6. Ctenidium lychnites (Mitt.) Broth. 弯叶梳藓 wan ye shu xian
Nat. Pflanzenfam. I(3): 1048. 1908. Hyocomium lychnites (Mitt.) Mitt., Trans. Linn. Soc. London, Bot., ser. 2, 3: 177. 1899. Hypnum lychnites (Mitt.) C. Müll., Linnaea 36: 8. 1869. Stereodon lychnites Mitt., J. Proc. Linn. Soc., Bot., Suppl. 1: 114. 1859. Type: Sri Lanka. Horton Plains, Gardner 1025.
Plants medium-sized to large, yellowish green, sometimes brownish. Stems prostrate, ca. 3 cm long, subpinnately and densely branched, branches ca. 6 mm long; pseudoparaphyllia triangular. Stem leaves erect to patent, not or slightly falcate, ovate- or triangular-lanceolate, 1.6–1.9 mm × 0.7–0.8 mm, slenderly acuminate, cordate at base, slightly decurrent and plicate; margins slightly recurved, sometimes rugose, serrulate; costae double, ca. 1/4 the leaf length; median leaf cells narrowly rhomboidal, 40–50 µm × 3–4 µm, sometimes prorate, thick-walled; alar cells differentiated, shortly rectangular or elliptic, thick-walled; branch leaves slightly flattened and falcate, 1.2–1.4 mm × 3–5 mm, ovate-lanceolate, slenderly acuminate. Dioicous. Inner perichaetial leaves erect, reflexed above, ovate- or triangular-lanceolate, rarely plicate, serrulate above, costae double, ca. 1/4 the leaf length or indistinct. Setae ca. 2.5 cm long, reddish yellow, smooth; capsules suberect, horizontal, ovoid, ellipsoid, 1.5–2.3 mm × 0.9–1.3 mm, slightly curved; opercula shortly rostrate. Spores 10–15 µm in diameter.