⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record kew-128788, 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 illegitimate name (record 128788) with original publication details: Observ. Naucl. Indic. 19 1839.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:756290-1.