LITERATURE CITED
- Barr, M. E. 1968. The Venturiaceae of North America. Canad. J. Bot. 46: 799–864.
- Hepting, G. H. 1971. Diseases of forest and shade trees of the United States. U.S. Dept. Agric., Agric. Handbk. 386. 658 p.
- Sivanesan, A. 1977. The taxonomy and pathology of Venturia species. J. Cramer, Vaduz. 139 p.