- loosestrife - any of numerous herbs and subshrubs of the genus Lythrum
--1 is a kind of subshrub, suffrutex
--1 is a member of Lythrum, genus Lythrum
--1 has particulars:purple loosestrife, spiked loosestrife, Lythrum salicaria; grass poly, hyssop loosestrife, Lythrum hyssopifolia - loosestrife - any of various herbs and subshrubs of the genus Lysimachia
--2 is a kind of herb, herbaceous plant
--2 is a member of Lysimachia, genus Lysimachia
--2 has particulars: - loosestrife - any of various herbs and subshrubs of the genus Lysimachia