Parmotrema soredioaliphaticum is a species of saxicolous lichen in the family Parmeliaceae.

The holotype was collected in Cerro Colorado in northern Córdoba Province, Argentina, where it was found growing on a rock.

The thallus of the lichen is foliose, with a pale grey colour, and measures up to 10 cm (4 in) across.

It is a morph of the species Parmotrema alidactylatum with sorediate dactyls (finger-like protrusions with a powdery surface).

[1] Parmotrema soredioaliphaticum was reported from Bolivia in 2012.