Endosymbiotic bacteria nodulating a new endemic lupine Lupinus mariae-josephi from alkaline soils in Eastern Spain represent a new lineage within the Bradyrhizobium genus. - Sánchez-Cañizares C; Rey L; Durán D; Temprano F; Sánchez-Jiménez P; Navarro A; Polajnar M; Imperial J; Ruiz-Argüeso T (Systematic and applied microbiology, 2011)