In Québec, the genus Myelochroa (family Parmeliaceae) counts 3 species of mushrooms. The stars? Powdery Axil-bristle Lichen, Smooth Axil-bristle Lichen and Rock Axil-bristle Lichen, the most often observed. The richest region: Outaouais, with 3 species. Every species has its own page: photos, its season, its habitat and the best places to see it near you.