An oak is a hardwood tree or shrub in the genus Quercus of the beech family. They have spirally arranged leaves, often with lobed edges, and a nut called an acorn, borne within a cup. The genus is widely distributed in the Northern Hemisphere; it includes some 500 species, both deciduous and evergreen. Fossil oaks date back to the Middle Eocene.

2025年3月19日 · Oak, genus of about 450 species of trees and shrubs in the beech family (Fagaceae), distributed throughout the north temperate zone and at high altitudes in the tropics. Oak species are characterized by alternate, simple, deciduous or evergreen leaves with lobed, toothed, or entire margins.

2023年9月23日 · Known as forest monarchs, oak trees (Quercus spp.) symbolize resilience and sustainability. Over 500 oak tree species belongs to the Quercus genus, sharing a family with beech and chestnut in the Fagaceae family. Their forms vary as trees or shrubs, showcasing a range of deciduous or evergreen leaves.

2021年4月15日 · Oak is a tree or shrub in the genus Quercus of the beech family. It is Grows in the Northern Hemisphere. There are more than 500 species of oak. The most common oak tree varieties are White Oak, Black Oak, red oak, Willow oak, and many others. Some of these are deciduous oak, and some are evergreen.

2022年5月12日 · Oakwood is a common material for furniture, flooring, and other construction projects because it is durable and has an attractive grain pattern. There are many different types of oak wood that vary in color from light to dark brown or black with grains that may be straight or wavy depending on the type of oak tree.

2024年7月3日 · Read on for facts about oak trees, including common species, how to identify oaks by their leaf shape, planting tips, and where you can see the longest-living oak tree in America. An oak tree...

OAK翻译：橡树，栎树;橡木，栎木。 了解更多。

2022年3月29日 · Oak Wood is medium brown-coloured, straight-grained hardwood. It is strong, hard, heavy, and dense-grained wood. Its natural properties make it the best choice for making furniture, cabinetry, and flooring. Oak Wood is resistant to decay and moisture, So it is widely used for boatbuilding. Oaks is a versatile wood.

2024年8月30日 · Oak wood is one of the most popular and versatile woods in the world. Known for its strength, durability, and beautiful grain patterns, oak has been used for centuries in various applications. But what exactly is oak wood used for? Let’s explore some of the most common and valuable uses of this remarkable timber.

2019年11月22日 · Oak trees are sturdy hardwood trees, historically prized for wood. Oak tree uses include timber, shade, shipbuilding, furniture, flooring and barrels, among other uses. Oak tree characteristics include hard wood, seeds called acorns and, often, lobed leaves. Oaks provide animal habitats and food.