Jorgensen, PM/ Kristinsson, H 2003: Psoroma hirsutulum, a lichen found in Iceland, new to the Northern Hemisphere. - Graphis Scripta14(2): 55-57. [RLL List # 192 / Rec.# 24773] Keywords: ICELAND/ PSOROMA
Abstract: 1 fig. [New to Iceland: Psoroma hirsutulum.]