Rudbeckia laciniata var. laciniata is a perennial herb 50 cm to 3 m tall, appears colonial, stems hairless, often waxy-pale.
Leaves alternate, stalked, usually 3-lobed to pinnately divided, coarsely toothed, sometimes hairy below.
Flowers in heads, rays yellow; 8-13, drooping, 3-6 cm long; disk domed, 1-2 cm wide, 2-3 cm tall when mature, flowers yellow to grayish, basal bracts of head green, spreading; blooming July-Sept.; Often self-fertile.
Fruit dry, achenes with only a tiny crown, (not plumed).
Wetland status: FACW.
Frequency in NYC: Very infrequent.
Habitat: Moist open sites.