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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
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
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
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
UCR237591
Festuca myuros var. hirsuta
George K. Helmkamp, E. A. Helmkamp
2012-3-9
18603
Yolo
Sacramento Valley, East Main Street (Co. Rd. 22), Woodland (parallel to I-5), 0.4 mile west of the Sacramento River
7
Comment
UCR237588
Centaurea solstitialis
George K. Helmkamp, E. A. Helmkamp
2012-3-9
18604
Yolo
Sacramento Valley, East Main Street (Co. Rd. 22), Woodland (parallel to I-5), 0.4 mile west of the Sacramento River
7
Comment
UCR237587
Raphanus sativus
George K. Helmkamp, E. A. Helmkamp
2012-3-9
18605
Yolo
Sacramento Valley, East Main Street (Co. Rd. 22), Woodland (parallel to I-5), 1.7 mile west of the Sacramento River
7
Comment
UCR237586
Bromus diandrus
George K. Helmkamp, E. A. Helmkamp
2012-3-9
18606
Yolo
Sacramento Valley, East Main Street (Co. Rd. 22), Woodland (parallel to I-5), 1.7 mile west of the Sacramento River
7
Comment
UCR237585
Senecio vulgaris
George K. Helmkamp, E. A. Helmkamp
2012-3-9
18607
Yolo
Sacramento Valley, East Main Street (Co. Rd. 22), Woodland (parallel to I-5), 1.7 mile west of the Sacramento River
7
Comment
CAS-BOT-BC304416
Salix lasiolepis
George K. Helmkamp; E. A. Helmkamp
2012-3-9
18609
Yolo
Sacramento Valley: East Main Street (Co. Rd. 22), Woodland (parallel to I-5), 1.7 mile west of the Sacramento River
7
Comment
RSA794004
Salix lasiolepis
George K. Helmkamp, E. A. Helmkamp
2012-3-9
18609
Yolo
East Main Street (Co. Rd. 22), Woodland (parallel to I-5), 1.7 mile west of the Sacramento River
7
Comment
UCR237584
Salix lasiolepis
George K. Helmkamp, E. A. Helmkamp
2012-3-9
18609
Yolo
Sacramento Valley, East Main Street (Co. Rd. 22), Woodland (parallel to I-5), 1.7 mile west of the Sacramento River
7
Comment
UCR237583
Medicago polymorpha
George K. Helmkamp, E. A. Helmkamp
2012-3-9
18610
Yolo
Sacramento Valley, East Main Street (Co. Rd. 22), Woodland (parallel to I-5), 1.7 mile west of the Sacramento River
7
Comment
SBBG128871
Salix exigua
G. K. Helmkamp, E. A. Helmkamp
2012-3-9
18611
Yolo
E Main St (Co Rd 22), Woodland (parallel to I-5), 1.7 mi W of the Sacramento River
7
Comment
UCR237582
Salix exigua
George K. Helmkamp, E. A. Helmkamp
2012-3-9
18611
Yolo
Sacramento Valley, East Main Street (Co. Rd. 22), Woodland (parallel to I-5), 1.7 mile west of the Sacramento River
7
Comment
SBBG128404
Triticum aestivum
G. K. Helmkamp, E. A. Helmkamp
2012-3-9
18612
Yolo
County Rd 16, 2.1 mi E of its jct with County Rd 102, at the area where the rd turns sharply N, ca. 4 mi NE of Woodland
17
Comment
UCR237592
Triticum aestivum
George K. Helmkamp, E. A. Helmkamp
2012-3-9
18612
Yolo
Sacramento Valley, County Road 16, 2.1 miles east of its junction with County Road 102; at the area where the road turns sharply north, c. 4 miles NE of Woodland
17
Comment
UCR237641
Capsella bursa-pastoris
George K. Helmkamp, E. A. Helmkamp
2012-3-9
18613
Yolo
Sacramento Valley, County Road 16, 2.1 miles east of its junction with County Road 102; at the area where the road turns sharply north, c. 4 miles NE of Woodland
17
Comment
UCR237638
Erodium moschatum
George K. Helmkamp, E. A. Helmkamp
2012-3-9
18614 A
Yolo
Sacramento Valley, County Road 16, 2.1 miles east of its junction with County Road 102; at the area where the road turns sharply north, c. 4 miles NE of Woodland
17
Comment
UCR237639
Erodium cicutarium
George K. Helmkamp, E. A. Helmkamp
2012-3-9
18614 B
Yolo
Sacramento Valley, County Road 16, 2.1 miles east of its junction with County Road 102; at the area where the road turns sharply north, c. 4 miles NE of Woodland
17
Comment
UCR237640
Erodium botrys
George K. Helmkamp, E. A. Helmkamp
2012-3-9
18614
Yolo
Sacramento Valley, County Road 16, 2.1 miles east of its junction with County Road 102; at the area where the road turns sharply north, c. 4 miles NE of Woodland
17
Comment
UCR237590
Raphanus sativus
George K. Helmkamp, E. A. Helmkamp
2012-3-9
18615
Yolo
Sacramento Valley, County Road 16, 2.1 miles east of its junction with County Road 102; at the area where the road turns sharply north, c. 4 miles NE of Woodland
17
Comment
UCR237589
Lamium amplexicaule
George K. Helmkamp, E. A. Helmkamp
2012-3-9
18616
Yolo
Sacramento Valley, County Road 16, 2.1 miles east of its junction with County Road 102; at the area where the road turns sharply north, c. 4 miles NE of Woodland
17
Comment
SD240962
Stellaria media
George K. Helmkamp, E. A. Helmkamp
2012-3-9
18617
Yolo
Sacramento Valley: County Road 16, 2.1 miles east of its junction with County Road 102; at the area where the road turns sharply north, c. 4 miles NE of Woodland (Grays Pond 7.5'Q)
17
Comment
UCR237642
Stellaria media
George K. Helmkamp, E. A. Helmkamp
2012-3-9
18617
Yolo
Sacramento Valley, County Road 16, 2.1 miles east of its junction with County Road 102; at the area where the road turns sharply north, c. 4 miles NE of Woodland
17
Comment
UCR237553
Plagiobothrys nothofulvus
George K. Helmkamp, E. A. Helmkamp
2012-3-9
18618
El Dorado
Northern Sierra Nevada Mountains Foothills, Tierra De Dios Drive, 0.4 mile WNW of its junction with Country Club Drive, N of Hwy 50 near Cameron Park
372
Comment
SBBG128872
Plagiobothrys nothofulvus
G. K. Helmkamp, E. A. Helmkamp
2012-3-9
18618
El Dorado
Tierra de Dios Drive, 0.4 mi WNW of its jct with Country Club Drive, N of Hwy 50 near Cameron Park
372
Comment
UCR237552
Amsinckia lycopsoides
George K. Helmkamp, E. A. Helmkamp
2012-3-9
18619
El Dorado
Northern Sierra Nevada Mountains Foothills, Tierra De Dios Drive, 0.4 mile WNW of its junction with Country Club Drive, N of Hwy 50 near Cameron Park
372
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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
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