Botanical Survey of India | Flora of India

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Herbs with stout roots; stems winged. Leaves linear to elliptic or obovate, margins entire or crenate, tomentose beneath, glabrate above. Inflorescence single, dense or interrupted terminal spike or clustered heads. Heads white or yellow, discifonn. Involucral bracts multiseriate, acute, pubescent, with prominent midrib. Ray florets numerous, female; corolla capillary. Disc florets several, bisexual; corolla tubular, 5-lobed. Achenes dark, plump, conspicuously ribbed. Pappus uniseriate, of fine bristles, united at base.

Tropical regions of the world; ca 13 species, 1 in India.




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