JEQUIRITY BEAN

also called Rosary Pea, or Indian Licorice (Abrus precatorius), plant of the pea family (Fabaceae), found in tropical regions. The hard, red and black seeds are attractive and are strung into necklaces and rosaries in India and other tropical areas, though they are highly poisonous. The seeds are also used as a unit of weight (ratti), equivalent to about one or two grains Troy, in India.