Pictorial guide to the flora of the British Isles

Home ⟩ Pictorial Guide ⟩ Betulaceae ⟩ Corylus avellana / hazel

Corylus avellana L.

hazel (Betulaceae)

 SpreadBias within British IslesDirection of bias
Very widespreadNegligible tendencyW
Plant Atlas 2020
BSBI Distribution Map

Corylus avellana is a common and widespread shrub; its leaves are broad with a small acuminate tip, and the petioles are densely glandular-hairy.

Oxford (VC23: Oxfordshire); 2014-06-17

 hazel / Corylus avellana: _Corylus avellana_ is a common and widespread shrub; its leaves are broad with a small acuminate tip, and the petioles are densely glandular-hairy.

The male catkins are long and pendent.

Gutensteiner Alpen, Austria; 2006-03-26

 hazel / Corylus avellana: The male catkins are long and pendent.

The female flower is much smaller, with conspicuous red stigmas protruding.

West Wycombe (VC24: Buckinghamshire); 2017-02-11

 hazel / Corylus avellana: The female flower is much smaller, with conspicuous red stigmas protruding.

The fruit of Corylus avellana is the hazelnut, each nut being cupped in an irregularly lobed bract.

Oxford (VC23: Oxfordshire); 2014-07-08

 hazel / Corylus avellana: The fruit of _Corylus avellana_ is the hazelnut, each nut being cupped in an irregularly lobed bract.

All images copyright © Christopher J. Dixon unless otherwise indicated.

L-R: Bidens tripartita, Melilotus officinalis, Mimulus guttatus, Thalictrum flavum, Ranunculus peltatus, Anchusa arvensis, Malva alcea, Lolium perenne