...Variable
Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Asterids: Campanulids: Asterales
WEAKLEY'S FLORA (11/30/12):
Helianthus strumosus
FAMILY
Asteraceae
SYNONYMOUS WITH
PLANTS NATIONAL DATABASE:
Helianthus strumosus
FAMILY
Asteraceae
SYNONYMOUS WITH
VASCULAR FLORA OF THE CAROLINAS (1968) 179-65-019:
Helianthus strumosus
FAMILY
Asteraceae
COMMON NAME:
Roughleaf Sunflower, Pale-leaf Woodland Sunflower
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)
USDA-NRCS PLANTS Database / Britton, N.L., and A. Brown. 1913 pnd_hest_001_lvd
)
Richard and Teresa Ware rtw_h_strumosus_2
September
Differs from H. tuberosus in its glabrous/glabrate stems and lack of tubers, per Flora of North America.
)
Richard and Teresa Ware rtw_h_strumosus_9
September
Phyllaries erect, loose, or squarrose, equaling or slightly surpassing discs, per Flora of North America.