Senna
Image: Dhaivat Hathi (cc-by-nc)
NameSenna
Scientific NameSenna alexandrina
Common NamesSenna, Alexandrian Senna, Indian Senna, True Senna, Kharkum
Plant FamilyFabaceae
Natural HabitatNative to arid and semi-arid regions of North Africa, the Middle East, and parts of Asia, Senna alexandrina thrives in dry, sandy soils and is often found in disturbed areas or along wadis.
Parts Usedleaf,fruit
Medicinal Actionsantioxidant
Traditional UsesTraditionally, Senna is primarily used as a powerful stimulant laxative for the short-term relief of constipation. It is also employed in bowel preparation before medical procedures such as colonoscopies.
Active ConstituentsSennosides A, Sennosides B, Sennosides C, Sennosides D, anthraquinone glycosides
Preparation Methodsinfusion,tincture,powder
Contraindications & WarningsSenna should not be used by pregnant or breastfeeding women, children under 12, or individuals with inflammatory bowel disease, appendicitis, abdominal pain of unknown origin, or intestinal obstruction. Prolonged use can lead to electrolyte imbalance, dependence, and damage to the colon. It may interact with diuretics, corticosteroids, and cardiac glycosides.
Cultivation NotesThis plant prefers full sun exposure and well-drained, sandy soil. It is drought-tolerant once established and can be propagated from seeds in warm climates.
Raritycommon
Description
Senna alexandrina is a small shrub characterized by its pinnately compound leaves and bright yellow flowers, which are typically arranged in upright racemes. It produces distinctive flattened, oblong pods that contain its seeds, which are also medicinally significant.
