'Contorta'. Branches, all twisted. Botanical garden Kaisaniemi, Helsinki, Finland. Planted. 2007-08-29.
Corylus avellana 'Contorta' L. Engl.: corkscrew hazel. Deu.: Korkenzieher-Hasel. Suom.: peikonpähkinä. Sven.: ormhassel
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