Shoots erect, determinate, occasionally indeterminate, 12--15 cm, clustered to short-decumbent, leaves of mature portion slightly smaller than leaves of juvenile portion; annual constrictions distinct to indistinct; juvenile growth erect. Leaves reflexed at base, ascending at stem apex (forming cluster) and spreading for most of stem length, sparse, yellow-green (juvenile portion) to yellow-green to green (mature portion), lustrous; largest leaves lanceolate with roughly parallel sides, 5--8 mm; smallest leaves triangular, widest at base, 3--6 mm; margins almost entire with low papillae or a few large teeth; stomates on both surfaces, few (1--25 per 1/2 leaf) on adaxial surface. Gemmiferous branchlets produced in 1--3 pseudowhorls at end of annual growth; gemmae 4--5 X 3--4 mm; lateral leaves 1--1.5 mm wide, acute, widest above middle. Spores 29--38 µm.