Double-feathered Goldenrain Tree

Koelreuteria biinnata, a traditional Chinese medicine. It refers to the roots, root bark, or flowers of Koelreuteria biinnata Franch., a plant in the Sapindaceae family. It is distributed in Guangdong, Guangxi, Jiangxi, Hunan, Zhejiang, Hubei, Sichuan, Guizhou, Yunnan, and other regions. It has the effects of dispelling wind and clearing heat, relieving coughs, and killing parasites. It is used to treat wind-heat coughs and ascariasis.

Chinese Name : 复羽叶栾树

Aliases : Sorbus, Paohua Tree, Lantern Flower, Saddle Tree

Authentic Producing Area : Guangdong, Guangxi, Jiangxi, Hunan, Zhejiang, Hubei, Sichuan, Guizhou, Yunnan

Nature, Flavor & Meridian Tropism : Slightly bitter and pungent in taste

Benefits & Efficacy

Benefits

Dispels wind and clears heat.

Indications

Used for wind-heat coughs and ascariasis.

Usage and Dosage

Internal use: Decoct 9–15 g in water.

Precautions

Not yet established.

Applications

Related Compatibility

1. For wind-heat cough: 5 qian of the root or flowers of the compound-pinnate-leaved goldenrain tree; simmer in water and take three times daily.

2. To expel roundworms: 3 qian of the root bark of the compound-pinnate-leaved goldenrain tree; simmer in water and take three times daily.

Processing & Preparation

Harvesting & Processing

The root and root bark can be harvested year-round; the flowers are harvested in summer and fall and sun-dried.

Crude Drug Identification

Botanical Information

Botanical Classification

A plant of the Sapindaceae family, the compound-pinnate-leaved goldenrain tree.

Morphological Characteristics

A deciduous tree reaching up to 20 m in height. The bark is dark gray; twigs are gray, with short soft hairs and densely covered with lenticels. The leaves are twice-pinnate, opposite, thick papery, with a cylindrical rachis densely covered with silky, gray, short soft hairs;9–15 leaflets, oblong-ovate, 4.5–7 cm long, 1.8–2.5 cm wide, with a short acuminate apex, rounded base, and irregularly serrated margins; the underside of the midrib bears gray tomentum; leaflet petioles are short, about 2–3 mm long; terminal panicles, about 20 cm long;Flowers are yellow. The capsule is ovate, approximately 4 cm long and 3 cm wide, with a rounded apex, a prominent tip, and three-lobed. Seeds are round and black.

Distribution Area

Distributed in Guangdong, Guangxi, Jiangxi, Hunan, Zhejiang, Hubei, Sichuan, Guizhou, Yunnan, and other regions.

Koelreuteria biinnata, a traditional Chinese medicine. It refers to the roots, root bark, or flowers of Koelreuteria biinnata Franch., a plant in the Sapindaceae family. It is distributed in Guangdong, Guangxi, Jiangxi, Hunan, Zhejiang, Hubei, Sichuan, Guizhou, Yunnan, and other regions. It has the effects of dispelling wind and clearing heat, relieving coughs, and killing parasites. It is used to treat wind-heat coughs and ascariasis.