In Québec, the order Exobasidiales brings together 5 species of mushrooms, in 1 family. The stars? Exobasidium karstenii, Exobasidium vaccinii-uliginosi and Cowberry Redleaf, the most often observed. The richest region: Nord-du-Québec, with 4 species. Every species has its own page: photos, its season, its habitat and the best places to see it near you.