LITERATURE CITED
- Arthur, J. C. 1929. The Plant Rusts (Uredinales), pp. 446, New York.
- Jackson, H. S. 1931. Present evolutionary tendencies and the origin of life cycles in the Uredinales. Memoirs Torrey Bot. Club 18: 5–108.
- Johnson, T., and M. Newton. 1938. The origin of abnormal rust characteristics through the inbreeding of physiologic races of Puccinia graminis tritici. Canadian Journal of Research 16, Sec. C, pp. 38–52.
- Newton, M., and T. Johnson. 1937. Production of uredinia and telia of Puccinia graminis on Berberis vulgaris. Nature 139: 800–801.
- Politis, J. 1929. Sur les rouilles de Graminées en Attique. Proc. Academy of Athens 1929, 19–196.
- Stakman, E. C. 1923. Barberry eradication prevents black rust in Western Europe. U. S. Dept. of Ag. Dept. Circ. 269, pp. 14.