Ustilago hydropiperis (Schumach.) J. Schröt. (Schumach.) J. Schröt.
Ustilaginaceae
T. G. Lammers
s.n.
1997-10-03
1997-10-3
U.S.A., Illinois, McDonough, Walnut Grove Township; gentle north-facing slope above Short Fork Lamoine River, east of County Highway 1500E, 3 miles east of Good Hope
Prairie fen; on inflorescences of Polygonum sagittatum L.
An abundant scrambler in prairie fen surrounding springs