Fritz Hamer

Hamer

* November 22, 1912 – January 13, 2004 †

botanist

German botanist (1912-2004)

Wikidata iD https://www.wikidata.org/wiki/Q5869695

Germany

Williams, Louis Otho

* December 16, 1908 – January 07, 1991 †

United States

Identified Orchidaceae and collected Asteraceae

6,138 specimens claimed