Search Results — 2000 specimen records retrieved (1624 records with coordinates)
(That's the default maximum. Contact Jason Alexander for larger data requests.)

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

Mapping Options:

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

Download Options:
Select all records · Select records with coordinates

Include annotations and voucher information

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

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

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

Click on column header to sort data (* sorts by family); click in leftmost checkbox to select record. CCH Help Page.
Turn on yellow flags to show possible range discrepancies. Read more ...
? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  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
  HSC1331  Abies concolor R. A. Magie 1964-3-27 19 Placer 20 mi. W of Cisco Comment
  UCD133086  Abies concolor Beecher Crampton 1960-11-2 5801 Placer 2 miles E of Gold Run. Along US Hwy. 40. 1066 Comment
  JEPS47992  Abies magnifica var. magnifica J. C. Hawver 1908-9-1 Placer Donner Comment
  CAS-BOT-BC331008  Acer glabrum var. glabrum E. R. Blakley 1960-8-30 3799 Placer 0.5 mi W of Carnelian Bay, Lake Tahoe 2011 Comment
  SEINET3828342  Acer macrophyllum George K. Helmkamp, E. A. Helmkamp 2012-1 18953 Placer Northern Sierra Nevada Mountians Foothills: Finnin Mill Road, 1.7 miles north of its junction with Forest Hill Road, Foresthill 7.5 1041 Comment
  UCD15171  Acer macrophyllum Phyllis Adams 1982-5-15 49 Placer California, Placer Co.; in the American River Canyon; Comment
  CDA39012  Achillea millefolium Larry Klaasen, D. G. Kelch 2011-10-3 s.n. Placer Tahoe City. Granlibakken Resort. Comment
  UCR233278  Achillea millefolium George K. Helmkamp, E. A. Helmkamp 2011-7-9 17684 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 1.6 miles southeast of its junction with Foresthill Road at Foresthill 883 Comment
  UC682051  Achnatherum lemmonii G. L. Stebbins Jr. 1941-7-16 3175 Placer 1 mi w along U. S. Highway 40 Cisco Grove; U. S. Highway 40 1706 Comment
  UC822089  Achnatherum lemmonii Marcus E. Jones, A. M. 1882-6-28 3298 Placer Emigrant Gap Comment
  UCD51021  Achnatherum occidentale G. L. Stebbins 1941-7-16 3174 Placer along U.S. Highway no.40. 1 mile west of Cisco Grove. 1706 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
  UC682056  Achnatherum occidentale subsp. occidentale G. L. Stebbins Jr. 1941-7-16 3171 Placer 1 mi w along US Highway 40 Cisco Grove 1706 Comment
  UC750542  Achnatherum occidentale subsp. occidentale Lewis S. Rose 1946-6-23 46193 Placer n of Cisco (Rainbow) 1737 Comment
  UCD21590  Achnatherum occidentale subsp. pubescens E. Dean; M. Starbuck, C. Tresan, S. Tresan 2002-7-30 1253 Placer Vicinity of the town of Soda Springs. Along trail that starts at Soda Springs Rd. and travels E from the Serene Lakes region up ca. 100 m to a ridge that looks down on Lake Van Norden and railroad tracks. W-facing slope, ascending ridge. 2200 Comment
  CAS-BOT-BC218038  Achnatherum stillmanii Catherine Best 1979-7-7 s.n. Placer Ca. 15 miles E of Foresthill, Big Tree Grove Comment
  JEPS45878  Achnatherum stillmanii L. S. Smith 1927-7-6 2054 Placer Mosquito Ridge, s and sw slope Tahoe Forest (Forest Hill District) 1676 Comment
  CHSC79296  Acmispon americanus var. americanus Beecher Crampton 1972-7-26 8836 Placer Carpenter Flat east of Emigrant Gap. 1615 Comment
  SEINET5327600  Acmispon americanus var. americanus W. D. Billings 1951-7-28 2134 Placer [Sierra Nevada] 20 mi. S. of Soda Springs. Comment
  SEINET7249050  Acmispon brachycarpus G. K. Helmkamp, Mary Alice Barnes 2013-1 20345 Placer Northern Serrra Nevada Mountains Foothills; Yankee Jim Road, 0.9 mile east of its junction with Canyon Way, 4.4 miles SE (167? deg. ) of Colfax 561 Comment
  UCD36679  Acmispon brachycarpus Beecher Crampton 1955-6-15 2919 Placer Placer County, 8 miles west of Forest Hill. Comment
  SEINET5327433  Acmispon micranthus A. Beninghoff 1930-4-19 1766 Placer 5 mi W Auburn Comment
  CHSC81783  Acmispon nevadensis var. nevadensis Lowell Ahart; Peter Ahart 2001-10-10 9345 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
  JEPS127422  Acmispon nevadensis var. nevadensis Steve Matson 1997-6-25 15 Placer nSNH Tahoe north shore; Snow Creek Watershed, Tahoe Vista/Kings Beach; just northeast of west end of golf course. Comment
  SD43661  Acmispon parviflorus Darley F. Howe 1948-5-21 1916 Placer Placer County 456 Comment
  CHSC34612  Acmispon wrangelianus Lichael P. Crivello 1979-4-11 Placer 2.5 mi nne of Auburn, 200 yds n of confluence of North and Middle forks of American River. Comment
  JEPS127522  Aconitum columbianum subsp. columbianum Steve Matson 2002-7-14 573 Placer nSNH: Martis Valley, about 4 miles SE of Truckee. Martis Creek Wildlife Area, nearly one mile SW of parking lot and picnic spot, south side of Highway 267, along Lookout Mountain Creek. Comment
  CAS-BOT-BC391463  Aconitum columbianum subsp. columbianum Geo. B. Grant 1906-7-15 7009 Placer Tahoe Taern, Lake Tahoe Comment
  CHSC79552  Actaea rubra G. F. Hrusa; T. Scarano 1994-8-31 11914 Placer Sierra Nevada. Duncan Creek at base of grade below French Meadows Reservoir, 1/4 m. upstream from bridge. [Lat./long. on label is '39 8 N; 120 29 W']. 1500 Comment
  SEINET11842680  Adenocaulon bicolor J. H. Nishida 1985-1 790 Placer Homewood 1829 Comment
  UC1127712  Adenostoma fasciculatum N. French 1933-6-5 65 Placer e. Rocklin; Sacramento Quad. Comment
  RSA687746  Adiantum aleuticum May N. Ackley 1925-06 2 Placer Bear Valley Comment
  RSA687737  Adiantum aleuticum Fay A. MacFadden 1934-7-9 12572 Placer below Emigrant Pass Comment
  SEINET6412851  Adiantum pedatum P. B. Kennedy 1901-8-21 427 Placer Talbots Home Camp, 7 miles from French Meadows Cal. Comment
  UCD147087  Aegilops neglecta Chuck Hughes 2013-5-6 372 Placer Southwest margin of Camp Far West Reservoir. 96 Comment
  SEINET4178573 Image available Aegilops triuncialis Unknown 2012-6-19 Placer Northern Sierra Nevada Mtns Foothill: Foresthill rd, 2.6 miles e of its jct with Mosquito Ridge Rd. 1052 Comment
  POM85633  Aesculus californica I. E. Diehl 1902-7-7 42 Placer Colfax. Comment
  UCD136680  Aesculus californica Ted Niehaus 1959-5-3 97 Placer Granite Bay park, north shore of Folsom Lake. Comment
  OBI48642  Agastache urticifolia C. F. Sonne 1983-8-27 285 Placer Sierra Nevada Mts. Canon above Colstream Comment
  SCFS11529153  Ageratina occidentalis E. Krimmel 2014-6-26 Placer Dry, sunny slope. Comment
  POM58925  Ageratina occidentalis A. M. Carpenter 1892-8-9 s.n. Placer [Unspecified] Comment
  CHSC112160  Agoseris aurantiaca var. aurantiaca Dean Wm. Taylor 2013-8-7 21394 Placer Cold Stream Valley, just above Horseshoe Bend on the railroad mainline; Norden, Ca. 1889 Comment
  SD113167  Agoseris heterophylla S. F. Blake 1951-5-5 2174 Placer Placer Co. 455 Comment
  RSA790861  Agoseris retrorsa George K. Helmkamp, E. A. Helmkamp 2012-5-11 18948 Placer Finning Mill Road, 1.2 mi north of its junction with Forest Hill Road. 1104 Comment
  SD113171  Agoseris retrorsa Darley F. Howe 1948-5-23 1853 Placer American River 305 Comment
  UC832675  Agoseris retrorsa Marcus E. Jones, A. M. 1882-6-30 2782 Placer Emigrant Gap Comment
  SACT000051  Agropyron intermedium D. Meyer 1983-7-3 Placer 1234.44 Comment
  SACT000046  Agropyron intermedium var. intermedium D. Meyer 1983-7-30 Placer South of Truckee in campground along river 1818.0 Comment
  SACT000048  Agropyron intermedium var. intermedium D. Meyer 1984-7-21 Placer 2.88 km from county line, sagebrush area 1758.0 Comment
  SACT000049  Agropyron intermedium var. trichophorum D. Meyer 1983-7-3 Placer at Big Reservoir 1234.44 Comment
  SACT000066  Agropyron trachycaulum Michael Baad 1976-7-14 Placer 1 mile east of Baker Ranch on Forest Hill Divide 1402.08 Comment
  SACT000069  Agropyron trachycaulum D. Meyer 1983-7-30 Placer Moist areas on both sides of road 2072.64 Comment
  SACT000071  Agropyron trachycaulum Michael Baad 1983-7-23 Placer Boggy meadows along road 1828.8 Comment
  UCR201890  Agrostis George K. Helmkamp, E. A. Helmkamp 2008-8-20 14034 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
  SACT000116  Agrostis alba Josephine Van Ess 1977-7-22 Placer Low moist streambank west of highway 396.3 Comment
  SACT000123  Agrostis avenacea Josephine Van Ess 1976-6-16 Placer Diamond Oaks Rd at small stream draining from golf course. Wet streambank. Roseville. 48.8 Comment
  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
  SACT000086  Agrostis exarata D. Meyer 1983-8-7 Placer East bank 1879.0 Comment
  SACT000088  Agrostis exarata D. Meyer 1984-9-9 Placer At the east fork of the North Fork of the North Fork of the American River 1394.0 Comment
  SACT000089  Agrostis exarata D. Meyer 1983-9-10 Placer Moist streambank and meadow 1879.0 Comment
  SEINET9363211  Agrostis exarata Unknown 2009-7-16 15191 Placer Sierra Nevada Mountains Comment
  UCD36126  Agrostis exarata Beecher Crampton 1952-11-9 931 Placer Placer County, 6 miles east of Auburn, 1 mile south of Meadow Vista. 457 Comment
  UCD52123  Agrostis exarata Beecher Crampton 1955-6-15 2886 Placer Bunch Canyon, Forest Hill Road, 3 miles south of US Hwy 40. Comment
  UCD52336  Agrostis exarata August L. Hormay 1932-7-8 s.n. Placer Base of Echo Lake, Grade North side. Comment
  UCR240720  Agrostis exarata George K. Helmkamp, E. A. Helmkamp 2012-9-25 19895 Placer Northern Sierra Nevada Mountains, junction of Blue Canyon Road and Putt Road, just south of I-80, west of Emigrant Gap 1634 Comment
  SEINET10789967  Agrostis exarata Unknown Anonymous 12891 Placer Summit Station in open places in coarse granite sand, upper limit of the yellow pine belt (P. Jeffreyi). 2121 Comment
  SEINET4339732  Agrostis exarata S. E. Palmer 1892-1 2420 Placer Auburn, CA Comment
  UCR146677  Agrostis exarata var. pacifica Beecher Crampton 1955-6-15 2915 Placer Sierra Nevada Mountains, 6 miles west of Forest Hill 457 Comment
  CDA13678  Agrostis gigantea G. F. Hrusa, J. Glazner 1997-8-3 14038 Placer Sierra Nevada; Corner of Hwy 89 & Squaw Valley Rd. Large rhizomatous colony on +- moist margin of ditch along Squaw Valley Rd. Comment
  CHSC82677  Agrostis idahoensis Lowell Ahart 2002-7-22 9906 Placer Along a drainage, about 40 yards northwest of the small natural lake, on the east side of the paved road to Lake Valley Reservoir, about 1/4 mile east of Yuba Gap and Highway 80. 1774 Comment
  UCD52992  Agrostis idahoensis Lewis S. Rose 1944-7-26 44272 Placer Chambers Lodge, Lake Tahoe. 1920 Comment
  UCD53037  Agrostis microphylla Beecher Crampton 1957-5-7 3998 Placer 1.7 miles east of Lincoln, road to Newcastle. Comment
  SEINET11695841  Agrostis microphylla Unknown 1957-5-7 3998 Placer 1.7 mi E of Lincoln, road to Newcastle Comment
  CDA15931  Agrostis pallens G. F. Hrusa, J. Glazner 1999-7-17 15182 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. Uncommon rhizomatous grass in +- moist sites surrounded by open to +- closed Pinus jeffreyi, Artemisia tridentata, and Purshia tridentata grading into Abies concolor coniferous forest. 1889 Comment
  UCD22260  Agrostis pallens Rex Palmer 1979-7-26 N 815 Placer Headwaters basin area of the North Fork of the American River Comment
  UCD44504  Agrostis pallens C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1870 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  SACT000156  Agrostis scabra D. Meyer 1984-7-15 Placer 4.8 km from the lodge 1909.0 Comment
  SACT000158  Agrostis scabra D. Meyer 1983-8-7 Placer Along Truckee River east bank 1879.0 Comment
  SACT000159  Agrostis scabra D. Meyer 1983-8-7 Placer Along Truckee River east bank 1879.0 Comment
  SACT000160  Agrostis scabra D. Meyer 1984-8-4 Placer Moist, shady roadside 1365.5 Comment
  SACT000161  Agrostis scabra D. Meyer 1984-7-29 Placer South of the reservoir near boat ramp, shady area 1600.0 Comment
  UCD53327  Agrostis scabra B. Crampton 1955-7-13 2984 Placer along US Hwy. 40, 3.5 miles east of Baxter. 1432 Comment
  CHSC74333  Agrostis stolonifera Susi Urie 1998-9-2 98 -201 Placer Large meadow below Hwy 28, between the highway and Lake Forest Road; about 0.2 mi north of Lake Tahoe. 1908 Comment
  SACT000192  Agrostis stolonifera var. major D. Meyer 1983-7-26 Placer Gold Run exit off I 80 intersect of Magra Rd Gold Run Rd 970.0 Comment
  RSA0054101  Agrostis thurberiana G. K. Helmkamp, E. A. Helmkamp 2005-9-30 9936 Placer Northern High Sierra Mountains: Hampshire Rocks Road S of the I-80 Rainbow exit (ca.2 mi E of Cisco Grove). 1805 Comment
  SACT000242  Agrostis thurberiana Michael Baad 1976-8-7 Placer Trailhead to Bear Lake on Rubicon Trail to Bear Lake Canadian Zone 2316.48 Comment
  UCD74168  Agrostis variabilis Jennifer W. Burt; Kate Mawdsley, Belinda Lo 2006-7-25 202 Placer Sugarbowl active ski area, off Hwy 80 near Soda Springs - collected from center of 'Donner's Way' ski run. 2154 Comment
  UCR208605  Aira caryophyllea George K. Helmkamp, E. A. Helmkamp 2009-5-7 14615 Placer Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 9.8 miles east of its junction with Forest Hill Road in Foresthill 433 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
  CAS-BOT-BC447496  Allium amplectens Eliz. Hawver 1915-5-1 s.n. Placer Auburn Comment
  JEPS56352  Allium amplectens Leland S. Smith 1925-7-13 1671 Placer Picayune Creek Tahoe National Forest, Picayune Creek 1981 Comment
  SD595  Allium campanulatum Unknown Jul 1914 17 9 Placer Cisco. Comment
  CAS-BOT-BC474276  Allium obtusum var. obtusum Alice Eastwood 1912-6-15 417 Placer Five Lakes. Lake Tahoe Region 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
  JEPS73016  Allium platycaule Gladys L. Smith 1972-6-20 3209 Placer about terminus of summit chairlift, Ward Peak Ward Peak 2621 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
  JEPS2719 Image available Allium sanbornii var. congdonii Katharine Brandegee 1908-7-18 Placer Cape Horn; ; Cape Horn, Placer Co. Comment
  UCD158865  Allium tribracteatum G. Ledyard Stebbins 1970-4-4 6991 Placer Ridge east of Gas Canyon, north of Middle Fork (of the) American River. (Exact location unknown. Coordinates estimated by label maker.) 685 Comment
  UCR208581  Allophyllum George K. Helmkamp, E. A. Helmkamp 2009-5-11 14679 Placer Sierra Nevada Mountains Foothills, Driver's Flat Road 0.8 mile south of its junction with Forest Hill Road, c. 8 miles (air) NE of Auburn 517 Comment
  UC1123712  Allophyllum gilioides subsp. violaceum N. French 1934-6-22 480 Placer 1/2 mi. w. Lake Van Norden; Truckee Quad. Comment
  UC188487  Allophyllum integrifolium C. F. Sonne Sep 9 1883-May 1 1889 Placer woods above Kneeland's Mill Comment
  UC1076422  Alnus incana subsp. tenuifolia Herbert L. Mason 1929-10-14 5461 Placer 1 mi above Cisco Comment
  UCD22111  Alnus incana subsp. tenuifolia Rex Palmer 1979-5-26 N 33 Placer Headwaters basin area of the North Fork of the American River Comment
  RSA452774  Alnus rhombifolia Wm. Martin 1971-9-10 20228 Placer 1 mile east of Weimar on Hwy 80 610 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
  SACT000314  Alopecurus pratensis D. Meyer 1984-5-27 Placer Meadow surrounded by sagebrush type vegetation. Hwy 267 Comment
  UCD150262  Amaranthus hybridus James A. Neilson Jr. 1971-9-9 2644 Placer Tahoe City Nursery (McBride's Nursery). 1905 Comment
  SJSU11705  Ambrosia artemisiifolia C. T. Osugi 1969-10-4 86 Placer Loomis, 21 miles NE of Sacramento Comment
  UC567083  Amelanchier alnifolia var. pumila N. French 1934-5-31 391 Placer Texas Hill; Colfax Quad. 1615 Comment
  OBI39814  Amelanchier utahensis Joy H. Nishida 1985-7-10 767 Placer Homewood 1829 Comment
  SEINET11792336  Amsinckia douglasiana D. F. Erskine 1941-4-11 25 Placer 5 miles north of Roseville 91 Comment
  CDA37222  Amsinckia intermedia CDFA Staff s.n. Placer Nute Ranch, near Nute Road. 0 Comment
  UC1178280  Amsinckia intermedia Francia Chisaki 1956-4-20 687 Placer on Roseville Road, Antelope Antelope Comment
  RSA129784  Anaphalis margaritacea B. Bolt 1934-7-17 132 Placer Robertson Flat. 2012 Comment
  SD243066  Anaphalis margaritacea George K. Helmkamp, E. A. Helmkamp 2010-8-14 16792 Placer Northern Sierra Nevada Mountains: American Hill Road (Forest Route 13), 4.7 miles south of its junction with Foresthill Road and just south of a creek crossing (Duncan Peak 7.5'Q) 1552 Comment
  UC1125511  Anaphalis margaritacea B. Bolt 1934-7-17 132 Placer Robertson Flat; Colfax Quad. 2011 Comment
Read comments
Jun 18 2014
  UCD21685  Anaphalis margaritacea Beth Lowe Corbin 1982-8-3 179 Placer Onion Creek campground. In open dry meadow. Perennial herb, phyllaries papery white, disk flowers yellow. Mostly sun. SW facing slope. Uncommon. 1841 Comment
  SEINET9359457  Anaphalis margaritacea Unknown 2000-9-3 15661 A Placer Placer Comment
  CAS-BOT-BC137793  Andropogon virginicus var. virginicus Beecher Crampton 1957-3-28 3911 Placer Base of the retainning wall of Folsom Lake along the road to Auburn, 3.5 miles northeast of Folsom. Comment
  UC1153926  Andropogon virginicus var. virginicus Beecher Crampton 1957-5-7 3999 Placer US Hwy 40 ca 3 mi e Auburn (2 mi w of Clipper Gap); w of Clipper Gap Comment
  CAS-BOT-BC391749  Anemone G. Earnhart 1961-3-18 4 Placer 2 1/2 mi. east of Auburn, north fork of American River 396 Comment
  POM99994  Anemone drummondii Marcus E. Jones 1902-7-9 s.n. Placer Castle Peak 2744 Comment
  UCR171396  Angelica George K. Helmkamp, E. A. Helmkamp 2005-10-1 9994 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
  HSC71426  Angelica breweri J. M. DiTomaso 1980-9-7 1976 Placer Lake Tahoe, 3 mi W of Tahoe City on Hwy 89 1890 Comment
  SEINET11079617  Angelica breweri P. B. Kennedy, S. B. Doten 1901-8-15 298 Placer Talbot's Home Camp, 7 miles from French Meadows. Comment
  CAS-BOT-BC63971  Antennaria argentea C. F. Sonne 1885-6-14 161 Placer Tahoe City Comment
  JEPS59459  Antennaria rosea Ezra Brainerd and Viola B. Baird 1915-7-7 194 Placer (right handfork of <illegible>) Squaw Valley; Sierra Nevada Mts., Squaw Valley 2011 Comment
  UCD56163  Anthoxanthum odoratum Beecher Crampton 1959-7-23 5428 Placer Meadow Vista, just west of Placer Hills School. Comment
  UCD56262  Anthoxanthum odoratum Beecher Crampton 1955-7-13 2985 Placer along US Hwy. 40, 3.5 miles east of Baxter. 1432 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
  SEINET7923476  Apocynum androsaemifolium K. A. Chandler 1901-8-21 s.n. Placer Half Moon, near Tahoe Comment
  UCD121211  Apocynum androsaemifolium Collector Unknown Date Unknown s.n. Placer W Placer County. Exact locality unknown. Comment
  UCR146675  Apocynum androsaemifolium subsp. pumilum Beecher Crampton 1955-6-15 2925 Placer Sierra Nevada Mountains, 10.5 wiles west of Forest Hill 488 Comment
  UCR216027  Apocynum cannabinum George K. Helmkamp, Amy Barnes 2009-7-12 15190 Placer Sierra Nevada Mountains Foothills, along Todd Valley Road, 0.1 mile south of its junction with Foresthill Road, c. 13 air miles NE of Auburn 854 Comment
  SEINET12282810  Apocynum pumilum Unknown 1968-1 s.n. Placer Yellow Pine Forest, French Meadows, near the Big Trees 1676 Comment
  UC465563  Aquilegia W. A. Setchell, C. C. Dobie Jul 6 1901-Jul 21 1901 Placer Cascade Mtns Lake Tahoe vicinity Comment
  RSA634243  Aquilegia formosa Robert M. Rhode, B. Nemeth 1997-6-26 169 Placer Near Blackwood Creek Canyon Road, about 0.4 miles west of turnoff from Highway 89 ( c. 4 miles south of Tahoe City) 1921 Comment
  UC9012  Aquilegia formosa C. J. Fox Jr. July 1895 Placer Deer Park Inn Comment
  CDA13686  Arabis drummondii G. F. Hrusa, J. Glazner 1997-8-3 14045 a Placer Sierra Nevada; Corner of Hwy 89 & Squaw Valley Rd. 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
  POM94623  Arabis rectissima Marcus E. Jones 1882-6-27 s.n. Placer Emigrant Gap. Comment
  SEINET12616242  Arabis rigidissima K. Christie 2011-8-30 2082 Placer Lake Tahoe Basin Management Unit (LTBMU); from Brockway Summit, ca. 2.0 mi. east along forest service road towards Martis Peak; ca. 1.25 mi. southwest of Martis Peak. Comment
  UC199672  Arceuthobium americanum C. F. Sonne March 1899 Placer Mayen's Meadow near Truckee Comment
  UC336862  Arceuthobium campylopodum Lemmon 1886-1 Placer Auburn Comment
  CAS-BOT-BC409996  Arceuthobium campylopodum Catherine Best 1985-9-15 1151 Placer edge of Sugar Pine Reservoir, about 6 miles N of Foresthill 1158 Comment
  UCD22001  Arceuthobium douglasii Rex Palmer 1979-5-27 N 84 Placer Headwaters basin area of the North Fork of the American River Comment
  UCD21476  Arctostaphylos Rex Palmer 1979-5-26 N 11 Placer Headwaters basin area of the North Fork of the American River. 2011 Comment
  CAS-BOT-BC38577  Arctostaphylos mewukka John Thomas Howell; Gordon H. True 1968-6-9 44505 Placer Alta. 1066 Comment
  RSA254299  Arctostaphylos mewukka Gary D. Wallace, R. F. Thorne, L. DeBuhr, A. Tatsuno 1975-4-13 1421 Placer Sierra Nevada, Baxter exit off Hwy. 80 between Alta and Blue Can. 1207 Comment
  UCR60663  Arctostaphylos mewukka G. D. Wallace, R. F. Thorne, Larry E. DeBuhr, et al. 1975-4-13 1421 Placer Sierra Nevada, Baxter exit off Hwy 80 between Alta and Blue Can. 1207 Comment
  POM76735  Arctostaphylos nevadensis Marcus E. Jones 1882-6-29 s.n. Placer Emigrant Gap. Comment
  RSA121256  Arctostaphylos nevadensis N. H. French 1934-6-1 397 Placer N Fork of N Fork of American River 1250 Comment
  RSA122011  Arctostaphylos patula J. E. Sowder, R. W. Lundh 1933-4-20 51 Placer 3 1/2 mi. S.W. Blue Canyon, above railroad, Colfax. 1372 Comment
  SEINET2029694 Image available Arctostaphylos viscida C. L. Hitchcock 1940-5-14 6380 Placer Meier Ranch, about 6 miles north of Colfax 762 Comment
  SEINET7268690  Arctostaphylos viscida W. D. Billings 1940-5-18 1319 Placer Gold Run Comment
  CAS-BOT-BC47060  Arctostaphylos viscida subsp. viscida Alice Eastwood 1922-4-6 11121 Placer 3 mi. above Colfax near the road. Comment
  RSA637021  Arctostaphylos viscida subsp. viscida Jon E. Keeley 1993-9-13 24912 Placer Forest Hill Road, 13 km west of Forest Hill, northeast of Auburn. 590 Comment
  RSA637025  Arctostaphylos viscida subsp. viscida Jon E. Keeley 1993-9-13 24929 Placer Forest Hill Road, 23 km west of Forest Hill, northeast of Auburn. 450 Comment
  RSA637027  Arctostaphylos viscida subsp. viscida Jon E. Keeley 1993-9-13 24924 Placer Forest Hill Road, 11 km west of Forest Hill, northeast of Auburn. 700 Comment
  UC1121432  Arctostaphylos viscida subsp. viscida G. T. Nordstrom 1934-6-22 153 Placer 1 mi nw mouth of Big Valley; Tahoe National Forest, Colfax Quadrangle Comment
  UCR190667  Arctostaphylos viscida subsp. viscida George K. Helmkamp, E. A. Helmkamp 2007-5-23 12078 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
  UCD137814  Aristolochia californica Lynn Gould 1962-3-18 8 Placer along Dry Creek, 5.5 miles west of Roseville. Comment
  CAS-BOT-BC82199  Arnica chamissonis Margaret Williams 1974-8-8 74 -P1-31 Placer [Murphy's] Murphy Meadow, 5 miles southeast of Hirschdale 2316 Comment
  CAS-BOT-BC82202  Arnica chamissonis Geo. B. Grant 1906-7-15 6993 Placer Tahoe Tavern, Lake Tahoe 1889 Comment
  CAS-BOT-BC82209  Arnica chamissonis Alice Eastwood 1909-1 312 Placer Tahoe City 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
  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
  UC1119288  Arnica chamissonis H. S. Yates 1936-8-9 5991 Placer 2 mi sw Martis Peak; Truckee Quadrangle Comment
  UC892062  Arnica chamissonis M. E. Parsons 1910-8-1 Placer Tahoe City Comment
  UC53991  Arnica chamissonis Chesnut and Drew 1890-8-8 Placer Cascade Lake Tahoe Comment
  RSA417130  Arnica chamissonis subsp. foliosa L. S. Rose 1937-7-29 37612 Placer Tahoe Vista 1905 Comment
  OBI17073  Arnica cordifolia Robert F. Hoover 1967-9-5 10832 Placer Carmelian Bay, Lake Tahoe Comment
  JEPS20873  Arnica dealbata C. F. Sonne 1888-8-12 473 Placer Truckee River Sierra Nevada Mountains Comment
  RSA123055  Arnica dealbata B. Bolt 1934-8-14 171 Placer Red Star Ridge, between Mount Mildred and Middle Fork of the American River, Tahoe National Forest. 2134 Comment
  CAS-BOT-BC295823  Arnica dealbata C. F. Sonne 1895-7-14 s.n. Placer Near Pole Creek on Truckee River Comment
  CAS-BOT-BC82393  Arnica discoidea C. F. Sonne 1886-7-4 376 Placer Woods on Truckee River Comment
  UC91127  Arnica lanceolata subsp. prima C. F. Sonne 1886-8-16 Placer 2590 Comment
  CDA12382  Arnica longifolia G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8510 A Placer Lake Tahoe; Upper Ward Valley, 4 m SW Tahoe City. Comment
  UC29592  Arnica mollis Miss M. E. Parsons 1896-8-1 Placer Deer Park, (Lake Tahoe) Comment
  POM160241  Arnica nevadensis C. F. Sonne 1897-07 s.n. Placer E Slope Mt. Anderson 2439 Comment
  POM51123  Arnica parryi subsp. sonnei C. F. Sonne 1886-07 s.n. Placer Woods on Truckee River Comment
  JEPS16969  Artemisia douglasiana Peter H. Raven 1956-8-4 9991 Placer Blue Canyon Sierra Nevada, Blue Canyon 1432 Comment
  SEINET4691717  Artemisia douglasiana George K. Helmkamp 2011-1 18340 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
  CHSC89315  Artemisia ludoviciana subsp. ludoviciana G. F. Hrusa; J. Glazner 2000-7-1 15609 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
  UCD158830  Asclepias cordifolia K. O'Keefe 1995-6-4 s.n. Placer Placer County, East edge of Old Forest Hill Rd., two mi from Forest Hill Rd. Western Sierra foothills, northeast of Auburn. 450 Comment
  SEINET5779891 Image available Asclepias fascicularis Marcus E. Jones 1882-1 3399 Placer Auburn Comment
  UCD121370  Asclepias speciosa C. J. W. 1913-7-2 176 Placer Emigrant Gap. Comment
  CAS-BOT-BC69580  Aspidotis densa Geo. B. Grant 1906-7-20 s.n. Placer Lake Tahoe, Sierra Nevada Mts. 2438 Comment
  CHSC74191  Aster alpigenus var. andersonii Susi Urie 1998-9-2 98 218 B Placer Lake Tahoe Basin Management Unit - National Forest. Large meadow below Hwy 28, between the highway and Lake Forest Road; about 0.2 mi north of Lake Tahoe. 1908 Comment
  UCR209735  Aster foliaceus var. parryi George K. Helmkamp, E. A. Helmkamp 2009-8-12 15429 Placer Sierra Nevada Mountains, Forest Hill Road, 20.5 miles northeast of the city of Foresthill 1662 Comment
  CDA25010  Aster occidentalis J. Glazner 2000-8-16 s.n. Placer Lake Tahoe; betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1889 Comment
  POM57806  Aster occidentalis C. F. Sonne 1897-07 12321 Placer Canyon above Coldstream 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
  SCFS1043  Asteraceae E. Krimmel, F. Felix 2014-8-7 Placer North Fork American River, Headwaters Basin, Needle Lake Comment
  SCFS1187  Asteraceae E. Krimmel 2014-4-21 Placer NFAm. 200 yards south of Pt. Mariah warming hut Comment
  SCFS1227  Asteraceae E. Krimmel 2014-6-26 Placer North Fork American River, below Soda Springs Road on trail to Heath Falls Overlook. Comment
  CHSC67651  Astragalus austiniae James D. Jokerst 1986-7-13 2732 Placer Trail from The Cedars, high Sierra Nevada SW of Donner Lake, just below the summit of Needle Peak. Comment
  UCD104783  Astragalus gambelianus Al Franklin 1987-5-1 87 -08 Placer 1.3 miles east of I-80, on Foothill Road, just outside Auburn, CA. 396 Comment
  UCD34140  Astragalus pauperculus Beecher Crampton 1977-4-3 9464 Placer Placer County, 3.5 miles north of Auburn, just east of Elder's Corner on Dry Creek Road. Comment
  POM11063  Astragalus whitneyi C. F. Sonne 1897-07 1817 Placer Tinker Knob 2744 Comment
  UCD34021  Asyneuma prenanthoides Beecher Crampton 1975-9-9 9272 Placer Placer County, Tahoe National Forest, ca. 1 mile N.E. of Blue Canyon post office. 1524 Comment
  POM160238  Athyrium americanum C. F. Sonne 1887-07 s.n. Placer East slope of Mount Anderson 2439 Comment
  RSA692527  Athyrium filix-femina subsp. cyclosorum May N. Ackley 1953-1 4942 Placer [no locality information provided] Comment
  CAS-BOT-BC17413  Athysanus pusillus G. L. Stebbins 1978-5-27 7871 Placer East side of Big Crater. 1341 Comment
  CAS-BOT-BC17415  Athysanus pusillus L. S. Smith 1926-4-16 1779 Placer Tahoe Forest. Forest Hill Divide. Road to Sugar Pine. 1097 Comment
  SACT000365  Avena barbata Josephine Van Ess 1976-3-16 Placer sunny roadside 91.5 Comment
  SACT000393  Avena fatua Michael Baad 1983-4-17 Placer descending to Middle Fork of American River; serpentine 411.48 Comment
  SACT000400  Avena fatua D. Meyer 1983-6-18 Placer Shady area 1170.0 Comment
  SACT000401  Avena fatua D. Meyer 1983-5-15 Placer Field at southeast corner 36.6 Comment
  SACT000417  Avena fatua D. Meyer 1984-4-15 Placer roadside, appears to have been a vernal pool-dry. 36.97 Comment
  CHSC26005  Balsamorhiza hookeri James Henrickson 1969-5-25 3405 Placer 102 mi NE of Sacramento, 4 mi SE of Truckee along Hwy 267. 1828 Comment
  JEPS126383  Balsamorhiza hookeri Steve Matson 1998-5-17 199 Placer nSNH; Martis Valley, about 4 miles SE of Truckee; Martis Creek Wildlife Area; 100 yards north of airport creek, 100 yards south of Martis Dam Road; 5% slope. Comment
  UC761939  Balsamorhiza macrolepis R. F. Hoover 1939-5-10 4092 Placer Lincoln Comment
  CAS-BOT-BC438832  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
  RSA0035849  Barbarea orthoceras George K. Helmkamp, Mary Alice Barnes 2013-4-18 20349 Placer Yankee Jim Road, 0.9 mile east of its junction with Canyon Way, 4.4 miles SE (167 ) of Colfax 561 Comment
  UC10261  Barbarea orthoceras C. J. Fox Jr. July, 1895 Placer Deer Park Inn Comment
  UC855620  Barbarea orthoceras Alice Eastwood June 15-19, 1912 412 Placer Deer Park, Lake Tahoe Region Comment
  UCD129459  Bidens frondosa Beecher Crampton 1975-9-9 9276 Placer Gold Run rest area along Interstate Hwy. 80 W. 914 Comment
  JEPS53134  Boechera covillei C. F. Sonne Jul 1887 1390 Placer Mountain Meadows on Truckee River Truckee River Comment
  CAS-BOT-BC16272  Boechera howellii John F. Emmel 1971-7-11 377 Placer 0.3 air mile east of east side of Lake Mary, between Donner Pass and Mount Judah. 2286 Comment
  JEPS72035  Boechera rectissima Gladys L. Smith 1972-6-20 3205 Placer Ward Peak, about terminus of Summit chairlift Ward Peak 2621 Comment
  CAS-BOT-BC25454  Boechera retrofracta Lowell Ahart 1972-7-7 s.n. Placer French Meadows. 1524 Comment
  CAS-BOT-BC17214  Boechera rigidissima Arnold Tiehm 1974-8-8 524 Placer Sierra Nevada. Juniper Creek. 2407 Comment
  CAS-BOT-BC25780  Boechera stricta Alice Eastwood 1909-7-1 125 Placer Lake Tahoe Region. Sunnyside, Lake Tahoe. Comment
  UC1127175  Boykinia major N. French 1934-7-7 498 Placer Texas Hill; Tahoe National Forest, Colfax Quad., Texas Hill Comment
  UCR66500  Boykinia major Fay A. MacFadden 1934-8-3 12751 Placer Sierra Nevada Mtns., Canyon Creek, near Baxter's, Alta 1189 Comment
  UCD13303  Boykinia occidentalis Thomas G. Lowrie 1973-6-3 71 Placer Placer CO. Mosquito Ridge road. Comment
  SD234284  Brickellia californica G. K. Helmkamp, E. A. Helmkamp 2007-9-14 12961 Placer Foothills, norhtern Sierra Nevada Mountains: along Mosquito Ridge Road 6 miles east of Foresthill. 609 Comment
  SACT000455  Briza minor D. Meyer 1983-5-15 Placer Field at southeast corner 36.6 Comment
  SACT000457  Briza minor D. Meyer 1984-5-6 Placer 145.5 Comment
  UCD57484  Briza minor August L. Hormay 1932-5-24 s.n. Placer West of Auburn. Comment
  UC1134031  Brodiaea elegans subsp. elegans G. T. Nordstrom 1934-6-21 144 Placer 2 mi w Mammoth Spring; Tahoe National Forest, Colfax Quadrangle Comment
  UCD139129  Brodiaea elegans subsp. elegans R. A. Blanchard 1931-5-9 2190 Placer Roseville. Comment
  RSA752668  Brodiaea minor George K. Helmkamp, E. A. Helmkamp 2008-4-17 13284 Placer Ranch House Road, 0.2 mile southeast of Sheridan 37 Comment
  UCD77127  Brodiaea minor Robert E. Preston 2002-6-14 1817 Placer Auburn, along Dry Creek Rd, ca. 0.8 mi e of its jct with Hwy 49. 440 Comment
  UCR218217  Bromus George K. Helmkamp, Mary Alice Barnes & Mary Jane Ganibe 2010-7-2 16435 Placer Sierra Nevada Mountains Foothills, Iowa Hill Road, 1.9 miles southeast of its junction with Canyon Way in Colfax 415 Comment
  SACT000387  Bromus carinatus D. Meyer 1984-7-8 Placer very moist streambank, beneath bridge. 1440.0 Comment
  SACT000517  Bromus carinatus 1983-8-7 Placer near gate into ski area parking lot, moist meadow with many sedges 2072.0 Comment
  UCD57888  Bromus carinatus Beecher Crampton 1969-7-1 8491 Placer Nyack Lodge area (W. of Emigrant Gap). Interstate Hwy. 80 eastbound. Comment
  UCD74179  Bromus carinatus Jennifer W. Burt 2005-7-11 43 Placer Powder Bowl' abandoned ski area (South of Alpine Meadow Road off Hwy 89 near Alpine Meadows) - collected from center of an abandoned ski run. 1986 Comment
  RSA0034726  Bromus carinatus A. A. Beetle 1941-5-26 2718 Placer Near Cisco. 914 Comment
  JEPS75156  Bromus carinatus var. carinatus Gladys L. Smith 1972-6-20 3262 Placer from Ward Peak Summit to Sherwood Forest 2590 Comment
  SACT000501  Bromus carinatus var. carinatus James Grove 1977-7-15 Placer 2000.0 Comment
  UCD22239  Bromus carinatus var. carinatus Rex Palmer 1979-7-26 N 817 Placer Headwaters basin area of the North Fork of the American River Comment
  SEINET204035 Image available Bromus carinatus var. marginatus F. J. Hermann 1955-7-27 11942 Placer NW shore of Lake Tahoe 1829 Comment
  UCD59092  Bromus carinatus var. marginatus Beecher Crampton 1953-7-21 1517 Placer Road cut along U. S. Hwy. 40, 1.5 miles east of Emigrant Gap. 1584 Comment
  UCD59138  Bromus carinatus var. marginatus L. S. Smith 1928-7-15 XSV Placer Squaw Valley. 1828 Comment
  UCD59209  Bromus carinatus var. marginatus August L. Hormay 1932-7-8 s.n. Placer W side of Lake Tahoe, 6 miles S of Tahoe Tavern. Comment
  UCD59225  Bromus carinatus var. marginatus L. S. Smith 1918-6-28 643 Placer Carnelian Bay, Lake Tahoe. Comment
  SACT000533  Bromus diandrus D. Meyer 1984-4-15 Placer roadside appears to have been a vernal pool, dry 37.0 Comment
