보리수나무과 Elaeagnaceae

보리수나무속 Elaeagnus LINN.

1. 낙엽수이다.

2. 잔가지에 갈색이 도는 비늘털이 밀포하고 소과경은 1~3 개씩 달리며 열매는 길이 1.5 cm 정도이다 ·················1262. 뜰보리수

2 잔가지에 흰 비늘털이 밀포하고 소과경은 길이 5-12mm로서 1-7개씩 달리며 열매는 길이 1cm 미만이다 ··········1263. 보리수나무

1. 상록수이다.

3 잎의 뒷면과 잔가지는 적갈색이다.

4. 잎은 타원형 또는 장타원형이다 ···························································································· 1264. 녹보리똥나무

4. 잎은 피침형 또는 타윈상 피침형이다.

5. 잎은 타원상 피침형이다 ··················································································· 1265. 보리장나무(덩굴볼레니무)

5. 잎은 피침형이다 ···································································································· 1265+. 좁은잎보리장나무

3. 잎은 뒷면이 은백색 또는 갈색이 도는 은색이고 잔가지는 은백색 또는 갈색이다.

6. 잎은 둥글다.

7. 잎은 뒷면이 은백색이고 가지는 백색 또는 갈색이다 ··································································· 1266. 보리밥나무

7. 잎은 뒷면이 은백색이고 갈색 점이 있으며 가지는 적갈색이다 ····················································· 1267. 큰보리장나무

6. 잎은 타원형 또는 난상타원형으로서 뒷면이 은백색이지만 갈색 점이 있으며 가지는 적갈색이다 ·················· 1268. 왕볼레나무