Densely matted on bark; extension stems slender and straggling, with scattered homomallous leaves and brown rhizoid tomentum; upright stems often club-shaped, with scattered leaves below and many closely imbricated leaves above, all leaves very concave, ovate-acuminate in a hyaline hair-point, suberect when moist, julaceous when dry, 0-75 mm long; nerve extending half-way; cells shortly rhomboid, 30 x 12 µ; quadrate basal cells very numerous, 12 x 12, extending more than half-way up the leaf; sometimes almost all the marginal cells are of this kind; margin mostly quite entire, but occasionally a cell projects or is exserted, and on extension stems sometimes these are frequent. Per. leaves erect, short, similar, but smaller and more toothed. Seta 3-5 mm long; capsule pear-shaped, small-mouthed when fresh, verruculose, the cell-walls exceedingly crisped. Teeth in eight bundles, inflexed when moist, wide and short, but 2-pointed, lightly striate.