Which is a flowering plant the tolerates sandy soil and low rainfall: Luma or Cowpea?
Luma (plant): Luma is a genus of flowering plants in the myrtle family Myrtaceae, described as a genus in 1853. Cowpea: The cowpea, "Vigna unguiculata", is an annual herbaceous legume from the genus "Vigna". Cowpea:  Due to its tolerance for sandy soil and low rainfall it is an important crop in the semi-arid regions across Africa and other countries.
cowpea