*Ludwigia peruviana (L.) H.Hara

Hairy shrub up to 3 m high, sometimes with pneumatophores. Leaves sessile or nearly so, ovate to lanceolate or elliptic, up to 12 cm long. Petals 10–25 mm long. Coast. Naturalized in swamps and lake margins. Introd. from America. Fl. spring–autumn