Dimerium pulveraceum
(Speg.) Theiss.
URM 17471. Place of collection: Brazil; Pernambuco; Jaboatão. Date of collection: 16 October 1959. Associated organisms: Capitorostrum asteridiellae; Meliola sp. (thallus); Plantae indet. (leaf). Collector: Batista, A.C..