
Hans Walty (Swiss, 1868-1948)
![Castagna marrona. [Castanea sativa ; Spanish chestnut]](https://mdl.artvee.com/ft/50144pl.jpg)
Giorgio Gallesio (Italian, 1772-1839)

Maurice Pillard Verneuil (French, 1869-1942)

Mary Vaux Walcott (American, 1860-1940)

Edward Step (English, 1855-1931)

William Jackson Hooker (English, 1785 – 1865)

Henryka Beyer (German, 1782-1855)

Ellen Isham Schutt (American, 1873 – 1955)

Mary Vaux Walcott (American, 1860-1940)

William Jackson Hooker (English, 1785 – 1865)

Mary Vaux Walcott (American, 1860-1940)

Charles Antoine Lemaire (French, 1800-1871)

Royal Charles Steadman (American, 1875 – 1964)

John Lindley (English, 1799 – 1865)

Mary Daisy Arnold (American, 1873 – 1955)

Johanna Fosie (Danish, 1726 – 1764)

Charles Antoine Lemaire (French, 1800-1871)

Pierre Joseph Buchoz (French, 1731-1807)

George De Alwis (Sri Lankan, ?-1887)

Illtyd Buller Pole-Evans (South African, 1879-1968)

Mary Vaux Walcott (American, 1860-1940)

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

Margaretha Barbara Dietzsch (German, 1716-1795)

Pierre Joseph Redouté (French, 1759-1840)

Johanna Fosie (Danish, 1726 – 1764)

Johann Wilhelm Weinmann (German, 1683-1741)

Jacob George Strutt (English, 1784 – 1867)