DENDROLOGY

Detailed explanation-1: -The ferns, gymnosperms, and flowering plants are all vascular plants. Because they possess vascular tissues, these plants have true stems, leaves, and roots.

Detailed explanation-2: -vascular plant, also called tracheophyte, any of some 260, 000 species of plants with vascular systems, including all of the conspicuous flora of Earth today.

Detailed explanation-3: -A plant having true roots, stem leaves and flowers and seeds enclosed in fruits occur in angiosperms. The division of angiosperm contains plants that have covered seeds within the fruits. It has a well defined leaf, root, stem and the reproductive unit of flowers.