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Foliage of Harry Lauder's Walking Stick (Contorted Filbert), Corylus avellana 'Contorta.'

Harry Lauder's Walking Stick (Contorted Filbert), <I>Corylus avellana</I> 'Contorta,' leaves. ; Capital Nursery, Elk Grove, CA Sacramento County Credit: Cheryl A. Reynolds — Credit: Cheryl A. Reynolds

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