About Stillingia texana I.M.Johnst.
Stillingia texana, commonly known as Texas toothleaf, is a species of flowering plant that belongs to the Euphorbiaceae family. This species was first formally described in 1923 by Ivan Murray Johnston. S. texana is native to the South Central United States and Mexico. It is widespread across upland, calcareous prairies in central Texas; its range extends northward to scattered locations in Oklahoma, and southward to Coahuila.