39.25833 39.35833 -120.36666 -120.26666 UC/JEPS: Consortium Search Results
Search Results — 3171 specimen records retrieved (3171 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC78089  Abies magnifica Carl B. Wolf 1930-10-10 1726 Placer Coldstream Canyon, 5 miles from Truckee 1981 Comment
  CAS-BOT-BC78090  Abies magnifica Carl B. Wolf 1930-10-10 1726 Placer Coldstream Canyon, 5 miles from Truckee 1981 Comment
  JEPS46610  Abies magnifica Dr. J. C. Hawver Oct. 1908 Placer Summit Comment
  NY29526  Abies magnifica A. A. Heller 1912-7-20 10592 Placer This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  RSA1848  Abies magnifica C. B. Wolf 1930-10-10 1726 Placer Coldstream Canyon, 5 miles from Truckee. 1982 Comment
  UCD133102  Abies magnifica Beecher Crampton 1960-6-22 5745 Nevada 1/2 mile West of Norden, USDA Forest Service Snow Laboratory. 2133 Comment
  JEPS47992  Abies magnifica var. magnifica J. C. Hawver 1908-9-1 Placer Donner Comment
  UC484020  Abies magnifica var. magnifica Carl B. Wolf 1930-10-10 1726 Placer 5 mi from Truckee (Coldstream Canyon); Coldstream Canyon 1981 Comment
  CSUSB5  Acer glabrum Frank Vasek 1955-7-17 269 Nevada Sierra Nevada Mountains Azalea Lake Comment
  SEINET12765775  Acer glabrum Rex Palmer 1979-5-27 N 67 Placer Confluence of two creeks.; 0 Comment
  UCR566  Acer glabrum subsp. torreyi Frank C. Vasek 1955-7-17 269 Nevada Sierra Nevada Mtns., Azalea Lake 2195 Comment
  CAS-BOT-BC331004  Acer glabrum var. glabrum John H. Thomas; Hazelle A. Thomas 1956-7-21 6110 Placer Sierra Nevada, vicinity of Donner Pass, about 80 miles NE of Sacramento. 2377 Comment
  CAS-BOT-BC331031  Acer glabrum var. glabrum Betty J. Jorgensen 1944-6-27 495 Nevada Ridge above Tourist Club Lodge, between Norden and Donner Pass Comment
  CAS-BOT-BC331033  Acer glabrum var. glabrum John Thomas Howell 1943-7-23 18734 Nevada Between Donner Pass and West Lake Comment
  CAS-BOT-BC331035  Acer glabrum var. glabrum A. A. Heller 1903-7-29 7043 Nevada Aboive Donner Lake toward Donner Pass Comment
  CAS-BOT-BC331036  Acer glabrum var. glabrum A. A. Heller 1903-7-29 7043 Nevada Aboive Donner Lake toward Donner Pass Comment
  SJSU10876  Acer glabrum var. glabrum H. T. Harvey 1958-6-16 Nevada Donner Summit 2194 Comment
  UC58543  Acer glabrum var. glabrum A. A. Heller 1903-7-29 7043 Nevada above Donner Lake toward Donner Pass; above Donner Lake toward Donner Pass Comment
  UCD22096  Acer glabrum var. glabrum Beth Lowe Corbin 1982-8-4 245 Placer 1 1/4 mile NE of Onion Creek Campground. SE facing slope, 20% inclination. Partial sun. In damp canyon of white fir forest. Shrub 5 ft tall, with smooth, greyish bark. Fruit greenish. 2103 Comment
  GH363504  Acer glabrum var. torreyi A. A. Heller 1903-7-29 7043 Unknown Above Donner Lake toward Donner Pass Comment
  GH363505  Acer glabrum var. torreyi A. A. Heller 1903-7-29 7043 Unknown Above Donner Lake toward Donner Pass Comment
  POM136898  Acer glabrum var. torreyi A. A. Heller 1903-7-29 7043 Nevada Above Donner Lake toward Donner Pass. Comment
  POM308697  Acer glabrum var. torreyi Betty J. Jorgensen 1944-6-27 495 Nevada Ridge above Tourist Club Lodge, between Norden and Donner Pass Comment
  CAS-BOT-BC28724  Achillea millefolium J. T. Howell 1943-7-25 18818 Nevada West side of Donner Pass near Norden Comment
  UCD21682  Achillea millefolium Beth Lowe Corbin 1982-8-3 182 Placer Onion Creek campground. In fine, sandy, granitic soil, near streambed. Perennial herb, white flowers. Partial shade. SW facing slope. Common. 1841 Comment
  UCD148305  Achnatherum lemmonii Nick Jensen; Rachel Hutchinson 2012-7-28 122 Nevada Along the trail to Castle peak, about 1 mile from the trailhead parking area. 2301 Comment
  UCD32985  Achnatherum lemmonii Beecher Crampton 1965-9-13 7508 Nevada Nevada County, Donner Pass Summit on Interstate 80. 2206 Comment
  CAS-BOT-BC216415  Achnatherum lettermanii A. A. Heller 1917-8-14 12925 Placer Mount Lincoln, S of Summit Valley 2499 Comment
  CAS-BOT-BC216416  Achnatherum lettermanii A. A. Heller No date on label 12889 Placer Summit Station 2121 Comment
  CAS-BOT-BC210783  Achnatherum nelsonii John Thomas Howell 1943-7-21 18688 Nevada West side of Donner Pass near Norden 2133 Comment
  CAS-BOT-BC217984  Achnatherum nelsonii John Thomas Howell 1943-7-19 18580 Placer Summite Valley Comment
  UCD22221  Achnatherum nelsonii subsp. dorei Beth Lowe Corbin 1982-8-2 152 Placer Onion Creek Campground. S facing slope. Uncommon. Mostly shade. In fine, sandy, granitic soil in mixed conifer forest. Perennial bunchgrass, forming loose bunches. 1841 Comment
  UCD50815  Achnatherum nevadense A. A. Heller 1917-8-14 12925 Placer Mt. Lincoln south of Summit valley. 2499 Comment
  UCD50816  Achnatherum nevadense Collector Unknown Date Unknown 12889 Placer Summit Station. 2121 Comment
  CAS-BOT-BC216874  Achnatherum occidentale John Thomas Howell 1943-7-25 18808 A Placer W side Donner Pass near Norden 2133 Comment
  CAS-BOT-BC216917  Achnatherum occidentale John Thomas Howell 1943-7-16 18420 Nevada Boreal Ridge, W side of Donner Pass near Norden 2133 Comment
  GH361439  Achnatherum occidentale J. T. Howell 1943-7-16 18420 Unknown Boreal Ridge, West side of Donner Pass near Norden 2133 Comment
  UCD50937  Achnatherum occidentale John Thomas Howell 1943-7-25 18808 A Placer West side of Donner Pass near Norden. 2133 Comment
  UCD50973  Achnatherum occidentale John Thomas Howell 1943-7-16 18420 Nevada Boreal Ridge. West side of Donner Pass near Norden. 2133 Comment
  CAS-BOT-BC210836  Achnatherum occidentale subsp. californicum C. G. Pringle 1882-9-20 s.n. Placer Summit Valley, Sierra Nevada Mts. 2438 Comment
  CAS-BOT-BC210837  Achnatherum occidentale subsp. californicum A. A. Heller 1917-8-14 12925 Placer Mt. Lincoln south of Summit Valley 2499 Comment
  CAS-BOT-BC210838  Achnatherum occidentale subsp. californicum No date on label 12889 Placer Summit Station 2121 Comment
  CHSC80899  Achnatherum occidentale subsp. californicum Lowell Ahart 2001-7-21 8989 Nevada On the south side of the dirt road, about 10 yards east of the old sheep corral, northeast of Lake Van Norden, about 1 1/2 miles east of Soda Springs. 2063 Comment
  GH361481  Achnatherum occidentale subsp. californicum A. A. Heller 1917-8-14 12925 Unknown Mt. Lincoln south of Summit valley 2499 Comment
  GH361486  Achnatherum occidentale subsp. californicum 12889 Unknown Summit Station Comment
  UC822001  Achnatherum occidentale subsp. californicum A. A. Heller 1917-8-14 12925 Placer s of Summit valley; Mt. Lincoln 2499 Comment
  UCD22218  Achnatherum occidentale subsp. californicum Beth Lowe Corbin 1982-8-12 336 Placer 1/3 mile NE of Onion Creek Campground. SW facing slope, 15% incline. Common. Partial sun. In organic, fine, sandy soil in opening in white fir forest. Perennial forming moderately small bunches. 1905 Comment
  UCD51041  Achnatherum occidentale subsp. californicum Elizabeth Wilson 1940-9-8 s.n. Nevada Truckee-Auburn, near Donner Summit. 1828 Comment
  UCD75728  Achnatherum occidentale subsp. occidentale Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5167 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
  CAS-BOT-BC217863  Achnatherum occidentale subsp. pubescens Gordon H. True 1965-9-15 2636 Nevada Upper end of Catle Valley on upper Castle Creek about 2 miles north of Hiway 80 at Boreal Ridge 2377 Comment
  CAS-BOT-BC217868  Achnatherum occidentale subsp. pubescens Gordon H. True No date on label. 3748 Nevada Donner Ridge Road ca. 2.5 miles south east of intersection with Fish Creek Road 2072 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
  SBBG67293  Acmispon americanus A. A. Heller 1927-8-17 14455 Nevada Donner Lake 1828 Comment
  CHSC92096  Acmispon americanus var. americanus Lowell Ahart 2005-7-31 12219 Nevada Along the west side of a small wash, between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit. 2062 Comment
  UCD22015  Acmispon americanus var. americanus Beth Lowe Corbin 1982-8-9 273 Placer 1/4 mile SW of Onion Creek campground. In fine, sandy soil. Disturbed open area in White Fir forest. Prostrate herb. Flowers white. Full sun. South facing slope, 10% incline. Locally common. 1859 Comment
  UCD22016  Acmispon nevadensis Beth Lowe Corbin 1982-8-5 256 Placer Onion Creek campground. In sandy, granitic soil. Somewhat disturbed area in mixed Conifer forest. Prostrate, forming a loose mat. Flowers yellow, red on back of banner. Partila sun. SW facing slope, 15% incline. Common. 1859 Comment
  CHSC91999  Acmispon nevadensis var. nevadensis Lowell Ahart 2005-7-31 12249 Nevada Along the old gravel road over Donner Pass, between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit. 2062 Comment
  UCD104259  Acmispon nevadensis var. nevadensis G. K. Helmkamp; E. A. Helmkamp 2006-8-14 11255 Nevada Northern Sierra Nevada Mtns, about 0.7 mile east of Donner Pass, along Donner Pass Road. 2041 Comment
  CDA16802  Aconitum columbianum G. F. Hrusa, J. Glazner 2001-7-15 15941 Placer Sierra Nevada; N face of Crows Nest Pk. immed. W of Sugarbowl. 2255 Comment
  UC398643  Aconitum columbianum A. A. Heller 1927-8-17 14458 Nevada Donner Lake 1828 Comment
  UC853409  Aconitum columbianum A. A. Heller 1917-8-13 12882 Placer Summit valley 2118 Comment
  UCD95336  Aconitum columbianum A. A. Heller 1909-7-16 s.n. Placer Summit. 2133 Comment
  CAS-BOT-BC391445  Aconitum columbianum subsp. columbianum A. A. Heller 1927-8-17 14458 Nevada Donner Lake 1828 Comment
  CAS-BOT-BC391446  Aconitum columbianum subsp. columbianum A. A. Heller 1927-8-17 14458 Nevada Donner Lake 1828 Comment
  CAS-BOT-BC391455  Aconitum columbianum subsp. columbianum John Thomas Howell 1943-7-16 18435 Nevada Boreal Ridge, West side of Donner Pass near Norden 2133 Comment
  CAS-BOT-BC391457  Aconitum columbianum subsp. columbianum A. A. Heller 1917-8-13 12882 Placer Summit Valley 2118 Comment
  CAS-BOT-BC391458  Aconitum columbianum subsp. columbianum A. A. Heller 1917-8-13 12882 Placer Summit Valley 2118 Comment
  CAS-BOT-BC412881  Aconogonon davisiae Gordon H. True; John Thomas Howell 1972-7-6 7268 Nevada Andesite Ridge between Castle Pass and Andesite Peak 2407 Comment
  CAS-BOT-BC412883  Aconogonon davisiae John Thomas Howell 1943-7-15 18369 Nevada Boreal Ridge. West side of Donner Pass near Norden 2133 Comment
  CAS-BOT-BC412884  Aconogonon davisiae R. K. Gierisch; D. H. Esplin 1969-9-26 3622 Nevada Tahoe National Forest Comment
  CAS-BOT-BC412885  Aconogonon davisiae R. K. Gierisch; D. H. Esplin 1969-9-26 3622 Nevada Tahoe National Forest Comment
  CAS-BOT-BC418771  Aconogonon phytolaccifolium A. A. Heller 1917-8-14 12934 Placer Mt. Lincoln south of Summit Valley 2438 Comment
  CAS-BOT-BC418774  Aconogonon phytolaccifolium John Thomas Howell 1943-7-21 18646 Placer Donner Pass to Mt. Lincoln Comment
  CAS-BOT-BC418796  Aconogonon phytolaccifolium A. A. Heller 1903-8-7 7123 Nevada Above Donner Lake toward Donner Pass Comment
  CHSC80864  Aconogonon phytolaccifolium Lowell Ahart 2001-7-21 8975 Nevada On the sides of a small dry stream, on the north side of the dirt road, about 100 yards northeast of the old sheep corral, northeast of Lake Van Norden, about 1 1/2 miles east of Soda Springs. 2063 Comment
  RSA0049721  Acroptilon repens Dean Wm. Taylor 2013-8-7 21397 Placer Coldstream Valley, headwaters of South Fork Cold Creek, 1889 Comment
  UCD21683  Adenocaulon bicolor Beth Lowe Corbin 1982-8-6 259 Placer 1/8 mile west of Onion Creek campground. In deep conifer duff. Open area near stream. Perennial herb. White flowers. Partial sun. SW facing slope, 10% incline. Occasional. 1844 Comment
  CAS-BOT-BC68998  Adiantum aleuticum Gordon H. True 1974-8-29 7836 Nevada Meadow on old Donner Pass Highway, 2.5 miles west of Donner Lake. 1981 Comment
  CDA42707  Adiantum aleuticum L. Ahart 2005-8-3 12363 Nevada South of the old road, south of the old Highway 80, southeast of Donner Pass and Donner Summit Comment
  CHSC92134  Adiantum aleuticum Lowell Ahart 2005-8-30 12363 Nevada On cliffs, south of the old road, south of the old Highway 80, southeast of Donner Pass and Donner Summit. 2054 Comment
  JEPS107681  Adiantum aleuticum Lowell Ahart 2005-8-30 12363 Nevada On cliffs, south of the old road, south of the old Highway 80, southeast of Donner Pass and Donner Summit 2054 Comment
  RSA716318  Adiantum aleuticum L. Ahart 2005-8-30 12363 Nevada south of old highway 80, southeast of Donner Pass and Donner Summit. 2055 Comment
  SJSU11410  Agastache urticifolia H. T. Harvey 1958-8-19 Placer Sugar Bowl, 1 mi S of Donner Summit 2164 Comment
  UCD22032  Agastache urticifolia Beth Lowe Corbin 1982-8-3 176 Placer Onion Creek campground. Along streambank but away from water. Perennial herb, with pinkish purple flowers, and strong mint odor. Mostly sun. Uncommon. Southwest facing slope. 1841 Comment
  CAS-BOT-BC29387  Ageratina occidentalis Dr. A. Kellogg 1870-8-8 s.n. Unknown Summit Sierra Nevada Comment
  CAS-BOT-BC29421  Ageratina occidentalis Gordon H. True 1968-8-1 4546 Nevada Old Donner Pass Road, ca. 2 miles west of Donner Lake 1950 Comment
  CAS-BOT-BC29423  Ageratina occidentalis A. A. Heller 1903-8-7 7124 Nevada Above Donner Lake toward Donner Pass Comment
  CAS-BOT-BC29424  Ageratina occidentalis A. A. Heller 1903-8-7 7124 Nevada Above Donner Lake toward Donner Pass Comment
  CAS-BOT-BC29425  Ageratina occidentalis A. A. Heller 1903-8-7 7124 Nevada Above Donner Lake toward Donner Pass Comment
  CHSC92061  Ageratina occidentalis Lowell Ahart 2005-8-30 12367 Nevada On the old road, south of the old Highway 80, southeast of Donner Pass and Donner Summit. 2054 Comment
  JEPS107576  Ageratina occidentalis Lowell Ahart 2005-8-30 12367 Nevada On the old road, south of the old Highway 80, southeast of Donner Pass and Donner Summit 2054 Comment
  RSA716405  Ageratina occidentalis L. Ahart 2005-8-30 12367 Nevada South of the old Highway 80, southeast of Donner Pass and Donner Summit 2055 Comment
  UC57907  Ageratina occidentalis A. A. Heller 1903-8-7 7124 Nevada above Donner Lake, toward Donner Pass Comment
  UC86229  Ageratina occidentalis C. F. Sonne 1894-9-2 Placer mountain summits above Summit Station; The Sierra Nevada Mountains 2438 Comment
Read comments
Aug 2 2009
  UCD128551  Ageratina occidentalis G. K. Helmkamp; E. A. Helmkamp 2006-8-14 11250 Nevada Northern Sierra Nevada Mountains: about 0.7 mile east of Donner Pass along Donner Pass Rd. 2041 Comment
  UCR176078  Ageratina occidentalis George K. Helmkamp, E. A. Helmkamp 2006-8-14 11250 Nevada Northern Sierra Nevada Mtns, about 0.7 mile east of Donner Pass along Donner Pass Road 2041 Comment
  CHSC80795  Agoseris aurantiaca Lowell Ahart 2001-7-21 8954 Nevada On the edge of a large meadow, on the south side of the dirt road, east of the old sheep corral, northeast of Lake Van Norden, about 1 1/2 miles east of Soda Springs. 2063 Comment
  CAS-BOT-BC21381  Agoseris aurantiaca var. aurantiaca John Thomas Howell 1943-7-22 18694 Placer Summit Valley 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
  RSA0049718  Agoseris aurantiaca var. aurantiaca Dean Wm. Taylor 2013-8-7 21394 Placer Coldstream Valley, just above Horseshoe Bend on the railroad mainline 1889 Comment
  CHSC80796  Agoseris glauca var. monticola Lowell Ahart 2001-7-21 8955 Nevada On the edge of a large meadow, on the south side of the dirt road, east of the old sheep corral, northeast of Lake Van Norden, about 1 1/2 miles east of Soda Springs. 2063 Comment
  CAS-BOT-BC13179  Agoseris monticola John Thomas Howell 1943-7-26 18832 Placer Donner Pass to Mount Lincoln Comment
  JEPS102395  Agoseris monticola Lowell Ahart 2001-7-21 8955 Nevada On the edge of a large meadow, on the south side of the dirt road, east of the old sheep corral, NE of Lake Van Norden, about 1 1/2 miles east of Soda Springs. 2063 Comment
  CAS-BOT-BC127591  Agropyron cristatum Gordon H. True 1966-6-23 2964 Nevada Boreal Ridge, about 8 miles west of Truckee and just east of summit. 2194 Comment
  SEINET5335728  Agropyron pringlei A. A. Heller 1903-8-17 7185 Nevada Ridge S of Donner Pass. 2591 Comment
  CAS-BOT-BC127477  Agrostis capillaris Gordon H. True 4555 Nevada On old Donner Pass road ca. 2.5 miles west of Donner Lake. 1981 Comment
  CAS-BOT-BC127106  Agrostis exarata 12891 Placer Summit Station. 2121 Comment
  CAS-BOT-BC127108  Agrostis exarata 12891 Placer Summit Station. 2121 Comment
  CAS-BOT-BC127118  Agrostis exarata John Thomas Howell 1943-7-14 18314 Nevada West side of Donner Pass near Norden. 2133 Comment
  GH341230  Agrostis exarata 12891 Unknown Summit Station Comment
  SEINET3127732  Agrostis exarata P. B. Kennedy 1901-8-9 265 Nevada Soda Springs Comment
  UC815012  Agrostis exarata A. S. Hitchcock 12891 Placer Summit Station 2121 Comment
  UCD32982  Agrostis exarata Beecher Crampton 1965-9-13 7503 Nevada Nevada County, Donner Pass Summit on Interstate 80. 2206 Comment
  UCD52258  Agrostis exarata Beecher Crampton 1965-9-13 7503 Nevada Donner Pass Summit, Interstate Hwy. 80. 2206 Comment
  UCD52333  Agrostis exarata Hitchcock Date Unknown 12891 Placer Summit Station. 2121 Comment
  UCD52347  Agrostis exarata Hitchcock Date Unknown 12891 Placer Summit Station. 2121 Comment
  CAS-BOT-BC139632  Agrostis gigantea Gordon H. True 1968-8-1 4555 Nevada Meadow on Old Donner Pass Road, ca. 2.5 miles west of Donner Lake. 1981 Comment
  CAS-BOT-BC139439  Agrostis hyemalis John Thomas Howell 1943-7-14 18322 Nevada West side of Donner Pass near Norden. 2133 Comment
  CAS-BOT-BC139446  Agrostis hyemalis John Thomas Howell 1943-7-19 18572 Placer Summit Valley. Comment
  CAS-BOT-BC139254  Agrostis idahoensis A. A. Heller 1917-8-13 12913 Placer Ridge northwest of Donner Pass. 2346 Comment
  CAS-BOT-BC139256  Agrostis idahoensis A. A. Heller 1917-8-13 12913 Placer Ridge northwest of Donner Pass. 2346 Comment
  CAS-BOT-BC139257  Agrostis idahoensis John H. Thomas; Hazelle A. Thomas 1956-7-21 6198 Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento. 2377 Comment
  SEINET3916446  Agrostis idahoensis Ellen Dean, M. Starbuck; M. Bibbo; J. Poloske 2008-7-20 5247 Placer Donner State Park, newly acquired lands to the SW of Donner Lake. Area south of southern Pacific RR tracks, just south of Lakeview Canyon and north of Emigrant Canyon.; 0 Comment
  UCD148310  Agrostis idahoensis Nick Jensen; Rachel Hutchinson 2012-7-28 129 Nevada Along the trail to Castle peak, about 1 mile from the trailhead parking area. 2301 Comment
  UCD32983  Agrostis idahoensis Beecher Crampton 1965-9-13 7505 Nevada Nevada County, Donner Pass Summit on Interstate 80. 2206 Comment
  UCD52803  Agrostis idahoensis Beecher Crampton 1965-9-13 7505 Nevada Donner Pass Summit, Interstate Hwy. 80. 2206 Comment
  UCD75966  Agrostis idahoensis Ellen Dean, M. Starbuck,; M. Bibbo, J. Poloske 2008-7-20 5247 Placer Donner State Park, newly acquired lands to the SW of Donner Lake. Area south of southern Pacific RR tracks, just south of Lakeview Canyon and north of Emigrant Canyon. 2099 Comment
  CAS-BOT-BC138999  Agrostis pallens 12892 Placer Summit Station. 2121 Comment
  CAS-BOT-BC139000  Agrostis pallens A. A. Heller 1917-8-13 12897 Placer Base of a cliff north of Summit hotel. 2164 Comment
  CAS-BOT-BC139001  Agrostis pallens A. A. Heller 1917-8-13 12897 Placer Base of cliff north of Summit Hotel. Comment
  CAS-BOT-BC139002  Agrostis pallens 12892 Placer Summit Station. 2121 Comment
  CAS-BOT-BC139004  Agrostis pallens John Thomas Howell 1943-7-23 18732 Nevada Between Donner Pass and West Lake. Comment
  CAS-BOT-BC139006  Agrostis pallens Gordon H. True 1968-8-1 4553 Nevada Meadow on old Donner Pass Road, ca. 2.5 miles west of Donner Lake. 1981 Comment
  SEINET13384101 Image available Agrostis pallens George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-1 19523 Placer Northern Sirrea Nevada Mountains: Sugar Bowl Road, 0.4 mile south of its junction with Donner Pass Road, just west of Lake Mary 2135 Comment
  SEINET3916504  Agrostis pallens Ellen Dean, M. Starbuck; G. Harrington; Jennifer Buck; M. Bibbo; T. Sasaki; J. Poloske 2008-7-19 5185 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, among Emigrant Trail on the N side of the north fork of Cold Creek.; 0 2145 Comment
  UC814989  Agrostis pallens A. A. Heller 1917-8-13 12897 Placer base of cliff n Summit Hotel 2164 Comment
  UC814990  Agrostis pallens unknown 12892 Placer Summit Station 2121 Comment
  UCD53078  Agrostis pallens A. A. Heller 1917-8-15 12939 Placer Soda Springs station, lower end of Summit valley. 2042 Comment
  UCD53085  Agrostis pallens A. S. Hitchcock Date Unknown 12892 Placer Summit Station, upper limit of the yellow pine belt (P. Jeffreyi). 2121 Comment
  UCD53131  Agrostis pallens A. A. Heller 1917-8-13 12897 Placer Base of a cliff north of Cummit hotel. 2164 Comment
  UCD53208  Agrostis pallens John Thomas Howell 1943-7-23 18732 Nevada Between Donner Pass and West Lake. Comment
  UCD53209  Agrostis pallens A. S. Hitchcock Date Unknown 12892 Placer Summit Station. 2121 Comment
  UCD63221  Agrostis pallens G. K. Helmkamp; E. A. Helmkamp 2006-8-14 11247 Nevada Northern Sierra Nevada Mtns.: about 0.7 mile east of Donner Pass along Donner Pass Rd. 2041 Comment
  UCD74165  Agrostis pallens Jennifer W. Burt; Kate Mawdsley, Belinda Lo 2006-7-26 199 Placer Sugarbowl active ski area, off Hwy 80 near Soda Springs - collected from coniferous forest near active ski runs. 2190 Comment
  UCD75943  Agrostis pallens Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5185 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
  UCR176268  Agrostis pallens George K. Helmkamp, E. A. Helmkamp 2006-8-14 11247 Nevada Northern Sierra Nevada Mtns, about 0.7 mile east of Donner Pass along Donner Pass Road 2041 Comment
  UCR257727  Agrostis pallens George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19523 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
  CAS-BOT-BC138734  Agrostis scabra Peter H. Raven 1950-6-29 2455 Nevada Near shore of west end of Donner Lake. 1828 Comment
  SBBG26339  Agrostis scabra B. Crampton 1965-9-13 Nevada Donner Pass summit, Interstate Hwy 80 2206 Comment
  UC710528  Agrostis scabra John Thomas Howell 1943-7-19 18572 Placer Summit Valley Comment
  UCD22258  Agrostis scabra Beth Lowe Corbin 1982-8-9 275 Placer 1/4 mile SW of Onion Creek Campground. S facing slope, 10% incline. Mostly sun. Common. Small, grassy meadow in white fir forest in fine, sandy soil. Perennial, forming loose bunches. 1859 Comment
  UCD22259  Agrostis scabra Beth Lowe Corbin 1982-8-3 173 Placer Onion Creek Campground. S facing slope. Sun to partial shade. Not abundant. Open meadow in mixed conifer forest in fine, sandy, granitic soil. Perennial bunchgrass, forming thick clumps. 1841 Comment
  UCD32980  Agrostis scabra Beecher Crampton 1965-9-13 7500 Nevada Nevada County, Donner Pass Summit on Interstate 80. 2206 Comment
  UCD53354  Agrostis scabra Beecher Crampton 1965-9-13 7500 Nevada Donner Pass Summit, Interstate Hwy. 80. 2206 Comment
  UCD53374  Agrostis scabra Peter H. Raven 1950-6-29 2455 Nevada Near shore of W. end of Donner Lake. 1828 Comment
  SD225  Agrostis stolonifera Unknown Jun 1914 13 48 Placer Summit. Comment
  UCD75937  Agrostis stolonifera Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5165 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
  CAS-BOT-BC138500  Agrostis variabilis Peter H. Raven 1949-6-29 1116 Nevada By Angelica Lake. 2438 Comment
  CAS-BOT-BC138502  Agrostis variabilis John Thomas Howell 1943-7-14 18292 Nevada West side of Donner Pass near Norden. 2133 Comment
  CAS-BOT-BC138506  Agrostis variabilis A. A. Heller 1903-8-10 7140 Nevada Ridge south of Donner Pass. 2286 Comment
  GH341357  Agrostis variabilis A. A. Heller 1903-8-10 7140 Unknown Ridge south of Donner Pass at 7500 feet Comment
  SACT000245  Agrostis variabilis D. Meyer 1984-9-23 Placer Dry rocky top of north-facing slope 2315.0 Comment
  SBBG126274  Agrostis variabilis D. H. Wilken with E. Painter 1991-8-5 15087 Nevada Pacific Crest Trail, near Euer Saddle, N of Boreal Ridge 2225 Comment
  SEINET3917378  Agrostis variabilis D. W. McNeal 1980-7-28 2383 Nevada Beside the dirt rd. to Castle Pk. ca 20 mi. n. of Hwy. #80 at Boreal Ridge.; 0 Comment
  UC143950  Agrostis variabilis C. G. Pringle 1882-9-22 Placer Summit Valley Sierra Nevada Mountains, Summit Valley 2438 Comment
  UCD32981  Agrostis variabilis Beecher Crampton 1965-9-13 7501 Nevada Nevada County, Donner Pass Summit on Interstate 80. 2206 Comment
  UCD53639  Agrostis variabilis Beecher Crampton 1965-9-13 7501 Nevada Donner Pass Summit, Interstate Hwy. 80. 2206 Comment
  UCD53720  Agrostis variabilis A. A. Heller 1917-8-13 12913 Placer Ridge northwest of Donner Pass. 2346 Comment
  UCD55628  Agrostis variabilis A. A. Heller 1917-8-13 12913 Placer Ridge northwest of Donner Pass. 2346 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
  UCD74169  Agrostis variabilis Jennifer W. Burt; Kate Mawdsley, Belinda Lo 2006-7-25 203 Placer Sugarbowl active ski area, off Hwy 80 near Soda Springs - collected from center of 'Trailblazer' ski run. 2156 Comment
  UCD74171  Agrostis variabilis Jennifer W. Burt; Kate Mawdsley, Belinda Lo 2006-7-25 205 Placer Sugarbowl active ski area, off Hwy 80 near Soda Springs - collected from coniferous forest near active ski runs. 2151 Comment
  UCD75707  Agrostis variabilis Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5157 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, along Emigrant Trail on the N side of the north fork of Cold Creek, sides of trail. 2124 Comment
  SEINET239049  Aira caryophyllea G. K. Helmkamp, E. A. Helmkamp; A. Kerchner 1999-6-29 5030 Nevada Northern Sierra Nevada Range: N of Hwy I-80 at west exit to Donner Lake; opening to Negro Canyon (Norden 7.5' USGS Q.) 2134 Comment
  CAS-BOT-BC464521  Allium campanulatum John H. Thomas; Hazelle A. Thomas 1956-7-21 6139 Placer Sierra Nevada. vicinity of Donner Pass, about 80 miles northeast of Sacramento. 2377 Comment
  POM169680  Allium campanulatum A. A. Heller 1903-8-12 2874 Nevada Ridge S of Donner Pass 2591 Comment
  POM269026  Allium campanulatum Lyman Benson 1942-7-2 11256 Placer Highway junction 1 mile west of Truckee. Truckee River drainage area. 1829 Comment
  UC112850  Allium campanulatum Katharine Brandegee July 1908 Nevada Donner (Summit) Donner Comment
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Mar 27 2011
  UC58169  Allium campanulatum A. A. Heller 1903-8-12 7155 Nevada ridge s Donner Pass 2590 Comment
  CAS-BOT-BC474278  Allium obtusum var. obtusum John H. Thomas; Hazelle A. Thomas 1956-7-21 6087 Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento. 2377 Comment
  HSC35042  Allium obtusum var. obtusum Thomas W. Nelson, Jane P. Nelson 1974-6-17 1368 Nevada S of Donner Pass Rest area, Hwy. 80 2591 Comment
  CAS-BOT-BC474087  Allium platycaule John H. Thomas; Hazelle A. Thomas 1956-7-21 6091 Placer Vicinity of Donner Pass, about 80 miles northeast of Sacramento, Sierra Nevada 2377 Comment
  UCD128390  Allium platycaule Albert Grigarick 2012-7-9 337 Placer Sugar Bowl resort, on ridge with Judah Lift, W of Judah Peak Trail 30 yd, on W side. 2490 Comment
  POM308694  Allophyllum gilioides Betty J. Jorgensen 1944-7-16 518 Nevada Near Norden. Clair Tappaan Lodge Comment
  CHSC80847  Allophyllum gilioides subsp. violaceum Lowell Ahart 2001-7-21 8972 Nevada North of the dirt road, about 50 yards south of the railroad, about 100 yards northeast of the old sheep corral, northeast of Lake Van Norden, about 1 1/2 miles east of Soda Springs. 2066 Comment
  UC710458  Allophyllum gilioides subsp. violaceum John Thomas Howell 1943-7-16 18412 Nevada w. side Donner Pass (Boreal Ridge, near Norden); Boreal Ridge 2133 Comment
  UC880192  Allophyllum gilioides subsp. violaceum A. A. Heller 1917-8-13 12900 Placer base of cliff n. of Summit hotel 2164 Comment
  UCR120245  Allophyllum gilioides subsp. violaceum George K. Helmkamp, E. A. Helmkamp, A. Kerchner 1999-6-29 5031 Placer Northern Sierra Nevada Range, N of Hwy I-80 at west exit to Donner Lake; opening to Negro Canyon 2134 Comment
  CAS-BOT-BC171251  Alnus John H. Thomas; Hazelle A. Thomas 1956-7-21 6195 Placer Vicinity of Donner Pass, about 80 miles NE of Sacramento. Sierra Nevada 2377 Comment
  A401341  Alnus incana subsp. tenuifolia A. A. Heller 1903-7-17 6952 Unknown Along the base of the ridge between Donner Lake and Coldstream Comment
  A401344  Alnus incana subsp. tenuifolia C. G. Pringle 1882-9-28 Unknown Summit Valley, Sierra Nevada Mts. Comment
  CAS-BOT-BC171331  Alnus incana subsp. tenuifolia John Thomas Howell 1943-7-17 18491 Nevada Boreal Ridge, W side of Donner Pass near Norden 2133 Comment
  CAS-BOT-BC171341  Alnus incana subsp. tenuifolia A. A. Heller 1903-7-17 6952 Nevada Along the base of the ridge between Donner Lake and Coldstream Comment
  CAS-BOT-BC171342  Alnus incana subsp. tenuifolia A. A. Heller 1903-7-17 6952 Nevada Along the base of the ridge between Donner Lake and Coldstream Comment
  CDA16040  Alnus incana subsp. tenuifolia G. F. Hrusa, J. Glazner 2000-9-3 15673 A Placer Sierra Nevada; Sugar Bowl Ridge, immediately to W of proposed Crow's Nest ski run. 2164 Comment
  CDA18134  Alnus incana subsp. tenuifolia G. D. Barbe, T. C. Fuller 1973-6-19 1606 Nevada Tahoe National Forest; Northside, west end of Donner Lake, between Interstate Hwy 80 and old US Hwy 40 (Donner Lake Rd.) 0.3 mile from intersection. 1828 Comment
  CHSC89544  Alnus incana subsp. tenuifolia G. Douglas Barbe; T. C. Fuller 1973-6-19 1606 Nevada Tahoe National Forest. Northside, west end of Donner Lake, between Interstate Hwy 80 and old US Hwy 40 (Donner Lake Rd.) 0.3 mile from intersection. Roadside hill. [Original lat./long. on label is '39 19 N; 120 16 W']. 1828 Comment
  JEPS58633  Alnus incana subsp. tenuifolia E. L. Greene 1874-10-14 Nevada Donner Pass Sierra Nevada Comment
  JEPS58637  Alnus incana subsp. tenuifolia W. L. Jepson 1898-7-1 Nevada Summit 2133 Comment
  SBBG50279  Alnus incana subsp. tenuifolia G. H. True, J. T. Howell 1968-6-9 Nevada S of Donner Summit near Norden 2194 Comment
  UCD22113  Alnus incana subsp. tenuifolia Beth Lowe Corbin 1982-8-2 166 Placer Onion Creek Campground. South facing slope. Full sun. All along Onion Creek, in mixed conifer forest. Tall shrub 1-2 m tall, with greyish bark. 1841 Comment
  CAS-BOT-BC171439  Alnus rhombifolia Mrs. Marian Campbell 1928-6-28 s.n. Placer Summit Comment
  POM166433  Alnus rhombifolia A. A. Heller 1903-7-17 6952 Nevada Along the base of the ridge between Donner Lake and Coldstream. Comment
  SACT002783  Alnus tenuifolia Michael Baad 1983-9-3 Placer Collected from Spitz Inn to wester slope of Mount Judah near summit 2286.0 Comment
  UCR51562  Alopecurus aequalis Lyman Benson 1942-7-2 11268 Placer 1 mi west of Truckee; Hwy junction 1829 Comment
  CAS-BOT-BC138157  Alopecurus aequalis var. aequalis John Thomas Howell 1943-7-19 18586 Placer Summit Valley. Comment
  CAS-BOT-BC138158  Alopecurus aequalis var. aequalis John Thomas Howell 1943-7-19 18586 Placer Summit Valley. Comment
  POM296923A  Alopecurus aequalis var. aequalis Lyman Benson 1942-7-2 11268 Placer 1 mile west of Truckee; Highway junction; Sierra Nevada Mt. Range 2012 Comment
  A366061  Amelanchier R. McVaugh 1941-7-25 6114 Unknown Ca. 1 mi. w. Donner L. 1889 Comment
  CAS-BOT-BC142912  Amelanchier Betty J. Jorgensen 1944-6-30 508 Placer Yuba River near Donner Summit Lodge Comment
  CAS-BOT-BC136707  Amelanchier alnifolia var. pumila Gordon H. True; John Thomas Howell 7709 Nevada Ca. 0.5 mile west of Donner Lake Comment
  CAS-BOT-BC136710  Amelanchier alnifolia var. pumila A. A. Heller 1903-8-17 7176 Nevada Above Donner Lake toward Donner Pass Comment
  JEPS45135 Image available Amelanchier alnifolia var. pumila W. L. Jepson July 1898 13870 Nevada Summit sta. 2133 Comment
  UC58117  Amelanchier alnifolia var. pumila A. A. Heller 1903-8-17 7176 Nevada above Donner Lake (toward Donner Pass) Comment
  POM141358  Amelanchier pumila A. A. Heller 1903-8-17 7176 Nevada Above Donner Lake toward Donner Pass. Comment
  SD103810  Amelanchier pumila Darley Howe 1978-7-17 Nevada Along old highway US 40, 5.4 miles west of Truckee near Donner Lake 2133 Comment
  CAS-BOT-BC136754  Amelanchier utahensis Gordon H. True; John Thomas Howell 1974-5-31 7710 Nevada Ca. 0.5 mile west of Donner Lake 1816 Comment
  CAS-BOT-BC136763  Amelanchier utahensis Betty J. Jorgensen 1944-6-15 458 Nevada Near hiway on bank above Lytton Creek, near Norden Comment
  CAS-BOT-BC136764  Amelanchier utahensis John Thomas Howell 1943-7-15 18366 Nevada Boreal Ridge, West side of Donner Pass near Norden 2133 Comment
  CAS-BOT-BC136765  Amelanchier utahensis Lewis S. Rose 1940-6-1 40441 Nevada Norden 2133 Comment
  UCD22262  Amelanchier utahensis Beth Lowe Corbin 1982-8-3 202 Placer Hill NW of Onion Creek Campground. 1853 Comment
  UCR121482  Amelanchier utahensis George K. Helmkamp, E. A. Helmkamp, A. Kerchner 1999-6-29 5017 A Placer Northern Sierra Nevada Range, N of Hwy I-80 at west exit to Donner Lake; opening to Negro Canyon 2134 Comment
  CAS-BOT-BC64263  Anaphalis margaritacea John Thomas Howell 1943-7-23 18735 Nevada Between Donner Pass and West Lake Comment
  CAS-BOT-BC64272  Anaphalis margaritacea A. A. Heller 1916-8-13 12907 Placer Summit hotel 2133 Comment
  CAS-BOT-BC64273  Anaphalis margaritacea A. A. Heller 1916-8-13 12907 Placer Summit hotel 2133 Comment
  CDA16050  Anaphalis margaritacea G. F. Hrusa, J. Glazner 2000-9-3 15661 A Placer Sierra Nevada; Sugar Bowl Ridge, immediately to W of proposed Crow's Nest ski run. 2164 Comment
  SBBG63392  Anaphalis margaritacea A. A. Heller 1927-8-16 14452 Nevada Donner Pass Comment
  UC1125510  Anaphalis margaritacea C. W. Hanks 1934-10-5 117 Nevada 1 1/2 mi se of Frog Lake; Truckee Quad. 2194 Comment
  UC154702  Anaphalis margaritacea A. A. Heller 1903-8-7 7116 Nevada above Donner Lake (toward Donner Pass) Comment
  UC202222  Anaphalis margaritacea A. A. Heller 1916-8-13 12907 Placer 2133 Comment
  UC891435  Anaphalis margaritacea A. A. Heller 1916-8-13 12907 Placer 2133 Comment
  UCD21685  Anaphalis margaritacea Beth Lowe Corbin 1982-8-3 179 Placer Onion Creek campground. In open dry meadow. Perennial herb, phyllaries papery white, disk flowers yellow. Mostly sun. SW facing slope. Uncommon. 1841 Comment
  RSA125348  Angelica breweri P. H. Raven 1958-6-14 13210 Placer West side of Donner Pass 2165 Comment
  UC1167721  Angelica breweri Peter H. Raven 1958-6-14 13210 Placer w side of Donner Pass Donner Pass 2164 Comment
  UC632176  Angelica breweri Bassett Maguire 1939-7-23 17205 Nevada 1 mi e of Donners Pass 1981 Comment
