
Elizabeth Blackwell (Scottish, 1707–1758)

Arentina Hendrica Arendsen (Dutch, 1836 - 1915)

Walter Hood Fitch (Scottish, 1817 – 1892)

Sarah Featon (New Zealander, 1848 – 1927)

Hans Walty (Swiss, 1868-1948)

Sydenham Edwards (English, 1768-1819)

James Marion Shull (American, 1872–1948)

Walter Hood Fitch (Scottish, 1817 – 1892)

Anonymous

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

Magdelena Rosina Funck (German, 1672–1695)

Christian Gottlieb Ludwig (German, 1709 – 1773)

Elizabeth Blackwell (Scottish, 1707–1758)

Louis Antoine Cusin (French, 1824-1901)

Christian Gottlieb Ludwig (German, 1709 – 1773)

George De Alwis (Sri Lankan, ?-1887)

Mary Vaux Walcott (American, 1860-1940)

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

Hannah Borger Overbeck (American, 1870 – 1931)

Mary Vaux Walcott (American, 1860-1940)

William Jackson Hooker (English, 1785 – 1865)
![Pinus monticola = Short-leaved Weymouth pine. [Western white pine]](https://mdl.artvee.com/ft/50043pl.jpg)
Aylmer Bourke Lambert (English, 1761 – 1842)

James Ackerman (American, 1816-1864)

Sydenham Edwards (English, 1768-1819)

Charles Frederick Millspaugh (American, 1854 – 1923)