Cladonia grayi G. Merr. ex Sandst.

Syn.: Cladonia pyxidata (L.) Hoffm. subsp. grayi (G. Merr ex Sandst.) V. Wirth
Lichenised.
Substrate: lignum, plant debris, living mosses, calciferous soil
Altitudinal range: from the submediterranean/colline belt (potential vegetation: mixed deciduous forests dominated by Quercus and Carpinus) to the subalpine belt (potential vegetation: open, taiga-like forests dominated by Larix decidua and/or Pinus cembra and Rhododendron)
Note: a holarctic, rather northern representative of the C. pyxidata-chlorophaea-complex, found on soil rich in humus, peat, and rotting wood.
Austria: Vorarlberg; Salzburg; Kärnten; Steiermark; Oberösterreich; Switzerland: Bern; Luzern; Uri; Valais; France: Isère; Savoie; Haute-Savoie; Italy: Friuli; Veneto; Trentino Alto Adige; Piemonte; Valle d'Aosta; Slovenia: Alpine and Pre-Alpine Slovenia;