⚠ Version 1 of The Plant List has been superseded.

This name record (from Tropicos) is not included in version 1.1 of The Plant List. It is possible the same name is included from a different data source, to check this you can search for Salix interior in version 1.1 of The Plant List.

Salix interior var. angustissima (Andersson) Dayton is a synonym of Salix exigua Nutt.

This name is a synonym of Salix exigua Nutt..

The record derives from Tropicos which reports it as a synonym (record 28300526) with original publication details: Techn. Bull. U.S.D.A. 420: 78, f. 42 78 1934.

Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:1099703-2.