| Lythrum salicaria | 
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| Meadow in Illurma village, Northwestern Estonia | 
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|  | 
| Scientific classification | 
| Kingdom: | Plantae | 
 
| Clade: | Tracheophytes | 
 
| Clade: | Angiosperms | 
 
| Clade: | Eudicots | 
 
| Clade: | Rosids | 
 
| Order: | Myrtales | 
 
| Family: | Lythraceae | 
 
| Genus: | Lythrum | 
| Species: | L. salicaria | 
| Binomial name | 
| Lythrum salicaria 
 | 
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| Synonyms | 
| 
 Chabraea vulgaris  Bubani
 Lythron salicarium  St.-Lag.
 Lythrum alternifolium  Lorey
 Lythrum altissimum  Pomel
 Lythrum anceps  (Koehne) Makino
 Lythrum argyi  H.Lév.
 Lythrum cashmerianum  Royle
 Lythrum cinereum  Griseb.
 Lythrum coronense  Schur
 Lythrum diffusum  Sweet
 Lythrum dubium  Schult.
 Lythrum gracile  (DC.) DC. ex Lafont
 Lythrum hexagonum  Bercht. ex Opiz
 Lythrum nummulariifolium  Pers.
 Lythrum palustre  Salisb.
 Lythrum propinquum  Weinm.
 Lythrum pubescens  Sweet
 Lythrum purshianum  Steud.
 Lythrum quadrifolium  Mart.
 Lythrum salicarium  St.-Lag.
 Lythrum spicatum  Gray
 Lythrum spicatum var. verticillatum  Svanlund
 Lythrum spiciforme  Dulac
 Lythrum tomentosum  Mill.
 Salicaria spicata  Lam.
 Salicaria vulgaris  Moench
 | 
Lythrum salicaria or purple loosestrife is a flowering plant belonging to the family Lythraceae. It should not be confused with other plants sharing the name loosestrife that are members of the family Primulaceae. Other names include spiked loosestrife and purple Lythrum. This herbaceous perennial is native to Europe and Asia, and possibly Australia.