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Britain and Ireland have few endemic trees, most being micro-species of Whitebeam. But there are some interesting endemic trees nevertheless. Apomictic Whitebeams endemic to the British Isles: Sorbus arranensis – Isle of Arran only. Arran Service Tree – Isle of Arran only. Sorbus pseudomeinichii - Isle of Arran only.
The Great British Trees were 50 trees selected by The Tree Council in 2002 to spotlight trees in the United Kingdom in honour of the Queen's Golden Jubilee. [1]
Chart illustrating leaf morphology terms. The following terms are used to describe leaf morphology in the description and taxonomy of plants. Leaves may be simple (that is, the leaf blade or 'lamina' is undivided) or compound (that is, the leaf blade is divided into two or more leaflets). [1]
The leaves are thick and stiff-textured, broad, palmately lobed, superficially maple-like, the leaf blade 10–20 cm (4–8 in) long and 12–25 cm (5–10 in) broad, with a petiole 3–10 cm (1–4 in) long. The young leaves in spring are coated with minute, fine, stiff hairs at first, but these wear off and by late summer the leaves are ...
Quercus robur is a deciduous tree up to 40 metres (130 ft) tall, [5] with a single stout trunk that can be as much as 11 m (36 ft) in girth (circumference at breast height) or even 14 m (46 ft) in pollarded specimens. Older trees tend to be pollarded, with boles (the main trunk) 2–3 m (6 + 1 ⁄ 2 –10 ft) long. These live longer and become ...
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The whitebeams are members of the family Rosaceae, comprising the genus Aria.They are deciduous trees with simple or lobed leaves, arranged alternately. They are related to the rowans, and many of the endemic restricted-range apomictic microspecies of whitebeam in Europe are thought to derive from hybrids between the common whitebeam and the European rowan.