Soft woody shrub forming a dense mass of prostrate stems, rooting at the nodes, with vertical shoots up to 1.5 m. high; stem 4-angled, lightly strigose.. Leaf-lamina ovate-elliptic, up to 10.5 cm. long and 5.5 cm. wide, shortly acuminate, base shortly attenuate to subtruncate, shortly strigose on both surfaces; nerves 5, subprominent on both surfaces; petiole up to 3 cm. long.. Inflorescence terminal or axillary; flowers 1–3, subsessile; bracts broadly ovate, acute, 2–4 mm. long, membranaceous, strigose.. Calyx-tube tubular-campanulate, 6–7 mm. long, 3–3.5 mm. in diameter, glabrous; lobes narrowly triangular, 2–3 mm. long, margins shortly ciliate.. Petals obovate, 6–8 mm. long, 5–6 mm. wide, white or pink.. Stamens equal, 5 mm. long; anthers 2 mm. long; connective produced 0.6 mm., with 2 anterior tubercles 0.5 mm. long; filaments 2–3 mm. long.. Ovary ovoid, ± 5 mm. long, apex setose; style ± 6 mm. long.. Fig. 6/13, p. 18.
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A soft woody plant. There is a mass of stems lying along the ground. These form roots at the nodes. There are shoots 1.5 m tall. The stems are 4 angled. The leaves are 11 cm long by 6 cm wide. They have a short point. The leaf stalk is 3 cm long. The flower petals are white or pink.
It is a tropical plant. It grows in damp places. It is often near water and in lowland rain-forest. It is often between 1,140 m to 1,32 above sea level.