| matK DNA sequences and phylogenetic reconstruction in Saxifragaceae s. str. LA Johnson, DE Soltis Systematic Botany, 143-156, 1994 | 702 | 1994 |
| Angiosperm phylogeny inferred from 18S ribosomal DNA sequences DE Soltis, PS Soltis, DL Nickrent, LA Johnson, WJ Hahn, SB Hoot, ... Annals of the Missouri Botanical Garden, 1-49, 1997 | 567 | 1997 |
| Phylogenetic inference in Saxifragaceae sensu stricto and Gilia (Polemoniaceae) using matK sequences LA Johnson, DE Soltis Annals of the Missouri Botanical Garden, 149-175, 1995 | 550 | 1995 |
| Emerging phylogeographical patterns of plants and terrestrial vertebrates from Patagonia AN Sersic, A Cosacov, AA Cocucci, LA Johnson, R Pozner, LJ Avila, ... Biological Journal of the Linnean Society 103 (2), 475-494, 2011 | 250 | 2011 |
| Assessing congruence: empirical examples from molecular data LA Johnson, DE Soltis Molecular systematics of plants II: DNA sequencing, 297-348, 1998 | 248 | 1998 |
| Multiple periglacial refugia in the Patagonian steppe and post‐glacial colonization of the Andes: the phylogeography of Calceolaria polyrhiza A Cosacov, AN Sérsic, V Sosa, LA Johnson, AA Cocucci Journal of Biogeography 37 (8), 1463-1477, 2010 | 125 | 2010 |
| Discordance between ITS and chloroplast topologies in the Boykinia group (Saxifragaceae) DE Soltis, LA Johnson, C Looney Systematic Botany, 169-185, 1996 | 116 | 1996 |
| Complex patterns of speciation in cosmopolitan “rock posy” lichens–Discovering and delimiting cryptic fungal species in the lichen-forming Rhizoplaca melanophthalma species … SD Leavitt, JD Fankhauser, DH Leavitt, LD Porter, LA Johnson, LLS Clair Molecular Phylogenetics and Evolution 59 (3), 587-602, 2011 | 113 | 2011 |
| Species delimitation and evolution in morphologically and chemically diverse communities of the lichen‐forming genus Xanthoparmelia (Parmeliaceae … SD Leavitt, L Johnson, LL St. Clair American Journal of Botany 98 (2), 175-188, 2011 | 110 | 2011 |
| Species delimitation in taxonomically difficult lichen-forming fungi: an example from morphologically and chemically diverse Xanthoparmelia (Parmeliaceae) in North America SD Leavitt, LA Johnson, T Goward, LLS Clair Molecular Phylogenetics and Evolution 60 (3), 317-332, 2011 | 99 | 2011 |
| A phylogenetic classification of Polemoniaceae JM Porter, LA Johnson Aliso: A Journal of Systematic and Floristic Botany 19 (1), 55-91, 2000 | 85 | 2000 |
| Monophyly and generic relationships of polemoniaceae based on matK Sequences LA Johnson, JL Schultz, DE Soltis, PS Soltis American journal of Botany 83 (9), 1207-1224, 1996 | 80 | 1996 |
| American amphitropical disjuncts: Perspectives from vascular plant analyses and prospects for future research MG Simpson, LA Johnson, T Villaverde, CM Guilliams American Journal of Botany 104 (11), 1600-1650, 2017 | 58 | 2017 |
| Evolutionary origin of the Asteraceae capitulum: insights from Calyceraceae R Pozner, C Zanotti, LA Johnson American Journal of Botany 99 (1), 1-13, 2012 | 51 | 2012 |
| Seed Surface Sculpturing and Its Systematic Significance in Gilia (Polemoniaceae) and Segregate Genera LA Johnson, KH Huish, JM Porter International journal of plant sciences 165 (1), 153-172, 2004 | 50 | 2004 |
| Historical and ecological divergence among populations of Monttea chilensis (Plantaginaceae), an endemic endangered shrub bordering the Atacama Desert, Chile MC Baranzelli, LA Johnson, A Cosacov, AN Sérsic Evolutionary Ecology 28, 751-774, 2014 | 48 | 2014 |
| Precipitation rather than temperature influenced the phylogeography of the endemic shrub Anarthrophyllum desideratum in the Patagonian steppe A Cosacov, LA Johnson, V Paiaro, AA Cocucci, FE Córdoba Journal of Biogeography 40 (1), 168-182, 2013 | 44 | 2013 |
| Nuclear and cpDNA sequences combined provide strong inference of higher phylogenetic relationships in the phlox family (Polemoniaceae) LA Johnson, LM Chan, TL Weese, LD Busby, S McMurry Molecular phylogenetics and evolution 48 (3), 997-1012, 2008 | 40 | 2008 |
| The shadow of the past: Convergence of young and old South American desert lizards as measured by head shape traits C Aguilar‐Puntriano, LJ Avila, I De la Riva, L Johnson, M Morando, ... Ecology and Evolution 8 (23), 11399-11409, 2018 | 38 | 2018 |
| Symbiont flexibility in subalpine rock shield lichen communities in the Southwestern USA SD Leavitt, MP Nelsen, HT Lumbsch, LA Johnson, LLS Clair The Bryologist 116 (2), 149-161, 2013 | 37 | 2013 |
