Family: Arthopyreniaceae
Arthopyrenia analepta (Ach.) A. Massal.
Type: Crustose
lichenized thalls with large oval perithecia. Common and widespread on smooth barked, deciduous trees, regarded as an early coloniser on thin branches. Inconspicuous thin, probably non-
References:
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