Pink Lythrum Salicaria, Or purple Loosestrife Stock Image

Lythrum salicaria is a herbaceous perennial plant, that can grow 1–2 m tall, forming clonal colonies 1.5 m or more in width with numerous erect stems growing from a single woody root mass. The stems are reddish-purple or red to purple and square in cross-section. The leaves are lanceolate, 3–10 cm long and 5–15 mm broad, downy and sessile, and arranged opposite or in whorls of three.The flowers are reddish purple, 10–20 mm diameter, with six petals occasionally five and 12 stamens. Native to Europe, Asia, northwest Africa, and southeastern Australia