Polygala ARVENSIS Willd

Synonym : Polygala chinesis L.
Polygala telephioides Willd.
Polygala brachystachya DC.
Bangla Name : Meradu, Meraru.,Yang Mana (Marma).
English Name : -
Family : Polygalaceae
Disease : Asthma, chronic bronchitis, catarrhal affections, fever and dizziness.
Description : An annual herb, usually decumbent and diffuse, 10-25 cm high. Leaves very variable, 1.2-3.8 cm long, obovate, sub-orbicular or linear-oblong, rather thick, ciliate, mucronate. Flowers yellow, fading to pink, in axillary or extra-axillary, short, almost capitate, few-flowered racemes. Capsules didymous, orbicular-oblong, strongly ciliate.
Distribution : Dhaka, Chittagong, and Chittagong Hill Tracts .
Chemical Constituents : Two new aryl naphthalide lignans – chinensinaphthol and its methyl ether along with lignans – suchilactone, chisulactone and helioxanthion have been isolated from the plant. Aerial parts and roots contain arctigenin-4´-glucoside (arctiin), kaempferol-3-rh
Uses : Infusion of the leaves is prescribed in asthma, chronic bronchitis and catarrhal affections. The root possesses antiseptic properties, reported to be used for fever and dizziness.
Habit : Herb