Agrobacterium tumefaciens (Smith & Townsend, 1907) Conn, 1942
on a wide variety of plant species
Osteospermum ecklonis, Dronten © Arnold Grosscurt
Forsythia x intermedia, Dronten © Arnold Grosscurt
Crataegus monogyna, Eerbeek © Arnold Grosscurt
Euonymus japonicus, Dronten © Arnold Grosscurt
section
Symphyotrichum novi-belgii, ‘s-Gravenzande; © Jan Scheffers
Rubus fruticosus, Vragenderveen
Rubus fruticosus, Flevoland, Reve-Abbertbos © Hans Jonkman: note how the galled tissue erupts through the bark
gall, on top of a gall of Lasioptera rubi
Cornus sanguinea, Belgium, prov. Namur, Vierves-sur-Viroin; © Stéphane Claerebout
Ulmus, Dronten © Arnold Grosscurt
Robinia pseudoacacia, Glimmen © Arnold Grosscurt
host plants
strongly polyphagous, including:
Acer; Aesculus; Alnus; Argyranthemum frutescens; Aster; Beta vulgaris; Betula pendula, pubescens; Brassica napus, oleracea; Chamaecyparis lawsoniana; Chrysanthemum indicum; Cornus sanguinea; Crataegus laevigata; Cydonia oblonga; Dahlia pinnata; Daphne mezereum; Datura innoxia, stramonium; Daucus carota; Euonymus; Forsythia; Fraxinus; Gladiolus; Pinus halepensis; Quercus pubescens; Robinia pseudoacacia; Salix; Rubus; Symphyotrichum novi-belgii.
Contrary to almost all gall causers this species is not associated with one more or less closely related group of host plants. Whether in all cases indeed the same causative organism is involved remains to be seen.
references
Bellmann (2012a), Blanes-Dalmau, Caballero-López & Pujade-Villar (2017a), Buhr (1964b), Coulianos & Holmåsen (1991a), Dauphin & Aniotsbehere (1997a), Ecott (2012a), Grosscurt (2017a), Hellrigl (2010a), Melgarejo Nárdiz, García-Jiménez, Jordá Gutiérrez ao (2010a), Redfern & Shirley (2011a), Roskam (2009a, 2019a), Salas-Remón, Llimona, Lozano ao (2015a), Tomasi (2003a, 2012a, 2014a).