Rhytisma acerinum
(Pers.) Fr.
IMI 23178. Place of collection: USA; Wisconsin; Madison (N43°04' W89°22'). Date of collection: 20 May 1911. Associated organism: Acer saccharinum (leaf). Collector: Jones, L.R.. Literature: page(s) Bartholemew, Fungi Columbiani 3979.