Rudbeckia grandiflora (Sweet) DC.

• 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 grandiflora (Sweet) DC.

• Description

  Species Description - An Ozarkian sp. with larger heads (rays 3–5 cm) and with the lvs hirsute on both sides, barely enters our range in c. Mo. as an introduction.