glume

• 指禾本科（Gramineae）和莎草科（Cyperaceae）植物花序中的小型干燥膜质苞片。

A small, dry, membranous bract found in the inflorescences of grasses (Gramineae) and sedges (Cyperaceae).

1. Botanical bractC2formalscientific

   One of the two small, dry, membranous bracts at the base of a grass or sedge spikelet.

   颖片

   • The glume protects the developing flower in grasses.
   • Botanists examine the shape of the glume to identify grass species.
   • Each spikelet has two glumes at its base.