Check out EDDMapS.org to see where this has been reported.
Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Asterids: Campanulids: Asterales
WEAKLEY'S FLORA (11/30/12):
Carduus acanthoides ssp. acanthoides
FAMILY
Asteraceae__
LESS THAN
PLANTS NATIONAL DATABASE:
Carduus acanthoides
FAMILY
Asteraceae__
GREATER THAN
VASCULAR FLORA OF THE CAROLINAS (1968) 179-25-015:
Carduus acanthoides
FAMILY
Asteraceae__
COMMON NAME:
Plumeless Thistle
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)
JK Marlow jkm0507h_11
July Pocahontas County WV
Roadside
Flower heads short-pedunculate and erect in flower, per Vascular Flora of the Carolinas.
)
JK Marlow jkm0507h_16
July Pocahontas County WV
Roadside
Plants very spiny, stem tough, per Weakley's Flora.
)
JK Marlow jkm0507h_19b
July Pocahontas County WV
Roadside
Involucres arachnose. Outer involucral bracts erect, inner bracts soft, per Vascular Flora of the Carolinas.
COMPARE
involucral bracts of Thistles
)
Steve Dewey, Utah State University, Bugwood.org bug_1459784
Month Unknown
)
Joseph M. DiTomaso, University of California - Davis, Bugwood.org bug_5374305
Month Unknown
Stems leafy to near apex, per Vascular Flora of the Carolinas.
)
Joseph M. DiTomaso, University of California - Davis, Bugwood.org bug_5374306
Month Unknown
)
Bruce Ackley, The Ohio State University, Bugwood.org bug_5436746
Month Unknown