World Checklist of Selected Plant Families: Royal Botanic Gardens, Kew

Asclepias mackenii (Harv.) Schltr., J. Bot. 34: 454 (1896).

This name is a synonym.

Homotypic Names:
Accepted Name:	Pachycarpus mackenii (Harv.) N.E.Br. in D.Oliver & auct. suc. (eds.), Fl. Trop. Afr. 4(1): 377 (1902).
Family:	Apocynaceae
* Gomphocarpus mackenii Harv., Thes. Cap. 2: 60 (1863). Pachycarpus mackenii (Harv.) N.E.Br. in D.Oliver & auct. suc. (eds.), Fl. Trop. Afr. 4(1): 377 (1902). * Basionym/Replaced Synonym
Original Compiler:	R.Govaerts