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Amelanchier (/ æ m ə ˈ l æ n ʃ ɪər / am-ə-LAN-sheer), [1] also known as shadbush, shadwood or shadblow, serviceberry or sarvisberry (or just sarvis), juneberry, saskatoon, sugarplum, wild-plum [2] or chuckley pear, [3] is a genus of about 20 species of deciduous-leaved shrubs and small trees in the rose family ().
It is a deciduous shrub or small tree growing to 0.5–8 metres (1.6–26.2 ft) tall with one to many stems and a narrow, fastigiate crown. The leaves are alternate, simple, ovate to ovate-oblong, 1–5.5 cm long and 1.8–2.8 cm broad with a rounded to sub-acute apex; they are downy below, and have a serrated margin and an 8–15 mm petiole.
Amelanchier laevis, the smooth shadbush, smooth serviceberry or Allegheny serviceberry, is a North American species of tree in the rose family Rosaceae, growing up to 9 metres (30 ft) tall. It is native to eastern Canada and the eastern United States, from Newfoundland west to Ontario, Minnesota, and Iowa, south as far as Georgia and Alabama.
A. florida Lindl. A. pumila (Torr. & A. Gray) Nutt. ex M. Roem. Aronia alnifolia Nutt. Amelanchier alnifolia, the saskatoon berry, Pacific serviceberry, western serviceberry, western shadbush, or western juneberry, [2] is a shrub native to North America. It is a member of the rose family, and bears an edible berry-like fruit.
Flower details. It has perfect flowers that are 15–25 mm (8 –1 in) in diameter, with 5 petals, emerging during budbreak in early spring. The petals are white. Flowers are produced on pendulous racemes 3–5 cm (4 –2 in) long with 4–10 flowers on each raceme. The flowers are pollinated by bees.
Amelanchier × grandiflora, the serviceberry, is a small deciduous flowering tree or large shrub, a hybrid of garden origin between A. arborea and A. laevis, in the family Rosaceae. It produces white flowers and small red to purple edible fruits. [1] The Latin specific epithet grandiflora means "large-flowered". [2]
Taxonomy. This form is a natural hybrid of A. arborea × A. laevis. [3] (. A. laevis and either A. arborea or A. canadensis); therefore under the rules of botanical nomenclature, it would be known as Amelanchier × lamarckii. The Latin specific epithet honors the French naturalist Jean-Baptiste Lamarck (1744–1829). [4]
Description. Amelanchier utahensis is a spreading plant, reaching a maximum of five meters (16 feet) in height. It is deciduous, bearing rounded or spade-shaped often toothed green leaves and losing them at the end of the season. In April and May the shrub blooms in short inflorescences of white flowers, each with five widely spaced narrow petals.