1、 Blade difference

The leaflets of Magnolia are usually 3-5, rarely 7, oval or oblong lanceolate, about 2-5cm long and 8-18mm wide. The stipules are linear lanceolate

There are 5-9 leaflets of Rosa, which are oblong or obovate or oval, about 1.5-5cm long and 8-28mm wide. The stipules are comb toothed

2、 The difference between flowers

There are several magnolia flowers in umbels, the pedicel is 2-3 cm, the sepals are oval, the petals are obovate, the color is white, the apex is round, and the base is wedge-shaped

Rosa multiflora in panicle, pedicel about 1.5-2.5 cm, sepals lanceolate, petals broadly obovate, color white or pink, apex slightly concave, base cuneate