...Variable
Check out EDDMapS.org to see where this has been reported.
Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Asterids: Campanulids: Dipsacales
WEAKLEY'S FLORA (11/30/12):
Dipsacus fullonum
FAMILY
Dipsacaceae
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Dipsacus fullonum
FAMILY
Dipsacaceae
SYNONYMOUS WITH
VASCULAR FLORA OF THE CAROLINAS (1968) 176-01-001:
Dipsacus sylvestris
FAMILY
Dipsacaceae
SYNONYMOUS WITH Dipsacus fullonum ssp. sylvestris
COMMON NAME:
Wild Teasel, Common Teasel
Click or hover over the thumbnails to see larger pictures.
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USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913 pnd_difu2_001_lvd
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USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913 pnd_disy_001_lvd
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JK Marlow jkm0507i_21
July Pocahontas County WV
Roadside
Bracts of the involucre curved upward, per Weakley's Flora.
)
JK Marlow jkm0507i_25
July Pocahontas County WV
Roadside
Leaves connate-perfoliate, at least in middle of stem, prickly on midrib below, per Vascular Flora of the Carolinas.
)
JK Marlow jkm0507i_26
July Pocahontas County WV
Roadside
)
JK Marlow jkm0507j_20
July Russell County VA
Roadside
From about halfway up the head, flowers open sequentially towards base and tip, per Weakley's Flora.
)
Richard and Teresa Ware rtw_dipsacus_fullonum_13
August
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Steve Dewey, Utah State University, Bugwood.org bug_1459705
Month Unknown
)
Ohio State Weed Lab , The Ohio State University, Bugwood.org bug_1551175
Month Unknown
Leaves prickly on the midrib beneath, per Vascular Flora of the Carolinas.
)
Joseph M. DiTomaso, University of California - Davis, Bugwood.org bug_5374963
Month Unknown
)
Bruce Ackley, The Ohio State University, Bugwood.org bug_5436911
Month Unknown
)
Chris Evans, Illinois Wildlife Action Plan, Bugwood.org bug_5476702
Month Unknown