Common Name: purple loosestrifeScientific Name: Lythrum salicaria L.Family Name: Lythraceae - Loosestrife FamilyIdentification NotesLife Cycleintroduced perennial, reproducing by seed Stemsupright, tall, highly branched, 4-sided, often short haired Leavesopposite or 3-whorled, lanceolate to linear, sessile Flowers5- to 7-petaled, pink to purple, three forms based on length of male and female floral parts; clusters form spikes, axillary above