Rheum palmatum

Rheum palmatum, also known as Chinese rhubarb, Turkey rhubarb, Indian rhubarb, Russian rhubarb, or simply rhubarb, is a plant species with a long history of medicinal use. It belongs to the family Polygonaceae and is native to the mountainous regions of western and northwestern China, as well as the Tibetan Plateau.

Description[edit | edit source]

Rheum palmatum is a robust herbaceous perennial growing to 2-3 m tall. It has large, triangular leaves, 40-60 cm long, with a pronounced red coloration. The flowers are small, greenish-white, and arranged in large compound leafy inflorescences.

Uses[edit | edit source]

The root of Rheum palmatum has been used in traditional Chinese medicine for over two thousand years. It is considered a "cooling" herb and is used to reduce heat in the body, especially in the digestive system. It is also used to treat constipation, diarrhea, jaundice, and skin eruptions.

Cultivation[edit | edit source]

Rheum palmatum prefers a sunny position and a well-drained soil. It is hardy to zone 5 and is not frost tender. It is propagated by seed in the spring or by division in early spring or autumn.

Toxicity[edit | edit source]

While the root of Rheum palmatum is used medicinally, it can be toxic in large doses. Symptoms of toxicity can include abdominal pain, vomiting, and diarrhea. Long-term use can lead to electrolyte imbalance and potassium loss.

See also[edit | edit source]

Rheum palmatum Resources
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