Public domain photos

The image shows a drawing of a plant with green leaves and pink flowers, identified as cinchona calisaya, on a cream-colored paper with a black border. The paper also has words written on it, likely describing the plant.

The image shows a drawing of a plant with green leaves and pink flowers, identified as cinchona calisaya, on a cream-colored paper with a black border. The paper also has words written on it, likely describing the plant.Open in library