University of Pittsburgh

Ashman Lab Publications

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Recent Publications (2018-2011)

2019

Arceo-Gómez, G., R. Kaczorowski, C. Patel and T-L. Ashman. 2019. Interactive effects between donor and recipient species mediate fitness costs of heterospecific pollen receipt in a coflowering community. Oecologia 189: 1041-1047 

 

Russell, A.L. M. Rebolleda-Gómez, T.M. Shaible, and T-L Ashman. Movers and shakers: bumble bee foraging behavior shapes the dispersal of microbes among and within flowers. Ecosphere 10 (5), e02714 

 

Johnson, A. L. M. Rebolleda-Gómez and T-L Ashman. 2019. A century of environmental disturbance impacts quality of pollen transfer for native tropical dry forest plants. American Naturalist 194(3): 

 

Burns, J. H., J. M. Bennett, J. Li, J. Xia, G. Arceo-Gómez, M. Burd, L. A. Burkle, W. Durka, A. G. Ellis, L. Freitas, J. G. Rodger, J. C. Vamosi, M. Wolowski, T.-L. Ashman, T. M. Knight and J. A. Steets. 2019. Invasive species produce few ovules per flower and large numbers of flowers, resulting in reproductive success even when pollinators limit reproduction. New Phytologist https://doi.org/10.1111/nph.15935 

 

Arceo-Gómez, G., A. Schroeder, C. Albor, B. Suarez, T. K. Knight, J. Bennet, T-L Ashman and V. Parra-Tabla. 2019. Global geographic patterns of heterospecific pollen receipt: uncovering potential ecological and evolutionary impacts across plant communities worldwide. Sci Reports 9:8086 | https://doi.org/10.1038/s41598-019-44626-0

 

Forrester, N.J. and T-L Ashman. Synthetic autotetraploids show that polyploidy alters the mutualism interface of legume-rhizobia interactions in Medicago sativa subsp. caerulea. American Journal of Botany (accepted June 2019) 

Johnson, A. L. and T-L Ashman. 2019. Interspecific pollen transfer network structure shifts along spatial invasion gradients in a diverse island ecosystem. New Phytologist 221:142-154 

 

Tennessen, J. Wei, N., S. Straub, R. Govindarajulu, A. Liston and T-L. Ashman. 2018. Repeated translocation of a gene cassette drives sex chromosome turnover in strawberries PLOS Biology 16(8): e2006062(Recommended by Faculty of 1000) 

 

Bennett, J.M., J. A. Steets, J. H. Burns, W. Durka, J. C. Vamosi, G. Arceo-Gómez, M. Burd, L. A. Burkle, A. G. Ellis, L. Freitas, J. Li, J. G. Rodger, M. Wolowski, J. Xia, T-L. Ashman, and T. M. Knight.  2018. GloPL: Global data base on pollen limitation of plant reproductive success. Nature Scientific Data 5, Article number: 180249.  

2018

Forrester, N. and T-L. Ashman. 2018. Plant polyploidy and the legume-rhizobia mutualism. Annals of Botany 121: 209–220 (135)

 

Brittigham, H. Koski, M. and T-L. Ashman. 2018. Higher ploidy is associated with reduced range breadth in the Potentilleae tribe. American J Botany 105:700-710 (136)

 

Arceo-Gómez, G., M. I. Jameel and T-L. Ashman. 2018. Elucidating the potential for effects of wind-pollinated species and pesticide spillover on insect-pollinated plants via heterospecific pollen transfer.  American J Botany 105: 836-841(137)

 

Dillenberger, M.S., Wei, N., Tennessen, J., Ashman, T-L., and A. Liston. 2018. Phylogenomics reveal recurrent formation of allopolyploid Fragaria. American J Botany 105: 862-874 (138)

 

Wei. N. and T-L. Ashman. 2018. The effects of host species and sexual dimorphism differ among root, leaf and flower microbiomes of wild strawberries in situ. Scientific Reports 8:5195 DOI 10.1038/s41598-018-23518-9 (139)

