Synonyms: Artanthe aequalis (homotypic); Artanthe caripensis; Artanthe schachii; Piper aequale f. acutispicum (homotypic); Piper aequale var. aequale; Piper aequale var. dussii; Piper aequale var. fimbribracteatum; Piper aequale var. hirtinervulum; Piper aequale var. lasiocarpum; Piper aequale var. latum (homotypic); Piper aequale var. ovalifolium (heterotypic); Piper aequale var. santa-martanum; Piper aequale var. substenocarpum; Piper aequale var. typicum; Piper aequale var. variifolium (homotypic); Piper caledonianum; Piper caripense; Piper concinnum var. trinitense; Piper dominicanum; Piper donnell-smithii var. longipetiolatum; Piper eldoradense (heterotypic); Piper funckii; Piper ibaguense; Piper incisicuspe; Piper johnstonii; Piper mombachanum; Piper rivulare; Piper rivulare var. hygrophilum; Piper santamartanum; Piper schachii; Piper substenocarpum; Piper zedigodiense; Piper zedijodi (homotypic); Piper zediogodiense; Schilleria aequalis (homotypic)
