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The flowers bloom in early spring before the leaves, and are unisexual, with single-sex catkins; the male pale yellow and 5–10 cm long, the female very small and largely concealed in the buds, with only the bright red 1–3 mm long styles visible. The flowers on female trees are not very visible. On male trees, however, the flowers are visible.
Corylus avellana, the common hazel, is a species of flowering plant in the birch family Betulaceae. The shrubs usually grow 3–8 metres (10–26 feet) tall. The nut is round, in contrast to the longer filbert nut. Common hazel is native to Europe and Western Asia. The species is mainly cultivated for its nuts.
"The Hazel Branch" from Grimms' Fairy Tales claims that hazel branches offer the greatest protection from snakes and other things that creep on the earth. In the Grimm tale "Cinderella", a hazel branch is planted by the protagonist at her mother's grave and grows into a tree that is the site where the girl's wishes are granted by birds. [19]
Corylus americana, the American hazelnut [3] or American hazel, [4] is a species of deciduous shrub in the genus Corylus, native to the eastern and central United States and extreme southern parts of eastern and central Canada.
The leaves and bark of the North American witch-hazel, Hamamelis virginiana, are used in folk medicine, herbalism, and skincare decoctions by Native Americans. [14] [15] [3] Extracts of witch-hazel have been claimed to be effective for psoriasis and eczema, to prevent dehydration of skin, and for insect bites, poison ivy, [23] and razor burn.
The branches of Sterculia foetida are arranged in whorls; they spread horizontally.The tree's bark is smooth and gray. The leaves are placed at the end of branchlets; they have petioles ranging from 12.5 and 23 centimetres (4.9 and 9.1 inches) in length; the blades are palmately compound, containing 7–9 leaflets.
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.
empress tree; princess tree; foxglove tree; paulownia Bignoniaceae (trumpet creeper family) 712 Radermachera: radermachera trees ; Radermachera sinica: China doll tree; serpent tree Bignoniaceae (trumpet creeper family) Spathodea: spathodea trees ; Spathodea campanulata: African tulip tree Bignoniaceae (trumpet creeper family) Tabebuia: trumpet ...