Plants small. Stems irregularly and often sparsely branched. Stem leaves falcate or in some shoots subsquarrose, cordate or broadly ovate, suddenly narrowed to apex, concave, 1-1.4 × 0.7-0.8 mm; base erectopatent to spreading, , insertion slightly curved; margins finely denticulate or sometimes with larger parts entire; apex acuminate, acumen sharply differentiated, furrowed; costa usually 2-fid just beyond base, occasionally with 3 or 4 branches, ending well before mid leaf; alar region transversely triangular, reaching from margin 66-80% distance to costa; ratio of medial laminal cell length (µm) to leaf length (mm) 23.6. Sexual condition unknown.
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