⚠ Version 1 of The Plant List has been superseded.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 sandwicense in version 1.1 of The Plant List.
This name is a synonym of Dicranum speirophyllum var. elongatum .
The record derives from Tropicos which reports it as a synonym (record 35124112
) with original publication details: U.S. Expl. Exped., Musci 4 4 1859.