Boeica clarkei - Siang Boeica

Siang Boeica is a runner-forming herb, with stems 8-14 cm long, unbranched, velvet-hairy. It is named for the famous British botanist C.B. Clarke, who described the genus Boeica. Flowers are borne in leaf-axils, in 8-15-flowered or more clusters, carried on flower-cluster-stalk 6.0-7.5 cm long, pale yellow, velvet-hairy. Flowers are pale-purple with dark red throat, small, 5.5-6.5 mm long, velvet-hairy outside, shallowly bell-shaped, limb faintly 2-lipped; flower tube extremely short, only about 1 mm long. Upper is lip 2-lobed, 2.75-3.00 x about 2.25 mm, ovate; lower lip 3-lobed, its lateral lobes larger, ovate to oblong, flat to blunt at tip, 3.5-4.5 x about 2.5 mm. Stamens 4, free; filaments white, about 1 mm long, anthers rose to pale red, heart-shaped, about 1 mm long. Style is 4-6 mm long. Flower-stalks are 0.5-1.5 mm long, sepal-cup divided to the base, 5-lobed; sepals linear-lanceshaped, 3.0-3.5 x about 0.5 mm, with entire margin, outside pale-purple velvet-hairy, inside hairless. Leaves are alternate, leaf-stalk 2.5-6.5 cm long, velvet-hairy, pale green; blades ovate to ovate-elliptic, 4.5-14.0 x 2.5-6.5 cm, pointed to tapering at tip, narrowed at base, with sawtoothed margin, above densely velvet-hairy, below sparsely velvet-hairy; lateral veins 8-12 on each side, impressed above and prominent below. Immature capsule is 1.3-1.5 cm long, linear-ovate, densely velvet-hairy. Siang Boeica is known only from upper Siang district of Arunachal Pradesh. Flowering: April-May.