اسم ( noun )
مشتقات: pteridophytic (adj.), pteridophytous (adj.)
مشتقات: pteridophytic (adj.), pteridophytous (adj.)
• : تعریف: in some systems of classification, a division of plants that have true vascular roots, stems, and leaves and that reproduce by means of spores, such as ferns, club mosses, or horsetails.