Intertaxon relationships
species
Alder Buckthorn
Frangula alnus Mill.
Clytus arietis arietis (Linnaeus, 1758) 
Gonotropis gibbosa LeConte, 1876
Gracilia minuta (Fabricius, 1781) - Basket Longhorn
Grammoptera ruficornis (Fabricius, 1781)
Leiopus nebulosus (Linnaeus, 1758)
Menesia bipunctata (Zoubkoff, 1829)
Molorchus umbellatarum (Schreber, 1759) - Pear Shortwing Beetle
Oberea pedemontana Chevrolat, 1856
Pogonocherus hispidus (Linnaeus, 1758)
Stenurella nigra (Linnaeus, 1758)
Tetrops praeustus praeustus (Linnaeus, 1758)
fungi
Puccinia coronata Corda - Crown Rust of Oats