Ferns and Relatives from North America

See images from the:

		Quaternary
		Tertiary
		Cretaceous
		Jurassic
		Triassic
		Permian
		Carboniferous
		Devonian
		Silurian
		Ordovician
		Cambrian
		Precambrian

Pecopteris sp.
From the Carboniferous in Kansas
© 1998 Dr. Richard Paselk, Humboldt State University Natural History Museum

Annularia
From the Carboniferous in Kentucky
© 2001 Richard Schrantz

Megalopteris
From the Carboniferous in Illinois
© 2003 Gary Andrashko, Illinois State Museum

Clathropteris reticulatum
From the Triassic in Connecticut
© 2005 Yale Peabody Museum

Otozamites brevifolius
From the Triassic in Connecticut
© 2005 Yale Peabody Museum

Pecopteris oregonensis
From the Carboniferous in Oregon
© 2006 The Virtual Fossil Museum

Asplenium
From the Tertiary in Wyoming
© 1998 UCMP

Acrostichum hesperium
From the Tertiary in Wyoming
© 1998 UCMP