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Specimen ID
Determination *
Collector
Collection Date
Collection Number
County
Locality
Elevation in meters
Feedback
A363588
Acer macrophyllum
C. B. Wolf
1933-5-24
4924
Unknown
W. slope Sierra Nevada. 4 8/10 mi. above pine grove on Carson Pass Highway
853
Comment
CAS-BOT-BC331649
Acer macrophyllum
Carl B. Wolf
1933-5-24
4924
Amador
West slope Sierra Nevada, 4.8 mi above Pine Grove on Carson Pass Hwy
853
Comment
RSA6182
Acer macrophyllum
Carl B. Wolf
1933-5-24
4924
Amador
4.8 miles along Pine Grove on Carson Pass Highway
854
Comment
SEINET7067449
Achillea millefolium
A. G. Vestal
1947-6-5
s.n.
Calaveras
Grade above North Fork of Makelumne River about 5.4 miles north of West Point. Coordinate datum: NAD27. UTM Zone 10, 711932mE, 4255083mN.
Comment
UCR242808
Achillea millefolium
George K. Helmkamp, E. A. Helmkamp
2011-6-17
17588
Calaveras
Northern Sierra Nevada Mountains Foothills, along CA-26, 0.1 mile south of the Amador County line at the bridge over the North Fork Mokelumne River, 1.77 mi. SE (112 deg. ) of Pioneer
652
Comment
SEINET1908661
Acmispon micranthus
G. K. Helmkamp, E. A. Helmkamp
2008-1
13423
Calaveras
Sierra Nevada Mountains Foothills: Skull Flat Road, 2.5 miles north of its junction with Winton Road, northeast of West Point.
916
Comment
CAS-BOT-BC202604
Aesculus californica
Jack Rockwell
1968-6-30
68 -444
Fresno
Highway 180, 1 1/2 miles above Barton's Flat., Sequoia National Forest
1310
Comment
SEINET7062948
Agoseris grandiflora
A. G. Vestal
1947-6-5
s.n.
Amador
About 32 miles north of West Point. UTM Zone 10, 714227mE, 4255444mN. (WGS84/NAD83).
626
Comment
UC36841
Agrostis alba
Geo. Hansen
1896-7-13
1846
Amador
meadow Sequoia Gigantea Region, Pioneer
1066
Comment
UC36844
Agrostis alba
Geo. Hansen
1896-7-13
1832
Amador
meadow Sequoia Gigantea Region, Pioneer
1066
Comment
UC36847
Agrostis alba
Geo. Hansen
1896-7-7
1796
Amador
West Point Bridge Sequoia Gigantea Region, Mokelumne River and immediate tribu (Amador and Calaveras Counties)
701
Comment
CAS-BOT-BC127514
Agrostis capillaris
Geo. Hansen
1893-7-1
604
Amador
Sequoia Region. Pioneer.
1066
Comment
UC36914
Agrostis exarata
Geo. Hansen
1896-7-13
1829
Amador
Pioneer Sequoia Gigantea Region
1066
Comment
UC36916
Agrostis exarata
Geo. Hansen
1896-7-13
1826
Amador
Pioneer Sequoia Gigantea Region
1066
Comment
UC1123708
Allophyllum divaricatum
P. L. Johannsen
1937-7-9
1210
Amador
3 mi. n.-n.w. West Point; Jackson Quad.
Comment
UC1125552
Antennaria argentea
P. L. Johannsen
1937-7-9
1245
Amador
3 mi nw West Point; Jackson Quad.
1005
Comment
UC1281105
Arctostaphylos
H. E. McMinn
1933-9-4
3267
Amador
32.9 mi from Plasse Resort at Silver Lake (toward Jackson)
Comment
UC1281107
Arctostaphylos viscida subsp. mariposa
H. E. McMinn
1933-9-4
3270
Amador
32.9 mi from Plasse Resort (at Silver Lk.) (toward Jackson)
Comment
UC1281109
Arctostaphylos viscida subsp. mariposa
H. E. McMinn
1933-9-4
3268
Amador
32.9 mi from Plasse Resort (toward Jackson); Silver Lake
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
HSC104230
Artemisia douglasiana
G. K. Helmkamp, E. A. Helmkamp
2012-11-5
20121
Amador
Sierra Nevada Mountains Foothills: Along CA-26 on the north side of the bridge over the North Fork Mokelumne River
628
Comment
UCR241321
Artemisia douglasiana
George K. Helmkamp, E. A. Helmkamp
2012-9-20
19874
Amador
Northern Sierra Nevada Mountains Foothills, along Hwy E-26 (Red Corral/West Point-Pioneer Rd.) just north of the bridge over the North Fork Mokelumne River
613
Comment
UCR252802
Artemisia douglasiana
George K. Helmkamp, Elizabeth Helmkamp
2013-8-2
22075
Amador
Northern Sierra Nevada Mountains Foothills, SE of Pioneer along CA-26, north side of North Fork Mokelumne River
628
Comment
UCR253638
Artemisia douglasiana
George K. Helmkamp, Elizabeth Helmkamp
2012-11-5
20121
Amador
Sierra Nevada Mountains Foothills, Along CA-26 on the north side of the bridge over the North Fork Mokelumne River
628
Comment
SEINET199613
Asclepias cordifolia
J. M. Tucker, C. H. Lamoureux
1958-6-1
3398
Amador
North side of Highway 88, 1.2 miles east of Pioneer (ca. 17 miles, by road, east of Jackson).
Comment
UCR197803
Athysanus pusillus
George K. Helmkamp, E. A. Helmkamp
2008-5-8
13419 A
Calaveras
Sierra Nevada Mountains Foothills, Skull Flat road, 0.4 mile north of it junction with Winton Road, northeast of West Point
823
Comment
SACT000391
Avena fatua
Josephine Van Ess
1976-3-22
Placer
Lightly shaded bank
109.8
Comment
SEINET7067461
Brodiaea elegans
A. G. Vestal
1947-6-5
s.n.
Calaveras
About 5.4 miles north of West Point near Tiger Creek Reservoir. Coordinate datum: NAD27. UTM Zone 10, 717845mE, 4257627mN.
Comment
UCR173991
Brodiaea elegans
George K. Helmkamp, Elizabeth A. Helmkamp
2006-6-29
10798
Calaveras
Northern Sierra Nevada foothills, along Calif. Hwy 26, 0.2 mile north of West Point
838
Comment
UCSB13201
Brodiaea elegans subsp. elegans
Breedlove, Dennis
1962-6-14
Amador
Along State Highway 88, 8.8 miles east of Pine Grove; Sierra Nevada
1036
Comment
UCR241320
Bromus catharticus
George K. Helmkamp, E. A. Helmkamp
2012-9-20
19875
Amador
Northern Sierra Nevada Mountains Foothills, along Hwy E-26 (Red Corral/West Point-Pioneer Rd.) just north of the bridge over the North Fork Mokelumne River
613
Comment
GH361881
Bromus orcuttianus
George Hansen
1896-7-13
1835
Unknown
Pioneer
914
Comment
RSA126896
Bromus orcuttianus
P. L. Johannsen
1937-7-9
1247
Amador
3 miles N. N. W. of West Point; Jackson
1006
Comment
UC37688
Bromus orcuttianus
Geo. Hansen
1896-7-13
1835
Amador
Sequoia Gigantea Region, Pioneer Pioneer; Sequoia Gigantea Region, Pioneer
1066
Comment
UC573953
Bromus orcuttianus
P. L. Johannsen
1937-7-9
1247
Amador
3 mi nnw of West Point
1005
Comment
SD240789
Calochortus albus
George K. Helmkamp, E. A. Helmkamp
2011-6-17
17565
Calaveras
Northern Sierra Nevada Mountains Foothills: Winton Road, 0.8 mile northeast of CA-26 at West Point (West Point 7.5'Q)
977
Comment
UCR242612
Calochortus albus
George K. Helmkamp, E. A. Helmkamp
2011-6-17
17565
Calaveras
Northern Sierra Nevada Mountains Foothills, Winton Road, 0.8 mile northeast of CA-26 at West Point
977
Comment
SEINET7067446
Calochortus luteus
A. G. Vestal
1947-6-5
s.n.
Calaveras
About 3 miles above West Point Junction. Coordinate datum: NAD27. UTM Zone 10, 714654mE, 4255393mN.
Comment
UC843682
Calochortus nudus
Carl B. Wolf
1933-5-24
Amador
11.5 mi e Pine Grove (on Carson Pass Highway, w slope of Sierra Nevada); Sierra Nevada
1219
Comment
SEINET7067460
Calochortus plummerae
A. G. Vestal
1947-6-5
s.n.
Calaveras
About 5.4 miles north of West Point near Tiger Creek Reservoir. Coordinate datum: NAD27. UTM Zone 10, 717845mE, 4257627mN.
Comment
UCR242583
Calochortus venustus
George K. Helmkamp, E. A. Helmkamp
2011-6-17
17610
Amador
Northern Sierra Nevada Mountains Foothills, junction of CA-26 and Joyce Road, northwest of the Hwy 26 bridge over North Fork Mokelumne River, 0.78 mi. SSW (187 deg. ) of Pioneer
762
Comment
UC1133367
Carex feta
P. L. Johannsen
1937-7-9
1234
Amador
3 mi nnw West Point; Jackson Quadrangle
Comment
UCR241315
Carex feta
George K. Helmkamp, E. A. Helmkamp
2012-9-20
19880
Amador
Northern Sierra Nevada Mountains Foothills, along Hwy E-26 (Red Corral/West Point-Pioneer Rd.) just north of the bridge over the North Fork Mokelumne River
613
Comment
UCR250600
Carex multicaulis
George K. Helmkamp, Mary Alice Barnes
2013-4-24
20390
Calaveras
Northern Sierra Nevada Mountains Foothills, Along CA-26 (West Point-Pioneer Rd.), at the west side of the bridge over North Fork Mokelumne River
654
Comment
SEINET7067442
Castilleja hispida subsp. brevilobata
A. G. Vestal
1947-6-5
s.n.
Amador
About 3.3 miles northeast of the junction with the road to West Point (Route 26) on Route 88. Coordinate datum: NAD27.
Comment
JEPS15133
Castilleja tenuis
B. Schreiber
1937-6-13
2410
Amador
near Buckhorn; Jackson Quad.
1066
Comment
UC615113
Castilleja tenuis
Beryl O. Schreiber
1937-6-13
2410
Amador
near Buckhorn
1066
Comment
GH349269
Ceanothus diversifolius
B. Anderson
1985-5-26
2797
Unknown
Head of Ashland Creek, off Hwy 88.
Comment
A349531
Ceanothus integerrimus
C. B. Wolf
1933-5-24
4926
Unknown
W. slope Sierra Nevada. 4 mi. above Pine Grove on Carson Pass Highway
792
Comment
SEINET4560796
Ceanothus integerrimus
George K. Helmkamp, E. A. Helmkamp
2011-1
17577
Calaveras
Northern Sierra Nevada Mountains Foothills: along Ca-26, 2.7 road miles northwest (1.7 air miles, 312 degrees) of West Point
802
Comment
UC1070770
Ceanothus integerrimus
C. M. Belshaw
1936-7-1
2407
Amador
1 mi nnw Whitmore; Jackson quad.
1127
Comment
UCR242829
Ceanothus integerrimus
George K. Helmkamp, E. A. Helmkamp
2011-6-17
17577
Calaveras
Northern Sierra Nevada Mountains Foothills, along CA-26, 2.7 road miles northwest (1.7 air miles, 312 deg. ) of West Point
802
Comment
UCR250596
Ceanothus integerrimus
George K. Helmkamp, Mary Alice Barnes
2013-4-24
20394
Calaveras
Northern Sierra Nevada Mountains Foothills, Along CA-26 (West Point-Pioneer Rd.), at the west side of the bridge over North Fork Mokelumne River
654
Comment
GH349665
Ceanothus integerrimus var. californicus
B. Anderson
1986-5-24
2995
Unknown
Head of Ashland Creek off Hwy 88.
Comment
UCR240943
Centaurea solstitialis
George K. Helmkamp, E. A. Helmkamp
2012-9-1
19740
Calaveras
Northern Sierra Nevada Mountains Foothills, along CA-26 (West Point-Pioneer Rd.) on the south side of the North Fork Mokelumne River
584
Comment
CAS-BOT-BC173161
Cerastium glomeratum
G. K. Helmkamp; E. A. Helmkamp
2008-5-8
13420
Calaveras
Sierra Nevada Mountains Foothills: Skull Flat road, 0.4 mile north of its junction with Winton Road, northeast of West Point
823
Comment
SD234869
Cerastium glomeratum
G. K. Helmkamp, E. A. Helmkamp
2008-5-8
13420
Calaveras
Sierra Nevada Mountains Foothills: Skull Flat road, 0.4 miles north of its junction with Winton Road, northeast of West Point.
