Publication in English


  • Tagane S, Dang SV, Yahara T, Toyama H, Tran H. 2015. Goniothalamus flagellistylus Tagane & V. S. Dang (Annonaceae), a new species from Mt. Hon Ba, Vietnam. PhytoKeys, in press.
  • Naiki A, Tagane S, Phourin C, Toyama H, Hua Z, Dan SV, Yahara T. 2015. Flora of Bokor National Park, Cambodia IV: Lasianthus (Rubiaceae), with four new species and nine new records. Acta Phytotaxonomica Geobotanica, in press.
  • Yamawo A, Tokuda M, Katayama N, Yahara T, Tagawa J. 2015. Ant-attendance in extrafloral nectar-bearing plants promotes growth and decreases the expression of traits related to direct defenses. Evolutionary Biology DOI 10.1007/s11692-015-9310-2.
  • Matsumoto T, Yasumoto AA, Nitta K, Hirota S, Yahara T, Tachida H. 2015. Difference in flowering time can initiate speciation of nocturnally flowering species. Journal of Theoretical Biology, in press
  • Toyama H, Kajisa K, Tagane S, Mase K, Chhang P, Samreth V, Ma V, Sokh H, Ichihashi R, Onoda Y, Mizoue N & Yahara T. 2015. Effects of logging and recruitment on community phylogenetic structure in 32 permanent forest plots of Kampong Thom, Cambodia. Philosophical Transactions of the Royal Society B. 370: 20140008.
  • Diaz S. & 83 authors. 2015. The IPBES Conceptual Framework - connecting nature and people. Current Opinion in Environmental Sustainability 14:1-16.
  • Mimura M, Mishima M, Lascoux M, Yahara T. 2014. Range shift and introgression of the rear and leading populations in two ecologically distinct Rubus species. BMC Evolutionary Biology 14: 209.
  • Toyama H, Kamiyama T, Yahara T. 2014. A genome-wide AFLP replacement in a hybrid population derived from two closely related Viola species from contrasting habitats. Plant Systematics & Evolution, DOI 10.1007/s00606-014-1137-2.
  • Yahara T, Ma K, Darnaedi D, Miyashita T, Takenaka A, Tachida H, Nakashizuka T, Kim E, Takamura N, Nakano S, Shirayama Y, Yamamoto H, Vergara SG. 2014. Developing a Regional Network of Biodiversity Observation in the Asia-Pacific Region: Achievements and Challenges of AP BON. In: Nakano S, Yahara T, Nakashizuka T eds. Asia-Pacific Biodiversity Observation Network: Integrative Observations and Assessments. Ecological Research Monographs 2014, pp 3-28. Springer.
  • Yoshida T, Tamekuni M, Yahara T, Inomata, Tachida H. 2014. Demographic history of a common pioneer tree, Zanthoxylum ailanthoides, reconstructed using isolation-with-migration model. Tree Genetics & Genomes 5: 1213-1222.
  • Kadoya T, Takenaka A, Ishihama F, Fujita T, Ogawa M, Katsuyama T, Kadono Y, Kawakubo N, Serizawa S, Takahashi H, Takamiya M, Fujii S, Matsuda H, Muneda K, Yokota M, Yonekura K, Yahara T. 2014. Crisis of Japanese vascular flora shown by quantifying extinction risks for 1618 taxa. PLoS ONE 9(6): e98954.
  • Mitsuyuki C, Hoya A, Shibaike H, Watanabe M, Yahara T. 2014. Formation of a hybrid triploid agamosperm on a sexual diploid plant: evidence from progeny tests in Taraxacum platycarpum Dahlst. Plant Systematics & Evolution 300:863-870.
  • Geeta R, Lohmann LG, Magallon S, Faith DP, Hendry A, Crandall K, De Meester L, Webb CO, Prieur-Richard AH, Mimura M, Conti E, Cracraft J, Forest F, Jaramillo C, Donoghue M, Yahara T. 2014. Biodiversity only makes sense in the light of evolution. Journal of Bioscience 39(3):333-7.
  • Davies N & 68 authors. 2014. The founding charter of the Genomic Observatories Network. Gigascience 2014 (3): 2. doi: 10.1186/2047-217X-3-2
  • Onoda Y, Salunga JB, Akutsu K, Aiba S, Yahara T, Anten NPR. 2014. Trade-off between light interception efficiency and light use efficiency: implications for species coexistence in one-sided light competition. Journal of Ecology 102: 167-175.
