Helianthus strumosus L.
Family: Asteraceae
pale-leaved woodland sunflower, rough-leaved sunflower
Helianthus strumosus image
Merel R. Black  
Etymology: Helianthus: derived from two Greek words helios, "sun," and anthos, "flower," in reference to the sunflower's supposed tendency to always turn toward the sun
Plants: erect, perennial, 2'-6' tall forb; stems smooth below the inflorescence but often with a whitish fuzz
Leaves: lower mostly opposite, upper becoming alternate; usually widely lance-like to narrowly oval, thick, firm, upper side rough to fuzzy, lower side fuzzy, short winged stalk, shallow or no teeth leaf drawing
Flowers: head 1 1/2" - 4" wide, 8-15 yellow rays, disk yellow; unequal bracts (phyllaries) usually the same or slightly longer than the disk, pointed, and slightly spreading; blooms July-Sept.
Habitat: full to partial sun; dry to moderate moisture; woods; in sandy, loamy soil
Conservation Status: Native