Calflora
Taxon  Report   5261    
Lythrum salicaria  L.
Purple loosestrife
Lythrum salicaria
© 2005 Louis-M. Landry
Photos from
CalPhotos / Calflora
Lythrum salicaria
© 2007 Louis-M. Landry
Lythrum salicaria
© 2009 Barry Rice
Lythrum salicaria, a dicot, is a perennial herb that is not native to California; it was introduced from elsewhere and naturalized in the wild. Cal-IPC rating: High

Interactive Distribution Map


Observation Hotline
(observation details)



point, line, or polygon

one or more occurrences
within a 7.5-minute quadrangle

Plant Characteristics
and Associations



Bloom Period
Lythrum salicaria
© 2005 Louis-M. Landry
Family: LYTHRACEAE  
Genus: Lythrum
Communities: wetland-riparian

Wetlands: Occurs in wetlands

Name Status:
Accepted by JEF + PLANTS

Alternate Names:
PLANTS: Lythrum salicaria var. gracilior
PLANTS: Lythrum salicaria var. tomentosum
PLANTS: Lythrum salicaria var. vulgare
More information about  Lythrum salicaria
Photos on PlantID.net   /   Google Images
Jepson eFlora

Records from the Consortium of California Herbaria

ITIS Original Publication citation

USDA PLANTS Profile (LYSA2)

Search the International Plants Names Index

Search efloras.org (Flora of North America)

website references from Google


Suggested Citation
Calflora: Information on California plants for education, research and conservation, with data contributed by public and private institutions and individuals, including the Consortium of California Herbaria. [web application]. 2018. Berkeley, California: The Calflora Database [a non-profit organization]. Available: https://www.calflora.org/   (Accessed: Dec 17, 2018).