Lendemer, James C. Changes and additions to the checklist of North American Lichens. - I. Mycotaxon 89: 255-258. 2004.

ABSTRACT: Bactrospora macrospora has been found to be synonymous with Gyalecta lamprospora, resulting in the new combination Bactrospora lamprospora. Lecidea hebescens is placed in synonymy with Porpidia albocaerulescens, and Arthonia willeyi is placed in synonymy with A. diffusa. The following taxa are lectotypified: Arthonia diffusa, Arthonia willeyi, Gyalecta lamprospora, Lecanora pleiospora, Lecanora pleistospora, Lecanora thelococcoides, and Lecidea hebescens.

KEYWORDS: None.