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Images - Arranged by Taxonomic Groups

Angiosperms Bryophytes Caytoniales Conifers Cycadophytes Ferns Ginkgophytes Leptostrobaleans
Lycophytes Sphenophytes                




Arctic Fossil Caytoniales Images


The only example of the extinct seed ferns in the North Pacific region during the Late Cretaceous belongs to the order Caytoniales and is known as Sagenopteris. Sagenopteris is the reticulate veined leaf form of Caytonia, a seed bearing structure with some similarities with the angiosperms.   Photograph of Sagenopteris leaves  
Sagenopteris leaves.