1. Cyclodictyon blumeanum (C. Müll.) O. Kuntze 南亚圆网藓 nan-ya yuan-wang xian
Revis. Gen. Pl. 2: 835. 1891. Hookeria blumeana C. Müll., Syn. Musc. Frond. 2: 676. 1851. Type. Indonesia: Java.
Plants mat-forming, light green when dry. Stems irregularly branched, primary branches 15–17 mm long, 2.0–2.5 mm wide with leaves, in cross section with transparent, parenchymatous cells, central strand absent. Leaves complanately arranged, wrinkled when dry, ovate to oblong-lanceolate, 1.5–1.7 mm × 0.5–0.8 mm, acute, acuminate to mucronate; costae double, long, reaching 3/5 of the laminal length; margins plane, entire, toothed apically, with a strongly differentiated border, consisting of mostly two rows of linear cells; leaf cells large, rounded, oval-hexagonal to shortly rhomboidal, 45–67(–78) µm × 27–31 µm, smooth, thin-walled, becoming smaller at apex, rectangular at leaf base. Autoicous. Perichaetial leaves much smaller in size, ovate, acuminate, ecostate. Sporophytes not seen in Chinese material. Based on Philippine specimens: Setae about 2 cm long; capsules oblong-ovoid, about 1.0–1.3 mm long, horizontal; exostome teeth transversely striolate, with a wide median gap. Calyptrae naked, mitrate, with laciniate basal margin. Spores not seen.