Barbasco

Barbasco is the name of several plants that contain poisonous chemical compounds that have been used for fishing by indigenous populations of the Americas:


 * Lonchocarpus urucu, used by Shuar and Nukak peoples as a poison for fishing.
 * Deguelia utilis, used in Brazil and Peru as a poison for fishing.
 * Jacquinia barbasco, an evergreen.
 * One of several inedible wild Mexican yam (Dioscorea mexicana and Dioscorea composita) from which progesterone can be synthesized.