38.69230 38.79230 -120.60358 -120.50358 UC/JEPS: Consortium Search Results
Search Results — 698 specimen records retrieved (698 records with coordinates)
Results for search:   

Mapping Options:

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

Download Options:
Select all records · Select records with coordinates

Include annotations and voucher information

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

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

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

Click on column header to sort data (* sorts by family); click in leftmost checkbox to select record. CCH Help Page.
Turn on yellow flags to show possible range discrepancies. Read more ...
? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  UCD134113  Abies concolor Collector unknown Date Unknown 1592 El Dorado Summit. Comment
  UCD134203  Abies magnifica Collector unknown 1925-5-28 1593 El Dorado Summit. Comment
  UCD117023  Acer macrophyllum G. K. Helmkamp; E. A. Helmkamp 2007-9-26 13014 El Dorado northern Sierra Nevada Mountains, Bonetti Road, 1.1 miles south of its junction with Mormon Emigrant Trail, just east of Jenkinson Lake. 1189 Comment
  UCR188500  Acer macrophyllum George K. Helmkamp, E. A. Helmkamp 2007-9-26 13014 El Dorado Northern Sierra Nevada Mountains Foothills, Bonetti Road, 1.1 miles south of its junction with Mormon Emigrant Trail, just east of Jenkinson Lake 1189 Comment
  UCR196841  Acer macrophyllum George K. Helmkamp, E. A. Helmkamp 2008-6-3 13565 El Dorado Sierra Nevada Mountains, Pony Express Trail, 0.8 mile east of Sly Park Road (Pollock Pines) and parallel to US-50 1213 Comment
  UCR206092  Acer macrophyllum George K. Helmkamp, E. A. Helmkamp 2009-6-3 14881 El Dorado Sierra Nevada Mountains Foothills, Pony Express Trail, 0.7 mile east of its junction with Sly Park Road in Pollock Pines 851 Comment
  UCR250277  Acer macrophyllum George K. Helmkamp, E. A. Helmkamp 2009-5-4 14592 El Dorado Sierra Nevada Mountains Foothills, Capps Crossing Road, 1.1 miles south of its junction with Mormon Emigrant Trail 1189 Comment
  CAS-BOT-BC210644  Achnatherum lemmonii R. E. Frenkel 1964-6-11 543 El Dorado On Sly Park Road, 0.1 mile south of entrance to Sly Park 1103 Comment
  SEINET5585530 Image available Achnatherum lemmonii G. Thomas Robbins 1945-1 1989 El Dorado Above Camp Creek near Baltic Peak 1067 Comment
  CAS-BOT-BC523901  Acmispon micranthus George K. Helmkamp; Mary Alice Barnes 2013-4-30 20429 El Dorado Northern Sierra Nevada Mountains: Capps Crossing Rd., 0.2 mi S of its jct with Mormon Emigrant Trail 1260 Comment
  SEINET13203263 Image available Acmispon parviflorus G. K. Helmkamp, Mary Alice Barnes 2013-1 20429 El Dorado Northern Sierra Nevada Mountains: Capps Crossing Road, 0.1 mile south of its junction with Mormon Emigrant Trail (Sly Park 7.5' Q.) 1260 Comment
  RSA0012139  Adenocaulon bicolor George K. Helmkamp, E. A. Helmkamp 2011-7-7 17654 El Dorado Capps Crossing (Bonnetti) Road, 2.8 miles south of its junction with Mormon Emigrant Trail 1297 Comment
  UCR233660  Adenocaulon bicolor George K. Helmkamp, E. A. Helmkamp 2011-7-7 17654 El Dorado Northern Sierra Nevada Mountains, Capps Crossing (Bonnetti) Road, 2.8 miles south of its junction with Mormon Emigrant Trail 1297 Comment
  CAS-BOT-BC62286  Adiantum aleuticum G. Thomas Robbins 1945-6-17 1998 El Dorado Camp Creek, near Baltic Peak 1036 Comment
  UC964819  Adiantum aleuticum G. Thomas Robbins 1945-6-17 1998 El Dorado bank above Camp Creek near Baltic Peak 975 Comment
  UCD160583  Adiantum aleuticum G. Ledyard Stebbins 1976-8-27 76214 El Dorado Along Camp Creek, between Jenkinson Lake and Baltic Mt. (Exact location unknown. Coordinates estimated by label maker. Location, elevation, and ecological information copied from duplicate CAS652730. Newspaper notes said Camp Cr. 3000 ft. Aug 27 and collection number.) 914 Comment
  UCR171258  Aegilops triuncialis George K. Helmkamp, E. A. Helmkamp 2005-7-11 9716 El Dorado Northern Sierra Nevada Foothills, Pollock Pines area just south of US Highway 50 along County Road #5 1159 Comment
  UCR170361  Agoseris grandiflora George K. Helmkamp, Elizabeth Helmkamp 2005-9-12 9851 El Dorado Northern Sierra Nevada Foothills, E of Sacramento; Sly Park Road (County Highway E-16), c. 1 mi SW of Jenkinson Lake 1067 Comment
  UCR191067  Agoseris grandiflora George K. Helmkamp, E. A. Helmkamp 2007-6-6 12276 El Dorado Northern Sierra Nevada Mountains, junction of Bonetti Road and Mormon Emigrant Trail, east of Jenkinson Lake 1226 Comment
  UCR208562  Agoseris heterophylla George K. Helmkamp, E. A. Helmkamp 2009-5-4 14588 El Dorado Sierra Nevada Mountains Foothills, junction of Bonetti Road and Mormon Emigrant Trail, 3.6 miles east of Sly Park Rd. and Jenkinson Lake 1226 Comment
  SD240833  Agoseris retrorsa George K. Helmkamp, E. A. Helmkamp 2012-5-18 19000 El Dorado Northern Sierra Nevada Mountains: junction of Bonnetti Road (Clapps Crossing Road) and Mormon Emigrant Trail, east of Jenkinson Lake (Sly Park 7.5'Q) 1260 Comment
  UCR237084  Agoseris retrorsa George K. Helmkamp, E. A. Helmkamp 2012-5-18 19000 El Dorado Northern Sierra Nevada Mountains, junction of Bonnetti Road (Capps Crossing Rd.) and Mormon Emigrant Trail, east of Jenkinson Lake 1261 Comment
  UCR258546  Agoseris retrorsa George K. Helmkamp, Mary Alice Barnes 2013-4-30 20423 El Dorado Northern Sierra Nevada Mountains, Capps Crossing Road, 0.1 mile south of its junction with Mormon Emigrant Trail 1261 Comment
  CAS-BOT-BC127516  Agrostis capillaris John Thomas Howell 1943-7-28 18895 El Dorado 2 miles west of Pacific House. 1188 Comment
  CAS-BOT-BC127517  Agrostis capillaris R. E. Frenkel 1964-6-12 563 El Dorado On Sly Park Dam Road on eastern sector of Sly Park Dam. 1066 Comment
  CAS-BOT-BC127518  Agrostis capillaris R. E. Frenkel 1964-6-12 564 El Dorado On Sly Park Dam Road on eastern sector of Sly Park Dam. 1066 Comment
  CAS-BOT-BC127519  Agrostis capillaris R. E. Frenkel 1964-6-12 562 El Dorado On Sly Park Dam Road on eastern sector of Sly Park Dam. 1066 Comment
  SEINET221009  Agrostis capillaris G. Thomas Robbins 1944-7-6 1754 El Dorado Sly Park meadow 5 mi s. of Pollock Pines. 1006 Comment
  CAS-BOT-BC139705  Agrostis gigantea R. E. Frenkel 1964-6-12 563 in part El Dorado Sierra Nevada. On Sly Park Dam Road on eastern sector of Sly Park Dam. 1066 Comment
  SEINET3282805 Image available Aira caryophyllea George K. Helmkamp, E. A. Helmkamp 2009-6-3 14875 El Dorado Foothills, northern Sierra Nevada Mountains; Pony Express Trail, 0.7 mile east of its junction with Sly Park Road in Pollock Pines. 851 Comment
  UCR206007  Aira caryophyllea George K. Helmkamp, E. A. Helmkamp 2009-6-3 14875 El Dorado Sierra Nevada Mountains Foothills, Pony Express Trail, 0.7 mile east of its junction with Sly Park Road in Pollock Pines 851 Comment
  UC217300  Allium amplectens H. M. Hall 1921-6-24 11283 El Dorado Sly Park 1066 Comment
  UCR233636  Allium campanulatum George K. Helmkamp, E. A. Helmkamp 2011-7-7 17640 El Dorado Northern Sierra Nevada Mountains, Park Creek Road, 0.4 mile east of its junction with Old Sly Park Road, southeast of Pollock Pines, 0.7 mi. SSW (191 deg. ) of Fresh Pond 1250 Comment
  SEINET959050  Allophyllum divaricatum Unknown 2005-1 9712 El Dorado Northern Sierra Nevada Foothills: Pollock Pines area just S of US highway 50 along Country Road #5 (Pollock Pines 7.5 Q) 1159 Comment
  UCR171241  Allophyllum divaricatum George K. Helmkamp, E. A. Helmkamp 2005-7-11 9712 El Dorado Northern Sierra Nevada Foothills, Pollock Pines area just south of US Highway 50 along County Road #5 1159 Comment
  UCD110006  Alnus rhombifolia T. J. Higgins 1969-5-18 46 El Dorado Hazel Creek by Jenkinson Lake, off U.S. Highway 50 at Pollock Pines. Comment
  SBBG71002  Amelanchier alnifolia Milo H. Gates 1879-1 El Dorado Camp 2, South Fork Canal Comment
  CAS-BOT-BC63873  Antennaria argentea H. M. Hall 1921-6-26 11367 El Dorado Sly Park 1036 Comment
  CAS-BOT-BC137760  Anthoxanthum odoratum John Thomas Howell 1963-7-9 39641 El Dorado Sierra Nevada. South Fork American River near Pacific House. 1036 Comment
  CAS-BOT-BC137761  Anthoxanthum odoratum John Thomas Howell 1943-7-28 18905 El Dorado 2 miles west of Pacific House. Comment
  UC907649  Anthoxanthum odoratum G. Thomas Robbins 1944-7-6 1755 El Dorado 5 mi s of Pollock Pines (Sly Park); Sly Park 1005 Comment
  UCD56270  Anthoxanthum odoratum John Thomas Howell 1943-7-28 18905 El Dorado 2 miles west of Pacific House. 1219 Comment
  UCR234192  Aquilegia formosa George K. Helmkamp, E. A. Helmkamp 2011-7-7 17650 El Dorado Northern Sierra Nevada Mountains, Capps Crossing (Bonnetti) Road, 2.8 miles south of its junction with Mormon Emigrant Trail 1297 Comment
  CAS-BOT-BC24261  Arctostaphylos mewukka Gilbert Thereon Benson 1926-1-21 84 El Dorado Bullion Bend, 14 mi. above Placerville. Comment
  POM196057  Arctostaphylos mewukka L. F. Robbins 1937-5-6 s.n. El Dorado Sly Park Comment
  UCD52256  Arctostaphylos mewukka Roman Gankin 1965-8-31 612 El Dorado Off of P.G. and E. maintenance road; ca. 1/2 mile above Gankin home; 1/2 mile west of Pacific House. Comment
  UCD52259  Arctostaphylos mewukka Roman Gankin 1965-3-7 417 El Dorado Near P.G. and E. canal; ca. 1 mile south of Pacific House. Comment
  UCD52261  Arctostaphylos mewukka Roman Gankin 1965-8-31 614 El Dorado South-facing slope overlooking Sly Park Reservoir; 1 mile above Gankin home; 1/2 mile west of Pacific House. Comment
  UCD52275  Arctostaphylos mewukka Roman Gankin 1965-8-31 613 El Dorado South-facing slope overlooking Sly Park Reservoir; 1 mile above Gankin home; 1/2 mile west of Pacific House. Comment
  UCD52373  Arctostaphylos mewukka Roman Gankin 1965-8-31 615 El Dorado South-facing slope overlooking Sly Park Reservoir; 1 mile above Gankin home; 1/2 mile west of Pacific House. Comment
  SBBG122292  Arctostaphylos viscida subsp. viscida G. K. Helmkamp with E. A. Helmkamp 2008-4-21 13299 El Dorado jct of Bonetti Rd and Mormon Emigrant Trail, 3.6 mi E of Sly Park Rd at Jenkinson Lake 1226 Comment
  UC1073310  Arctostaphylos viscida subsp. viscida George B. Rossbach 1955-5-21 385 El Dorado along river n Route 50 (near Pacific); South Fork American River 914 Comment
  UCD55747  Arctostaphylos viscida subsp. viscida G. K. Helmkamp; Elizabeth Helmkamp 2006-4-26 10224 El Dorado Northern Sierra Neveda Foothills, E of Sacramento, along Mormon Emigrant trail at the south side of Jenkinson Lake. 1075 Comment
  UCR173190  Arctostaphylos viscida subsp. viscida George K. Helmkamp, Elizabeth Helmkamp 2006-4-26 10224 El Dorado Northern Sierra Nevada Foothills, E of Sacramento, along Mormon Emigrant trail at the south side of Jenkinson Lake 1076 Comment
  UCR197276  Arctostaphylos viscida subsp. viscida George K. Helmkamp, E. A. Helmkamp 2008-4-21 13299 El Dorado Sierra Nevada Mountains Foothills, junction of Bonetti Road and Mormon Emigrant Trail, 3.6 miles east of Sly Park Road at Jenkinson Lake 1226 Comment
  SFV12199  Arnica mollis J. Major 1968-7-27 s. n. El Dorado Sierra Nevada Above south fork of Silver Creek. 2165 Comment
  UCD129159  Arnica mollis Jack Major 1968-7-27 s.n. El Dorado El Dorado County. above south fork of Silver Creek. 2164 Comment
  UCD129289  Artemisia douglasiana G. K. Helmkamp; E. A. Helmkamp 2007-9-26 13020 El Dorado Northern Sierra Nevada Mountains: junction of Bonetti Road and Mormon Emigrant Trail, 2.3 miles east of Jenkinson Lake. 1226 Comment
  UCR188558  Artemisia douglasiana George K. Helmkamp, E. A. Helmkamp 2007-9-26 13020 El Dorado Northern Sierra Nevada Mountains Foothills, junction of Bonetti Road and Mormon Emigrant Trail, 2.3 miles east of Jenkinson Lake 1226 Comment
  UCR209709  Artemisia douglasiana George K. Helmkamp, E. A. Helmkamp 2009-8-8 15420 El Dorado Sierra Nevada Mountains Foothills, Lake Forebay, 0.8 mile northwest of Pollock Pines on Forebay Road 1195 Comment
  UCR253246  Artemisia douglasiana George K. Helmkamp, E. A. Helmkamp 2013-11-27 22489 El Dorado Sierra Nevada Mountains Foothills, Capp's Crossing Road at its junction with Mormon Emigrant Trail 1224 Comment
  UCR198109  Asarum hartwegii Janis Green 1976-5-1 12 El Dorado 12.1 mi northeast of somerset on Road E-16(Mount Aukum Road) 762 Comment
  CAS-BOT-BC400741  Asarum lemmonii H. M. Hall 1921-6-26 11312 El Dorado Sly Park Comment
  RSA0012140  Asclepias cordifolia George K. Helmkamp, E. Helmkamp 2011-7-7 17641 El Dorado Park Creek Road, 0.4 mile east of its junction with Old Sly Park Road, southeast of Pollock Pines, 0.7 mi. SSW (191 deg ) of Fresh Pond 1250 Comment
  SD237291  Asclepias cordifolia G. K. Helmkamp, E. A. Helmkamp 2008-6-3 13573 El Dorado Sierra Nevada Mountains: Forbay Road, 7.1 miles northwest of CA-50 (road junction in Pollock Pines), no-outlet road leading to the South fork of the American River. 715 Comment
  SEINET1908705  Asclepias cordifolia G. K. Helmkamp, E. A. Helmkamp 2008-1 13573 El Dorado Sierra Nevada Mountains: Forbay Road, 7.1 miles northwest of CA-50 (road junction in Pollock Pines), no-outlet road leading to the South Fork of the American River (Pollock Pines 7.5' Q.; open roadside. 716 Comment
  UCR233635  Asclepias cordifolia George K. Helmkamp, E. A. Helmkamp 2011-7-7 17641 El Dorado Northern Sierra Nevada Mountains, Park Creek Road, 0.4 mile east of its junction with Old Sly Park Road, southeast of Pollock Pines, 0.7 mi. SSW (191 deg. ) of Fresh Pond 1250 Comment
  CAS-BOT-BC65937  Aspidotis densa G. Thomas Robbins 1945-6-17 1994 El Dorado above Camp Creek near Baltic Peak 1005 Comment
  UC907726  Aspidotis densa G. Thomas Robbins 1945-6-17 1994 El Dorado above Camp Creek near Baltic Peak 1005 Comment
  UC964818  Aspidotis densa G. Thomas Robbins 1945-6-14 1994 El Dorado near Baltic Peak (above Camp Creek) 1005 Comment
  UCR219635  Athyrium filix-femina var. cyclosorum George K. Helmkamp, E. A. Helmkamp 2009-10-22 15700 El Dorado Sierra Nevada Mountains Foothills, Pollock Pines, Blair Road just south of its junction with Forebay Road 1125 Comment
  RSA759761  Barbarea verna George K. Helmkamp, E. A. Helmkamp 2009-5-4 14585 El Dorado junction of Bonetti Road and Mormon Emigrant Trail, 3.6 miles east of Sly Park Rd. and Jenkinson Lake 1226 Comment
  UCR208565  Barbarea verna George K. Helmkamp, E. A. Helmkamp 2009-5-4 14585 El Dorado Sierra Nevada Mountains Foothills, junction of Bonetti Road and Mormon Emigrant Trail, 3.6 miles east of Sly Park Rd. and Jenkinson Lake 1226 Comment
  RSA32308  Boisduvalia densiflora var. densiflora G. Thomas Robbins 1944-7-6 1750 El Dorado Sly Park, 5 mi. S of Pollock Pines 1006 Comment
  CAS-BOT-BC417616  Boykinia major H. M. Hall 1921-6-28 11377 El Dorado Sly Park 1036 Comment
  SBBG70954  Boykinia major Milo H. Gates 1879-1 El Dorado Camp 2, South Fork Canal Comment
  CAS-BOT-BC418412  Boykinia occidentalis H. M. Hall 1921-6-25 11300 El Dorado Sly Park 1036 Comment
  GH363699  Boykinia occidentalis H. M. Hall 1921-6-25 11300 Unknown Sly Park 1066 Comment
  UC219396  Boykinia occidentalis H. M. Hall 1921-6-25 11300 El Dorado Sly Park 1066 Comment
  UC420464  Boykinia occidentalis Katharine Brandegee El Dorado Pacific House Comment
  UCR234167  Bromus George K. Helmkamp, E. A. Helmkamp 2011-7-7 17643 El Dorado Northern Sierra Nevada Mountains, Capps Crossing (Bonnetti) Road, 2.8 miles south of its junction with Mormon Emigrant Trail 1297 Comment
  UCR171619  Bromus carinatus George K. Helmkamp, E. A. Helmkamp 2005-7-11 9695 El Dorado Northern Sierra Nevada Foothills, 30 miles SW of Lake Tahoe; 1 mile east of Jenkinson Lake along Mormon Emigrant Road/County Highway 5 1220 Comment
  CAS-BOT-BC149536  Bromus carinatus var. carinatus R. E. Frenkel 1964-6-11 547 El Dorado On Sly Park Road, 0.1 mile south of entrance to Sly Park. 1103 Comment
  CAS-BOT-BC149538  Bromus carinatus var. carinatus R. E. Frenkel 1964-6-11 546 El Dorado On Sly Park Road, 0.1 mile south of entrance to Sly Park. 1103 Comment
  UCR236919  Bromus carinatus var. carinatus George K. Helmkamp, E. A. Helmkamp 2012-5-28 19080 El Dorado Northern Sierra Nevada Mountains, 1.1 miles east of the E dam of Jenkinson Lake via Mormon Emigrant Trail, then 0.6 mile SE toward Fleming Meadow (?) on an unnamed road off Bonetti Rd. 1169 Comment
  JEPS109924  Bromus suksdorfii Dean W. Taylor 2006-6-14 19543 El Dorado Fresh Pond; forestry plantation above the El Dorado Irrigation District canal 1188 Comment
  UCR237065  Bromus tectorum George K. Helmkamp, E. A. Helmkamp 2012-5-18 19031 El Dorado Northern Sierra Nevada Mountains Foothills, Sly Park Road (Hwy E-16) at the Fire Station, 1.3 miles southwest of the junction with Mormon Emigrant Trail 1081 Comment
