Gymnosperms - First Plants With Seeds

Gymnosperms - First Plants With Seeds
Biology4kids.com

So you've got a vascular system. What comes next? Seeds. Seeds let you send your offspring out into the world. Seeds provide a protective coat so that the embryo plant can develop when it finds a nice piece of soil. But remember this: gymnosperms have not developed the ability to make flowers. Flowers are an evolutionary advancement after seeds. So if you have a vascular system, seeds, and no flowers, what are you? A gymnosperm!

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