⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record kew-234728, and has not been changed.
This name is a synonym of Costus spectabilis (Fenzl) K.Schum..
The record derives from WCSP which reports it as a synonym (record 234728) with original publication details: Bot. Jahrb. Syst. 15: 424 1892.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:796358-1.