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Order: Verrucariales
Family: Verrucariaceae
Species: Wahlenbergiella mucosa (Verrucaria mucosa) Photos: On coastal rock below HWM. Bantry, Cork, SW Ireland. Olive to dark green, uncracked, smooth, shiny thallus with white prothallus. Small immersed perithecia. Coastal on well-lit rocks from the centre of the littoral zone to LWM. Less frequent on sheltered shores and intolerant of silt. Chemical reactions negative. Sometimes associated with Stigmidium marinum |
Wahlenbergiella mucosa (Verrucaria mucosa). Bantry, Co.Cork. November 2008