DENDROLOGY

Detailed explanation-1: -gymnosperm, any vascular plant that reproduces by means of an exposed seed, or ovule-unlike angiosperms, or flowering plants, whose seeds are enclosed by mature ovaries, or fruits. The seeds of many gymnosperms (literally, “naked seeds”) are borne in cones and are not visible until maturity.

Detailed explanation-2: -The two major divisions of the seed plants are: Gymnosperm-seeds in cones. Angiosperm-flowering plants (seeds in ovaries of flowers)

Detailed explanation-3: -Gymnosperms are seed-bearing plants that do not produce fruit. Gymnosperms have seeds, but they do not produce fruit. Instead, the seeds of gymnosperms are usually found in cones. There are four phyla of gymnosperms: conifers, cycads, ginkgoes, and gnetophytes.