Pike, LH/ Hale, ME", Jr 1982: Three new species of Hypogymnia from western North America (Lichenes: Hypogymniaceae). - Mycotaxon16: 157-161. [RLL List # 115-56 / Rec.# 14510] Keywords: NORTH AMERICA/ HYPOGYMNIA/ HYPOGYMNIACEAE/ PARMELIACEAE/ NEW TAXA
Abstract: 1 figure. [New: Hypogymnia heterophylla Pike, sp. nov.; H. occidentalis Pike, sp. nov., and H. mollis Pike & Hale, sp. nov.]