Lichens of Belgium, Luxembourg and northern France

Distribution map of Collema dichotomum (With.) Coppins & J. R. Laundon © by Paul Diederich   Collema dichotomum (With.) Coppins & J. R. Laundon
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Collema dichotomum – Belgium (Ard.), Ortho, 1967, Lambinon 67/596 (LG) – © 2004 by Paul Diederich

Syn.: C. fluviatile (Huds.) Steud.

On siliceous rocks, immersed in rivers.

Belgium: Ard.: RR.

Luxembourg: - .

France: - .

Lit.: La69: 101, L12: 82.

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