Show FINDS FOSSIL FLOWER fossil flowers are such rare discoveries co veries in the united states that tho the finding of a dogwood hower flower in a fragment ot of rock from rom lue hie glen rock coal field Converse Is of 0 interest dr F 11 knowlton a palco botanist of the united states state geological survey identified the fossil ossil as aa a species ot of cortina cornus a typical 1 genus of the dogwood i there are some tony forty or fifty living species of the genus arnus which Is widely distributed over three continents of 0 the northern hemisphere phere and has one representative bouth beulh of 0 the equator a species in teru peru the leaves of more than twenty fossil species ot of cornus have been round found in north america but the dogwood flower just identified is the he first one yet lound found in the united states species of dogwoods dog woods first appeared in the middle of the cretaceous tace ous the geologic period in which dinosaurs lived in other words the lie genus genua cortina cornus seems to have made its first appearance probably more than tour four million years ago j |