Xanthoparmelia lecanoricaXanthoparmelia lecanorica is a foliose lichen that belongs to the genus Xanthoparmelia. It is noted for being similar in appearance, and has often been misidentified as, Xanthoparmelia arida.DescriptionXanthoparmelia lecanorica grows to around 3–5 cm in diameter with broad yellow-green sub irregular lobes that extend 1–2 mm wide. The underside is dark brown to black, with simple rhizines approximately 0.2-0.5 mm long.Habitat and rangeXanthoparmelia lecanorica is found in South Africa. At times, specimens of Xanthoparmelia arida have been misidentified in North America as Xanthoparmelia lecanorica.ChemistryXanthoparmelia lecanorica has been recorded as containing both lecanoric and usnic acids.