Stems to 1 cm. Leaves firm when wet, short-lanceolate to lanceolate, 1.1-1.5 mm, base long-oblong to elliptic and sheathing, margins plane or rarely recurved at mid leaf, apex acute, strongly mucronate; costa short-excurrent, abaxial costal surface smooth or occasionally doubly prorate, rarely simply papillose near apex, hydroids absent; distal laminal cells firm-walled, quadrate, 7-10 µm wide, 1:1, papillose. Specialized asexual reproduction by clusters of red-brown ovoid gemmae borne on stalks in leaf axils, 40-100(-150) µm long. Sporophytes absent in range of the flora.
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