Home / Articles in Palaeobotany / Jurassic Palaeobotany

Anna-Lena Anderberg, Department of Palaeobotany, Swedish Museum of Natural History, Stockholm: Rhaetian and Jurassic plants of Scania. This database includes the Rhaetian and Jurassic plant fossils from Scania, southern Sweden, housed in the Stockholm collections.

! J.M. Anderson et al. (1999): Patterns of Gondwana plant colonisation and diversification. In PDF, Journal of African Earth Sciences, 28: 145-167.
See also here.

M. Barbacka et al. (2022): Polish Palaeobotany: 750 Million Years of Plant History as Revealed in a Century of Studies. Mesozoic Macroflora. In PDF, Acta Societatis Botanicorum Poloniae, 91.
See also here.

M. Barbacka et al. (2019): Ferns of the Lower Jurassic from the Mecsek Mountains (Hungary): taxonomy and palaeoecology. Free access, PalZ, 93: 151–185. See also here (in PDF), and there.

M. Barbacka et al. (2016): New data about Matonia braunii (Göppert) Harris from the Early Jurassic of Poland and its ecology. In PDF, Geological Quarterly, 60: 857–868. See also here.

M. Barbacka et al. (2014): European Jurassic floras: statistics and palaeoenvironmental proxies.In PDF, Acta Palaeobotanica, 54: 173-195.

! M. Barbacka (1994): Komlopteris Barbacka, gen. nov., a segregate from Pachypteris Brongniart. In PDF, Review of Palaeobotany and Palynology, 83: 339-349.
See likewise here.

K. Bauer et al. (2015): Lepacyclotes kirchneri n. sp. (Isoetales, Isoetaceae) aus dem unteren Jura von Oberfranken, Deutschland. In PDF, Berichte der Naturwissenschaftlichen Gesellschaft Bayreuth, 27: 429-443.

K. Birkenmajer & A.M. Ociepa (2008): Plant-bearing Jurassic strata at Hope Bay, Antarctic Peninsula (West Antarctica): geology and fossil-plant description. In PDF, Studia Geologica Polonica, 128: 5-96.
Still available via Internet Archive Wayback Machine.
See also here.

E.R. Bodor (2015): Plant reproductive organs from the Mecsek Coal Formation. Thesis, (abbreviated version?), ELTE Doctoral School of Earth Sciences, Budapest. In PDF.

B. Bomfleur et al. (2015): Osmunda pulchella sp. nov. from the Jurassic of Sweden - reconciling molecular and fossil evidence in the phylogeny of modern royal ferns (Osmundaceae). Free access, BMC Evolutionary Biology, 15.

R. Bos et al. (2023): Triassic-Jurassic vegetation response to carbon cycle perturbations and climate change. Free access, Global and Planetary Change, 228.
Note figure 1: Paleogeographic reconstruction of the end-Triassic.
Figure 4. Major vegetation patterns as inferred by their botanical affinities.
Figure 5. Palynofloral diversity indices plotted against the variation of major botanical groups.
Figure 7. Depositional model of paleoenvironmental changes in the northern German Basin-

R. Butzmann (2016): Neu in Angriff genommen:die Bearbeitung der Flora der Fossillagerstätte Brunn Oberes Kimmeridgium. PDF file, in German. Freunde der Bayerischen Staatssammlung für Paläontologie und Historische Geologie München e.V. See also here.
Note fig. 1: The palaeogeographical map.

A. Channing et al. (2011): Equisetum thermale sp. nov.(Equisetales) from the Jurassic San Agustín hot spring deposit, Patagonia: Anatomy, paleoecology, and inferred paleoecophysiology. PDF file, American Journal of Botany, 98: 680-697.
A version archived by Internet Archive Wayback Machine.
See also here (abstract).

D.J. Cantrill and M.A. Hunter (2005): Macrofossil floras of the Latady Basin, Antarctic Peninsula. In PDF, New Zealand Journal of Geology and Geophysics, 48: 537-553. See also here.

! T.Y.S. Choo et al. (2016): Monotypic colonies of Clathropteris meniscioides (Dipteridaceae) from the Early Jurassic of central Patagonia, Argentina: implications for taxonomy and palaeoecology. In PDF, Palaeontographica, B, 294: 85-109.
See also here.
Note text-figure 3: Artist reconstruction of a Clathropteris meniscioides colony.

