Tajikistan, 10 km north of the Afghanistan border near Shaartuz, southwestern Tadzhikistan, USSR.
Climate: Mean annual precipitation is 100-120 mm, as rain or snow. Vegetation: Thorn shrub-dominated site with white saxaul and sherkesh. Some Poa bulbosa in the interspaces. The major interspace cover was cryptogamic. Soil: Surface 4.5 cm is silt- dominated, below this layer is very deep dune sand.
K+ red KOH 20% if it turns red confirms genus