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Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
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Specimen ID
Determination *
Collector
Collection Date
Collection Number
County
Locality
Elevation in meters
Feedback
RSA0045222
Centaurea solstitialis
George K. Helmkamp, E. A. Helmkamp
2006-10-6
11461
Amador
Along Calif. Hwy 49 near Enterprise, 1.8 miles south of El Dorado Co. line.
274
Comment
SD248325
Centaurea solstitialis
George K. Helmkamp, Elizabeth Helmkamp
2013-8-11
22134
Amador
Sierra Nevada Mountains Foothills: City of Sutter Creek at the junction of Hanford St. and Spanish St.
384
Comment
SD253375
Centaurea solstitialis
George K. Helmkamp, Elizabeth Helmkamp
2013-10-18
22433
Amador
Sierra Nevada Mountains Foothills: Plymouth, at the junction Mineral Street and Mill Street, near Highway CA-49.
328
Comment
SEINET13297590
Centaurea solstitialis
George K. Helmkamp, Elizabeth Helmkamp
2013-1
22433
Amador
Sierra Nevada Mountains Foothills: Plymouth, at the junction of Mineral Street and Mill Street, near Hwy CA-49 (Amador City 7.5' Q.)
329
Comment
SEINET2441346
Centaurea solstitialis
George K. Helmkamp, E. A. Helmkamp
2009-8-6
15397
Amador
Sierra Nevada Mountains Foothills: along Hwy CA-88, 3.1 miles northeast of CA-49 in Jackson (Mokelumne Hill 7.5' Q.).; 0
424
Comment
SEINET3828507
Centaurea solstitialis
George K. Helmkamp, E. A. Helmkamp
2010-1
16997
Amador
Northern Sierra Nevada Mountains Foothills: Shake Ridge Road, 1.1 miles southwest of its junction with Hale Road, 2.5 mi. NW of Volcano (Pine Grove 7.5')
692
Comment
UCR179554
Centaurea solstitialis
George K. Helmkamp, E. A. Helmkamp
2006-10-6
11461
Amador
Northern Sierra Nevada Mountains Foothills, along Calif. Hwy 49 near Enterprise, 1.8 miles south of El Dorado Co. line
274
Comment
UCR209561
Centaurea solstitialis
George K. Helmkamp, E. A. Helmkamp
2009-8-6
15397
Amador
Sierra Nevada Mountains Foothills, along Hwy CA-88, 3.1 miles northeast of CA-49 in Jackson
424
Comment
UCR230722
Centaurea solstitialis
George K. Helmkamp, E. A. Helmkamp
2010-10-1
16997
Amador
Northern Sierra Nevada Mountains Foothills, Shake Ridge Road, 1.1 miles southwest of its junction with Hale Road, 2.5 mi. NW (285 deg. ) of Volcano
692
Comment
UCR240730
Centaurea solstitialis
George K. Helmkamp, E. A. Helmkamp
2012-10-5
19962
Amador
Northern Sierra Nevada Mountains Foothills, city of Sutter Creek along old CA-49 (Hanford St.) at the junction with Spanish St.
389
Comment
UCR253200
Centaurea solstitialis
George K. Helmkamp, Elizabeth Helmkamp
2013-8-11
22134
Amador
Sierra Nevada Mountains Foothills, city of Sutter Creek at the junction of Hanford St. and Spanish St.
384
Comment
UCR259860
Centaurea solstitialis
George K. Helmkamp, Elizabeth Helmkamp
2013-10-18
22433
Amador
Sierra Nevada Mountains Foothills, Plymouth, at the junction of Mineral Street and Mill Street, near Hwy CA-49
329
Comment
HSC40728
Centaurea solstitialis
R. York
1977-6-26
20
Amador
Along Hwy. 88, 5 mi. S of Pioneer
915
Comment