C.J. Cleal & B.A. Thomas (2001): Introduction to the Mesozoic and Tertiary palaeobotany of Great Britain. PDF file, from: Cleal, C.J., Thomas, B.A., Batten, D.J. & Collinson, M.E., (2001), Mesozoic and Tertiary Palaeobotany of Great Britain, Geological Conservation Review Series, No. 22, Joint Nature Conservation Committee, Peterborough, 335 pages, illustrations, A4 hardback, ISBN 1 86107 489 1.
Still available via Internet Archive Wayback Machine.
Note figure 1.1: The potential process involved in a plant fragment passing into the fossil record.
Figure 1.2 Summary of modes and nomenclature of plant fossil preservation.

C.J. Cleal et al. (2001):
Geological Conservation Review Series (GCR), Joint Nature Conservation Committee (JNCC): Mesozoic and Tertiary Palaeobotany of Great Britain (2001). PDF files, GCR Volume No. 22.
This expired link is now available through the Internet Archive´s Wayback Machine.
In chapter 1 a brief explanation is given of how plant fossils are formed, and how palaeobotanists study and name them.

D. Contreras et al. (2019): Reconstructing the Early Evolution of the Cupressaceae: A Whole-Plant Description of a New Austrohamia Species from the Cañadón Asfalto Formation (Early Jurassic), Argentina. Int. J. Plant Sci., 180: 834–868. See also here (in PDF).

L.G. Costamagna et al. (2018): A palaeoenvironmental reconstruction of the Middle Jurassic of Sardinia (Italy) based on integrated palaeobotanical, palynological and lithofacies data assessment. Free access, Palaeobio. Palaeoenv., 98: 111–138.

! P.R. Crane and P.S. Herendeen (2009): Bennettitales from the Grisethorpe Bed (Middle Jurassic) at Cayton Bay, Yorkshire, UK. Open access, American Journal of Botany, 96: 284-295.

D.-F. Cui et al. (2022): A Jurassic flower bud from China. In PDF, Geological Society, London. See also here.
"... The leaf scars are 0.4–0.6 mm wide and 0.23 mm thick, with terminal abscission zones (Fig. 3b, d & e). ..."

G.M. Del Fueyo et al. (2019): Permineralized conifer-like leaves from the Jurassic of Patagonia (Argentina) and its paleoenvironmental implications. Anais da Academia Brasileira de Ciências (Annals of the Brazilian Academy of Sciences), 91: (Suppl. 2): e20180363. See also

C. Diéguez et al. (2009): A fern-bennettitalean floral assemblage in Tithonian-Berriasian travertine deposits (Aguilar Formation, Burgos-Palencia, N Spain) and its palaeoclimatic and vegetational implications. In PDF, Journal of Iberian Geology, 35: 127-140.
Specimens preserved as impressions coated with a microbial film up to 5 mm thick made up of bacteria and cyanobacteria.

C. Dong et al. (2018): Whole-Plant Reconstruction and Updated Phylogeny of Austrohamia acanthobractea (Cupressaceae) from the Middle Jurassic of Northeast China. In PDF, Int. J. Plant Sci., 179: 640–662. See also here.

A.B. Doweld (2022): (2889) Proposal to conserve the name Podozamites against Preissleria (fossil Pinophyta: Podozamitales). Free access, Taxon, 71: 484–485.
"... The fossil-generic name Podozamites, so widely used in modern systematic palaeobotany, should not be rejected for purely nomenclatural reasons. In order to stabilize palaeobotanical nomenclature in current use by legitimizing the use of Podozamites, it is formally proposed to conserve Podozamites against the “nomen oblitum”, Preissleria. ..."

A. Elgorriaga and B.A. Atkinson (2023): Zirabia cylindrica comb. nov. provides evidence of Doyleales in the Jurassic. American Journal of Botany, 110. e16182.
See also here.
"... we report a new genus of Doyleales, Zirabia gen. nov. from the Early Jurassic of Iran, that was originally described as the ginkgophyte Karkenia
[...] Our results indicate that Doyleales is significantly older than previously thought, with their stratigraphic range now extending from the Lower Jurassic to the Cretaceous ..."

