lemongrass rust (Puccinia nakanishikii) in Pests not Known to Occur in North America

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blisters exposing spores

Cesar Calderon, USDA APHIS PPQ, Bugwood.org

blisters exposing spores

lemongrass rust (<em>Puccinia nakanishikii</em>) symptoms on lemon grass (<em>Cymbopogon citratus</em>)

Cesar Calderon, USDA APHIS PPQ, Bugwood.org

lemongrass rust (Puccinia nakanishikii) symptoms on lemon grass (Cymbopogon citratus)

blisters exposing spores

Cesar Calderon, USDA APHIS PPQ, Bugwood.org

blisters exposing spores

lemongrass rust (<em>Puccinia nakanishikii</em>) symptoms on lemon grass (<em>Cymbopogon citratus</em>)

Cesar Calderon, USDA APHIS PPQ, Bugwood.org

lemongrass rust (Puccinia nakanishikii) symptoms on lemon grass (Cymbopogon citratus)

lemongrass rust (<em>Puccinia nakanishikii</em>) asexual spore on lemon grass (<em>Cymbopogon citratus</em>)

Cesar Calderon, USDA APHIS PPQ, Bugwood.org

lemongrass rust (Puccinia nakanishikii) asexual spore on lemon grass (Cymbopogon citratus)

lemongrass rust (<em>Puccinia nakanishikii</em>) symptoms on lemon grass (<em>Cymbopogon citratus</em>)

Cesar Calderon, USDA APHIS PPQ, Bugwood.org

lemongrass rust (Puccinia nakanishikii) symptoms on lemon grass (Cymbopogon citratus)

uredospores

Cesar Calderon, USDA APHIS PPQ, Bugwood.org

uredospores

lemongrass rust (<em>Puccinia nakanishikii</em>) asexual spore on lemon grass (<em>Cymbopogon citratus</em>)

Cesar Calderon, USDA APHIS PPQ, Bugwood.org

lemongrass rust (Puccinia nakanishikii) asexual spore on lemon grass (Cymbopogon citratus)