 Comment
  UC1128301  Prunus emarginata N. French 1934-5-31 388 Placer 1/2 mi e of Texas Hill (Tahoe National Forest); Tahoe National Forest 1584 Comment
  UCD113213  Prunus emarginata G. K. Helmkamp; E. A. Helmkamp 2007-5-23 12063 Placer Northern Sierra Nevada Mountains; Humbug Canyon Road, 0.2 mile northwest of Forest Hill Road, generally southwest of Westville. 1576 Comment
  UCD22279  Prunus emarginata Rex Palmer 1979-5-26 N 8 Placer Headwaters basin area of the North Fork of the American River 2011 Comment
  UCR232634  Pseudognaphalium canescens subsp. thermale George K. Helmkamp, E. A. Helmkamp 2010-7-28 16639 Placer Northern Sierra Nevada Mountains, Forest Route 10 (Sugar Pine Rd.), 0.8 mile north of its junction with Forest Hill Road, 8.2 miles NE (34 deg. ) of Foresthill 1311 Comment
  UC1125784  Pseudostellaria sierrae B. Bolt 1934-7-19 146 Placer 1 mile N of Tadpole Springs 1981 Comment
  SD243038  Pseudotsuga menziesii var. menziesii George K. Helmkamp, E. A. Helmkamp 2011-9-30 18346 Placer Northern Sierra Nevada Mountains Foothills: Diggins Hill Road at the south side of the Bear River Reservoir, 1.1 miles north of Dutch Flat. 851 Comment
  UC463304  Pseudotsuga menziesii var. menziesii Ira L. Wiggins 1930-10-12 5083 Placer near Cisco 1981 Comment
  CAS-BOT-BC361710  Psilocarphus brevissimus var. brevissimus Sterling Bunnell 1978-5-14 s.n. Placer Roseville, 1/2 mi. N of Western Electric Plant on Industrial Blvd. Comment
  CAS-BOT-BC361895  Psilocarphus tenellus L. R. Abrams 1917-9-16 6769 Placer Emigrant Gap to Cisco Comment
  UC21689  Pterospora andromedea A. M. Carpenter 1892-8 Placer Comment
  SEINET7236803  Pterospora andromedea K. Thorne, J. Chandler 1987-6-26 5414 Placer CA Hwy 27, 3.2 miles S of Brockway Summit. Comment
  UCD91532  Puccinellia distans Beecher Crampton 1967-7-26 8155 Placer Near Nevada County line in Kingvale on Interstate 80. 1950 Comment
  UCR146667  Puccinellia distans Beecher Crampton 1967-7-26 8155 Placer Sierra Nevada Mountains, near Nevada County line in Kingvale on Interstate-80 1951 Comment
  JEPS18609  Purshia tridentata var. tridentata W. L. Jepson 1931-6-16 15928 Placer Tahoe Vista; Lake Tahoe 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
  UCD47001  Quercus X morehus Enid A. Larson; D. Giuliani 1970-11-23 s.n. Placer (Q. wislizenii A. DC. X Q. kelloggii Newb.). Lower Grays Meadow, Independence Creek, southwest of Independence, Inyo County, California. Comment
  SACT002612  Quercus chrysolepis Michael Baad 1976-8-4 Placer Northeast of Mildred Ridge 1975.0 Comment
  SACT002618  Quercus chrysolepis Michael Baad 1976-6-4 Placer 3.7 miles east of Forest Hill on road to French Meadows. Serpentine outcrop north side of road. Comment
  SACT002629  Quercus chrysolepis Herbert Copeland 1935-3-17 Placer 970.0 Comment
  UCD45600  Quercus chrysolepis Beth Lowe Corbin 1982-8-11 318 Placer 1 2/3 miles SW of Onion Creek campground. Elevation 6250 ft. 1905 Comment
  SACT002127  Quercus douglasii Josephine Van Ess 1976-9-8 Placer Near Juergenson Ranch 335.4 Comment
  CAS-BOT-BC105307  Quercus kelloggii Catherine A. Toschi 1963-3-23 63 .80 Placer 3 miles E of Auburn on the American River 396 Comment
  POM106364  Quercus kelloggii Marcus E. Jones 1882-6-30 2871 Placer Emigrant Gap. Comment
  SACT002138  Quercus kelloggii Michael Baad 1977-6-2 Placer Descending to North Fork American River from south, 2 km Northeast of Westville and 2 km North of Forest Hill Divide Road 853.0 Comment
  UC5620  Quercus kelloggii A. Eastwood 1894-9-9 Placer Newcastle Comment
  SACT002661  Quercus lobata Josephine Van Ess 1977-11-4 Placer Collected downstream from bridge on HIghway 49. Large tree near river. 365.8 Comment
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Nov 20 2014
  UC119121  Quercus lobata A. Eastwood 1894-9-9 Placer Newcastle Comment
  SACT002706  Quercus vacciniifolia Michael Baad 1976-7-17 Placer Trail to five lakes, 1 mile west of Alpine Meadows Ski Area. Open brushy slopes of granite. 2072.0 Comment
  SFV898  Quercus vacciniifolia E. R. Blakley 1960-8-29 3791 Placer Sierra Nevada Lake Tahoe, Carnelian Bay. 1951 Comment
  UC405379  Quercus vacciniifolia J. Grinnell 1913-9-26 Placer Cisco Comment
  UCD21490  Quercus vacciniifolia Beth Lowe Corbin 1982-8-4 206 Placer Located on hill west of Onion Creek Campground. 1853 Comment
  UCD47482  Quercus vacciniifolia G. T. Nordstrom 1934-6-18 104 Placer 1/4 mile southeast top of Texas Hill. 1615 Comment
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Aug 12 2008
  SEINET10437466  Quercus vacciniifolia L. R. Miller 1933-8-27 1402 Placer Near Long's Lake. Comment
  SEINET10437506  Quercus vacciniifolia T. C. Frantz 1951-5-22 s.n. Placer N end of Lake Tahoe, next to NV state line. Comment
  HSC27258  Quercus wislizeni J. P. Smith 1972-3-22 5090 Placer Bridge over N Fork of American River. Comment
  UCR280609  Quercus wislizeni Tom Scott, Gary Nakamura 2009-1 2009- 017 Placer Sierra Nevada Mtns. Foothills, Auburn, Hwy 49 at Auburn Bridge on American River, slopes on north side of canyon above highway 198 Comment
  UCSC009278  Quercus wislizeni var. wislizeni Al Keuter 2015-3-31 10- 05 -1 Placer North Fork American River/SR193 202 Comment
  POM269582  Ranunculus alismifolius var. hartwegii Lyman Benson 1942-7-2 11243 Placer Highway junction 1 mile west of Truckee. Truckee River drainage area. 1829 Comment
  CAS-BOT-BC379399  Ranunculus alismifolius var. hartwegii Dr. E. C. Van Dyke 1915-7-4 s.n. Placer Lake Tahoe Region, above Grass Lake Comment
  CAS-BOT-BC379437  Ranunculus alismifolius var. hartwegii Betty J. Jorgensen 1944-5-26 443 Placer on bank above highway near A.S.U.O. lodge, near Norden Comment
  SEINET5338278  Ranunculus alismifolius var. hartwegii P. A. Lehenbauer 1923-6-2 567 Placer Truckee-Tahoe road. Comment
  SEINET5338466  Ranunculus canus A. Urrutia 1960-3-19 s.n. Placer North Fork American River, 3-mi. South of Auburn, Highway 49 457 Comment
  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
  UCR197991  Ranunculus muricatus Beecher Crampton 1953-4-21 1117 Placer Sacramento Valley, Sunnybrook Farms, 2 mi north of Lincoln 41 Comment
  UC9356  Ranunculus occidentalis C. J. Fox Jr. July 1895 Placer Deer Park Inn Comment
  UCD164622  Ranunculus occidentalis Brandi Sorensen 1995-6-1 3 Placer .73 kilometers northwest of Colfax. 671 Comment
