单词cataphyll
n.: 【植】低出叶网络: 芽苞叶;鳞片;初叶
【植物;植物学】低出叶,芽苞叶
鳞片
芽胞叶
Leaves occasionally reduced to a bladeless or nearly bladeless sheath at base of stem (cataphyll);
叶有时无叶片或近无叶片,在茎基部有叶鞘(芽苞叶);