Knema rubens (J. Sinclair) W.J. de Wilde in Blumea 25: 450. 1979
- ≡Knema glaucescens Jack var. glaucescens forma rubens J. Sinclair in Gard. Bull. Sing. 16: f. 13B. 1958
- ≡Knema cinerea var. rubens (J.Sinclair) J.Sinclair in Gard. Bull. Sing. 18: 185. 1961
