Species details

Mossy maze polypore

Cerrena unicolor

Inedible
Mossy maze polypore – Cerrena unicolor

Photo: Keith Seifert · CC BY-SA 4.0 · Photo source · License

Description

A grey to ash-zoned tough bracket on hardwood with an irregular maze-like to toothed fertile surface.

Identification features

Fruitbodies are bracket-shaped, thin to moderately thick, grey-brown and often concentrically zoned. The underside is initially porous, later the pores become torn and maze-like.

Identification checklist

Check the ash-grey zoned cap and irregularly porous to maze-like underside.

How to separate similar species

Lenzites betulinus has a more distinctly gill-like fertile surface, while Trametes has more regular pores.

Habitat

Grows on dead and damaged hardwood, often stumps and logs, through much of the year.

Fruiting period

March, April, May, June, July, August, September, October, November

Similar species

Extended-description sources