Xanthoparmelia lobulifera
Xanthoparmelia lobulifera is a species of saxicolous, foliose lichen in the family Parmeliaceae. Found in South Africa, it was formally described as a new species in 1986 by the American lichenologist Mason Hale. The type specimen was collected from a pasture along highway R30, at an elevation of about ; there, it was found growing on open sandstone cliffs. The thallus, which is quite tightly attached to its rock, is bright yellow green and measure in diameter. It is made of more or less linear measuring 0.6–1 mm wide. It has a dull black undersurface that lacks rhizines. The lichen contains stictic acid, constictic acid, and usnic acid.