Onagraceae
Simpson's primrose-willow
Ludwigia simpsonii
- Family
- Onagraceae
- Genus
- Ludwigia
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Ludwigia simpsoniiOnagraceae
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Common names
By language (1)
- English
- Simpson's primrose-willow
Synonyms
- Ludwigia cubensis Helwig
- Ludwigia curtissii var. simpsonii (Chapm.) D.B.Ward
Characteristics
- Growth habit
- Forb/herb
- Lifespan
- Perennial
- In the US and Canada
- Lower 48 states: native
More in Ludwigia
- Mexican primrose-willowLudwigia octovalvisOnagraceae
- Water primroseLudwigia adscendensOnagraceae
- Linear leaf water primroseLudwigia hyssopifoliaOnagraceae
- Large-flower primrose-willowLudwigia grandifloraOnagraceae
- Floating primrose-willowLudwigia peploidesOnagraceae
- Creeping primrose-willowLudwigia repensOnagraceae
- Ludwigia sedioidesOnagraceae
- Wingleaf primrose-willowLudwigia decurrensOnagraceae
- Piedmont primrose-willowLudwigia arcuataOnagraceae
- Ludwigia epilobioidesOnagraceae
- Ludwigia ovalisOnagraceae
- Peruvian primrose-willowLudwigia peruvianaOnagraceae
Sources: classification, synonyms from World Flora Online Plant List (2026-06, CC0 1.0); common names, popularity from Wikidata (2026-10-26, CC0 1.0); common names, US characteristics from USDA PLANTS Database (2025-05-29, CC0 1.0). About our plant data.