Description

Cap: applanate to centrally depressed, but usually radially ridged; 20 - 50 mms diameter; laccate, shiny; strongly zoned in different shades of yellowish brown with a cream outer ring.

Stipe: central or eccentric, cylindrical but irregular; 40 - 50 × 5 - 10 mms; yellow brown, velvety to felty, attached insititiously to buried wood.

Pores: subdecurrent, 1 - 3 per mm; yellowish brown.

Flesh: thick and woody, pale brown.

Spore print: yellowish.

Spores:

Notes: a woody polypore on a tall irregular stipe growing on buried wood or roots, Amauroderma insulare may be recognized by its pale yellowish brown zoned cap. Described by Patouillard in 1903 from material collected on Ile des Pins. There have only ever been two collections of this rare fungus. A candidate for the New Caledonia Red List.