Lichens of Belgium, Luxembourg and northern France

Distribution map of Pertusaria albescens (Huds.) M. Choisy & Werner  by Paul Diederich   Pertusaria albescens (Huds.) M. Choisy & Werner
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Pertusaria albescens – Luxembourg (Lorr.), Leudelange – © 2003 by Paul Diederich

Syn.: P. albescens var. corallina (Zahlbr.) J. R. Laundon, P. discoidea (Pers.) Malme, P. globulifera (Turner) A. Massal., P. henrici sensu Erichsen, P. orbiculata (Schreb.) Zahlbr.

Corticolous, on roadside trees (mainly Fraxinus and Populus), in orchards (on Malus and Pyrus) and in forests (mainly on Fagus and Quercus).

Belgium: Mar.: R, Fl.: AR, Camp.: AR, Brab.: AC, Mosan: AR, Ard., Lorr.: AC-C.

Luxembourg: Ard.: AC, Lorr.: C.

France: Mar.: RRR, Boul.: RR, Pic.: R, Brab.: RR, Lorr.: R.

A single fertile specimen is known from Luxembourg.

Lit.: Boul.: 71, Ca: 114-115, Di: 184-186, DSL: 236-237, Ho: 139, 200, NL84: 16, Hanko (1983: 236).

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