Souroubea exauriculata Delpino in Atti Soc. Ital. Sci. Nat. 12: 180. 1869 sec. Davidse, G. D., Sousa Sánchez, M., Knapp, S. & Chiang Cabrera, F. (Eds.) 1996
- =Ruyschia mexicana Baill. in Adansonia 10: 241–242. 1872 syn. sec. The Plant List 2013
- =Souroubea puberula Standl. & Steyerm. in Publ. Field Mus. Nat. Hist., Bot. Ser. 23(4): 175. 1944 syn. sec. The Plant List 2013
- =Souroubea belizensis Lundell in Field & Lab. 13(1): 8-9. 1945 syn. sec. ???
- =Souroubea carcerea Standl. & L.O. Williams in Ceiba 1(2): 87–88. 1950 syn. sec. The Plant List 2013
- =Souroubea jinotegensis Standl. & L.O. Williams in Ceiba 1(2): 88. 1950 syn. sec. The Plant List 2013