Lich. Scand. (Upsaliae) 1, 1: 217 (1871). Basionym: Parmelia squamulosa var. discreta Ach., Methodus, Sectio prior: 41 (1803). Note: Author Acarospora discreta (Ach.) "Arnold" in Alstrup, Greenland.
Basionym: Parmelia squamulosa var. discreta Ach., Methodus, Sectio prior: 41 (1803).
Note: Author Acarospora discreta (Ach.) "Arnold" in Alstrup, Greenland.