1. any plant of the genus Stevia or the closely related genus Piqueria having glutinous foliage and white or purplish flowers; Central and South America • Hypernyms: herb, herbaceous plant • Member Holonyms: genus Stevia 2. any plant of the genus Piqueria or the closely related genus Stevia • Hypernyms: herb, herbaceous plant • Member Holonyms: Piqueria, genus Piqueria