Xanthoparmelia effigurata is a species of saxicolous (rock-dwelling), foliose lichen in the family Parmeliaceae. Found in Southern Africa, it was formally described as a new species in 1986 by the American lichenologist Mason Hale. The type specimen was collected from Cape Province at an elevation of , where it was found growing on schist ledges on a hillside near Meiringspoort. The lichen has a firm and leathery, pale yellowish-green thallus that grows up to in diameter. It comprises more or less linear that are 1.5âÂÂ2.5 mm wide and branched . It contains the secondary metabolites (lichen products) salazinic acid and usnic acid, sometimes with trace amounts of norstictic acid.