Knudsen, Kerry & James C. Lendemer. Changes and additions to the checklist of North American Lichens — III. Mycotaxon 93: 277-281. 2005.

ABSTRACT: Lecidea santae-monicae and Lecidea violascens are placed in synonymy with Lecidea laboriosa. A new combination is made: Polysporina oligospora. Ramonia gyalectiformis is considered a species distinct from R. ablephora. Sarcogyne plicata (currently called Biatorella plicata) is placed in synonymy with Sarcogyne privigna. A neotype is selected for Sarcogyne novomexicana. Sarcogyne californica is placed in synonymy with Sarcogyne similis. Lectotypes are selected for the following names: Lecidea santae-monicae, Lecidea violascens, Sarcogyne californica, and Sarcogyne similis.

KEYWORDS: None.