The remains of a 53-million-year-old "polar forest" were unearthed during excavations ... the evolution of southern rainforests during the Eocene epoch (56 million to 33.9 million years ago ...
More information: Miriam A. Slodownik, The non‐flowering plants of a near‐polar forest in East Gondwana, Tasmania, Australia, during the Early Eocene Climatic Optimum, American Journal of ...