4. MiyabeaBroth. 瓦叶藓属 wa-ye xian shu
Nat. Pflanzenfam. I(3): 984. 1907.
Plants slender, rigid, dark green, in loosely compact mats. Primary stems creeping, secondary stems erect, ascendant or dendroid, irregularly branched, densely foliolate; central strand undifferentiated. Stem leaves and branch leaves similar, imbricate when dry, erect-spreading when moist, concave, ovate or widely ovate, acute above; leaf margins nearly entire, only remotely dentate at the apex; costa single, up to the middle or sometimes to leaf apex. Setae slender, exserted; capsules erect, ovoid, symmetrical; opercula with long beaks; exostome teeth 16, well developed, smooth or papillose; endostome absent. Calyptrae cucullate. Spores nearly spherical, densely papillose.