Taxonomic Hierarchy
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| Kingdom | Plantae
– plantes, Planta, Vegetal, plants |
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| Subkingdom | Viridiplantae
– green plants |
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| Infrakingdom | Streptophyta
– land plants |
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| Superdivision | Embryophyta
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| Division | Tracheophyta
– vascular plants, tracheophytes |
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| Subdivision | Spermatophytina
– spermatophytes, seed plants, phanérogames |
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| Class | Gnetopsida
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| Subclass | Gnetidae
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| Order | Ephedrales
– ephedra |
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| Family | Ephedraceae
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| Genus | Ephedra L.
– Mormon tea, ephedra, jointfir |
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| Species | Ephedra aspera Engelm. ex S. Watson – Mormon tea, rough jointfir, aspera Mormon tea, boundary ephedra |
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