Panicled Peristrophe is an erect herb, 0.6-1.2 m tall. Young shoots usually 4-sided; adult shoots 6-sided, white spreading bristle-hairy. Ovate leaves opposite, equal and unequal; petiole 3-5 mm. Smaller ones 0.8-1.2 X 3--5 mm, larger ones 3-4.5 X 1.5-2 cm, densely hairy and conspicuously so on veins. Flowers terminal or axillary, with leaves forming a large lax panicle. Pink flowers, to 1 cm, 2-lipped - lower lip spreading, upper lip erect. Stamens 2; filaments distinct, to 5 mm, white hairy.