In Québec, the genus Rhizoplaca (family Lecanoraceae) counts 3 species of mushrooms. The stars? Scattered Rock-posy Lichen and Opinicon Rock-posy Lichen, the most often observed. The richest region: Montérégie, with 2 species. Every species has its own page: photos, its season, its habitat and the best places to see it near you.