Ma Dang Guo

Ma Dang Guo, a name in traditional Chinese medicine. It refers to the seeds of Gynocardia odorata R.Br., a plant in the Sapindaceae family. It is distributed in southeastern Yunnan, Tibet, and other areas. It has the effects of dispelling wind, removing dampness, and detoxifying. It is primarily used to treat leprosy, elephantiasis, and skin diseases.

Chinese Name : 马蛋果

Latin Name : Gynocardia odorata R.Br.

Aliases : Sand Pear Fruit, Tree Papaya

Authentic Producing Area : Southeastern Yunnan, Tibet

Nature, Flavor & Meridian Tropism : Pungent in taste, warm in nature; enters the Lung, Heart, and Liver meridians

Benefits & Efficacy

Benefits

Dispels wind, removes dampness, and detoxifies.

Indications

Leprosy, elephantiasis, skin diseases.

Usage and Dosage

External use: Apply an appropriate amount, pounded into a paste; or calcify until inorganic, grind into a powder, and apply.

Precautions

Not yet established.

Relevant Discussions

Southern Medicinal Herbs, *Chinese Materia Medica*: “Used to treat leprosy and elephantiasis.”

Applications

Processing & Preparation

Harvesting & Processing

Harvest ripe fruits in August–September; extract the seeds and use them fresh or sun-dried.

Crude Drug Identification

Botanical Information

Botanical Classification

Ma Dang Guo, a plant of the Sapindaceae family.

Morphological Characteristics

Ma Dang Guo: A tall tree. The pith of one-year-old branches is large and soft. Leaves are leathery, oblong, 12–20 cm long, 5–8 cm wide, nearly entire, with a protruding, gradually tapering apex (up to 1 cm long) and a base that is broadly wedge-shaped to bluntly rounded; there are 5–7 pairs of parallel veins that are raised on the underside.Flowers are unisexual; the plant is dioecious. They are clustered, mostly on old stems, with a few in leaf axils; the calyx is cup-shaped, truncate or 5-lobed; there are 5 petals, each with a scale at the base;Male flowers bear numerous stamens; female flowers bear 10–15 rudimentary stamens, with a 5-merous ovary and style; the stigma is large and heart-shaped, and the ovules are numerous, borne on parietal placentas. The fruit is spherical, 5–6 cm in diameter, pale yellowish-brown, with a thick, lignified pericarp and a rough surface. Fruiting occurs in August.

Distribution Area

It is distributed in southeastern Yunnan, Tibet, and other areas.

Ma Dang Guo, a name in traditional Chinese medicine. It refers to the seeds of Gynocardia odorata R.Br., a plant in the Sapindaceae family. It is distributed in southeastern Yunnan, Tibet, and other areas. It has the effects of dispelling wind, removing dampness, and detoxifying. It is primarily used to treat leprosy, elephantiasis, and skin diseases.