Order: Mycocaliciales Family: Mycocaliciaceae
Species: Stenocybe septata
Photos: On Holly. Ballingeary, Co. Cork, SW Ireland.
Black, shiny, 'pinhead' apothecia to 2mm tall, the heads narrowly clavate, stalks to 0.15mm diameter. Occur singly or in small groups. The spores are mostly 3-septate, becoming reddish-brown.
Chemical reactions negative.
Widespread in Ireland, usually on Holly in old woodlands. Also on Birch, Oak, Rowan and Hazel, sometimes growing through the thallii of other lichens, e.g Graphis elegans and Thelotrema lepadinum.
Similar: Stenocybe pullata. Only found on Alder
Stenocybe septata July 2010