Aster confertifolius Hilliard & B.L.Burtt (original description)
Berkheya griquana Hilliard & B.L.Burtt (original description)
Macowania deflexa Hilliard & B.L.Burtt (original description)
Osteospermum attenuatum Hilliard & B.L.Burtt (original description)
Senecio dissimulans Hilliard & B.L.Burtt (original description)
Senecio kalingenwae Hilliard & B.L.Burtt (original description)
Senecio macowanii Hilliard (original description)
Senecio marginalis Hilliard (original description)
Senecio parascitus Hilliard (original description)
Senecio villifructus Hilliard (original description)
Vernonia flanaganii (E.Phillips) Hilliard (original description)