
William Jackson Hooker (English, 1785 – 1865)

Royal Charles Steadman (American, 1875 – 1964)

Jan van Essen (Flemish, 1854-1936)

John Lindley (English, 1799 – 1865)

George De Alwis (Sri Lankan, ?-1887)

João Barbosa Rodrigues (Brazilian, 1842 – 1909)

Elsie E. Lower (American, 1882-1971)

Lafayette F. Cargill (American, 20th Century)

Maurice Pillard Verneuil (French, 1869-1942)

Elizabeth Blackwell (Scottish, 1707–1758)

Abbott Handerson Thayer (American, 1849-1921)

Deborah Griscom Passmore (American, 1840–1911)

Mary Vaux Walcott (American, 1860-1940)

Jan Brandes (Dutch, 1743-1808)

Hans Walty (Swiss, 1868-1948)

Nikolaus Joseph Freiherr von Jacquin (Dutch, 1727 – 1817)

Mary Vaux Walcott (American, 1860-1940)

Robert Jacob Gordon (Dutch, 1743 – 1795)

Charles Antoine Lemaire (French, 1800-1871)

Ellen Isham Schutt (American, 1873 – 1955)

Gaetano Savi (Italian, 1769 – 1844)

Nikolaus Joseph Freiherr von Jacquin (Dutch, 1727 – 1817)

Magdelena Rosina Funck (German, 1672–1695)