Carl Georg Oscar Drude

Carl Georg Oscar Drude (5 June 1852 in Braunschweig – 1 February 1933 in Dresden) was a German botanist.

From 1870 he studied science and chemistry at the Collegium Carolinum in Braunschweig, relocating to the University of Göttingen the following year, where he was influenced by August Grisebach (1814-1879).

In 1873 he obtained his PhD and subsequently served as an assistant to Friedrich Gottlieb Bartling (1798-1875).

Here he served as director of its botanical gardens, which he systematically configured according to a phytogeographical principle.

[1] He is known best for his research in the field of plant geography, that included mapping of the world's different floristic zones.