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Gray, J.; Chaloner, W. G.; Westoll, T. S. «The Microfossil Record of Early Land Plants: Advances in Understanding of Early Terrestrialization, 1970-1984». Philosophical Transactions of the Royal Society of London. Series B, Biological Sciences (1934-1990), 309, 1138, 1985, pàg. 167–195. Bibcode: 1985RSPTB.309..167G. DOI: 10.1098/rstb.1985.0077. JSTOR: 2396358 [Consulta: 26 abril 2008].
Gray, J.; Chaloner, W. G.; Westoll, T. S. «The Microfossil Record of Early Land Plants: Advances in Understanding of Early Terrestrialization, 1970–1984». Philosophical Transactions of the Royal Society B, 309, 1138, 1985, pàg. 167–195. Bibcode: 1985RSPTB.309..167G. DOI: 10.1098/rstb.2000.0612. JSTOR: 2396358.
Rubinstein, C. V.; Gerrienne, P.; de la Puente, G. S.; Astini, R. A.; Steemans, P. «Early Middle Ordovician evidence for land plants in Argentina (eastern Gondwana)». New Phytologist, 188, 2, 2010, pàg. 365–369. DOI: 10.1111/j.1469-8137.2010.03433.x. PMID: 20731783.
Kump, L. R.; Pavlov, A.; Arthur, M. A. «Massive release of hydrogen sulfide to the surface ocean and atmosphere during intervals of oceanic anoxia». Geology, 33, 5, 2005, pàg. 397. Bibcode: 2005Geo....33..397K. DOI: 10.1130/G21295.1.
Tomescu, A. M. F.. «Wetlands before tracheophytes: Thalloid terrestrial communities of the Early Silurian Passage Creek biota (Virginia)». A: , 2006. DOI10.1130/2006.2399(02). ISBN 9780813723990 [Consulta: 28 maig 2014].Arxivat 2011-07-19 a Wayback Machine.
Tomescu, A. M. F.; Honegger, R.; Rothwell, G. W. «Earliest fossil record of bacterial–cyanobacterial mat consortia: the early Silurian Passage Creek biota (440 Ma, Virginia, USA)». Geobiology, 6, 2, 2008, pàg. 120–124. DOI: 10.1111/j.1472-4669.2007.00143.x. PMID: 18380874.
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Stein, W.E.; Mannolini, F.; Hernick, L.V.; Landing, E.; Berry, C.M. «Giant cladoxylopsid trees resolve the enigma of the Earth's earliest forest stumps at Gilboa.». Nature, 446, 7138, 2007, pàg. 904–7. Bibcode: 2007Natur.446..904S. DOI: 10.1038/nature05705. PMID: 17443185.
Retallack, G.J.; Catt, J.A.; Chaloner, W.G. «Fossil Soils as Grounds for Interpreting the Advent of Large Plants and Animals on Land [and Discussion]». Philosophical Transactions of the Royal Society of London. Series B, Biological Sciences, 309, 1138, 1985, pàg. 105–142. Bibcode: 1985RSPTB.309..105R. DOI: 10.1098/rstb.1985.0074. JSTOR: 2396355 [Consulta: 7 abril 2008].
Dannenhoffer, J.M.; Bonamo, P.M. «Rellimia thomsonii from the Givetian of New York: Secondary Growth in Three Orders of Branching». American Journal of Botany, 76, 9, 1989, pàg. 1312–1325. DOI: 10.2307/2444557. JSTOR: 2444557 [Consulta: 7 abril 2008].
Bowe, L.M.; Coat, G.; Depamphilis, C.W. «Phylogeny of seed plants based on all three genomic compartments: Extant gymnosperms are monophyletic and Gnetales' closest relatives are conifers». Proceedings of the National Academy of Sciences, 97, 8, 2000, pàg. 4092–7. Bibcode: 2000PNAS...97.4092B. DOI: 10.1073/pnas.97.8.4092. PMC: 18159. PMID: 10760278.
Chaw, S.M.; Parkinson, C.L.; Cheng, Y.; Vincent, T.M.; Palmer, J.D. «Seed plant phylogeny inferred from all three plant genomes: Monophyly of extant gymnosperms and origin of Gnetales from conifers». Proceedings of the National Academy of Sciences, 97, 8, 2000, pàg. 4086–91. Bibcode: 2000PNAS...97.4086C. DOI: 10.1073/pnas.97.8.4086. PMC: 18157. PMID: 10760277.
