A New Genus and Species of Pottiaceae (Bryophyta) from Guam Territory, U.S.A., western Pacific

Abstract

Pachylomidium, a new genus in the Pottiaceae, including the new species P. pacificum, is described from Guam. Two additional Asian species of Barbula are transferred. The special character of the Guam climate and the broad range of the genus in the Asian tropics and subtropics is discussed.