Cornus florida
He corresponded with Carl Linnæus, and helped by experiments to establish the existence of sex in plants. In 1717 he was the first person to scientifically produce an artificial hybrid, "Dianthus Caryophyllus barbatus", known as "Fairchild's Mule", a cross between a Sweet william and a Carnation pink. He introduced Pavia rubra, Cornus florida, and other plants.