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Gray, J.; Chaloner, W. G.; Westoll, T. S. «The Microfossil Record of Early Land Plants: Advances in Understanding of Early Terrestrialization, 1970-1984». Philosophical Transactions of the Royal Society of London. Series B, Biological Sciences (1934-1990), 309, 1138, 1985, pàg. 167–195. Bibcode: 1985RSPTB.309..167G. DOI: 10.1098/rstb.1985.0077. JSTOR: 2396358 [Consulta: 26 abril 2008].
Gray, J.; Chaloner, W. G.; Westoll, T. S. «The Microfossil Record of Early Land Plants: Advances in Understanding of Early Terrestrialization, 1970–1984». Philosophical Transactions of the Royal Society B, 309, 1138, 1985, pàg. 167–195. Bibcode: 1985RSPTB.309..167G. DOI: 10.1098/rstb.2000.0612. JSTOR: 2396358.
Kump, L. R.; Pavlov, A.; Arthur, M. A. «Massive release of hydrogen sulfide to the surface ocean and atmosphere during intervals of oceanic anoxia». Geology, 33, 5, 2005, pàg. 397. Bibcode: 2005Geo....33..397K. DOI: 10.1130/G21295.1.
Stein, W.E.; Mannolini, F.; Hernick, L.V.; Landing, E.; Berry, C.M. «Giant cladoxylopsid trees resolve the enigma of the Earth's earliest forest stumps at Gilboa.». Nature, 446, 7138, 2007, pàg. 904–7. Bibcode: 2007Natur.446..904S. DOI: 10.1038/nature05705. PMID: 17443185.
Retallack, G.J.; Catt, J.A.; Chaloner, W.G. «Fossil Soils as Grounds for Interpreting the Advent of Large Plants and Animals on Land [and Discussion]». Philosophical Transactions of the Royal Society of London. Series B, Biological Sciences, 309, 1138, 1985, pàg. 105–142. Bibcode: 1985RSPTB.309..105R. DOI: 10.1098/rstb.1985.0074. JSTOR: 2396355 [Consulta: 7 abril 2008].
Bowe, L.M.; Coat, G.; Depamphilis, C.W. «Phylogeny of seed plants based on all three genomic compartments: Extant gymnosperms are monophyletic and Gnetales' closest relatives are conifers». Proceedings of the National Academy of Sciences, 97, 8, 2000, pàg. 4092–7. Bibcode: 2000PNAS...97.4092B. DOI: 10.1073/pnas.97.8.4092. PMC: 18159. PMID: 10760278.
Chaw, S.M.; Parkinson, C.L.; Cheng, Y.; Vincent, T.M.; Palmer, J.D. «Seed plant phylogeny inferred from all three plant genomes: Monophyly of extant gymnosperms and origin of Gnetales from conifers». Proceedings of the National Academy of Sciences, 97, 8, 2000, pàg. 4086–91. Bibcode: 2000PNAS...97.4086C. DOI: 10.1073/pnas.97.8.4086. PMC: 18157. PMID: 10760277.
Mora, C.I.; Driese, S.G.; Colarusso, L.A. «Middle to Late Paleozoic Atmospheric CO2 Levels from Soil Carbonate and Organic Matter». Science, 271, 5252, 1996, pàg. 1105–1107. Bibcode: 1996Sci...271.1105M. DOI: 10.1126/science.271.5252.1105.
Tomescu, A. M. F.. «Wetlands before tracheophytes: Thalloid terrestrial communities of the Early Silurian Passage Creek biota (Virginia)». A: , 2006. DOI10.1130/2006.2399(02). ISBN 9780813723990 [Consulta: 28 maig 2014].Arxivat 2011-07-19 a Wayback Machine.
jstor.org
Gray, J.; Chaloner, W. G.; Westoll, T. S. «The Microfossil Record of Early Land Plants: Advances in Understanding of Early Terrestrialization, 1970-1984». Philosophical Transactions of the Royal Society of London. Series B, Biological Sciences (1934-1990), 309, 1138, 1985, pàg. 167–195. Bibcode: 1985RSPTB.309..167G. DOI: 10.1098/rstb.1985.0077. JSTOR: 2396358 [Consulta: 26 abril 2008].
Gray, J.; Chaloner, W. G.; Westoll, T. S. «The Microfossil Record of Early Land Plants: Advances in Understanding of Early Terrestrialization, 1970–1984». Philosophical Transactions of the Royal Society B, 309, 1138, 1985, pàg. 167–195. Bibcode: 1985RSPTB.309..167G. DOI: 10.1098/rstb.2000.0612. JSTOR: 2396358.
