Trichocentrum oestlundianum (L.O. Williams) M.W. Chase & N.H. Williams in Lindleyana 16(2): 138. 2001 sec. Soto-Arenas & al. 2007
- ≡Oncidium oestlundianum L.O. Williams in Amer. Orchid Soc. Bull. 9(12): 336, f. 5-9. 1941 syn. sec. Soto-Arenas & al. 2007
- =Oncidium luridum var. atratum Lindl. in J. Hort. Soc. London 6: 54-55. 1851 syn. sec. Solano Gómez & al. 2020
- =Lophiaris oestlundiana (L.O. Williams) Braem in Schlechteriana 4(1-2): 19. 1993 syn. sec. Soto-Arenas & al. 2007