Opegrapha duckei Bat., J.L. Bezerra & Cavalc.

URM 21344. Place of collection: Brazil; Amazonas; Manaus. Date of collection: 7 February 1961. Associated organisms: Cephaleuros sp.; Chroodiscus coccineus; Gilmania pulchra; Mazosia sp.; Meliolaceae gen.indet.; Microxyphiomyces intermedius; Palmae gen.indet.; Phycopeltis sp.; Pleurophomyces palmicola; Porina cenocarpi; Porina kamerunensis; Porina minuta; Scolecopycnis palmacearum; Setomyces giganteae; Setomyces orchideae; Spiropes dorycarpus; Tegoa mappiae; Tegoa tabebuiae; Trentepohlia sp.; Trichothelium amazonense. Collector: Batista, A.C..