Verrucaria sphaerospora


Crustose saxicolous on calciferous substrates.
Note: aerolate to subsquamulose thallus, some specimens have convex, bullate areoles in cushion-like aggregates. With perithecia, globose spores 10-12.5 x 9-11:


Ascii octo-spored

Lithology: sandstone (turbidite)
Altitude: 292 m
Municipality: Tabernas