Main Article Content
Cassia nigricans Vahl is a plant from Caesalpinaceae family and it is an important source of secondary metabolites, as anthraquinone derivatives. C. nigricans leaves have been reported to contain some pharmacologically active substances, as 1,6,8-trihydroxy-3-methyl anthraquinone (emodin), emodic acid, citreorosein, a flavonoid - luteolin, and hydroxyestranic acid, ethyl ester. C. nigricans has high therapeutic value in gastro-intestinal disorders, including ulcers and diarrhoea, and skin diseases. It has antimicrobial, insecticidal, larvicidal antiulcer, analgesic, anti-inflammatory, contraceptive, and antiplasmodial effects. The plant was used in the management of agricultural pests.