Aster novae-angliae
A species I only know from cultivation in Indiana, though it also occurs in the southwest.
Plant habit in Bloomington, IN, 9/17/03.
A pseudanthium in Bloomington, IN, 9/17/03.
An immature pseudanthium in Bloomington, IN, 9/17/03.
A cauline leaf in Bloomington, IN, 9/17/03.