Irish lichens


Order: Verrucariales       Family: Verrucariaceae

Species: Verrucaria pinguicula

Growth type crustose.
Photos: On tombstone. Inishannon, Cork, SW Ireland.
Identification uncertain, photo's probably of V. viridula

Whitish to pale brown continuous or cracked thallus, often raised above surrounding rock and surrounded by dark line. Prominent black perithecia, the apex only slightly flattened, ostiole inconspicuous. Shallow pits sometimes left in the rock when the perithecia decay

Occurs on hard limestone. Chemical reactions negative.

Similar: Verrucaria dufourii


Verrucaria. July 2009

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