822
Comment
UCR197802
Cerastium glomeratum
George K. Helmkamp, E. A. Helmkamp
2008-5-8
13420
Calaveras
Sierra Nevada Mountains Foothills, Skull Flat road, 0.4 mile north of it junction with Winton Road, northeast of West Point
823
Comment
SEINET7067454
Chamaebatia foliolosa
A. G. Vestal
1947-6-5
s.n.
Amador
About 5.4 miles north of West Point and south on Route 88. Coordinate datum: NAD27. UTM Zone 10, 711124mE, 4254504mN.
Comment
UCD15284
Chamaebatia foliolosa
Claire Warshaw
1985-5-4
10
Amador
along highway 88, 3 miles west from Amador station Gas-Groceries;
1524
Comment
UCR241317
Chamaesyce serpillifolia subsp. serpillifolia
George K. Helmkamp, E. A. Helmkamp
2012-9-20
19878
Amador
Northern Sierra Nevada Mountains Foothills, along Hwy E-26 (Red Corral/West Point-Pioneer Rd.) just north of the bridge over the North Fork Mokelumne River
613
Comment
CDA18059
Chenopodium vulvaria
R. Kerr
1999-7-21
PDR 1066606
Calaveras
Rangeland, 44 Veteran Ln, West Point.
0
Comment
SD247318
Chondrilla juncea
George K. Helmkamp, E. A. Helmkamp
2013-8-2
22074
Amador
Northern Sierra Nevada Mountains Foothills: southeast of Pioneer along CA-26, north side of North Fork Mokelumne River.
627
Comment
UCR252787
Chondrilla juncea
George K. Helmkamp, Elizabeth Helmkamp
2013-8-2
22074
Amador
Northern Sierra Nevada Mountains Foothills, SE of Pioneer along CA-26, north side of North Fork Mokelumne River
628
Comment
UCR173997
Clarkia
George K. Helmkamp, Elizabeth A. Helmkamp
2006-6-29
10802
Amador
Northern Sierra Nevada foothills, northbound along Calif. Hwy 26, 0.6 mile past the North Fork of Mokelumne River
732
Comment
SEINET7067452
Clarkia biloba subsp. australis
A. G. Vestal
1947-6-5
s.n.
Amador
About 32 miles north of West Point. Coordinate datum: NAD27.
Comment
SD241109
Clarkia biloba subsp. biloba
George K. Helmkamp, E. A. Helmkamp
2011-6-17
17598
Amador
Northern Sierra Nevada Mountains Foothills: along CA-26, 0.1 mile west pf the Calaveras Co. line at the bridge over the North Fork Mokelumne River, 1.6 me. SE (115a^z) of Pioneer (West Point 7.5'Q)
651
Comment
UCD85102
Clarkia biloba subsp. biloba
Dena Grossenbacher; Joel Smith
2009-6-20
1059
Calaveras
Along Spink Road 2.25 miles west of Main St. (in town of West Point) and 2.6 miles west of Highway 26.
763
Comment
UCR242573
Clarkia biloba subsp. biloba
George K. Helmkamp, E. A. Helmkamp
2011-6-17
17598
Amador
Northern Sierra Nevada Mountains Foothills, along CA-26, 0.1 mile west of the Calaveras Co. line at the bridge over the North Fork Mokelumne River, 1.6 mi. SE (115 deg. ) of Pioneer
652
Comment
UCR242817
Clarkia biloba subsp. biloba
George K. Helmkamp, E. A. Helmkamp
2011-6-17
17585
Calaveras
Northern Sierra Nevada Mountains Foothills, along CA-26, 0.1 mile south of the Amador County line at the bridge over the North Fork Mokelumne River, 1.77 mi. SE (112 deg. ) of Pioneer
652
Comment
UCR242822
Clarkia biloba subsp. biloba
George K. Helmkamp, E. A. Helmkamp
2011-6-17
17579
Calaveras
Northern Sierra Nevada Mountains Foothills, along CA-26, 2.7 road miles northwest (1.7 air miles, 312 deg. ) of West Point
802
Comment
UCR242624
Clarkia heterandra
George K. Helmkamp, E. A. Helmkamp
2011-6-17
17574
Calaveras
Northern Sierra Nevada Mountains Foothills, along CA-26, 2.7 road miles northwest (1.7 air miles, 312 deg. ) of West Point
802
Comment
UCD85103
Clarkia purpurea
Dena Grossenbacher; Joel Smith
2009-6-20
1060
Amador
Along Defender Grade Road 0.25 miles south from junction with Highway 88.
935
Comment
UC1122438
Clarkia rhomboidea
P. L. Johannsen
1937-7-9
1238
Amador
3 mi nnw West Point; Jackson Quadrangle
Comment
CAS-BOT-BC165716
Clarkia virgata
T. Mosquin
1959-6-30
3324
El Dorado
12.0 miles from State Highway 88 along road from Ham's Station to Fairplay
Comment
LA206105
Clarkia virgata
T. Mosquin;
1959-6-30
3324
El Dorado
12.0 mi. from State Highway 88 along road from Ham's Station to Fairplay
Comment
LA91996
Clarkia virgata
T. Mosquin;
1959-6-30
3324
El Dorado
12.0 mi. from State Highway 88 along road from Ham's Station to Fairplay
Comment
UC579668
Clarkia williamsonii
P. L. Johannsen
1937-7-9
1223
Amador
3 mi nnw West Point; Jackson Quadrangle
975
Comment
UCR174003
Clarkia williamsonii
George K. Helmkamp, Elizabeth A. Helmkamp
2006-6-29
10806
Amador
Northern Sierra Nevada foothills, northbound along Calif. Hwy 26, 0.6 mile past the North Fork of Mokelumne River
732
Comment
UCR242325
Claytonia perfoliata subsp. perfoliata
George K. Helmkamp, E. A. Helmkamp
2011-6-17
17581
Calaveras
Northern Sierra Nevada Mountains Foothills, along CA-26, 2.7 road miles northwest (1.7 air miles, 312 deg. ) of West Point
802
Comment
UC1032582
Collinsia tinctoria
C. M. Belshaw
1936-7-2
2412
Amador
2.2 mi ese of Volcano
1005
Comment
UC1032590
Collinsia tinctoria
P. L. Johannsen
1937-7-9
1224
Amador
3 mi nnw of West Point
975
Comment
RSA0013377
Collomia heterophylla
George K. Helmkamp, E. A. Helmkamp
2011-6-17
17586
Calaveras
Northern Sierra Nevada Mountains Foothills: along CA-26, 0.1 mile south of the Amador County Line at the bridge over the North Fork Mokelumne River, 1.77 mi. SE (112 degrees) of Pioneer.
652
Comment
SEINET2445709
Collomia heterophylla
George K. Helmkamp, E. A. Helmkamp
2008-5-8
13422
Calaveras
Sierra Nevada Mountains Foothills. Skull Flat Road, 2.5 miles N of its jct with Winton Road, NE of West Point. (West Point 7.5'Q.).
916
Comment
UCR197332
Collomia heterophylla
George K. Helmkamp, E. A. Helmkamp
2008-5-8
13425
Calaveras
Sierra Nevada Mountains Foothills, Skull Flat road, 0.4 mile north of it junction with Winton Road, northeast of West Point
823
Comment
UCR197804
Collomia heterophylla
George K. Helmkamp, E. A. Helmkamp
2008-5-8
13422
Calaveras
Sierra Nevada Mountains Foothills, Skull Flat Road, 2.5 miles north of its junction with Winton Road, northeast of West Point
916
Comment
UCR242574
Collomia heterophylla
George K. Helmkamp, E. A. Helmkamp
2011-6-17
17583
Calaveras
Northern Sierra Nevada Mountains Foothills, along CA-26, 2.7 road miles northwest (1.7 air miles, 312 deg. ) of West Point
802
Comment
UCR242812
Collomia heterophylla
George K. Helmkamp, E. A. Helmkamp
2011-6-17
17586
Calaveras
Northern Sierra Nevada Mountains Foothills, along CA-26, 0.1 mile south of the Amador County line at the bridge over the North Fork Mokelumne River, 1.77 mi. SE (112 deg. ) of Pioneer
652
Comment
GH381615
Comandra umbellata subsp. californica
M. A. Piehl
1959-8-2
59504
Unknown
roadbank 20 miles NE of Jackson
822
Comment
A385427
Cornus nuttallii
George Hansen
1896-5-28
1686
Unknown
Pioneer
1066
Comment
SFV8759
Cornus nuttallii
B. Venuto
1974-5-6
16
Amador
West side of State Highway 88 at its intersection with Raven Road.
854
Comment
UCD15283
Cornus nuttallii
Claire Warshaw
1985-5-4
11
Amador
along highway 88, 1 mile from intersection with Sugar Pine Lane;
1524
Comment
OBI15273
Cornus sessilis
H. E. McMinn
1936-10-24
4442
Amador
1 mi E of Barton's Flats
Comment
OBI15274
Cornus sessilis
H. E. McMinn
1936-10-24
4442
Amador
1 mi E of Barton's Flats
Comment
UC1280734
Cornus sessilis
H. E. McMinn
1936-10-24
4442
Amador
canyon 1 mi. e. Barton's Flats
Comment
UCR173999
Cotinus coggygria
George K. Helmkamp, Elizabeth A. Helmkamp
2006-6-29
10804
Amador
Northern Sierra Nevada foothills, northbound along Calif. Hwy 26, 0.6 mile past the North Fork of Mokelumne River
732
Comment
UCR241318
Cyperus eragrostis
George K. Helmkamp, E. A. Helmkamp
2012-9-20
19877
Amador
Northern Sierra Nevada Mountains Foothills, along Hwy E-26 (Red Corral/West Point-Pioneer Rd.) just north of the bridge over the North Fork Mokelumne River
613
Comment
SEINET7067440
Delphinium hansenii
A. G. Vestal
1947-6-5
s.n.
Amador
About 3 miles above the junction with West Point Road [Route 26] on Route 88. Coordinate datum: NAD27.
Comment
UCR242610
Delphinium nuttallianum
George K. Helmkamp, E. A. Helmkamp
2011-6-17
17566
Calaveras
Northern Sierra Nevada Mountains Foothills, Winton Road, 0.8 mile northeast of CA-26 at West Point
977
Comment
SJSU3297
Delphinium patens
J. C. Modin
1961-4-23
52
Calaveras
slope above Middle Fork Mokelumne R, 1.5 mi S of West Point
792
Comment
SEINET4178553
Dichelostemma volubile
George K. Helmkamp, E. A. Helmkamp
2011-6-17
17604
Amador
Northern Sierra Nevada Mountain Foothills: junction of CA-26 and Joyce Road, northwest of the Hwy 26 bridge over North Fork Mokelumne River, 0.78 mi. SSW of Pioneer.
762
Comment
UCR242315
Dichelostemma volubile
George K. Helmkamp, E. A. Helmkamp
2011-6-17
17604
Amador
Northern Sierra Nevada Mountains Foothills, junction of CA-26 and Joyce Road, northwest of the Hwy 26 bridge over North Fork Mokelumne River, 0.78 mi. SSW (187 deg. ) of Pioneer
762
Comment
UCR197529
Dudleya cymosa subsp. cymosa
George K. Helmkamp, E. A. Helmkamp
2008-5-8
13429
Amador
Sierra Nevada Mountains Foothills, along CA-26, 1.0 mile west of the Calaveras County line
709
Comment
UC1133529
Eleocharis bolanderi
P. L. Johannsen
1937-7-9
1235
Amador
3 mi NNW of West Point
975
Comment
UC1860
Eleocharis macrostachya
Geo. Hansen
1896-7-13
1851
Amador
Pioneer Sequoia Gigantea Region
1066
Comment
RSA126914
Elymus glaucus
P. L. Johannsen
1937-7-9
1214
Amador
3 miles N. N. W. of West Point; Jackson
1006
Comment
RSA129231
Elymus glaucus
G. T. Nordstrom
1936-6-10
835
Amador
5.7 miles N.N.E. of Pine Grove; Jackson
823
Comment
SEINET7067448
Elymus glaucus
A. G. Vestal
1947-6-5
s.n.
