⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record tro-35135223, with some changes.

Ephemerum spinulosum var. hystrix (Lindb.) Grout is a synonym of Ephemerum spinulosum Bruch & Schimp.

This name is a synonym of Ephemerum spinulosum Bruch & Schimp..

The record derives from Tropicos which reports it as a synonym (record 35135223) with original publication details: Moss Fl. N. Amer. 2: 70 70 1935.