Taxonomy
Family: Araceae
Synonymous with Aster acuminatus.
Habitat
Woods or swamp borders.
Associates
Distribution
Newfound to Quebec and southern Ontario to NJ, NY, and PA, and in mountains to northern GA.
Morphology
Perennial from slender, creeping, apically enlarged and scaly rhizomes; stems solitary, 20-80 cm, loosely villous or puberulent and often somewhat viscidulous; leaves cauline, mostly 10-20 in a pseudowhorl below the inflorescence, thin, glabrous or slightly scabrous on the upper surface, viscidulous-puberulent below, the lower reduced and soon deciduous, the others elliptic or obovate, acuminate, sharply few-toothed, tapering to a sessile base or short petiole; heads several to many in an open, slenderly branched, sparsely bracteates, corymbiform inflorescence; involucres 6-9 mm; involucral bracts slender, sharply pointed, imbricate, thin, scarcely herbaceous, the outer ciliate-margined but otherwise glabrous; rays 10-21, white to pinkish, 9-15 mm.
Notes
Flowers September to October.
Wetland indicator: FACU
The last two pictures show some plants that are rather atypical.
References
Gleason, Henry A. and A. Cronquist. 1991. Manual of Vascular Plants of Northeastern United States and Adjacent Canada. Second Ed.
The New York Botanical Garden. Bronx, NY
Michael Hough © 2018 |