Trees are believed to have originated hundreds of millions of years ago. Ever since, evidence of these ancient plant sentinels has been in short supply.
(CNN) — Trees are believed to have originated hundreds of millions of years ago. Ever since, evidence of these ancient plant sentinels has been in short supply.
Courtesy Matthew Stimson The unique preservation of the Sanfordiacaulis densifolia tree, where the trunk is surrounded by more than 250 spirally arranged
(CNN) — Trees are believed to have originated hundreds of millions of years ago. Ever since, evidence of these ancient plant sentinels has been in short supply.