Protoblastenia rupestris

Description

Thallus thin, greenish, pale to orange-grey, or grey-brown, areolate; apothecia pale to deep orange, often strongly convex, not set in pits.

Identification difficulty
Habitat

On chalk and limestone rocks, concrete, mortar of old walls and similar calcareous substrates.

When to see it

All year round.

UK Status

Widespread and often common in Britain.

VC55 Status

Fairly frequent in Leicestershire and Rutland.

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Leicestershire & Rutland Map

MAP KEY:

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

UK Map