Naetrocymbe rhyponta (Ach.) R.C. Harris

Syn.: Arthopyrenia rhyponta (Ach.) A. Massal., Leiophloea rhyponta (Ach.) Trevis., Pyrenula rhyponta (Ach.) Trevis., Verrucaria rhyponta Ach.
Non- or doubtfully lichenised.
Substrate: bark
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 probably circumpolar species found on smooth bark, especially on twigs and branches of deciduous trees, most common in upland areas.
Austria: Tirol; Salzburg; Kärnten; Steiermark; France: Savoie; Italy: Friuli; Veneto; Trentino Alto Adige; Lombardia; Piemonte;