The Plant List — A working list for all plant species

⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record kew-320069, and has not been changed.

H Bignonia longissima Jacq. is a synonym of Catalpa longissima (Jacq.) Dum.Cours.

This name is a synonym of Catalpa longissima (Jacq.) Dum.Cours..

The record derives from iPlants which reports it as a synonym (record 320069) with original publication details: Enum. Syst. Pl. 25 1760.

Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:108849-1.