  UC632177  Angelica breweri Bassett Maguire 1939-7-23 17205 Nevada 1 mi e of Donners Pass 1981 Comment
  UCD127133  Angelica breweri G. K. Helmkamp; E. A. Helmkamp 2007-8-1 12649 Placer Northern Sierra Nevada Mountains. Donner Pass Road between Donner and Norden, about 0.2 mile E of the Nevada County border. 2151 Comment
  UCD21840  Angelica breweri Beth Lowe Corbin 1982-8-12 330 Placer Onion Creek campground. In wet soil along streambank. Perennial herb 2 1/2' high. Flowers whitish. Full sun. SW facing slope, 5% incline. Occasional. 1841 Comment
  UCD75949  Angelica breweri Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5190 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, along Emigrant Trail on the N side of the north fork of Cold Creek. South side of trail. 2161 Comment
  UCR190224  Angelica breweri George K. Helmkamp, E. A. Helmkamp 2007-8-1 12649 Placer Northern Sierra Nevada Mountains, Donner Pass Road between Donner and Norden, about 0.2 mile east of the Nevada Co. border 2151 Comment
  CDA18131  Antennaria argentea G. D. Barbe, T. C. Fuller 1973-6-19 1612 Nevada Tahoe National Forest; Northside, west end of Donner Lake, between Interstate Hwy 80 and old US Hwy 40 (Donner Lake Rd.) 0.3 mile from intersection. 1828 Comment
  UC197219  Antennaria media C. F. Sonne 1897-7-1 Placer east of Mt. Anderson; Sierra Nevada Mountains 2438 Comment
  UC197220  Antennaria media C. F. Sonne 1897-7-1 Placer e slope Mt. Anderson 2438 Comment
  CAS-BOT-BC77286  Antennaria microphylla John Thomas Howell 1943-7-21 18639 Placer Donner Pass to Mt. Lincoln Comment
  CAS-BOT-BC79953  Antennaria microphylla A. A. Heller 1903-7-27 7025 Nevada Donner Pass near the railroad crossing Comment
  CAS-BOT-BC79954  Antennaria microphylla A. A. Heller 1903-7-27 7025 Nevada Donner Pass near the railroad crossing Comment
  CAS-BOT-BC79959  Antennaria microphylla John Thomas Howell 1943-7-17 18469 Nevada West side of Donner Pass near Norden. Signal Hill. 2133 Comment
  SJSU8160  Antennaria rosea R. L. Fisher 1959-6-20 Nevada Donner Summit on Highway 40 2160 Comment
  UC29470  Antennaria rosea J. Burtt Davy Jun 25 1897-Jun 30 1897 3227 Nevada Bierstadt Peak Truckee River Basin, Bierstadt Peak 2286 Comment
  UC57886  Antennaria rosea A. A. Heller 1903-7-27 7025 Nevada Donner Pass Comment
  CAS-BOT-BC84756  Antennaria rosea subsp. rosea John H. and Hazelle A. Thomas 1956-7-21 6163 Placer Vicinity of Donner Pass 2377 Comment
  UCD23341  Anthemis cotula A. M. Shapiro 2003-8-17 s.n. Nevada I-80 at Boreal Ridge Road turnout. 2105 Comment
  GH77902  Antirrhinum kelloggii H. Kellogg 1870-7-20 Unknown Summit of the Sierra Nevada Comment
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Jun 1 2012
  CHSC92017  Apocynum androsaemifolium Lowell Ahart 2005-7-31 12202 Nevada Between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit. 2062 Comment
  JEPS107556  Apocynum androsaemifolium Lowell Ahart 2005-7-31 12202 Nevada Between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit 2062 Comment
  RSA716172  Apocynum androsaemifolium L. Ahart 2005-7-31 12202 Nevada Between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit. 2063 Comment
  SD234794  Apocynum androsaemifolium G. K. Helmkamp, E. A. Helmkamp 2006-8-14 11245 Nevada Northern Sierra Nevada Mountains: about 0.7 mile east of Donner Pass along Donner Pass Road (Norden 7.5'Q) 2041 Comment
  SEINET998828  Apocynum androsaemifolium G. K. Helmkamp, E. A. Helmkamp 2006-1 11245 Nevada Northern Sierra Nevada Mtns: about 0.7 mile east of Donner Pass along Donner Pass Rd 2041 Comment
  UC58461  Apocynum androsaemifolium A. A. Heller 1903-7-29 7050 Nevada above Donner Lake toward Donner Pass Comment
  UC878846  Apocynum androsaemifolium A. A. Heller 1917-8-13 12902 Placer cliff n. of Summit hotel 2164 Comment
  UC878847  Apocynum androsaemifolium unknown 122887 Placer Summit Station 2121 Comment
  UCD121241  Apocynum androsaemifolium G. K. Helmkamp; E. A. Helmkamp 2006-8-14 11245 Nevada Northern Sierra Nevada Mtns: aboout 7 mile east of Donner Pass along Donner Pass Rd. (Norden 7.5'Q). 2041 Comment
  UCR121483  Apocynum androsaemifolium George K. Helmkamp, E. A. Helmkamp, A. Kerchner 1999-6-29 5017 B Placer Northern Sierra Nevada Range, N of Hwy I-80 at west exit to Donner Lake; opening to Negro Canyon 2134 Comment
  UCR176068  Apocynum androsaemifolium George K. Helmkamp, E. A. Helmkamp 2006-8-14 11245 Nevada Northern Sierra Nevada Mtns, about 0.7 mile east of Donner Pass along Donner Pass Road 2041 Comment
  UCR257735  Apocynum androsaemifolium George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19515 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
  CAS-BOT-BC397804  Aquilegia formosa John Thomas Howell 1943-7-14 18312 Nevada West side of Donner Pass near Norden. 2133 Comment
  UCR141798  Aquilegia formosa June Latting 1978-8-4 s.n. Nevada Sierra Nevada Mtns., Summit Lake trail, Donner Pass 2256 Comment
  UCR561  Aquilegia formosa Frank C. Vasek 1955-6-29 264 Placer Sierra Nevada Mountains, Sugar Bowl, near Donner Pass [ski area, c. 1 mi. east of Lake Van Norden] 2141 Comment
  POM270571  Aquilegia formosa var. truncata Lyman Benson 1942-7-2 11251 Placer Highway junction 1 mile west of Truckee. Truckee River drainage area. 1829 Comment
  UCR270693  Arabis John F. Emmel 1998-7-9 1571 Placer Sierra Nevada Mountains, Donner Pass area, south peak of Mt. Judah 2513 Comment
  JEPS53065  Arabis drummondii W. L. Jepson July, 1898 13343 Nevada Summit 2133 Comment
  UCR270694  Arabis holboellii John F. Emmel 1998-7-9 1572 Placer Sierra Nevada Mountains, Donner Pass area, south peak of Mt. Judah 2513 Comment
  UCR121486  Arabis holboellii var. retrofracta George K. Helmkamp, E. A. Helmkamp, A. Kerchner 1999-6-29 5020 Placer Northern Sierra Nevada Range, N of Hwy I-80 at west exit to Donner Lake; opening to Negro Canyon 2134 Comment
  CDA16805  Arabis platysperma G. F. Hrusa, J. Glazner 2001-7-15 15944 Placer Sierra Nevada; Near summit of Crows Nest Pk. immed. W of Sugarbowl. 2346 Comment
  A350754  Arctostaphylos nevadensis J. T. Howell 1943-7-17 18506 Unknown West side of Donner Pass near Norden 2133 Comment
  A350786  Arctostaphylos nevadensis A. A. Heller 1903-7-29 7041 Unknown Above Donner Lake toward Donner Pass Comment
  A350787  Arctostaphylos nevadensis T. S. Brandegee 1889-1-1 29 Unknown Donner Comment
  CAS-BOT-BC40032  Arctostaphylos nevadensis Brandegee 1889-1-1 29 Nevada Donner Comment
  CAS-BOT-BC40033  Arctostaphylos nevadensis Betty J. jorgensen 1944-6-6 453 Nevada Near Norden, on bank above hiway near A.S.U.C. lodge. Comment
  CAS-BOT-BC40034  Arctostaphylos nevadensis C. F. Sonne 1878-6-18 204 Nevada Woods above Donner Lake Comment
  CAS-BOT-BC40035  Arctostaphylos nevadensis A. A. Heller 1903-7-29 s.n. Nevada Above Donner Lake toward Donner Pass Comment
  CAS-BOT-BC40040  Arctostaphylos nevadensis W. R. Dudley 1893-6-7 s.n. Nevada Hill south of Donner Lake Comment
  CAS-BOT-BC40047  Arctostaphylos nevadensis Brandegee 1889-1-1 s.n. Placer Donner Comment
  CAS-BOT-BC40048  Arctostaphylos nevadensis Belle R. Jackson 1932-6-1 s.n. Placer Donner Pass Comment
  CAS-BOT-BC45456  Arctostaphylos nevadensis John H. Thomas; Hazelle A. Thomas 1956-7-21 6134 Nevada Sierra Nevada. Vicinity of Donner Pass, about 80 mi. ne. of Sacramento. 2377 Comment
  CAS-BOT-BC45461  Arctostaphylos nevadensis Gordon H. True; John Thomas Howell 1972-7-6 7271 Nevada Andesite Ridge Between Castle Pass and Andesite Peak. 2407 Comment
  CAS-BOT-BC45465  Arctostaphylos nevadensis John Thomas Howell 1943-7-17 18506 Nevada W. side of Donner Pass near Norden. Boreal Ridge. 2133 Comment
  GH350762  Arctostaphylos nevadensis A. A. Heller 1903-7-29 7041 Unknown Above Donner Lake toward Donner Pass Comment
  GH350770  Arctostaphylos nevadensis T. S. Brandegee 1889-1-1 29 Unknown Donner Comment
  JEPS38803  Arctostaphylos nevadensis W. L. Jepson July 1898 Nevada Summit sta. 2133 Comment
  POM131788  Arctostaphylos nevadensis A. A. Heller 1903-7-29 10643 Nevada Above Donner Lake toward Donner Pass. Comment
  POM308711  Arctostaphylos nevadensis Betty J. Jorgensen 1944-6-6 453 Nevada Above highway near A.S.U.C. lodge. Near Norden. Comment
  SJSU11159  Arctostaphylos nevadensis H. T. Harvey 1958-6-16 Nevada Donner Summit 2173 Comment
  UC21848  Arctostaphylos nevadensis J. Burtt Davy Jun 25 1897-Jun 30 1897 3181 Nevada near summit; Truckee River Basin, Bierstadt Peak Comment
  UC82970  Arctostaphylos nevadensis Katharine Brandegee July 1889 Nevada Donner Comment
  UC83028  Arctostaphylos nevadensis A. A. Heller 1903-7-29 7041 Nevada above Donner Lake (toward Donner Pass) Comment
  UCD21472  Arctostaphylos nevadensis Beth Lowe Corbin 1982-8-4 236 Placer One and 1/8 mile NNW of Onion Creek Campground. 2194 Comment
  UCD97319  Arctostaphylos nevadensis Albert Grigarick 2010-7-9 226 Nevada West Castle Peak Trail. Approx. 0.25 mile north of gate. 2229 Comment
  SCFS1105  Arctostaphylos nevadensis subsp. nevadensis E. Krimmel 2013-6-2 Placer Soda Springs Road, south of NF River Comment
  CAS-BOT-BC42146  Arctostaphylos patula Miss M. Alice King 1923-6-1 s.n. Placer Near Summit Comment
  CAS-BOT-BC46590  Arctostaphylos patula Betty J. jorgensen 1944-6-6 452 Nevada On bank above highway near A.S.U.C. lodge. Near Norden. Comment
  CAS-BOT-BC46592  Arctostaphylos patula W. R. Dudley 1893-6-7 s.n. Nevada Hill s. of Donner Lake. Comment
  RSA308712  Arctostaphylos patula Betty J. Jorgensen 1944-6-6 452 Nevada Above highway near A.S.U.C. lodge. Near Norden. Comment
  SCFS1103  Arctostaphylos viscida E. Krimmel 2014-6-26 Placer "Land of the Lost": on trail, 1/3 of the way from Serena Creek to Heath Falls Overlook. Comment
  POM101403  Arenaria aculeata Marcus E. Jones 1900-7-26 s.n. Nevada Summit, Sierra Nevada Mountains. Comment
Read comments
Nov 27 2011
  UC120429  Arenaria aculeata A. Kellogg 1870-1 Nevada Donner Comment
  RSA39937  Arenaria kingii subsp. compacta J. T. Howell 1943-7-17 18498 Nevada West side of Donner Pass near Norden. 2134 Comment
  CDA16820  Arenaria kingii var. glabrescens G. F. Hrusa, J. Glazner 2001-7-15 15960 Placer Sierra Nevada; Crows Nest Pk. immed. W of Sugarbowl. 2377 Comment
  UC161661  Arenaria kingii var. glabrescens J. Torrey 1865-1 37 Nevada near Donner Pass; Sierra Nevada, High Mountain Comment
  CAS-BOT-BC82189  Arnica chamissonis Gordon H. True 1965-6-30 2138 Nevada Just west of Truckee near Donner State Park; meadow south bank Truckee [river] River 1828 Comment
  UC134178  Arnica chamissonis C. F. Sonne 1897-8-7 Nevada above Donner Lake; Sierra Nevada Mountains Comment
  POM272174  Arnica chamissonis subsp. foliosa Lyman Benson 1942-7-2 11262 Placer Highway junction 1 mile west of Truckee. Truckee River drainage area. 1829 Comment
  JEPS35923  Arnica cordifolia C. F. Sonne 1886-7-1 186 Nevada above Donner Lake; Sierra Nevada Mts., Donner Lake Comment
  UC220235  Arnica discoidea Katharine Brandegee 1883-8-1 Nevada Donner Comment
  CAS-BOT-BC82681  Arnica longifolia Dr. A. Kellogg 1870-8-15 s.n. Mariposa Summit C.P.R.R. Sierra Nevada Mts. Comment
  CAS-BOT-BC82684  Arnica longifolia C. F. Sonne 1885-8-23 191 Placer East slope [Anderson's] Anderson Peak, S. of Summit Station 2743 Comment
  UC197284  Arnica longifolia C. F. Sonne 1897-8-1 Placer Mt. Anderson (e slope) Sierra Nevada Mountains, Mt. Anderson 2438 Comment
  UC29640  Arnica longifolia C. F. Sonne 1887-8-7 191 Placer Mts. above Coldstream; Sierra Nevada Mountains Comment
  POM160971  Arnica longifolia subsp. myriadenia C. F. Sonne 1897-8-7 s.n. Placer E Slope Mt. Anderson 2439 Comment
  CAS-BOT-BC82761  Arnica mollis Dr. A. Kellogg 1870-1 s.n. Nevada Summit Station C.P.R.R., Sierra Nevada Mts. Comment
  CAS-BOT-BC85173  Arnica mollis John H. Thomas; Hazelle A. Thomas 1956-7-21 6213 Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento. 2377 Comment
  CAS-BOT-BC90011  Arnica mollis Gordon H. True; John Thomas Howell 1965-9-15 2626 Nevada Upper end of Castle Valley on upper Castle Creek, ca. 2 miles north of Highway 80 at Boreal Ridge 2377 Comment
  CHSC80797  Arnica mollis Lowell Ahart 2001-7-21 8956 Nevada On the pipeline right-of-way, north of the dirt road, about 100 yards northeast of the old sheep corral, northeast of Lake Van Norden, about 1 1/2 miles east of Soda Springs. 2063 Comment
  JEPS102394  Arnica mollis Lowell Ahart 2001-7-21 8956 Nevada On the pipeline right-of-way, north of the dirt road, about 100 yards NE of the old sheep corral, NE of Lake Van Norden, about 1 1/2 miles east of Soda Springs. 2063 Comment
  JEPS22905  Arnica mollis John H. and Hazelle A. Thomas Jul 21 1956-Jul 22 1956 6213 Placer (vicinity of), 80 mi ne of Sacramento Donner Pass; Sierra Nevada 2133 Comment
  JEPS96515  Arnica mollis Dean W. Taylor 1970-7-15 530 Nevada trail from Donner Summit to Castle Peak 2438 Comment
  UC193451  Arnica mollis C. F. Sonne 1886-8-9 Placer above Coldstream Comment
  UC91137  Arnica mollis C. F. Sonne 1887-8-7 Placer canon above Coldstream; Sierra Nevada Mountains Comment
  CAS-BOT-BC85145  Arnica nevadensis C. F. Sonne 1897-7-1 s.n. Placer Mt. Anderson 2438 Comment
  CAS-BOT-BC85146  Arnica nevadensis John Thomas Howell 1943-7-21 18662 Placer Donner Pass to Mt. Lincoln Comment
  POM160241  Arnica nevadensis C. F. Sonne 1897-07 s.n. Placer E Slope Mt. Anderson 2439 Comment
  UC134183  Arnica nevadensis C. F. Sonne 1897-8-14 Placer Mt. Anderson (e slope) Sierra Nevada Mountains Comment
  UC197325  Arnica nevadensis C. F. Sonne 1897-7-1 Placer Mt. Anderson (e slope) Sierra Nevada Mountains 2438 Comment
  CAS-BOT-BC90075  Arnica ovata A. A. Heller 1903-7-27 7029 Nevada Donner Pass near the railroad crossing Comment
  UC57885  Arnica ovata A. A. Heller 1903-7-27 7029 Nevada near the railroad crossing Donner Pass Comment
  CAS-BOT-BC85026  Arnica parryi John Thomas Howell; Gordon H. True 1967-8-18 4018 Nevada Sierra Nevada - Donner Ridge ca. 3 miles north west of Truckee 1920 Comment
  UC220231  Arnica parryi T. S. Brandegee 1888-9-1 Nevada Donner Comment
  A427347  Artemisia arbuscula A. A. Heller 1903-8-17 7184 Unknown Ridge south of Donner Pass 2590 Comment
  GH427344  Artemisia arbuscula A. A. Heller 1903-8-17 7184 Unknown Ridge south of Donner Pass 2590 Comment
  GH427345  Artemisia arbuscula A. A. Heller 1917-8-13 12914 Unknown Ridge northwest of Donner Pass 2346 Comment
  JEPS22812  Artemisia arbuscula A. A. Heller 1917-8-13 Placer ridge nw of Donner Pass 2346 Comment
  UC193575  Artemisia arbuscula C. F. Sonne 1886-8-15 Placer mts. above Coldstream Comment
  UC202223  Artemisia arbuscula A. A. Heller 1917-8-13 Placer ridge nw of Donner Pass 2346 Comment
  CAS-BOT-BC85011  Artemisia arbuscula subsp. arbuscula John Thomas Howell 1943-7-16 18413 Nevada West side of Donner Pass near Norden, Boreal Ridge 2133 Comment
  CAS-BOT-BC85012  Artemisia arbuscula subsp. arbuscula A. A. Heller 1903-8-17 7184 Nevada Ridge south of Donner Pass 2590 Comment
  CAS-BOT-BC85016  Artemisia arbuscula subsp. arbuscula A. A. Heller 1917-8-13 12914 Placer Ridge northwest of Donner Pass on an open stony slope below a ledge of igneaous rock. 2346 Comment
  CAS-BOT-BC85017  Artemisia arbuscula subsp. arbuscula A. A. Heller 1917-8-13 12914 Placer Ridge northwest of Donner Pass on an open stony slope below a ledge of igneaous rock. 2346 Comment
  RSA30915  Artemisia arbuscula subsp. arbuscula A. A. Heller 1917-8-13 12914 Nevada Ridge northwest of Donner pass on an open stony slope below a ledge of igneous rock. The neighboring forest composed of Abies magnifica 2348 Comment
  UC1094477  Artemisia arbuscula subsp. arbuscula R. E. Nelson 1956-9-21 175 Nevada 1 mi sw of Castle Peak; Tahoe National Forest 2377 Comment
  CDA16795  Artemisia arbuscula subsp. thermopola G. F. Hrusa, J. Glazner 2001-7-15 15934 Placer Sierra Nevada; N side at summit of Crows Nest Pk. immed. W of Sugarbowl. 2377 Comment
  CHSC112135  Artemisia arbuscula subsp. thermopola Dean Wm. Taylor 2013-8-9 21401 Nevada Boreal Ridge, at and along the ridgeline west from the westernmost ski area chair lift. 2322 Comment
  RSA0049595  Artemisia arbuscula subsp. thermopola Dean Wm. Taylor 2013-8-9 21401 Nevada Boreal Ridge, at and along the ridgeline west from the westernmost ski area chair lift 2322 Comment
  SEINET8196733  Artemisia arbuscula subsp. thermopola D. W. Taylor 2013-8-9 21401 Nevada Boreal Ridge, at and along the ridgeline W from the westernmost ski area chair lift. 2323 Comment
  UC1119349  Artemisia cana subsp. bolanderi C. W. Hanks 1934-10-16 129 Nevada w end Donner Lake; Tahoe National Forest, Truckee Quadrangle Comment
  UCD21694  Artemisia ludoviciana Beth Lowe Corbin 1982-8-5 254 Placer Onion Creek campground. 1841 Comment
  UCD75938  Artemisia ludoviciana Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5175 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
  CAS-BOT-BC93738  Artemisia ludoviciana subsp. candicans A. A. Heller 1903-8-12 7153 Nevada Ridge south of Donner Pass 2590 Comment
  CAS-BOT-BC93739  Artemisia ludoviciana subsp. candicans A. A. Heller 1903-8-12 7153 Nevada Ridge south of Donner Pass 2590 Comment
  UC57881  Artemisia ludoviciana subsp. candicans A. A. Heller 1903-8-12 7153 Nevada ridge s of Donner Pass 2590 Comment
  CAS-BOT-BC90713  Artemisia ludoviciana subsp. incompta C. F. Sonne 1887-8-7 s.n. Placer Mts. above Coldstream Comment
  CAS-BOT-BC90714  Artemisia ludoviciana subsp. incompta A. A. Heller 1917-8-13 12898 Placer Base of a cliff north of Summit hotel 2164 Comment
  CAS-BOT-BC90715  Artemisia ludoviciana subsp. incompta A. A. Heller 1917-8-13 12898 Placer Base of a cliff north of Summit hotel 2164 Comment
  CAS-BOT-BC90716  Artemisia ludoviciana subsp. incompta John Thomas Howell 1943-7-26 18856 Placer Sugar Bowl nw. of Mt. Lincoln Comment
  CAS-BOT-BC90717  Artemisia ludoviciana subsp. incompta John Thomas Howell 1943-7-26 18856 Placer Sugar Bowl nw. of Mt. Lincoln Comment
  RSA39961  Artemisia ludoviciana subsp. incompta J. T. Howell 1943-7-26 18856 Placer Mt. Lincoln. Comment
  UC193589  Artemisia ludoviciana subsp. incompta C. F. Sonne 1887-8-7 Placer mts. above Coldstream Comment
  UC201315  Artemisia ludoviciana subsp. incompta A. A. Heller 1917-8-13 12898 Placer n of Summit Hotel (base of a cliff) 2164 Comment
  UCD129333  Artemisia ludoviciana subsp. incompta A. A. Heller 1917-8-13 12898 Placer Base of a cliff north of Summit hotel. 2164 Comment
  SJSU8171  Artemisia ludoviciana subsp. ludoviciana H. T. Harvey 1958-8-19 Placer Sugar Bowl 1 mi S of Donner summit 2164 Comment
  CAS-BOT-BC93707  Artemisia norvegica subsp. saxatilis C. F. Sonne 1885-8-23 177 Placer E. slope Anderson's Peak 2743 Comment
  CAS-BOT-BC93610  Artemisia rothrockii E. L. Greene 1874-10-14 s.n. Nevada Sierra near Summit Station Comment
  CAS-BOT-BC93612  Artemisia rothrockii John H. Thomas; Hazelle A. Thomas 1956-7-21 6091 A Placer Sierra Nevada - vicinity of Donner Pass, about 80 miles northeast of Sacramento 2377 Comment
  UCD129372  Artemisia tridentata subsp. vaseyana A. A. Beetle 1957-8-15 12806 Nevada east side of Donner Pass. Comment
  CHSC80798  Artemisia tripartita Lowell Ahart 2001-7-21 8957 Nevada Near the edge of a large meadow, on the south side of the dirt road, 50 yards east of the old sheep corral, northeast of Lake Van Norden, about 1 1/2 miles east of Soda Springs. 2063 Comment
  JEPS102624 Image available Artemisia tripartita Lowell Ahart 2001-7-21 8957 Nevada NE of Lake Van Norden (edge of large meadow, S side of dirt road, 50 yds E of old sheep corral; 1 1/2 mi E of Soda Springs) 2063 Comment
  CAS-BOT-BC69578  Aspidotis densa C. F. Sonne 1886-7-5 321 Placer Sierra Nevada Mts., above Summit Station. Comment
  CAS-BOT-BC69622  Aspidotis densa A. A. Heller 1903-8-14 7168 Nevada Above Donner Lake toward Donner Pass. Comment
  UC42602  Aspidotis densa J. Burtt Davy Jun 25 1897-Jun 30 1897 3199 Nevada Bierstadt Peak; Truckee River Basin 2225 Comment
  UC60137  Aspidotis densa A. A. Heller 1903-8-14 7168 Nevada above Donner Lake toward Donner Pass Comment
  POM36425  Aster alpigenus Marcus E. Jones 1902-7-10 s.n. Nevada Summit. Sierra Nevada Mtns. Comment
  POM57242  Aster alpigenus A. A. Heller 1903-8-10 7136 Nevada Ridge south of Donner Pass. 2287 Comment
  GH386726  Aster alpigenus subsp. andersonii A. A. Heller 1903-8-10 7136 Unknown Ridge south of Donner Pass 2286 Comment
  CDA16048  Aster breweri G. F. Hrusa, J. Glazner 2000-9-3 15664 A Placer Sierra Nevada; Sugar Bowl Ridge, immediately to W of proposed Crow's Nest ski run. 2164 Comment
  POM40265  Aster breweri Marcus E. Jones 1900-7-26 s.n. Nevada Summit, Sierra Nevada Mountains Comment
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Dec 1 2011
  CDA16047  Aster eatonii G. F. Hrusa, J. Glazner 2000-9-3 15665 A Placer Sierra Nevada; Sugar Bowl Ridge, immediately to W of Crow's Nest ski run. 2164 Comment
  CDA16055  Aster eatonii G. F. Hrusa, J. Glazner 2000-9-3 15683 A Placer Sierra Nevada; Sugar Bowl Ridge, immediately to W of proposed Crow's Nest ski run. 2164 Comment
  UCR176067  Aster foliaceus var. parryi George K. Helmkamp, E. A. Helmkamp 2006-8-14 11248 Nevada Northern Sierra Nevada Mtns, about 0.7 mile east of Donner Pass along Donner Pass Road 2041 Comment
  UCR201892  Aster foliaceus var. parryi George K. Helmkamp, E. A. Helmkamp 2008-8-20 14025 Placer Northern Sierra Nevada Mountains, Donner Pass Road on the west side of Donner Pass and east of Norden 2149 Comment
  UCR257730  Aster foliaceus var. parryi George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19520 Placer Northern Sierra Nevada Mountains, Sugar Bowl Road, 0.4 mile south of its junction with Donner Pass Road, just west of Lake Mary 2136 Comment
  RSA249497  Aster occidentalis John F. Emmel 1971-8-21 380 Placer 0.2 air miles ENE of north end of lake Mary, Donner Pass, Sierra Nevada 2149 Comment
  UCR190170  Aster occidentalis var. occidentalis George K. Helmkamp, E. A. Helmkamp 2007-8-1 12643 Placer Northern Sierra Nevada Mountains, Donner Pass Road between Donner and Norden, about 0.2 mile east of the Nevada Co. border 2151 Comment
  UCR257623  Aster occidentalis var. occidentalis George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19529 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
  UCR257731  Aster occidentalis var. occidentalis George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19519 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
  CAS-BOT-BC178756  Astragalus canadensis var. brevidens A. A. Heller 1917-8-13 12904 Placer Near Summit hotel in granite. 2133 Comment
  CAS-BOT-BC178757  Astragalus canadensis var. brevidens A. A. Heller 1917-8-13 12904 Placer Near Summit hotel in granite. 2133 Comment
  CDA26626  Astragalus canadensis var. brevidens L. Ahart 2005-7-31 12218 Nevada Track of the old gravel road over Donner Summit, about 200 yards southwest of the GPS location, southeast of the bridge on old Highway 80, southeast of Donner Pass and Donner Summit. Comment
  CHSC92011  Astragalus canadensis var. brevidens Lowell Ahart 2005-7-31 12218 Nevada Track of the old gravel road over Donner Summit, about 200 yards southwest of the GPS location, southeast of the bridge on old Highway 80, southeast of Donner Pass and Donner Summit. 2062 Comment
  CHSC92045  Astragalus canadensis var. brevidens Lowell Ahart 2005-8-30 12366 Nevada On the old road, south of the old Highway 80, southeast of Donner Pass and Donner Summit. 2054 Comment
  JEPS107560  Astragalus canadensis var. brevidens Lowell Ahart 2005-7-31 12218 Nevada Track of the old gravel road over Donner Summit, about 200 yards southwest of the GPS location, southeast of the bridge on old Highway 80, southeast of Donner Pass and Donner Summit 2062 Comment
  JEPS107578  Astragalus canadensis var. brevidens Lowell Ahart 2005-8-30 12366 Nevada On the old road, south of the old Highway 80, southeast of Donner Pass and Donner Summit 2054 Comment
  JEPS107979  Astragalus canadensis var. brevidens Lowell Ahart 2005-7-31 12218 Nevada Track of the old gravel road over Donner Summit, about 200 yards southwest of the GPS location, southeast of the bridge on old Highway 80, southeast of Donner Pass and Donner Summit 2062 Comment
  RSA716317  Astragalus canadensis var. brevidens L. Ahart 2005-8-30 12366 Nevada Normal size stems from a low shrub, on dry bare granite soil, on the old road, south of the old Hiway 80, southeast of Donner Pass and Donner Summit. 2055 Comment
  UC862943  Astragalus canadensis var. brevidens A. A. Heller 1917-8-13 12904 Placer near Summit Hotel; near Summit Hotel 2133 Comment
  UCD104669  Astragalus canadensis var. brevidens A. A. Heller 1917-8-13 12904 Placer Near Summit hotel. Comment
  JEPS54828  Astragalus whitneyi Albert Kellogg Nevada Summit Sta. Summit, C. P. R. R. = Summit Sta. (Summit C.P.R.R.) Comment
  CAS-BOT-BC200880  Astragalus whitneyi var. lenophyllus John Thomas Howell 1943-7-21 18672 Placer Mt. Lincoln Comment
  CAS-BOT-BC198676  Astragalus whitneyi var. whitneyi J. F. Emmel 1969-6-15 167 Placer Slope south above Donner Pass. 2255 Comment
  POM160238  Athyrium americanum C. F. Sonne 1887-07 s.n. Placer East slope of Mount Anderson 2439 Comment
  SD9322  Athyrium distentifolium C. F. Sonne Aug 1897 Placer East slope Mt. Anderson 2590 Comment
  SJSU8182  Athyrium distentifolium var. americanum R. L. Fisher 1959-8-16 Placer near summit of Anderson Peak on N facing slope 2642 Comment
  UC197952  Athyrium distentifolium var. americanum C. F. Sonne July 1887 Placer e slope Mt Anderson; Sierra Nevada Mts 2438 Comment
  UC60138  Athyrium distentifolium var. americanum A. A. Heller 1903-8-17 7186 Nevada ridge s Donner Pass 2286 Comment
  CDA16051  Athyrium filix-femina G. F. Hrusa, J. Glazner 2000-9-3 15669 A Placer Sierra Nevada; Sugar Bowl Ridge, immediately to W of proposed Crow's Nest ski run. 2164 Comment
  CHSC85762  Athyrium filix-femina G. F. Hrusa; J. Glazner 2000-9-3 15669 A Placer Northern Sierra Nevada. Sugar Bowl Ridge, immediately to W of proposed Crow's Nest ski run. 2164 Comment
  SACT000357  Avena barbata D. Meyer 1983-4-17 Placer small drainage ditch, moist sunny exposure. 231.648 Comment
  SACT000368  Avena barbata D. Meyer 1983-4-17 Placer small drainage ditch, moist sunny exposure. 231.648 Comment
  UCD56464  Avena sativa Beecher Crampton 1968-9-18 8378 Nevada Interstate Hwy. 80W summit. 2206 Comment
  CAS-BOT-BC100087  Balsamorhiza sagittata John Thomas Howell 1943-7-16 18403 Nevada Boreal Ridge, West side of Donner Pass near Norden 2133 Comment
  CAS-BOT-BC100094  Balsamorhiza sagittata John H. Thomas; Hazelle A. Thomas 1956-7-21 6090 Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento 2377 Comment
  JEPS30910  Balsamorhiza sagittata John H. and Hazelle A. Thomas Jul 21 1956-Jul 22 1956 6090 Nevada 80 mi ne of Sacramento (vicinity of Donner Pass, Sierra Nevada); Sierra Nevada, Donner Pass 2133 Comment
  RSA126308  Balsamorhiza sagittata John H. Thomas, Hazelle A. Thomas 1956-7-21 6090 Placer Sierra Nevada, Vicinity of Donner Pass, 80 miles NE of Sacramento 2134 Comment
  CAS-BOT-BC16534  Barbarea orthoceras John Thomas Howell 1943-7-16 18416 Nevada West side of Donner Pass near Norden. 2133 Comment
  CAS-BOT-BC413047  Bistorta bistortoides John Thomas Howell 1943-7-22 18697 Placer Summit Valley Comment
  UC10149  Boechera acutina J. Burtt Davy Jun 25 1897-Jun 30 1897 3184 Nevada Donner Pass Truckee River Basin Comment
  CAS-BOT-BC16147  Boechera covillei John Thomas Howell 1943-7-21 18651 Placer Donner Pass to Mount Lincoln. Comment
  CHSC80815  Boechera divaricarpa Lowell Ahart 2001-7-21 8992 Nevada In a large meadow, on the south side of the dirt road, 50 yards east of the old sheep corral, northeast of Lake Van Norden, about 1 1/2 miles east of Soda Springs. 2063 Comment
  JEPS102846  Boechera divaricarpa Lowell Ahart 2001-7-21 8992 Nevada NE of Lake Van Norden (large meadow on S side of dirt road, 50 yds E of old sheep corral, 1 1/2 mi E of Soda Springs) 2063 Comment
  SEINET3165653  Boechera divaricarpa P. J. Alexander 2006-7-30 402 Nevada Castle Valley, .7 miles ESE of Andesite Peak, near Donner Pass, about .5 miles N of I-80. 2240 Comment
  UC710550  Boechera divaricarpa John Thomas Howell 1943-7-17 18460 Nevada near Norden (Signal Hill, w side of Donner Pass); Donner Pass, Signal Hill 2133 Comment
  CAS-BOT-BC13807  Boechera howellii Gordon H. True 1965-9-15 2624 Nevada Upper end of Castle Valley on upper Castle Creek, about 2 miles north of Highway 80 at Boreal Ridge. 2377 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
  CAS-BOT-BC14251  Boechera pinetorum John Thomas Howell 1943-7-25 18816 Placer West side of Donner Pass near Norden. 2133 Comment
  CAS-BOT-BC14390  Boechera platysperma John Thomas Howell 1943-7-17 18449 Nevada West side of Donner Pass near Norden. 2133 Comment
  CAS-BOT-BC14395  Boechera platysperma Gordon H. True 1962-6-19 699 Nevada Sierra Nevada. Donner Pass. 2164 Comment
  CAS-BOT-BC14404  Boechera platysperma A. A. Heller 1903-7-20 6975 Placer Donner Pass. 2133 Comment
  CAS-BOT-BC14480  Boechera platysperma John H. Thomas; Hazelle A. Thomas 1956-7-21 6160 Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento. 2377 Comment
  JEPS53128  Boechera platysperma W. L. Jepson Jul 1898 160 a Nevada Summit 2133 Comment
  UC136096  Boechera platysperma A. A. Heller 1903-7-20 6975 Placer Donner Pass 2133 Comment
  UC710553  Boechera platysperma John Thomas Howell 1943-7-17 18449 Nevada near Norden (w side of Donner Pass); Donner Pass 2133 Comment
  UCD22333  Boechera platysperma Beth Lowe Corbin 1982-8-4 242 Placer 1 1/2 mile N of Onion Creek Campground. E facing slope, 50% inclination. Unocommon. Full sun. In rocky and fine, sandy, granitic soil of loose talus slope in white fir forest. 2255 Comment
  UCD75740  Boechera platysperma Ellen Dean, M. Starbuck,; K. Mawdsley, G. Harrington, M. Bibbo, J. Poloske 2008-7-20 5203 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, ridge between Southern Pacific RR tracks and railroad tunnel to the west of Lakeview Canyon, large turnabout/parking area with off-road vehicle use. 2207 Comment
  CAS-BOT-BC14511  Boechera pratincola J. F. Emmel 1970-6-21 315 Placer Slope, 0.6 air mile south of south end of Lake Mary, south of Donner Pass. 2286 Comment
  RSA0049722  Boechera rectissima Dean Wm. Taylor 2013-8-7 21398 Placer Coldstream Valley, headwaters of South Fork Cold Creek, 1889 Comment
  SEINET4339634  Boechera rectissima C. D. Bailey 2009-7-25 295 -B, C Nevada Sierra Nevada: Donner Lake exit off Interstate 80 ca. 4 miles west of Truckee. North side (Negro Canyon) of the freeway in areas adjacent to a dirt parking lot trailhead. 1961 Comment
  CAS-BOT-BC25404  Boechera retrofracta John Thomas Howell 1943-7-17 18464 Nevada West side of Donner Pass near Norden. Signal Hill. 2133 Comment
  CAS-BOT-BC25557  Boechera retrofracta John Thomas Howell 1943-7-16 18395 Nevada West side of Donner Pass near Norden. 2133 Comment
  UC710551  Boechera retrofracta John Thomas Howell 1943-7-16 18395 Nevada near Norden (w side of Donner Pass); Boreal Ridge, Donner Pass 2133 Comment
  UCD22334  Boechera retrofracta Beth Lowe Corbin 1982-8-2 157 Placer Onion Creek Campground. S facing slope. Partial shade. Uncommon clumps of about 25 plants. In shallow, conifer litter over fine, sandy, granitic soil in mixed evergreen forest. Biennial herb, flowers white. 1841 Comment
  CAS-BOT-BC25776  Boechera stricta Gordon H. True 1966-6-23 2944 Nevada Boreal Ridge, about 8 miles west of Truckee and just east of summit. 2194 Comment
  CAS-BOT-BC25790  Boechera stricta John Thomas Howell 1943-7-17 18460 Nevada West side of Donner Pass near Norden. Signal Hill. 2133 Comment
  CAS-BOT-BC25791  Boechera stricta A. A. Heller 1919-7-26 13319 Placer Donner Pass. 2194 Comment
  UCD21701  Brickellia greenei Beth Lowe Corbin 1982-8-5 255 Placer Placer County11:08:39 AM Onion Creek campground. 1841 Comment
  SEINET3922009  Bromus carinatus Ellen Dean, M. Starbuck; G. Harrington; Jennifer Buck; Mark Bibbo; T. Sasaki; J. Poloske 2008-7-19 5152 Placer Donner State Park, newly acquired lands to the SE of Donner Lake, along Emigrant Trail on the N side of the north fork of Cold Creek.; 0 2112 Comment
  UCD75703  Bromus carinatus Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5152 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
  UCR226136  Bromus carinatus Ellen Dean, M. Starbuck, Gordon Harrington, Jennifer J. Buck, Mark Bibbo, J. Poloske, T. Sasaki 2008-7-19 5152 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, forest clearing off trail 2113 Comment
  CAS-BOT-BC148678  Bromus carinatus var. marginatus John Thomas Howell 1943-7-14 18326 Nevada West side of Donner Pass near Norden. 2133 Comment
  CAS-BOT-BC148680  Bromus carinatus var. marginatus A. A. Heller 1903-8-7 7120 Nevada Above Donner Lake toward Donner Pass. Comment
  CAS-BOT-BC148683  Bromus carinatus var. marginatus A. A. Heller 1903-8-7 7120 Nevada Above Donner Lake toward Donner Pass. Comment
  CAS-BOT-BC148685  Bromus carinatus var. marginatus John Thomas Howell 1943-7-14 18326 Nevada West side of Donner Pass near Norden. 2133 Comment
  CAS-BOT-BC148689  Bromus carinatus var. marginatus Gordon H. True 1966-6-23 2962 Nevada Boreal Ridge, about 8 miles west of Truckee and just east of summit. 2194 Comment
  CAS-BOT-BC148700  Bromus carinatus var. marginatus Gordon H. True 1966-7-20 3064 Nevada Castle Valley, about 3 miles north of Norden. 2316 Comment
  CHSC68069  Bromus carinatus var. marginatus James D. Jokerst 1986-7-12 2684 Placer Trail from The Cedars, high Sierra Nevada SW of Donner Lake, on N side of river. Comment
  GH361862  Bromus carinatus var. marginatus A. A. Heller 1903-8-7 7120 Unknown Above Donner Lake toward Donner Pass Comment
  SBBG115940  Bromus carinatus var. marginatus G. H. True 1965-8-5 2438 Nevada Castle Valley on upper Castle Crk, ca. 1 mi N of Hwy 80 at Boreal Ridge, ca. 1.5 mi N of Norden 2316 Comment
  SACT000526  Bromus diandrus D. Meyer 1983-4-17 Placer small drainage ditch, moist sunny exposure. 231.648 Comment
  SACT000528  Bromus diandrus D. Meyer 1983-4-17 Placer 231.648 Comment
  CAS-BOT-BC155218  Bromus hordeaceus John Thomas Howell 1943-7-26 18824 Nevada West side of Donner Pass near Norden. 2133 Comment
  SACT000495  Bromus hordeaceus D. Meyer 1983-4-17 Placer Small drainage ditch, moist sunny exposure 231.648 Comment
  SACT000561  Bromus hordeaceus subsp. hordeaceus D. Meyer 1983-4-17 Placer Small drainage ditch, moist sunny exposure 231.648 Comment
  UCD75762  Bromus inermis Ellen Dean, M. Starbuck,; K. Mawdsley, G. Harrington, M. Bibbo, J. Poloske 2008-7-20 5234 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
