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: -Plants with non-vascular systems include mosses and liverworts. Vascular plant systems contain water and nutrient conducting tissues called xylem and phloem. Vascular plants have true roots, stems, and leaves (Figure 3).

Detailed explanation-3: -Answer and Explanation: Non-vascular plants do not have true roots, leaves, or stems. Examples of non-vascular plants include moss, liverwort, and hornwort. They contain root-like structures called rhizoids, which help stabilize the plant and attach it to a surface.