  • Vatanparast M, B.B. Klitgard, F.A.C.B. Adema, R.T. Pennington, T. Yahara, and T. Kajita. 2013. First molecular phylogeny of the pantropical genus Dalbergia: implications for infrageneric circumscription and biogeography. South African Journal of Botany 89: 143-149
  • Raes N, L.G. Saw, P.C. van Welzen, and T. Yahara. 2013. Legume diversity as indicator for botanical diversity on Sundaland, South East Asia. South African Journal of Botany 89: 265-272.
  • Hirota SK, Nitta K, Suyama Y, Kawakubo N, Yasumoto AA, Yahara T. 2013. Pollinator-Mediated Selection on Flower Color, Flower Scent and Flower Morphology of Hemerocallis: Evidence from Genotyping Individual Pollen Grains On the Stigma. PLoS ONE 8(12): e85601.
  • Fukano Y, Tanaka K, Yahara T. 2013. Directional selection for early flowering is imposed by a re-associated herbivore - but no evidence of directional evolution. Basic and Applied Ecology 14: 387-395.
  • Fukano Y, Tachiki Y, Yahara T, Iwasa Y. 2013. Soil disturbances can suppress the invasion of alien plants under plant-soil feedback. Ecological Modelling 260: 42-49.
  • Wood C, Tomida H, Kim JH, Lee KI, Cho HY, Nishida S, I Jamaluddin, Hur WH, Kim HI, Kim SH, Koike H, fujita G, Higuchi H, Yahara T. 2013. New perspectives on habitat selection by the Black-faced Spoonbill Platalea minor based upon satellite telemetry. Bird Conservation International 23: 495-501.
  • Toyama H, Tagane S, Chhang P, Kajisa T, Ichihashi R, Samreth V, Ma V, Sokh H, Katayama A, Itadani H, Tateishi M, Tachiki Y, Mase K, Onoda Y, Mizoue N, Tachida H, Yahara T. 2013. Inventory of woody flora in permanent plots of Kampong Thom and Kampong Chhnang Provinces, Cambodia. Acta Phytotaxonomica & Geobotanica 64(2), 45-105.
  • Yahara T, Javadi F, Onoda Y, de Queiroz LP, Faith DP, Prado D, Akasaka M, Kadoya T, Ishihama F, Davies S, Slik JWF, Yi T, Ma K, Bin C, Darnaedi D, Pennington T, Tuda M, Shimada M, Ito M, Egan AN, Buerki S, Raes N, Kajita T, Vatanparast MM, Mimura M, Tachida T, Iwasa Y, Smith GF, Victor JE, Tandiwe Nkonki. 2013. Global legume diversity assessment: Concepts, key indicators and strategies. Taxon 62: 249--266.
  • Li JH, Huang LL, Sato T, Zou LM, Jiang, K, Yahara T, Kano, Y. 2013. Distribution pattern, threats and conservation of fish biodiversity in the East Tiaoxi, China. Environmental Biology of Fishes 96: 519-533.
  • Matsumoto T, Yasumoto AA, Nitta K, Yahara T and Tachida H. 2013. Difference in flowering time as an isolating barrier. Journal of Theoretical Biology, 317: 161-167.
  • Yahara T, Akasaka M, Hirayama H, Ichihashi R, Tagane S. Toyama H, Tsujino R. 2012. Strategies to observe and assess changes of terrestrial biodiversity in the Asia-Pacific Regions. In Nakano et al. eds., The Biodiversity Observation Network in the Asia-Pacific Region, Toward Further Development of Monitoring, Springer, pp. 3-19.
  • Toyama H, Tagane S, Kajisa T, Chhnang P, Ichihashi R, Yahara T. 2012. A pictured guide of forest trees in Cambodia I Kampong Chhnang. Published by Center for Asian Conservation Ecology, Kyushu University, April 2012. 109 pages.
  • Djamaluddin I, Mitani Y, Yahara T. 2012. Development of GIS Server Application for Sharing and Utilizing Biodiversity Survey Database. AASRI conference on Computational Intelligence and Bioinformatics, pp. 454-462, DOI: 10.1016/j.aasri.2012.06.071
  • Fukano Y, Yahara T. 2012. Changes in Defense of an Alien Plant Ambrosia artemisiifolia before and after the Invasion of a Native Specialist Enemy Ophraella communa. PLOS ONE 7: e49114
  • Hirota SK, Nitta K, Kim Y, Kato A, Kawakubo N, Yasumoto AA, and Yahara T. 2012. Relative role of flower color and scent on pollinator attraction: experimental tests using F1 and F2 hybrids of daylily and nightlily. PLoS ONE 7(6): e39010. doi:10.1371/journal.pone.0039010.available on line, PDF.
