Billion-year Revision Of Plant Evolution Timeline May Stem From Discovery Of Lignin In Seaweed

Land plants' ability to sprout upward through the air, unsupported except by their own woody tissues, has long been considered one of the characteristics separating them from aquatic plants, which rely on water to support them. Now lignin, one of the chemical underpinnings vital to the self-supporting nature of land plants -- and thought unique to them -- has been found in marine algae.

Read the whole article on Science Daily

More from Science Daily