Manna lichen, Sweet dew lichen, Wind rolled lichen
Lecanora affinis
Family: Lecanoraceae
What it is like
This lichen blows about and is heaped up by the wind.
Where it is found
It grows on sandstone, granite and calcareous rocks in open areas.
Countries/locations it is found in
Africa, Algeria, Armenia, Asia, Caucasus, China, Europe, North Africa
How it is used for food
It is sometimes ground up and added to corn.
It is an emergency food.
Edible parts
Plant, lichen