New Taxa of Saxifragaceae and Rosaceae from the Hengduan Mountains
横断山区虎耳草科和蔷薇科新植物

In the present paper, we new species and two new varieties of Saxifragaceae and Rosaceae are described from the Hengduan Mountains. They are Philadelphus lushui- ensis Ku et S. M. Hwang, Parnassia lanceolata Ku var. oblongipetala Ku, P. nubicola Wall.ex Royle var. nana Ku and Malus muliensis Ku.