Circinaria contorta

Alternative names
Aspicilia contorta subsp. contorta
Description

Thallus of scattered to confluent, chalky-grey, more or less rounded, convex areoles, margin of thallus effuse, with dispersed areoles; apothecia one or more per areole.

Identification difficulty
Habitat

Common on base-rich rocks, also as a ‘chewing-gum lichen’ forming circular colonies on pavements.

When to see it

All year round.

UK Status

Widespread and fairly frequent in Britain.

VC55 Status

Status in Leicestershire and Rutland not known.

Leicestershire & Rutland Map

MAP KEY:

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

UK Map

Species profile

Species group:
Lichens
Kingdom:
Fungi
Order:
Pertusariales
Family:
Megasporaceae
Records on NatureSpot:
6
First record:
14/07/2017 (Pedley, Ivan)
Last record:
07/02/2023 (Nicholls, David)

Total records by month

% of records within its species group

10km squares with records

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