Search Results — 91 specimen records retrieved (87 records with coordinates)
Results for search: Source=All; Collector=Helmkamp; Year=2012; Month=1;   

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

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  SEINET7249204  Agrostis exarata George K. Helmkamp, E. A. Helmkamp 2012-1 Placer Comment
  SEINET7249205  Draperia systyla George K. Helmkamp, E. A. Helmkamp 2012-1 Placer Comment
  SEINET8043931 Image available Melica bulbosa George K. Helmkamp, E. A. Helmkamp 2012-1 El Dorado Comment
  SEINET4560766  Ceanothus cordulatus George K. Helmkamp, E. A. Helmkamp 2012-1 16660 Placer Northern Sierra Nevada Mountains: Forest Hill Road, 22 miles northeast of the city of Foresthill. 2041 Comment
  SD247428  Medicago sativa George Helmkamp, E. A. Helmkamp 2012-1-13 18510 Sacramento Southern Sacramento Valley: Rancho Murieta, Jackson Road (CA-16), 1.2 miles west of Michigan Bar Road (Carbondale 7.5'Q) 66 Comment
  UCR262432  Medicago sativa George K. Helmkamp, E. A. Helmkamp 2012-1-13 18510 Sacramento Southern Sacramento Valley, Rancho Murieta, Jackson Road (CA-16), 1.2 miles west of Michigan Bar Road 66 Comment
  UCR262431  Urtica urens George K. Helmkamp, E. A. Helmkamp 2012-1-13 18511 Sacramento Southern Sacramento Valley/lower Sierra Nevada Foothills, Michigan Bar Road 0.9 mile north of Jackson Road (CA-16) and just south of the Michigan Bar bridge 85 Comment
  SEINET3828570  Avena fatua George K. Helmkamp, E. A. Helmkamp 2012-1 18542 Glenn Sacramento Valley: along Ca-162 at Main St., Butte City, near Sacramento River (Butte City 7.5') 35 Comment
  SEINET4691851  Raphanus sativus George K. Helmkamp, E. A. Helmkamp 2012-1 18548 Sacramento Sacramento Valley: along Scott Road, 2.67 miles south of its junction with White Rock Road, south of Folsom Lake and Hwy 50. 76 Comment
  SEINET3412004 Image available Vulpia myuros var. myuros George K. Helmkamp, E. A. Helmkamp 2012-1 18554 Sacramento Sacramento Valley: Rancho Omochumnes, Indio Drive, 0.2 mile ... 64 Comment
  SEINET4560899  Vulpia myuros var. myuros George K. Helmkamp, E. A. Helmkamp 2012-1 18554 Sacramento Sacramento Valley: Rancho Omochumnes, Indio Drive, 0.2 mile south of its junction with CA-16 (Jackson Rd.) at Latrobe Road. 64 Comment
  SEINET4560541  Stellaria media George K. Helmkamp, E. A. Helmkamp 2012-1 18557 Sacramento Sacramento Valley: along Dillard Road, 0.2 mile south of its junction with CA-16/Jackson Rd, SE of Sacramento. 58 Comment
  SEINET4691849  Festuca myuros George K. Helmkamp, E. A. Helmkamp 2012-1 18586 Sacramento Sacramento Valley/Delta: Twin Cities Road (Co. Rd. E-13), 0.1 mile NE of its junction with I-5. 5 Comment
  SEINET4560891  Spergula arvensis subsp. arvensis George K. Helmkamp, E. A. Helmkamp 2012-1 18599 Amador Northern Sierra Nevada Mountains Foothills: along CA-124 (E Plymouth Hwy), 1.2 miles northeast of Ione. 169 Comment
  SEINET4560896  Calandrinia ciliata George K. Helmkamp, E. A. Helmkamp 2012-1 18600 Amador Northern Sierra Nevada Mountains Foothills: along CA-124 (E Plymouth Hwy), 1.2 miles northeast of Ione. 169 Comment
  SEINET5586207  Geranium molle George K. Helmkamp, E. A. Helmkamp 2012-1 18624 Amador Northern Sierra Nevada Mountains Foothills: Rancho Cicada Retreat; private road, 1.1 miles north of Bell Road on east side of Middle Fork Consumnes River. 255 Comment
  SEINET3828571  Festuca bromoides George K. Helmkamp, E. A. Helmkamp 2012-1 18647 Placer Sacramento Valley: along Ca-193, 0.1 mile west of its junction with Sierra College Blvd. (Gold Hill 7.5') 88 Comment
  SEINET4554298 Image available Vulpia myuros f. megalura George K. Helmkamp, E. A. Helmkamp 2012-1 18690 Calaveras Northern San Juaquin Valley: along CA-26, 0.1 mile west of its junction with Milton Road, between Linden & Valley Springs 67 Comment