  UCD58614  Bromus grandis G. L. Stebbins Jr.; R. Bacigalupi, F. Ehrendorfer, J. Hunziker et al. 1952-7-19 5124 Placer Along north fork of American River. 2 miles south of Colfax. 1/2 mile east of bridge of Iowa Hill Road. 350 Comment
  UCD58814  Bromus hordeaceus August L. Hormay 1933-5-24 s.n. Placer West of Auburn. Comment
  UCR176281  Bromus hordeaceus George K. Helmkamp, Elizabeth Helmkamp 2006-5-13 10430 Placer Northern Sierra Nevada foothills, 2.1 mi south of Auburn along Calif. Hwy 49 293 Comment
  SACT000564  Bromus hordeaceus subsp. hordeaceus D. Meyer 1983-7-3 Placer 1227.3 Comment
  UCD58996  Bromus madritensis August L. Hormay 1933-5-24 s.n. Placer West of Auburn. Comment
  UC1131199  Bromus madritensis subsp. rubens N. French 1933-6-6 73 Placer near Newcastle 213 Comment
  SACT000692  Bromus marginatus D. Meyer 1983-8-20 Placer from road to first lake, steep rocky trail 2000.0 Comment
  SACT000703  Bromus marginatus Michael Baad 1976-7-22 Placer Ascent of south-facing slope of peak from trail to crest, red-fir forest and meadows 2377.0 Comment
  UC1131322  Bromus marginatus N. French 1934-6-22 479 Placer 1/2 mi w of Dulzura 2133 Comment
  SACT000584  Bromus mollis D. Meyer 1983-5-15 Placer moist roadside ditch, next to cultivated field 19.812 Comment
  CAS-BOT-BC162166  Bromus orcuttianus L. S. Smith 1925-9-10 1727 Placer Tahoe Forest. Near Emigrant Gap. 1524 Comment
  CAS-BOT-BC174234  Bromus orcuttianus G. K. Helmkamp; Amy Barnes 2009-7-12 15177 Placer Sierra Nevada Mountains Foothills: along Foresthill Road, 5.7 miles northeast of the city of Foresthill 1230 Comment
  JEPS69205  Bromus orcuttianus Leland S. Smith 1926-6-4 1883 Placer above Bullion Mine (Tahoe National Forest, Eldorado Canyon); Tahoe National Forest, Eldorado Canyon 1066 Comment
  SACT000616  Bromus orcuttianus D. Meyer 1983-8-20 Placer to summit at first lake, steep ricky trail with moist meadow areas 2000.0 Comment
  SACT000618  Bromus orcuttianus D. Meyer 1984-7-29 Placer 1645.92 Comment
  SACT000619  Bromus orcuttianus Michael Baad 1983-7-23 Placer more than .25 mile on road west of US HWY 89. boggy area. 1828.8 Comment
  SACT000623  Bromus orcuttianus Michael Baad 1983-7-15 Placer 1 mile east of junction with road tp Brushy Springs Station, open black oak, poderosa pine forest 1524.0 Comment
  UCR151937  Bromus orcuttianus Beecher Crampton 1964-7-21 7126 Placer Sierra Nevada Mountains, Blue Canyon 1431 Comment
  UCR215974  Bromus orcuttianus George K. Helmkamp, Amy Barnes 2009-7-12 15177 Placer Sierra Nevada Mountains Foothills, along Foresthill Road, 5.7 miles northeast of the city of Foresthill 1230 Comment
  SACT000724  Bromus rubens Michael Baad 1977-6-8 Placer thin soil 1219.2 Comment
  SACT001000  Bromus rubens Michael Baad 1983-6-27 Placer 1219.2 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
  CAS-BOT-BC161586  Bromus sterilis Saichi Kawahara 1969-7-6 1421 Placer West of old cabin, Mel Henderson Ranch, Indian Creek. 999 Comment
  SACT000676  Bromus sterilis D. Meyer 1983-4-17 Placer Small drainage ditch, moist sunny exposure. 231.648 Comment
  SACT000678  Bromus sterilis Michael Baad 1983-4-17 Placer descending to middle fork of the American River. serpetine outcrop. 411.48 Comment
  CDA36963  Bromus tectorum CDFA Staff s.n. Placer Nute Ranch, near Nute Road. 0 Comment
  SD44641  Bromus tectorum D. F. Howe 1951-5-3 Placer 1067 Comment
  UCD59772  Bromus tectorum var. glabratus Beecher Crampton 1955-6-15 2873 Placer Bunch Canyon head, 1 mile south of U. S. Hwy. 40 on the Forest Hill Road. Comment
  UCR68416  Bromus tectorum var. glabratus T. R. Van Devender, R. K. Van Devender 1990-6-4 90- 71 Placer Sierra Nevada Mtns., Tahoe National Forest, Prosser Lake. 3 mi north of Truckee on Hwy 89 1768 Comment
  UCD44419  Calamagrostis canadensis C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1785 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  JEPS113281  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
  SJSU8208  Callitriche palustris W. Savage 1968-8-2 563 Placer 200 yards E of L Van Norden Comment
  CAS-BOT-BC85754  Calocedrus decurrens G. W. W. 1896-9-1 s.n. Placer Near summit Soda Springs Comment
  UCD22088  Calocedrus decurrens Beth Lowe Corbin 1982-8-25 419 Placer Onion Creek Campground. South facing slope, 15% incline. Full sun. In fine, sandy soil of mixed conifer forest. Tree 50 ft tall, with reddish, peeling bark. 1841 Comment
  UCR146860  Calocedrus decurrens Beecher Crampton 1960-11-2 5798 Placer Sierra Nevada Mountains, town of Gold Run 976 Comment
  CHSC3436  Calochortus albus Judy Potter 1966-4-8 Placer Folsom-Auburn Pony Express Trail. Area of P. G. E. reservoir above Rattlesnake Bar. Comment
  CHSC81580  Calochortus albus D. Tellefson 2000-4-23 Placer Shockley Woods, Shockley Rd, Auburn. 400 Comment
  HSC95803  Calochortus albus Kevin Thomas 2004-4-10 19 Placer Mt. Diablo Meridian, Newcastle Comment
  RSA263472  Calochortus albus R. C. Foster 1937-5-8 253 Placer In thicket between Penryn and Auburn on a short side road. Comment
  UC198915  Calochortus albus C. F. Sonne 1891-5-17 Placer between Auburn and Newcastle Comment
  UCD150569  Calochortus leichtlinii James A. Neilson Jr. 1971-7-7 2204 Placer Tahoe Basin, Lower Ward Creek #102. 1905 Comment
  UCD22049  Calochortus leichtlinii Rex Palmer 1979-6-19 N 269 Placer Headwaters basin area of the North Fork of the American River Comment
  SEINET6165564 Image available Calochortus leichtlinii Unknown 1982-8-5 s.n. Placer Ski area above Tahoe Truckee Rd. Comment
  UC843683  Calochortus minimus Marcus E. Jones, A. M. 1882-6-28 3300 Placer Emigrant Gap Comment
  UCR208587  Calochortus minimus George K. Helmkamp, E. A. Helmkamp 2009-5-11 14652 Placer Sierra Nevada Mountains Foothills, along Forest Hill Road, 2.5 miles northeast of Foresthill 1073 Comment
  UCR235591  Calochortus monophyllus George K. Helmkamp, E. A. Helmkamp 2012-5-5 18926 Placer Northern Sierra Nevada Mountains Foothills, Todd Valley Road, 1.2 miles south of its junction with Foresthill Road 779 Comment
  SEINET8197434  Calochortus monophyllus W. D. Billings 1940-5-18 1305 Placer Gold Run, N of Placer Mines. Comment
  SEINET8197448  Calochortus monophyllus D. F. Erskine 1941-4-25 16 Placer Bear River Canyon. 1067 Comment
  SEINET8197464  Calochortus monophyllus W. Roderick, R. Halliday 1967-6-10 s.n. Placer Hwy 40 at Alta turnoff. 1067 Comment
  UC1134527  Calochortus superbus C. R. Clar 1933-6-4 125 Placer near Newcastle; Sacramento Quad. 243 Comment
  CAS-BOT-BC270647  Calycadenia multiglandulosa David D. Keck 1932-6-30 1585 Placer 0.8 mile N of Weimar P.O. 685 Comment
  CAS-BOT-BC270649  Calycadenia multiglandulosa David D. Keck 1932-6-30 1588 Placer 0.3 mile N of Weimar P.O. 685 Comment
  UC1876651  Calycadenia spicata Gerald D. Carr 1971-8-15 631 Placer Karchner Rd., ca 6 mi E of Wheatland. 60 Comment
  SBBG1921  Calyptridium monospermum E. R. Blakley 1960-9-4 3823 Placer hill 1 mi N of Carnelian Bay, Lake Tahoe 2072 Comment
  UC7770  Calyptridium monospermum C. J. Fox 1895-7-1 Placer Deer Park Inn Comment
  UC852136  Calyptridium monospermum A. A. Heller 1917-6-19 12740 Placer Emigrant Gap 1615 Comment
  UCR47682  Calyptridium monospermum M. -H. Sachet 1957-8-31 301 Placer Along road from Echo Summit to Placerville 1677 Comment
  SEINET8197924  Camassia quamash P. A. Lehenbauer 1932-6-12 s.n. Placer Highway between Truckee and Lake Tahoe. Comment
  JEPS16329  Campanula prenanthoides Peter H. Raven 1956-8-4 9976 Placer Blue Canyon Sierra Nevada 1432 Comment
  SEINET10972399  Campanula prenanthoides Jones 1900-7-26 Jones s.n. Placer Blue Canyon 1463 Comment
  CDA15643  Cardamine breweri G. F. Hrusa, J. Glazner 1999-7-18 15213 Placer Lake Tahoe; Wooded slopes betw. Squaw Ck, Hwy 89, and Squaw Valley Rd 1889 Comment
  UCD22363  Cardamine cordifolia Beth Lowe Corbin 1982-8-19 381 Placer 1 3/4 miles SSW of The Cedars. Partial sun. Common. NE facing slope, 25% incline. In shallow stream in logged whtie fir forest. Flowers white. 1950 Comment
  CAS-BOT-BC471265  Cardamine cordifolia Arnold Tiehm 1974-8-8 522 Placer Sierra Nevada. South of Murphy's Meadow 2407 Comment
  CDA12415  Cardamine cordifolia var. lyallii G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8543 Ab Placer Lake Tahoe; N side of upper Ward Valley, 4 mi SW of Tahoe City. Comment
  CAS-BOT-BC37856  Cardamine oligosperma Carl B. Wolf 1937-3-30 8347 Placer Sacramento Valley, 4.8 miles east of Lincoln on Penryn Road. 91 Comment
  SBBG128860  Cardamine pensylvanica G. K. Helmkamp, E. A. Helmkamp 2012-2-23 18576 Placer Newcastle, along CA-193 (Newcastle Hwy), 0.1 mi SE of its jct with Langs Hill Rd, W of the jct with I-80, SW of Auburn 279 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
  CDA13669  Carex athrostachya G. F. Hrusa, J. Glazner 1997-8-3 14029 Placer Sierra Nevada; Corner of Hwy 89 & Squaw Valley Rd. Moist areas around main, fairly wet meadow. Comment
  CHSC74446  Carex athrostachya Susi Urie 1998-8-26 98 -118 Placer Eastern end of Page Meadows; about 1.5 mi west of Lake Tahoe and Sunnyside. 2121 Comment
  CHSC85758  Carex athrostachya G. F. Hrusa; J. Glazner 1999-7-17 15177 Placer Martis Valley. Off Hwy 267, s of Truckee. 1889 Comment
  OBI6461  Carex athrostachya Robert F. Hoover 1967-9-5 10839 Placer Carnelian Bay, Lake Tahoe Comment
  CHSC106519  Carex capitata Peter F. Zika; Steve Matson 2009-8-21 24621 Placer Northern Sierra Nevada Highlands (n SNH). Snow Creek watershed, North Shore of Tahoe Basin, east beyond North Avenue, town of Kings Beach. 1920 Comment
  CAS-BOT-BC34438  Carex deflexa var. boottii Lewis S. Rose 1944-7-26 44270 Placer Chambers Lodge, Lake Tahoe. 1920 Comment
  UCR191070  Carex densa George K. Helmkamp, E. A. Helmkamp 2007-5-23 12083 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
  CAS-BOT-BC20592  Carex douglasii Lewis S. Rose 1944-7-10 44060 Placer Chambers Lodge, Lake Tahoe. 1920 Comment
  RSA70693  Carex exserta L. S. Rose 1940-6-1 40474 Placer Truckee River, 3 miles NW of Tahoe City. 1890 Comment
  CAS-BOT-BC20169  Carex filifolia var. erostrata Marcus E. Jones 1882-6-28 2908 Placer Emigrant Gap. Comment
  UC830149  Carex fracta Alice Eastwood Jun 15-19 1912 471 Placer Lake Tahoe Region Comment
  CDA33075  Carex fracta T. C. Fuller 1964-9-1 12571 Placer Sierra Nevada; North of freeway, Interstate 80 from Donner Summit, just east of Hampshire Rocks. Comment
  JEPS49043  Carex helleri Leland S. Smith 1927-8-12 2225 Placer Eastern crest of Squaw Peak ridge, north end 2438 Comment
  UCD42868  Carex heteroneura C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 235 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  JEPS73186  Carex heteroneura var. heteroneura Gladys L. Smith 1972-6-18 3147 Placer Alpine Meadows 2072 Comment
  SEINET5332347 Image available Carex integra A. A. Heller 2009-7-16 9841 Placer Summit 2134 Comment
  UCD44020  Carex jonesii C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-8-1 1386 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  JEPS63538  Carex lenticularis var. impressa W. L. Jepson 1931-6-17 15930 Placer Tahoe Vista Lake Tahoe, Tahoe Vista Comment
  UCD43137  Carex lenticularis var. impressa C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-20 505 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  POM81703  Carex lenticularis var. lipocarpa Marcus E. Jones 1882-6-28 s.n. Placer Emigrant Gap. Comment
  UCD42832  Carex leporinella C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-23 198 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  CAS-BOT-BC31818  Carex luzulifolia A. A. Heller 1903-8-17 7187 Placer Above Donner Pass. 2286 Comment
  CAS-BOT-BC31695  Carex mariposana John Thomas Howell 1943-7-26 18852 Placer Sugar Bowl NW of Mt. Lincoln Comment
  UCR235589  Carex multicaulis George K. Helmkamp, E. A. Helmkamp 2012-5-5 18929 Placer Northern Sierra Nevada Mountains Foothills, Todd Valley Road, 1.2 miles south of its junction with Foresthill Road 779 Comment
  RSA163823  Carex multicaulis Clare B. Hardham 1961-6-14 7349 Placer Route 40, near 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
  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
  UCD43190  Carex nebrascensis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-20 559 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  UCR240966  Carex nebrascensis George K. Helmkamp, E. A. Helmkamp 2012-9-25 19918 Placer Northern Sierra Nevada Mountains, Laing Road, parallel to I-80; 0.2 mile east of its junction with Emigrant Gap Road 1611 Comment
  CAS-BOT-BC119846  Carex nebrascensis John Thomas Howell 1938-8-2 14004 Placer 5 mi N of Brockway. Comment
  JEPS14034  Carex nudata Rimo Bacigalupi with G. L. Stebbins, Daniel Zohary, Juan Hunziker, Alex Hawkes, ... 1952-7-19 3851 Placer 1/2 mi above bridge on Iowa Hill to Colfax road (below Cape Horn on the S.P. RR); North Fork of the American River 381 Comment
  CHSC69929  Carex pellita L. P. Janeway; Eric Schroder 1997-7-17 5244 Placer Tahoe National Forest. Meadow on southeast side of Fulda Creek at Forest Service Or-ganizational Camp; about 1.2 mi south-southwest of Emigrant Gap. 1554 Comment
  UCD44621  Carex pellita C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 1987 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  CAS-BOT-BC118341  Carex praegracilis Bolander 4549 Placer Meadows near Auburn Comment
  SEINET10707320  Carex preslii John Thomas Howell 1943-7-21 Howell 18633 Placer Donner Pass to Mt. Lincoln. Comment
  UCD42784  Carex raynoldsii C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-23 150 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  JEPS73203  Carex raynoldsii Gladys L. Smith 1972-8-25 3408 Placer e facing slope below Watson Memorial (tr. to Granite Chief) 2529 Comment
  CAS-BOT-BC117444  Carex senta Diane de Polo 1964-4-25 30 Placer 7 mi NW of Auburn. 365 Comment
  SEINET4285927 Image available Carex simulata K. Chung, Matson, S 2009-1 1078 Placer Lake Tahoe, north side Comment
  CAS-BOT-BC116560  Carex subfusca Lewis Samuel Rose 1941-7-17 41318 Placer Chambers Lodge, Lake Tahoe. 1898 Comment
  CDA16979  Carex subfusca G. F. Hrusa, M. I. Wibawa, J. Glazner 2002-5-22 16034 Placer Sierra Nevada; Hughes Mill (site) above Foresthill. 1066 Comment
  CDA16991  Carex subfusca G. F. Hrusa, M. I. Wibawa, J. Glazner 2002-5-22 16044 Placer Sierra Nevada; Hughes Mill (site) above Foresthill. 1066 Comment
  SEINET4286149 Image available Carex subfusca K. Chung, Matson, S 2009-1 1073 Placer Lake Tahoe, north side. Comment
  UCD44466  Carex subfusca C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1832 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  CHSC74719  Carex utriculata Susi Urie; Eric Schroder 1998-9-10 98 -328 Placer Lake Tahoe Basin Management Unit. Antone Meadows: along Burton Creek, about 2.1 mi northwest of Lake Antone. 2072 Comment
  UC1133437  Carex utriculata L. S. Smith 1927-8-11 2201 Placer Squaw Valley Tahoe N. F., Truckee Quadrangle 1889 Comment
  UC1473  Carex utriculata W. H. Brewer 1863-8-27 2161 Placer near Knoxville; Truckee River Comment
  UC1133481  Carex vesicaria L. S. Smith 1927-8-6 2157 Placer Robertson Flat Ranger Station Tahoe <National Forest>, Forest Hill Dist., Colfax Quadrangl Comment
  CAS-BOT-BC114927  Carex whitneyi John H. Thomas; H. A. Thomas 1956-7-21 6216 Placer Sierra Nevada. Donner Pass, ca 80 mi NE of Sacramento. 2377 Comment
  UC1256291  Carex whitneyi R. K. Gierisch 1969-7-11 3523 Placer Big Bend Tahoe Forest Comment
  CAS-BOT-BC114929  Carex whitneyi R. K. Gierisch; D. H. Esplin 1969-7-11 3523 Placer Big Bend, 1828 Comment
  SACT002751  Carya illinoinensis Josephine Van Ess 1977-10-7 Placer Collected at intersection with Mount Vernon Road. Fruits immature. Old home site. 353.7 Comment
  POM131973  Cassiope mertensiana subsp. californica C. F. Sonne 1897-8-14 s.n. Placer Mt. Anderson Comment
  SEINET7269638  Cassiope mertensiana subsp. californica W. D. Billings 1950-7-30 1918 Placer Sierra Nevada, northeast side of Squaw Peak 2560 Comment
  SEINET12032252  Castanopsis sempervirens K. S. Erdman 1966-1 3541 Placer Along Interstate 80 near Emigrant Gap,Sierra Nevada Mtns 1524 Comment
  UCD21859  Castilleja Rex Palmer 1979-7-12 N 616 Placer Exact location unknown. Comment
  CDA19534  Castilleja applegatei M. I. Wibawa, G. F. Hrusa, J. Glazner 2002-5-22 247 Placer Forest Hill Divide; Hughes Mill, along Finning Mill Rd, ~ 3 mi N of Forest Hill Rd, ~ 3 mi E of Forest Hill. 1066 Comment
  CAS-BOT-BC249698  Castilleja applegatei subsp. pinetorum Alice Eastwood 1912-6-15 359 Placer Deer Park, Lake Tahoe Region Comment
  CAS-BOT-BC249704  Castilleja applegatei subsp. pinetorum Alice Eastwood 1912-6-15 59 Placer Sunnyside, Lake Tahoe Region Comment
  RSA569050  Castilleja applegatei subsp. pinetorum Bonnie C. Templeton 1931-7-5 1509 Placer Near Meek's Bay, Lake Tahoe. 2280 Comment
  UC198252  Castilleja applegatei subsp. pinetorum Katharine Brandegee Aug 1917 Placer Donner Summit Comment
  UCR233242  Castilleja applegatei subsp. pinetorum George K. Helmkamp, E. A. Helmkamp 2011-7-9 17690 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 10.8 miles southeast of its junction with Foresthill Road 503 Comment
  HSC82236  Castilleja attenuata Thomas W. Nelson 1979-4-10 4580 Placer Along W side of Sierra College Blvd. between I-80 and Douglas Blvd. 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
  SD237608  Castilleja lineariloba G. K. Helmkamp, E. A. Helmkamp 2010-4-23 15915 Placer Sierra Nevada Mountains Foothills: along Salmon Falls Road, 5.6 miles south of its junction with CA-49 at Pilot Hill, 0.65 mile north of the American River crossing (Pilot Hill 7.5'Q) 199 Comment
  UC198549  Castilleja miniata Katharine Brandegee Aug 12 1917-Aug 16 1917 Placer Donner Summit Comment
  CHSC74268  Castilleja miniata subsp. miniata Susi Urie 1998-9-2 98 -219 Placer Large meadow below Hwy 28, between the highway and Lake Forest Road; about 0.2 mi north of Lake Tahoe. 1908 Comment
  CHSC74437  Castilleja miniata subsp. miniata Susi Urie; Eric Schroder 1998-9-9 98 -308 Placer Meadow complex on south side of Ward Creek about 1.6 mi west of Lake Tahoe and Sunnyside. 1990 Comment
  UCR201514  Castilleja miniata subsp. miniata George K. Helmkamp, E. A. Helmkamp 2008-8-20 14026 Placer Northern Sierra Nevada Mountains, Donner Pass Road on the west side of Donner Pass and east of Norden 2149 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
  RSA428395  Castilleja pilosa Wm Vortriede 1928-1 s.n. Placer Lake Tahoe. [El Dorado or Placer County] Comment
  JEPS8663  Castilleja pruinosa Rimo Bacigalupi with G. Ledyard, Stebbins, Alex D. Hawkes, Juan Hunsiker, Daniel Zohary et al. 1952-7-20 3889 Placer ridge between Volcano Creek (Middle Fork American River and) Shirttail Creek (North Fork American River) (along Baker Divide, near junction of road from Iowa Hill Shirttail Creek with. . .); Baker Divide 1188 Comment
  UCD162575  Castilleja tenuis Steve Matson 1999-6-28 419 Placer nSNH; Tahoe north shore; Snow Creek watershed, Tahoe Vista/Kings Beach; middle fork at big pine meadow. 1920 Comment
  JEPS4524  Castilleja tenuis Rimo Bacigalupi and L. R. Heckard 1951-8-9 3490 Placer 2 mi s Tahoe Pines (near shore of Lake Tahoe) 1900 Comment
  CAS-BOT-BC47795  Ceanothus Baki Kasapligil 1974-10-6 4913 Placer Soda Springs, Sugar Bowl 1828 Comment
  SEINET5339319  Ceanothus W. D. Billings 1940-5-18 1307 Placer Opening in undistrubed pine woods. Gold run. Comment
  UC2014174  Ceanothus William Williams 1986-6-15 s.n. Placer Placer County: Norden. Hill at top of ski lift. Comment
  UC1281387  Ceanothus X flexilis G. Townsley, H. E. McMinn 1941-8-23 5367 Placer on road to Dutch Flat 1/8 mi n Mote Vista; n of Mote Vista Comment
  UCD150786  Ceanothus arcuatus J. Bisbee 2013-5-25 565 Placer Soda Springs Road; 1 mile west of where pavement ends; on south side of road. 2040 Comment
  UCD168258  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-BC47855  Ceanothus cordulatus Julia McDonald 1914-6-1 s.n. Placer Homewood Comment
  CAS-BOT-BC47862  Ceanothus cordulatus John Thomas Howell 1925-6-14 1152 Placer Lake Tahoe - Emerald Bay Camp 1889 Comment
  CAS-BOT-BC47894  Ceanothus cordulatus Sachs 1922-7-1 1216 Placer Lake Tahoe Comment
  CAS-BOT-BC47898  Ceanothus cordulatus H. E. McMinn 1926-5-29 1754 Placer 3.1 miles east of Crystal Springs Comment
  CAS-BOT-BC48698  Ceanothus cordulatus Brandegee 1899-7-1 9 Placer Donner Comment
  CAS-BOT-BC48711  Ceanothus cordulatus Elizabeth Parsons Hawver s.n. Placer Lake Tahoe Region Comment
  POM303018  Ceanothus cordulatus L. S. Rose 1944-7-11 44065 Placer Chambers lodge, Lake Tahoe. 1921 Comment
  RSA129722  Ceanothus cordulatus N. H. French 1934-5-24 361 Placer N Fork, N Fork American River, Colfax 1341 Comment
  SACT002895  Ceanothus cordulatus Michael Baad 1983-7-1 Placer At exit from I80 to Blue Canyon, second groth white fir, incense cedar. 1584.96 Comment
  SACT002900  Ceanothus cordulatus Michael Baad 1976-7-17 Placer On trail to Five Lakes. 1 mile west of Alpine Meadows Ski Area. Open brushy slopes on granite. 2072.0 Comment
  UC1070954  Ceanothus cordulatus N. French 1933-9-14 98 Placer Greek Store Colfax quad, Tahoe National Forest 1676 Comment
  UC1070972  Ceanothus cordulatus G. T. Nordstrom 1934-6-22 156 Placer 3.5 mi e by se Texas Hill; Colfax quad, Tahoe Nat. For. 1859 Comment
  UCD111389  Ceanothus cordulatus G. K. Helmkamp; E. A. Helmkamp 2007-5-23 12055 Placer Northern Sierra Nevada Mountains; along Forest Hill Road, 11.1 miles northeast of Foresthill. 1463 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
  UCR238579  Ceanothus cuneatus subsp. cuneatus George K. Helmkamp, E. A. Helmkamp 2012-3-31 18656 Placer Sacramento Valley, along CA-193, 0.1 mile west of its junction with Sierra College Blvd. 88 Comment
  UCR208585  Ceanothus diversifolius George K. Helmkamp, E. A. Helmkamp 2009-5-11 14654 Placer Sierra Nevada Mountains Foothills, along Forest Hill Road, 2.5 miles northeast of Foresthill 1073 Comment
  UCD22202  Ceanothus fresnensis Rex Palmer 1979-5-26 N 4 Placer Headwaters basin area of the North Fork of the American River 2011 Comment
  CAS-BOT-BC50755  Ceanothus integerrimus H. E. McMinn 1926-5-28 1741 Placer 10 miles N.W. of Auburn, along highway from Auburn to Grass Valley Comment
  CAS-BOT-BC50762  Ceanothus integerrimus Brandegee 1889-7-1 26 Placer Alta Comment
  RSA0035851  Ceanothus integerrimus George K. Helmkamp, Mary Alice Barnes 2013-4-18 20370 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
  RSA782547  Ceanothus integerrimus George K. Helmkamp, Amy Barnes 2009-7-12 15184 Placer Along Foresthill Road 10.3 miles northeast of the town of Foresthill 1370 Comment
  SEINET177897  Ceanothus integerrimus Marcus E. Jones 1882-5-28 2656 Placer Emigrant Gap Comment
  UC18463  Ceanothus integerrimus C. F. Sonne 1888-4-17 16 Placer Auburn Sierra Nevada Mts. Comment
  UCD111955  Ceanothus integerrimus Amelie Blyth 1952-5-11 9 -3 Placer Along Auburn-Forest Hill road, about 14 miles from Forest Hill. Comment
  UCD16102  Ceanothus integerrimus Dan Cederquist 1984-5-22 s.n. Placer California. Placer County: Rollins Lake. Comment
  UCD164646  Ceanothus integerrimus Brandi Sorensen 1995-6-1 21 Placer .73 kilometers northwest of Colfax. 671 Comment
  UCD22197  Ceanothus integerrimus Beth Lowe Corbin 1982-8-2 160 Placer Onion Creek Campground. S facing slope. Infrequent. Mostly sun. Opening in mixed conifer forest on fine, sandy, granitic soil. Deciduous shrub about 2 ft tall, with white flowers. 1841 Comment
  UCD22724  Ceanothus integerrimus K. A. Bear 1978-5-13 52 Placer 4.1 mi. E. of Foresr Hill Rd. on Mosquito Ridge Rd. Comment
  UCR222893  Ceanothus integerrimus George K. Helmkamp, E. A. Helmkamp 2010-4-17 15900 Placer Sierra Nevada Mountains Foothills, Rattlesnake Bar Road, 8.3 miles southwest of its junction with CA-49 near Pilot Hill 308 Comment
  POM86936  Ceanothus integerrimus var. californicus I. E. Diehl 1902-7-7 s.n. Placer Colfax Comment
  CAS-BOT-BC51039  Ceanothus integerrimus var. macrothyrsus Susie Peers 1929-5-1 s.n. Placer Colfax Comment
  SACT002944  Ceanothus lemmonii Michael Baad 1983-5-7 Placer 3.4 miles south of Colfax on Iowa Hill Road. 2 miles south of the North Fork of the American River. 978.0 Comment
  CAS-BOT-BC63396  Ceanothus prostratus H. E. McMinn 1926-5-29 1709 Placer Along highway 3.1 mi. e. of Crystal Springs. Comment
  CAS-BOT-BC63399  Ceanothus prostratus Brandegee 1889-4-1 72 Placer Blue Canyon. Comment
  UC1071286  Ceanothus prostratus J. E. Sowder 1933-4-28 59 Placer 3 mi sw Gold Run; Colfax Quad. Comment
  UCD37047  Ceanothus prostratus Beecher Crampton 1956-7-17 3732 Placer Placer County, 1.5 miles north of Blue Canyon. 1524 Comment
  UCR191062  Ceanothus prostratus George K. Helmkamp, E. A. Helmkamp 2007-5-23 12054 Placer Northern Sierra Nevada Mountains, along Forest Hill Road, 11.1 miles northeast of Foresthill 1463 Comment
  UC634570  Ceanothus tomentosus H. L. Mason 1926-5-29 3286 Placer Donner Pass Road near Alta; Donner Pass Road near Alta Comment
  RSA0028383  Ceanothus tomentosus Fay A. MacFadden 1934-3-31 12486 Placer Near Monte Vista Inn. Comment
  RSA6523  Ceanothus velutinus Jens Clausen 1932-9-15 48 Placer 2 miles W of Tahoe Tavern on the Truckee road. 1860 Comment
  CAS-BOT-BC63179  Ceanothus velutinus var. velutinus Geo. B. Grant 1906-7-15 s.n. Placer Tahoe Tavern, Lake Tahoe. 1889 Comment
  CAS-BOT-BC272145  Centaurea cineraria Jim Henderson 1977-5-19 s.n. Placer 8905 Crater Hill Road, Newcastle 304 Comment
  CAS-BOT-BC272115  Centaurea cyanus Peter H. Raven 1950-6-26 2409 Placer Along US 40 in the altitude range of Baxter's 1219 Comment
  CDA32782  Centaurea diffusa Robin Breckenridge 2009-8-18 PDR# 1313573 Placer In the vicinity of Cisco Grove, in eastbound I-80 center divide, near the Cisco Grove exit. 0 Comment
  CDA19809  Centaurea maculosa R. Breckenridge 1998-7-22 PDR 389788 Placer Sierra Nevada; Squaw Valley entrance road, 0.1 mi to tennis court. 0 Comment
  RSA755303  Centaurea maculosa George K. Helmkamp, E. A. Helmkamp 2009-8-12 15421 Placer Forest Hill road, 14.0 miles northeast of the city of Foresthill 1564 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
  CAS-BOT-BC288617  Centromadia fitchii L. R. Abrams 1917-9-15 6756 Placer 3-5 miles above Auburn Comment
  CAS-BOT-BC288619  Centromadia fitchii J. Clausen 1932-9-16 650 Placer 2.5 miles from Auburn on the Sacramento Rd Comment
  CAS-BOT-BC288620  Centromadia fitchii J. Clausen 1932-9-16 654 Placer 1.5 miles E of Lincoln on the Gold Hill Rd from Auburn Comment
  CAS-BOT-BC207587  Cercis occidentalis Marcus E. Jones 1882-7-4 3572 Placer Colfax Comment
  CAS-BOT-BC135625  Cercocarpus ledifolius var. ledifolius Olga Reifschneider 1956-5-27 s.n. Placer Fire road south of Truckee River, Hirschdale Comment
  UCD75744  Chaenactis douglasii Ellen Dean, M. Starbuck,; K. Mawdsley, G. Harrington, M. Bibbo, J. Poloske 2008-7-20 5208 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
  SEINET11826500  Chaenactis douglasii Unknown 1972-1 s.n. Placer French Meadows 1524 Comment
  UCD19685  Chaenactis douglasii var. douglasii Donald W. Kyhos 1967-9-3 67 -90 Placer On Hwy 89, 2.3 miles south of Hwy. 80 on a bank just west of Hwy. 89. Comment
  RSA122278  Chamaebatia foliolosa G. T. Nordstrom 1934-6-20 126 Placer At Mammoth Springs. 1677 Comment
  SBBG70529  Chamaebatia foliolosa M. N. Ackley -Jun-1925 948 Placer Gold Run 983 Comment
  SDSU9003  Chamaebatia foliolosa Sonle 1942-5-27 Placer Colfax. Comment
  UC615243  Chamaebatia foliolosa Beryl O. Schreiber 1932-9-11 758 Placer near Colfax Comment
  UC859465  Chamaebatia foliolosa Marcus E. Jones, A. M. 1882-6-28 3297 Placer Emigrant Gap Comment
  UCD112924  Chamaebatia foliolosa R. Bladin 1992-6-7 13 Placer Forest Hill near parket lot. 975 Comment
  UCD112928  Chamaebatia foliolosa Beecher Crampton 1970-11-10 8653 Placer Nyack. 1524 Comment
  UCD16126  Chamaebatia foliolosa Gregory Brickner 1984-5-12 27 Placer California. Placer County: off Forest Hill Rd. 5 mi E of Auburn. 438 Comment
  CHSC45987  Chamaesaracha nana Lowell Ahart 1972-6-28 128 Placer Near the Middle Fork of the American River, south across the river from Ahart Camp, French Meadows. 1524 Comment
  SD243214  Chamaesaracha nana George K. Helmkamp, E. A. Helmkamp 2011-8-26 18185 Placer Northern Sierra Nevada Mountains: along Forest Hill Road, 12.9 miles east of Humbug Road, less than 1 mile northwest of Robinson Flat. Rocky flat at roadside. 2050 Comment
  UC570790  Chamaesyce maculata H. L. Mason 1929-10-4 5451 Placer 1.5 mi above Auburn Comment
  UC1130424  Chamaesyce serpyllifolia B. Bolt 1934-7-22 160 Placer Chicken Hawk Camp 1280 Comment
  UC128212  Chamaesyce serpyllifolia Miss Harriet A. Walker 1908-7-25 1390 Placer Cisco 1810 Comment
  CAS-BOT-BC70193  Cheilanthes gracillima F. A. MacF. 1934-3-30 12534 Placer Dutch Flat Comment
  RSA124752  Cheilanthes gracillima John H. Thomas, Hazelle A. Thomas 1956-7-22 6224 Placer Sierra Nevada, vicinity of Donner Pass, about 80 miles northeast of Sacramento 2134 Comment
  SEINET3153750  Cheilanthes gracillima G. B. Grant 1906-7-15 7143 Placer About Lake Tahoe 2438 Comment
  UCD23228  Cheilanthes gracillima Beth Lowe Corbin 1982-8-9 287 Placer 2/3 mile southwest of Onion Creek campground. 1767 Comment
  CAS-BOT-BC70195  Cheilanthes gracillima M. E. Parsons 1910-7-25 s.n. Placer Eagle Falls, Emerald Bay, Lake Tahoe Comment
  UCD22173  Chenopodium atrovirens Beth Lowe Corbin 1982-8-17 362 Placer 1 2/3 miles SW of The Cedars. NW facing slope, 10% incline. Partial sun. Occasional. In sandy, disturbed soil on logging skid trail in white fir forest near creek. Calyx green, no petals. 1813 Comment
  CAS-BOT-BC451416  Chimaphila menziesii Ethel Hand; Harry Hand 1917-7-1 s.n. Placer Cisco Comment
  RSA782551  Chlorogalum pomeridianum George K. Helmkamp, Amy Barnes 2009-7-12 15172 Placer along Foresthill Road at the northeast end of the city of Foresthill 985 Comment
  UCR109611  Chondrilla juncea R. D. Goeden, Don W. Ricker 1967-6-9 s.n. Placer Sierra Nevada Foothills, Newcastle, on I-80 SW of Auburn 250 Comment
  UCR194954  Chorizanthe membranacea George K. Helmkamp, E. A. Helmkamp 2007-5-18 12038 Placer Northern Sierra Nevada Mountains Foothills, along the connection road from CA-49 to Forest Hill Road; 1.1 miles east of the crossing of the junction of the North and West Forks of the American River 229 Comment
  SBBG1287  Chrysolepis sempervirens E. R. Blakley 1960-8-30 3797 Placer Carnelian Bay, Lake Tahoe 1981 Comment
  SD243150  Chrysolepis sempervirens George K. Helmkamp, E. A. Helmkamp 2010-8-14 16768 A Placer Northern Sierra Nevada Mountains:Deadwood Riad, 1.2 miles south of its junction with Forest Hill Road (Westville 7.5'Q) 1563 Comment
  UCD110121  Chrysolepis sempervirens B. Crampton 1956-8-18 3765 Placer 2 miles north of Blue Canyon. 1524 Comment
  UCD110125  Chrysolepis sempervirens Beecher Crampton 1972-9-28 8883 Placer ca. 1 mile east of Baxter. Comment
  UCD21709  Chrysothamnus Rex Palmer 1979-6-9 N 139 Placer Headwaters basin area of the North Fork of the American River 2438 Comment
  UCD130486  Cichorium intybus G. K. Helmkamp; E. A. Helmkamp 2007-9-14 12949 Placer Northern Sierra Nevada Mountains. Along Mosquito Ridge Road, 0.4 mile east of Foresthill. 942 Comment
  SBBG61290  Circaea alpina M. N. Ackley -Jun-1925 731 Placer Lang's Crossing, Bear River 1371 Comment
  UCR177006  Cirsium George K. Helmkamp, E. A. Helmkamp 2005-10-1 9974 Placer Northern Sierra Nevada Mtns., NW of Lake Tahoe; Junction of Bear Creek Dr. and Big John Road (c. 2.2 miles west of Calif. Highway 89 and just south of Alpine Meadows Road) 2015 Comment
  CAS-BOT-BC289614  Cirsium andersonii W. R. Dudley 1900-6-29 s.n. Placer South of Truckee River at Tahoe City Comment
  SEINET7451074 Image available Cirsium andersonii P. A. Lehenbauer 1933-8-6 3177 Placer Lake Tahoe near Homewood Comment
  CDA32835  Cirsium douglasii CDFA Staff Placer Rocklin: Sierra College Blvd. 0 Comment
  UC30784  Cirsium occidentale var. californicum Mrs. M. M. Hardy 1893-1 Placer Placer County Comment
  UCD130666  Cirsium occidentale var. venustum A. S. Crafts 1926-5-1 1663 Placer American River Canyon. Comment
  CAS-BOT-BC439024  Cistanthe monosperma Alice Eastwood 1903-1-1 73 Placer Lake Tahoe Region. Sunnyside Comment
  CAS-BOT-BC228885  Cistanthe umbellata F. Almeda 1993-7-24 7279 Placer About 15 miles SE of Interstate Hwy #80 at Soda Springs on the trail to Upper Sheep Valley 2134 Comment
  CAS-BOT-BC228893  Cistanthe umbellata Barry Hammel; Teddi Hammel 1976-5-27 232 Placer Ca. 1 mile on rd. off I-80 near mile post 170 1737 Comment
  RSA122172  Clarkia biloba subsp. brandegeeae C. R. Clar 1933-5-6 115 Placer Near Newcastle. 183 Comment
  UCD72513  Clarkia biloba subsp. brandegeeae Ellen Dean 2006-5-22 3140 Placer Above north fork of the American River, east of Foresthill Bridge, along Upper Lake Clementine Road nearing the bottom (river end) of the road. 308 Comment
  UCR193296  Clarkia biloba subsp. brandegeeae George K. Helmkamp, E. A. Helmkamp 2007-5-30 12179 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 10.7 miles east of its junction with Forest Hill Road in Foresthill 588 Comment
  UCD34164  Clarkia purpurea Beecher Crampton 1977-6-11 9501 Placer 3.5 miles N.E. of Auburn, Dry Creek road just east of Elder's Corners. Comment
  CAS-BOT-BC162495  Clarkia purpurea subsp. purpurea H. M. Hall 1917-5-9 10291 Placer Sacramento Valley, just above Lincoln Comment
  UCR218445  Clarkia purpurea subsp. viminea George K. Helmkamp, Mary Alice Barnes & Mary Jane Ganibe 2010-7-2 16424 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
  UC422824  Clarkia rhomboidea Milo S. Baker 1904-7-7 Placer Fallen Leaf Lake Comment
  UC930715  Clarkia rhomboidea Marcus E. Jones, A. M. 1882-6-30 2719 Placer Emigrant Gap Comment
  POM250666  Clarkia rhomboidea Lincoln Constance 1938-6-8 2287 Placer 3 miles north of Nevada City, Sierra Nevada foothills 762 Comment
