Also found in: Thesaurus, Wikipedia.
Related to Psophocarpus tetragonolobus: winged pea
Switch to new thesaurus
|Noun||1.||Psophocarpus tetragonolobus - a tuberous twining annual vine bearing clusters of purplish flowers and pods with four jagged wings; Old World tropics|
goa bean - Old World tropical bean
vine - a plant with a weak stem that derives support from climbing, twining, or creeping along a surface