Cycads are ancient plants that date back 300 million years and were browsed by dinosaurs.
What use did a space officer have for information about ancient plants and creatures of Earth?
Early fossils of these ancient plants show the individual cells within the plant tissue.
This strange and ancient plant has resisted all efforts to propagate it.
Though rich in history, their book makes no claims for the mythic healing powers of these ancient plants.
This strange and ancient plant is in a genus of its own (Medusagynaceae).
Coal is made from ancient plants; oil and natural gas is also organic in origin.
An ancient and primitive plant, usually under 10 centimetres tall, it is often seen in sunny moist areas.
They walked among the small and ancient plants.
He has been looking for pollen, the other standby of people who study ancient plants.