  SEINET3828572  Parvisedum pumilum George K. Helmkamp, E. A. Helmkamp 2012-1 18705 Calaveras Northern San Joaquin Valley: along Ca-26, 0.1 mile west of its junction with Milton Road, between Linden 7 Valley Springs. (SW 7.5') 67 Comment
  SEINET5586227  Vulpia myuros subsp. megalura George K. Helmkamp, E. A. Helmkamp 2012-1 18719 San Joaquin San Joaquin Valley: along CA-26, 3.2 miles southwest of its junction with N Wimer Road, NE of town of Linden. 52 Comment
  SEINET3828574  Geranium dissectum George K. Helmkamp, E. A. Helmkamp 2012-1 18720 San Joaquin San Joaquin Valley: along CA-26, 3.2 miles southwest of its junction with N Wimer Road, NE of town of Linden (Valley Springs SW 7.5') 52 Comment
  SEINET3828573  Amsinckia intermedia George K. Helmkamp, E. A. Helmkamp 2012-1 18721 San Joaquin San Joaquin Valley: along CA-26, 3.2 miles southwest of its junction with N Wimer Road, NE of town of Linden (Valley Springs SW 7.5') 52 Comment
  SEINET4560759  Medicago polymorpha George K. Helmkamp, E. A. Helmkamp 2012-1 18771 Yolo Sacramento Valley: along County Road 26, 1.4 miles west of its intersection with Road 89, c. 12 miles WSW of Woodland. 65 Comment
  SEINET4560674  Festuca myuros George K. Helmkamp, E. A. Helmkamp 2012-1 18772 Yolo Sacramento Valley: along County road 26, 1.4 miles west of its intersection with Road 89, c. 12 miles WSW of Woodland. 65 Comment
  SEINET4560760  Vicia sativa subsp. sativa George K. Helmkamp, E. A. Helmkamp 2012-1 18774 Yolo Sacramento Valley: along County Road 26, 1.4 miles west of its intersection with Road 89, c. 12 miles WSW of Woodland. Comment
  SEINET3828559  Salix gooddingii George K. Helmkamp, E. A. Helmkamp 2012-1 18783 Yolo Sacramento Valley: along County Road 26, 1.4 miles west of its intersection with Road 89, c. 12 miles WSW of Woodland (Madison 7.5') 65 Comment
  SEINET3828560  Bromus hordeaceus George K. Helmkamp, E. A. Helmkamp 2012-1 18784 Yolo Sacramento Valley along County Road 26, 1.4 miles west of its intersection with Road 89, c. 12 miles WSW of Woodland (Madison 7.5') 65 Comment
  SEINET3828566  Hordeum murinum subsp. leporinum George K. Helmkamp, E. A. Helmkamp 2012-1 18785 Yolo Sacramento Valley: along County Road 26, 1.4 miles west of its intersection with Road 89, c. 12 miles WSW of Woodland. 65 Comment
  SEINET3828557  Vulpia myuros var. hirsuta George K. Helmkamp, E. A. Helmkamp 2012-1 18788 Yolo Sacramento Valley: along County Road 26, 1.4 miles west of its intersection with Road 89, c. 12 miles WSW of Woodland (Madison 7.5') 65 Comment
  SEINET3828558  Plagiobothrys nothofulvus George K. Helmkamp, E. A. Helmkamp 2012-1 18789 Amador Northern Sierra Nevada Mountains Foothills: Bunker Hill Road at the junction with N. Amador Road, c. 0.5 mi N of Amador City. 7.5 299 Comment
  SEINET3828561  Quercus wislizeni var. wislizeni George K. Helmkamp, E. A. Helmkamp 2012-1 18798 Amador Foothills, northern Sierra Nevada Mountains: Fiddletown Road, 0.2 mile east of its junction with County Road E-16, c. 0.7 mi. E of Hwy 49 at Plymouth (Amador City 7.5') 1000 Comment
  SEINET3828545  Quercus lobata George K. Helmkamp, E. A. Helmkamp 2012-1 18801 Amador Foothills, northern Sierra Nevada Mountains: Fiddletown Road, 0.2 mile east of its junction with County Road E-16, c. 0.7 mi. E of Hwy 49 at Plymouth (Amador City 7.5') 1000 Comment
  SEINET13203108 Image available Cardamine pensylvanica George K. Helmkamp, E. A. Helmkamp 2012-1 18895 El Dorado Northern Sierra Nevada Mountains Foothills: Forebay Road north of Pollock Pines, at the south side of the bridge over the South Fork American River (Slate Mountain 7.5' Q.) 591 Comment