  • Neil D, Field D, and The Genomic Observatories Network (including Yahara T). 2012. A genomic network to monitor earth. Nature 481:145.
  • Yahara T, Akasaka M, Hirayama H, Ichihashi R, Tagane S, Toyama H, and Tsujino R. 2012. Strategies to observe and assess changes of terrestrial biodiversity in the Asia-Pacific Regions. In: Nakano S, Yahara T, Nakashizuka T eds. The Biodiversity Observation Network in the Asia-Pacific Region. Ecological Research Monographs 2012, pp 3-19. Springer. MS, Link to Chapter
  • Larigauderie A, Prieur-Richard A, Mace GM, Lonsdale M, Mooney HA, Brussaard L, Cooper D, Cramer W, Daszak P, Diaz S, Duraiappah A, Elmqvist T, Faith DP, Jackson L, Krug C, Leadley PW, Le Prestre P, Matsuda H, Palmer M, Perrings C, Pulleman M, Reyers B, Rosa EA, Scholes RJ, Spehn E, Turner II BL, and Yahara T. 2012. Biodiversity and ecosystem services science for a sustainable planet: the DIVERSITAS vision for 2012-20. Current Opinion in Environment Sustainability 4(1): 101-105. available on line.
  • Scholes RJ, Walters M, Turak E, Saarenmaa H, Heip CHR,O'Tuama E, Faith DP,Mooney HA,Ferrier S, Jongman RHG, Harrison IJ, Yahara T, Pereira HM, Larigauderie A, and Geller G. 2012. Building a global observing system for biodiversity. Current Opinion in Environment Sustainability 4(1): 139-146. available on line.
  • Li J, Huang L, Zou L, Kano Y, Sato T and Yahara T. 2012. Spatial and temporal variation of fish assemblages and their associations to habitat variables in a mountain stream of north Tiaoxi River, China. Environmental Biology of Fishes 93:407-417.
  • Toju H, Abe H, Ueno S, Miyazawa Y, Taniguchi F, Sota T, and Yahara T. 2011. Climatic gradients of arms race coevolution. American Naturalist 177: 562-573.
  • Yokota S and Yahara T. 2011. Pollination biology of Lilium japonicum var. abeanum and var. japonicum: evidence of adaptation to different availability of diurnal and nocturnal pollinators. Plant Species Biology 27: 96-105.
  • Yoshida T, Nagai H, Yahara T, Tachida H. 2010. Genetic structure and putative selective sweep in the pioneer tree, Zanthoxylum ailanthoides. Journal of Plant Research 123: 607-616.
  • Yahara T, Donoghue M, Zardoya R, Faith D, and Cracraft J. 2010. Genetic diversity assessments in the century of genome science. Current Opinion in Environment Sustainability 2: 43-49, available on line
  • Faith DP, Magallon S, Hendry AP, Conti E, Yahara T, and Donoghue MJ. 2010. Evosystem services: an evolutionary perspective on the links between biodiversity and human well-being. Current Opinion in Environment Sustainability 2: 66-74, available on line
  • Hendry AP, Lohmann LG, Conti E, Cracraft J, Crandall KA, Faith DP, Hauser C,Joly CA, Kogure K, Larigauderie A, Magallon S, Moritz C, Tillier S, Zardoya R, Prieur-Richard A, Walther BA, Yahara T, and Donoghue MJ. 2010. Evolutionary biology in biodiversity science, conservation, and policy: a call to action. Evolution 64: 1517-1528.
  • Nitta K, Yasumoto AA, and Yahara T. 2010. Variation of flower opening and closing times in F1 and F2 hybrids of daylily (Hemerocallis fulva; Hemerocallidaceae) and nightlily (H. citrina). American Journal of Botany 97: 261-267.PDF.
  • Mooney H., Larigauderie A., Cesario M, Elmquist T, Hoegh-Guldberg O, Lavorel S, Mace GM, Palmer M, Scholes R, and Yahara T. 2009. Biodiversity, climate change and ecosystem services. Current Opinion in Environment Sustainability 1: 46-54.
  • Miyake K, Miyake T., Terachi T, and Yahara T. 2009. Relative fitness of females and hermaphrodites in a natural gynodioecious populations of wild radish, Raphanus sativus L. (Brasicaceae): comparison based on molecular genotyping. Journal of Evolutionary Biology 22: 2012-2019.PDF.
