Philonotis tenuis

Dense tufts on soil or rock. Stems 5–35 mm long, simple or shortly branched near apices, green or reddish, tomentose with brown rhizoids near base. Leaves erect to wide-spreading, rarely slightly falcate-secund, scarcely altered when dry, triangular-lanceolate to ovate-lanceolate, 0.7–1.5 mm long, 0.2–0.5 mm wide; apices acute to acuminate; costae percurrent to excurrent in denticulate arista; margins singly or doubly denticulate to serrate, reflexed, without a border; basal laminal cells long-hexagonal, rectangular or subquadrate, 10–50 (–80) μm long, 8–20 μm wide, smooth; other laminal cells 20–62 μm long, 4–10 μm wide, prorate. Setae 10–25 (–30) mm long, reddish. Capsules horizontal to pendent, rarely erect, sub-globose to short-cylindric, rarely urceolate, slightly curved, 1.25–2.5 mm long. Opercula conic. Peristome double.