John Gregory Hawkes

* June 27, 1915 – September 06, 2007 †

United Kingdom; United Kingdom of Great Britain and Ireland

Solanaceae

Collected Solanaceae and identified Solanaceae

Sandra Knapp
Sandra Knapp

United Kingdom

Solanaceae

Collected Solanaceae and identified Solanaceae

Kåre Arnstein Lye

* March 09, 1940 – March 24, 2021 †

Norway

Cyperaceae

Collected Cyperaceae and identified Cyperaceae

Collected Asparagaceae and identified Brassicaceae

Axel Dalberg Poulsen

United Kingdom

Zingiberaceae

Collected Zingiberaceae and identified Zingiberaceae

David M. Spooner

* November 01, 1949 – June 07, 2022 †

United States

Solanaceae

Collected Solanaceae and identified Solanaceae

Collected Poaceae and identified Poaceae