Lichens of Belgium, Luxembourg and northern France

Distribution map of Caloplaca ulcerosa Coppins & P. James © by Paul Diederich   Caloplaca ulcerosa Coppins & P. James
« Caloplaca thallincolaCaloplaca vacillans »
see legend below picture
0.5 mm
photo #1 photo #2 photo #3
Caloplaca ulcerosa – Belgium (Mosan), Viroinval, Treignes, on Alnus, 1999, Aptroot 45281 – © 2007 by P. Diederich

On old trunks of Aesculus and Populus.

Belgium: Mar.: RR.

Luxembourg: Lorr.: RRR.

France: ... .

Lit.: L12: 81, Van den Broeck et al. (2008), Van den Broeck et al. (2009).

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