  UCR174012  Clarkia unguiculata George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-14 10710 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
  UC1585857  Claytonia exigua subsp. exigua Barbara Ertter with David Thompson 1989-4-8 8171 Placer Iowa Creek Road near Auburn State Recreation Area entrance (at creek crossing, about 2 mi from I-80) 518 Comment
  SD211679  Claytonia exigua subsp. glauca Barbara Ertter, David Thompson 1989-4-8 8174 Placer Iowa Creek Road, ca. 2.0 miles from I-80 near entrance to Auburn State Recreation Area at creek crossing. 518 Comment
  CDA12000  Claytonia lanceolata G. F. Hrusa 1995-5-2 12181 Placer Sierra Nevada; Near intersection of Mosquito Ridge Rd. and Jarvis Rd. on spur to Placer Redwood Grove. Comment
  CAS-BOT-BC229130  Claytonia megarhiza Wm. R. Hewlett 1959-8-1 s.n. Placer Lyon Peak 2651 Comment
  JEPS43378  Claytonia parviflora subsp. grandiflora W. L. Jepson 1938-4-5 18585 Placer 2 mi e Auburn (near North Fork American River) Comment
  UCD100688  Claytonia parviflora subsp. parviflora Eric S. Nagy 1990-6-2 27 Placer Bridlevail Falls, Rt. 50. Comment
  UCR171545  Claytonia perfoliata George K. Helmkamp, E. A. Helmkamp 2006-2-9 10058 Placer Northern Central Valley, English Colony Way [Humphrey Road] at Sierra College Blvd near Clover Valley Creek; SE of Lincoln 183 Comment
  CDA32818  Claytonia perfoliata William J. Ferlatte 1977-3-21 s. n. Placer Rocklin: Corner of China Garden Rd. & Rustic Hills Dr., next to Hwy 80 0 Comment
  SEINET5336356  Claytonia perfoliata J. Solaegui 1977-3-19 s.n. Placer 3 miles east of Auburn on Rt. 49. Along dirt road on eastern sloping hillside 335 Comment
  CAS-BOT-BC91457  Clematis lasiantha Annetta Carter 1937-4-25 1249 Placer Between Folsom and Auburn, 6.5 miles southeast of Loomis. 152 Comment
  UCD41456  Collinsia Ellen Dean; Davis Botanical Society 2003-5-17 1759 Placer Dutch Flat area, north of Hwy 80 near Alta Exit. Along Drum Powerhouse Road, about 1.5 road miles northeast of intersection with Main Street. 1066 Comment
  SEINET13391961  Collinsia heterophylla D. F. Erskine 1941-4-13 8 Placer 5 miles E of Roseville. 76 Comment
  UCR250144  Collinsia tinctoria George K. Helmkamp, Elizabeth Helmkamp 2013-6-11 20823 Placer Northern Sierra Nevada Mountains Foothills, junction of Yankee Jim's Road and Shirttail Canyon Road, NW of Foresthill 463 Comment
  SEINET13406670  Collinsia torreyi L. R. Miller 1934-6-10 s.n. Placer Lake Tahoe, near Homewood. Comment
  SCFS856  Collinsia torreyi E. Krimmel 2013-6-29 Placer North Fork American River. Painted Rock Trail, Top Meadow, as PCT heads down to Painted Rock. Comment
  UC147574  Collinsia torreyi var. torreyi Harriet A. Walker 1908-6-23 1238 Placer Blue Canyon 1432 Comment
  JEPS72695  Collinsia torreyi var. wrightii Gladys L. Smith 1972-6-18 3167 Placer Alpine Meadows 2072 Comment
  UC885529  Collinsia torreyi var. wrightii Alice Eastwood Jun 15 1912-Jun 19 1912 431 Placer Lake Tahoe Region 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
  CDA25005  Collomia grandiflora J. Glazner 2000-8-16 s.n. Placer Lake Tahoe; betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1889 Comment
  JEPS111288  Collomia grandiflora Steve Matson 2005-7-4 1372 Placer Martis Valley, southeast of Truckee, National Recreation Area (Army Corps of Engineers), south of Highway 267 and south of Martis Creek and west of Northstar subdivision; near stream. 39.2899 N, 120.1367 W: elevation 5,900 ft. 1798 Comment
  UCD21979  Collomia grandiflora Beth Lowe Corbin 1982-8-4 246 Placer 1 mile NE of Onion Creek campground. 1950 Comment
  UCR218223  Collomia grandiflora George K. Helmkamp, E. A. Helmkamp 2010-6-26 16386 Placer Sierra Nevada Mountains Foothills, junction of Canyon Way and Yankee Jim's Road, east of I-80 between Weimar and Colfax 616 Comment
  UC1123648  Collomia heterophylla N. French 1934-6-15 413 Placer Scott Hill Tahoe National Forest, Colfax Quadrangle Comment
  CHSC73060  Collomia linearis L. P. Janeway 1998-8-6 5969 Placer Lake Tahoe Basin Management Unit - National Forest. North side of Blackwood Creek, 1.7 mi west of Lake Tahoe. Meadow complex. 1938 Comment
  CHSC73969  Collomia linearis Susi Urie 1998-8-18 98 -066 Placer Lake Tahoe Basin--National Forest. About 0.2 mi north of Lake Tahoe; meadow complex between Kings Beach and Tahoe Vista. 1901 Comment
  SCFS5067  Convolvulus arvensis E. Krimmel 2014-6-26 Placer Above NF American river, on north side not far above Heath Falls overlook Comment
  UCD13352  Convolvulus arvensis M. Winthrop 1989-6-3 2 Placer Placer Co.;:Dry creek exit off 80. T 12N, R 8E, Sect. 16, SW 1/4. Elev. 1200 ft. 365 Comment
  JEPS6795  Cordylanthus tenuis subsp. tenuis W. L. Jepson 1918-8-20 8075 Placer Lake Tahoe Tahoe City 1905 Comment
  SD235031  Cordylanthus tenuis subsp. tenuis G. K. Helmkamp, E. A. Helmkamp 2006-8-11 11212 Placer Northern Sierra Nevada Mtns. Foothills: along Forest Hill Rd., 8.7 miles northeast of Forest Hill. 1310 Comment
  SEINET3386356 Image available Cordylanthus tenuis subsp. tenuis G. K. Helmcamp, E. A. Helmkamp 2006-8-11 11212 Placer Northern Sierra Nevada Mtn Foothills: along Forest Hill Rd, 8.7 mi NE of Forest Hill 1311 Comment
  UC103431  Cordylanthus tenuis subsp. tenuis C. F. Sonne Aug. 1897 Placer Truckee River Sierra Nevada Mountains Comment
  JEPS86720  Cordylanthus tenuis subsp. tenuis Kristin Berry 1987-7-11 Placer 100 yd n Squaw Creek; Shirley Canyon Comment
  CAS-BOT-BC287162  Coreopsis stillmanii Volney Rattan 1865-1-1 s.n. Placer Auburn Comment
  UC1999784  Cornus nuttallii H. E. M. Dobson 1977-10-23 285 Placer near Forest hill. Comment
  UCR246505  Cornus nuttallii Martin J. Beran 1994-5-27 023 Placer Lang Crossing of Hwy 20, South Fork of Yuba River, 20 m from river along dirt road 1415 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
  UCD22325  Cornus sericea subsp. occidentalis Rex Palmer 1979-5-26 N 35 Placer Headwaters basin area of the North Fork of the American River. 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
  JEPS126343  Cornus sericea subsp. sericea Steve Matson 1998-9-1 394 Placer Tahoe north shore; Snow Creek Watershed, Tahoe Vista/Kings Beach; dirt roas extension of North Ave. at junction with west fork of Snow Creek. Comment
  JEPS50176  Cornus sessilis Louise E. Delius 1932-4-17 Placer Alta Comment
  JEPS50178  Cornus sessilis Elizabeth Price 1932-4-10 Placer Dutch Flat Comment
  UC634828  Cornus sessilis Mrs. Price 1932-4-3 Placer Dutch Flat Sierra Nevada, Dutch Flat Comment
  UCD150476  Cornus sessilis James A. Neilson Jr. 1970-7-9 1493 Placer Tahoe Basin, near mouth of Ward Creek. 1905 Comment
  UCD33845  Cornus sessilis Beecher Crampton 1973-10-2 9020 Placer Placer County, Baxter along Canyon Creek. 1219 Comment
  CDA39023  Coronilla varia D. G. Kelch 2011-10-3 11 .818 Placer Tahoe City. Granlibakken Resort. Comment
  UCD34552  Coronilla varia Beecher Crampton 1985-6-23 9997 Placer Placer County, North Shore Lake Tahoe, Stateline road. Comment
  JEPS126259  Corydalis caseana subsp. caseana Steve Matson 2002-5-26 636 Placer Tahoe north shore; above Tahoe City; south side of Antone Meadows. Comment
  CDA7467  Cosmos bipinnatus T. C. Fuller 1962-9-2 9625 Placer Highway 40 to Donner Summit, 2.6 miles east of Blue Canyon Road. 0 Comment
  CDA16800  Crepis acuminata G. F. Hrusa, J. Glazner 2001-7-15 15939 Placer Sierra Nevada; Colony at base of summit rock spire among rocky & gravelly subalpine slopes. NW side at summit of Crows Nest Pk. immed. W of Sugarbowl. To 2 dm. tall. 2377 Comment
  UCD75739  Crepis acuminata Ellen Dean, M. Starbuck,; K. Mawdsley, G. Harrington, M. Bibbo, J. Poloske 2008-7-20 5202 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, ridge between Southern Pacific RR tracks and railroad tunnel to the west of Lakeview Canyon, large turnabout/parking area with off-road vehicle use. 2207 Comment
  CAS-BOT-BC291525  Crepis intermedia Alice Eastwood 1909-1-1 57 Placer Sunnyside, Lake Tahoe Region Comment
  UC485359  Crepis occidentalis Miss Helen D. Geis 1912-6 33 Placer Deer Park Comment
  POM17642  Crepis occidentalis subsp. conjuncta Marcus E. Jones 1882-6-30 2784 Placer Emigrant Gap. Comment
  UCD162528  Crepis occidentalis subsp. pumila Steve Matson 2005-7-3 1351 Placer nSNH; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; north of Highway 267, east of Martis Creek. 1780 Comment
  CDA15957  Crepis pleurocarpa G. F. Hrusa, J. Glazner 1999-7-17 15143 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  SEINET9343024  Cryptantha affinis George Hrusa, Glazner, J. 1999-7-17 15184 c Placer Martis Valley, off Hwy 267, S of Truckee. Abies concolor forest with rock outcrops. Disturbed in some places. More mesic than other areas dominated by Pinus jeffreyi. Occasional in +- formerly disturbed areas. Comment
  UC78393  Cryptantha affinis Katharine Curran Sep 1888 Placer Blue Canyon Comment
Read comments
May 23 2013
  UC857053  Cryptantha ambigua unknown 1286 Placer Summit Station 2121 Comment
  CAS-BOT-BC218775  Cryptantha humilis John Thomas Howell 1943-7-26 18845 Placer Mt. Lincoln Comment
  JEPS126397  Cryptantha simulans Steve Matson 1997-8-17 810 Placer nSNH; Tahoe north shore; Snow Creek watershed, Tahoe Vista/Kings Beach; Middle Fork Snow Creek above golf course along trails. Comment
  JEPS126402  Cryptantha torreyana var. torreyana Steve Matson 1998-7-12 337 Placer nSNH; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; north of Highway 267. Comment
  UCD75697  Cryptantha watsonii Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5146 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
  UCR146848  Cuscuta brachycalyx Beecher Crampton 1977-7-2 9512 Placer Sierra Nevada Foothills, 3.5 miles northeast of Auburn, east of Elder's Corner on Dry Creek Road 412 Comment
  CAS-BOT-BC224541  Cuscuta californica Beecher Crampton 1977-7-2 9512 Placer 3.5 miles N.E. of Auburn, east of Elder's Corners on Dry Creek road Comment
  UCR209746  Cuscuta californica var. californica George K. Helmkamp, E. A. Helmkamp 2009-8-12 15441 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
  UCD150751  Cuscuta suksdorfii James A. Neilson Jr. 1971-8-31 2553 Placer Tahoe Basin, Blackwood Creek. 2133 Comment
  SACT000847  Cynosurus echinatus Josephine Van Ess 1976-4-26 Placer Collected near top of hill 1 mile south of Rocklin Road in lightly shaded bank. 182.9 Comment
  SACT000854  Cynosurus echinatus D. Meyer 1983-6-18 Placer Shady area. 1170.0 Comment
  UCD60135  Cynosurus echinatus Beecher Crampton 1955-6-15 2920 Placer 8 miles west Forest Hill. Comment
  CAS-BOT-BC114550  Cyperus eragrostis Brighton C. Cain 1925-8-15 4 Placer 2 miles south of Auburn at Wise Power House. Comment
  SDSU11702  Cyperus niger D. F Howe 1960-9-18 2973 Placer 4 miles north of Auburn, Place Co. 518 Comment
  CAS-BOT-BC113818  Cyperus niger var. capitatus LeRoy Abrams 1917-9-15 6757 Placer 3-5 mi. above Auburn. Comment
  RSA92359  Cyperus niger var. capitatus Beecher Crampton 1953-11-4 1734 Placer Along an irrigation canal, Sunnybrook Hereford Farm, 2 miles north of Lincoln Comment
  RSA692808  Cystopteris fragilis May N. Ackley 1924-06 32 Placer Bear Valley 1372 Comment
  SEINET6627867  Cystopteris fragilis M. J. Williams 1970-6-23 s.n. Placer [Sierra Nevada] Near Cisco Grove 1722 Comment
  SEINET5327059  Cytisus scoparius A. Allen 1950-4-29 25 Placer Halfway between Loomis and Folsom on Folsom road 91 Comment
  SACT000867  Dactylis glomerata Michael Baad 1977-6-2 Placer End of road. 8.5 miles southwest of junction of Deadwood and Forest Hill Divide Road. 666.0 Comment
  SACT000874  Dactylis glomerata D. Meyer 1984-5-6 Placer On Garden Bar Road, riparian habitat. 182.0 Comment
  SEINET175768 Image available Dactylis glomerata M. E. Jones 1882-5-27 3283 Placer Emigrant Gap Comment
  UCD60282  Dactylis glomerata Collector unknown 1951-1 Placer Auburn Area. Comment
  SACT000865  Dactylis glomerata J. Sitts 1983-7-30 Placer 0.3 mile west of campground on road to Barker Peak Comment
  SACT000887  Danthonia californica D. Meyer 1983-7-24 Placer Moist, shady roadside. 1036.32 Comment
  UC1137143  Danthonia californica August L. Hormay 1932-7-7 Placer Upper Truckee River Comment
  UCD22245  Danthonia californica Beth Lowe Corbin 1982-8-3 174 Placer Onion Creek Campground. SW facing slope. Sun. Uncommon. Open, dry meadow of mixed conifer forest in fine, sandy, granitic soil. Perennial, forming a loose clump. 1841 Comment
  SACT000885  Danthonia californica var. americana Michael Baad 1983-8-27 Placer 2072.64 Comment
  UCD61008  Danthonia californica var. americana E. Wilson 1935-8-11 s. n. Placer Cisco Grove. Comment
  CAS-BOT-BC194410  Danthonia intermedia L. S. Smith 1926-6-23 1976 Placer Squaw Valley, Tahoe Forest 1889 Comment
  CAS-BOT-BC420642  Darmera peltata Brandegee Unspecified s.n. Placer Blue Canon Comment
  SEINET6647468  Dasiphora fruticosa P. B. Kennedy, S. B. Doten 1901-8-10 275 Placer Summit of Tinker Knob. Comment
  POM270666  Delphinium depauperatum Lyman Benson 1942-7-2 11255 Placer Highway junction 1 mile west of Truckee. Truckee River drainage area. 1829 Comment
  UCD22178  Delphinium depauperatum Beth Lowe Corbin 1982-8-4 229 Placer 1/3 mile NW of Onion Creek Campground. SW facing slope, 10% inclination. Uncommon. Partial sun. Opening in white fir forest on rocky, fine, sandy soil. Flowers deep blue, with white markings. 1981 Comment
  CAS-BOT-BC8825  Delphinium gracilentum Miss Francis Patterson 1921-4-1 s.n. Placer Dutch Flat Comment
  HSC82229  Delphinium hesperium Thomas W. Nelson 1979-4-10 4589 Placer Along W side of Sierra College Blvd. between I-80 and Douglas Blvd. Comment
  SEINET5338028  Delphinium hesperium R. L. Smith 1942-4-3 s.n. Placer 5 mi. E of Roseville. 122 Comment
  CAS-BOT-BC116088  Delphinium nuttallianum A. A. Heller 1919-7-26 13311 Placer Summit meadows west of Donner Pass. 2072 Comment
  CAS-BOT-BC116095  Delphinium nuttallianum A. A. Heller 1919-7-26 13311 Placer Summit meadows west of Donner Pass. 2072 Comment
  UCD96146  Delphinium nuttallianum G. K. Helmkamp; E. A. Helmkamp 2007-5-23 12060 Placer Northern Sierra Nevada Mountains: Humbug Canyon Road, 0.2 mile northwest of Forest Hill Road, generally southwest of Westville. 1576 Comment
  SEINET5338168  Delphinium variegatum D. H. Erskine 1941-4-27 27 Placer 2 miles east of Roseville. 76 Comment
  CAS-BOT-BC82864  Dendromecon rigida Belle R. Jackson 1932-6-1 s.n. Placer Near Gold Run, above Colfax. Comment
  RSA388346  Dendromecon rigida T. Sholars 1975-5-11 30 Placer Mosquito Ridge Road, 6 miles east of intersection with Foresthill Road Comment
  SACT000902  Deschampsia cespitosa Michael Baad 1983-7-10 Placer Open wet meadow with Allium. 1524.0 Comment
  UCD43044  Deschampsia cespitosa C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-19 413 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  UCD43877  Deschampsia cespitosa C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-9 1243 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  CAS-BOT-BC192431  Deschampsia cespitosa subsp. cespitosa John Thomas Howell 1943-7-19 18569 Placer Summit Valley Comment
  CAS-BOT-BC198146  Deschampsia danthonioides L. R. Abrams 1935-4-20 13684 Placer Roseville, Sacramento Valley Comment
  SACT000913  Deschampsia danthonioides Michael Baad 1977-6-3 Placer Serpentine outcrop at Jeffery pine. 1.2 miles west of camp. 1219.2 Comment
  SACT000953  Deschampsia elongata D. Meyer 1983-6-25 Placer 1418.0 Comment
  UCR249597  Deschampsia elongata George K. Helmkamp, Elizabeth Helmkamp 2013-6-11 20821 Placer Northern Sierra Nevada Mountains Foothills, Yankee Jim's Road, 3.6 miles northwest of its junction with Forest Hill Road 768 Comment
  UCR249609  Deschampsia elongata George K. Helmkamp, Elizabeth Helmkamp 2013-6-11 20833 Placer Northern Sierra Nevada Mountains Foothills, junction of Yankee Jim's Road and Shirttail Canyon Road, NW of Foresthill 463 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
  UCD42841  Descurainia incana C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-23 207 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  JEPS111246  Descurainia sophia Steve Matson 2005-6-11 1263 Placer Martis Valley, ca 3 miles southeast of Truckee, Martis Creek Lake National Recreation Area; SW of Parking Area; 339.2950 N, 120.1420 W; Elevation 5850 ft. 1783 Comment
  UCSC000321  Descurainia sophia Harriet A. Walker 2010-6-19 2139 Placer Truckee, in the street Truckee Comment
  UCD82716  Dicentra formosa Robin McMaster 1973-6-3 432 Placer Lake Spaulding. 1524 Comment
  UCR207861  Dicentra formosa George K. Helmkamp, E. A. Helmkamp 2009-4-22 14568 Placer Sierra Nevada Mountains Foothills, town of Foresthill, along Forest Hill Road 988 Comment
  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
  SEINET5340464  Dicentra formosa B. M. Cunningham 1960-4-17 s.n. Placer Monte Viste Inn 1372 Comment
  CAS-BOT-BC444011  Dichelostemma capitatum subsp. capitatum George K. Helmkamp; Mary Alice Barnes 2013-4-18 20348 Placer Foothills, northern Sierra Nevada Mountains: Yankee Jim Road, 0.9 mile east of its junction with Canyon Way, 4.4 miles SE (167 deg. ) of Colfax. 170 Comment
  RSA0035848  Dichelostemma capitatum subsp. capitatum George K. Helmkamp, Mary Alice Barnes 2013-4-18 20348 Placer Yankee Jim Road, 0.9 mile east of its junction with Canyon Way, 4.4 miles SE (167 ) of Colfax 561 Comment
  RSA333562  Dichelostemma capitatum subsp. capitatum Craig Martz, Richard F. Sannar 1982-3-24 41 Placer Both sides of Dowd Road, 3 miles S of Sheridan. 100 Comment
  UCD164648  Dichelostemma congestum Brandi Sorensen 1995-5-12 5 Placer 3.5 kilometers north of Auburn. 2.4 kilometers west of Interstate 80. Comment
  SBBG57626  Dichelostemma multiflorum M. N. Ackley -Jun-1925 634 Placer Gold Run 983 Comment
  UC635220  Dichelostemma volubile H. L. Mason 1926-5-28 3276 Placer 5 mi above Auburn Comment
  JEPS40711  Dieteria canescens var. shastensis Miss Helen D. Geis Jun 1 1912-Jul 1 1912 173 Placer Deer Park Comment
  CHSC97704  Digitaria sanguinalis Lowell Ahart 2007-11-13 14600 Placer On the strand of Camp Far West Reservoir, about 300 yards west of Bear River, about 1/8 mile east of McCourtney Road, about 5 1/2 miles (air) northeast of Sheridan. 73 Comment
  UCD32976  Digitaria sanguinalis Beecher Crampton 1965-9-13 7495 Placer Placer County, Gold Run, Interstate Hwy. 80. 975 Comment
  UCD64110  Digitaria sanguinalis Beecher Crampton 1965-9-13 7495 Placer Gold Run, Interstate Hwy. 80. 975 Comment
  CAS-BOT-BC150478  Diplacus grandiflorus Marcus E. Jones 1882-6-28 3288 Placer Emigrant Gap Comment
  SBBG128856  Diplacus mephiticus G. K. Helmkamp, E. A. Helmkamp 2010-7-28 16679 Placer Forest Hill Rd, 1.8 mi E of Forest Route 13/American Hill Rd 1662 Comment
  CAS-BOT-BC151673  Diplacus torreyi G. K. Helmkamp; E. A. Helmkamp 2009-8-12 15425 Placer Sierra Nevada Mountains: Forest Hill Road, 20.5 miles northeast of the city of Foresthill, Duncan Peak 7.5' Q. 1661 Comment
  SEINET14196701  Diplacus torreyi P. A. Lehenbauer, R. E. L. 1923-6-6 1106 Placer Hell Hole. Comment
  CAS-BOT-BC151678  Diplacus torreyi F. A. Mac Fadden 1934-7-1 12558 Placer Canyon Creek, Monte Vista Inn Comment
  CAS-BOT-BC208627  Distichlis spicata Beecher Crampton 1957-7-17 3721 Placer Along the railroad, Blue Canyon. 1432 Comment
  CAS-BOT-BC229024  Dittrichia graveolens George K. Helmkamp; E. A. Helmkamp 2011-11-28 18480 Placer Sacramento Valley/Sierra Nevada Foothills: along CA-193 (Lincoln-Newcastle Hwy), 2.0 miles east of East Street in Lincoln, near Stagecoach Ln. 125 Comment
  UCD78101  Dittrichia graveolens Robert E. Preston 2005-11-9 2368 Placer Between Roseville and Lincoln, at jct Sunset Blvd and Placer Corp Dr. 41 Comment
  HSC34456  Dodecatheon alpinum A. M. Montalvo, J. D. Ackerman 1974-7-20 388 Placer Alpine meadows Ski Area W of Deer Park and Hwy. 89 2134 Comment
  UCD43336  Dodecatheon alpinum C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-12 704 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  SEINET8561467  Dodecatheon clevelandii subsp. patulum A. Beninghoff 1930-3-18 2586 Placer 5 miles E of Lincoln. Comment
  SEINET8561728  Dodecatheon hansenii J. Elder 1961-3-18 s.n. Placer 5 miles SE of Auburn. 366 Comment
  JEPS108482  Downingia bicornuta var. picta Lisa Schultheis 1995-5-22 167 -95 Placer MacClellan Air Force Basee Lincoln antennae site. N of Sacramento. N of Moore Rd. and W of Dowd Rd. Comment
  JEPS14478  Downingia cuspidata R. E. Arp 1932-4-18 7 Placer Roseville Comment
  OBI20963  Downingia ornatissima Carl B. Wolf 1937-5-12 8615 Placer Sacramento Valley, 1 mi N of Lincoln 46 Comment
  SFV3647  Downingia ornatissima L. Gould 1962-4-17 54 Placer Sierra Nevada 6 miles west of Roseville on P. F. E. Road. Comment
  CAS-BOT-BC41960  Draba albertina C. F. Sonne 1885-7-12 12 Placer Sierra Nevada Mountains. Above Coldstream. 2438 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
  UC147644  Drymocallis glandulosa var. glandulosa Harriet A. Walker 1908-6-23 1206 Placer Blue Canyon 1432 Comment
  UC1128193  Drymocallis lactea Ben Bolt 1934-7-16 163 Placer 1/2 mi s Emigrant Mine; Tahoe National Forest, Truckee Quad. 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
  SD125411  Dudleya cymosa Russel Hopper 1975-5-24 54 Placer 1.0 mile east of junction of State Highways 49 and 195 on Highway 49. 669 Comment
  CAS-BOT-BC113793  Dulichium arundinaceum George Ledyard Stebbins 1969-7-20 6946 Placer Sailor Meadow, S of North Fork, American River. Comment
  CAS-BOT-BC113798  Dulichium arundinaceum L. S. Smith 1925-9-24 1738 Placer Jew Boy Range north of Cisco 1676 Comment
  UCD19111  Dysphania pumilio A. M. Shapiro 1987-10-16 s.n. Placer Southern Pacific Right-of-way. 2103 Comment
  CAS-BOT-BC113491  Eleocharis bella John Thomas Howell 1943-7-22 18707 Placer Summit Valley Comment
  CHSC74019  Eleocharis bella Susi Urie 1998-8-19 98 -083 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
  CAS-BOT-BC113378  Eleocharis engelmannii A. A. Heller 1917-8-12 12874 Placer Southern Pacific reservoir W of Emigrant Gap. Comment
  UC1100711  Eleocharis pachycarpa Malcolm A. Nobs 1948-9-25 689 Placer about 9 mi N of Auburn (Rock Creek, Highway 49) Comment
  UCD73910  Elymus Rebecca Epanchin-Niell 2000-5-29 46 Placer Miller Oak Dr., Auburn CA. Comment
  CAS-BOT-BC203869  Elymus X hansenii A. A. Beetle 1941-5-25 2688 Placer 10 miles west of Colfax 762 Comment
  SACT001075  Elymus elymoides subsp. californicus James Grove 1977-7-15 Placer 2000.0 Comment
  UCD44557  Elymus elymoides subsp. californicus C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1923 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  UCD61692  Elymus elymoides subsp. californicus L. S. Smith 1916-6 s.n. Placer Squaw Valley. Comment
  UC34008  Elymus elymoides subsp. elymoides C. F. Sonne July 1892 7 Placer Tinkers Knob 2743 Comment
  SACT001106  Elymus glaucus Michael Baad 1983-7-23 Placer Next to stream, along southwest side of Highway 267, approximately 6 miles southeast of Truckee. 2316.0 Comment
  SACT001109  Elymus glaucus Josephine Van Ess 1977-5-13 Placer Collected near Mount Vernon Road. Shaded roadside bank. 353.7 Comment
  SACT001114  Elymus glaucus Michael Baad 1976-8-7 Placer 2072.0 Comment
  UCD36668  Elymus glaucus Beecher Crampton 1955-6-15 2903 Placer Placer County, Yankee Jims. 807 Comment
  CAS-BOT-BC206795  Elymus glaucus subsp. glaucus Lewis S. Rose 1944-7-12 44091 Placer Chambers Lodge, Lake Tahoe 1920 Comment
  SACT001077  Elymus glaucus subsp. jepsonii D. Meyer 1984-6-10 Placer 606.0 Comment
  SACT001108  Elymus glaucus subsp. jepsonii Josephine Van Ess 1977-6-3 Placer Collected at bend in road about .75 mile west of highway 49. Oak woodland, moist. 420.7 Comment
  UCD44477  Elymus glaucus subsp. jepsonii C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1843 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  UCD36715  Elymus multisetus Beecher Crampton 1955-7-13 3004 Placer Placer County, 3.5 miles east of Baxter, along U.S. Highway 40. Comment
  UCD94851  Elymus multisetus Beecher Crampton 1957-5-7 3979 Placer 3.2 miles N of Roseville, along railroad and U.S. Highway 99E. Comment
  CAS-BOT-BC213844  Elymus sierrae A. A. Heller 1917-8-13 12919 Placer Ridge northwest of Donner Pass 2377 Comment
  JEPS45876  Elymus sierrae L. S. Smith 1928-7-18 2378 b Placer Tahoe <National> Forest; along Whiskey Creek trail above camp 2133 Comment
  SACT001147  Elymus sierrae Michael Baad 1976-8-4 Placer Shores of Mildred Lakes and Northeast-facing slope of Mildred Ridge. Comment
  UC33986  Elymus sierrae C. F. Sonne Sept. 1892 1 Placer mts. above Coldstream 2590 Comment
  UCD36663  Elymus stebbinsii subsp. septentrionalis Beecher Crampton 1955-6-15 2895 Placer Placer County, Shirttail Canyon, 6.5 miles west of Iowa Hill. Comment
  UCD43095  Elymus trachycaulus subsp. trachycaulus C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-19 463 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  SACT001154  Elymus triticoides D. Meyer 1983-7-30 Placer Campground along Truckee river. 1853.18 Comment
  CDA18048  Elytrigia intermedia K. Connelly 1999-8-2 PDR 1223706 Placer Along side of Rd 8, off of Hwy 89, Truckee. 0 Comment
  CAS-BOT-BC410298  Enemion occidentale Serena Philips 1915-4-2 s.n. Placer Mountains near Alta Comment
  UCR257635  Epilobium angustifolium George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19537 Placer Northern Sierra Nevada Mountains, Sugar Bowl Road, 0.4 mile south of its junction with Donner Pass Road, just west of Lake Mary 2136 Comment
  UCD150582  Epilobium campestre James A. Neilson Jr. 1971-8-13 2332 Placer Tahoe Basin, Lagoon road, Homewood. 1914 Comment
  CAS-BOT-BC171975  Epilobium canum subsp. latifolium G. L. Stebbins; R. Bacigalupi; F. Ehrendorfer; Juan Hunziker; Howard Stutz; Daniel Zohary 1952-7-19 3859 Placer Rock outcropping just above torrent of main stream, North Fork of American River, below Cape Horn sta. on S.P.RR, 1/2 mile above bridge on colfax - Iowa Hill Road 381 Comment
  SBBG60114  Epilobium canum subsp. latifolium Milo H. Gates 1879-1 Placer American River Comment
  JEPS111211  Epilobium ciliatum Steve Matson 2005-7-4 1373 Placer Martis Valley, southeast of Truckee, National Recreation Area, south of Highway 267 and south of Martis Creek and west of Northstar subdivision; southwest edge of wet meadow ;39.2871 N, 120.1407 W: elevation 5,900 ft. 1798 Comment
  OBI12068  Epilobium ciliatum Robert F. Hoover 1967-9-5 10844 Placer Carnelian bay, Lake Tahoe Comment
  UCD38902  Epilobium ciliatum subsp. ciliatum Beecher Crampton 1959-7-23 5425 Placer 6 miles north of Folsom. Along Folsom-Auburn Blvd. Comment
  RSA123118  Epilobium ciliatum subsp. glandulosum H. S. Yates 1936-8-9 5989 Placer 2 miles southwest of Martis Peak. 2287 Comment
  JEPS127508  Epilobium glaberrimum subsp. fastigiatum Steve Matson 2002-8-4 663 Placer nSNH: Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; south side of Highway 267, south of Martis Creek, southern limit of Wildlife Area close to fence line. Comment
  CHSC74240  Epilobium hallianum Susi Urie 1998-9-4 98 -245 Placer Lake Tahoe Basin--National Forest. Meadow complex on north side of Ward Creek about 2.9 mi west of Lake Tahoe and Sunnyside. 2011 Comment
  UC422825  Epilobium hallianum H. M. Hall July 1910 8748 Placer Soda Springs of the Yuba Sierra Nevada Mountains 2042 Comment
  SD102800  Epilobium lactiflorum Darley F. Howe 1978-7-14 Placer Along state highway 20, 29 miles west of Truckee. 1646 Comment
  CHSC91617  Epilobium minutum M. I. Wibawa; G. F. Hrusa, J. Glazner 2002-5-22 213 Placer Forest Hill Divide. Hughes Mill, along Finning Mill Rd, +- 3 mi N of Forest Hill Rd, +- 3 mi E of Forest Hill. Serpentine flats adjacent to road. UTM: 10S, 4329930 N, 0691823 E. 1066 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
  UC20082  Epilobium obcordatum W. H. Brewer 1863-8-27 2163 Placer near Knoxville; Truckee River, Camp 142 2682 Comment
  CAS-BOT-BC57977  Equisetum W. R. Dudley 1900-6-29 s.n. Placer Near Fish Hatchery Tahoe City. Comment
  UCD22071  Equisetum arvense Rex Palmer 1979-6-8 N 120 Placer Headwaters basin area of the North Fork of the American River Comment
  UCD44510  Equisetum arvense C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1876 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  CAS-BOT-BC57828  Equisetum hyemale subsp. affine Geo. B. Grant 1906-7-15 6936 Placer Tahoe Tavern, lake Tahoe. 1889 Comment
  UCD22083  Equisetum laevigatum Beth Lowe Corbin 1982-8-13 349 Placer 1/8 mile SW of Onion Creek Campground, along edge of Onion Creek. 1813 Comment
  UCD44639  Equisetum laevigatum C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 2005 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  CHSC97723  Eragrostis Lowell Ahart 2007-11-13 14599 Placer East side of a shallow ditch, on the west side of Camp Far West Road, at the north edge of the town of Sheridan. 35 Comment
  UCR258193  Eragrostis pectinacea var. pectinacea George K. Helmkamp, Elizabeth Helmkamp 2012-10-16 20043 Placer Sierra Nevada Mountains Foothills, city of North Auburn, corner of Locksley Lane and CA-49 384 Comment
  RSA102080  Eremocarpus setiger John H. Redfield 1872-8-7 334 Placer Alta, Sierra Nevada. Comment
  CAS-BOT-BC174097  Eremogone aculeata John Thomas Howell 1943-7-21 18675 Placer Mt. Lincoln Comment
  JEPS109407  Eremogone aculeata D. W. Taylor 2010-8-10 20990 B Placer Martis Peak, near the Nevada State Line in the headwaters of Juniper Creek. Comment
  JEPS126426  Eremogone congesta var. congesta Steve Matson 1998-6-21 271 Placer nSNH; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; 600 meters north of Highway 267. Comment
  RSA0057639  Eremogone congesta var. suffrutescens Marcus E. Jones 1882-6-28 3278 Placer Emigrant Gap. Comment
  UCR209737  Ericameria George K. Helmkamp, E. A. Helmkamp 2009-8-12 15428 Placer Sierra Nevada Mountains, Forest Hill Road, 20.5 miles northeast of the city of Foresthill 1662 Comment
  CAS-BOT-BC286642  Ericameria bloomeri Elsie Zeile Lovegrove 1951-9-22 s.n. Placer Al Tahoe Comment
  JEPS71601  Ericameria bloomeri Gladys L. Smith 1972-8-25 3421 Placer Granite Chief Comment
  UC31081  Ericameria cuneata var. cuneata A. M. Carpenter 1893-8 Placer Comment
Read comments
Dec 11 2014
  UC1119826  Ericameria nauseosa N. French 1934-6-17 425 Placer Devils Peak Tahoe National Forest, Truckee Quadrangle, Devils Peak 2346 Comment
  CAS-BOT-BC294277  Ericameria nauseosa var. speciosa M. E. Parsons 1912-8-25 s.n. Placer Crow Peak, near summit Comment
  CAS-BOT-BC294279  Ericameria nauseosa var. speciosa Baki Kasapligil 1974-10-6 4910 Placer Soda Springs, Sugar Bowl 1828 Comment
  RSA129816  Ericameria suffruticosa B. Bolt 1934-8-23 196 Placer Divide between Picaune and Grayhorse. 2439 Comment
  UC201335  Ericameria suffruticosa A. A. Heller 1917-8-13 12920 Placer ridge nw Donner Pass 2377 Comment
  RSA417737  Erigeron F. G. Mart 1934-07 s.n. Placer Red Mt. Comment
  CAS-BOT-BC294521  Erigeron breweri var. breweri M. E. Parsons 1910-8-1 s.n. Placer Sunnyside, Lake Tahoe Comment
  CHSC74205  Erigeron coulteri Susie Urie; Eric Schroder 1998-9-8 98 -291 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
  UC895854  Erigeron coulteri A. A. Heller 1917-8-13 12879 Placer 2118 Comment
  RSA0049719  Erigeron divergens Dean Wm. Taylor 2013-8-7 21395 Placer Coldstream Valley, just above Horseshoe Bend on the railroad mainline 1889 Comment
  SCFS1196  Erigeron glacialis E. Krimmel 2014-6-26 Placer Soda Springs road, 1/4 of the way between the Onion Creek crossing and the Cedars. 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-BC300817  Erigeron glacialis var. glacialis F. Almeda 1993-7-24 7256 Placer About 15 miles SE of Interstate Hwy #80 at Soda Springs on the trail to Upper Sheep Valley 2134 Comment
  CAS-BOT-BC300819  Erigeron glacialis var. glacialis H. M. Hall 1910-6-11 8754 Placer Sierra Nevada Mountains. Near Cisco 1859 Comment
  CAS-BOT-BC300820  Erigeron glacialis var. glacialis A. A. Heller 1917-8-13 12878 Placer Summit Valley 2118 Comment
  UC1118188  Erigeron glacialis var. glacialis B. Bolt 1934-7-16 115 Placer 0.5 mi s of Lost Emigrant Mine; Tahoe National Forest, Truckee Quadrangle 2072 Comment
  UC148936  Erigeron glacialis var. glacialis H. M. Hall 1910-7-11 8754 Placer near Cisco; Sierra Nevada Mountains 1859 Comment
  CAS-BOT-BC300821  Erigeron glacialis var. glacialis C. F. Sonne 1885-7-12 151 Placer Sierra Nevada Mts. Above Coldstream 2590 Comment
  CAS-BOT-BC300824  Erigeron glacialis var. glacialis H. D. Ripley; R. C. Barneby 1948-7-13 9845 Placer Yuba River, 4 mi. E. of Cisco 1844 Comment
  CAS-BOT-BC295205  Erigeron inornatus A. A. Heller 1919-7-25 13289 Placer Near the Yuba River below Cisco 1676 Comment
  UCD75760  Erigeron inornatus Ellen Dean, M. Starbuck,; K. Mawdsley, G. Harrington, M. Bibbo, J. Poloske 2008-7-20 5232 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, ridge between Southern Pacific RR tracks and railroad tunnel to the west of Lakeview Canyon, side of undeveloped road near hairpin turn. 2160 Comment
  POM40211  Erigeron inornatus var. reductus Marcus E. Jones 1882-7-1 s.n. Placer Emigrant Gap. 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
  CAS-BOT-BC295528  Erigeron miser G. L. Stebbins 1968-8-15 6857 Placer Devil's Peak, southwest of Soda Springs 2286 Comment
  CDA15677  Erigeron peregrinus G. F. Hrusa, J. Glazner 1999-7-18 15227 Placer Lake Tahoe; betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1905 Comment
  CDA16034  Erigeron peregrinus G. F. Hrusa, J. Glazner 2000-9-3 15679 A Placer Sierra Nevada; Sugar Bowl Ridge, immediately to W of proposed Crow's Nest ski run. 2164 Comment
  UCR257631  Erigeron peregrinus subsp. callianthemus George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19533 Placer Northern Sierra Nevada Mountains, Sugar Bowl Road, 0.4 mile south of its junction with Donner Pass Road, just west of Lake Mary 2136 Comment
