What is the vegetation in southern Asia?

Answer 1

There are the Arab countries, Iran, and Turkey which primarily occupy deserts and semi-arid regions. The deserts are relatively devoid of vegetation, save for oases and rivers where palm trees and numerous reeds and grasses abound. The semi-arid regions are often host to strong trees like cypress trees and light proliferation of grasses.

The Transcaucasian Former Soviet Countries like Kazakhstan, Uzbekistan, Turkmenistan, Kyrgyzstan, and Tajikistan having rolling plains (steppes) which are home to tall grasses like wheat-grasses, barley, and sorghum.