Calaveras
Grade above North Fork of Makelumne River about 5.4 miles north of West Point. Coordinate datum: NAD27. UTM Zone 10, 711932mE, 4255083mN.
Comment
SEINET4137620
Elymus glaucus subsp. glaucus
George K. Helmkamp, E. A. Helmkamp
2011-6-17
17569
Calaveras
Northern Sierra Nevada Mountain Foothills; Winton Road, 0.8 mi. NE of CA-26
977
Comment
UCR242603
Elymus glaucus subsp. glaucus
George K. Helmkamp, E. A. Helmkamp
2011-6-17
17569
Calaveras
Northern Sierra Nevada Mountains Foothills, Winton Road, 0.8 mile northeast of CA-26 at West Point
977
Comment
UC1133026
Elymus multisetus
G. T. Nordstrom
1936-6-10
836
Amador
0.6 mi sw Lockwood; Jackson Quadrangle
Comment
UC1122338
Epilobium densiflorum
P. L. Johannsen
1937-7-9
1222
Amador
3 mi nnw West Point; Jackson Quadrangle
Comment
UC193069
Epilobium densiflorum
Geo. Hansen
1896-7-28
1475
Amador
Pioneer Sequoia Gigantea Region
1066
Comment
UCR250597
Equisetum arvense
George K. Helmkamp, Mary Alice Barnes
2013-4-24
20393
Calaveras
Northern Sierra Nevada Mountains Foothills, Along CA-26 (West Point-Pioneer Rd.), at the west side of the bridge over North Fork Mokelumne River
654
Comment
UCR197807
Equisetum telmateia subsp. braunii
George K. Helmkamp, E. A. Helmkamp
2008-5-8
13421
Calaveras
Sierra Nevada Mountains Foothills, Skull Flat road, 0.4 mile north of it junction with Winton Road, northeast of West Point
823
Comment
RSA0093476
Eragrostis mexicana subsp. virescens
George K. Helmkamp, E. A. Helmkamp
2012-9-1
19743
Calaveras
Northern Sierra Nevada Mountains Foothills. along Winton Road, 1.3 miles NE of its junction with CA-26 at West Point.
966
Comment
UCR240735
Eragrostis mexicana subsp. virescens
George K. Helmkamp, E. A. Helmkamp
2012-9-1
19743
Calaveras
Northern Sierra Nevada Mountains Foothills, along Winton Road, 1.3 miles NE of its junction with CA-26 at West Point
966
Comment
UCD131310
Ericameria arborescens
G. K. Helmkamp; E. A. Helmkamp
2006-10-8
11501
Calaveras
Northern Sierra Nevada Mountains Foothills. Along Hwy CA-26, just north of West Point.
854
Comment
UCR183110
Ericameria arborescens
George K. Helmkamp, E. A. Helmkamp
2006-10-8
11501
Calaveras
Northern Sierra Nevada Mountains Foothills, along Calif. Hwy 26, just north of West Point
854
Comment
SEINET7067451
Erigeron
A. G. Vestal
1947-6-5
s.n.
Calaveras
About 5.5 miles north of West Point. Coordinate datum: NAD27. UTM Zone 10, 711850mE, 4255088mN.
Comment
UCR240761
Erigeron canadensis
George K. Helmkamp, E. A. Helmkamp
2012-9-1
19742
Calaveras
Northern Sierra Nevada Mountains Foothills, along CA-26 (West Point-Pioneer Rd.) on the south side of the North Fork Mokelumne River
584
Comment
UC1118158
Erigeron inornatus var. inornatus
C. M. Belshaw
1936-7-2
2411
Amador
2.2 mi ese of Volcano; Jackson Quadrangle
1005
Comment
UC579667
Erigeron inornatus var. inornatus
P. L. Johannsen
1937-7-9
1212
Amador
3 mi nnw West Point; Jackson Quadrangle
1005
Comment
UCR253064
Eriogonum nudum var. deductum
George K. Helmkamp, Elizabeth Helmkamp
2013-8-2
22076
Amador
Northern Sierra Nevada Mountains Foothills, SE of Pioneer along CA-26, north side of North Fork Mokelumne River
628
Comment
UC1032203
Eriogonum nudum var. pubiflorum
P. L. Johannsen
1937-7-9
1209
Amador
3 mi nnw West Point; Jackson Quadrangle
Comment
SD243183
Eriogonum roseum
George K. Helmkamp, E. A. Helmkamp
2011-9-16
18300
Amador
Northern Sierra Nevada Mountains Foothills: along CA-26 (Red Corral Rd.), 2.2 miles north of the crossing over North Fork Mokelumne River, 1 mile SSE (159a^z) of Pioneer.
762
Comment
SEINET4560787
Eriogonum roseum
George K. Helmkamp, E. A. Helmkamp
2011-1
18300
Amador
Northern Sierra Nevada Mountains Foothills: along CA-26 (Red Corral Rd.), 2.2 miles north of the crossing over North Fork Mokelumne River, 1 mile SSE (159 degrees) of Pioneer.
762
Comment
UC1032306
Eriogonum roseum
P. L. Johannsen
1937-7-16
1256
Amador
2 1/2 mi nw Whitmore; Jackson Quadrangle
Comment
UCR233371
Eriogonum roseum
George K. Helmkamp, E. A. Helmkamp
2011-9-16
18300
Amador
Northern Sierra Nevada Mountains Foothills, along CA-26 (Red Corral Rd.), 2.2 miles north of the crossing over North Fork Mokelumne River, 1 mile SSE (159 deg. ) of Pioneer
762
Comment
UCR173804
Eriophyllum lanatum var. achilleoides
George K. Helmkamp, Elizabeth A. Helmkamp
2006-6-29
10808
Amador
Northern Sierra Nevada foothills, northbound along Calif. Hwy 26, 0.6 mile past the North Fork of Mokelumne River
732
Comment
UCR242604
Eriophyllum lanatum var. achilleoides
George K. Helmkamp, E. A. Helmkamp
2011-6-17
17568
Calaveras
Northern Sierra Nevada Mountains Foothills, Winton Road, 0.8 mile northeast of CA-26 at West Point
977
Comment
SEINET7067455
Eriophyllum lanatum var. croceum
A. G. Vestal
1947-6-5
s.n.
Amador
About 5.4 miles north of West Point and south on Route 88. Coordinate datum: NAD27. UTM Zone 10, 711124mE, 4254504mN.
Comment
SEINET7067457
Eriophyllum lanatum var. croceum
A. G. Vestal
1947-6-5
s.n.
Amador
About 3.3 miles above West Point and south on Route 88. Coordinate datum: NAD27. UTM Zone 10, 714390mE, 4255307mN.
Comment
SD247506
Erythranthe cardinalis
George K. Helmkamp, Elizabeth A. Helmkamp
2013-8-2
22071
Amador
Northern Sierra Nevada Mountains Foothills: SE of Pioneer along CA-26, north side of North Fork Mokelumne River (Weset Point 7.5'Q)
627
Comment
UCR240700
Euphorbia maculata
George K. Helmkamp, E. A. Helmkamp
2012-9-1
19745
Calaveras
Northern Sierra Nevada Mountains Foothills, along Winton Road, 1.3 miles NE of its junction with CA-26 at West Point
966
Comment
CAS-BOT-BC438820
Euphorbia oblongata
George K. Helmkamp; Mary Alice Barnes
2013-4-24
20387
Amador
Northern Sierra Nevada Mountains Foothills: Along CA-26 (Red Corral/West Point-Pioneer Rd.), 0.7 mile west of the crossing over North Fork Mokelumne River.
704
Comment
RSA0035670
Euphorbia oblongata
George K. Helmkamp, Mary Alice Barnes
2013-4-24
20387
Amador
Along CA-26 (Red Corral/West Point-Pioneer Rd.), 0.7 mile west of the crossing over North Fork Mokelumne River
704
Comment
RSA725740
Euphorbia oblongata
George K. Helmkamp, E. A. Helmkamp
2006-10-8
11500
Amador
Northern Sierra Nevada Mountains Foothills: along Hwy CA-26, 0.6 mile west of North Fork of the Mokelumne River.
732
Comment
SD240986
Euphorbia oblongata
George K. Helmkamp, E. A. Helmkamp
2011-6-17
17564
Calaveras
Northern Sierra Nevada Mountains Foothills: Winton Road, 0.8 mil northeast of CA-26 at West Point (West Point 7.5'Q)
977
Comment
UCD142414
Euphorbia oblongata
G. K. Helmkamp; E. A. Helmkamp
2006-10-8
11500
Amador
Northern Sierra Nevada Mountains Foothills; along Hwy CA-26; 0.6 mile west of North Fork of the Mokelumne River.
732
Comment
UCR173998
Euphorbia oblongata
George K. Helmkamp, Elizabeth A. Helmkamp
2006-6-29
10807
Amador
Northern Sierra Nevada foothills, northbound along Calif. Hwy 26, 0.6 mile past the North Fork of Mokelumne River
732
Comment
UCR182300
Euphorbia oblongata
George K. Helmkamp, E. A. Helmkamp
2006-10-8
11500
Amador
Northern Sierra Nevada Mountains Foothills, along Calif. Hwy 26, 0.6 mile west of North Fork of the Mokelumne River
732
Comment
UCR240713
Euphorbia oblongata
George K. Helmkamp, E. A. Helmkamp
2012-9-1
19739
Calaveras
Northern Sierra Nevada Mountains Foothills, along CA-26 (West Point-Pioneer Rd.) on the south side of the North Fork Mokelumne River
584
Comment
UCR242614
Euphorbia oblongata
George K. Helmkamp, E. A. Helmkamp
2011-6-17
17563
Calaveras
Northern Sierra Nevada Mountains Foothills, Winton Road, 0.8 mile northeast of CA-26 at West Point
977
Comment
UCR250642
Euphorbia oblongata
George K. Helmkamp, Mary Alice Barnes
2013-4-24
20387
Amador
Northern Sierra Nevada Mountains Foothills, Along CA-26 (Red Corral/West Point-Pioneer Rd.), 0.7 mile west of the crossing over North Fork Mokelumne River
704
Comment
CAS-BOT-BC520338
Euphorbia serpillifolia subsp. serpillifolia
George K. Helmkamp; E. A. Helmkamp
2012-9-20
19878
Amador
Northern Sierra Nevada Mountains Foothills: along Hwy E-26 (Red Corral/West Point-Pioneer Rd) just N of the bridge over the North Fork Mokelumne River
612
Comment
UCR242572
Filago gallica
George K. Helmkamp, E. A. Helmkamp
2011-6-17
17599
Amador
Northern Sierra Nevada Mountains Foothills, along CA-26, 0.1 mile west of the Calaveras Co. line at the bridge over the North Fork Mokelumne River, 1.6 mi. SE (115 deg. ) of Pioneer
652
Comment
CAS-BOT-BC53822
Frangula rubra
Carl B. Wolf
1933-5-24
4925
Amador
W. slope Sierra Nevada. 4 8/10 mi. above pine grove on Carson Pass Highway
853
Comment
SEINET208832
Frasera albicaulis subsp. nitida
Inocent Onwueme
1966-5-17
48
El Dorado
Pine Hill, ca. 3 miles west of Rescue
610
Comment
UCR250598
Galium aparine
George K. Helmkamp, Mary Alice Barnes
2013-4-24
20392
Calaveras
Northern Sierra Nevada Mountains Foothills, Along CA-26 (West Point-Pioneer Rd.), at the west side of the bridge over North Fork Mokelumne River
654
Comment
UC903099
Galium bolanderi
Ethel Crum
1937-6-13
1937
Amador
19 mi ne Jackson; Sierra Nevada, Buckhorn Lodge
914
Comment
UCR242311
Galium parisiense
George K. Helmkamp, E. A. Helmkamp
2011-6-17
17592
Calaveras
Northern Sierra Nevada Mountains Foothills, along CA-26, 0.1 mile south of the Amador County line at the bridge over the North Fork Mokelumne River, 1.77 mi. SE (112 deg. ) of Pioneer
652
Comment
UCR242313
Genista monspessulana
George K. Helmkamp, E. A. Helmkamp
2011-6-17
17606
Amador
Northern Sierra Nevada Mountains Foothills, junction of CA-26 and Joyce Road, northwest of the Hwy 26 bridge over North Fork Mokelumne River, 0.78 mi. SSW (187 deg. ) of Pioneer
762
Comment
UCR250607
Geranium carolinianum
George K. Helmkamp, Mary Alice Barnes
2013-4-24
20380
Amador
Northern Sierra Nevada Mountains Foothills, Along CA-26 (Red Corral/West Point-Pioneer Rd.), 2.8 miles southeast of its junction with CA-88
905
Comment
UCR197527
Geranium dissectum
George K. Helmkamp, E. A. Helmkamp
2008-5-8
13417
Calaveras
Sierra Nevada Mountains Foothills, Skull Flat road, 0.4 mile north of it junction with Winton Road, northeast of West Point
823
Comment
UCR242584
Geranium dissectum
George K. Helmkamp, E. A. Helmkamp
2011-6-17
17609
Amador
Northern Sierra Nevada Mountains Foothills, junction of CA-26 and Joyce Road, northwest of the Hwy 26 bridge over North Fork Mokelumne River, 0.78 mi. SSW (187 deg. ) of Pioneer
762
Comment
UC1123735
Gilia capitata subsp. mediomontana
P. L. Johannsen
1937-7-9
1241
Amador
3 mi nnw West Point; Jackson Quadrangle
Comment
RSA0013381
Gilia capitata subsp. pedemontana
George K. Helmkamp, E. A. Helmkamp
2011-6-17
17594
Amador
along CA-26, 0.1 mile west of the Calaveras Co. line at the bridge over the North Fork Mokelumne Rive 1.77 mi. SE (112 degrees) of Pioneer
652
Comment
RSA0013382
Gilia capitata subsp. pedemontana
George K. Helmkamp, E. A. Helmkamp
2011-6-17
17602
Amador
along CA-26, 0.1 mile west of the Calaveras Co. line at the bridge over the North Fork Mokelumne Rive 1.6 mi. SE (115 degrees) of Pioneer.
