Torreya grandis is an evergreen tree and the second word in Chinese. Its seed has a hard shell with a sharp end. It is called "Torreya grandis". Its kernel can be eaten, used as medicine and pressed for oil. Wood is hard and can be used as building materials. Commonly known as "torreya grandis".
Extended data:
Torreya grandis (scientific name: Torreya grandis? Merrill ii'), a perennial evergreen tree of Torreya of Taxaceae. Bark is yellowish gray and dark gray with irregular cracks; The annual branches are green, and the two to three-year branches are yellow-green, light brown or dark green-yellow, thin and light brown; The leaves are linear and generally straight, with light green on the top and light green on the bottom.
The seeds are oval, ovoid, obovate or oblong. When they mature, the aril is purple-brown, with white powder and a small convex tip at the top. The flowering period is April, and the fruit ripens in the following year (10). According to historical records, Qin Shihuang tasted torreya grandis fruit during his east tour in 2 10 BC and found it indecent, so he named it torreya grandis.
Torreya grandis is a unique tree species in China and a rare economic tree species in the world. It mainly grows in humid areas in southern China, and is born in warm and rainy yellow soil and red soil below 1400 meters above sea level.
Like light and shade, like warm and humid climate and deep and fertile acidic soil, not resistant to stagnant water, drought, accumulation, cold. The propagation of torreya grandis generally adopts local torreya grandis as rootstock, grafted with excellent varieties, flowering and fruiting in 4 ~ 6 years, or grafted seedlings for afforestation.
Torreya grandis seeds contain essential oils and more than 20 kinds of aromatic components, which are natural and high-quality raw materials for high-grade aromatic oils and extracts. Torreya grandis fruit is rich in nutrition, mellow in flavor and has health care function; Seeds are first-class dried fruits with high economic value.
Essential oil is used in toothpaste, soap and other daily chemical industries; Medicinal seeds, branches and leaves can also repel insects, promote digestion, remove stagnation and moisten dryness. Torreya grandis wood is soft, dense and straight, which is a good material for architecture, shipbuilding and craft carving.