Abstract
Abstract A description is provided for Puccinia schedonnardi . Information is included on the disease caused by the organism, its transmission, geographical distribution, and hosts. HOSTS: Aecial stage on species of Abutilon, Callirhoe, Hibiscus, Gossypium and on a few other genera of Malvaceae . Uredial and telial stages on species of Limnodea, Melica, Monanthochloe, Muhlenbergia, Schedonnardus and Triplasis . DISEASE: A minor leaf disease of cotton, infection also occurring on the bolls and involucral bracts. GEOGRAPHICAL DISTRIBUTION: Fairly general in USA (more abundant southwards) but absent from the N. Pacific slope. On cotton it occurs in Ariz., lower California, N. Mex., Okla and Texas (14: 628) and also in Mexico. Telial and aecial states are reported from Argentina (25: 234) and the former also from Canada (Manitoba) and S. Africa. TRANSMISSION: No studies reported.
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