M. L.  Lohman, ?Hysteriaceae: life histories of certain species?, Papers of the Michigan Academy of Science Arts & Letters, vol. 17, pp. 229-288, 1933.

L. E.  Wehmeyer, ?The genus Diaporthe Nitschke and its segregates?, University of Michigan Studies, Scientific Series, vol. 9, p. 349 pp., 1933.