Charles Frederick Millspaugh (American, 1854 – 1923)
William Jackson Hooker (English, 1785 – 1865)
Edward Step (English, 1855-1931)
Arentina Hendrica Arendsen (Dutch, 1836 - 1915)
Abraham Jacobus Wendel (Dutch, 1826-1915)
Nikolaus Joseph Freiherr von Jacquin (Dutch, 1727 – 1817)
René de Rabié (French, 1700-1785)
Louis Antoine Cusin (French, 1824-1901)
Mary Vaux Walcott (American, 1860-1940)
Illtyd Buller Pole-Evans (South African, 1879-1968)
Christian Gottlieb Ludwig (German, 1709 – 1773)
Robert Jacob Gordon (Dutch, 1743 – 1795)
Wilhelmus Johannes Steenhoff (Dutch, 1873 - 1932)
Friedrich Berge (German, 1811-1883)
Maurice Pillard Verneuil (French, 1869-1942)
Yasuyoshi Shirasawa (Japanese, 1868-1947)
Elsie E. Lower (American, 1882-1971)
Maurice Pillard Verneuil (French, 1869-1942)
Nikolaus Joseph Freiherr von Jacquin (Dutch, 1727 – 1817)
Nikolaus Joseph Freiherr von Jacquin (Dutch, 1727 – 1817)
Deborah Griscom Passmore (American, 1840–1911)
Louis Antoine Cusin (French, 1824-1901)
William Roxburgh (Scottish, 1751 – 1815)
Mary Vaux Walcott (American, 1860-1940)
Philipp Otto Runge (German, 1777-1810)
Nikolaus Joseph Freiherr von Jacquin (Dutch, 1727 – 1817)
Friedrich Berge (German, 1811-1883)