Coefficient of Conservatism:
Coefficient of Wetness:
B. S. Slaughter
Wet prairies, fens, meadows, and shores, usually calcareous.
This species in sometimes cultivated. It is native only in southwestern Michigan (Calhoun Cass, and Berrien Counties), but even there some collections may represent escapes rather than natural populations, especially those from drier fields and disturbed habitats.