 

Arceo-Gómez G., C. Alonso, T-L Ashman and V. Parra-Tabla. 2018. Variation in sampling effort affects the observed richness of plant-plant interactions via heterospecific pollen transfer: implications for interpretation of pollen transfer networks. American J Botany (DOI) - 10.1002/ajb2.1144 (140)

 

Knight, T. M., T.-L. Ashman, J. M. Bennett, J. H. Burns, S. Passonneau, and J. A. Steets. 2018. Reflections and visions on the changing field of pollination ecology. Ecology Letters 21: 1282–1295 (141)

 

Arceo-Gómez, G., R. Kaczorowski and T-L. Ashman. 2018. A network approach to understanding patterns of co-flowering. Int. J. Plant Sciences 179(7) DOI: 10.1086/698712 (142)

 

Johnson, A. L. and T-L Ashman. 2018. Interspecific pollen transfer network structure shifts along spatial invasion gradients in a diverse island ecosystem. New Phytologist doi: 10.1111/nph.15366 (143)

 

Tennessen, J. Wei, N., S. Straub, R. Govindarajulu, A. Liston and T-L. Ashman. Repeated translocation of a gene cassette drives sex chromosome turnover in strawberries PLOS Biology 16(8): e2006062 (144)

 

Bennett, J.M., J. A. Steets, J. H. Burns, W. Durka, J. C. Vamosi, G. Arceo-Gómez, M. Burd, L. A. Burkle, A. G. Ellis, L. Freitas, J. Li, J. G. Rodger, M. Wolowski, J. Xia, T-L. Ashman, and T. M. Knight.  GloPL: Global data base on pollen limitation of plant reproductive success. Nature Scientific Data. (accepted Sept 2018) (145)

 

Wei, Na, R. Cronn, A. Liston and T-L Ashman. Functional trait divergence and trait plasticity confer polyploid advantage in changing environments. New Phytologist (accepted Sept 2018) (146)

 

Forrester, N. and T-L. Ashman Nitrogen fertilization differentially enhances nodulation and host growth of two invasive legumes species in an urban environment. Journal of Urban Ecology (accepted Sept 2018) (148)

2017

Goldberg, E.E., S.P. Otto, J. Vamosi, I. Mayrose, R. Ming, and T-L. Ashman. 2017. Macroevolutionary synthesis of flowering plant sexual systems.  Evolution 71(4):898-912 (130)

 

Johnson, A., A. Fetters, and T-L., Ashman. Considering the unintentional consequences of pollinator gardens for urban native plants: Is the road to extinction paved with good intentions? New Phytologist 215(4):1298-1305 (131)

 

Wei, N,. J. Tennessen, A. Liston and T-L. Ashman. 2017 Present-day sympatry belies evolutionary origin of a high-order polyploid. New Phytologist 216:279-290 (132)

 

Wei, N,. R. Govindarajulu. Tennessen, A. Liston and T-L. Ashman. Genetic mapping and phylogenetic analysis reveals variation in sex chromosomes of the Virginian strawberry. J of Heredity 108(7):731-739 (133)

 

Meindl, G. A., and T-L. Ashman. 2017. Effects of soil chemistry on pollen germination, fruit and seed production differ between a Ni hyperaccumulator and its non-accumulator sister species. Plant and Soil DOI 10.1007/s11104-017-3425-4 (134)

2016

Wipf§, H., Meindl, G. A., and T-L. Ashman. 2016. A first test of the elemental allelopathy hypothesis for heterospecific pollen. American Journal of Botany 103(3):514-21. doi: 10.3732/ajb.1500187 (120)

 

Sabath, N., E.E. Goldberg, L. Glick, M. Einhorn, T-L. Ashman, R. Ming, S.P. Otto, J. Vamosi, and I. Mayrose.  2016. Dioecy does not consistently accelerate or slow lineage

diversification across multiple genera of angiosperms. New Phytologist 209(3):1290-300. doi: 10.1111/nph.13696 (121)

 