  POM204677  Bromus marginatus A. A. Heller 1903-8-7 7120 Nevada Above Donner Lake toward Donner Pass. Comment
  UCD22238  Bromus orcuttianus Beth Lowe Corbin 1982-8-2 165 Placer Onion Creek Campground. S facing slope. Partial sun. Scattered clumps are common, but cover little percentage of area. In mixed conifer forest openings, in conifer duff over fine, sandy, granitic soil. Perennial with small, loose tufts. 1841 Comment
  SACT000716  Bromus rubens D. Meyer 1983-4-17 Placer Small drainage ditch moist sunny exposure 231.648 Comment
  SACT000676  Bromus sterilis D. Meyer 1983-4-17 Placer Small drainage ditch, moist sunny exposure. 231.648 Comment
  CAS-BOT-BC161551  Bromus suksdorfii Gordon H. True 1974-8-28 7830 Nevada Sierra Nevada. Trail form Summit Lake to Castle Peak ridge. 2301 Comment
  CAS-BOT-BC161552  Bromus suksdorfii John Thomas Howell 1943-7-14 18325 Nevada West side of Donner Pass near Norden. 2133 Comment
  CAS-BOT-BC161571  Bromus suksdorfii A. A. Heller 1917-8-14 12924 Placer Mount Lincoln south of Summit Valley. 2499 Comment
  CAS-BOT-BC161572  Bromus suksdorfii A. A. Heller 1917-8-14 12924 Placer Mount Lincoln south of Summit Valley. 2499 Comment
  CDA16033  Bromus suksdorfii G. F. Hrusa, J. Glazner 2000-9-3 15680 A Placer Sierra Nevada; Sugar Bowl Ridge, immediately to W of proposed Crow's Nest ski run. Abies concolor, A. magnifica, Pinus monticola, P. contorta forest with dense herbaceous understory. Common, cutover understory, in openings. 2164 Comment
  CHSC80904  Bromus suksdorfii Lowell Ahart 2001-7-21 8984 Nevada On the north side of the dirt road, about 50 yards north of the old sheep corral, northeast of Lake Van Norden, about 1 1/2 miles east of Soda Springs. 2063 Comment
  GH361932  Bromus suksdorfii A. A. Heller 1917-8-14 12924 Unknown Mt. Lincoln south of Summit valley 2499 Comment
  SACT000755  Bromus suksdorfii Michael Baad 1983-9-3 Placer form saddle between Mount Judah and Mount Lincoln 2529.0 Comment
  UC58012  Bromus suksdorfii A. A. Heller 1903-8-7 7120 Nevada above Donner Lake (toward Donner Pass) Comment
  UC710524  Bromus suksdorfii John Thomas Howell 1943-7-14 18325 Nevada near Norden (w side of Donner Pass); Donner Pass 2133 Comment
  UC905446  Bromus suksdorfii A. A. Heller 1917-8-14 12924 Placer s of Summit Valley (Mount Lincoln); Mount Lincoln 2499 Comment
  UCD59734  Bromus suksdorfii A. A. Heller 1917-8-14 12924 Placer Mt. Lincoln south of Summit valley. 2499 Comment
  UCD59738  Bromus suksdorfii A. A. Heller 1917-8-14 12924 Placer Mt. Lincoln south of Summit valley. 2499 Comment
  CAS-BOT-BC161370  Bromus tectorum John Thomas Howell 1943-7-21 18684 Nevada West side of Donner Pass near Norden. 2133 Comment
  UCD22236  Bromus tectorum Beth Lowe Corbin 1982-8-20 401 Placer Onion Creek Campground. S facing slope, 10% incline. Common. Full sun. In fine, sandy, disturbed soil along roadside by dry meadow in white fir forest. 1841 Comment
  GH14732  Bryanthus breweri John Torrey 1865-1-1 287 Unknown High Mountain near Donner Pass, Sierra Nevada Comment
  CAS-BOT-BC185439  Calamagrostis breweri A. A. Heller 1903-8-10 7130 Placer Above Donner Pass. 2286 Comment
  GH341540  Calamagrostis breweri A. A. Heller 1903-8-10 7130 Unknown Above Donner Pass 2286 Comment
  SEINET3924020  Calamagrostis breweri A. A. Heller 1903-8-10 7130 Placer Above Donner Pass.; 0 2286 Comment
  UC148340  Calamagrostis breweri A. A. Heller 1903-8-10 7130 Placer above Donner Pass 2286 Comment
  UCR2267  Calamagrostis breweri A. A. Heller 1903-8-10 7130 Placer Above Donner Pass 2287 Comment
  CAS-BOT-BC185353  Calamagrostis canadensis John Thomas Howell 1943-7-25 18801 Nevada West side of Donner Pass near Norden. 2133 Comment
  RSA40182  Calamagrostis canadensis J. T. Howell 1943-7-25 18801 Nevada West side of Donner Pass near Norden 2134 Comment
  SBBG115822  Calamagrostis canadensis B. Crampton 1965-9-13 7506 Nevada Donner Pass summit, Interstate Hwy 80 2206 Comment
  SBBG26338  Calamagrostis canadensis B. Crampton 1965-9-13 Nevada Donner Pass summit, Interstate Hwy 80 2206 Comment
  SEINET3924084  Calamagrostis canadensis Ellen Dean 2008-7-20 5249 Placer Donner State Park, newly acquired lands to the SW of Donner Lake. Area south of southern Pacific RR tracks, just south of Lakeview Canyon and north of Emigrant Canyon.; 0 2099 Comment
  UCD32984  Calamagrostis canadensis Beecher Crampton 1965-9-13 7506 Nevada Nevada County, Donner Pass Summit on Interstate 80. 2206 Comment
  UCD57220  Calamagrostis canadensis Beecher Crampton 1965-9-13 7506 Nevada Donner Pass Summit, Interstate Hwy. 80. 2206 Comment
  UCD75967  Calamagrostis canadensis Ellen Dean, M. Starbuck,; M. Bibbo, J. Poloske 2008-7-20 5249 Placer Donner State Park, newly acquired lands to the SW of Donner Lake. Area south of southern Pacific RR tracks, just south of Lakeview Canyon and north of Emigrant Canyon. 2099 Comment
  CHSC80823  Callitriche verna Lowell Ahart 2001-7-21 8988 Nevada On the bottom of a small stream that flows through a large meadow, on the south side of the dirt road, about 100 yards southeast of the old sheep corral, northeast of Lake Van Norden, about 1 1/2 miles east of Soda Springs. 2063 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
  CDA18132  Calochortus leichtlinii G. D. Barbe, T. C. Fuller 1973-6-19 1609 Nevada Tahoe National Forest; Northside, west end of Donner Lake, between Interstate Hwy 80 and old US Hwy 40 (Donner Lake Rd.) 0.3 mile from intersection. 1828 Comment
  UCD21610  Calochortus leichtlinii E. Dean; M. Starbuck, C. Tresan, S. Tresan 2001-6-30 1279 Placer Vicinity of the town of Soda Springs. Along trail that starts at Soda Springs Rd. and travels E from the Serene Lakes region up ca. 100 m to a ridge that looks down on Lake Van Norden and railroad tracks. Open W-facing granite slope, ascending ridge. 2300 Comment
  UCD83462  Calochortus leichtlinii Albert Grigarick 2009-7-6 134 Nevada Donner Pass. Pacific Crest Trail, N of Hwy 40, ca. 100 yds. NE of hwy on trail. Ca. 1.5 air miles N of Placer County line. 2357 Comment
  SD44052  Calyptridium monospermum Frank Chadwick 1950-8-27 Nevada Sugar Bowl Lodge, Norden. Comment
  SEINET177341  Calyptridium umbellatum A. A. Heller 1903-7-20 7024 Nevada About Summit Station (Donner Pass) Comment
  UC58506  Calyptridium umbellatum A. A. Heller 1903-7-27 7024 Nevada Near Summit Station (Donner Pass) Donner Pass Comment
  UC852125  Calyptridium umbellatum A. A. Heller 1917-8-13 12912 Placer Ridge nw of Donner Pass 2346 Comment
  UCD148304  Calyptridium umbellatum Nick Jensen; Rachel Hutchinson 2012-7-28 121 Nevada Along the trail to Castle peak, about 1.5 miles from the trailhead parking area. 2392 Comment
  UCD21926  Calyptridium umbellatum Beth Lowe Corbin 1982-8-2 150 Placer Onion Creek campground. 1841 Comment
  UCR120241  Calyptridium umbellatum George K. Helmkamp, E. A. Helmkamp, A. Kerchner 1999-6-29 5023 Placer Northern Sierra Nevada Range, N of Hwy I-80 at west exit to Donner Lake; opening to Negro Canyon 2134 Comment
  UCD75767  Cardamine breweri Ellen Dean; M. Bibbo, J. Poloske, M. Starbuck 2008-7-20 5239 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
  JEPS102357  Cardaria pubescens Lowell Ahart 2001-7-21 8962 Nevada about 1 1/2 mi E of Soda Springs (on S side of dirt road, in old sheep corral, NE of Lake Van Norden) 2063 Comment
  NY411206  Cardaria pubescens G. H. True Jr. 1970-7-13 5474 Nevada Old Highway 40 at Norden Comment
  GH424137  Carex A. Kellogg 1870-7-20 Unknown Sierra Nevada, Summit Camp Comment
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Dec 5 2015
  POM296894  Carex Lyman Benson 1942-7-2 11254 Placer Highway junction 1 mile west of Truckee. Truckee River drainage area. 1829 Comment
  UCD21845  Carex Beth Lowe Corbin 1982-8-3 178 Placer Onion Creek campground. In fine, sandy, granitic soil of open meadow near creek. Perennial, forming large clumps. Inflorescence brown. Mostly sun. Common. Southwest facing slope. 1841 Comment
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Feb 2 2007
  UCR179180  Carex Beth Lowe Corbin 1982-8-3 178 Placer Sierra Nevada Mtns., Headwaters Basin Area of the North Fork American River, Onion Creek Campground 1841 Comment
  CAS-BOT-BC18545  Carex abrupta Kellogg s.n. Mariposa Sierra Nevada. Summit Camp. Comment
  CAS-BOT-BC18575  Carex abrupta Gordon H. True 1966-6-23 2956 Nevada Boreal Ridge, about 8 miles west of Truckee and just east of summit. 2194 Comment
  CHSC92394  Carex abrupta Robert F. C. Naczi 2004-7-22 10479 Nevada Ca. 7 mi W of Truckee, along Donner Pass Road, downslope from 'China Wall of the Sierra' memorial . (WGS 84). 2066 Comment
  SEINET7548177 Image available Carex abrupta Robert F. C. Naczi 2004-7-22 10491 Nevada ca. 2 mi NNE of Norden, ca. 0.2 mi N of rest stop on W-bound I-80, in vicinity of Pacific Crest Trail 2207 Comment
  CAS-BOT-BC17918  Carex angustata Gordon H. True; J. T. Howell 1967-8-18 4013 Nevada Donner Ridge ca. 3 miles northwest of Truckee. 1920 Comment
  CHSC92006  Carex angustata Lowell Ahart 2005-7-31 12237 Nevada In a small meadow and near a small wash, between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit. 2062 Comment
  JEPS107551  Carex angustata Lowell Ahart 2005-7-31 12237 Nevada In a small meadow and near a small wash, between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit 2062 Comment
  JEPS107965  Carex angustata Lowell Ahart 2005-7-31 12237 Nevada In a small meadow and near a small wash, between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit 2062 Comment
  CAS-BOT-BC17992  Carex aquatilis John Thomas Howell 1943-7-17 18492 Nevada West side of Donner Pass near Norden. 2133 Comment
  CAS-BOT-BC19715  Carex athrostachya John Thomas Howell 1943-7-17 18447 Nevada West side of Donner Pass near Norden. 2133 Comment
  CAS-BOT-BC539277  Carex athrostachya John Rawlings 2009-8-20 922 Nevada Near unpaved road to Lake Mary, immediately S of Donner Pass on Hwy 40 2164 Comment
  CHSC92008  Carex athrostachya Lowell Ahart 2005-7-31 12235 Nevada In a small meadow and near a small wash, between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit. 2062 Comment
  CHSC92434  Carex athrostachya Robert F. C. Naczi 2004-7-22 10478 Nevada Ca. 7 mi W of Truckee, along Donner Pass Road, downslope from 'China Wall of the Sierra' memorial. (WGS84) 2066 Comment
  JEPS107549  Carex athrostachya Lowell Ahart 2005-7-31 12235 Nevada In a small meadow and near a small wash, between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit 2062 Comment
  SEINET10585151  Carex athrostachya Lowell Ahart 2005-7-31 Ahart 12235 Nevada T17N, R15E, southeast 1/4 Section 16. Between the curve and velow bridge on old Highway 80, east of Donner Pass and Donner Summit. 2063 Comment
  SEINET4292087 Image available Carex athrostachya Unknown 2005-1 12235 Nevada Red Fir Forest. In a small meadow and near a small wash, between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit. Comment
  UCD75942  Carex athrostachya Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5181 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
  UCR257634  Carex athrostachya George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19530 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
  CAS-BOT-BC19518  Carex bolanderi John Thomas Howell 1943-7-16 18382 Nevada West side of Donner Pass near Norden. 2133 Comment
  CAS-BOT-BC34439  Carex deflexa var. boottii John Thomas Howell 1943-7-21 18645 Placer Donner Pass to Mt. Lincoln. Comment
  CAS-BOT-BC34869  Carex deflexa var. boottii Gordon H. True 1966-6-23 2955 Nevada Boreal Ridge, about 8 miles west of Truckee and just east of summit. 2194 Comment
  CAS-BOT-BC34877  Carex deflexa var. boottii John Thomas Howell 1943-7-14 18303 Nevada West side of Donner Pass near Norden. 2133 Comment
  CAS-BOT-BC34878  Carex deflexa var. boottii John Thomas Howell 1943-7-17 18500 Nevada West side of Donner Pass near Norden. Boreal Ridge. 2133 Comment
  CAS-BOT-BC34879  Carex deflexa var. boottii John Thomas Howell 1943-7-17 18485 Nevada West side of Donner Pass near Norden. Boreal Ridge. 2133 Comment
  CAS-BOT-BC19810  Carex douglasii John Thomas Howell 1943-7-17 18442 Nevada West side of Donner Pass near Norden. 2133 Comment
  CHSC92003  Carex douglasii Lowell Ahart 2005-7-31 12236 Nevada In a small meadow and near a small wash, between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit. 2062 Comment
  JEPS107557  Carex douglasii Lowell Ahart 2005-7-31 12236 Nevada In a small meadow and near a small wash, between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit 2062 Comment
  JEPS107966  Carex douglasii Lowell Ahart 2005-7-31 12236 Nevada In a small meadow and near a small wash, between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit 2062 Comment
  RSA716170  Carex douglasii L. Ahart 2005-7-31 12236 Nevada Between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit. 2063 Comment
  CAS-BOT-BC20273  Carex filifolia var. erostrata John Thomas Howell 1943-7-17 18484 Nevada West side of Donner Pass near Norden. Boreal Ridge. 2133 Comment
  UC195664  Carex filifolia var. erostrata J. Burtt Davy Jun 25 1897-Jun 30 1897 3214 Nevada Bierstadt Peak Truckee River Basin 2286 Comment
  UC195674  Carex filifolia var. erostrata J. Burtt Davy Jun 25 1897-Jun 30 1897 3219 Nevada Bierstadt Peak Truckee River Basin Comment
  UC197328  Carex filifolia var. erostrata J. Burtt Davy Jun 25 1897-Jun 30 1897 3208 Nevada Bierstadt Peak Truckee River Basin 2255 Comment
  UC710494  Carex filifolia var. erostrata John Thomas Howell 1943-7-17 18484 Nevada w side of Donner Pass near Norden; Boreal Ridge 2133 Comment
  UCD75961  Carex filifolia var. erostrata Ellen Dean, M. Starbuck,; G. Harrington, M. Bibbo, J. Poloske, K. Mawdsley 2008-7-20 5226 Placer Donner State Park, newly acquired lands to the SW of Donner Lake. Ridge between Southern Pacific RR tracks and railroad tunnel to the west of Lakeview Canyon. Ridge to the southwest of disturbed off-road vehicle area. 2284 Comment
  CAS-BOT-BC21149  Carex fissuricola Gordon H. True 1974-8-28 7827 Nevada Trail from Summit Lake to Castle Peak ridge. 2438 Comment
  CAS-BOT-BC20679  Carex fracta John Thomas Howell 1943-7-21 18647 Placer Donner Pass to Mt. Lincoln. Comment
  CAS-BOT-BC21229  Carex fracta Kellogg July 14. s.n. Unknown Sierra Nevada. Summit Camp. Comment
  CHSC92492  Carex fracta Robert F. C. Naczi 2004-7-22 10487 Nevada Ca. 2 mi NNE of Norden, ca. 0.3 mi N of rest stop on W-bound I-80, in vicinity of Pacific Crest Trail, (WGS84). 2234 Comment
  SEINET7559372 Image available Carex fracta Robert F. C. Naczi 2004-7-22 10487 Nevada Ca 2 mi NNE of Norden, ca 0.3 mi N of rest stop on W-bound I-80, in vicinity of Pacific Crest Trail. 2234 Comment
  CAS-BOT-BC20952  Carex heteroneura John H. Thomas; Hazelle A. Thomas 1956-7-21 6174 Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento. 2377 Comment
  CAS-BOT-BC20960  Carex heteroneura Kellogg 1910-7-1 s.n. Unknown Summits of Sierra Nevada at margins of streamlets. Comment
  CAS-BOT-BC21954  Carex heteroneura John Thomas Howell 1943-7-14 18308 Nevada West side of Donner Pass near Norden. 2133 Comment
  CAS-BOT-BC21955  Carex heteroneura Gordon H. True 1965-9-15 2641 Nevada Upper end of Castle Valley on upper Castle Creek, about 2 miles north of Highway 80 at Boreal Ridge. 2377 Comment
  CAS-BOT-BC21959  Carex heteroneura Gordon H. True 1968-7-31 4537 Nevada Castle Peak Road ca. 2 miles north of Highway 80 between Castle Pass and Round Valley. 2438 Comment
  CAS-BOT-BC21960  Carex heteroneura Gordon H. True 1966-7-19 2997 Nevada Boreal Ridge, about 8 miles west of Truckee and just east of Summit. 2438 Comment
  CAS-BOT-BC21963  Carex heteroneura Gordon H. True; J. T. Howell 1967-8-18 4014 Nevada Donner Ridge ca. 3 miles north west of Truckee. 1920 Comment
  CAS-BOT-BC21967  Carex heteroneura R. K. Gierisch; D. H. Esplin 1969-7-18 3527 Nevada Tahoe Forest. 2133 Comment
  CDA16044  Carex heteroneura G. F. Hrusa, J. Glazner 2000-9-3 15668 A Placer Sierra Nevada; Sugar Bowl Ridge, immediately to W of Crow's Nest ski run. 2164 Comment
  CHSC92356  Carex heteroneura Robert F. C. Naczi 2004-7-22 10489 Nevada Ca. 2 mi NNE of Norden, ca. 0.2 mi N of rest stop on W-bound I-80, in vicinity of Pacific Crest Trail. (WGS 84) 2206 Comment
  GH303875  Carex heteroneura A. Kellogg Aug 3 s.n. Unknown Summit of Sierra Nevada Comment
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Jun 1 2012
  SD482  Carex heteroneura Darley F. Howe Jul 1915 72 A Placer Donner Comment
  SEINET3901910  Carex heteroneura Ellen Dean, M. Starbuck; G. Harrington; Jennifer Buck; M. Bibbo; T. Sasaki; J. Poloske 2008-7-19 5135 Placer Donner State Oark, newly acquired lands to the SW of Donner Lake, along Emigrant Trail on the N side of the north fork of Cold Creek.; 0 2112 Comment
  UCD74076  Carex heteroneura Jennifer W. Burt; Kate Mawdsley, Belinda Lo 2006-7-28 174 Placer Sugarbowl active ski area, off Hwy 80 near Soda Springs - collected from coniferous forest near active ski runs. 2218 Comment
  UCD75686  Carex heteroneura Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5135 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
  CHSC69224  Carex heteroneura var. heteroneura James D. Jokerst 1986-7-12 2696 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
  GH342875  Carex hirtissima A. Kellogg [10-14 July 1870] Unknown Summit Camp [Bear Valley, Sierra Nevada] Comment
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Jun 1 2012
  GH342877  Carex hirtissima A. Kellogg [10-14 July 1880] Unknown Summit camp, Bear valley [Sierra Nevada] Comment
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Jun 1 2012
  CAS-BOT-BC28110  Carex hoodii John Thomas Howell 1943-7-17 18476 Nevada West side of Donner Pass near Norden. Signal Hill. 2133 Comment
  CHSC68057  Carex hoodii James D. Jokerst 1986-7-13 2699 Placer Trail from The Cedars, high Sierra Nevada SW of Donner Lake, camp area. Comment
  CHSC68059  Carex hoodii James D. Jokerst 1986-7-12 2692 A 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
  CHSC80883  Carex hoodii Lowell Ahart 2001-7-21 8983 Nevada North of the dirt road, about 50 yards south of the railroad, about 100 yards northeast of the old sheep corral, northeast of Lake Van Norden, about 1 1/2 miles east of Soda Springs. 2066 Comment
  CHSC92357  Carex hoodii Robert F. C. Naczi 2004-7-22 10494 Nevada Ca. 2 mi NNE of Norden, just S of I-80, near Pacific Crest Trail, (WGS 84). 2203 Comment
  SEINET7561691 Image available Carex hoodii Robert F. C. Naczi 2004-7-22 10494 Nevada Ca 2 mi NNE of Norden, just S of I-80, near Pacific Crest Trail. 2204 Comment
  CAS-BOT-BC17167  Carex illota John Thomas Howell 1943-7-16 18386 Nevada West side of Donner Pass near Norden. 2133 Comment
  SEINET238567  Carex illota G. K. Helmkamp, E. A. Helmkamp; A. Kerchner 1999-6-29 5029 Nevada Northern Sierra Nevada Range: N of Hwy I-80 at west exit to Donner Lake; opening to Negro Canyon. 2134 Comment
  UCR120502  Carex illota George K. Helmkamp, E. A. Helmkamp, A. Kerchner 1999-6-29 5029 Placer Northern Sierra Nevada Range, N of Hwy I-80 at west exit to Donner Lake; opening to Negro Canyon 2134 Comment
  CAS-BOT-BC7848  Carex infirminervia John Thomas Howell 1943-7-23 18721 Nevada Between Donner Pass and West Lake. Comment
  CHSC92425  Carex infirminervia Robert F. C. Naczi 2004-7-22 10495 Nevada Ca. 2 mi NNE of Norden, ca. 0.2 mi S of I-8-, along Pacific Crest Trail. (WGS84) 2200 Comment
  SEINET7562375 Image available Carex infirminervia Robert F. C. Naczi 2004-7-22 10495 Nevada Ca 2 mi NNE of Norden, ca 0.2 mi S of I-80, along Pacific Crest Trail. 2201 Comment
  CAS-BOT-BC7730  Carex integra John Thomas Howell 1943-7-14 18310 Nevada West side of Donner Pass near Norden. 2133 Comment
  CAS-BOT-BC7735  Carex integra Gordon H. True 1965-9-15 2642 Nevada Upper end of Castle Valley on Upper Castle Creek, about 2 miles north of highway 80 at Boreal Ridge. 2377 Comment
  CAS-BOT-BC7739  Carex integra Gordon H. True 1966-7-20 3063 Nevada Castle Valley, about 3 miles north of Norden. 2316 Comment
  CHSC68058  Carex integra James D. Jokerst 1986-7-12 2692 B 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
  CHSC68060  Carex integra James D. Jokerst 1986-7-13 2704 Placer Trail from The Cedars, high Sierra Nevada SW of Donner Lake, camp area. Comment
  NY11165  Carex integra A. A. Heller 1909-7-16 9841 Placer Summit 2133.6 Comment
  GH27283  Carex interrupta var. impressa A. Kellogg 9 Jul Unknown Summit Camp Comment
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Jun 1 2012
  CAS-BOT-BC35547  Carex jonesii John Thomas Howell 1943-7-16 18379 Nevada West side of Donner Pass near Norden 2133 Comment
  CAS-BOT-BC35785  Carex jonesii J. Torrey 1865-1-1 550 Nevada High Mountain near Donner Pass, Sierra Nevada Comment
  UCD75965  Carex jonesii Ellen Dean, M. Starbuck,; M. Bibbo, J. Poloske 2008-7-20 5244 Placer Donner State Park, newly acquired lands to the SW of Donner Lake. Area south of southern Pacific RR tracks, just south of Lakeview Canyon and north of Emigrant Canyon. 2099 Comment
  CAS-BOT-BC31290  Carex lenticularis var. impressa Gordon H. True 1968-8-1 4565 Nevada Near small lake just below Donner Lookout on Old Donner Pass Road, 2072 Comment
  CAS-BOT-BC31291  Carex lenticularis var. impressa Gordon H. True 1968-8-1 4550 Nevada Meadow on old Donner Pass Road ca 2.5 mi W of Donner Lake. 1981 Comment
  CAS-BOT-BC31303  Carex lenticularis var. impressa Gordon H. True; John Thomas Howell 1972-7-5 7245 Nevada Castle Peak Road ca 1/4 mi N of Hwy 80 at Uhlen Valley 2225 Comment
  UC1256238  Carex lenticularis var. impressa R. K. Gierisch 1969-9-26 3624 Nevada Tahoe Forest Comment
  CAS-BOT-BC28458  Carex lenticularis var. lipocarpa John Thomas Howell 1943-7-17 18493 Nevada Boreal Ridge, West side of Donner Pass near Norden. 2133 Comment
  CAS-BOT-BC28459  Carex lenticularis var. lipocarpa John Thomas Howell 1943-7-14 18321 Nevada West side of Donner Pass near Norden. 2133 Comment
  UCR121466  Carex leporinella George K. Helmkamp, E. A. Helmkamp 1999-6-30 5080 Nevada Northern Sierra Nevada Range, Tahoe Nat. Forest, Donner Pass Rd. (=Hwy 40), 2.2 mi. west of Lake Donner. 1997 Comment
  CAS-BOT-BC31540  Carex luzulifolia Kellogg s.n. Nevada Summit Camp. Comment
  CAS-BOT-BC31817  Carex luzulifolia John Thomas Howell 1943-7-21 18642 Placer Donner Pass to Mt. Lincoln. Comment
  CAS-BOT-BC31818  Carex luzulifolia A. A. Heller 1903-8-17 7187 Placer Above Donner Pass. 2286 Comment
  CHSC92445  Carex luzulifolia Robert F. C. Naczi 2004-7-22 10490 Nevada Ca. 2 mi NNE of Norden, ca. 0.2 mi N of rest stop on W-bound I-80, in vicinity of Pacific Crest Trail. (WGS84) 2206 Comment
  UC143645  Carex luzulifolia A. A. Heller 1903-8-17 7187 Placer Donner Pass, above 2286 Comment
  UCD74078  Carex luzulifolia Jennifer W. Burt; Kate Mawdsley, Belinda Lo 2006-7-26 176 Placer Sugarbowl active ski area, off Hwy 80 near Soda Springs - collected from center of 'Trailblazer' ski run. 2192 Comment
  GH104138  Carex luzulifolia var. strobilantha A. A. Heller 1903-8-17 7187 Unknown Above Donner Pass, 7500 feet Comment
  NY11202  Carex luzulifolia var. strobilantha A. A. Heller 1903-8-17 7187 Placer Above Donner Pass 2286.0 Comment
  NY11289  Carex luzulifolia var. strobilantha A. A. Heller 1903-8-17 7187 Placer Above Donner Pass 2286.0 Comment
  NY380664  Carex luzulifolia var. strobilantha A. A. Heller 1903-8-17 7187 Placer Above Donner Pass 2286.0 Comment
  CAS-BOT-BC31695  Carex mariposana John Thomas Howell 1943-7-26 18852 Placer Sugar Bowl NW of Mt. Lincoln Comment
  SEINET11125863 Image available Carex mariposana Unknown 2009-1 24618 Placer Just south of Donner Pass, near Route 40 and Mary Lake. Northern Sierra Nevada Highlands (n SNH) Comment
  CAS-BOT-BC31893  Carex microptera John Thomas Howell 1943-7-14 18307 Nevada West side of Donner Pass near Norden 2133 Comment
  CAS-BOT-BC31900  Carex microptera Gordon H. True 1974-5-31 7759 Nevada Ca 1/2 mile W of Donner Lake. 1816 Comment
  UCD74080  Carex microptera Jennifer W. Burt; Kate Mawdsley, Belinda Lo 2006-7-28 180 Placer Sugarbowl active ski area, off Hwy 80 near Soda Springs - collected from center of 'Terrain Park' ski run. 2221 Comment
  UCD75672  Carex microptera Jennifer W. Burt; Kate Mawdsley, Belinda Lo 2006-7-25 252 Placer Sugarbowl active ski area, off Hwy 80 near Soda Springs - collected from center of 'Trailblazer' ski run. 2156 Comment
  UC162532  Carex multicaulis J. Torrey 1865-1 550 Nevada High Mountain near Donner Pass; Sierra Nevada Comment
  CAS-BOT-BC32237  Carex multicostata John Thomas Howell 1943-7-16 18424 Nevada West side of Donner Pass near Norden. 2133 Comment
  CAS-BOT-BC32249  Carex multicostata Gordon H. True 1966-6-23 2958 Nevada Boreal Ridge, ca 8 mi W of Truckee and just E of summit. 2194 Comment
  CAS-BOT-BC32250  Carex multicostata Gordon H. True 1965-6-30 2149 Nevada Just W of Truckee near Donner State Park. 1828 Comment
  CAS-BOT-BC32273  Carex multicostata John Thomas Howell 1943-7-21 18641 Placer Donner Pass to Mt. Lincoln Comment
  CAS-BOT-BC32274  Carex multicostata J. H. Thomas; H. A. Thomas 1956-7-21 6173 Placer Sierra Nevada. Donner Pass ca. 80 mi NE of Sacramento. 2377 Comment
  CAS-BOT-BC32275  Carex multicostata J. H. Thomas; H. A. Thomas 1956-7-21 6215 Placer Sierra Nevada. Donner Pass ca. 80 mi NE of Sacramento. 2377 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
  CHSC92494  Carex multicostata Robert F. C. Naczi 2004-7-22 10493 Nevada Ca. 2 mi NNE of Norden, just N of I-80, near Pacific Crest Trail, (WGS84). [Original lat./long. on label is '39 21 N; 120 20 W']. 2206 Comment
  SEINET7568482 Image available Carex multicostata Robert F. C. Naczi 2004-7-22 10493 Nevada Ca 2 mi NNE of Norden, just N of I-80, near Pacific Crest Trail. 2207 Comment
  UCD74094  Carex multicostata Jennifer W. Burt; Kate Mawdsley, Belinda Lo 2006-7-28 185 Placer Sugarbowl active ski area, off Hwy 80 near Soda Springs - collected from coniferous forest near active ski runs. 2218 Comment
  UCD74095  Carex multicostata Jennifer W. Burt; Kate Mawdsley, Belinda Lo 2006-7-28 186 Placer Sugarbowl active ski area, off Hwy 80 near Soda Springs - collected from coniferous forest near active ski runs. 2275 Comment
  UCD74099  Carex multicostata Jennifer W. Burt; Kate Mawdsley, Belinda Lo 2006-7-25 196 Placer Sugarbowl active ski area, off Hwy 80 near Soda Springs - collected from center of 'Trailblazer' ski run. 2156 Comment
  UCD75690  Carex multicostata Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5139 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
  UCR226140  Carex multicostata Ellen Dean, M. Starbuck, Gordon Harrington, Jennifer J. Buck, Mark Bibbo, J. Poloske, T. Sasaki 2008-7-19 5139 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, forest clearing off trail 2113 Comment
  UCR257626  Carex multicostata George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19526 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
  CAS-BOT-BC119848  Carex nebrascensis John Thomas Howell 1943-7-19 18584 Placer Summit Valley Comment
  CAS-BOT-BC119849  Carex nebrascensis John H. Thomas; A. Thomas 1956-7-21 6175 Placer Sierra Nevada, vicinity of Donner Pass, ca 80 mi NE of Sacramento. 2377 Comment
  CHSC91996  Carex nebrascensis Lowell Ahart 2005-7-31 12238 Nevada In a small meadow and in a small wash, between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit. 2062 Comment
  JEPS107964  Carex nebrascensis Lowell Ahart 2005-7-31 12238 Nevada In a small meadow and in a small wash, between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit 2062 Comment
  SD480  Carex nebrascensis Jun 1915 73 Placer Donner. Comment
  UCD75964  Carex nebrascensis Ellen Dean, M. Starbuck,; M. Bibbo, J. Poloske 2008-7-20 5238 Placer Donner State Park, newly acquired lands to the SW of Donner Lake. Area south of southern Pacific RR tracks, just south of Lakeview Canyon and north of Emigrant Canyon. 2099 Comment
  CAS-BOT-BC119692  Carex nervina Gordon H. True 1974-8-7 7770 Nevada Trail from Summit Lake to base of Castle Peak Ridge. 2407 Comment
  CAS-BOT-BC119693  Carex nervina Gordon H. True; John Thomas Howell 1972-7-5 7246 Nevada Castle Peak Road ca 0.25 mi N of Hwy 80 at Uhlen Valley. 2225 Comment
  CAS-BOT-BC119698  Carex nervina John Thomas Howell 1943-7-17 18478 Nevada Signal Hill, W side of Donner Pass near Norden. 2133 Comment
  GH27344  Carex nervina A. Kellogg 1870-7-10 Unknown Summit Camp Comment
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Jun 1 2012
  GH268307  Carex pachycarpa A. Kellogg 1870-7-10 Unknown Summit Camp at Sierra Nevada Comment
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Jun 1 2012
  GH268308  Carex pachycarpa A. Kellogg Unknown Summit Camp at Sierra Nevada Comment
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Jun 1 2012
  UCD75692  Carex pachycarpa Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5141 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-BC31231  Carex paucicostata Kellogg 1870-7-9 s.n. Unknown Summit Camp, Sierra Nevada Comment
  CAS-BOT-BC119033  Carex pellita John Thomas Howell 1943-7-22 18715 Placer Summit Valley Comment
  RSA43382  Carex pellita J. T. Howell 1943-7-22 18715 Placer Summit Valley. Comment
  CAS-BOT-BC118724  Carex preslii Kellogg 1870-7-24 s.n. Alpine Summit Camp Comment
  CAS-BOT-BC118756  Carex preslii John Thomas Howell 1943-7-14 18328 Nevada West side of Donner Pass near Norden. 2133 Comment
  CAS-BOT-BC118757  Carex preslii John Thomas Howell 1943-7-21 18633 Placer Donner Pass to Mt. Lincoln Comment
  CAS-BOT-BC118647  Carex raynoldsii Gordon H. True 1965-9-15 2640 Nevada Upper end of Castle Valley on upper Castle Creek ca 2 mi N of Hwy 80 at Boreal Ridge. 2377 Comment
  CAS-BOT-BC118658  Carex raynoldsii John Thomas Howell 1943-7-27 18868 Nevada Soda Springs Comment
  CAS-BOT-BC118659  Carex raynoldsii John Thomas Howell 1943-7-14 18327 Nevada West side of Donner Pass near Norden. 2133 Comment
  CHSC68062  Carex raynoldsii James D. Jokerst 1986-7-13 2702 Placer Trail from The Cedars, high Sierra Nevada SW of Donner Lake, camp area. Comment
  CHSC80881  Carex raynoldsii Lowell Ahart 2001-7-21 8982 Nevada North side of the dirt road, about 50 yards north of the old sheep corral, northeast of Lake Van Norden, about 1 1/2 miles east of Soda Springs. 2063 Comment
  CHSC92393  Carex raynoldsii Robert F. C. Naczi 2004-7-22 10484 Nevada Ca. 2 mi NNE of Norden, ca. 0.3 mi N of rest stop on W-bound I-80, in vicinity of Pacific Crest Trail. (WGS 84) 2234 Comment
  SEINET7573106 Image available Carex raynoldsii Robert F. C. Naczi 2004-7-22 10484 Nevada Ca 2 mi NNE of Norden, ca 0.3 mi N of rest stop on W-bound I-80, in vicinity of Pacific Crest Trail. 2234 Comment
  UC1256293  Carex raynoldsii R. K. Gierisch 1969-7-18 3526 Nevada Tahoe Forest Comment
  CAS-BOT-BC118123  Carex rossii Gordon H. True 1965-9-15 2639 Nevada Upper end of Castle Valley on upper Castle Creek, ca 2 mi N of Hwy 80 at Boreal Ridge. 2377 Comment
  CHSC68063  Carex rossii James D. Jokerst 1986-7-12 2697 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
  CHSC92392  Carex rossii Robert F. C. Naczi 2004-7-22 10483 Nevada Ca. 2 mi NNE of Norden, ca. 0.3 mi N of rest stop on W-bound I-80, in vicinity of Pacific Crest Trail. (WGS 84) 2234 Comment
  SEINET10380460  Carex rossii John Thomas Howell, Gordon H. True 1968-6-9 44522 Nevada Sierra Nevada, south of Donner Summit near Norden 2195 Comment
  UC1256294  Carex serratodens R. K. Gierisch 1969-7-18 3527 Nevada Tahoe Forest Comment
  CAS-BOT-BC117696  Carex simulata John Thomas Howell 1943-7-22 18696 Placer Summit Valley Comment
  RSA35101  Carex simulata J. T. Howell 1943-7-22 18696 Placer Summit Valley. Comment
  CHSC92437  Carex specifica Robert F. C. Naczi 2004-7-22 10485 Nevada Ca. 2 mi NNE of Norden, ca. 0.3 mi N of rest stop on W-bound I-80, in vicinity of Pacific Crest Trail. (WGS84) 2234 Comment
  JEPS49044  Carex specifica Leland S. Smith 1927-8-15 2243 Nevada Angela Lake 2133 Comment
  SEINET7575673 Image available Carex specifica Robert F. C. Naczi 2004-7-22 10485 Nevada Ca 2 miNNE of Norden, ca 0.3 mi N of rest stop on W-bound I-80, in vicinity of Pacific Crest Trail. 2234 Comment
  CAS-BOT-BC117115  Carex spectabilis Kellogg 1870-8-2 s.n. Unknown Summit Camp Comment
  CAS-BOT-BC117196  Carex spectabilis A. A. Heller 1903-8-7 7122 Nevada Above Donner Lake toward Donner Pass. Comment
  CAS-BOT-BC117197  Carex spectabilis A. A. Heller 1903-8-7 7122 Nevada Above Donner Lake toward Donner Pass. Comment
  RSA501133  Carex spectabilis John F. Emmel 1974-7-25 525 Placer Slope 0.3 air mile E of Lake Mary, SE of Donner Pass. 2317 Comment
  UC58165  Carex spectabilis A. A. Heller 1903-8-7 7122 Nevada above, toward Donner Pass Donner Lake Comment
  CAS-BOT-BC116993  Carex straminiformis John Thomas Howell 1943-7-21 18667 Placer Mt. Lincoln Comment
  CAS-BOT-BC116995  Carex straminiformis A. A. Heller 1917-8-14 12927 Placer Mt. Lincoln south of Summit valley. 2499 Comment
  CAS-BOT-BC116996  Carex straminiformis A. A. Heller 1917-8-14 12927 Placer Mt. Lincoln south of Summit valley. 2499 Comment
  UC836018  Carex straminiformis A. A. Heller 1917-8-14 12927 Placer s Summit valley; Mt. Lincoln 2499 Comment
  CAS-BOT-BC115946  Carex subfusca Gordon H. True 1966-6-23 2959 Nevada Boreal Ridge, ca 8 mi W of Truckee and just E of summit. 2194 Comment
  CAS-BOT-BC115947  Carex subfusca Gordon H. True 1966-6-23 2960 Nevada Boreal Ridge, ca 8 mi W of Truckee and just E of summit. 2194 Comment
  CAS-BOT-BC115948  Carex subfusca Gordon H. True 1966-6-23 2954 Nevada Boreal Ridge, ca 8 mi W of Truckee and just E of summit. 2194 Comment
  CAS-BOT-BC115967  Carex subfusca John Thomas Howell 1943-7-14 18311 Nevada West side of Donner Pass near Norden. 2133 Comment
  CAS-BOT-BC115968  Carex subfusca John Thomas Howell 1943-7-14 18299 Nevada West side of Donner Pass near Norden. 2133 Comment
  CAS-BOT-BC116761  Carex subfusca Kellogg 1870-7-14 s.n. Unknown Summit Camp. Comment
  CHSC68064  Carex subfusca James D. Jokerst 1986-7-12 2693 Placer Trail from The Cedars, high Sierra Nevada SW of Donner Lake, S side of river along trail from Chickerings home upstream to Blue and Gold Meadow. Comment
  CHSC92436  Carex subfusca Robert F. C. Naczi 2004-7-22 10480 Nevada Ca. 7 mi W of Truckee, along Donner Pass Road, downslope from 'China Wall of the Sierra' memorial. (WGS84) 2066 Comment
  CHSC92480  Carex subfusca Robert F. C. Naczi 2004-7-22 10486 Nevada Ca. 2 mi NNE of Norden, ca. 0.3 mi N of rest stop on W-bound I-80, in vicinity of Pacific Crest Trail, (WGS84). 2234 Comment
