Rust fungus (Gymnosporangium) invading a Bradford Pear tree (Pyrus calleryana) fruit
Orange, tendril-like aecia protruding from fruit containing potentially thousands of fungal spores
Rust fungal spores at 20x
40x
Spores at 100x
400x
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Spores showing an outer wall or episporium at 400x
'Ischia' fig tree (Ficus carica)
Fig tree leaf showing damage from fig rust fungus (Cerotelium fici)
Underside of leaf at 40x
Fig rust (Cerotelium fici) spores at 100x
400x
Fig leaf tissue with trichomes (hairs) and several surrounding fungal spores at 400x
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