Dig deeper at SERNEC, a consortium of southeastern herbaria.
Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Asterids: Campanulids: Asterales
Roughleaf Sunflower, Pale-leaf Woodland Sunflower
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Richard and Teresa Ware rtw_h_strumosus_2
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
Phyllaries erect, loose, or squarrose, equaling or slightly surpassing discs, per Flora of North America.