Botanical Survey of India | Flora of India

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Cyathocline purpurea (Buch.-Ham. ex D. Don) O. Kuntze, Rev. Gen. Pl. 333. 1891. Tanacetum purpureum Buch.-Ham. ex D. Don, Prodr. Fl. Nepal. 181. 1825. Cyathocline lyrata Cass. in Ann. Sci. Nat. Sere 1. 17: 420. 1829. Hook.f., Fl. Brit. Idnia 3: 246. 1881. Dichrocephala minutiflora Vaniot. in Bull. Acad. Internat. Geogr. Bot. 12: 242. 1903.


Herbs, annual or biennial, strongly aromatic, glabdular-hairy, 12 - 60 cm high; stems usually purplish or purple tinged, branched from base. Leaves pinnatisect; lower obovate; upper all pinnatifid, 2.5 - 15 cm long, segments toothed to lobed, glabrescent or thinly hairy. Heads purple or rose purple, ca 5 mm across, in terminal, rounded panicled corymbs. Involucral bracts 2-seriate, pilose, linear-lanceolate, acute. Corolla of marginal florets ca 1.5 mm; of disc florets ca 2 mm long. Achenes minute. Pappus absent.



KEY TO THE VARIETIES


1a. Cauline leaves up to 13 x 4.5 cm; segments irregularly serrate; flowers uniformly purple 2.3. purpurea
b. Cauline leaves smaller; flowers white or purplish white 2
2a. Cauline leaves much smaller; heads white in the centre, purple in the periphery 2.2. bicolor
b. Cauline leaves deeply incised; flowers pure white 2.1. alba


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