  SEINET4560678  Sisymbrium officinale George K. Helmkamp, E. A. Helmkamp 2012-1 18899 El Dorado Northern Sierra Nevada Mountains Foothills: Forebay road north of Pollock Pines, at the south side of the bridge over the South Fork American River. 591 Comment
  SEINET3828312  Polypodium calirhiza George K. Helmkamp, E. A. Helmkamp 2012-1 18900 El Dorado Northern Sierra Nevada Mountains Foothills: Forebay Road north of Pollock Pines, at the South Fork American River. Slate Mountain. 591 Comment
  SEINET3828385  Lupinus nanus George K. Helmkamp, E. A. Helmkamp 2012-1 18940 Placer Foothills northern Sierra Nevada Mountians: Finnin Mill Road at the junction with Forest Hill Road (Foresthill 7.5') 1135 Comment
  SEINET3828342  Acer macrophyllum George K. Helmkamp, E. A. Helmkamp 2012-1 18953 Placer Northern Sierra Nevada Mountians Foothills: Finnin Mill Road, 1.7 miles north of its junction with Forest Hill Road, Foresthill 7.5 1041 Comment
  SEINET3828337  Aira caryophyllea George K. Helmkamp, E. A. Helmkamp 2012-1 18968 Calaveras Northern Sierra Nevada Mountians Foothills: along Murray Creek Road (Murraydale Ln.), 1.4 miles east of Pope Road in San Andreas. 7.5 387 Comment
  SEINET3828541  Calochortus albus George K. Helmkamp, E. A. Helmkamp 2012-1 18976 Calaveras Northern Sierra Nevada Mountains Foothills: along Murray Creek Road (Murraydale Ln.) 1.4 miles east of Pope Road in San Andreas (San Andreas) 387 Comment
  SEINET3828543  Trifolium willdenovii George K. Helmkamp, E. A. Helmkamp 2012-1 18977 Calaveras Northern Sierra Nevada Mountains Foothills: along Murray Creek Road (Murraydale Ln.), 1.4 miles east of pope Road in San Andreas (San Andreas 7.5') 387 Comment
  SEINET3828542  Euphorbia oblongata George K. Helmkamp, E. A. Helmkamp 2012-1 18983 Calaveras Northern Sierra Nevada Mountains Foothills: at a crossing of Murray Creek along Murray Creek Road; 1.8 miles east of Pope Road in San Andreas. (San Andreas 7.5') 351 Comment
  SEINET3439306 Image available Vulpia myuros var. myuros George K. Helmkamp, E. A. Helmkamp 2012-1 18985 Calaveras Northern Sierra Nevada mountain foothills: at a crossing of ... 351 Comment
  SEINET4560784  Lupinus bicolor George K. Helmkamp, E. A. Helmkamp 2012-1 19112 Calaveras Northern Sierra Nevada Mountains Foothills: Lily Gap Road, 0l9 mile northeast of its junction with Winton Road, 8.1 km NE of West Point. 1133 Comment
  SEINET4691427  Polygala cornuta George K. Helmkamp, E. A. Helmkamp 2012-1 19216 Placer Northern Sierra Nevada Mountains Foothills: Foresthill Road, 2.6 miles east of its junction with Mosquito Ridge Road in Forest Hill. 1052 Comment
  SEINET4560777  Medicago lupulina George K. Helmkamp, E. A. Helmkamp 2012-1 19217 Placer Northern Sierra Nevada Mountains; Foresthill Road, 2.6 miles east of its junction with Mosquito Ridge Road in Forest Hill. 1052 Comment
  SEINET4560782  Penstemon roezlii George K. Helmkamp, E. A. Helmkamp 2012-1 19280 Amador Northern Sierra Nevada Mountains; Panther Creek Road, 4.1 miles south of its junction with CA-88, S of Hwy 88/Carson Pass Hwy. and W of Lower Bear Reservoir. 1518 Comment
  SEINET7249328  Madia minima George K. Helmkamp, E. A. Helmkamp 2012-1 19325 El Dorado Northern Sierra Nevada Mountains: Ice House Road, 0.2 mile north of Ice House community, 10.7 miles north of US-50. 1683 Comment
  SEINET7249220  Dactylis glomerata George K. Helmkamp, E. A. Helmkamp 2012-1 19328 El Dorado Northern Sierra Nevada Mountains: Ice House Road, 0.2 mile north of Ice House community, 10.7 miles north of US-50. 1683 Comment
  SEINET7249221  Phacelia hastata George K. Helmkamp, E. A. Helmkamp 2012-1 19329 El Dorado Northern Sierra Nevada Mountains: Ice House Road at Ice House village, 10.5 miles north of its junction with US-50. 1677 Comment
