(November 2016) Pogona is a genus of reptiles containing eight lizard species, which are often known by the common name bearded dragons. The name bearded dragon refers to the beard of the lizard, the underside of the throat which turns black if they are stressed or see a potential rival.
Desert willow (Chilopsis linearis), with its delicate, pale green leaves and large, fragrant flowers, loses its leaves in winter. A North American native, desert willow grows wild in the southwestern United States and Mexico. It commonly grows in desert areas that flood seasonally, like stream beds and low canyon areas.
River birch is hardy to Zone 4. River birch will drop its leaves during a drought when it is planted on a hot, dry site. It is susceptible to damage in ice storms, although it tends to be resistant to limb breakage in general. River birch will produce surface roots, especially on wet or clay soils.