6. Daltonia Hook. & Tayl. 小黄藓属 xiao-huang xian shu
Muscol. Brit. 80: 1818.
Plants slender, small to medium-sized, green to yellowish brown, more or less glossy, in dense tufts. Stems prostrate or suberect, simple or forked, densely foliate, not or scarcely flattened. Leaves ovate or lanceolate, acuminate, subentire, with a well differentiated border; costa single, strong, somewhat carinate, ending some distance below the apex; leaf cells smooth, fusiform to narrowly rhomboidal, linear at margins. Autoicous. Perichaetial leaves small, costa none or indistinct. Setae elongate, lateral, scabrous above, twisted when dry, reddish; capsules ovoid to oblong-ovoid, suberect; exostome slenderly lanceolate, densely papillose, keeled; endostome segments linear, densely papillose, perforated; basal membrane low; opercula conic, slenderly rostrate. Calyptrae mitrate, deeply fringed at base. Spores papillose.