Bagliettoa marmorea

Crustose saxicolous, thallus endosubstratic with pink pigments, on limestone and conglomerate rocks, in environments without eutrophication.
Synonyms: Verrucaria marmorea

Distribution: Europe and Norh America.

Position in classification: Verrucariaceae, Verrucariales, Chaetothyriomycetidae, Eurotiomycetes, Pezizomycotina, Ascomycota, Fungi.

Perithecia black 0.2-0.3 mm, without involucrellum, immersed in the thallus, leaving deep pits in the rock when they fall off. Asci 8-spored; ascospores 1-celled, hyaline, ellipsoid 13-30x9-15 µm. 

Asci 8-spored; Ascospores dark-brown, 3-5 transversal and 1–2 longitudinal septate, 18-30x8-12 µm.

Thallus K+ dark blue green.

 

Locality data:

Ecology, geology: Calcareous outcrops of Mesozoic.
Altitude: 1450 m
Location: Rock climbing route. Montsec d’Ares, Cap de Ras – Serrat Alt, Paret de Sant Miquel. Àger (Noguera) Via Flipp Natural (220m, MD+)

Climate: Mediterranean continental (Tmm=8, 700 mm)
Common name: not known.