Flavoparmelia euplecta (Stirt.) Hale
Mycotaxon 25, 2: 604 (1986).
Chemistry: Cortical pigment usnic acid (major), medullary protocetraric acid (major), skyrin, euplectin, coneuplectin, (Ernst-Russel et al. 2000: 129).
Note: Apparently euplectin is causing the orange-red colour of the medulla.