  SD481  Carex subfusca Jul 1915 B 72 Placer Donner Comment
  SEINET7577204 Image available Carex subfusca Robert F. C. Naczi 2004-7-22 10486 Nevada ca. 2 mi NNE of Norden, ca. 0.3 mi N of rest stop on W-bound I-80, in vicinity of Pacific Crest Trail. 2234 Comment
  SEINET7577205 Image available Carex subfusca Robert F. C. Naczi 2004-7-22 10480 Nevada Ca 7 mi W of Truckee, along Donner Pass Road, downslope from "China Wall of the Sierra" memorial. 2067 Comment
  UC195666  Carex subfusca J. Burtt Davy Jun 25 1897-Jun 30 1897 3211 Nevada Bierstadt Peak Truckee River Basin 2225 Comment
  UC710440  Carex subfusca John Thomas Howell 1943-7-14 18299 Nevada near Norden (w side of Donner Pass) 2133 Comment
  UCR121490  Carex subfusca George K. Helmkamp, E. A. Helmkamp, A. Kerchner 1999-6-29 5022 Placer Northern Sierra Nevada Range, N of Hwy I-80 at west exit to Donner Lake; opening to Negro Canyon 2134 Comment
  CAS-BOT-BC115301  Carex utriculata Kellogg s.n. Unknown Summit Camp, Sierra Nevada Comment
  CAS-BOT-BC115389  Carex utriculata John Thomas Howell 1943-7-23 18739 Nevada Between Donner Pass and West Lake. Comment
  UCD75770  Carex utriculata Ellen Dean; M. Bibbo, J. Poloske, M. Starbuck 2008-7-20 5242 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, area south of the Southern Pacific RR tracks, just south of Lakeview Canyon and north of Emigrant Canyon. 2099 Comment
  CAS-BOT-BC115255  Carex vernacula Kellogg 1870-6-22 s.n. Nevada Summit Camp. Comment
  CAS-BOT-BC115133  Carex vesicaria Gordon H. True 1968-8-1 4654 Nevada Near small lake just below Donner Lookout on old Donner Pass Road, 2072 Comment
  CAS-BOT-BC115141  Carex vesicaria John Thomas Howell 1943-7-17 18495 Nevada West side of Donner Pass near Norden 2133 Comment
  CAS-BOT-BC115142  Carex vesicaria John Thomas Howell 1943-7-14 18316 Nevada West side of Donner Pass near Norden 2133 Comment
  CAS-BOT-BC22132  Carex vesicaria Dr. A. Kellogg July 18 July 27 s.n. Unknown Summit Camp, Sierra Nevada. Comment
  UCD75769  Carex vesicaria Ellen Dean; M. Bibbo, J. Poloske, M. Starbuck 2008-7-20 5241 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, area south of the Southern Pacific RR tracks, just south of Lakeview Canyon and north of Emigrant Canyon. 2099 Comment
  CAS-BOT-BC114916  Carex whitneyi John Thomas Howell 1943-7-14 18320 Nevada West side of Donner Pass near Norden. 2133 Comment
  CAS-BOT-BC114919  Carex whitneyi Gordon H. True 1965-6-30 2135 Nevada Just W of Truckee on Cold-stream Valley Road. 1828 Comment
  CAS-BOT-BC114921  Carex whitneyi Gordon H. True 1966-6-23 2957 Nevada Boreal Ridge, ca 8 mi W of Truckee and just E of summit. 2194 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
  UCD75947  Carex whitneyi Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5188 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, along Emigrant Trail on the N side of the north fork of Cold Creek. South side of trail. 2161 Comment
  CAS-BOT-BC59031  Cassiope mertensiana C. F. Sonne 1897-8-14 s.n. Placer Mt. Anderson Comment
  CAS-BOT-BC59743  Cassiope mertensiana E. A. McGregor 1909-8-8 44 Nevada Summit Lake. 2423 Comment
  CAS-BOT-BC59744  Cassiope mertensiana A. A. Heller 1903-8-10 7131 Nevada Ridge above Donner Pass. 2286 Comment
  CAS-BOT-BC59745  Cassiope mertensiana A. A. Heller 1903-8-10 7131 Nevada Ridge above Donner Pass. 2286 Comment
  CAS-BOT-BC59746  Cassiope mertensiana Betty J. jorgensen 1944-7-23 525 Nevada Near Little Lake at the e. end of Boreal Ridge. near Norden. Comment
  CHSC3171  Cassiope mertensiana Robert D. Briggs 1966-5-1 181 Nevada Crater Lake, 1/2 mile NW of Norden. 2377 Comment
  SD3558  Cassiope mertensiana C. F. Sonne 1897-8-14 Placer Truckee, east slope of Mt. Anderson. Comment
  A362596  Cassiope mertensiana subsp. californica A. A. Heller 1903-8-10 7131 Unknown Ridge above Donner Pass 2286 Comment
  GH362610  Cassiope mertensiana subsp. californica A. A. Heller 1903-8-10 7131 Unknown Ridge above Donner Pass 2286 Comment
  POM131973  Cassiope mertensiana subsp. californica C. F. Sonne 1897-8-14 s.n. Placer Mt. Anderson Comment
  POM132030  Cassiope mertensiana subsp. californica A. A. Heller 1903-8-10 10601 Nevada Ridge south of Donner Pass. 2287 Comment
  POM132269  Cassiope mertensiana subsp. californica C. F. Sonne 1892-7-31 s.n. Placer Mts. above Coldstream. 2591 Comment
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Aug 2 2009
  UC197374  Cassiope mertensiana subsp. californica C. F. Sonne 1897-8-14 Placer E slope Mts. Anderson 2590 Comment
  UC58387  Cassiope mertensiana subsp. californica A. A. Heller 1903-8-10 7131 Nevada Ridge above Donnar Pass 2286 Comment
  SEINET11262563  Castilleja applegatei Larry C. Higgins 1968-7-14 1732 Nevada Donner Summit just north of freeway.; 0 2207 Comment
  CAS-BOT-BC249684  Castilleja applegatei subsp. pinetorum John Thomas Howell 1943-7-15 18355 Nevada West side of Donner Pass near Norden 2133 Comment
  CAS-BOT-BC249685  Castilleja applegatei subsp. pinetorum John Thomas Howell 1943-7-15 18352 Nevada West side of Donner Pass near Norden 2133 Comment
  CAS-BOT-BC249696  Castilleja applegatei subsp. pinetorum Gordon H. True 1974-8-7 7780 Nevada Trail from Summit Lake to base of Castle Peak Ridge 2407 Comment
  CAS-BOT-BC249707  Castilleja applegatei subsp. pinetorum A. A. Heller 1909-7-16 9840 Placer Summit 2133 Comment
  CAS-BOT-BC249708  Castilleja applegatei subsp. pinetorum A. A. Heller 1909-7-16 9840 Placer Summit 2133 Comment
  GH365438  Castilleja applegatei subsp. pinetorum A. A. Heller 1909-7-16 9850 Unknown Summit 2133 Comment
  GH365440  Castilleja applegatei subsp. pinetorum A. A. Heller 1909-7-16 9840 Unknown Summit 2133 Comment
  UC1713294  Castilleja applegatei subsp. pinetorum Katharine Brandegee Jul 1911 Placer Donner 2133 Comment
  UC174622  Castilleja applegatei subsp. pinetorum A. A. Heller 1909-7-16 9840 Placer Summit 2133 Comment
  UC187801  Castilleja applegatei subsp. pinetorum Katharine Brandegee Jul 1911 Placer Donner Comment
  UC198250  Castilleja applegatei subsp. pinetorum Katharine Brandegee Aug 1917 Placer Donner Summit Comment
  UC198251  Castilleja applegatei subsp. pinetorum Katharine Brandegee Aug 1917 Nevada Donner Summit Comment
  UC198252  Castilleja applegatei subsp. pinetorum Katharine Brandegee Aug 1917 Placer Donner Summit Comment
  UC198268  Castilleja applegatei subsp. pinetorum Katharine Brandegee Nevada Donner Comment
  JEPS22904  Castilleja miniata John H. and Hazelle A. Thomas Jul 21 1956-Jul 22 1956 6214 Placer vicinity Donner Pass (about 80 mi ne of Sacramento); Sierra Nevada, Donner Pass 2133 Comment
  JEPS9768  Castilleja miniata W. L. Jepson Jul 1898 21478 Nevada Summit station 2133 Comment
  JEPS9848  Castilleja miniata W. L. Jepson Jul 1898 21357 Nevada Summit station Summit Comment
  POM284543  Castilleja miniata Lyman Benson 1942-7-2 11263 Placer Highway junction 1 mile west of Truckee. Truckee River drainage area. 1829 Comment
  RSA716174  Castilleja miniata L. Ahart 2005-7-31 12234 Nevada Between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit. 2063 Comment
  SEINET14063294  Castilleja miniata M. J. Williams 1977-9-12 77- 107 -1 Nevada Old Donner Pass Road (Hwy 40), near the old look out. 2134 Comment
  SEINET14142515  Castilleja miniata M. J. Williams 1985-7-6 85- 61 -7 Placer Sierra Nevada, N of Lake Mary, near old Donner Summit [road]. 2286 Comment
  UC174621  Castilleja miniata A. A. Heller 1909-7-16 9848 Placer Summit 2133 Comment
  UC174625  Castilleja miniata A. A. Heller 1909-7-16 9850 Placer Summit 2133 Comment
  UC198547  Castilleja miniata Katharine Brandegee Aug 12 1917-Aug 16 1917 Placer Donner Summit Comment
  UC198548  Castilleja miniata Katharine Brandegee Aug 12 1917-Aug 16 1917 Placer Donner Summit Comment
  UC198549  Castilleja miniata Katharine Brandegee Aug 12 1917-Aug 16 1917 Placer Donner Summit Comment
  UC198550  Castilleja miniata Katharine Brandegee Aug 12 1917-Aug 16 1917 Placer Donner Summit Comment
  UC198551  Castilleja miniata Katharine Brandegee Aug 12 1917-Aug 16 1917 Placer Donner Summit Comment
  UC198552  Castilleja miniata Katharine Brandegee Aug 12 1917-Aug 16 1917 Placer Donner Summit Comment
  UC198553  Castilleja miniata Katharine Brandegee Aug 12 1917-Aug 16 1917 Placer Donner Summit Comment
  UC198554  Castilleja miniata Katharine Brandegee Aug 12 1917-Aug 16 1917 Placer Donner Summit Comment
  UC198555  Castilleja miniata Katharine Brandegee Aug 12 1917-Aug 16 1917 Placer Donner Summit Comment
  UC198556  Castilleja miniata Katharine Brandegee Aug 12 1917-Aug 16 1917 Placer Donner Summit Comment
  UC198557  Castilleja miniata Katharine Brandegee Aug 12 1917-Aug 16 1917 Placer Donner Summit Comment
  UC198558  Castilleja miniata Katharine Brandegee Aug 12 1917-Aug 16 1917 Placer Donner Summit Comment
  UC198559  Castilleja miniata Katharine Brandegee Aug 12 1917-Aug 16 1917 Placer Donner Summit Comment
  UC58441  Castilleja miniata A. A. Heller 1903-7-29 7049 Nevada above Donner Lake (toward Donner Pass) Comment
  UC885341  Castilleja miniata A. A. Heller 1916-8-13 12905 Placer Summit hotel 2133 Comment
  CDA16053  Castilleja miniata subsp. miniata G. F. Hrusa, J. Glazner 2000-9-3 15660 A Placer Sierra Nevada; Sugar Bowl Ridge, immediately to W of proposed Crow's Nest ski run. 2164 Comment
  CDA16803  Castilleja miniata subsp. miniata G. F. Hrusa, J. Glazner 2001-7-15 15942 Placer Sierra Nevada; N face of Crows Nest Pk. immed. W of Sugarbowl. 2316 Comment
  CHSC92107  Castilleja miniata subsp. miniata Lowell Ahart 2005-7-31 12234 Nevada In a small meadow and near a small wash, between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit. 2062 Comment
  JEPS107550  Castilleja miniata subsp. miniata Lowell Ahart 2005-7-31 12234 Nevada In a small meadow and near a small wash, between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit 2062 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
  UCR257632  Castilleja miniata subsp. miniata George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19532 Placer Northern Sierra Nevada Mountains, Sugar Bowl Road, 0.4 mile south of its junction with Donner Pass Road, just west of Lake Mary 2136 Comment
  CHSC108660  Castilleja nana L. P. Janeway; B. Castro 2011-8-27 10680 Nevada Northern High Sierra Nevada. Along old Donner Pass Road (historic US 40 about half way between Donner Pass and Donner Lake. 2007 Comment
  JEPS3423  Castilleja nana W. L. Jepson 1898-7-1 21367 A Nevada Summit station 2133 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
  UC192706  Castilleja nana C. F. Sonne 1885-6-25 Nevada on road to Summit sta. Comment
  UC198254  Castilleja nana Katharine Brandegee Aug 1917 Nevada Donner Summit Comment
  UCD34169  Castilleja nana Beecher Crampton 1977-6-29 9507 Nevada new Donner Summit, I.S. Hwy. 80. 2194 Comment
  UCD75752  Castilleja nana Ellen Dean, M. Starbuck,; K. Mawdsley, G. Harrington, M. Bibbo, J. Poloske 2008-7-20 5219 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
  UCR110978  Castilleja parviflora George K. Helmkamp, E. A. Helmkamp 1999-6-30 5096 Placer Northern Sierra Nevadas, Soda Springs Road 0.9 mi south of Donner Pass Road, approaching Ice Lakes. 2104 Comment
  POM286330  Castilleja pilosa Lyman Benson 1942-7-2 11253 Placer Highway junction 1 mile west of Truckee. Truckee River drainage area. 1829 Comment
  UCR121449  Castilleja pilosa George K. Helmkamp, E. A. Helmkamp 1999-6-30 5078 Nevada Northern Sierra Nevada Range, Tahoe Nat. Forest, Donner Pass Rd. (=Hwy 40), 2.2 mi. west of Lake Donner. 1997 Comment
  UCD21857  Castilleja pruinosa Beth Lowe Corbin 1982-8-3 196 Placer Hill west of Onion Creek campground. 1853 Comment
  CHSC92082  Castilleja tenuis Lowell Ahart 2005-7-31 12233 Nevada In a small meadow and near a small wash, between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit. 2062 Comment
  JEPS107574  Castilleja tenuis Lowell Ahart 2005-7-31 12233 Nevada In a small meadow and near a small wash, between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit 2062 Comment
  UC103146  Castilleja tenuis Kellogg Jul 1870 Nevada Summit Comment
  UCD21897  Castilleja tenuis Beth Lowe Corbin 1982-8-5 258 Placer Onion Creek campground. 1841 Comment
  A425663  Ceanothus T. S. Brandegee 1899-07-01 - 1899-08-01 9 Unknown Donner Comment
  CAS-BOT-BC240285  Ceanothus William Williams 1986-6-15 s.n. Placer Norden. Hill at top of ski lift Comment
  CAS-BOT-BC47795  Ceanothus Baki Kasapligil 1974-10-6 4913 Placer Soda Springs, Sugar Bowl 1828 Comment
  CHSC106017  Ceanothus William Williams 1986-6-15 Placer Norden. Hill at top of ski lift. Comment
  UCR228705  Ceanothus William Williams 1986-6-15 s.n. Placer Norden, hill at top of ski lift Comment
  GH349842  Ceanothus X lorenzenii T. S. Brandegee 1889-07-01 - 1889-08-01 9 Unknown Donner Comment
  SBBG50578  Ceanothus X lorenzenii R. Prag 1971-7-16 Nevada Lake Mary Rd, Old Donner Summit Comment
  UCD143727  Ceanothus arcuatus F. Felix, E. Krimmel 2013-5-26 47 -A Placer North Fork/Chickering American River Reserve. Where Cedar Meadows trail meets Cedar Creek Falls. Comment
  UCD73531  Ceanothus arcuatus William Williams 1986-6-15 s. n. Placer Norden. Comment
  A367940  Ceanothus cordulatus T. S. Brandegee 1889-07-01 - 1889-08-01 Unknown Donner Comment
  CAS-BOT-BC47851  Ceanothus cordulatus John H. and Hazelle A. Thomas 1956-7-21 6197 Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento. 2377 Comment
  CAS-BOT-BC47852  Ceanothus cordulatus John F. Emmel 1971-7-11 378 Placer Donner Pass - In rocky area about 50 feet from a small steam. 0.2 air mile ENE of north end of Lake Mary 2158 Comment
  CAS-BOT-BC47854  Ceanothus cordulatus Brandegee 1889-7-1 7 Placer Donner Comment
  CAS-BOT-BC47884  Ceanothus cordulatus Betty J. jorgensen 1944-7-20 520 Nevada Near Norden, Clair Tappaan Lodge Comment
  CAS-BOT-BC47889  Ceanothus cordulatus John Thomas Howell 1943-7-15 18360 Nevada West side of Donner Pass near Norden 2133 Comment
  CAS-BOT-BC48698  Ceanothus cordulatus Brandegee 1899-7-1 9 Placer Donner Comment
  CAS-BOT-BC48713  Ceanothus cordulatus Brandegee 1889-7-1 9 Placer Donner Comment
  GH367967  Ceanothus cordulatus T. S. Brandegee 1889-07-01 - 1889-08-01 Unknown Donner Comment
  SCFS5099  Ceanothus cordulatus F. Felix, Erica Krimmel 2013-5-26 48 -B Placer North Fork/Chickering American River Reserve. 0.1 mile south of where Onion creek crosses Cedars Road. Comment
  UC1070964  Ceanothus cordulatus C. W. Hanks 1934-10-16 127 Nevada hillslope 1/2 mi n Donner Lake; Truckee quad, Tahoe Nat. For. 1920 Comment
  UC79959  Ceanothus cordulatus Katharine Brandegee 1889-7-8 Nevada Donner Comment
  UCD111397  Ceanothus cordulatus Ray Prag 1971-7-16 s.n. Nevada along Lake Mary Road, Old Donner Summit. Comment
  UCD143726  Ceanothus cordulatus F. Felix, E. Krimmel 2013-5-26 48 -A Placer North Fork/Chickering American River Reserve. 0.1 mile south of where Onion Creek crosses Cedars Road. Comment
  UCD22198  Ceanothus cordulatus Beth Lowe Corbin 1982-8-2 149 Placer Onion Creek Campground. S facing slope, 25% incline. Partial sun. Dominant shrub, fairly abundant. In open area between trees, in mixed conifer forest, on fine, sandy, granitic soil. Spiny shrub 1 m tall, with smooth, grey bark. 1841 Comment
  UCR120250  Ceanothus cordulatus George K. Helmkamp, E. A. Helmkamp, A. Kerchner 1999-6-29 5039 Placer Northern Sierra Nevada Range, N of Hwy I-80 at west exit to Donner Lake; opening to Negro Canyon 2134 Comment
  JEPS26854  Ceanothus fresnensis L. S. Smith 1931-8-28 2632 Placer Onion Creek, North Fork American River 2133 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
  CAS-BOT-BC51041  Ceanothus integerrimus var. macrothyrsus Mrs. Marian Campbell 1920-6-28 s.n. Placer Summit Comment
  CAS-BOT-BC51157  Ceanothus lemmonii H. L. Mason 1926-5-29 3285 Placer Donner Pass Road near Alta Comment
  A425097  Ceanothus prostratus L. S. Rose 1940-6-1 40443 Unknown Donner Pass 2164 Comment
  A425115  Ceanothus prostratus T. S. Brandegee 1889-07-01 - 1889-08-01 70 Unknown Donner Comment
  CAS-BOT-BC63376  Ceanothus prostratus Betty J. jorgensen 1944-5-26 444 Nevada Above highway near A.S.U.C. lodge. Near Norden. Comment
  CAS-BOT-BC63382  Ceanothus prostratus Brandegee 1889-7-1 70 Nevada Donner. 2133 Comment
  CAS-BOT-BC63385  Ceanothus prostratus John Thomas Howell 1943-7-21 18691 Nevada W. side of Donner Pass near Norden. 2133 Comment
  CAS-BOT-BC63400  Ceanothus prostratus John H. Thomas; Hazelle A. Thomas 1956-7-21 6225 A Placer Sierra Nevada. Vicinity of Donner Pass, about 80 mi. ne. of Sacramento. 2377 Comment
  GH425130  Ceanothus prostratus T. S. Brandegee 1889-07-01 - 1889-08-01 Unknown Donner 2133 Comment
  LA44963  Ceanothus prostratus Carl Epling; William Robison 1935-7-15 sn Nevada Donner Summit Comment
  POM308714  Ceanothus prostratus Betty J. Jorgensen 1944-5-26 444 Nevada Bank above Hwy near ASUC lodge, near Norden. Comment
  UC33622  Ceanothus prostratus J. Burtt Davy Jun 25 1897-Jun 30 1897 3205 Nevada Bierstadt Peak Truckee River Basin, Bierstadt Peak Comment
  UC79809  Ceanothus prostratus Katharine Brandegee 1889-7-8 70 Nevada Donner Comment
  UCD162760  Ceanothus prostratus Dylan O. Burge; J. Bisbee 2014-5-25 1639 Nevada Donner Pass, Roadside on Donner Pass Road. 2100 Comment
  UCD162864  Ceanothus prostratus J. Bisbee 2014-5-25 835 Nevada Donner Pass Rd. 1.2 mi. west of bridge (just west of Placer/ Nevada Co. line). Smalll clearing, 100 ft. above road on northside of road, just where drain crosses road. 2105 Comment
  UCR270695  Ceanothus prostratus John F. Emmel 1998-7-9 1573 Placer Sierra Nevada Mountains, Donner Pass area, south peak of Mt. Judah 2513 Comment
  UCD150785  Ceanothus prostratus var. laxus J. Bisbee 2013-5-24 562 Nevada Nevada County, Donner Pass Road 1.2 mi. west of bridge (just west of Placer/Nevada Co. line). Small clearing 100 ft. above road on north side of road, just above where drain crosses road. 2105 Comment
  CAS-BOT-BC52885  Ceanothus tomentosus var. tomentosus H. L. Mason 1926-5-29 3286 Placer Donner Pass Road near Alta Comment
  A425581  Ceanothus velutinus T. S. Brandegee 1889-07-01 - 1889-08-01 1 Unknown Donner Comment
  JEPS42408  Ceanothus velutinus W. L. Jepson July, 1898 14013 Nevada Summit Comment
  UC79906  Ceanothus velutinus T. S. Brandegee 1889-7-8 1 Nevada Donner Comment
  UCD112018  Ceanothus velutinus Ray Prag 1971-7-16 s.n. Nevada Along Lake Mary Road, Old Donner Summit. Comment
  UCD112785  Ceanothus velutinus Ray Prag 1971-7-16 s.n. Nevada Along Lake Mary Road, Old Donner Summit. Comment
  CAS-BOT-BC63181  Ceanothus velutinus var. velutinus Brandegee 1889-7-1 1 Placer Donner. Comment
  CAS-BOT-BC63218  Ceanothus velutinus var. velutinus John Thomas Howell 1943-7-16 18428 Nevada W. side of Donner Pass near Norden. 2133 Comment
  UC79915  Ceanothus velutinus var. velutinus K. Brandegee 1889-7-8 9 Nevada Donner Comment
  UC79916  Ceanothus velutinus var. velutinus K. Brandegee 1889-7-8 9 Nevada Donner Comment
  CDA18919  Centaurea maculosa R. Kerr, Gunderson 1998-7-21 PDR 1142305 Nevada 0.25 mi east of Donner Lake off ramp. 0 Comment
  UCD15442  Centaurea solstitialis A. M. Shapiro 1995-10-25 s.n. Nevada along Interstate-80 between Soda Springs and Castle Peak turnouts. 2164 Comment
  PASA1217  Cercocarpus betuloides M. Stason 1931-4-18 Nevada near Crystal Lake Comment
  PASA1218  Cercocarpus betuloides M. Stason 1931-4-18 Nevada near Crystal Lake Comment
  UCD130213  Chaenactis alpigena Roman Gankin 1968-8-10 s.n. Nevada Summit of Basin Peak. 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
  UCR120251  Chaenactis douglasii var. douglasii George K. Helmkamp, E. A. Helmkamp, A. Kerchner 1999-6-29 5040 Placer Northern Sierra Nevada Range, N of Hwy I-80 at west exit to Donner Lake; opening to Negro Canyon 2134 Comment
  CAS-BOT-BC277774  Chaenactis nevadensis John Thomas Howell 1943-7-21 18665 Placer Mt. Lincoln Comment
  CAS-BOT-BC277789  Chaenactis nevadensis Gordon H. True; John Thomas Howell 1972-7-6 7274 Nevada Andesite Ridge between Castle Pass and Andesite Peak 2407 Comment
  CAS-BOT-BC277790  Chaenactis nevadensis A. A. Heller 1903-8-12 7152 Nevada High ridge above Donner Pass 2590 Comment
  CAS-BOT-BC277791  Chaenactis nevadensis A. A. Heller 1903-8-12 7152 Nevada High ridge above Donner Pass 2590 Comment
  CAS-BOT-BC277792  Chaenactis nevadensis A. A. Heller 1903-8-12 7152 Nevada High ridge above Donner Pass 2590 Comment
  UC57796  Chaenactis nevadensis A. A. Heller 1903-8-12 7152 Nevada above Donner Pass 2590 Comment
  UC103955  Chamaesaracha nana C. F. Sonne Aug 1897 Placer above Coldstream; Sierra Nevada Mountains Comment
  UCD75775  Chamaesaracha nana Ellen Dean; M. Bibbo, J. Poloske, M. Starbuck, K. Mawdsley 2008-7-20 5255 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, along road paralleling Southern Pacific RR tracks, just south of Lakeview Canyon and north of Emigrant Canyon, near railroad tunnel. 2063 Comment
  UCR226131  Chamaesaracha nana Ellen Dean, Mark Bibbo, J. Poloske, M. Starbuck, K. F. Mawdsley 2008-7-20 5256 Placer Donner State Park, newly acquired lands to the southwest of Donner Lake, along road paralleling Southern Pacific RR tracks, just south of Lakeview Canyon and north of Emigrant Canyon, near RR tunnel 2064 Comment
  UCD21993  Chamerion angustifolium Beth Lowe Corbin 1982-8-3 186 Placer Onion Creek campground. In fine, sandy, granitic, rocky soil. Herb 4 1/2' high, simple stem, flowers reddish purple. Full sun. Southwest facing slope. Locally abundant. 1841 Comment
  CAS-BOT-BC166013  Chamerion angustifolium subsp. circumvagum John Thomas Howell 1943-7-25 18803 Placer West side of Donner Pass near Norden 2133 Comment
  UC990910  Chamerion angustifolium subsp. circumvagum Frank Chadwick 1950-8-27 Nevada Sugarbowl Lodge Norden Comment
  UCD103665  Chamerion angustifolium subsp. circumvagum G. K. Helmkamp; E. A. Helmkamp 2007-8-1 12641 Placer Northern Sierra Nevada Mountains. Donner Pass Road between Donner and Norden, about 0.2 mile E of the Nevada County border. 2151 Comment
  UCD103667  Chamerion angustifolium subsp. circumvagum E. H. Hyde 1935-7-21 s.n. Nevada Summit of Donner Pass. 2174 Comment
  CAS-BOT-BC70183  Cheilanthes gracillima Gordon H. True 1968-8-1 4560 Nevada Meadow on old Donner Pass Road, ca. 2.5 miles west of Donner Lake 1981 Comment
  CAS-BOT-BC70191  Cheilanthes gracillima John H. Thomas; Hazelle A. Thomas 1956-7-21 6224 Placer Sierra Nevada, Vicinity of Donner Pass, about 80 miles northeast of Sacramento 2377 Comment
  CAS-BOT-BC70192  Cheilanthes gracillima John H. Thomas; Hazelle A. Thomas 1956-7-21 6224 Placer Sierra Nevada, Vicinity of Donner Pass, about 80 miles northeast of Sacramento 2377 Comment
  JEPS354  Cheilanthes gracillima J. B. Davy June 1897 3198 Nevada near Truckee (Bierstadt Peak) 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
  SEINET184142 Image available Cheilanthes gracillima Bassett Maguire 1939-7-23 17189 Nevada Donner Summit Comment
  UC1795029  Cheilanthes gracillima Ruth Kirkpatrick 2001-7-16 1066 Nevada Donner Summit Rest Area 2206 Comment
  UC42364  Cheilanthes gracillima J. Burtt Davy Jun 25 1897-Jun 30 1897 3198 Nevada Bierstadt Peak; Truckee River Basin Comment
  UCD168203  Cheilanthes gracillima Albert Grigarick 2015-8-1 375 Nevada Pacific Crest Trail north of Donner Pass approximatly 100 yards from the road. 2140 Comment
  UCD75731  Cheilanthes gracillima Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5171 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
  UCD75755  Cheilanthes gracillima Ellen Dean, M. Starbuck,; K. Mawdsley, G. Harrington, M. Bibbo, J. Poloske 2008-7-20 5223 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
  JEPS59686  Chenopodium album W. L. Jepson July 1898 13495 Nevada Summit 2133 Comment
  CAS-BOT-BC426336  Chenopodium atrovirens John Thomas Howell 1943-7-17 18455 Nevada West side of Donner Pass near Norden 2133 Comment
  CAS-BOT-BC426338  Chenopodium atrovirens John Thomas Howell 1943-7-26 18848 Placer Mt. Lincoln Comment
  CHSC92004  Chimaphila menziesii Lowell Ahart 2005-7-31 12217 Nevada Between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit. 2062 Comment
  UCD21922  Chimaphila menziesii Beth Lowe Corbin 1982-8-3 192 Placer 1/8 mile NW of Onion Creek campground. In 2 inch conifer needle duff, over fine, sandy, granitic soil. Petals white, calyx with red edge. Mostly shade. Uncommon, widely scattered. SW facing slope. 1853 Comment
  UCD75691  Chimaphila menziesii Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5140 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, along Emigrant Trail on the N side of the north fork of Cold Creek, forest clearing off trail. 2112 Comment
  UCD75787  Chimaphila menziesii Albert A. Grigarick 2008-7-30 34 A Placer in vicinity of Sugar Bowl ski area, Juda Peak Trail. 2582 Comment
  CAS-BOT-BC36363  Chrysolepis sempervirens John Thomas Howell 1943-7-25 18810 Placer West side of Donner Pass near Norden 2133 Comment
  UCD21484  Chrysolepis sempervirens Beth Lowe Corbin 1982-8-3 200 Placer Located on hill west of Onion Creek Campground. 1853 Comment
  UCD83614  Chrysothamnus nauseosus Albert Grigarick 2009-8-19 181 Nevada W of Truckee, on E side of Donner Pass ca. 100 yds. SW of Hwy 40 observation point . 2088 Comment
  UCR201920  Chrysothamnus nauseosus subsp. albicaulis George K. Helmkamp, E. A. Helmkamp 2008-8-20 14029 Placer Northern Sierra Nevada Mountains, Donner Pass Road on the west side of Donner Pass and east of Norden 2149 Comment
  UCD21669  Cicuta douglasii Beth Lowe Corbin 1982-8-12 330 Placer Onion Creek campground. Perennial herb 2.5 feet high. Flowers whitish. In wet soil along streambank. Full sun. SW facing slope, 5% incline. Occasional. 1841 Comment
  CAS-BOT-BC190018  Cinna latifolia 1898-8-8 s.n. Placer Summit, Sierra Nevada. Comment
  UCD21997  Circaea alpina subsp. pacifica Beth Lowe Corbin 1982-8-6 261 Placer 1/8 mile W of Onion Creek campground. In fine, sandy soil along stream's edge. Flowers white. Mostly shade. SW facing slope, 10% incline. Uncommon. 1844 Comment
  CAS-BOT-BC289603  Cirsium andersonii Gordon H. True 1967-8-18 s.n. Nevada Donner Ridge, ca. 3 mi. west of Truckee 1920 Comment
  CAS-BOT-BC289605  Cirsium andersonii Gordon H. True 1968-8-1 4574 Nevada At Norden just east of Placer County line 2133 Comment
  CHSC80802  Cirsium andersonii Lowell Ahart 2001-7-21 8958 Nevada North of the dirt road, about 50 yards south of the railroad, about 100 yards northeast of the old sheep corral, northeast of Lake Van Norden, about 1 1/2 miles east of Soda Springs. 2066 Comment
  JEPS102585  Cirsium andersonii Lowell Ahart 2001-7-21 8958 Nevada North of the dirt road, about 50 yards south of the railroad, about 100 yards NE of the old sheep corral, NE of Lake Van Norden, about 1 1/2 miles east of Soda Springs. 2066 Comment
  JEPS59115  Cirsium andersonii W. L. Jepson 1898-7-20 Nevada Summit 2133 Comment
  SEINET7451050 Image available Cirsium andersonii D. Micelli, M. Koski 2009-8-24 NV 030 -276 Placer [Sierra Nevada] Highway 80 W into Calif, exit Donner Pass rd., head towards Donner campground, keep on Donner Pass until Soda Springs road then turn L. Follow Soda Springs road until you get to dirt, follow for approximately 4 miles to collection site, Onion Creek 1862 Comment
  UCD130514  Cirsium andersonii G. K. Helmkamp; E. A. Helmkamp 2007-8-1 12650 Placer Northern Sierra Nevada Mountains. Donner Pass Road between Donner and Norden, about 0.2 mile E of the Nevada County border. 2151 Comment
  UCD159479  Cirsium andersonii D. S. Park 2010-8-21 232 Nevada Off Donner Summit Rd. Abundant in small patches along roadside. Weedy. Disturbed. 2104 Comment
  UCD21710  Cirsium andersonii Beth Lowe Corbin 1982-8-3 204 Placer Onion Creek campground. In fine, sandy, granitic soil. Disturbed area of White Fir forest. Biennial. Flowers dark rose purple. Mostly sun. SW facing slope. Many plants localized. 1841 Comment
  UCR141772  Cirsium andersonii June Latting 1978-8-4 s.n. Nevada Sierra Nevada Mtns., Summit Lake trail, Donner Pass 2256 Comment
  UCR190161  Cirsium andersonii George K. Helmkamp, E. A. Helmkamp 2007-8-1 12650 Placer Northern Sierra Nevada Mountains, Donner Pass Road between Donner and Norden, about 0.2 mile east of the Nevada Co. border 2151 Comment
  CDA1198  Cirsium douglasii var. breweri T. C. Fuller 1960-9-7 5042 -A Nevada Hwy 40; N shore Donner Lake, 1mi. E of Donner Lake Beach. Comment
  CDA1199  Cirsium douglasii var. breweri T. C. Fuller 1960-9-7 5042 -B Nevada Hwy 40; N shore Donner Lake, 1mi. E of Donner Lake Beach. Comment
  CDA1200  Cirsium douglasii var. breweri T. C. Fuller 1962-9-26 9661 Nevada Hwy 40; N shore Donner Lake, 1mi. E of Donner Lake Beach. Comment
  CDA1201  Cirsium douglasii var. breweri T. C. Fuller 1962-9-26 9661 Nevada Hwy 40; N shore Donner Lake, 1mi. E of Donner Lake Beach. Comment
  CDA1202  Cirsium douglasii var. breweri T. C. Fuller 1962-9-26 9661 Nevada Hwy 40; N shore Donner Lake, 1mi. E of Donner Lake Beach. Comment
  UCD21711  Cirsium vulgare Beth Lowe Corbin 1982-8-10 310 Placer Onion Creek campground. In disturbed soil along roadside. Coarse herb 3' high. Flowers purple. Full sun. South facing slope, 10% incline. Common. 1841 Comment
  CAS-BOT-BC439022  Cistanthe monosperma John Thomas Howell 1943-7-15 18331 Nevada West side of Donner Pass near Norden 2133 Comment
  CAS-BOT-BC228867  Cistanthe umbellata Betty J. Jorgensen 1944-7-29 538 Nevada Clair Tappaan Lodge, Near Norden Comment
  CAS-BOT-BC228871  Cistanthe umbellata A. A. Heller 1903-7-27 7024 Nevada Near Summit Station (Donner Pass) Comment
  CAS-BOT-BC228872  Cistanthe umbellata A. A. Heller 1903-7-27 7024 Nevada Near Summit Station (Donner Pass) Comment
  CAS-BOT-BC228886  Cistanthe umbellata A. A. Heller 1917-8-13 12912 Placer Ridge northwest of Donner Pass 2346 Comment
  CAS-BOT-BC228887  Cistanthe umbellata A. A. Heller 1927-8-16 14448 Placer Near the summit of Donner Pass Comment
  CAS-BOT-BC228889  Cistanthe umbellata John H. Thomas; Hazelle A. Thomas 1956-7-21 6157 Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento 2377 Comment
  CAS-BOT-BC228890  Cistanthe umbellata A. A. Heller 1917-8-13 12912 Placer Ridge northwest of Donner Pass 2346 Comment
  CAS-BOT-BC228891  Cistanthe umbellata A. A. Heller 1927-8-16 14448 Placer Near the summit of Donner Pass Comment
  UC192281  Claytonia lanceolata E. L. Greene Jul 1895 Placer Summit Station Comment
  CDA18133  Collinsia parviflora G. D. Barbe, T. C. Fuller 1973-6-19 1608 Nevada Tahoe National Forest; Northside, west end of Donner Lake, between Interstate Hwy 80 and old US Hwy 40 (Donner Lake Rd.) 0.3 mile from intersection. 1828 Comment
  JEPS26110  Collinsia parviflora Peter H. Raven 1958-6-14 13212 Placer w side Donner Pass 2164 Comment
  UC138688  Collinsia torreyi var. torreyi C. F. Sonne Aug 1897 Placer canyon above Coldstream (Sierra Nevada Mountains); Sierra Nevada Mountains Comment
  SEINET2445247  Collomia grandiflora Beth L. Corbin 1982-8-4 246 Placer 1 mile NE of Onion Creek campground.; 0 1951 Comment
  UC106618  Collomia grandiflora Mrs. K. Brandegee Sept. 1888 Nevada Donner Comment
  UCD21979  Collomia grandiflora Beth Lowe Corbin 1982-8-4 246 Placer 1 mile NE of Onion Creek campground. 1950 Comment
  CHSC80849  Collomia linearis Lowell Ahart 2001-7-21 8973 Nevada On the north side of the dirt road, about 100 yards northwest of the old sheep corral, northeast of Lake Van Norden, about 1 1/2 miles east of Soda Springs. 2063 Comment
  JEPS71049  Collomia linearis W. L. Jepson 1898-7-1 21102 Nevada Summit Sta. 2133 Comment
  UC126058  Collomia tinctoria Albert Kellogg 1870-6 Nevada summit (Donner) Sierra Nevada Comment
  UCD21980  Collomia tinctoria Beth Lowe Corbin 1982-8-12 334 Placer 1/8 mile NE of Onion Creek campground. 1844 Comment
  CHSC80829  Convolvulus arvensis Lowell Ahart 2001-7-21 8966 Nevada North of the dirt road, about 50 yards south of the railroad, about 100 yards northeast of the old sheep corral, northeast of Lake Van Norden, about 1 1/2 miles east of Soda Springs. 2066 Comment
  SCFS5067  Convolvulus arvensis E. Krimmel 2014-6-26 Placer Above NF American river, on north side not far above Heath Falls overlook Comment
  CDA16042  Corallorhiza striata G. F. Hrusa, J. Glazner 2000-9-3 15671 A Placer Sierra Nevada; Sugar Bowl Ridge, immediately to W of proposed Crow's Nest ski run. 2164 Comment
  UCD22064  Corallorhiza striata Beth Lowe Corbin 1982-8-20 398 Placer 1 mile north of Onion Creek Campground. NW facing slope, 20% incline. Rare. Mostly shade. In deep conifer duff of red fir forest. Plant reddish purple dried, light with dark lines. 2103 Comment
  UC206784  Cornus Katharine Brandegee May 1909 Nevada Donner Comment
  CAS-BOT-BC210289  Cornus sericea A. A. Heller 1903-7-29 7045 Nevada Above Donner Lake toward Donner Pass Comment
  CAS-BOT-BC210291  Cornus sericea A. A. Heller 1903-7-29 7045 Nevada Above Donner Lake toward Donner Pass Comment
  CAS-BOT-BC210292  Cornus sericea W. R. Dudley 1900-6-14 s.n. Nevada Above Donner Lake Comment
  CAS-BOT-BC210295  Cornus sericea John Thomas Howell 1943-7-23 18716 Nevada Between Donner Pass and West Lake Comment
  UC58398  Cornus sericea subsp. sericea A. A. Heller 1903-7-29 7045 Nevada above Donner Lake toward Donner Pass Comment
  UCD22327  Cornus sericea subsp. sericea Beth Lowe Corbin 1982-8-6 262 Placer 1/8 mile W of Onion Creek Campground. 1844 Comment
  A385588  Cornus stolonifera A. A. Heller 1903-7-29 7045 Unknown Above Donner Lake toward Donner Pass Comment
  GH385512  Cornus stolonifera A. A. Heller 1903-7-29 7045 Unknown Above Donner Lake toward Donner Pass Comment
  POM132506  Cornus stolonifera A. A. Heller 1903-7-29 10509 Nevada Above Donner Lake toward Donner Pass. Comment
  CAS-BOT-BC290434  Crepis acuminata John Thomas Howell 1943-7-16 18417 Nevada Boreal Ridge. West side of Donner Pass near Norden 2133 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
  SEINET9353658  Crepis acuminata Unknown 2001-7-15 15939 Placer Placer 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-BC32993  Crepis modocensis subsp. subacaulis Kellogg 1870-7-10 s.n. Unknown Summit of Sierra Nevada Mts. Comment
  UC710560  Crepis occidentalis John Thomas Howell 1943-7-15 18374 Nevada w side of pass near Norden; Donner Pass, Boreal Ridge 2133 Comment
  CAS-BOT-BC290730  Crepis occidentalis subsp. conjuncta John Thomas Howell 1943-7-15 18374 Nevada Boreal Ridge. West side of Donner Pass near Norden 2133 Comment