652
Comment
SBBG122309
Gilia capitata subsp. pedemontana
G. K. Helmkamp with E. A. Helmkamp
2008-5-8
13426
Amador
St Hwy 26, 1 mi W of Calaveras County line
709
Comment
SEINET11266298
Gilia capitata subsp. pedemontana
George Helmkamp, E. A. Helmkamp
2011-6-17
17594
Calaveras
Northern Sierra Nevada Mountains Foothills: along CA-26, 0.1 mile south of the Amador County line at the bridge over the North Fork Mokelumne River, 1.77 mi SE (1221/4) of Pioneer (West Point 7.5' Q.); 0
652
Comment
UCR197333
Gilia capitata subsp. pedemontana
George K. Helmkamp, E. A. Helmkamp
2008-5-8
13426
Amador
Sierra Nevada Mountains Foothills, along CA-26, 1.0 mile west of the Calaveras County line
709
Comment
UCR242317
Gilia capitata subsp. pedemontana
George K. Helmkamp, E. A. Helmkamp
2011-6-17
17602
Amador
Northern Sierra Nevada Mountains Foothills, along CA-26, 0.1 mile west of the Calaveras Co. line at the bridge over the North Fork Mokelumne River, 1.6 mi. SE (115 deg. ) of Pioneer
652
Comment
UCR242321
Gilia capitata subsp. pedemontana
George K. Helmkamp, E. A. Helmkamp
2011-6-17
17594
Calaveras
Northern Sierra Nevada Mountains Foothills, along CA-26, 0.1 mile south of the Amador County line at the bridge over the North Fork Mokelumne River, 1.77 mi. SE (112 deg. ) of Pioneer
652
Comment
UCD132553
Grindelia camporum
G. K. Helmkamp; Elizabeth A. Helmkamp
2006-6-29
10809
Amador
Northern Sierra Nevada: northbound along Highway CA-26, 0.6 mile past the North Fork of Mokelumne River.
732
Comment
CAS-BOT-BC305292
Grindelia hirsutula
D. E. Breedlove
1962-6-14
3672
Amador
Along State Highway 88, 7.6 miles east of Pine Grove; Sierra Nevada
944
Comment
CAS-BOT-BC305299
Grindelia hirsutula
D. E. Breedlove
1962-6-14
3672
Amador
Along State Highway 88, 7.6 miles east of Pine Grove; Sierra Nevada
944
Comment
UC1118579
Grindelia hirsutula
P. L. Johannsen
1937-7-9
1211
Amador
3 mi nnw West Point; Jackson Quad.
Comment
UCR174004
Grindelia hirsutula var. davyi
George K. Helmkamp, Elizabeth A. Helmkamp
2006-6-29
10809
Amador
Northern Sierra Nevada foothills, northbound along Calif. Hwy 26, 0.6 mile past the North Fork of Mokelumne River
732
Comment
SEINET7067450
Grindelia hirsutula var. hirsutula
A. G. Vestal
1947-6-5
s.n.
Calaveras
About 5.5 miles north of West Point. Coordinate datum: NAD27. UTM Zone 10, 711850mE, 4255088mN.
Comment
CAS-BOT-BC314958
Hemizonella minima
D. E. Breedlove
1962-6-14
3659
Amador
Along State Highway 88, 10 miles east of Pine Grove, Sierra Nevada
1005
Comment
UCSB16046
Hemizonella minima
Breedlove, Dennis
1962-6-14
Amador
Along State Highway 88, 10 miles east of Pine Grove; Sierra Nevada
1005
Comment
UC1130233
Hesperolinon micranthum
P. L. Johannsen
1937-7-9
1240
Amador
3 mi nnw West Point; Jackson Quad.
1005
Comment
UC1130234
Hesperolinon micranthum
C. M. Belshaw
1936-7-2
2409
Amador
2.2 mi ese Volcano; Jackson Quad.
1005
Comment
SEINET4178548
Heteromeles arbutifolia
George K. Helmkamp, E. A. Helmkamp
2011-6-17
17603
Amador
Northern Sierra Nevada Mountains Foothills: along CA-26, 0.1 mile west of the Calaveras Co. line at the bridge over the North Fork Mokelumne River, 1.6 mi. SE of Pioneer.
652
Comment
UCR240716
Heteromeles arbutifolia
George K. Helmkamp, E. A. Helmkamp
2012-9-1
19737
Calaveras
Northern Sierra Nevada Mountains Foothills, along CA-26 (West Point-Pioneer Rd.) on the south side of the North Fork Mokelumne River
584
Comment
UCR242316
Heteromeles arbutifolia
George K. Helmkamp, E. A. Helmkamp
2011-6-17
17603
Amador
Northern Sierra Nevada Mountains Foothills, along CA-26, 0.1 mile west of the Calaveras Co. line at the bridge over the North Fork Mokelumne River, 1.6 mi. SE (115 deg. ) of Pioneer
652
Comment
UC1129903
Hoita orbicularis
P. L. Johannsen
1937-7-9
1230
Amador
3 mi nnw West Point; Jackson Quadrangle
Comment
UCR242650
Holcus lanatus
George K. Helmkamp, E. A. Helmkamp
2011-6-17
17572
Calaveras
Northern Sierra Nevada Mountains Foothills, Winton Road, 0.8 mile northeast of CA-26 at West Point
977
Comment
SEINET4178602
Hordeum marinum
George K. Helmkamp, E. A. Helmkamp
2011-6-17
17573
Calaveras
Northern Sierra Nevada Mountains Foothills: Winton Road, 0.8 mile northeast of CA-26 at Westpoint.
977
Comment
UCR242648
Hordeum marinum subsp. gussoneanum
George K. Helmkamp, E. A. Helmkamp
2011-6-17
17573
Calaveras
Northern Sierra Nevada Mountains Foothills, Winton Road, 0.8 mile northeast of CA-26 at West Point
977
Comment
SEINET7067453
Hypericum concinnum
A. G. Vestal
1947-6-5
s.n.
Amador
About 5.4 miles north of West Point and south on Route 88. Coordinate datum: NAD27. UTM Zone 10, 711124mE, 4254504mN.
Comment
CAS-BOT-BC340237
Jensia rammii
D. E. Breedlove
1962-6-14
3660
Amador
Along State Highway 88, 10 miles east of Pine Grove; Sierra Nevada
1005
Comment
UCSB16043
Jensia rammii
Breedlove, Dennis
1962-6-14
Amador
Along State Highway 88, 10 miles east of Pine Grove; Sierra Nevada
1005
Comment
UCR250599
Juncus effusus
George K. Helmkamp, Mary Alice Barnes
2013-4-24
20391
Calaveras
Northern Sierra Nevada Mountains Foothills, Along CA-26 (West Point-Pioneer Rd.), at the west side of the bridge over North Fork Mokelumne River
654
Comment
UCR174196
Juncus effusus var. exiguus
George K. Helmkamp, Elizabeth A. Helmkamp
2006-6-29
10801
Calaveras
Northern Sierra Nevada foothills, along Calif. Hwy 26, 0.2 mile north of West Point
838
Comment
UCR241319
Juncus oxymeris
George K. Helmkamp, E. A. Helmkamp
2012-9-20
19876
Amador
Northern Sierra Nevada Mountains Foothills, along Hwy E-26 (Red Corral/West Point-Pioneer Rd.) just north of the bridge over the North Fork Mokelumne River
613
Comment
UCR252803
Juncus oxymeris
George K. Helmkamp, Elizabeth Helmkamp
2013-8-2
22073
Amador
Northern Sierra Nevada Mountains Foothills, SE of Pioneer along CA-26, north side of North Fork Mokelumne River
628
Comment
UCR253597
Juncus oxymeris
George K. Helmkamp, Elizabeth Helmkamp
2012-11-5
20119
Amador
Sierra Nevada Mountains Foothills, Along CA-26 on the north side of the bridge over the North Fork Mokelumne River
628
Comment
UCR242324
Keckiella breviflora subsp. breviflora
George K. Helmkamp, E. A. Helmkamp
2011-6-17
17597
Calaveras
Northern Sierra Nevada Mountains Foothills, along CA-26, 0.1 mile south of the Amador County line at the bridge over the North Fork Mokelumne River, 1.77 mi. SE (112 deg. ) of Pioneer
652
Comment
UCR233378
Lactuca saligna
George K. Helmkamp, E. A. Helmkamp
2011-9-16
18299
Amador
Northern Sierra Nevada Mountains Foothills, along CA-26 (Red Corral Rd.), 2.2 miles north of the crossing over North Fork Mokelumne River, 1 mile SSE (159 deg. ) of Pioneer
762
Comment
RSA0013375
Lathyrus latifolius
George K. Helmkamp, E. A. Helmkamp
2011-6-17
17589
Calaveras
Northern Sierra Nevada Mountains Foothills: along CA-26, 0.1 mile south of the Amador County Line at the bridge over the North Fork Mokelumne River, 1.77 mi. SE (112 degrees) of Pioneer.
652
Comment
UCR242805
Lathyrus latifolius
George K. Helmkamp, E. A. Helmkamp
2011-6-17
17589
Calaveras
Northern Sierra Nevada Mountains Foothills, along CA-26, 0.1 mile south of the Amador County line at the bridge over the North Fork Mokelumne River, 1.77 mi. SE (112 deg. ) of Pioneer
652
Comment
UCR198560
Lepidium campestre
George K. Helmkamp, E. A. Helmkamp
2008-5-4
13381
Amador
Sierra Nevada Mountains, Barton, c. 15 miles (air) NE of Jackson, at the junction of Tiger Creek Road and Black Prince Road, 0.6 mil east of the junction of Tiger Creek Road with CA-88
936
Comment
RSA0093477
Lessingia leptoclada
George K. Helmkamp, E. A. Helmkamp
2012-9-1
19741
Calaveras
Northern Sierra Nevada Mountains Foothills. along CA-26 (West Point-Pioneer Rd.) on the south side of the North Fork Mokelumne River.
584
Comment
SD260186
Lessingia leptoclada
George K. Helmkamp, E. A. Helmkamp
2012-9-1
19741
Calaveras
Nothern Sierra Nevada Mountains Foothills: along CA-26 (West Point-Pioneer Rd.) on the south side of the North Fork Mokelumne River.
584
Comment
UC194248
Lessingia leptoclada
Geo. Hansen
1895-7-28
781
Amador
Pioneer Sequoia Gigantea Region
1066
Comment
UCR240942
Lessingia leptoclada
George K. Helmkamp, E. A. Helmkamp
2012-9-1
19741
Calaveras
Northern Sierra Nevada Mountains Foothills, along CA-26 (West Point-Pioneer Rd.) on the south side of the North Fork Mokelumne River
584
Comment
SEINET3238912
Limnanthes alba subsp. alba
George K. Helmkamp, E. A. Helmkamp
2008-5-4
13379
Amador
Sierra Nevada Mountains; Barton, c. 15 miles (air) NE of Jackson, at the junction of Tiger Creek Road and Black Prince Road, 0.6 mil east of the junction of Tiger Creek Road with CA-88.
