Irish lichens

Cladonia cervicornis ssp cervicornis

Order: Lecanorales       Family: Cladoniaceae

Species: Cladonia cervicornis ssp. cervicornis

Primary thallus squamulose
Photos: Among moss and peat on rock. Ballingeary, Co. Cork, SW Ireland. Identification needs confirming

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: Cladonia subcervicornis. Squamules blackened at base, K+ yellow, P+ red.


Cladonia cervicornis ssp cervicornis


Cladonia cervicornis ssp cervicornis
Cladonia cervicornis ssp. cervicornis October 2009

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