⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record tro-35146484, with some changes.

Grimmia arctophila subsp. labradorica Kindb. is a synonym of Grimmia longirostris Hook.

This name is a synonym of Grimmia longirostris Hook..

The record derives from Tropicos which reports it as a synonym (record 35146484) with original publication details: Eur. N. Amer. Bryin. 2: 221 221 1897.