A large genus of dicotyledonous gamopetalous plants, belonging to the natural order <em>Primulaceæ</em>, the primrose family, and to the tribe <em>Lysimachieæ</em>, characterized by a capsule which opens longitudinally, a 5- or 6-parted corolla which is longer than the calyx, and stamens affixed to the base of the corolla.
User Defined Definitions
"loosestrife: a cosmopolitan genus found in damp or swampy terrain having usually yellow flowers; inclined to be invasive"