Coefficient of Conservatism:
Coefficient of Wetness:
RUSH ASTER, NORTHERN BOG ASTER
R. W. Smith
Aster borealis of Michigan Flora.
Fens, bogs, open conifer swamps (cedar, tamarack, spruce); wet, often sedgy, sand flats, shores, meadows, and swales.
The rays are usually white, sometimes pinkish or bluish. Occasional intermediate plants suggest hybridization with S. lanceolatum and S. puniceum.