CORYLUS L. - HAZEL
Scientific Description:
Deciduous shrubs or trees. Leaves simple, biserrate. Leaf and flower buds differently shaped; leaf buds pointed, flower buds round-topped, flattened at sides, with many scales. Male catkins appearing in autumn, pendent; flowers solitary in axil of each bract, with 4 split stamens adherent to it. Female flowers 2 in dichasia (middle flower abortive), subtended by a bract, enclosed in an imbricated globose bud; bracteoles present; perianth inconspicuous on top of ovary; style bearing 2 filiform red stigmas. Fruit a large nut, roundish-ovoid, oblong or ovoid-oblong, enclosed by a leafy involucre formed from 3 connate bracteoles.
Reference:
Yaltırık F (1982). Corylus L., In: Davis PH (ed.), Flora of Turkey and the East Aegean Islands, Edinburgh University Press, Edinburgh, 7: 685–686.
Public Description:
Corylus, known as “hazel”, is a genus of deciduous trees and large shrubs and is native to the temperate Northern Hemisphere. There are approximately 17 species in the world and 3 species (4 taxa) in Türkiye. The nuts of all hazels are edible. A number of cultivars of the common hazel are grown as ornamental plants in gardens. Hazel is a traditional material used for making wattle, baskets, and the frames of coracle boats.
References:
Anonymous 1 (2016). https://en.wikipedia.org/wiki/Hazel/, Accessed date: 07.02.2016.
Anonymous 2 (2016). http://www.theplantlist.org/1.1/browse/A/Betulaceae/Corylus/, Accessed date: 07.02.2016.
Aksoy N (2012). Corylus L., In: Güner, A., Aslan, S., Ekim, T., Vural, M. & Babaç, M.T. (eds.), Türkiye Bitkileri Listesi (Damarlı Bitkiler). Nezahat Gökyiğit Botanik Bahçesi ve Flora Araştırmaları Derneği Yayını. İstanbul, pp. 219.
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