Thomson, JW 1984: American Arctic Lichens 1. The Macrolichens. - Columbia University Press, New York. 504 pp. [RLL List # 124-96 / Rec.# 18494] Keywords: ARCTIC/ KEYS/ OWN/ NORTH AMERICA
Abstract: Hundreds of figures. [Treatment of 62 genera and hundreds of species. Keys are provided to genera and to species. Several taxa are reported as new to North America. Each species is treated with a brief synonymy, description, chemical notes, ecological and geographical observations, a dot map showing distribution in arctic America and an original illustration by either Bethia Brehmer or Lucy Taylor. References to the pertinent taxonomic literature for each genus are also included as is an index.]