Clematis grossa
- kingdom: Plantae
- phylum: Tracheophyta
- class: Magnoliopsida
- order: Ranunculales
- family: Ranunculaceae
- genus: Clematis
- species: Clematis grossa
Bijagua
Alajuela
Aserrí
Salitrillos
San José
Costa Rica
Amatenango del Valle
Teopisca
Chiapas
Mexico