Ashman, T-L, R. Dalton§, R. Govindarajulu, R., M. Koski, J. Tennessen and A. Liston. 2015. Geographic variation in sex determination in gynodioecious Fragaria vesca subsp. bracteata. G3 5(12): 2759-2773 (122)

 

Koski, M., and T-L. Ashman. 2016. Macroevolutionary patterns of ultraviolet floral pigmentation explained by geography and associated bioclimatic factors. New Phytologist   211: 708–718.   (123)

 

Glick, L. N. Sabath, T-L Ashman, E. Goldberg, I Mayrose. 2016. Polyploidy and dioecy – is there an association? American Journal of Botany, 103 (7): 1223 – 1235, 2016 (124)

 

Tennessen, J., Govindarajulu, R., Liston A., and T-L. Ashman. 2016. Homomorphic ZW chromosomes in a wild strawberry show distinctive recombination heterogeneity but a small sex-determining region. New Phytologist 211(4): 1412-1423. (125)

Arceo-Gómez, G. and T-L. Ashman. 2016. Invasion status and phylogenetic relatedness predict cost of heterospecific pollen receipt: implications for native biodiversity decline. Journal of Ecology 104(4) :1003-1008 (126)

Alonso, C., G. Arceo-Gómez, G.A. Meindl, L. Abdala-Roberts, V. Parra-Tabla, T-L. Ashman. 2016. Delimiting plant diversity that is functionally related via interactions with diurnal pollinators: An expanded use of rarefaction curves.  Flora in press. (127)

Koski, M. and T-L. Ashman 2016. Increased similarity for floral UV pigmentation in sympatric Potentilleae supports environmental filtering.  Evolution 70(11):2616-2622 (128)

 

Denoyes, B., Amaya, I., Liston, A. Tennessen, J. Ashman, T-L., Whitaker, V., Hytonen, E. Van de Weg, Osorio, S., Folta. K., Slovin, J., R. Harrison, A. Monfort., N. Bassil. 2016 Genomics tools available for unravelling mechanisms underlying agronomical traits in strawberry with more to come. Acta Hort. In press. (129)

2015

Gonda, R., K. DeHart§, T-L Ashman and A. Slinksy-Legg.  2015 “The Strawberry Caper”: Using scenario-based problem solving to integrate middle school science topics. American Biology Teacher 77:50-54 (112)

 

Koski, M. and T-L. Ashman. 2015. Floral pigmentation patterns provide first example of Gloger’s rule in plants. Nature Plants 1:4013  doi:10.1038/nplants.2014.13 (113) (Featured in ‘News & Views’: http://www.nature.com/articles/nplants201413)

 

Koski, M., G. A. Meindl, G. Arceo-Gómez, M. Wolowski, K. A. LeCroy and T-L. Ashman. 2015. Plant-flower visitor networks in a serpentine metacommunity: assessing traits associated with keystone plant species. Arthropod-Plant Interactions 9(1):9-21 (114)

 

Meindl, G. A., and T-L. Ashman. 2015. Effects of floral metal accumulation on floral visitation, visitor richness and visitor composition: introducing the ‘elemental filter hypothesis’ American Journal of Botany 102:379-389 (115)

 

Govindarajulu, R., M. Parks, Tennessen, J.A, Liston A., and T-L. Ashman. 2015. Comparison of nuclear, plastid and mitochondrial phylogenies and the origin of wild octoploid strawberry species. American Journal of Botany 102 (4): 544-554 (116)

 

Koski, M., and T-L. Ashman. 2015. An altitudinal cline in UV floral pattern corresponds with behavioral change of the generalist pollinator assemblage.  Ecology  96(12):3343-53.  (117)

 

Stanley§, L., Forrester, N., Govindarajulu, R., Liston, A., and T-L. Ashman. 2015. Geographic patterns of genetic variation in three genomes of North American diploid strawberries with special reference to Fragaria vesca subsp. bracteata.  Botany 93(9): 573-588, 10.1139/cjb-2015-0031 (118)