  • Toyama H. and Yahara T. 2009. Comparative phylogeography of two closely related Viola species occurring in contrasting habitats in the Japanese archipelago. Journal of Plant Research 122: 389-401. PDF.
  • Yokogawa T. and Yahara T. 2009. Mitochondrial phylogeny certified PGL (Paternal Genome Loss) is of single origin and haplodiploidy sensu stricto (arrhenotoky) did not evolve from PGL in the scale insects (Hemiptera: Coccoidea). Genes & Genetic Systems 84: 57-66. PDF.
  • Kawano KM, Yamaguchi N, Kasuya E, and Yahara T. 2009. Extra-pair mate choice in the female great tit Parus major : good males or compatible males. Journal of Ethology 27: 349-359. PDF.
  • Nagai H, Uoshida K, Kamiya K, Yahara T, and Tachida H. 2009. Development and characterization of microsatellite markers in Zanthoxylum ailanthoides (Rutaceae). Molecular Ecology Resources 9: 667-669. PDF.
  • Yahara T. & Tsukaya H. 2008. Oxygyne yamashitae, a new species of Thismiaceae from Yaku Island, Japan. Acta Phytotaxonomica Geobotanica 59: 57-68. PDF.
  • Kamiya K, Moritsuka E, Yoshida T, Yahara T, and Tachida H. 2008. High population differentiation and unusual haplotype structure in a shade-intolerant pioneer tree species, Zanthoxylum ailanthoides (Rutaceae) revealed by analysis of DNA polymorphism at four nuclear loci. Molecular Ecology 17: 2329-2338. PDF.
  • Yasumoto A. A. & Yahara T. 2008. Reproductive isolation on interspecific backcross of F1 pollen to parental species, Hemerocallis fulva and H. citrina (Hemerocallidaceae). Journal of Plant Research 121: 287-291. PDF.
  • Watanabe K., Yahara T., Hashimoto G., Nagatani, Y., Soejima A., Kawahara T. & Nakazawa M. 2007. Chromosome numbers and karyotypes of Asteraceae. Annals of Missouri Botanical Gardens 94: 643-654. PDF.
  • Nakazawa M. & Yahara T. 2007. AFLP analysis of the genetic variation of an endangered plant Lysimachia tashiroi (Primulaceae). Plant Species Biology 22: 33-39. PDF.
  • Yahara T. & M. J. Donoghue. 2007. bioGENESIS - a new DIVERSITAS Core Project is launched. DIWPA Newsletter 21:1-2. PDF.
  • Yasumoto A. A. & Yahara T. 2006. Post pollination reproductive isolation between diurnally and nocturnally flowering daylilies, Hemerocallis fulva and H. citrina. Journal of Plant Research, 119: 617-623. PDF.
  • Miyake T. & Yahara T. 2006. Isolation of polymorphic microsatellite loci in Hemerocallis fulva and H. citrina (Hemerocallidaceae). Molecular Ecology Notes, 6: 909-911. PDF.
  • Hasegawa, M., Yasumoto, A., Yahara T. & Hotta M. 2006. Bimodal distribution of flowering time in a natural hybridizing population of daylily (Hemerocallis fulva) and nightlily (H. citrina). Journal of Plant Research, 119:63-68. PDF.
  • Ohtsuka, A., Watanabe, M., Yahara, T. 2005. Inbreeding coefficients in six species of Ainsliaea and two species of Pertya (Asteraceae). Plant Systematics and Evolution 251: 143-151. PDF.
  • Yamaguchi N, Kawano KK, Eguchi K, Yahara T. 2004. Facultative sex ratio adjustment in response to male tarsus length in the Varied Tit Parus varius. Ibis 146 (1): 108-113. PDF.
  • Murayama K, Yahara T, Terachi T. 2004. Variation of female frequency and cytoplasmic male-sterility gene frequency among natural gynodioecious populations of wild radish (Raphanus sativus L.). Molecular Ecology 13 (8): 2459-2464. PDF.
  • Masuda M, Yahara T, Maki M. 2004. Evolution of floral dimorphism in a cleistogamous annual, Impatiens noli-tangere L. occurring under different environmental conditions. Ecological Research 19 (6): 571-580. PDF.
  • Saunders K., Bedford I.D., Yahara T., and Stanley J. 2003. The earliest recorded plant virus disease. Nature 422: 831. PDF.
  • Matsuda H, Serizawa S, Ueda K, Kato T, and Yahara T. 2003. Assessing the impact of the Japanese 2005 World Exposition project on vascular plants' risk of extinction. Chemosphere 53: 325-336. PDF.
