Phyllotopsis nidulans Hat 30 to 90 mm long, 20 to 50 mm wide; semicircular, shelled, kidney-shaped; attached to the ground mainly sideways, directly, or with a white part covered with bristles; sometimes spread, with a velvet, felted surface, irregularly covered with hyphae; with always rolled up, hard edge; light-orange to orange-yellow.

Lamellae broad, radially aligned, eccentric, wavy, converging to the place of attachment, with interstices, with a smooth blade; yellow, orange or cinnamon.

Stem very vague or completely lacking.

Flesh thin, hard, elastic; yellowish; with a mild, but sometimes unpleasant, nauseous, cabbage smell and a mild, mushroom flavor.

Occurrence: in deciduous and coniferous forests, most often in the mountains. On lying, decaying trunks, mostly on spruce and pine, less often on deciduous; grows in colonies, bundles; quite rare. From August to October.

Value: Unaffected fungus.