Environs. Flowering "Desert Rose" bush/tree in a dry steam bed area of the Sahel in Eastern Chad, near the Breidjing Refugee Camp. The Adenium or "Desert Rose" is an extraordinary tropical plant. Coming essentially from East Africa, where it is found under different "subspecies" in countries like Sudan, Yemen, Socotra , Namibia, South Africa, Zimbabwe. (Supporting image from the project Hungry Planet: What the World Eats.).