1. Calymperes afzelii Swartz 梯网花叶藓¶ ti-wang hua-ye xian
Jahrb. Gewächsk. 1: 3. 1818. Type. Africa: Afzelius s.n. (holotype BM–herb. Hampe).
Plants dark green, sometimes forked, in low dull tufts and cushions. Stems evident; rhizoids glossy dark red. Leaves essentially monomorphic, vegetative leaves grading into gemmiferous leaves, contorted-curled when dry, bases often conspicuous, with metallic gloss, erect-spreading and straight when wet, oblong-lanceolate to acuminate above broader base, to 4–5 mm long; axillary hairs inconspicuous; costa percurrent, in gemmiferous leaves protruding beyond expanded portion of upper laminae, with narrow wings of laminae revolute along its flanks; cells of upper laminae small, obscure, isodiametric, nearly smooth to papillose abaxially, bulging to mammillose-papillose adaxially; margins thickened and toothed distally; teniolae conspicuous; cancellinae typically acute distally, their distal cells plane, sharply and evenly demarcated from adjacent green cells of upper laminae; gemmae common, borne on adaxial tips of costa, gemma receptacle sometimes evident. Sporophytes not seen.