Gymnosiphon affinis, Gymnosiphon aphyllus, Gymnosiphon bekensis, Gymnosiphon brachycephalus, Gymnosiphon breviflorus, Gymnosiphon capitatus, Gymnosiphon cymosus, Gymnosiphon danguyanus, Gymnosiphon divaricatus, Gymnosiphon fimbriatus, Gymnosiphon guianensis, Gymnosiphon longistylus, Gymnosiphon minahassae, Gymnosiphon minutus, Gymnosiphon neglectus, Gymnosiphon niveus, Gymnosiphon okamotoi, Gymnosiphon oliganthus, Gymnosiphon panamensis, Gymnosiphon papuanus, Gymnosiphon pauciflorus, Gymnosiphon recurvatus, Gymnosiphon refractus, Gymnosiphon sphaerocarpus, Gymnosiphon suaveolens, Gymnosiphon tenellus, Gymnosiphon usambaricus, Gymnosiphon afro-orientalis, Gymnosiphon marieae, Gymnosiphon samoritoureanus, Gymnosiphon constrictus, Gymnosiphon aphyllum, Gymnosiphon oliganthum, Gymnosiphon papuanum, Gymnosiphon pauciflorum, Gymnosiphon urbani, Gymnosiphon saccatus, Gymnosiphon philippinensis, Gymnosiphon queenslandicus, Gymnosiphon syceorosensis, Gymnosiphon mayottensis,