Millions of years ago, the sun's energy helped prehistoric plants to grow.

The number of prehistoric plants began to outnumber the modern-day counterparts.

He said he felt immediately and powerfully connected to the prehistoric plants.

At least 500 serious collectors worldwide find these extraordinary prehistoric plants too weirdly wonderful to resist.

In total the survey uncovered 146 species of prehistoric plants in 68 genera at 93 fossil sites.

Archaeologists are sometimes confused with paleontologists, scientists who study the remains of prehistoric plants and animals, but not humans or our hominid ancestors.

After the advent of formal scientific investigation one paleontological survey determined that the state was home to nearly 150 different kinds of prehistoric plants.

Prehistoric plants are various groups of plants that lived before recorded history (before about 3500 BC).

Examples of prehistoric plants are:

Cannel Coal is a type of bituminous coal with a high pollen and spore content from prehistoric plants.

Planted amongst the cycads are other prehistoric plants such as conifers,ferns, horsetails, and tree ferns.

An assortment of fossilized prehistoric plants and animals are found in the region, as well as dinosaur tracks and the evidence of early human habitation.

The transition from one gallery to the other leads through the Palaeoconservatory, a large glassed-in space containing what the museum calls one of the largest collections of living prehistoric plants.

Besides the clearly formed dinosaur tracks, visitors can see imprints left by prehistoric plants, invertebrate trace fossils and delicate ripple marks of an ancient pool preserved in stone near the river's west bank.

The plant fossil sites to the east of Clarno's Ferry are one of the few places in the world where the fruits, leaves, and wood, of prehistoric plants were preserved in a single location.

One Dr. Oskar Baudisch, the spa's director of research, maintained that the waters worked because the minerals they contained came from the dissolved fossils of prehistoric plants, and were thus chemically compatible with the stuff in living cells.

The clear-plastic curtains in the patients' rooms can depict a kaleidoscopic series of images, from the present-day Bronx to what the borough probably looked like 65 million years ago - with brontosauruses and prehistoric plants instead of the Cross-Bronx Expressway.

It is also home of The World Heritage Cycad Gene Bank (WHCGB) which operates in conjunction under formal agreement with several overseas national governments to protect both in-situ and ex-situ this remarkable family of prehistoric plants.