1699 – John Bartram was born 23rd of May in Darby, Pennsylvania.
– Founded the 12 acres Bartram Botanical Gardens in Kingsessing on the bank of the Schuylkill and cited as the first in America.
1742 – One of the co-founders, with Benjamin Franklin, of the American Philosophical Society.
1765 – George III made Bartram Royal Botanist.
– He was elected a member of the Royal Academy of Sciences of Stockholm.
– Swedish botanist Carolus Linnaeus called Bartram "the greatest natural botanist in the world."
1777 – John Bartram died 22nd of September in Philadelphia.
– John Bartram High School in Philadelphia is named after him.