Photo: Quercus robur 4.

Top of a very young tree in hoarfrost, with leaves still attached, as oaks do. Vantaa, Finland. Wild. 2004-03-05.
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 4.