! A. Elgorriaga et al. (2019): Relictual Lepidopteris (Peltaspermales) from the Early Jurassic Cañadón Asfalto Formation, Patagonia, Argentina. Abstract, Int. J. Plant Sci., 180. See also here (in PDF), and there.
"... and its youngest species, Lepidopteris ottonis, has been used as a Rhaetian marker for several European, Greenlandic, and American localities ..."
"... Lepidopteris scassoi represents the youngest occurrence of the genus by more than 20 Myr. Lepidopteris and Dicroidium lineages, dominant in Southern Hemisphere Triassic ecosystems, show a similar overall pattern of origination (Late Permian), diversification (late Early-Middle Triassic), and decline (Late Triassic), with relict occurrences during the Early Jurassic. ..."

A. Elgorriaga et al. (2019): Southern Hemisphere Caytoniales: vegetative and reproductive remains from the Lonco Trapial Formation (Lower Jurassic), Patagonia. Open access, Journal of Systematic Palaeontology, DOI: 10.1080/14772019.2018.1535456

A. Elgorriaga et al. (2015): Reconstruction and Phylogenetic Significance of a New Equisetum Linnaeus Species from the Lower Jurassic of Cerro Bayo (Chubut Province, Argentina). In PDF, Ameghiniana, 52.

I. Escapa and A. Leslie (2017): A new Cheirolepidiaceae (Coniferales) from the Early Jurassic of Patagonia (Argentina): Reconciling the records of impression and permineralized fossils. Am. J. Bot., 104: 322-334. See also here (abstract).

I.H. Escapa et al. (2011): Seed cone anatomy of Cheirolepidiaceae (Coniferales): Reinterpreting Pararaucaria patagonica Wieland. Free access, Am. J. Bot., 99: 1058-1068.

P. Falaschi et al. (2011): Growth architecture and silhouette of Jurassic conifers from La Matilde Formation, Patagonia, Argentina. Abstract, Palaeogeography, Palaeoclimatology, Palaeoecology, 302: 122-141.

J.E. Francis, Earth Sciences, University of Leeds: Fossil Trees in the Basal Purbeck Formation on Portland - The Great Dirt Bed Forest.
Still available via Internet Archive Wayback Machine.
See also here.

A.O. Frolov et al. (2022): The first discovery of mosses (Bryopsida) in the Lower Jurassic of Eastern Siberia. Open access, Journal of Palaeosciences, 71.

! Q. Fu et al. (2023): Micro-CT results exhibit ovules enclosed in the ovaries of Nanjinganthus. Open access, Scientific Reports, 13.
Note figure 4: Micro-CT results exhibit ovules enclosed in the ovaries of Nanjinganthus.

Q. Fu et al. (2018): An unexpected noncarpellate epigynous flower from the Jurassic of China. In PDF, eLife, 7: e38827. See also:
D.W. Taylor and H. Li (2019): Paleobotany: Did flowering plants exist in the Jurassic period.

Q. Fu et al. (2017): Nanjinganthus: An Unexpected Flower from the Jurassic of China. In PDF, bioRxiv (pronounced "bio-archive"). See also here.

C.T. Gee et al. (2020): Postcards from the Mesozoic: Forest landscapes with giant flowering trees, enigmatic seed ferns, and other naked-seed plants. PDF file, In: Nature through Time: Virtual field trips through the Nature of the past. Springer, Textbooks in Earth Sciences, Geography and Environment. (eds Martinetto E., Tschopp E., Gastaldo R.A.), pp. 159–185. Springer International Publishing, Cham. https://doi.org/10.1007/978-3-030-35058-1_6.
See likewise here.
Note figure 6.12: A picture perfect day in the Petrified Forest National Park in Arizona, USA, with a view of massive Late Triassic logs.
! Figure 6.17: Plants characteristic of the forest and woodland habitats in the mid-Triassic Molteno Formation, South Africa.

C.T. Gee et al. (2019): Silicified logs of Agathoxylon hoodii (Tidwell et Medlyn) comb. nov. from Rainbow Draw, near Dinosaur National Monument, Uintah County, Utah, USA, and their implications for araucariaceous conifer forests in the Upper Jurassic Morrison Formation. Open access, Geology of the Intermountain West, 6: 7–92. See also here.

