Xanthoparmelia capensis
Xanthoparmelia capensis is a rare species of saxicolous, foliose lichen in the family Parmeliaceae. Found in southern Cape Province of South Africa, it was formally described as a new species in 1986 by the American lichenologist Mason Hale. The type specimen was collected about east of Swellendam, at an elevation of about ; there, it was found growing on low sandstone ledges in a pasture. The lichen is pale yellowish-green and reaches diameters of across, comprising somewhat irregular that measure 1.2–2 mm. It contains salazinic acid and usnic acid.