mycorthira: the mother of plant root endosymbioses. Nature Perinea Mierobielagy6: 763-775. Pircaynski KA. Dalpi Y. 1989. Geological history of the Glomaceae with particular reference to mycorrhisal symbiosis. Symbiosis 7: 1-36. Praise] S. Bidartondo Mi. Ligrone R. Duckett JG. 2010. Fungal symbioses in