⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record kew-2783759, with some changes.

Echinospermum canescens var. longifolium Opiz is a synonym of Lappula squarrosa (Retz.) Dumort.

This name is a synonym of Lappula squarrosa (Retz.) Dumort..

The record derives from WCSP (in review) which reports it as a synonym with original publication details: Oekon.-Techn. Fl. Böhm. 2(2): 153 1839.