  RSA0012141  Bromus vulgaris George K. Helmkamp, E. A. Helmkamp 2011-7-7 17643 El Dorado Capps Crossing (Bonnetti) Road, 2.8 miles south of its junction with Mormon Emigrant Trail 1297 Comment
  CAS-BOT-BC438798  Calocedrus decurrens George K. Helmkamp; E. A. Helmkamp 2013-11-27 22491 El Dorado Sierra Nevada Mountains Foothills: Capp's Crossing Road at its junction with Mormon Emigrant Trail. 1224 Comment
  CAS-BOT-BC80366  Calocedrus decurrens James R. Shevock 2004-11-5 26210 El Dorado at Hazel Valley Road, about 1 mile east of Mill Ranger Station and about 17 miles east of Placerville 1036 Comment
  SDSU1791  Calocedrus decurrens Harold Wier 1972-8-20 009 El Dorado Ten miles east of Placerville, on Highway 50. Comment
  UC183375  Calocedrus decurrens Arthur Baumhoff 1914-9-1 El Dorado Sportsman's Hall Fyffe Comment
  UCD132880  Calocedrus decurrens G. K. Helmkamp; E. A. Helmkamp 2007-9-26 13018 El Dorado Foothills of Northern Sierra Nevada Mountains: Bonetti Road, 1.1 miles south of its junction with Mormon Emigrant Trail, east of Jenkinson Lake. 1189 Comment
  UCR188499  Calocedrus decurrens George K. Helmkamp, E. A. Helmkamp 2007-9-26 13018 El Dorado Northern Sierra Nevada Mountains Foothills, Bonetti Road, 1.1 miles south of its junction with Mormon Emigrant Trail, just east of Jenkinson Lake 1189 Comment
  UCR253244  Calocedrus decurrens George K. Helmkamp, E. A. Helmkamp 2013-11-27 22491 El Dorado Sierra Nevada Mountains Foothills, Capp's Crossing Road at its junction with Mormon Emigrant Trail 1224 Comment
  UCR258550  Calochortus minimus George K. Helmkamp, Mary Alice Barnes 2013-4-30 20420 El Dorado Northern Sierra Nevada Mountains, Capps Crossing Road, 0.1 mile south of its junction with Mormon Emigrant Trail 1261 Comment
  SEINET5218930  Calochortus monophyllus Unknown 1995-6-17 05 El Dorado on highway 50 outside Placerville Comment
  UCR171248  Calystegia occidentalis subsp. occidentalis George K. Helmkamp, E. A. Helmkamp 2005-7-11 9711 El Dorado Northern Sierra Nevada Foothills, Pollock Pines area just south of US Highway 50 along County Road #5 1159 Comment
  UCR208560  Cardamine hirsuta George K. Helmkamp, E. A. Helmkamp 2009-5-4 14591 El Dorado Sierra Nevada Mountains Foothills, junction of Bonetti Road and Mormon Emigrant Trail, 3.6 miles east of Sly Park Rd. and Jenkinson Lake 1226 Comment
  UCR237069  Cardamine hirsuta George K. Helmkamp, E. A. Helmkamp 2012-5-18 19021 El Dorado Northern Sierra Nevada Mountains Foothills, Capps Crossing Road (Bonnetti Rd.), 0.1 mile northwest of the bridge over Diamond Creek, E of Jenkinson Lake and S of US Hwy 50 1186 Comment
  UCR237061  Carex George K. Helmkamp, E. A. Helmkamp 2012-5-18 19027 El Dorado Northern Sierra Nevada Mountains Foothills, Capps Crossing Road (Bonnetti Rd.), 0.1 mile northwest of the bridge over Diamond Creek, E of Jenkinson Lake and S of US Hwy 50 1186 Comment
  SD237239  Carex bolanderi G. K. Helmkamp, E. A. Helmkamp 2008-6-3 13576 El Dorado Sierra Nevada Mountains: Forbay Road, 7.1 miles northwest of CA-50 (road junction in Pollock Pines). No-outlet road leading to the South Fork of the American River. 715 Comment
  UCR206091  Carex feta George K. Helmkamp, E. A. Helmkamp 2009-6-3 14880 El Dorado Sierra Nevada Mountains Foothills, Pony Express Trail, 0.7 mile east of its junction with Sly Park Road in Pollock Pines 851 Comment
  CAS-BOT-BC32198  Carex multicaulis John Thomas Howell 1943-7-28 18900 El Dorado 2 mi W of Pacific House. Comment
  UCD146964  Carex multicaulis Chuck Hughes 2012-6-19 335 El Dorado About 50 feet south of Blair Road. 1136 Comment
  UCR258232  Carex multicaulis George K. Helmkamp, Mary Alice Barnes 2013-4-30 20422 El Dorado Northern Sierra Nevada Mountains, Capps Crossing Road, 0.1 mile south of its junction with Mormon Emigrant Trail 1261 Comment
  CAS-BOT-BC116698  Carex subfusca G. Thomas Robbins 1944-7-6 1747 El Dorado Grassy meadow, Sly Park, 5 mi S of Pollock Pines. 975 Comment
  UC747497  Carex subfusca G. Thomas Robbins 1944-7-6 1747 El Dorado 5 mi s Pollock Pines; Sly Park 975 Comment
  UC219419  Castilleja lacera H. M. Hall 1921-6-26 11306 El Dorado Sly Park 1066 Comment
  SBBG122279  Ceanothus arcuatus D. O. Burge 2007-6-15 951 b El Dorado Mormon Emigrant Trail, 1.2 rd mi E of easternmost Jenkinson Lake spillway (Sly Park Dam) 1200 Comment
  SACT002911  Ceanothus cuneatus Howard Ishisaka 1960-2-27 El Dorado 762.0 Comment
  CAS-BOT-BC49812  Ceanothus diversifolius John Thomas Howell 1943-7-28 18897 El Dorado 2 milest west of Pacific House Comment
  UCD21945  Ceanothus integerrimus Brian Vanden Heuvel 2002-6-12 150 El Dorado El Dorado National Forest. 3 miles E of E16 on Mormon Emigrant Trail. Large population on North side of road. Comment
  UCR171239  Ceanothus integerrimus George K. Helmkamp, E. A. Helmkamp 2005-7-11 9692 El Dorado Northern Sierra Nevada Foothills, 30 miles SW of Lake Tahoe; 1 mile east of Jenkinson Lake along Mormon Emigrant Road/County Highway 5 1220 Comment
  UCR237034  Ceanothus integerrimus George K. Helmkamp, E. A. Helmkamp 2012-5-18 19007 El Dorado Northern Sierra Nevada Mountains, junction of Bonnetti Road (Capps Crossing Rd.) and Mormon Emigrant Trail, east of Jenkinson Lake 1261 Comment
  UCR258544  Ceanothus integerrimus George K. Helmkamp, Mary Alice Barnes 2013-4-30 20425 El Dorado Northern Sierra Nevada Mountains, Capps Crossing Road, 0.1 mile south of its junction with Mormon Emigrant Trail 1261 Comment
  UCSB22593  Ceanothus integerrimus James, C. 1966-5-14 El Dorado On north side of Highway 50 at Pollock Pines turnoff. 1188 Comment
  CAS-BOT-BC50676  Ceanothus integerrimus var. macrothyrsus Alice M. King 1943-7-28 18899 El Dorado 2 miles west of Pacific House Comment
  CAS-BOT-BC52029  Ceanothus prostratus Gilbert T. Benson 1924-4-12 1 El Dorado 6 miles East of Camino on Lincoln Highway Comment
  CAS-BOT-BC83774  Ceanothus prostratus D. O. Burge; C. Miller 2007-6-15 949 b El Dorado Mormon Emigrant Trail 1200 Comment
  RSA754173  Ceanothus prostratus Dylan O. Burge, C. Miller 2007-6-15 DOB 949 c El Dorado Mormon Emigrant Trail 1.2 road miles E of easternmost Jenkinson Lake spillway (Sly Park Dam), 6.67 km 147 degrees SSE of Pollock Pines. 1200 Comment
  UCD123960  Ceanothus prostratus D. O. Burge and C. Miller 2007-6-15 949 e El Dorado Mormon Emigrant Trail, 1.2 road miles (1.9 km) east of eastern-most Jenkinson Lake spillway (Sly Park Dam), 6.67 km 147 deg. SSE of Pollock Pines. 1200 Comment
  UCD21946  Ceanothus prostratus Brian Vanden Heuvel 2002-6-12 151 El Dorado El Dorado National Forest. 3 miles E of E16 on Mormon Emigrant Trail. Large population on North side of road. Comment
  UCR198530  Ceanothus prostratus George K. Helmkamp, E. A. Helmkamp 2008-4-21 13298 El Dorado Sierra Nevada Mountains Foothills, junction of Bonetti Road and Mormon Emigrant Trail, 3.6 miles east of Sly Park Road at Jenkinson Lake 1226 Comment
  UCR253142  Ceanothus prostratus George K. Helmkamp, E. A. Helmkamp 2013-11-27 22494 El Dorado Sierra Nevada Mountains Foothills, Capp's Crossing Road, 0.4 mile southeast of its junction with Mormon Emigrant Trail 1204 Comment
  UCR258533  Ceanothus prostratus George K. Helmkamp, Mary Alice Barnes 2013-4-30 20421 El Dorado Northern Sierra Nevada Mountains, Capps Crossing Road, 0.1 mile south of its junction with Mormon Emigrant Trail 1261 Comment
  UCR171234  Centaurea cyanus George K. Helmkamp, E. A. Helmkamp 2005-7-11 9706 El Dorado Northern Sierra Nevada Foothills, Pollock Pines area just south of US Highway 50 along County Road #5 1159 Comment
  CAS-BOT-BC388277  Cerastium glomeratum G. K. Helmkamp; E. A. Helmkamp 2009-6-3 14879 El Dorado Foothills, northern Sierra Nevada Mountains: Pony Express Trail, 0.7 mile east of its junction with Sly Park Road in Pollock Pines 851 Comment
  UCR206090  Cerastium glomeratum George K. Helmkamp, E. A. Helmkamp 2009-6-3 14879 El Dorado Sierra Nevada Mountains Foothills, Pony Express Trail, 0.7 mile east of its junction with Sly Park Road in Pollock Pines 851 Comment
  A345564  Chamaebatia foliolosa A. A. Heller 1915-8-7 12197 Unknown On the Lincoln Highway to 10 miles east of Placerville 975 Comment
  CAS-BOT-BC140768  Chamaebatia foliolosa A. A. Heller 1915-8-7 12197 El Dorado On the Lincoln Highway 10 miles east of Placerville 975 Comment
  CAS-BOT-BC140774  Chamaebatia foliolosa A. A. Heller 1915-8-7 12197 El Dorado On the Lincoln Highway 10 miles east of Placerville 975 Comment
  GH345583  Chamaebatia foliolosa A. A. Heller 1915-8-7 12197 Unknown On the Lincoln Highway to 10 miles east of Placerville 975 Comment
  LA207918  Chamaebatia foliolosa A. A. Heller; 1915-8-7 sn El Dorado On the Lincoln Hwy. 10 mi. E of Placerville 975 Comment
  RSA31132  Chamaebatia foliolosa A. A. Heller 1915-8-7 12197 El Dorado On the Lincoln Hwy to miles E of Placerville. 976 Comment
  SJSU10512  Chamaebatia foliolosa N. D. Addy 1962-7-7 160 El Dorado Pacific Ranger Station, Hwy 50, 5 mi E of Pollock Pines 1219 Comment
  UCD19830  Chamaebatia foliolosa C. H. Lamoureux; M. Ingle and J. Major 1956-5-19 1077 El Dorado Pollock Pines. Comment
  UCD21947  Chamaebatia foliolosa Brian Vanden Heuvel 2002-6-12 152 El Dorado El Dorado National Forest. 3 miles E of E16 on Mormon Emigrant Trail. Large population on North side of road. Comment
  UCD21948  Chamaebatia foliolosa Brian Vanden Heuvel 2002-6-12 153 El Dorado El Dorado National Forest. 3 miles E of E16 on Mormon Emigrant Trail. Large population on North side of road. Comment
  UCR171231  Chamaebatia foliolosa George K. Helmkamp, E. A. Helmkamp 2005-7-11 9709 El Dorado Northern Sierra Nevada Foothills, Pollock Pines area just south of US Highway 50 along County Road #5 1159 Comment
  UCR253143  Chamaebatia foliolosa George K. Helmkamp, E. A. Helmkamp 2013-11-27 22493 El Dorado Sierra Nevada Mountains Foothills, Capp's Crossing Road, 0.4 mile southeast of its junction with Mormon Emigrant Trail 1204 Comment
  UC747634  Cheilanthes gracillima G. Thomas Robbins 1945-6-17 1995 El Dorado near Baltic Peak (slope above Camp Creek) 975 Comment
  UC964858  Cheilanthes gracillima G. Thomas Robbins 1945-6-17 1995 El Dorado above Camp Creek near Baltic Peak 975 Comment
  SD239705  Chenopodium George K. Helmkamp, E. A. Helmkamp 2011-10-13 18424 El Dorado Northern Sierra Nevada Mountains: Pony Express Trail, 0.9 mile east of Sly Park Road in Pollock Pines (Pollock Pines 7.5'Q) 1220 Comment
  SEINET3828365  Chenopodium George K. Helmcamp, E. A. Helmkamp 2011-1 18424 El Dorado Northern Sierra Nevada Mountains: Pony Express Trail, 0.9 mile east of Sly Park Road in Pollock Pines. 7.5 1219 Comment
  UCR232605  Chenopodium George K. Helmkamp, E. A. Helmkamp 2011-10-13 18424 El Dorado Northern Sierra Nevada Mountains, Pony Express Trail, 0.9 mile east of Sly Park Road in Pollock Pines 1220 Comment
  RSA0110268  Chenopodium berlandieri George K. Helmkamp, E. Helmkamp 2011-10-13 18424 El Dorado Pony Express Trail, 0.9 mile east of Sly Park Road in Pollock Pines 1220 Comment
  UCR171243  Chenopodium botrys George K. Helmkamp, E. A. Helmkamp 2005-7-11 9702 El Dorado Northern Sierra Nevada Foothills, Pollock Pines area just south of US Highway 50 along County Road #5 1159 Comment
  SD236182  Chondrilla juncea G. K. Helmkamp, Elizabeth Helmkamp 2005-9-12 9850 El Dorado Northern Sierra Nevada Foothills: E of Sacramento; Sly Park Road (County Highway E-16), ca. 1 mi SW of Jenkinson Lake 1067 Comment
  UCD130414  Chondrilla juncea G. K. Helmkamp; E. A. Helmkamp 2007-9-26 13021 El Dorado Northern Sierra Nevada Mountains: junction of Bonetti Road and Mormon Emigrant Trail, 2.3 miles east of Jenkinson Lake. 1226 Comment
  UCR170352  Chondrilla juncea George K. Helmkamp, Elizabeth Helmkamp 2005-9-12 9850 El Dorado Northern Sierra Nevada Foothills, E of Sacramento; Sly Park Road (County Highway E-16), c. 1 mi SW of Jenkinson Lake 1067 Comment
  UCR188559  Chondrilla juncea George K. Helmkamp, E. A. Helmkamp 2007-9-26 13021 El Dorado Northern Sierra Nevada Mountains Foothills, junction of Bonetti Road and Mormon Emigrant Trail, 2.3 miles east of Jenkinson Lake 1226 Comment
  UCR171332  Chrysanthemum leucanthemum George K. Helmkamp, E. A. Helmkamp 2005-7-11 9698 El Dorado Northern Sierra Nevada Foothills, 30 miles SW of Lake Tahoe; 1 mile east of Jenkinson Lake along Mormon Emigrant Road/County Highway 5 1220 Comment
  UC747190  Cirsium occidentale var. californicum G. Thomas Robbins 1945-6-17 1991 El Dorado above Camp Creek (near Baltic Peak) 975 Comment
  UC747236  Clarkia heterandra G. Thomas Robbins 1945-6-17 1987 El Dorado above Camp Creek near Baltic Peak Comment
  RSA714444  Clarkia rhomboidea George K. Helmkamp, E. A. Helmkamp 2005-7-11 9683 El Dorado Nothern Sierra Nevada Foothills: 30 miles SW of Lake Tahoe; 1 mile E of Jenkinson Lake along Mormon Emigrant Road (County Highway 5). 1220 Comment
  SEINET4138077 Image available Clarkia rhomboidea George K. Helmkamp, E. A. Helmkamp 2011-7-7 17632 El Dorado Northern Sierra Nevada Mountain Foothills: Park Creek Road, 0.4 mile E of junction with Sly Park Road, 1.4 mi SE of Pollock Pines 1289 Comment
  UCR171250  Clarkia rhomboidea George K. Helmkamp, E. A. Helmkamp 2005-7-11 9714 El Dorado Northern Sierra Nevada Foothills, Pollock Pines area just south of US Highway 50 along County Road #5 1159 Comment
  UCR171255  Clarkia rhomboidea George K. Helmkamp, E. A. Helmkamp 2005-7-11 9683 El Dorado Northern Sierra Nevada Foothills, 30 miles SW of Lake Tahoe; 1 mile east of Jenkinson Lake along Mormon Emigrant Road/County Highway 5 1220 Comment
  UCR191041  Clarkia rhomboidea George K. Helmkamp, E. A. Helmkamp 2007-6-6 12274 El Dorado Northern Sierra Nevada Mountains, junction of Bonetti Road and Mormon Emigrant Trail, east of Jenkinson Lake 1226 Comment
  UCR242600  Clarkia rhomboidea George K. Helmkamp, E. A. Helmkamp 2011-7-7 17632 El Dorado Northern Sierra Nevada Mountains, Park Creek Road, 0.4 mile east of its junction with (Co. Rd. E16) Sly Park Road, 1.4 mi. SE (111 deg. ) of Pollock Pines 1290 Comment
  UC112802  Clarkia williamsonii Katharine Brandegee, Emma Baumhoff Jul 1908 El Dorado 12 mi e Placerville (near Sportsman's Hall (Fyffe P.O.)) Comment
  RSA791413  Claytonia parviflora George K. Helmkamp, E. A. Helmkamp 2012-5-18 19025 El Dorado Northern Sierra Nevada Mountains Foothills: Capps Crossing Road (Bonnetti Rd.), 0.1 mi northwest of the bridge over Diamond Creek, East of Jenkinson Lake and south of US Hwy 50. 1186 Comment
  UCR191085  Claytonia parviflora subsp. parviflora George K. Helmkamp, E. A. Helmkamp 2007-6-8 12294 El Dorado Northern Sierra Nevada Mountains, Bonetti Road, 2.0 miles south of Mormon Emigrant Trail 1189 Comment
  UCR208561  Claytonia parviflora subsp. parviflora George K. Helmkamp, E. A. Helmkamp 2009-5-4 14590 El Dorado Sierra Nevada Mountains Foothills, junction of Bonetti Road and Mormon Emigrant Trail, 3.6 miles east of Sly Park Rd. and Jenkinson Lake 1226 Comment
  UCR237025  Claytonia parviflora subsp. parviflora George K. Helmkamp, E. A. Helmkamp 2012-5-18 19025 El Dorado Northern Sierra Nevada Mountains Foothills, Capps Crossing Road (Bonnetti Rd.), 0.1 mile northwest of the bridge over Diamond Creek, E of Jenkinson Lake and S of US Hwy 50 1186 Comment
  UCR258543  Claytonia parviflora subsp. parviflora George K. Helmkamp, Mary Alice Barnes 2013-4-30 20426 El Dorado Northern Sierra Nevada Mountains, Capps Crossing Road, 0.1 mile south of its junction with Mormon Emigrant Trail 1261 Comment
  SD239880  Claytonia perfoliata subsp. perfoliata G. K. Helmkamp, E. A. Helmkamp 2008-6-3 13555 El Dorado Sierra Nevada Mountains: Pony Express Trail, 0.8 mile east of Sly Park Road (Pollock Pines) and parallel to US-50 (Pollock Pines 7.5'Q) 1213 Comment
  UCR196835  Claytonia perfoliata subsp. perfoliata George K. Helmkamp, E. A. Helmkamp 2008-6-3 13555 El Dorado Sierra Nevada Mountains, Pony Express Trail, 0.8 mile east of Sly Park Road (Pollock Pines) and parallel to US-50 1213 Comment
  UCR258542  Claytonia rubra subsp. rubra George K. Helmkamp, Mary Alice Barnes 2013-4-30 20427 El Dorado Northern Sierra Nevada Mountains, Capps Crossing Road, 0.1 mile south of its junction with Mormon Emigrant Trail 1261 Comment
  UC747549  Clintonia uniflora G. Thomas Robbins 1943-6-13 1174 El Dorado about 1 mi s of Pacific Ranger Station (near Pacific) 1219 Comment
  SD236416  Collinsia tinctoria G. K. Helmkamp, E. A. Helmkamp 2008-6-3 13572 El Dorado Sierra Nevada Mountains: Forbay Road, 7.1 miles northwest of CA-50 (road junction in Pollock Pines), no-outlet road leading to the South Fork of the American River 715 Comment
  UC747089  Collinsia torreyi var. torreyi G. Thomas Robbins 1943-6-13 1170 El Dorado 2 mi w of Park Creek (along road to Park Creek) 1219 Comment
