Alvan Wentworth Chapman

Alvan Wentworth Chapman was an American physician and pioneering botanist in the study of flora of the American Southeast. He wrote Flora of the Southern United States, the first comprehensive description of U.S. plants in any region beyond the northeastern states.

28 September 1809

Born on the same birth day (28 September): B.G., the Prince of Rap • Gary Ayres • Heikki Savolainen (gymnast) • Isabel Pell • John French, 1st Earl of Ypres • Khem Birch • Mark Randall (footballer) • Piper Kerman • Warja Lavater • William S. Paley

Born in the same month (September 1809): Juliusz Słowacki • Manuel Montt