  CHSC68042  Crepis pleurocarpa James D. Jokerst 1986-7-13 2701 Placer Trail from The Cedars, high Sierra Nevada SW of Donner Lake, camp area. Comment
  CHSC92094  Cryptantha affinis Lowell Ahart 2005-7-31 12212 Nevada Between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit. 2062 Comment
  JEPS107565  Cryptantha affinis Lowell Ahart 2005-7-31 12212 Nevada Between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit 2062 Comment
  RSA716313  Cryptantha affinis L. Ahart 2005-7-31 12212 Nevada Between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit. 2063 Comment
  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
  UC25004  Cryptantha humilis Kellogg 1870-7-10 Nevada Donner Pass Summit of Sierra Nevada (Summit sta.) Comment
  CHSC92086  Cryptantha torreyana Lowell Ahart 2005-7-31 12213 Nevada Between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit. 2062 Comment
  UCD22120  Cryptantha torreyana Beth Lowe Corbin 1982-8-2 156 Placer Onion Creek Campground. South facing slope. Partial shade. In locally uncommon groups of about 25. In fine, sandy, granitic soil of mixed conifer forest. Annual herb, flowers white. 1841 Comment
  UCD75940  Cryptantha torreyana Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5179 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
  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
  CAS-BOT-BC68065  Cryptogramma acrostichoides John H. Thomas; A. Thomas 1956-7-21 6141 Placer Sierra Nevada - Vicinity of Donner Pass, about 80 miles northeast of Sacramento 2377 Comment
  CAS-BOT-BC68069  Cryptogramma acrostichoides A. A. Heller 1909-7-16 9837 Placer Summit 2133 Comment
  CAS-BOT-BC68070  Cryptogramma acrostichoides G. W. Dunn 1895-9-14 s.n. Placer Summit Comment
  CAS-BOT-BC70446  Cryptogramma acrostichoides Catherine Best 1984-6-18 982 Nevada Near the Old Donner Road about 1/2 mile below the summit Comment
  CAS-BOT-BC70447  Cryptogramma acrostichoides A. A. Heller 1903-7-27 7027 Nevada Near Summit Station (Donner Pass) Comment
  CAS-BOT-BC70448  Cryptogramma acrostichoides A. A. Heller 1903-7-27 7027 Nevada Near Summit Station (Donner Pass) Comment
  RSA653139  Cryptogramma acrostichoides George K. Helmkamp, E. A. Helmkamp 1999-6-30 5079 Nevada Northern Sierra Nevada Range, Tahoe National Forest, Donner Pass Road, 2.2 miles west of Lake Donner. 1997 Comment
  UC1605507  Cryptogramma acrostichoides T. A. Ranker, P. G. Trapp, J. P. Graf, and D. Graf 1994-6-22 1639 Nevada 1-2 mi w-sw Boreal Ridge ski area (Pacific Crest Trail, s of Hwy 80) 2190 Comment
  UC1861789  Cryptogramma acrostichoides Ruth Kirkpatrick 2001-7-16 1065 Nevada Donner Summit Rest Area 2206 Comment
  UC42361  Cryptogramma acrostichoides J. Burtt Davy Jun 25 1897-Jun 30 1897 3201 Nevada Bierstadt Peak; Truckee River Basin 2225 Comment
  UC60133  Cryptogramma acrostichoides A. A. Heller 1903-7-27 7027 Nevada near Summit Station (Donner Pass) Donner Pass Comment
  CHSC111243  Cryptogramma cascadensis B. Castro; L. Janeway 2007-9-29 1676 Nevada Northern High Sierra Nevada. Along Old Donner Pass Road 0.5 air mi NE of Donner Pass. On NW-facing side of knoll S of Summit Bridge (with 'Observation Point'). 2106 Comment
  SD146125  Cryptogramma cascadensis G. K. Helmkamp, E. A. Helmkamp 1999-6-30 5079 Nevada Northern Sierra Nevada: Tahoe National Forest, Donner Pass Road (=Hwy 40), 2.2 miles west of Lake Donner 1997 Comment
  UCR121467  Cryptogramma cascadensis George K. Helmkamp, E. A. Helmkamp 1999-6-30 5079 Nevada Northern Sierra Nevada Range, Tahoe Nat. Forest, Donner Pass Rd. (=Hwy 40), 2.2 mi. west of Lake Donner. 1997 Comment
  UCD21673  Cymopterus terebinthinus var. californicus Beth Lowe Corbin 1982-8-4 235 Placer 1 1/8 mile NNW of Onion Creek campground. In rocky, fine, sandy soil. Flowers yellowish. Plant ill smelling. Full sun. East facing slope, 20% incline. Common. 2194 Comment
  UCD75736  Cymopterus terebinthinus var. californicus Ellen Dean, M. Starbuck,; K. Mawdsley, G. Harrington, M. Bibbo, J. Poloske 2008-7-20 5198 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-BC70536  Cystopteris fragilis Kellogg 1870-9-19 s.n. Fresno Summit Sierra Nevada Mts. Comment
  CAS-BOT-BC70558  Cystopteris fragilis John H. Thomas; Hazelle A. Thomas 1956-7-21 6142 Placer Sierra Nevada, vicinity of Donner Pass, about 80 miles northeast of Sacramento 2377 Comment
  CAS-BOT-BC70579  Cystopteris fragilis A. A. Heller 1917-8-14 12931 Placer Mt. Lincoln south of Summit Valley 2499 Comment
  CAS-BOT-BC70650  Cystopteris fragilis John Thomas Howell 1943-7-16 18422 Nevada Boreal Ridge, West side of Donner Pass near Norden 2133 Comment
  CAS-BOT-BC70661  Cystopteris fragilis Gordon H. True 1965-9-15 2633 Nevada Upper end of Castle Valley on upper Castle Creek, about 2 miles north of Highway 80 at Boreal Ridge 2377 Comment
  CAS-BOT-BC70663  Cystopteris fragilis A. A. Heller 1903-8-17 7179 Nevada Ridge south of Donner Pass 2590 Comment
  UCD75757  Cystopteris fragilis Ellen Dean, M. Starbuck,; K. Mawdsley, G. Harrington, M. Bibbo, J. Poloske 2008-7-20 5227 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, ridge between Southern Pacific RR tracks and railroad tunnel to the west of Lakeview Canyon, ridge to the southwest of disturbed off-road vehicle area. 2284 Comment
  CAS-BOT-BC189790  Dactylis glomerata John Thomas Howell 1943-7-26 18864 Nevada West side of Donner Pass near Norden. 2133 Comment
  CAS-BOT-BC189673  Danthonia californica John Thomas Howell 1943-7-27 18869 Nevada Soda Springs. Comment
  CAS-BOT-BC189676  Danthonia californica Gordon H. True 1968-8-1 4567 Nevada Near small lake just below Donner Lookout on old Donner Pass Road, ca. 3 miles west of Donner Lake. 2072 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
  CAS-BOT-BC192331  Danthonia unispicata John Thomas Howell 1943-7-16 18421 Nevada Boreal Ridge, West side of Donner Pass near Norden 2133 Comment
  CAS-BOT-BC194328  Danthonia unispicata John H. Thomas; Hazelle A. Thomas 1956-7-21 6132 Placer Vicinity of Donner Pass, about 80 miles northeast of Sacramento - Sierra Nevada 2377 Comment
  CAS-BOT-BC194329  Danthonia unispicata John Thomas Howell 1943-7-22 18699 Placer Summit Valley Comment
  UC710525  Danthonia unispicata John Thomas Howell 1943-7-22 18699 Placer Summit Valley Comment
  POM270666  Delphinium depauperatum Lyman Benson 1942-7-2 11255 Placer Highway junction 1 mile west of Truckee. Truckee River drainage area. 1829 Comment
  UCR120243  Delphinium depauperatum George K. Helmkamp, E. A. Helmkamp, A. Kerchner 1999-6-29 5024 Placer Northern Sierra Nevada Range, N of Hwy I-80 at west exit to Donner Lake; opening to Negro Canyon 2134 Comment
  UCR121445  Delphinium depauperatum George K. Helmkamp, E. A. Helmkamp 1999-6-30 5087 Nevada Northern Sierra Nevada Range, Tahoe Nat. Forest, Donner Pass Rd. (=Hwy 40), 2.2 mi. west of Lake Donner. 1997 Comment
  CAS-BOT-BC8889  Delphinium glaucum Gordon H. True 1974-8-28 7833 Nevada Trail from Summit Lake to Castle Peak ridge. 2438 Comment
  CHSC80866  Delphinium glaucum Lowell Ahart 2001-7-21 8979 Nevada On the bottom and sides of a small dry stream, on the north side of the dirt road, about 100 yards northeast of the old sheep corral, northeast of Lake Van Norden, about 1 1/2 miles east of Soda Springs. 2063 Comment
  CHSC80867  Delphinium glaucum Lowell Ahart 2001-7-21 8979 A Nevada On the bottom and sides of a small dry stream, on the north side of the dirt road, about 100 yards northeast of the old sheep corral, northeast of Lake Van Norden, about 1 1/2 miles east of Soda Springs. 2063 Comment
  UCR121448  Delphinium gracilentum George K. Helmkamp, E. A. Helmkamp 1999-6-30 5081 Nevada Northern Sierra Nevada Range, Tahoe Nat. Forest, Donner Pass Rd. (=Hwy 40), 2.2 mi. west of Lake Donner. 1997 Comment
  CAS-BOT-BC116060  Delphinium nuttallianum John Thomas Howell 1943-7-16 18438 Nevada Boreal Ridge, West side of Donner Pass near Norden 2133 Comment
  CAS-BOT-BC116088  Delphinium nuttallianum A. A. Heller 1919-7-26 13311 Placer Summit meadows west of Donner Pass. 2072 Comment
  CAS-BOT-BC116090  Delphinium nuttallianum John Thomas Howell 1943-7-21 18658 Placer Donner Pass to Mt. Lincoln. Comment
  CAS-BOT-BC116095  Delphinium nuttallianum A. A. Heller 1919-7-26 13311 Placer Summit meadows west of Donner Pass. 2072 Comment
  CAS-BOT-BC116471  Delphinium nuttallianum Miss M. Alice King 1923-6-1 s.n. Placer near Summit Comment
  CAS-BOT-BC116473  Delphinium nuttallianum A. A. Heller 1909-7-16 s.n. Placer Summit 2133 Comment
  SD44058  Delphinium nuttallianum Frank Chadwick 1950-8-27 Nevada Sugar Bowl Lodge Norden Comment
  UCD75695  Delphinium nuttallianum Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5144 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, along Emigrant Trail on the N side of the north fork of Cold Creek, forest clearing off trail. 2112 Comment
  UCD75696  Delphinium nuttallianum Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5145 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, along Emigrant Trail on the N side of the north fork of Cold Creek, forest clearing off trail. 2112 Comment
  UCD96103  Delphinium nuttallianum A. A. Heller 1909-7-16 s.n. Placer Summit. 2133 Comment
  UCR141767  Delphinium nuttallianum June Latting 1978-8-4 s.n. Nevada Sierra Nevada Mtns., Summit Lake trail, Donner Pass 2256 Comment
  UC634891  Dendromecon rigida H. L. Mason 1926-5-29 3284 a Nevada Donner Pass Road near Alta Comment
  SEINET3927164  Deschampsia cespitosa Ellen Dean, M. Starbuck; M. Bibbo 2008-7-20 5250 Placer Donner State Parkm newly acquired lands to the SW of Donner Lake. Area south of southern Pacific RR tracks, just south of Lakeview Canyon and north of Emigrant Canyon.; 0 2099 Comment
  UCD61255  Deschampsia cespitosa Peter H. Raven 1949-6-30 1104 Placer Wet edges of Lake Van Norden, Summit Valley. 609 Comment
  UCD75729  Deschampsia cespitosa Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5168 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
  UCD75968  Deschampsia cespitosa Ellen Dean, M. Starbuck,; M. Bibbo, J. Poloske 2008-7-20 5250 Placer Donner State Park, newly acquired lands to the SW of Donner Lake. Area south of southern Pacific RR tracks, just south of Lakeview Canyon and north of Emigrant Canyon. 2099 Comment
  CAS-BOT-BC192409  Deschampsia cespitosa subsp. cespitosa Gordon H. True 1968-8-1 4566 Nevada Just below Donner Lookout on old Donner Pass Road, ca. 3 miles west of Donner Lake 2072 Comment
  CAS-BOT-BC192421  Deschampsia cespitosa subsp. cespitosa Gordon H. True 1965-6-30 2137 Nevada Just west of Truckee near Donner State Park. South bank Truckee River 1828 Comment
  CAS-BOT-BC192427  Deschampsia cespitosa subsp. cespitosa John Thomas Howell 1943-7-17 18441 Nevada West side of Donner Pass near Norden 2133 Comment
  CAS-BOT-BC192431  Deschampsia cespitosa subsp. cespitosa John Thomas Howell 1943-7-19 18569 Placer Summit Valley Comment
  UCR257625  Deschampsia cespitosa subsp. cespitosa George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19527 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
  CAS-BOT-BC198132  Deschampsia danthonioides Gordon H. True 1962-6-19 742 Nevada Donner Pass - Sierra Nevada 2164 Comment
  CAS-BOT-BC198148  Deschampsia danthonioides John Thomas Howell 1943-7-22 18710 Placer Summit Valley Comment
  CHSC92052  Deschampsia danthonioides Lowell Ahart 2005-7-31 12246 Nevada In a small meadow and in a small wash, between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit. 2062 Comment
  JEPS107573  Deschampsia danthonioides Lowell Ahart 2005-7-31 12246 Nevada In a small meadow and in a small wash, between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit 2062 Comment
  RSA716182  Deschampsia danthonioides L. Ahart 2005-7-31 12246 Nevada between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit. 2063 Comment
  UCR120499  Deschampsia danthonioides George K. Helmkamp, E. A. Helmkamp, A. Kerchner 1999-6-29 5030 Placer Northern Sierra Nevada Range, N of Hwy I-80 at west exit to Donner Lake; opening to Negro Canyon 2134 Comment
  CAS-BOT-BC201858  Deschampsia elongata Gordon H. True; John Thomas Howell 1970-7-15 6039 Nevada Ca. 0.5 miles west of North Fork Sagehen Creek, on north slope of Carpenter Ridge 2438 Comment
  CAS-BOT-BC201862  Deschampsia elongata John Thomas Howell 1943-7-14 18294 Nevada West side of Donner Pass near Norden 2133 Comment
  CHSC80906  Deschampsia elongata Lowell Ahart 2001-7-21 8990 Nevada On the north side of the dirt road, about 100 yards northwest of the old sheep corral, northeast of Lake Van Norden, about 1 1/2 miles east of Soda Springs. 2063 Comment
  SACT000937  Deschampsia elongata Michael Baad 1983-9-3 Placer From Sprite Inn to Western slope of Mount Judah near summit 2286.0 Comment
  SEINET3128912  Deschampsia elongata P. B. Kennedy, SB Doten 264 Nevada Soda Springs Comment
  UCD22246  Deschampsia elongata Beth Lowe Corbin 1982-8-5 257 Placer Onion Creek Campground. SW facing slope, 15% incline. Common. Mostly sun. Dry meadow, but more towards stream in mixed conifer forest, in fine, sandy soil. Bunchgrass, forming small, dense tufts. 1841 Comment
  UCD63281  Deschampsia elongata John Thomas Howell 1943-7-14 18294 Nevada West side of Donner Pass near Norden. 2133 Comment
  RSA40181  Deschampsia holciformis J. T. Howell 1943-7-17 18441 Nevada West side of Donner Pass near Norden. 2134 Comment
  CAS-BOT-BC40905  Descurainia incana John Thomas Howell 1943-7-21 18689 Nevada West side of Donner Pass near Norden. 2133 Comment
  CAS-BOT-BC40908  Descurainia incana Gordon H. True 1966-6-23 2947 Nevada Boreal Ridge, about 8 miles west of Truckee and just east of summit. 2194 Comment
  CAS-BOT-BC40912  Descurainia incana A. A. Heller 1917-8-13 12911 Placer Near Summit hotel. 2133 Comment
  CHSC80820  Descurainia incana Lowell Ahart 2001-8-21 8963 Nevada On the south side of the dirt road, in the old sheep corral, northeast of Lake Van Norden, about 1 1/2 miles east of Soda Springs. 2063 Comment
  UCR120244  Descurainia incana George K. Helmkamp, E. A. Helmkamp, A. Kerchner 1999-6-29 5028 Placer Northern Sierra Nevada Range, N of Hwy I-80 at west exit to Donner Lake; opening to Negro Canyon 2134 Comment
  CAS-BOT-BC43026  Descurainia incisa subsp. incisa John Thomas Howell 1943-7-15 18342 Nevada West side of Donner Pass near Norden. 2133 Comment
  CAS-BOT-BC43030  Descurainia incisa subsp. incisa John Thomas Howell 1943-7-22 18704 Placer Summit Valley. Comment
  CAS-BOT-BC43031  Descurainia incisa subsp. incisa A. A. Heller 1917-8-13 12911 Placer Near Summit hotel. 2133 Comment
  UC855978  Descurainia incisa subsp. incisa A. A. Heller 1917-8-13 12911 Placer near Summit hotel 2133 Comment
  CAS-BOT-BC402602  Dicentra uniflora Gordon H. True; John Thomas Howell 1972-7-6 7269 Nevada Andesite Ridge between Castle Pass and Andesite Peak 2407 Comment
  UCD97336  Dicentra uniflora Albert Grigarick 2010-7-9 229 Nevada West Castle Peak Trail. Approx. 1 mile north of the gate. 2239 Comment
  UC635733  Dichelostemma multiflorum H. L. Mason 1926-5-29 3287 Nevada near Alta (Donner Pass road) Comment
  CAS-BOT-BC153636  Diplacus jepsonii W. A. Gosline; A. R. Gosline 1943-6-26 s.n. Placer Norden Comment
  CAS-BOT-BC153535  Diplacus leptaleus Gordon H. True 1966-6-23 2942 Nevada Boreal RIdge, about 8 miles west of Truckee and just east of summit 2194 Comment
  CAS-BOT-BC151811  Diplacus mephiticus John Thomas Howell 1943-7-16 18431 Nevada Boreal Ridge, west side of Donner Pass near Norden 2133 Comment
  CAS-BOT-BC153697  Diplacus mephiticus Mrs. Marian Campbell 1920-6-26 s.n. Placer Summit Comment
  CAS-BOT-BC151674  Diplacus torreyi Mrs. Marian Campbell 1920-6-28 s.n. Placer Summit Comment
  CAS-BOT-BC136140  Dodecatheon alpinum Peter H. Raven 1950-6-28 2436 E Nevada Along N. side of Lake Van Norden 2103 Comment
  CAS-BOT-BC136148  Dodecatheon alpinum John Thomas Howell 1943-7-23 18745 Nevada West side of Donner Pass near Norden 2133 Comment
  UCD75774  Dodecatheon alpinum Ellen Dean; M. Bibbo, J. Poloske, M. Starbuck 2008-7-20 5248 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
  JEPS27433  Drosera rotundifolia C. F. Sonne 1886-8-8 107 Placer canyon above Coldstream Comment
  UCD22270  Drymocallis glandulosa Beth Lowe Corbin 1982-8-3 187 Placer Onion Creek Campground. 1841 Comment
  CAS-BOT-BC157883  Drymocallis lactea var. lactea John Thomas Howell 1943-7-16 18425 Nevada Boreal Ridge, West side of Donner Pass near Norden 2133 Comment
  CAS-BOT-BC157890  Drymocallis lactea var. lactea Gordon H. True 1966-6-23 2949 Nevada Boreal Ridge, about 8 miles west of Truckee and just east of summit 2194 Comment
  CAS-BOT-BC157897  Drymocallis lactea var. lactea John H. Thomas; Hazelle A. Thomas 1956-7-21 6113 Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento 2377 Comment
  UCD19111  Dysphania pumilio A. M. Shapiro 1987-10-16 s.n. Placer Southern Pacific Right-of-way. 2103 Comment
  CAS-BOT-BC113693  Eleocharis acicularis John Thomas Howell 1943-7-16 18414 Nevada Boreal Ridge, West side of Donner Pass near Norden. 2133 Comment
  CAS-BOT-BC113478  Eleocharis bella Gordon H. True 1966-7-19 2994 Nevada Boreal Ridge, ca. 8 mi W of Truckee and just E of Summit. 2194 Comment
  CAS-BOT-BC113486  Eleocharis bella Gordon H. True; John Thomas Howell 1974-8-14 7800 Nevada Meadow on old Donner Pass Hwy, 2.5 mi W of Donner Lake. 1981 Comment
  CAS-BOT-BC113489  Eleocharis bella John Thomas Howell 1943-7-14 18291 Nevada West side of Donner Pass near Norden. 2133 Comment
  CAS-BOT-BC113491  Eleocharis bella John Thomas Howell 1943-7-22 18707 Placer Summit Valley Comment
  CAS-BOT-BC113159  Eleocharis palustris John Thomas Howell 1943-7-19 18565 Placer Summit Valley Comment
  CAS-BOT-BC112054  Eleocharis quinqueflora John Thomas Howell 1943-7-19 18575 Placer Summit Valley. Comment
  CAS-BOT-BC112055  Eleocharis quinqueflora John Thomas Howell 1943-7-19 18575 Placer Summit Valley. Comment
  CAS-BOT-BC112056  Eleocharis quinqueflora John Thomas Howell 1943-7-16 18384 Nevada West side of Donner Pass near Norden 2133 Comment
  CHSC91998  Eleocharis quinqueflora Lowell Ahart 2005-7-31 12239 Nevada Along a small drainage, between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit. 2062 Comment
  JEPS107555  Eleocharis quinqueflora Lowell Ahart 2005-7-31 12239 Nevada Along a small drainage, between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit 2062 Comment
  RSA754925  Eleocharis quinqueflora L. Ahart 2005-7-31 12239 Nevada Between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit. 2063 Comment
  SEINET10587566  Eleocharis quinqueflora Lowell Ahart 2005-7-31 Ahart 12239 Nevada T17N, R15E, southeast 1/4 Section 16. Between the curve and velow bridge on old Highway 80, east of Donner Pass and Donner Summit. 2063 Comment
  UC710554  Eleocharis quinqueflora John Thomas Howell 1943-7-19 18575 Placer Summit Valley Comment
  CAS-BOT-BC227122  Elymus John H. Thomas; Hazelle A. Thomas 1956-7-21 6104 Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento 2377 Comment
  CAS-BOT-BC203871  Elymus X hansenii John H. Thomas; Hazelle A. Thomas 1956-7-21 6200 Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento 2377 Comment
  CAS-BOT-BC227573  Elymus elymoides Gordon H. True; John Thomas Howell 1972-7-6 7264 Nevada Between Castle Pass and Andesite Peak 2407 Comment
  CAS-BOT-BC227576  Elymus elymoides John Thomas Howell 1943-7-16 18394 Nevada Boreal Ridge, West side of Donner Pass near Norden 2133 Comment
  CAS-BOT-BC227591  Elymus elymoides John Thomas Howell 1943-7-25 18815 Placer West side of Donner Pass near Norden 2133 Comment
  CAS-BOT-BC227592  Elymus elymoides John Thomas Howell 1943-7-25 18815 Placer West side of Donner Pass near Norden 2133 Comment
  UCD61542  Elymus elymoides John Thomas Howell 1943-7-16 18394 Nevada Boreal Ridge. West side of Donner Pass near Norden. 2133 Comment
  UCD75743  Elymus elymoides Ellen Dean, M. Starbuck,; K. Mawdsley, G. Harrington, M. Bibbo, J. Poloske 2008-7-20 5207 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, ridge between Southern Pacific RR tracks and railroad tunnel to the west of Lakeview Canyon, large turnabout/parking area with off-road vehicle use. 2207 Comment
  UCD148308  Elymus elymoides var. californicus Nick Jensen; Rachel Hutchinson 2012-7-28 126 Nevada Along the trail to Castle peak, about 1 mile from the trailhead parking area. 2301 Comment
  UC34004  Elymus glaucus C. F. Sonne Sept. 1892 12 Nevada above Donner Lake; Sierra Nevada Mountains Comment
  UCD22248  Elymus glaucus Beth Lowe Corbin 1982-8-3 169 Placer Onion Creek Campground. S facing slope. Uncommon. Full sun. Open, dry meadow in mixed conifer forest in fine, sandy, granitic soil. Perennial, forming small, not extensive clumps. 1841 Comment
  UCD62320  Elymus glaucus John Thomas Howell 1943-7-26 18859 Nevada West side of Donner Pass near Norden. 2133 Comment
  UCD75969  Elymus glaucus Ellen Dean, M. Starbuck,; M. Bibbo, J. Poloske 2008-7-20 5254 Placer Donner State Park, newly acquired lands to the SW of Donner Lake. Area south of southern Pacific RR tracks, just south of Lakeview Canyon and north of Emigrant Canyon. 2099 Comment
  CAS-BOT-BC206786  Elymus glaucus subsp. glaucus John Thomas Howell 1943-7-26 18859 Nevada West side of Donner Pass near Norden. 2133 Comment
  CAS-BOT-BC206787  Elymus glaucus subsp. glaucus John Thomas Howell 1943-7-23 18727 Nevada Between Donner Pass and West Lake. Comment
  CAS-BOT-BC206788  Elymus glaucus subsp. glaucus John Thomas Howell 1943-7-23 18727 Nevada Between Donner Pass and West Lake. Comment
  CAS-BOT-BC213835  Elymus sierrae Dr. Kellogg 1878-8-1 s.n. Unknown Summit, Sierra Comment
  CAS-BOT-BC213841  Elymus sierrae A. A. Heller 1903-8-17 7185 Nevada Ridge south of Donner Pass 2590 Comment
  CAS-BOT-BC213842  Elymus sierrae A. A. Heller 1903-8-17 7185 Nevada Ridge south of Donner Pass 2590 Comment
  CAS-BOT-BC213844  Elymus sierrae A. A. Heller 1917-8-13 12919 Placer Ridge northwest of Donner Pass 2377 Comment
  CAS-BOT-BC213845  Elymus sierrae A. A. Heller 1917-8-13 12919 Placer Ridge northwest of Donner Pass 2377 Comment
  GH365130  Elymus sierrae A. A. Heller 1917-8-13 12919 Unknown Ridge northwest of Donner Pass 2377 Comment
  POM206493  Elymus sierrae A. A. Heller 1903-8-17 7185 Nevada Ridge above Donner Pass. 2591 Comment
  UC33986  Elymus sierrae C. F. Sonne Sept. 1892 1 Placer mts. above Coldstream 2590 Comment
  UC57999  Elymus sierrae A. A. Heller 1903-8-17 7185 Nevada ridge s Donner Pass 2590 Comment
  UC814760  Elymus sierrae A. A. Heller 1917-8-13 12919 Placer ridge nw Donner Pass 2377 Comment
  UCD62584  Elymus sierrae A. A. Heller 1917-8-13 12919 Placer Ridge northwest of Donner Pass. 2377 Comment
  UCD62596  Elymus sierrae A. A. Heller 1917-8-13 12919 Placer Ridge northwest of Donner Pass. 2377 Comment
  UCD62656  Elymus trachycaulus P. B. Kennedy 1919-8-1 s.n. Nevada Soda Springs, Upper North Fork San Joaquin, Sierra National Forest. Comment
  CHSC68068  Elymus trachycaulus subsp. subsecundus James D. Jokerst 1986-7-12 2687 Placer Trial from The Cedars, high Sierra Nevada SW of Donner Lake, on N side of river. Comment
  CHSC80908  Elymus trachycaulus subsp. subsecundus Lowell Ahart 2001-7-21 8997 Nevada Near the edge of a large meadow, on the south side of the dirt road, 30 yards east of the old sheep corral, northeast of Lake Van Norden, about 1 1/2 miles east of Soda Springs. 2063 Comment
  CAS-BOT-BC204381  Elymus trachycaulus subsp. trachycaulus Catherine Best 1984-6-18 978 Nevada At the summit on the Old Donner Road Comment
  CAS-BOT-BC204385  Elymus trachycaulus subsp. trachycaulus Gordon H. True 1968-8-1 4562 Nevada Meadow on old Donner Pass Road ca. 2.5 miles west of Donner Lake 1981 Comment
  CAS-BOT-BC204398  Elymus trachycaulus subsp. trachycaulus John Thomas Howell 1943-7-19 18578 A Placer Summit Valley Comment
  CAS-BOT-BC204399  Elymus trachycaulus subsp. trachycaulus John Thomas Howell 1943-7-19 18578 A Placer Summit Valley Comment
  CHSC80909  Elymus trachycaulus subsp. trachycaulus Lowell Ahart 2001-7-21 8996 Nevada Near the edge of a large meadow, on the south side of the dirt road, 30 yards east of the old sheep corral, northeast of Lake Van Norden, about 1 1/2 miles east of Soda Springs. 2063 Comment
  UCD22261  Elymus trachycaulus subsp. trachycaulus Beth Lowe Corbin 1982-8-3 172 Placer Onion Creek Campground. SW facing slope. Full sun to partial shade. Moderately abundant. Open, dry meadow, more abundant toward the creek. In fine, sandy, granitic soil. Perennial bunchgrass, forming smallish clumps. 1841 Comment
  UCD62623  Elymus trachycaulus subsp. trachycaulus John Thomas Howell 1943-7-19 18578 -A Placer Summit Valley. Comment
  JEPS124831 Image available Epilobium angustifolium John Degenfelder 1969-7-6 77 Nevada On roadside of Road to U. S 40 from west end of Donner Lake, with others of same species. Comment
  SD44059  Epilobium angustifolium Frank Chadwick 1950-8-27 Nevada Sugar Bowl Lodge Norden. 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
  UCR190152  Epilobium angustifolium subsp. circumvagum George K. Helmkamp, E. A. Helmkamp 2007-8-1 12641 Placer Northern Sierra Nevada Mountains, Donner Pass Road between Donner and Norden, about 0.2 mile east of the Nevada Co. border 2151 Comment
  UCD105355  Epilobium brachycarpum G. K. Helmkamp; E. A. Helmkamp 2007-8-1 12644 Placer Northern Sierra Nevada Mountains. Donner Pass Road between Donner and Norden, about 0.2 mile E of the Nevada County border. 2151 Comment
  UCD21991  Epilobium brachycarpum Beth Lowe Corbin 1982-8-3 203 Placer Onion Creek campground. 1841 Comment
  UCR190156  Epilobium brachycarpum George K. Helmkamp, E. A. Helmkamp 2007-8-1 12644 Placer Northern Sierra Nevada Mountains, Donner Pass Road between Donner and Norden, about 0.2 mile east of the Nevada Co. border 2151 Comment
  SCFS11529140  Epilobium canum subsp. angustifolium E. Krimmel, F. Felix 2012-9-13 Placer NFAm 2 mi downstream from Cedars. Dry, rocky slope. Comment
  CAS-BOT-BC171701  Epilobium canum subsp. latifolium Margaret Williams 1961-9-30 s.n. Placer West of Donner Pass near Lincoln Peak Comment
  CAS-BOT-BC171963  Epilobium canum subsp. latifolium Gordon H. True 1965-9-15 2632 Nevada Upper end of Castle Valley on upper Castley Creek about 2 miles north of Hiway 80 at Boreal Ridge 2377 Comment
  CAS-BOT-BC171969  Epilobium canum subsp. latifolium A. A. Heller 1917-8-13 12899 Placer Base of a cliff north of Summit Hotel 2164 Comment
  CAS-BOT-BC171970  Epilobium canum subsp. latifolium A. A. Heller 1917-8-13 12899 Placer Base of a cliff north of Summit Hotel 2164 Comment
  CAS-BOT-BC171972  Epilobium canum subsp. latifolium G. W. Dunn 1895-9-1 s.n. Placer Summit Comment
  GH367819  Epilobium canum subsp. latifolium A. A. Heller 1917-8-13 12899 Unknown Base of a cliff north of Summit hotel 2164 Comment
  UC615193  Epilobium canum subsp. latifolium Beryl O. Schreiber 1932-9-11 772 Placer Summit Comment
  UC874274  Epilobium canum subsp. latifolium A. A. Heller 1917-8-13 12899 Placer base of a cliff n Summit hotel 2164 Comment
  UCD75735  Epilobium canum subsp. latifolium Ellen Dean, M. Starbuck,; K. Mawdsley, G. Harrington, M. Bibbo, J. Poloske 2008-7-20 5197 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, ridge between Southern Pacific RR tracks and railroad tunnel to the west of Lakeview Canyon, large turnabout/parking area with off-road vehicle use. 2207 Comment
  UCD83609  Epilobium canum subsp. latifolium Albert Grigarick 2009-8-19 176 Nevada W of Truckee, ca. 2 miles E of Donner Summit Pass on Hwy 40. 2137 Comment
  UCD75764  Epilobium ciliatum Ellen Dean; M. Bibbo, J. Poloske, M. Starbuck 2008-7-20 5236 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, area south of the Southern Pacific RR tracks, just south of Lakeview Canyon and north of Emigrant Canyon. 2099 Comment
  UCD75765  Epilobium ciliatum Ellen Dean; M. Bibbo, J. Poloske, M. Starbuck 2008-7-20 5236 a Placer Donner State Park, newly acquired lands to the SW of Donner Lake, area south of the Southern Pacific RR tracks, just south of Lakeview Canyon and north of Emigrant Canyon. 2099 Comment
  UCD75766  Epilobium ciliatum Ellen Dean; M. Bibbo, J. Poloske, M. Starbuck 2008-7-20 5237 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, area south of the Southern Pacific RR tracks, just south of Lakeview Canyon and north of Emigrant Canyon. 2099 Comment
  UCR226132  Epilobium ciliatum Ellen Dean, Mark Bibbo, J. Poloske, M. Starbuck 2008-7-20 5237 Placer Donner State Park, newly acquired lands to the southwest of Donner Lake, area south of the Southern Pacific RR tracks, just south of Lakeview Canyon and north of Emigrant Canyon 2100 Comment
  CHSC92029  Epilobium ciliatum subsp. ciliatum Lowell Ahart 2005-7-31 12222 Nevada In a small meadow and near a small wash, between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit. 2062 Comment
  JEPS107572  Epilobium ciliatum subsp. ciliatum Lowell Ahart 2005-7-31 12222 Nevada In a small meadow and near a small wash, between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit 2062 Comment
  RSA716181  Epilobium ciliatum subsp. ciliatum L. Ahart 2005-7-31 12222 Nevada Between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit. 2063 Comment
  UCD21996  Epilobium ciliatum subsp. ciliatum Beth Lowe Corbin 1982-8-5 249 Placer Onion Creek campground. 1841 Comment
  UCD21995  Epilobium glaberrimum Beth Lowe Corbin 1982-8-5 248 Placer Onion Creek campground. In wet soil along stream's edge. Flowers rose pink, petals bilobed. Full sun. SW facing slope, 15% incline. Occasional. 1841 Comment
  POM271516  Epilobium hallianum Lyman Benson 1942-7-2 11249 Placer Highway junction 1 mile west of Truckee. Truckee River drainage area. 1829 Comment
  SEINET6637345 Image available Epilobium hallianum A. A. Heller 1903-7-27 7030 Nevada near Summit Station (Donner Pass) Comment
  UC58299  Epilobium hallianum A. A. Heller 1903-7-27 7030 Nevada near Summit Station; Donner Pass Comment
  UC58303  Epilobium hornemannii subsp. hornemannii A. A. Heller 1903-7-29 7044 Nevada above Donner Lake (toward Donner Pass) Comment
  CDA16806  Epilobium obcordatum G. F. Hrusa, J. Glazner 2001-7-15 15945 Placer Sierra Nevada; Mats, 1-2 ft. wide on rocky/gravelly slopes, subalpine zone near summit of Crows Nest Pk. immed. W of Sugarbowl. Flrs magenta, large. Perennial. 2377 Comment
  CDA16810  Epilobium obcordatum G. F. Hrusa, J. Glazner 2001-7-15 15949 Placer Sierra Nevada; Mats on rocky/gravelly talus slopes, subalpine zone near summit of Crows Nest Pk. immed. W of Sugarbowl. Common here, flrs magenta. 2377 Comment
  CDA16812  Epilobium obcordatum G. F. Hrusa, J. Glazner 2001-7-15 15950 Placer Sierra Nevada; Hanging colony on vertical rock face of summit rock spire, Crows Nest Pk. immed. W of Sugarbowl. Perennial, flrws magenta. 2377 Comment
  SEINET6644381 Image available Epilobium obcordatum A. A. Heller 1903-1 7158 Nevada above Donner Pass 2591 Comment
  UC108000  Epilobium obcordatum C. F. Sonne 1894-9-2 Placer high Mt. s Summit St. C.P.R.R.; Sierra Nevada Mountains 2590 Comment
  UC58302  Epilobium obcordatum A. A. Heller 1903-8-12 7158 Nevada high ridge above Donner Pass 2590 Comment
  UCD21994  Epilobium obcordatum Beth Lowe Corbin 1982-8-4 243 Placer 1 1/2 miles north of Onion Creek campground. Flowers purple magenta. Stems purplish at base. Plant forming a mist over rocky, fine, sandy, granitic soil. Edge of loose talus slope, open White Fir forest. Mostly sun. East facing slope, 50% incline. Uncommon, 2 large mats present. 2255 Comment
  UCR148825  Epilobium obcordatum G. Fred Hrusa, J. Glazner 2001-7-15 15949 Placer Northern Sierra Nevada Mountains, Near summit of Crows Nest Peak, immediately west of Sugarbowl 2378 Comment
  UCD75768  Epilobium oregonense Ellen Dean; M. Bibbo, J. Poloske, M. Starbuck 2008-7-20 5240 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
  UCR111001  Epilobium oregonense George K. Helmkamp, E. A. Helmkamp 1999-6-30 5107 Placer Northern Sierra Nevadas, Soda Springs Road 0.9 mi south of Donner Pass Road, approaching Ice Lakes. 2104 Comment
  UCR257629  Epilobium pallidum George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19535 Placer Northern Sierra Nevada Mountains, Sugar Bowl Road, 0.4 mile south of its junction with Donner Pass Road, just west of Lake Mary 2136 Comment
  CAS-BOT-BC57985  Equisetum John H. Thomas; Hazelle A. Thomas 1956-7-21 6205 Placer Sierra Nevada. Vicinity of Donner Pass, about 80 mi. ne. of Sacramento. 2377 Comment
  UCD22072  Equisetum arvense Beth Lowe Corbin 1982-8-25 418 Placer Onion Creek Campground. South facing slope, 15 % incline. Abundant. Full sun. In wet, fine sandy soil along stream edge in mixed conifer forest. Perennial herb. 1841 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
  CAS-BOT-BC174097  Eremogone aculeata John Thomas Howell 1943-7-21 18675 Placer Mt. Lincoln Comment
  CAS-BOT-BC174152  Eremogone aculeata H. D. Ripley; R. C. Barneby 1948-7-13 9849 Nevada Donner Summit 2194 Comment
  CAS-BOT-BC481927  Eremogone aculeata John H. Thomas; Hazelle A. Thomas 1956-7-21 6108 Placer Sierra Nevada, vicinity of Donner Pass, about 80 mi NE of Sacramento 2377 Comment
  CAS-BOT-BC181634  Eremogone kingii var. glabrescens Gordon H. True 1966-6-23 2952 Nevada Boreal Ridge, about 8 miles west of Truckee and just east of summit 2194 Comment
  UCD75727  Eremogone kingii var. glabrescens Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5166 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
  UCD75749  Eremogone kingii var. glabrescens Ellen Dean, M. Starbuck,; K. Mawdsley, G. Harrington, M. Bibbo, J. Poloske 2008-7-20 5215 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, ridge between Southern Pacific RR tracks and railroad tunnel to the west of Lakeview Canyon, ridge to the southwest of disturbed off-road vehicle area. 2270 Comment
  UCD83469  Eremogone kingii var. glabrescens Albert Grigarick 2009-7-6 141 Nevada Donner Pass. Pacific Crest Trail, N of Hwy 40, ca. 0.5 mi NE of hwy on trail. 2133 Comment
  CAS-BOT-BC286639  Ericameria bloomeri G. W. Dunn 1895-9-3 s.n. Placer Summit Comment
  UC87230  Ericameria bloomeri K. Brandegee 1885-8-1 Placer Donner Comment
  CAS-BOT-BC294263  Ericameria nauseosa var. speciosa Beecher Crampton 1959-9-11 5457 Nevada US Hwy. 40, Donner Pass Summit 2174 Comment
  CAS-BOT-BC294265  Ericameria nauseosa var. speciosa Henry M. Pollard 1936-7-1 s.n. Nevada Mt. Lincoln, Donner region 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
  CAS-BOT-BC298289  Ericameria nauseosa var. speciosa E. A. McGregor 1909-8-8 45 Shasta Lake Tahoe Region. Summit Lake 2423 Comment
