Included here are the Tien Shan Mountains, the Alai Range and the Alai Valley and not just Central Tien Shan.
Of the endemic and near endemic vascular plants so far recorded there are about 801 species in 228 genera and 47 families. There are 15 endemic genera (marked red) but no endemic families.
Knystautas, A. 1987. The Natural History of the USSR. Century Hutchinson Ltd.