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Specimen ID
Determination *
Collector
Collection Date
Collection Number
County
Locality
Elevation in meters
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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
Melica bulbosa
George K. Helmkamp, E. A. Helmkamp
2012-1
El Dorado
Comment
SEINET13276708
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
SEINET13276725
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
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
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
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
SBBG128605
Microsteris gracilis
G. K. Helmkamp, E. A. Helmkamp
2012-5-22
19062
El Dorado
Forest Service Rd 31 (Peavine Ridge Rd), 1.3 mi W of its jct with Ice House Cyn Rd
1582
Comment
SBBG128659
Viola purpurea subsp. quercetorum
G. K. Helmkamp, E. A. Helmkamp
2012-5-22
19058
El Dorado
Forest Service Rd 31 (Peavine Ridge Rd), 1.3 mi W of its jct with Ice House Cyn Rd
1582
Comment
SBBG128867
Vicia americana
G. K. Helmkamp, E. A. Helmkamp
2012-5-22
19057
El Dorado
Forest Service Rd 31 (Peavine Ridge Rd), 1.3 mi W of its jct with Ice House Cyn Rd
1582
Comment
RSA0013413
Vicia americana
George K. Helmkamp, E. A. Helmkamp
2012-5-22
19057
El Dorado
Forest Service Road 31 (Peavine Ridge Road), 1.3 miles wet of its junction with Ice House Canyon Road
1582
Comment
RSA0013415
Bromus hordeaceus
George K. Helmkamp, E. A. Helmkamp
2012-5-22
19059
El Dorado
Forest Service Road 31 (Peavine Ridge Road), 1.3 miles wet of its junction with Ice House Canyon Road
1582
Comment
RSA789517
Bromus hordeaceus
George K. Helmkamp, E. A. Helmkamp
2012-5-22
19059
El Dorado
Forest Service Road 31 (Peavine Ridge Road), 1.3 miles wet of its junction with Ice House Canyon Road
1582
Comment
RSA0013412
Mimulus bicolor
George K. Helmkamp, E. A. Helmkamp
2012-5-22
19055
El Dorado
Forest Service Road 31 (Peavine Ridge Road), 1.3 miles wet of its junction with Ice House Canyon Road.
1582
Comment
RSA0013414
Viola purpurea subsp. quercetorum
George K. Helmkamp, E. A. Helmkamp
2012-5-22
19058
El Dorado
Forest Service Road 31 (Peavine Ridge Road), 1.3 miles wet of its junction with Ice House Canyon Road.
1582
Comment
RSA0013416
Mimulus jepsonii
George K. Helmkamp, E. A. Helmkamp
2012-5-22
19063
El Dorado
Forest Service Road 31 (Peavine Ridge Road), 1.3 miles wet of its junction with Ice House Canyon Road.
1582
Comment
RSA789516
Mimulus jepsonii
George K. Helmkamp, E. A. Helmkamp
2012-5-22
19063
El Dorado
Forest Service Road 31 (Peavine Ridge Road), 1.3 miles wet of its junction with Ice House Canyon Road.
1582
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
SEINET4554298
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
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
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
SEINET13203108
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
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
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
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
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
SEINET13203109
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
SEINET13203113
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
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
UCR236983
Triteleia ixioides subsp. anilina
George K. Helmkamp, E. A. Helmkamp
2012-5-22
19054
El Dorado
Northern Sierra Nevada Mountains, Forest Service Road 31 (Peavine Ridge Road), 1.3 miles wet of its junction with Ice House Canyon Road
1582
Comment
UCR236984
Mimulus bicolor
George K. Helmkamp, E. A. Helmkamp
2012-5-22
19055
El Dorado
Northern Sierra Nevada Mountains, Forest Service Road 31 (Peavine Ridge Road), 1.3 miles wet of its junction with Ice House Canyon Road
1582
Comment
UCR236999
Nemophila maculata
George K. Helmkamp, E. A. Helmkamp
2012-5-22
19056
El Dorado
Northern Sierra Nevada Mountains, Forest Service Road 31 (Peavine Ridge Road), 1.3 miles wet of its junction with Ice House Canyon Road
1582
Comment
UCR237000
Vicia americana
George K. Helmkamp, E. A. Helmkamp
2012-5-22
19057
El Dorado
Northern Sierra Nevada Mountains, Forest Service Road 31 (Peavine Ridge Road), 1.3 miles wet of its junction with Ice House Canyon Road
1582
Comment
UCR237001
Viola purpurea subsp. quercetorum
George K. Helmkamp, E. A. Helmkamp
2012-5-22
19058
El Dorado
Northern Sierra Nevada Mountains, Forest Service Road 31 (Peavine Ridge Road), 1.3 miles wet of its junction with Ice House Canyon Road
1582
Comment
UCR237011
Calyptridium monospermum
George K. Helmkamp, E. A. Helmkamp
2012-5-22
19061
El Dorado
Northern Sierra Nevada Mountains, Forest Service Road 31 (Peavine Ridge Road), 1.3 miles wet of its junction with Ice House Canyon Road
1582
Comment
UCR237012
Phlox gracilis
