Record details

Title keyword
    Heer
Article
    Grosse Palaeontologe: Oswald Heer (1809-1883)
    Revision of the type material in the genus nathorstia heer (Filicales)
    Revision of the type material in the genus Nathorstia Heer (Filicales)
    Trifoliate leaves of Platanus bella (Heer) comb. n. from the Paleocene of North America, Greenland, and Asia and their relationship among extinct and extant Platanaceae