  SD234803  Ericameria nauseosa var. speciosa G. K. Helmkamp, E. A. Helmkamp 2008-8-20 14029 Placer Northern Sierra Nevada Mountains: Donner Pass Road on the west side of Donner Pass and east of Norden (Norden 7.5'Q) 2149 Comment
  UC1221785  Ericameria nauseosa var. speciosa Beecher Crampton 1959-9-11 5457 Nevada along U.S. Hwy. 40 Donner Pass Summit 2174 Comment
  UCD38884  Ericameria nauseosa var. speciosa Beecher Crampton 1959-9-11 5457 Nevada Donner Pass Summit. 2194 Comment
  A417482  Ericameria suffruticosa A. A. Heller 1903-8-17 7182 Unknown Ridge south of Donner Pass 2590 Comment
  CAS-BOT-BC293201  Ericameria suffruticosa Kellogg No date on label s.n. Unknown Summit of Sierra Nevada Comment
  CAS-BOT-BC293278  Ericameria suffruticosa A. A. Heller 1917-8-13 12920 Placer Ridge northwest of Donner Pass 2377 Comment
  CAS-BOT-BC293279  Ericameria suffruticosa A. A. Heller 1917-8-13 12920 Placer Ridge northwest of Donner Pass 2377 Comment
  GH417484  Ericameria suffruticosa A. A. Heller 1917-8-13 12920 Unknown Ridge northwest of Donner Pass 2377 Comment
  GH417492  Ericameria suffruticosa A. A. Heller 1903-8-17 7182 Unknown Ridge south of Donner Pass 2590 Comment
  POM56930  Ericameria suffruticosa A. A. Heller 1903-8-17 7182 Nevada Ridge south of Donner Pass 2591 Comment
  POM57263  Ericameria suffruticosa C. F. Sonne 1894-9-2 13644 Placer High Mt. south of Summit Station 2439 Comment
  UC197389  Ericameria suffruticosa C. F. Sonne 1894-9-2 Placer <High Mts.?> near Summit Station 2438 Comment
  UC201335  Ericameria suffruticosa A. A. Heller 1917-8-13 12920 Placer ridge nw Donner Pass 2377 Comment
  UC292663  Ericameria suffruticosa A. A. Heller 1903-8-17 7182 Nevada s Donner Pass; ; S of Donner Pass, Nevada Co. 2590 Comment
  UC415793  Ericameria suffruticosa Heller 7182 Nevada s Donner Pass; ; S of Donner Pass Comment
  UC57898  Ericameria suffruticosa A. A. Heller 1903-8-17 7182 Nevada ridge s Donner Pass 2590 Comment
  UC62962  Ericameria suffruticosa C. F. Sonne 1886-8-1 Placer above Coldstream; Sierra Nevada Mountains 2590 Comment
  UC830820  Ericameria suffruticosa A. A. Heller 1917-8-13 12920 Placer ridge nw Donner Pass 2377 Comment
  UCD75953  Ericameria suffruticosa Ellen Dean, M. Starbuck,; G. Harrington, M. Bibbo, J. Poloske, K. Mawdsley 2008-7-20 5200 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-BC293581  Erigeron barbellulatus Dr. A. Kellogg 1870-7-18 s.n. Unknown Summit Sierra Nevada Mts., C.P.R.R. Comment
  CAS-BOT-BC293592  Erigeron barbellulatus John Thomas Howell 1943-7-21 18666 Placer Mt. Lincoln Comment
  CAS-BOT-BC293609  Erigeron barbellulatus Gordon H. True 1975-7-23 7922 Nevada Ridge between Castle Pass and Andesite Peak 2407 Comment
  RSA39963  Erigeron barbellulatus J. T. Howell 1943-7-21 18666 Placer Mt. Lincoln. Comment
  CAS-BOT-BC296754  Erigeron coulteri Betty J. Jorgensen 1944-8-8 548 A Nevada Along little creek beside Clair Tappaan Lodge, near Norden 167 Comment
  CAS-BOT-BC296762  Erigeron coulteri A. A. Heller 1917-8-13 12879 Placer Summit Valley 2118 Comment
  CAS-BOT-BC296763  Erigeron coulteri A. A. Heller 1917-8-13 12879 Placer Summit Valley 2118 Comment
  CAS-BOT-BC296764  Erigeron coulteri A. A. Heller 1927-8-16 14454 Placer Donner Pass 2133 Comment
  CAS-BOT-BC296765  Erigeron coulteri A. A. Heller 1927-8-16 14454 Placer Donner Pass 2133 Comment
  CAS-BOT-BC296767  Erigeron coulteri John Thomas Howell 1943-7-21 18635 Placer Donner Pass to Mt. Lincoln Comment
  POM308727  Erigeron coulteri Betty J. Jorgensen 1944-8-8 548 a Nevada Along little creek beside Clair Tappaan Lodge. Near Norden. Comment
  SBBG60732  Erigeron coulteri A. A. Heller 1927-8-16 14454 Nevada Donner Pass (Summit) 2133 Comment
  UC195563  Erigeron coulteri C. F. Sonne 1884-8-24 Placer canon above Coldstream Comment
  UCD75701  Erigeron coulteri Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5150 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
  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
  UCD21595  Erigeron glacialis E. Dean; M. Starbuck, C. Tresan, S. Tresan 2002-7-30 1258 Placer Vicinity of the town of Soda Springs. Along trail that starts at Soda Springs Rd. and travels E from the Serene Lakes region up ca. 100 m to a ridge that looks down on Lake Van Norden and railroad tracks. W-facing slope, descending ridge. 2200 Comment
  UCD75702  Erigeron glacialis Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5151 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, along Emigrant Trail on the N side of the north fork of Cold Creek, forest clearing off trail. 2112 Comment
  CAS-BOT-BC300798  Erigeron glacialis var. glacialis Betty J. Jorgensen 1944-8-8 548 B Nevada Beside Clair Tappaan Lodge. Near Norden Comment
  CAS-BOT-BC300800  Erigeron glacialis var. glacialis A. A. Heller 1903-7-20 6974 Nevada About Summit Station (Donner Pass) Comment
  CAS-BOT-BC300801  Erigeron glacialis var. glacialis John Thomas Howell 1943-7-16 18387 Nevada West side of Donner Pass near Norden 2133 Comment
  CAS-BOT-BC300802  Erigeron glacialis var. glacialis Gordon H. True; John Thomas Howell 1970-7-15 6058 Nevada Ca. 0.5 miles west of North Fork of Sagehen Creek on north slope of Carpenter Ridge 2438 Comment
  CAS-BOT-BC300814  Erigeron glacialis var. glacialis A. A. Heller 1917-8-13 12916 Placer Ridge northwest of Donner Pass 2377 Comment
  CAS-BOT-BC300815  Erigeron glacialis var. glacialis A. A. Heller 1917-8-13 12916 Placer Ridge northwest of Donner Pass 2377 Comment
  CAS-BOT-BC300818  Erigeron glacialis var. glacialis John H. Thomas; Hazelle A. Thomas 1956-7-21 6111 Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento 2377 Comment
  CAS-BOT-BC300820  Erigeron glacialis var. glacialis A. A. Heller 1917-8-13 12878 Placer Summit Valley 2118 Comment
  CAS-BOT-BC300826  Erigeron glacialis var. glacialis A. A. Heller 1917-8-13 12878 Placer Summit Valley 2118 Comment
  JEPS41397  Erigeron glacialis var. glacialis W. L. Jepson July 1898 Nevada Summit 2133 Comment
  SBBG126276  Erigeron glacialis var. glacialis D. H. Wilken with E. Painter 1991-8-5 15089 Nevada Pacific Crest Trail, near Euer Saddle, N of Boreal Ridge 2225 Comment
  UC196431  Erigeron glacialis var. glacialis C. F. Sonne 1884-7-13 Nevada above Donner Lake on road to Summit Comment
  UC201304  Erigeron glacialis var. glacialis A. A. Heller 1917-8-13 12916 Placer ridge nw Donner Pass 2377 Comment
  UC202224  Erigeron glacialis var. glacialis A. A. Heller 1917-8-13 12878 Placer Summit Valley 2118 Comment
  UC57791  Erigeron glacialis var. glacialis A. A. Heller 1903-7-20 6974 Nevada about Summit Station; Donner Pass Comment
  UC87710  Erigeron glacialis var. glacialis C. F. Sonne Jul 1894 Nevada above Donner lake; Sierra Nevada Mountains Comment
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Aug 2 2009
  UC896082  Erigeron glacialis var. glacialis A. A. Heller 1917-8-13 12878 Placer Summit Valley 2118 Comment
  CAS-BOT-BC295203  Erigeron inornatus A. A. Heller 1916-8-13 12895 Placer Summit Station 2133 Comment
  CAS-BOT-BC295204  Erigeron inornatus A. A. Heller 1916-8-13 12895 Placer Summit Station 2133 Comment
  CAS-BOT-BC295207  Erigeron inornatus John Thomas Howell 1943-7-25 18811 Placer West side of Donner Pass near Norden 2133 Comment
  UCD131982  Erigeron inornatus G. K. Helmkamp; E. A. Helmkamp 2006-8-14 11243 Nevada Northern Sierra Nevada Mountains: about 0.7 mile east of Donner Pass along Donner Pass Road. 2040 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
  SBBG126271  Erigeron inornatus var. inornatus D. H. Wilken with E. Painter 1991-8-5 15092 Nevada Pacific Crest Trail, near Euer Saddle, N of Boreal Ridge 2225 Comment
  SD240858  Erigeron inornatus var. inornatus G. K. Helmkamp, E. A. Helmkamp 2007-8-1 12645 Placer Northern Sierra Nevada Mountains: Donner Pass Road between Donner and Norden, about 0.2 mile east of the Nevada Co. border. 2150 Comment
  UC202221  Erigeron inornatus var. inornatus A. A. Heller 1916-8-13 12895 Placer Summit Station 2133 Comment
  UCD132002  Erigeron inornatus var. inornatus G. K. Helmkamp; E. A. Helmkamp 2007-8-1 12645 Placer Northern Sierra Nevada Mountains. Donner Pass Road between Donner and Norden, about 0.2 mile E of the Nevada County border. 2151 Comment
  UCD159480  Erigeron inornatus var. inornatus D. S. Park 2010-8-21 233 -1 Nevada Off Donner Summit Rd. Abundant in small patches along roadside. Weedy. Disturbed. 2105 Comment
  UCD159481  Erigeron inornatus var. inornatus D. S. Park 2010-8-21 233 -2 Nevada Off Donner Summit Rd. Abundant in small patches along roadside. Weedy. Disturbed. 2105 Comment
  UCR190155  Erigeron inornatus var. inornatus George K. Helmkamp, E. A. Helmkamp 2007-8-1 12645 Placer Northern Sierra Nevada Mountains, Donner Pass Road between Donner and Norden, about 0.2 mile east of the Nevada Co. border 2151 Comment
  CAS-BOT-BC205200  Erigeron miser James R. Shevock 1986-8-1 11743 Nevada Northern Sierra Nevada. Tahoe National Forest. Along road at the switchbacks and just below bridge crossing south side of Interstate 80 and just east on Donner Pass 2100 Comment
  CAS-BOT-BC295518  Erigeron miser Gordon H. True 1968-8-1 4549 Nevada On old Donner Pass Road ca. 2.5 miles west of Donner Lake 1981 Comment
  CAS-BOT-BC295519  Erigeron miser John Thomas Howell 1943-7-17 18487 Nevada Boreal Ridge. West side of Donner Pass near Norden 2133 Comment
  CAS-BOT-BC295520  Erigeron miser A. A. Heller 1927-8-16 14449 Nevada Donner Pass, above Donner Lake Comment
  CAS-BOT-BC295521  Erigeron miser A. A. Heller 1927-8-16 14449 Nevada Donner Pass, above Donner Lake Comment
  CAS-BOT-BC295523  Erigeron miser Betty J. Jorgensen 1944-7-23 523 Nevada Near Norden Comment
  CAS-BOT-BC295524  Erigeron miser John Thomas Howell 1943-7-21 18693 Nevada Donner Pass Comment
  CAS-BOT-BC295525  Erigeron miser A. A. Heller 1903-7-24 7012 Nevada Above Donner Lake below Donner Pass Comment
  CAS-BOT-BC295526  Erigeron miser A. A. Heller 1903-7-24 7012 Nevada Above Donner Lake below Donner Pass Comment
  CAS-BOT-BC295527  Erigeron miser John H. Thomas; Hazelle A. Thomas 1956-7-21 6222 Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento 2377 Comment
  CHSC92105  Erigeron miser Lowell Ahart 2005-7-31 12208 Nevada Between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit. 2062 Comment
  CHSC98383  Erigeron miser Dean Wm. Taylor 1995-8-7 15399 Nevada Donner Pass; along the old highway about 100 yards East of the actual crest. Comment
  GH417560  Erigeron miser A. A. Heller 1927-8-16 14449 Unknown Donner Pass, above Donner Lake Comment
  GH417561  Erigeron miser A. A. Heller 1927-8-16 14449 Unknown Donner Pass 2133 Comment
  GH417562  Erigeron miser A. A. Heller 1903-7-24 7012 Unknown Above Donner Lake below Donner Pass Comment
  GH417767  Erigeron miser Unknown Summit Comment
  JEPS107545  Erigeron miser Lowell Ahart 2005-7-31 12208 Nevada Between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit 2062 Comment
  JEPS109908  Erigeron miser Dean W. Taylor 1995-8-7 15399 Nevada Donner Pass; along the old highway about 100 yards East of the actual crest; Tahoe National Forest 2118 Comment
  JEPS126428  Erigeron miser Steve Matson 2004-6-20 1056 Placer nSNH; just off Old Donner Summit Road (Highway 40); 300 yards east of Old Donner Summit. Comment
  JEPS41792  Erigeron miser W. L. Jepson 1898-7-1 Nevada Summit 2133 Comment
  LA203584  Erigeron miser A. A. Heller; 1927-8-16 14449 Nevada Sierra Nevada, Donner Pass, above Donner Lake Comment
  POM195798  Erigeron miser A. A. Heller 1927-8-16 14449 Nevada Donner Pass, above Donner Lake Comment
  POM303659  Erigeron miser J. T. Howell 1943-7-17 s.n. Nevada West side of Donner Pass near Norden. 2134 Comment
  POM55477  Erigeron miser A. A. Heller 1903-7-24 s.n. Nevada Near Summit Station (Donner Pass) Comment
  RSA0049720  Erigeron miser Dean Wm. Taylor 2013-8-7 21396 Placer Coldstream Valley, headwaters of Cold Creek, draining the southeast flank of Mt. Judah 1889 Comment
  RSA0089880  Erigeron miser Dean Wm. Taylor 2013-8-7 21396 Placer Coldstream Valley, headwaters of Cold Creek, draining the southeast flank of Mt. Judah. 2103 Comment
  RSA3764  Erigeron miser A. A. Heller 1927-8-16 14449 Nevada Donner Pass, above Donner Lake Comment
  RSA399655  Erigeron miser J. T. Howell 1943-7-17 s.n. Nevada West side of Donner Pass near Norden. 2134 Comment
  RSA716175  Erigeron miser L. Ahart 2005-7-31 12208 Nevada Between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit. 2063 Comment
  RSA788670  Erigeron miser J. R. Shevock 1986-8-1 11743 Nevada Tahoe National Forest. Along road at the switchbacks and just below bridge crossing south side of Interstate 80 and just east on Donner Pass. 2100 Comment
  SBBG63318  Erigeron miser A. A. Heller 1927-8-16 14449 Nevada Donner Pass, above Donner Lake Comment
  UC57903  Erigeron miser A. A. Heller 1903-7-24 7012 Nevada above Donner Pass; Donner Lake Comment
  UC669306  Erigeron miser Annie M. Alexander and Louise Kellogg 1941-10-5 2647 Placer e slope Donner Pass 1981 Comment
  UCD132015  Erigeron miser G. K. Helmkamp; E. A. Helmkamp 2006-8-14 11254 Nevada Northern Sierra Nevada Mtns, about 0.7 mile east of Donner Pass, along Donner Pass Road. 2041 Comment
  UCD83611  Erigeron miser Albert Grigarick 2009-8-19 178 Nevada W of Truckee, on E side of Donner Pass, ca. 100 yds. SW of Hwy 40 observation point. 2088 Comment
  UCR176063  Erigeron miser George K. Helmkamp, E. A. Helmkamp 2006-8-14 11254 Nevada Northern Sierra Nevada Mtns, about 0.7 mile east of Donner Pass along Donner Pass Road 2041 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
  POM308728  Erigeron peregrinus Betty J. Jorgensen 1944-8-8 548 B Nevada Along little creek beside Clair Tappaan Lodge. Near Norden. Comment
  POM55473  Erigeron peregrinus A. A. Heller 1903-7-20 6974 Nevada About Summit Station (Donner Pass). Comment
  UCR141787  Erigeron peregrinus June Latting 1978-8-4 s.n. Nevada Sierra Nevada Mtns., Summit Lake trail, Donner Pass 2256 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
  UCD22025  Eriodictyon lobbii Beth Lowe Corbin 1982-8-3 197 Placer Hill west of Onion Creek Campground. Locally abundant. Full sun, SW facing slope. In fine, sandy, granitic soil of disturbed slide area. Perennial herb, stems somewhat decumbent. Flowers dark purple. 1853 Comment
  CHSC9514  Eriogonum incanum J. F. Goodwin 1971-7-11 173 Nevada At Rest Area on Hwy. 20 at Donner Summit, 10.1 mi. sw of Truckee. 2172 Comment
  CHSC9522  Eriogonum incanum J. F. Goodwin 1971-7-11 172 Nevada At Rest Area on Hwy. 20 at Donner Summit, 10.1 mi. sw of Truckee. 2172 Comment
  UCR141816  Eriogonum incanum June Latting 1978-8-4 s.n. Nevada Sierra Nevada Mtns., Summit Lake trail, Donner Pass 2256 Comment
  CAS-BOT-BC259328  Eriogonum lobbii John Thomas Howell 1943-7-17 18508 Nevada Boreal Ridge. West side of Donner Pass near Norden 2133 Comment
  CAS-BOT-BC259330  Eriogonum lobbii A. A. Heller 1903-7-24 7011 Nevada About Summit Station (Donner Pass) Comment
  CAS-BOT-BC259332  Eriogonum lobbii A. A. Heller 1903-7-24 7011 Nevada About Summit Station (Donner Pass) Comment
  CAS-BOT-BC259333  Eriogonum lobbii Betty J. Jorgensen 1944-7-23 522 Nevada Near Norden Comment
  CAS-BOT-BC259349  Eriogonum lobbii A. A. Heller 1917-8-14 12923 Placer Mt. Lincoln south of Summit Valley 2499 Comment
  CAS-BOT-BC259350  Eriogonum lobbii John Thomas Howell 1943-7-26 18844 Placer Mt. Lincoln Comment
  CAS-BOT-BC259352  Eriogonum lobbii A. A. Heller 1917-8-14 12923 Placer Mt. Lincoln south of Summit Valley 2499 Comment
  CDA16814  Eriogonum lobbii G. F. Hrusa, J. Glazner 2001-7-15 15953 Placer Sierra Nevada; Crows Nest Pk. immed. W of Sugarbowl. 2377 Comment
  UCD21612  Eriogonum lobbii E. Dean; M. Starbuck, C. Tresan, S. Tresan 2001-6-30 1280 Placer Vicinity of the town of Soda Springs. Along trail that starts at Soda Springs Rd. and travels E from the Serene Lakes region up ca. 100 m to a ridge that looks down on Lake Van Norden and railroad tracks. Open W-facing granite slope at tree-line, ascending ridge. 2300 Comment
  UCD75737  Eriogonum lobbii Ellen Dean, M. Starbuck,; K. Mawdsley, G. Harrington, M. Bibbo, J. Poloske 2008-7-20 5199 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
  POM165286  Eriogonum lobbii var. lobbii A. A. Heller 1903-7-24 7011 Nevada About Summit Station (Donner Pass). From type locality. Comment
  UC58554  Eriogonum lobbii var. lobbii A. A. Heller 1903-7-24 7011 Nevada about Summit Station (Donner Pass) Comment
  UC6351  Eriogonum lobbii var. lobbii J. Burtt Davy Jun 25 1897-Jun 30 1897 3226 Nevada Bierstadt Peak Truckee River Basin, Bierstadt Peak 2286 Comment
  UC849509  Eriogonum lobbii var. lobbii A. A. Heller 1917-8-14 12923 Placer s Summit Valley; Mt. Lincoln 2499 Comment
  GH364310  Eriogonum marifolium A. A. Heller 1903-7-24 7014 Unknown Near Summit Station (Donner Pass) Comment
  GH364317  Eriogonum marifolium M. E. Jones 1900-7-26 6517 Unknown Summit, Sierra Nevada Mts. Comment
Read comments
Apr 24 2013
  HSC35041  Eriogonum marifolium Thomas W. Nelson, Jane P. Nelson 1974-6-17 1369 Nevada S of Donner Pass Rest area, Hwy. 80 2591 Comment
  JEPS56783  Eriogonum marifolium W. L. Jepson July, 1898 Nevada Summit 2133 Comment
  POM165288  Eriogonum marifolium A. A. Heller 1903-7-24 7014 Nevada Near Summit Station (Donner Pass). Comment
  UC155208  Eriogonum marifolium Katharine Brandegee 1911-7-19 Nevada Donner summit Comment
  UC161656  Eriogonum marifolium J. Torrey 1865-1 441 Nevada High Mountain near Donner Pass; Sierra Nevada Comment
  UC58487  Eriogonum marifolium A. A. Heller 1903-7-24 7014 Nevada near Summit Station (Donner Pass) Comment
  UC625492  Eriogonum marifolium Frank W. Gould 1938-6-25 433 Nevada mountainside on n side of Donner Pass Donner Pass 2225 Comment
  UCD75941  Eriogonum marifolium Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5180 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
  CAS-BOT-BC263287  Eriogonum marifolium var. marifolium John Thomas Howell 1943-7-21 18649 Placer Donner Pass to Mt. Lincoln Comment
  CAS-BOT-BC267351  Eriogonum marifolium var. marifolium A. A. Heller 1903-7-24 7014 Nevada Near Summit Station (Donner Pass) Comment
  CAS-BOT-BC267352  Eriogonum marifolium var. marifolium A. A. Heller 1903-7-24 7014 Nevada Near Summit Station (Donner Pass) Comment
  CAS-BOT-BC267357  Eriogonum marifolium var. marifolium Belle R. Jackson 1932-6-1 s.n. Nevada Donner Summit Comment
  CAS-BOT-BC267362  Eriogonum marifolium var. marifolium Gordon H. True 1962-6-19 729 Nevada Donner Pass, Sierra Nevada 2164 Comment
  CAS-BOT-BC267363  Eriogonum marifolium var. marifolium Gordon H. True; John Thomas Howell 1974-8-14 7801 Nevada Meadow on old Donner Pass Highway, 2.5 miles west of Donner Lake 1981 Comment
  CAS-BOT-BC267365  Eriogonum marifolium var. marifolium John Thomas Howell 1943-7-15 18372 Nevada Boreal Ridge, west side of Donner Pass near Norden 2133 Comment
  CAS-BOT-BC267368  Eriogonum marifolium var. marifolium Gordon H. True 1966-6-23 2945 Nevada Boreal Ridge, about 8 miles west of Truckee and just east of summit 2194 Comment
  CAS-BOT-BC267371  Eriogonum marifolium var. marifolium Gordon H. True 1974-8-7 7773 Nevada Trail from Summit Lake to base of Castle Peak Ridge 2407 Comment
  CAS-BOT-BC267372  Eriogonum marifolium var. marifolium Gordon H. True 1972-8-24 7421 Nevada Andesite Ridge just south of Castle Pass, Sierra Nevada 2407 Comment
  CHSC108612  Eriogonum marifolium var. marifolium L. P. Janeway; B. Castro 2011-8-27 10678 Nevada Northern High Sierra Nevada. Along old Donner Pass Road (historic US 40) about half way between Donner Pass and Donner Lake. 2007 Comment
  CHSC108613  Eriogonum marifolium var. marifolium L. P. Janeway; B. Castro 2011-8-27 10679 Nevada Northern High Sierra Nevada. Along old Donner Pass Road (historic US 40) about half way between Donner Pass and Donner Lake. 2007 Comment
  UCD21613  Eriogonum nudum E. Dean; M. Starbuck, C. Tresan, S. Tresan 2001-6-30 1281 Placer Vicinity of the town of Soda Springs. Along trail that starts at Soda Springs Rd. and travels E from the Serene Lakes region up ca. 100 m to a ridge that looks down on Lake Van Norden and railroad tracks. Open W-facing granite slope at tree-line, ascending ridge. 2300 Comment
  UCD21937  Eriogonum nudum Beth Lowe Corbin 1982-8-3 177 Placer Onion Creek campground. In fine, sandy, granitic soil. Somewhat disturbed area in dry, open meadow. Mostly sun. Moderately common. Southwest facing slope. 1841 Comment
  CAS-BOT-BC264805  Eriogonum nudum var. deductum unspecified No date on label. 12884 Placer Summit Station 2121 Comment
  CAS-BOT-BC264806  Eriogonum nudum var. deductum unspecified No date on label. 12884 Placer Summit Station 2121 Comment
  CAS-BOT-BC264807  Eriogonum nudum var. deductum J. F. Emmel 1969-7-18 190 Placer Ridge between Mt. Judah and Sugar Bowl near Donner Pass 2225 Comment
  CAS-BOT-BC264810  Eriogonum nudum var. deductum John H. Thomas; Hazelle A. Thomas 1956-7-21 6161 Placer Vicinity of Donner Pass, about 80 miles northeast of Sacramento, Sierra Nevada 2377 Comment
  CAS-BOT-BC264814  Eriogonum nudum var. deductum John Thomas Howell 1943-7-24 18804 Placer West side of Donner Pass near Norden 2133 Comment
  UC1735821  Eriogonum nudum var. deductum Dean W. Taylor 1970-7-18 561 Nevada trail from Donner Summit to Castle Peak 2438 Comment
Read comments
Jun 17 2010
  UC849639  Eriogonum nudum var. deductum Ira W. Clokey 12884 Placer Summit Station 2121 Comment
  UC85942  Eriogonum nudum var. deductum T. S. Brandegee Sept. 1888 Nevada Summit (Donner) Comment
  SEINET11262480  Eriogonum nudum var. nudum Larry C. Higgins 1968-7-14 1736 Nevada Donner Summit.; 0 2207 Comment
  UCD100613  Eriogonum nudum var. nudum G. K. Helmkamp; E. A. Helmkamp 2006-8-14 11253 Nevada Northern Sierra Nevada Mtns, about 0.7 mile east of Donner Pass, along Donner Pass Road. 2041 Comment
  UCR176062  Eriogonum nudum var. nudum George K. Helmkamp, E. A. Helmkamp 2006-8-14 11253 Nevada Northern Sierra Nevada Mtns, about 0.7 mile east of Donner Pass along Donner Pass Road 2041 Comment
  UCD21608  Eriogonum spergulinum E. Dean; M. Starbuck, C. Tresan, S. Tresan 2001-6-30 1277 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-BC269933  Eriogonum spergulinum var. reddingianum A. A. Heller No date on label 12894 Placer Summit Station 2121 Comment
  CAS-BOT-BC269934  Eriogonum spergulinum var. reddingianum A. A. Heller No date on label 12894 Placer Summit Station 2121 Comment
  CAS-BOT-BC269936  Eriogonum spergulinum var. reddingianum Betty J. Jorgensen 1944-7-2 514 Placer Along summit near Donner Pass Comment
  CAS-BOT-BC272702  Eriogonum spergulinum var. reddingianum T. S. Brandegee 1885-8-1 s.n. Nevada Donner Comment
  CAS-BOT-BC272706  Eriogonum spergulinum var. reddingianum John Thomas Howell 1943-7-15 18378 Nevada Boreal Ridge, West side of Donner Pass near Norden 2133 Comment
  CAS-BOT-BC272707  Eriogonum spergulinum var. reddingianum Gordon H. True 1965-6-30 2140 Nevada Just west of Truckee near Donner State Park 1828 Comment
  CHSC80859  Eriogonum spergulinum var. reddingianum Lowell Ahart 2001-7-21 8977 Nevada Near the edge of a large meadow, on the south side of the dirt road, 30 yards east of the old sheep corral, northeast of Lake Van Norden, about 1 1/2 miles east of Soda Springs. 2063 Comment
  JEPS56334  Eriogonum spergulinum var. reddingianum W. L. Jepson July, 1898 Nevada Summit 2133 Comment
  UC77555  Eriogonum spergulinum var. reddingianum Brandegee Aug 1885 Nevada Donner Comment
  UC849786  Eriogonum spergulinum var. reddingianum none 12894 Placer Summit Station 2121 Comment
  UCR141777  Eriogonum spergulinum var. reddingianum June Latting 1978-8-4 s.n. Nevada Sierra Nevada Mtns., Summit Lake trail, Donner Pass 2256 Comment
  A364579  Eriogonum umbellatum var. nevadense J. T. Howell 1943-7-26 18842 Unknown Mt. Lincoln Comment
  CAS-BOT-BC265118  Eriogonum umbellatum var. nevadense A. A. Heller 1903-7-27 7023 Nevada Donner Pass near the railroad crossing Comment
  CAS-BOT-BC265121  Eriogonum umbellatum var. nevadense Betty J. Jorgensen 1944-7-29 543 Nevada Clair Tappaan Lodge, near Norden Comment
  CAS-BOT-BC265130  Eriogonum umbellatum var. nevadense Gordon H. True 1962-6-19 730 Nevada Donner Pass, Sierra Nevada 2164 Comment
  CAS-BOT-BC265133  Eriogonum umbellatum var. nevadense Gordon H. True; John Thomas Howell 1972-7-6 7267 Nevada Andesite Ridge between Castle Pass and Andesite Peak 2407 Comment
  CAS-BOT-BC265135  Eriogonum umbellatum var. nevadense John Thomas Howell 1943-7-16 18432 Nevada Boreal Ridge, West side of Donner Pass near Norden 2133 Comment
  CAS-BOT-BC265141  Eriogonum umbellatum var. nevadense Gordon H. True 1972-8-24 7422 Nevada Andesite Ridge just south of Castle Pass, Sierra Nevada 2407 Comment
  CAS-BOT-BC265148  Eriogonum umbellatum var. nevadense John H. Thomas; Hazelle A. Thomas 1956-7-21 6130 Placer Vicinity of Donner Pass, about 80 miles northeast of Sacramento, Sierra Nevada 2377 Comment
  CAS-BOT-BC265153  Eriogonum umbellatum var. nevadense Henry M. Pollard 1936-7-1 s.n. Placer Mt. Lincoln, Donner region Comment
  CAS-BOT-BC265154  Eriogonum umbellatum var. nevadense Henry M. Pollard 1936-7-1 s.n. Placer Mt. Lincoln, Donner region Comment
  CAS-BOT-BC265158  Eriogonum umbellatum var. nevadense John Thomas Howell 1943-7-26 18842 Placer Mt. Lincoln Comment
  CDA16813  Eriogonum umbellatum var. nevadense G. F. Hrusa, J. Glazner 2001-7-15 15952 Placer Sierra Nevada; Face of Crows Nest Pk. immed. W of Sugarbowl. 2377 Comment
  CHSC108548  Eriogonum umbellatum var. nevadense L. P. Janeway; B. Castro 2011-8-29 10714 Nevada Northern High Sierra Nevada. Donner Summit; north side of Hwy I-80 at exit to Boreal Ski Area. 2195 Comment
  GH364569  Eriogonum umbellatum var. nevadense A. A. Heller 1903-8-17 Unknown High ridge above Donner Pass 2590 Comment
  GH364573  Eriogonum umbellatum var. nevadense A. A. Heller 1903-7-27 7023 Unknown Donner Pass near the railroad crossing Comment
  POM165273  Eriogonum umbellatum var. nevadense A. A. Heller 1903-7-27 41257 Nevada Near Summit Station (Donner Pass). Comment
  UC144284  Eriogonum umbellatum var. nevadense A. A. Heller 1903-8-17 Nevada high ridge above Donner Pass 2590 Comment
  UC1735868  Eriogonum umbellatum var. nevadense Dean W. Taylor 1970-7-15 518 Nevada trail from Donner Summit to Castle Peak 2590 Comment
  UC615502  Eriogonum umbellatum var. nevadense Beryl O. Schreiber 1932-9-11 770 Placer Summit Comment
  UC85408  Eriogonum umbellatum var. nevadense A. A. Heller 1903-7-27 7023 Nevada Donner Pass near railroad crossing; Donner Pass Comment
  UCD75742  Eriogonum umbellatum var. nevadense Ellen Dean, M. Starbuck,; K. Mawdsley, G. Harrington, M. Bibbo, J. Poloske 2008-7-20 5206 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
  UCD75759  Eriogonum umbellatum var. nevadense Ellen Dean, M. Starbuck,; K. Mawdsley, G. Harrington, M. Bibbo, J. Poloske 2008-7-20 5231 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, ridge between Southern Pacific RR tracks and railroad tunnel to the west of Lakeview Canyon, along undeveloped road downslope of off-road vehicle location. 2194 Comment
  RSA765321  Eriogonum umbellatum var. polyanthum Doris Bowers 1973-8-2 2093 Nevada N/o Donner Pass 2439 Comment
  UCD101502  Eriogonum umbellatum var. torreyanum Tamara Kan 1992-8-1 s.n. Placer on Mt. Disney, just inside boundary of Onion Creek Experimental Forest, at top of south east facing drainage. 2377 Comment
  UCD101506  Eriogonum umbellatum var. torreyanum Tamara Kan 1992-8-1 s.n. Placer on Mt. Disney, just inside boundary of Onion Creek Experimental Forest, at top of south-east facing drainage. 2377 Comment
  CAS-BOT-BC262218  Eriogonum ursinum Walter Knight; Irja Knight 1968-5-22 2582 Nevada Originally collected near Soda Springs, Donner Pass 2011 Comment
  SCFS1004  Eriogonum ursinum E. Krimmel 2014-6-26 Placer Comment
  UC77785  Eriogonum ursinum C. F. Sonne 1894-9-2 Placer mts. s Summit Station; Sierra Nevada Mountains 2438 Comment
  UCD101330  Eriogonum ursinum Tamara Kan 1992-8-1 s.n. Placer on Mt. Disney, just inside boundary of Onion Creek Experimental Forest, at top of south east facing drainage. 2377 Comment
  GH364609  Eriogonum wrightii A. M. Alexander & L. Kellogg 1941-10-5 2646 Unknown Donner Pass 1981 Comment
  SCFS11529134  Eriogonum wrightii E. Krimmel, F. Felix 2012-9-13 Placer NFAm trail 1 mi above Heath Falls. Comment
  UCD83610  Eriogonum wrightii Albert Grigarick 2009-8-19 177 Nevada W of Truckee, Donner Pass area, ca. 50 yds. E of Hwy 40, Summit Gate, on S side of road. 2155 Comment
  CAS-BOT-BC261915  Eriogonum wrightii var. subscaposum C. G. Pringle 1882-9-1 s.n. Nevada Summit Valley, Sierra Nevada Mts Comment
  CAS-BOT-BC261925  Eriogonum wrightii var. subscaposum A. A. Heller 1903-8-14 7165 Nevada Above Donner Lake toward Donner Pass Comment
  CAS-BOT-BC261927  Eriogonum wrightii var. subscaposum A. A. Heller 1903-8-14 7165 Nevada Above Donner Lake toward Donner Pass Comment
  CAS-BOT-BC261928  Eriogonum wrightii var. subscaposum A. A. Heller 1903-8-14 7165 Nevada Above Donner Lake toward Donner Pass Comment
  CDA1338  Eriogonum wrightii var. subscaposum L. Ahart 2005-8-3 12365 Nevada Donner Pass, SE of Donner Summit. S of old Hwy 80. Comment
  CDA16809  Eriogonum wrightii var. subscaposum G. F. Hrusa, J. Glazner 2001-7-15 15948 Placer Sierra Nevada; Near summit of Crows Nest Pk. immed. W of Sugarbowl. 2377 Comment
  CHSC92049  Eriogonum wrightii var. subscaposum Lowell Ahart 2005-8-30 12365 Nevada On the old road, south of the old Highway 80, southeast of Donner Pass and Donner Summit. 2054 Comment
  CHSC97800  Eriogonum wrightii var. subscaposum L. P. Janeway; B. Castro 2007-9-29 9213 Nevada Northern High Sierra Nevada. Along Old Donner Pass Road 0.4 km northeast of Donner Pass. South-facing granite sand around granite rock outcrops. 2118 Comment
  GH364645  Eriogonum wrightii var. subscaposum A. A. Heller 1903-8-14 7165 Unknown Above Donner Lake toward Donner Pass Comment
  JEPS107579  Eriogonum wrightii var. subscaposum Lowell Ahart 2005-8-30 12365 Nevada On the old road, south of the old Highway 80, southeast of Donner Pass and Donner Summit 2054 Comment
  POM165303  Eriogonum wrightii var. subscaposum A. A. Heller 1903-8-14 4125 Nevada Above Donner Lake toward Donner Pass. Comment
  RSA716316  Eriogonum wrightii var. subscaposum L. Ahart 2005-8-30 12365 Nevada Normal size stems from a low shrub, on dry bare granite soil, on the old road, south of the old Hiway 80, southeast of Donner Pass and Donner Summit. 2055 Comment
  RSA750702  Eriogonum wrightii var. subscaposum George K. Helmkamp, E. A. Helmkamp 2008-8-20 14023 Placer Donner Pass Road on the west side of Donner Pass and east of Norden. 2149 Comment
  UC58489  Eriogonum wrightii var. subscaposum A. A. Heller 1903-8-14 7165 Nevada toward Donner Pass above Donner Lake Comment
  UC669302  Eriogonum wrightii var. subscaposum Annie M. Alexander and Louise Kellogg 1941-10-5 2646 Placer e slope, Donner Pass Donner Pass 1981 Comment
  UCR201908  Eriogonum wrightii var. subscaposum George K. Helmkamp, E. A. Helmkamp 2008-8-20 14023 Placer Northern Sierra Nevada Mountains, Donner Pass Road on the west side of Donner Pass and east of Norden 2149 Comment
  GH427159  Eriophyllum lanatum F. A. MacFadden 1933-7-10 Unknown West side of Summit, Donner Lake Highway Comment
  CAS-BOT-BC308254  Eriophyllum lanatum var. integrifolium John Thomas Howell 1943-7-21 18668 Placer Mt. Lincoln Comment
  UCD22367  Erysimum capitatum Beth Lowe Corbin 1982-8-2 161 Placer Onion Creek Campground. S facing slope. Relatively common. Partial sun. In conifer duff over sandy, granitic soil in mixed conifer forest. Biennial herb, with bright yellow flowers and purplish stems. 1841 Comment
  UCR120248  Erysimum capitatum var. capitatum George K. Helmkamp, E. A. Helmkamp, A. Kerchner 1999-6-29 5034 Placer Northern Sierra Nevada Range, N of Hwy I-80 at west exit to Donner Lake; opening to Negro Canyon 2134 Comment
  RSA101880  Erysimum capitatum var. perenne G. B. Rossbach, Ruth P. Rossbach 1938-7-23 896 Placer S side Donner Pass, just W of Donner Lake. (Several miles W of type locality for E. nevadense Heller). 2226 Comment
  RSA101898  Erysimum capitatum var. perenne G. B. Rossbach, Ruth P. Rossbach 1938-7-23 895 Nevada N side of Donner Pass, just W of Donner L. (Several miles W of type locality for E. nevadenses Heller). 2195 Comment
  CAS-BOT-BC124183  Erysimum perenne Amos Arthur Heller 1903-7-17 6956 Nevada Ridge near the lower end of Donner Lake (south side) Comment
  CAS-BOT-BC55081  Erysimum perenne John Thomas Howell 1943-7-17 18454 Nevada West side of Donner Pass near Norden. 2133 Comment
  CAS-BOT-BC55088  Erysimum perenne Belle R. Jackson 1932-6-1 s.n. Nevada Donner Summit. Comment
  CAS-BOT-BC55089  Erysimum perenne Betty J. jorgensen 1944-6-4 448 Nevada Nera Norden. South slope of Boreal Ridge. Comment
  CAS-BOT-BC55092  Erysimum perenne G. B. Rossbach; R. P. Rossbach 1938-6-23 896 Placer South side Donner Pass, just west of Donner Lake, northeast Placer county. 2225 Comment
  CAS-BOT-BC55100  Erysimum perenne John H. Thomas; Hazelle A. Thomas 1956-7-21 6120 Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento. 2377 Comment
  CDA16815  Erysimum perenne G. F. Hrusa, J. Glazner 2001-7-15 15954 Placer Sierra Nevada; N summit face of Crows Nest Pk. immed. W of Sugarbowl. 2346 Comment
  GH379544  Erysimum perenne G. B. Rossbach & R. P. Rossbach 1938-6-23 896 Unknown so. side Donner Pass, just w. of Donner lake, no.-ea. Placer Co. 2621 Comment
  GH379580  Erysimum perenne A. A. Heller 1903-8-17 Unknown High ridge above Donner Pass 2590 Comment
  GH387500  Erysimum perenne G. B. Rossbach & R. P. Rossbach 1938-7-23 895 Unknown no. side of Donner Pass, just w. of Donner Lake, so.-ea. Nevada Co. (Several mi. w. of type locality for E. nevadense Heller.) 2194 Comment
  UC1034890  Erysimum perenne G. B. and R. P. Rossbach 1938-7-23 896 Placer s side of pass just w Donner Lake; Donner Pass 2225 Comment
  UCD75963  Erysimum perenne Ellen Dean, M. Starbuck,; G. Harrington, M. Bibbo, J. Poloske, K. Mawdsley 2008-7-20 5230 Placer Donner State Park, newly acquired lands to the SW of Donner Lake. Ridge between Southern Pacific RR tracks and railroad tunnel to the west of Lakeview Canyon. Along undeveloped road downslope of off-road vehicle parking area/turnabout. 2194 Comment
  CHSC92099  Erythranthe breweri Lowell Ahart 2005-7-31 12251 Nevada In a small meadow and near a small wash, between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit. 2062 Comment
