Steven D Leavitt

Summary

Affiliation: The Field Museum
Country: USA

Publications

  1. doi request reprint Multilocus phylogeny of the lichen-forming fungal genus Melanohalea (Parmeliaceae, Ascomycota): insights on diversity, distributions, and a comparison of species tree and concatenated topologies
    Steven D Leavitt
    Department of Botany, Field Museum of Natural History, 1400 S Lake Shore Dr, Chicago, IL 60605 2496, USA
    Mol Phylogenet Evol 66:138-52. 2013
  2. pmc Miocene and Pliocene dominated diversification of the lichen-forming fungal genus Melanohalea (Parmeliaceae, Ascomycota) and Pleistocene population expansions
    Steven D Leavitt
    The Field Museum, Department of Botany, Chicago, IL 60605, USA
    BMC Evol Biol 12:176. 2012
  3. doi request reprint Species delimitation and evolution in morphologically and chemically diverse communities of the lichen-forming genus Xanthoparmelia (Parmeliaceae, Ascomycota) in western North America
    Steven D Leavitt
    Department of Biology and the M L Bean Life Science Museum, 401 WIDB, Brigham Young University, Provo, Utah 84602, USA
    Am J Bot 98:175-88. 2011
  4. doi request reprint Complex patterns of speciation in cosmopolitan "rock posy" lichens--discovering and delimiting cryptic fungal species in the lichen-forming Rhizoplaca melanophthalma species-complex (Lecanoraceae, Ascomycota)
    Steven D Leavitt
    Department of Biology and M L Bean Life Science Museum, Brigham Young University, Provo, UT 84602, USA
    Mol Phylogenet Evol 59:587-602. 2011
  5. doi request reprint Species delimitation in taxonomically difficult lichen-forming fungi: an example from morphologically and chemically diverse Xanthoparmelia (Parmeliaceae) in North America
    Steven D Leavitt
    Department of Biology and M L Bean Life Science Museum, Brigham Young University, 401 WIDB, Provo, UT 84602, USA
    Mol Phylogenet Evol 60:317-32. 2011
  6. doi request reprint Neogene-dominated diversification in neotropical montane lichens: dating divergence events in the lichen-forming fungal genus Oropogon (Parmeliaceae)
    Steven D Leavitt
    The Field Museum, Department of Botany, 1400 S Lake Shore Drive, Chicago, Illinois 60605, USA eldmuseum org
    Am J Bot 99:1764-77. 2012
  7. pmc Pleistocene speciation in North American lichenized fungi and the impact of alternative species circumscriptions and rates of molecular evolution on divergence estimates
    Steven D Leavitt
    Committee on Evolutionary Biology, University of Chicago, Chicago, Illinois, United States of America Science and Education, The Field Museum, Chicago, Illinois, United States of America Department of Biology and M L Bean Life Science Museum, Brigham Young University, Provo, Utah, United States of America
    PLoS ONE 8:e85240. 2013

Detail Information

Publications7

  1. doi request reprint Multilocus phylogeny of the lichen-forming fungal genus Melanohalea (Parmeliaceae, Ascomycota): insights on diversity, distributions, and a comparison of species tree and concatenated topologies
    Steven D Leavitt
    Department of Botany, Field Museum of Natural History, 1400 S Lake Shore Dr, Chicago, IL 60605 2496, USA
    Mol Phylogenet Evol 66:138-52. 2013
    ....
  2. pmc Miocene and Pliocene dominated diversification of the lichen-forming fungal genus Melanohalea (Parmeliaceae, Ascomycota) and Pleistocene population expansions
    Steven D Leavitt
    The Field Museum, Department of Botany, Chicago, IL 60605, USA
    BMC Evol Biol 12:176. 2012
    ....
  3. doi request reprint Species delimitation and evolution in morphologically and chemically diverse communities of the lichen-forming genus Xanthoparmelia (Parmeliaceae, Ascomycota) in western North America
    Steven D Leavitt
    Department of Biology and the M L Bean Life Science Museum, 401 WIDB, Brigham Young University, Provo, Utah 84602, USA
    Am J Bot 98:175-88. 2011
    ..The foliose lichen genus Xanthoparmelia includes over 800 species displaying a complex array of morphological and secondary metabolite diversity...
  4. doi request reprint Complex patterns of speciation in cosmopolitan "rock posy" lichens--discovering and delimiting cryptic fungal species in the lichen-forming Rhizoplaca melanophthalma species-complex (Lecanoraceae, Ascomycota)
    Steven D Leavitt
    Department of Biology and M L Bean Life Science Museum, Brigham Young University, Provo, UT 84602, USA
    Mol Phylogenet Evol 59:587-602. 2011
    ....
  5. doi request reprint Species delimitation in taxonomically difficult lichen-forming fungi: an example from morphologically and chemically diverse Xanthoparmelia (Parmeliaceae) in North America
    Steven D Leavitt
    Department of Biology and M L Bean Life Science Museum, Brigham Young University, 401 WIDB, Provo, UT 84602, USA
    Mol Phylogenet Evol 60:317-32. 2011
    ..These results call for a major taxonomic revision of Xanthoparmelia species in western North America...
  6. doi request reprint Neogene-dominated diversification in neotropical montane lichens: dating divergence events in the lichen-forming fungal genus Oropogon (Parmeliaceae)
    Steven D Leavitt
    The Field Museum, Department of Botany, 1400 S Lake Shore Drive, Chicago, Illinois 60605, USA eldmuseum org
    Am J Bot 99:1764-77. 2012
    ..Here, we address the timing of diversification in the neotropical lichenized fungal genus Oropogon (Ascomycota) and assess traditional species boundaries...
  7. pmc Pleistocene speciation in North American lichenized fungi and the impact of alternative species circumscriptions and rates of molecular evolution on divergence estimates
    Steven D Leavitt
    Committee on Evolutionary Biology, University of Chicago, Chicago, Illinois, United States of America Science and Education, The Field Museum, Chicago, Illinois, United States of America Department of Biology and M L Bean Life Science Museum, Brigham Young University, Provo, Utah, United States of America
    PLoS ONE 8:e85240. 2013
    ..Our study highlights the potential impact of ambiguous species circumscriptions and uncertain rates of molecular evolution on estimating divergence times within a multilocus species tree framework. ..