Even in the Superga itself there are some fossil plants which, according to Heer, have never been found in Switzerland so high as the marine Molasse, such as Banksia longifolia, and carpinus grandis.
"The Student's Elements of Geology"
Sir Charles Lyell
The liquidambar, as well as several poplars and willows, cannot be distinguished from those of Oeningen; the same is true of an Elm, a carpinus, and others.
"Louis Agassiz: His Life and Correspondence"
Louis Agassiz