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  2. Birch - Wikipedia

    en.wikipedia.org/wiki/Birch

    The leaves of the silver birch tree are used in the festival of St George, held in Novosej and other villages in Albania. [24] Birch leaves in the coat of arms of Karjalohja. The birch is New Hampshire's state tree and the national tree of Finland and Russia. The yellow birch is the official tree of the province of Quebec (Canada).

  3. Betula nigra - Wikipedia

    en.wikipedia.org/wiki/Betula_nigra

    The leaves turn yellow in Autumn. The flowers are wind-pollinated catkins 3–6 centimeters (1 + 1 ⁄ 4 – 2 + 1 ⁄ 4 in) long, the male catkins pendulous, the female catkins erect. The fruit is unusual among birches in maturing in late spring; it is composed of numerous tiny winged seeds packed between the catkin bracts. [2] [6] River birch ...

  4. Betula pendula - Wikipedia

    en.wikipedia.org/wiki/Betula_pendula

    Betula pendula, commonly known as silver birch, warty birch, European white birch, [2] or East Asian white birch, [3] is a species of tree in the family Betulaceae, native to Europe and parts of Asia, though in southern Europe, it is only found at higher altitudes. Its range extends into Siberia, China, and southwest Asia in the mountains of ...

  5. Betula papyrifera - Wikipedia

    en.wikipedia.org/wiki/Betula_papyrifera

    Betula papyrifera (paper birch, [5] also known as (American) white birch [5] and canoe birch [5]) is a short-lived species of birch native to northern North America. Paper birch is named after the tree's thin white bark, which often peels in paper -like layers from the trunk.

  6. Betula alleghaniensis - Wikipedia

    en.wikipedia.org/wiki/Betula_alleghaniensis

    Betula alleghaniensis, forest emblem of Quebec, [6] Canada. Betula alleghaniensis is a medium-sized, typically single-stemmed, deciduous tree reaching 60–80 feet (18–24 m) tall (exceptionally to 100 ft (30 m)) [2] [7] with a trunk typically 2–3 ft (0.61–0.91 m) in diameter, making it the largest North American species of birch.

  7. Betula lenta - Wikipedia

    en.wikipedia.org/wiki/Betula_lenta

    The leaves of this species serve as food for some caterpillars and the solitary leaf-cutter bee Megachile rubi cuts pieces from the leaves to line the cells of its nest. [ 7 ] Deer do not tend to browse young B. lenta allowing trees to grow in areas with high deer populations, Betula alleghaniensis , a close relative of B. lenta, is, however ...

  8. Betula pubescens - Wikipedia

    en.wikipedia.org/wiki/Betula_pubescens

    Betula pubescens is commonly known as downy birch, with other common names including moor birch, white birch, European white birch or hairy birch. [3] It is a deciduous tree growing to 10 to 20 m (33 to 66 ft) tall (rarely to 27 m), with a slender crown and a trunk up to 70 cm (28 in) (exceptionally 1 m) in diameter, with smooth but dull grey ...

  9. Betula populifolia - Wikipedia

    en.wikipedia.org/wiki/Betula_populifolia

    Betula populifolia, known as the gray (or grey) birch, is a deciduous tree in the family Betulaceae. It is native to eastern North America and is most commonly found in the northeast United States as well as southern Quebec , New Brunswick , and Nova Scotia . [ 1 ]

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