223 
DUISBURG 
STADTISCHER BOTANISCHER GARTEN 
Schweitzerstrasse 24, Duisburg am Rhein 
Director: J. Leibig (1936). Index Seminum. 
ERLANGEN 
BoTANISCHER GARTEN DER UNIVERSITAT 
Schlossgarten 4 
Established: 1747. Area: 2.25 hectares. 
Directors: 
. Casimir Christoph Schmiedel (1747-1763) (Schmidel, 
fide Pritzel) 
Tunflamm (1765-1769) 
Johan Christian Daniel Schreber (1769-1810) 
Goldfuss (1810-1818) 
Nees von Esenbeck (1818) 
Schubert (1818-1824) 
Wilhelm Daniel Joseph Koch (1824-1849) 
Adelbert Schnizlein (1849-1868) 
. Gregor Kraus (1868-1872) 
. Max Reess (1872-1901) 
. Hans Solereder (1901-1920) 
. Peter Claussen (1920-1922) 
. Kurt Noack (1922-1930) 
14. Julius Schwemmle (1930- ) 
Open free daily, 8-12, 2-6 weekdays; 8-12 Sundays. Source 
of income: Governmental appropriations. Library and Herbarium 
at Botanical Institute. Plantations: Systematic, ecologic, genetics, 
medicinal. Small Arboretum. Publication: Samentauschliste. 
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SYMNAMERHWN 
— rt 
Ww Rr 
ESSEN 
BoTANISCHER GARTEN 
Kulshammerweg 
Established: 1925. Area: 300 hectares. 
Director: Herr Korte (1938). 
Open daily, 8 a.m. to dark. Admission, 20 Pfg. Library: 
About 500 items. Ferbane Being newly started. Plantations: 
