Stems robust, branched, grooved, pubescent. Petiole 5-12(-18) cm, striate, pubescent; leaf blade adaxially deep green, broadly ovate or suborbicular, 7-20 cm, deeply palmately 3-7-lobed; lobes broadly ovate, oblong or lanceolate, abaxially pubescent, adaxially hispidulous or glandular punctate, margin denticulate or irregularly serrate, apex acuminate. Male raceme 10-20 cm; peduncle grooved, puberulent, (6-)11-14-flowered; bracts red, broadly ovate or obovate-rhombic, 2.5-4 × ca. 3 cm, puberulent, margin lacerate; calyx tube red, 4-6 cm; segments linear-lanceolate, 1.2-1.6 × 0.3-0.5 cm, margin entire or rarely denticulate, apex acuminate; corolla red or pale red. Female flowers solitary; pedicel ca. 2 cm, densely pubescent; calyx tube ca. 3 cm; ovary ovoid, ca. 2 × 1 cm. Fruiting peduncle robust, ca. 3 cm, striate, pubescent; fruit red, broadly ovoid or globose, 7-9.5 × 5.5-8 cm, smooth, apex acute. Seeds yellow-brown, oblong, ca. 1.2 × 0.4-0.5 cm, base truncate, apex attenuate. Fl. May-Nov, fr. Aug-Dec.