PLANT FAMILY: Costaceae
BOTANICAL NAME: Costus cernuus
FORMAL SCIENTIFIC NAME:
Not a valid species - obsolete synonym.
Specimen at historical botanical collections in the Swedish Museum of Natural History.
Schumann describes this species but does not place it in a subgenus - Das Pflanzenreich IV, 1904.
P. J. M. Maas in Flora Neotropica lists this as an excluded species, replaced by Renealmia cernua.