  SEINET11266300  Collomia grandiflora George Helmkamp, E. A. Helmkamp 2011-7-7 17630 El Dorado Northern Sierra Nevada Mountains: Park Creek Road, 0.4 miles east of its junction with (Co. Rd. E16) Sly Park Road, 1.4 mi. SE (1111/4) of Pollock Pines (Pollock Pines 7.5' Q.); 0 1289 Comment
  SEINET959165  Collomia grandiflora G. K. Helmkamp, E. A. Helmkamp 2005-1 9703 El Dorado Northern Sierra Nevada Foothills: Pollock Pines are just South of US highway 50 along County Road #5 (Pollock Pines 7.5' Q) 1158 Comment
  UCR171232  Collomia grandiflora George K. Helmkamp, E. A. Helmkamp 2005-7-11 9703 El Dorado Northern Sierra Nevada Foothills, Pollock Pines area just south of US Highway 50 along County Road #5 1159 Comment
  UCR242576  Collomia grandiflora George K. Helmkamp, E. A. Helmkamp 2011-7-7 17630 El Dorado Northern Sierra Nevada Mountains, Park Creek Road, 0.4 mile east of its junction with (Co. Rd. E16) Sly Park Road, 1.4 mi. SE (111 deg. ) of Pollock Pines 1290 Comment
  RSA0070106  Collomia heterophylla George K. Helmkamp, Amy Barnes 2014-5-14 22877 El Dorado Mormon Emigrant Trail, 4.2 miles east of the east dam of Jenkinson Lake. 1247 Comment
  RSA791379  Collomia heterophylla George K. Helmkamp, E. A. Helmkamp 2012-5-18 19020 El Dorado Northern Sierra Nevada Mountains Foothills: Capps Crossing Road (Bonnetti Rd.), 0.1 mi northwest of the bridge over Diamond Creek, East of Jenkinson Lake and south of US Hwy 50. 1186 Comment
  RSA791420  Collomia heterophylla George K. Helmkamp, E. A. Helmkamp 2011-7-7 17656 El Dorado Northern Sierra Nevada Mountains Foothills: Capps Crossing (Bonnetti) Road, 2.8 miles south of its junction with Mormon Emigrant Trail 1297 Comment
  SEINET11261463  Collomia heterophylla George Helmkamp, Amy Barnes 2014-5-14 22877 El Dorado Northern Sierra Nevada Mountains on the Mormon Emigrant Trail about 4.2 miles E of the east dam of Jenkinson Lake.; 0 1247 Comment
  SEINET11266309  Collomia heterophylla George Helmkamp, E. A. Helmkamp 2012-5-18 19020 El Dorado Northern Sierra Nevada Mountains Foothills: Capps Crossing Road (Bonnetti Rd.), 0.1 mile northwest of the bridge over Diamond Creek, E of Jenkinson Lake and S of US Hwy 50 (Sly Park 7.5' Q.); 0 1186 Comment
  UCR191098  Collomia heterophylla George K. Helmkamp, E. A. Helmkamp 2007-6-8 12291 El Dorado Northern Sierra Nevada Mountains, Bonetti Road, 2.0 miles south of Mormon Emigrant Trail 1189 Comment
  UCR191100  Collomia heterophylla George K. Helmkamp, E. A. Helmkamp 2007-6-8 12289 El Dorado Northern Sierra Nevada Mountains, Bonetti Road, 2.0 miles south of Mormon Emigrant Trail 1189 Comment
  UCR234010  Collomia heterophylla George K. Helmkamp, E. A. Helmkamp 2011-7-7 17656 El Dorado Northern Sierra Nevada Mountains, Capps Crossing (Bonnetti) Road, 2.8 miles south of its junction with Mormon Emigrant Trail 1297 Comment
  UCR237032  Collomia heterophylla George K. Helmkamp, E. A. Helmkamp 2012-5-18 19020 El Dorado Northern Sierra Nevada Mountains Foothills, Capps Crossing Road (Bonnetti Rd.), 0.1 mile northwest of the bridge over Diamond Creek, E of Jenkinson Lake and S of US Hwy 50 1186 Comment
  UCR256830  Collomia heterophylla George K. Helmkamp, Amy Barnes 2014-5-14 22877 El Dorado Northern Sierra Nevada Mountains, Mormon Emigrant Trail, 4.2 miles east of the east dam of Jenkinson Lake 1247 Comment
  UCR232603  Conyza canadensis George K. Helmkamp, E. A. Helmkamp 2011-10-13 18426 El Dorado Northern Sierra Nevada Mountains, Pony Express Trail, 0.9 mile east of Sly Park Road in Pollock Pines 1220 Comment
  RSA0084757  Cordylanthus tenuis subsp. tenuis George K. Helmkamp, E. A. Helmkamp 2005-9-12 9852 El Dorado Northern Sierra Nevada Foothills: E of Sacramento; Sly Park Road (County Highway E-16), ca. 1 mi SW of Jenkinson Lake. 1067 Comment
  SD236417  Cordylanthus tenuis subsp. tenuis G. K. Helmkamp, Elizabeth Helmkamp 2005-9-12 9852 El Dorado Northern Sierra Nevada Foothills: E of Sacramento; Sly Park Road (County Highway E-16), ca. 1 mi SW of Jenkinson Lake 1067 Comment
  UCR170360  Cordylanthus tenuis subsp. tenuis George K. Helmkamp, Elizabeth Helmkamp 2005-9-12 9852 El Dorado Northern Sierra Nevada Foothills, E of Sacramento; Sly Park Road (County Highway E-16), c. 1 mi SW of Jenkinson Lake 1067 Comment
  RSA622795  Cornus nuttallii H. C. Stutz 1955-5-22 314 El Dorado Pacific House. Ca. 1 mi. above town, S side of American River. 915 Comment
  SEINET9311287  Cornus nuttallii Unknown 2009-10-22 15701 El Dorado Sierra Nevada Mountains Foothills Comment
  UCD117155  Cornus nuttallii Robert C. Bechtel 1952-5-3 88 El Dorado Pollock Pines. 1066 Comment
  UCR173304  Cornus nuttallii George K. Helmkamp, Elizabeth Helmkamp 2006-5-18 10476 El Dorado Northern Sierra Nevada Foothills, Spring Valley; Telephone Ridge area, NW of Riverton. Brockliss Canyon Road, about 11 mi. NW of junction with Meadowridge Road and Ice House Canyon Road (SSW of Union Valley Reservior, c. 1.4 air mi. N of US Hwy 50) 1189 Comment
  UCR219634  Cornus nuttallii George K. Helmkamp, E. A. Helmkamp 2009-10-22 15701 El Dorado Sierra Nevada Mountains Foothills, Pollock Pines, Blair Road just south of its junction with Forebay Road 1125 Comment
  UCR250173  Cornus nuttallii George K. Helmkamp, E. A. Helmkamp 2009-5-4 14593 El Dorado Sierra Nevada Mountains Foothills, Capps Crossing Road, 1.1 miles south of its junction with Mormon Emigrant Trail 1189 Comment
  JEPS50173  Cornus sessilis K. Brandegee 1907-5-23 El Dorado Pacific House Comment
  UC122499  Cornus sessilis Katharine Brandegee 1907-5 El Dorado near Pacific House on Tahoe Rd., fruit near Riverton 5 mi. distant Comment
  UCD19896  Corylus cornuta subsp. californica C. H. Lamoureux; R. Gankin 1957-3-24 1176 El Dorado Near R. Gankin's cabin, 1 mile west of Pacific House, along Hwy 50. Comment
  SD113256  Corylus cornuta var. californica Darley F. Howe 1960-9-19 2974 El Dorado 10 miles east of Placerville on #50 1035 Comment
  SBBG63606  Cryptantha affinis H. M. Hall 1921-6-24 11276 El Dorado Sly Park 1066 Comment
  UC219322  Cryptantha affinis H. M. Hall 1921-6-24 11276 El Dorado Sly Park, in Sierran foothills Sierra Nevada 1066 Comment
  UC907716  Cryptantha intermedia G. Thomas Robbins 1945-6-3 1967 El Dorado 1.5 mi ne Pollock Pines 1158 Comment
  CAS-BOT-BC190386  Cynosurus echinatus R. E. Frenkel 1964-6-11 550 El Dorado On Sly Park Road, 0.2 mile southeast of Clear Creek Road, Pleasant Valley. 792 Comment
  CAS-BOT-BC190387  Cynosurus echinatus John Thomas Howell 1963-7-9 39642 El Dorado Sierra Nevada. South Fork American River near Pacific House. 1036 Comment
  SD62132  Cynosurus echinatus D. F. Howe 1965-5-22 4071 El Dorado 10.3 miles south of Placerville 487 Comment
  SDSU984  Cynosurus echinatus D. F. Howe 1965-5-22 4071 El Dorado 10.3 miles south of Placerville 488 Comment
  SEINET2441655  Cynosurus echinatus George K. Helmkamp, E. A. Helmkamp 2009-6-3 14884 El Dorado Foothills, northern Sierra Nevada Mountains: Pony Express Trail, 0.7 mile east of its junction with Sly Park Road in Pollock Pines (Pollock Pines 7.5' Q.).; 0 851 Comment
  SEINET3282804 Image available Cynosurus echinatus George K. Helmkamp, E. A. Helmkamp 2009-6-3 14884 El Dorado Sierra Nevada Mountains Foothills; Pony Express Trail, 0.7 mile east of its junction with Sly Park Road in Pollock Pines. 851 Comment
  UCR171320  Cynosurus echinatus George K. Helmkamp, E. A. Helmkamp 2005-7-11 9687 El Dorado Northern Sierra Nevada Foothills, 30 miles SW of Lake Tahoe; 1 mile east of Jenkinson Lake along Mormon Emigrant Road/County Highway 5 1220 Comment
  UCR206094  Cynosurus echinatus George K. Helmkamp, E. A. Helmkamp 2009-6-3 14884 El Dorado Sierra Nevada Mountains Foothills, Pony Express Trail, 0.7 mile east of its junction with Sly Park Road in Pollock Pines 851 Comment
  RSA749696  Cystopteris fragilis George K. Helmkamp, E. A. Helmkamp 2007-6-8 12296 El Dorado Bonetti Road, 2.0 miles south of Mormon Emigrant Trail 1189 Comment
  SEINET1908700  Cystopteris fragilis G. K. Helmkamp, E. A. Helmkamp 2008-1 13551 El Dorado Sierra Nevada Mountains: Pony Express Trail, 0.8 mile east of Sly Park Road (Pollack Pines) and parallel to US-50 (Pollack Pines 7.5' Q). 1213 Comment
  UCR191083  Cystopteris fragilis George K. Helmkamp, E. A. Helmkamp 2007-6-8 12296 El Dorado Northern Sierra Nevada Mountains, Bonetti Road, 2.0 miles south of Mormon Emigrant Trail 1189 Comment
  UCR196941  Cystopteris fragilis George K. Helmkamp, E. A. Helmkamp 2008-6-3 13551 El Dorado Sierra Nevada Mountains, Pony Express Trail, 0.8 mile east of Sly Park Road (Pollock Pines) and parallel to US-50 1213 Comment
  UCD74333  Dactylis glomerata G. K. Helmkamp; E. A. Helmkamp 2007-9-26 13016 El Dorado Northern Sierra Nevada Mountains: Bonetti Road, 1.1 miles south of its junction with Mormon Emigrant Trail, just east of Jenkinson Lake. 1189 Comment
  UCR188557  Dactylis glomerata George K. Helmkamp, E. A. Helmkamp 2007-9-26 13016 El Dorado Northern Sierra Nevada Mountains Foothills, Bonetti Road, 1.1 miles south of its junction with Mormon Emigrant Trail, just east of Jenkinson Lake 1189 Comment
  UCR237060  Dactylis glomerata George K. Helmkamp, E. A. Helmkamp 2012-5-18 19026 El Dorado Northern Sierra Nevada Mountains Foothills, Capps Crossing Road (Bonnetti Rd.), 0.1 mile northwest of the bridge over Diamond Creek, E of Jenkinson Lake and S of US Hwy 50 1186 Comment
  UCR237072  Dactylis glomerata George K. Helmkamp, E. A. Helmkamp 2012-5-18 19003 El Dorado Northern Sierra Nevada Mountains, junction of Bonnetti Road (Capps Crossing Rd.) and Mormon Emigrant Trail, east of Jenkinson Lake 1261 Comment
  UC907678  Danthonia californica var. americana G. Thomas Robbins 1945-6-17 1985 El Dorado slope above Camp Creek (near Baltic Peak) 1066 Comment
  UC907626  Deschampsia danthonioides G. Thomas Robbins 1945-6-17 2000 El Dorado 5 mi. s. Pollock Pines (Sly Park meadow) 1005 Comment
  UC907627  Deschampsia danthonioides G. Thomas Robbins 1944-7-6 1752 El Dorado 5 mi. s. Pollock Pines (Sly Park meadow) 1005 Comment
  CAS-BOT-BC402365  Dicentra formosa subsp. formosa H. M. Hall 1921-6-22 11296 El Dorado Sly Park 1036 Comment
  UCR191102  Dichelostemma multiflorum George K. Helmkamp, E. A. Helmkamp 2007-6-8 12313 El Dorado Northern Sierra Nevada Mountains, junction of Bonetti Road and Mormon Emigrant Trail [Silver Lake Rd.], east of Jenkinson Lake 1226 Comment
  SEINET195144 Image available Diplacus angustatus G. Thomas Robbins 1945-1 2003 El Dorado Sly Park meadow 975 Comment
  CAS-BOT-BC257277  Diplacus viscidus George K. Helmkamp; E. A. Helmkamp 2011-7-7 17635 El Dorado Northern Sierra Nevada Mountains: Park Creek Road, 0.4 mile east of its junction with (Co. Rd. E16) Sly Park Road, 1.4 mi. SE (111 deg. ) of Pollock Pines 1290 Comment
  UC700285  Draperia systyla G. Thomas Robbins 1945-6-17 1997 El Dorado Camp Creek near Baltic Peak 975 Comment
  UCD146966  Duchesnea indica var. indica Chuck Hughes 2012-6-19 337 El Dorado About 15 feet south of Blair Road. 1136 Comment
  UC766626  Dudleya cymosa G. Thomas Robbins 1945-6-17 1984 El Dorado slope above Camp Creek (near Baltic Creek) 975 Comment
  CAS-BOT-BC428081  Dudleya cymosa subsp. cymosa G. Thomas Robbins 1945-6-17 1984 El Dorado Above Camp Creek, near Baltic Peak 1036 Comment
  UCD146972  Dysphania botrys Chuck Hughes 2012-7-26 343 El Dorado Near Pollock Pines. 1134 Comment
  UCR232604  Dysphania botrys George K. Helmkamp, E. A. Helmkamp 2011-10-13 18425 El Dorado Northern Sierra Nevada Mountains, Pony Express Trail, 0.9 mile east of Sly Park Road in Pollock Pines 1220 Comment
  UC907664  Eleocharis bella G. Thomas Robbins 1944-7-6 1758 El Dorado 5 mi S of Pollock Pines (Sly Park) 975 Comment
  UCR248537  Elymus George K. Helmkamp, Elizabeth Helmkamp 2013-7-10 21037 El Dorado Northern Sierra Nevada Mountains, Mormon Emigrant Trail, 0.1 mile west of the junction with Capps Crossing Road, 6.3 km SE (127 deg. ) of Pollock Pines, just east of Jenkinson Lake 1221 Comment
  UCR196845  Elymus glaucus George K. Helmkamp, E. A. Helmkamp 2008-6-3 13570 El Dorado Sierra Nevada Mountains, Pony Express Trail, 0.8 mile east of Sly Park Road (Pollock Pines) and parallel to US-50 1213 Comment
  RSA0012142  Elymus glaucus var. glaucus George K. Helmkamp, E. A. Helmkamp 2011-7-7 17644 El Dorado Capps Crossing (Bonnetti) Road, 2.8 miles south of its junction with Mormon Emigrant Trail 1297 Comment
  UCR234168  Elymus glaucus var. glaucus George K. Helmkamp, E. A. Helmkamp 2011-7-7 17644 El Dorado Northern Sierra Nevada Mountains, Capps Crossing (Bonnetti) Road, 2.8 miles south of its junction with Mormon Emigrant Trail 1297 Comment
  UCR236920  Elymus glaucus var. glaucus George K. Helmkamp, E. A. Helmkamp 2012-5-28 19079 El Dorado Northern Sierra Nevada Mountains, 1.1 miles east of the E dam of Jenkinson Lake via Mormon Emigrant Trail, then 0.6 mile SE toward Fleming Meadow (?) on an unnamed road off Bonetti Rd. 1169 Comment
  RSA121161  Epilobium canum subsp. latifolium H. C. Lee 1934-8-24 21 Alpine 1 mile west of Pacific Heights 2470 Comment
  UC747235  Epilobium densiflorum G. Thomas Robbins 1944-7-6 1750 El Dorado 5 mi s Pollock Pines; Sly Park 1005 Comment
  UC747270  Epilobium foliosum G. Thomas Robbins 1945-6-17 1988 El Dorado slope above Camp Creek (near Baltic Peak) 975 Comment
  POM359542  Ericameria discoidea Albert J. Perkins 1923-8-26 s.n. El Dorado Summit of Mts , Lake Tahoe Region, 3049 Comment
  UCR171245  Eriodictyon californicum George K. Helmkamp, E. A. Helmkamp 2005-7-11 9699 El Dorado Northern Sierra Nevada Foothills, 30 miles SW of Lake Tahoe; 1 mile east of Jenkinson Lake along Mormon Emigrant Road/County Highway 5 1220 Comment
  CAS-BOT-BC261443  Eriogonum nudum var. nudum R. E. Frenkel 1964-6-11 568 El Dorado On Sly Park Road, 0.1 mile south of entrance to Sly Park 1103 Comment
  GH427120  Eriophyllum lanatum H. M. Hall 1921-6-22 11292 Unknown Sly Park 1036 Comment
  UCD132174  Eriophyllum lanatum G. K. Helmkamp; Elizabeth Helmkamp 2006-5-18 1071 El Dorado Northern Sierra Nevada Foothills. Spring Valley; Telephone Ridge area, NW of Riverton. Brockliss Canyon Road, about 11 miles NW of junction with Meadowridge Road and Ice House Canyon Road (SSW of Union Valley Reservoir, ca. 1.4 air miles N of US Hwy 50). 1189 Comment
  UCR173305  Eriophyllum lanatum George K. Helmkamp, Elizabeth Helmkamp 2006-5-18 10471 El Dorado Northern Sierra Nevada Foothills, Spring Valley; Telephone Ridge area, NW of Riverton. Brockliss Canyon Road, about 11 mi. NW of junction with Meadowridge Road and Ice House Canyon Road (SSW of Union Valley Reservior, c. 1.4 air mi. N of US Hwy 50) 1189 Comment
  CAS-BOT-BC308083  Eriophyllum lanatum var. achilleoides H. M. Hall 1921-6-22 11292 El Dorado Sly Park 1036 Comment
  UC217377  Eriophyllum lanatum var. achilleoides H. M. Hall 1921-6-22 11292 El Dorado Sly Park 1036 Comment
  UCR171184  Eriophyllum lanatum var. achilleoides George K. Helmkamp, E. A. Helmkamp 2005-7-11 9682 El Dorado Northern Sierra Nevada Foothills, 30 miles SW of Lake Tahoe; 1 mile east of Jenkinson Lake along Mormon Emigrant Road/County Highway 5 1220 Comment
  UCR171233  Eriophyllum lanatum var. achilleoides George K. Helmkamp, E. A. Helmkamp 2005-7-11 9705 El Dorado Northern Sierra Nevada Foothills, Pollock Pines area just south of US Highway 50 along County Road #5 1159 Comment
  UCR191101  Eriophyllum lanatum var. achilleoides George K. Helmkamp, E. A. Helmkamp 2007-6-8 12288 El Dorado Northern Sierra Nevada Mountains, Bonetti Road, 1.9 miles south of Mormon Emigrant Trail, at the bridge over Diamond Creek 1143 Comment
  UCR272417  Eriophyllum lanatum var. achilleoides George K. Helmkamp, E. A. Helmkamp 2011-7-7 17638 El Dorado Northern Sierra Nevada Mountains, Park Creek Road, 0.4 mile east of its junction with Old Sly Park Road, southeast of Pollock Pines, 0.7 mi. SSW (191 deg. ) of Fresh Pond 1250 Comment
  CAS-BOT-BC301321  Eriophyllum lanatum var. croceum H. M. Hall 1921-6-26 11366 El Dorado Sly Park 1036 Comment
  UCR196863  Eriophyllum lanatum var. grandiflorum George K. Helmkamp, E. A. Helmkamp 2008-6-3 13563 El Dorado Sierra Nevada Mountains, Pony Express Trail, 0.8 mile east of Sly Park Road (Pollock Pines) and parallel to US-50 1213 Comment
  RSA755990  Erodium cicutarium George K. Helmkamp, E. A. Helmkamp 2009-6-3 14878 El Dorado Pony Express Trail, 0.7 mile east of its junction with Sly Park Road in Pollock Pines 851 Comment
  SEINET2441668  Erodium cicutarium George K. Helmkamp 2009-6-3 14878 El Dorado Foothills, northern Sierra Nevada Mountains: Pony Express Trail, 0.7 mile east of its junction with Sly Park Road in Pollock Pines (Pollock Pines 7.5' Q.). 851 Comment
