Abstract:Subsection Fortunea is one of the original Subsection in Rhododendron Subgenus Hymenanthes, it containing 26 species and 7 subspecies and 12 varieties. All of the species divided into seven plant-groups according to the morphological characters and geographical distribution and the relationships of all the plant-groups are discussed. There are two figures shows the distribution of six plant-groups in Sichuan and the other one shows the relationships of their evolution of some plant-groups from A to E and shows F and G to be isolated. Subsection Fortunea has a recent center in western region of Sichuan.