X.-D. Gou and Z. Feng (2024): Checklist of the Jurassic wood (updated March 2024). Open access, Mesozoic, 1.

! X.-D. Gou et al. (2021): Leaf phenology, paleoclimatic and paleoenvironmental insights derived from an Agathoxylon stem from the Middle Jurassic of Xinjiang, Northwest China. Open access, Review of Palaeobotany and Palynology, 289.

G. Guignard et al. (2009): A dipteridaceous fern with in situ spores from the Lower Jurassic in Hubei, China. In PDF, Review of Palaeobotany and Palynology, 156: 104–115.

D.S. Guzmán and M.P. Velasco (2021): Weltrichia magna sp. nov., a new record for the Middle Jurassic of Oaxaca, Mexico. In PDF, Acta Palaeobotanica, 61: 95–106.
Note fig. 2: Reconstructions proposed for Weltrichia magna.

T.M. Harris: The Problems of Jurassic Palaeobotany. In PDF.

F. Herrera et al. (2020): Reconstructing Krassilovia mongolica supports recognition of a new and unusual group of Mesozoic conifers. Open access, PLoS ONE, 15: e0226779.
Note figs 6, 7: Reconstructions of Krassilovia mongolica. Drawings: Pollyanna von Knorring.

T.J. Hieger et al. (2015): Cheirolepidiaceous diversity: An anatomically preserved pollen cone from the Lower Jurassic of southern Victoria Land, Antarctica. In PDF, Review of Palaeobotany and Palynology, 220: 78–87. See also here.

W. Huang et al. (2016): New Phoenicopsis leaves (Czekanowskiales) from the Middle Jurassic Daohugou Biota, China and their roles in phytogeographic and paleoclimatic reconstruction. In PDF, Palaeoworld, 25: 388–398. See also here.

M. S. Ignatov et al. (2012): New Bryokhutuliinia species (Bryophyta) with sporophytes from the Upper Jurassic of Transbaikalia. In PDF, Arctoa, 21: 69-78.

A. Jarzynka (2016): Fossil flora of Middle Jurassic Grojec clays (southern Poland). Raciborski's original material reinvestigated and supplemented. II. Pteridophyta. Osmundales. In PDF, Acta Palaeobotanica, 56: 183–221. See also here.

A. Jarzynka and G. Pacyna (2015): Fossil flora of Middle Jurassic Grojec clays (southern Poland). Raciborski´s original material reinvestigated and supplemented. I. Sphenophytes. In PDF, Acta Palaeobotanica, 55. See also here.

W. Jung (1970): Die Gothan´sche Rhät/Lias-Sammlung der Naturhistorischen Gesellschaft Nürnberg. PDF file, in German. Natur und Mensch, Jahresmitteilungen der naturhistorischen Gesellschaft Nürnberg e.V., 1970: 63-71.

! W. Jung (1970): Die Gothan'sche Rhät/Lias-Sammlung der Naturhistorischen Gesellschaft Nürnberg. PDF file, in German. Natur und Mensch, Naturhistorischen Gesellschaft Nürnberg e.V.

H. Khalilizadeh et al. (2022): Two fossilized swamps containing in situ Sphenophyta stems, rhizomes, and root systems from the Middle Jurassic Hojedk Formation, Kerman area (Iran) . In PDF, Palaeobiodiversity and Palaeoenvironments.
See also here.
Note fig. 6: Aerial organs of in situ equisetalean stem.

H. Khalilizadeh et al. (2022): Two fossilized swamps containing in situ Sphenophyta stems, rhizomes, and root systems from the Middle Jurassic Hojedk Formation, Kerman area (Iran). In PDF, Palaeobiodiversity and Palaeoenvironments, 103: 3–20.
See also here.

E. Kustatscher et al. (2016): The Krasser collection in the Faculty of Sciences, Charles University, Prague: New insights into the Middle Jurassic flora of Sardinia. In PDF, Fossil Imprint, 72: 140-154.
This expired link is now available through the Internet Archive´s Wayback Machine.

