LITERATURE CITED
- Brefeld, O. Untersuchungen aus dem Gesammtgebiete der Mykologie. 12: Hemibasidii. Die Brandpilze III. iv+137 pp. Münster. 1895.
- Fischer, George W. Observations on the comparative morphology and taxonomic relationships of certain grass smuts in western North America. Mycologia 29: 408–425. 1937.
- Fischer, George W.. Grass diseases occurring in the Pullman Nursery Unit of the Soil Conservation Service, Pullman, Washington, during 1939. Plant Disease Reporter 24: 108–114. 1940.
- Fischer, George W.. Host specialization in the head smut of grasses, Ustilago bullata. Phytopath. 30: 991–1017. 1940.
- Fischer, George W., and Elisa Hirschhorn. The Ustilaginales or “Smuts” of Washington. Wash. Agric. Expt. Sta. Bull. 459. 1945.
- Gutner, L. S. The smut fungi of the U. S. S. R. 381 pp. Leningr. State Publ. Dept., Sec. of Agric. 1941. (In Russian.)