Stephania tetrandra

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Stephania tetrandra imported from iNaturalist photo 285506865 on 17 February 2024

Stephania tetrandra is a species of flowering plant in the Menispermaceae family. It is native to China and Taiwan. This plant is known for its medicinal properties and is commonly used in Traditional Chinese Medicine (TCM).

Description

Stephania tetrandra is a climbing plant that can reach up to 4 meters in height. It has slender, twining stems and large, heart-shaped leaves. The leaves are typically 5-10 cm long and 4-8 cm wide, with a smooth texture and a glossy surface. The plant produces small, yellowish-green flowers that are arranged in clusters. The fruit is a small, drupe-like berry that turns red when ripe.

Habitat

This species thrives in subtropical and tropical climates. It is commonly found in forested areas, along riverbanks, and in thickets. Stephania tetrandra prefers well-drained soils and can grow in both full sun and partial shade.

Uses in Traditional Medicine

In Traditional Chinese Medicine, Stephania tetrandra is known as han fang ji (汉防己). The root of the plant is used for its medicinal properties. It is believed to have anti-inflammatory, diuretic, and analgesic effects. The root is often used to treat conditions such as rheumatoid arthritis, edema, and hypertension.

Active Compounds

The primary active compounds in Stephania tetrandra are alkaloids, including tetrandrine and fangchinoline. These compounds are thought to contribute to the plant's medicinal effects. Tetrandrine, in particular, has been studied for its potential anti-cancer and anti-inflammatory properties.

Cultivation

Stephania tetrandra can be propagated from seeds or cuttings. It requires a warm, humid environment and well-drained soil. The plant should be watered regularly but not overwatered, as it is susceptible to root rot. It can be grown in containers or directly in the ground.

Conservation Status

The conservation status of Stephania tetrandra has not been extensively studied. However, like many medicinal plants, it may be at risk due to overharvesting and habitat loss. Sustainable harvesting practices and cultivation efforts are important to ensure the long-term availability of this valuable plant.

See Also

• Traditional Chinese Medicine
• Medicinal plants
• Alkaloids
• Rheumatoid arthritis
• Hypertension