⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-34500660, with some changes.
This name is a synonym of Costus guanaiensis var. macrostrobilus .
The record derives from Tropicos which reports it as a synonym (record 34500660
) with original publication details: Pflanzenr. 4(46): 389 389 1904.