능소화과 Bignoniaceas

1. 곧게 자라는 교목이다 ·················································································································· 개오동나무속

1. 덩굴식물이다 ······························································································································ 372. 능소화

개오동나무속 Catalpa sCOP..

1. 꽃은 황백색이며 지름 25mm로서 안쪽 양변에 황색 선파 자춧빛 점이 있다 ······················································ 370. 개오동

1. 꽃은 백색이며 지름 4.5-6 cm로서 측면에 2개의 황색 선이 있고 안쪽에 2개의 황색 선과 자갈색반점이 있다 ·············371. 꽃개오동