  • Mishima, M., Ohmido, N., Fukui, K. and Yahara, T. 2002. Trends in site-number change of rDNA loci during polyploid evolution in Sanguisorba (Rosaceae). Chromosoma 110: 550-558. PDF.
  • Kinoshita M, Kasuya E, Yahara T. 2002. Effects of time-dependent competition for oviposition sites on clutch sizes and offspring sex ratios in a fig wasp. Oikos 96 (1): 31-35. PDF.
  • Yamaguchi N, Yahara T. 2002. Factors causing variation in flock size: Decision making to join a foraging flock. Ecological Research 17 (3): 361-371. PDF.
  • Ohashi K. and Yahara T. 2002. Visit larger displays but probe proportionally fewer flowers: counterintuitive behaviour of nectar-collecting bumble bees achieves an ideal free distribution. Functional Ecology 16: 492-503. PDF.
  • Funayama, S., Terashima I., and Yahara T. 2001. Effects of virus infection and light environment on population dynamics of Eupatorium makinoi (Asteraceae). American Journal of Botany 88(4): 616-622. PDF.
  • Masuda, M., Yahara, T. and Maki, M. 2001. The ESS model for the mixed production of cleistogamous and chasmogamous flowers in a facultative cleistogamous plant. Evolutionary Ecology Research 3: (4) 429-439. PDF.
  • Ishida, Y., Kasuya, E. and Yahara, T. 2001. Female control of paternity during copulation: inbreeding avoidance in feral cats. Behaviour 138: 235-250. PDF.
  • Ohashi, K. and Yahara, T. 2001. Behavioral responses of pollinators to variation in floral display size and their influences on the evolution of floral traits. In: Chittka, L. & Thomson J. D. eds., Cognitive Ecology of Pollination. Cambridge University Press, New York, pp. 274-296. PDF.
  • Watanabe, K., Soejima A., Yahara, T., and Ito M. 2001. Mexican species of the genus Stevia (Eupatorieae, Asteraceae). Chromosome numbers and geographical distribution. Plant Species Biology 16, 49-68. PDF.
  • Soejima, A., Yahara, T. and Watanabe, K. 2001. Distribution and variation of sexual and agamospermous populations of Stevia (Compositae: Eupatorieae) from Mexico. Plant Species Biology 16, 91-105. PDF.
  • Soejima, A., Yahara, T. and Watanabe, K. 2001. Thirteen new species and two new combinations of Stevia (Asteraceae : Eupatorieae) from Mexico. Brittonia 53: 377-395.
  • Yahara, T. 2001. Conservation of forest and biodiversity in new campus area. Kyudai News 7: 7-8. Text
  • Ito, M., Watanabe, K., Kita, Y., Kawahara, T., Crawford, D.J. and Yahara, T. 2000. Phylogeny and phytogeography of Eupatorium (Eupatorieae, Asteraceae): Insights from sequence data of the nrDNA ITS region and cpDNA RFLP. Journal of Plant Research 113: 79-89. PDF.
  • Ito, M., Yahara, T., King, R.M., Watanabe, K., Oshita, S., Yokoyama, J., and Crawford, D.J. 2000. Molecular phylogeny of Eupatorieae (Asteraceae) estimated from cpDNA RFLP and its implication for the polyploid origin hypothesis of the tribe. Journal of Plant Research 113: 91-96. PDF.
  • Ohashi K, and Yahara T. 2000. Effects of flower production and predispersal seed predation on reproduction in Cirsium purpuratum. Canadian Journal of Botany 78: 230-236. PDF.
  • Matsuda, H., Yahara, T., and Kaneko, Y. 2000. Extinction risk assessment of threatened species. Population Ecology 42: 3-4. PDF.
  • Sakisaka, Y., Yahara, T., Miura, I., and Kasuya, E. 2000. Maternal control of sex ratio in Rana rugosa: evidence from DNA sexing. Molecular Ecology 9: 1711-1715. PDF.
  • Denda, T., Watanabe, K., Kosuge K., Yahara, T., and Ito, M. 1999. Molecular phylogeny in Brachyscome Cass. (Asteraceae, Astereae). Plant Systematics and Evolution. 217: 299-311. PDF.
  • Miyake, T. and Yahara, T. 1999. Theoretical evaluation of pollen transfer by nocturnal and diurnal pollinators: when should a flower open? OIKOS 86: 233-240. PDF.
  • Ohashi, K. and Yahara, T. 1999. How long to stay on, and how often to visit a flowering plant? - a model for foraging strategy when floral displays vary in size. OIKOS 86: 386-392. PDF.
