Perennial, spreading, suffruticose, herb, with a thick woody rootstock.
Stems 10-30 cm, procumbent or weakly ascending, slender, round-quadrangular, leafy, much branched; indumentum of short dense eglandular, weakly retrorse or patent hairs, becoming longer, patent and glandular above. Leaves thick-textured, triangular or narrow ovate, regularly crenulate or crenate, truncate or broadly cuneate, acute; indumentum of dense short eglandular hairs, on abaxial surface with numerous sessile glands. Petioles 2-10 mm. Inflorescence 4-sided, lax, terminal, flowers subtended by elliptic to broad elliptic 4-7 x 3-4 mm bracts which are entire, cuneate to acute, purple or not, not or scarcely overlapping, cuculate, thin-textured, densely glandular or eglandular pilose. Pedicels 2.5-4 mm, erect, flattened. Calyx c. 1.5 mm, with a small often purple scutellum, enlarging in fruit to 3 mm with a 2.5 mm high scutellum; indumentum similar to that of the indumentum axis. Corolla 18-21 mm, yellow or blue violet, with darker lower lip, spreading erect or erect, densely glandular pilose; tube 12-15 mm. Immature outlets smooth with adpressed hairs, grey black or brown.