Brodo, IM 1967: Lichens of the Ottawa area. II. The fruticose species. - Trail & Landscape [Ottawa Field Naturalists' Club]1: 114-115, 118-121. [RLL List # 74 / Rec.# 2443] Keywords: OTTAWA/ CANADA/ KEYS/ MACROLICHENS
Abstract: 10 fig. [Including a key to the common species.]