Color of long rays, lilac blue to paler, almost white. Heads, 1 to 1 1/2 inches broad, showy, with short pedicels, numerous, in panicles or corymbs. Leaves, broad in the middle, lance-shape, pointed, with eared bases, clasping the stem, rough above and on the midrib beneath, coarsely toothed, 3 to 6 inches long. Stem, tall and stout, rough-hairy, with red or purple stripes upon it, 3 to 8 feet high. July to November.
A common, handsome species, recognized by its reddish stem. It abounds in low thickets and swamps, where it holds its own with tall shrubs, and spreads its rich panicle of blossoms, coloring the autumn landscape. New England to Michigan, Ohio, and North Carolina. (See illustration, p. 365.)
Purple-Stem Aster (Aster puniceus)