Arisaema dracontium

About

Arisaema dracontium, the dragon-root, dragon arum, or green dragon, is a herbaceous perennial plant in the genus Arisaema and the family Araceae. It is native to North America from Quebec through Minnesota south through Florida and Texas, where it is found growing in damp woods. It has also been reported from northeastern Mexico It is listed as a vulnerable species in Canada and Minnesota.

Summary from Wikipedia