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  2. Key Points

    • Gymnosperms are flowerless, seed-producing plants. They belong to the subkingdom Embophyta .
    • The term "gymnosperm" literally means "naked seed." This is because the seeds produced by gymnosperms are not encased in an ovary. ...
    www.thoughtco.com/what-are-gymnosperms-4164…
    Taxonomists recognize four distinct divisions of extant (nonextinct) gymnospermous plants— Pinophyta, Cycadophyta, Ginkgophyta, and Gnetophyta —with 88 genera and more than 1,000 species distributed throughout the world.
    www.britannica.com/plant/gymnosperm
    There are four groups of plants that make up the gymnosperms: the well-known conifers, plus the lesser known cycads, ginkgo, and the order Gnetales.
    arboretum.harvard.edu/wp-content/uploads/2020/0…
    Even though gymnosperms make up only 6 percent of all vascular plants, there are still over 1,000 species of gymnosperms worldwide. These species can be categorized into four general classes, known as divisions, of living gymnosperms: Coniferophyta. Cycadophyta. Ginkgophyta. Gnetophyta.
    sciencing.com/gymnosperms-definition-life-cycle-ty…
    Gymnosperms consist of four main phyla: the Coniferophyta, Cycadophyta, Gingkophyta and Gnetophyta.
    courses.lumenlearning.com/ivytech-wmopen-nmbi…
     
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    Gymnosperm - Wikipedia

    The gymnosperms are a group of seed-producing plants that includes conifers, cycads, Ginkgo, and gnetophytes, forming the clade Gymnospermae. The term gymnosperm comes from the composite word in Greek: γυμνόσπερμος (γυμνός, gymnos, 'naked' and σπέρμα, sperma, 'seed'), literally meaning … See more

    Over 1,000 living species of gymnosperm exist. It was previously widely accepted that the gymnosperms originated in the Late Carboniferous period, replacing the lycopsid rainforests of the tropical region, but more recent … See more

    Gymnosperms, like all vascular plants, have a sporophyte-dominant life cycle, which means they spend most of their life cycle with diploid cells, while the gametophyte (gamete … See more

    Gymnosperms have major economic uses. Pine, fir, spruce, and cedar are all examples of conifers that are used for lumber, paper production, and resin. Some other common uses … See more

    A formal classification of the living gymnosperms is the "Acrogymnospermae", which form a monophyletic group within the spermatophytes. The wider "Gymnospermae" group includes extinct gymnosperms and … See more

    The first published sequenced genome for any gymnosperm was the genome of Picea abies in 2013. See more

    • Cantino, Philip D.; Doyle, James A.; Graham, Sean W.; Judd, Walter S.; Olmstead, Richard G.; Soltis, Douglas E.; Soltis, Pamela S.; Donoghue, Michael J. (August 2007). "Towards a phylogenetic nomenclature of Tracheophyta". Taxon. 56 (3): 822–846. See more

     
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  5. Gymnosperm | Definition, Description, Plants, Examples, …

  6. Gymnosperms: Definition, Examples, and …

    WEBMay 2, 2018 — Gymnosperms are vascular plants of the subkingdom Embyophyta and include conifers, cycads, ginkgoes, and

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    WEBApr 27, 2017 — The gymnosperms consist of the conifers, the cycads, the gnetophytes and the sole extant species of the Gynkgophyta division, the Gingko biloba. Examples of Gymnosperm Conifers. Conifers, in the …

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    WEBDiscuss the type of seeds produced by gymnosperms, as well as other characteristics of gymnosperms; State which period saw the first appearance of gymnosperms and explain when they were the …

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