  UCR257018  Ranunculus occidentalis George K. Helmkamp, Amy Barnes 2014-4-23 22788 Placer Sierra Nevada Mountains Foothills, Old Forest Hill Road, 0.4 mile northeast of its junction with CA-49 at North Fork American River 290 Comment
  SEINET5338810  Ranunculus occidentalis F. Martin 1962-3-16 56 Placer 2 miles east of Auburn above the north fork of the Yuba River. At road edge. 274 Comment
  POM259995  Ranunculus occidentalis var. eisenii C. L. Hitchcock 1940-5-7 6312 Placer 1 mile west of Baxter. Comment
  UC827922  Ranunculus orthorhynchus var. orthorhynchus Alice Eastwood Jun 15 1912-Jun 19 1912 446 Placer Tahoe City Lake Tahoe Region Comment
  UC827932  Ranunculus orthorhynchus var. orthorhynchus A. A. Heller 1917-6-19 12739 Placer Emigrant Gap 1615 Comment
  UCD44722  Ranunculus orthorhynchus var. orthorhynchus C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 2088 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  UCD43352  Ranunculus uncinatus C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-12 720 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  UCR194704  Raphanus raphanistrum George K. Helmkamp, E. A. Helmkamp 2007-10-28 13103 Placer Sacramento Valley, along Nicolaus Road 5.8 miles west of Lincoln 27 Comment
  CHSC81475  Raphanus sativus D. Tellefson 2000-4-23 Placer Shockley Woods, Shockley Rd, Auburn. 400 Comment
  CAS-BOT-BC59535  Rhamnus alnifolia Alice Eastwood 1912-6-15 434 Placer Deer Park Comment
  RSA21569  Rhamnus alnifolia Carl B. Wolf 1937-9-4 9287 Placer Sierra Nevada, NW of Lake Tahoe, 1 mile below Deer Park. 1982 Comment
  UC629707  Rhamnus alnifolia H. L. Mason 1939-8-3 12200 Placer 7 mi nw Tahoe City; Squaw Valley 1889 Comment
  UC570990  Rhamnus ilicifolia Herbert L. Mason 1926-5-28 3265 Placer near Auburn Comment
  UC592689  Rhamnus rubra unknown 1928-8-22 3433 Placer 1 mi w Emigrant Gap 1636 Comment
  UC592878  Rhamnus rubra Carl B. Wolf 1930-10-11 Placer 4 mi w Emigrant Gap (w slope of Sierra Nevada); Sierra Nevada 1524 Comment
  SEINET13946366 Image available Rhamnus rubra A. A. Heller 1917-1 12736 Placer Dry gravelly ridge, Emigrant Gap, elevation 5300 ft 1615 Comment
  UCD43341  Ribes C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-12 709 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 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
  UC480721  Ribes cereum W. C. Blasdale 1923-7-13 Placer top Ellis Peak; Lake Tahoe Region, Ellis Peak Comment
  CHSC74094  Ribes inerme var. inerme Susi Urie 1998-8-13 98 -026 Placer Lake Tahoe Basin Management Unit- National Forest. Meadow along the south side of Ward Creek, about 1.5 mi west of Lake Tahoe and Sunnyside. 2097 Comment
  UC170080  Ribes inerme var. inerme Miss Helen D. Geis 1912-6 50 Placer Deer Park Comment
  UCD43000  Ribes inerme var. inerme C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-18 369 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  CAS-BOT-BC173311  Ribes lasianthum Alice Eastwood 1912-6-15 399 Placer Deer Park, Lake Tahoe Region Comment
  UC79759  Ribes montigenum C. F. Sonne 1897-7-18 Placer Tinkers Knob Sierra Nevada Mountains Comment
  SCFS5086  Ribes nevadense F. Felix, Erica Krimmel 2013-5-19 26 Placer North Fork American River, 0.5 mile downstream on Cedar meadow trail, next to trail Comment
  OBI39808  Ribes roezlii Joy H. Nishida 1985-7-10 777 Placer Homewood 1829 Comment
  UC147585  Ribes roezlii Harriet A. Walker 1908-6-23 1222 Placer Blue Canyon 1432 Comment
  UC566278  Ribes roezlii N. French 1934-6-22 473 Placer 1/2 mi w Lake Van Norden; Truckee Quadrangle 2133 Comment
  UC974960  Ribes roezlii Alice Eastwood 1922-4-6 11119 Placer 3 mi above Colfax (near the road) Comment
  UCD54623  Ribes roezlii Ellen Dean; John Downs, Brian Ludwig 2006-3-30 2831 Placer Along Secret Town Rd., near railroad overpass trestle, NW of Interstate-80. 914 Comment
  RSA0018263  Ribes roezlii Wm. Martin 1971-9-10 20271 Placer Blue Canyon Creek, 2 miles south of Ranger Station, Tahoe Natl. Forest. Comment
  RSA0018267  Ribes roezlii N. H. French 1934-6-22 473 Placer 1/2 mile W of Lake Van Norden. 2134 Comment
  SEINET5777036  Ribes roezlii R. Niell 1999-7-27 1 Placer Near Truckee River, N of Tahoe City on Rt. 89, near turnoff to Alpine Meadows Ski Area 1881 Comment
  JEPS127480  Ribes roezlii var. roezlii Steve Matson 1999-6-12 414 Placer nSNH: Tahoe north shore; Snow Creek watershed, Tahoe Vista/Kings Beach; 1 kilometer west of Pine Drop Ave. terminus, along bike path. Comment
  UCR200876  Ribes roezlii var. roezlii George K. Helmkamp, E. A. Helmkamp 2008-9-15 14109 Placer Northern Sierra Navada Mountains, along Foresthill Road 26 miles northeast of the city of Forest Hill 1954 Comment
  JEPS59417  Ribes velutinum Ezra Brainerd and Viola B. Baird 1915-7-15 136 Placer Five Lakes Sierra Nevada Mts. 2298 Comment
  CAS-BOT-BC168771  Ribes viscosissimum Margaret Williams 1974-8-8 74 -P1-14 Placer Murphy's Meadow, 5 miles southeast of Hirschdale - Sierra Nevada 2316 Comment
  CAS-BOT-BC168777  Ribes viscosissimum Alice Eastwood 1912-6-15 457 Placer Deer Park - Lake Tahoe Region Comment
  JEPS59416  Ribes viscosissimum Ezra Brainerd and Viola B. Baird 1915-7-15 135 Placer Five Lakes Sierra Nevada Mts. 2298 Comment
  UCD22346  Ribes viscosissimum Rex Palmer 1979-6-21 N 413 Placer Headwaters basin area of the North Fork of the American River Comment
  UC35869  Rigiopappus leptocladus H. N. Bolander 1865-1 4569 Placer Newcastle Comment
  UCR232688  Robinia pseudoacacia George K. Helmkamp, E. A. Helmkamp 2011-9-30 18343 Placer Northern Sierra Nevada Mountains Foothills, Diggins Hill Road at the south side of the Bear River Reservoir, 1.1 miles north of Dutch Flat 852 Comment
  CAS-BOT-BC74622  Rorippa curvisiliqua Alice Eastwood 1912-6-15 452 Placer Lake Tahoe Regin. Deer Park. Comment
  UC147568  Rorippa curvisiliqua Harriet A. Walker 1908-6-23 1208 Placer Blue Canyon 1432 Comment
  CAS-BOT-BC74867  Rorippa subumbellata Geo. B. Grant 1906-7-20 s.n. Placer Sierra Nevada Mountains. Lake Tahoe. 2438 Comment
  JEPS59382  Rorippa subumbellata Ezra Brainerd and Viola B. Baird 1915-7-23 130 Placer Sierra Nevada, Lake Tahoe, Greene's Point 1901 Comment
  SEINET4560834  Rosa californica George K. Helmkamp, E. A. Helmkamp 2010-1 17026 Placer Northern Sierra Nevada Mountains Foothills: along Forest Route 24 at Parker Flat and beside Forbes Creek, 1.9 miles east (airline) of the Sugar Pine Reservoir dam. 1180 Comment
  UC1128555  Rosa eglanteria N. French 1933-6-1 63 Placer Clipper Gap Sacramento Quadrangle Comment
