12. Neodicladiella (Nog.) W. R. Buck 新丝藓属 xin si xian shu
J. Hattori Bot. Lab. 75: 61. 1994. Barbella sect. Neodicladiella Nog., J. Hattori Bot. Lab. 3: 77. 1948.
Plants slender, yellowish green or light yellowish brown, not or slightly glossy, in loose mats. Primary stems creeping; secondary stems slender, filiform, pendulous, rarely branched; branches often somewhat complanately foliate or filiform, with very slender tips. Stem leaves narrowly ovate-lanceolate, gradually long-acuminate, with a slender or piliferous apex; margins serrulate above, entire below; costae single, slender, reaching at mid-leaf; leaf cells linear, unipapillose or with 2–3 fine papillae on each cell, thin-walled; alar cells quadrate or irregularly quadrate; branch leaves smaller than stem leaves, more often piliferous at the apex; axillary hairs hyaline, consisting of 4 short cells. Dioicous. Setae short, 1.5–3.0 mm long, slightly scabrose, almost smooth; capsules erect, ovoid or oblong-ovoid, with an indistinct apophysis; opercula conic, shortly beaked; peristome double; exostome teeth linear-lanceolate, densely papillose throughout, sometimes finely cross-striolate at the base; endostome segments linear, keeled, perforate, papillose; basal membrane moderately high; cilia absent. Calyptrae mitrate, smooth. Spores spherical, minutely papillose.