following rediscovery of 'type' material, this name is restricted to northern hemisphere (particularly UK) collections characterised by purple KOH-extractable stromatal pigment;[SP]sensu auct. NZ.;;Accepted for New Zealand by Ju & Rogers (1997), but Rogers et al. (1999) consider this species to be restricted to Europe, and the widespread species previously considered D. concentrica is now accepted as D. childiae.
NZOR Concept Id
NZFUNGI (2012-) New Zealand Fungi Names - Name Based Concepts