Lichens of Belgium, Luxembourg and northern France
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Polyblastia cupularis A. Massal. |
Syn.: P. intercedens (Nyl.) Lönnr.
On natural, calcareous rocks, in rather humid and sheltered conditions.
Belgium: Mosan: R.
Luxembourg: - .
France: - .
Lit.: BDL2: 44, NL87: 22.