Cotula

Cotula is a genus of flowering plants in the family Asteraceae, commonly known as the sunflower family. The genus is native to the Americas, with species ranging from Mexico to Argentina. Cotula is characterized by its daisy-like flowers, which are typically yellow or orange, and its hairy, leafy stems. The genus includes approximately 20 species, with the most well-known being Cotula coronopifolia, commonly known as the Mexican sunflower or cottonweed.

Cotula plants are perennial herbs, growing to heights of 1 to 3 meters. They are often found in open habitats such as grasslands, meadows, and disturbed areas. The flowers of Cotula are typically arranged in a flat-topped inflorescence, with each flower having a central disc surrounded by ray florets. The seeds of Cotula are small, hairy, and often have a cotton-like appearance, which gives the plant its common name of cottonweed.

Cotula species are valued for their ornamental qualities, with many being cultivated for their attractive flowers and foliage. They are also used in traditional medicine, with some species being used to treat various ailments. However, Cotula plants can be invasive in some areas, and care should be taken to prevent their spread.

In summary, Cotula is a genus of flowering plants native to the Americas, characterized by their daisy-like flowers and hairy, leafy stems. The genus includes approximately 20 species, with the most well-known being Cotula coronopifolia. Cotula plants are valued for their ornamental qualities and are used in traditional medicine, but care should be taken to prevent their spread as they can be invasive in some areas.