방울난초속 Habenaria WILD·
1. 꽃은 꽃줄기 끝에 1~2 개 달린다 ································································································ 676. 해오라비난초
1. 꽃은 이삭처럼 달린다.
2. 꽃은 연한녹색이며 순판은
3개로 갈라지고 측편은 길이 6-7mm로서 실같이 가늘다. 중앙열편은 짧으며 끝이 둔하다 ·············· 675. 방울난초
2. 순판은 길이 1.5 cm, 너비 2cm로서 희다 ························································································677. 잠자리난초