System experience officer

Camellia chinensis: evergreen shrub, 3 meters high; young branches are glabrous. Leaves are oblong, with a caudate-acuminate tip and a broad cuneate base. The flowers are golden yellow, 1-2 in axillary or terminal, with a diameter of 5.5-7 cm, and the pedicels are slightly drooping and glabrous; the flowers have 12-15 petals, which are broadly ovate to ovate-oval, and very thin, so it is called Camellia chinensis; the ovary is glabrous; the styles are 3, completely separated, and glabrous. The flowering period is from December to March of the following year. It is mainly distributed in Pingguo County, Guangxi; it grows in acidic soil and mixed woods at an altitude of 12-3 meters. This species is a good parent for hybrid breeding and can cultivate new varieties of yellow camellia.

Small-petaled Camellia chrysantha: Camellia chrysantha is an evergreen shrub, 4 meters high; young branches are purple-brown and glabrous. Young leaves are deep purple-red, and old leaves are broadly ovate or obovate-elliptical with acute apex and broad cuneate base. The flowers are small, light yellow, mostly axillary, with a diameter of 1.5-2 cm; the flowers have 6-8 petals, and the petals are thin; the ovary has 3-4 chambers; the styles are 3-4, completely free and glabrous. The flowering period is from November to January of the following year. It is mainly distributed in Ningming County, Guangxi; it grows in acidic soil and mixed woods at an altitude of 11-1 meters.

Camellia chrysantha: an evergreen shrub, 3 meters high, with light red young branches and no hair. Young leaves are light purple-red, and old leaves are elliptical or oblong, with acute tips and broad cuneate bases. The flowers are light yellow or slightly pink, 1-3 in axillary or terminal, with a flower diameter of 1.5-2.5 cm; the flowers have 6-8 petals; the ovary has 3 chambers, covered with short gray-white soft hairs; the styles are 3, completely separated, and glabrous; the flowering period is from October to December. The capsule is oblate, usually 10 chambers, with 12-3 seeds in each chamber, brown and glabrous. It is mainly distributed in Ningming County, Guangxi; it grows in acidic soil mountain mixed woods at an altitude of 1-2 meters. This species can be used as a parent for hybrid breeding.

Camellia chrysantha: evergreen shrub, 3 meters high; young branches are glabrous. Young leaves are purple-red, old leaves are elliptical or obovate, with pure pointed tips; base is broadly cuneate. Flowers are light yellow, solitary or 2-3 clustered in leaf axils, with a flower diameter of 2.5-3.5 cm; flowers have 7-10 petals, petals are connected at the base; ovary is 3-chambered, nearly glabrous. Styles are 3, completely separated, and glabrous. Flowering period is from November to January of the following year. Capsule is oblate, 11-chambered, each chamber has 1-3 seeds, dark brown, and glabrous on the surface. Mainly distributed in Yongning County, Guangxi; grown in acidic soil mountain mixed woods at an altitude of 1-3 meters. This species can be used as a parent for hybrid breeding and can cultivate new varieties of yellow camellia.

Long-column Camellia chrysantha: evergreen shrub, 3 meters high. This variant is different from the original variant Camellia chrysantha. The main difference is that the flower is inverted cone-shaped bell shape when it blooms, the petals are oblong to elliptical, the color is lighter, and the texture is thinner; the style is long and exposed above the stamens, sometimes it is snake-like and easy to distinguish. The flowering period is from November to April of the following year. It is mainly distributed in Fangcheng, Yongning and other counties in Guangxi. It grows in acidic soil and mixed woods at an altitude of 11-4 meters. This variant is a good parent for hybrid breeding and can cultivate new varieties of yellow camellia.

Lemon Golden Camellia: Evergreen shrub, 3 meters high; young branches are glabrous. Young leaves are purplish red, old leaves are elliptical, with a tail-shaped acuminate tip and a wide cuneate base. The flowers are lemon yellow, solitary in the leaf axils, with a diameter of 1-2 cm; the flowers have 7-8 petals, nearly round or elliptical; the ovary is nearly spherical and glabrous; the styles are 3, completely separated and glabrous. The flowering period is from October to December, and the capsule is triangular and flattened, with 10 chambers, each chamber has 12-3 seeds, and the surface is glabrous. It is mainly distributed in Longzhou, Ningming and other counties in Guangxi; it grows in mixed woods on calcareous soil in limestone mountains at an altitude of 1-3 meters.