  UCD21885  Erigeron peregrinus var. angustifolius Beth Lowe Corbin 1982-8-10 291 Placer 3/4 mile WSW of Onion Creek campground. In fine, sandy and organic soil. Small meadow in White Fir forest. Ray flowers pale purple, disc yellow. Partila sun. SE facing slope, 10% incline. Common. 2023 Comment
  CDA4643  Erigeron philadelphicus Andrew White 1930-4-16 Placer Near Loomis. 0 Comment
  CAS-BOT-BC216230  Eriodictyon californicum Saichi Kawahara 1969-5-24 834 Placer Finning Mill Road just south of Sugar Pine Road, Tahoe National Forest 1139 Comment
  JEPS14  Eriodictyon californicum W. H. Shockley June 1886 Placer Auburn Comment
  UCR208556  Eriodictyon californicum George K. Helmkamp, E. A. Helmkamp 2009-5-11 14671 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
  SEINET12330121  Eriodictyon californicum M. J. Williams 1984-1 84- 65 -2 Placer 0.3 mi in from highway 20, on Bowman Lake Rd 1524 Comment
  UCD83637  Eriogonum incanum Albert Grigarick 2009-9-10 190 Placer Squaw Valley Resort, ridge near top of Links chairlift. 2499 Comment
  CAS-BOT-BC259350  Eriogonum lobbii John Thomas Howell 1943-7-26 18844 Placer Mt. Lincoln 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
  UC849508  Eriogonum lobbii var. lobbii Alice Eastwood July 1909 228 Placer Squaw Creek Lake Tahoe Region, Squaw Creek Comment
  UC1032142  Eriogonum marifolium N. French 1934-6-4 294 Placer Lake Valley Reservoir Tahoe National Forest, Colfax Quadrangle, Lake Valley Reserv Comment
  CAS-BOT-BC263292  Eriogonum marifolium var. marifolium Arnold Tiehm 1974-8-8 523 Placer South of Murphy's Meadow 2407 Comment
  CDA24997  Eriogonum nudum J. Glazner 2000-9-2 s.n. Placer Lake Tahoe; Wooded slope betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. Perennial. 1889 Comment
  CAS-BOT-BC264812  Eriogonum nudum var. deductum Catherine Best 1981-8-1 s.n. Placer Big Meadow about 3 miles south of French Meadows, Sierra Nevada 1600 Comment
  SEINET3405029 Image available Eriogonum nudum var. deductum Marcus E. Jones 1882-6-29 3469 Placer Emigrant Gap Comment
  UCD22130  Eriogonum nudum var. deductum Rex Palmer 1979-7-25 N 689 Placer Headwaters basin area of the North Fork of the American River Comment
  UCR170635  Eriogonum nudum var. oblongifolium George K. Helmkamp, E. A. Helmkamp 2005-9-30 9961 Placer Northern Sierra Nevada Mtns., Junction of Chalet and Alpine Meadows Roads west of Calif. Highway 89 (near Alpine ski area) 2081 Comment
  UCR240964  Eriogonum nudum var. oblongifolium George K. Helmkamp, E. A. Helmkamp 2012-9-25 19916 Placer Northern Sierra Nevada Mountains, junction of Nyack Road and I-80 in the Emigrant Gap area 1652 Comment
  SD50757  Eriogonum nudum var. pubiflorum Darley F. Howe 1959-8-1 2769 Placer 2 miles north of Auburn 456 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
  SEINET3388560 Image available Eriogonum ovalifolium var. ovalifolium Marcus E. Jones 1897-5-23 Placer Watson Summit Comment
  UCD21941  Eriogonum spergulinum Beth Lowe Corbin 1982-8-17 354 Placer 2 1/2 miles WSW of The Cedars. Along logging road in brushy, White Fir forest. Calyx white with brown midribs. Full sun. NW facing slope, 25% incline. Locally common. 1920 Comment
  CHSC91769  Eriogonum spergulinum var. reddingianum Frederic Hrusa; L. Serafini 1993-6-29 11258 Placer S side of French Meadows Reservoir immediately below dam. 1500 Comment
  SEINET5331602  Eriogonum spergulinum var. reddingianum J. L. Reveal 1971-6-23 2478 Placer Along Californias Highway 89, about 2 miles south of Truckee at Granite Flat Camp Ground. Comment
  UCD147106  Eriogonum umbellatum Chuck Hughes 2013-6-6 391 Placer Near margin of Camp Far West Reservoir, near where the Bear River enters the Reservoir. 93 Comment
  CAS-BOT-BC265152  Eriogonum umbellatum var. nevadense Lewis S. Rose 1938-9-14 38257 Placer South Fork of Yuba River, Cisco 1615 Comment
  CDA25004  Eriogonum umbellatum var. nevadense J. Glazner 2000-8-16 s.n. Placer Lake Tahoe; Wooded slope betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. Perennial. 1889 Comment
  CHSC108662  Eriogonum umbellatum var. nevadense L. P. Janeway; B. Castro 2011-8-27 10682 Placer Northern High Sierra Nevada. West side of Hwy 89 across from Silver Creek Campground, about 11 km south of Truckee. 1850 Comment
  RSA420692  Eriogonum umbellatum var. nevadense Fay A. MacFadden 1934-7-9 s.n. Placer Emigrant Gap. Comment
  SEINET9292443  Eriogonum umbellatum var. nevadense Unknown 2000-7-1 15632 Placer Summit Village, Truckee Comment
  CAS-BOT-BC262173  Eriogonum umbellatum var. torreyanum Charlotte Pyle 1978-8-9 s.n. Placer East side of Silver Peak about 1.5 miles northwest of Squaw Valley 2438 Comment
  CAS-BOT-BC262230  Eriogonum ursinum Alice Eastwood 1909-1-1 298 Placer Lake Tahoe Region, Deer Park 1889 Comment
  CAS-BOT-BC262234  Eriogonum ursinum Kellogg 1870-6-10 s.n. Placer Cisco, Sierra Nevada Mts. Comment
  CHSC45853  Eriogonum ursinum var. ursinum Lowell Ahart 1975-8-23 958 Placer On a dry open bare mountain side, between Sailor Flat and Robinson Flat, along Baker Ranch Soda Springs Road, about 15 miles north-east of Forest Hill. 1828 Comment
  UCR242366  Eriogonum ursinum var. ursinum George K. Helmkamp, E. A. Helmkamp 2010-7-28 16668 Placer Northern Sierra Nevada Mountains, Forest Hill Road, 1.6 miles west of the junction with Soda Springs Road at Robinson Flat 2040 Comment
  RSA423165  Eriogonum wrightii var. subscaposum Alice Eastwood 1934-8-10 12857 Placer Cisco. Comment
  RSA789733  Eriogonum wrightii var. subscaposum James R. Shevock 1985-8-9 11333 Placer Tahoe National Forest, Granite Chief Wilderness. Along trail 16E10 above Picayune Valley. 2200 Comment
  SD212687  Eriogonum wrightii var. subscaposum G. K. Helmkamp, Elizabeth Helmkamp 2005-9-30 9935 Placer Northern High Sierra Mountains: Hampshire Rocks Road South of the I-80 Rainbow exit, circa 2 miles East of Cisco Grove. 1805 Comment
  UC77464  Eriogonum wrightii var. subscaposum C. F. Sonne Sept. 1897 Placer above Donner Lake Comment
  UCR170828  Eriogonum wrightii var. subscaposum George K. Helmkamp, E. A. Helmkamp 2005-9-30 9935 Placer Northern Sierra Nevada Mtns., Hampshire Rocks Road south of the I-80 Rainbow exit (c. 2 mi east of Cisco Grove) 1805 Comment
  CAS-BOT-BC301310  Eriophyllum lanatum var. croceum M. E. Jones 1882-6-30 s.n. Placer Emigrant Gap Comment
  CAS-BOT-BC301311  Eriophyllum lanatum var. croceum M. E. Jones 1882-6-27 s.n. Placer Emigrant Gap Comment
  UCD21717  Eriophyllum lanatum var. croceum Beth Lowe Corbin 1982-8-11 322 Placer 1 3/4 miles SW of Onion Creek campground. In rocky outcrop in montane chaparral. Ray and disc flowers yellow. Full sun. SE facing slope, 45% incline. Occasional. 1935 Comment
  UCD21884  Eriophyllum lanatum var. croceum Beth Lowe Corbin 1982-8-11 322 Placer 1 3/4 miles SW of Onion Creek campground. In rocky outcrop in montane chaparral. Ray and disc flowers yellow. Full sun. SE facing slope, 45% incline. Occasional. 1935 Comment
  UC194928  Eriophyllum lanatum var. grandiflorum H. M. Hall 1916-6-3 10147 Placer near Rocklin; east side Sacramento Valley 121 Comment
  UCD132209  Eriophyllum lanatum var. grandiflorum A. S. Crafts 1926-5-1 785 Placer American River Canyon. Comment
  UCR173263  Eriophyllum lanatum var. grandiflorum George K. Helmkamp, Elizabeth Helmkamp 2006-5-13 10426 Placer Northern Sierra Nevada foothills, 2.1 mi south of Auburn along Calif. Hwy 49 293 Comment
  UCR238600  Erodium botrys George K. Helmkamp, E. A. Helmkamp 2012-3-31 18649 Placer Sacramento Valley, along CA-193, 0.1 mile west of its junction with Sierra College Blvd. 88 Comment
  RSA739598  Eryngium castrense John Dittes 2003-5-25 2003 -30 Placer Sacramento Valley; approximately 3.3 air-miles south of Lincoln, 0.5 air-miles due east of intersection of State Highway 65 and 12-Bridges Exit. 40 Comment
  RSA29007  Eryngium castrense Lincoln Constance 1941-5-28 2824 Placer 2 miles north of Lincoln, Sacramento Valley. 61 Comment
  UC660014  Eryngium castrense Lincoln Constance 1941-5-28 2824 Placer 2 mi. n. Lincoln (Sacramento Valley); Sacramento Valley 60 Comment
  UC764564  Eryngium vaseyi R. F. Hoover 1938-7-30 3710 Placer 4 mi. e. Loomis Comment
  CAS-BOT-BC54319  Erysimum capitatum Alice Eastwood 1912-6-15 398 Placer Lake Tahoe Region. Deer Park. Comment
  JEPS126363  Erysimum capitatum var. capitatum Steve Matson 1998-6-23 283 Placer Tahoe north shore; Snow Creek Watershed, Tahoe Vista/Kings Beach; dirt road extension west from Tiger Ave. Comment
  SD247377  Erysimum capitatum var. perenne George K. Helmkamp, E. A. Helmkamp 2012-6-19 19249 Placer Northern Sierra Nevada Mountains: Robinson's Flat, 27 miles east of Forest Hill at the end of Forest Hill Road. 2040 Comment
  UC1126627  Erysimum perenne B. Bolt 1934-7-10 94 Placer 2 mi s Huysink Lake; Tahoe National Forest, Colfax Quadrangle Comment
  CHSC89289  Erythranthe bicolor G. F. Hrusa; M. I. Wibawa, J. Glazner 2002-5-22 16049 Placer Sierra Nevada. Hughes Mill (site) above Foresthill. UTM: 10S, 4329930 N, 0691823 E. 1066 Comment
  CHSC79830  Erythranthe breweri G. F. Hrusa; J. Glazner 1999-7-8 15225 Placer Lake Tahoe Region. Betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. UTM: 10S, 43434 N, 07418 E. 1905 Comment
  SEINET14199418  Erythranthe erubescens P. B. Kennedy 1901-8-10 269 Placer Below summit of Tinkers Knob. Comment
  SD62118  Erythranthe floribunda Darley F. Howe 1965-5-21 Placer Canyon, south side of north fork on American River 456 Comment
  CAS-BOT-BC150224  Erythranthe guttata Saichi Kawahara 1969-5-24 1010 Placer Mel Henderson Ranch on the east bank of Indian Creek 987 Comment
  SEINET14217904  Erythranthe guttata F. H. Hillman 1894-1 s.n. Placer Between Truckee and Lake Tahoe. Comment
  SEINET208781 Image available Erythranthe lewisii Johnnie L. Gentry Jr., Earl Jensen Jr. 1968-1 2135 Placer Tahoe National Forest ; 3.3 miles northwest of Highway junction Calif. 89 and 28 at Tahoe City; on Calif. 89; 3.2 miles west of Calif. Highway 8. 2073 Comment
  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
  OBI49255  Erythranthe moniliformis Lewis S. Rose 1941-7-12 41308 Placer Chambers Lodge, (McKinney), Lake Tahoe 1920 Comment
  SEINET3991621  Erythronium californicum Unknown 1940-5-7 6310 Placer 1 mile west of Baxter. Comment
  UC843871  Erythronium purpurascens A. A. Heller 1917-6-17 12685 Placer below Cisco (near Yuba River) 1676 Comment
  HSC82623  Eschscholzia caespitosa Thomas W. Nelson 1979-4-10 4584 Placer Along W side of Sierra College Blvd. between I-80 and Douglas Blvd. Comment
  UCR257566  Eschscholzia caespitosa George K. Helmkamp, Amy Barnes 2014-4-23 22773 Placer Sierra Nevada Mountains Foothills, Old Forest Hill Road, 0.4 mile northeast of its junction with CA-49 at North Fork American River 290 Comment
  SEINET13276770 Image available Eschscholzia californica George K. Helmkamp, E. A. Helmkamp 2009-1 14557 Placer Sierra Nevada Mountains Foothills: Forest Hill Road 0.8 mile east of its junction with CA-49 and the North and Middle Forks of the American River (Auburn 7.5' Q.) 277 Comment
  CAS-BOT-BC403344  Eschscholzia californica H. M. Hall 1917-3-9 10290 Placer Lincoln, Sacramento Valley Comment
  SD113755  Eschscholzia californica Darley F. Howe 1948-5-22 1818 Placer 671 Comment
  UC50565  Eschscholzia lobbii Mrs. Ames 1880-1 Placer Auburn Comment
  CAS-BOT-BC310377  Eucephalus breweri John Thomas Howell 1943-7-21 18656 Placer Donner Pass to Mt. Lincoln Comment
  UC485464  Eucephalus breweri Katharine Brandegee 1914-8-1 Placer Ellis Meadows Comment
Read comments
Dec 11 2014
  UCD131638  Eucephalus breweri Frederica Bowcutt 1994-7-22 1945 Placer Sierra Nevada Mountains, Tahoe Basin, Northshore between Truckee and Tahoe City, Squaw Valley ski resort. Near High Camp at pond construction site. 2438 Comment
  UCR233384  Eucephalus breweri George K. Helmkamp, E. A. Helmkamp 2011-8-26 18164 Placer Northern Sierra Nevada Mountains, Forest Hill Road, 26.1 miles east of its junction with Mesquite Road in the city of Foresthill 2020 Comment
  UCR241343  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 2043 Comment
  SD113526  Euphorbia crenulata Darley F. Howe 1948-5-23 1816 Placer American River 299 Comment
  UC869049  Euphorbia crenulata C. L. Hitchcock 1940-5-7 6307 Placer ca 1 mi w Baxter Comment
Read comments
Jan 19 2008
  UCD143099  Euphorbia crenulata G. K. Helmkamp; E. A. Helmkamp 2006-6-14 10707 Placer Northern Sierra Nevada Mountains foothills. 0.2 mile N of the Forest Hill Road on unnamed road to Lake Clementine (general area NE of Auburn on Forest Hill Divide). 487 Comment
  UCD39018  Euphorbia nutans Beecher Crampton 1960-11-2 5794 Placer 2 miles east of Bowman, along US Hwy. 40. Comment
  UCD34190  Euphorbia ocellata subsp. ocellata Beecher Crampton 1977-10-2 9540 Placer 3.5 miles N. of Auburn, east of Elder's Corners on Dry Creek Road. Comment
  SEINET12142206  Euphorbia serpillifolia L. S. Rose 1938-1 38265 Placer South Fork of Yuba River, 3 mi E of Cisco 1737 Comment
  CAS-BOT-BC312177  Eurybia radulina C. F. Sonne 1883-9-16 147 Placer Truckee River, Sierra Nevada Mts. Comment
  CAS-BOT-BC413874  Fallopia convolvulus Peter H. Raven 1956-8-4 9981 Placer Blue Canyon 1432 Comment
  UCR235483  Festuca George K. Helmkamp, E. A. Helmkamp 2012-5-5 18938 Placer Northern Sierra Nevada Mountains Foothills, Todd Valley Road, 1.2 miles south of its junction with Foresthill Road 779 Comment
  UCD36650  Festuca elmeri Beecher Crampton 1955-6-15 2861 Placer 3 miles east of Weimar, head of Bunch Canyon, on Forest Hills Road, just off U.S. Highway 40. Comment
  SACT002494  Festuca megalura Josephine Van Ess 1977-4-27 Placer Collected at base of rock cliff at intersection with Aphir Road. Moist slope. Light shade. 289.0 Comment
  SACT001165  Festuca occidentalis Michael Baad 1983-7-10 Placer Along road to Helester Point Lookout. Open sugarpine/douglas fir forest. 1606.0 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
  UC1131989  Festuca occidentalis G. T. Nordstrom 1934-6-21 139 Placer 0.6 mi w Mammoth Sprigns; Tahoe National Forest, Colfax Quad. 1767 Comment
  UCD66115  Festuca occidentalis Beecher Crampton 1958-6-24 4971 Placer 3 miles west of Baxter, Earl Morton Ranch. 1066 Comment
  SACT001174  Festuca pacifica Josephine Van Ess 1976-4-14 Placer Sunny slope. 91.5 Comment
  SACT001193  Festuca rubra D. Meyer 1983-8-7 Placer 4.6 miles south of county line. Roadside. 1758.0 Comment
  SACT001220  Festuca rubra D. Meyer 1983-10-22 Placer Searchlight ski run from base up to Olympic lady chairlift. 2121.0 Comment
  JEPS111210  Fragaria virginiana Steve Matson 2005-7-4 1366 Placer Martis Valley, southeast of Truckee, National Recreation Area, south of Highway 267 and south of Martis Creek on western edge of Northstar subdivision; on trail near stream. 39.2915 N, 120.1352 W: Elevation 5,900 ft. 1798 Comment
  UCD43060  Fragaria virginiana C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-19 428 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  UCSB24088  Fragaria virginiana Orr, K. 1966-4-5 Placer 2.2 miles northeast of interstate 80 on Goldrun Rd. 1219 Comment
  SEINET7417536 Image available Frangula californica subsp. californica A. A. Heller 1917-1 12680 Placer near Dutch Flat 914 Comment
  CAS-BOT-BC55704  Frangula rubra subsp. obtusissima Carl B. Wolf 1928-8-22 3433 Placer 1 mi. W. of Emigrant Gap 1636 Comment
  CAS-BOT-BC55708  Frangula rubra subsp. obtusissima Carl B. Wolf 1930-10-11 1732 Placer W. slope Sierra Nevada. Baxter's Camp, 17 mi. above Colfax 1158 Comment
  UC119841  Fritillaria agrestis J. W. Congdon 1894-4-1 Placer near Roseville Comment
  CAS-BOT-BC504556  Fritillaria atropurpurea Sherman Chickering 1974-1-1 s.n. Placer Near Soda Spring, Plants of the Sierra Nevada Comment
  CAS-BOT-BC504447  Fritillaria recurva Miss Francis D. Patterson 1921-4-1 s.n. Placer Dutch Flat Comment
  CDA37053  Galium aparine CDFA Staff 1995-5-31 s.n. Placer Pino Ranch, near Newcastle. 0 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
  UCR250146  Galium aparine George K. Helmkamp, Elizabeth Helmkamp 2013-6-11 20831 Placer Northern Sierra Nevada Mountains Foothills, junction of Yankee Jim's Road and Shirttail Canyon Road, NW of Foresthill 463 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
  UCD121763  Galium grayanum Tamara Kan 1992-7-21 s.n. Placer East slope of Silver Peak. 2377 Comment
  UCD148666  Galium grayanum G. Ledyard Stebbins 1968-8-15 C 6858 Placer Devil's Peak, southeast of Soda Springs. 2286 Comment
  SEINET11616247  Galium grayanum var. grayanum W. D. Billings 1950-7-30 1920 Placer NE side of Squaw Peak, Sierra Nevada 2560 Comment
  UCR193340  Galium porrigens var. tenue George K. Helmkamp, E. A. Helmkamp 2007-5-30 12178 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 10.7 miles east of its junction with Forest Hill Road in Foresthill 588 Comment
  UCD22294  Galium triflorum Beth Lowe Corbin 1982-8-3 201 Placer Hill west of Onion Creek Campground. SW facing slope. Partial sun. Uncommon. In deep conifer duff over fine, sandy, granitic soil of white fir forest. Perennial from underground rootstock. Stems weak, decumbent. 1853 Comment
  UCR231839  Galium triflorum George K. Helmkamp, E. A. Helmkamp 2010-8-14 16782 Placer Northern Sierra Nevada Mountains, American Hill Road (Forest Route 13), 4.7 miles south of its junction with Foresthill Road and just south of a creek crossing 1552 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
  CAS-BOT-BC192124  Garrya fremontii Marcus E. Jones 1882-5-28 3301 Placer Emigrant Gap Comment
  UC876016  Garrya fremontii Marcus E. Jones, A. M. 1882-6-28 3301 Placer Emigrant Gap Comment
  UCD66577  Gastridium phleoides Elizabeth Wilson 1940-5-1 Placer Auburn. Comment
  SACT001234  Gastridium ventricosum D. Meyer 1984-6-17 Placer 545.0 Comment
  SD247469  Gayophytum George K. Helmkamp, E. A. Helmkamp 2012-9-25 19896 Placer Northern Sierra Nevada Mountains: junction of Blue Canyon Road and Putt Road, just south of I-80, west of Emigrant Gap. 1634 Comment
  UCD21987  Gayophytum Rex Palmer 1979-5-27 N 46 Placer Headwaters basin area of the North Fork of the American River. Comment
  UCD22099  Gayophytum diffusum Rex Palmer 1979-7-25 N 681 Placer Headwaters basin area of the North Fork of the American River. 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
  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
  UCD81187  Genista monspessulana William Haley 2009-5-12 s.n. Placer Stevens Trail near Colfax, ca. 1.2 mi from trailhead parking area on North Canyon Way. SW corner of trail junction leading to Burnt Flat region. 597 Comment
  UCR208548  Geranium dissectum George K. Helmkamp, E. A. Helmkamp 2009-5-11 14676 Placer Sierra Nevada Mountains Foothills, Driver's Flat Road 0.8 mile south of its junction with Forest Hill Road, c. 8 miles (air) NE of Auburn 517 Comment
  UCR233011  Geranium dissectum George K. Helmkamp, E. A. Helmkamp 2011-5-12 17258 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
  CDA37234  Geranium molle CDFA Staff s.n. Placer Nute Ranch, near Nute Road. 0 Comment
  SD43656  Geranium pilosum Darley F. Howe 1948-5-21 1911 Placer 456 Comment
  SBBG2926  Geum macrophyllum var. perincisum H. and M. Dearing 1939-7-3 3839 Placer Truckee River, near Lake Tahoe 1828 Comment
  RSA0004760  Gilia capillaris C. C. Hall 1910-6-25 8710 Placer Cisco, in the Upper Transition Zone 1850 Comment
  RSA0035476  Gilia capitata subsp. mediomontana George K. Helmkamp, Elizabeth A. Helmkamp 2013-6-11 20828 Placer junction of Yankee Jim's Road and Shirttail Canyon Road, NW of Foresthill 463 Comment
  UC193884  Gilia capitata subsp. pedemontana C. F. Sonne 1891-5-17 Placer Colfax Comment
  UCR232649  Gilia capitata subsp. pedemontana George K. Helmkamp, E. A. Helmkamp 2011-9-30 18342 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
  UCR256998  Gilia capitata subsp. pedemontana George K. Helmkamp, Amy Barnes 2014-4-23 22787 Placer Sierra Nevada Mountains Foothills, Old Forest Hill Road, 0.4 mile northeast of its junction with CA-49 at North Fork American River 290 Comment
  SEINET11266062  Gilia leptalea George Helmkamp, E. A. Helmkamp 2011-8-26 18172 Placer Norther Sierra Nevada Mountains: along Forest Hill Road, 0.4 miles of Robinson Flat (Duncan Peak 7.5 Q.); 0 2041 Comment
  SEINET7963111 Image available Gilia leptalea Lewis S. Rose 1941-1 41319 Placer Chambers Lodge (McKinney), Lake Tahoe 1920 Comment
  RSA0013386  Gilia leptalea subsp. leptalea George K. Helmkamp, E. A. Helmkamp 2010-7-28 16667 Placer Northern Sierra Nevada Mountains: Forest Hill Road, 1.6 miles west of the junction of Soda Springs Road at Robinson Flat 2040 Comment
  SEINET11265983  Gilia leptalea subsp. leptalea George Helmkamp, E. A. Helmkamp 2010-7-28 16667 Placer Northern Sierra Nevada Mountains: Forest Hill Road, 1.6 miles west of the junction with Soda Springs Road at Robinson Flat (Duncan Peak 7.5' Q.); 0 2039 Comment
  CHSC97767  Glinus lotoides Lowell Ahart 2007-11-13 14594 Placer On the strand of Camp Far West Reservoir, about 300 yards west of Bear River, about 1/8 mile east of McCourtney Road, about 5 miles (air) northeast of Sheridan. 73 Comment
  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
  UCD96981  Glyceria elata Chuck Hughes 2010-7-13 242 Placer Truckee River near northwest corner of intersection of Alpine Meadows Road and Highway 89. 1887 Comment
  RSA188449  Gnaphalium californicum L. S. Rose 1967-6-14 67137 Placer Penryn. 183 Comment
  CHSC73932  Gnaphalium palustre Susie Urie 1998-8-19 98 -085 Placer Lake Tahoe Basin--National Forest. About 0.2 mi north of Lake Tahoe; meadow complex between Kings Beach and Tahoe Vista. 1901 Comment
  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
  CHSC97765  Gnaphalium palustre Lowell Ahart 2007-11-13 14597 Placer On the strand of Camp Far West Reservoir, about 300 yards west of Bear River, about 1/8 mile east of McCourtney Road, about 5 miles (air) northeast of Sheridan. 73 Comment
  JEPS102474  Gnaphalium palustre Lowell Ahart 2001-10-10 9340 Placer French Meadows Reservoir, near the boat of trail access area on the NW side of the reservoir, about 1 mile SW of the bridge across the Middle Fork of the American River, about 2 miles SW of Ahart Camp, about 22 miles (air) NE of Forest Hill. 1594 Comment
  UC710549  Gnaphalium palustre John Thomas Howell 1943-7-19 18583 Placer Summit Valley Comment
  CDA39513  Goodyera oblongifolia G. D. Barbe 1975-9-18 2068 Placer Emigrant Gap Road, 0.3 mile west of I-80 off-ramp. Comment
  CAS-BOT-BC110216  Grayia spinosa L. S. Smith 1926-4-21 1785 Placer Tahoe Forest. Spanish Springs Rnage Nev. 1524 Comment
  JEPS41903  Grindelia hirsutula W. H. Shockley Jun 1886 Placer Auburn Comment
  SEINET3139959  Grindelia hirsutula M. P. Dunford 1959-10-20 563 Placer 1 mi. E of Rocklin on Hwy 40; between Hwy 40 & railroad tracks Comment
  UCR233276  Grindelia hirsutula var. davyi George K. Helmkamp, E. A. Helmkamp 2011-7-9 17686 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 10.8 miles southeast of its junction with Foresthill Road 503 Comment
  SEINET3891769  Habenaria leucostachys Bonnie C. Templeton 1931-1 Placer 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
  JEPS59494  Hackelia micrantha Ezra Brainerd and Viola B. Baird 1915-7-8 246 Placer flat below Bear Rock; Sierra Nevada Mountains 1889 Comment
  UC174287  Hackelia nervosa A. A. Heller 1912-7-20 10591 Placer Summit 2072 Comment
  UC480745  Hackelia nervosa W. C. Blasdale 1923-7-13 Placer top of Ellis Peak; Lake Tahoe Region Comment
  UCD80066  Helianthella californica CNPS SN Foothill Team 2005-4-26 SNFN 0183 c Placer CDPR Auburn State Recreation Area, 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
  UC1069450  Helianthella californica subsp. nevadensis B. Bolt 1934-7-11 95 Placer Cascade Lakes Tahoe National Forest, Truckee Quadrangle Comment
  UC897267  Helianthella californica subsp. nevadensis C. L. Hitchcock 1940-5-14 6392 Placer ca. 6 mi n Colfan; Meier Ranch 762 Comment
  SJSU11836  Helianthus annuus C. T. Osugi 1969-10-4 79 Placer Loomis, 21 mi NE of Sacramento 121 Comment
  SBBG128841  Hemieva ranunculifolia G. K. Helmkamp, E. A. Helmkamp 2010-8-14 16779 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
  UC163962  Hemizonella minima Miss Harriet A. Walker June, 1910 2036 Placer Deer Park Lake Tahoe District Comment
  UCD44454  Heracleum maximum C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1820 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  SEINET9343148  Herniaria hirsuta Unknown 2010-6-26 16373 Placer Sierra Nevada Mountains Foothills Comment
  POM65409  Hesperochiron californicus Carlotta C. Hall 1910-7-8 8747 Placer South fork of Yuba Canyon, about 17 km east of Cisco. 1920 Comment
  CAS-BOT-BC403800  Hesperocnide tenella Lowell Ahart 1975-4-7 s.n. Placer Near Lincoln. In a field 1/4 mile north-east from the intersection of Wise Road and McCourtney Road which is north of Lincoln 39 Comment
  SFV18651  Heterocodon rariflorum J. D. Dilley 2002-7-3 466 Placer Sierra Nevada Onion Valley south of Emigrant Gap. Mudflat by stream in an area burned one year ago (Gap Fire 2001). Comment
  UC380603  Heteromeles arbutifolia Marcus E. Jones, A. M. 1882-7-3 Placer Colfax Comment
  POM91578  Heteromeles arbutifolia Marcus E. Jones 1882-7-3 s.n. Placer Colfax. Comment
  HSC26678  Heterotheca grandiflora Thomas W. Nelson 1972-11-25 708 Placer Beside Del Oro Rd., near Roseville, CA Comment
  UCD133036  Heterotheca grandiflora Collector Unknown Date Unknown s.n. Placer Exact location unknown. Comment
  UCR171398  Heterotheca oregona George K. Helmkamp, E. A. Helmkamp 2005-9-30 9969 Placer Northern Sierra Nevada Mtns., c. 3.5 mi NW of Lake Tahoe; Along the Truckee River and Calif. Highway 89, 0.1 mi N of Alpine Meadows Road 1902 Comment
  UCD102639  Heuchera micrantha A. S. Crafts 1926-5-1 795 Placer American River Canyon. Comment
  UCR208280  Heuchera micrantha George K. Helmkamp, E. A. Helmkamp 2009-5-7 14632 Placer Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 13.6 miles east of its junction with Forest Hill Road in Foresthill 771 Comment
  SEINET6031227  Heuchera micrantha S. Dean 1979-3-31 s.n. Placer Eldorado Creek near junction with N. fork of Middle Fork of American River on Mosquito Ridge Rd 518 Comment
  UCD40879  Heuchera micrantha var. erubescens M. D. 1983-5-28 132 Placer 13.5 miles east of Forest Hill on Mosquito Ridge Road. 1066 Comment
  UC570062  Heuchera rubescens var. glandulosa G. T. Nordstrom 1934-6-18 106 Placer n slope of Texas Hill 1584 Comment
  UC66411  Heuchera rubescens var. glandulosa P. B. Kennedy and S. B. Doten 1901-8-10 270 Placer Devil's Cliff Soda Springs Comment
  JEPS22906  Hieracium albiflorum John H. and Hazelle A. Thomas Jul 21 1956-Jul 22 1956 6204 Placer vicinity of Donner Pass (about 80 mi ne of Sacramento); Sierra Nevada 2133 Comment
  SCFS1117  Hieracium albiflorum E. Krimmel 2013-6-29 Placer NFAm. Painted Rock Trail at Bailey Cabin. Comment
  SEINET11259305 Image available Hieracium albiflorum F. H. Hillman s.n. Placer Between Truckee and Lake Tahoe Comment
  CAS-BOT-BC318636  Hieracium horridum Alice Eastwood 1909-1-1 223 Placer Deer Park Comment
  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
  CDA42827  Hirschfeldia incana G. F. Hrusa, M. Pitcairn 2015-7-16 18650 Placer Sierra Nevada; Lake Clementine Rd., E of Auburn. 398 Comment
  SD44648  Holcus lanatus Darley F. Howe 1951-5-2 2108 Placer Placer Co 456 Comment
  UC1132401  Holcus lanatus N. French 1933-5-5 42 Placer s Newcastle; Sacramento Quadrangle Comment
  POM360687  Holozonia filipes Fay A. MacFadden 1934-7-2 12586 Placer N Fork of N Fork of American River, Rawhide Mine Alta. Comment
  SACT001304  Hordeum brachyantherum Michael Baad 1983-8-21 Placer On road from Soda Springs. 2.2 miles west southwest of Interstate Highway 80 exit to Soda Springs. 2019.0 Comment
  UCD22253  Hordeum brachyantherum Beth Lowe Corbin 1982-8-3 171 Placer Onion Creek Campground. S facing slope. Full sun to partial shade. Moderately abundant. Dry, open meadow of mixed conifer forest in fine, sandy, granitic soil. More abundant toward creek. Perennial bunchgrass, forming moderately large clumps. Inflorescence purplish. 1841 Comment
  SACT001323  Hordeum californicum D. Meyer 1983-8-7 Placer Bike trail behind Tahoe City Shooping center near lake shore. 1891.0 Comment
  SACT001340  Hordeum geniculatum D. Meyer 1983-7-3 Placer 1152.0 Comment
  SACT001341  Hordeum geniculatum D. Meyer 1983-5-15 Placer Field of southeast corner. 36.6 Comment
  UC1132504  Hordeum jubatum G. T. Nordstrom 1934-6-21 151 Placer 4/10 mi w by nw Mammoth Springs; Colfax Quad., Tahoe National Forest Comment
  SACT001378  Hordeum leporinum D. Meyer 1983-7-3 Placer 1152.0 Comment
  SACT001381  Hordeum leporinum D. Meyer 1984-5-6 Placer 145.5 Comment
  CDA36870  Hordeum marinum subsp. gussoneanum CDFA Staff 1995-6-2 s.n. Placer Dry Creek. 0 Comment
  SACT001358  Hordeum vulgare D. Meyer 1983-5-15 Placer Moist roadside ditch next to cultivated field. 20.0 Comment
  SCFS1124  Horkelia fusca E. Krimmel, Michael Hamilton 2013-8-1 Placer NFAm. Chickering Reserve. On trail 0.2-m from Cedars. Comment
  RSA122263  Horkelia fusca subsp. parviflora B. Bolt 1934-7-16 114124 Placer 1/2 mile S of Lost Emigrant Mine. 2073 Comment
  UCD113496  Horkelia fusca var. pseudocapitata Beecher Crampton 1972-7-26 8832 Placer Carpenter Flat, east of Emigrant Gap. 1615 Comment
  RSA121096  Horkelia tridentata N. H. French 1934-5-24 359 Placer N Fork, N Fork American River, Colfax 1341 Comment
  UC860236  Horkelia tridentata subsp. tridentata A. A. Heller 1917-6-17 12705 Placer below Cisco (along the Yuba River) Comment
  CAS-BOT-BC537980  Horkelia tridentata var. tridentata A. A. Heller 1917-6-17 12705 Placer gravelly places along the Yuba River below Cisco 1676 Comment
  CAS-BOT-BC537981  Horkelia tridentata var. tridentata James L. Walters 1940-5-11 s. n. Placer Near Yuba Pass overhead; east of Emigrant Gap. Comment
  CAS-BOT-BC537984  Horkelia tridentata var. tridentata G. T. Nordstrom 1934-6-21 149 Placer CA. Forest & Range Experiment Station: 3 mi. W by NW of Mammoth Springs 1584 Comment
  SCFS11529139  Hosackia pinnata E. Krimmel, F. Felix 2012-9-13 Placer NFAm 2.5 mi downstream from Cedars. Growing on sandy riverbank. Comment
  UCD106043  Hosackia pinnata R. Tofsrud 1951-6-1 s.n. Placer Between Weimar and Colfax, CA. Comment
  CAS-BOT-BC312747  Hymenoxys hoopesii Emily McPherson; Arnold Tiehm; Margaret Williams No date on label 74 -P1-43 Placer Murphy's Meadow, 5 miles southeast of Hirschdale 2316 Comment
  CAS-BOT-BC400940  Hypericum anagalloides John H. Thomas; Hazelle A. Thomas 1956-7-21 6218 Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento 2377 Comment
  SBBG72738  Hypericum anagalloides M. N. Ackley -Jun-1925 379 Placer Summit 2139 Comment
  UCD43910  Hypericum anagalloides C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-9 1276 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  SD234895  Hypericum concinnum G. K. Helmkamp, E. A. Helmkamp 2008-8-20 14033 Placer Northern Sierra Nevada Mountains: Soda Springs Road, 1.9 miles south of its junction with Donner Pass Road and beside (completely dry) Serena Creek. 2107 Comment
  UC34300  Hypericum concinnum Mrs. M. M. Hardy 1893-1 Placer Comment
  UC54890  Hypericum formosum var. scouleri Chesnut and Drew 1899-8-8 Placer Cascade Lake Tahoe Region, Cascade Comment
  SDSU6905  Hypericum perforatum D. F. Howe 1959-8-1 2771 Placer 4 miles north of Auburn. 457 Comment
  UCD110375  Hypericum perforatum subsp. perforatum G. K. Helmkamp; Elizabeth A. Helmkamp 2006-6-14 10709 Placer Northern Sierra Nevada foothills: 0.2 mile north of Forest Hill Road on unnamed road to Lake Clementine (general area northeast of Auburn on Forest Hill Divide). 488 Comment
  CDA36917  Hypochaeris glabra CDFA Staff s.n. Placer Pino Ranch, near Newcastle. 0 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
  POM65906  Ipomopsis aggregata subsp. formosissima C. J. Fox 1895-07 11412 Placer Near Squaw Peak Comment
  RSA795076  Ipomopsis aggregata subsp. formosissima George K. Helmkamp, E. A. Helmkamp 2011-8-26 18180 Placer Along Forest Hill Road, 12.9 miles east of Humbug Road, less than 1 mile northwest of Robinson Flat. 2050 Comment
  SEINET2441405  Ipomopsis aggregata subsp. formosissima George K. Helmkamp, E. A. Helmkamp 2009-7-16 15220 Placer Sierra Nevada Mountains: Forest Hill Road, 26.1 miles northeast of the city of Foresthill, c. 3/4 mi. NW of Sailor Flat (Duncan Peak 7.5' Q.). 2020 Comment
  UCR207123  Ipomopsis aggregata subsp. formosissima George K. Helmkamp, E. A. Helmkamp 2009-7-16 15220 Placer Sierra Nevada Mountains, Forest Hill Road, 26.1 miles northeast of the city of Foresthill, c. 3/4 mi. NW of Sailor Flat 2020 Comment
  UC1134710  Iris hartwegii B. Bolt 1934-7-23 164 Placer end of traveled from Westville; Tahoe National Forest, Colfax Quad. 1463 Comment
  UC186610  Iris hartwegii C. F. Sonne 1891-4-5 Placer Auburn Comment
  SEINET4170704  Iris hartwegii Unknown 1974-5-25 41 Placer Mosquito Ridge Road , 5.2 miles east of Foresthill , 975 Comment
  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
  UCD138732  Iris hartwegii subsp. hartwegii Eric Brenner; John Hunter 1996-5-26 009 Placer Tahoe National Forest, along Forest Hill Rd at Mosquito Ridge at Volcano Canyon. 1870 Comment
  SCFS5108  Iris hartwegii subsp. hartwegii F. Felix, Erica Krimmel 2013-5-19 1 Placer North Fork American River, west end of Cedars Meadow Comment
  UC614450  Iris tenuissima L. Constance, J. L. Morrison 1938-4-30 2173 Placer edge of Applegate (Sierra Nevada foothills); Sierra Nevada 609 Comment
  CHSC82704  Isoetes howellii Lowell Ahart 2002-7-22 9917 Placer On the south side of the small natural lake, on the east side of the paved road to Lake Valley Reservoir, about 1/4 mile east of Yuba Gap and Highway 80. 1773 Comment
