Spongiosperma is a genus of plant in family Apocynaceae first described as a genus in 1988. It is native to the South America, nations of Venezuela, Colombia, and Brazil. Species \n* Spongiosperma cataractarum Zarucchi - Bolívar State in SE Venezuela \n* Spongiosperma grandiflorum (Huber) Zarucchi - Amapá, Pará, Maranhão \n* Spongiosperma longilobum (Markgr.) Zarucchi - Amazonas State in NW Brazil \n* Spongiosperma macrophyllum (Müll.Arg.) Zarucchi - S Venezuela, SE Colombia, NW Brazil \n* Spongiosperma oleifolium (Monach.) Zarucchi - Amazonas State in S Venezuela \n* Spongiosperma riparium (Monach.) Zarucchi - S Venezuela, SE Colombia