Dongxing Camellia chrysantha: evergreen shrub to small tree, 2-5 meters high; young branches are glabrous. Young leaves are purple-red, old leaves are oval, with sharp tips and wide cuneate bases. The flowers are yellow, 1-2 in axillary or terminal, with a diameter of 3.5-4 cm, and the pedicels are long and drooping; the flowers have 7-10 petals, which are connected at the base; the ovary is 3-4 chambers and glabrous; the styles are 3, completely separated, and sometimes 4, glabrous. The flowering period is March-April, and the capsule is oblate, 3-4 chambers, with 3-4 seeds in each chamber, brown, and glabrous. It is mainly distributed in Fangcheng County, Guangxi; it grows in acidic soil and mixed woods at an altitude of 1-2 meters. This species can be used as a parent for hybrid breeding and can cultivate new varieties of yellow camellia.

Camellia chrysantha: evergreen shrub, 3 meters high; young branches are light red, glabrous. Young leaves are light purple-red, old leaves are elliptical, with gradually pointed tips and cuneate bases. The leaf margins are nearly entire, with only the tips sometimes showing inconspicuous fine serrations. The flowers are yellow, solitary in the axils of leaves or branches, with a diameter of 2.5-4.5 cm; the flowers have 10-13 petals, and their waxy luster is not obvious; the ovary has 3 chambers and is glabrous; the styles are 3, completely separated and glabrous. The flowering period is from December to March of the following year. It is mainly distributed in Zhongdong Township, Fusui County, Guangxi; it grows in mixed woods of limestone at an altitude of 12-3 meters. This species is a good parent for hybrid breeding and can cultivate new varieties of yellow camellia.

Camellia nigra: an evergreen shrub, 2.5 meters high; young branches are glabrous. Young leaves are purplish red, and old leaves are oblong. The flowers are yellow and axillary. The flowers have 8-9 petals, which are slightly connected at the base; the ovary is glabrous; the styles are 3 and completely separated. The flowering period is from November to December. The capsule is flat triangular spherical, glabrous, 11-chambered, and each chamber has 12-3 seeds, which are brown. It is mainly distributed in Longzhou County, Guangxi; it grows in acidic soil and mixed woods at an altitude of 1-2 meters.

Camellia concave-veined golden flower: an evergreen shrub to a small tree, 3-6 meters high, with coarse hairs on young branches and glabrous on old branches. The leaves are elliptical or oblong, with a gradually pointed tip; the base is nearly round; there are many leaf veins, with obvious depressions on the upper surface, so it is called the concave-veined golden flower. The flowers are light yellow, 1-2 flowers are axillary or terminal, with a flower diameter of 3.8-8 cm; the flowers have 9-12 petals, glabrous; the ovary is 3-chambered, glabrous; the style is 3, completely separated, and glabrous. The flowering period is from December to March of the following year), and the capsule is oblate and glabrous. It is mainly distributed in Longzhou and Daxin counties in Guangxi; it grows in miscellaneous trees on calcareous soil in limestone mountains at an altitude of 12-3 meters. This species is a good parent for hybrid breeding and can cultivate new varieties of yellow camellia.

Camellia chrysantha: evergreen shrub or small tree, 2-5 meters high, young branches are reddish brown and hairless. Young leaves are reddish purple, old leaves are oval or oblong oval, with obvious veins, so it is called Camellia chrysantha. The flowers are dark yellow, solitary in the leaf axils, with a flower diameter of 3-5.5 cm; the flowers have 7-9 petals, the petals have a waxy luster; the ovary has 3 chambers, glabrous; the styles are 3, completely separated, and glabrous. The flowering period is from November to January of the following year. The capsule is spherical, relatively large, glabrous, usually 11 chambers, each chamber has 1-3 seeds, dark brown or brown, and glabrous. It is mainly distributed in Fangcheng County, Guangxi, and also in Quang Ninh Province in northern Vietnam. It grows in mixed woods in Tushan valleys at an altitude of 1-3 meters. This species is a good parent for hybrid breeding and can cultivate new varieties of yellow camellia.