Sexual compatibility and taxonomy of a new species of Epichloë symbiotic with fine fescue grasses

LITERATURE CITED

• Arachevaleta, M., C. W. Bacon, C. S. Hoveland, and D. E. Radcliff. 1989. Effect of tall fescue endophyte on plant response to environmental stress. Agron. J. 81: 83–90.
   Web of Science ®Google Scholar
• Ayala, F. J. 1983. Enzymes as taxonomic characters. Pp. 3–26. In: Protein polymorphism: adaptive and taxonomic significance. Eds., G. S. Oxford and D. Rollinson. Academic Press, New York.
   Google Scholar
• Bradshaw, A. D. 1959. Population differentiation in Agrostis tenuis Sibth. II. The incidence and significance of infection by Epichloë typhina. New Phytol. 58: 310–315.
   Google Scholar
• Byrd, A. D., C. L. Schardl, P. J. Songlin, K. L. Mogen, and M. R. Siegel. 1990. The β-tubulin gene of Epichloë typhina from perennial ryegrass (Lolium perenne). Curr. Genet. 18: 347–354.
   PubMed Web of Science ®Google Scholar
• Christensen, M. J., A. Leuchtmann, D. D. Rowan, and B. A. Tapper. 1993. Taxonomy of Acremonium endophytes of tall fescue (Festuca arundinacea), meadow fescue (F. pratensis) and perennial rye-grass (Lolium perenne). Mycol. Res. 97: 1083–1092.
   Web of Science ®Google Scholar
• Clark, E. M., J. F. White, Jr., and R. M. Patterson. 1983. Improved histochemical techniques for the detection of Acremonium coenophialum in tall fescue and methods of in vitro culture of the fungus. J. Microbiol. Methods 1: 149–155.
   Google Scholar
• Clay, K. 1988. Fungal endophytes of grasses: a defensive mutualism between plants and fungi. Ecology 69: 1–16.
   Web of Science ®Google Scholar
• Clayton, W. D., and S. A. Renvoize. 1986. Genera graminum. Grasses of the World. Kew Bull., Add. Ser. 13: 1–389.
   Google Scholar
• Ingold, C. T. 1948. The water relations of spore discharge in Epichloë. Trans. Brit. Mycol. Soc. 31: 277–280.
   Google Scholar
• Johnston, A., and C. Booth. 1983. Plant pathologist's pocketbook. 2nd ed. Commonwealth Mycological Institute, Kew, United Kingdom.
   Google Scholar
• Kohlmeyer, J., and E. Kohlmeyer. 1974. Distribution of Epichloë typhina (Ascomycetes) and its parasitic fly. Mycologia 66: 77–86.
   Web of Science ®Google Scholar
• Latch, G. C. M., M. J. Christensen, and G. J. Samuels. 1984. Five endophytes of Lolium and Festuca in New Zealand. Mycotaxon 20: 535–550.
   Web of Science ®Google Scholar
• Leuchtmann, A. 1992. Systematics, distribution, and host specificity of grass endophytes. Nat. Toxins 1: 150–162.
   PubMedGoogle Scholar
• Leuchtmann, A.. 1994a. Isozyme relationships of Acremonium endophytes from twelve Festuca species. Mycol. Res. 98: 25–33.
   Web of Science ®Google Scholar
• Leuchtmann, A.. 1994b. Isozyme characterization, persistence and compatibility of fungal and grass mutualists. Pp. 21–33. In: Biotechnology of endophytic fungi of grasses. Eds., C. W. Bacon and J. F. White, Jr. CRC Press, Boca Raton, Florida.
   Google Scholar
• Leuchtmann, A., and K. Clay. 1988. Atkinsonella hypoxylon and Balansia cyperi, epiphytic members of the Balansiae. Mycologia 80: 192–199.
   Web of Science ®Google Scholar
• Leuchtmann, A., and K. Clay. 1989. Morphological, cultural and mating studies on Atkinsonella, including A. texensis. Mycologia 81: 692–701.
   Web of Science ®Google Scholar
• Leuchtmann, A., and K. Clay. 1990. Isozyme variation in the Acremonium/Epichloë fungal endophyte complex. Phytopathology 80: 1133–1139.
   Web of Science ®Google Scholar
• Mayr, E. 1970. Populations, species and evolution. Harvard University Press, Cambridge, Massachusetts.
