Acarospora fuscata

Acarospora fuscata

Description

This is a common species on nutrient-rich siliceous rocks such as granite. The thallus of this lichen is matt brown and has the appearance of dried mud. It reacts to bleach (C) by turning red.

Identification difficulty
Habitat

Found on silica based rocks and stonework that are also nutrient rich.

When to see it

All year round.

UK Status

Common and widespread in Britain.

VC55 Status

Quite common in Leicestershire and Rutland.

Leicestershire & Rutland Map

MAP KEY:

Yellow squares = NBN records (all known data)
Coloured circles = NatureSpot records: 2025+ | 2020-2024 | pre-2020

UK Map

Additional images

All NatureSpot records