⚠ Version 1 of The Plant List has been superseded.
This name record (from Tropicos) is not included in version 1.1 of The Plant List. It is possible the same name is included from a different data source, to check this you can search for Grimmia donniana in version 1.1 of The Plant List.
This name is a synonym of Orthogrimmia arenaria .
The record derives from Tropicos which reports it as a synonym (record 35146726
) with original publication details: Laubm. Eur. 1: 73, 89, 90, 93. 1c, 17a, 26b, 28 73, 89, 90, 93 1913.