Shrub or rhizomatous shrublet up to 0·6 m. high (? or higher), with bark brown and longitudinally ridged; branches virgate or ± widely spreading, usually markedly flattened and/or ridged, white or purplish, ± densely pustulose-lenticellate.
Flowers 2–4, in a subumbellate axillary inflorescence; pedicels 0·7–1·6 cm. long in fruit, articulated at or within 1 mm. of the base.
Sepals 5–6 mm. long in flower, oblong, rounded, becoming carmine, (11) 13–16 mm. long, flat, and spreading or reflexed in fruit.
Stamens with anthers 1–1·5 mm. long, 1/4–1/3 as long as the filaments, straight, dehiscing by longitudinal slits.
Drupelets subglobose, 5–8 × 4–6·5 mm., inserted near the base; embryo slightly curved.
Petals bright yellow, 7–10 × 3–6 mm., obovate, shortly unguiculate.
Carpels 5, with styles completely united; stigma 5-lobed.