754 



ZONES AND REGIONS [Ft. Ill, Sect. IV 



the character of steppe. Fig. 455 shows the banks of the Shakh-daria, 

 a tributary of the Panj, bordered by dense bush. The vegetation is still 



FlG. 451. Pamirs: Kudara in the Kudara valley. From a 

 photograph by Kaznakoff. 



more luxuriant on the western slope of the plateau, at Shugnan, where 

 trees appear below 7,000 meters (Fig. 456). 



The central and southern belt of the Nan-Shan in North-east Tibet, 



Fig. 452. Pamirs : Valley on the Kaindi range. Juniperus sp. From 

 a photograph by Kaznakoff. 



according to Przhevalsky \ consists of loess, fine sand, sometimes granitic 

 gravel, and bears a desert character on its lower slopes (Kalidium gracile, 

 Reaumuria songarica, R. trigyna. Lasiagrostis splendens). Only the banks 



1 Przhevalsky, op. cit, p. 68. 



