LICHALP

Biatora subduplex (Nyl.) Räsänen ex Printzen

Syn.: Biatora vernalis (L.) Fr. f. subduplex (Nyl.) Arnold, Catillaria subduplex (Nyl.) H. Olivier, Lecidea apochroeiza Nyl., Lecidea internectens Nyl., Lecidea subduplex (Nyl.) Nyl., Lecidea vernalis (L.) Ach. f. subduplex Nyl., Lecidea vernalis (L.) Ach. var. subduplex (Nyl.) Vain.

Lichenised.

Substrate: plant debris, living mosses, bark

Altitudinal range: from the montane belt (potential vegetation: deciduous forests dominated by Fagus sylvatica and closed coniferous forests with Picea abies) 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: one of the commonest Biatora-species in the Alps, especially on plant remains and on basal parts of subalpine shrubs. See also note on B. vernalis.