水杉
The garden was established in 1953 by Jean-Michel Spas. Today it is one of the most extensive collections of alpine plants in France, containing about 4,100 alpine taxa (2,500 genera) representing 3,700 species and 400 cultivars, with 450 taxa of "Saxifraga" and many threatened species. It also contains fine tree specimens including "Cedrus libani", "Ginkgo biloba", "Metasequoia glyptostroboides", "Pinus cembra", "Sequoiadendron", and "Taxodium distichum".