Hypnaceae is a large family of moss with broad worldwide occurrenceITIS Report. 1999 in the class Bryopsida, subclass Bryidae and order Hypnales. Genera include Hypnum, Phyllodon, and Taxiphyllum.

Ecology Some of the family species occur on the floor of Canadian boreal forests; an example of this occurrence is within the black spruce/feathermoss climax forest, often having moderately dense canopy and featuring a forest floor of feathermosses including, Hylocomium splendens, Pleurozium schreberi and Ptilium crista-castrensis.C. Michael Hogan. 2008

Classification The family Hypanaceae includes the following genera:

Acritodon Austrohondaella Bryosedgwickia Chryso-hypnum Crepidophyllum Ctenidiadelphus Cyathothecium Dacryophyllum Ectropotheciella Ectropotheciopsis Ectropothecium Elharveya Elmeriobryum Entodontella Eurohypnum Foreauella Glossadelphus Gollania Hypnum Irelandia Karstia Leiodontium Leptoischyrodon Macrothamniella Mahua Microctenidium Microthamnium Mittenothamnium Nanothecium Neoptychophyllum Plagiotheciopsis Platygyriella Podperaea Pseudohypnella Rhacopilopsis Rhizohypnella Sclerohypnum Stenotheciopsis Stereodontopsis Syringothecium Taxiphyllopsis Vesicularia Wijkiella

Formerly included

Acosta – synonym of Sematophyllum Allorgea – synonym of Andoa Andoa – now in Myuriaceae Breidleria – synonym of Stereodon Bryocrumia – now in Symphyodontaceae Buckiella – synonym of Plagiothecium Callicladium – now in Callicladiaceae Campylophyllum – now in Amblystegiaceae Caribaeohypnum – now in Taxiphyllaceae Ctenidium – now in Myuriaceae Cupressina – synonym of Hypnum Dolichotheca – synonym of Herzogiella Drepanium – now in Amblystegiaceae Filibryum – now in Taxiphyllaceae Giraldiella – synonym of Pylaisia Herzogiella – now in Plagiotheciaceae Homomallium – now in Pylaisiaceae Hondaella – now in Taxiphyllaceae Hyocomium – now in Myuriaceae Isopterygium – now in Pylaisiadelphaceae Orthotheciadelphus – synonym of Orthothecium Orthothecium – now in Plagiotheciaceae Phyllodon – now in Symphyodontaceae Platygyrium – now in Pylaisiadelphaceae Ptilium – now in Pylaisiaceae Puiggariella – synonym of Puiggariopsis Puiggariopsis – now in Hylocomiaceae Pylaisia – now in Pylaisiaceae Pylaisaea – synonym of Pylaisia Rhizohypnum – synonym of Mittenothamnium Taxiphyllum – now in Taxiphyllaceae Trachythecium – now in Symphyodontaceae Tutigaea – synonym of Hondaella

See also Feathermoss

References C. Michael Hogan. 2008. Black Spruce: Picea mariana, GlobalTwitcher.com, ed. Nicklas Stromberg ITIS Report. 1999. Family: Hypnaceae

Line notes