 

Arceo-Gómez, G., L. Abdala-Roberts, A. Jankowiak, C. Kohler, G.A., Meindl, V. Parra-Tabla, V., T-L. Ashman and C. Alonso. 2015. Patterns of among- and within-species variation in heterospecific pollen receipt: the importance of ecological generalization. American Journal of Botany 103(3):396-407. doi: 10.3732/ajb.1500155 (119)

2014

Arceo-Gómez, G. and T-L. Ashman. 2014. Coflowering community context influences female fitness and alters the adaptive value of flower longevity in Mimulus guttatus. American Naturalist 183(2): E50-E63. (98)

 

Koski, M. and T-L. Ashman. 2014. Dissecting pollinator responses to a ubiquitous

ultraviolet floral pattern in the wild. Functional Ecology 28 (4): 868-877 (99)

 

Wolowski, M., T-L. Ashman and L. Freitas.  2014. Meta-analysis of pollen limitation reveals the relevance of pollination generalization in the Atlantic forest of Brazil. PLoS ONE 9(2): e89498. doi:10.1371/journal.pone.0089498 (100)

 

DeHart§, K.S., G.A. Meindl, D. J. Bain, and T-L. Ashman. 2014. Elemental composition of serpentine plants depends on habitat specificity and organ type. Journal of Plant Nutrition and Soil Science  177 (6): 851-859 (101)

 

Johnson, A.L., R. Govindarajulu, T-L. Ashman. 2014. Bioclimatic evaluation of range in Fragaria (Rosaceae): consequences of variation in breeding system, ploidy and species age. Botanical Journal of the Linnaean Society  176:99-114 (102)

 

Meindl, G. A., and T-L. Ashman. 2014. Nickel accumulation by Streptanthus polygaloides (Brassicaceae) reduces floral visitation rate.  Journal of Chemical Ecology  40:128–135 (103)

 

Arceo-Gómez, G. and T-L. Ashman. 2014. Quantity and quality of pollen limitation in Mimulus guttatus varies with flowering community diversity.  Oikos 123: 1261–1269 (104)

 

Arceo-Gómez, G. and T-L. Ashman. 2014. Heterospecific pollen receipt effects self pollen more than outcross pollen: implications for mixed-mating plants.  Ecology 95(10), 2014: 2946–2952 (105)

 

Liston, A., R.C. Cronn and T-L. Ashman. 2014 Fragaria: a genus with deep historical roots and ripe for evolutionary and ecological insights.  Special issue on ‘Speaking of Food: Connecting basic and applied science’ to American Journal of Botany 101:1686-1699 (106)

 

Tree of Sex Consortium: D. Bachtrog, J. Mank, C. Peichel, S. Otto, M. Kirkpatrick, T‐L. Ashman, M. Hahn, J. Kitano, I. Mayrose, R. Ming, N. Perrin, L. Ross, N. Valenzuela, and J. Vamosi. 2014. Sex Determination: Why so many ways of doing it? PLOS Biology  12(7): e1001899 (107)

 

Meindl, G. A., D. Bain and T-L. Ashman. 2014. Nickel accumulation in leaves, floral organs and rewards varies by serpentine soil affinity. AoB Plants DOI: 10.1093/aobpla/plu036 (108)

 

The Tree of Sex Consortium: T-L. Ashman, D. Bachtrog, H. Blackmon, E. E. Goldberg, M.W. Hahn, M. Kirkpatrick, J. Kitano, J. E. Mank, I. Mayrose, R. Ming, S.P. Otto , C. L. Peichel, M.W. Pennell, N. Perrin, L. Ross, N. Valenzuela, J.C. Vamosi. 2014. Tree of Sex: A database of sexual systems. Nature Scientific Data1:140015  DOI: 10.1038/sdata.2014.15  (109)

 

Meindl, G. A., D. Bain and T-L. Ashman. 2014. Variation in nickel accumulation in leaves, reproductive organs and floral rewards in two hyperaccumulating Brassicaceae species. Plant and Soil 383 (1-2): 349-356 (110)

