Ferns and their relatives are vascular plants, meaning they have xylem and phloem tissues. Because of the presence of vascular tissue, the leaves of ferns and their relatives are better organized than the mosses and liverworts. ..
This study guide tackles plant roots in greater detail. It delves into the development of plant roots, the root structure, and the major regions of a plant root. It also talks about the different forms of roots that have specialized functions. ..