Swaziland's Flora Database:
Stachys nigricans Benth.
(name current 2016)
Growth form: Herb
Found within protected areas
Swaziland distribution: highveld only
Description (Compton's Flora of Swaziland*):
Stachys nigricans - Slender, erect, up to 75 cm high, scarcely branched, thinly hairy throughout. Leaf-stalk very short, blade narrow-oblong, blunt, faintly toothed, up to 4 cm long x 6 mm wide. Inflorescence terminal, indefinite, flower clusters widely spaced. Calyx c 5 mm long, teeth fine-pointed; corolla white, c 1 cm long.
* Where species names have changed, these have been matched according to herbarium specimens quoted in this publication.