Native: ASIA-TEMPERATE; Russian Far East: Russian Federation - Primorye China: China - Gansu [s.e.], Heilongjiang, Jilin, Liaoning, Shaanxi;  Eastern Asia: Korea [3]. "Shrubs or small, multistemmed trees, to 7 m tall, dioecious. Bark grayish yellow or grayish brown, smooth. Young branchlets puberulent, becoming nearly glabrous and dull reddish brown in second year; bud scales 2 pairs. Leaves deciduous; petiole 4-6 cm, slender, puberulent when young, glabrescent; leaf blade suborbicular or ovate, 8-10 × 6-8 cm, membranous, abaxially hirsute-pubescent especially on veins, adaxially glabrous, primary veins 5, base cordate or subcordate, margin doubly serrate with coarse obtuse teeth, 5-lobed, rarely 7-lobed; middle and lateral lobes acuminate apically; basal lobes acute. Inflorescence racemose, lateral from leafless buds." [2]

 Pedicel 1-2 cm, slender, glabrous. Staminate racemes very short, ca. 1.5 cm, 5- or 6-flowered; sepals 4, oblong, slightly ciliate along margin, ca. 5 mm; petals 4, rhombic-obovate, slightly shorter than sepals; stamens 4, ca. as long as sepals, glabrous, absent in pistillate flowers; disk 4-lobed, glabrous, intrastaminal; ovary absent or very rudimentary in staminate flowers. Pistillate racemes with slender peduncle ca. 4 cm, puberulent, usually 7-flowered; sepals oblong, ca. 4.5 mm, ciliate, with long hairs at apex; petals obovate, nearly as long as sepals, distinctly clawed; ovary glabrous; style ca. 2 mm, glabrous; stigmas revolute. Infructescence pendulous, racemose, ca. 5 cm. Samaras 5-7; nutlets subglobose, ca. 10 × 8 mm, rugose, strongly veined; wing introrsely falcate, slightly contracted at base, including nutlet 3-3.5 cm, wings spreading obtusely. Native to China, it is found in mixed forests at 1000-1600 m. elevation. --www.efloras.org, Flora of China

Family Aceraceae - Maples
The Maples are some of our most familiar and beloved trees.  Most are native to the far east: China, Japan, Korea, Manchuria. Maples produce a distinctive winged fruit called a samara, also commonly known as helicopters or whirlybirds.
Tree Encyclopedia | Tree Index | Maple Index

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