LITERATURE CITED
- Coker, W. C., and J. N. Couch. 1928. The Gasteromycetes of the Eastern United States and Canada. The University of North Carolina Press, Chapel Hill, ix + 201 p.
- Kreisel, H. 1962. Die Lycoperdaceae der Deutschen Demokratischen Republik. Feddes Repert. 64: 89–201.
- Kreisel, H. 1963. The taxonomic position of Lycoperdon curtisii Berk. and L. subpratense Lloyd. Feddes Repert. 68: 86–87.
- Lloyd, C. G. 1905. The Lycoperdons of the United States. Myc. Writ. II (Myc. Notes 20): 221–238.
- Ponce de Leon, P. 1970. Revision of the Genus Vascellum (Lycoperdaceae). Fieldiana, Bot. 32: 109–125.
- Stevenson, J. A., and E. K. Cash. 1936. The new fungus names proposed by C. G. Lloyd. Bull. Lloyd Libr. Bot. No. 35. 209 p.
- Zeller, S. M. 1947. More notes on Gasteromycetes. Mycologia 39: 282–312.
- Zeller, S. M., and A. H. Smith. 1964. The genus Calvatia in North America. Lloydia 27: 148–186.