Stachys rugosa Aiton

Shrub 0.3-1.2 m tall, freely branched; branches ascending, densely whitish stellate-tomentose, becoming greyish black with age. Leaves sessile or subsessile; blade linear-lanceolate to elliptic or ovate-lanceolate, variable in shape and size, 13-80 x 3-20 mm, densely stellate-tomentose to woolly, upper surface often greenish or drying blackish, whitish beneath, or more or less concolorous, usually conspicuously rugose, apex obtuse to acute, base obtuse to cuneate, margin usually finely and obscurely crenulate, occasionally distinctly crenate or entire. Inflorescence of several to many (2-)6(-8)-flowered verticils, well spaced below, denser above; bracts resembling the leaves below, becoming progressively smaller upwards. Calyx densely and coarsely stellate-felted, 6-8 mm long. Corolla yellow or shades of pink, mauve or purple, often mottled; tube 5-7 mm long; upper lip ascending, 3-6 mm long; lower lip horizontal, 6-8 mm long.

It is a subtropical plant. It grows in hot dry areas with a marked dry season. The dry season can be 6-11 months. It grows in rocky slopes and deserts. It grows between 180-3,000 m above sea level. It can tolerate shade. It can grow in arid places.