Oberösterreich (= Upper Austria), Granite and Gneiss Plateau, Mühlviertel,
5.4 km south-southeast of Neustift im Mühlkreis, valley of the river Ranna (just north of the
confluence with the Danube), 550 m north of Rannamühl, (grid
number 7548/2).
Habitat
gorge forest
Substrate
on bark of Fraxinus excelsior (felled tree trunk; up to a stem height of 7 m)