Spilanthes acmella

Spilanthes acmella is a species of flowering herb in the family Asteraceae. Commonly referred to as the toothache plant or paracress, it is known for its history of medicinal use and its distinctive, eye-catching flowers.

Description

Spilanthes acmella is a perennial herb that grows to a height of about 30 to 45 cm. The plant has a spreading habit, with elliptical leaves and gold and red inflorescences. The flowers are composed of a red disc and yellow florets, which give the plant its distinctive appearance.

Distribution and Habitat

Spilanthes acmella is native to the tropics of Brazil, and it has been naturalized in various parts of the world, including Africa, Asia, and North America. The plant prefers well-drained soil and a sunny location.

Uses

Spilanthes acmella has a long history of use in traditional medicine. The plant's common name, toothache plant, comes from its use in treating oral pain. The leaves and flower heads contain a compound called spilanthol, which has analgesic and anesthetic properties. In addition to its use in oral care, the plant has also been used to treat a variety of other conditions, including dysentery, rheumatism, and tuberculosis.

Cultivation

Spilanthes acmella is a relatively easy plant to grow. It prefers full sun and well-drained soil, but it can tolerate a variety of soil types. The plant is propagated by seeds, which can be sown directly in the garden in the spring.

Research

Research into the medicinal properties of Spilanthes acmella is ongoing. Studies have confirmed the plant's analgesic and anesthetic properties, and research is being conducted into its potential use in the treatment of various diseases.

See Also

• Asteraceae
• Medicinal plants
• Traditional medicine