ORDER | : Fabales |
FAMILY | : Fabaceae |
GENUS | : Senna Mill. |
SPECIES | : alexandrina Mill. |
BOTANICAL NAME | : Senna alexandrina Mill. |
SYNONYMS | : Cassia agustifolia Vahl |
COMMON NAME | : Indian senna. |
TAMIL NAME | : Alakalam. |
HINDI NAME | : Hind- sana. |
HABIT : A small shrub with angled branches and pale-yellowish-brown bark. |
LEAVES : Alternate, 5-8 jugate leaflets ovate-lanceolate, glabrous. |
INFLORESCENCE : Racemes, many-flowered. |
FLOWER : Bracteate, bracts membranous, ovate, caduceus. Sepals obtuse. |
FRUIT : Legumes flat, seeds obovate. |
FLOWERING AND FRUITING TIME : December. |
The leaves are useful in constipation, loss of appetite, liver and abdominal troubles. |
Senna alexandrina was used in the form of senna pods, or as herbal tea made from the leaves, as a laxative. |
The active ingredients are several senna glycosides which interact with immune cells in the colon. |
Modern medicine has used extracts since at least the 1950s as a laxative. |