Lichens of Belgium, Luxembourg and northern France
|Dirina massiliensis Durieu & Mont.|
Reported from Belgium: Ard. by Tehler (1983: 33), but no material seen by us. All sterile whitish thalli with Trentepohlia and reacting C+ red (lecanoric acid) from Belgium: Ard. and most from Luxembourg: Lorr. proved to be Arthonia endlicheri.