⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record kew-375259, with some changes.

Carex praecox subsp. polyrrhiza (Wallr.) Douin is a synonym of Carex umbrosa subsp. umbrosa

This name is a synonym of Carex umbrosa subsp. umbrosa .

The record derives from WCSP which reports it as a synonym (record 375259) with original publication details: Fl. Ill. France 11: 101 1931.