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Acer is a genus of trees and shrubs commonly known as maples.The genus is placed in the soapberry family Sapindaceae. [1] [2] There are approximately 132 species, most of which are native to Asia, [3] with a number also appearing in Europe, northern Africa, and North America.
Other maple species can be used as a sap source for maple syrup, but some have lower sugar content and/or produce more cloudy syrup than these two. [23] In maple syrup production from Acer saccharum, the sap is extracted from the trees using a tap placed into a hole drilled through the phloem, just inside the bark. The collected sap is then boiled.
The fruit, a two-seeded winged samara, is adapted for wind-dispersal. Each wing is 2–4 cm in length, and holds a seed approximately 9 mm (3 ⁄ 8 in) in diameter. [9] Vine maple trees can grow by cloning, which happens when a new shoot develops from a root or branch of the tree.
Acer saccharinum, commonly known as silver maple, [3] creek maple, silverleaf maple, [3] soft maple, large maple, [3] water maple, [3] swamp maple, [3] or white maple, [3] is a species of maple native to the eastern and central United States and southeastern Canada. [3] [4] It is one of the most common trees in the United States.
Field maple Acer campestre, in Ebsdorfergrund-Frauenberg, Hesse, Germany. Aceraceae were recognized as a family of flowering plants also called the maple family. They contain two to four genera, depending upon the circumscription, of some 120 species of trees and shrubs. A common characteristic is that the leaves are opposite, and the fruit a ...
Vine maple (Acer circinatum) Samara of Combretum zeyheri. A samara (/ s ə ˈ m ɑːr ə /, UK also: / ˈ s æ m ər-/) [1] is a winged achene, [2] a type of fruit in which a flattened wing of fibrous, papery tissue develops from the ovary wall. A samara is a simple dry fruit, and is indehiscent (not opening along a seam).
Acer negundo, also known as the box elder, boxelder maple, Manitoba maple or ash-leaved maple, is a species of maple native to North America from Canada to Honduras. [3] It is a fast-growing, short-lived tree with opposite, ash-like compound leaves.
Plants of this family have a variety of habits, from trees to herbaceous plants to lianas. The leaves of the tropical genera are usually spirally alternate, while those of the temperate maples ( Acer ), Aesculus , and a few other genera are opposite.