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Answer:
The conifer phylum also contains the <u><em>Gnetophyta (Gymnosperms)</em></u>, an order that includes the genera Gnetum, Ephedra, and Welwitschia.
Explanation:
That group includes 70 species across the three genera mentioned above, the difference between the Gnetophytas and other Gymnosperms plants is the presence of vessels, similar to the ones in the flowering plants.