Invasive Species
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Invader of the Month
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Invasive Species of Concern in Maryland
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Insects
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Other Invertebrates
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Viruses, Fungi and Other Organisms
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Information and Resources
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Asian Bon Leaf
Of Concern In Maryland
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Invasive Species of Concern in Maryland
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Beech Bark Disease Complex
Nectria spp. (fungus)
Cryptococcus fagisuga (beech scale)
Complex of scale insect and fungal pathogen kills beech trees in Northeast US; not yet in MD
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Additional Resources
arrow MISC Invader of the Month press release. December 2008
arrow Beech Bark Disease (BBD). USDA Forest Service
arrow Forest Insect & Disease Leaflet. USDA Forest Service
arrow Nectria coccinea. Invasive.org
arrow Nectria coccinea var. faginata. Invasive.org
Beech_Bark_Disease1
Fresh canker
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Beech_Bark_Disease2
Fruiting bodies
Photos: Andrej Kunca, National Forest Centre - Slovakia, Bugwood.org
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Beech Scale
Beech scale (Cryptococcus fagisuga)
Photo: Chris Malumphy, The Food and Environment Research Agency, Bugwood.org
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