Cycads

Science / Biology / Cycads: Group of gymnosperm seed plants that have large fern-like leaves and reproduce by cones but not flowers.

Cycadeoids

Science / Biology / Cycadeoids: A group of gymnosperm seed plants not closely rated to, but superficially similar to, the cycads. Cycads and cycadeoids were dominant floristic elements of early and middle Mesozoic landscapes. This g MORE

Gymnosperms

Science / Biology / Gymnosperms: Flowerless, seed-bearing land plants; the first seed plants; living groups include the pines, ginkgos, and cycads. Naked seeds. MORE

Mesozoic Era

Science / Biology / Mesozoic Era: The period of geologic time beginning 245 million years ago and ending 65 million years ago; the age of the dinosaurs and cycads, the Mesozoic falls between the Paleozoic and Cenozoic Eras and include MORE

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