미나리아재비과 Ranunculaceae

1. 각 심피에 밑씨는 1 개씩 들어 있으며 열매는 수과이다 ················복수초속 · 꿩의다리속  · 미나리아재비속 · 으아리속 · 할미꽃속 · 바람꽃속 및 노루귀속

1. 밑씨는 여러 개씩 들어 있으나 간흑 1 개씩 들어 있는 것도 있다. 열매는 수과가 아니다·

2. 밀선에 거가 있다 ·························································································· 투구꽃속(초오속) · 제비고깔속 · 매발톱꽃속 및 개구리발톱속

2. 밀선이 없는 것이 있고 밀선이 있는 것도 거가 없다.

3. 잎은 3출 또는 우상복엽이지만 때로 3~5수인 것은 씨방에 맥이 없고 열매는 골돌이나 장과이다············· 노루삼속 · 승마속 · 나도바람꽃속 및 바디풀

3. 잎은 손바닥모양 또는 원심형이지만 3출연 때는 수과이다.

4. 밀선은 통형이다   ··············································································································462. 너도바람꽃

4. 밀선은 통형이 아니다.

5. 열때는 수과이다  ············································································································410. 매화바람꽃

5. 열매는 골돌이다  ···································································작약속 · 금매화속 · 동의나물속 ······463. 모데미풀

1. 열매는 수과이다.

2. 잎은 대생하며 암술대는 깃털같이 자란다. 식물체는 덩굴성이고 꽃받침은 꽃잎 같다   ··········································· 으아리속

2. 잎은 총포엽 외에는 호생 또는 근생하며 덩굴성이 아니다.

3. 잎은 근생하며 꽃줄기에는 윤생하는 총포가 있다

4. 암술대는 깃처럼 자란다  ·············································································································· 할미꽃속

4. 암술대는 짧고 꽃이 진 다음 자라지 않는다.

5 총포는 꽃에 접근하여 달리므로 꽃받침처럼 밋밋하다   ········································································노루귀속

5. 총포엽은 꽃에서 떨어져 달리며 잎같이 갈라진다 ·············································································· 바람꽃속

3. 잎은 호생하고 총포엽은 없다.

6. 꽃잎이 없고 턱잎이 있다   ········································································································· 꿩의다리속

6. 꽃잎이 있다.

7. 꽃잎에 밑선이 없다  ··············································································································411. 복수초

7. 꽃잎에 밑선이 있다.

8. 잎은 흰 녹색이 돌고 꽃은 희며 밑씨는 밑으로 처지고 주병은 뒤쪽에 있다 ·······································410. 매화바람꽃

8. 잎은 녹색이 돌고 꽃은 황색이며 밑씨는 비스듬히 서고 주병은 앞쪽에 있다  ···································· 미나라아재비속

1. 열매는 삭과, 골돌 또는 장과이다.

9. 꽃잎에 거가 있다.

10. 꽃은 방사대칭이며 잎은 3출복엽이다.

11. 꽃은 작고 희며 수술은 8-14 개이고 암술대는 씨방 길이의 1/5 정도이다 ·············································429. 개구리발톱

11. 꽃은 중 정도의 크기이고 꽃받침은 남자색이며 수술은 다수이고 암술대는 씨방 길이의 1/2 정도이다  ················매발톱꽃속

10. 꽃은 좌우대칭이며 잎은 장상분열을 한다.

12. 윗꽃받침잎에 거가 없고 꽃잎에 꽃톱이 있으며 심피는 3~5개이다 ···················································투구꽃속(초오속)

12. 윗꽃받침잎에 거가 있고 꽃잎에 꽃톱이 있으며 심피는 3-7 개다    ··························································제비고깔속

9. 꽃잎이 없거나 있어도 거가 없다.

13. 열매는 장과이다  ························································································································노루삼속

13. 열매는 골돌이다

14. 꽃잎은 크며 꽃받침잎은 꽃잎보다 훨씬 작고 녹색이며 남아 있다   ······························································작약속

14. 꽃받침잎은 꽃잎같이 크다

15. 잎은 손바닥모양이며 갈라지거나 또는 갈라지지 않는다.

16. 꽃잎이 없고 황색이며 잎은 둥글고 갈라지지 않는다 ···································································· 464. 동의나물

16. 꽃잎이 있고 잎은 손바닥처럼 갈라진다.

17. 총포엽이 없다. 꽃잎은 선형이며 갈라지지 않았다. 심피는 대가 없고 꽃은 황색이다  ································ 금매화속

17. 총포엽과 덩이줄기가 있다. 꽃잎은 갈라진다.

18. 심피는 대가 있고 꽃은 희다   ······················································································462. 너도바람꽃

18. 심피와 덩이줄기 모두 대가 없다   ···················································································463. 모데미풀

15. 잎은 3개씩이거나 우상복엽이다.

19. 꽃은 원추화서에 달린다 ··············································································································승마속

19. 꽃은 산형상 취산화서 달린다.

20. 다년초로서 심피는 1~5개이다    ··························································································· 나도바람꽃속

20. 1년초로서 심피는 6-20 개이다 ·····································································································바디풀