annual loosestrife

Lythrum hyssopifolia L. is a flowering plant in the Lythraceae family, known as annual loosestrife. It is native to Europe and has spread to other regions, including parts of North America, Australia, and the Palaearctic. It is occasionally considered a weed and is rare in the UK, where it appears in isolated populations. The plant is typically found in wet habitats, such as marshes, wet agricultural fields, and rice paddies. It was published in 1753 and is part of the genus Lythrum, which includes other loosestrife species. The species has a wide distribution across several regions, including British Columbia, Ontario, Açores, Madeira, and various islands in the Azores and Madeira archipelagos.