cycads

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29 05, 2017

Ginkgo trees – Plant evolution and biology

By |2019-07-30T23:20:51-07:00May 29th, 2017|Biology|0 Comments

Ginkgo trees The first trees Ginkgo trees were the first kind of tree. These first trees on earth appeared during the Permian period, about 270 million years ago. This was during the time of the early dinosaurs. Earlier ferns The Permian period More about dinosaurs All our biology articles How did they spread? Because [...]

29 05, 2017

What are cycads? Evolution and Biology

By |2018-04-16T10:33:47-07:00May 29th, 2017|Biology|0 Comments

Cycad trees. They look like palm trees but they are very different! At the end of the Carboniferous period, about 300 million years ago, the only kinds of plants on Earth were mosses and ferns. Some of the ferns were giant ferns as big as trees are now. Then in the late Carboniferous [...]