Number of tissue samples (incubated on MEA at 20°C), fungal isolates and morphotaxa obtained, and associated diversity indices: H′ = Shannon-Weaver and J′ = Pielou’s evenness index [tree groups: P (R) = resistant <i>U. pumila</i> clones from Puerta de Hierro Forest Breeding Centre; M (R) = resistan

Number of tissue samples (incubated on MEA at 20°C), fungal isolates and morphotaxa obtained, and associated diversity indices: H′ = Shannon-Weaver and J′ = Pielou’s evenness index [tree groups: P (R) = resistant U. pumila clones from Puerta de Hierro Forest Breeding Centre; M (R) = resistant U. minor clones from Puerta de Hierro Forest Breeding Centre; M (S) = susceptible U. minor clones from Puerta de Hierro Forest Breeding Centre; and M (F) = U. minor trees from Rivas-Vaciamadrid field site].