In Québec, the genus Taphrina (family Taphrinaceae) counts 11 species of mushrooms. The stars? Eastern American alder tongue gall fungus, Oak Leaf Blister and Taphrina communis, the most often observed. The richest region: Montérégie, with 7 species. Every species has its own page: photos, its season, its habitat and the best places to see it near you.