Actaea racemosa
Actaea racemosa, commonly known as black cohosh, is a species of flowering plant in the family Ranunculaceae. It is native to eastern North America from the extreme south of Ontario to central Georgia, and west to Missouri and Arkansas. The plant is also known by several other common names, including black bugbane, black snakeroot, and fairy candle.
Description[edit | edit source]
Actaea racemosa is a perennial herbaceous plant that typically grows to a height of 0.75 to 2.5 meters. The plant has large, compound leaves that are divided into smaller leaflets. The flowers are produced in late spring and early summer on tall, wand-like racemes. Each flower is small, white, and has a strong, sweet smell. The fruit is a dry follicle.
Habitat[edit | edit source]
Actaea racemosa is found in a variety of woodland habitats, often in rich, moist soils. It is commonly found in deciduous forests and along stream banks.
Uses[edit | edit source]
The roots and rhizomes of Actaea racemosa have been used in traditional medicine by Native Americans for various ailments, including gynecological issues, kidney problems, and rheumatism. In modern herbal medicine, black cohosh is often used as a dietary supplement for symptoms associated with menopause.
Cultivation[edit | edit source]
Actaea racemosa is cultivated as an ornamental plant in gardens and is valued for its tall, striking flower spikes. It prefers partial to full shade and moist, well-drained soil. The plant is hardy in USDA zones 3-8.
Toxicity[edit | edit source]
While Actaea racemosa is generally considered safe when used appropriately, it can cause side effects such as stomach upset, headache, and dizziness. It is important to consult a healthcare provider before using black cohosh, especially for individuals with liver disorders or those who are pregnant or breastfeeding.
Related Species[edit | edit source]
Actaea racemosa is closely related to other species in the genus Actaea, including Actaea pachypoda (white baneberry) and Actaea rubra (red baneberry).
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Categories[edit | edit source]
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Contributors: Prab R. Tumpati, MD
