Lecanora albescens

Description

A white or grey white crustose lichen with crowded apothecia which have thick margins and pale buff discs.

Identification difficulty
Habitat

On sunny faces of calcareous rocks and concrete.

When to see it

All year round

Life History

This species is often parasitised by another lichen, Arthonia apotheciorum, which blackens the apothecia discs.

UK Status

Common in England, more local in Wales and Scotland.

VC55 Status

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