Evergreen shrub to about 2 m tall. Branches 4-angled or finely ridged. Leaves to 25 cm long, velvety, long-pointed. Flower clusters short, with tapering bracts. Flowers pinkish purple, sticky.

Northern South America

Source: Spencer, R. (2002). Acanthaceae. In: Spencer, R.. Horticultural Flora of South-eastern Australia. Volume 4. Flowering plants. Dicotyledons. Part 3. The identification of garden and cultivated plants. University of New South Wales Press.