   Google Scholar
• Morgan-Jones, G., and W. Gams. 1982. Notes on Hyphomycetes XLI. An endophyte of Festuca arundinacea and the anamorph of Epichloë typhina, new taxa in one of two new sections of Acremonium. Mycotaxon 15: 311–318.
   Web of Science ®Google Scholar
• Nei, M. 1972. Genetic distance between populations. Amer. Naturalut 106: 283–292.
   Web of Science ®Google Scholar
• Saha, D. C., J. M. Johnson-Cicalese, P. M. Halisky, M. I. van Heemstra, and C. R. Funk. 1987. Occurrence and significance of endophytic fungi in fine fescues. Pl. Dis. 71: 1021–1024.
   Web of Science ®Google Scholar
• Saitou, N., and M. Nei. 1987. The neighbor-joining method: a new method for reconstructing phylogenetic trees. Molec. Biol. Evol. 4: 406–425.
   PubMed Web of Science ®Google Scholar
• Sampson, K. 1933. The systemic infection of grasses by Epichloe typhina (Pers.) Tul. Trans. Brit. Mycol. Soc. 18: 30–47.
   Google Scholar
• Samuels, G. J. 1979. Notes on isolation of solitary ascospores—a field guide. Pp. 636–645. In: The whole fungus. Vol. 2. Ed., B. Kendrick. Natl. Mus. Canada, Ottawa.
   Google Scholar
• Schardl, C. L., A. Leuchtmann, H.-F. Tsai, M. A. Collett, D. M. Watt, and D. B. Scott. 1994. Origin of a fungal symbiont of perennial ryegrass by interspecific hybridization of a mutualist with the ryegrass choke pathogen, Epichloë typhina. Genetics 136: 1307–1317.
   PubMed Web of Science ®Google Scholar
• Schardl, C. L., A. Leuchtmann, H.-F. Tsai, M. A. Collett, D. M. Watt, and D. B. Scott, J.-S. Liu, J. F. White, Jr., R. A. Finkel, Z.-Q. An, and M. R. Siegel. 1991. Molecular phylogenetic relationships of nonpathogenic grass mycosymbionts and clavicipitaceous plant pathogens. Pl. Syst. Evol. 178: 27–41.
   Web of Science ®Google Scholar
• Schardl, C. L., A. Leuchtmann, H.-F. Tsai, M. A. Collett, D. M. Watt, and D. B. Scott, J.-S. Liu, J. F. White, Jr., R. A. Finkel, Z.-Q. An, and M. R. Siegel, and H.-F. Tsai. 1992. Molecular biology and evolution of the grass endophytes. Nat. Toxins 1: 171–184.
   PubMedGoogle Scholar
• Sneath, P. H. A., and R. R. Sokal. 1973. Numerical taxonomy. Freeman, San Francisco, California.
   Google Scholar
• Swofford, D. L., and R. B. Selander. 1989. BIOSYS-1, a computer program for the analysis of allelic variation in population genetics and biochemical systematics. Illinois Natural History Survey, Champaign, Illinois.
   Google Scholar
• Tsai, H.-F., J.-S. Liu, C. Staben, M.J. Christensen, G. C. M. Latch, M. R. Siegel, and C. L. Schardl. 1994. Evolutionary diversification of fungal endophytes of tall fescue grass by hybridization with Epichloe species. Proc. Natl. Acad. Sci. USA 91: 2542–2546.
   PubMed Web of Science ®Google Scholar
• White, J. F., Jr. 1987. Widespread distribution of endophytes in the Poaceae. Pl. Dis. 71: 340–342.
   Web of Science ®Google Scholar
• White, J. F., Jr.. 1988. Endophyte-host associations in forage grasses. XI. A proposal concerning origin and evolution. Mycologia 80: 442–446.
   Web of Science ®Google Scholar
• White, J. F., Jr.. 1993. Endophyte-host associations in grasses. XIX. A systematic study of some sympatric species of Epichloë in England. Mycologia 85: 444–455.
   Web of Science ®Google Scholar
• White, J. F., Jr., and T. L. Bultman. 1987. Endophyte-host associations in forage grasses. VIII. Heterothallism in Epichloe typhina. Amer. J. Bot. 74: 1716–1721.
   Web of Science ®Google Scholar