⚠ Version 1 of The Plant List has been superseded.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 homomallum in version 1.1 of The Plant List.
This name is a synonym of Ditrichum heteromallum var. subalpinum .
The record derives from Tropicos which reports it as a synonym (record 35125887
) with original publication details: Bryol. Eur. 2: 131 (fasc. 18--20 Mon. 17) 131 1843.