New nomenclatural combinations in Bryaceae for the Hawaiian Islands and Aleutian Islands

Abstract

  Seven species of the genus Bryum Hedw. are transferred to other genera for upcoming treatments of the Bryaceae for the Aleutian Islands and Hawaiian Islands. These are Gemmabryum flavituber (R.Wilczek & Demaret) J.R.Spence, G. mauiense (Broth.) J.R.Spence, Imbribryum baldwinii (Broth.) J.R.Spence, I. megalostegium (Sull.) J.R.Spence, Ptychostomum hawaiicum (Hoe) J.R.Spence, P. sibiricum (Lindb. & Arnell) J.R.Spence, and P. vermigerum (Arnell & C.E.O.Jensen) J.R.Spence.