Asclepias arborescens Linnaeus, Mantissa Plantarum Altera: 216. 1771.

"Habitat ad Cap. b. Spei. montibus." RCN: 1784.

Lectotype (Goyder & Nicholas in Kew Bull. 36: 804. 2001): [icon] " Apocynum frutescens, latis & undulatis foliis; floribus umbellatis, fructu gemino sulcato, spinoso"'m Burman, Rar. Afric. Pl.: 31, t. 13. 1738.

Current name: Gomphocarpus cancellatus (Burm. f.) Bruyns ( Asclepiadaceae).