Wetmore, CM/ Kärnefelt, EI 1998: The lobate and subfruticose species of Caloplaca in north and central America. - The Bryologist101(2): 230-255. [RLL List # 171 / Rec.# 20205] Keywords: CALOPLACA/ CENTRAL AMERICA/ GASPARRINIA/ GROWTH FORMS/ NORTH AMERICA/ SAXICOLOUS LICHENS/ XANTHORIA
Abstract: 31 fig. [Descriptions and a key are provided for 19 saxicolous species, of which three are subfruticose and 16 are lobate. Color photos of 10 species and distribution maps for all 19 are given. New: Caloplaca appressa sp. nov. (Mexico), C. stellata sp. nov. (from Lake Superior through western North America), C. texana sp. nov. (Texas through northern Mexico). New to North America (north of Mexico): C. brouardii.]