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    Foliage Diseases (4)

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Uredinales

Kingdom: Fungi
Phylum: Basidiomycota
Subphylum: Urediniomycotinia
Class: Urediniomycetes
Subclass: Urediniomycetidae
Order: Uredinales
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22 Images of 5 Subjects View Subject List View Image Details View Thumbnails

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Image Subject Name Scientific Name Description
5492313 rust Pucciniastrum americanum Rust pustules developing on yellow raspberry fruit
5484087 rust Pucciniastrum americanum A rust pustule on raspberry fruit with spores.
5458084 Japanese apple rust Gymnosporangium yamadae
5461615 puccinia rusts Puccinia spp. rust on buckthorn
5458656 spruce needle rust Chrysomyxa weirii Individual Chrysomyxa weirii rust pustule swelling and splitting open on a blue spruce needle.
5458707 Japanese apple rust Gymnosporangium yamadae Aeciospores and peridial cells.
5458708 Japanese apple rust Gymnosporangium yamadae Close view of aeciospores
5458709 Japanese apple rust Gymnosporangium yamadae Aeciospores and peridial cells
5458655 spruce needle rust Chrysomyxa weirii Chrysomyxa weirii spores
5458705 Japanese apple rust Gymnosporangium yamadae Close-up of surface of gall on Juniper.
5458706 Japanese apple rust Gymnosporangium yamadae Close view of the spore producing surface of a gall.
5458657 spruce needle rust Chrysomyxa weirii Immature Chrysomyxa weirii rust pustules on blue spruce needles. Note slight swellings where fruiting bodies are developing within yellow-orange spots on needles.
5458085 Japanese apple rust Gymnosporangium yamadae Upper leaf surface
5458081 Japanese apple rust Gymnosporangium yamadae Aecia on the underside of a crabapple leaf.
5458376 rust Puccinia pelargonii-zonalis Lesions on underside of leaf, close view
5458377 rust Puccinia pelargonii-zonalis a single teliospore
5458378 rust Puccinia pelargonii-zonalis Urediniospores
5458379 rust Puccinia pelargonii-zonalis Close view of one lesion on the underside of an infected leaf. Note the pustules breaking open in the center where spores are being liberated.
5458382 rust Puccinia pelargonii-zonalis Foliar lesions as viewed on underside of infected leaf.
5458383 rust Puccinia pelargonii-zonalis Numerous foliar lesions as viewed on underside of infected leaf.
5458384 rust Puccinia pelargonii-zonalis Underside of severely infected geranium leaf. Note the lesion on the petiole.
5458385 rust Puccinia pelargonii-zonalis Upper surface of severely infected geranium leaf. Note the lesion on the petiole.

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