Synonyms:
- Plantae Haeckel - Magnoliophyta Cronquist, Takht. & W.Zimm. ex Reveal - Rubiaceae Juss. - Appunia Hook.f. - Appunia brachycalyx (Bremek.) Steyerm.
- Plantae Haeckel - Magnoliophyta Cronquist, Takht. & W.Zimm. ex Reveal - Rubiaceae Juss. - Appunia Hook.f. - Appunia surinamensis (Bremek.) Steyerm.
- Plantae Haeckel - Magnoliophyta Cronquist, Takht. & W.Zimm. ex Reveal - Rubiaceae Juss. - Bellynkxia Müll.Arg. - Bellynkxia brachycalyx Bremek.
- Plantae Haeckel - Magnoliophyta Cronquist, Takht. & W.Zimm. ex Reveal - Rubiaceae Juss. - Bellynkxia Müll.Arg. - Bellynkxia surinamensis Bremek.
- Plantae Haeckel - Magnoliophyta Cronquist, Takht. & W.Zimm. ex Reveal - Rubiaceae Juss. - Ixora L. - Ixora tenuiflora (DC.) Lemée
- Plantae Haeckel - Magnoliophyta Cronquist, Takht. & W.Zimm. ex Reveal - Rubiaceae Juss. - Morinda L. - Morinda brachycalyx (Bremek.) Steyerm.
- Plantae Haeckel - Magnoliophyta Cronquist, Takht. & W.Zimm. ex Reveal - Rubiaceae Juss. - Morinda L. - Morinda surinamensis (Bremek.) Steyerm.
- Plantae Haeckel - Magnoliophyta Cronquist, Takht. & W.Zimm. ex Reveal - Rubiaceae Juss. - Patabea Aubl. - Patabea tenuiflora DC.
- Plantae Haeckel - Magnoliophyta Cronquist, Takht. & W.Zimm. ex Reveal - Rubiaceae Juss. - Psychotria L. - Psychotria morindoides (A.Rich.) Lemée
- Plantae Haeckel - Magnoliophyta Cronquist, Takht. & W.Zimm. ex Reveal - Rubiaceae Juss. - Ronabea Aubl. - Ronabea morindoides A.Rich.