  • Sato, H. and Yahara, T. 1999. Trade-offs between flower number and investment to a flower in selfing and outcrossing varieties of Impatiens hypophylla (Balsaminaceae) . American Journal of Botany 86: 1699-1707. PDF.
  • Masuda, M., Maki, M., and Yahara, T. 1999. Effects of salinity and temperature on seed germination in a Japanese endangered halophyte Triglochin maritimum (Juncaginaceae). Journal of Plant Research 112: 457-461. PDF.
  • Ooi, K. and T. Yahara. 1999. Genetic variation of geminiviruses: comparison between sexual and asexual host plant populations. Molecular Ecology 8: 89-97. PDF.
  • Watanabe, K., Yahara, T., Denda, T. and Kosuge, K. 1999. Chromosomal evolution in the genus Brachyscome (Asteraceae, Astereae): statistical tests regarding correlation between changes in karyotype and habitat using phylogenetic information. Journal of Plant Research 112: 145-161. PDF.
  • Ohashi, K. and T. Yahara. 1998. Effects of variation in flower on pollinator visits in Cirsium purpuratum (Asteraceae). American Journal of Botany 85: 219-224. PDF.
  • Yahara, T., K. Ooi, S. Oshita, I. Ishii and M. Ikegami. 1998. Molecular evolution of a host-range gene in geminiviruses infecting asexual populations of Eupatorium makinoi. Genes & Genetic Systems 73, 137-141.
  • Miyake, T., R. Yamaoka, and T. Yahara. 1998. Floral scents of hawkmoth-pollinated flowers in Japan. Journal of Plant Research 111: 199-205. PDF.
  • Watanabe, K., T. Yahara, M. Ito and T. Kawahara. 1998. Phylogeny and phytogeography in the genus Eupatorium (Asteraceae). Korean Journal of Plant Taxonomy 28: 83-98. PDF.
  • Matsuda, H., Y. Takenaka, T. Yahara, and Y. Uozumi. 1998. Extinction risk assessment of declining wild populations: The case of southern bluefin tuna. Researches on Population Ecology 40: 271-278. PDF.
  • Yahara, T., Kato, T., Inoue, K., Yokota, M., Kadono, Y., Serizawa, S., Takahashi, H., Kawakubo, N., Nagamasu, H., Suzuki, K., Ueda, K., and Kadota, Y. 1998. Red list of Japanese vascular plants: summary of methods and results. Proceedings of Japanese Society of Plant Taxonomists 13: 89-96. PDF.
  • Miyake, T. and T. Yahara. 1998. Why does the flower of Lonicera japonica open at dusk? Canadian Journal of Botany 76: 1806-1811. PDF.
  • Kinoshita M, Kasuya E, and Yahara T. 1998. More highly female-biased sex ratio in the fig wasp, Blastophaga nipponica Grandi (Agaonidae) Researches in Population Ecology 40: (2) 239-242. PDF.
  • Funayama, T., K. Hikosaka, and T. Yahara. 1997. Effects of virus infection and growth irradiance on fitness components and photosynthetic properties of Eupatorium makinoi (Compositae). American Journal of Botany 84: 823-829. PDF.
  • Yahara, T. and K. Ooi. 1997. Virus infection and the evolution of sex in flowering plants. J. Rep. Dev. 43 (Suppl.): 9-10.
  • Konuma, A. and T. Yahara. 1997. Temporally changing male reproductive success and resource allocation strategy in protandrous Helacleum lanatum (Apiaceae). J. Pl. Res. 110: 227-234. PDF.
  • Ooi, K., S. Oshita, I. Ishii and T. Yahara. 1997. Molecular phylogeny of geminivirus infecting wild plants in Japan. J. Pl. Res. 110: 247-257. PDF.
  • Sharma, A., A. Maruyama, T. Osaki, K, Ooi, T. Yahara and M. Ikegami. 1997. Genotypic variability in AC1 ORF region of Tobacco Leaf Curl Geminivirus from naturally infected wild plants. Ann. Phytopath. Soc. Jap. 63: 298-303.
  • Maki, M. and T. Yahara. 1997. Spatial structure of genetic variation in a population of the endangered plant Cerastium fischerianum var. molle (Caryophyllaceae). Genes & Genetic Systems 72: 239-242. PDF.
  • Matsuda, H., T. Yahara, and Y. Uozumi. 1997. Is the tuna critically endangered? Extinction risk of a large and overexploited population. Ecological Research 12: 345-356. PDF.
