1、 Blade difference

Begonia leaves are oval to long oval, about 5-8 cm long and 2-3 cm wide. The apex is acuminate or blunt, the base is wide wedge-shaped or nearly circular, the edge is serrated, pubescent in the young stage, will fall off in the later stage, and the old leaves are glabrous. Stipules are narrow lanceolate and membranous

Apple leaves are oval or oval, and then to wide oval. Compared with the former, they are wider, about 4.5-10cm long and 3-5.5cm wide. The apex is acute, and the base is wide wedge-shaped or circular, also serrated. Stipules are herbaceous and lanceolate

2、 Fruit difference

Begonia fruit is nearly spherical, about 1.5-2 cm in diameter, yellow in color, and persistent sepals. The fruit period is from August to September

Sepals oblate, ca. 2 cm in diam., persistent at apex of apple. The fruit period is from January to October