Dig deeper at SERNEC, a consortium of southeastern herbaria.
Check out EDDMapS.org to see where this has been reported.
Spermatophytes (seed plants): Angiosperms (flowering plants): Eudicots: Core Eudicots: Asterids: Campanulids: Asterales
Manual of the Southeastern Flora (Small, 1933)
Vascular Flora of the Southeastern States (Cronquist 1980, Isely 1990)
No pictures are available at this time.