Psydrax fragrantissima K. Schum. Bridson [family RUBIACEAE], in Kew Bull. 40: 711 (1985). —K. Coates Palgrave, Trees Southern Africa, ed. 3, rev.: 16k of appendix (1988). Type: Mozambique, Maputo (Lourenço Marques), Schlechter 11635 (B†, holotype; BR; COI; K; L; LE; WAG).
Plectronia fragrantissima K. Schum. [family RUBIACEAE], in Bot. Jahrb. Syst. 28: 75 (1899). —Schinz in Mém. Herb. Boissier, No. 10: 68 (1900).
Canthium locuples [family RUBIACEAE], sensu Codd in Kirkia 1: 108 (1961), pro parte, non K. Schum.
Canthium fragrantissimum K. Schum. Cavaco [family RUBIACEAE], in Portugaliae Acta Biol., Sér. B, Sist. 11: 220 (1972).
Psydrax obovata [family RUBIACEAE], sensu Pooley, Trees of Natal, Zululand & Transkei: 476, figs. (1993), pro parte.