  SBBG66748  Erythranthe breweri A. A. Heller 1927-8-17 14457 Nevada Donner Lake Comment
  SD44061  Erythranthe lewisii Frank Chadwick 1950-8-27 Nevada Sugar Bowl Lodge Norden Comment
  SEINET14349385  Erythranthe moschata J. Pierce 1973-9-9 s.n. Nevada Castle Peak, near roadside. 2286 Comment
  SEINET14349435  Erythranthe moschata M. J. Williams 1973-7-3 73 -G-10 Nevada At Boreal Ridge, near Castle Peak off-ramp from I-80. 2210 Comment
  CHSC85680  Erythranthe tilingii G. F. Hrusa; J. Glazner 2001-7-15 15935 Placer Northern Sierra Nevada. On N face of Crows Nest Pk. immed. W of Sugarbowl. 2286 Comment
  CAS-BOT-BC310352  Eucephalus breweri A. A. Heller 1903-7-29 7043 Nevada Above Donner Lake toward Donner Pass Comment
  CAS-BOT-BC310353  Eucephalus breweri A. A. Heller 1903-7-29 7043 Nevada Above Donner Lake toward Donner Pass Comment
  CAS-BOT-BC310355  Eucephalus breweri Lewis S. Rose 1968-7-20 68185 Nevada Donner Summit 2194 Comment
  CAS-BOT-BC310369  Eucephalus breweri A. A. Heller 1916-8-13 12908 Placer Summit hotel 2133 Comment
  CAS-BOT-BC310370  Eucephalus breweri A. A. Heller 1916-8-13 12908 Placer Summit hotel 2133 Comment
  CAS-BOT-BC310374  Eucephalus breweri J. F. Emmel 1970-6-21 316 Placer Slope, 0.6 air mile s. of south end of Lake Mary, s. of Donner Pass 2286 Comment
  CAS-BOT-BC310375  Eucephalus breweri J. F. Emmel 1970-7-18 319 Placer Slope, 0.6 mile s. of south end of Lake Mary, s. of Donner Pass 2286 Comment
  CAS-BOT-BC310376  Eucephalus breweri J. F. Emmel 1968-7-25 101 Placer North slope of Donner Peak 2286 Comment
  CAS-BOT-BC310377  Eucephalus breweri John Thomas Howell 1943-7-21 18656 Placer Donner Pass to Mt. Lincoln Comment
  CAS-BOT-BC310378  Eucephalus breweri John H. Thomas; Hazelle A. Thomas 1956-7-21 6119 Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento 2377 Comment
  JEPS2449  Eucephalus breweri W. L. Jepson 1898-7-1 14676 Nevada Summit 2133 Comment
  SJSU11797  Eucephalus breweri H. T. Harvey 1958-8-19 Placer Sugar Bowl 1 mi S of Donner Summit 2164 Comment
  UC201302  Eucephalus breweri A. A. Heller 1916-8-13 12908 Placer 2133 Comment
  UC57795  Eucephalus breweri A. A. Heller 1903-7-29 7048 Nevada above, toward Donner Pass Donner Lake Comment
  UC894598  Eucephalus breweri A. A. Heller 1903-7-29 7048 Nevada above, (toward Donner Pass) Donner Lake Comment
  UC894600  Eucephalus breweri A. A. Heller 1916-8-13 12908 Placer Summit Hotel 2133 Comment
  UCD75687  Eucephalus breweri Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5136 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
  UCR257733  Eucephalus breweri George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19517 Placer Northern Sierra Nevada Mountains, Sugar Bowl Road, 0.4 mile south of its junction with Donner Pass Road, just west of Lake Mary 2136 Comment
  CAS-BOT-BC310503  Eurybia integrifolia Kellogg No date on label s.n. Unknown Summit Sierra Nevada Comment
  CAS-BOT-BC312122  Eurybia integrifolia Peter Rubtzoff 1976-9-18 8854 Nevada West side of lake, Lake Van Norden, Sierra Nevada 2063 Comment
  CAS-BOT-BC312156  Eurybia integrifolia John Thomas Howell 1943-7-21 18687 Nevada West side of Donner Pass near Norden 2133 Comment
  CAS-BOT-BC312157  Eurybia integrifolia A. A. Heller 1917-8-13 12906 Placer Near Summit hotel in granite 2133 Comment
  CAS-BOT-BC312158  Eurybia integrifolia A. A. Heller 1917-8-13 12906 Placer Near Summit hotel in granite 2133 Comment
  UC203811  Eurybia integrifolia A. A. Heller 1917-8-13 12906 Placer near Summit hotel 2133 Comment
  SEINET953017  Fabaceae G. K. Helmkamp, E. A. Helmkamp 2006-1 11255 Nevada Northern Sierra Nevada Mtns: about 0.7 mile east of Donner Pass along Donner Pass Rd. (Noren 7.5 Q) 2041 Comment
  CHSC80911  Festuca rubra Lowell Ahart 2001-7-21 8986 Nevada On the south side of the dirt road, in the old sheep corral, northeast of Lake Van Norden, about 1 1/2 miles east of Soda Springs. 2063 Comment
  SACT001217  Festuca rubra D. Meyer 1984-8-26 Placer 1660.0 Comment
  UCD74212  Festuca trachyphylla Jennifer W. Burt; Kate Mawdsley, Belinda Lo 2006-7-28 225 Placer Sugarbowl active ski area, off Hwy 80 near Soda Springs - collected from center of 'Terrain Park' ski run. 2221 Comment
  CAS-BOT-BC282549  Festuca viridula Gordon H. True 1966-6-23 2961 Nevada Boreal Ridge about 8 miles west of Truckee and just east of summit 2194 Comment
  CAS-BOT-BC282554  Festuca viridula John Thomas Howell 1943-7-23 18720 Nevada Between Donner Pass and West Lake Comment
  CAS-BOT-BC282563  Festuca viridula A. A. Heller 1903-8-12 7154 Nevada Ridge south of Donner Pass 2590 Comment
  CAS-BOT-BC282564  Festuca viridula A. A. Heller 1903-8-12 7154 Nevada Ridge south of Donner Pass 2590 Comment
  CAS-BOT-BC282565  Festuca viridula A. A. Heller 1917-8-14 12926 Placer Mt. Lincoln south of Summit Valley 2499 Comment
  CAS-BOT-BC282566  Festuca viridula A. A. Heller 1917-8-14 12926 Placer Mt. Lincoln south of Summit Valley 2499 Comment
  GH341991  Festuca viridula A. A. Heller 1903-8-12 7154 Unknown Ridge south of Donner Pass at 8500 feet Comment
  GH341994  Festuca viridula A. A. Heller 1917-8-14 12926 Unknown Mt. Lincoln south of Summit valley 2499 Comment
  POM205663  Festuca viridula A. A. Heller 1903-8-12 7154 Nevada Ridge S of Donner Pass 2591 Comment
  SACT001207  Festuca viridula Michael Baad 1983-9-3 Placer From Sprite Inn to western slope of Mountain Judah near summit. 2286.0 Comment
  SBBG126263  Festuca viridula D. H. Wilken with E. Painter 1991-8-5 15090 Nevada Pacific Crest Trail, near Euer Saddle, N of Boreal Ridge Comment
  SEINET10522026  Festuca viridula Melvin L. Conrad, Patricia L. Kenney; Douglas G. LeDoux 1973-6-26 Conrad 7270 Nevada Pine forest among granite boulders across road N from Soda Springs Hotel on W side of Donner Pass. 2134 Comment
  SEINET239050 Image available Festuca viridula G. K. Helmkamp, E. A. Helmkamp 1999-6-30 5097 Placer Northern Sierra Nevadas: Soda Springs Road .9 miles south of Donner Pass Road approaching Ice Lakes. 2104 Comment
  UC247369  Festuca viridula A. S. Hitchcock 1913-7-15 485 Nevada vicinity Truckee (near summit of Mount Lincoln); Mount Lincoln Comment
  UC58029  Festuca viridula A. A. Heller 1903-8-12 7154 Nevada ridge s Donner Pass 2590 Comment
  UC818180  Festuca viridula A. A. Heller 1917-8-14 12926 Placer s of Summit Valley; Mt. Lincoln 2499 Comment
  UCD66504  Festuca viridula Beecher Crampton 1977-6-29 9505 Nevada new Donner Summit, I. S. Hwy 80. 2194 Comment
  UCD66512  Festuca viridula A. A. Heller 1903-7-18 7154 Nevada Summit. Comment
  UCD66513  Festuca viridula A. A. Heller 1903-7-18 7154 Nevada Summit. Comment
  UCD66514  Festuca viridula A. A. Heller 1917-8-14 12926 Placer Mt. Lincoln south of Summit valley. 2499 Comment
  UCD66515  Festuca viridula A. A. Heller 1917-8-14 12926 Placer Mt. Lincoln south of Summit valley. 2499 Comment
  UCD74214  Festuca viridula Jennifer W. Burt; Kate Mawdsley, Belinda Lo 2006-7-26 227 Placer Sugarbowl active ski area, off Hwy 80 near Soda Springs - collected from center of 'Central Pacific' ski run. 2196 Comment
  UCD75730  Festuca viridula Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5170 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, along Emigrant Trail on the N side of the north fork of Cold Creek, south side of trail between creek and trail. 2136 Comment
  UCR110999  Festuca viridula George K. Helmkamp, E. A. Helmkamp 1999-6-30 5097 Placer Northern Sierra Nevadas, Soda Springs Road 0.9 mi south of Donner Pass Road, approaching Ice Lakes. 2104 Comment
  CAS-BOT-BC504555  Fritillaria atropurpurea Hazelle A. Thomas; John H. Thomas 1956-7-21 6095 Placer Vicinity of Donner Pass, about 80 miles northeast of Sacramento, Sierra Nevad 2377 Comment
  UCD23225  Fritillaria atropurpurea Rex Palmer 1979-6-9 N 132 Placer Headwaters basin area of the North Fork of the American River. Mt. Lincoln. Comment
  GH385907  Galium bifolium A. A. Heller 1903-7-29 Unknown Above Donner Lake toward Donner Pass Comment
  SD146164  Galium bifolium G. K. Helmkamp, E. A. Helmkamp, A. Kerchner 1999-6-29 5021 A Placer Northern Sierra Nevada Range: N of Hwy I-80 at west exit to Donner Lake; opening to Negro Canyon 2134 Comment
  UC144571  Galium bifolium A. A. Heller 1903-7-29 Nevada above Donner Lake (toward Donner Pass) Comment
  UCD75698  Galium bifolium Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5147 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
  UCR121487  Galium bifolium George K. Helmkamp, E. A. Helmkamp, A. Kerchner 1999-6-29 5021 A Placer Northern Sierra Nevada Range, N of Hwy I-80 at west exit to Donner Lake; opening to Negro Canyon 2134 Comment
  UCR226138  Galium bifolium Ellen Dean, M. Starbuck, Gordon Harrington, Jennifer J. Buck, Mark Bibbo, J. Poloske, T. Sasaki 2008-7-19 5147 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, forest clearing off trail 2113 Comment
  GH385995  Galium grayanum J. T. Howell 1943-7-26 18841 Unknown Mt. Lincoln Comment
  JEPS27420  Galium grayanum Ehrendorfer and Stebbins 1959-6-21 5905 Nevada Sugar Bowl Sierra Nevada, Donner Pass 2194 Comment
  UCD22292  Galium grayanum Beth Lowe Corbin 1982-8-12 333 Placer 1/8 mile NE of Onion Creek Campground. 1844 Comment
  CDA16818  Galium grayanum subsp. grayanum G. F. Hrusa, J. Glazner 2001-7-15 15957 Placer Sierra Nevada; Crows Nest Pk. immed. W of Sugarbowl. 2377 Comment
  CDA16821  Galium grayanum subsp. grayanum G. F. Hrusa, J. Glazner 2001-7-15 15961 Placer Sierra Nevada; Crows Nest Pk. immed. W of Sugarbowl. 2377 Comment
  POM303632  Galium grayanum var. grayanum J. T. Howell 1943-7-26 18840 Placer Mt. Lincoln. Comment
  RSA39976  Galium grayanum var. grayanum J. T. Howell 1943-7-26 18840 Placer Mt. Lincoln. Comment
  UC710556  Galium grayanum var. grayanum John Thomas Howell 1943-7-26 18840 Placer Mt. Lincoln Comment
  UCD75773  Galium trifidum Ellen Dean; M. Bibbo, J. Poloske, M. Starbuck 2008-7-20 5246 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
  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
  UCD75694  Galium triflorum Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5143 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
  CHSC111233  Gaultheria ovatifolia Karen I. Callahan; Karen Loro 2013-7-5 29 Nevada No. Sierra Nevada foothills. No. of Nevada City. Along Omega Road (Road # 29) about 1.5 miles from Highway 20 intersection. 1360 Comment
  CAS-BOT-BC478500  Gayophytum John H. and Hazelle A. Thomas 1956-7-21 6162 Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento 2377 Comment
  UCD21989  Gayophytum Beth Lowe Corbin 1982-8-2 158 Placer Onion Creek campground. In fine, sandy, granitic soil. Annual herb; Flowers whitish to pink. Open spot between trees. Partial shade. South facing slope. Locally abundant. 1841 Comment
  POM308696  Gayophytum diffusum subsp. diffusum Betty J. Jorgensen 1944-7-16 519 Nevada Near Norden. Clair Tappaan Lodge Comment
  JEPS27541  Gayophytum diffusum subsp. parviflorum W. L. Jepson July, 1898 14440 Nevada Summit sta. 2133 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
  CDA38138  Gayophytum heterozygum L. Ahart 2005-7-31 12223 Nevada Between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit. Comment
  CHSC92097  Gayophytum heterozygum Lowell Ahart 2005-7-31 12223 Nevada In a small meadow and near a small wash, between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit. 2062 Comment
  HSC97067  Gayophytum heterozygum L. Ahart 2005-7-31 12223 Nevada Below the bridge on old Hwy. 80, E of Donner Pass and Donner Summit 2063 Comment
  JEPS107538  Gayophytum heterozygum Lowell Ahart 2005-7-31 12223 Nevada In a small meadow and near a small wash, between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit 2062 Comment
  RSA39938  Gayophytum heterozygum J. T. Howell 1943-7-25 18807 Placer West side of Donner Pass near Norden 2134 Comment
  RSA716314  Gayophytum heterozygum L. Ahart 2005-7-31 12223 Nevada Between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit. 2063 Comment
  UCD148309  Gayophytum heterozygum Nick Jensen; Rachel Hutchinson 2012-7-28 127 Nevada Along the trail to Castle peak, about 1 mile from the trailhead parking area. 2301 Comment
  UCD169444  Gayophytum heterozygum Lowell Ahart 2005-7-31 12223 Nevada East of Donner Pass and Donner Summit, between the curve and below the bridge on old Highway 80. 2062 Comment
  UCR257633  Gayophytum heterozygum George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19531 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
  GH384969  Gentiana calycosa A. A. Heller 1917-8-14 12932 Unknown Mt. Lincoln south of Summit valley 2499 Comment
  SD164898  Gentiana calycosa Frank Chadwick 1950-8-27 Nevada Norden, Sugar Bowl Lodge Comment
  SJSU6217  Gentiana calycosa R. L. Fisher 1957-8-7 Placer Donner Summit Pass; boundary between Placer & Nevada county 2164 Comment
  UC22750  Gentiana calycosa C. F. Sonne 1887-8-7 Placer mtns above Coldstream; Sierra Nevada Mountains Comment
  UC878353  Gentiana calycosa A. A. Heller 1917-8-14 12932 Placer s Summit valley (steep slope); Mt. Lincoln 2499 Comment
  UC990911  Gentiana calycosa Frank Chadwick 1950-8-27 Nevada Sugarbowl Lodge Norden Comment
  UC191664  Gentiana newberryi C. F. Sonne Sep 1894 Placer Summit Valley 2133 Comment
  UC197392  Gentiana newberryi C. F. Sonne Sep 1894 Placer Summit Valley Sierra Nevada Mountains 2133 Comment
  UC1368505  Gentianopsis simplex R. K. Gierisch and D. H. Esplin 1969-9-26 3621 Nevada Tahoe Forest Comment
  RSA531311  Geum canescens Walter Wisura, T. Hayduk, Q. Junzhuan 1991-8-22 4544 Placer Squaw Valley beyond upper cable car station. on SW slope below a rocky summit. Comment
  CAS-BOT-BC143549  Geum triflorum Dr. A. Kellogg 1870-7-12 s.n. Unknown Summit Camp, Sierra Nevada Mts. Comment
  CAS-BOT-BC143550  Geum triflorum Kellogg 1870-7-12 s.n. Unknown Sierra Nevada Comment
  UC58338  Geum triflorum A. A. Heller 1903-8-12 7159 Nevada Ridge s of Donner Pass 2590 Comment
  CAS-BOT-BC123831  Gilia capillaris Amos Arthur Heller 1903-7-29 7042 Nevada Above Donner Lake toward Donner Pass Comment
  JEPS107568  Gilia capillaris Lowell Ahart 2005-7-31 12225 Nevada In a small meadow and near a small wash, between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit 2062 Comment
  UCR121488  Gilia capillaris George K. Helmkamp, E. A. Helmkamp, A. Kerchner 1999-6-29 5021 B Placer Northern Sierra Nevada Range, N of Hwy I-80 at west exit to Donner Lake; opening to Negro Canyon 2134 Comment
  UCR120501  Gilia leptalea subsp. bicolor George K. Helmkamp, E. A. Helmkamp, A. Kerchner 1999-6-29 5036 Placer Northern Sierra Nevada Range, N of Hwy I-80 at west exit to Donner Lake; opening to Negro Canyon 2134 Comment
  CAS-BOT-BC282687  Glyceria elata John Thomas Howell 1943-7-23 18729 Nevada Between Donner Pass and West Lake Comment
  CAS-BOT-BC282688  Glyceria elata John Thomas Howell 1943-7-17 18451 Nevada West side of Donner Pass near Norden 2133 Comment
  CAS-BOT-BC282689  Glyceria elata John Thomas Howell 1943-7-17 18451 Nevada West side of Donner Pass near Norden 2133 Comment
  CDA16031  Glyceria elata G. F. Hrusa, J. Glazner 2000-9-3 15682 A Placer Sierra Nevada; Sugar Bowl Ridge, immediately to W of proposed Crow's Nest ski run. Abies concolor, A. magnifica, Pinus monticola, P. contorta forest with dense herbaceous understory. Wet site above upper spring pond. Perennial. 2164 Comment
  SACT001257  Glyceria elata D. Meyer 1984-8-26 Placer 1660.0 Comment
  UCD66839  Glyceria elata John Thomas Howell 1943-7-17 18451 Nevada West side of Donner Pass near Norden. 2133 Comment
  RSA0049733  Glyceria striata Dean Wm. Taylor 2013-8-7 21393 Placer Coldstream Valley, just above Horseshoe Bend on the railroad mainline 1889 Comment
  CAS-BOT-BC307350  Gnaphalium palustre Gordon H. True 1965-9-15 2630 Nevada Upper end of Castle Valley on upper Castle Creek about 2 miles north of Hiway 80 at Boreal Ridge 2377 Comment
  CAS-BOT-BC307359  Gnaphalium palustre Gordon H. True; John Thomas Howell 1974-8-14 7804 Nevada Meadow on old Donner Pass Highway 2.5 miles west of Donner Lake 1981 Comment
  CAS-BOT-BC307365  Gnaphalium palustre John H. Thomas; Hazelle A. Thomas 1956-7-21 6165 Placer Vicinity of Donner Pass about 80 miles northeast of Sacramento, Sierra Nevada 2377 Comment
  CAS-BOT-BC307372  Gnaphalium palustre John Thomas Howell 1943-7-19 18583 Placer Summit Valley Comment
  CAS-BOT-BC307373  Gnaphalium palustre John Thomas Howell 1943-7-19 18583 Placer Summit Valley Comment
  UC710549  Gnaphalium palustre John Thomas Howell 1943-7-19 18583 Placer Summit Valley Comment
  UCD132412  Gnaphalium palustre G. K. Helmkamp; E. A. Helmkamp 2006-8-14 11262 Nevada Northern Sierra Nevada Mountains: about 0.7 mile east of Donner Pass along Donner Pass Rd. 2040 Comment
  UCD21770  Gnaphalium palustre Beth Lowe Corbin 1982-8-3 185 Placer Onion Creek campground. In fine, sandy, granitic soil, in a somewhat disturbed area in open meadow. Annual. Phyllaries whitish. Full sun. Southwest facing slope. Common. 1841 Comment
  UCD21883  Gnaphalium palustre Beth Lowe Corbin 1982-8-3 185 Placer Onion Creek campground. In fine, sandy, granitic soil, in a somewhat disturbed area in open meadow. Annual. Phyllaries whitish. Full sun. Southwest facing slope. Common. 1841 Comment
  UCR176076  Gnaphalium palustre George K. Helmkamp, E. A. Helmkamp 2006-8-14 11262 Nevada Northern Sierra Nevada Mtns, about 0.7 mile east of Donner Pass along Donner Pass Road 2041 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
  UCR562  Hackelia Frank C. Vasek 1955-6-29 265 Placer Sierra Nevada Mountains, Sugar Bowl, near Donner Pass [ski area, c. 1 mi. east of Lake Van Norden] 2141 Comment
  JEPS55572  Hackelia micrantha W. L. Jepson July, 1898 21087 Nevada Summit Station 2133 Comment
  SEINET12618245  Hackelia micrantha M. J. Williams 1985-7-6 85- 63 -12 Placer Sierra Nevada, Pacific Crest Trail, between old and new Donner Summits. Comment
  UC205098 Image available Hackelia micrantha Katharine Brandegee 1889-7-7 Nevada Donner Comment
  UC881756  Hackelia micrantha A. A. Heller 1917-8-14 12936 Placer s of Summit Valley; Mount Lincoln 2438 Comment
  POM181063  Hackelia nervosa A. A. Heller 1912-7-20 10591 Placer Summit. 2073 Comment
  POM308710  Hackelia nervosa Betty J. Jorgensen 1944-6-15 455 Nevada Near highway on bank above Lytton Creek, near Norden. Comment
  UC174287  Hackelia nervosa A. A. Heller 1912-7-20 10591 Placer Summit 2072 Comment
  UC881561  Hackelia nervosa A. A. Heller 1917-8-14 12935 Placer s of Summit Valley; Mount Lincoln 2438 Comment
  JEPS102584  Helianthella californica subsp. nevadensis Lowell Ahart 2001-7-21 8959 Nevada Near the edge of a large meadow, on the south side of the dirt road, about 50 yards east of the old sheep corral, NE of Lake Van Norden, about 1 1/2 miles east of Soda Springs. 2063 Comment
  JEPS21034  Helianthella californica subsp. nevadensis W. L. Jepson 1898-7-1 Nevada Summit Comment
  UC311608  Helianthella californica subsp. nevadensis Dr. H. M. Evans 1918-7-1 Placer Donner Tahoe Region 2133 Comment
  UC88873  Helianthella californica subsp. nevadensis C. F. Sonne 1897-8-14 Placer above Coldstream Comment
  CAS-BOT-BC314781  Helianthella californica var. nevadensis John Thomas Howell 1943-7-15 18356 Nevada West side of Donner Pass near Norden 2133 Comment
  CHSC80805  Helianthella californica var. nevadensis Lowell Ahart 2001-7-21 8959 Nevada Near the edge of a large meadow, on the south side of the dirt road, about 50 yards east of the old sheep corral, northeast of Lake Van Norden, about 1 1/2 miles east of Soda Springs. 2063 Comment
  UCD132764  Helianthella californica var. nevadensis G. K. Helmkamp; E. A. Helmkamp 2007-8-1 12648 Placer Northern Sierra Nevada Mountains. Donner Pass Road between Donner and Norden, about 0.2 mile E of the Nevada County border. 2151 Comment
  UCR141781  Helianthella californica var. nevadensis June Latting 1978-8-4 s.n. Nevada Sierra Nevada Mtns., Summit Lake trail, Donner Pass 2256 Comment
  UCR190223  Helianthella californica var. nevadensis George K. Helmkamp, E. A. Helmkamp 2007-8-1 12648 Placer Northern Sierra Nevada Mountains, Donner Pass Road between Donner and Norden, about 0.2 mile east of the Nevada Co. border 2151 Comment
  UCD159482  Helianthella californica var. shastensis D. S. Park 2010-8-21 234 Nevada Off Donner Summit Rd. Growing near clearing/shoulder w/ gas tanks. Disturbed. 2101 Comment
  CAS-BOT-BC315012  Hemizonella minima Gordon H. True 1962-6-19 701 Nevada Donner Pass, Sierra Nevada 2164 Comment
  CHSC92031  Hemizonella minima Lowell Ahart 2005-7-31 12210 Nevada Between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit. 2062 Comment
  JEPS107569  Hemizonella minima Lowell Ahart 2005-7-31 12210 Nevada Between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit 2062 Comment
  CHSC92080  Heterocodon rariflorum Lowell Ahart 2005-7-31 12216 Nevada Between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit. 2062 Comment
  JEPS107563  Heterocodon rariflorum Lowell Ahart 2005-7-31 12216 Nevada Between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit 2062 Comment
  RSA716312  Heterocodon rariflorum L. Ahart 2005-7-31 12216 Nevada Between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit. 2063 Comment
  UCR176070  Heterotheca oregona George K. Helmkamp, E. A. Helmkamp 2006-8-14 11243 Nevada Northern Sierra Nevada Mtns, about 0.7 mile east of Donner Pass along Donner Pass Road 2041 Comment
  UC87435  Heterotheca villosa var. minor T. S. Brandegee Jul 1889 Placer Donner Comment
  CAS-BOT-BC424348  Heuchera rubescens C. F. Sonne 1884-8-3 95 Nevada Cliffs of Granite Rock above Dormer Lake Comment
  CAS-BOT-BC424350  Heuchera rubescens A. A. Heller 1903-7-27 7028 Nevada Near Summit Station (Donner Pass) Comment
  CAS-BOT-BC424351  Heuchera rubescens A. A. Heller 1927-8-16 14450 Nevada In crevices and at the base of granite rocks, Donner Pass, at the type station. Comment
  CAS-BOT-BC424352  Heuchera rubescens A. A. Heller 1927-8-16 14450 Nevada In crevices and at the base of granite rocks, Donner Pass, at the type station. Comment
  CAS-BOT-BC425221  Heuchera rubescens John H. Thomas; Hazelle A. Thomas 1956-7-21 6116 Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento. 2377 Comment
  CAS-BOT-BC425222  Heuchera rubescens John H. Thomas; Hazelle A. Thomas 1956-7-21 6116 A Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento. 2377 Comment
  LA208922  Heuchera rubescens A. A. Heller; 1927-8-16 14450 Nevada Donner Pass Comment
  SJSU10366  Heuchera rubescens R. L. Fisher 1959-8-16 Placer near summit Anderson Peak 2642 Comment
  UCD128379  Heuchera rubescens Albert Grigarick 2012-7-9 332 Placer Pacific Crest Trail. S of Donner Summit (Hwy 40). Approx. 100 yds S of the trailhead. 2200 Comment
  UC114827  Heuchera rubescens var. glandulosa Mrs. K. Brandegee Sept. 1888 Nevada Donner Comment
  UC14504  Heuchera rubescens var. glandulosa J. Burtt Davy Jun 25 1897-Jun 30 1897 3189 Nevada Bierstadt Peak; Truckee River Basin 2286 Comment
  UC398642  Heuchera rubescens var. glandulosa A. A. Heller 1927-8-16 14450 Nevada near Donner Pass (at the type station) Comment
  UC58348  Heuchera rubescens var. glandulosa A. A. Heller 1903-7-27 7028 Nevada near Summit Station; Donner Pass; near Summit Station (Donner Pass), Nevada Co. Comment
  UCR121442  Heuchera rubescens var. glandulosa George K. Helmkamp, E. A. Helmkamp 1999-6-30 5091 Nevada Northern Sierra Nevada Range, Tahoe Nat. Forest, Donner Pass Rd. (=Hwy 40), 2.2 mi. west of Lake Donner. 1997 Comment
  UCR46070  Heuchera rubescens var. glandulosa A. A. Heller 1927-8-16 14450 Nevada Near Donner Pass, at the type station 1910 Comment
  CAS-BOT-BC319595  Hieracium albiflorum John Thomas Howell 1943-7-17 18445 Nevada West side of Donner Pass near Norden 2133 Comment
  CAS-BOT-BC319602  Hieracium albiflorum John H. Thomas; Hazelle A. Thomas 1956-7-21 6204 Placer Vicinity of Donner Pass about 80 iles northeast of Sacramento, Sierra Nevada 2377 Comment
  CDA16045  Hieracium albiflorum G. F. Hrusa, J. Glazner 2000-9-3 15667 A Placer Sierra Nevada; Sugar Bowl Ridge, immediately to W of proposed Crow's Nest ski run. 2164 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
  UCD21775  Hieracium albiflorum Beth Lowe Corbin 1982-8-3 198 Placer Hill west of Onion Creek campground. In fine, sandy, granitic soil, in disturbed slide area. Taprooted perennial. Flowers white. Milky sap. Full sun. SW facing slope, 30% incline. Several plants localized. 1853 Comment
  GH354989  Holodiscus discolor A. A. Heller 1917-8-13 12896 Unknown Base of a cliff north of Summit hotel 2164 Comment
  LA207969  Holodiscus discolor A. A. Heller; 1927-8-16 14451 Nevada Donner Pass 2133 Comment
  POM195500  Holodiscus discolor A. A. Heller 1927-8-16 14451 Nevada Donner Pass. 2134 Comment
  RSA3853  Holodiscus discolor A. A. Heller 1927-8-16 14451 Nevada Donner Pass. 2134 Comment
  UC58111  Holodiscus discolor A. A. Heller 1903-8-12 7160 Nevada Donner Pass, Nevada Co. Comment
  UC861916  Holodiscus discolor A. A. Heller 1917-8-13 12896 Placer base of cliff n of Summit Hotel 2164 Comment
  UCD22265  Holodiscus discolor Beth Lowe Corbin 1982-8-26 424 Placer South side of Crow's Nest. S facing slope, 30% incline. Partial sun. Occasional. In rocky outcrop above red and white fir forest. Shrub 2 1/2 ft tall. Flowers creme white. 2346 Comment
  CAS-BOT-BC123425  Holodiscus discolor var. discolor Amos Arthur Heller 1903-8-12 7160 Nevada Donner Pass Comment
  CAS-BOT-BC150001  Holodiscus discolor var. discolor A. A. Heller 1927-8-16 14451 Nevada Donner Pass Comment
  CAS-BOT-BC150002  Holodiscus discolor var. discolor A. A. Heller 1927-8-16 14451 Nevada Donner Pass Comment
  CAS-BOT-BC150011  Holodiscus discolor var. discolor A. A. Heller 1917-8-13 12896 Placer North of Summit hotel 2164 Comment
  CAS-BOT-BC150013  Holodiscus discolor var. discolor John H. Thomas; Hazelle A. Thomas 1956-7-21 6194 Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento 2377 Comment
  CAS-BOT-BC152579  Holodiscus discolor var. discolor A. A. Heller 1917-8-13 12896 Placer Base of a cliff north of Summit Hotel 2164 Comment
  UCD75754  Holodiscus discolor var. glabrescens Ellen Dean, M. Starbuck,; K. Mawdsley, G. Harrington, M. Bibbo, J. Poloske 2008-7-20 5221 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
  SBBG72340  Holodiscus discolor var. microphyllus A. A. Heller 1927-8-16 14451 Nevada Donner Pass 2133 Comment
  CDA16807  Holodiscus microphyllus G. F. Hrusa, J. Glazner 2001-7-15 15946 Placer Sierra Nevada; Near summit of Crows Nest Pk. immed. W of Sugarbowl. 2377 Comment
  CAS-BOT-BC150148  Holodiscus microphyllus var. microphyllus John Thomas Howell 1943-7-21 18637 Placer Donner Pass to Mt. Lincoln Comment
  CAS-BOT-BC26118  Holodiscus saxicola A. A. Heller 1903-8-12 7160 Nevada Donner Pass Comment
  GH61483  Holodiscus saxicola A. A. Heller 1903-8-12 7160 Unknown Donner Pass Comment
  NY436283  Holodiscus saxicola A. A. Heller 1903-8-12 7160 Nevada Donner Pass Comment
  NY436284  Holodiscus saxicola A. A. Heller 1903-8-12 7160 Nevada Donner Pass Comment
  NY436285  Holodiscus saxicola A. A. Heller 1903-8-12 7160 Nevada Donner Pass Comment
  SEINET4855361  Holodiscus saxicola A. A. Heller 1903-8-12 7160 Nevada Donner Pass. Comment
  SACT001312  Hordeum brachyantherum D. Meyer 1984-8-26 Placer 1660.0 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
  CAS-BOT-BC284636  Hordeum brachyantherum subsp. brachyantherum Gordon H. True 1965-6-30 2136 Nevada Just west of Truckee near Donner State Park 1828 Comment
  CHSC80913  Hordeum brachyantherum subsp. brachyantherum Lowell Ahart 2001-7-21 8993 Nevada On the bottom of a small dry stream, on the north side of the dirt road, about 100 yards northeast of the old sheep corral, northeast of Lake Van Norden, about 1 1/2 miles east of Soda Springs. 2063 Comment
  CAS-BOT-BC284726  Hordeum jubatum John Thomas Howell 1943-7-26 18865 A Nevada West side of Donner Pass near Norden 2133 Comment
  UCD85756  Hordeum jubatum John Thomas Howell 1943-7-26 18865 a Nevada West side of Donner Pass near Norden. 2133 Comment
  CHSC80870  Horkelia fusca subsp. parviflora Lowell Ahart 2001-7-21 8980 Nevada On the south side of the dirt road, in the old sheep corral, northeast of Lake Van Norden, about 1 1/2 miles east of Soda Springs. 2063 Comment
  JEPS102391  Horkelia fusca subsp. parviflora Lowell Ahart 2001-7-21 8980 Nevada On the south side of the dirt road, in the old sheep corral, NE of Lake Van Norden, about 1 1/2 miles east of Soda Springs. 2063 Comment
  UC860223  Horkelia fusca subsp. parviflora A. A. Heller 1917-8-15 12939 Placer lower end Summit Valley (Soda Springs Station) 2042 Comment
  HSC98311  Hosackia oblongifolia L. S. Rose 1968-7-20 68183 Nevada Donner Lake 1829 Comment
  OBI2954  Hosackia oblongifolia var. oblongifolia Lewis S. Rose 1968-7-20 68183 Nevada Donner Lake 1829 Comment
  SBBG32377  Hosackia oblongifolia var. oblongifolia L. S. Rose 1968-7-20 68183 Nevada Donner Lake 1828 Comment
  SCFS11529139  Hosackia pinnata E. Krimmel, F. Felix 2012-9-13 Placer NFAm 2.5 mi downstream from Cedars. Growing on sandy riverbank. Comment
  UC24101  Hydrophyllum occidentale J. Burtt Davy Jun 25 1897-Jun 30 1897 3195 Nevada Donner Pass; Truckee River Basin Comment
  UCD97330  Hydrophyllum occidentale Albert Grigarick 2010-7-9 227 Nevada West Castle Peak Trail. Approx. 1/3 mile north of the gate. 2230 Comment
  UCR141796  Hydrophyllum occidentale June Latting 1978-8-4 s.n. Nevada Sierra Nevada Mtns., Summit Lake trail, Donner Pass 2256 Comment
  UCR545  Hydrophyllum occidentale Frank C. Vasek 1955-6-29 248 Placer Sierra Nevada Mountains, Sugar Bowl, near Donner Pass [ski area, c. 1 mi. east of Lake Van Norden] 2141 Comment
Read comments
Jul 27 2014
  CAS-BOT-BC400936  Hypericum anagalloides A. A. Heller 1917-8-15 12937 Placer Soda Springs station, lower end of Summit Valley 2042 Comment
  CAS-BOT-BC400937  Hypericum anagalloides A. A. Heller 1917-8-15 12939 Placer Soda Springs station, lower end of Summit Valley 2042 Comment
  CAS-BOT-BC400938  Hypericum anagalloides John Thomas Howell 1943-7-26 18857 Placer Sugar Bowl nw. of Mt. Lincoln 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
  UCR111003  Hypericum anagalloides George K. Helmkamp, E. A. Helmkamp 1999-6-30 5108 Placer Northern Sierra Nevadas, Soda Springs Road 0.9 mi south of Donner Pass Road, approaching Ice Lakes. 2104 Comment
  SCFS11529122  Ipomopsis aggregata E. Krimmel 2012-8-28 Placer NFAm below Chickering bridge. Growing in drying stream bed. Comment
  UCR141797  Ipomopsis aggregata June Latting 1978-8-4 s.n. Nevada Sierra Nevada Mtns., Summit Lake trail, Donner Pass 2256 Comment
  SD3940  Ipomopsis congesta unknown 1915-5 Placer Donner Comment
  UC124882  Ipomopsis congesta Dr. Gustav Eisen July 1891 Nevada Summit Station Sierra Nevada Comment
  CAS-BOT-BC69989  Isoetes bolanderi John Thomas Howell 1943-7-23 18742 Nevada Between Donner Pass and West Lake. Comment
  CAS-BOT-BC69993  Isoetes bolanderi John Thomas Howell 1943-7-16 18396 Nevada W. side of Donner Pass near Norden. 2133 Comment
  UC150776  Isoetes bolanderi A. Kellogg Sep 1926 Placer Ice Lake (abandoned) Summit Ice Lake Summit Comment
  CAS-BOT-BC324809  Iva axillaris Gordon H. True 1968-8-1 4573 Nevada At Norden just east of Placer County line 2133 Comment
  CAS-BOT-BC109966  Juncus John H. Thomas; Hazelle A. Thomas 1956-7-21 6212 Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento. Along edge of lake. 2438 Comment
  CHSC92050  Juncus balticus Lowell Ahart 2005-7-31 12240 Nevada In a small meadow and in a small wash, between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit. 2062 Comment
  JEPS107849  Juncus balticus Lowell Ahart 2005-7-31 12240 Nevada In a small meadow and in a small wash, between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit 2062 Comment
  UCR257624  Juncus bufonius George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19528 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
  CHSC92085  Juncus bufonius var. bufonius Lowell Ahart 2005-7-31 12241 Nevada In a small meadow and near a small wash, between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit. 2062 Comment
  JEPS107950  Juncus bufonius var. bufonius Lowell Ahart 2005-7-31 12241 Nevada In a small meadow and near a small wash, between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit 2062 Comment
  RSA716184  Juncus bufonius var. bufonius L. Ahart 2005-7-31 12241 Nevada Between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit. 2063 Comment
  CDA33213  Juncus chlorocephalus L. Ahart 2005-7-31 12244 Nevada Between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit. Comment
  CHSC92111  Juncus chlorocephalus Lowell Ahart 2005-7-31 12244 Nevada On damp granite soil, in a small meadow and in a small wash, between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit. 2062 Comment
  JEPS107841  Juncus chlorocephalus Lowell Ahart 2005-7-31 12244 Nevada On damp granite soil, in a small meadow and in a small wash, between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit 2062 Comment
  RSA716168  Juncus chlorocephalus L. Ahart 2005-7-31 12244 Nevada Between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit. 2063 Comment
  SEINET3877879  Juncus chlorocephalus A. A. Heller 1903-8-17 7176 Placer Above Donner Donner Pass.; 0 2530 Comment
  SEINET3877887  Juncus chlorocephalus Ellen Dean, M. Starbuck; G. Harrington; J. Buck; Mark Bibbo; T. Sasaki; J. Poloske 2008-7-19 5133 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, along Emigrant Trail on the N side of the north fork of Cold Creek, forest clearing off trail.; 0 2112 Comment
  UC143805  Juncus chlorocephalus A. A. Heller 1903-8-17 7178 Placer above Donner; Donner Pass 2529 Comment
  UC477508  Juncus chlorocephalus L. S. Smith 1927-8-15 2253 Nevada Donner Summit Tahoe National Forest 2194 Comment
  UCD74139  Juncus chlorocephalus Jennifer W. Burt; Kate Mawdsley, Belinda Lo 2006-7-25 242 Placer Sugarbowl active ski area, off Hwy 80 near Soda Springs - collected from coniferous forest near active ski runs. 2151 Comment
  UCD74140  Juncus chlorocephalus Jennifer W. Burt; Kate Mawdsley, Belinda Lo 2006-7-26 243 Placer Sugarbowl active ski area, off Hwy 80 near Soda Springs - collected from center of 'Trailblazer' ski run. 2192 Comment
  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
