The following species in the flowering plant genus Verbesina, often known as crownbeards, are accepted by
Plants of the World Online.[1][2] Although the genus originated in North America, the greatest diversity is now found in South America.[3]
^Clute, Willard Nelson (1923). A Dictionary of American Plant Names. Joliet, Illinois: Willard N. Clute & Co. p. 89.
^Panero, Jose L.; Jansen, Robert K. (1997). "Chloroplast DNA Restriction Site Study of Verbesina (Asteraceae: Heliantheae)". American Journal of Botany. 84 (3): 382–392.
doi:
10.2307/2446011.
JSTOR2446011.
PMID21708591.