936
Comment
UCR198489
Limnanthes alba subsp. alba
George K. Helmkamp, E. A. Helmkamp
2008-5-4
13379
Amador
Sierra Nevada Mountains, Barton, c. 15 miles (air) NE of Jackson, at the junction of Tiger Creek Road and Black Prince Road, 0.6 mil east of the junction of Tiger Creek Road with CA-88
936
Comment
SEINET7067443
Linanthus bicolor
A. G. Vestal
1947-6-5
s.n.
Amador
About 3.3 miles northeast of the junction with the road to West Point (Route 26) on Route 88. Coordinate datum: NAD27.
Comment
UCR198547
Linanthus bicolor
George K. Helmkamp, E. A. Helmkamp
2008-5-4
13377
Amador
Sierra Nevada Mountains, Barton, c. 15 miles (air) NE of Jackson, at the junction of Tiger Creek Road and Black Prince Road, 0.6 mil east of the junction of Tiger Creek Road with CA-88
936
Comment
SEINET3828500
Lonicera hispidula var. vacillans
George K. Helmkamp
2010-1
16989
Amador
Northern Sierra nevada Mountains Foothills: Shake Ridge Road, 0.8 mile southwest of its junction with Fiddletown Road, 3.5 miles NE (32 degrees) of Volcano (West Point)
Comment
UCR230716
Lonicera hispidula var. vacillans
George K. Helmkamp, E. A. Helmkamp
2010-10-1
16989
Amador
Northern Sierra Nevada Mountains Foothills, Shake Ridge Road, 0.8 mile southwest of its junction with Fiddletown Road, 3.5 miles NE (32 deg. ) of Volcano
976
Comment
UCD137356
Lonicera japonica
R. Koch
1996-6-1
7
Placer
KOA Campground, off Highway 50, by Placerville.
566
Comment
JEPS21825
Lotus incanus
Robert L. Fry
1958-4
68
Amador
6 mi w Cooks Station (on State Highway 88)
1219
Comment
RSA752662
Lotus micranthus
George K. Helmkamp, E. A. Helmkamp
2008-5-8
13423
Calaveras
Skull Flat Road, 2.5 miles north of its junction with Winton Road, northeast of West Point
916
Comment
UCR197507
Lotus micranthus
George K. Helmkamp, E. A. Helmkamp
2008-5-8
13423
Calaveras
Sierra Nevada Mountains Foothills, Skull Flat Road, 2.5 miles north of its junction with Winton Road, northeast of West Point
916
Comment
UCR242801
Lotus micranthus
George K. Helmkamp, E. A. Helmkamp
2011-6-17
17591
Calaveras
Northern Sierra Nevada Mountains Foothills, along CA-26, 0.1 mile south of the Amador County line at the bridge over the North Fork Mokelumne River, 1.77 mi. SE (112 deg. ) of Pioneer
652
Comment
RSA0035671
Lupinus albifrons var. albifrons
George K. Helmkamp, Mary Alice Barnes
2013-4-24
20385
Amador
Along CA-26 (Red Corral/West Point-Pioneer Rd.), 2.8 miles southeast of its junction with CA-88
905
Comment
UCR250644
Lupinus albifrons var. albifrons
George K. Helmkamp, Mary Alice Barnes
2013-4-24
20385
Amador
Northern Sierra Nevada Mountains Foothills, Along CA-26 (Red Corral/West Point-Pioneer Rd.), 2.8 miles southeast of its junction with CA-88
905
Comment
CAS-BOT-BC196034
Lupinus albifrons var. collinus
G. K. Helmkamp; E. A. Helmkamp
2008-5-8
13430
Amador
Sierra Nevada Mountains Foothills: along CA-26, 1.0 mile west of the Calaveras County line
709
Comment
UCR197813
Lupinus albifrons var. collinus
George K. Helmkamp, E. A. Helmkamp
2008-5-8
13430
Amador
Sierra Nevada Mountains Foothills, along CA-26, 1.0 mile west of the Calaveras County line
709
Comment
UCR242571
Lupinus albifrons var. collinus
George K. Helmkamp, E. A. Helmkamp
2011-6-17
17600
Amador
Northern Sierra Nevada Mountains Foothills, along CA-26, 0.1 mile west of the Calaveras Co. line at the bridge over the North Fork Mokelumne River, 1.6 mi. SE (115 deg. ) of Pioneer
652
Comment
UCR250643
Lupinus albifrons var. collinus
George K. Helmkamp, Mary Alice Barnes
2013-4-24
20386
Amador
Northern Sierra Nevada Mountains Foothills, Along CA-26 (Red Corral/West Point-Pioneer Rd.), 2.8 miles southeast of its junction with CA-88
905
Comment
SBBG122295
Lupinus bicolor
G. K. Helmkamp, E. A. Helmkamp
2008-5-8
13427
Amador
Hwy 26, 1 mi W of the Calaveras County line
1000
Comment
SEINET3258016
Lupinus bicolor
George K. Helmkamp, E. A. Helmkamp
2008-5-4
13376
Amador
Sierra Nevada Mountains; Barton, c. 15 miles (air) NE of Jackson, at the junction of Tiger Creek Road and Black Prince Road, 0.6 mil east of the junction of Tiger Creek Road with CA-88.
936
Comment
UCR198487
Lupinus bicolor
George K. Helmkamp, E. A. Helmkamp
2008-5-4
13376
Amador
Sierra Nevada Mountains, Barton, c. 15 miles (air) NE of Jackson, at the junction of Tiger Creek Road and Black Prince Road, 0.6 mil east of the junction of Tiger Creek Road with CA-88
936
Comment
UCR242819
Lupinus bicolor
George K. Helmkamp, E. A. Helmkamp
2011-6-17
17584
Calaveras
Northern Sierra Nevada Mountains Foothills, along CA-26, 0.1 mile south of the Amador County line at the bridge over the North Fork Mokelumne River, 1.77 mi. SE (112 deg. ) of Pioneer
652
Comment
UCR250605
Lupinus bicolor
George K. Helmkamp, Mary Alice Barnes
2013-4-24
20382
Amador
Northern Sierra Nevada Mountains Foothills, Along CA-26 (Red Corral/West Point-Pioneer Rd.), 2.8 miles southeast of its junction with CA-88
905
Comment
SEINET13198367
Lupinus latifolius
A. G. Vestal
1963-5-28
s.n.
Calaveras
Comment
SEINET4178541
Lupinus microcarpus
George K. Helmkamp, E. A. Helmkamp
2011-6-17
17605
Amador
Northern Sierra Nevada Mountains Foothills: junction of CA-26 and Joyce Road, northwest of the Hwy 26 bridge over North Fork Mokelumne River, 0.78 mile SSW of Pioneer.
762
Comment
UCR197347
Lupinus microcarpus var. densiflorus
George K. Helmkamp, E. A. Helmkamp
2008-5-8
13427
Amador
Sierra Nevada Mountains Foothills, along CA-26, 1.0 mile west of the Calaveras County line
709
Comment
UCR242314
Lupinus microcarpus var. densiflorus
George K. Helmkamp, E. A. Helmkamp
2011-6-17
17605
Amador
Northern Sierra Nevada Mountains Foothills, junction of CA-26 and Joyce Road, northwest of the Hwy 26 bridge over North Fork Mokelumne River, 0.78 mi. SSW (187 deg. ) of Pioneer
762
Comment
UCR197817
Lupinus nanus
George K. Helmkamp, E. A. Helmkamp
2008-5-8
13419
Calaveras
Sierra Nevada Mountains Foothills, Skull Flat road, 0.4 mile north of it junction with Winton Road, northeast of West Point
823
Comment
UCSB16039
Lupinus nanus
Breedlove, Dennis
1962-6-14
Amador
Along State Highway 88, 10 miles east of Pine Grove; Sierra Nevada
1005
Comment
UCR197506
Luzula comosa
George K. Helmkamp, E. A. Helmkamp
2008-5-8
13424
Calaveras
Sierra Nevada Mountains Foothills, Skull Flat Road, 2.5 miles north of its junction with Winton Road, northeast of West Point
916
Comment
UCR252804
Lythrum californicum
George K. Helmkamp, Elizabeth Helmkamp
2013-8-2
22072
Amador
Northern Sierra Nevada Mountains Foothills, SE of Pioneer along CA-26, north side of North Fork Mokelumne River
628
Comment
UCD103037
Lythrum hyssopifolia
G. K. Helmkamp; Elizabeth A. Helmkamp
2006-6-29
10800
Calaveras
Northern Sierra Nevada foothills. Along Hwy CA-26, 0.2 mile N of West Point.
838
Comment
UCR173994
Lythrum hyssopifolia
George K. Helmkamp, Elizabeth A. Helmkamp
2006-6-29
10800
Calaveras
Northern Sierra Nevada foothills, along Calif. Hwy 26, 0.2 mile north of West Point
838
Comment
UCR241316
Lythrum hyssopifolia
George K. Helmkamp, E. A. Helmkamp
2012-9-20
19879
Amador
Northern Sierra Nevada Mountains Foothills, along Hwy E-26 (Red Corral/West Point-Pioneer Rd.) just north of the bridge over the North Fork Mokelumne River
613
Comment
CAS-BOT-BC342569
Madia
G. K. Helmkamp; E. A. Helmkamp
2008-5-4
13380
Amador
Sierra Nevada Mountains: Barton, c. 15 miles (air) NE of Jackson, at the junction of Tiger Creek Road and Black Prince Road, 0.6 mile east of the junction of Tiger Creek Road with CA-88
936
Comment
SEINET3238913
Madia
George K. Helmkamp, E. A. Helmkamp
2008-5-4
13380
Amador
Sierra Nevada Mountains; Barton, c. 15 miles (air) NE of Jackson, at the junction of Tiger Creek Road and Black Prince Road, 0.6 mil east of the junction of Tiger Creek Road with CA-88.
936
Comment
UCR198490
Madia
George K. Helmkamp, E. A. Helmkamp
2008-5-4
13380
Amador
Sierra Nevada Mountains, Barton, c. 15 miles (air) NE of Jackson, at the junction of Tiger Creek Road and Black Prince Road, 0.6 mil east of the junction of Tiger Creek Road with CA-88
936
Comment
SEINET7072973
Madia elegans
A. G. Vestal
1963-5-28
s.n.
Amador
Barton Meadow about 19 miles east-northeast of Jackson and Route 49 on Route 88. UTM Zone 10, 715691mE, 4259142mN. Coordinate datum: NAD27).
Comment
UC1069860
Madia elegans
P. L. Johannsen
1937-7-9
1225
Amador
3 mi nnw West Point; Jackson Quadrangle
Comment
CAS-BOT-BC518739
Madia elegans subsp. densifolia
George K. Helmkamp; E. A. Helmkamp
2012-9-1
19739
Calaveras
Northern Sierra Nevada Mountain Foothills: along CA-26 (West Point-Pioneer Rd) on the S side of the North Fork Mokelumne River
584
Comment
UCR240714
Madia elegans subsp. elegans
George K. Helmkamp, E. A. Helmkamp
2012-9-1
19738
Calaveras
Northern Sierra Nevada Mountains Foothills, along CA-26 (West Point-Pioneer Rd.) on the south side of the North Fork Mokelumne River
584
Comment
SEINET4178613
Madia gracilis
George K. Helmkamp, E. A. Helmkamp
2011-6-17
17582
Calaveras
Northern Sierra Nevada Mountains Foothills: along CA-26, 2.7 road miles northwest of West Point.
802
Comment
UC2044597
Madia gracilis
George K. Helmkamp with E. A. Helmkamp
2011-6-17
17582
Calaveras
Northern Sierra Nevada Mountains Foothills along CA-26, 2.7 road miles northwest (1.7 air miles, 312 deg. ) of West Point. (West Point 7.5' Q.)
Comment
UC2044625
Madia gracilis
George K. Helmkamp with E. A. Helmkamp
2011-6-17
17570
Calaveras
Northern Sierra Nevada Mountains Foothills Winton Road, 0.8 mile northeast of CA-26 at West Point. (West Point 7.5' Q.)
