LICHALP

Heterodermia obscurata (Nyl.) Trevis.

Syn.: Anaptychia hypoleuca auct. non (Muhl.) A. Massal., Anaptychia obscurata (Nyl.) Vain., Anaptychia sorediifera (Müll. Arg.) Du Rietz & Lynge, Heterodermia hypoleuca auct. non (Muhl.) Trevis., Physcia obscurata Nyl., Pseudophyscia speciosa auct. non (Wulfen) Müll. Arg.

Lichenised.

Substrate: bark

Altitudinal range: from the mesomediterranean belt (potential vegetation: evergreen broad-leaved forests dominated by Quercus ilex) to the montane belt (potential vegetation: deciduous forests dominated by Fagus sylvatica and closed coniferous forests with Picea abies)

Note: a mild-temperate species found on more or less isolated trees, occasionally on epilithic mosses. See also note to Polyblastidium subneglectum.