British PhD student discovers first example of fossilised plant gum dating back 110 million years

By gum! British PhD student discovers first example of fossilised plant gum dating back 110 million years in Brazil The gum was found in fossilised leaves of the welwitschiophyllum plant  Plants gums are involved in food storage and structural support  University of Portsmouth student found it in the Crato formation in Brazil Scientists may have … Read more