⚠ Version 1 of The Plant List has been superseded.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 Dicranum longisetum in version 1.1 of The Plant List.
This name is a synonym of Ceratodon purpureus subsp. purpureus .
The record derives from Tropicos which reports it as a synonym (record 35123721
) with original publication details: Muscol. Recent. Suppl. 4: 66 66 1819.