M. Le Couls et al. (2016): Becklesia maulnyi sp. nov.: A new cycadean species from the Lower Oxfordian (Upper Jurassic) of Écommoy (Sarthe, NW France). Abstract, Annales de Paléontologie, 102: 95-101. See also here (in PDF).

Gerhard Leubner Lab, University Freiburg, Germany: Seed Evolution. Go to: Jurassic parc/Mesozoic era: Extinct gymnosperms and living ancient gymnosperms. Extant Cycadales and extinct Bennettitales.

Y.-F. Li et al. (2024): New material of Coniopteris simplex from the Middle Jurassic of the Ordos Basin, Inner Mongolia, China and implications on its spatio-temporal distribution and paleogeography. Free access, Journal of Palaeogeography.

R. Li et al. (2019): Ricciopsis sandaolingensis sp. nov., a new fossil bryophyte from the Middle Jurassic Xishanyao Formation in the Turpan-Hami Basin, Xinjiang, Northwest China. Open access, Palaeontologia Electronica. See also here (in PDF).

Z.J. Liu et al. (2019): Zhangwuia: an enigmatic organ with a bennettitalean appearance and enclosed ovules. In PDF, Earth and Environmental Science Transactions of The Royal Society of Edinburgh, 108 (Agora Paleobotanica), : 419-428. See also here.

Z.-J. Liu and X. Wang (2017): Yuhania: a unique angiosperm from the Middle Jurassic of Inner Mongolia, China. Open access, Historical Biology, 29: 431-441.

Z.-J. Liu and X. Wang (2016): A perfect flower from the Jurassic of China. In PDF, Historical Biology, 28: 707-719. See also here (Abstract).

D.E. Lozano-Carmona et al. (2019): Jurassic Flora in Southern Mexico: Anomozamites Schimper, 1870 Emend. Pott et McLoughlin, 2009 from Mixteco Terrane, Phytogeographical Implications of Williamsoniaceae Family (Bennettitales). Open Journal of Geology, 9: 142-156.

D.E. Lozano-Carmona and M.P. Velasco-de León (2016): Jurassic flora in Southeast Mexico: importance and prospects of recent findings in the Mixteco Terrane. In PDF, Paleontología Mexicana, 5: 87-101. See also here (abstract).

S. Maleki (2024): The Middle Jurassic (Bajocian–Bathonian) flora of the Tabas Block, central Iran. In PDF, Geologos, 30: 3–44. https://doi.org/10.14746/logos.2024.30.1.03.

S.R. Manchester et al. (2022): Two-seeded cones of probable gnetalean affinity from the Morrison Formation (Late Jurassic) of Utah and Colorado, USA. Free access, Acta Palaeobotanica, 62: 77–92.
"... with cones showing lines of dehiscence, indicate that each seed was shed by the abscission of a lateral valve. ..."

S. McLoughlin and C. Pott (2018): Plant mobility in the Mesozoic: Disseminule dispersal strategies of Chinese and Australian Middle Jurassic to Early Cretaceous plants. Abstract, Palaeogeography, Palaeoclimatology, Palaeoecology.

S. McLoughlin (2015): The Landsborough Sandstone: the Sunshine Coast´s Jurassic park. In PDF, Australian Age of Dinosaurs Journal.

S. McLoughlin and B.P. Kear (2014): Gondwanan Mesozoic biotas and bioevents. Abstract.

! S. McLoughlin and C. Pott (2009): The Jurassic flora of Western Australia. Abstract. GFF, 131: 113-136. See also here. (in PDF).

N.V. Nosova et al. (2021): Pseudotorellia Florin from the Upper Jurassic–Lower Cretaceous of the Bureya Basin, Russian Far East. Free access, Stratigraphy and Geological Correlation, 29: 434–449.

! N. Nosova et al. (2017): New data on the epidermal structure of the leaves of Podozamites Braun. Abstract, Review of Palaeobotany and Palynology, 238: 88–104. See also here (in PDF).

Paleogeographic Atlas Project, University of Chicago: Jurassic Floras and Climate.
Website outdated. The link is to a version archived by the Internet Archive´s Wayback Machine.

G.A. Pattemore and A.C. Rozefelds (2019): Palissya – absolutely incomprehensible or surprisingly interpretable: a new morphological model, affiliations and phylogenetic insights. Open access, Acta Palaeobotanica, 59: 181–214.