  UCR258768  Rosa eglanteria George K. Helmkamp, Elizabeth Helmkamp 2012-10-16 20035 Placer Sierra Nevada Mountains Foothills, CA-49 at junction with Christian Life Way, c. 2 miles south of Grass Valley 755 Comment
  UCR231851  Rubus laciniatus George K. Helmkamp, E. A. Helmkamp 2010-8-11 16752 Placer Northern Sierra Nevada Mountains, Finning Mill Road, 1.2 miles north of Forest Hill Road, at the crossing of Mill Creek 1085 Comment
  POM91484  Rubus parviflorus Marcus E. Jones 1882-6-28 s.n. Placer Emigrant Gap. Comment
  CAS-BOT-BC363203  Rudbeckia occidentalis Brandegee No date on label s.n. Placer Blue Canon [Canyon] Comment
  CAS-BOT-BC363205  Rudbeckia occidentalis Vincent Jones 1919-7-7 s.n. Placer Ridge above Bear Valley Comment
  UCD14635  Rumex acetosella Deanna Lynn Pfleger 1989-5-20 16 Placer Placer Co.; 30 miles from Auburn along Mosquito Ridge Road; 498 Comment
  SD255839  Rumex crispus George K. Helmkamp, Amy Barnes 2014-3-21 22639 Placer Sacramento Valley: Sheridan, Riosa Road at the west side of its junction with Old CA-65 (Sheridan 7.5'Q) 32 Comment
  CAS-BOT-BC433639  Rumex mexicanus A. A. Heller 1917-6-19 12734 Placer Emigrant Gap 1615 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
  UC850576  Rumex salicifolius var. salicifolius A. A. Heller 1917-6-19 12773 Placer Emigrant Gap 1615 Comment
  CHSC74215  Sagina saginoides Susi Urie; Eric Schroder 1998-9-8 98 -296 Placer Lake Tahoe Basin--National Forest. Meadow complex on north side of Ward Creek about 3.1 mi west of Lake Tahoe and Sunnyside. 2017 Comment
  UCD138052  Sagittaria latifolia Malcolm A. Nobs 1948-9-25 695 Placer south side of town. Highway 40, Roseville. Comment
  SEINET5335636  Sagittaria latifolia R. D. Olsen 1949-5-14 15 Placer stream crossing, U.S. highway 40, Roseville city limit 61 Comment
  UC935787  Sagittaria latifolia Malcolm A. Nobs 1948-9-25 690 -B Placer n side Auburn (growing in a smalls stream); n side of Auburn Comment
  CAS-BOT-BC132674  Salix John H. Thomas; Hazelle A. Thomas 1956-7-21 6127 Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento 2377 Comment
  CAS-BOT-BC103549  Salix eastwoodiae W. R. Dudley 1900-6-1 5084 Placer Donner Pass Road by Donner Lake Comment
  CAS-BOT-BC103601  Salix eastwoodiae Dr. E. C. Van Dyke 1915-7-1 s.n. Placer Lake Tahoe region Comment
  CAS-BOT-BC103607  Salix eastwoodiae W. R. Dudley 1900-6-14 5106 Placer In valley north west of Lake Mary 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
  UCD22317  Salix eastwoodiae Rex Palmer 1979-7-11 N 585 Placer Headwaters basin area of the North Fork of the American River. Comment
  UC846678  Salix exigua Marcus E. Jones, A. M. 1882-6-28 3486 Placer Emigrant Gap Comment
  UCD110935  Salix exigua M. H. Mills 1996-4-21 163 Placer 5830 Walden Lane, Loomis. 180 Comment
  CHSC9599  Salix geyeriana E. L. Smith 1971-6-17 973 Placer In Martis Valley at the s end, ca. 11 km se of Truckee. 1800 Comment
  UCD44512  Salix geyeriana C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1878 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  UCD44537  Salix geyeriana C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1903 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  RSA129736  Salix geyeriana var. argentea H. S. Yates 1934-6-29 3917 Placer Near Tahoe City. 1921 Comment
  CAS-BOT-BC106877  Salix jepsonii W. R. Dudley 1900-6-14 5072 a Placer Woods between Donner Lake and Summit Comment
  CAS-BOT-BC106948  Salix laevigata Gordon H. True 1971-5-26 6536 Placer northern limits of Lincoln 48 Comment
  CAS-BOT-BC106952  Salix laevigata Gordon H. True 1971-5-26 6537 Placer northern limits of Lincoln 48 Comment
  CAS-BOT-BC106953  Salix laevigata Gordon H. True 1971-4-21 6528 A Placer Auburn Ravine just west of Lincoln 49 Comment
  CAS-BOT-BC106968  Salix lasiolepis Gordon H. True 1971-4-21 6533 Placer Auburn Ravine just west of Lincoln 49 Comment
  CAS-BOT-BC124751  Salix lemmonii A. A. Heller 1917-6-19 12735 Placer Emigrant Gap 1615 Comment
  CAS-BOT-BC124757  Salix lemmonii W. R. Dudley 1900-6-14 5096 Placer East of hotel at Summit Comment
  UCD43267  Salix lemmonii C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-12 635 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  UCD43316  Salix lemmonii C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-12 684 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  CAS-BOT-BC128234  Salix lucida W. R. Dudley 1900-6-14 5049 Placer Near dam at Donnre Lake Comment
  RSA31128  Salix lucida subsp. lasiandra A. A. Heller 1917-6-19 12747 Placer 5 miles W of Colfax. 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-BC129124  Salix scouleriana W. R. Dudley 1900-6-14 5064 Placer By brook between Donner Lake and Summit Comment
  SD43607  Salix scouleriana Darley F. Howe 1948-5-22 Placer Placer County 1219 Comment
  UC847121  Salix scouleriana A. A. Heller 1917-6-17 12694 Placer along Yuba R. below Cisco; Yuba R 1676 Comment
  RSA477526  Sambucus caerulea Wm. Martin 1971-9-10 20240 Placer 1 mile east of Weimar on Hwy 80 610 Comment
  UCD137668  Sambucus nigra subsp. caerulea M. H. Mills 1996-4-26 169 Placer 5830 Walden Lane, Loomis. 180 Comment
  CDA16054  Sambucus racemosa var. microbotrys G. F. Hrusa, J. Glazner 2000-9-3 15659 A Placer Sierra Nevada; Sugar Bowl Ridge, immediately to W of proposed Crow's Nest ski run. 2164 Comment
  CAS-BOT-BC235194  Sambucus racemosa var. racemosa E. A. McGregor 1909-8-13 110 Placer Lake Tahoe Region. Susie Lake 2331 Comment
  SD254703  Sanguisorba minor subsp. muricata George K. Helmkamp, Elizabeth Helmkamp 2013-10-14 22416 Placer Sierra Nevada Mountains Foothills: Yankee Jim Road, 3.6 mile northwest of its junction with Foresthill Road. 651 Comment
  CAS-BOT-BC223278  Sanicula bipinnatifida Kate E. Phelps 1937-5-28 s.n. Placer Applegate Comment
  POM83023  Sanicula bipinnatifida Marcus E. Jones 1882-7-3 s.n. Placer Colfax Comment
  SD44660  Sanicula bipinnatifida Darley F. Howe 1951-5-1 2103 Placer 455 Comment
  UC303481  Sanicula bipinnatifida Mary E. Pulsifer Mar. 1895 4 Placer Auburn Comment
  UCR177015  Sanicula crassicaulis George K. Helmkamp, Elizabeth Helmkamp 2006-5-13 10455 Placer Northern Sierra Nevada Foothills, c. 4 air mi. NE of Auburn, along an unnamed road to Lake Clementine, 1.2 mi. N of Forest Hill Road 422 Comment
  JEPS82066  Sanicula graveolens Gladys L. Smith 1982-6-24 7430 Placer Goose Meadow 1828 Comment
