Herbs 40-80 cm high, glabrous. Stems rooting at basal nodes, roughly striate. Petiole 2-5 cm; leaf blade ovate-oblong or ovate, 8-14 × 5-8 cm, membranous, densely pellucid dotted, base obliquely cordate, apex acuminate; veins 5-7, all basal, whitish when dry, abaxially prominent; reticulate veinsconspicuous. Racemes 15-30 cm overall, flowers sparser toward apex; peduncle much longer than rachis; bracts ladlelike, ovate, 1.2-1.5 mm wide, stalk ca. as long as or slightly shorterthan bract. Stamens yellowish white. Ovary greenish white, ovoid, 1-2 mm; stigmas ovate-lanceolate. Drupe globose, ca. 5 mm in diam., stalked; glochidia ca. 1.5 mm. Fl. May-Jul.