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Seed plants 1 (Pines (Tiny papery leaves occur on long shoots, In their…
Seed plants 1
Pines
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Thick cuticle, sunken stomata, cylindrical shape
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In seed cones of pine, all parts are fused together; even the bract is fused to the ovuliferous scale.
Archaeopteridales
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Abundant wood, secondary phloem
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Earliest seed ferns
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Seed ferns bore seeds along their leaves not in cones.
Conifers
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Never vines, herbs, or annuals and never have bulbs or rhizomes
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Conifer leaves needle like here.
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Aneurophytales
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Aneurophyton, Protopteridium, Proteokalon, Tetraxylopteris, Triloboxylon, Eospermatopteris
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