Persicaria orientalis

Persicaria orientalis is a species of flowering plant in the family Polygonaceae, known as kiss-me-over-the-garden-gate and princess-feather. It was first described, as "Polygonum orientale", by Carl Linnaeus in 1753. It was transferred to the genus "Persicaria" by Édouard Spach in 1841. Its native distribution is unclear. , Plants of the World Online lists only Uzbekistan, whereas other sources give a much wider distribution in temperate and tropical Asia and Australia. It is widely cultivated and naturalized.