Nordic J. Bot. 2, 3: 291 (1982). Basionym: Parmelia negata Nyl., Flora, Regensburg 55: 547 (1872). Type locality: Lindig 735, N. Gran. [Novo-Granatense] (H - holotype).
Basionym: Parmelia negata Nyl., Flora, Regensburg 55: 547 (1872).
Type locality: Lindig 735, N. Gran. [Novo-Granatense] (H - holotype).