1893.000 Quercus L. - Oaks

Clapham, A.R., Tutin, T.G. & Moore, D.M. (1989) Flora of the British Isles. 3rd edition. Cambridge University Press, Cambridge

Description of the genus

Deciduous or evergreen trees. Leaves alternate, simple, serrate, lobed or pinnatifid, rarely entire. Male and female flowers in separate inflorescences. Male flowers borne in pendent catkins; perianth 4-7-lobed; stamens (4-)6(-12). Female flowers solitary or borne in spikes; ovary usually 3-celled, surrounded by an involucre of imbricated bracts which become the cup of the fruit. Fruit a spherical to oblong nut (an acorn), surrounded at the base or almost enclosed by a cup-like involucre.

Derivation of name: an ancient Latin name.

Worldwide: c. 400 species in mainly Northern temperate regions, also in the subtropics and mountains of the tropics, extending south to SE Asia and the Andes of Colombia.

Zimbabwe: 8 cultivated taxa.

Quercus rugosa

Links to cultivated taxa    View: living plant images - herbarium specimen images - all images for this genus

acutissima Carruth.Description, Image
baloot Griff.
ilex L.
nigra L.
palustris Münchh.Image
robur L.
rugosa NéeDescription, Image
suber L.

Other sources of information about Quercus:

Our websites:

Flora of Mozambique: cultivated Quercus
Flora of Zambia: cultivated Quercus
Flora of Zimbabwe: Quercus

External websites:

African Plants: A Photo Guide (Senckenberg): Quercus
BHL (Biodiversity Heritage Library): Quercus
EOL (Encyclopedia of Life): Quercus
GBIF (Global Biodiversity Information Facility): Quercus
Google: Web - Images - Scholar
iNaturalist: Quercus
IPNI (International Plant Names Index): Quercus
JSTOR Plant Science: Quercus
Mansfeld World Database of Agricultural and Horticultural Crops: Quercus
Plants of the World Online: Quercus
Tropicos: Quercus
Wikipedia: Quercus

Copyright: Mark Hyde, Bart Wursten, Petra Ballings and Meg Coates Palgrave, 2002-23

Hyde, M.A., Wursten, B.T., Ballings, P. & Coates Palgrave, M. (2023). Flora of Zimbabwe: Cultivated plants: genus page: Quercus.
https://www.zimbabweflora.co.zw/cult/genus.php?genus_id=1761, retrieved 30 September 2023

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