Conifer Mazegill - Gloeophyllum sepiarium

Alternative names
Rusty-gilled Polypore

Gloeophyllum sepiarium is a wood decay fungus. When fresh and very young its cap is more or less orange, but as it matures brown colours replace the orange from the centre outwards and it may even have a greenish tinge. The orangey gills are fairly distinctive.

Identification difficulty

Found on the deadwood of conifers.

When to see it

Fruiting bodies can be seen throughout the year, but it sporulates in late summer to autumn.

Life History

Saprobic on the deadwood of conifers

UK Status

Widespread and reportedly fairly frequent in Britain.

VC55 Status

Infrequent or under recorded in Leicestershire and Rutland where there are only 6 records to 2016.

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Leicestershire & Rutland Map


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

UK Map