Annual or perennial mat-forming prostrate herb; stems creeping, unbranched or sparsely branced, rooting at the nodes; stems and leaves strigose, ± glandular, hairs white with a bulbous base. Leaves ovate to ovate-oblong to elliptic-oblong, 4–10 long, 2.5–7 mm wide, base attenuate, apex rounded to subacute, margins entire. Bracts similar to leaves, 4–5 mm long. Flowers solitary, axillary or not; pedicels 0.5–2 mm long. Calyx tubular, 9–10 mm, lobed to about half its length; lobes oblong, 5, acute, strigose on the veins and margins, straight or relexing in fruit. Corolla mauve, lilac, pink or pale pink; tube 16–25 mm long, bent in the upper part, extended or gibbous near the apex, glandular outside, sometimes sparsely so, hairy within; lobes 4, obovate, 10–13 mm long, 4–6(–7) mm wide, lip 9.5–10 mm wide, emarginate. Filaments of the longer pair of stamens 1.5–2 mm, those of the shorter pair 0.4–1 mm long, filaments attached about 1/3 from the apex of the corolla tube. Ovary subglobose; style 15–20 mm long, included; stigma clavate. Capsule oblong, 4.4–5 mm long, 2–3 mm wide. Fig. 40, p. 153.