Xanthoparmelia conspersa
Alternative names
Parmelia conspersa
Description
Thallus yellow-grey or bluish-grey, often glossy. Narrow, overlapping lobes to 3mm wide and much divided. Underside black with short rhizines. Variable covering of coralloid isidia, often abundant. Occasionally fertile producing brown-disced apothecia with thin, contorted margins.
Identification difficulty

Habitat
Acid rocks, walls and roofs in exposed areas.
When to see it
All year.
UK Status
Common. With a Western distribution.
VC55 Status
Frequent. Mostly confined to Charnwood Forest.
Leicestershire & Rutland Map
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MAP KEY:
Yellow squares = NBN records (all known data)
Coloured circles = NatureSpot records: 2020+ | 2015-2019 | pre-2015