  SEINET7249085  Kelloggia galioides George K. Helmkamp, E. A. Helmkamp 2012-1 19336 El Dorado Northern Sierra Nevada Mountains: Ice House Road, 0.4 mile north of Ice House Village, 10.9 miles north of the junction with US-50. 1707 Comment
  SEINET7249222  Pellaea bridgesii George K. Helmkamp, E. A. Helmkamp 2012-1 19339 El Dorado Northern Sierra Nevada Mountains: Ice House Road, 0.4 mile north of Ice House Village, 10.9 miles north of the junction with US-50. 1707 Comment
  SEINET7249083  Horkelia tridentata subsp. tridentata George K. Helmkamp, E. A. Helmkamp 2012-1 19343 El Dorado Northern Sierra Nevada Mountains: Ice House Road, 0.4 mile north of Ice House Village, 10.9 miles north of the junction with US-50. 1707 Comment
  SEINET7249084  Chaenactis douglasii var. douglasii George K. Helmkamp, E. A. Helmkamp 2012-1 19344 El Dorado Northern Sierra Nevada Mountains: Ice House Road, 0.4 mile north of Ice House Village, 10.9 miles north of the junction with US-50. 1707 Comment
  SEINET15325662  Hosackia oblongifolia G. K. Helmkamp, E. A. Helmkamp 2012-1 19350 El Dorado Northern Sierra Nevadad Mountains: Robbs Peak Road at the junction with Ice House Road, 22 miles north of US-502078 2078 Comment
  SEINET7249223  Mimulus guttatus George K. Helmkamp, E. A. Helmkamp 2012-1 19351 El Dorado Northern Sierra Nevada Mountains: Robbs Peak Road at the junction with Ice House Road, 22 miles north of US-50. 2078 Comment
  SEINET7249082  Senecio triangularis George K. Helmkamp, E. A. Helmkamp 2012-1 19353 El Dorado Northern Sierra Nevada Mountains: Robbs Peak Road at the junction with Ice House Road, 22 miles north of US-50. 2078 Comment
  SEINET7249081  Potentilla glandulosa subsp. reflexa George K. Helmkamp, E. A. Helmkamp 2012-1 19360 El Dorado Northern Sierra Nevada Mountains: Robbs Peak Road at the junction with Ice House Road, 22 miles north of US-50. 2078 Comment
  SEINET7249080  Muhlenbergia filiformis George K. Helmkamp, E. A. Helmkamp 2012-1 19364 El Dorado Northern Sierra Nevada Mountains: Robbs Peak Road at the junction with Ice House Road, 22 miles north of US-50. 2078 Comment
  SEINET4560763  Festuca arundinacea George K. Helmkamp, E. A. Helmkamp 2012-1 19367 El Dorado Northern Sierra Nevada Mountains: Robbs Peak Road at the junction with Ice House Road, 22 miles north of US-50. 2078 Comment
  SEINET3821591 Image available Elymus elymoides subsp. californicus George K. Helmkamp, E. A. Helmkamp 2012-1 19370 Amador Northern Sierra Nevada Mountains, Shot Rock Vista Rest Stop along CA-88 (Carson Pass Hwy), 1 mile west of the junction with Mormon Emigrant Trail (Tragedy Spring 7.5' Q 2329 Comment
  SEINET13276717 Image available Castilleja miniata subsp. miniata George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-1 19426 Sierra Northern Sierra Nevada Mountains: along Hwy CA-89, c. 8 miles north of the Nevada County line (Sierraville 7.5' Q.) 1823 Comment
  SEINET13384116 Image available Elymus glaucus var. glaucus George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-1 19437 Sierra Nothern Sierra Nevada Mountains: Henness Pass Road, 1.1 mile east of its junction with CA-89 at the north end of Kyburz Flat 1907 Comment
  SEINET13276707 Image available Madia glomerata George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-1 19438 Sierra Northern Sierra Nevada Mountains: Henness Pass Road, 1.1 mile east of its junction with CA-89 at the north end of Kyburz Flat (Sardine Peak 7.5' Q.) 1907 Comment
  SEINET13384117 Image available Deschampsia cespitosa subsp. cespitosa George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-1 19447 Sierra Northern Sierra Nevada Mountains: Henness Pass Road, 1.1 mile east of its junction with CA-89 at the north end of Kyburz Flat 1907 Comment
