Taxa Angiosperms Eudicots Rosales Rosales Europe Show this continent only 6 Crataegus sp. Hawthorn 5 Fragaria vesca Wild strawberry 8 Geum rivale Water avens 4 Prunus padus Bird cherry 8 Prunus spinosa Blackthorn 10 Rosa canina Dog rose 14 Sorbus aucuparia Rowan North America Show this continent only 4 Amelanchier laevis Smooth (=Allegheny) serviceberry 8 Geum triflorum Prairie smoke 4 Potentilla recta Sulphur cinquefoil 6 Rubus odoratus Purple-flowered raspberry 5 Waldsteinia fragarioides (Appalachian) barren strawberry South America Show this continent only 4 Acaena ovalifolia