Protea eximia (Knight) Fourc. [ Protea latifolia R. Br.]
Protea eximia (Knight) Fourc. [ Erodendrum eximium Knight] [Proteaceae]
I.B. Pole-Evans, E.P. Phillips, R.A. Dyer, L.E. Codd, Fl. Pl. S. Afr., vol. 28 : t. 1097 (1950)