  CHSC84546  Isoetes howellii John Dittes 2003-5-25 2003 -28 Placer Sacramento Valley; approximately 3.3 air-miles south of Lincoln, 0.5 air-miles due east of intersection of State Highway 65 and 12-Bridges Exit. In bed of vernal pool. 39 Comment
  SACT002748  Juglans hindsii Josephine Van Ess 1979-7-10 Placer American River. Collected at old home site in horsetrail north of Rattlesnake Bar. Vernal stream bed. No nuts found. 176.8 Comment
  SACT002749  Juglans hindsii Josephine Van Ess 1977-4-29 Placer Collected north of PFE Road. Old tree on which root stock has taken over. 27.4 Comment
  SACT002750  Juglans hindsii Josephine Van Ess 1976-4-21 Placer Collected near bridge over Dry Creek. Moist streambank. 27.4 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
  CHSC74320  Juncus balticus Susi Urie 1998-9-3 98 -236 Placer Lake Tahoe Basin Management Unit - National Forest. Meadow along the un-named creek along the northeast side of Tahoe Vista; about 0.5 mi north of Lake Tahoe. 1914 Comment
  JEPS102727  Juncus bufonius var. bufonius Lowell Ahart 2001-10-10 9348 Placer French Meadows Reservoir, ca 1/4 mile NE of the boat or trail access area on the NW side of the reservoir, ca 3/4 mi SW of the bridge across the Middle Fork of the American River, ca 1 3/4 mi SW of Ahart Camp, ca 22 mi (air) NE of Forest Hill. 1591 Comment
  JEPS113259  Juncus bufonius var. bufonius Lowell Ahart, Brian Williams 2007-4-13 13657 Placer On damp granite soil, on the bottom and sides of small vernal pools, about 1/2 mile south of the Manzanita Cemetery, about 1/2 mile west of Gladding Road, about 2 3/4 miles north of Lincoln 43 Comment
  UC842326  Juncus bufonius var. bufonius Marcus E. Jones, A. M. 1882-7-4 2903 Placer Colfax Comment
  UCD74141  Juncus chlorocephalus Jennifer W. Burt; Kate Mawdsley, Belinda Lo 2006-7-25 244 Placer Sugarbowl active ski area, off Hwy 80 near Soda Springs - collected from center of 'Trailblazer' ski run. 2156 Comment
  UCR201917  Juncus chlorocephalus George K. Helmkamp, E. A. Helmkamp 2008-8-20 14035 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
  CHSC68067  Juncus confusus James D. Jokerst 1986-7-13 2698 Placer Trail from The Cedars, high Sierra Nevada SW of Donner Lake, camp area. Comment
  JEPS111250  Juncus covillei var. obtusatus Steve Matson 2005-7-10 1383 Placer Martis Valley, southeast of Truckee, National Recreation Area, south of Highway 267 and north of Martis Creek, 200 meters NW of parking area. 1780 Comment
  UCD34026  Juncus effusus Beecher Crampton 1975-9-9 9278 Placer Placer County, Gold Run rest area on Hwy. 80. 914 Comment
  CAS-BOT-BC176394  Juncus effusus Peter Rubtzoff 1979-8-31 9419 Placer The southern lake of Serene Lakes (Ice Lakes on 1955 Donner Pass quadrangle, 15 minute series). At Serene Lakes Lodge. Comment
  RSA783468  Juncus effusus Peter Rubtzoff 1979-8-31 9419 Placer The southern lake of Serene Lakes (Ice Lakes on 1955 Donner Pass 15 quad). At Serene Lakes Lodge Comment
  RSA0012138  Juncus effusus var. exiguus George K. Helmkamp, E. A. Helmkamp 2011-7-9 17674 Placer Yankee Jim Road, 1.4 miles northwest of the city of Foresthill 764 Comment
  UCR190586  Juncus effusus var. exiguus George K. Helmkamp, E. A. Helmkamp 2007-9-14 12957 Placer Northern Sierra Nevada Mountains Foothills, along Mosquito Ridge Road 0.4 mile east of Foresthill 942 Comment
  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
  SD51288  Juncus ensifolius Darley F. Howe 1961-8-8 Placer 4 miles north of Auburn. 456 Comment
  SEINET3879442  Juncus ensifolius Beecher Crampton 1975-9-9 9277 Placer Gold Run rest area on Hwy 80.; 0 914 Comment
  UCD162590  Juncus ensifolius Steve Matson 2002-8-17 701 Placer nSNH; Tahoe north shore; Burton Creek watershed, near Tahoe City and North Tahoe High School. 2011 Comment
  UCR146671  Juncus ensifolius Beecher Crampton 1961-9-27 6009 Placer Sierra Nevada Mountains, 1 mile west of Cisco Grove [near county line], along U.S. Highway 40, Yuba River 1707 Comment
  JEPS74121  Juncus ensifolius L. S. Smith 1916-8-21 734 Placer Gray Horse Valley Truckee Region 1828 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
  CDA33209  Juncus mertensianus Jim Jokerst 1986-7-13 2720 Placer High Sierra Nevada; Trail from The Cedars, southwest of Donner Lake, in Sheet Valley. Comment
  CHSC74024  Juncus nevadensis Susi Urie 1998-8-17 98 -057 Placer Lake Tahoe Basin--National Forest. About 0.5 mi north of Ward Creek, along a small tributary; about 2 mi west of Lake Tahoe and Sunnyside. Narrow meadow stringer. 2097 Comment
  POM110929  Juncus nevadensis Marcus E. Jones 1882-6-28 s.n. Placer Emigrant Gap. Comment
  UCD43305  Juncus nevadensis C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-12 673 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  UCD162582  Juncus nevadensis var. nevadensis Steve Matson 2002-8-4 666 Placer nSNH; Tahoe north shore; Snow Creek watershed, Tahoe Vista/Kings Beach; 100 meters north of pond. 1908 Comment
  UCD36714  Juncus orthophyllus Beecher Crampton 1955-7-13 3000 Placer Placer County, 3.5 miles east of Baxter, along U.S. Highway 40. Comment
  UCD43151  Juncus orthophyllus C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-20 519 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  UCD43904  Juncus orthophyllus C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-9 1270 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  UCD75816  Juncus parryi Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5163 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, along Emigrant Trail on the N side of the north fork of Cold Creek, south side of trail between creek and trail. 2136 Comment
  CDA18019  Juncus tenuis D. Mutani 1999-4-23 PDR 1223633 B Placer Sailor-Ravine Rd., Auburn. 0 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
  CAS-BOT-BC81073  Juniperus communis Charlotte Pyle 1978-6-15 4200 -1 Placer on west side of point of land between Deep Canyon and North Fork of the Middle Fork of the American River 1219 Comment
  SEINET5334970  Juniperus occidentalis P. A. Lehenbauer 1937-9-19 s.n. Placer on road to Carnelian Bay, 4 miles from Lake Tahoe Comment
  POM216172  Keckiella breviflora D. D. Keck 1933-6-1 2432 Placer 2.3 miles southeast of Loomis on back road to Folsom. Comment
  SBBG26864  Keckiella breviflora C. L. Hitchcock 1940-5-14 6413 Placer Meier Ranch, ca. 6 mi N of Colfax Comment
  SCFS5071  Keckiella breviflora E. Krimmel, Faerthen Felix 2014-6-26 Placer North Fork American River Headwaters Basin, NFAm. Heath Falls trail. Comment
  CAS-BOT-BC235627  Keckiella breviflora var. breviflora David D. Keck 1933-6-1 2432 Placer 2.3 miles southeast of Loomis on back road to Folsom Comment
  UC1518806  Keckiella lemmonii Fay A. MacFadden 1934-7-2 12570 Placer Alta North Fork of the American River (near Rawhide Mine) Comment
  UC170099  Keckiella lemmonii Miss Helen D. Geis 1912-6 163 Placer Deer Park Comment
  UC615337  Keckiella lemmonii Beryl O. Schreiber 1932-9-11 773 Placer Summit Comment
  LA208503  Kelloggia galioides L. S. Rose; 1941-7-21 41338 Placer Chambers Lodge (McKinnery), Lake Tahoe 1900.0 Comment
  SEINET9316294  Kelloggia galioides Unknown 2009-7-12 15173 Placer Sierra Nevada Mountains Foothills Comment
  UC662634  Kelloggia galioides L. S. Rose 1941-7-21 41338 Placer Chambers Lodge (McKinney); Lake Tahoe 1900 Comment
  UCR246824  Kelloggia galioides George K. Helmkamp, E. A. Helmkamp 2010-7-28 16649 Placer Northern Sierra Nevada Mountains, Forest Hill Road at Hidden Treasure Road, 10.4 miles northeast of the city of Foresthill 1384 Comment
  SEINET12628758  Kelloggia galioides F. H. Hillman s.n. Placer [Sierra Nevada] Between Truckee and Lake Tahoe Comment
  SEINET8730617 Image available Kelloggia galioides L. S. Rose 1941-1 41338 Placer Chambers Lodge (McKinney), Lake Tahoe 1900 Comment
  OBI60149  Kickxia elatine David J. Keil 1999-7-18 28383 Placer S of Placerville; ca 5 rd mi E of Calif Rte 49 along Sand Ridge Rd. Sierra Nevada foothills 457 Comment
  CAS-BOT-BC274286  Lachnagrostis filiformis Peter Rubtzoff 1976-7-4 8713 Placer Granite Bay section of Folsom Lake State Recreation Area Comment
  UCR257637  Lactuca serriola George K. Helmkamp, Elizabeth Helmkamp 2012-10-13 20021 Placer Sacramento Valley, Granite Bay, Folsom Lake; Park Road 1.8 miles north of the east end of Douglas Blvd. 146 Comment
  CAS-BOT-BC341356  Lagophylla glandulosa David D. Keck 1932-6-30 1587 Placer 0.3 miles N. of Weimar P.O. 685 Comment
  JEPS7096  Lagophylla glandulosa Rimo Bacigalupi with G. L. Stebbins, Juan Hunziker, Alex Hawkes, Daniel Zohary, et al 1952-7-19 3848 Placer 1.5 mi n of (and below) Colfax (on the road to Iowa Hill, on grade down into and on the n slope of the North Fork of the American River); North Fork of the American River Comment
  JEPS12637  Lagophylla ramosissima W. H. Shockley 1886-6-20 Placer Auburn Comment
  UCD125092  Lamium amplexicaule Allan R. Magie 1957-3-24 112 Placer Auburn. Comment
  SEINET7249132  Lamium amplexicaule George K. Helmkamp, Mary Alice Barnes 2013-1 Placer Comment
  SEINET7949749  Lamium amplexicaule C. Petterson, A. Berringhoff 1930-1 2793 Placer 5 mi. E of Lincoln. Comment
  SD247447  Lamium purpureum George K. Helmkamp, E. A. Helmkamp 2013-4-13 20333 Placer Northern Sierra Nevada Mountains Foothills: Cramer Road at the junction with CA-49, north of Auburn (Auburn 7.5'Q) 412 Comment
  HSC82242  Lasthenia californica Thomas W. Nelson 1979-4-10 4588 Placer Along W side of Sierra College Blvd. between I-80 and Douglas Blvd. Comment
  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
  UCR66538  Lasthenia fremontii C. B. Wolf 1937-5-12 08621 Placer Sacramento Valley, 1 mi north of Lincoln 46 Comment
  UC472258  Lasthenia fremontii Francis Ramaley 1917-4-15 11110 Placer Lincoln Comment
  RSA726776  Lasthenia glaberrima L. Ahart 2007-4-13 13632 Placer About 1/2 mile south of the Manzanita Cemetery, about 1/2 mile west of Gladding Road, about 2 3/4 miles north of Lincoln. 44 Comment
  UC1563889  Lasthenia gracilis Barbara Ertter with David Thompson 1989-4-8 8147 Placer near entrance to Auburn State Recreation Area (Iowa Creek Road 2 mi from I-80, at creek crossing) 518 Comment
  SEINET5327309  Lathyrus latifolius A. Allen 1950-4-29 26 Placer 9 mi from Folsom on Loomis Folsom road, 244 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
  CAS-BOT-BC213270  Lathyrus sulphureus Mrs. Mary E. P. Ames 1892-5-1 s.n. Placer Auburn Comment
  JEPS119444  Layia chrysanthemoides George K. Helmkamp with E. A. Helmkamp 2011-4-10 17155 Placer Sacramento Valley: along Riosa Road at the east edge of the village of Sheridan. Comment
  CAS-BOT-BC321711  Layia fremontii Peter H. Raven 1954-4-16 6602 Placer 7 mi S of Lincoln on road to Roseville. Comment
  HSC82231  Layia fremontii Thomas W. Nelson 1979-4-10 4591 Placer Along W side of Sierra College Blvd. between I-80 and Douglas Blvd. Comment
  UC30610  Layia fremontii H. N. Bolander 1865-4-11 4548 Placer near Auburn Comment
  RSA121950  Ledum glandulosum N. H. French 1934-6-21 436 Placer S.W. side of Paliside Lake. Comment
  UCD73807  Leersia oryzoides Christopher M. Bronny 2007-5-30 s. n. Placer North of Lincoln. On the east side of Hwy. 65 past the intersection of Gladding Road. Markham Ravine. 45 Comment
  RSA0042966  Lepidium campestre George K. Helmkamp, Mary Alice Barnes 2013-4-18 20350 Placer Yankee Jim Road, 0.9 mile east of its junction with Canyon Way, 4.4 miles SE (167 ) of Colfax 561 Comment
  CDA3789  Lepidium latifolium S. P. Fisher 1969-10-2 Placer Along Southern Pacific Railroad tracks, 3/4 mile northeast of Loomis. 0 Comment
  UC212640  Lepidium nitidum Mary E. P. Ames Apr 1894 Placer Auburn Comment
  CHSC96508  Lepidium nitidum var. nitidum Lowell Ahart; Brian Williams 2007-4-13 13639 Placer On damp granite soil, open pasture fields, about 1/2 mile south of the Manzanita Cemetery, about 1/2 mile west of Gladding Road, about 2 3/4 miles north of Lincoln. 43 Comment
  UC570340  Lepidium perfoliatum N. French 1933-6-15 78 Placer Clipper Cap Sacramento Quad. 518 Comment
  UCD115872  Lepidium virginicum A. A. Heller 1917-8-13 12909 Placer Near Summit hotel. 2133 Comment
  UCD22379  Lepidium virginicum Rex Palmer 1979-6-8 N 121 Placer Headwaters basin area of the North Fork of the American River. Comment
  CAS-BOT-BC60087  Lepidium virginicum var. menziesii A. A. Heller 1917-8-13 1753 Placer Near Summit hotel. 2133 Comment
  SACT001405  Leptochloa fascicularis Josephine Van Ess 1976-7-28 Placer 2.3 miles west of Watt Ave 21.3 Comment
  RSA40267  Leptosiphon ciliatus L. S. Rose 1946-6-23 46188 Placer Rainbow, north of Cisco. 1738 Comment
  UCD118828  Leptosiphon ciliatus Terri Williamson 1990-4-15 8 Placer 22587 Sunset Ridge Drive, Lake of the Pines. 365 Comment
  CHSC85737  Leptosiphon harknessii G. F. Hrusa; J. Glazner 1999-7-17 15153 Placer Martis Valley. Off Hwy 267, S of Truckee. 1889 Comment
  UC306181  Lessingia leptoclada Mrs. Mary E. P. Ames Sept., 1894 Placer Linden Heights Auburn Comment
  UCD35595  Lessingia virgata Beecher Crampton 1958-7-11 5010 Placer 3.3 miles east of Sheridan. Comment
  UCD134133  Leucanthemum vulgare R. N. Raynor 1939-5-31 s.n. Placer along Highway 3 miles above Auburn. Comment
  CAS-BOT-BC56394  Leucothoe davisiae L. S. Smith 1925-8-14 1707 Placer Tahoe National Forest, Robertson Flat Pasture 1981 Comment
  CAS-BOT-BC444159  Lewisia nevadensis Alice Eastwood 1909-1-1 271 Placer Lake Tahoe Region. Ward Creek Comment
  JEPS111329  Lewisia nevadensis Steve Matson 2005-5-24 1240 b Placer Southeast of Truckee, Martis Creek Wildlife Area, 100 meters north of 267, 50 meters west of creek. 39.3033 N, 120.1211 W. Elevation 5,840 ft. 1780 Comment
  UCD21924  Lewisia triphylla Rex Palmer 1979-6-9 N 172 Placer Headwaters basin area of the North Fork of the American River Comment
  UCD21925  Lewisia triphylla Beth Lowe Corbin 1982-8-4 230 Placer 1/2 mile NNW of Onion Creek campground. In damp meadow in White Fir forest. Small, fleshy herb, with white flowers. Mostly shade. SW facing slope, 10% incline. Locally abundant. 2072 Comment
  UCD22152  Lewisia triphylla Rex Palmer 1979-6-19 N 262 Placer Headwaters basin area of the North Fork of the American River Comment
  CAS-BOT-BC444552  Lewisia triphylla Kellogg 1890-6-23 s.n. Placer Cisco, Sierra Nevada Mts. Comment
  CAS-BOT-BC436046  Ligusticum grayi A. A. Heller 1919-7-25 13300 Placer Near the Yuba River below Cisco 1676 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
  UCD74019  Ligusticum grayi Jennifer W. Burt 2005-7-16 133 Placer Abandoned ski area above Rainbow Lodge, off Hwy 50 East of Cisco - collected from coniferous forest near abandoned ski runs. 1947 Comment
  JEPS59354  Ligusticum grayi Ezra Brainerd and Viola B. Baird 1915-7-25 248 Placer Sierra Nevada, Deer Park Rd. 1920 Comment
  SEINET11120010  Ligusticum grayi M. J. Williams 1985-7-6 85- 61 -4 Placer Sierra Nevada, near old Donner Summit [road,] S of Lake Mary. 2286 Comment
  CAS-BOT-BC130776  Lilium pardalinum Albert Vollmer 1949-7-6 12 -D Placer Bear Valley Comment
  RSA130324  Lilium pardalinum Albert M. Vollmer 1949-7-6 12 -E Placer Bear Valley Comment
  RSA130326  Lilium pardalinum Albert M. Vollmer 1949-7-6 12 -E Placer Bear Valley Comment
  SEINET3992198  Lilium pardalinum Vollmer, L. Beane 1951-1 188 Placer Bear Valley, east of Nevada City Comment
  CAS-BOT-BC508483  Lilium parvum H. M. Hall 1910-7-1 8155 Placer Near Cisco, Sierra Nevada Mountains 1859 Comment
  SEINET12049611  Lilium parvum J. H. Nishida 1985-1 775 Placer Homewood 1829 Comment
  SEINET8480782  Lilium parvum P. A. Lehenbauer 1934-7-8 s.n. Placer Cisco. 1707 Comment
  SEINET7725732  Lilium washingtonianum Unknown Placer Summit Comment
  UC1746057  Limnanthes alba subsp. alba Annetta M. Carter with Galen Smith 1951-4-16 Placer near Roseville Comment
  RSA27967  Limnanthes alba var. detonsa C. L. Hitchcock 1940-5-7 6333 Placer 1 mile west of Baxter. Comment
  SBBG128840  Limnanthes floccosa subsp. californica G. K. Helmkamp, E. A. Helmkamp 2011-4-10 17151 Placer Riosa Rd at the E edge of the village of Sheridan, Sacramento Valley 41 Comment
  RSA39948  Limosella acaulis J. T. Howell 1943-7-19 18579 Placer Summit Valley Comment
  UCD162577  Limosella aquatica Steve Matson 2003-6-9 792 Placer nSNH; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; north side of Highway 267, west of Martis Creek, vernal pool. 1780 Comment
  UC23397  Linanthus bicolor Bolander 1865-4-13 4568 Placer Newcastle 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
  SEINET11261851  Linanthus ciliatus George Helmkamp, E. A. Helmkamp 2011-7-26 17892 Placer Northern Sierra Nevada Mountains: Bowman Lake Road, .9 mile north of its junction with CA Hwy 20, .85 mi. NE (231/4) of emigrant Gap and N of I-80 (Blue canyon 7.5' Q); 0 1434 Comment
  UCR120249  Linanthus ciliatus George K. Helmkamp, E. A. Helmkamp, A. Kerchner 1999-6-29 5038 Placer Northern Sierra Nevada Range, N of Hwy I-80 at west exit to Donner Lake; opening to Negro Canyon 2134 Comment
  UC880295  Linanthus filipes Marcus E. Jones, A. M. Jun 1882 Placer Emigrant Gap Comment
  CDA6358  Linaria genistifolia subsp. dalmatica G. D. Barbe, W. Sauer 1984-7-25 4181 Placer Along north shore of Lake Tahoe between U.S. Coast Guard Station and Bristle Cone Street, Lake Forest. Comment
  CAS-BOT-BC240379  Linnaea borealis subsp. longiflora Margaret J. Williams 1984-6-24 84- 62 -1 Placer Near Hwy 20, Skillman Flat Campground 1341 Comment
  UC17252  Linum lewisii C. J. Fox Jr. July, 1895 Placer near Squaw Valley Comment
  SEINET11261795  Linum lewisii var. alpicola George K. Helmkamp, E. A. Helmkamp 2011-7-26 17891 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
  CAS-BOT-BC430964  Lithophragma bolanderi Alice Eastwood; John Thomas Howell 1937-5-8 4334 Placer Near Auburn on road to Grass Valley Comment
  UC402485  Lithophragma bolanderi W. W. Mackie 1904-4 Placer near Auburn (American River Canyon); American River Canyon Comment
  RSA293427  Lithophragma bolanderi Reino Alava 1958-5-3 2024 Placer 8 miles W of Auburn on the County Rd No 74. Comment
  RSA98977  Lithophragma bolanderi L. S. Rose, W. A. Weber 1953-5-19 8398 Placer 1 mile SE of Auburn 305 Comment
  CAS-BOT-BC435494  Lithophragma glabrum Alice Eastwood 1912-6-15 376 Placer Deer Park, Lake Tahoe Region Comment
  POM92060  Lithophragma parviflorum Marcus E. Jones 1882-6-30 s.n. Placer Emigrant Gap. Comment
Read comments
Mar 1 2011
  CDA37060  Lolium multiflorum CDFA Staff s.n. Placer Pino Ranch, near Newcastle. 0 Comment
  CDA15458  Lolium perenne D. Mitani 1999-3-31 PDR 1223619 Placer Sierra Nevada; Winchester Country Club golf course, Meadow Vista. 0 Comment
  SACT001449  Lolium perenne D. Meyer 1984-7-29 Placer Road south of reservoir, moist shady north-facing slope. 1612.0 Comment
  SACT001451  Lolium perenne D. Meyer 1983-6-18 Placer Roadside drainage ditch. 412.0 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
  SACT001466  Lolium temulentum D. Meyer 1983-5-15 Placer Field at southeast corner. 36.6 Comment
  UC1562641  Lomatium californicum Barbara Ertter with David Thompson 1989-4-9 8192 Placer n.e. Auburn (1/2 way down rd. to Lake Clementine (=North Fork Lake)) 304 Comment
  UCR194931  Lomatium utriculatum George K. Helmkamp, E. A. Helmkamp 2007-5-18 12012 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 2.8 miles southeast of Foresthill 814 Comment
  SEINET9687132  Lomatium utriculatum C. Aarstad, H. Mozingo 1979-4-1 s.n. Placer 1.2 mile E of junct. of old and new Auburn-Forest Hills Road 792 Comment
  JEPS111196  Lonicera cauriana Steve Matson 2005-7-4 1369 Placer Martis Valley, southeast of Truckee, National Recreation Area, south of Highway 267 and south of Martis Creek on western edge of Northstar subdivision; on trail near stream. 39.2915 N, 120.1352 W: Elevation 5,900 ft. 1798 Comment
  JEPS59496  Lonicera conjugialis Ezra Brainerd and Viola B. Baird 1915-7-10 249 Placer Deer Park Sierra Nevada Mtns 1920 Comment
  SEINET8056613  Lonicera conjugialis M. J. Williams 1985-7-6 85- 63 -8 Placer Sierra Nevada; Pacific Crest trail between old and new Donner Summits. Comment
  UCD50453  Lonicera conjugialis D. Axelrod 1982-1 s.n. Placer Exact location unknown. Comment
  SEINET8056667  Lonicera hispidula var. vacillans J. Landers 1974-9-22 s.n. Placer Middle Fork American River. 290 Comment
  UCR218230  Lotus humistratus George K. Helmkamp, E. A. Helmkamp 2010-6-26 16407 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
  RSA25275  Lotus incanus C. L. Hitchcock 1940-5-7 6326 Placer 1 mile west of Baxter. Comment
  RSA671059  Lotus incanus G. Fred Hrusa 1997-5-26 13789 Placer Italian Bar Trail, N-facing slope to N. Fk. Amer. River, approx. 3 km. N of Foresthill Divide Rd. 1300 Comment
  RSA27665  Lotus micranthus C. L. Hitchcock 1940-5-7 6322 Placer 1 mile west of Baxter. Comment
  UC1129097  Lotus micranthus N. French 1933-6-5 66 Placer East Rocklin Sacramento Quad. 91 Comment
  UCR208265  Lotus micranthus George K. Helmkamp, E. A. Helmkamp 2009-5-7 14645 Placer Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 8.9 miles east of its junction with Forest Hill Road in Foresthill 476 Comment
  JEPS111130  Lotus micranthus Steve Matson 2005-4-17 1223 Placer Near Colfax, Stevens Trail to the North Fork of the American River 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
  UC864267  Lotus pinnatus Marcus E. Jones, A. M. 1882-1 3282 Placer Emigrant Gap Comment
  UCR170797  Lotus purshianus var. purshianus George K. Helmkamp, E. A. Helmkamp 2005-9-30 9933 Placer Northern Sierra Nevada Mtns., Hampshire Rocks Road south of the I-80 Rainbow exit (c. 2 mi east of Cisco Grove) 1805 Comment
  UC1129126  Lotus scoparius N. French, R. Clar 1933-6-6 75 Placer near Rattlesnake Bridge (locally near the American River); Sacramento Quad. 609 Comment
  RSA406947  Lupinus Kessler s.n. Placer Lake Tahoe Comment
  JEPS85678  Lupinus Ruby Van Deventer 1938-7-4 160 Placer Summit Valley Mt. 1249 Comment
  SEINET8058013  Lupinus M. Dailey 1959-4-19 19 Placer Just east of Weimar, on north side of highway 40 427 Comment
  SEINET5327610  Lupinus albicaulis A. Allen 1950-5-20 35 Placer 10 miles west of Auburn on Grass Valley road. 488 Comment
  SEINET5327616  Lupinus albifrons C. Aarstad, H. N. Mozingo 1979-4-1 s.n. Placer Eldorado Creek near junct. W/No. fork of middle fork of American River, Mosquito Ridge road to French Meadowns. 518 Comment
  RSA0035850  Lupinus albifrons var. albifrons George K. Helmkamp, Mary Alice Barnes 2013-4-18 20361 Placer Yankee Jim Road, 2.4 miles east of its junction with Canyon Way, 2.5 mi. ENE (78 ) of Weimar 512 Comment
  SEINET5558508  Lupinus andersonii H. S. Gentry 1962-1 19758 Placer Near Auburn. 457 Comment
  UC477529  Lupinus apertus L. S. Smith 1931-6-3 2553 Placer summit at Duncan Peak; Tahoe National Forest, summit at Duncan Peak 2133 Comment
  UCD74125  Lupinus arbustus Jennifer W. Burt; Sarah Shannon 2005-7-8 159 Placer PlaVada' abandoned ski area (off Hwy 80 at Kingvale exit) - collected from center of abandoned ski run. 1920 Comment
  UCR242373  Lupinus arbustus George K. Helmkamp, E. A. Helmkamp 2010-7-28 16673 Placer Northern Sierra Nevada Mountains, Soda Springs Road, 0.3 mile north of its junction with Forest Hill Road at Robinson Flat 2024 Comment
  CAS-BOT-BC208839  Lupinus argenteus var. meionanthus Frank W. Peirson 1931-8-10 9551 Placer Lake Tahoe 1905 Comment
  UC1129501  Lupinus argenteus var. meionanthus R. C. Wilson 1934-9-20 77 Placer Granite Chief Mt.; Tahoe National Forest, Truckee Quad. 2743 Comment
  UCR194944  Lupinus benthamii George K. Helmkamp, E. A. Helmkamp 2007-5-18 12040 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
  HSC37413  Lupinus bicolor Thomas W. Nelson 1972-11-25 710 Placer Del Oro Rd. near Roseville Comment
  UCR231895  Lupinus bicolor George K. Helmkamp, E. A. Helmkamp 2011-4-10 17140 Placer Sacramento Valley, east of Sheridan just north of the junction of North Kilaga Springs Road and Kilaga Springs Road 98 Comment
  UCR235595  Lupinus bicolor George K. Helmkamp, E. A. Helmkamp 2012-5-5 18922 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
  UC726013  Lupinus bicolor A. A. Heller 1940-4-20 15541 Placer along U.S. Highway #99E, 1 mi n Sheridan; n of Sheridan Comment
  SEINET10973215  Lupinus densiflorus Mary Susan Taylor 1975-5-10 Taylor 575 Placer Ca. 2 mi S of Auburn on Hwy 49, at bridge over American River, ca. 40 ft E of the bridge on N side of road; with Tunica prolifera, Toxicodendron diversilobum, Plantago lanceolatum. With Kevin Marsh. 213 Comment
  SEINET8042255  Lupinus grayi A. Allen 1950-4-29 45 Placer Highway 40, 2 miles above Glen Alder following a sharp curve to left, 914 Comment
  UC1129681  Lupinus latifolius var. latifolius N. French 1933-5-15 52 Placer American River 609 Comment
  UCD108251  Lupinus lepidus var. confertus G. K. Helmkamp; E. A. Helmkamp 2005-9-30 9964 Placer Northern High Sierra Mountains: ca. 3.5 mi NW of Lake Tahoe; Along the Truckee River and CA Highway 89, 0.1 mi N of Alpine Meadows Road. 1902 Comment
  CDA12414  Lupinus lepidus var. sellulus G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8542 Ab Placer Lake Tahoe; W end of upper Ward Valley on N side, 4 mi SW of Tahoe City. Comment
  UCD108566  Lupinus lepidus var. sellulus A. A. Heller 1919-7-25 13307 Placer near the Yuba river below Cisco. 1676 Comment
  UCD21600  Lupinus lepidus var. sellulus E. Dean; M. Starbuck, C. Tresan, S. Tresan 2002-7-30 1264 Placer Vicinity of the town of Soda Springs. Meadow across from housing along Soda Springs Road, trailhead for trail that starts at Soda Springs Rd. and travels E from the Serene Lakes region up ca. 100 m to a ridge that looks down on Lake Van Norden and railroad tracks. 2200 Comment
  RSA413787  Lupinus lyallii var. lyallii Marcus E. Jones 1930-7-10 25457 Placer Lake Tahoe Comment
  CAS-BOT-BC438823  Lupinus microcarpus var. densiflorus George K. Helmkamp; Mary Alice Barnes 2013-5-3 20459 Placer Northern Sierra Nevada Mountains Foothills: Forest Hill Road, 4.8 miles east of its junction with Upper Clementine Lake Road, 10.1 mi. NE (52 deg. ) of Auburn. 672 Comment
  UCR173276  Lupinus microcarpus var. densiflorus George K. Helmkamp, Elizabeth Helmkamp 2006-5-13 10440 Placer Northern Sierra Nevada Foothills, c. 4 air mi. NE of Auburn, along Forest Hill Road, 1.8 mi. NE of its junction with Calif. Hwy 49 at the middle fork of the American River 370 Comment
  UC518942  Lupinus microcarpus var. densiflorus David D. Keck 1933-6-1 2433 Placer on road to Folsom Loomis (Loomis city limits) Comment
  CAS-BOT-BC438828  Lupinus nanus George K. Helmkamp; Mary Alice Barnes 2013-5-3 20471 Placer Foothills, northern Sierra Nevada Mountains: Mosquito Ridge Road, 1.1 miles south of Forest Hill Road. 962 Comment
  RSA0035677  Lupinus nanus George K. Helmkamp, Mary Alice Barnes 2013-4-18 20341 Placer Yankee Jim Road, 0.9 mile east of its junction with Canyon Way, 4.4 miles SE (167 ) of Colfax 561 Comment
  SEINET3815513 Image available Lupinus nanus George K. Helmkamp, E. A. Helmkamp 2012-5-11 18940 Placer Foothills, northern Sierra Nevada Mountains: Finning Mill Road at the junction with Forest Hill Road 346 Comment
  UCR208546  Lupinus nanus George K. Helmkamp, E. A. Helmkamp 2009-5-11 14674 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
  UCR208572  Lupinus nanus George K. Helmkamp, E. A. Helmkamp 2009-5-7 14608 Placer Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 9.8 miles east of its junction with Forest Hill Road in Foresthill 433 Comment
  UCR218133  Lupinus nanus George K. Helmkamp, E. A. Helmkamp 2010-6-26 16383 Placer Sierra Nevada Mountains Foothills, junction of Canyon Way and Yankee Jim's Road, east of I-80 between Weimar and Colfax 616 Comment
  UCR250065  Lupinus nanus George K. Helmkamp, Mary Alice Barnes 2013-5-3 20471 Placer Foothills, northern Sierra Nevada Mountains, Mosquito Ridge Road, 1.1 miles south of Forest Hill Road 962 Comment
  UCR250172  Lupinus nanus George K. Helmkamp, Mary Alice Barnes 2013-5-3 20484 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 4.7 miles south of Forest Hill Road, 1.8 mi. east (92 deg. ) of Foresthill 829 Comment
  UC155193  Lupinus nanus Katharine Brandegee 1907-5-1 Placer bet. Pilot Hill and Salmon Falls; bet. Pilot Hill and Salmon Falls Comment
  HSC33425  Lupinus polyphyllus subsp. superbus Thomas W. Nelson, James Nelson 1974-6-17 1377 Placer Dollar Point N of Lake Tahoe City 1585 Comment
  SEINET8059935  Lupinus polyphyllus var. burkei P. L. Comanor, B. Clark, B. O'Malia 1969-5-15 s.n. Placer Approx. 3 miles west of Colfax plot (1.85 mi. from end of railroad bridge on Calif. 194), up a dirt road located 1.2 mile past Bear Creek bridge additional 4/10 mi Comment
  SEINET12902685 Image available Lupinus silvicola A. A. Heller 1909-1 9857 Placer Summit 2134 Comment
  CDA12390  Luzula comosa G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8518 a Placer Lake Tahoe; Upper Ward Valley, 4 m SW Tahoe City. Comment
  UCD142068  Luzula comosa Beecher Crampton 1966-4-14 7649 Placer 2.5 miles east of Lincoln. Comment
  CAS-BOT-BC436669  Luzula comosa var. laxa Dr. Kellogg 1870-6-16 s.n. Placer Cisco Comment
  CAS-BOT-BC436667  Luzula comosa var. laxa Dr. Kellogg 1870-6-16 s.n. Placer Cisco, Sierra Nevada Mts. Comment
  CAS-BOT-BC436672  Luzula comosa var. laxa L. S. Smith 1927-8-12 2206 Placer Tahoe National Forest: Upper Basin, Squaw Creek 2133 Comment
  CDA33224  Luzula divaricata Jim Jokerst 1986-7-13 2724 Placer High Sierra Nevada; Trail from The Cedars, southwest of Donner Lake, in Sheet Valley. Comment
  UCD147099  Lysimachia nummularia Chuck Hughes 2013-5-14 383 Placer Southwestern margin of Camp Far West Reservoir. 97 Comment
  CHSC81794  Lythrum portula Lowell Ahart 2001-10-10 9344 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
  SCFS1150  Madia E. Krimmel, F. Felix 2013-7-28 Placer NFAm. Swimming Hole Trail. Stop #4. Comment
  OBI82262  Madia elegans George K Helmkampf, Mary Alice Barnes 2013-5-3 20489 Placer Northern Sierra Nevada Mountains Foothills; Mosquito Ridge Road, 4.7 miles south of Forest Hill Road, 1.8 mi. east (92 deg. ) of Foresthill 829 Comment
  SEINET9311191  Madia elegans George Hrusa, Glazner, J. 1999-7-17 15165 Placer Maris Valley, off hwy 267, S of Truckee. Lower, wetter part of drainage, surrounded by open to +/- closed Pinus jeffreyi grading into Abies concolor coniferous forest. Below culvert crossing. UTM: 10S, 4355113 N, 0744264 E Comment
  UCD21779  Madia elegans Beth Lowe Corbin 1982-8-13 341 Placer 1 mile west of The Cedars. Meadowy slope. Ray and disc flowers yellow, anthers black. Partial sun. West facing slope, 20% incline. Locally abundant. 1645 Comment
  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
  POM362140  Madia elegans subsp. elegans Wm. Martin 1971-9-10 20202 Placer 8 miles east of Auburn on Hwy. 80, road to Applegate. 610 Comment
  UCR194935  Madia elegans subsp. vernalis George K. Helmkamp, E. A. Helmkamp 2007-5-18 12018 Placer Northern Sierra Nevada Mountains Foothills, along Mosquito Ridge Road, 4.2 miles southeast of Foresthill 793 Comment
  CAS-BOT-BC342836  Madia glomerata H. M. Hall 1910-6-26 8746 -A Placer Sierra Nevada Mountains. Cisco Comment
  CHSC74071  Madia glomerata Susi Urie 1998-8-11 98 -003 Placer Lake Tahoe Basin--National Forest. About 0.5 mi north of Ward Creek, along a small tributary; about 2 mi west of Lake Tahoe and Sunnyside. Narrow meadow stringer. 2097 Comment
  SD8612  Madia glomerata Katherine Curran 1883-1 Placer Donner Lake Comment
  UCD134265  Madia glomerata G. K. Helmkamp; E. A. Helmkamp 2007-8-1 12646 Placer Northern Sierra Nevada Mountains. Donner Pass Road between Donner and Norden, about 0.2 mile E of the Nevada County border. 2151 Comment
  JEPS59498  Madia gracilis Ezra Brainerd and Viola B. Baird 1915-7-23 252 Placer e of Tahoe City (along the shore of Lake Tahoe); Sierra Nevada Mts., Lake Tahoe 1905 Comment
  UCD18246  Madia subspicata E. A. Dean 1998-5-30 458 Placer NE of town of Auburn, along SE side of Foresthill Rd. 500 Comment
  CHSC10706  Maianthemum racemosum Lowell Ahart 1963-7-1 Placer Near Robinson Flat. 1676 Comment
  SCFS11529137  Maianthemum racemosum E. Krimmel, F. Felix 2012-9-13 Placer NFAm, downstream from Cedars. On streambank. Comment
  RSA377688  Maianthemum racemosum subsp. amplexicaule William Martin 1971-9-10 20250 Placer 0.5 mile east of Alta off Hwy 80, toward Baxter. Comment
  CHSC74032  Maianthemum stellatum Susi Urie 1998-8-28 98 -144 Placer Middle of Page Meadows; about 2 mi west of Lake Tahoe and Sunnyside. 2115 Comment
  SEINET12049608  Maianthemum stellatum J. H. Nishida 1985-1 780 Placer Homewood 1829 Comment
  SEINET8491615  Maianthemum stellatum P. A. Lehenbauer 1932-6-26 s.n. Placer Tahoe City. Comment
  UCD107663  Marah fabacea Gordon H. True; John Thomas Howell 1972-3-17 7074 Placer Just south of Auburn Ravine, 1.5 miles west of Lincoln. 48 Comment
  UC28955  Marah watsonii Bolander 4533 Placer Auburn Comment
  SEINET8551407  Marah watsonii W. D. Billings 1939-3-19 1193 Placer 2 miles N of Auburn. Comment
  UC147602  Marrubium vulgare Harriet A. Walker 1908-6-27 1331 Placer Blue Canyon 1432 Comment
  CAS-BOT-BC67839  Marsilea vestita David D. Keck 1933-6-1 2438 Placer South of Roseville, near Sacramento County - Placer County line. Comment
  CDA42746  Marsilea vestita R. Danielson 1962-6-17 s.n. Placer Highway 99 E to Marysville, 4 miles north of Roseville. 0 Comment
  CAS-BOT-BC269213  Melica aristata R. K. Gierisch; D. H. Esplin 1969-7-11 3522 Placer Tahoe National Forest. Big Bend Comment
  UCD66808  Melica aristata Beecher Crampton 1955-7-13 2983 Placer Above U. S. Hwy. 40, 3.5 miles east of Baxter. 1432 Comment
  UCD66811  Melica aristata Beecher Crampton 1955-7-13 3006 Placer Blue Canyon. 1432 Comment
