Glaucomaria rupicola var. rupicola

Alternative names
Lecanora rupicola
Description

This is a crust forming lichen which is chalky white to pale grey, smooth but extensively cracked. Often characterised by a paler white rim to the thallus.

Identification difficulty
Habitat

Found on siliceous rocks and walls.

When to see it

All year round.

UK Status

Widespread and fairly frequent, particularly in northern and western Britain.

VC55 Status

Uncommon in Leicestershire and Rutland and particularly found in the Charnwood area.

Leicestershire & Rutland Map

MAP KEY:

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

UK Map

Species profile

Common names
Slow-Growing Lichen
Species group:
Lichens
Kingdom:
Fungi
Order:
Lecanorales
Family:
Lecanoraceae
Records on NatureSpot:
18
First record:
17/02/2013 (Nicholls, David)
Last record:
25/01/2025 (Smith, Peter)

Total records by month

% of records within its species group

10km squares with records

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