Ephedra distachya subsp. monostachya (L.) Riedl in Sci. Pharm. 35: 228. 1967
Ephedra distachya subsp. monostachya in Sci. Pharm. 35: 228. 1967
is new combination for Ephedra monostachya, Sp. Pl.: 1040. 1753
Ephedra distachya subsp. monostachya in Sci. Pharm. 35: 228. 1967