This highly lobed fossil leaf from the Lower Cretaceous has only been found in Argentina.
Ginkgo dissecta is an extinct ginkgo species in the family Ginkgoaceae described from a series of isolated fossil leaves.
The fossil leaves are commonly found as dense accumulations representing autumnal leaf banks.
Orontium mackii is an extinct golden club species in the family Araceae described from a series of isolated fossil leaves.
Extinctions are seen both in studies of fossil pollen, and fossil leaves.
Acer latahense is an extinct maple species in the family Sapindaceae described from series of isolated fossil leaves.
Acer washingtonense is an extinct maple species in the family Sapindaceae described from one fossil leaf and four fossil samaras.
Acer alaskense is an extinct maple species in the family Sapindaceae described from a fossil leaf.
A search through plant fossil databases revealed similar marks on a fossil leaf from the Messel pit which is 48 million years old.
The fossil leaves are about 12 centimetres long and one centimetre wide and very thick and robust.