12. Puccinia marie-wilsoni Clinton.
Aecidial stage.
Caeoma [Aecidium] claytoniatum Schw.
On Claytonia virginica L.
Arlington, Hancock Co., Ohio. May 1, 1901.
Coll. W. A. Kellerman.
“C. A. Claytoniatum, L. v. S. C. fere simplex et sine macula, occupans tota folia. Pseudoperidiis latis sparsis. Sporidiis aurantiacis.” L. de Schweinitz, Synopsis Fungorum in America Boreali media degentium, p. 294. No. 2892. (1834).