Texas Ash - Fraxinus texensis
This ash is a specialist of limestone soils and is found only in parts of Texas and southern Oklahoma. It is a small tree (50 feet) with gray, furrowed bark. The wood is strong and has been used for various items. The leaves are pinnately compound, about 8 inches in length and most often composed of 5 leaflets. The leaflets are elliptical with rounded teeth; they are dark green above and whitish beneath. Male and female flowers are produced in clusters on different trees. The flowers lack petals, and the fruits are flattened and winged, and up to an inch in length.