Traditional Tibetan medicine plant resources of Orchidaceae family inthe Eastern QinghaiTibet Plateau

The traditional Tibetan medicine plant resources of Orchidaceae family in the Eastern QinghaiTibet Plateau were investigated and the result showed that there were 11 species belonged to 10 genera. These 11 species could be grouped into 5 distribution types. In which, the type of the North Temperate Zone distribution was the dominant (60%) and this suggested that the flora in the Eastern QinghaiTibet Plateau was temperate.