7. Pogonatum inflexum(Lindb.) Sande Lac. 东亚小金发藓 dong ya xiao jin fa xian
Ann. Mus. Bot. Lugd. Bat. 4: 308. 1869. Polytrichum inflexum Lindb., Not. Sällsk. Fauna Fl. Fenn. Förh. 9: 100. 1868. Type: Japan. Siebold s.n.
Pogonatum inflexum var. elatum Reim., Hedwigia 71: 73. 1931. Pogonatum pelleanum Irm. ex Reim., Hedwigia 71: 73. 1931, nom. nud. Type: China. Jiangxi, Mt. Lushan, Bois-Reymond 719.
Plants medium-sized, grayish green, brownish green when old, usually gregarious in large mats. Stems single, mostly 1–3 cm long, rarely more than 3 cm long. Basal leaves loose, triangular or ovate-lanceolate; upper leaves tufted, incurved, crisped when dry, erect patent when moist, lanceolate from an oval sheath base, 4–6 mm × 0.5–0.7 mm, strongly constricted above the sheath base, sharply acute and incurved at apex; leaf margins slightly incurved, unistratose, grossly toothed above, each tooth consisting of 2–4 single cells; costae reddish, densely and sharply dentate above; upper cells large, often brown; leaf lamellae numerous, densely arranged on ventral surface, 4–6 cells high, in cross section, apical cells of lamellae plane, oblong or rounded quadrate, mostly wider than long, slightly thick-walled; lower cells quadrate, 20–35 µm × 12–16 µm, thin-walled. Dioicous. Male plants and female plants usually growing on the same tufts. Perigonial leaves broadly oval, apices short. Setae usually single, 25–35 mm long, 0.20–0.25 mm in diameter, reddish brown; capsules erect or nearly erect, cylindrical, thick in the middle, 3.5–4.5 mm × 1–2 mm; opercula ca. 1.2 mm long; peristome teeth obtuse; membrane high. Spores 8–10 µm in diameter, smooth.