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Jeffersonia (jeˈ·fr·sōˑ·nē·),

n a genus of the Asian and American herbs of the family Berberidaceae. The root of
Jeffersonia diphylla is used as a tonic, expectorant, diuretic, and emetic in large doses.
References in periodicals archive ?
Typical genera of plants with species using this dispersal syndrome include Asarum, Claytonia, Dentaria, Dicentra, Erythronium, Jeffersonia, Sanguinaria, Trillium, and Viola.
grandifiorum," despite the fact that the study was conducted in a site where high predation on another myrmecochorous plant, Jeffersonia diphylla, had been detected (Smith et al.
Seed germination ecophysiology of Jeffersonia diphylla, a perennial herb of mesic deciduous forests.