Cyphelium inquinans Caliciaceae
Cyphelium inquinans

Growth type crustose
Chemical results: K+ yellow > red-brown, C-, P+ pale yellow, UV-

Found on acid bark, wood, old fence posts and worked timber. Fairly tolerant of SO2 pollution, sometimes occurs with Lecanora conizaeoides

Warted pale or dark grey thallus, the black discs often slightly pruinose with thick margins. Spores brown, 14-19(-21) x 8-11 Ám.
Microscope photograph below.

Similar: Cyphelium sessile. K-, with smaller spores


Cyphelium inquinans


Cyphelium inquinans

Microscope photograph
Cyphelium inquinans, spores
Cyphelium inquinans
March 2012

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