  UCR253128  Melica californica George K. Helmkamp, Amy Barnes 2014-4-23 22808 Placer Sierra Nevada Mountains Foothills, Spring Garden Road, at the north side of its junction with Foresthill Road, 8.4 km west of Foresthill 720 Comment
  SACT001507  Melica fugax Michael Baad 1983-8-11 Placer on trail to Whiskey Creek to Mildred Ridge. 2133.0 Comment
  SACT001532  Melica subulata Michael Baad 1977-6-1 Placer 1097.28 Comment
  SACT001550  Melica torreyana Josephine Van Ess 1979-6-5 Placer on bypass; lightly shaded bank 198.2 Comment
  SEINET9262014  Melica torreyana George K. Helmkamp, Amy Barnes 2014-1 22799 Placer Sierra Nevada Mountains Foothills: Old auburn-Foresthill ROad 1.7 miles northeast of its junction with CA-49 at North Fork American River (Auborn 7.5 Q) 407 Comment
  UCR218451  Melica torreyana George K. Helmkamp, Mary Alice Barnes & Mary Jane Ganibe 2010-7-2 16427 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
  SEINET239021  Melilotus albus Beecher Crampton 1972-7-26 8848 Placer Carpenter Flat east of Emigrant Gap. Drainage ditch along Laing's road 1615 Comment
  UC303589  Mentzelia congesta G. B. Grant July, 1906 7067 Placer Lake Tahoe Comment
  UC872457  Mentzelia dispersa Lewis S. Rose 1938-9-14 38269 Placer 3 m nw Tahoe City; Truckee River 1828 Comment
  CAS-BOT-BC428531  Micranthes aprica John Thomas Howell 1943-7-21 18657 Placer Donner Pass to Mt. Lincoln Comment
  CAS-BOT-BC428534  Micranthes aprica Alice Eastwood 1909-1-1 281 Placer Lake Tahoe Region. Wards Pass. Comment
  CAS-BOT-BC428875  Micranthes californica G. L. Stebbins 1970-4-4 6988 Placer Shrittail [Shirttail] Canyon, south of North Fork, American River, along road from Colfax to Forest Hill [Foresthill]. 365 Comment
  UCD102830  Micranthes californica G. L. Stebbins 1970-4-4 6989 Placer Shirttail Canyon, on road from Colfax to Forest Hill, ca. 1/2 mile east of crossing of North Fork American River. 457 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
  SEINET6033444  Micranthes californica A. Streshley 1976-3-13 s.n. Placer South of Auburn, along the north fork of the American River 274 Comment
  UCD22368  Micranthes nidifica Rex Palmer 1979-7-12 N 623 Placer Headwaters basin area of the North Fork of the American River. Comment
  CAS-BOT-BC348388  Micropus californicus var. californicus G. L. Stebbins 1978-5-28 7881 Placer West side of Big Crater 1280 Comment
  SEINET7067127  Microseris acuminata A. G. Vestal 1947-4-29 s.n. Placer Serpentine about 3.8 miles north of Auburn and 0.2 miles south of Elders Corner on Route 49. Coordinate datum: NAD27. UTM Zone 10, 664672mE, 4313245mN. Comment
  CAS-BOT-BC349323  Microseris nutans L. S. Smith 1926-5-26 1868 A Placer Tahoe National Forest. Duncan Canyon 1676 Comment
  CAS-BOT-BC349328  Microseris nutans Alice Eastwood 1909-1-1 75 Placer Lake Tahoe Region. Sunnyside Comment
  CAS-BOT-BC349332  Microseris nutans A. A. Heller 1919-7-26 13314 Placer Summit meadows west of Donner Pass 2072 Comment
  RSA636072  Microseris nutans Robert M. Rhode, Barbara Nemeth 1997-6-26 166 Placer Blackwood Creek Canyon (c. 4 miles south of Tahoe City), approx. 6300-6500 ft. Near Blackwood Creek Canyon Road, about 0.4 mile west of turnoff from Highway 89. 1921 Comment
  SEINET11602003 Image available Microseris nutans L. R. Miller 1934-7-8 s.n. Placer Cisco Comment
  CAS-BOT-BC322771  Microseris sylvatica Gordon H. True 1971-5-26 6546 Placer Northern limits of Lincoln 48 Comment
  CDA16996  Mimulus bicolor G. F. Hrusa, M. I. Wibawa, J. Glazner 2002-5-22 16049 Placer Sierra Nevada; Hughes Mill (site) above Foresthill. 1066 Comment
  UC193049  Mimulus bicolor C. F. Sonne 1897-5-17 Placer between Towles and Shady Run Comment
  UC1063530  Mimulus breweri N. French 1934-6-22 443 Placer Serena Lake Tahoe National Forest, Truckee Quadrangle Comment
  SCFS1146  Mimulus cardinalis E. Krimmel, F. Felix 2013-7-28 Placer NFAm. Swimming Hole Trail. Stop #5. First creek crossing on trail (Onion Creek) Comment
  SCFS11529156  Mimulus guttatus Unknown 2014-7-5 Placer Onion Creek crossing near confluence with NF Am. river, on trail Comment
  SCFS1200  Mimulus guttatus E. Krimmel 2014-6-26 Placer Rocky seep on sunny slope, above river below confluence with Serena Creek Comment
  UC103721  Mimulus guttatus T. S. Brandegee Sept. 1888 Placer Donner Comment
  UCR190665  Mimulus guttatus George K. Helmkamp, E. A. Helmkamp 2007-5-23 12076 Placer Northern Sierra Nevada Mountains Foothills, junction of Iowa Hill Road and Finning Mill Road (U. S. F. S. Rd #10) in the Sugar Pine Recreation area 1137 Comment
  UCR208601  Mimulus guttatus George K. Helmkamp, E. A. Helmkamp 2009-5-7 14629 Placer Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 13.6 miles east of its junction with Forest Hill Road in Foresthill 771 Comment
  UCR218120  Mimulus guttatus George K. Helmkamp, E. A. Helmkamp 2010-6-26 16395 Placer Sierra Nevada Mountains Foothills, Yankee Jim's Road in Bunch Canyon, 0.5 mile southeast of its junction with Canyon Way 591 Comment
  UCD13373  Mimulus guttatus A. M. Shapiro 1996-7-30 s.n. Placer Iowa Hill Rd., ca. 1/2 mile S. Colfax. 603 Comment
  CDA38386  Mimulus jepsonii S. E. Schoenig 1998-8-16 98 -83 Placer 1.0 mile north of Grouse Ridge on trail to Island Lake, northeast of Milk Lake. Tahoe National Forest. Comment
  JEPS111131  Mimulus kelloggii Steve Matson 2005-4-17 1222 Placer Near Colfax, Stevens Trail to the North Fork of the American River Comment
  RSA409259  Mimulus kelloggii Fay A. MacFadden 1934-3-31 12430 Placer Near Monte Vista Inn. Comment
  RSA535814  Mimulus kelloggii David M. Thompson, Barbara J. Ertter 1989-4-9 997 Placer 3.0 road mi NE of Shirttail Creek bridge along Shirttail Canyon Road. 500 Comment
  RSA434635  Mimulus lewisii Fay A. MacFadden 1934-8-10 12941 Placer Cisco. Comment
  JEPS71713  Mimulus lewisii Gladys L. Smith 1972-8-25 3436 Placer meadow below North cirque; Granite Chief 2575 Comment
  SEINET7719539  Mimulus lewisii Unknown 1888-7-16 Placer Summit Comment
  UC65859  Mimulus lewisii P. B. Kennedy 1901-8-10 269 Placer summit Soda Springs Comment
  SEINET3159687  Mimulus luteus W. H. Evans 1891-8-1 sn Placer Lake Tahoe 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
  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
  UC702887  Mimulus moniliformis Lewis S. Rose 1941-7-12 41308 Placer Chambers Lodge, (McKinney) Lake Tahoe Comment
  UCD75960  Mimulus moschatus Ellen Dean, M. Starbuck,; G. Harrington, M. Bibbo, J. Poloske, K. Mawdsley 2008-7-20 5222 Placer Donner State Park, newly acquired lands to the SW of Donner Lake. Ridge between Southern Pacific RR tracks and railroad tunnel to the west of Lakeview Canyon. Ridge to the southwest of disturbed off-road vehicle area. 2284 Comment
  RSA447983  Mimulus moschatus Wm Vortriede 1928-1 s.n. Placer Lake Tahoe. Comment
  RSA435498  Mimulus moschatus var. longiflorus Fay A. MacFadden 1934-7-9 12568 Placer Emigrant Gap. Comment
  UC124419  Mimulus nasutus A. Kellogg 1870-1-1 Placer Cisco Comment
  UCR226133  Mimulus primuloides Ellen Dean, M. Starbuck, Gordon Harrington, Jennifer J. Buck, Mark Bibbo, J. Poloske, T. Sasaki 2008-7-19 5132 Placer Donner State Park, newly acquired lands to the southwest of Donner Lake, along Emigrant Trail on the north side of the north fork of Cold Creek, near undeveloped road that crosses the creek 2107 Comment
  RSA434712  Mimulus primuloides Robert Kessler 1924-08 s.n. Placer Lake Tahoe. [County: Placer or El Dorado] Comment
  SEINET12343283  Mimulus primuloides H. A. Walker 1910-6-19 2151 Placer Donner Lake Comment
  CDA15980  Mimulus primuloides subsp. primuloides G. F. Hrusa, J. Glazner 1999-7-17 15164 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  UCD162602  Mimulus primuloides var. primuloides Steve Matson 1998-6-14 247 Placer nSNH; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; 0.9 miles north of Highway 267; 1km west of Martis Creek. 1780 Comment
  UCD43357  Mimulus primuloides var. primuloides C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-12 725 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  UCD44420  Mimulus primuloides var. primuloides C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1786 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  CDA16796  Mimulus tilingii G. F. Hrusa, J. Glazner 2001-7-15 15935 Placer Sierra Nevada; N face of Crows Nest Pk. immed. W of Sugarbowl. 2286 Comment
  POM9975  Mimulus tilingii E. Keyes 1920-8-21 s.n. Placer Ellis Meadow near Lake Tahoe. Comment
Read comments
Jan 1 2016
  UC465579  Minuartia californica Francis Ramaley 1917-4-13 11105 Placer Lincoln Comment
  CAS-BOT-BC174686  Minuartia cismontana G. L. Stebbins 1978-5-28 7895 Placer East end of Ralston Ridge 1554 Comment
  CAS-BOT-BC481926  Minuartia rubella John H. Thomas; Hazelle A. Thomas 1956-7-21 6182 Placer Sierra Nevada, vicinity of Donner Pass, about 80 mi NE of Sacramento 2377 Comment
  CAS-BOT-BC314188  Monardella odoratissima subsp. pallida H. M. Hall 1910-7-1 8731 Placer Cisco 1828 Comment
  CAS-BOT-BC318566  Monardella odoratissima subsp. pallida A. A. Heller 1919-7-26 13320 Placer Donner pass. 2194 Comment
  RSA531309  Monardella odoratissima subsp. pallida Walter Wisura 1991-8-22 4546 Placer Squaw Valley, beyond upper cable car stn. on steep E-facing slope below rocky summit Comment
  UC2035926  Monardella odoratissima subsp. pallida Robert T. Clausen and Harold Trapido 1940-7-13 4883 Placer North of Ward Creek, west side of Lake Tahoe, 2 miles north of Tahoe Pines, Sierra Nevada, Lake Tahoe Basin 1905 Comment
  UCR201923  Monardella odoratissima subsp. pallida George K. Helmkamp, E. A. Helmkamp 2008-8-20 14030 Placer Northern Sierra Nevada Mountains, Soda Springs Road, 1.9 miles south of its junction with Donner Pass Road and beside (completely dry) Serena Creek 2107 Comment
  UCR242329  Monardella odoratissima subsp. pallida George K. Helmkamp, E. A. Helmkamp 2010-7-28 16666 Placer Northern Sierra Nevada Mountains, Forest Hill Road, 1.6 miles west of the junction with Soda Springs Road at Robinson Flat 2040 Comment
  CAS-BOT-BC220477  Monardella sheltonii Saichi Kawahara 1969-7-6 1472 Placer On Finning Mill Road just south of Sugar Pine Road. Tahoe National Forest 1139 Comment
  UC851964  Montia chamissoi Marcus E. Jones, A. M. 1882-5-28 2628 Placer Emigrant Gap Comment
  UCR120233  Montia chamissoi George K. Helmkamp, E. A. Helmkamp, A. Kerchner 1999-6-30 5069 Placer Northern Sierra Nevada Range, Truckee River, c. 4 mi upstream from Lake Tahoe; 1.1 mi south of Squaw Valley Road 1860 Comment
  JEPS82034  Montia linearis Gladys L. Smith 1982-6-24 7433 Placer Goose Meadow 1828 Comment
  CAS-BOT-BC445126  Montia parvifolia Marcus E. Jones 1882-6-1 s.n. Placer Emigrant Gap Comment
  POM101988  Montia parvifolia Marcus E. Jones 1882-06 s.n. Placer Emigrant Gap Comment
  SACT001586  Muhlenbergia filiformis D. Meyer 1984-7-15 Placer At edge of Serene Lake. 1909.0 Comment
  SACT001589  Muhlenbergia filiformis D. Meyer 1984-7-8 Placer Road to Lake Valley Reservoir roadside. 1758.0 Comment
  UC579522  Muhlenbergia filiformis B. Bolt 1934-7-20 155 Placer Whiskey Hill Tahoe National Forest, Colfax Quadrangle 1645 Comment
  SEINET4672123  Muhlenbergia filiformis M. J. Williams 1974-8-8 74 -PL-37 Placer Murphy's Meadow, 5 mi. SW of Hirschdale 2316 Comment
  UCD36121  Muhlenbergia rigens Beecher Crampton 1952-11-9 921 Placer Placer County, 6 miles east of Auburn, about 1.5 miles south of Meadow Vista. 457 Comment
  SEINET6412908  Myriopteris gracillima M. J. Williams 1970-6-23 s.n. Placer [Sierra Nevada] Near Cisco Grove 1722 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
  UC1069121  Nama lobbii N. French 1934-5-28 374 Placer 1 1/2 mi w Black Mt.; Colfax Quad., Tahoe National Forest, w of Black Mt. Comment
  UC1069125  Nama lobbii H. S. Yates 1936-8-8 5980 Placer near Meeks Bay; Truckee Quad., near Meeks Bay Comment
  UCD75681  Navarretia divaricata Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5130 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
  RSA293380  Navarretia divaricata Reino Alava 1958-5-3 2008 -A Placer Along the road near the North Fork Dam of the American River; south [end] of Lake Clementine. About 3 miles northeast of Auburn Comment
  CDA15975  Navarretia divaricata subsp. divaricata G. F. Hrusa, J. Glazner 1999-7-17 15130 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  JEPS111232  Navarretia divaricata subsp. divaricata Steve Matson 2005-6-12 1271 Placer Martis Valley, ca 5 miles southeast of Truckee, Northstar subdivision,west of 267, near entrance road just east of gas station; 39.2873 N, 120.1068 W; Elevation 6200 ft. 1889 Comment
  UC718539  Navarretia eriocephala Carl B. Wolf 1937-5-12 Placer 1 mi n Lincoln; Sacramento Valley 45 Comment
  UCD36286  Navarretia eriocephala Beecher Crampton 1953-5-14 1273 Placer Placer County, 3 miles north of Roseville, on Highway 99E. Comment
  UC879942  Navarretia filicaulis Marcus E. Jones, A. M. 1882-7-3 3417 Placer Colfax Comment
  JEPS127514  Navarretia intertexta subsp. propinqua Steve Matson 1997-6-15 14 Placer Tahoe north shore; Snow Creek watershed, Tahoe Vista/Kings Beach. Comment
  UC908642  Navarretia intertexta subsp. propinqua Herbert L. Mason Placer n of Lake Tahoe; Squaw Creek Valley 1889 Comment
  UCD22108  Navarretia leptalea Rex Palmer 1979-6-20 N 330 Placer Headwaters basin area of the North Fork of the American River. Comment
  POM127678  Navarretia leptalea R. L. Pendleton, F. M. Reed 1907-7-25 1221 Placer Lake Tahoe Region: Road near Lily Lake 2012 Comment
  CDA15936  Navarretia leptalea subsp. bicolor G. F. Hrusa, J. Glazner 1999-7-17 15157 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  CHSC74112  Navarretia leptalea subsp. bicolor Susi Urie 1998-8-11 98 -010 Placer Lake Tahoe Basin--National Forest. About 0.5 mi north of Ward Creek, along a small tributary; about 2 mi west of Lake Tahoe and Sunnyside. Meadow stringer. 2097 Comment
  JEPS127409  Navarretia leptalea subsp. leptalea Steve Matson 1998-6-27 318 Placer nSNH Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area south side of Highway 267. Comment
  UC908966  Navarretia leptalea subsp. leptalea David R. Goddard 1927-7-26 1071 Placer near Tahoe Vista (Lake Tahoe, just n of California line); Lake Tahoe, near Tahoe Vista 2072 Comment
  JEPS113142  Navarretia leucocephala subsp. leucocephala Lowell Ahart, Brian Williams 2007-4-13 13664 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
  POM75593  Navarretia leucocephala subsp. minima Marcus E. Jones 1882-6-30 10108 Placer Emigrant Gap. Comment
  UCR235597  Nemophila heterophylla George K. Helmkamp, E. A. Helmkamp 2012-5-5 18920 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
  POM126461  Nemophila maculata W W Mackie 1904-04 s.n. Placer Newcastle. Comment
  JEPS126279  Nemophila pedunculata Steve Matson 1998-6-21 200 Placer nSNH; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; north of Highway 267, south Martis dam road. Comment
  CAS-BOT-BC231505  Nicotiana G. P. Rixford 1914-6-22 s.n. Placer Loomis Comment
  CAS-BOT-BC349911  Nothocalais alpestris L. S. Smith 1928-6-28 2422 Placer Tahoe National Forest. Miller Lake Range 2042 Comment
  UC905263  Odontostomum hartwegii Malcolm Nobs 1948-5-23 511 Placer on Hwy. 49 3/4 mi. n. of Rock Creek Comment
  JEPS71554  Oreostemma alpigenum var. andersonii Gladys L. Smith 1972-8-25 3430 Placer meadow below cirque, north face Granite Chief Granite Chief 2575 Comment
  UCD43866  Oreostemma alpigenum var. andersonii C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-7 1232 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  JEPS11676  Orobanche californica subsp. grayana Rowena Beans 1914-9-7 Placer Tahoe Tavern Comment
  JEPS72368  Orobanche corymbosa subsp. corymbosa Gladys L. Smith 1972-8-25 3416 Placer Near base of Granite Chief. Comment
  UCD150741  Orobanche uniflora James A. Neilson Jr. 1971-6-30 2162 Placer Tahoe Basin, Lower Ward Creek, Plot # 130. 1935 Comment
  JEPS73652  Orobanche uniflora subsp. occidentalis L. R. Heckard with G. L. Stebbins 1973-6-17 3440 Placer East face of Big Valley Bluff, about 7 air miles southeast of Emigrant Gap. Comment
  JEPS72697  Orogenia fusiformis Gladys L. Smith and Betsy Smith 1972-4-19 3132 Placer Goose Meadow foot of Ward Peak; , Goose Meadow 1889 Comment
  SCFS1214  Orthocarpus cuspidatus E. Krimmel 2013-6-29 Placer NFAm. Painted Rock Trail. Top meadow. Comment
  JEPS4541  Orthocarpus cuspidatus subsp. cryptanthus Alice Eastwood Aug. 1909 255 Placer Deer Park , Deer Park (Lake Tahoe Region) Comment
  UCD18250  Orthocarpus cuspidatus subsp. cryptanthus E. A. Dean; N. Wymer, T. and M. Starbuck 1998-8-15 462 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
  RSA99635  Orthocarpus linearilobus W. A. Weber, L. S. Rose 1953-5-19 8399 Placer 1 mi S of Auburn. 305 Comment
  UCD21670  Osmorhiza berteroi Beth Lowe Corbin 1982-8-6 271 Placer About 1/3 mile west of Onion Creek campground. In rocky, fine, sandy soil about 10 yards freom stream. Partial sun. South facing slope, 30% incline. Uncommon. 1920 Comment
  SEINET11132386  Osmorhiza berteroi F. H. Hillman 1894-1 s.n. Placer Between Truckee and Lake Tahoe. Comment
  UCD75758  Osmorhiza occidentalis Ellen Dean, M. Starbuck,; K. Mawdsley, G. Harrington, M. Bibbo, J. Poloske 2008-7-20 5229 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-BC413164  Oxyria digyna A. A. Heller 1917-8-14 12922 Placer Mt. Lincoln south of Summit Valley 2499 Comment
  CAS-BOT-BC10505  Paeonia brownii Alice Eastwood 1912-6-15 362 Placer Deer Park, Lake Tahoe Region Comment
  UCD102576  Paeonia brownii Edward L. Smith 1967-6-17 s.n. Placer 1 mile east of Emigrant Gap. 1615 Comment
  UCD22103  Paeonia brownii Rex Palmer 1979-6-20 N 347 Placer Headwaters basin area of the North Fork of the American River. Comment
  JEPS102508  Panicum capillare Lowell Ahart 2001-10-10 9342 Placer French Meadows Reservoir, near the boat or trail access area on the NW side of the reservoir, about 1 mile SW of the bridge across the Middle Fork of the American River, about a 2 miles SW of Ahart Camp, about 22 miles (air) NE of Forest Hill. 1591 Comment
  SACT001645  Panicum pacificum Michael Baad 1977-6-9 Placer At junction of Middle Fork of American River and Rubicon River 365.76 Comment
  SACT001647  Panicum pacificum Michael Baad 1976-8-4 Placer At end of Jeep road, 2 miles east of Talbot Camp Northeast of Mildred Ridge 1975.0 Comment
  CAS-BOT-BC259736  Paspalum distichum A. A. Beetle 1941-6-27 2729 Placer 1 mile N of Lincoln Comment
  UCR259877  Paspalum urvillei George K. Helmkamp, Elizabeth Helmkamp 2013-11-2 22466 Placer Sacramento Valley, Highway CA-193 (Lincoln-Newcastle Hwy) at the junction with Gold Hill Road, 3.8 miles northwest of US-80 114 Comment
  UCD22332  Pectiantia breweri Rex Palmer 1979-6-19 N 272 Placer Headwaters basin area of the North Fork of the American River. Comment
  UCD44542  Pectiantia breweri C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-7 1908 Placer Lake Tahoe Basin; Buck Lake. UTM's 10 742958E; 4326244N. 2340 Comment
  JEPS59356  Pedicularis attollens Ezra Brainerd and Viola B. Baird 1915-7-7 101 Placer Squaw Valley; Sierra Nevada Mountains 1981 Comment
  SEINET3159812  Pedicularis attollens H. A. Walker 1470 Placer near Cisco Lake. Cisco Comment
  JEPS73663  Pedicularis semibarbata L. R. Heckard with G. L. Stebbins 1973-6-17 3452 Placer about 7 air mi se of Emigrant Pass (Summit of Big Valley Bluff); Big Valley Bluff 1935 Comment
  UCR242368  Pedicularis semibarbata George K. Helmkamp, E. A. Helmkamp 2010-7-28 16677 Placer Northern Sierra Nevada Mountains, Robinson Flat campground near the junction of Forest Hill Road and Soda Springs Road, 27 miles northwest of the city of Foresthill 2040 Comment
  UC197901  Pellaea bridgesii C. F. Sonne 1886-7-5 Placer Summit Station 2194 Comment
  UCD69352  Pellaea bridgesii S. Rivas; M. Barbour, D. S. Mata and P. Rodriguez 1997-9-3 Placer Soda Springs. Soda Springs Road. Tahoe National Forest. American River Canyon. 1850 Comment
  UC1713523  Pellaea mucronata var. mucronata H. M. Hall 1916-6-20 Placer near Applegate (Pincrest); Seirra Nevada Mts 731 Comment
  SCFS1163  Penstemon E. Krimmel, Michael Hamilton 2013-8-1 Placer NFAm. In roadside area at Chickering Meadow. Comment
  UC886822  Penstemon azureus var. angustissimus Marcus E. Jones, A. M. 1882-7-3 3437 Placer Colfax Comment
  JEPS111326  Penstemon azureus var. azureus Steve Matson 2005-7-31 1430 Placer about 500 meters east of old Donner Summit (Highway 40), edge of old railroad bed (causeway) where penetrated by old road bed and tunnel;39.3154 N, 120.3209 W; elevation 6,900 ft. 2103 Comment
  NY571188  Penstemon azureus var. azureus M. E. Jones 1882-7-3 3436 Placer Colfax Comment
  UC128134  Penstemon azureus var. azureus Miss Harriet A. Walker 1908-7-26 1436 Placer Cisco 1828 Comment
  UCR242364  Penstemon azureus var. azureus George K. Helmkamp, E. A. Helmkamp 2010-7-28 16670 Placer Northern Sierra Nevada Mountains, Forest Hill Road, 1.6 miles west of the junction with Soda Springs Road at Robinson Flat 2040 Comment
  UCD21909  Penstemon deustus Rex Palmer 1979-6-21 N 374 Placer Headwaters basin area of the North Fork of the American River 2194 Comment
  LA209570  Penstemon heterodoxus Mary V. Hood; 1948-7-20 48- 26 -k* Placer Sugar Bowl, Lodge, near Nordon 2133 Comment
  UC1063369  Penstemon heterodoxus var. heterodoxus N. French 1934-7-21 433 Placer nw end Kid Lake; Tahoe National Forest, Truckee Quadrangle Comment
  RSA78006  Penstemon heterophyllus subsp. purdyi Verne Grant, Alva Grant 1947-05 7971 Placer Weimar. 671 Comment
  UC54986  Penstemon heterophyllus var. purdyi C. F. Sonne 1891-5-17 15 Placer below Auburn; Sierra Nevada Mountains, below Auburn Comment
  HSC21008  Penstemon laetus subsp. laetus L. S. Rose 1968-6-9 68070 Placer Alta 1067 Comment
  UCR233462  Penstemon neotericus George K. Helmkamp, E. A. Helmkamp 2011-8-26 18190 Placer Northern Sierra Nevada Mountains, along Forest Hill Road, 12.9 miles east of Humbug Road, less than 1 mile northwest of Robinson Flat 2050 Comment
  RSA30916  Penstemon newberryi subsp. newberryi A. A. Heller 1917-6-18 12710 Placer Along the Yuba River below Cisco. 1646 Comment
  CAS-BOT-BC239283  Penstemon newberryi var. berryi L. S. Smith 1928-6-1 2279 Placer Tahoe National Forest. Above Big Bend R.S. 1798 Comment
  CDA13702  Penstemon roezlii G. F. Hrusa, J. Glazner 1997-8-3 14062 Placer Sierra Nevada; Corner of Hwy 89 & Squaw Valley Rd. Comment
  NY650156  Penstemon roezlii M. E. Jones 1882-7-1 3436 Placer Emigrant Gap Comment
  POM315780  Penstemon roezlii Katherine Brandegee 1910-07 11471 Placer Emigrant Gap. Comment
  UCR229563  Penstemon roezlii George K. Helmkamp, E. A. Helmkamp 2011-7-26 17861 Placer Northern Sierra Nevada Mountains, Emigrant Gap Road, 0.1 mile west of its junction with US-80, 0.65 mi. NE (65 deg. ) of Emigrant Gap 1590 Comment
  JEPS59360  Penstemon roezlii Ezra Brainerd and Viola B. Baird 1915-7-29 110 Placer along Truckee River near Bear Rock Camp; Sierra Nevada Mts., Truckee River 1889 Comment
  CAS-BOT-BC239578  Penstemon rydbergii var. oreocharis A. A. Heller 1909-7-16 9852 Placer Summit 2133 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
  CHSC74444  Penstemon rydbergii var. oreocharis Susi Urie; Eric Schroder 1998-9-10 98 -319 Placer Antone Meadows; along Burton Creek, about 2.1 mi northwest of Lake Tahoe. 2072 Comment
  NY651288  Penstemon rydbergii var. oreocharis A. A. Heller 1909-7-16 9852 Placer Summit 2133.6 Comment
  POM283710  Penstemon rydbergii var. oreocharis Lyman D. Benson 1942-7-2 11260 Placer Highway junction 1 mile west of Truckee. Truckee River drainage area. 1829 Comment
  RSA45351  Penstemon rydbergii var. oreocharis L. S. Smith 1938-7-22 s.n. Placer Squaw Valley. Tahoe National Forest. Comment
  RSA3004  Penstemon speciosus Carl B. Wolf 1931-9-10 2418 Placer Shore of Lake Tahoe. Just NW of Chambers Lodge. 1921 Comment
  UC27437  Penstemon sudans C. J. Fox Jr. July 1893-July 1895 Placer near Squaw Peak; near Squaw Peak Comment
Read comments
Sep 7 2007
  CDA15974  Perideridia bolanderi G. F. Hrusa, J. Glazner 1999-7-17 15129 Placer Martis Valley; Martis Valley, off Hwy 267, S of Truckee. 1889 Comment
  UCD21638  Perideridia bolanderi Rex Palmer 1979-6-21 N 422 Placer Headwaters basin area of the North Fork of the American River Comment
  UCR110977  Perideridia bolanderi George K. Helmkamp, E. A. Helmkamp 1999-6-30 5105 Placer Northern Sierra Nevadas, Soda Springs Road 0.9 mi south of Donner Pass Road, approaching Ice Lakes. 2104 Comment
  POM126826  Perideridia bolanderi subsp. bolanderi Helen D. Geis 1912-07 80 Placer Deer Park Comment
  JEPS8691  Perideridia lemmonii Rimo Bacigalupi with G. L. Stebbins, A. Hawkes, J. Hunziker, D. Zohary, F. Ehrendorfer & H. Stutz 1952-7-20 3888 Placer s slope just below summit of serpentine hill above Shirttail Creek (7 mi e of Iowa Hill) 1188 Comment
  UC1436542  Perideridia lemmonii Arnold Tiehm Apr 1977 s. n. Placer Goose Meadow, Lake Tahoe Comment
  UCD75939  Perideridia parishii Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5177 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, along Emigrant Trail on the N side of the north fork of Cold Creek. South side of trail by creek. 2145 Comment
  RSA459095  Perideridia parishii subsp. latifolia Fay A. MacFadden 1934-7-2 12553 Placer N Fork of N Fork of American River, Rawhide Mine Alta. 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
  SEINET3924413  Persicaria wallichii Beth Lowe Corbin 1982-8-3 188 Placer Onion Creek campground.; 0 1841 Comment
  UC1563726  Petrorhagia dubia Barbara Ertter with David Thompson 1989-4-8 8158 Placer Iowa Creek Road ca 2 mi from I-80 (near entrance to Auburn State Recreation Area, at creek crossing); near entrance Auburn State Recreation Area 518 Comment
  UCR250351  Petrorhagia dubia George K. Helmkamp, Mary Alice Barnes 2013-4-18 20357 Placer Northern Sierra Nevada Mtns Foothills, Yankee Jim Road, 2.4 miles east of its junction with Canyon Way, 2.5 mi. ENE (78 deg. ) of Weimar 512 Comment
  UCD22076  Phacelia Rex Palmer 1979-6-20 N 325 Placer Headwaters basin area of the North Fork of the American River. Comment
  SEINET6744642 Image available Phacelia circinata Marcus E. Jones 1882-1 2813 Placer Emigrant Gap, California Comment
  UC24423  Phacelia egena W. H. Brewer 1865-4-13 4580 Placer New Castle Comment
  UCR240916  Phacelia hastata var. compacta George K. Helmkamp, E. A. Helmkamp 2012-6-19 19241 Placer Northern Sierra Nevada Mountains, Foresthill Road, 9.2 miles east of its junction with Devil's Thumb Road 2055 Comment
  SEINET2441255  Phacelia hastata var. hastata George K. Helmkamp, E. A. Helmkamp 2009-8-12 15439 Placer Sierra Nevada Mountains: Forest Hill Road, 0.8 mile west of Robinson Flat, ca 27 miles NE of the city of Foresthill. (Duncan Peak 7.5' Q.).; 0 2034 Comment
  UCR209748  Phacelia hastata var. hastata George K. Helmkamp, E. A. Helmkamp 2009-8-12 15439 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
  UCR246828  Phacelia hastata var. hastata George K. Helmkamp, E. A. Helmkamp 2010-7-28 16655 Placer Northern Sierra Nevada Mountains, Forest Hill Road, 22 miles northeast of the city of Foresthill 2041 Comment
  UCR207106  Phacelia hydrophylloides George K. Helmkamp, E. A. Helmkamp 2009-7-16 15231 Placer Sierra Nevada Mountains, Robinson Flat, a camping and day-use area at the junction of Forest Hill and Soda Springs Roads 2107 Comment
  RSA122619  Phacelia hydrophylloides B. Bolt 1934-7-16 122 Placer One mile northeast of Lost Emigrant Mine. 2043 Comment
  SD243163  Phacelia mutabilis George K. Helmkamp, E. A. Helmkamp 2011-8-26 18175 Placer Northern Sierra Nevada Mountains: Robinson Flat, 0.1 mile south of the campground at Forest Hill Road. Open rocky flat. 2061 Comment
  RSA0034432  Phacelia mutabilis Lincoln Constance 1946-7-2 3094 Placer Above Truckee River 1 mile southeast of Squaw Creek. 1829 Comment
  JEPS126292  Phacelia racemosa Steve Matson 2003-9-6 1042 Placer nSNH; Truckee river Watershed SW of Truckee; Squaw Valley; Shirley Canyon; along Granite Chief trail to PCT. Comment
  UC881202  Phacelia racemosa Alice Eastwood 1909-1 229 Placer Squaw Creek Lake Tahoe Region Comment
  UCD22018  Phacelia ramosissima Beth Lowe Corbin 1982-8-10 307 Placer 1.5 miles NW of Onion Creek Campground. 2057 Comment
  UCD120688  Phacelia stebbinsii G. L. Stebbins 1977-7-9 7762 Placer Along trail from McKinistry Lake to Hell Hole Reservoir. 1706 Comment
  UCD88509  Phalaris arundinacea August L. Hormay 1932-7-8 s.n. Placer W side of Lake Tahoe, 6 miles S of Tahoe Tavern. Comment
  SACT001713  Phalaris minor D. Meyer 1983-5-15 Placer Moist roadside ditch next to a cultivated field. 19.812 Comment
  CAS-BOT-BC474771  Philadelphus lewisii Ramona Robison 2012-6-21 s.n. Placer Auburn State Recreation Area, along banks of Lake Clementine 219 Comment
  RSA0046097  Philadelphus lewisii Marcus E. Jones 1882-7-3 s.n. Placer Colfax. Comment
  UCD161472  Philadelphus lewisii Jean Dougherty 1986-5-31 86- 27 Placer On Mosquito Ridge Road, 2 miles from junction of Forresthill Road [sic]. Comment
  SACT001735  Phleum alpinum Michael Baad 1976-7-21 Placer Lower southwest-facing slopes of Lyon Peak. 10 miles southeast of Soda Springs. 2377.0 Comment
  SACT001737  Phleum alpinum Michael Baad 1976-8-4 Placer Ascent of creek bed draining Midred Lakes. Comment
  CHSC74170  Phleum pratense Susi Urie 1998-8-25 98 096 A Placer Lake Tahoe Basin-National Forest. About 0.2 mi north of Lake Tahoe; meadow complex between Kings Beach and Tahoe Vista. 1901 Comment
  SACT001753  Phleum pratense D. Meyer 1983-6-18 Placer Roadside drainage ditch. 412.0 Comment
  UC23925  Phlox diffusa C. J. Fox Jr. Jul 1895 Placer near Squaw Peak Comment
  UCD22116  Phlox diffusa Rex Palmer 1979-6-19 N 252 Placer Headwaters basin area of the North Fork of the American River. Comment
  UC23908  Phlox diffusa A. M. Carpenter 1893-8 Placer 2286 Comment
  UCR233386  Phlox gracilis George K. Helmkamp, E. A. Helmkamp 2011-8-26 18173 Placer Northern Sierra Nevada Mountains, Robinson Flat, 0.1 mile south of the campground at Forest Hill Road 2061 Comment
  CDA22384  Phoradendron macrophyllum J. C. Henderson 1969-2-26 Placer H. Nakae property, Newcastle-Lincoln Highway, Newcastle. 0 Comment
  UC1121031  Phyllodoce breweri N. French 1933-9-13 96 Placer Tahoe National Forest, Bald Mountain Bald Mountain; Tahoe National Forest, Bald Mountain 2133 Comment
  UCR258219  Picris echioides George K. Helmkamp, Elizabeth Helmkamp 2012-10-20 20052 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
  JEPS73151  Pinus albicaulis Gladys L. Smith 1972-8-25 3422 Placer summit area Granite Chief 2775 Comment
  UCD73854  Pinus attenuata Sue Nichol 2008-5-28 s. n. Placer Along Hwy 80. Southwest of Gold Run, on Magra Road northeast of Secret Town Road exit. Between Magra Road and the highway. 905 Comment
  SEINET5334513  Pinus contorta T. C. Frantz 1951-4-22 s.n. Placer Between Truckee River and highway five miles east of Truckee. Comment
  CAS-BOT-BC78460  Pinus contorta subsp. murrayana Ira L. Wiggins 1930-10-12 5081 Placer Donner Summit 2174 Comment
  NY49915  Pinus contorta var. murrayana A. A. Heller 1917-8-13 12883 Placer Summit Valley 2118.4 Comment
  SEINET11611048  Pinus lambertiana W. Priest 1956-4-16 s.n. Placer On U.S. Highway 40 just W of Baxter 1067 Comment
  JEPS46845  Pinus monticola Dr. J. C. Hawver 1908-1-1 Placer near Summit; , (on C. P. R. R.) Comment
  UCD15411  Pinus ponderosa Lorraine Prunier 1982-5-22 22 Placer at Yuba Pass on Hwy 49. 2286 Comment
  HSC89614  Pinus sabiniana Brent Helm, Curtis Miller, Mark Steiger 1988-3-28 33 Placer Shingle Springs, MDBM 1621 Shadydale Ln., Bulk Collection # 33a 457 Comment
  SEINET12742769  Pinus sabiniana W. D. Billings 1939-3-19 1205 Placer 10 miles northwest of Auburn Comment
  SD180604  Plagiobothrys greenei Carol Witham, Jennifer Buck 2001-4-27 136 Placer 1.0 mile east along Athen Ave. from its intersection with Industrial Ave., pools are north of Athens and west of dirt road, Orchard Creek site, pool # OKC022. Comment
  CAS-BOT-BC230946  Plagiobothrys hispidulus Alice Eastwood 1912-6-15 444 Placer Lake Tahoe Region. Tahoe City Comment
  CAS-BOT-BC230953  Plagiobothrys hispidulus Marcus E. Jones 1882-6-23 s.n. Placer Emigrant Gap Comment
  CHSC73035  Plagiobothrys hispidulus L. P. Janeway 1998-8-6 5965 Placer Lake Tahoe Basin Management Unit - National Forest. North side of Blackwood Creek, 1.7 mi west of Lake Tahoe. Large meadow complex. 1938 Comment
  CHSC82583  Plagiobothrys hispidulus Lowell Ahart 2002-7-22 9881 A 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
  UCR121489  Plagiobothrys hispidulus George K. Helmkamp, E. A. Helmkamp, A. Kerchner 1999-6-29 5021 C Placer Northern Sierra Nevada Range, N of Hwy I-80 at west exit to Donner Lake; opening to Negro Canyon 2134 Comment
  RSA0054888  Plagiobothrys nothofulvus Keith E. Hoffmaster 1941-3-22 1012 Placer A few miles south of Pilot Hill. Comment
  SDSU5434  Plagiobothrys trachycarpus D. F. Howe 1951-5-1 2105 Placer 457 Comment
  CAS-BOT-BC261664  Plagiobothrys undulatus George K. Helmkamp; E. A. Helmkamp 2011-5-12 17255 Placer Southern Sacramento Valley: south of Lincoln along Athens Ave., 1.6 mile east of Fiddyment Road, 0.6 mi. west of Industrial Ave. 41 Comment
  UCD34137  Plantago erecta Beecher Crampton 1977-4-3 9461 Placer 3.5 miles north of Auburn, just east of Elder's Corner on Dry Creek Road. Comment
  CDA36885  Plantago lanceolata CDFA Staff 1995-5-12 s.n. Placer Dry Creek. 0 Comment
  JEPS22923  Plantago lanceolata S. Galen Smith 1959-7-22 3152 Placer above Greyhound Station; Auburn Comment
  RSA21993  Plantago lanceolata Kate Eastwood Phelps 1937-5-28 s.n. Placer Applegate. Comment
  UC429340  Platanthera J. A. Decou 1900-8-5 456 Placer McKinney's Tahoe Comment
