Peucedanum japonicum is
an annual herb found in seashores, growing 0.6-1m in height. The
roots are thick, and the stem branches well. Leaves have long
petioles with mono- to tri-ternate leaf compounds; the leaflets,
3-6cm in length, are in the shape of an obovate cut in half. Branch
tops bear compound umbellate inflorescences in which bloom many
small white flowers. Bloom time: June-September.