Other broadleaved tree species.
Found fruiting on the stem and main scaffold branches.
Annual . Tough and woody. Individually small but usually observed in large tiered clusters pressed against the wood substrate. Upper surface rust brown to dark brown. Pore surface silvery white and slotted.
Xanthoporia radiata (on birch and alder).
Very rare within the UK. Findings should be reported to Kew Gardens. Habitat should be conserved. Indicative of physiological decline of the host tree. Likely a white rot.