Common Name: greater celandineScientific Name: Chelidonium majus L.Family Name: Papaveraceae - Poppy Family Identification NotesLife Cycleintroduced biennial, reproducing by seed Stemsupright, branched, hairs spreading, somewhat brittle, yellow juice when broken Leavesalternate, pinnately divided, divisions lobed or coarsely toothed, whitish undersides Flowers4-petaled, yellow, numerous stamens; loose clusters Seed Podscapsules, long, upright, smooth