 

Tennessen, J.A., R. Govindarajulu, A. Liston and T-L. Ashman. 2014. Evolutionary origins and dynamics of octoploid strawberry subgenomes revealed by dense targeted capture linkage maps. Genome Biology and Evolution  6(12):3295–3313 (111)

2013

Njuguna, W., A. Liston, R. Cronn, T-L. Ashman, and N. Bassil. 2013. Insights into phylogeny, sex function and age of Fragaria based on whole chloroplast genome sequencing. Molecular Phylogenetics and Evolution 66:17-29. (84)

 

Govindarajulu, R., A. Liston and T-L. Ashman. 2013. Sex-determining chromosomes and sexual dimorphism: insights from genetic mapping of sex expression in a natural hybrid  Fragaria ×ananassa subsp. cuneifolia.  Heredity 110: 430-438. (85)

           

Wolowski, M., C.F. Saad, T-L. Ashman and L. Freitas. 2013. Predominance of self-compatibility in hummingbird-pollinated plants in the neotropics.  Naturwissenschaften 100:69-79. (86)

 

Meindl, G. A. and T-L. Ashman 2013. The effects of aluminum and nickel in nectar on the foraging behavior of bumblebees. Environmental Pollution 177:78-81. (87)

 

 Vamosi, J. C., J. A. Steets and T-L. Ashman. 2013 Drivers of pollen limitation: macroecological interactions between mating breeding system, rarity, and diversity.  Plant Ecology & Diversity 6(2):171-180 (88)

 

Salome§, I. Govindarajulu, R., Falk, S., Parks, M., Liston A., and T-L. Ashman. 2013. Ecological and phenotypic intermediacy and some geographic pattern to genetic admixture in natural hybrid of strawberry. American Journal of Botany 100:939-950. (89)

 

Ashman, T-L. and G. Arceo-Gómez. 2013. Towards a predictive understanding of the effects of heterospecific pollen deposition. Invited and peer reviewed.  Special Section ‘ Ecological Interactions and the Evolution of Plant Mating Systems’ American Journal of Botany 100:1061-1070. (90)

 

Dalton§, R., M. Koski, and T-L. Ashman. 2013. Maternal sex effects and inbreeding depression under varied environmental conditions in gynodioecious Fragaria vesca subsp. bracteata. Annals of Botany 112(3):613-21 (91)

 

Tennessen, J. A,  Govindarajulu, R., Liston A., and T-L. Ashman. 2013. Targeted sequence capture provides insight into genome structure and genetics of male sterility in a gynodioecious diploid strawberry, Fragaria vesca ssp. bracteata (Rosaceae). Genes, Genomes and Genetics (G3) 3(8):1341-1351 (92)

 

Ashman, T-L. A. Kwak, and B. Husband. 2013. Revisiting the dioecy-polyploidy association: alternate pathways and research opportunities. Special Issue on ‘Trends in Polyploidy Research in Plants and Animals’ in Cytogenetic and Genome Research. 140:241-255 (93)

 

Meindl, G. A., D.J. Bain, and T-L. Ashman. 2013. Edaphic factors and plant-insect interactions: effects of serpentine soil on pollination and florivory.  Oecologia 173:1355-1366 (94)

 

Wolowski, M., T-L. Ashman, L. Freitas. 2013. Community-wide assessment of pollen limitation in ornithophilous plants of a tropical montane rainforest.  Annals of Botany 112: 903-310 (95)

 

Koski, M., and T-L. Ashman. 2013. Quantitative variation, heritability and correlations for floral ultraviolet traits in Argentina anserina (Rosaceae): implications for floral evolution in the UV spectrum. International Journal of Plant Sciences 174(8):1109-1120 (96)

 

Alonso, C., C. Navarro, G. Arceo-Gomez, Meindl, G. A., V. Parra-Tabla, and T-L Ashman. 2013. Among species differences in pollen quality and quantity limitation: implications for endemics in biodiverse hotspots. Annals of Botany 112(7):1461-1469 (97)

