버들참빗속 Diplazium SW.

1. 잎은 단엽이다    ·······················································································································177. 버들참빗

1. 잎은 1-3 회 우상복엽이다

2. 1 회 우상복엽이다    ··············································································································178. 주름고사리

2.  2-3회 우상복엽이다.

3.  2회 우상복엽이다.

4. 측맥은 가의 1 개씩이고 포막은 성숙하면 갈라져서 사라진다. 잎자루 밑의 인편은 가장자리에 작은 돌기가 있다. 키는 1m 이하이다 ·····179. 검정비늘고사리

4. 측맥은 거의 2 개씩 갈라지고 포막은 남아 있다. 잎자루 밑의 인편은 거의 밋밋하며 빨리 떨어진다. 키는 1m 이상이다 ···················180. 섬잔고사리

3. 잎은 3 회 우상복엽이다    ········································································································181. 암고사리