  UCR206000  Erodium cicutarium George K. Helmkamp, E. A. Helmkamp 2009-6-3 14878 El Dorado Sierra Nevada Mountains Foothills, Pony Express Trail, 0.7 mile east of its junction with Sly Park Road in Pollock Pines 851 Comment
  UCR208564  Erodium cicutarium George K. Helmkamp, E. A. Helmkamp 2009-5-4 14586 El Dorado Sierra Nevada Mountains Foothills, junction of Bonetti Road and Mormon Emigrant Trail, 3.6 miles east of Sly Park Rd. and Jenkinson Lake 1226 Comment
  RSA791422  Festuca idahoensis George K. Helmkamp, E. A. Helmkamp 2011-7-7 17655 El Dorado Northern Sierra Nevada Mountains Foothills: Capps Crossing (Bonnetti) Road, 2.8 miles south of its junction with Mormon Emigrant Trail 1297 Comment
  UCR234013  Festuca idahoensis George K. Helmkamp, E. A. Helmkamp 2011-7-7 17655 El Dorado Northern Sierra Nevada Mountains, Capps Crossing (Bonnetti) Road, 2.8 miles south of its junction with Mormon Emigrant Trail 1297 Comment
  UCR191069  Festuca microstachys George K. Helmkamp, E. A. Helmkamp 2007-6-6 12275 El Dorado Northern Sierra Nevada Mountains, junction of Bonetti Road and Mormon Emigrant Trail, east of Jenkinson Lake 1226 Comment
  UCR237437  Festuca microstachys var. microstachys George K. Helmkamp, E. A. Helmkamp 2012-5-18 19001 El Dorado Northern Sierra Nevada Mountains, junction of Bonnetti Road (Capps Crossing Rd.) and Mormon Emigrant Trail, east of Jenkinson Lake 1261 Comment
  UCR237062  Festuca occidentalis George K. Helmkamp, E. A. Helmkamp 2012-5-18 19028 El Dorado Northern Sierra Nevada Mountains Foothills, Capps Crossing Road (Bonnetti Rd.), 0.1 mile northwest of the bridge over Diamond Creek, E of Jenkinson Lake and S of US Hwy 50 1186 Comment
  RSA791380  Fragaria vesca George K. Helmkamp, E. A. Helmkamp 2012-5-18 19018 El Dorado Northern Sierra Nevada Mountains Foothills: Capps Crossing Road (Bonnetti Rd.), 0.1 mi northwest of the bridge over Diamond Creek, East of Jenkinson Lake and south of US Hwy 50. 1186 Comment
  UCR191052  Fragaria vesca George K. Helmkamp, E. A. Helmkamp 2007-6-6 12283 El Dorado Northern Sierra Nevada Mountains, Bonetti Road, 3.2 miles south of it junction with Mormon Emigrant Trail, east of Jenkinson Lake and near Diamond Creek 1189 Comment
  UCR234006  Fragaria vesca George K. Helmkamp, E. A. Helmkamp 2011-7-7 17649 El Dorado Northern Sierra Nevada Mountains, Capps Crossing (Bonnetti) Road, 2.8 miles south of its junction with Mormon Emigrant Trail 1297 Comment
  UCR237033  Fragaria vesca George K. Helmkamp, E. A. Helmkamp 2012-5-18 19018 El Dorado Northern Sierra Nevada Mountains Foothills, Capps Crossing Road (Bonnetti Rd.), 0.1 mile northwest of the bridge over Diamond Creek, E of Jenkinson Lake and S of US Hwy 50 1186 Comment
  UCR258531  Fragaria vesca George K. Helmkamp, Mary Alice Barnes 2013-4-30 20432 El Dorado Northern Sierra Nevada Mountains, Capps Crossing/Bonnetti Road, 0.2 mile northwest of the bridge over Diamond /Camp Creek 1155 Comment
  UCR237448  Fritillaria atropurpurea George K. Helmkamp, E. A. Helmkamp 2012-5-18 19004 El Dorado Northern Sierra Nevada Mountains, junction of Bonnetti Road (Capps Crossing Rd.) and Mormon Emigrant Trail, east of Jenkinson Lake 1261 Comment
  UC1930980  Galium G. K. Helmkamp, Elizabeth Helmkamp 2005-9-12 9853 El Dorado Northern Sierra Nevada Foothills: E of Sacramento; Sly Park Road (County Highway E-16), ca. 1 mi SW of Jenkinson Lake. Comment
  UCR170359  Galium George K. Helmkamp, Elizabeth Helmkamp 2005-9-12 9853 El Dorado Northern Sierra Nevada Foothills, E of Sacramento; Sly Park Road (County Highway E-16), c. 1 mi SW of Jenkinson Lake 1067 Comment
  UCR191080  Galium aparine George K. Helmkamp, E. A. Helmkamp 2007-6-8 12299 El Dorado Northern Sierra Nevada Mountains, Bonetti Road, 2.0 miles south of Mormon Emigrant Trail 1189 Comment
  UCR237031  Galium aparine George K. Helmkamp, E. A. Helmkamp 2012-5-18 19024 El Dorado Northern Sierra Nevada Mountains Foothills, Capps Crossing Road (Bonnetti Rd.), 0.1 mile northwest of the bridge over Diamond Creek, E of Jenkinson Lake and S of US Hwy 50 1186 Comment
  RSA791418  Galium bolanderi George K. Helmkamp, E. A. Helmkamp 2011-7-7 17646 El Dorado Northern Sierra Nevada Mountains Foothills: Capps Crossing (Bonnetti) Road, 2.8 miles south of its junction with Mormon Emigrant Trail 1297 Comment
  UCR171256  Galium bolanderi George K. Helmkamp, E. A. Helmkamp 2005-7-11 9694 El Dorado Northern Sierra Nevada Foothills, 30 miles SW of Lake Tahoe; 1 mile east of Jenkinson Lake along Mormon Emigrant Road/County Highway 5 1220 Comment
  UCR234009  Galium bolanderi George K. Helmkamp, E. A. Helmkamp 2011-7-7 17646 El Dorado Northern Sierra Nevada Mountains, Capps Crossing (Bonnetti) Road, 2.8 miles south of its junction with Mormon Emigrant Trail 1297 Comment
  UCR252932  Galium californicum subsp. sierrae George K. Helmkamp, E. A. Helmkamp 2013-11-27 22487 El Dorado Sierra Nevada Mountains Foothills, Capp's Crossing Road at its junction with Mormon Emigrant Trail 1224 Comment
  UCR171249  Galium parisiense George K. Helmkamp, E. A. Helmkamp 2005-7-11 9713 El Dorado Northern Sierra Nevada Foothills, Pollock Pines area just south of US Highway 50 along County Road #5 1159 Comment
  RSA739924  Galium sparsiflorum George K. Helmkamp, E. A. Helmkamp 2007-6-6 12277 El Dorado Northern Sierra Nevada Mtns.; junction of bonetti Rd. and Mormon Emigrant Trail, east of Jenkinson Lake (Sly Park 7.5' Q.) 1226 Comment
  UCR191068  Galium sparsiflorum George K. Helmkamp, E. A. Helmkamp 2007-6-6 12277 El Dorado Northern Sierra Nevada Mountains, junction of Bonetti Road and Mormon Emigrant Trail, east of Jenkinson Lake 1226 Comment
  CAS-BOT-BC249060  Galium sparsiflorum subsp. sparsiflorum George K. Helmkamp; E. A. Helmkamp 2011-7-7 17647 El Dorado Northern Sierra Nevada Mountains Foothills: Capps Crossing (Bonnetti) Road, 2.8 miles south of its junction with Mormon Emigrant Trail 1297 Comment
  RSA791417  Galium sparsiflorum subsp. sparsiflorum George K. Helmkamp, E. A. Helmkamp 2011-7-7 17647 El Dorado Northern Sierra Nevada Mountains Foothills: Capps Crossing (Bonnetti) Road, 2.8 miles south of its junction with Mormon Emigrant Trail 1297 Comment
  UCR234008  Galium sparsiflorum subsp. sparsiflorum George K. Helmkamp, E. A. Helmkamp 2011-7-7 17647 El Dorado Northern Sierra Nevada Mountains, Capps Crossing (Bonnetti) Road, 2.8 miles south of its junction with Mormon Emigrant Trail 1297 Comment
  UCR196867  Galium triflorum George K. Helmkamp, E. A. Helmkamp 2008-6-3 13556 El Dorado Sierra Nevada Mountains, Pony Express Trail, 0.8 mile east of Sly Park Road (Pollock Pines) and parallel to US-50 1213 Comment
  RSA748556  Gayophytum diffusum subsp. parviflorum George K. Helmkamp, E. A. Helmkamp 2007-9-26 13015 El Dorado Bonetti Road, 1.1 miles south of its junction with Mormon Emigrant Trail, just east of Jenkinson Lake 1189 Comment
  UCR188560  Gayophytum diffusum subsp. parviflorum George K. Helmkamp, E. A. Helmkamp 2007-9-26 13015 El Dorado Northern Sierra Nevada Mountains Foothills, Bonetti Road, 1.1 miles south of its junction with Mormon Emigrant Trail, just east of Jenkinson Lake 1189 Comment
  UC873673  Gayophytum heterozygum David D. Keck 1932-6-29 1548 El Dorado about 5 mi e Camino 1125 Comment
  SBBG61282  Gayophytum ramosissimum Milo H. Gates 1879-1 El Dorado Camp 2, South Fork Canal Comment
  RSA0028448  Geranium dissectum George K. Helmkamp, E. A. Helmkamp 2009-5-4 14596 El Dorado Sly Park Road, 0.3 miles southwest of its junction with Mormon Emigrant Trail 1067 Comment
  UCR208559  Geranium dissectum George K. Helmkamp, E. A. Helmkamp 2009-5-4 14596 El Dorado Sierra Nevada Mountains Foothills, Sly Park Road, 0.3 miles southwest of its junction with Mormon Emigrant Trail 1067 Comment
  UCR253144  Gnaphalium canescens subsp. beneolens George K. Helmkamp, E. A. Helmkamp 2013-11-27 22492 El Dorado Sierra Nevada Mountains Foothills, Capp's Crossing Road, 0.4 mile southeast of its junction with Mormon Emigrant Trail 1204 Comment
  CAS-BOT-BC302496  Gnaphalium palustre John Thomas Howell 1943-7-28 18901 El Dorado 2 miles west of Pacific House Comment
  CAS-BOT-BC302497  Gnaphalium palustre H. M. Hall 1921-6-25 11289 El Dorado Sly Park 1036 Comment
  UC217375  Gnaphalium palustre H. M. Hall 1921-6-25 11289 El Dorado Sly Park 1036 Comment
  UC747065  Gratiola ebracteata G. Thomas Robbins 1944-6-18 1720 El Dorado 5 mi s Pollock Pines (Sly Park) 1005 Comment
  CAS-BOT-BC304967  Grindelia hirsutula Lewis S. Rose 1930-7-1 s.n. El Dorado Placerville Comment
  CAS-BOT-BC304969  Grindelia hirsutula Lewis S. Rose 1930-7-1 s.n. El Dorado Placerville Comment
  CAS-BOT-BC310035  Hemizonella minima H. M. Hall 1921-6-28 11372 El Dorado Sly Park 1036 Comment
  CAS-BOT-BC310036  Hemizonella minima H. M. Hall 1921-6-28 11372 El Dorado Sly Park 1036 Comment
  CAS-BOT-BC310037  Hemizonella minima H. M. Hall 1921-6-24 11277 El Dorado Sly Park 1066 Comment
  JEPS18004  Hemizonella minima George B. Rossbach 1955-5-21 549 El Dorado near Pacific (n of Rt. 50, on ledges above river); S. Fork American River 914 Comment
  UC217374  Hemizonella minima H. M. Hall 1921-6-24 11277 El Dorado Sly Park 1066 Comment
  JEPS29825  Heterocodon rariflorum Rimo Bacigalupi, and L. R. Heckard 1962-5-31 8569 El Dorado 5 mi s Pollock Pines (road berm at junction of Sly Park road and road to Lake Jenkinson) Comment
  SBBG70486  Heuchera micrantha Milo H. Gates 1879-1 El Dorado Camp 2, South Fork Canal Comment
  SD236411  Heuchera micrantha G. K. Helmkamp, E. A. Helmkamp 2008-6-3 13581 El Dorado Sierra Nevada Mountains: Forbay Road, 7.1 miles northwest of CA-50 (road junction in Pollock Pines), no-outlet road leading to the South Fork of the American River 715 Comment
  SEINET1908709  Heuchera micrantha G. K. Helmkamp, E. A. Helmkamp 2008-1 13581 El Dorado Sierra Nevada Mountains: Forbay Road, 7.1 miles northwest of CA-50 (road junction in Pollock Pines), no-outlet road leading to the South Fork of the American River (Pollock Pines 7.5' Q). 716 Comment
  SEINET195476  Heuchera micrantha G. T. Robbins 1945-6-17 1980 El Dorado Along Camp Creek near Baltic Peak 975 Comment
  UCR191136  Heuchera micrantha George K. Helmkamp, E. A. Helmkamp 2007-6-8 12300 El Dorado Northern Sierra Nevada Mountains, Bonetti Road, 2.0 miles south of Mormon Emigrant Trail 1189 Comment
  UC217368  Heuchera micrantha var. erubescens H. M. Hall 1921-6-28 11378 El Dorado Sky Park Comment
  RSA714205  Hieracium albiflorum George K. Helmkamp, E. A. Helmkamp 2005-7-11 9696 El Dorado Nothern Sierra Nevada Foothills: 30 miles SW of Lake Tahoe; 1 mile E of Jenkinson Lake along Mormon Emigrant Road (County Highway 5). 1220 Comment
  SEINET959559  Hieracium albiflorum G. K. Helmkamp, E. A. Helmkamp 2005-1 9696 El Dorado Northern Sierra Nevada Foothills: 30 mi SW of Lake Tahoe; 1 mi E of Jenkison Lake along Mormon Emigrant Road (County Highway 5) (Sly Park 7.5 Q) 1219 Comment
  UCR171251  Hieracium albiflorum George K. Helmkamp, E. A. Helmkamp 2005-7-11 9696 El Dorado Northern Sierra Nevada Foothills, 30 miles SW of Lake Tahoe; 1 mile east of Jenkinson Lake along Mormon Emigrant Road/County Highway 5 1220 Comment
  CAS-BOT-BC280695  Holcus lanatus H. M. Hall 1921-6-25 11290 El Dorado Sly Park 1036 Comment
  SBBG72320  Holodiscus discolor var. discolor Milo H. Gates 1879-1 El Dorado Camp 2, South Fork Canal Comment
  UCR176291  Hordeum murinum George K. Helmkamp, Elizabeth Helmkamp 2006-5-18 10469 El Dorado Northern Sierra Nevada Foothills, Spring Valley; Telephone Ridge area, NW of Riverton. Brockliss Canyon Road, about 11 mi. NW of junction with Meadowridge Road and Ice House Canyon Road (SSW of Union Valley Reservior, c. 1.4 air mi. N of US Hwy 50) 1189 Comment
  UCR234179  Horkelia tridentata subsp. flavescens George K. Helmkamp, E. A. Helmkamp 2011-7-7 17637 El Dorado Northern Sierra Nevada Mountains, Park Creek Road, 0.4 mile east of its junction with Old Sly Park Road, southeast of Pollock Pines, 0.7 mi. SSW (191 deg. ) of Fresh Pond 1250 Comment
  JEPS29823  Horkelia tridentata subsp. tridentata Rimo Bacigalupi and L. R. Heckard 1962-5-31 8567 El Dorado 5.4 mi s of Pollock Pines (along Sly Park Road); Sly Park Road 1158 Comment
  UC1073313  Horkelia tridentata subsp. tridentata George B. Rossbach 1955-5-21 302 El Dorado n Rt. 50 (near Pacific); S. Fork American River Comment
  UCR237009  Horkelia tridentata subsp. tridentata George K. Helmkamp, E. A. Helmkamp 2012-5-28 19076 El Dorado Northern Sierra Nevada Mountains, 1.1 miles east of the E dam of Jenkinson Lake via Mormon Emigrant Trail, then 0.6 mile SE toward Fleming Meadow (?) on an unnamed road off Bonetti Rd. 1169 Comment
  RSA0012133  Horkelia tridentata var. flavescens George K. Helmkamp, E. A. Helmkamp 2011-7-7 17637 El Dorado Park Creek Road, 0.4 mile east of its junction with Old Sly Park Road, southeast of Pollock Pines, 0.7 mi. SSW (191 deg.) of Fresh Pond 1250 Comment
  SBBG128604  Horkelia tridentata var. tridentata G. K. Helmkamp, E. A. Helmkamp 2012-5-28 19076 El Dorado 1.1 mi E of the E dam of Jenkinson Lake via Mormon Emigrant Trail, then 0.6 mi SE toward Fleming Meadow (?) on an unnamed rd off Bonetti Rd 1169 Comment
  SBBG68151  Hosackia oblongifolia var. oblongifolia Milo H. Gates 1879-1 El Dorado Camp 2, South Fork Canal Comment
  CAS-BOT-BC400835  Hypericum anagalloides H. M. Hall 1921-6-25 11302 El Dorado Sly Park 1036 Comment
  UC746947  Hypericum anagalloides G. Thomas Robbins 1943-6-13 1173 El Dorado along rd. to and ca. 2 mi. w. of Park Creek 1219 Comment
  UCR252931  Hypericum calycinum George K. Helmkamp, E. A. Helmkamp 2013-11-27 22495 El Dorado Sierra Nevada Mountains Foothills, Capp's Crossing Road, 0.4 mile southeast of its junction with Mormon Emigrant Trail 1204 Comment
  UC1122092  Hypericum concinnum P. L. Johannsen 1934-7-5 366 El Dorado 1 mi. s.w. McManus; El Dorado Nat'l Forest, Placerville Quad. Comment
  RSA714207  Hypericum perforatum George K. Helmkamp, E. A. Helmkamp 2005-7-11 9689 El Dorado 30 mi. SW of Lake Tahoe; 1 mi E of Jenkinson Lake along Mormon Emigrant Road (County Highway 5). 1220 Comment
  UCR171621  Hypericum perforatum George K. Helmkamp, E. A. Helmkamp 2005-7-11 9689 El Dorado Northern Sierra Nevada Foothills, 30 miles SW of Lake Tahoe; 1 mile east of Jenkinson Lake along Mormon Emigrant Road/County Highway 5 1220 Comment
  UC1073312  Iris hartwegii George B. Rossbach 1955-5-21 225 El Dorado near Pacific (canyon of North Fork American River, n of Rt 50) 914 Comment
  UCD138743  Iris hartwegii G. K. Helmkamp; Elizabeth Helmkamp 2006-5-18 10468 El Dorado Northern Sierra Nevada: Spring Valley; Telephone Ridge area, NW of Riverton, Brockliss Canyon Road, about 11 miles NW of junction with Meadowridge Road and Ice House Canyon Road. (SSW of Union Valley Reservoir, ca. 1.4 air miles north of US Hwy 50). 1189 Comment
  UCR173320  Iris hartwegii George K. Helmkamp, Elizabeth Helmkamp 2006-5-18 10468 El Dorado Northern Sierra Nevada Foothills, Spring Valley; Telephone Ridge area, NW of Riverton. Brockliss Canyon Road, about 11 mi. NW of junction with Meadowridge Road and Ice House Canyon Road (SSW of Union Valley Reservior, c. 1.4 air mi. N of US Hwy 50) 1189 Comment
  UCR258545  Iris hartwegii George K. Helmkamp, Mary Alice Barnes 2013-4-30 20424 El Dorado Northern Sierra Nevada Mountains, Capps Crossing Road, 0.1 mile south of its junction with Mormon Emigrant Trail 1261 Comment
  JEPS93192  Iris hartwegii subsp. hartwegii Carol A. Wilson 1992-5-7 92 -15 El Dorado at Pollock Pines, off of Hwy 50, along road thru town, between roadway and church parking lot Pollock Pines Comment
  UCR237035  Iris hartwegii subsp. pinetorum George K. Helmkamp, E. A. Helmkamp 2012-5-18 19008 El Dorado Northern Sierra Nevada Mountains, junction of Bonnetti Road (Capps Crossing Rd.) and Mormon Emigrant Trail, east of Jenkinson Lake 1261 Comment
  CAS-BOT-BC340281  Jensia rammii H. M. Hall 1921-6-25 11305 El Dorado Sly Park 1036 Comment
  CAS-BOT-BC340282  Jensia rammii H. M. Hall 1921-6-25 11305 El Dorado Sly Park 1036 Comment
  CAS-BOT-BC340283  Jensia rammii H. M. Hall 1921-6-25 11305 El Dorado Sly Park 1036 Comment
  JEPS29824  Jensia rammii Rimo Bacigalupi, and L. R. Heckard 1962-5-31 8568 El Dorado 5 mi s Pollock Pines (along Sly Park road) Comment
  UC1601158  Jensia rammii Miss Hazel Stark August 1921 El Dorado Sly Park Comment
  UC219360  Jensia rammii H. M. Hall 1921-6-25 11305 El Dorado Sly Park 1036 Comment
  UC219361  Jensia rammii H. M. Hall 1921-6-25 11305 El Dorado Sly Park 1036 Comment
  UCR173944  Jensia rammii George K. Helmkamp, Elizabeth A. Helmkamp 2006-5-31 10605 El Dorado Northern Sierra Nevada foothills, Sly Park Road, 0.3 mile south of its junction with Mormon Emigrant Trail 1067 Comment
Read comments
Jan 8 2013
