Justicia gendarussa is a much-branched, erect shrub growing from 70 - 150cm tall.The plant is harvested from the wild for local use as a medicine and insect repellent. It is grown as an ornamental.A small, erect, fast-growing, branched shrub with attractive, lanceolate (shaped like a lance-head), ascending to spreading green leaves, and produces dainty white flowers.Foliage
Leaves simple, entire, opposite, lanceolate, green, 7 to 14 cm long and 1 to 2.5 cm wide, glabrous on both sides, apex acute-acuminate. Stems