Ascodichaena rugosa


A small bark fungus that could be confused with Graphina pauciloculata – expert confirmation of the species is needed. The Anamorph state is visible as darkish ellipsoid horizontal strips on the bark of trees; these strips are formed by a highly rough to warted dark brown tissue.

Similar Species

Superficially looks like a lichen.

Identification difficulty

On the bark of trees, especially Beech.

When to see it

All year round.

Life History

Exists under 2 states: perfect state, sexual (Teleomorph) very rare and the imperfect state, asexual (Anamorph) very common.

UK Status

Widespread and fairly frequent in Britain.

VC55 Status

Status in Leicestershire and Rutland not known.

be our species champion

Leicestershire & Rutland Map


Yellow squares = NBN records (all known data)
Coloured circles = NatureSpot records: 2020+ | 2015-2019 | pre-2015

UK Map