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Quercus robur
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Photo: Bart Wursten
John Meikle Forestry Estate, Stapleford
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| Frequency: | |
| Status: | Cultivated and rarely naturalised |
| Description: |
Medium to large deciduous tree. Bark greyish-brown, closely and vertically grooved. Leaves alternate, broadly oblong or ovate, up to 15 cm long, dark green above, paler beneath, usually hairless or with few hairs on the under surface, cordate at the base and 3-6 rounded lobes along the sides, divided no further than half way to the midrib; petiole short, usually less than 5 mm long. Flowers unisexual, wind-pollinated. Male flowers in narrow catkins, 2-4 cm long, arranged in clusters; female flowers small, brown with dark red stigmas, about 2 mm in diameter, at the tips of new shoots on peduncles 2-5 cm long. Fruits (acorns) borne in clusters of 2-3 on a long peduncle 4-8 cm long. Each acorn 1.5-4 cm long, ovoid with a pointed tip, whitish-green, becoming brown, then black, subtended by a shallow cup. |
| Type location: |
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| Notes: | |
| Derivation of specific name: | |
| Habitat: | |
| Altitude range: (metres) | |
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| Worldwide distribution: | Native throughout Europe to Turkey and the Ural Mts; introduced and naturalized in parts of North America, New Zealand and Southern Africa. |
| National distribution: | E |
| Growth form(s): | Tree. |
| Endemic status: | |
| Red data list status: | |
| Insects associated with this species: | Holocerina smilax (Larval food plant) Gynanisa maja (Larval foodplant) |
| Spot characters: | Display spot characters for this species |
| Literature: |
Maroyi, A. (2006). Preliminary checklist of introduced and naturalized plants in Zimbabwe. Kirkia 18(2) Page 221. |
Other sources of information about Quercus robur:
Our websites:
Flora of Zambia: cultivated Quercus roburFlora of Zimbabwe: cultivated Quercus robur
External websites:
African Plants: A Photo Guide (Senckenberg): Quercus roburBHL (Biodiversity Heritage Library): Quercus robur
EOL (Encyclopedia of Life): Quercus robur
GBIF (Global Biodiversity Information Facility): Quercus robur
Google: Web - Images - Scholar
iNaturalist: Quercus robur
IPNI (International Plant Names Index): Quercus robur
JSTOR Plant Science: Quercus robur
Mansfeld World Database of Agricultural and Horticultural Crops: Quercus robur
Plants of the World Online: Quercus robur
Tropicos: Quercus robur
Wikipedia: Quercus robur
| Home | > | List of families | > | Fagaceae | > | Quercus | > | robur |