  UCSB32300  Sanicula graveolens Bingham, R. F. (Mrs.) 1882-1 Placer Auburn Comment
  SEINET3815674 Image available Sanicula tuberosa L. S. Rose 1941-7-18 41323 Placer Lake Tahoe, Chamber Lodge (McKinney) 1900 Comment
  SEINET5779691 Image available Sanicula tuberosa L. S. Rose 1941-7-18 41323 Placer Chambers Lodge (McKinney), Lake Tahoe Comment
  UC171012  Sanicula tuberosa C. J. Fox Jr. July, 1895 Placer Deer Park Inn Comment
  UC662617  Sanicula tuberosa L. S. Rose 1941-7-18 41323 Placer Lake Tahoe, Chambers Lodge (McKinney) Lake Tahoe; , Chambers Lodge 1900 Comment
  SEINET11160310  Sanicula tuberosa L. L. Killinger 1962-3-17 s.n. Placer North Fork American River, 3 miles E of Auburn. 396 Comment
  SEINET13945244 Image available Sanicula tuberosa L. S. Rose 1941-1 41323 Placer Edge of meadow, Chambers Lodge, Lake Tahoe. Ca 1900 m 1900 Comment
  POM308716  Saxifraga aprica Betty J. Jorgensen 1944-6-24 492 Placer Cascade Lakes about 6 miles SW of Soda Springs. 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
  UCSC003621  Saxifraga californica Barbara Ertter, David Thompson 1989-4-9 8182 Placer Bridge over Shirttail Canyon west of Yankee Jim's, ca 4 air miles W of Foresthill. Shrittail Canyon, west of Yankee Jim's 305 Comment
  UC585214  Saxifraga nidifica var. nidifica E. B. Babcock, G. L. Stebbins Jr. 1936-6-2 1585 Placer about 3 mi e Emigrant Gap (between main road and Nevada City Road) 1767 Comment
  JEPS47489  Saxifraga odontoloma C. F. Sonne 1886-8-6 91 Placer canyon above Coldstream; Sierra Nevada Mountains Comment
  JEPS59418  Saxifraga oregana Ezra Brainerd and Viola B. Baird 1915-7-4 Placer Deer Park; Sierra Nevada Mountains, Deer Park 1889 Comment
  POM260122  Scandix pecten-veneris C. L. Hitchcock 1940-5-7 6353 Placer ca. 1 mile west of Baxter Comment
  UCD128066  Scandix pecten-veneris Lynn Gould 1962-4-14 39 Placer 0.5 mile northwest of Rocklin. 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
  CAS-BOT-BC35625  Scirpus congdonii Saichi Kawahara 1969-5-25 1006 Placer Mel Henderson Ranch, Indian Creek 975 Comment
  UCD44575  Scirpus congdonii C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1941 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  UCD75772  Scirpus microcarpus Ellen Dean; M. Bibbo, J. Poloske, M. Starbuck 2008-7-20 5245 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-BC110997  Scirpus microcarpus Lewis Samuel Rose 1944-7-25 44238 Placer Chambers Lodge, Lake Tahow meadow 1920 Comment
  CDA36907  Scleranthus annuus CDFA Staff 1998-4-22 s.n. Placer Dry Creek. 0 Comment
  CDA3394  Scleranthus annuus G. D. Barbe 1985-7-15 4239 Placer Meadow Vista Community Park, 10 miles east of Auburn. 0 Comment
  UC1563664  Scleranthus annuus subsp. annuus Barbara Ertter with David Thompson 1989-4-8 8162 Placer Iowa Creek Road ca 2 mi from I-80 (near entrance to Auburn State Recreation Area, at creek crossing); near entrance Auburn State Recreation Area 518 Comment
  UCD32554  Scribneria bolanderi Beecher Crampton 1954-5-14 1901 Placer Placer County, 2 miles northwest of Roseville, Diamond K Ranch. Comment
  JEPS62899  Scutellaria californica Leland S. Smith 1925-7-14 1670 Placer Middle Fork American River, French Meadows Middle Fork American River; Tahoe National Forest, , French Me 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
  CAS-BOT-BC64210  Sedum obtusatum subsp. obtusatum J. F. Emmel 1968-7-25 97 Placer E above Donner Pass Comment
  SEINET3161900  Sedum spathulifolium M. E. Jones 1882-6-30 3345 Placer Emigrant Gap 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
  UCD102066  Sedum spathulifolium J. F. Addicott 1965-5-4 80 Placer 1 mile from Colfax on road to Owl Hill. 609 Comment
  RSA0074742  Sedum spathulifolium Marcus E. Jones 1882-6-30 3345 Placer Emigrant Gap. Comment
  UCD102080  Sedum spathulifolium Noel F. Sommer 1954-5-19 102 Placer 2.9 miles southeast of U.S. Highway 40 on road originating 2.5 miles north of Weimar and going east to Foresthill. 762 Comment
  UC905264 Image available Selaginella hansenii H. Bolander 1865-10-4 4511 Placer Auburn Comment
  UCD135983  Selaginella hansenii A. S. Crafts 1940-12-10 s.n. Placer Near Auburn. Comment
  CAS-BOT-BC69046  Selaginella watsonii G. Ledyard Stebbins 1969-11-30 6980 Placer Sierra Nevada - American River Canyon 0.5 mile n. of bridge on Colfax - Iowa Hill Road 381 Comment
  CAS-BOT-BC364029  Senecio integerrimus var. major John H. Thomas; Hazelle A. Thomas 1956-7-21 6107 Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento 2377 Comment
  CAS-BOT-BC364031  Senecio integerrimus var. major A. A. Heller 1917-6-17 12691 Placer Near the Yuba River below Cisco 1676 Comment
  UC147608  Senecio integerrimus var. major Harriet A. Walker 1908-6-26 1303 Placer Cisco 1810 Comment
  CAS-BOT-BC364156  Senecio serra Elizabeth Parsons Hawver No date on label s.n. Placer Tahoe City, Lake Tahoe Region Comment
  CAS-BOT-BC364389  Senecio triangularis A. A. Heller 1919-7-26 13313 Placer Summit meadows west of Donner Pass 2072 Comment
  UC147620  Senecio triangularis Harriet A. Walker 1908-6-24 1287 Placer Blue Canyon 1432 Comment
  UCD44005  Senecio triangularis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-11 1371 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  RSA569048  Senecio triangularis B. C. Templeton 1931-7-5 s.n. Placer near Meek's Bay. 2280 Comment
  UC88051  Sericocarpus oregonensis subsp. oregonensis Katharine Brandegee 1889-1-1 Placer Blue Canon Comment
  CDA2406  Setaria faberi K. Stark 1974-11-6 Placer Taylor Road, Loomis. 0 Comment
  SACT002080  Setaria faberi D. Meyer 1984-8-17 Placer Across road from Old Oak Ranch. 103.0 Comment
  UCD32975  Setaria pumila Beecher Crampton 1965-9-13 7494 Placer Placer County, Gold Run, Interstate Hwy. 80. 975 Comment
  CDA37052  Sherardia arvensis CDFA Staff s.n. Placer Pino Ranch, near Newcastle. 0 Comment
  CAS-BOT-BC213131  Sidalcea Catherine Best 1981-8-2 s.n. Placer Above French Meadow Reservoir, Sierra Nevada Comment
  CHSC79772  Sidalcea glaucescens G. F. Hrusa; J. Glazner 1999-7-18 15189 Placer Lake Tahoe Region. Betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. UTM: 10S, 43434 N, 07418 E. 1905 Comment
  JEPS67207  Sidalcea glaucescens C. F. Sonne 1888-7-29 42 Placer road near Lake Tahoe; Sierra Nevada Mountains, nr Lake Tahoe Comment
  UC1124961  Sidalcea glaucescens B. Bolt 1934-7-17 143 Placer 0.5 mi s Lost Emigrant Mine; Tahoe National Forest, Truckee Quad. 2072 Comment
