Robust woody perennial or shrub, aromatic, 0.9–3.6 m. tall; stems ridged, sparsely adpressed strigillose-pubescent and glandular or subglabrous, brown or purplish, often ± shining, striate.. Leaves mostly in whorls of 3; blades narrowly oblong-lanceolate or narrowly elliptic, 5.5–13(–17) cm. long, 1–3.3(–5.5) cm. wide, acute at the apex, cuneate at the base, widely to very closely serrulate, with venation impressed when dry above, rugulose and strigillose with bulbous-based hairs but ± smooth to the touch, densely adpressed puberulous and ± resinous-glandular beneath, soft, with longer hairs on the prominent nervation or sometimes ± glabrous in West Africa; petioles 2–10 mm. long.. Inflorescences terminal, up to 20 cm. long, 10 cm. wide, of numerous subcapitate to cylindric-oblong spikes 0.5–2 cm. long, 7–8 mm. wide; main branches 3–10 cm. long, ultimate stalks 0.5–2 cm. long, densely adpressed pubescent; main bracts similar to the leaves; secondary bracts narrowly ovate-lanceolate, acuminate, 6 mm. long, 3 mm. wide; lower bracts of actual spikes ovate, 3–4 mm. long, 2–3 mm. wide, the upper more rounded, smaller, densely imbricated and pale yellowish hirsute.. Calyx subglobose, ± 1 mm. long, densely spreading pubescent; lobes very short.. Corolla white or pale yellow; tube funnel-shaped from a narrow base, 2 mm. long, densely puberulous outside; limb ± 3 mm. across, 2-lipped, the largest lobe oblong ± 1.5 mm. long and wide.. Fruits enclosed in calyx, breaking into 2 half-ovoid nutlets 1–1.5 mm. long, 0.8 mm. wide.
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A woody shrub. It is hairy. It grows 3 m high. It has stiff stems. The leaves are bluish-green. They are 10 cm long and 2.5 cm wide. They have teeth and are hairy underneath. The flowers are white or lilac with yellow centres and have a scent. They are in stalked heads.
Pleasantly aromatic flowers, small, whitish in branched inflorescences
Large oblong-lanceolate bluish-green leaves
Robust woody perennial up to 12 ft. high
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