Ephedra torreyana

Familia: Ephedraceae
Genus: Ephedra
Species:

Subspecies: E. t. subsp. powelliorum – E. t. subsp. torreyana

Ephedra torreyana S.Watson, Proc. Amer. Acad. Arts 14: 299 (1879).

• Watson, S., 1879. Proceedings of the American Academy of Arts and Sciences. Boston, MA 14:299.

• Govaerts, R. et al. 2020. Ephedra torreyana in Kew Science Plants of the World Online. The Board of Trustees of the Royal Botanic Gardens, Kew. Published online. Accessed: 2020 Apr 16. Reference page. 
• Govaerts, R. et al. 2020. Ephedra torreyana in Kew Science Plants of the World Online. The Board of Trustees of the Royal Botanic Gardens, Kew. Published online. Accessed: 2020 Apr 16. Reference page. 
• International Plant Names Index. 2020. Ephedra torreyana. Published online. Accessed: Apr 16 2020. Reference page.
• Tropicos.org 2020. Ephedra torreyana. Missouri Botanical Garden. Published online. Accessed: 16 Apr 2020. Reference page.
• USDA, ARS, Germplasm Resources Information Network. Ephedra torreyana in the Germplasm Resources Information Network (GRIN), U.S. Department of Agriculture Agricultural Research Service.

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