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Ephedra foliata Boiss. ex C.A.Mey.
Epidermal structure and ontogeny of stomata in vegetative and reproductive organs of Ephedra and Gnetum
by Inamdar J. A., Bhatt D. C. (1972)
Sardar Patel University – Vallabh Vidyanagar, Gujarat, India
in Ann. Bot. 36: 1041-1046.