Henssen, A 1995: Psoroglaena costaricensis, a new lichen from Costa Rica, and remarks on other taxa of the genus Psoroglaena (Verrucariaceae). - In: Knoph, J-G/Schrüfer, K/Sipman, HJM (eds.): Studies in Lichenology with Emphasis on Chemotaxonomy, Geography and Phytochemistry. Festschrift Christian Leuckert. . Bibliotheca Lichenologica, J. Cramer, Berlin, Stuttgart pp. 199-210. [RLL List # 159 / Rec.# 8354] Keywords: COSTA RICA/ PROCHLORALES/ PSOROGLAENA/ VERRUCARIACEAE
Abstract: 24 fig. [New: Psoroglaena costaricensis sp. nov., P. stigonemoides (Orange) comb. nov. "The yellow-green photobiont in Psoroglaena species is apparently a filamentous cyanobacterium, possibly belonging to an undescribed genus of the Prochlorales."]