Rauvolfia micrantha

Rauvolfia micrantha Hook.f., Fl. Brit. India 3: 633 1882. (Syn: Rauvolfia membranifolia Kerr);

Images by Santhosh Kumar E. S.
Common name: Small Flowered Snake Root 

Shrubs, to 1.5 m high; branches slender, glabrous. Leaves 8-13 x 2-5 cm, elliptic, membranous, abruptly acuminate at both ends; lateral nerves to 12 pairs; petiole 1 cm long. Flowers in axillary long-peduncled congested cymes; sepals 1.5 mm long, triangular, acute, basely connate; corolla white with reddish at throat, 8 mm long, glabrous, lobes ovate, acute. Capsule 7 x 5 mm, ovoid, acute, glabrous.
Flowering and fruiting: March-May
Semi-evergreen and evergreen forests
Southern Western Ghats (Endemic)

Here is a photograph of Rauvolfia micrantha Hook.f. an endemic species of the Western Ghats