George K. Helmkamp, E. A. Helmkamp
2012-5-22
19062
El Dorado
Northern Sierra Nevada Mountains, Forest Service Road 31 (Peavine Ridge Road), 1.3 miles wet of its junction with Ice House Canyon Road
1582
Comment
UCR237013
Mimulus jepsonii
George K. Helmkamp, E. A. Helmkamp
2012-5-22
19063
El Dorado
Northern Sierra Nevada Mountains, Forest Service Road 31 (Peavine Ridge Road), 1.3 miles wet of its junction with Ice House Canyon Road
1582
Comment
UCR237074
Bromus hordeaceus
George K. Helmkamp, E. A. Helmkamp
2012-5-22
19059
El Dorado
Northern Sierra Nevada Mountains, Forest Service Road 31 (Peavine Ridge Road), 1.3 miles wet of its junction with Ice House Canyon Road
1582
Comment
SEINET3821591
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
UCR236993
Osmorhiza chilensis
George K. Helmkamp, E. A. Helmkamp
2012-5-22
19032
El Dorado
Northern Sierra Nevada Mountains, Silver Fork Road, 0.9 mile south of US-50 in Kyburz
1381
Comment
UCR236994
Bromus tectorum
George K. Helmkamp, E. A. Helmkamp
2012-5-22
19034
El Dorado
Northern Sierra Nevada Mountains, Silver Fork Road, 0.9 mile south of US-50 in Kyburz
1381
Comment
UCR236995
Athysanus pusillus
George K. Helmkamp, E. A. Helmkamp
2012-5-22
19035
El Dorado
Northern Sierra Nevada Mountains, Silver Fork Road, 0.9 mile south of US-50 in Kyburz
1381
Comment
UCR236996
Stipa lemmonii
George K. Helmkamp, E. A. Helmkamp
2012-5-22
19036
El Dorado
Northern Sierra Nevada Mountains, Silver Fork Road, 0.9 mile south of US-50 in Kyburz
1381
Comment
UCR236997
Poa secunda var. secunda
George K. Helmkamp, E. A. Helmkamp
2012-5-22
19037
El Dorado
Northern Sierra Nevada Mountains, Silver Fork Road, 0.9 mile south of US-50 in Kyburz
1381
Comment
UCR236998
Claytonia parviflora subsp. parviflora
George K. Helmkamp, E. A. Helmkamp
2012-5-22
19038
El Dorado
Northern Sierra Nevada Mountains, Silver Fork Road, 0.9 mile south of US-50 in Kyburz
1381
Comment
UCR236985
Eriophyllum lanatum var. achilleoides
George K. Helmkamp, E. A. Helmkamp
2012-5-22
19039
El Dorado
Northern Sierra Nevada Mountains, Silver Fork Road, 2.8 miles southeast of US-50 in Kyburz; opposite the entrance to China Flat Campground
1479
Comment
UCR236986
Poa secunda var. secunda
George K. Helmkamp, E. A. Helmkamp
2012-5-22
19040
El Dorado
Northern Sierra Nevada Mountains, Silver Fork Road, 2.8 miles southeast of US-50 in Kyburz; opposite the entrance to China Flat Campground
1479
Comment
UCR236987
Lupinus stiversii
George K. Helmkamp, E. A. Helmkamp
2012-5-22
19041
El Dorado
Northern Sierra Nevada Mountains, Silver Fork Road, 2.8 miles southeast of US-50 in Kyburz; opposite the entrance to China Flat Campground
1479
Comment
JEPS119460
Madia exigua
George K. Helmkamp with E. A. Helmkamp
2012-5-22
19045
El Dorado
Northern Sierra Nevada Mountains, Silver Fork Road, 3.6 miles southeast of US-50 in Kyburz
Comment
UCR236988
Poa bulbosa
George K. Helmkamp, E. A. Helmkamp
2012-5-22
19042
El Dorado
Northern Sierra Nevada Mountains, Silver Fork Road, 3.6 miles southeast of US-50 in Kyburz
1495
Comment
UCR236989
Penstemon newberryi var. newberryi
George K. Helmkamp, E. A. Helmkamp
2012-5-22
19043
El Dorado
Northern Sierra Nevada Mountains, Silver Fork Road, 3.6 miles southeast of US-50 in Kyburz
1495
Comment
UCR236990
Athysanus pusillus
George K. Helmkamp, E. A. Helmkamp
2012-5-22
19044
El Dorado
Northern Sierra Nevada Mountains, Silver Fork Road, 3.6 miles southeast of US-50 in Kyburz
1495
Comment
UCR236991
Madia exigua
George K. Helmkamp, E. A. Helmkamp
2012-5-22
19045
El Dorado
Northern Sierra Nevada Mountains, Silver Fork Road, 3.6 miles southeast of US-50 in Kyburz
1495
Comment
UCR236992
Cryptantha echinella
George K. Helmkamp, E. A. Helmkamp
2012-5-22
19046
El Dorado
Northern Sierra Nevada Mountains, Silver Fork Road, 3.6 miles southeast of US-50 in Kyburz
1495
Comment
UCR237075
Ceanothus cordulatus
George K. Helmkamp, E. A. Helmkamp
2012-5-22
19047
El Dorado
Northern Sierra Nevada Mountains, Silver Fork Road, 3.6 miles southeast of US-50 in Kyburz
1495
Comment
UCR237002
Hordeum marinum subsp. gussoneanum
George K. Helmkamp, E. A. Helmkamp
2012-5-22
19048
El Dorado
Northern Sierra Nevada Mountains, along US-50, 4.0 miles west of Silver Fork
1050
Comment
UCR237005
Phacelia hastata var. hastata
George K. Helmkamp, E. A. Helmkamp
2012-5-22
19050
El Dorado
Northern Sierra Nevada Mountains, along US-50, 4.0 miles west of Silver Fork
1050
Comment
UCR237006
Gilia capitata subsp. pedemontana
George K. Helmkamp, E. A. Helmkamp
2012-5-22
19051
El Dorado
Northern Sierra Nevada Mountains, along US-50, 4.0 miles west of Silver Fork
1050
Comment
UCR237007
Festuca arundinacea
George K. Helmkamp, E. A. Helmkamp
2012-5-22
19052
El Dorado
Northern Sierra Nevada Mountains, along US-50, 4.0 miles west of Silver Fork
1050
Comment
UCR237008
Lolium perenne subsp. multiflorum
George K. Helmkamp, E. A. Helmkamp
2012-5-22
19053
