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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).
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.
The leaf base of silver birch is usually a right angle to the stalk, while for downy birches, it is rounded. In terms of genetic structure, the trees are quite different, but do, however, occasionally hybridize. [6] Betula pendula silver birch catkins and leaves, Childwall Woods & Fields, Merseyside
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 ]
Betula alleghaniensis, the yellow birch, [2] golden birch, [3] or swamp birch, [4] is a large tree and an important lumber species of birch native to northeastern North America. Its vernacular names refer to the golden color of the tree's bark. [5] In the past its scientific name was Betula lutea, the yellow birch.
Betula lenta is a medium-sized deciduous tree reaching 30 metres (98 ft) tall, exceptionally to 35 m (115 ft) [2] with a trunk up to 60 cm (2 ft) diameter. Heights of 15 m (50 ft) to 24 m (80 ft) are more typical.
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 ...
Betula occidentalis, the water birch or red birch, is a species of birch native to western North America, in Canada from Yukon east to Northwestern Ontario and southwards, and in the United States from eastern Washington east to western North Dakota, [citation needed] and south to eastern California, northern Arizona and northern New Mexico, and southwestern Alaska.