Zoology - Evolution Question with Solution | TestHub

Psilophyton (genus of extinct vascular plants)⟶progymnosperms (extinct group of plants that flourished in the mid to late Devonian (360–350 MYA) and contained the ancestors of modern gymnosperms)⟶seed ferns (pteridospermatophyta are several distinct groups of extinct seed plants) ⟶cycads (plants typically characterized by a stout and woody trunk with a crown of large, hard and stiff, evergreen leaves)⟶Dicotyledons (embryo with two cotyledons)⟶monocotyledons (embryo with one cotyledon).