Intertaxon relationships
Cotoneaster Medik. - cotoneaster
Crataegus L. - hawthorn
Cydonia oblonga Mill. - Quince 
Eriobotrya japonica (Thunb.) Lindl. - Loquat
Malus Mill. - apple
Malus domestica (Suckow) Borkh. - Apple Tree
Pyracantha M. Roem. - firethorn
Pyrus L. - pear
Rubus L. - blackberry