13. Pylaisiadelpha Card. 毛锦藓属 mao jin xian shu
Rev. Bryol. 39: 57. 1912.
Plants slender, in densely interwoven patches. Main stems prostrate, extending, pinnately branched; branches short and erect. Leaves falcately curved, ovate-lanceolate, gradually becoming long acuminate toward apex; costae absent; leaf cells linear; alar cells differentiated. Dioicous. Setae elongate; capsules erect or slightly curved; opercula long rostrate; peristome double, hypnoid; basal membrane low; cilia absent.