Adenium obesum Roemer & Schultes 1819
The thick trunk up to 15 ft tall, produces clusters of dark-green oval leaves with a pronounced mid-vein. As with other members of the Apocynaceae (Dogbane Family), the showy white, pink or red flowers have 5-fold symmetry. Native to Aarabia, Socotra and tropical Africa and naturalised elsewhere across the tropics.
Adenium obesum ssp. boehmianum (Southern Africa, Namibia, Angola)
Adenium obesum subsp. obesum (from Mauritania and Senegal to Sudan)
Adenium obesum subsp. oleifolium (South Africa, Botswana)
Adenium obesum subsp. socotranum (Socotra)
Adenium obesum subsp. somalense (Eastern Africa)
Adenium obesum ssp. swazicum (Eastern South Africa)