! G.A. Pattemore (2016): Megaflora of the Australian Triassic–Jurassic: a taxonomic revision. In PDF, Acta Palaeobotanica, 56: 121–182.

! M. Philippe et al. (2017): The palaeolatitudinal distribution of fossil wood genera as a proxy for European Jurassic terrestrial climate. Abstract, Palaeogeography, Palaeoclimatology, Palaeoecology, 466: 373-381.

M. Pole et al. (2018): Fires and storms—a Triassic–Jurassic transition section in the Sichuan Basin, China. Abstract, Palaeobiodiversity and Palaeoenvironments, 98: 29–47. See also here (in PDF).

Mike Pole, New Zealand:
Horsetail Marshes of the New Zealand Jurassic.

M.E. Popa and J.H.A. van Konijnenburg-van Cittert (2006): Diversity of Biota Aspects of Romanian Early-Middle Jurassic palaeobotany and palynology. Part VII. Successions and floras. PDF file.

C. Pott and J.H.A. Van Konijnenburg-Van Cittert (2017): The type specimen of Nilssoniopteris solitaria (Phillips 1829) (Bennettitales). Open access, Acta Palaeobotanica, 57: 177–184.

Y. Qu et al. (2019): Evidence for molecular structural variations in the cytoarchitectures of a Jurassic plant. Free access, Geology, 47: 325–329.

D.E. Quiroz Cabascango (2023): Plant Macrofossils from the Aftermath of the End-Triassic Extinction, Skåne, Southern Sweden. Thesis, Department of Earth Sciences, Uppsala University.

P.M. Rees and C.J. Cleal (2004): Lower Jurassic floras from Hope Bay and Botany Bay, Antarctica. In PDF, Palaeontological Association.
Still available via Internet Archive Wayback Machine. See also here.

P.M. Rees (1993): Dipterid ferns from the Mesozoic of Antarctica and New Zealand and their stratigraphical significance. In PDF, Palaeontology, 36: 637-656.
! Note text-fig. 2: Schematic diagram explaining frond-, rachis and pinna terminology.

G.W. Rothwell et al. (2022): Large Permineralized Seeds in the Jurassic of Haida Gwaii, Western Canada: Exploring the Mode and Tempo of Cycad Evolution. Abstract, International Journal of Plant Sciences.
"... Fossil seed specimens are studied from external morphology and serially sectioned by the classic cellulose acetate peel technique ..."
! "... Results suggest that modern pollination and postpollination biology and the two contrasting modes of cycad seed germination evolved during the Mesozoic but that crown group cycad species may not have appeared until the Cenozoic. ..."

G.W. Rothwell et al. (2013): Diversity of ancient conifers: The Jurassic seed cone Bancroftiastrobus digitata gen. et sp. nov. (Coniferales). In PDF, Int. J. Plant Sci., 174: 937-946.

G.W. Rothwell et al. (2012): The seed cone Eathiestrobus gen. nov.: Fossil evidence for a Jurassic origin of Pinaceae. In PDF, American Journal of Botany, 99: 708–720.

L. Santasalo (2013): The Jurassic extinction events and its relation to CO₂ levels in the atmosphere: a case study on Early Jurassic fossil leaves. In PDF, Bachelor´s thesis, Department of Geology, Lund University, Sweden.

S.M. Slater and C.H. Wellman (2015): A quantitative comparison of dispersed spore/pollen and plant megafossil assemblages from a Middle Jurassic plant bed from Yorkshire, UK. Open access, Paleobiology, 41: 640–660. See also here.
"... Preferential occurrence/preservation of sporomorphs and equivalent parent plants is a consequence of a complex array of biological, ecological, geographical, taphonomic, and depositional factors that act inconsistently between and within fossil assemblages, which results in notable discrepancies between data sets. ..."

! M. Slodownik et al. (2023): Komlopteris: A persistent lineage of post-Triassic corystosperms in Gondwana. Free access, Review of Palaeobotany and Palynology, 317.
Note figure 1A: Geochronological scale indicating the range of Southern Hemisphere Komlopteris species.
"... Komlopteris is a genus that includes the youngest representative of the so-called ‘seed ferns’
[...] we review the representatives of Komlopteris from Gondwana, emend the genus, establish three new species, and propose five new combinations based on macro-morphological traits ..."

