In Québec, the family Pleurotaceae (order Agaricales) counts 10 species of mushrooms. The stars? Aspen oyster mushroom, Lynx Paw Oyster and Oyster Mushroom, the most often observed. The richest region: Montréal, with 9 species. Every species has its own page: photos, its season, its habitat and the best places to see it near you.