The 13 species of Melhania in southern Africa are revised. Among the problems resolved is a long-standing one concerning the identities of M. rehmannii Szyszyl. and M. griquensis H. Bol., the latter in its strict sense being relegated to synonymy o f the former.
Verdoorn, I. C. (1981). Revision of Melhania in southern Africa. Bothalia, 13(3/4), 263–273. https://doi.org/10.4102/abc.v13i3/4.1315