Camphor tree is a large evergreen tree that grows up to 50 m tall. It is cultivated for camphor and timber production in south China, and has always been considered a valuable native tree species with high reputation (Liu 1990, Dai 1993). Camphor treeis intolerant and thermophilous, thus making it widely distributed between 88°-122°east longitude and 10-30°north latitude. As a native to China, camphor tree has been discovered in provinces of Guangdong, Jiangxi, Guangxi, Fujian, Taiwan, Yunnan, Zhejiang, Hunan, Sichuan, Guizhou, Hubei, Jiangsu, Anhui and Hainan. This species has been regarded as a representative tree species in tropical and sub-tropical regions (Li et al, 2007, Editorial Committee of China's Tree Species 2003). Its main producing regions are in Taiwan, Fujian, Jiujiang of Jiangxi, west of Hunan, southeast of Guizhou, Vietnam and Japan. Recently, camphor tree is also discovered in East Asia, Oceania, and Pacific Islands (Liu 1990).
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