⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record kew-133127, and has not been changed.
This name is a synonym of Mitragyna inermis (Willd.) Kuntze.
The record derives from WCSP which reports it as a synonym (record 133127) with original publication details: Sp. Pl. 1: 929 1798.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:757050-1.