Corolla tube 1–2 cm. long, bent just above calyx teeth, outside with very scattered hairs; upper lobe emarginate, erect, lower lobes 10–13 x 8–10 mm.
An erect herb. It grows partly on other plants. It has a few branches. It grows 30-40 cm high. It can be 1 m high. The flowers are bright pink.
Leaves rather thick, 6–9 x 1.1–1.5 cm., both surfaces scabrous, margins with hispid hairs at regular intervals.
Bracts almost as long as calyx with prominent hispid hairs on margin, apex curved away from stem.
Calyx 10–12 x 2.5 mm., intracostal portion whitish and translucent.
Stiffly erect, dark green, much branched herb, 20–50 cm. tall.
Stem quadrangular with groove on each face, scabrous.
Bracteole half length of calyx.
Capsule 12–15 x 2–2.5 mm.