School of Ocean and Earth Science, Southampton Oceanography Centre, UK: Geology Collection, Plants. Go to: Jurassic. Images of Cycadeoidea, Cycadeoidea gigantea, Cycadeoidea microphylla.
These expired links are available through the Internet Archive´s Wayback Machine.

! A.R.T. Spencer et al. (2017): New insights into Mesozoic cycad evolution: an exploration of anatomically preserved Cycadaceae seeds from the Jurassic Oxford Clay biota. PeerJ 5.
Description of a new genus of anatomically preserved gymnosperm seed from the Callovian–Oxfordian (Jurassic) Oxford Clay Formation (UK), using a combination of traditional sectioning and synchrotron radiation X-ray micro-tomography (SRXMT).

A.R.T. Spencer et al. (2015): 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 cones. Free access, American Journal of Botany, 102: 942-961.

D.C. Steart et al. (2014): X-ray Synchrotron Microtomography of a silicified Jurassic Cheirolepidiaceae (Conifer) cone: histology and morphology of Pararaucaria collinsonae sp. nov. In PDF, see also here.

Hans Steur, Ellecom, The Netherlands: The Jurassic flora of North Yorkshire, Bennettitales from Yorkshire.

R. Stockey and G.W. Rothwell (2001): Permineralized cycad seeds from the Jurassic of British Columbia, Canada. Abstract. Botany 2001, August 12 - 16, 2001; Albuquerque, New Mexico.
Available via Internet Archive Wayback Machine.

R.A. Stockey (1977): Reproductive biology of the Cerro Cuadrado (Jurassic) fossil conifers: Pararaucaria patagonica. In PDF, American Journal of Botany, 64: 733-744. See also here.

C. Sun et al. (2015): A new species of Czekanowskia (Czekanowskiales) from from the Middle Jurassic of Inner Mongolia, China. In PDF, Botanica Pacifica, 4: 149–155.

Ge Sun et al. (2010): The Upper Triassic to Middle Jurassic strata and floras of the Junggar Basin, Xinjiang, Northwest China. In PDF, Palaeobiodiversity and Palaeoenvironments, 90: 203-214.
See also here.

M. Taghi Badihagh and D. Uhl (2019): The first occurrence of Phlebopteris dunkeri and P. woodwardii (Matoniaceae) from the middle Jurassic of Iran, In PDF, # Journal of Palaeogeography. See also here.

D.W. Taylor and H. Li (2018): Paleobotany: Did flowering plants exist in the Jurassic period? eLife, 7: e43421.
"... we infer that Nanjinganthus shows substantial similarity to predicted models of ancestral characters and Early Cretaceous angiosperms, so the evidence suggests that it is a Jurassic flowering plant. ..."

A. Toumoulin et al. (2023): Early Jurassic silicified woods from Carapace Nunatak, South Victoria Land, Antarctica. In PDF, Fossil Record, 26: 103–115. DOI 10.3897/fr.26.102570.
Note figure 2b,c: Early Jurassic wood from Carapace Nunatak in transverse section showing several growth ring boundaries.

V. Vajda et al. (2016): Disrupted vegetation as a response to Jurassic volcanism in southern Sweden. In PDF, from: Kear, B. P., Lindgren, J., Hurum, J. H., Milàn, J. & Vajda, V. (eds): Mesozoic Biotas of Scandinavia and its Arctic Territories. Geological Society, London, Special Publications, 434.
PDF page 17 shows a reconstruction of a volcanic landscape in central Skåne during the late Early Jurassic, with deposition of pyroclastic and lahar sediments and fossilization of autochthonous and allochthonous plant material.

V. Vajda and S. Turner (2009): The Jurassic: In the forefront of science outreach. PDF file, GFF, 131: 1-3.
See fig. 1: Mid Jurassic terrestrial landscape with Australian flora.
Now recovered from the Internet Archive´s Wayback Machine.

! V.A. Vakhrameev et al. (1991): Jurassic and Cretaceous floras and climates of the Earth. In PDF.
See also here (provided by Google books).

