Order: Lecanorales       Family: Cladoniaceae Species: Cladonia cervicornis ssp. cervicornis Primary thallus squamulose Photos: Among moss and peat on rock. Co. Cork, SW Ireland. Thallus forms cushions of grey-green, upright basal squamules with +/- rounded, indented tips. White lower surface, often grey tinged but squamules not blackened at base. Short-stalked podetia, not forming 2-5 tiers as in C. cervicornis ssp. verticillata. Found on acidic soils on sandy heaths and dunes and in drier areas of peat moors. Thallus K-, C-, KC-, P+ red, UV- Similar: C. subcervicornis. Blackened at base, K+ yellow, P+ red. Cladonia verticillata (previously C. cervicornis subsp. verticillata)

Cladonia cervicornis ssp. cervicornis October 2009