Localities documented in Tropicos sources

Isoetes L.:
Belize (Mesoamerica)
Brazil (South America)
Canada (North America)
Colombia (South America)
Costa Rica (Mesoamerica)
Ecuador (South America)
Guatemala (Mesoamerica)
Mexico (Mesoamerica)
Panama (Mesoamerica)
Peru (South America)
Paraguay (South America)
United States (North America)
Caribbean (Caribbean)

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.