The ____ phylum has only about 70 living species of vascular, seed-bearing plants in three genera, including Welwitschia and Ephedra . Some species have a two-step fertilization process, similar to fertilization in angiosperms.

Question

Quizplus · Accepted Answer

Gnetophyta is the correct answer because it includes the genera Welwitschia, Ephedra, and Gnetum, which are known for their unique characteristics among gymnosperms, such as a two-step fertilization process similar to that of angiosperms.

The ____ Phylum Has Only About 70 Living Species of Vascular