Localities documented in Tropicos sources

Polygonum hydropiperoides var. persicarioides (Kunth) Stanford:
Ecuador (South America)
Honduras (Mesoamerica)
Panama (Mesoamerica)
Mexico (Mesoamerica)
El Salvador (Mesoamerica)

Note: This information is based on publications available through Tropicos and may not represent the entire distribution. Tropicos does not categorize distributions as native or non-native.