Home >> Plants Profile: Part-B >> Boerhavia diffusa L.

Boerhavia diffusa L.

Synonyms: Boerhavia glabrata Blume

Group: Dicot Family: Nyctaginaceae - Four o'clock family
Duration: Annual, Perennial
Growth Habit: Herb
Duration: Annual

Bangla/Vernacular Name: Punarnava, Gandhapurna, Swetpurna.

Tribal Name: Proynoa (Marma).

English Name: Spreading Hogweed, Pigweed.

Description of the Plant:

A large, diffuse herb with long prostrate, divaricately branched, stem slender. Leaves 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.

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-arabinofuranoside, hentriacontane, ursolic acid, ß-sitosterol, stigmasterol, amino acids and oxanthrone, boerhavine and some rotenoids, boerhavinones A, B, C, D, E and F, repenone and repenol (Ghani, 2003).

Boerhavia diffusa L.

Boerhavia diffusa L.

Mode of Uses:

A leaf extract with added honey is taken for seven nights for the treatment of impotence (Marma).


All over Bangladesh in fallow lands.

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