Synonyms
Rhynchospora corniculata subsp. amazonica (Poepp. ex Kunth) H.Pfeiff.
Ephippiorhynchium amazonicum (Poepp. ex Kunth) Nees ex Boeckeler
Ephippiorhynchium longirostre var. amazonicum (Poepp. ex Kunth) Nees
Dichromena amazonica (Poepp. ex Kunth) J.F.Macbr.