Cassia occidentalis

Cassia occidentalis is a species of flowering plant in the legume family, Fabaceae. It is commonly known as coffee senna, stinking weed, or negro coffee, and is native to the Americas.

Description

Cassia occidentalis is an annual or perennial herb that grows up to 2 meters tall. The leaves are pinnate with five to six pairs of leaflets. The flowers are yellow and the fruit is a legume pod. The seeds are used as a coffee substitute, hence the common name "coffee senna".

Distribution and habitat

Cassia occidentalis is native to the Americas, but it has been introduced to other parts of the world, including Africa, Asia, and Australia. It is typically found in disturbed areas, such as roadsides and agricultural fields.

Uses

Cassia occidentalis has a variety of uses. The seeds are roasted and used as a coffee substitute. The plant is also used in traditional medicine for a variety of ailments, including fever, malaria, and diabetes. However, the plant is also toxic and can cause poisoning if consumed in large amounts.

Toxicity

Cassia occidentalis is toxic to humans and animals. The plant contains anthraquinones, which can cause liver damage and other health problems if consumed in large amounts. Symptoms of poisoning include nausea, vomiting, abdominal pain, and diarrhea.

Invasive species

In some parts of the world, Cassia occidentalis is considered an invasive species. It can quickly colonize disturbed areas and outcompete native plants. Control methods include manual removal and the use of herbicides.

See also

• List of invasive species
• List of plants used in herbalism

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