"Senna hebecarpa" (Fernald) H.S.Irwin & Barneby - Wild senna, Northern wild senna, American senna. The original caption was: "WILD OR AMERICAN SENNA - "Cassia marilandica"." Northern (including N.Y.) populations of "Cassia marilandica" were split as "C. hebecarpa" by Fernald in 1937, and transferred to "Senna" in 1982 by Irwin & Barneby.