LICHALP

Lecanora polycarpella Zahlbr.

Syn.: Lecanora polycarpa Anzi nom.illeg.

Lichenised. Poorly known taxon.

Substrate: calciferous rocks

Altitudinal range: from the submediterranean/colline belt (potential vegetation: mixed deciduous forests dominated by Quercus and Carpinus) to the montane belt (potential vegetation: deciduous forests dominated by Fagus sylvatica and closed coniferous forests with Picea abies)

Note: a very poorly known calcicolous species characterised by a spreading, thin, grey, minutely squamulose-areolate thallus, the areolae with a white margin merging with the concolorous prothallus, very numerous, minute, sessile apothecia with a brownish-black, plane to convex disc and a very thin, white-pulverulent thalline margin, 8-spored asci, and hyaline, ovoid, simple ascospores measuring 4.5-6 × 9-10 µm; reported only from the type locality and from the Eastern Alps (Veneto).