Arcto-Tertiary Geoflora

English Noun ? Arcto-Tertiary Geoflora A hypothesized floral assemblage that once covered the Northern Hemisphere, from roughly the late Mesozoic to mid Cenozoic Eras. en 2018 w:Tim Flannery Europe: A Natural History 312 We touch down beside Luigi’s oak, which is growing in a grassy woodland surrounded by palms, ginkgoes and magnolias, as well as chestnuts, oaks and beech; courtesy of climate change, the Arcto-Tertiary Geoflora is well on its way to re-establishing in Europe.