Comment
UCR242601
Madia gracilis
George K. Helmkamp, E. A. Helmkamp
2011-6-17
17570
Calaveras
Northern Sierra Nevada Mountains Foothills, Winton Road, 0.8 mile northeast of CA-26 at West Point
977
Comment
UCR242623
Madia gracilis
George K. Helmkamp, E. A. Helmkamp
2011-6-17
17582
Calaveras
Northern Sierra Nevada Mountains Foothills, along CA-26, 2.7 road miles northwest (1.7 air miles, 312 deg. ) of West Point
802
Comment
OBI12361
Malacothamnus fremontii
H. E. McMinn
1937-8-4
5037
Amador
Kit Carson hwy, between Pine Grove and Cooks Station
Comment
UC1280814
Malacothamnus fremontii
H. E. McMinn
1937-8-4
5037
Amador
between Pine Grove Cook's Station; Kit Carwon Highway
Comment
UCR242585
Medicago polymorpha
George K. Helmkamp, E. A. Helmkamp
2011-6-17
17608
Amador
Northern Sierra Nevada Mountains Foothills, junction of CA-26 and Joyce Road, northwest of the Hwy 26 bridge over North Fork Mokelumne River, 0.78 mi. SSW (187 deg. ) of Pioneer
762
Comment
UCR250049
Medicago polymorpha
George K. Helmkamp, Mary Alice Barnes
2013-4-24
20383
Amador
Northern Sierra Nevada Mountains Foothills, Along CA-26 (Red Corral/West Point-Pioneer Rd.), 2.8 miles southeast of its junction with CA-88
905
Comment
UC38817
Melica aristata
Geo. Hansen
1896-7-13
1849
Amador
Pioneer; Sequoia Gigantea Region
1066
Comment
UCR253596
Melilotus albus
George K. Helmkamp, Elizabeth Helmkamp
2012-11-5
20120
Amador
Sierra Nevada Mountains Foothills, Along CA-26 on the north side of the bridge over the North Fork Mokelumne River
628
Comment
JEPS86874
Mimulus angustatus
David M. Thompson
1988-5-16
900
Amador
ca. 2 mi ne Daffodil Hill (0.9 mi sw of Fiddletown-Dewdrop road along Shake Ridge Road)
970
Comment
UCD96162
Mimulus angustatus
Dena Grossenbacher; Brian Green
2008-5-14
824
Amador
Shake Ridge Road about 0.9 miles south of junction with Fiddletown Road.
968
Comment
RSA0107359
Mimulus cardinalis
George K. Helmkamp, E. A. Helmkamp
2012-9-20
19882
Amador
Northern Sierra Nevada Mountains Foothills: along Hwy E-26 (Red Corral/West Point-Pioneer Rd.) just north of the bridge over the North Fork Mokelumne River.
613
Comment
UCR253058
Mimulus cardinalis
George K. Helmkamp, Elizabeth Helmkamp
2013-8-2
22071
Amador
Northern Sierra Nevada Mountains Foothills, SE of Pioneer along CA-26, north side of North Fork Mokelumne River
628
Comment
UCR173990
Mimulus guttatus
George K. Helmkamp, Elizabeth A. Helmkamp
2006-6-29
10797
Calaveras
Northern Sierra Nevada foothills, along Calif. Hwy 26, 0.2 mile north of West Point
838
Comment
JEPS30997
Mimulus torreyi
D. E. Breedlove
1962-6-14
3657
Amador
10 mi e Pine Grove (along State Highway 88); Sierra Nevada
1005
Comment
UC1124536
Monardella breweri subsp. lanceolata
P. L. Johannsen
1937-7-9
1244
Amador
3 mi NNW of West Point, Jackson Quadrangle
Comment
UC1124099
Navarretia divaricata
B. Schreiber
1937-6-13
2409
Amador
near Buckhorn; Jackson Quad.
1066
Comment
UC1124104
Navarretia intertexta
P. L. Johannsen
1937-7-9
1216
Amador
3 mi nnw West Point; Jackson Quad.
1005
Comment
UC1124125
Navarretia prolifera
C. M. Belshaw
1936-7-2
2410
Amador
2.2 mi ese Volcano; Jackson Quad.
1005
Comment
RSA0093528
Nemophila heterophylla
George K. Helmkamp, Mary Alice Barnes
2013-4-24
20396
Calaveras
Northern Sierra Nevada Mountains Foothills. Along CA-26 (West Point-Pioneer Rd.), at the west side of the bridge over North Fork Mokelumne River.
654
Comment
SEINET7072964
Nemophila heterophylla
A. G. Vestal
1963-5-28
s.n.
Calaveras
About 0.3 mile above West Point Junction on Route 26 south of Route 88. Coordinate datum: WGS84/NAD83. (38? deg. 24' 22" North Latitude, -120? deg. 31' 50" West Longitude; UTM Zone 10, 715635mE, 4253559mN. Coordinate datum: NAD27).
Comment
UCR197343
Nemophila heterophylla
George K. Helmkamp, E. A. Helmkamp
2008-5-8
13415
Calaveras
Sierra Nevada Mountains Foothills, Skull Flat road, 0.4 mile north of it junction with Winton Road, northeast of West Point
823
Comment
UCR250051
Nemophila heterophylla
George K. Helmkamp, Mary Alice Barnes
2013-4-24
20396
Calaveras
Northern Sierra Nevada Mountains Foothills, Along CA-26 (West Point-Pioneer Rd.), at the west side of the bridge over North Fork Mokelumne River
654
Comment
UCR242620
Nemophila parviflora var. austiniae
George K. Helmkamp, E. A. Helmkamp
2011-6-17
17575
Calaveras
Northern Sierra Nevada Mountains Foothills, along CA-26, 2.7 road miles northwest (1.7 air miles, 312 deg. ) of West Point
802
Comment
CAS-BOT-BC140158
Oemleria cerasiformis
Carl B. Wolf
1933-6-30
5135
Amador
W. slope Sierra Nevada, 4 8/10 mi. above Pine Grove on Carson Pass Highway
853
Comment
RSA6181
Oemleria cerasiformis
Carl B. Wolf
1933-5-24
4923
Amador
4.8 miles along Pine Grove on Carson Pass Highway
854
Comment
RSA7288
Oemleria cerasiformis
Carl B. Wolf
1933-6-30
5235
Amador
4 an 8/10 miles above pine grove on Carson Pass highway. W. slope Sierra Nevada.
854
Comment
A346993
Osmaronia cerasiformis
C. B. Wolf
1933-5-24
4923
Unknown
W. slope Sierra Nevada. 4 8/19 mi. above Pine Grove on Carson Pass Highway
853
Comment
GH346961
Osmaronia cerasiformis
C. B. Wolf
1933-6-30
5135
Unknown
W. slope Sierra Nevada. 4 8/10 mi. above Pine Grove on Carson Pass Highway
853
Comment
SD240825
Osmorhiza berteroi
George K. Helmkamp, E. A. Helmkamp
2011-6-17
17564
Calaveras
Foothills, Northern Sierra Nevada Mountains: Winton Road, 0.8 mile northeast of CA-26 at West Point (West Point 7.5'Q)
977
Comment
UCR242613
Osmorhiza chilensis
George K. Helmkamp, E. A. Helmkamp
2011-6-17
17564
Calaveras
Northern Sierra Nevada Mountains Foothills, Winton Road, 0.8 mile northeast of CA-26 at West Point
977
Comment
RSA0115711
Papaver rhoeas
George K. Helmkamp, Mary Alice Barnes
2013-5-13
20604
Amador
Sierra Nevada Mountains: in the town of Pioneer, 0.1 mile west of Pioneer Creek Road along HWY 88/Carson Pass Hwy.
902
Comment
SD257320
Papaver rhoeas
George K. Helmkamp, Mary Alice Barnes
2013-5-13
20604
Amador
Sierra Nevada Mountains: in the town of Pioneer, 0.1 mile west of Pioneer Creek Road along Hwy 88/Carson Pass Hwy (West Point 7.5'Q)
901
Comment
UCR257556
Papaver rhoeas
George K. Helmkamp, Mary Alice Barnes
2013-5-13
20604
Amador
Sierra Nevada Mountains, in the town of Pioneer, 0.1 mile west of Pioneer Creek Road along Hwy 88/Carson Pass Hwy
902
Comment
UC2015365
Penstemon azureus var. azureus
G. K. Helmkamp, E. A. Helmkamp
2011-9-16
18301
Amador
Northern Sierra Nevada Mountains Foothills: along CA-26 (Red Corral Rd.), 2.2. miles north of hte crossing over North Fork Mokelumne River, 1 mile SSE (159 deg. ) of Pioneer
Comment
UCR233383
Penstemon azureus var. azureus
George K. Helmkamp, E. A. Helmkamp
2011-9-16
18301
Amador
Northern Sierra Nevada Mountains Foothills, along CA-26 (Red Corral Rd.), 2.2 miles north of the crossing over North Fork Mokelumne River, 1 mile SSE (159 deg. ) of Pioneer
762
Comment
SEINET13262878
Penstemon heterophyllus subsp. purdyi
George K. Helmkamp
2014-1
22937
Amador
along CA-26, 0.8 mile west of the bridge over the North Fork Mokelumne River
66
Comment
UCR174000
Penstemon heterophyllus subsp. purdyi
George K. Helmkamp, Elizabeth A. Helmkamp
2006-6-29
10803
Amador
Northern Sierra Nevada foothills, northbound along Calif. Hwy 26, 0.6 mile past the North Fork of Mokelumne River
732
Comment
UCR258366
Penstemon heterophyllus subsp. purdyi
George K. Helmkamp
2014-5-28
22937
Amador
Sierra Nevada Mountains Foothills, along CA-26, 0.8 mile west of the bridge over the North Fork Mokelumne River
66
Comment
UCR242803
Penstemon laetus subsp. laetus
George K. Helmkamp, E. A. Helmkamp
2011-6-17
17590
Calaveras
Northern Sierra Nevada Mountains Foothills, along CA-26, 0.1 mile south of the Amador County line at the bridge over the North Fork Mokelumne River, 1.77 mi. SE (112 deg. ) of Pioneer
652
Comment
UC2044611
Penstemon laetus var. laetus
George K. Helmkamp with E. A. Helmkamp
2011-6-17
17590
Calaveras
Northern Sierra Nevada Mountains Foothills along CA-26, 0.1 mile south of the Amador County line at the bridge over the North Fork Mokelumne River, 1.77 mi. SE (112 deg. ) of Pioneer. (West Point 7.5' Q.)
Comment
SEINET7067439
Perideridia gairdneri
A. G. Vestal
1947-6-5
s.n.
Amador
About 3 miles east of the junction with the Road to West Point (Route 26) on Route 88 and about 0.5 miles east of Pioneer. Coordinate datum: NAD27.
Comment
UC1123122
Perideridia lemmonii
P. L. Johannsen
1937-7-9
1215
Amador
3 mi nnw West Point; Jackson Quadrangle
Comment
UCR250606
Petrorhagia dubia
George K. Helmkamp, Mary Alice Barnes
2013-4-24
20381
Amador
Northern Sierra Nevada Mountains Foothills, Along CA-26 (Red Corral/West Point-Pioneer Rd.), 2.8 miles southeast of its junction with CA-88
905
Comment
UCD120483
Phacelia hastata subsp. hastata
G. K. Helmkamp; Elizabeth A. Helmkamp
2006-6-29
10805
Amador
Northern Sierra Nevada: Northbound along Hwy CA-26, 0.6 mile past the North Fork of Mokelumne River.
732
Comment
UCR174002
Phacelia hastata var. hastata
George K. Helmkamp, Elizabeth A. Helmkamp
2006-6-29
10805
Amador
Northern Sierra Nevada foothills, northbound along Calif. Hwy 26, 0.6 mile past the North Fork of Mokelumne River
732
Comment
UCR197345
Phacelia heterophylla subsp. virgata
George K. Helmkamp, E. A. Helmkamp
2008-5-8
13428
Amador
Sierra Nevada Mountains Foothills, along CA-26, 1.0 mile west of the Calaveras County line
709
Comment
UC1132468
Phleum pratense
P. L. Johannsen
1937-7-9
1226
Amador
3 mi nnw West Point; Jackson Quadrangle
Comment
UC573638
Plagiobothrys bracteatus
B. Schreiber
1937-6-13
2411
Amador
near Buckhorn; Jackson Quadrangle
1066
Comment
SEINET3238910
Plagiobothrys stipitatus var. micranthus
George K. Helmkamp, E. A. Helmkamp
2008-5-4
13378
Amador
Sierra Nevada Mountains; Barton, c. 15 miles (air) NE of Jackson, at the junction of Tiger Creek Road and Black Prince Road, 0.6 mil east of the junction of Tiger Creek Road with CA-88.
