Uncinula adunca
(Wallr.) Lév.
IMI 359009. Place of collection: Canada; Yukon; Klondike highway, km 591 (N63°36' W137°28'). Date of collection: 5 August 1980. Associated organisms: Populus balsamifera; Salix myrtilifolia (leaf). Collector: Cody, W.J.; Ginns, J.H.. Identifier: Sutton, B.C..