⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record kew-341571, and has not been changed.

Alstonia montana var. filiformis Monach. is a synonym of Alstonia costata (G.Forst.) R.Br.

This name is a synonym of Alstonia costata (G.Forst.) R.Br..

The record derives from WCSP which reports it as a synonym (record 341571) with original publication details: Pacific Sci. 3: 173 1949.