Aspicilia caesiocinerea


Thallus usually thick, warted, cracked or areolate, light grey, often with bluish tinge. Prothallus grey when present. Apothecia have black discs with persistent, thin, entire margins.

Identification difficulty

Found on nutrient-rich siliceous rocks, often near water.

When to see it

All year round.

UK Status

Widespread and common in Britain.

VC55 Status

Fairly frequent in Leicestershire and Rutland.

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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