Species details

Robust bracket

Fomitiporia robusta

Inedible
Robust bracket – Fomitiporia robusta

Photo: Lucia Elgueta · CC BY 4.0 · Photo source · License

Description

A large perennial very hard rusty-brown polypore, especially characteristic of living oaks.

Identification features

Fruitbody about 10–30 cm wide and 5–12 cm thick, semicircular and hard. Old parts are grey-black and cracked, younger parts yellow-ochre to rusty-brown.

Identification checklist

Check the large hard bracket on living oak, rusty-brown interior and very fine rusty pores.

How to separate similar species

Fomitiporia punctata is usually spread flat over the substrate and does not form such a prominent hoof-like bracket.

Habitat

Parasitic mainly on living oaks, less often other hardwoods; perennial fruitbodies are visible year-round.

Fruiting period

January, February, March, April, May, June, July, August, September, October, November, December

Similar species

Extended-description sources