  UCD21607  Sidalcea glaucescens E. Dean; M. Starbuck, C. Tresan, S. Tresan 2001-6-30 1276 Placer Vicinity of the town of Soda Springs. Meadow across from housing along Soda Springs Road, trailhead for trail that starts at Soda Springs Rd. and travels E from the Serene Lakes region up ca. 100 m to a ridge that looks down on Lake Van Norden and railroad tracks. 2200 Comment
  UCD22089  Sidalcea glaucescens Rex Palmer 1979-7-25 N 801 Placer Headwaters basin area of the North Fork of the American River Comment
  SEINET8944245  Sidalcea glaucescens P. A. Lehenbauer 1932-6-26 s.n. Placer Lake Tahoe, near Tavern. Comment
  SEINET8944836  Sidalcea glaucescens L. R. Miller 1934-7-18 s.n. Placer Cisco. Comment
  RSA750431  Sidalcea malviflora subsp. asprella George K. Helmkamp, E. A. Helmkamp 2008-8-20 14017 Placer Rainbow exit south from US-80 and east of Big Bend, adjacent to the South Yuba River 1811 Comment
  UCR120242  Sidalcea malviflora subsp. asprella George K. Helmkamp, E. A. Helmkamp, A. Kerchner 1999-6-29 5032 Placer Northern Sierra Nevada Range, N of Hwy I-80 at west exit to Donner Lake; opening to Negro Canyon 2134 Comment
  UCR242335  Sidalcea malviflora subsp. asprella George K. Helmkamp, E. A. Helmkamp 2010-7-28 16652 Placer Northern Sierra Nevada Mountains, Forest Hill Road, 22 miles northeast of the city of Foresthill 2041 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
  CHSC74099  Sidalcea oregana subsp. spicata Susi Urie 1998-8-17 98 -046 Placer About 0.5 mi north of Ward Creek, along a small tributary; about 2 mi west of Lake Tahoe and Sunnyside. 2097 Comment
  CHSC74100  Sidalcea oregana subsp. spicata Susi Urie 1998-8-11 98 -006 Placer About 0.5 mi north of Ward Creek, along a small tributary; about 2 mi west of Lake Tahoe and Sunnyside. 2097 Comment
  CHSC74232  Sidalcea oregana subsp. spicata Susi Urie 1998-8-29 98 -158 Placer Middle of Page Meadows; about 2 mi west of Lake Tahoe and Sunnyside. 2115 Comment
  CHSC74414  Sidalcea oregana subsp. spicata Susi Urie; Eric Schroder 1998-9-9 98 -306 Placer Meadow complex on south side of Ward Creek about 1.6 mi west of Lake Tahoe and Sunnyside. 1987 Comment
  POM179006  Sidalcea oregana subsp. spicata Marcus E. Jones 1930-7-10 25355 Placer Lake Tahoe. 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
  JEPS59422  Sidalcea oregana subsp. spicata Ezra Brainerd and Viola B. Baird 1915-7-22 142 Placer along R.R. (Bear Rock Camp); Sierra Nevada Mts., Bear Rock Camp 1889 Comment
  CDA11994  Silene californica G. F. Hrusa 1995-5-2 12175 Placer Sierra Nevada; 1 km. east of Mosquito Ridge Rd. crossing of North Fork of Middle Fork of the American River. Comment
  UC8506  Silene californica H. N. Bolander 1865-4-10 4515 Placer Bed of American River Comment
  CAS-BOT-BC386979  Silene douglasii H. M. Hall 1910-7-4 8742 Placer Near Cisco 1890 Comment
  UCD150315  Silene douglasii var. douglasii James A. Neilson Jr. 1970-8-5 1762 Placer Tahoe Basin, Ward Creek area. 2499 Comment
  UCD15170  Silene laciniata subsp. californica Phyllis Adams 1982-5-15 48 Placer California, Placer Co.; in the American River Canyon; 198 Comment
  CAS-BOT-BC389027  Silene laciniata subsp. californica G. Earnhart 1961-4-2 6 Placer 2 1/2 miles east of Auburn, north fork of American River 396 Comment
  CAS-BOT-BC389369  Silene lemmonii Marcus E. Jones 1882-6-27 s.n. Placer Emigrant Gap Comment
  POM100921  Silene lemmonii Marcus E. Jones 1882-6-29 s.n. Placer Emigrant Gap. Comment
  UC311414  Silene lemmonii Marcus E. Jones, A. M. 1882-6-27 Placer Emigrant Gap Comment
  UC1137899  Silene occidentalis subsp. occidentalis G. T. Nordstrom 1934-6-21 148 Placer 2 1/2 mi w by nw Mammoth Springs; Tahoe National Forest, Colfax Quad. Comment
  CAS-BOT-BC438824  Silene vulgaris George K. Helmkamp; Mary Alice Barnes 2013-5-3 20462 Placer Foothills, northern Sierra Nevada Mountains: SW edge of Foresthill, Mosquito Ridge Road, 0.2 mile south of Forest Hill Road. 974 Comment
  SEINET3814483  Sisyrinchium bellum Marcus E. Jones 1897-7-5 Placer Prattville 1372 Comment
  CDA19548  Sisyrinchium elmeri M. I. Wibawa, G. F. Hrusa , J. Glazner 2002-5-22 237 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
  SACT002105  Sitanion hystrix Michael Baad 1983-7-23 Placer Tahoe Airport. Along northeast side of Highway 267. 2100.0 Comment
  SACT002207  Sitanion hystrix Michael Baad 1983-7-23 Placer 0.15 mile west of US highway 89. 1828.0 Comment
  SACT002225  Sitanion hystrix D. Meyer 1983-6-25 Placer 1418.0 Comment
  SACT002226  Sitanion hystrix D. Meyer 1983-9-10 Placer Collected at west end of meadow near parking lot, moist streambank and meadow. 1879.0 Comment
  UC147619  Smilacina racemosa Harriet A. Walker 1908-6-23 1226 Placer Blue Canyon 1432 Comment
  SEINET3888286  Smilacina stellata D. W. McNeal 1986-5-31 3153 Placer On a slope above Hwy. #267, 0.7 mi. N. of Brockway Summit, Tahoe Nat. For.; 0 2134 Comment
  RSA569206  Smilacina stellata var. sessilifolia Bonnie C. Templeton 1931-7-4 1502 Placer Near Meeks Bay, Lake Tahoe 2280 Comment
  CDA5937  Solanum dimidiatum F. Clark Oct 1945 Placer Railroad yards, Roseville. 0 Comment
  UCD126843  Solanum dimidiatum T. C. Fuller 1968-7-22 17406 Placer between sidewalk and street, 221 Elm Street, Roseville. Comment
  UC1125021  Solanum umbelliferum N. French 1933-5-16 55 Placer 3 mi se of Weimer 609 Comment
  SEINET5624689  Solanum xanti var. montanum Margaret J. Williams 1985-7-6 85- 63 -4 Placer Pacific Crest Trail between old and new Donner Summits Comment
  UCR229456  Solidago canadensis subsp. elongata George K. Helmkamp, E. A. Helmkamp 2011-7-26 17896 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
  JEPS126355  Solidago elongata Steve Matson 2002-8-4 659 Placer nSNH; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; nearly one mile SW of Parking lot and picnic spot south side of Highway 267, along Lookout Mtn. Creek. Comment
  UC201301  Solidago elongata A. A. Heller 1917-8-15 12938 Placer lower end Summit Valley (Soda Springs station); lower end of Summit Valley, Soda Springs station 2042 Comment
  UCD43123  Solidago elongata C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-19 491 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  UCD83589  Solidago elongata Albert Grigarick 2009-8-7 158 Placer Shirley Creek Trail, between Squaw Valley Resort and Shirley Lake. 1938 Comment