2012

Alonso, C., C. M. Herrera, and T-L. Ashman. 2012. A piece of the puzzle: A method for comparing pollination quality and quantity across multiple species and reproductive events. New Phytologist   193:532-542 (80)

 

Spigler, R. B. and T-L. Ashman. 2012. Gynodioecy to dioecy: Are we there yet? Invited and peer reviewed.  Special issue on ‘Plant Mating’ of Annals of Botany 109:531- 543 (81)

 

Li, J. M. Koski, and T-L. Ashman. 2012. Functional analysis of gynodioecy in Fragaria vesca ssp. bracteata.  Annals of Botany 109:545- 552.  (82)

 

Ashman, T-L, R. B. Spigler, Goldberg, M., R. Govindarajulu. 2012. Fragaria: a polyploid lineage for understanding sex chromosome evolution.  Pp 67-90. ‘New Insights on Plant Sex Chromosomes’ Nova Science Publishers. Rafael Navajas-Pérez (editor) (83)

2011

Spigler, R. B., K. S. Lewers and T-L. Ashman. 2011. Genetic architecture of sexual dimorphism in a subdioecious plant with a proto-sex chromosome.  Evolution 65:1114-1126. (Recommended by Faculty of 1000) (74)

 

Shulaev, V. D.J. Sargent, R.N. Crowhurst, T.C. Mockler, O. Folkerts, A.L. Delcher, P. Jaiswal, K. Mockaitis, A. Liston, S.P. Mane, P. Burns, T.M. Davis, J.P. Slovin, N. Bassil, R.P. Hellens, C. Evans, T. Harkins, C. Kodira, B.Desany, O.R. Crasta, R.V. Jensen, A.C. Allan,  T.P. Michael, J. C. Setubal, J-M. Celton, D. J.G. Rees, K.P. Williams, S. H. Holt, J.J. Ruiz Rojas, M. Chatterjee, B.Liu, H. Silva, L. Meisel, A. Adato, S. Filichkin, M. Troggio, R. Viola, T-L. Ashman, H. Wang, P. Dharmawardhana, J. Elser,  R. Raja, H.D. Priest, D.W. Bryant Jr., S.E. Fox, S. A. Givan, L.J. Wilhelm, S. Naithani, A. Christoffels, D. Y. Salama, J. Carter, E. Lopez Girona, A. Zdepski, W. Wang, R.A. Kerstetter, W. Schwab, S.S. Korban, J. Davik, A.Monfort, B. Denoyes-Rothan, P. Arus, R. Mittler, B. Flinn, A. Aharoni, J.L. Bennetzen, S.L. Salzberg, A.W. Dickerman,  R.Velasco, M. Borodovsky, R.E. Veilleux, and K.M. Folta. 2011. The genome of woodland strawberry, Fragaria vesca. Nature Genetics: 43:109–116 doi:10.1038/ng.740 (Featured on the cover) (75)

 

Spigler, R. B. and T-L. Ashman. 2011. Sex ratio and subdioecy in Fragaria virginiana: the roles of plasticity and gene flow examined New Phytologist 190(4):158-168. (76)

 

Burns, J. H., T-L Ashman, J. A. Steets, A. Harmon-Threatt§, and T. M. Knight. 2011. A phylogenetically controlled analysis of the roles of reproductive traits in plant invasions. Oecologia 166:1009-1017. (77)

 

Arceo-Gómez, G. and T-L. Ashman. 2011. Heterospecific pollen deposition: Does diversity alter the consequences? New Phytologist 192(3): 738-746. (78)

 

Otto, S.P.,  J. Pannell, C. L. Peichel, T-L Ashman, D. Charlesworth, A. K. Chippendale, L. F. Delph, R. F. Guerrero, S. V. Scarpino and B. F. McAllister. 2011. About PAR: The distinct evolutionary dynamics of the Pseudoautosomal Region. Trends in Genetics 27(9):358-367. (Featured on the cover) (79)

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