Melaspilea enteroleuca (Ach.) Ertz & Diederich

Syn.: Abrothallus ricasolii A. Massal., Buellia ricasolii (A. Massal.) A. Massal., Catillaria ricasolii (A. Massal.) A. Massal., Lecidea enteroleuca Ach. non Nyl. nec auct., Lecidea sparsa Dufour, Melaspilea arthonioides auct. eur. non (A. Massal.) Nyl., Melaspilea urceolata auct. eur. non (Fr.) Almb. ex Ertz & Diederich
Lichenised.
Substrate: bark
Altitudinal range: from the mesomediterranean belt (potential vegetation: evergreen broad-leaved forests dominated by Quercus ilex) to the submediterranean/colline belt (potential vegetation: mixed deciduous forests dominated by Quercus and Carpinus)
Note: a mild-temperate species found on hard bark of deciduous trees (Quercus, Morus, etc.); more widespread in the past, presently declining. We have placed here all records of M. urceolata and M. arthonioides, which are two different, American species.
France: Alpes-de-Haute-Provence; Alpes-Maritimes; Haute-Savoie; Vaucluse; Var; Italy: Friuli; Veneto; Trentino Alto Adige; Lombardia; Liguria;