In Québec, the genus Thuidium (family Thuidiaceae) counts 3 species of mosses. The stars? Delicate thuidium moss, Lesser Tamarisk-moss and Philibert's Tamarisk-moss, the most often observed. The richest region: Montérégie, with 3 species. Every species has its own page: photos, its season, its habitat and the best places to see it near you.