plant diseases pear leaf underside with rust

navigate by keyword : attack august background blister bright closeup color common czech damage detail disease europe european fruit fungal infection fungus garden gardening green grow host ill illness juniper leaf macro natural nature orange pathogen pathology pear tree plant problem red rust signs spores spots summer symptoms side underside white yellow

Pear leaf (underside) with Pear rust - disease caused by Gymnosporangium sabinae fungus, close up, white background