Lichens of Belgium, Luxembourg and northern France

Distribution map of Opegrapha reactiva (Alstrup & D. Hawksw.) Etayo & Diederich  by Paul Diederich   Opegrapha reactiva (Alstrup & D. Hawksw.) Etayo & Diederich
« Opegrapha niveoatraOpegrapha rufescens »
see legend below picture
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Opegrapha reactiva – UK, Wales, Merioneth, 2002, Orange 13746 (hb Diederich) – © 2007 by Paul Diederich

Syn. Kalaallia reactiva Alstrup & D. Hawksw.

Lichenicolous, on the thallus of Ionaspis lacustris.

Belgium: Ard.: RRR.

Luxembourg: - .

France: - .

Lit.: L9: 15.

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