KEY TO THE SPECIES

1Leaf blade elliptic, usually two times longer than wide or longer. Male perianth c. 4 mm diam., sepals without(?) an appendage. Fruit 4(-5) cm long; seeds 2.5-4 mm long. — Widespread; lowlands
1'Leaf blade ± ovate. Male perianth c. 6 mm diam., sepals with an adaxial appendage. Fruit 4-8 cm long; seeds c. 8 mm long. — Lowlands or mountains; two subspecies, each with a restricted area