Cladonia coniocraea (Flörke) Spreng.
Mainly found at the base of acid-barked trees, on decaying stumps and logs. Forms patches of ruffled, green squamules with slender, tapering podetia which may end in a narrow, small cup
Smith, C.W. et al. editors (2009) The Lichens of Great Britain and Irelandd
Dobson, F.S. (2018) Lichens: an Illustrated Guide to the British and Irish Species
Ahti, Stenroos & Moberg. editors (2013) Nordic Lichen Flora. Volume 5 Cladoniaceae