yam
- kingdom: Plantae
- phylum: Tracheophyta
- class: Liliopsida
- order: Dioscoreales
- family: Dioscoreaceae
- genus: Dioscorea
- species: Dioscorea convolvulacea
San Rafael
Alajuela- Turrialba
Cartago- Bagaces
Guanacaste- Colón
- La Asunción
- San Antonio
- Ángeles
Heredia
Costa Rica
Pointe-à-Pitre
Guadeloupe
Guadeloupe
San José
Petén
Guatemala
Huitziltepec- Petaquillas
Guerrero- Orizaba
Veracruz
Mexico