Rudbeckia laciniata L.

• Authority

  Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.

• Family

  Asteraceae

• Scientific Name

  Rudbeckia laciniata L.

• Description

  Species Description - Perennial from a woody base, 5–30 cm; stem glabrous, often glaucous; lvs large, petiolate, coarsely toothed or laciniate, some or most of them pinnatifid or sometimes merely trilobed, subglabrous, or hairy beneath; disk yellow or grayish, 1–2 cm wide, hemispheric at first; rays drooping, lemon-yellow, 6–16, 3–6 cm; receptacular bracts blunt, distally viscidulous-canescent; pappus a short, usually toothed crown; 2n=36, 54, 72, 102+. Moist places; Que. to Fla., w. to Mont. and Ariz. July–Sept. Three vars. with us, a fourth cordilleran.

• Common Names

  cutleaf coneflower, golden glow