A long-lived herbaceous plant with creeping stems that form dense mats of vegetation. Its fleshy stems produce roots at their joints. Its velvety hairy leaves (3.5-10 cm long) have dark green upper surfaces with several white stripes. These leaves have purple-tinged to bright purple undersides. Its flowers are borne in small dense clusters along short, semi-upright, flowering stems. These flowers have three small sepals and three white petals.