Matayba opaca Radlk. in Sitzungsber. Math.-Phys. Cl. Königl. Bayer Akad. Wiss. München 9: 628. 1879 sec. S. MOTA DE OLIVEIRA 2012
- =Matayba fallax Radlk. in C.F.P. von Martius, Fl. Bras. 13: 612. 1900
- ≡Matayba opaca var. fallax (Radlk.) Uittien in A. Pulle, Fl. Suriname 2: 384. 1937
- Holotype: Brazil, Spruce 3402
- Isotype: Brazil, Spruce 3402
- Isotype: Brazil, Spruce 3402 (NY!)
- =Matayba affinis Steyerm. in Ann. Missouri Bot. Gard. 75: 1067. 1988
- Holotype: Venezuela, Amazonas, Davidse et al 17011
- Isotype: Venezuela, Amazonas, Davidse et al 17011
- Isotype: Venezuela, Amazonas, Davidse et al 17011 (VEN)
