1、 Blade difference

The leaves of groundnut are nearly round or oval, up to 3-9 cm long and about 2-8 cm wide. The top is acuminate, and the base is round or micro cardioid, full-bodied. The veins on the back of the leaves will be slightly raised, and the petiole is about 1-3 cm long with grooves

The leaves of Panax notoginseng are ovate to nearly round, slightly smaller than the former, about 2-6 cm long and 1.5-5.5 cm wide. The top is acute, and the base is round or heart-shaped, entire

2、 The difference between flowers

The Helianthus spike is axillary, bracts are small, two bracts are calyx shaped, oblong, perianth pieces are lavender or reddish, oval oblong, the top is blunt and round, the lower part is white, the filaments are also white, and the anther is oval and light yellow

Panax notoginseng is a racemose inflorescence with narrow bracts. The lower pair of bracts is a wide triangle, the upper pair is a wide oval and then to nearly circular, and the perianth pieces are white and gradually turn black. They are oblong and then to oval at the time of flowering