Grass Seed Fossil

This image shows a grass seed fossil found in the Florissant Formation of Teller County, Colorado, USA. The field of view (FOV) is about 4 mm. It dates to the Eocene Epoch of the Paleogene Period.
Thanks to Kenny for the image.

Maple Seed Fossil

This image shows a Maple seed fossil found in the Florissant Formation of Teller County, Colorado, USA. The field of view (FOV) is 10 mm. It dates to the Eocene Epoch of the Paleogene Period.
Thanks to Kenny for the image.

Unidentified Plant Seed Fossil - Eocene

This image shows a plant seed fossil found in the Florissant Formation of Teller County, Colorado, USA. It dates to the Eocene Epoch of the Paleogene Period. Thanks to Kenny for the microscope image. Field of view on image is 4 mm.

Grass Seed Fossils

These grass seed fossils were found in the Florissant Formation of Teller County, Colorado, USA. They date to the Eocene Epoch of the Paleogene Period. Thanks to Kenny for the microscope images.

Arucaria mirabilis Fossil Lignotubers

Arucaria mirabilis fossil "seedlings" (lignotubers) found in the petrified forest formation of Cerro Madre Ehija, Santa Cruz province, Argentina. Fossil dates to the Middle Jurassic Period (Callovian) or about 160 million years old. Learn more about this fossil at The Virtual Fossil Museum web site and Wikipedia.

UPDATED: Thanks to Dave at Views of the Mahantango for pointing out that these fossils were once considered "seedlings" are now thought to be lignotubers. According to Wikipedia, lignotubers are "starchy swellings of the root crown".

Thanks to Mark Palatas for letting me photograph these specimens.