Herbs to 40 cm tall, suffrutescent, often ± anisophyllous. Stems 4-angled to 4-angled and sulcate, subglabrous or evenly to ± bifariously pubescent. Petiole (1-)5-12 mm; leaf blade linear to linear-lanceolate, 3.5-11 × 0.3-1.9 cm, (4.6-)6.5-16 × as long as wide, both surfaces subglabrous or pubescent, secondary veins 4 or 5 on each side of midvein, base narrowed and decurrent onto petiole, margin shallowly sinuate, apex acute to acuminate. Spikes elongate, 1.3-3.8 cm, secund; bracts lanceolate to lanceolate-ovate, ca. 5 × 1-1.5 mm, abaxially and marginally pubescent with non-glandular trichomes, 1-veined, apex aristate; bracteoles similar to bracts except usually smaller and narrower. Calyx 5.5-8.2 mm, pubescent with non-glandular trichomes; posterior lobe ovate to oblong-lanceolate, 5-7.5 × 1.1-1.3 mm, 3-veined; lateral lobes lanceolate, 4.5-5.7 × 0.7-0.8 mm; anterior lobes connate at base for 20%-55% of their length, distinct segments narrowly lanceolate and 3-6 mm. Corolla white, ca. 5 mm, outside pubescent; lower lip 2-2.3 mm, lobes 1.5-1.6 × 0.6-0.8 mm. Capsule 4.5-5.5 mm, pubescent ± throughout or only distally. Seeds subcircular in outline, 1-1.8 mm in diam. Fl. and fr. Dec.
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