Herb or shrub to 1.5 m tall; twigs viscid-villous with long simple hairs, armed with yellow or green, acicular spines which in age become flattened, recurved, woody, 2.5 cm long; stems fistulose. Leaves 6-20 cm long, broadly ovate, pin-natifidly lobed, the base truncate to deeply cordate, both sides villous with long, simple, glandular hairs, short-stalked glands and sessile, long-radiate stellae with ascending radii, armed with flattened acicular spines to 3 cm long; petioles 3-7 cm long, sparingly armed. Inflorescence lateral, several-flowered, a short raceme on a short (to 10 mm long) peduncle; pedicels 5-12 mm long, becoming stout and somewhat longer in fruit, viscid-villous to lanate, armed or not. Flowers with the calyx unarmed, deeply lobed, the lobes lanceolate, pubescent outside, 3-6 mm long; corolla violet, showy, exceeding the calyx 2-3 times in bud, 3-4 cm across, lobed about halfway; filaments very short, the anthers 10-12 mm long, linear-oblong and tapering. Fruit orange or yellow, 4-7 mm long, ovoid, often with a 2 cm long, nipple-like apex, and sometimes.bearing one or more nipple-like protrusions at the base; seeds compressed-lenticular, 5-7 mm across, not winged, finely rugose, shiny.
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A herb or shrub. It grows 1.5 m high and spreads 0.9 m wide. It keeps growing from year to year. The whole plant has woolly hairs. There are prickles. The leaves are usually in pairs. The leaves are broadly oval and 5-12 cm long by 5-10 cm wide. They have prickles on the veins. There can be 5 lobes. The flowers are near the axils of the leaves and in groups of 3-4. They are purple. The fruit are yellow berries that are pear shaped and 5-7 cm long by 3-4 cm wide. They have lumps near the base. The ripe fruit are bright orange.
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