⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record kew-36699, 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 and as an invalid name (record 36699) with original publication details: Prodr. 4: 345 1830.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:746199-1.