Honegger, R 1982: The ascus apex in lichenized fungi III. The Pertusaria-type. - Lichenologist14: 205-217. [RLL List # 117-50 / Rec.# 8706] Keywords: ASCUS/ PERTUSARIA/ MORPHOLOGY/ EVOLUTION/ PERTUSARIACEAE
Abstract: 6 figures. [Detailed investigation of a new ascus type found only in a few genera in the Pertusariaceae. "The Pertusaria-type might represent a side-branch of evolution from bitunicate to unitunicate forms within the Lecanorales."]