고란초속 Crypsinus PRESL
1. 잎은 갈라지지 않으며 중앙부가 제일 넓고 상록성이다 ········································································· 215. 큰고란초
1. 잎은 갈라진다. 갈라지지 않은 것은
밑부분이 제일 넓다.
2. 잎은
갈라지지 않고 밑부분이 제일 넓다. 상록성이다 ··········································································· 216. 고란초
2. 잎은
갈라진다.
3. 잎은 2~3 개로 갈라진다. 상록성이다 ·························································································
216. 고란초
3. 잎은
깃처럼 깊게 또는 완전히 갈라진다. 겨울에 마른다 ·······························································
217. 층층고란초