The relicts of the xerophyte vegetation of Beringia in the Northeastern Asia.    From Wordnik.com.  [Northeast Siberian taiga] Reference

Shrub steppe is also common in this ecoregion comprised of xerophyte shrub and tree species of Spiraea, Caragana, Amygdalus, Lonicera.    From Wordnik.com.  [Kazakh steppe] Reference

Gorges also a xerophyte (drought-tolerant) subspecies, Labourdonnaisia revoluta can be found.    From Wordnik.com.  [WN.com - Articles related to Kill weeds with help from the sun] Reference

Guide, in Black River Gorges also a xerophyte (drought-tolerant) subspecies, Labourdonnaisia revoluta can be found.    From Wordnik.com.  [WN.com - Articles related to Kill weeds with help from the sun] Reference

The species is said to be hygrophil, according to the Illustrated Guide, in Black River Gorges also a xerophyte (drought-tolerant) subspecies, Labourdonnaisia revoluta can be found.    From Wordnik.com.  [WN.com - Photown News] Reference

Another leafless Asclepiad, Periploca aphylla, which extends westwards to Arabia and Nubia and southwards to Sindh, is, like Boucerosia, a typical xerophyte adapted to a very dry soil and atmosphere.    From Wordnik.com.  [The Panjab, North-West Frontier Province, and Kashmir] Reference