Species in the genus Lysimachia:

Lysimachia clethroides / Okatoranoo オカトラノオ

Lysimachia clethroides is a perennial herb that inhabits sunny grasslands in hills. It grows to 0.6-1m in height and propagates by rhizomes extending long. Stems have sparse, short hairs with somewhat red bases. The leaves are of alternate phyllotaxis with sharp tips, 6-13cm in length, long-oblong or oblong-ovate. Stem tips give birth to 10-30cm long racemes, setting many white flowers. Corollas measures approximately 1cm in diameter and are deeply cleft into five. Bloom time: June-July.