Thomson, JW/ Scotter, GW/ Ahti, T 1969: Lichens of the Great Slave Lake region, Northwest Territories, Canada. - The Bryologist72: 137-177. [RLL List # 72 / Rec.# 18443] Keywords: KEYS/ CANADA/ GREAT SLAVE LAKE/ NORTHWEST TERRITORIES/ HYPOGYMNIA/ NEW TAXA
Abstract: 9 fig. [345 species; some keys. New: Hypogymnia physodes f. elegans (Mereschk.) Thoms. comb. nov.]