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Permian vegetational Pompeii from Inner Mongolia and its implications for landscape paleoecology and paleobiogeography of Cathaysia.
Proc Natl Acad Sci U S A. 2012 Mar 27;109(13):4927-32. doi: 10.1073/pnas.1115076109. Epub 2012 Feb 21.
Proc Natl Acad Sci U S A. 2012.
PMID: 22355112
Free PMC article.
Nystroemiaceae, a new family of Permian gymnosperms from China with an unusual combination of features.
Wang J, Pfefferkorn HW.
Wang J, et al. Among authors: pfefferkorn hw.
Proc Biol Sci. 2010 Jan 22;277(1679):301-9. doi: 10.1098/rspb.2009.0913. Epub 2009 Aug 5.
Proc Biol Sci. 2010.
PMID: 19656793
Free PMC article.
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Ancient noeggerathialean reveals the seed plant sister group diversified alongside the primary seed plant radiation.
Wang J, Hilton J, Pfefferkorn HW, Wang S, Zhang Y, Bek J, Pšenička J, Seyfullah LJ, Dilcher D.
Wang J, et al. Among authors: pfefferkorn hw.
Proc Natl Acad Sci U S A. 2021 Mar 16;118(11):e2013442118. doi: 10.1073/pnas.2013442118. Epub 2021 Mar 8.
Proc Natl Acad Sci U S A. 2021.
PMID: 33836571
Free PMC article.
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Paratingia wudensis sp. nov., a whole noeggerathialean plant preserved in an earliest Permian air fall tuff in Inner Mongolia, China.
Wang J, Pfefferkorn HW, Bek J.
Wang J, et al. Among authors: pfefferkorn hw.
Am J Bot. 2009 Sep;96(9):1676-89. doi: 10.3732/ajb.0800351.
Am J Bot. 2009.
PMID: 21622354
Free article.
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Recuperation from mass extinctions.
Pfefferkorn HW.
Pfefferkorn HW.
Proc Natl Acad Sci U S A. 1999 Nov 23;96(24):13597-9. doi: 10.1073/pnas.96.24.13597.
Proc Natl Acad Sci U S A. 1999.
PMID: 10570117
Free PMC article.
No abstract available.
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The complexity of mass extinction.
Pfefferkorn HW.
Pfefferkorn HW.
Proc Natl Acad Sci U S A. 2004 Aug 31;101(35):12779-80. doi: 10.1073/pnas.0404933101. Epub 2004 Aug 24.
Proc Natl Acad Sci U S A. 2004.
PMID: 15328409
Free PMC article.
No abstract available.
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A Late Devonian isoetalean lycopsid, Otzinachsonia Beerboweri, gen. et sp. nov., from north-central Pennsylvania, USA.
Cressler Iii WL, Pfefferkorn HW.
Cressler Iii WL, et al. Among authors: pfefferkorn hw.
Am J Bot. 2005 Jul;92(7):1131-40. doi: 10.3732/ajb.92.7.1131.
Am J Bot. 2005.
PMID: 21646135
Free article.
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Paleobotany surveyed.
Pfefferkorn HW.
Pfefferkorn HW.
Science. 1981 May 15;212(4496):796-7. doi: 10.1126/science.212.4496.796-a.
Science. 1981.
PMID: 17752264
No abstract available.
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