New insights into the anatomy, development, and affinities of corystosperm trees from the Triassic of Antarctica

• Published in: Review of Palaeobotany and Palynology
• Main Authors: Decombeix, Anne-Laure, Bomfleur, Benjamin, Taylor, Edith L., Taylor, Thomas N.
• Other Authors: Botanique et Modélisation de l'Architecture des Plantes et des Végétations (UMR AMAP), Centre de Coopération Internationale en Recherche Agronomique pour le Développement (Cirad)-Institut National de la Recherche Agronomique (INRA)-Université de Montpellier (UM)-Centre National de la Recherche Scientifique (CNRS)-Institut de Recherche pour le Développement (IRD France-Sud ), Department of Ecology and Evolutionary Biology, University of Kansas, University of Kansas Lawrence (KU), National Science Foundation (grant OPP-10943934 to ELT and TNT), Alexander von Humboldt-Foundation (Feodor Lynen fellowship to BB)
• Format: Article in Journal/Newspaper
• Language: English
• Published: HAL CCSD 2014
• Subjects: secondary growth; Kykloxylon; Jeffersonioxylon; Triassic; Antarctica; Corystospermales; [SDV]Life Sciences [q-bio]; [SDV.BID.EVO]Life Sciences [q-bio]/Biodiversity/Populations and Evolution [q-bio.PE]; [SDE]Environmental Sciences; Beardmore; Beardmore Glacier; Fremouw Peak; Gordon Valley; Antarc*
• Online Access: https://hal.archives-ouvertes.fr/halsde-00961820; https://doi.org/10.1016/j.revpalbo.2014.01.002

International audience Anatomically preserved trunks and young stems of corystosperm seed ferns are described from the Triassic of Fremouw Peak, Beardmore Glacier area, Antarctica. Based on characters of the primary and secondary vascular system, these new specimens are assigned to Kykloxylon, a gen...