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1 Leaves 2-5 cm long, obovate, rounded or retuse at the apex; flowers borne on twigs of the previous season; fruits persistently and finely pubescent; fruits black when mature
..2 Glands 2 (-4) near the junction of the petiole and the leaf blade; fruits (1.5) 2-3 cm in diameter
......4 Fruits 5-15 cm in diameter
......4 Fruits (3-) 4-5 cm in diameter
........5 Twigs stout, reddish-pubescent; fruits (2-) 4-10 cm in diameter; [cultivated alien]
........5 Twigs slender, glabrous or with gray pubescence; fruits (2-) 3-5 (-8) cm in diameter; [native]