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Cyathea cranhamii sp. nov. (Cyatheaceae), Anatomically Preserved Tree Fern Sori from the Lower Cretaceous of Vancouver Island, British Columbia
Download2003
Stockey, Ruth A., Rothwell, Gar W., Smith, Selena Y.
Permineralized cyatheaceous sori occur among remains of conifers, fungi, and other plants in newly discovered calcareous concretions from Early Cretaceous (Barremian) marine sediments of Vancouver Island, British Columbia, Canada. Sori are superficially attached in two rows to narrow pinnules and...
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Trawetsia princetonensis gen. et sp. nov. (Blechnaceae): a permineralized fern from the Middle Eocene Princeton Chert
Download2006
Rothwell, G.W., Stockey, R.A., Nishida, H., Smith, S.Y.
Trawetsia princetonensis Smith, Stockey, Nishida & Rothwell gen. et sp. nov. is described from several permineralized rhizomes, stipes, and higher-order frond members of a blechnoid fern that have been identified from the Middle Eocene Princeton Chert of British Columbia. Rhizomes bear stipes...