  UCD43975  Platanthera dilatata var. leucostachys C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-11 1341 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  SD243048  Platanthera leucostachys George K. Helmkamp, E. A. Helmkamp 2010-8-14 16793 Placer Northern Sierra Nevada Mountains: American Hill Road (Forest Route 13), 4.7 mmiles south of its junction with Foresthill Road and just south of a creek crossing. 1552 Comment
  UC13512  Platanthera leucostachys C. J. Fox Jr. July 1895 Placer Deer Park Inn 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
  JEPS59066  Pleuricospora fimbriolata C. F. Sonne 1888-8-12 475 Placer Sierra Nevada Mountains, on Truckee River Truckee River; Sierra Nevada Mountains, Truckee River Comment
  UC415569  Pleuricospora fimbriolata C. F. Sonne August, 1896 Placer canyon above Martis Valley; Sierra Nevada Mts.; above Martis Valley, Placer Co. 2133 Comment
  CAS-BOT-BC244352  Poa annua L. S. Smith 1926-4-11 1778 Placer Forest Hill Divide, road to Sugar Pass 1097 Comment
  UCD36144  Poa annua Beecher Crampton 1953-2-11 971 Placer Placer County, 2 miles north of Lincoln, on road to Sunnybrook Farm Hereford Ranch. Comment
  UC60808  Poa bolanderi J. Burtt Davy Jun 25 1897-Jun 30 1897 3255 Placer Truckee to Tahoe Truckee River Basin Comment
  UCD75944  Poa bolanderi Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5184 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, along Emigrant Trail on the N side of the north fork of Cold Creek. South side of trail by creek. 2145 Comment
  UCD90547  Poa bolanderi A. A. Heller 1917-6-17 12701 Placer Along the Yuba River. Below Cisco. 1676 Comment
  SACT001816  Poa bulbosa D. Meyer 1983-5-7 Placer Roadside. Comment
  SACT001818  Poa bulbosa Michael Baad 1977-4-13 Placer 0.2 mile north of Highway Interstate 80. Ecotone between ponderosa pine forest and chaparral 502.92 Comment
  UCR208558  Poa bulbosa George K. Helmkamp, E. A. Helmkamp 2009-5-11 14658 Placer Sierra Nevada Mountains Foothills, junction of Forest Hill Road and Chicken Hawk Road, northeast of the city of Foresthill 1338 Comment
  UCR250355  Poa bulbosa George K. Helmkamp, Mary Alice Barnes 2013-5-3 20491 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 4.7 miles south of Forest Hill Road, 1.8 mi. east (92 deg. ) of Foresthill 829 Comment
  SACT001823  Poa canbyi Michael Baad 1976-6-16 Placer Descending to stream crossing. Comment
  UCD90843  Poa compressa Beecher Crampton 1955-7-13 3014 Placer Bear Valley, along State Hwy. 20, 1.5 miles north of Emigrant Gap. Placer-Nevada County border. 1371 Comment
  SACT001841  Poa fendleriana Michael Baad 1983-8-11 Placer 4.8 km owest of Alpine Meadows. 2133.6 Comment
  SACT001858  Poa incurva D. Meyer 1983-8-20 Placer Collected from road to summit at first lake steep rocky trail with some moist meadow areas. 2000.0 Comment
  SACT001859  Poa incurva D. Meyer 1983-8-20 Placer To summit at first lake steep rocky trail with some moist meadow areas. 2000.0 Comment
  SACT001860  Poa incurva Michael Baad 1983-8-11 Placer On trail from Creek to Mildred Ridge 2133.0 Comment
  SACT001878  Poa nevadensis Michael Baad 1976-6-10 Placer 1.5 miles from French Meadows on trail to Robinson Flat, heavily forested zone with opening, white and red fir with incense cedar. 1612.0 Comment
  SACT001879  Poa nevadensis D. Meyer 1983-8-7 Placer Southeast of county line on roadside. 1758.0 Comment
  SACT001880  Poa nevadensis D. Meyer 1984-6-10 Placer 3.2 km south of Colfax steep shady cliff above stream. 606.0 Comment
  CDA13681  Poa palustris G. F. Hrusa, J. Glazner 1997-8-3 14041 Placer Sierra Nevada; Corner of Hwy 89 & Squaw Valley Rd. Uncommon rhizomatous plant to 1 m. tall in lower, wetter part of meadow. Comment
  SACT001892  Poa palustris D. Meyer 1984-7-21 Placer 7.52 km southeast of Placer County line moist shaded stream area. 9 mfrom roadway. 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
  SACT001912  Poa pratensis D. Meyer 1983-9-10 Placer West end near parking lot moist streambank and meadow. 1879.0 Comment
  SACT001924  Poa pratensis D. Meyer 1984-9-23 Placer Collected beneath bridge at end of paved portion of road to Barkers Pass. Plants growing in water. 2121.0 Comment
  SACT001930  Poa pratensis D. Meyer 1984-7-21 Placer 1.4 km from Placer County Line moist shady streambank. 9 m from roadside. 1818.0 Comment
  UCD44658  Poa pratensis C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 2024 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  SEINET10954309  Poa sandbergii A. Arthur Heller 1917-8-13 Heller 12917 Placer Ridge Northwest of Donner Pass on a steep gravelly slope below a ledge of igneous rock, the neighhboring forest composed of Ables magnifica. 2377 Comment
  SACT001972  Poa scabrella Michael Baad 1976-6-10 Placer Along creek near trail to Robinson Flat. 1737.0 Comment
  SACT002012  Poa secunda James Grove 1977-7-15 Placer 2000.0 Comment
  SD239541  Poa secunda George K. Helmkamp, E. A. Helmkamp 2012-5-5 18932 Placer Northern Sierra Nevada Mountains Foothills: Todd Valley Road, 1.2 miles south of its junction with Foresthill Road (Georgetown 7.5'Q) 779 Comment
  SD44636  Poa secunda Darley F. Howe 1951-5-2 Placer 4 miles north of Auburn 456 Comment
  UCD92249  Poa secunda subsp. juncifolia Beecher Crampton 1969-7-1 8488 Placer 1/4 mile W of Emigrant Gap P.O. (Nyack Lodge). on Interstate Hwy 80 eastbound. Comment
  CAS-BOT-BC242950  Poa secunda subsp. secunda Peter H. Raven; G. L. Stebbins 1952-4-20 4006 Placer N Fork American River S of Auburn near bridge on Route 49 213 Comment
  CAS-BOT-BC242954  Poa secunda subsp. secunda A. A. Heller 1917-6-17 12696 Placer Along the Yuba River below Cisco 1676 Comment
  UC70956  Poa secunda subsp. secunda J. Burtt Davy Jun 25 1897-Jun 30 1897 8209 Placer rd to Tahoe; Truckee River Basin Comment
  UC821093  Poa secunda subsp. secunda A. A. Heller 1917-6-19 12728 Placer Emigrant Gap 1615 Comment
  UCD91889  Poa secunda subsp. secunda F. M. Reed; R. L. Pendleton 1907-7-23 1527 Placer Lake Tahoe Region Creek S of Camp Glen Alpine Springs. 2103 Comment
Read comments
Jun 21 2012
  POM265916  Poa sierrae C. L. Hitchcock 1940-5-7 6341 Placer 1 mile west of Baxter Comment
  UCD21615  Polemonium californicum E. Dean; M. Starbuck, C. Tresan, S. Tresan 2002-7-30 1259 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
  UCD21968  Polemonium californicum Beth Lowe Corbin 1982-8-23 408 Placer 2 miles SW of The Cedars. In fine, sandy, organic soil. Flowers blue with white throat. Partial sun. North facing slope, 40% incline. Occasional. 2103 Comment
  UCD162526  Polemonium micranthum Steve Matson 2009-5-9 2204 Placer nSNH; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; south of Highway 267, north of Martis Creek; just west of parking lot near creek 1780 Comment
  RSA35130  Polemonium occidentale L. S. Rose 1944-7-25 44264 Placer Chambers lodge, Lake Tahoe. 1921 Comment
  UCD43942  Polemonium occidentale C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-9 1308 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  CHSC85689  Polemonium pulcherrimum G. F. Hrusa; J. Glazner 2000-9-3 15666 A Placer Northern Sierra Nevada. Sugar Bowl Ridge, immediately to W of proposed Crow's Nest ski run. 2164 Comment
  UC615110  Polygala cornuta var. cornuta Beryl O. Schreiber 1933-7-19 869 Placer 15 mi above Colfax Comment
  RSA0115163  Polygala cornuta var. cornuta Lyman Benson 1953-8-13 15244 Placer U.S. 40 20 miles northeast of Auburn. Mt. Range: Sierra Nevada. 1524 Comment
  CAS-BOT-BC110521  Polygonum John H. Thomas; Hazelle A. Thomas 1956-7-21 6171 Placer Sierra Nevada. Vicinty of Donner Pass, about 80 miles northeast of Sacramento. 2377 Comment
  SEINET6647275 Image available Polygonum A. A. Heller 1917-1 12934 Placer Mount Lincoln S of Summit Valley 2438 Comment
  POM104622  Polygonum bistortoides Marcus E. Jones 1903-6-28 s.n. Placer Emigrant Gap Comment
Read comments
Sep 7 2010
  UCD43039  Polygonum bistortoides C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-18 408 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  CAS-BOT-BC414392  Polygonum californicum Mrs. H. P. Bracelin 1930-10-12 97 Placer 5 miles N. of Placerville. On road to Coloma Comment
  JEPS111302  Polygonum davisiae Steve Matson 2005-7-30 1419 Placer Squaw Valley ski area, 1 km WSW of High Camp (top of tramway): 39.1937 N, 120.2647 W; elevation 8,100 ft. 2468 Comment
  JEPS72808  Polygonum davisiae Gladys L. Smith 1972-6-20 3233 Placer exposed ridge from chairlift terminus to ultimate summit peak; Ward Peak 2632 Comment
  UC6687  Polygonum davisiae C. F. Sonne 1886-7-18 Placer Truckee River; mt. on 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
  RSA466396  Polygonum hydropiper Wm. Martin 1971-9-10 20225 Placer 1 mile east of Weimar on Hwy 80 610 Comment
  CAS-BOT-BC418583  Polygonum minimum A. A. Heller 1919-7-25 13290 Placer Near the Yuba River below Cisco 1676 Comment
  UC148975  Polygonum minimum H. M. Hall July 1910 8703 Placer Cisco 1767 Comment
  UCD100473  Polygonum minimum D. Sanchez-Mata; S. Rivas, M. Barbour, D. S. Mata and P. Rodriguez 1997-9-3 s.n. Placer Soda Springs. Soda Springs Road. Tahoe National Forest. American River Canyon. 1850 Comment
  CHSC82603  Polygonum polygaloides subsp. kelloggii Lowell Ahart 2002-7-22 9898 Placer 50 yards northeast of the small natural lake, on the east side of the paved road to Lake Valley Reservoir, about 1/4 mile east of Yuba Gap and Highway 80. 1780 Comment
  JEPS126278  Polygonum polygaloides subsp. kelloggii Steve Matson 2002-7-14 570 Placer nSNH; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; south of Highway 267; just west of Northstar Golf Course. Comment
  SDSU9657  Polygonum punctatum D. F. Howe 1961-8-8 3139 Placer By canal, 4 miles north of Auburn. 457 Comment
  RSA122846  Polygonum sawatchense subsp. oblivium N. H. French 1934-6-22 478 Placer 1/2 mile W of Lake Van Norden. 2134 Comment
  UC570254  Polygonum shastense N. French 1934-6-22 470 Placer 1/2 mi w Lake van Norden; Tahoe National Forest 2286 Comment
  SEINET11261555  Polypodium hesperium George Helmkamp, E. A. Helmkamp 2012-5-5 18924 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
  SACT001569  Polypogon australis D. Meyer 1984-6-17 Placer near 20350 Margaret Ann Drive 545.0 Comment
  SACT001570  Polypogon australis Michael Baad 1977-6-9 Placer at junction of Middle Fork of American River and Rubicon River 365.76 Comment
  SD34494  Polypogon australis A. A. Beetle 1941-5-26 2724 Placer near Auburn, bank of branch Rubicon River Comment
  CAS-BOT-BC233246  Polypogon maritimus J. T. Howell; Gordon H. True 1971-5-26 47615 Placer N limits of Lincoln 48 Comment
  SACT002030  Polypogon monspeliensis D. Meyer 1983-5-15 Placer Moist roadside ditch next to cultivated field. 19.812 Comment
  SACT002031  Polypogon monspeliensis Michael Baad 1977-6-9 Placer Collected at junction of Middle Fork of American River and Rubicon River 365.76 Comment
  SD58160  Polystichum imbricans subsp. imbricans Matt Herbrand 1917-12-20 Placer 1525 Comment
  JEPS73134  Polystichum lonchitis Gladys L. Smith and Betsy Wilson 1972-8-25 3438 b Placer n-facing slope Granite Chief (off trail and starting descent of glacial stairsteps); Sierra Nevada 2560 Comment
  UC527361  Populus tremuloides C. B. Wolf 1931-9-10 2420 Placer near R.R. between Tahoe Tavern and head of Truckee River ((gates)); btw Tahoe Tavern and head of Truckee River 1920 Comment
  POM296430  Potamogeton gramineus Lyman Benson 1932-7-31 4013 Placer Donner Lake. Sierra Nevada mtn range, Truckee River watershed. 1890 Comment
  CHSC72886  Potentilla glandulosa subsp. ashlandica L. P. Janeway; Eric Schroder 1998-7-13 5746 Placer Lake Tahoe Basin Management Unit- National Forest. North side of Blackwood Creek, 1.7 mi west of Lake Tahoe. Meadow complex. 1938 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
  UCR208599  Potentilla glandulosa subsp. glandulosa George K. Helmkamp, E. A. Helmkamp 2009-5-7 14627 Placer Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 13.6 miles east of its junction with Forest Hill Road in Foresthill 771 Comment
  UCR233274  Potentilla glandulosa subsp. reflexa George K. Helmkamp, E. A. Helmkamp 2011-7-9 17675 Placer Northern Sierra Nevada Mountains Foothills, Yankee Jim Road, 1.4 miles northwest of the city of Foresthill 764 Comment
  UCD22272  Potentilla gracilis Rex Palmer 1979-7-9 N 435 Placer Headwaters basin area of the North Fork of the American River. Comment
  CHSC73990  Potentilla gracilis var. fastigiata Susi Urie 1998-8-11 98 -015 Placer Lake Tahoe Basin. About 0.5 mi north of Ward Creek, along a tributary; about 2 mi west of Lake Tahoe and Sunnyside. Meadow stringer. 2097 Comment
  JEPS127447  Potentilla gracilis var. fastigiata Steve Matson 1997-7-19 120 Placer nSNH; Tahoe North Shore; Snow Creek Watershed, Tahoe Vista/Kings Beach. Comment
  POM366580  Potentilla gracilis var. fastigiata Bonnie C. Templeton 1930-7-5 1518 Placer Near Meek's Bay, Lake Tahoe. 2250 Comment
  UCD113920  Potentilla gracilis var. fastigiata Daryl Koutnik; Thomas Lanini, Thomas Wainwright 1978-10-19 s.n. Placer Sunnyside on western shore of Lake Tahoe. 1889 Comment
  CAS-BOT-BC540395  Potentilla gracilis var. fastigiata P. B. Kennedy 1901-8-18 410 Placer 7 miles from French Meadows Comment
  SEINET6637123  Potentilla gracilis var. fastigiata L. R. Miller 1934-7-8 s.n. Placer Cisco Comment
  SEINET6637149  Potentilla gracilis var. fastigiata P. B. Kennedy, Samuel Bradford Doten 1901-8-18 410 Placer Talbots Home Camp, 7 mi from French Meadows Comment
  JEPS126258  Primula jeffreyi Steve Matson 2002-5-26 525 Placer North Shore; Tahoe Vista; Snow Creek Watershed. Comment
  RSA123243  Primula suffrutescens B. Bolt 1934-7-12 110 Placer Snow Mtn, Truckee. 2439 Comment
  SEINET8565285  Primula suffrutescens P. B. Kennedy, S. B. Doten 1901-8-10 272 Placer Summit of Devils Cliff, Soda Springs. Comment
  CAS-BOT-BC248284  Prunella vulgaris var. lanceolata George K. Helmkamp; E. A. Helmkamp 2010-8-11 16763 Placer Northern Sierra Nevada Mountains: Finning Mill Road, 2.3 miles north of Forest Hill Road at the crossing of McBride Creek 1082 Comment
  SJSU11337  Prunella vulgaris var. lanceolata R. L. Fisher 1959-6-26 Placer Yuba Gap on Hwy 40 1676 Comment
  CAS-BOT-BC32677  Prunus emarginata Marcus Eugene Jones 1882-6-28 2693 Placer Emigrant Gap Comment
  JEPS44953  Prunus emarginata C. J. Fox Jr. July, 1895 Placer near Squaw Peak Comment
  LA209079  Prunus emarginata A. A. Heller; 1917-8-15 12940 Placer Lincoln Hwy near Yuba Pass, near the upper limit of the Yellow pine belt 1828 Comment
  RSA1843  Prunus emarginata Carl B. Wolf 1930-10-11 988 Placer 4 miles west of Emigrant Gap 1524 Comment
  UC861017  Prunus emarginata Lewis S. Rose 1940-5-29 40420 Placer Cisco 1737 Comment
  UC861032  Prunus emarginata Marcus E. Jones, A. M. 1882-5-28 2693 Placer Emigrant Gap Comment
  UCD113184  Prunus emarginata Beecher Crampton 1975-9-9 9270 Placer Tahoe National Forest, 1.2 mile N.E. of Blue Canyon post office. Along Blue Canyon Creek. 1524 Comment
  UC1585836  Pseudobahia heermannii Barbara Ertter with David Thompson 1989-4-9 8195 Placer halfway down road to Lake Clementine (= North Fork Lake); Auburn Comment
  UC665516  Pseudobahia heermannii Ethel Crum 1941-5-4 2138 Placer 1.4 mi ne of, upper slopes of gorge Auburn; North Fork American River 304 Comment
  OBI16412  Pseudognaphalium thermale Robert F. Hoover 1967-9-5 10825 Placer Carnelian Bay, Lake Tahoe Comment
  JEPS82164  Psilocarphus brevissimus var. brevissimus Wilma Follette 1978-7-12 Placer Page Meadows 1981 Comment
  CAS-BOT-BC72534  Pteridium aquilinum John H. Thomas; Hazelle A. Thomas 1956-7-21 6196 Placer Sierra Nevada, vicinity of Donner Pass, about 80 miles northeast of Sacramento 2377 Comment
  UC21686  Pterospora andromedea C. H. Shinn June 1897 Placer near Cisco Comment
  CAS-BOT-BC460479  Pterospora andromedea Elizabeth Parsons Hawver 1911-8-23 s.n. Placer Lake Tahoe Region: Page Meadow woods Comment
  JEPS129002  Purshia tridentata var. tridentata Steve Matson 1998-6-14 255 Placer nSNH: Martis Valley, about 4 miles SE of Truckee. Martis Creek Wildlife Area, north of Hwy 267, east of Martis Creek. Comment
  UC21718  Pyrola picta J. Burtt Davy Jun 25 1897-Jun 30 1897 3239 Placer Truckee River Basin, Lake Tahoe Lake Tahoe; Truckee River Basin, Lake Tahoe Comment
  CAS-BOT-BC466092  Pyrola picta J. C. Hawver 1912-9-7 s.n. Placer Cisco Comment
  CAS-BOT-BC104263  Quercus X morehus Miss. A. Eastwood 1959-9-1 s.n. Placer New Castle Comment
  SACT002127  Quercus douglasii Josephine Van Ess 1976-9-8 Placer Near Juergenson Ranch 335.4 Comment
  SEINET9006750  Quercus douglasii W. D. Billings 1939-3-19 1198 Placer Sierra Foothills, 10 miles northwest of Auburn Comment
  SACT002636  Quercus durata Michael Baad 1977-6-21 Placer 1.5 miles south of junction of road to Big Reservoir and Iowa Hill to Forest Hill Road 1158.0 Comment
  UC1135560  Quercus durata N. French 1933-10-17 105 Placer Todd Valley Placerville National Forest, Placerville Quad. 762 Comment
  UCD40933  Quercus durata Sook Hong 1989-5-20 1 Placer Dry slope at the base of the waterfall along the road. 701 Comment
  UCD45926  Quercus durata var. durata G. L. Stebbins Jr.; R. Bacigalupi, F. Ehrandorfer, J. Hunziker, 1952-7-20 5130 Placer 9 miles northeast of Forest Hill on road to Iowa Hill. 1127 Comment
  CAS-BOT-BC105306  Quercus kelloggii Frances Price 1919-1 s.n. Placer Placerville - L. Tahoe Road 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
  UC119102  Quercus kelloggii A. Eastwood 1894-9-9 Placer Newcastle Comment
  UCSC010013  Quercus kelloggii Al Keuter 2014-6-15 00 101 C Placer Along Ophir Road near Auburn and Interstate 80. 350 Comment
  OBI14213  Quercus vacciniifolia Robert F. Hoover 1967-9-5 10822 Placer Carnelian Bay, Lake Tahoe Comment
  SACT002707  Quercus vacciniifolia Michael Baad 1977-6-2 Placer Collected at trail head descending to North Fork of American River from south. 2 km northeast of Westville and north of Forest Hill Divide Road 853.0 Comment
  SACT002710  Quercus vacciniifolia James Grove 1977-7-15 Placer 2000.0 Comment
  SACT002711  Quercus vacciniifolia James Grove 1977-7-15 Placer 2000.0 Comment
  SEINET2470936  Quercus vacciniifolia K. Christie 2010-6-30 1877 Placer Lake Tahoe Basin Management Unit (USFS); east of Brockway Spring along FR 16N57, ca. 0.75 mi. northeast of Kings Beach from Beaver Rd. 2133 Comment
  UCD144216  Quercus vacciniifolia Frederic Hrusa; L. Serafini 1993-6-29 11248 Placer south side of French Meadows Reservoir immediately below dam. 1500 Comment
  UCD21483  Quercus vacciniifolia Rex Palmer 1979-5-26 N 6 Placer Headwaters basin area of the North Fork of the American River 2011 Comment
  UC405494  Quercus wislizeni Francis Ramaley 1917-4-24 11144 Placer Auburn Comment
  UCSC010002  Quercus wislizeni Al Keuter 2014-9-1 AK 00 -110 Placer Near 4850 Douglas Boulevard, Granite Bay. 92 Comment
  SACT002732  Quercus wislizeni J. Clark 1937-4-18 Placer Comment
  UCR238580  Quercus wislizeni var. wislizeni George K. Helmkamp, E. A. Helmkamp 2012-3-31 18654 Placer Sacramento Valley, along CA-193, 0.1 mile west of its junction with Sierra College Blvd. 88 Comment
  CAS-BOT-BC379277  Ranunculus alismifolius var. alismellus John H. Thomas; Hazelle A. Thomas 1956-7-21 6086 Placer Sierra Nevada; vicinity of Donner Pass, about 80 mi northeast of Sacramento 0000000000000000000000000 2377 Comment
  UC827590  Ranunculus alismifolius var. alismellus A. A. Heller 1917-6-17 12712 Placer below Cisco; Yuba River 1676 Comment
  CAS-BOT-BC379279  Ranunculus alismifolius var. alismellus Alice Eastwood 1909-1-1 279 Placer Lake Tahoe Region, Wards Pass Comment
  CAS-BOT-BC379377  Ranunculus alismifolius var. hartwegii Jean L. Thomson 1944-5-14 s.n. Placer Trout Creek near Truckee Comment
  CAS-BOT-BC379379  Ranunculus alismifolius var. hartwegii W. R. Dudley 1893-6-7 s.n. Placer near Donner Lake Comment
  CAS-BOT-BC379392  Ranunculus alismifolius var. hartwegii Mrs. Jos. Clemens 1915-7-7 s.n. Placer near the summit of soapstone ridge in the Sierra Nevada, 12 mi west of Bucks 1676 Comment
  CAS-BOT-BC379436  Ranunculus alismifolius var. hartwegii C. F. Sonne 1886-6-13 327 Placer Sierra Nevada Mts., Prosser Creek near Truckee Comment
  CAS-BOT-BC379443  Ranunculus alismifolius var. hartwegii Peter H. Raven 1950-6-27 2426 Placer at S base of Boreal Ridge 2164 Comment
  POM269568  Ranunculus alismifolius var. hartwegii H. L. Mason 1933-5-28 7238 Placer Meadows, Lower Truckee River Comment
  SD241161  Ranunculus bonariensis var. trisepalus George K. Helmkamp, E. A. Helmkamp 2011-5-12 17253 Placer Southern Sacramento Valley: south of Lincoln along Athens Ave., 1.6 mile east of Fiddyment Road, 0.6 mile west of Industrial Ave. (Roseville 7.5'Q) 41 Comment
  SJSU9858  Ranunculus flammula R. L. Fisher 1982-9-14 Placer Yuba Gap, Hwy 40 1676 Comment
  UC1101373  Ranunculus flammula Malcolm A. Nobs and S. Galen Smith 1949-8-21 1511 Placer marsh between Sandy Beach and Agate Bay (n end of Lake); Lake Tahoe Comment
  POM149892  Ranunculus hystriculus Katherine Brandegee 1909-4-28 92 Placer In the Sierra Nevada foothills. Comment
  JEPS60691  Ranunculus muricatus R. E. Arp 1932-4-18 11 Placer Roseville; along streams Comment
  UC1607879  Ranunculus muricatus C. G. Nast 1936-4-12 127 Placer Auburn Comment
  UC480972  Ranunculus occidentalis Francis Ramaley 1917-4-24 11142 Placer Auburn Comment
  UC827932  Ranunculus orthorhynchus var. orthorhynchus A. A. Heller 1917-6-19 12739 Placer Emigrant Gap 1615 Comment
  CHSC72884  Ranunculus uncinatus L. P. Janeway; Eric Schroder 1998-7-13 5755 Placer Lake Tahoe Basin Management Unit- National Forest. North side of Blackwood Creek, 1.7 mi west of Lake Tahoe. Large meadow complex. 1938 Comment
  SEINET11526778  Raphanus raphanistrum Vetter 1955-4-23 8 Placer 0.5 mile W of Loomis. Comment
  UCR171024  Raphanus sativus George K. Helmkamp, E. A. Helmkamp 2006-2-9 10062 Placer Northern Central Valley, Clark Tunnel Road and Calif. Highway 193, east of Lincoln 113 Comment
  CAS-BOT-BC59529  Rhamnus alnifolia C. F. Sonne 1886-6-6 44 Placer Sierra Nevada - Spring at Spring Mill Comment
  RSA0049597  Rhamnus alnifolia Dean Wm. Taylor 2013-8-7 21400 Placer Coldstream Valley, meadow complex on the south canyon rim of the valley 2034 Comment
  UCR218447  Rhamnus californica subsp. tomentella George K. Helmkamp, Mary Alice Barnes & Mary Jane Ganibe 2010-7-2 16422 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
  UC570990  Rhamnus ilicifolia Herbert L. Mason 1926-5-28 3265 Placer near Auburn Comment
  POM85013  Rhamnus purshiana Marcus E. Jones 1882-6-29 s.n. Placer Emigrant Gap. 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
  RSA7756  Rhamnus rubra subsp. obtusissima Carl B. Wolf 1928-8-22 3433 Placer 1 mile W of Emigrant Gap. 1637 Comment
  UCD150478  Rhodiola integrifolia subsp. integrifolia James A. Neilson Jr. 1971-8-31 2588 Placer Tahoe Basin, south fork of Blackwood Creek. 2438 Comment
  UCD117838  Rhododendron columbianum Murray Fowler 1961-8-8 s.n. Placer Robertson Flat, ca. 19 miles west of Tahoe City. 1828 Comment
  UC22141  Rhododendron occidentale Mrs. M. M. Hardy 1893-1 Placer Placer County Comment
  CAS-BOT-BC438108  Ribes Baki Kasapligil 1974-10-6 4908 Placer N. Calif., Placer Co., Soda Springs Sugar Bowl 2377 Comment
  UC466048  Ribes C. F. Sonne June 1896 1569 Placer Fowler Deer Creek Comment
  JEPS127487  Ribes aureum var. aureum Steve Matson 2003-5-25 783 Placer nSNH: East ridge of Leavitt Peak, between summit and Latopie Lake. Comment
  CAS-BOT-BC108695  Ribes cereum Margaret Williams 1974-8-8 74 -P1-8 Placer Sierra Nevada. Murphy's Meadow, 5 miles southeast of Hirschdale. 2316 Comment
  UC480721  Ribes cereum W. C. Blasdale 1923-7-13 Placer top Ellis Peak; Lake Tahoe Region, Ellis Peak Comment
  UCSB16432  Ribes cereum var. cereum Breedlove, Dennis 1962-6-13 Placer on steep bank of Truckee River; 7.0 miles south of Truckee; Sierra Nevada 1828 Comment
  UCD44644  Ribes divaricatum C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 2010 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  JEPS127485  Ribes inerme var. inerme Steve Matson 1998-6-14 240 Placer nSNH: Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area, 20 meters north of Highway 267, 20 meters west of Martis Creek. Comment
  OBI20152  Ribes nevadense David J. Keil 1978-7-23 12942 Placer Cisco Grove exit from I-80, just E of Nevada Co line 1768 Comment
  UCD41252  Ribes nevadense Ellen Dean; Art Shapiro, Adrienne Shapiro 2003-5-12 1708 Placer Dutch Flat area, north of Hwy 80 near Alta Exit. Along Drum Powerhouse Road, about 2.5 road miles from Main St. 1066 Comment
  UCR240950  Ribes nevadense George K. Helmkamp, E. A. Helmkamp 2012-9-25 19902 Placer Northern Sierra Nevada Mountains, Blue Canyon Road, 1.1 miles south of its intersection with I-80, c. 1/2 mi. south of Blue Canyon-Nyack Airport 1473 Comment
  UC147592  Ribes roezlii Harriet A. Walker 1908-6-24 1296 Placer Blue Canyon 1432 Comment
  UCD15604  Ribes roezlii Lisa Montany 1985-5-18 20 Placer Mosquito Ridge Rd, 21.8 miles west of Forest Hill Rd. Comment
  UCD54623  Ribes roezlii Ellen Dean; John Downs, Brian Ludwig 2006-3-30 2831 Placer Along Secret Town Rd., near railroad overpass trestle, NW of Interstate-80. 914 Comment
  RSA0018263  Ribes roezlii Wm. Martin 1971-9-10 20271 Placer Blue Canyon Creek, 2 miles south of Ranger Station, Tahoe Natl. Forest. Comment
  CAS-BOT-BC186200  Ribes roezlii var. roezlii Frances I. Price 1919-8-1 s.n. Placer Fallen Leaf Lake Comment
  CAS-BOT-BC186201  Ribes roezlii var. roezlii Geo. B. Grant 1906-7-15 6977 Placer Tahoe Tavern, Lake Tahoe Comment
  CAS-BOT-BC186204  Ribes roezlii var. roezlii Geo. B. Grant 1906-7-15 s.n. Placer About Lake Tahoe 2438 Comment
  CAS-BOT-BC186212  Ribes roezlii var. roezlii D. E. Breedlove 1962-6-13 3542 Placer On steep bank of Truckee River, 7.0 miles south of Truckee; Sierra Nevada 1828 Comment
  SEINET5339786  Ribes sanguineum J. Ridley 1959-4-19 26 Placer 1 mi. east of Baxter along small stream bank on south side of Highway 40 1219 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-BC168774  Ribes viscosissimum A. A. Heller 1909-7-16 9847 Placer Summit 2133 Comment
  UC566249 Image available Ribes viscosissimum N. French 1934-6-22 453 Placer 1/2 mi w Lake Dulzura; Truckee Quadrangle 2133 Comment
  UC90678  Rigiopappus leptocladus Mrs. K. Curran May 1889 Placer Auburn Comment
  JEPS59381  Rorippa Ezra Brainerd and Viola B. Baird 1915-7-22 129 Placer along r.r. near Bear Rock (Truckee Valley); Sierra Nevada Mts., Truckee Valley 1889 Comment
  UCR233393  Rorippa curvipes var. truncata George K. Helmkamp, E. A. Helmkamp 2011-8-26 18167 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
  JEPS53836  Rorippa curvisiliqua W. H. Shockley June 1886 Placer Auburn Comment
  UCR240918  Rorippa palustris subsp. palustris George K. Helmkamp, E. A. Helmkamp 2012-6-19 19245 Placer Northern Sierra Nevada Mountains, Foresthill Road, 9.2 miles east of its junction with Devil's Thumb Road 2055 Comment
  CAS-BOT-BC74867  Rorippa subumbellata Geo. B. Grant 1906-7-20 s.n. Placer Sierra Nevada Mountains. Lake Tahoe. 2438 Comment
  UCD115386  Rorippa subumbellata Malcolm A. Nobs; S. Galen Smith 1949-8-21 1512 Placer marsh between Sandy Beach and Agate Bay, north end of Lake Tahoe. Comment
  CAS-BOT-BC146354  Rosa Saichi Kawahara 1969-5-24 842 Placer Near garden Henderson Ranch, Indian Creek 1005 Comment
  UC147639  Rosa bridgesii Harriet A. Walker 1908-6-23 1232 Placer Blue Canyon 1432 Comment
  UCR215976  Rosa bridgesii George K. Helmkamp, Amy Barnes 2009-7-12 15176 Placer Sierra Nevada Mountains Foothills, along Foresthill Road, 5.7 miles northeast of the city of Foresthill 1230 Comment
  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
  UCR231870  Rosa californica George K. Helmkamp, E. A. Helmkamp 2010-10-16 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
  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
  CAS-BOT-BC146868  Rosa rubiginosa H. K. Wagnon; T. C. Fuller 1964-5-18 11986 Placer S. of R.R. tracks, e. of Dutch Flat Rd., Alta Comment
  UCD114020  Rubus armeniacus G. L. Stebbins Jr. 1952-6-22 5095 Placer Along southeast bank of American River, 1/4 mile north of bridge of road to Iowa Hill, 2 miles southeast of Colfax. 350 Comment
  UCD89719  Rubus armeniacus Lindsay Clark 2008-6-20 CFX 20 Placer Stevens Trail in Colfax, close to trailhead. 717 Comment
  JEPS127445  Rubus parviflorus Steve Matson 1998-7-27 339 Placer Tahoe North Shore; Snow Creek Watershed, Tahoe Vista/Kings Beach; middle fork Snow Creek Comment
  RSA463212  Rubus parviflorus J. H. Nishida 1985-7-10 788 Placer Homewood. 1829 Comment
  UC112834  Rubus parviflorus Katharine Brandegee 1908-6 Placer near Gold Run; near Gold Run Comment
  SEINET7705864  Rubus parviflorus P. A. Lehenbauer 1933-8-6 2305 Placer Tahoe, near Homewood Comment
  SEINET7707026  Rubus ursinus Vetter 1955-4-23 27 Placer 2 miles East of Loomis 274 Comment
  CAS-BOT-BC363205  Rudbeckia occidentalis Vincent Jones 1919-7-7 s.n. Placer Ridge above Bear Valley Comment
  UCR240968  Rumex acetosella George K. Helmkamp, E. A. Helmkamp 2012-9-25 19920 Placer Northern Sierra Nevada Mountains, Laing Road, parallel to I-80; 0.2 mile east of its junction with Emigrant Gap Road 1611 Comment
  UCR250628  Rumex acetosella George K. Helmkamp, Mary Alice Barnes 2013-5-3 20465 Placer Foothills, northern Sierra Nevada Mountains, SW edge of Foresthill, Mosquito Ridge Road, 0.2 mile south of Forest Hill Road 974 Comment
  JEPS126260  Rumex crispus Steve Matson 1998-6-7 325 Placer nSNH, Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; north of Highway 267, west of Martis Creek. Comment
  UCR250080  Rumex crispus George K. Helmkamp, Mary Alice Barnes 2013-5-3 20499 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road at the north side of the bridge over West Fork of North Fork American River, 5.2 mi. east (87 deg. ) of Forest Hill 422 Comment
  UCD101614  Rumex salicifolius A. A. Heller 1917-6-19 12734 Placer Emigrant Gap. 1615 Comment
  CAS-BOT-BC434300  Rumex triangulivalvis John Thomas Howell 1943-7-19 18589 Placer Summit Valley Comment
  UCD43380  Sagina apetala C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-12 748 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  UCD42927  Sagina saginoides C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-24 295 Placer Lake Tahoe Basin; Barker Pass. UTM's 10 738571E, 4329743N. 2316 Comment
  CAS-BOT-BC103061  Salix bonplandiana A. A. Heller 1917-6-19 12747 Placer 5 miles west of Colfax Comment
  CAS-BOT-BC103556  Salix eastwoodiae W. R. Dudley 1900-6-14 5055 Placer About middle of loop between Donner Lake and Summit Comment
  CAS-BOT-BC103601  Salix eastwoodiae Dr. E. C. Van Dyke 1915-7-1 s.n. Placer Lake Tahoe region Comment
  CAS-BOT-BC103612  Salix eastwoodiae W. R. Dudley 1900-6-14 5045 Placer About half way up loop road from Donner Lake Comment
  UCD22317  Salix eastwoodiae Rex Palmer 1979-7-11 N 585 Placer Headwaters basin area of the North Fork of the American River. Comment
  CAS-BOT-BC103986  Salix geyeriana Mary P. Wells 1980-9-11 s.n. Placer Alpine Meadows near Bear Creek opposite stable 1950 Comment
  CHSC13911  Salix geyeriana E. L. Smith 1971-6-17 973 A Placer At s end of Martis Valley ca. 11 kn se of Truckee. 1800 Comment
  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
  JEPS127554  Salix geyeriana Steve Matson 1998-9-1 395 Placer nSNH: Tahoe north shore; Snow Creek watershed, Tahoe Vista/ Kings Beach; middle fork Snow Creek; north end of main pond meadow Comment
  UC1786422  Salix geyeriana Edward L. Smith 1965-6-7 676 b Placer Maris Valley, 6 miles se of Truckee 1828 Comment
  CAS-BOT-BC108210  Salix hindsiana Gordon H. True 1971-4-21 6527 Placer Auburn Ravine just west of Lincoln 49 Comment
  CAS-BOT-BC108211  Salix hindsiana David D. Keck 1933-6-1 2436 Placer 1 mile south of Loomis on road to Rocklin Comment
  CAS-BOT-BC106876  Salix jepsonii W. R. Dudley 1900-6-14 5057 Placer Road from Donner Lake to Summit Comment
  SEINET4560768  Salix jepsonii George K. Helmkamp, E. A. Helmkamp 2010-1 16671 Placer Northern Sierra Nevada Mountains: Forest Hill Road, 1.6 miles west of the junction with Soda Springs Road at Robinson Flat. 2040 Comment
  UCD22309  Salix jepsonii Rex Palmer 1979-6-20 N 313 Placer Headwaters basin area of the North Fork of the American River. Comment
  UC5021  Salix laevigata var. congesta unknown 1861-1 4632 Placer New Castle Comment
  CAS-BOT-BC125296  Salix lasiandra var. lasiandra James Moffitt 1926-8-22 s.n. Placer Lake Tahoe Comment
  CAS-BOT-BC125300  Salix lasiandra var. lasiandra W. R. Dudley 1909-8-16 s.n. Placer Monte Vista, Dutch Flat Comment
  CHSC13915  Salix lasiolepis E. L. Smith 1971-6-16 957 Placer Corner of Deer and Golden Sts. Next to Golden Deer Motel at King's Beach. Comment
  CHSC9583  Salix lasiolepis E. L. Smith 1971-6-16 957 Placer Corner of Deer and Golden Streets next to Golden Deer Motel at King's Beach, on n edge of Lake Tahoe. Comment
  POM107147  Salix lasiolepis Marcus E. Jones 1882-6-27 s.n. Placer Emigrant Gap. Comment
  UCD74259  Salix lasiolepis Jennifer W. Burt 2005-7-9 146 Placer abandoned ski area above Rainbow Lodge, off Hwy 50 East of Cisco - collected from center of an abandoned ski run. 1870 Comment
  UCD80752  Salix lasiolepis CNPS SN Foothill Team 2005-4-13 SNFN 0107 e Placer Placer Legacy, Didion Ranch, east of Spear's Ranch, on the north bank of Coon Creek, approximately 500 meters west of the east boundary of the study area. 143 Comment
  CAS-BOT-BC124752  Salix lemmonii A. A. Heller 1917-6-17 12688 Placer along the Yuba River below Cisco 1676 Comment
  CAS-BOT-BC124763  Salix lemmonii W. R. Dudley 1900-6-20 5348 Placer on north side of Independence Lake Comment
  CAS-BOT-BC124785  Salix lemmonii Gordon H. True 1965-5-18 1905 Placer Deer Creek trib. to Truckee River just below Squaw Valley, near confluence with Truckee River 1859 Comment
