Devonian - Recent | image = Fichtennadel.jpg | image_width = 150px | image_caption = White Spruce needles | regnum = Plantae | subdivision_ranks = Divisions | subdivision = Pinophyta (or Coniferophyta) - Conifers Ginkgophyta - Ginkgo Cycadophyta - Cycads Gnetophyta - Gnetum, Ephedra, Welwitschia }} Gymnosperm (Gymnospermae)'s a group of spermatophyte seed-bearing plants with ovules on scales, which are usually arranged in cone-like structures. (The other major group of seed-bearing plants, the a… (More on Gymnosperm)