Resembling no. 32 [Aster drummondii Lindl.] but with more open infl, the branches commonly very long, with copiously and minutely bracteate nonfloriferous base, or in more compact plants merely the peduncles conspicuously elongate (mostly well over 1 cm) and copiously bracteate; plants fully as hairy as no. 32, or less so; 2n=16, ?18. Bottomlands and open woods; w. Ky. to e. Kans., s. to s. Miss. and e. Tex.
Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.