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|Noun||1.||Quassia amara - handsome South American shrub or small tree having bright scarlet flowers and yielding a valuable fine-grained yellowish wood; yields the bitter drug quassia from its wood and bark|
bitterwood tree - any of various trees or shrubs of the family Simaroubaceae having wood and bark with a bitter taste
genus Quassia - tropical trees and shrubs with pinnate leaves and large scarlet flowers; bark is medicinal