  • Watanabe, K., P. S. Short, T. Denda, Y. Suzuki, M. Ito, T. Yahara,and K. Kosuge. 1996. Chromosome number determinations in the Australian Astereae (Asteraceae). Muelleria 9: 197-228. PDF.
  • Yahara, T. and A. Soejima. 1996. A new species of Stevia from Mexico. Phytologia 79: 35-37.
  • Watanabe, K., T. Denda, Y. Suzuki, K. Kosuge, M. Ito, P.S. Short and T. Yahara. 1996. Chromosomal and molecular evolution in the genus Brachyscome (Asteraceae). In D.J.N. Hind and H.J. Beentje eds, Compositae: Systematics, pp. 705-722. Roylal Bot. Gard. Kew.
  • Watanabe, K., R. King, T. Yahara, M. Ito, J. Yokoyama, T. Suzuki and D.J. Crawford. 1995. Cytological studies in the tribe Eupatorieae (Asteraceae). Ann. Missouri Bot. Gard. 82: 581-592.
  • Denda, T., K. Kosuge, K. Watanabe, M. Ito, Y. Suzuki, P.S. Short, and T. Yahara. 1995. Intron length variation of the Adh gene in Brachyscome (Asteraceae). Plant Mol. Biol. 28: 1067-1073. PDF.
  • Yahara, T., K. Watanabe, and T. Kawahara. 1995. Eupatorium. In: K. Iwatsuki, T. Yamazaki, D.E. Boufford, and H. Ohba, eds., Flora of Japan vol. IIIb. pp. 110-114, Kodansha Scientific, Tokyo. PDF.
  • Masuda, M. and T. Yahara. 1994. Reproductive ecology of the cleistogamous annual, Impatiens noli-tangere L., occurring under different environmental conditions. Ecol. Res. 9: 67-75. PDF.
  • Oyama, K., M. Ito, and T. Yahara. 1993. Genetic diversity in the clonal plant Arabis flagellosa Miq. (Brassicaceae). J. Jpn. Bot. 68: 211-214. PDF.
  • Oyama, K., M. Ito, T. Yahara, and M. Ono. 1993. Low genetic differentiation among populations of Arabis serrata (Brassicaceae) along an altitudinal gradient. J. Pl. Res. 106: 143-148. PDF.
  • Yahara, T. and M. Maki. 1993. Effects of biparental inbreeding on the evolution of gynodioecy. J. Pl. Res. 106: 279-281. PDF.
  • Yahara, T., and K. Oyama . 1993. Effects of virus infection on demographic traits of an agamospermous population of Eupatorium chinense (Asteraceae) . Oecologia 96: 310-315. PDF.
  • Yahara, T. 1992. Evolutionarily stable mating system in plants. Evolution 46: 557-561. PDF.
  • Masuda, M. and T. Yahara. 1992. Dispersal of chasmogamous and clesitogamous seeds in Viola hondoensis W. Backer et H. Boiss. Bot. Mag. Tokyo 105: 323-326. PDF.
  • Watanabe, K., T. Yahara, and H. Kadota. 1992. Natural hybrid populations between chasmogamous and cleistogamous species, Ainsliaea faurieana and A. apiculata (Asteraceae; Mutisieae): morphology, cytology, reproductive mode and allozyme variation. Pl. Spec. Biol. 7: 49-59. PDF.
  • Yahara, T., Ito, M., Watanabe, K., and Crawford, D.J. 1991. Very low genetic heterozygosities in sexual and agamospermous populations of Eupatorium altissimum (Asteraceae). Amer. J. Bot. 78: 706-710. PDF.
  • Fujishima, H., Okada, H., Horio, Y. and Yahara, T. 1990. The cytotaxonomy and origin of Ranunculus yaegatakensis, an endemic taxon of Yakushima Island. Bot. Mag. Tokyo 103: 49-56. PDF.
  • Watanabe, K., Ito, M., Yahara, T., Sullivan, V.I., Kawahara, T. and Crawford, D.J. 1990. Numerical analyses of karyotypic diversity in the genus Eupatorium (Compositae, Eupatorieae). Pl. Syst. Evol. 170: 215-228. PDF.
  • Yahara, T. 1990. Evolution of agamospermous races in Boehmeria and Eupatorium. Pl. Spec. Biol. 5: 183-196. PDF.
  • Yahara, T. 1989. Phytogeographical problems in the temperate flora in Japan. In: Current Aspects of Biogeography in West Pacific and East Asian Regions, [Ohba, H., Hayami, I., and Mochizuki, K. eds], University Museum, the University of Tokyo, pp. 99-113. PDF.
