Ephedra aspera
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Ephedra asperaEngelm. ex S.Watson
Boundary Ephedra
Ephedraceae
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Protologue: Proc. Amer. Acad. Arts 18: 157 (1882)
Pronunciation: E-phè-dra ás-pe-ra
Etymology: Gr. ephedra, from epi-, upon + hedra, seat, so "sitting upon, from the jointed stems + asper, rough
Jepson eFlora Treatment
Jepson eFlora Key to Ephedra
SD County Synoptic Vouchers: Male Plant & Female Plant
Distribution:

Left: S.D. County Plant Atlas (http://sdplantatlas.org). Right: CCH2. Click to see current herbarium records.
Ephedra aspera --- Boundary Ephedra--- Ephedraceae
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