PLANT FAMILY: Costaceae
BOTANICAL NAME: Costus edulis
FORMAL SCIENTIFIC NAME: Costus edulis De Wild. & T.Durand
This African species is placed in synonymy with Costus afer (PID3430) in Paul Maas' monograph on African Costaceae, published on 16 December 2016. (Monograph of African Costaceae, H. Maas-van de Kamer, P.J.M. Maas, J.J. Wieringa, C.D. Specht, Blumea 61, 2016: 280 - 318, http://www.ingentaconnect.com/content/nhn/blumea/2016/00000061/00000003/art00010)
Type is at http://plants.jstor.org/specimen/br0000008818379?history=true. Identification as type of Costus edulis De Wild. & T.Durand [family COSTACEAE]; then as Costus dubius (Afzel.) K.Schum. [family COSTACEAE] (stored under name); Verified by P.J.M. & Maas H. & Specht C., 2002/11/12
The African Plant Database lists this species as a syn. For C. dubius.