꼬리고사리과 Aspleniaceae

1. 잔맥은 서로 합치지 않거나 끝에서 서로 연결되어 있다 ····································································· 꼬리고사리속

1. 잔맥은 서로 연결되어 있다   ···································································································198. 거미고사리

꼬리고사리속 Asplenium LINN.

1. 복엽이다.

2 잎자루는 윤채가 나고 검은갈색이 돈다

3. 근경은 짧고 잎은 총생한다

4. 우편은 좌우가 같지 않고 앞쪽 밑이 튀어나왔다.

5. 우편은 비스듬히 갈라지고 포막은 길이 0.7~1 mm 이다  ························································ 185. 개차고사리

5. 우편은 다소 깊은 물결형의 톱니가 있다. 포막은 길이 1 ~4mm 이다 ············································· 184. 깃고사리

4. 우편은 좌우가 거의 같다.

6. 중축은 양면 모두가 흑갈색이다 ··················································································· 186. 차꼬리고사리

6. 중축은 녹색이며 때로 표면 안쪽이 갈색이다 ········································································187. 꼬리고사리

3. 근경은 길게 벋어가고 잎은 1 회 우상복엽이며 우편은 좌우가 같지 않다 ·······································196. 지느러미고사리

2. 잎자루는 녹색이며 뒷면이 흑갈색이고 윤채가 없다.

7. 포자낭군은 최종 열편에 1 개씩 달린다.

8. 잎은 피침형이며 중축이 자라서 끝에 새싹이 생긴다 ·······························································191. 숫돌담고사리

8. 잎은 난상 3 각형이며 끝에 새싹이 돋지 않는다 ······································································ 192. 쪽잔고사리

7. 포자낭군은 최종 열편에 2 개이상 달린다.

9. 우편은 길이 10-17 cm이며 끝이 길게 뾰족하다.

10. 1 회 우상복엽이다 ··································································································· 188. 눈썹고사리

10. 2 회 우상복엽이다 ································································································· 189. 잔눈썹고사리

9. 우편은 길이 7cm 이하이다.

11. 잎새는 길이 3-30 cm, 너비 1.5~ 13 cm이며 표면은 짙은 녹색이고 굳은 초질 또는 초질이다.

12. 잎은 넓은 피침형이며 1 회 우상복엽이다 ········································································190. 선녀고사리

12. 잎은 장타원상 난형에서 넓은 피침형까지 있으며 2-4 회 우상복엽이다.

13. 잎은 굳은 초질이며 길이 15-35 cm 이다 ······································································193. 수수고사리

13. 잎은 초질이며 길이 5-15 cm 이다 ·············································································194. 돌담고사리

11. 잎은 길이 2-10 cm(15 cm), 너비 1-4 cm 로서 표면은 녹색이고 막질이다 ···························· 195. 애기꼬리고시리

1. 잎은 단엽이다.

14. 잎은 예저이다 ·······················································································································183. 파초일엽

14. 잎은 심장저이다 ····················································································································197. 골고사리