Botanical Survey of India | Flora of India

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Herbs, annual or perennial, glabrous with thick, woody rootstock; stems erect, ramose. Leaves mostly radical, crowded, pinnatisect with narrow segments; cauline leaves if present few, alternate. Heads radiate, heterogamous, solitary, terminal. Involucral bracts connate at base, 2 - 3 seriate. Receptacle flat. Ray florets few, fertile; corolla yellow to orange brown to white, oblong, spreading, 3-lobed. Disc florets orange yellow, tubular, 5-lobed. Anther base obtuse, apex acute, unappendaged. Style branches with long, linear appendages. Achenes linear, dorsally compressed, bearing two retrosely barbed awns at the apex.

S. China, S.E. Asia, Indo-Malesia and Australia; ca 8 species, 1 in India.




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