  SEINET13276738 Image available Eriogonum spergulinum George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-1 19461 Sierra Northern Sierra Nevada Mountains:Little Truckee River valley along Hwy CA-89, 3.5 road miles north of the Nevada County line, 9.6 air miles SE (136 deg. ) of Sierraville (Hobart Mills 7.5' Q.) 1878 Comment
  SEINET13384113 Image available Chrysothamnus nauseosus subsp. albicaulis George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-1 19471 Sierra Northern Sierra Nevada Mountains: Little Truckee River valley along Hwy CA-89, 3.5 road miles north of the Nevada County line, 9.6 air miles SE (136 deg. ) of Sierraville 1878 Comment
  SEINET13276719 Image available Sparganium emersum George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-1 19472 Sierra Northern Sierra Nevada Mountains: Little Truckee River valley along Hwy CA-89, 3.5 road miles north of the Nevada County line, 9.6 air miles SE (136 deg. ) of Sierraville (Hobart Mills 7.5' Q.) 1878 Comment
  SEINET13384144 Image available Muhlenbergia richardsonis George K. Helmkamp, Amy Barnes, Ann Kerchner 2012-1 19475 Sierra Northern Sierra Nevada Mountains: Little Truckee River valley along Hwy CA-89, 3.5 road miles north of the Nevada County line, 9.6 air miles SE (136 deg. ) of Sierraville 1878 Comment
  SEINET13276724 Image available Symphyotrichum spathulatum var. spathulatum George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-1 19494 Sierra Northern Sierra Nevada mountains: Stampede Dam Road, 1.7 miles north of the Nevada County line, just east of Stampede Reservoir (Boca 7.5' Q.) 1769 Comment
  SEINET13386966 Image available Lactuca serriola George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-1 19510 Sierra Northern Sierra Nevada Mountains: Stampede Dam Road, 1.7 miles north of the Nevada County line, just east of Stampede Reservoir 1769 Comment
  SEINET13384101 Image available Agrostis pallens George K. Helmkamp, Ann Kerchner, Amy Barnes 2012-1 19523 Placer Northern Sirrea Nevada Mountains: Sugar Bowl Road, 0.4 mile south of its junction with Donner Pass Road, just west of Lake Mary 2135 Comment
  SEINET13276722 Image available Epilobium glaberrimum subsp. glaberrimum George K. Helmkamp, Amy Barnes 2012-1 19623 Alpine Northern Sierra Nevada Mountains: along CA-89/Carson Pass Hwy in West Carson, 1.4 miles east of the junction with CA-88 (Freel Peak 7.5' Q.) 2033 Comment
  SEINET13384097 Image available Agrostis idahoensis George K. Helmkamp, Amy Barnes 2012-1 19636 Alpine Northern Sierra Nevada Mountains: north side of CA-88/Carson Pass Hwy, 0.4 mile east of its junction with Kirkwood Meadows Drive 2356 Comment
  SEINET13384154 Image available Elymus trachycaulus George K. Helmkamp, Amy Barnes 2012-1 19642 Alpine Northern Sierra Nevada Mountains: north side of CA-88/Carson Pass Hwy, 0.4 mile east of its junction with Kirkwood Meadows Drive 2356 Comment
  SEINET13384114 Image available Agrostis idahoensis George K. Helmkamp, Amy Barnes 2012-1 19646 El Dorado Northern Sierra Nevada Mountains: junction of Ice House Road and entrance to campground on the south end of Loon Lake 1980 Comment
  SEINET13276718 Image available Eucephalus breweri George K. Helmkamp, Amy Barnes 2012-1 19648 El Dorado Northern Sierra Nevada Mountains: junction of Ice House Road and entrance to campground on the south end of Loon Lake (Loon Lake 7.5' Q.) 2894 Comment
  SEINET13384150 Image available Panicum acuminatum var. acuminatum George K. Helmkamp, Amy Barnes 2012-1 19658 El Dorado Northern Sierra Nevada Mountains: northwest side of Ice House Road, 0.2 mile north of its junction with Forest Route 13N20, c 1.3 miles northeast of Wentworth Springs Road 1786 Comment
