The genus Brunfelsia belongs to the alkaloid-rich family Solanaceae and usually is placed in the relatively advanced tribe Salpiglossideae. Brunfelsia is a medium-sized genus of about 42 species of small trees and shrubs: 22 species are confined to the West Indies; 20 species are found in tropical South America. B. Mire and the related B. hydrangeiformis cause paralysis and stimulation of the
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