Ochrobryum Mitt., J. Linn. Soc., Bot 12: 107. 1869.
Plants small, 3–20 mm high, pale green to whitish; stems erect, simple or forked, central strand absent. Leaves erect-incurved, erect-spreading to flexuous, channeled; margins entire; costa in cross section at base with a median row of quadrate chlorocysts and single layers of dorsal and ventral leucocysts, at leaf apex chlorocysts hypocentric, chlorocysts short in the upper region of the leaf, forming chains of rounded or quadrate cells; lamina narrow, restricted to the lower half of the leaf; alar cells not differentiated. Asexual reproduction by means of globose propagula clustered on short stalks on dorsal surface of leaf towards the apex or in leaf axils. Dioicous. Setae short; capsules immersed to shortly exserted, hemispheric to obconic, wide-mouthed when dry; annuli non-revoluble; stomata absent; opercula long-rostrate; peristome absent. Calyptrae long-rostrate, the rostrum more than twice the operculum length, mitrate, laciniate or ciliate-fringed at base.