처녀고사리속 Lastrea BoRy

1. 우편 기부에 통기체가 있다.

2. 포막이 없다 ················································································································ 132. 나도진퍼리고사리

2. 포막이 있다 ··················································································································· 134. 제비꼬리고사리

1. 우편 기부에 통기체가 없다.

3. 잎새는 피침형이며 2 회 우상으로 깊게 갈라진다.

4. 엽맥은 가장자리에 닿는다.

5. 열편의 측맥은 1 개씩이며 엽면에 선점이 많다.

6. 하부의 우편은 짧아지지 않거나 약간 작다.

7. 잎은 상록이며 포막은 말굽형과 비슷하다.

8. 잎에 털이 많고 우편은 길이 2cm 이상이다 ·····································································127. 사다리고사리

8. 잎에 털이 적고 우편은 길이가 대개 1cm 이하이며 열편은 둥근편이다 ································· 128. 좀사다리고사리

7. 잎은 상록이 아니며 포막은 둥글다  ···················································································131. 지네고사리

6. 하부의 잎은 점점 작아져서 흔적만 있는 것이 있다.

9. 중축 뒷면에 부드러운 털이 있다 ···············································································129. 가는잎처녀고사리

9. 중축 뒷면 하반부에 흰 털이 밀생한다 ·········································································130. 키다리처녀고사리

5. 열편의 측맥은 2 개씩 갈라지고 선점이 적다.

10. 인편은 얇고 일찍 떨어진다. 습지생이다   ··············································································133. 처녀고사리

10. 잎자루와 중축에 인편이 많다. 산지생이다   ·········································································135. 큰처녀고사리

4. 엽맥은 가장자리에 닿지 못한다    ····························································································· 136. 드문고사리

3. 잎새는 3각상 난형이며 3~4회 우상으로 깊게 갈라진다.

11. 소우편은 소우병이 없고 예저이며 황록색이다   ············································································137. 각시고사리

11 소우편은 소우병이 있고 철저이며 밝은 녹색이다   ······································································· 137+. 푸른각시고사리