Kurt Hjortstam

* July 11, 1933 – December 09, 2009 †

Sweden

Collected Polyporaceae and identified Meruliaceae

Rudolph Arnold Maas Geesteranus

* January 20, 1911 – May 18, 2003 †

Kingdom of the Netherlands

Parmeliaceae

Collected Parmeliaceae and identified Bankeraceae

Collected Polyporaceae and identified Polyporaceae