⚠ Version 1 of The Plant List has been superseded.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 Pterigynandrum filiforme in version 1.1 of The Plant List.
This name is a synonym of Isothecium cristatum .
The record derives from Tropicos which reports it as a synonym (record
35143423) with original publication details: Man. Mosses N. America 289 289 1884.