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CharacteristicsIt is a large herbaceous plant up to 3.5 m tall.                                                                                   MorphologyLeavesThe glossy, nearly hairless leaves are oblong to lance-shaped (50 cm long, 9 cm…

CharacteristicsA perennial herb that can grow up to 3.5 m tall and possesses a creeping rhizome. The plant grows from rhizome underneath the ground.