⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record kew-2649751, with some changes.

Arenaria megalantha var. tucumanensis F.N.Williams is a synonym of Arenaria lanuginosa (Michx.) Rohrb.

This name is a synonym of Arenaria lanuginosa (Michx.) Rohrb..

The record derives from WCSP (in review) which reports it as a synonym with original publication details: J. Linn. Soc., Bot. 33: 380 1898.

Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:18612-2.