Leucas prostrata (Hook.f.) Gamble, Fl. Madras 1154 1924. (syn: Leucas hirta var. prostrata Hook.f.);
Prostrate or ascending herbs, with knotty root-stock and several branches from it; branches densely tawny hispid, often rooting on the nodes, hairs stiff and spreading. Leaves upto 2.5 x 1.5 cm, ovate, obtuse, crenate, ciliate, rounded at base, tawny hispid with bristle-like, stiff spreading hairs, lateral nerves 4-5 pairs, not oblique; petioles upto 1 cm long. Flower-whorls ca 1.8 cm in diam., solitary, terminal. Bracts upto 7 mm long, about as long as calyx, subulate or linear-lanceolate, ciliate, hairy both sides with bristle-like hairs. Calyx-tube 6-8 mm long, turbinate, inconspicuously ribbed, densely hirsute; mouth truncate; villi as long as teeth; teeth 10, 2-3 mm long, subequal, stellately spreading, stiff, ciliate with stiff hairs. Corolla-tube as long as calyx-tube or little exserted; upper lip densely bearded with white hairs, smaller than lower lip; lower lip 3-lobed. Nutlets ca 3 mm long, obovate-oblong, smooth, dusty yellowish in colour.
Flowering and fruiting: July-November
(Attributions- Dr. N Sasidharan (Dr. B P Pal Fellow), Kerala Forest Research Institute, Peechi)
Leucas herb for ID :: Nilgiris :: NOV MK001 : 9 posts by 4 authors. Attachments (6)
Please help in identifying this Leucas sp.
Height: 1.5 feet
Habitat: wet forest (near a path)
Place: Naduvattam, Nilgiris, TN
Date: 8 Nov 2017
… perhaps, Leucas vestita.
Thank you … I ll check it out.
Did not see brownish fur at the top of flower like L.vestita.
Yes, you are right about it …
Then, it is not Leucas vestita; will have to re-check.
Pl. check comparative images at
It is Leucas prostrata, endemic to Western Ghats, mostly found in Nilgiris.