Lichens of Belgium, Luxembourg and northern France
Megalaria grossa (Nyl.) Hafellner |
Syn.: Catillaria grossa (Nyl.) Körb., Catinaria grossa (Nyl.) Vain., Buellia premnea (Fr.) Kickx, Catinaria leucoplaca (DC.) Zahlbr.
On bark of Quercus, probably in forests.
Belgium: Fl.: RRR (†<1864).
Luxembourg: - .
France: - .
Now extinct throughout the area of study.
Lit.: L5: 30.