1. A cytological study of heterothallism in Puccinia coronata;Allen;J. agric. Res.,1933
2. On the fertilization, alternation of generations and general cytology of the Uredineae;Blackman;Ann. Bot., Lond.,1904
3. Sexual reproduction in the rusts;Christman;Bot. Gaz.,1905
4. Parasitism, morphology and cytology of Cronartium ribicola;Colley;J. agric. Res.,1918
5. Sexual fusion and spore development of the flax rust;Fromme;Bull. Torrey bot. Cl.,1912