Mycotaxon 25, 1: 252 (1986).

Basionym: Parmelia subcentrifuga Oxner, J. Bot. Acad. Sci. RSS Ukraine 1: 3-4: 39 (1940).

Distribution: Canada: Alberta, British Columbia a.o.

Note: A rare lichen (Hale 1986). Relatively common at Jonas Rockslide in Alberta, Canada (John 1989: 107).