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Disease Note. Russian Knapweed Rust Caused by Puccinia acroptili in New Mexico. M. E. Palm, USDA, APHIS, Systematic Botany & Mycology Laboratory, BARC-West, Beltsville, MD 20705. S. G. Vesper, USDA, APHIS, Albuquerque, NM 87102. Plant Dis. 75:1075. Accepted for publication 15 June 1991. Copyright 1991 The American Phytopathological Society. DOI: 10.1094/PD-75-1075E. |