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Infection process of A. psidii (MF1) in Eucalyptus spp. in controlled conditions. Legend: (a): 0 h.p.i. (hours post inoculation); (b): 72 h.p.i.; (c): 144 h.p.i.; (d): 336 h.p.i. Pustules in symptomatic leaves from Eucalyptus phaeotrica and Eucalyptus grandis are indicated by black arrows. The hypersensitive response in Eucalyptus camaldulensis and Eucalyptus robusta leaves is indicated by white arrows.
