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dc.provenanceCONICET-
dc.creatorMerkhofer, Lisa-
dc.creatorWilf, Peter-
dc.creatorHaas, M. Tyler-
dc.creatorKooyman, Robert M.-
dc.creatorSack, Lawren-
dc.creatorScoffoni, Christine-
dc.creatorCúneo, Néstor Rubén-
dc.date2018-04-05T15:59:53Z-
dc.date2018-04-05T15:59:53Z-
dc.date2015-07-
dc.date2018-03-28T18:12:23Z-
dc.date.accessioned2019-04-29T15:41:35Z-
dc.date.available2019-04-29T15:41:35Z-
dc.date.issued2015-07-
dc.identifierMerkhofer, Lisa; Wilf, Peter; Haas, M. Tyler; Kooyman, Robert M.; Sack, Lawren; et al.; Resolving Australian analogs for an Eocene Patagonian paleorainforest using leaf size and floristics; Botanical Society of America; American Journal of Botany; 102; 7; 7-2015; 1160-1173-
dc.identifier0002-9122-
dc.identifierhttp://hdl.handle.net/11336/40871-
dc.identifierCONICET Digital-
dc.identifierCONICET-
dc.identifier.urihttp://rodna.bn.gov.ar:8080/jspui/handle/bnmm/299675-
dc.description• Premise of the study: The diverse early Eocene flora from Laguna del Hunco (LH) in Patagonia, Argentina has many nearest living relatives (NLRs) in Australasia but few in South America, indicating the differential survival of an ancient, trans‐Antarctic rainforest biome. To better understand this significant biogeographic pattern, we used detailed comparisons of leaf size and floristics to quantify the legacy of LH across a large network of Australian rainforest‐plot assemblages. • Methods: We applied vein scaling, a new method for estimating the original areas of fragmented leaves. We then compared leaf size and floristics at LH with living Australian assemblages and tabulated the climates of those where NLRs occur, along with additional data on climatic ranges of “ex‐Australian” NLRs that survive outside of Australia. • Key results: Vein scaling estimated areas as accurately as leaf‐size classes. Applying vein scaling to fossil fragments increased the grand mean area of LH by 450 mm2, recovering more originally large leaves. The paleoflora has a majority of microphyll leaves, comparable to leaf litter in subtropical Australian forests, which also have the greatest floristic similarity to LH. Tropical Australian assemblages also share many taxa with LH, and ex‐Australian NLRs mostly inhabit cool, wet montane habitats no longer present in Australia. • Conclusions: Vein scaling is valuable for improving the resolution of fossil leaf‐size distributions by including fragmented specimens. The legacy of LH is evident not only in subtropical and tropical Australia but also in tropical montane Australasia and Southeast Asia, reflecting the disparate histories of surviving Gondwanan lineages.-
dc.descriptionFil: Merkhofer, Lisa. State University of Pennsylvania; Estados Unidos-
dc.descriptionFil: Wilf, Peter. State University of Pennsylvania; Estados Unidos-
dc.descriptionFil: Haas, M. Tyler. State University of Pennsylvania; Estados Unidos-
dc.descriptionFil: Kooyman, Robert M.. Macquarie University; Australia-
dc.descriptionFil: Sack, Lawren. University of California at Los Angeles; Estados Unidos-
dc.descriptionFil: Scoffoni, Christine. University of California at Los Angeles; Estados Unidos-
dc.descriptionFil: Cúneo, Néstor Rubén. Museo Paleontológico Egidio Feruglio; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina-
dc.formatapplication/pdf-
dc.formatapplication/pdf-
dc.languageeng-
dc.publisherBotanical Society of America-
dc.relationinfo:eu-repo/semantics/altIdentifier/doi/http://dx.doi.org/10.3732/ajb.1500159-
dc.relationinfo:eu-repo/semantics/altIdentifier/url/https://onlinelibrary.wiley.com/doi/abs/10.3732/ajb.1500159-
dc.rightsinfo:eu-repo/semantics/restrictedAccess-
dc.rightshttps://creativecommons.org/licenses/by-nc-sa/2.5/ar/-
dc.sourcereponame:CONICET Digital (CONICET)-
dc.sourceinstname:Consejo Nacional de Investigaciones Científicas y Técnicas-
dc.sourceinstacron:CONICET-
dc.source.urihttp://hdl.handle.net/11336/40871-
dc.subjectBiogeography-
dc.subjectGondwana-
dc.subjectrainforest-
dc.subjectpaleoclimate-
dc.subjectMeteorología y Ciencias Atmosféricas-
dc.subjectCiencias de la Tierra y relacionadas con el Medio Ambiente-
dc.subjectCIENCIAS NATURALES Y EXACTAS-
dc.titleResolving Australian analogs for an Eocene Patagonian paleorainforest using leaf size and floristics-
dc.typeinfo:eu-repo/semantics/article-
dc.typeinfo:eu-repo/semantics/publishedVersion-
dc.typeinfo:ar-repo/semantics/articulo-
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