LICHALP

Thelidium paneveggiensis (Servít) ined. (provisionally placed here, ICN Art. 36.1b)

Syn.: Involucrothele paneveggiensis Servít

Lichenised. Poorly known taxon.

Substrate: calciferous rocks

Altitudinal distribution: subalpine belt (potential vegetation: open, taiga-like forests dominated by Larix decidua and/or Pinus cembra and Rhododendron)

Note: a species with a thin, epilithic, brownish thallus and subsessile, globose ascomata (to c. 0.15 mm in diam.), a tightly adpressed involucrellum reaching down to the base of the perithecium, and ellipsoid, non-septate ascospores with c. 5% 1-septate ascospores intermingled (to c. 20 µm long); on calciferous siliceous rocks along a stream, only known from the type locality in the Eastern Alps (Italy).