In Québec, the genus Lepra (family Pertusariaceae) counts 5 species of mushrooms. The stars? Finger Wart Lichen, Bitter fluff-wart and Powdered Wart Lichen, the most often observed. The richest region: Bas-Saint-Laurent, with 3 species. Every species has its own page: photos, its season, its habitat and the best places to see it near you.