Clemenz Heinrich Wehdemann (German, 1762 - 1835)
Amanda Almira Newton (American, 1860-1943)
Anna Maria Hussey (English, 1805 – 1853)
Charles Antoine Lemaire (French, 1800-1871)
Georg Dionysius Ehret (German, 1708-1770)
Sydenham Edwards (English, 1768-1819)
Mary Vaux Walcott (American, 1860-1940)
Amanda Almira Newton (American, 1860-1943)
Louis Antoine Cusin (French, 1824-1901)
Clemenz Heinrich Wehdemann (German, 1762 - 1835)
Mary Vaux Walcott (American, 1860-1940)
Sarah Featon (New Zealander, 1848 – 1927)
Sydenham Edwards (English, 1768-1819)
Nikolaus Joseph Freiherr von Jacquin (Dutch, 1727 – 1817)
Deborah Griscom Passmore (American, 1840–1911)
William Jackson Hooker (English, 1785 – 1865)
Mary Vaux Walcott (American, 1860-1940)
Abraham Jacobus Wendel (Dutch, 1826-1915)
Louis Antoine Cusin (French, 1824-1901)
Sebastian Kneipp (German, 1821 – 1897)
S. Fred Prince (American, 1857-1949)
John Lindley (English, 1799 – 1865)
Henri-Louis Duhamel du Monceau (French, 1700-1782)
Amanda Almira Newton (American, 1860-1943)
Nikolaus Joseph Freiherr von Jacquin (Dutch, 1727 – 1817)
Robert John Thornton (English, 1768-1837)
Amanda Almira Newton (American, 1860-1943)