936
Comment
UC1063794
Plagiobothrys stipitatus var. micranthus
B. Schreiber
1937-6-13
2411
Amador
near Buckhorn; Jackson Quad.
1066
Comment
UC614751
Plagiobothrys stipitatus var. micranthus
Beryl O. Schreiber
1937-6-13
2411
Amador
near Buckhorn
1066
Comment
UCR198488
Plagiobothrys stipitatus var. micranthus
George K. Helmkamp, E. A. Helmkamp
2008-5-4
13378
Amador
Sierra Nevada Mountains, Barton, c. 15 miles (air) NE of Jackson, at the junction of Tiger Creek Road and Black Prince Road, 0.6 mil east of the junction of Tiger Creek Road with CA-88
936
Comment
RSA0093487
Plantago lanceolata
George K. Helmkamp, E. A. Helmkamp
2012-9-20
19881
Amador
Northern Sierra Nevada Mountains Foothills. along Hwy E-26 (Red Corral/West Point-Pioneer Rd.) just north of the bridge over the North Fork Mokelumne River.
613
Comment
UC1125640
Plantago lanceolata
P. L. Johannsen
1937-7-9
1220
Amador
3 mi nnw West Point; Jackson Quad.
975
Comment
UCR241334
Plantago lanceolata
George K. Helmkamp, E. A. Helmkamp
2012-9-20
19881
Amador
Northern Sierra Nevada Mountains Foothills, along Hwy E-26 (Red Corral/West Point-Pioneer Rd.) just north of the bridge over the North Fork Mokelumne River
613
Comment
UCR250625
Plectritis ciliosa subsp. ciliosa
George K. Helmkamp, Mary Alice Barnes
2013-4-24
20398
Calaveras
Northern Sierra Nevada Mountains Foothills, Along CA-26 (West Point-Pioneer Rd.), at the west side of the bridge over North Fork Mokelumne River
654
Comment
UC39576
Poa compressa
Geo. Hansen
1896-7-13
1838
Amador
Pioneer; Sequoia Gigantea Region
1066
Comment
UCD90860
Poa compressa
Geo. Hansen
1896-11-13
1840
Amador
Pioneer.
1066
Comment
UCD90861
Poa compressa
Geo. Hansen
1896-11-13
1844
Amador
Pioneer.
1066
Comment
UC1130353
Polygala cornuta var. cornuta
P. L. Johannsen
1937-7-9
1213
Amador
3 mi nnw West Point; Jackson Quadrangle
Comment
GH361085
Polypogon monspeliensis
George Hansen
1896-7-13
1853
Unknown
Pioneer
914
Comment
UC50639
Polypogon monspeliensis
Geo. Hansen
1896-7-13
1853
Amador
Pioneer; Sequoia Gigantea Region, Pioneer
1066
Comment
UCR197344
Potentilla glandulosa subsp. glandulosa
George K. Helmkamp, E. A. Helmkamp
2008-5-8
13416
Calaveras
Sierra Nevada Mountains Foothills, Skull Flat road, 0.4 mile north of it junction with Winton Road, northeast of West Point
823
Comment
RSA0013376
Potentilla glandulosa subsp. reflexa
George K. Helmkamp, E. A. Helmkamp
2011-6-17
17587
Calaveras
Northern Sierra Nevada Mountains Foothills: along CA-26, 0.1 mile south of the Amador County Line at the bridge over the North Fork Mokelumne River, 1.77 mi. SE (112 degrees) of Pioneer.
652
Comment
UCR242810
Potentilla glandulosa subsp. reflexa
George K. Helmkamp, E. A. Helmkamp
2011-6-17
17587
Calaveras
Northern Sierra Nevada Mountains Foothills, along CA-26, 0.1 mile south of the Amador County line at the bridge over the North Fork Mokelumne River, 1.77 mi. SE (112 deg. ) of Pioneer
652
Comment
CAS-BOT-BC158575
Prunus
G. K. Helmkamp; E. A. Helmkamp
2008-5-4
13382
Amador
Sierra Nevada Mountains: Barton, c. 15 miles (air) NE of Jackson, at the junction of Tiger Creek Road and Black Prince Road, 0.6 mil east of the junction of Tiger Creek Road with CA-88
936
Comment
SD197904
Prunus
G. K. Helmkamp, E. A. Helmkamp
2008-5-4
13382
Amador
15 miles northeast of Jackson, at the junction of Tiger Creek Road and Black Prince Road, 0.6 mile east of the junction of Tiger Creek Road with CA-88.
936
Comment
UCR198500
Prunus avium
George K. Helmkamp, E. A. Helmkamp
2008-5-4
13382
Amador
Sierra Nevada Mountains, Barton, c. 15 miles (air) NE of Jackson, at the junction of Tiger Creek Road and Black Prince Road, 0.6 mil east of the junction of Tiger Creek Road with CA-88
936
Comment
UC1118488
Pseudognaphalium californicum
C. M. Belshaw
1936-6-29
2393
Calaveras
2.1 mi n of Glencoe; Jackson Quadrangle
762
Comment
UC1070084
Psilocarphus oregonus
P. L. Johannsen
1937-7-9
1231
Amador
3 mi nnw West Point; Jacksonville Quad.
975
Comment
CAS-BOT-BC105026
Quercus X morehus
Geo. Hansen
1895-8-1
925
Amador
West Point Bridge, Sequoia Region
609
Comment
JEPS46716
Quercus X morehus
Augusta D. Reid
1908-11-18
Calaveras
West Point
Comment
POM106276
Quercus X morehus
Geo. Hansen
1895-7-28
925
Amador
West Point Bridge, Flora of the Sequoia Gigantea Region.
701
Comment
SBBG20026
Quercus chrysolepis
M. A. Piehl
1959-8-2
59505
Amador
St Hwy 88, ca. 20 mi NE of Jackson
Comment
SEINET3828499
Quercus chrysolepis
George K. Helmkamp, E. A. Helmkamp
2010-1
16988 A
Amador
Northern Sierra Nevada Mountains Foothills: Shake Ridge Road, 0.8 mile southwest of its junction with Fiddletown Road, 3.5 miles NE (32 degrees) of Volcano. (West Point)
975
Comment
UCD45522
Quercus chrysolepis
D. Q. Cavagnaro
1963-9-12
35
Amador
Foothill country, southwest slope of main ridge along which highway travels, in forest of cedars, black oaks, and ponderosa pines, elevation 2800 feet; State Highway 88, 4.5 miles northeast of Pine Grove, Amador County, California.
853
Comment
UCR230717
Quercus chrysolepis
George K. Helmkamp, E. A. Helmkamp
2010-10-1
16988 A
Amador
Northern Sierra Nevada Mountains Foothills, Shake Ridge Road, 0.8 mile southwest of its junction with Fiddletown Road, 3.5 miles NE (32 deg. ) of Volcano
976
Comment
UCSB6955
Quercus chrysolepis
Martin, Piehl
1959-8-2
Amador
Ca. 20 mi. NE of Jackson along Calif. 88
Comment
POM106228
Quercus kelloggii
Geo. Hansen
1895-7-28
1198
Amador
West Point Bridge, Flora of the Sequoia Gigantea Region.
701
Comment
UC1135664
Quercus kelloggii
C. M. Belshaw
1936-7-1
2408
Amador
0.5 mi wsw Whitmore; Jackson Quad.
1005
Comment
UC1602335
Quercus kelloggii
Geo. Hansen
Aug 1895
1198
Amador
West Point Bridge Sequoia Gigantea Region, Mokelumne River and Immediate Tribu
701
Comment
UCD46625
Quercus kelloggii
Clarence R. Quick
1954-9-24
54 89
Amador
Near Tiger Creek powerhouse, NE of Jackson, Amador County.
Comment
UCR250050
Ranunculus californicus
George K. Helmkamp, Mary Alice Barnes
2013-4-24
20397
Calaveras
Northern Sierra Nevada Mountains Foothills, Along CA-26 (West Point-Pioneer Rd.), at the west side of the bridge over North Fork Mokelumne River
654
Comment
UCR198484
Ranunculus occidentalis
George K. Helmkamp, E. A. Helmkamp
2008-5-4
13383
Amador
Sierra Nevada Mountains, Barton, c. 15 miles (air) NE of Jackson, at the junction of Tiger Creek Road and Black Prince Road, 0.6 mil east of the junction of Tiger Creek Road with CA-88
936
Comment
UCR250620
Ranunculus occidentalis
George K. Helmkamp, Mary Alice Barnes
2013-4-24
20389
Amador
Northern Sierra Nevada Mountains Foothills, Along CA-26 (Red Corral/West Point-Pioneer Rd.), 0.7 mile west of the crossing over North Fork Mokelumne River
704
Comment
RSA6183
Rhamnus rubra subsp. obtusissima
Carl B. Wolf
1933-5-24
4925
Amador
4.8 miles along Pine Grove on Carson Pass Highway
854
Comment
CAS-BOT-BC438821
Robinia pseudoacacia
George K. Helmkamp; Mary Alice Barnes
2013-4-24
20388
Amador
Northern Sierra Nevada Mountains Foothills: Along CA-26 (Red Corral/West Point-Pioneer Rd.), 0.7 mile west of the crossing over North Fork Mokelumne River.
704
Comment
RSA0035669
Robinia pseudoacacia
George K. Helmkamp, Mary Alice Barnes
2013-4-24
20388
Amador
Along CA-26 (Red Corral/West Point-Pioneer Rd.), 0.7 mile west of the crossing over North Fork Mokelumne River
704
Comment
UCR250617
Robinia pseudoacacia
George K. Helmkamp, Mary Alice Barnes
2013-4-24
20388
Amador
Northern Sierra Nevada Mountains Foothills, Along CA-26 (Red Corral/West Point-Pioneer Rd.), 0.7 mile west of the crossing over North Fork Mokelumne River
704
Comment
OBI9986
Rubus armeniacus
H. E. McMinn
1937-8-4
5056
Amador
Between Pine Grove and Barton's Flags
Comment
UC1281054
Rubus discolor
H. E. McMinn
1937-8-4
5056
Amador
between Pine Grove and Barton's Flats; between Pine Grove and Barton's Flats
Comment
UC1128617
Rubus laciniatus
A. D. Gifford
1934-11-26
371
Amador
1 mi e and 1 1/2 mi n West Point; Jackson Quad.
Comment
UCD113785
Rubus laciniatus
G. K. Helmkamp; Elizabeth A. Helmkamp
2006-6-29
10799
Calaveras
Northern Sierra Nevada Foothills; along highway CA-26, 0.2 mile north of West Point.
838
Comment
UCR173992
Rubus laciniatus
George K. Helmkamp, Elizabeth A. Helmkamp
2006-6-29
10799
Calaveras
Northern Sierra Nevada foothills, along Calif. Hwy 26, 0.2 mile north of West Point
838
Comment Read comments Aug 4 2008
OBI9985
Rubus pensilvanicus
H. E. McMinn
1937-8-4
5055
Amador
Along hwy between Pine Grove and Bartons' Escape
Comment
UC1281058
Rubus pensilvanicus
H. E. McMinn
1937-8-4
5055
Amador
along highway between Pine Grove and Barton's; along highway btw Pine Grove and Barton's
Comment
CDA18967
Senecio jacobaea
B. Farnham
2000-7-13
PDR 1038198
Amador
Sierra Nevada; north side of Hwy 88, 100 ft east of junction of Carson Drive and Hwy 88, in the vicinity of Pioneer.
0
Comment
UCR240701
Setaria pumila
George K. Helmkamp, E. A. Helmkamp
2012-9-1
19744
Calaveras
Northern Sierra Nevada Mountains Foothills, along Winton Road, 1.3 miles NE of its junction with CA-26 at West Point
966
Comment
SEINET7067438
Sidalcea asprella
A. G. Vestal
1947-6-5
s.n.
Amador
About 3.3 miles from West Point Junction at Route 88 on Route 26. Coordinate datum: NAD27. UTM Zone 10, 713151mE, 4254928mN.
Comment
SEINET7067441
Sidalcea asprella
A. G. Vestal
1947-6-5
s.n.