  • Kawahara, T., Yahara, T. and Watanabe, K. 1989. Distinction in morphology and esterase isozyme between Eupatorium glehni (=E. chinense subsp. sachalinense) and E. chinense var. oppositifoium (Compositae). Bot. Mag. Tokyo 102: 165-179. PDF.
  • Yahara, T., Kawahara, T., Crawford, D.J., Ito, M., and Watanabe, K. 1989. Extensive gene duplications in diploid Eupatorium (Asteraceae). Amer. J. Bot. 76: 1247-1253. PDF.
  • Kawahara, T., Yahara, T. and Watanabe, K. 1989. Distribution of sexual and agamospermous populations of Eupatorium (Compositae) in Asia. Pl. Spec. Biol. 4: 37-46. PDF.
  • Yamaguchi, H. and Yahara, T. 1989. Analysis on pollen flow in hybridizing population between Farfugium hiberniflorum and F. japonicum (Asteraceae: Senecioneae): derivation of an empirical equation describing frequency of hybridization as a function of interspecific plant distance. Pl. Spec. Biol. 4: 101-106. PDF.
  • Hori, Y., Yokoi, T., and Yahara, T. 1988. Size structure and critical plant size for the flowering of Ainsliaea apiculata in Yakushima Island, Japan. J. Phytogeogr. Tax. 36: 45-50. PDF.
  • Yahara, T., Ohba, H., Murata, J., and Iwatsuki, K. 1987. Taxonomic review of vascular plants endemic to Yakushima Is., Japan. J. Fac. Sci. Univ. Tokyo III, 14: 69-119. PDF.
  • Tanaka, H., and Yahara, T. 1987. Self-pollination of Asarum caulescens Maxim. (Aristolochiaceae) in Japan. Pl. Spec. Biol. 2: 133-136. PDF.
  • Yahara, T., Yamaguchi, H., and Yumoto, T. 1986. Biology of hybridization between Farfugium japonicum and F. hiberniflorum (Compositae). In: Modern Aspects of Species, [Iwatsuki, K., Raven, P.H., and Bock, W.J. eds.], University of Tokyo Press, Tokyo, pp. 183-193. PDF.
  • Yahara, T. 1986. Distribution of sexual and agamospermous populations of Boehmeria sylvestrii and its three relatives (Urticaceae). Mem. Natl. Sci. Mus. 19: 121-132. PDF.
  • Yahara, T. and Sullivan, V.I. 1986. Peroxidase phenotypes of Eupatorium mohrii and E. scabridum (Compositae), widespread all-agamospermous "species' in the southeastern United States. Pl. Spec. Biol. 1: 27-34. PDF.
  • Okada, H., Fujishama, H., and Yahara, T. 1985. A cytotaxonomic study of Ranunculus yaegatakense Masamune, an endemic species in Yakushima Island. J. Jap. Bot. 296-302. PDF.
  • Murata, J. and Yahara, T. 1985. Tripterospermum distylum J. Murata et Yahara (Gentianaceae), a new species from Yakushima Island, Japan. Acta Phytotax. Geobot. 36: 162-166. PDF.
  • Watanabe, K. and Yahara, T. 1984. Studies on the Asian Eupatoria II. Cytogeography of Eupatorium chinense subsp. sachalinense var. oppositifolium. Bot. Mag. Tokyo 97: 87-105. PDF.
  • Yahara, T. 1984. Note on nomenclature and infraspecific classification of Boehmeria japonica (L.f.) Miq. and B. spicata (Thunb.) Thunb. (Urticaceae). J. Jap. Bot. 59: 129-142. PDF.
  • Yahara, T. 1984. Pellionia and Elatostema in Thailand. Taxonomic studies of Urticaceae II. J. Fac. Sci. Univ. Tokyo III, 13: 483-499. PDF.
  • Yahara, T. 1983. A biosystematic study on the local populations of some species of the genus Boehmeria with special reference to apomixis. J. Fac. Sci. Univ. Tokyo III, 13: 217-261. PDF.
  • Yahara, T. 1983. Boehmeria nakashimae Yahara, sp. nov. J. Jap. Bot. 58: 82-89. PDF.
  • Yahara, T. 1981. Taxonomic studies of the Urticaceae 1. The genus Boehmeria in Thailand. Acta Phytotax. Geobot. 32: 1-12. PDF.
  • Shimizu, T., Kitagawa, N., Koyama, H., Santisuk, T., and Yahara, T. 1980. A report on the Thai-Japanese Botanical Expedition 1979. Thai Forest Bull. 13: 47-60. PDF.

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