Caltha palustris
The garden was established in 1990, and currently contains about 450 species of which 26 are endemic to the Maritime Alps. Its collections include "Caltha palustris", "Epilobium alsinifolium", "Galium tendae", "Potentilla valderia", P. fruticosa, "Saxifraga florulenta", S. stellaris, S. aizoides, "Senecio balbisianus", "Silene cordifolia", "Viola argenteria", and "Viola valderia".