  UCD133412  Jensia yosemitana G. K. Helmkamp; Elizabeth A. Helmkamp 2006-5-31 10605 El Dorado Northern Sierra Nevada foothills: Sly Park Road, 0.3 mile south of its junction with Mormon Emigrant Trail. 1067 Comment
  UCR206093  Juncus bufonius George K. Helmkamp, E. A. Helmkamp 2009-6-3 14882 El Dorado Sierra Nevada Mountains Foothills, Pony Express Trail, 0.7 mile east of its junction with Sly Park Road in Pollock Pines 851 Comment
  UC747503  Juncus covillei G. Thomas Robbins 1944-7-6 1751 El Dorado 5 mi s Pollock Pines; Sly Park 975 Comment
  UC747500  Juncus macrandrus G. Thomas Robbins 1944-7-6 1757 El Dorado 5 mi s Pollock Pines; Sly Park 975 Comment
  UCD121963  Kelloggia galioides Bruce G. Baldwin 1985-6-30 497 El Dorado Sly County Park, immediately east of Miwok Trailhead. Comment
  RSA789499  Lapsana communis George K. Helmkamp, E. A. Helmkamp 2011-10-13 18423 El Dorado Pony Express Trail, 0.9 mile east of Sly Park Road in Pollock Pines 1220 Comment
  SD240871  Lapsana communis George K. Helmkamp, E. A. Helmkamp 2011-10-13 18423 El Dorado Northern Sierra Nevada Mountains: Pony Express Trail, 0.9 mile east of Sly Park Road in Pollock Pines. 1220 Comment
  SEINET3828538  Lapsana communis George K. Helmkamp, E. A. Helmkamp 2011-1 18423 El Dorado Northern Sierra Nevada Mountains: Pony Express Trail, 0.9 mile east of Sly Park Road in Pollock Pines (Pollock Pines 7.5 ') 1219 Comment
  UCR232607  Lapsana communis George K. Helmkamp, E. A. Helmkamp 2011-10-13 18423 El Dorado Northern Sierra Nevada Mountains, Pony Express Trail, 0.9 mile east of Sly Park Road in Pollock Pines 1220 Comment
  UCR171326  Lathyrus latifolius George K. Helmkamp, E. A. Helmkamp 2005-7-11 9681 El Dorado Northern Sierra Nevada Foothills, 30 miles SW of Lake Tahoe; 1 mile east of Jenkinson Lake along Mormon Emigrant Road/County Highway 5 1220 Comment
  UCR173303  Lathyrus nevadensis subsp. nevadensis George K. Helmkamp, Elizabeth Helmkamp 2006-5-18 10475 El Dorado Northern Sierra Nevada Foothills, Spring Valley; Telephone Ridge area, NW of Riverton. Brockliss Canyon Road, about 11 mi. NW of junction with Meadowridge Road and Ice House Canyon Road (SSW of Union Valley Reservior, c. 1.4 air mi. N of US Hwy 50) 1189 Comment
  UCR258167  Lathyrus nevadensis subsp. nevadensis George K. Helmkamp, Mary Alice Barnes 2013-4-30 20433 El Dorado Northern Sierra Nevada Mountains, Capps Crossing/Bonnetti Road, 0.2 mile northwest of the bridge over Diamond /Camp Creek 1155 Comment
  UCD106397  Lathyrus nevadensis var. nevadensis G. K. Helmkamp; Elizabeth Helmkamp 2006-5-18 10475 El Dorado Northern Sierra Nevada Foothills. Spring Valley; Telephone Ridge area, NW of Riverton. Brockliss Canyon Road, about 11 miles NW of junction with Meadowridge Road and Ice House Canyon Road (SSW of Union Valley Reservoir, ca. 1.4 air miles N of US Hwy 50). 1189 Comment
  RSA0070104  Lathyrus sulphureus George K. Helmkamp 2014-5-2 22832 A El Dorado Forebay Road at Kodiak Trail, about 1 mile northwest of Forebay Reservoir. 1079 Comment
  UCR256491  Lathyrus sulphureus George K. Helmkamp 2014-5-2 22832 A El Dorado Sierra Nevada Mountains Foothills, Forebay Road at Kodiak Trail, about 1 mile northwest of Forebay Reservoir 1079 Comment
  CAS-BOT-BC339588  Lessingia leptoclada A. A. Heller 1915-8-7 12198 El Dorado On the Lincoln Highway 10 miles east of Placerville 975 Comment
  CAS-BOT-BC339602  Lessingia leptoclada A. A. Heller 1915-8-7 12198 El Dorado On the Lincoln Highway 10 miles east of Placerville 975 Comment
  SD51220  Lessingia leptoclada Darley F. Howe 1960-9-19 2976 El Dorado 10 miles east of Placerville on U.S.50 1035 Comment
  SEINET2441560  Lessingia leptoclada George K. Helmkamp, E. A. Helmkamp 2009-8-8 15419 El Dorado Sierra Nevada Mountains Foothills: Lake Foreboy, 0.8 mile northwest of Pollock Pines on Forebay Road (Pollock Pines 7.5' Q.). 1195 Comment
  UCR177228  Lessingia leptoclada George K. Helmkamp, E. A. Helmkamp 2005-7-11 9704 El Dorado Northern Sierra Nevada Foothills, Pollock Pines area just south of US Highway 50 along County Road #5 1159 Comment
  UCR209708  Lessingia leptoclada George K. Helmkamp, E. A. Helmkamp 2009-8-8 15419 El Dorado Sierra Nevada Mountains Foothills, Lake Forebay, 0.8 mile northwest of Pollock Pines on Forebay Road 1195 Comment
  UCR233637  Leucanthemum vulgare George K. Helmkamp, E. A. Helmkamp 2011-7-7 17639 El Dorado Northern Sierra Nevada Mountains, Park Creek Road, 0.4 mile east of its junction with Old Sly Park Road, southeast of Pollock Pines, 0.7 mi. SSW (191 deg. ) of Fresh Pond 1250 Comment
  UC101835  Lewisia nevadensis Katharine Brandegee May 1907 El Dorado 18 mi above Placerville (near Pacific House) Comment
  UCR191086  Ligusticum californicum George K. Helmkamp, E. A. Helmkamp 2007-6-8 12292 El Dorado Northern Sierra Nevada Mountains, Bonetti Road, 2.0 miles south of Mormon Emigrant Trail 1189 Comment
  JEPS19591  Limnanthes alba subsp. alba Katharine Brandegee 1907-1 El Dorado Pacific House 1036 Comment
  JEPS13931  Linanthus filipes G. Thomas Robbins 1944-6-18 1717 El Dorado 5 mi s Pollock Pines; Sly Park 1005 Comment
  JEPS24409  Linanthus filipes G. Thomas Robbins 1943-7-18 1273 El Dorado along Pleasant Valley road Sly Park 914 Comment
  UC907942  Linanthus filipes G. Thomas Robbins 1944-6-18 1717 El Dorado 5 mi s Pollock Pines; Sly Park 975 Comment
  UC747605  Linanthus montanus G. Thomas Robbins 1945-6-17 1986 El Dorado near Baltic Peak (above Camp Creek) 975 Comment
  UCR191084  Lithophragma campanulatum George K. Helmkamp, E. A. Helmkamp 2007-6-8 12295 El Dorado Northern Sierra Nevada Mountains, Bonetti Road, 2.0 miles south of Mormon Emigrant Trail 1189 Comment
  UCR234191  Lonicera hispidula George K. Helmkamp, E. A. Helmkamp 2011-7-7 17651 El Dorado Northern Sierra Nevada Mountains, Capps Crossing (Bonnetti) Road, 2.8 miles south of its junction with Mormon Emigrant Trail 1297 Comment
  UCR176290  Lotus George K. Helmkamp, Elizabeth Helmkamp 2006-5-18 10472 El Dorado Northern Sierra Nevada Foothills, Spring Valley; Telephone Ridge area, NW of Riverton. Brockliss Canyon Road, about 11 mi. NW of junction with Meadowridge Road and Ice House Canyon Road (SSW of Union Valley Reservior, c. 1.4 air mi. N of US Hwy 50) 1189 Comment
  UCR257561  Lotus micranthus George K. Helmkamp, Mary Alice Barnes 2013-4-30 20429 El Dorado Northern Sierra Nevada Mountains, Capps Crossing Road, 0.1 mile south of its junction with Mormon Emigrant Trail 1261 Comment
  UC1129041  Lotus nevadensis var. nevadensis P. L. Johannsen 1934-7-7 368 El Dorado 1 mi sw McManus; El Dorado National Forest, Placerville Quad. 1127 Comment
  SEINET3694460 Image available Lotus pinnatus G. Thomas Robbins 1944-6-18 1715 El Dorado Sly Park, 5 miles S of Pollock Pines 1006 Comment
  UC747247  Lotus pinnatus G. Thomas Robbins 1944-6-18 1715 El Dorado 5 mi s Pollock Pines; Sly Park 1005 Comment
  UC217347  Lotus purshianus var. purshianus H. M. Hall 1921-6-24 11275 El Dorado Sly Park 1066 Comment
  UCR171257  Lotus purshianus var. purshianus George K. Helmkamp, E. A. Helmkamp 2005-7-11 9685 El Dorado Northern Sierra Nevada Foothills, 30 miles SW of Lake Tahoe; 1 mile east of Jenkinson Lake along Mormon Emigrant Road/County Highway 5 1220 Comment
  UCR191143  Lotus purshianus var. purshianus George K. Helmkamp, E. A. Helmkamp 2007-6-8 12312 El Dorado Northern Sierra Nevada Mountains, junction of Bonetti Road and Mormon Emigrant Trail [Silver Lake Rd.], east of Jenkinson Lake 1226 Comment
  UCR196865  Lunaria annua George K. Helmkamp, E. A. Helmkamp 2008-6-3 13561 El Dorado Sierra Nevada Mountains, Pony Express Trail, 0.8 mile east of Sly Park Road (Pollock Pines) and parallel to US-50 1213 Comment
  UC125924  Lupinus Katharine Brandegee 1908-7-10 El Dorado Sportsmans Hall; Fyffe Fyffe Comment
  UC149868  Lupinus Katharine Brandegee July 1910 El Dorado Sportsman's Hall Fyffe ((Fyffe)) Comment
  RSA0012188  Lupinus latifolius var. columbianus George K. Helmkamp, E. A. Helmkamp 2012-5-28 19078 El Dorado 1.1 miles east of the E dam of Jenkinson Lake via Mormon Emigrant Trail, then 0.6 mile SE toward Fleming Meadow (?) on an unnamed road off Bonetti Rd. 1169 Comment
  SD241820  Lupinus latifolius var. columbianus G. K Helmkamp, E. A. Helmkamp 2012-5-28 19078 El Dorado Northern Sierra Nevada Mountains: 1.1 milse east of the E damm of Jenkinson Lake via Mormon Emigrant Trail, then 0.6 mile SE toward Fleming Meadow (?) on an unnamed road off Bonetti Road (Sly Park 7.5'Q) 1168 Comment
  UC219336  Lupinus latifolius var. columbianus H. M. Hall 1921-6-25 11297 El Dorado Sly Park 1036 Comment
  UC907693  Lupinus latifolius var. columbianus G. Thomas Robbins 1944-7-6 1748 El Dorado Sly Park 5 mi s Pollock Pines; s of Pollock Pines 975 Comment
  UCR236921  Lupinus latifolius var. columbianus George K. Helmkamp, E. A. Helmkamp 2012-5-28 19078 El Dorado Northern Sierra Nevada Mountains, 1.1 miles east of the E dam of Jenkinson Lake via Mormon Emigrant Trail, then 0.6 mile SE toward Fleming Meadow (?) on an unnamed road off Bonetti Rd. 1169 Comment
  UC125886  Lupinus nanus Katharine Brandegee July 1908 El Dorado Fyffe; Sportsmans Hall Comment
  UCR257719  Lupinus nanus George K. Helmkamp, Mary Alice Barnes 2013-4-30 20434 El Dorado Northern Sierra Nevada Mountains, Capps Crossing/Bonnetti Road, 0.2 mile northwest of the bridge over Diamond /Camp Creek 1155 Comment
  UCR191066  Lupinus polyphyllus var. burkei George K. Helmkamp, E. A. Helmkamp 2007-6-6 12278 El Dorado Northern Sierra Nevada Mountains, Bonetti Road, 3.2 miles south of it junction with Mormon Emigrant Trail, east of Jenkinson Lake and near Diamond Creek 1189 Comment
  RSA0012134  Lupinus stiversii George K. Helmkamp, E. A. Helmkamp 2011-7-7 17633 El Dorado Park Creek Road, 0.4 mile east of its junction with (Co. Rd. E16) Sly Park Road, 1.4 mi. SE (111deg.) of Pollock Pines 1290 Comment
  UC147315  Lupinus stiversii Katharine Brandegee 1907-5-23 El Dorado on Tahoe Road fifteen mi above Placerville; above Placerville Comment
  UC217363  Lupinus stiversii H. M. Hall 1921-6-29 11380 El Dorado n Sly Park; n of Sly Park 1219 Comment
  UCR234182  Lupinus stiversii George K. Helmkamp, E. A. Helmkamp 2011-7-7 17633 El Dorado Northern Sierra Nevada Mountains, Park Creek Road, 0.4 mile east of its junction with (Co. Rd. E16) Sly Park Road, 1.4 mi. SE (111 deg. ) of Pollock Pines 1290 Comment
  UCR208569  Luzula comosa George K. Helmkamp, E. A. Helmkamp 2009-5-4 14600 El Dorado Sierra Nevada Mountains Foothills, Sly Park Road, 0.3 miles southwest of its junction with Mormon Emigrant Trail 1067 Comment
  UC907608  Madia elegans G. Thomas Robbins 1945-6-17 1981 El Dorado near Baltic Peak (above Camp Creek) 1005 Comment
  CAS-BOT-BC344332  Madia exigua H. M. Hall 1921-6-28 11376 El Dorado Sly Park 1036 Comment
  CAS-BOT-BC344333  Madia exigua H. M. Hall 1921-6-28 11376 El Dorado Sly Park 1036 Comment
  SD236215  Madia gracilis G. K. Helmkamp, Elizabeth Helmkamp 2008-6-3 13557 El Dorado Sierra Nevada Mountains: Pony Express Trail, 0.8 mile east of Sly Park Road (Pollock Pines) and parallel to US-50 (Pollock Pines 7.5'Q) 1213 Comment
  UCR171238  Madia gracilis George K. Helmkamp, E. A. Helmkamp 2005-7-11 9686 El Dorado Northern Sierra Nevada Foothills, 30 miles SW of Lake Tahoe; 1 mile east of Jenkinson Lake along Mormon Emigrant Road/County Highway 5 1220 Comment
  UCR196859  Madia gracilis George K. Helmkamp, E. A. Helmkamp 2008-6-3 13557 El Dorado Sierra Nevada Mountains, Pony Express Trail, 0.8 mile east of Sly Park Road (Pollock Pines) and parallel to US-50 1213 Comment
  SEINET3992464  Maianthemum stellatum Unknown 1945-6-17 1979 El Dorado Along Camp Creek near Baltic Peak 1006 Comment
  UC747202  Malacothrix floccifera G. Thomas Robbins 1943-7-18 1279 El Dorado about 0.5 mi n Sly Park (between Pollock Pines and Sly Park) 914 Comment
  UCR237010  Medicago lupulina George K. Helmkamp, E. A. Helmkamp 2012-5-28 19077 El Dorado Northern Sierra Nevada Mountains, 1.1 miles east of the E dam of Jenkinson Lake via Mormon Emigrant Trail, then 0.6 mile SE toward Fleming Meadow (?) on an unnamed road off Bonetti Rd. 1169 Comment
  JEPS109958  Melica aristata D. W. Taylor 2006-6-14 19544 El Dorado Fresh Pond; forestry plantation above the El Dorado Irrigation District canal. Comment
  UCD108005  Melilotus albus G. K. Helmkamp; E. A. Helmkamp 2007-9-26 13019 El Dorado Northern Sierra Nevada Mountains: junction of Bonetti Road and Mormon Emigrant Trail, 2.3 miles east of Jenkinson Lake. 1226 Comment
  UCR171242  Melilotus albus George K. Helmkamp, E. A. Helmkamp 2005-7-11 9701 El Dorado Northern Sierra Nevada Foothills, Pollock Pines area just south of US Highway 50 along County Road #5 1159 Comment
  UCR188498  Melilotus albus George K. Helmkamp, E. A. Helmkamp 2007-9-26 13019 El Dorado Northern Sierra Nevada Mountains Foothills, junction of Bonetti Road and Mormon Emigrant Trail, 2.3 miles east of Jenkinson Lake 1226 Comment
  SEINET223337  Mentzelia longiloba Unknown 1980-6-2 3592 San Bernardino Several miles south of Kelson on Kelbaker Road, west side Providence Mountains. 671 Comment
  SEINET226233  Mentzelia longiloba A. C. Sanders 1983-5-22 3834 Riverside Along Kelbaker Road at the east end of the Kelson Dunes, 2.2 miles SE of Kelson. 655 Comment
Read comments
May 18 2015
  SD236412  Micranthes californica G. K. Helmkamp, E. A. Helmkamp 2008-6-3 13552 El Dorado Sierra Nevada Mountains: Pony Express Trail, 0.8 mile east of Sly Park Road (Pollock Pines) and parallel to US-50 1213 Comment
  JEPS29821  Mimulus angustatus Rimo Bacigalupi, and L. R. Heckard 1962-5-31 8565 El Dorado 5.4 mi s Pollock Pines (along Sly Park road) 1158 Comment
  UC217305  Mimulus angustatus H. M. Hall 1921-6-25 11287 El Dorado Sly Park 1036 Comment
  UC219335  Mimulus angustatus H. M. Hall 1921-6-26 11307 El Dorado Sly Park 1066 Comment
  UC747069  Mimulus angustatus G. Thomas Robbins 1945-6-17 2003 El Dorado Sly Park meadow 975 Comment
  JEPS18007  Mimulus bicolor George B. Rossbach 1955-5-21 500 El Dorado n Route 50 (near Pacific); South Fork American River 914 Comment
  JEPS29822  Mimulus bicolor Rimo Bacigalupi, and L. R. Heckard 1962-5-31 8566 El Dorado 5.4 mi s Pollock Pines (along Sly Park road) 1158 Comment
  RSA0013380  Mimulus bicolor George K. Helmkamp, E. A. Helmkamp 2011-7-7 17631 El Dorado Park Creek Road, 0.4 mile east of its junction with (Co. Rd. E16) Sly Park Road, 1.4 mi. SE (111deg.) of Pollock Pines. 1290 Comment
  UC1073311  Mimulus bicolor George B. Rossbach 1955-5-21 500 El Dorado n Route 50 (near Pacific); South Fork American River 914 Comment
  UC217372  Mimulus bicolor H. M. Hall 1921-6-22 11294 El Dorado Sly Park 1036 Comment
  UC217373  Mimulus bicolor H. M. Hall 1921-6-24 11285 El Dorado Sly Park 1066 Comment
  UC85429  Mimulus bicolor Katharine Brandegee 1907-5-24 El Dorado 15th milestone above Placerville Comment
  UCR242575  Mimulus bicolor George K. Helmkamp, E. A. Helmkamp 2011-7-7 17631 El Dorado Northern Sierra Nevada Mountains, Park Creek Road, 0.4 mile east of its junction with (Co. Rd. E16) Sly Park Road, 1.4 mi. SE (111 deg. ) of Pollock Pines 1290 Comment
  JEPS18010  Mimulus guttatus George B. Rossbach 1955-5-21 498 El Dorado n Route 50 (near Pacific); South Fork American River 914 Comment
  SEINET1908704  Mimulus guttatus G. K. Helmkamp, E. A. Helmkamp 2008-1 13567 El Dorado Sierra Nevada Mountains: Pony Express Trail, 0.8 mile east of Sly Park Road (Pollock Pines) and parallel to US-50 (Pollock Pines 7.5' Q). 1213 Comment
  UCR196843  Mimulus guttatus George K. Helmkamp, E. A. Helmkamp 2008-6-3 13567 El Dorado Sierra Nevada Mountains, Pony Express Trail, 0.8 mile east of Sly Park Road (Pollock Pines) and parallel to US-50 1213 Comment
  UCR206008  Mimulus guttatus George K. Helmkamp, E. A. Helmkamp 2009-6-3 14877 El Dorado Sierra Nevada Mountains Foothills, Pony Express Trail, 0.7 mile east of its junction with Sly Park Road in Pollock Pines 851 Comment
  UC1012254  Mimulus microphyllus Francis W. Pennell 1940-6-2 25648 El Dorado 3 mi w Pacific (Route 50) 1188 Comment
  JEPS17961  Mimulus torreyi George B. Rossbach 1955-5-21 499 El Dorado n Route 50 (near Pacific); South Fork American River 914 Comment
  JEPS29820  Mimulus torreyi Rimo Bacigalupi, and L. R. Heckard 1962-5-31 8564 El Dorado 5 mi s Pollock Pines (along Sly Park road) 1158 Comment
  UC217369  Mimulus torreyi H. M. Hall 1921-6-24 11279 El Dorado Sly Park 1066 Comment
  RSA0012131  Mimulus viscidus George K. Helmkamp, E. A. Helmkamp 2011-7-7 17635 El Dorado Park Creek Road, 0.4 mile east of its junction with (Co. Rd. E16) Sly Park Road, 1.4 mi. SE (111deg.) of Pollock Pines. 1290 Comment
