Osmanthus fragrans is the common name of many trees in Oleaceae in China. )Lour。 ), also known as osmanthus fragrans, is an evergreen shrub or small tree of Oleaceae, with hard skin, long oval leaves, pointed ends, opposite and no withering in winter.

In the leaves and intestines of peanuts, the corolla is divided into four parts, and its shape is small. There are many varieties of horticulture, among which Jingui, Yin Gui, Dangui and laurel are the most representative.

distribution range

Osmanthus fragrans is native to the eastern Himalayas in southwest China, and also distributed in India, Nepal and Cambodia. Wild osmanthus fragrans grows in southwest China, Sichuan, southern Shaanxi, Yunnan, Guangxi, Guangdong, Hunan, Hubei, Jiangxi, Anhui, Henan and other places, and is now widely planted in Huaihe River Basin and its south area. Its suitable area is north to the lower reaches of the Yellow River and south to Guangdong, Guangxi and Hainan.

The growth area has good hydrothermal conditions and suitable precipitation. The soil is mostly yellow brown soil or yellow cinnamon soil, and the vegetation is mainly subtropical broad-leaved forest. Under the influence of the above conditions, Osmanthus fragrans grows well, and has formed national famous commodity production bases of Osmanthus fragrans such as Lu 'an in Anhui, Xianning in Hubei, Taoyuan in Hunan, Suzhou in Jiangsu, Guilin in Guangxi, Wuhan in Hubei, Hangzhou in Zhejiang and Chengdu in Sichuan.