Botanical description: A softly hairy annual herb, 50.0-80,0 cm tall; root system gregarious; leaves opposite or alternate upper ones, 5.0-8.0-2.0-5.0 cm, ovate, acute, hairy; margins crenate, ciliate flowers white, blue or light purple; arranged in discoid heads, crowded on terminal peduncles; pappus of 5 scales, connate below, serrulate and aristate; achenes 5-angled, black.
Reproduce: The plant propagates by seed.
Flowers bloom in October and Fruiting is observed in April.
Distribution: Common to very common in cultivated fields as rice, wheat, maize, potato, jute, vegetables, tea, sugarcane etc. and also a common weed of non-cropped areas as-roadsides, river-stream-canal banks, railway lines and in waste places. Occurrence: Different places in Assam, Arunachal, Nagaland, Manipur, Meghalaya, and Tripura.
Uses: The different parts of the plant are used for medicinal purposes. This plant has antimicrobial properties.
References: Islam, M. (1996). In: Weeds of Northeast India. pp. 114
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