title: A two-gene phylogeny shows the lichen genus Niebla (Lecanorales) is endemic to the New World and does not occur in Macaronesia nor in the Mediterranean basin.
authors.affiliation: Plant Taxonomy and Conservation Biology, University of Liège, Sart Tilman B22, B-4000 Liège, Belgium. e.serusiaux@ulg.ac.be
authors.forename: Emmanuël
authors.initials: E
authors.lastname: Sérusiaux
authors.forename: Pieter
authors.initials: P
authors.lastname: van den Boom
authors.forename: Damien
authors.initials: D
authors.lastname: Ertz