Asystasia gangetica

Variegated Purple Primrose, Chinese Violet. The brightly variegated leaves of yellow and dark green, make a great contrast with the flowers. It thrives in sun or partial shade and can tolerant dry conditions, heat, humidity, salty air, and poor nutrient soils. Give this easy growing plant good drainage and medium moisture for optimum growth.
Can be used as a mass planting under large trees and borders in full sun, semi-shade or full shade. It is also a good container plant. Leaves have been eaten as spinach in India.
This ground cover thrives in semi-shade and will also grow in sunny spots if it receives adequate moisture. It can be planted in any soil in the garden, but will do better if plenty of compost is added.