George Karsten
George Karsten; G.Karst.
November 03, 1863 – May 07, 1937
botanist, phycologist, university teacher
German botanist (1863-1937)
http://www.wikidata.org/entity/Q96783
https://en.wikipedia.org/wiki/George_Karsten [View]
German Reich
Has collected specimens later identified by:
Collected Asteraceae and identified Geraniaceae
Friedrich Markgraf
February 01, 1897 – March 08, 1987
German Empire; Weimar Republic; Nazi Germany; Germany
Collected Melastomataceae and identified Apocynaceae