species 607 observations
Grand Ammannia
Ammannia robusta
Field notes
Ammannia robusta is a species of flowering plant in the loosestrife family known by the common name grand redstem. It is widespread across much of North America (from British Columbia and Ontario to Guatemala) with additional populations in southeastern Brazil.
Read more on WikipediaRange
Greener is more native, amber more introduced; paler is less certain. How this was decided
Key traits
- Layer
- Herbaceous plants
- Moisture
- Wet
- Plant type
- Annual Wildflower
From USDA PLANTS and the Lady Bird Johnson Wildflower Center.