Xanthoparmelia tinctina

Xanthoparmelia tinctina is a species of lichen from the family Parmeliaceae that can be found in Arizona, California, Northern Africa and Europe. The upper surface is yellow–green, while the bottom surface is brown and is plane, 0.2–0.6 millimetres (0.0079–0.0236 in) in diameter. The apothecia are 2–10 millimetres (0.08–0.39 in) wide, the thallus is laminal and is 3–10 centimetres (1–4 in) in diameter. The disc is either cinnamon-brown or dark brown and is ellipsoided. The pycnidia are immersed, and the conidia are bifusiform, with 8-spored asci which are hyaline and ellipsoid.