Nevada joint-fir
- kingdom: Plantae
- phylum: Tracheophyta
- class: Gnetopsida
- order: Ephedrales
- family: Ephedraceae
- genus: Ephedra
- species: Ephedra nevadensis
Cienega Springs
Arizona- Desert View Highlands
- Lancaster
- Mojave
- Palmdale
- Phelan
- Sacramento
California- Saint George
- Vernal
Utah
United States