Herbs erect, perennial, stoloniferous. Stems 6-20(-30) or more) cm tall, gray pubescent or villous, base woody, branched; branches gray pubescent or villous. Petiole 0-8 mm, narrowly winged; leaf blade ovate to lanceolate-oblong, 4-8(-12) × 1.8-3.5(-4.5) cm, densely gray pubescent or villous, base cuneate-decurrent, margin undulate-serrate to crenate, ciliate, apex obtuse to rounded. Inflorescences terminal, ca. 6 cm. Pedicel short or absent. Calyx funnelform, 5-6.5 mm, ciliate along veins and margin; teeth purple, ovate, to 1/2 as long as calyx, subregular. Corolla purplish, purplish blue, or blue, tubular, straight, 7-11 mm, sparsely pubescent, obliquely villous annulate inside; upper lip straight, circular, apex emarginate; middle lobe of lower lip narrowly obcordate, with dark purple lines; lateral lobes linear-oblong. Nutlets areole to 2/3 or more as long as adaxial side of nutlet. Fl. Apr-Aug, fr. May-Oct.
Patches in moist grasslands, grassy streamsides, open roadsides; at elevations from 1,700-4,000 metres.
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