| Corylus avellana |
| Authority | : | Linnaeus, 1753 |
| Nederlands | : | Hazelaar |
| English | : | Hazel |
| Deutsch | : | Haselstrauch |
| Norsk | : | Hasl |
| Svenska | : | Vanlig Hassel |
| Français | : | Noisetier |
| Italiano | : | avellano comune, nocciolo, nocciolo comune |
| Español | : | abellanera, ablano, avellanero, avellano, nochizo |
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| Theth (Shkodër), Albania; 16 July 2017. |
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| Amstelveen, the Netherlands; 21 February 2009. | ||