References in periodicals archive ?
Ephedra (Ephedra intermedia) belongs to family Ephedraceae and is a genus of nonflowering plants, related to Gnetales, very near relatives of angiosperms [3].
The northern areas of Pakistan are considered to be rich in biodiversity and contain more than 400 species of medicinal plant species including genus ephedra, which is evergreen gymnosperm, belonging to family Ephedraceae [1].
The monogeneric family Ephedraceae contains approximately 50 species of Ephedra.