Plants....we see them every day; we even eat them. But don't let that familiarity fool you. The history of plants on land stretches across 450,000,000 years and includes an almost uncountable variety (well, about 350,000 species at last count) of form, function, and color to amaze and bewilder. The links below offer just a glimpse of Oklahoma's and the Earth's fascinating diversity of plants.
Major Groups of Green Plants
Explore the diversity of living plant groups and some of their extinct relatives.
Fossils by Plant Group
Explore the different kinds of plant fossil found in Oklahoma. All of the fossils shown here are from the Sooner State and are stored in the Collections at the Sam Noble Museum in Norman, Oklahoma.
Plant Communities through Time
Explore changing landscapes across 475 million years of Earth's history.