Delaware Wildflowers • Common names

Bull Thistle
Cirsium vulgare
Asteraceae — Aster family
Non-native
Bull Thistle
Bellevue State Park
August 2001
Bull Thistle
White Clay Creek State Park -- Creek Road
September 2010

Guide to Cirsium of Delaware

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Photos copyright David G. Smith

Information from the Delaware Flora Checklist used with author's permission.

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