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Plant creeping, often forming loose mats. Stems prostrate, primary branches often irregularly ascendent, 1-to 3-furcate; leafy stem radially symmetrical or occasionally slightly dorsiventral in position of leaves. Leaves dark green and papyraceous below, narrowly deltate to linear or subulate, c. 2.5-3 x 0.5 mm, adnate basally, margins with piliform cilia, acuminate apically, tapering into a translucent, yellowish seta less than 1/4 blade-length. Strobili c. 3 mm long; sporophylls in 4 ranks, broader than leaves, ovate-deltate, c. 2 x 0.75 mm, apex not setose. Megaspores reticulate with thin narrow wings, triradiate ridge prominent, 410-460 µm. Microspores echinate, 40-60 µm.
Mat-forming perennial with branched, prostrate leafy stems, radially symmetrical or occasionally slightly dorsiventral. Leaves leathery, narrowly lanceolate, narrowly grooved along midrib below, margins ciliate. Strobili to 14 mm long.
A perennial, creeping plant. Leaves of all branches ± similar, crowded, subulate, aristate, green. Seta on leaf apex one-quarter or less the length of blade. Sporophylls in 4 ranks.