  SEINET13276721 Image available Stachys ajugoides var. rigida George K. Helmkamp, Amy Barnes 2012-1 19672 El Dorado Northern Sierra Nevada mountains: unnamed dirt road along Ice House Road, 0.4 mile south of Robbs Peak Road, N of Union Valley Reservior (Robbs Peak 7.5' Q.) 1756 Comment
  SEINET13276720 Image available Muhlenbergia filiformis George K. Helmkamp, Amy Barnes 2012-1 19681 El Dorado Northern Sierra Nevada mountains: unnamed dirt road along Ice House Road, 0.4 mile south of Robbs Peak Road, N of Union Valley Reservior (Robbs Peak 7.5' Q.) 1756 Comment
  SEINET13386968 Image available Muhlenbergia filiformis George K. Helmkamp, Amy Barnes 2012-1 19681 El Dorado Northern Sierra Nevada Mountains: unnamed dirt road along Ice House Road, 0.4 mile south of Robbs Peak Road, N of Union Valley Reservoir 1756 Comment
  SEINET13203113 Image available Leersia oryzoides George K. Helmkamp, E. A. Helmkamp 2012-1 19761 Amador Northern Sierra Nevada Mountains Foothills: along CA-49, 1.2 miles north of the junction with Fiddletown Road at Plymouth (Amador City 7.5' Q.) 299 Comment
  SEINET13203109 Image available Digitaria sanguinalis George K. Helmkamp, E. A. Helmkamp 2012-1 19795 Amador Northern Sierra Nevada Mountains Foothills: along CA-49 in Plymouth; 0.1 mile south of its junction with Fiddletown Rd./Plymouth-Shenandoah Rd. (Amador City 7.5' Q.) 303 Comment
  HSC104159  Artemisia douglasiana G. K. Helmkamp, E. A. Helmkamp 2012-1 19874 Amador Northern Sierra Nevada Mountains; along Hwy. E-26 (Red Corral/West Point-Pioneer Rd.) just north of the bridge over the North Fork Mokelumne River 613 Comment
  SEINET9262074  Agrostis stolonifera George K. Helmkamp, Elizabeth Helmkamp 2012-1 19904 Placer Northern Sierra Nevada Mountains: Blue Canyon Road, 1.1 miles south of its intersection with I-80 about 1/2 miles south of Blue Canyon-Nyack Airport (Blue Canyon 7.5 Q) 1472 Comment
  SEINET7249210  Acmispon americanus var. americanus G. K. Helmkamp, E. A. Helmkamp 2012-1 19917 Placer Northern Sierra Nevada Mountains; junction of Nyack Road and I-80 in the Emigrant Gap area 1652 Comment
  SEINET13384119 Image available Poa annua George K. Helmkamp, Elizabeth Helmkamp 2012-1 20065 San Joaquin San Joaquin Valley: along Hwy J-6 (Escalon-Bellota Road), 1.2 miles south of its junction with CA-26 46 Comment
  SEINET13384121 Image available Digitaria sanguinalis George K. Helmkamp, Elizabeth Helmkamp 2012-1 20079 San Joaquin San Joaquin Valley: Littlejohns Creek, along unnamed dirt road 0.3 mi. south of CA-4 at a point 0.5 miles east of Farmington 32 Comment
  SEINET13276726 Image available Polygonum persicaria George K. Helmkamp, Elizabeth Helmkamp 2012-1 20088 Placer Sacramento Valley: South Dowd Road, 0.1 mile south of its junction with Moore Road, SW of Lincoln (Pleasant Grove 7.5' Q.) 34 Comment
  SEINET13276725 Image available Amaranthus albus George K. Helmkamp, Elizabeth Helmkamp 2012-1 20129 El Dorado Eastern Sacramento Valley: El Dorado Hills; Windfield Parkway 0.2 mile south of White Rock Road (Clarksville 7.5' Q.) 175 Comment
  SEINET13276708 Image available Digitaria sanguinalis George K. Helmkamp, Elizabeth Helmkamp 2012-1 20134 El Dorado Eastern Sacramento Valley: El Dorado Hills; Windfield Parkway 0.2 mile south of White Rock Road (Clarksville 7.5' Q.) 175 Comment
  SEINET10268403  Agrostis exarata George K. Helmkamp, E. A. Helmkamp 2012-1 198895 Placer Northern Sierra Nevada Mountains: junction of Blue Canyon Road and Putt Road, just south of I-80, west of Emigrant Gap 1634 Comment


2012
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2012