Helianthus strumosus

About

Helianthus strumosus, the pale-leaf woodland sunflower, is a species of sunflower native to North America east of the Great Plains and is in the family Asteraceae. It is a native perennial sunflower that resembles other members of this family including the Pale Sunflower, Woodland Sunflower, Hispid Sunflower, and Jerusalem Artichoke. Pale-leaf sunflowers can be found in a diverse range of habitats including woodland areas, prairies, and meadows, providing that these habitats have access to partial sun.

Summary from Wikipedia