Botanical Survey of India | Flora of India

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Doronicum roylei DC., Prodr. 6: 321. 1838; Hook.f., Fl. Brit. India 3: 332. 1881.


Herbs, perennial, erect, glandular pubescent, 0.6-1.2 cm tall; stems pale brown, corymbosely branched, grooved, shining, glandular hairy. Leaves broadly ovate to linear-lanceolate, cuneate, acute, denticulate, 1.5 - 10 x 2 - 10 cm, glabrous or sparingly pubescent or hispid; venation prominent; petiole, 4 - 12 cm long, winged; cauline leaves sessile with semi amplexicaul base. Inflorescence corymbose. Capitula radiate, broadly campanulate, ebracteolate, 2 - 3 cm in diam., on slender peduncle; peduncle up to 12 cm long, densely glandular pubescent. Involucre ca 7 mm long, glandular pubescent; bracts lanceolate, acuminate, 7 mm, herbaceous with brownish veins. Ray florets yellow, linear-oblong, ca 7 mm long; ray ca 4 mm long, many veined; tube ca 3 mm long, with long,. spreading hairs. Style arms linear-oblong, obtuse. Disc florets 3 - 4 mm long; limb 5-lobed; lobes papillose. Achenes of ray florets cylindrical, 3 mm long, ribbed, glabrous; those of disc florets dark brown, elliptic-oblong, 2.2 mm long, ribbed, scabrid. Pappus of disc florets (it present) with reddish bristles, 2.5 - 3 mm long; absent in ray florets.

Notes. Roots aromatic, prevent giddiness during high altitude ascent.



KEY TO THE VARIETIES


1a. Pappus present in disc florets and absent in ray florets 3.2. roylei
b. Pappus totally absent 3.1. epapposa


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