Synonyms: Aeonia polystachya; Aeranthes polystachya (homotypic); Angorchis polystachya; Angorkis polystachya (homotypic); Angraecum kimballianum; Angraecum pescatorianum; Angraecum polystachyum (heterotypic); Beclardia polystachya; Epidendrum polystachion; Epidendrum polystachys (homotypic); Epidorchis polystachya; Epidorkis polystachya (homotypic); Epidorkis polystepis; Listrostachys pescatoriana; Listrostachys polystachys (homotypic); Macradenia polystachya; Monixus polystachys (homotypic); Oeonia polystachya (homotypic)