J.H.A. van Konijnenburg-van Cittert et al. (2018): Phialopteris heterophylla (Sternberg ex Göppert, 1836) comb. nov., A rare schizaeaceous fern from the Early Jurassic of Bavaria. In PDF, Fossil Imprint, 74: 5–64.

! Johanna H.A. van Konijnenburg-van Cittert (2008): The Jurassic fossil plant record of the UK area. PDF file, Proceedings of the Geologists' Association 119: 59-72.
! See fig. 6: how to distinguish bennettialean leaf shapes!
Now provided by the Internet Archive´s Wayback Machine.

M.P. Velasco-de León et al. (2024): New records of Bennettitales and associated flora from the Jurassic of the Cualac Formation, Mexico. Open access, Palaeontologia Electronica.

E.B. Volynets et al. (2019): Early Jurassic flora from South Primorye, Far East, Russia. Abstract, Palaeoworld. See also here (in PDF).

Yongdong Wang et al. (2014): The discovery of Jurassic plants in Shenzhen of Guangdong, southern China and related significance. In PDF, Chin. Sci. Bull., 59: 3630-3637.

Yongdong Wang et al. (2009): Starting on PDF page 13, Biodiversity and palaeoclimatic implications of fossil wood from the non-marine Jurassic of China. PDF file, Episodes, 32.
The link is to a version archived by the Internet Archive´s Wayback Machine.

X. Wang et al. (2022): Nilssoniopteris longifolius Chang from the Middle–Late Jurassic of China: Implications for Bennettitales-insect interactions. In PDF, Review of Palaeobotany and Palynology, 297.
See also here.

X. Wang et al. (2007): Schmeissneria: A missing link to angiosperms? Open access, BMC Evolutionary Biology, 7.

Z. Wang et al. (2017): A New Species of Ginkgo with Male Cones and Pollen Grains in situ from the Middle Jurassic of Eastern Xinjiang, China. Abstract, Acta Geologica Sinica.

! J. Watson (2010; start on PDF page 72): Pteridophytes in the English Mesozoic. In PDF, Pteridologist.

R. Weber (2021, in German):
Trias von Sonora.
Jura von Franken.
Parts of "Paläobotanische Hobelspäne" (Virutas Paleobotanicas). Instituto de Geología, Universidad Nacional Autónoma de México.
You probably navigate best from here.

! A. Xie et al. (2023): Ancient Basidiomycota in an extinct conifer-like tree, Xenoxylon utahense, and a brief survey of fungi in the Upper Jurassic Morrison Formation, USA. Free access, Journal of Paleontology, 97: 754–763.

X. Xu et al. (2019): Anomozamites (Bennettitales) in China: species diversity and temporo-spatial distribution. In PDF, Palaeontographica, B, 300: 21–46.

A. Yañez et al. (2023): Fertile Goeppertella from the Jurassic of Patagonia: mosaic evolution in the Dipteridaceae-Matoniaceae lineage. Open access, AoB Plants, 15: 1–19.
Note figure 3: Hypothetical reconstruction of Goeppertella unicyclica.

Jian-Wei Zhang et al. (2012): A new species of the extinct genus Austrohamia (Cupressaceae s.l.) in the Daohugou Jurassic flora of China and its phytogeographical implications. In PDF, Journal of Systematics and Evolution, 50: 72-82. See also here (abstract).

L. Zhang et al. (2021): First fossil foliage record in the red beds from the Upper Jurassic in the Sichuan Basin, southern China. In PDF, Geological Journal. See also here.
Note fig. 6: Comparisons with potential Mesozoic conifer fossils.

M. Zhao et al. (2015): Anomozamites (Bennettitales) from Middle Jurassic Haifanggou Formation, western Liaoning, China. In PDF, Global Geology, 18: 75-87.

A. Zigno (1868): Flora fossilis formationis oolithicae (= Le piante fossili dell' Oolite /descritte ed illustrate dal barone Achille de Zigno). In PDF. Padova, Tipografia del Seminario, 1856-1885. See also here (Google books) and
! there (in PDF).

H. Zoller (1968): History of palaeobotany and palynology in Switzerland Abstract, Review of Palaeobotany and Palynology, 7: 81-98.

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