Kerria japonica (L.) DC profile

Written by Maggie

Nov 17 2020

Kerria japonica (L.) DC profile

Kerria japonica (L.) DC likes a warm, humid and semi-shady environment with poor cold tolerance; it is distributed in most parts of China and Japan. Kerria japonica (L.) D is not only for viewing, but is used as medicine to reduce swelling, relieve pain, relieve cough, and aid digestion.

Kerria japonica (L.) DC picture

Kerria japonica (L.) DC

Kerria japonica (L.) D morphological characteristics

Kerria japonica (L.) D is a deciduous shrub, 1-2 meters high, sparsely up to 3 meters; the branchlets are green, cylindrical, glabrous, often arched, and the tender branches are angular. The leaves are alternate, triangular-ovate or ovoid, with a pointed tip, round, truncated or slightly heart-shaped at the base, with sharp and heavy serrations on the edge, green on both sides, glabrous or sparsely pilose on the top, and veined or underneath Vein axils are pilose; petioles are 5-10 mm long, glabrous; stipules are membranous, band-lanceolate, ciliate, and fall prematurely. Kerria japonica (L.) D has single flower, inserted on the top of the lateral branches of the year, pedicel glabrous; flower diameter 2.5-6 cm; sepals ovate-elliptic, sharply pointed, with small pointed heads, entire, glabrous, persistent in fruit; petals yellow , broadly oval, concave at the top, 1-4 times longer than sepals. The achenes are obovate to hemispherical, brown or dark brown, and the surface is glabrous and wrinkled. Flowering period is from April to June, fruiting period from June to August.

Kerria japonica (L.) D distribution range

Kerria japonica (L.) D is native to North China to South China, distributed in Anhui, Zhejiang, Jiangxi, Fujian, Henan, Hunan, Hubei, Guangdong, Gansu, Shaanxi, Sichuan, Yunnan, Guizhou, Beijing, Tianjin and other provinces.

Kerria japonica (L.) DC

Kerria japonica (L.) D main value


Kerria japonica (L.) D treats chronic cough, indigestion, edema, rheumatism, and heat sores. Stem pith is used as medicine as a substitute for Tongcao, which has the effect of promoting lactation and diuresis.


Kerria japonica (L.) D has delicate green leaves and golden flowers full of trees. It has a unique style. It can be planted in the corners of walls and pipes to provide shelter. It is suitable for planting flower fences and flower paths. It is suitable for planting in groups in front of evergreen bushes, beside ancient trees, in crevices between rocks, poolsides, watersides, streams and lakes and marshes. Kerria japonica (L.) D It is especially elegant and full of wild fun when planting sparse forest grassland or under the hillside forest. Potted plants are also available for viewing.

Kerria japonica (L.) DC