  UCD21789  Solidago velutina subsp. californica Beth Lowe Corbin 1982-8-25 423 Placer 2 miles SW of Onion Creek campground. 1965 Comment
  CHSC96473  Soliva sessilis Lowell Ahart; Brian Williams 2007-4-13 13634 Placer Open pasture fields, about 1/2 mile south of the Manzanita Cemetery, about 1/2 mile west of Gladding Road, about 2 3/4 miles north of Lincoln. 43 Comment
  CDA7650  Soliva sessilis M. K. Bellue 1947-3-22 Placer Lost Lake. 0 Comment
  CAS-BOT-BC366000  Sonchus asper Gordon H. True 1968-7-10 4367 Placer Hwy. 20 between Yuba Gap and Bear Valley, 1 mile east of Lake Bowman Road 1554 Comment
  SEINET3228406 Image available Spartium junceum M. F. Wojciechowski 2002-6-25 999 Placer Roadside along I-80, collected adjacent to rest area near Dutch Flat/Gold Run exit. 945 Comment
  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
  UCD22171  Spergularia rubra Beth Lowe Corbin 1982-8-17 364 Placer 1 2/3 miles SW of The Cedars. NW facing slope, 10% incline. Partial sun. Occasional. In sandy, disturbed soil on logging skid trail in white fir forest near creek. Flowers pale purplish. 1813 Comment
  CAS-BOT-BC390676  Spergularia rubra Saichi Kawahara 1969-7-19 1552 A Placer Highway 800, 500 feet south of Nevada County Line 1889 Comment
  CAS-BOT-BC390678  Spergularia rubra A. A. Heller 1917-6-17 12723 Placer Cisco 1828 Comment
  JEPS111305  Sphenosciadium capitellatum Steve Matson 2005-7-4 1378 Placer Martis Valley, southeast of Truckee, National Recreation Area, south of Highway 267 and south of Martis Creek and west of Northstar subdivision; along fenceline; 39.2866 N, 120.1401 W: elevation 5,900 ft. 1798 Comment
  UCD128093  Sphenosciadium capitellatum Rex Palmer 1983-11-10 N 895 Placer Headwaters basin area of the North Fork of the American River. Comment
  UCD43883  Sphenosciadium capitellatum C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-9 1249 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  RSA122177  Spiraea densiflora N. H. French 1934-6-8 403 Placer Cisco Butte 1921 Comment
  UCD114068  Spiraea splendens G. F. Hrusa; J. Glazner 2000-9-3 15678 A Placer Sugar Bowl Ridge, immediately to w of proposed Crow's Nest ski run. 2164 Comment
  SBBG6551  Stachys rigida E. R. Blakley 1960-9-3 3810 Placer Kings Beach, Lake Tahoe 1903 Comment
  JEPS127491  Stellaria longipes subsp. longipes Steve Matson 1998-6-21 273 Placer nSNH: Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; north of Highway 267, along east Martis Creek east of boundary fence. Comment
  UCR171207  Stellaria media George K. Helmkamp, E. A. Helmkamp 2006-2-24 10074 Placer Northern Sacramento Valley, Junction of Wise Road and Garden Bar Road east of Ewing 95 Comment
  CAS-BOT-BC375011  Stenotus acaulis John Thomas Howell 1943-7-26 18838 Placer Mt. Lincoln 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
  CDA16512  Stephanomeria lactucina G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8541 b Placer Lake Tahoe; at W end of Ward Valley. 4 mi SW of Tahoe City. Comment
  SD243104  Stephanomeria lactucina George K. Helmkamp, E. A. Helmkamp 2011-8-26 18176 Placer Northern Sierra Nevada Mountains: Robinson Flat, 0.1 mile sout of the campground at Forest Hill Road (Duncan Peak 7.5'Q) 2061 Comment
  CAS-BOT-BC375610  Stephanomeria lactucina C. F. Sonne 1885-8-2 193 Placer Sierra Nevada Mts. Along Truckee River Comment
  POM292647  Stephanomeria lactucina Lyman Benson 1932-7-31 4027 Placer Twin Peaks Road, Sierra Nevada, Lake Tahoe watershed. 1951 Comment
  SACT002313  Stipa californica Michael Baad 1983-7-11 Placer 0.1 mile south of intersection. 3.5 air miles southeast of Emigrant Gap. Comment
  SACT002317  Stipa californica Michael Baad 1977-6-21 Placer 1097.0 Comment
  SACT002380  Stipa lepida D. Meyer 1983-7-3 Placer 5.4 miles north of Foresthill Road. 1234.44 Comment
  UCR235377  Stipa lettermanii George K. Helmkamp, E. A. Helmkamp 2012-5-11 18959 Placer Northern Sierra Nevada Mountains Foothills, Finning Mill Road, 4.0 miles north of Forest Hill Road and at the junction with Hollow Logging Road 1140 Comment
  CAS-BOT-BC87764  Streptanthus tortuosus Lewis S. Rose 1941-7-23 41355 Placer Chambers Lodge, (McKinney), Lake Tahoe. 1920 Comment
  CAS-BOT-BC87770  Streptanthus tortuosus J. F. Emmel 1969-7-18 189 Placer Ridge between Mount Judah and Sugar Bowl near Donner Pass. 2225 Comment
  CDA11987  Streptanthus tortuosus G. F. Hrusa 1995-5-2 12168 Placer Sierra Nevada; Approx. 4 km. beyond Mosquito Ridge Rd. crossing of North Fork of Middle Fork of the American River. Comment
  UCD116118  Streptanthus tortuosus Eric Brenner; John Hunter 1996-5-26 18 Placer along road to Big Trees, Mosquito Ridge Road, Tahoe National Forest. 1750 Comment
  UCD22383  Streptanthus tortuosus Rex Palmer 1979-6-19 N 249 Placer Headwaters basin area of the North Fork of the American River Comment
  UC1126980  Streptanthus tortuosus var. orbiculatus N. French 1934-6-22 467 Placer Serena Lake Tahoe National Forest, Truckee Quadrangle Comment
  JEPS32511  Styrax officinalis var. redivivus Alice King 1920-1 Placer Rattlesnake Bend Comment
  UCD119095  Styrax redivivus Julie Combs 1994-5-14 19 Placer 1/2 m E of Robie St. just off hiking trail. 274 Comment
  CAS-BOT-BC47709  Styrax redivivus M. E. Jump 1939-5-15 s.n. Placer Road to Foresthill Comment
  JEPS5024  Swertia albicaulis var. nitida Rimo Bacigalupi with G. L. Stebbins, Alex Hawkes, Juan Hunziker, Fritz Ehrendorfer and Zohary 1952-7-20 3870 Placer 6 mi e of Iowa Hill (near headwaters of Shirttail Creek, just s of Shirttail Camp); Tahoe National Forest 1127 Comment
  CAS-BOT-BC215299  Symphoricarpos mollis Marcus E. Jones 1882-6-27 3292 Placer Emigrant Gap Comment
  UC1119969  Symphoricarpos mollis N. French 1933-9-14 104 Placer Greek Store; Tahoe National Forest, Colfax Quad. 1676 Comment
  UCD74066  Symphoricarpos mollis Jennifer W. Burt 2005-7-17 75 Placer Powder Bowl' abandoned ski area (South of Alpine Meadow Road off Hwy 89 near Alpine Meadows) - collected from center of an abandoned ski run. 2020 Comment
  SEINET8061724  Symphoricarpos mollis P. A. Lehenbauer 1932-9-11 s.n. Placer Lake Tahoe, Carnelian Bay. Comment
  UC28648  Symphoricarpos mollis var. acutus Mrs. M. M. Hardy Placer Comment
  UC372895  Symphoricarpos mollis var. acutus Marcus E. Jones, A. M. 1882-6-27 Placer Emigrant Gap Comment
  CDA12387  Symphoricarpos rotundifolius var. rotundifolius G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8515 A Placer Lake Tahoe; Upper Ward Valley, 4 m SW Tahoe City. Comment
