Lichens of Belgium, Luxembourg and northern France
Clauzadea chondrodes (A. Massal.) Hafellner & Türk |
Syn.: Protoblastenia chondrodes (A. Massal.) Zahlbr., Clauzadea cyclisca (A. Massal.) V. Wirth, Lecidea cyclisca (A. Massal.) Malbr.
On hard calcareous rocks.
Belgium: Mosan: AR.
Luxembourg: - .
France: - .
Lit.: L9: 11.