What kind of walnut is "Wenliu" iron walnut? How to distinguish it from Qiuzi and Lantern?

Iron walnut belongs to the walnut family. Deciduous trees with a height of 10 to 20 meters and a life span of more than a hundred years. Distributed in southwest China and other places. The shell of the fruit is hard and can be used to make all kinds of beautiful and durable handicrafts. So what kind of walnut is iron walnut? How to distinguish it from Qiuzi and Lantern?

What kind of walnut is iron walnut?

Iron walnut, also known as Juglans regia, is a deciduous tree plant of the walnut family, distributed in southwest China and other places. The shell of the fruit is hard. At first, iron walnut was mainly used to extract oil and make rootstocks for common edible walnuts. Now, many new uses have been gradually developed, which can be used to make a variety of beautiful and durable handicrafts. In some places, a large and strange iron walnut is selected as a fitness ball, and its uneven shell can massage the acupoints of the hand. It has a certain health care effect.

The iron walnut tree is 10 to 20 meters high and can live for more than a hundred years. Trunk bark grayish brown to dark brown, with longitudinal fissures. The new branches are light green, smooth and with white lenticels. Leaves odd-pinnate, alternate. Female inflorescences terminal, florets 2-4 fascicled. The fruit is round, yellowish green, with a fluffy surface and a seed inside. The exocarp bone is called the fruit shell, the surface is engraved dot shape, the fruit shell is divided into thick and thin.

Iron walnut has strong affinity, strong growth potential, poor cold resistance, adapts to the subtropical climate, mainly from Yunnan, Guizhou and Sichuan, and the extreme minimum temperature is-2 ℃. It can not survive the winter in the north. The yield in Taihang mountain area is not as good as that of Liriodendron walnut, but the iron walnut in Taihang mountain area is obviously different from the south because of its altitude, climate, precipitation and other factors, which also leads to the difference in size and shape of iron walnut in the north and south.

Iron walnut is mostly used by some literati to play, which is called Wen play iron walnut, which is liked by players, probably because of its huge size, strange shape and relatively low price. While using it as something to play with, it has also become an art treasure favored by players through the carving of folk artists. Artists carve out all kinds of animals, figures and patterns on small walnuts, and place beautiful meanings on them. to express people's expectations and yearning for the future.

Second, how to distinguish Qiuzi, Lantern and Iron Walnut?

Generally speaking, the lines of Qiuzi and lanterns are generally deep, large tendons and light weight, while iron walnut lines are generally shallow, hemp lines are mostly, and the weight is heavier.

Juglans mandshurica (autumn): that is, northeast walnut, generally long, pointed, mostly obvious spindle type, light skin color, deep lines, many edges, generally octagonal, nine edges are rare, feel lighter; one of the more famous Qiuzi-jujube Hu: jujube Hu is a kind of Qiuzi, with obvious Qiuzi characteristics, the main feature is walnut slender type. And both ends are pointed.

Lantern (refers to the origin in the northwest region): that is, the northwest walnut, generally round as a whole, dark in color, characterized by many thorns, deep, like Daoshan, standing in clumps, playing with hands. It also feels lighter.

Iron walnut: that is, southern walnut, with many kinds and shapes, characterized by shallow, uneven, narrow edges and rough texture. The two walnuts gently tapped "PU PU" to each other, which was dull, heavy and heavy.

In addition, walnut species can be distinguished mainly by the "bottom" and "navel"-the connection between the bottom of the walnut and the tree. The characteristic is to look at the connection between the bottom edge and the navel (preferably not called "X-eye"): if the edge is trapped in the walnut and connected to the navel, it is probably the south walnut.