Narel Y. Paniagua-ZambranaRainer W. BussmannJavier EcheverrÃa2026-03-222026-03-22202010.1007/978-3-030-28933-1_109https://doi.org/10.1007/978-3-030-28933-1_109https://andeanlibrary.org/handle/123456789/82809enBiologyBotanyEphedra americana Humb. & Bonpl. ex Willd. Ephedra breana Phil. Ephedra multiflora Stapf Ephedra rupestris Benth. Ephedraceaebook-chapter