Coefficient of Conservatism:
Coefficient of Wetness:
B. S. Walters
Moist shores, ditches, river banks, fields, and marshes; gardens, cultivated fields, and other disturbed sites, sometimes a serious weed; in sand (even dunes), mud, or clay.
Seldom collected with tubers, but the slender scaly rhizomes resembling roots are very characteristic; together with the pale scales and large anthers, they make this one of the most easily recognized species.