page_title: Xylosandrus germanus
hierarchical_section_title: Xylosandrus germanus
caption_attribution_description: Xylosandrus germanus (Coleoptera - Curculionidae - Scolytinae)
context_page_description: Xylosandrus germanus, known generally as the alnus ambrosia beetle or black stem borer, is a species of ambrosia beetle in the family Curculionidae. The black stem borer is native to eastern Asia, but is an invasive species in Europe and North America. It carries an associated ambrosia fungus, Ambrosiella grosmanniae.
context_section_description: Xylosandrus germanus, known generally as the alnus ambrosia beetle or black stem borer, is a species of ambrosia beetle in the family Curculionidae. The black stem borer is native to eastern Asia, but is an invasive species in Europe and North America. It carries an associated ambrosia fungus, Ambrosiella grosmanniae.
caption: Alnus ambrosia beetle, Xylosandrus germanus
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