⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record tro-35140724, with some changes.
This name is a synonym of Grimmia muehlenbeckii .
The record derives from Tropicos which reports it as a synonym (record 35140724
) with original publication details: Michigan Bot. 13: 171. f. 1--6 171 1974.