Osmanthus fragrans is an evergreen tree or shrub, with a height of 3 to 5 meters and a maximum of 18 meters. The bark is grayish brown. Branchlets yellowish brown, glabrous. Leaf blade is leathery, oval, oblong or elliptic-lanceolate, 7- 14.5cm long and 2.6-4.5cm wide, with a tapered tip and a wedge-shaped or wide wedge-shaped base, with serrations on the whole or usually on the upper part and hairless on both sides. Both sides of the glandular point are connected with vesicles, the midvein is concave and convex, and there are 6-8 pairs of lateral veins, up to 6540. Petiole 0.8 to 1.2 cm long, longest 15 cm, glabrous.
Cymes clustered in leaf axils, or nearly broom-shaped, with many flowers in each axil; Bracts are broadly ovate, thick, 2-4 mm long, and the tips are small and glabrous; Pedicel slender, 4 to 10 mm long, glabrous; These flowers are very fragrant; Calyx is about 65438 0 mm long with slightly irregular lobes; Corolla yellow-white, pale yellow, yellow or orange-red, 3 to 4 mm long, corolla tube only 0.5 to 1 mm long; Stamens are inserted in the middle of corolla tube, filaments are very short, about 0.5 mm long, anthers are about 65438 0 mm long, connective extends slightly at the top of anthers, forming an inconspicuous small tip; The pistil is about 65438 0.5 mm long and the style is about 0.5 mm long. The fruit is skewed, oval, 1 to1.5cm long, and purple-black. The flowering period is from September to early October of 10, and the fruiting period is March of the following year.
There are osmanthus fragrans with strong growth potential, thick branches, large leaf shape, rough leaves, dark green leaves and orange red leaves; There are silvery laurel trees with medium growth, smooth leaves, serrated leaves, milky white flowers and dense and sweet flowers; Strong growth potential, smooth leaf surface, sparse serrated or whole leaf margin, light yellow flowers and sparse fragrance, which can bloom with the above varieties from September to autumn 10 or once every two or three months. Dangui and Sijigui, the fruit is purple-black drupe, commonly known as cinnamon. Osmanthus fragrans seedlings have obvious taproots, developed and deep roots. Young roots are yellow-brown, and old roots are yellow-brown.
Osmanthus fragrans is one of the top ten traditional famous flowers in China, and it is an excellent garden tree species that integrates greening, beautification and fragrance, and has both ornamental and practical functions. Osmanthus fragrans is necessary. Especially in the Mid-Autumn Festival when laurel trees are in full bloom and the night is quiet and full moon, it is refreshing to taste the wine and smell the fragrance of Chen. In China's ancient poems about flowers, the number of Gui is also considerable. It has been deeply loved by Chinese people since ancient times and is regarded as a traditional famous flower.
Osmanthus tea made from osmanthus fragrans is a specialty tea in China. Soft aroma, delicious taste, deeply loved by the public. Osmanthus fragrans is widely used in garden construction.
Osmanthus fragrans can extract aromatic oil to make osmanthus essence, which can be used in food, cosmetics, cakes, sweets and wine making. Osmanthus fragrans is pungent and can be used as medicine. Take flowers, fruits and roots as medicine.