HedwigiaceaeHedwigiaceae is a family of mosses belonging to the order Hedwigiales. It is known as the hoar-moss family.GeneraSource:Braunia Bruch & Schimp.Hedwigia P. Beauv.Hedwigidium Bruch & Schimp.Pararhacocarpus J.-P. FrahmPseudobraunia Broth.Rhacocarpus Lindb.