Rhytisma salicinum
(Pers.) Fr.
IMI 96889. Place of collection: USA; Wyoming; Sheridan, Big Piney Canyon (N44°48' W106°57', alt. 1540 m). Date of collection: 23 August 1931. Associated organism: Salix scouleriana (leaf). Collector: Solheim, W.G.. Literature: page(s) Solheim, Mycoflora Saximontanensis Exsiccata 10.