Calaveras
About 3 miles above the junction with West Point Road (Route 26) on Route 88. Coordinate datum: NAD27.
Comment
UCR242608
Sidalcea malviflora subsp. asprella
George K. Helmkamp, E. A. Helmkamp
2011-6-17
17567
Calaveras
Northern Sierra Nevada Mountains Foothills, Winton Road, 0.8 mile northeast of CA-26 at West Point
977
Comment
UC1137907
Silene bridgesii
P. L. Johannsen
1937-7-9
1242
Amador
3 mi nnw West Point; Jackson Quad., nnw of West Point
Comment
UC1056434
Silene californica
H. L. Mason
1936-3-14
10990
Calaveras
three mi n West Point (North Fork of Mokelumne); , n of West Point
Comment
UCR197820
Silene californica
George K. Helmkamp, E. A. Helmkamp
2008-5-8
13418
Calaveras
Sierra Nevada Mountains Foothills, Skull Flat road, 0.4 mile north of it junction with Winton Road, northeast of West Point
823
Comment
UCR242618
Stellaria media
George K. Helmkamp, E. A. Helmkamp
2011-6-17
17576
Calaveras
Northern Sierra Nevada Mountains Foothills, along CA-26, 2.7 road miles northwest (1.7 air miles, 312 deg. ) of West Point
802
Comment
UC1281019
Taxus brevifolia
H. E. McMinn
1934-10-24
4433
Amador
1 mi e of Barton Flats
Comment
UCR242322
Torilis arvensis
George K. Helmkamp, E. A. Helmkamp
2011-6-17
17595
Calaveras
Northern Sierra Nevada Mountains Foothills, along CA-26, 0.1 mile south of the Amador County line at the bridge over the North Fork Mokelumne River, 1.77 mi. SE (112 deg. ) of Pioneer
652
Comment
SD40716
Toxicoscordion exaltatum
Carl B. Wolf
1933-5-24
4915
Amador
West slope Sierra Nevada, 8 miles east of pine grove on Carson Pass Highway, King's Ranch.
1006
Comment
UC1137604
Trichostema lanceolatum
P. L. Johannsen
1937-7-16
1254
Amador
2 1/2 mi NW of Whitmore
1066
Comment
UCR230730
Trichostema lanceolatum
George K. Helmkamp, E. A. Helmkamp
2010-10-1
16988
Amador
Northern Sierra Nevada Mountains Foothills, Shake Ridge Road, 0.8 mile southwest of its junction with Fiddletown Road, 3.5 miles NE (32 deg. ) of Volcano
976
Comment
UC1137626
Trichostema oblongum
P. L. Johannsen
1937-7-16
21502
Amador
2 1/2 mi NW of Whitmore
1066
Comment
SEINET7067444
Trifolium ciliolatum
A. G. Vestal
1947-6-5
s.n.
Amador
About 3.3 miles east of the junction with road to West Point (Route 26) on Route 88 and about 0.8 miles east of Pioneer. Coordinate datum: NAD27.
Comment
UCR242824
Trifolium ciliolatum
George K. Helmkamp, E. A. Helmkamp
2011-6-17
17580
Calaveras
Northern Sierra Nevada Mountains Foothills, along CA-26, 2.7 road miles northwest (1.7 air miles, 312 deg. ) of West Point
802
Comment
SD241021
Trifolium glomeratum
George K. Helmkamp, E. A. Helmkamp
2011-6-17
17571
Calaveras
Northern Sierra Nevada Mountains Foothills: Winton road, 0.8 mile northeast of CA-26 at West Point.
977
Comment
SEINET4691422
Trifolium glomeratum
George K. Helmkamp, E. A. Helmkamp
2011-1
17571
Calaveras
Northern Sierra Nevada Mountains Foothills: Winton Road, 0.8 mile northeast of CA-26 at West Point.
977
Comment
UCR242606
Trifolium glomeratum
George K. Helmkamp, E. A. Helmkamp
2011-6-17
17571
Calaveras
Northern Sierra Nevada Mountains Foothills, Winton Road, 0.8 mile northeast of CA-26 at West Point
977
Comment
RSA0035672
Trifolium hirtum
George K. Helmkamp, Mary Alice Barnes
2013-4-24
20384
Amador
Along CA-26 (Red Corral/West Point-Pioneer Rd.), 2.8 miles southeast of its junction with CA-88
905
Comment
SD248418
Trifolium hirtum
George K. Helmkamp, Mary Alice Barnes
2013-4-24
20384
Amador
Northern Sierra Nevada Mountains Foothills: Along CA-26, 2.8 miles southeast of its junction with CA-88.
904
Comment
SEINET4178522
Trifolium hirtum
George K. Helmkamp, E. A. Helmkamp
2011-6-17
17607
Amador
Northern Sierra Nevada Mountains: junction of CA-26 and Joyce Road, northwest of the Hwy 26 bridge over North Fork Mokelumne River, 0.78 mi. SSW of Pioneer.
762
Comment
UCR242312
Trifolium hirtum
George K. Helmkamp, E. A. Helmkamp
2011-6-17
17607
Amador
Northern Sierra Nevada Mountains Foothills, junction of CA-26 and Joyce Road, northwest of the Hwy 26 bridge over North Fork Mokelumne River, 0.78 mi. SSW (187 deg. ) of Pioneer
762
Comment
UCR250645
Trifolium hirtum
George K. Helmkamp, Mary Alice Barnes
2013-4-24
20384
Amador
Northern Sierra Nevada Mountains Foothills, Along CA-26 (Red Corral/West Point-Pioneer Rd.), 2.8 miles southeast of its junction with CA-88
905
Comment
UCR242827
Trifolium microcephalum
George K. Helmkamp, E. A. Helmkamp
2011-6-17
17578
Calaveras
Northern Sierra Nevada Mountains Foothills, along CA-26, 2.7 road miles northwest (1.7 air miles, 312 deg. ) of West Point
802
Comment
SEINET4178611
Trifolium obtusiflorum
George K. Helmkamp, E. A. Helmkamp
2011-6-17
17601
Amador
Northern Sierra Nevada Mountains Foothills: along CA-26, 0.1 mile west of the Calaveras county line at the bridge over the North Fork Mokelumne River.
652
Comment
UCR242570
Trifolium obtusiflorum
George K. Helmkamp, E. A. Helmkamp
2011-6-17
17601
Amador
Northern Sierra Nevada Mountains Foothills, along CA-26, 0.1 mile west of the Calaveras Co. line at the bridge over the North Fork Mokelumne River, 1.6 mi. SE (115 deg. ) of Pioneer
652
Comment
SEINET7067445
Trifolium variegatum
A. G. Vestal
1947-6-5
s.n.
Amador
About 3.3 miles east of the junction with road to West Point (Route 26) on Route 88 and about 0.8 miles east of Pioneer. Coordinate datum: NAD27.
Comment
SEINET7067447
Triteleia hyacinthina
A. G. Vestal
1947-6-5
s.n.
Calaveras
About 3 miles above West Point Junction. Coordinate datum: NAD27. UTM Zone 10, 714654mE, 4255393mN.
Comment
SD40715
Triteleia ixioides subsp. anilina
Carl B. Wolf
1933-5-24
4913
Amador
West slope Sierra Nevada, 8 miles east of Pine Grove on Carson Pass Highway, small sawmill.
1006
Comment
UC843614
Triteleia ixioides subsp. unifolia
Carl B. Wolf
1933-5-24
Amador
8 mi e Pine Grove (on Carson Pass Highway, small sawmill, w slope of Sierra Nevada); Sierra Nevada
1005
Comment
RSA0065883
Verbascum blattaria
George K. Helmkamp, Elizabeth A. Helmkamp
2013-8-2
22070
Amador
SE of Pioneer along CA-26, north side of North Fork Mokelumne River
628
Comment
SD247513
Verbascum blattaria
George K. Helmkamp, Elizabeth Helmkamp
2013-8-2
22070
Amador
Northern Sierra Nevada Mountains Foothills: SE of Pioneer along CA-26, north side of North Fork Mokelumne River (West Point 7.5'Q)
627
Comment
UCR253057
Verbascum blattaria
George K. Helmkamp, Elizabeth Helmkamp
2013-8-2
22070
Amador
Northern Sierra Nevada Mountains Foothills, SE of Pioneer along CA-26, north side of North Fork Mokelumne River
628
Comment
UC2044608
Vicia americana
George K. Helmkamp with E. A. Helmkamp
2011-6-17
17562
Calaveras
Northern Sierra Nevada Mountains Foothills Winton Road, 0.8 mile northeast of CA-26 at West Point. (West Point 7.5' Q.)
Comment
UCR242609
Vicia americana
George K. Helmkamp, E. A. Helmkamp
2011-6-17
17562
Calaveras
Northern Sierra Nevada Mountains Foothills, Winton Road, 0.8 mile northeast of CA-26 at West Point
977
Comment
UCR242323
Vicia sativa subsp. nigra
George K. Helmkamp, E. A. Helmkamp
2011-6-17
17596
Calaveras
Northern Sierra Nevada Mountains Foothills, along CA-26, 0.1 mile south of the Amador County line at the bridge over the North Fork Mokelumne River, 1.77 mi. SE (112 deg. ) of Pioneer
652
Comment
SEINET4178615
Vicia villosa
George K. Helmkamp, E. A. Helmkamp
2011-6-17
17593
Calaveras
Northern Sierra Nevada Mountains Foothills: along CA-26, 0.1 mile south of the Amador County line at the bridge over the North Fork Mokelumne River.
652
Comment
UCD109131
Vicia villosa subsp. varia
R. Koch
1996-6-1
11
Placer
KOA Campground, off Highway 50, by Placerville.
566
Comment
UCR197814
Vicia villosa subsp. varia
George K. Helmkamp, E. A. Helmkamp
2008-5-8
13431
Amador
Sierra Nevada Mountains Foothills, along CA-26, 1.0 mile west of the Calaveras County line
709
Comment
UCR242320
Vicia villosa subsp. varia
George K. Helmkamp, E. A. Helmkamp
2011-6-17
17593
Calaveras
Northern Sierra Nevada Mountains Foothills, along CA-26, 0.1 mile south of the Amador County line at the bridge over the North Fork Mokelumne River, 1.77 mi. SE (112 deg. ) of Pioneer
652
Comment
UCR250608
Vicia villosa subsp. villosa
George K. Helmkamp, Mary Alice Barnes
2013-4-24
20379
Amador
Northern Sierra Nevada Mountains Foothills, Along CA-26 (Red Corral/West Point-Pioneer Rd.), 2.8 miles southeast of its junction with CA-88
905
Comment
UC1039992
Viola sheltonii
Herbert L. Mason
Mar 14 1936-Mar 15 1936
10991
Amador
3 mi n of West Point (North Fork of Mokelumne); North Fork of Mokelumne
Comment
CAS-BOT-BC382893
Wyethia angustifolia
D. E. Breedlove
1962-6-14
3663
Amador
Along State Highway 88, 10 miles east of Pine Grove; Sierra Nevada
1005
Comment
SEINET7072972
Wyethia angustifolia
A. G. Vestal
1963-5-28
s.n.
Amador
Barton Meadow about 19 miles east-northeast of Jackson and Route 49 on Route 88. UTM Zone 10, 715691mE, 4259142mN. Coordinate datum: NAD27).
Comment
UCSB16044
Wyethia angustifolia
Breedlove, Dennis
1962-6-14
Amador
Along State Highway 88, 10 miles east of Pine Grove; Sierra Nevada
1005
Comment
SEINET7067456
Wyethia mollis
A. G. Vestal
1947-6-5
s.n.
Amador
About 3.3 miles above West Point and south on Route 88. Coordinate datum: NAD27. UTM Zone 10, 714390mE, 4255307mN.
Comment
UC1137509
Zigadenus exaltatus
P. L. Johannsen
1937-7-9
1248
Amador
3 mi nnw West Point; Jackson Quadrangle
1005
Comment
UC844719
Zigadenus exaltatus
Carl B. Wolf
1933-5-24
4915
Amador
on Carson Pass Hwy 8 mi e Pine Grove; W. slope Sierra Nevada, King's Ranch
1005
Comment
SEINET7067459
Zigadenus venenosus var. venenosus
A. G. Vestal
1947-6-5
s.n.
Calaveras
About 3.3 miles above the junction of Route 26 and 88 on Route 88. Coordinate datum: NAD27. UTM Zone 10, 714309mE, 4256892mN.
Comment