Polyblastia intermedia Th. Fr.
Syn.: ?Polyblastia kernstockii Zschacke
Lichenised.
Substrate: calciferous rocks
Altitudinal range: from the subalpine belt (potential vegetation: open, taiga-like forests dominated by Larix decidua and/or Pinus cembra and Rhododendron) to the alpine belt (potential vegetation: treeless Alpine grasslands and tundras, to the lower limit of perennial snow and the equilibrium line of glaciers)
Note: an arctic-alpine species of calciferous rocks with optimum above treeline; the Italian record refers to P. kernstockii.
Austria: ?Vorarlberg; Italy: Trentino Alto Adige;