Apocynaceae
Adenium(26), Alafia(20), Allamanda(6), Alstonia(21), Ancylobothrys(6), Araujia(4), Asclepias(4), Baissea(50), Callichilia(1), Calotropis(4), Carissa(25), Cascabela(2), Catharanthus(3), Ceropegia(21), Chamaeclitandra(15), Clitandra(3), Crioceras(8), Cryptolepis(63), Cylindropsis(10), Cynanchum(8), Dictyophleba(12), Diplorhynchus(76), Fockea(11), Funtumia(26), Glossostelma(23), Gomphocarpus(52), Holarrhena(10), Hoodia(13), Huernia(4), Hunteria(7), Landolphia(175), Marsdenia(38), Mondia(9), Motandra(17), Nerium(1), Oncinotis(9), Orbea(7), Orthanthera(15), Orthopichonia(2), Pachycarpus(19), Pachypodium(14), Pentarrhinum(6), Pergularia(25), Periploca(11), Picralima(8), Pleiocarpa(11), Pleioceras(3), Plumeria(1), Raphionacme(7), Rauvolfia(20), Saba(7), Sarcostemma(20), Secamone(21), Stapelia(4), Stathmostelma(8), Strophanthus(111), Tabernaemontana(2), Tabernanthe(15), Tacazzea(33), Tavaresia(7), Trachycalymma(18), Tylophora(6), Voacanga(18), Xysmalobium(14).