Seeds not pitted but with other kinds of sculpturing; main stems abortive, with rosulate leaves; pedicels curved or straight; leaf sheaths mostly hirsute only on mouth side.

• 种子并非具洼点的但是具其他类雕刻；主茎流产，具莲座丛叶；花梗弯曲或者直；只在嘴边上的多数的叶鞘具粗毛。(16