Ocrea Short托叶鞘缺乏
Ocrea Lax托叶鞘疏松
Ocrea Large托叶鞘大
Ocrea Fugacious托叶鞘先落
Ocrea Tubular托叶鞘管状
Ocrea White托叶鞘白色
Ocrea Brown托叶鞘棕色
Ocrea Dark Brown托叶鞘暗褐色
brevis-ocrea短靴子
N（名词） a cup-shaped structure that sheathes the stems of certain plants, formed from united stipules or leaf bases 托叶鞘