Herbs erect, 1-1.7 m tall. Branches densely white floccose-villous. Petiole 0.7-1.5 cm, densely gray villous; leaf blade oblong-lanceolate, 4-10 × 1.5-3.5 cm, thin papery, adaxially gray-green, densely gray villous, abaxially gray, densely gray villous, glandular, base cuneate, margin crenate, apex acuminate. Spikes 3-9 cm, 5-6 mm in diam. after anthesis; rachis densely gray villous; lower bracts oblong oblanceolate, 2.5-3 mm, abaxially white pubescent, glandular, glabrous inside, ciliate, apex acuminate; upper bracts subulate-lanceolate, longer than verticillasters. Pedicel densely gray villous. Calyx campanulate, ca. 1 mm, densely white villous especially toward base outside; teeth sparsely puberulent inside, narrowly triangular, subequal; fruiting calyx slightly enlarged, ca. 2 × 1.2 mm. Corolla white, villous, glandular outside, bearded annulate inside; tube ca. 2 mm, throat to 1 mm wide; upper lip ca. 0.3 mm, margin entire; middle lobe of lower lip subcircular; lateral lobes semicircular. Nutlets brownish yellow, oblong, apex rounded, base attenuate. Fl. Nov-Dec, fr. Jan-Mar.
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