Ancient plants
You find a detailed fossil of a plant with broad leaves from the Cretaceous Period, but ferns and conifers were more common at this time. Which are more common now?
Lisa points to a recessed leaf vein in a rock. A white overlay highlights the subtle structure.
Lisa: There, leaf vein there
Richard: Nice, and below that, there’s a bit of a log, there. You see the wood impressions.
Below the leaf, wood grain impressions run along the surface of the rock. A white overlay traces out these lines made from the wood.