http://pec.lib.wvu.edu/record/P170301925Physiologic studies on the genus Phytophthora. Serial issue. Issued as: West Virginia University. Agricultural Experiment Station. <em>Scientific paper</em>, 11 (1925:July). "Reprinted from the <em>American Journal of Botany</em>, 12 (1925:July). Leonian, Leon H. (Leon Hatchig), 1888-1945.Phytophthora.14256