| HABIT : Herb. |
| HABIT : A small, perennial herb with stems creeping and rooting at nodes, more or less square and hairy. |
| LEAVES : Small, opposite, spathulate, base cuneate, apex rounded, upper part deeply serrate, hairy. |
| INFLORESCENCE : Axillary globose heads which later on elongate and become spicate. |
| FLOWERS : Closed, bracteates, bracts elliptic or obovate.
Calyx deeply bilabiate, compressed, hairy.
Corolla white pale-blue, bilabiate, upper lip erect, bifid, the lower 3-lobed, the central lobe the largest. Stamens 4, didynamous, included.
Ovary 2-celled, ovules 2, stigma oblique.
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| FRUITS : Drupe dry, splitting into 2, 1-seeded pyrenes. |
| FLOWERING AND FRUITING TIME : Throughout the year. |