El Dorado
Northern Sierra Nevada Mountains, along US-50, 4.0 miles west of Silver Fork
1050
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
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
SEINET13276707
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
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
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
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
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
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
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
SEINET13276719
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
SEINET13384113
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
SEINET13384144
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
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
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
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
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
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
SD240936
Athysanus pusillus
George K. Helmkamp, E. A. Helmkamp
2012-5-22
19035
El Dorado
Northern Sierra Nevada Mountains: Silver Fork Road, 0.9 mile south of US-50 in Kyburz (Kyburz 7.5'Q)
1381
Comment
SD241016
Lupinus stiversii
George K. Helmkamp, E. A. Helmkamp
2012-5-22
19041
El Dorado
Northern Sierra Nevada Mountains: Silver Fork Road, 2.8 miles southeast of US-50 in Kyburz; opposite the entrance to China Flat Campground.
1479
Comment
SEINET13386966
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
SEINET13276722
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
SEINET13276717
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
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
SEINET13276718
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
SEINET13384114
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
SEINET13384097
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
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
SEINET13384150
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
SEINET13386968
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
SEINET13276738
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
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
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
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
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
SEINET3439306
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
SEINET13276724
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
SEINET13276720
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
SEINET13276721
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
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
SEINET13384101
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
SEINET13384116
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
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
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
SEINET3412004
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
SEINET13276726
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
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
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
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
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
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
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
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
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
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
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
SEINET13384121
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
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
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
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
SEINET13384119
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
SBBG128828
Ceanothus cordulatus
G. K. Helmkamp, E. A. Helmkamp
2012-5-22
19047
El Dorado
Silver Fork Rd, 3.6 mi SE of US-50 in Kyburz
1495
Comment
RSA0013408
Poa secunda var. secunda
George K. Helmkamp, E. A. Helmkamp
2012-5-22
19037
El Dorado
Silver Fork Road, 0.9 mile south of US-50 in Kyburz
1381
Comment
RSA0013409
Athysanus pusillus
George K. Helmkamp, E. A. Helmkamp
2012-5-22
19035
El Dorado
Silver Fork Road, 0.9 mile south of US-50 in Kyburz
1381
Comment
RSA0013410
Achnatherum lemmonii var. lemmonii
George K. Helmkamp, E. A. Helmkamp
2012-5-22
19036
El Dorado
Silver Fork Road, 0.9 mile south of US-50 in Kyburz
1381
Comment
RSA0013407
Lupinus stiversii
George K. Helmkamp, E. A. Helmkamp
2012-5-22
19041
El Dorado
Silver Fork Road, 2.8 miles southeast of US-50 in Kyburz; opposite the entrance to China Flat Campground
1479
Comment