2. Brachymenium capitulatum (Mitt.) Kindb. 宽叶短月藓 kuan ye duan yue xian
Enum. Bryin. Exot. 86. 1889. Bryum capitulatum Mitt., J. Linn. Soc., Bot. 22: 306. 1886. Type: Tanzania. Kilimanjaro, Hannington s.n.
Brachymenium contortum Hampe ex Ochi, J. Jap. Bot. 43(4): 109. 1968, hom. illeg.
Brachymenium ochianum Gangulee, Mosses E. India, fasc. 4: 934. 1974.
Plants small, ca. 10 mm high, green above, brownish below, with reddish rhizoids at base, in tufts. Stems erect, densely foliate at apex, with more than 2 newly innovated branches. Leaves capitulate, fewer leaves below, flexuous, appressed when dry, spreading when moist, ovate-spathulate, 2.5–4.0 mm × 1.0 mm, acuminate; margins recurved from the base to 2/3 the leaf length, upper margins plane, serrulate, marginal cells differentiated by 1–3 rows of narrower cells; costae excurrent, ending in long awns; median leaf cells obliquely rectangular, ca. 54 µm × 18 µm, thin-walled, basal cells rectangular, ca. 66 µm × 26 µm. Autoicous. Perichaetial leaves narrower, shorter. Setae erect, 20–25 mm long: capsules erect, ovoid, 2.5–4.0 mm long; mouth narrowed; exostome teeth lanceolate, densely papillose above; endostome segments reduced, with only basal membrane remaining. Spores 19–22 µm in diameter, papillose.