tonka bean

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Related to Dipteryx odorata: tonka bean tree, Tonquin bean

tonka bean

(tŏng′kə)
n.
1. A tropical South American tree (Dipteryx odorata) in the pea family, having pulpy, egg-shaped, one-seeded pods with fragrant seeds containing coumarin.
2. The seed of this tree, formerly widely used as a flavoring for food or tobacco. Extracts from tonka beans have been banned as food additives in the United States.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.
References in periodicals archive ?
The best means for callus formation in Dipteryx odorata were obtained in treatments containing 8.0 mg.[L.sup.-1] of TDZ in MS medium;
Fenologia reprodutiva de Dipteryx odorata (Aubl.) Willd (Fabaceae) em duas areas de foresta na Amazonia Central.
General means for callus and shoot formation in Dipteryx odorata, as a function of the different thidiazuron (TDZ) doses and the explant type used in experiment I.