  UCD75684  Juncus chlorocephalus Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5133 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, along Emigrant Trail on the N side of the north fork of Cold Creek, forest clearing off trail. 2112 Comment
  UCD75823  Juncus chlorocephalus Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5182 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, along Emigrant Trail on the N side of the north fork of Cold Creek, south side of trail by creek. 2145 Comment
  UCR121465  Juncus chlorocephalus George K. Helmkamp, E. A. Helmkamp 1999-6-30 5082 Nevada Northern Sierra Nevada Range, Tahoe Nat. Forest, Donner Pass Rd. (=Hwy 40), 2.2 mi. west of Lake Donner. 1997 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
  CHSC80893  Juncus confusus Lowell Ahart 2001-7-21 8985 Nevada Near the edge of a large meadow, on the south side of the dirt road, 50 yards east of the old sheep corral, northeast of Lake Van Norden, about 1 1/2 miles east of Soda Springs. 2063 Comment
  POM303634  Juncus drummondii J. T. Howell 1943-7-21 18640 Placer Donner Pass to Mt. Lincoln. Comment
  UC143669  Juncus drummondii A. A. Heller 1903-8-10 7134 Placer above Donner; Donner Pass 2286 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
  UCD141530  Juncus ensifolius G. K. Helmkamp; E. A. Helmkamp 2007-8-1 12647 Placer Northern Sierra Nevada Mountains. Donner Pass Road between Donner and Norden, about 0.2 mile E of the Nevada County border. 2151 Comment
  UCD39166  Juncus ensifolius Beecher Crampton 1965-9-13 7515 Nevada Donner Pass Summit, Interstate Hwy 80. 2206 Comment
  UCD75704  Juncus ensifolius Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5154 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
  UCR190222  Juncus ensifolius George K. Helmkamp, E. A. Helmkamp 2007-8-1 12647 Placer Northern Sierra Nevada Mountains, Donner Pass Road between Donner and Norden, about 0.2 mile east of the Nevada Co. border 2151 Comment
  CHSC92081  Juncus hemiendytus var. hemiendytus Lowell Ahart 2005-7-31 12242 Nevada In a small meadow and near a small wash, between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit. 2062 Comment
  JEPS107856  Juncus hemiendytus var. hemiendytus Lowell Ahart 2005-7-31 12242 Nevada In a small meadow and near a small wash, between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit 2062 Comment
  RSA716563  Juncus hemiendytus var. hemiendytus L. Ahart 2005-7-31 12242 Nevada Between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit. 2063 Comment
  CHSC92106  Juncus howellii Lowell Ahart 2005-7-31 12245 Nevada In a small meadow and in a small wash, between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit. 2062 Comment
  JEPS107923  Juncus howellii Lowell Ahart 2005-7-31 12245 Nevada In a small meadow and in a small wash, between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit 2062 Comment
  RSA716139  Juncus howellii L. Ahart 2005-7-31 12245 Nevada Between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit. 2063 Comment
  UCR176073  Juncus luciensis George K. Helmkamp, E. A. Helmkamp 2006-8-14 11258 Nevada Northern Sierra Nevada Mtns, about 0.7 mile east of Donner Pass along Donner Pass Road 2041 Comment
  CAS-BOT-BC110765  Juncus mertensianus John Thomas Howell 1943-7-26 18850 Placer Sugar Bowl northwest of Mount Lincoln. Comment
  CAS-BOT-BC110810  Juncus mertensianus John Thomas Howell 1943-7-17 18467 Nevada West side of Donner Pass near Norden. Signal Hill. 2133 Comment
  UCD148307  Juncus mertensianus Nick Jensen; Rachel Hutchinson 2012-7-28 124 Nevada Along the trail to Castle peak, about 1 mile from the trailhead parking area. 2301 Comment
  CHSC68066  Juncus nevadensis James D. Jokerst 1986-7-12 2695 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
  CHSC92064  Juncus nevadensis Lowell Ahart 2005-7-31 12243 Nevada In a small meadow and near a small wash, between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit. 2062 Comment
  JEPS107927  Juncus nevadensis Lowell Ahart 2005-7-31 12243 Nevada In a small meadow and near a small wash, between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit 2062 Comment
  POM180970  Juncus nevadensis A. Kellogg 1870-7-12 s.n. Nevada Summit. Comment
  RSA716169  Juncus nevadensis L. Ahart 2005-7-31 12243 Nevada Between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit. 2063 Comment
  UC473505  Juncus nevadensis A. Kellogg 1870-7-12 Nevada Summit Sierra Nevada Mts. Comment
  RSA39974  Juncus orthophyllus J. T. Howell 1943-7-22 18706 Placer Summit Valley. Comment
  RSA494793  Juncus orthophyllus Lyman Benson 1942-7-2 11244 Placer Highway junction 1 mile west of Truckee. Truckee River drainage area. 1829 Comment
  CDA16801  Juncus parryi G. F. Hrusa, J. Glazner 2001-7-15 15940 Placer Sierra Nevada; N side of saddle immed. E of summit of Crows Nest Pk. W of Sugarbowl. 2346 Comment
  POM303633  Juncus parryi J. T. Howell 1943-7-16 18419 Nevada West side of Donner Pass near Norden. 2134 Comment
  UC1601836  Juncus parryi J. Burtt Davy Jun 25 1897-Jun 30 1897 3220 Nevada below Donner Pass; Truckee River Basin, Bierstadt Peak Comment
  UC710572  Juncus parryi John Thomas Howell 1943-7-16 18419 Nevada near Norden (Boreal Ridge, w side of Donner Pass); Boreal Ridge, Donner Pass 2133 Comment
  UCD74144  Juncus parryi Jennifer W. Burt; Kate Mawdsley, Belinda Lo 2006-7-28 246 Placer Sugarbowl active ski area, off Hwy 80 near Soda Springs - collected from coniferous forest near active ski runs. 2218 Comment
  UCD74147  Juncus parryi Jennifer W. Burt; Kate Mawdsley, Belinda Lo 2006-7-25 249 Placer Sugarbowl active ski area, off Hwy 80 near Soda Springs - collected from center of 'Donner's Way' ski run. 2154 Comment
  UCD75816  Juncus parryi Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5163 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, along Emigrant Trail on the N side of the north fork of Cold Creek, south side of trail between creek and trail. 2136 Comment
  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
  JEPS48335  Juniperus grandis W. L. Jepson 1898-7-1 Nevada Summit 2133 Comment
  SD139416  Juniperus grandis F. C. Vasek 1962-9-4 day 2 Nevada Donner Pass, U. S. 40 2195 Comment
  A356315  Juniperus occidentalis S. D. McKelvey 1930-1-2 1441 Unknown Donner Pass; road from Truckee to Sacramento Comment
  A356326  Juniperus occidentalis S. D. McKelvey 1930-1-2 1442 Unknown Donner Pass; road from Truckee to Sacramento Comment
  A356327  Juniperus occidentalis S. D. McKelvey 1930-1-2 1440 Unknown Donner Pass; road from Truckee to Sacramento Comment
  A356328  Juniperus occidentalis S. D. McKelvey 1930-1-2 1439 Unknown Donner Pass; on road from Truckee to Sacramento Comment
  A356338  Juniperus occidentalis S. D. McKelvey 1930-1-2 1439 Unknown Donner Pass; top a divide on road from Truckee to Sacramento Comment
  A356340  Juniperus occidentalis S. D. McKelvey 1930-1-2 1438 Unknown Top of Donner Pass on road from Truckee to Sacramento Comment
  CAS-BOT-BC85328  Juniperus occidentalis Belle R. Jackson 1932-6-1 s.n. Nevada Donner Pass Comment
  CAS-BOT-BC85329  Juniperus occidentalis A. A. Heller 1903-8-14 7166 Nevada Above Donner Lake toward Donner Pass Comment
  CAS-BOT-BC85330  Juniperus occidentalis A. A. Heller 1903-8-14 7166 Nevada Above Donner Lake toward Donner Pass Comment
  CAS-BOT-BC85331  Juniperus occidentalis W. R. Dudley 1900-6-1 s.n. Nevada Grade between Donner Lake and Summit, Upper Yuba River Comment
  GH356319  Juniperus occidentalis A. A. Heller 1903-8-14 7166 Unknown Above Donner Lake toward Donner Pass Comment
  RSA785636  Juniperus occidentalis Doris Bowers 1973-8-2 2107 Nevada N/o Donner Pass 2439 Comment
  UC58406  Juniperus occidentalis A. A. Heller 1903-8-14 7166 Nevada above Donner Lake, toward Donner Pass Comment
  UC94  Juniperus occidentalis J. Burtt Davy Jun 25 1897-Jun 30 1897 3225 Nevada Bierstadt Peak Truckee River Basin, Bierstadt Peak 2286 Comment
  UCR1832  Juniperus occidentalis subsp. australis Frank C. Vasek 1962-9-4 620904- 03 Nevada Donner Pass, US Hwy 40 2195 Comment
  POM21820  Juniperus occidentalis var. australis A. A. Heller 1903-8-14 7166 Nevada Above Donner Lake toward Donner Pass. Comment
  RSA133970  Juniperus occidentalis var. australis John H. Thomas, Hazelle A. Thomas 6149 Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento 2134 Comment
  RSA598328  Juniperus occidentalis var. australis F. C. Vasek 1962-9-4 620904 -4 Nevada Donner Pass, U. S. 40 2195 Comment
  UCD75756  Juniperus occidentalis var. australis Ellen Dean, M. Starbuck,; K. Mawdsley, G. Harrington, M. Bibbo, J. Poloske 2008-7-20 5224 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, ridge between Southern Pacific RR tracks and railroad tunnel to the west of Lakeview Canyon, ridge to the southwest of disturbed off-road vehicle area. 2284 Comment
  CAS-BOT-BC56335  Kalmia microphylla subsp. microphylla E. A. McGregor 1909-8-8 46 Nevada Summit Lake 2423 Comment
  A365780  Keckiella lemmonii A. A. Heller 1903-7-24 7013 Unknown Above Donner Lake toward Donner Pass Comment
  CAS-BOT-BC237854  Keckiella lemmonii A. A. Heller 1903-7-24 7013 Nevada Above Donner Lake toward Donner Pass Comment
  GH365814  Keckiella lemmonii A. A. Heller 1903-7-24 7013 Unknown Above Donner Lake toward Donner Pass Comment
  NY790321  Keckiella lemmonii A. A. Heller 1903-7-24 7013 Nevada Above Donner Lake toward Donner Pass Comment
  NY790322  Keckiella lemmonii A. A. Heller 1903-7-24 7013 Nevada Above Donner Lake toward Donner Pass Comment
  POM14681  Keckiella lemmonii A. A. Heller 1903-7-24 7013 Nevada Above Donner Lake toward Donner Pass. Comment
  UC58267  Keckiella lemmonii A. A. Heller 1903-7-24 7013 Nevada above Donner Lake (toward Donner Pass) Comment
  UC615337  Keckiella lemmonii Beryl O. Schreiber 1932-9-11 773 Placer Summit Comment
  POM308708  Kelloggia galioides Betty J. Jorgensen 1944-7-29 537 Nevada Clair Tappan Lodge. Near Norden. Comment
  UC35328  Kelloggia galioides C. F. Sonne 1885-8-23 Placer Coldstream; Sierra Nevada Mountains Comment
  UCD21609  Kelloggia galioides E. Dean; M. Starbuck, C. Tresan, S. Tresan 2001-6-30 1278 Placer Vicinity of the town of Soda Springs. Along trail that starts at Soda Springs Rd. and travels E from the Serene Lakes region up ca. 100 m to a ridge that looks down on Lake Van Norden and railroad tracks. W-facing slope, ascending ridge. 2200 Comment
  UCD22299  Kelloggia galioides Beth Lowe Corbin 1982-8-2 153 Placer Onion Creek campground. In fine, sandy, granitic soil. Perennial herb with slender rhizomes; flowers white. Mostly shade. South facing slope. Locally clumped, but uncommon. 1841 Comment
  UCR141800  Kelloggia galioides June Latting 1978-8-4 s.n. Nevada Sierra Nevada Mtns., Summit Lake trail, Donner Pass 2256 Comment
  UCD21778  Lagophylla ramosissima Beth Lowe Corbin 1982-8-3 167 Placer Onion Creek campground. 1841 Comment
  POM132260  Ledum glandulosum A. A. Heller 1903-7-29 10555 Nevada Above Donner Lake toward Donner Pass. Comment
  SD6093  Ledum glandulosum unknown Aug 1914 Placer Summit Comment
  UC58386  Ledum glandulosum A. A. Heller 1903-7-29 7046 Nevada above Donner Lake (toward Donner Pass) Comment
  CHSC80817  Lepidium appelianum Lowell Ahart 2001-7-21 8962 Nevada On the south side of the dirt road, in the old sheep corral, northeast of Lake Van Norden, about 1 1/2 miles east of Soda Springs. 2063 Comment
  UCD75761  Lepidium densiflorum Ellen Dean, M. Starbuck,; K. Mawdsley, G. Harrington, M. Bibbo, J. Poloske 2008-7-20 5233 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
  UCD22411  Lepidium latifolium A. M. Shapiro 2001-8-10 s.n. Placer Donner Pass Road, at roadside. 2115 Comment
  UCD22377  Lepidium ramosissimum Beth Lowe Corbin 1982-8-3 168 Placer Onion Creek Campground. S facing slope. Moderately abundant. Full sun. In fine, sandy, granitic soil of open, dry meadow in mixed conifer forest. Annual. Sepal margins white. 1841 Comment
  UC856587  Lepidium virginicum A. A. Heller 1917-8-13 12909 Placer near Summit Hotel 2133 Comment
  UCD115872  Lepidium virginicum A. A. Heller 1917-8-13 12909 Placer Near Summit hotel. 2133 Comment
  CAS-BOT-BC60079  Lepidium virginicum var. menziesii John Thomas Howell 1943-7-21 18679 Nevada West side of Donner Pass near Norden. 2133 Comment
  CAS-BOT-BC60087  Lepidium virginicum var. menziesii A. A. Heller 1917-8-13 1753 Placer Near Summit hotel. 2133 Comment
  CAS-BOT-BC60088  Lepidium virginicum var. menziesii A. A. Heller 1917-8-13 1753 Placer Near Summit hotel. 2133 Comment
  CHSC80821  Lepidium virginicum var. pubescens Lowell Ahart 2001-7-21 8964 Nevada At the culvert on the south side of the dirt road, about 50 yards east of the old sheep corral, northeast of Lake Van Norden, about 1 1/2 miles east of Soda Springs. 2063 Comment
  GH379758  Lepidium virginicum var. pubescens A. A. Heller 1917-8-13 12909 Unknown Near Summit hotel 2133 Comment
  UC1123941  Leptodactylon pungens C. W. Hanks 1934-10-16 128 Nevada n Donner Summit; Tahoe National Forest, Truckee Quad., n of Donner Summit Comment
  UC133877  Leptodactylon pungens A. A. Heller 1903-7-27 7031 Nevada near Summit Station Donner Pass; near Summit Station (Donner Pass) Comment
  UC625507  Leptodactylon pungens Frank W. Gould 1938-6-25 434 Nevada Donner Pass 2225 Comment
  UCD75724  Leptosiphon ciliatus Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5161 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
  CHSC92065  Leptosiphon harknessii Lowell Ahart 2005-7-31 12226 Nevada In a small meadow and near a small wash, between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit. 2062 Comment
  RSA716179  Leptosiphon harknessii L. Ahart 2005-7-31 12226 Nevada Between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit. 2063 Comment
  UCD118765  Leptosiphon harknessii G. K. Helmkamp; E. A. Helmkamp 2006-8-14 11256 Nevada Northern Sierra Nevada Mtns about 0.7 mile east of Donner Pass along Donner Pass Road. 2041 Comment
  CAS-BOT-BC56413  Leucothoe davisiae Gordon H. True 1974-8-7 7778 Nevada Trail from Summit lake to base of Castle Peak Ridge 2407 Comment
  RSA785290  Leucothoe davisiae Doris Bowers 1973-8-2 2092 Nevada N/o Donner Pass 2439 Comment
  POM164114  Lewisia nevadensis C. F. Sonne 1897-05 4124 Placer Summit Station Comment
  UCR111000  Lewisia nevadensis George K. Helmkamp, E. A. Helmkamp 1999-6-30 5106 Placer Northern Sierra Nevadas, Soda Springs Road 0.9 mi south of Donner Pass Road, approaching Ice Lakes. 2104 Comment
  CAS-BOT-BC444545  Lewisia triphylla Gordon H. True; John Thomas Howell 1970-7-15 6045 Nevada Ca. 0.5 miles west of North Fork of Sagehen Creek on north slope of Carpenter Ridge. 2438 Comment
  CAS-BOT-BC444546  Lewisia triphylla Gordon H. True; John Thomas Howell 1970-7-15 6044 Nevada Ca. 0.5 miles west of North Fork of Sagehen Creek on north slope of Carpenter Ridge. 2438 Comment
  CAS-BOT-BC444548  Lewisia triphylla John Thomas Howell 1943-7-15 18346 Nevada West side of Donner Pass near Norden 2133 Comment
  CAS-BOT-BC444550  Lewisia triphylla A. A. Heller 1903-8-17 7170 Nevada Ridge south of Donner Pass 2590 Comment
  CAS-BOT-BC444555  Lewisia triphylla John H. Thomas; Hazelle A. Thomas 1956-7-21 6145 Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento. 2377 Comment
  CAS-BOT-BC444556  Lewisia triphylla John H. Thomas; Hazelle A. Thomas 1956-7-21 6135 Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento. 2377 Comment
  CHSC9508  Lewisia triphylla J. F. Goodwin 1971-7-11 175 Nevada At Rest Area on Hwy. 20 at Donner Summit, 10.1 mi. sw of Truckee. 2172 Comment
  UC135650  Lewisia triphylla A. A. Heller 1903-8-17 7170 Nevada ridge s Donner Pass 2590 Comment
  UC192263  Lewisia triphylla C. F. Sonne July 1883 Nevada above Donner Lake Comment
  UCR121447  Lewisia triphylla George K. Helmkamp, E. A. Helmkamp 1999-6-30 5083 Nevada Northern Sierra Nevada Range, Tahoe Nat. Forest, Donner Pass Rd. (=Hwy 40), 2.2 mi. west of Lake Donner. 1997 Comment
  CAS-BOT-BC272202  Leymus triticoides John Thomas Howell 1943-7-19 18578 Placer Summit Valley Comment
  CAS-BOT-BC436043  Ligusticum grayi Reed C. Rollins; Carlos Munoz 1939-8-6 2932 Nevada West slope of Donner Pass, 10 miles W of Donner Lake 1828 Comment
  CAS-BOT-BC436045  Ligusticum grayi A. A. Heller 1917-8-14 12933 Placer Mt. Lincoln south of Summit valley 2499 Comment
  CAS-BOT-BC436047  Ligusticum grayi A. A. Heller 1917-8-14 12933 Placer Mt. Lincoln south of Summit valley 2499 Comment
  CAS-BOT-BC436048  Ligusticum grayi John H. Thomas; Hazelle A. Thomas 1956-7-21 6211 Placer Sierra Nevada, vicinity of Donner Pass, about 80 miles NE of Sacramento 2377 Comment
  CHSC80794  Ligusticum grayi Lowell Ahart 2001-7-21 8994 Nevada Near a small dry stream, on the north side of the dirt road, about 100 yards northeast of the old sheep corral, northeast of Lake Van Norden, about 1 1/2 miles east of Soda Springs. 2063 Comment
  JEPS16578  Ligusticum grayi W. L. Jepson July, 1898 14243 Nevada Summit Sta. 2133 Comment
  SBBG126270  Ligusticum grayi D. H. Wilken with E. Painter 1991-8-5 15092 Nevada Pacific Crest Trail, near Euer Saddle, N of Boreal Ridge 2225 Comment
  UC875078  Ligusticum grayi A. A. Heller 1917-8-14 12933 Placer s. of Summit valley Mt. Lincoln 2499 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
  UCD21592  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
  UCD75699  Ligusticum grayi Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5148 Placer Donner State Park, newly acquired lands to the SW of Donner Lake, along Emigrant Trail on the N side of the north fork of Cold Creek, forest clearing off trail. 2112 Comment
  CAS-BOT-BC130532  Lilium John H. Thomas; Hazelle A. Thomas 1956-7-21 6210 Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento 2377 Comment
  UCD83605  Lilium parvum Albert Grigarick 2009-8-19 172 Nevada W of Truckee, N side of lake adjacent to Interstate Hwy 80 N rest stop. 2207 Comment
  RSA39948  Limosella acaulis J. T. Howell 1943-7-19 18579 Placer Summit Valley Comment
  CAS-BOT-BC246053  Limosella aquatica John Thomas Howell 1943-7-19 18579 Placer Summit Valley Comment
  UCR121481  Linanthus George K. Helmkamp, E. A. Helmkamp, A. Kerchner 1999-6-29 5021 D Placer Northern Sierra Nevada Range, N of Hwy I-80 at west exit to Donner Lake; opening to Negro Canyon 2134 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
  JEPS107570  Linanthus harknessii Lowell Ahart 2005-7-31 12226 Nevada In a small meadow and near a small wash, between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit 2062 Comment
  JEPS58448  Linanthus harknessii W. L. Jepson Jul 1898 20933 Nevada Summit sta. Comment
  SEINET238513  Linanthus harknessii G. K. Helmkamp, E. A. Helmkamp; A. Kerchner 1999-6-29 5033 Nevada Northern Sierra Nevada Range: N of Hwy I-80 at west exit to Donner Lake; opening to Negro Canyon. 2134 Comment
  UCR120500  Linanthus harknessii George K. Helmkamp, E. A. Helmkamp, A. Kerchner 1999-6-29 5033 Placer Northern Sierra Nevada Range, N of Hwy I-80 at west exit to Donner Lake; opening to Negro Canyon 2134 Comment
  UCR176072  Linanthus harknessii George K. Helmkamp, E. A. Helmkamp 2006-8-14 11256 Nevada Northern Sierra Nevada Mtns, about 0.7 mile east of Donner Pass along Donner Pass Road 2041 Comment
  UCD128414  Linanthus pungens Albert Grigarick 2012-7-9 336 Placer Judah Peak Trail branching from Pacific Crest Trail. To sub-summit of Donner Peak. Pacific Crest Trail S from Donner Summit (Hwy 40). 2353 Comment
  SACT001438  Lolium multiflorum D. Meyer 1983-4-17 Placer Small drainage ditch, moist sunny exposure. 231.648 Comment
  UC1087198  Lomatium dissectum var. multifidum Peter H. Raven 1958-6-14 13209 Placer w. side Donner Pass 2164 Comment
  A422768  Lonicera conjugialis A. A. Heller 1919-7-26 13316 Unknown Summit meadows west of Donner Pass 2072 Comment
  A422776  Lonicera conjugialis A. A. Heller 1903-7-17 6955 Unknown Along the base of the ridge between Donner Lake and Coldstream Comment
  A422794  Lonicera conjugialis J. T. Howell 1943-7-26 18855 Unknown Sugar Bowl nw. of Mt. Lincoln Comment
  CHSC80941  Lonicera conjugialis Lowell Ahart 2001-7-27 9003 Nevada On both sides of the dirt road, 300 yards west of the old sheep corral, north of Lake Van Norden, about 1 1/4 miles east of Soda Springs. 2063 Comment
  GH422801  Lonicera conjugialis A. A. Heller 1903-7-17 6955 Unknown Along the base of the ridge between Donner Lake and Coldstream Comment
  GH422804  Lonicera conjugialis A. A. Heller 1919-7-26 13316 Unknown Summit meadows west of Donner pass 2072 Comment
  JEPS102377  Lonicera conjugialis Lowell Ahart 2001-7-27 9003 Nevada about 1 1/4 mi E of Soda Springs (both sides of dirt road, 300 yards W of old sheep corral, N of Lake Van Norden) 2063 Comment
  JEPS13683  Lonicera conjugialis W. L. Jepson July, 1898 Nevada Summit Comment
  JEPS13771  Lonicera conjugialis Katharine Brandegee 1911-1 Nevada Donner Comment
  POM60201  Lonicera conjugialis A. A. Heller 1903-7-17 6955 Nevada Along the base of the ridge between Donner Lake and Coldstream. Comment
  UCD83608  Lonicera involucrata Albert Grigarick 2009-8-19 175 Nevada W of Truckee, Pacific Crest Trail, 50 yds N of Int. 80. 2194 Comment
  CAS-BOT-BC243903  Lonicera involucrata var. involucrata Peter Rubtzoff 1976-9-18 8853 Nevada West side of lake, Lake Van Norden, Sierra Nevada 2063 Comment
  CAS-BOT-BC243904  Lonicera involucrata var. involucrata Gordon H. True; J. T. Howell 1967-8-18 4016 Nevada Donner Ridge ca. 3 miles north west of Truckee 1920 Comment
  CAS-BOT-BC243906  Lonicera involucrata var. involucrata John Thomas Howell 1943-7-17 18489 Nevada Boreal Ridge, west side of Donner Pass near Norden 2133 Comment
  CAS-BOT-BC200946  Lotus Hazelle A. Thomas; John H. Thomas 1956-7-21 6183 Placer Sierra Nevada. Vicinity of Donner Pass, about 80 miles northeast of Sacramento 2377 Comment
  UCD41422  Lotus corniculatus A. M. Shapiro 2002-6-15 s.n. Placer Old Highway 40, Donner Pass-Norden area. 2133 Comment
  UCR130216  Lotus corniculatus George K. Helmkamp, E. A. Helmkamp 1999-6-30 5093 Placer Northern Sierra Nevada Mtns., Soda Springs Rd 0.9 mi south of Donner Pass Rd, approaching Ice Lakes 2104 Comment
  UCR257728  Lotus corniculatus George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-7-23 19522 Placer Northern Sierra Nevada Mountains, Sugar Bowl Road, 0.4 mile south of its junction with Donner Pass Road, just west of Lake Mary 2136 Comment
  UCR141180  Lotus crassifolius June Latting 1978-8-4 s.n. Nevada Sierra Nevada Mtns., Donner Lake exit from Hwy I-80 1951 Comment
  RSA716173  Lotus nevadensis L. Ahart 2005-7-31 12249 Nevada Between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit. 2063 Comment
  CDA1332  Lotus nevadensis var. nevadensis L. Ahart 2005-7-31 12249 Nevada Donner Pass; E of Donner Summit. Along old gravel road between curve and below bridge of old Hwy 80. Comment
  JEPS107553  Lotus nevadensis var. nevadensis Lowell Ahart 2005-7-31 12249 Nevada Along the old gravel road over Donner Pass, between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit 2062 Comment
  SEINET238484 Image available Lotus nevadensis var. nevadensis G. K. Helmkamp, E. A. Helmkamp; A. Kerchner 1999-6-29 5035 Nevada Northern Sierra Nevada Range: N of Hwy I-80 at west exit to Donner Lake; opening to Negro Canyon. 2134 Comment
  UCR120239  Lotus nevadensis var. nevadensis George K. Helmkamp, E. A. Helmkamp, A. Kerchner 1999-6-29 5035 Placer Northern Sierra Nevada Range, N of Hwy I-80 at west exit to Donner Lake; opening to Negro Canyon 2134 Comment
  UCR176061  Lotus nevadensis var. nevadensis George K. Helmkamp, E. A. Helmkamp 2006-8-14 11255 Nevada Northern Sierra Nevada Mtns, about 0.7 mile east of Donner Pass along Donner Pass Road 2041 Comment
  JEPS107567  Lotus purshianus Lowell Ahart 2005-7-31 12219 Nevada Along the west side of a small wash, between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit 2062 Comment
  UCR198047  Lotus purshianus Beth Lowe Corbin 1982-8-9 273 Placer Headwaters Basin Area of the North Fork of the American River. 1/4 mi southwest of Onion Creek Campground Comment
  UCR120497  Lotus purshianus var. purshianus George K. Helmkamp, E. A. Helmkamp, A. Kerchner 1999-6-29 5042 B Placer Northern Sierra Nevada Range, N of Hwy I-80 at west exit to Donner Lake; opening to Negro Canyon 2134 Comment
  CHSC118006  Lotus uliginosus G. K Helmkamp; E. A Helmkamp 2008-8-20 14024 Placer Northern Sierra Nevada Mountains: Donner Pass Road on the west side of Donner Pass and east of Norden. 2149 Comment
  RSA750434  Lotus uliginosus George K. Helmkamp, E. A. Helmkamp 2008-8-20 14024 Placer Donner Pass Road on the west side of Donner Pass and east of Norden 2149 Comment
  UCR201931  Lotus uliginosus George K. Helmkamp, E. A. Helmkamp 2008-8-20 14024 Placer Northern Sierra Nevada Mountains, Donner Pass Road on the west side of Donner Pass and east of Norden 2149 Comment
  RSA716565  Lotus unifoliolatus L. Ahart 2005-7-31 12219 Nevada Between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit. 2063 Comment
  SEINET3131542  Lupinus andersonii A. A. Heller 1909-7-16 9839 Placer Summit 2134 Comment
  UCR141173  Lupinus andersonii June Latting 1978-8-4 s.n. Nevada Sierra Nevada Mtns., Summit Lake trail, Donner Pass 2256 Comment
  UCR111007  Lupinus angustiflorus George K. Helmkamp, E. A. Helmkamp 1999-6-30 5094 Placer Northern Sierra Nevadas, Soda Springs Road 0.9 mi south of Donner Pass Road, approaching Ice Lakes. 2104 Comment
  CAS-BOT-BC26032  Lupinus apertus A. A. Heller 1903-7-20 6978 Nevada Near Summit Station (Donner Pass) Comment
  CAS-BOT-BC26033  Lupinus apertus A. A. Heller 1903-7-20 6978 Nevada Near Summit Station (Donner Pass) Comment
  CAS-BOT-BC26034  Lupinus apertus A. A. Heller 1903-7-20 6978 Nevada About Summit Station (Donner Pass) Comment
  CAS-BOT-BC8519  Lupinus apertus Amos Arthur Heller 1903-7-20 6978 Nevada Near Summit Station (Donner Pass) Comment
  GH65432  Lupinus apertus A. A. Heller 1903-7-20 6978 Unknown Near Summit Station, Donner Pass Comment
  POM10974  Lupinus apertus A. A. Heller 1909-7-16 9839 Placer Summit. 2134 Comment
  SEINET10871214  Lupinus apertus Melvin L. Conrad, Patricia L. Kenney; Douglas G. LeDoux 1973-6-26 Conrad 7269 Nevada In pine forest among granite boulders across road n from soda springs hotel on W side of donner pass 2134 Comment
  SEINET4853596  Lupinus apertus A. A. Heller 1903-7-20 6978 Nevada Near Summit Station (Donner Pass). Comment
  SEINET6656073  Lupinus apertus M. L. Conrad, Kenney; LeDoux 1973-6-26 7269 Nevada Across road north from Soda Springs Hotel on west side of Donner Pass.; 0 Comment
  UC58308  Lupinus apertus A. A. Heller 1903-7-20 6978 Nevada near Summit Station; Donner Pass; near Summit Station (Donner Pass), Nevada Co. Comment
  UCD106580  Lupinus apertus A. A. Heller 1909-7-16 9839 Placer Summit. 2133 Comment
  JEPS64955  Lupinus arbustus W. L. Jepson July, 1898 42 t Nevada Summit Sta. Comment
  JEPS65310  Lupinus arbustus W. L. Jepson July, 1898 59 t Nevada Summit Sta. 2133 Comment
  UC149826  Lupinus arbustus Katharine Brandegee July 1910 Nevada summit Donner Comment
  UC150140  Lupinus arbustus A. A. Heller 1909-7-16 9857 Placer summit, Placer Co. Comment
  UCD106669  Lupinus arbustus A. A. Heller 1909-7-16 9857 Placer Summit. Comment
  UCR270697  Lupinus arbustus John F. Emmel 1998-7-9 1576 Placer Sierra Nevada Mountains, Donner Pass area, north peak of Mt. Judah 2500 Comment
  CAS-BOT-BC8276  Lupinus arbustus subsp. silvicola Amos Arthur Heller 1909-7-16 9857 Placer Summit 2133 Comment
  SEINET5767541 Image available Lupinus arbustus subsp. silvicola A. A. Heller 1903-1 6944 Nevada S side of Donner Lake near lower end of lake Comment
  CAS-BOT-BC208844  Lupinus argenteus var. meionanthus John Thomas Howell 1943-7-21 18674 Placer Mt. Lincoln Comment
  JEPS91337  Lupinus argenteus var. meionanthus Dean W. Taylor 1970-7-15 525 Nevada trail from Donner Summit to Castle Peak 2590 Comment
  UC15884  Lupinus argenteus var. meionanthus C. F. Sonne 1887-8-7 Placer Mts. above Coldstream; Sierra Nevada, Mts. above Coldstream 2286 Comment
  UC1401225  Lupinus grayi D. B. Dunn, Conrad and LeDoux 1973-6-26 21048 Nevada on the way down to the lake from I-80, 0.3 mi from the Donner Lake Rd., w entrance to the lake, on the n side Donner Lake; n side of Donner Lake, w entrance to the lake Comment
  UCR83531  Lupinus grayi G. H. True 1973-6-5 7539 Nevada Road from Hwy 80 to W end of Donner Lake, 0.3 mi north of Lake 1860 Comment
  SEINET3151067  Lupinus laxiflorus var. silvicola A. A. Heller 1909-7-16 9857 Placer Summit 2134 Comment
  UCD148306  Lupinus lepidus var. confertus Nick Jensen; Rachel Hutchinson 2012-7-28 123 Nevada Along the trail to Castle peak, about 1 mile from the trailhead parking area. 2301 Comment
  UC646587  Lupinus lepidus var. lobbii Reed C. Rollins and Carlos Munoz 1939-8-6 2931 Nevada w slope Donner Pass (10 mi w of Donner Lake); w of Donner Lake, w slope of Donner Pass 1828 Comment
  CHSC80832  Lupinus lepidus var. sellulus Lowell Ahart 2001-7-21 8967 Nevada Near the edge of a large meadow, on the south side of the dirt road, 50 yards east of the old sheep corral, northeast of Lake Van Norden, about 1 1/2 miles east of Soda Springs. 2063 Comment
  SBBG67075  Lupinus lepidus var. sellulus A. A. Heller 1927-8-17 14459 Nevada Donner Lake 1828 Comment
  SEINET238566  Lupinus lepidus var. sellulus G. K. Helmkamp, E. A. Helmkamp; A. Kercher 1999-6-29 5026 Nevada Northern Sierra Nevada Range: N of Hwy I-80 at west exit to Donner Lake; opening to Negro Canyon. 2134 Comment
  UCD108565  Lupinus lepidus var. sellulus A. A. Heller 1912-7-20 10588 Placer Summit. 2072 Comment
  UCR120503  Lupinus lepidus var. sellulus George K. Helmkamp, E. A. Helmkamp, A. Kerchner 1999-6-29 5026 Placer Northern Sierra Nevada Range, N of Hwy I-80 at west exit to Donner Lake; opening to Negro Canyon 2134 Comment
  GH369059  Lupinus lyallii C. Munoz & R. C. Rollins 1939-8-6 2931 Unknown west slope of Donner Pass, 10 miles west of Donner Lake 1828 Comment
  POM230567  Lupinus meionanthus A. Kellogg 1870-7-20 s.n. Nevada Summit Camp, Sierra Nevada. Comment
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Dec 7 2015
  UCD148938  Lupinus polyphyllus Albert Grigarick 2013-8-6 358 Nevada Pacific Crest Trail. North of Highway 80 on road to Peter Grubb Hut. Comment
  UCR141782  Lupinus polyphyllus June Latting 1978-8-4 s.n. Nevada Sierra Nevada Mtns., Summit Lake trail, Donner Pass 2256 Comment
  SD44062  Lupinus polyphyllus subsp. superbus Frank Chadwick 1950-8-27 Nevada Sugar Bowl Lodge, Norden. Comment
  UC149825  Lupinus polyphyllus var. burkei Katharine Brandegee Nevada Summit (Donner) back of hotel Comment
  CAS-BOT-BC8295  Lupinus sellulus Albert Kellogg 1870-7-14 s.n. Nevada Sierra Nevada. Donner Lake. Summit Camp. Comment
  CAS-BOT-BC8296  Lupinus sellulus Albert Kellogg 1870-7-14 s.n. Nevada Sierra Nevada. Donner Lake. Summit Camp. Comment
  GH65653  Lupinus sellulus A. Kellogg 1870-7-14 Unknown Summit Sierras at Donner Lake Comment
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Jun 1 2012
  NY16010  Lupinus sellulus A. Kellogg 1870-7-14 s.n. Unknown Summit Camp, Sierra Nevada Mts. Comment
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Jun 1 2012
  POM276434  Lupinus sellulus subsp. sellulus B. W. Benson 11245 Placer Highway junction 1 mile west of Truckee. 1829 Comment
  GH65667  Lupinus silvicola A. A. Heller 1909-7-16 9857 Unknown Summit Comment
  NY16017  Lupinus silvicola A. A. Heller 1909-7-16 9857 Placer Summit 2133.6 Comment
  NY16018  Lupinus silvicola A. A. Heller 1909-7-16 9857 Placer Summit 2133.6 Comment
  SEINET881443 Image available Lupinus silvicola A. A. Heller 1909-1 s.n. Placer Summit. 2133 Comment
  UCD75689  Luzula comosa Ellen Dean, M. Starbuck,; G. Harrington, J. Buck, M. Bibbo, T. Sasaki, J. Poloske 2008-7-19 5138 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-BC436666  Luzula comosa var. laxa John Thomas Howell 1943-7-17 18446 Nevada West side of Donner Pass near Norden 2133 Comment
  POM170556  Luzula divaricata A. A. Heller 1903-8-10 7138 Nevada Ridge south of Donner Pass. 2287 Comment
  UC58168  Luzula divaricata A. A. Heller 1903-8-10 7138 Nevada ridge s Donner Pass; ridge s of Donner Pass 2286 Comment
  UC842058  Luzula divaricata A. A. Heller 1917-8-14 12930 Placer near the crest Mount Lincoln s Summit Valley; Mount Lincoln s of Summit Valley 2499 Comment
  UCD142143  Luzula divaricata A. A. Heller 1917-8-14 12930 Placer Mt. Lincoln south of Summit valley. 2499 Comment
  UC142751  Luzula subcongesta A. A. Heller 1903-8-10 7135 Placer above Donner Pass; above Donner Pass 2286 Comment
  UC144638  Luzula subcongesta A. A. Heller 1903-8-10 7135 Placer above Donner Pass 2286 Comment
  CAS-BOT-BC8100  Macronema imbricata Amos Arthur Heller 1903-8-17 7182 Nevada Ridge south of Donner Pass 2590 Comment
  NY380632  Macronema imbricata A. A. Heller 1903-8-17 7182 Nevada Risge south of Donner Pass Comment
  CAS-BOT-BC343851  Madia elegans P. B. Kennedy; S. B. Doten 1901-8-6 243 Nevada Summit - Soda Springs Comment
  CHSC92083  Madia exigua Lowell Ahart 2005-7-31 12209 Nevada Between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit. 2062 Comment
  JEPS107562  Madia exigua Lowell Ahart 2005-7-31 12209 Nevada Between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit 2062 Comment
  RSA716310  Madia exigua L. Ahart 2005-7-31 12209 Nevada Between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit. 2063 Comment
  CAS-BOT-BC342831  Madia glomerata John Thomas Howell 1943-7-14 18296 Nevada West side of Donner Pass near Norden 2133 Comment
  CAS-BOT-BC342832  Madia glomerata John Thomas Howell 1943-7-14 18296 Nevada West side of Donner Pass near Norden 2133 Comment
  CHSC80806  Madia glomerata Lowell Ahart 2001-7-21 8960 Nevada On the north side of the dirt road, about 100 yards northwest of the old sheep corral, northeast of Lake Van Norden, about 1 1/2 miles east of Soda Springs. 2063 Comment
  CHSC92084  Madia glomerata Lowell Ahart 2005-7-31 12211 Nevada Between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit. 2062 Comment
  JEPS107863  Madia glomerata Lowell Ahart 2005-7-31 12211 Nevada Between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit 2062 Comment
  RSA716311  Madia glomerata L. Ahart 2005-7-31 12211 Nevada Between the curve and below the bridge on old Highway 80, east of Donner Pass and Donner Summit. 2063 Comment
  SEINET11601369 Image available Madia glomerata C. Rivas, M. Koski 2009-8-24 NV 030 -277 Placer Onion Creek, approx 4 miles after end of pavement on Soda Springs Road 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