Swedish scientist and priest (1716-1779).
Pehr Kalm (6 March 1716 – 16 November 1779), also known as Peter Kalm, was a Swedish-Finnish explorer, botanist, naturalist, and agricultural economist. He was one of the most important apostles of Carl Linnaeus. In 1747, he was commissioned by the Royal Swedish Academy of Sciences to travel to the North American colonies in order to bring back seeds and plants that might be useful to agriculture. Among his many scientific accomplishments, Kalm can be credited with the first description of Niagara Falls written by a trained scientist. In addition, he published the first scientific paper on the