Orchid Diseases: Leaf Spots - Cercospoid Fungi, Guignardia & Phyllosticta and Septoria Return to Orchid Diseases Page
Leaf Spotting Fungi
Cercospora on Cattleya Orchid Leaf
Cercospora on Cattleya Orchid Leaf
Cercospora on Cattleya Orchid Leaf
Cercospora on Cattleya Orchid Leaf
Cercospora on Vanda Orchid Leaf
Cercospora on Vanda Orchid Leaf
Cercospora on Oncidium - photo courtesy of AOS
Cercospora on Oncidium Leaf - AOS
Guignardia - Diamond Shaped Lesions
Guignardia Diamond Shaped Lesions
Thai Crud - Diamond Shaped Lesions
Thai Crud - Diamond Shaped Lesions
Phyllosticta on Vanda Leaf - photo courtesy of AOS
Phyllosticta on Vanda Leaf - AOS
Phyllosticta on Dendrobium Leaf - photo courtesy of AOS
Phyllosticta on Dendrobium - AOS
Cercospora on Cattleya Irregular Blotches
Cercospora on Cattleya Irregular Blotches
Cercosporoid Fungi on Cattleya Leaf
Cercosporoid Fungi on Cattleya Leaf
Cercosporoid Fungi Upper Cattleya Leaf
Cercosporoid Fungi Upper Cattleya Leaf
Cercosporoid Fungi Underside Cattleya Leaf
Cercosporoid Fungi Underside of Leaf
Leaf Mottling on Upper Leaf Surface
Leaf Mottling on Upper Leaf Surface
Cercosporoid Spores on Leaf Underside
Cercosporoid Spores on Leaf Underside
Cercosporoid Fungi Spots Coalesce
Cercosporoid Fungi Spots Coalesce
Longitudinal Spotting Leaf Underside
Longitudinal Spotting Under Leaf
Older Leaves Most Noticeably Cercosporoid Infected
Older Leaves Most Noticeably Infected
Dark Pronounced Cercosporoid Spotting
Dark Pronounced Spotting
Pronounced Purple to Black Spotting
Pronounced Purple to Black Spotting
Large Coalescing Cercoporoid Spotting
Large Coalescing Cercoporoid Spots



 
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