Rudbeckia laciniata L.
Family: Asteraceae
cut-leaved coneflower, wild golden-glow
Rudbeckia laciniata image
Emmet J. Judziewicz  
Etymology: Rudbeckia: named after the Swedish father and son who were professors of botany and predecessors of Linnaeus, O.J. Rudbeck (1630-1702) and O.O. Rudbeck (1660-1740)
Plants: erect, perennial, 2'-10' tall forb; stems entirely smooth
Leaves: large, stalked, lower leaves deeply pinnately-divided
Flowers: head 1 1/4" - 2 1/4" wide, disk yellow to gray domes 1/3" - 3/4" wide; 6-16 drooping, yellow rays 1"- 2 1/3" long, bracts (phyllaries) with whitish hairs near the tips; inflorescence with several to many heads in branched clusters; blooms July-Sept.
Fruits: dry seed with no fluffy pappus
Habitat: full to partial sun; moist; woods, forests, shores, streambanks; in sandy, loamy soil
Hazardous: Careful, this plant is hazardous!
Conservation Status: Native