
When most people think of plants, they typically picture flowers: cherry trees in bloom, colourful tulips and exotic-looking orchids. This is because 90% of all living plant species are flowering plants (i.e., angiosperms). But when dinosaurs first evolved 225 million years ago (mya), flowers were nowhere to be found. First Plants The first land plants did not produce seeds; instead, they reproduced using spores. Like amphibians, they needed water for…