⚠ Version 1 of The Plant List has been superseded.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 Trichostomum mutabile in version 1.1 of The Plant List.
This name is a synonym of Trichostomum brachydontium var. densum .
The record derives from Tropicos which reports it as a synonym (record 35179600
) with original publication details: Bryol. Eur. 2: 122. pl. 174: B (fasc. 18--20. Mon. 16. pl. 5: B) 122 1843.