A pale grey foliose lichen composed of narrow, flattened branches where the lobe ends become inflated and hood-shaped.

Physcia tenella grows in very similar places but lacks the 'hoods'.

Can be found tightly attached to the bark and upper surface of the branches of various plants in nitrogen rich soils.

All year round.

An indicator of high nitrogen levels.

Widespread and common throughout Britain.

Very common in Leicestershire and Rutland.