다래나무과 Actinidiaceae

1. 잎과 가지에 갈색 털이 있고 잎은 두꺼우며 윤채가 있다.

2. 가지와 잎뒤의 털은 끝까지 남는다 ············································································································ 키위

2. 처음에는 털이 있으나 곧 떨어진다 ·································································································· 1170. 섬다래

1. 잎과 가지에 갈색 털이 없다.

3. 잎에 달린 돌기 같은 털은 곧 떨어지고 씨방에는 털이 없다 ······································································· 1173. 다래

3. 잎은 얇고 윤채가 없으며 화지에 달린 잎은 백색 또는 연한 홍색으로 변한다.

4. 가지의 골 속은 차 있고 희다 ······································································································ 1171. 개다래

4. 가지의 골 속은 계단모양이고 연한 갈색이다 ··················································································· 1172. 쥐다래