Cladoniaceae Cladonia parasitica Primary thallus squamulose, secondary thallus fruticose. Chemical results: K+ yellow, C-, KC-, P+ yellow, UV- Usually on rotting stumps, trunks and branches, especially Oak in old woodland. Occasional in woodland on damp humus and earthen banks. Compact, spreading mats of numerous +/- ascending, deeply dissected, coral-like squamules, often with coarse, granular soredia. Dark blackish-brown pycnidia, small dark-brown apothecia on +/- deformed podetia. Similar: C. incrassata. Contorted squamules, red apothecia. K-, P- C. digitata. Larger squamules (to 1cm), farinose-sorediate. Red apothecia

Cladonia parasitica
On heathland stump and old Oak lignum. Holton Lee, Dorset. October and December 2012