Johannes Ludwig Emil Robert (Johannes) von Hanstein
1822–80
German botanist. Studied horticulture in Berlin and Potsdam, 1838–43; PhD, botany, Berlin, 1848. Curator, botanical museum, Berlin, 1861. Professor of botany and director of botanical gardens, Bonn, 1865.
Source
NDB.
Bibliography
NDB: Neue deutsche Biographie. Under the auspices of the Historical Commission of the Bavarian Academy of Sciences. 27 vols. (A–Wettiner) to date. Berlin: Duncker & Humblot. 1953–.
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