  JEPS72399  Symphoricarpos rotundifolius var. rotundifolius Gladys L. Smith 1972-6-20 3217 Placer Ward Peak; about terminus of summit chair 2621 Comment
  CAS-BOT-BC97556  Symphyotrichum ascendens E. R. Blakley 1960-9-3 3813 Placer [King's] Kings Beach, Lake Tahoe 1905 Comment
  UCD159474  Symphyotrichum foliaceum var. parryi D. S. Park 2010-8-21 228 Placer Off Hampshire Rocks Rd. Shaded understory. Also adundant around exit to highway I-80. 1788 Comment
  CAS-BOT-BC98524  Symphyotrichum spathulatum Mary P. Wells 1980-9-11 s.n. Placer Forest west of Pioneer Way, Tahoe City - Sierra Nevada 1981 Comment
  UC148933  Symphyotrichum spathulatum H. M. Hall 1910-7-11 8757 Placer Old Cisco Sierra Nevada Mountains 1737 Comment
  UC128139  Symphyotrichum spathulatum Miss Harriet A. Walker 1908-7-27 1464 Placer Cisco Yuba River Comment
  CHSC74202  Symphyotrichum spathulatum var. spathulatum Susi Urie; Eric Schroder 1998-9-8 98 -275 Placer Meadow complex on north side of Ward Creek about 3.1 mi west of Lake Tahoe and Sunnyside. 2017 Comment
  UCD43038  Taraxacum officinale C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-18 407 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  UC303494  Tauschia hartwegii Mary E. Pulsifer Ames March 1892 Placer Auburn Comment
  SEINET12092705  Thalictrum fendleri J. H. Nishida 1985-1 787 Placer Homewood: Red Fir Forest 1829 Comment
  JEPS127524  Thalictrum fendleri var. fendleri Steve Matson 1999-6-28 416 Placer nSNH: Tahoe north shore; Snow Creek watershed, Tahoe Vista/Kings Beach; middle fork of Snow Creek, northeast of big pine meadow. Comment
  UCD42984  Thalictrum fendleri var. fendleri C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 353 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  UCD43938  Thalictrum fendleri var. fendleri C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-9 1304 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  UCR189636  Thalictrum fendleri var. fendleri George K. Helmkamp, E. A. Helmkamp 2007-7-27 12633 Placer Northern Sierra Nevada Mountains, Southeast end of Cisco Grove; along local road just before it passes under Interstate-80 1744 Comment
  JEPS127523  Thalictrum sparsiflorum Steve Matson 2003-6-28 815 Placer nSNH: Tahoe north shore; Snow Creek watershed, Tahoe Vista/Kings Beach; west fork of Snow Creek, west edge of main boggy site. Comment
  RSA693558  Thelypteris nevadensis May N. Ackley 1925-06 65 Placer Near Towle Comment
  UCD93355  Thinopyrum intermedium K. Connelly 1999-8-2 PDR- 122370 7-A Placer Truckee. Along side of Rd. 8, off of Hwy. 89. Comment
  SEINET13203117 Image available Thysanocarpus curvipes George K. Helmkamp, Amy Barnes 2014-1 22786 Placer Sierra Nevada Mountains Foothills: Old Forest Hill Road, 0.4 mile northeast of its junction with CA-49 at North Fork American River (Auburn 7.5' Q.) 290 Comment
  SEINET12437545  Thysanocarpus curvipes M. Demorest 1962-3-15 s.n. Placer Junction of the North Fork and Middle Fork of the American River, 4 miles from Auburn. 274 Comment
  SEINET7249067  Thysanocarpus curvipes George K. Helmkamp, Mary Alice Barnes 2013-1 Placer Comment
  SD143459  Thysanocarpus radians Darley F. Howe 1951-5-1 2112 Placer 455 Comment
  SEINET12476871  Thysanocarpus radians A. Tiehm, H. Mozingo, M. J. Williams, E. McPherson 1975-1 622 Placer One mile N of Lincoln. Comment
  SEINET12476857  Thysanocarpus radians R. L. Smith 1942-4-3 21 Placer 3 miles E of Roseville. 122 Comment
  CHSC45227  Torreya californica Lowell Ahart 1972-4-1 80 Placer Along the north side of Mosquito Ridge Road, about 8 miles east of Forest Hill. 1219 Comment
  RSA592641  Torreya californica Fay A. MacFadden 1934-8-20 s.n. Placer Several miles from Forest Hill, on the road to Colfax Comment
  UCD69337  Torreya californica Collector unknown 1997-9-5 Placer Between Forest Hill and Michigan Bluff. Michigan Bluff Road. Tahoe National Forest. Shady Douglas fir forests (Pseudotsuga menziesii) at Volcano Canyon. 1060 Comment
  UCD93190  Torreyochloa pallida var. pauciflora A. A. Heller 1917-8-13 12881 Placer Placer County. 2118 Comment
  UCD22062  Toxicoscordion venenosum var. venenosum Rex Palmer 1979-6-19 N 255 Placer Headwaters basin area of the North Fork of the American River. Comment
  CDA24998  Tragopogon dubius J. Glazner 2000-8-16 s.n. Placer Lake Tahoe; Betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1889 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
  CAS-BOT-BC377061  Tragopogon dubius John Thomas Howell; Gordon H. True 1972-5-12 48723 Placer Baxter 1219 Comment
  CDA15971  Tragopogon pratensis G. F. Hrusa, J. Glazner 1999-7-17 15122 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  UCD138326  Triantha occidentalis F. H. Bolster 1912-8-31 46 Placer Long Lake Valley. 1981 Comment
  CDA4736  Tribulus terrestris Margaret Bellue, F. Clark 1945-10-11 Placer Roseville. 0 Comment
  JEPS14347  Trichostema oblongum Rimo Bacigalupi with G. L. Stebbins, A. Hawkes, J. Hunsiker, D. Zohary, F. Ehrendorfer and H. Stutz 1952-7-20 3884 Placer 7 mi E of Iowa Hill (S slope of hill just S of Shirttail Public Camp); Tahoe Naational Forest 1158 Comment
  UCR198055  Trientalis latifolia Lisa Montany 1985-5-18 29 Placer Mosquito Ridge Road, 14.3 mi west of Forest Hill Road 1220 Comment
  UCR235378  Trientalis latifolia George K. Helmkamp, E. A. Helmkamp 2012-5-11 18960 Placer Northern Sierra Nevada Mountains Foothills, Finning Mill Road, 4.0 miles north of Forest Hill Road and at the junction with Hollow Logging Road 1140 Comment
  UCD107145  Trifolium arvense H. E. Catlin 1935-4-25 s.n. Placer Placer County. Comment
  UCD80330  Trifolium bifidum CNPS SN Foothill Team 2005-4-26 SNFN 0183 d Placer CDPR Auburn State Recreation Area. The stand is located at the northeast end of Robie Point, about 100 meters east (downslope) of the Western States trail, just to the north and east of where it rounds the point (accessed from the trailhead at Robie Point). 259 Comment
  JEPS111139  Trifolium ciliolatum Steve Matson 2005-4-17 1220 Placer Near Colfax, Stevens Trail to the North Fork of the American River Comment
  UC146419  Trifolium cyathiferum Miss Harriet A. Walker 1908-7-25 1386 Placer Cisco Comment
  UCR146850  Trifolium depauperatum Beecher Crampton 1966-4-14 7644 Placer Sacramento Valley, north of Lincoln, Gladding Clay Pit Road and Hwy 99 [Calif. Hwy 65] 53 Comment
