⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record kew-103188, and has not been changed.

Ixora affinis var. arguta (Hook.f.) Craib is a synonym of Ixora nigricans R.Br. ex Wight & Arn.

This name is a synonym of Ixora nigricans R.Br. ex Wight & Arn..

The record derives from WCSP which reports it as a synonym (record 103188) with original publication details: Fl. Siam. 2: 147 1934.