새우난초속 Calanthe R. B_R•

1. 거가 없으며 꽃은 홍자색이고 여름에 핀다 ························································································734. 여름새우난

1. 거가 있다.

2. 꽃받침과 꽃잎은 옆으로 퍼지고 검은 갈자색 내지 갈록색이고 순판은 희거나 담홍색이며 증열편은 갚게 2 개로 갈라진다 ························733. 새우난초

2. 꽃은 황색 또는 황색이 돈다.

3. 꽃받침잎은 황백색이며 길이 15mm， 너비 3~4mm로서 순판은 2개로 갈라진다 ······································ 734+. 섬새우난

3. 꽃받침은 횡색이며 길이 23~30mm， 너비 7~13mm이고 순판은 담황색이며 3개로 갈라지고 중열편 끝은 오목하게 파졌다 ······················· 735. 금새우난