Southern Blight Caused by Sclerotium rolfsii on the Australian Native Ferns Angiopteris evecta and Marattia salicina. C. A. Rugg, Royal Botanic Gardens, Mrs MacQuaries Road, Sydney, New South Wales 2000, Australia. B. A. Summerell, Royal Botanic Gardens, Mrs MacQuaries Road, Sydney, New South Wales 2000, Australia. Plant Dis. 77:756. Accepted for publication 30 November 1992. Copyright 1993 The American Phytopathological Society. DOI: 10.1094/PD-77-0756C.