Crataegus laevigata (Poir.) DC.

are host of

• Global Biotic Interactions: Stigmella paradoxa (Frey 1858) Emmet 1970
• Global Biotic Interactions: Podosphaera clandestina (Wallr.) Lév. 1851
• Global Biotic Interactions: Cytospora populina (Pers.) Rabenh. 1844
• Global Biotic Interactions: Septoria crataegi Desm.
• Global Biotic Interactions: Stigmella perpygmaeella (Doubleday 1859) Karsholt et al. 1976
• Global Biotic Interactions: Leucoptera malifoliella
• Global Biotic Interactions: Stigmella oxyacanthella (Stainton 1854) Beirne 1945
• Global Biotic Interactions: Venturia crataegi Aderh. 1902
• Global Biotic Interactions: Phyllactinia mali (Duby) U. Braun 1978
• Global Biotic Interactions: Epirrita autumnata
• Global Biotic Interactions: Allophyes oxyacanthae
• Global Biotic Interactions: Asteromella vulgaris
• Global Biotic Interactions: Entomosporium thuemenii (Cooke) Sacc. 1884
• Global Biotic Interactions: Asteromella vulgaris
• Global Biotic Interactions: Lophiostoma caespitosum Fuckel
• Global Biotic Interactions: Coniothecium phyllophilum
• Global Biotic Interactions: Phyllosticta monogyna Allesch. 1898
• Global Biotic Interactions: Phyllosticta crataegicola Sacc. 1884
• Global Biotic Interactions: Mycosphaerella slaptoniensis D. Hawksw. & Sivan. 1975
• Global Biotic Interactions: Gymnosporangium exiguum F. Kern 1908
• Global Biotic Interactions: Gymnosporangium clavipes Cooke & Peck 1873
• Global Biotic Interactions: Gymnosporangium clavipes Cooke & Peck 1873
• Global Biotic Interactions: Valsaria insitiva (Tode) Ces. & De Not. 1863
• Global Biotic Interactions: Pseudodirphia eumedide (Stoll 1782)
• Global Biotic Interactions: Podosphaera clandestina (Wallr.) Lév. 1851
• Global Biotic Interactions: Otthia spiraeae
• Global Biotic Interactions: Diplocarpon mespili (Sorauer) B. Sutton 1980
• Global Biotic Interactions: Ectoedemia atricollis (Stainton 1857) Bradley et al. 1972
• Global Biotic Interactions: Sphaerulina oxyacanthae (Kunze & J. C. Schmidt) Quaedvl., Verkley & Crous 2013
• Global Biotic Interactions: Stigmella crataegella (Klimesch 1936) Klimesch 1948
• Global Biotic Interactions: Stigmella hybnerella (Hübner 1796) Fletcher et al. 1945
• Global Biotic Interactions: Podosphaera clandestina (Wallr.) Lév. 1851
• Global Biotic Interactions: Melanchra pisi Linnaeus 1758
• Global Biotic Interactions: Pammene agnotana Rebel 1914
• Global Biotic Interactions: Schizura concinna Abbot & Smith 1797
• Global Biotic Interactions: Hyalophora cecropia (Linnaeus 1758)
• Global Biotic Interactions: Acronicta psi Linnaeus 1758
• Global Biotic Interactions: Aglaope infausta Linnaeus 1767
• Global Biotic Interactions: Schizura unicornis Abbot & Smith 1797
• Global Biotic Interactions: Erannis tiliaria Harris 1841
• Global Biotic Interactions: Alsophila pometaria Harris 1841
• Global Biotic Interactions: Erannis defoliaria Clerck 1764
• Global Biotic Interactions: Diplocarpon mespili (Sorauer) B. Sutton 1980
• Global Biotic Interactions: Phyllonorycter oxyacanthae (Frey 1855)
• Global Biotic Interactions: Phyllonorycter oxyacanthae (Frey 1855)
• Global Biotic Interactions: Opisthograptis luteolata Linnaeus 1758
• Global Biotic Interactions: Stigmella regiella (Herrich-Schäffer 1855) Vári 1944
• Global Biotic Interactions: Phytophthora syringae
• Global Biotic Interactions: Fenestella fenestrata (Berk. & Broome) J. Schröt. 1897
• Global Biotic Interactions: Diaporthe crataegi Fuckel 1870
• Global Biotic Interactions: Phyllactinia mali (Duby) U. Braun 1978
• Global Biotic Interactions: Aporia crataegi (Linnaeus 1758)
• Global Biotic Interactions: Taphrina crataegi Sadeb. 1890
• Global Biotic Interactions: Gymnosporangium confusum Plowr. 1889
• Global Biotic Interactions: Gymnosporangium globosum (Farl.) Farl. 1886
• Global Biotic Interactions: Cladosporium herbarum (Pers.) Link 1816
• Global Biotic Interactions: Gymnosporangium clavariiforme (Wulfen) DC. 1805
• Global Biotic Interactions: Phyllactinia guttata (Wallr.) Lév. 1851
• Global Biotic Interactions: Diplocarpon mespili (Sorauer) B. Sutton 1980
• Global Biotic Interactions: Microdiplodia microsporella Allesch. 1901