Pteridofitas plants are medium-sized and characterized by having conductive vessels, but they don't have flowers or fruits. Have estate real, stems and leaves.They live in places fresh, moist and shaded (shading), are perennial, without secondary development and reproduce by spores. Those are the ferns and the horsetails.
pteridofitas is incorrectly written and should write it as "PTERIDOFITAS." being its meaning:
Name, feminine, plural. Division of plant whose cycle of life AC in their generations, although prevails the phase diploid ( when produces spores ) about the haplaoide ( that produces gametes ). An example of these plants, the fern.