Subshrub grows up to 1 m height, leaves elliptic, - obovate, 7 x 3 cm, puberulous, gradually acute above, petiole 0.5 cm, inflorescence panicle axillary and terminal 10 -15 cm long, flowers 1 cm apart, pedicel 0.3 cm, bract lanceolate0.3 cm, bracteole2, calyx lobe 5-4mm, glandular hairy, acute, corolla white with purple line, 1.0 x 0.2 cm across, tube 6 mm, puberulous with in the throat below, upper lip 7 mm, lower lip 8mm, stamens to 1 cm, anthers 2 mm glabrous, ovary oblong, 1.5mm pubescent, style 1 cm , hairy, capsule oblong 1.5 – 3.0 cm, acute, glandular hairy, seeds ovoid, 1.5mm across.
