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Order: Peltigerales
Family: Placynthiaceae
Species: Polychidium muscicola Photos: Among moss on upland rock. Ballingeary, Cork, SW Ireland. Identification confirmed by Mike Simms Much-branched thallus of tiny black or brownish strands that form compact cushions or spread over the sub-strate. Apothecia 2mm diameter with red-brown discs. Occurs among moss on damp, siliceous rocks and at base of trees. Chemical reactions negative. Similar: P. dendriscum, rare, in old woodlands in SW Ireland |
Polychidium muscicola growing among moss on acidic rock. Ballingeary area, Co.Cork. February 2009