  CHSC13658  Salix lemmonii E. L. Smith 1971-4-17 984 Placer At Yuba Gap ca. 7 km e of Emigrant Gap. 1770 Comment
  CHSC13660  Salix lemmonii E. L. Smith 1971-4-17 982 Placer At Yuba Gap ca. 7 km e of Emigrant Gap. 1770 Comment
  CHSC74264  Salix lemmonii Susi Urie; Eric Schroder 1998-9-12 98 -353 Placer Lake Tahoe Basin--National Forest. Meadow complex on south side of Ward Creek about 1.6 mi west of Lake Tahoe and Sunnyside. 1987 Comment
  CHSC74266  Salix lemmonii Susi Urie 1998-9-3 98 -229 Placer Lake Tahoe Basin--National Forest. Meadow along the un-named creek along the northeast side of Tahoe Vista; about 0.5 mi north of Lake Tahoe. 1914 Comment
  UC847126  Salix lemmonii A. A. Heller 1917-6-17 12721 Placer along Yuba R. below Cisco; Yuba R 1676 Comment
  UCD43112  Salix lemmonii C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-19 480 Placer Lake Tahoe Basin; Blackwood Canyon. UTM's 10 743067E, 4332664N. 1938 Comment
  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
  CAS-BOT-BC124768  Salix lemmonii L. S. Smith 1931-6-17 11 Placer Tahoe National Forest, Babbit Springs along road to Babbit L.O. 2133 Comment
  CAS-BOT-BC125098  Salix ligulifolia Alice Eastwood 1912-6-15 386 Placer Deer Park, Lake Tahoe region Comment
  CAS-BOT-BC128233  Salix lucida W. R. Dudley 1900-6-15 5132 Placer Between Summit and Soda Springs Station, Nevada-Placer Co. line. Comment
  SEINET2470971  Salix lucida subsp. lasiandra K. Christie 2010-7-22 1912 Placer Lake Tahoe Basin Management Unit (USFS); ca. 1.0 mi. southeast of Martis Peak. 2392 Comment
  CAS-BOT-BC125810  Salix orestera W. R. Dudley 1900-6-14 5133 Placer Valley northwest of Lake Mary, near Summit Comment
  CAS-BOT-BC129122  Salix scouleriana W. R. Dudley 1900-6-1 5529 Placer Lake shore above McKinney's Creek Comment
  CHSC9617  Salix scouleriana E. L. Smith 1971-7-27 991 Placer At Tahoe Vista. 1903 Comment
  UC847121  Salix scouleriana A. A. Heller 1917-6-17 12694 Placer along Yuba R. below Cisco; Yuba R 1676 Comment
  UCR171026  Salix scouleriana George K. Helmkamp, E. A. Helmkamp 2006-2-9 10060 Placer Northern Central Valley, English Colony Way [Humphrey Road] at Sierra College Blvd near Clover Valley Creek; SE of Lincoln 183 Comment
  CAS-BOT-BC238834  Sambucus nigra subsp. caerulea Carl B. Wolf 1930-10-11 1729 Placer 4 miles west of Emigrant Gap 1524 Comment
  UCR194937  Sanguisorba minor subsp. muricata George K. Helmkamp, E. A. Helmkamp 2007-5-18 12016 Placer Northern Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 2.8 miles southeast of Foresthill 814 Comment
  UCR249589  Sanguisorba minor subsp. muricata George K. Helmkamp, Elizabeth Helmkamp 2013-6-11 20802 Placer Northern Sierra Nevada Mountains Foothills, Yankee Jim's Road, 3.6 miles northwest of its junction with Forest Hill Road 768 Comment
  SD243200  Sanguisorba officinalis George K. Helmkamp, E. A. Helmkamp 2010-7-28 16640 Placer Northern Sierra Nevada Mountains: Forest Route 13 (American Hill Road), 1.8 miles south of the junction with Forest Hill Road. 1566 Comment
  UCR215978  Sanguisorba officinalis George K. Helmkamp, Amy Barnes 2009-7-12 15174 Placer Sierra Nevada Mountains Foothills, along Foresthill Road, 5.7 miles northeast of the city of Foresthill 1230 Comment
  UCR232633  Sanguisorba officinalis George K. Helmkamp, E. A. Helmkamp 2010-7-28 16640 Placer Northern Sierra Nevada Mountains, Forest Route 13 (American Hill Road), 1.8 miles south of the junction with Forest Hill Road 1567 Comment
  CDA19549  Sanicula bipinnatifida M. I. Wibawa, G. F. Hrusa , J. Glazner 2002-5-22 239 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
  SEINET11155828  Sanicula bipinnatifida C. Bailey, H. Mozingo 1979-3-31 14 Placer Near Auburn, New Forest Hill Road, 0.5 miles E of its junction with Old Forest Hill Road. 792 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
  UC106111  Sanicula graveolens C. F. Sonne 1893-6-11 Placer Sierra Nevada Mountains, road to Lake Tahoe Sierra Nevada Mountains Comment
  UCD21633  Sanicula graveolens Rex Palmer 1979-6-21 N 428 Placer Headwaters basin area of the North Fork of the American River. Below Tinker Knob. Comment
  CDA12400  Sanicula tuberosa G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8528 Ab Placer Lake Tahoe; N side of upper Ward Valley, 4 mi SW of Tahoe City. Comment
  SEINET3815674 Image available Sanicula tuberosa L. S. Rose 1941-7-18 41323 Placer Lake Tahoe, Chamber Lodge (McKinney) 1900 Comment
  UCR207108  Sanicula tuberosa George K. Helmkamp, E. A. Helmkamp 2009-7-16 15226 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
  UCD117994  Sarcodes sanguinea C. J. W. 1913-7-2 162 Placer Emigrant Gap. Comment
  UC73127  Saxifraga californica Milo S. Baker 1900-2-11 Placer near Auburn Comment
  UC858860  Saxifraga californica C. L. Hitchcock 1940-5-7 6345 Placer 1 mi w of Baxter Comment
  SCFS1125  Sceptridium multifidum F. Felix 2014-5-10 Placer Woods on trail to Heath Falls. Comment
  UCD32812  Schedonorus pratensis Beecher Crampton 1964-7-21 7122 Placer Placer County, Cisco Grove, US Hwy. 40. 1722 Comment
  SEINET10329618  Schoenoplectus acutus R. D. Olson 1949-5-14 17 Placer Highway 40, Roseville City limit, west side 61 Comment
  CAS-BOT-BC35624  Scirpus congdonii John Thomas Howell 1943-7-22 18700 Placer Summit Valley Comment
  UCD38480  Scirpus microcarpus Beecher Crampton 1955-7-13 2999 Placer US Hwy. 40, 3.5 miles east of Baxter. 1432 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
  POM42824  Scrophularia californica subsp. floribunda Marcus E. Jones 1882-7-1 s.n. Placer Emigrant Gap. Comment
Read comments
Sep 7 2010
  UCD125715  Scutellaria californica C. J. W. 1913-6-26 120 Placer Colfax. Comment
  RSA445393  Scutellaria californica Fay A. MacFadden 1934-7-26 12688 Placer Foot of Red Mountain Comment
  CAS-BOT-BC417846  Sedella pumila Alice Eastwood; John Thomas Howell 1937-5-8 4337 Placer near Auburn on road to Grass Valley Comment
  UCD102044  Sedum obtusatum Beth Lowe Corbin 1982-8-10 299 Placer 1.25 miles WNW of Onion Creek Campground. 1981 Comment
  JEPS72364  Sedum obtusatum Gladys L. Smith 1972-6-18 3155 Placer volcanic cliff above Alpine Meadows; above Alpine Meadows 2133 Comment
  CAS-BOT-BC59086  Sedum spathulifolium Marcus E. Jones 1882-6-30 3345 Placer Emigrant Gap Comment
  JEPS72366  Sedum spathulifolium Gladys L. Smith 1972-6-20 3271 Placer lower flanks Ward Peak in Sherwood Forest; lower flanks Ward Peak in Sherwood Forest 2286 Comment
  UC831069  Sedum spathulifolium Marcus E. Jones, A. M. 1882-6-30 3345 Placer Emigrant Gap Comment
  UCD41269  Sedum spathulifolium Ellen Dean; Art Shapiro, Adrienne Shapiro 2003-5-12 1725 Placer East of Hwy 80 and town of Colfax, western side of canyon of North Fork of the American River. Along Iowa Hill Road, about 1.8 road miles east of intersection with Canyon Way in Colfax. 518 Comment
  SEINET6409427  Selaginella watsonii H. N. Mozingo 1971-10-2 71 -58 Placer North fork of American River near Rt. 49, 2 miles east of Auburn Comment
  CAS-BOT-BC363250  Senecio Saichi Kawahara 1969-5-24 878 Placer East of cabin, Mel Henderson Ranch, east bank of Indian Creek Comment
  UCD21787  Senecio Rex Palmer 1979-5-27 N 111 Placer Headwaters basin area of the North Fork of the American River Comment
  UCD44703  Senecio hydrophiloides C. E. H. R. Meadow Assessment; Kathren Murrell and Kara DeVries 2000-7-20 2069 Placer Lake Tahoe Basin; Lake Forest. UTM's 10 748735E; 4341413N 1914 Comment
  UCD41247  Senecio integerrimus Ellen Dean; Art Shapiro, Adrienne Shapiro 2003-5-12 1702 Placer Dutch Flat area, north of Hwy 80 near Alta Exit. Along Drum Powerhouse Road, about 1.5 road miles northeast of intersection with Main St. 1066 Comment
  CAS-BOT-BC363756  Senecio integerrimus Clare B. Hardham 1961-6-14 7351 Placer Sierra Nevada Mountains. Rte 40, Baxter Comment
  UCD135552  Senecio integerrimus var. exaltatus Arthur D. Haig 1956-5-23 s.n. Placer 2 miles south of Truckee. Comment
  CAS-BOT-BC363912  Senecio integerrimus var. exaltatus M. Alice King 1923-6-1 s.n. Placer Summit Comment
  SJSU5432  Senecio integerrimus var. exaltatus M. B. Olesen 1965-5-31 Placer near Incline Village, Lake Tahoe 1920 Comment
  SJSU5628  Senecio integerrimus var. exaltatus N. D. Addy 1962-7-7 163 Placer soil by Hwy 50, 3 mi NE of Echo summit 1981 Comment
  UC1287544  Senecio integerrimus var. exaltatus J. M. Gillett and A. G. Moulds 1964-6-15 12705 Placer Baldwin Beach, w shore of Lake Tahoe Lake Tahoe Comment
  UC492748  Senecio integerrimus var. major G. W. Fetters 1929-6-15 Placer Pomin's Lake Tahoe Comment
  UCR191103  Senecio integerrimus var. major George K. Helmkamp, E. A. Helmkamp 2007-6-12 12328 Placer Northern Sierra Nevada Mountains, Lake Spaulding Road just north of its junction with Hwy CA-20 1610 Comment
  CAS-BOT-BC341225  Senecio scorzonella Belle R. Jackson 1932-6-1 s.n. Placer Yuba Pass Comment
  CAS-BOT-BC364388  Senecio triangularis John H. Thomas; Hazelle A. Thomas 1956-7-21 6207 Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento 2377 Comment
  RSA473091  Senecio triangularis Wm. Martin 1971-9-10 20266 Placer Blue Canyon Creek, 2 miles south of Ranger Station, Tahoe Natl. Forest. Comment
  UCR231843  Senecio triangularis George K. Helmkamp, E. A. Helmkamp 2010-8-14 16795 Placer Northern Sierra Nevada Mountains, American Hill Road (Forest Route 13), 4.7 miles south of its junction with Foresthill Road and just south of a creek crossing 1552 Comment
  CAS-BOT-BC364383  Senecio triangularis C. F. Sonne 1884-7-20 185 Placer Sierra Nevada Mts. Truckee Comment
  RSA473089  Senecio triangularis Fay A. MacFadden 1934-7-14 12779 Placer Canyon Creek - Dutch Hat. Comment
  UCR170980  Senecio vulgaris George K. Helmkamp, E. A. Helmkamp 2006-2-9 10044 Placer Northern Central Valley, English Colony Way [Humphrey Road] at Sierra College Blvd near Clover Valley Creek; SE of Lincoln 183 Comment
  SACT002096  Setaria viridis Josephine Van Ess 1976-8-16 Placer Collected in orchard west of Sierra College Blvd on hillside .75 mile south of Rocklin Road. Orchard weed, well irrigated orchard. 182.9 Comment
  UCD55219  Setaria viridis A. M. Shapiro 2006-8-1 s.n. Placer Colfax; waste ground near railroad tracks. Comment
  SCFS1233  Sidalcea E. Krimmel 2013-1 Placer North Fork American River, below Soda Springs Road on trail to Heath Falls Overlook. Streamside where trail meets water. Comment
  CAS-BOT-BC213133  Sidalcea Peter Rubtzoff 1976-9-19 8867 Placer Lake Van Norden, Sierra Nevada 2063 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
  JEPS102554  Sidalcea glaucescens Lowell Ahart 2001-10-10 9353 Placer French Meadows Reservoir, ca 1/4 mi NE of the boat or trail access area on the NW side of the reservoir, ca 3/4 mi SW of the bridge across the Middle Fork of the American R., ca 1 3/4 mi SW of Ahart Camp, ca 22 mi (air) NE of Forest Hill. 1591 Comment
  JEPS59420  Sidalcea glaucescens Ezra Brainerd and Viola B. Baird 1915-7-25 140 Placer above Deer Park Inn (Garden of the Gods); Sierra Nevada Mts., Garden of the Gods 2072 Comment
  JEPS67207  Sidalcea glaucescens C. F. Sonne 1888-7-29 42 Placer road near Lake Tahoe; Sierra Nevada Mountains, nr Lake Tahoe Comment
  UCR170803  Sidalcea glaucescens George K. Helmkamp, E. A. Helmkamp 2005-9-30 9947 Placer Northern Sierra Nevada Mtns., Junction of Chalet and Alpine Meadows Roads west of Calif. Highway 89 (near Alpine ski area) 2081 Comment
  OBI2962  Sidalcea glaucescens Lewis S. Rose 1968-7-20 68187 Placer 2 mi E of Cisco Grove 1768 Comment
  POM153488  Sidalcea glaucescens P. A. Munz 1928-6-25 11091 Placer Tahoe Canyon, Lake Tahoe. 2073 Comment
  UCD13330  Sidalcea malviflora Kristy S. Howard 1989-6-3 220 Placer Placer CO., Highway 174. T15N, R9E Sect. 27, NW 1/4. Elevation 2000 ft. 609 Comment
  UCR201518  Sidalcea malviflora subsp. asprella George K. Helmkamp, E. A. Helmkamp 2008-8-20 14017 Placer Northern Sierra Nevada Mountains, Rainbow exit south from US-80 and east of Big Bend, adjacent to the South Yuba River 1811 Comment
  UCR139417  Sidalcea oregana Fay A. MacFadden 1934-8-10 12840 Placer Sierra Nevada Mtns., Cisco 1829 Comment
  UC871507  Sidalcea oregana subsp. spicata Alice Eastwood 1909-1 62 Placer Sunnyside Lake Tahoe Region, Sunnyside Comment
  UCD33730  Sidalcea oregana subsp. spicata Beecher Crampton 1972-7-26 8838 Placer Placer County, Carpenter Flat east of Emigrant Gap. 1615 Comment
  SEINET9006191  Sidalcea oregana var. spicata P. B. Kennedy, S. B. Doten 1901-8-18 441 Placer Talbots Home Camp, 7 miles from French Meadows. Comment
  SEINET8726854 Image available Sidalcea spicata Lewis S. Rose 1937-1 37614 Placer Tahoe Vista 1905 Comment
  UC465606  Silene californica Katharine Brandegee July 1908 Placer Alta Comment
  POM150840  Silene douglasii Katherine Brandegee s.n. Placer Donner Summit. Comment
  SD243117  Silene douglasii George K. Helmkamp, E. A. Helmkamp 2010-8-14 16772 Placer Northern Sierra Nevada Mountains: American Hill Road (Forest Route 13), 4.7 miles south of its junction with Foresthill Road and just south of a creek crossing (Duncan Peak 7.5'Q) 1552 Comment
  SEINET9336058  Silene douglasii Unknown 2001-7-15 15938 Placer Scattered perennial on steep rocky & gravelly, subalpine slopes, N side at summit of Crows Nest Pk. immediately W of Sugarbowl. Comment
  UCD22169  Silene douglasii Rex Palmer 1979-7-10 N 509 Placer Headwaters basin area of the North Fork of the American River Comment
  UCD150315  Silene douglasii var. douglasii James A. Neilson Jr. 1970-8-5 1762 Placer Tahoe Basin, Ward Creek area. 2499 Comment
  UCD150317  Silene invisa James A. Neilson Jr. 1970-1 1986 Placer Tahoe Basin, Lower Ward Creek, Section 232 E. 2011 Comment
  UCD159849  Silene invisa G. Ledyard Stebbins; Charlotte Pyles 1979-7-31 s.n. Placer North slope of ridge between Soda Springs, on North Fork American River, and Lyons Peak. 2072 Comment
  CAS-BOT-BC388988  Silene laciniata subsp. californica Saichi Kawahara 1969-7-6 1456 Placer Mel Henderson Ranch 987 Comment
  UC311414  Silene lemmonii Marcus E. Jones, A. M. 1882-6-27 Placer Emigrant Gap Comment
  CAS-BOT-BC181361  Silene occidentalis Vincent Jones 1919-7-7 s.n. Placer Ridge above Bear Valley Comment
  UCR47349  Silene occidentalis subsp. occidentalis H. M. Hall 1910-6-25 8709 Placer Cisco. 1800 Comment
  SACT002216  Sitanion hystrix D. Meyer 1983-7-16 Placer 1624.0 Comment
  SACT002219  Sitanion hystrix D. Meyer 1983-8-7 Placer Moist shady area, Louisiana Pacific Private Forest enterance. 2000.0 Comment
  SACT002240  Sitanion hystrix D. Meyer 1983-8-20 Placer Collected on Alpine Meadows Road to summit at first lake steep rocky trail with some moist meadow areas. 609.0 Comment
  UCR146669  Sitanion hystrix Beecher Crampton 1961-9-27 6014 Placer Sierra Nevada Mountains, 1 mile west of Cisco Grove [near county line], along U.S. Highway 40, Yuba River 1707 Comment
  SACT002256  Sitanion jubatum Michael Baad 1976-6-3 Placer Descending towards Middle Fork on road from Forest Hill to French Meadows. 1.5 miles east of Forest Hill. 701.0 Comment
  SACT002259  Sitanion jubatum Michael Baad 1977-6-8 Placer 1.3 miles southwest of Volcano Canyon on road between Forest Hill and French Meadows, roadside in serpentine. Comment
  CDA16049  Smilacina racemosa G. F. Hrusa, J. Glazner 2000-9-3 15663 A Placer Sierra Nevada; Sugar Bowl Ridge, immediately to W of Crow's Nest ski run. 2164 Comment
  CDA5937  Solanum dimidiatum F. Clark Oct 1945 Placer Railroad yards, Roseville. 0 Comment
  RSA338635  Solanum umbelliferum Margaret J. Williams 1985-7-6 85- 63 -4 Placer Pacific Crest Trail between old and new Donner Summits. Comment
  SEINET6186039  Solanum umbelliferum D. Erskine 1941-4-13 30 Placer American River Canyon, between Auburn and Folsom 183 Comment
  UCD127066  Solanum xanti Ted Niehaus 1959-5-3 94 Placer small knoll 100 yards from lake, north shore of Folsom Lake, Granite Bay park, Comment
  JEPS71535  Solanum xanti Gladys L. Smith 1972-6-21 3283 Placer roadbank going into Alpine Meadows 2072 Comment
  RSA473635  Solidago californica Wm. Martin 1971-9-10 20243 Placer 1 mile north of Gold Run on Hwy. 80 991 Comment
  UCR260078  Solidago californica George K. Helmkamp, Elizabeth Helmkamp 2013-10-14 22420 Placer Sierra Nevada Mountains Foothills, Yankee Jim Road, 3.6 miles northwest of its junction with Foresthill Road 651 Comment
  UCR190588  Solidago canadensis subsp. elongata George K. Helmkamp, E. A. Helmkamp 2007-9-14 12964 Placer Northern Sierra Nevada Mountains Foothills, along Mosquito Ridge Road 15 miles east of Foresthill 832 Comment
  CHSC74207  Solidago elongata Susi Urie 1998-9-2 98 -207 Placer Lake Tahoe Basin--National Forest. Meadow below Hwy 28, between the highway and Lake Forest Road; about 0.2 mi north of Lake Tahoe. 1908 Comment
  JEPS32359  Solidago elongata L. S. Smith 1925-8-12 1698 Placer Millers Defeat which is about 2 1/2 mi s Duncan Peak (road to Last Chance); Millers Defeat 1859 Comment
  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
  UC88196  Solidago velutina subsp. californica K. Brandegee Sep 1888 Placer Blue Canyon Comment
  UC1128678  Sorbus californica N. French 1934-6-13 408 Placer Lock Leven Lake; Tahoe National Forest 2042 Comment
  UCR201762  Sorbus scopulina George K. Helmkamp, E. A. Helmkamp 2008-8-20 14018 Placer Northern Sierra Nevada Mountains, Rainbow exit south from US-80 and east of Big Bend, adjacent to the South Yuba River 1811 Comment
  SCFS11529160  Sparganium angustifolium E. Krimmel, F. Felix 2014-8-7 Placer Seasonal pool Comment
  CDA777  Sparganium emersum subsp. emersum G. D. Barbe 1977-7-2 2285 Placer Along the shore of Martis Creek Lake, Day Use Area south of Truckee-Tahoe Airport. Comment
  CAS-BOT-BC390059  Spergularia W. A. Gosline; A. R. Gosline 1943-6-26 s.n. Placer Norden Comment
  NY482325  Spergularia bocconi E. J. Neese 1985-10-1 17298 Placer Gold Run rest stop along I-80 between Sacramento and Reno Comment
  CAS-BOT-BC390110  Spergularia bocconi John Thomas Howell; Gordon H. True 1971-5-26 47645 Placer Northern limits of Lincoln 48 Comment
  CAS-BOT-BC390111  Spergularia bocconi Gordon H. True 1971-4-21 6532 Placer Auburn Ravine just west of Lincoln 49 Comment
  UC1601325  Sphaeromeria potentilloides var. potentilloides W. D. Bliss June 1888 Placer Tahoe Comment
  CDA15666  Spiraea splendens G. F. Hrusa, J. Glazner 1999-7-18 15210 Placer Lake Tahoe; Wooded slopes betw. Squaw Ck, Hwy 89, and Squaw Valley Rd. 1889 Comment
  CDA16035  Spiraea splendens G. F. Hrusa, J. Glazner 2000-9-3 15678 A Placer Sierra Nevada; Sugar Bowl Ridge, immediately to W of proposed Crow's Nest ski run. 2164 Comment
  UCD93121  Sporobolus cryptandrus Beecher Crampton 1967-7-26 8158 Placer 1.5 miles W of Weimar, near Heather Glen, Interstate Hwy. 80 W. 579 Comment
  JEPS126281  Stachys ajugoides Steve Matson 2003-6-29 816 Placer nSNH Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; 500 yards north of Highway 267 and along Martis Creek. Comment
  UC614788  Stachys ajugoides var. rigida Beryl O. Schreiber 1934-7-4 1182 Placer 6 mi e Lookout Comment
  POM283403  Stachys rigida subsp. rivularis Lyman Benson 1932-7-31 4023 Placer Tahoe Tavern, Sierra Nevada mtn range, Lake Tahoe watershed. 1890 Comment
  CAS-BOT-BC391177  Stellaria longipes subsp. longipes Peter Rubtzoff; Edward W. Colson 1976-7-7 8733 Placer Lake Norden 2063 Comment
  CHSC74082  Stellaria longipes var. longipes Susi Urie 1998-8-13 98 -031 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
  UCD43249  Stellaria longipes var. longipes C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-13 618 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  UCR171028  Stellaria media George K. Helmkamp, E. A. Helmkamp 2006-2-24 10072 Placer Northern Sacramento Valley, Wise Road just east of its junction with Calif. Highway 65; c. 1 mi SE of Ewing 47 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
  UC170071  Stenotus acaulis Miss Helen D. Geis 1912-6 54 Placer Deer Park. Crag Summit Comment
  UC197335  Stenotus acaulis C. F. Sonne 1897-7-18 Placer Truckee Knob 2743 Comment
  UC1277972  Stephanomeria lactucina B. Crampton 1957-7-24 4402 Placer 2 mi w Emigrant Gap (roadbank along U.S. Hwy 40) 1524 Comment
  SACT002320  Stipa californica D. Meyer 1984-9-23 Placer DRy rocky summit of north facing slope. 2315.0 Comment
  SACT002321  Stipa californica D. Meyer 1983-8-20 Placer To summit at first lake, steep rocky trail with some moist meadow areas. 2000.0 Comment
  SACT002363  Stipa lemmonii Michael Baad 1983-6-16 Placer 3.4 miles northeast of junction with Chipmunk Ridge Road on road along South shore of French Meadows Reservoir. Open rocky slope 1879.0 Comment
  SEINET10603900  Stipa lettermanii Unknown 1886-1 Anonymous 12889 Placer Summit Station in open places in coarse granite sand, upper limit of the yellow pine belt. 2121 Comment
  SACT002397  Stipa pulchra Josephine Van Ess 1977-4-22 Placer Collected north of Athens Road. Railroad embankment. 39.6 Comment
  RSA27025  Streptanthus polygaloides C. L. Hitchcock 1940-5-15 6401 Placer 6 miles N of Colfax Comment
  CAS-BOT-BC87412  Streptanthus polygaloides L. S. Smith 1930-7-7 2513 Placer Tahoe Forest. Forbes Camp. 1219 Comment
  UCD20391  Streptanthus polygaloides A. M. Shapiro 2002-6-16 s. n. Placer near Placer County and Nevada County border, west of I-80, Drum Powerhouse Rd. approx. 3400 ft. elev. 1036 Comment
  CAS-BOT-BC87772  Streptanthus tortuosus Alice Eastwood 1909-1-1 260 Placer Lake Tahoe Region. Deer Park. Comment
  CDA15757  Streptanthus tortuosus G. F. Hrusa, L. Serafini 1993-6-29 11251 Placer S side of French Meadows Reservoir, immed. below dam. Comment
  SCFS11529144  Streptanthus tortuosus E. Krimmel, F. Felix 2013-6-2 Placer NFAm top of Foresthill Road, growing in rocks Comment
  UCD75726  Streptanthus tortuosus Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5164 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
  SEINET4891941  Streptanthus tortuosus P. B. Kennedy, S. B. Doten 1901-8-15 291 Placer Talbots Home Camp, 7 miles from French Meadows. Comment
  CHSC24706  Streptanthus tortuosus var. pallidus T. C. English 1976-4-18 35 Placer On n side of deserted R.R., on n fork of the American River, ca. 2 mi w of Hwy 49 bridge. 335 Comment
  SEINET5505738 Image available Styrax officinalis var. californicus Evert I. Schlinger 1952-1 95 Placer 2 miles east of Auburn Comment
  UCR208267  Styrax officinalis var. redivivus George K. Helmkamp, E. A. Helmkamp 2009-5-7 14648 Placer Sierra Nevada Mountains Foothills, Mosquito Ridge Road, 8.9 miles east of its junction with Forest Hill Road in Foresthill 476 Comment
  POM128175  Styrax redivivus W. W. Mackie 1904-04 s.n. Placer Newcastle. 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
  POM68139  Symphoricarpos acutus Marcus E. Jones 1882-6-27 3292 Placer Emigrant Gap. 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
  UC147557  Symphoricarpos mollis var. acutus Harriet A. Walker 1908-6-23 1236 Placer Blue Canyon 1432 Comment
  CAS-BOT-BC245735  Symphoricarpos rotundifolius C. F. Sonne 1886-7-18 s.n. Placer Truckee River, Sierra Nevada Mts. Comment
  JEPS126321  Symphyotrichum bracteolatum Steve Matson 2003-8-4 658 Placer nSNH; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; nearly one mile SW of Parking lot and picnic spot south side of Highway 267, along Lookout Mountain Creek. Comment
  UC86875  Symphyotrichum bracteolatum C. F. Sonne 1895-9-1 Placer w slope Washoe Mountain, along R. R. w Monte Carlo Washoe Mountain (Truckee) Comment
  CHSC74195  Symphyotrichum foliaceum var. parryi Susi Urie 1998-9-4 98 -259 Placer On north side of Ward Creek about 2.9 mi west of Lake Tahoe and Sunnyside. 2011 Comment
  CHSC74197  Symphyotrichum foliaceum var. parryi Susi Urie; Eric Schroder 1998-9-8 98 -295 Placer On north side of Ward Creek about 3.1 mi west of Lake Tahoe and Sunnyside. 2017 Comment
  CAS-BOT-BC98477  Symphyotrichum spathulatum A. A. Heller 1917-8-13 12880 Placer Summit Valley 2118 Comment
  CHSC73924  Symphyotrichum spathulatum var. spathulatum Susi Urie 1998-8-25 98 -092 Placer About 0.2 mi north of Lake Tahoe; large meadow complex between Kings Beach and Tahoe Vista. 1901 Comment
  CHSC73926  Symphyotrichum spathulatum var. spathulatum Susi Urie 1998-8-28 98 -163 Placer Middle of Page Meadows; about 2 mi west of Lake Tahoe and Sunnyside. 2115 Comment
  CHSC73928  Symphyotrichum spathulatum var. spathulatum Susi Urie 1998-8-17 98 -050 Placer About 0.5 mi north of Ward Creek, along a small tributary; about 2 mi west of Lake Tahoe and Sunnyside. 2097 Comment
  CHSC74201  Symphyotrichum spathulatum var. spathulatum Susi Urie 1998-8-26 98 -114 Placer Eastern end of Page Meadows; about 1.5 mi west of Lake Tahoe and Sunnyside. 2121 Comment
  UC147626  Taraxacum officinale Miss Harriet A. Walker 1908-6-26 1319 Placer Cisco 1810 Comment
  UCD43898  Taraxacum officinale C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-9 1264 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  JEPS127408  Taraxia tanacetifolia Steve Matson 1998-5-6 224 Placer nSNH Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area south side of Highway 267. East of Martis Creek. Comment
  JEPS127406  Tauschia hartwegii Steve Matson 2006-4-23 1602 Placer Northern Sierra Nevada west slope; Iowa Hill Road near Colfax at crossing of North Fork American River. Comment
  CAS-BOT-BC392399  Thalictrum fendleri Alice Eastwood 1909-1-1 122 Placer Lake Tahoe Region. Sunnyside Comment
  CAS-BOT-BC392405  Thalictrum fendleri F. Almeda 1993-7-24 7274 Placer About 15 miles SE of Interstate Hwy #80 at Soda Springs on the trail to Upper Sheep Valley 2134 Comment
  UC1126226  Thalictrum fendleri N. French 1934-6-1 394 Placer Cisco Butte Tahoe National Forest, Colfax Quadrangle Comment
  UC477531  Thalictrum fendleri L. S. Smith 1931-6-3 2555 Placer Robertson Flat Tahoe Nat. Forest 2133 Comment
  SEINET8702543  Thalictrum fendleri P. B. Kennedy, S. B. Doten 1901-8-19 422 Placer Talbots Home Camp, 7 miles from French Meadows. Comment
  CDA13673  Thalictrum fendleri var. fendleri G. F. Hrusa, J. Glazner 1997-8-3 14033 Placer Sierra Nevada; Corner of Hwy 89 & Squaw Valley Rd. Comment
  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
  UCR250334  Thysanocarpus curvipes George K. Helmkamp, Mary Alice Barnes 2013-4-18 20356 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
  RSA20880  Thysanocarpus curvipes var. curvipes C. B. Wolf 1937-3-30 8343 Placer Sacramento Valley, 4.8 miles east of Lincoln on Penryn Road. 91 Comment
  CAS-BOT-BC67323  Thysanocarpus radians M. K. Curran 1884-1-1 s.n. Placer Roseville. Comment
  UCD133442  Torreya californica Eric Brenner; John Hunter 1996-5-26 4 Placer Placer County, Tahoe National Forest, along Forest Hill Rd at Mosquito Ridge at Volcano Canyon. 1870 Comment
  UCD43331  Torreyochloa pallida var. pauciflora C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-12 699 Placer Lake Tahoe Basin; Watson Creek. UTM's 10 748155E; 4346076N. 2243 Comment
  SCFS1132  Toxicoscordion venenosum E. Krimmel 2014-4-21 Placer NFAm. 300 ft above the river on the north ridge coming down from Pt. Mariah Comment
  UC26040  Trichostema lanceolatum G. P. Rixford Aug 1896 Placer Comment
  UCD22022  Trichostema oblongum Beth Lowe Corbin 1982-8-9 274 Placer 1/4 mile SW of Onion Creek campground. 1859 Comment
  UCD125881  Trichostema oblongum J. M. Tucker 1975-7-28 4352 Placer Ca. 100 yards west of the road in to 'The Cedars', private holding on the upper North Fork of the American River, ca. 6 miles (airline) south of Soda Springs (Nevada County). 1798 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
  UCR194958  Trifolium bifidum var. decipiens George K. Helmkamp, E. A. Helmkamp 2007-5-18 12031 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
  JEPS127545  Trifolium cyathiferum Steve Matson 1997-7-10 87 Placer nSNH: Tahoe north shore; Snow Creek watershed, Tahoe Vista/Kings Beach; North Ave. dirt road extension to meadow near west fork of Snow Creek. Comment
  UCD22006  Trifolium cyathiferum Beth Lowe Corbin 1982-8-11 325 Placer 1.5 miles WNW of Onion Creek campground. 1950 Comment
  CAS-BOT-BC444014  Trifolium dubium George K. Helmkamp; Mary Alice Barnes 2013-5-3 20475 Placer Foothills, northern Sierra Nevada Mountains: Mosquito Ridge Road, 1.1 miles south of Forest Hill Road. 293 Comment
  CHSC96466  Trifolium dubium Lowell Ahart; Brian Williams 2007-4-13 13667 Placer Open pasture fields, about 1/2 mile south of the Manzanita Cemetery, about 1/2 mile west of Gladding Road, about 2 3/4 miles north of Lincoln. 43 Comment
  SEINET7865170 Image available Trifolium dubium George K. Helmkamp, Mary Alice Barnes 2013-5-3 20475 Placer Foothills, northern Sierra Nevada Mountains; Mosquito Ridge Road, 1.1 miles south of Forest Hill Road 962 Comment
  UCR173252  Trifolium dubium George K. Helmkamp, Elizabeth Helmkamp 2006-5-13 10453 Placer Northern Sierra Nevada Foothills, c. 4 air mi. NE of Auburn, along an unnamed road to Lake Clementine, 1.2 mi. N of Forest Hill Road 422 Comment
  UCR249539  Trifolium dubium George K. Helmkamp, Amy Barnes 2013-3-28 20291 Placer Eastern Sacramento Valley, northwest side of junction of Riosa Road and Andressen Road, northeast of Sheridan 36 Comment
  CDA37058  Trifolium glomeratum CDFA Staff s.n. Placer Pino Ranch, near Newcastle. 0 Comment
  UCR173274  Trifolium hirtum George K. Helmkamp, Elizabeth Helmkamp 2006-5-13 10438 Placer Northern Sierra Nevada Foothills, c. 4 air mi. NE of Auburn, along Forest Hill Road, 1.8 mi. NE of its junction with Calif. Hwy 49 at the middle fork of the American River 370 Comment
  RSA755332  Trifolium incarnatum George K. Helmkamp, E. A. Helmkamp 2009-4-22 14572 Placer Rucky Chuck Rd. (dirt) 1.2 miles southeast of Forest Hill Road 448 Comment
  JEPS59433  Trifolium longipes Ezra Brainerd and Viola B. Baird 1915-7-10 153 Placer Deer Park Sierra Nevada Mtns 1920 Comment
  UCD43889  Trifolium longipes C. E. H. R. Meadow Assessment; Kathren Murrell and Ian Hart 1999-8-9 1255 Placer Lake Tahoe Basin; Antone Meadows UTM's 10 746205E; 4343094N. 2072 Comment
  CDA12433  Trifolium longipes subsp. elmeri G. F. Hrusa, A. Juncosa, J. Hunter 1991-7-15 8505 Placer Lake Tahoe; N side of upper Ward Valley, 4 mi SW of Tahoe City. Comment
  JEPS127547  Trifolium longipes subsp. hansenii Steve Matson 1998-6-6 223 Placer nSNH: Martis Valley, about 4 miles SE of Truckee. Martis Creek Wildlife Area, 200 m south of Hwy 267, under powerlines, 50 m west of eastside boundary fence. Comment
  UC630854  Trifolium longipes var. hansenii unknown Placer Squaw Valley Comment
  UC750575  Trifolium microcephalum Lewis S. Rose 1946-6-23 46190 Placer n Cisco (Rainbow) Comment
  UCD111457  Trifolium microcephalum R. Tofsrud 1951-7-11 s.n. Placer Cisco Grove. 1524 Comment
  SEINET12157230  Trifolium monanthum C. F. Sonne 1884-1 59 Placer Canyon above Coldstream Comment
  HSC26673  Trifolium pratense Thomas W. Nelson 1972-11-25 703 Placer Del Oro Rd. near Roseville Comment
  CHSC96468  Trifolium subterraneum Lowell Ahart; Brian Williams 2007-4-13 13647 Placer On damp granite soil, margins and bottoms of small vernal pools, about 1/2 mile south of the Manzanita Cemetery, about 1/2 mile west of Gladding Road, about 2 3/4 miles north of Lincoln. 43 Comment
  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
  POM27839  Trifolium variegatum Marcus E. Jones 1882-6-27 s.n. Placer Emigrant Gap. Comment
  UC16836  Trifolium variegatum var. melananthum H. N. Bolander 1865-4-11 4539 Placer near Auburn Comment
  RSA0039075  Trifolium wormskioldii George K. Helmkamp, Mary Alice Barnes 2013-4-18 20363 Placer Yankee Jim Road, 2.4 miles east of its junction with Canyon Way, 2.5 mi. ENE (78 ) of Weimar 512 Comment
  SEINET7371239  Trifolium wormskioldii M. J. Williams 1974-8-8 74 -PL-38 Placer [Sierra Nevada] Murphy's Meadow, 5 mi. SW of Hirschdale. 2316 Comment
  UC844512  Trillium albidum C. L. Hitchcock 1940-5-7 6306 Placer ca. 1 mi. w. Baxter Comment
  CAS-BOT-BC519122  Trillium albidum Miss Francis D. Patterson 1921-4-1 s.n. Placer Dutch Flat Comment
  SFV10457  Triphysaria eriantha M. L. Vincent 1965-4-11 604 Placer 1 mile north of Marysville on Highway 99E. Roadside. 20 Comment
  SD241198  Triphysaria versicolor subsp. faucibarbata George K. Helmkamp, E. A. Helmkamp 2011-4-10 17174 Placer Sacramento Valley: 2 miles east of Hwy 65 in Lincoln, along CA-193 just west of the junction with Stardust Lane (Lincoln 7.5'Q) 75 Comment
  SACT002429  Trisetum canescens D. Meyer 1984-7-24 Placer Soda Springs Road 13.3 km from dam. 1454.0 Comment
  UC1133266  Trisetum projectum B. Bolt 1934-8-14 177 Placer Red Star Ridge Tahoe National Forest, Truckee Quadrangle (e slope) Comment
  UCR146856  Trisetum projectum Beecher Crampton 1964-7-21 7115 Placer Sierra Nevada Mtns, 0.5 mile WNW of Cisco Grove on US Hwy 40 1707 Comment
  UCR209731  Trisetum projectum George K. Helmkamp, E. A. Helmkamp 2009-8-12 15450 Placer Sierra Nevada Mountains, Forest Hill Road at Robinson Flat, 27 miles northeast of the city of Foresthill 2061 Comment
  SACT002453  Trisetum spicatum Michael Baad 1976-8-12 Placer Southwest to Emigrant Peak along Shirley Lake Ski Lift Right-o-way 2316.0 Comment
  RSA21282  Triteleia hyacinthina Carl B. Wolf 1937-5-12 8626 Placer Sacramento Valley, 1 mi N of Lincoln. 46 Comment
  RSA21430  Triteleia hyacinthina Carl B. Wolf 1937-5-12 8610 Placer Sacramento Valley, 1 mi N of Lincoln. 46 Comment
  UC843587  Triteleia hyacinthina Marcus E. Jones, A. M. 1882-6-30 3513 Placer Emigrant Gap Comment
  CAS-BOT-BC522023  Triteleia hyacinthina R. K. Wellman 1981-5-15 035 Placer East Weimar-Cross Road off Highway 80 in Weimar city limits 762 Comment
  SD43643  Triteleia hyacinthina Darley F. Howe 1948-5-21 Placer No further locality information given on label on specimen sheet. 456 Comment
  UCD22035  Triteleia ixioides Rex Palmer 1979-6-9 N 178 Placer Headwaters basin are