Plants 2-5 cm, yellowish green, stiff, evenly foliate, the perichaetia in comal tufts. Leaves 5-6 mm, erect-patent when wet, appressed when dry, from oblong base gradually contracted to a long subula, ending in a straight, hyaline, serrate tip; alar cells hardly differentiated; basal laminal cells thin-walled, rectangular, hyaline; distal laminal cells chlorophyllose, oval to narrow or elongate oval, incrassate; costa filling 1/2-2/3 of leaf width, in transverse section showing adaxial hyalocysts as large as the median deuter cells, and abaxial groups of stereids, ribbed abaxially. Specialized asexual reproduction by deciduous buds produced in the distalmost part of the stem. Sporophytes not known from North America.
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