Herbs perennial, stoloniferous, subglabrous, dioecious. Stems blue when dry, 15-30 cm tall, succulent on upper part, with galls on mid portion of internodes. Stipules persistent, light green, oblong, 5-8 mm, membranous, veinless; petioles unequal in length, 1-7 cm, sparsely puberulent; leaf blade abaxially paler green, broadly ovate or oblong, sometimes oblique, unequal in size, 3-9 × 2-4 cm, membranous, 3-veined, lateral veins many, subtransverse, cystoliths prominent adaxially, base rounded or subcordate, sometimes auriculate at base, margin crenate-serrate, apex acuminate or caudate-acuminate. Inflorescences solitary, in upper stems, a cymose panicle, 4-10(-18) cm; bracts triangular, over 2 mm. Male flowers pedicellate or sessile, in bud rhombic-ovoid, ca. 1 mm; perianth lobes 4, connate 1/2 of length, 2 lobes subapically corniculate; stamens 4; rudimentary ovary small. Female flowers subsessile, in bud ca. 0.5 mm; perianth lobes connate at base, unequal, abaxial one cymbiform, longer, subapically corniculate; staminodes 3, small, scale-like, oblong. Achene broadly ovoid, ca. 0.8 mm, compressed, oblique, with an raised brownish ring. Fl. Jul-Aug, fr. Aug-Oct.
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A herb. It keeps growing from year to year. It has stolons or runners. It grows 15-30 cm tall. The leaves are oval and 3-9 cm long by 2-4 cm wide.
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