Knowledge Title: Camphor Other Title: Cinnamomum camphora Knowledge Content:  Laura-ceae is an evergreen tree. Also known as the sorority. There are about 250 species of camphor, distributed in eastern Asia, the Pacific Islands and Oceania. China produces 46 kinds.  Trees can be up to 40 meters high and chest diameters of 3 to 4 meters. Leaf mutual, thin leather, ovoid or elliptical ovoid, the back slightly white powder, hairless, leaf edge slightly wave-shaped, there are three veins from the base, veins have a clear gland. Flowers are both sexes, conical flowers are born in sequence, flowering period 4 to May. Berry spherical, 4.5 to 6 mm diameter, mature from October to November, the peel is purple-black, shiny (see photo). Camphor is the representative tree species of evergreen broad-leaved forests in the eastern part of Asia, distributed in the southeastern provinces of China, with Taiwan, Fujian and Jiangxi as the most, Hunan, Hubei, Guangdong, Guangxi, Zhejiang and other places are also distributed, mainly in wet valleys, mountainside and river banks.……

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