internode

1.18(17) Inflorescence subtended by a broad, 2-keeled prophyll; rachilla internodes usually distinct and disarticulating.

花序包着以一宽阔的部分，2龙骨状；小穗轴间通常清楚和脱。

2.The results showed that the internodal length and plant height of alfalfa increased with the auxin content increasing,but the internode number didn′t change obviously.

结果表,随喷施浓度的增加,紫花苜蓿间距和株高增加,但间数变化不;