As classified in WFO snapshot
June 2022
Warning: older classification
class
Polytrichopsida
This class name was first published in Prosyllabus Tracheophytorum, tentamen systematis plantarum vascularium (Tracheophyta) : i. 2001.
At the time of this classification snapshot, this class name was accepted by WFO (placed as the accepted name of a taxon). Its description and other taxonomic data can be found on World Flora Online, id: wfo-9850000004.