Costus acanthocephalus, Costus acreanus, Costus adolphi-friderici, Costus afer, Costus allenii, Costus amazonicus, Costus arabicus, Costus asplundii, Costus asteranthus, Costus barbatus, Costus beckii, Costus bicolor, Costus bracteatus, Costus chartaceus, Costus chrysocephalus, Costus claviger, Costus clemensae, Costus comosus, Costus cordatus, Costus cupreifolius, Costus curvibracteatus, Costus dendrophilus, Costus dinklagei, Costus dirzoi, Costus dubius, Costus erythrocoryne, Costus erythrophyllus, Costus erythrothyrsus, Costus fortalezae, Costus gabonensis, Costus geothyrsus, Costus giganteus, Costus glaucus, Costus guanaiensis, Costus juruanus, Costus laevis, Costus lasius, Costus lateriflorus, Costus ledermannii, Costus leucanthus, Costus ligularis, Costus lima, Costus longibracteolatus, Costus lucanusianus, Costus maboumiensis, Costus macranthus, Costus malortieanus, Costus microcephalus, Costus montanus, Costus mosaicus, Costus nitidus, Costus oblongus, Costus oligophyllus, Costus osae, Costus phyllocephalus, Costus pictus, Costus plicatus, Costus plowmanii, Costus productus, Costus pulverulentus, Costus quasi-appendiculatus, Costus ricus, Costus rumphianus, Costus scaber, Costus schlechteri, Costus sepacuitensis, Costus spectabilis, Costus spicatus, Costus spiralis, Costus sprucei, Costus stenophyllus, Costus sulfureus, Costus talbotii, Costus tappenbeckianus, Costus tonkinensis, Costus ulei, Costus vargasii, Costus varzearum, Costus villosissimus, Costus vinosus, Costus viridis, Costus wilsonii, Costus woodsonii, Costus zamoranus, Costus zingiberoides, Costus bullatus, Costus eburneus, Costus muluensis, Costus fissicalyx, Costus mulus, Costus tappenbeckianus, Costus loangensis, Costus acutissimus, Costus albiflos, Costus aureus, Costus fenestralis, Costus gracillimus, Costus kupensis, Costus lilaceus, Costus louisii, Costus nimba,