Cercospora ipomoeae-purpureae J.M. Yen, Revue Mycol. 30: 118, 1965. SINGAPUR, Singapur Botanical Garden, on Ipomoea purpurea Roth., 08 April 1964, Mme. Shu-Hsien Yen. VIA 5995 (laminae from PC holotype).