7. Glossadelphus Fleisch. 扁锦藓属 bian jin xian shu
Musci Buitenzorg 4: 1351. 1923.
Plants mostly slender, rarely robust, green or yellowish green, slightly glossy. Stems prostrate, elongate with caespitose rhizoids, usually somewhat pinnately branched; branches short, often complanate. Leaves oblong-ovate to ligulate, obtuse at apex, rarely acute, asymmetric; lateral leaves broad, concave, ventral leaves narrower; margins entire or serrulate; costae short or absent; leaf cells narrowly rhomboidal, prorate or unipapillose to pluripapillose. Dioicous, rarely autoicous. Inner perichaetial leaves lanceolate, usually acuminate. Setae slender, elongate, smooth, rarely papillose above; capsules suberect, ovoid, arcuate, apophyses short; opercula conic, shortly, straight rostrate; annuli differentiated; peristome double; exostome teeth lanceolate, fused at base, divided above, cross-striate below, hyaline, papillose above on outer surface, trabeculate on inner surface; endostome segments papillose, yellowish, perforate along the median line; basal membrane high; cilia 1–2, shorter than segments. Calyptrae cucullate. Spores green, smooth or papillose.