Thelotremataceae Diploschistes caesioplumbeus Q Chemical results: K-, C+ red, KC+ red, P-, UV- Mainly coastal on well-lit siliceous rocks. BLS conservation evaluation: LC NS N.B. Identification needs confirming Initially parasitic on Lecanora gangaleoides before developing an independent mid to dark grey, non-pruinose, areolate thallus. Apothecia immersed and resembling perithecia, +/- pruinose. Asci 4-8 spored, spores muriform, becoming dark. Similar: Diploschistes scruposus and D. muscorum #

Diploschistes caesioplumbeus Q
Kimmeridge Bay, Dorset. January 2013