1、 Blade difference

The leaves in the middle of the stem of mugwort are oval or oval triangular, pinnately deeply divided, the lobes are oval to oval lanceolate, and there are usually 3 cracks in the middle. The edges of the lobes are serrated, dark green above with dense small gland points, gray green below with dense white villi, and the leaves at the top of the stem are full or 3-lobed

The leaves at the lower part of the stem of wormwood are nearly round or wide ovate, pinnately deeply divided, the lobes are oval or obovate long oval, the leaves in the middle are oval or triangular ovate, one to two pinnately deeply divided and then half divided, and the lobes are oval or lanceolate

2、 The difference between flowers

Mugwort is a head like inflorescence, which will be arranged into a compound raceme, the involucre is oval, and the flowers are tubular and slightly reddish

Wormwood is a head with oval inflorescence, the involucral bracts are arranged in tile shape, the bracts are oval or narrow oval, and the Corolla is narrow tubular and purple