Fruit branches have spherical fruits, two long and often drooping, with a diameter of about 2.5 ~ 3.5 cm. Nutlets are about 0.9 cm long and have long hair at the base. Flowering in May and fruiting in September ~ 65438+ 10. Seeds 4-5, globose. Seeds are green when they are immature and orange-red when they are mature.

Platanus acerifolia, Malvaceae, deciduous trees. The shoots and petioles are somewhat yellow-brown pubescent, and the white pulp in the branches has a yellowish thin diaphragm. Leaf blade broadly ovoid, ovoid, triangular ovoid or ovoid-elliptic, apex acuminate, base truncated or broadly wedge-shaped, rarely subcordate, entire or undulate, sparsely pubescent or subglabrous on both surfaces.

Extended data:

First, landscape ecology.

The tree is majestic, with large leaves and pus, smooth skin and strong adaptability. Widely cultivated all over the world, it is a world-famous excellent shade tree and street tree. Strong adaptability and resistance to pruning and shaping. It is an excellent street tree species and widely used in urban greening. It is particularly magnificent when it is planted alone on the lawn or in the open space in the garden and on both sides of the aisle.

Because it has strong resistance to various toxic gases and can absorb harmful gases, it has remarkable effects on cooling, dust retention, noise reduction, absorption of harmful gases, improvement of air relative humidity, adjustment of the balance between carbon dioxide and oxygen, and improvement of air quality in summer. As a community, the greening of factories and mines is quite suitable.

Second, economic value.

Fruit can be used as medicine. Wood can be used to make furniture.

Third, the distribution range.

Originated in southeast Europe and west Asia, it has a long cultivation history. According to records, it was introduced into China in the Jin Dynasty. There is an ancient tree called Quhan Tree or Kumarajiva Tree in Huyi District, Xi City, Shaanxi Province.

Fourth, living habits.

Like the light, like the humid and warm climate, relatively cold-resistant. The requirements for soil are not strict, but it is suitable for slightly acidic or neutral soil with good drainage. Weak alkaline soil can grow, but it is easy to turn yellow. The distribution of root system is shallow, so it is easy to be injured and inclined during typhoon. Strong anti-air pollution ability, the blade has the function of absorbing toxic gases and dust retention.

This kind of tree has tall trunk, lush branches and leaves, rapid growth, strong adaptability, easy survival, pruning resistance and smoke resistance, so it is widely planted as a street greening tree and a fast-growing timber tree. It has strong resistance to toxic gases such as sulfur dioxide and chlorine.

Baidu Encyclopedia-Fatong Tree

Baidu encyclopedia-Platanus acerifolia

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