What are the common varieties of sweet osmanthus trees?

Osmanthus fragrans is endemic to China, and it is also one of the top ten traditional famous flowers in China. Sweet-scented osmanthus trees are beautiful, green all the year round, small and fragrant flowers, its simple and elegant, beautiful and elegant style, deeply loved by people. Osmanthus fragrans are mainly divided into four categories: Jin Gui, Yin Gui, Dan Gui and Siji Gui, each of which has different varieties, details are as follows.

Jin Gui

The flowers of cinnamon are yellow, which is a common type. There are many cultivated varieties, and the flowers are very fragrant. The main feature of Jin Gui is the opening of golden flowers. This variety has tall and erect plant type, spherical crown, luxuriant branches and leaves and strong branch development. The germination period is early, it can branch twice a year, once it begins to germinate in early March and stops growing at the end of April, it is generally called spring shoot; the other time it germinates after autumn flower, it is called autumn shoot. Sweet-scented osmanthus leaves are bright oil-green, leathery and thin. They blossom in late September with a strong fragrance. At the beginning, the petals are bright yellow, and then turn to golden yellow, emitting a sweet smell, strong but intoxicating, this is a kind of variety with high economic value and ornamental value. The main varieties of Jingui are classified as follows:

1. Late Jin Gui: large shrub, 4.5-5 meters high. Leaves ovate, 11-12 cm long, 5-6 cm wide, apex acuminate, leaf margin more than 1/3 serrated, leaf veins 6-9 pairs, flower buds in axils 2-3 pairs, Corolla diameter 7-8 mm, flower type inner buckle, petals yellow, fragrant, pistil development normal, stigma obvious, medium number of flowers. Bear fruit after flowering. Flowering, late September.

2. Big leaf yellow: trees, 6.5-7 meters high. Leaves elliptic, 11-12 cm long, ca. 5 cm wide, apex acuminate, leaves entire or sparsely serrate, leaf veins 7-9 pairs, flower buds in axils 2-3 pairs, Corolla diameter 6-8 mm, flower type inner buckle, Corolla persistent, not shedding, petals yellow, fragrant, pistil development normal, stigma obvious, medium number of flowers. Bear fruit after flowering. Flowering, late September.

3. Daye Jingui: big shrub, 4.5-5 meters high. Leaves long oval, 10-11 cm long, 3.5-4 cm wide, apex acuminate, leaf margin more than 2/3 serrated, leaf veins 8-9 pairs, flower buds in axils 2-3 pairs, Corolla diameter 9-10 mm, flower shape inner buckle, petals lemon yellow, fragrant, pistil degenerated, densely flowered. Flowering, mid-September.

4. Toothed leaf cassia: large shrub, 4.5-5 meters high. Leaves lanceolate, 11-12cm long, 3.3cm wide, apex acuminate, leaf margin serrate above 1/3, leaf veins 7-8 pairs, flower buds in axils 1-3 pairs, Corolla diameter 9-10 mm, flower type inner buckle, petals lemon yellow, medium fragrance, pistil degenerated, flowers sparse. Flowering, late September.

5. Big leaf seed cinnamon: trees, 5.2-6 meters high. Leaves long oval, 12-14 cm long, 3.8-4.9cm wide, apex acuminate, leaf margin more than 1/3 serrated, leaf veins 7-9 pairs, flower buds in axils 1-2 pairs, Corolla diameter 6-8 mm, petals light golden yellow, medium fragrance, pistil development normal, fruiting sparsely after anthesis, flowering sparsely. Flowering, late September.

6. Liu Ye Sugui: a large shrub, 3.8-4.5 m high. Leaves lanceolate, 9.5-10.5 cm long and 6.5-7.9 cm wide, apex acuminate, slightly revolute, leaf margin undulate entire, veins 6-8 pairs, flower buds in axils 1-2 pairs, Corolla diameter ca. 8 mm, flower shape micro-buckle, petals lemon yellow, fragrant, pistil degenerated, densely flowered. Flowering, late September.

7. Boye Jingui: trees, about 6 meters high. Leaves long oval, 10-11 cm long, 3-3.5 cm wide, apex acuminate, leaf margin undulate entire, leaf veins 7-9 pairs, flower buds in axils 1-2 pairs, Corolla diameter 8-10 mm, flower type micro-buckle, petals lemon yellow, medium fragrance, pistil degenerated, medium number of flowers. Florescence, late September

Silver cinnamon

The silver cinnamon leaves are small and the flowers are fragrant and white. The tree shape of this variety is smaller than that of cinnamon, the branches and leaves are generally sparse, the crown is oblong and spherical, and the autumn shoot is more than that of cinnamon. Yingui leaves are mostly yellowish green, spreading on the back, blooming a week later than Jingui, the flowers are milky white at the beginning, and then gradually become light yellow, aroma overflowing, as far as several miles, is a good variety of green courtyard. The main varieties of Yingui are classified as follows:

1. Seed root cinnamon: trees, 5.4-6 m high. Leaves Obovate-lanceolate, 7-8 cm long, 3-3.5 cm wide, apex acuminate, entire or middle and upper sparsely dentate, leaf veins 7 pairs, flower buds in axils mostly 1 pair, Corolla diameter 6-8 mm, petals yellowish white, medium fragrance, pistil 2, pistil stigma shiny, ovary developed normally, medium number of flowers. Bear fruit after flowering. Flowering, mid-September.

2. Bai Jie: trees, about 7.5-8 meters high. Leaves long oval, 9-11 cm long, 3.5 cm wide, apex acuminate, slightly revolute, leaf margin undulate entire, leaf veins 8-9 pairs, flower buds in axils mostly 2 pairs, Corolla diameter 8-9 mm, flower type micro-buckle, petals silvery white, slightly fragrant, pistil degenerated, densely flowered. Flowering, mid-late September.

3. Evening cinnamon: trees, 5-6 meters high. Leaves lanceolate, 8-9 cm long, 3-3.5 cm wide, apex acuminate, leaves entire, leaf veins 6-7 pairs, flower buds in axils mostly 1 pair, Corolla 7-8 mm in diameter, bell-shaped, petals yellow-white, fragrant, pistil degenerated, medium number of flowers. The florescence lasts a little longer before and after the National Day.

4. Zaoyingui: a large shrub, 4-4.5 meters high. The leaves are long oval, 8-10 cm long, 3-3.5 cm wide, apex acuminate, leaf blade spreading, main vein retuse, leaf taut serrated, lateral veins 6 pairs, flower buds in leaf axils mostly 1 pair, Corolla diameter 6-7 mm, petals creamy yellow to lemon color, fragrant, pistil degenerated, medium number of flowers. Flowering, from late August to early September.