Shrub or subshrub to 4 m tall. Stem crisp-pubescent or scabrous. Prophyll densely pubescent. Petiole 0.5-1.5 cm long, pubescent sometimes densely so, vaginate to apex, occasionally reddish tinged; blade hardly to densely scabrous above, not glandular-dotted, rhombic, elliptic to subobovate, 15-20 x 7-9 cm, apex acuminate, base unequally attached to petiole difference 0.3-0.4 cm, unequally cordate, rounded or obtusish, upper surface glabrous to pubescent, veins pubescent, lower surface sparsely to densely pubescent; pinnately veined, secondary veins 5-6 per side, originating from lower 1/2 of primary vein, tertiary veins transverse and parallel reticulate. Inflorescence erect; peduncle 0.5-1 cm long, puberulent to glabrous; spike 7-8 cm long, white to yellow, not apiculate; floral bracts 0.7-0.8 mm in diam., densely marginally fringed; stamen connective narrow, anthers dehiscing laterally. Fruits trigonous, glabrous, or with some hairs at top, stigmas 3, sessile.
A shrub. It grows about 2 m tall.