  UCR234178  Mimulus viscidus George K. Helmkamp, E. A. Helmkamp 2011-7-7 17635 El Dorado Northern Sierra Nevada Mountains, Park Creek Road, 0.4 mile east of its junction with (Co. Rd. E16) Sly Park Road, 1.4 mi. SE (111 deg. ) of Pollock Pines 1290 Comment
  UC565950  Monardella breweri subsp. lanceolata P. L. Johannsen 1934-7-5 367 El Dorado 1 mile southwest of MacManus; Placerville Quadrangle 1127 Comment
  UC217356  Montia parvifolia H. M. Hall 1921-6-25 11301 El Dorado Sly Park 1036 Comment
  CAS-BOT-BC101802  Myrica hartwegii G. Thomas Robbins 1945-6-17 1983 El Dorado along Camp Creek, near Baltic Peak 1036 Comment
  SEINET6688438 Image available Myrica hartwegii G. Thomas Robbins 1945-1 1983 El Dorado Along Camp Creek, near Baltic Peak 975 Comment
  RSA749686  Navarretia George K. Helmkamp, E. A. Helmkamp 2007-6-8 12311 El Dorado junction of Bonetti Road and Mormon Emigrant Trail [Silver Lake Rd.], east of Jenkinson Lake 1226 Comment
  UCR191144  Navarretia George K. Helmkamp, E. A. Helmkamp 2007-6-8 12311 El Dorado Northern Sierra Nevada Mountains, junction of Bonetti Road and Mormon Emigrant Trail [Silver Lake Rd.], east of Jenkinson Lake 1226 Comment
  UC913462  Navarretia divaricata G. Thomas Robbins 1943-6-13 1162 -B El Dorado near Park Creek road jct with Plum Creek and Hazel Valley roads (along Park road) 1219 Comment
  UC913398  Navarretia intertexta G. Thomas Robbins 1944-6-18 1722 El Dorado 5 mi s Pollock Pines; Sly Park 975 Comment
  UC913407  Navarretia intertexta G. Thomas Robbins 1944-7-6 1760 El Dorado 5 mi s Pollock Pines; Sly Park 975 Comment
  UC913410  Navarretia intertexta G. Thomas Robbins 1944-7-6 1761 El Dorado 5 mi s Pollock Pines; Sly Park 975 Comment
  UCR143527  Navarretia intertexta G. Thomas Robbins 1944-7-6 1760 El Dorado Sierra Nevada Mtns., Sly Park, 5 mi south of Pollock Pines 976 Comment
  UC913413  Navarretia prolifera G. Thomas Robbins 1944-7-6 1759 El Dorado about 0.5 mi ne Sly Park (along Iron Mountain road) 975 Comment
  CAS-BOT-BC230508  Navarretia prolifera subsp. lutea Mary E. Meyer 1982-7-5 392 El Dorado Extreme E end of Jenkinsons Lake N of Hazel Creek. Park at group campgrounds and walk uphill 1158 Comment
  CAS-BOT-BC230510  Navarretia prolifera subsp. lutea Mary E. Meyer 1982-6-10 363 El Dorado W of Park Creek Road (11N67), 1 mile NW of Park Creek 1234 Comment
  CAS-BOT-BC230511  Navarretia prolifera subsp. lutea Mary E. Meyer 1982-6-16 370 El Dorado 500 feet E on Baltic Ridge Road off Mormon Emigrant Trail 1219 Comment
  CAS-BOT-BC230514  Navarretia prolifera subsp. lutea Mary E. Meyer 1982-6-19 377 El Dorado Along road 11N55.1, W of junction with 11N63.2. Road to Blair Mill and Pacific House 1493 Comment
  CAS-BOT-BC230521  Navarretia prolifera subsp. lutea Mary E. Meyer 1982-6-3 319 El Dorado 0.03 mile W on Kingswood Trail off Sly Park Road. N and S of Unicorn Lane. At upper reaches of Weber Creek 1231 Comment
  CAS-BOT-BC230526  Navarretia prolifera subsp. lutea Mary E. Meyer 1982-7-17 397 El Dorado 1 mile E on Sly Park Road (road inside park) 1143 Comment
  CAS-BOT-BC230532  Navarretia prolifera subsp. lutea G. Thomas Robbins 1943-6-13 1162 -A El Dorado Along Park Creek road near junction with Plum Creek and Hazel Valley roads (at General Land Office Survey Marker, extreme E boundary of Placerville Quadrangle) 1219 Comment
  CAS-BOT-BC230536  Navarretia prolifera subsp. lutea Sophie Fauntleroy 1939-7-1 s.n. El Dorado Bullion Monument about 20 miles from Placerville on highway to Tahoe Comment
  CAS-BOT-BC230540  Navarretia prolifera subsp. lutea David D. Keck 1932-6-29 1547 El Dorado About 5 miles E of Camino 1125 Comment
  CAS-BOT-BC230544  Navarretia prolifera subsp. lutea Mary E. Meyer 1982-6-10 362 El Dorado On bottom end of large burn with natural openings, N of Park Creek, off Park Creek Road on 11N67A 1219 Comment
  CAS-BOT-BC230549  Navarretia prolifera subsp. lutea Mary E. Meyer 1982-5-24 318 El Dorado Along Badger Hill Road adjacent to Research Plantation, throughout W portion of plantation and on roads W and S around plantation 1036 Comment
  CAS-BOT-BC230550  Navarretia prolifera subsp. lutea Mary E. Meyer 1982-5-24 318 El Dorado Along Badger Hill Road adjacent to Research Plantation, throughout W portion of plantation and on roads W and S around plantation 1036 Comment
  CAS-BOT-BC231226  Navarretia prolifera subsp. lutea Mary E. Meyer 1982-6-3 322 El Dorado Sly Park Road to Park Creek Road (11N67). Population begins just past road junctions at upper reaches of small drainage; S of tower. One small population occurs 200 feet S of sawmill just off FS lands 1280 Comment
  CAS-BOT-BC231235  Navarretia prolifera subsp. lutea Mary E. Meyer 1982-6-18 372 El Dorado Off Forebay Road behind and around Snowline Field baseball diamond. In vacant lot behind field, in path along N side of diamond, in back yards abutting park, and in apple orchard N of park 1158 Comment
  GH415386  Navarretia prolifera subsp. lutea M. E. Meyer 1982-6-17 371 Unknown Eldorado Nat'l Forest, Sly Park Quad., T10N R13E NE1/4SW1/$ Sec. 11, 1 mi W of Park Creek Rd. on N side of Mormon Emigrant Trail Comment
  JEPS41357  Navarretia prolifera subsp. lutea Katharine Brandegee 1908-7-10 El Dorado 12 mi e Placerville; Fyffe Comment
  RSA0012130  Navarretia prolifera subsp. lutea George K. Helmkamp, E. A. Helmkamp 2011-7-7 17634 El Dorado Park Creek Road, 0.4 mile east of its junction with (Co. Rd. E16) Sly Park Road, 1.4 mi. SE (111deg.) of Pollock Pines 1290 Comment
  RSA262380  Navarretia prolifera subsp. lutea Stanton H. Allen 1974-5-28 30 El Dorado 46 miles from the jct of Hwy 89 and 50 at South Lake Tahoe, in Pollock Pines 1220 Comment
  SEINET11265991  Navarretia prolifera subsp. lutea George Helmkamp, E. A. Helmkamp 2011-7-7 17634 El Dorado Northern Sierra Nevada Mountains: Park Creek Road, 0.4 miles east of its junctions with (Co. Rd. E16) Sly Park Road, 1.4 mi. SE (1111/4) of Pollock Pines (Pollock Pines 7.5' Q.); 0 1289 Comment
  SEINET197685  Navarretia prolifera subsp. lutea G. Thomas Robbins 1943-6-13 1162 -A El Dorado Along Park Creek Road near Junction with Plum Creek and Hazel Valley roads (at General Land Office Survey Marker, extreme eastern boundary of Placerville Quadrangle. 1219 Comment
  UC112841  Navarretia prolifera subsp. lutea Katharine Brandegee 1908-7-10 El Dorado 12 mi e Placerville (Sportsman's Hall (Fyffe)) Comment
  UC1519846  Navarretia prolifera subsp. lutea Mary E. Meyer 1982-6-30 389 El Dorado private land, 0.5m mi to NE on road along N Fk Clear Creek from Sierra Springs Rd Eldorado National Forest Comment
  UC1519847  Navarretia prolifera subsp. lutea Mary E. Meyer 1982-5-22 346 El Dorado private inholding at 6961 Pony Express Trail, 1.5 mi W of Pollock Pines vic. Bullion Bend Historical Marker Eldorado National Forest 1188 Comment
  UC1519853  Navarretia prolifera subsp. lutea Mary E. Meyer 1982-7-17 397 El Dorado SW corner of NF land Eldorado National Forest 1097 Comment
  UC217365  Navarretia prolifera subsp. lutea H. M. Hall 1921-6-29 11381 El Dorado n of Sly Park 1219 Comment
  UC972222  Navarretia prolifera subsp. lutea G. Thomas Robbins 1943-6-13 1162 -A El Dorado extreme e boundary Placerville Quadrangle (along Park Creek road near junction with Plum Creek and Hazel Valley roads (at General Land Office Survey Marker)) 1219 Comment
  UCD39794  Navarretia prolifera subsp. lutea G. Thomas Robbins 1943-6-13 1162 El Dorado along Park Creek Road, just west of its junction with the Plum Creek and Hazel Valley roads. At G.L.O. Survey Marker T11N, R13E. Comment
  UCD59433  Navarretia prolifera subsp. lutea Charles M. Knapp 1980-7-4 s.n. El Dorado Junction of Park Creek Road and Hazel Valley Road. At Benchmark 4088. Comment
  UCD59434  Navarretia prolifera subsp. lutea Charles M. Knapp 1980-7-4 s.n. El Dorado Ca. 1 mile west of junction of Park Creek Road and Hazel Valley Road, at intersection of unnamed side road and Park Creek Road. Comment
  UCD59435  Navarretia prolifera subsp. lutea Charles M. Knapp 1980-7-4 s.n. El Dorado Junction of Park Creek and Hazel Valley Roads, at Bench Mark 4088 (but Bench Mark mising in field, had been forcibly removed). Comment
  UCR234177  Navarretia prolifera subsp. lutea George K. Helmkamp, E. A. Helmkamp 2011-7-7 17634 El Dorado Northern Sierra Nevada Mountains, Park Creek Road, 0.4 mile east of its junction with (Co. Rd. E16) Sly Park Road, 1.4 mi. SE (111 deg. ) of Pollock Pines 1290 Comment
  JEPS30772  Navarretia prolifera subsp. prolifera G. Thomas Robbins 1944-7-6 1759 El Dorado along Iron Mountain road about 1/2 mi ne Sly Park 975 Comment
  UCD59436  Navarretia prolifera subsp. prolifera Charles M. Knapp 1980-7-4 s.n. El Dorado Junction of Park Creek and Hazel Valley Roads, at Bench Mark 4088 (but Bench Mark mising in field, had been forcibly removed). Comment
  SD236309  Nemophila heterophylla G. K. Helmkamp, E. A. Helmkamp 2008-6-3 13575 El Dorado Sierra Nevada Mountains: Forbay Road, 7.1 miles northwest of CA-50 (road junction in Pollock Pines), no-outlet road leading to the South Fork of the American River 715 Comment
  UC101843  Nemophila maculata Katharine Brandegee May 1907 El Dorado Eighteen mi above Placerville (in meadows near Pacific House); near Pacific House, above Placerville Comment
  UC700282  Nemophila maculata G. Thomas Robbins 1943-6-13 1172 El Dorado ca 2 mi w Park Creek (along road to Park Creek); w of Park Creek 1219 Comment
  RSA0012132  Osmorhiza berteroi George K. Helmkamp, E. Helmkamp 2011-7-7 17636 El Dorado Park Creek Road, 0.4 mile east of its junction with (Co. Rd. E16) Sly Park Road, 1.4 mi. SE (111 deg ) of Pollock Pines 1290 Comment
  UCR171240  Osmorhiza chilensis George K. Helmkamp, E. A. Helmkamp 2005-7-11 9693 El Dorado Northern Sierra Nevada Foothills, 30 miles SW of Lake Tahoe; 1 mile east of Jenkinson Lake along Mormon Emigrant Road/County Highway 5 1220 Comment
  UCR234180  Osmorhiza chilensis George K. Helmkamp, E. A. Helmkamp 2011-7-7 17636 El Dorado Northern Sierra Nevada Mountains, Park Creek Road, 0.4 mile east of its junction with (Co. Rd. E16) Sly Park Road, 1.4 mi. SE (111 deg. ) of Pollock Pines 1290 Comment
  UCR237064  Osmorhiza chilensis George K. Helmkamp, E. A. Helmkamp 2012-5-18 19030 El Dorado Northern Sierra Nevada Mountains Foothills, Sly Park Road (Hwy E-16) at the Fire Station, 1.3 miles southwest of the junction with Mormon Emigrant Trail 1081 Comment
  UCR256828  Osmorhiza chilensis George K. Helmkamp, Amy Barnes 2014-5-14 22875 El Dorado Northern Sierra Nevada Mountains, Mormon Emigrant Trail, 4.2 miles east of the east dam of Jenkinson Lake 1247 Comment
  UCD88583  Panicum acuminatum var. fasciculatum Dean W. Taylor 1976-6-30 6008 El Dorado Peavine Ridge, steep South slope of S. Fork American River canyon. Mesic sites along Soldier Cr. 853 Comment
  SEINET4142652 Image available Penstemon laetus subsp. laetus George K. Helmkamp, E. A. Helmkamp 2011-7-7 17629 El Dorado Northern Sierra Nevada Mountains: Park Creek Road, 0.4 miles E of junction with Sly Park Road, 1.4 mi. SE of Pollock Pines 1289 Comment
  UCR171230  Penstemon laetus subsp. laetus George K. Helmkamp, E. A. Helmkamp 2005-7-11 9708 El Dorado Northern Sierra Nevada Foothills, Pollock Pines area just south of US Highway 50 along County Road #5 1159 Comment
  UCR242577  Penstemon laetus subsp. laetus George K. Helmkamp, E. A. Helmkamp 2011-7-7 17629 El Dorado Northern Sierra Nevada Mountains, Park Creek Road, 0.4 mile east of its junction with (Co. Rd. E16) Sly Park Road, 1.4 mi. SE (111 deg. ) of Pollock Pines 1290 Comment
  UCR196943  Penstemon laetus subsp. leptosepalus George K. Helmkamp, E. A. Helmkamp 2008-6-3 13550 El Dorado Sierra Nevada Mountains, Pony Express Trail, 0.8 mile east of Sly Park Road (Pollock Pines) and parallel to US-50 1213 Comment
  NY604469  Penstemon laetus var. laetus H. M. Hall 1921-6-28 11375 El Dorado Sly Park 1036.3 Comment
  SEINET959164  Penstemon laetus var. laetus G. K. Helmkamp, E. A. Helmkamp 2005-1 9708 El Dorado Northern Sierra Nevada Foothills: Pollock Pines area just S of US Highway 50 along County Road #5 (Pollock Pines 7.5' Q) 1158 Comment
  UC2044607  Penstemon laetus var. laetus George K. Helmkamp with E. A. Helmkamp 2011-7-7 17629 El Dorado Northern Sierra Nevada Mountains Park Creek Road, 0.4 mile east of its junction with (Co. Rd. E16) Sly Park Road, 1.4 mi. SE (111 deg. ) of Pollock Pines. (Pollock Pines 7.5' Q.) Comment
  UC219337  Penstemon laetus var. laetus H. M. Hall 1921-6-28 11374 El Dorado Sly Park 1036 Comment
  UC219394  Penstemon laetus var. laetus H. M. Hall 1921-6-28 11375 El Dorado Sly Park 1036 Comment
  UCD124292  Penstemon newberryi Collector Unknown Date Unknown 1948 El Dorado Summit. Comment
  SBBG64844  Phacelia breweri Milo H. Gates 1879-1 El Dorado Camp 2, South Fork Canal Comment
  UCR196866  Phacelia hastata var. compacta George K. Helmkamp, E. A. Helmkamp 2008-6-3 13560 El Dorado Sierra Nevada Mountains, Pony Express Trail, 0.8 mile east of Sly Park Road (Pollock Pines) and parallel to US-50 1213 Comment
  RSA739782  Phacelia hastata var. hastata George K. Helmkamp, E. A. Helmkamp 2007-6-6 12282 El Dorado Bonetti Road, 3.2 miles south of it junction with Mormon Emigrant Trail, east of Jenkinson Lake and near Diamond Creek 1189 Comment
  SD234890  Phacelia hastata var. hastata G. K. Helmkamp, E. A. Helmkamp 2007-6-6 12282 El Dorado Northern Sierra Nevada Mountains: Bonetti Road, 3.2 miles south of its junction with Mormon Emigrant Trail, east of Jenkinson Lake and near Diamond Creek. 1189 Comment
  UCR191054  Phacelia hastata var. hastata George K. Helmkamp, E. A. Helmkamp 2007-6-6 12282 El Dorado Northern Sierra Nevada Mountains, Bonetti Road, 3.2 miles south of it junction with Mormon Emigrant Trail, east of Jenkinson Lake and near Diamond Creek 1189 Comment
  UCR171201  Phacelia heterophylla George K. Helmkamp, E. A. Helmkamp 2005-7-11 9707 El Dorado Northern Sierra Nevada Foothills, Pollock Pines area just south of US Highway 50 along County Road #5 1159 Comment
  UC747457  Phacelia purpusii G. Thomas Robbins 1943-6-13 1164 El Dorado along Park Creek Rd. just w junction with the Plum Creek Rd. and the Hazel Valley Rd. 1219 Comment
  UC753399  Phacelia purpusii G. Thomas Robbins 1943-6-13 1164 El Dorado along Park Creek Rd. just w junction with the Plum Creek Rd. and the Hazel Valley Rd. 1219 Comment
  CAS-BOT-BC76554  Philadelphus lewisii G. Thomas Robbins 1943-6-20 1193 El Dorado Canyon wall of South Fork American River along road to powerhouse, 4-5 mi. NW of Pollock Pines. 914 Comment
  SBBG70499  Philadelphus lewisii Milo H. Gates 1879-1 El Dorado Camp 2, South Fork Canal Comment
  UC747348  Philadelphus lewisii G. Thomas Robbins 1943-6-20 1193 El Dorado Canyon wall of South Fork American River along road to powerhouse, 4-5 miles NW of Pollock Pines. Comment
  UCR234166  Phleum pratense George K. Helmkamp, E. A. Helmkamp 2011-7-7 17642 El Dorado Northern Sierra Nevada Mountains, Capps Crossing (Bonnetti) Road, 2.8 miles south of its junction with Mormon Emigrant Trail 1297 Comment
  CAS-BOT-BC135136  Phoradendron juniperinum Gilbert T. Benson 1926-6-21 85 El Dorado Bullian Bend, 14 mi E of Placerville Comment
  RSA572339  Phoradendron libocedri Vanessa Ashworth, Nigel Boyle 1994-8-21 56 El Dorado El Dorado National Forest, Sly Park Rd, E of Placerville, S of Hwy 50. 915 Comment
  RSA133139  Phoradendron villosum Del Wiens 1960-6-17 2731 El Dorado On US Hwy 50, ca 15 miles E of Placerville. 366 Comment
  SBBG72311  Physocarpus capitatus Milo H. Gates 1879-1 El Dorado Camp 2, South Fork Canal Comment
  RSA32355  Pinus lambertiana G. Thomas Robbins 1943-6-20 1192 El Dorado Along road to P.G. & E. power house approximately 3 miles west of Forebay reservoir (near Pollock Pines). 976 Comment
  UCR253135  Pinus ponderosa George K. Helmkamp, E. A. Helmkamp 2013-11-27 22488 El Dorado Sierra Nevada Mountains Foothills, Capp's Crossing Road at its junction with Mormon Emigrant Trail 1224 Comment
  UCR273673  Pinus ponderosa George K. Helmkamp, E. A. Helmkamp 2013-11-27 22496 El Dorado Sierra Nevada Mountains Foothills, Capp's Crossing Road, 0.4 mile southeast of its junction with Mormon Emigrant Trail 1204 Comment
  UCR171259  Piperia unalascensis George K. Helmkamp, E. A. Helmkamp 2005-7-11 9691 El Dorado Northern Sierra Nevada Foothills, 30 miles SW of Lake Tahoe; 1 mile east of Jenkinson Lake along Mormon Emigrant Road/County Highway 5 1220 Comment
  UC219426  Plagiobothrys hispidulus H. M. Hall 1921-6-26 11314 El Dorado Sly Park 1036 Comment
  UC907752  Plagiobothrys hispidulus G. Thomas Robbins 1945-6-17 2001 El Dorado 5 mi s Pollock Pines (in bed of drying streamlet); Sly Park 1005 Comment
  GH420131  Plagiobothrys scouleri var. penicillatus H. M. Hall 1921-6-26 11314 Unknown Sly park 1036 Comment
