Stenostelma

Stenostelma is a genus of plants in the family Apocynaceae, first described as a genus in 1894. It is native to southern Africa, ranging from Mozambique, Zambia, and Namibia to South Africa.

Six species are accepted:
 * Stenostelma capense Schltr. - South Africa (Cape Provinces, Free State, and Northern Provinces) to Botswana, Namibia, Zimbabwe, and Zambia
 * Stenostelma corniculatum (E. Mey.) Bullock - South Africa, Lesotho, Eswatini, and Mozambique
 * Stenostelma eustegioides (E.Mey.) Bester & Nicholas – Northern Provinces (Gauteng) to Free State and Cape Provinces
 * Stenostelma ligulatum Bester & Nicholas – Northern Provinces of South Africa
 * Stenostelma periglossoides (Schltr.) Bester & Nicholas – Free State, KwaZulu-Natal, and Northern Provinces of South Africa
 * Stenostelma urceolatum Bester & Nicholas – KwaZulu Natal

Stenostelma eminens (Harv.) Bullock, syn of Asclepias eminens (Harv.) Schltr.
 * formerly included