Following a recent bryological foray to northern Turkey Rhizomnium striatulum (Mitt.) T.J.Kop., Leucodon coreensis Cardot and Leucobryum bowringii Mitt. are reported new to Turkey, the Mediterranean and Southwest Asia. Cyrtomnium Holmen is a new genus record for Turkey and Southwest Asia and Cyrtomnium hymenophylloides (Hubener) T.J.Kop. a new record for this region. Illustrations, ecology, geographic distribution and brief comparisons with morphologically similar taxa are given.