  GH420143  Plagiobothrys scouleri var. penicillatus G. T. Robbins 1945-6-17 2001 Unknown Sly Park, 5 mi. s. of Pollock Pines 1005 Comment
  GH420176  Plagiobothrys scouleri var. penicillatus G. T. Robbins 1944-6-18 1721 Unknown Sly Park, 5 mi. s. of Pollock Pines 1005 Comment
  SEINET959166  Plantago lanceolata G. K. Helmkamp, E. A. Helmkamp 2005-1 9700 El Dorado Northern Sierra Nevada Foothills: 30 mi Sw of Lake Tahoe; 1 mi E of Jenkinson Lake along Mormon Emigrant Road (County Highway 5) (Sly Park7.5' Q.) 1219 Comment
  UCR171246  Plantago lanceolata George K. Helmkamp, E. A. Helmkamp 2005-7-11 9700 El Dorado Northern Sierra Nevada Foothills, 30 miles SW of Lake Tahoe; 1 mile east of Jenkinson Lake along Mormon Emigrant Road/County Highway 5 1220 Comment
  CAS-BOT-BC255076  Poa compressa R. E. Frenkel 1964-6-12 560 El Dorado On Sly Park Dam Road on E sector of Sly Park Dam 1066 Comment
  CAS-BOT-BC255077  Poa compressa John Thomas Howell 1963-7-9 39640 El Dorado S Fork American River near Pacific House 1036 Comment
  UCR196948  Poa nemoralis George K. Helmkamp, E. A. Helmkamp 2008-6-3 13564 El Dorado Sierra Nevada Mountains, Pony Express Trail, 0.8 mile east of Sly Park Road (Pollock Pines) and parallel to US-50 1213 Comment
  CAS-BOT-BC255980  Poa pratensis R. E. Frenkel 1964-6-12 561 El Dorado On Sly Park Dam Road on eastern sector of Sly Park Dam 1066 Comment
  UC907652  Poa pratensis subsp. pratensis G. Thomas Robbins 1945-6-17 1999 El Dorado 5 mi s Pollock Pines (Sly Park) 1005 Comment
  RSA0070097  Poa secunda George K. Helmkamp, Amy Barnes 2014-5-14 22878 El Dorado Mormon Emigrant Trail, 4.2 miles east of the east dam of Jenkinson Lake. 1247 Comment
  SEINET8043933 Image available Poa secunda George K. Helmkamp, Amy Barnes 2014-1 22878 El Dorado Northern Sierra Nevada Mountains: Mormon Emigrant Trail, 4.2 miles east of the east dam of Jenkinson Lake. 1247 Comment
  UCR237436  Poa secunda George K. Helmkamp, E. A. Helmkamp 2012-5-18 19002 El Dorado Northern Sierra Nevada Mountains, junction of Bonnetti Road (Capps Crossing Rd.) and Mormon Emigrant Trail, east of Jenkinson Lake 1261 Comment
  UCR256317  Poa secunda George K. Helmkamp, Amy Barnes 2014-5-14 22878 El Dorado Northern Sierra Nevada Mountains, Mormon Emigrant Trail, 4.2 miles east of the east dam of Jenkinson Lake 1247 Comment
  UC907633  Poa secunda subsp. secunda G. Thomas Robbins 1945-6-17 1990 El Dorado near Baltic Peak (above Camp Creek) 1066 Comment
  UCR258541  Poa secunda var. secunda George K. Helmkamp, Mary Alice Barnes 2013-4-30 20428 El Dorado Northern Sierra Nevada Mountains, Capps Crossing Road, 0.1 mile south of its junction with Mormon Emigrant Trail 1261 Comment
  A347769  Polygala cornuta J. T. Howell 1943-7-28 18896 Unknown 2 miles west of Pacific House Comment
  CAS-BOT-BC167565  Polygala cornuta var. cornuta John Thomas Howell 1943-7-28 18896 El Dorado 2 miles west of Pacific House Comment
  UCR219153  Polygala cornuta var. cornuta George K. Helmkamp, E. A. Helmkamp 2009-10-3 15665 El Dorado Sierra Nevada Mountains, junction of Capps Crossing Rd (Bonetti Rd on road sign) and Mormon Emigrant Trail; 3.6 miles east of Sly Park Road at Jenkinson Lake 1227 Comment
  SEINET959167  Polygonum argyrocoleon G. K. Helmkamp, E. A. Helmkamp 2005-1 9697 El Dorado Northern Sierra Nevada Foothills: 30 mi SW of Lake Tahoe; 1 mile E of Jenkinson Lake along Mormon Emigrant Road (County Highway 5)(Sly Park 7.5' Q) 1219 Comment
  UCR171244  Polygonum argyrocoleon George K. Helmkamp, E. A. Helmkamp 2005-7-11 9697 El Dorado Northern Sierra Nevada Foothills, 30 miles SW of Lake Tahoe; 1 mile east of Jenkinson Lake along Mormon Emigrant Road/County Highway 5 1220 Comment
  CAS-BOT-BC232953  Polypogon australis John Thomas Howell 1963-7-9 39638 El Dorado S Fork American River near Pacific House 1036 Comment
  SD236111  Polystichum imbricans subsp. curtum G. K. Helmkamp, E. A. Helmkamp 2008-6-3 13571 El Dorado Sierra Nevada Mountains: Forbay Road, 7.1 miles northwest of CA-50 (road junction in Pollock Pines), no-outlet road leading to the South Fork of the American River 715 Comment
  SEINET1908707  Polystichum imbricans subsp. curtum G. K. Helmkamp, E. A. Helmkamp 2008-1 13571 El Dorado Sierra Nevada Mountains: Forbay Road, 7.1 miles northwest of CA-50 (road junction in Pollock Pines), no-outlet road leading to the South Fork of the American River (Pollock Pines 7.5' Q). 716 Comment
  UCR191082  Polystichum imbricans subsp. curtum George K. Helmkamp, E. A. Helmkamp 2007-6-8 12297 El Dorado Northern Sierra Nevada Mountains, Bonetti Road, 2.0 miles south of Mormon Emigrant Trail 1189 Comment
  UC747638  Polystichum imbricans subsp. imbricans G. Thomas Robbins 1945-6-17 1993 El Dorado near Baltic Peak (slope above Camp Creek) 1005 Comment
  UC964857  Polystichum imbricans subsp. imbricans G. Thomas Robbins 1945-6-17 1993 El Dorado near Baltic Peak (above Camp Creek) 1005 Comment
  RSA739788  Potentilla glandulosa subsp. ashlandica George K. Helmkamp, E. A. Helmkamp 2007-6-8 12287 El Dorado Bonetti Road, 2.0 miles south of Mormon Emigrant Trail. 1189 Comment
  SD235008  Potentilla glandulosa subsp. ashlandica G. K. Helmkamp, E. A Helmkamp 2007-6-8 12287 El Dorado Northern Sierra Nevada Mountains: Bonetti Road, 1.9 miles south of Mormon Emigrant Trail, at the bridge over Diamond Creek (Sly Park 7.5' Q) 1143 Comment
  UCR191045  Potentilla glandulosa subsp. ashlandica George K. Helmkamp, E. A. Helmkamp 2007-6-8 12287 El Dorado Northern Sierra Nevada Mountains, Bonetti Road, 1.9 miles south of Mormon Emigrant Trail, at the bridge over Diamond Creek 1143 Comment
  UCR196842  Potentilla glandulosa subsp. glandulosa George K. Helmkamp, E. A. Helmkamp 2008-6-3 13566 El Dorado Sierra Nevada Mountains, Pony Express Trail, 0.8 mile east of Sly Park Road (Pollock Pines) and parallel to US-50 1213 Comment
  UC907623  Potentilla gracilis var. fastigiata G. Thomas Robbins 1944-6-18 1714 El Dorado 5 mi s Pollock Pines (in Sly Park Meadow); s of Pollock Pines, in Sly Park Meadow 1005 Comment
  UCR191047  Potentilla gracilis var. fastigiata George K. Helmkamp, E. A. Helmkamp 2007-6-8 12286 El Dorado Northern Sierra Nevada Mountains, Bonetti Road, 1.9 miles south of Mormon Emigrant Trail, at the bridge over Diamond Creek 1143 Comment
  RSA0070107  Prunus emarginata George K. Helmkamp, Amy Barnes 2014-5-14 22876 El Dorado Mormon Emigrant Trail, 4.2 miles east of the east dam of Jenkinson Lake. 1247 Comment
  UCR256829  Prunus emarginata George K. Helmkamp, Amy Barnes 2014-5-14 22876 El Dorado Northern Sierra Nevada Mountains, Mormon Emigrant Trail, 4.2 miles east of the east dam of Jenkinson Lake 1247 Comment
  UCD16019  Prunus subcordata E. Bortiri 2000-4-16 106 El Dorado Hazel Valley Rd., 1 mile south Hwy 50, near road. Comment
  UCD20923  Prunus subcordata E. Bortiri 2001-5-25 138 El Dorado Eldorado Co. Highway 50, Pacific House. Comment
Read comments
Jul 5 2010
  CAS-BOT-BC438799  Pseudognaphalium beneolens George K. Helmkamp; E. A. Helmkamp 2013-11-27 22492 El Dorado Sierra Nevada Mountains Foothills: Capp's Crossing Road, 0.4 mile southeast of its junction with Mormon Emigrant Trail. 1204 Comment
  UCR246690  Pseudotsuga menziesii var. menziesii George K. Helmkamp, E. A. Helmkamp 2007-9-26 13017 El Dorado Northern Sierra Nevada Mountains Foothills, Bonetti Road, 1.1 miles south of its junction with Mormon Emigrant Trail, just east of Jenkinson Lake 1189 Comment
  UCR253245  Pseudotsuga menziesii var. menziesii George K. Helmkamp, E. A. Helmkamp 2013-11-27 22490 El Dorado Sierra Nevada Mountains Foothills, Capp's Crossing Road at its junction with Mormon Emigrant Trail 1224 Comment
  CAS-BOT-BC361882  Psilocarphus tenellus H. M. Hall 1921-6-25 11288 El Dorado Sly Park 1036 Comment
  UC217376  Psilocarphus tenellus H. M. Hall 1921-6-25 11288 El Dorado Sly Park 1036 Comment
  SEINET3859824  Pteridium aquilinum var. pubescens George K. Helmkamp, E. A. Helmkamp 2009-10-22 15699 El Dorado Sierra Nevada Mountains Foothills: Pollock Pines, BLair Road just south of its junction with Forebay Road. (Pollock Pines 7.5' Q.).; 0 1125 Comment
  UCR219636  Pteridium aquilinum var. pubescens George K. Helmkamp, E. A. Helmkamp 2009-10-22 15699 El Dorado Sierra Nevada Mountains Foothills, Pollock Pines, Blair Road just south of its junction with Forebay Road 1125 Comment
  UCD146965  Pyrola aphylla Chuck Hughes 2012-6-19 336 El Dorado About 30 feet southeast of Blair Road. 1138 Comment
  SJSU11084  Pyrola picta N. D. Addy 1962-7-7 El Dorado Pacific Ranger Station, 5 mi E of Pollock Pines 1036 Comment
  SBBG117214  Quercus chrysolepis R. G. Myatt 1970-7-10 378 El Dorado S fork of American River from Pollock Pines 2700 Comment
  UCD40536  Quercus chrysolepis Rodney Gale Myatt 1970-7-10 378 El Dorado South Fork of American River from Pollock Pines. 822 Comment
  UCD45418  Quercus chrysolepis Collector Unknown 1925-5-8 1769 El Dorado Near Summit, El Dorado Co. Comment
  UCD67025  Quercus chrysolepis Rodney Gale Myatt 1970-7-10 378 El Dorado South Fork of American River from Pollock Pines. 822 Comment
  UCD72491  Quercus chrysolepis Rodney Gale Myatt 1970-7-10 378 El Dorado South Fork of American River from Pollock Pines. 822 Comment
  CDA21878  Quercus douglasii R. E. Skaggs 1961-12-3 El Dorado Route 2, Placerville. 0 Comment
  SACT002145  Quercus kelloggii Michael Baad, John Willoughby 1976-9-13 El Dorado Along Highway 50 1219.2 Comment
  SACT002146  Quercus kelloggii L. Sunny 1959-3-5 El Dorado Densely wooded canyon 762.0 Comment
  UCR173302  Ranunculus californicus George K. Helmkamp, Elizabeth Helmkamp 2006-5-18 10474 El Dorado Northern Sierra Nevada Foothills, Spring Valley; Telephone Ridge area, NW of Riverton. Brockliss Canyon Road, about 11 mi. NW of junction with Meadowridge Road and Ice House Canyon Road (SSW of Union Valley Reservior, c. 1.4 air mi. N of US Hwy 50) 1189 Comment
  CDA36373  Ranunculus muricatus G. K. Helmkamp, E. A. Helmkamp 2009-5-4 14589 El Dorado Sierra Nevada Mountains Foothills; Junction of Bonetti Road and Mormon Emigrant Trail, 3.6 miles east of Sly Park Rd. and Jenkinson Lake. Comment
  UCR208576  Ranunculus muricatus George K. Helmkamp, E. A. Helmkamp 2009-5-4 14601 El Dorado Sierra Nevada Mountains Foothills, Sly Park Road, 0.3 miles southwest of its junction with Mormon Emigrant Trail 1067 Comment
  UCR208582  Ranunculus muricatus George K. Helmkamp, E. A. Helmkamp 2009-5-4 14589 El Dorado Sierra Nevada Mountains Foothills, junction of Bonetti Road and Mormon Emigrant Trail, 3.6 miles east of Sly Park Rd. and Jenkinson Lake 1226 Comment
  RSA791414  Ranunculus occidentalis George K. Helmkamp, E. A. Helmkamp 2012-5-18 19023 El Dorado Northern Sierra Nevada Mountains Foothills: Capps Crossing Road (Bonnetti Rd.), 0.1 mi northwest of the bridge over Diamond Creek, East of Jenkinson Lake and south of US Hwy 50. 1186 Comment
  SEINET9312388  Ranunculus occidentalis Unknown 2009-5-4 14598 El Dorado Sierra Nevada Mountains Foothills Comment
  UCR208571  Ranunculus occidentalis George K. Helmkamp, E. A. Helmkamp 2009-5-4 14598 El Dorado Sierra Nevada Mountains Foothills, Sly Park Road, 0.3 miles southwest of its junction with Mormon Emigrant Trail 1067 Comment
  UCR237071  Ranunculus occidentalis George K. Helmkamp, E. A. Helmkamp 2012-5-18 19023 El Dorado Northern Sierra Nevada Mountains Foothills, Capps Crossing Road (Bonnetti Rd.), 0.1 mile northwest of the bridge over Diamond Creek, E of Jenkinson Lake and S of US Hwy 50 1186 Comment
  UCR258548  Ranunculus occidentalis George K. Helmkamp, Mary Alice Barnes 2013-4-30 20431 El Dorado Northern Sierra Nevada Mountains, Capps Crossing/Bonnetti Road, 0.2 mile northwest of the bridge over Diamond /Camp Creek 1155 Comment
  JEPS43791  Ribes amarum Lewis Feldman 1966-4-19 40 El Dorado 16 mi e Placerville (along U. S. Highway 50) 609 Comment
  UCD102453  Ribes roezlii Shannon Fairres 1976-5-1 44 El Dorado On Highway E-16, 12.1 miles northeast of Somerset. Comment
  CAS-BOT-BC198979  Ribes roezlii var. roezlii David D. Keck 1946-4-25 5520 El Dorado Pacific House, 10 miles east of Camino 1066 Comment
  SBBG72216  Rorippa curvisiliqua Milo H. Gates 1879-1 El Dorado Camp 2, South Fork Canal Comment
  SBBG72217  Rorippa curvisiliqua Milo H. Gates 1879-1 El Dorado Camp 2, South Fork Canal Comment
  UC747433  Rorippa curvisiliqua G. Thomas Robbins 1945-6-17 2002 El Dorado 5 mi s Pollock Pines; s of Pollock Pines, Sly Park 1005 Comment
  UCR191099  Rosa bridgesii George K. Helmkamp, E. A. Helmkamp 2007-6-8 12290 El Dorado Northern Sierra Nevada Mountains, Bonetti Road, 2.0 miles south of Mormon Emigrant Trail 1189 Comment
  SD51219  Rosa gymnocarpa D. F. Howe 1960-9-19 El Dorado 10 miles east of Placerville on U.S. #50 1036 Comment
  UCR171321  Rubus armeniacus George K. Helmkamp, E. A. Helmkamp 2005-7-11 9688 El Dorado Northern Sierra Nevada Foothills, 30 miles SW of Lake Tahoe; 1 mile east of Jenkinson Lake along Mormon Emigrant Road/County Highway 5 1220 Comment
  CAS-BOT-BC147107  Rubus glaucifolius John Thomas Howell 1943-7-28 18898 El Dorado 2 miles west of Pacific House Comment
  UC85438  Rubus glaucifolius Katharine Brandegee 1907-5-23 El Dorado along Tahoe Road fifteen mi above Placerville; along Tahoe Road above Placerville Comment
  RSA0012143  Rubus parviflorus George K. Helmkamp, E. A. Helmkamp 2011-7-7 17645 El Dorado Capps Crossing (Bonnetti) Road, 2.8 miles south of its junction with Mormon Emigrant Trail 1297 Comment
  RSA739780  Rubus parviflorus George K. Helmkamp, E. A. Helmkamp 2007-6-6 12280 El Dorado Bonetti Road, 3.2 miles south of it junction with Mormon Emigrant Trail, east of Jenkinson Lake and near Diamond Creek 1189 Comment
  SD237597  Rubus parviflorus G. K Helmkamp, E. A. Helmkamp 2008-6-3 13569 El Dorado Sierra Nevada Mountains: Pony Express Trail, 0.8 mile east of Sly Park Road (Pollock Pines) and parallel to US-50 (Pollock Pines 7.5'Q) 1213 Comment
  UC481485  Rubus parviflorus Wilfred Robbins 1927-8-5 El Dorado Sly Park Comment
  UCR191064  Rubus parviflorus George K. Helmkamp, E. A. Helmkamp 2007-6-6 12280 El Dorado Northern Sierra Nevada Mountains, Bonetti Road, 3.2 miles south of it junction with Mormon Emigrant Trail, east of Jenkinson Lake and near Diamond Creek 1189 Comment
  UCR196844  Rubus parviflorus George K. Helmkamp, E. A. Helmkamp 2008-6-3 13569 El Dorado Sierra Nevada Mountains, Pony Express Trail, 0.8 mile east of Sly Park Road (Pollock Pines) and parallel to US-50 1213 Comment
  UCR234169  Rubus parviflorus George K. Helmkamp, E. A. Helmkamp 2011-7-7 17645 El Dorado Northern Sierra Nevada Mountains, Capps Crossing (Bonnetti) Road, 2.8 miles south of its junction with Mormon Emigrant Trail 1297 Comment
  CAS-BOT-BC158729  Rubus ursinus G. Thomas Robbins 1945-6-17 1996 El Dorado Along Camp Creek near Baltic Peak 1036 Comment
  UC747258  Rubus ursinus G. Thomas Robbins 1945-6-17 1996 El Dorado along Camp Creek near Baltic Peak; along Camp Creek near Baltic Peak 975 Comment
  RSA0012137  Rumex acetosella George K. Helmkamp, E. A. Helmkamp 2011-7-7 17653 El Dorado Capps Crossing (Bonnetti) Road, 2.8 miles south of its junction with Mormon Emigrant Trail 1297 Comment
  UCR208563  Rumex acetosella George K. Helmkamp, E. A. Helmkamp 2009-5-4 14587 El Dorado Sierra Nevada Mountains Foothills, junction of Bonetti Road and Mormon Emigrant Trail, 3.6 miles east of Sly Park Rd. and Jenkinson Lake 1226 Comment
  UCR233664  Rumex acetosella George K. Helmkamp, E. A. Helmkamp 2011-7-7 17653 El Dorado Northern Sierra Nevada Mountains, Capps Crossing (Bonnetti) Road, 2.8 miles south of its junction with Mormon Emigrant Trail 1297 Comment
  UCR206114  Rumex crispus George K. Helmkamp, E. A. Helmkamp 2009-6-3 14885 El Dorado Sierra Nevada Mountains Foothills, Pony Express Trail, 0.7 mile east of its junction with Sly Park Road in Pollock Pines 851 Comment
  UCR188442  Rumex obtusifolius George K. Helmkamp, E. A. Helmkamp 2007-9-26 13022 El Dorado Northern Sierra Nevada Mountains Foothills, junction of Bonetti Road and Mormon Emigrant Trail, 2.3 miles east of Jenkinson Lake 1226 Comment
  HSC20085  Salix scouleriana D. Sutherland, A. Sylvester, R. Spellenberg 1966-3-25 1323 El Dorado 7 mi. E of Camino on Hwy. 50. 1280 Comment
  UC747266  Sanguisorba annua G. Thomas Robbins 1944-6-18 1719 El Dorado Sly Park 5 mi s Pollock Pines; , Sly Park 1005 Comment
  UCR173948  Sanguisorba minor subsp. muricata George K. Helmkamp, Elizabeth A. Helmkamp 2006-5-31 10606 El Dorado Northern Sierra Nevada foothills, Sly Park Road, 0.3 mile south of its junction with Mormon Emigrant Trail 1067 Comment
  UC747228  Sanicula tuberosa G. Thomas Robbins 1945-6-3 1968 El Dorado 1 1/2 mi ne of Pollock Pines (along U.S. Highway 50); U.S. Highway 50 1158 Comment
