This document discusses two medicinal plants - Cinchona and Poppy. Cinchona is a shrub or small tree native to South America, with bark containing alkaloids like quinine. Its main uses include treating colds, muscle cramps, influenza, malaria, and fever. Poppy is an annual plant with crimson red flowers, containing morphine and opium alkaloids. It can be used to treat bed-wetting, bladder and liver diseases, and aches. Both plants have contraindications like respiratory failure or allergies to their drug derivatives.