Sydneideae Pšenička, Zodrow et D'Angelo
Plant Fossil Names Registry Number: PFN000321
Act LSID: urn:lsid:plantfossilnames.org:act:321
Authors: J. Pšenička, E. L. Zodrow & J. A. D'Angelo
Rank: subfamily
Reference: Pšenička, J., Zodrow, E. L. & D'Angelo, J. A. (2013): Sterile foliage of fertile Sydneia manleyi and synangial chemistry (Eusporangiate fern, Late Asturian, Canada): a new subfamily Sydneideae. – Folia Musei rerum naturalium Bohemiae occidentalis, Geologica et Paleobiologica 47(1–2): 1–13.
Page of description: 11
Type
Sydneia Pšenička, Bek, Zodrow, C.J.Cleal et A.R.Hemsl.
Original diagnosis/description
Fertile frond segmented with deeply incised ultimate pinnules. Pinnules with large synangia on abaxial surface. Synangia consist of connate sporangia with central cavity. Sporangia are elongated and exannulate.
Plant fossil remain
macro- and meso-fossils-embryophytes except wood
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