thallus areolate, areoles very convex pale gray to faintly yellow (xanthone) on slightly placodioid marginal areoles, K+y strong C~y weak where yellow KC+o strong where yellow, apothecia dark brown to black, epihymenium bright red-brown POL- K-, hymenium ~60-70um clear, amphithecium cortex indistinct strongly granular POL+ clearing in K ~30-50um, amphithecium medulla filled with algae strongly coarsely POL+ not clearing in K, spores 8 per ascus ~15-17x7-8um, conidia ~25um wavy-filiform