Pottiales is an order of

moss Mosses are small, non-vascular flowerless plants in the taxonomic division Bryophyta (, ) '' sensu stricto''. Bryophyta (''sensu lato'', Schimp. 1879) may also refer to the parent group bryophytes, which comprise liverworts, mosses, and hor ...

es in the subclass

Dicranidae The Dicranidae are a widespread and diverse subclass of mosses in class Bryopsida, with many species of dry or disturbed areas. They are distinguished by their spores; the peristome Peristome (from the Greek ''peri'', meaning 'around' or 'about', ...

Classification

The following families are recognised in ''Bryophyte Biology'': * Pottiaceae * Pleurophascaceae * Serpotortellaceae * Mitteniaceae Some other families are recognised by other sources: * Ephemeraceae – this putative family is characterized by highly simplified vegetative and sporogenous bodies and contains two genera, Ephemerum and '' Micromitrium''. However, phylogenetic analysis finds it polyphyletic, with ''Ephemerum'' nested in Pottiaceae and ''Micromitrium'' recovered among the

Dicranales Dicranales is an order of haplolepideous mosses in the subclass Dicranidae The Dicranidae are a widespread and diverse subclass of mosses in class Bryopsida, with many species of dry or disturbed areas. They are distinguished by their spore ...

, closely related to the

Leucobryaceae Leucobryaceae is a family of haplolepideous mosses (Dicranidae) in the order Dicranales. Description Members of the family grow small to large cushions. Species are characterized by having thick, whitish leaves with a large, expanded costa. It ...

, and assigned a new family, Micromitriaceae. * Hypodontiaceae – family containing the genus '' Hypodontium''. Alternatively placed in

* Splachnobryaceae – containing the genera '' Splachnobryum'' and '' Koponobryum'' * Bryobartramiaceae – family containing a single genus with one species, '' Bryobartramia novae-valesiae'' * Cinclidotaceae (lattice mosses) – family containing the genus '' Cinclidotus''. Alternately place in Pottiaceae.

References

Moss orders {{bryophyte-stub