Photo: Quercus robur.

Leaves from beneath. BGBM, Berlin, Germany. Planted. 1995-06-01.
Quercus robur L. Engl.: common oak, English oak, pedunculate oak. Deu.: Stieleiche, Eiche. Suom.: tammi, metsätammi. Sven.: ek, skogsek, europeisk ek, sommarek, stjälkek. Ital.: quercia. Pharm.: acorn cups, Hungaria valonia, vallonea. Bot. syn.: Quercus mannifera Lindl., Quercus pedunculata Ehrh.
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Photo: Quercus robur.