Lichens of Belgium, Luxembourg and northern France

Distribution map of Thelidium zwackhii (Hepp) A. Massal.  by Paul Diederich   Thelidium zwackhii (Hepp) A. Massal.
« Thelidium papulare

On sandstone in a stream, on soil in a Mesobrometum and on siliceous rocks.

Belgium: Ard.: RRR.

Luxembourg: Ard.: RRR, Lorr.: RR.

France: - .

Lit.: Molitor & Diederich (1997: 81).

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