Lichens of Belgium, Luxembourg and northern France

Distribution map of Collema fragrans (Sm.) Ach.  by Paul Diederich   Collema fragrans (Sm.) Ach.
« Collema fragileCollema furfuraceum »

Syn.: C. microphyllum Ach., Leptogium microphyllum (Ach.) Leight.

On Ulmus.

Belgium: Ard.: RRR (†1904).

Luxembourg: - .

France: Brab.: RR (†1906).

Now extinct throughout the area of study.

Lit.: DG: 20, Degelius (1954: 298-307).

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