
Mary Vaux Walcott (American, 1860-1940)

Aylmer Bourke Lambert (English, 1761 – 1842)

George Sampson Valentine Wills (English, 1849-1932)

Sebastian Kneipp (German, 1821 – 1897)

Amanda Almira Newton (American, 1860-1943)

Mary Vaux Walcott (American, 1860-1940)

Johann Wilhelm Weinmann (German, 1683-1741)

Georgina Burne Hetley (New Zealander, 1832 – 1898)

Mary Vaux Walcott (American, 1860-1940)

Friedrich Berge (German, 1811-1883)

Louis Antoine Cusin (French, 1824-1901)

Deborah Griscom Passmore (American, 1840–1911)

Sydenham Edwards (English, 1768-1819)

Louis Antoine Cusin (French, 1824-1901)

Sydenham Edwards (English, 1768-1819)

Mary Daisy Arnold (American, 1873 – 1955)
![Helleborus albus … [and] Colchicum](https://mdl.artvee.com/ft/67899pl.jpg)
Petr Martynovich Gofman (Russian, 19th Century)

Giovanna Garzoni (Italian, 1600-1670)

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

Hendrik Schwegman (Dutch, 1761–1816)

Sebastian Kneipp (German, 1821 – 1897)

George De Alwis (Sri Lankan, ?-1887)

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

Elizabeth Blackwell (Scottish, 1707–1758)

Jacob George Strutt (English, 1784 – 1867)

Theo Nieuwenhuis (Dutch, 1866-1951)

Leopold Zinnögger (Austrian, 1811-1872)

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