Tarenna soyauxii (Hiern) Bremek. [family RUBIACEAE], in Fedde Rep. 37: 7 (1934).
Ixora soyauxii Hiern [family RUBIACEAE], in F.T.A3: 166 (1877)
I. thomsonii Hiern [family ], l.c164 (1877); F.W.T.A., ed1, 2: 89
I. asteriscus K. Schum. [family ], (1899)
Tarenna asteriscus (K. Schum.) Bremek. [family RUBIACEAE], l.c. (1934)
Pavetta melanophylla K. Schum. [family RUBIACEAE], (1899)-F.W.T.A., ed1, 2: 91
Ixora atrata Stapf [family RUBIACEAE], (1905)-F.W.T.A., ed1, 2: 87
Tarenna lagosensis Hutch. & Dalz. [family RUBIACEAE], , F.W.T.A., ed1, 2: 76 (1931)
Tarenna nigrescens Good [family RUBIACEAE], (1926), not of Hiern (1877)
Tarenna nigroviridis Good [family RUBIACEAE], (1926).