톱풀속 Achillea LINN.

1. 잎은 복엽이다 ···························································································································698. 서양톱풀

1. 잎은 단엽이다.

2. 두화는 지름 11 ~ 15 mm 이고 희다 ································································································699. 큰톱풀

2. 두화는 지름 6~9 mm이다.

3. 두화는 지름 7~9 mm로서 희다 ·······································································································700. 톱풀

3. 두화는 지름 6~7 mm 로서 희거나 붉다 ·······················································································701. 붉은톱풀