After her husband's retirement, he became her assistant and the couple worked as a team of professional, full-time botanical collectors.

During his lifetime, Koch very highly regarded by botanists, who considered him to be an outstanding botanical collector.

In 1814 he was appointed botanical collector to the gardens, with Allan Cunningham.

Thomas Drummond (1793 - March, 1835), was a Scottish botanical collector.

In 1776, he was recommended as a suitable botanical collector to Cook, who had failed to attract an established botanist to the position.

Throughout his career he held an avid interest in natural sciences, and spent considerable time as a botanical collector.

John White (c. 1756 - 20 February 1832) was an English surgeon and botanical collector.

The genus Caleana was named after George Caley, an early botanical collector.

Leonard Clarke Webster (1870-26 September 1942) was a botanical collector in Australia.

Do you chance to know of any botanical collector in Mexico or Peru?