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