Seed cone anatomy of Cheirolepidiaceae (Coniferales): Reinterpreting Pararaucaria patagonica Wieland

IH Escapa, GW Rothwell, RA Stockey… - American Journal of …, 2012 - Wiley Online Library
• Premise of the study: Seed cone morphology and anatomy reflect some of the most
important changes in the phylogeny and evolutionary biology of conifers. Reexamination of …

A new Cheirolepidiaceae (Coniferales) from the Early Jurassic of Patagonia (Argentina): Reconciling the records of impression and permineralized fossils

I Escapa, A Leslie - American Journal of Botany, 2017 - Wiley Online Library
PREMISE OF THE STUDY: Plants preserved in different fossil modes provide
complementary data concerning the paleobiology and evolutionary relationships among …

Pararaucaria delfueyoi sp. nov. from the Late Jurassic Cañadón Calcáreo Formation, Chubut, Argentina: Insights into the Evolution of the Cheirolepidiaceae

IH Escapa, NR Cúneo, G Rothwell… - … Journal of Plant …, 2013 - journals.uchicago.edu
The discovery of 16 cylindrical conifer seed cones at the Estancia Vilán locality in the Late
Jurassic Cañadón Calcáreo Formation of Chubut Province, Patagonia, Argentina, provides …

The seed cone Eathiestrobus gen. nov.: Fossil evidence for a Jurassic origin of Pinaceae

GW Rothwell, G Mapes, RA Stockey… - American Journal of …, 2012 - Wiley Online Library
• Premise of the study: Pinaceae and nonpinoid species are sister groups within the conifer
clade as inferred from molecular systematic comparisons of living species and therefore …

Coniferous ovulate cones from the lower Cretaceous of Santa Cruz province, Argentina

GM Del Fueyo, S Archangelsky… - … Journal of Plant …, 2008 - journals.uchicago.edu
Two types of coniferous ovulate cones borne on leafy twigs are described from the Lower
Cretaceous Kachaike Formation in Santa Cruz Province, Argentina. The fossils are …

Detailed seed cone morpho-anatomy of the Prumnopityoid clade: an insight into the origin and evolution of Podocarpaceae seed cones

R Khan, RS Hill, VM Dörken, E Biffin - Annals of Botany, 2022 - academic.oup.com
Abstract Background and Aims Seed cone traits are significant for understanding the
evolutionary history of conifers. Podocarpaceae has fleshy cones with a distinct morphology …

Structure and relationships of the Jurassic conifer seed cone Hughmillerites juddii gen. et comb. nov.: implications for the origin and evolution of Cupressaceae

GW Rothwell, RA Stockey, G Mapes, J Hilton - Review of Palaeobotany …, 2011 - Elsevier
Anatomically preserved Jurassic conifer seed cones originally described as Conites juddi
Seward and Bancroft are reinvestigated and assigned to Hughmillerites juddii gen. et comb …

Middle Jurassic evidence for the origin of Cupressaceae: a paleobotanical context for the roles of regulatory genetics and development in the evolution of conifer seed …

ART Spencer, G Mapes, RM Bateman… - American Journal of …, 2015 - Wiley Online Library
• Premise of the study: Triassic and Jurassic fossils record structural changes in conifer seed
cones through time, provide the earliest evidence for crown‐group conifer clades, and …

The structure and phylogenetic significance of the conifer Pseudohirmerella delawarensis nov. comb. from the Upper Triassic of North America

BJ Axsmith, FM Andrews, NC Fraser - Review of Palaeobotany and …, 2004 - Elsevier
The conifer genus Pseudohirmerella Arndt is based on ovulate cone scales of the type
species, Pseudohirmerella platysperma (Mägdefrau) Arndt, from the Upper Triassic of …

The vegetative structure of a Lower Cretaceous conifer from Arkansas: further implications for morphospecies concepts in the Cheirolepidiaceae

BJ Axsmith - Cretaceous Research, 2006 - Elsevier
A reconsideration of the vegetative structure of a cheirolepidiaceous conifer with
Pseudofrenelopsis parceramosa foliage is presented based on new collections from the …