Gnetophytina can also be referred to as Gnetopsida, which is a class of gymnosperms. Another synonym for Gnetophytina is Gnetales, which is an order of plants that are found in tropical and subtropical regions. Gnetophytina includes three families: Gnetaceae, Welwitschiaceae, and Ephedraceae. The Ephedraceae, commonly known as the Mormon tea family, contains plants that are used for medicinal purposes. The Welwitschiaceae family includes the sole genus Welwitschia, which consists of only one species. The Gnetaceae family includes three genera: Gnetum, Welwitschia, and Ephedra. In conclusion, though Gnetophytina might be an unfamiliar term, it encompasses a diverse group of plants with synonyms that may be more recognizable.