Boerhaavia DIFFUSA L.


Synonym : Boerhaaviarepens L.
Bangla Name : Punarnava, Gandhapurna, Shetapurna
English Name : Spreading Hogweed, Pigweed.
Family : Nyctaginaceae
Disease : Stomachic, laxative and expectorant, emetic, dropsy, epilepsy, blood, dysentery, jaundice, anaemia, ascites, ophthalmia, gonorrhoea, and cancer.
Description : A large, diffuse herb with long prostrate, divaricately branched, slender stem, 15-60 cm long. Leaves 1.25-5 cm long, thick, broadly ovate or suborbicular, rounded at the apex, usually white beneath. Flowers small, pink, 4-10 together, in small umbels, arranged in very slender, axillary and terminal panicles.
Distribution : All over Bangladesh in fallow lands.
Chemical Constituents : Various parts of the plant contain two quinolozidine alkaloids, punarnovine I and punarnovine II, squalene, phytol, sitosterol, myricyl alcohol, myristic and oxalic acids, tannins and potassium nitrate. Roots contain a glycoside, hypoxantine-9-L-arabinofu
Uses : Plant is stomachic, laxative and expectorant, in large doses emetic. Root and leaf juice is effective as diuretic in anasarca and dropsy. It is also used in epilepsy, pain in abdomen due to congestion of blood, dysentery, prolapsus ani and fistula ani. Le
Habit : Herb