  UCR196942  Saxifraga californica George K. Helmkamp, E. A. Helmkamp 2008-6-3 13552 El Dorado Sierra Nevada Mountains, Pony Express Trail, 0.8 mile east of Sly Park Road (Pollock Pines) and parallel to US-50 1213 Comment
  CAS-BOT-BC278211  Schedonorus arundinaceus R. E. Frenkel 1964-6-11 551 El Dorado On Sly Park Road, 0.2 mile south-east of Clear Creek Road, Pleasant Valley 792 Comment
  CAS-BOT-BC283607  Schedonorus pratensis R. E. Frenkel 1964-6-12 553 El Dorado On US Highway 50, 0.5 mile E of Pollack Pines 1219 Comment
  CAS-BOT-BC283608  Schedonorus pratensis R. E. Frenkel 1964-6-12 552 El Dorado On US Highway 50, 0.5 mile E of Pollack Pines 1219 Comment
  UC1275924  Scleranthus annuus subsp. annuus J. M. Tucker 1957-5-25 3337 El Dorado 6.5 mi e of Pleasant Valley (and roughly 5 mi s of Pollack Pines) Comment
  UC746835  Scleranthus annuus subsp. annuus G. Thomas Robbins 1944-4-30 1581 El Dorado flat on canyon side above North Fork Webber Creek; above North Fork Webber Creek 975 Comment
  SD236322  Scutellaria californica G. K. Helmkamp, E. A. Helmkamp 2008-6-3 13578 El Dorado Sierra Nevada Mountains: Forbay Road, 7.1 miles northwest of CA-50 (road junction in Pollock Pines), no-outlet road leading to the South Fork of the American River 715 Comment
  SEINET1908712  Scutellaria californica G. K. Helmkamp, E. A. Helmkamp 2008-1 13578 El Dorado Sierra Nevada Mountains: Forbay Road, 7.1 miles northwest of CA-50 (road junction in Pollock Pines), no-outlet road leading to the South Fork of the American River (Pollock Pines 7.5' Q). 716 Comment
  UC217361  Scutellaria californica H. M. Hall 1921-6-29 11382 El Dorado n of Sly Park Comment
  UC416684  Scutellaria tuberosa Katharine Brandegee 1907-1 El Dorado Pacific House, a spotwise station for the variety in Sierras Pacific House Comment
  CAS-BOT-BC389547  Silene nuda G. Thomas Robbins 1943-6-13 1171 El Dorado Along road to Park Creek, ca. 2 mi. w. of Park Creek 1219 Comment
  SEINET195651  Silene nuda G. Thomas Robbins 1943-6-13 1171 El Dorado Along road to Park Creek ca. two miles west of Park Creek. 1219 Comment
  UC746843  Silene occidentalis G. Thomas Robbins 1943-6-13 1171 El Dorado ca 2 mi w Park Creek (along road to Park Creek); w of Park Creek 1219 Comment
  UCR191063  Smilacina racemosa George K. Helmkamp, E. A. Helmkamp 2007-6-6 12281 El Dorado Northern Sierra Nevada Mountains, Bonetti Road, 3.2 miles south of it junction with Mormon Emigrant Trail, east of Jenkinson Lake and near Diamond Creek 1189 Comment
  UCR196940  Smilacina racemosa George K. Helmkamp, E. A. Helmkamp 2008-6-3 13553 El Dorado Sierra Nevada Mountains, Pony Express Trail, 0.8 mile east of Sly Park Road (Pollock Pines) and parallel to US-50 1213 Comment
  UC747526  Smilacina stellata G. Thomas Robbins 1945-6-17 1979 El Dorado flat along creek near Baltic Peak; Camp Creek 1005 Comment
  UC907675  Stachys ajugoides var. rigida G. Thomas Robbins 1944-7-6 1749 El Dorado 5 mi s Pollock Pines; Sly Park 975 Comment
  UCR208570  Stellaria media George K. Helmkamp, E. A. Helmkamp 2009-5-4 14599 El Dorado Sierra Nevada Mountains Foothills, Sly Park Road, 0.3 miles southwest of its junction with Mormon Emigrant Trail 1067 Comment
  UCR171247  Stephanomeria lactucina George K. Helmkamp, E. A. Helmkamp 2005-7-11 9710 El Dorado Northern Sierra Nevada Foothills, Pollock Pines area just south of US Highway 50 along County Road #5 1159 Comment
  UCR237085  Stipa occidentalis var. pubescens George K. Helmkamp, E. A. Helmkamp 2012-5-18 19006 El Dorado Northern Sierra Nevada Mountains, junction of Bonnetti Road (Capps Crossing Rd.) and Mormon Emigrant Trail, east of Jenkinson Lake 1261 Comment
  CAS-BOT-BC87526  Streptanthus tortuosus G. Thomas Robbins 1945-6-17 1992 El Dorado Above Camp Creek, near Baltic Peak. 1036 Comment
  CAS-BOT-BC87527  Streptanthus tortuosus G. Thomas Robbins 1945-6-17 1992 El Dorado Above Camp Creek, near Baltic Peak. 1036 Comment
  UCD116424  Streptanthus tortuosus Collector unknown Date unknown 1586 El Dorado Summit. Comment
  UC112905  Streptanthus tortuosus var. orbiculatus Katharine Brandegee 1908-7-12 El Dorado Summit Lake Tahoe Comment
  UC907713  Streptanthus tortuosus var. orbiculatus G. Thomas Robbins 1945-6-17 1992 El Dorado slopes above Camp Creek (near Baltic Peak) 1036 Comment
  CAS-BOT-BC221908  Taeniatherum caput-medusae R. E. Frenkel 1964-6-12 569 El Dorado Sly Park Dam, northern segment 1066 Comment
  UCR196939  Tanacetum parthenium George K. Helmkamp, E. A. Helmkamp 2008-6-3 13554 El Dorado Sierra Nevada Mountains, Pony Express Trail, 0.8 mile east of Sly Park Road (Pollock Pines) and parallel to US-50 1213 Comment
  UCD133416  Taxus brevifolia C. H. Lamoureux; R. Gankin 1957-3-24 1177 El Dorado Near R. Gankin's cabin, 1 mile west of Pacific House, along Hwy 50. Comment
  UCD19897  Taxus brevifolia C. H. Lamoureux; R. Gankin 1957-3-24 1177 El Dorado Near R. Gankin's cabin, 1 mile west of Pacific House, along Hwy 50. Comment
  RSA714443  Tragopogon dubius George K. Helmkamp, E. A. Helmkamp 2005-7-11 9684 El Dorado 30 mi. SW of Lake Tahoe; 1 mi E of Jenkinson Lake along Mormon Emigrant Road (County Highway 5). 1220 Comment
  UCR171183  Tragopogon dubius George K. Helmkamp, E. A. Helmkamp 2005-7-11 9684 El Dorado Northern Sierra Nevada Foothills, 30 miles SW of Lake Tahoe; 1 mile east of Jenkinson Lake along Mormon Emigrant Road/County Highway 5 1220 Comment
  UCR196864  Tragopogon dubius George K. Helmkamp, E. A. Helmkamp 2008-6-3 13562 El Dorado Sierra Nevada Mountains, Pony Express Trail, 0.8 mile east of Sly Park Road (Pollock Pines) and parallel to US-50 1213 Comment
  UCR205999  Tragopogon dubius George K. Helmkamp, E. A. Helmkamp 2009-6-3 14876 El Dorado Sierra Nevada Mountains Foothills, Pony Express Trail, 0.7 mile east of its junction with Sly Park Road in Pollock Pines 851 Comment
  RSA0012135  Trientalis latifolia George K. Helmkamp, E. A. Helmkamp 2011-7-7 17648 El Dorado Capps Crossing (Bonnetti) Road, 2.8 miles south of its junction with Mormon Emigrant Trail 1297 Comment
  RSA791423  Trientalis latifolia George K. Helmkamp, E. A. Helmkamp 2011-5-18 19005 El Dorado Northern Sierra Nevada Mountains: junction of Bonnetti Road (Capps Crossing Rd.) and Mormon Emigrant Trail, east of Jenkinson Lake 1261 Comment
  SD236389  Trientalis latifolia G. K. Helmkamp, E. A. Helmkamp 2008-6-3 13558 El Dorado Sierra Nevada Mountains: Pony Express Trail, 0.8 miles east of Sly Park Road (Polluck Pines) and parallel to US-50. 1213 Comment
  SEINET1908701  Trientalis latifolia G. K. Helmkamp, E. A. Helmkamp 2008-1 13558 El Dorado Sierra Nevada Mountains: Pony Express Trail, 0.8 mile east of Sly Park Road (Pollock Pines) and parallel to US-50 (Polllock Pines 7.5' Q). 1213 Comment
  UCR191053  Trientalis latifolia George K. Helmkamp, E. A. Helmkamp 2007-6-6 12279 El Dorado Northern Sierra Nevada Mountains, Bonetti Road, 3.2 miles south of it junction with Mormon Emigrant Trail, east of Jenkinson Lake and near Diamond Creek 1189 Comment
  UCR196862  Trientalis latifolia George K. Helmkamp, E. A. Helmkamp 2008-6-3 13558 El Dorado Sierra Nevada Mountains, Pony Express Trail, 0.8 mile east of Sly Park Road (Pollock Pines) and parallel to US-50 1213 Comment
  UCR234007  Trientalis latifolia George K. Helmkamp, E. A. Helmkamp 2011-7-7 17648 El Dorado Northern Sierra Nevada Mountains, Capps Crossing (Bonnetti) Road, 2.8 miles south of its junction with Mormon Emigrant Trail 1297 Comment
  UCR237073  Trientalis latifolia George K. Helmkamp, E. A. Helmkamp 2012-5-18 19005 El Dorado Northern Sierra Nevada Mountains, junction of Bonnetti Road (Capps Crossing Rd.) and Mormon Emigrant Trail, east of Jenkinson Lake 1261 Comment
  UC125090  Trifolium breweri Katharine Brandegee July 1908 El Dorado betw Kyburg and Georgetown junction Comment
  UC125091  Trifolium breweri Katharine Brandegee July 1908 El Dorado above Placerville (twelfth milstone) Comment
  UC125092  Trifolium breweri Katharine Brandegee July 1908 El Dorado above Placerville (twelfth milstone) Comment
  UC125101  Trifolium breweri Katharine Brandegee July 1908 El Dorado betw Kyburg and Georgetown Junction Comment
  UCD108826  Trifolium dubium G. K. Helmkamp; Elizabeth Helmkamp 2006-5-18 10470 El Dorado Northern Sierra Nevada Foothills. Spring Valley; Telephone Ridge area, NW of Riverton. Brockliss Canyon Road, about 11 miles NW of junction with Meadowridge Road and Ice House Canyon Road (SSW of Union Valley Reservoir, ca. 1.4 air miles N of US Hwy 50). 1189 Comment
  UCR173284  Trifolium dubium George K. Helmkamp, Elizabeth Helmkamp 2006-5-18 10470 El Dorado Northern Sierra Nevada Foothills, Spring Valley; Telephone Ridge area, NW of Riverton. Brockliss Canyon Road, about 11 mi. NW of junction with Meadowridge Road and Ice House Canyon Road (SSW of Union Valley Reservior, c. 1.4 air mi. N of US Hwy 50) 1189 Comment
  UCR174198  Trifolium dubium George K. Helmkamp, Elizabeth A. Helmkamp 2006-5-31 10604 El Dorado Northern Sierra Nevada foothills, Sly Park Road, 0.3 mile south of its junction with Mormon Emigrant Trail 1067 Comment
  UCR191049  Trifolium dubium George K. Helmkamp, E. A. Helmkamp 2007-6-8 12285 El Dorado Northern Sierra Nevada Mountains, Bonetti Road, 1.9 miles south of Mormon Emigrant Trail, at the bridge over Diamond Creek 1143 Comment
  RSA739842  Trifolium glomeratum George K. Helmkamp, E. A. Helmkamp 2007-6-8 12284 El Dorado Northern Sierra Nevada Mtns.: Bonetti Rd., 1.9 miles S of Mormon Emigrant Trail, at the bridge over Diamond Creek 1143 Comment
  UCR191050  Trifolium glomeratum George K. Helmkamp, E. A. Helmkamp 2007-6-8 12284 El Dorado Northern Sierra Nevada Mountains, Bonetti Road, 1.9 miles south of Mormon Emigrant Trail, at the bridge over Diamond Creek 1143 Comment
  SEINET959048  Trifolium hirtum G. K. Helmkamp, E. A. Helmkamp 2005-1 9715 El Dorado Northern Sierra Nevada Foothills; Pollock Pines area just S of US Highway 50 along Country Road #5 (Pollock Pines 7.5 Q. 1159 Comment
  UCR171252  Trifolium hirtum George K. Helmkamp, E. A. Helmkamp 2005-7-11 9715 El Dorado Northern Sierra Nevada Foothills, Pollock Pines area just south of US Highway 50 along County Road #5 1159 Comment
  UC1085257  Trifolium obtusiflorum G. Thomas Robbins 1945-6-17 1982 El Dorado above Camp Creek (near Baltic Peak) Comment
  UC85595  Trillium angustipetalum Katharine Brandegee 1907-5-23 El Dorado along Lake Tahoe Rd. near 19th. milestone Placerville Comment
  UCR237063  Triteleia ixioides subsp. anilina George K. Helmkamp, E. A. Helmkamp 2012-5-18 19029 El Dorado Northern Sierra Nevada Mountains Foothills, Sly Park Road (Hwy E-16) at the Fire Station, 1.3 miles southwest of the junction with Mormon Emigrant Trail 1081 Comment
  CAS-BOT-BC418644  Vaccinium shastense subsp. nevadense Jennifer DeWoody; Matt Brown; Michael Benedict 2013-7-1 s.n. El Dorado Ferrari Mill Road. In a forest drainage approximately 1 mi. south of Jenkinson Lake. 1158 Comment
  RSA0012136  Vicia americana George K. Helmkamp, E. A. Helmkamp 2011-7-7 17652 El Dorado Capps Crossing (Bonnetti) Road, 2.8 miles south of its junction with Mormon Emigrant Trail 1297 Comment
  UCR191081  Vicia americana George K. Helmkamp, E. A. Helmkamp 2007-6-8 12298 El Dorado Northern Sierra Nevada Mountains, Bonetti Road, 2.0 miles south of Mormon Emigrant Trail 1189 Comment
  UCR233665  Vicia americana George K. Helmkamp, E. A. Helmkamp 2011-7-7 17652 El Dorado Northern Sierra Nevada Mountains, Capps Crossing (Bonnetti) Road, 2.8 miles south of its junction with Mormon Emigrant Trail 1297 Comment
  UCR208269  Vicia sativa subsp. sativa George K. Helmkamp, E. A. Helmkamp 2009-5-4 14595 El Dorado Sierra Nevada Mountains Foothills, Sly Park Road, 0.3 miles southwest of its junction with Mormon Emigrant Trail 1067 Comment
  SD234411  Vicia villosa subsp. varia G. K. Helmkamp, E. A. Helmkamp 2005-7-11 9690 El Dorado Northern Sierra Nevada Foothills: 30 miles SW of Lake Tahoe; 1 mile E of Jenkinson Lake along Mormon Emigrant Road (County Highway 5) (Sly Park 7.5' Q) 1220 Comment
  UCR171622  Vicia villosa subsp. varia George K. Helmkamp, E. A. Helmkamp 2005-7-11 9690 El Dorado Northern Sierra Nevada Foothills, 30 miles SW of Lake Tahoe; 1 mile east of Jenkinson Lake along Mormon Emigrant Road/County Highway 5 1220 Comment
  RSA714206  Vicia villosa var. glabrescens George K. Helmkamp, E. A. Helmkamp 2005-7-11 9690 El Dorado 30 mi. SW of Lake Tahoe; 1 mi E of Jenkinson Lake along Mormon Emigrant Road (County Highway 5). 1220 Comment
  RSA0013406  Viola glabella George K. Helmkamp, E. A. Helmkamp 2012-5-18 19022 El Dorado Capps Crossing Road (Bonnetti Rd.), 0.1 mile northwest of the bridge over Diamond Creek, E of Jenkinson Lake and S of US Hwy 50 1186 Comment
  UC746938  Viola glabella G. Thomas Robbins 1944-5-7 1588 El Dorado n of Sly Park Meadow (along tributary stream of Park Creek); Park Creek 975 Comment
  UCR237070  Viola glabella George K. Helmkamp, E. A. Helmkamp 2012-5-18 19022 El Dorado Northern Sierra Nevada Mountains Foothills, Capps Crossing Road (Bonnetti Rd.), 0.1 mile northwest of the bridge over Diamond Creek, E of Jenkinson Lake and S of US Hwy 50 1186 Comment
  UCD164669  Viola langsdorffii R. John Little 2006-5-19 11836 -d Del Norte Pacific Shores (a defunct subdivision with deteriorating asphalt roads, NW of Lake Earl) west of Martin St. 2 Comment
Read comments
May 21 2020
  SD254715  Viola lobata var. lobata George K. Helmkamp, Mary Alice Barnes 2013-4-30 20430 El Dorado Northern Sierra Nevada Mountains: Capps Crossing/Bonnetti Road, 0.2 mile northwest of the bridge over Diamond/Camp Creek. 1155 Comment
  UCR191148  Viola lobata var. lobata George K. Helmkamp, E. A. Helmkamp 2007-6-8 12293 El Dorado Northern Sierra Nevada Mountains, Bonetti Road, 2.0 miles south of Mormon Emigrant Trail 1189 Comment
  UCR258549  Viola lobata var. lobata George K. Helmkamp, Mary Alice Barnes 2013-4-30 20430 El Dorado Northern Sierra Nevada Mountains, Capps Crossing/Bonnetti Road, 0.2 mile northwest of the bridge over Diamond /Camp Creek 1155 Comment
  UCD146973  Viola odorata Chuck Hughes 2012-7-26 344 El Dorado Near Pollock Pines. About 20 feet north of Blair Road. 1135 Comment
  SBBG128603  Viola purpurea subsp. purpurea G. K. Helmkamp, E. A. Helmkamp 2012-5-28 19075 El Dorado 1.1 mi E of the E dam of Jenkinson Lake via Mormon Emigrant Trail, then 0.6 mi SE toward Fleming Meadow (?) on an unnamed rd off Bonetti Rd 1169 Comment
  UCR236917  Viola purpurea subsp. purpurea George K. Helmkamp, E. A. Helmkamp 2012-5-28 19075 El Dorado Northern Sierra Nevada Mountains, 1.1 miles east of the E dam of Jenkinson Lake via Mormon Emigrant Trail, then 0.6 mile SE toward Fleming Meadow (?) on an unnamed road off Bonetti Rd. 1169 Comment
  UCR173301  Viola purpurea subsp. quercetorum George K. Helmkamp, Elizabeth Helmkamp 2006-5-18 10473 El Dorado Northern Sierra Nevada Foothills, Spring Valley; Telephone Ridge area, NW of Riverton. Brockliss Canyon Road, about 11 mi. NW of junction with Meadowridge Road and Ice House Canyon Road (SSW of Union Valley Reservior, c. 1.4 air mi. N of US Hwy 50) 1189 Comment
  RSA0013405  Viola sheltonii George K. Helmkamp, E. A. Helmkamp 2012-5-18 19019 El Dorado Capps Crossing Road (Bonnetti Rd.), 0.1 mile northwest of the bridge over Diamond Creek, E of Jenkinson Lake and S of US Hwy 50 1186 Comment
  UCD19898  Viola sheltonii C. H. Lamoureux; R. Gankin 1957-3-24 1178 El Dorado Near R. Gankin's cabin, 1 mile west of Pacific House, along Hwy 50. Comment
  UCR237068  Viola sheltonii George K. Helmkamp, E. A. Helmkamp 2012-5-18 19019 El Dorado Northern Sierra Nevada Mountains Foothills, Capps Crossing Road (Bonnetti Rd.), 0.1 mile northwest of the bridge over Diamond Creek, E of Jenkinson Lake and S of US Hwy 50 1186 Comment
  CAS-BOT-BC249067  Vulpia microstachys George K. Helmkamp; E. A. Helmkamp 2012-5-18 19001 El Dorado Northern Sierra Nevada Mountains: junction of Bonnetti Road (Capps Crossing Rd.) and Mormon Emigrant Trail, east of Jenkinson Lake 1261 Comment
  CAS-BOT-BC183083  Vulpia microstachys var. ciliata R. E. Frenkel 1964-6-11 549 El Dorado On Sly Park Road, 0.2 mile south-east of Clear Creek Road, Pleasant Valley 792 Comment
  CAS-BOT-BC183084  Vulpia microstachys var. ciliata R. E. Frenkel 1964-6-11 577 El Dorado On Sly Park Road, 2.2 miles east of Clear Creek Road 926 Comment
  UC747171  Wyethia angustifolia G. Thomas Robbins 1944-6-18 1718 El Dorado 5 mi s Pollock Pines (Sly Park); Sly Park 975 Comment
  UC747544  Zigadenus venenosus var. venenosus G. Thomas Robbins 1944-6-18 1716 El Dorado 5 mi s Pollock Pines; Sly Park 1005 Comment



  Copyright © 2019 Regents of the University of California — Updated 11 January 2019
0.74 processing seconds