Retallack, G.J.; Catt, J.A.; Chaloner, W.G. «Fossil Soils as Grounds for Interpreting the Advent of Large Plants and Animals on Land [and Discussion]». Philosophical Transactions of the Royal Society of London. Series B, Biological Sciences, 309, 1138, 1985, pàg. 105–142. Bibcode: 1985RSPTB.309..105R. DOI: 10.1098/rstb.1985.0074. JSTOR: 2396355 [Consulta: 7 abril 2008].
Dannenhoffer, J.M.; Bonamo, P.M. «Rellimia thomsonii from the Givetian of New York: Secondary Growth in Three Orders of Branching». American Journal of Botany, 76, 9, 1989, pàg. 1312–1325. DOI: 10.2307/2444557. JSTOR: 2444557 [Consulta: 7 abril 2008].
Battistuzzi, F. U.; Feijao, A.; Hedges, S. B. «A genomic timescale of prokaryote evolution: insights into the origin of methanogenesis, phototrophy, and the colonization of land». BMC Evolutionary Biology, 4, 2004, pàg. 44. DOI: 10.1186/1471-2148-4-44. PMC: 533871. PMID: 15535883.
Rubinstein, C. V.; Gerrienne, P.; de la Puente, G. S.; Astini, R. A.; Steemans, P. «Early Middle Ordovician evidence for land plants in Argentina (eastern Gondwana)». New Phytologist, 188, 2, 2010, pàg. 365–369. DOI: 10.1111/j.1469-8137.2010.03433.x. PMID: 20731783.
Tomescu, A. M. F.; Honegger, R.; Rothwell, G. W. «Earliest fossil record of bacterial–cyanobacterial mat consortia: the early Silurian Passage Creek biota (440 Ma, Virginia, USA)». Geobiology, 6, 2, 2008, pàg. 120–124. DOI: 10.1111/j.1472-4669.2007.00143.x. PMID: 18380874.
Qiu, Y.L.; Li, L.; Wang, B.; Chen, Z.; Knoop, V.; Groth-malonek, M.; Dombrovska, O.; Lee, J.; Kent, L.; Rest, J.; Others, «The deepest divergences in land plants inferred from phylogenomic evidence». Proceedings of the National Academy of Sciences, 103, 42, 2006, pàg. 15511–6. Bibcode: 2006PNAS..10315511Q. DOI: 10.1073/pnas.0603335103. PMC: 1622854. PMID: 17030812.
Stein, W.E.; Mannolini, F.; Hernick, L.V.; Landing, E.; Berry, C.M. «Giant cladoxylopsid trees resolve the enigma of the Earth's earliest forest stumps at Gilboa.». Nature, 446, 7138, 2007, pàg. 904–7. Bibcode: 2007Natur.446..904S. DOI: 10.1038/nature05705. PMID: 17443185.
Bowe, L.M.; Coat, G.; Depamphilis, C.W. «Phylogeny of seed plants based on all three genomic compartments: Extant gymnosperms are monophyletic and Gnetales' closest relatives are conifers». Proceedings of the National Academy of Sciences, 97, 8, 2000, pàg. 4092–7. Bibcode: 2000PNAS...97.4092B. DOI: 10.1073/pnas.97.8.4092. PMC: 18159. PMID: 10760278.
Chaw, S.M.; Parkinson, C.L.; Cheng, Y.; Vincent, T.M.; Palmer, J.D. «Seed plant phylogeny inferred from all three plant genomes: Monophyly of extant gymnosperms and origin of Gnetales from conifers». Proceedings of the National Academy of Sciences, 97, 8, 2000, pàg. 4086–91. Bibcode: 2000PNAS...97.4086C. DOI: 10.1073/pnas.97.8.4086. PMC: 18157. PMID: 10760277.
Bateman, R.M.; Hilton, J.; Rudall, P.J. «Morphological and molecular phylogenetic context of the angiosperms: contrasting the 'top-down' and 'bottom-up' approaches used to infer the likely characteristics of the first flowers». Journal of Experimental Botany, 57, 13, 2006, pàg. 3471–503. DOI: 10.1093/jxb/erl128. PMID: 17056677.
"The oldest fossils reveal evolution of non-vascular plants by the middle to late Ordovician Period (~450-440 m.y.a.) on the basis of fossil spores". Transition of plants to land.
Tomescu, A. M. F.. «Wetlands before tracheophytes: Thalloid terrestrial communities of the Early Silurian Passage Creek biota (Virginia)». A: , 2006. DOI10.1130/2006.2399(02). ISBN 9780813723990 [Consulta: 28 maig 2014].Arxivat 2011-07-19 a Wayback Machine.