  RSA653964  Trifolium depauperatum Beecher Crampton 1966-4-14 7644 Placer North of Lincoln, Gladding Clay Pit Road and US Hwy 99. Comment
  SD248416  Trifolium depauperatum var. depauperatum George K. Helmkamp, Amy Barnes 2013-3-28 20280 Placer Eastern Sacramento Valley; along 10th street/Ranch House Road, 0.6 mile south of its junction with Riosa Road in Sheridan. 42 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
  JEPS113120  Trifolium dubium Lowell Ahart, Brian Williams 2007-4-13 13667 Placer Open pasture fields, about 1/2 mile south of the Manzanita Cemetery, about 1/2 mile west of Gladding Road, about 2 3/4 miles north of Lincoln 43 Comment
  UCD108820  Trifolium dubium Al Franklin 1987-5-1 87 -10 Placer 1.3 miles east of I-80, on Foresthill Road, just outside Auburn. 396 Comment
  UCR207872  Trifolium dubium George K. Helmkamp, E. A. Helmkamp 2009-4-22 14570 Placer Sierra Nevada Mountains Foothills, Rucky Chuck Rd. (dirt) 1.2 miles southeast of Forest Hill Road 448 Comment
  CAS-BOT-BC257794  Trifolium glomeratum George K. Helmkamp; E. A. Helmkamp 2011-6-2 17457 Placer Northern Sierra Nevada Mountains Foothills: along CA-49 southeast of Auburn at a trail entrance to the Auburn State Recreation Area 354 Comment
  CHSC96481  Trifolium glomeratum Lowell Ahart; Brian Williams 2007-4-13 13645 Placer Open pasture fields, about 1/2 mile south of the Manzanita Cemetery, about 1/2 mile west of Gladding Road, about 2 3/4 miles north of Lincoln. 43 Comment
  JEPS113115  Trifolium glomeratum Lowell Ahart, Brian Williams 2007-4-13 13645 Placer Open pasture fields, about 1/2 mile south of the Manzanita Cemetery, about 1/2 mile west of Gladding Road, about 2 3/4 miles north of Lincoln 43 Comment
  CHSC114148  Trifolium hirtum G. K. Helmkamp; E. A. Helmkamp 2010-4-23 15933 Placer Sierra Nevada Mountains Foothills: Salmon Falls Road at the Salmon Falls crossing of the American River. 157 Comment
  SD237452  Trifolium hirtum G. K. Helmkamp, E. A. Helmkamp 2010-4-23 15933 Placer Sierra Nevada Mountains Foothills: Salmon Falls Road at the Salmon Falls crossing of the American River (Pilot Hill 7.5'Q) 156 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
  CHSC79511  Trifolium hybridum G. F. Hrusa; J. Glazner 1999-7-18 15235 Placer Northern California. Lake Tahoe Region. Betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1889 Comment
  CAS-BOT-BC520350  Trifolium incarnatum George K. Helmkamp; Amy Barnes 2013-3-28 20233 Placer Eastern Sacramento Valley: NW edge of Sheridan, new section of Riosa Rd, connecting new CA-65 with old CA-65 42 Comment
  SEINET9260873  Trifolium incarnatum George K. Helmkamp, Amy Barnes 2014-1 22809 Placer Sierra Nevada Mountains Foothills: Spring Garden Road, at the north side of its junction with Foresthill Road, 8.4 km west of Foresthill (Colfax 7.5' Q) 719 Comment
  UCR253129  Trifolium incarnatum George K. Helmkamp, Amy Barnes 2014-4-23 22809 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
  UC80411  Trifolium kingii var. productum Kellogg 1870-6-29 Placer Ciso Comment
  CHSC96465  Trifolium microcephalum Lowell Ahart; Brian Williams 2007-4-13 13646 Placer Open pasture fields, about 1/2 mile south of the Manzanita Cemetery, about 1/2 mile west of Gladding Road, about 2 3/4 miles north of Lincoln. 43 Comment
  UCD43176  Trifolium monanthum C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-20 545 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  POM349510  Trifolium monanthum subsp. parvum Fay A. MacFadden 1934-7-26 12807 Placer Foot of Red Mt. near Cisco. Comment
  SEINET7378476  Trifolium olivaceum A. Allen 1950-5-20 31 Placer Roadside 3 miles west of Auburn on Grass Valley road 366 Comment
  SEINET9262032  Trifolium pratense George K. Helmkamp, Elizabeth Helmkamp 2013-1 Placer Northern Sierra Nevada Mountains Foothills; Yankee Jims Road, 3.6 miles northwest of its junction with Forest Hill Road (Foresthill 7.5 Q) 768 Comment
  UCD22005  Trifolium productum Beth Lowe Corbin 1982-8-17 361 Placer 2 2/3 miles WSW of The Cedars. In grassy area of White Fir forest. Flowers pale pink purple, with darker purple banner, white keel. Perennial. Partial sun. N facing slope, 10% incline. Common. 1935 Comment
  SD247433  Trifolium subterraneum George Helmkamp 2013-3-1 20151 Placer Sacramento Valley: Ranch Hose Road, 0.6 mile southeast of Riosa Road in Sheridan (Lincoln 7.5'Q) 36 Comment
  CHSC90501  Trifolium variegatum Andrew D. Lane 1984-4-20 5 Placer Sheridan, about 1.2 km east of Hwy 65, about 0.75 km south of Bear River. 30 Comment
  UCD43024  Trifolium variegatum C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-18 393 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 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
  RSA0107422  Trifolium willdenovii George K. Helmkamp, Amy Barnes 2014-3-21 22630 Placer Sacramento Valley: Riosa Road at the east side of its junction with CA-65, just west of Sheridan. 33 Comment
  SD255759  Trifolium willdenovii George K. Helmkamp, Amy Barnes 2014-3-21 22630 Placer Sacramento Valley; Riosa Road at the east side of its junction with CA 65, just west of Sheridan. 32 Comment
  UCR258413  Trifolium willdenovii George K. Helmkamp, Amy Barnes 2014-3-21 22630 Placer Sacramento Valley, Riosa Road at the east side of its junction with CA-65, just west of Sheridan 33 Comment
  UC630694  Trifolium wormskioldii J. A. DeCow Aug. 1900 436 Placer McKinneys Tahoe Comment
  CAS-BOT-BC519122  Trillium albidum Miss Francis D. Patterson 1921-4-1 s.n. Placer Dutch Flat Comment
  RSA0039280  Triphysaria eriantha George K. Helmkamp, Amy Barnes 2013-3-28 20285 Placer along 10th Street/Ranch House Rd., 0.6 mile south of its junction with Riosa Road in Sheridan 43 Comment
  HSC82230  Triphysaria eriantha subsp. eriantha Thomas W. Nelson 1979-4-10 4590 Placer Along W side of Sierra College Blvd. between I-80 and Douglas Blvd. Comment
  RSA792717  Triphysaria versicolor subsp. faucibarbata George K. Helmkamp, E. A. Helmkamp 2011-4-10 17158 Placer along Riosa Road at the east edge of the village of Sheridan 41 Comment
  SACT002429  Trisetum canescens D. Meyer 1984-7-24 Placer Soda Springs Road 13.3 km from dam. 1454.0 Comment
  POM114377  Trisetum projectum F. H. Hillman 1894-1 5 M-11-26 Placer Between Truckee and Tahoe Comment
  UC1133279  Trisetum projectum B. Bolt 1934-7-10 Placer 1 mi nw mouth of Little Granite; Colfax Quadrangle